Warning: Permanently added '10.128.0.171' (ECDSA) to the list of known hosts. 2020/04/03 15:54:53 parsed 1 programs syzkaller login: [ 87.231327][ T3827] kmemleak: Automatic memory scanning thread ended 2020/04/03 15:55:02 executed programs: 0 [ 94.719910][ T26] audit: type=1400 audit(1585929302.149:8): avc: denied { execmem } for pid=6640 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 94.742014][ T6641] IPVS: ftp: loaded support on port[0] = 21 [ 94.767995][ T6641] chnl_net:caif_netlink_parms(): no params data found [ 94.807759][ T6641] bridge0: port 1(bridge_slave_0) entered blocking state [ 94.814853][ T6641] bridge0: port 1(bridge_slave_0) entered disabled state [ 94.822376][ T6641] device bridge_slave_0 entered promiscuous mode [ 94.829180][ T6641] bridge0: port 2(bridge_slave_1) entered blocking state [ 94.836523][ T6641] bridge0: port 2(bridge_slave_1) entered disabled state [ 94.844194][ T6641] device bridge_slave_1 entered promiscuous mode [ 94.854082][ T6641] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 94.863877][ T6641] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 94.876095][ T6641] team0: Port device team_slave_0 added [ 94.882430][ T6641] team0: Port device team_slave_1 added [ 94.890952][ T6641] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 94.897902][ T6641] 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. [ 94.924138][ T6641] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 94.935195][ T6641] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 94.942317][ T6641] 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. [ 94.968350][ T6641] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 95.030499][ T6641] device hsr_slave_0 entered promiscuous mode [ 95.099863][ T6641] device hsr_slave_1 entered promiscuous mode [ 95.178668][ T6641] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 95.230476][ T6641] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 95.300479][ T6641] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 95.340542][ T6641] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 95.374792][ T6641] bridge0: port 2(bridge_slave_1) entered blocking state [ 95.381843][ T6641] bridge0: port 2(bridge_slave_1) entered forwarding state [ 95.389064][ T6641] bridge0: port 1(bridge_slave_0) entered blocking state [ 95.396110][ T6641] bridge0: port 1(bridge_slave_0) entered forwarding state [ 95.412397][ T6641] 8021q: adding VLAN 0 to HW filter on device bond0 [ 95.420961][ T3052] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 95.428445][ T3052] bridge0: port 1(bridge_slave_0) entered disabled state [ 95.435998][ T3052] bridge0: port 2(bridge_slave_1) entered disabled state [ 95.444176][ T3052] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 95.452843][ T6641] 8021q: adding VLAN 0 to HW filter on device team0 [ 95.460976][ T2661] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 95.469103][ T2661] bridge0: port 1(bridge_slave_0) entered blocking state [ 95.476140][ T2661] bridge0: port 1(bridge_slave_0) entered forwarding state [ 95.490066][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 95.498223][ T45] bridge0: port 2(bridge_slave_1) entered blocking state [ 95.505276][ T45] bridge0: port 2(bridge_slave_1) entered forwarding state [ 95.513104][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 95.521453][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 95.529493][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 95.537832][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 95.546336][ T3052] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 95.554783][ T6641] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 95.564998][ T2661] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 95.572411][ T2661] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 95.581419][ T6641] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 95.592023][ T3052] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 95.603467][ T6641] device veth0_vlan entered promiscuous mode [ 95.609998][ T2661] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 95.617866][ T2661] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 95.625540][ T2661] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 95.634757][ T6641] device veth1_vlan entered promiscuous mode [ 95.644823][ T3052] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 95.652629][ T3052] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 95.660488][ T3052] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 95.669287][ T6641] device veth0_macvtap entered promiscuous mode [ 95.676743][ T6641] device veth1_macvtap entered promiscuous mode [ 95.686040][ T6641] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 95.693266][ T2661] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 95.701597][ T2661] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 95.710539][ T6641] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 95.720774][ T3052] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 95.761770][ T6864] ubi0: attaching mtd0 [ 95.766015][ T6864] ubi0: scanning is finished [ 95.770648][ T6864] ubi0: empty MTD device detected [ 95.801264][ T6864] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 95.808837][ T6864] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes [ 95.816417][ T6864] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 95.823377][ T6864] ubi0: VID header offset: 64 (aligned 64), data offset: 128 [ 95.830753][ T6864] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 [ 95.837493][ T6864] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 95.845933][ T6864] ubi0: max/mean erase counter: 0/0, WL threshold: 4096, image sequence number: 917628661 [ 95.855843][ T6864] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 [ 95.865848][ T6868] ubi0: background thread "ubi_bgt0d" started, PID 6868 2020/04/03 15:55:08 executed programs: 1 [ 101.477641][ T6874] ubi0: detaching mtd0 [ 101.482144][ T6874] ubi0: mtd0 is detached [ 101.486498][ T6874] ubi0: attaching mtd0 [ 101.491163][ T6874] ubi0: scanning is finished [ 101.539554][ T6874] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 101.547077][ T6874] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes [ 101.554583][ T6874] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 101.561671][ T6874] ubi0: VID header offset: 64 (aligned 64), data offset: 128 [ 101.569216][ T6874] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 [ 101.575954][ T6874] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 101.584191][ T6874] ubi0: max/mean erase counter: 1/1, WL threshold: 4096, image sequence number: 917628661 [ 101.594235][ T6874] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 [ 101.604347][ T6877] ubi0: background thread "ubi_bgt0d" started, PID 6877 [ 101.616533][ T6880] ubi0: detaching mtd0 [ 101.621054][ T6880] ubi0: mtd0 is detached [ 101.625410][ T6880] ubi0: attaching mtd0 [ 101.630187][ T6880] ubi0: scanning is finished [ 101.669429][ T6880] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 101.676914][ T6880] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes [ 101.684518][ T6880] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 101.691673][ T6880] ubi0: VID header offset: 64 (aligned 64), data offset: 128 [ 101.699258][ T6880] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 [ 101.705999][ T6880] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 101.714245][ T6880] ubi0: max/mean erase counter: 1/1, WL threshold: 4096, image sequence number: 917628661 [ 101.724292][ T6880] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 [ 101.734461][ T6886] ubi0: background thread "ubi_bgt0d" started, PID 6886 [ 105.048596][ T0] NOHZ: local_softirq_pending 08 [ 107.223562][ T6888] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff888127ea1060 (size 32): comm "syz-executor.0", pid 6864, jiffies 4294946848 (age 13.890s) hex dump (first 32 bytes): 00 01 00 00 00 00 ad de 22 01 00 00 00 00 ad de ........"....... 00 10 00 00 00 00 00 00 01 00 00 00 02 00 00 00 ................ backtrace: [<00000000a0d1bcd4>] erase_aeb+0x25/0x110 [<0000000055d21692>] ubi_wl_init+0x193/0x5c0 [<000000000f0d8ec4>] ubi_attach+0x611/0x18ba [<000000008f58e226>] ubi_attach_mtd_dev+0x665/0xcc0 [<000000007fdca50e>] ctrl_cdev_ioctl+0x144/0x1b0 [<00000000029ec73e>] ksys_ioctl+0xa6/0xd0 [<00000000e9488be9>] __x64_sys_ioctl+0x1a/0x20 [<00000000adea6a2d>] do_syscall_64+0x6e/0x220 [<000000001782efc1>] entry_SYSCALL_64_after_hwframe+0x44/0xa9