Warning: Permanently added '10.128.0.59' (ECDSA) to the list of known hosts. 2020/04/16 11:50:44 parsed 1 programs syzkaller login: [ 71.317811][ T3830] kmemleak: Automatic memory scanning thread ended 2020/04/16 11:50:53 executed programs: 0 [ 78.693020][ T25] audit: type=1400 audit(1587037853.545:8): avc: denied { execmem } for pid=6622 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 78.708857][ T6623] IPVS: ftp: loaded support on port[0] = 21 [ 78.739286][ T6623] chnl_net:caif_netlink_parms(): no params data found [ 78.788699][ T6623] bridge0: port 1(bridge_slave_0) entered blocking state [ 78.796026][ T6623] bridge0: port 1(bridge_slave_0) entered disabled state [ 78.803753][ T6623] device bridge_slave_0 entered promiscuous mode [ 78.810504][ T6623] bridge0: port 2(bridge_slave_1) entered blocking state [ 78.817764][ T6623] bridge0: port 2(bridge_slave_1) entered disabled state [ 78.825103][ T6623] device bridge_slave_1 entered promiscuous mode [ 78.834817][ T6623] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 78.844293][ T6623] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 78.856258][ T6623] team0: Port device team_slave_0 added [ 78.862383][ T6623] team0: Port device team_slave_1 added [ 78.870561][ T6623] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 78.877705][ T6623] 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. [ 78.903860][ T6623] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 78.914857][ T6623] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 78.921924][ T6623] 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. [ 78.947904][ T6623] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 78.982598][ T6623] device hsr_slave_0 entered promiscuous mode [ 79.021927][ T6623] device hsr_slave_1 entered promiscuous mode [ 79.081650][ T6623] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 79.132764][ T6623] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 79.172574][ T6623] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 79.232601][ T6623] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 79.296361][ T6623] bridge0: port 2(bridge_slave_1) entered blocking state [ 79.303448][ T6623] bridge0: port 2(bridge_slave_1) entered forwarding state [ 79.310630][ T6623] bridge0: port 1(bridge_slave_0) entered blocking state [ 79.317644][ T6623] bridge0: port 1(bridge_slave_0) entered forwarding state [ 79.333669][ T6623] 8021q: adding VLAN 0 to HW filter on device bond0 [ 79.341999][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 79.349417][ T5] bridge0: port 1(bridge_slave_0) entered disabled state [ 79.356805][ T5] bridge0: port 2(bridge_slave_1) entered disabled state [ 79.364833][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 79.373438][ T6623] 8021q: adding VLAN 0 to HW filter on device team0 [ 79.381134][ T3056] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 79.389351][ T3056] bridge0: port 1(bridge_slave_0) entered blocking state [ 79.396371][ T3056] bridge0: port 1(bridge_slave_0) entered forwarding state [ 79.404866][ T3585] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 79.413002][ T3585] bridge0: port 2(bridge_slave_1) entered blocking state [ 79.420001][ T3585] bridge0: port 2(bridge_slave_1) entered forwarding state [ 79.432418][ T3056] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 79.440404][ T3056] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 79.448856][ T3056] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 79.456889][ T3056] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 79.465708][ T6623] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 79.476334][ T6623] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 79.483899][ T16] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 79.495495][ T6623] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 79.502575][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 79.509884][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 79.520604][ T16] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 79.532182][ T3585] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 79.539995][ T3585] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 79.547787][ T3585] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 79.555939][ T6623] device veth0_vlan entered promiscuous mode [ 79.563578][ T6623] device veth1_vlan entered promiscuous mode [ 79.573528][ T16] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 79.581129][ T16] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 79.589192][ T16] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 79.598185][ T6623] device veth0_macvtap entered promiscuous mode [ 79.605498][ T6623] device veth1_macvtap entered promiscuous mode [ 79.614708][ T6623] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 79.621997][ T3585] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 79.630325][ T3585] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 79.639260][ T6623] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 79.646611][ T16] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 79.688234][ T6844] ubi0: attaching mtd0 [ 79.692591][ T6844] ubi0: scanning is finished [ 79.697185][ T6844] ubi0: empty MTD device detected [ 79.733577][ T6844] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 79.741046][ T6844] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes [ 79.749046][ T6844] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 79.756053][ T6844] ubi0: VID header offset: 64 (aligned 64), data offset: 128 [ 79.763672][ T6844] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 [ 79.770402][ T6844] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 79.778541][ T6844] ubi0: max/mean erase counter: 0/0, WL threshold: 4096, image sequence number: 3217379958 [ 79.788633][ T6844] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 [ 79.798578][ T6848] ubi0: background thread "ubi_bgt0d" started, PID 6848 2020/04/16 11:51:00 executed programs: 1 [ 85.363331][ T6855] ubi0: detaching mtd0 [ 85.367755][ T6855] ubi0: mtd0 is detached [ 85.372117][ T6855] ubi0: attaching mtd0 [ 85.376308][ T6855] ubi0: scanning is finished [ 85.422333][ T6855] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 85.429895][ T6855] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes [ 85.437342][ T6855] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 85.444415][ T6855] ubi0: VID header offset: 64 (aligned 64), data offset: 128 [ 85.451994][ T6855] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 [ 85.458723][ T6855] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 85.466941][ T6855] ubi0: max/mean erase counter: 1/1, WL threshold: 4096, image sequence number: 3217379958 [ 85.477055][ T6855] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 [ 85.487063][ T6859] ubi0: background thread "ubi_bgt0d" started, PID 6859 [ 85.498266][ T6861] ubi0: detaching mtd0 [ 85.502761][ T6861] ubi0: mtd0 is detached [ 85.507095][ T6861] ubi0: attaching mtd0 [ 85.511322][ T6861] ubi0: scanning is finished [ 85.542902][ T6861] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 85.550410][ T6861] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes [ 85.557856][ T6861] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 85.564991][ T6861] ubi0: VID header offset: 64 (aligned 64), data offset: 128 [ 85.572613][ T6861] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 [ 85.579351][ T6861] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 85.587617][ T6861] ubi0: max/mean erase counter: 1/1, WL threshold: 4096, image sequence number: 3217379958 [ 85.597774][ T6861] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 [ 85.607795][ T6866] ubi0: background thread "ubi_bgt0d" started, PID 6866 [ 90.950937][ T6869] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff888127cf7120 (size 32): comm "syz-executor.0", pid 6844, jiffies 4294945248 (age 13.600s) 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: [<000000001a8c117d>] erase_aeb+0x25/0x110 [<0000000005a15911>] ubi_wl_init+0x193/0x5c0 [<0000000020795f2c>] ubi_attach+0x611/0x18ba [<00000000cf2b07a8>] ubi_attach_mtd_dev+0x665/0xcc0 [<0000000046391f91>] ctrl_cdev_ioctl+0x144/0x1b0 [<000000002db8770a>] ksys_ioctl+0xa6/0xd0 [<00000000f6f345ef>] __x64_sys_ioctl+0x1a/0x20 [<00000000c978e7e0>] do_syscall_64+0x6e/0x220 [<00000000b59e9775>] entry_SYSCALL_64_after_hwframe+0x44/0xa9