[konsole] [Bug 408910] New: Konsole crashes on wayland

Rohan Garg bugzilla_noreply at kde.org
Wed Jun 19 16:20:21 BST 2019 

https://bugs.kde.org/show_bug.cgi?id=408910

            Bug ID: 408910
           Summary: Konsole crashes on wayland
           Product: konsole
           Version: 19.04.2
          Platform: unspecified
                OS: Linux
            Status: REPORTED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: konsole-devel at kde.org
          Reporter: rohan at kde.org
  Target Milestone: ---

Application: konsole (19.04.2)

Qt Version: 5.12.3
Frameworks Version: 5.59.0
Operating System: Linux 4.18.0-21-generic x86_64
Distribution: KDE neon User Edition 5.16

-- Information about the crash:
- What I was doing when the application crashed:
I had just opened konsole.

- Unusual behavior I noticed:
konsole crashed, didn't even manage to type anything

The crash can be reproduced sometimes.

-- Backtrace:
Application: Konsole (konsole), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f4da212b800 (LWP 3029))]

Thread 3 (Thread 0x7f4d8305e700 (LWP 3031)):
#0  0x00007f4d98fac9f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x55ab625329e8) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x55ab62532998,
cond=0x55ab625329c0) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x55ab625329c0, mutex=0x55ab62532998) at
pthread_cond_wait.c:655
#3  0x00007f4d834d23da in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#4  0x00007f4d834d2107 in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#5  0x00007f4d98fa66db in start_thread (arg=0x7f4d8305e700) at
pthread_create.c:463
#6  0x00007f4da1a3d88f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f4d8bf6b700 (LWP 3030)):
#0  0x00007f4da1a30bf9 in __GI___poll (fds=0x7f4d84003ce0, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f4d972604c9 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f4d972605dc in g_main_context_iteration () from
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f4d9dec7dcb in QEventDispatcherGlib::processEvents
(this=0x7f4d84000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007f4d9de6903a in QEventLoop::exec (this=this at entry=0x7f4d8bf6ad70,
flags=..., flags at entry=...) at kernel/qeventloop.cpp:225
#5  0x00007f4d9dc904ca in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:531
#6  0x00007f4d9b6c2015 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#7  0x00007f4d9dc91c72 in QThreadPrivate::start (arg=0x7f4d9b939d80) at
thread/qthread_unix.cpp:361
#8  0x00007f4d98fa66db in start_thread (arg=0x7f4d8bf6b700) at
pthread_create.c:463
#9  0x00007f4da1a3d88f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f4da212b800 (LWP 3029)):
[KCrash Handler]
#6  0x00007f4d8f4ebcf9 in wl_proxy_marshal (proxy=0x0, opcode=opcode at entry=2)
at ../src/wayland-client.c:780
#7  0x00007f4d8f97129a in wl_surface_damage (height=<optimized out>,
width=<optimized out>, y=<optimized out>, x=<optimized out>,
wl_surface=<optimized out>) at
../../include/QtWaylandClient/5.12.3/QtWaylandClient/private/../../../../../src/client/wayland-wayland-client-protocol.h:2753
#8  QtWayland::wl_surface::damage (this=<optimized out>, x=<optimized out>,
y=<optimized out>, width=<optimized out>, height=<optimized out>) at
qwayland-wayland.cpp:1124
#9  0x00007f4d8f954474 in QtWaylandClient::QWaylandWindow::damage
(this=<optimized out>, rect=...) at qwaylandwindow.cpp:565
#10 0x00007f4d8f95ea69 in
QtWaylandClient::QWaylandAbstractDecoration::contentImage (this=0x55ab626e5530)
at qwaylandabstractdecoration.cpp:134
#11 0x00007f4d8f94ba1b in
QtWaylandClient::QWaylandShmBackingStore::updateDecorations
(this=this at entry=0x55ab626889f0) at qwaylandshmbackingstore.cpp:323
#12 0x00007f4d8f94bfe0 in QtWaylandClient::QWaylandShmBackingStore::flush
(this=this at entry=0x55ab626889f0, window=window at entry=0x55ab62412b20,
region=..., offset=...) at qwaylandshmbackingstore.cpp:232
#13 0x00007f4d9e5e34e5 in QBackingStore::flush (this=this at entry=0x55ab62538ff0,
region=..., window=0x55ab62412b20, offset=...) at
painting/qbackingstore.cpp:249
#14 0x00007f4d9ec73493 in QWidgetBackingStore::qt_flush (widget=0x55ab62329fa0,
region=..., backingStore=0x55ab62538ff0, tlw=0x55ab62329fa0,
widgetTextures=<optimized out>, widgetBackingStore=<optimized out>) at
kernel/qwidgetbackingstore.cpp:159
#15 0x00007f4d9ec74b84 in QWidgetBackingStore::flush
(this=this at entry=0x55ab62539010, widget=widget at entry=0x0) at
kernel/qwidgetbackingstore.cpp:1442
#16 0x00007f4d9ec7627b in QWidgetBackingStore::endPaint
(beginPaintInfo=<synthetic pointer>, backingStore=<optimized out>, cleaned=...,
this=0x55ab62539010) at kernel/qwidgetbackingstore.cpp:363
#17 QWidgetBackingStore::doSync (this=this at entry=0x55ab62539010) at
kernel/qwidgetbackingstore.cpp:1426
#18 0x00007f4d9ec764a5 in QWidgetBackingStore::sync (this=0x55ab62539010) at
kernel/qwidgetbackingstore.cpp:1204
#19 0x00007f4d9ec8e8bf in QWidgetPrivate::syncBackingStore
(this=0x55ab622bb610) at kernel/qwidget.cpp:1961
#20 0x00007f4d9eca6b38 in QWidget::event (this=this at entry=0x55ab62329fa0,
event=event at entry=0x55ab625b40f0) at kernel/qwidget.cpp:9261
#21 0x00007f4d9edafe50 in QMainWindow::event (this=this at entry=0x55ab62329fa0,
event=event at entry=0x55ab625b40f0) at widgets/qmainwindow.cpp:1339
#22 0x00007f4da1126a11 in KMainWindow::event (this=this at entry=0x55ab62329fa0,
ev=ev at entry=0x55ab625b40f0) at ./src/kmainwindow.cpp:877
#23 0x00007f4da116c935 in KXmlGuiWindow::event (this=0x55ab62329fa0,
ev=0x55ab625b40f0) at ./src/kxmlguiwindow.cpp:125
#24 0x00007f4d9ec6665c in QApplicationPrivate::notify_helper
(this=this at entry=0x55ab62280360, receiver=receiver at entry=0x55ab62329fa0,
e=e at entry=0x55ab625b40f0) at kernel/qapplication.cpp:3736
#25 0x00007f4d9ec6db90 in QApplication::notify (this=0x55ab62280030,
receiver=0x55ab62329fa0, e=0x55ab625b40f0) at kernel/qapplication.cpp:3483
#26 0x00007f4d9de6ad18 in QCoreApplication::notifyInternal2
(receiver=0x55ab62329fa0, event=0x55ab625b40f0) at
kernel/qcoreapplication.cpp:1060
#27 0x00007f4d9de6aeee in QCoreApplication::sendEvent (receiver=<optimized
out>, event=event at entry=0x55ab625b40f0) at kernel/qcoreapplication.cpp:1450
#28 0x00007f4d9de6d8d7 in QCoreApplicationPrivate::sendPostedEvents
(receiver=receiver at entry=0x0, event_type=event_type at entry=0,
data=0x55ab6227f600) at kernel/qcoreapplication.cpp:1799
#29 0x00007f4d9de6de78 in QCoreApplication::sendPostedEvents
(receiver=receiver at entry=0x0, event_type=event_type at entry=0) at
kernel/qcoreapplication.cpp:1653
#30 0x00007f4d9dec8793 in postEventSourceDispatch (s=0x55ab622fd000) at
kernel/qeventdispatcher_glib.cpp:276
#31 0x00007f4d97260317 in g_main_context_dispatch () from
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#32 0x00007f4d97260550 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#33 0x00007f4d972605dc in g_main_context_iteration () from
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#34 0x00007f4d9dec7daf in QEventDispatcherGlib::processEvents
(this=0x55ab622da0d0, flags=...) at kernel/qeventdispatcher_glib.cpp:422
#35 0x00007f4d9de6903a in QEventLoop::exec (this=this at entry=0x7ffdfc13ba70,
flags=..., flags at entry=...) at kernel/qeventloop.cpp:225
#36 0x00007f4d9de72170 in QCoreApplication::exec () at
kernel/qcoreapplication.cpp:1363
#37 0x00007f4d9e429a7c in QGuiApplication::exec () at
kernel/qguiapplication.cpp:1779
#38 0x00007f4d9ec665b5 in QApplication::exec () at kernel/qapplication.cpp:2893
#39 0x00007f4da1d34cdd in kdemain (argc=<optimized out>, argv=<optimized out>)
at ./src/main.cpp:210
#40 0x00007f4da193db97 in __libc_start_main (main=0x55ab61bf5720 <main>,
argc=1, argv=0x7ffdfc13bd28, init=<optimized out>, fini=<optimized out>,
rtld_fini=<optimized out>, stack_end=0x7ffdfc13bd18) at ../csu/libc-start.c:310
#41 0x000055ab61bf575a in _start ()

Reported using DrKonqi

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