| Summary: | Plasma restarted after goes up from suspend (and connect a USB memory) | ||
|---|---|---|---|
| Product: | [Plasma] plasmashell | Reporter: | AsVHEn <asvhen> |
| Component: | general | Assignee: | Plasma Bugs List <plasma-bugs> |
| Status: | RESOLVED UPSTREAM | ||
| Severity: | crash | CC: | kde, nate |
| Priority: | NOR | Keywords: | drkonqi |
| Version: | 5.27.9 | ||
| Target Milestone: | 1.0 | ||
| Platform: | Debian stable | ||
| OS: | Linux | ||
| Latest Commit: | Version Fixed In: | ||
| Sentry Crash Report: | |||
Unfortunately this crash is deep in the Qt graphics subsystem drivers. I'm afraid there is nothing KDE can do here. Hopefully it's already fixed in Qt 6; I cannot reproduce the crash in my Plasma 6 session which uses Qt 6.5.2. |
Application: plasmashell (5.27.9) Qt Version: 5.15.10 Frameworks Version: 5.107.0 Operating System: Linux 6.5.0-3-amd64 x86_64 Windowing System: X11 Distribution: Debian GNU/Linux trixie/sid DrKonqi: 5.27.9 [CoredumpBackend] -- Information about the crash: Suspend -> Unsuspend -> Connect USB memory -> Plasma crashes The reporter is unsure if this crash is reproducible. -- Backtrace: Application: Plasma (plasmashell), signal: Segmentation fault PID: 1560930 (plasmashell) UID: 1000 (asvhen) GID: 1000 (asvhen) Signal: 11 (SEGV) Timestamp: Thu 2023-11-09 18:22:51 CET (18s ago) Command Line: /usr/bin/plasmashell --no-respawn Executable: /usr/bin/plasmashell Control Group: /user.slice/user-1000.slice/user@1000.service/session.slice/plasma-plasmashell.service Unit: user@1000.service User Unit: plasma-plasmashell.service Slice: user-1000.slice Owner UID: 1000 (asvhen) Boot ID: e1d07db64a234894b1f03b8b0795fd4a Machine ID: 0f7be283560440cfb3f873fdf857a88b Hostname: DebiaNegro Storage: /var/lib/systemd/coredump/core.plasmashell.1000.e1d07db64a234894b1f03b8b0795fd4a.1560930.1699550571000000.zst (present) Size on Disk: 33.3M Message: Process 1560930 (plasmashell) of user 1000 dumped core. Module libsystemd.so.0 from deb systemd-254.5-1.amd64 Module libzstd.so.1 from deb libzstd-1.5.5+dfsg2-2.amd64 Module libudev.so.1 from deb systemd-254.5-1.amd64 Stack trace of thread 1560930: #0 0x00007f5f856a80fc __pthread_kill_implementation (libc.so.6 + 0x8a0fc) #1 0x00007f5f8565a472 __GI_raise (libc.so.6 + 0x3c472) #2 0x00007f5f880d1b46 _ZN6KCrash19defaultCrashHandlerEi (libKF5Crash.so.5 + 0x5b46) #3 0x00007f5f8565a510 __restore_rt (libc.so.6 + 0x3c510) #4 0x00007f5f856a80fc __pthread_kill_implementation (libc.so.6 + 0x8a0fc) #5 0x00007f5f8565a472 __GI_raise (libc.so.6 + 0x3c472) #6 0x00007f5f8565a510 __restore_rt (libc.so.6 + 0x3c510) #7 0x00007f5f856a3154 __futex_abstimed_wait_common64 (libc.so.6 + 0x85154) #8 0x00007f5f856a5818 __pthread_cond_wait_common (libc.so.6 + 0x87818) #9 0x00007f5f85ce0cab _ZN21QWaitConditionPrivate4waitE14QDeadlineTimer (libQt5Core.so.5 + 0xe0cab) #10 0x00007f5f87c0c508 _ZN21QSGThreadedRenderLoop13polishAndSyncEPNS_6WindowEb (libQt5Quick.so.5 + 0x20c508) #11 0x00007f5f87c0d7c3 _ZN21QSGThreadedRenderLoop14handleExposureEP12QQuickWindow (libQt5Quick.so.5 + 0x20d7c3) #12 0x00007f5f8634b985 _ZN7QWindow5eventEP6QEvent (libQt5Gui.so.5 + 0x14b985) #13 0x00007f5f86b62f32 _ZN19QApplicationPrivate13notify_helperEP7QObjectP6QEvent (libQt5Widgets.so.5 + 0x162f32) #14 0x00007f5f85ecc7b8 _ZN16QCoreApplication15notifyInternal2EP7QObjectP6QEvent (libQt5Core.so.5 + 0x2cc7b8) #15 0x00007f5f863408f1 _ZN22QGuiApplicationPrivate18processExposeEventEPN29QWindowSystemInterfacePrivate11ExposeEventE (libQt5Gui.so.5 + 0x1408f1) #16 0x00007f5f863131ac _ZN22QWindowSystemInterface22sendWindowSystemEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE (libQt5Gui.so.5 + 0x1131ac) #17 0x00007f5f80cfa18e xcbSourceDispatch (libQt5XcbQpa.so.5 + 0x6f18e) #18 0x00007f5f8483c1f4 n/a (libglib-2.0.so.0 + 0x571f4) #19 0x00007f5f8483f317 n/a (libglib-2.0.so.0 + 0x5a317) #20 0x00007f5f8483f930 g_main_context_iteration (libglib-2.0.so.0 + 0x5a930) #21 0x00007f5f85f27dba _ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE (libQt5Core.so.5 + 0x327dba) #22 0x00007f5f85ecb16b _ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt5Core.so.5 + 0x2cb16b) #23 0x00007f5f85ed3914 _ZN16QCoreApplication4execEv (libQt5Core.so.5 + 0x2d3914) #24 0x0000557e7c8b8db4 main (plasmashell + 0x26db4) #25 0x00007f5f856456ca __libc_start_call_main (libc.so.6 + 0x276ca) #26 0x00007f5f85645785 __libc_start_main_impl (libc.so.6 + 0x27785) #27 0x0000557e7c8b8ed1 _start (plasmashell + 0x26ed1) Stack trace of thread 1560934: #0 0x00007f5f85719a1f __GI___poll (libc.so.6 + 0xfba1f) #1 0x00007f5f88331d12 n/a (libxcb.so.1 + 0xcd12) #2 0x00007f5f8833407a xcb_wait_for_event (libxcb.so.1 + 0xf07a) #3 0x00007f5f80cf90c8 _ZN14QXcbEventQueue3runEv (libQt5XcbQpa.so.5 + 0x6e0c8) #4 0x00007f5f85cdaeb1 operator() (libQt5Core.so.5 + 0xdaeb1) #5 0x00007f5f856a63ec start_thread (libc.so.6 + 0x883ec) #6 0x00007f5f85726a4c __clone3 (libc.so.6 + 0x108a4c) Stack trace of thread 1560960: #0 0x00007f5f856aae9c lll_mutex_unlock_optimized (libc.so.6 + 0x8ce9c) #1 0x00007f5f79e7285a n/a (libnvidia-glcore.so.525.125.06 + 0x147285a) #2 0x00007f5f79e72aaa n/a (libnvidia-glcore.so.525.125.06 + 0x1472aaa) #3 0x00007f5f79e7038a n/a (libnvidia-glcore.so.525.125.06 + 0x147038a) #4 0x00007f5f856a63ec start_thread (libc.so.6 + 0x883ec) #5 0x00007f5f85726a4c __clone3 (libc.so.6 + 0x108a4c) Stack trace of thread 1560939: #0 0x00007f5f85715a9c __GI___libc_read (libc.so.6 + 0xf7a9c) #1 0x00007f5f84894e9f n/a (libglib-2.0.so.0 + 0xafe9f) #2 0x00007f5f8483ec9c n/a (libglib-2.0.so.0 + 0x59c9c) #3 0x00007f5f8483f22b n/a (libglib-2.0.so.0 + 0x5a22b) #4 0x00007f5f8483f930 g_main_context_iteration (libglib-2.0.so.0 + 0x5a930) #5 0x00007f5f85f27dd6 _ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE (libQt5Core.so.5 + 0x327dd6) #6 0x00007f5f85ecb16b _ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt5Core.so.5 + 0x2cb16b) #7 0x00007f5f85cd9c52 _ZN7QThread4execEv (libQt5Core.so.5 + 0xd9c52) #8 0x00007f5f8711d7ab n/a (libQt5DBus.so.5 + 0x177ab) #9 0x00007f5f85cdaeb1 operator() (libQt5Core.so.5 + 0xdaeb1) #10 0x00007f5f856a63ec start_thread (libc.so.6 + 0x883ec) #11 0x00007f5f85726a4c __clone3 (libc.so.6 + 0x108a4c) Stack trace of thread 1560940: #0 0x00007f5f85719a1f __GI___poll (libc.so.6 + 0xfba1f) #1 0x00007f5f8483f277 n/a (libglib-2.0.so.0 + 0x5a277) #2 0x00007f5f8483f930 g_main_context_iteration (libglib-2.0.so.0 + 0x5a930) #3 0x00007f5f85f27dba _ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE (libQt5Core.so.5 + 0x327dba) #4 0x00007f5f85ecb16b _ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt5Core.so.5 + 0x2cb16b) #5 0x00007f5f85cd9c52 _ZN7QThread4execEv (libQt5Core.so.5 + 0xd9c52) #6 0x00007f5f87728d95 n/a (libQt5Qml.so.5 + 0x328d95) #7 0x00007f5f85cdaeb1 operator() (libQt5Core.so.5 + 0xdaeb1) #8 0x00007f5f856a63ec start_thread (libc.so.6 + 0x883ec) #9 0x00007f5f85726a4c __clone3 (libc.so.6 + 0x108a4c) Stack trace of thread 1564112: #0 0x00007f5f85719a1f __GI___poll (libc.so.6 + 0xfba1f) #1 0x00007f5f602132e1 n/a (libpulse.so.0 + 0x342e1) #2 0x00007f5f60204fa4 pa_mainloop_poll (libpulse.so.0 + 0x25fa4) #3 0x00007f5f60205606 pa_mainloop_iterate (libpulse.so.0 + 0x26606) #4 0x00007f5f602056b0 pa_mainloop_run (libpulse.so.0 + 0x266b0) #5 0x00007f5f602133b9 n/a (libpulse.so.0 + 0x343b9) #6 0x00007f5f6015333f n/a (libpulsecommon-16.1.so + 0x5b33f) #7 0x00007f5f856a63ec start_thread (libc.so.6 + 0x883ec) #8 0x00007f5f85726a4c __clone3 (libc.so.6 + 0x108a4c) Stack trace of thread 1560961: #0 0x00007f5f85719a1f __GI___poll (libc.so.6 + 0xfba1f) #1 0x00007f5f8483f277 n/a (libglib-2.0.so.0 + 0x5a277) #2 0x00007f5f8483f930 g_main_context_iteration (libglib-2.0.so.0 + 0x5a930) #3 0x00007f5f85f27dba _ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE (libQt5Core.so.5 + 0x327dba) #4 0x00007f5f85ecb16b _ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt5Core.so.5 + 0x2cb16b) #5 0x00007f5f85cd9c52 _ZN7QThread4execEv (libQt5Core.so.5 + 0xd9c52) #6 0x00007f5f87b56a16 _ZN18QQuickPixmapReader3runEv (libQt5Quick.so.5 + 0x156a16) #7 0x00007f5f85cdaeb1 operator() (libQt5Core.so.5 + 0xdaeb1) #8 0x00007f5f856a63ec start_thread (libc.so.6 + 0x883ec) #9 0x00007f5f85726a4c __clone3 (libc.so.6 + 0x108a4c) Stack trace of thread 1560959: #0 0x00007f5f856a3156 __futex_abstimed_wait_common64 (libc.so.6 + 0x85156) #1 0x00007f5f856a5818 __pthread_cond_wait_common (libc.so.6 + 0x87818) #2 0x00007f5f85ce0cab _ZN21QWaitConditionPrivate4waitE14QDeadlineTimer (libQt5Core.so.5 + 0xe0cab) #3 0x00007f5f87c08835 _ZN25QSGRenderThreadEventQueue9takeEventEb (libQt5Quick.so.5 + 0x208835) #4 0x00007f5f87c0ac61 _ZN15QSGRenderThread3runEv (libQt5Quick.so.5 + 0x20ac61) #5 0x00007f5f85cdaeb1 operator() (libQt5Core.so.5 + 0xdaeb1) #6 0x00007f5f856a63ec start_thread (libc.so.6 + 0x883ec) #7 0x00007f5f85726a4c __clone3 (libc.so.6 + 0x108a4c) Stack trace of thread 1560981: #0 0x00007f5f8571c301 pselect64_syscall (libc.so.6 + 0xfe301) #1 0x00007f5f83c42a8f n/a (libusbmuxd-2.0.so.6 + 0x2a8f) #2 0x00007f5f83c43d3b n/a (libusbmuxd-2.0.so.6 + 0x3d3b) #3 0x00007f5f856a63ec start_thread (libc.so.6 + 0x883ec) #4 0x00007f5f85726a4c __clone3 (libc.so.6 + 0x108a4c) Stack trace of thread 1564107: #0 0x00007f5f856a3156 __futex_abstimed_wait_common64 (libc.so.6 + 0x85156) #1 0x00007f5f856a5818 __pthread_cond_wait_common (libc.so.6 + 0x87818) #2 0x00007f5f85ce0cab _ZN21QWaitConditionPrivate4waitE14QDeadlineTimer (libQt5Core.so.5 + 0xe0cab) #3 0x00007f5f87c08835 _ZN25QSGRenderThreadEventQueue9takeEventEb (libQt5Quick.so.5 + 0x208835) #4 0x00007f5f87c0ac61 _ZN15QSGRenderThread3runEv (libQt5Quick.so.5 + 0x20ac61) #5 0x00007f5f85cdaeb1 operator() (libQt5Core.so.5 + 0xdaeb1) #6 0x00007f5f856a63ec start_thread (libc.so.6 + 0x883ec) #7 0x00007f5f85726a4c __clone3 (libc.so.6 + 0x108a4c) Stack trace of thread 1769044: #0 0x00007f5f856a3156 __futex_abstimed_wait_common64 (libc.so.6 + 0x85156) #1 0x00007f5f856a5afc __pthread_cond_wait_common (libc.so.6 + 0x87afc) #2 0x00007f5f85ce0c40 _ZN21QWaitConditionPrivate13wait_relativeE14QDeadlineTimer (libQt5Core.so.5 + 0xe0c40) #3 0x00007f5f85cde2cc _ZN17QThreadPoolThread3runEv (libQt5Core.so.5 + 0xde2cc) #4 0x00007f5f85cdaeb1 operator() (libQt5Core.so.5 + 0xdaeb1) #5 0x00007f5f856a63ec start_thread (libc.so.6 + 0x883ec) #6 0x00007f5f85726a4c __clone3 (libc.so.6 + 0x108a4c) Stack trace of thread 1561014: #0 0x00007f5f856a3156 __futex_abstimed_wait_common64 (libc.so.6 + 0x85156) #1 0x00007f5f856a5818 __pthread_cond_wait_common (libc.so.6 + 0x87818) #2 0x00007f5f85ce0cab _ZN21QWaitConditionPrivate4waitE14QDeadlineTimer (libQt5Core.so.5 + 0xe0cab) #3 0x00007f5f87c08835 _ZN25QSGRenderThreadEventQueue9takeEventEb (libQt5Quick.so.5 + 0x208835) #4 0x00007f5f87c0ac61 _ZN15QSGRenderThread3runEv (libQt5Quick.so.5 + 0x20ac61) #5 0x00007f5f85cdaeb1 operator() (libQt5Core.so.5 + 0xdaeb1) #6 0x00007f5f856a63ec start_thread (libc.so.6 + 0x883ec) #7 0x00007f5f85726a4c __clone3 (libc.so.6 + 0x108a4c) Stack trace of thread 1560996: #0 0x00007f5f85719a1f __GI___poll (libc.so.6 + 0xfba1f) #1 0x00007f5f8483f277 n/a (libglib-2.0.so.0 + 0x5a277) #2 0x00007f5f8483f930 g_main_context_iteration (libglib-2.0.so.0 + 0x5a930) #3 0x00007f5f85f27dba _ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE (libQt5Core.so.5 + 0x327dba) #4 0x00007f5f85ecb16b _ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt5Core.so.5 + 0x2cb16b) #5 0x00007f5f85cd9c52 _ZN7QThread4execEv (libQt5Core.so.5 + 0xd9c52) #6 0x00007f5f6ec89667 _ZN15KCupsConnection3runEv (libkcupslib.so + 0x23667) #7 0x00007f5f85cdaeb1 operator() (libQt5Core.so.5 + 0xdaeb1) #8 0x00007f5f856a63ec start_thread (libc.so.6 + 0x883ec) #9 0x00007f5f85726a4c __clone3 (libc.so.6 + 0x108a4c) Stack trace of thread 1564113: #0 0x00007f5f856a3156 __futex_abstimed_wait_common64 (libc.so.6 + 0x85156) #1 0x00007f5f856a5818 __pthread_cond_wait_common (libc.so.6 + 0x87818) #2 0x00007f5f85ce0cab _ZN21QWaitConditionPrivate4waitE14QDeadlineTimer (libQt5Core.so.5 + 0xe0cab) #3 0x00007f5f87c08835 _ZN25QSGRenderThreadEventQueue9takeEventEb (libQt5Quick.so.5 + 0x208835) #4 0x00007f5f87c0ac61 _ZN15QSGRenderThread3runEv (libQt5Quick.so.5 + 0x20ac61) #5 0x00007f5f85cdaeb1 operator() (libQt5Core.so.5 + 0xdaeb1) #6 0x00007f5f856a63ec start_thread (libc.so.6 + 0x883ec) #7 0x00007f5f85726a4c __clone3 (libc.so.6 + 0x108a4c) Stack trace of thread 1564141: #0 0x00007f5f856a3156 __futex_abstimed_wait_common64 (libc.so.6 + 0x85156) #1 0x00007f5f856a5818 __pthread_cond_wait_common (libc.so.6 + 0x87818) #2 0x00007f5f85ce0cab _ZN21QWaitConditionPrivate4waitE14QDeadlineTimer (libQt5Core.so.5 + 0xe0cab) #3 0x00007f5f87c08835 _ZN25QSGRenderThreadEventQueue9takeEventEb (libQt5Quick.so.5 + 0x208835) #4 0x00007f5f87c0ac61 _ZN15QSGRenderThread3runEv (libQt5Quick.so.5 + 0x20ac61) #5 0x00007f5f85cdaeb1 operator() (libQt5Core.so.5 + 0xdaeb1) #6 0x00007f5f856a63ec start_thread (libc.so.6 + 0x883ec) #7 0x00007f5f85726a4c __clone3 (libc.so.6 + 0x108a4c) Stack trace of thread 1564123: #0 0x00007f5f85719a1f __GI___poll (libc.so.6 + 0xfba1f) #1 0x00007f5f880d1150 n/a (libKF5Crash.so.5 + 0x5150) #2 0x00007f5f880d1ad6 _ZN6KCrash19defaultCrashHandlerEi (libKF5Crash.so.5 + 0x5ad6) #3 0x00007f5f8565a510 __restore_rt (libc.so.6 + 0x3c510) #4 0x00007f5f863882ba _ZNK14QScopedPointerI11QObjectData21QScopedPointerDeleterIS0_EEptEv (libQt5Gui.so.5 + 0x1882ba) #5 0x00007f5f87c0283d _ZN14QSGOpenGLLayer11invalidatedEv (libQt5Quick.so.5 + 0x20283d) #6 0x00007f5f87c0313c _ZN14QSGOpenGLLayerD2Ev (libQt5Quick.so.5 + 0x20313c) #7 0x00007f5f87c03199 _ZN14QSGOpenGLLayerD0Ev (libQt5Quick.so.5 + 0x203199) #8 0x00007f5f87d61353 _ZN31QQuickShaderEffectSourceCleanup3runEv (libQt5Quick.so.5 + 0x361353) #9 0x00007f5f87c6a6f9 _ZN19QQuickWindowPrivate15runAndClearJobsEP5QListIP9QRunnableE (libQt5Quick.so.5 + 0x26a6f9) #10 0x00007f5f87c6ad40 _ZN12QQuickWindow17cleanupSceneGraphEv (libQt5Quick.so.5 + 0x26ad40) #11 0x00007f5f87c0816d _ZN15QSGRenderThread4syncEbb (libQt5Quick.so.5 + 0x20816d) #12 0x00007f5f87c0a2e5 _ZN15QSGRenderThread13syncAndRenderEP6QImage (libQt5Quick.so.5 + 0x20a2e5) #13 0x00007f5f87c0ac1f _ZN15QSGRenderThread3runEv (libQt5Quick.so.5 + 0x20ac1f) #14 0x00007f5f85cdaeb1 operator() (libQt5Core.so.5 + 0xdaeb1) #15 0x00007f5f856a63ec start_thread (libc.so.6 + 0x883ec) #16 0x00007f5f85726a4c __clone3 (libc.so.6 + 0x108a4c) Stack trace of thread 1561053: #0 0x00007f5f856a3156 __futex_abstimed_wait_common64 (libc.so.6 + 0x85156) #1 0x00007f5f856a5818 __pthread_cond_wait_common (libc.so.6 + 0x87818) #2 0x00007f5f85ce0cab _ZN21QWaitConditionPrivate4waitE14QDeadlineTimer (libQt5Core.so.5 + 0xe0cab) #3 0x00007f5f87c08835 _ZN25QSGRenderThreadEventQueue9takeEventEb (libQt5Quick.so.5 + 0x208835) #4 0x00007f5f87c0ac61 _ZN15QSGRenderThread3runEv (libQt5Quick.so.5 + 0x20ac61) #5 0x00007f5f85cdaeb1 operator() (libQt5Core.so.5 + 0xdaeb1) #6 0x00007f5f856a63ec start_thread (libc.so.6 + 0x883ec) #7 0x00007f5f85726a4c __clone3 (libc.so.6 + 0x108a4c) ELF object binary architecture: AMD x86-64 [New LWP 1560930] [New LWP 1560934] [New LWP 1560960] [New LWP 1560939] [New LWP 1560940] [New LWP 1564112] [New LWP 1560961] [New LWP 1560959] [New LWP 1560981] [New LWP 1564107] [New LWP 1769044] [New LWP 1561014] [New LWP 1560996] [New LWP 1564113] [New LWP 1564141] [New LWP 1564123] [New LWP 1561053] [Thread debugging using libthread_db enabled] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1". Core was generated by `/usr/bin/plasmashell --no-respawn'. Program terminated with signal SIGSEGV, Segmentation fault. #0 __pthread_kill_implementation (threadid=<optimized out>, signo=signo@entry=11, no_tid=no_tid@entry=0) at ./nptl/pthread_kill.c:44 [Current thread is 1 (Thread 0x7f5f831d99c0 (LWP 1560930))] [Current thread is 11 (Thread 0x7f5eeb5c26c0 (LWP 1769044))] Thread 17 (Thread 0x7f5eebfff6c0 (LWP 1561053)): #0 __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x0, op=393, expected=0, futex_word=0x557e813e4f40) at ./nptl/futex-internal.c:57 #1 __futex_abstimed_wait_common (futex_word=futex_word@entry=0x557e813e4f40, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0, cancel=cancel@entry=true) at ./nptl/futex-internal.c:87 #2 0x00007f5f856a31bb in __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x557e813e4f40, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at ./nptl/futex-internal.c:139 #3 0x00007f5f856a5818 in __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x557e813e4ef0, cond=0x557e813e4f18) at ./nptl/pthread_cond_wait.c:503 #4 ___pthread_cond_wait (cond=0x557e813e4f18, mutex=0x557e813e4ef0) at ./nptl/pthread_cond_wait.c:618 #5 0x00007f5f85ce0cab in QWaitConditionPrivate::wait(QDeadlineTimer) (deadline=..., this=0x557e813e4ef0) at thread/qwaitcondition_unix.cpp:146 #6 QWaitCondition::wait(QMutex*, QDeadlineTimer) (this=this@entry=0x557e8157c428, mutex=mutex@entry=0x557e8157c420, deadline=...) at thread/qwaitcondition_unix.cpp:225 #7 0x00007f5f87c08835 in QSGRenderThreadEventQueue::takeEvent(bool) (wait=true, this=0x557e8157c418) at scenegraph/qsgthreadedrenderloop.cpp:257 #8 QSGRenderThread::processEventsAndWaitForMore() (this=this@entry=0x557e8157c380) at scenegraph/qsgthreadedrenderloop.cpp:935 #9 0x00007f5f87c0ac61 in QSGRenderThread::run() (this=0x557e8157c380) at scenegraph/qsgthreadedrenderloop.cpp:1052 #10 0x00007f5f85cdaeb1 in operator() (__closure=<optimized out>) at thread/qthread_unix.cpp:351 #11 (anonymous namespace)::terminate_on_exception<QThreadPrivate::start(void*)::<lambda()> > (t=<optimized out>) at thread/qthread_unix.cpp:288 #12 QThreadPrivate::start(void*) (arg=0x557e8157c380) at thread/qthread_unix.cpp:311 #13 0x00007f5f856a63ec in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:444 #14 0x00007f5f85726a4c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 16 (Thread 0x7f5f636136c0 (LWP 1564123)): [KCrash Handler] #4 0x00007f5f863882ba in QScopedPointer<QObjectData, QScopedPointerDeleter<QObjectData> >::operator->() const (this=0x8) at ../../include/QtCore/../../src/corelib/tools/qscopedpointer.h:118 #5 qGetPtrHelper<QScopedPointer<QObjectData, QScopedPointerDeleter<QObjectData> > const>(QScopedPointer<QObjectData, QScopedPointerDeleter<QObjectData> > const&) (ptr=...) at ../../include/QtCore/../../src/corelib/global/qglobal.h:1149 #6 QOpenGLContext::d_func() const (this=0x0) at ../../include/QtGui/../../src/gui/kernel/qopenglcontext.h:152 #7 QOpenGLContext::functions() const (this=0x0) at kernel/qopenglcontext.cpp:739 #8 0x00007f5f87c0283d in QSGOpenGLLayer::invalidated() (this=this@entry=0x7f5f50551cf0) at scenegraph/qsgopengllayer.cpp:134 #9 0x00007f5f87c0313c in QSGOpenGLLayer::~QSGOpenGLLayer() (this=0x7f5f50551cf0, __in_chrg=<optimized out>) at scenegraph/qsgopengllayer.cpp:119 #10 0x00007f5f87c03199 in QSGOpenGLLayer::~QSGOpenGLLayer() (this=0x7f5f50551cf0, __in_chrg=<optimized out>) at scenegraph/qsgopengllayer.cpp:120 #11 0x00007f5f87d61353 in QQuickShaderEffectSourceCleanup::run() (this=0x557e80eb52d0) at items/qquickshadereffectsource.cpp:91 #12 0x00007f5f87c6a6f9 in QQuickWindowPrivate::runAndClearJobs(QList<QRunnable*>*) (this=this@entry=0x557e7e64cfb0, jobs=jobs@entry=0x557e7e64d238) at items/qquickwindow.cpp:5743 #13 0x00007f5f87c6ad40 in QQuickWindow::cleanupSceneGraph() (this=<optimized out>) at items/qquickwindow.cpp:3974 #14 0x00007f5f87c6fba7 in QQuickWindowPrivate::cleanupNodesOnShutdown() (this=<optimized out>) at items/qquickwindow.cpp:3621 #15 0x00007f5f87c0816d in QSGRenderThread::sync(bool, bool) (this=this@entry=0x557e7f9fb290, inExpose=inExpose@entry=true, inGrab=inGrab@entry=false) at scenegraph/qsgthreadedrenderloop.cpp:617 #16 0x00007f5f87c0a2e5 in QSGRenderThread::syncAndRender(QImage*) (this=this@entry=0x557e7f9fb290, grabImage=grabImage@entry=0x0) at scenegraph/qsgthreadedrenderloop.cpp:777 #17 0x00007f5f87c0ac1f in QSGRenderThread::run() (this=0x557e7f9fb290) at scenegraph/qsgthreadedrenderloop.cpp:1042 #18 0x00007f5f85cdaeb1 in operator() (__closure=<optimized out>) at thread/qthread_unix.cpp:351 #19 (anonymous namespace)::terminate_on_exception<QThreadPrivate::start(void*)::<lambda()> > (t=<optimized out>) at thread/qthread_unix.cpp:288 #20 QThreadPrivate::start(void*) (arg=0x557e7f9fb290) at thread/qthread_unix.cpp:311 #21 0x00007f5f856a63ec in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:444 #22 0x00007f5f85726a4c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 15 (Thread 0x7f5f477fe6c0 (LWP 1564141)): #0 __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x0, op=393, expected=0, futex_word=0x557e820c86e4) at ./nptl/futex-internal.c:57 #1 __futex_abstimed_wait_common (futex_word=futex_word@entry=0x557e820c86e4, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0, cancel=cancel@entry=true) at ./nptl/futex-internal.c:87 #2 0x00007f5f856a31bb in __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x557e820c86e4, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at ./nptl/futex-internal.c:139 #3 0x00007f5f856a5818 in __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x557e820c8690, cond=0x557e820c86b8) at ./nptl/pthread_cond_wait.c:503 #4 ___pthread_cond_wait (cond=0x557e820c86b8, mutex=0x557e820c8690) at ./nptl/pthread_cond_wait.c:618 #5 0x00007f5f85ce0cab in QWaitConditionPrivate::wait(QDeadlineTimer) (deadline=..., this=0x557e820c8690) at thread/qwaitcondition_unix.cpp:146 #6 QWaitCondition::wait(QMutex*, QDeadlineTimer) (this=this@entry=0x7f5f6897a808, mutex=mutex@entry=0x7f5f6897a800, deadline=...) at thread/qwaitcondition_unix.cpp:225 #7 0x00007f5f87c08835 in QSGRenderThreadEventQueue::takeEvent(bool) (wait=true, this=0x7f5f6897a7f8) at scenegraph/qsgthreadedrenderloop.cpp:257 #8 QSGRenderThread::processEventsAndWaitForMore() (this=this@entry=0x7f5f6897a760) at scenegraph/qsgthreadedrenderloop.cpp:935 #9 0x00007f5f87c0ac61 in QSGRenderThread::run() (this=0x7f5f6897a760) at scenegraph/qsgthreadedrenderloop.cpp:1052 #10 0x00007f5f85cdaeb1 in operator() (__closure=<optimized out>) at thread/qthread_unix.cpp:351 #11 (anonymous namespace)::terminate_on_exception<QThreadPrivate::start(void*)::<lambda()> > (t=<optimized out>) at thread/qthread_unix.cpp:288 #12 QThreadPrivate::start(void*) (arg=0x7f5f6897a760) at thread/qthread_unix.cpp:311 #13 0x00007f5f856a63ec in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:444 #14 0x00007f5f85726a4c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 14 (Thread 0x7f5f467fc6c0 (LWP 1564113)): #0 __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x0, op=393, expected=0, futex_word=0x557e819a4134) at ./nptl/futex-internal.c:57 #1 __futex_abstimed_wait_common (futex_word=futex_word@entry=0x557e819a4134, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0, cancel=cancel@entry=true) at ./nptl/futex-internal.c:87 #2 0x00007f5f856a31bb in __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x557e819a4134, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at ./nptl/futex-internal.c:139 #3 0x00007f5f856a5818 in __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x557e819a40e0, cond=0x557e819a4108) at ./nptl/pthread_cond_wait.c:503 #4 ___pthread_cond_wait (cond=0x557e819a4108, mutex=0x557e819a40e0) at ./nptl/pthread_cond_wait.c:618 #5 0x00007f5f85ce0cab in QWaitConditionPrivate::wait(QDeadlineTimer) (deadline=..., this=0x557e819a40e0) at thread/qwaitcondition_unix.cpp:146 #6 QWaitCondition::wait(QMutex*, QDeadlineTimer) (this=this@entry=0x557e81a79d98, mutex=mutex@entry=0x557e81a79d90, deadline=...) at thread/qwaitcondition_unix.cpp:225 #7 0x00007f5f87c08835 in QSGRenderThreadEventQueue::takeEvent(bool) (wait=true, this=0x557e81a79d88) at scenegraph/qsgthreadedrenderloop.cpp:257 #8 QSGRenderThread::processEventsAndWaitForMore() (this=this@entry=0x557e81a79cf0) at scenegraph/qsgthreadedrenderloop.cpp:935 #9 0x00007f5f87c0ac61 in QSGRenderThread::run() (this=0x557e81a79cf0) at scenegraph/qsgthreadedrenderloop.cpp:1052 #10 0x00007f5f85cdaeb1 in operator() (__closure=<optimized out>) at thread/qthread_unix.cpp:351 #11 (anonymous namespace)::terminate_on_exception<QThreadPrivate::start(void*)::<lambda()> > (t=<optimized out>) at thread/qthread_unix.cpp:288 #12 QThreadPrivate::start(void*) (arg=0x557e81a79cf0) at thread/qthread_unix.cpp:311 #13 0x00007f5f856a63ec in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:444 #14 0x00007f5f85726a4c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 13 (Thread 0x7f5f20bb66c0 (LWP 1560996)): #0 0x00007f5f85719a1f in __GI___poll (fds=0x7f5f040017a0, nfds=1, timeout=3499899) at ../sysdeps/unix/sysv/linux/poll.c:29 #1 0x00007f5f8483f277 in () at /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f5f8483f930 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f5f85f27dba in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f5f04001740, flags=...) at kernel/qeventdispatcher_glib.cpp:423 #4 0x00007f5f85ecb16b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f5f20bb5b80, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:69 #5 0x00007f5f85cd9c52 in QThread::exec() (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121 #6 0x00007f5f6ec89667 in KCupsConnection::run() () at /lib/x86_64-linux-gnu/libkcupslib.so #7 0x00007f5f85cdaeb1 in operator() (__closure=<optimized out>) at thread/qthread_unix.cpp:351 #8 (anonymous namespace)::terminate_on_exception<QThreadPrivate::start(void*)::<lambda()> > (t=<optimized out>) at thread/qthread_unix.cpp:288 #9 QThreadPrivate::start(void*) (arg=0x557e7eaaf8f0) at thread/qthread_unix.cpp:311 #10 0x00007f5f856a63ec in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:444 #11 0x00007f5f85726a4c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 12 (Thread 0x7f5f213b76c0 (LWP 1561014)): #0 __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x0, op=393, expected=0, futex_word=0x557e7dbf7084) at ./nptl/futex-internal.c:57 #1 __futex_abstimed_wait_common (futex_word=futex_word@entry=0x557e7dbf7084, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0, cancel=cancel@entry=true) at ./nptl/futex-internal.c:87 #2 0x00007f5f856a31bb in __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x557e7dbf7084, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at ./nptl/futex-internal.c:139 #3 0x00007f5f856a5818 in __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x557e7dbf7030, cond=0x557e7dbf7058) at ./nptl/pthread_cond_wait.c:503 #4 ___pthread_cond_wait (cond=0x557e7dbf7058, mutex=0x557e7dbf7030) at ./nptl/pthread_cond_wait.c:618 #5 0x00007f5f85ce0cab in QWaitConditionPrivate::wait(QDeadlineTimer) (deadline=..., this=0x557e7dbf7030) at thread/qwaitcondition_unix.cpp:146 #6 QWaitCondition::wait(QMutex*, QDeadlineTimer) (this=this@entry=0x557e801db0b8, mutex=mutex@entry=0x557e801db0b0, deadline=...) at thread/qwaitcondition_unix.cpp:225 #7 0x00007f5f87c08835 in QSGRenderThreadEventQueue::takeEvent(bool) (wait=true, this=0x557e801db0a8) at scenegraph/qsgthreadedrenderloop.cpp:257 #8 QSGRenderThread::processEventsAndWaitForMore() (this=this@entry=0x557e801db010) at scenegraph/qsgthreadedrenderloop.cpp:935 #9 0x00007f5f87c0ac61 in QSGRenderThread::run() (this=0x557e801db010) at scenegraph/qsgthreadedrenderloop.cpp:1052 #10 0x00007f5f85cdaeb1 in operator() (__closure=<optimized out>) at thread/qthread_unix.cpp:351 #11 (anonymous namespace)::terminate_on_exception<QThreadPrivate::start(void*)::<lambda()> > (t=<optimized out>) at thread/qthread_unix.cpp:288 #12 QThreadPrivate::start(void*) (arg=0x557e801db010) at thread/qthread_unix.cpp:311 #13 0x00007f5f856a63ec in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:444 #14 0x00007f5f85726a4c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 11 (Thread 0x7f5eeb5c26c0 (LWP 1769044)): #0 __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x7f5eeb5c1b10, op=137, expected=0, futex_word=0x557e80f2a050) at ./nptl/futex-internal.c:57 #1 __futex_abstimed_wait_common (futex_word=futex_word@entry=0x557e80f2a050, expected=expected@entry=0, clockid=clockid@entry=1, abstime=abstime@entry=0x7f5eeb5c1b10, private=private@entry=0, cancel=cancel@entry=true) at ./nptl/futex-internal.c:87 #2 0x00007f5f856a31bb in __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x557e80f2a050, expected=expected@entry=0, clockid=clockid@entry=1, abstime=abstime@entry=0x7f5eeb5c1b10, private=private@entry=0) at ./nptl/futex-internal.c:139 #3 0x00007f5f856a5afc in __pthread_cond_wait_common (abstime=0x7f5eeb5c1b10, clockid=1, mutex=0x557e80f2a000, cond=0x557e80f2a028) at ./nptl/pthread_cond_wait.c:503 #4 ___pthread_cond_timedwait64 (cond=0x557e80f2a028, mutex=0x557e80f2a000, abstime=0x7f5eeb5c1b10) at ./nptl/pthread_cond_wait.c:643 #5 0x00007f5f85ce0c40 in QWaitConditionPrivate::wait_relative(QDeadlineTimer) (deadline=..., this=0x557e80f2a000) at thread/qwaitcondition_unix.cpp:136 #6 QWaitConditionPrivate::wait(QDeadlineTimer) (deadline=..., this=0x557e80f2a000) at thread/qwaitcondition_unix.cpp:144 #7 QWaitCondition::wait(QMutex*, QDeadlineTimer) (this=this@entry=0x557e7f894780, mutex=mutex@entry=0x557e7f89ce88, deadline=...) at thread/qwaitcondition_unix.cpp:225 #8 0x00007f5f85cde2cc in QThreadPoolThread::run() (this=0x557e7f894770) at thread/qthreadpool.cpp:140 #9 0x00007f5f85cdaeb1 in operator() (__closure=<optimized out>) at thread/qthread_unix.cpp:351 #10 (anonymous namespace)::terminate_on_exception<QThreadPrivate::start(void*)::<lambda()> > (t=<optimized out>) at thread/qthread_unix.cpp:288 #11 QThreadPrivate::start(void*) (arg=0x557e7f894770) at thread/qthread_unix.cpp:311 #12 0x00007f5f856a63ec in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:444 #13 0x00007f5f85726a4c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 10 (Thread 0x7f5f60e0e6c0 (LWP 1564107)): #0 __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x0, op=393, expected=0, futex_word=0x557e7f96e584) at ./nptl/futex-internal.c:57 #1 __futex_abstimed_wait_common (futex_word=futex_word@entry=0x557e7f96e584, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0, cancel=cancel@entry=true) at ./nptl/futex-internal.c:87 #2 0x00007f5f856a31bb in __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x557e7f96e584, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at ./nptl/futex-internal.c:139 #3 0x00007f5f856a5818 in __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x557e7f96e530, cond=0x557e7f96e558) at ./nptl/pthread_cond_wait.c:503 #4 ___pthread_cond_wait (cond=0x557e7f96e558, mutex=0x557e7f96e530) at ./nptl/pthread_cond_wait.c:618 #5 0x00007f5f85ce0cab in QWaitConditionPrivate::wait(QDeadlineTimer) (deadline=..., this=0x557e7f96e530) at thread/qwaitcondition_unix.cpp:146 #6 QWaitCondition::wait(QMutex*, QDeadlineTimer) (this=this@entry=0x557e7f61ec38, mutex=mutex@entry=0x557e7f61ec30, deadline=...) at thread/qwaitcondition_unix.cpp:225 #7 0x00007f5f87c08835 in QSGRenderThreadEventQueue::takeEvent(bool) (wait=true, this=0x557e7f61ec28) at scenegraph/qsgthreadedrenderloop.cpp:257 #8 QSGRenderThread::processEventsAndWaitForMore() (this=this@entry=0x557e7f61eb90) at scenegraph/qsgthreadedrenderloop.cpp:935 #9 0x00007f5f87c0ac61 in QSGRenderThread::run() (this=0x557e7f61eb90) at scenegraph/qsgthreadedrenderloop.cpp:1052 #10 0x00007f5f85cdaeb1 in operator() (__closure=<optimized out>) at thread/qthread_unix.cpp:351 #11 (anonymous namespace)::terminate_on_exception<QThreadPrivate::start(void*)::<lambda()> > (t=<optimized out>) at thread/qthread_unix.cpp:288 #12 QThreadPrivate::start(void*) (arg=0x557e7f61eb90) at thread/qthread_unix.cpp:311 #13 0x00007f5f856a63ec in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:444 #14 0x00007f5f85726a4c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 9 (Thread 0x7f5f21d676c0 (LWP 1560981)): #0 pselect64_syscall (sigmask=<optimized out>, timeout=<optimized out>, exceptfds=0x0, writefds=0x0, readfds=0x7f5f21d5eac0, nfds=69) at ../sysdeps/unix/sysv/linux/pselect.c:34 #1 __pselect (nfds=69, readfds=0x7f5f21d5eac0, writefds=0x0, exceptfds=0x0, timeout=<optimized out>, sigmask=<optimized out>) at ../sysdeps/unix/sysv/linux/pselect.c:56 #2 0x00007f5f83c42a8f in () at /lib/x86_64-linux-gnu/libusbmuxd-2.0.so.6 #3 0x00007f5f83c43d3b in () at /lib/x86_64-linux-gnu/libusbmuxd-2.0.so.6 #4 0x00007f5f856a63ec in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:444 #5 0x00007f5f85726a4c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 8 (Thread 0x7f5f6d7ff6c0 (LWP 1560959)): #0 __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x0, op=393, expected=0, futex_word=0x557e7dc70880) at ./nptl/futex-internal.c:57 #1 __futex_abstimed_wait_common (futex_word=futex_word@entry=0x557e7dc70880, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0, cancel=cancel@entry=true) at ./nptl/futex-internal.c:87 #2 0x00007f5f856a31bb in __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x557e7dc70880, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at ./nptl/futex-internal.c:139 #3 0x00007f5f856a5818 in __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x557e7dc70830, cond=0x557e7dc70858) at ./nptl/pthread_cond_wait.c:503 #4 ___pthread_cond_wait (cond=0x557e7dc70858, mutex=0x557e7dc70830) at ./nptl/pthread_cond_wait.c:618 #5 0x00007f5f85ce0cab in QWaitConditionPrivate::wait(QDeadlineTimer) (deadline=..., this=0x557e7dc70830) at thread/qwaitcondition_unix.cpp:146 #6 QWaitCondition::wait(QMutex*, QDeadlineTimer) (this=this@entry=0x557e7da12b78, mutex=mutex@entry=0x557e7da12b70, deadline=...) at thread/qwaitcondition_unix.cpp:225 #7 0x00007f5f87c08835 in QSGRenderThreadEventQueue::takeEvent(bool) (wait=true, this=0x557e7da12b68) at scenegraph/qsgthreadedrenderloop.cpp:257 #8 QSGRenderThread::processEventsAndWaitForMore() (this=this@entry=0x557e7da12ad0) at scenegraph/qsgthreadedrenderloop.cpp:935 #9 0x00007f5f87c0ac61 in QSGRenderThread::run() (this=0x557e7da12ad0) at scenegraph/qsgthreadedrenderloop.cpp:1052 #10 0x00007f5f85cdaeb1 in operator() (__closure=<optimized out>) at thread/qthread_unix.cpp:351 #11 (anonymous namespace)::terminate_on_exception<QThreadPrivate::start(void*)::<lambda()> > (t=<optimized out>) at thread/qthread_unix.cpp:288 #12 QThreadPrivate::start(void*) (arg=0x557e7da12ad0) at thread/qthread_unix.cpp:311 #13 0x00007f5f856a63ec in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:444 #14 0x00007f5f85726a4c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 7 (Thread 0x7f5f63fff6c0 (LWP 1560961)): #0 0x00007f5f85719a1f in __GI___poll (fds=0x7f5f58001530, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29 #1 0x00007f5f8483f277 in () at /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f5f8483f930 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f5f85f27dba in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f5f58000b70, flags=...) at kernel/qeventdispatcher_glib.cpp:423 #4 0x00007f5f85ecb16b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f5f63ffeb80, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:69 #5 0x00007f5f85cd9c52 in QThread::exec() (this=this@entry=0x557e7d8ba150) at ../../include/QtCore/../../src/corelib/global/qflags.h:121 #6 0x00007f5f87b56a16 in QQuickPixmapReader::run() (this=0x557e7d8ba150) at util/qquickpixmapcache.cpp:1024 #7 0x00007f5f85cdaeb1 in operator() (__closure=<optimized out>) at thread/qthread_unix.cpp:351 #8 (anonymous namespace)::terminate_on_exception<QThreadPrivate::start(void*)::<lambda()> > (t=<optimized out>) at thread/qthread_unix.cpp:288 #9 QThreadPrivate::start(void*) (arg=0x557e7d8ba150) at thread/qthread_unix.cpp:311 #10 0x00007f5f856a63ec in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:444 #11 0x00007f5f85726a4c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 6 (Thread 0x7f5f45ffb6c0 (LWP 1564112)): #0 0x00007f5f85719a1f in __GI___poll (fds=0x7f5f30000e10, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29 #1 0x00007f5f602132e1 in () at /lib/x86_64-linux-gnu/libpulse.so.0 #2 0x00007f5f60204fa4 in pa_mainloop_poll () at /lib/x86_64-linux-gnu/libpulse.so.0 #3 0x00007f5f60205606 in pa_mainloop_iterate () at /lib/x86_64-linux-gnu/libpulse.so.0 #4 0x00007f5f602056b0 in pa_mainloop_run () at /lib/x86_64-linux-gnu/libpulse.so.0 #5 0x00007f5f602133b9 in () at /lib/x86_64-linux-gnu/libpulse.so.0 #6 0x00007f5f6015333f in () at /usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-16.1.so #7 0x00007f5f856a63ec in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:444 #8 0x00007f5f85726a4c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 5 (Thread 0x7f5f773ff6c0 (LWP 1560940)): #0 0x00007f5f85719a1f in __GI___poll (fds=0x7f5f680013b0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29 #1 0x00007f5f8483f277 in () at /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f5f8483f930 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f5f85f27dba in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f5f68000b70, flags=...) at kernel/qeventdispatcher_glib.cpp:423 #4 0x00007f5f85ecb16b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f5f773feba0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:69 #5 0x00007f5f85cd9c52 in QThread::exec() (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121 #6 0x00007f5f87728d95 in () at /lib/x86_64-linux-gnu/libQt5Qml.so.5 #7 0x00007f5f85cdaeb1 in operator() (__closure=<optimized out>) at thread/qthread_unix.cpp:351 #8 (anonymous namespace)::terminate_on_exception<QThreadPrivate::start(void*)::<lambda()> > (t=<optimized out>) at thread/qthread_unix.cpp:288 #9 QThreadPrivate::start(void*) (arg=0x557e7ced3e30) at thread/qthread_unix.cpp:311 #10 0x00007f5f856a63ec in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:444 #11 0x00007f5f85726a4c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 4 (Thread 0x7f5f787816c0 (LWP 1560939)): #0 __GI___libc_read (nbytes=8, buf=0x7f5f78780980, fd=21) at ../sysdeps/unix/sysv/linux/read.c:26 #1 __GI___libc_read (fd=21, buf=0x7f5f78780980, nbytes=8) at ../sysdeps/unix/sysv/linux/read.c:24 #2 0x00007f5f84894e9f in () at /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f5f8483ec9c in () at /lib/x86_64-linux-gnu/libglib-2.0.so.0 #4 0x00007f5f8483f22b in () at /lib/x86_64-linux-gnu/libglib-2.0.so.0 #5 0x00007f5f8483f930 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0 #6 0x00007f5f85f27dd6 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f5f70000b70, flags=...) at kernel/qeventdispatcher_glib.cpp:425 #7 0x00007f5f85ecb16b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f5f78780b90, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:69 #8 0x00007f5f85cd9c52 in QThread::exec() (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121 #9 0x00007f5f8711d7ab in () at /lib/x86_64-linux-gnu/libQt5DBus.so.5 #10 0x00007f5f85cdaeb1 in operator() (__closure=<optimized out>) at thread/qthread_unix.cpp:351 #11 (anonymous namespace)::terminate_on_exception<QThreadPrivate::start(void*)::<lambda()> > (t=<optimized out>) at thread/qthread_unix.cpp:288 #12 QThreadPrivate::start(void*) (arg=0x7f5f87196d80) at thread/qthread_unix.cpp:311 #13 0x00007f5f856a63ec in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:444 #14 0x00007f5f85726a4c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 3 (Thread 0x7f5f6cffe6c0 (LWP 1560960)): #0 lll_mutex_unlock_optimized (mutex=0x7f5f7b4688e0) at ./nptl/pthread_mutex_unlock.c:43 #1 __GI___pthread_mutex_unlock_usercnt (mutex=0x7f5f7b4688e0, decr=<optimized out>) at ./nptl/pthread_mutex_unlock.c:68 #2 0x00007f5f79e7285a in () at /lib/x86_64-linux-gnu/libnvidia-glcore.so.525.125.06 #3 0x00007f5f79e72aaa in () at /lib/x86_64-linux-gnu/libnvidia-glcore.so.525.125.06 #4 0x00007f5f79e7038a in () at /lib/x86_64-linux-gnu/libnvidia-glcore.so.525.125.06 #5 0x00007f5f856a63ec in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:444 #6 0x00007f5f85726a4c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 2 (Thread 0x7f5f809ed6c0 (LWP 1560934)): #0 0x00007f5f85719a1f in __GI___poll (fds=0x7f5f809ecac8, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29 #1 0x00007f5f88331d12 in () at /lib/x86_64-linux-gnu/libxcb.so.1 #2 0x00007f5f8833407a in xcb_wait_for_event () at /lib/x86_64-linux-gnu/libxcb.so.1 #3 0x00007f5f80cf90c8 in QXcbEventQueue::run() (this=0x557e7ced3d50) at ./src/plugins/platforms/xcb/qxcbeventqueue.cpp:228 #4 0x00007f5f85cdaeb1 in operator() (__closure=<optimized out>) at thread/qthread_unix.cpp:351 #5 (anonymous namespace)::terminate_on_exception<QThreadPrivate::start(void*)::<lambda()> > (t=<optimized out>) at thread/qthread_unix.cpp:288 #6 QThreadPrivate::start(void*) (arg=0x557e7ced3d50) at thread/qthread_unix.cpp:311 #7 0x00007f5f856a63ec in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:444 #8 0x00007f5f85726a4c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 1 (Thread 0x7f5f831d99c0 (LWP 1560930)): [KCrash Handler] #5 __pthread_kill_implementation (threadid=<optimized out>, signo=signo@entry=11, no_tid=no_tid@entry=0) at ./nptl/pthread_kill.c:44 #6 0x00007f5f856a815f in __pthread_kill_internal (signo=11, threadid=<optimized out>) at ./nptl/pthread_kill.c:78 #7 0x00007f5f8565a472 in __GI_raise (sig=11) at ../sysdeps/posix/raise.c:26 #8 0x00007f5f8565a510 in <signal handler called> () at /lib/x86_64-linux-gnu/libc.so.6 #9 0x00007f5f856a3154 in __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x0, op=393, expected=0, futex_word=0x557e80b4d234) at ./nptl/futex-internal.c:57 #10 __futex_abstimed_wait_common (futex_word=futex_word@entry=0x557e80b4d234, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0, cancel=cancel@entry=true) at ./nptl/futex-internal.c:87 #11 0x00007f5f856a31bb in __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x557e80b4d234, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at ./nptl/futex-internal.c:139 #12 0x00007f5f856a5818 in __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x557e80b4d1e0, cond=0x557e80b4d208) at ./nptl/pthread_cond_wait.c:503 #13 ___pthread_cond_wait (cond=0x557e80b4d208, mutex=0x557e80b4d1e0) at ./nptl/pthread_cond_wait.c:618 #14 0x00007f5f85ce0cab in QWaitConditionPrivate::wait(QDeadlineTimer) (deadline=..., this=0x557e80b4d1e0) at thread/qwaitcondition_unix.cpp:146 #15 QWaitCondition::wait(QMutex*, QDeadlineTimer) (this=<optimized out>, mutex=0x557e7f9fb2e8, deadline=...) at thread/qwaitcondition_unix.cpp:225 #16 0x00007f5f87c0c508 in QSGThreadedRenderLoop::polishAndSync(QSGThreadedRenderLoop::Window*, bool) (this=this@entry=0x557e7dbadd20, w=w@entry=0x7f5f7c015d80, inExpose=inExpose@entry=true) at scenegraph/qsgthreadedrenderloop.cpp:1603 #17 0x00007f5f87c0d7c3 in QSGThreadedRenderLoop::handleExposure(QQuickWindow*) (this=0x557e7dbadd20, window=<optimized out>) at scenegraph/qsgthreadedrenderloop.cpp:1374 #18 0x00007f5f8634b985 in QWindow::event(QEvent*) (this=0x557e7f2a23b0, ev=<optimized out>) at kernel/qwindow.cpp:2455 #19 0x00007f5f86b62f32 in QApplicationPrivate::notify_helper(QObject*, QEvent*) (this=<optimized out>, receiver=0x557e7f2a23b0, e=0x7ffdae3fcc60) at kernel/qapplication.cpp:3640 #20 0x00007f5f85ecc7b8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) (receiver=0x557e7f2a23b0, event=0x7ffdae3fcc60) at kernel/qcoreapplication.cpp:1064 #21 0x00007f5f85ecc9b2 in QCoreApplication::sendSpontaneousEvent(QObject*, QEvent*) (receiver=<optimized out>, event=<optimized out>) at kernel/qcoreapplication.cpp:1474 #22 0x00007f5f863408f1 in QGuiApplicationPrivate::processExposeEvent(QWindowSystemInterfacePrivate::ExposeEvent*) (e=0x7f5f7c016ad0) at kernel/qguiapplication.cpp:3254 #23 0x00007f5f863131ac in QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) (flags=flags@entry=...) at kernel/qwindowsysteminterface.cpp:1169 #24 0x00007f5f80cfa18e in xcbSourceDispatch(GSource*, GSourceFunc, gpointer) (source=<optimized out>) at ./src/plugins/platforms/xcb/qxcbeventdispatcher.cpp:105 #25 0x00007f5f8483c1f4 in () at /lib/x86_64-linux-gnu/libglib-2.0.so.0 #26 0x00007f5f8483f317 in () at /lib/x86_64-linux-gnu/libglib-2.0.so.0 #27 0x00007f5f8483f930 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0 #28 0x00007f5f85f27dba in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x557e7cfe7ce0, flags=...) at kernel/qeventdispatcher_glib.cpp:423 #29 0x00007f5f85ecb16b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7ffdae3fced0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:69 #30 0x00007f5f85ed3914 in QCoreApplication::exec() () at ../../include/QtCore/../../src/corelib/global/qflags.h:121 #31 0x00007f5f86333190 in QGuiApplication::exec() () at kernel/qguiapplication.cpp:1863 #32 0x00007f5f86b62ea9 in QApplication::exec() () at kernel/qapplication.cpp:2832 #33 0x0000557e7c8b8db4 in main(int, char**) (argc=<optimized out>, argv=<optimized out>) at ./shell/main.cpp:235 The reporter indicates this bug may be a duplicate of or related to bug 476596. Reported using DrKonqi