Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.10.40' (ECDSA) to the list of known hosts. 2021/02/24 03:27:08 parsed 1 programs 2021/02/24 03:27:08 executed programs: 0 syzkaller login: [ 77.935689][ T8375] IPVS: ftp: loaded support on port[0] = 21 [ 78.107207][ T8375] chnl_net:caif_netlink_parms(): no params data found [ 78.170965][ T8375] bridge0: port 1(bridge_slave_0) entered blocking state [ 78.178820][ T8375] bridge0: port 1(bridge_slave_0) entered disabled state [ 78.187330][ T8375] device bridge_slave_0 entered promiscuous mode [ 78.196710][ T8375] bridge0: port 2(bridge_slave_1) entered blocking state [ 78.203824][ T8375] bridge0: port 2(bridge_slave_1) entered disabled state [ 78.212043][ T8375] device bridge_slave_1 entered promiscuous mode [ 78.235637][ T8375] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 78.249727][ T8375] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 78.273776][ T8375] team0: Port device team_slave_0 added [ 78.281379][ T8375] team0: Port device team_slave_1 added [ 78.300034][ T8375] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 78.308511][ T8375] 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. [ 78.335260][ T8375] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 78.348410][ T8375] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 78.355739][ T8375] 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. [ 78.381827][ T8375] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 78.409769][ T8375] device hsr_slave_0 entered promiscuous mode [ 78.416627][ T8375] device hsr_slave_1 entered promiscuous mode [ 78.526533][ T8375] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 78.539721][ T8375] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 78.549067][ T8375] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 78.561650][ T8375] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 78.589326][ T8375] bridge0: port 2(bridge_slave_1) entered blocking state [ 78.596619][ T8375] bridge0: port 2(bridge_slave_1) entered forwarding state [ 78.604525][ T8375] bridge0: port 1(bridge_slave_0) entered blocking state [ 78.611823][ T8375] bridge0: port 1(bridge_slave_0) entered forwarding state [ 78.661925][ T8375] 8021q: adding VLAN 0 to HW filter on device bond0 [ 78.677396][ T3595] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 78.690022][ T3595] bridge0: port 1(bridge_slave_0) entered disabled state [ 78.700416][ T3595] bridge0: port 2(bridge_slave_1) entered disabled state [ 78.710364][ T3595] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 78.726149][ T8375] 8021q: adding VLAN 0 to HW filter on device team0 [ 78.737722][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 78.747347][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 78.754432][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 78.776904][ T8595] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 78.787261][ T8595] bridge0: port 2(bridge_slave_1) entered blocking state [ 78.794378][ T8595] bridge0: port 2(bridge_slave_1) entered forwarding state [ 78.820837][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 78.830482][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 78.839320][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 78.847949][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 78.856752][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 78.867840][ T8375] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 78.887832][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 78.896454][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 78.911261][ T8375] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 78.933751][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 78.956605][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 78.966000][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 78.973825][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 78.986038][ T8375] device veth0_vlan entered promiscuous mode [ 78.998868][ T8375] device veth1_vlan entered promiscuous mode [ 79.022158][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 79.031754][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 79.041367][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 79.054173][ T8375] device veth0_macvtap entered promiscuous mode [ 79.066393][ T8375] device veth1_macvtap entered promiscuous mode [ 79.076311][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 79.097268][ T8375] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 79.104778][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 79.115583][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 79.130491][ T8375] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 79.138423][ T2935] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 79.148759][ T2935] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 79.161870][ T8375] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.171142][ T8375] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.180104][ T8375] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.189596][ T8375] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.301038][ T24] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 79.325589][ T24] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 79.338781][ T3595] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 79.353534][ T216] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 79.363732][ T216] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 79.374699][ T3595] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 79.810565][ T161] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 2021/02/24 03:27:13 result: hanged=false err=executor 0: exit status 67 (errno 9: Bad file descriptor) SYZFAIL: tun read failed (errno 0: Success) SYZFAIL: child failed loop exited with status 67 (errno 9: Bad file descriptor) SYZFAIL: tun read failed (errno 0: Success) SYZFAIL: child failed loop exited with status 67 2021/02/24 03:27:13 executed programs: 1