F2FS-fs (loop1): f2fs_recover_fsync_data: recovery fsync data, check_only: 0
F2FS-fs (loop1): Mounted with checkpoint version = 48b305e5
fscrypt: AES-256-CBC-CTS using implementation "cts-cbc-aes-ce"
BUG: MAX_LOCKDEP_CHAINS too low!
turning off the locking correctness validator.
CPU: 0 UID: 0 PID: 9242 Comm: syz.1.481 Tainted: G             L      syzkaller #0 PREEMPT 
Tainted: [L]=SOFTLOCKUP
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
 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
 _raw_spin_lock_irqsave+0x5c/0x7c kernel/locking/spinlock.c:162
 stack_depot_save_flags+0x1f4/0x6dc lib/stackdepot.c:690
 kasan_save_stack mm/kasan/common.c:58 [inline]
 kasan_save_track+0x54/0x78 mm/kasan/common.c:78
 kasan_save_alloc_info+0x44/0x54 mm/kasan/generic.c:570
 unpoison_slab_object mm/kasan/common.c:340 [inline]
 __kasan_slab_alloc+0x70/0x88 mm/kasan/common.c:366
 kasan_slab_alloc include/linux/kasan.h:253 [inline]
 slab_post_alloc_hook mm/slub.c:4953 [inline]
 slab_alloc_node mm/slub.c:5263 [inline]
 kmem_cache_alloc_noprof+0x344/0x680 mm/slub.c:5270
 f2fs_kmem_cache_alloc_nofail fs/f2fs/f2fs.h:3023 [inline]
 f2fs_kmem_cache_alloc fs/f2fs/f2fs.h:3033 [inline]
 __create_discard_cmd fs/f2fs/segment.c:977 [inline]
 __insert_discard_cmd+0x1d0/0x56c fs/f2fs/segment.c:1428
 __update_discard_tree_range+0x66c/0xccc fs/f2fs/segment.c:1550
 __queue_discard_cmd+0x244/0x4c4 fs/f2fs/segment.c:1591
 __issue_discard_async fs/f2fs/segment.c:2039 [inline]
 f2fs_issue_discard+0x73c/0x7d8 fs/f2fs/segment.c:2080
 f2fs_clear_prefree_segments+0x14b4/0x1b44 fs/f2fs/segment.c:2266
 f2fs_write_checkpoint+0x11a8/0x1c28 fs/f2fs/checkpoint.c:1734
 f2fs_issue_checkpoint+0x300/0x494 fs/f2fs/checkpoint.c:-1
 f2fs_sync_fs+0x1d8/0x4dc fs/f2fs/super.c:2062
 f2fs_mkdir+0x3d4/0x4d8 fs/f2fs/namei.c:746
 vfs_mkdir+0x408/0x48c fs/namei.c:5130
 do_mkdirat+0x238/0x448 fs/namei.c:5164
 __do_sys_mkdirat fs/namei.c:5186 [inline]
 __se_sys_mkdirat fs/namei.c:5184 [inline]
 __arm64_sys_mkdirat+0x8c/0xa4 fs/namei.c:5184
 __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
sit1: entered promiscuous mode
sit1: entered allmulticast mode