Warning: Permanently added '10.128.0.46' (ECDSA) to the list of known hosts. 2020/04/03 21:05:50 parsed 1 programs syzkaller login: [ 96.726928][ T3825] kmemleak: Automatic memory scanning thread ended 2020/04/03 21:06:00 executed programs: 0 [ 104.195632][ T25] audit: type=1400 audit(1585947960.039:8): avc: denied { execmem } for pid=6597 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 104.209907][ T6598] IPVS: ftp: loaded support on port[0] = 21 [ 104.244420][ T6598] chnl_net:caif_netlink_parms(): no params data found [ 104.276290][ T6598] bridge0: port 1(bridge_slave_0) entered blocking state [ 104.283503][ T6598] bridge0: port 1(bridge_slave_0) entered disabled state [ 104.291167][ T6598] device bridge_slave_0 entered promiscuous mode [ 104.298030][ T6598] bridge0: port 2(bridge_slave_1) entered blocking state [ 104.305647][ T6598] bridge0: port 2(bridge_slave_1) entered disabled state [ 104.313053][ T6598] device bridge_slave_1 entered promiscuous mode [ 104.323634][ T6598] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 104.333457][ T6598] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 104.345549][ T6598] team0: Port device team_slave_0 added [ 104.351764][ T6598] team0: Port device team_slave_1 added [ 104.360201][ T6598] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 104.367129][ T6598] 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. [ 104.393410][ T6598] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 104.404618][ T6598] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 104.411928][ T6598] 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. [ 104.438284][ T6598] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 104.479773][ T6598] device hsr_slave_0 entered promiscuous mode [ 104.519202][ T6598] device hsr_slave_1 entered promiscuous mode [ 104.608208][ T6598] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 104.639953][ T6598] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 104.709927][ T6598] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 104.779857][ T6598] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 104.853785][ T6598] bridge0: port 2(bridge_slave_1) entered blocking state [ 104.861038][ T6598] bridge0: port 2(bridge_slave_1) entered forwarding state [ 104.868233][ T6598] bridge0: port 1(bridge_slave_0) entered blocking state [ 104.875394][ T6598] bridge0: port 1(bridge_slave_0) entered forwarding state [ 104.891747][ T6598] 8021q: adding VLAN 0 to HW filter on device bond0 [ 104.900254][ T16] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 104.907670][ T16] bridge0: port 1(bridge_slave_0) entered disabled state [ 104.915476][ T16] bridge0: port 2(bridge_slave_1) entered disabled state [ 104.923345][ T16] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 104.932059][ T6598] 8021q: adding VLAN 0 to HW filter on device team0 [ 104.940219][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 104.948415][ T48] bridge0: port 1(bridge_slave_0) entered blocking state [ 104.955460][ T48] bridge0: port 1(bridge_slave_0) entered forwarding state [ 104.969488][ T6598] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 104.979870][ T6598] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 104.991092][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 104.999721][ T48] bridge0: port 2(bridge_slave_1) entered blocking state [ 105.007582][ T48] bridge0: port 2(bridge_slave_1) entered forwarding state [ 105.015202][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 105.023332][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 105.031505][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 105.039504][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 105.047442][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 105.054754][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 105.064879][ T3575] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 105.072304][ T3575] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 105.081702][ T6598] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 105.093459][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 105.105055][ T3575] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 105.113182][ T3575] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 105.120764][ T3575] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 105.129383][ T6598] device veth0_vlan entered promiscuous mode [ 105.136901][ T6598] device veth1_vlan entered promiscuous mode [ 105.148192][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 105.156187][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 105.164068][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 105.173288][ T6598] device veth0_macvtap entered promiscuous mode [ 105.180566][ T6598] device veth1_macvtap entered promiscuous mode [ 105.190023][ T6598] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 105.197313][ T3575] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 105.206063][ T3575] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 105.214992][ T6598] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 105.222426][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 105.264899][ T6821] ubi0: attaching mtd0 [ 105.270091][ T6821] ubi0: scanning is finished [ 105.274709][ T6821] ubi0: empty MTD device detected [ 105.309474][ T6821] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 105.316987][ T6821] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes [ 105.324554][ T6821] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 105.331632][ T6821] ubi0: VID header offset: 64 (aligned 64), data offset: 128 [ 105.339084][ T6821] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 [ 105.345822][ T6821] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 105.353899][ T6821] ubi0: max/mean erase counter: 0/0, WL threshold: 4096, image sequence number: 1470688566 [ 105.363888][ T6821] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 [ 105.373946][ T6825] ubi0: background thread "ubi_bgt0d" started, PID 6825 [ 105.374126][ T6821] ubi0: detaching mtd0 [ 105.385331][ T6821] ubi0: mtd0 is detached 2020/04/03 21:06:07 executed programs: 1 [ 111.164375][ T6832] ubi0: attaching mtd0 [ 111.168667][ T6832] ubi0: scanning is finished [ 111.228855][ T6832] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 111.236471][ T6832] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes [ 111.243977][ T6832] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 111.251343][ T6832] ubi0: VID header offset: 64 (aligned 64), data offset: 128 [ 111.258911][ T6832] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 [ 111.265650][ T6832] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 111.274110][ T6832] ubi0: max/mean erase counter: 1/1, WL threshold: 4096, image sequence number: 1470688566 [ 111.284291][ T6832] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 [ 111.294376][ T6833] ubi0: background thread "ubi_bgt0d" started, PID 6833 [ 111.295220][ T6832] ubi0: detaching mtd0 [ 111.305968][ T6832] ubi0: mtd0 is detached [ 111.315258][ T6838] ubi0: attaching mtd0 [ 111.319549][ T6838] ubi0: scanning is finished [ 111.358823][ T6838] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 111.366312][ T6838] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes [ 111.373847][ T6838] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 111.381052][ T6838] ubi0: VID header offset: 64 (aligned 64), data offset: 128 [ 111.388724][ T6838] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 [ 111.395458][ T6838] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 111.403846][ T6838] ubi0: max/mean erase counter: 1/1, WL threshold: 4096, image sequence number: 1470688566 [ 111.414031][ T6838] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 [ 111.424175][ T6842] ubi0: background thread "ubi_bgt0d" started, PID 6842 [ 111.424244][ T6838] ubi0: detaching mtd0 [ 111.435744][ T6838] ubi0: mtd0 is detached [ 112.765365][ T6846] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) [ 114.658086][ T0] NOHZ: local_softirq_pending 08 BUG: memory leak unreferenced object 0xffff888127d754e0 (size 32): comm "syz-executor.0", pid 6821, jiffies 4294947798 (age 14.320s) 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: [<00000000b10129e3>] erase_aeb+0x25/0x110 [<00000000f2ecc24e>] ubi_wl_init+0x193/0x5c0 [<00000000906316a6>] ubi_attach+0x611/0x18ba [<00000000da602598>] ubi_attach_mtd_dev+0x665/0xcc0 [<00000000e748e22f>] ctrl_cdev_ioctl+0x144/0x1b0 [<00000000920a322c>] ksys_ioctl+0xa6/0xd0 [<000000006e845f98>] __x64_sys_ioctl+0x1a/0x20 [<000000005c7812f5>] do_syscall_64+0x6e/0x220 [<00000000cde3534a>] entry_SYSCALL_64_after_hwframe+0x44/0xa9