https://bugs.kde.org/show_bug.cgi?id=364341
Bug ID: 364341
Summary: KWin crashed after switching from another virtual
console
Product: kwin
Version: 5.5.5
Platform: Ubuntu Packages
OS: Linux
Status: UNCONFIRMED
Keywords: drkonqi
Severity: crash
Priority: NOR
Component: general
Assignee: kwin-bugs-n...@kde.org
Reporter: de...@romanr.info
Application: kwin_x11 (5.5.5)
Qt Version: 5.5.1
Operating System: Linux 4.4.0-22-generic x86_64
Distribution: Ubuntu 16.04 LTS
-- Information about the crash:
- What I was doing when the application crashed:
Switch to a text console: Alt-F2
Switch to the X console: Alt-F7
Crash & relaunch.
- Custom settings of the application:
Kernel Command line: BOOT_IMAGE=/boot/vmlinuz-4.4.0-22-generic.efi.signed
root=UUID=xxx ro nomodeset
Using nvidia-current 304.131-0ubuntu3 video driver.
UEFI boot.
Using efifb framebuffer.
When I used nouveau/nouveaufb there wasn't such issue.
The crash can be reproduced every time.
-- Backtrace:
Application: KWin (kwin_x11), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f35e520d940 (LWP 4880))]
Thread 4 (Thread 0x7f35c3fff700 (LWP 4886)):
#0 0x00007f35e4cfbd13 in select () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007f35e350010f in qt_safe_select(int, fd_set*, fd_set*, fd_set*,
timespec const*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2 0x00007f35e3501c0e in
QEventDispatcherUNIXPrivate::doSelect(QFlags<QEventLoop::ProcessEventsFlag>,
timespec*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3 0x00007f35e350213e in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4 0x00007f35e34abdea in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007f35e32c88a4 in QThread::exec() () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6 0x00007f35dddde3c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7 0x00007f35e32cd84e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8 0x00007f35db7a6754 in ?? () from /usr/lib/nvidia-304/libGL.so.1
#9 0x00007f35dec816fa in start_thread (arg=0x7f35c3fff700) at
pthread_create.c:333
#10 0x00007f35e4d05b5d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 3 (Thread 0x7f35c1c77700 (LWP 4888)):
#0 0x00007f35e4cfbd13 in select () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007f35e350010f in qt_safe_select(int, fd_set*, fd_set*, fd_set*,
timespec const*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2 0x00007f35e3501c0e in
QEventDispatcherUNIXPrivate::doSelect(QFlags<QEventLoop::ProcessEventsFlag>,
timespec*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3 0x00007f35e350213e in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4 0x00007f35e34abdea in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007f35e32c88a4 in QThread::exec() () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6 0x00007f35dddde3c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7 0x00007f35e32cd84e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8 0x00007f35db7a6754 in ?? () from /usr/lib/nvidia-304/libGL.so.1
#9 0x00007f35dec816fa in start_thread (arg=0x7f35c1c77700) at
pthread_create.c:333
#10 0x00007f35e4d05b5d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 2 (Thread 0x7f359ffff700 (LWP 4890)):
#0 pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1 0x00007f35e2455bd4 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#2 0x00007f35e2455c19 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#3 0x00007f35db7a6754 in ?? () from /usr/lib/nvidia-304/libGL.so.1
#4 0x00007f35dec816fa in start_thread (arg=0x7f359ffff700) at
pthread_create.c:333
#5 0x00007f35e4d05b5d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 1 (Thread 0x7f35e520d940 (LWP 4880)):
[KCrash Handler]
#6 0x00007f35d4d223a3 in ?? () from
/usr/lib/nvidia-304/libnvidia-glcore.so.304.131
#7 0x00007f35d4cacc99 in ?? () from
/usr/lib/nvidia-304/libnvidia-glcore.so.304.131
#8 0x00007f35d4ee564f in ?? () from
/usr/lib/nvidia-304/libnvidia-glcore.so.304.131
#9 0x00007f35d4ee599b in ?? () from
/usr/lib/nvidia-304/libnvidia-glcore.so.304.131
#10 0x00007f35d4e8cce9 in ?? () from
/usr/lib/nvidia-304/libnvidia-glcore.so.304.131
#11 0x00007f35d4e70a98 in ?? () from
/usr/lib/nvidia-304/libnvidia-glcore.so.304.131
#12 0x00007f35db776a50 in ?? () from /usr/lib/nvidia-304/libGL.so.1
#13 0x00007f35db77eb7a in ?? () from /usr/lib/nvidia-304/libGL.so.1
#14 0x00007f35d4c6cd45 in ?? () from
/usr/lib/nvidia-304/libnvidia-glcore.so.304.131
#15 0x00007f35d4c6cf3d in ?? () from
/usr/lib/nvidia-304/libnvidia-glcore.so.304.131
#16 0x00007f35d4c6d020 in ?? () from
/usr/lib/nvidia-304/libnvidia-glcore.so.304.131
#17 0x00007f35de82afa7 in KWin::GLRenderTarget::enable() () from
/usr/lib/x86_64-linux-gnu/libkwinglutils.so.7
#18 0x00007f35de82dbae in
KWin::GLRenderTarget::pushRenderTarget(KWin::GLRenderTarget*) () from
/usr/lib/x86_64-linux-gnu/libkwinglutils.so.7
#19 0x00007f35de82dfd7 in KWin::GLRenderTarget::attachTexture(KWin::GLTexture
const&) () from /usr/lib/x86_64-linux-gnu/libkwinglutils.so.7
#20 0x00007f35e25893f2 in ?? () from
/usr/lib/x86_64-linux-gnu/libkwin4_effect_builtins.so.1
#21 0x00007f35e258a58c in ?? () from
/usr/lib/x86_64-linux-gnu/libkwin4_effect_builtins.so.1
#22 0x00007f35e48c852e in
KWin::EffectsHandlerImpl::drawWindow(KWin::EffectWindow*, int, QRegion,
KWin::WindowPaintData&) () from /usr/lib/x86_64-linux-gnu/libkwin.so.5
#23 0x00007f35e489b491 in ?? () from /usr/lib/x86_64-linux-gnu/libkwin.so.5
#24 0x00007f35e48c83da in
KWin::EffectsHandlerImpl::paintWindow(KWin::EffectWindow*, int, QRegion,
KWin::WindowPaintData&) () from /usr/lib/x86_64-linux-gnu/libkwin.so.5
#25 0x00007f35e2a63b21 in KWin::Effect::paintWindow(KWin::EffectWindow*, int,
QRegion, KWin::WindowPaintData&) () from
/usr/lib/x86_64-linux-gnu/libkwineffects.so.7
#26 0x00007f35e48c837e in
KWin::EffectsHandlerImpl::paintWindow(KWin::EffectWindow*, int, QRegion,
KWin::WindowPaintData&) () from /usr/lib/x86_64-linux-gnu/libkwin.so.5
#27 0x00007f35e2a63b21 in KWin::Effect::paintWindow(KWin::EffectWindow*, int,
QRegion, KWin::WindowPaintData&) () from
/usr/lib/x86_64-linux-gnu/libkwineffects.so.7
#28 0x00007f35e48c837e in
KWin::EffectsHandlerImpl::paintWindow(KWin::EffectWindow*, int, QRegion,
KWin::WindowPaintData&) () from /usr/lib/x86_64-linux-gnu/libkwin.so.5
#29 0x00007f35e48a0828 in ?? () from /usr/lib/x86_64-linux-gnu/libkwin.so.5
#30 0x00007f35e489fef3 in ?? () from /usr/lib/x86_64-linux-gnu/libkwin.so.5
#31 0x00007f35e48b1993 in ?? () from /usr/lib/x86_64-linux-gnu/libkwin.so.5
#32 0x00007f35e489ae64 in ?? () from /usr/lib/x86_64-linux-gnu/libkwin.so.5
#33 0x00007f35e48c815f in KWin::EffectsHandlerImpl::paintScreen(int, QRegion,
KWin::ScreenPaintData&) () from /usr/lib/x86_64-linux-gnu/libkwin.so.5
#34 0x00007f35e2a63a6f in KWin::Effect::paintScreen(int, QRegion,
KWin::ScreenPaintData&) () from /usr/lib/x86_64-linux-gnu/libkwineffects.so.7
#35 0x00007f35e48c810a in KWin::EffectsHandlerImpl::paintScreen(int, QRegion,
KWin::ScreenPaintData&) () from /usr/lib/x86_64-linux-gnu/libkwin.so.5
#36 0x00007f35e2a63a6f in KWin::Effect::paintScreen(int, QRegion,
KWin::ScreenPaintData&) () from /usr/lib/x86_64-linux-gnu/libkwineffects.so.7
#37 0x00007f35e48c810a in KWin::EffectsHandlerImpl::paintScreen(int, QRegion,
KWin::ScreenPaintData&) () from /usr/lib/x86_64-linux-gnu/libkwin.so.5
#38 0x00007f35e489aada in ?? () from /usr/lib/x86_64-linux-gnu/libkwin.so.5
#39 0x00007f35e48b73c0 in ?? () from /usr/lib/x86_64-linux-gnu/libkwin.so.5
#40 0x00007f35e48927f9 in KWin::Compositor::performCompositing() () from
/usr/lib/x86_64-linux-gnu/libkwin.so.5
#41 0x00007f35e34dde53 in QObject::event(QEvent*) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#42 0x00007f35e3da105c in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#43 0x00007f35e3da6516 in QApplication::notify(QObject*, QEvent*) () from
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#44 0x00007f35e34ae62b in QCoreApplication::notifyInternal(QObject*, QEvent*)
() from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#45 0x00007f35e350389d in QTimerInfoList::activateTimers() () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#46 0x00007f35e35020b6 in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#47 0x00007f35cc1434ed in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#48 0x00007f35e34abdea in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#49 0x00007f35e34b3e8c in QCoreApplication::exec() () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#50 0x00007f35e4fcd504 in kdemain () from
/usr/lib/x86_64-linux-gnu/libkdeinit5_kwin_x11.so
#51 0x00007f35e4c1f830 in __libc_start_main (main=0x400780 <main>, argc=3,
argv=0x7ffe662d4da8, init=<optimized out>, fini=<optimized out>,
rtld_fini=<optimized out>, stack_end=0x7ffe662d4d98) at ../csu/libc-start.c:291
#52 0x00000000004007b9 in _start ()
Reported using DrKonqi
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