Warning: Permanently added '10.128.1.108' (ECDSA) to the list of known hosts. 2022/11/10 16:00:46 fuzzer started 2022/11/10 16:00:46 connecting to host at 10.128.0.169:40183 2022/11/10 16:00:46 checking machine... 2022/11/10 16:00:46 checking revisions... 2022/11/10 16:00:46 testing simple program... syzkaller login: [ 52.523591][ T5235] cgroup: Unknown subsys name 'net' [ 52.655767][ T5235] cgroup: Unknown subsys name 'rlimit' [ 52.893581][ T5240] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 52.901748][ T5240] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 52.909171][ T5240] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 52.917683][ T5240] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 52.925631][ T5240] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 52.933157][ T5240] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 52.941539][ T5238] Bluetooth: hci0: HCI_REQ-0x0c1a [ 53.049814][ T5238] chnl_net:caif_netlink_parms(): no params data found [ 53.094412][ T5238] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.102236][ T5238] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.110411][ T5238] device bridge_slave_0 entered promiscuous mode [ 53.121136][ T5238] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.128437][ T5238] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.136513][ T5238] device bridge_slave_1 entered promiscuous mode [ 53.157881][ T5238] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 53.170821][ T5238] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 53.194692][ T5238] team0: Port device team_slave_0 added [ 53.202666][ T5238] team0: Port device team_slave_1 added [ 53.221856][ T5238] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 53.228855][ T5238] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 53.255637][ T5238] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 53.269073][ T5238] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 53.276434][ T5238] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 53.302737][ T5238] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 53.332351][ T5238] device hsr_slave_0 entered promiscuous mode [ 53.339026][ T5238] device hsr_slave_1 entered promiscuous mode [ 53.425970][ T5238] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 53.436651][ T5238] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 53.446600][ T5238] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 53.456156][ T5238] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 53.478781][ T5238] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.485976][ T5238] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.493871][ T5238] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.500974][ T5238] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.547718][ T5238] 8021q: adding VLAN 0 to HW filter on device bond0 [ 53.562270][ T4945] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 53.573734][ T4945] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.582886][ T4945] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.591387][ T4945] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 53.605831][ T5238] 8021q: adding VLAN 0 to HW filter on device team0 [ 53.617411][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 53.626600][ T26] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.633893][ T26] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.644832][ T4945] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 53.654608][ T4945] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.661753][ T4945] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.683013][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 53.692723][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 53.707394][ T5238] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 53.720109][ T5238] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 53.733154][ T4945] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 53.741963][ T4945] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 53.751355][ T4945] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 53.763186][ T4945] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 53.852273][ T4945] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 53.861237][ T4945] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 53.874867][ T5238] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 53.892486][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 53.910859][ T4945] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 53.919707][ T4945] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 53.927296][ T4945] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 53.936751][ T5238] device veth0_vlan entered promiscuous mode [ 53.948571][ T5238] device veth1_vlan entered promiscuous mode [ 53.971266][ T4945] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 53.980302][ T4945] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 53.988400][ T4945] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 53.998961][ T5238] device veth0_macvtap entered promiscuous mode [ 54.009124][ T5238] device veth1_macvtap entered promiscuous mode [ 54.021978][ T4945] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 54.035846][ T5238] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 54.044462][ T5248] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 54.053720][ T5248] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 54.065036][ T5238] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 54.075191][ T4945] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 54.084087][ T4945] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 54.095245][ T5238] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 54.104531][ T5238] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 54.113670][ T5238] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 54.123264][ T5238] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 54.190715][ T85] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 54.199052][ T85] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 54.213441][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 54.226944][ T85] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 54.235604][ T85] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 54.244602][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 2022/11/10 16:00:48 building call list... [ 54.509834][ T85] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 executing program [ 56.994560][ T85] ------------[ cut here ]------------ [ 57.011045][ T85] WARNING: CPU: 0 PID: 85 at net/core/devlink.c:9998 devl_port_unregister+0x2f6/0x390 [ 57.030572][ T85] Modules linked in: [ 57.034517][ T85] CPU: 0 PID: 85 Comm: kworker/u4:4 Not tainted 6.1.0-rc4-next-20221110-syzkaller #0 [ 57.059332][ T85] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 57.079354][ T85] Workqueue: netns cleanup_net [ 57.084181][ T85] RIP: 0010:devl_port_unregister+0x2f6/0x390 [ 57.103723][ T85] Code: e8 ef 33 fb f9 85 ed 0f 85 7a fd ff ff e8 12 37 fb f9 0f 0b e9 6e fd ff ff e8 06 37 fb f9 0f 0b e9 53 ff ff ff e8 fa 36 fb f9 <0f> 0b e9 94 fd ff ff e8 7e 23 48 fa e9 78 ff ff ff e8 44 23 48 fa [ 57.144162][ T85] RSP: 0018:ffffc90001577a08 EFLAGS: 00010293 [ 57.157598][ T85] RAX: 0000000000000000 RBX: ffff888079db7010 RCX: 0000000000000000 [ 57.179371][ T85] RDX: ffff888017f89d40 RSI: ffffffff87819b96 RDI: 0000000000000005 [ 57.187483][ T85] RBP: 0000000000000002 R08: 0000000000000005 R09: 0000000000000000 [ 57.227061][ T85] R10: 0000000000000002 R11: 0000000000000000 R12: ffff888079db7010 [ 57.241747][ T85] R13: ffff888079db7008 R14: ffff888079db6000 R15: ffff888079db7000 [ 57.260099][ T85] FS: 0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 [ 57.299322][ T85] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.305962][ T85] CR2: 00005598f1650058 CR3: 0000000079d3b000 CR4: 00000000003506e0 [ 57.330648][ T85] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 57.338676][ T85] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 57.359484][ T85] Call Trace: [ 57.362959][ T85] [ 57.365917][ T85] __nsim_dev_port_del+0x1bb/0x240 [ 57.390640][ T85] nsim_dev_reload_destroy+0x171/0x510 [ 57.396187][ T85] nsim_dev_reload_down+0x6b/0xd0 [ 57.410581][ T85] devlink_reload+0x1c2/0x6b0 [ 57.415332][ T85] ? devlink_remote_reload_actions_performed+0xa0/0xa0 [ 57.429394][ T85] ? xa_find+0x330/0x330 [ 57.438633][ T85] ? devlinks_xa_find_get.constprop.0+0x170/0x260 [ 57.454010][ T85] devlink_pernet_pre_exit+0x104/0x1c0 [ 57.474025][ T85] ? devlinks_xa_find_get.constprop.0+0x260/0x260 [ 57.480974][ T85] ? cttimeout_net_pre_exit+0x109/0x500 [ 57.486572][ T85] ? devlinks_xa_find_get.constprop.0+0x260/0x260 [ 57.505930][ T85] cleanup_net+0x451/0xb10 [ 57.519345][ T85] ? unregister_pernet_device+0x70/0x70 [ 57.524963][ T85] process_one_work+0x9bf/0x1710 [ 57.530404][ T85] ? pwq_dec_nr_in_flight+0x2a0/0x2a0 [ 57.536032][ T85] ? rwlock_bug.part.0+0x90/0x90 [ 57.541411][ T85] ? _raw_spin_lock_irq+0x41/0x50 [ 57.546486][ T85] worker_thread+0x665/0x1080 [ 57.551635][ T85] ? __kthread_parkme+0x15f/0x220 [ 57.556710][ T85] ? process_one_work+0x1710/0x1710 [ 57.562814][ T85] kthread+0x2e4/0x3a0 [ 57.566919][ T85] ? kthread_complete_and_exit+0x40/0x40 [ 57.573021][ T85] ret_from_fork+0x1f/0x30 [ 57.577502][ T85] [ 57.581181][ T85] Kernel panic - not syncing: panic_on_warn set ... [ 57.587786][ T85] CPU: 1 PID: 85 Comm: kworker/u4:4 Not tainted 6.1.0-rc4-next-20221110-syzkaller #0 [ 57.597278][ T85] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 57.607351][ T85] Workqueue: netns cleanup_net [ 57.612146][ T85] Call Trace: [ 57.615436][ T85] [ 57.618386][ T85] dump_stack_lvl+0xcd/0x134 [ 57.623091][ T85] panic+0x2c8/0x622 [ 57.627009][ T85] ? panic_print_sys_info.part.0+0x110/0x110 [ 57.633021][ T85] ? __warn.cold+0x24b/0x350 [ 57.637637][ T85] ? devl_port_unregister+0x2f6/0x390 [ 57.643043][ T85] __warn.cold+0x25c/0x350 [ 57.647480][ T85] ? devl_port_unregister+0x2f6/0x390 [ 57.652877][ T85] report_bug+0x1bc/0x210 [ 57.657249][ T85] handle_bug+0x3c/0x70 [ 57.661428][ T85] exc_invalid_op+0x14/0x40 [ 57.665952][ T85] asm_exc_invalid_op+0x16/0x20 [ 57.670826][ T85] RIP: 0010:devl_port_unregister+0x2f6/0x390 [ 57.676833][ T85] Code: e8 ef 33 fb f9 85 ed 0f 85 7a fd ff ff e8 12 37 fb f9 0f 0b e9 6e fd ff ff e8 06 37 fb f9 0f 0b e9 53 ff ff ff e8 fa 36 fb f9 <0f> 0b e9 94 fd ff ff e8 7e 23 48 fa e9 78 ff ff ff e8 44 23 48 fa [ 57.696465][ T85] RSP: 0018:ffffc90001577a08 EFLAGS: 00010293 [ 57.702552][ T85] RAX: 0000000000000000 RBX: ffff888079db7010 RCX: 0000000000000000 [ 57.710523][ T85] RDX: ffff888017f89d40 RSI: ffffffff87819b96 RDI: 0000000000000005 [ 57.718494][ T85] RBP: 0000000000000002 R08: 0000000000000005 R09: 0000000000000000 [ 57.726463][ T85] R10: 0000000000000002 R11: 0000000000000000 R12: ffff888079db7010 [ 57.734442][ T85] R13: ffff888079db7008 R14: ffff888079db6000 R15: ffff888079db7000 [ 57.742426][ T85] ? devl_port_unregister+0x2f6/0x390 [ 57.747811][ T85] ? devl_port_unregister+0x2f6/0x390 [ 57.753189][ T85] __nsim_dev_port_del+0x1bb/0x240 [ 57.758324][ T85] nsim_dev_reload_destroy+0x171/0x510 [ 57.763801][ T85] nsim_dev_reload_down+0x6b/0xd0 [ 57.768836][ T85] devlink_reload+0x1c2/0x6b0 [ 57.773523][ T85] ? devlink_remote_reload_actions_performed+0xa0/0xa0 [ 57.780385][ T85] ? xa_find+0x330/0x330 [ 57.784726][ T85] ? devlinks_xa_find_get.constprop.0+0x170/0x260 [ 57.791151][ T85] devlink_pernet_pre_exit+0x104/0x1c0 [ 57.796617][ T85] ? devlinks_xa_find_get.constprop.0+0x260/0x260 [ 57.803039][ T85] ? cttimeout_net_pre_exit+0x109/0x500 [ 57.808596][ T85] ? devlinks_xa_find_get.constprop.0+0x260/0x260 [ 57.815024][ T85] cleanup_net+0x451/0xb10 [ 57.819449][ T85] ? unregister_pernet_device+0x70/0x70 [ 57.825009][ T85] process_one_work+0x9bf/0x1710 [ 57.829979][ T85] ? pwq_dec_nr_in_flight+0x2a0/0x2a0 [ 57.835372][ T85] ? rwlock_bug.part.0+0x90/0x90 [ 57.840317][ T85] ? _raw_spin_lock_irq+0x41/0x50 [ 57.845358][ T85] worker_thread+0x665/0x1080 [ 57.850059][ T85] ? __kthread_parkme+0x15f/0x220 [ 57.855195][ T85] ? process_one_work+0x1710/0x1710 [ 57.860415][ T85] kthread+0x2e4/0x3a0 [ 57.864504][ T85] ? kthread_complete_and_exit+0x40/0x40 [ 57.870153][ T85] ret_from_fork+0x1f/0x30 [ 57.874599][ T85] [ 57.877689][ T85] Kernel Offset: disabled [ 57.882103][ T85] Rebooting in 86400 seconds..