This is a note to let you know that I've just added the patch titled
NFSv4.1: Fix an Oops in nfs41_walk_client_list
to the 3.10-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
nfsv4.1-fix-an-oops-in-nfs41_walk_client_list.patch
and it can be found in the queue-3.10 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 3175e1dcec40fab1a444c010087f2068b6b04732 Mon Sep 17 00:00:00 2001
From: Trond Myklebust <trond.myklebust@xxxxxxxxxxxxxxx>
Date: Wed, 21 Jan 2015 14:37:44 -0500
Subject: NFSv4.1: Fix an Oops in nfs41_walk_client_list
From: Trond Myklebust <trond.myklebust@xxxxxxxxxxxxxxx>
commit 3175e1dcec40fab1a444c010087f2068b6b04732 upstream.
If we start state recovery on a client that failed to initialise correctly,
then we are very likely to Oops.
Reported-by: "Mkrtchyan, Tigran" <tigran.mkrtchyan@xxxxxxx>
Link: http://lkml.kernel.org/r/130621862.279655.1421851650684.JavaMail.zimbra@xxxxxxx
Signed-off-by: Trond Myklebust <trond.myklebust@xxxxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
fs/nfs/nfs4client.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/fs/nfs/nfs4client.c
+++ b/fs/nfs/nfs4client.c
@@ -462,7 +462,7 @@ int nfs41_walk_client_list(struct nfs_cl
prev = pos;
status = nfs_wait_client_init_complete(pos);
- if (status == 0) {
+ if (pos->cl_cons_state == NFS_CS_SESSION_INITING) {
nfs4_schedule_lease_recovery(pos);
status = nfs4_wait_clnt_recover(pos);
}
Patches currently in stable-queue which might be from trond.myklebust@xxxxxxxxxxxxxxx are
queue-3.10/nfsv4.1-fix-an-oops-in-nfs41_walk_client_list.patch
queue-3.10/nfs-fix-dio-deadlock-when-o_direct-flag-is-flipped.patch
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