Warning: Permanently added '10.128.0.9' (ECDSA) to the list of known hosts. 2020/04/10 00:13:55 parsed 1 programs syzkaller login: [ 69.390564][ T3829] kmemleak: Automatic memory scanning thread ended 2020/04/10 00:14:04 executed programs: 0 [ 77.061206][ T25] audit: type=1400 audit(1586477644.714:8): avc: denied { execmem } for pid=6672 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 77.073751][ T6673] IPVS: ftp: loaded support on port[0] = 21 [ 77.107522][ T6673] chnl_net:caif_netlink_parms(): no params data found [ 77.185883][ T6673] bridge0: port 1(bridge_slave_0) entered blocking state [ 77.193018][ T6673] bridge0: port 1(bridge_slave_0) entered disabled state [ 77.200834][ T6673] device bridge_slave_0 entered promiscuous mode [ 77.207974][ T6673] bridge0: port 2(bridge_slave_1) entered blocking state [ 77.215089][ T6673] bridge0: port 2(bridge_slave_1) entered disabled state [ 77.222738][ T6673] device bridge_slave_1 entered promiscuous mode [ 77.232603][ T6673] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 77.242594][ T6673] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 77.255037][ T6673] team0: Port device team_slave_0 added [ 77.261461][ T6673] team0: Port device team_slave_1 added [ 77.270277][ T6673] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 77.277486][ T6673] 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. [ 77.303848][ T6673] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 77.315001][ T6673] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 77.322207][ T6673] 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. [ 77.348292][ T6673] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 77.396621][ T6673] device hsr_slave_0 entered promiscuous mode [ 77.445849][ T6673] device hsr_slave_1 entered promiscuous mode [ 77.505339][ T6673] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 77.536668][ T6673] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 77.606574][ T6673] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 77.646501][ T6673] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 77.710511][ T6673] bridge0: port 2(bridge_slave_1) entered blocking state [ 77.717715][ T6673] bridge0: port 2(bridge_slave_1) entered forwarding state [ 77.725010][ T6673] bridge0: port 1(bridge_slave_0) entered blocking state [ 77.732233][ T6673] bridge0: port 1(bridge_slave_0) entered forwarding state [ 77.748157][ T6673] 8021q: adding VLAN 0 to HW filter on device bond0 [ 77.757295][ T6876] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 77.764746][ T6876] bridge0: port 1(bridge_slave_0) entered disabled state [ 77.772285][ T6876] bridge0: port 2(bridge_slave_1) entered disabled state [ 77.780527][ T6876] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 77.789303][ T6673] 8021q: adding VLAN 0 to HW filter on device team0 [ 77.797279][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 77.805453][ T43] bridge0: port 1(bridge_slave_0) entered blocking state [ 77.812482][ T43] bridge0: port 1(bridge_slave_0) entered forwarding state [ 77.826537][ T6876] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 77.834777][ T6876] bridge0: port 2(bridge_slave_1) entered blocking state [ 77.841820][ T6876] bridge0: port 2(bridge_slave_1) entered forwarding state [ 77.849630][ T6876] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 77.857942][ T6876] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 77.866133][ T6876] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 77.873971][ T6876] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 77.882385][ T6876] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 77.890648][ T6673] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 77.900635][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 77.908282][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 77.917854][ T6673] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 77.928558][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 77.939734][ T6876] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 77.947789][ T6876] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 77.955108][ T6876] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 77.963654][ T6673] device veth0_vlan entered promiscuous mode [ 77.971502][ T6673] device veth1_vlan entered promiscuous mode [ 77.981818][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 77.989900][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 77.997735][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 78.006803][ T6673] device veth0_macvtap entered promiscuous mode [ 78.014162][ T6673] device veth1_macvtap entered promiscuous mode [ 78.024065][ T6673] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 78.031743][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 78.040482][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 78.049537][ T6673] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 78.056983][ T6876] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 78.100925][ T6897] ubi0: attaching mtd0 [ 78.105168][ T6897] ubi0: scanning is finished [ 78.109973][ T6897] ubi0: empty MTD device detected [ 78.126455][ T6897] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 78.133960][ T6897] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes [ 78.141648][ T6897] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 78.149072][ T6897] ubi0: VID header offset: 64 (aligned 64), data offset: 128 [ 78.156843][ T6897] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 [ 78.163612][ T6897] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 78.171882][ T6897] ubi0: max/mean erase counter: 0/0, WL threshold: 4096, image sequence number: 366982215 [ 78.182082][ T6897] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 [ 78.192208][ T6900] ubi0: background thread "ubi_bgt0d" started, PID 6900 2020/04/10 00:14:11 executed programs: 1 [ 84.090535][ T6907] ubi0: detaching mtd0 [ 84.095195][ T6907] ubi0: mtd0 is detached [ 84.099555][ T6907] ubi0: attaching mtd0 [ 84.103731][ T6907] ubi0: scanning is finished [ 84.135450][ T6907] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 84.142980][ T6907] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes [ 84.150552][ T6907] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 84.157807][ T6907] ubi0: VID header offset: 64 (aligned 64), data offset: 128 [ 84.165396][ T6907] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 [ 84.172143][ T6907] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 84.180489][ T6907] ubi0: max/mean erase counter: 1/1, WL threshold: 4096, image sequence number: 366982215 [ 84.190729][ T6907] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 [ 84.200898][ T6911] ubi0: background thread "ubi_bgt0d" started, PID 6911 [ 84.212267][ T6913] ubi0: detaching mtd0 [ 84.216897][ T6913] ubi0: mtd0 is detached [ 84.221320][ T6913] ubi0: attaching mtd0 [ 84.226132][ T6913] ubi0: scanning is finished [ 84.256359][ T6913] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 84.263857][ T6913] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes [ 84.271692][ T6913] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 84.278972][ T6913] ubi0: VID header offset: 64 (aligned 64), data offset: 128 [ 84.286618][ T6913] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 [ 84.293366][ T6913] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 84.301640][ T6913] ubi0: max/mean erase counter: 1/1, WL threshold: 4096, image sequence number: 366982215 [ 84.311913][ T6913] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 [ 84.322081][ T6918] ubi0: background thread "ubi_bgt0d" started, PID 6918 2020/04/10 00:14:17 executed programs: 3 [ 90.150336][ T6923] ubi0: detaching mtd0 [ 90.154855][ T6923] ubi0: mtd0 is detached [ 90.159327][ T6923] ubi0: attaching mtd0 [ 90.163579][ T6923] ubi0: scanning is finished [ 90.194435][ T6923] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 90.201916][ T6923] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes [ 90.209176][ T6923] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 90.216139][ T6923] ubi0: VID header offset: 64 (aligned 64), data offset: 128 [ 90.223480][ T6923] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 [ 90.230289][ T6923] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 90.238289][ T6923] ubi0: max/mean erase counter: 1/1, WL threshold: 4096, image sequence number: 366982215 [ 90.248243][ T6923] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 [ 90.258159][ T6927] ubi0: background thread "ubi_bgt0d" started, PID 6927 [ 90.270356][ T6929] ubi0: detaching mtd0 [ 90.275028][ T6929] ubi0: mtd0 is detached [ 90.279418][ T6929] ubi0: attaching mtd0 [ 90.284089][ T6929] ubi0: scanning is finished [ 90.315109][ T6929] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 90.322618][ T6929] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes [ 90.330097][ T6929] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 90.337187][ T6929] ubi0: VID header offset: 64 (aligned 64), data offset: 128 [ 90.344885][ T6929] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 [ 90.351623][ T6929] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 90.359859][ T6929] ubi0: max/mean erase counter: 1/1, WL threshold: 4096, image sequence number: 366982215 [ 90.369899][ T6929] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 [ 90.379974][ T6935] ubi0: background thread "ubi_bgt0d" started, PID 6935 [ 96.009455][ T6937] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff888127f9fa80 (size 32): comm "syz-executor.0", pid 6897, jiffies 4294945087 (age 20.440s) hex dump (first 32 bytes): 00 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 02 00 00 00 ................ backtrace: [<00000000ad5d8a06>] erase_aeb+0x25/0x110 [<000000003fcc67d7>] ubi_wl_init+0x193/0x5c0 [<0000000003a4acd4>] ubi_attach+0x611/0x18ba [<00000000d826dafb>] ubi_attach_mtd_dev+0x665/0xcc0 [<00000000f3fe68e5>] ctrl_cdev_ioctl+0x144/0x1b0 [<000000000bf225be>] ksys_ioctl+0xa6/0xd0 [<00000000849b183d>] __x64_sys_ioctl+0x1a/0x20 [<000000001b86fcb8>] do_syscall_64+0x6e/0x220 [<00000000a11b955c>] entry_SYSCALL_64_after_hwframe+0x44/0xa9