Application: dolphin (17.12.3) Qt Version: 5.10.1 Frameworks Version: 5.44.0 Operating System: Linux 4.15.13-1-ARCH x86_64 Distribution: "Arch Linux" -- Information about the crash: - What I was doing when the application crashed: user mount through dolphin, access TLD of that mounted FS umount via plasma device manager -- Backtrace: Application: Dolphin (dolphin), signal: Segmentation fault Using host libthread_db library "/usr/lib/libthread_db.so.1". [Current thread is 1 (Thread 0x7f193bec5800 (LWP 19395))] Thread 4 (Thread 0x7f1911da8700 (LWP 19398)): #0 0x00007f192e1915b4 in g_mutex_unlock () at /usr/lib/libglib-2.0.so.0 #1 0x00007f192e14a5cd in () at /usr/lib/libglib-2.0.so.0 #2 0x00007f192e14a72e in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0 #3 0x00007f1935954264 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5 #4 0x00007f19358f632b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5 #5 0x00007f193570572e in QThread::exec() () at /usr/lib/libQt5Core.so.5 #6 0x00007f193570aacd in () at /usr/lib/libQt5Core.so.5 #7 0x00007f19307d308c in start_thread () at /usr/lib/libpthread.so.0 #8 0x00007f193b779e7f in clone () at /usr/lib/libc.so.6 Thread 3 (Thread 0x7f19221bd700 (LWP 19397)): #0 0x00007f193b76f97b in poll () at /usr/lib/libc.so.6 #1 0x00007f192e14a613 in () at /usr/lib/libglib-2.0.so.0 #2 0x00007f192e14a72e in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0 #3 0x00007f1935954264 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5 #4 0x00007f19358f632b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5 #5 0x00007f193570572e in QThread::exec() () at /usr/lib/libQt5Core.so.5 #6 0x00007f1935d77416 in () at /usr/lib/libQt5DBus.so.5 #7 0x00007f193570aacd in () at /usr/lib/libQt5Core.so.5 #8 0x00007f19307d308c in start_thread () at /usr/lib/libpthread.so.0 #9 0x00007f193b779e7f in clone () at /usr/lib/libc.so.6 Thread 2 (Thread 0x7f1924746700 (LWP 19396)): #0 0x00007f193b76f97b in poll () at /usr/lib/libc.so.6 #1 0x00007f192da8a180 in () at /usr/lib/libxcb.so.1 #2 0x00007f192da8be4b in xcb_wait_for_event () at /usr/lib/libxcb.so.1 #3 0x00007f19272e082a in () at /usr/lib/libQt5XcbQpa.so.5 #4 0x00007f193570aacd in () at /usr/lib/libQt5Core.so.5 #5 0x00007f19307d308c in start_thread () at /usr/lib/libpthread.so.0 #6 0x00007f193b779e7f in clone () at /usr/lib/libc.so.6 Thread 1 (Thread 0x7f193bec5800 (LWP 19395)): [KCrash Handler] #6 0x00007f193bad27fc in () at /usr/lib/libkdeinit5_dolphin.so #7 0x00007f193ba7ba78 in () at /usr/lib/libkdeinit5_dolphin.so #8 0x00007f193592873f in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/libQt5Core.so.5 #9 0x00007f193bad5076 in () at /usr/lib/libkdeinit5_dolphin.so #10 0x00007f193592873f in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/libQt5Core.so.5 #11 0x00007f193bad4e56 in () at /usr/lib/libkdeinit5_dolphin.so #12 0x00007f193592873f in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/libQt5Core.so.5 #13 0x00007f193bad4eb3 in () at /usr/lib/libkdeinit5_dolphin.so #14 0x00007f193bab3211 in () at /usr/lib/libkdeinit5_dolphin.so #15 0x00007f193592873f in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/libQt5Core.so.5 #16 0x00007f19397a6326 in Solid::StorageAccess::teardownRequested(QString const&) () at /usr/lib/libKF5Solid.so.5 #17 0x00007f19397a91aa in () at /usr/lib/libKF5Solid.so.5 #18 0x00007f1935928616 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/libQt5Core.so.5 #19 0x00007f19397a5156 in () at /usr/lib/libKF5Solid.so.5 #20 0x00007f1939794f22 in () at /usr/lib/libKF5Solid.so.5 #21 0x00007f19397a979e in () at /usr/lib/libKF5Solid.so.5 #22 0x00007f19397ad586 in () at /usr/lib/libKF5Solid.so.5 #23 0x00007f1935d82b5d in () at /usr/lib/libQt5DBus.so.5 #24 0x00007f1935929062 in QObject::event(QEvent*) () at /usr/lib/libQt5Core.so.5 #25 0x00007f19368fffec in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5 #26 0x00007f19369079c6 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5 #27 0x00007f19358f7cf0 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/libQt5Core.so.5 #28 0x00007f19358fa956 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib/libQt5Core.so.5 #29 0x00007f1935954c54 in () at /usr/lib/libQt5Core.so.5 #30 0x00007f192e14a458 in g_main_context_dispatch () at /usr/lib/libglib-2.0.so.0 #31 0x00007f192e14a6a1 in () at /usr/lib/libglib-2.0.so.0 #32 0x00007f192e14a72e in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0 #33 0x00007f1935954241 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5 #34 0x00007f1927368482 in () at /usr/lib/libQt5XcbQpa.so.5 #35 0x00007f19358f632b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5 #36 0x00007f19358ff728 in QCoreApplication::exec() () at /usr/lib/libQt5Core.so.5 #37 0x00007f193ba7a05e in kdemain () at /usr/lib/libkdeinit5_dolphin.so #38 0x00007f193b6a4f4a in __libc_start_main () at /usr/lib/libc.so.6 #39 0x0000558674af577a in _start () Reported using DrKonqi
If you can reproduce the crash, please install debug symbols for dolphin (see https://community.kde.org/Dolphin/FAQ/Crashes) and post a new backtrace.
If you can provide the information requested in comment #1, please add it.
*** Bug 393250 has been marked as a duplicate of this bug. ***
hi sorry for not responding :-( i can't reproduce the error anymore.
Thanks for the update; let's close this.