[kde] [Bug 395482] New: KDEInit crash on login

[Dmitriy A. Perlow]

https://bugs.kde.org/show_bug.cgi?id=395482

            Bug ID: 395482
           Summary: KDEInit crash on login
           Product: kde
           Version: unspecified
          Platform: unspecified
                OS: Linux
            Status: UNCONFIRMED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: unassigned-bugs at kde.org
          Reporter: dap.darkness at gmail.com
  Target Milestone: ---

Application: kdeinit5 ()

Qt Version: 5.11.0
Frameworks Version: 5.47.0
Operating System: Linux 4.17.1-5.g83edd2f-default x86_64
Distribution: "openSUSE Leap 42.3"

-- Information about the crash:
- What I was doing when the application crashed: just login. openSUSE 42.3
after update to Qt 5.11. Reproduces any time.

The crash can be reproduced every time.

-- Backtrace:
Application: KCMInit (kdeinit5), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f7eb3da1900 (LWP 2642))]

Thread 3 (Thread 0x7f7eaaf46700 (LWP 2645)):
#0  0x00000036c28e430d in poll () from /lib64/libc.so.6
#1  0x00000036c504c314 in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00000036c504c42c in g_main_context_iteration () from
/usr/lib64/libglib-2.0.so.0
#3  0x00007f7eb4b5ab9b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib64/libQt5Core.so.5
#4  0x00007f7eb4b06c6b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib64/libQt5Core.so.5
#5  0x00007f7eb495698a in QThread::exec() () from /usr/lib64/libQt5Core.so.5
#6  0x00007f7eb1125805 in ?? () from /usr/lib64/libQt5DBus.so.5
#7  0x00007f7eb49613df in ?? () from /usr/lib64/libQt5Core.so.5
#8  0x00000036c3008724 in start_thread () from /lib64/libpthread.so.0
#9  0x00000036c28ece8d in clone () from /lib64/libc.so.6

Thread 2 (Thread 0x7f7eac133700 (LWP 2643)):
#0  0x00000036c28e430d in poll () from /lib64/libc.so.6
#1  0x00000036c740b3c2 in ?? () from /usr/lib64/libxcb.so.1
#2  0x00000036c740cfaf in xcb_wait_for_event () from /usr/lib64/libxcb.so.1
#3  0x00007f7eac9e4ac9 in ?? () from /usr/lib64/libQt5XcbQpa.so.5
#4  0x00007f7eb49613df in ?? () from /usr/lib64/libQt5Core.so.5
#5  0x00000036c3008724 in start_thread () from /lib64/libpthread.so.0
#6  0x00000036c28ece8d in clone () from /lib64/libc.so.6

Thread 1 (Thread 0x7f7eb3da1900 (LWP 2642)):
[KCrash Handler]
#6  QMapData<KEntryKey, KEntry>::findNode (this=0x4545454545454545, akey=...)
at /usr/include/qt5/QtCore/qmap.h:284
#7  0x00007f7eb13ba43d in QMap<KEntryKey, KEntry>::constFind (akey=...,
this=0x1556b10) at /usr/include/qt5/QtCore/qmap.h:869
#8  QMap<KEntryKey, KEntry>::find (akey=..., this=0x1556b10) at
/usr/include/qt5/QtCore/qmap.h:876
#9  KEntryMap::findEntry (this=this at entry=0x1556b10, group=..., key=...,
flags=...) at /usr/src/debug/kconfig-5.47.0/src/core/kconfigdata.cpp:74
#10 0x00007f7eb13ba4d4 in KEntryMap::getEntry (this=this at entry=0x1556b10,
group=..., key=..., defaultValue=..., flags=..., flags at entry=...,
expand=expand at entry=0x7ffc136a751f) at
/usr/src/debug/kconfig-5.47.0/src/core/kconfigdata.cpp:224
#11 0x00007f7eb13afb48 in KConfigPrivate::lookupData (this=0x1556af0,
group=..., key=key at entry=0x7f7ea96a3e07 "cursorTheme", flags=...,
flags at entry=..., expand=expand at entry=0x7ffc136a751f) at
/usr/src/debug/kconfig-5.47.0/src/core/kconfig.cpp:1005
#12 0x00007f7eb13be4cb in KConfigGroup::readEntry
(this=this at entry=0x7ffc136a75f0, key=key at entry=0x7f7ea96a3e07 "cursorTheme",
aDefault=...) at /usr/src/debug/kconfig-5.47.0/src/core/kconfiggroup.cpp:687
#13 0x00007f7ea96925cb in X11Backend::kcmInit (this=0x152e950) at
/usr/src/debug/plasma-desktop-5.13.0/kcms/mouse/backends/x11/x11_backend.cpp:127
#14 0x00007f7ea9689f84 in kcminit_mouse () at
/usr/src/debug/plasma-desktop-5.13.0/kcms/mouse/kcm/configcontainer.cpp:31
#15 0x00007f7ead11b8d7 in KCMInit::runModule (this=this at entry=0x7ffc136a79c0,
libName=..., service=...) at
/usr/src/debug/plasma-workspace-5.13.0/startkde/kcminit/main.cpp:87
#16 0x00007f7ead11c1c1 in KCMInit::runModules (this=this at entry=0x7ffc136a79c0,
phase=phase at entry=0) at
/usr/src/debug/plasma-workspace-5.13.0/startkde/kcminit/main.cpp:129
#17 0x00007f7ead11c526 in KCMInit::KCMInit (this=0x7ffc136a79c0, args=...) at
/usr/src/debug/plasma-workspace-5.13.0/startkde/kcminit/main.cpp:171
#18 0x00007f7ead11d3a5 in kdemain (argc=1, argv=<optimized out>) at
/usr/src/debug/plasma-workspace-5.13.0/startkde/kcminit/main.cpp:241
#19 0x00000000004087b0 in launch (argc=argc at entry=1, _name=0x1491a31
"kcminit_startup", args=<optimized out>, args at entry=0x0, cwd=cwd at entry=0x0,
envc=envc at entry=0, envs=<optimized out>, envs at entry=0x0,
reset_env=reset_env at entry=false, tty=tty at entry=0x0,
avoid_loops=avoid_loops at entry=false,
startup_id_str=startup_id_str at entry=0x40b1b3 "0") at
/usr/src/debug/kinit-5.47.0/src/kdeinit/kinit.cpp:705
#20 0x00000000004052bc in main (argc=5, argv=<optimized out>) at
/usr/src/debug/kinit-5.47.0/src/kdeinit/kinit.cpp:1744

The reporter indicates this bug may be a duplicate of or related to bug 394534.

Possible duplicates by query: bug 395121.

Reported using DrKonqi

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