Bug 349585

Summary: Plazma (plasmashell), signal: Segmentation fault Using host libthread_db library "/usr/lib/libthread_db.so.1".
Product: [Plasma] plasmashell Reporter: fademind
Component: generalAssignee: David Edmundson <kde>
Status: RESOLVED DUPLICATE    
Severity: normal CC: bhush94, plasma-bugs
Priority: NOR    
Version: 5.3.1   
Target Milestone: 1.0   
Platform: Other   
OS: Linux   
Latest Commit: Version Fixed In:
Sentry Crash Report:

Description fademind 2015-06-25 04:46:44 UTC 
Plasma crash itsfelf several times without any user action. 
It is look like memory leak because after some time plasmashell proccess using a lot CPU (130% in htop - I have multicore Intel i7 with HT)



Reproducible: Always




Application: Plazma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f1a40b04800 (LWP 6769))]

Thread 36 (Thread 0x7f1a2a11b700 (LWP 6770)):
#0  0x00007f1a3a559e8d in poll () from /usr/lib/libc.so.6
#1  0x00007f1a3f4789f2 in ?? () from /usr/lib/libxcb.so.1
#2  0x00007f1a3f47a56f in xcb_wait_for_event () from /usr/lib/libxcb.so.1
#3  0x00007f1a2ba3b089 in ?? () from /usr/lib/qt/plugins/platforms/libqxcb.so
#4  0x00007f1a3ac3f08e in ?? () from /usr/lib/libQt5Core.so.5
#5  0x00007f1a39b51354 in start_thread () from /usr/lib/libpthread.so.0
#6  0x00007f1a3a562bfd in clone () from /usr/lib/libc.so.6

Thread 35 (Thread 0x7f1a235ef700 (LWP 6771)):
#0  0x00007f1a368553f9 in g_mutex_lock () from /usr/lib/libglib-2.0.so.0
#1  0x00007f1a3681068c in g_main_context_check () from /usr/lib/libglib-2.0.so.0
#2  0x00007f1a36810c20 in ?? () from /usr/lib/libglib-2.0.so.0
#3  0x00007f1a36810d8c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#4  0x00007f1a3ae75d1b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#5  0x00007f1a3ae1bffa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#6  0x00007f1a3ac3a1a4 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#7  0x00007f1a3df14aa5 in ?? () from /usr/lib/libQt5Qml.so.5
#8  0x00007f1a3ac3f08e in ?? () from /usr/lib/libQt5Core.so.5
#9  0x00007f1a39b51354 in start_thread () from /usr/lib/libpthread.so.0
#10 0x00007f1a3a562bfd in clone () from /usr/lib/libc.so.6

Thread 34 (Thread 0x7f1a16249700 (LWP 6773)):
#0  0x00007f1a39b577b7 in pthread_getspecific () from /usr/lib/libpthread.so.0
#1  0x00007f1a36837ad0 in g_thread_self () from /usr/lib/libglib-2.0.so.0
#2  0x00007f1a36810d7d in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#3  0x00007f1a3ae75d1b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#4  0x00007f1a3ae1bffa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#5  0x00007f1a3ac3a1a4 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#6  0x00007f1a3df14aa5 in ?? () from /usr/lib/libQt5Qml.so.5
#7  0x00007f1a3ac3f08e in ?? () from /usr/lib/libQt5Core.so.5
#8  0x00007f1a39b51354 in start_thread () from /usr/lib/libpthread.so.0
#9  0x00007f1a3a562bfd in clone () from /usr/lib/libc.so.6

Thread 33 (Thread 0x7f1a0ffff700 (LWP 6777)):
#0  0x00007f1a368553f9 in g_mutex_lock () from /usr/lib/libglib-2.0.so.0
#1  0x00007f1a36810c62 in ?? () from /usr/lib/libglib-2.0.so.0
#2  0x00007f1a36810d8c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#3  0x00007f1a3ae75d1b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#4  0x00007f1a3ae1bffa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#5  0x00007f1a3ac3a1a4 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#6  0x00007f1a3df14aa5 in ?? () from /usr/lib/libQt5Qml.so.5
#7  0x00007f1a3ac3f08e in ?? () from /usr/lib/libQt5Core.so.5
#8  0x00007f1a39b51354 in start_thread () from /usr/lib/libpthread.so.0
#9  0x00007f1a3a562bfd in clone () from /usr/lib/libc.so.6

Thread 32 (Thread 0x7f1a0effe700 (LWP 6778)):
#0  0x00007f1a36855414 in g_mutex_unlock () from /usr/lib/libglib-2.0.so.0
#1  0x00007f1a36810d96 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#2  0x00007f1a3ae75d1b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#3  0x00007f1a3ae1bffa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#4  0x00007f1a3ac3a1a4 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#5  0x00007f1a3df14aa5 in ?? () from /usr/lib/libQt5Qml.so.5
#6  0x00007f1a3ac3f08e in ?? () from /usr/lib/libQt5Core.so.5
#7  0x00007f1a39b51354 in start_thread () from /usr/lib/libpthread.so.0
#8  0x00007f1a3a562bfd in clone () from /usr/lib/libc.so.6

Thread 31 (Thread 0x7f1a0d6f4700 (LWP 6779)):
#0  0x00007f1a3ac3dfd9 in ?? () from /usr/lib/libQt5Core.so.5
#1  0x00007f1a3ae75561 in ?? () from /usr/lib/libQt5Core.so.5
#2  0x00007f1a36810681 in g_main_context_check () from /usr/lib/libglib-2.0.so.0
#3  0x00007f1a36810c20 in ?? () from /usr/lib/libglib-2.0.so.0
#4  0x00007f1a36810d8c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#5  0x00007f1a3ae75d1b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#6  0x00007f1a3ae1bffa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#7  0x00007f1a3ac3a1a4 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#8  0x00007f1a3df14aa5 in ?? () from /usr/lib/libQt5Qml.so.5
#9  0x00007f1a3ac3f08e in ?? () from /usr/lib/libQt5Core.so.5
#10 0x00007f1a39b51354 in start_thread () from /usr/lib/libpthread.so.0
#11 0x00007f1a3a562bfd in clone () from /usr/lib/libc.so.6

Thread 30 (Thread 0x7f19fbfff700 (LWP 6780)):
#0  0x00007f1a36855414 in g_mutex_unlock () from /usr/lib/libglib-2.0.so.0
#1  0x00007f1a368101b0 in g_main_context_prepare () from /usr/lib/libglib-2.0.so.0
#2  0x00007f1a36810ba8 in ?? () from /usr/lib/libglib-2.0.so.0
#3  0x00007f1a36810d8c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#4  0x00007f1a3ae75d1b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#5  0x00007f1a3ae1bffa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#6  0x00007f1a3ac3a1a4 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#7  0x00007f1a3df14aa5 in ?? () from /usr/lib/libQt5Qml.so.5
#8  0x00007f1a3ac3f08e in ?? () from /usr/lib/libQt5Core.so.5
#9  0x00007f1a39b51354 in start_thread () from /usr/lib/libpthread.so.0
#10 0x00007f1a3a562bfd in clone () from /usr/lib/libc.so.6

Thread 29 (Thread 0x7f19faffe700 (LWP 6781)):
#0  0x00007f1a36855414 in g_mutex_unlock () from /usr/lib/libglib-2.0.so.0
#1  0x00007f1a36810c36 in ?? () from /usr/lib/libglib-2.0.so.0
#2  0x00007f1a36810d8c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#3  0x00007f1a3ae75d1b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#4  0x00007f1a3ae1bffa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#5  0x00007f1a3ac3a1a4 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#6  0x00007f1a3df14aa5 in ?? () from /usr/lib/libQt5Qml.so.5
#7  0x00007f1a3ac3f08e in ?? () from /usr/lib/libQt5Core.so.5
#8  0x00007f1a39b51354 in start_thread () from /usr/lib/libpthread.so.0
#9  0x00007f1a3a562bfd in clone () from /usr/lib/libc.so.6

Thread 28 (Thread 0x7f19f9ffd700 (LWP 6782)):
#0  0x00007f1a3680dcbe in ?? () from /usr/lib/libglib-2.0.so.0
#1  0x00007f1a368105af in g_main_context_check () from /usr/lib/libglib-2.0.so.0
#2  0x00007f1a36810c20 in ?? () from /usr/lib/libglib-2.0.so.0
#3  0x00007f1a36810d8c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#4  0x00007f1a3ae75d1b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#5  0x00007f1a3ae1bffa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#6  0x00007f1a3ac3a1a4 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#7  0x00007f1a3df14aa5 in ?? () from /usr/lib/libQt5Qml.so.5
#8  0x00007f1a3ac3f08e in ?? () from /usr/lib/libQt5Core.so.5
#9  0x00007f1a39b51354 in start_thread () from /usr/lib/libpthread.so.0
#10 0x00007f1a3a562bfd in clone () from /usr/lib/libc.so.6

Thread 27 (Thread 0x7f19f8ffc700 (LWP 6783)):
#0  0x00007f1a3a559e8d in poll () from /usr/lib/libc.so.6
#1  0x00007f1a36810c7c in ?? () from /usr/lib/libglib-2.0.so.0
#2  0x00007f1a36810d8c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#3  0x00007f1a3ae75d1b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#4  0x00007f1a3ae1bffa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#5  0x00007f1a3ac3a1a4 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#6  0x00007f1a3df14aa5 in ?? () from /usr/lib/libQt5Qml.so.5
#7  0x00007f1a3ac3f08e in ?? () from /usr/lib/libQt5Core.so.5
#8  0x00007f1a39b51354 in start_thread () from /usr/lib/libpthread.so.0
#9  0x00007f1a3a562bfd in clone () from /usr/lib/libc.so.6

Thread 26 (Thread 0x7f19eb7ff700 (LWP 6784)):
#0  0x00007f1a36854eb4 in g_private_get () from /usr/lib/libglib-2.0.so.0
#1  0x00007f1a36837ad0 in g_thread_self () from /usr/lib/libglib-2.0.so.0
#2  0x00007f1a36810d7d in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#3  0x00007f1a3ae75d1b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#4  0x00007f1a3ae1bffa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#5  0x00007f1a3ac3a1a4 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#6  0x00007f1a3df14aa5 in ?? () from /usr/lib/libQt5Qml.so.5
#7  0x00007f1a3ac3f08e in ?? () from /usr/lib/libQt5Core.so.5
#8  0x00007f1a39b51354 in start_thread () from /usr/lib/libpthread.so.0
#9  0x00007f1a3a562bfd in clone () from /usr/lib/libc.so.6

Thread 25 (Thread 0x7f19ea7fe700 (LWP 6785)):
#0  0x00007f1a36810b3c in ?? () from /usr/lib/libglib-2.0.so.0
#1  0x00007f1a36810d8c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#2  0x00007f1a3ae75d1b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#3  0x00007f1a3ae1bffa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#4  0x00007f1a3ac3a1a4 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#5  0x00007f1a3df14aa5 in ?? () from /usr/lib/libQt5Qml.so.5
#6  0x00007f1a3ac3f08e in ?? () from /usr/lib/libQt5Core.so.5
#7  0x00007f1a39b51354 in start_thread () from /usr/lib/libpthread.so.0
#8  0x00007f1a3a562bfd in clone () from /usr/lib/libc.so.6

Thread 24 (Thread 0x7f19e97fd700 (LWP 6786)):
#0  0x00007f1a3a555f1d in read () from /usr/lib/libc.so.6
#1  0x00007f1a36853f60 in ?? () from /usr/lib/libglib-2.0.so.0
#2  0x00007f1a3681072c in g_main_context_check () from /usr/lib/libglib-2.0.so.0
#3  0x00007f1a36810c20 in ?? () from /usr/lib/libglib-2.0.so.0
#4  0x00007f1a36810d8c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#5  0x00007f1a3ae75d1b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#6  0x00007f1a3ae1bffa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#7  0x00007f1a3ac3a1a4 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#8  0x00007f1a3df14aa5 in ?? () from /usr/lib/libQt5Qml.so.5
#9  0x00007f1a3ac3f08e in ?? () from /usr/lib/libQt5Core.so.5
#10 0x00007f1a39b51354 in start_thread () from /usr/lib/libpthread.so.0
#11 0x00007f1a3a562bfd in clone () from /usr/lib/libc.so.6

Thread 23 (Thread 0x7f19d7fff700 (LWP 6787)):
#0  0x00007f1a3ae73d1b in QTimerInfoList::timerWait(timespec&) () from /usr/lib/libQt5Core.so.5
#1  0x00007f1a3ae750fe in ?? () from /usr/lib/libQt5Core.so.5
#2  0x00007f1a368101bd in g_main_context_prepare () from /usr/lib/libglib-2.0.so.0
#3  0x00007f1a36810ba8 in ?? () from /usr/lib/libglib-2.0.so.0
#4  0x00007f1a36810d8c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#5  0x00007f1a3ae75d1b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#6  0x00007f1a3ae1bffa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#7  0x00007f1a3ac3a1a4 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#8  0x00007f1a3df14aa5 in ?? () from /usr/lib/libQt5Qml.so.5
#9  0x00007f1a3ac3f08e in ?? () from /usr/lib/libQt5Core.so.5
#10 0x00007f1a39b51354 in start_thread () from /usr/lib/libpthread.so.0
#11 0x00007f1a3a562bfd in clone () from /usr/lib/libc.so.6

Thread 22 (Thread 0x7f19d6ffe700 (LWP 6788)):
#0  0x00007f1a368101c4 in g_main_context_prepare () from /usr/lib/libglib-2.0.so.0
#1  0x00007f1a36810ba8 in ?? () from /usr/lib/libglib-2.0.so.0
#2  0x00007f1a36810d8c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#3  0x00007f1a3ae75d1b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#4  0x00007f1a3ae1bffa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#5  0x00007f1a3ac3a1a4 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#6  0x00007f1a3df14aa5 in ?? () from /usr/lib/libQt5Qml.so.5
#7  0x00007f1a3ac3f08e in ?? () from /usr/lib/libQt5Core.so.5
#8  0x00007f1a39b51354 in start_thread () from /usr/lib/libpthread.so.0
#9  0x00007f1a3a562bfd in clone () from /usr/lib/libc.so.6

Thread 21 (Thread 0x7f19d5ffd700 (LWP 6789)):
#0  0x00007f1a368553f9 in g_mutex_lock () from /usr/lib/libglib-2.0.so.0
#1  0x00007f1a36810b7d in ?? () from /usr/lib/libglib-2.0.so.0
#2  0x00007f1a36810d8c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#3  0x00007f1a3ae75d1b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#4  0x00007f1a3ae1bffa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#5  0x00007f1a3ac3a1a4 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#6  0x00007f1a3df14aa5 in ?? () from /usr/lib/libQt5Qml.so.5
#7  0x00007f1a3ac3f08e in ?? () from /usr/lib/libQt5Core.so.5
#8  0x00007f1a39b51354 in start_thread () from /usr/lib/libpthread.so.0
#9  0x00007f1a3a562bfd in clone () from /usr/lib/libc.so.6

Thread 20 (Thread 0x7f19d4ffc700 (LWP 6790)):
#0  0x00007f1a36855414 in g_mutex_unlock () from /usr/lib/libglib-2.0.so.0
#1  0x00007f1a368101b0 in g_main_context_prepare () from /usr/lib/libglib-2.0.so.0
#2  0x00007f1a36810ba8 in ?? () from /usr/lib/libglib-2.0.so.0
#3  0x00007f1a36810d8c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#4  0x00007f1a3ae75d1b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#5  0x00007f1a3ae1bffa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#6  0x00007f1a3ac3a1a4 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#7  0x00007f1a3df14aa5 in ?? () from /usr/lib/libQt5Qml.so.5
#8  0x00007f1a3ac3f08e in ?? () from /usr/lib/libQt5Core.so.5
#9  0x00007f1a39b51354 in start_thread () from /usr/lib/libpthread.so.0
#10 0x00007f1a3a562bfd in clone () from /usr/lib/libc.so.6

Thread 19 (Thread 0x7f19c77ff700 (LWP 6791)):
#0  0x00007f1a36855414 in g_mutex_unlock () from /usr/lib/libglib-2.0.so.0
#1  0x00007f1a36810b9b in ?? () from /usr/lib/libglib-2.0.so.0
#2  0x00007f1a36810d8c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#3  0x00007f1a3ae75d1b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#4  0x00007f1a3ae1bffa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#5  0x00007f1a3ac3a1a4 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#6  0x00007f1a3df14aa5 in ?? () from /usr/lib/libQt5Qml.so.5
#7  0x00007f1a3ac3f08e in ?? () from /usr/lib/libQt5Core.so.5
#8  0x00007f1a39b51354 in start_thread () from /usr/lib/libpthread.so.0
#9  0x00007f1a3a562bfd in clone () from /usr/lib/libc.so.6

Thread 18 (Thread 0x7f19c67fe700 (LWP 6792)):
#0  0x00007f1a40a213e0 in __tls_get_addr () from /lib64/ld-linux-x86-64.so.2
#1  0x00007f1a3ac3dfd2 in ?? () from /usr/lib/libQt5Core.so.5
#2  0x00007f1a3ae75561 in ?? () from /usr/lib/libQt5Core.so.5
#3  0x00007f1a36810681 in g_main_context_check () from /usr/lib/libglib-2.0.so.0
#4  0x00007f1a36810c20 in ?? () from /usr/lib/libglib-2.0.so.0
#5  0x00007f1a36810d8c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#6  0x00007f1a3ae75d1b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#7  0x00007f1a3ae1bffa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#8  0x00007f1a3ac3a1a4 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#9  0x00007f1a3df14aa5 in ?? () from /usr/lib/libQt5Qml.so.5
#10 0x00007f1a3ac3f08e in ?? () from /usr/lib/libQt5Core.so.5
#11 0x00007f1a39b51354 in start_thread () from /usr/lib/libpthread.so.0
#12 0x00007f1a3a562bfd in clone () from /usr/lib/libc.so.6

Thread 17 (Thread 0x7f19c57fd700 (LWP 6793)):
#0  0x00007f1a368553f0 in g_mutex_lock () from /usr/lib/libglib-2.0.so.0
#1  0x00007f1a3681068c in g_main_context_check () from /usr/lib/libglib-2.0.so.0
#2  0x00007f1a36810c20 in ?? () from /usr/lib/libglib-2.0.so.0
#3  0x00007f1a36810d8c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#4  0x00007f1a3ae75d1b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#5  0x00007f1a3ae1bffa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#6  0x00007f1a3ac3a1a4 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#7  0x00007f1a3df14aa5 in ?? () from /usr/lib/libQt5Qml.so.5
#8  0x00007f1a3ac3f08e in ?? () from /usr/lib/libQt5Core.so.5
#9  0x00007f1a39b51354 in start_thread () from /usr/lib/libpthread.so.0
#10 0x00007f1a3a562bfd in clone () from /usr/lib/libc.so.6

Thread 16 (Thread 0x7f19b3fff700 (LWP 6794)):
#0  0x00007f1a39b5696f in pthread_cond_wait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
#1  0x00007f1a402a94a4 in ?? () from /usr/lib/libQt5Script.so.5
#2  0x00007f1a402a94e9 in ?? () from /usr/lib/libQt5Script.so.5
#3  0x00007f1a39b51354 in start_thread () from /usr/lib/libpthread.so.0
#4  0x00007f1a3a562bfd in clone () from /usr/lib/libc.so.6

Thread 15 (Thread 0x7f19337fe700 (LWP 6795)):
#0  0x00007f1a36855414 in g_mutex_unlock () from /usr/lib/libglib-2.0.so.0
#1  0x00007f1a368107ea in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#2  0x00007f1a36810ce0 in ?? () from /usr/lib/libglib-2.0.so.0
#3  0x00007f1a36810d8c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#4  0x00007f1a3ae75d1b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#5  0x00007f1a3ae1bffa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#6  0x00007f1a3ac3a1a4 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#7  0x00007f1a3df14aa5 in ?? () from /usr/lib/libQt5Qml.so.5
#8  0x00007f1a3ac3f08e in ?? () from /usr/lib/libQt5Core.so.5
#9  0x00007f1a39b51354 in start_thread () from /usr/lib/libpthread.so.0
#10 0x00007f1a3a562bfd in clone () from /usr/lib/libc.so.6

Thread 14 (Thread 0x7f19316ea700 (LWP 6797)):
#0  0x00007f1a36855414 in g_mutex_unlock () from /usr/lib/libglib-2.0.so.0
#1  0x00007f1a36810b2d in ?? () from /usr/lib/libglib-2.0.so.0
#2  0x00007f1a36810d8c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#3  0x00007f1a3ae75d1b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#4  0x00007f1a3ae1bffa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#5  0x00007f1a3ac3a1a4 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#6  0x00007f1a3df14aa5 in ?? () from /usr/lib/libQt5Qml.so.5
#7  0x00007f1a3ac3f08e in ?? () from /usr/lib/libQt5Core.so.5
#8  0x00007f1a39b51354 in start_thread () from /usr/lib/libpthread.so.0
#9  0x00007f1a3a562bfd in clone () from /usr/lib/libc.so.6

Thread 13 (Thread 0x7f192bdf9700 (LWP 6798)):
#0  0x00007f1a3a559e8d in poll () from /usr/lib/libc.so.6
#1  0x00007f1a36810c7c in ?? () from /usr/lib/libglib-2.0.so.0
#2  0x00007f1a36810d8c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#3  0x00007f1a3ae75d1b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#4  0x00007f1a3ae1bffa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#5  0x00007f1a3ac3a1a4 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#6  0x00007f1a3e582a26 in ?? () from /usr/lib/libQt5Quick.so.5
#7  0x00007f1a3ac3f08e in ?? () from /usr/lib/libQt5Core.so.5
#8  0x00007f1a39b51354 in start_thread () from /usr/lib/libpthread.so.0
#9  0x00007f1a3a562bfd in clone () from /usr/lib/libc.so.6

Thread 12 (Thread 0x7f192aa78700 (LWP 6799)):
#0  0x00007f1a3a555f1d in read () from /usr/lib/libc.so.6
#1  0x00007f1a36853f60 in ?? () from /usr/lib/libglib-2.0.so.0
#2  0x00007f1a3681072c in g_main_context_check () from /usr/lib/libglib-2.0.so.0
#3  0x00007f1a36810c20 in ?? () from /usr/lib/libglib-2.0.so.0
#4  0x00007f1a36810d8c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#5  0x00007f1a3ae75d1b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#6  0x00007f1a3ae1bffa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#7  0x00007f1a3ac3a1a4 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#8  0x00007f1a3df14aa5 in ?? () from /usr/lib/libQt5Qml.so.5
#9  0x00007f1a3ac3f08e in ?? () from /usr/lib/libQt5Core.so.5
#10 0x00007f1a39b51354 in start_thread () from /usr/lib/libpthread.so.0
#11 0x00007f1a3a562bfd in clone () from /usr/lib/libc.so.6

Thread 11 (Thread 0x7f191ffff700 (LWP 6801)):
#0  0x00007f1a3a555f1d in read () from /usr/lib/libc.so.6
#1  0x00007f1a36853f60 in ?? () from /usr/lib/libglib-2.0.so.0
#2  0x00007f1a3681072c in g_main_context_check () from /usr/lib/libglib-2.0.so.0
#3  0x00007f1a36810c20 in ?? () from /usr/lib/libglib-2.0.so.0
#4  0x00007f1a36810d8c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#5  0x00007f1a3ae75d1b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#6  0x00007f1a3ae1bffa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#7  0x00007f1a3ac3a1a4 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#8  0x00007f19289259c5 in ?? () from /usr/lib/qt/qml/QtQuick/XmlListModel/libqmlxmllistmodelplugin.so
#9  0x00007f1a3ac3f08e in ?? () from /usr/lib/libQt5Core.so.5
#10 0x00007f1a39b51354 in start_thread () from /usr/lib/libpthread.so.0
#11 0x00007f1a3a562bfd in clone () from /usr/lib/libc.so.6

Thread 10 (Thread 0x7f191f7fe700 (LWP 6802)):
#0  0x00007f1a36810445 in g_main_context_query () from /usr/lib/libglib-2.0.so.0
#1  0x00007f1a36810bf7 in ?? () from /usr/lib/libglib-2.0.so.0
#2  0x00007f1a36810d8c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#3  0x00007f1a3ae75d1b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#4  0x00007f1a3ae1bffa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#5  0x00007f1a3ac3a1a4 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#6  0x00007f1a3ac3f08e in ?? () from /usr/lib/libQt5Core.so.5
#7  0x00007f1a39b51354 in start_thread () from /usr/lib/libpthread.so.0
#8  0x00007f1a3a562bfd in clone () from /usr/lib/libc.so.6

Thread 9 (Thread 0x7f1911c9b700 (LWP 6805)):
#0  0x00007f1a36855414 in g_mutex_unlock () from /usr/lib/libglib-2.0.so.0
#1  0x00007f1a368101b0 in g_main_context_prepare () from /usr/lib/libglib-2.0.so.0
#2  0x00007f1a36810ba8 in ?? () from /usr/lib/libglib-2.0.so.0
#3  0x00007f1a36810d8c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#4  0x00007f1a3ae75d1b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#5  0x00007f1a3ae1bffa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#6  0x00007f1a3ac3a1a4 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#7  0x00007f1a3df14aa5 in ?? () from /usr/lib/libQt5Qml.so.5
#8  0x00007f1a3ac3f08e in ?? () from /usr/lib/libQt5Core.so.5
#9  0x00007f1a39b51354 in start_thread () from /usr/lib/libpthread.so.0
#10 0x00007f1a3a562bfd in clone () from /usr/lib/libc.so.6

Thread 8 (Thread 0x7f1910991700 (LWP 6806)):
#0  0x00007f1a3acf00e0 in QElapsedTimer::clockType() () from /usr/lib/libQt5Core.so.5
#1  0x00007f1a3acf0139 in QElapsedTimer::isMonotonic() () from /usr/lib/libQt5Core.so.5
#2  0x00007f1a3ae73cae in QTimerInfoList::repairTimersIfNeeded() () from /usr/lib/libQt5Core.so.5
#3  0x00007f1a3ae73d23 in QTimerInfoList::timerWait(timespec&) () from /usr/lib/libQt5Core.so.5
#4  0x00007f1a3ae750fe in ?? () from /usr/lib/libQt5Core.so.5
#5  0x00007f1a368101bd in g_main_context_prepare () from /usr/lib/libglib-2.0.so.0
#6  0x00007f1a36810ba8 in ?? () from /usr/lib/libglib-2.0.so.0
#7  0x00007f1a36810d8c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#8  0x00007f1a3ae75d1b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#9  0x00007f1a3ae1bffa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#10 0x00007f1a3ac3a1a4 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#11 0x00007f1a3df14aa5 in ?? () from /usr/lib/libQt5Qml.so.5
#12 0x00007f1a3ac3f08e in ?? () from /usr/lib/libQt5Core.so.5
#13 0x00007f1a39b51354 in start_thread () from /usr/lib/libpthread.so.0
#14 0x00007f1a3a562bfd in clone () from /usr/lib/libc.so.6

Thread 7 (Thread 0x7f19077ff700 (LWP 6807)):
#0  0x00007f1a36855414 in g_mutex_unlock () from /usr/lib/libglib-2.0.so.0
#1  0x00007f1a36810c71 in ?? () from /usr/lib/libglib-2.0.so.0
#2  0x00007f1a36810d8c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#3  0x00007f1a3ae75d1b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#4  0x00007f1a3ae1bffa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#5  0x00007f1a3ac3a1a4 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#6  0x00007f1a3df14aa5 in ?? () from /usr/lib/libQt5Qml.so.5
#7  0x00007f1a3ac3f08e in ?? () from /usr/lib/libQt5Core.so.5
#8  0x00007f1a39b51354 in start_thread () from /usr/lib/libpthread.so.0
#9  0x00007f1a3a562bfd in clone () from /usr/lib/libc.so.6

Thread 6 (Thread 0x7f190677e700 (LWP 6808)):
#0  0x00007f1a3ae755c8 in ?? () from /usr/lib/libQt5Core.so.5
#1  0x00007f1a368101bd in g_main_context_prepare () from /usr/lib/libglib-2.0.so.0
#2  0x00007f1a36810ba8 in ?? () from /usr/lib/libglib-2.0.so.0
#3  0x00007f1a36810d8c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#4  0x00007f1a3ae75d1b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#5  0x00007f1a3ae1bffa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#6  0x00007f1a3ac3a1a4 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#7  0x00007f1a3df14aa5 in ?? () from /usr/lib/libQt5Qml.so.5
#8  0x00007f1a3ac3f08e in ?? () from /usr/lib/libQt5Core.so.5
#9  0x00007f1a39b51354 in start_thread () from /usr/lib/libpthread.so.0
#10 0x00007f1a3a562bfd in clone () from /usr/lib/libc.so.6

Thread 5 (Thread 0x7f18fae66700 (LWP 6809)):
#0  0x00007f1a3a559e8d in poll () from /usr/lib/libc.so.6
#1  0x00007f1a36810c7c in ?? () from /usr/lib/libglib-2.0.so.0
#2  0x00007f1a36810d8c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#3  0x00007f1a3ae75d1b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#4  0x00007f1a3ae1bffa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#5  0x00007f1a3ac3a1a4 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#6  0x00007f19051dca47 in KCupsConnection::run() () from /usr/lib/libkcupslib.so
#7  0x00007f1a3ac3f08e in ?? () from /usr/lib/libQt5Core.so.5
#8  0x00007f1a39b51354 in start_thread () from /usr/lib/libpthread.so.0
#9  0x00007f1a3a562bfd in clone () from /usr/lib/libc.so.6

Thread 4 (Thread 0x7f18f93d2700 (LWP 6811)):
#0  0x00007f1a3ae75297 in ?? () from /usr/lib/libQt5Core.so.5
#1  0x00007f1a368101bd in g_main_context_prepare () from /usr/lib/libglib-2.0.so.0
#2  0x00007f1a36810ba8 in ?? () from /usr/lib/libglib-2.0.so.0
#3  0x00007f1a36810d8c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#4  0x00007f1a3ae75d1b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#5  0x00007f1a3ae1bffa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#6  0x00007f1a3ac3a1a4 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#7  0x00007f1a3df14aa5 in ?? () from /usr/lib/libQt5Qml.so.5
#8  0x00007f1a3ac3f08e in ?? () from /usr/lib/libQt5Core.so.5
#9  0x00007f1a39b51354 in start_thread () from /usr/lib/libpthread.so.0
#10 0x00007f1a3a562bfd in clone () from /usr/lib/libc.so.6

Thread 3 (Thread 0x7f18effff700 (LWP 6812)):
#0  0x00007f1a3a559e8d in poll () from /usr/lib/libc.so.6
#1  0x00007f1a36810c7c in ?? () from /usr/lib/libglib-2.0.so.0
#2  0x00007f1a36810d8c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#3  0x00007f1a3ae75d1b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#4  0x00007f1a3ae1bffa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#5  0x00007f1a3ac3a1a4 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#6  0x00007f1a3df14aa5 in ?? () from /usr/lib/libQt5Qml.so.5
#7  0x00007f1a3ac3f08e in ?? () from /usr/lib/libQt5Core.so.5
#8  0x00007f1a39b51354 in start_thread () from /usr/lib/libpthread.so.0
#9  0x00007f1a3a562bfd in clone () from /usr/lib/libc.so.6

Thread 2 (Thread 0x7f18eeffe700 (LWP 6813)):
#0  0x00007f1a3a555f1d in read () from /usr/lib/libc.so.6
#1  0x00007f1a36853f60 in ?? () from /usr/lib/libglib-2.0.so.0
#2  0x00007f1a3681072c in g_main_context_check () from /usr/lib/libglib-2.0.so.0
#3  0x00007f1a36810c20 in ?? () from /usr/lib/libglib-2.0.so.0
#4  0x00007f1a36810d8c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#5  0x00007f1a3ae75d1b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#6  0x00007f1a3ae1bffa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#7  0x00007f1a3ac3a1a4 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#8  0x00007f1a3df14aa5 in ?? () from /usr/lib/libQt5Qml.so.5
#9  0x00007f1a3ac3f08e in ?? () from /usr/lib/libQt5Core.so.5
#10 0x00007f1a39b51354 in start_thread () from /usr/lib/libpthread.so.0
#11 0x00007f1a3a562bfd in clone () from /usr/lib/libc.so.6

Thread 1 (Thread 0x7f1a40b04800 (LWP 6769)):
[KCrash Handler]
#5  0x00007f1a2089365c in ?? () from /usr/lib/xorg/modules/dri/i965_dri.so
#6  0x00007f1a2081ed5c in ?? () from /usr/lib/xorg/modules/dri/i965_dri.so
#7  0x00007f1a3e5b4d4a in QSGBatchRenderer::Renderer::renderBatches() () from /usr/lib/libQt5Quick.so.5
#8  0x00007f1a3e5b950a in QSGBatchRenderer::Renderer::render() () from /usr/lib/libQt5Quick.so.5
#9  0x00007f1a3e5c415c in QSGRenderer::renderScene(QSGBindable const&) () from /usr/lib/libQt5Quick.so.5
#10 0x00007f1a3e5c45db in QSGRenderer::renderScene(unsigned int) () from /usr/lib/libQt5Quick.so.5
#11 0x00007f1a3e5d2cde in QSGRenderContext::renderNextFrame(QSGRenderer*, unsigned int) () from /usr/lib/libQt5Quick.so.5
#12 0x00007f1a3e61c95c in QQuickWindowPrivate::renderSceneGraph(QSize const&) () from /usr/lib/libQt5Quick.so.5
#13 0x00007f1a3e5ed2bc in ?? () from /usr/lib/libQt5Quick.so.5
#14 0x00007f1a3e5edde1 in ?? () from /usr/lib/libQt5Quick.so.5
#15 0x00007f1a3c17562c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQt5Widgets.so.5
#16 0x00007f1a3c17ad10 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQt5Widgets.so.5
#17 0x00007f1a3ae1e57b in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQt5Core.so.5
#18 0x00007f1a3ae74b1d in QTimerInfoList::activateTimers() () from /usr/lib/libQt5Core.so.5
#19 0x00007f1a3ae75059 in ?? () from /usr/lib/libQt5Core.so.5
#20 0x00007f1a368109fd in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#21 0x00007f1a36810ce0 in ?? () from /usr/lib/libglib-2.0.so.0
#22 0x00007f1a36810d8c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#23 0x00007f1a3ae75cff in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#24 0x00007f1a3ae1bffa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#25 0x00007f1a3ae23a4c in QCoreApplication::exec() () from /usr/lib/libQt5Core.so.5
#26 0x000000000042ed66 in main ()
Comment 1 Bhushan Shah 2015-06-30 07:15:00 UTC 

*** This bug has been marked as a duplicate of bug 349677 ***