https://bugs.kde.org/show_bug.cgi?id=477576

Nate Graham <n...@kde.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |n...@kde.org

--- Comment #1 from Nate Graham <n...@kde.org> ---
Pasting backtrace inline for searchability:

#0  __GI___pthread_sigmask (how=1, newmask=<optimized out>, oldmask=0x0) at
./nptl/pthread_sigmask.c:43
#1  0x00007fcaed25b1b9 in __GI___sigprocmask (how=<optimized out>,
set=<optimized out>, oset=<optimized out>) at
../sysdeps/unix/sysv/linux/sigprocmask.c:25
#2  0x00007fcaf05d4e9b in KCrash::setCrashHandler(void (*)(int)) () from
/lib/x86_64-linux-gnu/libKF5Crash.so.5
#3  0x00007fcaf05d5b3e in KCrash::defaultCrashHandler(int) () from
/lib/x86_64-linux-gnu/libKF5Crash.so.5
#4  <signal handler called>
#5  0x00007fcaedefde59 in XSync () from /lib/x86_64-linux-gnu/libX11.so.6
#6  0x00007fcae35d29a8 in dri3_bind_tex_image (base=0x5617bfbf5a80,
buffer=<optimized out>, attrib_list=<optimized out>) at
../src/glx/dri3_glx.c:679
#7  0x00005617bbbfba54 in ?? ()
#8  0x00007fcaf04dd7a5 in KWin::GLTexture::bind() () from
/lib/x86_64-linux-gnu/libkwinglutils.so.14
#9  0x00007fcaf00ac2d5 in KWin::ItemRendererOpenGL::renderItem
(this=this@entry=0x5617bde48a10, item=<optimized out>, mask=mask@entry=4,
region=..., 
    data=...) at ./src/scene/itemrenderer_opengl.cpp:352
#10 0x00007fcaf00edc26 in KWin::WindowThumbnailItem::updateOffscreenTexture
(this=0x7fcae4049300) at ./src/scripting/windowthumbnailitem.cpp:447
#11 0x00007fcaee2e8f4f in QtPrivate::QSlotObjectBase::call (a=0x7ffe67b45000,
r=0x7fcae4049300, this=0x5617befb9b70)
    at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:398
#12 doActivate<false> (sender=0x5617bdf8b5e0, signal_index=4,
argv=0x7ffe67b45000) at kernel/qobject.cpp:3923
#13 0x00007fcaee2e21ef in QMetaObject::activate
(sender=sender@entry=0x5617bdf8b5e0, m=m@entry=0x7fcaf04a6700
<KWin::WorkspaceScene::staticMetaObject>, 
    local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x0) at
kernel/qobject.cpp:3983
#14 0x00007fcaeff92260 in KWin::WorkspaceScene::preFrameRender
(this=this@entry=0x5617bdf8b5e0)
    at
./obj-x86_64-linux-gnu/src/kwin_autogen/QSLIUTEOWB/moc_workspacescene.cpp:143
#15 0x00007fcaf00b961d in KWin::WorkspaceScene::prePaint (this=0x5617bdf8b5e0,
delegate=<optimized out>) at ./src/scene/workspacescene.cpp:221
#16 0x00007fcaeffd81ef in KWin::Compositor::prePaintPass
(this=this@entry=0x5617bdd9e280, layer=layer@entry=0x5617bdf9e1d0) at
./src/composite.cpp:714
#17 0x00007fcaeffdb37f in KWin::Compositor::composite (this=0x5617bdd9e280,
renderLoop=0x5617bdc71200) at ./src/composite.cpp:657
#18 0x00007fcaeffdd293 in KWin::X11Compositor::composite (this=0x5617bdd9e280,
renderLoop=0x5617bdc71200) at ./src/composite.cpp:961
#19 0x00007fcaee2e8f4f in QtPrivate::QSlotObjectBase::call (a=0x7ffe67b45320,
r=0x5617bdd9e280, this=0x5617bdf0fdf0)
    at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:398
#20 doActivate<false> (sender=0x5617bdc71200, signal_index=5,
argv=0x7ffe67b45320) at kernel/qobject.cpp:3923
#21 0x00007fcaee2e21ef in QMetaObject::activate (sender=<optimized out>,
m=m@entry=0x7fcaf04a7f40 <KWin::RenderLoop::staticMetaObject>, 
    local_signal_index=local_signal_index@entry=2,
argv=argv@entry=0x7ffe67b45320) at kernel/qobject.cpp:3983
#22 0x00007fcaeff900c2 in KWin::RenderLoop::frameRequested (this=<optimized
out>, _t1=<optimized out>)
    at
./obj-x86_64-linux-gnu/src/kwin_autogen/TAC5DWH4SE/moc_renderloop.cpp:206
#23 0x00007fcaeffe4ed3 in KWin::RenderLoopPrivate::dispatch
(this=0x5617bdc71280) at ./src/core/renderloop.cpp:157
#24 0x00007fcaee2e8f4f in QtPrivate::QSlotObjectBase::call (a=0x7ffe67b45430,
r=0x5617bdc71200, this=0x5617bdc71380)
    at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:398
#25 doActivate<false> (sender=0x5617bdc71298, signal_index=3,
argv=0x7ffe67b45430) at kernel/qobject.cpp:3923
#26 0x00007fcaee2e21ef in QMetaObject::activate (sender=<optimized out>,
m=m@entry=0x7fcaee54c2e0 <QTimer::staticMetaObject>, 
    local_signal_index=local_signal_index@entry=0,
argv=argv@entry=0x7ffe67b45430) at kernel/qobject.cpp:3983
#27 0x00007fcaee2ecd6a in QTimer::timeout (this=<optimized out>, _t1=...) at
.moc/moc_qtimer.cpp:205
#28 0x00007fcaee2dd50d in QObject::event (this=0x5617bdc71298,
e=0x7ffe67b45580) at kernel/qobject.cpp:1369
#29 0x00007fcaed962fae in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#30 0x00007fcaee2b16f8 in QCoreApplication::notifyInternal2
(receiver=0x5617bdc71298, event=0x7ffe67b45580) at
kernel/qcoreapplication.cpp:1064
#31 0x00007fcaee2b18be in QCoreApplication::sendEvent (receiver=<optimized
out>, event=<optimized out>) at kernel/qcoreapplication.cpp:1462
#32 0x00007fcaee308c31 in QTimerInfoList::activateTimers (this=0x5617bd9e0560)
at kernel/qtimerinfo_unix.cpp:643
#33 0x00007fcaee3094fc in timerSourceDispatch (source=<optimized out>) at
kernel/qeventdispatcher_glib.cpp:183
#34 idleTimerSourceDispatch (source=<optimized out>) at
kernel/qeventdispatcher_glib.cpp:230
#35 0x00007fcaebfd47a9 in g_main_dispatch (context=0x7fcae4005010) at
../../../glib/gmain.c:3454
#36 g_main_context_dispatch (context=context@entry=0x7fcae4005010) at
../../../glib/gmain.c:4172
#37 0x00007fcaebfd4a38 in g_main_context_iterate
(context=context@entry=0x7fcae4005010, block=block@entry=1,
dispatch=dispatch@entry=1, 
    self=<optimized out>) at ../../../glib/gmain.c:4248
#38 0x00007fcaebfd4acc in g_main_context_iteration (context=0x7fcae4005010,
may_block=1) at ../../../glib/gmain.c:4313
#39 0x00007fcaee309836 in QEventDispatcherGlib::processEvents
(this=0x5617bd9e06e0, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#40 0x00007fcaee2b017b in QEventLoop::exec (this=this@entry=0x7ffe67b457c0,
flags=..., flags@entry=...)
    at ../../include/QtCore/../../src/corelib/global/qflags.h:69
#41 0x00007fcaee2b82d6 in QCoreApplication::exec () at
../../include/QtCore/../../src/corelib/global/qflags.h:121
#42 0x00005617bbbd62d1 in ?? ()
#43 0x00007fcaed2461ca in __libc_start_call_main
(main=main@entry=0x5617bbbd5ef0, argc=argc@entry=2,
argv=argv@entry=0x7ffe67b45ab8)
    at ../sysdeps/nptl/libc_start_call_main.h:58
#44 0x00007fcaed246285 in __libc_start_main_impl (main=0x5617bbbd5ef0, argc=2,
argv=0x7ffe67b45ab8, init=<optimized out>, fini=<optimized out>, 
    rtld_fini=<optimized out>, stack_end=0x7ffe67b45aa8) at
../csu/libc-start.c:360
#45 0x00005617bbbd77b1 in ?? ()

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