https://bugs.kde.org/show_bug.cgi?id=374457
Bug ID: 374457 Summary: Unsafe iteration in void Model::responseReceived() Product: trojita Version: git Platform: Other OS: Linux Status: UNCONFIRMED Severity: normal Priority: NOR Component: IMAP Assignee: trojita-b...@kde.org Reporter: j...@kde.org Target Milestone: --- Here's a real segfault, possibly triggered by network reconnects: Thread 1 "trojita" received signal SIGSEGV, Segmentation fault. QMapNodeBase::nextNode (this=0x31e7280) at /var/tmp/portage/dev-qt/qtcore-5.7.9999/work/qtcore-5.7.9999/src/corelib/tools/qmap.cpp:58 58 /var/tmp/portage/dev-qt/qtcore-5.7.9999/work/qtcore-5.7.9999/src/corelib/tools/qmap.cpp: No such file or directory. (gdb) bt #0 QMapNodeBase::nextNode (this=0x31e7280) at /var/tmp/portage/dev-qt/qtcore-5.7.9999/work/qtcore-5.7.9999/src/corelib/tools/qmap.cpp:58 #1 0x00000000005747f3 in QMapNodeBase::nextNode (this=0x31e7280) at /usr/include/qt5/QtCore/qmap.h:96 #2 QMapNode<Imap::Parser*, Imap::Mailbox::ParserState>::nextNode (this=0x31e7280) at /usr/include/qt5/QtCore/qmap.h:124 #3 QMap<Imap::Parser*, Imap::Mailbox::ParserState>::iterator::operator++ (this=<optimized out>) at /usr/include/qt5/QtCore/qmap.h:432 #4 Imap::Mailbox::Model::responseReceived (this=<optimized out>) at /home/jkt/work/prog/trojita/src/Imap/Model/Model.cpp:147 #5 0x00007ffff3416a9a in QObject::event (this=0xae7fe0, e=<optimized out>) at /var/tmp/portage/dev-qt/qtcore-5.7.9999/work/qtcore-5.7.9999/src/corelib/kernel/qobject.cpp:1263 #6 0x00007ffff3cae394 in QApplicationPrivate::notify_helper (this=<optimized out>, receiver=0xae7fe0, e=0x19543f0) at /var/tmp/portage/dev-qt/qtwidgets-5.7.9999/work/qtwidgets-5.7.9999/src/widgets/kernel/qapplication.cpp:3799 #7 0x00007ffff3cb65a6 in QApplication::notify (this=0x7fffffffd620, receiver=0xae7fe0, e=0x19543f0) at /var/tmp/portage/dev-qt/qtwidgets-5.7.9999/work/qtwidgets-5.7.9999/src/widgets/kernel/qapplication.cpp:3556 #8 0x00007ffff33e6bd8 in QCoreApplication::notifyInternal2 (receiver=0xae7fe0, event=event@entry=0x19543f0) at /var/tmp/portage/dev-qt/qtcore-5.7.9999/work/qtcore-5.7.9999/src/corelib/kernel/qcoreapplication.cpp:988 #9 0x00007ffff33e98e7 in QCoreApplication::sendEvent (event=0x19543f0, receiver=<optimized out>) at /var/tmp/portage/dev-qt/qtcore-5.7.9999/work/qtcore-5.7.9999/src/corelib/kernel/qcoreapplication.h:231 #10 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x941fb0) at /var/tmp/portage/dev-qt/qtcore-5.7.9999/work/qtcore-5.7.9999/src/corelib/kernel/qcoreapplication.cpp:1649 #11 0x00007ffff33e9ebe in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at /var/tmp/portage/dev-qt/qtcore-5.7.9999/work/qtcore-5.7.9999/src/corelib/kernel/qcoreapplication.cpp:1503 #12 0x00007ffff3440499 in postEventSourceDispatch (s=0x998770) at /var/tmp/portage/dev-qt/qtcore-5.7.9999/work/qtcore-5.7.9999/src/corelib/kernel/qeventdispatcher_glib.cpp:276 #13 0x00007fffedf7980c in g_main_dispatch (context=0x7fffe00016f0) at /var/tmp/portage/dev-libs/glib-2.48.2/work/glib-2.48.2/glib/gmain.c:3154 #14 g_main_context_dispatch (context=context@entry=0x7fffe00016f0) at /var/tmp/portage/dev-libs/glib-2.48.2/work/glib-2.48.2/glib/gmain.c:3769 #15 0x00007fffedf79b18 in g_main_context_iterate (context=context@entry=0x7fffe00016f0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /var/tmp/portage/dev-libs/glib-2.48.2/work/glib-2.48.2/glib/gmain.c:3840 #16 0x00007fffedf79c21 in g_main_context_iteration (context=0x7fffe00016f0, may_block=1) at /var/tmp/portage/dev-libs/glib-2.48.2/work/glib-2.48.2/glib/gmain.c:3901 #17 0x00007ffff344054d in QEventDispatcherGlib::processEvents (this=0x9b5c70, flags=...) at /var/tmp/portage/dev-qt/qtcore-5.7.9999/work/qtcore-5.7.9999/src/corelib/kernel/qeventdispatcher_glib.cpp:423 #18 0x00007ffff33e517a in QEventLoop::exec (this=this@entry=0x7fffffffd480, flags=..., flags@entry=...) at /var/tmp/portage/dev-qt/qtcore-5.7.9999/work/qtcore-5.7.9999/src/corelib/kernel/qeventloop.cpp:212 #19 0x00007ffff33ee116 in QCoreApplication::exec () at /var/tmp/portage/dev-qt/qtcore-5.7.9999/work/qtcore-5.7.9999/src/corelib/kernel/qcoreapplication.cpp:1261 #20 0x0000000000443758 in main (argc=<optimized out>, argv=<optimized out>) at /home/jkt/work/prog/trojita/src/Gui/main.cpp:214 IMHO that generic responseReceived() should not exist -- it seems that we should always know about what connection any response belongs to. -- You are receiving this mail because: You are watching all bug changes.