[ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... Starting Load/Save RF Kill Switch Status... [ OK ] Started Load/Save RF Kill Switch Status. [ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.230' (ECDSA) to the list of known hosts. 2021/10/09 05:38:29 parsed 1 programs 2021/10/09 05:38:29 executed programs: 0 syzkaller login: [ 411.056680] IPVS: ftp: loaded support on port[0] = 21 [ 411.169237] chnl_net:caif_netlink_parms(): no params data found [ 411.249524] bridge0: port 1(bridge_slave_0) entered blocking state [ 411.256463] bridge0: port 1(bridge_slave_0) entered disabled state [ 411.264768] device bridge_slave_0 entered promiscuous mode [ 411.274258] bridge0: port 2(bridge_slave_1) entered blocking state [ 411.281147] bridge0: port 2(bridge_slave_1) entered disabled state [ 411.288757] device bridge_slave_1 entered promiscuous mode [ 411.306846] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 411.316156] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 411.339290] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 411.346711] team0: Port device team_slave_0 added [ 411.352540] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 411.365020] team0: Port device team_slave_1 added [ 411.381787] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 411.388267] 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. [ 411.414588] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 411.426861] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 411.433792] 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. [ 411.459675] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 411.470775] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 411.478483] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 411.498418] device hsr_slave_0 entered promiscuous mode [ 411.504508] device hsr_slave_1 entered promiscuous mode [ 411.511126] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 411.518598] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 411.585076] bridge0: port 2(bridge_slave_1) entered blocking state [ 411.591527] bridge0: port 2(bridge_slave_1) entered forwarding state [ 411.598518] bridge0: port 1(bridge_slave_0) entered blocking state [ 411.604879] bridge0: port 1(bridge_slave_0) entered forwarding state [ 411.640095] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 411.646183] 8021q: adding VLAN 0 to HW filter on device bond0 [ 411.654885] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 411.664297] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 411.672965] bridge0: port 1(bridge_slave_0) entered disabled state [ 411.680523] bridge0: port 2(bridge_slave_1) entered disabled state [ 411.688262] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 411.698696] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 411.704926] 8021q: adding VLAN 0 to HW filter on device team0 [ 411.714883] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 411.722700] bridge0: port 1(bridge_slave_0) entered blocking state [ 411.729551] bridge0: port 1(bridge_slave_0) entered forwarding state [ 411.738860] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 411.746740] bridge0: port 2(bridge_slave_1) entered blocking state [ 411.753168] bridge0: port 2(bridge_slave_1) entered forwarding state [ 411.770286] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 411.778596] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 411.789723] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 411.796680] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 411.808222] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 411.818265] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 411.824433] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 411.839540] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 411.846948] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 411.854644] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 411.864732] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 411.878450] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 411.889065] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 411.919513] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 411.926766] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 411.934172] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 411.944880] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 411.952880] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 411.960433] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 411.969791] device veth0_vlan entered promiscuous mode [ 411.979313] device veth1_vlan entered promiscuous mode [ 411.985297] IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready [ 411.994616] IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready [ 412.005851] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 412.016806] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 412.024493] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 412.032673] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 412.042322] device veth0_macvtap entered promiscuous mode [ 412.048814] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 412.057828] device veth1_macvtap entered promiscuous mode [ 412.066398] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 412.075834] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 412.086177] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 412.093702] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 412.102271] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 412.112639] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 412.120052] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 412.237158] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready [ 412.244653] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 412.260699] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 412.268798] IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready [ 412.275005] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 412.283642] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 412.291500] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 412.299000] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 413.098132] Bluetooth: hci0: command 0x0409 tx timeout [ 415.177409] Bluetooth: hci0: command 0x041b tx timeout [ 417.265330] Bluetooth: hci0: command 0x040f tx timeout [ 419.337077] Bluetooth: hci0: command 0x0419 tx timeout [ 441.338379] ieee802154 phy0 wpan0: encryption failed: -22 [ 441.344250] ieee802154 phy1 wpan1: encryption failed: -22 2021/10/09 05:39:22 executed programs: 2 [ 462.584846] syz-executor.0 (8130) used greatest stack depth: 23568 bytes left [ 464.160972] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 464.168071] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 464.176642] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 464.183449] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 464.192761] device bridge_slave_1 left promiscuous mode [ 464.198666] bridge0: port 2(bridge_slave_1) entered disabled state [ 464.209430] device bridge_slave_0 left promiscuous mode [ 464.215023] bridge0: port 1(bridge_slave_0) entered disabled state [ 464.228629] device veth1_macvtap left promiscuous mode [ 464.234084] device veth0_macvtap left promiscuous mode [ 464.239688] device veth1_vlan left promiscuous mode [ 464.245048] device veth0_vlan left promiscuous mode [ 466.695402] Bluetooth: hci0: command 0x0409 tx timeout [ 468.160262] device hsr_slave_1 left promiscuous mode [ 468.168244] device hsr_slave_0 left promiscuous mode [ 468.181857] team0 (unregistering): Port device team_slave_1 removed [ 468.193193] team0 (unregistering): Port device team_slave_0 removed [ 468.203266] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 468.214439] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 468.242056] bond0 (unregistering): Released all slaves [ 468.259384] IPVS: ftp: loaded support on port[0] = 21 [ 470.402657] IPVS: ftp: loaded support on port[0] = 21 [ 472.558510] IPVS: ftp: loaded support on port[0] = 21 [ 474.723053] IPVS: ftp: loaded support on port[0] = 21 [ 476.878497] IPVS: ftp: loaded support on port[0] = 21 [ 479.039461] IPVS: ftp: loaded support on port[0] = 21 [ 481.205115] IPVS: ftp: loaded support on port[0] = 21 [ 483.352185] IPVS: ftp: loaded support on port[0] = 21 [ 485.522334] IPVS: ftp: loaded support on port[0] = 21 [ 487.684363] IPVS: ftp: loaded support on port[0] = 21 [ 489.828776] IPVS: ftp: loaded support on port[0] = 21 2021/10/09 05:39:49 executor failed 11 times: executor 0: exit status 67 SYZFAIL: tun: can't open /dev/net/tun (errno 6: No such device or address) loop exited with status 67 SYZFAIL: tun: can't open /dev/net/tun (errno 6: No such device or address) loop exited with status 67