Package: libqt5gui5 Version: 5.11.3+dfsg-2 Severity: important Dear Maintainer,
*** Reporter, please consider answering these questions, where appropriate *** * What led up to the situation? Start krita use the use the huion pencil * What exactly did you do (or not do) that was effective (or ineffective)? Use the huion tablet pencil in krita. * What was the outcome of this action? Crash backtrace below. [New Thread 0x7fff8dffe700 (LWP 4662)] free(): double free detected in tcache 2 Thread 1 "krita" received signal SIGABRT, Aborted. 0x00007ffff4baa85b in raise () from /lib/x86_64-linux-gnu/libc.so.6 (gdb) thread apply all backtrace Thread 36 (Thread 0x7fff8dffe700 (LWP 4662)): #0 0x00007ffff2bc53d9 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x00007ffff4f9436c in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #2 0x00007ffff4f8c1d2 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #3 0x00007ffff4f93cd7 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007ffff2bbefa3 in start_thread () from /lib/x86_64-linux- gnu/libpthread.so.0 #5 0x00007ffff4c6c88f in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 35 (Thread 0x7fff8d7fd700 (LWP 4661)): #0 0x00007ffff2bc53d9 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x00007ffff4f9436c in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #2 0x00007ffff4f8c1d2 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #3 0x00007ffff4f93cd7 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007ffff2bbefa3 in start_thread () from /lib/x86_64-linux- gnu/libpthread.so.0 #5 0x00007ffff4c6c88f in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 34 (Thread 0x7fff8cffc700 (LWP 4660)): #0 0x00007ffff2bc53d9 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x00007ffff4f9436c in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #2 0x00007ffff4f8c1d2 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #3 0x00007ffff4f93cd7 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007ffff2bbefa3 in start_thread () from /lib/x86_64-linux- gnu/libpthread.so.0 #5 0x00007ffff4c6c88f in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 33 (Thread 0x7fff5bff4700 (LWP 4659)): #0 0x00007ffff2bc53d9 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x00007ffff4f9436c in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #2 0x00007ffff4f8c1d2 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #3 0x00007ffff4f93cd7 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007ffff2bbefa3 in start_thread () from /lib/x86_64-linux- gnu/libpthread.so.0 #5 0x00007ffff4c6c88f in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 28 (Thread 0x7fffb0eef700 (LWP 4654)): #0 0x00007ffff2bc53d9 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x00007ffff4f9436c in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #2 0x00007ffff4f8c1d2 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #3 0x00007ffff4f93cd7 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007ffff2bbefa3 in start_thread () from /lib/x86_64-linux- gnu/libpthread.so.0 #5 0x00007ffff4c6c88f in clone () from /lib/x86_64-linux-gnu/libc.so.6 --Type <RET> for more, q to quit, c to continue without paging-- Thread 27 (Thread 0x7fffb1ef1700 (LWP 4653)): #0 0x00007ffff2bc53d9 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x00007ffff4f9436c in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #2 0x00007ffff4f8c1d2 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #3 0x00007ffff4f93cd7 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007ffff2bbefa3 in start_thread () from /lib/x86_64-linux- gnu/libpthread.so.0 #5 0x00007ffff4c6c88f in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 26 (Thread 0x7fffb16f0700 (LWP 4652)): #0 0x00007ffff2bc53d9 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x00007ffff4f9436c in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #2 0x00007ffff4f8c1d2 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #3 0x00007ffff4f93cd7 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007ffff2bbefa3 in start_thread () from /lib/x86_64-linux- gnu/libpthread.so.0 #5 0x00007ffff4c6c88f in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 25 (Thread 0x7fffb26f2700 (LWP 4651)): #0 0x00007ffff2bc53d9 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x00007ffff4f9436c in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #2 0x00007ffff4f8c1d2 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #3 0x00007ffff4f93cd7 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007ffff2bbefa3 in start_thread () from /lib/x86_64-linux- gnu/libpthread.so.0 #5 0x00007ffff4c6c88f in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 20 (Thread 0x7fff9534b700 (LWP 4646)): #0 0x00007ffff4c61bd9 in poll () from /lib/x86_64-linux-gnu/libc.so.6 #1 0x00007ffff21f0e46 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007ffff21f0f6c in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007ffff518e153 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007ffff513b14b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007ffff4f8a106 in QThread::exec() () from /usr/lib/x86_64-linux- gnu/libQt5Core.so.5 #6 0x00007fffeaa314d6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #7 0x00007ffff4f93cd7 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #8 0x00007ffff2bbefa3 in start_thread () from /lib/x86_64-linux- gnu/libpthread.so.0 #9 0x00007ffff4c6c88f in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 19 (Thread 0x7fff9665c700 (LWP 4645)): #0 0x00007ffff4c61bd9 in poll () from /lib/x86_64-linux-gnu/libc.so.6 #1 0x00007ffff21f0e46 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 --Type <RET> for more, q to quit, c to continue without paging-- #2 0x00007ffff21f0f6c in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007ffff518e153 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007ffff513b14b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007ffff4f8a106 in QThread::exec() () from /usr/lib/x86_64-linux- gnu/libQt5Core.so.5 #6 0x00007fffea7ac375 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #7 0x00007ffff4f93cd7 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #8 0x00007ffff2bbefa3 in start_thread () from /lib/x86_64-linux- gnu/libpthread.so.0 #9 0x00007ffff4c6c88f in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 14 (Thread 0x7fffb2ef3700 (LWP 4640)): #0 0x00007ffff4c39ae0 in nanosleep () from /lib/x86_64-linux-gnu/libc.so.6 #1 0x00007ffff518daed in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #2 0x00007ffff3bfef9a in KisTileDataSwapper::run() () from /usr/lib/x86_64-linux-gnu/libkritaimage.so.17 #3 0x00007ffff4f93cd7 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007ffff2bbefa3 in start_thread () from /lib/x86_64-linux- gnu/libpthread.so.0 #5 0x00007ffff4c6c88f in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 13 (Thread 0x7fffbe227700 (LWP 4639)): #0 0x00007ffff4c67309 in syscall () from /lib/x86_64-linux-gnu/libc.so.6 #1 0x00007ffff4f88d44 in QSemaphore::acquire(int) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #2 0x00007ffff3be235a in ?? () from /usr/lib/x86_64-linux- gnu/libkritaimage.so.17 #3 0x00007ffff3be2b8a in ?? () from /usr/lib/x86_64-linux- gnu/libkritaimage.so.17 #4 0x00007ffff4f93cd7 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007ffff2bbefa3 in start_thread () from /lib/x86_64-linux- gnu/libpthread.so.0 #6 0x00007ffff4c6c88f in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 11 (Thread 0x7fffbffff700 (LWP 4636)): #0 0x00007ffff4c61bd9 in poll () from /lib/x86_64-linux-gnu/libc.so.6 #1 0x00007ffff21f0e46 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007ffff21f0f6c in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007ffff518e153 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007ffff513b14b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007ffff4f8a106 in QThread::exec() () from /usr/lib/x86_64-linux- gnu/libQt5Core.so.5 #6 0x00007ffff2bee545 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5 #7 0x00007ffff4f93cd7 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #8 0x00007ffff2bbefa3 in start_thread () from /lib/x86_64-linux- gnu/libpthread.so.0 #9 0x00007ffff4c6c88f in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 10 (Thread 0x7fffdcbf0700 (LWP 4635)): #0 0x00007ffff2bc4fec in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 --Type <RET> for more, q to quit, c to continue without paging-- #1 0x00007fffe85a47fb in ?? () from /usr/lib/x86_64-linux- gnu/dri/radeonsi_dri.so #2 0x00007fffe85a4527 in ?? () from /usr/lib/x86_64-linux- gnu/dri/radeonsi_dri.so #3 0x00007ffff2bbefa3 in start_thread () from /lib/x86_64-linux- gnu/libpthread.so.0 #4 0x00007ffff4c6c88f in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 9 (Thread 0x7fffdd411700 (LWP 4634)): #0 0x00007ffff2bc4fec in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x00007fffe85a47fb in ?? () from /usr/lib/x86_64-linux- gnu/dri/radeonsi_dri.so #2 0x00007fffe85a4527 in ?? () from /usr/lib/x86_64-linux- gnu/dri/radeonsi_dri.so #3 0x00007ffff2bbefa3 in start_thread () from /lib/x86_64-linux- gnu/libpthread.so.0 #4 0x00007ffff4c6c88f in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 8 (Thread 0x7fffddc12700 (LWP 4633)): #0 0x00007ffff2bc4fec in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x00007fffe85a47fb in ?? () from /usr/lib/x86_64-linux- gnu/dri/radeonsi_dri.so #2 0x00007fffe85a4527 in ?? () from /usr/lib/x86_64-linux- gnu/dri/radeonsi_dri.so #3 0x00007ffff2bbefa3 in start_thread () from /lib/x86_64-linux- gnu/libpthread.so.0 #4 0x00007ffff4c6c88f in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 7 (Thread 0x7fffde413700 (LWP 4632)): #0 0x00007ffff2bc4fec in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x00007fffe85a47fb in ?? () from /usr/lib/x86_64-linux- gnu/dri/radeonsi_dri.so #2 0x00007fffe85a4527 in ?? () from /usr/lib/x86_64-linux- gnu/dri/radeonsi_dri.so #3 0x00007ffff2bbefa3 in start_thread () from /lib/x86_64-linux- gnu/libpthread.so.0 #4 0x00007ffff4c6c88f in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 6 (Thread 0x7fffdec14700 (LWP 4631)): #0 0x00007ffff2bc4fec in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x00007fffe85a47fb in ?? () from /usr/lib/x86_64-linux- gnu/dri/radeonsi_dri.so #2 0x00007fffe85a4527 in ?? () from /usr/lib/x86_64-linux- gnu/dri/radeonsi_dri.so #3 0x00007ffff2bbefa3 in start_thread () from /lib/x86_64-linux- gnu/libpthread.so.0 #4 0x00007ffff4c6c88f in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 5 (Thread 0x7fffdf415700 (LWP 4630)): #0 0x00007ffff2bc4fec in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x00007fffe85a47fb in ?? () from /usr/lib/x86_64-linux- gnu/dri/radeonsi_dri.so #2 0x00007fffe85a4527 in ?? () from /usr/lib/x86_64-linux- gnu/dri/radeonsi_dri.so #3 0x00007ffff2bbefa3 in start_thread () from /lib/x86_64-linux- gnu/libpthread.so.0 #4 0x00007ffff4c6c88f in clone () from /lib/x86_64-linux-gnu/libc.so.6 --Type <RET> for more, q to quit, c to continue without paging-- Thread 4 (Thread 0x7fffdfc16700 (LWP 4629)): #0 0x00007ffff2bc4fec in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x00007fffe85a47fb in ?? () from /usr/lib/x86_64-linux- gnu/dri/radeonsi_dri.so #2 0x00007fffe85a4527 in ?? () from /usr/lib/x86_64-linux- gnu/dri/radeonsi_dri.so #3 0x00007ffff2bbefa3 in start_thread () from /lib/x86_64-linux- gnu/libpthread.so.0 #4 0x00007ffff4c6c88f in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 3 (Thread 0x7fffe0585700 (LWP 4628)): #0 0x00007ffff2bc4fec in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x00007fffe85a47fb in ?? () from /usr/lib/x86_64-linux- gnu/dri/radeonsi_dri.so #2 0x00007fffe85a4527 in ?? () from /usr/lib/x86_64-linux- gnu/dri/radeonsi_dri.so #3 0x00007ffff2bbefa3 in start_thread () from /lib/x86_64-linux- gnu/libpthread.so.0 #4 0x00007ffff4c6c88f in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 2 (Thread 0x7fffebf39700 (LWP 4627)): #0 0x00007ffff4c61bd9 in poll () from /lib/x86_64-linux-gnu/libc.so.6 #1 0x00007ffff417dcf7 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1 #2 0x00007ffff417f91a in xcb_wait_for_event () from /usr/lib/x86_64-linux- gnu/libxcb.so.1 #3 0x00007fffec86a519 in ?? () from /usr/lib/x86_64-linux- gnu/libQt5XcbQpa.so.5 #4 0x00007ffff4f93cd7 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007ffff2bbefa3 in start_thread () from /lib/x86_64-linux- gnu/libpthread.so.0 #6 0x00007ffff4c6c88f in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 1 (Thread 0x7fffed377840 (LWP 4623)): #0 0x00007ffff4baa85b in raise () from /lib/x86_64-linux-gnu/libc.so.6 #1 0x00007ffff4b95535 in abort () from /lib/x86_64-linux-gnu/libc.so.6 #2 0x00007ffff4bec718 in ?? () from /lib/x86_64-linux-gnu/libc.so.6 #3 0x00007ffff4bf2e3a in ?? () from /lib/x86_64-linux-gnu/libc.so.6 #4 0x00007ffff4bf491d in ?? () from /lib/x86_64-linux-gnu/libc.so.6 #5 0x00007ffff54f5cd0 in QTabletEvent::~QTabletEvent() () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5 #6 0x00007ffff710f497 in ?? () from /usr/lib/x86_64-linux-gnu/libkritaui.so.17 #7 0x00007ffff7109105 in ?? () from /usr/lib/x86_64-linux-gnu/libkritaui.so.17 #8 0x00007ffff7109464 in ?? () from /usr/lib/x86_64-linux-gnu/libkritaui.so.17 #9 0x00007ffff710d119 in ?? () from /usr/lib/x86_64-linux-gnu/libkritaui.so.17 #10 0x00007ffff71107f8 in KisXi2EventFilter::nativeEventFilter(QByteArray const&, void*, long*) () from /usr/lib/x86_64-linux-gnu/libkritaui.so.17 #11 0x00007ffff5139fcf in QAbstractEventDispatcher::filterNativeEvent(QByteArray const&, void*, long*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #12 0x00007fffec86bcb0 in QXcbConnection::handleXcbEvent(xcb_generic_event_t*) () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5 #13 0x00007fffec86c843 in QXcbConnection::processXcbEvents() () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5 #14 0x00007ffff5165f82 in QObject::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #15 0x00007ffff5ab4491 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 --Type <RET> for more, q to quit, c to continue without paging-- #16 0x00007ffff5abbad0 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #17 0x00007ffff7032cd7 in KisApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libkritaui.so.17 #18 0x00007ffff513c479 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #19 0x00007ffff513f46b in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #20 0x00007ffff518eb23 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #21 0x00007ffff21f0c3e in g_main_context_dispatch () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #22 0x00007ffff21f0ed8 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #23 0x00007ffff21f0f6c in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #24 0x00007ffff518e153 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #25 0x00007fffec8fd861 in ?? () from /usr/lib/x86_64-linux- gnu/libQt5XcbQpa.so.5 #26 0x00007ffff513b14b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #27 0x00007ffff51432c2 in QCoreApplication::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #28 0x0000555555e8d937 in main () (gdb) * What outcome did you expect instead? That it would not crash. *** End of the template - remove these template lines *** -- System Information: Debian Release: buster/sid APT prefers testing APT policy: (500, 'testing') Architecture: amd64 (x86_64) Foreign Architectures: i386 Kernel: Linux 4.18.0-3-amd64 (SMP w/4 CPU cores) Locale: LANG=en_US.UTF-8, LC_CTYPE=en_US.UTF-8 (charmap=UTF-8), LANGUAGE=en_US:en (charmap=UTF-8) Shell: /bin/sh linked to /bin/dash Init: systemd (via /run/systemd/system) LSM: AppArmor: enabled Versions of packages libqt5gui5 depends on: ii fontconfig 2.13.1-2 ii libc6 2.28-2 ii libdrm2 2.4.95-1 ii libegl1 1.1.0-1 ii libfontconfig1 2.13.1-2 ii libfreetype6 2.9.1-3 ii libgbm1 18.2.8-2 ii libgcc1 1:8.2.0-13 ii libgl1 1.1.0-1 ii libharfbuzz0b 2.3.0-1 ii libice6 2:1.0.9-2 ii libinput10 1.12.4-1 ii libjpeg62-turbo 1:1.5.2-2+b1 ii libmtdev1 1.1.5-1+b1 ii libpng16-16 1.6.36-2 ii libqt5core5a [qtbase-abi-5-11-3] 5.11.3+dfsg-2 ii libqt5dbus5 5.11.3+dfsg-2 ii libqt5network5 5.11.3+dfsg-2 ii libsm6 2:1.2.2-1+b3 ii libstdc++6 8.2.0-13 ii libudev1 240-2 ii libx11-6 2:1.6.7-1 ii libx11-xcb1 2:1.6.7-1 ii libxcb-glx0 1.13.1-2 ii libxcb-icccm4 0.4.1-1.1 ii libxcb-image0 0.4.0-1+b2 ii libxcb-keysyms1 0.4.0-1+b2 ii libxcb-randr0 1.13.1-2 ii libxcb-render-util0 0.3.9-1+b1 ii libxcb-render0 1.13.1-2 ii libxcb-shape0 1.13.1-2 ii libxcb-shm0 1.13.1-2 ii libxcb-sync1 1.13.1-2 ii libxcb-xfixes0 1.13.1-2 ii libxcb-xinerama0 1.13.1-2 ii libxcb-xkb1 1.13.1-2 ii libxcb1 1.13.1-2 ii libxi6 2:1.7.9-1 ii libxkbcommon-x11-0 0.8.2-1 ii libxkbcommon0 0.8.2-1 ii libxrender1 1:0.9.10-1 ii zlib1g 1:1.2.11.dfsg-1 Versions of packages libqt5gui5 recommends: ii libqt5svg5 5.11.3-2 ii qt5-gtk-platformtheme 5.11.3+dfsg-2 Versions of packages libqt5gui5 suggests: ii qt5-image-formats-plugins 5.11.3-2 ii qtwayland5 5.11.3-2 -- no debconf information