mirrors/linux-stable
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git synced 2024-09-23 02:51:47 +00:00
Code Issues Releases Wiki Activity

xfs: always log corruption errors

Browse source 
Make sure we log something to dmesg whenever we return -EFSCORRUPTED up
the call stack.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Carlos Maiolino <cmaiolino@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Darrick J. Wong 2019-11-02 09:40:53 -07:00
parent d243b89a61
commit a5155b870d
25 changed files with 179 additions and 45 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

9
fs/xfs/libxfs/xfs_alloc.c
View file

@ -702,8 +702,10 @@ xfs_alloc_update_counters(
xfs_trans_agblocks_delta(tp, len);
if (unlikely(be32_to_cpu(agf->agf_freeblks) >
be32_to_cpu(agf->agf_length)))
be32_to_cpu(agf->agf_length))) {
xfs_buf_corruption_error(agbp);
return -EFSCORRUPTED;
}
xfs_alloc_log_agf(tp, agbp, XFS_AGF_FREEBLKS);
return 0;
@ -1048,6 +1050,7 @@ xfs_alloc_ag_vextent_small(
bp = xfs_btree_get_bufs(args->mp, args->tp, args->agno, fbno);
if (!bp) {
XFS_ERROR_REPORT(__func__, XFS_ERRLEVEL_LOW, args->mp);
error = -EFSCORRUPTED;
goto error;
}
@ -2215,8 +2218,10 @@ xfs_free_agfl_block(
return error;
bp = xfs_btree_get_bufs(tp->t_mountp, tp, agno, agbno);
if (!bp)
if (!bp) {
XFS_ERROR_REPORT(__func__, XFS_ERRLEVEL_LOW, tp->t_mountp);
return -EFSCORRUPTED;
}
xfs_trans_binval(tp, bp);
return 0;

12
fs/xfs/libxfs/xfs_attr_leaf.c
View file

@ -2346,8 +2346,10 @@ xfs_attr3_leaf_lookup_int(
leaf = bp->b_addr;
xfs_attr3_leaf_hdr_from_disk(args->geo, &ichdr, leaf);
entries = xfs_attr3_leaf_entryp(leaf);
if (ichdr.count >= args->geo->blksize / 8)
if (ichdr.count >= args->geo->blksize / 8) {
xfs_buf_corruption_error(bp);
return -EFSCORRUPTED;
}
/*
* Binary search. (note: small blocks will skip this loop)
@ -2363,10 +2365,14 @@ xfs_attr3_leaf_lookup_int(
else
break;
}
if (!(probe >= 0 && (!ichdr.count || probe < ichdr.count)))
if (!(probe >= 0 && (!ichdr.count || probe < ichdr.count))) {
xfs_buf_corruption_error(bp);
return -EFSCORRUPTED;
if (!(span <= 4 || be32_to_cpu(entry->hashval) == hashval))
}
if (!(span <= 4 || be32_to_cpu(entry->hashval) == hashval)) {
xfs_buf_corruption_error(bp);
return -EFSCORRUPTED;
}
/*
* Since we may have duplicate hashval's, find the first matching

8
fs/xfs/libxfs/xfs_bmap.c
View file

@ -730,6 +730,7 @@ xfs_bmap_extents_to_btree(
xfs_trans_mod_dquot_byino(tp, ip, XFS_TRANS_DQ_BCOUNT, 1L);
abp = xfs_btree_get_bufl(mp, tp, args.fsbno);
if (!abp) {
XFS_ERROR_REPORT(__func__, XFS_ERRLEVEL_LOW, mp);
error = -EFSCORRUPTED;
goto out_unreserve_dquot;
}
@ -1085,6 +1086,7 @@ xfs_bmap_add_attrfork(
if (XFS_IFORK_Q(ip))
goto trans_cancel;
if (ip->i_d.di_anextents != 0) {
XFS_ERROR_REPORT(__func__, XFS_ERRLEVEL_LOW, mp);
error = -EFSCORRUPTED;
goto trans_cancel;
}
@ -1338,6 +1340,7 @@ xfs_bmap_last_before(
case XFS_DINODE_FMT_EXTENTS:
break;
default:
ASSERT(0);
return -EFSCORRUPTED;
}
@ -1438,8 +1441,10 @@ xfs_bmap_last_offset(
return 0;
if (XFS_IFORK_FORMAT(ip, whichfork) != XFS_DINODE_FMT_BTREE &&
XFS_IFORK_FORMAT(ip, whichfork) != XFS_DINODE_FMT_EXTENTS)
XFS_IFORK_FORMAT(ip, whichfork) != XFS_DINODE_FMT_EXTENTS) {
ASSERT(0);
return -EFSCORRUPTED;
}
error = xfs_bmap_last_extent(NULL, ip, whichfork, &rec, &is_empty);
if (error || is_empty)
@ -5830,6 +5835,7 @@ xfs_bmap_insert_extents(
del_cursor);
if (stop_fsb >= got.br_startoff + got.br_blockcount) {
ASSERT(0);
error = -EFSCORRUPTED;
goto del_cursor;
}

5
fs/xfs/libxfs/xfs_btree.c
View file

@ -1820,6 +1820,7 @@ xfs_btree_lookup_get_block(
out_bad:
*blkp = NULL;
xfs_buf_corruption_error(bp);
xfs_trans_brelse(cur->bc_tp, bp);
return -EFSCORRUPTED;
}
@ -1867,8 +1868,10 @@ xfs_btree_lookup(
XFS_BTREE_STATS_INC(cur, lookup);
/* No such thing as a zero-level tree. */
if (cur->bc_nlevels == 0)
if (cur->bc_nlevels == 0) {
XFS_ERROR_REPORT(__func__, XFS_ERRLEVEL_LOW, cur->bc_mp);
return -EFSCORRUPTED;
}
block = NULL;
keyno = 0;

24
fs/xfs/libxfs/xfs_da_btree.c
View file

@ -504,6 +504,7 @@ xfs_da3_split(
node = oldblk->bp->b_addr;
if (node->hdr.info.forw) {
if (be32_to_cpu(node->hdr.info.forw) != addblk->blkno) {
xfs_buf_corruption_error(oldblk->bp);
error = -EFSCORRUPTED;
goto out;
}
@ -516,6 +517,7 @@ xfs_da3_split(
node = oldblk->bp->b_addr;
if (node->hdr.info.back) {
if (be32_to_cpu(node->hdr.info.back) != addblk->blkno) {
xfs_buf_corruption_error(oldblk->bp);
error = -EFSCORRUPTED;
goto out;
}
@ -1541,8 +1543,10 @@ xfs_da3_node_lookup_int(
break;
}
if (magic != XFS_DA_NODE_MAGIC && magic != XFS_DA3_NODE_MAGIC)
if (magic != XFS_DA_NODE_MAGIC && magic != XFS_DA3_NODE_MAGIC) {
xfs_buf_corruption_error(blk->bp);
return -EFSCORRUPTED;
}
blk->magic = XFS_DA_NODE_MAGIC;
@ -1554,15 +1558,18 @@ xfs_da3_node_lookup_int(
btree = dp->d_ops->node_tree_p(node);
/* Tree taller than we can handle; bail out! */
if (nodehdr.level >= XFS_DA_NODE_MAXDEPTH)
if (nodehdr.level >= XFS_DA_NODE_MAXDEPTH) {
xfs_buf_corruption_error(blk->bp);
return -EFSCORRUPTED;
}
/* Check the level from the root. */
if (blkno == args->geo->leafblk)
expected_level = nodehdr.level - 1;
else if (expected_level != nodehdr.level)
else if (expected_level != nodehdr.level) {
xfs_buf_corruption_error(blk->bp);
return -EFSCORRUPTED;
else
} else
expected_level--;
max = nodehdr.count;
@ -1612,12 +1619,17 @@ xfs_da3_node_lookup_int(
}
/* We can't point back to the root. */
if (blkno == args->geo->leafblk)
if (blkno == args->geo->leafblk) {
XFS_ERROR_REPORT(__func__, XFS_ERRLEVEL_LOW,
dp->i_mount);
return -EFSCORRUPTED;
}
}
if (expected_level != 0)
if (expected_level != 0) {
XFS_ERROR_REPORT(__func__, XFS_ERRLEVEL_LOW, dp->i_mount);
return -EFSCORRUPTED;
}
/*
* A leaf block that ends in the hashval that we are interested in

4
fs/xfs/libxfs/xfs_dir2.c
View file

@ -600,8 +600,10 @@ xfs_dir2_isblock(
if ((rval = xfs_bmap_last_offset(args->dp, &last, XFS_DATA_FORK)))
return rval;
rval = XFS_FSB_TO_B(args->dp->i_mount, last) == args->geo->blksize;
if (rval != 0 && args->dp->i_d.di_size != args->geo->blksize)
if (rval != 0 && args->dp->i_d.di_size != args->geo->blksize) {
XFS_ERROR_REPORT(__func__, XFS_ERRLEVEL_LOW, args->dp->i_mount);
return -EFSCORRUPTED;
}
*vp = rval;
return 0;
}

4
fs/xfs/libxfs/xfs_dir2_leaf.c
View file

@ -1343,8 +1343,10 @@ xfs_dir2_leaf_removename(
oldbest = be16_to_cpu(bf[0].length);
ltp = xfs_dir2_leaf_tail_p(args->geo, leaf);
bestsp = xfs_dir2_leaf_bests_p(ltp);
if (be16_to_cpu(bestsp[db]) != oldbest)
if (be16_to_cpu(bestsp[db]) != oldbest) {
xfs_buf_corruption_error(lbp);
return -EFSCORRUPTED;
}
/*
* Mark the former data entry unused.
*/

12
fs/xfs/libxfs/xfs_dir2_node.c
View file

@ -373,8 +373,10 @@ xfs_dir2_leaf_to_node(
leaf = lbp->b_addr;
ltp = xfs_dir2_leaf_tail_p(args->geo, leaf);
if (be32_to_cpu(ltp->bestcount) >
(uint)dp->i_d.di_size / args->geo->blksize)
(uint)dp->i_d.di_size / args->geo->blksize) {
xfs_buf_corruption_error(lbp);
return -EFSCORRUPTED;
}
/*
* Copy freespace entries from the leaf block to the new block.
@ -445,8 +447,10 @@ xfs_dir2_leafn_add(
* Quick check just to make sure we are not going to index
* into other peoples memory
*/
if (index < 0)
if (index < 0) {
xfs_buf_corruption_error(bp);
return -EFSCORRUPTED;
}
/*
* If there are already the maximum number of leaf entries in
@ -739,8 +743,10 @@ xfs_dir2_leafn_lookup_for_entry(
ents = dp->d_ops->leaf_ents_p(leaf);
xfs_dir3_leaf_check(dp, bp);
if (leafhdr.count <= 0)
if (leafhdr.count <= 0) {
xfs_buf_corruption_error(bp);
return -EFSCORRUPTED;
}
/*
* Look up the hash value in the leaf entries.

6
fs/xfs/libxfs/xfs_inode_fork.c
View file

@ -75,11 +75,15 @@ xfs_iformat_fork(
error = xfs_iformat_btree(ip, dip, XFS_DATA_FORK);
break;
default:
xfs_inode_verifier_error(ip, -EFSCORRUPTED, __func__,
dip, sizeof(*dip), __this_address);
return -EFSCORRUPTED;
}
break;
default:
xfs_inode_verifier_error(ip, -EFSCORRUPTED, __func__, dip,
sizeof(*dip), __this_address);
return -EFSCORRUPTED;
}
if (error)
@ -110,6 +114,8 @@ xfs_iformat_fork(
error = xfs_iformat_btree(ip, dip, XFS_ATTR_FORK);
break;
default:
xfs_inode_verifier_error(ip, error, __func__, dip,
sizeof(*dip), __this_address);
error = -EFSCORRUPTED;
break;
}

4
fs/xfs/libxfs/xfs_refcount.c
View file

@ -1591,8 +1591,10 @@ xfs_refcount_recover_extent(
struct list_head *debris = priv;
struct xfs_refcount_recovery *rr;
if (be32_to_cpu(rec->refc.rc_refcount) != 1)
if (be32_to_cpu(rec->refc.rc_refcount) != 1) {
XFS_ERROR_REPORT(__func__, XFS_ERRLEVEL_LOW, cur->bc_mp);
return -EFSCORRUPTED;
}
rr = kmem_alloc(sizeof(struct xfs_refcount_recovery), 0);
xfs_refcount_btrec_to_irec(rec, &rr->rr_rrec);

6
fs/xfs/libxfs/xfs_rtbitmap.c
View file

@ -15,7 +15,7 @@
#include "xfs_bmap.h"
#include "xfs_trans.h"
#include "xfs_rtalloc.h"
#include "xfs_error.h"
/*
* Realtime allocator bitmap functions shared with userspace.
@ -70,8 +70,10 @@ xfs_rtbuf_get(
if (error)
return error;
if (nmap == 0 || !xfs_bmap_is_real_extent(&map))
if (nmap == 0 || !xfs_bmap_is_real_extent(&map)) {
XFS_ERROR_REPORT(__func__, XFS_ERRLEVEL_LOW, mp);
return -EFSCORRUPTED;
}
ASSERT(map.br_startblock != NULLFSBLOCK);
error = xfs_trans_read_buf(mp, tp, mp->m_ddev_targp,

15
fs/xfs/xfs_acl.c
View file

@ -12,6 +12,7 @@
#include "xfs_inode.h"
#include "xfs_attr.h"
#include "xfs_trace.h"
#include "xfs_error.h"
#include <linux/posix_acl_xattr.h>
@ -23,6 +24,7 @@
STATIC struct posix_acl *
xfs_acl_from_disk(
struct xfs_mount *mp,
const struct xfs_acl *aclp,
int len,
int max_entries)
@ -32,11 +34,18 @@ xfs_acl_from_disk(
const struct xfs_acl_entry *ace;
unsigned int count, i;
if (len < sizeof(*aclp))
if (len < sizeof(*aclp)) {
XFS_CORRUPTION_ERROR(__func__, XFS_ERRLEVEL_LOW, mp, aclp,
len);
return ERR_PTR(-EFSCORRUPTED);
}
count = be32_to_cpu(aclp->acl_cnt);
if (count > max_entries || XFS_ACL_SIZE(count) != len)
if (count > max_entries || XFS_ACL_SIZE(count) != len) {
XFS_CORRUPTION_ERROR(__func__, XFS_ERRLEVEL_LOW, mp, aclp,
len);
return ERR_PTR(-EFSCORRUPTED);
}
acl = posix_acl_alloc(count, GFP_KERNEL);
if (!acl)
@ -145,7 +154,7 @@ xfs_get_acl(struct inode *inode, int type)
if (error != -ENOATTR)
acl = ERR_PTR(error);
} else {
acl = xfs_acl_from_disk(xfs_acl, len,
acl = xfs_acl_from_disk(ip->i_mount, xfs_acl, len,
XFS_ACL_MAX_ENTRIES(ip->i_mount));
kmem_free(xfs_acl);
}

6
fs/xfs/xfs_attr_inactive.c
View file

@ -22,6 +22,7 @@
#include "xfs_attr_leaf.h"
#include "xfs_quota.h"
#include "xfs_dir2.h"
#include "xfs_error.h"
/*
* Look at all the extents for this logical region,
@ -209,6 +210,7 @@ xfs_attr3_node_inactive(
*/
if (level > XFS_DA_NODE_MAXDEPTH) {
xfs_trans_brelse(*trans, bp); /* no locks for later trans */
xfs_buf_corruption_error(bp);
return -EFSCORRUPTED;
}
@ -258,8 +260,9 @@ xfs_attr3_node_inactive(
error = xfs_attr3_leaf_inactive(trans, dp, child_bp);
break;
default:
error = -EFSCORRUPTED;
xfs_buf_corruption_error(child_bp);
xfs_trans_brelse(*trans, child_bp);
error = -EFSCORRUPTED;
break;
}
if (error)
@ -342,6 +345,7 @@ xfs_attr3_root_inactive(
break;
default:
error = -EFSCORRUPTED;
xfs_buf_corruption_error(bp);
xfs_trans_brelse(*trans, bp);
break;
}

5
fs/xfs/xfs_attr_list.c
View file

@ -269,8 +269,10 @@ xfs_attr_node_list_lookup(
return 0;
/* We can't point back to the root. */
if (cursor->blkno == 0)
if (cursor->blkno == 0) {
XFS_ERROR_REPORT(__func__, XFS_ERRLEVEL_LOW, mp);
return -EFSCORRUPTED;
}
}
if (expected_level != 0)
@ -280,6 +282,7 @@ xfs_attr_node_list_lookup(
return 0;
out_corruptbuf:
xfs_buf_corruption_error(bp);
xfs_trans_brelse(tp, bp);
return -EFSCORRUPTED;
}

3
fs/xfs/xfs_bmap_item.c
View file

@ -21,7 +21,7 @@
#include "xfs_icache.h"
#include "xfs_bmap_btree.h"
#include "xfs_trans_space.h"
#include "xfs_error.h"
kmem_zone_t *xfs_bui_zone;
kmem_zone_t *xfs_bud_zone;
@ -525,6 +525,7 @@ xfs_bui_recover(
type = bui_type;
break;
default:
XFS_ERROR_REPORT(__func__, XFS_ERRLEVEL_LOW, mp);
error = -EFSCORRUPTED;
goto err_inode;
}

21
fs/xfs/xfs_error.c
View file

@ -341,6 +341,27 @@ xfs_corruption_error(
xfs_alert(mp, "Corruption detected. Unmount and run xfs_repair");
}
/*
* Complain about the kinds of metadata corruption that we can't detect from a
* verifier, such as incorrect inter-block relationship data. Does not set
* bp->b_error.
*/
void
xfs_buf_corruption_error(
struct xfs_buf *bp)
{
struct xfs_mount *mp = bp->b_mount;
xfs_alert_tag(mp, XFS_PTAG_VERIFIER_ERROR,
"Metadata corruption detected at %pS, %s block 0x%llx",
__return_address, bp->b_ops->name, bp->b_bn);
xfs_alert(mp, "Unmount and run xfs_repair");
if (xfs_error_level >= XFS_ERRLEVEL_HIGH)
xfs_stack_trace();
}
/*
* Warnings specifically for verifier errors. Differentiate CRC vs. invalid
* values, and omit the stack trace unless the error level is tuned high.

1
fs/xfs/xfs_error.h
View file

@ -15,6 +15,7 @@ extern void xfs_corruption_error(const char *tag, int level,
struct xfs_mount *mp, const void *buf, size_t bufsize,
const char *filename, int linenum,
xfs_failaddr_t failaddr);
void xfs_buf_corruption_error(struct xfs_buf *bp);
extern void xfs_buf_verifier_error(struct xfs_buf *bp, int error,
const char *name, const void *buf, size_t bufsz,
xfs_failaddr_t failaddr);

3
fs/xfs/xfs_extfree_item.c
View file

@ -21,7 +21,7 @@
#include "xfs_alloc.h"
#include "xfs_bmap.h"
#include "xfs_trace.h"
#include "xfs_error.h"
kmem_zone_t *xfs_efi_zone;
kmem_zone_t *xfs_efd_zone;
@ -228,6 +228,7 @@ xfs_efi_copy_format(xfs_log_iovec_t *buf, xfs_efi_log_format_t *dst_efi_fmt)
}
return 0;
}
XFS_ERROR_REPORT(__func__, XFS_ERRLEVEL_LOW, NULL);
return -EFSCORRUPTED;
}

15
fs/xfs/xfs_inode.c
View file

@ -2136,8 +2136,10 @@ xfs_iunlink_update_bucket(
* passed in because either we're adding or removing ourselves from the
* head of the list.
*/
if (old_value == new_agino)
if (old_value == new_agino) {
xfs_buf_corruption_error(agibp);
return -EFSCORRUPTED;
}
agi->agi_unlinked[bucket_index] = cpu_to_be32(new_agino);
offset = offsetof(struct xfs_agi, agi_unlinked) +
@ -2200,6 +2202,8 @@ xfs_iunlink_update_inode(
/* Make sure the old pointer isn't garbage. */
old_value = be32_to_cpu(dip->di_next_unlinked);
if (!xfs_verify_agino_or_null(mp, agno, old_value)) {
xfs_inode_verifier_error(ip, -EFSCORRUPTED, __func__, dip,
sizeof(*dip), __this_address);
error = -EFSCORRUPTED;
goto out;
}
@ -2211,8 +2215,11 @@ xfs_iunlink_update_inode(
*/
*old_next_agino = old_value;
if (old_value == next_agino) {
if (next_agino != NULLAGINO)
if (next_agino != NULLAGINO) {
xfs_inode_verifier_error(ip, -EFSCORRUPTED, __func__,
dip, sizeof(*dip), __this_address);
error = -EFSCORRUPTED;
}
goto out;
}
@ -2263,8 +2270,10 @@ xfs_iunlink(
*/
next_agino = be32_to_cpu(agi->agi_unlinked[bucket_index]);
if (next_agino == agino ||
!xfs_verify_agino_or_null(mp, agno, next_agino))
!xfs_verify_agino_or_null(mp, agno, next_agino)) {
xfs_buf_corruption_error(agibp);
return -EFSCORRUPTED;
}
if (next_agino != NULLAGINO) {
struct xfs_perag *pag;

5
fs/xfs/xfs_inode_item.c
View file

@ -17,6 +17,7 @@
#include "xfs_trans_priv.h"
#include "xfs_buf_item.h"
#include "xfs_log.h"
#include "xfs_error.h"
#include <linux/iversion.h>
@ -828,8 +829,10 @@ xfs_inode_item_format_convert(
{
struct xfs_inode_log_format_32 *in_f32 = buf->i_addr;
if (buf->i_len != sizeof(*in_f32))
if (buf->i_len != sizeof(*in_f32)) {
XFS_ERROR_REPORT(__func__, XFS_ERRLEVEL_LOW, NULL);
return -EFSCORRUPTED;
}
in_f->ilf_type = in_f32->ilf_type;
in_f->ilf_size = in_f32->ilf_size;

10
fs/xfs/xfs_iops.c
View file

@ -20,6 +20,7 @@
#include "xfs_symlink.h"
#include "xfs_dir2.h"
#include "xfs_iomap.h"
#include "xfs_error.h"
#include <linux/xattr.h>
#include <linux/posix_acl.h>
@ -470,17 +471,20 @@ xfs_vn_get_link_inline(
struct inode *inode,
struct delayed_call *done)
{
struct xfs_inode *ip = XFS_I(inode);
char *link;
ASSERT(XFS_I(inode)->i_df.if_flags & XFS_IFINLINE);
ASSERT(ip->i_df.if_flags & XFS_IFINLINE);
/*
* The VFS crashes on a NULL pointer, so return -EFSCORRUPTED if
* if_data is junk.
*/
link = XFS_I(inode)->i_df.if_u1.if_data;
if (!link)
link = ip->i_df.if_u1.if_data;
if (!link) {
XFS_ERROR_REPORT(__func__, XFS_ERRLEVEL_LOW, ip->i_mount);
return ERR_PTR(-EFSCORRUPTED);
}
return link;
}

23
fs/xfs/xfs_log_recover.c
View file

@ -3537,6 +3537,7 @@ xfs_cui_copy_format(
memcpy(dst_cui_fmt, src_cui_fmt, len);
return 0;
}
XFS_ERROR_REPORT(__func__, XFS_ERRLEVEL_LOW, NULL);
return -EFSCORRUPTED;
}
@ -3601,8 +3602,10 @@ xlog_recover_cud_pass2(
struct xfs_ail *ailp = log->l_ailp;
cud_formatp = item->ri_buf[0].i_addr;
if (item->ri_buf[0].i_len != sizeof(struct xfs_cud_log_format))
if (item->ri_buf[0].i_len != sizeof(struct xfs_cud_log_format)) {
XFS_ERROR_REPORT(__func__, XFS_ERRLEVEL_LOW, log->l_mp);
return -EFSCORRUPTED;
}
cui_id = cud_formatp->cud_cui_id;
/*
@ -3654,6 +3657,7 @@ xfs_bui_copy_format(
memcpy(dst_bui_fmt, src_bui_fmt, len);
return 0;
}
XFS_ERROR_REPORT(__func__, XFS_ERRLEVEL_LOW, NULL);
return -EFSCORRUPTED;
}
@ -3677,8 +3681,10 @@ xlog_recover_bui_pass2(
bui_formatp = item->ri_buf[0].i_addr;
if (bui_formatp->bui_nextents != XFS_BUI_MAX_FAST_EXTENTS)
if (bui_formatp->bui_nextents != XFS_BUI_MAX_FAST_EXTENTS) {
XFS_ERROR_REPORT(__func__, XFS_ERRLEVEL_LOW, log->l_mp);
return -EFSCORRUPTED;
}
buip = xfs_bui_init(mp);
error = xfs_bui_copy_format(&item->ri_buf[0], &buip->bui_format);
if (error) {
@ -3720,8 +3726,10 @@ xlog_recover_bud_pass2(
struct xfs_ail *ailp = log->l_ailp;
bud_formatp = item->ri_buf[0].i_addr;
if (item->ri_buf[0].i_len != sizeof(struct xfs_bud_log_format))
if (item->ri_buf[0].i_len != sizeof(struct xfs_bud_log_format)) {
XFS_ERROR_REPORT(__func__, XFS_ERRLEVEL_LOW, log->l_mp);
return -EFSCORRUPTED;
}
bui_id = bud_formatp->bud_bui_id;
/*
@ -5172,8 +5180,10 @@ xlog_recover_process(
* If the filesystem is CRC enabled, this mismatch becomes a
* fatal log corruption failure.
*/
if (xfs_sb_version_hascrc(&log->l_mp->m_sb))
if (xfs_sb_version_hascrc(&log->l_mp->m_sb)) {
XFS_ERROR_REPORT(__func__, XFS_ERRLEVEL_LOW, log->l_mp);
return -EFSCORRUPTED;
}
}
xlog_unpack_data(rhead, dp, log);
@ -5296,8 +5306,11 @@ xlog_do_recovery_pass(
"invalid iclog size (%d bytes), using lsunit (%d bytes)",
h_size, log->l_mp->m_logbsize);
h_size = log->l_mp->m_logbsize;
} else
} else {
XFS_ERROR_REPORT(__func__, XFS_ERRLEVEL_LOW,
log->l_mp);
return -EFSCORRUPTED;
}
}
if ((be32_to_cpu(rhead->h_version) & XLOG_VERSION_2) &&

13
fs/xfs/xfs_qm.c
View file

@ -22,6 +22,7 @@
#include "xfs_qm.h"
#include "xfs_trace.h"
#include "xfs_icache.h"
#include "xfs_error.h"
/*
* The global quota manager. There is only one of these for the entire
@ -754,11 +755,19 @@ xfs_qm_qino_alloc(
if ((flags & XFS_QMOPT_PQUOTA) &&
(mp->m_sb.sb_gquotino != NULLFSINO)) {
ino = mp->m_sb.sb_gquotino;
ASSERT(mp->m_sb.sb_pquotino == NULLFSINO);
if (mp->m_sb.sb_pquotino != NULLFSINO) {
XFS_ERROR_REPORT(__func__, XFS_ERRLEVEL_LOW,
mp);
return -EFSCORRUPTED;
}
} else if ((flags & XFS_QMOPT_GQUOTA) &&
(mp->m_sb.sb_pquotino != NULLFSINO)) {
ino = mp->m_sb.sb_pquotino;
ASSERT(mp->m_sb.sb_gquotino == NULLFSINO);
if (mp->m_sb.sb_gquotino != NULLFSINO) {
XFS_ERROR_REPORT(__func__, XFS_ERRLEVEL_LOW,
mp);
return -EFSCORRUPTED;
}
}
if (ino != NULLFSINO) {
error = xfs_iget(mp, NULL, ino, 0, 0, ip);

3
fs/xfs/xfs_refcount_item.c
View file

@ -17,7 +17,7 @@
#include "xfs_refcount_item.h"
#include "xfs_log.h"
#include "xfs_refcount.h"
#include "xfs_error.h"
kmem_zone_t *xfs_cui_zone;
kmem_zone_t *xfs_cud_zone;
@ -536,6 +536,7 @@ xfs_cui_recover(
type = refc_type;
break;
default:
XFS_ERROR_REPORT(__func__, XFS_ERRLEVEL_LOW, mp);
error = -EFSCORRUPTED;
goto abort_error;
}

7
fs/xfs/xfs_rmap_item.c
View file

@ -17,7 +17,7 @@
#include "xfs_rmap_item.h"
#include "xfs_log.h"
#include "xfs_rmap.h"
#include "xfs_error.h"
kmem_zone_t *xfs_rui_zone;
kmem_zone_t *xfs_rud_zone;
@ -171,8 +171,10 @@ xfs_rui_copy_format(
src_rui_fmt = buf->i_addr;
len = xfs_rui_log_format_sizeof(src_rui_fmt->rui_nextents);
if (buf->i_len != len)
if (buf->i_len != len) {
XFS_ERROR_REPORT(__func__, XFS_ERRLEVEL_LOW, NULL);
return -EFSCORRUPTED;
}
memcpy(dst_rui_fmt, src_rui_fmt, len);
return 0;
@ -581,6 +583,7 @@ xfs_rui_recover(
type = XFS_RMAP_FREE;
break;
default:
XFS_ERROR_REPORT(__func__, XFS_ERRLEVEL_LOW, NULL);
error = -EFSCORRUPTED;
goto abort_error;
}