periodical crash 6.1-REL

dawnshade dawnshade at mail.ru
Thu Jun 1 04:00:08 PDT 2006


On Thursday 01 June 2006 14:26, Robert Watson wrote:
> > I have periodically crashes 6.1-RELEASE running on Intel MB S875WP1
> >
> > in messages i see: May 31 06:14:50 mail savecore: reboot after panic:
> > page fault
> >
> > i installed debug kernel and got a core, but can't understand what
> > happens. results of backtrace :
>
> There's also an existing PR for this, 97095.  This problem is believed
> fixed in 7-CURRENT, but it requires fairly significant changes in the
> socket/netinet code, which are scheduled for merging in about a month and a
> half.  I'll investigate whether there are any easy work-arounds that can be
> applied in the mean time.  It is made a little tricky because the
> ip_ctloutput() path is shared by varius netinet consumers, and the only way
> to prevent a change in the so->so_pcb pointer in 6.x is to hold the pcbinfo
> lock, which requires you (ip_ctloutput()) to have more information about
> its calling context than it currently does.  So this will definitely be
> fixed in another month or so, but I'll see if I can find something in the
> short term that will do the trick with a bit less disruption.


Thanks for reply.
I my case it reproduced with Exim (~5-6K emails/day) running on 6.1-RELEASE.
Thanks again, waiting for MFC.



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