Hello Rokas,
I just tried to collect some more information and
could reproduce the crash with Qt 5.11.1+dfsg-8.
With version 5.11.2+dfsg-3 and current 5.11.3+dfsg-2
I was not able anymore to reproduce.
Can you confirm that the bug is not visible
anymore on your installation?
Kind regards,
Bernhard
(With buster/testing as of date 20181001)
(gdb) bt
#0 0x7f341f02c0a6 in QV4::Value::isObject (this=0x7f3415dca9c8) at
../../include/QtQml/5.11.1/QtQml/private/../../../../../src/qml/memory/qv4heap_p.h:101
#1 QV4::Value::objectValue (this=0x7f3415dca9c8) at jsruntime/qv4value_p.h:368
#2 QV4::Value::as (this=0x7f3415dca9c8) at
jsruntime/qv4managed_p.h:254
#3 QV4::Scoped::Scoped (v=..., scope=...,
this=) at jsruntime/qv4scopedvalue_p.h:223
#4 QV4::Runtime::method_loadProperty (engine=0x5608459f1fd0, object=...,
nameIndex=) at jsruntime/qv4runtime.cpp:726
#5 0x7f33e9f841b8 in ?? ()
#6 0x7f3415dca8f0 in ?? ()
#7 0x7f3415dca908 in ?? ()
#8 0x5608459f1fd0 in ?? ()
#9 0x in ?? ()
# Stretch amd64 qemu VM 2019-01-31
approx:
debian-10-buster-snapshot.debian.org
https://snapshot.debian.org/archive/debian/20180901T00Z/
debian-10-buster-debug-snapshot.debian.org
https://snapshot.debian.org/archive/debian-debug/20180901T00Z/
# snapshot
deb [check-valid-until=no]
http://192.168.178.25:/debian-10-buster-snapshot.debian.org/ buster main
#deb-src [check-valid-until=no]
http://192.168.178.25:/debian-10-buster-snapshot.debian.org/ buster main
#deb [check-valid-until=no]
http://192.168.178.25:/debian-10-buster-debug-snapshot.debian.org/
buster-debug main
apt update
apt dist-upgrade
apt install systemd-coredump xserver-xorg lightdm openbox gcompris-qt
apt install mc htop gdb strace dpkg-dev devscripts
apt install gcompris-qt-dbgsym libqt5qml5-dbgsym libqt5core5a-dbgsym
libglib2.0-0-dbgsym
reboot
[ 418.415478] gcompris-qt[15563]: segfault at c ip 7f579cd530a6 sp
7ffcb3f17630 error 4 in libQt5Qml.so.5.11.1[7f579cbfd000+298000]
root@debian:~# coredumpctl list
TIMEPID UID GID SIG COREFILE EXE
Thu 2019-01-31 17:48:50 CET 15563 1000 1000 11 present
/usr/games/gcompris-qt
root@debian:~# coredumpctl gdb 15563
PID: 15563 (gcompris-qt)
UID: 1000 (benutzer)
GID: 1000 (benutzer)
Signal: 11 (SEGV)
Timestamp: Thu 2019-01-31 17:48:49 CET (36s ago)
Command Line: gcompris-qt
Executable: /usr/games/gcompris-qt
Control Group: /user.slice/user-1000.slice/session-4.scope
Unit: session-4.scope
Slice: user-1000.slice
Session: 4
Owner UID: 1000 (benutzer)
Boot ID: 47f6f3a26a5049c9a0846c2cb1d7d083
Machine ID: 9e5901179cfe4b73bc18669e6a6e0ab9
Hostname: debian
Storage:
/var/lib/systemd/coredump/core.gcompris-qt.1000.47f6f3a26a5049c9a0846c2cb1d7d083.15563.154895332900.lz4
Message: Process 15563 (gcompris-qt) of user 1000 dumped core.
Stack trace of thread 15563:
#0 0x7f579cd530a6
_ZN3QV47Runtime19method_loadPropertyEPNS_15ExecutionEngineERKNS_5ValueEi
(libQt5Qml.so.5)
#1 0x7f575aa601b8 n/a (n/a)
#2 0x7f579cd44fd1 n/a (libQt5Qml.so.5)
#3 0x7f579cd4f9bb
_ZN3QV47Runtime15method_callNameEPNS_15ExecutionEngineEiPNS_5ValueEi
(libQt5Qml.so.5)
#4 0x7f575aa5c0a0 n/a (n/a)
#5 0x7f579cd44fd1 n/a (libQt5Qml.so.5)
#6 0x7f579cd4f161
_ZN3QV47Runtime16method_callValueEPNS_15ExecutionEngineERKNS_5ValueEPS3_i
(libQt5Qml.so.5)
#7 0x7f575aa5c6a9 n/a (n/a)
#8 0x7f579cd44fd1 n/a (libQt5Qml.so.5)
#9 0x7f579cd4f161
_ZN3QV47Runtime16method_callValueEPNS_15ExecutionEngineERKNS_5ValueEPS3_i
(libQt5Qml.so.5)
#10 0x7f575aa5c6a9 n/a (n/a)
#11 0x7f579cd44fd1 n/a (libQt5Qml.so.5)
#12 0x7f579cd53665
_ZN3QV47Runtime19method_callPropertyEPNS_15ExecutionEngineEPNS_5ValueEiS4_i
(libQt5Qml.so.5)
#13 0x7f579cd46bb6 n/a (libQt5Qml.so.5)
#14 0x7f579cd4f9bb
_ZN3QV47Runtime15method_callNameEPNS_15ExecutionEngineEiPNS_5ValueEi
(libQt5Qml.so.5)
#15 0x7f579cd46a2c n/a (libQt5Qml.so.5)
#16 0x7f579cd53665
_ZN3QV47Runtime19method_callPropertyEPNS_15ExecutionEngineEPNS_5ValueEiS4_i
(libQt5Qml.so.5)
#17 0x7f579cd46bb6 n/a (libQt5Qml.so.5)
#18 0x7f579cd4f9bb
_ZN3QV47Runtime15method_callNameEPNS_15ExecutionEngineEiPNS_5ValueEi
(libQt5Qml.so.5)
#19 0x7f579cd46a2c n/a (libQt5Qml.so.5)
#20 0x7f579cd53665
_ZN3QV47Runtime19method_callPropertyEPNS_15ExecutionEngineEPNS_5ValueEiS4_i
(libQt5Qml.so.5)
#21 0x7f579cd46bb6 n/a (libQt5Qml.so.5)