https://bugs.kde.org/show_bug.cgi?id=397263
Bug ID: 397263
Summary: KWIN crashes
Product: kwin
Version: 5.12.6
Platform: Ubuntu Packages
OS: Linux
Status: UNCONFIRMED
Keywords: drkonqi
Severity: crash
Priority: NOR
Component: general
Assignee: kwin-bugs-n...@kde.org
Reporter: ksv.r...@gmail.com
Target Milestone: ---
Application: kwin_x11 (5.12.6)
Qt Version: 5.9.5
Frameworks Version: 5.44.0
Operating System: Linux 4.15.0-30-generic x86_64
Distribution: Ubuntu 18.04.1 LTS
-- Information about the crash:
- What I was doing when the application crashed:
Switching beetween open applications. Dual monitor system, nvidia driver from
PPA
-- Backtrace:
Application: KWin (kwin_x11), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f2388591cc0 (LWP 2432))]
Thread 5 (Thread 0x7f2354ab0700 (LWP 2547)):
#0 0x00007f2380f4f9f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x7f23844e6fb8) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1 0x00007f2380f4f9f3 in __pthread_cond_wait_common (abstime=0x0,
mutex=0x7f23844e6f68, cond=0x7f23844e6f90) at pthread_cond_wait.c:502
#2 0x00007f2380f4f9f3 in __pthread_cond_wait (cond=0x7f23844e6f90,
mutex=0x7f23844e6f68) at pthread_cond_wait.c:655
#3 0x00007f23841f05f4 in () at /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#4 0x00007f23841f0639 in () at /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#5 0x00007f2380f496db in start_thread (arg=0x7f2354ab0700) at
pthread_create.c:463
#6 0x00007f2387ef488f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 4 (Thread 0x7f2365b7e700 (LWP 2527)):
#0 0x00007f2387ee7cf6 in __GI_ppoll (fds=0x7f235c000d28, nfds=1,
timeout=<optimized out>, sigmask=0x0) at ../sysdeps/unix/sysv/linux/ppoll.c:39
#1 0x00007f23852e95c1 in qt_safe_poll(pollfd*, unsigned long, timespec const*)
() at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2 0x00007f23852eacde in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3 0x00007f23852929ea in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4 0x00007f23850b122a in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007f237fa356f5 in () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#6 0x00007f23850b616d in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7 0x00007f2380f496db in start_thread (arg=0x7f2365b7e700) at
pthread_create.c:463
#8 0x00007f2387ef488f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 3 (Thread 0x7f2367fff700 (LWP 2458)):
#0 0x00007f2387ee7cf6 in __GI_ppoll (fds=0x7f236000b068, nfds=1,
timeout=<optimized out>, sigmask=0x0) at ../sysdeps/unix/sysv/linux/ppoll.c:39
#1 0x00007f23852e95c1 in qt_safe_poll(pollfd*, unsigned long, timespec const*)
() at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2 0x00007f23852eacde in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3 0x00007f23852929ea in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4 0x00007f23850b122a in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007f237e90ed45 in () at /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#6 0x00007f23850b616d in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7 0x00007f2380f496db in start_thread (arg=0x7f2367fff700) at
pthread_create.c:463
#8 0x00007f2387ef488f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 2 (Thread 0x7f236ea89700 (LWP 2444)):
#0 0x00007f2387ee7bf9 in __GI___poll (fds=0x7f236ea88c68, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1 0x00007f2386df1747 in () at /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2 0x00007f2386df336a in xcb_wait_for_event () at
/usr/lib/x86_64-linux-gnu/libxcb.so.1
#3 0x00007f236f9682a9 in () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4 0x00007f23850b616d in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007f2380f496db in start_thread (arg=0x7f236ea89700) at
pthread_create.c:463
#6 0x00007f2387ef488f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 1 (Thread 0x7f2388591cc0 (LWP 2432)):
[KCrash Handler]
#6 0x00007f2387ee7cf6 in __GI_ppoll (fds=0x55b0db433438, nfds=4,
timeout=<optimized out>, sigmask=0x0) at ../sysdeps/unix/sysv/linux/ppoll.c:39
#7 0x00007f23852e94d0 in qt_safe_poll(pollfd*, unsigned long, timespec const*)
() at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8 0x00007f23852eacde in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9 0x00007f236f9cb5cd in () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#10 0x00007f23852929ea in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007f238529ba84 in QCoreApplication::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#12 0x00007f23881ccdbb in kdemain () at
/usr/lib/x86_64-linux-gnu/libkdeinit5_kwin_x11.so
#13 0x00007f2387df4b97 in __libc_start_main (main=0x55b0da8be730, argc=3,
argv=0x7ffdaa0efbf8, init=<optimized out>, fini=<optimized out>,
rtld_fini=<optimized out>, stack_end=0x7ffdaa0efbe8) at ../csu/libc-start.c:310
#14 0x000055b0da8be76a in _start ()
The reporter indicates this bug may be a duplicate of or related to bug 397057.
Possible duplicates by query: bug 397183, bug 397063, bug 397057, bug 396830,
bug 396365.
Reported using DrKonqi
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