This patch is needed to stop the rawhide NFS server from oopsing on v4.1 mounts. Found during the flex file layout work but the oops happens on all v4.1 mounts.
The patch is making its way upstream
J. Bruce Fields (1): sunrpc: don't pass on-stack memory to sg_set_buf
net/sunrpc/auth_gss/auth_gss.c | 13 ++++-- net/sunrpc/auth_gss/gss_krb5_crypto.c | 82 +++++++++++++++++++-------------- net/sunrpc/auth_gss/svcauth_gss.c | 21 ++++++--- 3 files changed, 71 insertions(+), 45 deletions(-)