https://bugs.kde.org/show_bug.cgi?id=361607
Bug ID: 361607
Summary: Screen went down when changing settings on widget CWP.
Product: kde
Version: unspecified
Platform: unspecified
OS: Linux
Status: UNCONFIRMED
Keywords: drkonqi
Severity: crash
Priority: NOR
Component: general
Assignee: unassigned-b...@kde.org
Reporter: cbel...@cfl.rr.com
Application: plasma-desktop (4.11.14)
KDE Platform Version: 4.14.13
Qt Version: 4.8.6
Operating System: Linux 3.13.0-85-generic x86_64
Distribution: Ubuntu 14.04.4 LTS
-- Information about the crash:
I was attempting to change the settings on a widget, CWP, when suddenly the
screen went blank.
-- Backtrace:
Application: Plasma Desktop Shell (plasma-desktop), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f0a5f9e17c0 (LWP 4937))]
Thread 19 (Thread 0x7f0a3531a700 (LWP 4939)):
#0 pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1 0x7f0a58655ffb in QTWTF::TCMalloc_PageHeap::scavengerThread
(this=0x7f0a58953f00 ) at
../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:2359
#2 0x7f0a58656039 in QTWTF::TCMalloc_PageHeap::runScavengerThread
(context=) at
../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:1464
#3 0x7f0a53168182 in start_thread (arg=0x7f0a3531a700) at
pthread_create.c:312
#4 0x7f0a5f2da47d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:111
Thread 18 (Thread 0x7f09aefc7700 (LWP 4940)):
#0 0x7f0a52a9261a in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1 0x7f0a52a929a9 in g_mutex_unlock () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x7f0a52a50a59 in g_main_context_check () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x7f0a52a50f7b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4 0x7f0a52a510ec in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5 0x7f0a5be7a7be in QEventDispatcherGlib::processEvents
(this=0x7f09a80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:436
#6 0x7f0a5be4c0af in QEventLoop::processEvents
(this=this@entry=0x7f09aefc6de0, flags=...) at kernel/qeventloop.cpp:149
#7 0x7f0a5be4c3a5 in QEventLoop::exec (this=this@entry=0x7f09aefc6de0,
flags=...) at kernel/qeventloop.cpp:204
#8 0x7f0a5bd48c5f in QThread::exec (this=this@entry=0x1c064a0) at
thread/qthread.cpp:537
#9 0x7f0a5be2d823 in QInotifyFileSystemWatcherEngine::run (this=0x1c064a0)
at io/qfilesystemwatcher_inotify.cpp:265
#10 0x7f0a5bd4b32f in QThreadPrivate::start (arg=0x1c064a0) at
thread/qthread_unix.cpp:349
#11 0x7f0a53168182 in start_thread (arg=0x7f09aefc7700) at
pthread_create.c:312
#12 0x7f0a5f2da47d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:111
Thread 17 (Thread 0x7f09a19cf700 (LWP 4945)):
#0 0x7f0a5f2cd12d in poll () at ../sysdeps/unix/syscall-template.S:81
#1 0x7f0a52a50fe4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x7f0a52a510ec in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x7f0a5be7a7be in QEventDispatcherGlib::processEvents
(this=0x7f099c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:436
#4 0x7f0a5be4c0af in QEventLoop::processEvents
(this=this@entry=0x7f09a19cede0, flags=...) at kernel/qeventloop.cpp:149
#5 0x7f0a5be4c3a5 in QEventLoop::exec (this=this@entry=0x7f09a19cede0,
flags=...) at kernel/qeventloop.cpp:204
#6 0x7f0a5bd48c5f in QThread::exec (this=) at
thread/qthread.cpp:537
#7 0x7f09a4c86fe7 in KCupsConnection::run() () from
/usr/lib/libkcupslib.so
#8 0x7f0a5bd4b32f in QThreadPrivate::start (arg=0x248c550) at
thread/qthread_unix.cpp:349
#9 0x7f0a53168182 in start_thread (arg=0x7f09a19cf700) at
pthread_create.c:312
#10 0x7f0a5f2da47d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:111
Thread 16 (Thread 0x7f0998e3f700 (LWP 9372)):
#0 pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1 0x7f0a5bd4b816 in wait (time=18446744073709551615, this=0x1c85830) at
thread/qwaitcondition_unix.cpp:86
#2 QWaitCondition::wait (this=this@entry=0x1dc2268, mutex=0x1c511b0,
time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3 0x7f0a578c1e6c in
ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1dc2240,
th=0x661f8f0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:370
#4 0x7f0a578c4903 in ThreadWeaver::WorkingHardState::applyForWork
(this=0x1c7b590, th=0x661f8f0, previous=0x0) at
../../../threadweaver/Weaver/WorkingHardState.cpp:68
#5 0x7f0a578c491c in ThreadWeaver::WorkingHardState::applyForWork
(this=0x1c7b590, th=0x661f8f0, previous=0x0) at
../../../threadweaver/Weaver/WorkingHardState.cpp:71
#6 0x7f0a578