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Wengang Wang 5040f8df56 ocfs2: free up write context when direct IO failed 
The write context should also be freed even when direct IO failed.
Otherwise a memory leak is introduced and entries remain in
oi->ip_unwritten_list causing the following BUG later in unlink path:

  ERROR: bug expression: !list_empty(&oi->ip_unwritten_list)
  ERROR: Clear inode of 215043, inode has unwritten extents
  ...
  Call Trace:
  ? __set_current_blocked+0x42/0x68
  ocfs2_evict_inode+0x91/0x6a0 [ocfs2]
  ? bit_waitqueue+0x40/0x33
  evict+0xdb/0x1af
  iput+0x1a2/0x1f7
  do_unlinkat+0x194/0x28f
  SyS_unlinkat+0x1b/0x2f
  do_syscall_64+0x79/0x1ae
  entry_SYSCALL_64_after_hwframe+0x151/0x0

This patch also logs, with frequency limit, direct IO failures.

Link: http://lkml.kernel.org/r/20181102170632.25921-1-wen.gang.wang@oracle.com
Signed-off-by: Wengang Wang <wen.gang.wang@oracle.com>
Reviewed-by: Junxiao Bi <junxiao.bi@oracle.com>
Reviewed-by: Changwei Ge <ge.changwei@h3c.com>
Reviewed-by: Joseph Qi <jiangqi903@gmail.com>
Cc: Mark Fasheh <mark@fasheh.com>
Cc: Joel Becker <jlbec@evilplan.org>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2018-11-18 10:15:09 -08:00
..
9p Merge branch 'work.afs' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs 2018-11-01 19:58:52 -07:00
adfs adfs: use timespec64 for time conversion 2018-08-22 10:52:51 -07:00
affs
afs afs: Probe multiple fileservers simultaneously 2018-10-24 00:41:09 +01:00
autofs Merge branch 'akpm' (patches from Andrew) 2018-08-22 12:34:08 -07:00
befs
bfs bfs: add sanity check at bfs_fill_super() 2018-11-03 10:09:38 -07:00
btrfs for-4.20-rc1-tag 2018-11-11 16:54:38 -06:00
cachefiles cachefiles: fix the race between cachefiles_bury_object() and rmdir(2) 2018-10-18 11:32:21 +02:00
ceph libceph: assume argonaut on the server side 2018-11-08 17:51:11 +01:00
cifs cifs: fix signed/unsigned mismatch on aio_read patch 2018-11-02 14:09:42 -05:00
coda
configfs
cramfs Make the Cramfs code more robust against filesystem corruptions, 2018-10-30 12:46:25 -07:00
crypto crypto: speck - remove Speck 2018-09-04 11:35:03 +08:00
debugfs
devpts devpts: Convert to new IDA API 2018-08-21 23:54:17 -04:00
dlm iov_iter: Separate type from direction and use accessor functions 2018-10-24 00:41:07 +01:00
ecryptfs ecryptfs_rename(): verify that lower dentries are still OK after lock_rename() 2018-10-09 23:33:17 -04:00
efivarfs
efs
exofs fs/exofs: only use true/false for asignment of bool type variable 2018-10-18 02:04:59 -04:00
exportfs
ext2 \n 2018-10-29 10:23:36 -07:00
ext4 A large number of ext4 bug fixes, mostly buffer and memory leaks on 2018-11-11 16:53:02 -06:00
f2fs Merge branch 'xarray' of git://git.infradead.org/users/willy/linux-dax 2018-10-28 11:35:40 -07:00
fat fat: truncate inode timestamp updates in setattr 2018-10-31 08:54:14 -07:00
freevxfs
fscache fscache: Fix out of bound read in long cookie keys 2018-10-18 11:32:21 +02:00
fuse fuse: fix use-after-free in fuse_direct_IO() 2018-11-09 15:52:17 +01:00
gfs2 Merge tag 'gfs2-4.20.fixes3' of git://git.kernel.org/pub/scm/linux/kernel/git/gfs2/linux-gfs2 2018-11-16 11:38:14 -06:00
hfs fs/hfs/extent.c: fix array out of bounds read of array extent 2018-10-31 08:54:13 -07:00
hfsplus hfsplus: update timestamps on truncate() 2018-10-31 08:54:13 -07:00
hostfs vfs: discard ATTR_ATTR_FLAG 2018-08-17 16:20:28 -07:00
hpfs hpfs: remove unnecessary checks on the value of r when assigning error code 2018-08-25 12:42:33 -07:00
hugetlbfs mm: zero out the vma in vma_init() 2018-08-22 10:52:44 -07:00
isofs Update email address 2018-09-29 22:47:48 -04:00
jbd2 jbd2: fix use after free in jbd2_log_do_checkpoint() 2018-10-05 18:44:40 -04:00
jffs2 Merge branch 'siginfo-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiederm/user-namespace 2018-10-24 11:22:39 +01:00
jfs jfs: remove redundant dquot_initialize() in jfs_evict_inode() 2018-09-20 09:28:49 -05:00
kernfs mm: zero-seek shrinkers 2018-10-26 16:26:33 -07:00
lockd lockd: fix access beyond unterminated strings in prints 2018-10-29 16:58:04 -04:00
minix
nfs NFSv4: Fix an Oops during delegation callbacks 2018-11-13 17:15:17 -05:00
nfs_common
nfsd nfsd: COPY and CLONE operations require the saved filehandle to be set 2018-11-08 12:11:45 -05:00
nilfs2 nilfs2: Convert to XArray 2018-10-21 10:46:42 -04:00
nls
notify fanotify: fix handling of events on child sub-directory 2018-11-08 15:43:48 +01:00
ntfs ntfs: don't open-code ERR_CAST 2018-10-12 22:46:50 -04:00
ocfs2 ocfs2: free up write context when direct IO failed 2018-11-18 10:15:09 -08:00
omfs
openpromfs
orangefs Merge branch 'work.afs' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs 2018-11-01 19:58:52 -07:00
overlayfs vfs: rework data cloning infrastructure 2018-11-02 09:33:08 -07:00
proc New gcc plugin: stackleak 2018-11-01 11:46:27 -07:00
pstore mm: remove CONFIG_HAVE_MEMBLOCK 2018-10-31 08:54:15 -07:00
qnx4
qnx6
quota fs/quota: Fix spectre gadget in do_quotactl 2018-08-22 18:17:48 +02:00
ramfs
reiserfs reiserfs: remove workaround code for GCC 3.x 2018-10-31 08:54:14 -07:00
romfs
squashfs Squashfs: Compute expected length from inode size rather than block length 2018-08-02 09:34:02 -07:00
sysfs Driver core patches for 4.19-rc1 2018-08-18 11:44:53 -07:00
sysv fs/sysv/inode.c: use ktime_get_real_seconds() for superblock stamp 2018-08-22 10:52:51 -07:00
tracefs tracefs: Annotate tracefs_ops with __ro_after_init 2018-07-31 11:32:44 -04:00
ubifs ubifs: Remove unneeded semicolon 2018-10-23 13:49:02 +02:00
udf udf: Drop pack pragma from udf_sb.h 2018-09-07 10:32:23 +02:00
ufs fs/ufs: use ktime_get_real_seconds for sb and cg timestamps 2018-08-17 16:20:27 -07:00
xfs xfs: fix overflow in xfs_attr3_leaf_verify 2018-11-06 07:50:50 -08:00
aio.c y2038: globally rename compat_time to old_time32 2018-08-27 14:48:48 +02:00
anon_inodes.c
attr.c
bad_inode.c
binfmt_aout.c
binfmt_elf.c signal: Distinguish between kernel_siginfo and siginfo 2018-10-03 16:47:43 +02:00
binfmt_elf_fdpic.c
binfmt_em86.c
binfmt_flat.c
binfmt_misc.c
binfmt_script.c
block_dev.c iov_iter: Use accessor function 2018-10-24 00:40:44 +01:00
buffer.c for-linus-20181102 2018-11-02 11:25:48 -07:00
char_dev.c
compat.c
compat_binfmt_elf.c y2038: globally rename compat_time to old_time32 2018-08-27 14:48:48 +02:00
compat_ioctl.c media updates for v4.20-rc1 2018-10-29 14:29:58 -07:00
coredump.c signal: Distinguish between kernel_siginfo and siginfo 2018-10-03 16:47:43 +02:00
d_path.c
dax.c dax: Convert page fault handlers to XArray 2018-10-21 10:46:44 -04:00
dcache.c mm: remove include/linux/bootmem.h 2018-10-31 08:54:16 -07:00
dcookies.c
direct-io.c iov_iter: Use accessor function 2018-10-24 00:40:44 +01:00
drop_caches.c
eventfd.c
eventpoll.c fs/eventpoll.c: simplify ep_is_linked() callers 2018-08-22 10:52:49 -07:00
exec.c vfs: require i_size <= SIZE_MAX in kernel_read_file() 2018-10-10 12:56:14 -04:00
fcntl.c signal: Distinguish between kernel_siginfo and siginfo 2018-10-03 16:47:43 +02:00
fhandle.c
file.c
file_table.c overlayfs update for 4.19 2018-08-21 18:19:09 -07:00
filesystems.c
fs-writeback.c fs: Convert writeback to XArray 2018-10-21 10:46:42 -04:00
fs_pin.c
fs_struct.c
inode.c mm: don't reclaim inodes with many attached pages 2018-11-18 10:15:09 -08:00
internal.h overlayfs update for 4.19 2018-08-21 18:19:09 -07:00
ioctl.c vfs: rework data cloning infrastructure 2018-11-02 09:33:08 -07:00
iomap.c Merge branch 'work.misc' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs 2018-11-01 20:19:49 -07:00
Kconfig
Kconfig.binfmt kconfig: move the "Executable file formats" menu to fs/Kconfig.binfmt 2018-08-02 08:06:55 +09:00
libfs.c
locks.c overlayfs update for 4.19 2018-08-21 18:19:09 -07:00
Makefile
mbcache.c
mount.h
mpage.c mpage: mpage_readpages() should submit IO as read-ahead 2018-08-17 16:20:29 -07:00
namei.c namei: allow restricted O_CREAT of FIFOs and regular files 2018-08-23 18:48:43 -07:00
namespace.c mnt: fix __detach_mounts infinite loop 2018-11-12 01:02:34 -06:00
no-block.c
nsfs.c
open.c overlayfs update for 4.19 2018-08-21 18:19:09 -07:00
pipe.c Merge branch 'work.open3' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs 2018-08-13 19:58:36 -07:00
pnode.c
pnode.h
posix_acl.c
proc_namespace.c
read_write.c vfs: rework data cloning infrastructure 2018-11-02 09:33:08 -07:00
readdir.c
select.c y2038: globally rename compat_time to old_time32 2018-08-27 14:48:48 +02:00
seq_file.c fs/seq_file.c: simplify seq_file iteration code and interface 2018-08-17 16:20:28 -07:00
signalfd.c signal: Distinguish between kernel_siginfo and siginfo 2018-10-03 16:47:43 +02:00
splice.c iov_iter: Separate type from direction and use accessor functions 2018-10-24 00:41:07 +01:00
stack.c
stat.c y2038: Remove newstat family from default syscall set 2018-08-29 15:42:20 +02:00
statfs.c
super.c fsnotify: add super block object type 2018-09-03 15:14:01 +02:00
sync.c
timerfd.c y2038: globally rename compat_time to old_time32 2018-08-27 14:48:48 +02:00
userfaultfd.c userfaultfd: disable irqs when taking the waitqueue lock 2018-10-26 16:25:18 -07:00
utimes.c y2038: utimes: Rework #ifdef guards for compat syscalls 2018-08-29 15:42:23 +02:00
xattr.c sysfs: Do not return POSIX ACL xattrs via listxattr 2018-09-18 07:30:48 -04:00