Warning: Permanently added '10.128.0.41' (ECDSA) to the list of known hosts. 2020/08/21 06:16:30 parsed 1 programs syzkaller login: [ 547.768050][ T3676] kmemleak: Automatic memory scanning thread ended 2020/08/21 06:16:38 executed programs: 0 [ 555.757336][ T24] audit: type=1400 audit(1597990598.190:8): avc: denied { execmem } for pid=6483 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 556.822643][ T6484] IPVS: ftp: loaded support on port[0] = 21 [ 556.876265][ T6484] chnl_net:caif_netlink_parms(): no params data found [ 556.962783][ T6484] bridge0: port 1(bridge_slave_0) entered blocking state [ 556.969958][ T6484] bridge0: port 1(bridge_slave_0) entered disabled state [ 556.977915][ T6484] device bridge_slave_0 entered promiscuous mode [ 556.984746][ T6484] bridge0: port 2(bridge_slave_1) entered blocking state [ 556.991956][ T6484] bridge0: port 2(bridge_slave_1) entered disabled state [ 556.999371][ T6484] device bridge_slave_1 entered promiscuous mode [ 557.009927][ T6484] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 557.019594][ T6484] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 557.032747][ T6484] team0: Port device team_slave_0 added [ 557.039104][ T6484] team0: Port device team_slave_1 added [ 557.048578][ T6484] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 557.055503][ T6484] 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. [ 557.081901][ T6484] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 557.093187][ T6484] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 557.100395][ T6484] 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. [ 557.126530][ T6484] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 557.142863][ T6484] device hsr_slave_0 entered promiscuous mode [ 557.149410][ T6484] device hsr_slave_1 entered promiscuous mode [ 557.178299][ T6484] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 557.187916][ T6484] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 557.195369][ T6484] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 557.204360][ T6484] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 557.217413][ T6484] bridge0: port 2(bridge_slave_1) entered blocking state [ 557.224433][ T6484] bridge0: port 2(bridge_slave_1) entered forwarding state [ 557.231680][ T6484] bridge0: port 1(bridge_slave_0) entered blocking state [ 557.238709][ T6484] bridge0: port 1(bridge_slave_0) entered forwarding state [ 557.255149][ T6484] 8021q: adding VLAN 0 to HW filter on device bond0 [ 557.264524][ T6700] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 557.272722][ T6700] bridge0: port 1(bridge_slave_0) entered disabled state [ 557.280535][ T6700] bridge0: port 2(bridge_slave_1) entered disabled state [ 557.288129][ T6700] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 557.296741][ T6484] 8021q: adding VLAN 0 to HW filter on device team0 [ 557.306552][ T2553] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 557.314687][ T2553] bridge0: port 1(bridge_slave_0) entered blocking state [ 557.321719][ T2553] bridge0: port 1(bridge_slave_0) entered forwarding state [ 557.329308][ T2553] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 557.337534][ T2553] bridge0: port 2(bridge_slave_1) entered blocking state [ 557.344531][ T2553] bridge0: port 2(bridge_slave_1) entered forwarding state [ 557.357271][ T6484] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 557.367605][ T6484] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 557.379286][ T6700] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 557.387945][ T6700] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 557.395903][ T6700] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 557.404229][ T6700] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 557.412456][ T6700] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 557.419899][ T6700] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 557.431463][ T6484] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 557.438546][ T6700] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 557.445860][ T6700] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 557.457336][ T2553] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 557.469424][ T6484] device veth0_vlan entered promiscuous mode [ 557.476375][ T6700] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 557.484267][ T6700] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 557.491924][ T6700] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 557.501049][ T6484] device veth1_vlan entered promiscuous mode [ 557.511627][ T2553] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 557.519584][ T2553] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 557.527555][ T2553] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 557.536892][ T6484] device veth0_macvtap entered promiscuous mode [ 557.544137][ T6484] device veth1_macvtap entered promiscuous mode [ 557.554044][ T6484] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 557.561318][ T6700] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 557.569803][ T6700] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 557.578982][ T6484] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 557.586467][ T2553] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 557.596558][ T6484] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 557.605235][ T6484] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 557.614204][ T6484] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 557.622957][ T6484] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 558.886239][ T2553] Bluetooth: hci0: command 0x0409 tx timeout [ 560.965657][ T2553] Bluetooth: hci0: command 0x041b tx timeout [ 563.055513][ T2553] Bluetooth: hci0: command 0x040f tx timeout 2020/08/21 06:16:46 executed programs: 1 [ 565.125251][ T6700] Bluetooth: hci0: command 0x0419 tx timeout 2020/08/21 06:16:52 executed programs: 3 [ 576.045357][ T6760] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) [ 578.640295][ T6760] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff8881177e7d00 (size 224): comm "syz-executor.0", pid 6737, jiffies 4294993672 (age 14.830s) hex dump (first 32 bytes): a0 1c 09 1c 81 88 ff ff a0 1c 09 1c 81 88 ff ff ................ 00 80 a8 13 81 88 ff ff 00 00 00 00 00 00 00 00 ................ backtrace: [<0000000005f0bb11>] __build_skb+0x1f/0x100 [<000000005f96699b>] __napi_alloc_skb+0xe5/0x140 [<00000000c84a3ac3>] napi_get_frags+0x3a/0x70 [<000000007955e5a7>] tun_get_user+0xa43/0x1660 [<00000000010cccf6>] tun_chr_write_iter+0x66/0xa0 [<000000008b12337a>] new_sync_write+0x173/0x210 [<00000000b16fae46>] vfs_write+0x21d/0x280 [<000000005cfa1f3f>] ksys_write+0x72/0x120 [<000000007242cdd3>] do_syscall_64+0x2d/0x70 [<000000005dde493d>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff8881177e7e00 (size 224): comm "syz-executor.0", pid 6747, jiffies 4294994284 (age 8.710s) hex dump (first 32 bytes): a0 34 ce 13 81 88 ff ff a0 34 ce 13 81 88 ff ff .4.......4...... 00 80 d0 12 81 88 ff ff 00 00 00 00 00 00 00 00 ................ backtrace: [<0000000005f0bb11>] __build_skb+0x1f/0x100 [<000000005f96699b>] __napi_alloc_skb+0xe5/0x140 [<00000000c84a3ac3>] napi_get_frags+0x3a/0x70 [<000000007955e5a7>] tun_get_user+0xa43/0x1660 [<00000000010cccf6>] tun_chr_write_iter+0x66/0xa0 [<000000008b12337a>] new_sync_write+0x173/0x210 [<00000000b16fae46>] vfs_write+0x21d/0x280 [<000000005cfa1f3f>] ksys_write+0x72/0x120 [<000000007242cdd3>] do_syscall_64+0x2d/0x70 [<000000005dde493d>] entry_SYSCALL_64_after_hwframe+0x44/0xa9