Crash in __pthread_kill_implementation

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Component
kwin
Last affected version
0:6.4.4-3.fc41
Executable
/usr/bin/kwin_wayland
Error name
SIGSEGV 11
First occurrence
2026-09-20
Last occurrence
2026-09-20
Unique reports
1
Quality
-65

Statistics

Operating system Unique / Total count
Fedora 41 1 / 1
Operating system Count
Fedora 41 1
Architecture Count
x86_64 1
Related packages Count
LibRaw 1
 0:0.21.4-1.fc41 1
libtiff 1
 0:4.6.0-6.fc41.2 1
liblerc 1
 0:4.0.0-8.fc41 1
Show more… (4)
libjxl 1
 1:0.10.4-1.fc41 1
kwin 1
 0:6.4.4-3.fc41 1
openexr-libs 1
 0:3.2.4-3.fc41 1
libwebp 1
 0:1.5.0-1.fc41 1

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 0x737d4
Build id: dae6ae6929d69dca842288f5300af5a33d1bdcd7 		-
2
raise
/lib64/libc.so.6 0x1a39e
Build id: dae6ae6929d69dca842288f5300af5a33d1bdcd7 		-
3
KCrash::defaultCrashHandler(int)
/lib64/libKF6Crash.so.6 0x53c1
Build id: b92a7766a72aa2ce80cdc1b56c620c4b71f8e07c 		-
4
/lib64/libc.so.6 0x1a450
Build id: dae6ae6929d69dca842288f5300af5a33d1bdcd7 		-
5
KWin::Window::wantsTabFocus() const
/lib64/libkwin.so.6 0x262a23
Build id: 1bdb24e1de496b928171ac20aadbf5783b4fc159 		-
6
KWin::FocusChain::update(KWin::Window*, KWin::FocusChain::Change)
/lib64/libkwin.so.6 0x102be3
Build id: 1bdb24e1de496b928171ac20aadbf5783b4fc159 		-
7
KWin::Workspace::setActiveWindow(KWin::Window*)
/lib64/libkwin.so.6 0x563e2
Build id: 1bdb24e1de496b928171ac20aadbf5783b4fc159 		-
8
KWin::Window::setActive(bool)
/lib64/libkwin.so.6 0x266e66
Build id: 1bdb24e1de496b928171ac20aadbf5783b4fc159 		-
9
KWin::LayerShellV1Window::takeFocus()
/lib64/libkwin.so.6 0x14bd5d
Build id: 1bdb24e1de496b928171ac20aadbf5783b4fc159 		-
10
KWin::Workspace::takeActivity(KWin::Window*, QFlags<KWin::Workspace::ActivityFlag>)
/lib64/libkwin.so.6 0x567b4
Build id: 1bdb24e1de496b928171ac20aadbf5783b4fc159 		-
11
KWin::Workspace::activateWindow(KWin::Window*, bool)
/lib64/libkwin.so.6 0x56cd7
Build id: 1bdb24e1de496b928171ac20aadbf5783b4fc159 		-
12
KWin::Workspace::addWaylandWindow(KWin::Window*)
/lib64/libkwin.so.6 0x28a21d
Build id: 1bdb24e1de496b928171ac20aadbf5783b4fc159 		-
13
void doActivate<false>(QObject*, int, void**)
/lib64/libQt6Core.so.6 0x15ad2e
Build id: e2d97f4790ce08b665d7a14b8fdb617eec6ddd59 		-
14
KWin::WaylandServer::windowAdded(KWin::Window*)
/lib64/libkwin.so.6 0x256041
Build id: 1bdb24e1de496b928171ac20aadbf5783b4fc159 		-
15
void doActivate<false>(QObject*, int, void**)
/lib64/libQt6Core.so.6 0x15ad2e
Build id: e2d97f4790ce08b665d7a14b8fdb617eec6ddd59 		-
16
void doActivate<false>(QObject*, int, void**)
/lib64/libQt6Core.so.6 0x15ad2e
Build id: e2d97f4790ce08b665d7a14b8fdb617eec6ddd59 		-
17
KWin::SurfaceInterfacePrivate::applyState(KWin::SurfaceState*)
/lib64/libkwin.so.6 0x3e3a90
Build id: 1bdb24e1de496b928171ac20aadbf5783b4fc159 		-
18
KWin::Transaction::apply()
/lib64/libkwin.so.6 0x4195e9
Build id: 1bdb24e1de496b928171ac20aadbf5783b4fc159 		-
19
void doActivate<false>(QObject*, int, void**)
/lib64/libQt6Core.so.6 0x15ad2e
Build id: e2d97f4790ce08b665d7a14b8fdb617eec6ddd59 		-
20
QSocketNotifier::activated(QSocketDescriptor, QSocketNotifier::Type, QSocketNotifier::QPrivateSignal)
/lib64/libQt6Core.so.6 0x16935d
Build id: e2d97f4790ce08b665d7a14b8fdb617eec6ddd59 		-
21
QSocketNotifier::event(QEvent*)
/lib64/libQt6Core.so.6 0x169b4b
Build id: e2d97f4790ce08b665d7a14b8fdb617eec6ddd59 		-
22
QApplicationPrivate::notify_helper(QObject*, QEvent*)
/lib64/libQt6Widgets.so.6 0x3d9b8
Build id: b81b3d020541b9d6df6113adba63b3eb44a15677 		-
23
QCoreApplication::notifyInternal2(QObject*, QEvent*)
/lib64/libQt6Core.so.6 0xf3f30
Build id: e2d97f4790ce08b665d7a14b8fdb617eec6ddd59 		-
24
QEventDispatcherUNIXPrivate::activateSocketNotifiers()
/lib64/libQt6Core.so.6 0x2bc306
Build id: e2d97f4790ce08b665d7a14b8fdb617eec6ddd59 		-
25
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
/lib64/libQt6Core.so.6 0x2bcc8c
Build id: e2d97f4790ce08b665d7a14b8fdb617eec6ddd59 		-
26
QUnixEventDispatcherQPA::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
/lib64/libQt6Gui.so.6 0x6cd6b2
Build id: 612b3a4865c35dfaab82e2b0d04e93bb17714005 		-
27
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
/lib64/libQt6Core.so.6 0x101313
Build id: e2d97f4790ce08b665d7a14b8fdb617eec6ddd59 		-
28
QCoreApplication::exec()
/lib64/libQt6Core.so.6 0xfc90e
Build id: e2d97f4790ce08b665d7a14b8fdb617eec6ddd59 		-
29
main
/usr/bin/kwin_wayland 0xfd97
Build id: e5762c2957c4923628dc6475a4c0f3539932a108 		-
30
__libc_start_call_main
/lib64/libc.so.6 0x3448
Build id: dae6ae6929d69dca842288f5300af5a33d1bdcd7 		-
31
__libc_start_main@@GLIBC_2.34
/lib64/libc.so.6 0x350b
Build id: dae6ae6929d69dca842288f5300af5a33d1bdcd7 		-
32
_start
/usr/bin/kwin_wayland 0x15fa5
Build id: e5762c2957c4923628dc6475a4c0f3539932a108 		-