Warning: Permanently added '10.128.1.11' (ECDSA) to the list of known hosts. 2020/07/04 09:51:36 parsed 1 programs syzkaller login: [ 103.174860][ T3641] kmemleak: Automatic memory scanning thread ended 2020/07/04 09:51:44 executed programs: 0 [ 110.494749][ T25] audit: type=1400 audit(1593856304.417:8): avc: denied { execmem } for pid=6491 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 110.508551][ T6493] IPVS: ftp: loaded support on port[0] = 21 [ 110.543339][ T6493] chnl_net:caif_netlink_parms(): no params data found [ 110.649748][ T6493] bridge0: port 1(bridge_slave_0) entered blocking state [ 110.656896][ T6493] bridge0: port 1(bridge_slave_0) entered disabled state [ 110.664413][ T6493] device bridge_slave_0 entered promiscuous mode [ 110.671301][ T6493] bridge0: port 2(bridge_slave_1) entered blocking state [ 110.678307][ T6493] bridge0: port 2(bridge_slave_1) entered disabled state [ 110.685714][ T6493] device bridge_slave_1 entered promiscuous mode [ 110.695319][ T6493] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 110.705204][ T6493] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 110.717276][ T6493] team0: Port device team_slave_0 added [ 110.723413][ T6493] team0: Port device team_slave_1 added [ 110.731843][ T6493] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 110.738750][ T6493] 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. [ 110.764958][ T6493] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 110.776021][ T6493] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 110.783084][ T6493] 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. [ 110.809071][ T6493] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 110.861702][ T6493] device hsr_slave_0 entered promiscuous mode [ 110.891050][ T6493] device hsr_slave_1 entered promiscuous mode [ 110.970194][ T6493] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 111.011564][ T6493] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 111.041686][ T6493] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 111.081639][ T6493] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 111.125478][ T6493] bridge0: port 2(bridge_slave_1) entered blocking state [ 111.132586][ T6493] bridge0: port 2(bridge_slave_1) entered forwarding state [ 111.139764][ T6493] bridge0: port 1(bridge_slave_0) entered blocking state [ 111.146808][ T6493] bridge0: port 1(bridge_slave_0) entered forwarding state [ 111.162872][ T6493] 8021q: adding VLAN 0 to HW filter on device bond0 [ 111.171184][ T2943] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 111.178593][ T2943] bridge0: port 1(bridge_slave_0) entered disabled state [ 111.186653][ T2943] bridge0: port 2(bridge_slave_1) entered disabled state [ 111.194035][ T2943] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 111.202458][ T6493] 8021q: adding VLAN 0 to HW filter on device team0 [ 111.211319][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 111.219381][ T35] bridge0: port 1(bridge_slave_0) entered blocking state [ 111.226395][ T35] bridge0: port 1(bridge_slave_0) entered forwarding state [ 111.233812][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 111.241948][ T35] bridge0: port 2(bridge_slave_1) entered blocking state [ 111.248947][ T35] bridge0: port 2(bridge_slave_1) entered forwarding state [ 111.259004][ T16] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 111.267281][ T16] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 111.275459][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 111.284710][ T16] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 111.294152][ T6493] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 111.304873][ T6493] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 111.312303][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 111.324240][ T6493] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 111.331192][ T2943] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 111.338458][ T2943] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 111.351681][ T3696] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 111.361806][ T2943] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 111.369626][ T2943] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 111.377268][ T2943] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 111.385293][ T6493] device veth0_vlan entered promiscuous mode [ 111.392688][ T6493] device veth1_vlan entered promiscuous mode [ 111.402835][ T3696] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 111.410421][ T3696] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 111.418125][ T3696] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 111.426861][ T6493] device veth0_macvtap entered promiscuous mode [ 111.434179][ T6493] device veth1_macvtap entered promiscuous mode [ 111.443371][ T6493] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 111.450588][ T2943] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 111.459012][ T2943] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 111.468963][ T6493] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 111.476282][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 111.518812][ T6716] ubi0: attaching mtd0 [ 111.523117][ T6716] ubi0: scanning is finished [ 111.527700][ T6716] ubi0: empty MTD device detected [ 111.562420][ T6716] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 111.569867][ T6716] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes [ 111.577208][ T6716] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 111.584132][ T6716] ubi0: VID header offset: 64 (aligned 64), data offset: 128 [ 111.591484][ T6716] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 [ 111.598210][ T6716] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 111.606240][ T6716] ubi0: max/mean erase counter: 0/0, WL threshold: 4096, image sequence number: 2509300147 [ 111.616332][ T6716] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 [ 111.626500][ T6720] ubi0: background thread "ubi_bgt0d" started, PID 6720 [ 111.626722][ T6716] ubi0: detaching mtd0 [ 111.637935][ T6716] ubi0: mtd0 is detached 2020/07/04 09:51:50 executed programs: 1 [ 117.064829][ T6727] ubi0: attaching mtd0 [ 117.069033][ T6727] ubi0: scanning is finished [ 117.131164][ T6727] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 117.138620][ T6727] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes [ 117.146067][ T6727] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 117.153008][ T6727] ubi0: VID header offset: 64 (aligned 64), data offset: 128 [ 117.160347][ T6727] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 [ 117.167131][ T6727] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 117.175129][ T6727] ubi0: max/mean erase counter: 1/1, WL threshold: 4096, image sequence number: 2509300147 [ 117.185126][ T6727] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 [ 117.195030][ T6729] ubi0: background thread "ubi_bgt0d" started, PID 6729 [ 117.195853][ T6727] ubi0: detaching mtd0 [ 117.206336][ T6727] ubi0: mtd0 is detached [ 117.216044][ T6733] ubi0: attaching mtd0 [ 117.220292][ T6733] ubi0: scanning is finished [ 117.260482][ T6733] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 117.267929][ T6733] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes [ 117.275345][ T6733] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 117.282422][ T6733] ubi0: VID header offset: 64 (aligned 64), data offset: 128 [ 117.289758][ T6733] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 [ 117.296744][ T6733] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 117.305114][ T6733] ubi0: max/mean erase counter: 1/1, WL threshold: 4096, image sequence number: 2509300147 [ 117.315226][ T6733] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 [ 117.325286][ T6737] ubi0: background thread "ubi_bgt0d" started, PID 6737 [ 117.325397][ T6733] ubi0: detaching mtd0 [ 117.336562][ T6733] ubi0: mtd0 is detached [ 118.470569][ T6741] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff88811f06b840 (size 32): comm "syz-executor.0", pid 6716, jiffies 4294948431 (age 13.360s) 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: [<000000001f478b13>] erase_aeb+0x25/0x110 [<00000000d14b217f>] ubi_wl_init+0x191/0x5c0 [<0000000069b9643e>] ubi_attach+0x63b/0x1879 [<000000002030e831>] ubi_attach_mtd_dev+0x65c/0xd30 [<0000000024b21a36>] ctrl_cdev_ioctl+0x144/0x1b0 [<000000005d4f3133>] ksys_ioctl+0xa6/0xd0 [<0000000009ad3fbc>] __x64_sys_ioctl+0x1a/0x20 [<000000002a594347>] do_syscall_64+0x4c/0xe0 [<000000005c07b3fe>] entry_SYSCALL_64_after_hwframe+0x44/0xa9