Subject: Re: kern/36003: "Mutex error: mutex_vector_enter: locking against myself" on evbarm/IQ80321
To: None <kern-bug-people@netbsd.org, gnats-admin@netbsd.org,>
From: Simon Burge <simonb@NetBSD.org>
List: netbsd-bugs
Date: 03/14/2007 21:15:04
The following reply was made to PR kern/36003; it has been noted by GNATS.
From: Simon Burge <simonb@NetBSD.org>
To: gnats-bugs@NetBSD.org
Cc: kern-bug-people@netbsd.org, gnats-admin@netbsd.org,
netbsd-bugs@netbsd.org
Subject: Re: kern/36003: "Mutex error: mutex_vector_enter: locking against myself" on evbarm/IQ80321
Date: Thu, 15 Mar 2007 08:10:19 +1100
"Andrew Doran" wrote:
> The following reply was made to PR kern/36003; it has been noted by GNATS.
>
> I guess this is a DIAGNOSTIC kernel?
Yes, the evbarm/IQ80321 kernel config has DIAGNOSTIC enabled by default.
> The sched_mutex has been locked and
> something has failed to release it. There's no MI reason for that to occur
> that I know of. It looks like there is a gxemul target for this machine,
> so I'll give it a go when I get a chance.
I'm lazy - is there a "show locks" or similar ddb command that'll
help narrow this down?
Cheers,
Simon.