Warning: Permanently added '10.128.10.51' (ECDSA) to the list of known hosts. 2022/02/17 11:34:24 fuzzer started 2022/02/17 11:34:25 connecting to host at 10.128.0.169:40787 2022/02/17 11:34:25 checking machine... 2022/02/17 11:34:25 checking revisions... 2022/02/17 11:34:25 testing simple program... [ 50.376331][ T3602] cgroup: Unknown subsys name 'net' [ 50.488074][ T3602] cgroup: Unknown subsys name 'rlimit' [ 51.708170][ T3608] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 51.716807][ T3608] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 51.724719][ T3608] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 51.732711][ T3608] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 51.740459][ T3608] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 51.748207][ T3608] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 51.839569][ T3605] chnl_net:caif_netlink_parms(): no params data found [ 51.884057][ T3605] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.891505][ T3605] bridge0: port 1(bridge_slave_0) entered disabled state [ 51.899549][ T3605] device bridge_slave_0 entered promiscuous mode [ 51.909262][ T3605] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.916678][ T3605] bridge0: port 2(bridge_slave_1) entered disabled state [ 51.924985][ T3605] device bridge_slave_1 entered promiscuous mode [ 51.946218][ T3605] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 51.957196][ T3605] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 51.979921][ T3605] team0: Port device team_slave_0 added [ 51.988362][ T3605] team0: Port device team_slave_1 added [ 52.006421][ T3605] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 52.013482][ T3605] 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. [ 52.039470][ T3605] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 52.052867][ T3605] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 52.059870][ T3605] 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. [ 52.086128][ T3605] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 52.109848][ T3605] [ 52.112346][ T3605] ============================= [ 52.117209][ T3605] WARNING: suspicious RCU usage [ 52.122375][ T3605] 5.17.0-rc3-syzkaller-01223-gc8b441d2fbd0 #0 Not tainted [ 52.129486][ T3605] ----------------------------- [ 52.134372][ T3605] net/hsr/hsr_framereg.c:34 suspicious rcu_dereference_check() usage! [ 52.142574][ T3605] [ 52.142574][ T3605] other info that might help us debug this: [ 52.142574][ T3605] [ 52.152865][ T3605] [ 52.152865][ T3605] rcu_scheduler_active = 2, debug_locks = 1 [ 52.161153][ T3605] 2 locks held by syz-executor.0/3605: [ 52.166670][ T3605] #0: ffffffff8d32cb28 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3be/0xb80 [ 52.176227][ T3605] #1: ffff88807ede95f0 (&hsr->list_lock){+...}-{2:2}, at: hsr_create_self_node+0x225/0x650 [ 52.186457][ T3605] [ 52.186457][ T3605] stack backtrace: [ 52.192419][ T3605] CPU: 1 PID: 3605 Comm: syz-executor.0 Not tainted 5.17.0-rc3-syzkaller-01223-gc8b441d2fbd0 #0 [ 52.192468][ T3605] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.192481][ T3605] Call Trace: [ 52.192488][ T3605] [ 52.219332][ T3605] dump_stack_lvl+0xcd/0x134 [ 52.223945][ T3605] hsr_node_get_first+0x9b/0xb0 [ 52.228811][ T3605] hsr_create_self_node+0x22d/0x650 [ 52.234019][ T3605] hsr_dev_finalize+0x2c1/0x7d0 [ 52.238896][ T3605] hsr_newlink+0x315/0x730 [ 52.243316][ T3605] ? hsr_dellink+0x130/0x130 [ 52.247906][ T3605] ? rtnl_create_link+0x7e8/0xc00 [ 52.253366][ T3605] ? hsr_dellink+0x130/0x130 [ 52.257968][ T3605] __rtnl_newlink+0x107c/0x1760 [ 52.262831][ T3605] ? rtnl_setlink+0x3c0/0x3c0 [ 52.267524][ T3605] ? is_bpf_text_address+0x77/0x170 [ 52.272746][ T3605] ? lock_downgrade+0x6e0/0x6e0 [ 52.277622][ T3605] ? unwind_next_frame+0xee1/0x1ce0 [ 52.282838][ T3605] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 52.288930][ T3605] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 52.294723][ T3605] ? is_bpf_text_address+0x99/0x170 [ 52.300106][ T3605] ? kernel_text_address+0x39/0x80 [ 52.305230][ T3605] ? __kernel_text_address+0x9/0x30 [ 52.310440][ T3605] ? unwind_get_return_address+0x51/0x90 [ 52.316096][ T3605] ? create_prof_cpu_mask+0x20/0x20 [ 52.321416][ T3605] ? arch_stack_walk+0x93/0xe0 [ 52.326240][ T3605] ? kmem_cache_alloc_trace+0x42/0x2c0 [ 52.331720][ T3605] ? rcu_read_lock_sched_held+0x3a/0x70 [ 52.337277][ T3605] rtnl_newlink+0x64/0xa0 [ 52.341615][ T3605] ? __rtnl_newlink+0x1760/0x1760 [ 52.346662][ T3605] rtnetlink_rcv_msg+0x413/0xb80 [ 52.351602][ T3605] ? rtnl_newlink+0xa0/0xa0 [ 52.356127][ T3605] netlink_rcv_skb+0x153/0x420 [ 52.360956][ T3605] ? rtnl_newlink+0xa0/0xa0 [ 52.365474][ T3605] ? netlink_ack+0xa60/0xa60 [ 52.370061][ T3605] ? netlink_deliver_tap+0x1a2/0xc40 [ 52.375350][ T3605] ? netlink_deliver_tap+0x1b1/0xc40 [ 52.380641][ T3605] netlink_unicast+0x539/0x7e0 [ 52.385410][ T3605] ? netlink_attachskb+0x880/0x880 [ 52.390711][ T3605] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 52.396956][ T3605] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 52.403224][ T3605] ? __phys_addr_symbol+0x2c/0x70 [ 52.408251][ T3605] ? __sanitizer_cov_trace_cmp8+0x1d/0x70 [ 52.413977][ T3605] ? __check_object_size+0x16e/0x310 [ 52.419278][ T3605] netlink_sendmsg+0x904/0xe00 [ 52.424063][ T3605] ? netlink_unicast+0x7e0/0x7e0 [ 52.429109][ T3605] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 52.435367][ T3605] ? netlink_unicast+0x7e0/0x7e0 [ 52.440466][ T3605] sock_sendmsg+0xcf/0x120 [ 52.444896][ T3605] __sys_sendto+0x21c/0x320 [ 52.449413][ T3605] ? __ia32_sys_getpeername+0xb0/0xb0 [ 52.454801][ T3605] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 52.460905][ T3605] ? __context_tracking_exit+0xb8/0xe0 [ 52.466376][ T3605] ? lock_downgrade+0x6e0/0x6e0 [ 52.471250][ T3605] ? lock_downgrade+0x6e0/0x6e0 [ 52.476132][ T3605] __x64_sys_sendto+0xdd/0x1b0 [ 52.480939][ T3605] ? lockdep_hardirqs_on+0x79/0x100 [ 52.486173][ T3605] ? syscall_enter_from_user_mode+0x21/0x70 [ 52.492073][ T3605] do_syscall_64+0x35/0xb0 [ 52.496509][ T3605] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 52.502409][ T3605] RIP: 0033:0x7f3ec6bc0e1c [ 52.506833][ T3605] 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 [ 52.526635][ T3605] RSP: 002b:00007ffd8da8f460 EFLAGS: 00000293 ORIG_RAX: 000000000000002c [ 52.535144][ T3605] RAX: ffffffffffffffda RBX: 00007f3ec7c59320 RCX: 00007f3ec6bc0e1c [ 52.543124][ T3605] RDX: 0000000000000048 RSI: 00007f3ec7c59370 RDI: 0000000000000003 [ 52.551092][ T3605] RBP: 0000000000000000 R08: 00007ffd8da8f4b4 R09: 000000000000000c [ 52.559148][ T3605] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000000 [ 52.567115][ T3605] R13: 00007f3ec7c59370 R14: 0000000000000003 R15: 0000000000000000 [ 52.575097][ T3605] [ 52.582063][ T3605] device hsr_slave_0 entered promiscuous mode [ 52.589054][ T3605] device hsr_slave_1 entered promiscuous mode [ 52.667195][ T3605] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 52.677659][ T3605] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 52.687271][ T3605] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 52.696951][ T3605] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 52.717842][ T3605] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.725070][ T3605] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.733026][ T3605] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.740115][ T3605] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.785716][ T3605] 8021q: adding VLAN 0 to HW filter on device bond0 [ 52.803648][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 52.815222][ T6] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.823835][ T6] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.832282][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 52.847814][ T3605] 8021q: adding VLAN 0 to HW filter on device team0 [ 52.856902][ T140] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 52.866597][ T140] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 52.875493][ T140] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.882679][ T140] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.898638][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 52.907351][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 52.917225][ T3615] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.924317][ T3615] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.935953][ T2121] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 52.952344][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 52.960974][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 52.970242][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 52.979283][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 52.988183][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 52.999805][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 53.007781][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 53.016297][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 53.027310][ T2121] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 53.036509][ T2121] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 53.048229][ T3605] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 53.065130][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 53.072835][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 53.086417][ T3605] 8021q: adding VLAN 0 to HW filter on device batadv0 executing program [ 53.202226][ T140] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 53.210815][ T140] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 53.228902][ T3605] device veth0_vlan entered promiscuous mode [ 53.236026][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 53.244353][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 53.254016][ T140] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 53.263105][ T140] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 53.275336][ T3605] device veth1_vlan entered promiscuous mode [ 53.293050][ T2121] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 53.303157][ T2121] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 53.311052][ T2121] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 53.319761][ T2121] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 53.330814][ T3605] device veth0_macvtap entered promiscuous mode [ 53.340984][ T3605] device veth1_macvtap entered promiscuous mode [ 53.354841][ T3605] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 53.364316][ T2121] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 53.372949][ T2121] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 53.380757][ T2121] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 53.389482][ T2121] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 53.400168][ T3605] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 53.408452][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 53.417217][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 53.428695][ T3605] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.438311][ T3605] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.447106][ T3605] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.456028][ T3605] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.513181][ T965] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 53.521249][ T965] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 53.534655][ T140] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 53.549015][ T965] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 53.557490][ T965] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 53.566476][ T140] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 2022/02/17 11:34:28 building call list... [ 53.794388][ T9] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 55.761309][ T3598] can: request_module (can-proto-0) failed. [ 55.784962][ T3598] can: request_module (can-proto-0) failed. [ 55.805581][ T3598] can: request_module (can-proto-0) failed. executing program [ 56.422578][ T9] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0