Application: calligraplan (2.8.2)
KDE Platform Version: 4.12.5
Qt Version: 4.8.6
Operating System: Linux 3.14.9-200.fc20.x86_64 x86_64
Distribution: "Fedora release 20 (Heisenbug)"

-- Information about the crash:
I was building a project plan in Plan (formerly Caligra). When I went to un-indent a sub-task it crashed.

-- Backtrace:
Application: Plan (calligraplan), signal: Aborted
Using host libthread_db library "/lib64/libthread_db.so.1".
81	T_PSEUDO (SYSCALL_SYMBOL, SYSCALL_NAME, SYSCALL_NARGS)
[Current thread is 1 (Thread 0x7f52e71638c0 (LWP 6817))]

Thread 2 (Thread 0x7f52d0b39700 (LWP 7168)):
#0  0x00000036b460a0d8 in __GI___pthread_mutex_lock (mutex=0x7f52bc000a60) at ../nptl/pthread_mutex_lock.c:125
#1  0x00000036b668a5a1 in g_mutex_lock (mutex=mutex@entry=0x7f52bc0009a0) at gthread-posix.c:213
#2  0x00000036b6648650 in g_main_context_acquire (context=0x7f52bc0009a0) at gmain.c:3127
#3  0x00000036b6649465 in g_main_context_iterate (context=context@entry=0x7f52bc0009a0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3663
#4  0x00000036b66496dc in g_main_context_iteration (context=0x7f52bc0009a0, may_block=1) at gmain.c:3774
#5  0x00000033e25b5a7e in QEventDispatcherGlib::processEvents (this=0x7f52bc0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:452
#6  0x00000033e258595f in QEventLoop::processEvents (this=this@entry=0x7f52d0b38cc0, flags=...) at kernel/qeventloop.cpp:149
#7  0x00000033e2585cad in QEventLoop::exec (this=this@entry=0x7f52d0b38cc0, flags=...) at kernel/qeventloop.cpp:204
#8  0x00000033e2479e8f in QThread::exec (this=this@entry=0x53381d0) at thread/qthread.cpp:538
#9  0x00000033e25662e3 in QInotifyFileSystemWatcherEngine::run (this=0x53381d0) at io/qfilesystemwatcher_inotify.cpp:265
#10 0x00000033e247c6bf in QThreadPrivate::start (arg=0x53381d0) at thread/qthread_unix.cpp:349
#11 0x00000036b4607f33 in start_thread (arg=0x7f52d0b39700) at pthread_create.c:309
#12 0x00000036b3ef4ded in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 1 (Thread 0x7f52e71638c0 (LWP 6817)):
[KCrash Handler]
#6  0x00000036b3e35c39 in __GI_raise (sig=sig@entry=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:56
#7  0x00000036b3e37348 in __GI_abort () at abort.c:89
#8  0x00000036b3e75d04 in __libc_message (do_abort=do_abort@entry=2, fmt=fmt@entry=0x36b3f7c528 "*** Error in `%s': %s: 0x%s ***\n") at ../sysdeps/posix/libc_fatal.c:175
#9  0x00000036b3e7cff8 in malloc_printerr (ptr=<optimized out>, str=0x36b3f7c650 "free(): invalid next size (fast)", action=3) at malloc.c:4930
#10 _int_free (av=0x7f52c8000020, p=<optimized out>, have_lock=0) at malloc.c:3782
#11 0x00000033e25a1bb0 in deleteNode (node=0x7f52c80027b0, this=0x24d4c80) at ../../src/corelib/tools/qhash.h:512
#12 QHash<QObject*, QObject**>::erase (this=this@entry=0x24d4c80, it=it@entry=...) at ../../src/corelib/tools/qhash.h:840
#13 0x00000033e259f309 in QMetaObject::changeGuard (ptr=ptr@entry=0x33e48de270 <qt_last_mouse_receiver>, o=o@entry=0x2dd28c0) at kernel/qobject.cpp:453
#14 0x00000033e3e45c8c in operator= (p=0x2dd28c0, this=0x33e48de270 <qt_last_mouse_receiver>) at ../../src/corelib/kernel/qpointer.h:68
#15 QApplication::x11ProcessEvent (this=<optimized out>, event=event@entry=0x7ffff2d1adc0) at kernel/qapplication_x11.cpp:3737
#16 0x00000033e3e6cc04 in x11EventSourceDispatch (s=s@entry=0x244cec0, callback=0x0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:148
#17 0x00000036b66492a6 in g_main_dispatch (context=0x244cd90) at gmain.c:3066
#18 g_main_context_dispatch (context=context@entry=0x244cd90) at gmain.c:3642
#19 0x00000036b6649628 in g_main_context_iterate (context=context@entry=0x244cd90, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3713
#20 0x00000036b66496dc in g_main_context_iteration (context=0x244cd90, may_block=1) at gmain.c:3774
#21 0x00000033e25b5a5e in QEventDispatcherGlib::processEvents (this=0x240dea0, flags=...) at kernel/qeventdispatcher_glib.cpp:450
#22 0x00000033e3e6cd86 in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:207
#23 0x00000033e258595f in QEventLoop::processEvents (this=this@entry=0x7ffff2d1b1b0, flags=...) at kernel/qeventloop.cpp:149
#24 0x00000033e2585cad in QEventLoop::exec (this=this@entry=0x7ffff2d1b1b0, flags=...) at kernel/qeventloop.cpp:204
#25 0x00000033e258b399 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1225
#26 0x00000033e3dc94ec in QApplication::exec () at kernel/qapplication.cpp:3823
#27 0x00000033e9401b35 in kdemain (argc=<optimized out>, argv=<optimized out>) at /usr/src/debug/calligra-2.8.2/plan/main.cpp:73
#28 0x00000036b3e21d65 in __libc_start_main (main=0x4008b0 <main(int, char**)>, argc=1, argv=0x7ffff2d1b378, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffff2d1b368) at libc-start.c:285
#29 0x00000000004008e1 in _start ()

Possible duplicates by query: bug 335225, bug 335224, bug 333332, bug 333327, bug 333253.

Reported using DrKonqi