[Akonadi] [Bug 323586] nepomuk_tag_resource crashes when switching from offline to online mode

[Dirk Sarpe]

https://bugs.kde.org/show_bug.cgi?id=323586

--- Comment #3 from Dirk Sarpe <dns_hmpf at web.de> ---
(In reply to comment #2)
> Could you please attach gdb to the akonadi_nepomuktag_resource process, set
> breakpoint to "catch throw" and when the resource crashes, provide a full
> backtrace ("t a a bt")?

I am not exactly versed in gdb, but tried using the an interactive gdb session.
Not sure if the point were the ressource crashed was caught.

Here is the backtrace:

(gdb) t a a bt

Thread 2 (Thread 0x7f9ff692d700 (LWP 3386)):
#0  0x00007fa00678b233 in select () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fa0076b7132 in QProcessManager::run (this=0x7fa007a36540
<processManager()::processManager>) at io/qprocess_unix.cpp:245
#2  0x00007fa0075dbbec in QThreadPrivate::start (arg=0x7fa007a36540
<processManager()::processManager>) at thread/qthread_unix.cpp:338
#3  0x00007fa005880f8e in start_thread (arg=0x7f9ff692d700) at
pthread_create.c:311
#4  0x00007fa006792e1d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 1 (Thread 0x7fa008b5d7c0 (LWP 3291)):
#0  0x00007fa0067863cd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fa00211c1dc in g_main_context_poll (n_fds=5, fds=0x117f750,
timeout=-1, context=0xbca0f0, priority=<optimized out>)
    at /build/buildd/glib2.0-2.36.0/./glib/gmain.c:3995
#2  g_main_context_iterate (context=context at entry=0xbca0f0,
block=block at entry=1, dispatch=dispatch at entry=1, self=<optimized out>)
    at /build/buildd/glib2.0-2.36.0/./glib/gmain.c:3696
#3  0x00007fa00211c304 in g_main_context_iteration (context=0xbca0f0,
may_block=1) at /build/buildd/glib2.0-2.36.0/./glib/gmain.c:3762
#4  0x00007fa007707016 in QEventDispatcherGlib::processEvents (this=0xb94740,
flags=...) at kernel/qeventdispatcher_glib.cpp:424
#5  0x00007fa0041d613e in QGuiEventDispatcherGlib::processEvents
(this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#6  0x00007fa0076d738f in QEventLoop::processEvents
(this=this at entry=0x7fffc118cce0, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007fa0076d7618 in QEventLoop::exec (this=this at entry=0x7fffc118cce0,
flags=...) at kernel/qeventloop.cpp:204
#8  0x00007fa0076dccf6 in QCoreApplication::exec () at
kernel/qcoreapplication.cpp:1218
#9  0x00007fa00412effc in QApplication::exec () at kernel/qapplication.cpp:3828
#10 0x00007fa007b89163 in Akonadi::ResourceBase::init (r=r at entry=0xedfcd0) at
../../akonadi/resourcebase.cpp:548
#11 0x000000000040d3b3 in Akonadi::ResourceBase::init<NepomukTagResource>
(argc=<optimized out>, argv=<optimized out>) at
/usr/include/akonadi/resourcebase.h:192
#12 0x00007fa0066baea5 in __libc_start_main (main=0x405300 <main(int, char**)>,
argc=3, ubp_av=0x7fffc118ce78, init=<optimized out>, fini=<optimized out>, 
    rtld_fini=<optimized out>, stack_end=0x7fffc118ce68) at libc-start.c:260
#13 0x0000000000405331 in _start ()

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