BUG: MAX_LOCKDEP_CHAINS too low!
turning off the locking correctness validator.
CPU: 1 UID: 0 PID: 8909 Comm: syz.0.405 Not tainted syzkaller #0 PREEMPT 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025
Call trace:
 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:499 (C)
 __dump_stack+0x30/0x40 lib/dump_stack.c:94
 dump_stack_lvl+0xd8/0x12c lib/dump_stack.c:120
 dump_stack+0x1c/0x28 lib/dump_stack.c:129
 add_chain_cache kernel/locking/lockdep.c:-1 [inline]
 lookup_chain_cache_add kernel/locking/lockdep.c:3855 [inline]
 validate_chain kernel/locking/lockdep.c:3876 [inline]
 __lock_acquire+0xf9c/0x30a4 kernel/locking/lockdep.c:5237
 lock_acquire+0x140/0x2e0 kernel/locking/lockdep.c:5868
 down_write+0x50/0xc0 kernel/locking/rwsem.c:1590
 f2fs_down_write fs/f2fs/f2fs.h:2313 [inline]
 f2fs_write_checkpoint+0x1f8/0x1c28 fs/f2fs/checkpoint.c:1663
 f2fs_trim_fs+0x748/0x10a8 fs/f2fs/segment.c:3531
 f2fs_ioc_fitrim fs/f2fs/file.c:2611 [inline]
 __f2fs_ioctl+0x42ec/0x98fc fs/f2fs/file.c:4637
 f2fs_ioctl+0x130/0x208 fs/f2fs/file.c:4720
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:597 [inline]
 __se_sys_ioctl fs/ioctl.c:583 [inline]
 __arm64_sys_ioctl+0x14c/0x1c4 fs/ioctl.c:583
 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
 invoke_syscall+0x98/0x254 arch/arm64/kernel/syscall.c:49
 el0_svc_common+0xe8/0x23c arch/arm64/kernel/syscall.c:132
 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151
 el0_svc+0x5c/0x26c arch/arm64/kernel/entry-common.c:724
 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:743
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596
F2FS-fs (loop0): inject invalid blkaddr in f2fs_is_valid_blkaddr of f2fs_get_node_info+0x350/0x1120 fs/f2fs/node.c:634
F2FS-fs (loop0): f2fs_get_node_info of f2fs_do_write_data_page+0xa74/0x141c fs/f2fs/data.c:2728: inconsistent nat entry, ino:3, nid:3, blkaddr:4097, ver:0, flag:0
F2FS-fs (loop0): inject invalid blkaddr in f2fs_is_valid_blkaddr of verify_blkaddr fs/f2fs/f2fs.h:3676 [inline]
F2FS-fs (loop0): inject invalid blkaddr in f2fs_is_valid_blkaddr of verify_fio_blkaddr fs/f2fs/segment.h:845 [inline]
F2FS-fs (loop0): inject invalid blkaddr in f2fs_is_valid_blkaddr of f2fs_submit_page_write+0x420/0x1b50 fs/f2fs/data.c:977
F2FS-fs (loop0): invalid blkaddr: 4097, type: 6, run fsck to fix.
F2FS-fs (loop0): invalid blkaddr: 513, type: 10, run fsck to fix.