[Konsole-devel] [Bug 202293] XFree bug in Qt message processing

[Octavian]

https://bugs.kde.org/show_bug.cgi?id=202293





--- Comment #3 from Octavian <octavian voicu gmail com>  2009-08-03 00:36:35 ---
Just got same crash in kdeinit4, see below.

Application: Plasma Workspace (kdeinit4), signal: Aborted
[Current thread is 0 (LWP 4100)]

Thread 3 (Thread 0x7f87f88d6950 (LWP 4103)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:261
#1  0x00007f8818ed6939 in QWaitCondition::wait (this=0x25c9480,
mutex=0x25c9478, time=18446744073709551615) at
thread/qwaitcondition_unix.cpp:87
#2  0x00007f8817d514cc in QHostInfoAgent::run (this=0x25c9460) at
kernel/qhostinfo.cpp:260
#3  0x00007f8818ed5952 in QThreadPrivate::start (arg=0x25c9460) at
thread/qthread_unix.cpp:189
#4  0x00007f8814d553ba in start_thread (arg=<value optimized out>) at
pthread_create.c:297
#5  0x00007f8815939fcd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#6  0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f87edf01950 (LWP 4283)):
#0  __lll_lock_wait_private () at
../nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:91
#1  0x00007f88158d2025 in _L_lock_4783 () from /lib/libc.so.6
#2  0x00007f88158ce26b in *__GI___libc_free (mem=0x7f8815bc1a00) at
malloc.c:3623
#3  0x00007f8814fa3b2a in g_source_unref_internal (source=0x3934a20,
context=0x3910dd0, have_lock=0) at
/build/buildd/glib2.0-2.20.1/glib/gmain.c:1193
#4  0x00007f8818fe8932 in ~QEventDispatcherGlib (this=0x392abc0) at
kernel/qeventdispatcher_glib.cpp:285
#5  0x00007f8818ed5a1c in QThreadPrivate::finish (arg=<value optimized out>) at
thread/qthread_unix.cpp:213
#6  0x00007f8818ed595a in QThreadPrivate::start (arg=0x1e15c40) at
/usr/include/pthread.h:533
#7  0x00007f8814d553ba in start_thread (arg=<value optimized out>) at
pthread_create.c:297
#8  0x00007f8815939fcd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#9  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f8819497750 (LWP 4100)):
[KCrash Handler]
#5  0x00007f8815886fb5 in *__GI_raise (sig=<value optimized out>) at
../nptl/sysdeps/unix/sysv/linux/raise.c:64
#6  0x00007f8815888bc3 in *__GI_abort () at abort.c:88
#7  0x00007f88158c6228 in __libc_message (do_abort=2, fmt=0x7f8815990488 "***
glibc detected *** %s: %s: 0x%s ***\n") at
../sysdeps/unix/sysv/linux/libc_fatal.c:170
#8  0x00007f88158cbcb8 in malloc_printerr (action=2, str=0x7f8815990570 "double
free or corruption (out)", ptr=<value optimized out>) at malloc.c:5994
#9  0x00007f88158ce276 in *__GI___libc_free (mem=0x7f88159868a0) at
malloc.c:3625
#10 0x00007f88184e8999 in XFree (data=0x1004) at ../../src/XlibInt.c:3049
#11 0x00007f88165c308d in QX11Data::xdndHandleEnter (this=<value optimized
out>, xe=<value optimized out>) at kernel/qdnd_x11.cpp:826
#12 0x00007f88165a36d3 in QApplication::x11ClientMessage (this=<value optimized
out>, w=0x2266060, event=0x7fff214d4d20, passive_only=255) at
kernel/qapplication_x11.cpp:3114
#13 0x00007f88165b6b66 in QApplication::x11ProcessEvent (this=0x1e45cc0,
event=0x7fff214d4d20) at kernel/qapplication_x11.cpp:3675
#14 0x00007f88165df464 in x11EventSourceDispatch (s=0x1e880a0, callback=0,
user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#15 0x00007f8814fa420a in IA__g_main_context_dispatch (context=0x1e87120) at
/build/buildd/glib2.0-2.20.1/glib/gmain.c:1814
#16 0x00007f8814fa78e0 in g_main_context_iterate (context=0x1e87120, block=1,
dispatch=1, self=<value optimized out>) at
/build/buildd/glib2.0-2.20.1/glib/gmain.c:2448
#17 0x00007f8814fa7a7c in IA__g_main_context_iteration (context=0x1e87120,
may_block=1) at /build/buildd/glib2.0-2.20.1/glib/gmain.c:2511
#18 0x00007f8818fe7e6f in QEventDispatcherGlib::processEvents (this=0x1e84660,
flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:323
#19 0x00007f88165debef in QGuiEventDispatcherGlib::processEvents (this=0x1004,
flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:202
#20 0x00007f8818fbd002 in QEventLoop::processEvents (this=<value optimized
out>, flags={i = 558714896}) at kernel/qeventloop.cpp:149
#21 0x00007f8818fbd3cd in QEventLoop::exec (this=0x7fff214d5050, flags={i =
558714976}) at kernel/qeventloop.cpp:200
#22 0x00007f8818fbf694 in QCoreApplication::exec () at
kernel/qcoreapplication.cpp:880
#23 0x00007f880ce8f6bb in kdemain (argc=1, argv=0x1e36540) at
/build/buildd/kdebase-workspace-4.2.98/plasma/shells/desktop/main.cpp:50
#24 0x0000000000407215 in launch (argc=1, _name=0x1e38bc8
"/usr/bin/plasma-desktop", args=<value optimized out>, cwd=0x0, envc=0,
envs=0x1e38be8 "", reset_env=false, tty=0x0, avoid_loops=false, 
    startup_id_str=0x40a3c9 "0") at
/build/buildd/kde4libs-4.2.98a/kinit/kinit.cpp:676
#25 0x0000000000407a38 in handle_launcher_request (sock=7, who=<value optimized
out>) at /build/buildd/kde4libs-4.2.98a/kinit/kinit.cpp:1168
#26 0x0000000000407fe5 in handle_requests (waitForPid=0) at
/build/buildd/kde4libs-4.2.98a/kinit/kinit.cpp:1361
#27 0x0000000000408b26 in main (argc=2, argv=0x7fff214d5ef8,
envp=0x7fff214d5f10) at /build/buildd/kde4libs-4.2.98a/kinit/kinit.cpp:1788

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