[digikam] [Bug 320747] New: digiKam crash, when starting panorama stitching

[Axel Krebs]

https://bugs.kde.org/show_bug.cgi?id=320747

            Bug ID: 320747
           Summary: digiKam crash, when starting panorama stitching
    Classification: Unclassified
           Product: digikam
           Version: 3.2.0
          Platform: Ubuntu Packages
                OS: Linux
            Status: UNCONFIRMED
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: [hidden email]
          Reporter: [hidden email]

Application: digikam (3.2.0)
KDE Platform Version: 4.10.3
Qt Version: 4.8.4
Operating System: Linux 3.8.0-24-generic x86_64
Distribution: Ubuntu 13.04

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

When starting to make a panorama, digiKam crashes

Only two pics
Pic size 5,3 + 4,8 MB
Pic format jpg, each
Target format tif (yes I know "jpg / tif...")

The crash can be reproduced sometimes.

-- Backtrace:
Application: digiKam (digikam), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f8887543a40 (LWP 18836))]

Thread 16 (Thread 0x7f885f0b8700 (LWP 18839)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f8881d9d14b in wait (time=18446744073709551615, this=0x2bf5d40) at
thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=this@entry=0x2bf5c50,
mutex=mutex@entry=0x2bf5c48, time=time@entry=18446744073709551615) at
thread/qwaitcondition_unix.cpp:158
#3  0x00000000005d0cf8 in Digikam::ScanController::run (this=0x2bf59e0) at
/build/buildd/digikam-3.2.0/core/digikam/database/scancontroller.cpp:713
#4  0x00007f8881d9cbec in QThreadPrivate::start (arg=0x2bf59e0) at
thread/qthread_unix.cpp:338
#5  0x00007f887c2c9f8e in start_thread (arg=0x7f885f0b8700) at
pthread_create.c:311
#6  0x00007f8880fb9e1d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 15 (Thread 0x7f885e8b7700 (LWP 18840)):
#0  0x00007f887c2cc00c in __GI___pthread_mutex_lock (mutex=0x7f8850000a60) at
pthread_mutex_lock.c:67
#1  0x00007f88799085c1 in g_mutex_lock () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f88798c8c74 in g_main_context_check () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f88798c9175 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f88798c9304 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f8881ec8036 in QEventDispatcherGlib::processEvents
(this=0x7f88500008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#6  0x00007f8881e9838f in QEventLoop::processEvents
(this=this@entry=0x7f885e8b6b10, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007f8881e98618 in QEventLoop::exec (this=this@entry=0x7f885e8b6b10,
flags=...) at kernel/qeventloop.cpp:204
#8  0x00007f8881d9a410 in QThread::exec (this=this@entry=0x2bf84a0) at
thread/qthread.cpp:542
#9  0x00007f8881e79edf in QInotifyFileSystemWatcherEngine::run (this=0x2bf84a0)
at io/qfilesystemwatcher_inotify.cpp:256
#10 0x00007f8881d9cbec in QThreadPrivate::start (arg=0x2bf84a0) at
thread/qthread_unix.cpp:338
#11 0x00007f887c2c9f8e in start_thread (arg=0x7f885e8b7700) at
pthread_create.c:311
#12 0x00007f8880fb9e1d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 14 (Thread 0x7f885e0b6700 (LWP 18865)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f8881d9d14b in wait (time=18446744073709551615, this=0x2b6b500) at
thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=this@entry=0x2f71950,
mutex=mutex@entry=0x2f71948, time=time@entry=18446744073709551615) at
thread/qwaitcondition_unix.cpp:158
#3  0x00007f8884df4ff9 in Digikam::ParkingThread::run (this=0x2f71930) at
/build/buildd/digikam-3.2.0/core/libs/threads/threadmanager.cpp:119
#4  0x00007f8881d9cbec in QThreadPrivate::start (arg=0x2f71930) at
thread/qthread_unix.cpp:338
#5  0x00007f887c2c9f8e in start_thread (arg=0x7f885e0b6700) at
pthread_create.c:311
#6  0x00007f8880fb9e1d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 13 (Thread 0x7f884c301700 (LWP 18866)):
#0  0x00007f8880fad3cd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f88798c91dc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f88798c9304 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f8881ec8036 in QEventDispatcherGlib::processEvents
(this=0x7f88440008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007f8881e9838f in QEventLoop::processEvents
(this=this@entry=0x7f884c300b10, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f8881e98618 in QEventLoop::exec (this=this@entry=0x7f884c300b10,
flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f8881d9a410 in QThread::exec (this=this@entry=0x335aa90) at
thread/qthread.cpp:542
#7  0x00007f8881e79edf in QInotifyFileSystemWatcherEngine::run (this=0x335aa90)
at io/qfilesystemwatcher_inotify.cpp:256
#8  0x00007f8881d9cbec in QThreadPrivate::start (arg=0x335aa90) at
thread/qthread_unix.cpp:338
#9  0x00007f887c2c9f8e in start_thread (arg=0x7f884c301700) at
pthread_create.c:311
#10 0x00007f8880fb9e1d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 12 (Thread 0x7f880e85d700 (LWP 18973)):
#0  0x00007f8880fc80c0 in pthread_mutex_unlock (mutex=0x7f87cc06fee0) at
forward.c:194
#1  0x00007f88799085f1 in g_mutex_unlock () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f88798c8b39 in g_main_context_query () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f88798c914c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f88798c9304 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f8881ec8036 in QEventDispatcherGlib::processEvents
(this=0x7f87cc28ff10, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#6  0x00007f8881e9838f in QEventLoop::processEvents
(this=this@entry=0x7f880e85cae0, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007f8881e98618 in QEventLoop::exec (this=this@entry=0x7f880e85cae0,
flags=...) at kernel/qeventloop.cpp:204
#8  0x00007f8884df459b in Digikam::WorkerObjectRunnable::run (this=0x5dd7c200)
at /build/buildd/digikam-3.2.0/core/libs/threads/threadmanager.cpp:196
#9  0x00007f8881d9055d in QThreadPoolThread::run (this=0x4561f00) at
concurrent/qthreadpool.cpp:107
#10 0x00007f8881d9cbec in QThreadPrivate::start (arg=0x4561f00) at
thread/qthread_unix.cpp:338
#11 0x00007f887c2c9f8e in start_thread (arg=0x7f880e85d700) at
pthread_create.c:311
#12 0x00007f8880fb9e1d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 11 (Thread 0x7f87e17a8700 (LWP 21954)):
#0  0x00007f887c2cd07f in __pthread_mutex_unlock_usercnt (mutex=0x7f87cc4d8d00,
decr=<optimized out>) at pthread_mutex_unlock.c:52
#1  0x00007f88799085f1 in g_mutex_unlock () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f88798c8366 in g_main_context_acquire () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f88798c90b4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f88798c9304 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f8881ec8036 in QEventDispatcherGlib::processEvents
(this=0x7f87cc6c48e0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#6  0x00007f8881e9838f in QEventLoop::processEvents
(this=this@entry=0x7f87e17a7ae0, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007f8881e98618 in QEventLoop::exec (this=this@entry=0x7f87e17a7ae0,
flags=...) at kernel/qeventloop.cpp:204
#8  0x00007f8884df459b in Digikam::WorkerObjectRunnable::run
(this=0x7f87cc4d9050) at
/build/buildd/digikam-3.2.0/core/libs/threads/threadmanager.cpp:196
#9  0x00007f8881d9055d in QThreadPoolThread::run (this=0x455c610) at
concurrent/qthreadpool.cpp:107
#10 0x00007f8881d9cbec in QThreadPrivate::start (arg=0x455c610) at
thread/qthread_unix.cpp:338
#11 0x00007f887c2c9f8e in start_thread (arg=0x7f87e17a8700) at
pthread_create.c:311
#12 0x00007f8880fb9e1d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 10 (Thread 0x7f87e1fa9700 (LWP 21957)):
#0  0x00007f8880fad3cd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f88798c91dc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f88798c9304 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f8881ec8036 in QEventDispatcherGlib::processEvents
(this=0x7f87cc7afd20, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007f8881e9838f in QEventLoop::processEvents
(this=this@entry=0x7f87e1fa8ae0, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f8881e98618 in QEventLoop::exec (this=this@entry=0x7f87e1fa8ae0,
flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f8884df459b in Digikam::WorkerObjectRunnable::run
(this=0x7f87cc6c56f0) at
/build/buildd/digikam-3.2.0/core/libs/threads/threadmanager.cpp:196
#7  0x00007f8881d9055d in QThreadPoolThread::run (this=0x4565310) at
concurrent/qthreadpool.cpp:107
#8  0x00007f8881d9cbec in QThreadPrivate::start (arg=0x4565310) at
thread/qthread_unix.cpp:338
#9  0x00007f887c2c9f8e in start_thread (arg=0x7f87e1fa9700) at
pthread_create.c:311
#10 0x00007f8880fb9e1d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 9 (Thread 0x7f880e05c700 (LWP 21958)):
#0  0x00007f887990835c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f88799085b9 in g_mutex_lock () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f88798c8b6a in g_main_context_check () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f88798c9175 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f88798c9304 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f8881ec8036 in QEventDispatcherGlib::processEvents
(this=0x7f87cc584ed0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#6  0x00007f8881e9838f in QEventLoop::processEvents
(this=this@entry=0x7f880e05bae0, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007f8881e98618 in QEventLoop::exec (this=this@entry=0x7f880e05bae0,
flags=...) at kernel/qeventloop.cpp:204
#8  0x00007f8884df459b in Digikam::WorkerObjectRunnable::run (this=0x5fa6dba0)
at /build/buildd/digikam-3.2.0/core/libs/threads/threadmanager.cpp:196
#9  0x00007f8881d9055d in QThreadPoolThread::run (this=0x4567d10) at
concurrent/qthreadpool.cpp:107
#10 0x00007f8881d9cbec in QThreadPrivate::start (arg=0x4567d10) at
thread/qthread_unix.cpp:338
#11 0x00007f887c2c9f8e in start_thread (arg=0x7f880e05c700) at
pthread_create.c:311
#12 0x00007f8880fb9e1d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 8 (Thread 0x7f87e3fff700 (LWP 21963)):
#0  0x00007f8880fad3cd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f88798c91dc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f88798c9304 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f8881ec8036 in QEventDispatcherGlib::processEvents
(this=0x7f87cc5ae900, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007f8881e9838f in QEventLoop::processEvents
(this=this@entry=0x7f87e3ffeae0, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f8881e98618 in QEventLoop::exec (this=this@entry=0x7f87e3ffeae0,
flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f8884df459b in Digikam::WorkerObjectRunnable::run
(this=0x7f87cc4d8240) at
/build/buildd/digikam-3.2.0/core/libs/threads/threadmanager.cpp:196
#7  0x00007f8881d9055d in QThreadPoolThread::run (this=0x4562350) at
concurrent/qthreadpool.cpp:107
#8  0x00007f8881d9cbec in QThreadPrivate::start (arg=0x4562350) at
thread/qthread_unix.cpp:338
#9  0x00007f887c2c9f8e in start_thread (arg=0x7f87e3fff700) at
pthread_create.c:311
#10 0x00007f8880fb9e1d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 7 (Thread 0x7f87b8658700 (LWP 30229)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f8881d9d14b in wait (time=18446744073709551615, this=0x5e4752c0) at
thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=this@entry=0x5d06b970,
mutex=mutex@entry=0x5d06b968, time=time@entry=18446744073709551615) at
thread/qwaitcondition_unix.cpp:158
#3  0x00007f88496df0c6 in KIPIPlugins::KPRawThumbThread::run (this=0x5f63de70)
at
/build/buildd/digikam-3.2.0/extra/kipi-plugins/common/libkipiplugins/tools/kprawthumbthread.cpp:108
#4  0x00007f8881d9cbec in QThreadPrivate::start (arg=0x5f63de70) at
thread/qthread_unix.cpp:338
#5  0x00007f887c2c9f8e in start_thread (arg=0x7f87b8658700) at
pthread_create.c:311
#6  0x00007f8880fb9e1d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 6 (Thread 0x7f87e31b8700 (LWP 30232)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f8881d9d14b in wait (time=18446744073709551615, this=0x5e41db30) at
thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x5f024d50,
time=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007f888523dc1c in KDcrawIface::RActionThreadBase::run() () from
/usr/lib/libkdcraw.so.22
#4  0x00007f8881d9cbec in QThreadPrivate::start (arg=0x608e5c80) at
thread/qthread_unix.cpp:338
#5  0x00007f887c2c9f8e in start_thread (arg=0x7f87e31b8700) at
pthread_create.c:311
#6  0x00007f8880fb9e1d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 5 (Thread 0x7f87b7656700 (LWP 30233)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f8881d9d14b in wait (time=18446744073709551615, this=0x5cbfc940) at
thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=this@entry=0x5eeecda8, mutex=0x5dd0f3e0,
time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007f8884093041 in
ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned
(this=0x5eeecd80, th=0x7f87cc5b40b0) at
../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f888409594b in ThreadWeaver::WorkingHardState::applyForWork
(this=0x431a6e0, th=0x7f87cc5b40b0) at
../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f888409463f in ThreadWeaver::ThreadRunHelper::run
(this=this@entry=0x7f87b7655b40, parent=0x5eeecd80, th=th@entry=0x7f87cc5b40b0)
at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007f88840946cb in ThreadWeaver::Thread::run (this=0x7f87cc5b40b0) at
../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007f8881d9cbec in QThreadPrivate::start (arg=0x7f87cc5b40b0) at
thread/qthread_unix.cpp:338
#8  0x00007f887c2c9f8e in start_thread (arg=0x7f87b7656700) at
pthread_create.c:311
#9  0x00007f8880fb9e1d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 4 (Thread 0x7f87b7e57700 (LWP 30234)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f8881d9d14b in wait (time=18446744073709551615, this=0x5cbfc940) at
thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=this@entry=0x5eeecda8, mutex=0x5dd0f3e0,
time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007f8884093041 in
ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned
(this=0x5eeecd80, th=0x7f87cc491660) at
../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f888409594b in ThreadWeaver::WorkingHardState::applyForWork
(this=0x431a6e0, th=0x7f87cc491660) at
../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f888409463f in ThreadWeaver::ThreadRunHelper::run
(this=this@entry=0x7f87b7e56b40, parent=0x5eeecd80, th=th@entry=0x7f87cc491660)
at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007f88840946cb in ThreadWeaver::Thread::run (this=0x7f87cc491660) at
../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007f8881d9cbec in QThreadPrivate::start (arg=0x7f87cc491660) at
thread/qthread_unix.cpp:338
#8  0x00007f887c2c9f8e in start_thread (arg=0x7f87b7e57700) at
pthread_create.c:311
#9  0x00007f8880fb9e1d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 3 (Thread 0x7f87b6e55700 (LWP 30235)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f8881d9d14b in wait (time=18446744073709551615, this=0x5cbfc940) at
thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=this@entry=0x5eeecda8, mutex=0x5dd0f3e0,
time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007f8884093041 in
ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned
(this=0x5eeecd80, th=0x7f87cc117600) at
../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f888409594b in ThreadWeaver::WorkingHardState::applyForWork
(this=0x431a6e0, th=0x7f87cc117600) at
../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f888409463f in ThreadWeaver::ThreadRunHelper::run
(this=this@entry=0x7f87b6e54b40, parent=0x5eeecd80, th=th@entry=0x7f87cc117600)
at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007f88840946cb in ThreadWeaver::Thread::run (this=0x7f87cc117600) at
../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007f8881d9cbec in QThreadPrivate::start (arg=0x7f87cc117600) at
thread/qthread_unix.cpp:338
#8  0x00007f887c2c9f8e in start_thread (arg=0x7f87b6e55700) at
pthread_create.c:311
#9  0x00007f8880fb9e1d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 2 (Thread 0x7f87b6654700 (LWP 30236)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f8881d9d14b in wait (time=18446744073709551615, this=0x5cbfc940) at
thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=this@entry=0x5eeecda8, mutex=0x5dd0f3e0,
time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007f8884093041 in
ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned
(this=0x5eeecd80, th=0x7f87cc27f410) at
../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f888409594b in ThreadWeaver::WorkingHardState::applyForWork
(this=0x431a6e0, th=0x7f87cc27f410) at
../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f888409463f in ThreadWeaver::ThreadRunHelper::run
(this=this@entry=0x7f87b6653b40, parent=0x5eeecd80, th=th@entry=0x7f87cc27f410)
at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007f88840946cb in ThreadWeaver::Thread::run (this=0x7f87cc27f410) at
../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007f8881d9cbec in QThreadPrivate::start (arg=0x7f87cc27f410) at
thread/qthread_unix.cpp:338
#8  0x00007f887c2c9f8e in start_thread (arg=0x7f87b6654700) at
pthread_create.c:311
#9  0x00007f8880fb9e1d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 1 (Thread 0x7f8887543a40 (LWP 18836)):
[KCrash Handler]
#6  isNull (this=0x646b2c61) at image/qpixmapdata_p.h:131
#7  QPixmap::isNull (this=this@entry=0x5df9ba40) at image/qpixmap.cpp:579
#8  0x00007f8882957499 in QPixmap::copy (this=this@entry=0x5df9ba40, rect=...)
at image/qpixmap.cpp:382
#9  0x00007f88829580a7 in QPixmap::QPixmap (this=0x7fffd7e64850, pixmap=...) at
image/qpixmap.cpp:303
#10 0x00007f88836027a4 in KPixmapSequence::frameAt (this=0x5f9137a0, index=2)
at ../../kdeui/util/kpixmapsequence.cpp:143
#11 0x00007f8849927fba in
KIPIPanoramaPlugin::PreProcessingPage::slotProgressTimerDone (this=0x5e680c60)
at
/build/buildd/digikam-3.2.0/extra/kipi-plugins/panorama/importwizard/preprocessingpage.cpp:237
#12 0x00007f8881eae0ef in QMetaObject::activate (sender=0x5e3182b0,
m=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at
kernel/qobject.cpp:3539
#13 0x00007f8881eb33ec in QObject::event (this=0x5e3182b0, e=<optimized out>)
at kernel/qobject.cpp:1156
#14 0x00007f88828828ec in QApplicationPrivate::notify_helper
(this=this@entry=0x2af7dd0, receiver=receiver@entry=0x5e3182b0,
e=e@entry=0x7fffd7e64ff0) at kernel/qapplication.cpp:4567
#15 0x00007f888288525b in QApplication::notify (this=this@entry=0x7fffd7e65880,
receiver=receiver@entry=0x5e3182b0, e=e@entry=0x7fffd7e64ff0) at
kernel/qapplication.cpp:4428
#16 0x00007f888358faf6 in KApplication::notify (this=0x7fffd7e65880,
receiver=0x5e3182b0, event=0x7fffd7e64ff0) at
../../kdeui/kernel/kapplication.cpp:311
#17 0x00007f8881e9963e in QCoreApplication::notifyInternal
(this=0x7fffd7e65880, receiver=0x5e3182b0, event=event@entry=0x7fffd7e64ff0) at
kernel/qcoreapplication.cpp:946
#18 0x00007f8881ecab72 in sendEvent (event=0x7fffd7e64ff0, receiver=<optimized
out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#19 QTimerInfoList::activateTimers (this=0x2af8580) at
kernel/qeventdispatcher_unix.cpp:622
#20 0x00007f8881ec79a4 in timerSourceDispatch (source=<optimized out>) at
kernel/qeventdispatcher_glib.cpp:186
#21 timerSourceDispatch (source=<optimized out>) at
kernel/qeventdispatcher_glib.cpp:180
#22 0x00007f8881ec79c1 in idleTimerSourceDispatch (source=<optimized out>) at
kernel/qeventdispatcher_glib.cpp:233
#23 0x00007f88798c8f05 in g_main_context_dispatch () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#24 0x00007f88798c9248 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#25 0x00007f88798c9304 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#26 0x00007f8881ec8016 in QEventDispatcherGlib::processEvents (this=0x2a7e0b0,
flags=...) at kernel/qeventdispatcher_glib.cpp:424
#27 0x00007f88829281ae in QGuiEventDispatcherGlib::processEvents
(this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#28 0x00007f8881e9838f in QEventLoop::processEvents
(this=this@entry=0x7fffd7e65270, flags=...) at kernel/qeventloop.cpp:149
#29 0x00007f8881e98618 in QEventLoop::exec (this=this@entry=0x7fffd7e65270,
flags=...) at kernel/qeventloop.cpp:204
#30 0x00007f8881e9dcf6 in QCoreApplication::exec () at
kernel/qcoreapplication.cpp:1218
#31 0x00007f8882880ffc in QApplication::exec () at kernel/qapplication.cpp:3828
#32 0x0000000000491d1b in main (argc=5, argv=0x7fffd7e65ab8) at
/build/buildd/digikam-3.2.0/core/digikam/main/main.cpp:235

Possible duplicates by query: bug 246632, bug 245956.

Reported using DrKonqi

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