BUG: MAX_LOCKDEP_CHAINS too low!
turning off the locking correctness validator.
CPU: 0 PID: 7042 Comm: dhcpcd Not tainted 5.15.189-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
Call trace:
 dump_backtrace+0x0/0x43c arch/arm64/kernel/stacktrace.c:152
 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:216
 __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:3735 [inline]
 validate_chain kernel/locking/lockdep.c:3756 [inline]
 __lock_acquire+0x1b30/0x651c kernel/locking/lockdep.c:5012
 lock_acquire+0x1f4/0x620 kernel/locking/lockdep.c:5623
 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
 _raw_spin_lock_irqsave+0xc4/0x14c kernel/locking/spinlock.c:162
 check_and_switch_context+0x13c/0x6d8 arch/arm64/mm/context.c:246
 __switch_mm arch/arm64/include/asm/mmu_context.h:215 [inline]
 switch_mm arch/arm64/include/asm/mmu_context.h:223 [inline]
 context_switch kernel/sched/core.c:5016 [inline]
 __schedule+0xcbc/0x1c0c kernel/sched/core.c:6376
 schedule+0x11c/0x1c8 kernel/sched/core.c:6459
 schedule_timeout+0xb4/0x2c8 kernel/time/timer.c:1890
 do_wait_for_common+0x1fc/0x35c kernel/sched/completion.c:85
 __wait_for_common kernel/sched/completion.c:106 [inline]
 wait_for_common kernel/sched/completion.c:117 [inline]
 wait_for_completion+0x48/0x60 kernel/sched/completion.c:138
 __wait_rcu_gp+0x27c/0x2ac kernel/rcu/update.c:403
 synchronize_rcu+0x144/0x190 kernel/rcu/tree.c:3804
 synchronize_net+0x54/0x64 net/core/dev.c:11040
 __unregister_prot_hook+0x360/0x4f8 net/packet/af_packet.c:347
 packet_do_bind+0x3e4/0xb68 net/packet/af_packet.c:3253
 packet_bind+0xc0/0x138 net/packet/af_packet.c:3335
 __sys_bind+0x1dc/0x27c net/socket.c:1720
 __do_sys_bind net/socket.c:1731 [inline]
 __se_sys_bind net/socket.c:1729 [inline]
 __arm64_sys_bind+0x7c/0x94 net/socket.c:1729
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142
 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181
 el0_svc+0x78/0x1e0 arch/arm64/kernel/entry-common.c:608
 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626
 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584