Warning: Permanently added '10.128.1.112' (ECDSA) to the list of known hosts. 2022/02/22 23:35:20 fuzzer started 2022/02/22 23:35:20 connecting to host at 10.128.0.169:33017 2022/02/22 23:35:20 checking machine... 2022/02/22 23:35:20 checking revisions... 2022/02/22 23:35:20 testing simple program... [ 51.434863][ T3605] cgroup: Unknown subsys name 'net' [ 51.566041][ T3605] cgroup: Unknown subsys name 'rlimit' [ 52.800854][ T3611] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 52.809235][ T3611] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 52.817111][ T3611] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 52.825433][ T3611] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 52.833489][ T3611] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 52.841333][ T3611] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 52.934276][ T3607] chnl_net:caif_netlink_parms(): no params data found [ 52.978594][ T3607] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.986922][ T3607] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.995482][ T3607] device bridge_slave_0 entered promiscuous mode [ 53.005967][ T3607] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.013878][ T3607] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.022881][ T3607] device bridge_slave_1 entered promiscuous mode [ 53.046331][ T3607] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 53.057808][ T3607] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 53.082669][ T3607] team0: Port device team_slave_0 added [ 53.090344][ T3607] team0: Port device team_slave_1 added [ 53.108750][ T3607] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 53.116046][ T3607] 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. [ 53.142526][ T3607] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 53.155857][ T3607] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 53.162960][ T3607] 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. [ 53.189686][ T3607] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 53.214096][ T3607] [ 53.216733][ T3607] ============================= [ 53.221614][ T3607] WARNING: suspicious RCU usage [ 53.226477][ T3607] 5.17.0-rc4-syzkaller-01355-gb4f72786429c #0 Not tainted [ 53.233879][ T3607] ----------------------------- [ 53.238998][ T3607] net/hsr/hsr_framereg.c:34 suspicious rcu_dereference_check() usage! [ 53.247472][ T3607] [ 53.247472][ T3607] other info that might help us debug this: [ 53.247472][ T3607] [ 53.257938][ T3607] [ 53.257938][ T3607] rcu_scheduler_active = 2, debug_locks = 1 [ 53.266157][ T3607] 2 locks held by syz-executor.0/3607: [ 53.271826][ T3607] #0: ffffffff8d32f868 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3be/0xb80 [ 53.281480][ T3607] #1: ffff88801ddd15f0 (&hsr->list_lock){+...}-{2:2}, at: hsr_create_self_node+0x225/0x650 [ 53.291851][ T3607] [ 53.291851][ T3607] stack backtrace: [ 53.297735][ T3607] CPU: 0 PID: 3607 Comm: syz-executor.0 Not tainted 5.17.0-rc4-syzkaller-01355-gb4f72786429c #0 [ 53.308496][ T3607] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.318549][ T3607] Call Trace: [ 53.321826][ T3607] [ 53.324756][ T3607] dump_stack_lvl+0xcd/0x134 [ 53.329511][ T3607] hsr_node_get_first+0x9b/0xb0 [ 53.334379][ T3607] hsr_create_self_node+0x22d/0x650 [ 53.339591][ T3607] hsr_dev_finalize+0x2c1/0x7d0 [ 53.344436][ T3607] hsr_newlink+0x315/0x730 [ 53.348879][ T3607] ? hsr_dellink+0x130/0x130 [ 53.353609][ T3607] ? rtnl_create_link+0x7e8/0xc00 [ 53.358639][ T3607] ? hsr_dellink+0x130/0x130 [ 53.363237][ T3607] __rtnl_newlink+0x107c/0x1760 [ 53.368095][ T3607] ? rtnl_setlink+0x3c0/0x3c0 [ 53.372862][ T3607] ? is_bpf_text_address+0x77/0x170 [ 53.378067][ T3607] ? lock_downgrade+0x6e0/0x6e0 [ 53.382993][ T3607] ? unwind_next_frame+0xee1/0x1ce0 [ 53.388423][ T3607] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 53.394590][ T3607] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 53.400312][ T3607] ? is_bpf_text_address+0x99/0x170 [ 53.405503][ T3607] ? kernel_text_address+0x39/0x80 [ 53.410714][ T3607] ? __kernel_text_address+0x9/0x30 [ 53.415912][ T3607] ? unwind_get_return_address+0x51/0x90 [ 53.421642][ T3607] ? create_prof_cpu_mask+0x20/0x20 [ 53.426844][ T3607] ? arch_stack_walk+0x93/0xe0 [ 53.432002][ T3607] ? rcu_read_lock_sched_held+0x3a/0x70 [ 53.437637][ T3607] rtnl_newlink+0x64/0xa0 [ 53.442060][ T3607] ? __rtnl_newlink+0x1760/0x1760 [ 53.447076][ T3607] rtnetlink_rcv_msg+0x413/0xb80 [ 53.452068][ T3607] ? rtnl_fdb_dump+0x9a0/0x9a0 [ 53.456850][ T3607] netlink_rcv_skb+0x153/0x420 [ 53.461631][ T3607] ? rtnl_fdb_dump+0x9a0/0x9a0 [ 53.466424][ T3607] ? netlink_ack+0xa60/0xa60 [ 53.471011][ T3607] ? netlink_deliver_tap+0x1a2/0xc40 [ 53.476495][ T3607] ? netlink_deliver_tap+0x1b1/0xc40 [ 53.481866][ T3607] netlink_unicast+0x539/0x7e0 [ 53.486632][ T3607] ? netlink_attachskb+0x880/0x880 [ 53.492174][ T3607] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 53.498428][ T3607] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 53.504680][ T3607] ? __phys_addr_symbol+0x2c/0x70 [ 53.509805][ T3607] ? __sanitizer_cov_trace_cmp8+0x1d/0x70 [ 53.515869][ T3607] ? __check_object_size+0x16e/0x310 [ 53.521248][ T3607] netlink_sendmsg+0x904/0xe00 [ 53.526055][ T3607] ? netlink_unicast+0x7e0/0x7e0 [ 53.531007][ T3607] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 53.537277][ T3607] ? netlink_unicast+0x7e0/0x7e0 [ 53.542224][ T3607] sock_sendmsg+0xcf/0x120 [ 53.546650][ T3607] __sys_sendto+0x21c/0x320 [ 53.551232][ T3607] ? __ia32_sys_getpeername+0xb0/0xb0 [ 53.556705][ T3607] ? lockdep_hardirqs_on+0x79/0x100 [ 53.561906][ T3607] ? __context_tracking_exit+0xb8/0xe0 [ 53.567453][ T3607] ? lock_downgrade+0x6e0/0x6e0 [ 53.572529][ T3607] __x64_sys_sendto+0xdd/0x1b0 [ 53.577431][ T3607] ? lockdep_hardirqs_on+0x79/0x100 [ 53.582626][ T3607] ? syscall_enter_from_user_mode+0x21/0x70 [ 53.588718][ T3607] do_syscall_64+0x35/0xb0 [ 53.593224][ T3607] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 53.599164][ T3607] RIP: 0033:0x7fb246807e1c [ 53.603575][ T3607] 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 [ 53.623386][ T3607] RSP: 002b:00007ffc3adc10e0 EFLAGS: 00000293 ORIG_RAX: 000000000000002c [ 53.631802][ T3607] RAX: ffffffffffffffda RBX: 00007fb2478a0320 RCX: 00007fb246807e1c [ 53.639765][ T3607] RDX: 0000000000000048 RSI: 00007fb2478a0370 RDI: 0000000000000003 [ 53.647729][ T3607] RBP: 0000000000000000 R08: 00007ffc3adc1134 R09: 000000000000000c [ 53.655786][ T3607] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000000 [ 53.663839][ T3607] R13: 00007fb2478a0370 R14: 0000000000000003 R15: 0000000000000000 [ 53.672071][ T3607] [ 53.680176][ T3607] device hsr_slave_0 entered promiscuous mode [ 53.687628][ T3607] device hsr_slave_1 entered promiscuous mode [ 53.767533][ T3607] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 53.779390][ T3607] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 53.789978][ T3607] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 53.799063][ T3607] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 53.821860][ T3607] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.829077][ T3607] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.836942][ T3607] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.844306][ T3607] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.888609][ T3607] 8021q: adding VLAN 0 to HW filter on device bond0 [ 53.902692][ T919] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 53.913727][ T919] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.922320][ T919] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.932149][ T919] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 53.946247][ T3607] 8021q: adding VLAN 0 to HW filter on device team0 [ 53.956418][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 53.966039][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 53.974921][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.982968][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.000683][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 54.011019][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 54.020369][ T3616] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.027609][ T3616] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.040337][ T2060] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 54.060898][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 54.071145][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 54.080259][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 54.088678][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 54.097885][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 54.106697][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 54.115074][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 54.123754][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 54.132388][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 54.141724][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 54.153218][ T3607] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 54.171859][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 54.179286][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready executing program [ 54.193302][ T3607] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 54.300235][ T2060] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 54.309387][ T2060] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 54.325713][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 54.334640][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 54.345218][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 54.353459][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 54.361641][ T3607] device veth0_vlan entered promiscuous mode [ 54.373355][ T3607] device veth1_vlan entered promiscuous mode [ 54.393182][ T2060] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 54.402002][ T2060] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 54.410610][ T2060] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 54.419453][ T2060] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 54.429992][ T3607] device veth0_macvtap entered promiscuous mode [ 54.438970][ T3607] device veth1_macvtap entered promiscuous mode [ 54.455482][ T3607] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 54.463332][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 54.472603][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 54.481962][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 54.491563][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 54.503693][ T3607] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 54.512570][ T2060] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 54.521538][ T2060] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 54.533746][ T3607] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 54.543253][ T3607] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 54.552356][ T3607] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 54.561828][ T3607] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 54.624784][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 54.642003][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 54.652583][ T2062] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 54.662765][ T44] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 54.671747][ T44] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 54.680755][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 2022/02/22 23:35:23 building call list... [ 54.938060][ T44] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 57.069309][ T3597] can: request_module (can-proto-0) failed. [ 57.092761][ T3597] can: request_module (can-proto-0) failed. [ 57.117860][ T3597] can: request_module (can-proto-0) failed. executing program [ 57.691715][ T3607] syz-executor.0 (3607) used greatest stack depth: 22600 bytes left [ 57.795083][ T44] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0