8021q: adding VLAN 0 to HW filter on device batadv181 BUG: MAX_LOCKDEP_ENTRIES too low! turning off the locking correctness validator. CPU: 0 PID: 31794 Comm: syz-executor.0 Not tainted 5.15.116-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1e3/0x2cb lib/dump_stack.c:106 alloc_list_entry kernel/locking/lockdep.c:1358 [inline] add_lock_to_list+0x280/0x2d0 kernel/locking/lockdep.c:1379 check_prev_add kernel/locking/lockdep.c:3123 [inline] check_prevs_add kernel/locking/lockdep.c:3172 [inline] validate_chain+0x2c1d/0x58b0 kernel/locking/lockdep.c:3787 __lock_acquire+0x1295/0x1ff0 kernel/locking/lockdep.c:5011 lock_acquire+0x1db/0x4f0 kernel/locking/lockdep.c:5622 __raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline] _raw_spin_lock+0x2a/0x40 kernel/locking/spinlock.c:154 spin_lock include/linux/spinlock.h:363 [inline] sysfs_do_create_link_sd+0x37/0x100 fs/sysfs/symlink.c:34 netdev_adjacent_sysfs_add net/core/dev.c:7904 [inline] __netdev_adjacent_dev_insert+0x4e1/0x820 net/core/dev.c:7960 __netdev_adjacent_dev_link_lists net/core/dev.c:8037 [inline] __netdev_adjacent_dev_link_neighbour net/core/dev.c:8066 [inline] __netdev_upper_dev_link+0x4ba/0x750 net/core/dev.c:8126 netdev_master_upper_dev_link+0xad/0xf0 net/core/dev.c:8201 team_upper_dev_link drivers/net/team/team.c:1113 [inline] team_port_add drivers/net/team/team.c:1242 [inline] team_add_slave+0xe37/0x2760 drivers/net/team/team.c:1980 do_set_master net/core/rtnetlink.c:2523 [inline] __rtnl_newlink net/core/rtnetlink.c:3485 [inline] rtnl_newlink+0x1b68/0x2060 net/core/rtnetlink.c:3516 rtnetlink_rcv_msg+0x993/0xee0 net/core/rtnetlink.c:5593 netlink_rcv_skb+0x1cf/0x410 net/netlink/af_netlink.c:2504 netlink_unicast_kernel net/netlink/af_netlink.c:1330 [inline] netlink_unicast+0x7b6/0x980 net/netlink/af_netlink.c:1356 netlink_sendmsg+0xa30/0xd60 net/netlink/af_netlink.c:1923 sock_sendmsg_nosec net/socket.c:704 [inline] sock_sendmsg net/socket.c:724 [inline] ____sys_sendmsg+0x59e/0x8f0 net/socket.c:2412 ___sys_sendmsg+0x252/0x2e0 net/socket.c:2466 __sys_sendmsg net/socket.c:2495 [inline] __do_sys_sendmsg net/socket.c:2504 [inline] __se_sys_sendmsg+0x19a/0x260 net/socket.c:2502 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7f49b975e169 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f49b7c8e168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f49b987e120 RCX: 00007f49b975e169 RDX: 0000000000000000 RSI: 0000000020000300 RDI: 0000000000000005 RBP: 00007f49b97b9ca1 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffed5b3f5df R14: 00007f49b7c8e300 R15: 0000000000022000 team226: Port device batadv181 added