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Re: kern/51877: carp related panic during shutdown
The following reply was made to PR kern/51877; it has been noted by GNATS.
From: Hauke Fath <hf%spg.tu-darmstadt.de@localhost>
To: gnats-bugs%NetBSD.org@localhost, kern-bug-people%netbsd.org@localhost, gnats-admin%netbsd.org@localhost
Subject: Re: kern/51877: carp related panic during shutdown
Date: Wed, 18 Jan 2017 16:25:57 +0100
On 01/18/17 13:40, Christos Zoulas wrote:
> Can you put a printf in carp_detach carp_ifdetach and carp_clone_destroy
> and see when they are called during shutdown?
% strings /netbsd8 | grep '@christos'
@christos: carpdetach() detaching %s
@christos: carp_clone_destroy() %s
but none show up - the kernel panics earlier.
> | wm1: detached
> | igphy0: detached
> | carp0: state transition from: MASTER -> to: INIT
> | Mutex error: lockdebug_barrier: spin lock held
> I think that carp should detach before the physical interfaces?
There's an idea... but
% fgrep carpdev /etc/ifconfig.carp0
which is still attached.
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