Application: konsole (3.0.1)
 (Compiled from sources)
Qt Version: 5.4.1
Operating System: Linux 3.19.0-25-generic i686
Distribution: Ubuntu 15.04

-- Information about the crash:
- What I was doing when the application crashed:
after sudo apt-get update(?) and exit with press [X] on window after that

The crash can be reproduced every time.

-- Backtrace:
Application: Konsole (konsole), signal: Segmentation fault
Using host libthread_db library "/lib/i386-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0xb022d780 (LWP 3101))]

Thread 3 (Thread 0xafcc1b40 (LWP 3102)):
[KCrash Handler]
#7  malloc_consolidate (av=av@entry=0xaf300010) at malloc.c:4142
#8  0xb75c3250 in _int_malloc (av=av@entry=0xaf300010, bytes=bytes@entry=2040) at malloc.c:3417
#9  0xb75c5c9f in __libc_calloc (n=1, elem_size=2040) at malloc.c:3213
#10 0xb41dc858 in ?? () from /usr/lib/nvidia-340/tls/libnvidia-tls.so.340.76
#11 0xb4a5f716 in g_malloc0 () from /lib/i386-linux-gnu/libglib-2.0.so.0
#12 0xb4a773ee in g_slice_free1 () from /lib/i386-linux-gnu/libglib-2.0.so.0
#13 0xb4a816e2 in g_thread_unref () from /lib/i386-linux-gnu/libglib-2.0.so.0
#14 0xb4a81728 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#15 0xb4b9d370 in __nptl_deallocate_tsd () at pthread_create.c:175
#16 0xb4b9e267 in __nptl_deallocate_tsd () at ../sysdeps/unix/sysv/linux/exit-thread.h:36
#17 start_thread (arg=0xafcc1b40) at pthread_create.c:346
#18 0xb763bfde in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:122

Thread 2 (Thread 0xae0b4b40 (LWP 3103)):
#0  0xb7766be0 in __kernel_vsyscall ()
#1  0xb7649012 in __lll_lock_wait_private () at ../sysdeps/unix/sysv/linux/i386/i686/../i486/lowlevellock.S:97
#2  0xb75c28d4 in _int_free (av=0xaf300010, p=0xaf300d78, have_lock=0) at malloc.c:3929
#3  0xb4a75aff in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb4a75d96 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0xb4a75f3a in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#6  0xb4b9d370 in __nptl_deallocate_tsd () at pthread_create.c:175
#7  0xb4b9e267 in __nptl_deallocate_tsd () at ../sysdeps/unix/sysv/linux/exit-thread.h:36
#8  start_thread (arg=0xae0b4b40) at pthread_create.c:346
#9  0xb763bfde in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:122

Thread 1 (Thread 0xb022d780 (LWP 3101)):
#0  0xb7766be0 in __kernel_vsyscall ()
#1  0xb76313db in poll () at ../sysdeps/unix/syscall-template.S:81
#2  0xb4fbf3a8 in ?? () from /usr/lib/i386-linux-gnu/libxcb.so.1
#3  0xb4fc1088 in ?? () from /usr/lib/i386-linux-gnu/libxcb.so.1
#4  0xb4fc11eb in xcb_wait_for_reply () from /usr/lib/i386-linux-gnu/libxcb.so.1
#5  0xb5017166 in _XReply () from /usr/lib/i386-linux-gnu/libX11.so.6
#6  0xb5012c33 in XSync () from /usr/lib/i386-linux-gnu/libX11.so.6
#7  0xb4ff4221 in XCloseDisplay () from /usr/lib/i386-linux-gnu/libX11.so.6
#8  0xafe4a81e in QXcbConnection::~QXcbConnection (this=0x9eff158, __in_chrg=<optimized out>) at qxcbconnection.cpp:444
#9  0xafe4ac1a in QXcbConnection::~QXcbConnection (this=0x9eff158, __in_chrg=<optimized out>) at qxcbconnection.cpp:450
#10 0xafe4f5ef in qDeleteAll<QList<QXcbConnection*>::const_iterator> (end=..., begin=...) at ../../../../include/QtCore/../../src/corelib/tools/qalgorithms.h:315
#11 qDeleteAll<QList<QXcbConnection*> > (c=...) at ../../../../include/QtCore/../../src/corelib/tools/qalgorithms.h:323
#12 QXcbIntegration::~QXcbIntegration (this=0x9eee548, __in_chrg=<optimized out>) at qxcbintegration.cpp:189
#13 0xafe4f6ea in QXcbIntegration::~QXcbIntegration (this=0x9eee548, __in_chrg=<optimized out>) at qxcbintegration.cpp:190
#14 0xb5f32c2f in QGuiApplicationPrivate::~QGuiApplicationPrivate (this=0x9eedba0, __in_chrg=<optimized out>) at kernel/qguiapplication.cpp:1374
#15 0xb64f785d in QApplicationPrivate::~QApplicationPrivate (this=0x9eedba0, __in_chrg=<optimized out>) at kernel/qapplication.cpp:179
#16 0xb64f78fa in QApplicationPrivate::~QApplicationPrivate (this=0x9eedba0, __in_chrg=<optimized out>) at kernel/qapplication.cpp:183
#17 0xb5c34cd3 in cleanup (pointer=<optimized out>) at ../../include/QtCore/../../src/corelib/tools/qscopedpointer.h:54
#18 ~QScopedPointer (this=0xbfbce97c, __in_chrg=<optimized out>) at ../../include/QtCore/../../src/corelib/tools/qscopedpointer.h:101
#19 QObject::~QObject (this=0xbfbce978, __in_chrg=<optimized out>) at kernel/qobject.cpp:882
#20 0xb5bf845c in QCoreApplication::~QCoreApplication (this=0xbfbce978, __in_chrg=<optimized out>) at kernel/qcoreapplication.cpp:777
#21 0xb5f328f1 in QGuiApplication::~QGuiApplication (this=0xbfbce978, __in_chrg=<optimized out>) at kernel/qguiapplication.cpp:566
#22 0xb64f985a in QApplication::~QApplication (this=0xbfbce978, __in_chrg=<optimized out>) at kernel/qapplication.cpp:803
#23 0xb6fc0319 in KApplication::~KApplication() () from /usr/lib/i386-linux-gnu/libKF5KDELibs4Support.so.5
#24 0xb6ff71cf in KUniqueApplication::~KUniqueApplication() () from /usr/lib/i386-linux-gnu/libKF5KDELibs4Support.so.5
#25 0xb7717a82 in Konsole::Application::~Application (this=0xbfbce978, __in_chrg=<optimized out>) at ../../src/Application.cpp:64
#26 0xb772a75b in kdemain (argc=1, argv=0xbfbcea74) at ../../src/main.cpp:87
#27 0x08048597 in main (argc=1, argv=0xbfbcea74) at konsole_dummy.cpp:3

Possible duplicates by query: bug 350924, bug 347129, bug 346833, bug 342201.

Reported using DrKonqi