Warning: Permanently added '10.128.0.74' (ECDSA) to the list of known hosts. syzkaller login: [ 47.298157] IPVS: ftp: loaded support on port[0] = 21 executing program executing program executing program executing program executing program executing program [ 47.390732] hrtimer: interrupt took 42484 ns executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 48.246621] BUG: looking up invalid subclass: 8 [ 48.251405] turning off the locking correctness validator. [ 48.257010] CPU: 1 PID: 8327 Comm: syz-executor130 Not tainted 4.19.211-syzkaller #0 [ 48.265473] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 48.274803] Call Trace: [ 48.277372] dump_stack+0x1fc/0x2ef [ 48.280981] register_lock_class+0x3d8/0x11c0 [ 48.285456] ? memcpy+0x35/0x50 [ 48.288715] ? static_obj+0x50/0x50 [ 48.292322] ? dev_valid_name+0x220/0x220 [ 48.296448] ? dev_get_nest_level+0x11b/0x1b0 [ 48.300921] __lockdep_init_map+0x263/0x5a0 [ 48.305315] vlan_dev_init+0x780/0xc80 [ 48.309182] ? vlan_dev_hard_header+0x510/0x510 [ 48.313831] register_netdevice+0x2dc/0x10f0 [ 48.318248] ? unregister_netdev+0x20/0x20 [ 48.322461] ? dev_get_nest_level+0x11b/0x1b0 [ 48.326938] register_vlan_dev+0x2f1/0x7d0 [ 48.331151] vlan_newlink+0x477/0x6d0 [ 48.334932] ? vlan_changelink+0x4b0/0x4b0 [ 48.339144] rtnl_newlink+0x1030/0x15c0 [ 48.343097] ? rtnl_getlink+0x620/0x620 [ 48.347139] ? __lock_acquire+0x6de/0x3ff0 [ 48.351354] ? get_reg+0x1f0/0x1f0 [ 48.354878] ? rcu_nmi_exit+0xb3/0x180 [ 48.358745] ? retint_kernel+0x2d/0x2d [ 48.362618] ? mark_held_locks+0xf0/0xf0 [ 48.366661] ? unwind_next_frame+0xeee/0x1400 [ 48.371150] ? __save_stack_trace+0x72/0x190 [ 48.375536] ? deref_stack_reg+0x134/0x1d0 [ 48.379765] ? get_reg+0x176/0x1f0 [ 48.383302] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 48.389167] ? deref_stack_reg+0x1d0/0x1d0 [ 48.393409] ? is_bpf_text_address+0xd5/0x1b0 [ 48.397892] ? __lock_acquire+0x6de/0x3ff0 [ 48.402109] ? __lock_acquire+0x6de/0x3ff0 [ 48.406323] ? __lock_acquire+0x6de/0x3ff0 [ 48.410548] ? __lock_acquire+0x6de/0x3ff0 [ 48.414775] ? mark_held_locks+0xf0/0xf0 [ 48.418835] ? get_reg+0x1f0/0x1f0 [ 48.422362] ? unwind_next_frame+0xeee/0x1400 [ 48.426846] ? mutex_trylock+0x1a0/0x1a0 [ 48.430898] ? retint_kernel+0x2d/0x2d [ 48.434779] ? rtnetlink_rcv_msg+0x3c3/0xb80 [ 48.439181] ? rtnl_getlink+0x620/0x620 [ 48.443173] rtnetlink_rcv_msg+0x453/0xb80 [ 48.447391] ? rtnl_calcit.isra.0+0x430/0x430 [ 48.451868] ? __netlink_lookup+0x3fc/0x730 [ 48.456169] ? lock_downgrade+0x720/0x720 [ 48.460302] ? check_preemption_disabled+0x41/0x280 [ 48.465296] netlink_rcv_skb+0x160/0x440 [ 48.469338] ? rtnl_calcit.isra.0+0x430/0x430 [ 48.473822] ? netlink_ack+0xae0/0xae0 [ 48.477703] netlink_unicast+0x4d5/0x690 [ 48.481750] ? netlink_sendskb+0x110/0x110 [ 48.485977] ? _copy_from_iter_full+0x229/0x7c0 [ 48.490637] ? __phys_addr_symbol+0x2c/0x70 [ 48.494943] ? __check_object_size+0x17b/0x3e0 [ 48.499516] netlink_sendmsg+0x6c3/0xc50 [ 48.503688] ? aa_af_perm+0x230/0x230 [ 48.507482] ? nlmsg_notify+0x1f0/0x1f0 [ 48.511437] ? kernel_recvmsg+0x220/0x220 [ 48.515570] ? nlmsg_notify+0x1f0/0x1f0 [ 48.519528] sock_sendmsg+0xc3/0x120 [ 48.523226] ___sys_sendmsg+0x7bb/0x8e0 [ 48.527205] ? mark_held_locks+0xf0/0xf0 [ 48.531251] ? copy_msghdr_from_user+0x440/0x440 [ 48.535991] ? lock_downgrade+0x720/0x720 [ 48.540145] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 48.544892] ? __might_fault+0x11f/0x1d0 [ 48.549027] ? lock_downgrade+0x720/0x720 [ 48.553162] ? lock_acquire+0x170/0x3c0 [ 48.557119] ? __might_fault+0xef/0x1d0 [ 48.561082] ? __might_fault+0x192/0x1d0 [ 48.565125] ? _copy_to_user+0xb8/0x100 [ 48.569083] ? move_addr_to_user+0x190/0x1d0 [ 48.573477] ? __fdget+0x1a0/0x230 [ 48.577003] __x64_sys_sendmsg+0x132/0x220 [ 48.581218] ? __sys_sendmsg+0x1b0/0x1b0 [ 48.585265] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 48.590616] ? trace_hardirqs_off_caller+0x6e/0x210 [ 48.595611] ? do_syscall_64+0x21/0x620 [ 48.599562] do_syscall_64+0xf9/0x620 [ 48.603345] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 48.608631] RIP: 0033:0x7f5980b5c5b9 [ 48.612329] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 11 15 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 [ 48.631215] RSP: 002b:00007ffc26820e18 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 48.638923] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5980b5c5b9 executing program [ 48.646178] RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000004 [ 48.653426] RBP: 0000000000000000 R08: 0000000080bc9e40 R09: 0000000080bc9e40 [ 48.660671] R10: 0000000080bc9e40 R11: 0000000000000246 R12: 000000000000bc60 [ 48.667927] R13: 00007ffc26820e40 R14: 00007ffc26820e30 R15: 00007ffc26820e24 executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 49.209417] device bridge0 entered promiscuous mode executing program [ 49.232643] device bridge1 entered promiscuous mode executing program [ 49.254655] device bridge2 entered promiscuous mode executing program [ 49.275712] device bridge3 entered promiscuous mode executing program [ 49.297386] device bridge4 entered promiscuous mode executing program [ 49.321853] device bridge5 entered promiscuous mode executing program [ 49.344343] device bridge6 entered promiscuous mode executing program [ 49.366188] device bridge7 entered promiscuous mode executing program executing program executing program executing program [ 49.387253] device bridge8 entered promiscuous mode executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 50.418913] device bridge9 entered promiscuous mode executing program [ 50.440922] device bridge10 entered promiscuous mode executing program [ 50.462557] device bridge11 entered promiscuous mode executing program [ 50.485324] device bridge12 entered promiscuous mode executing program [ 50.507717] device bridge13 entered promiscuous mode executing program [ 50.530116] device bridge14 entered promiscuous mode executing program [ 50.552839] device bridge15 entered promiscuous mode executing program [ 50.573706] device bridge16 entered promiscuous mode executing program executing program executing program [ 50.596287] device bridge17 entered promiscuous mode executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 51.600519] device bridge18 entered promiscuous mode executing program [ 51.622849] device bridge19 entered promiscuous mode executing program [ 51.645338] device bridge20 entered promiscuous mode executing program [ 51.666437] device bridge21 entered promiscuous mode executing program [ 51.688569] device bridge22 entered promiscuous mode executing program [ 51.711197] device bridge23 entered promiscuous mode executing program [ 51.734623] device bridge24 entered promiscuous mode executing program [ 51.757146] device bridge25 entered promiscuous mode executing program executing program executing program [ 51.779013] device bridge26 entered promiscuous mode executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 52.810541] device bridge27 entered promiscuous mode executing program [ 52.834362] device bridge28 entered promiscuous mode executing program [ 52.857949] device bridge29 entered promiscuous mode executing program [ 52.881399] device bridge30 entered promiscuous mode executing program [ 52.905995] device bridge31 entered promiscuous mode executing program [ 52.930405] device bridge32 entered promiscuous mode executing program [ 52.953881] device bridge33 entered promiscuous mode executing program [ 52.976770] device bridge34 entered promiscuous mode executing program executing program executing program [ 52.999104] device bridge35 entered promiscuous mode executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 54.088470] device bridge36 entered promiscuous mode executing program [ 54.111718] device bridge37 entered promiscuous mode executing program [ 54.133745] device bridge38 entered promiscuous mode executing program [ 54.157315] device bridge39 entered promiscuous mode executing program [ 54.183888] device bridge40 entered promiscuous mode executing program [ 54.208713] device bridge41 entered promiscuous mode executing program [ 54.232463] device bridge42 entered promiscuous mode executing program [ 54.256327] device bridge43 entered promiscuous mode executing program executing program executing program [ 54.279061] device bridge44 entered promiscuous mode executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 55.338274] device bridge45 entered promiscuous mode executing program [ 55.361903] device bridge46 entered promiscuous mode executing program [ 55.385754] device bridge47 entered promiscuous mode executing program [ 55.408623] device bridge48 entered promiscuous mode executing program [ 55.432117] device bridge49 entered promiscuous mode executing program [ 55.457729] device bridge50 entered promiscuous mode executing program [ 55.481107] device bridge51 entered promiscuous mode executing program [ 55.505158] device bridge52 entered promiscuous mode executing program executing program executing program [ 55.528686] device bridge53 entered promiscuous mode executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 56.608558] device bridge54 entered promiscuous mode executing program [ 56.632445] device bridge55 entered promiscuous mode executing program [ 56.657523] device bridge56 entered promiscuous mode executing program [ 56.683152] device bridge57 entered promiscuous mode executing program [ 56.707182] device bridge58 entered promiscuous mode executing program [ 56.732827] device bridge59 entered promiscuous mode executing program [ 56.757941] device bridge60 entered promiscuous mode executing program [ 56.784191] device bridge61 entered promiscuous mode executing program executing program executing program [ 56.810555] device bridge62 entered promiscuous mode executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 57.939319] device bridge63 entered promiscuous mode executing program [ 57.962877] device bridge64 entered promiscuous mode executing program [ 57.988261] device bridge65 entered promiscuous mode executing program [ 58.013459] device bridge66 entered promiscuous mode executing program [ 58.040419] device bridge67 entered promiscuous mode executing program [ 58.065298] device bridge68 entered promiscuous mode executing program [ 58.092187] device bridge69 entered promiscuous mode executing program [ 58.116366] device bridge70 entered promiscuous mode executing program executing program executing program [ 58.141269] device bridge71 entered promiscuous mode executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program