Messages in this thread Patch in this message | | | From | Greg Kroah-Hartman <> | Subject | [PATCH 3.18 30/57] NFSv4.1: Fix an Oops in nfs41_walk_client_list | Date | Tue, 3 Feb 2015 15:14:21 -0800 |
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3.18-stable review patch. If anyone has any objections, please let me know.
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From: Trond Myklebust <trond.myklebust@primarydata.com>
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@desy.de> Link: http://lkml.kernel.org/r/130621862.279655.1421851650684.JavaMail.zimbra@desy.de Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- fs/nfs/nfs4client.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/fs/nfs/nfs4client.c +++ b/fs/nfs/nfs4client.c @@ -640,7 +640,7 @@ 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); }
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