https://bugs.kde.org/show_bug.cgi?id=474045

            Bug ID: 474045
           Summary: kwin crashes when scrolling in Firefox 117.0
    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: c...@finknetwork.com
  Target Milestone: ---

Application: kwin_x11 (5.27.5)

Qt Version: 5.15.8
Frameworks Version: 5.103.0
Operating System: Linux 6.1.0-11-amd64 x86_64
Windowing System: X11
Distribution: Debian GNU/Linux 12 (bookworm)
DrKonqi: 5.27.5 [CoredumpBackend]

-- Information about the crash:
I was scrolling a tab in Firefox, with about 35 tabs open in two windows.
Firefox froze, then the screens of both my two monitors began to flicker
rapidly (about 20 Hz). I could glimpse that Firefox had actually zoomed in,
instead of scrolling, during the flickers.

I switched to VT2 using the keyboard and killed plasmashell. When I returned to
X, the flicker was gone and everything worked normally.

The reporter is unsure if this crash is reproducible.

-- Backtrace:
Application: KWin (kwin_x11), signal: Aborted

           PID: 3107 (kwin_x11)
           UID: 1000 (carlf)
           GID: 1000 (carlf)
        Signal: 6 (ABRT)
     Timestamp: Fri 2023-09-01 22:54:31 EDT (1min 30s 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 (carlf)
       Boot ID: 529b4b23c47f4ac88b8075396bac825e
    Machine ID: c1bed944872a44849e2d7f2fa310d1e9
      Hostname: asus-nitpicking
       Storage:
/var/lib/systemd/coredump/core.kwin_x11.1000.529b4b23c47f4ac88b8075396bac825e.3107.1693623271000000.zst
(present)
  Size on Disk: 14.0M
       Message: Process 3107 (kwin_x11) of user 1000 dumped core.

                Module libsystemd.so.0 from deb systemd-252.12-1~deb12u1.amd64
                Module libudev.so.1 from deb systemd-252.12-1~deb12u1.amd64
                Stack trace of thread 107316:
                #0  0x00007f937c8a9d3c n/a (libc.so.6 + 0x8ad3c)
                #1  0x00007f937c85af32 raise (libc.so.6 + 0x3bf32)
                #2  0x00007f937fb9383d _ZN6KCrash19defaultCrashHandlerEi
(libKF5Crash.so.5 + 0x583d)
                #3  0x00007f937c85afd0 n/a (libc.so.6 + 0x3bfd0)
                #4  0x00007f937c8a9d3c n/a (libc.so.6 + 0x8ad3c)
                #5  0x00007f937c85af32 raise (libc.so.6 + 0x3bf32)
                #6  0x00007f937c845472 abort (libc.so.6 + 0x26472)
                #7  0x00007f937d690c79 _ZNK14QMessageLogger5fatalEPKcz
(libQt5Core.so.5 + 0x90c79)
                #8  0x00007f937f5dd763 n/a (libkwin.so.5 + 0x1dd763)
                #9  0x00007f937d8e8f4f n/a (libQt5Core.so.5 + 0x2e8f4f)
                #10 0x00007f937d8ecd6a _ZN6QTimer7timeoutENS_14QPrivateSignalE
(libQt5Core.so.5 + 0x2ecd6a)
                #11 0x00007f937d8dd50d _ZN7QObject5eventEP6QEvent
(libQt5Core.so.5 + 0x2dd50d)
                #12 0x00007f937cf62fae
_ZN19QApplicationPrivate13notify_helperEP7QObjectP6QEvent (libQt5Widgets.so.5 +
0x162fae)
                #13 0x00007f937d8b16f8
_ZN16QCoreApplication15notifyInternal2EP7QObjectP6QEvent (libQt5Core.so.5 +
0x2b16f8)
                #14 0x00007f937d908c31 _ZN14QTimerInfoList14activateTimersEv
(libQt5Core.so.5 + 0x308c31)
                #15 0x00007f937d9094c4 n/a (libQt5Core.so.5 + 0x3094c4)
                #16 0x00007f937b51e7a9 g_main_context_dispatch
(libglib-2.0.so.0 + 0x547a9)
                #17 0x00007f937b51ea38 n/a (libglib-2.0.so.0 + 0x54a38)
                #18 0x00007f937b51eacc g_main_context_iteration
(libglib-2.0.so.0 + 0x54acc)
                #19 0x00007f937d909836
_ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE
(libQt5Core.so.5 + 0x309836)
                #20 0x00007f937d8b017b
_ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt5Core.so.5 +
0x2b017b)
                #21 0x00007f937d6cab87 _ZN7QThread4execEv (libQt5Core.so.5 +
0xcab87)
                #22 0x00007f937d6cbd43 n/a (libQt5Core.so.5 + 0xcbd43)
                #23 0x00007f937c8a8044 n/a (libc.so.6 + 0x89044)
                #24 0x00007f937c9285fc n/a (libc.so.6 + 0x1095fc)

                Stack trace of thread 3107:
                #0  0x00007f937c91b03f __poll (libc.so.6 + 0xfc03f)
                #1  0x00007f937e339d12 n/a (libxcb.so.1 + 0xcd12)
                #2  0x00007f937e33bd8f n/a (libxcb.so.1 + 0xed8f)
                #3  0x00007f937e33bf00 xcb_wait_for_reply64 (libxcb.so.1 +
0xef00)
                #4  0x00007f937d50271c _XReply (libX11.so.6 + 0x4471c)
                #5  0x00007f937ac13558 glXQueryVersion (libGLX.so.0 + 0x5558)
                #6  0x000055f3a229f864 n/a (kwin_x11 + 0x66864)
                #7  0x00007f937f5d76e6
_ZN4KWin10Compositor24attemptOpenGLCompositingEv (libkwin.so.5 + 0x1d76e6)
                #8  0x00007f937f5d9071 n/a (libkwin.so.5 + 0x1d9071)
                #9  0x00007f937f5dc475 _ZN4KWin13X11Compositor5startEv
(libkwin.so.5 + 0x1dc475)
                #10 0x00007f937f5d816b _ZN4KWin10Compositor12reinitializeEv
(libkwin.so.5 + 0x1d816b)
                #11 0x00007f937f5dd293
_ZN4KWin13X11Compositor9compositeEPNS_10RenderLoopE (libkwin.so.5 + 0x1dd293)
                #12 0x00007f937d8e8f4f n/a (libQt5Core.so.5 + 0x2e8f4f)
                #13 0x00007f937f5900c2
_ZN4KWin10RenderLoop14frameRequestedEPS0_ (libkwin.so.5 + 0x1900c2)
                #14 0x00007f937f5e4ed3 _ZN4KWin17RenderLoopPrivate8dispatchEv
(libkwin.so.5 + 0x1e4ed3)
                #15 0x00007f937d8e8f4f n/a (libQt5Core.so.5 + 0x2e8f4f)
                #16 0x00007f937d8ecd6a _ZN6QTimer7timeoutENS_14QPrivateSignalE
(libQt5Core.so.5 + 0x2ecd6a)
                #17 0x00007f937d8dd50d _ZN7QObject5eventEP6QEvent
(libQt5Core.so.5 + 0x2dd50d)
                #18 0x00007f937cf62fae
_ZN19QApplicationPrivate13notify_helperEP7QObjectP6QEvent (libQt5Widgets.so.5 +
0x162fae)
                #19 0x00007f937d8b16f8
_ZN16QCoreApplication15notifyInternal2EP7QObjectP6QEvent (libQt5Core.so.5 +
0x2b16f8)
                #20 0x00007f937d908c31 _ZN14QTimerInfoList14activateTimersEv
(libQt5Core.so.5 + 0x308c31)
                #21 0x00007f937d9094fc n/a (libQt5Core.so.5 + 0x3094fc)
                #22 0x00007f937b51e7a9 g_main_context_dispatch
(libglib-2.0.so.0 + 0x547a9)
                #23 0x00007f937b51ea38 n/a (libglib-2.0.so.0 + 0x54a38)
                #24 0x00007f937b51eacc g_main_context_iteration
(libglib-2.0.so.0 + 0x54acc)
                #25 0x00007f937d909836
_ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE
(libQt5Core.so.5 + 0x309836)
                #26 0x00007f937d8b017b
_ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt5Core.so.5 +
0x2b017b)
                #27 0x00007f937d8b82d6 _ZN16QCoreApplication4execEv
(libQt5Core.so.5 + 0x2b82d6)
                #28 0x000055f3a227c2d1 n/a (kwin_x11 + 0x432d1)
                #29 0x00007f937c8461ca n/a (libc.so.6 + 0x271ca)
                #30 0x00007f937c846285 __libc_start_main (libc.so.6 + 0x27285)
                #31 0x000055f3a227d7b1 n/a (kwin_x11 + 0x447b1)

                Stack trace of thread 3129:
                #0  0x00007f937c8a4da6 n/a (libc.so.6 + 0x85da6)
                #1  0x00007f937c8a7468 pthread_cond_wait (libc.so.6 + 0x88468)
                #2  0x00007f936e50c059 n/a (radeonsi_dri.so + 0x10c059)
                #3  0x00007f936e4be17b n/a (radeonsi_dri.so + 0xbe17b)
                #4  0x00007f936e50bf97 n/a (radeonsi_dri.so + 0x10bf97)
                #5  0x00007f937c8a8044 n/a (libc.so.6 + 0x89044)
                #6  0x00007f937c9285fc n/a (libc.so.6 + 0x1095fc)

                Stack trace of thread 3130:
                #0  0x00007f937c8a4da6 n/a (libc.so.6 + 0x85da6)
                #1  0x00007f937c8a7468 pthread_cond_wait (libc.so.6 + 0x88468)
                #2  0x00007f936e50c059 n/a (radeonsi_dri.so + 0x10c059)
                #3  0x00007f936e4be17b n/a (radeonsi_dri.so + 0xbe17b)
                #4  0x00007f936e50bf97 n/a (radeonsi_dri.so + 0x10bf97)
                #5  0x00007f937c8a8044 n/a (libc.so.6 + 0x89044)
                #6  0x00007f937c9285fc n/a (libc.so.6 + 0x1095fc)

                Stack trace of thread 3131:
                #0  0x00007f937c8a4da6 n/a (libc.so.6 + 0x85da6)
                #1  0x00007f937c8a7468 pthread_cond_wait (libc.so.6 + 0x88468)
                #2  0x00007f936e50c059 n/a (radeonsi_dri.so + 0x10c059)
                #3  0x00007f936e4be17b n/a (radeonsi_dri.so + 0xbe17b)
                #4  0x00007f936e50bf97 n/a (radeonsi_dri.so + 0x10bf97)
                #5  0x00007f937c8a8044 n/a (libc.so.6 + 0x89044)
                #6  0x00007f937c9285fc n/a (libc.so.6 + 0x1095fc)

                Stack trace of thread 3182:
                #0  0x00007f937c91b03f __poll (libc.so.6 + 0xfc03f)
                #1  0x00007f937b51e9ae n/a (libglib-2.0.so.0 + 0x549ae)
                #2  0x00007f937b51eacc g_main_context_iteration
(libglib-2.0.so.0 + 0x54acc)
                #3  0x00007f937d909836
_ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE
(libQt5Core.so.5 + 0x309836)
                #4  0x00007f937d8b017b
_ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt5Core.so.5 +
0x2b017b)
                #5  0x00007f937d6cab87 _ZN7QThread4execEv (libQt5Core.so.5 +
0xcab87)
                #6  0x00007f937eb28555 n/a (libQt5Qml.so.5 + 0x328555)
                #7  0x00007f937d6cbd43 n/a (libQt5Core.so.5 + 0xcbd43)
                #8  0x00007f937c8a8044 n/a (libc.so.6 + 0x89044)
                #9  0x00007f937c9285fc n/a (libc.so.6 + 0x1095fc)

                Stack trace of thread 3116:
                #0  0x00007f937c8a4da6 n/a (libc.so.6 + 0x85da6)
                #1  0x00007f937c8a7468 pthread_cond_wait (libc.so.6 + 0x88468)
                #2  0x00007f937e339ee6 n/a (libxcb.so.1 + 0xcee6)
                #3  0x00007f937e33c07a xcb_wait_for_event (libxcb.so.1 +
0xf07a)
                #4  0x00007f93783b1f00 n/a (libQt5XcbQpa.so.5 + 0x6cf00)
                #5  0x00007f937d6cbd43 n/a (libQt5Core.so.5 + 0xcbd43)
                #6  0x00007f937c8a8044 n/a (libc.so.6 + 0x89044)
                #7  0x00007f937c9285fc n/a (libc.so.6 + 0x1095fc)

                Stack trace of thread 3655:
                #0  0x00007f937c91b03f __poll (libc.so.6 + 0xfc03f)
                #1  0x00007f937b51e9ae n/a (libglib-2.0.so.0 + 0x549ae)
                #2  0x00007f937b51eacc g_main_context_iteration
(libglib-2.0.so.0 + 0x54acc)
                #3  0x00007f937d909836
_ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE
(libQt5Core.so.5 + 0x309836)
                #4  0x00007f937d8b017b
_ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt5Core.so.5 +
0x2b017b)
                #5  0x00007f937d6cab87 _ZN7QThread4execEv (libQt5Core.so.5 +
0xcab87)
                #6  0x00007f937eb28555 n/a (libQt5Qml.so.5 + 0x328555)
                #7  0x00007f937d6cbd43 n/a (libQt5Core.so.5 + 0xcbd43)
                #8  0x00007f937c8a8044 n/a (libc.so.6 + 0x89044)
                #9  0x00007f937c9285fc n/a (libc.so.6 + 0x1095fc)

                Stack trace of thread 3685:
                #0  0x00007f937c8a4da6 n/a (libc.so.6 + 0x85da6)
                #1  0x00007f937c8a7468 pthread_cond_wait (libc.so.6 + 0x88468)
                #2  0x00007f936e50c059 n/a (radeonsi_dri.so + 0x10c059)
                #3  0x00007f936e4be17b n/a (radeonsi_dri.so + 0xbe17b)
                #4  0x00007f936e50bf97 n/a (radeonsi_dri.so + 0x10bf97)
                #5  0x00007f937c8a8044 n/a (libc.so.6 + 0x89044)
                #6  0x00007f937c9285fc n/a (libc.so.6 + 0x1095fc)

                Stack trace of thread 3548:
                #0  0x00007f937c8a4da6 n/a (libc.so.6 + 0x85da6)
                #1  0x00007f937c8a7468 pthread_cond_wait (libc.so.6 + 0x88468)
                #2  0x00007f936e50c059 n/a (radeonsi_dri.so + 0x10c059)
                #3  0x00007f936e4be17b n/a (radeonsi_dri.so + 0xbe17b)
                #4  0x00007f936e50bf97 n/a (radeonsi_dri.so + 0x10bf97)
                #5  0x00007f937c8a8044 n/a (libc.so.6 + 0x89044)
                #6  0x00007f937c9285fc n/a (libc.so.6 + 0x1095fc)

                Stack trace of thread 4343:
                #0  0x00007f937c8a4da6 n/a (libc.so.6 + 0x85da6)
                #1  0x00007f937c8a7468 pthread_cond_wait (libc.so.6 + 0x88468)
                #2  0x00007f936e50c059 n/a (radeonsi_dri.so + 0x10c059)
                #3  0x00007f936e4be17b n/a (radeonsi_dri.so + 0xbe17b)
                #4  0x00007f936e50bf97 n/a (radeonsi_dri.so + 0x10bf97)
                #5  0x00007f937c8a8044 n/a (libc.so.6 + 0x89044)
                #6  0x00007f937c9285fc n/a (libc.so.6 + 0x1095fc)

                Stack trace of thread 3132:
                #0  0x00007f937c8a4da6 n/a (libc.so.6 + 0x85da6)
                #1  0x00007f937c8a7468 pthread_cond_wait (libc.so.6 + 0x88468)
                #2  0x00007f936e50c059 n/a (radeonsi_dri.so + 0x10c059)
                #3  0x00007f936e4be17b n/a (radeonsi_dri.so + 0xbe17b)
                #4  0x00007f936e50bf97 n/a (radeonsi_dri.so + 0x10bf97)
                #5  0x00007f937c8a8044 n/a (libc.so.6 + 0x89044)
                #6  0x00007f937c9285fc n/a (libc.so.6 + 0x1095fc)

                Stack trace of thread 8174:
                #0  0x00007f937c8a4da6 n/a (libc.so.6 + 0x85da6)
                #1  0x00007f937c8a7468 pthread_cond_wait (libc.so.6 + 0x88468)
                #2  0x00007f936e50c059 n/a (radeonsi_dri.so + 0x10c059)
                #3  0x00007f936e4be17b n/a (radeonsi_dri.so + 0xbe17b)
                #4  0x00007f936e50bf97 n/a (radeonsi_dri.so + 0x10bf97)
                #5  0x00007f937c8a8044 n/a (libc.so.6 + 0x89044)
                #6  0x00007f937c9285fc n/a (libc.so.6 + 0x1095fc)

                Stack trace of thread 107343:
                #0  0x00007f937c8a4da6 n/a (libc.so.6 + 0x85da6)
                #1  0x00007f937c8a7468 pthread_cond_wait (libc.so.6 + 0x88468)
                #2  0x00007f936e50c059 n/a (radeonsi_dri.so + 0x10c059)
                #3  0x00007f936e4be17b n/a (radeonsi_dri.so + 0xbe17b)
                #4  0x00007f936e50bf97 n/a (radeonsi_dri.so + 0x10bf97)
                #5  0x00007f937c8a8044 n/a (libc.so.6 + 0x89044)
                #6  0x00007f937c9285fc n/a (libc.so.6 + 0x1095fc)

                Stack trace of thread 8175:
                #0  0x00007f937c8a4da6 n/a (libc.so.6 + 0x85da6)
                #1  0x00007f937c8a7468 pthread_cond_wait (libc.so.6 + 0x88468)
                #2  0x00007f937d6d1a2b
_ZN14QWaitCondition4waitEP6QMutex14QDeadlineTimer (libQt5Core.so.5 + 0xd1a2b)
                #3  0x00007f937f008085 n/a (libQt5Quick.so.5 + 0x208085)
                #4  0x00007f937f00a4b1 n/a (libQt5Quick.so.5 + 0x20a4b1)
                #5  0x00007f937d6cbd43 n/a (libQt5Core.so.5 + 0xcbd43)
                #6  0x00007f937c8a8044 n/a (libc.so.6 + 0x89044)
                #7  0x00007f937c9285fc n/a (libc.so.6 + 0x1095fc)

                Stack trace of thread 4183:
                #0  0x00007f937c8a4da6 n/a (libc.so.6 + 0x85da6)
                #1  0x00007f937c8a7468 pthread_cond_wait (libc.so.6 + 0x88468)
                #2  0x00007f936e50c059 n/a (radeonsi_dri.so + 0x10c059)
                #3  0x00007f936e4be17b n/a (radeonsi_dri.so + 0xbe17b)
                #4  0x00007f936e50bf97 n/a (radeonsi_dri.so + 0x10bf97)
                #5  0x00007f937c8a8044 n/a (libc.so.6 + 0x89044)
                #6  0x00007f937c9285fc n/a (libc.so.6 + 0x1095fc)

                Stack trace of thread 158478:
                #0  0x00007f937c8a4da6 n/a (libc.so.6 + 0x85da6)
                #1  0x00007f937c8a774c pthread_cond_timedwait (libc.so.6 +
0x8874c)
                #2  0x00007f937d6d19bc
_ZN14QWaitCondition4waitEP6QMutex14QDeadlineTimer (libQt5Core.so.5 + 0xd19bc)
                #3  0x00007f937d6cf0a5 n/a (libQt5Core.so.5 + 0xcf0a5)
                #4  0x00007f937d6cbd43 n/a (libQt5Core.so.5 + 0xcbd43)
                #5  0x00007f937c8a8044 n/a (libc.so.6 + 0x89044)
                #6  0x00007f937c9285fc n/a (libc.so.6 + 0x1095fc)

                Stack trace of thread 14987:
                #0  0x00007f937c8a4da6 n/a (libc.so.6 + 0x85da6)
                #1  0x00007f937c8a7468 pthread_cond_wait (libc.so.6 + 0x88468)
                #2  0x00007f936e50c059 n/a (radeonsi_dri.so + 0x10c059)
                #3  0x00007f936e4be17b n/a (radeonsi_dri.so + 0xbe17b)
                #4  0x00007f936e50bf97 n/a (radeonsi_dri.so + 0x10bf97)
                #5  0x00007f937c8a8044 n/a (libc.so.6 + 0x89044)
                #6  0x00007f937c9285fc n/a (libc.so.6 + 0x1095fc)

                Stack trace of thread 14794:
                #0  0x00007f937c8a4da6 n/a (libc.so.6 + 0x85da6)
                #1  0x00007f937c8a7468 pthread_cond_wait (libc.so.6 + 0x88468)
                #2  0x00007f936e50c059 n/a (radeonsi_dri.so + 0x10c059)
                #3  0x00007f936e4be17b n/a (radeonsi_dri.so + 0xbe17b)
                #4  0x00007f936e50bf97 n/a (radeonsi_dri.so + 0x10bf97)
                #5  0x00007f937c8a8044 n/a (libc.so.6 + 0x89044)
                #6  0x00007f937c9285fc n/a (libc.so.6 + 0x1095fc)

                Stack trace of thread 6596:
                #0  0x00007f937c8a4da6 n/a (libc.so.6 + 0x85da6)
                #1  0x00007f937c8a7468 pthread_cond_wait (libc.so.6 + 0x88468)
                #2  0x00007f936e50c059 n/a (radeonsi_dri.so + 0x10c059)
                #3  0x00007f936e4be17b n/a (radeonsi_dri.so + 0xbe17b)
                #4  0x00007f936e50bf97 n/a (radeonsi_dri.so + 0x10bf97)
                #5  0x00007f937c8a8044 n/a (libc.so.6 + 0x89044)
                #6  0x00007f937c9285fc n/a (libc.so.6 + 0x1095fc)

                Stack trace of thread 3134:
                #0  0x00007f937c8a4da6 n/a (libc.so.6 + 0x85da6)
                #1  0x00007f937c8a7468 pthread_cond_wait (libc.so.6 + 0x88468)
                #2  0x00007f936e50c059 n/a (radeonsi_dri.so + 0x10c059)
                #3  0x00007f936e4be17b n/a (radeonsi_dri.so + 0xbe17b)
                #4  0x00007f936e50bf97 n/a (radeonsi_dri.so + 0x10bf97)
                #5  0x00007f937c8a8044 n/a (libc.so.6 + 0x89044)
                #6  0x00007f937c9285fc n/a (libc.so.6 + 0x1095fc)

                Stack trace of thread 6731:
                #0  0x00007f937c8a4da6 n/a (libc.so.6 + 0x85da6)
                #1  0x00007f937c8a7468 pthread_cond_wait (libc.so.6 + 0x88468)
                #2  0x00007f936e50c059 n/a (radeonsi_dri.so + 0x10c059)
                #3  0x00007f936e4be17b n/a (radeonsi_dri.so + 0xbe17b)
                #4  0x00007f936e50bf97 n/a (radeonsi_dri.so + 0x10bf97)
                #5  0x00007f937c8a8044 n/a (libc.so.6 + 0x89044)
                #6  0x00007f937c9285fc n/a (libc.so.6 + 0x1095fc)

                Stack trace of thread 3117:
                #0  0x00007f937c91b03f __poll (libc.so.6 + 0xfc03f)
                #1  0x00007f937b51e9ae n/a (libglib-2.0.so.0 + 0x549ae)
                #2  0x00007f937b51eacc g_main_context_iteration
(libglib-2.0.so.0 + 0x54acc)
                #3  0x00007f937d909836
_ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE
(libQt5Core.so.5 + 0x309836)
                #4  0x00007f937d8b017b
_ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt5Core.so.5 +
0x2b017b)
                #5  0x00007f937d6cab87 _ZN7QThread4execEv (libQt5Core.so.5 +
0xcab87)
                #6  0x00007f937cd86487 n/a (libQt5DBus.so.5 + 0x17487)
                #7  0x00007f937d6cbd43 n/a (libQt5Core.so.5 + 0xcbd43)
                #8  0x00007f937c8a8044 n/a (libc.so.6 + 0x89044)
                #9  0x00007f937c9285fc n/a (libc.so.6 + 0x1095fc)
                ELF object binary architecture: AMD x86-64

[New LWP 107316]
[New LWP 3107]
[New LWP 3129]
[New LWP 3130]
[New LWP 3131]
[New LWP 3182]
[New LWP 3116]
[New LWP 3655]
[New LWP 3685]
[New LWP 3548]
[New LWP 4343]
[New LWP 3132]
[New LWP 8174]
[New LWP 107343]
[New LWP 8175]
[New LWP 4183]
[New LWP 158478]
[New LWP 14987]
[New LWP 14794]
[New LWP 6596]
[New LWP 3134]
[New LWP 6731]
[New LWP 3117]
[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 SIGABRT, Aborted.
#0  0x00007f937c8a9d3c in ?? () from /lib/x86_64-linux-gnu/libc.so.6
[Current thread is 1 (Thread 0x7f92ed1d16c0 (LWP 107316))]
[Current thread is 1 (Thread 0x7f92ed1d16c0 (LWP 107316))]

Thread 23 (Thread 0x7f9376bff6c0 (LWP 3117)):
warning: Section `.reg-xstate/3117' in core file too small.
#0  0x00007f937c91b03f in poll () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f937b51e9ae in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f937b51eacc in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f937d909836 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f937d8b017b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f937d6cab87 in QThread::exec() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f937cd86487 in ?? () from /lib/x86_64-linux-gnu/libQt5DBus.so.5
#7  0x00007f937d6cbd43 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f937c8a8044 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#9  0x00007f937c9285fc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 22 (Thread 0x7f931da596c0 (LWP 6731)):
warning: Section `.reg-xstate/6731' in core file too small.
#0  0x00007f937c8a4da6 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f937c8a7468 in pthread_cond_wait () from
/lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f936e50c059 in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007f936e4be17b in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f936e50bf97 in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f937c8a8044 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#6  0x00007f937c9285fc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 21 (Thread 0x7f9360dff6c0 (LWP 3134)):
warning: Section `.reg-xstate/3134' in core file too small.
#0  0x00007f937c8a4da6 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f937c8a7468 in pthread_cond_wait () from
/lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f936e50c059 in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007f936e4be17b in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f936e50bf97 in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f937c8a8044 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#6  0x00007f937c9285fc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 20 (Thread 0x7f931e25a6c0 (LWP 6596)):
warning: Section `.reg-xstate/6596' in core file too small.
#0  0x00007f937c8a4da6 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f937c8a7468 in pthread_cond_wait () from
/lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f936e50c059 in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007f936e4be17b in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f936e50bf97 in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f937c8a8044 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#6  0x00007f937c9285fc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 19 (Thread 0x7f931ffff6c0 (LWP 14794)):
warning: Section `.reg-xstate/14794' in core file too small.
#0  0x00007f937c8a4da6 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f937c8a7468 in pthread_cond_wait () from
/lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f936e50c059 in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007f936e4be17b in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f936e50bf97 in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f937c8a8044 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#6  0x00007f937c9285fc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 18 (Thread 0x7f9300b1c6c0 (LWP 14987)):
warning: Section `.reg-xstate/14987' in core file too small.
#0  0x00007f937c8a4da6 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f937c8a7468 in pthread_cond_wait () from
/lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f936e50c059 in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007f936e4be17b in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f936e50bf97 in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f937c8a8044 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#6  0x00007f937c9285fc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 17 (Thread 0x7f92eddd26c0 (LWP 158478)):
warning: Section `.reg-xstate/158478' in core file too small.
#0  0x00007f937c8a4da6 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f937c8a774c in pthread_cond_timedwait () from
/lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f937d6d19bc in QWaitCondition::wait(QMutex*, QDeadlineTimer) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007f937d6cf0a5 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f937d6cbd43 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f937c8a8044 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#6  0x00007f937c9285fc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 16 (Thread 0x7f93275fe6c0 (LWP 4183)):
warning: Section `.reg-xstate/4183' in core file too small.
#0  0x00007f937c8a4da6 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f937c8a7468 in pthread_cond_wait () from
/lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f936e50c059 in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007f936e4be17b in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f936e50bf97 in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f937c8a8044 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#6  0x00007f937c9285fc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 15 (Thread 0x7f931ea5b6c0 (LWP 8175)):
warning: Section `.reg-xstate/8175' in core file too small.
#0  0x00007f937c8a4da6 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f937c8a7468 in pthread_cond_wait () from
/lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f937d6d1a2b in QWaitCondition::wait(QMutex*, QDeadlineTimer) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007f937f008085 in ?? () from /lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007f937f00a4b1 in ?? () from /lib/x86_64-linux-gnu/libQt5Quick.so.5
#5  0x00007f937d6cbd43 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f937c8a8044 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#7  0x00007f937c9285fc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 14 (Thread 0x7f92effff6c0 (LWP 107343)):
warning: Section `.reg-xstate/107343' in core file too small.
#0  0x00007f937c8a4da6 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f937c8a7468 in pthread_cond_wait () from
/lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f936e50c059 in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007f936e4be17b in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f936e50bf97 in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f937c8a8044 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#6  0x00007f937c9285fc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 13 (Thread 0x7f934f3ff6c0 (LWP 8174)):
warning: Section `.reg-xstate/8174' in core file too small.
#0  0x00007f937c8a4da6 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f937c8a7468 in pthread_cond_wait () from
/lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f936e50c059 in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007f936e4be17b in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f936e50bf97 in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f937c8a8044 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#6  0x00007f937c9285fc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 12 (Thread 0x7f936cbfc6c0 (LWP 3132)):
warning: Section `.reg-xstate/3132' in core file too small.
#0  0x00007f937c8a4da6 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f937c8a7468 in pthread_cond_wait () from
/lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f936e50c059 in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007f936e4be17b in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f936e50bf97 in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f937c8a8044 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#6  0x00007f937c9285fc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 11 (Thread 0x7f93249066c0 (LWP 4343)):
warning: Section `.reg-xstate/4343' in core file too small.
#0  0x00007f937c8a4da6 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f937c8a7468 in pthread_cond_wait () from
/lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f936e50c059 in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007f936e4be17b in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f936e50bf97 in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f937c8a8044 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#6  0x00007f937c9285fc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 10 (Thread 0x7f934d7fe6c0 (LWP 3548)):
warning: Section `.reg-xstate/3548' in core file too small.
#0  0x00007f937c8a4da6 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f937c8a7468 in pthread_cond_wait () from
/lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f936e50c059 in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007f936e4be17b in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f936e50bf97 in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f937c8a8044 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#6  0x00007f937c9285fc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 9 (Thread 0x7f9327fff6c0 (LWP 3685)):
warning: Section `.reg-xstate/3685' in core file too small.
#0  0x00007f937c8a4da6 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f937c8a7468 in pthread_cond_wait () from
/lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f936e50c059 in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007f936e4be17b in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f936e50bf97 in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f937c8a8044 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#6  0x00007f937c9285fc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 8 (Thread 0x7f932d7676c0 (LWP 3655)):
warning: Section `.reg-xstate/3655' in core file too small.
#0  0x00007f937c91b03f in poll () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f937b51e9ae in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f937b51eacc in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f937d909836 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f937d8b017b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f937d6cab87 in QThread::exec() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f937eb28555 in ?? () from /lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f937d6cbd43 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f937c8a8044 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#9  0x00007f937c9285fc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 7 (Thread 0x7f9377fff6c0 (LWP 3116)):
warning: Section `.reg-xstate/3116' in core file too small.
#0  0x00007f937c8a4da6 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f937c8a7468 in pthread_cond_wait () from
/lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f937e339ee6 in ?? () from /lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f937e33c07a in xcb_wait_for_event () from
/lib/x86_64-linux-gnu/libxcb.so.1
#4  0x00007f93783b1f00 in ?? () from /lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#5  0x00007f937d6cbd43 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f937c8a8044 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#7  0x00007f937c9285fc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 6 (Thread 0x7f934e5ff6c0 (LWP 3182)):
warning: Section `.reg-xstate/3182' in core file too small.
#0  0x00007f937c91b03f in poll () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f937b51e9ae in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f937b51eacc in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f937d909836 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f937d8b017b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f937d6cab87 in QThread::exec() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f937eb28555 in ?? () from /lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f937d6cbd43 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f937c8a8044 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#9  0x00007f937c9285fc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 5 (Thread 0x7f936d3fd6c0 (LWP 3131)):
warning: Section `.reg-xstate/3131' in core file too small.
#0  0x00007f937c8a4da6 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f937c8a7468 in pthread_cond_wait () from
/lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f936e50c059 in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007f936e4be17b in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f936e50bf97 in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f937c8a8044 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#6  0x00007f937c9285fc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 4 (Thread 0x7f936dbfe6c0 (LWP 3130)):
warning: Section `.reg-xstate/3130' in core file too small.
#0  0x00007f937c8a4da6 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f937c8a7468 in pthread_cond_wait () from
/lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f936e50c059 in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007f936e4be17b in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f936e50bf97 in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f937c8a8044 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#6  0x00007f937c9285fc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 3 (Thread 0x7f936e3ff6c0 (LWP 3129)):
warning: Section `.reg-xstate/3129' in core file too small.
#0  0x00007f937c8a4da6 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f937c8a7468 in pthread_cond_wait () from
/lib/x86_64-linux-gnu/libc.so.6
#2  0x00007f936e50c059 in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007f936e4be17b in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007f936e50bf97 in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007f937c8a8044 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#6  0x00007f937c9285fc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Thread 2 (Thread 0x7f93784de9c0 (LWP 3107)):
warning: Section `.reg-xstate/3107' in core file too small.
#0  0x00007f937c91b03f in poll () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f937e339d12 in ?? () from /lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f937e33bd8f in ?? () from /lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f937e33bf00 in xcb_wait_for_reply64 () from
/lib/x86_64-linux-gnu/libxcb.so.1
#4  0x00007f937d50271c in _XReply () from /lib/x86_64-linux-gnu/libX11.so.6
#5  0x00007f937ac13558 in glXQueryVersion () from
/lib/x86_64-linux-gnu/libGLX.so.0
#6  0x000055f3a229f864 in ?? ()
#7  0x00007f937f5d76e6 in KWin::Compositor::attemptOpenGLCompositing() () from
/lib/x86_64-linux-gnu/libkwin.so.5
#8  0x00007f937f5d9071 in ?? () from /lib/x86_64-linux-gnu/libkwin.so.5
#9  0x00007f937f5dc475 in KWin::X11Compositor::start() () from
/lib/x86_64-linux-gnu/libkwin.so.5
#10 0x00007f937f5d816b in KWin::Compositor::reinitialize() () from
/lib/x86_64-linux-gnu/libkwin.so.5
#11 0x00007f937f5dd293 in KWin::X11Compositor::composite(KWin::RenderLoop*) ()
from /lib/x86_64-linux-gnu/libkwin.so.5
#12 0x00007f937d8e8f4f in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#13 0x00007f937f5900c2 in KWin::RenderLoop::frameRequested(KWin::RenderLoop*)
() from /lib/x86_64-linux-gnu/libkwin.so.5
#14 0x00007f937f5e4ed3 in KWin::RenderLoopPrivate::dispatch() () from
/lib/x86_64-linux-gnu/libkwin.so.5
#15 0x00007f937d8e8f4f in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#16 0x00007f937d8ecd6a in QTimer::timeout(QTimer::QPrivateSignal) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#17 0x00007f937d8dd50d in QObject::event(QEvent*) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#18 0x00007f937cf62fae in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#19 0x00007f937d8b16f8 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() from /lib/x86_64-linux-gnu/libQt5Core.so.5
#20 0x00007f937d908c31 in QTimerInfoList::activateTimers() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#21 0x00007f937d9094fc in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#22 0x00007f937b51e7a9 in g_main_context_dispatch () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#23 0x00007f937b51ea38 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#24 0x00007f937b51eacc in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#25 0x00007f937d909836 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib/x86_64-linux-gnu/libQt5Core.so.5
#26 0x00007f937d8b017b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#27 0x00007f937d8b82d6 in QCoreApplication::exec() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#28 0x000055f3a227c2d1 in ?? ()
#29 0x00007f937c8461ca in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#30 0x00007f937c846285 in __libc_start_main () from
/lib/x86_64-linux-gnu/libc.so.6
#31 0x000055f3a227d7b1 in ?? ()

Thread 1 (Thread 0x7f92ed1d16c0 (LWP 107316)):
[KCrash Handler]
#4  0x00007f937c8a9d3c in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#5  0x00007f937c85af32 in raise () from /lib/x86_64-linux-gnu/libc.so.6
#6  0x00007f937c845472 in abort () from /lib/x86_64-linux-gnu/libc.so.6
#7  0x00007f937d690c79 in QMessageLogger::fatal(char const*, ...) const () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f937f5dd763 in ?? () from /lib/x86_64-linux-gnu/libkwin.so.5
#9  0x00007f937d8e8f4f in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f937d8ecd6a in QTimer::timeout(QTimer::QPrivateSignal) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007f937d8dd50d in QObject::event(QEvent*) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#12 0x00007f937cf62fae in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#13 0x00007f937d8b16f8 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() from /lib/x86_64-linux-gnu/libQt5Core.so.5
#14 0x00007f937d908c31 in QTimerInfoList::activateTimers() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#15 0x00007f937d9094c4 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#16 0x00007f937b51e7a9 in g_main_context_dispatch () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#17 0x00007f937b51ea38 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#18 0x00007f937b51eacc in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#19 0x00007f937d909836 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib/x86_64-linux-gnu/libQt5Core.so.5
#20 0x00007f937d8b017b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#21 0x00007f937d6cab87 in QThread::exec() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#22 0x00007f937d6cbd43 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#23 0x00007f937c8a8044 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#24 0x00007f937c9285fc in ?? () from /lib/x86_64-linux-gnu/libc.so.6

Reported using DrKonqi

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