F2FS-fs (loop0): Disable nat_bits due to incorrect cp_ver (10241045589465957861, 10241044815247771109)
F2FS-fs (loop0): recover fsync data on readonly fs
F2FS-fs (loop0): Cannot turn on quotas: -2 on 1
BUG: MAX_LOCKDEP_CHAINS too low!
turning off the locking correctness validator.
CPU: 1 PID: 12024 Comm: syz.0.2868 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026
Call trace:
 dump_backtrace+0x1c4/0x1f0 arch/arm64/kernel/stacktrace.c:158
 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:165
 __dump_stack+0x30/0x40 lib/dump_stack.c:88
 dump_stack_lvl+0xf4/0x15c lib/dump_stack.c:106
 dump_stack+0x1c/0x5c lib/dump_stack.c:113
 add_chain_cache kernel/locking/lockdep.c:-1 [inline]
 lookup_chain_cache_add kernel/locking/lockdep.c:3844 [inline]
 validate_chain kernel/locking/lockdep.c:3865 [inline]
 __lock_acquire+0x2618/0x7280 kernel/locking/lockdep.c:5171
 lock_acquire+0x210/0x63c kernel/locking/lockdep.c:5790
 local_lock_acquire+0x38/0x94 include/linux/local_lock_internal.h:29
 ___slab_alloc+0x1d0/0xe90 mm/slub.c:3062
 __slab_alloc+0x74/0xd0 mm/slub.c:3247
 slab_alloc_node mm/slub.c:3332 [inline]
 slab_alloc mm/slub.c:3374 [inline]
 __kmem_cache_alloc_lru mm/slub.c:3381 [inline]
 kmem_cache_alloc_lru+0x214/0x284 mm/slub.c:3397
 xas_alloc lib/xarray.c:377 [inline]
 xas_expand lib/xarray.c:584 [inline]
 xas_create+0x518/0x1374 lib/xarray.c:655
 xas_store+0x8c/0x159c lib/xarray.c:789
 __filemap_add_folio+0x51c/0xfbc mm/filemap.c:908
 filemap_add_folio+0xb0/0x20c mm/filemap.c:962
 __filemap_get_folio+0x6f8/0xaa8 mm/filemap.c:2004
 pagecache_get_page+0x3c/0x16c mm/folio-compat.c:110
 find_or_create_page include/linux/pagemap.h:676 [inline]
 grab_cache_page include/linux/pagemap.h:808 [inline]
 f2fs_grab_cache_page+0x198/0x3a4 fs/f2fs/f2fs.h:2761
 __get_meta_page+0x14c/0x548 fs/f2fs/checkpoint.c:80
 f2fs_get_tmp_page+0x2c/0x3c fs/f2fs/checkpoint.c:137
 find_fsync_dnodes fs/f2fs/recovery.c:395 [inline]
 f2fs_recover_fsync_data+0x4bc/0x65c8 fs/f2fs/recovery.c:873
 f2fs_fill_super+0x48b8/0x57bc fs/f2fs/super.c:4547
 mount_bdev+0x264/0x35c fs/super.c:1454
 f2fs_mount+0x44/0x58 fs/f2fs/super.c:4708
 legacy_get_tree+0xd8/0x174 fs/fs_context.c:632
 vfs_get_tree+0x90/0x278 fs/super.c:1584
 do_new_mount+0x228/0x818 fs/namespace.c:3104
 path_mount+0x5ac/0xe6c fs/namespace.c:3462
 do_mount fs/namespace.c:3475 [inline]
 __do_sys_mount fs/namespace.c:3683 [inline]
 __se_sys_mount fs/namespace.c:3660 [inline]
 __arm64_sys_mount+0x4a0/0x5a0 fs/namespace.c:3660
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x290 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x13c/0x258 arch/arm64/kernel/syscall.c:140
 do_el0_svc+0x5c/0x134 arch/arm64/kernel/syscall.c:204
 el0_svc+0x58/0x12c arch/arm64/kernel/entry-common.c:637
 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:589
F2FS-fs (loop0): Try to recover 1th superblock, ret: -30
F2FS-fs (loop0): Mounted with checkpoint version = 48b305e5