Bug 358851

Summary: KMail crashed while some folder is moving to another one
Product: [Applications] kmail2 Reporter: Igor Zhuravlov <zhuravlov.ip>
Component: generalAssignee: kdepim bugs <kdepim-bugs>
Status: RESOLVED DUPLICATE    
Severity: crash CC: krissn
Priority: NOR Keywords: drkonqi
Version: 5.1   
Target Milestone: ---   
Platform: openSUSE   
OS: Linux   
Latest Commit: Version Fixed In:
Attachments: valgrind.log

Description Igor Zhuravlov 2016-02-01 00:31:39 UTC
Application: kmail (5.1)

Qt Version: 5.5.1
Operating System: Linux 4.1.15-8-default x86_64
Distribution: "openSUSE Leap 42.1 (x86_64)"

-- Information about the crash:
- What I was doing when the application crashed:
1) import mail by wizard from previous version of KMail's maildir folder with sub-folders, completed without problems, "akonadictl fsck" is almost fine;
2) start to reorganize folders manually via KMail GUI interface: move imported folders from "/Local/KMail-Import" to "/Local" (one level up);
3) during the process, having folders layout e.g.
  /Local
  /Local/Folder1
  /Local/Folder1/Subfolder1
  /Local/KMail-Import/Folder1
  /Local/KMail-Import/Folder1/Subfolder2
with /Local/Folder1 being folded in GUI, that is the left view looks like:
  - /Local
    + /Folder1
    - /KMail-Import
      - /Folder1
        - /Subfolder2
when I drag by mouse Subfolder2 onto Folder1, select "Move, not Copy" in the popup menu, then KMail crashes immediately.

The crash can be reproduced sometimes.

-- Backtrace:
Application: KMail (kmail), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f69a39a2800 (LWP 20196))]

Thread 23 (Thread 0x7f697d082700 (LWP 20198)):
#0  0x00007f6996c63e42 in  () at /usr/lib64/libglib-2.0.so.0
#1  0x00007f6996c63f7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f69a1510d8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#3  0x00007f69a14b7d53 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007f69a12d961a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#5  0x00007f69a12de32f in  () at /usr/lib64/libQt5Core.so.5
#6  0x00007f69971800a4 in start_thread () at /lib64/libpthread.so.0
#7  0x00007f69a09d804d in clone () at /lib64/libc.so.6

Thread 22 (Thread 0x7f6977fff700 (LWP 20199)):
#0  0x00007f6996ca5cf9 in g_mutex_lock () at /usr/lib64/libglib-2.0.so.0
#1  0x00007f6996c638fc in g_main_context_check () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f6996c63df8 in  () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f6996c63f7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#4  0x00007f69a1510d8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007f69a14b7d53 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#6  0x00007f69a12d961a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#7  0x00007f69a12de32f in  () at /usr/lib64/libQt5Core.so.5
#8  0x00007f69971800a4 in start_thread () at /lib64/libpthread.so.0
#9  0x00007f69a09d804d in clone () at /lib64/libc.so.6

Thread 21 (Thread 0x7f69777fe700 (LWP 20201)):
#0  0x00007f69a09cfc1d in poll () at /lib64/libc.so.6
#1  0x00007f6996c63e64 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f6996c63f7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f69a1510d8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007f69a14b7d53 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007f69a12d961a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6  0x00007f69a12de32f in  () at /usr/lib64/libQt5Core.so.5
#7  0x00007f69971800a4 in start_thread () at /lib64/libpthread.so.0
#8  0x00007f69a09d804d in clone () at /lib64/libc.so.6

Thread 20 (Thread 0x7f6976ffd700 (LWP 20205)):
#0  0x00007f69a1510d84 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#1  0x00007f69a14b7d53 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#2  0x00007f69a12d961a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#3  0x00007f69a12de32f in  () at /usr/lib64/libQt5Core.so.5
#4  0x00007f69971800a4 in start_thread () at /lib64/libpthread.so.0
#5  0x00007f69a09d804d in clone () at /lib64/libc.so.6

Thread 19 (Thread 0x7f69767fc700 (LWP 20211)):
#0  0x00007fff73f69ae6 in clock_gettime ()
#1  0x00007f69a09e4c9d in clock_gettime () at /lib64/libc.so.6
#2  0x00007f69a138f7d6 in  () at /usr/lib64/libQt5Core.so.5
#3  0x00007f69a150f3b9 in QTimerInfoList::updateCurrentTime() () at /usr/lib64/libQt5Core.so.5
#4  0x00007f69a150f945 in QTimerInfoList::timerWait(timespec&) () at /usr/lib64/libQt5Core.so.5
#5  0x00007f69a1510b5e in  () at /usr/lib64/libQt5Core.so.5
#6  0x00007f6996c634ad in g_main_context_prepare () at /usr/lib64/libglib-2.0.so.0
#7  0x00007f6996c63d80 in  () at /usr/lib64/libglib-2.0.so.0
#8  0x00007f6996c63f7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#9  0x00007f69a1510d8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#10 0x00007f69a14b7d53 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#11 0x00007f69a12d961a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#12 0x00007f69a12de32f in  () at /usr/lib64/libQt5Core.so.5
#13 0x00007f69971800a4 in start_thread () at /lib64/libpthread.so.0
#14 0x00007f69a09d804d in clone () at /lib64/libc.so.6

Thread 18 (Thread 0x7f6961182700 (LWP 20220)):
#0  0x00007f699718405f in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f6991d00733 in  () at /usr/lib64/libQt5WebKit.so.5
#2  0x00007f6991d00759 in  () at /usr/lib64/libQt5WebKit.so.5
#3  0x00007f69971800a4 in start_thread () at /lib64/libpthread.so.0
#4  0x00007f69a09d804d in clone () at /lib64/libc.so.6

Thread 17 (Thread 0x7f690d3b3700 (LWP 20221)):
#0  0x00007f699718405f in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f69579f9a13 in  () at /usr/lib64/dri/r600_dri.so
#2  0x00007f69579f9197 in  () at /usr/lib64/dri/r600_dri.so
#3  0x00007f69971800a4 in start_thread () at /lib64/libpthread.so.0
#4  0x00007f69a09d804d in clone () at /lib64/libc.so.6

Thread 16 (Thread 0x7f68fbfff700 (LWP 20231)):
#0  0x00007f699718405f in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f6991a0c75d in  () at /usr/lib64/libQt5WebKit.so.5
#2  0x00007f6991d2f031 in  () at /usr/lib64/libQt5WebKit.so.5
#3  0x00007f69971800a4 in start_thread () at /lib64/libpthread.so.0
#4  0x00007f69a09d804d in clone () at /lib64/libc.so.6

Thread 15 (Thread 0x7f68fb7fe700 (LWP 20232)):
#0  0x00007f699718405f in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f6991a0d733 in  () at /usr/lib64/libQt5WebKit.so.5
#2  0x00007f6991d2f031 in  () at /usr/lib64/libQt5WebKit.so.5
#3  0x00007f69971800a4 in start_thread () at /lib64/libpthread.so.0
#4  0x00007f69a09d804d in clone () at /lib64/libc.so.6

Thread 14 (Thread 0x7f68faffd700 (LWP 20233)):
#0  0x00007f699718405f in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f6991a0d733 in  () at /usr/lib64/libQt5WebKit.so.5
#2  0x00007f6991d2f031 in  () at /usr/lib64/libQt5WebKit.so.5
#3  0x00007f69971800a4 in start_thread () at /lib64/libpthread.so.0
#4  0x00007f69a09d804d in clone () at /lib64/libc.so.6

Thread 13 (Thread 0x7f68fa7fc700 (LWP 20234)):
#0  0x00007f699718405f in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f6991a0d733 in  () at /usr/lib64/libQt5WebKit.so.5
#2  0x00007f6991d2f031 in  () at /usr/lib64/libQt5WebKit.so.5
#3  0x00007f69971800a4 in start_thread () at /lib64/libpthread.so.0
#4  0x00007f69a09d804d in clone () at /lib64/libc.so.6

Thread 12 (Thread 0x7f68f9bfb700 (LWP 20235)):
#0  0x00007f6996c634b9 in g_main_context_prepare () at /usr/lib64/libglib-2.0.so.0
#1  0x00007f6996c63d80 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f6996c63f7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f69a1510d8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007f69a14b7d53 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007f69a12d961a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6  0x00007f69a12de32f in  () at /usr/lib64/libQt5Core.so.5
#7  0x00007f69971800a4 in start_thread () at /lib64/libpthread.so.0
#8  0x00007f69a09d804d in clone () at /lib64/libc.so.6

Thread 11 (Thread 0x7f68f93fa700 (LWP 20241)):
#0  0x00007f6996c63d73 in  () at /usr/lib64/libglib-2.0.so.0
#1  0x00007f6996c63f7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f69a1510d8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#3  0x00007f69a14b7d53 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007f69a12d961a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#5  0x00007f69a12de32f in  () at /usr/lib64/libQt5Core.so.5
#6  0x00007f69971800a4 in start_thread () at /lib64/libpthread.so.0
#7  0x00007f69a09d804d in clone () at /lib64/libc.so.6

Thread 10 (Thread 0x7f68e3fff700 (LWP 32292)):
#0  0x00007f699718405f in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f6985e7d86b in  () at /usr/lib64/libQt5Script.so.5
#2  0x00007f6985e7d899 in  () at /usr/lib64/libQt5Script.so.5
#3  0x00007f69971800a4 in start_thread () at /lib64/libpthread.so.0
#4  0x00007f69a09d804d in clone () at /lib64/libc.so.6

Thread 9 (Thread 0x7f6962184700 (LWP 32305)):
#0  0x00007f6996c63a4e in g_main_context_dispatch () at /usr/lib64/libglib-2.0.so.0
#1  0x00007f6996c63ed8 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f6996c63f7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f69a1510d8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007f69a14b7d53 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007f69a12d961a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6  0x00007f69a12de32f in  () at /usr/lib64/libQt5Core.so.5
#7  0x00007f69971800a4 in start_thread () at /lib64/libpthread.so.0
#8  0x00007f69a09d804d in clone () at /lib64/libc.so.6

Thread 8 (Thread 0x7f6909c1c700 (LWP 32307)):
#0  0x00007f69a12d6ccf in QMutex::unlock() () at /usr/lib64/libQt5Core.so.5
#1  0x00007f69a1511895 in  () at /usr/lib64/libQt5Core.so.5
#2  0x00007f6996c638f1 in g_main_context_check () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f6996c63df8 in  () at /usr/lib64/libglib-2.0.so.0
#4  0x00007f6996c63f7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#5  0x00007f69a1510d8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#6  0x00007f69a14b7d53 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#7  0x00007f69a12d961a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#8  0x00007f69a12de32f in  () at /usr/lib64/libQt5Core.so.5
#9  0x00007f69971800a4 in start_thread () at /lib64/libpthread.so.0
#10 0x00007f69a09d804d in clone () at /lib64/libc.so.6

Thread 7 (Thread 0x7f690a41d700 (LWP 32309)):
#0  0x00007f6996c634aa in g_main_context_prepare () at /usr/lib64/libglib-2.0.so.0
#1  0x00007f6996c63d80 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f6996c63f7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f69a1510d8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007f69a14b7d53 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007f69a12d961a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6  0x00007f69a12de32f in  () at /usr/lib64/libQt5Core.so.5
#7  0x00007f69971800a4 in start_thread () at /lib64/libpthread.so.0
#8  0x00007f69a09d804d in clone () at /lib64/libc.so.6

Thread 6 (Thread 0x7f690ac1e700 (LWP 32311)):
#0  0x00007f69a09cbced in read () at /lib64/libc.so.6
#1  0x00007f6996ca4b60 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f6996c63999 in g_main_context_check () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f6996c63df8 in  () at /usr/lib64/libglib-2.0.so.0
#4  0x00007f6996c63f7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#5  0x00007f69a1510d8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#6  0x00007f69a14b7d53 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#7  0x00007f69a12d961a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#8  0x00007f69a12de32f in  () at /usr/lib64/libQt5Core.so.5
#9  0x00007f69971800a4 in start_thread () at /lib64/libpthread.so.0
#10 0x00007f69a09d804d in clone () at /lib64/libc.so.6

Thread 5 (Thread 0x7f6961983700 (LWP 32314)):
#0  0x00007f6996c6377f in g_main_context_check () at /usr/lib64/libglib-2.0.so.0
#1  0x00007f6996c63df8 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f6996c63f7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f69a1510d8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007f69a14b7d53 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007f69a12d961a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6  0x00007f69a12de32f in  () at /usr/lib64/libQt5Core.so.5
#7  0x00007f69971800a4 in start_thread () at /lib64/libpthread.so.0
#8  0x00007f69a09d804d in clone () at /lib64/libc.so.6

Thread 4 (Thread 0x7f68e2ee8700 (LWP 32317)):
#0  0x00007f69a09cfc1d in poll () at /lib64/libc.so.6
#1  0x00007f6996c63e64 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f6996c63f7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f69a1510d8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007f69a14b7d53 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007f69a12d961a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6  0x00007f69a12de32f in  () at /usr/lib64/libQt5Core.so.5
#7  0x00007f69971800a4 in start_thread () at /lib64/libpthread.so.0
#8  0x00007f69a09d804d in clone () at /lib64/libc.so.6

Thread 3 (Thread 0x7f68e26e7700 (LWP 32365)):
#0  0x00007f69a09cfc1d in poll () at /lib64/libc.so.6
#1  0x00007f6996c63e64 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f6996c63f7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f69a1510d8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007f69a14b7d53 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007f69a12d961a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6  0x00007f69a12de32f in  () at /usr/lib64/libQt5Core.so.5
#7  0x00007f69971800a4 in start_thread () at /lib64/libpthread.so.0
#8  0x00007f69a09d804d in clone () at /lib64/libc.so.6

Thread 2 (Thread 0x7f684a5ee700 (LWP 32453)):
#0  0x00007fff73f69b41 in clock_gettime ()
#1  0x00007f69a09e4c9d in clock_gettime () at /lib64/libc.so.6
#2  0x00007f69a138f7d6 in  () at /usr/lib64/libQt5Core.so.5
#3  0x00007f69a150f3b9 in QTimerInfoList::updateCurrentTime() () at /usr/lib64/libQt5Core.so.5
#4  0x00007f69a150f945 in QTimerInfoList::timerWait(timespec&) () at /usr/lib64/libQt5Core.so.5
#5  0x00007f69a1510b5e in  () at /usr/lib64/libQt5Core.so.5
#6  0x00007f6996c634ad in g_main_context_prepare () at /usr/lib64/libglib-2.0.so.0
#7  0x00007f6996c63d80 in  () at /usr/lib64/libglib-2.0.so.0
#8  0x00007f6996c63f7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#9  0x00007f69a1510d8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#10 0x00007f69a14b7d53 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#11 0x00007f69a12d961a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#12 0x00007f69a12de32f in  () at /usr/lib64/libQt5Core.so.5
#13 0x00007f69971800a4 in start_thread () at /lib64/libpthread.so.0
#14 0x00007f69a09d804d in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7f69a39a2800 (LWP 20196)):
[KCrash Handler]
#6  0x00007f69a14819af in QSortFilterProxyModel::sibling(int, int, QModelIndex const&) const () at /usr/lib64/libQt5Core.so.5
#7  0x00007f69a147d798 in QIdentityProxyModel::sibling(int, int, QModelIndex const&) const () at /usr/lib64/libQt5Core.so.5
#8  0x00007f69a147d798 in QIdentityProxyModel::sibling(int, int, QModelIndex const&) const () at /usr/lib64/libQt5Core.so.5
#9  0x00007f699aeeac24 in  () at /usr/lib64/libKF5AkonadiCore.so.5
#10 0x00007f69a14e9cc6 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib64/libQt5Core.so.5
#11 0x00007f69a15688d6 in QAbstractItemModel::layoutChanged(QList<QPersistentModelIndex> const&, QAbstractItemModel::LayoutChangeHint) () at /usr/lib64/libQt5Core.so.5
#12 0x00007f69a147ecd6 in  () at /usr/lib64/libQt5Core.so.5
#13 0x00007f69a147f233 in  () at /usr/lib64/libQt5Core.so.5
#14 0x00007f69a14e9cc6 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib64/libQt5Core.so.5
#15 0x00007f69a15688d6 in QAbstractItemModel::layoutChanged(QList<QPersistentModelIndex> const&, QAbstractItemModel::LayoutChangeHint) () at /usr/lib64/libQt5Core.so.5
#16 0x00007f69a147ecd6 in  () at /usr/lib64/libQt5Core.so.5
#17 0x00007f69a147f233 in  () at /usr/lib64/libQt5Core.so.5
#18 0x00007f69a14e9cc6 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib64/libQt5Core.so.5
#19 0x00007f69a15688d6 in QAbstractItemModel::layoutChanged(QList<QPersistentModelIndex> const&, QAbstractItemModel::LayoutChangeHint) () at /usr/lib64/libQt5Core.so.5
#20 0x00007f69a1487383 in  () at /usr/lib64/libQt5Core.so.5
#21 0x00007f69a148b3f4 in  () at /usr/lib64/libQt5Core.so.5
#22 0x00007f69a14e9cc6 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib64/libQt5Core.so.5
#23 0x00007f69a1568cb4 in QAbstractItemModel::rowsMoved(QModelIndex const&, int, int, QModelIndex const&, int, QAbstractItemModel::QPrivateSignal) () at /usr/lib64/libQt5Core.so.5
#24 0x00007f69a1466f5a in QAbstractItemModel::endMoveRows() () at /usr/lib64/libQt5Core.so.5
#25 0x00007f699aeda1aa in Akonadi::EntityTreeModelPrivate::monitoredCollectionMoved(Akonadi::Collection const&, Akonadi::Collection const&, Akonadi::Collection const&) () at /usr/lib64/libKF5AkonadiCore.so.5
#26 0x00007f69a14e9cc6 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib64/libQt5Core.so.5
#27 0x00007f699ae17aaf in Akonadi::Monitor::collectionMoved(Akonadi::Collection const&, Akonadi::Collection const&, Akonadi::Collection const&) () at /usr/lib64/libKF5AkonadiCore.so.5
#28 0x00007f699ae1d76e in Akonadi::MonitorPrivate::emitCollectionNotification(Akonadi::Protocol::ChangeNotification const&, Akonadi::Collection const&, Akonadi::Collection const&, Akonadi::Collection const&) () at /usr/lib64/libKF5AkonadiCore.so.5
#29 0x00007f699ae24dc8 in Akonadi::MonitorPrivate::emitNotification(Akonadi::Protocol::ChangeNotification const&) () at /usr/lib64/libKF5AkonadiCore.so.5
#30 0x00007f699add1711 in Akonadi::ChangeRecorderPrivate::emitNotification(Akonadi::Protocol::ChangeNotification const&) () at /usr/lib64/libKF5AkonadiCore.so.5
#31 0x00007f699ae20e08 in Akonadi::MonitorPrivate::flushPipeline() () at /usr/lib64/libKF5AkonadiCore.so.5
#32 0x00007f699ae21009 in Akonadi::MonitorPrivate::dataAvailable() () at /usr/lib64/libKF5AkonadiCore.so.5
#33 0x00007f69a14e9cc6 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib64/libQt5Core.so.5
#34 0x00007f699adcae84 in  () at /usr/lib64/libKF5AkonadiCore.so.5
#35 0x00007f699adf9954 in  () at /usr/lib64/libKF5AkonadiCore.so.5
#36 0x00007f69a14e9cc6 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib64/libQt5Core.so.5
#37 0x00007f69a22a4d32 in KJob::result(KJob*, KJob::QPrivateSignal) () at /usr/lib64/libKF5CoreAddons.so.5
#38 0x00007f69a22a559f in KJob::finishJob(bool) () at /usr/lib64/libKF5CoreAddons.so.5
#39 0x00007f699ae90189 in  () at /usr/lib64/libKF5AkonadiCore.so.5
#40 0x00007f69a14eaac6 in QObject::event(QEvent*) () at /usr/lib64/libQt5Core.so.5
#41 0x00007f69a2659e7c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#42 0x00007f69a265ecc8 in QApplication::notify(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#43 0x00007f69a14b9e95 in QCoreApplication::notifyInternal(QObject*, QEvent*) () at /usr/lib64/libQt5Core.so.5
#44 0x00007f69a14bc057 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib64/libQt5Core.so.5
#45 0x00007f69a15118f3 in  () at /usr/lib64/libQt5Core.so.5
#46 0x00007f6996c63c84 in g_main_context_dispatch () at /usr/lib64/libglib-2.0.so.0
#47 0x00007f6996c63ed8 in  () at /usr/lib64/libglib-2.0.so.0
#48 0x00007f6996c63f7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#49 0x00007f69a1510d6c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#50 0x00007f69a14b7d53 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#51 0x00007f69a14bf8f6 in QCoreApplication::exec() () at /usr/lib64/libQt5Core.so.5
#52 0x0000000000404520 in main ()

Reported using DrKonqi
Comment 1 Krzysztof Nowicki 2016-02-23 10:42:18 UTC
I have a simlar intermittent crash when moving folders (both in KMail and Akonadi Console) when using KDE Apps 15.12.1:

Application: Akonadi Console (akonadiconsole), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f6f2c4ad880 (LWP 31430))]

Thread 22 (Thread 0x7f6f2a5e3700 (LWP 31431)):
#0  0x00007f6f469641ed in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f6f33d11bd2 in ?? () from /usr/lib64/libxcb.so.1
#2  0x00007f6f33d1df7f in xcb_wait_for_event () from /usr/lib64/libxcb.so.1
#3  0x00007f6f2c109d1f in QXcbEventReader::run() (this=0x5577aa1ab940) at qxcbconnection.cpp:1229
#4  0x00007f6f42786b1d in start (arg=0x5577aa1ab940) at thread/qthread_unix.cpp:331
#5  0x00007f6f3c6c9400 in start_thread (arg=0x7f6f2a5e3700) at pthread_create.c:333
#6  0x00007f6f4696d9fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 21 (Thread 0x7f6f235ef700 (LWP 31439)):
#0  0x00007f6f469641ed in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f6f391fd0eb in poll () at /usr/include/bits/poll2.h:46
#2  g_poll (fds=fds@entry=0x7f6f1c003020, nfds=nfds@entry=1, timeout=timeout@entry=-1) at /var/tmp/portage/dev-libs/glib-2.44.1-r1/work/glib-2.44.1/glib/gpoll.c:124
#3  0x00007f6f391861fa in g_main_context_poll (context=context@entry=0x7f6f1c000990, timeout=-1, priority=<optimized out>, fds=fds@entry=0x7f6f1c003020, n_fds=n_fds@entry=1) at /var/tmp/portage/dev-libs/glib-2.44.1-r1/work/glib-2.44.1/glib/gmain.c:4103
#4  0x00007f6f39188a08 in g_main_context_iterate (context=context@entry=0x7f6f1c000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /var/tmp/portage/dev-libs/glib-2.44.1-r1/work/glib-2.44.1/glib/gmain.c:3803
#5  0x00007f6f39188c9b in g_main_context_iteration (context=0x7f6f1c000990, may_block=1) at /var/tmp/portage/dev-libs/glib-2.44.1-r1/work/glib-2.44.1/glib/gmain.c:3869
#6  0x00007f6f4278a718 in QEventDispatcherGlib::processEvents (this=0x7f6f1c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#7  0x00007f6f4275d774 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f6f235eed10, flags=..., flags@entry=...) at kernel/qeventloop.cpp:128
#8  0x00007f6f42765112 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f6f235eed10, flags=flags@entry=...) at kernel/qeventloop.cpp:204
#9  0x00007f6f42786c5c in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:503
#10 0x00007f6f42786d24 in QThread::run() (this=<optimized out>) at thread/qthread.cpp:570
#11 0x00007f6f42786b1d in start (arg=0x5577aa34cea0) at thread/qthread_unix.cpp:331
#12 0x00007f6f3c6c9400 in start_thread (arg=0x7f6f235ef700) at pthread_create.c:333
#13 0x00007f6f4696d9fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 20 (Thread 0x7f6f22dee700 (LWP 31440)):
#0  0x00007f6f4696012d in read () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f6f392025fa in read () at /usr/include/bits/unistd.h:44
#2  g_wakeup_acknowledge (wakeup=0x7f6f1c0025a0) at /var/tmp/portage/dev-libs/glib-2.44.1-r1/work/glib-2.44.1/glib/gwakeup.c:210
#3  0x00007f6f39187fb8 in g_main_context_check (context=context@entry=0x7f6f14000990, max_priority=2147483647, fds=fds@entry=0x7f6f14002e20, n_fds=n_fds@entry=1) at /var/tmp/portage/dev-libs/glib-2.44.1-r1/work/glib-2.44.1/glib/gmain.c:3600
#4  0x00007f6f39188a19 in g_main_context_iterate (context=context@entry=0x7f6f14000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /var/tmp/portage/dev-libs/glib-2.44.1-r1/work/glib-2.44.1/glib/gmain.c:3805
#5  0x00007f6f39188c9b in g_main_context_iteration (context=0x7f6f14000990, may_block=1) at /var/tmp/portage/dev-libs/glib-2.44.1-r1/work/glib-2.44.1/glib/gmain.c:3869
#6  0x00007f6f4278a718 in QEventDispatcherGlib::processEvents (this=0x7f6f140008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#7  0x00007f6f4275d774 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f6f22dedd10, flags=..., flags@entry=...) at kernel/qeventloop.cpp:128
#8  0x00007f6f42765112 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f6f22dedd10, flags=flags@entry=...) at kernel/qeventloop.cpp:204
#9  0x00007f6f42786c5c in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:503
#10 0x00007f6f42786d24 in QThread::run() (this=<optimized out>) at thread/qthread.cpp:570
#11 0x00007f6f42786b1d in start (arg=0x5577aa348030) at thread/qthread_unix.cpp:331
#12 0x00007f6f3c6c9400 in start_thread (arg=0x7f6f22dee700) at pthread_create.c:333
#13 0x00007f6f4696d9fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 19 (Thread 0x7f6f225ed700 (LWP 31447)):
#0  0x00007f6f391e7a9b in g_mutex_lock (mutex=0x7f6f18000990) at /var/tmp/portage/dev-libs/glib-2.44.1-r1/work/glib-2.44.1/glib/gthread-posix.c:1336
#1  0x00007f6f391822be in g_main_context_query (context=context@entry=0x7f6f18000990, max_priority=2147483647, timeout=timeout@entry=0x7f6f225ecb70, fds=fds@entry=0x7f6f18003070, n_fds=n_fds@entry=1) at /var/tmp/portage/dev-libs/glib-2.44.1-r1/work/glib-2.44.1/glib/gmain.c:3512
#2  0x00007f6f391889de in g_main_context_iterate (context=context@entry=0x7f6f18000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /var/tmp/portage/dev-libs/glib-2.44.1-r1/work/glib-2.44.1/glib/gmain.c:3790
#3  0x00007f6f39188c9b in g_main_context_iteration (context=0x7f6f18000990, may_block=1) at /var/tmp/portage/dev-libs/glib-2.44.1-r1/work/glib-2.44.1/glib/gmain.c:3869
#4  0x00007f6f4278a718 in QEventDispatcherGlib::processEvents (this=0x7f6f180008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#5  0x00007f6f4275d774 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f6f225ecd10, flags=..., flags@entry=...) at kernel/qeventloop.cpp:128
#6  0x00007f6f42765112 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f6f225ecd10, flags=flags@entry=...) at kernel/qeventloop.cpp:204
#7  0x00007f6f42786c5c in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:503
#8  0x00007f6f42786d24 in QThread::run() (this=<optimized out>) at thread/qthread.cpp:570
#9  0x00007f6f42786b1d in start (arg=0x5577aa3fdeb0) at thread/qthread_unix.cpp:331
#10 0x00007f6f3c6c9400 in start_thread (arg=0x7f6f225ed700) at pthread_create.c:333
#11 0x00007f6f4696d9fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 18 (Thread 0x7f6f21dec700 (LWP 31448)):
#0  pthread_cond_wait () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f6f3eafb22b in ?? () from /usr/lib64/libQt5WebKit.so.5
#2  0x00007f6f3eafb288 in ?? () from /usr/lib64/libQt5WebKit.so.5
#3  0x00007f6f3c6c9400 in start_thread (arg=0x7f6f21dec700) at pthread_create.c:333
#4  0x00007f6f4696d9fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 17 (Thread 0x7f6ed3692700 (LWP 31477)):
#0  pthread_cond_wait () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f6f3e7fc364 in ?? () from /usr/lib64/libQt5WebKit.so.5
#2  0x00007f6f3eb30004 in ?? () from /usr/lib64/libQt5WebKit.so.5
#3  0x00007f6f3c6c9400 in start_thread (arg=0x7f6ed3692700) at pthread_create.c:333
#4  0x00007f6f4696d9fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 16 (Thread 0x7f6ed2e91700 (LWP 31478)):
#0  pthread_cond_wait () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f6f3e7fd4c3 in ?? () from /usr/lib64/libQt5WebKit.so.5
#2  0x00007f6f3eb30004 in ?? () from /usr/lib64/libQt5WebKit.so.5
#3  0x00007f6f3c6c9400 in start_thread (arg=0x7f6ed2e91700) at pthread_create.c:333
#4  0x00007f6f4696d9fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 15 (Thread 0x7f6ed2690700 (LWP 31479)):
#0  pthread_cond_wait () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f6f3e7fd4c3 in ?? () from /usr/lib64/libQt5WebKit.so.5
#2  0x00007f6f3eb30004 in ?? () from /usr/lib64/libQt5WebKit.so.5
#3  0x00007f6f3c6c9400 in start_thread (arg=0x7f6ed2690700) at pthread_create.c:333
#4  0x00007f6f4696d9fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 14 (Thread 0x7f6ed1e8f700 (LWP 31480)):
#0  pthread_cond_wait () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f6f3e7fd4c3 in ?? () from /usr/lib64/libQt5WebKit.so.5
#2  0x00007f6f3eb30004 in ?? () from /usr/lib64/libQt5WebKit.so.5
#3  0x00007f6f3c6c9400 in start_thread (arg=0x7f6ed1e8f700) at pthread_create.c:333
#4  0x00007f6f4696d9fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 13 (Thread 0x7f6ed168e700 (LWP 31481)):
#0  pthread_cond_wait () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f6f3e7fd4c3 in ?? () from /usr/lib64/libQt5WebKit.so.5
#2  0x00007f6f3eb30004 in ?? () from /usr/lib64/libQt5WebKit.so.5
#3  0x00007f6f3c6c9400 in start_thread (arg=0x7f6ed168e700) at pthread_create.c:333
#4  0x00007f6f4696d9fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 12 (Thread 0x7f6ed0e8d700 (LWP 31482)):
#0  pthread_cond_wait () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f6f3e7fd4c3 in ?? () from /usr/lib64/libQt5WebKit.so.5
#2  0x00007f6f3eb30004 in ?? () from /usr/lib64/libQt5WebKit.so.5
#3  0x00007f6f3c6c9400 in start_thread (arg=0x7f6ed0e8d700) at pthread_create.c:333
#4  0x00007f6f4696d9fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 11 (Thread 0x7f6ebbfff700 (LWP 31483)):
#0  pthread_cond_wait () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f6f3e7fd4c3 in ?? () from /usr/lib64/libQt5WebKit.so.5
#2  0x00007f6f3eb30004 in ?? () from /usr/lib64/libQt5WebKit.so.5
#3  0x00007f6f3c6c9400 in start_thread (arg=0x7f6ebbfff700) at pthread_create.c:333
#4  0x00007f6f4696d9fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 10 (Thread 0x7f6eba453700 (LWP 31605)):
#0  0x00007f6f469641ed in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f6f391fd0eb in poll () at /usr/include/bits/poll2.h:46
#2  g_poll (fds=fds@entry=0x7f6eb0003020, nfds=nfds@entry=1, timeout=timeout@entry=-1) at /var/tmp/portage/dev-libs/glib-2.44.1-r1/work/glib-2.44.1/glib/gpoll.c:124
#3  0x00007f6f391861fa in g_main_context_poll (context=context@entry=0x7f6eb0000990, timeout=-1, priority=<optimized out>, fds=fds@entry=0x7f6eb0003020, n_fds=n_fds@entry=1) at /var/tmp/portage/dev-libs/glib-2.44.1-r1/work/glib-2.44.1/glib/gmain.c:4103
#4  0x00007f6f39188a08 in g_main_context_iterate (context=context@entry=0x7f6eb0000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /var/tmp/portage/dev-libs/glib-2.44.1-r1/work/glib-2.44.1/glib/gmain.c:3803
#5  0x00007f6f39188c9b in g_main_context_iteration (context=0x7f6eb0000990, may_block=1) at /var/tmp/portage/dev-libs/glib-2.44.1-r1/work/glib-2.44.1/glib/gmain.c:3869
#6  0x00007f6f4278a718 in QEventDispatcherGlib::processEvents (this=0x7f6eb00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#7  0x00007f6f4275d774 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f6eba452d10, flags=..., flags@entry=...) at kernel/qeventloop.cpp:128
#8  0x00007f6f42765112 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f6eba452d10, flags=flags@entry=...) at kernel/qeventloop.cpp:204
#9  0x00007f6f42786c5c in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:503
#10 0x00007f6f42786d24 in QThread::run() (this=<optimized out>) at thread/qthread.cpp:570
#11 0x00007f6f42786b1d in start (arg=0x5577aa469d30) at thread/qthread_unix.cpp:331
#12 0x00007f6f3c6c9400 in start_thread (arg=0x7f6eba453700) at pthread_create.c:333
#13 0x00007f6f4696d9fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 9 (Thread 0x7f6eb9c52700 (LWP 31608)):
#0  0x00007f6f4696012d in read () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f6f392025fa in read () at /usr/include/bits/unistd.h:44
#2  g_wakeup_acknowledge (wakeup=0x7f6eb0002570) at /var/tmp/portage/dev-libs/glib-2.44.1-r1/work/glib-2.44.1/glib/gwakeup.c:210
#3  0x00007f6f39187fb8 in g_main_context_check (context=context@entry=0x7f6ea4000990, max_priority=2147483647, fds=fds@entry=0x7f6ea4002e20, n_fds=n_fds@entry=1) at /var/tmp/portage/dev-libs/glib-2.44.1-r1/work/glib-2.44.1/glib/gmain.c:3600
#4  0x00007f6f39188a19 in g_main_context_iterate (context=context@entry=0x7f6ea4000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /var/tmp/portage/dev-libs/glib-2.44.1-r1/work/glib-2.44.1/glib/gmain.c:3805
#5  0x00007f6f39188c9b in g_main_context_iteration (context=0x7f6ea4000990, may_block=1) at /var/tmp/portage/dev-libs/glib-2.44.1-r1/work/glib-2.44.1/glib/gmain.c:3869
#6  0x00007f6f4278a718 in QEventDispatcherGlib::processEvents (this=0x7f6ea40008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#7  0x00007f6f4275d774 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f6eb9c51d10, flags=..., flags@entry=...) at kernel/qeventloop.cpp:128
#8  0x00007f6f42765112 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f6eb9c51d10, flags=flags@entry=...) at kernel/qeventloop.cpp:204
#9  0x00007f6f42786c5c in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:503
#10 0x00007f6f42786d24 in QThread::run() (this=<optimized out>) at thread/qthread.cpp:570
#11 0x00007f6f42786b1d in start (arg=0x5577aa44cbf0) at thread/qthread_unix.cpp:331
#12 0x00007f6f3c6c9400 in start_thread (arg=0x7f6eb9c52700) at pthread_create.c:333
#13 0x00007f6f4696d9fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 8 (Thread 0x7f6eb9451700 (LWP 31612)):
#0  0x00007f6f391e7a9b in g_mutex_lock (mutex=0x7f6ea8000990) at /var/tmp/portage/dev-libs/glib-2.44.1-r1/work/glib-2.44.1/glib/gthread-posix.c:1336
#1  0x00007f6f39188705 in g_main_context_dispatch (context=context@entry=0x7f6ea8000990) at /var/tmp/portage/dev-libs/glib-2.44.1-r1/work/glib-2.44.1/glib/gmain.c:3733
#2  0x00007f6f39188a2a in g_main_context_iterate (context=context@entry=0x7f6ea8000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /var/tmp/portage/dev-libs/glib-2.44.1-r1/work/glib-2.44.1/glib/gmain.c:3808
#3  0x00007f6f39188c9b in g_main_context_iteration (context=0x7f6ea8000990, may_block=1) at /var/tmp/portage/dev-libs/glib-2.44.1-r1/work/glib-2.44.1/glib/gmain.c:3869
#4  0x00007f6f4278a718 in QEventDispatcherGlib::processEvents (this=0x7f6ea80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#5  0x00007f6f4275d774 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f6eb9450d10, flags=..., flags@entry=...) at kernel/qeventloop.cpp:128
#6  0x00007f6f42765112 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f6eb9450d10, flags=flags@entry=...) at kernel/qeventloop.cpp:204
#7  0x00007f6f42786c5c in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:503
#8  0x00007f6f42786d24 in QThread::run() (this=<optimized out>) at thread/qthread.cpp:570
#9  0x00007f6f42786b1d in start (arg=0x5577aa39e170) at thread/qthread_unix.cpp:331
#10 0x00007f6f3c6c9400 in start_thread (arg=0x7f6eb9451700) at pthread_create.c:333
#11 0x00007f6f4696d9fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 7 (Thread 0x7f6eb8c50700 (LWP 31615)):
#0  g_mutex_lock (mutex=0x7f6e9c000990) at /var/tmp/portage/dev-libs/glib-2.44.1-r1/work/glib-2.44.1/glib/gthread-posix.c:1334
#1  0x00007f6f39187907 in g_main_context_acquire (context=context@entry=0x7f6e9c000990) at /var/tmp/portage/dev-libs/glib-2.44.1-r1/work/glib-2.44.1/glib/gmain.c:3182
#2  0x00007f6f39188922 in g_main_context_iterate (context=context@entry=0x7f6e9c000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /var/tmp/portage/dev-libs/glib-2.44.1-r1/work/glib-2.44.1/glib/gmain.c:3758
#3  0x00007f6f39188c9b in g_main_context_iteration (context=0x7f6e9c000990, may_block=1) at /var/tmp/portage/dev-libs/glib-2.44.1-r1/work/glib-2.44.1/glib/gmain.c:3869
#4  0x00007f6f4278a718 in QEventDispatcherGlib::processEvents (this=0x7f6e9c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#5  0x00007f6f4275d774 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f6eb8c4fd10, flags=..., flags@entry=...) at kernel/qeventloop.cpp:128
#6  0x00007f6f42765112 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f6eb8c4fd10, flags=flags@entry=...) at kernel/qeventloop.cpp:204
#7  0x00007f6f42786c5c in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:503
#8  0x00007f6f42786d24 in QThread::run() (this=<optimized out>) at thread/qthread.cpp:570
#9  0x00007f6f42786b1d in start (arg=0x5577aa386810) at thread/qthread_unix.cpp:331
#10 0x00007f6f3c6c9400 in start_thread (arg=0x7f6eb8c50700) at pthread_create.c:333
#11 0x00007f6f4696d9fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 6 (Thread 0x7f6ea3fff700 (LWP 31619)):
#0  g_poll (fds=fds@entry=0x7f6e98002e20, nfds=nfds@entry=1, timeout=timeout@entry=-1) at /var/tmp/portage/dev-libs/glib-2.44.1-r1/work/glib-2.44.1/glib/gpoll.c:123
#1  0x00007f6f391861fa in g_main_context_poll (context=context@entry=0x7f6e98000990, timeout=-1, priority=<optimized out>, fds=fds@entry=0x7f6e98002e20, n_fds=n_fds@entry=1) at /var/tmp/portage/dev-libs/glib-2.44.1-r1/work/glib-2.44.1/glib/gmain.c:4103
#2  0x00007f6f39188a08 in g_main_context_iterate (context=context@entry=0x7f6e98000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /var/tmp/portage/dev-libs/glib-2.44.1-r1/work/glib-2.44.1/glib/gmain.c:3803
#3  0x00007f6f39188c9b in g_main_context_iteration (context=0x7f6e98000990, may_block=1) at /var/tmp/portage/dev-libs/glib-2.44.1-r1/work/glib-2.44.1/glib/gmain.c:3869
#4  0x00007f6f4278a718 in QEventDispatcherGlib::processEvents (this=0x7f6e980008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#5  0x00007f6f4275d774 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f6ea3ffed10, flags=..., flags@entry=...) at kernel/qeventloop.cpp:128
#6  0x00007f6f42765112 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f6ea3ffed10, flags=flags@entry=...) at kernel/qeventloop.cpp:204
#7  0x00007f6f42786c5c in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:503
#8  0x00007f6f42786d24 in QThread::run() (this=<optimized out>) at thread/qthread.cpp:570
#9  0x00007f6f42786b1d in start (arg=0x5577aa371e10) at thread/qthread_unix.cpp:331
#10 0x00007f6f3c6c9400 in start_thread (arg=0x7f6ea3fff700) at pthread_create.c:333
#11 0x00007f6f4696d9fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 5 (Thread 0x7f6ea37fe700 (LWP 31621)):
#0  timerSourcePrepare (source=0x7f6e90003070, timeout=timeout@entry=0x7f6ea37fdae4) at kernel/qeventdispatcher_glib.cpp:148
#1  0x00007f6f3918832e in g_main_context_prepare (context=context@entry=0x7f6e90000990, priority=priority@entry=0x7f6ea37fdb74) at /var/tmp/portage/dev-libs/glib-2.44.1-r1/work/glib-2.44.1/glib/gmain.c:3410
#2  0x00007f6f39188993 in g_main_context_iterate (context=context@entry=0x7f6e90000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /var/tmp/portage/dev-libs/glib-2.44.1-r1/work/glib-2.44.1/glib/gmain.c:3788
#3  0x00007f6f39188c9b in g_main_context_iteration (context=0x7f6e90000990, may_block=1) at /var/tmp/portage/dev-libs/glib-2.44.1-r1/work/glib-2.44.1/glib/gmain.c:3869
#4  0x00007f6f4278a718 in QEventDispatcherGlib::processEvents (this=0x7f6e900008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#5  0x00007f6f4275d774 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f6ea37fdd10, flags=..., flags@entry=...) at kernel/qeventloop.cpp:128
#6  0x00007f6f42765112 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f6ea37fdd10, flags=flags@entry=...) at kernel/qeventloop.cpp:204
#7  0x00007f6f42786c5c in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:503
#8  0x00007f6f42786d24 in QThread::run() (this=<optimized out>) at thread/qthread.cpp:570
#9  0x00007f6f42786b1d in start (arg=0x5577aa2344f0) at thread/qthread_unix.cpp:331
#10 0x00007f6f3c6c9400 in start_thread (arg=0x7f6ea37fe700) at pthread_create.c:333
#11 0x00007f6f4696d9fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7f6ea2ffd700 (LWP 31623)):
#0  __libc_enable_asynccancel () at ../sysdeps/unix/sysv/linux/x86_64/cancellation.S:65
#1  0x00007f6f469641e2 in poll () at ../sysdeps/unix/syscall-template.S:81
#2  0x00007f6f391fd0eb in poll () at /usr/include/bits/poll2.h:46
#3  g_poll (fds=fds@entry=0x7f6e94003020, nfds=nfds@entry=1, timeout=timeout@entry=-1) at /var/tmp/portage/dev-libs/glib-2.44.1-r1/work/glib-2.44.1/glib/gpoll.c:124
#4  0x00007f6f391861fa in g_main_context_poll (context=context@entry=0x7f6e94000990, timeout=-1, priority=<optimized out>, fds=fds@entry=0x7f6e94003020, n_fds=n_fds@entry=1) at /var/tmp/portage/dev-libs/glib-2.44.1-r1/work/glib-2.44.1/glib/gmain.c:4103
#5  0x00007f6f39188a08 in g_main_context_iterate (context=context@entry=0x7f6e94000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /var/tmp/portage/dev-libs/glib-2.44.1-r1/work/glib-2.44.1/glib/gmain.c:3803
#6  0x00007f6f39188c9b in g_main_context_iteration (context=0x7f6e94000990, may_block=1) at /var/tmp/portage/dev-libs/glib-2.44.1-r1/work/glib-2.44.1/glib/gmain.c:3869
#7  0x00007f6f4278a718 in QEventDispatcherGlib::processEvents (this=0x7f6e940008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#8  0x00007f6f4275d774 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f6ea2ffcd10, flags=..., flags@entry=...) at kernel/qeventloop.cpp:128
#9  0x00007f6f42765112 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f6ea2ffcd10, flags=flags@entry=...) at kernel/qeventloop.cpp:204
#10 0x00007f6f42786c5c in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:503
#11 0x00007f6f42786d24 in QThread::run() (this=<optimized out>) at thread/qthread.cpp:570
#12 0x00007f6f42786b1d in start (arg=0x5577aa724e60) at thread/qthread_unix.cpp:331
#13 0x00007f6f3c6c9400 in start_thread (arg=0x7f6ea2ffd700) at pthread_create.c:333
#14 0x00007f6f4696d9fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7f6ea27fc700 (LWP 31625)):
#0  0x00007f6f391e7b75 in g_mutex_unlock (mutex=0x7f6e88000990) at /var/tmp/portage/dev-libs/glib-2.44.1-r1/work/glib-2.44.1/glib/gthread-posix.c:1342
#1  0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f6ea1ffb700 (LWP 31627)):
#0  0x00007f6f42792b96 in timerSourcePrepare (source=0x7f6e8c002870, timeout=0x7f6ea1ffaae4) at kernel/qeventdispatcher_glib.cpp:148
#1  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f6f2c4ad880 (LWP 31430)):
[KCrash Handler]
#6  QSortFilterProxyModelPrivate::proxy_to_source (this=0x5577aa359530, proxy_index=...) at itemmodels/qsortfilterproxymodel.cpp:380
#7  0x00007f6f427b6fe6 in QSortFilterProxyModel::mapToSource (this=<optimized out>, proxyIndex=...) at itemmodels/qsortfilterproxymodel.cpp:2721
#8  0x00007f6f427a13bf in QSortFilterProxyModel::flags (this=<optimized out>, index=...) at itemmodels/qsortfilterproxymodel.cpp:2200
#9  0x00007f6f4271e510 in indexesFromRange (range=..., result=...) at itemmodels/qitemselectionmodel.cpp:308
#10 0x00007f6f4271e5d8 in QItemSelection::indexes (this=0x7ffef60133d0) at itemmodels/qitemselectionmodel.cpp:461
#11 0x00007f6f427280ea in QAbstractProxyModel::mapSelectionToSource (this=0x5577aa346190, proxySelection=...) at itemmodels/qabstractproxymodel.cpp:207
#12 0x00007f6f427a760c in QSortFilterProxyModel::mapSelectionToSource (this=<optimized out>, proxySelection=...) at itemmodels/qsortfilterproxymodel.cpp:2741
#13 0x00007f6f46da270f in KModelIndexProxyMapper::mapSelectionRightToLeft(QItemSelection const&) const () from /usr/lib64/libKF5ItemModels.so.5
#14 0x00007f6f46d95c05 in ?? () from /usr/lib64/libKF5ItemModels.so.5
#15 0x00007f6f46d9bf43 in ?? () from /usr/lib64/libKF5ItemModels.so.5
#16 0x00007f6f46d85919 in ?? () from /usr/lib64/libKF5ItemModels.so.5
#17 0x00007f6f427e3bf4 in QMetaObject::activate (sender=sender@entry=0x5577aa358600, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=20, argv=argv@entry=0x7ffef60139a0) at kernel/qobject.cpp:3713
#18 0x00007f6f427e3f9a in QMetaObject::activate (sender=sender@entry=0x5577aa358600, m=m@entry=0x7f6f42ad3d00 <QAbstractItemModel::staticMetaObject>, local_signal_index=local_signal_index@entry=20, argv=argv@entry=0x7ffef60139a0) at kernel/qobject.cpp:3578
#19 0x00007f6f42913c45 in QAbstractItemModel::rowsMoved(QModelIndex const&, int, int, QModelIndex const&, int, QAbstractItemModel::QPrivateSignal) (this=this@entry=0x5577aa358600, _t1=..., _t2=_t2@entry=17, _t3=_t3@entry=17, _t4=..., _t5=_t5@entry=0) at .moc/moc_qabstractitemmodel.cpp:651
#20 0x00007f6f427f3bb3 in QAbstractItemModel::endMoveRows() (this=this@entry=0x5577aa358600) at itemmodels/qabstractitemmodel.cpp:2853
#21 0x00007f6f44a82b64 in Akonadi::EntityTreeModelPrivate::monitoredCollectionMoved(Akonadi::Collection const&, Akonadi::Collection const&, Akonadi::Collection const&) (this=0x5577aa358950, collection=..., sourceCollection=..., destCollection=...) at /var/tmp/portage/kde-apps/libakonadi-15.12.1/work/kdepimlibs-15.12.1/akonadi/src/core/models/entitytreemodel_p.cpp:985
#22 0x00007f6f44a7a7e8 in Akonadi::EntityTreeModel::qt_static_metacall(QObject*, QMetaObject::Call, int, void**) (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at /var/tmp/portage/kde-apps/libakonadi-15.12.1/work/libakonadi-15.12.1_build/src/core/moc_entitytreemodel.cpp:229
#23 0x00007f6f427e3bf4 in QMetaObject::activate (sender=sender@entry=0x5577aa18ce10, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=16, argv=argv@entry=0x7ffef6013d20) at kernel/qobject.cpp:3713
#24 0x00007f6f427e3f9a in QMetaObject::activate (sender=0x5577aa18ce10, m=<optimized out>, local_signal_index=local_signal_index@entry=16, argv=argv@entry=0x7ffef6013d20) at kernel/qobject.cpp:3578
#25 0x00007f6f449dbf06 in Akonadi::Monitor::collectionMoved(Akonadi::Collection const&, Akonadi::Collection const&, Akonadi::Collection const&) (this=<optimized out>, _t1=..., _t2=..., _t3=...) at /var/tmp/portage/kde-apps/libakonadi-15.12.1/work/libakonadi-15.12.1_build/src/core/moc_monitor.cpp:907
#26 0x00007f6f44a14175 in Akonadi::MonitorPrivate::emitCollectionNotification(Akonadi::Protocol::ChangeNotification const&, Akonadi::Collection const&, Akonadi::Collection const&, Akonadi::Collection const&) (this=this@entry=0x5577aa357c90, msg=..., col=..., par=..., dest=...) at /var/tmp/portage/kde-apps/libakonadi-15.12.1/work/kdepimlibs-15.12.1/akonadi/src/core/monitor_p.cpp:1064
#27 0x00007f6f449e191d in Akonadi::MonitorPrivate::emitNotification(Akonadi::Protocol::ChangeNotification const&) (this=0x5577aa357c90, msg=...) at /var/tmp/portage/kde-apps/libakonadi-15.12.1/work/kdepimlibs-15.12.1/akonadi/src/core/monitor_p.cpp:578
#28 0x00007f6f449cc84d in Akonadi::ChangeRecorderPrivate::emitNotification (this=0x5577aa357c90, msg=...) at /var/tmp/portage/kde-apps/libakonadi-15.12.1/work/kdepimlibs-15.12.1/akonadi/src/core/changerecorder_p.cpp:498
#29 0x00007f6f44a10dcf in Akonadi::MonitorPrivate::flushPipeline() (this=this@entry=0x5577aa357c90) at /var/tmp/portage/kde-apps/libakonadi-15.12.1/work/kdepimlibs-15.12.1/akonadi/src/core/monitor_p.cpp:797
#30 0x00007f6f44a10e5a in Akonadi::MonitorPrivate::dataAvailable() (this=0x5577aa357c90) at /var/tmp/portage/kde-apps/libakonadi-15.12.1/work/kdepimlibs-15.12.1/akonadi/src/core/monitor_p.cpp:806
#31 0x00007f6f449e359f in Akonadi::Monitor::qt_static_metacall(QObject*, QMetaObject::Call, int, void**) (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at /var/tmp/portage/kde-apps/libakonadi-15.12.1/work/libakonadi-15.12.1_build/src/core/moc_monitor.cpp:304
#32 0x00007f6f427e3bf4 in QMetaObject::activate (sender=sender@entry=0x5577aa353df0, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x0) at kernel/qobject.cpp:3713
#33 0x00007f6f427e3f9a in QMetaObject::activate (sender=0x5577aa353df0, m=m@entry=0x7f6f44d14d80 <Akonadi::EntityCacheBase::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x0) at kernel/qobject.cpp:3578
#34 0x00007f6f449eee05 in Akonadi::EntityCacheBase::dataAvailable() (this=<optimized out>) at /var/tmp/portage/kde-apps/libakonadi-15.12.1/work/libakonadi-15.12.1_build/src/core/moc_entitycache_p.cpp:145
#35 0x00007f6f449d00c0 in Akonadi::EntityCache::processResult (this=0x5577aa353df0, job=<optimized out>) at /var/tmp/portage/kde-apps/libakonadi-15.12.1/work/kdepimlibs-15.12.1/akonadi/src/core/entitycache_p.h:215
#36 0x00007f6f449ef027 in qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at /var/tmp/portage/kde-apps/libakonadi-15.12.1/work/libakonadi-15.12.1_build/src/core/moc_entitycache_p.cpp:80
#37 0x00007f6f427e3bf4 in QMetaObject::activate (sender=sender@entry=0x5577aaa15420, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=3, argv=argv@entry=0x7ffef6014370) at kernel/qobject.cpp:3713
#38 0x00007f6f427e3f9a in QMetaObject::activate (sender=sender@entry=0x5577aaa15420, m=<optimized out>, local_signal_index=local_signal_index@entry=3, argv=argv@entry=0x7ffef6014370) at kernel/qobject.cpp:3578
#39 0x00007f6f43bb6c6d in KJob::result(KJob*, KJob::QPrivateSignal) (this=this@entry=0x5577aaa15420, _t1=_t1@entry=0x5577aaa15420) at /var/tmp/portage/kde-frameworks/kcoreaddons-5.18.0/work/kcoreaddons-5.18.0_build/src/lib/moc_kjob.cpp:555
#40 0x00007f6f43bb796f in KJob::finishJob(bool) (this=this@entry=0x5577aaa15420, emitResult=emitResult@entry=true) at /var/tmp/portage/kde-frameworks/kcoreaddons-5.18.0/work/kcoreaddons-5.18.0/src/lib/jobs/kjob.cpp:109
#41 0x00007f6f43bb79d3 in KJob::emitResult() (this=this@entry=0x5577aaa15420) at /var/tmp/portage/kde-frameworks/kcoreaddons-5.18.0/work/kcoreaddons-5.18.0/src/lib/jobs/kjob.cpp:295
#42 0x00007f6f44a44c74 in Akonadi::JobPrivate::delayedEmitResult() (this=<optimized out>) at /var/tmp/portage/kde-apps/libakonadi-15.12.1/work/kdepimlibs-15.12.1/akonadi/src/core/jobs/job.cpp:153
#43 0x00007f6f44a3a098 in Akonadi::Job::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at /var/tmp/portage/kde-apps/libakonadi-15.12.1/work/libakonadi-15.12.1_build/src/core/moc_job.cpp:108
#44 0x00007f6f429236bb in QMetaCallEvent::placeMetaCall(QObject*) (this=0x5577aafc4c50, object=0x5577aaa15420) at kernel/qobject.cpp:486
#45 0x00007f6f42927f10 in QObject::event(QEvent*) (this=0x5577aaa15420, e=<optimized out>) at kernel/qobject.cpp:1239
#46 0x00007f6f435c907c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib64/libQt5Widgets.so.5
#47 0x00007f6f435d6222 in QApplication::notify(QObject*, QEvent*) () from /usr/lib64/libQt5Widgets.so.5
#48 0x00007f6f427647c2 in QCoreApplication::notifyInternal(QObject*, QEvent*) (this=0x7ffef6014c60, receiver=receiver@entry=0x5577aaa15420, event=event@entry=0x5577aafc4c50) at kernel/qcoreapplication.cpp:965
#49 0x00007f6f42764d1e in sendEvent () at kernel/qcoreapplication.h:224
#50 QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x5577aa18d630) at kernel/qcoreapplication.cpp:1593
#51 0x00007f6f42764ed9 in QCoreApplication::sendPostedEvents(QObject*, int) (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1451
#52 0x00007f6f42792259 in postEventSourceDispatch (s=s@entry=0x5577aa1d71d0) at kernel/qeventdispatcher_glib.cpp:271
#53 0x00007f6f391885d5 in g_main_dispatch (context=context@entry=0x7f6f240016f0) at /var/tmp/portage/dev-libs/glib-2.44.1-r1/work/glib-2.44.1/glib/gmain.c:3122
#54 0x00007f6f39188717 in g_main_context_dispatch (context=context@entry=0x7f6f240016f0) at /var/tmp/portage/dev-libs/glib-2.44.1-r1/work/glib-2.44.1/glib/gmain.c:3737
#55 0x00007f6f39188a2a in g_main_context_iterate (context=context@entry=0x7f6f240016f0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /var/tmp/portage/dev-libs/glib-2.44.1-r1/work/glib-2.44.1/glib/gmain.c:3808
#56 0x00007f6f39188c9b in g_main_context_iteration (context=0x7f6f240016f0, may_block=1) at /var/tmp/portage/dev-libs/glib-2.44.1-r1/work/glib-2.44.1/glib/gmain.c:3869
#57 0x00007f6f4278a6fe in QEventDispatcherGlib::processEvents (this=0x5577aa192a20, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#58 0x00007f6f2c151173 in QPAEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at eventdispatchers/qeventdispatcher_glib.cpp:115
#59 0x00007f6f4275d774 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7ffef6014ad0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:128
#60 0x00007f6f42765112 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7ffef6014ad0, flags=flags@entry=...) at kernel/qeventloop.cpp:204
#61 0x00007f6f42765edd in QCoreApplication::exec() () at kernel/qcoreapplication.cpp:1229
#62 0x00007f6f43065863 in QGuiApplication::exec() () at kernel/qguiapplication.cpp:1527
#63 0x00005577a91e64d5 in main ()
Comment 2 Krzysztof Nowicki 2016-02-23 10:44:10 UTC
Created attachment 97373 [details]
valgrind.log

Attached a Valgrind log from an attempt to trigger this. In this case the crash doesn't happen but the log clearly indicates some bad things going on.
Comment 3 Christoph Feck 2017-04-26 20:49:45 UTC

*** This bug has been marked as a duplicate of bug 374462 ***