BUG: MAX_LOCKDEP_CHAIN_HLOCKS too low!
turning off the locking correctness validator.
CPU: 1 UID: 0 PID: 7794 Comm: syz.2.181 Not tainted syzkaller #0 PREEMPT 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025
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+0x14c/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
 debug_object_activate+0x7c/0x460 lib/debugobjects.c:818
 debug_work_activate kernel/workqueue.c:668 [inline]
 insert_work+0x4c/0x2cc kernel/workqueue.c:2181
 __queue_work+0xdb0/0x1210 kernel/workqueue.c:2339
 queue_work_on+0xdc/0x18c kernel/workqueue.c:2390
 __lru_add_drain_all+0x368/0x4dc mm/swap.c:876
 lru_add_drain_all+0x18/0x24 mm/swap.c:890
 madvise_collapse+0x174/0xa10 mm/khugepaged.c:2779
 madvise_vma_behavior+0x384/0x30a4 mm/madvise.c:1358
 madvise_walk_vmas+0x4b4/0x950 mm/madvise.c:1669
 madvise_do_behavior+0x5f8/0x7c4 mm/madvise.c:1885
 do_madvise+0x190/0x248 mm/madvise.c:1978
 __do_sys_madvise mm/madvise.c:1987 [inline]
 __se_sys_madvise mm/madvise.c:1985 [inline]
 __arm64_sys_madvise+0xa4/0xc0 mm/madvise.c:1985
 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
 invoke_syscall+0x98/0x254 arch/arm64/kernel/syscall.c:49
 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132
 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151
 el0_svc+0x5c/0x254 arch/arm64/kernel/entry-common.c:744
 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:763
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596
netlink: 'syz.2.181': attribute type 29 has an invalid length.