Application: kontact (5.0.3)

Qt Version: 5.4.2
Operating System: Linux 4.2.0-30-generic x86_64
Distribution: Ubuntu 15.10

-- Information about the crash:
- What I was doing when the application crashed:

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The crash can be reproduced sometimes.

-- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fbd9f3b6880 (LWP 20230))]

Thread 6 (Thread 0x7fbd975ef700 (LWP 20232)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fbdb99a848b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebKit.so.5
#2  0x00007fbdb99a84c9 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebKit.so.5
#3  0x00007fbdb51276aa in start_thread (arg=0x7fbd975ef700) at pthread_create.c:333
#4  0x00007fbdba89ae9d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 5 (Thread 0x7fbd5401b700 (LWP 20233)):
#0  0x00007fbdba88f88d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fbdb44aa1ec in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fbdb44aa2fc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fbdbb3d029b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fbdbb37675a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fbdbb1943d4 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fbdbb1992be in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fbdb51276aa in start_thread (arg=0x7fbd5401b700) at pthread_create.c:333
#8  0x00007fbdba89ae9d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7fbd4bbc6700 (LWP 20234)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fbd5317a4da in ?? () from /usr/lib/x86_64-linux-gnu/dri/r600_dri.so
#2  0x00007fbd53179c17 in ?? () from /usr/lib/x86_64-linux-gnu/dri/r600_dri.so
#3  0x00007fbdb51276aa in start_thread (arg=0x7fbd4bbc6700) at pthread_create.c:333
#4  0x00007fbdba89ae9d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7fbd4b18d700 (LWP 20235)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fbdb96b65b4 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebKit.so.5
#2  0x00007fbdb99d8341 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebKit.so.5
#3  0x00007fbdb51276aa in start_thread (arg=0x7fbd4b18d700) at pthread_create.c:333
#4  0x00007fbdba89ae9d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7fbd4a98c700 (LWP 20236)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fbdb96b75e3 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebKit.so.5
#2  0x00007fbdb99d8341 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebKit.so.5
#3  0x00007fbdb51276aa in start_thread (arg=0x7fbd4a98c700) at pthread_create.c:333
#4  0x00007fbdba89ae9d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7fbd9f3b6880 (LWP 20230)):
[KCrash Handler]
#6  KJS::Identifier::add (r=0x1) at ../../../src/kjs/identifier.h:149
#7  KJS::Identifier::Identifier (rep=0x1, this=0x7ffc0b6e25c0) at ../../../src/kjs/identifier.h:52
#8  KJS::PropertyMap::getPropertyNames (this=this@entry=0x49534c8, propertyNames=..., mode=mode@entry=KJS::PropertyMap::IncludeDontEnumProperties) at ../../../src/kjs/property_map.cpp:724
#9  0x00007fbd38ae5f24 in KJS::JSObject::getOwnPropertyNames (this=0x49534c0, propertyNames=..., mode=KJS::PropertyMap::IncludeDontEnumProperties) at ../../../src/kjs/object.cpp:727
#10 0x00007fbd38adb40e in KJS::ObjectObjectFuncImp::callAsFunction (this=0x5e5e180, exec=0x7ffc0b6e4a10, args=...) at ../../../src/kjs/object_object.cpp:331
#11 0x00007fbd38b01dff in KJS::JSObject::call (args=..., thisObj=0x2ea00c0, exec=0x7ffc0b6e4a10, this=<optimized out>) at ../../../src/kjs/object.h:689
#12 KJS::Machine::runBlock (exec=exec@entry=0x7ffc0b6e4a10, codeBlock=..., parentExec=parentExec@entry=0x7ffc0b6e4d50) at codes.def:1233
#13 0x00007fbd38ae1e08 in KJS::FunctionImp::callAsFunction (this=0x54ef2c0, exec=0x7ffc0b6e4d50, thisObj=<optimized out>, args=...) at ../../../src/kjs/function.cpp:174
#14 0x00007fbd38b01dff in KJS::JSObject::call (args=..., thisObj=0x2ea00c0, exec=0x7ffc0b6e4d50, this=<optimized out>) at ../../../src/kjs/object.h:689
#15 KJS::Machine::runBlock (exec=exec@entry=0x7ffc0b6e4d50, codeBlock=..., parentExec=parentExec@entry=0x7ffc0b6e5090) at codes.def:1233
#16 0x00007fbd38ae1e08 in KJS::FunctionImp::callAsFunction (this=0x4e90180, exec=0x7ffc0b6e5090, thisObj=<optimized out>, args=...) at ../../../src/kjs/function.cpp:174
#17 0x00007fbd38b01dff in KJS::JSObject::call (args=..., thisObj=0x2ea00c0, exec=0x7ffc0b6e5090, this=<optimized out>) at ../../../src/kjs/object.h:689
#18 KJS::Machine::runBlock (exec=exec@entry=0x7ffc0b6e5090, codeBlock=..., parentExec=parentExec@entry=0x7ffc0b6e53d0) at codes.def:1233
#19 0x00007fbd38ae1e08 in KJS::FunctionImp::callAsFunction (this=0x4e95e80, exec=0x7ffc0b6e53d0, thisObj=<optimized out>, args=...) at ../../../src/kjs/function.cpp:174
#20 0x00007fbd38b01dff in KJS::JSObject::call (args=..., thisObj=0x2ea00c0, exec=0x7ffc0b6e53d0, this=<optimized out>) at ../../../src/kjs/object.h:689
#21 KJS::Machine::runBlock (exec=exec@entry=0x7ffc0b6e53d0, codeBlock=..., parentExec=parentExec@entry=0x7ffc0b6e5710) at codes.def:1233
#22 0x00007fbd38ae1e08 in KJS::FunctionImp::callAsFunction (this=0x320f0c0, exec=0x7ffc0b6e5710, thisObj=<optimized out>, args=...) at ../../../src/kjs/function.cpp:174
#23 0x00007fbd38b01dff in KJS::JSObject::call (args=..., thisObj=0x31e3000, exec=0x7ffc0b6e5710, this=<optimized out>) at ../../../src/kjs/object.h:689
#24 KJS::Machine::runBlock (exec=exec@entry=0x7ffc0b6e5710, codeBlock=..., parentExec=parentExec@entry=0x7ffc0b6e5a50) at codes.def:1233
#25 0x00007fbd38ae1e08 in KJS::FunctionImp::callAsFunction (this=0x63de100, exec=0x7ffc0b6e5a50, thisObj=<optimized out>, args=...) at ../../../src/kjs/function.cpp:174
#26 0x00007fbd38b01dff in KJS::JSObject::call (args=..., thisObj=0x31e3d00, exec=0x7ffc0b6e5a50, this=<optimized out>) at ../../../src/kjs/object.h:689
#27 KJS::Machine::runBlock (exec=exec@entry=0x7ffc0b6e5a50, codeBlock=..., parentExec=parentExec@entry=0x7ffc0b6e5e50) at codes.def:1233
#28 0x00007fbd38ae1e08 in KJS::FunctionImp::callAsFunction (this=0x63de180, exec=0x7ffc0b6e5e50, thisObj=<optimized out>, args=...) at ../../../src/kjs/function.cpp:174
#29 0x00007fbd38ac4747 in KJS::JSObject::call (args=..., thisObj=0x31e3d00, exec=0x7ffc0b6e5e50, this=0x63de180) at ../../../src/kjs/object.h:689
#30 KJS::FunctionProtoFunc::callAsFunction (this=<optimized out>, exec=0x7ffc0b6e5e50, thisObj=0x63de180, args=...) at ../../../src/kjs/function_object.cpp:126
#31 0x00007fbd38b01dff in KJS::JSObject::call (args=..., thisObj=0x63de180, exec=0x7ffc0b6e5e50, this=<optimized out>) at ../../../src/kjs/object.h:689
#32 KJS::Machine::runBlock (exec=exec@entry=0x7ffc0b6e5e50, codeBlock=..., parentExec=parentExec@entry=0x7ffc0b6e6190) at codes.def:1233
#33 0x00007fbd38ae1e08 in KJS::FunctionImp::callAsFunction (this=0x63de880, exec=0x7ffc0b6e6190, thisObj=<optimized out>, args=...) at ../../../src/kjs/function.cpp:174
#34 0x00007fbd38b01dff in KJS::JSObject::call (args=..., thisObj=0x31e3d00, exec=0x7ffc0b6e6190, this=<optimized out>) at ../../../src/kjs/object.h:689
#35 KJS::Machine::runBlock (exec=exec@entry=0x7ffc0b6e6190, codeBlock=..., parentExec=parentExec@entry=0x7ffc0b6e6590) at codes.def:1233
#36 0x00007fbd38ae1e08 in KJS::FunctionImp::callAsFunction (this=0x63dda00, exec=0x7ffc0b6e6590, thisObj=<optimized out>, args=...) at ../../../src/kjs/function.cpp:174
#37 0x00007fbd38ac4747 in KJS::JSObject::call (args=..., thisObj=0x31e3d00, exec=0x7ffc0b6e6590, this=0x63dda00) at ../../../src/kjs/object.h:689
#38 KJS::FunctionProtoFunc::callAsFunction (this=<optimized out>, exec=0x7ffc0b6e6590, thisObj=0x63dda00, args=...) at ../../../src/kjs/function_object.cpp:126
#39 0x00007fbd38b01dff in KJS::JSObject::call (args=..., thisObj=0x63dda00, exec=0x7ffc0b6e6590, this=<optimized out>) at ../../../src/kjs/object.h:689
#40 KJS::Machine::runBlock (exec=exec@entry=0x7ffc0b6e6590, codeBlock=..., parentExec=parentExec@entry=0x7ffc0b6e68d0) at codes.def:1233
#41 0x00007fbd38ae1e08 in KJS::FunctionImp::callAsFunction (this=0x63de580, exec=0x7ffc0b6e68d0, thisObj=<optimized out>, args=...) at ../../../src/kjs/function.cpp:174
#42 0x00007fbd38b01dff in KJS::JSObject::call (args=..., thisObj=0x31e3d00, exec=0x7ffc0b6e68d0, this=<optimized out>) at ../../../src/kjs/object.h:689
#43 KJS::Machine::runBlock (exec=exec@entry=0x7ffc0b6e68d0, codeBlock=..., parentExec=parentExec@entry=0x7ffc0b6e6c10) at codes.def:1233
#44 0x00007fbd38ae1e08 in KJS::FunctionImp::callAsFunction (this=0x63d9540, exec=0x7ffc0b6e6c10, thisObj=<optimized out>, args=...) at ../../../src/kjs/function.cpp:174
#45 0x00007fbd38b01dff in KJS::JSObject::call (args=..., thisObj=0x63d9500, exec=0x7ffc0b6e6c10, this=<optimized out>) at ../../../src/kjs/object.h:689
#46 KJS::Machine::runBlock (exec=exec@entry=0x7ffc0b6e6c10, codeBlock=..., parentExec=parentExec@entry=0x7ffc0b6e7010) at codes.def:1233
#47 0x00007fbd38ae1e08 in KJS::FunctionImp::callAsFunction (this=0x63dda00, exec=0x7ffc0b6e7010, thisObj=<optimized out>, args=...) at ../../../src/kjs/function.cpp:174
#48 0x00007fbd38ac4747 in KJS::JSObject::call (args=..., thisObj=0x31c1280, exec=0x7ffc0b6e7010, this=0x63dda00) at ../../../src/kjs/object.h:689
#49 KJS::FunctionProtoFunc::callAsFunction (this=<optimized out>, exec=0x7ffc0b6e7010, thisObj=0x63dda00, args=...) at ../../../src/kjs/function_object.cpp:126
#50 0x00007fbd38b01dff in KJS::JSObject::call (args=..., thisObj=0x63dda00, exec=0x7ffc0b6e7010, this=<optimized out>) at ../../../src/kjs/object.h:689
#51 KJS::Machine::runBlock (exec=exec@entry=0x7ffc0b6e7010, codeBlock=..., parentExec=parentExec@entry=0x7ffc0b6e7350) at codes.def:1233
#52 0x00007fbd38ae1e08 in KJS::FunctionImp::callAsFunction (this=0x63de580, exec=0x7ffc0b6e7350, thisObj=<optimized out>, args=...) at ../../../src/kjs/function.cpp:174
#53 0x00007fbd38b01dff in KJS::JSObject::call (args=..., thisObj=0x31c1280, exec=0x7ffc0b6e7350, this=<optimized out>) at ../../../src/kjs/object.h:689
#54 KJS::Machine::runBlock (exec=exec@entry=0x7ffc0b6e7350, codeBlock=..., parentExec=parentExec@entry=0x7ffc0b6e7690) at codes.def:1233
#55 0x00007fbd38ae1e08 in KJS::FunctionImp::callAsFunction (this=0x63d9540, exec=0x7ffc0b6e7690, thisObj=<optimized out>, args=...) at ../../../src/kjs/function.cpp:174
#56 0x00007fbd38b01dff in KJS::JSObject::call (args=..., thisObj=0x63d9500, exec=0x7ffc0b6e7690, this=<optimized out>) at ../../../src/kjs/object.h:689
#57 KJS::Machine::runBlock (exec=exec@entry=0x7ffc0b6e7690, codeBlock=..., parentExec=parentExec@entry=0x7ffc0b6e7a90) at codes.def:1233
#58 0x00007fbd38ae1e08 in KJS::FunctionImp::callAsFunction (this=0x63d08c0, exec=0x7ffc0b6e7a90, thisObj=<optimized out>, args=...) at ../../../src/kjs/function.cpp:174
#59 0x00007fbd38ac421c in KJS::JSObject::call (args=..., thisObj=0x2ea00c0, exec=0x7ffc0b6e7a90, this=0x63d08c0) at ../../../src/kjs/object.h:689
#60 KJS::FunctionProtoFunc::callAsFunction (this=<optimized out>, exec=0x7ffc0b6e7a90, thisObj=0x63d08c0, args=...) at ../../../src/kjs/function_object.cpp:144
#61 0x00007fbd38b01dff in KJS::JSObject::call (args=..., thisObj=0x63d08c0, exec=0x7ffc0b6e7a90, this=<optimized out>) at ../../../src/kjs/object.h:689
#62 KJS::Machine::runBlock (exec=exec@entry=0x7ffc0b6e7a90, codeBlock=..., parentExec=parentExec@entry=0x7ffc0b6e7dd0) at codes.def:1233
#63 0x00007fbd38ae1e08 in KJS::FunctionImp::callAsFunction (this=0x63dae80, exec=0x7ffc0b6e7dd0, thisObj=<optimized out>, args=...) at ../../../src/kjs/function.cpp:174
#64 0x00007fbd38b01dff in KJS::JSObject::call (args=..., thisObj=0x31e5b40, exec=0x7ffc0b6e7dd0, this=<optimized out>) at ../../../src/kjs/object.h:689
#65 KJS::Machine::runBlock (exec=exec@entry=0x7ffc0b6e7dd0, codeBlock=..., parentExec=parentExec@entry=0x7ffc0b6e81d0) at codes.def:1233
#66 0x00007fbd38ae1e08 in KJS::FunctionImp::callAsFunction (this=0x63d0940, exec=0x7ffc0b6e81d0, thisObj=<optimized out>, args=...) at ../../../src/kjs/function.cpp:174
#67 0x00007fbd38ac421c in KJS::JSObject::call (args=..., thisObj=0x2ea00c0, exec=0x7ffc0b6e81d0, this=0x63d0940) at ../../../src/kjs/object.h:689
#68 KJS::FunctionProtoFunc::callAsFunction (this=<optimized out>, exec=0x7ffc0b6e81d0, thisObj=0x63d0940, args=...) at ../../../src/kjs/function_object.cpp:144
#69 0x00007fbd38b01dff in KJS::JSObject::call (args=..., thisObj=0x63d0940, exec=0x7ffc0b6e81d0, this=<optimized out>) at ../../../src/kjs/object.h:689
#70 KJS::Machine::runBlock (exec=exec@entry=0x7ffc0b6e81d0, codeBlock=..., parentExec=parentExec@entry=0x7ffc0b6e8510) at codes.def:1233
#71 0x00007fbd38ae1e08 in KJS::FunctionImp::callAsFunction (this=0x63dae80, exec=0x7ffc0b6e8510, thisObj=<optimized out>, args=...) at ../../../src/kjs/function.cpp:174
#72 0x00007fbd38b01dff in KJS::JSObject::call (args=..., thisObj=0x320bb80, exec=0x7ffc0b6e8510, this=<optimized out>) at ../../../src/kjs/object.h:689
#73 KJS::Machine::runBlock (exec=exec@entry=0x7ffc0b6e8510, codeBlock=..., parentExec=parentExec@entry=0x7ffc0b6e8850) at codes.def:1233
#74 0x00007fbd38ae1e08 in KJS::FunctionImp::callAsFunction (this=0x320bd00, exec=0x7ffc0b6e8850, thisObj=<optimized out>, args=...) at ../../../src/kjs/function.cpp:174
#75 0x00007fbd38b01dff in KJS::JSObject::call (args=..., thisObj=0x320bcc0, exec=0x7ffc0b6e8850, this=<optimized out>) at ../../../src/kjs/object.h:689
#76 KJS::Machine::runBlock (exec=exec@entry=0x7ffc0b6e8850, codeBlock=..., parentExec=parentExec@entry=0x7ffc0b6e8b90) at codes.def:1233
#77 0x00007fbd38ae1e08 in KJS::FunctionImp::callAsFunction (this=0x63d9c80, exec=0x7ffc0b6e8b90, thisObj=<optimized out>, args=...) at ../../../src/kjs/function.cpp:174
#78 0x00007fbd38b01dff in KJS::JSObject::call (args=..., thisObj=0x63dbc00, exec=0x7ffc0b6e8b90, this=<optimized out>) at ../../../src/kjs/object.h:689
#79 KJS::Machine::runBlock (exec=exec@entry=0x7ffc0b6e8b90, codeBlock=..., parentExec=parentExec@entry=0x7ffc0b6e8f90) at codes.def:1233
#80 0x00007fbd38ae1e08 in KJS::FunctionImp::callAsFunction (this=0x3202380, exec=0x7ffc0b6e8f90, thisObj=<optimized out>, args=...) at ../../../src/kjs/function.cpp:174
#81 0x00007fbd38ac4747 in KJS::JSObject::call (args=..., thisObj=0x32021c0, exec=0x7ffc0b6e8f90, this=0x3202380) at ../../../src/kjs/object.h:689
#82 KJS::FunctionProtoFunc::callAsFunction (this=<optimized out>, exec=0x7ffc0b6e8f90, thisObj=0x3202380, args=...) at ../../../src/kjs/function_object.cpp:126
#83 0x00007fbd38b01dff in KJS::JSObject::call (args=..., thisObj=0x3202380, exec=0x7ffc0b6e8f90, this=<optimized out>) at ../../../src/kjs/object.h:689
#84 KJS::Machine::runBlock (exec=exec@entry=0x7ffc0b6e8f90, codeBlock=..., parentExec=parentExec@entry=0x7ffc0b6e92d0) at codes.def:1233
#85 0x00007fbd38ae1e08 in KJS::FunctionImp::callAsFunction (this=0x3202a40, exec=0x7ffc0b6e92d0, thisObj=<optimized out>, args=...) at ../../../src/kjs/function.cpp:174
#86 0x00007fbd38b01dff in KJS::JSObject::call (args=..., thisObj=0x32021c0, exec=0x7ffc0b6e92d0, this=<optimized out>) at ../../../src/kjs/object.h:689
#87 KJS::Machine::runBlock (exec=exec@entry=0x7ffc0b6e92d0, codeBlock=..., parentExec=parentExec@entry=0x7ffc0b6e9610) at codes.def:1233
#88 0x00007fbd38ae1e08 in KJS::FunctionImp::callAsFunction (this=0x3202480, exec=0x7ffc0b6e9610, thisObj=<optimized out>, args=...) at ../../../src/kjs/function.cpp:174
#89 0x00007fbd38b01dff in KJS::JSObject::call (args=..., thisObj=0x32021c0, exec=0x7ffc0b6e9610, this=<optimized out>) at ../../../src/kjs/object.h:689
#90 KJS::Machine::runBlock (exec=exec@entry=0x7ffc0b6e9610, codeBlock=..., parentExec=parentExec@entry=0x7ffc0b6e9a10) at codes.def:1233
#91 0x00007fbd38ae1e08 in KJS::FunctionImp::callAsFunction (this=0x3202500, exec=0x7ffc0b6e9a10, thisObj=<optimized out>, args=...) at ../../../src/kjs/function.cpp:174
#92 0x00007fbd38ac4747 in KJS::JSObject::call (args=..., thisObj=0x2dffd00, exec=0x7ffc0b6e9a10, this=0x3202500) at ../../../src/kjs/object.h:689
#93 KJS::FunctionProtoFunc::callAsFunction (this=<optimized out>, exec=0x7ffc0b6e9a10, thisObj=0x3202500, args=...) at ../../../src/kjs/function_object.cpp:126
#94 0x00007fbd38b01dff in KJS::JSObject::call (args=..., thisObj=0x3202500, exec=0x7ffc0b6e9a10, this=<optimized out>) at ../../../src/kjs/object.h:689
#95 KJS::Machine::runBlock (exec=exec@entry=0x7ffc0b6e9a10, codeBlock=..., parentExec=parentExec@entry=0x7ffc0b6e9d50) at codes.def:1233
#96 0x00007fbd38ae1e08 in KJS::FunctionImp::callAsFunction (this=0x2dffc00, exec=0x7ffc0b6e9d50, thisObj=<optimized out>, args=...) at ../../../src/kjs/function.cpp:174
#97 0x00007fbd38b01dff in KJS::JSObject::call (args=..., thisObj=0x2dffd00, exec=0x7ffc0b6e9d50, this=<optimized out>) at ../../../src/kjs/object.h:689
#98 KJS::Machine::runBlock (exec=exec@entry=0x7ffc0b6e9d50, codeBlock=..., parentExec=parentExec@entry=0x6320ae0) at codes.def:1233
#99 0x00007fbd38ae1e08 in KJS::FunctionImp::callAsFunction (this=0x31cc200, exec=0x6320ae0, thisObj=<optimized out>, args=...) at ../../../src/kjs/function.cpp:174
#100 0x00007fbd3920e6c4 in KJS::JSObject::call (args=..., thisObj=0x4da2140, exec=0x6320ae0, this=<optimized out>) at /usr/include/KF5/kjs/object.h:689
#101 KJS::JSEventListener::handleEvent (this=0x3a2a480, evt=...) at ../../src/ecma/kjs_events.cpp:110
#102 0x00007fbd39025a10 in DOM::EventTargetImpl::handleLocalEvents (this=this@entry=0x611f5f8, evt=evt@entry=0x3598320, useCapture=useCapture@entry=false) at ../../src/xml/dom2_eventsimpl.cpp:64
#103 0x00007fbd390005d4 in DOM::NodeImpl::dispatchGenericEvent (this=this@entry=0x611f5f8, evt=evt@entry=0x3598320) at ../../src/xml/dom_nodeimpl.cpp:483
#104 0x00007fbd38fffa0f in DOM::NodeImpl::dispatchEvent (this=this@entry=0x611f5f8, evt=evt@entry=0x3598320, exceptioncode=@0x7ffc0b6ea0a4: 0, tempEvent=tempEvent@entry=true) at ../../src/xml/dom_nodeimpl.cpp:410
#105 0x00007fbd38fffb08 in DOM::NodeImpl::dispatchHTMLEvent (this=0x611f5f8, _id=_id@entry=37, canBubbleArg=canBubbleArg@entry=true, cancelableArg=cancelableArg@entry=false) at ../../src/xml/dom_nodeimpl.cpp:537
#106 0x00007fbd38f8177b in KHTMLPart::slotFinishedParsing (this=0x1f56430) at ../../src/khtml_part.cpp:2331
#107 0x00007fbd3935ee37 in KHTMLPart::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at moc_khtml_part.cpp:491
#108 0x00007fbdbb3a978a in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#109 0x00007fbdbb3a978a in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#110 0x00007fbd390432cf in khtml::HTMLTokenizer::write (this=0x20b4790, str=..., appendData=<optimized out>) at ../../src/html/htmltokenizer.cpp:1879
#111 0x00007fbd3904459c in khtml::HTMLTokenizer::notifyFinished (this=0x20b4790, finishedObj=<optimized out>) at ../../src/html/htmltokenizer.cpp:2132
#112 0x00007fbd3904c5fc in DOM::HTMLLinkElementImpl::finished (this=0x5db2970) at ../../src/html/html_headimpl.cpp:290
#113 0x00007fbd3904c7f2 in DOM::HTMLLinkElementImpl::setStyleSheet (this=this@entry=0x5db2970, url=..., sheetStr=..., charset=..., mimetype=...) at ../../src/html/html_headimpl.cpp:281
#114 0x00007fbd3917616b in khtml::CachedCSSStyleSheet::checkNotify (this=this@entry=0x5f56580) at ../../src/misc/loader.cpp:329
#115 0x00007fbd39176421 in khtml::CachedCSSStyleSheet::data (this=0x5f56580, buffer=..., eof=<optimized out>) at ../../src/misc/loader.cpp:317
#116 0x00007fbd3917daf7 in khtml::Loader::slotFinished (this=0x1a7efe0, job=0x3570fa0) at ../../src/misc/loader.cpp:1352
#117 0x00007fbd3935dcd4 in khtml::Loader::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at moc_loader.cpp:173
#118 0x00007fbdbb3a978a in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#119 0x00007fbdbc61e8d2 in KJob::result (this=this@entry=0x3570fa0, _t1=_t1@entry=0x3570fa0) at ./moc_kjob.cpp:552
#120 0x00007fbdbc61f45a in KJob::emitResult (this=0x3570fa0) at ../../../src/lib/jobs/kjob.cpp:294
#121 0x00007fbdb280123b in KIO::SimpleJob::slotFinished (this=this@entry=0x3570fa0) at ../../../src/core/simplejob.cpp:228
#122 0x00007fbdb280c866 in KIO::TransferJob::slotFinished (this=0x3570fa0) at ../../../src/core/transferjob.cpp:166
#123 0x00007fbdb280bf41 in KIO::TransferJob::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at ./moc_transferjob.cpp:154
#124 0x00007fbdbb3a978a in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#125 0x00007fbdb27e4f41 in KIO::SlaveInterface::dispatch (this=0x4a3cf50, _cmd=<optimized out>, rawdata=...) at ../../../src/core/slaveinterface.cpp:160
#126 0x00007fbdb27e2537 in KIO::SlaveInterface::dispatch (this=0x4a3cf50) at ../../../src/core/slaveinterface.cpp:89
#127 0x00007fbdb27e6b21 in KIO::Slave::gotInput (this=0x4a3cf50) at ../../../src/core/slave.cpp:388
#128 0x00007fbdb2862c25 in KIO::Slave::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at moc_slave.cpp:86
#129 0x00007fbdbb3a978a in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#130 0x00007fbdb27941e3 in KIO::Connection::readyRead (this=<optimized out>) at ./moc_connection_p.cpp:140
#131 KIO::ConnectionPrivate::dequeue (this=0x5f0ccc0) at ../../../src/core/connection.cpp:45
#132 0x00007fbdbb3aa651 in QObject::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#133 0x00007fbdbbc46b8c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#134 0x00007fbdbbc4c230 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#135 0x00007fbdbb378f1b in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#136 0x00007fbdbb37b057 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#137 0x00007fbdbb3cfe73 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#138 0x00007fbdb44a9ff7 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#139 0x00007fbdb44aa250 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#140 0x00007fbdb44aa2fc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#141 0x00007fbdbb3d027f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#142 0x00007fbdbb37675a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#143 0x00007fbdbb37e2cc in QCoreApplication::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#144 0x0000000000404af1 in main (argc=1, argv=0x7ffc0b6eb928) at ../../../kontact/src/main.cpp:220

Reported using DrKonqi