https://bugs.kde.org/show_bug.cgi?id=397374
Bug ID: 397374 Summary: Plasma crashes right after login, but I logout and login twice before I can finally use kde. Product: plasmashell Version: 5.12.6 Platform: Ubuntu Packages OS: Linux Status: UNCONFIRMED Keywords: drkonqi Severity: crash Priority: NOR Component: general Assignee: k...@davidedmundson.co.uk Reporter: lawbri...@gmail.com CC: plasma-b...@kde.org Target Milestone: 1.0 Application: plasmashell (5.12.6) Qt Version: 5.9.5 Frameworks Version: 5.44.0 Operating System: Linux 4.15.0-23-generic x86_64 Distribution: Ubuntu 18.04 LTS -- Information about the crash: - What I was doing when the application crashed: logging in - Unusual behavior I noticed: Couldn't actually use plasma for anything. But ctrl-alt-del takes me to a logout/shutdown dialogue. If I logout, and log back in (this is kubuntu btw) twice more I can then finally use plasma as usual. The crash can be reproduced every time. -- Backtrace: Application: Plasma (plasmashell), signal: Segmentation fault Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1". [Current thread is 1 (Thread 0x7fb9ecc15800 (LWP 16100))] Thread 11 (Thread 0x7fb8fd9ff700 (LWP 16307)): #0 0x00007fb9e5a0d9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x562cefc61c00) at ../sysdeps/unix/sysv/linux/futex-internal.h:88 #1 __pthread_cond_wait_common (abstime=0x0, mutex=0x562cefc61bb0, cond=0x562cefc61bd8) at pthread_cond_wait.c:502 #2 __pthread_cond_wait (cond=0x562cefc61bd8, mutex=0x562cefc61bb0) at pthread_cond_wait.c:655 #3 0x00007fb9e689d59b in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007fb9ea66e548 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #5 0x00007fb9ea66e9aa in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #6 0x00007fb9e689c16d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #7 0x00007fb9e5a076db in start_thread (arg=0x7fb8fd9ff700) at pthread_create.c:463 #8 0x00007fb9e618988f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 10 (Thread 0x7fb90822f700 (LWP 16302)): #0 0x00007fb9e0cb1cf4 in g_mutex_unlock () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #1 0x00007fb9e0c6bdc8 in g_main_context_check () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007fb9e0c6c3e0 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007fb9e0c6c54c in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #4 0x00007fb9e6ad390b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007fb9e6a789ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #6 0x00007fb9e689722a in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #7 0x00007fb908907747 in KCupsConnection::run() () from /usr/lib/x86_64-linux-gnu/libkcupslib.so #8 0x00007fb9e689c16d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #9 0x00007fb9e5a076db in start_thread (arg=0x7fb90822f700) at pthread_create.c:463 #10 0x00007fb9e618988f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 9 (Thread 0x7fb9226f7700 (LWP 16300)): #0 0x00007fb9e61780b4 in __GI___libc_read (fd=36, buf=0x7fb9226f6b20, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:27 #1 0x00007fb9e0cb0960 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007fb9e0c6bf27 in g_main_context_check () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007fb9e0c6c3e0 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #4 0x00007fb9e0c6c54c in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #5 0x00007fb9e6ad390b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #6 0x00007fb9e6a789ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #7 0x00007fb9e689722a in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #8 0x00007fb9ea5ef2a6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #9 0x00007fb9e689c16d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #10 0x00007fb9e5a076db in start_thread (arg=0x7fb9226f7700) at pthread_create.c:463 #11 0x00007fb9e618988f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 8 (Thread 0x7fb932adf700 (LWP 16299)): #0 0x00007fb9e5a0d9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x562cee7afd64) at ../sysdeps/unix/sysv/linux/futex-internal.h:88 #1 __pthread_cond_wait_common (abstime=0x0, mutex=0x562cee7afd10, cond=0x562cee7afd38) at pthread_cond_wait.c:502 #2 __pthread_cond_wait (cond=0x562cee7afd38, mutex=0x562cee7afd10) at pthread_cond_wait.c:655 #3 0x00007fb9e689d59b in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007fb9ea66e548 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #5 0x00007fb9ea66e9aa in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #6 0x00007fb9e689c16d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #7 0x00007fb9e5a076db in start_thread (arg=0x7fb932adf700) at pthread_create.c:463 #8 0x00007fb9e618988f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 7 (Thread 0x7fb9322de700 (LWP 16283)): #0 0x00007fb9e5a0d9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x562cee68b194) at ../sysdeps/unix/sysv/linux/futex-internal.h:88 #1 __pthread_cond_wait_common (abstime=0x0, mutex=0x562cee68b140, cond=0x562cee68b168) at pthread_cond_wait.c:502 #2 __pthread_cond_wait (cond=0x562cee68b168, mutex=0x562cee68b140) at pthread_cond_wait.c:655 #3 0x00007fb9e689d59b in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007fb9ea66e548 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #5 0x00007fb9ea66e9aa in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #6 0x00007fb9e689c16d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #7 0x00007fb9e5a076db in start_thread (arg=0x7fb9322de700) at pthread_create.c:463 #8 0x00007fb9e618988f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 6 (Thread 0x7fb9c6187700 (LWP 16157)): #0 0x00007fb9e5a0d9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fb9ec5e0fb8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88 #1 __pthread_cond_wait_common (abstime=0x0, mutex=0x7fb9ec5e0f68, cond=0x7fb9ec5e0f90) at pthread_cond_wait.c:502 #2 __pthread_cond_wait (cond=0x7fb9ec5e0f90, mutex=0x7fb9ec5e0f68) at pthread_cond_wait.c:655 #3 0x00007fb9ec2ea5f4 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5 #4 0x00007fb9ec2ea639 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5 #5 0x00007fb9e5a076db in start_thread (arg=0x7fb9c6187700) at pthread_create.c:463 #6 0x00007fb9e618988f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 5 (Thread 0x7fb9c7fff700 (LWP 16149)): #0 0x00007fb9e617cbf9 in __GI___poll (fds=0x7fb9bc003ce0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29 #1 0x00007fb9e0c6c439 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007fb9e0c6c54c in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007fb9e6ad390b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007fb9e6a789ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007fb9e689722a in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #6 0x00007fb9e9a406f5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #7 0x00007fb9e689c16d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #8 0x00007fb9e5a076db in start_thread (arg=0x7fb9c7fff700) at pthread_create.c:463 #9 0x00007fb9e618988f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 4 (Thread 0x7fb9ce5a7700 (LWP 16147)): #0 0x00007fb9e61780b4 in __GI___libc_read (fd=13, buf=0x7fb9ce5a6b70, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:27 #1 0x00007fb9e0cb0960 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007fb9e0c6bf27 in g_main_context_check () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007fb9e0c6c3e0 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #4 0x00007fb9e0c6c54c in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #5 0x00007fb9e6ad390b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #6 0x00007fb9e6a789ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #7 0x00007fb9e689722a in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #8 0x00007fb9e9a406f5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #9 0x00007fb9e689c16d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #10 0x00007fb9e5a076db in start_thread (arg=0x7fb9ce5a7700) at pthread_create.c:463 #11 0x00007fb9e618988f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 3 (Thread 0x7fb9cffff700 (LWP 16136)): #0 0x00007fffa11bb979 in ?? () #1 0x00007fffa11bbc30 in clock_gettime () #2 0x00007fb9e6198ea6 in __GI___clock_gettime (clock_id=1, tp=0x7fb9cfffeae0) at ../sysdeps/unix/clock_gettime.c:115 #3 0x00007fb9e6ad3221 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007fb9e6ad1a59 in QTimerInfoList::updateCurrentTime() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007fb9e6ad2035 in QTimerInfoList::timerWait(timespec&) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #6 0x00007fb9e6ad367e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #7 0x00007fb9e0c6b998 in g_main_context_prepare () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #8 0x00007fb9e0c6c36b in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #9 0x00007fb9e0c6c54c in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #10 0x00007fb9e6ad390b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #11 0x00007fb9e6a789ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #12 0x00007fb9e689722a in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #13 0x00007fb9e6f55d45 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5 #14 0x00007fb9e689c16d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #15 0x00007fb9e5a076db in start_thread (arg=0x7fb9cffff700) at pthread_create.c:463 #16 0x00007fb9e618988f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 2 (Thread 0x7fb9d67bf700 (LWP 16122)): #0 0x00007fb9e617cbf9 in __GI___poll (fds=0x7fb9d67beca8, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29 #1 0x00007fb9eb203747 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1 #2 0x00007fb9eb20536a in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1 #3 0x00007fb9d91922a9 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5 #4 0x00007fb9e689c16d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007fb9e5a076db in start_thread (arg=0x7fb9d67bf700) at pthread_create.c:463 #6 0x00007fb9e618988f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 1 (Thread 0x7fb9ecc15800 (LWP 16100)): [KCrash Handler] #6 0x00007fb9ea60d268 in QQuickAnimatorProxyJob::sceneGraphInitialized() () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #7 0x00007fb9e6aaa122 in QObject::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #8 0x00007fb9e7a9482c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #9 0x00007fb9e7a9c0f4 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #10 0x00007fb9e6a7a9a8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #11 0x00007fb9e6a7d11d in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #12 0x00007fb9e6ad42c3 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #13 0x00007fb9e0c6c287 in g_main_context_dispatch () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #14 0x00007fb9e0c6c4c0 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #15 0x00007fb9e0c6c54c in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #16 0x00007fb9e6ad38ef in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #17 0x00007fb9e6a789ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #18 0x00007fb9e6a81a84 in QCoreApplication::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #19 0x0000562ced720cfa in ?? () #20 0x00007fb9e6089b97 in __libc_start_main (main=0x562ced720320, argc=1, argv=0x7fffa115cf88, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fffa115cf78) at ../csu/libc-start.c:310 #21 0x0000562ced72109a in _start () Possible duplicates by query: bug 396782, bug 390318, bug 390273, bug 389507, bug 388639. Reported using DrKonqi -- You are receiving this mail because: You are watching all bug changes.