Application: systemsettings5 (5.2.2) Qt Version: 5.4.1 Operating System: Linux 3.19.0-15-generic x86_64 Distribution: Ubuntu 15.04 -- Information about the crash: after installing various window decorations system settings crashes every time I enter section to change window decorations The crash can be reproduced every time. -- Backtrace: Application: System Settings (systemsettings5), signal: Segmentation fault Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1". [Current thread is 1 (Thread 0x7f53507a9780 (LWP 3119))] Thread 6 (Thread 0x7f533fb12700 (LWP 3120)): #0 0x00007f534cf168dd in poll () at ../sysdeps/unix/syscall-template.S:81 #1 0x00007f534b230b72 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1 #2 0x00007f534b23264f in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1 #3 0x00007f534205d099 in QXcbEventReader::run (this=0xb8ab00) at qxcbconnection.cpp:1105 #4 0x00007f534d597b0e in QThreadPrivate::start (arg=0xb8ab00) at thread/qthread_unix.cpp:337 #5 0x00007f534a14a6aa in start_thread (arg=0x7f533fb12700) at pthread_create.c:333 #6 0x00007f534cf21eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 5 (Thread 0x7f533532d700 (LWP 3124)): #0 0x00007f534cf168dd in poll () at ../sysdeps/unix/syscall-template.S:81 #1 0x00007f5349c2bebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f5349c2c242 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f533d592ae6 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0 #4 0x00007f5349c52955 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #5 0x00007f534a14a6aa in start_thread (arg=0x7f533532d700) at pthread_create.c:333 #6 0x00007f534cf21eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 4 (Thread 0x7f532ffff700 (LWP 3125)): #0 0x00007f534cf1249d in read () at ../sysdeps/unix/syscall-template.S:81 #1 0x00007f5349c6f2f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f5349c2b96c in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f5349c2be60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #4 0x00007f5349c2bfcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #5 0x00007f5349c2c009 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #6 0x00007f5349c52955 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #7 0x00007f534a14a6aa in start_thread (arg=0x7f532ffff700) at pthread_create.c:333 #8 0x00007f534cf21eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 3 (Thread 0x7f532f5a2700 (LWP 3129)): #0 0x00007f5349c70789 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #1 0x00007f5349c2ba16 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f5349c2bf20 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f5349c2bfcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #4 0x00007f534d82ec6c in QEventDispatcherGlib::processEvents (this=0x7f53200013e0, flags=...) at kernel/qeventdispatcher_glib.cpp:418 #5 0x00007f534d7d33e2 in QEventLoop::exec (this=this@entry=0x7f532f5a1e20, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204 #6 0x00007f534d592b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503 #7 0x00007f534c55df65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #8 0x00007f534d597b0e in QThreadPrivate::start (arg=0x1219a50) at thread/qthread_unix.cpp:337 #9 0x00007f534a14a6aa in start_thread (arg=0x7f532f5a2700) at pthread_create.c:333 #10 0x00007f534cf21eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 2 (Thread 0x7f5311d9b700 (LWP 3130)): #0 0x00007f5349c28edf in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #1 0x00007f5349c2b39b in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f5349c2bde8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f5349c2bfcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #4 0x00007f534d82ec6c in QEventDispatcherGlib::processEvents (this=0x7f530c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418 #5 0x00007f534d7d33e2 in QEventLoop::exec (this=this@entry=0x7f5311d9ae20, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204 #6 0x00007f534d592b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503 #7 0x00007f534c55df65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #8 0x00007f534d597b0e in QThreadPrivate::start (arg=0x151a920) at thread/qthread_unix.cpp:337 #9 0x00007f534a14a6aa in start_thread (arg=0x7f5311d9b700) at pthread_create.c:333 #10 0x00007f534cf21eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 1 (Thread 0x7f53507a9780 (LWP 3119)): [KCrash Handler] #6 0x0000000000000018 in ?? () #7 0x00007f534bfe2628 in QSGOpaqueTextureMaterial::setTexture(QSGTexture*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #8 0x00007f534bfe1d3c in QSGSimpleTextureNode::setTexture(QSGTexture*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #9 0x00007f53137bbc9a in Plasma::FrameSvgItem::updatePaintNode (this=0x49f0140, oldNode=0x4c111b0) at ../../../../src/declarativeimports/core/framesvgitem.cpp:495 #10 0x00007f534c0354bf in QQuickWindowPrivate::updateDirtyNode(QQuickItem*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #11 0x00007f534c0364cb in QQuickWindowPrivate::updateDirtyNodes() () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #12 0x00007f534c036d80 in QQuickWindowPrivate::syncSceneGraph() () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #13 0x00007f534c005f05 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #14 0x00007f534c006979 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #15 0x00007f534e5c1b2c in QApplicationPrivate::notify_helper (this=0xb6fb10, receiver=0x11b65f0, e=0x7fff0767f290) at kernel/qapplication.cpp:3720 #16 0x00007f534e5c7000 in QApplication::notify (this=0x7fff0767f600, receiver=0x11b65f0, e=0x7fff0767f290) at kernel/qapplication.cpp:3503 #17 0x00007f534d7d5c2b in QCoreApplication::notifyInternal (this=0x7fff0767f600, receiver=0x11b65f0, event=event@entry=0x7fff0767f290) at kernel/qcoreapplication.cpp:935 #18 0x00007f534d82dae5 in sendEvent (event=0x7fff0767f290, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:228 #19 QTimerInfoList::activateTimers (this=0xc232f0) at kernel/qtimerinfo_unix.cpp:635 #20 0x00007f534d82df61 in timerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:177 #21 0x00007f5349c2bc3d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #22 0x00007f5349c2bf20 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #23 0x00007f5349c2bfcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #24 0x00007f534d82ec57 in QEventDispatcherGlib::processEvents (this=0xb6be10, flags=...) at kernel/qeventdispatcher_glib.cpp:418 #25 0x00007f534d7d33e2 in QEventLoop::exec (this=this@entry=0x7fff0767f4e0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204 #26 0x00007f534d7db02c in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1188 #27 0x00007f534dffc31c in QGuiApplication::exec () at kernel/qguiapplication.cpp:1510 #28 0x00007f534e5bd7a5 in QApplication::exec () at kernel/qapplication.cpp:2956 #29 0x000000000040eebc in main (argc=1, argv=<optimized out>) at ../../app/main.cpp:54 Reported using DrKonqi