[ 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 '10.128.1.126' (ECDSA) to the list of known hosts. 2021/08/04 07:56:33 parsed 1 programs 2021/08/04 07:56:40 executed programs: 0 syzkaller login: [ 1076.160676][ T8464] chnl_net:caif_netlink_parms(): no params data found [ 1076.182424][ T8464] bridge0: port 1(bridge_slave_0) entered blocking state [ 1076.189519][ T8464] bridge0: port 1(bridge_slave_0) entered disabled state [ 1076.196750][ T8464] device bridge_slave_0 entered promiscuous mode [ 1076.204008][ T8464] bridge0: port 2(bridge_slave_1) entered blocking state [ 1076.211242][ T8464] bridge0: port 2(bridge_slave_1) entered disabled state [ 1076.218689][ T8464] device bridge_slave_1 entered promiscuous mode [ 1076.229193][ T8464] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1076.238890][ T8464] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1076.251403][ T8464] team0: Port device team_slave_0 added [ 1076.257441][ T8464] team0: Port device team_slave_1 added [ 1076.266314][ T8464] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 1076.273255][ T8464] 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. [ 1076.299192][ T8464] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 1076.310696][ T8464] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 1076.317689][ T8464] 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. [ 1076.343578][ T8464] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 1076.358875][ T8464] device hsr_slave_0 entered promiscuous mode [ 1076.365147][ T8464] device hsr_slave_1 entered promiscuous mode [ 1076.393432][ T8464] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 1076.400962][ T8464] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 1076.408633][ T8464] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 1076.416001][ T8464] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 1076.427301][ T8464] bridge0: port 2(bridge_slave_1) entered blocking state [ 1076.434334][ T8464] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1076.441566][ T8464] bridge0: port 1(bridge_slave_0) entered blocking state [ 1076.448579][ T8464] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1076.466056][ T8464] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1076.474708][ T4562] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1076.482702][ T4562] bridge0: port 1(bridge_slave_0) entered disabled state [ 1076.490277][ T4562] bridge0: port 2(bridge_slave_1) entered disabled state [ 1076.497925][ T4562] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 1076.506447][ T8464] 8021q: adding VLAN 0 to HW filter on device team0 [ 1076.514551][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 1076.522920][ T7] bridge0: port 1(bridge_slave_0) entered blocking state [ 1076.529933][ T7] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1076.545165][ T8464] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 1076.555545][ T8464] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 1076.566740][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 1076.574862][ T7] bridge0: port 2(bridge_slave_1) entered blocking state [ 1076.581876][ T7] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1076.589623][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 1076.597704][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 1076.605697][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 1076.613723][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 1076.622078][ T8683] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 1076.629463][ T8683] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 1076.642196][ T8464] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 1076.649172][ T8683] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 1076.656464][ T8683] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 1076.667942][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 1076.681108][ T8464] device veth0_vlan entered promiscuous mode [ 1076.687870][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 1076.695737][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 1076.703201][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 1076.711992][ T8464] device veth1_vlan entered promiscuous mode [ 1076.722747][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 1076.730614][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 1076.738508][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 1076.747443][ T8464] device veth0_macvtap entered promiscuous mode [ 1076.755167][ T8464] device veth1_macvtap entered promiscuous mode [ 1076.765043][ T8464] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 1076.772444][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1076.781059][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 1076.790158][ T8464] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 1076.797792][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1076.799111][ T8464] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 1076.814627][ T8464] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 1076.823346][ T8464] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 1076.832406][ T8464] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 1076.863711][ T8690] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 1076.872941][ T8690] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 1076.880037][ T813] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 1076.885934][ T8684] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 1076.889046][ T813] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 1076.903499][ T8684] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 1076.919653][ T8708] syz-executor.0 uses obsolete (PF_INET,SOCK_PACKET) [ 1078.167929][ T8684] Bluetooth: hci0: command 0x0409 tx timeout [ 1080.247358][ T8683] Bluetooth: hci0: command 0x041b tx timeout 2021/08/04 07:56:47 executed programs: 1 [ 1082.327125][ T8439] Bluetooth: hci0: command 0x040f tx timeout [ 1084.416890][ T8683] Bluetooth: hci0: command 0x0419 tx timeout 2021/08/04 07:56:52 executed programs: 3 2021/08/04 07:56:58 executed programs: 5 2021/08/04 07:57:04 executed programs: 7 [ 1104.037276][ T8775] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff888111c3da00 (size 232): comm "softirq", pid 0, jiffies 4295045760 (age 21.390s) hex dump (first 32 bytes): a0 14 76 17 81 88 ff ff a0 14 76 17 81 88 ff ff ..v.......v..... 00 40 ef 11 81 88 ff ff 00 00 00 00 00 00 00 00 .@.............. backtrace: [] __alloc_skb+0x20f/0x280 [] arp_create+0xa3/0x3c0 [] arp_send_dst+0x8b/0x100 [] arp_process+0xef4/0xfe0 [] arp_rcv+0x29c/0x300 [] __netif_receive_skb_list_core+0x349/0x360 [] netif_receive_skb_list_internal+0x355/0x4a0 [] napi_complete_done+0xe2/0x2e0 [] virtnet_poll+0x52d/0x6a0 [] __napi_poll+0x3d/0x290 [] net_rx_action+0x32a/0x410 [] __do_softirq+0xbf/0x29e [] irq_exit_rcu+0x9e/0xc0 [] common_interrupt+0x83/0xa0 [] asm_common_interrupt+0x1e/0x40 [] acpi_idle_do_entry+0xc0/0xd0