https://bugs.kde.org/show_bug.cgi?id=498775
--- Comment #2 from ishlan...@gmail.com --- (In reply to Zamundaaa from comment #1) > Can you ssh in from another device and get the backtrace from KWin? You can > do that with > > sudo gdb -p $(pidof kwin_wayland) > and then just run "bt" in there. I got one freeze out of 3 attempts: ``` #0 0x00007fb71ce989de in __futex_abstimed_wait_common64 (private=0, futex_word=0x571cb2406540, expected=0, op=393, abstime=0x0, cancel=true) at ./nptl/futex-internal.c:57 #1 __futex_abstimed_wait_common (futex_word=futex_word@entry=0x571cb2406540, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0, cancel=cancel@entry=true) at ./nptl/futex-internal.c:87 #2 0x00007fb71ce98a5b in __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x571cb2406540, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at ./nptl/futex-internal.c:139 #3 0x00007fb71ce9b280 in __pthread_cond_wait_common (cond=0x571cb2406518, mutex=0x571cb24064f0, clockid=0, abstime=0x0) at ./nptl/pthread_cond_wait.c:503 #4 ___pthread_cond_wait (cond=0x571cb2406518, mutex=0x571cb24064f0) at ./nptl/pthread_cond_wait.c:618 #5 0x00007fb71d6d1483 in QWaitConditionPrivate::wait (this=0x571cb24064f0, deadline=...) at ./src/corelib/thread/qwaitcondition_unix.cpp:102 #6 QWaitCondition::wait (this=this@entry=0x571cb23d0eb0, mutex=mutex@entry=0x571cb23d0ea8, deadline=...) at ./src/corelib/thread/qwaitcondition_unix.cpp:180 #7 0x00007fb71e259324 in QDBusPendingCallPrivate::waitForFinished (this=0x571cb23d0e60) at ./src/dbus/qdbuspendingcall.cpp:206 #8 0x00007fb71e259371 in QDBusPendingCall::waitForFinished (this=this@entry=0x7ffc0100ab70) at ./src/dbus/qdbuspendingcall.cpp:325 #9 0x00007fb71c7dad62 in QDBusReply<unsigned int>::operator= (this=0x7ffc0100abb0, pcall=...) at /usr/include/x86_64-linux-gnu/qt6/QtDBus/qdbusreply.h:47 #10 QDBusReply<unsigned int>::QDBusReply (this=0x7ffc0100abb0, reply=...) at /usr/include/x86_64-linux-gnu/qt6/QtDBus/qdbusreply.h:52 #11 ScreenLocker::Interface::Inhibit (this=0x571cb0ef1590, application_name=<optimized out>, reason_for_inhibit=<optimized out>) at ./interface.cpp:118 #12 0x00007fb71c7f1ed5 in ScreenSaverAdaptor::Inhibit (this=<optimized out>, application_name=<optimized out>, reason_for_inhibit=<optimized out>) at ./obj-x86_64-linux-gnu/screensaveradaptor.cpp:57 #13 ScreenSaverAdaptor::qt_static_metacall (_o=<optimized out>, _id=<optimized out>, _a=0x7ffc0100ae48, _c=<optimized out>) at ./obj-x86_64-linux-gnu/moc_screensaveradaptor.cpp:191 #14 0x00007fb71c7f21d1 in ScreenSaverAdaptor::qt_static_metacall (_o=0x571cb0e4c830, _c=QMetaObject::InvokeMetaMethod, _id=4, _a=0x7ffc0100ae48) at ./obj-x86_64-linux-gnu/moc_screensaveradaptor.cpp:180 #15 ScreenSaverAdaptor::qt_metacall (this=0x571cb0e4c830, _c=QMetaObject::InvokeMetaMethod, _id=4, _a=0x7ffc0100ae48) at ./obj-x86_64-linux-gnu/moc_screensaveradaptor.cpp:235 #16 0x00007fb71e21e33f in QDBusConnectionPrivate::deliverCall (this=this@entry=0x7fb704001690, object=object@entry=0x571cb0e4c830, msg=..., metaTypes=<optimized out>, slotIdx=8) at ./src/dbus/qdbusintegrator.cpp:1007 #17 0x00007fb71e21ebc7 in QDBusConnectionPrivate::activateCall (this=0x7fb704001690, object=0x571cb0e4c830, flags=..., msg=...) at ./src/dbus/qdbusintegrator.cpp:916 #18 0x00007fb71e22753f in QDBusConnectionPrivate::activateObject (this=<optimized out>, node=..., msg=..., pathStartPos=<optimized out>) at ./src/dbus/qdbusintegrator.cpp:1484 #19 0x00007fb71e227582 in QDBusActivateObjectEvent::placeMetaCall (this=0x7fb704001c10) at ./src/dbus/qdbusintegrator.cpp:1604 #20 0x00007fb71d5c7fdb in QObject::event (this=0x571cb0ef1590, e=0x7fb704001c10) at ./src/corelib/kernel/qobject.cpp:1452 #21 0x00007fb71e5b20a2 in QApplicationPrivate::notify_helper (this=<optimized out>, receiver=0x571cb0ef1590, e=0x7fb704001c10) at ./src/widgets/kernel/qapplication.cpp:3287 #22 0x00007fb71d587928 in QCoreApplication::notifyInternal2 (receiver=0x571cb0ef1590, event=0x7fb704001c10) at ./src/corelib/kernel/qcoreapplication.cpp:1142 #23 0x00007fb71d58797d in QCoreApplication::sendEvent (receiver=<optimized out>, event=<optimized out>) at ./src/corelib/kernel/qcoreapplication.cpp:1583 #24 0x00007fb71d587bb7 in QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x571cb08d34f0) at ./src/corelib/kernel/qcoreapplication.cpp:1940 #25 0x00007fb71d6d18f5 in QEventDispatcherUNIX::processEvents (this=0x571cb083cc10, flags=flags@entry=...) at ./src/corelib/kernel/qeventdispatcher_unix.cpp:415 #26 0x00007fb71df66b51 in QUnixEventDispatcherQPA::processEvents (this=<optimized out>, flags=...) at ./src/gui/platform/unix/qunixeventdispatcher.cpp:27 #27 0x00007fb71d592adb in QEventLoop::exec (this=0x7ffc0100b5b0, flags=...) at ./src/corelib/global/qflags.h:34 #28 0x00007fb71d58a908 in QCoreApplication::exec () at ./src/corelib/global/qflags.h:74 #29 0x00007fb71dbc4490 in QGuiApplication::exec () at ./src/gui/kernel/qguiapplication.cpp:1926 #30 0x00007fb71e5ae5b9 in QApplication::exec () at ./src/widgets/kernel/qapplication.cpp:2555 #31 0x0000571c87a4e4c8 in main (argc=<optimized out>, argv=<optimized out>) at ./src/main_wayland.cpp:630 Detaching from program: /usr/bin/kwin_wayland, process 14448 [Inferior 1 (process 14448) detached] ``` After detaching the process, it recovered immediately. -- You are receiving this mail because: You are watching all bug changes.
