Application: konsole (3.0.1)

Qt Version: 5.4.1
Operating System: Linux 3.19.0-15-generic x86_64
Distribution: Ubuntu 15.04

-- Information about the crash:
Start console. Exit by closing the window (click on windows close button).

The crash can be reproduced every time.

-- Backtrace:
Application: Konsole (konsole), signal: Aborted
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[KCrash Handler]
#6  0x00007f9b80d71267 in __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:55
#7  0x00007f9b80d72eca in __GI_abort () at abort.c:89
#8  0x00007f9b80db4c53 in __libc_message (do_abort=do_abort@entry=1, fmt=fmt@entry=0x7f9b80ecd1a8 "*** Error in `%s': %s: 0x%s ***\n") at ../sysdeps/posix/libc_fatal.c:175
#9  0x00007f9b80dbcc69 in malloc_printerr (ptr=<optimized out>, str=0x7f9b80ecd270 "double free or corruption (fasttop)", action=1) at malloc.c:4965
#10 _int_free (av=<optimized out>, p=<optimized out>, have_lock=0) at malloc.c:3834
#11 0x00007f9b80dc089c in __GI___libc_free (mem=<optimized out>) at malloc.c:2950
#12 0x00007f9b7d9d9af6 in QObjectPrivate::Connection::~Connection() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#13 0x00007f9b7d9e4699 in QObject::~QObject() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#14 0x00007f9b7d766d4d in QThread::~QThread() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#15 0x00007f9b6de7db31 in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/platforms/libqxcb.so
#16 0x00007f9b6de50fd1 in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/platforms/libqxcb.so
#17 0x00007f9b6de51619 in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/platforms/libqxcb.so
#18 0x00007f9b6de55d3e in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/platforms/libqxcb.so
#19 0x00007f9b6de55e19 in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/platforms/libqxcb.so
#20 0x00007f9b7dcee5c0 in QGuiApplicationPrivate::~QGuiApplicationPrivate() () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#21 0x00007f9b7e2af4e9 in QApplicationPrivate::~QApplicationPrivate() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#22 0x00007f9b7d9e483b in QObject::~QObject() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#23 0x00007f9b7e2b1133 in QApplication::~QApplication() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#24 0x00007f9b81127779 in kdemain (argc=1, argv=0x7ffcf8183db8) at ../../src/main.cpp:87
#25 0x00007f9b80d5ca40 in __libc_start_main (main=0x400720 <main(int, char**)>, argc=1, argv=0x7ffcf8183db8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffcf8183da8) at libc-start.c:289
#26 0x000000000040074e in _start ()

Possible duplicates by query: bug 341818.

Reported using DrKonqi