[ 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 '10.128.0.52' (ECDSA) to the list of known hosts. 2021/05/28 00:46:11 parsed 1 programs 2021/05/28 00:46:18 executed programs: 0 syzkaller login: [ 1081.352712][ T8449] chnl_net:caif_netlink_parms(): no params data found [ 1081.378159][ T8449] bridge0: port 1(bridge_slave_0) entered blocking state [ 1081.385819][ T8449] bridge0: port 1(bridge_slave_0) entered disabled state [ 1081.394353][ T8449] device bridge_slave_0 entered promiscuous mode [ 1081.402326][ T8449] bridge0: port 2(bridge_slave_1) entered blocking state [ 1081.410712][ T8449] bridge0: port 2(bridge_slave_1) entered disabled state [ 1081.418496][ T8449] device bridge_slave_1 entered promiscuous mode [ 1081.429256][ T8449] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1081.439703][ T8449] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1081.453223][ T8449] team0: Port device team_slave_0 added [ 1081.459784][ T8449] team0: Port device team_slave_1 added [ 1081.469504][ T8449] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 1081.476848][ T8449] 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. [ 1081.505419][ T8449] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 1081.516674][ T8449] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 1081.523790][ T8449] 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. [ 1081.549941][ T8449] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 1081.561443][ T8449] device hsr_slave_0 entered promiscuous mode [ 1081.568096][ T8449] device hsr_slave_1 entered promiscuous mode [ 1081.596612][ T8449] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 1081.604855][ T8449] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 1081.613976][ T8449] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 1081.622460][ T8449] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 1081.635200][ T8449] bridge0: port 2(bridge_slave_1) entered blocking state [ 1081.643271][ T8449] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1081.650705][ T8449] bridge0: port 1(bridge_slave_0) entered blocking state [ 1081.657944][ T8449] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1081.678567][ T8449] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1081.688718][ T8660] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1081.697442][ T8660] bridge0: port 1(bridge_slave_0) entered disabled state [ 1081.705801][ T8660] bridge0: port 2(bridge_slave_1) entered disabled state [ 1081.713732][ T8660] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 1081.722814][ T8449] 8021q: adding VLAN 0 to HW filter on device team0 [ 1081.732636][ T4553] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 1081.741794][ T4553] bridge0: port 1(bridge_slave_0) entered blocking state [ 1081.748825][ T4553] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1081.761249][ T4553] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 1081.769957][ T4553] bridge0: port 2(bridge_slave_1) entered blocking state [ 1081.777121][ T4553] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1081.786075][ T8670] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 1081.794951][ T8670] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 1081.804288][ T8425] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 1081.815939][ T8449] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 1081.827647][ T8449] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 1081.839568][ T8670] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 1081.848663][ T8670] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 1081.857794][ T8670] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 1081.871246][ T8425] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 1081.879812][ T8425] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 1081.889951][ T8449] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 1081.901309][ T8425] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 1081.915899][ T8449] device veth0_vlan entered promiscuous mode [ 1081.923501][ T4553] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 1081.932395][ T4553] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 1081.940373][ T4553] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 1081.951284][ T8449] device veth1_vlan entered promiscuous mode [ 1081.963474][ T8670] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 1081.971836][ T8670] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 1081.980082][ T8670] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 1081.991230][ T8449] device veth0_macvtap entered promiscuous mode [ 1081.999827][ T8449] device veth1_macvtap entered promiscuous mode [ 1082.011261][ T8449] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 1082.019142][ T8670] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1082.028634][ T8670] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 1082.038009][ T8449] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 1082.046204][ T8670] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1082.055627][ T8449] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 1082.070516][ T8449] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 1082.079891][ T8449] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 1082.089377][ T8449] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 1082.120837][ T8467] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 1082.137510][ T35] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 1082.138152][ T8467] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 1082.151046][ T35] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 1082.154790][ T8670] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 1082.169358][ T8670] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 1082.188070][ T8693] device vlan2 entered promiscuous mode [ 1082.195050][ T8693] device bond0 entered promiscuous mode [ 1082.200891][ T8693] device bond_slave_0 entered promiscuous mode [ 1082.207683][ T8693] device bond_slave_1 entered promiscuous mode [ 1082.214728][ T8693] device bond0 left promiscuous mode [ 1082.220701][ T8693] device bond_slave_0 left promiscuous mode [ 1082.227091][ T8693] device bond_slave_1 left promiscuous mode [ 1083.361085][ T8671] Bluetooth: hci0: command 0x0409 tx timeout [ 1085.440757][ T8671] Bluetooth: hci0: command 0x041b tx timeout [ 1087.520525][ T2031] Bluetooth: hci0: command 0x040f tx timeout 2021/05/28 00:46:26 executed programs: 1 [ 1087.661561][ T8704] device vlan2 entered promiscuous mode [ 1087.668830][ T8704] device bond0 entered promiscuous mode [ 1087.675045][ T8704] device bond_slave_0 entered promiscuous mode [ 1087.681528][ T8704] device bond_slave_1 entered promiscuous mode [ 1087.688352][ T8704] device bond0 left promiscuous mode [ 1087.694270][ T8704] device bond_slave_0 left promiscuous mode [ 1087.701710][ T8704] device bond_slave_1 left promiscuous mode [ 1087.749078][ T8709] device vlan2 entered promiscuous mode [ 1087.755192][ T8709] device bond0 entered promiscuous mode [ 1087.761890][ T8709] device bond_slave_0 entered promiscuous mode [ 1087.768225][ T8709] device bond_slave_1 entered promiscuous mode [ 1087.775191][ T8709] device bond0 left promiscuous mode [ 1087.780896][ T8709] device bond_slave_0 left promiscuous mode [ 1087.787433][ T8709] device bond_slave_1 left promiscuous mode [ 1088.969395][ T8716] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) [ 1089.600273][ T2031] Bluetooth: hci0: command 0x0419 tx timeout [ 1095.331746][ T8716] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff888118d13840 (size 64): comm "syz-executor.0", pid 8693, jiffies 4295045501 (age 13.180s) 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 00 00 ................ backtrace: [] garp_request_join+0x138/0x220 [] vlan_gvrp_request_join+0x96/0xa0 [] vlan_dev_open+0x1f9/0x330 [] __dev_open+0x175/0x260 [] dev_open+0x71/0xc0 [] bond_enslave+0x3b9/0x1930 [] do_set_master+0xe3/0x100 [] __rtnl_newlink+0xc8a/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 BUG: memory leak unreferenced object 0xffff888118ec0e40 (size 64): comm "syz-executor.0", pid 8709, jiffies 4295046057 (age 7.620s) 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 00 00 ................ backtrace: [] garp_request_join+0x138/0x220 [] vlan_gvrp_request_join+0x96/0xa0 [] vlan_dev_open+0x1f9/0x330 [] __dev_open+0x175/0x260 [] dev_open+0x71/0xc0 [] bond_enslave+0x3b9/0x1930 [] do_set_master+0xe3/0x100 [] __rtnl_newlink+0xc8a/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