Bug 350204

Summary: Plasmashell crash when connecting to wifi
Product: [Plasma] plasmashell Reporter: temple <temple>
Component: generalAssignee: David Edmundson <kde>
Status: RESOLVED DUPLICATE    
Severity: crash CC: bhush94, plasma-bugs
Priority: NOR Keywords: drkonqi
Version: 5.2.2   
Target Milestone: 1.0   
Platform: Ubuntu   
OS: Linux   
Latest Commit: Version Fixed In:
Sentry Crash Report:

Description temple 2015-07-14 09:35:13 UTC 
Application: plasmashell (5.2.2)

Qt Version: 5.4.1
Operating System: Linux 3.19.0-22-generic x86_64
Distribution: Ubuntu 15.04

-- Information about the crash:
I was connecting to a known WIFI network using network manager applet., its passphrase is stored in Kwallet.

Plasmashell sometimes crash depending on unpredictable GUI applications management.

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 0x7fe5cc6637c0 (LWP 3802))]

Thread 39 (Thread 0x7fe5b82b6700 (LWP 3805)):
#0  0x00007fe5c74188dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe5c9985b72 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007fe5c998764f in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007fe5ba5fd099 in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/platforms/libqxcb.so
#4  0x00007fe5c7a99b0e in QThreadPrivate::start (arg=0xd7f7b0) at thread/qthread_unix.cpp:337
#5  0x00007fe5c6c9f6aa in start_thread (arg=0x7fe5b82b6700) at pthread_create.c:333
#6  0x00007fe5c7423eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 38 (Thread 0x7fe5b5739700 (LWP 3819)):
#0  0x00007fe5c741449d in read () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe5c3b682f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fe5c3b2496c in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe5c3b24e60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fe5c3b24fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fe5c7d30c6c in QEventDispatcherGlib::processEvents (this=0x7fe5ac0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#6  0x00007fe5c7cd53e2 in QEventLoop::exec (this=this@entry=0x7fe5b5738de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#7  0x00007fe5c7a94b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#8  0x00007fe5c9822f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#9  0x00007fe5c7a99b0e in QThreadPrivate::start (arg=0xe45160) at thread/qthread_unix.cpp:337
#10 0x00007fe5c6c9f6aa in start_thread (arg=0x7fe5b5739700) at pthread_create.c:333
#11 0x00007fe5c7423eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 37 (Thread 0x7fe5a3b5c700 (LWP 3845)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fe5a6b994fb in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#2  0x00007fe5a6b98c87 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007fe5c6c9f6aa in start_thread (arg=0x7fe5a3b5c700) at pthread_create.c:333
#4  0x00007fe5c7423eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 36 (Thread 0x7fe59f4a0700 (LWP 3853)):
#0  0x00007fe5c74188dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe5c3b24ebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fe5c3b24fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe5c7d30c6c in QEventDispatcherGlib::processEvents (this=0x7fe5980008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007fe5c7cd53e2 in QEventLoop::exec (this=this@entry=0x7fe59f49fde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007fe5c7a94b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007fe5c9822f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fe5c7a99b0e in QThreadPrivate::start (arg=0x1137e50) at thread/qthread_unix.cpp:337
#8  0x00007fe5c6c9f6aa in start_thread (arg=0x7fe59f4a0700) at pthread_create.c:333
#9  0x00007fe5c7423eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 35 (Thread 0x7fe59d79b700 (LWP 3862)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fe5cb7a3644 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#2  0x00007fe5cb7a3689 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#3  0x00007fe5c6c9f6aa in start_thread (arg=0x7fe59d79b700) at pthread_create.c:333
#4  0x00007fe5c7423eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 34 (Thread 0x7fe517fff700 (LWP 3863)):
#0  0x00007fe5c74188dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe5c3b24ebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fe5c3b24fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe5c7d30c6c in QEventDispatcherGlib::processEvents (this=0x7fe5100008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007fe5c7cd53e2 in QEventLoop::exec (this=this@entry=0x7fe517ffede0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007fe5c7a94b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007fe5c9822f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fe5c7a99b0e in QThreadPrivate::start (arg=0x1143860) at thread/qthread_unix.cpp:337
#8  0x00007fe5c6c9f6aa in start_thread (arg=0x7fe517fff700) at pthread_create.c:333
#9  0x00007fe5c7423eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 33 (Thread 0x7fe516dde700 (LWP 3865)):
#0  0x00007fe5c3b23e59 in g_main_context_acquire () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fe5c3b24d75 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fe5c3b24fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe5c7d30c6c in QEventDispatcherGlib::processEvents (this=0x7fe5080008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007fe5c7cd53e2 in QEventLoop::exec (this=this@entry=0x7fe516dddde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007fe5c7a94b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007fe5c9822f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fe5c7a99b0e in QThreadPrivate::start (arg=0x10c73e0) at thread/qthread_unix.cpp:337
#8  0x00007fe5c6c9f6aa in start_thread (arg=0x7fe516dde700) at pthread_create.c:333
#9  0x00007fe5c7423eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 32 (Thread 0x7fe515dbd700 (LWP 3866)):
#0  0x00007fe5c74188dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe5c3b24ebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fe5c3b24fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe5c7d30c6c in QEventDispatcherGlib::processEvents (this=0x7fe50c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007fe5c7cd53e2 in QEventLoop::exec (this=this@entry=0x7fe515dbcde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007fe5c7a94b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007fe5c9822f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fe5c7a99b0e in QThreadPrivate::start (arg=0x1447de0) at thread/qthread_unix.cpp:337
#8  0x00007fe5c6c9f6aa in start_thread (arg=0x7fe515dbd700) at pthread_create.c:333
#9  0x00007fe5c7423eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 31 (Thread 0x7fe514cbc700 (LWP 3867)):
#0  0x00007fe5c74188dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe5c3b24ebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fe5c3b24fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe5c7d30c6c in QEventDispatcherGlib::processEvents (this=0x7fe5000008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007fe5c7cd53e2 in QEventLoop::exec (this=this@entry=0x7fe514cbbde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007fe5c7a94b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007fe5c9822f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fe5c7a99b0e in QThreadPrivate::start (arg=0x1519130) at thread/qthread_unix.cpp:337
#8  0x00007fe5c6c9f6aa in start_thread (arg=0x7fe514cbc700) at pthread_create.c:333
#9  0x00007fe5c7423eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 30 (Thread 0x7fe5077ff700 (LWP 3868)):
#0  0x00007fe5c3b24dc4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fe5c3b24fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fe5c7d30c6c in QEventDispatcherGlib::processEvents (this=0x7fe4fc0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#3  0x00007fe5c7cd53e2 in QEventLoop::exec (this=this@entry=0x7fe5077fede0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#4  0x00007fe5c7a94b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#5  0x00007fe5c9822f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#6  0x00007fe5c7a99b0e in QThreadPrivate::start (arg=0x16010a0) at thread/qthread_unix.cpp:337
#7  0x00007fe5c6c9f6aa in start_thread (arg=0x7fe5077ff700) at pthread_create.c:333
#8  0x00007fe5c7423eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 29 (Thread 0x7fe5067fe700 (LWP 3869)):
#0  0x00007fe5c3b24918 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fe5c3b24e60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fe5c3b24fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe5c7d30c6c in QEventDispatcherGlib::processEvents (this=0x7fe4f40008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007fe5c7cd53e2 in QEventLoop::exec (this=this@entry=0x7fe5067fdde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007fe5c7a94b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007fe5c9822f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fe5c7a99b0e in QThreadPrivate::start (arg=0x1702450) at thread/qthread_unix.cpp:337
#8  0x00007fe5c6c9f6aa in start_thread (arg=0x7fe5067fe700) at pthread_create.c:333
#9  0x00007fe5c7423eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 28 (Thread 0x7fe5057fd700 (LWP 3870)):
#0  0x00007fe5c3b69780 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fe5c3b248cc in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fe5c3b24e60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe5c3b24fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fe5c7d30c6c in QEventDispatcherGlib::processEvents (this=0x7fe4f80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007fe5c7cd53e2 in QEventLoop::exec (this=this@entry=0x7fe5057fcde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007fe5c7a94b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007fe5c9822f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007fe5c7a99b0e in QThreadPrivate::start (arg=0x17e78d0) at thread/qthread_unix.cpp:337
#9  0x00007fe5c6c9f6aa in start_thread (arg=0x7fe5057fd700) at pthread_create.c:333
#10 0x00007fe5c7423eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 27 (Thread 0x7fe4f3fff700 (LWP 3882)):
#0  0x00007fe5c3b21ebb in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fe5c3b2439b in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fe5c3b24de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe5c3b24fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fe5c7d30c6c in QEventDispatcherGlib::processEvents (this=0x7fe4ec0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007fe5c7cd53e2 in QEventLoop::exec (this=this@entry=0x7fe4f3ffede0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007fe5c7a94b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007fe5c9822f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007fe5c7a99b0e in QThreadPrivate::start (arg=0x18d69e0) at thread/qthread_unix.cpp:337
#9  0x00007fe5c6c9f6aa in start_thread (arg=0x7fe4f3fff700) at pthread_create.c:333
#10 0x00007fe5c7423eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 26 (Thread 0x7fe4f2d18700 (LWP 3904)):
#0  0x00007fe5c74188dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe5c3b24ebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fe5c3b24fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe5c7d30c6c in QEventDispatcherGlib::processEvents (this=0x7fe4e40008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007fe5c7cd53e2 in QEventLoop::exec (this=this@entry=0x7fe4f2d17de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007fe5c7a94b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007fe5c9822f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fe5c7a99b0e in QThreadPrivate::start (arg=0x1bbdc00) at thread/qthread_unix.cpp:337
#8  0x00007fe5c6c9f6aa in start_thread (arg=0x7fe4f2d18700) at pthread_create.c:333
#9  0x00007fe5c7423eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 25 (Thread 0x7fe4f1462700 (LWP 3905)):
#0  0x00007fe5c3b69789 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fe5c3b24dbd in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fe5c3b24fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe5c7d30c6c in QEventDispatcherGlib::processEvents (this=0x7fe4e80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007fe5c7cd53e2 in QEventLoop::exec (this=this@entry=0x7fe4f1461d90, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007fe5c7a94b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007fe5cc30cb56 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#7  0x00007fe5c7a99b0e in QThreadPrivate::start (arg=0x1c57fe0) at thread/qthread_unix.cpp:337
#8  0x00007fe5c6c9f6aa in start_thread (arg=0x7fe4f1462700) at pthread_create.c:333
#9  0x00007fe5c7423eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 24 (Thread 0x7fe4f08c7700 (LWP 3908)):
#0  0x00007fe5c741449d in read () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe5c3b682f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fe5c3b2496c in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe5c3b24e60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fe5c3b24fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fe5c7d30c6c in QEventDispatcherGlib::processEvents (this=0x7fe4dc0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#6  0x00007fe5c7cd53e2 in QEventLoop::exec (this=this@entry=0x7fe4f08c6de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#7  0x00007fe5c7a94b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#8  0x00007fe5c9822f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#9  0x00007fe5c7a99b0e in QThreadPrivate::start (arg=0x1cdc380) at thread/qthread_unix.cpp:337
#10 0x00007fe5c6c9f6aa in start_thread (arg=0x7fe4f08c7700) at pthread_create.c:333
#11 0x00007fe5c7423eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 23 (Thread 0x7fe4e0e7f700 (LWP 3952)):
#0  0x00007fe5c3b69789 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fe5c3b24e7e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fe5c3b24fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe5c7d30c6c in QEventDispatcherGlib::processEvents (this=0x252a3d0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007fe5c7cd53e2 in QEventLoop::exec (this=this@entry=0x7fe4e0e7ede0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007fe5c7a94b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007fe5c9822f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fe5c7a99b0e in QThreadPrivate::start (arg=0x2528f00) at thread/qthread_unix.cpp:337
#8  0x00007fe5c6c9f6aa in start_thread (arg=0x7fe4e0e7f700) at pthread_create.c:333
#9  0x00007fe5c7423eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 22 (Thread 0x7fe4db7ff700 (LWP 3953)):
#0  idleTimerSourcePrepare (source=0x7fe4dc029d90, timeout=0x7fe4db7fec14) at kernel/qeventdispatcher_glib.cpp:197
#1  0x00007fe5c3b243fd in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fe5c3b24de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe5c3b24fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fe5c7d30c6c in QEventDispatcherGlib::processEvents (this=0x7fe4dc008720, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007fe5c7cd53e2 in QEventLoop::exec (this=this@entry=0x7fe4db7fede0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007fe5c7a94b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007fe5c9822f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007fe5c7a99b0e in QThreadPrivate::start (arg=0x25efdc0) at thread/qthread_unix.cpp:337
#9  0x00007fe5c6c9f6aa in start_thread (arg=0x7fe4db7ff700) at pthread_create.c:333
#10 0x00007fe5c7423eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 21 (Thread 0x7fe4da7fe700 (LWP 3954)):
#0  0x00007fe5c3b24390 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fe5c3b24de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fe5c3b24fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe5c7d30c6c in QEventDispatcherGlib::processEvents (this=0x7fe4e8003480, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007fe5c7cd53e2 in QEventLoop::exec (this=this@entry=0x7fe4da7fdde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007fe5c7a94b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007fe5c9822f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fe5c7a99b0e in QThreadPrivate::start (arg=0x26f86e0) at thread/qthread_unix.cpp:337
#8  0x00007fe5c6c9f6aa in start_thread (arg=0x7fe4da7fe700) at pthread_create.c:333
#9  0x00007fe5c7423eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 20 (Thread 0x7fe4d97fd700 (LWP 3955)):
#0  __GI___pthread_getspecific (key=3) at pthread_getspecific.c:61
#1  0x00007fe5c3b4be00 in g_thread_self () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fe5c3b23ddc in g_main_context_acquire () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe5c3b24d75 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fe5c3b24fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fe5c7d30c6c in QEventDispatcherGlib::processEvents (this=0x7fe4e40013e0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#6  0x00007fe5c7cd53e2 in QEventLoop::exec (this=this@entry=0x7fe4d97fcde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#7  0x00007fe5c7a94b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#8  0x00007fe5c9822f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#9  0x00007fe5c7a99b0e in QThreadPrivate::start (arg=0x27d2f10) at thread/qthread_unix.cpp:337
#10 0x00007fe5c6c9f6aa in start_thread (arg=0x7fe4d97fd700) at pthread_create.c:333
#11 0x00007fe5c7423eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 19 (Thread 0x7fe4d87fc700 (LWP 3956)):
#0  0x00007fe5c74188dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe5c3b24ebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fe5c3b24fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe5c7d30c6c in QEventDispatcherGlib::processEvents (this=0x7fe4ec008630, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007fe5c7cd53e2 in QEventLoop::exec (this=this@entry=0x7fe4d87fbde0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007fe5c7a94b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007fe5c9822f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fe5c7a99b0e in QThreadPrivate::start (arg=0x28c1110) at thread/qthread_unix.cpp:337
#8  0x00007fe5c6c9f6aa in start_thread (arg=0x7fe4d87fc700) at pthread_create.c:333
#9  0x00007fe5c7423eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 18 (Thread 0x7fe4d77fb700 (LWP 3957)):
#0  0x00007fe5c3b69789 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fe5c3b24409 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fe5c3b24de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe5c3b24fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fe5c7d30c6c in QEventDispatcherGlib::processEvents (this=0x7fe4f8004ce0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007fe5c7cd53e2 in QEventLoop::exec (this=this@entry=0x7fe4d77fade0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007fe5c7a94b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007fe5c9822f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007fe5c7a99b0e in QThreadPrivate::start (arg=0x29b5070) at thread/qthread_unix.cpp:337
#9  0x00007fe5c6c9f6aa in start_thread (arg=0x7fe4d77fb700) at pthread_create.c:333
#10 0x00007fe5c7423eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 17 (Thread 0x7fe4d67fa700 (LWP 3958)):
#0  0x00007fe5c3b697a4 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fe5c3b24852 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fe5c3b24e60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe5c3b24fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fe5c7d30c6c in QEventDispatcherGlib::processEvents (this=0x7fe4f416c2a0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007fe5c7cd53e2 in QEventLoop::exec (this=this@entry=0x7fe4d67f9de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007fe5c7a94b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007fe5c9822f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007fe5c7a99b0e in QThreadPrivate::start (arg=0x2ac8b70) at thread/qthread_unix.cpp:337
#9  0x00007fe5c6c9f6aa in start_thread (arg=0x7fe4d67fa700) at pthread_create.c:333
#10 0x00007fe5c7423eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 16 (Thread 0x7fe4d57f9700 (LWP 3959)):
#0  0x00007fe5c741448d in read () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe5c3b682f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fe5c3b2496c in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe5c3b24e60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fe5c3b24fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fe5c7d30c6c in QEventDispatcherGlib::processEvents (this=0x7fe4fc0082c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#6  0x00007fe5c7cd53e2 in QEventLoop::exec (this=this@entry=0x7fe4d57f8de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#7  0x00007fe5c7a94b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#8  0x00007fe5c9822f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#9  0x00007fe5c7a99b0e in QThreadPrivate::start (arg=0x2b94920) at thread/qthread_unix.cpp:337
#10 0x00007fe5c6c9f6aa in start_thread (arg=0x7fe4d57f9700) at pthread_create.c:333
#11 0x00007fe5c7423eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 15 (Thread 0x7fe4d47f8700 (LWP 3960)):
#0  0x00007fe5c3b697a4 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fe5c3b24d6d in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fe5c3b24fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe5c7d30c6c in QEventDispatcherGlib::processEvents (this=0x7fe5000082c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007fe5c7cd53e2 in QEventLoop::exec (this=this@entry=0x7fe4d47f7de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007fe5c7a94b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007fe5c9822f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fe5c7a99b0e in QThreadPrivate::start (arg=0x2caa370) at thread/qthread_unix.cpp:337
#8  0x00007fe5c6c9f6aa in start_thread (arg=0x7fe4d47f8700) at pthread_create.c:333
#9  0x00007fe5c7423eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 14 (Thread 0x7fe4d37f7700 (LWP 3961)):
#0  0x00007fe5c3b697a4 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fe5c3b248b9 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fe5c3b24e60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe5c3b24fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fe5c7d30c6c in QEventDispatcherGlib::processEvents (this=0x7fe50c008720, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007fe5c7cd53e2 in QEventLoop::exec (this=this@entry=0x7fe4d37f6de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007fe5c7a94b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007fe5c9822f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007fe5c7a99b0e in QThreadPrivate::start (arg=0x2d76980) at thread/qthread_unix.cpp:337
#9  0x00007fe5c6c9f6aa in start_thread (arg=0x7fe4d37f7700) at pthread_create.c:333
#10 0x00007fe5c7423eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 13 (Thread 0x7fe4d2756700 (LWP 3962)):
#0  0x00007fe5c3b697a4 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fe5c3b24e76 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fe5c3b24fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe5c7d30c6c in QEventDispatcherGlib::processEvents (this=0x7fe50800e7e0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007fe5c7cd53e2 in QEventLoop::exec (this=this@entry=0x7fe4d2755de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007fe5c7a94b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007fe5c9822f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fe5c7a99b0e in QThreadPrivate::start (arg=0x2e63b50) at thread/qthread_unix.cpp:337
#8  0x00007fe5c6c9f6aa in start_thread (arg=0x7fe4d2756700) at pthread_create.c:333
#9  0x00007fe5c7423eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 12 (Thread 0x7fe4d1655700 (LWP 3963)):
#0  0x00007fe5c3b69798 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fe5c3b23df0 in g_main_context_acquire () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fe5c3b24d75 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe5c3b24fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fe5c7d30c6c in QEventDispatcherGlib::processEvents (this=0x7fe51001b740, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007fe5c7cd53e2 in QEventLoop::exec (this=this@entry=0x7fe4d1654de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007fe5c7a94b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007fe5c9822f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007fe5c7a99b0e in QThreadPrivate::start (arg=0x2f53110) at thread/qthread_unix.cpp:337
#9  0x00007fe5c6c9f6aa in start_thread (arg=0x7fe4d1655700) at pthread_create.c:333
#10 0x00007fe5c7423eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 11 (Thread 0x7fe4d0554700 (LWP 3964)):
#0  0x00007fe5c74188dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe5c3b24ebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fe5c3b24fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe5c7d30c6c in QEventDispatcherGlib::processEvents (this=0x7fe5980013e0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007fe5c7cd53e2 in QEventLoop::exec (this=this@entry=0x7fe4d0553de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007fe5c7a94b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007fe5c9822f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fe5c7a99b0e in QThreadPrivate::start (arg=0x3073560) at thread/qthread_unix.cpp:337
#8  0x00007fe5c6c9f6aa in start_thread (arg=0x7fe4d0554700) at pthread_create.c:333
#9  0x00007fe5c7423eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 10 (Thread 0x7fe4cf453700 (LWP 3965)):
#0  0x00007fe5c74188dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fe5c3b24ebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fe5c3b24fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe5c7d30c6c in QEventDispatcherGlib::processEvents (this=0x7fe5ac077420, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007fe5c7cd53e2 in QEventLoop::exec (this=this@entry=0x7fe4cf452de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007fe5c7a94b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007fe5c9822f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fe5c7a99b0e in QThreadPrivate::start (arg=0x3133010) at thread/qthread_unix.cpp:337
#8  0x00007fe5c6c9f6aa in start_thread (arg=0x7fe4cf453700) at pthread_create.c:333
#9  0x00007fe5c7423eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 9 (Thread 0x7fe4c9606700 (LWP 3982)):
#0  0x00007fe5c3b697a4 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fe5c3b243f0 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fe5c3b24de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe5c3b24fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fe5c7d30c6c in QEventDispatcherGlib::processEvents (this=0x7fe5a80013e0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007fe5c7cd53e2 in QEventLoop::exec (this=this@entry=0x7fe4c9605dc0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007fe5c7a94b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007fe4cb8a6cf7 in KCupsConnection::run() () from /usr/lib/x86_64-linux-gnu/libkcupslib.so
#8  0x00007fe5c7a99b0e in QThreadPrivate::start (arg=0x36de530) at thread/qthread_unix.cpp:337
#9  0x00007fe5c6c9f6aa in start_thread (arg=0x7fe4c9606700) at pthread_create.c:333
#10 0x00007fe5c7423eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 8 (Thread 0x7fe4c8787700 (LWP 3983)):
#0  0x00007fe5c3b23dd3 in g_main_context_acquire () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fe5c3b24d75 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fe5c3b24fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe5c7d30c6c in QEventDispatcherGlib::processEvents (this=0x7fe5b0006b10, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007fe5c7cd53e2 in QEventLoop::exec (this=this@entry=0x7fe4c8786de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007fe5c7a94b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007fe5c9822f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fe5c7a99b0e in QThreadPrivate::start (arg=0x32bf9f0) at thread/qthread_unix.cpp:337
#8  0x00007fe5c6c9f6aa in start_thread (arg=0x7fe4c8787700) at pthread_create.c:333
#9  0x00007fe5c7423eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 7 (Thread 0x7fe4c7786700 (LWP 3984)):
#0  __GI___tls_get_addr (ti=0x7fe5c7f33680) at dl-tls.c:830
#1  0x00007fe5c7a98a12 in get_thread_data () at thread/qthread_unix.cpp:181
#2  QThreadData::current (createIfNecessary=createIfNecessary@entry=true) at thread/qthread_unix.cpp:212
#3  0x00007fe5c7d30591 in postEventSourcePrepare (timeout=0x0, s=0x39f2290) at kernel/qeventdispatcher_glib.cpp:247
#4  postEventSourceCheck (source=0x39f2290) at kernel/qeventdispatcher_glib.cpp:264
#5  0x00007fe5c3b248c1 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007fe5c3b24e60 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007fe5c3b24fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#8  0x00007fe5c7d30c6c in QEventDispatcherGlib::processEvents (this=0x39eaf10, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#9  0x00007fe5c7cd53e2 in QEventLoop::exec (this=this@entry=0x7fe4c7785de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#10 0x00007fe5c7a94b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#11 0x00007fe5c9822f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#12 0x00007fe5c7a99b0e in QThreadPrivate::start (arg=0x39eb330) at thread/qthread_unix.cpp:337
#13 0x00007fe5c6c9f6aa in start_thread (arg=0x7fe4c7786700) at pthread_create.c:333
#14 0x00007fe5c7423eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 6 (Thread 0x7fe4c4489700 (LWP 3985)):
#0  0x00007fe5c3b21eb3 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fe5c3b2439b in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fe5c3b24de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe5c3b24fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fe5c7d30c6c in QEventDispatcherGlib::processEvents (this=0x7fe4dc0298b0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007fe5c7cd53e2 in QEventLoop::exec (this=this@entry=0x7fe4c4488de0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007fe5c7a94b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007fe5c9822f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007fe5c7a99b0e in QThreadPrivate::start (arg=0x3f31f70) at thread/qthread_unix.cpp:337
#9  0x00007fe5c6c9f6aa in start_thread (arg=0x7fe4c4489700) at pthread_create.c:333
#10 0x00007fe5c7423eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 5 (Thread 0x7fe4c079a700 (LWP 4074)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fe5c7a9ac6b in wait (time=18446744073709551615, this=0x47dd2b0) at thread/qwaitcondition_unix.cpp:128
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x4690640, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:200
#3  0x00007fe4e2b8536f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007fe4e2b89408 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007fe4e2b8448f in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007fe4e2b89462 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007fe4e2b8448f in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007fe4e2b87333 in ThreadWeaver::Thread::run() () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007fe5c7a99b0e in QThreadPrivate::start (arg=0x437d250) at thread/qthread_unix.cpp:337
#10 0x00007fe5c6c9f6aa in start_thread (arg=0x7fe4c079a700) at pthread_create.c:333
#11 0x00007fe5c7423eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7fe4bff99700 (LWP 4075)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fe5c7a9ac6b in wait (time=18446744073709551615, this=0x47dd2b0) at thread/qwaitcondition_unix.cpp:128
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x4690640, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:200
#3  0x00007fe4e2b8536f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007fe4e2b89408 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007fe4e2b8448f in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007fe4e2b89462 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007fe4e2b8448f in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007fe4e2b87333 in ThreadWeaver::Thread::run() () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007fe5c7a99b0e in QThreadPrivate::start (arg=0x7fe4e80039c0) at thread/qthread_unix.cpp:337
#10 0x00007fe5c6c9f6aa in start_thread (arg=0x7fe4bff99700) at pthread_create.c:333
#11 0x00007fe5c7423eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7fe4bf798700 (LWP 4076)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fe5c7a9ac6b in wait (time=18446744073709551615, this=0x47dd2b0) at thread/qwaitcondition_unix.cpp:128
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x4690640, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:200
#3  0x00007fe4e2b8536f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007fe4e2b89408 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007fe4e2b8448f in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007fe4e2b89462 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007fe4e2b8448f in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007fe4e2b87333 in ThreadWeaver::Thread::run() () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007fe5c7a99b0e in QThreadPrivate::start (arg=0x33ff5a0) at thread/qthread_unix.cpp:337
#10 0x00007fe5c6c9f6aa in start_thread (arg=0x7fe4bf798700) at pthread_create.c:333
#11 0x00007fe5c7423eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7fe4bef97700 (LWP 4077)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fe5c7a9ac6b in wait (time=18446744073709551615, this=0x47dd2b0) at thread/qwaitcondition_unix.cpp:128
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x4690640, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:200
#3  0x00007fe4e2b8536f in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#4  0x00007fe4e2b89408 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#5  0x00007fe4e2b8448f in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007fe4e2b89462 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007fe4e2b8448f in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007fe4e2b87333 in ThreadWeaver::Thread::run() () from /usr/lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007fe5c7a99b0e in QThreadPrivate::start (arg=0x4811540) at thread/qthread_unix.cpp:337
#10 0x00007fe5c6c9f6aa in start_thread (arg=0x7fe4bef97700) at pthread_create.c:333
#11 0x00007fe5c7423eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7fe5cc6637c0 (LWP 3802)):
[KCrash Handler]
#6  QMetaObject::methodOffset (this=this@entry=0x0) at kernel/qmetaobject.cpp:381
#7  0x00007fe5c7d0908b in QMetaObject::activate (sender=0x60fa9f0, signal_index=6, argv=0x0) at kernel/qobject.cpp:3763
#8  0x00007fe5c95fbd12 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#9  0x00007fe5c9869148 in QQmlDelegateModel::_q_itemsChanged(int, int, QVector<int> const&) () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#10 0x00007fe5c986ec61 in QQmlDelegateModel::_q_layoutChanged(QList<QPersistentModelIndex> const&, QAbstractItemModel::LayoutChangeHint) () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#11 0x00007fe5c9890cff in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#12 0x00007fe5c989140f in QQmlDelegateModel::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#13 0x00007fe5c7d08ae2 in QMetaObject::activate (sender=sender@entry=0x47a0130, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=3, argv=argv@entry=0x7ffd4fa51dd0) at kernel/qobject.cpp:3731
#14 0x00007fe5c7d09057 in QMetaObject::activate (sender=sender@entry=0x47a0130, m=m@entry=0x7fe5c7f31a40 <QAbstractItemModel::staticMetaObject>, local_signal_index=local_signal_index@entry=3, argv=argv@entry=0x7ffd4fa51dd0) at kernel/qobject.cpp:3582
#15 0x00007fe5c7d86226 in QAbstractItemModel::layoutChanged (this=this@entry=0x47a0130, _t1=..., _t2=_t2@entry=QAbstractItemModel::VerticalSortHint) at .moc/moc_qabstractitemmodel.cpp:407
#16 0x00007fe5c7ca87e5 in QSortFilterProxyModelPrivate::_q_sourceDataChanged (this=<optimized out>, source_top_left=..., source_bottom_right=...) at itemmodels/qsortfilterproxymodel.cpp:1205
#17 0x00007fe5c7d089c9 in QMetaObject::activate (sender=sender@entry=0x40abff0, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7ffd4fa520b0) at kernel/qobject.cpp:3716
#18 0x00007fe5c7d09057 in QMetaObject::activate (sender=sender@entry=0x40abff0, m=m@entry=0x7fe5c7f31a40 <QAbstractItemModel::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7ffd4fa520b0) at kernel/qobject.cpp:3582
#19 0x00007fe5c7d8613c in QAbstractItemModel::dataChanged (this=this@entry=0x40abff0, _t1=..., _t2=..., _t3=...) at .moc/moc_qabstractitemmodel.cpp:393
#20 0x00007fe4c633f04d in NetworkModel::updateItem (this=this@entry=0x40abff0, item=item@entry=0xe35840) at ../../libs/models/networkmodel.cpp:578
#21 0x00007fe4c6340ada in NetworkModel::activeConnectionStateChanged (this=0x40abff0, state=NetworkManager::ActiveConnection::Activated) at ../../libs/models/networkmodel.cpp:629
#22 0x00007fe4c635ddab in NetworkModel::qt_static_metacall (_o=0x0, _c=4294967295, _id=-1, _a=0x7fe5c76e1c18 <main_arena+24>) at moc_networkmodel.cpp:207
#23 0x00007fe5c7d089c9 in QMetaObject::activate (sender=0x3a99b30, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=11, argv=argv@entry=0x7ffd4fa52370) at kernel/qobject.cpp:3716
#24 0x00007fe5c7d09057 in QMetaObject::activate (sender=<optimized out>, m=m@entry=0x7fe4c63264c0 <NetworkManager::ActiveConnection::staticMetaObject>, local_signal_index=local_signal_index@entry=11, argv=argv@entry=0x7ffd4fa52370) at kernel/qobject.cpp:3582
#25 0x00007fe4c60d2841 in NetworkManager::ActiveConnection::stateChanged (this=<optimized out>, _t1=NetworkManager::ActiveConnection::Activated) at moc_activeconnection.cpp:360
#26 0x00007fe4c6045261 in NetworkManager::ActiveConnectionPrivate::propertiesChanged (this=0x6105720, properties=...) at ../../src/activeconnection.cpp:321
#27 0x00007fe5c7d0835a in call (a=0x7ffd4fa52600, r=0x6105720, this=0x60627f0) at ../../include/QtCore/../../src/corelib/kernel/qobject_impl.h:124
#28 QMetaObject::activate (sender=0x6105758, signalOffset=<optimized out>, local_signal_index=<optimized out>, argv=argv@entry=0x7ffd4fa52600) at kernel/qobject.cpp:3702
#29 0x00007fe5c7d09057 in QMetaObject::activate (sender=<optimized out>, m=m@entry=0x7fe4c6326280 <OrgFreedesktopNetworkManagerConnectionActiveInterface::staticMetaObject>, local_signal_index=<optimized out>, argv=argv@entry=0x7ffd4fa52600) at kernel/qobject.cpp:3582
#30 0x00007fe4c60d9708 in PropertiesChanged (_t1=..., this=<optimized out>) at moc_nm-active-connectioninterface.cpp:222
#31 OrgFreedesktopNetworkManagerConnectionActiveInterface::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at moc_nm-active-connectioninterface.cpp:110
#32 0x00007fe4c60e0c9f in OrgFreedesktopNetworkManagerConnectionActiveInterface::qt_metacall (this=0x6105758, _c=QMetaObject::InvokeMetaMethod, _id=0, _a=0x7ffd4fa527a0) at moc_nm-active-connectioninterface.cpp:166
#33 0x00007fe5cc7925c7 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#34 0x00007fe5c7d0973a in QObject::event (this=0x6105758, e=<optimized out>) at kernel/qobject.cpp:1245
#35 0x00007fe5c85e1b2c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#36 0x00007fe5c85e7000 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#37 0x00007fe5c7cd7c2b in QCoreApplication::notifyInternal (this=0x7ffd4fa52ed0, receiver=0x6105758, event=event@entry=0x618fbd0) at kernel/qcoreapplication.cpp:935
#38 0x00007fe5c7cd9c9b in sendEvent (event=0x618fbd0, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:228
#39 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0xd59f00) at kernel/qcoreapplication.cpp:1552
#40 0x00007fe5c7cda298 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1410
#41 0x00007fe5c7d30843 in postEventSourceDispatch (s=0xd97cc0) at kernel/qeventdispatcher_glib.cpp:271
#42 0x00007fe5c3b24c3d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#43 0x00007fe5c3b24f20 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#44 0x00007fe5c3b24fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#45 0x00007fe5c7d30c57 in QEventDispatcherGlib::processEvents (this=0xda38b0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#46 0x00007fe5c7cd53e2 in QEventLoop::exec (this=this@entry=0x7ffd4fa52d50, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#47 0x00007fe5c7cdd02c in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1188
#48 0x000000000042fd9b in main (argc=2, argv=<optimized out>) at ../../shell/main.cpp:158

Possible duplicates by query: bug 349580, bug 349504, bug 349103, bug 348720, bug 348689.

Reported using DrKonqi
Comment 1 David Edmundson 2015-07-14 10:47:18 UTC 
Thanks, according to the comments upgrading to Qt 5.4.2 should fix this problem

*** This bug has been marked as a duplicate of bug 346118 ***