Xorg crashes detected by ABRT
jfilak at redhat.com
Fri Nov 7 06:24:10 UTC 2014
On Mon, 2014-10-27 at 14:01 +1000, Peter Hutterer wrote:
> On Thu, Oct 23, 2014 at 02:54:38AM -0400, Jakub Filak wrote:
> > Hi folks,
> > I ported the ABRT kernel oops detector to journald some time ago, because of
> > NoDefaultSyslog change.
> > I wanted to do the same with the ABRT Xorg stack trace detector (just because I
> > do not like the current implementation and it is possible now ), but
> > I am not able to trigger the Xorg's stack trace dumper. I tried a couple of
> > signals, but all my efforts led to a core dump file caught by the ABRT core
> > dump hook.
> > I thought I have the 'NoTrapSignals' option set to 'true', but 'grep
> > NoTrapSignals -r /etc/ /usr/share/X11/' returns no results.
> > Does Xorg handle the fatal signals on its own (it seems it does )?
> yes, see OsSighandler() and OsInit().
> the signal handler calls xorg_backtrace() and eventually abort()
Is that true, that the Xorg server drop a core file by default in
Fedora? I want to make sure I didn't miss any important detail.
It would mean that ABRT can stop watching logs and searching for Xorg
> > If so, how can I trigger it?
> > Otherwise, I would love to remove the ABRT Xorg stack trace detector from
> > Fedora.
> > Regards,
> > Jakub
> > 1: http://fedoraproject.org/wiki/Changes/NoDefaultSyslog
> > 2: http://who-t.blogspot.cz/2014/03/viewing-xorglog-with-journalctl.html
> > 3: https://bugzilla.redhat.com/show_bug.cgi?id=1035508#c1
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