Date: Wed, 01 Aug 2012 15:48:48 -0700 From: Sean Bruno <seanbru@yahoo-inc.com> To: John Baldwin <jhb@freebsd.org> Cc: "attilio@freebsd.org" <attilio@freebsd.org>, "freebsd-stable@freebsd.org" <freebsd-stable@freebsd.org> Subject: Re: [stable 9] panic on reboot: ipmi_wd_event() Message-ID: <1343861328.5229.6.camel@powernoodle.corp.yahoo.com> In-Reply-To: <201208010853.11447.jhb@freebsd.org> References: <1342742294.2656.24.camel@powernoodle.corp.yahoo.com> <201207311634.24169.jhb@freebsd.org> <CAJ-FndC3pyfJNJBZMZEW9WGs7yA=xeAD2vMyuEeJjELcLOVbOA@mail.gmail.com> <201208010853.11447.jhb@freebsd.org>
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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.
Sean
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