Crash in __pthread_kill_implementation

Similar reports
Problem #803039
Component
kwin
Last affected version
0:6.6.1-1.fc42
Executable
/usr/bin/kwin_wayland
Error name
SIGSEGV 11
First occurrence
2026-03-04
Last occurrence
2026-03-08
Unique reports
2
Quality
-43

Statistics

Operating system Unique / Total count
Fedora 42 2 / 185
Operating system Count
Fedora 42 185
Architecture Count
x86_64 185
Related packages Count
kwin 185
 0:6.6.1-1.fc42 185
kf6-qqc2-desktop-style 178
 0:6.23.0-1.fc42 178
kf6-sonnet 178
 0:6.23.0-1.fc42 178
Show more… (6)
qt6-qt5compat 177
 0:6.10.2-1.fc42 177
qt6-qtshadertools 177
 0:6.10.2-1.fc42 177
kwin-common 7
 0:6.6.1-1.fc42 7
knighttime 7
 0:6.6.1-1.fc42 7
kf6-kholidays 7
 0:6.23.0-1.fc42 7
qt6-qtdeclarative 1
 0:6.10.2-2.fc42 1

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

History

Daily:

Weekly:

Monthly:

History

Daily:

Weekly:

Monthly:


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: 8a1495dcad0a99e7b46d97978df8af4b77f0209e 		-
4
/lib64/libc.so.6 0x1a040
Build id: 92b5376d35bb29c098175948cf3e7cbcae3aeae1 		-
5
KWin::OutputLayer::setScanoutCandidate(KWin::SurfaceItem*)
/lib64/libkwin.so.6 0x97c42
Build id: a42fcf2070d4514d6b83d9c1e13b5ea3c001f04d 		-
6
KWin::prepareDirectScanout(KWin::RenderView*, KWin::LogicalOutput*, KWin::BackendOutput*, std::shared_ptr<KWin::OutputFrame> const&)
/lib64/libkwin.so.6 0x6e606
Build id: a42fcf2070d4514d6b83d9c1e13b5ea3c001f04d 		-
7
KWin::Compositor::composite(KWin::RenderLoop*)
/lib64/libkwin.so.6 0x7195c
Build id: a42fcf2070d4514d6b83d9c1e13b5ea3c001f04d 		-
8
void doActivate<false>(QObject*, int, void**)
/lib64/libQt6Core.so.6 0x16929a
Build id: db563c596b76c59d1f3dab54fbb702806b53e599 		-
9
KWin::RenderLoop::frameRequested(KWin::RenderLoop*)
/lib64/libkwin.so.6 0xa00ca
Build id: a42fcf2070d4514d6b83d9c1e13b5ea3c001f04d 		-
10
QObject::event(QEvent*)
/lib64/libQt6Core.so.6 0x15ac65
Build id: db563c596b76c59d1f3dab54fbb702806b53e599 		-
11
QApplicationPrivate::notify_helper(QObject*, QEvent*)
/lib64/libQt6Widgets.so.6 0x3df1f
Build id: 808439601d4409411f2d7d9972468dd1dc9ebc79 		-
12
QCoreApplication::notifyInternal2(QObject*, QEvent*)
/lib64/libQt6Core.so.6 0xfdb28
Build id: db563c596b76c59d1f3dab54fbb702806b53e599 		-
13
QTimerInfoList::activateTimers()
/lib64/libQt6Core.so.6 0x2d24b8
Build id: db563c596b76c59d1f3dab54fbb702806b53e599 		-
14
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
/lib64/libQt6Core.so.6 0x2d682b
Build id: db563c596b76c59d1f3dab54fbb702806b53e599 		-
15
QUnixEventDispatcherQPA::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
/lib64/libQt6Gui.so.6 0x6fe212
Build id: cdd989998834e31da7bcd0052e409684eb0e5917 		-
16
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
/lib64/libQt6Core.so.6 0x10ab23
Build id: db563c596b76c59d1f3dab54fbb702806b53e599 		-
17
QCoreApplication::exec()
/lib64/libQt6Core.so.6 0x1063e9
Build id: db563c596b76c59d1f3dab54fbb702806b53e599 		-
18
main
/usr/bin/kwin_wayland 0xeb55
Build id: 3dde7a74e8e71646c07efe22e6d924faba76c1e3 		-
19
__libc_start_call_main
/lib64/libc.so.6 0x3575
Build id: 92b5376d35bb29c098175948cf3e7cbcae3aeae1 		-
20
__libc_start_main@@GLIBC_2.34
/lib64/libc.so.6 0x3628
Build id: 92b5376d35bb29c098175948cf3e7cbcae3aeae1 		-
21
_start
/usr/bin/kwin_wayland 0x14f25
Build id: 3dde7a74e8e71646c07efe22e6d924faba76c1e3 		-