It will not fully start up with way.
I get the intro window and a blank krita program window.
(gdb) run
The program being debugged has been started already.
Start it from the beginning? (y or n) y
Starting program: /usr/bin/krita
warning: File "/lib64/libthread_db-1.0.so" auto-loading has been declined by your `auto-load safe-path' set to "$debugdir:$datadir/auto-loa
d".
warning: Unable to find libthread_db matching inferior's thread library, thread debugging will not be available.
Legacy integer arithmetics implementation
[New LWP 4816]
[New LWP 4817]
[New LWP 4818]
[New LWP 4819]
[LWP 4818 exited]
[New LWP 4820]
[New LWP 4821]
[New LWP 4822]
[LWP 4822 exited]
[LWP 4821 exited]
[LWP 4819 exited]
[LWP 4816 exited]
[LWP 4817 exited]
[New LWP 4823]
[New LWP 4824]
[LWP 4820 exited]
libpng warning: iCCP: too many profiles
libpng warning: iCCP: too many profiles
libpng warning: iCCP: too many profiles
libpng warning: iCCP: too many profiles
[New LWP 4825]
[New LWP 4826]
Object::connect: No such signal QToolButton::triggered()
Object::connect: (sender name: 'bnRaise')
Object::connect: No such signal QToolButton::triggered()
Object::connect: (sender name: 'bnLower')
[New LWP 4827]
[LWP 4827 exited]
[New LWP 4828]
Program received signal SIG33, Real-time event 33.
[Switching to LWP 4825]
0x00007ffff0108e7f in pthread_cond_wait () from /lib64/libpthread.so.0
(gdb) thread apply all bt
Thread 14 (LWP 4828):
#0 0x00007fffef8b1d22 in ?? () from /lib64/libz.so.1
#1 0x00007fffef8b3a0d in inflate () from /lib64/libz.so.1
#2 0x00007ffff6080ab8 in KGzipFilter::uncompress() () from /usr/lib64/libkdecore.so.5
#3 0x00007ffff6082776 in KFilterDev::readData(char*, long long) () from /usr/lib64/libkdecore.so.5
#4 0x00007ffff5c03bf6 in QIODevice::read(char*, long long) () from /usr/lib64/qt4/libQtCore.so.4
#5 0x00007ffff5c04616 in QIODevice::readAll() () from /usr/lib64/qt4/libQtCore.so.4
#6 0x00007ffff612c7ff in KZipFileEntry::data() const () from /usr/lib64/libkdecore.so.5
#7 0x00007fffdab502a7 in ?? () from /usr/lib64/kde4/plugins/imageformats/kimg_kra.so
#8 0x00007ffff67d488f in QImageReader::read(QImage*) () from /usr/lib64/qt4/libQtGui.so.4
#9 0x00007ffff67d4e58 in QImageReader::read() () from /usr/lib64/qt4/libQtGui.so.4
#10 0x00007ffff67c68e3 in QImage::load(QString const&, char const*) () from /usr/lib64/qt4/libQtGui.so.4
#11 0x00007ffff67c69fd in QImage::QImage(QString const&, char const*) () from /usr/lib64/qt4/libQtGui.so.4
#12 0x00007fffc977d81e in ?? () from /usr/lib64/kde4/kritaimagedocker.so
#13 0x00007ffff5b7632f in ?? () from /usr/lib64/qt4/libQtCore.so.4
#14 0x00007ffff010351c in ?? () from /lib64/libpthread.so.0
#15 0x00007ffff52fb1ad in clone () from /lib64/libc.so.6
Thread 12 (LWP 4826):
#0 0x00007ffff52f35a3 in select () from /lib64/libc.so.6
#1 0x00007ffff5ca0741 in qt_safe_select(int, fd_set*, fd_set*, fd_set*, timeval const*) () from /usr/lib64/qt4/libQtCore.so.4
#2 0x00007ffff5ca5e3c in QEventDispatcherUNIXPrivate::doSelect(QFlags<QEventLoop::ProcessEventsFlag>, timeval*) ()
from /usr/lib64/qt4/libQtCore.so.4
#3 0x00007ffff5ca62d3 in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/qt4/libQtCore.so.4
#4 0x00007ffff5c74e51 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/qt4/libQtCore.so.4
#5 0x00007ffff5c75165 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/qt4/libQtCore.so.4
#6 0x00007ffff5b73b19 in QThread::exec() () from /usr/lib64/qt4/libQtCore.so.4
#7 0x00007ffff5c567e3 in ?? () from /usr/lib64/qt4/libQtCore.so.4
#8 0x00007ffff5b7632f in ?? () from /usr/lib64/qt4/libQtCore.so.4
#9 0x00007ffff010351c in ?? () from /lib64/libpthread.so.0
#10 0x00007ffff52fb1ad in clone () from /lib64/libc.so.6
Thread 11 (LWP 4825):
#0 0x00007ffff0108e7f in pthread_cond_wait () from /lib64/libpthread.so.0
#1 0x00007ffff5b76824 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib64/qt4/libQtCore.so.4
#2 0x00007ffff6ca4097 in ?? () from /usr/lib64/qt4/libQtGui.so.4
#3 0x00007ffff5b7632f in ?? () from /usr/lib64/qt4/libQtCore.so.4
#4 0x00007ffff010351c in ?? () from /lib64/libpthread.so.0
#5 0x00007ffff52fb1ad in clone () from /lib64/libc.so.6
---Type <return> to continue, or q <return> to quit---
Thread 10 (LWP 4824):
#0 0x00007ffff0108e7f in pthread_cond_wait () from /lib64/libpthread.so.0
#1 0x00007ffff5b76824 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib64/qt4/libQtCore.so.4
#2 0x00007ffff5b72b63 in QSemaphore::tryAcquire(int, int) () from /usr/lib64/qt4/libQtCore.so.4
#3 0x00007ffff29b79aa in KisTileDataSwapper::run() () from /usr/lib64/libkritaimage.so.14
#4 0x00007ffff5b7632f in ?? () from /usr/lib64/qt4/libQtCore.so.4
#5 0x00007ffff010351c in ?? () from /lib64/libpthread.so.0
#6 0x00007ffff52fb1ad in clone () from /lib64/libc.so.6
Thread 9 (LWP 4823):
#0 0x00007ffff0108e7f in pthread_cond_wait () from /lib64/libpthread.so.0
#1 0x00007ffff5b76824 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib64/qt4/libQtCore.so.4
#2 0x00007ffff5b7275b in QSemaphore::acquire(int) () from /usr/lib64/qt4/libQtCore.so.4
#3 0x00007ffff299d19e in ?? () from /usr/lib64/libkritaimage.so.14
#4 0x00007ffff299d5bd in ?? () from /usr/lib64/libkritaimage.so.14
#5 0x00007ffff5b7632f in ?? () from /usr/lib64/qt4/libQtCore.so.4
#6 0x00007ffff010351c in ?? () from /lib64/libpthread.so.0
#7 0x00007ffff52fb1ad in clone () from /lib64/libc.so.6
Thread 1 (LWP 4815):
#0 0x00007ffff0102e70 in ?? () from /lib64/libpthread.so.0
#1 0x00007ffff52c8a46 in setuid () from /lib64/libc.so.6
#2 0x00007fffea58fea4 in QCA::init(QCA::MemoryMode, int) () from /usr/lib64/libqca.so.2
#3 0x00007ffff1ca0816 in ?? () from /usr/lib64/libkoodf.so.14
#4 0x00007ffff1c86c32 in KoStore::createStore(QString const&, KoStore::Mode, QByteArray const&, KoStore::Backend, bool) ()
from /usr/lib64/libkoodf.so.14
#5 0x00007ffff786b9f3 in ?? () from /usr/lib64/libkritaui.so.14
#6 0x00007ffff7866cef in KisApplication::checkAutosaveFiles() () from /usr/lib64/libkritaui.so.14
#7 0x00007ffff786914c in KisApplication::start() () from /usr/lib64/libkritaui.so.14
#8 0x0000000000402770 in ?? ()
#9 0x00007ffff5226a94 in __libc_start_main () from /lib64/libc.so.6
#10 0x0000000000402ef9 in _start ()
On Mon, Mar 21, 2016 at 1:09 PM, Boudewijn Rempt via KDE Bugzilla <bugzilla_noreply@kde.org> wrote:

> https://bugs.kde.org/show_bug.cgi?id=346967
> --- Comment #10 from Boudewijn Rempt <boud@valdyas.org> ---
> To get a backtrace if the crash dialog doesn't popup automatically, you need to
> start krita with gdb.
> In a terminal, type
> gdb krita
> press enter
> on the gdb prompt, type run
> Reproduce the crash, switch back to the terminal where gdb is running and type
> thread apply all bt
> and attach the full output here.
> --
> You are receiving this mail because:
> You are on the CC list for the bug.

--
Douglas E Knapp, MSAOM, LAc.