Warning: Permanently added '10.128.0.101' (ECDSA) to the list of known hosts. 2020/04/12 13:19:55 parsed 1 programs syzkaller login: [ 83.313151][ T3832] kmemleak: Automatic memory scanning thread ended 2020/04/12 13:20:04 executed programs: 0 [ 90.776479][ T26] audit: type=1400 audit(1586697604.028:8): avc: denied { execmem } for pid=6612 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 90.784233][ T6613] IPVS: ftp: loaded support on port[0] = 21 [ 90.824904][ T6613] chnl_net:caif_netlink_parms(): no params data found [ 90.860007][ T6613] bridge0: port 1(bridge_slave_0) entered blocking state [ 90.867152][ T6613] bridge0: port 1(bridge_slave_0) entered disabled state [ 90.874413][ T6613] device bridge_slave_0 entered promiscuous mode [ 90.881716][ T6613] bridge0: port 2(bridge_slave_1) entered blocking state [ 90.888988][ T6613] bridge0: port 2(bridge_slave_1) entered disabled state [ 90.896379][ T6613] device bridge_slave_1 entered promiscuous mode [ 90.905820][ T6613] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 90.916191][ T6613] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 90.929288][ T6613] team0: Port device team_slave_0 added [ 90.935262][ T6613] team0: Port device team_slave_1 added [ 90.945596][ T6613] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 90.952799][ T6613] 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. [ 90.978915][ T6613] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 90.990665][ T6613] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 90.997856][ T6613] 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. [ 91.023941][ T6613] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 91.106853][ T6613] device hsr_slave_0 entered promiscuous mode [ 91.146193][ T6613] device hsr_slave_1 entered promiscuous mode [ 91.206816][ T6613] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 91.236955][ T6613] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 91.316949][ T6613] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 91.386849][ T6613] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 91.460687][ T6613] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.467742][ T6613] bridge0: port 2(bridge_slave_1) entered forwarding state [ 91.474930][ T6613] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.481947][ T6613] bridge0: port 1(bridge_slave_0) entered forwarding state [ 91.498612][ T6613] 8021q: adding VLAN 0 to HW filter on device bond0 [ 91.507184][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 91.514675][ T5] bridge0: port 1(bridge_slave_0) entered disabled state [ 91.522546][ T5] bridge0: port 2(bridge_slave_1) entered disabled state [ 91.530539][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 91.539274][ T6613] 8021q: adding VLAN 0 to HW filter on device team0 [ 91.547285][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 91.555376][ T25] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.562400][ T25] bridge0: port 1(bridge_slave_0) entered forwarding state [ 91.576270][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 91.584412][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.591450][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 91.599321][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 91.607489][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 91.615587][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 91.623515][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 91.631623][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 91.639733][ T6613] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 91.651133][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 91.658647][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 91.667811][ T6613] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 91.678240][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 91.689497][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 91.697602][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 91.705099][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 91.714788][ T6613] device veth0_vlan entered promiscuous mode [ 91.722824][ T6613] device veth1_vlan entered promiscuous mode [ 91.733040][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 91.740917][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 91.748767][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 91.758535][ T6613] device veth0_macvtap entered promiscuous mode [ 91.765740][ T6613] device veth1_macvtap entered promiscuous mode [ 91.775077][ T6613] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 91.782484][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 91.790902][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 91.800205][ T6613] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 91.807648][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 91.850567][ T6835] ubi0: attaching mtd0 [ 91.854836][ T6835] ubi0: scanning is finished [ 91.861359][ T6835] ubi0: empty MTD device detected [ 91.896038][ T6835] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 91.903517][ T6835] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes [ 91.911225][ T6835] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 91.918344][ T6835] ubi0: VID header offset: 64 (aligned 64), data offset: 128 [ 91.925709][ T6835] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 [ 91.932659][ T6835] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 91.940833][ T6835] ubi0: max/mean erase counter: 0/0, WL threshold: 4096, image sequence number: 3497404363 [ 91.950954][ T6835] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 [ 91.961596][ T6839] ubi0: background thread "ubi_bgt0d" started, PID 6839 2020/04/12 13:20:10 executed programs: 1 [ 97.611665][ T6844] ubi0: detaching mtd0 [ 97.616150][ T6844] ubi0: mtd0 is detached [ 97.620496][ T6844] ubi0: attaching mtd0 [ 97.624666][ T6844] ubi0: scanning is finished [ 97.655836][ T6844] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 97.663359][ T6844] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes [ 97.670575][ T6844] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 97.677633][ T6844] ubi0: VID header offset: 64 (aligned 64), data offset: 128 [ 97.684970][ T6844] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 [ 97.691745][ T6844] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 97.700701][ T6844] ubi0: max/mean erase counter: 1/1, WL threshold: 4096, image sequence number: 3497404363 [ 97.711515][ T6844] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 [ 97.721454][ T6847] ubi0: background thread "ubi_bgt0d" started, PID 6847 [ 97.733698][ T6850] ubi0: detaching mtd0 [ 97.738549][ T6850] ubi0: mtd0 is detached [ 97.742931][ T6850] ubi0: attaching mtd0 [ 97.747512][ T6850] ubi0: scanning is finished [ 97.776428][ T6850] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 97.784033][ T6850] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes [ 97.791690][ T6850] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 97.798832][ T6850] ubi0: VID header offset: 64 (aligned 64), data offset: 128 [ 97.807361][ T6850] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 [ 97.814105][ T6850] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 97.822366][ T6850] ubi0: max/mean erase counter: 1/1, WL threshold: 4096, image sequence number: 3497404363 [ 97.832523][ T6850] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 [ 97.842892][ T6856] ubi0: background thread "ubi_bgt0d" started, PID 6856 [ 101.224788][ T0] NOHZ: local_softirq_pending 08 [ 103.269985][ T6857] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff888127e1d5a0 (size 32): comm "syz-executor.0", pid 6835, jiffies 4294946456 (age 13.820s) 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: [<00000000d68b46c8>] erase_aeb+0x25/0x110 [<00000000601e996d>] ubi_wl_init+0x193/0x5c0 [<00000000a650785f>] ubi_attach+0x611/0x18ba [<000000005f372677>] ubi_attach_mtd_dev+0x665/0xcc0 [<00000000575669d3>] ctrl_cdev_ioctl+0x144/0x1b0 [<00000000cf0b07c5>] ksys_ioctl+0xa6/0xd0 [<000000009245f7df>] __x64_sys_ioctl+0x1a/0x20 [<000000009fe41cf5>] do_syscall_64+0x6e/0x220 [<00000000d2fd7f52>] entry_SYSCALL_64_after_hwframe+0x44/0xa9