[Digikam-devel] [Bug 274957] New: Crash on copy multiple files

Nathan nathan at deckinga.com
Sun Jun 5 02:11:23 BST 2011 

https://bugs.kde.org/show_bug.cgi?id=274957

           Summary: Crash on copy multiple files
           Product: digikam
           Version: 1.9.0
          Platform: Ubuntu Packages
        OS/Version: Linux
            Status: UNCONFIRMED
          Severity: crash
          Priority: NOR
         Component: general
        AssignedTo: digikam-devel at kde.org
        ReportedBy: nathan at deckinga.com


Application: digikam (1.9.0)
KDE Platform Version: 4.6.2 (4.6.2)
Qt Version: 4.7.2
Operating System: Linux 2.6.38-8-generic x86_64
Distribution: Ubuntu 11.04

-- Information about the crash:
Crashed while copying 280 files (relatively large jpegs) from one folder on a
NAS drive to another location on that same NAS drive.

The crash can be reproduced some of the time.

-- Backtrace:
Application: digiKam (digikam), signal: Segmentation fault
pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
    in ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S
[Current thread is 1 (Thread 0x7f8a97b97800 (LWP 2741))]

Thread 17 (Thread 0x7f8a7e6ee700 (LWP 2742)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f8a9036082b in wait (this=<value optimized out>, mutex=0x1c76000,
time=18446744073709551615) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x1c76000,
time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00000000005ed745 in Digikam::ScanController::run (this=0x1c96d30) at
/build/buildd/digikam-1.9.0/digikam/scancontroller.cpp:571
#4  0x00007f8a90360175 in QThreadPrivate::start (arg=0x1c96d30) at
thread/qthread_unix.cpp:320
#5  0x00007f8a8d5c6d8c in start_thread (arg=0x7f8a7e6ee700) at
pthread_create.c:304
#6  0x00007f8a8f33504d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 16 (Thread 0x7f8a7deed700 (LWP 2743)):
#0  0xffffffffff60014c in ?? ()
#1  0x00007f8a7deeca60 in ?? ()
#2  0x00007fffbabff7b2 in ?? ()
Backtrace stopped: previous frame identical to this frame (corrupt stack?)

Thread 15 (Thread 0x7f8a7d6ec700 (LWP 2795)):
#0  0x00007f8a903b12fa in do_gettime () at tools/qelapsedtimer_unix.cpp:123
#1  qt_gettime () at tools/qelapsedtimer_unix.cpp:140
#2  0x00007f8a90472e3d in QTimerInfoList::updateCurrentTime (this=0x1d672d0) at
kernel/qeventdispatcher_unix.cpp:339
#3  0x00007f8a904731a5 in QTimerInfoList::timerWait (this=0x1d672d0, tm=...) at
kernel/qeventdispatcher_unix.cpp:442
#4  0x00007f8a90471c2c in timerSourcePrepareHelper (src=<value optimized out>,
timeout=0x7f8a7d6ebbfc) at kernel/qeventdispatcher_glib.cpp:136
#5  0x00007f8a90471cd5 in timerSourcePrepare (source=<value optimized out>,
timeout=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:169
#6  0x00007f8a8c7a80a2 in g_main_context_prepare () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007f8a8c7a8f9d in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#8  0x00007f8a8c7a9639 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#9  0x00007f8a90472446 in QEventDispatcherGlib::processEvents (this=0x1d667b0,
flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#10 0x00007f8a90446882 in QEventLoop::processEvents (this=<value optimized
out>, flags=...) at kernel/qeventloop.cpp:149
#11 0x00007f8a90446abc in QEventLoop::exec (this=0x7f8a7d6ebd80, flags=...) at
kernel/qeventloop.cpp:201
#12 0x00007f8a9035d924 in QThread::exec (this=<value optimized out>) at
thread/qthread.cpp:492
#13 0x00007f8a90360175 in QThreadPrivate::start (arg=0x1d65ed0) at
thread/qthread_unix.cpp:320
#14 0x00007f8a8d5c6d8c in start_thread (arg=0x7f8a7d6ec700) at
pthread_create.c:304
#15 0x00007f8a8f33504d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#16 0x0000000000000000 in ?? ()

Thread 14 (Thread 0x7f8a7c8cd700 (LWP 2796)):
#0  0x00007f8a8d5c93c4 in __pthread_mutex_lock (mutex=0x7f8a70033548) at
pthread_mutex_lock.c:61
#1  0x00007f8a8c7a7f0d in g_main_context_prepare () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f8a8c7a8f9d in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f8a8c7a9639 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f8a90472446 in QEventDispatcherGlib::processEvents
(this=0x7f8a70017810, flags=<value optimized out>) at
kernel/qeventdispatcher_glib.cpp:424
#5  0x00007f8a90446882 in QEventLoop::processEvents (this=<value optimized
out>, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007f8a90446abc in QEventLoop::exec (this=0x7f8a7c8ccd80, flags=...) at
kernel/qeventloop.cpp:201
#7  0x00007f8a9035d924 in QThread::exec (this=<value optimized out>) at
thread/qthread.cpp:492
#8  0x00007f8a90360175 in QThreadPrivate::start (arg=0x1d66370) at
thread/qthread_unix.cpp:320
#9  0x00007f8a8d5c6d8c in start_thread (arg=0x7f8a7c8cd700) at
pthread_create.c:304
#10 0x00007f8a8f33504d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 13 (Thread 0x7f8a779dd700 (LWP 2797)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f8a9036082b in wait (this=<value optimized out>, mutex=0x2182918,
time=18446744073709551615) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x2182918,
time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f8a95018087 in Digikam::ParkingThread::run (this=0x2182900) at
/build/buildd/digikam-1.9.0/libs/threads/threadmanager.cpp:119
#4  0x00007f8a90360175 in QThreadPrivate::start (arg=0x2182900) at
thread/qthread_unix.cpp:320
#5  0x00007f8a8d5c6d8c in start_thread (arg=0x7f8a779dd700) at
pthread_create.c:304
#6  0x00007f8a8f33504d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 12 (Thread 0x7f8a771dc700 (LWP 2798)):
#0  0x00007f8a8c7a91b3 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f8a8c7a9639 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f8a90472446 in QEventDispatcherGlib::processEvents (this=0x2012cd0,
flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#3  0x00007f8a90446882 in QEventLoop::processEvents (this=<value optimized
out>, flags=...) at kernel/qeventloop.cpp:149
#4  0x00007f8a90446abc in QEventLoop::exec (this=0x7f8a771dbd80, flags=...) at
kernel/qeventloop.cpp:201
#5  0x00007f8a9035d924 in QThread::exec (this=<value optimized out>) at
thread/qthread.cpp:492
#6  0x00007f8a90360175 in QThreadPrivate::start (arg=0x20115f0) at
thread/qthread_unix.cpp:320
#7  0x00007f8a8d5c6d8c in start_thread (arg=0x7f8a771dc700) at
pthread_create.c:304
#8  0x00007f8a8f33504d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#9  0x0000000000000000 in ?? ()

Thread 11 (Thread 0x7f8a769db700 (LWP 2799)):
#0  0x00007f8a8f327f03 in __poll (fds=<value optimized out>, nfds=<value
optimized out>, timeout=<value optimized out>) at
../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f8a8c7a9104 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f8a8c7a9639 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f8a90472446 in QEventDispatcherGlib::processEvents (this=0x20100a0,
flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007f8a90446882 in QEventLoop::processEvents (this=<value optimized
out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f8a90446abc in QEventLoop::exec (this=0x7f8a769dad80, flags=...) at
kernel/qeventloop.cpp:201
#6  0x00007f8a9035d924 in QThread::exec (this=<value optimized out>) at
thread/qthread.cpp:492
#7  0x00007f8a90360175 in QThreadPrivate::start (arg=0x20102e0) at
thread/qthread_unix.cpp:320
#8  0x00007f8a8d5c6d8c in start_thread (arg=0x7f8a769db700) at
pthread_create.c:304
#9  0x00007f8a8f33504d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 10 (Thread 0x7f8a639d1700 (LWP 2803)):
#0  0x00007f8a8f327f03 in __poll (fds=<value optimized out>, nfds=<value
optimized out>, timeout=<value optimized out>) at
../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f8a8c7a9104 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f8a8c7a9639 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f8a90472446 in QEventDispatcherGlib::processEvents (this=0x28d7690,
flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007f8a90446882 in QEventLoop::processEvents (this=<value optimized
out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f8a90446abc in QEventLoop::exec (this=0x7f8a639d0d50, flags=...) at
kernel/qeventloop.cpp:201
#6  0x00007f8a9035d924 in QThread::exec (this=<value optimized out>) at
thread/qthread.cpp:492
#7  0x00007f8a90428c2f in QInotifyFileSystemWatcherEngine::run (this=0x28db0d0)
at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f8a90360175 in QThreadPrivate::start (arg=0x28db0d0) at
thread/qthread_unix.cpp:320
#9  0x00007f8a8d5c6d8c in start_thread (arg=0x7f8a639d1700) at
pthread_create.c:304
#10 0x00007f8a8f33504d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 9 (Thread 0x7f8a60efe700 (LWP 2810)):
#0  0x00007f8a8d5cad9d in __pthread_mutex_unlock_usercnt (mutex=0x2d6a848) at
pthread_mutex_unlock.c:52
#1  __pthread_mutex_unlock (mutex=0x2d6a848) at pthread_mutex_unlock.c:290
#2  0x00007f8a8c7a91b3 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f8a8c7a9639 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f8a90472446 in QEventDispatcherGlib::processEvents (this=0x2d69df0,
flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#5  0x00007f8a90446882 in QEventLoop::processEvents (this=<value optimized
out>, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007f8a90446abc in QEventLoop::exec (this=0x7f8a60efdd50, flags=...) at
kernel/qeventloop.cpp:201
#7  0x00007f8a9035d924 in QThread::exec (this=<value optimized out>) at
thread/qthread.cpp:492
#8  0x00007f8a90428c2f in QInotifyFileSystemWatcherEngine::run (this=0x2d69720)
at io/qfilesystemwatcher_inotify.cpp:248
#9  0x00007f8a90360175 in QThreadPrivate::start (arg=0x2d69720) at
thread/qthread_unix.cpp:320
#10 0x00007f8a8d5c6d8c in start_thread (arg=0x7f8a60efe700) at
pthread_create.c:304
#11 0x00007f8a8f33504d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 8 (Thread 0x7f8a690d7700 (LWP 2898)):
#0  __pthread_mutex_lock (mutex=0x3133e48) at pthread_mutex_lock.c:62
#1  0x00007f8a8c7a7f0d in g_main_context_prepare () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f8a8c7a8f9d in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f8a8c7a9639 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f8a90472446 in QEventDispatcherGlib::processEvents (this=0x316e0f0,
flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#5  0x00007f8a90446882 in QEventLoop::processEvents (this=<value optimized
out>, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007f8a90446abc in QEventLoop::exec (this=0x7f8a690d6d50, flags=...) at
kernel/qeventloop.cpp:201
#7  0x00007f8a9035d924 in QThread::exec (this=<value optimized out>) at
thread/qthread.cpp:492
#8  0x00007f8a90428c2f in QInotifyFileSystemWatcherEngine::run (this=0x31ca6a0)
at io/qfilesystemwatcher_inotify.cpp:248
#9  0x00007f8a90360175 in QThreadPrivate::start (arg=0x31ca6a0) at
thread/qthread_unix.cpp:320
#10 0x00007f8a8d5c6d8c in start_thread (arg=0x7f8a690d7700) at
pthread_create.c:304
#11 0x00007f8a8f33504d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 7 (Thread 0x7f8a3e4e9700 (LWP 2945)):
#0  0x00007f8a8f327f03 in __poll (fds=<value optimized out>, nfds=<value
optimized out>, timeout=<value optimized out>) at
../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f8a8c7a9104 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f8a8c7a9639 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f8a90472446 in QEventDispatcherGlib::processEvents (this=0x3ff90c0,
flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007f8a90446882 in QEventLoop::processEvents (this=<value optimized
out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f8a90446abc in QEventLoop::exec (this=0x7f8a3e4e8d50, flags=...) at
kernel/qeventloop.cpp:201
#6  0x00007f8a9035d924 in QThread::exec (this=<value optimized out>) at
thread/qthread.cpp:492
#7  0x00007f8a90428c2f in QInotifyFileSystemWatcherEngine::run (this=0x3ff72c0)
at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f8a90360175 in QThreadPrivate::start (arg=0x3ff72c0) at
thread/qthread_unix.cpp:320
#9  0x00007f8a8d5c6d8c in start_thread (arg=0x7f8a3e4e9700) at
pthread_create.c:304
#10 0x00007f8a8f33504d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 6 (Thread 0x7f8a3dce8700 (LWP 2952)):
#0  0x00007f8a8f327f03 in __poll (fds=<value optimized out>, nfds=<value
optimized out>, timeout=<value optimized out>) at
../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f8a8c7a9104 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f8a8c7a9639 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f8a90472446 in QEventDispatcherGlib::processEvents (this=0x4015fe0,
flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007f8a90446882 in QEventLoop::processEvents (this=<value optimized
out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f8a90446abc in QEventLoop::exec (this=0x7f8a3dce7d50, flags=...) at
kernel/qeventloop.cpp:201
#6  0x00007f8a9035d924 in QThread::exec (this=<value optimized out>) at
thread/qthread.cpp:492
#7  0x00007f8a90428c2f in QInotifyFileSystemWatcherEngine::run (this=0x45613f0)
at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f8a90360175 in QThreadPrivate::start (arg=0x45613f0) at
thread/qthread_unix.cpp:320
#9  0x00007f8a8d5c6d8c in start_thread (arg=0x7f8a3dce8700) at
pthread_create.c:304
#10 0x00007f8a8f33504d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 5 (Thread 0x7f8a367fc700 (LWP 2959)):
#0  0x00007f8a8f327f03 in __poll (fds=<value optimized out>, nfds=<value
optimized out>, timeout=<value optimized out>) at
../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f8a8c7a9104 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f8a8c7a9639 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f8a90472446 in QEventDispatcherGlib::processEvents (this=0x4a01cd0,
flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007f8a90446882 in QEventLoop::processEvents (this=<value optimized
out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f8a90446abc in QEventLoop::exec (this=0x7f8a367fbd50, flags=...) at
kernel/qeventloop.cpp:201
#6  0x00007f8a9035d924 in QThread::exec (this=<value optimized out>) at
thread/qthread.cpp:492
#7  0x00007f8a90428c2f in QInotifyFileSystemWatcherEngine::run (this=0x4a00b60)
at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f8a90360175 in QThreadPrivate::start (arg=0x4a00b60) at
thread/qthread_unix.cpp:320
#9  0x00007f8a8d5c6d8c in start_thread (arg=0x7f8a367fc700) at
pthread_create.c:304
#10 0x00007f8a8f33504d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7f8a617cc700 (LWP 8568)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f8a9035f2b3 in QMutexPrivate::wait (this=0x1d3c1c0, timeout=-1) at
thread/qmutex_unix.cpp:84
#2  0x00007f8a9035bd05 in QMutex::lock (this=0x1d03db0) at
thread/qmutex.cpp:204
#3  0x00007f8a94ffbf0a in Digikam::ThumbnailLoadingTask::execute
(this=0x546be00) at
/build/buildd/digikam-1.9.0/libs/threadimageio/thumbnailtask.cpp:148
#4  0x00007f8a94fd9536 in Digikam::LoadSaveThread::run (this=0x2cd8150) at
/build/buildd/digikam-1.9.0/libs/threadimageio/loadsavethread.cpp:116
#5  0x00007f8a95019506 in Digikam::DynamicThread::DynamicThreadPriv::run
(this=0x2cd73b0) at
/build/buildd/digikam-1.9.0/libs/threads/dynamicthread.cpp:311
#6  0x00007f8a90355188 in QThreadPoolThread::run (this=0x7f8a70a01700) at
concurrent/qthreadpool.cpp:106
#7  0x00007f8a90360175 in QThreadPrivate::start (arg=0x7f8a70a01700) at
thread/qthread_unix.cpp:320
#8  0x00007f8a8d5c6d8c in start_thread (arg=0x7f8a617cc700) at
pthread_create.c:304
#9  0x00007f8a8f33504d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7f8a59fbd700 (LWP 8569)):
[KCrash Handler]
#6  0x00007f8a94ffbbc7 in Digikam::ThumbnailLoadingTask::execute
(this=0x5b700b0) at
/build/buildd/digikam-1.9.0/libs/threadimageio/thumbnailtask.cpp:100
#7  0x00007f8a94fd9536 in Digikam::LoadSaveThread::run (this=0x216a240) at
/build/buildd/digikam-1.9.0/libs/threadimageio/loadsavethread.cpp:116
#8  0x00007f8a95019506 in Digikam::DynamicThread::DynamicThreadPriv::run
(this=0x21728a0) at
/build/buildd/digikam-1.9.0/libs/threads/dynamicthread.cpp:311
#9  0x00007f8a90355188 in QThreadPoolThread::run (this=0x7f8a70a02bf0) at
concurrent/qthreadpool.cpp:106
#10 0x00007f8a90360175 in QThreadPrivate::start (arg=0x7f8a70a02bf0) at
thread/qthread_unix.cpp:320
#11 0x00007f8a8d5c6d8c in start_thread (arg=0x7f8a59fbd700) at
pthread_create.c:304
#12 0x00007f8a8f33504d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#13 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f8a3f76c700 (LWP 8572)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f8a9035f2b3 in QMutexPrivate::wait (this=0x1d3c1c0, timeout=-1) at
thread/qmutex_unix.cpp:84
#2  0x00007f8a9035bd05 in QMutex::lock (this=0x1d03db0) at
thread/qmutex.cpp:204
#3  0x00007f8a94ffbf0a in Digikam::ThumbnailLoadingTask::execute
(this=0x5b705d0) at
/build/buildd/digikam-1.9.0/libs/threadimageio/thumbnailtask.cpp:148
#4  0x00007f8a94fd9536 in Digikam::LoadSaveThread::run (this=0x1d67920) at
/build/buildd/digikam-1.9.0/libs/threadimageio/loadsavethread.cpp:116
#5  0x00007f8a95019506 in Digikam::DynamicThread::DynamicThreadPriv::run
(this=0x2167800) at
/build/buildd/digikam-1.9.0/libs/threads/dynamicthread.cpp:311
#6  0x00007f8a90355188 in QThreadPoolThread::run (this=0x3c88f50) at
concurrent/qthreadpool.cpp:106
#7  0x00007f8a90360175 in QThreadPrivate::start (arg=0x3c88f50) at
thread/qthread_unix.cpp:320
#8  0x00007f8a8d5c6d8c in start_thread (arg=0x7f8a3f76c700) at
pthread_create.c:304
#9  0x00007f8a8f33504d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f8a97b97800 (LWP 2741)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f8a9035f2b3 in QMutexPrivate::wait (this=0x1d3c1c0, timeout=-1) at
thread/qmutex_unix.cpp:84
#2  0x00007f8a9035bd05 in QMutex::lock (this=0x1d03db0) at
thread/qmutex.cpp:204
#3  0x00007f8a94ff58c8 in
Digikam::ThumbnailLoadThread::ThumbnailLoadThreadPriv::checkDescription
(this=0x216f990, description=<value optimized out>) at
/build/buildd/digikam-1.9.0/libs/threadimageio/thumbnailloadthread.cpp:344
#4  0x00007f8a94ff6235 in
Digikam::ThumbnailLoadThread::ThumbnailLoadThreadPriv::makeDescriptions
(this=0x216f990, filePaths=<value optimized out>, size=<value optimized out>)
at /build/buildd/digikam-1.9.0/libs/threadimageio/thumbnailloadthread.cpp:373
#5  0x00007f8a94ff6392 in Digikam::ThumbnailLoadThread::preloadGroup
(this=0x216a240, filePaths=..., size=256) at
/build/buildd/digikam-1.9.0/libs/threadimageio/thumbnailloadthread.cpp:480
#6  0x00007f8a94ae5d1a in Digikam::ImageThumbnailModel::preloadThumbnails
(this=0x1faa6e0, infos=<value optimized out>) at
/build/buildd/digikam-1.9.0/libs/models/imagethumbnailmodel.cpp:194
#7  0x00007f8a94ae5d9e in Digikam::ImageThumbnailModel::preloadAllThumbnails
(this=0x1faa6e0) at
/build/buildd/digikam-1.9.0/libs/models/imagethumbnailmodel.cpp:215
#8  0x00007f8a94ae612c in Digikam::ImageThumbnailModel::qt_metacall
(this=0x1faa6e0, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>,
_a=0x7fffbaabb620) at
/build/buildd/digikam-1.9.0/obj-x86_64-linux-gnu/digikam/imagethumbnailmodel.moc:94
#9  0x000000000052cbd0 in Digikam::ImageAlbumModel::qt_metacall
(this=0x1faa6e0, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>,
_a=0x7fffbaabb620) at
/build/buildd/digikam-1.9.0/obj-x86_64-linux-gnu/digikam/imagealbummodel.moc:102
#10 0x00007f8a9045c5f8 in QMetaObject::activate (sender=0x1faa6e0, m=<value
optimized out>, local_signal_index=<value optimized out>, argv=0x0) at
kernel/qobject.cpp:3287
#11 0x000000000052c13d in Digikam::ImageAlbumModel::slotResult (this=0x1faa6e0,
job=<value optimized out>) at
/build/buildd/digikam-1.9.0/libs/models/imagealbummodel.cpp:285
#12 0x000000000052cd04 in Digikam::ImageAlbumModel::qt_metacall
(this=0x1faa6e0, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>,
_a=0x7fffbaabb7c0) at
/build/buildd/digikam-1.9.0/obj-x86_64-linux-gnu/digikam/imagealbummodel.moc:114
#13 0x00007f8a9045c5f8 in QMetaObject::activate (sender=0x5314190, m=<value
optimized out>, local_signal_index=<value optimized out>, argv=0x7fffbaabb7c0)
at kernel/qobject.cpp:3287
#14 0x00007f8a908b3d32 in KJob::result (this=<value optimized out>,
_t1=0x5314190) at ./kjob.moc:194
#15 0x00007f8a908b3d70 in KJob::emitResult (this=0x5314190) at
../../kdecore/jobs/kjob.cpp:312
#16 0x00007f8a92d0fc9b in KIO::SimpleJob::slotFinished (this=0x5314190) at
../../kio/kio/job.cpp:525
#17 0x00007f8a92d15122 in KIO::TransferJob::slotFinished (this=0x5314190) at
../../kio/kio/job.cpp:1118
#18 0x00007f8a92d19421 in KIO::TransferJob::qt_metacall (this=0x5314190,
_c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fffbaabbbc0)
at ./jobclasses.moc:367
#19 0x00007f8a9045c5f8 in QMetaObject::activate (sender=0x3fee840, m=<value
optimized out>, local_signal_index=<value optimized out>, argv=0x0) at
kernel/qobject.cpp:3287
#20 0x00007f8a92db6531 in KIO::SlaveInterface::dispatch (this=<value optimized
out>, _cmd=104, rawdata=...) at ../../kio/kio/slaveinterface.cpp:173
#21 0x00007f8a92db34b5 in KIO::SlaveInterface::dispatch (this=0x3fee840) at
../../kio/kio/slaveinterface.cpp:89
#22 0x00007f8a92da6e8e in KIO::Slave::gotInput (this=0x3fee840) at
../../kio/kio/slave.cpp:348
#23 0x00007f8a92da74dc in KIO::Slave::qt_metacall (this=0x3fee840,
_c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fffbaabbfd0)
at ./slave.moc:82
#24 0x00007f8a9045c5f8 in QMetaObject::activate (sender=0x5384c90, m=<value
optimized out>, local_signal_index=<value optimized out>, argv=0x0) at
kernel/qobject.cpp:3287
#25 0x00007f8a92ce0ff7 in KIO::ConnectionPrivate::dequeue (this=0x29d8980) at
../../kio/kio/connection.cpp:82
#26 0x00007f8a92ce109d in KIO::Connection::qt_metacall (this=0x5384c90,
_c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x35e37d0) at
./connection.moc:79
#27 0x00007f8a9045b49a in QObject::event (this=0x5384c90, e=<value optimized
out>) at kernel/qobject.cpp:1226
#28 0x00007f8a9105e9e4 in QApplicationPrivate::notify_helper (this=0x1bf48d0,
receiver=0x5384c90, e=0x55815e0) at kernel/qapplication.cpp:4462
#29 0x00007f8a910633aa in QApplication::notify (this=<value optimized out>,
receiver=0x5384c90, e=0x55815e0) at kernel/qapplication.cpp:4341
#30 0x00007f8a91d7d866 in KApplication::notify (this=0x7fffbaabcb60,
receiver=0x5384c90, event=0x55815e0) at ../../kdeui/kernel/kapplication.cpp:311
#31 0x00007f8a9044749c in QCoreApplication::notifyInternal
(this=0x7fffbaabcb60, receiver=0x5384c90, event=0x55815e0) at
kernel/qcoreapplication.cpp:731
#32 0x00007f8a9044ac25 in sendEvent (receiver=0x0, event_type=0,
data=0x1b5cd10) at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#33 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0,
data=0x1b5cd10) at kernel/qcoreapplication.cpp:1372
#34 0x00007f8a90472253 in sendPostedEvents (s=0x1bf75c0) at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#35 postEventSourceDispatch (s=0x1bf75c0) at
kernel/qeventdispatcher_glib.cpp:277
#36 0x00007f8a8c7a8bcd in g_main_context_dispatch () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#37 0x00007f8a8c7a93a8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#38 0x00007f8a8c7a9639 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#39 0x00007f8a904723ef in QEventDispatcherGlib::processEvents (this=0x1b5c4f0,
flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#40 0x00007f8a91105dfe in QGuiEventDispatcherGlib::processEvents (this=<value
optimized out>, flags=<value optimized out>) at
kernel/qguieventdispatcher_glib.cpp:204
#41 0x00007f8a90446882 in QEventLoop::processEvents (this=<value optimized
out>, flags=...) at kernel/qeventloop.cpp:149
#42 0x00007f8a90446abc in QEventLoop::exec (this=0x7fffbaabc9b0, flags=...) at
kernel/qeventloop.cpp:201
#43 0x00007f8a9044aecb in QCoreApplication::exec () at
kernel/qcoreapplication.cpp:1008
#44 0x0000000000633054 in main (argc=5, argv=0x7fffbaabd348) at
/build/buildd/digikam-1.9.0/digikam/main.cpp:216

Possible duplicates by query: bug 274487, bug 274051, bug 273302, bug 273290,
bug 273161.

Reported using DrKonqi

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