Bug 373789

Summary: konqueror crashes while displaying a local svg image
Product: [Applications] konqueror Reporter: Toralf Förster <toralf.foerster>
Component: generalAssignee: Konqueror Bugs <konqueror-bugs-null>
Status: RESOLVED DUPLICATE    
Severity: crash CC: jsardid
Priority: NOR Keywords: drkonqi
Version First Reported In: unspecified   
Target Milestone: ---   
Platform: Compiled Sources   
OS: Linux   
Latest Commit: Version Fixed/Implemented In:
Sentry Crash Report:
Attachments: graph.svg

Description Toralf Förster 2016-12-17 20:24:50 UTC 
Application: konqueror (5.0.97)
 (Compiled from sources)
Qt Version: 5.7.1
Frameworks Version: 5.29.0
Operating System: Linux 4.8.15-hardened x86_64
Distribution (Platform): Gentoo Packages

-- Information about the crash:
I run this command :

h=mr-fox ; svg=/tmp/graph.svg; rsync --archive $h:/var/log/sa ~/tmp/sa/$h && sadf -g -T ~/tmp/sa/$h/sa/sa`date +%d` -O skipempty,oneday -- -u -q -n ALL > $svg && konqueror $svg

The crash can be reproduced every time.

-- Backtrace:
Application: Konqueror (konqueror), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x361a83347c0 (LWP 28150))]

Thread 18 (Thread 0x36194acc700 (LWP 28151)):
#0  0x00000361a7d2f93d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x000003619eb1faaa in poll (__timeout=-1, __nfds=1, __fds=0x36194acbcd0) at /usr/include/bits/poll2.h:46
#2  _xcb_conn_wait (c=c@entry=0x30c443a080, cond=cond@entry=0x30c443a0c0, vector=vector@entry=0x0, count=count@entry=0x0) at /var/tmp/portage/x11-libs/libxcb-1.12/work/libxcb-1.12/src/xcb_conn.c:479
#3  0x000003619eb2212f in xcb_wait_for_event (c=0x30c443a080) at /var/tmp/portage/x11-libs/libxcb-1.12/work/libxcb-1.12/src/xcb_in.c:693
#4  0x0000036196b019e9 in QXcbEventReader::run (this=0x30c4444750) at qxcbconnection.cpp:1343
#5  0x00000361a2fd4d42 in QThreadPrivate::start (arg=0x30c4444750) at thread/qthread_unix.cpp:368
#6  0x000003619f1b560c in start_thread (arg=0x36194acc700) at pthread_create.c:334
#7  0x00000361a7d3989d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 17 (Thread 0x3618ef4d700 (LWP 28152)):
#0  0x000003619d28feec in g_mutex_lock (mutex=mutex@entry=0x36188000990) at /var/tmp/portage/dev-libs/glib-2.48.2/work/glib-2.48.2/glib/gthread-posix.c:1335
#1  0x000003619d23adcb in g_main_context_prepare (context=context@entry=0x36188000990, priority=priority@entry=0x3618ef4cc30) at /var/tmp/portage/dev-libs/glib-2.48.2/work/glib-2.48.2/glib/gmain.c:3444
#2  0x000003619d23b806 in g_main_context_iterate (context=context@entry=0x36188000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /var/tmp/portage/dev-libs/glib-2.48.2/work/glib-2.48.2/glib/gmain.c:3820
#3  0x000003619d23ba51 in g_main_context_iteration (context=0x36188000990, may_block=1) at /var/tmp/portage/dev-libs/glib-2.48.2/work/glib-2.48.2/glib/gmain.c:3901
#4  0x00000361a320fd04 in QEventDispatcherGlib::processEvents (this=0x361880008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#5  0x00000361a31b497a in QEventLoop::exec (this=this@entry=0x3618ef4cda0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#6  0x00000361a2fcf6bd in QThread::exec (this=this@entry=0x361a84e6440 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at thread/qthread.cpp:507
#7  0x00000361a846c645 in QDBusConnectionManager::run (this=0x361a84e6440 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at qdbusconnection.cpp:178
#8  0x00000361a2fd4d42 in QThreadPrivate::start (arg=0x361a84e6440 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at thread/qthread_unix.cpp:368
#9  0x000003619f1b560c in start_thread (arg=0x3618ef4d700) at pthread_create.c:334
#10 0x00000361a7d3989d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 16 (Thread 0x3617b0b2700 (LWP 28155)):
#0  __lll_lock_wait_private () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:95
#1  0x00000361a7d48652 in ___fprintf_chk (fp=0x361a7fea8e0 <_IO_stdfile_2_lock>, flag=1, format=0x36181e82431 "[%s] %s\n") at fprintf_chk.c:30
#2  0x000000003c000020 in ?? ()
#3  0x0000000000000031 in ?? ()
#4  0x0000000000000000 in ?? ()

Thread 15 (Thread 0x3617a808700 (LWP 28156)):
#0  pthread_cond_wait () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00000361840bb3e1 in base::WaitableEvent::TimedWait (this=this@entry=0x3616c0018c0, max_time=...) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/synchronization/waitable_event_posix.cc:216
#2  0x00000361840bb4c9 in base::WaitableEvent::Wait (this=this@entry=0x3616c0018c0) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/synchronization/waitable_event_posix.cc:156
#3  0x000003618409a092 in base::MessagePumpDefault::Run (this=0x3616c0018b0, delegate=0x30c48ecf20) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/message_loop/message_pump_default.cc:53
#4  0x00000361840ad4b0 in base::RunLoop::Run (this=this@entry=0x3617a807a50) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/run_loop.cc:56
#5  0x0000036184095b0c in base::MessageLoop::Run (this=this@entry=0x30c48ecf20) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/message_loop/message_loop.cc:293
#6  0x00000361840c76cd in base::Thread::Run (this=this@entry=0x30c492c3d0, message_loop=message_loop@entry=0x30c48ecf20) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/thread.cc:200
#7  0x00000361832d0dc7 in content::BrowserThreadImpl::DBThreadRun (this=this@entry=0x30c492c3d0, message_loop=message_loop@entry=0x30c48ecf20) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/content/browser/browser_thread_impl.cc:181
#8  0x00000361832d123b in content::BrowserThreadImpl::Run (this=0x30c492c3d0, message_loop=0x30c48ecf20) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/content/browser/browser_thread_impl.cc:240
#9  0x00000361840c7878 in base::Thread::ThreadMain (this=0x30c492c3d0) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/thread.cc:252
#10 0x00000361840c37ef in base::(anonymous namespace)::ThreadFunc (params=<optimized out>) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/platform_thread_posix.cc:67
#11 0x000003619f1b560c in start_thread (arg=0x3617a808700) at pthread_create.c:334
#12 0x00000361a7d3989d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 14 (Thread 0x36179f60700 (LWP 28157)):
#0  0x0000036181e4e88c in gettime (base=0x36170001960, tp=0x36170001ad0) at /var/tmp/portage/dev-libs/libevent-2.0.22/work/libevent-2.0.22-stable/event.c:374
#1  0x0000036181e51cec in event_base_loop (base=0x36170001960, flags=1) at /var/tmp/portage/dev-libs/libevent-2.0.22/work/libevent-2.0.22-stable/event.c:1621
#2  0x000003618406ea29 in base::MessagePumpLibevent::Run (this=0x361700018c0, delegate=0x30c48f67e0) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/message_loop/message_pump_libevent.cc:256
#3  0x00000361840ad4b0 in base::RunLoop::Run (this=this@entry=0x36179f5fa50) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/run_loop.cc:56
#4  0x0000036184095b0c in base::MessageLoop::Run (this=this@entry=0x30c48f67e0) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/message_loop/message_loop.cc:293
#5  0x00000361840c76cd in base::Thread::Run (this=this@entry=0x30c492c9d0, message_loop=message_loop@entry=0x30c48f67e0) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/thread.cc:200
#6  0x00000361832d0e67 in content::BrowserThreadImpl::FileThreadRun (this=this@entry=0x30c492c9d0, message_loop=message_loop@entry=0x30c48f67e0) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/content/browser/browser_thread_impl.cc:188
#7  0x00000361832d124b in content::BrowserThreadImpl::Run (this=0x30c492c9d0, message_loop=0x30c48f67e0) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/content/browser/browser_thread_impl.cc:242
#8  0x00000361840c7878 in base::Thread::ThreadMain (this=0x30c492c9d0) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/thread.cc:252
#9  0x00000361840c37ef in base::(anonymous namespace)::ThreadFunc (params=<optimized out>) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/platform_thread_posix.cc:67
#10 0x000003619f1b560c in start_thread (arg=0x36179f60700) at pthread_create.c:334
#11 0x00000361a7d3989d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 13 (Thread 0x36179670700 (LWP 28158)):
#0  pthread_cond_wait () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00000361840bb3e1 in base::WaitableEvent::TimedWait (this=this@entry=0x361600018d0, max_time=...) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/synchronization/waitable_event_posix.cc:216
#2  0x00000361840bb4c9 in base::WaitableEvent::Wait (this=this@entry=0x361600018d0) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/synchronization/waitable_event_posix.cc:156
#3  0x000003618409a092 in base::MessagePumpDefault::Run (this=0x361600018c0, delegate=0x30c48f6f40) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/message_loop/message_pump_default.cc:53
#4  0x00000361840ad4b0 in base::RunLoop::Run (this=this@entry=0x3617966fa50) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/run_loop.cc:56
#5  0x0000036184095b0c in base::MessageLoop::Run (this=this@entry=0x30c48f6f40) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/message_loop/message_loop.cc:293
#6  0x00000361840c76cd in base::Thread::Run (this=this@entry=0x30c492d8c0, message_loop=message_loop@entry=0x30c48f6f40) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/thread.cc:200
#7  0x00000361832d0f07 in content::BrowserThreadImpl::FileUserBlockingThreadRun (this=this@entry=0x30c492d8c0, message_loop=message_loop@entry=0x30c48f6f40) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/content/browser/browser_thread_impl.cc:195
#8  0x00000361832d125b in content::BrowserThreadImpl::Run (this=0x30c492d8c0, message_loop=0x30c48f6f40) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/content/browser/browser_thread_impl.cc:244
#9  0x00000361840c7878 in base::Thread::ThreadMain (this=0x30c492d8c0) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/thread.cc:252
#10 0x00000361840c37ef in base::(anonymous namespace)::ThreadFunc (params=<optimized out>) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/platform_thread_posix.cc:67
#11 0x000003619f1b560c in start_thread (arg=0x36179670700) at pthread_create.c:334
#12 0x00000361a7d3989d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 12 (Thread 0x36178dc7700 (LWP 28159)):
#0  pthread_cond_wait () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00000361840bb3e1 in base::WaitableEvent::TimedWait (this=this@entry=0x361640018d0, max_time=...) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/synchronization/waitable_event_posix.cc:216
#2  0x00000361840bb4c9 in base::WaitableEvent::Wait (this=this@entry=0x361640018d0) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/synchronization/waitable_event_posix.cc:156
#3  0x000003618409a092 in base::MessagePumpDefault::Run (this=0x361640018c0, delegate=0x30c48f76a0) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/message_loop/message_pump_default.cc:53
#4  0x00000361840ad4b0 in base::RunLoop::Run (this=this@entry=0x36178dc6a50) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/run_loop.cc:56
#5  0x0000036184095b0c in base::MessageLoop::Run (this=this@entry=0x30c48f76a0) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/message_loop/message_loop.cc:293
#6  0x00000361840c76cd in base::Thread::Run (this=this@entry=0x30c492dee0, message_loop=message_loop@entry=0x30c48f76a0) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/thread.cc:200
#7  0x00000361832d0fa7 in content::BrowserThreadImpl::ProcessLauncherThreadRun (this=this@entry=0x30c492dee0, message_loop=message_loop@entry=0x30c48f76a0) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/content/browser/browser_thread_impl.cc:202
#8  0x00000361832d126b in content::BrowserThreadImpl::Run (this=0x30c492dee0, message_loop=0x30c48f76a0) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/content/browser/browser_thread_impl.cc:246
#9  0x00000361840c7878 in base::Thread::ThreadMain (this=0x30c492dee0) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/thread.cc:252
#10 0x00000361840c37ef in base::(anonymous namespace)::ThreadFunc (params=<optimized out>) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/platform_thread_posix.cc:67
#11 0x000003619f1b560c in start_thread (arg=0x36178dc7700) at pthread_create.c:334
#12 0x00000361a7d3989d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 11 (Thread 0x3616bf53700 (LWP 28160)):
#0  __lll_lock_wait_private () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:95
#1  0x00000361a7d48652 in ___fprintf_chk (fp=0x361a7fea8e0 <_IO_stdfile_2_lock>, flag=1, format=0x36181e82431 "[%s] %s\n") at fprintf_chk.c:30
#2  0x000000005c000020 in ?? ()
#3  0x0000000000000031 in ?? ()
#4  0x0000000000000000 in ?? ()

Thread 10 (Thread 0x3616b66b700 (LWP 28161)):
#0  __GI__IO_default_xsputn (f=0x3616b667b90, data=<optimized out>, n=1) at genops.c:457
#1  0x00000361a7c8d65d in _IO_vfprintf_internal (s=0x3616b667b90, format=0x36181e82431 "[%s] %s\n", ap=0x3616b66a248) at vfprintf.c:1319
#2  0x00000361a7c90514 in buffered_vfprintf (s=0x361a7fe95c0 <_IO_2_1_stderr_>, format=<optimized out>, args=<optimized out>) at vfprintf.c:2346
#3  0x00000361a7c8d755 in _IO_vfprintf_internal (s=s@entry=0x361a7fe95c0 <_IO_2_1_stderr_>, format=format@entry=0x36181e82431 "[%s] %s\n", ap=ap@entry=0x3616b66a248) at vfprintf.c:1292
#4  0x00000361a7d486b8 in ___fprintf_chk (fp=0x361a7fe95c0 <_IO_2_1_stderr_>, flag=flag@entry=1, format=format@entry=0x36181e82431 "[%s] %s\n") at fprintf_chk.c:35
#5  0x0000036181e64c32 in fprintf (__fmt=0x36181e82431 "[%s] %s\n", __stream=<optimized out>) at /usr/include/bits/stdio2.h:97
#6  event_log (msg=0x3616b66a330 "epoll_wait: Bad file descriptor", severity=2) at /var/tmp/portage/dev-libs/libevent-2.0.22/work/libevent-2.0.22-stable/log.c:222
#7  _warn_helper (severity=severity@entry=2, errstr=0x361a7db7377 "Bad file descriptor", fmt=fmt@entry=0x36181e82d3a "epoll_wait", ap=ap@entry=0x3616b66a770) at /var/tmp/portage/dev-libs/libevent-2.0.22/work/libevent-2.0.22-stable/log.c:187
#8  0x0000036181e64ecf in event_warn (fmt=fmt@entry=0x36181e82d3a "epoll_wait") at /var/tmp/portage/dev-libs/libevent-2.0.22/work/libevent-2.0.22-stable/log.c:101
#9  0x0000036181e6a538 in epoll_dispatch (base=0x36154001950, tv=<optimized out>) at /var/tmp/portage/dev-libs/libevent-2.0.22/work/libevent-2.0.22-stable/epoll.c:413
#10 0x0000036181e51d07 in event_base_loop (base=0x36154001950, flags=2) at /var/tmp/portage/dev-libs/libevent-2.0.22/work/libevent-2.0.22-stable/event.c:1625
#11 0x000003618406e99e in base::MessagePumpLibevent::Run (this=0x361540018b0, delegate=0x30c48f8560) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/message_loop/message_pump_libevent.cc:233
#12 0x00000361840ad4b0 in base::RunLoop::Run (this=this@entry=0x3616b66aa50) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/run_loop.cc:56
#13 0x0000036184095b0c in base::MessageLoop::Run (this=this@entry=0x30c48f8560) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/message_loop/message_loop.cc:293
#14 0x00000361840c76cd in base::Thread::Run (this=this@entry=0x30c492eb00, message_loop=message_loop@entry=0x30c48f8560) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/thread.cc:200
#15 0x00000361832d10e7 in content::BrowserThreadImpl::IOThreadRun (this=this@entry=0x30c492eb00, message_loop=message_loop@entry=0x30c48f8560) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/content/browser/browser_thread_impl.cc:215
#16 0x00000361832d121b in content::BrowserThreadImpl::Run (this=0x30c492eb00, message_loop=0x30c48f8560) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/content/browser/browser_thread_impl.cc:250
#17 0x00000361840c7878 in base::Thread::ThreadMain (this=0x30c492eb00) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/thread.cc:252
#18 0x00000361840c37ef in base::(anonymous namespace)::ThreadFunc (params=<optimized out>) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/platform_thread_posix.cc:67
#19 0x000003619f1b560c in start_thread (arg=0x3616b66b700) at pthread_create.c:334
#20 0x00000361a7d3989d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 9 (Thread 0x3616ae34700 (LWP 28162)):
#0  pthread_cond_wait () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00000361840bb3e1 in base::WaitableEvent::TimedWait (this=this@entry=0x361580018c0, max_time=...) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/synchronization/waitable_event_posix.cc:216
#2  0x00000361840bb4c9 in base::WaitableEvent::Wait (this=this@entry=0x361580018c0) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/synchronization/waitable_event_posix.cc:156
#3  0x000003618409a092 in base::MessagePumpDefault::Run (this=0x361580018b0, delegate=0x30c48f8cc0) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/message_loop/message_pump_default.cc:53
#4  0x00000361840ad4b0 in base::RunLoop::Run (this=this@entry=0x3616ae33dc0) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/run_loop.cc:56
#5  0x0000036184095b0c in base::MessageLoop::Run (this=<optimized out>) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/message_loop/message_loop.cc:293
#6  0x00000361840c7802 in base::Thread::Run (message_loop=<optimized out>, this=0x30c492f440) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/thread.cc:200
#7  base::Thread::ThreadMain (this=0x30c492f440) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/thread.cc:252
#8  0x00000361840c37ef in base::(anonymous namespace)::ThreadFunc (params=<optimized out>) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/platform_thread_posix.cc:67
#9  0x000003619f1b560c in start_thread (arg=0x3616ae34700) at pthread_create.c:334
#10 0x00000361a7d3989d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 8 (Thread 0x3616a56f700 (LWP 28163)):
#0  pthread_cond_wait () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00000361836f43a5 in cc::SingleThreadTaskGraphRunner::Run (this=0x30c492f4e0) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/cc/raster/single_thread_task_graph_runner.cc:123
#2  0x00000361840c7265 in base::DelegateSimpleThread::Run (this=0x30c492c0a0) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/simple_thread.cc:87
#3  0x00000361840c73a2 in base::SimpleThread::ThreadMain (this=0x30c492c0a0) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/simple_thread.cc:66
#4  0x00000361840c37ef in base::(anonymous namespace)::ThreadFunc (params=<optimized out>) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/platform_thread_posix.cc:67
#5  0x000003619f1b560c in start_thread (arg=0x3616a56f700) at pthread_create.c:334
#6  0x00000361a7d3989d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 7 (Thread 0x36169c99700 (LWP 28164)):
#0  pthread_cond_timedwait () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
#1  0x00000361840baab4 in base::ConditionVariable::TimedWait (this=this@entry=0x36169c98ca0, max_time=...) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/synchronization/condition_variable_posix.cc:117
#2  0x00000361840bb481 in base::WaitableEvent::TimedWait (this=this@entry=0x361500018c0, max_time=...) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/synchronization/waitable_event_posix.cc:214
#3  0x000003618409a0d2 in base::MessagePumpDefault::Run (this=0x361500018b0, delegate=0x30c492dcb0) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/message_loop/message_pump_default.cc:57
#4  0x00000361840ad4b0 in base::RunLoop::Run (this=this@entry=0x36169c98dc0) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/run_loop.cc:56
#5  0x0000036184095b0c in base::MessageLoop::Run (this=<optimized out>) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/message_loop/message_loop.cc:293
#6  0x00000361840c7802 in base::Thread::Run (message_loop=<optimized out>, this=0x30c4917e70) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/thread.cc:200
#7  base::Thread::ThreadMain (this=0x30c4917e70) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/thread.cc:252
#8  0x00000361840c37ef in base::(anonymous namespace)::ThreadFunc (params=<optimized out>) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/platform_thread_posix.cc:67
#9  0x000003619f1b560c in start_thread (arg=0x36169c99700) at pthread_create.c:334
#10 0x00000361a7d3989d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 6 (Thread 0x361693a1700 (LWP 28165)):
#0  pthread_cond_wait () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00000361840bb3e1 in base::WaitableEvent::TimedWait (this=this@entry=0x361440018c0, max_time=...) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/synchronization/waitable_event_posix.cc:216
#2  0x00000361840bb4c9 in base::WaitableEvent::Wait (this=this@entry=0x361440018c0) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/synchronization/waitable_event_posix.cc:156
#3  0x000003618409a092 in base::MessagePumpDefault::Run (this=0x361440018b0, delegate=0x36170003090) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/message_loop/message_pump_default.cc:53
#4  0x00000361840ad4b0 in base::RunLoop::Run (this=this@entry=0x361693a0dc0) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/run_loop.cc:56
#5  0x0000036184095b0c in base::MessageLoop::Run (this=<optimized out>) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/message_loop/message_loop.cc:293
#6  0x00000361840c7802 in base::Thread::Run (message_loop=<optimized out>, this=0x36186ed7618 <base::(anonymous namespace)::g_inotify_reader+88>) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/thread.cc:200
#7  base::Thread::ThreadMain (this=0x36186ed7618 <base::(anonymous namespace)::g_inotify_reader+88>) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/thread.cc:252
#8  0x00000361840c37ef in base::(anonymous namespace)::ThreadFunc (params=<optimized out>) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/platform_thread_posix.cc:67
#9  0x000003619f1b560c in start_thread (arg=0x361693a1700) at pthread_create.c:334
#10 0x00000361a7d3989d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 5 (Thread 0x36168b98700 (LWP 28166)):
#0  pthread_cond_wait () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00000361840c62d9 in base::SequencedWorkerPool::Inner::ThreadLoop (this=0x30c48d5af0, this_worker=this_worker@entry=0x30c492e970) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/sequenced_worker_pool.cc:903
#2  0x00000361840c6aad in base::SequencedWorkerPool::Worker::Run (this=0x30c492e970) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/sequenced_worker_pool.cc:535
#3  0x00000361840c73a2 in base::SimpleThread::ThreadMain (this=0x30c492e970) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/simple_thread.cc:66
#4  0x00000361840c37ef in base::(anonymous namespace)::ThreadFunc (params=<optimized out>) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/platform_thread_posix.cc:67
#5  0x000003619f1b560c in start_thread (arg=0x36168b98700) at pthread_create.c:334
#6  0x00000361a7d3989d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x36143f12700 (LWP 28167)):
#0  pthread_cond_timedwait () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
#1  0x00000361840baab4 in base::ConditionVariable::TimedWait (this=this@entry=0x3613c006100, max_time=...) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/synchronization/condition_variable_posix.cc:117
#2  0x00000361840ca4fd in base::PosixDynamicThreadPool::WaitForTask (this=0x3613c0060c0) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/worker_pool_posix.cc:180
#3  0x00000361840cab1d in base::(anonymous namespace)::WorkerThread::ThreadMain (this=0x3613c005d00) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/worker_pool_posix.cc:86
#4  0x00000361840c37ef in base::(anonymous namespace)::ThreadFunc (params=<optimized out>) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/platform_thread_posix.cc:67
#5  0x000003619f1b560c in start_thread (arg=0x36143f12700) at pthread_create.c:334
#6  0x00000361a7d3989d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x36143613700 (LWP 28168)):
#0  pthread_cond_timedwait () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
#1  0x00000361840baab4 in base::ConditionVariable::TimedWait (this=this@entry=0x3613c006100, max_time=...) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/synchronization/condition_variable_posix.cc:117
#2  0x00000361840ca4fd in base::PosixDynamicThreadPool::WaitForTask (this=0x3613c0060c0) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/worker_pool_posix.cc:180
#3  0x00000361840cab1d in base::(anonymous namespace)::WorkerThread::ThreadMain (this=0x3613c005ff0) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/worker_pool_posix.cc:86
#4  0x00000361840c37ef in base::(anonymous namespace)::ThreadFunc (params=<optimized out>) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/platform_thread_posix.cc:67
#5  0x000003619f1b560c in start_thread (arg=0x36143613700) at pthread_create.c:334
#6  0x00000361a7d3989d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x36142d6d700 (LWP 28169)):
#0  pthread_cond_wait () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x0000036183c3da60 in mojo::system::Waiter::Wait (this=this@entry=0x36142d6c9d0, deadline=deadline@entry=18446744073709551615, context=context@entry=0x36142d6c9a0) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/third_party/mojo/src/mojo/edk/system/waiter.cc:62
#2  0x0000036183c24fd4 in mojo::system::Core::WaitManyInternal (this=<optimized out>, handles=handles@entry=0x36142d6caac, signals=signals@entry=0x36142d6caa8, num_handles=num_handles@entry=1, deadline=deadline@entry=18446744073709551615, result_index=result_index@entry=0x36142d6cabc, signals_states=0x0) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/third_party/mojo/src/mojo/edk/system/core.cc:669
#3  0x0000036183c25081 in mojo::system::Core::Wait (this=<optimized out>, handle=handle@entry=9, signals=signals@entry=1, deadline=deadline@entry=18446744073709551615, signals_state=...) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/third_party/mojo/src/mojo/edk/system/core.cc:148
#4  0x0000036183c205a1 in MojoWait (handle=9, signals=1, deadline=18446744073709551615, signals_state=0x0) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/third_party/mojo/src/mojo/edk/embedder/entrypoints.cc:53
#5  0x0000036184ec1efc in mojo::Wait (signals_state=0x0, deadline=<optimized out>, signals=1, handle=...) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/mojo/public/cpp/system/handle.h:179
#6  mojo::common::MessagePumpMojo::WaitForReadyHandles (this=this@entry=0x361340018c0, run_state=...) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/mojo/message_pump/message_pump_mojo.cc:245
#7  0x0000036184ec3668 in mojo::common::MessagePumpMojo::DoInternalWork (this=0x361340018c0, run_state=..., block=true) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/mojo/message_pump/message_pump_mojo.cc:209
#8  0x0000036184ec36c5 in mojo::common::MessagePumpMojo::DoRunLoop (this=this@entry=0x361340018c0, run_state=run_state@entry=0x36142d6cd30, delegate=delegate@entry=0x30c491dea0) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/mojo/message_pump/message_pump_mojo.cc:176
#9  0x0000036184ec37b0 in mojo::common::MessagePumpMojo::Run (this=0x361340018c0, delegate=0x30c491dea0) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/mojo/message_pump/message_pump_mojo.cc:146
#10 0x00000361840ad4b0 in base::RunLoop::Run (this=this@entry=0x36142d6cdc0) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/run_loop.cc:56
#11 0x0000036184095b0c in base::MessageLoop::Run (this=<optimized out>) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/message_loop/message_loop.cc:293
#12 0x00000361840c7802 in base::Thread::Run (message_loop=<optimized out>, this=0x30c491dc70) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/thread.cc:200
#13 base::Thread::ThreadMain (this=0x30c491dc70) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/thread.cc:252
#14 0x00000361840c37ef in base::(anonymous namespace)::ThreadFunc (params=<optimized out>) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/base/threading/platform_thread_posix.cc:67
#15 0x000003619f1b560c in start_thread (arg=0x36142d6d700) at pthread_create.c:334
#16 0x00000361a7d3989d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x361a83347c0 (LWP 28150)):
[KCrash Handler]
#6  QOpenGLContext::shareGroup (this=this@entry=0x0) at kernel/qopenglcontext.cpp:1121
#7  0x00000361a37a4d2c in QOpenGLContext::areSharing (first=first@entry=0x30c49b5690, second=0x0) at kernel/qopenglcontext.cpp:433
#8  0x00000361826bd02c in QtWebEngineCore::DelegatedFrameNode::DelegatedFrameNode (this=0x30c4dc78a0) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/core/delegated_frame_node.cpp:427
#9  0x00000361826e40b5 in QtWebEngineCore::RenderWidgetHostViewQt::updatePaintNode (this=0x30c48fa780, oldNode=<optimized out>) at /var/portage/dev-qt/qtwebengine-5.7.1/work/qtwebengine-opensource-src-5.7.1/src/core/render_widget_host_view_qt.cpp:749
#10 0x00000361940657a2 in QtWebEngineCore::RenderWidgetHostViewQtDelegateWidget::paintGL (this=0x30c48fa6f0) at render_widget_host_view_qt_delegate_widget.cpp:388
#11 0x00000361a3d479b5 in QOpenGLWidgetPrivate::invokeUserPaint (this=0x30c48fbe00) at kernel/qopenglwidget.cpp:829
#12 0x00000361a3d1fe98 in QWidget::event (this=this@entry=0x30c48fa6f0, event=event@entry=0x3b13e695a50) at kernel/qwidget.cpp:9161
#13 0x00000361a3d48feb in QOpenGLWidget::event (this=this@entry=0x30c48fa6f0, e=e@entry=0x3b13e695a50) at kernel/qopenglwidget.cpp:1350
#14 0x0000036194065e03 in QtWebEngineCore::RenderWidgetHostViewQtDelegateWidget::event (this=0x30c48fa6f0, event=0x3b13e695a50) at render_widget_host_view_qt_delegate_widget.cpp:363
#15 0x00000361a3cc9214 in QApplicationPrivate::notify_helper (this=<optimized out>, receiver=0x30c48fa6f0, e=0x3b13e695a50) at kernel/qapplication.cpp:3799
#16 0x00000361a3cd1426 in QApplication::notify (this=0x3b13e6967e0, receiver=0x30c48fa6f0, e=0x3b13e695a50) at kernel/qapplication.cpp:3556
#17 0x00000361a31b63d8 in QCoreApplication::notifyInternal2 (receiver=receiver@entry=0x30c48fa6f0, event=event@entry=0x3b13e695a50) at kernel/qcoreapplication.cpp:988
#18 0x00000361a3d17acd in QCoreApplication::sendSpontaneousEvent (event=0x3b13e695a50, receiver=0x30c48fa6f0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:234
#19 QWidgetPrivate::sendPaintEvent (this=this@entry=0x30c48fbe00, toBePainted=...) at kernel/qwidget.cpp:5705
#20 0x00000361a3d477d9 in QOpenGLWidget::resizeEvent (this=this@entry=0x30c48fa6f0, e=<optimized out>) at kernel/qopenglwidget.cpp:1183
#21 0x0000036194065a1f in QtWebEngineCore::RenderWidgetHostViewQtDelegateWidget::resizeEvent (this=0x30c48fa6f0, resizeEvent=<optimized out>) at render_widget_host_view_qt_delegate_widget.cpp:272
#22 0x00000361a3d2037e in QWidget::event (this=this@entry=0x30c48fa6f0, event=event@entry=0x3b13e695ed0) at kernel/qwidget.cpp:8946
#23 0x00000361a3d48feb in QOpenGLWidget::event (this=this@entry=0x30c48fa6f0, e=e@entry=0x3b13e695ed0) at kernel/qopenglwidget.cpp:1350
#24 0x0000036194065e03 in QtWebEngineCore::RenderWidgetHostViewQtDelegateWidget::event (this=0x30c48fa6f0, event=0x3b13e695ed0) at render_widget_host_view_qt_delegate_widget.cpp:363
#25 0x00000361a3cc9214 in QApplicationPrivate::notify_helper (this=<optimized out>, receiver=0x30c48fa6f0, e=0x3b13e695ed0) at kernel/qapplication.cpp:3799
#26 0x00000361a3cd1426 in QApplication::notify (this=0x3b13e6967e0, receiver=0x30c48fa6f0, e=0x3b13e695ed0) at kernel/qapplication.cpp:3556
#27 0x00000361a31b63d8 in QCoreApplication::notifyInternal2 (receiver=receiver@entry=0x30c48fa6f0, event=event@entry=0x3b13e695ed0) at kernel/qcoreapplication.cpp:988
#28 0x00000361a3d17a1d in QCoreApplication::sendEvent (event=0x3b13e695ed0, receiver=0x30c48fa6f0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#29 QWidgetPrivate::sendPendingMoveAndResizeEvents (this=this@entry=0x30c48fbe00, recursive=recursive@entry=false, disableUpdates=<optimized out>, disableUpdates@entry=false) at kernel/qwidget.cpp:7809
#30 0x00000361a3d1c8d9 in QWidgetPrivate::show_helper (this=0x30c48fbe00) at kernel/qwidget.cpp:7860
#31 0x00000361a3d1c70b in QWidgetPrivate::show_recursive (this=<optimized out>) at kernel/qwidget.cpp:7790
#32 0x00000361a3d1c7e4 in QWidgetPrivate::showChildren (this=this@entry=0x30c48996e0, spontaneous=spontaneous@entry=false) at kernel/qwidget.cpp:8296
#33 0x00000361a3d1c8f5 in QWidgetPrivate::show_helper (this=this@entry=0x30c48996e0) at kernel/qwidget.cpp:7866
#34 0x00000361a3d1f885 in QWidget::setVisible (this=0x30c4899660, visible=<optimized out>) at kernel/qwidget.cpp:8215
#35 0x00000361a3d1c848 in QWidgetPrivate::showChildren (this=this@entry=0x30c4899430, spontaneous=spontaneous@entry=false) at kernel/qwidget.cpp:8298
#36 0x00000361a3d1c8f5 in QWidgetPrivate::show_helper (this=0x30c4899430) at kernel/qwidget.cpp:7866
#37 0x00000361a3d1c70b in QWidgetPrivate::show_recursive (this=<optimized out>) at kernel/qwidget.cpp:7790
#38 0x00000361a3d1c7e4 in QWidgetPrivate::showChildren (this=this@entry=0x30c488ec50, spontaneous=spontaneous@entry=false) at kernel/qwidget.cpp:8296
#39 0x00000361a3d1c8f5 in QWidgetPrivate::show_helper (this=0x30c488ec50) at kernel/qwidget.cpp:7866
#40 0x00000361a3d1c70b in QWidgetPrivate::show_recursive (this=<optimized out>) at kernel/qwidget.cpp:7790
#41 0x00000361a3d1c7e4 in QWidgetPrivate::showChildren (this=this@entry=0x30c4888900, spontaneous=spontaneous@entry=false) at kernel/qwidget.cpp:8296
#42 0x00000361a3d1c8f5 in QWidgetPrivate::show_helper (this=this@entry=0x30c4888900) at kernel/qwidget.cpp:7866
#43 0x00000361a3d1f885 in QWidget::setVisible (this=0x30c4881140, visible=<optimized out>) at kernel/qwidget.cpp:8215
#44 0x00000361a3d1c848 in QWidgetPrivate::showChildren (this=this@entry=0x30c4888130, spontaneous=spontaneous@entry=false) at kernel/qwidget.cpp:8298
#45 0x00000361a3d1c8f5 in QWidgetPrivate::show_helper (this=0x30c4888130) at kernel/qwidget.cpp:7866
#46 0x00000361a3d1c70b in QWidgetPrivate::show_recursive (this=<optimized out>) at kernel/qwidget.cpp:7790
#47 0x00000361a3d1c7e4 in QWidgetPrivate::showChildren (this=this@entry=0x30c4662bc0, spontaneous=spontaneous@entry=false) at kernel/qwidget.cpp:8296
#48 0x00000361a3d1c8f5 in QWidgetPrivate::show_helper (this=this@entry=0x30c4662bc0) at kernel/qwidget.cpp:7866
#49 0x00000361a3d1f885 in QWidget::setVisible (this=0x30c46d3890, visible=<optimized out>) at kernel/qwidget.cpp:8215
#50 0x00000361a80bcf4c in kdemain (argc=2, argv=<optimized out>) at /var/tmp/portage/kde-apps/konqueror-16.12.0/work/konqueror-16.12.0/src/konqmain.cpp:219
#51 0x00000361a7c64734 in __libc_start_main (main=0x30c1497910 <main(int, char**)>, argc=2, argv=0x3b13e6969d8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x3b13e6969c8) at libc-start.c:289
#52 0x00000030c1497979 in _start ()

Reported using DrKonqi
Comment 1 Toralf Förster 2016-12-17 20:25:51 UTC 
Created attachment 102843 [details]
graph.svg
Comment 2 Toralf Förster 2016-12-18 15:23:21 UTC 
This is the output at the command line fwiw :

tfoerste@t44 ~/devel/tor $ h=mr-fox ; svg=/tmp/graph.svg; rsync --archive $h:/var/log/sa ~/tmp/sa/$h && sadf -g -T ~/tmp/sa/$h/sa/sa`date +%d` -O skipempty,oneday -- -u -q -n ALL > $svg && konqueror $svg
org.kde.kurifilter-ikws: ""
org.kde.kurifilter-ikws: Keywords Engine: Loading config...
org.kde.kurifilter-ikws: Web Shortcuts Enabled:  true
org.kde.kurifilter-ikws: Default Shortcut:  ""
org.kde.kurifilter-ikws: Keyword Delimiter:  :
Trying to create view for "image/svg+xml" ""
"webenginepart"  : X-KDE-BrowserView-AllowAsDefault is valid :  false
Qt WebEngine seems to be initialized from a plugin. Please set Qt::AA_ShareOpenGLContexts using QCoreApplication::setAttribute before constructing QGuiApplication.
KonqFrame(0x1bd6b7110) QObject(0x0)
WebEngineContext used before QtWebEngine::initialize() or OpenGL context creation failed.
WebEnginePart(0x1bd6bffc0) QUrl("")
WebEnginePart(0x1bd6bffc0) "webenginepart"
New current view KonqView(0x1bd6bfb30)
url= QUrl("file:///tmp/graph.svg") locationBarURL= "/tmp/graph.svg"
ATTENTION: default value of option force_s3tc_enable overridden by environment.
QUrl("file:///tmp/graph.svg")
KCrash: Application 'konqueror' crashing...
KCrash: Attempting to start /usr/lib64/libexec/drkonqi from kdeinit
sock_file=/var/run/user/1000/kdeinit5__0

[1]+  Stopped                 konqueror $svg
Comment 3 avlas 2016-12-20 14:51:08 UTC 
I cannot reproduce this bug in my system. I can open the attached svg as well as local svg files.
Comment 4 Toralf Förster 2016-12-20 15:11:26 UTC 
AT least in the Gentoo land more users do experience similar issues with konqueror.
Comment 5 Christoph Feck 2016-12-21 01:27:23 UTC 

*** This bug has been marked as a duplicate of bug 373781 ***