Crash in __pthread_kill_implementation

Similar reports
Problem #819837
Component
kwin
Last affected version
0:6.6.2-1.fc42
Executable
/usr/bin/kwin_wayland
Error name
SIGSEGV 11
First occurrence
2026-03-20
Last occurrence
2026-03-22
Unique reports
1
Quality
-57

Statistics

Operating system Unique / Total count
Fedora 42 1 / 4
Operating system Count
Fedora 42 4
Architecture Count
x86_64 4
Related packages Count
kwin 4
 0:6.6.2-1.fc42 4
dejavu-sans-fonts 4
 0:2.37-25.fc42 4

Packages names with count less than the total count of reports are most probably not the cause of the problem.

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Backtrace

Frame # Function Binary Source or offset Line
1
__pthread_kill_implementation
/lib64/libc.so.6 0x73e5c
Build id: 92b5376d35bb29c098175948cf3e7cbcae3aeae1 		-
2
raise
/lib64/libc.so.6 0x19f0e
Build id: 92b5376d35bb29c098175948cf3e7cbcae3aeae1 		-
3
KCrash::defaultCrashHandler(int)
/lib64/libKF6Crash.so.6 0x50d6
Build id: a894a878a661eebf0de6b87c229ad164b4e0e579 		-
4
/lib64/libc.so.6 0x1a040
Build id: 92b5376d35bb29c098175948cf3e7cbcae3aeae1 		-
5
KWin::EglContext::shaderManager() const
/lib64/libkwin.so.6 0x19ed54
Build id: 5d12c38aa1eaa017fee4343a69a1b8faad990bb6 		-
6
KWin::EffectsHandler::renderOffscreenQuickView(KWin::RenderTarget const&, KWin::RenderViewport const&, KWin::OffscreenQuickView*) const
/lib64/libkwin.so.6 0x10a5a9
Build id: 5d12c38aa1eaa017fee4343a69a1b8faad990bb6 		-
7
KWin::EffectsHandler::paintScreen(KWin::RenderTarget const&, KWin::RenderViewport const&, int, KWin::Region const&, KWin::LogicalOutput*)
/lib64/libkwin.so.6 0xfee55
Build id: 5d12c38aa1eaa017fee4343a69a1b8faad990bb6 		-
8
KWin::EffectsHandler::paintScreen(KWin::RenderTarget const&, KWin::RenderViewport const&, int, KWin::Region const&, KWin::LogicalOutput*)
/lib64/libkwin.so.6 0xfee55
Build id: 5d12c38aa1eaa017fee4343a69a1b8faad990bb6 		-
9
KWin::EffectsHandler::paintScreen(KWin::RenderTarget const&, KWin::RenderViewport const&, int, KWin::Region const&, KWin::LogicalOutput*)
/lib64/libkwin.so.6 0xfee55
Build id: 5d12c38aa1eaa017fee4343a69a1b8faad990bb6 		-
10
KWin::EffectsHandler::paintScreen(KWin::RenderTarget const&, KWin::RenderViewport const&, int, KWin::Region const&, KWin::LogicalOutput*)
/lib64/libkwin.so.6 0xfee55
Build id: 5d12c38aa1eaa017fee4343a69a1b8faad990bb6 		-
11
KWin::EffectsHandler::paintScreen(KWin::RenderTarget const&, KWin::RenderViewport const&, int, KWin::Region const&, KWin::LogicalOutput*)
/lib64/libkwin.so.6 0xfee55
Build id: 5d12c38aa1eaa017fee4343a69a1b8faad990bb6 		-
12
KWin::WorkspaceScene::paint(KWin::RenderTarget const&, QPoint const&, KWin::Region const&)
/lib64/libkwin.so.6 0x23f86b
Build id: 5d12c38aa1eaa017fee4343a69a1b8faad990bb6 		-
13
KWin::renderLayer(KWin::RenderView*, KWin::LogicalOutput*, KWin::BackendOutput*, std::shared_ptr<KWin::OutputFrame> const&, KWin::Region const&) [clone .isra.0]
/lib64/libkwin.so.6 0x6e7cf
Build id: 5d12c38aa1eaa017fee4343a69a1b8faad990bb6 		-
14
KWin::Compositor::composite(KWin::RenderLoop*)
/lib64/libkwin.so.6 0x729a6
Build id: 5d12c38aa1eaa017fee4343a69a1b8faad990bb6 		-
15
void doActivate<false>(QObject*, int, void**)
/lib64/libQt6Core.so.6 0x16929a
Build id: db563c596b76c59d1f3dab54fbb702806b53e599 		-
16
KWin::RenderLoop::frameRequested(KWin::RenderLoop*)
/lib64/libkwin.so.6 0x9ffca
Build id: 5d12c38aa1eaa017fee4343a69a1b8faad990bb6 		-
17
QObject::event(QEvent*)
/lib64/libQt6Core.so.6 0x15ac65
Build id: db563c596b76c59d1f3dab54fbb702806b53e599 		-
18
QApplicationPrivate::notify_helper(QObject*, QEvent*)
/lib64/libQt6Widgets.so.6 0x3df1f
Build id: 808439601d4409411f2d7d9972468dd1dc9ebc79 		-
19
QCoreApplication::notifyInternal2(QObject*, QEvent*)
/lib64/libQt6Core.so.6 0xfdb28
Build id: db563c596b76c59d1f3dab54fbb702806b53e599 		-
20
QTimerInfoList::activateTimers()
/lib64/libQt6Core.so.6 0x2d24b8
Build id: db563c596b76c59d1f3dab54fbb702806b53e599 		-
21
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
/lib64/libQt6Core.so.6 0x2d682b
Build id: db563c596b76c59d1f3dab54fbb702806b53e599 		-
22
QUnixEventDispatcherQPA::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
/lib64/libQt6Gui.so.6 0x6fe212
Build id: cdd989998834e31da7bcd0052e409684eb0e5917 		-
23
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
/lib64/libQt6Core.so.6 0x10ab23
Build id: db563c596b76c59d1f3dab54fbb702806b53e599 		-
24
QCoreApplication::exec()
/lib64/libQt6Core.so.6 0x1063e9
Build id: db563c596b76c59d1f3dab54fbb702806b53e599 		-
25
main
/usr/bin/kwin_wayland 0xeb55
Build id: 841294e7771a3235b9fbe8e580ae174befa69378 		-
26
__libc_start_call_main
/lib64/libc.so.6 0x3575
Build id: 92b5376d35bb29c098175948cf3e7cbcae3aeae1 		-
27
__libc_start_main@@GLIBC_2.34
/lib64/libc.so.6 0x3628
Build id: 92b5376d35bb29c098175948cf3e7cbcae3aeae1 		-
28
_start
/usr/bin/kwin_wayland 0x14f25
Build id: 841294e7771a3235b9fbe8e580ae174befa69378 		-