00000060: 00 00 03 5a b4 24 02 00 04 00 00 04 00 00 00 00  ...Z.$..........
00000070: 00 00 00 00 00 ec 00 00 0c 09 0a 02 0c 00 00 00  ................
BUG: MAX_LOCKDEP_CHAIN_HLOCKS too low!
turning off the locking correctness validator.
CPU: 1 PID: 2779 Comm: kworker/1:8 Not tainted 5.6.0-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: xfs-buf/loop4 xfs_buf_ioend_work
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1e9/0x30e lib/dump_stack.c:118
 add_chain_cache kernel/locking/lockdep.c:442 [inline]
 lookup_chain_cache_add kernel/locking/lockdep.c:2914 [inline]
 validate_chain+0x3e6b/0x7be0 kernel/locking/lockdep.c:2935
 __lock_acquire+0xc5a/0x1bc0 kernel/locking/lockdep.c:3954
 lock_acquire+0x154/0x250 kernel/locking/lockdep.c:4484
 __raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline]
 _raw_spin_lock+0x2a/0x40 kernel/locking/spinlock.c:151
 rq_lock kernel/sched/sched.h:1215 [inline]
 ttwu_queue kernel/sched/core.c:2403 [inline]
 try_to_wake_up+0x9ee/0xfe0 kernel/sched/core.c:2639
 __wake_up_common kernel/sched/wait.c:93 [inline]
 __wake_up_locked+0x101/0x1a0 kernel/sched/wait.c:151
 complete+0x5e/0xb0 kernel/sched/completion.c:36
 process_one_work+0x76e/0xfd0 kernel/workqueue.c:2266
 worker_thread+0xa7f/0x1450 kernel/workqueue.c:2412
 kthread+0x317/0x340 kernel/kthread.c:255
 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:352
XFS (loop3): SB sanity check failed
XFS (loop3): Metadata corruption detected at xfs_sb_read_verify+0x335/0x460 fs/xfs/libxfs/xfs_sb.c:698, xfs_sb block 0xffffffffffffffff 
XFS (loop3): Unmount and run xfs_repair
XFS (loop3): First 128 bytes of corrupted metadata buffer:
00000000: 58 46 53 42 00 00 10 00 00 00 f5 00 00 00 10 00  XFSB............
00000010: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
00000020: 34 fb 8f b9 e4 bf 48 b6 ad 26 c5 97 eb 4f 5c 19  4.....H..&...O\.
00000030: 00 20 00 00 00 00 00 04 00 00 00 00 00 00 00 00  . ..............
00000040: 00 00 00 00 00 00 0d 89 00 00 00 00 00 00 0d 8a  ................
00000050: 00 00 00 01 00 00 10 00 00 00 00 01 00 00 00 00  ................
00000060: 00 00 03 5a b4 24 02 00 04 00 00 04 00 00 00 00  ...Z.$..........
00000070: 00 00 00 00 00 ec 00 00 0c 09 0a 02 0c 00 00 00  ................
XFS (loop1): SB sanity check failed
XFS (loop1): Metadata corruption detected at xfs_sb_read_verify+0x335/0x460 fs/xfs/libxfs/xfs_sb.c:698, xfs_sb block 0xffffffffffffffff 
XFS (loop1): Unmount and run xfs_repair
XFS (loop1): First 128 bytes of corrupted metadata buffer:
00000000: 58 46 53 42 00 00 10 00 00 00 4f 00 00 00 10 00  XFSB......O.....
00000010: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
00000020: 34 fb 8f b9 e4 bf 48 b6 ad 26 c5 97 eb 4f 5c 19  4.....H..&...O\.
00000030: 00 20 00 00 00 00 00 04 00 00 00 00 00 00 00 00  . ..............
00000040: 00 00 00 00 00 00 0d 89 00 00 00 00 00 00 0d 8a  ................
00000050: 00 00 00 01 00 00 10 00 00 00 00 01 00 00 00 00  ................
00000060: 00 00 03 5a b4 24 02 00 04 00 00 04 00 00 00 00  ...Z.$..........
00000070: 00 00 00 00 00 ec 00 00 0c 09 0a 02 0c 00 00 00  ................
XFS (loop1): SB sanity check failed
XFS (loop1): Metadata corruption detected at xfs_sb_read_verify+0x335/0x460 fs/xfs/libxfs/xfs_sb.c:698, xfs_sb block 0xffffffffffffffff 
XFS (loop1): Unmount and run xfs_repair
XFS (loop1): First 128 bytes of corrupted metadata buffer:
00000000: 58 46 53 42 00 00 10 00 00 00 50 00 00 00 10 00  XFSB......P.....
00000010: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
00000020: 34 fb 8f b9 e4 bf 48 b6 ad 26 c5 97 eb 4f 5c 19  4.....H..&...O\.
00000030: 00 20 00 00 00 00 00 04 00 00 00 00 00 00 00 00  . ..............
00000040: 00 00 00 00 00 00 0d 89 00 00 00 00 00 00 0d 8a  ................
00000050: 00 00 00 01 00 00 10 00 00 00 00 01 00 00 00 00  ................
00000060: 00 00 03 5a b4 24 02 00 04 00 00 04 00 00 00 00  ...Z.$..........
00000070: 00 00 00 00 00 ec 00 00 0c 09 0a 02 0c 00 00 00  ................
XFS (loop1): SB sanity check failed
XFS (loop1): Metadata corruption detected at xfs_sb_read_verify+0x335/0x460 fs/xfs/libxfs/xfs_sb.c:698, xfs_sb block 0xffffffffffffffff 
XFS (loop1): Unmount and run xfs_repair
XFS (loop1): First 128 bytes of corrupted metadata buffer:
00000000: 58 46 53 42 00 00 10 00 00 00 5c 00 00 00 10 00  XFSB......\.....
00000010: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
00000020: 34 fb 8f b9 e4 bf 48 b6 ad 26 c5 97 eb 4f 5c 19  4.....H..&...O\.
00000030: 00 20 00 00 00 00 00 04 00 00 00 00 00 00 00 00  . ..............
00000040: 00 00 00 00 00 00 0d 89 00 00 00 00 00 00 0d 8a  ................
00000050: 00 00 00 01 00 00 10 00 00 00 00 01 00 00 00 00  ................
00000060: 00 00 03 5a b4 24 02 00 04 00 00 04 00 00 00 00  ...Z.$..........
00000070: 00 00 00 00 00 ec 00 00 0c 09 0a 02 0c 00 00 00  ................
XFS (loop0): SB sanity check failed
XFS (loop0): Metadata corruption detected at xfs_sb_read_verify+0x335/0x460 fs/xfs/libxfs/xfs_sb.c:698, xfs_sb block 0xffffffffffffffff 
XFS (loop0): Unmount and run xfs_repair
XFS (loop0): First 128 bytes of corrupted metadata buffer:
00000000: 58 46 53 42 00 00 10 00 c4 00 00 00 00 00 10 00  XFSB............
00000010: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
00000020: 34 fb 8f b9 e4 bf 48 b6 ad 26 c5 97 eb 4f 5c 19  4.....H..&...O\.
00000030: 00 20 00 00 00 00 00 04 00 00 00 00 00 00 00 00  . ..............
00000040: 00 00 00 00 00 00 0d 89 00 00 00 00 00 00 0d 8a  ................
00000050: 00 00 00 01 00 00 10 00 00 00 00 01 00 00 00 00  ................
00000060: 00 00 03 5a b4 24 02 00 04 00 00 04 00 00 00 00  ...Z.$..........
00000070: 00 00 00 00 00 ec 00 00 0c 09 0a 02 0c 00 00 00  ................