471805 – Closing Firefox ESR window preview crashes taskbar

Bug 471805 - Closing Firefox ESR window preview crashes taskbar

Summary: Closing Firefox ESR window preview crashes taskbar

Status:	RESOLVED DUPLICATE of bug 446874

Alias:	None

Product:	plasmashell
Classification:	Plasma
Component:	general (show other bugs)
Version:	5.27.5
Platform:	Debian stable Linux

Importance:	NOR crash
Target Milestone:	1.0
Assignee:	Plasma Bugs List

URL:
Keywords:	drkonqi

Depends on:
Blocks:

Reported:	2023-06-30 20:35 UTC by miracledinner
Modified:	2023-07-07 15:46 UTC (History)
CC List:	3 users (show)

See Also:
Latest Commit:
Version Fixed In:

Attachments
Add an attachment

Note You need to log in before you can comment on or make changes to this bug.

Description miracledinner 2023-06-30 20:35:39 UTC

Application: plasmashell (5.27.5)

Qt Version: 5.15.8
Frameworks Version: 5.103.0
Operating System: Linux 6.1.0-9-amd64 x86_64
Windowing System: X11
Distribution: Debian GNU/Linux 12 (bookworm)
DrKonqi: 5.27.5 [CoredumpBackend]

-- Information about the crash:
Steps to reproduce
Set Icons-Only Task Manager to show Window Previews when clicking a grouped task.
Click pinned Firefox ESR on panel
Open a Private window in Firefox
Click the Firefox group on the panel, then press the red X button to close the original (non-private) window.
The KDE Plasma Panel then crashes and opens the crash handler.

The crash can be reproduced every time.

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault

           PID: 3142 (plasmashell)
           UID: 1000 (miracledinner)
           GID: 1000 (miracledinner)
        Signal: 11 (SEGV)
     Timestamp: Fri 2023-06-30 21:29:26 BST (27s ago)
  Command Line: /usr/bin/plasmashell --no-respawn
    Executable: /usr/bin/plasmashell
 Control Group: /user.slice/user-1000.slice/user@1000.service/session.slice/plasma-plasmashell.service
          Unit: user@1000.service
     User Unit: plasma-plasmashell.service
         Slice: user-1000.slice
     Owner UID: 1000 (miracledinner)
       Boot ID: 66ebc8751a8b46228556e6258997e58e
    Machine ID: aa59d6daa7bf435499c8eb8a556b2dc4
      Hostname: elimina-debian
       Storage: /var/lib/systemd/coredump/core.plasmashell.1000.66ebc8751a8b46228556e6258997e58e.3142.1688156966000000.zst (present)
  Size on Disk: 19.3M
       Message: Process 3142 (plasmashell) of user 1000 dumped core.
                
                Module libsystemd.so.0 from deb systemd-252.6-1.amd64
                Module libudev.so.1 from deb systemd-252.6-1.amd64
                Stack trace of thread 3142:
                #0  0x00007f8594ea9ccc n/a (libc.so.6 + 0x8accc)
                #1  0x00007f8594e5aef2 raise (libc.so.6 + 0x3bef2)
                #2  0x00007f859756ab46 _ZN6KCrash19defaultCrashHandlerEi (libKF5Crash.so.5 + 0x5b46)
                #3  0x00007f8594e5af90 n/a (libc.so.6 + 0x3bf90)
                #4  0x00007f8594ea9ccc n/a (libc.so.6 + 0x8accc)
                #5  0x00007f8594e5aef2 raise (libc.so.6 + 0x3bef2)
                #6  0x00007f8594e5af90 n/a (libc.so.6 + 0x3bf90)
                #7  0x00007f8594ea4d34 n/a (libc.so.6 + 0x85d34)
                #8  0x00007f8594ea73f8 pthread_cond_wait (libc.so.6 + 0x883f8)
                #9  0x00007f85950d1a2b _ZN14QWaitCondition4waitEP6QMutex14QDeadlineTimer (libQt5Core.so.5 + 0xd1a2b)
                #10 0x00007f859700bd58 n/a (libQt5Quick.so.5 + 0x20bd58)
                #11 0x00007f859700d013 n/a (libQt5Quick.so.5 + 0x20d013)
                #12 0x00007f85957493f5 _ZN7QWindow5eventEP6QEvent (libQt5Gui.so.5 + 0x1493f5)
                #13 0x00007f85840dd055 n/a (libcorebindingsplugin.so + 0x3f055)
                #14 0x00007f8596162fae _ZN19QApplicationPrivate13notify_helperEP7QObjectP6QEvent (libQt5Widgets.so.5 + 0x162fae)
                #15 0x00007f85952b16f8 _ZN16QCoreApplication15notifyInternal2EP7QObjectP6QEvent (libQt5Core.so.5 + 0x2b16f8)
                #16 0x00007f859573e5cd _ZN22QGuiApplicationPrivate18processExposeEventEPN29QWindowSystemInterfacePrivate11ExposeEventE (libQt5Gui.so.5 + 0x13e5cd)
                #17 0x00007f8595711cac _ZN22QWindowSystemInterface22sendWindowSystemEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE (libQt5Gui.so.5 + 0x111cac)
                #18 0x00007f85905c6eca n/a (libQt5XcbQpa.so.5 + 0x6deca)
                #19 0x00007f8593d8b7a9 g_main_context_dispatch (libglib-2.0.so.0 + 0x547a9)
                #20 0x00007f8593d8ba38 n/a (libglib-2.0.so.0 + 0x54a38)
                #21 0x00007f8593d8bacc g_main_context_iteration (libglib-2.0.so.0 + 0x54acc)
                #22 0x00007f8595309836 _ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE (libQt5Core.so.5 + 0x309836)
                #23 0x00007f85952b017b _ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt5Core.so.5 + 0x2b017b)
                #24 0x00007f85952b82d6 _ZN16QCoreApplication4execEv (libQt5Core.so.5 + 0x2b82d6)
                #25 0x000055c329c87dc3 n/a (plasmashell + 0x26dc3)
                #26 0x00007f8594e4618a n/a (libc.so.6 + 0x2718a)
                #27 0x00007f8594e46245 __libc_start_main (libc.so.6 + 0x27245)
                #28 0x000055c329c87ee1 n/a (plasmashell + 0x26ee1)
                
                Stack trace of thread 3146:
                #0  0x00007f8594ea4d36 n/a (libc.so.6 + 0x85d36)
                #1  0x00007f8594ea73f8 pthread_cond_wait (libc.so.6 + 0x883f8)
                #2  0x00007f858c90c059 n/a (iris_dri.so + 0x10c059)
                #3  0x00007f858c8be17b n/a (iris_dri.so + 0xbe17b)
                #4  0x00007f858c90bf97 n/a (iris_dri.so + 0x10bf97)
                #5  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
                #6  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
                
                Stack trace of thread 3147:
                #0  0x00007f8594ea4d36 n/a (libc.so.6 + 0x85d36)
                #1  0x00007f8594ea73f8 pthread_cond_wait (libc.so.6 + 0x883f8)
                #2  0x00007f858c90c059 n/a (iris_dri.so + 0x10c059)
                #3  0x00007f858c8be17b n/a (iris_dri.so + 0xbe17b)
                #4  0x00007f858c90bf97 n/a (iris_dri.so + 0x10bf97)
                #5  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
                #6  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
                
                Stack trace of thread 3148:
                #0  0x00007f8594ea4d36 n/a (libc.so.6 + 0x85d36)
                #1  0x00007f8594ea73f8 pthread_cond_wait (libc.so.6 + 0x883f8)
                #2  0x00007f858c90c059 n/a (iris_dri.so + 0x10c059)
                #3  0x00007f858c8be17b n/a (iris_dri.so + 0xbe17b)
                #4  0x00007f858c90bf97 n/a (iris_dri.so + 0x10bf97)
                #5  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
                #6  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
                
                Stack trace of thread 3145:
                #0  0x00007f8594f1afff __poll (libc.so.6 + 0xfbfff)
                #1  0x00007f8593d8b9ae n/a (libglib-2.0.so.0 + 0x549ae)
                #2  0x00007f8593d8bacc g_main_context_iteration (libglib-2.0.so.0 + 0x54acc)
                #3  0x00007f859530984e _ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE (libQt5Core.so.5 + 0x30984e)
                #4  0x00007f85952b017b _ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt5Core.so.5 + 0x2b017b)
                #5  0x00007f85950cab87 _ZN7QThread4execEv (libQt5Core.so.5 + 0xcab87)
                #6  0x00007f8595ebc487 n/a (libQt5DBus.so.5 + 0x17487)
                #7  0x00007f85950cbd43 n/a (libQt5Core.so.5 + 0xcbd43)
                #8  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
                #9  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
                
                Stack trace of thread 3149:
                #0  0x00007f8594ea4d36 n/a (libc.so.6 + 0x85d36)
                #1  0x00007f8594ea73f8 pthread_cond_wait (libc.so.6 + 0x883f8)
                #2  0x00007f858c90c059 n/a (iris_dri.so + 0x10c059)
                #3  0x00007f858c8be17b n/a (iris_dri.so + 0xbe17b)
                #4  0x00007f858c90bf97 n/a (iris_dri.so + 0x10bf97)
                #5  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
                #6  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
                
                Stack trace of thread 3150:
                #0  0x00007f8594ea4d36 n/a (libc.so.6 + 0x85d36)
                #1  0x00007f8594ea73f8 pthread_cond_wait (libc.so.6 + 0x883f8)
                #2  0x00007f858c90c059 n/a (iris_dri.so + 0x10c059)
                #3  0x00007f858c8be17b n/a (iris_dri.so + 0xbe17b)
                #4  0x00007f858c90bf97 n/a (iris_dri.so + 0x10bf97)
                #5  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
                #6  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
                
                Stack trace of thread 3153:
                #0  0x00007f8594ea4d36 n/a (libc.so.6 + 0x85d36)
                #1  0x00007f8594ea73f8 pthread_cond_wait (libc.so.6 + 0x883f8)
                #2  0x00007f858c90c059 n/a (iris_dri.so + 0x10c059)
                #3  0x00007f858c8be17b n/a (iris_dri.so + 0xbe17b)
                #4  0x00007f858c90bf97 n/a (iris_dri.so + 0x10bf97)
                #5  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
                #6  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
                
                Stack trace of thread 3154:
                #0  0x00007f8594ea4d36 n/a (libc.so.6 + 0x85d36)
                #1  0x00007f8594ea73f8 pthread_cond_wait (libc.so.6 + 0x883f8)
                #2  0x00007f858c90c059 n/a (iris_dri.so + 0x10c059)
                #3  0x00007f858c8be17b n/a (iris_dri.so + 0xbe17b)
                #4  0x00007f858c90bf97 n/a (iris_dri.so + 0x10bf97)
                #5  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
                #6  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
                
                Stack trace of thread 3152:
                #0  0x00007f8594ea4d36 n/a (libc.so.6 + 0x85d36)
                #1  0x00007f8594ea73f8 pthread_cond_wait (libc.so.6 + 0x883f8)
                #2  0x00007f858c90c059 n/a (iris_dri.so + 0x10c059)
                #3  0x00007f858c8be17b n/a (iris_dri.so + 0xbe17b)
                #4  0x00007f858c90bf97 n/a (iris_dri.so + 0x10bf97)
                #5  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
                #6  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
                
                Stack trace of thread 3151:
                #0  0x00007f8594ea4d36 n/a (libc.so.6 + 0x85d36)
                #1  0x00007f8594ea73f8 pthread_cond_wait (libc.so.6 + 0x883f8)
                #2  0x00007f858c90c059 n/a (iris_dri.so + 0x10c059)
                #3  0x00007f858c8be17b n/a (iris_dri.so + 0xbe17b)
                #4  0x00007f858c90bf97 n/a (iris_dri.so + 0x10bf97)
                #5  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
                #6  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
                
                Stack trace of thread 3157:
                #0  0x00007f8594ea4d36 n/a (libc.so.6 + 0x85d36)
                #1  0x00007f8594ea73f8 pthread_cond_wait (libc.so.6 + 0x883f8)
                #2  0x00007f858c90c059 n/a (iris_dri.so + 0x10c059)
                #3  0x00007f858c8be17b n/a (iris_dri.so + 0xbe17b)
                #4  0x00007f858c90bf97 n/a (iris_dri.so + 0x10bf97)
                #5  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
                #6  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
                
                Stack trace of thread 3155:
                #0  0x00007f8594ea4d36 n/a (libc.so.6 + 0x85d36)
                #1  0x00007f8594ea73f8 pthread_cond_wait (libc.so.6 + 0x883f8)
                #2  0x00007f858c90c059 n/a (iris_dri.so + 0x10c059)
                #3  0x00007f858c8be17b n/a (iris_dri.so + 0xbe17b)
                #4  0x00007f858c90bf97 n/a (iris_dri.so + 0x10bf97)
                #5  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
                #6  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
                
                Stack trace of thread 3158:
                #0  0x00007f8594ea4d36 n/a (libc.so.6 + 0x85d36)
                #1  0x00007f8594ea73f8 pthread_cond_wait (libc.so.6 + 0x883f8)
                #2  0x00007f858c90c059 n/a (iris_dri.so + 0x10c059)
                #3  0x00007f858c8be17b n/a (iris_dri.so + 0xbe17b)
                #4  0x00007f858c90bf97 n/a (iris_dri.so + 0x10bf97)
                #5  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
                #6  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
                
                Stack trace of thread 3156:
                #0  0x00007f8594ea4d36 n/a (libc.so.6 + 0x85d36)
                #1  0x00007f8594ea73f8 pthread_cond_wait (libc.so.6 + 0x883f8)
                #2  0x00007f858c90c059 n/a (iris_dri.so + 0x10c059)
                #3  0x00007f858c8be17b n/a (iris_dri.so + 0xbe17b)
                #4  0x00007f858c90bf97 n/a (iris_dri.so + 0x10bf97)
                #5  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
                #6  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
                
                Stack trace of thread 3169:
                #0  0x00007f8594f1afff __poll (libc.so.6 + 0xfbfff)
                #1  0x00007f8593d8b9ae n/a (libglib-2.0.so.0 + 0x549ae)
                #2  0x00007f8593d8bacc g_main_context_iteration (libglib-2.0.so.0 + 0x54acc)
                #3  0x00007f8595309836 _ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE (libQt5Core.so.5 + 0x309836)
                #4  0x00007f85952b017b _ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt5Core.so.5 + 0x2b017b)
                #5  0x00007f85950cab87 _ZN7QThread4execEv (libQt5Core.so.5 + 0xcab87)
                #6  0x00007f8596b28555 n/a (libQt5Qml.so.5 + 0x328555)
                #7  0x00007f85950cbd43 n/a (libQt5Core.so.5 + 0xcbd43)
                #8  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
                #9  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
                
                Stack trace of thread 3620:
                #0  0x00007f8594ea4d36 n/a (libc.so.6 + 0x85d36)
                #1  0x00007f8594ea76dc pthread_cond_timedwait (libc.so.6 + 0x886dc)
                #2  0x00007f85950d19bc _ZN14QWaitCondition4waitEP6QMutex14QDeadlineTimer (libQt5Core.so.5 + 0xd19bc)
                #3  0x00007f85950cf0a5 n/a (libQt5Core.so.5 + 0xcf0a5)
                #4  0x00007f85950cbd43 n/a (libQt5Core.so.5 + 0xcbd43)
                #5  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
                #6  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
                
                Stack trace of thread 3617:
                #0  0x00007f8594ea4d36 n/a (libc.so.6 + 0x85d36)
                #1  0x00007f8594ea76dc pthread_cond_timedwait (libc.so.6 + 0x886dc)
                #2  0x00007f85950d19bc _ZN14QWaitCondition4waitEP6QMutex14QDeadlineTimer (libQt5Core.so.5 + 0xd19bc)
                #3  0x00007f85950cf0a5 n/a (libQt5Core.so.5 + 0xcf0a5)
                #4  0x00007f85950cbd43 n/a (libQt5Core.so.5 + 0xcbd43)
                #5  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
                #6  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
                
                Stack trace of thread 3968:
                #0  0x00007f8594ea4d36 n/a (libc.so.6 + 0x85d36)
                #1  0x00007f8594ea73f8 pthread_cond_wait (libc.so.6 + 0x883f8)
                #2  0x00007f858c90c059 n/a (iris_dri.so + 0x10c059)
                #3  0x00007f858c8be17b n/a (iris_dri.so + 0xbe17b)
                #4  0x00007f858c90bf97 n/a (iris_dri.so + 0x10bf97)
                #5  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
                #6  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
                
                Stack trace of thread 3618:
                #0  0x00007f8594ea4d36 n/a (libc.so.6 + 0x85d36)
                #1  0x00007f8594ea76dc pthread_cond_timedwait (libc.so.6 + 0x886dc)
                #2  0x00007f85950d19bc _ZN14QWaitCondition4waitEP6QMutex14QDeadlineTimer (libQt5Core.so.5 + 0xd19bc)
                #3  0x00007f85950cf0a5 n/a (libQt5Core.so.5 + 0xcf0a5)
                #4  0x00007f85950cbd43 n/a (libQt5Core.so.5 + 0xcbd43)
                #5  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
                #6  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
                
                Stack trace of thread 3621:
                #0  0x00007f8594ea4d36 n/a (libc.so.6 + 0x85d36)
                #1  0x00007f8594ea76dc pthread_cond_timedwait (libc.so.6 + 0x886dc)
                #2  0x00007f85950d19bc _ZN14QWaitCondition4waitEP6QMutex14QDeadlineTimer (libQt5Core.so.5 + 0xd19bc)
                #3  0x00007f85950cf0a5 n/a (libQt5Core.so.5 + 0xcf0a5)
                #4  0x00007f85950cbd43 n/a (libQt5Core.so.5 + 0xcbd43)
                #5  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
                #6  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
                
                Stack trace of thread 3164:
                #0  0x00007f8594ea4d36 n/a (libc.so.6 + 0x85d36)
                #1  0x00007f8594ea73f8 pthread_cond_wait (libc.so.6 + 0x883f8)
                #2  0x00007f858c90c059 n/a (iris_dri.so + 0x10c059)
                #3  0x00007f858c8be17b n/a (iris_dri.so + 0xbe17b)
                #4  0x00007f858c90bf97 n/a (iris_dri.so + 0x10bf97)
                #5  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
                #6  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
                
                Stack trace of thread 3616:
                #0  0x00007f8594ea4d36 n/a (libc.so.6 + 0x85d36)
                #1  0x00007f8594ea76dc pthread_cond_timedwait (libc.so.6 + 0x886dc)
                #2  0x00007f85950d19bc _ZN14QWaitCondition4waitEP6QMutex14QDeadlineTimer (libQt5Core.so.5 + 0xd19bc)
                #3  0x00007f85950cf0a5 n/a (libQt5Core.so.5 + 0xcf0a5)
                #4  0x00007f85950cbd43 n/a (libQt5Core.so.5 + 0xcbd43)
                #5  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
                #6  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
                
                Stack trace of thread 3183:
                #0  0x00007f8594ea4d36 n/a (libc.so.6 + 0x85d36)
                #1  0x00007f8594ea73f8 pthread_cond_wait (libc.so.6 + 0x883f8)
                #2  0x00007f858c90c059 n/a (iris_dri.so + 0x10c059)
                #3  0x00007f858c8be17b n/a (iris_dri.so + 0xbe17b)
                #4  0x00007f858c90bf97 n/a (iris_dri.so + 0x10bf97)
                #5  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
                #6  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
                
                Stack trace of thread 3619:
                #0  0x00007f8594ea4d36 n/a (libc.so.6 + 0x85d36)
                #1  0x00007f8594ea76dc pthread_cond_timedwait (libc.so.6 + 0x886dc)
                #2  0x00007f85950d19bc _ZN14QWaitCondition4waitEP6QMutex14QDeadlineTimer (libQt5Core.so.5 + 0xd19bc)
                #3  0x00007f85950cf0a5 n/a (libQt5Core.so.5 + 0xcf0a5)
                #4  0x00007f85950cbd43 n/a (libQt5Core.so.5 + 0xcbd43)
                #5  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
                #6  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
                
                Stack trace of thread 3622:
                #0  0x00007f8594ea4d36 n/a (libc.so.6 + 0x85d36)
                #1  0x00007f8594ea73f8 pthread_cond_wait (libc.so.6 + 0x883f8)
                #2  0x00007f858c90c059 n/a (iris_dri.so + 0x10c059)
                #3  0x00007f858c8be17b n/a (iris_dri.so + 0xbe17b)
                #4  0x00007f858c90bf97 n/a (iris_dri.so + 0x10bf97)
                #5  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
                #6  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
                
                Stack trace of thread 3623:
                #0  0x00007f8594f1afff __poll (libc.so.6 + 0xfbfff)
                #1  0x00007f859756a150 n/a (libKF5Crash.so.5 + 0x5150)
                #2  0x00007f859756aad6 _ZN6KCrash19defaultCrashHandlerEi (libKF5Crash.so.5 + 0x5ad6)
                #3  0x00007f8594e5af90 n/a (libc.so.6 + 0x3bf90)
                #4  0x00007f8596fc1f5a _ZN30QSGOpaqueTextureMaterialShader11updateStateERKN17QSGMaterialShader11RenderStateEP11QSGMaterialS5_ (libQt5Quick.so.5 + 0x1c1f5a)
                #5  0x00007f8596faa80d _ZN16QSGBatchRenderer8Renderer17renderMergedBatchEPKNS_5BatchE (libQt5Quick.so.5 + 0x1aa80d)
                #6  0x00007f8596fafa55 _ZN16QSGBatchRenderer8Renderer13renderBatchesEv (libQt5Quick.so.5 + 0x1afa55)
                #7  0x00007f8596fb05b6 _ZN16QSGBatchRenderer8Renderer6renderEv (libQt5Quick.so.5 + 0x1b05b6)
                #8  0x00007f8596f97f00 _ZN11QSGRenderer11renderSceneERK11QSGBindable (libQt5Quick.so.5 + 0x197f00)
                #9  0x00007f8596f983b3 _ZN11QSGRenderer11renderSceneEj (libQt5Quick.so.5 + 0x1983b3)
                #10 0x00007f8596ffb663 _ZN23QSGDefaultRenderContext15renderNextFrameEP11QSGRendererj (libQt5Quick.so.5 + 0x1fb663)
                #11 0x00007f8597068139 _ZN19QQuickWindowPrivate16renderSceneGraphERK5QSizeS2_ (libQt5Quick.so.5 + 0x268139)
                #12 0x00007f8597009597 n/a (libQt5Quick.so.5 + 0x209597)
                #13 0x00007f859700a46f n/a (libQt5Quick.so.5 + 0x20a46f)
                #14 0x00007f85950cbd43 n/a (libQt5Core.so.5 + 0xcbd43)
                #15 0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
                #16 0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
                
                Stack trace of thread 3184:
                #0  0x00007f8594ea4d36 n/a (libc.so.6 + 0x85d36)
                #1  0x00007f8594ea73f8 pthread_cond_wait (libc.so.6 + 0x883f8)
                #2  0x00007f85950d1a2b _ZN14QWaitCondition4waitEP6QMutex14QDeadlineTimer (libQt5Core.so.5 + 0xd1a2b)
                #3  0x00007f8597008085 n/a (libQt5Quick.so.5 + 0x208085)
                #4  0x00007f859700a4b1 n/a (libQt5Quick.so.5 + 0x20a4b1)
                #5  0x00007f85950cbd43 n/a (libQt5Core.so.5 + 0xcbd43)
                #6  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
                #7  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
                
                Stack trace of thread 3207:
                #0  0x00007f8594ea4d36 n/a (libc.so.6 + 0x85d36)
                #1  0x00007f8594ea73f8 pthread_cond_wait (libc.so.6 + 0x883f8)
                #2  0x00007f85950d1a2b _ZN14QWaitCondition4waitEP6QMutex14QDeadlineTimer (libQt5Core.so.5 + 0xd1a2b)
                #3  0x00007f8597008085 n/a (libQt5Quick.so.5 + 0x208085)
                #4  0x00007f859700a4b1 n/a (libQt5Quick.so.5 + 0x20a4b1)
                #5  0x00007f85950cbd43 n/a (libQt5Core.so.5 + 0xcbd43)
                #6  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
                #7  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
                
                Stack trace of thread 3206:
                #0  0x00007f8594ea4d36 n/a (libc.so.6 + 0x85d36)
                #1  0x00007f8594ea73f8 pthread_cond_wait (libc.so.6 + 0x883f8)
                #2  0x00007f858c90c059 n/a (iris_dri.so + 0x10c059)
                #3  0x00007f858c8be17b n/a (iris_dri.so + 0xbe17b)
                #4  0x00007f858c90bf97 n/a (iris_dri.so + 0x10bf97)
                #5  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
                #6  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
                
                Stack trace of thread 3193:
                #0  0x00007f8594f1d8e1 pselect (libc.so.6 + 0xfe8e1)
                #1  0x00007f8592f3fa62 n/a (libusbmuxd-2.0.so.6 + 0x2a62)
                #2  0x00007f8592f40e60 n/a (libusbmuxd-2.0.so.6 + 0x3e60)
                #3  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
                #4  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
                
                Stack trace of thread 3186:
                #0  0x00007f8594f1afff __poll (libc.so.6 + 0xfbfff)
                #1  0x00007f8593d8b9ae n/a (libglib-2.0.so.0 + 0x549ae)
                #2  0x00007f8593d8bacc g_main_context_iteration (libglib-2.0.so.0 + 0x54acc)
                #3  0x00007f8595309836 _ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE (libQt5Core.so.5 + 0x309836)
                #4  0x00007f85952b017b _ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt5Core.so.5 + 0x2b017b)
                #5  0x00007f85950cab87 _ZN7QThread4execEv (libQt5Core.so.5 + 0xcab87)
                #6  0x00007f8596f566d6 n/a (libQt5Quick.so.5 + 0x1566d6)
                #7  0x00007f85950cbd43 n/a (libQt5Core.so.5 + 0xcbd43)
                #8  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
                #9  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
                
                Stack trace of thread 3615:
                #0  0x00007f8594ea4d36 n/a (libc.so.6 + 0x85d36)
                #1  0x00007f8594ea76dc pthread_cond_timedwait (libc.so.6 + 0x886dc)
                #2  0x00007f85950d19bc _ZN14QWaitCondition4waitEP6QMutex14QDeadlineTimer (libQt5Core.so.5 + 0xd19bc)
                #3  0x00007f85950cf0a5 n/a (libQt5Core.so.5 + 0xcf0a5)
                #4  0x00007f85950cbd43 n/a (libQt5Core.so.5 + 0xcbd43)
                #5  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
                #6  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
                
                Stack trace of thread 3202:
                #0  0x00007f8594f1afff __poll (libc.so.6 + 0xfbfff)
                #1  0x00007f8593d8b9ae n/a (libglib-2.0.so.0 + 0x549ae)
                #2  0x00007f8593d8bacc g_main_context_iteration (libglib-2.0.so.0 + 0x54acc)
                #3  0x00007f8595309836 _ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE (libQt5Core.so.5 + 0x309836)
                #4  0x00007f85952b017b _ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt5Core.so.5 + 0x2b017b)
                #5  0x00007f85950cab87 _ZN7QThread4execEv (libQt5Core.so.5 + 0xcab87)
                #6  0x00007f850fe45667 _ZN15KCupsConnection3runEv (libkcupslib.so + 0x23667)
                #7  0x00007f85950cbd43 n/a (libQt5Core.so.5 + 0xcbd43)
                #8  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
                #9  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
                ELF object binary architecture: AMD x86-64

[New LWP 3142]
[New LWP 3146]
[New LWP 3147]
[New LWP 3148]
[New LWP 3145]
[New LWP 3149]
[New LWP 3150]
[New LWP 3153]
[New LWP 3154]
[New LWP 3152]
[New LWP 3151]
[New LWP 3157]
[New LWP 3155]
[New LWP 3158]
[New LWP 3156]
[New LWP 3169]
[New LWP 3620]
[New LWP 3617]
[New LWP 3968]
[New LWP 3618]
[New LWP 3621]
[New LWP 3164]
[New LWP 3616]
[New LWP 3183]
[New LWP 3619]
[New LWP 3622]
[New LWP 3623]
[New LWP 3184]
[New LWP 3207]
[New LWP 3206]
[New LWP 3193]
[New LWP 3186]
[New LWP 3615]
[New LWP 3202]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
Core was generated by `/usr/bin/plasmashell --no-respawn'.
Program terminated with signal SIGSEGV, Segmentation fault.
#0  0x00007f8594ea9ccc in ?? () from /lib/x86_64-linux-gnu/libc.so.6
[Current thread is 1 (Thread 0x7f85906f2500 (LWP 3142))]
[Current thread is 1 (Thread 0x7f85906f2500 (LWP 3142))]

Thread 34 (Thread 0x7f8518da86c0 (LWP 3202)):
#0  0x00007f8594f1afff in poll () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f8593d8b9ae in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f8593d8bacc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f8595309836 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f85952b017b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f85950cab87 in QThread::exec() () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f850fe45667 in KCupsConnection::run() () from /lib/x86_64-linux-gnu/libkcupslib.so
#7  0x00007f85950cbd43 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#9  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 33 (Thread 0x7f84ff7fe6c0 (LWP 3615)):
#0  0x00007f8594ea4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f8594ea76dc in pthread_cond_timedwait () from /lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f85950d19bc in QWaitCondition::wait(QMutex*, QDeadlineTimer) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007f85950cf0a5 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f85950cbd43 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#6  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 32 (Thread 0x7f852adfe6c0 (LWP 3186)):
#0  0x00007f8594f1afff in poll () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f8593d8b9ae in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f8593d8bacc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f8595309836 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f85952b017b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f85950cab87 in QThread::exec() () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f8596f566d6 in ?? () from /lib/x86_64-linux-gnu/libQt5Quick.so.5
#7  0x00007f85950cbd43 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#9  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 31 (Thread 0x7f8529e136c0 (LWP 3193)):
#0  0x00007f8594f1d8e1 in pselect () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f8592f3fa62 in ?? () from /lib/x86_64-linux-gnu/libusbmuxd-2.0.so.6
#2  0x00007f8592f40e60 in ?? () from /lib/x86_64-linux-gnu/libusbmuxd-2.0.so.6
#3  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#4  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 30 (Thread 0x7f850ee586c0 (LWP 3206)):
#0  0x00007f8594ea4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f8594ea73f8 in pthread_cond_wait () from /lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f858c90c059 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#3  0x00007f858c8be17b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007f858c90bf97 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#6  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 29 (Thread 0x7f850e6466c0 (LWP 3207)):
#0  0x00007f8594ea4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f8594ea73f8 in pthread_cond_wait () from /lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f85950d1a2b in QWaitCondition::wait(QMutex*, QDeadlineTimer) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007f8597008085 in ?? () from /lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007f859700a4b1 in ?? () from /lib/x86_64-linux-gnu/libQt5Quick.so.5
#5  0x00007f85950cbd43 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#7  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 28 (Thread 0x7f852bfff6c0 (LWP 3184)):
#0  0x00007f8594ea4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f8594ea73f8 in pthread_cond_wait () from /lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f85950d1a2b in QWaitCondition::wait(QMutex*, QDeadlineTimer) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007f8597008085 in ?? () from /lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007f859700a4b1 in ?? () from /lib/x86_64-linux-gnu/libQt5Quick.so.5
#5  0x00007f85950cbd43 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#7  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 27 (Thread 0x7f84df7fe6c0 (LWP 3623)):
[KCrash Handler]
#4  0x00007f8596fc1f5a in QSGOpaqueTextureMaterialShader::updateState(QSGMaterialShader::RenderState const&, QSGMaterial*, QSGMaterial*) () from /lib/x86_64-linux-gnu/libQt5Quick.so.5
#5  0x00007f8596faa80d in QSGBatchRenderer::Renderer::renderMergedBatch(QSGBatchRenderer::Batch const*) () from /lib/x86_64-linux-gnu/libQt5Quick.so.5
#6  0x00007f8596fafa55 in QSGBatchRenderer::Renderer::renderBatches() () from /lib/x86_64-linux-gnu/libQt5Quick.so.5
#7  0x00007f8596fb05b6 in QSGBatchRenderer::Renderer::render() () from /lib/x86_64-linux-gnu/libQt5Quick.so.5
#8  0x00007f8596f97f00 in QSGRenderer::renderScene(QSGBindable const&) () from /lib/x86_64-linux-gnu/libQt5Quick.so.5
#9  0x00007f8596f983b3 in QSGRenderer::renderScene(unsigned int) () from /lib/x86_64-linux-gnu/libQt5Quick.so.5
#10 0x00007f8596ffb663 in QSGDefaultRenderContext::renderNextFrame(QSGRenderer*, unsigned int) () from /lib/x86_64-linux-gnu/libQt5Quick.so.5
#11 0x00007f8597068139 in QQuickWindowPrivate::renderSceneGraph(QSize const&, QSize const&) () from /lib/x86_64-linux-gnu/libQt5Quick.so.5
#12 0x00007f8597009597 in ?? () from /lib/x86_64-linux-gnu/libQt5Quick.so.5
#13 0x00007f859700a46f in ?? () from /lib/x86_64-linux-gnu/libQt5Quick.so.5
#14 0x00007f85950cbd43 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#15 0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#16 0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 26 (Thread 0x7f84dffff6c0 (LWP 3622)):
#0  0x00007f8594ea4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f8594ea73f8 in pthread_cond_wait () from /lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f858c90c059 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#3  0x00007f858c8be17b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007f858c90bf97 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#6  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 25 (Thread 0x7f84fdc9d6c0 (LWP 3619)):
#0  0x00007f8594ea4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f8594ea76dc in pthread_cond_timedwait () from /lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f85950d19bc in QWaitCondition::wait(QMutex*, QDeadlineTimer) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007f85950cf0a5 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f85950cbd43 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#6  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 24 (Thread 0x7f8559bfe6c0 (LWP 3183)):
#0  0x00007f8594ea4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f8594ea73f8 in pthread_cond_wait () from /lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f858c90c059 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#3  0x00007f858c8be17b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007f858c90bf97 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#6  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 23 (Thread 0x7f84fffff6c0 (LWP 3616)):
#0  0x00007f8594ea4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f8594ea76dc in pthread_cond_timedwait () from /lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f85950d19bc in QWaitCondition::wait(QMutex*, QDeadlineTimer) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007f85950cf0a5 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f85950cbd43 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#6  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 22 (Thread 0x7f855b7fe6c0 (LWP 3164)):
#0  0x00007f8594ea4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f8594ea73f8 in pthread_cond_wait () from /lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f858c90c059 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#3  0x00007f858c8be17b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007f858c90bf97 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#6  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 21 (Thread 0x7f84fcc9b6c0 (LWP 3621)):
#0  0x00007f8594ea4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f8594ea76dc in pthread_cond_timedwait () from /lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f85950d19bc in QWaitCondition::wait(QMutex*, QDeadlineTimer) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007f85950cf0a5 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f85950cbd43 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#6  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 20 (Thread 0x7f84fe49e6c0 (LWP 3618)):
#0  0x00007f8594ea4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f8594ea76dc in pthread_cond_timedwait () from /lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f85950d19bc in QWaitCondition::wait(QMutex*, QDeadlineTimer) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007f85950cf0a5 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f85950cbd43 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#6  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 19 (Thread 0x7f84deffd6c0 (LWP 3968)):
#0  0x00007f8594ea4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f8594ea73f8 in pthread_cond_wait () from /lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f858c90c059 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#3  0x00007f858c8be17b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007f858c90bf97 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#6  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 18 (Thread 0x7f84fec9f6c0 (LWP 3617)):
#0  0x00007f8594ea4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f8594ea76dc in pthread_cond_timedwait () from /lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f85950d19bc in QWaitCondition::wait(QMutex*, QDeadlineTimer) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007f85950cf0a5 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f85950cbd43 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#6  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 17 (Thread 0x7f84fd49c6c0 (LWP 3620)):
#0  0x00007f8594ea4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f8594ea76dc in pthread_cond_timedwait () from /lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f85950d19bc in QWaitCondition::wait(QMutex*, QDeadlineTimer) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007f85950cf0a5 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f85950cbd43 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#6  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 16 (Thread 0x7f855a3ff6c0 (LWP 3169)):
#0  0x00007f8594f1afff in poll () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f8593d8b9ae in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f8593d8bacc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f8595309836 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f85952b017b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f85950cab87 in QThread::exec() () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f8596b28555 in ?? () from /lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f85950cbd43 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#9  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 15 (Thread 0x7f85617fa6c0 (LWP 3156)):
#0  0x00007f8594ea4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f8594ea73f8 in pthread_cond_wait () from /lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f858c90c059 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#3  0x00007f858c8be17b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007f858c90bf97 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#6  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 14 (Thread 0x7f855bfff6c0 (LWP 3158)):
#0  0x00007f8594ea4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f8594ea73f8 in pthread_cond_wait () from /lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f858c90c059 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#3  0x00007f858c8be17b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007f858c90bf97 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#6  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 13 (Thread 0x7f8561ffb6c0 (LWP 3155)):
#0  0x00007f8594ea4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f8594ea73f8 in pthread_cond_wait () from /lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f858c90c059 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#3  0x00007f858c8be17b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007f858c90bf97 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#6  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 12 (Thread 0x7f8560ff96c0 (LWP 3157)):
#0  0x00007f8594ea4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f8594ea73f8 in pthread_cond_wait () from /lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f858c90c059 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#3  0x00007f858c8be17b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007f858c90bf97 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#6  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 11 (Thread 0x7f8563fff6c0 (LWP 3151)):
#0  0x00007f8594ea4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f8594ea73f8 in pthread_cond_wait () from /lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f858c90c059 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#3  0x00007f858c8be17b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007f858c90bf97 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#6  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 10 (Thread 0x7f85637fe6c0 (LWP 3152)):
#0  0x00007f8594ea4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f8594ea73f8 in pthread_cond_wait () from /lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f858c90c059 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#3  0x00007f858c8be17b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007f858c90bf97 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#6  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 9 (Thread 0x7f85627fc6c0 (LWP 3154)):
#0  0x00007f8594ea4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f8594ea73f8 in pthread_cond_wait () from /lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f858c90c059 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#3  0x00007f858c8be17b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007f858c90bf97 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#6  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 8 (Thread 0x7f8562ffd6c0 (LWP 3153)):
#0  0x00007f8594ea4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f8594ea73f8 in pthread_cond_wait () from /lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f858c90c059 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#3  0x00007f858c8be17b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007f858c90bf97 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#6  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 7 (Thread 0x7f8578dff6c0 (LWP 3150)):
#0  0x00007f8594ea4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f8594ea73f8 in pthread_cond_wait () from /lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f858c90c059 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#3  0x00007f858c8be17b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007f858c90bf97 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#6  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 6 (Thread 0x7f8584ffc6c0 (LWP 3149)):
#0  0x00007f8594ea4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f8594ea73f8 in pthread_cond_wait () from /lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f858c90c059 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#3  0x00007f858c8be17b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007f858c90bf97 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#6  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 5 (Thread 0x7f858f3696c0 (LWP 3145)):
#0  0x00007f8594f1afff in poll () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f8593d8b9ae in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f8593d8bacc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f859530984e in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f85952b017b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f85950cab87 in QThread::exec() () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f8595ebc487 in ?? () from /lib/x86_64-linux-gnu/libQt5DBus.so.5
#7  0x00007f85950cbd43 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#9  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 4 (Thread 0x7f85857fd6c0 (LWP 3148)):
#0  0x00007f8594ea4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f8594ea73f8 in pthread_cond_wait () from /lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f858c90c059 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#3  0x00007f858c8be17b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007f858c90bf97 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#6  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 3 (Thread 0x7f8585ffe6c0 (LWP 3147)):
#0  0x00007f8594ea4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f8594ea73f8 in pthread_cond_wait () from /lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f858c90c059 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#3  0x00007f858c8be17b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007f858c90bf97 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#6  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 2 (Thread 0x7f85867ff6c0 (LWP 3146)):
#0  0x00007f8594ea4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f8594ea73f8 in pthread_cond_wait () from /lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f858c90c059 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#3  0x00007f858c8be17b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007f858c90bf97 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#6  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 1 (Thread 0x7f85906f2500 (LWP 3142)):
[KCrash Handler]
#4  0x00007f8594ea9ccc in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#5  0x00007f8594e5aef2 in raise () from /lib/x86_64-linux-gnu/libc.so.6
#6  <signal handler called>
#7  0x00007f8594ea4d34 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#8  0x00007f8594ea73f8 in pthread_cond_wait () from /lib/x86_64-linux-gnu/libc.so.6
#9  0x00007f85950d1a2b in QWaitCondition::wait(QMutex*, QDeadlineTimer) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f859700bd58 in ?? () from /lib/x86_64-linux-gnu/libQt5Quick.so.5
#11 0x00007f859700d013 in ?? () from /lib/x86_64-linux-gnu/libQt5Quick.so.5
#12 0x00007f85957493f5 in QWindow::event(QEvent*) () from /lib/x86_64-linux-gnu/libQt5Gui.so.5
#13 0x00007f85840dd055 in ?? () from /usr/lib/x86_64-linux-gnu/qt5/qml/org/kde/plasma/core/libcorebindingsplugin.so
#14 0x00007f8596162fae in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#15 0x00007f85952b16f8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#16 0x00007f859573e5cd in QGuiApplicationPrivate::processExposeEvent(QWindowSystemInterfacePrivate::ExposeEvent*) () from /lib/x86_64-linux-gnu/libQt5Gui.so.5
#17 0x00007f8595711cac in QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Gui.so.5
#18 0x00007f85905c6eca in ?? () from /lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#19 0x00007f8593d8b7a9 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#20 0x00007f8593d8ba38 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#21 0x00007f8593d8bacc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#22 0x00007f8595309836 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#23 0x00007f85952b017b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#24 0x00007f85952b82d6 in QCoreApplication::exec() () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#25 0x000055c329c87dc3 in ?? ()
#26 0x00007f8594e4618a in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#27 0x00007f8594e46245 in __libc_start_main () from /lib/x86_64-linux-gnu/libc.so.6
#28 0x000055c329c87ee1 in ?? ()

Reported using DrKonqi

Comment 1 miracledinner 2023-07-02 11:11:54 UTC

(In reply to miracledinner from comment #0)
> Application: plasmashell (5.27.5)
> 
> Qt Version: 5.15.8
> Frameworks Version: 5.103.0
> Operating System: Linux 6.1.0-9-amd64 x86_64
> Windowing System: X11
> Distribution: Debian GNU/Linux 12 (bookworm)
> DrKonqi: 5.27.5 [CoredumpBackend]
> 
> -- Information about the crash:
> Steps to reproduce
> Set Icons-Only Task Manager to show Window Previews when clicking a grouped
> task.
> Click pinned Firefox ESR on panel
> Open a Private window in Firefox
> Click the Firefox group on the panel, then press the red X button to close
> the original (non-private) window.
> The KDE Plasma Panel then crashes and opens the crash handler.
> 
> The crash can be reproduced every time.
> 
> -- Backtrace:
> Application: Plasma (plasmashell), signal: Segmentation fault
> 
>            PID: 3142 (plasmashell)
>            UID: 1000 (miracledinner)
>            GID: 1000 (miracledinner)
>         Signal: 11 (SEGV)
>      Timestamp: Fri 2023-06-30 21:29:26 BST (27s ago)
>   Command Line: /usr/bin/plasmashell --no-respawn
>     Executable: /usr/bin/plasmashell
>  Control Group:
> /user.slice/user-1000.slice/user@1000.service/session.slice/plasma-
> plasmashell.service
>           Unit: user@1000.service
>      User Unit: plasma-plasmashell.service
>          Slice: user-1000.slice
>      Owner UID: 1000 (miracledinner)
>        Boot ID: 66ebc8751a8b46228556e6258997e58e
>     Machine ID: aa59d6daa7bf435499c8eb8a556b2dc4
>       Hostname: elimina-debian
>        Storage:
> /var/lib/systemd/coredump/core.plasmashell.1000.
> 66ebc8751a8b46228556e6258997e58e.3142.1688156966000000.zst (present)
>   Size on Disk: 19.3M
>        Message: Process 3142 (plasmashell) of user 1000 dumped core.
>                 
>                 Module libsystemd.so.0 from deb systemd-252.6-1.amd64
>                 Module libudev.so.1 from deb systemd-252.6-1.amd64
>                 Stack trace of thread 3142:
>                 #0  0x00007f8594ea9ccc n/a (libc.so.6 + 0x8accc)
>                 #1  0x00007f8594e5aef2 raise (libc.so.6 + 0x3bef2)
>                 #2  0x00007f859756ab46 _ZN6KCrash19defaultCrashHandlerEi
> (libKF5Crash.so.5 + 0x5b46)
>                 #3  0x00007f8594e5af90 n/a (libc.so.6 + 0x3bf90)
>                 #4  0x00007f8594ea9ccc n/a (libc.so.6 + 0x8accc)
>                 #5  0x00007f8594e5aef2 raise (libc.so.6 + 0x3bef2)
>                 #6  0x00007f8594e5af90 n/a (libc.so.6 + 0x3bf90)
>                 #7  0x00007f8594ea4d34 n/a (libc.so.6 + 0x85d34)
>                 #8  0x00007f8594ea73f8 pthread_cond_wait (libc.so.6 +
> 0x883f8)
>                 #9  0x00007f85950d1a2b
> _ZN14QWaitCondition4waitEP6QMutex14QDeadlineTimer (libQt5Core.so.5 + 0xd1a2b)
>                 #10 0x00007f859700bd58 n/a (libQt5Quick.so.5 + 0x20bd58)
>                 #11 0x00007f859700d013 n/a (libQt5Quick.so.5 + 0x20d013)
>                 #12 0x00007f85957493f5 _ZN7QWindow5eventEP6QEvent
> (libQt5Gui.so.5 + 0x1493f5)
>                 #13 0x00007f85840dd055 n/a (libcorebindingsplugin.so +
> 0x3f055)
>                 #14 0x00007f8596162fae
> _ZN19QApplicationPrivate13notify_helperEP7QObjectP6QEvent
> (libQt5Widgets.so.5 + 0x162fae)
>                 #15 0x00007f85952b16f8
> _ZN16QCoreApplication15notifyInternal2EP7QObjectP6QEvent (libQt5Core.so.5 +
> 0x2b16f8)
>                 #16 0x00007f859573e5cd
> _ZN22QGuiApplicationPrivate18processExposeEventEPN29QWindowSystemInterfacePri
> vate11ExposeEventE (libQt5Gui.so.5 + 0x13e5cd)
>                 #17 0x00007f8595711cac
> _ZN22QWindowSystemInterface22sendWindowSystemEventsE6QFlagsIN10QEventLoop17Pr
> ocessEventsFlagEE (libQt5Gui.so.5 + 0x111cac)
>                 #18 0x00007f85905c6eca n/a (libQt5XcbQpa.so.5 + 0x6deca)
>                 #19 0x00007f8593d8b7a9 g_main_context_dispatch
> (libglib-2.0.so.0 + 0x547a9)
>                 #20 0x00007f8593d8ba38 n/a (libglib-2.0.so.0 + 0x54a38)
>                 #21 0x00007f8593d8bacc g_main_context_iteration
> (libglib-2.0.so.0 + 0x54acc)
>                 #22 0x00007f8595309836
> _ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEvents
> FlagEE (libQt5Core.so.5 + 0x309836)
>                 #23 0x00007f85952b017b
> _ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt5Core.so.5 +
> 0x2b017b)
>                 #24 0x00007f85952b82d6 _ZN16QCoreApplication4execEv
> (libQt5Core.so.5 + 0x2b82d6)
>                 #25 0x000055c329c87dc3 n/a (plasmashell + 0x26dc3)
>                 #26 0x00007f8594e4618a n/a (libc.so.6 + 0x2718a)
>                 #27 0x00007f8594e46245 __libc_start_main (libc.so.6 +
> 0x27245)
>                 #28 0x000055c329c87ee1 n/a (plasmashell + 0x26ee1)
>                 
>                 Stack trace of thread 3146:
>                 #0  0x00007f8594ea4d36 n/a (libc.so.6 + 0x85d36)
>                 #1  0x00007f8594ea73f8 pthread_cond_wait (libc.so.6 +
> 0x883f8)
>                 #2  0x00007f858c90c059 n/a (iris_dri.so + 0x10c059)
>                 #3  0x00007f858c8be17b n/a (iris_dri.so + 0xbe17b)
>                 #4  0x00007f858c90bf97 n/a (iris_dri.so + 0x10bf97)
>                 #5  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
>                 #6  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
>                 
>                 Stack trace of thread 3147:
>                 #0  0x00007f8594ea4d36 n/a (libc.so.6 + 0x85d36)
>                 #1  0x00007f8594ea73f8 pthread_cond_wait (libc.so.6 +
> 0x883f8)
>                 #2  0x00007f858c90c059 n/a (iris_dri.so + 0x10c059)
>                 #3  0x00007f858c8be17b n/a (iris_dri.so + 0xbe17b)
>                 #4  0x00007f858c90bf97 n/a (iris_dri.so + 0x10bf97)
>                 #5  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
>                 #6  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
>                 
>                 Stack trace of thread 3148:
>                 #0  0x00007f8594ea4d36 n/a (libc.so.6 + 0x85d36)
>                 #1  0x00007f8594ea73f8 pthread_cond_wait (libc.so.6 +
> 0x883f8)
>                 #2  0x00007f858c90c059 n/a (iris_dri.so + 0x10c059)
>                 #3  0x00007f858c8be17b n/a (iris_dri.so + 0xbe17b)
>                 #4  0x00007f858c90bf97 n/a (iris_dri.so + 0x10bf97)
>                 #5  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
>                 #6  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
>                 
>                 Stack trace of thread 3145:
>                 #0  0x00007f8594f1afff __poll (libc.so.6 + 0xfbfff)
>                 #1  0x00007f8593d8b9ae n/a (libglib-2.0.so.0 + 0x549ae)
>                 #2  0x00007f8593d8bacc g_main_context_iteration
> (libglib-2.0.so.0 + 0x54acc)
>                 #3  0x00007f859530984e
> _ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEvents
> FlagEE (libQt5Core.so.5 + 0x30984e)
>                 #4  0x00007f85952b017b
> _ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt5Core.so.5 +
> 0x2b017b)
>                 #5  0x00007f85950cab87 _ZN7QThread4execEv (libQt5Core.so.5 +
> 0xcab87)
>                 #6  0x00007f8595ebc487 n/a (libQt5DBus.so.5 + 0x17487)
>                 #7  0x00007f85950cbd43 n/a (libQt5Core.so.5 + 0xcbd43)
>                 #8  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
>                 #9  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
>                 
>                 Stack trace of thread 3149:
>                 #0  0x00007f8594ea4d36 n/a (libc.so.6 + 0x85d36)
>                 #1  0x00007f8594ea73f8 pthread_cond_wait (libc.so.6 +
> 0x883f8)
>                 #2  0x00007f858c90c059 n/a (iris_dri.so + 0x10c059)
>                 #3  0x00007f858c8be17b n/a (iris_dri.so + 0xbe17b)
>                 #4  0x00007f858c90bf97 n/a (iris_dri.so + 0x10bf97)
>                 #5  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
>                 #6  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
>                 
>                 Stack trace of thread 3150:
>                 #0  0x00007f8594ea4d36 n/a (libc.so.6 + 0x85d36)
>                 #1  0x00007f8594ea73f8 pthread_cond_wait (libc.so.6 +
> 0x883f8)
>                 #2  0x00007f858c90c059 n/a (iris_dri.so + 0x10c059)
>                 #3  0x00007f858c8be17b n/a (iris_dri.so + 0xbe17b)
>                 #4  0x00007f858c90bf97 n/a (iris_dri.so + 0x10bf97)
>                 #5  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
>                 #6  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
>                 
>                 Stack trace of thread 3153:
>                 #0  0x00007f8594ea4d36 n/a (libc.so.6 + 0x85d36)
>                 #1  0x00007f8594ea73f8 pthread_cond_wait (libc.so.6 +
> 0x883f8)
>                 #2  0x00007f858c90c059 n/a (iris_dri.so + 0x10c059)
>                 #3  0x00007f858c8be17b n/a (iris_dri.so + 0xbe17b)
>                 #4  0x00007f858c90bf97 n/a (iris_dri.so + 0x10bf97)
>                 #5  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
>                 #6  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
>                 
>                 Stack trace of thread 3154:
>                 #0  0x00007f8594ea4d36 n/a (libc.so.6 + 0x85d36)
>                 #1  0x00007f8594ea73f8 pthread_cond_wait (libc.so.6 +
> 0x883f8)
>                 #2  0x00007f858c90c059 n/a (iris_dri.so + 0x10c059)
>                 #3  0x00007f858c8be17b n/a (iris_dri.so + 0xbe17b)
>                 #4  0x00007f858c90bf97 n/a (iris_dri.so + 0x10bf97)
>                 #5  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
>                 #6  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
>                 
>                 Stack trace of thread 3152:
>                 #0  0x00007f8594ea4d36 n/a (libc.so.6 + 0x85d36)
>                 #1  0x00007f8594ea73f8 pthread_cond_wait (libc.so.6 +
> 0x883f8)
>                 #2  0x00007f858c90c059 n/a (iris_dri.so + 0x10c059)
>                 #3  0x00007f858c8be17b n/a (iris_dri.so + 0xbe17b)
>                 #4  0x00007f858c90bf97 n/a (iris_dri.so + 0x10bf97)
>                 #5  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
>                 #6  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
>                 
>                 Stack trace of thread 3151:
>                 #0  0x00007f8594ea4d36 n/a (libc.so.6 + 0x85d36)
>                 #1  0x00007f8594ea73f8 pthread_cond_wait (libc.so.6 +
> 0x883f8)
>                 #2  0x00007f858c90c059 n/a (iris_dri.so + 0x10c059)
>                 #3  0x00007f858c8be17b n/a (iris_dri.so + 0xbe17b)
>                 #4  0x00007f858c90bf97 n/a (iris_dri.so + 0x10bf97)
>                 #5  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
>                 #6  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
>                 
>                 Stack trace of thread 3157:
>                 #0  0x00007f8594ea4d36 n/a (libc.so.6 + 0x85d36)
>                 #1  0x00007f8594ea73f8 pthread_cond_wait (libc.so.6 +
> 0x883f8)
>                 #2  0x00007f858c90c059 n/a (iris_dri.so + 0x10c059)
>                 #3  0x00007f858c8be17b n/a (iris_dri.so + 0xbe17b)
>                 #4  0x00007f858c90bf97 n/a (iris_dri.so + 0x10bf97)
>                 #5  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
>                 #6  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
>                 
>                 Stack trace of thread 3155:
>                 #0  0x00007f8594ea4d36 n/a (libc.so.6 + 0x85d36)
>                 #1  0x00007f8594ea73f8 pthread_cond_wait (libc.so.6 +
> 0x883f8)
>                 #2  0x00007f858c90c059 n/a (iris_dri.so + 0x10c059)
>                 #3  0x00007f858c8be17b n/a (iris_dri.so + 0xbe17b)
>                 #4  0x00007f858c90bf97 n/a (iris_dri.so + 0x10bf97)
>                 #5  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
>                 #6  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
>                 
>                 Stack trace of thread 3158:
>                 #0  0x00007f8594ea4d36 n/a (libc.so.6 + 0x85d36)
>                 #1  0x00007f8594ea73f8 pthread_cond_wait (libc.so.6 +
> 0x883f8)
>                 #2  0x00007f858c90c059 n/a (iris_dri.so + 0x10c059)
>                 #3  0x00007f858c8be17b n/a (iris_dri.so + 0xbe17b)
>                 #4  0x00007f858c90bf97 n/a (iris_dri.so + 0x10bf97)
>                 #5  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
>                 #6  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
>                 
>                 Stack trace of thread 3156:
>                 #0  0x00007f8594ea4d36 n/a (libc.so.6 + 0x85d36)
>                 #1  0x00007f8594ea73f8 pthread_cond_wait (libc.so.6 +
> 0x883f8)
>                 #2  0x00007f858c90c059 n/a (iris_dri.so + 0x10c059)
>                 #3  0x00007f858c8be17b n/a (iris_dri.so + 0xbe17b)
>                 #4  0x00007f858c90bf97 n/a (iris_dri.so + 0x10bf97)
>                 #5  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
>                 #6  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
>                 
>                 Stack trace of thread 3169:
>                 #0  0x00007f8594f1afff __poll (libc.so.6 + 0xfbfff)
>                 #1  0x00007f8593d8b9ae n/a (libglib-2.0.so.0 + 0x549ae)
>                 #2  0x00007f8593d8bacc g_main_context_iteration
> (libglib-2.0.so.0 + 0x54acc)
>                 #3  0x00007f8595309836
> _ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEvents
> FlagEE (libQt5Core.so.5 + 0x309836)
>                 #4  0x00007f85952b017b
> _ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt5Core.so.5 +
> 0x2b017b)
>                 #5  0x00007f85950cab87 _ZN7QThread4execEv (libQt5Core.so.5 +
> 0xcab87)
>                 #6  0x00007f8596b28555 n/a (libQt5Qml.so.5 + 0x328555)
>                 #7  0x00007f85950cbd43 n/a (libQt5Core.so.5 + 0xcbd43)
>                 #8  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
>                 #9  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
>                 
>                 Stack trace of thread 3620:
>                 #0  0x00007f8594ea4d36 n/a (libc.so.6 + 0x85d36)
>                 #1  0x00007f8594ea76dc pthread_cond_timedwait (libc.so.6 +
> 0x886dc)
>                 #2  0x00007f85950d19bc
> _ZN14QWaitCondition4waitEP6QMutex14QDeadlineTimer (libQt5Core.so.5 + 0xd19bc)
>                 #3  0x00007f85950cf0a5 n/a (libQt5Core.so.5 + 0xcf0a5)
>                 #4  0x00007f85950cbd43 n/a (libQt5Core.so.5 + 0xcbd43)
>                 #5  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
>                 #6  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
>                 
>                 Stack trace of thread 3617:
>                 #0  0x00007f8594ea4d36 n/a (libc.so.6 + 0x85d36)
>                 #1  0x00007f8594ea76dc pthread_cond_timedwait (libc.so.6 +
> 0x886dc)
>                 #2  0x00007f85950d19bc
> _ZN14QWaitCondition4waitEP6QMutex14QDeadlineTimer (libQt5Core.so.5 + 0xd19bc)
>                 #3  0x00007f85950cf0a5 n/a (libQt5Core.so.5 + 0xcf0a5)
>                 #4  0x00007f85950cbd43 n/a (libQt5Core.so.5 + 0xcbd43)
>                 #5  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
>                 #6  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
>                 
>                 Stack trace of thread 3968:
>                 #0  0x00007f8594ea4d36 n/a (libc.so.6 + 0x85d36)
>                 #1  0x00007f8594ea73f8 pthread_cond_wait (libc.so.6 +
> 0x883f8)
>                 #2  0x00007f858c90c059 n/a (iris_dri.so + 0x10c059)
>                 #3  0x00007f858c8be17b n/a (iris_dri.so + 0xbe17b)
>                 #4  0x00007f858c90bf97 n/a (iris_dri.so + 0x10bf97)
>                 #5  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
>                 #6  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
>                 
>                 Stack trace of thread 3618:
>                 #0  0x00007f8594ea4d36 n/a (libc.so.6 + 0x85d36)
>                 #1  0x00007f8594ea76dc pthread_cond_timedwait (libc.so.6 +
> 0x886dc)
>                 #2  0x00007f85950d19bc
> _ZN14QWaitCondition4waitEP6QMutex14QDeadlineTimer (libQt5Core.so.5 + 0xd19bc)
>                 #3  0x00007f85950cf0a5 n/a (libQt5Core.so.5 + 0xcf0a5)
>                 #4  0x00007f85950cbd43 n/a (libQt5Core.so.5 + 0xcbd43)
>                 #5  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
>                 #6  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
>                 
>                 Stack trace of thread 3621:
>                 #0  0x00007f8594ea4d36 n/a (libc.so.6 + 0x85d36)
>                 #1  0x00007f8594ea76dc pthread_cond_timedwait (libc.so.6 +
> 0x886dc)
>                 #2  0x00007f85950d19bc
> _ZN14QWaitCondition4waitEP6QMutex14QDeadlineTimer (libQt5Core.so.5 + 0xd19bc)
>                 #3  0x00007f85950cf0a5 n/a (libQt5Core.so.5 + 0xcf0a5)
>                 #4  0x00007f85950cbd43 n/a (libQt5Core.so.5 + 0xcbd43)
>                 #5  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
>                 #6  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
>                 
>                 Stack trace of thread 3164:
>                 #0  0x00007f8594ea4d36 n/a (libc.so.6 + 0x85d36)
>                 #1  0x00007f8594ea73f8 pthread_cond_wait (libc.so.6 +
> 0x883f8)
>                 #2  0x00007f858c90c059 n/a (iris_dri.so + 0x10c059)
>                 #3  0x00007f858c8be17b n/a (iris_dri.so + 0xbe17b)
>                 #4  0x00007f858c90bf97 n/a (iris_dri.so + 0x10bf97)
>                 #5  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
>                 #6  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
>                 
>                 Stack trace of thread 3616:
>                 #0  0x00007f8594ea4d36 n/a (libc.so.6 + 0x85d36)
>                 #1  0x00007f8594ea76dc pthread_cond_timedwait (libc.so.6 +
> 0x886dc)
>                 #2  0x00007f85950d19bc
> _ZN14QWaitCondition4waitEP6QMutex14QDeadlineTimer (libQt5Core.so.5 + 0xd19bc)
>                 #3  0x00007f85950cf0a5 n/a (libQt5Core.so.5 + 0xcf0a5)
>                 #4  0x00007f85950cbd43 n/a (libQt5Core.so.5 + 0xcbd43)
>                 #5  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
>                 #6  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
>                 
>                 Stack trace of thread 3183:
>                 #0  0x00007f8594ea4d36 n/a (libc.so.6 + 0x85d36)
>                 #1  0x00007f8594ea73f8 pthread_cond_wait (libc.so.6 +
> 0x883f8)
>                 #2  0x00007f858c90c059 n/a (iris_dri.so + 0x10c059)
>                 #3  0x00007f858c8be17b n/a (iris_dri.so + 0xbe17b)
>                 #4  0x00007f858c90bf97 n/a (iris_dri.so + 0x10bf97)
>                 #5  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
>                 #6  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
>                 
>                 Stack trace of thread 3619:
>                 #0  0x00007f8594ea4d36 n/a (libc.so.6 + 0x85d36)
>                 #1  0x00007f8594ea76dc pthread_cond_timedwait (libc.so.6 +
> 0x886dc)
>                 #2  0x00007f85950d19bc
> _ZN14QWaitCondition4waitEP6QMutex14QDeadlineTimer (libQt5Core.so.5 + 0xd19bc)
>                 #3  0x00007f85950cf0a5 n/a (libQt5Core.so.5 + 0xcf0a5)
>                 #4  0x00007f85950cbd43 n/a (libQt5Core.so.5 + 0xcbd43)
>                 #5  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
>                 #6  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
>                 
>                 Stack trace of thread 3622:
>                 #0  0x00007f8594ea4d36 n/a (libc.so.6 + 0x85d36)
>                 #1  0x00007f8594ea73f8 pthread_cond_wait (libc.so.6 +
> 0x883f8)
>                 #2  0x00007f858c90c059 n/a (iris_dri.so + 0x10c059)
>                 #3  0x00007f858c8be17b n/a (iris_dri.so + 0xbe17b)
>                 #4  0x00007f858c90bf97 n/a (iris_dri.so + 0x10bf97)
>                 #5  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
>                 #6  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
>                 
>                 Stack trace of thread 3623:
>                 #0  0x00007f8594f1afff __poll (libc.so.6 + 0xfbfff)
>                 #1  0x00007f859756a150 n/a (libKF5Crash.so.5 + 0x5150)
>                 #2  0x00007f859756aad6 _ZN6KCrash19defaultCrashHandlerEi
> (libKF5Crash.so.5 + 0x5ad6)
>                 #3  0x00007f8594e5af90 n/a (libc.so.6 + 0x3bf90)
>                 #4  0x00007f8596fc1f5a
> _ZN30QSGOpaqueTextureMaterialShader11updateStateERKN17QSGMaterialShader11Rend
> erStateEP11QSGMaterialS5_ (libQt5Quick.so.5 + 0x1c1f5a)
>                 #5  0x00007f8596faa80d
> _ZN16QSGBatchRenderer8Renderer17renderMergedBatchEPKNS_5BatchE
> (libQt5Quick.so.5 + 0x1aa80d)
>                 #6  0x00007f8596fafa55
> _ZN16QSGBatchRenderer8Renderer13renderBatchesEv (libQt5Quick.so.5 + 0x1afa55)
>                 #7  0x00007f8596fb05b6
> _ZN16QSGBatchRenderer8Renderer6renderEv (libQt5Quick.so.5 + 0x1b05b6)
>                 #8  0x00007f8596f97f00
> _ZN11QSGRenderer11renderSceneERK11QSGBindable (libQt5Quick.so.5 + 0x197f00)
>                 #9  0x00007f8596f983b3 _ZN11QSGRenderer11renderSceneEj
> (libQt5Quick.so.5 + 0x1983b3)
>                 #10 0x00007f8596ffb663
> _ZN23QSGDefaultRenderContext15renderNextFrameEP11QSGRendererj
> (libQt5Quick.so.5 + 0x1fb663)
>                 #11 0x00007f8597068139
> _ZN19QQuickWindowPrivate16renderSceneGraphERK5QSizeS2_ (libQt5Quick.so.5 +
> 0x268139)
>                 #12 0x00007f8597009597 n/a (libQt5Quick.so.5 + 0x209597)
>                 #13 0x00007f859700a46f n/a (libQt5Quick.so.5 + 0x20a46f)
>                 #14 0x00007f85950cbd43 n/a (libQt5Core.so.5 + 0xcbd43)
>                 #15 0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
>                 #16 0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
>                 
>                 Stack trace of thread 3184:
>                 #0  0x00007f8594ea4d36 n/a (libc.so.6 + 0x85d36)
>                 #1  0x00007f8594ea73f8 pthread_cond_wait (libc.so.6 +
> 0x883f8)
>                 #2  0x00007f85950d1a2b
> _ZN14QWaitCondition4waitEP6QMutex14QDeadlineTimer (libQt5Core.so.5 + 0xd1a2b)
>                 #3  0x00007f8597008085 n/a (libQt5Quick.so.5 + 0x208085)
>                 #4  0x00007f859700a4b1 n/a (libQt5Quick.so.5 + 0x20a4b1)
>                 #5  0x00007f85950cbd43 n/a (libQt5Core.so.5 + 0xcbd43)
>                 #6  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
>                 #7  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
>                 
>                 Stack trace of thread 3207:
>                 #0  0x00007f8594ea4d36 n/a (libc.so.6 + 0x85d36)
>                 #1  0x00007f8594ea73f8 pthread_cond_wait (libc.so.6 +
> 0x883f8)
>                 #2  0x00007f85950d1a2b
> _ZN14QWaitCondition4waitEP6QMutex14QDeadlineTimer (libQt5Core.so.5 + 0xd1a2b)
>                 #3  0x00007f8597008085 n/a (libQt5Quick.so.5 + 0x208085)
>                 #4  0x00007f859700a4b1 n/a (libQt5Quick.so.5 + 0x20a4b1)
>                 #5  0x00007f85950cbd43 n/a (libQt5Core.so.5 + 0xcbd43)
>                 #6  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
>                 #7  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
>                 
>                 Stack trace of thread 3206:
>                 #0  0x00007f8594ea4d36 n/a (libc.so.6 + 0x85d36)
>                 #1  0x00007f8594ea73f8 pthread_cond_wait (libc.so.6 +
> 0x883f8)
>                 #2  0x00007f858c90c059 n/a (iris_dri.so + 0x10c059)
>                 #3  0x00007f858c8be17b n/a (iris_dri.so + 0xbe17b)
>                 #4  0x00007f858c90bf97 n/a (iris_dri.so + 0x10bf97)
>                 #5  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
>                 #6  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
>                 
>                 Stack trace of thread 3193:
>                 #0  0x00007f8594f1d8e1 pselect (libc.so.6 + 0xfe8e1)
>                 #1  0x00007f8592f3fa62 n/a (libusbmuxd-2.0.so.6 + 0x2a62)
>                 #2  0x00007f8592f40e60 n/a (libusbmuxd-2.0.so.6 + 0x3e60)
>                 #3  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
>                 #4  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
>                 
>                 Stack trace of thread 3186:
>                 #0  0x00007f8594f1afff __poll (libc.so.6 + 0xfbfff)
>                 #1  0x00007f8593d8b9ae n/a (libglib-2.0.so.0 + 0x549ae)
>                 #2  0x00007f8593d8bacc g_main_context_iteration
> (libglib-2.0.so.0 + 0x54acc)
>                 #3  0x00007f8595309836
> _ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEvents
> FlagEE (libQt5Core.so.5 + 0x309836)
>                 #4  0x00007f85952b017b
> _ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt5Core.so.5 +
> 0x2b017b)
>                 #5  0x00007f85950cab87 _ZN7QThread4execEv (libQt5Core.so.5 +
> 0xcab87)
>                 #6  0x00007f8596f566d6 n/a (libQt5Quick.so.5 + 0x1566d6)
>                 #7  0x00007f85950cbd43 n/a (libQt5Core.so.5 + 0xcbd43)
>                 #8  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
>                 #9  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
>                 
>                 Stack trace of thread 3615:
>                 #0  0x00007f8594ea4d36 n/a (libc.so.6 + 0x85d36)
>                 #1  0x00007f8594ea76dc pthread_cond_timedwait (libc.so.6 +
> 0x886dc)
>                 #2  0x00007f85950d19bc
> _ZN14QWaitCondition4waitEP6QMutex14QDeadlineTimer (libQt5Core.so.5 + 0xd19bc)
>                 #3  0x00007f85950cf0a5 n/a (libQt5Core.so.5 + 0xcf0a5)
>                 #4  0x00007f85950cbd43 n/a (libQt5Core.so.5 + 0xcbd43)
>                 #5  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
>                 #6  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
>                 
>                 Stack trace of thread 3202:
>                 #0  0x00007f8594f1afff __poll (libc.so.6 + 0xfbfff)
>                 #1  0x00007f8593d8b9ae n/a (libglib-2.0.so.0 + 0x549ae)
>                 #2  0x00007f8593d8bacc g_main_context_iteration
> (libglib-2.0.so.0 + 0x54acc)
>                 #3  0x00007f8595309836
> _ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEvents
> FlagEE (libQt5Core.so.5 + 0x309836)
>                 #4  0x00007f85952b017b
> _ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt5Core.so.5 +
> 0x2b017b)
>                 #5  0x00007f85950cab87 _ZN7QThread4execEv (libQt5Core.so.5 +
> 0xcab87)
>                 #6  0x00007f850fe45667 _ZN15KCupsConnection3runEv
> (libkcupslib.so + 0x23667)
>                 #7  0x00007f85950cbd43 n/a (libQt5Core.so.5 + 0xcbd43)
>                 #8  0x00007f8594ea7fd4 n/a (libc.so.6 + 0x88fd4)
>                 #9  0x00007f8594f285bc n/a (libc.so.6 + 0x1095bc)
>                 ELF object binary architecture: AMD x86-64
> 
> [New LWP 3142]
> [New LWP 3146]
> [New LWP 3147]
> [New LWP 3148]
> [New LWP 3145]
> [New LWP 3149]
> [New LWP 3150]
> [New LWP 3153]
> [New LWP 3154]
> [New LWP 3152]
> [New LWP 3151]
> [New LWP 3157]
> [New LWP 3155]
> [New LWP 3158]
> [New LWP 3156]
> [New LWP 3169]
> [New LWP 3620]
> [New LWP 3617]
> [New LWP 3968]
> [New LWP 3618]
> [New LWP 3621]
> [New LWP 3164]
> [New LWP 3616]
> [New LWP 3183]
> [New LWP 3619]
> [New LWP 3622]
> [New LWP 3623]
> [New LWP 3184]
> [New LWP 3207]
> [New LWP 3206]
> [New LWP 3193]
> [New LWP 3186]
> [New LWP 3615]
> [New LWP 3202]
> [Thread debugging using libthread_db enabled]
> Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
> Core was generated by `/usr/bin/plasmashell --no-respawn'.
> Program terminated with signal SIGSEGV, Segmentation fault.
> #0  0x00007f8594ea9ccc in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> [Current thread is 1 (Thread 0x7f85906f2500 (LWP 3142))]
> [Current thread is 1 (Thread 0x7f85906f2500 (LWP 3142))]
> 
> Thread 34 (Thread 0x7f8518da86c0 (LWP 3202)):
> #0  0x00007f8594f1afff in poll () from /lib/x86_64-linux-gnu/libc.so.6
> #1  0x00007f8593d8b9ae in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
> #2  0x00007f8593d8bacc in g_main_context_iteration () from
> /lib/x86_64-linux-gnu/libglib-2.0.so.0
> #3  0x00007f8595309836 in
> QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
> () from /lib/x86_64-linux-gnu/libQt5Core.so.5
> #4  0x00007f85952b017b in
> QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
> /lib/x86_64-linux-gnu/libQt5Core.so.5
> #5  0x00007f85950cab87 in QThread::exec() () from
> /lib/x86_64-linux-gnu/libQt5Core.so.5
> #6  0x00007f850fe45667 in KCupsConnection::run() () from
> /lib/x86_64-linux-gnu/libkcupslib.so
> #7  0x00007f85950cbd43 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
> #8  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #9  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> 
> Thread 33 (Thread 0x7f84ff7fe6c0 (LWP 3615)):
> #0  0x00007f8594ea4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #1  0x00007f8594ea76dc in pthread_cond_timedwait () from
> /lib/x86_64-linux-gnu/libc.so.6
> #2  0x00007f85950d19bc in QWaitCondition::wait(QMutex*, QDeadlineTimer) ()
> from /lib/x86_64-linux-gnu/libQt5Core.so.5
> #3  0x00007f85950cf0a5 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
> #4  0x00007f85950cbd43 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
> #5  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #6  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> 
> Thread 32 (Thread 0x7f852adfe6c0 (LWP 3186)):
> #0  0x00007f8594f1afff in poll () from /lib/x86_64-linux-gnu/libc.so.6
> #1  0x00007f8593d8b9ae in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
> #2  0x00007f8593d8bacc in g_main_context_iteration () from
> /lib/x86_64-linux-gnu/libglib-2.0.so.0
> #3  0x00007f8595309836 in
> QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
> () from /lib/x86_64-linux-gnu/libQt5Core.so.5
> #4  0x00007f85952b017b in
> QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
> /lib/x86_64-linux-gnu/libQt5Core.so.5
> #5  0x00007f85950cab87 in QThread::exec() () from
> /lib/x86_64-linux-gnu/libQt5Core.so.5
> #6  0x00007f8596f566d6 in ?? () from /lib/x86_64-linux-gnu/libQt5Quick.so.5
> #7  0x00007f85950cbd43 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
> #8  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #9  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> 
> Thread 31 (Thread 0x7f8529e136c0 (LWP 3193)):
> #0  0x00007f8594f1d8e1 in pselect () from /lib/x86_64-linux-gnu/libc.so.6
> #1  0x00007f8592f3fa62 in ?? () from
> /lib/x86_64-linux-gnu/libusbmuxd-2.0.so.6
> #2  0x00007f8592f40e60 in ?? () from
> /lib/x86_64-linux-gnu/libusbmuxd-2.0.so.6
> #3  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #4  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> 
> Thread 30 (Thread 0x7f850ee586c0 (LWP 3206)):
> #0  0x00007f8594ea4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #1  0x00007f8594ea73f8 in pthread_cond_wait () from
> /lib/x86_64-linux-gnu/libc.so.6
> #2  0x00007f858c90c059 in ?? () from
> /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
> #3  0x00007f858c8be17b in ?? () from
> /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
> #4  0x00007f858c90bf97 in ?? () from
> /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
> #5  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #6  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> 
> Thread 29 (Thread 0x7f850e6466c0 (LWP 3207)):
> #0  0x00007f8594ea4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #1  0x00007f8594ea73f8 in pthread_cond_wait () from
> /lib/x86_64-linux-gnu/libc.so.6
> #2  0x00007f85950d1a2b in QWaitCondition::wait(QMutex*, QDeadlineTimer) ()
> from /lib/x86_64-linux-gnu/libQt5Core.so.5
> #3  0x00007f8597008085 in ?? () from /lib/x86_64-linux-gnu/libQt5Quick.so.5
> #4  0x00007f859700a4b1 in ?? () from /lib/x86_64-linux-gnu/libQt5Quick.so.5
> #5  0x00007f85950cbd43 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
> #6  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #7  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> 
> Thread 28 (Thread 0x7f852bfff6c0 (LWP 3184)):
> #0  0x00007f8594ea4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #1  0x00007f8594ea73f8 in pthread_cond_wait () from
> /lib/x86_64-linux-gnu/libc.so.6
> #2  0x00007f85950d1a2b in QWaitCondition::wait(QMutex*, QDeadlineTimer) ()
> from /lib/x86_64-linux-gnu/libQt5Core.so.5
> #3  0x00007f8597008085 in ?? () from /lib/x86_64-linux-gnu/libQt5Quick.so.5
> #4  0x00007f859700a4b1 in ?? () from /lib/x86_64-linux-gnu/libQt5Quick.so.5
> #5  0x00007f85950cbd43 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
> #6  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #7  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> 
> Thread 27 (Thread 0x7f84df7fe6c0 (LWP 3623)):
> [KCrash Handler]
> #4  0x00007f8596fc1f5a in
> QSGOpaqueTextureMaterialShader::updateState(QSGMaterialShader::RenderState
> const&, QSGMaterial*, QSGMaterial*) () from
> /lib/x86_64-linux-gnu/libQt5Quick.so.5
> #5  0x00007f8596faa80d in
> QSGBatchRenderer::Renderer::renderMergedBatch(QSGBatchRenderer::Batch
> const*) () from /lib/x86_64-linux-gnu/libQt5Quick.so.5
> #6  0x00007f8596fafa55 in QSGBatchRenderer::Renderer::renderBatches() ()
> from /lib/x86_64-linux-gnu/libQt5Quick.so.5
> #7  0x00007f8596fb05b6 in QSGBatchRenderer::Renderer::render() () from
> /lib/x86_64-linux-gnu/libQt5Quick.so.5
> #8  0x00007f8596f97f00 in QSGRenderer::renderScene(QSGBindable const&) ()
> from /lib/x86_64-linux-gnu/libQt5Quick.so.5
> #9  0x00007f8596f983b3 in QSGRenderer::renderScene(unsigned int) () from
> /lib/x86_64-linux-gnu/libQt5Quick.so.5
> #10 0x00007f8596ffb663 in
> QSGDefaultRenderContext::renderNextFrame(QSGRenderer*, unsigned int) () from
> /lib/x86_64-linux-gnu/libQt5Quick.so.5
> #11 0x00007f8597068139 in QQuickWindowPrivate::renderSceneGraph(QSize
> const&, QSize const&) () from /lib/x86_64-linux-gnu/libQt5Quick.so.5
> #12 0x00007f8597009597 in ?? () from /lib/x86_64-linux-gnu/libQt5Quick.so.5
> #13 0x00007f859700a46f in ?? () from /lib/x86_64-linux-gnu/libQt5Quick.so.5
> #14 0x00007f85950cbd43 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
> #15 0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #16 0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> 
> Thread 26 (Thread 0x7f84dffff6c0 (LWP 3622)):
> #0  0x00007f8594ea4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #1  0x00007f8594ea73f8 in pthread_cond_wait () from
> /lib/x86_64-linux-gnu/libc.so.6
> #2  0x00007f858c90c059 in ?? () from
> /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
> #3  0x00007f858c8be17b in ?? () from
> /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
> #4  0x00007f858c90bf97 in ?? () from
> /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
> #5  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #6  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> 
> Thread 25 (Thread 0x7f84fdc9d6c0 (LWP 3619)):
> #0  0x00007f8594ea4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #1  0x00007f8594ea76dc in pthread_cond_timedwait () from
> /lib/x86_64-linux-gnu/libc.so.6
> #2  0x00007f85950d19bc in QWaitCondition::wait(QMutex*, QDeadlineTimer) ()
> from /lib/x86_64-linux-gnu/libQt5Core.so.5
> #3  0x00007f85950cf0a5 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
> #4  0x00007f85950cbd43 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
> #5  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #6  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> 
> Thread 24 (Thread 0x7f8559bfe6c0 (LWP 3183)):
> #0  0x00007f8594ea4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #1  0x00007f8594ea73f8 in pthread_cond_wait () from
> /lib/x86_64-linux-gnu/libc.so.6
> #2  0x00007f858c90c059 in ?? () from
> /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
> #3  0x00007f858c8be17b in ?? () from
> /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
> #4  0x00007f858c90bf97 in ?? () from
> /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
> #5  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #6  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> 
> Thread 23 (Thread 0x7f84fffff6c0 (LWP 3616)):
> #0  0x00007f8594ea4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #1  0x00007f8594ea76dc in pthread_cond_timedwait () from
> /lib/x86_64-linux-gnu/libc.so.6
> #2  0x00007f85950d19bc in QWaitCondition::wait(QMutex*, QDeadlineTimer) ()
> from /lib/x86_64-linux-gnu/libQt5Core.so.5
> #3  0x00007f85950cf0a5 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
> #4  0x00007f85950cbd43 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
> #5  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #6  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> 
> Thread 22 (Thread 0x7f855b7fe6c0 (LWP 3164)):
> #0  0x00007f8594ea4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #1  0x00007f8594ea73f8 in pthread_cond_wait () from
> /lib/x86_64-linux-gnu/libc.so.6
> #2  0x00007f858c90c059 in ?? () from
> /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
> #3  0x00007f858c8be17b in ?? () from
> /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
> #4  0x00007f858c90bf97 in ?? () from
> /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
> #5  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #6  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> 
> Thread 21 (Thread 0x7f84fcc9b6c0 (LWP 3621)):
> #0  0x00007f8594ea4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #1  0x00007f8594ea76dc in pthread_cond_timedwait () from
> /lib/x86_64-linux-gnu/libc.so.6
> #2  0x00007f85950d19bc in QWaitCondition::wait(QMutex*, QDeadlineTimer) ()
> from /lib/x86_64-linux-gnu/libQt5Core.so.5
> #3  0x00007f85950cf0a5 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
> #4  0x00007f85950cbd43 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
> #5  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #6  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> 
> Thread 20 (Thread 0x7f84fe49e6c0 (LWP 3618)):
> #0  0x00007f8594ea4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #1  0x00007f8594ea76dc in pthread_cond_timedwait () from
> /lib/x86_64-linux-gnu/libc.so.6
> #2  0x00007f85950d19bc in QWaitCondition::wait(QMutex*, QDeadlineTimer) ()
> from /lib/x86_64-linux-gnu/libQt5Core.so.5
> #3  0x00007f85950cf0a5 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
> #4  0x00007f85950cbd43 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
> #5  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #6  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> 
> Thread 19 (Thread 0x7f84deffd6c0 (LWP 3968)):
> #0  0x00007f8594ea4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #1  0x00007f8594ea73f8 in pthread_cond_wait () from
> /lib/x86_64-linux-gnu/libc.so.6
> #2  0x00007f858c90c059 in ?? () from
> /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
> #3  0x00007f858c8be17b in ?? () from
> /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
> #4  0x00007f858c90bf97 in ?? () from
> /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
> #5  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #6  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> 
> Thread 18 (Thread 0x7f84fec9f6c0 (LWP 3617)):
> #0  0x00007f8594ea4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #1  0x00007f8594ea76dc in pthread_cond_timedwait () from
> /lib/x86_64-linux-gnu/libc.so.6
> #2  0x00007f85950d19bc in QWaitCondition::wait(QMutex*, QDeadlineTimer) ()
> from /lib/x86_64-linux-gnu/libQt5Core.so.5
> #3  0x00007f85950cf0a5 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
> #4  0x00007f85950cbd43 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
> #5  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #6  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> 
> Thread 17 (Thread 0x7f84fd49c6c0 (LWP 3620)):
> #0  0x00007f8594ea4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #1  0x00007f8594ea76dc in pthread_cond_timedwait () from
> /lib/x86_64-linux-gnu/libc.so.6
> #2  0x00007f85950d19bc in QWaitCondition::wait(QMutex*, QDeadlineTimer) ()
> from /lib/x86_64-linux-gnu/libQt5Core.so.5
> #3  0x00007f85950cf0a5 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
> #4  0x00007f85950cbd43 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
> #5  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #6  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> 
> Thread 16 (Thread 0x7f855a3ff6c0 (LWP 3169)):
> #0  0x00007f8594f1afff in poll () from /lib/x86_64-linux-gnu/libc.so.6
> #1  0x00007f8593d8b9ae in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
> #2  0x00007f8593d8bacc in g_main_context_iteration () from
> /lib/x86_64-linux-gnu/libglib-2.0.so.0
> #3  0x00007f8595309836 in
> QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
> () from /lib/x86_64-linux-gnu/libQt5Core.so.5
> #4  0x00007f85952b017b in
> QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
> /lib/x86_64-linux-gnu/libQt5Core.so.5
> #5  0x00007f85950cab87 in QThread::exec() () from
> /lib/x86_64-linux-gnu/libQt5Core.so.5
> #6  0x00007f8596b28555 in ?? () from /lib/x86_64-linux-gnu/libQt5Qml.so.5
> #7  0x00007f85950cbd43 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
> #8  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #9  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> 
> Thread 15 (Thread 0x7f85617fa6c0 (LWP 3156)):
> #0  0x00007f8594ea4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #1  0x00007f8594ea73f8 in pthread_cond_wait () from
> /lib/x86_64-linux-gnu/libc.so.6
> #2  0x00007f858c90c059 in ?? () from
> /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
> #3  0x00007f858c8be17b in ?? () from
> /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
> #4  0x00007f858c90bf97 in ?? () from
> /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
> #5  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #6  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> 
> Thread 14 (Thread 0x7f855bfff6c0 (LWP 3158)):
> #0  0x00007f8594ea4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #1  0x00007f8594ea73f8 in pthread_cond_wait () from
> /lib/x86_64-linux-gnu/libc.so.6
> #2  0x00007f858c90c059 in ?? () from
> /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
> #3  0x00007f858c8be17b in ?? () from
> /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
> #4  0x00007f858c90bf97 in ?? () from
> /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
> #5  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #6  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> 
> Thread 13 (Thread 0x7f8561ffb6c0 (LWP 3155)):
> #0  0x00007f8594ea4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #1  0x00007f8594ea73f8 in pthread_cond_wait () from
> /lib/x86_64-linux-gnu/libc.so.6
> #2  0x00007f858c90c059 in ?? () from
> /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
> #3  0x00007f858c8be17b in ?? () from
> /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
> #4  0x00007f858c90bf97 in ?? () from
> /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
> #5  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #6  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> 
> Thread 12 (Thread 0x7f8560ff96c0 (LWP 3157)):
> #0  0x00007f8594ea4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #1  0x00007f8594ea73f8 in pthread_cond_wait () from
> /lib/x86_64-linux-gnu/libc.so.6
> #2  0x00007f858c90c059 in ?? () from
> /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
> #3  0x00007f858c8be17b in ?? () from
> /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
> #4  0x00007f858c90bf97 in ?? () from
> /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
> #5  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #6  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> 
> Thread 11 (Thread 0x7f8563fff6c0 (LWP 3151)):
> #0  0x00007f8594ea4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #1  0x00007f8594ea73f8 in pthread_cond_wait () from
> /lib/x86_64-linux-gnu/libc.so.6
> #2  0x00007f858c90c059 in ?? () from
> /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
> #3  0x00007f858c8be17b in ?? () from
> /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
> #4  0x00007f858c90bf97 in ?? () from
> /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
> #5  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #6  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> 
> Thread 10 (Thread 0x7f85637fe6c0 (LWP 3152)):
> #0  0x00007f8594ea4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #1  0x00007f8594ea73f8 in pthread_cond_wait () from
> /lib/x86_64-linux-gnu/libc.so.6
> #2  0x00007f858c90c059 in ?? () from
> /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
> #3  0x00007f858c8be17b in ?? () from
> /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
> #4  0x00007f858c90bf97 in ?? () from
> /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
> #5  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #6  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> 
> Thread 9 (Thread 0x7f85627fc6c0 (LWP 3154)):
> #0  0x00007f8594ea4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #1  0x00007f8594ea73f8 in pthread_cond_wait () from
> /lib/x86_64-linux-gnu/libc.so.6
> #2  0x00007f858c90c059 in ?? () from
> /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
> #3  0x00007f858c8be17b in ?? () from
> /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
> #4  0x00007f858c90bf97 in ?? () from
> /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
> #5  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #6  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> 
> Thread 8 (Thread 0x7f8562ffd6c0 (LWP 3153)):
> #0  0x00007f8594ea4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #1  0x00007f8594ea73f8 in pthread_cond_wait () from
> /lib/x86_64-linux-gnu/libc.so.6
> #2  0x00007f858c90c059 in ?? () from
> /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
> #3  0x00007f858c8be17b in ?? () from
> /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
> #4  0x00007f858c90bf97 in ?? () from
> /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
> #5  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #6  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> 
> Thread 7 (Thread 0x7f8578dff6c0 (LWP 3150)):
> #0  0x00007f8594ea4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #1  0x00007f8594ea73f8 in pthread_cond_wait () from
> /lib/x86_64-linux-gnu/libc.so.6
> #2  0x00007f858c90c059 in ?? () from
> /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
> #3  0x00007f858c8be17b in ?? () from
> /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
> #4  0x00007f858c90bf97 in ?? () from
> /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
> #5  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #6  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> 
> Thread 6 (Thread 0x7f8584ffc6c0 (LWP 3149)):
> #0  0x00007f8594ea4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #1  0x00007f8594ea73f8 in pthread_cond_wait () from
> /lib/x86_64-linux-gnu/libc.so.6
> #2  0x00007f858c90c059 in ?? () from
> /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
> #3  0x00007f858c8be17b in ?? () from
> /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
> #4  0x00007f858c90bf97 in ?? () from
> /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
> #5  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #6  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> 
> Thread 5 (Thread 0x7f858f3696c0 (LWP 3145)):
> #0  0x00007f8594f1afff in poll () from /lib/x86_64-linux-gnu/libc.so.6
> #1  0x00007f8593d8b9ae in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
> #2  0x00007f8593d8bacc in g_main_context_iteration () from
> /lib/x86_64-linux-gnu/libglib-2.0.so.0
> #3  0x00007f859530984e in
> QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
> () from /lib/x86_64-linux-gnu/libQt5Core.so.5
> #4  0x00007f85952b017b in
> QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
> /lib/x86_64-linux-gnu/libQt5Core.so.5
> #5  0x00007f85950cab87 in QThread::exec() () from
> /lib/x86_64-linux-gnu/libQt5Core.so.5
> #6  0x00007f8595ebc487 in ?? () from /lib/x86_64-linux-gnu/libQt5DBus.so.5
> #7  0x00007f85950cbd43 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
> #8  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #9  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> 
> Thread 4 (Thread 0x7f85857fd6c0 (LWP 3148)):
> #0  0x00007f8594ea4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #1  0x00007f8594ea73f8 in pthread_cond_wait () from
> /lib/x86_64-linux-gnu/libc.so.6
> #2  0x00007f858c90c059 in ?? () from
> /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
> #3  0x00007f858c8be17b in ?? () from
> /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
> #4  0x00007f858c90bf97 in ?? () from
> /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
> #5  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #6  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> 
> Thread 3 (Thread 0x7f8585ffe6c0 (LWP 3147)):
> #0  0x00007f8594ea4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #1  0x00007f8594ea73f8 in pthread_cond_wait () from
> /lib/x86_64-linux-gnu/libc.so.6
> #2  0x00007f858c90c059 in ?? () from
> /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
> #3  0x00007f858c8be17b in ?? () from
> /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
> #4  0x00007f858c90bf97 in ?? () from
> /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
> #5  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #6  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> 
> Thread 2 (Thread 0x7f85867ff6c0 (LWP 3146)):
> #0  0x00007f8594ea4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #1  0x00007f8594ea73f8 in pthread_cond_wait () from
> /lib/x86_64-linux-gnu/libc.so.6
> #2  0x00007f858c90c059 in ?? () from
> /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
> #3  0x00007f858c8be17b in ?? () from
> /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
> #4  0x00007f858c90bf97 in ?? () from
> /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
> #5  0x00007f8594ea7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #6  0x00007f8594f285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> 
> Thread 1 (Thread 0x7f85906f2500 (LWP 3142)):
> [KCrash Handler]
> #4  0x00007f8594ea9ccc in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #5  0x00007f8594e5aef2 in raise () from /lib/x86_64-linux-gnu/libc.so.6
> #6  <signal handler called>
> #7  0x00007f8594ea4d34 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #8  0x00007f8594ea73f8 in pthread_cond_wait () from
> /lib/x86_64-linux-gnu/libc.so.6
> #9  0x00007f85950d1a2b in QWaitCondition::wait(QMutex*, QDeadlineTimer) ()
> from /lib/x86_64-linux-gnu/libQt5Core.so.5
> #10 0x00007f859700bd58 in ?? () from /lib/x86_64-linux-gnu/libQt5Quick.so.5
> #11 0x00007f859700d013 in ?? () from /lib/x86_64-linux-gnu/libQt5Quick.so.5
> #12 0x00007f85957493f5 in QWindow::event(QEvent*) () from
> /lib/x86_64-linux-gnu/libQt5Gui.so.5
> #13 0x00007f85840dd055 in ?? () from
> /usr/lib/x86_64-linux-gnu/qt5/qml/org/kde/plasma/core/libcorebindingsplugin.
> so
> #14 0x00007f8596162fae in QApplicationPrivate::notify_helper(QObject*,
> QEvent*) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
> #15 0x00007f85952b16f8 in QCoreApplication::notifyInternal2(QObject*,
> QEvent*) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
> #16 0x00007f859573e5cd in
> QGuiApplicationPrivate::processExposeEvent(QWindowSystemInterfacePrivate::
> ExposeEvent*) () from /lib/x86_64-linux-gnu/libQt5Gui.so.5
> #17 0x00007f8595711cac in
> QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::
> ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Gui.so.5
> #18 0x00007f85905c6eca in ?? () from /lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
> #19 0x00007f8593d8b7a9 in g_main_context_dispatch () from
> /lib/x86_64-linux-gnu/libglib-2.0.so.0
> #20 0x00007f8593d8ba38 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
> #21 0x00007f8593d8bacc in g_main_context_iteration () from
> /lib/x86_64-linux-gnu/libglib-2.0.so.0
> #22 0x00007f8595309836 in
> QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
> () from /lib/x86_64-linux-gnu/libQt5Core.so.5
> #23 0x00007f85952b017b in
> QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
> /lib/x86_64-linux-gnu/libQt5Core.so.5
> #24 0x00007f85952b82d6 in QCoreApplication::exec() () from
> /lib/x86_64-linux-gnu/libQt5Core.so.5
> #25 0x000055c329c87dc3 in ?? ()
> #26 0x00007f8594e4618a in ?? () from /lib/x86_64-linux-gnu/libc.so.6
> #27 0x00007f8594e46245 in __libc_start_main () from
> /lib/x86_64-linux-gnu/libc.so.6
> #28 0x000055c329c87ee1 in ?? ()
> 
> Reported using DrKonqi

By the way, I can now confirm that this crash always occurs using X11, but doesn't occur using Plasma on Wayland.

Comment 2 miracledinner 2023-07-02 19:52:01 UTC

Can confirm that this bug does occur for windows of any application, Firefox merely happened to be the first one I noticed it with.

Comment 3 Fushan Wen 2023-07-07 15:46:46 UTC


*** This bug has been marked as a duplicate of bug 446874 ***