[ 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 '10.128.0.239' (ECDSA) to the list of known hosts. 2021/07/03 10:51:57 parsed 1 programs 2021/07/03 10:52:04 executed programs: 0 syzkaller login: [ 1078.867321][ T8442] chnl_net:caif_netlink_parms(): no params data found [ 1078.889207][ T8442] bridge0: port 1(bridge_slave_0) entered blocking state [ 1078.896302][ T8442] bridge0: port 1(bridge_slave_0) entered disabled state [ 1078.905157][ T8442] device bridge_slave_0 entered promiscuous mode [ 1078.913868][ T8442] bridge0: port 2(bridge_slave_1) entered blocking state [ 1078.920905][ T8442] bridge0: port 2(bridge_slave_1) entered disabled state [ 1078.928610][ T8442] device bridge_slave_1 entered promiscuous mode [ 1078.938969][ T8442] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1078.948658][ T8442] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1078.961061][ T8442] team0: Port device team_slave_0 added [ 1078.967321][ T8442] team0: Port device team_slave_1 added [ 1078.976323][ T8442] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 1078.983273][ T8442] 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. [ 1079.009335][ T8442] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 1079.020410][ T8442] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 1079.027713][ T8442] 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. [ 1079.054096][ T8442] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 1079.069683][ T8442] device hsr_slave_0 entered promiscuous mode [ 1079.075930][ T8442] device hsr_slave_1 entered promiscuous mode [ 1079.104664][ T8442] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 1079.113335][ T8442] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 1079.120778][ T8442] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 1079.128840][ T8442] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 1079.139900][ T8442] bridge0: port 2(bridge_slave_1) entered blocking state [ 1079.146933][ T8442] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1079.154177][ T8442] bridge0: port 1(bridge_slave_0) entered blocking state [ 1079.161176][ T8442] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1079.179157][ T8442] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1079.187662][ T8417] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1079.195776][ T8417] bridge0: port 1(bridge_slave_0) entered disabled state [ 1079.203287][ T8417] bridge0: port 2(bridge_slave_1) entered disabled state [ 1079.210604][ T8417] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 1079.219412][ T8442] 8021q: adding VLAN 0 to HW filter on device team0 [ 1079.227482][ T4872] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 1079.235749][ T4872] bridge0: port 1(bridge_slave_0) entered blocking state [ 1079.242848][ T4872] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1079.251539][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 1079.259723][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 1079.266738][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1079.280794][ T8442] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 1079.291325][ T8442] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 1079.302830][ T4872] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 1079.311170][ T4872] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 1079.319327][ T4872] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 1079.327391][ T4872] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 1079.335421][ T4872] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 1079.342686][ T4872] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 1079.355258][ T8442] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 1079.363056][ T4872] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 1079.370376][ T4872] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 1079.380811][ T8417] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 1079.393117][ T4872] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 1079.401053][ T4872] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 1079.408703][ T4872] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 1079.416460][ T8442] device veth0_vlan entered promiscuous mode [ 1079.424945][ T8442] device veth1_vlan entered promiscuous mode [ 1079.435894][ T8417] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 1079.443668][ T8417] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 1079.451299][ T8417] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 1079.460505][ T8442] device veth0_macvtap entered promiscuous mode [ 1079.467977][ T8442] device veth1_macvtap entered promiscuous mode [ 1079.478049][ T8442] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 1079.485299][ T4872] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1079.493828][ T4872] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 1079.502701][ T8442] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 1079.510079][ T8417] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1079.519133][ T8442] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 1079.527816][ T8442] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 1079.536498][ T8442] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 1079.545325][ T8442] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 1079.575405][ T3011] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 1079.583429][ T3011] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 1079.594740][ T24] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 1079.602540][ T24] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 1079.603948][ T8417] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 1079.617501][ T8417] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 1080.893405][ T8417] Bluetooth: hci0: command 0x0409 tx timeout [ 1082.963121][ T4872] Bluetooth: hci0: command 0x041b tx timeout 2021/07/03 10:52:12 executed programs: 1 [ 1085.043255][ T4872] Bluetooth: hci0: command 0x040f tx timeout [ 1086.192672][ T8708] kmemleak: 2 new suspected memory leaks (see /sys/kernel/debug/kmemleak) [ 1087.123159][ T4872] Bluetooth: hci0: command 0x0419 tx timeout [ 1092.412003][ T8708] kmemleak: 4 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff888119576f40 (size 64): comm "syz-executor.0", pid 8685, jiffies 4295045235 (age 12.840s) 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_change_flags+0x2fa/0x390 [] rtnl_configure_link+0x64/0x130 [] __rtnl_newlink+0xa74/0xdd0 [] 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 0xffff888119576f00 (size 64): comm "syz-executor.0", pid 8685, jiffies 4295045235 (age 12.840s) 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 01 00 00 00 01 02 00 00 ................ backtrace: [] mrp_request_join+0x153/0x260 [] vlan_mvrp_request_join+0x96/0xa0 [] vlan_dev_open+0x1e7/0x330 [] __dev_open+0x175/0x260 [] __dev_change_flags+0x2fa/0x390 [] rtnl_configure_link+0x64/0x130 [] __rtnl_newlink+0xa74/0xdd0 [] 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 0xffff888114446800 (size 64): comm "syz-executor.0", pid 8696, jiffies 4295045772 (age 7.470s) 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_change_flags+0x2fa/0x390 [] rtnl_configure_link+0x64/0x130 [] __rtnl_newlink+0xa74/0xdd0 [] 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