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Ashish Samant f52ab52773 ocfs2: fix locking for res->tracking and dlm->tracking_list 
commit cbe355f57c upstream.

In dlm_init_lockres() we access and modify res->tracking and
dlm->tracking_list without holding dlm->track_lock.  This can cause list
corruptions and can end up in kernel panic.

Fix this by locking res->tracking and dlm->tracking_list with
dlm->track_lock instead of dlm->spinlock.

Link: http://lkml.kernel.org/r/1529951192-4686-1-git-send-email-ashish.samant@oracle.com
Signed-off-by: Ashish Samant <ashish.samant@oracle.com>
Reviewed-by: Changwei Ge <ge.changwei@h3c.com>
Acked-by: Joseph Qi <jiangqi903@gmail.com>
Acked-by: Jun Piao <piaojun@huawei.com>
Cc: Mark Fasheh <mark@fasheh.com>
Cc: Joel Becker <jlbec@evilplan.org>
Cc: Junxiao Bi <junxiao.bi@oracle.com>
Cc: Changwei Ge <ge.changwei@h3c.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-10-10 08:56:08 +02:00
..
9p
fs/9p/xattr.c: catch the error of p9_client_clunk when setting xattr failed
2018-09-09 10:32:33 +02:00
adfs
Merge tag 'vfs-timespec64' of git://git.kernel.org/pub/scm/linux/kernel/git/arnd/playground
2018-06-15 07:31:07 +09:00
affs
…
afs
afs: Fix cell specification to permit an empty address list
2018-10-10 08:55:57 +02:00
autofs
autofs: fix autofs_sbi() does not check super block type
2018-09-19 22:41:37 +02:00
befs
fix a series of Documentation/ broken file name references
2018-06-15 18:10:01 -03:00
bfs
…
btrfs
btrfs: btrfs_shrink_device should call commit transaction at the end
2018-10-10 08:55:51 +02:00
cachefiles
cachefiles: Wait rather than BUG'ing on "Unexpected object collision"
2018-07-25 14:49:00 +01:00
ceph
ceph: avoid a use-after-free in ceph_destroy_options()
2018-10-10 08:55:57 +02:00
cifs
smb2: fix missing files in root share directory listing
2018-10-10 08:56:07 +02:00
coda
vfs: change inode times to use struct timespec64
2018-06-05 16:57:31 -07:00
configfs
configfs: fix registered group removal
2018-09-26 08:39:37 +02:00
cramfs
Merge tag 'vfs-timespec64' of git://git.kernel.org/pub/scm/linux/kernel/git/arnd/playground
2018-06-15 07:31:07 +09:00
crypto
Merge tag 'f2fs-for-4.18' of git://git.kernel.org/pub/scm/linux/kernel/git/jaegeuk/f2fs
2018-06-11 10:16:13 -07:00
debugfs
Revert "debugfs: inode: debugfs_create_dir uses mode permission from parent"
2018-06-12 20:52:16 -07:00
devpts
…
dlm
treewide: Use array_size() in vmalloc()
2018-06-12 16:19:22 -07:00
ecryptfs
…
efivarfs
…
efs
…
exofs
exofs: avoid VLA in structures
2018-06-15 07:55:24 +09:00
exportfs
…
ext2
ext2, dax: set ext2_dax_aops for dax files
2018-10-03 16:59:20 -07:00
ext4
ext4, dax: set ext4_dax_aops for dax files
2018-09-29 02:56:02 -07:00
f2fs
f2fs: do checkpoint in kill_sb
2018-09-26 08:39:39 +02:00
fat
fat: validate ->i_start before using
2018-09-15 09:46:46 +02:00
freevxfs
…
fscache
fscache: Fix reference overput in fscache_attach_object() error handling
2018-07-25 14:49:00 +01:00
fuse
fuse: Add missed unlock_page() to fuse_readpages_fill()
2018-09-05 09:29:49 +02:00
gfs2
gfs2: Don't reject a supposedly full bitmap if we have blocks reserved
2018-09-26 08:39:24 +02:00
hfs
hfs: prevent crash on exit from failed search
2018-09-15 09:46:45 +02:00
hfsplus
hfsplus: fix NULL dereference in hfsplus_lookup()
2018-09-15 09:46:46 +02:00
hostfs
vfs: change inode times to use struct timespec64
2018-06-05 16:57:31 -07:00
hpfs
treewide: kmalloc() -> kmalloc_array()
2018-06-12 16:19:22 -07:00
hugetlbfs
mm: use vma_init() to initialize VMAs on stack and data segments
2018-07-26 19:38:03 -07:00
isofs
isofs: reject hardware sector size > 2048 bytes
2018-10-03 16:59:21 -07:00
jbd2
Merge tag 'ext4_for_linus_stable' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4
2018-07-08 11:10:30 -07:00
jffs2
Merge tag 'vfs-timespec64' of git://git.kernel.org/pub/scm/linux/kernel/git/arnd/playground
2018-06-15 07:31:07 +09:00
jfs
jfs: Fix usercopy whitelist for inline inode data
2018-08-04 07:53:46 -07:00
kernfs
Merge tag 'vfs-timespec64' of git://git.kernel.org/pub/scm/linux/kernel/git/arnd/playground
2018-06-15 07:31:07 +09:00
lockd
nfsd: fix leaked file lock with nfs exported overlayfs
2018-09-09 10:32:38 +02:00
minix
…
nfs
NFSv4.1 fix infinite loop on I/O.
2018-09-26 08:39:34 +02:00
nfs_common
…
nfsd
nfsd: fix corrupted reply to badly ordered compound
2018-10-03 16:59:15 -07:00
nilfs2
…
nls
…
notify
fsnotify: fix ignore mask logic in fsnotify()
2018-10-10 08:55:56 +02:00
ntfs
Merge tag 'vfs-timespec64' of git://git.kernel.org/pub/scm/linux/kernel/git/arnd/playground
2018-06-15 07:31:07 +09:00
ocfs2
ocfs2: fix locking for res->tracking and dlm->tracking_list
2018-10-10 08:56:08 +02:00
omfs
…
openpromfs
…
orangefs
Merge tag 'docs-broken-links' of git://linuxtv.org/mchehab/experimental
2018-06-17 05:25:18 +09:00
overlayfs
ovl: fix format of setxattr debug
2018-10-10 08:56:05 +02:00
proc
proc: restrict kernel stack dumps to root
2018-10-10 08:56:08 +02:00
pstore
pstore: Fix incorrect persistent ram buffer mapping
2018-09-26 08:39:29 +02:00
qnx4
…
qnx6
…
quota
fs/quota: Fix spectre gadget in do_quotactl
2018-09-09 10:32:42 +02:00
ramfs
…
reiserfs
reiserfs: change j_timestamp type to time64_t
2018-09-15 09:46:45 +02:00
romfs
…
squashfs
Squashfs: Compute expected length from inode size rather than block length
2018-08-02 09:34:02 -07:00
sysfs
scsi: sysfs: Introduce sysfs_{un,}break_active_protection()
2018-09-05 09:29:54 +02:00
sysv
…
tracefs
…
ubifs
Revert "ubifs: xattr: Don't operate on deleted inodes"
2018-09-29 02:55:58 -07:00
udf
udf: Fix mounting of Win7 created UDF filesystems
2018-09-09 10:32:42 +02:00
ufs
treewide: kmalloc() -> kmalloc_array()
2018-06-12 16:19:22 -07:00
xfs
xfs: properly handle free inodes in extent hint validators
2018-07-24 11:34:52 -07:00
aio.c
Merge branch 'fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2018-07-22 12:04:51 -07:00
anon_inodes.c
…
attr.c
Merge tag 'vfs-timespec64' of git://git.kernel.org/pub/scm/linux/kernel/git/arnd/playground
2018-06-15 07:31:07 +09:00
bad_inode.c
vfs: change inode times to use struct timespec64
2018-06-05 16:57:31 -07:00
binfmt_aout.c
…
binfmt_elf_fdpic.c
treewide: kmalloc() -> kmalloc_array()
2018-06-12 16:19:22 -07:00
binfmt_elf.c
binfmt_elf: Respect error return from `regset->active'
2018-09-26 08:39:35 +02:00
binfmt_em86.c
…
binfmt_flat.c
…
binfmt_misc.c
docs: Fix more broken references
2018-06-15 18:11:26 -03:00
binfmt_script.c
…
block_dev.c
Merge tag 'for-linus-20180727' of git://git.kernel.dk/linux-block
2018-07-27 12:51:00 -07:00
buffer.c
fs: move page_cache_seek_hole_data to iomap.c
2018-06-01 18:37:33 -07:00
char_dev.c
…
compat_binfmt_elf.c
…
compat_ioctl.c
autofs: clean up includes
2018-06-07 17:34:40 -07:00
compat.c
ncpfs: remove compat functionality
2018-06-05 19:23:26 +02:00
coredump.c
…
d_path.c
…
dax.c
filesystem-dax: Fix use of zero page
2018-10-03 16:59:20 -07:00
dcache.c
new primitive: discard_new_inode()
2018-10-10 08:56:04 +02:00
dcookies.c
…
direct-io.c
…
drop_caches.c
…
eventfd.c
Revert changes to convert to ->poll_mask() and aio IOCB_CMD_POLL
2018-06-28 10:40:47 -07:00
eventpoll.c
Revert changes to convert to ->poll_mask() and aio IOCB_CMD_POLL
2018-06-28 10:40:47 -07:00
exec.c
mm: fix vma_is_anonymous() false-positives
2018-07-26 19:38:03 -07:00
fcntl.c
mm: restructure memfd code
2018-06-07 17:34:35 -07:00
fhandle.c
…
file_table.c
…
file.c
…
filesystems.c
…
fs_pin.c
…
fs_struct.c
…
fs-writeback.c
…
inode.c
vfs: don't evict uninitialized inode
2018-10-10 08:56:04 +02:00
internal.h
drm_mode_create_lease_ioctl(): fix open-coded filp_clone_open()
2018-07-10 23:29:03 -04:00
ioctl.c
…
iomap.c
iomap: complete partial direct I/O writes synchronously
2018-10-03 16:59:14 -07:00
Kconfig
autofs: remove left-over autofs4 stubs
2018-06-11 08:22:34 -07:00
Kconfig.binfmt
docs: Fix more broken references
2018-06-15 18:11:26 -03:00
libfs.c
…
locks.c
fs/lock: skip lock owner pid translation in case we are in init_pid_ns
2018-10-03 16:59:16 -07:00
Makefile
autofs: remove left-over autofs4 stubs
2018-06-11 08:22:34 -07:00
mbcache.c
treewide: kmalloc() -> kmalloc_array()
2018-06-12 16:19:22 -07:00
mount.h
…
mpage.c
…
namei.c
Merge branch 'afs-proc' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2018-06-16 16:32:04 +09:00
namespace.c
vfs: fix freeze protection in mnt_want_write_file() for overlayfs
2018-09-26 08:39:35 +02:00
no-block.c
…
nsfs.c
…
open.c
Revert "fs: fold open_check_o_direct into do_dentry_open"
2018-06-03 10:58:23 -07:00
pipe.c
Revert changes to convert to ->poll_mask() and aio IOCB_CMD_POLL
2018-06-28 10:40:47 -07:00
pnode.c
…
pnode.h
…
posix_acl.c
…
proc_namespace.c
…
read_write.c
treewide: kmalloc() -> kmalloc_array()
2018-06-12 16:19:22 -07:00
readdir.c
…
select.c
Revert changes to convert to ->poll_mask() and aio IOCB_CMD_POLL
2018-06-28 10:40:47 -07:00
seq_file.c
…
signalfd.c
Merge branch 'work.compat' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2018-06-16 16:21:50 +09:00
splice.c
Merge branch 'work.compat' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2018-06-16 16:21:50 +09:00
stack.c
…
stat.c
…
statfs.c
…
super.c
Merge branch 'work.misc' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2018-06-04 10:14:28 -07:00
sync.c
…
timerfd.c
Revert changes to convert to ->poll_mask() and aio IOCB_CMD_POLL
2018-06-28 10:40:47 -07:00
userfaultfd.c
userfaultfd: remove uffd flags from vma->vm_flags if UFFD_EVENT_FORK fails
2018-08-02 16:03:40 -07:00
utimes.c
…
xattr.c
sysfs: Do not return POSIX ACL xattrs via listxattr
2018-10-10 08:56:05 +02:00