netlink: 4 bytes leftover after parsing attributes in process `syz-executor300'. BUG: MAX_LOCKDEP_ENTRIES too low! turning off the locking correctness validator. CPU: 1 PID: 5677 Comm: syz-executor300 Not tainted 6.1.0-rc5-syzkaller-01271-g339e79dfb087 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xd1/0x138 lib/dump_stack.c:106 alloc_list_entry.cold+0x11/0x18 kernel/locking/lockdep.c:1402 add_lock_to_list kernel/locking/lockdep.c:1423 [inline] check_prev_add kernel/locking/lockdep.c:3167 [inline] check_prevs_add kernel/locking/lockdep.c:3216 [inline] validate_chain kernel/locking/lockdep.c:3831 [inline] __lock_acquire+0x3626/0x56d0 kernel/locking/lockdep.c:5055 lock_acquire kernel/locking/lockdep.c:5668 [inline] lock_acquire+0x1e3/0x630 kernel/locking/lockdep.c:5633 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0x3d/0x60 kernel/locking/spinlock.c:162 complete_all+0x21/0x220 kernel/sched/completion.c:63 device_pm_sleep_init+0x9a/0x150 drivers/base/power/main.c:104 device_pm_init drivers/base/power/power.h:167 [inline] device_initialize+0x23b/0x540 drivers/base/core.c:2985 netdev_register_kobject+0x30/0x400 net/core/net-sysfs.c:1997 register_netdevice+0xd77/0x1640 net/core/dev.c:10045 bpq_new_device drivers/net/hamradio/bpqether.c:499 [inline] bpq_device_event+0x389/0xab0 drivers/net/hamradio/bpqether.c:542 notifier_call_chain+0xb5/0x200 kernel/notifier.c:87 call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:1944 call_netdevice_notifiers_extack net/core/dev.c:1982 [inline] call_netdevice_notifiers net/core/dev.c:1996 [inline] dev_open net/core/dev.c:1458 [inline] dev_open+0x13c/0x150 net/core/dev.c:1446 team_port_add drivers/net/team/team.c:1215 [inline] team_add_slave+0xa03/0x1b90 drivers/net/team/team.c:1984 do_set_master+0x1c8/0x220 net/core/rtnetlink.c:2617 rtnl_newlink_create net/core/rtnetlink.c:3424 [inline] __rtnl_newlink+0x13f2/0x1840 net/core/rtnetlink.c:3624 rtnl_newlink+0x68/0xa0 net/core/rtnetlink.c:3637 rtnetlink_rcv_msg+0x43e/0xca0 net/core/rtnetlink.c:6141 netlink_rcv_skb+0x165/0x440 net/netlink/af_netlink.c:2564 netlink_unicast_kernel net/netlink/af_netlink.c:1330 [inline] netlink_unicast+0x547/0x7f0 net/netlink/af_netlink.c:1356 netlink_sendmsg+0x91b/0xe10 net/netlink/af_netlink.c:1932 sock_sendmsg_nosec net/socket.c:714 [inline] sock_sendmsg+0xd3/0x120 net/socket.c:734 ____sys_sendmsg+0x712/0x8c0 net/socket.c:2476 ___sys_sendmsg+0x110/0x1b0 net/socket.c:2530 __sys_sendmsg+0xf7/0x1c0 net/socket.c:2559 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fa630dedab9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 14 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 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffc3851a438 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 000000000003c823 RCX: 00007fa630dedab9 RDX: 0000000000000000 RSI: 0000000020000300 RDI: 0000000000000004 RBP: 0000000000000000 R08: 00007ffc3851a5d8 R09: 00007ffc3851a5d8 R10: 00007ffc3851a5d8 R11: 0000000000000246 R12: 00007ffc3851a44c R13: 431bde82d7b634db R14: 0000000000000000 R15: 0000000000000000 8021q: adding VLAN 0 to HW filter on device batadv971 team971: Port device batadv971 added