[kwin] [Bug 496065] kwin_wayland crashed when highlighting text in Firefox

[Nate Graham]

https://bugs.kde.org/show_bug.cgi?id=496065

Nate Graham <nate at kde.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
            Product|kde                         |kwin
                 CC|                            |nate at kde.org
           Assignee|unassigned-bugs at kde.org     |kwin-bugs-null at kde.org
            Summary|KDE crashed when            |kwin_wayland crashed when
                   |highlighting text in        |highlighting text in
                   |Firefox                     |Firefox
          Component|general                     |generic-crash
            Version|unspecified                 |6.1.90

--- Comment #2 from Nate Graham <nate at kde.org> ---
Searchable backtrace:


Thread 1 (Thread 0x7fe59c0f7b80 (LWP 1850)):
[KCrash Handler]
#5  0x00007fe5ab4e6d01 in std::__atomic_base<QThreadData*>::load (this=0x58,
__m=std::memory_order_acquire) at /usr/include/c++/14/bits/atomic_base.h:831
#6  std::atomic<QThreadData*>::load (this=0x58, __m=std::memory_order_acquire)
at /usr/include/c++/14/atomic:582
#7  QAtomicOps<QThreadData*>::loadAcquire<QThreadData*> (_q_value=<error
reading variable: Cannot access memory at address 0x58>) at
/usr/src/debug/qt6-qtbase-6.7.2-6.fc41.x86_64/src/corelib/thread/qatomic_cxx11.h:214
#8  QBasicAtomicPointer<QThreadData>::loadAcquire (this=0x58) at
/usr/src/debug/qt6-qtbase-6.7.2-6.fc41.x86_64/src/corelib/thread/qbasicatomic.h:177
#9  QCoreApplication::notifyInternal2 (receiver=0x55f1fea4a120,
event=0x7ffc6961ac70) at
/usr/src/debug/qt6-qtbase-6.7.2-6.fc41.x86_64/src/corelib/kernel/qcoreapplication.cpp:1133
#10 0x00007fe5ab4e706d in QCoreApplication::sendEvent (receiver=<optimized
out>, event=<optimized out>) at
/usr/src/debug/qt6-qtbase-6.7.2-6.fc41.x86_64/src/corelib/kernel/qcoreapplication.cpp:1583
#11 0x00007fe5ab6a2a47 in QTimerInfoList::activateTimers
(this=this at entry=0x55f1fb785d08) at
/usr/src/debug/qt6-qtbase-6.7.2-6.fc41.x86_64/src/corelib/kernel/qtimerinfo_unix.cpp:434
#12 0x00007fe5ab6a4dc0 in QEventDispatcherUNIXPrivate::activateTimers
(this=this at entry=0x55f1fb785c30) at
/usr/src/debug/qt6-qtbase-6.7.2-6.fc41.x86_64/src/corelib/kernel/qeventdispatcher_unix.cpp:196
#13 0x00007fe5ab6a701b in QEventDispatcherUNIX::processEvents (this=<optimized
out>, flags=...) at
/usr/src/debug/qt6-qtbase-6.7.2-6.fc41.x86_64/src/corelib/kernel/qeventdispatcher_unix.cpp:472
#14 0x00007fe5ac256492 in QUnixEventDispatcherQPA::processEvents
(this=<optimized out>, flags=...) at
/usr/src/debug/qt6-qtbase-6.7.2-6.fc41.x86_64/src/gui/platform/unix/qunixeventdispatcher.cpp:27
#15 0x00007fe5ab4f3b43 in QEventLoop::exec (this=this at entry=0x7ffc6961ae40,
flags=..., flags at entry=...) at
/usr/src/debug/qt6-qtbase-6.7.2-6.fc41.x86_64/src/corelib/global/qflags.h:34
#16 0x00007fe5ab4ef9fc in QCoreApplication::exec () at
/usr/src/debug/qt6-qtbase-6.7.2-6.fc41.x86_64/src/corelib/global/qflags.h:74
#17 0x00007fe5abcc96ed in QGuiApplication::exec () at
/usr/src/debug/qt6-qtbase-6.7.2-6.fc41.x86_64/src/gui/kernel/qguiapplication.cpp:1926
#18 0x00007fe5ac83d189 in QApplication::exec () at
/usr/src/debug/qt6-qtbase-6.7.2-6.fc41.x86_64/src/widgets/kernel/qapplication.cpp:2555
#19 0x000055f1ca9598de in main (argc=<optimized out>, argv=<optimized out>) at
/usr/src/debug/kwin-6.1.90-4.fc41.x86_64/src/main_wayland.cpp:634

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