Re: kern/41874: in-kernel NFS server hates network interface aliases

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

The following reply was made to PR kern/41874; it has been noted by GNATS.

From: Manuel Bouyer <bouyer%antioche.eu.org@localhost>
To: gnats-bugs%NetBSD.org@localhost
Cc: kern-bug-people%NetBSD.org@localhost, gnats-admin%NetBSD.org@localhost, 
netbsd-bugs%NetBSD.org@localhost
Subject: Re: kern/41874: in-kernel NFS server hates network interface aliases
Date: Wed, 12 Aug 2009 04:25:39 +0200

 On Wed, Aug 12, 2009 at 01:35:00AM +0000, fair%NetBSD.org@localhost wrote:
 > [...]
 > 
 > >Description:
 >      My NFS server was pressed into service as the house router.
 > 
 >      Some time after adding the necessary network interface aliases, NetBSD
 >      panic'd, and continued to panic just before getty appeared on console
 >      at every subsequent reboot.  Starting in single user mode and
 >      attempting to diagnose which service/program was causing the problem
 >      yielded this:
 > 
 > 112 # nfsd -r -t -u
 > 113 # Aug 10 16:46:07 Reader / writer lock error: rw_vector_enter: locking 
 > against myself
 > 
 > lock address : 0x000000000ead0fb8
 > current cpu  :                  0
 > current lwp  : 0x000000000ead4860
 > owner/count  : 0x000000000ead4860 flags    : 0x0000000000000004
 > 
 > panic: lock error
 > Stopped in pid 186.2 (nfsd) at  netbsd:cpu_Debugger+0x4:        nop
 
 Did you get a stack trace here ?
 
 -- 
 Manuel Bouyer <bouyer%antioche.eu.org@localhost>
      NetBSD: 26 ans d'experience feront toujours la difference
 --