Warning: Permanently added '10.128.0.79' (ECDSA) to the list of known hosts.
2022/02/15 18:29:00 fuzzer started
2022/02/15 18:29:00 connecting to host at 10.128.0.169:35533
2022/02/15 18:29:00 checking machine...
2022/02/15 18:29:00 checking revisions...
2022/02/15 18:29:01 testing simple program...
syzkaller login: [ 47.007949][ T3595] cgroup: Unknown subsys name 'net'
[ 47.147368][ T3595] cgroup: Unknown subsys name 'rlimit'
[ 48.405550][ T3599] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 48.414093][ T3599] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 48.422492][ T3599] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 48.431551][ T3599] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 48.440155][ T3599] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 48.448955][ T3599] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 48.539202][ T3597] chnl_net:caif_netlink_parms(): no params data found
[ 48.583807][ T3597] bridge0: port 1(bridge_slave_0) entered blocking state
[ 48.592576][ T3597] bridge0: port 1(bridge_slave_0) entered disabled state
[ 48.601765][ T3597] device bridge_slave_0 entered promiscuous mode
[ 48.612065][ T3597] bridge0: port 2(bridge_slave_1) entered blocking state
[ 48.619329][ T3597] bridge0: port 2(bridge_slave_1) entered disabled state
[ 48.627537][ T3597] device bridge_slave_1 entered promiscuous mode
[ 48.649027][ T3597] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 48.662065][ T3597] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 48.685798][ T3597] team0: Port device team_slave_0 added
[ 48.693520][ T3597] team0: Port device team_slave_1 added
[ 48.711768][ T3597] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 48.719137][ T3597] 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.
[ 48.746470][ T3597] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 48.759785][ T3597] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 48.767379][ T3597] 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.
[ 48.793745][ T3597] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 48.818688][ T3597]
[ 48.821438][ T3597] =============================
[ 48.826543][ T3597] WARNING: suspicious RCU usage
[ 48.831560][ T3597] 5.17.0-rc2-syzkaller-00961-g8cbf062a250e #0 Not tainted
[ 48.838812][ T3597] -----------------------------
[ 48.843715][ T3597] net/hsr/hsr_framereg.c:34 suspicious rcu_dereference_check() usage!
[ 48.852445][ T3597]
[ 48.852445][ T3597] other info that might help us debug this:
[ 48.852445][ T3597]
[ 48.863144][ T3597]
[ 48.863144][ T3597] rcu_scheduler_active = 2, debug_locks = 1
[ 48.871517][ T3597] 2 locks held by syz-executor.0/3597:
[ 48.876997][ T3597] #0: ffffffff8d32cae8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3be/0xb80
[ 48.886952][ T3597] #1: ffff88807753d5f0 (&hsr->list_lock){+...}-{2:2}, at: hsr_create_self_node+0x225/0x650
[ 48.897344][ T3597]
[ 48.897344][ T3597] stack backtrace:
[ 48.903495][ T3597] CPU: 0 PID: 3597 Comm: syz-executor.0 Not tainted 5.17.0-rc2-syzkaller-00961-g8cbf062a250e #0
[ 48.914272][ T3597] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 48.924877][ T3597] Call Trace:
[ 48.928236][ T3597] <TASK>
[ 48.931156][ T3597] dump_stack_lvl+0xcd/0x134
[ 48.935876][ T3597] hsr_node_get_first+0x9b/0xb0
[ 48.940738][ T3597] hsr_create_self_node+0x22d/0x650
[ 48.945950][ T3597] hsr_dev_finalize+0x2c1/0x7d0
[ 48.950934][ T3597] hsr_newlink+0x315/0x730
[ 48.955453][ T3597] ? hsr_dellink+0x130/0x130
[ 48.960134][ T3597] ? rtnl_create_link+0x7e8/0xc00
[ 48.965616][ T3597] ? hsr_dellink+0x130/0x130
[ 48.970412][ T3597] __rtnl_newlink+0x107c/0x1760
[ 48.975642][ T3597] ? rtnl_setlink+0x3c0/0x3c0
[ 48.980666][ T3597] ? is_bpf_text_address+0x77/0x170
[ 48.986108][ T3597] ? lock_downgrade+0x6e0/0x6e0
[ 48.990986][ T3597] ? unwind_next_frame+0xee1/0x1ce0
[ 48.996411][ T3597] ? entry_SYSCALL_64_after_hwframe+0x44/0xae
[ 49.002797][ T3597] ? __sanitizer_cov_trace_cmp4+0x1c/0x70
[ 49.008908][ T3597] ? is_bpf_text_address+0x99/0x170
[ 49.014870][ T3597] ? kernel_text_address+0x39/0x80
[ 49.021072][ T3597] ? __kernel_text_address+0x9/0x30
[ 49.026883][ T3597] ? unwind_get_return_address+0x51/0x90
[ 49.033160][ T3597] ? create_prof_cpu_mask+0x20/0x20
[ 49.039156][ T3597] ? arch_stack_walk+0x93/0xe0
[ 49.044520][ T3597] ? kmem_cache_alloc_trace+0x42/0x2c0
[ 49.050573][ T3597] ? rcu_read_lock_sched_held+0x3a/0x70
[ 49.056483][ T3597] rtnl_newlink+0x64/0xa0
[ 49.060988][ T3597] ? __rtnl_newlink+0x1760/0x1760
[ 49.066288][ T3597] rtnetlink_rcv_msg+0x413/0xb80
[ 49.072008][ T3597] ? rtnl_newlink+0xa0/0xa0
[ 49.076876][ T3597] netlink_rcv_skb+0x153/0x420
[ 49.082043][ T3597] ? rtnl_newlink+0xa0/0xa0
[ 49.087214][ T3597] ? netlink_ack+0xa60/0xa60
[ 49.094421][ T3597] ? netlink_deliver_tap+0x1a2/0xc40
[ 49.099726][ T3597] ? netlink_deliver_tap+0x1b1/0xc40
[ 49.105230][ T3597] netlink_unicast+0x539/0x7e0
[ 49.110015][ T3597] ? netlink_attachskb+0x880/0x880
[ 49.115113][ T3597] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70
[ 49.121525][ T3597] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70
[ 49.127770][ T3597] ? __phys_addr_symbol+0x2c/0x70
[ 49.133397][ T3597] ? __sanitizer_cov_trace_cmp8+0x1d/0x70
[ 49.139348][ T3597] ? __check_object_size+0x16e/0x310
[ 49.144643][ T3597] netlink_sendmsg+0x904/0xe00
[ 49.149471][ T3597] ? netlink_unicast+0x7e0/0x7e0
[ 49.154517][ T3597] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[ 49.160978][ T3597] ? netlink_unicast+0x7e0/0x7e0
[ 49.166323][ T3597] sock_sendmsg+0xcf/0x120
[ 49.170833][ T3597] __sys_sendto+0x21c/0x320
[ 49.175524][ T3597] ? __ia32_sys_getpeername+0xb0/0xb0
[ 49.181262][ T3597] ? lockdep_hardirqs_on_prepare+0x400/0x400
[ 49.187862][ T3597] ? __context_tracking_exit+0xb8/0xe0
[ 49.193760][ T3597] ? lock_downgrade+0x6e0/0x6e0
[ 49.198750][ T3597] ? lock_downgrade+0x6e0/0x6e0
[ 49.203651][ T3597] __x64_sys_sendto+0xdd/0x1b0
[ 49.208631][ T3597] ? lockdep_hardirqs_on+0x79/0x100
[ 49.213862][ T3597] ? syscall_enter_from_user_mode+0x21/0x70
[ 49.220079][ T3597] do_syscall_64+0x35/0xb0
[ 49.224599][ T3597] entry_SYSCALL_64_after_hwframe+0x44/0xae
[ 49.230491][ T3597] RIP: 0033:0x7fb4388d7e1c
[ 49.235021][ T3597] 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
[ 49.256304][ T3597] RSP: 002b:00007fff0d578a50 EFLAGS: 00000293 ORIG_RAX: 000000000000002c
[ 49.265036][ T3597] RAX: ffffffffffffffda RBX: 00007fb439970320 RCX: 00007fb4388d7e1c
[ 49.273010][ T3597] RDX: 0000000000000048 RSI: 00007fb439970370 RDI: 0000000000000003
[ 49.281037][ T3597] RBP: 0000000000000000 R08: 00007fff0d578aa4 R09: 000000000000000c
[ 49.289214][ T3597] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000000
[ 49.297600][ T3597] R13: 00007fb439970370 R14: 0000000000000003 R15: 0000000000000000
[ 49.306255][ T3597] </TASK>
[ 49.314334][ T3597] device hsr_slave_0 entered promiscuous mode
[ 49.324442][ T3597] device hsr_slave_1 entered promiscuous mode
[ 49.453846][ T3597] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 49.466645][ T3597] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 49.479232][ T3597] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 49.491349][ T3597] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 49.523024][ T3597] bridge0: port 2(bridge_slave_1) entered blocking state
[ 49.523341][ T3597] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 49.539247][ T3597] bridge0: port 1(bridge_slave_0) entered blocking state
[ 49.546634][ T3597] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 49.596077][ T3597] 8021q: adding VLAN 0 to HW filter on device bond0
[ 49.610763][ T1131] bridge0: port 1(bridge_slave_0) entered disabled state
[ 49.620102][ T1131] bridge0: port 2(bridge_slave_1) entered disabled state
[ 49.630310][ T1131] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready
[ 49.650195][ T3597] 8021q: adding VLAN 0 to HW filter on device team0
[ 49.658297][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 49.667960][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 49.680675][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 49.689892][ T2926] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 49.700095][ T2926] bridge0: port 1(bridge_slave_0) entered blocking state
[ 49.707449][ T2926] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 49.721654][ T3608] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 49.731075][ T3608] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 49.739918][ T3608] bridge0: port 2(bridge_slave_1) entered blocking state
[ 49.747803][ T3608] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 49.755822][ T3608] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready
[ 49.768910][ T3606] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready
[ 49.789357][ T3597] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network
executing program
[ 49.802153][ T3597] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network
[ 49.814240][ T3608] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready
[ 49.823696][ T3608] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 49.833479][ T3608] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready
[ 49.842964][ T3608] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 49.852999][ T3608] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[ 49.861983][ T3608] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 49.871901][ T3608] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[ 49.880644][ T3608] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 49.889169][ T3608] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 49.897440][ T3608] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 49.919196][ T3597] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 49.926758][ T3608] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 49.934644][ T3608] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 50.042674][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 50.052827][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 50.066138][ T3606] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 50.075833][ T3606] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 50.085112][ T3606] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 50.093997][ T3606] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 50.105717][ T3597] device veth0_vlan entered promiscuous mode
[ 50.117014][ T3597] device veth1_vlan entered promiscuous mode
[ 50.137831][ T3608] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[ 50.147051][ T3608] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
[ 50.155944][ T3608] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 50.165808][ T3608] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 50.177224][ T3597] device veth0_macvtap entered promiscuous mode
[ 50.187745][ T3597] device veth1_macvtap entered promiscuous mode
[ 50.203544][ T3597] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 50.212533][ T3606] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[ 50.221787][ T3606] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[ 50.229775][ T3606] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 50.239506][ T3606] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 50.252433][ T3597] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 50.260796][ T3606] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 50.269776][ T3606] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 50.282547][ T3597] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 50.291765][ T3597] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 50.301162][ T3597] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 50.310213][ T3597] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 50.376252][ T44] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 50.395248][ T44] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 50.407596][ T3606] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 50.407737][ T11] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 50.423590][ T11] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 50.432671][ T21] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
2022/02/15 18:29:04 building call list...
[ 50.472381][ T21] Bluetooth: hci0: command 0x0409 tx timeout
[ 50.689007][ T11] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
executing program
[ 52.847428][ T3618] can: request_module (can-proto-0) failed.
[ 52.870545][ T3618] can: request_module (can-proto-0) failed.
[ 52.882699][ T3597] syz-executor.0 (3597) used greatest stack depth: 22592 bytes left
[ 52.896703][ T3618] can: request_module (can-proto-0) failed.
[ 52.983536][ T11] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0