On Thu, Dec 19, 2013 at 03:09:14PM +0530, cool dharma06 wrote:
I am newbie to this gdb debugging. now i did the bt in the debugging.
In my
side still it showing the error. Following are the stacktrace which i got.
Kindly refer the following logs for full information:
****
[New Thread 0x7f8503695700 (LWP 20012)]
Program received signal SIGSEGV, Segmentation fault.
0x0000000000000000 in ?? ()
(gdb) bt
#0 0x0000000000000000 in ?? ()
#1 0x00007f84f671281e in libxl_osevent_occurred_timeout (ctx=<optimized
out>, for_libxl=0x7f8503bbbc38) at libxl_event.c:1039
#2 0x00007f84f69439c7 in libxlDomainObjTimerCallback (timer=<optimized
out>, timer_info=0x7f8503bb5930) at libxl/libxl_domain.c:216
#3 0x00007f8502ba6f7d in virEventPollDispatchTimeouts () at
util/vireventpoll.c:451
#4 virEventPollRunOnce () at util/vireventpoll.c:644
#5 0x00007f8502ba570b in virEventRunDefaultImpl () at util/virevent.c:274
#6 0x00007f8502cda065 in virNetServerRun (srv=0x7f8503ba6ba0) at
rpc/virnetserver.c:1112
#7 0x00007f85036c251c in main (argc=<optimized out>, argv=<optimized out>)
at libvirtd.c:1513
(gdb)
In this case, that stack trace looks like it ought to be sufficient
to identify the problem - a clear NULL pointer reference. In general
though you want to capture a stack trace of all threads in a program
eg instead of 'bt', do 'thread apply all bt' next time.
Regards,
Daniel
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