netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. team966: entered promiscuous mode 8021q: adding VLAN 0 to HW filter on device team966 BUG: MAX_LOCKDEP_KEYS too low! turning off the locking correctness validator. CPU: 0 PID: 18448 Comm: syz-executor.0 Not tainted 6.5.0-rc7-syzkaller-00071-gfe4469582053 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023 Call trace: dump_backtrace+0x1b8/0x1e4 arch/arm64/kernel/stacktrace.c:233 show_stack+0x2c/0x44 arch/arm64/kernel/stacktrace.c:240 __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xd0/0x124 lib/dump_stack.c:106 dump_stack+0x1c/0x28 lib/dump_stack.c:113 register_lock_class+0x568/0x6ac kernel/locking/lockdep.c:1329 __lock_acquire+0x184/0x75e8 kernel/locking/lockdep.c:5021 lock_acquire+0x23c/0x71c kernel/locking/lockdep.c:5761 __mutex_lock_common+0x190/0x21a0 kernel/locking/mutex.c:603 __mutex_lock kernel/locking/mutex.c:747 [inline] mutex_lock_nested+0x2c/0x38 kernel/locking/mutex.c:799 team_vlan_rx_add_vid+0x44/0x158 drivers/net/team/team.c:1905 vlan_add_rx_filter_info net/8021q/vlan_core.c:211 [inline] __vlan_vid_add net/8021q/vlan_core.c:306 [inline] vlan_vid_add+0x590/0x690 net/8021q/vlan_core.c:336 vlan_device_event+0x1704/0x181c net/8021q/vlan.c:385 notifier_call_chain+0x1a4/0x510 kernel/notifier.c:93 raw_notifier_call_chain+0x3c/0x50 kernel/notifier.c:461 __dev_notify_flags+0x2bc/0x544 rtnl_newlink_create net/core/rtnetlink.c:3480 [inline] __rtnl_newlink net/core/rtnetlink.c:3689 [inline] rtnl_newlink+0x15d8/0x1ae0 net/core/rtnetlink.c:3702 rtnetlink_rcv_msg+0x748/0xdc0 net/core/rtnetlink.c:6428 netlink_rcv_skb+0x214/0x3c4 net/netlink/af_netlink.c:2549 rtnetlink_rcv+0x28/0x38 net/core/rtnetlink.c:6446 netlink_unicast_kernel net/netlink/af_netlink.c:1339 [inline] netlink_unicast+0x660/0x8d4 net/netlink/af_netlink.c:1365 netlink_sendmsg+0x834/0xb18 net/netlink/af_netlink.c:1914 sock_sendmsg_nosec net/socket.c:725 [inline] sock_sendmsg net/socket.c:748 [inline] ____sys_sendmsg+0x56c/0x840 net/socket.c:2494 ___sys_sendmsg net/socket.c:2548 [inline] __sys_sendmsg+0x26c/0x33c net/socket.c:2577 __do_sys_sendmsg net/socket.c:2586 [inline] __se_sys_sendmsg net/socket.c:2584 [inline] __arm64_sys_sendmsg+0x80/0x94 net/socket.c:2584 __invoke_syscall arch/arm64/kernel/syscall.c:37 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155 el0_svc+0x58/0x16c arch/arm64/kernel/entry-common.c:678 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:591