Application: dolphin (15.12.3)

Qt Version: 5.5.1
Operating System: Linux 4.4.0-21-generic x86_64
Distribution: Ubuntu 16.04 LTS

-- Information about the crash:
- What I was doing when the application crashed:

App crash occurred when I tried to copy a file dragging it between two open tabs.

La aplicación falla cuando traté de copiar un archivo arrastrándolo entre dos pestañas abiertas.

The crash can be reproduced sometimes.

-- Backtrace:
Application: Dolphin (dolphin), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fb7b89b28c0 (LWP 5699))]

Thread 3 (Thread 0x7fb7b59ff700 (LWP 5700)):
#0  0x00007fb7ca264e8d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fb7be9d2c62 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007fb7be9d48d7 in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007fb7b8383629 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007fb7c4e3684e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fb7c15e46fa in start_thread (arg=0x7fb7b59ff700) at pthread_create.c:333
#6  0x00007fb7ca270b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7fb7aa4a0700 (LWP 5703)):
#0  0x00007fb7ca2609cd in read () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fb7c0a9c6c0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb7c0a58e04 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb7c0a592c0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fb7c0a5942c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fb7c506da9b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fb7c5014dea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fb7c4e318a4 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fb7c4e3684e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fb7c15e46fa in start_thread (arg=0x7fb7aa4a0700) at pthread_create.c:333
#10 0x00007fb7ca270b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7fb7b89b28c0 (LWP 5699)):
[KCrash Handler]
#6  0x00007fb7c501734f in QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fb7c5b1a03c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#8  0x00007fb7c5b1f516 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#9  0x00007fb7c501762b in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007fb7c5019a26 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007fb7c506d673 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#12 0x00007fb7c0a59127 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#13 0x00007fb7c0a59380 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#14 0x00007fb7c0a5942c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#15 0x00007fb7c506da7f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#16 0x00007fb7c5014dea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#17 0x00007fb7c501ce8c in QCoreApplication::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#18 0x00007fb7ca590e2b in kdemain (argc=1, argv=<optimized out>) at /build/dolphin-HvGmRr/dolphin-15.12.3/src/main.cpp:150
#19 0x00007fb7ca18a830 in __libc_start_main (main=0x400710 <main(int, char**)>, argc=1, argv=0x7fff579fccd8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff579fccc8) at ../csu/libc-start.c:291
#20 0x0000000000400749 in _start ()

Possible duplicates by query: bug 362637, bug 362619, bug 362527, bug 362460, bug 362355.

Reported using DrKonqi