Warning: Permanently added '10.128.1.3' (ECDSA) to the list of known hosts. 2022/02/17 14:44:03 fuzzer started 2022/02/17 14:44:03 connecting to host at 10.128.0.169:44087 2022/02/17 14:44:03 checking machine... 2022/02/17 14:44:03 checking revisions... 2022/02/17 14:44:03 testing simple program... [ 50.163839][ T3596] cgroup: Unknown subsys name 'net' [ 50.275587][ T3596] cgroup: Unknown subsys name 'rlimit' [ 51.557459][ T3600] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 51.566135][ T3600] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 51.573635][ T3600] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 51.581796][ T3602] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 51.590074][ T3602] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 51.597535][ T3602] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 51.683454][ T3598] chnl_net:caif_netlink_parms(): no params data found [ 51.725327][ T3598] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.732735][ T3598] bridge0: port 1(bridge_slave_0) entered disabled state [ 51.740905][ T3598] device bridge_slave_0 entered promiscuous mode [ 51.750861][ T3598] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.758044][ T3598] bridge0: port 2(bridge_slave_1) entered disabled state [ 51.766217][ T3598] device bridge_slave_1 entered promiscuous mode [ 51.786551][ T3598] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 51.797641][ T3598] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 51.820417][ T3598] team0: Port device team_slave_0 added [ 51.827852][ T3598] team0: Port device team_slave_1 added [ 51.845044][ T3598] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 51.852077][ T3598] 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. [ 51.879083][ T3598] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 51.892158][ T3598] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 51.899389][ T3598] 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. [ 51.925960][ T3598] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 51.949893][ T3598] [ 51.952364][ T3598] ============================= [ 51.957263][ T3598] WARNING: suspicious RCU usage [ 51.962105][ T3598] 5.17.0-rc3-syzkaller-01235-g5da1033b9e2b #0 Not tainted [ 51.969263][ T3598] ----------------------------- [ 51.974170][ T3598] net/hsr/hsr_framereg.c:34 suspicious rcu_dereference_check() usage! [ 51.982437][ T3598] [ 51.982437][ T3598] other info that might help us debug this: [ 51.982437][ T3598] [ 51.992727][ T3598] [ 51.992727][ T3598] rcu_scheduler_active = 2, debug_locks = 1 [ 52.000910][ T3598] 2 locks held by syz-executor.0/3598: [ 52.006451][ T3598] #0: ffffffff8d32cb28 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3be/0xb80 [ 52.015945][ T3598] #1: ffff88801df215f0 (&hsr->list_lock){+...}-{2:2}, at: hsr_create_self_node+0x225/0x650 [ 52.026312][ T3598] [ 52.026312][ T3598] stack backtrace: [ 52.032210][ T3598] CPU: 0 PID: 3598 Comm: syz-executor.0 Not tainted 5.17.0-rc3-syzkaller-01235-g5da1033b9e2b #0 [ 52.042692][ T3598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.052817][ T3598] Call Trace: [ 52.056080][ T3598] [ 52.058994][ T3598] dump_stack_lvl+0xcd/0x134 [ 52.063573][ T3598] hsr_node_get_first+0x9b/0xb0 [ 52.068420][ T3598] hsr_create_self_node+0x22d/0x650 [ 52.073604][ T3598] hsr_dev_finalize+0x2c1/0x7d0 [ 52.078448][ T3598] hsr_newlink+0x315/0x730 [ 52.083020][ T3598] ? hsr_dellink+0x130/0x130 [ 52.087606][ T3598] ? rtnl_create_link+0x7e8/0xc00 [ 52.092636][ T3598] ? hsr_dellink+0x130/0x130 [ 52.097296][ T3598] __rtnl_newlink+0x107c/0x1760 [ 52.102146][ T3598] ? rtnl_setlink+0x3c0/0x3c0 [ 52.106840][ T3598] ? is_bpf_text_address+0x77/0x170 [ 52.112060][ T3598] ? lock_downgrade+0x6e0/0x6e0 [ 52.117003][ T3598] ? unwind_next_frame+0xee1/0x1ce0 [ 52.122191][ T3598] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 52.128248][ T3598] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 52.134077][ T3598] ? is_bpf_text_address+0x99/0x170 [ 52.139339][ T3598] ? kernel_text_address+0x39/0x80 [ 52.144587][ T3598] ? __kernel_text_address+0x9/0x30 [ 52.149803][ T3598] ? unwind_get_return_address+0x51/0x90 [ 52.155435][ T3598] ? create_prof_cpu_mask+0x20/0x20 [ 52.160808][ T3598] ? arch_stack_walk+0x93/0xe0 [ 52.165787][ T3598] ? kmem_cache_alloc_trace+0x42/0x2c0 [ 52.171255][ T3598] ? rcu_read_lock_sched_held+0x3a/0x70 [ 52.176980][ T3598] rtnl_newlink+0x64/0xa0 [ 52.181300][ T3598] ? __rtnl_newlink+0x1760/0x1760 [ 52.186307][ T3598] rtnetlink_rcv_msg+0x413/0xb80 [ 52.191241][ T3598] ? rtnl_newlink+0xa0/0xa0 [ 52.195756][ T3598] netlink_rcv_skb+0x153/0x420 [ 52.200659][ T3598] ? rtnl_newlink+0xa0/0xa0 [ 52.205160][ T3598] ? netlink_ack+0xa60/0xa60 [ 52.209829][ T3598] ? netlink_deliver_tap+0x1a2/0xc40 [ 52.215121][ T3598] ? netlink_deliver_tap+0x1b1/0xc40 [ 52.220410][ T3598] netlink_unicast+0x539/0x7e0 [ 52.225181][ T3598] ? netlink_attachskb+0x880/0x880 [ 52.230295][ T3598] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 52.236540][ T3598] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 52.242769][ T3598] ? __phys_addr_symbol+0x2c/0x70 [ 52.247790][ T3598] ? __sanitizer_cov_trace_cmp8+0x1d/0x70 [ 52.253666][ T3598] ? __check_object_size+0x16e/0x310 [ 52.258936][ T3598] netlink_sendmsg+0x904/0xe00 [ 52.263688][ T3598] ? netlink_unicast+0x7e0/0x7e0 [ 52.268652][ T3598] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 52.275091][ T3598] ? netlink_unicast+0x7e0/0x7e0 [ 52.280016][ T3598] sock_sendmsg+0xcf/0x120 [ 52.284508][ T3598] __sys_sendto+0x21c/0x320 [ 52.289007][ T3598] ? __ia32_sys_getpeername+0xb0/0xb0 [ 52.294375][ T3598] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 52.300359][ T3598] ? __context_tracking_exit+0xb8/0xe0 [ 52.305817][ T3598] ? lock_downgrade+0x6e0/0x6e0 [ 52.310653][ T3598] ? lock_downgrade+0x6e0/0x6e0 [ 52.315495][ T3598] __x64_sys_sendto+0xdd/0x1b0 [ 52.320333][ T3598] ? lockdep_hardirqs_on+0x79/0x100 [ 52.325517][ T3598] ? syscall_enter_from_user_mode+0x21/0x70 [ 52.331774][ T3598] do_syscall_64+0x35/0xb0 [ 52.336175][ T3598] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 52.342066][ T3598] RIP: 0033:0x7f086ead8e1c [ 52.346612][ T3598] Code: fa fa ff ff 44 8b 4c 24 2c 4c 8b 44 24 20 89 c5 44 8b 54 24 28 48 8b 54 24 18 b8 2c 00 00 00 48 8b 74 24 10 8b 7c 24 08 0f 05 <48> 3d 00 f0 ff ff 77 34 89 ef 48 89 44 24 08 e8 20 fb ff ff 48 8b [ 52.366290][ T3598] RSP: 002b:00007fff0d86dd00 EFLAGS: 00000293 ORIG_RAX: 000000000000002c [ 52.374689][ T3598] RAX: ffffffffffffffda RBX: 00007f086fb71320 RCX: 00007f086ead8e1c [ 52.382739][ T3598] RDX: 0000000000000048 RSI: 00007f086fb71370 RDI: 0000000000000003 [ 52.390794][ T3598] RBP: 0000000000000000 R08: 00007fff0d86dd54 R09: 000000000000000c [ 52.398938][ T3598] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000000 [ 52.406903][ T3598] R13: 00007f086fb71370 R14: 0000000000000003 R15: 0000000000000000 [ 52.414977][ T3598] [ 52.425425][ T3598] device hsr_slave_0 entered promiscuous mode [ 52.432835][ T3598] device hsr_slave_1 entered promiscuous mode [ 52.510078][ T3598] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 52.520576][ T3598] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 52.529590][ T3598] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 52.539257][ T3598] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 52.560162][ T3598] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.567362][ T3598] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.575592][ T3598] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.582671][ T3598] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.629651][ T3598] 8021q: adding VLAN 0 to HW filter on device bond0 [ 52.642279][ T1132] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 52.653500][ T1132] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.663365][ T1132] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.671537][ T1132] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 52.686422][ T3598] 8021q: adding VLAN 0 to HW filter on device team0 [ 52.697627][ T3608] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 52.706329][ T3608] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 52.715264][ T3608] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.722419][ T3608] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.733954][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 52.742685][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 52.752411][ T6] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.759669][ T6] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.774167][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 52.782941][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 52.801888][ T3598] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 52.813352][ T3598] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 52.826511][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 52.835782][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 52.844656][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 52.853250][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 52.862394][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 52.870947][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 52.880685][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 52.889338][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 52.899639][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 52.908558][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 52.924822][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready executing program [ 52.932280][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 52.946374][ T3598] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 53.075403][ T3608] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 53.084592][ T3608] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 53.103557][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 53.111922][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 53.121250][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 53.129201][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 53.138800][ T3598] device veth0_vlan entered promiscuous mode [ 53.150436][ T3598] device veth1_vlan entered promiscuous mode [ 53.167253][ T3608] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 53.176078][ T3608] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 53.184223][ T3608] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 53.192922][ T3608] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 53.205361][ T3598] device veth0_macvtap entered promiscuous mode [ 53.217496][ T3598] device veth1_macvtap entered promiscuous mode [ 53.231802][ T3598] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 53.240464][ T3608] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 53.248757][ T3608] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 53.256895][ T3608] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 53.266094][ T3608] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 53.279256][ T3598] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 53.286993][ T3317] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 53.296597][ T3317] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 53.307405][ T3598] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.316766][ T3598] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.325745][ T3598] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.334708][ T3598] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.396899][ T58] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 53.405167][ T58] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 53.416091][ T3608] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 53.433112][ T58] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 53.442278][ T58] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 53.450980][ T3608] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 2022/02/17 14:44:07 building call list... [ 53.715798][ T11] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 55.750451][ T3587] can: request_module (can-proto-0) failed. [ 55.773540][ T3587] can: request_module (can-proto-0) failed. [ 55.795759][ T3587] can: request_module (can-proto-0) failed. executing program