Application: plasmashell (5.2.2) Qt Version: 5.4.1 Operating System: Linux 3.19.0-30-generic x86_64 Distribution: Ubuntu 15.04 -- Information about the crash: - Unusual behavior I noticed: plasma crash when i working heavily and sometimes crash when click taskbar and system tray icons but not at all The crash can be reproduced sometimes. -- Backtrace: Application: Plasma (plasmashell), signal: Segmentation fault Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1". [Current thread is 1 (Thread 0x7f6d3fcff7c0 (LWP 4813))] Thread 36 (Thread 0x7f6d2cb69700 (LWP 4815)): #0 0x00007f6d3aaae8dd in poll () at ../sysdeps/unix/syscall-template.S:81 #1 0x00007f6d3d01bb72 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1 #2 0x00007f6d3d01d64f in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1 #3 0x00007f6d2f6f8099 in QXcbEventReader::run (this=0xef65d0) at qxcbconnection.cpp:1105 #4 0x00007f6d3b12fb0e in QThreadPrivate::start (arg=0xef65d0) at thread/qthread_unix.cpp:337 #5 0x00007f6d3a3356aa in start_thread (arg=0x7f6d2cb69700) at pthread_create.c:333 #6 0x00007f6d3aab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 35 (Thread 0x7f6d26831700 (LWP 4819)): #0 0x00007f6d371ff7a4 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #1 0x00007f6d371baddb in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f6d371bafcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f6d3b3c6c6c in QEventDispatcherGlib::processEvents (this=0x7f6d200008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418 #4 0x00007f6d3b36b3e2 in QEventLoop::exec (this=this@entry=0x7f6d26830de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204 #5 0x00007f6d3b12ab44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503 #6 0x00007f6d3ceb8f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #7 0x00007f6d3b12fb0e in QThreadPrivate::start (arg=0xfd1af0) at thread/qthread_unix.cpp:337 #8 0x00007f6d3a3356aa in start_thread (arg=0x7f6d26831700) at pthread_create.c:333 #9 0x00007f6d3aab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 34 (Thread 0x7f6d18bd5700 (LWP 4820)): #0 0x00007f6d371ba2ba in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #1 0x00007f6d371bade8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f6d371bafcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f6d3b3c6c6c in QEventDispatcherGlib::processEvents (this=0x7f6d140008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418 #4 0x00007f6d3b36b3e2 in QEventLoop::exec (this=this@entry=0x7f6d18bd4de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204 #5 0x00007f6d3b12ab44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503 #6 0x00007f6d3ceb8f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #7 0x00007f6d3b12fb0e in QThreadPrivate::start (arg=0x1842940) at thread/qthread_unix.cpp:337 #8 0x00007f6d3a3356aa in start_thread (arg=0x7f6d18bd5700) at pthread_create.c:333 #9 0x00007f6d3aab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 33 (Thread 0x7f6d12396700 (LWP 4824)): #0 0x00007ffc005cbd18 in clock_gettime () #1 0x00007f6d3aac838d in __GI___clock_gettime (clock_id=<optimized out>, tp=<optimized out>) at ../sysdeps/unix/clock_gettime.c:115 #2 0x00007f6d3b1e5cb6 in qt_clock_gettime (ts=0x7f6d12395b40, clock=<optimized out>) at tools/qelapsedtimer_unix.cpp:105 #3 do_gettime (frac=<synthetic pointer>, sec=<synthetic pointer>) at tools/qelapsedtimer_unix.cpp:161 #4 qt_gettime () at tools/qelapsedtimer_unix.cpp:170 #5 0x00007f6d3b3c4639 in QTimerInfoList::updateCurrentTime (this=this@entry=0x7f6d04002ed0) at kernel/qtimerinfo_unix.cpp:84 #6 0x00007f6d3b3c4ba5 in QTimerInfoList::timerWait (this=0x7f6d04002ed0, tm=...) at kernel/qtimerinfo_unix.cpp:379 #7 0x00007f6d3b3c603e in timerSourcePrepareHelper (timeout=0x7f6d12395c14, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:127 #8 timerSourcePrepare (source=<optimized out>, timeout=0x7f6d12395c14) at kernel/qeventdispatcher_glib.cpp:160 #9 0x00007f6d371ba3fd in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #10 0x00007f6d371bade8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #11 0x00007f6d371bafcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #12 0x00007f6d3b3c6c6c in QEventDispatcherGlib::processEvents (this=0x7f6d040008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418 #13 0x00007f6d3b36b3e2 in QEventLoop::exec (this=this@entry=0x7f6d12395de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204 #14 0x00007f6d3b12ab44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503 #15 0x00007f6d3ceb8f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #16 0x00007f6d3b12fb0e in QThreadPrivate::start (arg=0x15e5c90) at thread/qthread_unix.cpp:337 #17 0x00007f6d3a3356aa in start_thread (arg=0x7f6d12396700) at pthread_create.c:333 #18 0x00007f6d3aab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 32 (Thread 0x7f6d11385700 (LWP 4825)): #0 0x00007f6d3aaae8dd in poll () at ../sysdeps/unix/syscall-template.S:81 #1 0x00007f6d371baebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f6d371bafcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f6d3b3c6c6c in QEventDispatcherGlib::processEvents (this=0x7f6d080008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418 #4 0x00007f6d3b36b3e2 in QEventLoop::exec (this=this@entry=0x7f6d11384de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204 #5 0x00007f6d3b12ab44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503 #6 0x00007f6d3ceb8f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #7 0x00007f6d3b12fb0e in QThreadPrivate::start (arg=0x14a05f0) at thread/qthread_unix.cpp:337 #8 0x00007f6d3a3356aa in start_thread (arg=0x7f6d11385700) at pthread_create.c:333 #9 0x00007f6d3aab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 31 (Thread 0x7f6d039c6700 (LWP 4826)): #0 0x00007f6d3b3c626d in idleTimerSourceCheck (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:219 #1 0x00007f6d371ba8c1 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f6d371bae60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f6d371bafcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #4 0x00007f6d3b3c6c6c in QEventDispatcherGlib::processEvents (this=0x7f6cfc0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418 #5 0x00007f6d3b36b3e2 in QEventLoop::exec (this=this@entry=0x7f6d039c5de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204 #6 0x00007f6d3b12ab44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503 #7 0x00007f6d3ceb8f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #8 0x00007f6d3b12fb0e in QThreadPrivate::start (arg=0x16aefa0) at thread/qthread_unix.cpp:337 #9 0x00007f6d3a3356aa in start_thread (arg=0x7f6d039c6700) at pthread_create.c:333 #10 0x00007f6d3aab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 30 (Thread 0x7f6d02935700 (LWP 4827)): #0 0x00007f6d371b7f2f in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #1 0x00007f6d371ba39b in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f6d371bade8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f6d371bafcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #4 0x00007f6d3b3c6c6c in QEventDispatcherGlib::processEvents (this=0x7f6cf40008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418 #5 0x00007f6d3b36b3e2 in QEventLoop::exec (this=this@entry=0x7f6d02934de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204 #6 0x00007f6d3b12ab44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503 #7 0x00007f6d3ceb8f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #8 0x00007f6d3b12fb0e in QThreadPrivate::start (arg=0x18e4960) at thread/qthread_unix.cpp:337 #9 0x00007f6d3a3356aa in start_thread (arg=0x7f6d02935700) at pthread_create.c:333 #10 0x00007f6d3aab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 29 (Thread 0x7f6d01834700 (LWP 4828)): #0 update_get_addr (ti=0x7f6d3b5c9680) at dl-tls.c:804 #1 0x00007f6d3b12ea12 in get_thread_data () at thread/qthread_unix.cpp:181 #2 QThreadData::current (createIfNecessary=createIfNecessary@entry=true) at thread/qthread_unix.cpp:212 #3 0x00007f6d3b3c61ba in postEventSourcePrepare (s=0x7f6cf80012d0, timeout=0x7f6d01833c14) at kernel/qeventdispatcher_glib.cpp:247 #4 0x00007f6d371ba3fd in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #5 0x00007f6d371bade8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #6 0x00007f6d371bafcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #7 0x00007f6d3b3c6c6c in QEventDispatcherGlib::processEvents (this=0x7f6cf80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418 #8 0x00007f6d3b36b3e2 in QEventLoop::exec (this=this@entry=0x7f6d01833de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204 #9 0x00007f6d3b12ab44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503 #10 0x00007f6d3ceb8f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #11 0x00007f6d3b12fb0e in QThreadPrivate::start (arg=0x19d77f0) at thread/qthread_unix.cpp:337 #12 0x00007f6d3a3356aa in start_thread (arg=0x7f6d01834700) at pthread_create.c:333 #13 0x00007f6d3aab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 28 (Thread 0x7f6cf3fff700 (LWP 4829)): #0 0x00007f6d371b7ef1 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #1 0x00007f6d371ba39b in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f6d371bade8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f6d371bafcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #4 0x00007f6d3b3c6c6c in QEventDispatcherGlib::processEvents (this=0x7f6cec0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418 #5 0x00007f6d3b36b3e2 in QEventLoop::exec (this=this@entry=0x7f6cf3ffede0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204 #6 0x00007f6d3b12ab44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503 #7 0x00007f6d3ceb8f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #8 0x00007f6d3b12fb0e in QThreadPrivate::start (arg=0x1af3f30) at thread/qthread_unix.cpp:337 #9 0x00007f6d3a3356aa in start_thread (arg=0x7f6cf3fff700) at pthread_create.c:333 #10 0x00007f6d3aab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 27 (Thread 0x7f6cf2ffe700 (LWP 4830)): #0 0x00007f6d3aaae8dd in poll () at ../sysdeps/unix/syscall-template.S:81 #1 0x00007f6d371baebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f6d371bafcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f6d3b3c6c6c in QEventDispatcherGlib::processEvents (this=0x7f6ce40008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418 #4 0x00007f6d3b36b3e2 in QEventLoop::exec (this=this@entry=0x7f6cf2ffdde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204 #5 0x00007f6d3b12ab44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503 #6 0x00007f6d3ceb8f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #7 0x00007f6d3b12fb0e in QThreadPrivate::start (arg=0x1bef760) at thread/qthread_unix.cpp:337 #8 0x00007f6d3a3356aa in start_thread (arg=0x7f6cf2ffe700) at pthread_create.c:333 #9 0x00007f6d3aab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 26 (Thread 0x7f6cf1ffd700 (LWP 4831)): #0 0x00007f6d3aaae8dd in poll () at ../sysdeps/unix/syscall-template.S:81 #1 0x00007f6d371baebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f6d371bafcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f6d3b3c6c6c in QEventDispatcherGlib::processEvents (this=0x7f6ce80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418 #4 0x00007f6d3b36b3e2 in QEventLoop::exec (this=this@entry=0x7f6cf1ffcde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204 #5 0x00007f6d3b12ab44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503 #6 0x00007f6d3ceb8f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #7 0x00007f6d3b12fb0e in QThreadPrivate::start (arg=0x1ccd120) at thread/qthread_unix.cpp:337 #8 0x00007f6d3a3356aa in start_thread (arg=0x7f6cf1ffd700) at pthread_create.c:333 #9 0x00007f6d3aab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 25 (Thread 0x7f6cf0ffc700 (LWP 4832)): #0 pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 #1 0x00007f6d3ee39644 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5 #2 0x00007f6d3ee39689 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5 #3 0x00007f6d3a3356aa in start_thread (arg=0x7f6cf0ffc700) at pthread_create.c:333 #4 0x00007f6d3aab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 24 (Thread 0x7f6c63fff700 (LWP 4833)): #0 0x00007f6d371ff789 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #1 0x00007f6d371baa16 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f6d371baf20 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f6d371bafcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #4 0x00007f6d3b3c6c6c in QEventDispatcherGlib::processEvents (this=0x7f6c5c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418 #5 0x00007f6d3b36b3e2 in QEventLoop::exec (this=this@entry=0x7f6c63ffede0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204 #6 0x00007f6d3b12ab44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503 #7 0x00007f6d3ceb8f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #8 0x00007f6d3b12fb0e in QThreadPrivate::start (arg=0x1db1fb0) at thread/qthread_unix.cpp:337 #9 0x00007f6d3a3356aa in start_thread (arg=0x7f6c63fff700) at pthread_create.c:333 #10 0x00007f6d3aab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 23 (Thread 0x7f6c6234d700 (LWP 4834)): #0 0x00007f6d3aaae8dd in poll () at ../sysdeps/unix/syscall-template.S:81 #1 0x00007f6d371baebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f6d371bafcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f6d3b3c6c6c in QEventDispatcherGlib::processEvents (this=0x7f6c540008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418 #4 0x00007f6d3b36b3e2 in QEventLoop::exec (this=this@entry=0x7f6c6234cde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204 #5 0x00007f6d3b12ab44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503 #6 0x00007f6d3ceb8f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #7 0x00007f6d3b12fb0e in QThreadPrivate::start (arg=0x21b4170) at thread/qthread_unix.cpp:337 #8 0x00007f6d3a3356aa in start_thread (arg=0x7f6c6234d700) at pthread_create.c:333 #9 0x00007f6d3aab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 22 (Thread 0x7f6c53fff700 (LWP 4838)): #0 0x00007f6d3aaae8dd in poll () at ../sysdeps/unix/syscall-template.S:81 #1 0x00007f6d371baebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f6d371bafcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f6d3b3c6c6c in QEventDispatcherGlib::processEvents (this=0x7f6c4c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418 #4 0x00007f6d3b36b3e2 in QEventLoop::exec (this=this@entry=0x7f6c53ffede0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204 #5 0x00007f6d3b12ab44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503 #6 0x00007f6d3ceb8f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #7 0x00007f6d3b12fb0e in QThreadPrivate::start (arg=0x232b670) at thread/qthread_unix.cpp:337 #8 0x00007f6d3a3356aa in start_thread (arg=0x7f6c53fff700) at pthread_create.c:333 #9 0x00007f6d3aab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 21 (Thread 0x7f6c609c1700 (LWP 4839)): #0 0x00007f6d371ba972 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #1 0x00007f6d371bae60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f6d371bafcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f6d3b3c6c6c in QEventDispatcherGlib::processEvents (this=0x7f6c58014520, flags=...) at kernel/qeventdispatcher_glib.cpp:418 #4 0x00007f6d3b36b3e2 in QEventLoop::exec (this=this@entry=0x7f6c609c0d90, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204 #5 0x00007f6d3b12ab44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503 #6 0x00007f6d3f9a2b56 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #7 0x00007f6d3b12fb0e in QThreadPrivate::start (arg=0x27f79b0) at thread/qthread_unix.cpp:337 #8 0x00007f6d3a3356aa in start_thread (arg=0x7f6c609c1700) at pthread_create.c:333 #9 0x00007f6d3aab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 20 (Thread 0x7f6c51153700 (LWP 4841)): #0 0x00007f6d371ff7a4 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #1 0x00007f6d371ba3f0 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f6d371bade8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f6d371bafcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #4 0x00007f6d3b3c6c6c in QEventDispatcherGlib::processEvents (this=0x7f6c4404d370, flags=...) at kernel/qeventdispatcher_glib.cpp:418 #5 0x00007f6d3b36b3e2 in QEventLoop::exec (this=this@entry=0x7f6c51152de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204 #6 0x00007f6d3b12ab44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503 #7 0x00007f6d3ceb8f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #8 0x00007f6d3b12fb0e in QThreadPrivate::start (arg=0x2868680) at thread/qthread_unix.cpp:337 #9 0x00007f6d3a3356aa in start_thread (arg=0x7f6c51153700) at pthread_create.c:333 #10 0x00007f6d3aab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 19 (Thread 0x7f6c4b7ff700 (LWP 4842)): #0 0x00007f6d371ff7a4 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #1 0x00007f6d371b9e5e in g_main_context_acquire () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f6d371bad75 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f6d371bafcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #4 0x00007f6d3b3c6c6c in QEventDispatcherGlib::processEvents (this=0x7f6c400008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418 #5 0x00007f6d3b36b3e2 in QEventLoop::exec (this=this@entry=0x7f6c4b7fede0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204 #6 0x00007f6d3b12ab44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503 #7 0x00007f6d3ceb8f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #8 0x00007f6d3b12fb0e in QThreadPrivate::start (arg=0x293ea80) at thread/qthread_unix.cpp:337 #9 0x00007f6d3a3356aa in start_thread (arg=0x7f6c4b7ff700) at pthread_create.c:333 #10 0x00007f6d3aab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 18 (Thread 0x7f6c4a7fe700 (LWP 4843)): #0 0x00007f6d371ff789 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #1 0x00007f6d371b9df0 in g_main_context_acquire () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f6d371bad75 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f6d371bafcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #4 0x00007f6d3b3c6c6c in QEventDispatcherGlib::processEvents (this=0x7f6c380008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418 #5 0x00007f6d3b36b3e2 in QEventLoop::exec (this=this@entry=0x7f6c4a7fdde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204 #6 0x00007f6d3b12ab44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503 #7 0x00007f6d3ceb8f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #8 0x00007f6d3b12fb0e in QThreadPrivate::start (arg=0x2a544d0) at thread/qthread_unix.cpp:337 #9 0x00007f6d3a3356aa in start_thread (arg=0x7f6c4a7fe700) at pthread_create.c:333 #10 0x00007f6d3aab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 17 (Thread 0x7f6c497fd700 (LWP 4844)): #0 0x00007f6d371ff7a4 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #1 0x00007f6d371ba8b9 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f6d371bae60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f6d371bafcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #4 0x00007f6d3b3c6c6c in QEventDispatcherGlib::processEvents (this=0x7f6c3c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418 #5 0x00007f6d3b36b3e2 in QEventLoop::exec (this=this@entry=0x7f6c497fcde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204 #6 0x00007f6d3b12ab44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503 #7 0x00007f6d3ceb8f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #8 0x00007f6d3b12fb0e in QThreadPrivate::start (arg=0x2b2e1d0) at thread/qthread_unix.cpp:337 #9 0x00007f6d3a3356aa in start_thread (arg=0x7f6c497fd700) at pthread_create.c:333 #10 0x00007f6d3aab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 16 (Thread 0x7f6c37fff700 (LWP 4845)): #0 0x00007f6d371ff24e in g_private_get () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #1 0x00007f6d371e1e00 in g_thread_self () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f6d371b9ddc in g_main_context_acquire () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f6d371bad75 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #4 0x00007f6d371bafcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #5 0x00007f6d3b3c6c6c in QEventDispatcherGlib::processEvents (this=0x7f6c300008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418 #6 0x00007f6d3b36b3e2 in QEventLoop::exec (this=this@entry=0x7f6c37ffede0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204 #7 0x00007f6d3b12ab44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503 #8 0x00007f6d3ceb8f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #9 0x00007f6d3b12fb0e in QThreadPrivate::start (arg=0x2c40940) at thread/qthread_unix.cpp:337 #10 0x00007f6d3a3356aa in start_thread (arg=0x7f6c37fff700) at pthread_create.c:333 #11 0x00007f6d3aab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 15 (Thread 0x7f6c36ffe700 (LWP 4846)): #0 0x00007f6d371ff7a4 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #1 0x00007f6d371ba6f9 in g_main_context_query () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f6d371bae37 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f6d371bafcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #4 0x00007f6d3b3c6c6c in QEventDispatcherGlib::processEvents (this=0x7f6c280008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418 #5 0x00007f6d3b36b3e2 in QEventLoop::exec (this=this@entry=0x7f6c36ffdde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204 #6 0x00007f6d3b12ab44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503 #7 0x00007f6d3ceb8f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #8 0x00007f6d3b12fb0e in QThreadPrivate::start (arg=0x2d06af0) at thread/qthread_unix.cpp:337 #9 0x00007f6d3a3356aa in start_thread (arg=0x7f6c36ffe700) at pthread_create.c:333 #10 0x00007f6d3aab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 14 (Thread 0x7f6c35ffd700 (LWP 4847)): #0 0x00007f6d371ff7a4 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #1 0x00007f6d371ba3f0 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f6d371bade8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f6d371bafcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #4 0x00007f6d3b3c6c6c in QEventDispatcherGlib::processEvents (this=0x7f6c2c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418 #5 0x00007f6d3b36b3e2 in QEventLoop::exec (this=this@entry=0x7f6c35ffcde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204 #6 0x00007f6d3b12ab44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503 #7 0x00007f6d3ceb8f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #8 0x00007f6d3b12fb0e in QThreadPrivate::start (arg=0x2e2d120) at thread/qthread_unix.cpp:337 #9 0x00007f6d3a3356aa in start_thread (arg=0x7f6c35ffd700) at pthread_create.c:333 #10 0x00007f6d3aab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 13 (Thread 0x7f6c34ffc700 (LWP 4849)): #0 pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 #1 0x00007f6d3b130c6b in wait (time=18446744073709551615, this=0x2836940) at thread/qwaitcondition_unix.cpp:128 #2 QWaitCondition::wait (this=<optimized out>, mutex=0x282ce30, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:200 #3 0x00007f6d3fa14fab in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #4 0x00007f6d3fa153a0 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #5 0x00007f6d3b12fb0e in QThreadPrivate::start (arg=0x282cdb0) at thread/qthread_unix.cpp:337 #6 0x00007f6d3a3356aa in start_thread (arg=0x7f6c34ffc700) at pthread_create.c:333 #7 0x00007f6d3aab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 12 (Thread 0x7f6c26fff700 (LWP 4850)): #0 pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 #1 0x00007f6d3b130c6b in wait (time=18446744073709551615, this=0x1811f50) at thread/qwaitcondition_unix.cpp:128 #2 QWaitCondition::wait (this=<optimized out>, mutex=0x14faf40, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:200 #3 0x00007f6d3fa14fab in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #4 0x00007f6d3fa153a0 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #5 0x00007f6d3b12fb0e in QThreadPrivate::start (arg=0x14faec0) at thread/qthread_unix.cpp:337 #6 0x00007f6d3a3356aa in start_thread (arg=0x7f6c26fff700) at pthread_create.c:333 #7 0x00007f6d3aab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 11 (Thread 0x7f6c194f9700 (LWP 4853)): #0 0x00007f6d371ff7a4 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #1 0x00007f6d371ba3f0 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f6d371bade8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f6d371bafcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #4 0x00007f6d3b3c6c6c in QEventDispatcherGlib::processEvents (this=0x7f6c140008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418 #5 0x00007f6d3b36b3e2 in QEventLoop::exec (this=this@entry=0x7f6c194f8dc0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204 #6 0x00007f6d3b12ab44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503 #7 0x00007f6c1b790cf7 in KCupsConnection::run() () from /usr/lib/x86_64-linux-gnu/libkcupslib.so #8 0x00007f6d3b12fb0e in QThreadPrivate::start (arg=0x3a1b560) at thread/qthread_unix.cpp:337 #9 0x00007f6d3a3356aa in start_thread (arg=0x7f6c194f9700) at pthread_create.c:333 #10 0x00007f6d3aab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 10 (Thread 0x7f6c13fff700 (LWP 4858)): #0 0x00007f6d371ff7a4 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #1 0x00007f6d371ba8b9 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f6d371bae60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f6d371bafcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #4 0x00007f6d3b3c6c6c in QEventDispatcherGlib::processEvents (this=0x7f6c0c04d370, flags=...) at kernel/qeventdispatcher_glib.cpp:418 #5 0x00007f6d3b36b3e2 in QEventLoop::exec (this=this@entry=0x7f6c13ffede0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204 #6 0x00007f6d3b12ab44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503 #7 0x00007f6d3ceb8f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #8 0x00007f6d3b12fb0e in QThreadPrivate::start (arg=0x3719550) at thread/qthread_unix.cpp:337 #9 0x00007f6d3a3356aa in start_thread (arg=0x7f6c13fff700) at pthread_create.c:333 #10 0x00007f6d3aab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 9 (Thread 0x7f6c12ffe700 (LWP 4859)): #0 0x00007f6d371ff7a2 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #1 0x00007f6d371bad6d in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f6d371bafcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f6d3b3c6c6c in QEventDispatcherGlib::processEvents (this=0x7f6c040008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418 #4 0x00007f6d3b36b3e2 in QEventLoop::exec (this=this@entry=0x7f6c12ffdde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204 #5 0x00007f6d3b12ab44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503 #6 0x00007f6d3ceb8f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #7 0x00007f6d3b12fb0e in QThreadPrivate::start (arg=0x3a150a0) at thread/qthread_unix.cpp:337 #8 0x00007f6d3a3356aa in start_thread (arg=0x7f6c12ffe700) at pthread_create.c:333 #9 0x00007f6d3aab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 8 (Thread 0x7f6c10956700 (LWP 4861)): #0 0x00007f6d3aaae8dd in poll () at ../sysdeps/unix/syscall-template.S:81 #1 0x00007f6d371baebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007f6d371bafcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007f6d3b3c6c6c in QEventDispatcherGlib::processEvents (this=0x7f6c000008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418 #4 0x00007f6d3b36b3e2 in QEventLoop::exec (this=this@entry=0x7f6c10955de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204 #5 0x00007f6d3b12ab44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503 #6 0x00007f6d3ceb8f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #7 0x00007f6d3b12fb0e in QThreadPrivate::start (arg=0x429a490) at thread/qthread_unix.cpp:337 #8 0x00007f6d3a3356aa in start_thread (arg=0x7f6c10956700) at pthread_create.c:333 #9 0x00007f6d3aab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 7 (Thread 0x7f6bfffff700 (LWP 4862)): #0 pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 #1 0x00007f6d3b130c6b in wait (time=18446744073709551615, this=0x43cbbc0) at thread/qwaitcondition_unix.cpp:128 #2 QWaitCondition::wait (this=<optimized out>, mutex=0x43ce1f0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:200 #3 0x00007f6d3fa14fab in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #4 0x00007f6d3fa153a0 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #5 0x00007f6d3b12fb0e in QThreadPrivate::start (arg=0x43ce170) at thread/qthread_unix.cpp:337 #6 0x00007f6d3a3356aa in start_thread (arg=0x7f6bfffff700) at pthread_create.c:333 #7 0x00007f6d3aab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 6 (Thread 0x7f6bfe7fe700 (LWP 4863)): #0 pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 #1 0x00007f6d3b130c6b in wait (time=18446744073709551615, this=0x3dcc1e0) at thread/qwaitcondition_unix.cpp:128 #2 QWaitCondition::wait (this=<optimized out>, mutex=0x3d176b0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:200 #3 0x00007f6d3fa14fab in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #4 0x00007f6d3fa153a0 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #5 0x00007f6d3b12fb0e in QThreadPrivate::start (arg=0x3d17630) at thread/qthread_unix.cpp:337 #6 0x00007f6d3a3356aa in start_thread (arg=0x7f6bfe7fe700) at pthread_create.c:333 #7 0x00007f6d3aab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 5 (Thread 0x7f6bfc889700 (LWP 5693)): #0 pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 #1 0x00007f6d3b130c6b in wait (time=18446744073709551615, this=0x47e6190) at thread/qwaitcondition_unix.cpp:128 #2 QWaitCondition::wait (this=<optimized out>, mutex=0x5795bb0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:200 #3 0x00007f6d3fa14fab in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #4 0x00007f6d3fa153a0 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #5 0x00007f6d3b12fb0e in QThreadPrivate::start (arg=0x5795b30) at thread/qthread_unix.cpp:337 #6 0x00007f6d3a3356aa in start_thread (arg=0x7f6bfc889700) at pthread_create.c:333 #7 0x00007f6d3aab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 4 (Thread 0x7f6bf6dc9700 (LWP 6012)): #0 pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 #1 0x00007f6d3b130c6b in wait (time=18446744073709551615, this=0x63b73f0) at thread/qwaitcondition_unix.cpp:128 #2 QWaitCondition::wait (this=<optimized out>, mutex=0x641e150, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:200 #3 0x00007f6d3fa14fab in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #4 0x00007f6d3fa153a0 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #5 0x00007f6d3b12fb0e in QThreadPrivate::start (arg=0x641e0d0) at thread/qthread_unix.cpp:337 #6 0x00007f6d3a3356aa in start_thread (arg=0x7f6bf6dc9700) at pthread_create.c:333 #7 0x00007f6d3aab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 3 (Thread 0x7f6bf5348700 (LWP 6014)): #0 pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 #1 0x00007f6d3b130c6b in wait (time=18446744073709551615, this=0x694a170) at thread/qwaitcondition_unix.cpp:128 #2 QWaitCondition::wait (this=<optimized out>, mutex=0x64554f0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:200 #3 0x00007f6d3fa14fab in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #4 0x00007f6d3fa153a0 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #5 0x00007f6d3b12fb0e in QThreadPrivate::start (arg=0x6455470) at thread/qthread_unix.cpp:337 #6 0x00007f6d3a3356aa in start_thread (arg=0x7f6bf5348700) at pthread_create.c:333 #7 0x00007f6d3aab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 2 (Thread 0x7f6beefff700 (LWP 6597)): #0 pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 #1 0x00007f6d3b130c6b in wait (time=18446744073709551615, this=0x3a94560) at thread/qwaitcondition_unix.cpp:128 #2 QWaitCondition::wait (this=<optimized out>, mutex=0x70c62f0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:200 #3 0x00007f6d3fa14fab in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #4 0x00007f6d3fa153a0 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #5 0x00007f6d3b12fb0e in QThreadPrivate::start (arg=0x70c6270) at thread/qthread_unix.cpp:337 #6 0x00007f6d3a3356aa in start_thread (arg=0x7f6beefff700) at pthread_create.c:333 #7 0x00007f6d3aab9eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 1 (Thread 0x7f6d3fcff7c0 (LWP 4813)): [KCrash Handler] #6 KXErrorHandler::handle (this=0x90, dpy=0xeea990, e=0x7ffc005154f0) at ../../src/kxerrorhandler.cpp:109 #7 0x00007f6d3f67507e in KXErrorHandler::handler_wrapper (dpy=<optimized out>, e=<optimized out>) at ../../src/kxerrorhandler.cpp:102 #8 0x00007f6d3d26f7ed in _XError (dpy=dpy@entry=0xeea990, rep=rep@entry=0x7f6d28008e70) at ../../src/XlibInt.c:1463 #9 0x00007f6d3d26c7e7 in handle_error (dpy=dpy@entry=0xeea990, err=0x7f6d28008e70, in_XReply=in_XReply@entry=1) at ../../src/xcb_io.c:213 #10 0x00007f6d3d26d8b1 in _XReply (dpy=dpy@entry=0xeea990, rep=rep@entry=0x7ffc00515690, extra=extra@entry=0, discard=discard@entry=0) at ../../src/xcb_io.c:699 #11 0x00007f6d3d2544c6 in XGetWindowProperty (dpy=0xeea990, w=132120581, property=property@entry=67, offset=offset@entry=0, length=length@entry=8192, delete=delete@entry=0, req_type=31, actual_type=0x7ffc00515750, actual_format=0x7ffc0051574c, nitems=0x7ffc00515758, bytesafter=0x7ffc00515760, prop=0x7ffc00515768) at ../../src/GetProp.c:69 #12 0x00007f6d3d25372d in XGetClassHint (dpy=<optimized out>, w=<optimized out>, classhint=0x7ffc005157a0) at ../../src/GetHints.c:311 #13 0x00007f6c521dcc93 in TaskManager::Task::classClass (this=this@entry=0x68437d0) at ../../libtaskmanager/task_x11.cpp:76 #14 0x00007f6c521cdaca in TaskManager::TaskItem::launcherUrlFromTask (groupManager=0x25638d0, task=0x68437d0, startup=startup@entry=0x0) at ../../libtaskmanager/taskitem.cpp:584 #15 0x00007f6c521a98f7 in TaskManager::GroupManagerPrivate::addTask (this=this@entry=0x2564220, task=0x68437d0) at ../../libtaskmanager/groupmanager.cpp:373 #16 0x00007f6c521ac8d2 in TaskManager::GroupManagerPrivate::taskChanged (this=0x2564220, task=0x68437d0, changes=...) at ../../libtaskmanager/groupmanager.cpp:658 #17 0x00007f6c521ada76 in TaskManager::GroupManager::qt_static_metacall (_o=0x25638d0, _c=15640976, _id=5330160, _a=0x7ffc00515c20) at ./moc_groupmanager.cpp:277 #18 0x00007f6d3b39e9c9 in QMetaObject::activate (sender=sender@entry=0x7f6c523fbf90 <TaskManager::(anonymous namespace)::Q_QGS_privateTaskManagerSelf::innerFunction()::holder>, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=6, argv=argv@entry=0x7ffc00515c20) at kernel/qobject.cpp:3716 #19 0x00007f6d3b39f057 in QMetaObject::activate (sender=sender@entry=0x7f6c523fbf90 <TaskManager::(anonymous namespace)::Q_QGS_privateTaskManagerSelf::innerFunction()::holder>, m=m@entry=0x7f6c523f8800 <TaskManager::TaskManager::staticMetaObject>, local_signal_index=local_signal_index@entry=6, argv=argv@entry=0x7ffc00515c20) at kernel/qobject.cpp:3582 #20 0x00007f6c521d0d7a in TaskManager::TaskManager::windowChanged (this=this@entry=0x7f6c523fbf90 <TaskManager::(anonymous namespace)::Q_QGS_privateTaskManagerSelf::innerFunction()::holder>, _t1=0x68437d0, _t2=...) at ./moc_taskmanager.cpp:346 #21 0x00007f6c521d1396 in TaskManager::TaskManager::taskChanged (this=0x7f6c523fbf90 <TaskManager::(anonymous namespace)::Q_QGS_privateTaskManagerSelf::innerFunction()::holder>, changes=...) at ../../libtaskmanager/taskmanager.cpp:385 #22 0x00007f6c521d3a3c in TaskManager::TaskManager::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at ./moc_taskmanager.cpp:181 #23 0x00007f6d3b39e9c9 in QMetaObject::activate (sender=sender@entry=0x68437d0, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7ffc00515e30) at kernel/qobject.cpp:3716 #24 0x00007f6d3b39f057 in QMetaObject::activate (sender=sender@entry=0x68437d0, m=m@entry=0x7f6c523fa6e0 <TaskManager::Task::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7ffc00515e30) at kernel/qobject.cpp:3582 #25 0x00007f6c521de218 in TaskManager::Task::changed (this=this@entry=0x68437d0, _t1=...) at moc_task.cpp:354 #26 0x00007f6c521c04a2 in TaskManager::Task::refresh (this=this@entry=0x68437d0, dirty=...) at ../../libtaskmanager/task.cpp:161 #27 0x00007f6c521d34ca in TaskManager::TaskManager::windowChanged (this=<optimized out>, w=132120581, dirty=0x7ffc00516180) at ../../libtaskmanager/taskmanager.cpp:372 #28 0x00007f6c521d39c8 in TaskManager::TaskManager::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at ./moc_taskmanager.cpp:174 #29 0x00007f6d3b39e9c9 in QMetaObject::activate (sender=0x7f6d3f8a19f0 <(anonymous namespace)::Q_QGS_g_kwmInstanceContainer::innerFunction()::holder>, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=10, argv=argv@entry=0x7ffc00516110) at kernel/qobject.cpp:3716 #30 0x00007f6d3b39f057 in QMetaObject::activate (sender=<optimized out>, m=m@entry=0x7f6d3f8a0b40 <KWindowSystem::staticMetaObject>, local_signal_index=local_signal_index@entry=10, argv=argv@entry=0x7ffc00516110) at kernel/qobject.cpp:3582 #31 0x00007f6d3f6904bb in KWindowSystem::windowChanged (this=<optimized out>, _t1=132120581, _t2=0x7ffc00516180) at moc_kwindowsystem.cpp:347 #32 0x00007f6d3f678d1b in NETEventFilter::nativeEventFilter (this=0x250ce20, ev=0x7f6d2800be50) at ../../src/kwindowsystem_x11.cpp:261 #33 0x00007f6d3b36a510 in QAbstractEventDispatcher::filterNativeEvent (this=this@entry=0xf1ea30, eventType=..., message=message@entry=0x7f6d2800be50, result=result@entry=0x7ffc00516278) at kernel/qabstracteventdispatcher.cpp:460 #34 0x00007f6d2f6f702d in QXcbConnection::handleXcbEvent (this=this@entry=0xeea5d0, event=event@entry=0x7f6d2800be50) at qxcbconnection.cpp:863 #35 0x00007f6d2f6f84bb in QXcbConnection::processXcbEvents (this=0xeea5d0) at qxcbconnection.cpp:1303 #36 0x00007f6d3b39f73a in QObject::event (this=0xeea5d0, e=<optimized out>) at kernel/qobject.cpp:1245 #37 0x00007f6d3bc77b2c in QApplicationPrivate::notify_helper (this=0xedd830, receiver=0xeea5d0, e=0x7f6d28009170) at kernel/qapplication.cpp:3720 #38 0x00007f6d3bc7d000 in QApplication::notify (this=0x7ffc00516af0, receiver=0xeea5d0, e=0x7f6d28009170) at kernel/qapplication.cpp:3503 #39 0x00007f6d3b36dc2b in QCoreApplication::notifyInternal (this=0x7ffc00516af0, receiver=0xeea5d0, event=event@entry=0x7f6d28009170) at kernel/qcoreapplication.cpp:935 #40 0x00007f6d3b36fc9b in sendEvent (event=0x7f6d28009170, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:228 #41 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0xed3280) at kernel/qcoreapplication.cpp:1552 #42 0x00007f6d3b370298 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1410 #43 0x00007f6d3b3c6843 in postEventSourceDispatch (s=0xf185b0) at kernel/qeventdispatcher_glib.cpp:271 #44 0x00007f6d371bac3d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #45 0x00007f6d371baf20 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #46 0x00007f6d371bafcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #47 0x00007f6d3b3c6c57 in QEventDispatcherGlib::processEvents (this=0xf1ea30, flags=...) at kernel/qeventdispatcher_glib.cpp:418 #48 0x00007f6d3b36b3e2 in QEventLoop::exec (this=this@entry=0x7ffc00516970, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204 #49 0x00007f6d3b37302c in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1188 #50 0x00007f6d3b6b231c in QGuiApplication::exec () at kernel/qguiapplication.cpp:1510 #51 0x00007f6d3bc737a5 in QApplication::exec () at kernel/qapplication.cpp:2956 #52 0x000000000042fd9b in main (argc=4, argv=<optimized out>) at ../../shell/main.cpp:158 Possible duplicates by query: bug 353831, bug 352531, bug 352095, bug 351347, bug 350658. Reported using DrKonqi
Thanks 5.2 is rather old. If you're on Kubuntu look for "Kubuntu backports" *** This bug has been marked as a duplicate of bug 340583 ***