From: Dai Ngo <dai.ngo@xxxxxxxxxx> [ Upstream commit 7de82c2f36fb26aa78440bbf0efcf360b691d98b ] Currently callback request does not use the credential specified in CREATE_SESSION if the security flavor for the back channel is AUTH_SYS. Problem was discovered by pynfs 4.1 DELEG5 and DELEG7 test with error: DELEG5 st_delegation.testCBSecParms : FAILURE expected callback with uid, gid == 17, 19, got 0, 0 Signed-off-by: Dai Ngo <dai.ngo@xxxxxxxxxx> Reviewed-by: Jeff Layton <jlayton@xxxxxxxxxx> Fixes: 8276c902bbe9 ("SUNRPC: remove uid and gid from struct auth_cred") Signed-off-by: Chuck Lever <chuck.lever@xxxxxxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> --- fs/nfsd/nfs4callback.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/fs/nfsd/nfs4callback.c b/fs/nfsd/nfs4callback.c index ffc2b838b123c..771733396eab2 100644 --- a/fs/nfsd/nfs4callback.c +++ b/fs/nfsd/nfs4callback.c @@ -840,8 +840,8 @@ static const struct cred *get_backchannel_cred(struct nfs4_client *clp, struct r if (!kcred) return NULL; - kcred->uid = ses->se_cb_sec.uid; - kcred->gid = ses->se_cb_sec.gid; + kcred->fsuid = ses->se_cb_sec.uid; + kcred->fsgid = ses->se_cb_sec.gid; return kcred; } } -- 2.39.2