Warning: Permanently added '10.128.0.98' (ECDSA) to the list of known hosts. 2020/03/28 05:18:17 parsed 1 programs syzkaller login: [ 79.252167][ T3825] kmemleak: Automatic memory scanning thread ended 2020/03/28 05:18:26 executed programs: 0 [ 86.708726][ T26] audit: type=1400 audit(1585372706.586:8): avc: denied { execmem } for pid=6657 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 86.723131][ T6658] IPVS: ftp: loaded support on port[0] = 21 [ 86.756326][ T6658] chnl_net:caif_netlink_parms(): no params data found [ 86.806482][ T6658] bridge0: port 1(bridge_slave_0) entered blocking state [ 86.813638][ T6658] bridge0: port 1(bridge_slave_0) entered disabled state [ 86.821416][ T6658] device bridge_slave_0 entered promiscuous mode [ 86.828221][ T6658] bridge0: port 2(bridge_slave_1) entered blocking state [ 86.835586][ T6658] bridge0: port 2(bridge_slave_1) entered disabled state [ 86.842998][ T6658] device bridge_slave_1 entered promiscuous mode [ 86.852833][ T6658] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 86.862477][ T6658] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 86.874862][ T6658] team0: Port device team_slave_0 added [ 86.881161][ T6658] team0: Port device team_slave_1 added [ 86.889538][ T6658] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 86.896804][ T6658] 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. [ 86.922996][ T6658] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 86.934078][ T6658] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 86.941248][ T6658] 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. [ 86.967346][ T6658] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 87.010728][ T6658] device hsr_slave_0 entered promiscuous mode [ 87.060010][ T6658] device hsr_slave_1 entered promiscuous mode [ 87.119253][ T6658] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 87.150682][ T6658] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 87.210665][ T6658] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 87.240724][ T6658] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 87.285567][ T6658] bridge0: port 2(bridge_slave_1) entered blocking state [ 87.292788][ T6658] bridge0: port 2(bridge_slave_1) entered forwarding state [ 87.300032][ T6658] bridge0: port 1(bridge_slave_0) entered blocking state [ 87.307247][ T6658] bridge0: port 1(bridge_slave_0) entered forwarding state [ 87.324417][ T6658] 8021q: adding VLAN 0 to HW filter on device bond0 [ 87.333550][ T3572] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 87.341740][ T3572] bridge0: port 1(bridge_slave_0) entered disabled state [ 87.348853][ T3572] bridge0: port 2(bridge_slave_1) entered disabled state [ 87.356394][ T3572] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 87.365227][ T6658] 8021q: adding VLAN 0 to HW filter on device team0 [ 87.373523][ T3869] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 87.381901][ T3869] bridge0: port 1(bridge_slave_0) entered blocking state [ 87.389019][ T3869] bridge0: port 1(bridge_slave_0) entered forwarding state [ 87.397813][ T38] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 87.406160][ T38] bridge0: port 2(bridge_slave_1) entered blocking state [ 87.413204][ T38] bridge0: port 2(bridge_slave_1) entered forwarding state [ 87.424013][ T3869] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 87.432287][ T3869] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 87.441279][ T38] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 87.452085][ T6658] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 87.462623][ T6658] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 87.473619][ T3869] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 87.481786][ T3869] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 87.489733][ T3869] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 87.500454][ T38] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 87.507756][ T38] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 87.517340][ T6658] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 87.527904][ T3869] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 87.539396][ T38] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 87.547524][ T38] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 87.555058][ T38] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 87.563449][ T6658] device veth0_vlan entered promiscuous mode [ 87.571511][ T6658] device veth1_vlan entered promiscuous mode [ 87.582174][ T3869] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 87.590157][ T3869] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 87.597822][ T3869] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 87.607113][ T6658] device veth0_macvtap entered promiscuous mode [ 87.614489][ T6658] device veth1_macvtap entered promiscuous mode [ 87.624022][ T6658] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 87.631253][ T38] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 87.639688][ T38] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 87.648792][ T6658] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 87.656376][ T38] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 87.700894][ T6881] ubi0: attaching mtd0 [ 87.705132][ T6881] ubi0: scanning is finished [ 87.709728][ T6881] ubi0: empty MTD device detected [ 87.741543][ T6881] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 87.749018][ T6881] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes [ 87.757110][ T6881] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 87.764397][ T6881] ubi0: VID header offset: 64 (aligned 64), data offset: 128 [ 87.771993][ T6881] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 [ 87.778776][ T6881] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 87.787242][ T6881] ubi0: max/mean erase counter: 0/0, WL threshold: 4096, image sequence number: 2499494674 [ 87.797568][ T6881] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 [ 87.807657][ T6885] ubi0: background thread "ubi_bgt0d" started, PID 6885 2020/03/28 05:18:33 executed programs: 1 [ 93.395750][ T6890] ubi0: detaching mtd0 [ 93.400364][ T6890] ubi0: mtd0 is detached [ 93.404733][ T6890] ubi0: attaching mtd0 [ 93.408900][ T6890] ubi0: scanning is finished [ 93.460479][ T6890] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 93.467956][ T6890] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes [ 93.475464][ T6890] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 93.482547][ T6890] ubi0: VID header offset: 64 (aligned 64), data offset: 128 [ 93.490121][ T6890] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 [ 93.496869][ T6890] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 93.505231][ T6890] ubi0: max/mean erase counter: 1/1, WL threshold: 4096, image sequence number: 2499494674 [ 93.515385][ T6890] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 [ 93.525526][ T6894] ubi0: background thread "ubi_bgt0d" started, PID 6894 [ 93.537215][ T6896] ubi0: detaching mtd0 [ 93.541697][ T6896] ubi0: mtd0 is detached [ 93.546047][ T6896] ubi0: attaching mtd0 [ 93.550648][ T6896] ubi0: scanning is finished [ 93.590463][ T6896] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 93.597940][ T6896] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes [ 93.605428][ T6896] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 93.612522][ T6896] ubi0: VID header offset: 64 (aligned 64), data offset: 128 [ 93.620065][ T6896] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 [ 93.626810][ T6896] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 93.635087][ T6896] ubi0: max/mean erase counter: 1/1, WL threshold: 4096, image sequence number: 2499494674 [ 93.645270][ T6896] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 [ 93.655363][ T6902] ubi0: background thread "ubi_bgt0d" started, PID 6902 [ 99.061036][ T6904] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff88811ed49620 (size 32): comm "syz-executor.0", pid 6881, jiffies 4294946045 (age 13.740s) hex dump (first 32 bytes): 80 1d 8e 04 00 ea ff ff c0 1d 8e 04 00 ea ff ff ................ 00 1e 8e 04 00 ea ff ff 01 00 00 00 02 00 00 00 ................ backtrace: [<00000000207a85b3>] erase_aeb+0x25/0x110 [<000000002e3d15e0>] ubi_wl_init+0x193/0x5c0 [<000000003e408b2f>] ubi_attach+0x611/0x18ba [<00000000ac301d40>] ubi_attach_mtd_dev+0x584/0xca0 [<000000006a6e91d4>] ctrl_cdev_ioctl+0x143/0x1b0 [<000000001d7c3c7d>] ksys_ioctl+0xa6/0xd0 [<0000000086662a37>] __x64_sys_ioctl+0x1a/0x20 [<00000000d15edec0>] do_syscall_64+0x6e/0x220 [<000000004709dfd4>] entry_SYSCALL_64_after_hwframe+0x44/0xa9