Date: Tue, 10 Sep 2002 04:50:57 -0700 (PDT) From: valery brasseur <valery.brasseur@atosorigin.com> To: freebsd-gnats-submit@FreeBSD.org Subject: kern/42629: panic in nfs_get Message-ID: <200209101150.g8ABov20085957@www.freebsd.org>
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>Number: 42629
>Category: kern
>Synopsis: panic in nfs_get
>Confidential: no
>Severity: serious
>Priority: high
>Responsible: freebsd-bugs
>State: open
>Quarter:
>Keywords:
>Date-Required:
>Class: sw-bug
>Submitter-Id: current-users
>Arrival-Date: Tue Sep 10 05:00:08 PDT 2002
>Closed-Date:
>Last-Modified:
>Originator: valery brasseur
>Release: 4.7-PRERELEASE (upgrade for 4.6.2)
>Organization:
atosorigin
>Environment:
FreeBSD wana01.priv.atos.fr 4.7-PRERELEASE FreeBSD 4.7-PRERELEASE #2: Tue Sep 10 11:04:43 CEST 2002 root@wana01.priv.atos.fr:/usr/src/sys/compile/DL360 i386
>Description:
whene using NFS mount from NetApp server, under load after a few minutes the machine panic with :
trap 12 supervisor write, page not present.
the trace back is :
stop at : generic_bzero
in :
nfs_get + 0x13c
nfs_lookup+0xf0f
lookups+0x291
namei+0x15c
vn_open+0x1d3
open+0xb8
syscall2+0x221
savecore done but doesn't give details (can't read memory at ...)
>How-To-Repeat:
mount nfs partition form NetApp server with -3 (nfs v3)
expose mounted partition to sufficient high load...
note : light use of partition doesn't expose the probleme.
>Fix:
>Release-Note:
>Audit-Trail:
>Unformatted:
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