Application: akonadi_imap_resource (4.7) KDE Platform Version: 4.7.1 (4.7.1) Qt Version: 4.7.4 Operating System: Linux 3.0.0-12-generic i686 Distribution: Ubuntu 11.10 -- Information about the crash: - What I was doing when the application crashed:An akonadi_imap_resource used for a Gmail account used in Kmail crashed, while I was using Akregator. Nepomuk desktop search was also runnig. -- Backtrace: Application: marko.gabriel.cz of type IMAP E-Mail Server (akonadi_imap_resource), signal: Segmentation fault [Current thread is 1 (Thread 0xb7815710 (LWP 2134))] Thread 2 (Thread 0xb59ffb70 (LWP 2615)): [KCrash Handler] #7 _int_malloc (av=0x3a7f400, bytes=65536) at malloc.c:4439 #8 0x03978498 in __GI___libc_malloc (bytes=65536) at malloc.c:3660 #9 0x001eee0b in qMalloc (size=65536) at global/qmalloc.cpp:55 #10 0x001f795a in QByteArray::realloc (this=0x9cb4f4c, alloc=65516) at tools/qbytearray.cpp:1428 #11 0x001f7a77 in QByteArray::resize (this=0x9cb4f4c, size=32768) at tools/qbytearray.cpp:1396 #12 0x008cb5e8 in reserve (bytes=40, this=0x9cb4eb4) at ../../include/QtCore/private/../../../src/corelib/tools/qringbuffer_p.h:158 #13 QAbstractSocketPrivate::readFromSocket (this=0x9cb4dd8) at socket/qabstractsocket.cpp:1162 #14 0x008cbd9c in QAbstractSocketPrivate::canReadNotification (this=0x9cb4dd8) at socket/qabstractsocket.cpp:618 #15 0x008b8869 in QAbstractSocketEngine::readNotification (this=0x9dfee58) at socket/qabstractsocketengine.cpp:154 #16 0x008b948b in event (this=0x9dfee38, e=<optimized out>) at socket/qnativesocketengine.cpp:1103 #17 QReadNotifier::event (this=0x9dfee38, e=0xb59ff0d4) at socket/qnativesocketengine.cpp:1100 #18 0x00fbdd54 in notify_helper (e=0xb59ff0d4, receiver=0x9dfee38, this=0x99b3b78) at kernel/qapplication.cpp:4486 #19 QApplicationPrivate::notify_helper (this=0x99b3b78, receiver=0x9dfee38, e=0xb59ff0d4) at kernel/qapplication.cpp:4458 #20 0x00fc3103 in QApplication::notify (this=0xb59ff0d4, receiver=0x9dfee38, e=0xb59ff0d4) at kernel/qapplication.cpp:3886 #21 0x0633c721 in KApplication::notify (this=0xbff89490, receiver=0x9dfee38, event=0xb59ff0d4) at ../../kdeui/kernel/kapplication.cpp:311 #22 0x002f019e in QCoreApplication::notifyInternal (this=0xbff89490, receiver=0x9dfee38, event=0xb59ff0d4) at kernel/qcoreapplication.cpp:787 #23 0x0031e1d8 in sendEvent (event=0xb59ff0d4, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215 #24 socketNotifierSourceDispatch (source=0x9b354e0) at kernel/qeventdispatcher_glib.cpp:110 #25 0x01c3825f in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0 #26 0x01c38990 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0 #27 0x01c38c2a in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0 #28 0x0031eada in QEventDispatcherGlib::processEvents (this=0x9b354a8, flags=...) at kernel/qeventdispatcher_glib.cpp:422 #29 0x002ef1dd in QEventLoop::processEvents (this=0xb59ff2d0, flags=...) at kernel/qeventloop.cpp:149 #30 0x002ef421 in QEventLoop::exec (this=0xb59ff2d0, flags=...) at kernel/qeventloop.cpp:201 #31 0x001f290b in QThread::exec (this=0x9b35428) at thread/qthread.cpp:498 #32 0x004604d0 in KIMAP::SessionThread::run (this=0x9b35428) at ../../kimap/sessionthread.cpp:169 #33 0x001f57b3 in QThreadPrivate::start (arg=0x9b35428) at thread/qthread_unix.cpp:331 #34 0x0077bd31 in start_thread (arg=0xb59ffb70) at pthread_create.c:304 #35 0x039d80ce in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130 Backtrace stopped: Not enough registers or memory available to unwind further Thread 1 (Thread 0xb7815710 (LWP 2134)): #0 0x00594416 in __kernel_vsyscall () #1 0x00782619 in __lll_lock_wait () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/lowlevellock.S:142 #2 0x0077df7d in _L_lock_708 () from /lib/i386-linux-gnu/libpthread.so.0 #3 0x0077ddc3 in __pthread_mutex_lock (mutex=0x9d4615c) at pthread_mutex_lock.c:61 #4 0x039e5f14 in pthread_mutex_lock (mutex=0x9d4615c) at forward.c:182 #5 0x01c39d73 in g_main_context_wakeup () from /lib/i386-linux-gnu/libglib-2.0.so.0 #6 0x0031eedb in QEventDispatcherGlib::wakeUp (this=0x9daf638) at kernel/qeventdispatcher_glib.cpp:578 #7 0x002f4551 in QCoreApplication::postEvent (receiver=0x9cc51b0, event=0x9c6f7a8, priority=0) at kernel/qcoreapplication.cpp:1250 #8 0x002f477b in QCoreApplication::postEvent (receiver=0x9cc51b0, event=0x9c6f7a8) at kernel/qcoreapplication.cpp:1149 #9 0x002f873d in QMetaMethod::invoke (this=0xbff88a5c, object=0x9cc51b0, connectionType=Qt::QueuedConnection, returnValue=..., val0=..., val1=..., val2=..., val3=..., val4=..., val5=..., val6=..., val7=..., val8=..., val9=...) at kernel/qmetaobject.cpp:1637 #10 0x002fab57 in QMetaObject::invokeMethod (obj=0x9cc51b0, member=0x47e52a "quit", type=Qt::AutoConnection, ret=..., val0=..., val1=..., val2=..., val3=..., val4=..., val5=..., val6=..., val7=..., val8=..., val9=...) at kernel/qmetaobject.cpp:1151 #11 0x00460b6e in invokeMethod (val9=<optimized out>, val8=<optimized out>, val7=<optimized out>, val6=<optimized out>, val5=<optimized out>, val4=<optimized out>, val3=<optimized out>, val2=<optimized out>, val1=<optimized out>, val0=<optimized out>, member=<optimized out>, obj=<optimized out>) at /usr/include/qt4/QtCore/qobjectdefs.h:426 #12 KIMAP::SessionThread::~SessionThread (this=0x9cc51b0, __in_chrg=<optimized out>) at ../../kimap/sessionthread.cpp:51 #13 0x00460e92 in KIMAP::SessionThread::~SessionThread (this=0x9cc51b0, __in_chrg=<optimized out>) at ../../kimap/sessionthread.cpp:56 #14 0x0045c4b7 in KIMAP::Session::~Session (this=0x9ccb6c8, __in_chrg=<optimized out>) at ../../kimap/session.cpp:68 #15 0x0045c512 in KIMAP::Session::~Session (this=0x9ccb6c8, __in_chrg=<optimized out>) at ../../kimap/session.cpp:69 #16 0x003035f3 in qDeleteInEventHandler (o=0x9ccb6c8) at kernel/qobject.cpp:3986 #17 0x00308b80 in QObject::event (this=0x9ccb6c8, e=0x9cdaaf0) at kernel/qobject.cpp:1200 #18 0x00fbdd54 in notify_helper (e=0x9cdaaf0, receiver=0x9ccb6c8, this=0x99b3b78) at kernel/qapplication.cpp:4486 #19 QApplicationPrivate::notify_helper (this=0x99b3b78, receiver=0x9ccb6c8, e=0x9cdaaf0) at kernel/qapplication.cpp:4458 #20 0x00fc3103 in QApplication::notify (this=0x9cdaaf0, receiver=0x9ccb6c8, e=0x9cdaaf0) at kernel/qapplication.cpp:3886 #21 0x0633c721 in KApplication::notify (this=0xbff89490, receiver=0x9ccb6c8, event=0x9cdaaf0) at ../../kdeui/kernel/kapplication.cpp:311 #22 0x002f019e in QCoreApplication::notifyInternal (this=0xbff89490, receiver=0x9ccb6c8, event=0x9cdaaf0) at kernel/qcoreapplication.cpp:787 #23 0x002f3f93 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215 #24 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x9996d60) at kernel/qcoreapplication.cpp:1428 #25 0x002f40ec in QCoreApplication::sendPostedEvents (receiver=0x0, event_type=0) at kernel/qcoreapplication.cpp:1321 #26 0x0031e6a4 in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220 #27 postEventSourceDispatch (s=0x99b6000) at kernel/qeventdispatcher_glib.cpp:277 #28 0x01c3825f in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0 #29 0x01c38990 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0 #30 0x01c38c2a in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0 #31 0x0031eada in QEventDispatcherGlib::processEvents (this=0x9997c68, flags=...) at kernel/qeventdispatcher_glib.cpp:422 #32 0x01075e3a in QGuiEventDispatcherGlib::processEvents (this=0x9997c68, flags=...) at kernel/qguieventdispatcher_glib.cpp:204 #33 0x002ef1dd in QEventLoop::processEvents (this=0xbff893f4, flags=...) at kernel/qeventloop.cpp:149 #34 0x002ef421 in QEventLoop::exec (this=0xbff893f4, flags=...) at kernel/qeventloop.cpp:201 #35 0x002f419d in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064 #36 0x00fbb8f4 in QApplication::exec () at kernel/qapplication.cpp:3760 #37 0x00ba09d1 in Akonadi::ResourceBase::init (r=0x9b001a0) at ../../akonadi/resourcebase.cpp:393 #38 0x0805e127 in Akonadi::ResourceBase::init<ImapResource> (argc=3, argv=0xbff89564) at /usr/include/akonadi/resourcebase.h:188 #39 0x0805859b in main (argc=3, argv=0xbff89564) at ../../../resources/imap/imapresource.cpp:598 Possible duplicates by query: bug 263758, bug 240559, bug 236519. Reported using DrKonqi
QAbstractSocketPrivate... Looks to me like a race condition in Qt's socket handling. I'm getting the same in the heavy-load kdsoap unittest.
The IMAP resource has a new maintainer, reassigning to him.
Does this still apply to >=4.11.3? This one has probably been fixed meanwhile.