BUG: looking up invalid subclass: 8 turning off the locking correctness validator. CPU: 1 PID: 20585 Comm: syz-executor.5 Not tainted 4.19.133-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1fc/0x2fe lib/dump_stack.c:118 look_up_lock_class kernel/locking/lockdep.c:662 [inline] register_lock_class+0x3d8/0x11c0 kernel/locking/lockdep.c:748 __lockdep_init_map+0x263/0x5a0 kernel/locking/lockdep.c:3214 vlan_dev_set_lockdep_class net/8021q/vlan_dev.c:511 [inline] vlan_dev_init+0x780/0xc80 net/8021q/vlan_dev.c:606 register_netdevice+0x2dc/0x10f0 net/core/dev.c:8646 register_vlan_dev+0x2f1/0x7d0 net/8021q/vlan.c:172 vlan_newlink+0x477/0x6d0 net/8021q/vlan_netlink.c:189 rtnl_newlink+0x1027/0x15a0 net/core/rtnetlink.c:3141 rtnetlink_rcv_msg+0x453/0xb80 net/core/rtnetlink.c:4777 netlink_rcv_skb+0x160/0x440 net/netlink/af_netlink.c:2455 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x4d5/0x690 net/netlink/af_netlink.c:1344 netlink_sendmsg+0x6bb/0xc40 net/netlink/af_netlink.c:1909 sock_sendmsg_nosec net/socket.c:622 [inline] sock_sendmsg+0xc3/0x120 net/socket.c:632 ___sys_sendmsg+0x7bb/0x8e0 net/socket.c:2115 __sys_sendmsg net/socket.c:2153 [inline] __do_sys_sendmsg net/socket.c:2162 [inline] __se_sys_sendmsg net/socket.c:2160 [inline] __x64_sys_sendmsg+0x132/0x220 net/socket.c:2160 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x45c1f9 Code: 8d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 5b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f935a9cfc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 000000000002b5c0 RCX: 000000000045c1f9 RDX: 0000000000000000 RSI: 0000000020000140 RDI: 0000000000000004 RBP: 000000000078bf40 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000078bf0c R13: 00007ffcc800657f R14: 00007f935a9d09c0 R15: 000000000078bf0c nla_parse: 41 callbacks suppressed netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. hfsplus: unable to parse mount options IPv6: ADDRCONF(NETDEV_UP): vlan3: link is not ready netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. hfsplus: unable to parse mount options netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. hfsplus: unable to parse mount options netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. hfsplus: unable to parse mount options hfsplus: unable to parse mount options netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. IPv6: ADDRCONF(NETDEV_UP): vlan98: link is not ready netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. hfsplus: unable to parse mount options hfsplus: unable to parse mount options netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. hfsplus: unable to parse mount options hfsplus: unable to parse mount options IPv6: ADDRCONF(NETDEV_UP): vlan99: link is not ready hfsplus: unable to parse mount options hfsplus: unable to parse mount options IPv6: ADDRCONF(NETDEV_UP): vlan100: link is not ready hfsplus: unable to parse mount options IPv6: ADDRCONF(NETDEV_UP): vlan100: link is not ready hfsplus: unable to parse mount options hfsplus: unable to parse mount options hfsplus: unable to parse mount options IPv6: ADDRCONF(NETDEV_UP): vlan101: link is not ready hfsplus: unable to parse mount options IPv6: ADDRCONF(NETDEV_UP): vlan101: link is not ready hfsplus: unable to parse mount options hfsplus: unable to parse mount options hfsplus: unable to parse mount options IPv6: ADDRCONF(NETDEV_UP): vlan102: link is not ready hfsplus: unable to parse mount options IPv6: ADDRCONF(NETDEV_UP): vlan102: link is not ready hfsplus: unable to parse mount options hfsplus: unable to parse mount options hfsplus: unable to parse mount options IPv6: ADDRCONF(NETDEV_UP): vlan103: link is not ready IPv6: ADDRCONF(NETDEV_UP): vlan103: link is not ready hfsplus: unable to parse mount options hfsplus: unable to parse mount options hfsplus: unable to parse mount options hfsplus: unable to parse mount options IPv6: ADDRCONF(NETDEV_UP): vlan104: link is not ready hfsplus: unable to parse mount options hfsplus: unable to parse mount options IPv6: ADDRCONF(NETDEV_UP): vlan105: link is not ready IPv6: ADDRCONF(NETDEV_UP): vlan104: link is not ready hfsplus: unable to parse mount options IPv6: ADDRCONF(NETDEV_UP): vlan106: link is not ready hfsplus: unable to parse mount options hfsplus: unable to parse mount options hfsplus: unable to parse mount options IPv6: ADDRCONF(NETDEV_UP): vlan105: link is not ready hfsplus: unable to parse mount options hfsplus: unable to parse mount options IPv6: ADDRCONF(NETDEV_UP): vlan107: link is not ready IPv6: ADDRCONF(NETDEV_UP): vlan106: link is not ready hfsplus: unable to parse mount options IPv6: ADDRCONF(NETDEV_UP): vlan108: link is not ready hfsplus: unable to parse mount options hfsplus: unable to parse mount options IPv6: ADDRCONF(NETDEV_UP): vlan107: link is not ready IPv6: ADDRCONF(NETDEV_UP): vlan109: link is not ready IPv6: ADDRCONF(NETDEV_UP): vlan108: link is not ready hfsplus: unable to parse mount options hfsplus: unable to parse mount options hfsplus: unable to parse mount options IPv6: ADDRCONF(NETDEV_UP): vlan110: link is not ready IPv6: ADDRCONF(NETDEV_UP): vlan109: link is not ready IPv6: ADDRCONF(NETDEV_UP): vlan111: link is not ready hfsplus: unable to parse mount options IPv6: ADDRCONF(NETDEV_UP): vlan110: link is not ready IPv6: ADDRCONF(NETDEV_UP): vlan112: link is not ready IPv6: ADDRCONF(NETDEV_UP): vlan111: link is not ready hfsplus: unable to parse mount options IPv6: ADDRCONF(NETDEV_UP): vlan112: link is not ready hfsplus: unable to parse mount options hfsplus: unable to parse mount options hfsplus: unable to parse mount options IPv6: ADDRCONF(NETDEV_UP): vlan113: link is not ready IPv6: ADDRCONF(NETDEV_UP): vlan113: link is not ready hfsplus: unable to parse mount options hfsplus: unable to parse mount options IPv6: ADDRCONF(NETDEV_UP): vlan114: link is not ready hfsplus: unable to parse mount options hfsplus: unable to parse mount options IPv6: ADDRCONF(NETDEV_UP): vlan115: link is not ready IPv6: ADDRCONF(NETDEV_UP): vlan114: link is not ready hfsplus: unable to parse mount options IPv6: ADDRCONF(NETDEV_UP): vlan116: link is not ready hfsplus: unable to parse mount options hfsplus: unable to parse mount options hfsplus: unable to parse mount options nla_parse: 60 callbacks suppressed netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. hfsplus: unable to parse mount options IPv6: ADDRCONF(NETDEV_UP): vlan117: link is not ready IPv6: ADDRCONF(NETDEV_UP): vlan115: link is not ready hfsplus: unable to parse mount options netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. hfsplus: unable to parse mount options IPv6: ADDRCONF(NETDEV_UP): vlan118: link is not ready netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. IPv6: ADDRCONF(NETDEV_UP): vlan116: link is not ready hfsplus: unable to parse mount options hfsplus: unable to parse mount options netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. IPv6: ADDRCONF(NETDEV_UP): vlan119: link is not ready hfsplus: unable to parse mount options hfsplus: unable to parse mount options netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. IPv6: ADDRCONF(NETDEV_UP): vlan120: link is not ready IPv6: ADDRCONF(NETDEV_UP): vlan117: link is not ready IPv6: ADDRCONF(NETDEV_UP): vlan121: link is not ready IPv6: ADDRCONF(NETDEV_UP): vlan122: link is not ready hfsplus: unable to parse mount options IPv6: ADDRCONF(NETDEV_UP): vlan118: link is not ready hfsplus: unable to parse mount options IPv6: ADDRCONF(NETDEV_UP): vlan119: link is not ready IPv6: ADDRCONF(NETDEV_UP): vlan123: link is not ready hfsplus: unable to parse mount options hfsplus: unable to parse mount options IPv6: ADDRCONF(NETDEV_UP): vlan120: link is not ready hfsplus: unable to parse mount options hfsplus: unable to parse mount options IPv6: ADDRCONF(NETDEV_UP): vlan121: link is not ready IPv6: ADDRCONF(NETDEV_UP): vlan124: link is not ready hfsplus: unable to parse mount options hfsplus: unable to parse mount options IPv6: ADDRCONF(NETDEV_UP): vlan122: link is not ready hfsplus: unable to parse mount options IPv6: ADDRCONF(NETDEV_UP): vlan125: link is not ready hfsplus: unable to parse mount options hfsplus: unable to parse mount options hfsplus: unable to parse mount options IPv6: ADDRCONF(NETDEV_UP): vlan126: link is not ready hfsplus: unable to parse mount options IPv6: ADDRCONF(NETDEV_UP): vlan123: link is not ready hfsplus: unable to parse mount options hfsplus: unable to parse mount options hfsplus: unable to parse mount options hfsplus: unable to parse mount options IPv6: ADDRCONF(NETDEV_UP): vlan127: link is not ready IPv6: ADDRCONF(NETDEV_UP): vlan124: link is not ready IPv6: ADDRCONF(NETDEV_UP): vlan125: link is not ready hfsplus: unable to parse mount options hfsplus: unable to parse mount options IPv6: ADDRCONF(NETDEV_UP): vlan126: link is not ready hfsplus: unable to parse mount options IPv6: ADDRCONF(NETDEV_UP): vlan128: link is not ready hfsplus: unable to parse mount options hfsplus: unable to parse mount options IPv6: ADDRCONF(NETDEV_UP): vlan127: link is not ready hfsplus: unable to parse mount options IPv6: ADDRCONF(NETDEV_UP): vlan129: link is not ready hfsplus: unable to parse mount options hfsplus: unable to parse mount options IPv6: ADDRCONF(NETDEV_UP): vlan130: link is not ready IPv6: ADDRCONF(NETDEV_UP): vlan128: link is not ready IPv6: ADDRCONF(NETDEV_UP): vlan131: link is not ready hfsplus: unable to parse mount options IPv6: ADDRCONF(NETDEV_UP): vlan129: link is not ready IPv6: ADDRCONF(NETDEV_UP): vlan130: link is not ready hfsplus: unable to parse mount options IPv6: ADDRCONF(NETDEV_UP): vlan132: link is not ready IPv6: ADDRCONF(NETDEV_UP): vlan131: link is not ready IPv6: ADDRCONF(NETDEV_UP): vlan132: link is not ready hfsplus: unable to parse mount options hfsplus: unable to parse mount options IPv6: ADDRCONF(NETDEV_UP): vlan133: link is not ready IPv6: ADDRCONF(NETDEV_UP): vlan133: link is not ready hfsplus: unable to parse mount options