CVE-2022-49255

f2fs: fix missing free nid in f2fs_handle_failed_inode

published February 26, 2025

CVSS
—
EPSS
0%
Percentile
17.1
In the wild
Unconfirmed
What it is

In the Linux kernel, the following vulnerability has been resolved:

f2fs: fix missing free nid in f2fs_handle_failed_inode

This patch fixes xfstests/generic/475 failure.

[ 293.680694] F2FS-fs (dm-1): May loss orphan inode, run fsck to fix.

[ 293.685358] Buffer I/O error on dev dm-1, logical block 8388592, async page read

[ 293.691527] Buffer I/O error on dev dm-1, logical block 8388592, async page read

[ 293.691764] sh (7615): drop_caches: 3

[ 293.691819] sh (7616): drop_caches: 3

[ 293.694017] Buffer I/O error on dev dm-1, logical block 1, async page read

[ 293.695659] sh (7618): drop_caches: 3

[ 293.696979] sh (7617): drop_caches: 3

[ 293.700290] sh (7623): drop_caches: 3

[ 293.708621] sh (7626): drop_caches: 3

[ 293.711386] sh (7628): drop_caches: 3

[ 293.711825] sh (7627): drop_caches: 3

[ 293.716738] sh (7630): drop_caches: 3

[ 293.719613] sh (7632): drop_caches: 3

[ 293.720971] sh (7633): drop_caches: 3

[ 293.727741] sh (7634): drop_caches: 3

[ 293.730783] sh (7636): drop_caches: 3

[ 293.732681] sh (7635): drop_caches: 3

[ 293.732988] sh (7637): drop_caches: 3

[ 293.738836] sh (7639): drop_caches: 3

[ 293.740568] sh (7641): drop_caches: 3

[ 293.743053] sh (7640): drop_caches: 3

[ 293.821889] ------------[ cut here ]------------

[ 293.824654] kernel BUG at fs/f2fs/node.c:3334!

[ 293.826226] invalid opcode: 0000 [#1] PREEMPT SMP PTI

[ 293.828713] CPU: 0 PID: 7653 Comm: umount Tainted: G OE 5.17.0-rc1-custom #1

[ 293.830946] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.15.0-1 04/01/2014

[ 293.832526] RIP: 0010:f2fs_destroy_node_manager+0x33f/0x350 [f2fs]

[ 293.833905] Code: e8 d6 3d f9 f9 48 8b 45 d0 65 48 2b 04 25 28 00 00 00 75 1a 48 81 c4 28 03 00 00 5b 41 5c 41 5d 41 5e 41 5f 5d c3 0f 0b

[ 293.837783] RSP: 0018:ffffb04ec31e7a20 EFLAGS: 00010202

[ 293.839062] RAX: 0000000000000001 RBX: ffff9df947db2eb8 RCX: 0000000080aa0072

[ 293.840666] RDX: 0000000000000000 RSI: ffffe86c0432a140 RDI: ffffffffc0b72a21

[ 293.842261] RBP: ffffb04ec31e7d70 R08: ffff9df94ca85780 R09: 0000000080aa0072

[ 293.843909] R10: ffff9df94ca85700 R11: ffff9df94e1ccf58 R12: ffff9df947db2e00

[ 293.845594] R13: ffff9df947db2ed0 R14: ffff9df947db2eb8 R15: ffff9df947db2eb8

[ 293.847855] FS: 00007f5a97379800(0000) GS:ffff9dfa77c00000(0000) knlGS:0000000000000000

[ 293.850647] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033

[ 293.852940] CR2: 00007f5a97528730 CR3: 000000010bc76005 CR4: 0000000000370ef0

[ 293.854680] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000

[ 293.856423] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400

[ 293.858380] Call Trace:

[ 293.859302] <TASK>

[ 293.860311] ? ttwu_do_wakeup+0x1c/0x170

[ 293.861800] ? ttwu_do_activate+0x6d/0xb0

[ 293.863057] ? _raw_spin_unlock_irqrestore+0x29/0x40

[ 293.864411] ? try_to_wake_up+0x9d/0x5e0

[ 293.865618] ? debug_smp_processor_id+0x17/0x20

[ 293.866934] ? debug_smp_processor_id+0x17/0x20

[ 293.868223] ? free_unref_page+0xbf/0x120

[ 293.869470] ? __free_slab+0xcb/0x1c0

[ 293.870614] ? preempt_count_add+0x7a/0xc0

[ 293.871811] ? __slab_free+0xa0/0x2d0

[ 293.872918] ? __wake_up_common_lock+0x8a/0xc0

[ 293.874186] ? __slab_free+0xa0/0x2d0

[ 293.875305] ? free_inode_nonrcu+0x20/0x20

[ 293.876466] ? free_inode_nonrcu+0x20/0x20

[ 293.877650] ? debug_smp_processor_id+0x17/0x20

[ 293.878949] ? call_rcu+0x11a/0x240

[ 293.880060] ? f2fs_destroy_stats+0x59/0x60 [f2fs]

[ 293.881437] ? kfree+0x1fe/0x230

[ 293.882674] f2fs_put_super+0x160/0x390 [f2fs]

[ 293.883978] generic_shutdown_super+0x7a/0x120

[ 293.885274] kill_block_super+0x27/0x50

[ 293.886496] kill_f2fs_super+0x7f/0x100 [f2fs]

[ 293.887806] deactivate_locked_super+0x35/0xa0

[ 293.889271] deactivate_super+0x40/0x50

[ 293.890513] cleanup_mnt+0x139/0x190

[ 293.891689] __cleanup_mnt+0x12/0x20

[ 293.892850] task_work_run+0x64/0xa0

[ 293.894035] exit_to_user_mode_prepare+0x1b7/

---truncated---

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00262 · 17.1th percentile
Published
2025-02-26T01:56Z
EPSS history
Timeline
  • 26 FEB 01:56Z
    f2fs: fix missing free nid in f2fs_handle_failed_inode
    cvelistv5