| Summary: | Plasma crashed on Wayland when the screen was repeatedly locked and unlocked | ||
|---|---|---|---|
| Product: | [Plasma] plasmashell | Reporter: | Patrick Silva <bugseforuns> |
| Component: | general | Assignee: | David Edmundson <kde> |
| Status: | RESOLVED UPSTREAM | ||
| Severity: | crash | CC: | nate, plasma-bugs |
| Priority: | NOR | Keywords: | drkonqi, wayland-only |
| Version First Reported In: | master | ||
| Target Milestone: | 1.0 | ||
| Platform: | Neon | ||
| OS: | Linux | ||
| URL: | https://gitlab.freedesktop.org/mesa/mesa/-/issues/4902 | ||
| Latest Commit: | Version Fixed In: | ||
| Sentry Crash Report: | |||
This is an already-fixed upstream Mesa issue: https://gitlab.freedesktop.org/mesa/mesa/-/issues/4902 Apparently Neon's Mesa is old and doesn't have that fix, which isn't surprising. |
Application: plasmashell (5.24.80) Qt Version: 5.15.3 Frameworks Version: 5.91.0 Operating System: Linux 5.11.0-40-generic x86_64 Windowing System: Wayland Distribution: KDE neon Unstable Edition DrKonqi: 5.24.80 [CoredumpBackend] -- Information about the crash: - What I was doing when the application crashed: I was repeatedly locking and unlocking the screen to test a bug, then at some point Plasma crashed. The reporter is unsure if this crash is reproducible. -- Backtrace: Application: Plasma (plasmashell), signal: Segmentation fault Content of s_kcrashErrorMessage: std::unique_ptr<char []> = {get() = 0x0} [New LWP 16014] [New LWP 16163] [New LWP 15982] [New LWP 15711] [New LWP 15808] [New LWP 16030] [New LWP 15930] [New LWP 16121] [New LWP 15885] [New LWP 15938] [New LWP 16031] [New LWP 16035] [New LWP 15731] [New LWP 15732] [New LWP 16032] [New LWP 16029] [New LWP 16028] [New LWP 15977] [New LWP 15891] [New LWP 15811] [New LWP 15810] [New LWP 15809] [New LWP 16183] [New LWP 16037] [New LWP 16036] [New LWP 16034] [New LWP 16033] [New LWP 15734] [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'. Program terminated with signal SIGSEGV, Segmentation fault. #0 __GI_raise (sig=sig@entry=11) at ../sysdeps/unix/sysv/linux/raise.c:50 [Current thread is 1 (Thread 0x7fb872575700 (LWP 16014))] __preamble__ [Current thread is 1 (Thread 0x7fb872575700 (LWP 16014))] Thread 28 (Thread 0x7fb8c882a700 (LWP 15734)): #0 0x00007fb8ce21aaff in __GI___poll (fds=0x7fb8c4005240, nfds=3, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29 #1 0x00007fb8ccaaf36e in g_main_context_poll (priority=<optimized out>, n_fds=3, fds=0x7fb8c4005240, timeout=<optimized out>, context=0x7fb8c4000c20) at ../../../glib/gmain.c:4346 #2 g_main_context_iterate (context=context@entry=0x7fb8c4000c20, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:4042 #3 0x00007fb8ccaaf4a3 in g_main_context_iteration (context=0x7fb8c4000c20, may_block=may_block@entry=1) at ../../../glib/gmain.c:4108 #4 0x00007fb8ce7e89d2 in QEventDispatcherGlib::processEvents (this=0x7fb8c4000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:423 #5 0x00007fb8ce78cc7b in QEventLoop::exec (this=this@entry=0x7fb8c8829bb0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141 #6 0x00007fb8ce5a6362 in QThread::exec (this=this@entry=0x7fb8cf1a1d80 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121 #7 0x00007fb8cf11df4b in QDBusConnectionManager::run (this=0x7fb8cf1a1d80 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at qdbusconnection.cpp:179 #8 0x00007fb8ce5a7543 in QThreadPrivate::start (arg=0x7fb8cf1a1d80 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at thread/qthread_unix.cpp:331 #9 0x00007fb8ce08b609 in start_thread (arg=<optimized out>) at pthread_create.c:477 #10 0x00007fb8ce227293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 27 (Thread 0x7fb855ffb700 (LWP 16033)): #0 futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x559b012d9e44) at ../sysdeps/nptl/futex-internal.h:183 #1 __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x559b012d9df0, cond=0x559b012d9e18) at pthread_cond_wait.c:508 #2 __pthread_cond_wait (cond=0x559b012d9e18, mutex=0x559b012d9df0) at pthread_cond_wait.c:647 #3 0x00007fb8ce5ad6db in QWaitConditionPrivate::wait (deadline=..., this=0x559b012d9df0) at thread/qwaitcondition_unix.cpp:146 #4 QWaitCondition::wait (this=<optimized out>, mutex=0x559b0118d7c0, deadline=...) at thread/qwaitcondition_unix.cpp:225 #5 0x00007fb882c4bb9c in ThreadWeaver::Weaver::blockThreadUntilJobsAreBeingAssigned_locked (this=this@entry=0x559b011a95d0, th=<optimized out>) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68 #6 0x00007fb882c4c920 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait (this=0x559b011a95d0, th=<optimized out>, th@entry=0x559b011ea520, threadWasBusy=threadWasBusy@entry=false, suspendIfInactive=suspendIfInactive@entry=false, justReturning=justReturning@entry=false) at ./src/weaver.cpp:561 #7 0x00007fb882c4ddbe in ThreadWeaver::WorkingHardState::applyForWork (this=0x559b0119a470, th=0x559b011ea520, wasBusy=<optimized out>) at ./src/workinghardstate.cpp:43 #8 0x00007fb882c4bae2 in ThreadWeaver::Weaver::applyForWork (this=<optimized out>, th=0x559b011ea520, wasBusy=<optimized out>) at ./src/weaver.cpp:575 #9 0x00007fb882c4de19 in ThreadWeaver::WorkingHardState::applyForWork (this=0x559b0119a470, th=0x559b011ea520, wasBusy=<optimized out>) at ./src/workinghardstate.cpp:49 #10 0x00007fb882c4bae2 in ThreadWeaver::Weaver::applyForWork (this=<optimized out>, th=0x559b011ea520, wasBusy=<optimized out>) at ./src/weaver.cpp:575 #11 0x00007fb882c4abc3 in ThreadWeaver::Thread::run (this=0x559b011ea520) at ./src/thread.cpp:86 #12 0x00007fb8ce5a7543 in QThreadPrivate::start (arg=0x559b011ea520) at thread/qthread_unix.cpp:331 #13 0x00007fb8ce08b609 in start_thread (arg=<optimized out>) at pthread_create.c:477 #14 0x00007fb8ce227293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 26 (Thread 0x7fb8557fa700 (LWP 16034)): #0 futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x559b012d9e44) at ../sysdeps/nptl/futex-internal.h:183 #1 __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x559b012d9df0, cond=0x559b012d9e18) at pthread_cond_wait.c:508 #2 __pthread_cond_wait (cond=0x559b012d9e18, mutex=0x559b012d9df0) at pthread_cond_wait.c:647 #3 0x00007fb8ce5ad6db in QWaitConditionPrivate::wait (deadline=..., this=0x559b012d9df0) at thread/qwaitcondition_unix.cpp:146 #4 QWaitCondition::wait (this=<optimized out>, mutex=0x559b0118d7c0, deadline=...) at thread/qwaitcondition_unix.cpp:225 #5 0x00007fb882c4bb9c in ThreadWeaver::Weaver::blockThreadUntilJobsAreBeingAssigned_locked (this=this@entry=0x559b011a95d0, th=<optimized out>) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68 #6 0x00007fb882c4c920 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait (this=0x559b011a95d0, th=<optimized out>, th@entry=0x559b012e4770, threadWasBusy=threadWasBusy@entry=false, suspendIfInactive=suspendIfInactive@entry=false, justReturning=justReturning@entry=false) at ./src/weaver.cpp:561 #7 0x00007fb882c4ddbe in ThreadWeaver::WorkingHardState::applyForWork (this=0x559b0119a470, th=0x559b012e4770, wasBusy=<optimized out>) at ./src/workinghardstate.cpp:43 #8 0x00007fb882c4bae2 in ThreadWeaver::Weaver::applyForWork (this=<optimized out>, th=0x559b012e4770, wasBusy=<optimized out>) at ./src/weaver.cpp:575 #9 0x00007fb882c4de19 in ThreadWeaver::WorkingHardState::applyForWork (this=0x559b0119a470, th=0x559b012e4770, wasBusy=<optimized out>) at ./src/workinghardstate.cpp:49 #10 0x00007fb882c4bae2 in ThreadWeaver::Weaver::applyForWork (this=<optimized out>, th=0x559b012e4770, wasBusy=<optimized out>) at ./src/weaver.cpp:575 #11 0x00007fb882c4abc3 in ThreadWeaver::Thread::run (this=0x559b012e4770) at ./src/thread.cpp:86 #12 0x00007fb8ce5a7543 in QThreadPrivate::start (arg=0x559b012e4770) at thread/qthread_unix.cpp:331 #13 0x00007fb8ce08b609 in start_thread (arg=<optimized out>) at pthread_create.c:477 #14 0x00007fb8ce227293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 25 (Thread 0x7fb847fff700 (LWP 16036)): #0 futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x559b012d9e44) at ../sysdeps/nptl/futex-internal.h:183 #1 __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x559b012d9df0, cond=0x559b012d9e18) at pthread_cond_wait.c:508 #2 __pthread_cond_wait (cond=0x559b012d9e18, mutex=0x559b012d9df0) at pthread_cond_wait.c:647 #3 0x00007fb8ce5ad6db in QWaitConditionPrivate::wait (deadline=..., this=0x559b012d9df0) at thread/qwaitcondition_unix.cpp:146 #4 QWaitCondition::wait (this=<optimized out>, mutex=0x559b0118d7c0, deadline=...) at thread/qwaitcondition_unix.cpp:225 #5 0x00007fb882c4bb9c in ThreadWeaver::Weaver::blockThreadUntilJobsAreBeingAssigned_locked (this=this@entry=0x559b011a95d0, th=<optimized out>) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68 #6 0x00007fb882c4c920 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait (this=0x559b011a95d0, th=<optimized out>, th@entry=0x7fb84c003570, threadWasBusy=threadWasBusy@entry=false, suspendIfInactive=suspendIfInactive@entry=false, justReturning=justReturning@entry=false) at ./src/weaver.cpp:561 #7 0x00007fb882c4ddbe in ThreadWeaver::WorkingHardState::applyForWork (this=0x559b0119a470, th=0x7fb84c003570, wasBusy=<optimized out>) at ./src/workinghardstate.cpp:43 #8 0x00007fb882c4bae2 in ThreadWeaver::Weaver::applyForWork (this=<optimized out>, th=0x7fb84c003570, wasBusy=<optimized out>) at ./src/weaver.cpp:575 #9 0x00007fb882c4de19 in ThreadWeaver::WorkingHardState::applyForWork (this=0x559b0119a470, th=0x7fb84c003570, wasBusy=<optimized out>) at ./src/workinghardstate.cpp:49 #10 0x00007fb882c4bae2 in ThreadWeaver::Weaver::applyForWork (this=<optimized out>, th=0x7fb84c003570, wasBusy=<optimized out>) at ./src/weaver.cpp:575 #11 0x00007fb882c4abc3 in ThreadWeaver::Thread::run (this=0x7fb84c003570) at ./src/thread.cpp:86 #12 0x00007fb8ce5a7543 in QThreadPrivate::start (arg=0x7fb84c003570) at thread/qthread_unix.cpp:331 #13 0x00007fb8ce08b609 in start_thread (arg=<optimized out>) at pthread_create.c:477 #14 0x00007fb8ce227293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 24 (Thread 0x7fb8477fe700 (LWP 16037)): #0 futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x559b012d9e44) at ../sysdeps/nptl/futex-internal.h:183 #1 __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x559b012d9df0, cond=0x559b012d9e18) at pthread_cond_wait.c:508 #2 __pthread_cond_wait (cond=0x559b012d9e18, mutex=0x559b012d9df0) at pthread_cond_wait.c:647 #3 0x00007fb8ce5ad6db in QWaitConditionPrivate::wait (deadline=..., this=0x559b012d9df0) at thread/qwaitcondition_unix.cpp:146 #4 QWaitCondition::wait (this=<optimized out>, mutex=0x559b0118d7c0, deadline=...) at thread/qwaitcondition_unix.cpp:225 #5 0x00007fb882c4bb9c in ThreadWeaver::Weaver::blockThreadUntilJobsAreBeingAssigned_locked (this=this@entry=0x559b011a95d0, th=<optimized out>) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68 #6 0x00007fb882c4c920 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait (this=0x559b011a95d0, th=<optimized out>, th@entry=0x7fb8480041d0, threadWasBusy=threadWasBusy@entry=false, suspendIfInactive=suspendIfInactive@entry=false, justReturning=justReturning@entry=false) at ./src/weaver.cpp:561 #7 0x00007fb882c4ddbe in ThreadWeaver::WorkingHardState::applyForWork (this=0x559b0119a470, th=0x7fb8480041d0, wasBusy=<optimized out>) at ./src/workinghardstate.cpp:43 #8 0x00007fb882c4bae2 in ThreadWeaver::Weaver::applyForWork (this=<optimized out>, th=0x7fb8480041d0, wasBusy=<optimized out>) at ./src/weaver.cpp:575 #9 0x00007fb882c4de19 in ThreadWeaver::WorkingHardState::applyForWork (this=0x559b0119a470, th=0x7fb8480041d0, wasBusy=<optimized out>) at ./src/workinghardstate.cpp:49 #10 0x00007fb882c4bae2 in ThreadWeaver::Weaver::applyForWork (this=<optimized out>, th=0x7fb8480041d0, wasBusy=<optimized out>) at ./src/weaver.cpp:575 #11 0x00007fb882c4abc3 in ThreadWeaver::Thread::run (this=0x7fb8480041d0) at ./src/thread.cpp:86 #12 0x00007fb8ce5a7543 in QThreadPrivate::start (arg=0x7fb8480041d0) at thread/qthread_unix.cpp:331 #13 0x00007fb8ce08b609 in start_thread (arg=<optimized out>) at pthread_create.c:477 #14 0x00007fb8ce227293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 23 (Thread 0x7fb823fff700 (LWP 16183)): #0 futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x559afdc889e4) at ../sysdeps/nptl/futex-internal.h:183 #1 __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x559afdc88990, cond=0x559afdc889b8) at pthread_cond_wait.c:508 #2 __pthread_cond_wait (cond=0x559afdc889b8, mutex=0x559afdc88990) at pthread_cond_wait.c:647 #3 0x00007fb8ce5ad6db in QWaitConditionPrivate::wait (deadline=..., this=0x559afdc88990) at thread/qwaitcondition_unix.cpp:146 #4 QWaitCondition::wait (this=this@entry=0x559afdae12a8, mutex=mutex@entry=0x559afdae12a0, deadline=...) at thread/qwaitcondition_unix.cpp:225 #5 0x00007fb8d0221c24 in QSGRenderThreadEventQueue::takeEvent (wait=true, this=0x559afdae1298) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68 #6 QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x559afdae1200) at scenegraph/qsgthreadedrenderloop.cpp:936 #7 0x00007fb8d0222099 in QSGRenderThread::run (this=0x559afdae1200) at scenegraph/qsgthreadedrenderloop.cpp:1053 #8 0x00007fb8ce5a7543 in QThreadPrivate::start (arg=0x559afdae1200) at thread/qthread_unix.cpp:331 #9 0x00007fb8ce08b609 in start_thread (arg=<optimized out>) at pthread_create.c:477 #10 0x00007fb8ce227293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 22 (Thread 0x7fb8c1a06700 (LWP 15809)): #0 futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x559af5bb1458) at ../sysdeps/nptl/futex-internal.h:183 #1 __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x559af5bb1408, cond=0x559af5bb1430) at pthread_cond_wait.c:508 #2 __pthread_cond_wait (cond=0x559af5bb1430, mutex=0x559af5bb1408) at pthread_cond_wait.c:647 #3 0x00007fb8c2574b1b in cnd_wait (mtx=0x559af5bb1408, cond=0x559af5bb1430) at ../include/c11/threads_posix.h:155 #4 util_queue_thread_func (input=input@entry=0x559af5bb2760) at ../src/util/u_queue.c:294 #5 0x00007fb8c257471b in impl_thrd_routine (p=<optimized out>) at ../include/c11/threads_posix.h:87 #6 0x00007fb8ce08b609 in start_thread (arg=<optimized out>) at pthread_create.c:477 #7 0x00007fb8ce227293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 21 (Thread 0x7fb8c1205700 (LWP 15810)): #0 futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x559af5bb145c) at ../sysdeps/nptl/futex-internal.h:183 #1 __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x559af5bb1408, cond=0x559af5bb1430) at pthread_cond_wait.c:508 #2 __pthread_cond_wait (cond=0x559af5bb1430, mutex=0x559af5bb1408) at pthread_cond_wait.c:647 #3 0x00007fb8c2574b1b in cnd_wait (mtx=0x559af5bb1408, cond=0x559af5bb1430) at ../include/c11/threads_posix.h:155 #4 util_queue_thread_func (input=input@entry=0x559af5bb29a0) at ../src/util/u_queue.c:294 #5 0x00007fb8c257471b in impl_thrd_routine (p=<optimized out>) at ../include/c11/threads_posix.h:87 #6 0x00007fb8ce08b609 in start_thread (arg=<optimized out>) at pthread_create.c:477 #7 0x00007fb8ce227293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 20 (Thread 0x7fb8c0a04700 (LWP 15811)): #0 futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x559af5bb1458) at ../sysdeps/nptl/futex-internal.h:183 #1 __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x559af5bb1408, cond=0x559af5bb1430) at pthread_cond_wait.c:508 #2 __pthread_cond_wait (cond=0x559af5bb1430, mutex=0x559af5bb1408) at pthread_cond_wait.c:647 #3 0x00007fb8c2574b1b in cnd_wait (mtx=0x559af5bb1408, cond=0x559af5bb1430) at ../include/c11/threads_posix.h:155 #4 util_queue_thread_func (input=input@entry=0x559af5bb29e0) at ../src/util/u_queue.c:294 #5 0x00007fb8c257471b in impl_thrd_routine (p=<optimized out>) at ../include/c11/threads_posix.h:87 #6 0x00007fb8ce08b609 in start_thread (arg=<optimized out>) at pthread_create.c:477 #7 0x00007fb8ce227293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 19 (Thread 0x7fb8bac87700 (LWP 15891)): #0 0x00007fb8ce21aaff in __GI___poll (fds=0x7fb898004e60, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29 #1 0x00007fb8ccaaf36e in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7fb898004e60, timeout=<optimized out>, context=0x7fb898000c20) at ../../../glib/gmain.c:4346 #2 g_main_context_iterate (context=context@entry=0x7fb898000c20, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:4042 #3 0x00007fb8ccaaf4a3 in g_main_context_iteration (context=0x7fb898000c20, may_block=may_block@entry=1) at ../../../glib/gmain.c:4108 #4 0x00007fb8ce7e89d2 in QEventDispatcherGlib::processEvents (this=0x7fb898000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:423 #5 0x00007fb8ce78cc7b in QEventLoop::exec (this=this@entry=0x7fb8bac86be0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141 #6 0x00007fb8ce5a6362 in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121 #7 0x00007fb8ce5a7543 in QThreadPrivate::start (arg=0x559af5f5eae0) at thread/qthread_unix.cpp:331 #8 0x00007fb8ce08b609 in start_thread (arg=<optimized out>) at pthread_create.c:477 #9 0x00007fb8ce227293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 18 (Thread 0x7fb88168c700 (LWP 15977)): #0 0x00007fb8ce21aaff in __GI___poll (fds=0x7fb874005d20, nfds=1, timeout=3498523) at ../sysdeps/unix/sysv/linux/poll.c:29 #1 0x00007fb8ccaaf36e in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7fb874005d20, timeout=<optimized out>, context=0x7fb874000c20) at ../../../glib/gmain.c:4346 #2 g_main_context_iterate (context=context@entry=0x7fb874000c20, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:4042 #3 0x00007fb8ccaaf4a3 in g_main_context_iteration (context=0x7fb874000c20, may_block=may_block@entry=1) at ../../../glib/gmain.c:4108 #4 0x00007fb8ce7e89d2 in QEventDispatcherGlib::processEvents (this=0x7fb874000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:423 #5 0x00007fb8ce78cc7b in QEventLoop::exec (this=this@entry=0x7fb88168bba0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141 #6 0x00007fb8ce5a6362 in QThread::exec (this=this@entry=0x559af8b38da0) at ../../include/QtCore/../../src/corelib/global/qflags.h:121 #7 0x00007fb88176c07c in KCupsConnection::run (this=0x559af8b38da0) at ./libkcups/KCupsConnection.cpp:289 #8 0x00007fb8ce5a7543 in QThreadPrivate::start (arg=0x559af8b38da0) at thread/qthread_unix.cpp:331 #9 0x00007fb8ce08b609 in start_thread (arg=<optimized out>) at pthread_create.c:477 #10 0x00007fb8ce227293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 17 (Thread 0x7fb870a6a700 (LWP 16028)): #0 0x00007fb8ce21aaff in __GI___poll (fds=0x559b038e9b00, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29 #1 0x00007fb8ccaaf36e in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x559b038e9b00, timeout=<optimized out>, context=0x559b038e99e0) at ../../../glib/gmain.c:4346 #2 g_main_context_iterate (context=context@entry=0x559b038e99e0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:4042 #3 0x00007fb8ccaaf4a3 in g_main_context_iteration (context=0x559b038e99e0, may_block=may_block@entry=1) at ../../../glib/gmain.c:4108 #4 0x00007fb8ccaaf4f1 in glib_worker_main (data=<optimized out>) at ../../../glib/gmain.c:5996 #5 0x00007fb8ccad8ad1 in g_thread_proxy (data=0x559b038de180) at ../../../glib/gthread.c:807 #6 0x00007fb8ce08b609 in start_thread (arg=<optimized out>) at pthread_create.c:477 #7 0x00007fb8ce227293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 16 (Thread 0x7fb857fff700 (LWP 16029)): #0 0x00007fb8ce21aaff in __GI___poll (fds=0x559b038fae20, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29 #1 0x00007fb8ccaaf36e in g_main_context_poll (priority=<optimized out>, n_fds=2, fds=0x559b038fae20, timeout=<optimized out>, context=0x559b038f8c80) at ../../../glib/gmain.c:4346 #2 g_main_context_iterate (context=0x559b038f8c80, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:4042 #3 0x00007fb8ccaaf6f3 in g_main_loop_run (loop=0x559b038f8d70) at ../../../glib/gmain.c:4241 #4 0x00007fb8833baf8a in gdbus_shared_thread_func (user_data=0x559b038f8c50) at ../../../gio/gdbusprivate.c:279 #5 0x00007fb8ccad8ad1 in g_thread_proxy (data=0x559b038f00c0) at ../../../glib/gthread.c:807 #6 0x00007fb8ce08b609 in start_thread (arg=<optimized out>) at pthread_create.c:477 #7 0x00007fb8ce227293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 15 (Thread 0x7fb8567fc700 (LWP 16032)): #0 futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x559b012d9e44) at ../sysdeps/nptl/futex-internal.h:183 #1 __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x559b012d9df0, cond=0x559b012d9e18) at pthread_cond_wait.c:508 #2 __pthread_cond_wait (cond=0x559b012d9e18, mutex=0x559b012d9df0) at pthread_cond_wait.c:647 #3 0x00007fb8ce5ad6db in QWaitConditionPrivate::wait (deadline=..., this=0x559b012d9df0) at thread/qwaitcondition_unix.cpp:146 #4 QWaitCondition::wait (this=<optimized out>, mutex=0x559b0118d7c0, deadline=...) at thread/qwaitcondition_unix.cpp:225 #5 0x00007fb882c4bb9c in ThreadWeaver::Weaver::blockThreadUntilJobsAreBeingAssigned_locked (this=this@entry=0x559b011a95d0, th=<optimized out>) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68 #6 0x00007fb882c4c920 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait (this=0x559b011a95d0, th=<optimized out>, th@entry=0x559b0132ff70, threadWasBusy=threadWasBusy@entry=false, suspendIfInactive=suspendIfInactive@entry=false, justReturning=justReturning@entry=false) at ./src/weaver.cpp:561 #7 0x00007fb882c4ddbe in ThreadWeaver::WorkingHardState::applyForWork (this=0x559b0119a470, th=0x559b0132ff70, wasBusy=<optimized out>) at ./src/workinghardstate.cpp:43 #8 0x00007fb882c4bae2 in ThreadWeaver::Weaver::applyForWork (this=<optimized out>, th=0x559b0132ff70, wasBusy=<optimized out>) at ./src/weaver.cpp:575 #9 0x00007fb882c4de19 in ThreadWeaver::WorkingHardState::applyForWork (this=0x559b0119a470, th=0x559b0132ff70, wasBusy=<optimized out>) at ./src/workinghardstate.cpp:49 #10 0x00007fb882c4bae2 in ThreadWeaver::Weaver::applyForWork (this=<optimized out>, th=0x559b0132ff70, wasBusy=<optimized out>) at ./src/weaver.cpp:575 #11 0x00007fb882c4abc3 in ThreadWeaver::Thread::run (this=0x559b0132ff70) at ./src/thread.cpp:86 #12 0x00007fb8ce5a7543 in QThreadPrivate::start (arg=0x559b0132ff70) at thread/qthread_unix.cpp:331 #13 0x00007fb8ce08b609 in start_thread (arg=<optimized out>) at pthread_create.c:477 #14 0x00007fb8ce227293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 14 (Thread 0x7fb8c902b700 (LWP 15732)): #0 0x00007fb8ce21aaff in __GI___poll (fds=fds@entry=0x7fb8c902abe0, nfds=nfds@entry=2, timeout=timeout@entry=-1) at ../sysdeps/unix/sysv/linux/poll.c:29 #1 0x00007fb8cc611a16 in poll (__timeout=-1, __nfds=2, __fds=0x7fb8c902abe0) at /usr/include/x86_64-linux-gnu/bits/poll2.h:46 #2 QtWaylandClient::EventThread::run (this=0x559af59d9760) at qwaylanddisplay.cpp:208 #3 0x00007fb8ce5a7543 in QThreadPrivate::start (arg=0x559af59d9760) at thread/qthread_unix.cpp:331 #4 0x00007fb8ce08b609 in start_thread (arg=<optimized out>) at pthread_create.c:477 #5 0x00007fb8ce227293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 13 (Thread 0x7fb8c982c700 (LWP 15731)): #0 futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x559af59c6690) at ../sysdeps/nptl/futex-internal.h:183 #1 __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x559af59c6640, cond=0x559af59c6668) at pthread_cond_wait.c:508 #2 __pthread_cond_wait (cond=0x559af59c6668, mutex=0x559af59c6640) at pthread_cond_wait.c:647 #3 0x00007fb8ce5ad6db in QWaitConditionPrivate::wait (deadline=..., this=0x559af59c6640) at thread/qwaitcondition_unix.cpp:146 #4 QWaitCondition::wait (this=this@entry=0x559af59d6f30, mutex=mutex@entry=0x559af59d6f28, deadline=...) at thread/qwaitcondition_unix.cpp:225 #5 0x00007fb8cc6119bd in QtWaylandClient::EventThread::waitForReading (this=0x559af59d6ef0) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68 #6 QtWaylandClient::EventThread::run (this=0x559af59d6ef0) at qwaylanddisplay.cpp:206 #7 0x00007fb8ce5a7543 in QThreadPrivate::start (arg=0x559af59d6ef0) at thread/qthread_unix.cpp:331 #8 0x00007fb8ce08b609 in start_thread (arg=<optimized out>) at pthread_create.c:477 #9 0x00007fb8ce227293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 12 (Thread 0x7fb854ff9700 (LWP 16035)): #0 futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x559b012d9e44) at ../sysdeps/nptl/futex-internal.h:183 #1 __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x559b012d9df0, cond=0x559b012d9e18) at pthread_cond_wait.c:508 #2 __pthread_cond_wait (cond=0x559b012d9e18, mutex=0x559b012d9df0) at pthread_cond_wait.c:647 #3 0x00007fb8ce5ad6db in QWaitConditionPrivate::wait (deadline=..., this=0x559b012d9df0) at thread/qwaitcondition_unix.cpp:146 #4 QWaitCondition::wait (this=<optimized out>, mutex=0x559b0118d7c0, deadline=...) at thread/qwaitcondition_unix.cpp:225 #5 0x00007fb882c4bb9c in ThreadWeaver::Weaver::blockThreadUntilJobsAreBeingAssigned_locked (this=this@entry=0x559b011a95d0, th=<optimized out>) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68 #6 0x00007fb882c4c920 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait (this=0x559b011a95d0, th=<optimized out>, th@entry=0x559af5fbfcc0, threadWasBusy=threadWasBusy@entry=false, suspendIfInactive=suspendIfInactive@entry=false, justReturning=justReturning@entry=false) at ./src/weaver.cpp:561 #7 0x00007fb882c4ddbe in ThreadWeaver::WorkingHardState::applyForWork (this=0x559b0119a470, th=0x559af5fbfcc0, wasBusy=<optimized out>) at ./src/workinghardstate.cpp:43 #8 0x00007fb882c4bae2 in ThreadWeaver::Weaver::applyForWork (this=<optimized out>, th=0x559af5fbfcc0, wasBusy=<optimized out>) at ./src/weaver.cpp:575 #9 0x00007fb882c4de19 in ThreadWeaver::WorkingHardState::applyForWork (this=0x559b0119a470, th=0x559af5fbfcc0, wasBusy=<optimized out>) at ./src/workinghardstate.cpp:49 #10 0x00007fb882c4bae2 in ThreadWeaver::Weaver::applyForWork (this=<optimized out>, th=0x559af5fbfcc0, wasBusy=<optimized out>) at ./src/weaver.cpp:575 #11 0x00007fb882c4de19 in ThreadWeaver::WorkingHardState::applyForWork (this=0x559b0119a470, th=0x559af5fbfcc0, wasBusy=<optimized out>) at ./src/workinghardstate.cpp:49 #12 0x00007fb882c4bae2 in ThreadWeaver::Weaver::applyForWork (this=<optimized out>, th=0x559af5fbfcc0, wasBusy=<optimized out>) at ./src/weaver.cpp:575 #13 0x00007fb882c4de19 in ThreadWeaver::WorkingHardState::applyForWork (this=0x559b0119a470, th=0x559af5fbfcc0, wasBusy=<optimized out>) at ./src/workinghardstate.cpp:49 #14 0x00007fb882c4bae2 in ThreadWeaver::Weaver::applyForWork (this=<optimized out>, th=0x559af5fbfcc0, wasBusy=<optimized out>) at ./src/weaver.cpp:575 #15 0x00007fb882c4abc3 in ThreadWeaver::Thread::run (this=0x559af5fbfcc0) at ./src/thread.cpp:86 #16 0x00007fb8ce5a7543 in QThreadPrivate::start (arg=0x559af5fbfcc0) at thread/qthread_unix.cpp:331 #17 0x00007fb8ce08b609 in start_thread (arg=<optimized out>) at pthread_create.c:477 #18 0x00007fb8ce227293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 11 (Thread 0x7fb856ffd700 (LWP 16031)): #0 futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x559b012d9e44) at ../sysdeps/nptl/futex-internal.h:183 #1 __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x559b012d9df0, cond=0x559b012d9e18) at pthread_cond_wait.c:508 #2 __pthread_cond_wait (cond=0x559b012d9e18, mutex=0x559b012d9df0) at pthread_cond_wait.c:647 #3 0x00007fb8ce5ad6db in QWaitConditionPrivate::wait (deadline=..., this=0x559b012d9df0) at thread/qwaitcondition_unix.cpp:146 #4 QWaitCondition::wait (this=<optimized out>, mutex=0x559b0118d7c0, deadline=...) at thread/qwaitcondition_unix.cpp:225 #5 0x00007fb882c4bb9c in ThreadWeaver::Weaver::blockThreadUntilJobsAreBeingAssigned_locked (this=this@entry=0x559b011a95d0, th=<optimized out>) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68 #6 0x00007fb882c4c920 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait (this=0x559b011a95d0, th=<optimized out>, th@entry=0x559af5fbfce0, threadWasBusy=threadWasBusy@entry=false, suspendIfInactive=suspendIfInactive@entry=false, justReturning=justReturning@entry=false) at ./src/weaver.cpp:561 #7 0x00007fb882c4ddbe in ThreadWeaver::WorkingHardState::applyForWork (this=0x559b0119a470, th=0x559af5fbfce0, wasBusy=<optimized out>) at ./src/workinghardstate.cpp:43 #8 0x00007fb882c4bae2 in ThreadWeaver::Weaver::applyForWork (this=<optimized out>, th=0x559af5fbfce0, wasBusy=<optimized out>) at ./src/weaver.cpp:575 #9 0x00007fb882c4de19 in ThreadWeaver::WorkingHardState::applyForWork (this=0x559b0119a470, th=0x559af5fbfce0, wasBusy=<optimized out>) at ./src/workinghardstate.cpp:49 #10 0x00007fb882c4bae2 in ThreadWeaver::Weaver::applyForWork (this=<optimized out>, th=0x559af5fbfce0, wasBusy=<optimized out>) at ./src/weaver.cpp:575 #11 0x00007fb882c4abc3 in ThreadWeaver::Thread::run (this=0x559af5fbfce0) at ./src/thread.cpp:86 #12 0x00007fb8ce5a7543 in QThreadPrivate::start (arg=0x559af5fbfce0) at thread/qthread_unix.cpp:331 #13 0x00007fb8ce08b609 in start_thread (arg=<optimized out>) at pthread_create.c:477 #14 0x00007fb8ce227293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 10 (Thread 0x7fb89d011700 (LWP 15938)): #0 futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x559af6a15c34) at ../sysdeps/nptl/futex-internal.h:183 #1 __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x559af6a15be0, cond=0x559af6a15c08) at pthread_cond_wait.c:508 #2 __pthread_cond_wait (cond=0x559af6a15c08, mutex=0x559af6a15be0) at pthread_cond_wait.c:647 #3 0x00007fb8ce5ad6db in QWaitConditionPrivate::wait (deadline=..., this=0x559af6a15be0) at thread/qwaitcondition_unix.cpp:146 #4 QWaitCondition::wait (this=this@entry=0x559af6a23c78, mutex=mutex@entry=0x559af6a23c70, deadline=...) at thread/qwaitcondition_unix.cpp:225 #5 0x00007fb8d0221c24 in QSGRenderThreadEventQueue::takeEvent (wait=true, this=0x559af6a23c68) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68 #6 QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x559af6a23bd0) at scenegraph/qsgthreadedrenderloop.cpp:936 #7 0x00007fb8d0222099 in QSGRenderThread::run (this=0x559af6a23bd0) at scenegraph/qsgthreadedrenderloop.cpp:1053 #8 0x00007fb8ce5a7543 in QThreadPrivate::start (arg=0x559af6a23bd0) at thread/qthread_unix.cpp:331 #9 0x00007fb8ce08b609 in start_thread (arg=<optimized out>) at pthread_create.c:477 #10 0x00007fb8ce227293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 9 (Thread 0x7fb8bbfff700 (LWP 15885)): #0 0x00007fb8ce21aaff in __GI___poll (fds=0x7fb8a4004e60, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29 #1 0x00007fb8ccaaf36e in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7fb8a4004e60, timeout=<optimized out>, context=0x7fb8a4000c20) at ../../../glib/gmain.c:4346 #2 g_main_context_iterate (context=context@entry=0x7fb8a4000c20, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:4042 #3 0x00007fb8ccaaf4a3 in g_main_context_iteration (context=0x7fb8a4000c20, may_block=may_block@entry=1) at ../../../glib/gmain.c:4108 #4 0x00007fb8ce7e89d2 in QEventDispatcherGlib::processEvents (this=0x7fb8a4000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:423 #5 0x00007fb8ce78cc7b in QEventLoop::exec (this=this@entry=0x7fb8bbffebc0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141 #6 0x00007fb8ce5a6362 in QThread::exec (this=this@entry=0x559af5bc1190) at ../../include/QtCore/../../src/corelib/global/qflags.h:121 #7 0x00007fb8cfdc2559 in QQmlThreadPrivate::run (this=0x559af5bc1190) at qml/ftw/qqmlthread.cpp:155 #8 0x00007fb8ce5a7543 in QThreadPrivate::start (arg=0x559af5bc1190) at thread/qthread_unix.cpp:331 #9 0x00007fb8ce08b609 in start_thread (arg=<optimized out>) at pthread_create.c:477 #10 0x00007fb8ce227293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 8 (Thread 0x7fb845b0d700 (LWP 16121)): #0 futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x559af5bdebd0) at ../sysdeps/nptl/futex-internal.h:183 #1 __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x559af5bdeb80, cond=0x559af5bdeba8) at pthread_cond_wait.c:508 #2 __pthread_cond_wait (cond=0x559af5bdeba8, mutex=0x559af5bdeb80) at pthread_cond_wait.c:647 #3 0x00007fb8ce5ad6db in QWaitConditionPrivate::wait (deadline=..., this=0x559af5bdeb80) at thread/qwaitcondition_unix.cpp:146 #4 QWaitCondition::wait (this=this@entry=0x559afd984308, mutex=mutex@entry=0x559afd984300, deadline=...) at thread/qwaitcondition_unix.cpp:225 #5 0x00007fb8d0221c24 in QSGRenderThreadEventQueue::takeEvent (wait=true, this=0x559afd9842f8) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68 #6 QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x559afd984260) at scenegraph/qsgthreadedrenderloop.cpp:936 #7 0x00007fb8d0222099 in QSGRenderThread::run (this=0x559afd984260) at scenegraph/qsgthreadedrenderloop.cpp:1053 #8 0x00007fb8ce5a7543 in QThreadPrivate::start (arg=0x559afd984260) at thread/qthread_unix.cpp:331 #9 0x00007fb8ce08b609 in start_thread (arg=<optimized out>) at pthread_create.c:477 #10 0x00007fb8ce227293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 7 (Thread 0x7fb89fca8700 (LWP 15930)): #0 0x00007fb8ce21aaff in __GI___poll (fds=0x7fb894010680, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29 #1 0x00007fb8ccaaf36e in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7fb894010680, timeout=<optimized out>, context=0x7fb894012440) at ../../../glib/gmain.c:4346 #2 g_main_context_iterate (context=context@entry=0x7fb894012440, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:4042 #3 0x00007fb8ccaaf4a3 in g_main_context_iteration (context=0x7fb894012440, may_block=may_block@entry=1) at ../../../glib/gmain.c:4108 #4 0x00007fb8ce7e89d2 in QEventDispatcherGlib::processEvents (this=0x7fb894013280, flags=...) at kernel/qeventdispatcher_glib.cpp:423 #5 0x00007fb8ce78cc7b in QEventLoop::exec (this=this@entry=0x7fb89fca7ba0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141 #6 0x00007fb8ce5a6362 in QThread::exec (this=this@entry=0x559af69272c0) at ../../include/QtCore/../../src/corelib/global/qflags.h:121 #7 0x00007fb8d015c3fa in QQuickPixmapReader::run (this=0x559af69272c0) at util/qquickpixmapcache.cpp:1024 #8 0x00007fb8ce5a7543 in QThreadPrivate::start (arg=0x559af69272c0) at thread/qthread_unix.cpp:331 #9 0x00007fb8ce08b609 in start_thread (arg=<optimized out>) at pthread_create.c:477 #10 0x00007fb8ce227293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 6 (Thread 0x7fb8577fe700 (LWP 16030)): #0 futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x559b012d9e44) at ../sysdeps/nptl/futex-internal.h:183 #1 __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x559b012d9df0, cond=0x559b012d9e18) at pthread_cond_wait.c:508 #2 __pthread_cond_wait (cond=0x559b012d9e18, mutex=0x559b012d9df0) at pthread_cond_wait.c:647 #3 0x00007fb8ce5ad6db in QWaitConditionPrivate::wait (deadline=..., this=0x559b012d9df0) at thread/qwaitcondition_unix.cpp:146 #4 QWaitCondition::wait (this=<optimized out>, mutex=0x559b0118d7c0, deadline=...) at thread/qwaitcondition_unix.cpp:225 #5 0x00007fb882c4bb9c in ThreadWeaver::Weaver::blockThreadUntilJobsAreBeingAssigned_locked (this=this@entry=0x559b011a95d0, th=<optimized out>) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68 #6 0x00007fb882c4c920 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait (this=0x559b011a95d0, th=<optimized out>, th@entry=0x559b01339720, threadWasBusy=threadWasBusy@entry=true, suspendIfInactive=suspendIfInactive@entry=false, justReturning=justReturning@entry=false) at ./src/weaver.cpp:561 #7 0x00007fb882c4ddbe in ThreadWeaver::WorkingHardState::applyForWork (this=0x559b0119a470, th=0x559b01339720, wasBusy=<optimized out>) at ./src/workinghardstate.cpp:43 #8 0x00007fb882c4bae2 in ThreadWeaver::Weaver::applyForWork (this=<optimized out>, th=0x559b01339720, wasBusy=<optimized out>) at ./src/weaver.cpp:575 #9 0x00007fb882c4abc3 in ThreadWeaver::Thread::run (this=0x559b01339720) at ./src/thread.cpp:86 #10 0x00007fb8ce5a7543 in QThreadPrivate::start (arg=0x559b01339720) at thread/qthread_unix.cpp:331 #11 0x00007fb8ce08b609 in start_thread (arg=<optimized out>) at pthread_create.c:477 #12 0x00007fb8ce227293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 5 (Thread 0x7fb8c2207700 (LWP 15808)): #0 futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x559af5bb145c) at ../sysdeps/nptl/futex-internal.h:183 #1 __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x559af5bb1408, cond=0x559af5bb1430) at pthread_cond_wait.c:508 #2 __pthread_cond_wait (cond=0x559af5bb1430, mutex=0x559af5bb1408) at pthread_cond_wait.c:647 #3 0x00007fb8c2574b1b in cnd_wait (mtx=0x559af5bb1408, cond=0x559af5bb1430) at ../include/c11/threads_posix.h:155 #4 util_queue_thread_func (input=input@entry=0x559af5a6eb70) at ../src/util/u_queue.c:294 #5 0x00007fb8c257471b in impl_thrd_routine (p=<optimized out>) at ../include/c11/threads_posix.h:87 #6 0x00007fb8ce08b609 in start_thread (arg=<optimized out>) at pthread_create.c:477 #7 0x00007fb8ce227293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 4 (Thread 0x7fb8ca3684c0 (LWP 15711)): #0 futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x559afe5c04e0) at ../sysdeps/nptl/futex-internal.h:183 #1 __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x559afe5c0490, cond=0x559afe5c04b8) at pthread_cond_wait.c:508 #2 __pthread_cond_wait (cond=0x559afe5c04b8, mutex=0x559afe5c0490) at pthread_cond_wait.c:647 #3 0x00007fb8ce5ad6db in QWaitConditionPrivate::wait (deadline=..., this=0x559afe5c0490) at thread/qwaitcondition_unix.cpp:146 #4 QWaitCondition::wait (this=<optimized out>, mutex=0x559afe652988, deadline=...) at thread/qwaitcondition_unix.cpp:225 #5 0x00007fb8d021ed61 in QSGThreadedRenderLoop::handleObscurity (this=this@entry=0x559af61ab870, w=0x559af6a43470) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68 #6 0x00007fb8d021ee6a in QSGThreadedRenderLoop::hide (this=0x559af61ab870, window=0x559af8a114c0) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qlist.h:570 #7 0x00007fb8ceb7fe0d in QWindow::event (this=this@entry=0x559af8a114c0, ev=ev@entry=0x7ffde2fe7950) at kernel/qwindow.cpp:2438 #8 0x00007fb8d028bfdb in QQuickWindow::event (this=this@entry=0x559af8a114c0, e=e@entry=0x7ffde2fe7950) at items/qquickwindow.cpp:1901 #9 0x00007fb8d0b913c3 in PlasmaQuick::Dialog::event (this=0x559af8a114c0, event=0x7ffde2fe7950) at ./src/plasmaquick/dialog.cpp:1366 #10 0x00007fb8cf4a3dc3 in QApplicationPrivate::notify_helper (this=this@entry=0x559af59c18b0, receiver=receiver@entry=0x559af8a114c0, e=e@entry=0x7ffde2fe7950) at kernel/qapplication.cpp:3632 #11 0x00007fb8cf4acbb8 in QApplication::notify (this=0x7ffde2fe82c0, receiver=0x559af8a114c0, e=0x7ffde2fe7950) at kernel/qapplication.cpp:3156 #12 0x00007fb8ce78e17a in QCoreApplication::notifyInternal2 (receiver=0x559af8a114c0, event=0x7ffde2fe7950) at ../../include/QtCore/5.15.3/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:332 #13 0x00007fb8ceb7fa06 in QWindowPrivate::setVisible (this=0x559af5f13760, visible=<optimized out>) at kernel/qwindow.cpp:412 #14 0x00007fb8d0b8de9b in PlasmaQuick::Dialog::setVisible (this=this@entry=0x559af8a114c0, visible=visible@entry=false) at ./src/plasmaquick/dialog.cpp:1427 #15 0x00007fb8d0b91076 in PlasmaQuick::Dialog::focusOutEvent (this=0x559af8a114c0, ev=0x7ffde2fe7ec0) at ./src/plasmaquick/dialog.cpp:1186 #16 0x00007fb8ceb7ffd8 in QWindow::event (this=this@entry=0x559af8a114c0, ev=ev@entry=0x7ffde2fe7ec0) at kernel/qwindow.cpp:2372 #17 0x00007fb8d028bfdb in QQuickWindow::event (this=this@entry=0x559af8a114c0, e=e@entry=0x7ffde2fe7ec0) at items/qquickwindow.cpp:1901 #18 0x00007fb8d0b913c3 in PlasmaQuick::Dialog::event (this=0x559af8a114c0, event=0x7ffde2fe7ec0) at ./src/plasmaquick/dialog.cpp:1366 #19 0x00007fb8cf4a3dc3 in QApplicationPrivate::notify_helper (this=this@entry=0x559af59c18b0, receiver=receiver@entry=0x559af8a114c0, e=e@entry=0x7ffde2fe7ec0) at kernel/qapplication.cpp:3632 #20 0x00007fb8cf4acbb8 in QApplication::notify (this=0x7ffde2fe82c0, receiver=0x559af8a114c0, e=0x7ffde2fe7ec0) at kernel/qapplication.cpp:3156 #21 0x00007fb8ce78e17a in QCoreApplication::notifyInternal2 (receiver=0x559af8a114c0, event=0x7ffde2fe7ec0) at ../../include/QtCore/5.15.3/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:332 #22 0x00007fb8ceb70ca6 in QGuiApplicationPrivate::processActivatedEvent (e=0x559b071db680) at kernel/qguiapplication.cpp:2494 #23 0x00007fb8ceb75a7c in QGuiApplicationPrivate::processWindowSystemEvent (e=0x559b071db680) at kernel/qguiapplication.cpp:2023 #24 0x00007fb8ceb4d7ac in QWindowSystemInterface::sendWindowSystemEvents (flags=...) at kernel/qwindowsysteminterface.cpp:1169 #25 0x00007fb8cc650d44 in userEventSourceDispatch(_GSource*, int (*)(void*), void*) () from /lib/x86_64-linux-gnu/libQt5WaylandClient.so.5 #26 0x00007fb8ccaaf17d in g_main_dispatch (context=0x559af59ddd50) at ../../../glib/gmain.c:3309 #27 g_main_context_dispatch (context=context@entry=0x559af59ddd50) at ../../../glib/gmain.c:3974 #28 0x00007fb8ccaaf400 in g_main_context_iterate (context=context@entry=0x559af59ddd50, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:4047 #29 0x00007fb8ccaaf4a3 in g_main_context_iteration (context=0x559af59ddd50, may_block=may_block@entry=1) at ../../../glib/gmain.c:4108 #30 0x00007fb8ce7e89d2 in QEventDispatcherGlib::processEvents (this=0x559af59dab70, flags=...) at kernel/qeventdispatcher_glib.cpp:423 #31 0x00007fb8ce78cc7b in QEventLoop::exec (this=this@entry=0x7ffde2fe81a0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141 #32 0x00007fb8ce794e24 in QCoreApplication::exec () at ../../include/QtCore/../../src/corelib/global/qflags.h:121 #33 0x0000559af50440b5 in main (argc=<optimized out>, argv=<optimized out>) at ./shell/main.cpp:238 Thread 3 (Thread 0x7fb873b35700 (LWP 15982)): #0 futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x559afacfe5b0) at ../sysdeps/nptl/futex-internal.h:183 #1 __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x559afacfe560, cond=0x559afacfe588) at pthread_cond_wait.c:508 #2 __pthread_cond_wait (cond=0x559afacfe588, mutex=0x559afacfe560) at pthread_cond_wait.c:647 #3 0x00007fb8ce5ad6db in QWaitConditionPrivate::wait (deadline=..., this=0x559afacfe560) at thread/qwaitcondition_unix.cpp:146 #4 QWaitCondition::wait (this=this@entry=0x559afacfc6d8, mutex=mutex@entry=0x559afacfc6d0, deadline=...) at thread/qwaitcondition_unix.cpp:225 #5 0x00007fb8d0221c24 in QSGRenderThreadEventQueue::takeEvent (wait=true, this=0x559afacfc6c8) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68 #6 QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x559afacfc630) at scenegraph/qsgthreadedrenderloop.cpp:936 #7 0x00007fb8d0222099 in QSGRenderThread::run (this=0x559afacfc630) at scenegraph/qsgthreadedrenderloop.cpp:1053 #8 0x00007fb8ce5a7543 in QThreadPrivate::start (arg=0x559afacfc630) at thread/qthread_unix.cpp:331 #9 0x00007fb8ce08b609 in start_thread (arg=<optimized out>) at pthread_create.c:477 #10 0x00007fb8ce227293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 2 (Thread 0x7fb84530c700 (LWP 16163)): #0 futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x559b06c498c4) at ../sysdeps/nptl/futex-internal.h:183 #1 __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x559b06c49870, cond=0x559b06c49898) at pthread_cond_wait.c:508 #2 __pthread_cond_wait (cond=0x559b06c49898, mutex=0x559b06c49870) at pthread_cond_wait.c:647 #3 0x00007fb8ce5ad6db in QWaitConditionPrivate::wait (deadline=..., this=0x559b06c49870) at thread/qwaitcondition_unix.cpp:146 #4 QWaitCondition::wait (this=this@entry=0x559b0732dfb8, mutex=mutex@entry=0x559b0732dfb0, deadline=...) at thread/qwaitcondition_unix.cpp:225 #5 0x00007fb8d0221c24 in QSGRenderThreadEventQueue::takeEvent (wait=true, this=0x559b0732dfa8) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68 #6 QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x559b0732df10) at scenegraph/qsgthreadedrenderloop.cpp:936 #7 0x00007fb8d0222099 in QSGRenderThread::run (this=0x559b0732df10) at scenegraph/qsgthreadedrenderloop.cpp:1053 #8 0x00007fb8ce5a7543 in QThreadPrivate::start (arg=0x559b0732df10) at thread/qthread_unix.cpp:331 #9 0x00007fb8ce08b609 in start_thread (arg=<optimized out>) at pthread_create.c:477 #10 0x00007fb8ce227293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 1 (Thread 0x7fb872575700 (LWP 16014)): [KCrash Handler] #3 0x00007fb8c351343f in update_buffers (dri2_surf=dri2_surf@entry=0x7fb858212550) at ../src/egl/drivers/dri2/platform_wayland.c:670 #4 0x00007fb8c3513868 in image_get_buffers (driDrawable=driDrawable@entry=0x7fb858201cb0, format=<optimized out>, stamp=stamp@entry=0x7fb858201ce0, loaderPrivate=loaderPrivate@entry=0x7fb858212550, buffer_mask=buffer_mask@entry=1, buffers=buffers@entry=0x7fb872573dd0) at ../src/egl/drivers/dri2/platform_wayland.c:805 #5 0x00007fb8c24d094c in intel_update_image_buffers (drawable=0x7fb858201cb0, brw=0x559afe653720) at ../src/mesa/drivers/dri/i965/brw_context.c:1889 #6 intel_update_renderbuffers (context=context@entry=0x559afe5bf900, drawable=drawable@entry=0x7fb858201cb0) at ../src/mesa/drivers/dri/i965/brw_context.c:1516 #7 0x00007fb8c24d10d9 in intel_prepare_render (brw=brw@entry=0x559afe653720) at ../src/mesa/drivers/dri/i965/brw_context.c:1537 #8 0x00007fb8c24cd547 in brw_clear (ctx=0x559afe653720, mask=50) at ../src/mesa/drivers/dri/i965/brw_clear.c:257 #9 0x00007fb8d01bcb4a in QSGBatchRenderer::Renderer::renderBatches (this=this@entry=0x7fb858007230) at ../../include/QtQuick/5.15.3/QtQuick/private/../../../../../src/quick/scenegraph/coreapi/qsgrenderer_p.h:131 #10 0x00007fb8d01bd26a in QSGBatchRenderer::Renderer::render (this=<optimized out>) at scenegraph/coreapi/qsgbatchrenderer.cpp:4363 #11 0x00007fb8d01a0e24 in QSGRenderer::renderScene (bindable=..., this=0x7fb858007230) at scenegraph/coreapi/qsgrenderer.cpp:264 #12 QSGRenderer::renderScene (this=0x7fb858007230, bindable=...) at scenegraph/coreapi/qsgrenderer.cpp:220 #13 0x00007fb8d01a12f3 in QSGRenderer::renderScene (this=<optimized out>, fboId=<optimized out>) at scenegraph/coreapi/qsgrenderer.cpp:212 #14 0x00007fb8d0210087 in QSGDefaultRenderContext::renderNextFrame (this=0x559af8a116a0, renderer=0x7fb858007230, fboId=<optimized out>) at scenegraph/qsgdefaultrendercontext.cpp:228 #15 0x00007fb8d027da39 in QQuickWindowPrivate::renderSceneGraph (this=this@entry=0x559af5f13760, size=..., surfaceSize=...) at items/qquickwindow.cpp:616 #16 0x00007fb8d021dbc9 in QSGRenderThread::syncAndRender (this=0x559afe652930, grabImage=0x0) at /usr/include/x86_64-linux-gnu/qt5/QtGui/5.15.3/QtGui/private/qrhi_p.h:1259 #17 0x00007fb8d0222057 in QSGRenderThread::run (this=0x559afe652930) at scenegraph/qsgthreadedrenderloop.cpp:1043 #18 0x00007fb8ce5a7543 in QThreadPrivate::start (arg=0x559afe652930) at thread/qthread_unix.cpp:331 #19 0x00007fb8ce08b609 in start_thread (arg=<optimized out>) at pthread_create.c:477 #20 0x00007fb8ce227293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Possible duplicates by query: bug 448333, bug 446587, bug 443823, bug 439270, bug 435751. Reported using DrKonqi