BUG: MAX_LOCKDEP_ENTRIES too low! turning off the locking correctness validator. CPU: 1 PID: 2680 Comm: syz-executor.1 Not tainted 6.7.0-rc2-syzkaller-00103-ga524eabcd72d #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xd9/0x1b0 lib/dump_stack.c:106 alloc_list_entry kernel/locking/lockdep.c:1397 [inline] add_lock_to_list+0x259/0x380 kernel/locking/lockdep.c:1418 check_prev_add kernel/locking/lockdep.c:3204 [inline] check_prevs_add kernel/locking/lockdep.c:3253 [inline] validate_chain kernel/locking/lockdep.c:3868 [inline] __lock_acquire+0x2c30/0x3b10 kernel/locking/lockdep.c:5136 lock_acquire kernel/locking/lockdep.c:5753 [inline] lock_acquire+0x1ae/0x520 kernel/locking/lockdep.c:5718 down_read+0x9a/0x330 kernel/locking/rwsem.c:1526 blocking_notifier_call_chain kernel/notifier.c:387 [inline] blocking_notifier_call_chain+0x53/0x90 kernel/notifier.c:376 ipv6_add_addr+0x3dc/0x2040 net/ipv6/addrconf.c:1104 addrconf_add_linklocal+0x299/0x640 net/ipv6/addrconf.c:3264 addrconf_addr_gen+0x366/0x3b0 net/ipv6/addrconf.c:3395 addrconf_dev_config net/ipv6/addrconf.c:3440 [inline] addrconf_init_auto_addrs+0x446/0x820 net/ipv6/addrconf.c:3518 addrconf_notify+0xe6a/0x1920 net/ipv6/addrconf.c:3691 notifier_call_chain+0xb6/0x3b0 kernel/notifier.c:93 call_netdevice_notifiers_info+0xbe/0x130 net/core/dev.c:1967 call_netdevice_notifiers_extack net/core/dev.c:2005 [inline] call_netdevice_notifiers net/core/dev.c:2019 [inline] dev_open net/core/dev.c:1488 [inline] dev_open+0x13c/0x150 net/core/dev.c:1476 team_port_add drivers/net/team/team.c:1213 [inline] team_add_slave+0xb4b/0x2130 drivers/net/team/team.c:1973 do_set_master+0x1c1/0x220 net/core/rtnetlink.c:2710 rtnl_newlink_create net/core/rtnetlink.c:3538 [inline] __rtnl_newlink+0x14e4/0x1930 net/core/rtnetlink.c:3741 rtnl_newlink+0x67/0xa0 net/core/rtnetlink.c:3754 rtnetlink_rcv_msg+0x3c7/0xe00 net/core/rtnetlink.c:6558 netlink_rcv_skb+0x16b/0x440 net/netlink/af_netlink.c:2545 netlink_unicast_kernel net/netlink/af_netlink.c:1342 [inline] netlink_unicast+0x53b/0x810 net/netlink/af_netlink.c:1368 netlink_sendmsg+0x93c/0xe40 net/netlink/af_netlink.c:1910 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg+0xd5/0x180 net/socket.c:745 ____sys_sendmsg+0x6ac/0x940 net/socket.c:2584 ___sys_sendmsg+0x135/0x1d0 net/socket.c:2638 __sys_sendmsg+0x117/0x1e0 net/socket.c:2667 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x40/0x110 arch/x86/entry/common.c:82 entry_SYSCALL_64_after_hwframe+0x63/0x6b RIP: 0033:0x7f730647cae9 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:00007f73071120c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f730659c120 RCX: 00007f730647cae9 RDX: 0000000000000000 RSI: 0000000020000300 RDI: 0000000000000005 RBP: 00007f73064c847a R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000006e R14: 00007f730659c120 R15: 00007fff4b260eb8 8021q: adding VLAN 0 to HW filter on device batadv924 team344: Port device batadv924 added