Warning: Permanently added '10.128.0.159' (ECDSA) to the list of known hosts. 2020/07/16 12:13:02 parsed 1 programs syzkaller login: [ 97.219230][ T3643] kmemleak: Automatic memory scanning thread ended 2020/07/16 12:13:10 executed programs: 0 [ 104.551541][ T26] audit: type=1400 audit(1594901590.131:8): avc: denied { execmem } for pid=6468 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 104.559941][ T6469] IPVS: ftp: loaded support on port[0] = 21 [ 104.598309][ T6469] chnl_net:caif_netlink_parms(): no params data found [ 104.689683][ T6469] bridge0: port 1(bridge_slave_0) entered blocking state [ 104.696798][ T6469] bridge0: port 1(bridge_slave_0) entered disabled state [ 104.704381][ T6469] device bridge_slave_0 entered promiscuous mode [ 104.711311][ T6469] bridge0: port 2(bridge_slave_1) entered blocking state [ 104.718904][ T6469] bridge0: port 2(bridge_slave_1) entered disabled state [ 104.726433][ T6469] device bridge_slave_1 entered promiscuous mode [ 104.736608][ T6469] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 104.746373][ T6469] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 104.759049][ T6469] team0: Port device team_slave_0 added [ 104.765454][ T6469] team0: Port device team_slave_1 added [ 104.774489][ T6469] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 104.781437][ T6469] 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. [ 104.808052][ T6469] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 104.819368][ T6469] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 104.826636][ T6469] 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. [ 104.853052][ T6469] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 104.904017][ T6469] device hsr_slave_0 entered promiscuous mode [ 104.933262][ T6469] device hsr_slave_1 entered promiscuous mode [ 104.985248][ T6469] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 105.013962][ T6469] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 105.073892][ T6469] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 105.123956][ T6469] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 105.187996][ T6469] bridge0: port 2(bridge_slave_1) entered blocking state [ 105.195078][ T6469] bridge0: port 2(bridge_slave_1) entered forwarding state [ 105.202306][ T6469] bridge0: port 1(bridge_slave_0) entered blocking state [ 105.209375][ T6469] bridge0: port 1(bridge_slave_0) entered forwarding state [ 105.227573][ T6469] 8021q: adding VLAN 0 to HW filter on device bond0 [ 105.236149][ T3682] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 105.244182][ T3682] bridge0: port 1(bridge_slave_0) entered disabled state [ 105.251356][ T3682] bridge0: port 2(bridge_slave_1) entered disabled state [ 105.259627][ T3682] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 105.268347][ T6469] 8021q: adding VLAN 0 to HW filter on device team0 [ 105.276574][ T2490] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 105.284956][ T2490] bridge0: port 1(bridge_slave_0) entered blocking state [ 105.291972][ T2490] bridge0: port 1(bridge_slave_0) entered forwarding state [ 105.300571][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 105.309095][ T25] bridge0: port 2(bridge_slave_1) entered blocking state [ 105.316153][ T25] bridge0: port 2(bridge_slave_1) entered forwarding state [ 105.327043][ T2490] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 105.335368][ T2490] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 105.344259][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 105.354224][ T3682] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 105.363368][ T3679] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 105.372236][ T6469] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 105.383080][ T2490] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 105.390429][ T2490] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 105.399772][ T6469] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 105.410424][ T3679] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 105.422812][ T6469] device veth0_vlan entered promiscuous mode [ 105.429112][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 105.437590][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 105.445195][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 105.454559][ T6469] device veth1_vlan entered promiscuous mode [ 105.465346][ T2490] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 105.473389][ T2490] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 105.481166][ T2490] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 105.490528][ T6469] device veth0_macvtap entered promiscuous mode [ 105.498039][ T6469] device veth1_macvtap entered promiscuous mode [ 105.507819][ T6469] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 105.515061][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 105.523629][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 105.532512][ T6469] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 105.540248][ T2490] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 105.591810][ T6691] ubi0: attaching mtd0 [ 105.596726][ T6691] ubi0: scanning is finished [ 105.601336][ T6691] ubi0: empty MTD device detected [ 105.633973][ T6691] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 105.641473][ T6691] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes [ 105.649197][ T6691] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 105.656356][ T6691] ubi0: VID header offset: 64 (aligned 64), data offset: 128 [ 105.665954][ T6691] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 [ 105.672691][ T6691] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 105.681072][ T6691] ubi0: max/mean erase counter: 0/0, WL threshold: 4096, image sequence number: 2106791666 [ 105.691351][ T6691] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 [ 105.701508][ T6695] ubi0: background thread "ubi_bgt0d" started, PID 6695 2020/07/16 12:13:16 executed programs: 1 [ 111.142073][ T6701] ubi0: detaching mtd0 [ 111.146725][ T6701] ubi0: mtd0 is detached [ 111.151121][ T6701] ubi0: attaching mtd0 [ 111.155456][ T6701] ubi0: scanning is finished [ 111.213860][ T6701] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 111.221372][ T6701] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes [ 111.228653][ T6701] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 111.235623][ T6701] ubi0: VID header offset: 64 (aligned 64), data offset: 128 [ 111.243108][ T6701] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 [ 111.249855][ T6701] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 111.257885][ T6701] ubi0: max/mean erase counter: 1/1, WL threshold: 4096, image sequence number: 2106791666 [ 111.267873][ T6701] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 [ 111.277788][ T6706] ubi0: background thread "ubi_bgt0d" started, PID 6706 [ 111.292606][ T6708] ubi0: detaching mtd0 [ 111.297334][ T6708] ubi0: mtd0 is detached [ 111.301802][ T6708] ubi0: attaching mtd0 [ 111.306337][ T6708] ubi0: scanning is finished [ 111.343605][ T6708] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 111.351117][ T6708] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes [ 111.358805][ T6708] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 111.365973][ T6708] ubi0: VID header offset: 64 (aligned 64), data offset: 128 [ 111.373600][ T6708] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 [ 111.380437][ T6708] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 111.388803][ T6708] ubi0: max/mean erase counter: 1/1, WL threshold: 4096, image sequence number: 2106791666 [ 111.399063][ T6708] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 [ 111.409345][ T6715] ubi0: background thread "ubi_bgt0d" started, PID 6715 [ 116.675585][ T6717] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff888127de26c0 (size 32): comm "syz-executor.0", pid 6691, jiffies 4294947836 (age 13.390s) hex dump (first 32 bytes): 00 01 00 00 00 00 ad de 22 01 00 00 00 00 ad de ........"....... 00 00 00 00 00 00 00 00 01 00 00 00 02 00 00 00 ................ backtrace: [<00000000e1f1d290>] erase_aeb+0x25/0x110 [<0000000016586797>] ubi_wl_init+0x191/0x5c0 [<00000000a1946130>] ubi_attach+0x63b/0x1879 [<0000000083259916>] ubi_attach_mtd_dev+0x65c/0xd30 [<00000000c43d04c3>] ctrl_cdev_ioctl+0x144/0x1b0 [<000000007a3d7f23>] ksys_ioctl+0xa6/0xd0 [<0000000099322dee>] __x64_sys_ioctl+0x1a/0x20 [<000000005060692d>] do_syscall_64+0x4c/0xe0 [<00000000c90e5888>] entry_SYSCALL_64_after_hwframe+0x44/0xa9