[stable 9] panic on reboot: ipmi_wd_event()

[Sean Bruno]

On Thu, 2012-08-02 at 13:34 -0700, John Baldwin wrote:
> On Wednesday, August 01, 2012 6:48:48 pm Sean Bruno wrote:
> > On Wed, 2012-08-01 at 05:53 -0700, John Baldwin wrote:
> > > Index: vfs_subr.c
> > > ===================================================================
> > > --- vfs_subr.c  (revision 238969)
> > > +++ vfs_subr.c  (working copy)
> > > @@ -1868,8 +1868,11 @@ sched_sync(void)
> > >                                 continue;
> > >                         }
> > >  
> > > -                       if (first_printf == 0)
> > > +                       if (first_printf == 0) {
> > > +                               mtx_unlock(&sync_mtx);
> > >                                 wdog_kern_pat(WD_LASTVAL);
> > > +                               mtx_lock(&sync_mtx);
> > > +                       }
> > >  
> > >                 }
> > >                 if (!LIST_EMPTY(gslp)) {
> > > 
> > > 
> > > -- 
> > > John Baldwin 
> > 
> > This definitely makes the panic go away on reboot.
> 
> Do you have watchdogd enabled at all?
> 

No, we never had it enabled.

Sean