BUG: MAX_LOCKDEP_CHAIN_HLOCKS too low! turning off the locking correctness validator. CPU: 0 PID: 8297 Comm: kworker/u4:9 Not tainted 6.5.0-rc1-syzkaller-00173-g162d626f3013 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/03/2023 Workqueue: bond1011 bond_resend_igmp_join_requests_delayed Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xd9/0x1b0 lib/dump_stack.c:106 add_chain_cache kernel/locking/lockdep.c:3742 [inline] lookup_chain_cache_add kernel/locking/lockdep.c:3823 [inline] validate_chain kernel/locking/lockdep.c:3844 [inline] __lock_acquire+0x4286/0x5de0 kernel/locking/lockdep.c:5144 lock_acquire kernel/locking/lockdep.c:5761 [inline] lock_acquire+0x1ae/0x510 kernel/locking/lockdep.c:5726 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0x3a/0x50 kernel/locking/spinlock.c:162 lock_timer_base+0x5d/0x200 kernel/time/timer.c:999 __mod_timer+0x170/0xea0 kernel/time/timer.c:1046 br_multicast_host_join+0x1ea/0x330 net/bridge/br_multicast.c:1487 __br_multicast_add_group+0x507/0x650 net/bridge/br_multicast.c:1524 br_multicast_add_group net/bridge/br_multicast.c:1568 [inline] br_ip6_multicast_add_group+0x280/0x330 net/bridge/br_multicast.c:1620 br_ip6_multicast_mld2_report net/bridge/br_multicast.c:2973 [inline] br_multicast_ipv6_rcv net/bridge/br_multicast.c:3911 [inline] br_multicast_rcv+0xcf0/0x6730 net/bridge/br_multicast.c:3969 br_dev_xmit+0x786/0x1970 net/bridge/br_device.c:90 __netdev_start_xmit include/linux/netdevice.h:4910 [inline] netdev_start_xmit include/linux/netdevice.h:4924 [inline] xmit_one net/core/dev.c:3537 [inline] dev_hard_start_xmit+0x13d/0x6c0 net/core/dev.c:3553 __dev_queue_xmit+0xa55/0x3f20 net/core/dev.c:4203 dev_queue_xmit include/linux/netdevice.h:3088 [inline] bond_dev_queue_xmit+0xc9/0x170 drivers/net/bonding/bond_main.c:308 bond_3ad_xor_xmit drivers/net/bonding/bond_main.c:5221 [inline] __bond_start_xmit drivers/net/bonding/bond_main.c:5475 [inline] bond_start_xmit+0x457/0x1260 drivers/net/bonding/bond_main.c:5503 __netdev_start_xmit include/linux/netdevice.h:4910 [inline] netdev_start_xmit include/linux/netdevice.h:4924 [inline] xmit_one net/core/dev.c:3537 [inline] dev_hard_start_xmit+0x13d/0x6c0 net/core/dev.c:3553 __dev_queue_xmit+0xa55/0x3f20 net/core/dev.c:4203 dev_queue_xmit include/linux/netdevice.h:3088 [inline] neigh_resolve_output net/core/neighbour.c:1552 [inline] neigh_resolve_output+0x58c/0x900 net/core/neighbour.c:1532 neigh_output include/net/neighbour.h:544 [inline] ip6_finish_output2+0x5d0/0x1b20 net/ipv6/ip6_output.c:135 __ip6_finish_output net/ipv6/ip6_output.c:196 [inline] ip6_finish_output+0x485/0x11d0 net/ipv6/ip6_output.c:207 NF_HOOK_COND include/linux/netfilter.h:292 [inline] ip6_output+0x243/0x890 net/ipv6/ip6_output.c:228 dst_output include/net/dst.h:458 [inline] NF_HOOK.constprop.0+0xfd/0x540 include/linux/netfilter.h:303 mld_sendpack+0x715/0xd60 net/ipv6/mcast.c:1820 mld_send_report+0x89/0x320 net/ipv6/mcast.c:2024 ipv6_mc_rejoin_groups net/ipv6/mcast.c:2826 [inline] ipv6_mc_netdev_event+0x318/0x440 net/ipv6/mcast.c:2841 notifier_call_chain+0xb6/0x3b0 kernel/notifier.c:93 call_netdevice_notifiers_info+0xb9/0x130 net/core/dev.c:1962 call_netdevice_notifiers_extack net/core/dev.c:2000 [inline] call_netdevice_notifiers+0x7d/0xb0 net/core/dev.c:2014 bond_resend_igmp_join_requests_delayed+0x5e/0x170 drivers/net/bonding/bond_main.c:853 process_one_work+0xaa2/0x16f0 kernel/workqueue.c:2597 worker_thread+0x687/0x1110 kernel/workqueue.c:2748 kthread+0x33a/0x430 kernel/kthread.c:389 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308