Bug 229379

Application: kate (3.4.0)
KDE Platform Version: 4.4.00 (KDE 4.4.0)
Qt Version: 4.6.2
Operating System: Linux 2.6.31.12-174.2.22.fc12.x86_64 x86_64
Distribution (Platform): Fedora RPMs

-- Information about the crash:
The text windows was split in three part. I was moving the right lift o f the middle windows part when kate crashed.
I was using kate for python code editing, the python plugin was installed, in the consol a ipython was started, with this option:
ipython -pylab -wthread

The folding marker were not a their good place.



 -- Backtrace:
Application: Kate (kate), signal: Segmentation fault
82	T_PSEUDO (SYSCALL_SYMBOL, SYSCALL_NAME, SYSCALL_NARGS)
[Current thread is 1 (Thread 0x7fc6b66ec840 (LWP 3910))]

Thread 2 (Thread 0x7fc6ae501710 (LWP 3912)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x000000319d7274f6 in QTWTF::TCMalloc_PageHeap::scavengerThread (this=0x319da00b20) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:2304
#2  0x000000319d727539 in QTWTF::TCMalloc_PageHeap::runScavengerThread (context=0x319da0ebec) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:1438
#3  0x00000038aa406a3a in start_thread (arg=<value optimized out>) at pthread_create.c:297
#4  0x00000038a98de67d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fc6b66ec840 (LWP 3910)):
[KCrash Handler]
#5  size (this=0x1539f00, node=0x2485e50, line=451) at /usr/include/QtCore/qvector.h:124
#6  findChild (this=0x1539f00, node=0x2485e50, line=451) at /usr/src/debug/kdelibs-4.4.0/kate/syntax/katecodefolding.h:85
#7  KateCodeFoldingTree::removeOpening (this=0x1539f00, node=0x2485e50, line=451) at /usr/src/debug/kdelibs-4.4.0/kate/syntax/katecodefolding.cpp:554
#8  0x00007fc6ae6374ae in KateCodeFoldingTree::cleanupUnneededNodes (this=0x1539f00, line=451) at /usr/src/debug/kdelibs-4.4.0/kate/syntax/katecodefolding.cpp:1321
#9  0x00007fc6ae637c3c in KateCodeFoldingTree::updateLine (this=0x1539f00, line=<value optimized out>, regionChanges=0x7fff0afc3900, updated=<value optimized out>, changed=<value optimized out>, 
    colsChanged=<value optimized out>) at /usr/src/debug/kdelibs-4.4.0/kate/syntax/katecodefolding.cpp:530
#10 0x00007fc6ae5d1400 in KateBuffer::doHighlight (this=<value optimized out>, startLine=<value optimized out>, endLine=<value optimized out>, invalidate=<value optimized out>)
    at /usr/src/debug/kdelibs-4.4.0/kate/document/katebuffer.cpp:1332
#11 0x00007fc6ae5d364c in KateBuffer::editEnd (this=0x1539eb0) at /usr/src/debug/kdelibs-4.4.0/kate/document/katebuffer.cpp:538
#12 0x00007fc6ae5b85cc in KateDocument::editEnd (this=0x152c230) at /usr/src/debug/kdelibs-4.4.0/kate/document/katedocument.cpp:975
#13 0x00007fc6ae5ba8c5 in KateDocument::typeChars (this=0x152c230, view=<value optimized out>, chars=...) at /usr/src/debug/kdelibs-4.4.0/kate/document/katedocument.cpp:2743
#14 0x00007fc6ae653db7 in KateViewInternal::keyPressEvent (this=0x173b2a0, e=0x7fff0afc44c0) at /usr/src/debug/kdelibs-4.4.0/kate/view/kateviewinternal.cpp:2456
#15 0x00007fc6ae653022 in KateViewInternal::eventFilter (this=0x173b2a0, obj=0x173b2a0, e=0x7fff0afc44c0) at /usr/src/debug/kdelibs-4.4.0/kate/view/kateviewinternal.cpp:2259
#16 0x0000003192956b67 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=<value optimized out>, receiver=0x173b2a0, event=0x7fff0afc44c0) at kernel/qcoreapplication.cpp:819
#17 0x0000003194daa9ac in QApplicationPrivate::notify_helper (this=0xf2a090, receiver=0x173b2a0, e=0x7fff0afc44c0) at kernel/qapplication.cpp:4296
#18 0x0000003194db2253 in QApplication::notify (this=<value optimized out>, receiver=0x173b2a0, e=0x7fff0afc44c0) at kernel/qapplication.cpp:3763
#19 0x00000031960067a6 in KApplication::notify (this=0x7fff0afc5500, receiver=0x173b2a0, event=0x7fff0afc44c0) at /usr/src/debug/kdelibs-4.4.0/kdeui/kernel/kapplication.cpp:302
#20 0x000000319295774c in QCoreApplication::notifyInternal (this=0x7fff0afc5500, receiver=0x173b2a0, event=0x7fff0afc44c0) at kernel/qcoreapplication.cpp:704
#21 0x0000003194e4490a in QKeyMapper::sendKeyEvent (keyWidget=0x173b2a0, grab=<value optimized out>, type=KeyPress, code=40, modifiers=<value optimized out>, text=..., autorepeat=false, count=1, 
    nativeScanCode=14, nativeVirtualKey=40, nativeModifiers=16) at kernel/qkeymapper_x11.cpp:1861
#22 0x0000003194e46d20 in QKeyMapperPrivate::translateKeyEvent (this=<value optimized out>, keyWidget=0x173b2a0, event=<value optimized out>, grab=<value optimized out>)
    at kernel/qkeymapper_x11.cpp:1831
#23 0x0000003194e20ee4 in QApplication::x11ProcessEvent (this=<value optimized out>, event=0x7fff0afc5090) at kernel/qapplication_x11.cpp:3394
#24 0x0000003194e49d52 in x11EventSourceDispatch (s=0xf28f70, callback=<value optimized out>, user_data=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:146
#25 0x000000378ca3920e in g_main_dispatch (context=0xf28db0) at gmain.c:1960
#26 IA__g_main_context_dispatch (context=0xf28db0) at gmain.c:2513
#27 0x000000378ca3cbf8 in g_main_context_iterate (context=0xf28db0, block=<value optimized out>, dispatch=<value optimized out>, self=<value optimized out>) at gmain.c:2591
#28 0x000000378ca3cd1a in IA__g_main_context_iteration (context=0xf28db0, may_block=1) at gmain.c:2654
#29 0x000000319297d063 in QEventDispatcherGlib::processEvents (this=0xf03050, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:412
#30 0x0000003194e49a1e in QGuiEventDispatcherGlib::processEvents (this=<value optimized out>, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#31 0x0000003192956192 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#32 0x000000319295645c in QEventLoop::exec (this=0x7fff0afc53c0, flags=...) at kernel/qeventloop.cpp:201
#33 0x0000003192958749 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:981
#34 0x0000003197c05b9d in kdemain (argc=<value optimized out>, argv=<value optimized out>) at /usr/src/debug/kdesdk-4.4.0/kate/app/katemain.cpp:377
#35 0x00000038a981eb1d in __libc_start_main (main=<value optimized out>, argc=<value optimized out>, ubp_av=<value optimized out>, init=<value optimized out>, fini=<value optimized out>, 
    rtld_fini=<value optimized out>, stack_end=<value optimized out>) at libc-start.c:226
#36 0x00000000004006c9 in _start ()

Possible duplicates by query: bug 213964.

Reported using DrKonqi