BUG: MAX_LOCKDEP_CHAINS too low! turning off the locking correctness validator. CPU: 1 UID: 0 PID: 8176 Comm: dhcpcd-run-hook Not tainted 6.16.0-rc2-syzkaller-g9aa9b43d689e #0 PREEMPT Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 Call trace: show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:501 (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:3858 [inline] validate_chain kernel/locking/lockdep.c:3879 [inline] __lock_acquire+0xf9c/0x30a4 kernel/locking/lockdep.c:5240 lock_acquire+0x14c/0x2e0 kernel/locking/lockdep.c:5871 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0x5c/0x7c kernel/locking/spinlock.c:162 swake_up_one+0x2c/0x13c kernel/sched/swait.c:51 __rcu_report_exp_rnp+0x5e4/0x798 kernel/rcu/tree_exp.h:203 rcu_report_exp_cpu_mult+0x134/0x4d0 kernel/rcu/tree_exp.h:254 rcu_report_exp_rdp kernel/rcu/tree_exp.h:268 [inline] rcu_preempt_deferred_qs_irqrestore+0x16c/0xd64 kernel/rcu/tree_plugin.h:518 rcu_preempt_deferred_qs kernel/rcu/tree_plugin.h:619 [inline] rcu_note_context_switch+0x258/0x1064 kernel/rcu/tree_plugin.h:356 __schedule+0x32c/0x2a28 kernel/sched/core.c:6690 preempt_schedule_common+0xe0/0x194 kernel/sched/core.c:6965 preempt_schedule+0x60/0x80 kernel/sched/core.c:6989 __raw_write_unlock_irq include/linux/rwlock_api_smp.h:274 [inline] _raw_write_unlock_irq+0x7c/0x80 kernel/locking/spinlock.c:358 copy_process+0x2e10/0x31ec kernel/fork.c:2406 kernel_clone+0x1d8/0x7a0 kernel/fork.c:2599 __do_sys_clone kernel/fork.c:2742 [inline] __se_sys_clone kernel/fork.c:2710 [inline] __arm64_sys_clone+0x144/0x1a0 kernel/fork.c:2710 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x2b8 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+0x58/0x17c arch/arm64/kernel/entry-common.c:767 el0t_64_sync_handler+0x78/0x108 arch/arm64/kernel/entry-common.c:786 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600