BUG: MAX_LOCKDEP_CHAINS too low!
turning off the locking correctness validator.
CPU: 0 PID: 16775 Comm: syz.1.3920 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025
Call trace:
 dump_backtrace+0x1c8/0x1f4 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+0xf8/0x160 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:3772 [inline]
 validate_chain kernel/locking/lockdep.c:3793 [inline]
 __lock_acquire+0x1b40/0x6544 kernel/locking/lockdep.c:5049
 lock_acquire+0x20c/0x644 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
 update_curr_rt+0x1b8/0x530 kernel/sched/rt.c:1079
 put_prev_task_rt+0x60/0x31c kernel/sched/rt.c:1836
 put_prev_task kernel/sched/sched.h:2213 [inline]
 put_prev_task_balance+0x104/0x134 kernel/sched/core.c:5849
 __pick_next_task kernel/sched/core.c:5884 [inline]
 pick_next_task kernel/sched/core.c:6379 [inline]
 __schedule+0x614/0x1b18 kernel/sched/core.c:6524
 preempt_schedule_common+0xec/0x1a0 kernel/sched/core.c:6730
 preempt_schedule+0x64/0x84 kernel/sched/core.c:6754
 __mnt_want_write+0x390/0x434 fs/namespace.c:384
 mnt_want_write+0x4c/0x9c fs/namespace.c:403
 do_mq_open+0x198/0x62c ipc/mqueue.c:912
 __do_sys_mq_open ipc/mqueue.c:949 [inline]
 __se_sys_mq_open ipc/mqueue.c:942 [inline]
 __arm64_sys_mq_open+0x1fc/0x28c ipc/mqueue.c:942
 __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+0x58/0x138 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