Darrick J. WongandCarlos Maiolino 59c462b0f5 xfs: don't zap bmbt forks if they are MAXLEVELS tall ...

LOLLM noticed a discrepancy between the bmbt level checks in the libxfs
bmbt code vs. the inode repair code.  We do actually allow a bmbt root
that proclaims to have a height of XFS_BM_MAXLEVELS.

Cc: stable@vger.kernel.org # v6.8
Fixes: e744cef206 ("xfs: zap broken inode forks")
Signed-off-by: "Darrick J. Wong" <djwong@kernel.org>
Assisted-by: LOLLM # finding obvious bugs
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Carlos Maiolino <cem@kernel.org>

2026-07-14 11:01:47 +02:00

..

agb_bitmap.c

xfs: directly include xfs_platform.h

2026-01-21 12:57:16 +01:00

agb_bitmap.h

…

agheader_repair.c

xfs: fix AGFL extent count calculation in xrep_agfl_fill

2026-06-29 09:54:22 +02:00

agheader.c

treewide: Replace kmalloc with kmalloc_obj for non-scalar types

2026-02-21 01:02:28 -08:00

agino_bitmap.h

…

alloc_repair.c

treewide: Replace kmalloc with kmalloc_obj for non-scalar types

2026-02-21 01:02:28 -08:00

alloc.c

xfs: directly include xfs_platform.h

2026-01-21 12:57:16 +01:00

attr_repair.c

xfs: remove the i_ino field in struct xfs_inode

2026-06-09 09:14:41 +02:00

attr_repair.h

…

attr.c

xfs: remove the i_ino field in struct xfs_inode

2026-06-09 09:14:41 +02:00

attr.h

…

bitmap.c

treewide: Replace kmalloc with kmalloc_obj for non-scalar types

2026-02-21 01:02:28 -08:00

bitmap.h

…

bmap_repair.c

xfs: remove the i_ino field in struct xfs_inode

2026-06-09 09:14:41 +02:00

bmap.c

xfs: remove the i_ino field in struct xfs_inode

2026-06-09 09:14:41 +02:00

btree.c

treewide: Replace kmalloc with kmalloc_obj for non-scalar types

2026-02-21 01:02:28 -08:00

btree.h

…

common.c

xfs: remove the i_ino field in struct xfs_inode

2026-06-09 09:14:41 +02:00

common.h

xfs: remove the i_ino field in struct xfs_inode

2026-06-09 09:14:41 +02:00

cow_repair.c

xfs: move cow_replace_mapping to xfs_bmap_util.c

2026-07-14 11:01:47 +02:00

dab_bitmap.h

…

dabtree.c

xfs: remove the i_ino field in struct xfs_inode

2026-06-09 09:14:41 +02:00

dabtree.h

…

dir_repair.c

xfs: remove the i_ino field in struct xfs_inode

2026-06-09 09:14:41 +02:00

dir.c

xfs: remove the i_ino field in struct xfs_inode

2026-06-09 09:14:41 +02:00

dirtree_repair.c

xfs: remove the i_ino field in struct xfs_inode

2026-06-09 09:14:41 +02:00

dirtree.c

xfs: fully check the parent handle when it points to the rootdir

2026-07-14 11:01:47 +02:00

dirtree.h

…

dqiterate.c

xfs: don't wrap around quota ids in dqiterate

2026-07-14 11:01:47 +02:00

findparent.c

xfs: remove the i_ino field in struct xfs_inode

2026-06-09 09:14:41 +02:00

findparent.h

…

fsb_bitmap.h

…

fscounters_repair.c

xfs: directly include xfs_platform.h

2026-01-21 12:57:16 +01:00

fscounters.c

treewide: Replace kmalloc with kmalloc_obj for non-scalar types

2026-02-21 01:02:28 -08:00

fscounters.h

…

health.c

xfs: directly include xfs_platform.h

2026-01-21 12:57:16 +01:00

health.h

…

ialloc_repair.c

xfs: store an agbno in struct xfs_imap

2026-06-09 09:14:42 +02:00

ialloc.c

xfs: store an agbno in struct xfs_imap

2026-06-09 09:14:42 +02:00

ino_bitmap.h

…

inode_repair.c

xfs: don't zap bmbt forks if they are MAXLEVELS tall

2026-07-14 11:01:47 +02:00

inode.c

xfs: remove the i_ino field in struct xfs_inode

2026-06-09 09:14:41 +02:00

iscan.c

xfs: remove the i_ino field in struct xfs_inode

2026-06-09 09:14:41 +02:00

iscan.h

…

listxattr.c

xfs: remove the i_ino field in struct xfs_inode

2026-06-09 09:14:41 +02:00

listxattr.h

…

metapath.c

xfs: remove the i_ino field in struct xfs_inode

2026-06-09 09:14:41 +02:00

newbt.c

xfs: add a xfs_rmap_inode_bmbt_owner

2026-06-09 09:14:41 +02:00

newbt.h

…

nlinks_repair.c

xfs: remove the i_ino field in struct xfs_inode

2026-06-09 09:14:41 +02:00

nlinks.c

xfs: remove the i_ino field in struct xfs_inode

2026-06-09 09:14:41 +02:00

nlinks.h

…

off_bitmap.h

…

orphanage.c

xfs: remove the i_ino field in struct xfs_inode

2026-06-09 09:14:41 +02:00

orphanage.h

…

parent_repair.c

xfs: remove the i_ino field in struct xfs_inode

2026-06-09 09:14:41 +02:00

parent.c

xfs: remove the i_ino field in struct xfs_inode

2026-06-09 09:14:41 +02:00

quota_repair.c

xfs: directly include xfs_platform.h

2026-01-21 12:57:16 +01:00

quota.c

xfs: scrub: unlock dquot before early return in quota scrub

2026-03-18 09:44:46 +01:00

quota.h

…

quotacheck_repair.c

xfs: directly include xfs_platform.h

2026-01-21 12:57:16 +01:00

quotacheck.c

xfs: remove the i_ino field in struct xfs_inode

2026-06-09 09:14:41 +02:00

quotacheck.h

…

rcbag_btree.c

xfs: directly include xfs_platform.h

2026-01-21 12:57:16 +01:00

rcbag_btree.h

…

rcbag.c

treewide: Replace kmalloc with kmalloc_obj for non-scalar types

2026-02-21 01:02:28 -08:00

rcbag.h

…

readdir.c

xfs: remove the i_ino field in struct xfs_inode

2026-06-09 09:14:41 +02:00

readdir.h

…

reap.c

xfs: add a xfs_rmap_inode_owner helper

2026-06-09 09:14:41 +02:00

reap.h

xfs: fix CoW forks for realtime files

2024-12-23 13:06:17 -08:00

refcount_repair.c

treewide: Replace kmalloc with kmalloc_obj for non-scalar types

2026-02-21 01:02:28 -08:00

refcount.c

treewide: Replace kmalloc with kmalloc_obj for non-scalar types

2026-02-21 01:02:28 -08:00

repair.c

xfs: remove the i_ino field in struct xfs_inode

2026-06-09 09:14:41 +02:00

repair.h

xfs: remove static reap limits from repair.h

2025-09-05 08:48:23 -07:00

rgb_bitmap.h

xfs: capture realtime CoW staging extents when rebuilding rt rmapbt

2024-12-23 13:06:16 -08:00

rgsuper.c

xfs: grab rtrmap btree when checking rgsuper

2026-07-14 11:01:47 +02:00

rmap_repair.c

xfs: remove the i_ino field in struct xfs_inode

2026-06-09 09:14:41 +02:00

rmap.c

treewide: Replace kmalloc with kmalloc_obj for non-scalar types

2026-02-21 01:02:28 -08:00

rtb_bitmap.h

xfs: fix CoW forks for realtime files

2024-12-23 13:06:17 -08:00

rtbitmap_repair.c

xfs: remove the i_ino field in struct xfs_inode

2026-06-09 09:14:41 +02:00

rtbitmap.c

xfs: fix off-by-one error when calling xchk_xref_has_rt_owner

2026-07-14 11:01:47 +02:00

rtbitmap.h

…

rtrefcount_repair.c

xfs: remove the i_ino field in struct xfs_inode

2026-06-09 09:14:41 +02:00

rtrefcount.c

xfs: use rtrefcount btree cursor in xchk_xref_is_rt_cow_staging

2026-07-14 11:01:47 +02:00

rtrmap_repair.c

xfs: remove the i_ino field in struct xfs_inode

2026-06-09 09:14:41 +02:00

rtrmap.c

xfs: handle non-inode owners for rtrmap record checking

2026-07-14 11:01:47 +02:00

rtsummary_repair.c

xfs: remove the i_ino field in struct xfs_inode

2026-06-09 09:14:41 +02:00

rtsummary.c

xfs: convert xchk_inode_xref_set_corrupt to xchk_ip_xref_set_corrupt

2026-06-09 09:14:41 +02:00

rtsummary.h

…

scrub.c

xfs: remove the i_ino field in struct xfs_inode

2026-06-09 09:14:41 +02:00

scrub.h

xfs: set xfarray killable sort correctly

2026-07-14 11:01:47 +02:00

stats.c

Convert 'alloc_obj' family to use the new default GFP_KERNEL argument

2026-02-21 17:09:51 -08:00

stats.h

…

symlink_repair.c

xfs: remove the i_ino field in struct xfs_inode

2026-06-09 09:14:41 +02:00

symlink.c

xfs: directly include xfs_platform.h

2026-01-21 12:57:16 +01:00

tempexch.h

…

tempfile.c

xfs: remove the i_ino field in struct xfs_inode

2026-06-09 09:14:41 +02:00

tempfile.h

…

trace.c

xfs: add a XFS_INO_TO_FSB helper

2026-06-09 09:14:41 +02:00

trace.h

xfs: move cow_replace_mapping to xfs_bmap_util.c

2026-07-14 11:01:47 +02:00

xfarray.c

xfs: set xfarray killable sort correctly

2026-07-14 11:01:47 +02:00

xfarray.h

…

xfblob.c

treewide: Replace kmalloc with kmalloc_obj for non-scalar types

2026-02-21 01:02:28 -08:00

xfblob.h

…

xfile.c

treewide: Replace kmalloc with kmalloc_obj for non-scalar types

2026-02-21 01:02:28 -08:00

xfile.h

…

xfs_scrub.h

…