[ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.184' (ECDSA) to the list of known hosts. 2021/04/06 00:42:17 parsed 1 programs 2021/04/06 00:42:24 executed programs: 0 syzkaller login: [ 1077.160642][ T8411] IPVS: ftp: loaded support on port[0] = 21 [ 1077.225432][ T8411] chnl_net:caif_netlink_parms(): no params data found [ 1077.249146][ T8411] bridge0: port 1(bridge_slave_0) entered blocking state [ 1077.256227][ T8411] bridge0: port 1(bridge_slave_0) entered disabled state [ 1077.263472][ T8411] device bridge_slave_0 entered promiscuous mode [ 1077.270562][ T8411] bridge0: port 2(bridge_slave_1) entered blocking state [ 1077.277779][ T8411] bridge0: port 2(bridge_slave_1) entered disabled state [ 1077.285290][ T8411] device bridge_slave_1 entered promiscuous mode [ 1077.295679][ T8411] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1077.305531][ T8411] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1077.318660][ T8411] team0: Port device team_slave_0 added [ 1077.325066][ T8411] team0: Port device team_slave_1 added [ 1077.334338][ T8411] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 1077.341362][ T8411] 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. [ 1077.367454][ T8411] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 1077.378808][ T8411] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 1077.385900][ T8411] 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. [ 1077.411874][ T8411] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 1077.427253][ T8411] device hsr_slave_0 entered promiscuous mode [ 1077.433492][ T8411] device hsr_slave_1 entered promiscuous mode [ 1077.462292][ T8411] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 1077.469995][ T8411] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 1077.477830][ T8411] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 1077.485402][ T8411] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 1077.497207][ T8411] bridge0: port 2(bridge_slave_1) entered blocking state [ 1077.504240][ T8411] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1077.511453][ T8411] bridge0: port 1(bridge_slave_0) entered blocking state [ 1077.518496][ T8411] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1077.537217][ T8411] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1077.546311][ T8088] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1077.554840][ T8088] bridge0: port 1(bridge_slave_0) entered disabled state [ 1077.562144][ T8088] bridge0: port 2(bridge_slave_1) entered disabled state [ 1077.569991][ T8088] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 1077.578785][ T8411] 8021q: adding VLAN 0 to HW filter on device team0 [ 1077.587008][ T8633] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 1077.595609][ T8633] bridge0: port 1(bridge_slave_0) entered blocking state [ 1077.602632][ T8633] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1077.611553][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 1077.620009][ T35] bridge0: port 2(bridge_slave_1) entered blocking state [ 1077.627042][ T35] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1077.641911][ T8411] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 1077.652331][ T8411] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 1077.663999][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 1077.672131][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 1077.680708][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 1077.688802][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 1077.696769][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 1077.704207][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 1077.717004][ T8411] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 1077.724068][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 1077.731392][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 1077.743548][ T8633] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 1077.756863][ T8411] device veth0_vlan entered promiscuous mode [ 1077.764380][ T8633] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 1077.772305][ T8633] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 1077.780496][ T8633] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 1077.789202][ T8411] device veth1_vlan entered promiscuous mode [ 1077.800960][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 1077.808927][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 1077.817457][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 1077.826421][ T8411] device veth0_macvtap entered promiscuous mode [ 1077.833968][ T8411] device veth1_macvtap entered promiscuous mode [ 1077.844277][ T8411] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 1077.851541][ T8088] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1077.860334][ T8088] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 1077.869657][ T8411] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 1077.876986][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1077.886188][ T8411] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 1077.895024][ T8411] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 1077.903856][ T8411] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 1077.912575][ T8411] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 1077.938776][ T8] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 1077.947390][ T666] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 1077.955923][ T666] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 1077.963297][ T8633] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 1077.971233][ T8] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 1077.980594][ T8633] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 1078.001693][ T8655] device vlan2 entered promiscuous mode [ 1078.008006][ T8655] device batadv0 entered promiscuous mode [ 1078.014149][ T8655] device batadv0 left promiscuous mode [ 1079.223954][ T35] Bluetooth: hci0: command 0x0409 tx timeout [ 1081.303579][ T35] Bluetooth: hci0: command 0x041b tx timeout 2021/04/06 00:42:31 executed programs: 1 [ 1083.393368][ T35] Bluetooth: hci0: command 0x040f tx timeout [ 1083.441255][ T8663] device vlan2 entered promiscuous mode [ 1083.446870][ T8663] device batadv0 entered promiscuous mode [ 1083.453153][ T8663] device batadv0 left promiscuous mode [ 1083.492325][ T8668] device vlan2 entered promiscuous mode [ 1083.498118][ T8668] device batadv0 entered promiscuous mode [ 1083.504802][ T8668] device batadv0 left promiscuous mode [ 1085.463156][ T35] Bluetooth: hci0: command 0x0419 tx timeout 2021/04/06 00:42:37 executed programs: 3 [ 1088.881979][ T8678] device vlan2 entered promiscuous mode [ 1088.887552][ T8678] device batadv0 entered promiscuous mode [ 1088.894221][ T8678] device batadv0 left promiscuous mode [ 1088.962105][ T8683] device vlan2 entered promiscuous mode [ 1088.968047][ T8683] device batadv0 entered promiscuous mode [ 1088.974874][ T8683] device batadv0 left promiscuous mode [ 1090.118238][ T8690] kmemleak: 2 new suspected memory leaks (see /sys/kernel/debug/kmemleak) [ 1096.397659][ T8690] kmemleak: 2 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff88810dae7dc0 (size 64): comm "syz-executor.0", pid 8663, jiffies 4295045621 (age 13.030s) hex dump (first 32 bytes): 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 08 00 00 00 01 02 0b 02 ................ backtrace: [] garp_request_join+0x138/0x220 [] vlan_gvrp_request_join+0x96/0xa0 [] vlan_dev_open+0x1f9/0x330 [] __dev_open+0x175/0x260 [] __dev_change_flags+0x2fa/0x390 [] rtnl_configure_link+0x64/0x130 [] __rtnl_newlink+0xa74/0xdb0 [] rtnl_newlink+0x49/0x70 [] rtnetlink_rcv_msg+0x1fc/0x520 [] netlink_rcv_skb+0x87/0x1d0 [] netlink_unicast+0x392/0x4c0 [] netlink_sendmsg+0x368/0x6a0 [] sock_sendmsg+0x56/0x80 [] ____sys_sendmsg+0x36c/0x390 [] ___sys_sendmsg+0x8b/0xd0 [] __sys_sendmsg+0x88/0x100 BUG: memory leak unreferenced object 0xffff888115c96340 (size 64): comm "syz-executor.0", pid 8668, jiffies 4295045626 (age 12.980s) hex dump (first 32 bytes): 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 08 00 00 00 01 02 0b 02 ................ backtrace: [] garp_request_join+0x138/0x220 [] vlan_gvrp_request_join+0x96/0xa0 [] vlan_dev_open+0x1f9/0x330 [] __dev_open+0x175/0x260 [] __dev_change_flags+0x2fa/0x390 [] rtnl_configure_link+0x64/0x130 [] __rtnl_newlink+0xa74/0xdb0 [] rtnl_newlink+0x49/0x70 [] rtnetlink_rcv_msg+0x1fc/0x520 [] netlink_rcv_skb+0x87/0x1d0 [] netlink_unicast+0x392/0x4c0 [] netlink_sendmsg+0x368/0x6a0 [] sock_sendmsg+0x56/0x80 [] ____sys_sendmsg+0x36c/0x390 [] ___sys_sendmsg+0x8b/0xd0 [] __sys_sendmsg+0x88/0x100 BUG: memory leak unreferenced object 0xffff88811372bac0 (size 64): comm "syz-executor.0", pid 8678, jiffies 4295046165 (age 7.590s) hex dump (first 32 bytes): 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 08 00 00 00 01 02 0b 02 ................ backtrace: [] garp_request_join+0x138/0x220 [] vlan_gvrp_request_join+0x96/0xa0 [] vlan_dev_open+0x1f9/0x330 [] __dev_open+0x175/0x260 [] __dev_change_flags+0x2fa/0x390 [] rtnl_configure_link+0x64/0x130 [] __rtnl_newlink+0xa74/0xdb0 [] rtnl_newlink+0x49/0x70 [] rtnetlink_rcv_msg+0x1fc/0x520 [] netlink_rcv_skb+0x87/0x1d0 [] netlink_unicast+0x392/0x4c0 [] netlink_sendmsg+0x368/0x6a0 [] sock_sendmsg+0x56/0x80 [] ____sys_sendmsg+0x36c/0x390 [] ___sys_sendmsg+0x8b/0xd0 [] __sys_sendmsg+0x88/0x100