https://bugs.kde.org/show_bug.cgi?id=471820

            Bug ID: 471820
           Summary: Kwin crushed after start WarThunder
    Classification: Plasma
           Product: kwin
           Version: 5.27.5
          Platform: Debian stable
                OS: Linux
            Status: REPORTED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: kwin-bugs-n...@kde.org
          Reporter: serge.fa...@gmail.com
  Target Milestone: ---

Application: kwin_x11 (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:
Application: KWin (kwin_x11), signal: Segmentation fault

           PID: 2572 (kwin_x11)
           UID: 1000 (serge)
           GID: 1000 (serge)
        Signal: 11 (SEGV)
     Timestamp: Sat 2023-07-01 12:21:53 +05 (1min 3s ago)
  Command Line: /usr/bin/kwin_x11 --replace
    Executable: /usr/bin/kwin_x11
 Control Group:
/user.slice/user-1000.slice/user@1000.service/session.slice/plasma-kwin_x11.service
          Unit: user@1000.service
     User Unit: plasma-kwin_x11.service
         Slice: user-1000.slice
     Owner UID: 1000 (serge)
       Boot ID: 954761bacd494ef2b0ae6faea51ca082
    Machine ID: 9b42b68f4b584fedabcedafe5d37711b
      Hostname: lesaboteur-pc
       Storage:
/var/lib/systemd/coredump/core.kwin_x11.1000.954761bacd494ef2b0ae6faea51ca082.2572.1688196113000000.zst
(present)
  Size on Disk: 10.7M
       Message: Process 2572 (kwin_x11) 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 2572:
                #0  0x00007f0b9aaa9ccc n/a (libc.so.6 + 0x8accc)
                #1  0x00007f0b9aa5aef2 raise (libc.so.6 + 0x3bef2)
                #2  0x00007f0b9dd5bb46 _ZN6KCrash19defaultCrashHandlerEi
(libKF5Crash.so.5 + 0x5b46)
                #3  0x00007f0b9aa5af90 n/a (libc.so.6 + 0x3bf90)
                #4  0x00007f0b9aaa9ccc n/a (libc.so.6 + 0x8accc)
                #5  0x00007f0b9aa5aef2 raise (libc.so.6 + 0x3bef2)
                #6  0x00007f0b9aa5af90 n/a (libc.so.6 + 0x3bf90)
                #7  0x00007f0b9aaa4f49 n/a (libc.so.6 + 0x85f49)
                #8  0x00007f0b9aaab2ba pthread_mutex_lock (libc.so.6 + 0x8c2ba)
                #9  0x00007f0b8e6f7590 n/a (libnvidia-glcore.so.535.54.03 +
0x14f7590)
                #10 0x00007f0b8e46dec6 n/a (libnvidia-glcore.so.535.54.03 +
0x126dec6)
                #11 0x00007f0b9d5834f5 n/a (libkwinglutils.so.14 + 0x134f5)
                #12 0x00007f0b9d586c39 _ZN4KWin14GLVertexBufferD2Ev
(libkwinglutils.so.14 + 0x16c39)
                #13 0x00007f0b9d587cc3 _ZN4KWin14GLVertexBuffer7cleanupEv
(libkwinglutils.so.14 + 0x17cc3)
                #14 0x00007f0b9d5886b8 _ZN4KWin9cleanupGLEv
(libkwinglutils.so.14 + 0x186b8)
                #15 0x00005615c2f47265 n/a (kwin_x11 + 0x64265)
                #16 0x00005615c2f47409 n/a (kwin_x11 + 0x64409)
                #17 0x00007f0b9d7daa01 _ZN4KWin10Compositor4stopEv
(libkwin.so.5 + 0x1daa01)
                #18 0x00007f0b9badd6f0 _ZN7QObject5eventEP6QEvent
(libQt5Core.so.5 + 0x2dd6f0)
                #19 0x00007f0b9b162fae
_ZN19QApplicationPrivate13notify_helperEP7QObjectP6QEvent (libQt5Widgets.so.5 +
0x162fae)
                #20 0x00007f0b9bab16f8
_ZN16QCoreApplication15notifyInternal2EP7QObjectP6QEvent (libQt5Core.so.5 +
0x2b16f8)
                #21 0x00007f0b9bab4681
_ZN23QCoreApplicationPrivate16sendPostedEventsEP7QObjectiP11QThreadData
(libQt5Core.so.5 + 0x2b4681)
                #22 0x00007f0b9bb0a153 n/a (libQt5Core.so.5 + 0x30a153)
                #23 0x00007f0b9971e7a9 g_main_context_dispatch
(libglib-2.0.so.0 + 0x547a9)
                #24 0x00007f0b9971ea38 n/a (libglib-2.0.so.0 + 0x54a38)
                #25 0x00007f0b9971eacc g_main_context_iteration
(libglib-2.0.so.0 + 0x54acc)
                #26 0x00007f0b9bb09836
_ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE
(libQt5Core.so.5 + 0x309836)
                #27 0x00007f0b9bab017b
_ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt5Core.so.5 +
0x2b017b)
                #28 0x00007f0b9bab82d6 _ZN16QCoreApplication4execEv
(libQt5Core.so.5 + 0x2b82d6)
                #29 0x00005615c2f262d1 n/a (kwin_x11 + 0x432d1)
                #30 0x00007f0b9aa4618a n/a (libc.so.6 + 0x2718a)
                #31 0x00007f0b9aa46245 __libc_start_main (libc.so.6 + 0x27245)
                #32 0x00005615c2f277b1 n/a (kwin_x11 + 0x447b1)

                Stack trace of thread 2586:
                #0  0x00007f0b997732b4 g_mutex_unlock (libglib-2.0.so.0 +
0xa92b4)
                #1  0x00007f0b9971da37 g_main_context_acquire (libglib-2.0.so.0
+ 0x53a37)
                #2  0x00007f0b9971e86d n/a (libglib-2.0.so.0 + 0x5486d)
                #3  0x00007f0b9971eacc g_main_context_iteration
(libglib-2.0.so.0 + 0x54acc)
                #4  0x00007f0b9bb0984e
_ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE
(libQt5Core.so.5 + 0x30984e)
                #5  0x00007f0b9bab017b
_ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt5Core.so.5 +
0x2b017b)
                #6  0x00007f0b9b8cab87 _ZN7QThread4execEv (libQt5Core.so.5 +
0xcab87)
                #7  0x00007f0b9af86487 n/a (libQt5DBus.so.5 + 0x17487)
                #8  0x00007f0b9b8cbd43 n/a (libQt5Core.so.5 + 0xcbd43)
                #9  0x00007f0b9aaa7fd4 n/a (libc.so.6 + 0x88fd4)
                #10 0x00007f0b9ab285bc n/a (libc.so.6 + 0x1095bc)

                Stack trace of thread 31217:
                #0  0x00007f0b9ab1afff __poll (libc.so.6 + 0xfbfff)
                #1  0x00007f0b9971e9ae n/a (libglib-2.0.so.0 + 0x549ae)
                #2  0x00007f0b9971eacc g_main_context_iteration
(libglib-2.0.so.0 + 0x54acc)
                #3  0x00007f0b9bb09836
_ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE
(libQt5Core.so.5 + 0x309836)
                #4  0x00007f0b9bab017b
_ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt5Core.so.5 +
0x2b017b)
                #5  0x00007f0b9b8cab87 _ZN7QThread4execEv (libQt5Core.so.5 +
0xcab87)
                #6  0x00007f0b9b8cbd43 n/a (libQt5Core.so.5 + 0xcbd43)
                #7  0x00007f0b9aaa7fd4 n/a (libc.so.6 + 0x88fd4)
                #8  0x00007f0b9ab285bc n/a (libc.so.6 + 0x1095bc)

                Stack trace of thread 2734:
                #0  0x00007f0b9aaa4f4b n/a (libc.so.6 + 0x85f4b)
                #1  0x00007f0b9aaab2ba pthread_mutex_lock (libc.so.6 + 0x8c2ba)
                #2  0x00007f0b8e6f7590 n/a (libnvidia-glcore.so.535.54.03 +
0x14f7590)
                #3  0x00007f0b8e728fb3 n/a (libnvidia-glcore.so.535.54.03 +
0x1528fb3)
                #4  0x00007f0b8e729a4a n/a (libnvidia-glcore.so.535.54.03 +
0x1529a4a)
                #5  0x00007f0b8e712194 n/a (libnvidia-glcore.so.535.54.03 +
0x1512194)
                #6  0x00007f0b9aaa7fd4 n/a (libc.so.6 + 0x88fd4)
                #7  0x00007f0b9ab285bc n/a (libc.so.6 + 0x1095bc)

                Stack trace of thread 17215:
                #0  0x00007f0b9aaa4d36 n/a (libc.so.6 + 0x85d36)
                #1  0x00007f0b9aaa73f8 pthread_cond_wait (libc.so.6 + 0x883f8)
                #2  0x00007f0b9b8d1a2b
_ZN14QWaitCondition4waitEP6QMutex14QDeadlineTimer (libQt5Core.so.5 + 0xd1a2b)
                #3  0x00007f0b9d208085 n/a (libQt5Quick.so.5 + 0x208085)
                #4  0x00007f0b9d20a4b1 n/a (libQt5Quick.so.5 + 0x20a4b1)
                #5  0x00007f0b9b8cbd43 n/a (libQt5Core.so.5 + 0xcbd43)
                #6  0x00007f0b9aaa7fd4 n/a (libc.so.6 + 0x88fd4)
                #7  0x00007f0b9ab285bc n/a (libc.so.6 + 0x1095bc)

                Stack trace of thread 2626:
                #0  0x00007f0b9ab1afff __poll (libc.so.6 + 0xfbfff)
                #1  0x00007f0b9971e9ae n/a (libglib-2.0.so.0 + 0x549ae)
                #2  0x00007f0b9971eacc g_main_context_iteration
(libglib-2.0.so.0 + 0x54acc)
                #3  0x00007f0b9bb09836
_ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE
(libQt5Core.so.5 + 0x309836)
                #4  0x00007f0b9bab017b
_ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt5Core.so.5 +
0x2b017b)
                #5  0x00007f0b9b8cab87 _ZN7QThread4execEv (libQt5Core.so.5 +
0xcab87)
                #6  0x00007f0b9cd28555 n/a (libQt5Qml.so.5 + 0x328555)
                #7  0x00007f0b9b8cbd43 n/a (libQt5Core.so.5 + 0xcbd43)
                #8  0x00007f0b9aaa7fd4 n/a (libc.so.6 + 0x88fd4)
                #9  0x00007f0b9ab285bc n/a (libc.so.6 + 0x1095bc)

                Stack trace of thread 31218:
                #0  0x00007f0b9ab1afff __poll (libc.so.6 + 0xfbfff)
                #1  0x00007f0b9dd5b150 n/a (libKF5Crash.so.5 + 0x5150)
                #2  0x00007f0b9dd5bad6 _ZN6KCrash19defaultCrashHandlerEi
(libKF5Crash.so.5 + 0x5ad6)
                #3  0x00007f0b9aa5af90 n/a (libc.so.6 + 0x3bf90)
                #4  0x00007f0b9b701f73 _XSend (libX11.so.6 + 0x43f73)
                #5  0x00007f0b9b6f8341 XQueryExtension (libX11.so.6 + 0x3a341)
                #6  0x00007f0b9b6eb722 XInitExtension (libX11.so.6 + 0x2d722)
                #7  0x00007f0b9a32bc9b XextAddDisplay (libXext.so.6 + 0xdc9b)
                #8  0x00007f0b94b5511f n/a (libGLX_nvidia.so.0 + 0x7c11f)
                #9  0x00007f0b94b59679 n/a (libGLX_nvidia.so.0 + 0x80679)
                #10 0x00007f0b94b5d6cd n/a (libGLX_nvidia.so.0 + 0x846cd)
                #11 0x00007f0b9aaa52f1 n/a (libc.so.6 + 0x862f1)
                #12 0x00007f0b9aaa7e55 n/a (libc.so.6 + 0x88e55)
                #13 0x00007f0b9ab285bc n/a (libc.so.6 + 0x1095bc)

                Stack trace of thread 2578:
                #0  0x00007f0b9ab1afff __poll (libc.so.6 + 0xfbfff)
                #1  0x00007f0b9bde2d12 n/a (libxcb.so.1 + 0xcd12)
                #2  0x00007f0b9bde507a xcb_wait_for_event (libxcb.so.1 +
0xf07a)
                #3  0x00007f0b960d4f00 n/a (libQt5XcbQpa.so.5 + 0x6cf00)
                #4  0x00007f0b9b8cbd43 n/a (libQt5Core.so.5 + 0xcbd43)
                #5  0x00007f0b9aaa7fd4 n/a (libc.so.6 + 0x88fd4)
                #6  0x00007f0b9ab285bc n/a (libc.so.6 + 0x1095bc)
                ELF object binary architecture: AMD x86-64

[New LWP 2572]
[New LWP 2586]
[New LWP 31217]
[New LWP 2734]
[New LWP 17215]
[New LWP 2626]
[New LWP 31218]
[New LWP 2578]
[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/kwin_x11 --replace'.
Program terminated with signal SIGSEGV, Segmentation fault.
#0  0x00007f0b9aaa9ccc in ?? () from /lib/x86_64-linux-gnu/libc.so.6
[Current thread is 1 (Thread 0x7f0b966a9980 (LWP 2572))]
[Current thread is 1 (Thread 0x7f0b966a9980 (LWP 2572))]

Thread 8 (Thread 0x7f0b9603f6c0 (LWP 2578)):
#0  0x00007f0b9ab1afff in poll () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f0b9bde2d12 in ?? () from /lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f0b9bde507a in xcb_wait_for_event () from
/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f0b960d4f00 in ?? () from /lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007f0b9b8cbd43 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f0b9aaa7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#6  0x00007f0b9ab285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 7 (Thread 0x7f0b6a7a16c0 (LWP 31218)):
[KCrash Handler]
#4  0x00007f0b9b701f73 in _XSend () from /lib/x86_64-linux-gnu/libX11.so.6
#5  0x00007f0b9b6f8341 in XQueryExtension () from
/lib/x86_64-linux-gnu/libX11.so.6
#6  0x00007f0b9b6eb722 in XInitExtension () from
/lib/x86_64-linux-gnu/libX11.so.6
#7  0x00007f0b9a32bc9b in XextAddDisplay () from
/lib/x86_64-linux-gnu/libXext.so.6
#8  0x00007f0b94b5511f in ?? () from /lib/x86_64-linux-gnu/libGLX_nvidia.so.0
#9  0x00007f0b94b59679 in ?? () from /lib/x86_64-linux-gnu/libGLX_nvidia.so.0
#10 0x00007f0b94b5d6cd in ?? () from /lib/x86_64-linux-gnu/libGLX_nvidia.so.0
#11 0x00007f0b9aaa52f1 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#12 0x00007f0b9aaa7e55 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#13 0x00007f0b9ab285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 6 (Thread 0x7f0b83fff6c0 (LWP 2626)):
#0  0x00007f0b9ab1afff in poll () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f0b9971e9ae in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f0b9971eacc in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f0b9bb09836 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f0b9bab017b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f0b9b8cab87 in QThread::exec() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f0b9cd28555 in ?? () from /lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f0b9b8cbd43 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f0b9aaa7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#9  0x00007f0b9ab285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 5 (Thread 0x7f0b893ff6c0 (LWP 17215)):
#0  0x00007f0b9aaa4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f0b9aaa73f8 in pthread_cond_wait () from
/lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f0b9b8d1a2b in QWaitCondition::wait(QMutex*, QDeadlineTimer) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007f0b9d208085 in ?? () from /lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007f0b9d20a4b1 in ?? () from /lib/x86_64-linux-gnu/libQt5Quick.so.5
#5  0x00007f0b9b8cbd43 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f0b9aaa7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#7  0x00007f0b9ab285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 4 (Thread 0x7f0b68fbd6c0 (LWP 2734)):
#0  0x00007f0b9aaa4f4b in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f0b9aaab2ba in pthread_mutex_lock () from
/lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f0b8e6f7590 in ?? () from
/lib/x86_64-linux-gnu/libnvidia-glcore.so.535.54.03
#3  0x00007f0b8e728fb3 in ?? () from
/lib/x86_64-linux-gnu/libnvidia-glcore.so.535.54.03
#4  0x00007f0b8e729a4a in ?? () from
/lib/x86_64-linux-gnu/libnvidia-glcore.so.535.54.03
#5  0x00007f0b8e712194 in ?? () from
/lib/x86_64-linux-gnu/libnvidia-glcore.so.535.54.03
#6  0x00007f0b9aaa7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#7  0x00007f0b9ab285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 3 (Thread 0x7f0b6b7a36c0 (LWP 31217)):
#0  0x00007f0b9ab1afff in poll () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f0b9971e9ae in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f0b9971eacc in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f0b9bb09836 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f0b9bab017b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f0b9b8cab87 in QThread::exec() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f0b9b8cbd43 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f0b9aaa7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#8  0x00007f0b9ab285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 2 (Thread 0x7f0b8a66e6c0 (LWP 2586)):
#0  0x00007f0b997732b4 in g_mutex_unlock () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f0b9971da37 in g_main_context_acquire () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f0b9971e86d in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f0b9971eacc in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f0b9bb0984e in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f0b9bab017b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f0b9b8cab87 in QThread::exec() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f0b9af86487 in ?? () from /lib/x86_64-linux-gnu/libQt5DBus.so.5
#8  0x00007f0b9b8cbd43 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f0b9aaa7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#10 0x00007f0b9ab285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 1 (Thread 0x7f0b966a9980 (LWP 2572)):
[KCrash Handler]
#4  0x00007f0b9aaa9ccc in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#5  0x00007f0b9aa5aef2 in raise () from /lib/x86_64-linux-gnu/libc.so.6
#6  <signal handler called>
#7  0x00007f0b9aaa4f49 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#8  0x00007f0b9aaab2ba in pthread_mutex_lock () from
/lib/x86_64-linux-gnu/libc.so.6
#9  0x00007f0b8e6f7590 in ?? () from
/lib/x86_64-linux-gnu/libnvidia-glcore.so.535.54.03
#10 0x00007f0b8e46dec6 in ?? () from
/lib/x86_64-linux-gnu/libnvidia-glcore.so.535.54.03
#11 0x00007f0b9d5834f5 in ?? () from /lib/x86_64-linux-gnu/libkwinglutils.so.14
#12 0x00007f0b9d586c39 in KWin::GLVertexBuffer::~GLVertexBuffer() () from
/lib/x86_64-linux-gnu/libkwinglutils.so.14
#13 0x00007f0b9d587cc3 in KWin::GLVertexBuffer::cleanup() () from
/lib/x86_64-linux-gnu/libkwinglutils.so.14
#14 0x00007f0b9d5886b8 in KWin::cleanupGL() () from
/lib/x86_64-linux-gnu/libkwinglutils.so.14
#15 0x00005615c2f47265 in ?? ()
#16 0x00005615c2f47409 in ?? ()
#17 0x00007f0b9d7daa01 in KWin::Compositor::stop() () from
/lib/x86_64-linux-gnu/libkwin.so.5
#18 0x00007f0b9badd6f0 in QObject::event(QEvent*) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#19 0x00007f0b9b162fae in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#20 0x00007f0b9bab16f8 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() from /lib/x86_64-linux-gnu/libQt5Core.so.5
#21 0x00007f0b9bab4681 in QCoreApplicationPrivate::sendPostedEvents(QObject*,
int, QThreadData*) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#22 0x00007f0b9bb0a153 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#23 0x00007f0b9971e7a9 in g_main_context_dispatch () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#24 0x00007f0b9971ea38 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#25 0x00007f0b9971eacc in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#26 0x00007f0b9bb09836 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib/x86_64-linux-gnu/libQt5Core.so.5
#27 0x00007f0b9bab017b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#28 0x00007f0b9bab82d6 in QCoreApplication::exec() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#29 0x00005615c2f262d1 in ?? ()
#30 0x00007f0b9aa4618a in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#31 0x00007f0b9aa46245 in __libc_start_main () from
/lib/x86_64-linux-gnu/libc.so.6
#32 0x00005615c2f277b1 in ?? ()

The reporter is unsure if this crash is reproducible.

-- Backtrace:
Application: KWin (kwin_x11), signal: Segmentation fault

           PID: 2572 (kwin_x11)
           UID: 1000 (serge)
           GID: 1000 (serge)
        Signal: 11 (SEGV)
     Timestamp: Sat 2023-07-01 12:21:53 +05 (1min 3s ago)
  Command Line: /usr/bin/kwin_x11 --replace
    Executable: /usr/bin/kwin_x11
 Control Group:
/user.slice/user-1000.slice/user@1000.service/session.slice/plasma-kwin_x11.service
          Unit: user@1000.service
     User Unit: plasma-kwin_x11.service
         Slice: user-1000.slice
     Owner UID: 1000 (serge)
       Boot ID: 954761bacd494ef2b0ae6faea51ca082
    Machine ID: 9b42b68f4b584fedabcedafe5d37711b
      Hostname: lesaboteur-pc
       Storage:
/var/lib/systemd/coredump/core.kwin_x11.1000.954761bacd494ef2b0ae6faea51ca082.2572.1688196113000000.zst
(present)
  Size on Disk: 10.7M
       Message: Process 2572 (kwin_x11) 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 2572:
                #0  0x00007f0b9aaa9ccc n/a (libc.so.6 + 0x8accc)
                #1  0x00007f0b9aa5aef2 raise (libc.so.6 + 0x3bef2)
                #2  0x00007f0b9dd5bb46 _ZN6KCrash19defaultCrashHandlerEi
(libKF5Crash.so.5 + 0x5b46)
                #3  0x00007f0b9aa5af90 n/a (libc.so.6 + 0x3bf90)
                #4  0x00007f0b9aaa9ccc n/a (libc.so.6 + 0x8accc)
                #5  0x00007f0b9aa5aef2 raise (libc.so.6 + 0x3bef2)
                #6  0x00007f0b9aa5af90 n/a (libc.so.6 + 0x3bf90)
                #7  0x00007f0b9aaa4f49 n/a (libc.so.6 + 0x85f49)
                #8  0x00007f0b9aaab2ba pthread_mutex_lock (libc.so.6 + 0x8c2ba)
                #9  0x00007f0b8e6f7590 n/a (libnvidia-glcore.so.535.54.03 +
0x14f7590)
                #10 0x00007f0b8e46dec6 n/a (libnvidia-glcore.so.535.54.03 +
0x126dec6)
                #11 0x00007f0b9d5834f5 n/a (libkwinglutils.so.14 + 0x134f5)
                #12 0x00007f0b9d586c39 _ZN4KWin14GLVertexBufferD2Ev
(libkwinglutils.so.14 + 0x16c39)
                #13 0x00007f0b9d587cc3 _ZN4KWin14GLVertexBuffer7cleanupEv
(libkwinglutils.so.14 + 0x17cc3)
                #14 0x00007f0b9d5886b8 _ZN4KWin9cleanupGLEv
(libkwinglutils.so.14 + 0x186b8)
                #15 0x00005615c2f47265 n/a (kwin_x11 + 0x64265)
                #16 0x00005615c2f47409 n/a (kwin_x11 + 0x64409)
                #17 0x00007f0b9d7daa01 _ZN4KWin10Compositor4stopEv
(libkwin.so.5 + 0x1daa01)
                #18 0x00007f0b9badd6f0 _ZN7QObject5eventEP6QEvent
(libQt5Core.so.5 + 0x2dd6f0)
                #19 0x00007f0b9b162fae
_ZN19QApplicationPrivate13notify_helperEP7QObjectP6QEvent (libQt5Widgets.so.5 +
0x162fae)
                #20 0x00007f0b9bab16f8
_ZN16QCoreApplication15notifyInternal2EP7QObjectP6QEvent (libQt5Core.so.5 +
0x2b16f8)
                #21 0x00007f0b9bab4681
_ZN23QCoreApplicationPrivate16sendPostedEventsEP7QObjectiP11QThreadData
(libQt5Core.so.5 + 0x2b4681)
                #22 0x00007f0b9bb0a153 n/a (libQt5Core.so.5 + 0x30a153)
                #23 0x00007f0b9971e7a9 g_main_context_dispatch
(libglib-2.0.so.0 + 0x547a9)
                #24 0x00007f0b9971ea38 n/a (libglib-2.0.so.0 + 0x54a38)
                #25 0x00007f0b9971eacc g_main_context_iteration
(libglib-2.0.so.0 + 0x54acc)
                #26 0x00007f0b9bb09836
_ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE
(libQt5Core.so.5 + 0x309836)
                #27 0x00007f0b9bab017b
_ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt5Core.so.5 +
0x2b017b)
                #28 0x00007f0b9bab82d6 _ZN16QCoreApplication4execEv
(libQt5Core.so.5 + 0x2b82d6)
                #29 0x00005615c2f262d1 n/a (kwin_x11 + 0x432d1)
                #30 0x00007f0b9aa4618a n/a (libc.so.6 + 0x2718a)
                #31 0x00007f0b9aa46245 __libc_start_main (libc.so.6 + 0x27245)
                #32 0x00005615c2f277b1 n/a (kwin_x11 + 0x447b1)

                Stack trace of thread 2586:
                #0  0x00007f0b997732b4 g_mutex_unlock (libglib-2.0.so.0 +
0xa92b4)
                #1  0x00007f0b9971da37 g_main_context_acquire (libglib-2.0.so.0
+ 0x53a37)
                #2  0x00007f0b9971e86d n/a (libglib-2.0.so.0 + 0x5486d)
                #3  0x00007f0b9971eacc g_main_context_iteration
(libglib-2.0.so.0 + 0x54acc)
                #4  0x00007f0b9bb0984e
_ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE
(libQt5Core.so.5 + 0x30984e)
                #5  0x00007f0b9bab017b
_ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt5Core.so.5 +
0x2b017b)
                #6  0x00007f0b9b8cab87 _ZN7QThread4execEv (libQt5Core.so.5 +
0xcab87)
                #7  0x00007f0b9af86487 n/a (libQt5DBus.so.5 + 0x17487)
                #8  0x00007f0b9b8cbd43 n/a (libQt5Core.so.5 + 0xcbd43)
                #9  0x00007f0b9aaa7fd4 n/a (libc.so.6 + 0x88fd4)
                #10 0x00007f0b9ab285bc n/a (libc.so.6 + 0x1095bc)

                Stack trace of thread 31217:
                #0  0x00007f0b9ab1afff __poll (libc.so.6 + 0xfbfff)
                #1  0x00007f0b9971e9ae n/a (libglib-2.0.so.0 + 0x549ae)
                #2  0x00007f0b9971eacc g_main_context_iteration
(libglib-2.0.so.0 + 0x54acc)
                #3  0x00007f0b9bb09836
_ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE
(libQt5Core.so.5 + 0x309836)
                #4  0x00007f0b9bab017b
_ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt5Core.so.5 +
0x2b017b)
                #5  0x00007f0b9b8cab87 _ZN7QThread4execEv (libQt5Core.so.5 +
0xcab87)
                #6  0x00007f0b9b8cbd43 n/a (libQt5Core.so.5 + 0xcbd43)
                #7  0x00007f0b9aaa7fd4 n/a (libc.so.6 + 0x88fd4)
                #8  0x00007f0b9ab285bc n/a (libc.so.6 + 0x1095bc)

                Stack trace of thread 2734:
                #0  0x00007f0b9aaa4f4b n/a (libc.so.6 + 0x85f4b)
                #1  0x00007f0b9aaab2ba pthread_mutex_lock (libc.so.6 + 0x8c2ba)
                #2  0x00007f0b8e6f7590 n/a (libnvidia-glcore.so.535.54.03 +
0x14f7590)
                #3  0x00007f0b8e728fb3 n/a (libnvidia-glcore.so.535.54.03 +
0x1528fb3)
                #4  0x00007f0b8e729a4a n/a (libnvidia-glcore.so.535.54.03 +
0x1529a4a)
                #5  0x00007f0b8e712194 n/a (libnvidia-glcore.so.535.54.03 +
0x1512194)
                #6  0x00007f0b9aaa7fd4 n/a (libc.so.6 + 0x88fd4)
                #7  0x00007f0b9ab285bc n/a (libc.so.6 + 0x1095bc)

                Stack trace of thread 17215:
                #0  0x00007f0b9aaa4d36 n/a (libc.so.6 + 0x85d36)
                #1  0x00007f0b9aaa73f8 pthread_cond_wait (libc.so.6 + 0x883f8)
                #2  0x00007f0b9b8d1a2b
_ZN14QWaitCondition4waitEP6QMutex14QDeadlineTimer (libQt5Core.so.5 + 0xd1a2b)
                #3  0x00007f0b9d208085 n/a (libQt5Quick.so.5 + 0x208085)
                #4  0x00007f0b9d20a4b1 n/a (libQt5Quick.so.5 + 0x20a4b1)
                #5  0x00007f0b9b8cbd43 n/a (libQt5Core.so.5 + 0xcbd43)
                #6  0x00007f0b9aaa7fd4 n/a (libc.so.6 + 0x88fd4)
                #7  0x00007f0b9ab285bc n/a (libc.so.6 + 0x1095bc)

                Stack trace of thread 2626:
                #0  0x00007f0b9ab1afff __poll (libc.so.6 + 0xfbfff)
                #1  0x00007f0b9971e9ae n/a (libglib-2.0.so.0 + 0x549ae)
                #2  0x00007f0b9971eacc g_main_context_iteration
(libglib-2.0.so.0 + 0x54acc)
                #3  0x00007f0b9bb09836
_ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE
(libQt5Core.so.5 + 0x309836)
                #4  0x00007f0b9bab017b
_ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt5Core.so.5 +
0x2b017b)
                #5  0x00007f0b9b8cab87 _ZN7QThread4execEv (libQt5Core.so.5 +
0xcab87)
                #6  0x00007f0b9cd28555 n/a (libQt5Qml.so.5 + 0x328555)
                #7  0x00007f0b9b8cbd43 n/a (libQt5Core.so.5 + 0xcbd43)
                #8  0x00007f0b9aaa7fd4 n/a (libc.so.6 + 0x88fd4)
                #9  0x00007f0b9ab285bc n/a (libc.so.6 + 0x1095bc)

                Stack trace of thread 31218:
                #0  0x00007f0b9ab1afff __poll (libc.so.6 + 0xfbfff)
                #1  0x00007f0b9dd5b150 n/a (libKF5Crash.so.5 + 0x5150)
                #2  0x00007f0b9dd5bad6 _ZN6KCrash19defaultCrashHandlerEi
(libKF5Crash.so.5 + 0x5ad6)
                #3  0x00007f0b9aa5af90 n/a (libc.so.6 + 0x3bf90)
                #4  0x00007f0b9b701f73 _XSend (libX11.so.6 + 0x43f73)
                #5  0x00007f0b9b6f8341 XQueryExtension (libX11.so.6 + 0x3a341)
                #6  0x00007f0b9b6eb722 XInitExtension (libX11.so.6 + 0x2d722)
                #7  0x00007f0b9a32bc9b XextAddDisplay (libXext.so.6 + 0xdc9b)
                #8  0x00007f0b94b5511f n/a (libGLX_nvidia.so.0 + 0x7c11f)
                #9  0x00007f0b94b59679 n/a (libGLX_nvidia.so.0 + 0x80679)
                #10 0x00007f0b94b5d6cd n/a (libGLX_nvidia.so.0 + 0x846cd)
                #11 0x00007f0b9aaa52f1 n/a (libc.so.6 + 0x862f1)
                #12 0x00007f0b9aaa7e55 n/a (libc.so.6 + 0x88e55)
                #13 0x00007f0b9ab285bc n/a (libc.so.6 + 0x1095bc)

                Stack trace of thread 2578:
                #0  0x00007f0b9ab1afff __poll (libc.so.6 + 0xfbfff)
                #1  0x00007f0b9bde2d12 n/a (libxcb.so.1 + 0xcd12)
                #2  0x00007f0b9bde507a xcb_wait_for_event (libxcb.so.1 +
0xf07a)
                #3  0x00007f0b960d4f00 n/a (libQt5XcbQpa.so.5 + 0x6cf00)
                #4  0x00007f0b9b8cbd43 n/a (libQt5Core.so.5 + 0xcbd43)
                #5  0x00007f0b9aaa7fd4 n/a (libc.so.6 + 0x88fd4)
                #6  0x00007f0b9ab285bc n/a (libc.so.6 + 0x1095bc)
                ELF object binary architecture: AMD x86-64

[New LWP 2572]
[New LWP 2586]
[New LWP 31217]
[New LWP 2734]
[New LWP 17215]
[New LWP 2626]
[New LWP 31218]
[New LWP 2578]
[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/kwin_x11 --replace'.
Program terminated with signal SIGSEGV, Segmentation fault.
#0  0x00007f0b9aaa9ccc in ?? () from /lib/x86_64-linux-gnu/libc.so.6
[Current thread is 1 (Thread 0x7f0b966a9980 (LWP 2572))]
[Current thread is 1 (Thread 0x7f0b966a9980 (LWP 2572))]

Thread 8 (Thread 0x7f0b9603f6c0 (LWP 2578)):
#0  0x00007f0b9ab1afff in poll () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f0b9bde2d12 in ?? () from /lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f0b9bde507a in xcb_wait_for_event () from
/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f0b960d4f00 in ?? () from /lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007f0b9b8cbd43 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f0b9aaa7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#6  0x00007f0b9ab285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 7 (Thread 0x7f0b6a7a16c0 (LWP 31218)):
[KCrash Handler]
#4  0x00007f0b9b701f73 in _XSend () from /lib/x86_64-linux-gnu/libX11.so.6
#5  0x00007f0b9b6f8341 in XQueryExtension () from
/lib/x86_64-linux-gnu/libX11.so.6
#6  0x00007f0b9b6eb722 in XInitExtension () from
/lib/x86_64-linux-gnu/libX11.so.6
#7  0x00007f0b9a32bc9b in XextAddDisplay () from
/lib/x86_64-linux-gnu/libXext.so.6
#8  0x00007f0b94b5511f in ?? () from /lib/x86_64-linux-gnu/libGLX_nvidia.so.0
#9  0x00007f0b94b59679 in ?? () from /lib/x86_64-linux-gnu/libGLX_nvidia.so.0
#10 0x00007f0b94b5d6cd in ?? () from /lib/x86_64-linux-gnu/libGLX_nvidia.so.0
#11 0x00007f0b9aaa52f1 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#12 0x00007f0b9aaa7e55 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#13 0x00007f0b9ab285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 6 (Thread 0x7f0b83fff6c0 (LWP 2626)):
#0  0x00007f0b9ab1afff in poll () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f0b9971e9ae in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f0b9971eacc in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f0b9bb09836 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f0b9bab017b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f0b9b8cab87 in QThread::exec() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f0b9cd28555 in ?? () from /lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f0b9b8cbd43 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f0b9aaa7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#9  0x00007f0b9ab285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 5 (Thread 0x7f0b893ff6c0 (LWP 17215)):
#0  0x00007f0b9aaa4d36 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f0b9aaa73f8 in pthread_cond_wait () from
/lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f0b9b8d1a2b in QWaitCondition::wait(QMutex*, QDeadlineTimer) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007f0b9d208085 in ?? () from /lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007f0b9d20a4b1 in ?? () from /lib/x86_64-linux-gnu/libQt5Quick.so.5
#5  0x00007f0b9b8cbd43 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f0b9aaa7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#7  0x00007f0b9ab285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 4 (Thread 0x7f0b68fbd6c0 (LWP 2734)):
#0  0x00007f0b9aaa4f4b in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f0b9aaab2ba in pthread_mutex_lock () from
/lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f0b8e6f7590 in ?? () from
/lib/x86_64-linux-gnu/libnvidia-glcore.so.535.54.03
#3  0x00007f0b8e728fb3 in ?? () from
/lib/x86_64-linux-gnu/libnvidia-glcore.so.535.54.03
#4  0x00007f0b8e729a4a in ?? () from
/lib/x86_64-linux-gnu/libnvidia-glcore.so.535.54.03
#5  0x00007f0b8e712194 in ?? () from
/lib/x86_64-linux-gnu/libnvidia-glcore.so.535.54.03
#6  0x00007f0b9aaa7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#7  0x00007f0b9ab285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 3 (Thread 0x7f0b6b7a36c0 (LWP 31217)):
#0  0x00007f0b9ab1afff in poll () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f0b9971e9ae in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f0b9971eacc in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f0b9bb09836 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f0b9bab017b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f0b9b8cab87 in QThread::exec() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f0b9b8cbd43 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f0b9aaa7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#8  0x00007f0b9ab285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 2 (Thread 0x7f0b8a66e6c0 (LWP 2586)):
#0  0x00007f0b997732b4 in g_mutex_unlock () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f0b9971da37 in g_main_context_acquire () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f0b9971e86d in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f0b9971eacc in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f0b9bb0984e in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f0b9bab017b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f0b9b8cab87 in QThread::exec() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f0b9af86487 in ?? () from /lib/x86_64-linux-gnu/libQt5DBus.so.5
#8  0x00007f0b9b8cbd43 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f0b9aaa7fd4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#10 0x00007f0b9ab285bc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 1 (Thread 0x7f0b966a9980 (LWP 2572)):
[KCrash Handler]
#4  0x00007f0b9aaa9ccc in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#5  0x00007f0b9aa5aef2 in raise () from /lib/x86_64-linux-gnu/libc.so.6
#6  <signal handler called>
#7  0x00007f0b9aaa4f49 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#8  0x00007f0b9aaab2ba in pthread_mutex_lock () from
/lib/x86_64-linux-gnu/libc.so.6
#9  0x00007f0b8e6f7590 in ?? () from
/lib/x86_64-linux-gnu/libnvidia-glcore.so.535.54.03
#10 0x00007f0b8e46dec6 in ?? () from
/lib/x86_64-linux-gnu/libnvidia-glcore.so.535.54.03
#11 0x00007f0b9d5834f5 in ?? () from /lib/x86_64-linux-gnu/libkwinglutils.so.14
#12 0x00007f0b9d586c39 in KWin::GLVertexBuffer::~GLVertexBuffer() () from
/lib/x86_64-linux-gnu/libkwinglutils.so.14
#13 0x00007f0b9d587cc3 in KWin::GLVertexBuffer::cleanup() () from
/lib/x86_64-linux-gnu/libkwinglutils.so.14
#14 0x00007f0b9d5886b8 in KWin::cleanupGL() () from
/lib/x86_64-linux-gnu/libkwinglutils.so.14
#15 0x00005615c2f47265 in ?? ()
#16 0x00005615c2f47409 in ?? ()
#17 0x00007f0b9d7daa01 in KWin::Compositor::stop() () from
/lib/x86_64-linux-gnu/libkwin.so.5
#18 0x00007f0b9badd6f0 in QObject::event(QEvent*) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#19 0x00007f0b9b162fae in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#20 0x00007f0b9bab16f8 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() from /lib/x86_64-linux-gnu/libQt5Core.so.5
#21 0x00007f0b9bab4681 in QCoreApplicationPrivate::sendPostedEvents(QObject*,
int, QThreadData*) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#22 0x00007f0b9bb0a153 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#23 0x00007f0b9971e7a9 in g_main_context_dispatch () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#24 0x00007f0b9971ea38 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#25 0x00007f0b9971eacc in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#26 0x00007f0b9bb09836 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib/x86_64-linux-gnu/libQt5Core.so.5
#27 0x00007f0b9bab017b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#28 0x00007f0b9bab82d6 in QCoreApplication::exec() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#29 0x00005615c2f262d1 in ?? ()
#30 0x00007f0b9aa4618a in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#31 0x00007f0b9aa46245 in __libc_start_main () from
/lib/x86_64-linux-gnu/libc.so.6
#32 0x00005615c2f277b1 in ?? ()

Reported using DrKonqi

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