[ OK ] Listening on Load/Save RF Kill Switch Status /dev/rfkill Watch. [ OK ] Started Getty on tty6. [ OK ] Started Getty on tty5. [ OK ] Started Getty on tty4. [ OK ] Started Getty on tty3. [ OK ] Started Getty on tty2. [ OK ] Started Serial Getty on ttyS0. [ OK ] Started Getty on tty1. [ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ 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 '10.128.1.110' (ECDSA) to the list of known hosts. 2021/02/24 16:54:06 parsed 1 programs 2021/02/24 16:54:07 executed programs: 0 syzkaller login: [ 36.100379] IPVS: ftp: loaded support on port[0] = 21 [ 36.200124] chnl_net:caif_netlink_parms(): no params data found [ 36.283659] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.290356] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.299205] device bridge_slave_0 entered promiscuous mode [ 36.307174] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.314279] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.321250] device bridge_slave_1 entered promiscuous mode [ 36.338680] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 36.347449] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 36.365975] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 36.373516] team0: Port device team_slave_0 added [ 36.378934] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 36.387211] team0: Port device team_slave_1 added [ 36.403300] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 36.409552] 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. [ 36.435444] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 36.447222] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 36.454116] 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. [ 36.479724] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 36.490836] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 36.499399] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 36.518914] device hsr_slave_0 entered promiscuous mode [ 36.524692] device hsr_slave_1 entered promiscuous mode [ 36.530690] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 36.538804] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 36.603353] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.609769] bridge0: port 2(bridge_slave_1) entered forwarding state [ 36.616781] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.623189] bridge0: port 1(bridge_slave_0) entered forwarding state [ 36.656149] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 36.663385] 8021q: adding VLAN 0 to HW filter on device bond0 [ 36.671114] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 36.680202] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 36.689251] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.696689] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.704146] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 36.715587] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 36.721938] 8021q: adding VLAN 0 to HW filter on device team0 [ 36.731046] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 36.739386] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.745816] bridge0: port 1(bridge_slave_0) entered forwarding state [ 36.756087] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 36.764586] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.770917] bridge0: port 2(bridge_slave_1) entered forwarding state [ 36.793044] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 36.800833] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 36.809133] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 36.816900] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 36.825340] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 36.832509] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 36.840058] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 36.853581] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 36.860796] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 36.868452] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 36.879063] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 36.893474] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 36.903517] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 36.939123] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 36.946645] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 36.954243] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 36.964246] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 36.972410] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 36.979274] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 36.988484] device veth0_vlan entered promiscuous mode [ 36.997994] device veth1_vlan entered promiscuous mode [ 37.004282] IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready [ 37.013401] IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready [ 37.025524] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 37.034565] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 37.042498] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 37.049708] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 37.059207] device veth0_macvtap entered promiscuous mode [ 37.065707] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 37.074819] device veth1_macvtap entered promiscuous mode [ 37.084207] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 37.093290] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 37.104581] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 37.111640] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 37.119968] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 37.129991] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 37.137396] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 37.249124] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready [ 37.256125] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 37.264742] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 37.282227] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 37.296435] IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready [ 37.302971] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 37.310248] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 37.317752] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 38.132184] Bluetooth: hci0: command 0x0409 tx timeout 2021/02/24 16:54:12 executed programs: 105 [ 40.209119] Bluetooth: hci0: command 0x041b tx timeout [ 42.287946] Bluetooth: hci0: command 0x040f tx timeout [ 44.376335] Bluetooth: hci0: command 0x0419 tx timeout 2021/02/24 16:54:17 executed programs: 307 2021/02/24 16:54:22 executed programs: 510 2021/02/24 16:54:23 result: hanged=false err=executor 0: exit status 67 (errno 9: Bad file descriptor) SYZFAIL: netlink_send_ext: netlink read failed (errno 0: Success) SYZFAIL: child failed loop exited with status 67 (errno 9: Bad file descriptor) SYZFAIL: netlink_send_ext: netlink read failed (errno 0: Success) SYZFAIL: child failed loop exited with status 67 [ 51.244423] syz-executor.0 (8097) used greatest stack depth: 23616 bytes left [ 52.432399] IPVS: ftp: loaded support on port[0] = 21 [ 52.604016] chnl_net:caif_netlink_parms(): no params data found [ 52.742368] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.748969] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.756990] device bridge_slave_0 entered promiscuous mode [ 52.764552] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.770944] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.779224] device bridge_slave_1 entered promiscuous mode [ 52.896601] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 52.905462] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 52.923772] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 52.930972] team0: Port device team_slave_0 added [ 52.937084] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 52.945113] team0: Port device team_slave_1 added [ 52.967180] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 52.975864] 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. [ 53.002414] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 53.015098] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 53.021341] 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. [ 53.046754] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 53.060466] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 53.067626] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 53.075871] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 53.082542] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 53.091493] device bridge_slave_1 left promiscuous mode [ 53.097530] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.106953] device bridge_slave_0 left promiscuous mode [ 53.112411] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.125607] device veth1_macvtap left promiscuous mode [ 53.131058] device veth0_macvtap left promiscuous mode [ 53.136502] device veth1_vlan left promiscuous mode [ 53.141732] device veth0_vlan left promiscuous mode [ 54.362365] Bluetooth: hci0: command 0x0409 tx timeout [ 56.441826] Bluetooth: hci0: command 0x041b tx timeout