Skip site navigation (1)Skip section navigation (2)
Date:      Mon, 08 Sep 2014 13:27:59 -0700
From:      Sean Bruno <sbruno@ignoranthack.me>
To:        Eric van Gyzen <eric@vangyzen.net>
Cc:        FreeBSD Net <freebsd-net@freebsd.org>
Subject:   Re: ixgbe(4) spin lock held too long
Message-ID:  <1410208079.1343.5.camel@bruno>
In-Reply-To: <540E04AA.80806@vangyzen.net>
References:  <1410203348.1343.1.camel@bruno> <1410203965.1343.3.camel@bruno> <540E04AA.80806@vangyzen.net>

next in thread | previous in thread | raw e-mail | index | archive | help
On Mon, 2014-09-08 at 15:34 -0400, Eric van Gyzen wrote:
> >> Unread portion of the kernel message buffer:
> >> spin lock 0xffffffff812a0400 (callout) held by 0xfffff800151fe000
> (tid
> >> 100003) too long
> 
> TID 100003 is usually a kernel idle thread, which would seem to
> indicate
> a dangling lock.  Can you enable WITNESS (without WITNESS_SKIPSPIN) on
> this box? 

Will do.  I'll report back when we get a crash with WITNESS

sean




Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?1410208079.1343.5.camel>