Bug 307778

Application: plasma-desktop (0.4)
KDE Platform Version: 4.9.2
Qt Version: 4.8.2
Operating System: Linux 3.5.0-10-generic x86_64
Distribution: Ubuntu 12.04.1 LTS

-- Information about the crash:
- What I was doing when the application crashed:Rebooted after installing kde sc 4.9.2 and plasma crashed again.

-- Backtrace:
Application: Plasma Desktop Shell (plasma-desktop), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fa4fbe68780 (LWP 2317))]

Thread 8 (Thread 0x7fa4d00e0700 (LWP 2321)):
#0  __pthread_mutex_unlock_usercnt (mutex=<optimized out>, decr=<optimized out>) at pthread_mutex_unlock.c:37
#1  __pthread_mutex_unlock (mutex=0x7fa4c8000a60) at pthread_mutex_unlock.c:290
#2  0x00007fa4ef2e25d1 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fa4ef2a6efc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fa4ef2a7164 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fa4f8373906 in QEventDispatcherGlib::processEvents (this=0x7fa4c80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#6  0x00007fa4f8342e42 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007fa4f8343097 in QEventLoop::exec (this=0x7fa4d00dfdd0, flags=...) at kernel/qeventloop.cpp:204
#8  0x00007fa4f8242057 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#9  0x00007fa4f8322b4f in QInotifyFileSystemWatcherEngine::run (this=0x3cca830) at io/qfilesystemwatcher_inotify.cpp:248
#10 0x00007fa4f824507b in QThreadPrivate::start (arg=0x3cca830) at thread/qthread_unix.cpp:307
#11 0x00007fa4ef9a3e9a in start_thread (arg=0x7fa4d00e0700) at pthread_create.c:308
#12 0x00007fa4fb749dbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#13 0x0000000000000000 in ?? ()

Thread 7 (Thread 0x7fa4cec15700 (LWP 2322)):
#0  0x00007fa4ef9a705d in __pthread_mutex_unlock_usercnt (mutex=<optimized out>, decr=<optimized out>) at pthread_mutex_unlock.c:52
#1  __pthread_mutex_unlock (mutex=0x7fa4c0000a60) at pthread_mutex_unlock.c:290
#2  0x00007fa4ef2e25d1 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fa4ef2a6fe9 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fa4ef2a7164 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fa4f8373906 in QEventDispatcherGlib::processEvents (this=0x7fa4c00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#6  0x00007fa4f8342e42 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007fa4f8343097 in QEventLoop::exec (this=0x7fa4cec14dd0, flags=...) at kernel/qeventloop.cpp:204
#8  0x00007fa4f8242057 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#9  0x00007fa4f8322b4f in QInotifyFileSystemWatcherEngine::run (this=0x3bdab40) at io/qfilesystemwatcher_inotify.cpp:248
#10 0x00007fa4f824507b in QThreadPrivate::start (arg=0x3bdab40) at thread/qthread_unix.cpp:307
#11 0x00007fa4ef9a3e9a in start_thread (arg=0x7fa4cec15700) at pthread_create.c:308
#12 0x00007fa4fb749dbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#13 0x0000000000000000 in ?? ()

Thread 6 (Thread 0x7fa4c77fe700 (LWP 2325)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fa4f5125222 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#2  0x00007fa4f5125259 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#3  0x00007fa4ef9a3e9a in start_thread (arg=0x7fa4c77fe700) at pthread_create.c:308
#4  0x00007fa4fb749dbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 5 (Thread 0x7fa4c4b57700 (LWP 2327)):
#0  0x00007fa4ef9a705d in __pthread_mutex_unlock_usercnt (mutex=<optimized out>, decr=<optimized out>) at pthread_mutex_unlock.c:52
#1  __pthread_mutex_unlock (mutex=0x7fa4b400c5f0) at pthread_mutex_unlock.c:290
#2  0x00007fa4ef2e25d1 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fa4ef2a683b in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fa4ef2a6f5b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fa4ef2a749a in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007fa4c5641406 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#7  0x00007fa4ef2c89e5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#8  0x00007fa4ef9a3e9a in start_thread (arg=0x7fa4c4b57700) at pthread_create.c:308
#9  0x00007fa4fb749dbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7fa49bfff700 (LWP 2360)):
#0  0x00007fa4ef9a705d in __pthread_mutex_unlock_usercnt (mutex=<optimized out>, decr=<optimized out>) at pthread_mutex_unlock.c:52
#1  __pthread_mutex_unlock (mutex=0x7fa494000a60) at pthread_mutex_unlock.c:290
#2  0x00007fa4ef2e25d1 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fa4ef2a683b in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fa4ef2a6f5b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fa4ef2a7164 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007fa4f8373906 in QEventDispatcherGlib::processEvents (this=0x7fa4940008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#7  0x00007fa4f8342e42 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#8  0x00007fa4f8343097 in QEventLoop::exec (this=0x7fa49bffedd0, flags=...) at kernel/qeventloop.cpp:204
#9  0x00007fa4f8242057 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#10 0x00007fa4f8322b4f in QInotifyFileSystemWatcherEngine::run (this=0x8879580) at io/qfilesystemwatcher_inotify.cpp:248
#11 0x00007fa4f824507b in QThreadPrivate::start (arg=0x8879580) at thread/qthread_unix.cpp:307
#12 0x00007fa4ef9a3e9a in start_thread (arg=0x7fa49bfff700) at pthread_create.c:308
#13 0x00007fa4fb749dbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#14 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7fa4990f5700 (LWP 2361)):
#0  0x00007fa4ef2e2339 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fa4ef2e25c9 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fa4ef2a67e2 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fa4ef2a6f5b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fa4ef2a7164 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fa4f8373906 in QEventDispatcherGlib::processEvents (this=0x7fa48c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#6  0x00007fa4f8342e42 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007fa4f8343097 in QEventLoop::exec (this=0x7fa4990f4dd0, flags=...) at kernel/qeventloop.cpp:204
#8  0x00007fa4f8242057 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#9  0x00007fa4f8322b4f in QInotifyFileSystemWatcherEngine::run (this=0x21439d0) at io/qfilesystemwatcher_inotify.cpp:248
#10 0x00007fa4f824507b in QThreadPrivate::start (arg=0x21439d0) at thread/qthread_unix.cpp:307
#11 0x00007fa4ef9a3e9a in start_thread (arg=0x7fa4990f5700) at pthread_create.c:308
#12 0x00007fa4fb749dbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#13 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7fa48bfff700 (LWP 2430)):
[KCrash Handler]
#6  0x00007fa4dcf6e3dc in PyErr_Restore () from /usr/lib/libpython2.7.so.1.0
#7  0x00007fa4dc011089 in parsePass1 (parseErrp=0x7fa48bffe180, selfp=<optimized out>, selfargp=<optimized out>, sipArgs=(), sipKwdArgs=0x0, kwdlist=0x0, unused=0x0, fmt=0x7fa4dbbf3f67 "", va=0x7fa48bffe018) at /build/buildd/sip4-4.13.2/siplib/siplib.c:3257
#8  0x00007fa4dc014305 in parseKwdArgs (parseErrp=0x7fa48bffe180, sipArgs=(), sipKwdArgs=0x0, kwdlist=0x0, unused=<optimized out>, fmt=0x7fa4dbbf3f66 "B", va_orig=0x7fa48bffe098) at /build/buildd/sip4-4.13.2/siplib/siplib.c:2918
#9  0x00007fa4dc014653 in sip_api_parse_args (parseErrp=<optimized out>, sipArgs=<optimized out>, fmt=<optimized out>) at /build/buildd/sip4-4.13.2/siplib/siplib.c:2817
#10 0x00007fa4dbba44e7 in meth_QColor_rgba (sipSelf=<QColor at remote 0x5022750>, sipArgs=<optimized out>) at sipQtGuipart9.cpp:25039
#11 0x00007fa4dcf1f845 in PyEval_EvalFrameEx () from /usr/lib/libpython2.7.so.1.0
#12 0x00007fa4dcf205eb in PyEval_EvalFrameEx () from /usr/lib/libpython2.7.so.1.0
#13 0x00007fa4dcf205eb in PyEval_EvalFrameEx () from /usr/lib/libpython2.7.so.1.0
#14 0x00007fa4dcf205eb in PyEval_EvalFrameEx () from /usr/lib/libpython2.7.so.1.0
#15 0x00007fa4dcf205eb in PyEval_EvalFrameEx () from /usr/lib/libpython2.7.so.1.0
#16 0x00007fa4dceea605 in PyEval_EvalCodeEx () from /usr/lib/libpython2.7.so.1.0
#17 0x00007fa4dceea7bd in function_call () from /usr/lib/libpython2.7.so.1.0
#18 0x00007fa4dcfcee83 in PyObject_Call () from /usr/lib/libpython2.7.so.1.0
#19 0x00007fa4dcfb31cf in instancemethod_call.8746 () from /usr/lib/libpython2.7.so.1.0
#20 0x00007fa4dcfcee83 in PyObject_Call () from /usr/lib/libpython2.7.so.1.0
#21 0x00007fa4dcfcf7d7 in PyEval_CallObjectWithKeywords () from /usr/lib/libpython2.7.so.1.0
#22 0x00007fa4dc00f972 in sip_api_call_method (isErr=0x0, method=<instancemethod at remote 0x2696d20>, fmt=0x7fa4dc3b8eb3 "") at /build/buildd/sip4-4.13.2/siplib/siplib.c:1751
#23 0x00007fa4dc2b2d50 in sipVH_QtCore_11 (sipGILState=PyGILState_UNLOCKED, sipMethod=<instancemethod at remote 0x2696d20>) at sipQtCorepart0.cpp:4452
#24 0x00007fa4dc2e878f in sipQThread::run (this=0x62a56f0) at sipQtCorepart2.cpp:2900
#25 0x00007fa4f824507b in QThreadPrivate::start (arg=0x62a56f0) at thread/qthread_unix.cpp:307
#26 0x00007fa4ef9a3e9a in start_thread (arg=0x7fa48bfff700) at pthread_create.c:308
#27 0x00007fa4fb749dbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#28 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fa4fbe68780 (LWP 2317)):
#0  0x00007fa4fb73c9bd in read () at ../sysdeps/unix/syscall-template.S:82
#1  0x00007fa4ef2e18cf in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fa4ef2a6ba4 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fa4ef2a6fd6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fa4ef2a7164 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fa4f837389f in QEventDispatcherGlib::processEvents (this=0x1e61ad0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#6  0x00007fa4f776dcde in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#7  0x00007fa4f8342e42 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#8  0x00007fa4f8343097 in QEventLoop::exec (this=0x7fff52327f40, flags=...) at kernel/qeventloop.cpp:204
#9  0x00007fa4f83483e7 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1187
#10 0x00007fa4fba50be3 in kdemain (argc=1, argv=0x7fff52328328) at ../../../../plasma/desktop/shell/main.cpp:120
#11 0x00007fa4fb67776d in __libc_start_main (main=0x400640 <main(int, char**)>, argc=1, ubp_av=0x7fff52328328, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff52328318) at libc-start.c:226
#12 0x0000000000400671 in _start ()

This bug may be a duplicate of or related to bug 307222.

Possible duplicates by query: bug 307222, bug 286520, bug 284570.

Reported using DrKonqi