Bug 484215

Summary: kwin_wayland crashes in KWin::ScreenCastStream::recordFrame
Product: [Plasma] kwin Reporter: Firestar-Reimu <1900011604>
Component: screencastingAssignee: KWin default assignee <kwin-bugs-null>
Status: RESOLVED WORKSFORME    
Severity: crash CC: juanrollgamer123456789, nate, nicolas.fella
Priority: NOR    
Version First Reported In: 6.0.2   
Target Milestone: ---   
Platform: Arch Linux   
OS: Linux   
Latest Commit: Version Fixed In:
Sentry Crash Report:

Description Firestar-Reimu 2024-03-22 07:28:17 UTC 
Wayland Screen Crash sometimes and automatically restart immediately, hard to reproduce.

journalctl log: https://paste.c-net.org/MeansCoupled

see the 6th log from bottom to top: Mar 22 15:10:50 Archlinux systemd-coredump[6502]: [🡕] Process 1144 (kwin_wayland) of user 1000 dumped core.

(base) [firestar@Archlinux ~]$ coredumpctl --reverse
TIME                         PID  UID  GID SIG     COREFILE     EXE                                 SIZE
Fri 2024-03-22 15:10:50 CST 1144 1000 1000 SIGSEGV inaccessible /usr/bin/kwin_wayland                  -
Thu 2024-03-21 13:43:31 CST 1865 1000 1000 SIGSEGV present      /usr/lib/baidunetdisk/baidunetdisk 38.6M
Tue 2024-03-19 19:40:45 CST 1145 1000 1000 SIGSEGV inaccessible /usr/bin/kwin_wayland                  -
[ble: elapsed 193ms (CPU 54.5%)] coredumpctl --reverse

(base) [firestar@Archlinux ~]$ coredumpctl gdb 1144
           PID: 1144 (kwin_wayland)
           UID: 1000 (firestar)
           GID: 1000 (Firestar)
        Signal: 11 (SEGV)
     Timestamp: Fri 2024-03-22 15:10:48 CST (16min ago)
  Command Line: /usr/bin/kwin_wayland --wayland-fd 7 --socket wayland-0 --xwayland-fd 8 --xwayland-fd 9 --xwayland-display :1 --xwayland-xauthority /run/user/1000/xauth_KeEVrY --xwayland
    Executable: /usr/bin/kwin_wayland
 Control Group: /user.slice/user-1000.slice/user@1000.service/session.slice/plasma-kwin_wayland.service
          Unit: user@1000.service
     User Unit: plasma-kwin_wayland.service
         Slice: user-1000.slice
     Owner UID: 1000 (firestar)
       Boot ID: c144ccca63624590ad1479551aa629ca
    Machine ID: bb6ed258af9c452dab56f65aaa1d5174
      Hostname: Archlinux
       Storage: /var/lib/systemd/coredump/core.kwin_wayland.1000.c144ccca63624590ad1479551aa629ca.1144.1711091448000000.zst (inaccessible)
       Message: Process 1144 (kwin_wayland) of user 1000 dumped core.
                
                Stack trace of thread 1144:
                #0  0x000070ab4d42bcca _ZN4KWin16ScreenCastStream11recordFrameERK7QRegion (screencast.so + 0x1acca)
                #1  0x000070ab4d423c0c n/a (screencast.so + 0x12c0c)
                #2  0x000070ab62990ca9 n/a (libQt6Core.so.6 + 0x190ca9)
                #3  0x000070ab62998d64 _ZN6QTimer10timerEventEP11QTimerEvent (libQt6Core.so.6 + 0x198d64)
                #4  0x000070ab6297c236 _ZN7QObject5eventEP6QEvent (libQt6Core.so.6 + 0x17c236)
                #5  0x000070ab63af438b _ZN19QApplicationPrivate13notify_helperEP7QObjectP6QEvent (libQt6Widgets.so.6 + 0xf438b)
                #6  0x000070ab62939818 _ZN16QCoreApplication15notifyInternal2EP7QObjectP6QEvent (libQt6Core.so.6 + 0x139818)
                #7  0x000070ab62a9efa6 _ZN14QTimerInfoList14activateTimersEv (libQt6Core.so.6 + 0x29efa6)
                #8  0x000070ab62a9f9d1 _ZN20QEventDispatcherUNIX13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE (libQt6Core.so.6 + 0x29f9d1)
                #9  0x000070ab633b26e2 _ZN23QUnixEventDispatcherQPA13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE (libQt6Gui.so.6 + 0x5b26e2)
                #10 0x000070ab62943d6e _ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt6Core.so.6 + 0x143d6e)
                #11 0x000070ab6293c2b8 _ZN16QCoreApplication4execEv (libQt6Core.so.6 + 0x13c2b8)
                #12 0x000056f4fe1e2dee n/a (kwin_wayland + 0x3cdee)
                #13 0x000070ab62243cd0 n/a (libc.so.6 + 0x25cd0)
                #14 0x000070ab62243d8a __libc_start_main (libc.so.6 + 0x25d8a)
                #15 0x000056f4fe1e9425 n/a (kwin_wayland + 0x43425)
                
                Stack trace of thread 1179:
                #0  0x000070ab623190bf __poll (libc.so.6 + 0xfb0bf)
                #1  0x000070ab615952f6 n/a (libglib-2.0.so.0 + 0xb82f6)
                #2  0x000070ab61535162 g_main_context_iteration (libglib-2.0.so.0 + 0x58162)
                #3  0x000070ab62b739c4 _ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE (libQt6Core.so.6 + 0x3739c4)
                #4  0x000070ab62943d6e _ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt6Core.so.6 + 0x143d6e)
                #5  0x000070ab62a2116f _ZN7QThread3runEv (libQt6Core.so.6 + 0x22116f)
                #6  0x000070ab62aa0bd3 n/a (libQt6Core.so.6 + 0x2a0bd3)
                #7  0x000070ab622a955a n/a (libc.so.6 + 0x8b55a)
                #8  0x000070ab62326a3c n/a (libc.so.6 + 0x108a3c)
                
                Stack trace of thread 1199:
                #0  0x000070ab622a5ebe n/a (libc.so.6 + 0x87ebe)
                #1  0x000070ab622a8750 pthread_cond_wait (libc.so.6 + 0x8a750)
                #2  0x000070ab624d9e11 __gthread_cond_wait (libstdc++.so.6 + 0xd9e11)
                #3  0x000070ab653cf530 n/a (libkwin.so.6 + 0x3cf530)
                #4  0x000070ab653ca83d n/a (libkwin.so.6 + 0x3ca83d)
                #5  0x000070ab622ae6af n/a (libc.so.6 + 0x906af)
                #6  0x000070ab653cabef n/a (libkwin.so.6 + 0x3cabef)
                #7  0x000070ab62a18555 n/a (libQt6Core.so.6 + 0x218555)
                #8  0x000070ab62aa0bd3 n/a (libQt6Core.so.6 + 0x2a0bd3)
                #9  0x000070ab622a955a n/a (libc.so.6 + 0x8b55a)
                #10 0x000070ab62326a3c n/a (libc.so.6 + 0x108a3c)
                
                Stack trace of thread 1193:
                #0  0x000070ab622a5ebe n/a (libc.so.6 + 0x87ebe)
                #1  0x000070ab622a8d35 pthread_cond_clockwait (libc.so.6 + 0x8ad35)
                #2  0x000070ab653cf231 n/a (libkwin.so.6 + 0x3cf231)
                #3  0x000070ab653ca83d n/a (libkwin.so.6 + 0x3ca83d)
                #4  0x000070ab622ae6af n/a (libc.so.6 + 0x906af)
                #5  0x000070ab653cabef n/a (libkwin.so.6 + 0x3cabef)
                #6  0x000070ab62a18555 n/a (libQt6Core.so.6 + 0x218555)
                #7  0x000070ab62aa0bd3 n/a (libQt6Core.so.6 + 0x2a0bd3)
                #8  0x000070ab622a955a n/a (libc.so.6 + 0x8b55a)
                #9  0x000070ab62326a3c n/a (libc.so.6 + 0x108a3c)
                
                Stack trace of thread 1194:
                #0  0x000070ab622a5ebe n/a (libc.so.6 + 0x87ebe)
                #1  0x000070ab622a8750 pthread_cond_wait (libc.so.6 + 0x8a750)
                #2  0x000070ab624d9e11 __gthread_cond_wait (libstdc++.so.6 + 0xd9e11)
                #3  0x000070ab653cf530 n/a (libkwin.so.6 + 0x3cf530)
                #4  0x000070ab653ca83d n/a (libkwin.so.6 + 0x3ca83d)
                #5  0x000070ab622ae6af n/a (libc.so.6 + 0x906af)
                #6  0x000070ab653cabef n/a (libkwin.so.6 + 0x3cabef)
                #7  0x000070ab62a18555 n/a (libQt6Core.so.6 + 0x218555)
                #8  0x000070ab62aa0bd3 n/a (libQt6Core.so.6 + 0x2a0bd3)
                #9  0x000070ab622a955a n/a (libc.so.6 + 0x8b55a)
                #10 0x000070ab62326a3c n/a (libc.so.6 + 0x108a3c)
                
                Stack trace of thread 1175:
                #0  0x000070ab623190bf __poll (libc.so.6 + 0xfb0bf)
                #1  0x000070ab615952f6 n/a (libglib-2.0.so.0 + 0xb82f6)
                #2  0x000070ab61535162 g_main_context_iteration (libglib-2.0.so.0 + 0x58162)
                #3  0x000070ab62b739c4 _ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE (libQt6Core.so.6 + 0x3739c4)
                #4  0x000070ab62943d6e _ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt6Core.so.6 + 0x143d6e)
                #5  0x000070ab62a2106f _ZN7QThread4execEv (libQt6Core.so.6 + 0x22106f)
                #6  0x000070ab638459df n/a (libQt6DBus.so.6 + 0x299df)
                #7  0x000070ab62aa0bd3 n/a (libQt6Core.so.6 + 0x2a0bd3)
                #8  0x000070ab622a955a n/a (libc.so.6 + 0x8b55a)
                #9  0x000070ab62326a3c n/a (libc.so.6 + 0x108a3c)
                
                Stack trace of thread 1177:
                #0  0x000070ab622a5ebe n/a (libc.so.6 + 0x87ebe)
                #1  0x000070ab622a8750 pthread_cond_wait (libc.so.6 + 0x8a750)
                #2  0x000070ab55c8683c n/a (iris_dri.so + 0x8683c)
                #3  0x000070ab55c9e7ec n/a (iris_dri.so + 0x9e7ec)
                #4  0x000070ab622a955a n/a (libc.so.6 + 0x8b55a)
                #5  0x000070ab62326a3c n/a (libc.so.6 + 0x108a3c)
                
                Stack trace of thread 1178:
                #0  0x000070ab622a5ebe n/a (libc.so.6 + 0x87ebe)
                #1  0x000070ab622a8750 pthread_cond_wait (libc.so.6 + 0x8a750)
                #2  0x000070ab55c8683c n/a (iris_dri.so + 0x8683c)
                #3  0x000070ab55c9e7ec n/a (iris_dri.so + 0x9e7ec)
                #4  0x000070ab622a955a n/a (libc.so.6 + 0x8b55a)
                #5  0x000070ab62326a3c n/a (libc.so.6 + 0x108a3c)
                
                Stack trace of thread 1187:
                #0  0x000070ab62326e66 epoll_wait (libc.so.6 + 0x108e66)
                #1  0x000070ab4cbf4cf9 n/a (libspa-support.so + 0x14cf9)
                #2  0x000070ab4cbe658d n/a (libspa-support.so + 0x658d)
                #3  0x000070ab4cb3be52 n/a (libpipewire-0.3.so.0 + 0x1be52)
                #4  0x000070ab622a955a n/a (libc.so.6 + 0x8b55a)
                #5  0x000070ab62326a3c n/a (libc.so.6 + 0x108a3c)
                
                Stack trace of thread 1196:
                #0  0x000070ab622a5ebe n/a (libc.so.6 + 0x87ebe)
                #1  0x000070ab622a8750 pthread_cond_wait (libc.so.6 + 0x8a750)
                #2  0x000070ab624d9e11 __gthread_cond_wait (libstdc++.so.6 + 0xd9e11)
                #3  0x000070ab653cf530 n/a (libkwin.so.6 + 0x3cf530)
                #4  0x000070ab653ca83d n/a (libkwin.so.6 + 0x3ca83d)
                #5  0x000070ab622ae6af n/a (libc.so.6 + 0x906af)
                #6  0x000070ab653cabef n/a (libkwin.so.6 + 0x3cabef)
                #7  0x000070ab62a18555 n/a (libQt6Core.so.6 + 0x218555)
                #8  0x000070ab62aa0bd3 n/a (libQt6Core.so.6 + 0x2a0bd3)
                #9  0x000070ab622a955a n/a (libc.so.6 + 0x8b55a)
                #10 0x000070ab62326a3c n/a (libc.so.6 + 0x108a3c)
                
                Stack trace of thread 1197:
                #0  0x000070ab622a5ebe n/a (libc.so.6 + 0x87ebe)
                #1  0x000070ab622a8750 pthread_cond_wait (libc.so.6 + 0x8a750)
                #2  0x000070ab624d9e11 __gthread_cond_wait (libstdc++.so.6 + 0xd9e11)
                #3  0x000070ab653cf530 n/a (libkwin.so.6 + 0x3cf530)
                #4  0x000070ab653ca83d n/a (libkwin.so.6 + 0x3ca83d)
                #5  0x000070ab622ae6af n/a (libc.so.6 + 0x906af)
                #6  0x000070ab653cabef n/a (libkwin.so.6 + 0x3cabef)
                #7  0x000070ab62a18555 n/a (libQt6Core.so.6 + 0x218555)
                #8  0x000070ab62aa0bd3 n/a (libQt6Core.so.6 + 0x2a0bd3)
                #9  0x000070ab622a955a n/a (libc.so.6 + 0x8b55a)
                #10 0x000070ab62326a3c n/a (libc.so.6 + 0x108a3c)
                
                Stack trace of thread 1198:
                #0  0x000070ab622a5ebe n/a (libc.so.6 + 0x87ebe)
                #1  0x000070ab622a8750 pthread_cond_wait (libc.so.6 + 0x8a750)
                #2  0x000070ab624d9e11 __gthread_cond_wait (libstdc++.so.6 + 0xd9e11)
                #3  0x000070ab653cf530 n/a (libkwin.so.6 + 0x3cf530)
                #4  0x000070ab653ca83d n/a (libkwin.so.6 + 0x3ca83d)
                #5  0x000070ab622ae6af n/a (libc.so.6 + 0x906af)
                #6  0x000070ab653cabef n/a (libkwin.so.6 + 0x3cabef)
                #7  0x000070ab62a18555 n/a (libQt6Core.so.6 + 0x218555)
                #8  0x000070ab62aa0bd3 n/a (libQt6Core.so.6 + 0x2a0bd3)
                #9  0x000070ab622a955a n/a (libc.so.6 + 0x8b55a)
                #10 0x000070ab62326a3c n/a (libc.so.6 + 0x108a3c)
                
                Stack trace of thread 1186:
                #0  0x000070ab623190bf __poll (libc.so.6 + 0xfb0bf)
                #1  0x000070ab615952f6 n/a (libglib-2.0.so.0 + 0xb82f6)
                #2  0x000070ab61535162 g_main_context_iteration (libglib-2.0.so.0 + 0x58162)
                #3  0x000070ab62b739c4 _ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE (libQt6Core.so.6 + 0x3739c4)
                #4  0x000070ab62943d6e _ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt6Core.so.6 + 0x143d6e)
                #5  0x000070ab62a2116f _ZN7QThread3runEv (libQt6Core.so.6 + 0x22116f)
                #6  0x000070ab62aa0bd3 n/a (libQt6Core.so.6 + 0x2a0bd3)
                #7  0x000070ab622a955a n/a (libc.so.6 + 0x8b55a)
                #8  0x000070ab62326a3c n/a (libc.so.6 + 0x108a3c)
                
                Stack trace of thread 1190:
                #0  0x000070ab622a5ebe n/a (libc.so.6 + 0x87ebe)
                #1  0x000070ab622a8750 pthread_cond_wait (libc.so.6 + 0x8a750)
                #2  0x000070ab55c8683c n/a (iris_dri.so + 0x8683c)
                #3  0x000070ab55c9e7ec n/a (iris_dri.so + 0x9e7ec)
                #4  0x000070ab622a955a n/a (libc.so.6 + 0x8b55a)
                #5  0x000070ab62326a3c n/a (libc.so.6 + 0x108a3c)
                
                Stack trace of thread 1192:
                #0  0x000070ab622a5ebe n/a (libc.so.6 + 0x87ebe)
                #1  0x000070ab622a8750 pthread_cond_wait (libc.so.6 + 0x8a750)
                #2  0x000070ab55c8683c n/a (iris_dri.so + 0x8683c)
                #3  0x000070ab55c9e7ec n/a (iris_dri.so + 0x9e7ec)
                #4  0x000070ab622a955a n/a (libc.so.6 + 0x8b55a)
                #5  0x000070ab62326a3c n/a (libc.so.6 + 0x108a3c)
                
                Stack trace of thread 1189:
                #0  0x000070ab622a5ebe n/a (libc.so.6 + 0x87ebe)
                #1  0x000070ab622a8750 pthread_cond_wait (libc.so.6 + 0x8a750)
                #2  0x000070ab55c8683c n/a (iris_dri.so + 0x8683c)
                #3  0x000070ab55c9e7ec n/a (iris_dri.so + 0x9e7ec)
                #4  0x000070ab622a955a n/a (libc.so.6 + 0x8b55a)
                #5  0x000070ab62326a3c n/a (libc.so.6 + 0x108a3c)
                
                Stack trace of thread 1191:
                #0  0x000070ab622a5ebe n/a (libc.so.6 + 0x87ebe)
                #1  0x000070ab622a8750 pthread_cond_wait (libc.so.6 + 0x8a750)
                #2  0x000070ab55c8683c n/a (iris_dri.so + 0x8683c)
                #3  0x000070ab55c9e7ec n/a (iris_dri.so + 0x9e7ec)
                #4  0x000070ab622a955a n/a (libc.so.6 + 0x8b55a)
                #5  0x000070ab62326a3c n/a (libc.so.6 + 0x108a3c)
                
                Stack trace of thread 4639:
                #0  0x000070ab622a5ebe n/a (libc.so.6 + 0x87ebe)
                #1  0x000070ab622a8750 pthread_cond_wait (libc.so.6 + 0x8a750)
                #2  0x000070ab55c8683c n/a (iris_dri.so + 0x8683c)
                #3  0x000070ab55c9e7ec n/a (iris_dri.so + 0x9e7ec)
                #4  0x000070ab622a955a n/a (libc.so.6 + 0x8b55a)
                #5  0x000070ab62326a3c n/a (libc.so.6 + 0x108a3c)
                
                Stack trace of thread 4638:
                #0  0x000070ab622a5ebe n/a (libc.so.6 + 0x87ebe)
                #1  0x000070ab622a8750 pthread_cond_wait (libc.so.6 + 0x8a750)
                #2  0x000070ab55c8683c n/a (iris_dri.so + 0x8683c)
                #3  0x000070ab55c9e7ec n/a (iris_dri.so + 0x9e7ec)
                #4  0x000070ab622a955a n/a (libc.so.6 + 0x8b55a)
                #5  0x000070ab62326a3c n/a (libc.so.6 + 0x108a3c)
                ELF object binary architecture: AMD x86-64

Failed to open /var/lib/systemd/coredump/core.kwin_wayland.1000.c144ccca63624590ad1479551aa629ca.1144.1711091448000000.zst: Permission denied
[ble: exit 1][ble: elapsed 81ms (CPU 55.4%)] coredumpctl gdb 1144
Comment 1 Firestar-Reimu 2024-03-22 07:34:01 UTC 
What happened after the crash: Microsoft Edge quit and I need to start it again. Yakuake do not show on the top before but in the middle like this: https://imgur.com/a/iMqdXEb, like #477908 and #385882
Comment 2 Vlad Zahorodnii 2024-06-10 11:38:48 UTC 
I believe we've fixed the crash. If you're still able to reproduce the crash in 6.0.5 or 6.1, please reopen this bug report.
Comment 3 Nate Graham 2024-06-11 19:09:21 UTC 
*** Bug 487861 has been marked as a duplicate of this bug. ***
Comment 4 Nate Graham 2024-06-11 19:09:46 UTC 
Bug 487861 is from git master; re-opening.
Comment 5 Vlad Zahorodnii 2024-06-19 13:41:03 UTC 
(In reply to Nate Graham from comment #4)
> Bug 487861 is from git master; re-opening.

The crash is in the nvidia video driver, which is out of our reach.
Comment 6 Firestar-Reimu 2024-06-19 13:54:42 UTC 
(In reply to Vlad Zahorodnii from comment #2)
> I believe we've fixed the crash. If you're still able to reproduce the crash
> in 6.0.5 or 6.1, please reopen this bug report.

I think you have fixed the crash as I have not see it after

for the nvidia problem I dont know, i use intel xe graphics