Warning: Permanently added '10.128.1.21' (ECDSA) to the list of known hosts. 2022/02/19 12:48:06 fuzzer started 2022/02/19 12:48:06 connecting to host at 10.128.0.169:35361 2022/02/19 12:48:06 checking machine... 2022/02/19 12:48:06 checking revisions... 2022/02/19 12:48:06 testing simple program... [ 42.863952][ T3601] cgroup: Unknown subsys name 'net' [ 42.996621][ T3601] cgroup: Unknown subsys name 'rlimit' [ 44.198277][ T3606] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 44.206671][ T3606] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 44.214568][ T3606] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 44.222528][ T3606] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 44.230495][ T3606] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 44.237789][ T3606] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 44.328058][ T3604] chnl_net:caif_netlink_parms(): no params data found [ 44.372767][ T3604] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.380477][ T3604] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.388293][ T3604] device bridge_slave_0 entered promiscuous mode [ 44.397468][ T3604] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.404707][ T3604] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.413017][ T3604] device bridge_slave_1 entered promiscuous mode [ 44.434007][ T3604] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 44.444847][ T3604] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 44.467150][ T3604] team0: Port device team_slave_0 added [ 44.474563][ T3604] team0: Port device team_slave_1 added [ 44.492019][ T3604] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 44.498957][ T3604] 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. [ 44.525048][ T3604] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 44.538477][ T3604] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 44.545524][ T3604] 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. [ 44.571854][ T3604] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 44.596231][ T3604] [ 44.598659][ T3604] ============================= [ 44.603541][ T3604] WARNING: suspicious RCU usage [ 44.608379][ T3604] 5.17.0-rc4-syzkaller-01359-g7e1b54d07751 #0 Not tainted [ 44.615529][ T3604] ----------------------------- [ 44.620410][ T3604] net/hsr/hsr_framereg.c:34 suspicious rcu_dereference_check() usage! [ 44.628553][ T3604] [ 44.628553][ T3604] other info that might help us debug this: [ 44.628553][ T3604] [ 44.638813][ T3604] [ 44.638813][ T3604] rcu_scheduler_active = 2, debug_locks = 1 [ 44.646900][ T3604] 2 locks held by syz-executor.0/3604: [ 44.652413][ T3604] #0: ffffffff8d32f868 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3be/0xb80 [ 44.661891][ T3604] #1: ffff88807ace55f0 (&hsr->list_lock){+...}-{2:2}, at: hsr_create_self_node+0x225/0x650 [ 44.672081][ T3604] [ 44.672081][ T3604] stack backtrace: [ 44.677970][ T3604] CPU: 0 PID: 3604 Comm: syz-executor.0 Not tainted 5.17.0-rc4-syzkaller-01359-g7e1b54d07751 #0 [ 44.688374][ T3604] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 44.698411][ T3604] Call Trace: [ 44.701672][ T3604] [ 44.704614][ T3604] dump_stack_lvl+0xcd/0x134 [ 44.709193][ T3604] hsr_node_get_first+0x9b/0xb0 [ 44.714027][ T3604] hsr_create_self_node+0x22d/0x650 [ 44.719207][ T3604] hsr_dev_finalize+0x2c1/0x7d0 [ 44.724043][ T3604] hsr_newlink+0x315/0x730 [ 44.728565][ T3604] ? hsr_dellink+0x130/0x130 [ 44.733177][ T3604] ? rtnl_create_link+0x7e8/0xc00 [ 44.738215][ T3604] ? hsr_dellink+0x130/0x130 [ 44.742798][ T3604] __rtnl_newlink+0x107c/0x1760 [ 44.747660][ T3604] ? rtnl_setlink+0x3c0/0x3c0 [ 44.752384][ T3604] ? is_bpf_text_address+0x77/0x170 [ 44.757593][ T3604] ? lock_downgrade+0x6e0/0x6e0 [ 44.762436][ T3604] ? unwind_next_frame+0xee1/0x1ce0 [ 44.767629][ T3604] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 44.773691][ T3604] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 44.779513][ T3604] ? is_bpf_text_address+0x99/0x170 [ 44.784731][ T3604] ? kernel_text_address+0x39/0x80 [ 44.789837][ T3604] ? __kernel_text_address+0x9/0x30 [ 44.795021][ T3604] ? unwind_get_return_address+0x51/0x90 [ 44.800637][ T3604] ? create_prof_cpu_mask+0x20/0x20 [ 44.805821][ T3604] ? arch_stack_walk+0x93/0xe0 [ 44.810691][ T3604] ? kmem_cache_alloc_trace+0x42/0x3d0 [ 44.816157][ T3604] ? rcu_read_lock_sched_held+0x3a/0x70 [ 44.821715][ T3604] rtnl_newlink+0x64/0xa0 [ 44.826042][ T3604] ? __rtnl_newlink+0x1760/0x1760 [ 44.831055][ T3604] rtnetlink_rcv_msg+0x413/0xb80 [ 44.835983][ T3604] ? rtnl_fdb_dump+0x9a0/0x9a0 [ 44.840743][ T3604] netlink_rcv_skb+0x153/0x420 [ 44.845504][ T3604] ? rtnl_fdb_dump+0x9a0/0x9a0 [ 44.850262][ T3604] ? netlink_ack+0xa60/0xa60 [ 44.854848][ T3604] ? netlink_deliver_tap+0x1a2/0xc40 [ 44.860121][ T3604] ? netlink_deliver_tap+0x1b1/0xc40 [ 44.865403][ T3604] netlink_unicast+0x539/0x7e0 [ 44.870153][ T3604] ? netlink_attachskb+0x880/0x880 [ 44.875246][ T3604] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 44.881474][ T3604] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 44.887697][ T3604] ? __phys_addr_symbol+0x2c/0x70 [ 44.892705][ T3604] ? __sanitizer_cov_trace_cmp8+0x1d/0x70 [ 44.898843][ T3604] ? __check_object_size+0x16e/0x310 [ 44.904121][ T3604] netlink_sendmsg+0x904/0xe00 [ 44.908876][ T3604] ? netlink_unicast+0x7e0/0x7e0 [ 44.913802][ T3604] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 44.920210][ T3604] ? netlink_unicast+0x7e0/0x7e0 [ 44.925137][ T3604] sock_sendmsg+0xcf/0x120 [ 44.929546][ T3604] __sys_sendto+0x21c/0x320 [ 44.936142][ T3604] ? __ia32_sys_getpeername+0xb0/0xb0 [ 44.941501][ T3604] ? lockdep_hardirqs_on+0x79/0x100 [ 44.946697][ T3604] ? __context_tracking_exit+0xb8/0xe0 [ 44.952160][ T3604] ? lock_downgrade+0x6e0/0x6e0 [ 44.957006][ T3604] __x64_sys_sendto+0xdd/0x1b0 [ 44.961769][ T3604] ? lockdep_hardirqs_on+0x79/0x100 [ 44.966955][ T3604] ? syscall_enter_from_user_mode+0x21/0x70 [ 44.972839][ T3604] do_syscall_64+0x35/0xb0 [ 44.977259][ T3604] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 44.983151][ T3604] RIP: 0033:0x7fa4eaf4ee1c [ 44.987671][ T3604] 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 [ 45.007285][ T3604] RSP: 002b:00007ffec4b521b0 EFLAGS: 00000293 ORIG_RAX: 000000000000002c [ 45.015871][ T3604] RAX: ffffffffffffffda RBX: 00007fa4ebfe7320 RCX: 00007fa4eaf4ee1c [ 45.023826][ T3604] RDX: 0000000000000048 RSI: 00007fa4ebfe7370 RDI: 0000000000000003 [ 45.031780][ T3604] RBP: 0000000000000000 R08: 00007ffec4b52204 R09: 000000000000000c [ 45.039741][ T3604] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000000 [ 45.047708][ T3604] R13: 00007fa4ebfe7370 R14: 0000000000000003 R15: 0000000000000000 [ 45.055672][ T3604] [ 45.063531][ T3604] device hsr_slave_0 entered promiscuous mode [ 45.071573][ T3604] device hsr_slave_1 entered promiscuous mode [ 45.150478][ T3604] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 45.161563][ T3604] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 45.170396][ T3604] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 45.180416][ T3604] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 45.200440][ T3604] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.207727][ T3604] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.215598][ T3604] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.222804][ T3604] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.267550][ T3604] 8021q: adding VLAN 0 to HW filter on device bond0 [ 45.281393][ T1152] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.291442][ T1152] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.299599][ T1152] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.309260][ T1152] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 45.323011][ T3604] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.332172][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 45.341376][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.349868][ T2926] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.357306][ T2926] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.378709][ T3604] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 45.389864][ T3604] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 45.404575][ T1152] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 45.414686][ T1152] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.423335][ T1152] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.430437][ T1152] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.438275][ T1152] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 45.447260][ T1152] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 45.455928][ T1152] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 45.464740][ T1152] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 45.473187][ T1152] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 45.481791][ T1152] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 45.490215][ T1152] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 45.498428][ T1152] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.507244][ T1152] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 45.515613][ T1152] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.534905][ T3604] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 45.546208][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 45.554460][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 45.562580][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 45.570619][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready executing program [ 45.682383][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 45.691125][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 45.699654][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 45.708320][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 45.717006][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 45.725475][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 45.735556][ T3604] device veth0_vlan entered promiscuous mode [ 45.747353][ T3604] device veth1_vlan entered promiscuous mode [ 45.766416][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 45.774880][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 45.783472][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 45.792236][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 45.802887][ T3604] device veth0_macvtap entered promiscuous mode [ 45.813200][ T3604] device veth1_macvtap entered promiscuous mode [ 45.828610][ T3604] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 45.836351][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 45.845140][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 45.853958][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 45.862464][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 45.873120][ T3604] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 45.882414][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 45.891203][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 45.905270][ T3604] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 45.914473][ T3604] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 45.923320][ T3604] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 45.932801][ T3604] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 45.991933][ T90] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 46.008007][ T90] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 46.017888][ T49] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 46.019567][ T1152] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 46.028187][ T49] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 46.042922][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 2022/02/19 12:48:10 building call list... [ 46.279058][ T49] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 48.462755][ T3595] can: request_module (can-proto-0) failed. [ 48.484650][ T3595] can: request_module (can-proto-0) failed. [ 48.505871][ T3595] can: request_module (can-proto-0) failed. executing program [ 48.850504][ T49] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0