Warning: Permanently added '10.128.0.154' (ECDSA) to the list of known hosts. 2020/09/21 07:29:49 parsed 1 programs syzkaller login: [ 1073.341408][ T3672] kmemleak: Automatic memory scanning thread ended 2020/09/21 07:29:56 executed programs: 0 [ 1080.634473][ T24] audit: type=1400 audit(1600673396.701:8): avc: denied { execmem } for pid=6465 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 1081.657577][ T6466] IPVS: ftp: loaded support on port[0] = 21 [ 1081.726160][ T6466] chnl_net:caif_netlink_parms(): no params data found [ 1081.811926][ T6466] bridge0: port 1(bridge_slave_0) entered blocking state [ 1081.818995][ T6466] bridge0: port 1(bridge_slave_0) entered disabled state [ 1081.826459][ T6466] device bridge_slave_0 entered promiscuous mode [ 1081.833178][ T6466] bridge0: port 2(bridge_slave_1) entered blocking state [ 1081.840554][ T6466] bridge0: port 2(bridge_slave_1) entered disabled state [ 1081.847912][ T6466] device bridge_slave_1 entered promiscuous mode [ 1081.857945][ T6466] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1081.867454][ T6466] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1081.879994][ T6466] team0: Port device team_slave_0 added [ 1081.886000][ T6466] team0: Port device team_slave_1 added [ 1081.895439][ T6466] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 1081.902566][ T6466] 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. [ 1081.928751][ T6466] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 1081.939746][ T6466] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 1081.946832][ T6466] 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. [ 1081.973093][ T6466] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 1081.988325][ T6466] device hsr_slave_0 entered promiscuous mode [ 1081.994541][ T6466] device hsr_slave_1 entered promiscuous mode [ 1082.023957][ T6466] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 1082.031327][ T6466] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 1082.040921][ T6466] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 1082.048924][ T6466] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 1082.060675][ T6466] bridge0: port 2(bridge_slave_1) entered blocking state [ 1082.067687][ T6466] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1082.074862][ T6466] bridge0: port 1(bridge_slave_0) entered blocking state [ 1082.081881][ T6466] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1082.098900][ T6466] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1082.107570][ T6681] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1082.115071][ T6681] bridge0: port 1(bridge_slave_0) entered disabled state [ 1082.122547][ T6681] bridge0: port 2(bridge_slave_1) entered disabled state [ 1082.130065][ T6681] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 1082.138893][ T6466] 8021q: adding VLAN 0 to HW filter on device team0 [ 1082.147185][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 1082.155272][ T45] bridge0: port 1(bridge_slave_0) entered blocking state [ 1082.162285][ T45] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1082.175440][ T6466] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 1082.185875][ T6466] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 1082.196864][ T6681] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 1082.204961][ T6681] bridge0: port 2(bridge_slave_1) entered blocking state [ 1082.212004][ T6681] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1082.219815][ T6681] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 1082.228169][ T6681] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 1082.236177][ T6681] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 1082.244047][ T6681] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 1082.255763][ T6466] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 1082.263094][ T6437] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 1082.270601][ T6437] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 1082.278139][ T6437] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 1082.285355][ T6437] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 1082.296435][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 1082.307913][ T6437] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 1082.315790][ T6437] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 1082.323425][ T6437] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 1082.331639][ T6466] device veth0_vlan entered promiscuous mode [ 1082.339240][ T6466] device veth1_vlan entered promiscuous mode [ 1082.349735][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 1082.357415][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 1082.365033][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 1082.374127][ T6466] device veth0_macvtap entered promiscuous mode [ 1082.381543][ T6466] device veth1_macvtap entered promiscuous mode [ 1082.391118][ T6466] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 1082.398347][ T6437] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1082.406836][ T6437] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 1082.415435][ T6466] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 1082.422744][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1082.431762][ T6466] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 1082.440576][ T6466] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 1082.449255][ T6466] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 1082.457983][ T6466] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 1083.716380][ T45] Bluetooth: hci0: command 0x0409 tx timeout [ 1085.796113][ T45] Bluetooth: hci0: command 0x041b tx timeout 2020/09/21 07:30:03 executed programs: 1 [ 1087.886121][ T45] Bluetooth: hci0: command 0x040f tx timeout [ 1089.956122][ T2904] Bluetooth: hci0: command 0x0419 tx timeout 2020/09/21 07:30:09 executed programs: 3 2020/09/21 07:30:14 executed programs: 5 [ 1104.076584][ T6756] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff8881185f9c00 (size 224): comm "syz-executor.0", pid 6729, jiffies 4295046612 (age 12.990s) hex dump (first 32 bytes): a0 6c 69 1d 81 88 ff ff a0 6c 69 1d 81 88 ff ff .li......li..... 00 00 98 12 81 88 ff ff 00 00 00 00 00 00 00 00 ................ backtrace: [<000000006a6da120>] __build_skb+0x1f/0x100 [<0000000089a709f2>] __napi_alloc_skb+0xe5/0x140 [<0000000086118e89>] napi_get_frags+0x3a/0x70 [<000000001f9e6b09>] tun_get_user+0xa43/0x1660 [<0000000026b01c1e>] tun_chr_write_iter+0x66/0xa0 [<000000009eecbcbb>] do_iter_readv_writev+0x207/0x2d0 [<00000000f53a06f6>] do_iter_write+0xac/0x230 [<00000000a90a3c2f>] vfs_writev+0xc1/0x120 [<00000000742dee62>] do_writev+0x83/0x170 [<00000000426c8b1e>] do_syscall_64+0x2d/0x70 [<00000000f272cf89>] entry_SYSCALL_64_after_hwframe+0x44/0xa9