https://bugs.kde.org/show_bug.cgi?id=451777
Bug ID: 451777
Summary: Login process randomly results in startplasma crash by
segfault
Product: plasmashell
Version: 5.24.3
Platform: Neon Packages
OS: Linux
Status: REPORTED
Severity: crash
Priority: NOR
Component: Startup process
Assignee: plasma-b...@kde.org
Reporter: xa_hy...@hotmail.com
CC: k...@davidedmundson.co.uk
Target Milestone: 1.0
A small percentage of the time, attempting to login to KDE will fail with a
crash
***
Application: startplasma-x11 (startplasma-x11), signal: Segmentation fault
[New LWP 3588]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
0x00007fcd16c169cf in __GI___poll (fds=0x7ffee58fe8f8, nfds=1, timeout=1000) at
../sysdeps/unix/sysv/linux/poll.c:29
__preamble__
[Current thread is 1 (Thread 0x7fcd118469c0 (LWP 3473))]
Thread 2 (Thread 0x7fcd1145f700 (LWP 3588)):
#0 0x00007fcd16c169cf in __GI___poll (fds=0x7fcd0c005240, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1 0x00007fcd146c936e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007fcd146c94a3 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007fcd1733871b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib/x86_64-linux-gnu/libQt5Core.so.5
#4 0x00007fcd172dc92b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007fcd170f6462 in QThread::exec() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#6 0x00007fcd17d2af4b in ?? () from /lib/x86_64-linux-gnu/libQt5DBus.so.5
#7 0x00007fcd170f7643 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#8 0x00007fcd150ec609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#9 0x00007fcd16c23163 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 1 (Thread 0x7fcd118469c0 (LWP 3473)):
[KCrash Handler]
#4 tcache_get (tc_idx=<optimized out>) at malloc.c:2937
#5 __GI___libc_malloc (bytes=318) at malloc.c:3051
#6 0x00007fcd17102e11 in QArrayData::allocate(unsigned long, unsigned long,
unsigned long, QFlags<QArrayData::AllocationOption>) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#7 0x00007fcd17179589 in QString::QString(QChar const*, int) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#8 0x00007fcd171798d4 in QString::mid(int, int) const () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#9 0x0000559763cb540e in getSystemdEnvironment () at
./startkde/startplasma.cpp:258
#10 0x0000559763cb7945 in dropSessionVarsFromSystemdEnvironment () at
./startkde/startplasma.cpp:481
#11 syncDBusEnvironment () at ./startkde/startplasma.cpp:481
#12 0x0000559763cb2f52 in main (argc=<optimized out>, argv=<optimized out>) at
./startkde/startplasma-x11.cpp:71
[Inferior 1 (process 3473) detached]
***
STEPS TO REPRODUCE
1. Login as usual
2. Crash (every now and then)
OBSERVED RESULT
Crash dialog
EXPECTED RESULT
Enter plasma shell session
SOFTWARE/OS VERSIONS
Windows:
macOS:
Linux/KDE Plasma:
(available in About System)
KDE Plasma Version:
KDE Frameworks Version:
Qt Version:
ADDITIONAL INFORMATION
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