Mark Harmstone f8db8009ea btrfs: check block group lookup in remove_range_from_remap_tree() ...

Add a check in remove_range_from_remap_tree() after we call
btrfs_lookup_block_group(), to check if it is NULL. This shouldn't
happen, but if it does we at least get an error rather than a segfault.

Reported-by: Chris Mason <clm@fb.com>
Link: https://lore.kernel.org/linux-btrfs/20260125125129.2245240-1-clm@meta.com/
Fixes: 979e1dc3d6 ("btrfs: handle deletions from remapped block group")
Reviewed-by: Filipe Manana <fdmanana@suse.com>
Signed-off-by: Mark Harmstone <mark@harmstone.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>

2026-02-26 15:03:29 +01:00

..

9p

9p: don't allow delegations to be set on directories

2026-01-12 10:54:47 +01:00

adfs

…

affs

Coccinelle-based conversion to use ->i_state accessors

2025-10-20 20:22:26 +02:00

afs

Merge tag 'net-next-6.19' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next

2025-12-03 17:24:33 -08:00

autofs

Merge tag 'vfs-6.19-rc1.fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs

2025-12-05 15:52:30 -08:00

befs

Coccinelle-based conversion to use ->i_state accessors

2025-10-20 20:22:26 +02:00

bfs

Merge tag 'vfs-6.19-rc1.inode' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs

2025-12-01 09:02:34 -08:00

btrfs

btrfs: check block group lookup in remove_range_from_remap_tree()

2026-02-26 15:03:29 +01:00

cachefiles

Merge tag 'vfs-6.19-rc1.directory.locking' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs

2025-12-01 16:13:46 -08:00

ceph

ceph: don't allow delegations to be set on directories

2026-01-12 10:54:47 +01:00

coda

Coccinelle-based conversion to use ->i_state accessors

2025-10-20 20:22:26 +02:00

configfs

Merge tag 'pull-persistency' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs

2025-12-05 14:36:21 -08:00

cramfs

Coccinelle-based conversion to use ->i_state accessors

2025-10-20 20:22:26 +02:00

crypto

Merge tag 'mm-nonmm-stable-2025-12-06-11-14' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

2025-12-06 14:01:20 -08:00

debugfs

debugfs: Fix memleak in debugfs_change_name().

2025-12-19 16:43:40 +01:00

devpts

convert devpts

2025-11-16 01:35:04 -05:00

dlm

net: Convert proto callbacks from sockaddr to sockaddr_unsized

2025-11-04 19:10:33 -08:00

ecryptfs

ecryptfs: Release lower parent dentry after creating dir

2025-12-24 13:58:04 +01:00

efivarfs

efivarfs: fix error propagation in efivar_entry_get()

2026-01-19 08:40:36 +01:00

efs

Coccinelle-based conversion to use ->i_state accessors

2025-10-20 20:22:26 +02:00

erofs

erofs: fix file-backed mounts no longer working on EROFS partitions

2026-01-10 06:39:20 -10:00

exfat

exfat: fix remount failure in different process environments

2025-12-03 10:00:17 +09:00

exportfs

…

ext2

Coccinelle-based conversion to use ->i_state accessors

2025-10-20 20:22:26 +02:00

ext4

ext4: fix iloc.bh leak in ext4_xattr_inode_update_ref

2026-01-18 11:23:10 -05:00

f2fs

Merge tag 'f2fs-for-6.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/jaegeuk/f2fs

2025-12-09 12:06:20 +09:00

fat

Merge tag 'mm-nonmm-stable-2025-12-11-11-47' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

2025-12-13 20:55:12 +12:00

freevxfs

Coccinelle-based conversion to use ->i_state accessors

2025-10-20 20:22:26 +02:00

fuse

Merge tag 'vfs-6.19-rc8.fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs

2026-01-26 09:30:48 -08:00

gfs2

Merge tag 'vfs-6.19-rc8.fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs

2026-01-26 09:30:48 -08:00

hfs

Merge tag 'hfs-v6.19-tag1' of git://git.kernel.org/pub/scm/linux/kernel/git/vdubeyko/hfs

2025-12-03 20:08:32 -08:00

hfsplus

Merge tag 'hfs-v6.19-tag1' of git://git.kernel.org/pub/scm/linux/kernel/git/vdubeyko/hfs

2025-12-03 20:08:32 -08:00

hostfs

Merge tag 'uml-for-linux-6.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/uml/linux

2025-12-05 16:30:56 -08:00

hpfs

Merge tag 'vfs-6.19-rc1.fs_header' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs

2025-12-01 14:18:01 -08:00

hugetlbfs

Merge tag 'pull-persistency' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs

2025-12-05 14:36:21 -08:00

iomap

iomap: wait for batched folios to be stable in __iomap_get_folio

2026-01-14 17:06:02 +01:00

isofs

Merge tag 'vfs-6.19-rc1.inode' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs

2025-12-01 09:02:34 -08:00

jbd2

jbd2: fix the inconsistency between checksum and data in memory for journal sb

2025-11-26 17:05:47 -05:00

jffs2

treewide: Update email address

2026-01-11 06:09:11 -10:00

jfs

Merge tag 'vfs-6.19-rc1.inode' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs

2025-12-01 09:02:34 -08:00

kernfs

fs/kernfs: null-ptr deref in simple_xattrs_free()

2025-12-23 16:14:43 +01:00

lockd

Merge tag 'nfsd-6.19-2' of git://git.kernel.org/pub/scm/linux/kernel/git/cel/linux

2025-12-30 17:56:26 -08:00

minix

Merge tag 'vfs-6.19-rc1.minix' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs

2025-12-01 15:22:40 -08:00

netfs

netfs: Fix early read unlock of page with EOF in middle

2025-12-24 13:30:24 +01:00

nfs

Merge tag 'vfs-6.19-rc8.fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs

2026-01-26 09:30:48 -08:00

nfs_common

NFSD: Remove NFSERR_EAGAIN

2026-01-02 13:43:41 -05:00

nfsd

Merge tag 'vfs-6.19-rc5.fixes' of gitolite.kernel.org:pub/scm/linux/kernel/git/vfs/vfs

2026-01-09 05:57:57 -10:00

nilfs2

Merge tag 'mm-nonmm-stable-2025-12-06-11-14' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

2025-12-06 14:01:20 -08:00

nls

fs/nls: Fix inconsistency between utf8_to_utf32() and utf32_to_utf8()

2025-12-01 11:58:06 +02:00

notify

Merge tag 'fsnotify_for_v6.19-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs

2025-12-19 07:41:17 +12:00

ntfs3

Merge tag 'mm-stable-2025-12-03-21-26' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

2025-12-05 13:52:43 -08:00

ocfs2

Merge tag 'mm-nonmm-stable-2025-12-11-11-47' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

2025-12-13 20:55:12 +12:00

omfs

Merge tag 'vfs-6.19-rc1.fs_header' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs

2025-12-01 14:18:01 -08:00

openpromfs

Coccinelle-based conversion to use ->i_state accessors

2025-10-20 20:22:26 +02:00

orangefs

Merge tag 'vfs-6.19-rc1.inode' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs

2025-12-01 09:02:34 -08:00

overlayfs

ovl: pass original credentials, not mounter credentials during create

2025-12-05 16:16:20 -08:00

proc

fs/proc: replace "__auto_type" with "const auto"

2025-12-08 15:32:15 -08:00

pstore

Merge tag 'pull-persistency' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs

2025-12-05 14:36:21 -08:00

qnx4

Coccinelle-based conversion to use ->i_state accessors

2025-10-20 20:22:26 +02:00

qnx6

Coccinelle-based conversion to use ->i_state accessors

2025-10-20 20:22:26 +02:00

quota

Coccinelle-based conversion to use ->i_state accessors

2025-10-20 20:22:26 +02:00

ramfs

Merge tag 'pull-persistency' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs

2025-12-05 14:36:21 -08:00

resctrl

Merge tag 'mm-stable-2025-12-03-21-26' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

2025-12-05 13:52:43 -08:00

romfs

romfs: check sb_set_blocksize() return value

2026-01-13 09:56:58 +01:00

smb

Merge tag 'vfs-6.19-rc8.fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs

2026-01-26 09:30:48 -08:00

squashfs

Coccinelle-based conversion to use ->i_state accessors

2025-10-20 20:22:26 +02:00

sysfs

sysfs: attribute_group: enable const variants of is_visible()

2025-11-26 15:16:35 +01:00

tests

…

tracefs

convert tracefs

2025-11-16 01:35:03 -05:00

ubifs

Merge tag 'ubifs-for-linus-6.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rw/ubifs

2025-12-09 08:50:27 +09:00

udf

Coccinelle-based conversion to use ->i_state accessors

2025-10-20 20:22:26 +02:00

ufs

Coccinelle-based conversion to use ->i_state accessors

2025-10-20 20:22:26 +02:00

unicode

…

vboxsf

vboxsf: don't allow delegations to be set on directories

2026-01-12 10:54:47 +01:00

verity

Merge tag 'fsverity-for-linus' of git://git.kernel.org/pub/scm/fs/fsverity/linux

2025-09-29 15:55:20 -07:00

xfs

Merge tag 'xfs-fixes-6.19-rc6' of git://git.kernel.org/pub/scm/fs/xfs/xfs-linux

2026-01-16 09:09:41 -08:00

zonefs

Merge tag 'vfs-6.19-rc1.inode' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs

2025-12-01 09:02:34 -08:00

aio.c

aio: use credential guards

2025-11-04 12:36:33 +01:00

anon_inodes.c

anon_inodes: convert to FD_ADD()

2025-11-28 12:42:31 +01:00

attr.c

filelock: add struct delegated_inode

2025-11-12 09:38:34 +01:00

backing-file.c

Merge tag 'kernel-6.19-rc1.cred' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs

2025-12-01 13:45:41 -08:00

bad_inode.c

…

binfmt_elf_fdpic.c

…

binfmt_elf.c

rseq: Provide and use rseq_set_ids()

2025-11-04 08:33:33 +01:00

binfmt_flat.c

…

binfmt_misc.c

Merge tag 'pull-persistency' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs

2025-12-05 14:36:21 -08:00

binfmt_script.c

…

bpf_fs_kfuncs.c

…

buffer.c

Merge tag 'vfs-6.19-rc1.folio' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs

2025-12-01 10:26:38 -08:00

char_dev.c

…

compat_binfmt_elf.c

…

coredump.c

Merge tag 'net-next-6.19' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next

2025-12-03 17:24:33 -08:00

d_path.c

…

dax.c

Merge tag 'mm-stable-2025-12-03-21-26' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

2025-12-05 13:52:43 -08:00

dcache.c

vfs: document d_dispose_if_unused()

2026-01-16 19:15:14 +01:00

direct-io.c

…

drop_caches.c

Coccinelle-based conversion to use ->i_state accessors

2025-10-20 20:22:26 +02:00

eventfd.c

eventfd: convert do_eventfd() to FD_PREPARE()

2025-11-28 12:42:31 +01:00

eventpoll.c

eventpoll: convert do_epoll_create() to FD_PREPARE()

2025-11-28 12:42:32 +01:00

exec.c

Merge tag 'core-rseq-2025-11-30' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

2025-12-02 08:48:53 -08:00

fcntl.c

vfs: expose delegation support to userland

2025-11-12 09:38:37 +01:00

fhandle.c

fhandle: convert do_handle_open() to FD_ADD()

2025-11-28 12:42:31 +01:00

file_attr.c

Merge tag 'fsnotify_for_v6.19-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs

2025-12-19 07:41:17 +12:00

file_table.c

fs: update comment in init_file()

2025-10-07 12:48:33 +02:00

file.c

Merge tag 'vfs-6.19-rc1.fd_prepare.fs' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs

2025-12-01 17:32:07 -08:00

filesystems.c

…

fs_context.c

…

fs_dirent.c

fs: rename fs_types.h to fs_dirent.h

2025-11-05 09:51:30 +01:00

fs_parser.c

…

fs_pin.c

…

fs_struct.c

fs: inline current_umask() and move it to fs_struct.h

2025-11-05 22:51:23 +01:00

fs-writeback.c

Merge tag 'vfs-6.19-rc8.fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs

2026-01-26 09:30:48 -08:00

fsopen.c

…

init.c

vfs: make vfs_symlink break delegations on parent dir

2025-11-12 09:38:36 +01:00

inode.c

fs: Describe @isnew parameter in ilookup5_nowait()

2025-12-24 13:33:24 +01:00

internal.h

Merge tag 'pull-persistency' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs

2025-12-05 14:36:21 -08:00

ioctl.c

…

Kconfig

Merge tag 'mm-stable-2025-10-01-19-00' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

2025-10-02 18:18:33 -07:00

Kconfig.binfmt

…

kernel_read_file.c

…

libfs.c

shmem: fix recovery on rename failures

2025-12-16 00:57:29 -05:00

locks.c

Merge tag 'vfs-6.19-rc5.fixes' of gitolite.kernel.org:pub/scm/linux/kernel/git/vfs/vfs

2026-01-09 05:57:57 -10:00

Makefile

fs: rename fs_types.h to fs_dirent.h

2025-11-05 09:51:30 +01:00

mbcache.c

…

mnt_idmapping.c

…

mount.h

fs: use boolean to indicate anonymous mount namespace

2025-11-11 10:01:31 +01:00

mpage.c

…

namei.c

VFS: fix __start_dirop() kernel-doc warnings

2025-12-24 13:33:24 +01:00

namespace.c

Merge tag 'vfs-6.19-rc1.fd_prepare.fs' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs

2025-12-01 17:32:07 -08:00

nsfs.c

Merge tag 'vfs-6.19-rc1.fd_prepare.fs' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs

2025-12-01 17:32:07 -08:00

open.c

Merge tag 'vfs-6.19-rc1.fd_prepare.fs' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs

2025-12-01 17:32:07 -08:00

pidfs.c

pidfs: protect PIDFD_GET_* ioctls() via ifdef

2026-01-06 23:08:12 +01:00

pipe.c

Merge tag 'sysctl-6.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/sysctl/sysctl

2025-12-05 11:15:37 -08:00

pnode.c

…

pnode.h

…

posix_acl.c

filelock: add struct delegated_inode

2025-11-12 09:38:34 +01:00

proc_namespace.c

…

read_write.c

…

readdir.c

readdir: require opt-in for d_type flags

2026-01-12 10:57:34 +01:00

remap_range.c

…

select.c

select: Convert to scoped user access

2025-11-04 08:28:34 +01:00

seq_file.c

…

signalfd.c

signalfd: convert do_signalfd4() to FD_ADD()

2025-11-28 12:42:32 +01:00

splice.c

fs/splice.c: trivial fix: pipes -> pipe's

2025-11-25 10:11:16 +01:00

stack.c

…

stat.c

…

statfs.c

…

super.c

Merge tag 'vfs-6.19-rc1.fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs

2025-12-05 15:52:30 -08:00

sync.c

Merge tag 'vfs-6.19-rc1.writeback' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs

2025-12-01 09:20:51 -08:00

sysctls.c

…

timerfd.c

timerfd: convert timerfd_create() to FD_ADD()

2025-11-28 12:42:32 +01:00

userfaultfd.c

Merge tag 'mm-stable-2025-12-03-21-26' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

2025-12-05 13:52:43 -08:00

utimes.c

Merge tag 'vfs-6.19-rc1.directory.delegations' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs

2025-12-01 15:34:41 -08:00

xattr.c

filelock: add struct delegated_inode

2025-11-12 09:38:34 +01:00