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Christian Brauner 659874b7ee listmount: don't call path_put() under namespace semaphore 
commit c1f86d0ac3 upstream.

Massage listmount() and make sure we don't call path_put() under the
namespace semaphore. If we put the last reference we're fscked.

Fixes: b4c2bea8ce ("add listmount(2) syscall")
Cc: stable@vger.kernel.org # v6.8+
Signed-off-by: Christian Brauner <brauner@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2025-10-19 16:33:34 +02:00
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9p
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adfs
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affs
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afs
afs: Fix potential null pointer dereference in afs_put_server
2025-10-02 13:44:14 +02:00
autofs
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bcachefs
add a string-to-qstr constructor
2025-07-10 16:05:08 +02:00
befs
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bfs
…
btrfs
btrfs: return any hit error from extent_writepage_io()
2025-10-15 11:59:55 +02:00
cachefiles
cachefiles: Fix the incorrect return value in __cachefiles_write()
2025-07-24 08:56:30 +02:00
ceph
ceph: fix race condition where r_parent becomes stale before sending message
2025-09-19 16:35:47 +02:00
coda
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configfs
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cramfs
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crypto
fscrypt: Don't use problematic non-inline crypto engines
2025-08-20 18:30:15 +02:00
debugfs
debugfs: fix mount options not being applied
2025-08-28 16:31:08 +02:00
devpts
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dlm
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ecryptfs
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efivarfs
efivarfs: Fix slab-out-of-bounds in efivarfs_d_compare
2025-09-04 15:31:52 +02:00
efs
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erofs
erofs: fix atomic context detection when !CONFIG_DEBUG_LOCK_ALLOC
2025-09-04 15:31:44 +02:00
exfat
exfat: add cluster chain loop check for dir
2025-08-20 18:30:47 +02:00
exportfs
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ext2
ext2: Handle fiemap on empty files to prevent EINVAL
2025-08-20 18:30:21 +02:00
ext4
ext4: fix checks for orphan inodes
2025-10-15 12:00:22 +02:00
f2fs
f2fs: fix zero-sized extent for precache extents
2025-10-15 12:00:12 +02:00
fat
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freevxfs
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fuse
fuse: prevent overflow in copy_file_range return value
2025-09-19 16:35:46 +02:00
gfs2
gfs2: Fix GLF_INVALIDATE_IN_PROGRESS flag clearing in do_xmote
2025-10-15 11:59:54 +02:00
hfs
hfs: fix not erasing deleted b-tree node issue
2025-08-20 18:30:20 +02:00
hfsplus
hfsplus: don't use BUG_ON() in hfsplus_create_attributes_file()
2025-08-20 18:30:19 +02:00
hostfs
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hpfs
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hugetlbfs
mm/hugetlb: fix folio is still mapped when deleted
2025-10-02 13:44:14 +02:00
iomap
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isofs
isofs: Verify inode mode when loading from disk
2025-07-24 08:56:25 +02:00
jbd2
jbd2: prevent softlockup in jbd2_log_do_checkpoint()
2025-08-28 16:30:59 +02:00
jffs2
jffs2: check jffs2_prealloc_raw_node_refs() result in few other places
2025-06-27 11:11:37 +01:00
jfs
jfs: upper bound check of tree index in dbAllocAG
2025-08-20 18:30:42 +02:00
kernfs
kernfs: Fix UAF in polling when open file is released
2025-09-19 16:35:47 +02:00
lockd
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minix
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netfs
netfs: Prevent duplicate unlocking
2025-10-12 12:57:17 +02:00
nfs
NFSv4.1: fix backchannel max_resp_sz verification check
2025-10-15 12:00:16 +02:00
nfs_common
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nfsd
NFSD: detect mismatch of file handle and delegation stateid in OPEN op
2025-08-20 18:30:14 +02:00
nilfs2
nilfs2: fix CFI failure when accessing /sys/fs/nilfs2/features/*
2025-09-25 11:13:45 +02:00
nls
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notify
fanotify: sanitize handle_type values when reporting fid
2025-08-15 12:13:51 +02:00
ntfs3
fs/ntfs3: reject index allocation if $BITMAP is empty but blocks exist
2025-10-15 12:00:10 +02:00
ocfs2
ocfs2: fix double free in user_cluster_connect()
2025-10-15 12:00:18 +02:00
omfs
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openpromfs
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orangefs
fs/orangefs: use snprintf() instead of sprintf()
2025-08-20 18:30:41 +02:00
overlayfs
ovl: use I_MUTEX_PARENT when locking parent in ovl_create_temp()
2025-08-28 16:31:10 +02:00
proc
fs/proc/task_mmu: check p->vec_buf for NULL
2025-10-02 13:44:14 +02:00
pstore
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qnx4
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qnx6
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quota
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ramfs
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reiserfs
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romfs
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smb
ksmbd: add max ip connections parameter
2025-10-15 12:00:22 +02:00
squashfs
Squashfs: fix uninit-value in squashfs_get_parent
2025-10-15 12:00:20 +02:00
sysfs
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sysv
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tests
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tracefs
tracefs: Add d_delete to remove negative dentries
2025-08-20 18:30:21 +02:00
ubifs
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udf
fs: udf: fix OOB read in lengthAllocDescs handling
2025-10-15 12:00:21 +02:00
ufs
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unicode
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vboxsf
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verity
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xfs
xfs: do not propagate ENODATA disk errors into xattr code
2025-09-04 15:31:54 +02:00
zonefs
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aio.c
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anon_inodes.c
fs: export anon_inode_make_secure_inode() and fix secretmem LSM bypass
2025-07-10 16:05:09 +02:00
attr.c
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backing-file.c
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bad_inode.c
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binfmt_elf_fdpic.c
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binfmt_elf.c
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binfmt_flat.c
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binfmt_misc.c
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binfmt_script.c
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bpf_fs_kfuncs.c
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buffer.c
fs/buffer: fix use-after-free when call bh_read() helper
2025-08-28 16:31:08 +02:00
char_dev.c
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compat_binfmt_elf.c
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coredump.c
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d_path.c
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dax.c
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dcache.c
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direct-io.c
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drop_caches.c
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eventfd.c
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eventpoll.c
eventpoll: Fix semi-unbounded recursion
2025-08-20 18:30:15 +02:00
exec.c
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fcntl.c
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fhandle.c
fhandle: use more consistent rules for decoding file handle from userns
2025-09-19 16:35:41 +02:00
file_table.c
add a string-to-qstr constructor
2025-07-10 16:05:08 +02:00
file.c
fs: always return zero on success from replace_fd()
2025-10-19 16:33:33 +02:00
filesystems.c
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fs_context.c
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fs_parser.c
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fs_pin.c
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fs_struct.c
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fs_types.c
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fs-writeback.c
fs: writeback: fix use-after-free in __mark_inode_dirty()
2025-09-09 18:58:03 +02:00
fsopen.c
fscontext: do not consume log entries when returning -EMSGSIZE
2025-10-19 16:33:33 +02:00
init.c
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inode.c
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internal.h
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ioctl.c
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Kconfig
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Kconfig.binfmt
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kernel_read_file.c
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libfs.c
better lockdep annotations for simple_recursive_removal()
2025-08-20 18:30:20 +02:00
locks.c
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Makefile
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mbcache.c
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mnt_idmapping.c
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mount.h
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mpage.c
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namei.c
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namespace.c
listmount: don't call path_put() under namespace semaphore
2025-10-19 16:33:34 +02:00
nsfs.c
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open.c
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pidfs.c
pidfs: raise SB_I_NODEV and SB_I_NOEXEC
2025-08-20 18:30:21 +02:00
pipe.c
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pnode.c
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pnode.h
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posix_acl.c
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proc_namespace.c
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read_write.c
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readdir.c
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remap_range.c
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select.c
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seq_file.c
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signalfd.c
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splice.c
netfs: Fix unbuffered write error handling
2025-08-28 16:31:04 +02:00
stack.c
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stat.c
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statfs.c
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super.c
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sync.c
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sysctls.c
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timerfd.c
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userfaultfd.c
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utimes.c
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xattr.c
fs/xattr.c: fix simple_xattr_list()
2025-06-27 11:11:36 +01:00