Warning: Permanently added '10.128.1.1' (ECDSA) to the list of known hosts. 2020/05/24 04:30:33 parsed 1 programs 2020/05/24 04:30:33 executed programs: 0 syzkaller login: [ 44.149915][ T7038] IPVS: ftp: loaded support on port[0] = 21 [ 44.233562][ T7038] chnl_net:caif_netlink_parms(): no params data found [ 44.280904][ T7038] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.288398][ T7038] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.296790][ T7038] device bridge_slave_0 entered promiscuous mode [ 44.306560][ T7038] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.314304][ T7038] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.322119][ T7038] device bridge_slave_1 entered promiscuous mode [ 44.341124][ T7038] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 44.351787][ T7038] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 44.373084][ T7038] team0: Port device team_slave_0 added [ 44.381387][ T7038] team0: Port device team_slave_1 added [ 44.397962][ T7038] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 44.405009][ T7038] 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. [ 44.431013][ T7038] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 44.443360][ T7038] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 44.450458][ T7038] 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. [ 44.476395][ T7038] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 44.541115][ T7038] device hsr_slave_0 entered promiscuous mode [ 44.589137][ T7038] device hsr_slave_1 entered promiscuous mode [ 44.731577][ T7038] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 44.770909][ T7038] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 44.811123][ T7038] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 44.850912][ T7038] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 44.932004][ T7038] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.939316][ T7038] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.946981][ T7038] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.954125][ T7038] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.999540][ T7038] 8021q: adding VLAN 0 to HW filter on device bond0 [ 45.012148][ T4159] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.022120][ T4159] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.030744][ T4159] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.040447][ T4159] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 45.053739][ T7038] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.063453][ T2786] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.073347][ T2786] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.080449][ T2786] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.091768][ T4159] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.100477][ T4159] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.107507][ T4159] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.130016][ T4159] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 45.139562][ T4159] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 45.149640][ T4159] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.160806][ T4125] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 45.169172][ T4125] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.180594][ T7038] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 45.196680][ T2786] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 45.204977][ T2786] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 45.216430][ T7038] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 45.234123][ T3586] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 45.243165][ T3586] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 45.261918][ T4125] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 45.271426][ T4125] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 45.283137][ T7038] device veth0_vlan entered promiscuous mode [ 45.291183][ T4125] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 45.300188][ T4125] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 45.311231][ T7038] device veth1_vlan entered promiscuous mode [ 45.329543][ T3586] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 45.337383][ T3586] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 45.346317][ T3586] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 45.355596][ T3586] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 45.366898][ T7038] device veth0_macvtap entered promiscuous mode [ 45.376316][ T7038] device veth1_macvtap entered promiscuous mode [ 45.391688][ T7038] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 45.400094][ T4125] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 45.408405][ T4125] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 45.416283][ T4125] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 45.425237][ T4125] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 45.437534][ T7038] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 45.445544][ T3586] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 45.455225][ T3586] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 45.643064][ T7250] tipc: Started in network mode [ 45.648202][ T7250] tipc: Own node identity ff020000000000000000000000000001, cluster identity 4711 [ 45.660625][ T7250] tipc: Enabling of bearer rejected, failed to enable media [ 45.673878][ T7250] BUG: using smp_processor_id() in preemptible [00000000] code: syz-executor.0/7250 [ 45.683596][ T7250] caller is dst_cache_get+0x55/0x4a0 [ 45.688954][ T7250] CPU: 1 PID: 7250 Comm: syz-executor.0 Not tainted 5.7.0-rc6-syzkaller #0 [ 45.697681][ T7250] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 45.707725][ T7250] Call Trace: [ 45.711085][ T7250] dump_stack+0x1e9/0x30e [ 45.715416][ T7250] check_preemption_disabled+0x1c9/0x240 [ 45.721079][ T7250] dst_cache_get+0x55/0x4a0 [ 45.725559][ T7250] ? tipc_net+0x1be/0x1f0 [ 45.729907][ T7250] tipc_udp_xmit+0x48/0x9e0 [ 45.734391][ T7250] ? tipc_udp_send_msg+0x2ec/0x3d0 [ 45.739482][ T7250] tipc_bearer_xmit_skb+0x2f1/0x440 [ 45.744657][ T7250] __tipc_nl_bearer_enable+0xaf3/0xec0 [ 45.750168][ T7250] ? tipc_nl_bearer_enable+0x13/0x30 [ 45.755445][ T7250] tipc_nl_bearer_enable+0x1e/0x30 [ 45.760533][ T7250] genl_rcv_msg+0x1054/0x1530 [ 45.765199][ T7250] netlink_rcv_skb+0x190/0x3a0 [ 45.769936][ T7250] ? genl_unbind+0x270/0x270 [ 45.774530][ T7250] genl_rcv+0x24/0x40 [ 45.778487][ T7250] netlink_unicast+0x786/0x940 [ 45.783269][ T7250] netlink_sendmsg+0xa57/0xd70 [ 45.788031][ T7250] ? netlink_getsockopt+0x9e0/0x9e0 [ 45.793235][ T7250] ____sys_sendmsg+0x4f9/0x7c0 [ 45.798011][ T7250] ? import_iovec+0x12a/0x2c0 [ 45.802688][ T7250] __sys_sendmsg+0x2a6/0x360 [ 45.807266][ T7250] ? __might_fault+0xf5/0x150 [ 45.811924][ T7250] ? _copy_to_user+0x100/0x140 [ 45.816689][ T7250] ? check_preemption_disabled+0xb0/0x240 [ 45.822401][ T7250] ? debug_smp_processor_id+0x5/0x20 [ 45.827691][ T7250] ? trace_irq_disable_rcuidle+0x1f/0x1d0 [ 45.833389][ T7250] ? entry_SYSCALL_64_after_hwframe+0x3e/0xb3 [ 45.839446][ T7250] do_syscall_64+0xf3/0x1b0 [ 45.843954][ T7250] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 45.849830][ T7250] RIP: 0033:0x45ca29 [ 45.853700][ T7250] Code: 0d b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 db b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 45.873283][ T7250] RSP: 002b:00007f7f45fafc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 45.881692][ T7250] RAX: ffffffffffffffda RBX: 0000000000500640 RCX: 000000000045ca29 [ 45.889643][ T7250] RDX: 0000000000000000 RSI: 0000000020000240 RDI: 0000000000000003 [ 45.897595][ T7250] RBP: 000000000078bf00 R08: 0000000000000000 R09: 0000000000000000 [ 45.905570][ T7250] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 45.913539][ T7250] R13: 00000000000009e0 R14: 00000000004ccb11 R15: 00007f7f45fb06d4 [ 45.934495][ T7250] tipc: Enabled bearer , priority 10