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: I changed the font size in the current Konsole profile and closed Konsole. This triggered this crash. Unfortunately, I can not reproduce this crash... -- Backtrace: Application: Konsole (konsole), signal: Aborted Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1". [KCrash Handler] #6 0x00007f099a335267 in __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:55 #7 0x00007f099a336eca in __GI_abort () at abort.c:89 #8 0x00007f099a378c53 in __libc_message (do_abort=do_abort@entry=1, fmt=fmt@entry=0x7f099a4911a8 "*** Error in `%s': %s: 0x%s ***\n") at ../sysdeps/posix/libc_fatal.c:175 #9 0x00007f099a380c69 in _int_free (ptr=<optimized out>, str=0x7f099a4912b8 "double free or corruption (out)", action=1) at malloc.c:4965 #10 0x00007f099a380c69 in _int_free (av=<optimized out>, p=<optimized out>, have_lock=0) at malloc.c:3834 #11 0x00007f099a38489c in __GI___libc_free (mem=<optimized out>) at malloc.c:2950 #12 0x00007f0996f9d0bb in QMetaCallEvent::~QMetaCallEvent() (this=0x7f0980005780, __in_chrg=<optimized out>) at kernel/qobject.cpp:467 #13 0x00007f0996f9d109 in QMetaCallEvent::~QMetaCallEvent() (this=0x7f0980005780, __in_chrg=<optimized out>) at kernel/qobject.cpp:475 #14 0x00007f0996f71587 in QCoreApplication::removePostedEvents(QObject*, int) (receiver=0x12a8180, eventType=eventType@entry=0) at kernel/qcoreapplication.cpp:1629 #15 0x00007f0996f9d6fa in QObjectPrivate::~QObjectPrivate() (this=0x12a84c0, __in_chrg=<optimized out>) at kernel/qobject.cpp:234 #16 0x00007f0996f9d809 in QObjectPrivate::~QObjectPrivate() (this=0x12a84c0, __in_chrg=<optimized out>) at kernel/qobject.cpp:245 #17 0x00007f0996fa883b in QObject::~QObject() (pointer=<optimized out>) at ../../include/QtCore/../../src/corelib/tools/qscopedpointer.h:54 #18 0x00007f0996fa883b in QObject::~QObject() (this=0x12a8188, __in_chrg=<optimized out>) at ../../include/QtCore/../../src/corelib/tools/qscopedpointer.h:101 #19 0x00007f0996fa883b in QObject::~QObject() (this=<optimized out>, __in_chrg=<optimized out>) at kernel/qobject.cpp:882 #20 0x00007f0987342619 in QXcbConnection::~QXcbConnection() (this=0x12a8180, __in_chrg=<optimized out>) at qxcbconnection.cpp:450 #21 0x00007f0987346d3e in QXcbIntegration::~QXcbIntegration() (end=..., begin=...) at ../../../../include/QtCore/../../src/corelib/tools/qalgorithms.h:315 #22 0x00007f0987346d3e in QXcbIntegration::~QXcbIntegration() (c=...) at ../../../../include/QtCore/../../src/corelib/tools/qalgorithms.h:323 #23 0x00007f0987346d3e in QXcbIntegration::~QXcbIntegration() (this=0x1294000, __in_chrg=<optimized out>) at qxcbintegration.cpp:189 #24 0x00007f0987346e19 in QXcbIntegration::~QXcbIntegration() (this=0x1294000, __in_chrg=<optimized out>) at qxcbintegration.cpp:190 #25 0x00007f09972b25c0 in QGuiApplicationPrivate::~QGuiApplicationPrivate() (this=0x1288050, __in_chrg=<optimized out>) at kernel/qguiapplication.cpp:1374 #26 0x00007f09978734e9 in QApplicationPrivate::~QApplicationPrivate() (this=0x1288050, __in_chrg=<optimized out>) at kernel/qapplication.cpp:183 #27 0x00007f0996fa883b in QObject::~QObject() (pointer=<optimized out>) at ../../include/QtCore/../../src/corelib/tools/qscopedpointer.h:54 #28 0x00007f0996fa883b in QObject::~QObject() (this=0x7ffcc9c544c8, __in_chrg=<optimized out>) at ../../include/QtCore/../../src/corelib/tools/qscopedpointer.h:101 #29 0x00007f0996fa883b in QObject::~QObject() (this=<optimized out>, __in_chrg=<optimized out>) at kernel/qobject.cpp:882 #30 0x00007f0997875133 in QApplication::~QApplication() (this=0x7ffcc9c544c0, __in_chrg=<optimized out>) at kernel/qapplication.cpp:803 #31 0x00007f099a6eb779 in kdemain () at /usr/lib/x86_64-linux-gnu/libkdeinit5_konsole.so #32 0x00007f099a320a40 in __libc_start_main (main=0x400720 <main>, argc=1, argv=0x7ffcc9c54608, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffcc9c545f8) at libc-start.c:289 #33 0x000000000040074e in _start () Possible duplicates by query: bug 346593, bug 346576, bug 341818. Reported using DrKonqi
*** Bug 349837 has been marked as a duplicate of this bug. ***
*** Bug 350169 has been marked as a duplicate of this bug. ***
*** Bug 350363 has been marked as a duplicate of this bug. ***
*** Bug 350464 has been marked as a duplicate of this bug. ***
*** Bug 350636 has been marked as a duplicate of this bug. ***
*** Bug 350834 has been marked as a duplicate of this bug. ***
*** Bug 350837 has been marked as a duplicate of this bug. ***
*** Bug 350871 has been marked as a duplicate of this bug. ***
*** Bug 352213 has been marked as a duplicate of this bug. ***
best trace so far, from #352449: [KCrash Handler] #6 0x00007f0f69a75267 in __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:55 #7 0x00007f0f69a76eca in __GI_abort () at abort.c:89 #8 0x00007f0f69ab8c53 in __libc_message (do_abort=do_abort@entry=1, fmt=fmt@entry=0x7f0f69bd11a8 "*** Error in `%s': %s: 0x%s ***\n") at ../sysdeps/posix/libc_fatal.c:175 #9 0x00007f0f69ac0c69 in malloc_printerr (ptr=<optimized out>, str=0x7f0f69bd1270 "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 0x00007f0f69ac489c in __GI___libc_free (mem=<optimized out>) at malloc.c:2950 #12 0x00007f0f66690af6 in QObjectPrivate::Connection::~Connection (this=0xc032c0, __in_chrg=<optimized out>) at kernel/qobject.cpp:1045 #13 0x00007f0f6669b699 in deref (this=<optimized out>) at kernel/qobject_p.h:149 #14 QObject::~QObject (this=<optimized out>, __in_chrg=<optimized out>) at kernel/qobject.cpp:966 #15 0x00007f0f6641dd4d in QThread::~QThread (this=0xc02db0, __in_chrg=<optimized out>) at thread/qthread.cpp:406 #16 0x00007f0f56b0cb31 in ~QXcbEventReader (this=0xc02db0, __in_chrg=<optimized out>) at .moc/../qxcbconnection.h:292 #17 QXcbEventReader::~QXcbEventReader (this=0xc02db0, __in_chrg=<optimized out>) at .moc/../qxcbconnection.h:292 #18 0x00007f0f56adffd1 in QXcbConnection::~QXcbConnection (this=0xbf3690, __in_chrg=<optimized out>) at qxcbconnection.cpp:432 #19 0x00007f0f56ae0619 in QXcbConnection::~QXcbConnection (this=0xbf3690, __in_chrg=<optimized out>) at qxcbconnection.cpp:450 #20 0x00007f0f56ae4d3e in qDeleteAll<QList<QXcbConnection*>::const_iterator> (end=..., begin=...) at ../../../../include/QtCore/../../src/corelib/tools/qalgorithms.h:315 #21 qDeleteAll<QList<QXcbConnection*> > (c=...) at ../../../../include/QtCore/../../src/corelib/tools/qalgorithms.h:323 #22 QXcbIntegration::~QXcbIntegration (this=0xbd2bc0, __in_chrg=<optimized out>) at qxcbintegration.cpp:189 #23 0x00007f0f56ae4e19 in QXcbIntegration::~QXcbIntegration (this=0xbd2bc0, __in_chrg=<optimized out>) at qxcbintegration.cpp:190 #24 0x00007f0f669aa5c0 in QGuiApplicationPrivate::~QGuiApplicationPrivate (this=0xbd3770, __in_chrg=<optimized out>) at kernel/qguiapplication.cpp:1374 #25 0x00007f0f66f6e4e9 in QApplicationPrivate::~QApplicationPrivate (this=0xbd3770, __in_chrg=<optimized out>) at kernel/qapplication.cpp:183 #26 0x00007f0f6669b83b in cleanup (pointer=<optimized out>) at ../../include/QtCore/../../src/corelib/tools/qscopedpointer.h:54 #27 ~QScopedPointer (this=0x7fff0ab371b8, __in_chrg=<optimized out>) at ../../include/QtCore/../../src/corelib/tools/qscopedpointer.h:101 #28 QObject::~QObject (this=<optimized out>, __in_chrg=<optimized out>) at kernel/qobject.cpp:882 #29 0x00007f0f66f70133 in QApplication::~QApplication (this=0x7fff0ab371b0, __in_chrg=<optimized out>) at kernel/qapplication.cpp:803 #30 0x00007f0f69e31879 in kdemain (argc=1, argv=0x7fff0ab372f8) at ../../src/main.cpp:87 #31 0x00007f0f69a60a40 in __libc_start_main (main=0x400730 <main(int, char**)>, argc=1, argv=0x7fff0ab372f8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff0ab372e8) at libc-start.c:289 #32 0x0000000000400769 in _start ()
*** Bug 352449 has been marked as a duplicate of this bug. ***
*** Bug 353736 has been marked as a duplicate of this bug. ***
*** Bug 354595 has been marked as a duplicate of this bug. ***
*** Bug 355041 has been marked as a duplicate of this bug. ***
*** Bug 355595 has been marked as a duplicate of this bug. ***
*** Bug 355645 has been marked as a duplicate of this bug. ***
*** Bug 355829 has been marked as a duplicate of this bug. ***
*** Bug 355912 has been marked as a duplicate of this bug. ***
*** Bug 356068 has been marked as a duplicate of this bug. ***
*** Bug 357920 has been marked as a duplicate of this bug. ***
*** Bug 358345 has been marked as a duplicate of this bug. ***
*** Bug 358811 has been marked as a duplicate of this bug. ***
*** Bug 359204 has been marked as a duplicate of this bug. ***
*** Bug 360179 has been marked as a duplicate of this bug. ***
*** Bug 360527 has been marked as a duplicate of this bug. ***
*** Bug 360774 has been marked as a duplicate of this bug. ***
*** Bug 361254 has been marked as a duplicate of this bug. ***
*** Bug 361772 has been marked as a duplicate of this bug. ***
*** Bug 363636 has been marked as a duplicate of this bug. ***
*** Bug 363669 has been marked as a duplicate of this bug. ***
*** Bug 363720 has been marked as a duplicate of this bug. ***
*** Bug 364188 has been marked as a duplicate of this bug. ***
*** Bug 364287 has been marked as a duplicate of this bug. ***
*** Bug 365811 has been marked as a duplicate of this bug. ***
*** This bug has been marked as a duplicate of bug 341818 ***
*** Bug 375933 has been marked as a duplicate of this bug. ***
*** Bug 388364 has been marked as a duplicate of this bug. ***
*** Bug 379212 has been marked as a duplicate of this bug. ***
*** Bug 379096 has been marked as a duplicate of this bug. ***
*** Bug 377940 has been marked as a duplicate of this bug. ***
*** Bug 370533 has been marked as a duplicate of this bug. ***