On Wed, Sep 12, 2007 at 06:58:54PM +0200, Michal Piotrowski wrote:

Subject         : [NFSv4] 2.6.23-rc4 oops in nfs4_cb_recall
References      : http://lkml.org/lkml/2007/9/4/53
                  http://bugzilla.kernel.org/show_bug.cgi?id=9003
Last known good : ?
Submitter       : Daniel J Blueman [off-list ref]
Caused-By       : ?
Handled-By      : ?
Workaround      : http://bugzilla.kernel.org/attachment.cgi?id=12797
Status          : unknown

I have patches which fix this, which we're testing.  (See bugzilla.)
It's a long-standing bug, not a regression.

Subject         : [NFSD OOPS] 2.6.23-rc1-git10
References      : http://lkml.org/lkml/2007/8/2/462
Last known good : ?
Submitter       : Andrew Clayton [off-list ref]
Caused-By       : ?
Handled-By      : ?
Status          : unknown

Neil's working on this.  Also not a regression.

--b.