Warning: Permanently added '10.128.0.247' (ECDSA) to the list of known hosts. 2020/05/23 03:39:15 parsed 1 programs syzkaller login: [ 102.260300][ T3831] kmemleak: Automatic memory scanning thread ended 2020/05/23 03:39:23 executed programs: 0 [ 109.892968][ T25] audit: type=1400 audit(1590205163.437:8): avc: denied { execmem } for pid=6618 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 109.921711][ T6619] IPVS: ftp: loaded support on port[0] = 21 [ 109.948930][ T6619] chnl_net:caif_netlink_parms(): no params data found [ 109.986772][ T6619] bridge0: port 1(bridge_slave_0) entered blocking state [ 109.996293][ T6619] bridge0: port 1(bridge_slave_0) entered disabled state [ 110.003767][ T6619] device bridge_slave_0 entered promiscuous mode [ 110.011168][ T6619] bridge0: port 2(bridge_slave_1) entered blocking state [ 110.019133][ T6619] bridge0: port 2(bridge_slave_1) entered disabled state [ 110.026709][ T6619] device bridge_slave_1 entered promiscuous mode [ 110.036585][ T6619] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 110.046214][ T6619] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 110.058803][ T6619] team0: Port device team_slave_0 added [ 110.064873][ T6619] team0: Port device team_slave_1 added [ 110.073595][ T6619] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 110.080808][ T6619] 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. [ 110.108865][ T6619] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 110.120588][ T6619] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 110.127885][ T6619] 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. [ 110.155399][ T6619] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 110.196470][ T6619] device hsr_slave_0 entered promiscuous mode [ 110.225739][ T6619] device hsr_slave_1 entered promiscuous mode [ 110.307203][ T6619] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 110.356514][ T6619] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 110.406517][ T6619] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 110.476463][ T6619] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 110.551133][ T6619] bridge0: port 2(bridge_slave_1) entered blocking state [ 110.558422][ T6619] bridge0: port 2(bridge_slave_1) entered forwarding state [ 110.565687][ T6619] bridge0: port 1(bridge_slave_0) entered blocking state [ 110.572789][ T6619] bridge0: port 1(bridge_slave_0) entered forwarding state [ 110.589572][ T6619] 8021q: adding VLAN 0 to HW filter on device bond0 [ 110.598230][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 110.606058][ T5] bridge0: port 1(bridge_slave_0) entered disabled state [ 110.615053][ T5] bridge0: port 2(bridge_slave_1) entered disabled state [ 110.623452][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 110.632200][ T6619] 8021q: adding VLAN 0 to HW filter on device team0 [ 110.640527][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 110.649227][ T44] bridge0: port 1(bridge_slave_0) entered blocking state [ 110.656529][ T44] bridge0: port 1(bridge_slave_0) entered forwarding state [ 110.667249][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 110.675454][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 110.682704][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 110.694701][ T6619] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 110.705615][ T6619] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 110.716961][ T3586] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 110.726796][ T3586] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 110.734810][ T3586] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 110.743139][ T3586] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 110.751867][ T3586] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 110.759174][ T3586] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 110.769657][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 110.777276][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 110.787199][ T6619] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 110.798466][ T3586] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 110.810270][ T6619] device veth0_vlan entered promiscuous mode [ 110.816580][ T3075] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 110.824695][ T3075] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 110.832657][ T3075] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 110.842057][ T6619] device veth1_vlan entered promiscuous mode [ 110.852552][ T3586] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 110.860511][ T3586] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 110.868962][ T3586] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 110.878001][ T6619] device veth0_macvtap entered promiscuous mode [ 110.885298][ T6619] device veth1_macvtap entered promiscuous mode [ 110.894854][ T6619] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 110.902130][ T3075] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 110.910665][ T3075] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 110.919711][ T6619] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 110.927148][ T3586] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 110.972788][ T6842] ubi0: attaching mtd0 [ 110.977054][ T6842] ubi0: scanning is finished [ 110.981651][ T6842] ubi0: empty MTD device detected [ 111.007666][ T6842] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 111.015138][ T6842] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes [ 111.027594][ T6842] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 111.035149][ T6842] ubi0: VID header offset: 64 (aligned 64), data offset: 128 [ 111.042971][ T6842] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 [ 111.050253][ T6842] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 111.058855][ T6842] ubi0: max/mean erase counter: 0/0, WL threshold: 4096, image sequence number: 3770920741 [ 111.069381][ T6842] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 [ 111.081640][ T6845] ubi0: background thread "ubi_bgt0d" started, PID 6845 2020/05/23 03:39:30 executed programs: 1 [ 116.823282][ T6851] ubi0: detaching mtd0 [ 116.827884][ T6851] ubi0: mtd0 is detached [ 116.832234][ T6851] ubi0: attaching mtd0 [ 116.836541][ T6851] ubi0: scanning is finished [ 116.885660][ T6851] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 116.893195][ T6851] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes [ 116.900684][ T6851] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 116.907775][ T6851] ubi0: VID header offset: 64 (aligned 64), data offset: 128 [ 116.915298][ T6851] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 [ 116.922033][ T6851] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 116.930246][ T6851] ubi0: max/mean erase counter: 1/1, WL threshold: 4096, image sequence number: 3770920741 [ 116.940410][ T6851] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 [ 116.950659][ T6855] ubi0: background thread "ubi_bgt0d" started, PID 6855 [ 116.963020][ T6857] ubi0: detaching mtd0 [ 116.967537][ T6857] ubi0: mtd0 is detached [ 116.971911][ T6857] ubi0: attaching mtd0 [ 116.976615][ T6857] ubi0: scanning is finished [ 117.005855][ T6857] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 117.013352][ T6857] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes [ 117.020933][ T6857] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 117.029135][ T6857] ubi0: VID header offset: 64 (aligned 64), data offset: 128 [ 117.041134][ T6857] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 [ 117.047990][ T6857] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 117.056181][ T6857] ubi0: max/mean erase counter: 1/1, WL threshold: 4096, image sequence number: 3770920741 [ 117.066375][ T6857] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 [ 117.076261][ T6863] ubi0: background thread "ubi_bgt0d" started, PID 6863 [ 122.564183][ T6865] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff888127f22320 (size 32): comm "syz-executor.0", pid 6842, jiffies 4294948374 (age 14.010s) 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: [<000000002ba71f38>] erase_aeb+0x25/0x110 [<00000000ccd99ffc>] ubi_wl_init+0x193/0x5c0 [<00000000fad5657e>] ubi_attach+0x611/0x18ba [<000000006e9e41bb>] ubi_attach_mtd_dev+0x665/0xcc0 [<000000002d82343c>] ctrl_cdev_ioctl+0x144/0x1b0 [<000000001536dc29>] ksys_ioctl+0xa6/0xd0 [<000000000eb228cd>] __x64_sys_ioctl+0x1a/0x20 [<000000000d167e1e>] do_syscall_64+0x6e/0x220 [<00000000a119128e>] entry_SYSCALL_64_after_hwframe+0x44/0xa9