Bug 514802 - Trying to open the Window Decoration menu crashes System Settings
Summary: Trying to open the Window Decoration menu crashes System Settings
Status: NEEDSINFO WAITINGFORINFO
Alias: None
Product: systemsettings
Classification: Applications
Component: kcm_kwindecoration (other bugs)
Version First Reported In: 6.5.90
Platform: CachyOS Linux
: NOR crash
Target Milestone: ---
Assignee: KWin default assignee
URL:
Keywords:
Depends on:
Blocks:
 
Reported: 2026-01-18 18:51 UTC by Rafsan Jaisee
Modified: 2026-01-19 12:49 UTC (History)
2 users (show)

See Also:
Latest Commit:
Version Fixed/Implemented In:
Sentry Crash Report:


Attachments
Backtrace from DrKonqi (24.64 KB, text/plain)
2026-01-19 09:06 UTC, Rafsan Jaisee
Details

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Description Rafsan Jaisee 2026-01-18 18:51:41 UTC
***
If you're not sure this is actually a bug, instead post about it at https://discuss.kde.org

If you're reporting a crash, attach a backtrace with debug symbols; see https://community.kde.org/Guidelines_and_HOWTOs/Debugging/How_to_create_useful_crash_reports

Please remove this comment after reading and before submitting - thanks!
***

SUMMARY


STEPS TO REPRODUCE
1. Open System Settings (or Window Decorations using the Plasma launcher)
2. Go to Global Theme
3. Select Window Decorations tab

OBSERVED RESULT
System Settings crashes

EXPECTED RESULT
Normal behaviour

SOFTWARE/OS VERSIONS
Windows: 
macOS: 
(available in the Info Center app, or by running `kinfo` in a terminal window)
Linux/KDE Plasma: 6.12.66-2-cachyos (64-bit)
KDE Plasma Version: 6.5.90
KDE Frameworks Version: 6.22.0
Qt Version: 6.11.0

ADDITIONAL INFORMATION
Comment 1 Antonio Rojas 2026-01-18 20:54:20 UTC
As noted in the template, crash reports require a backtrace to be actionable
Comment 2 Rafsan Jaisee 2026-01-19 09:03:34 UTC
           PID: 8293 (systemsettings)
           UID: 1000 (psyrjt)
           GID: 1000 (psyrjt)
        Signal: 11 (SEGV)
     Timestamp: Mon 2026-01-19 15:01:25 +06 (1min 10s ago)
  Command Line: /usr/bin/systemsettings
    Executable: /usr/bin/systemsettings
 Control Group: /user.slice/user-1000.slice/user@1000.service/app.slice/app-systemsettings@1f6a6a69cd4841f0ad92013b437eccb9.service
          Unit: user@1000.service
     User Unit: app-systemsettings@1f6a6a69cd4841f0ad92013b437eccb9.service
         Slice: user-1000.slice
     Owner UID: 1000 (psyrjt)
       Boot ID: 40618240ec6c44ebb99484a96537d6e5
    Machine ID: 5dd784a145d548739ebda1fc83bf6021
      Hostname: RJT-PC
       Storage: /var/lib/systemd/coredump/core.systemsettings.1000.40618240ec6c44ebb99484a96537d6e5.8293.1768813285000000.zst (present)
  Size on Disk: 15.8M
       Message: Process 8293 (systemsettings) of user 1000 dumped core.
                
                Stack trace of thread 8293:
                #0  0x0000776d88549be7 _ZN4KSvg8FrameSvg10paintFrameEP8QPainterRK7QPointF (libKF6Svg.so.6 + 0x1bbe7)
                #1  0x0000776d7935e83a n/a (org.kde.kwin.aurorae.v2.so + 0xc83a)
                #2  0x0000776d7a46f477 n/a (libkdecorationprivatedeclarative.so + 0x24477)
                #3  0x0000776db3b478cb _ZN21QSGDefaultPainterNode5paintEv (libQt6Quick.so.6 + 0x3478cb)
                #4  0x0000776db3b50cf6 _ZN21QSGDefaultPainterNode6updateEv (libQt6Quick.so.6 + 0x350cf6)
                #5  0x0000776db39c3ace _ZN17QQuickPaintedItem15updatePaintNodeEP7QSGNodePN10QQuickItem19UpdatePaintNodeDataE (libQt6Quick.so.6 + 0x1c3ace)
                #6  0x0000776db3a57414 _ZN19QQuickWindowPrivate15updateDirtyNodeEP10QQuickItem (libQt6Quick.so.6 + 0x257414)
                #7  0x0000776db3a57d75 _ZN19QQuickWindowPrivate16updateDirtyNodesEv (libQt6Quick.so.6 + 0x257d75)
                #8  0x0000776db3a588c8 _ZN19QQuickWindowPrivate14syncSceneGraphEv (libQt6Quick.so.6 + 0x2588c8)
                #9  0x0000776db39cd9ef _ZN19QQuickRenderControl4syncEv (libQt6Quick.so.6 + 0x1cd9ef)
                #10 0x0000776db419de23 n/a (libQt6QuickWidgets.so.6 + 0x13e23)
                #11 0x0000776db419e248 _ZN12QQuickWidget10timerEventEP11QTimerEvent (libQt6QuickWidgets.so.6 + 0x14248)
                #12 0x0000776db11d3146 _ZN7QObject5eventEP6QEvent (libQt6Core.so.6 + 0x1d3146)
                #13 0x0000776db2503b70 _ZN19QApplicationPrivate13notify_helperEP7QObjectP6QEvent (libQt6Widgets.so.6 + 0x103b70)
                #14 0x0000776db1179158 _ZN16QCoreApplication15notifyInternal2EP7QObjectP6QEvent (libQt6Core.so.6 + 0x179158)
                #15 0x0000776db134b76f _ZN14QTimerInfoList14activateTimersEv (libQt6Core.so.6 + 0x34b76f)
                #16 0x0000776db1471619 n/a (libQt6Core.so.6 + 0x471619)
                #17 0x0000776db0304429 n/a (libglib-2.0.so.0 + 0x68429)
                #18 0x0000776db0305848 n/a (libglib-2.0.so.0 + 0x69848)
                #19 0x0000776db0305982 g_main_context_iteration (libglib-2.0.so.0 + 0x69982)
                #20 0x0000776db146e9f2 _ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE (libQt6Core.so.6 + 0x46e9f2)
                #21 0x0000776db1187306 _ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt6Core.so.6 + 0x187306)
                #22 0x0000776db117daf1 _ZN16QCoreApplication4execEv (libQt6Core.so.6 + 0x17daf1)
                #23 0x00005e4f858194a0 n/a (/usr/bin/systemsettings + 0x154a0)
                #24 0x0000776db0827b8b n/a (libc.so.6 + 0x27b8b)
                #25 0x0000776db0827c4b __libc_start_main (libc.so.6 + 0x27c4b)
                #26 0x00005e4f8581a0b5 n/a (/usr/bin/systemsettings + 0x160b5)
                
                Stack trace of thread 8303:
                #0  0x0000776db08b0872 n/a (libc.so.6 + 0xb0872)
                #1  0x0000776db08a4248 n/a (libc.so.6 + 0xa4248)
                #2  0x0000776db08a49a3 n/a (libc.so.6 + 0xa49a3)
                #3  0x0000776db08a74f8 pthread_cond_wait (libc.so.6 + 0xa74f8)
                #4  0x0000776d98da7ffe n/a (libgallium-25.3.3-arch1.5.so + 0x7a7ffe)
                #5  0x0000776d98d3ad1d n/a (libgallium-25.3.3-arch1.5.so + 0x73ad1d)
                #6  0x0000776d98da7f2c n/a (libgallium-25.3.3-arch1.5.so + 0x7a7f2c)
                #7  0x0000776db08a80d6 n/a (libc.so.6 + 0xa80d6)
                #8  0x0000776db093b09c n/a (libc.so.6 + 0x13b09c)
                
                Stack trace of thread 8304:
                #0  0x0000776db08b0872 n/a (libc.so.6 + 0xb0872)
                #1  0x0000776db08a4248 n/a (libc.so.6 + 0xa4248)
                #2  0x0000776db08a49a3 n/a (libc.so.6 + 0xa49a3)
                #3  0x0000776db08a74f8 pthread_cond_wait (libc.so.6 + 0xa74f8)
                #4  0x0000776d98da7ffe n/a (libgallium-25.3.3-arch1.5.so + 0x7a7ffe)
                #5  0x0000776d98d3ad1d n/a (libgallium-25.3.3-arch1.5.so + 0x73ad1d)
                #6  0x0000776d98da7f2c n/a (libgallium-25.3.3-arch1.5.so + 0x7a7f2c)
                #7  0x0000776db08a80d6 n/a (libc.so.6 + 0xa80d6)
                #8  0x0000776db093b09c n/a (libc.so.6 + 0x13b09c)
                
                Stack trace of thread 8334:
                #0  0x0000776db08b0872 n/a (libc.so.6 + 0xb0872)
                #1  0x0000776db08a4248 n/a (libc.so.6 + 0xa4248)
                #2  0x0000776db08a49a3 n/a (libc.so.6 + 0xa49a3)
                #3  0x0000776db08a74f8 pthread_cond_wait (libc.so.6 + 0xa74f8)
                #4  0x0000776d98da7ffe n/a (libgallium-25.3.3-arch1.5.so + 0x7a7ffe)
                #5  0x0000776d98d3ad1d n/a (libgallium-25.3.3-arch1.5.so + 0x73ad1d)
                #6  0x0000776d98da7f2c n/a (libgallium-25.3.3-arch1.5.so + 0x7a7f2c)
                #7  0x0000776db08a80d6 n/a (libc.so.6 + 0xa80d6)
                #8  0x0000776db093b09c n/a (libc.so.6 + 0x13b09c)
                
                Stack trace of thread 8307:
                #0  0x0000776db08b0872 n/a (libc.so.6 + 0xb0872)
                #1  0x0000776db08a4248 n/a (libc.so.6 + 0xa4248)
                #2  0x0000776db08a49a3 n/a (libc.so.6 + 0xa49a3)
                #3  0x0000776db08a74f8 pthread_cond_wait (libc.so.6 + 0xa74f8)
                #4  0x0000776d98da7ffe n/a (libgallium-25.3.3-arch1.5.so + 0x7a7ffe)
                #5  0x0000776d98d3ad1d n/a (libgallium-25.3.3-arch1.5.so + 0x73ad1d)
                #6  0x0000776d98da7f2c n/a (libgallium-25.3.3-arch1.5.so + 0x7a7f2c)
                #7  0x0000776db08a80d6 n/a (libc.so.6 + 0xa80d6)
                #8  0x0000776db093b09c n/a (libc.so.6 + 0x13b09c)
                
                Stack trace of thread 8324:
                #0  0x0000776db08b0872 n/a (libc.so.6 + 0xb0872)
                #1  0x0000776db08a4248 n/a (libc.so.6 + 0xa4248)
                #2  0x0000776db08a49a3 n/a (libc.so.6 + 0xa49a3)
                #3  0x0000776db08a7773 pthread_cond_timedwait (libc.so.6 + 0xa7773)
                #4  0x0000776db1351ac2 _ZN14QWaitCondition4waitEP6QMutex14QDeadlineTimer (libQt6Core.so.6 + 0x351ac2)
                #5  0x0000776db129e4c9 n/a (libQt6Core.so.6 + 0x29e4c9)
                #6  0x0000776db134e183 n/a (libQt6Core.so.6 + 0x34e183)
                #7  0x0000776db08a80d6 n/a (libc.so.6 + 0xa80d6)
                #8  0x0000776db093b09c n/a (libc.so.6 + 0x13b09c)
                
                Stack trace of thread 8332:
                #0  0x0000776db08b0872 n/a (libc.so.6 + 0xb0872)
                #1  0x0000776db08a4248 n/a (libc.so.6 + 0xa4248)
                #2  0x0000776db08a49a3 n/a (libc.so.6 + 0xa49a3)
                #3  0x0000776db08a74f8 pthread_cond_wait (libc.so.6 + 0xa74f8)
                #4  0x0000776d98da7ffe n/a (libgallium-25.3.3-arch1.5.so + 0x7a7ffe)
                #5  0x0000776d98d3ad1d n/a (libgallium-25.3.3-arch1.5.so + 0x73ad1d)
                #6  0x0000776d98da7f2c n/a (libgallium-25.3.3-arch1.5.so + 0x7a7f2c)
                #7  0x0000776db08a80d6 n/a (libc.so.6 + 0xa80d6)
                #8  0x0000776db093b09c n/a (libc.so.6 + 0x13b09c)
                
                Stack trace of thread 8333:
                #0  0x0000776db08b0872 n/a (libc.so.6 + 0xb0872)
                #1  0x0000776db08a4248 n/a (libc.so.6 + 0xa4248)
                #2  0x0000776db08a49a3 n/a (libc.so.6 + 0xa49a3)
                #3  0x0000776db08a74f8 pthread_cond_wait (libc.so.6 + 0xa74f8)
                #4  0x0000776d98da7ffe n/a (libgallium-25.3.3-arch1.5.so + 0x7a7ffe)
                #5  0x0000776d98d3ad1d n/a (libgallium-25.3.3-arch1.5.so + 0x73ad1d)
                #6  0x0000776d98da7f2c n/a (libgallium-25.3.3-arch1.5.so + 0x7a7f2c)
                #7  0x0000776db08a80d6 n/a (libc.so.6 + 0xa80d6)
                #8  0x0000776db093b09c n/a (libc.so.6 + 0x13b09c)
                
                Stack trace of thread 8323:
                #0  0x0000776db08b0872 n/a (libc.so.6 + 0xb0872)
                #1  0x0000776db08a4248 n/a (libc.so.6 + 0xa4248)
                #2  0x0000776db08a49a3 n/a (libc.so.6 + 0xa49a3)
                #3  0x0000776db08a7773 pthread_cond_timedwait (libc.so.6 + 0xa7773)
                #4  0x0000776db1351ac2 _ZN14QWaitCondition4waitEP6QMutex14QDeadlineTimer (libQt6Core.so.6 + 0x351ac2)
                #5  0x0000776db129e4c9 n/a (libQt6Core.so.6 + 0x29e4c9)
                #6  0x0000776db134e183 n/a (libQt6Core.so.6 + 0x34e183)
                #7  0x0000776db08a80d6 n/a (libc.so.6 + 0xa80d6)
                #8  0x0000776db093b09c n/a (libc.so.6 + 0x13b09c)
                
                Stack trace of thread 8336:
                #0  0x0000776db08b0872 n/a (libc.so.6 + 0xb0872)
                #1  0x0000776db08a4248 n/a (libc.so.6 + 0xa4248)
                #2  0x0000776db08a49a3 n/a (libc.so.6 + 0xa49a3)
                #3  0x0000776db08a74f8 pthread_cond_wait (libc.so.6 + 0xa74f8)
                #4  0x0000776d98da7ffe n/a (libgallium-25.3.3-arch1.5.so + 0x7a7ffe)
                #5  0x0000776d98d3ad1d n/a (libgallium-25.3.3-arch1.5.so + 0x73ad1d)
                #6  0x0000776d98da7f2c n/a (libgallium-25.3.3-arch1.5.so + 0x7a7f2c)
                #7  0x0000776db08a80d6 n/a (libc.so.6 + 0xa80d6)
                #8  0x0000776db093b09c n/a (libc.so.6 + 0x13b09c)
                
                Stack trace of thread 8325:
                #0  0x0000776db08b0872 n/a (libc.so.6 + 0xb0872)
                #1  0x0000776db08a4248 n/a (libc.so.6 + 0xa4248)
                #2  0x0000776db08a49a3 n/a (libc.so.6 + 0xa49a3)
                #3  0x0000776db08a7773 pthread_cond_timedwait (libc.so.6 + 0xa7773)
                #4  0x0000776db1351ac2 _ZN14QWaitCondition4waitEP6QMutex14QDeadlineTimer (libQt6Core.so.6 + 0x351ac2)
                #5  0x0000776db129e4c9 n/a (libQt6Core.so.6 + 0x29e4c9)
                #6  0x0000776db134e183 n/a (libQt6Core.so.6 + 0x34e183)
                #7  0x0000776db08a80d6 n/a (libc.so.6 + 0xa80d6)
                #8  0x0000776db093b09c n/a (libc.so.6 + 0x13b09c)
                
                Stack trace of thread 8339:
                #0  0x0000776db08b0872 n/a (libc.so.6 + 0xb0872)
                #1  0x0000776db08a4248 n/a (libc.so.6 + 0xa4248)
                #2  0x0000776db08a49a3 n/a (libc.so.6 + 0xa49a3)
                #3  0x0000776db08a74f8 pthread_cond_wait (libc.so.6 + 0xa74f8)
                #4  0x0000776d98da7ffe n/a (libgallium-25.3.3-arch1.5.so + 0x7a7ffe)
                #5  0x0000776d98d3ad1d n/a (libgallium-25.3.3-arch1.5.so + 0x73ad1d)
                #6  0x0000776d98da7f2c n/a (libgallium-25.3.3-arch1.5.so + 0x7a7f2c)
                #7  0x0000776db08a80d6 n/a (libc.so.6 + 0xa80d6)
                #8  0x0000776db093b09c n/a (libc.so.6 + 0x13b09c)
                
                Stack trace of thread 8298:
                #0  0x0000776db08b0872 n/a (libc.so.6 + 0xb0872)
                #1  0x0000776db08a42d8 n/a (libc.so.6 + 0xa42d8)
                #2  0x0000776db092cb73 ppoll (libc.so.6 + 0x12cb73)
                #3  0x0000776db03058a0 n/a (libglib-2.0.so.0 + 0x698a0)
                #4  0x0000776db0305982 g_main_context_iteration (libglib-2.0.so.0 + 0x69982)
                #5  0x0000776db146e9f2 _ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE (libQt6Core.so.6 + 0x46e9f2)
                #6  0x0000776db1187306 _ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt6Core.so.6 + 0x187306)
                #7  0x0000776db129fab2 _ZN7QThread4execEv (libQt6Core.so.6 + 0x29fab2)
                #8  0x0000776db17754ce n/a (libQt6DBus.so.6 + 0x374ce)
                #9  0x0000776db134e183 n/a (libQt6Core.so.6 + 0x34e183)
                #10 0x0000776db08a80d6 n/a (libc.so.6 + 0xa80d6)
                #11 0x0000776db093b09c n/a (libc.so.6 + 0x13b09c)
                
                Stack trace of thread 8340:
                #0  0x0000776db08b0872 n/a (libc.so.6 + 0xb0872)
                #1  0x0000776db08a4248 n/a (libc.so.6 + 0xa4248)
                #2  0x0000776db08a49a3 n/a (libc.so.6 + 0xa49a3)
                #3  0x0000776db08a74f8 pthread_cond_wait (libc.so.6 + 0xa74f8)
                #4  0x0000776d98da7ffe n/a (libgallium-25.3.3-arch1.5.so + 0x7a7ffe)
                #5  0x0000776d98d3ad1d n/a (libgallium-25.3.3-arch1.5.so + 0x73ad1d)
                #6  0x0000776d98da7f2c n/a (libgallium-25.3.3-arch1.5.so + 0x7a7f2c)
                #7  0x0000776db08a80d6 n/a (libc.so.6 + 0xa80d6)
                #8  0x0000776db093b09c n/a (libc.so.6 + 0x13b09c)
                
                Stack trace of thread 8373:
                #0  0x0000776db08b0872 n/a (libc.so.6 + 0xb0872)
                #1  0x0000776db08a42d8 n/a (libc.so.6 + 0xa42d8)
                #2  0x0000776db092cb73 ppoll (libc.so.6 + 0x12cb73)
                #3  0x0000776db03058a0 n/a (libglib-2.0.so.0 + 0x698a0)
                #4  0x0000776db0305982 g_main_context_iteration (libglib-2.0.so.0 + 0x69982)
                #5  0x0000776db146e9f2 _ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE (libQt6Core.so.6 + 0x46e9f2)
                #6  0x0000776db1187306 _ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt6Core.so.6 + 0x187306)
                #7  0x0000776db129fab2 _ZN7QThread4execEv (libQt6Core.so.6 + 0x29fab2)
                #8  0x0000776db134e183 n/a (libQt6Core.so.6 + 0x34e183)
                #9  0x0000776db08a80d6 n/a (libc.so.6 + 0xa80d6)
                #10 0x0000776db093b09c n/a (libc.so.6 + 0x13b09c)
                
                Stack trace of thread 8299:
                #0  0x0000776db08b0872 n/a (libc.so.6 + 0xb0872)
                #1  0x0000776db08a4248 n/a (libc.so.6 + 0xa4248)
                #2  0x0000776db08a49a3 n/a (libc.so.6 + 0xa49a3)
                #3  0x0000776db08a74f8 pthread_cond_wait (libc.so.6 + 0xa74f8)
                #4  0x0000776db1351b50 _ZN14QWaitCondition4waitEP6QMutex14QDeadlineTimer (libQt6Core.so.6 + 0x351b50)
                #5  0x0000776daf445009 n/a (libQt6WaylandClient.so.6 + 0x6f009)
                #6  0x0000776db134e183 n/a (libQt6Core.so.6 + 0x34e183)
                #7  0x0000776db08a80d6 n/a (libc.so.6 + 0xa80d6)
                #8  0x0000776db093b09c n/a (libc.so.6 + 0x13b09c)
                
                Stack trace of thread 8301:
                #0  0x0000776db08b0872 n/a (libc.so.6 + 0xb0872)
                #1  0x0000776db08a4248 n/a (libc.so.6 + 0xa4248)
                #2  0x0000776db08a49a3 n/a (libc.so.6 + 0xa49a3)
                #3  0x0000776db08a74f8 pthread_cond_wait (libc.so.6 + 0xa74f8)
                #4  0x0000776d98da7ffe n/a (libgallium-25.3.3-arch1.5.so + 0x7a7ffe)
                #5  0x0000776d98d3ad1d n/a (libgallium-25.3.3-arch1.5.so + 0x73ad1d)
                #6  0x0000776d98da7f2c n/a (libgallium-25.3.3-arch1.5.so + 0x7a7f2c)
                #7  0x0000776db08a80d6 n/a (libc.so.6 + 0xa80d6)
                #8  0x0000776db093b09c n/a (libc.so.6 + 0x13b09c)
                
                Stack trace of thread 8302:
                #0  0x0000776db08b0872 n/a (libc.so.6 + 0xb0872)
                #1  0x0000776db08a4248 n/a (libc.so.6 + 0xa4248)
                #2  0x0000776db08a49a3 n/a (libc.so.6 + 0xa49a3)
                #3  0x0000776db08a74f8 pthread_cond_wait (libc.so.6 + 0xa74f8)
                #4  0x0000776d98da7ffe n/a (libgallium-25.3.3-arch1.5.so + 0x7a7ffe)
                #5  0x0000776d98d3ad1d n/a (libgallium-25.3.3-arch1.5.so + 0x73ad1d)
                #6  0x0000776d98da7f2c n/a (libgallium-25.3.3-arch1.5.so + 0x7a7f2c)
                #7  0x0000776db08a80d6 n/a (libc.so.6 + 0xa80d6)
                #8  0x0000776db093b09c n/a (libc.so.6 + 0x13b09c)
                
                Stack trace of thread 8372:
                #0  0x0000776db08b0872 n/a (libc.so.6 + 0xb0872)
                #1  0x0000776db08a42d8 n/a (libc.so.6 + 0xa42d8)
                #2  0x0000776db092cb73 ppoll (libc.so.6 + 0x12cb73)
                #3  0x0000776db03058a0 n/a (libglib-2.0.so.0 + 0x698a0)
                #4  0x0000776db0305982 g_main_context_iteration (libglib-2.0.so.0 + 0x69982)
                #5  0x0000776db146e9f2 _ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE (libQt6Core.so.6 + 0x46e9f2)
                #6  0x0000776db1187306 _ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt6Core.so.6 + 0x187306)
                #7  0x0000776db129fab2 _ZN7QThread4execEv (libQt6Core.so.6 + 0x29fab2)
                #8  0x0000776db134e183 n/a (libQt6Core.so.6 + 0x34e183)
                #9  0x0000776db08a80d6 n/a (libc.so.6 + 0xa80d6)
                #10 0x0000776db093b09c n/a (libc.so.6 + 0x13b09c)
                
                Stack trace of thread 8319:
                #0  0x0000776db08b0872 n/a (libc.so.6 + 0xb0872)
                #1  0x0000776db08a42d8 n/a (libc.so.6 + 0xa42d8)
                #2  0x0000776db092cb73 ppoll (libc.so.6 + 0x12cb73)
                #3  0x0000776db03058a0 n/a (libglib-2.0.so.0 + 0x698a0)
                #4  0x0000776db0305982 g_main_context_iteration (libglib-2.0.so.0 + 0x69982)
                #5  0x0000776db146e9f2 _ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE (libQt6Core.so.6 + 0x46e9f2)
                #6  0x0000776db1187306 _ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt6Core.so.6 + 0x187306)
                #7  0x0000776db129fab2 _ZN7QThread4execEv (libQt6Core.so.6 + 0x29fab2)
                #8  0x0000776db3baa16d n/a (libQt6Quick.so.6 + 0x3aa16d)
                #9  0x0000776db134e183 n/a (libQt6Core.so.6 + 0x34e183)
                #10 0x0000776db08a80d6 n/a (libc.so.6 + 0xa80d6)
                #11 0x0000776db093b09c n/a (libc.so.6 + 0x13b09c)
                
                Stack trace of thread 8305:
                #0  0x0000776db08b0872 n/a (libc.so.6 + 0xb0872)
                #1  0x0000776db08a4248 n/a (libc.so.6 + 0xa4248)
                #2  0x0000776db08a49a3 n/a (libc.so.6 + 0xa49a3)
                #3  0x0000776db08a74f8 pthread_cond_wait (libc.so.6 + 0xa74f8)
                #4  0x0000776d98da7ffe n/a (libgallium-25.3.3-arch1.5.so + 0x7a7ffe)
                #5  0x0000776d98d3ad1d n/a (libgallium-25.3.3-arch1.5.so + 0x73ad1d)
                #6  0x0000776d98da7f2c n/a (libgallium-25.3.3-arch1.5.so + 0x7a7f2c)
                #7  0x0000776db08a80d6 n/a (libc.so.6 + 0xa80d6)
                #8  0x0000776db093b09c n/a (libc.so.6 + 0x13b09c)
                
                Stack trace of thread 8321:
                #0  0x0000776db08b0872 n/a (libc.so.6 + 0xb0872)
                #1  0x0000776db08a42d8 n/a (libc.so.6 + 0xa42d8)
                #2  0x0000776db092cb73 ppoll (libc.so.6 + 0x12cb73)
                #3  0x0000776db03058a0 n/a (libglib-2.0.so.0 + 0x698a0)
                #4  0x0000776db0305982 g_main_context_iteration (libglib-2.0.so.0 + 0x69982)
                #5  0x0000776db03059d2 n/a (libglib-2.0.so.0 + 0x699d2)
                #6  0x0000776db0348d69 n/a (libglib-2.0.so.0 + 0xacd69)
                #7  0x0000776db08a80d6 n/a (libc.so.6 + 0xa80d6)
                #8  0x0000776db093b09c n/a (libc.so.6 + 0x13b09c)
                
                Stack trace of thread 8300:
                #0  0x0000776db08b0872 n/a (libc.so.6 + 0xb0872)
                #1  0x0000776db08a42d8 n/a (libc.so.6 + 0xa42d8)
                #2  0x0000776db092c62a __poll (libc.so.6 + 0x12c62a)
                #3  0x0000776daf445070 n/a (libQt6WaylandClient.so.6 + 0x6f070)
                #4  0x0000776db134e183 n/a (libQt6Core.so.6 + 0x34e183)
                #5  0x0000776db08a80d6 n/a (libc.so.6 + 0xa80d6)
                #6  0x0000776db093b09c n/a (libc.so.6 + 0x13b09c)
                
                Stack trace of thread 8306:
                #0  0x0000776db08b0872 n/a (libc.so.6 + 0xb0872)
                #1  0x0000776db08a4248 n/a (libc.so.6 + 0xa4248)
                #2  0x0000776db08a49a3 n/a (libc.so.6 + 0xa49a3)
                #3  0x0000776db08a74f8 pthread_cond_wait (libc.so.6 + 0xa74f8)
                #4  0x0000776d98da7ffe n/a (libgallium-25.3.3-arch1.5.so + 0x7a7ffe)
                #5  0x0000776d98d3ad1d n/a (libgallium-25.3.3-arch1.5.so + 0x73ad1d)
                #6  0x0000776d98da7f2c n/a (libgallium-25.3.3-arch1.5.so + 0x7a7f2c)
                #7  0x0000776db08a80d6 n/a (libc.so.6 + 0xa80d6)
                #8  0x0000776db093b09c n/a (libc.so.6 + 0x13b09c)
                
                Stack trace of thread 8320:
                #0  0x0000776db093868d syscall (libc.so.6 + 0x13868d)
                #1  0x0000776db033f645 g_cond_wait (libglib-2.0.so.0 + 0xa3645)
                #2  0x0000776db02c3575 g_async_queue_pop_unlocked (libglib-2.0.so.0 + 0x27575)
                #3  0x0000776db03492f7 n/a (libglib-2.0.so.0 + 0xad2f7)
                #4  0x0000776db0348d69 n/a (libglib-2.0.so.0 + 0xacd69)
                #5  0x0000776db08a80d6 n/a (libc.so.6 + 0xa80d6)
                #6  0x0000776db093b09c n/a (libc.so.6 + 0x13b09c)
                
                Stack trace of thread 8335:
                #0  0x0000776db08b0872 n/a (libc.so.6 + 0xb0872)
                #1  0x0000776db08a4248 n/a (libc.so.6 + 0xa4248)
                #2  0x0000776db08a49a3 n/a (libc.so.6 + 0xa49a3)
                #3  0x0000776db08a74f8 pthread_cond_wait (libc.so.6 + 0xa74f8)
                #4  0x0000776d98da7ffe n/a (libgallium-25.3.3-arch1.5.so + 0x7a7ffe)
                #5  0x0000776d98d3ad1d n/a (libgallium-25.3.3-arch1.5.so + 0x73ad1d)
                #6  0x0000776d98da7f2c n/a (libgallium-25.3.3-arch1.5.so + 0x7a7f2c)
                #7  0x0000776db08a80d6 n/a (libc.so.6 + 0xa80d6)
                #8  0x0000776db093b09c n/a (libc.so.6 + 0x13b09c)
                
                Stack trace of thread 8322:
                #0  0x0000776db08b0872 n/a (libc.so.6 + 0xb0872)
                #1  0x0000776db08a42d8 n/a (libc.so.6 + 0xa42d8)
                #2  0x0000776db092cb73 ppoll (libc.so.6 + 0x12cb73)
                #3  0x0000776db03058a0 n/a (libglib-2.0.so.0 + 0x698a0)
                #4  0x0000776db0305b2f g_main_loop_run (libglib-2.0.so.0 + 0x69b2f)
                #5  0x0000776daacb88ac n/a (libgio-2.0.so.0 + 0x1258ac)
                #6  0x0000776db0348d69 n/a (libglib-2.0.so.0 + 0xacd69)
                #7  0x0000776db08a80d6 n/a (libc.so.6 + 0xa80d6)
                #8  0x0000776db093b09c n/a (libc.so.6 + 0x13b09c)
                
                Stack trace of thread 8337:
                #0  0x0000776db08b0872 n/a (libc.so.6 + 0xb0872)
                #1  0x0000776db08a4248 n/a (libc.so.6 + 0xa4248)
                #2  0x0000776db08a49a3 n/a (libc.so.6 + 0xa49a3)
                #3  0x0000776db08a74f8 pthread_cond_wait (libc.so.6 + 0xa74f8)
                #4  0x0000776d98da7ffe n/a (libgallium-25.3.3-arch1.5.so + 0x7a7ffe)
                #5  0x0000776d98d3ad1d n/a (libgallium-25.3.3-arch1.5.so + 0x73ad1d)
                #6  0x0000776d98da7f2c n/a (libgallium-25.3.3-arch1.5.so + 0x7a7f2c)
                #7  0x0000776db08a80d6 n/a (libc.so.6 + 0xa80d6)
                #8  0x0000776db093b09c n/a (libc.so.6 + 0x13b09c)
                
                Stack trace of thread 8338:
                #0  0x0000776db08b0872 n/a (libc.so.6 + 0xb0872)
                #1  0x0000776db08a4248 n/a (libc.so.6 + 0xa4248)
                #2  0x0000776db08a49a3 n/a (libc.so.6 + 0xa49a3)
                #3  0x0000776db08a7773 pthread_cond_timedwait (libc.so.6 + 0xa7773)
                #4  0x0000776db1351ac2 _ZN14QWaitCondition4waitEP6QMutex14QDeadlineTimer (libQt6Core.so.6 + 0x351ac2)
                #5  0x0000776db129e4c9 n/a (libQt6Core.so.6 + 0x29e4c9)
                #6  0x0000776db134e183 n/a (libQt6Core.so.6 + 0x34e183)
                #7  0x0000776db08a80d6 n/a (libc.so.6 + 0xa80d6)
                #8  0x0000776db093b09c n/a (libc.so.6 + 0x13b09c)
                ELF object binary architecture: AMD x86-64
Comment 3 Rafsan Jaisee 2026-01-19 09:06:11 UTC
Created attachment 188680 [details]
Backtrace from DrKonqi
Comment 4 Akseli Lahtinen 2026-01-19 12:49:54 UTC
Looks like you're missing debug symbols, check https://community.kde.org/Guidelines_and_HOWTOs/Debugging/How_to_create_useful_crash_reports#Install_debugging_packages and then create backtrace again, thank you!

Also, can you share what window decorations you have installed?

For what it's worth, I can't get this to happen in KDE Linux. I installed a random aurorae decoration from Get New menu and also built Oxygen theme.

Operating System: KDE Linux 2026-01-18
KDE Plasma Version: 6.6.80
KDE Frameworks Version: 6.23.0
Qt Version: 6.10.1
Kernel Version: 6.18.5-zen1-1-zen (64-bit)
Graphics Platform: Wayland
Processors: 12 × AMD Ryzen 5 3600 6-Core Processor
Memory: 16 GiB of RAM (15,5 GiB usable)
Graphics Processor: AMD Radeon RX 6600