[Discover] [Bug 375083] Discover crashes on opening

[Aleix Pol]

https://bugs.kde.org/show_bug.cgi?id=375083

Aleix Pol  changed:

   What|Removed |Added

 Resolution|--- |FIXED
 Status|CONFIRMED   |RESOLVED

--- Comment #10 from Aleix Pol  ---
This gets solved by updating to Qt 5.7.1, which KDE Neon did.

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[Discover] [Bug 375083] Discover crashes on opening

[Aleix Pol]

https://bugs.kde.org/show_bug.cgi?id=375083

Aleix Pol  changed:

   What|Removed |Added

 CC||ad...@rcstar.net

--- Comment #9 from Aleix Pol  ---
*** Bug 375463 has been marked as a duplicate of this bug. ***

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[Discover] [Bug 375083] Discover crashes on opening

[Jonathan Riddell]

https://bugs.kde.org/show_bug.cgi?id=375083

Jonathan Riddell  changed:

   What|Removed |Added

 CC||j...@jriddell.org

--- Comment #8 from Jonathan Riddell  ---
Created attachment 103604
  --> https://bugs.kde.org/attachment.cgi?id=103604=edit
backtrace

Same issue with debug symbols installed

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[Discover] [Bug 375083] Discover crashes on opening

[Aleix Pol]

https://bugs.kde.org/show_bug.cgi?id=375083

--- Comment #7 from Aleix Pol  ---
Here's a full backtrace:

Backtrace of the crash I experienced:

Application: Discover (plasma-discover), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f71dfd408c0 (LWP 4206))]

Thread 9 (Thread 0x7f71957fa700 (LWP 4224)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
#1  0x7f71dca68986 in QWaitConditionPrivate::wait_relative (time=3,
this=0x7f7198006560) at thread/qwaitcondition_unix.cpp:133
#2  QWaitConditionPrivate::wait (time=3, this=0x7f7198006560) at
thread/qwaitcondition_unix.cpp:141
#3  QWaitCondition::wait (this=this@entry=0x7f71980061e0,
mutex=mutex@entry=0x7f71a0003c50, time=3) at
thread/qwaitcondition_unix.cpp:215
#4  0x7f71dca6423a in QThreadPoolThread::run (this=0x7f71980061d0) at
thread/qthreadpool.cpp:133
#5  0x7f71dca67b98 in QThreadPrivate::start (arg=0x7f71980061d0) at
thread/qthread_unix.cpp:344
#6  0x7f71d94f46ba in start_thread (arg=0x7f71957fa700) at
pthread_create.c:333
#7  0x7f71dc06b82d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 8 (Thread 0x7f71ad041700 (LWP 4217)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
#1  0x7f71dca68986 in QWaitConditionPrivate::wait_relative (time=3,
this=0x7f7198003f30) at thread/qwaitcondition_unix.cpp:133
#2  QWaitConditionPrivate::wait (time=3, this=0x7f7198003f30) at
thread/qwaitcondition_unix.cpp:141
#3  QWaitCondition::wait (this=this@entry=0x7f7198003b70,
mutex=mutex@entry=0x7f71a0003c50, time=3) at
thread/qwaitcondition_unix.cpp:215
#4  0x7f71dca6423a in QThreadPoolThread::run (this=0x7f7198003b60) at
thread/qthreadpool.cpp:133
#5  0x7f71dca67b98 in QThreadPrivate::start (arg=0x7f7198003b60) at
thread/qthread_unix.cpp:344
#6  0x7f71d94f46ba in start_thread (arg=0x7f71ad041700) at
pthread_create.c:333
#7  0x7f71dc06b82d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 7 (Thread 0x7f71ad842700 (LWP 4216)):
#0  0x7f71d764cd1c in g_main_context_check () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x7f71d764d340 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x7f71d764d4ac in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x7f71dcc9323b in QEventDispatcherGlib::processEvents
(this=0x7f71980008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x7f71dcc3dcea in QEventLoop::exec (this=this@entry=0x7f71ad841d00,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:210
#5  0x7f71dca62fb4 in QThread::exec (this=) at
thread/qthread.cpp:507
#6  0x7f71dca67b98 in QThreadPrivate::start (arg=0x4a804b0) at
thread/qthread_unix.cpp:344
#7  0x7f71d94f46ba in start_thread (arg=0x7f71ad842700) at
pthread_create.c:333
#8  0x7f71dc06b82d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 6 (Thread 0x7f71ae65f700 (LWP 4215)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
#1  0x7f71dca68986 in QWaitConditionPrivate::wait_relative (time=3,
this=0x7f71a00041d0) at thread/qwaitcondition_unix.cpp:133
#2  QWaitConditionPrivate::wait (time=3, this=0x7f71a00041d0) at
thread/qwaitcondition_unix.cpp:141
#3  QWaitCondition::wait (this=this@entry=0x7f71a0003ef0,
mutex=mutex@entry=0x7f71a0003c50, time=3) at
thread/qwaitcondition_unix.cpp:215
#4  0x7f71dca6423a in QThreadPoolThread::run (this=0x7f71a0003ee0) at
thread/qthreadpool.cpp:133
#5  0x7f71dca67b98 in QThreadPrivate::start (arg=0x7f71a0003ee0) at
thread/qthread_unix.cpp:344
#6  0x7f71d94f46ba in start_thread (arg=0x7f71ae65f700) at
pthread_create.c:333
#7  0x7f71dc06b82d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 5 (Thread 0x7f71afdaa700 (LWP 4212)):
#0  0x7f71dca5f009 in
std::__atomic_base::compare_exchange_strong (__m2=,
__m1=std::memory_order_acquire, __p2=, __p1=@0x7f71afda9a98:
0x0, this=0x4a501d0) at /usr/include/c++/5/bits/atomic_base.h:752
#1  std::atomic::compare_exchange_strong
(__m=std::memory_order_acquire, __p2=, __p1=@0x7f71afda9a98:
0x0, this=0x4a501d0) at /usr/include/c++/5/atomic:475
#2  QAtomicOps::testAndSetAcquire
(currentValue=, newValue=, expectedValue=0x0,
_q_value=...) at
../../include/QtCore/../../src/corelib/arch/qatomic_cxx11.h:165
#3  QBasicAtomicPointer::testAndSetAcquire (currentValue=, newValue=, expectedValue=0x0, this=0x4a501d0) at
../../include/QtCore/../../src/corelib/thread/qbasicatomic.h:259
#4  QBasicMutex::fastTryLock (current=, this=0x4a501d0) at
thread/qmutex.h:89
#5  QMutex::lock (this=this@entry=0x4a501d0) at thread/qmutex.cpp:225
#6  0x7f71dcc9298f in QMutexLocker::QMutexLocker 

[Discover] [Bug 375083] Discover crashes on opening

[Aleix Pol]

https://bugs.kde.org/show_bug.cgi?id=375083

Aleix Pol  changed:

   What|Removed |Added

Summary|Plasma Crashes on opening.  |Discover crashes on opening

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