[ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.113' (ECDSA) to the list of known hosts. 2020/05/02 19:59:15 parsed 1 programs syzkaller login: [ 66.326414][ T3835] kmemleak: Automatic memory scanning thread ended 2020/05/02 19:59:22 executed programs: 0 [ 73.964267][ T26] audit: type=1400 audit(1588449562.837:8): avc: denied { execmem } for pid=6638 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 73.992765][ T6639] IPVS: ftp: loaded support on port[0] = 21 [ 74.018295][ T6639] chnl_net:caif_netlink_parms(): no params data found [ 74.093921][ T6639] bridge0: port 1(bridge_slave_0) entered blocking state [ 74.101118][ T6639] bridge0: port 1(bridge_slave_0) entered disabled state [ 74.109054][ T6639] device bridge_slave_0 entered promiscuous mode [ 74.116341][ T6639] bridge0: port 2(bridge_slave_1) entered blocking state [ 74.124103][ T6639] bridge0: port 2(bridge_slave_1) entered disabled state [ 74.131419][ T6639] device bridge_slave_1 entered promiscuous mode [ 74.141600][ T6639] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 74.151766][ T6639] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 74.164377][ T6639] team0: Port device team_slave_0 added [ 74.170538][ T6639] team0: Port device team_slave_1 added [ 74.179362][ T6639] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 74.187346][ T6639] 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. [ 74.213910][ T6639] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 74.225740][ T6639] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 74.232936][ T6639] 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. [ 74.259481][ T6639] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 74.292909][ T6639] device hsr_slave_0 entered promiscuous mode [ 74.372211][ T6639] device hsr_slave_1 entered promiscuous mode [ 74.432448][ T6639] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 74.473142][ T6639] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 74.532937][ T6639] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 74.612849][ T6639] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 74.646841][ T6639] bridge0: port 2(bridge_slave_1) entered blocking state [ 74.654007][ T6639] bridge0: port 2(bridge_slave_1) entered forwarding state [ 74.661249][ T6639] bridge0: port 1(bridge_slave_0) entered blocking state [ 74.668314][ T6639] bridge0: port 1(bridge_slave_0) entered forwarding state [ 74.685860][ T6639] 8021q: adding VLAN 0 to HW filter on device bond0 [ 74.694413][ T2906] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 74.702803][ T2906] bridge0: port 1(bridge_slave_0) entered disabled state [ 74.710144][ T2906] bridge0: port 2(bridge_slave_1) entered disabled state [ 74.718276][ T2906] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 74.727461][ T6639] 8021q: adding VLAN 0 to HW filter on device team0 [ 74.735480][ T2659] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 74.743917][ T2659] bridge0: port 1(bridge_slave_0) entered blocking state [ 74.750944][ T2659] bridge0: port 1(bridge_slave_0) entered forwarding state [ 74.759531][ T3072] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 74.767926][ T3072] bridge0: port 2(bridge_slave_1) entered blocking state [ 74.775192][ T3072] bridge0: port 2(bridge_slave_1) entered forwarding state [ 74.785802][ T2659] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 74.794656][ T2659] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 74.803476][ T3072] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 74.814268][ T6639] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 74.824789][ T6639] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 74.836022][ T2659] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 74.844156][ T2659] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 74.852632][ T2659] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 74.864389][ T6639] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 74.872326][ T3072] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 74.879674][ T3072] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 74.890138][ T2659] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 74.902269][ T3072] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 74.910164][ T3072] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 74.918258][ T3072] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 74.926368][ T6639] device veth0_vlan entered promiscuous mode [ 74.934157][ T6639] device veth1_vlan entered promiscuous mode [ 74.944249][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 74.951887][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 74.959887][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 74.969136][ T6639] device veth0_macvtap entered promiscuous mode [ 74.976705][ T6639] device veth1_macvtap entered promiscuous mode [ 74.986150][ T6639] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 74.993406][ T3072] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 75.001842][ T3072] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 75.010723][ T6639] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 75.018243][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 75.063123][ T6862] ubi0: attaching mtd0 [ 75.067389][ T6862] ubi0: scanning is finished [ 75.072087][ T6862] ubi0: empty MTD device detected [ 75.103466][ T6862] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 75.110944][ T6862] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes [ 75.118539][ T6862] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 75.125774][ T6862] ubi0: VID header offset: 64 (aligned 64), data offset: 128 [ 75.133175][ T6862] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 [ 75.140018][ T6862] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 75.148287][ T6862] ubi0: max/mean erase counter: 0/0, WL threshold: 4096, image sequence number: 2086127111 [ 75.158414][ T6862] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 [ 75.168381][ T6865] ubi0: background thread "ubi_bgt0d" started, PID 6865 2020/05/02 19:59:29 executed programs: 1 [ 81.033262][ T6871] ubi0: detaching mtd0 [ 81.037876][ T6871] ubi0: mtd0 is detached [ 81.042298][ T6871] ubi0: attaching mtd0 [ 81.046473][ T6871] ubi0: scanning is finished [ 81.102691][ T6871] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 81.110207][ T6871] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes [ 81.117976][ T6871] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 81.125139][ T6871] ubi0: VID header offset: 64 (aligned 64), data offset: 128 [ 81.132829][ T6871] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 [ 81.139855][ T6871] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 81.148340][ T6871] ubi0: max/mean erase counter: 1/1, WL threshold: 4096, image sequence number: 2086127111 [ 81.158905][ T6871] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 [ 81.169030][ T6875] ubi0: background thread "ubi_bgt0d" started, PID 6875 [ 81.181575][ T6877] ubi0: detaching mtd0 [ 81.186154][ T6877] ubi0: mtd0 is detached [ 81.190565][ T6877] ubi0: attaching mtd0 [ 81.194860][ T6877] ubi0: scanning is finished [ 81.226731][ T6877] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 81.234540][ T6877] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes [ 81.242366][ T6877] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 81.249528][ T6877] ubi0: VID header offset: 64 (aligned 64), data offset: 128 [ 81.257329][ T6877] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 [ 81.264332][ T6877] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 81.272541][ T6877] ubi0: max/mean erase counter: 1/1, WL threshold: 4096, image sequence number: 2086127111 [ 81.282806][ T6877] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 [ 81.293790][ T6883] ubi0: background thread "ubi_bgt0d" started, PID 6883 2020/05/02 19:59:35 executed programs: 3 [ 87.053674][ T6887] ubi0: detaching mtd0 [ 87.058253][ T6887] ubi0: mtd0 is detached [ 87.062949][ T6887] ubi0: attaching mtd0 [ 87.067130][ T6887] ubi0: scanning is finished [ 87.131256][ T6887] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 87.138732][ T6887] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes [ 87.146213][ T6887] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 87.153291][ T6887] ubi0: VID header offset: 64 (aligned 64), data offset: 128 [ 87.161128][ T6887] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 [ 87.167867][ T6887] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 87.176144][ T6887] ubi0: max/mean erase counter: 1/1, WL threshold: 4096, image sequence number: 2086127111 [ 87.186476][ T6887] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 [ 87.196622][ T6891] ubi0: background thread "ubi_bgt0d" started, PID 6891 [ 87.209100][ T6893] ubi0: detaching mtd0 [ 87.213785][ T6893] ubi0: mtd0 is detached [ 87.218167][ T6893] ubi0: attaching mtd0 [ 87.223115][ T6893] ubi0: scanning is finished [ 87.281535][ T6893] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 87.289044][ T6893] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes [ 87.296658][ T6893] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 87.303895][ T6893] ubi0: VID header offset: 64 (aligned 64), data offset: 128 [ 87.311310][ T6893] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 [ 87.318058][ T6893] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 87.326153][ T6893] ubi0: max/mean erase counter: 1/1, WL threshold: 4096, image sequence number: 2086127111 [ 87.336228][ T6893] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 [ 87.346562][ T6898] ubi0: background thread "ubi_bgt0d" started, PID 6898 2020/05/02 19:59:42 executed programs: 5 [ 93.138310][ T6904] ubi0: detaching mtd0 [ 93.142915][ T6904] ubi0: mtd0 is detached [ 93.147273][ T6904] ubi0: attaching mtd0 [ 93.151841][ T6904] ubi0: scanning is finished [ 93.190166][ T6904] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 93.197638][ T6904] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes [ 93.205140][ T6904] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 93.212464][ T6904] ubi0: VID header offset: 64 (aligned 64), data offset: 128 [ 93.220131][ T6904] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 [ 93.227342][ T6904] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 93.235980][ T6904] ubi0: max/mean erase counter: 1/1, WL threshold: 4096, image sequence number: 2086127111 [ 93.246323][ T6904] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 [ 93.256716][ T6907] ubi0: background thread "ubi_bgt0d" started, PID 6907 [ 93.268909][ T6910] ubi0: detaching mtd0 [ 93.273606][ T6910] ubi0: mtd0 is detached [ 93.278042][ T6910] ubi0: attaching mtd0 [ 93.282433][ T6910] ubi0: scanning is finished [ 93.312738][ T6910] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 93.330228][ T6910] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes [ 93.338390][ T6910] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 93.345767][ T6910] ubi0: VID header offset: 64 (aligned 64), data offset: 128 [ 93.353571][ T6910] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 [ 93.360721][ T6910] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 93.368677][ T6910] ubi0: max/mean erase counter: 1/1, WL threshold: 4096, image sequence number: 2086127111 [ 93.378923][ T6910] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 [ 93.389013][ T6916] ubi0: background thread "ubi_bgt0d" started, PID 6916 2020/05/02 19:59:48 executed programs: 7 [ 99.285096][ T6921] ubi0: detaching mtd0 [ 99.289776][ T6921] ubi0: mtd0 is detached [ 99.294130][ T6921] ubi0: attaching mtd0 [ 99.298329][ T6921] ubi0: scanning is finished [ 99.359406][ T6921] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 99.366922][ T6921] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes [ 99.374205][ T6921] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 99.381185][ T6921] ubi0: VID header offset: 64 (aligned 64), data offset: 128 [ 99.388667][ T6921] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 [ 99.395738][ T6921] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 99.404147][ T6921] ubi0: max/mean erase counter: 1/1, WL threshold: 4096, image sequence number: 2086127111 [ 99.414160][ T6921] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 [ 99.424140][ T6925] ubi0: background thread "ubi_bgt0d" started, PID 6925 [ 99.435955][ T6927] ubi0: detaching mtd0 [ 99.440542][ T6927] ubi0: mtd0 is detached [ 99.444938][ T6927] ubi0: attaching mtd0 [ 99.450018][ T6927] ubi0: scanning is finished [ 99.489406][ T6927] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 99.496878][ T6927] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes [ 99.504355][ T6927] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 99.511600][ T6927] ubi0: VID header offset: 64 (aligned 64), data offset: 128 [ 99.519060][ T6927] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 [ 99.526283][ T6927] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 99.534533][ T6927] ubi0: max/mean erase counter: 1/1, WL threshold: 4096, image sequence number: 2086127111 [ 99.544702][ T6927] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 [ 99.554607][ T6933] ubi0: background thread "ubi_bgt0d" started, PID 6933 2020/05/02 19:59:54 executed programs: 9 [ 105.347456][ T6938] ubi0: detaching mtd0 [ 105.352237][ T6938] ubi0: mtd0 is detached [ 105.356707][ T6938] ubi0: attaching mtd0 [ 105.361286][ T6938] ubi0: scanning is finished [ 105.388579][ T6938] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 105.396133][ T6938] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes [ 105.404028][ T6938] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 105.411147][ T6938] ubi0: VID header offset: 64 (aligned 64), data offset: 128 [ 105.418566][ T6938] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 [ 105.425476][ T6938] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 105.433730][ T6938] ubi0: max/mean erase counter: 1/1, WL threshold: 4096, image sequence number: 2086127111 [ 105.444099][ T6938] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 [ 105.454101][ T6941] ubi0: background thread "ubi_bgt0d" started, PID 6941 [ 105.466254][ T6944] ubi0: detaching mtd0 [ 105.471336][ T6944] ubi0: mtd0 is detached [ 105.475727][ T6944] ubi0: attaching mtd0 [ 105.480357][ T6944] ubi0: scanning is finished [ 105.511694][ T6944] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 105.525148][ T6944] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes [ 105.532955][ T6944] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 105.540080][ T6944] ubi0: VID header offset: 64 (aligned 64), data offset: 128 [ 105.547434][ T6944] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 [ 105.554671][ T6944] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 105.563428][ T6944] ubi0: max/mean erase counter: 1/1, WL threshold: 4096, image sequence number: 2086127111 [ 105.575313][ T6944] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 [ 105.586099][ T6950] ubi0: background thread "ubi_bgt0d" started, PID 6950 2020/05/02 20:00:00 executed programs: 11 [ 111.436454][ T6954] ubi0: detaching mtd0 [ 111.441134][ T6954] ubi0: mtd0 is detached [ 111.445506][ T6954] ubi0: attaching mtd0 [ 111.450362][ T6954] ubi0: scanning is finished [ 111.487896][ T6954] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 111.495588][ T6954] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes [ 111.503073][ T6954] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 111.510404][ T6954] ubi0: VID header offset: 64 (aligned 64), data offset: 128 [ 111.517994][ T6954] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 [ 111.524734][ T6954] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 111.532796][ T6954] ubi0: max/mean erase counter: 1/1, WL threshold: 4096, image sequence number: 2086127111 [ 111.542889][ T6954] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 [ 111.553061][ T6958] ubi0: background thread "ubi_bgt0d" started, PID 6958 [ 111.565630][ T6960] ubi0: detaching mtd0 [ 111.570427][ T6960] ubi0: mtd0 is detached [ 111.574820][ T6960] ubi0: attaching mtd0 [ 111.579672][ T6960] ubi0: scanning is finished [ 111.608030][ T6960] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 111.616153][ T6960] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes [ 111.623827][ T6960] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 111.631428][ T6960] ubi0: VID header offset: 64 (aligned 64), data offset: 128 [ 111.639101][ T6960] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 [ 111.646201][ T6960] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 111.656153][ T6960] ubi0: max/mean erase counter: 1/1, WL threshold: 4096, image sequence number: 2086127111 [ 111.666667][ T6960] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 [ 111.677248][ T6966] ubi0: background thread "ubi_bgt0d" started, PID 6966 2020/05/02 20:00:06 executed programs: 13 [ 117.515639][ T6971] ubi0: detaching mtd0 [ 117.520470][ T6971] ubi0: mtd0 is detached [ 117.524915][ T6971] ubi0: attaching mtd0 [ 117.529357][ T6971] ubi0: scanning is finished [ 117.607304][ T6971] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 117.614930][ T6971] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes [ 117.622257][ T6971] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 117.629283][ T6971] ubi0: VID header offset: 64 (aligned 64), data offset: 128 [ 117.636625][ T6971] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 [ 117.643686][ T6971] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 117.651796][ T6971] ubi0: max/mean erase counter: 1/1, WL threshold: 4096, image sequence number: 2086127111 [ 117.661870][ T6971] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 [ 117.672478][ T6974] ubi0: background thread "ubi_bgt0d" started, PID 6974 [ 117.684491][ T6977] ubi0: detaching mtd0 [ 117.689016][ T6977] ubi0: mtd0 is detached [ 117.694310][ T6977] ubi0: attaching mtd0 [ 117.699309][ T6977] ubi0: scanning is finished [ 117.767298][ T6977] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 117.774806][ T6977] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes [ 117.782515][ T6977] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 117.789466][ T6977] ubi0: VID header offset: 64 (aligned 64), data offset: 128 [ 117.796925][ T6977] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 [ 117.805452][ T6977] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 117.813450][ T6977] ubi0: max/mean erase counter: 1/1, WL threshold: 4096, image sequence number: 2086127111 [ 117.823438][ T6977] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 [ 117.833339][ T6983] ubi0: background thread "ubi_bgt0d" started, PID 6983 [ 123.663800][ T6985] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) [ 125.556182][ T0] NOHZ: local_softirq_pending 08 BUG: memory leak unreferenced object 0xffff888127e98c60 (size 32): comm "syz-executor.0", pid 6862, jiffies 4294944775 (age 51.130s) 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: [<00000000607ebad2>] erase_aeb+0x25/0x110 [<000000005a9072de>] ubi_wl_init+0x193/0x5c0 [<00000000ab6893a0>] ubi_attach+0x611/0x18ba [<00000000ad193d1e>] ubi_attach_mtd_dev+0x665/0xcc0 [<00000000952a251e>] ctrl_cdev_ioctl+0x144/0x1b0 [<000000004060e797>] ksys_ioctl+0xa6/0xd0 [<00000000c5936b1f>] __x64_sys_ioctl+0x1a/0x20 [<00000000a4aaaa15>] do_syscall_64+0x6e/0x220 [<00000000aa40c0e3>] entry_SYSCALL_64_after_hwframe+0x44/0xa9