Re: port-amd64/43236: Removing a file while it is accessed through NFS crashes the server

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

The following reply was made to PR kern/43236; 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,
        peter%kerwien.homeip.net@localhost
Subject: Re: port-amd64/43236: Removing a file while it is accessed through NFS 
crashes the server
Date: Tue, 4 May 2010 21:29:49 +0200

 On Tue, May 04, 2010 at 05:50:04PM +0000, Peter Kerwien wrote:
 > The following reply was made to PR kern/43236; it has been noted by GNATS.
 > 
 > From: Peter Kerwien <peter%kerwien.homeip.net@localhost>
 > To: <gnats-bugs%NetBSD.org@localhost>
 > Cc: 
 > Subject: Re: port-amd64/43236: Removing a file while it is accessed through 
 > NFS
 >  crashes the server
 > Date: Tue, 04 May 2010 19:48:33 +0200
 > 
 >  On Tue,  4 May 2010 11:25:02 +0000 (UTC), Manuel Bouyer
 >  >  
 >  >  should the *hvtovp here read *fhtovp ? AFAIK *hvtovp don't exists in
 >  >  the NetBSD kernel.
 >  
 >  Of course I got it wrong. Sorry. The following bt is hopefully correct:
 >  
 >  db{1}>bt
 >  ufs_fhtovp() at netbsd:ufs_fvtovp+0x42
 >  ufs_fhtovp() at netbsd:ufs_fvtovp+0x58
 >  VFS_FHTOVP() at netbsd:VFS_FHTOVP+0x33
 >  nfsrv_fhtovp() at netbsd:nfsrv_fhtovp+0xa8
 >  nfsrv_read() at netbsd:nfsrv_read+0x273
 >  nfssvc_nfsd() at netbsd:nfssvc_nfsd+0x1c5
 >  sys_nfssvc() at netbsd:sys_nfssvc+0x28f
 >  syscall() at netbsd:syscall+0xb6
 >  
 >  >  if it's really crashing in ufs_fhtovp this may be fixed in NetBSD
 >  5.1_RC1
 >  
 >  Do you want me to upgrade and test 5.1_RC1?
 
 Just trying a 5.1_RC1 kernel should be enough to confirm it's fixed here.
 No need to upgrade the whole system.
 
 -- 
 Manuel Bouyer <bouyer%antioche.eu.org@localhost>
      NetBSD: 26 ans d'experience feront toujours la difference
 --