Warning: Permanently added '10.128.0.124' (ECDSA) to the list of known hosts. 2020/03/26 23:18:38 parsed 1 programs syzkaller login: [ 77.633268][ T3821] kmemleak: Automatic memory scanning thread ended 2020/03/26 23:18:47 executed programs: 0 [ 85.372386][ T26] audit: type=1400 audit(1585264727.805:8): avc: denied { execmem } for pid=6675 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 85.385792][ T6676] IPVS: ftp: loaded support on port[0] = 21 [ 85.421348][ T6676] chnl_net:caif_netlink_parms(): no params data found [ 85.445820][ T6676] bridge0: port 1(bridge_slave_0) entered blocking state [ 85.452960][ T6676] bridge0: port 1(bridge_slave_0) entered disabled state [ 85.460834][ T6676] device bridge_slave_0 entered promiscuous mode [ 85.467821][ T6676] bridge0: port 2(bridge_slave_1) entered blocking state [ 85.474851][ T6676] bridge0: port 2(bridge_slave_1) entered disabled state [ 85.482178][ T6676] device bridge_slave_1 entered promiscuous mode [ 85.492750][ T6676] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 85.503484][ T6676] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 85.517024][ T6676] team0: Port device team_slave_0 added [ 85.523426][ T6676] team0: Port device team_slave_1 added [ 85.532006][ T6676] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 85.539180][ T6676] 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. [ 85.567050][ T6676] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 85.578096][ T6676] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 85.585029][ T6676] 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. [ 85.611597][ T6676] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 85.648247][ T6676] device hsr_slave_0 entered promiscuous mode [ 85.727496][ T6676] device hsr_slave_1 entered promiscuous mode [ 85.807750][ T6676] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 85.868090][ T6676] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 85.938132][ T6676] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 85.978098][ T6676] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 86.052082][ T6676] bridge0: port 2(bridge_slave_1) entered blocking state [ 86.059141][ T6676] bridge0: port 2(bridge_slave_1) entered forwarding state [ 86.066365][ T6676] bridge0: port 1(bridge_slave_0) entered blocking state [ 86.073386][ T6676] bridge0: port 1(bridge_slave_0) entered forwarding state [ 86.089786][ T6676] 8021q: adding VLAN 0 to HW filter on device bond0 [ 86.098410][ T3906] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 86.105872][ T3906] bridge0: port 1(bridge_slave_0) entered disabled state [ 86.113433][ T3906] bridge0: port 2(bridge_slave_1) entered disabled state [ 86.120857][ T3906] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 86.130499][ T6676] 8021q: adding VLAN 0 to HW filter on device team0 [ 86.138757][ T3572] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 86.146865][ T3572] bridge0: port 1(bridge_slave_0) entered blocking state [ 86.153891][ T3572] bridge0: port 1(bridge_slave_0) entered forwarding state [ 86.162303][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 86.170782][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 86.177822][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 86.188452][ T6880] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 86.196480][ T6880] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 86.205151][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 86.214383][ T6880] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 86.223692][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 86.232640][ T6676] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 86.243178][ T6880] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 86.250896][ T6880] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 86.259962][ T6676] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 86.270399][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 86.283139][ T6676] device veth0_vlan entered promiscuous mode [ 86.289423][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 86.297671][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 86.305004][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 86.314091][ T6676] device veth1_vlan entered promiscuous mode [ 86.320683][ T6880] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 86.333133][ T6676] device veth0_macvtap entered promiscuous mode [ 86.340030][ T3906] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 86.348011][ T3906] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 86.356048][ T3906] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 86.364587][ T6676] device veth1_macvtap entered promiscuous mode [ 86.374426][ T6676] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 86.381666][ T6880] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 86.391307][ T6676] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 86.398657][ T3906] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 86.448843][ T6899] ubi0: attaching mtd0 [ 86.453105][ T6899] ubi0: scanning is finished [ 86.459776][ T6899] ubi0: empty MTD device detected [ 86.497927][ T6899] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 86.505401][ T6899] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes [ 86.512941][ T6899] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 86.520131][ T6899] ubi0: VID header offset: 64 (aligned 64), data offset: 128 [ 86.527808][ T6899] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 [ 86.534596][ T6899] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 86.542835][ T6899] ubi0: max/mean erase counter: 0/0, WL threshold: 4096, image sequence number: 3005440897 [ 86.553130][ T6899] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 [ 86.563272][ T6903] ubi0: background thread "ubi_bgt0d" started, PID 6903 [ 86.563543][ T6899] ubi0: detaching mtd0 [ 86.574734][ T6899] ubi0: mtd0 is detached 2020/03/26 23:18:54 executed programs: 1 [ 92.430856][ T6910] ubi0: attaching mtd0 [ 92.435069][ T6910] ubi0: scanning is finished [ 92.477144][ T6910] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 92.484749][ T6910] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes [ 92.492168][ T6910] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 92.499295][ T6910] ubi0: VID header offset: 64 (aligned 64), data offset: 128 [ 92.506765][ T6910] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 [ 92.513502][ T6910] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 92.521582][ T6910] ubi0: max/mean erase counter: 1/1, WL threshold: 4096, image sequence number: 3005440897 [ 92.531655][ T6910] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 [ 92.541726][ T6912] ubi0: background thread "ubi_bgt0d" started, PID 6912 [ 92.543243][ T6910] ubi0: detaching mtd0 [ 92.553125][ T6910] ubi0: mtd0 is detached [ 92.563118][ T6916] ubi0: attaching mtd0 [ 92.567670][ T6916] ubi0: scanning is finished [ 92.597876][ T6916] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 92.605489][ T6916] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes [ 92.613229][ T6916] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 92.620337][ T6916] ubi0: VID header offset: 64 (aligned 64), data offset: 128 [ 92.627727][ T6916] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 [ 92.634481][ T6916] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 92.642460][ T6916] ubi0: max/mean erase counter: 1/1, WL threshold: 4096, image sequence number: 3005440897 [ 92.652457][ T6916] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 [ 92.662374][ T6920] ubi0: background thread "ubi_bgt0d" started, PID 6920 [ 92.663753][ T6916] ubi0: detaching mtd0 [ 92.673745][ T6916] ubi0: mtd0 is detached [ 93.986671][ T6924] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff888127eeb680 (size 32): comm "syz-executor.0", pid 6899, jiffies 4294945920 (age 14.370s) 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: [<000000007939a636>] erase_aeb+0x25/0x110 [<000000005a9ea78b>] ubi_wl_init+0x193/0x5c0 [<00000000a0bf9883>] ubi_attach+0x611/0x18ba [<00000000048d2f6e>] ubi_attach_mtd_dev+0x584/0xca0 [<00000000d35efd5f>] ctrl_cdev_ioctl+0x143/0x1b0 [<00000000786b13b6>] ksys_ioctl+0xa6/0xd0 [<000000004ebe5877>] __x64_sys_ioctl+0x1a/0x20 [<000000008e5b3474>] do_syscall_64+0x6e/0x220 [<00000000bdaa0e38>] entry_SYSCALL_64_after_hwframe+0x44/0xa9