Re: kern/42205: kernel panic at activated userquota

[Manuel Bouyer <bouyer%antioche.eu.org@localhost>]

The following reply was made to PR kern/42205; it has been noted by GNATS.

From: Manuel Bouyer <bouyer%antioche.eu.org@localhost>
To: 6bone%6bone.informatik.uni-leipzig.de@localhost
Cc: gnats-bugs%NetBSD.org@localhost, kern-bug-people%NetBSD.org@localhost, 
gnats-admin%NetBSD.org@localhost,
        netbsd-bugs%NetBSD.org@localhost
Subject: Re: kern/42205: kernel panic  at activated userquota
Date: Fri, 15 Jan 2010 13:26:42 +0100

 On Wed, Jan 06, 2010 at 07:29:55PM +0100, Manuel Bouyer wrote:
 > I have an idea on how this can happen; the vnode is put on the mnt list 
 > before
 > initialisation is completed. But then its type should be VNON and so it 
 > should
 > be skipped.
 
 It can also still be on the mnt list while being removed from the
 free list and cleaned. Especially, getcleanvnode() set v_type to
 VNON after releasing the interlock. this patch would indeed fix this.
 
 -- 
 Manuel Bouyer <bouyer%antioche.eu.org@localhost>
      NetBSD: 26 ans d'experience feront toujours la difference
 --