loop1: detected capacity change from 0 to 2048
BUG: MAX_LOCKDEP_CHAIN_HLOCKS too low!
turning off the locking correctness validator.
CPU: 1 PID: 11133 Comm: syz.1.1621 Not tainted 6.1.129-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
Call trace:
 dump_backtrace+0x1c8/0x1f4 arch/arm64/kernel/stacktrace.c:158
 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:165
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x108/0x170 lib/dump_stack.c:106
 dump_stack+0x1c/0x58 lib/dump_stack.c:113
 lookup_chain_cache_add kernel/locking/lockdep.c:3772 [inline]
 validate_chain kernel/locking/lockdep.c:3793 [inline]
 __lock_acquire+0x1b88/0x7680 kernel/locking/lockdep.c:5049
 lock_acquire+0x26c/0x7cc kernel/locking/lockdep.c:5662
 __raw_spin_lock include/linux/spinlock_api_smp.h:133 [inline]
 _raw_spin_lock+0x54/0x6c kernel/locking/spinlock.c:154
 spin_lock include/linux/spinlock.h:351 [inline]
 nilfs_palloc_get_block+0x50/0x2c4 fs/nilfs2/alloc.c:207
 nilfs_palloc_get_entry_block+0x98/0xb0 fs/nilfs2/alloc.c:319
 nilfs_dat_translate+0xb4/0x4f0 fs/nilfs2/dat.c:416
 nilfs_bmap_lookup_at_level+0x1c8/0x348 fs/nilfs2/bmap.c:74
 nilfs_bmap_lookup fs/nilfs2/bmap.h:170 [inline]
 nilfs_mdt_submit_block+0x240/0xa28 fs/nilfs2/mdt.c:141
 nilfs_mdt_read_block+0xe4/0x3d8 fs/nilfs2/mdt.c:175
 nilfs_mdt_get_block+0x120/0xc74 fs/nilfs2/mdt.c:250
 nilfs_cpfile_get_header_block fs/nilfs2/cpfile.c:131 [inline]
 nilfs_cpfile_get_checkpoint+0x1ac/0x99c fs/nilfs2/cpfile.c:232
 nilfs_attach_checkpoint+0x1b8/0x428 fs/nilfs2/super.c:559
 nilfs_fill_super+0x2ac/0x540 fs/nilfs2/super.c:1095
 nilfs_mount+0x598/0x82c fs/nilfs2/super.c:1347
 legacy_get_tree+0xd4/0x16c fs/fs_context.c:632
 vfs_get_tree+0x90/0x274 fs/super.c:1573
 do_new_mount+0x278/0x8fc fs/namespace.c:3056
 path_mount+0x590/0xe5c fs/namespace.c:3386
 do_mount fs/namespace.c:3399 [inline]
 __do_sys_mount fs/namespace.c:3607 [inline]
 __se_sys_mount fs/namespace.c:3584 [inline]
 __arm64_sys_mount+0x498/0x588 fs/namespace.c:3584
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x2bc arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140
 do_el0_svc+0x58/0x13c arch/arm64/kernel/syscall.c:204
 el0_svc+0x58/0x168 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:585