Warning: Permanently added '10.128.0.218' (ECDSA) to the list of known hosts. 2020/03/28 17:22:46 parsed 1 programs syzkaller login: [ 87.242304][ T3821] kmemleak: Automatic memory scanning thread ended 2020/03/28 17:22:56 executed programs: 0 [ 95.344268][ T25] audit: type=1400 audit(1585416176.122:8): avc: denied { execmem } for pid=6690 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 95.352522][ T6691] IPVS: ftp: loaded support on port[0] = 21 [ 95.394342][ T6691] chnl_net:caif_netlink_parms(): no params data found [ 95.500076][ T6691] bridge0: port 1(bridge_slave_0) entered blocking state [ 95.507190][ T6691] bridge0: port 1(bridge_slave_0) entered disabled state [ 95.514917][ T6691] device bridge_slave_0 entered promiscuous mode [ 95.521943][ T6691] bridge0: port 2(bridge_slave_1) entered blocking state [ 95.529582][ T6691] bridge0: port 2(bridge_slave_1) entered disabled state [ 95.537409][ T6691] device bridge_slave_1 entered promiscuous mode [ 95.547452][ T6691] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 95.557447][ T6691] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 95.570046][ T6691] team0: Port device team_slave_0 added [ 95.576620][ T6691] team0: Port device team_slave_1 added [ 95.585629][ T6691] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 95.592773][ T6691] 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. [ 95.619095][ T6691] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 95.630523][ T6691] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 95.637709][ T6691] 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. [ 95.664673][ T6691] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 95.703145][ T6691] device hsr_slave_0 entered promiscuous mode [ 95.782398][ T6691] device hsr_slave_1 entered promiscuous mode [ 95.852487][ T6691] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 95.923151][ T6691] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 95.983161][ T6691] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 96.033124][ T6691] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 96.087395][ T6691] bridge0: port 2(bridge_slave_1) entered blocking state [ 96.094453][ T6691] bridge0: port 2(bridge_slave_1) entered forwarding state [ 96.101652][ T6691] bridge0: port 1(bridge_slave_0) entered blocking state [ 96.108836][ T6691] bridge0: port 1(bridge_slave_0) entered forwarding state [ 96.124718][ T6691] 8021q: adding VLAN 0 to HW filter on device bond0 [ 96.133982][ T6894] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 96.141447][ T6894] bridge0: port 1(bridge_slave_0) entered disabled state [ 96.159135][ T6894] bridge0: port 2(bridge_slave_1) entered disabled state [ 96.168221][ T6894] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 96.178415][ T6691] 8021q: adding VLAN 0 to HW filter on device team0 [ 96.186477][ T3575] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 96.194948][ T3575] bridge0: port 1(bridge_slave_0) entered blocking state [ 96.201959][ T3575] bridge0: port 1(bridge_slave_0) entered forwarding state [ 96.210702][ T6894] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 96.219230][ T6894] bridge0: port 2(bridge_slave_1) entered blocking state [ 96.226292][ T6894] bridge0: port 2(bridge_slave_1) entered forwarding state [ 96.240322][ T6691] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 96.250827][ T6691] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 96.261972][ T3575] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 96.270545][ T3575] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 96.278863][ T3575] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 96.287073][ T3575] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 96.295204][ T3575] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 96.302897][ T3575] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 96.313503][ T6894] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 96.320989][ T6894] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 96.330282][ T6691] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 96.341088][ T3575] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 96.353331][ T6691] device veth0_vlan entered promiscuous mode [ 96.361063][ T6691] device veth1_vlan entered promiscuous mode [ 96.367678][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 96.375831][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 96.383789][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 96.391108][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 96.403383][ T6894] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 96.411640][ T6894] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 96.421067][ T6691] device veth0_macvtap entered promiscuous mode [ 96.428833][ T6691] device veth1_macvtap entered promiscuous mode [ 96.438463][ T6691] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 96.445869][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 96.453795][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 96.461405][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 96.470056][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 96.479519][ T6691] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 96.486815][ T6894] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 96.495417][ T6894] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 96.540727][ T6915] ubi0: attaching mtd0 [ 96.545007][ T6915] ubi0: scanning is finished [ 96.549639][ T6915] ubi0: empty MTD device detected [ 96.564063][ T6915] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 96.571588][ T6915] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes [ 96.581093][ T6915] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 96.588477][ T6915] ubi0: VID header offset: 64 (aligned 64), data offset: 128 [ 96.596221][ T6915] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 [ 96.603078][ T6915] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 96.611468][ T6915] ubi0: max/mean erase counter: 0/0, WL threshold: 4096, image sequence number: 586624887 [ 96.621406][ T6915] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 [ 96.631328][ T6918] ubi0: background thread "ubi_bgt0d" started, PID 6918 2020/03/28 17:23:03 executed programs: 1 [ 102.974756][ T6924] ubi0: detaching mtd0 [ 102.979577][ T6924] ubi0: mtd0 is detached [ 102.985258][ T6924] ubi0: attaching mtd0 [ 102.989488][ T6924] ubi0: scanning is finished [ 103.022102][ T6924] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 103.029637][ T6924] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes [ 103.036857][ T6924] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 103.043838][ T6924] ubi0: VID header offset: 64 (aligned 64), data offset: 128 [ 103.051295][ T6924] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 [ 103.058035][ T6924] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 103.066020][ T6924] ubi0: max/mean erase counter: 1/1, WL threshold: 4096, image sequence number: 586624887 [ 103.076026][ T6924] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 [ 103.086179][ T6927] ubi0: background thread "ubi_bgt0d" started, PID 6927 [ 103.098584][ T6930] ubi0: detaching mtd0 [ 103.103432][ T6930] ubi0: mtd0 is detached [ 103.107897][ T6930] ubi0: attaching mtd0 [ 103.112411][ T6930] ubi0: scanning is finished [ 103.141972][ T6930] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 103.149523][ T6930] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes [ 103.157270][ T6930] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 103.164467][ T6930] ubi0: VID header offset: 64 (aligned 64), data offset: 128 [ 103.172065][ T6930] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 [ 103.178806][ T6930] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 103.187116][ T6930] ubi0: max/mean erase counter: 1/1, WL threshold: 4096, image sequence number: 586624887 [ 103.197232][ T6930] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 [ 103.207444][ T6936] ubi0: background thread "ubi_bgt0d" started, PID 6936 [ 109.272752][ T6938] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff888127f6ec20 (size 32): comm "syz-executor.0", pid 6915, jiffies 4294946918 (age 15.510s) hex dump (first 32 bytes): 00 01 00 00 00 00 ad de 22 01 00 00 00 00 ad de ........"....... 00 00 00 00 00 00 00 00 01 00 00 00 02 00 00 00 ................ backtrace: [<00000000046ec645>] erase_aeb+0x25/0x110 [<00000000a1ff4d1c>] ubi_wl_init+0x193/0x5c0 [<000000005a27ff55>] ubi_attach+0x611/0x18ba [<00000000fe4eb7b8>] ubi_attach_mtd_dev+0x584/0xca0 [<0000000003b7e223>] ctrl_cdev_ioctl+0x143/0x1b0 [<000000002e4c32ce>] ksys_ioctl+0xa6/0xd0 [<00000000d0501578>] __x64_sys_ioctl+0x1a/0x20 [<000000007d6d14a5>] do_syscall_64+0x6e/0x220 [<000000006db25ff1>] entry_SYSCALL_64_after_hwframe+0x44/0xa9