linux/fs/nfsd
Kinglong Mee c952cd4e94 nfsd: map the ENOKEY to nfserr_perm for avoiding warning
Now that Ext4 and f2fs filesystems support encrypted directories and
files, attempts to access those files may return ENOKEY, resulting in
the following WARNING.

Map ENOKEY to nfserr_perm instead of nfserr_io.

[ 1295.411759] ------------[ cut here ]------------
[ 1295.411787] WARNING: CPU: 0 PID: 12786 at fs/nfsd/nfsproc.c:796 nfserrno+0x74/0x80 [nfsd]
[ 1295.411806] nfsd: non-standard errno: -126
[ 1295.411816] Modules linked in: nfsd nfs_acl auth_rpcgss nfsv4 nfs lockd fscache tun bridge stp llc fuse ip_set nfnetlink vmw_vsock_vmci_transport vsock snd_seq_midi snd_seq_midi_event coretemp crct10dif_pclmul crc32_generic crc32_pclmul snd_ens1371 gameport ghash_clmulni_intel snd_ac97_codec f2fs intel_rapl_perf ac97_bus snd_seq ppdev snd_pcm snd_rawmidi snd_timer vmw_balloon snd_seq_device snd joydev soundcore parport_pc parport nfit acpi_cpufreq tpm_tis vmw_vmci tpm_tis_core tpm shpchp i2c_piix4 grace sunrpc xfs libcrc32c vmwgfx drm_kms_helper ttm drm crc32c_intel e1000 mptspi scsi_transport_spi serio_raw mptscsih mptbase ata_generic pata_acpi fjes [last unloaded: nfs_acl]
[ 1295.412522] CPU: 0 PID: 12786 Comm: nfsd Tainted: G        W       4.11.0-rc1+ #521
[ 1295.412959] Hardware name: VMware, Inc. VMware Virtual Platform/440BX Desktop Reference Platform, BIOS 6.00 07/02/2015
[ 1295.413814] Call Trace:
[ 1295.414252]  dump_stack+0x63/0x86
[ 1295.414666]  __warn+0xcb/0xf0
[ 1295.415087]  warn_slowpath_fmt+0x5f/0x80
[ 1295.415502]  ? put_filp+0x42/0x50
[ 1295.415927]  nfserrno+0x74/0x80 [nfsd]
[ 1295.416339]  nfsd_open+0xd7/0x180 [nfsd]
[ 1295.416746]  nfs4_get_vfs_file+0x367/0x3c0 [nfsd]
[ 1295.417182]  ? security_inode_permission+0x41/0x60
[ 1295.417591]  nfsd4_process_open2+0x9b2/0x1200 [nfsd]
[ 1295.418007]  nfsd4_open+0x481/0x790 [nfsd]
[ 1295.418409]  nfsd4_proc_compound+0x395/0x680 [nfsd]
[ 1295.418812]  nfsd_dispatch+0xb8/0x1f0 [nfsd]
[ 1295.419233]  svc_process_common+0x4d9/0x830 [sunrpc]
[ 1295.419631]  svc_process+0xfe/0x1b0 [sunrpc]
[ 1295.420033]  nfsd+0xe9/0x150 [nfsd]
[ 1295.420420]  kthread+0x101/0x140
[ 1295.420802]  ? nfsd_destroy+0x60/0x60 [nfsd]
[ 1295.421199]  ? kthread_park+0x90/0x90
[ 1295.421598]  ret_from_fork+0x2c/0x40
[ 1295.421996] ---[ end trace 0d5a969cd7852e1f ]---

Signed-off-by: Kinglong Mee <kinglongmee@gmail.com>
Cc: stable@vger.kernel.org
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
2017-03-10 16:54:55 -05:00
..
acl.h nfsd4: remove nfs4_acl_new 2014-07-08 17:14:27 -04:00
auth.c cred: simpler, 1D supplementary groups 2016-10-07 18:46:30 -07:00
auth.h
blocklayout.c fs: add i_blocksize() 2017-02-27 18:43:46 -08:00
blocklayoutxdr.c Highlights: 2016-08-04 19:59:06 -04:00
blocklayoutxdr.h nfsd: add SCSI layout support 2016-03-18 11:42:53 -04:00
cache.h nfsd: Remove the cache_hash list 2014-08-17 12:00:12 -04:00
current_stateid.h
export.c nfsd: opt in to labeled nfs per export 2017-01-31 12:31:54 -05:00
export.h nfsd: allow nfsd to advertise multiple layout types 2016-07-15 15:31:32 -04:00
fault_inject.c Replace <asm/uaccess.h> with <linux/uaccess.h> globally 2016-12-24 11:46:01 -08:00
flexfilelayout.c nfsd: don't set a FL_LAYOUT lease for flexfiles layouts 2016-09-16 16:15:52 -04:00
flexfilelayoutxdr.c nfsd: Add a super simple flex file server 2016-07-13 15:40:48 -04:00
flexfilelayoutxdr.h nfsd: Add a super simple flex file server 2016-07-13 15:40:48 -04:00
idmap.h nfsd: Remove duplicate define of IDMAP_NAMESZ/IDMAP_TYPE_xx 2015-07-20 14:58:46 -04:00
Kconfig block: make scsi_request and scsi ioctl support optional 2017-01-31 10:53:05 -07:00
lockd.c lockd: constify nlmsvc_binding structure 2016-01-07 10:10:50 -05:00
Makefile nfsd: Add a super simple flex file server 2016-07-13 15:40:48 -04:00
netns.h netns: make struct pernet_operations::id unsigned int 2016-11-18 10:59:15 -05:00
nfs2acl.c sunrpc: turn bitfield flags in svc_version into bools 2017-02-24 15:50:08 -05:00
nfs3acl.c sunrpc: turn bitfield flags in svc_version into bools 2017-02-24 15:50:08 -05:00
nfs3proc.c NFSD: cleanup dead codes and values in nfsd_write 2017-01-31 12:31:53 -05:00
nfs3xdr.c A very quiet cycle for nfsd, mainly just an RDMA update from Chuck Lever. 2016-05-24 14:39:20 -07:00
nfs4acl.c nfsd: check permissions when setting ACLs 2016-06-24 12:11:52 -04:00
nfs4callback.c nfsd/callback: Drop a useless data copy when comparing sessionid 2017-02-17 16:26:02 -05:00
nfs4idmap.c nfsd/idmap: return nfserr_inval for 0-length names 2017-02-17 16:25:59 -05:00
nfs4layouts.c driver core patches for 4.11-rc1 2017-02-22 11:44:32 -08:00
nfs4proc.c nfs/nfsd/sunrpc: enforce transport requirements for NFSv4 2017-02-24 17:03:34 -05:00
nfs4recover.c Various bugfixes, a RDMA update from Chuck Lever, and support for a new 2016-03-24 10:41:00 -07:00
nfs4state.c nfsd: remove superfluous KERN_INFO 2017-02-24 15:45:13 -05:00
nfs4xdr.c statx: Add a system call to make enhanced file info available 2017-03-02 20:51:15 -05:00
nfscache.c lib/vsprintf.c: remove %Z support 2017-02-27 18:43:47 -08:00
nfsctl.c nfsd: Fix display of the version string 2017-02-27 18:04:17 -05:00
nfsd.h nfsd: constify nfsd_suppatttrs 2017-01-31 12:31:54 -05:00
nfsfh.c nfsd: check d_can_lookup in fh_verify of directories 2016-08-04 17:11:48 -04:00
nfsfh.h wrappers for ->i_mutex access 2016-01-22 18:04:28 -05:00
nfsproc.c nfsd: map the ENOKEY to nfserr_perm for avoiding warning 2017-03-10 16:54:55 -05:00
nfssvc.c sched/headers: Prepare for new header dependencies before moving code to <linux/sched/signal.h> 2017-03-02 08:42:29 +01:00
nfsxdr.c nfsd: Fix some indent inconsistancy 2016-07-13 15:53:41 -04:00
pnfs.h nfsd: don't set a FL_LAYOUT lease for flexfiles layouts 2016-09-16 16:15:52 -04:00
state.h nfsd/callback: Cleanup callback cred on shutdown 2017-02-17 16:26:00 -05:00
stats.c drop redundant ->owner initializations 2016-05-29 19:08:00 -04:00
stats.h nfsd: move <linux/nfsd/stats.h> to fs/nfsd 2014-05-06 17:54:55 -04:00
trace.c nfsd: move include of state.h from trace.c to trace.h 2015-10-23 15:57:29 -04:00
trace.h nfsd: add new io class tracepoint 2016-01-14 17:32:51 -05:00
vfs.c nfsd: special case truncates some more 2017-02-21 10:13:37 -05:00
vfs.h statx: Add a system call to make enhanced file info available 2017-03-02 20:51:15 -05:00
xdr3.h nfsd: fix encode_entryplus_baggage stack usage 2014-01-23 13:50:27 -05:00
xdr4.h NFSD: Implement the COPY call 2016-10-07 14:54:25 -04:00
xdr4cb.h nfsd: plumb in a CB_NOTIFY_LOCK operation 2016-09-26 15:20:35 -04:00
xdr.h