BUG: MAX_LOCKDEP_ENTRIES too low! turning off the locking correctness validator. CPU: 1 PID: 25041 Comm: syz-executor.5 Not tainted 6.5.0-syzkaller-00453-g727dbda16b83 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1e7/0x2d0 lib/dump_stack.c:106 alloc_list_entry kernel/locking/lockdep.c:1405 [inline] add_lock_to_list+0x81/0x2e0 kernel/locking/lockdep.c:1426 check_prev_add kernel/locking/lockdep.c:3212 [inline] check_prevs_add kernel/locking/lockdep.c:3261 [inline] validate_chain kernel/locking/lockdep.c:3876 [inline] __lock_acquire+0x5323/0x7f70 kernel/locking/lockdep.c:5144 lock_acquire+0x1e3/0x520 kernel/locking/lockdep.c:5761 __raw_spin_lock_bh include/linux/spinlock_api_smp.h:126 [inline] _raw_spin_lock_bh+0x35/0x50 kernel/locking/spinlock.c:178 spin_lock_bh include/linux/spinlock.h:356 [inline] addrconf_dad_start net/ipv6/addrconf.c:4067 [inline] addrconf_add_linklocal+0x635/0xae0 net/ipv6/addrconf.c:3224 addrconf_addr_gen+0x7fa/0xb60 addrconf_dev_config net/ipv6/addrconf.c:3396 [inline] addrconf_init_auto_addrs+0x96a/0xe90 net/ipv6/addrconf.c:3474 addrconf_notify+0xaeb/0x1010 net/ipv6/addrconf.c:3647 notifier_call_chain+0x18c/0x3a0 kernel/notifier.c:93 call_netdevice_notifiers_info net/core/dev.c:1962 [inline] call_netdevice_notifiers_extack net/core/dev.c:2000 [inline] call_netdevice_notifiers net/core/dev.c:2014 [inline] dev_open+0x1cb/0x260 net/core/dev.c:1483 team_port_add drivers/net/team/team.c:1215 [inline] team_add_slave+0x936/0x2720 drivers/net/team/team.c:1985 do_set_master net/core/rtnetlink.c:2675 [inline] rtnl_newlink_create net/core/rtnetlink.c:3503 [inline] __rtnl_newlink net/core/rtnetlink.c:3706 [inline] rtnl_newlink+0x1b93/0x2070 net/core/rtnetlink.c:3719 rtnetlink_rcv_msg+0x82b/0xf50 net/core/rtnetlink.c:6445 netlink_rcv_skb+0x1df/0x430 net/netlink/af_netlink.c:2549 netlink_unicast_kernel net/netlink/af_netlink.c:1339 [inline] netlink_unicast+0x7c3/0x990 net/netlink/af_netlink.c:1365 netlink_sendmsg+0xa2a/0xd60 net/netlink/af_netlink.c:1914 sock_sendmsg_nosec net/socket.c:725 [inline] sock_sendmsg net/socket.c:748 [inline] ____sys_sendmsg+0x592/0x890 net/socket.c:2494 ___sys_sendmsg net/socket.c:2548 [inline] __sys_sendmsg+0x2b0/0x3a0 net/socket.c:2577 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f33a067cae9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f33a14160c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f33a079c120 RCX: 00007f33a067cae9 RDX: 0000000000000000 RSI: 0000000020000300 RDI: 0000000000000005 RBP: 00007f33a06c847a R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000006e R14: 00007f33a079c120 R15: 00007ffe3efb8e08 8021q: adding VLAN 0 to HW filter on device batadv508 team396: Port device batadv508 added