[ 18.108753] random: crng init done [ 18.108783] random: 7 urandom warning(s) missed due to ratelimiting Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 27.533134] IPVS: ftp: loaded support on port[0] = 21 [ 27.979227] can: request_module (can-proto-0) failed. [ 29.033231] can: request_module (can-proto-0) failed. [ 29.042995] can: request_module (can-proto-0) failed. Warning: Permanently added '10.128.0.167' (ECDSA) to the list of known hosts. 2021/06/07 00:07:17 parsed 1 programs 2021/06/07 00:07:17 executed programs: 0 [ 36.014132] IPVS: ftp: loaded support on port[0] = 21 [ 36.016749] IPVS: ftp: loaded support on port[0] = 21 [ 36.023182] IPVS: ftp: loaded support on port[0] = 21 [ 36.030926] IPVS: ftp: loaded support on port[0] = 21 [ 36.076183] IPVS: ftp: loaded support on port[0] = 21 [ 36.081101] IPVS: ftp: loaded support on port[0] = 21 [ 36.329113] chnl_net:caif_netlink_parms(): no params data found [ 36.358724] chnl_net:caif_netlink_parms(): no params data found [ 36.371291] chnl_net:caif_netlink_parms(): no params data found [ 36.413436] chnl_net:caif_netlink_parms(): no params data found [ 36.458045] chnl_net:caif_netlink_parms(): no params data found [ 36.535767] chnl_net:caif_netlink_parms(): no params data found [ 36.599219] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.607377] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.616696] device bridge_slave_0 entered promiscuous mode [ 36.626740] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.635820] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.643470] device bridge_slave_0 entered promiscuous mode [ 36.650298] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.657551] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.664664] device bridge_slave_0 entered promiscuous mode [ 36.671676] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.678300] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.686228] device bridge_slave_1 entered promiscuous mode [ 36.696212] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.703486] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.710798] device bridge_slave_1 entered promiscuous mode [ 36.728046] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.734494] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.743644] device bridge_slave_1 entered promiscuous mode [ 36.769830] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 36.778470] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.786795] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.794813] device bridge_slave_0 entered promiscuous mode [ 36.804873] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.812118] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.819349] device bridge_slave_1 entered promiscuous mode [ 36.825857] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.832644] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.840710] device bridge_slave_0 entered promiscuous mode [ 36.861820] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 36.872069] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 36.884171] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.890890] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.898935] device bridge_slave_1 entered promiscuous mode [ 36.909647] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 36.918711] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.927236] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.934884] device bridge_slave_0 entered promiscuous mode [ 36.947076] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 36.963716] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 36.974087] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 36.983547] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.990603] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.999116] device bridge_slave_1 entered promiscuous mode [ 37.014503] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 37.023622] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 37.053988] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 37.062001] team0: Port device team_slave_0 added [ 37.070715] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 37.078917] team0: Port device team_slave_1 added [ 37.085391] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 37.094916] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 37.103773] team0: Port device team_slave_0 added [ 37.114184] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 37.123204] team0: Port device team_slave_1 added [ 37.130309] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 37.138423] team0: Port device team_slave_0 added [ 37.144422] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 37.154705] team0: Port device team_slave_0 added [ 37.174285] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 37.188264] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 37.197115] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 37.206857] team0: Port device team_slave_1 added [ 37.225406] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 37.234192] team0: Port device team_slave_1 added [ 37.241452] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 37.248123] 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. [ 37.277816] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 37.306561] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 37.313811] 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. [ 37.341679] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 37.353550] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 37.362597] team0: Port device team_slave_0 added [ 37.378853] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 37.387082] 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. [ 37.416004] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 37.428785] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 37.438401] 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. [ 37.467058] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 37.483956] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 37.491339] 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. [ 37.520676] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 37.534626] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 37.542793] 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. [ 37.570275] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 37.582432] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 37.590798] team0: Port device team_slave_1 added [ 37.596641] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 37.604107] 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. [ 37.633902] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 37.646251] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 37.654943] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 37.663430] team0: Port device team_slave_0 added [ 37.669941] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 37.678365] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 37.687293] 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. [ 37.717510] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 37.733545] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 37.743047] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 37.752041] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 37.762269] team0: Port device team_slave_1 added [ 37.769100] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 37.784568] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 37.797703] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 37.828803] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 37.835279] 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. [ 37.863531] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 37.874864] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 37.922139] device hsr_slave_0 entered promiscuous mode [ 37.960967] device hsr_slave_1 entered promiscuous mode [ 38.043698] device hsr_slave_0 entered promiscuous mode [ 38.070983] device hsr_slave_1 entered promiscuous mode [ 38.127369] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 38.134019] 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. [ 38.162142] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 38.176751] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 38.184859] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 38.193043] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 38.201282] 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. [ 38.229890] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 38.242529] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 38.293158] device hsr_slave_0 entered promiscuous mode [ 38.331815] device hsr_slave_1 entered promiscuous mode [ 38.394052] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 38.407926] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 38.425493] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 38.441942] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 38.452317] 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. [ 38.500922] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 38.513640] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 38.572896] device hsr_slave_0 entered promiscuous mode [ 38.610631] device hsr_slave_1 entered promiscuous mode [ 38.650803] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 38.668180] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 38.682900] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 38.702762] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 38.710800] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 38.772282] device hsr_slave_0 entered promiscuous mode [ 38.830818] device hsr_slave_1 entered promiscuous mode [ 38.881366] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 38.897495] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 39.013268] device hsr_slave_0 entered promiscuous mode [ 39.050616] device hsr_slave_1 entered promiscuous mode [ 39.112696] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 39.141836] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 39.288245] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 39.303485] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 39.323982] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 39.384270] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 39.428264] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 39.458521] 8021q: adding VLAN 0 to HW filter on device bond0 [ 39.477866] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 39.494523] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 39.508062] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 39.521003] 8021q: adding VLAN 0 to HW filter on device team0 [ 39.551402] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 39.564112] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 39.581813] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 39.603766] 8021q: adding VLAN 0 to HW filter on device bond0 [ 39.624230] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 39.655895] 8021q: adding VLAN 0 to HW filter on device bond0 [ 39.677090] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 39.689654] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 39.704369] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 39.718477] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.729568] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.743307] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 39.759371] 8021q: adding VLAN 0 to HW filter on device bond0 [ 39.770418] 8021q: adding VLAN 0 to HW filter on device bond0 [ 39.780123] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 39.791938] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 39.802063] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 39.811298] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 39.820732] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 39.829540] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.841725] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.852757] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 39.860262] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 39.870655] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 39.880735] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 39.888544] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 39.898274] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 39.905666] 8021q: adding VLAN 0 to HW filter on device team0 [ 39.913013] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 39.923513] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 39.934133] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 39.946958] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 39.956917] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 39.967111] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 39.975071] 8021q: adding VLAN 0 to HW filter on device team0 [ 39.983757] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 39.993223] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 40.003601] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 40.015937] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 40.027344] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 40.037126] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 40.045648] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 40.055743] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.062565] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.072104] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 40.082321] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 40.090673] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 40.098579] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 40.109120] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 40.116993] 8021q: adding VLAN 0 to HW filter on device team0 [ 40.126250] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 40.137398] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 40.148325] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 40.155617] 8021q: adding VLAN 0 to HW filter on device team0 [ 40.169932] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 40.180140] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 40.188620] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 40.196659] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.204049] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.212744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 40.222732] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 40.231802] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 40.240842] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 40.248665] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.255486] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.264799] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 40.275043] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 40.285844] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 40.294712] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 40.302983] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 40.320305] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 40.332106] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 40.344857] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 40.354068] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 40.367155] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 40.377417] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 40.387036] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.393799] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.401891] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 40.411312] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 40.419190] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.425807] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.433276] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 40.442943] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 40.454317] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.462710] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.471425] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 40.481899] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 40.492175] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 40.501269] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 40.520350] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 40.530717] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 40.540011] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 40.554264] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 40.562979] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 40.571753] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 40.579289] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 40.588414] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 40.598495] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 40.608236] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 40.618465] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 40.628589] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.636737] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.645645] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 40.656926] 8021q: adding VLAN 0 to HW filter on device bond0 [ 40.666062] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 40.675561] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 40.686260] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 40.700161] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 40.708905] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 40.717870] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 40.725632] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 40.734891] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 40.743630] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 40.755172] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 40.764062] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 40.774604] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 40.784032] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 40.795285] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 40.806472] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 40.815541] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 40.828194] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 40.836607] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 40.844196] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 40.854580] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 40.863424] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.871610] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.879786] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 40.890171] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 40.898731] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 40.907715] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 40.918497] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 40.929157] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 40.941819] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 40.953371] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 40.964549] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 40.975577] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 40.984181] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 40.992973] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 41.001468] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 41.009855] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 41.017890] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 41.025764] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 41.034804] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 41.043028] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 41.052210] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 41.061870] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 41.070794] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 41.080482] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 41.087217] 8021q: adding VLAN 0 to HW filter on device team0 [ 41.095327] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 41.104483] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 41.113264] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 41.120376] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 41.130446] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 41.137874] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.145162] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 41.156177] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 41.166507] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 41.180312] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 41.196927] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 41.208972] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 41.219843] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 41.230243] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 41.240151] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 41.248906] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.256968] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.264456] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 41.273274] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 41.281739] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.289876] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.298902] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 41.307908] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 41.321774] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 41.334563] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 41.345862] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 41.358908] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 41.377754] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 41.393766] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 41.410203] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 41.420648] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 41.435825] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 41.453677] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 41.464314] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 41.475117] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 41.486962] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 41.497585] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 41.508277] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 41.522151] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 41.531531] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 41.544208] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 41.558234] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 41.567579] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 41.576862] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 41.587379] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 41.605766] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 41.625588] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 41.634471] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 41.647340] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 41.658307] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 41.667789] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 41.677451] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 41.686132] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 41.697019] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 41.705983] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 41.715108] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 41.724485] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 41.732170] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 41.740127] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 41.749954] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 41.760021] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 41.768593] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 41.780059] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 41.789163] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 41.797053] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 41.805694] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 41.815127] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 41.823596] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 41.839928] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 41.850933] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 41.869383] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 41.880650] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 41.895004] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 41.905743] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 41.917360] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 41.942132] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 41.954955] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 41.969276] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 41.976377] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 41.987350] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 42.000306] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.012996] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 42.026407] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 42.040386] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 42.056077] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 42.064661] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.075502] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 42.083665] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 42.100576] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 42.114991] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 42.124949] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 42.133106] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 42.145419] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 42.158653] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 42.167366] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 42.176690] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 42.188110] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 42.204368] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 42.215863] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 42.226301] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 42.246894] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready [ 42.256028] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 42.267613] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 42.276802] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 42.288122] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 42.299624] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 42.316314] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 42.332054] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 42.344607] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 42.356642] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 42.367142] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 42.378456] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 42.390940] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 42.406704] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 42.419677] device veth0_vlan entered promiscuous mode [ 42.435148] device veth1_vlan entered promiscuous mode [ 42.444685] IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready [ 42.460936] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 42.470048] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 42.479838] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 42.488465] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 42.503566] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 42.517856] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 42.536535] IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready [ 42.554770] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 42.579789] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 42.593323] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 42.613388] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 42.632151] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 42.645357] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready [ 42.679897] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 42.693203] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 42.707272] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 42.722674] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 42.731958] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 42.743164] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready [ 42.756504] device veth0_vlan entered promiscuous mode [ 42.776877] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 42.789111] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 42.799141] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 42.808351] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 42.824693] device veth0_vlan entered promiscuous mode [ 42.836084] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 42.846002] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 42.854022] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 42.864441] device veth1_vlan entered promiscuous mode [ 42.874063] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 42.884127] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 42.895416] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 42.904656] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 42.915398] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 42.926910] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 42.936075] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 42.945282] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 42.955031] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 42.964286] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 42.974758] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 42.985762] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready [ 42.994210] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 43.002580] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 43.011844] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 43.020407] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 43.029495] device veth0_macvtap entered promiscuous mode [ 43.035723] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 43.045658] device veth1_vlan entered promiscuous mode [ 43.052724] IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready [ 43.064525] device veth0_vlan entered promiscuous mode [ 43.077729] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 43.085879] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 43.093535] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 43.103161] device veth1_macvtap entered promiscuous mode [ 43.111437] IPv6: ADDRCONF(NETDEV_UP): macsec0: link is not ready [ 43.127995] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 43.141123] device veth1_vlan entered promiscuous mode [ 43.147294] IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready [ 43.158035] IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready [ 43.170859] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 43.181732] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 43.192953] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready [ 43.202770] IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready [ 43.212947] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 43.222320] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 43.231779] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 43.240351] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 43.248934] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 43.256348] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 43.264147] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 43.272464] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 43.281142] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 43.290700] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 43.300562] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 43.313327] device veth0_macvtap entered promiscuous mode [ 43.322047] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 43.331022] device veth0_vlan entered promiscuous mode [ 43.343100] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 43.354568] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 43.364637] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 43.374579] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 43.383263] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 43.392813] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 43.401739] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 43.410380] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 43.424664] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 43.432892] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 43.440046] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 43.451316] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 43.463674] device veth1_macvtap entered promiscuous mode [ 43.471123] IPv6: ADDRCONF(NETDEV_UP): macsec0: link is not ready [ 43.483294] device veth1_vlan entered promiscuous mode [ 43.491130] IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready [ 43.502894] IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready [ 43.514881] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 43.526359] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 43.540412] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready [ 43.548165] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 43.557199] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 43.568656] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 43.576455] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 43.586975] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 43.595420] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 43.606246] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 43.617738] device veth0_macvtap entered promiscuous mode [ 43.627780] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 43.636373] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 43.644364] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 43.651495] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 43.659853] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 43.673928] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 43.681913] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 43.690765] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 43.698062] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 43.707461] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 43.716637] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 43.725549] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 43.736906] device veth1_macvtap entered promiscuous mode [ 43.747892] device veth0_macvtap entered promiscuous mode [ 43.756036] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 43.767021] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 43.779610] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 43.787597] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 43.798951] device veth0_vlan entered promiscuous mode [ 43.810103] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 43.822024] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 43.830599] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 43.842122] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 43.858556] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 43.869496] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 43.883417] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 43.890899] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 43.905387] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 43.915217] device veth1_macvtap entered promiscuous mode [ 43.923553] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 43.934760] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 43.950458] device veth1_vlan entered promiscuous mode [ 43.968838] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 43.981733] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 43.995752] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 44.010478] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 44.024090] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 44.035256] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 44.043033] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 44.059221] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 44.070737] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 44.082710] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 44.095312] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 44.109418] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 44.126784] device veth0_macvtap entered promiscuous mode [ 44.136804] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 44.153523] device veth1_macvtap entered promiscuous mode [ 44.162208] IPv6: ADDRCONF(NETDEV_UP): macsec0: link is not ready [ 44.184455] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 44.193244] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 44.206026] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 44.216916] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 44.227013] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 44.237766] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 44.245645] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 44.255617] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 44.268394] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 44.281757] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 44.293544] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 44.302620] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 44.315355] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 44.324356] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 44.333033] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 44.342785] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 44.352537] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 44.363766] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 44.379316] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 44.389760] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 44.400362] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 44.411349] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 44.422341] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 44.430857] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 44.441492] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 44.452620] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 44.463041] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 44.475026] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 44.487192] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 44.499292] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 44.511077] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 44.519355] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 44.535169] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 44.542781] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 44.555437] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 44.564522] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 44.573568] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 44.583548] device veth0_macvtap entered promiscuous mode [ 44.592914] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 44.614464] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 44.626321] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 44.636429] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 44.647320] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 44.658725] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 44.671229] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 44.682544] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 44.693137] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 44.704734] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 44.712258] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 44.729666] device veth1_macvtap entered promiscuous mode [ 44.736153] IPv6: ADDRCONF(NETDEV_UP): macsec0: link is not ready [ 44.749917] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 44.759111] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 44.777729] FAULT_INJECTION: forcing a failure. [ 44.777729] name failslab, interval 1, probability 0, space 0, times 1 [ 44.784897] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 44.790732] CPU: 1 PID: 7110 Comm: syz-executor.1 Not tainted 4.19.193-syzkaller #0 [ 44.790735] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 44.790737] Call Trace: [ 44.790749] dump_stack+0x123/0x171 [ 44.790761] should_fail.cold.4+0x5/0xa [ 44.790767] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 44.790772] ? mark_held_locks+0x130/0x130 [ 44.790778] ? n_tty_write+0x30a/0x1060 [ 44.790785] __should_failslab+0xba/0xf0 [ 44.790793] should_failslab+0x9/0x20 [ 44.801567] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 44.806412] __kmalloc+0x70/0x770 [ 44.863034] ? n_tty_write+0x30a/0x1060 [ 44.866773] FAULT_INJECTION: forcing a failure. [ 44.866773] name failslab, interval 1, probability 0, space 0, times 1 [ 44.867393] ? __tty_buffer_request_room+0x1b3/0x550 [ 44.884956] __tty_buffer_request_room+0x1b3/0x550 [ 44.889880] ? mark_held_locks+0xc7/0x130 [ 44.894109] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 44.899698] ? do_raw_spin_lock+0xd0/0x240 [ 44.904598] pty_write+0xf3/0x1f0 [ 44.908030] n_tty_write+0x4a4/0x1060 [ 44.911849] ? process_echoes+0x130/0x130 [ 44.916248] ? do_wait_intr_irq+0x310/0x310 [ 44.920707] ? kasan_check_write+0x14/0x20 [ 44.925185] tty_write+0x346/0x770 [ 44.928713] ? process_echoes+0x130/0x130 [ 44.933020] __vfs_write+0xe3/0x890 [ 44.936725] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 44.941635] ? common_file_perm+0x182/0x730 [ 44.945949] ? kernel_read+0x130/0x130 [ 44.949940] ? kasan_check_read+0x11/0x20 [ 44.954266] ? apparmor_task_setrlimit+0x6a0/0x6a0 [ 44.959195] ? __fget+0x295/0x400 [ 44.962728] ? apparmor_file_permission+0x15/0x20 [ 44.967578] ? security_file_permission+0x46/0x190 [ 44.972610] ? rw_verify_area+0xb8/0x2b0 [ 44.977045] vfs_write+0x150/0x4d0 [ 44.982506] ksys_write+0x103/0x260 [ 44.986233] ? __ia32_sys_read+0xa0/0xa0 [ 44.990452] ? do_syscall_64+0x21/0x4e0 [ 44.994624] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 45.000367] __x64_sys_write+0x6e/0xb0 [ 45.004350] do_syscall_64+0xd0/0x4e0 [ 45.008228] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 45.013407] RIP: 0033:0x462cd9 [ 45.016665] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 45.036111] RSP: 002b:00007f888bb82198 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 45.044276] RAX: ffffffffffffffda RBX: 0000000000000c16 RCX: 0000000000462cd9 [ 45.051749] RDX: 00000000fffffedf RSI: 0000000020000000 RDI: 0000000000000004 [ 45.058996] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 45.066420] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000052bf00 [ 45.073666] R13: 00007f888bb826bc R14: 0000000000000005 R15: 0000000000000001 [ 45.080940] CPU: 0 PID: 7125 Comm: syz-executor.3 Not tainted 4.19.193-syzkaller #0 [ 45.080945] [ 45.080946] ====================================================== [ 45.080947] WARNING: possible circular locking dependency detected [ 45.080948] 4.19.193-syzkaller #0 Not tainted [ 45.080949] ------------------------------------------------------ [ 45.080950] syz-executor.1/7110 is trying to acquire lock: [ 45.080951] 00000000ccbb071b (console_owner){-...}, at: console_unlock+0x386/0xde0 [ 45.080954] [ 45.080955] but task is already holding lock: [ 45.080956] 00000000406baa27 (&(&port->lock)->rlock){-.-.}, at: pty_write+0xbf/0x1f0 [ 45.080959] [ 45.080960] which lock already depends on the new lock. [ 45.080961] [ 45.080962] [ 45.080963] the existing dependency chain (in reverse order) is: [ 45.080964] [ 45.080965] -> #2 (&(&port->lock)->rlock){-.-.}: [ 45.080969] _raw_spin_lock_irqsave+0x99/0xd0 [ 45.080970] tty_port_tty_get+0x1d/0x80 [ 45.080971] tty_port_default_wakeup+0xa/0x30 [ 45.080972] tty_port_tty_wakeup+0x53/0x70 [ 45.080973] uart_write_wakeup+0x37/0x50 [ 45.080975] serial8250_tx_chars+0x3dc/0xb50 [ 45.080976] serial8250_handle_irq.part.23+0x223/0x2e0 2021/06/07 00:07:26 executed programs: 6 [ 45.080977] serial8250_default_handle_irq+0x7c/0xe0 [ 45.080978] serial8250_interrupt+0xd3/0x170 [ 45.080979] __handle_irq_event_percpu+0x100/0x660 [ 45.080980] handle_irq_event_percpu+0x6c/0x140 [ 45.080981] handle_irq_event+0xa2/0x130 [ 45.080983] handle_edge_irq+0x206/0x780 [ 45.080983] handle_irq+0x37/0x50 [ 45.080984] do_IRQ+0x98/0x1c0 [ 45.080986] ret_from_intr+0x0/0x1e [ 45.080987] _raw_spin_unlock_irqrestore+0xaf/0xd0 [ 45.080988] uart_write+0x37a/0x6a0 [ 45.080989] do_output_char+0x4e8/0x700 [ 45.080990] n_tty_write+0x531/0x1060 [ 45.080991] tty_write+0x346/0x770 [ 45.080992] redirected_tty_write+0xa5/0xc0 [ 45.080993] do_iter_write+0x360/0x510 [ 45.080994] vfs_writev+0x16f/0x2d0 [ 45.080995] do_writev+0x110/0x330 [ 45.080996] __x64_sys_writev+0x70/0xb0 [ 45.080997] do_syscall_64+0xd0/0x4e0 [ 45.080998] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 45.080999] [ 45.081000] -> #1 (&port_lock_key){-.-.}: [ 45.081004] _raw_spin_lock_irqsave+0x99/0xd0 [ 45.081005] serial8250_console_write+0x6d0/0x890 [ 45.081006] univ8250_console_write+0x4e/0x70 [ 45.081007] console_unlock+0x8b9/0xde0 [ 45.081008] vprintk_emit+0x191/0x540 [ 45.081009] vprintk_default+0x1a/0x20 [ 45.081010] vprintk_func+0x49/0x130 [ 45.081011] printk+0x9a/0xc0 [ 45.081012] register_console+0x612/0xa10 [ 45.081013] univ8250_console_init+0x1e/0x28 [ 45.081014] console_init+0x317/0x481 [ 45.081015] start_kernel+0x4b3/0x5c7 [ 45.081016] x86_64_start_reservations+0x29/0x2b [ 45.081017] x86_64_start_kernel+0x76/0x79 [ 45.081019] secondary_startup_64+0xa4/0xb0 [ 45.081019] [ 45.081020] -> #0 (console_owner){-...}: [ 45.081024] lock_acquire+0x173/0x3d0 [ 45.081025] console_unlock+0x3e8/0xde0 [ 45.081026] vprintk_emit+0x191/0x540 [ 45.081027] vprintk_default+0x1a/0x20 [ 45.081028] vprintk_func+0x49/0x130 [ 45.081029] printk+0x9a/0xc0 [ 45.081030] should_fail+0x551/0x690 [ 45.081031] __should_failslab+0xba/0xf0 [ 45.081032] should_failslab+0x9/0x20 [ 45.081033] __kmalloc+0x70/0x770 [ 45.081034] __tty_buffer_request_room+0x1b3/0x550 [ 45.081036] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 45.081036] pty_write+0xf3/0x1f0 [ 45.081038] n_tty_write+0x4a4/0x1060 [ 45.081039] tty_write+0x346/0x770 [ 45.081040] __vfs_write+0xe3/0x890 [ 45.081041] vfs_write+0x150/0x4d0 [ 45.081042] ksys_write+0x103/0x260 [ 45.081043] __x64_sys_write+0x6e/0xb0 [ 45.081044] do_syscall_64+0xd0/0x4e0 [ 45.081045] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 45.081046] [ 45.081047] other info that might help us debug this: [ 45.081048] [ 45.081049] Chain exists of: [ 45.081049] console_owner --> &port_lock_key --> &(&port->lock)->rlock [ 45.081054] [ 45.081055] Possible unsafe locking scenario: [ 45.081056] [ 45.081057] CPU0 CPU1 [ 45.081058] ---- ---- [ 45.081059] lock(&(&port->lock)->rlock); [ 45.081062] lock(&port_lock_key); [ 45.081064] lock(&(&port->lock)->rlock); [ 45.081066] lock(console_owner); [ 45.081068] [ 45.081069] *** DEADLOCK *** [ 45.081070] [ 45.081071] 6 locks held by syz-executor.1/7110: [ 45.081071] #0: 0000000002693727 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x2d/0x40 [ 45.081076] #1: 000000009dfa1223 (&tty->atomic_write_lock){+.+.}, at: tty_write_lock+0x19/0x50 [ 45.081080] #2: 00000000ae2e4a0b (&o_tty->termios_rwsem/1){++++}, at: n_tty_write+0x170/0x1060 [ 45.081085] #3: 000000004c6fc59a (&ldata->output_lock){+.+.}, at: n_tty_write+0x30a/0x1060 [ 45.081089] #4: 00000000406baa27 (&(&port->lock)->rlock){-.-.}, at: pty_write+0xbf/0x1f0 [ 45.081093] #5: 000000004a643697 (console_lock){+.+.}, at: vprintk_emit+0x184/0x540 [ 45.081098] [ 45.081099] stack backtrace: [ 45.081100] CPU: 1 PID: 7110 Comm: syz-executor.1 Not tainted 4.19.193-syzkaller #0 [ 45.081102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 45.081103] Call Trace: [ 45.081104] dump_stack+0x123/0x171 [ 45.081105] print_circular_bug.isra.34.cold.55+0x1bd/0x27d [ 45.081106] ? save_trace+0xe0/0x290 [ 45.081107] __lock_acquire+0x30bb/0x4950 [ 45.081108] ? mark_held_locks+0x130/0x130 [ 45.081109] ? pointer+0x6e0/0x6e0 [ 45.081110] lock_acquire+0x173/0x3d0 [ 45.081111] ? console_unlock+0x386/0xde0 [ 45.081112] console_unlock+0x3e8/0xde0 [ 45.081113] ? console_unlock+0x386/0xde0 [ 45.081114] ? vprintk_emit+0x184/0x540 [ 45.081115] vprintk_emit+0x191/0x540 [ 45.081116] vprintk_default+0x1a/0x20 [ 45.081117] vprintk_func+0x49/0x130 [ 45.081118] ? lock_pin_lock+0x350/0x350 [ 45.081119] printk+0x9a/0xc0 [ 45.081120] ? log_store.cold.33+0x11/0x11 [ 45.081121] ? __lock_acquire+0x2698/0x4950 [ 45.081122] should_fail+0x551/0x690 [ 45.081124] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 45.081125] ? mark_held_locks+0x130/0x130 [ 45.081126] ? n_tty_write+0x30a/0x1060 [ 45.081127] __should_failslab+0xba/0xf0 [ 45.081128] should_failslab+0x9/0x20 [ 45.081129] __kmalloc+0x70/0x770 [ 45.081130] ? n_tty_write+0x30a/0x1060 [ 45.081131] ? __tty_buffer_request_room+0x1b3/0x550 [ 45.081132] __tty_buffer_request_room+0x1b3/0x550 [ 45.081133] ? mark_held_locks+0xc7/0x130 [ 45.081134] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 45.081135] ? do_raw_spin_lock+0xd0/0x240 [ 45.081136] pty_write+0xf3/0x1f0 [ 45.081137] n_tty_write+0x4a4/0x1060 [ 45.081138] ? process_echoes+0x130/0x130 [ 45.081140] ? do_wait_intr_irq+0x310/0x310 [ 45.081141] ? kasan_check_write+0x14/0x20 [ 45.081142] tty_write+0x346/0x770 [ 45.081143] ? process_echoes+0x130/0x130 [ 45.081144] __vfs_write+0xe3/0x890 [ 45.081145] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 45.081146] ? common_file_perm+0x182/0x730 [ 45.081147] ? kernel_read+0x130/0x130 [ 45.081148] ? kasan_check_read+0x11/0x20 [ 45.081149] ? apparmor_task_setrlimit+0x6a0/0x6a0 [ 45.081150] ? __fget+0x295/0x400 [ 45.081151] ? apparmor_file_permission+0x15/0x20 [ 45.081152] ? security_file_permission+0x46/0x190 [ 45.081153] ? rw_verify_area+0xb8/0x2b0 [ 45.081154] vfs_write+0x150/0x4d0 [ 45.081155] ksys_write+0x103/0x260 [ 45.081156] ? __ia32_sys_read+0xa0/0xa0 [ 45.081158] ? do_syscall_64+0x21/0x4e0 [ 45.081159] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 45.081160] __x64_sys_write+0x6e/0xb0 [ 45.081161] do_syscall_64+0xd0/0x4e0 [ 45.081162] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 45.081163] RIP: 0033:0x462cd9 [ 45.081165] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 45.081166] RSP: 002b:00007f888bb82198 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 45.081169] RAX: ffffffffffffffda RBX: 0000000000000c16 RCX: 0000000000462cd9 [ 45.081170] RDX: 00000000fffffedf RSI: 0000000020000000 RDI: 0000000000000004 [ 45.081171] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 45.081172] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000052bf00 [ 45.081174] R13: 00007f888bb826bc R14: 0000000000000005 R15: 0000000000000001 [ 45.089368] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 45.090591] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 45.097155] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 45.103476] Call Trace: [ 45.103491] dump_stack+0x123/0x171 [ 45.103499] should_fail.cold.4+0x5/0xa [ 45.103505] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 45.103510] ? mark_held_locks+0x130/0x130 [ 45.103514] ? n_tty_write+0x30a/0x1060 [ 45.103521] __should_failslab+0xba/0xf0 [ 45.103527] should_failslab+0x9/0x20 [ 45.103530] __kmalloc+0x70/0x770 [ 45.103534] ? n_tty_write+0x30a/0x1060 [ 45.103537] ? kasan_kmalloc+0xc7/0xe0 [ 45.103540] ? __kmalloc+0x15b/0x770 [ 45.103548] ? __tty_buffer_request_room+0x1b3/0x550 [ 45.113604] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 45.114341] __tty_buffer_request_room+0x1b3/0x550 [ 45.114348] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 45.114356] ? do_raw_spin_lock+0xd0/0x240 [ 45.120301] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 45.127814] pty_write+0xf3/0x1f0 [ 45.127823] n_tty_write+0x4a4/0x1060 [ 45.127831] ? process_echoes+0x130/0x130 [ 45.127837] ? do_wait_intr_irq+0x310/0x310 [ 45.127843] ? kasan_check_write+0x14/0x20 [ 45.127847] tty_write+0x346/0x770 [ 45.127852] ? process_echoes+0x130/0x130 [ 45.127858] __vfs_write+0xe3/0x890 [ 45.127865] ? common_file_perm+0x182/0x730 [ 45.127868] ? kernel_read+0x130/0x130 [ 45.127872] ? apparmor_task_setrlimit+0x6a0/0x6a0 [ 45.127877] ? __fget+0x295/0x400 [ 45.127883] ? apparmor_file_permission+0x15/0x20 [ 45.127888] ? security_file_permission+0x46/0x190 [ 45.127892] ? rw_verify_area+0xb8/0x2b0 [ 45.127898] vfs_write+0x150/0x4d0 [ 45.127903] ksys_write+0x103/0x260 [ 45.127908] ? __ia32_sys_read+0xa0/0xa0 [ 45.127913] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 45.127919] __x64_sys_write+0x6e/0xb0 [ 45.127926] do_syscall_64+0xd0/0x4e0 [ 45.127931] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 45.127935] RIP: 0033:0x462cd9 [ 45.127940] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 45.127943] RSP: 002b:00007f5eb547a198 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 45.127947] RAX: ffffffffffffffda RBX: 0000000000000c16 RCX: 0000000000462cd9 [ 45.127950] RDX: 00000000fffffedf RSI: 0000000020000000 RDI: 0000000000000004 [ 45.127952] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 45.127955] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000052bf00 [ 45.127957] R13: 00007f5eb547a6bc R14: 0000000000000005 R15: 0000000000000001 [ 45.235008] FAULT_INJECTION: forcing a failure. [ 45.235008] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 45.241197] FAULT_INJECTION: forcing a failure. [ 45.241197] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 45.243015] CPU: 0 PID: 7131 Comm: syz-executor.1 Not tainted 4.19.193-syzkaller #0 [ 46.273121] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.283005] Call Trace: [ 46.285589] dump_stack+0x123/0x171 [ 46.289332] should_fail.cold.4+0x5/0xa [ 46.293307] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 46.298489] ? is_bpf_text_address+0x60/0xe0 [ 46.303108] ? lock_downgrade+0x860/0x860 [ 46.307441] ? __bpf_address_lookup+0x270/0x270 [ 46.312095] __alloc_pages_nodemask+0x1d5/0x710 [ 46.316793] ? __alloc_pages_slowpath+0x2560/0x2560 [ 46.321785] ? kernel_text_address+0x79/0xf0 [ 46.326608] ? unwind_get_return_address+0x61/0xa0 [ 46.331787] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 46.337038] cache_grow_begin+0x91/0x8d0 [ 46.341266] ? __kmalloc+0xc5/0x770 [ 46.344955] __kmalloc+0x6a1/0x770 [ 46.349082] ? n_tty_write+0x30a/0x1060 [ 46.353030] ? __kmalloc+0x15b/0x770 [ 46.356719] ? __tty_buffer_request_room+0x1b3/0x550 [ 46.362167] __tty_buffer_request_room+0x1b3/0x550 [ 46.367167] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 46.372968] ? do_raw_spin_lock+0xd0/0x240 [ 46.377201] pty_write+0xf3/0x1f0 [ 46.380630] n_tty_write+0x4a4/0x1060 [ 46.384424] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 46.389514] ? lock_downgrade+0x860/0x860 [ 46.393647] ? process_echoes+0x130/0x130 [ 46.397780] ? do_wait_intr_irq+0x310/0x310 [ 46.402091] ? kasan_check_write+0x14/0x20 [ 46.406498] tty_write+0x346/0x770 [ 46.410186] ? process_echoes+0x130/0x130 [ 46.414447] __vfs_write+0xe3/0x890 [ 46.418067] ? common_file_perm+0x182/0x730 [ 46.422414] ? kernel_read+0x130/0x130 [ 46.426406] ? apparmor_task_setrlimit+0x6a0/0x6a0 [ 46.431406] ? __fget+0x295/0x400 [ 46.434836] ? apparmor_file_permission+0x15/0x20 [ 46.439738] ? security_file_permission+0x46/0x190 [ 46.444654] ? rw_verify_area+0xb8/0x2b0 [ 46.448691] vfs_write+0x150/0x4d0 [ 46.452241] ksys_write+0x103/0x260 [ 46.456030] ? __ia32_sys_read+0xa0/0xa0 [ 46.460433] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 46.465789] __x64_sys_write+0x6e/0xb0 [ 46.470172] do_syscall_64+0xd0/0x4e0 [ 46.473961] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 46.479229] RIP: 0033:0x462cd9 [ 46.482398] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 46.501807] RSP: 002b:00007f888bb82198 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 46.509490] RAX: ffffffffffffffda RBX: 0000000000000c16 RCX: 0000000000462cd9 [ 46.516747] RDX: 00000000fffffedf RSI: 0000000020000000 RDI: 0000000000000004 [ 46.524288] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 46.532408] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000052bf00 [ 46.539749] R13: 00007f888bb826bc R14: 0000000000000005 R15: 0000000000000001 [ 46.547015] CPU: 1 PID: 7133 Comm: syz-executor.3 Not tainted 4.19.193-syzkaller #0 [ 46.555049] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.565298] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 46.565842] Call Trace: [ 46.578840] dump_stack+0x123/0x171 [ 46.582729] should_fail.cold.4+0x5/0xa [ 46.586697] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 46.586960] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 46.591935] ? is_bpf_text_address+0x60/0xe0 [ 46.591941] ? lock_downgrade+0x860/0x860 [ 46.591944] ? __bpf_address_lookup+0x270/0x270 [ 46.591950] __alloc_pages_nodemask+0x1d5/0x710 [ 46.591955] ? __alloc_pages_slowpath+0x2560/0x2560 [ 46.591959] ? kernel_text_address+0x79/0xf0 [ 46.591966] ? unwind_get_return_address+0x61/0xa0 [ 46.591971] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 46.591976] cache_grow_begin+0x91/0x8d0 [ 46.591979] ? __kmalloc+0xc5/0x770 [ 46.591984] __kmalloc+0x6a1/0x770 [ 46.591989] ? n_tty_write+0x30a/0x1060 [ 46.591995] ? __kmalloc+0x15b/0x770 [ 46.605608] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 46.609701] ? __tty_buffer_request_room+0x1b3/0x550 [ 46.609706] __tty_buffer_request_room+0x1b3/0x550 [ 46.609712] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 46.609718] ? do_raw_spin_lock+0xd0/0x240 [ 46.609723] pty_write+0xf3/0x1f0 [ 46.609729] n_tty_write+0x4a4/0x1060 [ 46.609734] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 46.609738] ? lock_downgrade+0x860/0x860 [ 46.609744] ? process_echoes+0x130/0x130 [ 46.609748] ? do_wait_intr_irq+0x310/0x310 [ 46.609755] ? kasan_check_write+0x14/0x20 [ 46.617051] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 46.619309] tty_write+0x346/0x770 [ 46.619316] ? process_echoes+0x130/0x130 [ 46.619323] __vfs_write+0xe3/0x890 [ 46.619330] ? common_file_perm+0x182/0x730 [ 46.619334] ? kernel_read+0x130/0x130 [ 46.619339] ? apparmor_task_setrlimit+0x6a0/0x6a0 [ 46.619344] ? __fget+0x295/0x400 [ 46.619349] ? apparmor_file_permission+0x15/0x20 [ 46.619357] ? security_file_permission+0x46/0x190 [ 46.629945] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 46.633969] ? rw_verify_area+0xb8/0x2b0 [ 46.633974] vfs_write+0x150/0x4d0 [ 46.633982] ksys_write+0x103/0x260 [ 46.639174] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 46.643113] ? __ia32_sys_read+0xa0/0xa0 [ 46.643120] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 46.643125] __x64_sys_write+0x6e/0xb0 [ 46.712825] FAULT_INJECTION: forcing a failure. [ 46.712825] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 46.713133] do_syscall_64+0xd0/0x4e0 [ 46.822555] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 46.827819] RIP: 0033:0x462cd9 [ 46.830991] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 46.850679] RSP: 002b:00007f5eb547a198 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 46.858565] RAX: ffffffffffffffda RBX: 0000000000000c16 RCX: 0000000000462cd9 [ 46.866875] RDX: 00000000fffffedf RSI: 0000000020000000 RDI: 0000000000000004 [ 46.874917] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 46.882704] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000052bf00 [ 46.890340] R13: 00007f5eb547a6bc R14: 0000000000000005 R15: 0000000000000001 [ 46.897601] CPU: 0 PID: 7152 Comm: syz-executor.0 Not tainted 4.19.193-syzkaller #0 [ 46.905768] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.909907] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 46.915207] Call Trace: [ 46.924796] dump_stack+0x123/0x171 [ 46.928767] should_fail.cold.4+0x5/0xa [ 46.930406] FAULT_INJECTION: forcing a failure. [ 46.930406] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 46.932775] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 46.950322] ? is_bpf_text_address+0x60/0xe0 [ 46.954715] ? lock_downgrade+0x860/0x860 [ 46.958840] ? __bpf_address_lookup+0x270/0x270 [ 46.963493] __alloc_pages_nodemask+0x1d5/0x710 [ 46.968142] ? __alloc_pages_slowpath+0x2560/0x2560 [ 46.973406] ? kernel_text_address+0x79/0xf0 [ 46.977969] ? unwind_get_return_address+0x61/0xa0 [ 46.982886] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 46.988140] cache_grow_begin+0x91/0x8d0 [ 46.992366] ? __kmalloc+0xc5/0x770 [ 46.996245] __kmalloc+0x6a1/0x770 [ 47.000565] ? n_tty_write+0x30a/0x1060 [ 47.004514] ? __kmalloc+0x15b/0x770 [ 47.008244] ? __tty_buffer_request_room+0x1b3/0x550 [ 47.013420] __tty_buffer_request_room+0x1b3/0x550 [ 47.018461] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 47.024175] ? do_raw_spin_lock+0xd0/0x240 [ 47.028397] pty_write+0xf3/0x1f0 [ 47.031862] n_tty_write+0x4a4/0x1060 [ 47.035655] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 47.040924] ? lock_downgrade+0x860/0x860 [ 47.045145] ? process_echoes+0x130/0x130 [ 47.049365] ? do_wait_intr_irq+0x310/0x310 [ 47.054130] ? kasan_check_write+0x14/0x20 [ 47.058438] tty_write+0x346/0x770 [ 47.062329] ? process_echoes+0x130/0x130 [ 47.066889] __vfs_write+0xe3/0x890 [ 47.070596] ? common_file_perm+0x182/0x730 [ 47.075015] ? kernel_read+0x130/0x130 [ 47.078905] ? apparmor_task_setrlimit+0x6a0/0x6a0 [ 47.083810] ? __fget+0x295/0x400 [ 47.087238] ? apparmor_file_permission+0x15/0x20 [ 47.092230] ? security_file_permission+0x46/0x190 [ 47.097236] ? rw_verify_area+0xb8/0x2b0 [ 47.101274] vfs_write+0x150/0x4d0 [ 47.104879] ksys_write+0x103/0x260 [ 47.108490] ? __ia32_sys_read+0xa0/0xa0 [ 47.112786] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 47.118321] __x64_sys_write+0x6e/0xb0 [ 47.122740] do_syscall_64+0xd0/0x4e0 [ 47.126703] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 47.132249] RIP: 0033:0x462cd9 [ 47.136819] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 47.156915] RSP: 002b:00007fad34972198 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 47.165291] RAX: ffffffffffffffda RBX: 0000000000000c16 RCX: 0000000000462cd9 [ 47.172564] RDX: 00000000fffffedf RSI: 0000000020000000 RDI: 0000000000000004 [ 47.181042] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 47.188685] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000052bf00 [ 47.196164] R13: 00007fad349726bc R14: 0000000000000005 R15: 0000000000000001 [ 47.203612] CPU: 1 PID: 7153 Comm: syz-executor.1 Not tainted 4.19.193-syzkaller #0 [ 47.211847] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.221368] Call Trace: [ 47.223979] dump_stack+0x123/0x171 [ 47.227607] should_fail.cold.4+0x5/0xa [ 47.231577] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 47.236674] ? is_bpf_text_address+0x60/0xe0 [ 47.241102] ? lock_downgrade+0x860/0x860 [ 47.245682] ? __bpf_address_lookup+0x270/0x270 [ 47.250983] __alloc_pages_nodemask+0x1d5/0x710 [ 47.255653] ? __alloc_pages_slowpath+0x2560/0x2560 [ 47.260693] ? kernel_text_address+0x79/0xf0 [ 47.265232] ? unwind_get_return_address+0x61/0xa0 [ 47.270330] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 47.275692] cache_grow_begin+0x91/0x8d0 [ 47.279772] ? __kmalloc+0xc5/0x770 [ 47.283797] __kmalloc+0x6a1/0x770 [ 47.286953] FAULT_INJECTION: forcing a failure. [ 47.286953] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 47.287328] ? n_tty_write+0x30a/0x1060 [ 47.303429] ? __kmalloc+0x15b/0x770 [ 47.307620] ? __tty_buffer_request_room+0x1b3/0x550 [ 47.312815] __tty_buffer_request_room+0x1b3/0x550 [ 47.317829] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 47.323372] ? do_raw_spin_lock+0xd0/0x240 [ 47.327676] pty_write+0xf3/0x1f0 [ 47.331200] n_tty_write+0x4a4/0x1060 [ 47.334985] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 47.340067] ? lock_downgrade+0x860/0x860 [ 47.344291] ? process_echoes+0x130/0x130 [ 47.348650] ? do_wait_intr_irq+0x310/0x310 [ 47.352972] ? kasan_check_write+0x14/0x20 [ 47.357796] tty_write+0x346/0x770 [ 47.361330] ? process_echoes+0x130/0x130 [ 47.365599] __vfs_write+0xe3/0x890 [ 47.369317] ? common_file_perm+0x182/0x730 [ 47.373720] ? kernel_read+0x130/0x130 [ 47.377885] ? apparmor_task_setrlimit+0x6a0/0x6a0 [ 47.382797] ? __fget+0x295/0x400 [ 47.386319] ? apparmor_file_permission+0x15/0x20 [ 47.391234] ? security_file_permission+0x46/0x190 [ 47.396326] ? rw_verify_area+0xb8/0x2b0 [ 47.400373] vfs_write+0x150/0x4d0 [ 47.404347] ksys_write+0x103/0x260 [ 47.408150] ? __ia32_sys_read+0xa0/0xa0 [ 47.412292] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 47.417730] __x64_sys_write+0x6e/0xb0 [ 47.421613] do_syscall_64+0xd0/0x4e0 [ 47.425917] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 47.431367] RIP: 0033:0x462cd9 [ 47.434535] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 47.454406] RSP: 002b:00007f888bb82198 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 47.462795] RAX: ffffffffffffffda RBX: 0000000000000c16 RCX: 0000000000462cd9 [ 47.470606] RDX: 00000000fffffedf RSI: 0000000020000000 RDI: 0000000000000004 [ 47.478487] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 47.485738] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000052bf00 [ 47.493358] R13: 00007f888bb826bc R14: 0000000000000005 R15: 0000000000000001 [ 47.500707] CPU: 0 PID: 7158 Comm: syz-executor.0 Not tainted 4.19.193-syzkaller #0 [ 47.508592] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.518207] Call Trace: [ 47.520798] dump_stack+0x123/0x171 [ 47.524421] should_fail.cold.4+0x5/0xa [ 47.528393] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 47.531617] FAULT_INJECTION: forcing a failure. [ 47.531617] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 47.533856] ? is_bpf_text_address+0x60/0xe0 [ 47.551898] ? lock_downgrade+0x860/0x860 [ 47.556131] ? __bpf_address_lookup+0x270/0x270 [ 47.560865] __alloc_pages_nodemask+0x1d5/0x710 [ 47.565528] ? __alloc_pages_slowpath+0x2560/0x2560 [ 47.570521] ? kernel_text_address+0x79/0xf0 [ 47.574960] ? unwind_get_return_address+0x61/0xa0 [ 47.579984] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 47.585220] cache_grow_begin+0x91/0x8d0 [ 47.589270] ? __kmalloc+0xc5/0x770 [ 47.593677] __kmalloc+0x6a1/0x770 [ 47.597309] ? n_tty_write+0x30a/0x1060 [ 47.601346] ? __kmalloc+0x15b/0x770 [ 47.605037] ? __tty_buffer_request_room+0x1b3/0x550 [ 47.610576] __tty_buffer_request_room+0x1b3/0x550 [ 47.615506] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 47.621230] ? do_raw_spin_lock+0xd0/0x240 [ 47.625448] pty_write+0xf3/0x1f0 [ 47.629036] n_tty_write+0x4a4/0x1060 [ 47.632942] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 47.638117] ? lock_downgrade+0x860/0x860 [ 47.642262] ? process_echoes+0x130/0x130 [ 47.646401] ? do_wait_intr_irq+0x310/0x310 [ 47.650813] ? kasan_check_write+0x14/0x20 [ 47.655041] tty_write+0x346/0x770 [ 47.658582] ? process_echoes+0x130/0x130 [ 47.662724] __vfs_write+0xe3/0x890 [ 47.666328] ? common_file_perm+0x182/0x730 [ 47.670657] ? kernel_read+0x130/0x130 [ 47.674539] ? apparmor_task_setrlimit+0x6a0/0x6a0 [ 47.679880] ? __fget+0x295/0x400 [ 47.683504] ? apparmor_file_permission+0x15/0x20 [ 47.688606] ? security_file_permission+0x46/0x190 [ 47.693521] ? rw_verify_area+0xb8/0x2b0 [ 47.697738] vfs_write+0x150/0x4d0 [ 47.701346] ksys_write+0x103/0x260 [ 47.705244] ? __ia32_sys_read+0xa0/0xa0 [ 47.709290] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 47.714637] __x64_sys_write+0x6e/0xb0 [ 47.718639] do_syscall_64+0xd0/0x4e0 [ 47.722445] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 47.727784] RIP: 0033:0x462cd9 [ 47.730966] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 47.750968] RSP: 002b:00007fad34972198 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 47.758655] RAX: ffffffffffffffda RBX: 0000000000000c16 RCX: 0000000000462cd9 [ 47.766178] RDX: 00000000fffffedf RSI: 0000000020000000 RDI: 0000000000000004 [ 47.773544] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 47.780880] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000052bf00 [ 47.788910] R13: 00007fad349726bc R14: 0000000000000005 R15: 0000000000000001 [ 47.796235] CPU: 1 PID: 7160 Comm: syz-executor.2 Not tainted 4.19.193-syzkaller #0 [ 47.798264] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 47.804202] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.821061] Call Trace: [ 47.823675] dump_stack+0x123/0x171 [ 47.827301] should_fail.cold.4+0x5/0xa [ 47.831541] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 47.834961] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 47.836830] ? is_bpf_text_address+0x60/0xe0 [ 47.836835] ? lock_downgrade+0x860/0x860 [ 47.836838] ? __bpf_address_lookup+0x270/0x270 [ 47.836847] __alloc_pages_nodemask+0x1d5/0x710 [ 47.852468] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 47.852914] ? __alloc_pages_slowpath+0x2560/0x2560 [ 47.859109] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 47.862308] ? kernel_text_address+0x79/0xf0 [ 47.862316] ? unwind_get_return_address+0x61/0xa0 [ 47.862323] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 47.869490] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 47.874527] cache_grow_begin+0x91/0x8d0 [ 47.874533] ? __kmalloc+0xc5/0x770 [ 47.874538] __kmalloc+0x6a1/0x770 [ 47.874545] ? n_tty_write+0x30a/0x1060 [ 47.884406] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 47.888700] ? __kmalloc+0x15b/0x770 [ 47.888705] ? __tty_buffer_request_room+0x1b3/0x550 [ 47.888710] __tty_buffer_request_room+0x1b3/0x550 [ 47.888716] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 47.888721] ? do_raw_spin_lock+0xd0/0x240 [ 47.888727] pty_write+0xf3/0x1f0 [ 47.893710] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 47.898982] n_tty_write+0x4a4/0x1060 [ 47.898988] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 47.898991] ? lock_downgrade+0x860/0x860 [ 47.898997] ? process_echoes+0x130/0x130 [ 47.899002] ? do_wait_intr_irq+0x310/0x310 [ 47.899009] ? kasan_check_write+0x14/0x20 [ 47.908162] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 47.912345] tty_write+0x346/0x770 [ 47.912351] ? process_echoes+0x130/0x130 [ 47.912358] __vfs_write+0xe3/0x890 [ 47.912365] ? common_file_perm+0x182/0x730 [ 47.916006] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 47.920404] ? kernel_read+0x130/0x130 [ 47.920410] ? apparmor_task_setrlimit+0x6a0/0x6a0 [ 47.920414] ? __fget+0x295/0x400 [ 47.920420] ? apparmor_file_permission+0x15/0x20 [ 47.920426] ? security_file_permission+0x46/0x190 [ 47.920430] ? rw_verify_area+0xb8/0x2b0 [ 47.920435] vfs_write+0x150/0x4d0 [ 47.924467] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 47.936799] ksys_write+0x103/0x260 [ 47.936804] ? __ia32_sys_read+0xa0/0xa0 [ 47.936811] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 47.936815] __x64_sys_write+0x6e/0xb0 [ 47.936821] do_syscall_64+0xd0/0x4e0 [ 47.936825] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 47.936831] RIP: 0033:0x462cd9 [ 47.940883] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 47.946071] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 47.946073] RSP: 002b:00007fa8fcc1b198 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 47.946078] RAX: ffffffffffffffda RBX: 0000000000000c16 RCX: 0000000000462cd9 [ 47.946081] RDX: 00000000fffffedf RSI: 0000000020000000 RDI: 0000000000000004 [ 47.946083] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 47.946085] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000052bf00 [ 47.946089] R13: 00007fa8fcc1b6bc R14: 0000000000000005 R15: 0000000000000001 [ 47.951227] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 48.000225] FAULT_INJECTION: forcing a failure. [ 48.000225] name failslab, interval 1, probability 0, space 0, times 0 [ 48.037936] FAULT_INJECTION: forcing a failure. [ 48.037936] name failslab, interval 1, probability 0, space 0, times 0 [ 48.041019] CPU: 1 PID: 7166 Comm: syz-executor.1 Not tainted 4.19.193-syzkaller #0 [ 48.233965] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.243314] Call Trace: [ 48.245901] dump_stack+0x123/0x171 [ 48.249594] should_fail.cold.4+0x5/0xa [ 48.253830] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 48.259705] ? mark_held_locks+0x130/0x130 [ 48.264457] ? n_tty_write+0x30a/0x1060 [ 48.268410] __should_failslab+0xba/0xf0 [ 48.272660] should_failslab+0x9/0x20 [ 48.276813] __kmalloc+0x70/0x770 [ 48.280524] ? n_tty_write+0x30a/0x1060 [ 48.284674] ? kasan_kmalloc+0xc7/0xe0 [ 48.288743] ? __kmalloc+0x15b/0x770 [ 48.292574] ? __tty_buffer_request_room+0x1b3/0x550 [ 48.297659] __tty_buffer_request_room+0x1b3/0x550 [ 48.302708] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 48.308886] ? do_raw_spin_lock+0xd0/0x240 [ 48.313209] pty_write+0xf3/0x1f0 [ 48.317019] n_tty_write+0x4a4/0x1060 [ 48.321338] ? process_echoes+0x130/0x130 [ 48.325638] ? do_wait_intr_irq+0x310/0x310 [ 48.330024] ? kasan_check_write+0x14/0x20 [ 48.334264] tty_write+0x346/0x770 [ 48.337888] ? process_echoes+0x130/0x130 [ 48.342113] __vfs_write+0xe3/0x890 [ 48.345857] ? common_file_perm+0x182/0x730 [ 48.350244] ? kernel_read+0x130/0x130 [ 48.354509] ? apparmor_task_setrlimit+0x6a0/0x6a0 [ 48.359685] ? __fget+0x295/0x400 [ 48.363249] ? apparmor_file_permission+0x15/0x20 [ 48.368514] ? security_file_permission+0x46/0x190 [ 48.375264] ? rw_verify_area+0xb8/0x2b0 [ 48.380183] vfs_write+0x150/0x4d0 [ 48.383698] ksys_write+0x103/0x260 [ 48.387314] ? __ia32_sys_read+0xa0/0xa0 [ 48.391362] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 48.396973] __x64_sys_write+0x6e/0xb0 [ 48.401351] do_syscall_64+0xd0/0x4e0 [ 48.405577] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 48.410966] RIP: 0033:0x462cd9 [ 48.414997] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 48.435930] RSP: 002b:00007f888bb82198 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 48.443984] RAX: ffffffffffffffda RBX: 0000000000000c16 RCX: 0000000000462cd9 [ 48.451676] RDX: 00000000fffffedf RSI: 0000000020000000 RDI: 0000000000000004 [ 48.459639] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 48.467062] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000052bf00 [ 48.474928] R13: 00007f888bb826bc R14: 0000000000000005 R15: 0000000000000001 [ 48.482300] CPU: 0 PID: 7173 Comm: syz-executor.2 Not tainted 4.19.193-syzkaller #0 [ 48.488000] FAULT_INJECTION: forcing a failure. [ 48.488000] name failslab, interval 1, probability 0, space 0, times 0 [ 48.490816] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.512427] Call Trace: [ 48.515102] dump_stack+0x123/0x171 [ 48.518740] should_fail.cold.4+0x5/0xa [ 48.522809] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 48.527892] ? mark_held_locks+0x130/0x130 [ 48.532378] ? n_tty_write+0x30a/0x1060 [ 48.536608] __should_failslab+0xba/0xf0 [ 48.540647] should_failslab+0x9/0x20 [ 48.544612] __kmalloc+0x70/0x770 [ 48.548385] ? n_tty_write+0x30a/0x1060 [ 48.552431] ? kasan_kmalloc+0xc7/0xe0 [ 48.556300] ? __kmalloc+0x15b/0x770 [ 48.560171] ? __tty_buffer_request_room+0x1b3/0x550 [ 48.565421] __tty_buffer_request_room+0x1b3/0x550 [ 48.570525] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 48.576434] ? do_raw_spin_lock+0xd0/0x240 [ 48.580662] pty_write+0xf3/0x1f0 [ 48.584093] n_tty_write+0x4a4/0x1060 [ 48.587881] ? process_echoes+0x130/0x130 [ 48.592029] ? do_wait_intr_irq+0x310/0x310 [ 48.596523] ? kasan_check_write+0x14/0x20 [ 48.600740] tty_write+0x346/0x770 [ 48.604260] ? process_echoes+0x130/0x130 [ 48.608471] __vfs_write+0xe3/0x890 [ 48.612075] ? common_file_perm+0x182/0x730 [ 48.616750] ? kernel_read+0x130/0x130 [ 48.620787] ? apparmor_task_setrlimit+0x6a0/0x6a0 [ 48.626392] ? __fget+0x295/0x400 [ 48.629856] ? apparmor_file_permission+0x15/0x20 [ 48.634886] ? security_file_permission+0x46/0x190 [ 48.640301] ? rw_verify_area+0xb8/0x2b0 [ 48.644430] vfs_write+0x150/0x4d0 [ 48.647965] ksys_write+0x103/0x260 [ 48.651576] ? __ia32_sys_read+0xa0/0xa0 [ 48.655612] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 48.660951] __x64_sys_write+0x6e/0xb0 [ 48.664834] do_syscall_64+0xd0/0x4e0 [ 48.668622] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 48.673793] RIP: 0033:0x462cd9 [ 48.677301] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 48.696631] RSP: 002b:00007fa8fcc1b198 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 48.704506] RAX: ffffffffffffffda RBX: 0000000000000c16 RCX: 0000000000462cd9 [ 48.712111] RDX: 00000000fffffedf RSI: 0000000020000000 RDI: 0000000000000004 [ 48.719366] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 48.727883] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000052bf00 [ 48.735150] R13: 00007fa8fcc1b6bc R14: 0000000000000005 R15: 0000000000000001 [ 48.743209] CPU: 1 PID: 7167 Comm: syz-executor.0 Not tainted 4.19.193-syzkaller #0 [ 48.751024] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.760573] Call Trace: [ 48.763185] dump_stack+0x123/0x171 [ 48.766819] should_fail.cold.4+0x5/0xa [ 48.770788] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 48.776277] ? mark_held_locks+0x130/0x130 [ 48.778792] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 48.780501] ? n_tty_write+0x30a/0x1060 [ 48.780510] __should_failslab+0xba/0xf0 [ 48.780517] should_failslab+0x9/0x20 [ 48.802856] __kmalloc+0x70/0x770 [ 48.803897] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 48.806311] ? n_tty_write+0x30a/0x1060 [ 48.806317] ? kasan_kmalloc+0xc7/0xe0 [ 48.806324] ? __kmalloc+0x15b/0x770 [ 48.815348] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 48.817635] ? __tty_buffer_request_room+0x1b3/0x550 [ 48.817641] __tty_buffer_request_room+0x1b3/0x550 [ 48.817648] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 48.817654] ? do_raw_spin_lock+0xd0/0x240 [ 48.817660] pty_write+0xf3/0x1f0 [ 48.817665] n_tty_write+0x4a4/0x1060 [ 48.817673] ? process_echoes+0x130/0x130 [ 48.817680] ? do_wait_intr_irq+0x310/0x310 [ 48.829796] FAULT_INJECTION: forcing a failure. [ 48.829796] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 48.832832] ? kasan_check_write+0x14/0x20 [ 48.887198] tty_write+0x346/0x770 [ 48.890836] ? process_echoes+0x130/0x130 [ 48.895055] __vfs_write+0xe3/0x890 [ 48.898760] ? common_file_perm+0x182/0x730 [ 48.903072] ? kernel_read+0x130/0x130 [ 48.906977] ? apparmor_task_setrlimit+0x6a0/0x6a0 [ 48.911892] ? __fget+0x295/0x400 [ 48.915328] ? apparmor_file_permission+0x15/0x20 [ 48.920321] ? security_file_permission+0x46/0x190 [ 48.925333] ? rw_verify_area+0xb8/0x2b0 [ 48.929368] vfs_write+0x150/0x4d0 [ 48.932893] ksys_write+0x103/0x260 [ 48.936693] ? __ia32_sys_read+0xa0/0xa0 [ 48.940996] ? mm_fault_error+0x2a0/0x2a0 [ 48.945123] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 48.950867] __x64_sys_write+0x6e/0xb0 [ 48.954733] do_syscall_64+0xd0/0x4e0 [ 48.958513] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 48.963789] RIP: 0033:0x462cd9 [ 48.966979] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 48.986402] RSP: 002b:00007fad34972198 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 48.994258] RAX: ffffffffffffffda RBX: 0000000000000c16 RCX: 0000000000462cd9 [ 49.001690] RDX: 00000000fffffedf RSI: 0000000020000000 RDI: 0000000000000004 [ 49.009140] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 49.016395] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000052bf00 [ 49.024118] R13: 00007fad349726bc R14: 0000000000000005 R15: 0000000000000001 [ 49.031510] CPU: 0 PID: 7176 Comm: syz-executor.3 Not tainted 4.19.193-syzkaller #0 [ 49.039399] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.049360] Call Trace: [ 49.052202] dump_stack+0x123/0x171 [ 49.056106] should_fail.cold.4+0x5/0xa [ 49.060086] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 49.065495] ? is_bpf_text_address+0x60/0xe0 [ 49.070143] ? lock_downgrade+0x860/0x860 [ 49.074394] ? __bpf_address_lookup+0x270/0x270 [ 49.080189] __alloc_pages_nodemask+0x1d5/0x710 [ 49.085241] ? __alloc_pages_slowpath+0x2560/0x2560 [ 49.090257] ? kernel_text_address+0x79/0xf0 [ 49.094754] ? unwind_get_return_address+0x61/0xa0 [ 49.099856] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 49.105188] cache_grow_begin+0x91/0x8d0 [ 49.109310] ? __kmalloc+0xc5/0x770 [ 49.112946] __kmalloc+0x6a1/0x770 [ 49.116665] ? n_tty_write+0x30a/0x1060 [ 49.120624] FAULT_INJECTION: forcing a failure. [ 49.120624] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 49.120720] ? __kmalloc+0x15b/0x770 [ 49.136273] ? __tty_buffer_request_room+0x1b3/0x550 [ 49.141540] __tty_buffer_request_room+0x1b3/0x550 [ 49.146589] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 49.152116] ? do_raw_spin_lock+0xd0/0x240 [ 49.157506] pty_write+0xf3/0x1f0 [ 49.160945] n_tty_write+0x4a4/0x1060 [ 49.164965] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 49.170109] ? lock_downgrade+0x860/0x860 [ 49.174279] ? process_echoes+0x130/0x130 [ 49.178439] ? do_wait_intr_irq+0x310/0x310 [ 49.183336] ? kasan_check_write+0x14/0x20 [ 49.187556] tty_write+0x346/0x770 [ 49.191123] ? process_echoes+0x130/0x130 [ 49.195526] __vfs_write+0xe3/0x890 [ 49.199413] ? common_file_perm+0x182/0x730 [ 49.203815] ? kernel_read+0x130/0x130 [ 49.207695] ? apparmor_task_setrlimit+0x6a0/0x6a0 [ 49.212733] ? __fget+0x295/0x400 [ 49.216205] ? apparmor_file_permission+0x15/0x20 [ 49.221026] ? security_file_permission+0x46/0x190 [ 49.226042] ? rw_verify_area+0xb8/0x2b0 [ 49.230168] vfs_write+0x150/0x4d0 [ 49.234207] ksys_write+0x103/0x260 [ 49.237844] ? __ia32_sys_read+0xa0/0xa0 [ 49.242868] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 49.248221] __x64_sys_write+0x6e/0xb0 [ 49.252092] do_syscall_64+0xd0/0x4e0 [ 49.255869] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 49.261312] RIP: 0033:0x462cd9 [ 49.264591] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 49.284115] RSP: 002b:00007f5eb547a198 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 49.291820] RAX: ffffffffffffffda RBX: 0000000000000c16 RCX: 0000000000462cd9 [ 49.299224] RDX: 00000000fffffedf RSI: 0000000020000000 RDI: 0000000000000004 [ 49.306998] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 49.314594] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000052bf00 [ 49.321926] R13: 00007f5eb547a6bc R14: 0000000000000005 R15: 0000000000000001 [ 49.329187] CPU: 1 PID: 7189 Comm: syz-executor.2 Not tainted 4.19.193-syzkaller #0 [ 49.334022] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 49.337110] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.337113] Call Trace: [ 49.337127] dump_stack+0x123/0x171 [ 49.337134] should_fail.cold.4+0x5/0xa [ 49.337143] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 49.345203] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 49.354135] ? is_bpf_text_address+0x60/0xe0 [ 49.354140] ? lock_downgrade+0x860/0x860 [ 49.354143] ? __bpf_address_lookup+0x270/0x270 [ 49.354149] __alloc_pages_nodemask+0x1d5/0x710 [ 49.354154] ? __alloc_pages_slowpath+0x2560/0x2560 [ 49.354157] ? kernel_text_address+0x79/0xf0 [ 49.354164] ? unwind_get_return_address+0x61/0xa0 [ 49.354169] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 49.354174] cache_grow_begin+0x91/0x8d0 [ 49.354179] ? __kmalloc+0xc5/0x770 [ 49.358244] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 49.360575] __kmalloc+0x6a1/0x770 [ 49.364527] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 49.370071] ? n_tty_write+0x30a/0x1060 [ 49.370074] ? __kmalloc+0x15b/0x770 [ 49.370077] ? __tty_buffer_request_room+0x1b3/0x550 [ 49.370081] __tty_buffer_request_room+0x1b3/0x550 [ 49.370086] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 49.370092] ? do_raw_spin_lock+0xd0/0x240 [ 49.370097] pty_write+0xf3/0x1f0 [ 49.370101] n_tty_write+0x4a4/0x1060 [ 49.370107] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 49.378540] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 49.382360] ? lock_downgrade+0x860/0x860 [ 49.382368] ? process_echoes+0x130/0x130 [ 49.382373] ? do_wait_intr_irq+0x310/0x310 [ 49.382382] ? kasan_check_write+0x14/0x20 [ 49.386661] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 49.391520] tty_write+0x346/0x770 [ 49.391526] ? process_echoes+0x130/0x130 [ 49.391533] __vfs_write+0xe3/0x890 [ 49.396457] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 49.401506] ? common_file_perm+0x182/0x730 [ 49.401513] ? kernel_read+0x130/0x130 [ 49.401518] ? apparmor_task_setrlimit+0x6a0/0x6a0 [ 49.401523] ? __fget+0x295/0x400 [ 49.401528] ? apparmor_file_permission+0x15/0x20 [ 49.401534] ? security_file_permission+0x46/0x190 [ 49.401537] ? rw_verify_area+0xb8/0x2b0 [ 49.401542] vfs_write+0x150/0x4d0 [ 49.401548] ksys_write+0x103/0x260 [ 49.406069] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 49.411116] ? __ia32_sys_read+0xa0/0xa0 [ 49.411122] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 49.411127] __x64_sys_write+0x6e/0xb0 [ 49.411133] do_syscall_64+0xd0/0x4e0 [ 49.411137] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 49.411141] RIP: 0033:0x462cd9 [ 49.411147] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 49.416259] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 49.420275] RSP: 002b:00007fa8fcc1b198 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 49.420281] RAX: ffffffffffffffda RBX: 0000000000000c16 RCX: 0000000000462cd9 [ 49.420283] RDX: 00000000fffffedf RSI: 0000000020000000 RDI: 0000000000000004 [ 49.420285] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 49.420287] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000052bf00 [ 49.420289] R13: 00007fa8fcc1b6bc R14: 0000000000000005 R15: 0000000000000001 [ 49.710316] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 49.719937] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 49.730691] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 49.741476] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 49.749644] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 49.761992] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 49.771768] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 49.777943] FAULT_INJECTION: forcing a failure. [ 49.777943] name failslab, interval 1, probability 0, space 0, times 0 [ 49.791513] CPU: 0 PID: 7196 Comm: syz-executor.4 Not tainted 4.19.193-syzkaller #0 [ 49.799515] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.809856] Call Trace: [ 49.812518] dump_stack+0x123/0x171 [ 49.816298] should_fail.cold.4+0x5/0xa [ 49.820552] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 49.826022] ? mark_held_locks+0x130/0x130 [ 49.830439] ? n_tty_write+0x30a/0x1060 [ 49.834600] __should_failslab+0xba/0xf0 [ 49.838918] should_failslab+0x9/0x20 [ 49.842988] __kmalloc+0x70/0x770 [ 49.846890] ? n_tty_write+0x30a/0x1060 [ 49.850949] ? kasan_kmalloc+0xc7/0xe0 [ 49.855410] ? __kmalloc+0x15b/0x770 [ 49.859184] ? __tty_buffer_request_room+0x1b3/0x550 [ 49.864560] __tty_buffer_request_room+0x1b3/0x550 [ 49.869841] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 49.875572] ? do_raw_spin_lock+0xd0/0x240 [ 49.881486] pty_write+0xf3/0x1f0 [ 49.885202] n_tty_write+0x4a4/0x1060 [ 49.889251] ? process_echoes+0x130/0x130 [ 49.893586] ? do_wait_intr_irq+0x310/0x310 [ 49.898676] ? kasan_check_write+0x14/0x20 [ 49.903010] tty_write+0x346/0x770 [ 49.906809] ? process_echoes+0x130/0x130 [ 49.911062] __vfs_write+0xe3/0x890 [ 49.914672] ? common_file_perm+0x182/0x730 [ 49.918976] ? kernel_read+0x130/0x130 [ 49.923152] ? apparmor_task_setrlimit+0x6a0/0x6a0 [ 49.928427] ? __fget+0x295/0x400 [ 49.931900] ? apparmor_file_permission+0x15/0x20 [ 49.937311] ? security_file_permission+0x46/0x190 [ 49.943383] ? rw_verify_area+0xb8/0x2b0 [ 49.947851] vfs_write+0x150/0x4d0 [ 49.951457] ksys_write+0x103/0x260 [ 49.955134] ? __ia32_sys_read+0xa0/0xa0 [ 49.959318] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 49.964913] __x64_sys_write+0x6e/0xb0 [ 49.968900] do_syscall_64+0xd0/0x4e0 [ 49.972983] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 49.978185] RIP: 0033:0x462cd9 [ 49.981532] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 50.001168] RSP: 002b:00007f8f79c24198 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 50.009068] RAX: ffffffffffffffda RBX: 0000000000000c16 RCX: 0000000000462cd9 [ 50.016571] RDX: 00000000fffffedf RSI: 0000000020000000 RDI: 0000000000000004 [ 50.024073] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 50.031840] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000052bf00 [ 50.041764] R13: 00007f8f79c246bc R14: 0000000000000005 R15: 0000000000000001 [ 50.078622] FAULT_INJECTION: forcing a failure. [ 50.078622] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 50.081258] FAULT_INJECTION: forcing a failure. [ 50.081258] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 50.090903] CPU: 0 PID: 7204 Comm: syz-executor.4 Not tainted 4.19.193-syzkaller #0 [ 50.110625] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.120271] Call Trace: [ 50.123098] dump_stack+0x123/0x171 [ 50.126804] should_fail.cold.4+0x5/0xa [ 50.131328] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 50.136948] ? is_bpf_text_address+0x60/0xe0 [ 50.141422] ? lock_downgrade+0x860/0x860 [ 50.145718] ? __bpf_address_lookup+0x270/0x270 [ 50.150434] __alloc_pages_nodemask+0x1d5/0x710 [ 50.155080] ? __alloc_pages_slowpath+0x2560/0x2560 [ 50.160076] ? kernel_text_address+0x79/0xf0 [ 50.164567] ? unwind_get_return_address+0x61/0xa0 [ 50.169766] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 50.175266] cache_grow_begin+0x91/0x8d0 [ 50.179480] ? __kmalloc+0xc5/0x770 [ 50.183129] __kmalloc+0x6a1/0x770 [ 50.186919] ? n_tty_write+0x30a/0x1060 [ 50.190876] ? __kmalloc+0x15b/0x770 [ 50.194835] ? __tty_buffer_request_room+0x1b3/0x550 [ 50.200089] __tty_buffer_request_room+0x1b3/0x550 [ 50.205527] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 50.211041] ? do_raw_spin_lock+0xd0/0x240 [ 50.215270] pty_write+0xf3/0x1f0 [ 50.218801] n_tty_write+0x4a4/0x1060 [ 50.222689] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 50.227980] ? lock_downgrade+0x860/0x860 [ 50.232201] ? process_echoes+0x130/0x130 [ 50.236549] ? do_wait_intr_irq+0x310/0x310 [ 50.240865] ? kasan_check_write+0x14/0x20 [ 50.246184] tty_write+0x346/0x770 [ 50.249975] ? process_echoes+0x130/0x130 [ 50.254100] __vfs_write+0xe3/0x890 [ 50.258050] ? common_file_perm+0x182/0x730 [ 50.262385] ? kernel_read+0x130/0x130 [ 50.266343] ? apparmor_task_setrlimit+0x6a0/0x6a0 [ 50.271771] ? __fget+0x295/0x400 [ 50.275245] ? apparmor_file_permission+0x15/0x20 [ 50.280075] ? security_file_permission+0x46/0x190 [ 50.284982] ? rw_verify_area+0xb8/0x2b0 [ 50.289019] vfs_write+0x150/0x4d0 [ 50.292544] ksys_write+0x103/0x260 [ 50.296172] ? __ia32_sys_read+0xa0/0xa0 [ 50.300209] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 50.306017] __x64_sys_write+0x6e/0xb0 [ 50.309886] do_syscall_64+0xd0/0x4e0 [ 50.313665] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 50.319116] RIP: 0033:0x462cd9 [ 50.322482] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 50.341588] RSP: 002b:00007f8f79c24198 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 50.349468] RAX: ffffffffffffffda RBX: 0000000000000c16 RCX: 0000000000462cd9 [ 50.357778] RDX: 00000000fffffedf RSI: 0000000020000000 RDI: 0000000000000004 [ 50.365444] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 50.373436] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000052bf00 [ 50.380963] R13: 00007f8f79c246bc R14: 0000000000000005 R15: 0000000000000001 [ 50.388337] CPU: 1 PID: 7207 Comm: syz-executor.0 Not tainted 4.19.193-syzkaller #0 [ 50.396229] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.405939] Call Trace: [ 50.413561] dump_stack+0x123/0x171 [ 50.417476] should_fail.cold.4+0x5/0xa [ 50.421452] ? fault_create_debugfs_attr+0x1a0/0x1a0 2021/06/07 00:07:32 executed programs: 20 [ 50.426644] ? is_bpf_text_address+0x60/0xe0 [ 50.431514] ? lock_downgrade+0x860/0x860 [ 50.435923] ? __bpf_address_lookup+0x270/0x270 [ 50.440676] __alloc_pages_nodemask+0x1d5/0x710 [ 50.445448] ? __alloc_pages_slowpath+0x2560/0x2560 [ 50.450661] ? kernel_text_address+0x79/0xf0 [ 50.455213] ? unwind_get_return_address+0x61/0xa0 [ 50.460233] FAULT_INJECTION: forcing a failure. [ 50.460233] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 50.460483] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 50.479494] cache_grow_begin+0x91/0x8d0 [ 50.483626] ? __kmalloc+0xc5/0x770 [ 50.487259] __kmalloc+0x6a1/0x770 [ 50.490814] ? n_tty_write+0x30a/0x1060 [ 50.494955] ? __kmalloc+0x15b/0x770 [ 50.498830] ? __tty_buffer_request_room+0x1b3/0x550 [ 50.503909] __tty_buffer_request_room+0x1b3/0x550 [ 50.508837] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 50.514455] ? do_raw_spin_lock+0xd0/0x240 [ 50.518823] pty_write+0xf3/0x1f0 [ 50.522275] n_tty_write+0x4a4/0x1060 [ 50.526055] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 50.531224] ? lock_downgrade+0x860/0x860 [ 50.536056] ? process_echoes+0x130/0x130 [ 50.540182] ? do_wait_intr_irq+0x310/0x310 [ 50.544529] ? kasan_check_write+0x14/0x20 [ 50.548743] tty_write+0x346/0x770 [ 50.552349] ? process_echoes+0x130/0x130 [ 50.556499] __vfs_write+0xe3/0x890 [ 50.560113] ? common_file_perm+0x182/0x730 [ 50.564504] ? kernel_read+0x130/0x130 [ 50.568396] ? apparmor_task_setrlimit+0x6a0/0x6a0 [ 50.573478] ? __fget+0x295/0x400 [ 50.576922] ? apparmor_file_permission+0x15/0x20 [ 50.582568] ? security_file_permission+0x46/0x190 [ 50.587474] ? rw_verify_area+0xb8/0x2b0 [ 50.591529] vfs_write+0x150/0x4d0 [ 50.595050] ksys_write+0x103/0x260 [ 50.598657] ? __ia32_sys_read+0xa0/0xa0 [ 50.602870] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 50.608302] __x64_sys_write+0x6e/0xb0 [ 50.612341] do_syscall_64+0xd0/0x4e0 [ 50.616140] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 50.621404] RIP: 0033:0x462cd9 [ 50.624605] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 50.643948] RSP: 002b:00007fad34972198 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 50.651821] RAX: ffffffffffffffda RBX: 0000000000000c16 RCX: 0000000000462cd9 [ 50.659168] RDX: 00000000fffffedf RSI: 0000000020000000 RDI: 0000000000000004 [ 50.666440] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 50.673690] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000052bf00 [ 50.681110] R13: 00007fad349726bc R14: 0000000000000005 R15: 0000000000000001 [ 50.688571] CPU: 0 PID: 7221 Comm: syz-executor.5 Not tainted 4.19.193-syzkaller #0 [ 50.696715] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.706305] Call Trace: [ 50.709322] dump_stack+0x123/0x171 [ 50.712962] should_fail.cold.4+0x5/0xa [ 50.716932] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 50.722107] ? is_bpf_text_address+0x60/0xe0 [ 50.726927] ? lock_downgrade+0x860/0x860 [ 50.731245] ? __bpf_address_lookup+0x270/0x270 [ 50.736385] __alloc_pages_nodemask+0x1d5/0x710 [ 50.741222] ? __alloc_pages_slowpath+0x2560/0x2560 [ 50.746499] ? kernel_text_address+0x79/0xf0 [ 50.751293] ? unwind_get_return_address+0x61/0xa0 [ 50.758566] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 50.763669] cache_grow_begin+0x91/0x8d0 [ 50.768196] ? __kmalloc+0xc5/0x770 [ 50.772304] __kmalloc+0x6a1/0x770 [ 50.776452] ? n_tty_write+0x30a/0x1060 [ 50.780539] ? __kmalloc+0x15b/0x770 [ 50.784428] ? __tty_buffer_request_room+0x1b3/0x550 [ 50.789701] __tty_buffer_request_room+0x1b3/0x550 [ 50.795615] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 50.802073] ? do_raw_spin_lock+0xd0/0x240 [ 50.806525] pty_write+0xf3/0x1f0 [ 50.810323] n_tty_write+0x4a4/0x1060 [ 50.814465] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 50.819927] ? lock_downgrade+0x860/0x860 [ 50.824605] ? process_echoes+0x130/0x130 [ 50.828752] ? do_wait_intr_irq+0x310/0x310 [ 50.833088] ? kasan_check_write+0x14/0x20 [ 50.837345] tty_write+0x346/0x770 [ 50.840900] ? process_echoes+0x130/0x130 [ 50.845075] __vfs_write+0xe3/0x890 [ 50.848903] ? common_file_perm+0x182/0x730 [ 50.854075] ? kernel_read+0x130/0x130 [ 50.858172] ? apparmor_task_setrlimit+0x6a0/0x6a0 [ 50.863939] ? __fget+0x295/0x400 [ 50.867492] ? apparmor_file_permission+0x15/0x20 [ 50.872680] ? security_file_permission+0x46/0x190 [ 50.877966] ? rw_verify_area+0xb8/0x2b0 [ 50.882300] vfs_write+0x150/0x4d0 [ 50.886012] ksys_write+0x103/0x260 [ 50.890313] ? __ia32_sys_read+0xa0/0xa0 [ 50.894564] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 50.899929] __x64_sys_write+0x6e/0xb0 [ 50.904246] do_syscall_64+0xd0/0x4e0 [ 50.908166] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 50.913343] RIP: 0033:0x462cd9 [ 50.916522] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 50.938615] RSP: 002b:00007fe2ce01e198 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 50.946528] RAX: ffffffffffffffda RBX: 0000000000000c16 RCX: 0000000000462cd9 [ 50.953997] RDX: 00000000fffffedf RSI: 0000000020000000 RDI: 0000000000000004 [ 50.961544] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 50.969288] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000052bf00 [ 50.976724] R13: 00007fe2ce01e6bc R14: 0000000000000005 R15: 0000000000000001 [ 51.003241] FAULT_INJECTION: forcing a failure. [ 51.003241] name failslab, interval 1, probability 0, space 0, times 0 [ 51.014726] CPU: 0 PID: 7230 Comm: syz-executor.1 Not tainted 4.19.193-syzkaller #0 [ 51.023118] FAULT_INJECTION: forcing a failure. [ 51.023118] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 51.024000] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.046147] Call Trace: [ 51.048720] dump_stack+0x123/0x171 [ 51.052343] should_fail.cold.4+0x5/0xa [ 51.056470] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 51.061811] ? mark_held_locks+0x130/0x130 [ 51.066088] ? n_tty_write+0x30a/0x1060 [ 51.070132] __should_failslab+0xba/0xf0 [ 51.074173] should_failslab+0x9/0x20 [ 51.078258] __kmalloc+0x70/0x770 [ 51.081787] ? n_tty_write+0x30a/0x1060 [ 51.086096] ? kasan_kmalloc+0xc7/0xe0 [ 51.090097] ? __kmalloc+0x15b/0x770 [ 51.093797] ? __tty_buffer_request_room+0x1b3/0x550 [ 51.098902] __tty_buffer_request_room+0x1b3/0x550 [ 51.104101] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 51.109616] ? do_raw_spin_lock+0xd0/0x240 [ 51.113836] pty_write+0xf3/0x1f0 [ 51.117372] n_tty_write+0x4a4/0x1060 [ 51.121261] ? process_echoes+0x130/0x130 [ 51.125387] ? do_wait_intr_irq+0x310/0x310 [ 51.129707] ? kasan_check_write+0x14/0x20 [ 51.133940] tty_write+0x346/0x770 [ 51.137754] ? process_echoes+0x130/0x130 [ 51.141897] __vfs_write+0xe3/0x890 [ 51.145577] ? common_file_perm+0x182/0x730 [ 51.150495] ? kernel_read+0x130/0x130 [ 51.154514] ? apparmor_task_setrlimit+0x6a0/0x6a0 [ 51.159461] ? __fget+0x295/0x400 [ 51.163024] ? apparmor_file_permission+0x15/0x20 [ 51.167936] ? security_file_permission+0x46/0x190 [ 51.172847] ? rw_verify_area+0xb8/0x2b0 [ 51.177050] vfs_write+0x150/0x4d0 [ 51.180625] ksys_write+0x103/0x260 [ 51.184322] ? __ia32_sys_read+0xa0/0xa0 [ 51.189422] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 51.194767] __x64_sys_write+0x6e/0xb0 [ 51.198756] do_syscall_64+0xd0/0x4e0 [ 51.202988] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 51.208171] RIP: 0033:0x462cd9 [ 51.211517] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 51.232022] RSP: 002b:00007f888bb82198 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 51.239815] RAX: ffffffffffffffda RBX: 0000000000000c16 RCX: 0000000000462cd9 [ 51.247150] RDX: 00000000fffffedf RSI: 0000000020000000 RDI: 0000000000000004 [ 51.254600] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 51.262197] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000052bf00 [ 51.269673] R13: 00007f888bb826bc R14: 0000000000000005 R15: 0000000000000001 [ 51.277131] CPU: 1 PID: 7236 Comm: syz-executor.0 Not tainted 4.19.193-syzkaller #0 [ 51.283573] FAULT_INJECTION: forcing a failure. [ 51.283573] name failslab, interval 1, probability 0, space 0, times 0 [ 51.285208] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.306525] Call Trace: [ 51.309100] dump_stack+0x123/0x171 [ 51.312729] should_fail.cold.4+0x5/0xa [ 51.316719] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 51.321901] ? is_bpf_text_address+0x60/0xe0 [ 51.326380] ? lock_downgrade+0x860/0x860 [ 51.330503] ? __bpf_address_lookup+0x270/0x270 [ 51.335252] __alloc_pages_nodemask+0x1d5/0x710 [ 51.339912] ? __alloc_pages_slowpath+0x2560/0x2560 [ 51.344910] ? kernel_text_address+0x79/0xf0 [ 51.349302] ? unwind_get_return_address+0x61/0xa0 [ 51.354317] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 51.359401] cache_grow_begin+0x91/0x8d0 [ 51.363544] ? __kmalloc+0xc5/0x770 [ 51.367332] __kmalloc+0x6a1/0x770 [ 51.370868] ? n_tty_write+0x30a/0x1060 [ 51.374819] ? __kmalloc+0x15b/0x770 [ 51.378533] ? __tty_buffer_request_room+0x1b3/0x550 [ 51.383625] __tty_buffer_request_room+0x1b3/0x550 [ 51.388539] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 51.394056] ? do_raw_spin_lock+0xd0/0x240 [ 51.398370] pty_write+0xf3/0x1f0 [ 51.402030] n_tty_write+0x4a4/0x1060 [ 51.405829] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 51.411495] ? lock_downgrade+0x860/0x860 [ 51.415908] ? process_echoes+0x130/0x130 [ 51.420145] ? do_wait_intr_irq+0x310/0x310 [ 51.424636] ? kasan_check_write+0x14/0x20 [ 51.429005] tty_write+0x346/0x770 [ 51.432534] ? process_echoes+0x130/0x130 [ 51.437024] __vfs_write+0xe3/0x890 [ 51.440630] ? common_file_perm+0x182/0x730 [ 51.444999] ? kernel_read+0x130/0x130 [ 51.448926] ? apparmor_task_setrlimit+0x6a0/0x6a0 [ 51.453883] ? __fget+0x295/0x400 [ 51.457328] ? apparmor_file_permission+0x15/0x20 [ 51.462241] ? security_file_permission+0x46/0x190 [ 51.467195] ? rw_verify_area+0xb8/0x2b0 [ 51.471268] vfs_write+0x150/0x4d0 [ 51.474789] ksys_write+0x103/0x260 [ 51.478502] ? __ia32_sys_read+0xa0/0xa0 [ 51.482563] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 51.487939] __x64_sys_write+0x6e/0xb0 [ 51.491816] do_syscall_64+0xd0/0x4e0 [ 51.495608] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 51.500779] RIP: 0033:0x462cd9 [ 51.504139] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 51.524465] RSP: 002b:00007fad34972198 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 51.532357] RAX: ffffffffffffffda RBX: 0000000000000c16 RCX: 0000000000462cd9 [ 51.540054] RDX: 00000000fffffedf RSI: 0000000020000000 RDI: 0000000000000004 [ 51.549473] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 51.557000] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000052bf00 [ 51.564946] R13: 00007fad349726bc R14: 0000000000000005 R15: 0000000000000001 [ 51.572536] CPU: 0 PID: 7235 Comm: syz-executor.2 Not tainted 4.19.193-syzkaller #0 [ 51.580787] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.590342] Call Trace: [ 51.593015] dump_stack+0x123/0x171 [ 51.597040] should_fail.cold.4+0x5/0xa [ 51.601289] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 51.606874] ? mark_held_locks+0x130/0x130 [ 51.611381] ? n_tty_write+0x30a/0x1060 [ 51.617470] __should_failslab+0xba/0xf0 [ 51.619297] FAULT_INJECTION: forcing a failure. [ 51.619297] name failslab, interval 1, probability 0, space 0, times 0 [ 51.621528] should_failslab+0x9/0x20 [ 51.639059] __kmalloc+0x70/0x770 [ 51.643060] ? n_tty_write+0x30a/0x1060 [ 51.647318] ? kasan_kmalloc+0xc7/0xe0 [ 51.651542] ? __kmalloc+0x15b/0x770 [ 51.655254] ? __tty_buffer_request_room+0x1b3/0x550 [ 51.660611] __tty_buffer_request_room+0x1b3/0x550 [ 51.666055] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 51.672825] ? do_raw_spin_lock+0xd0/0x240 [ 51.677576] pty_write+0xf3/0x1f0 [ 51.681392] n_tty_write+0x4a4/0x1060 [ 51.685188] ? process_echoes+0x130/0x130 [ 51.689435] ? do_wait_intr_irq+0x310/0x310 [ 51.695510] ? kasan_check_write+0x14/0x20 [ 51.699948] tty_write+0x346/0x770 [ 51.703562] ? process_echoes+0x130/0x130 [ 51.707856] __vfs_write+0xe3/0x890 [ 51.711493] ? common_file_perm+0x182/0x730 [ 51.715801] ? kernel_read+0x130/0x130 [ 51.719671] ? apparmor_task_setrlimit+0x6a0/0x6a0 [ 51.724724] ? __fget+0x295/0x400 [ 51.728169] ? apparmor_file_permission+0x15/0x20 [ 51.733511] ? security_file_permission+0x46/0x190 [ 51.738877] ? rw_verify_area+0xb8/0x2b0 [ 51.743941] vfs_write+0x150/0x4d0 [ 51.747807] ksys_write+0x103/0x260 [ 51.751685] ? __ia32_sys_read+0xa0/0xa0 [ 51.756277] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 51.762409] __x64_sys_write+0x6e/0xb0 [ 51.766483] do_syscall_64+0xd0/0x4e0 [ 51.770494] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 51.775857] RIP: 0033:0x462cd9 [ 51.779275] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 51.800155] RSP: 002b:00007fa8fcc1b198 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 51.808639] RAX: ffffffffffffffda RBX: 0000000000000c16 RCX: 0000000000462cd9 [ 51.815903] RDX: 00000000fffffedf RSI: 0000000020000000 RDI: 0000000000000004 [ 51.823933] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 51.832137] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000052bf00 [ 51.840018] R13: 00007fa8fcc1b6bc R14: 0000000000000005 R15: 0000000000000001 [ 51.847677] CPU: 1 PID: 7237 Comm: syz-executor.4 Not tainted 4.19.193-syzkaller #0 [ 51.855475] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.861749] FAULT_INJECTION: forcing a failure. [ 51.861749] name failslab, interval 1, probability 0, space 0, times 0 [ 51.864997] Call Trace: [ 51.879093] dump_stack+0x123/0x171 [ 51.882789] should_fail.cold.4+0x5/0xa [ 51.886788] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 51.892063] ? mark_held_locks+0x130/0x130 [ 51.896299] ? n_tty_write+0x30a/0x1060 [ 51.900390] __should_failslab+0xba/0xf0 [ 51.904678] should_failslab+0x9/0x20 [ 51.908774] __kmalloc+0x70/0x770 [ 51.912594] ? n_tty_write+0x30a/0x1060 [ 51.916664] ? kasan_kmalloc+0xc7/0xe0 [ 51.920840] ? __kmalloc+0x15b/0x770 [ 51.924634] ? __tty_buffer_request_room+0x1b3/0x550 [ 51.929915] __tty_buffer_request_room+0x1b3/0x550 [ 51.935115] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 51.940742] ? do_raw_spin_lock+0xd0/0x240 [ 51.945054] pty_write+0xf3/0x1f0 [ 51.948939] n_tty_write+0x4a4/0x1060 [ 51.953159] ? process_echoes+0x130/0x130 [ 51.957489] ? do_wait_intr_irq+0x310/0x310 [ 51.961880] ? kasan_check_write+0x14/0x20 [ 51.966094] tty_write+0x346/0x770 [ 51.969625] ? process_echoes+0x130/0x130 [ 51.973852] __vfs_write+0xe3/0x890 [ 51.977459] ? common_file_perm+0x182/0x730 [ 51.983244] ? kernel_read+0x130/0x130 [ 51.987474] ? apparmor_task_setrlimit+0x6a0/0x6a0 [ 51.992379] ? __fget+0x295/0x400 [ 51.995819] ? apparmor_file_permission+0x15/0x20 [ 52.000737] ? security_file_permission+0x46/0x190 [ 52.005758] ? rw_verify_area+0xb8/0x2b0 [ 52.009992] vfs_write+0x150/0x4d0 [ 52.013520] ksys_write+0x103/0x260 [ 52.017161] ? __ia32_sys_read+0xa0/0xa0 [ 52.021220] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 52.026580] __x64_sys_write+0x6e/0xb0 [ 52.030534] do_syscall_64+0xd0/0x4e0 [ 52.034325] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 52.039750] RIP: 0033:0x462cd9 [ 52.043106] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 52.062454] RSP: 002b:00007f8f79c24198 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 52.070141] RAX: ffffffffffffffda RBX: 0000000000000c16 RCX: 0000000000462cd9 [ 52.077759] RDX: 00000000fffffedf RSI: 0000000020000000 RDI: 0000000000000004 [ 52.085385] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 52.093249] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000052bf00 [ 52.100722] R13: 00007f8f79c246bc R14: 0000000000000005 R15: 0000000000000001 [ 52.108433] CPU: 0 PID: 7231 Comm: syz-executor.3 Not tainted 4.19.193-syzkaller #0 [ 52.116461] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.127056] Call Trace: [ 52.129638] dump_stack+0x123/0x171 [ 52.130006] FAULT_INJECTION: forcing a failure. [ 52.130006] name failslab, interval 1, probability 0, space 0, times 0 [ 52.133290] should_fail.cold.4+0x5/0xa [ 52.148712] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 52.153793] ? mark_held_locks+0x130/0x130 [ 52.158179] ? n_tty_write+0x30a/0x1060 [ 52.162156] __should_failslab+0xba/0xf0 [ 52.166208] should_failslab+0x9/0x20 [ 52.169984] __kmalloc+0x70/0x770 [ 52.173510] ? n_tty_write+0x30a/0x1060 [ 52.178017] ? kasan_kmalloc+0xc7/0xe0 [ 52.181995] ? __kmalloc+0x15b/0x770 [ 52.186154] ? __tty_buffer_request_room+0x1b3/0x550 [ 52.191840] __tty_buffer_request_room+0x1b3/0x550 [ 52.196952] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 52.202654] ? do_raw_spin_lock+0xd0/0x240 [ 52.206985] pty_write+0xf3/0x1f0 [ 52.210813] n_tty_write+0x4a4/0x1060 [ 52.215061] ? process_echoes+0x130/0x130 [ 52.219311] ? do_wait_intr_irq+0x310/0x310 [ 52.224500] ? kasan_check_write+0x14/0x20 [ 52.229287] tty_write+0x346/0x770 [ 52.233173] ? process_echoes+0x130/0x130 [ 52.237399] __vfs_write+0xe3/0x890 [ 52.241016] ? common_file_perm+0x182/0x730 [ 52.245603] ? kernel_read+0x130/0x130 [ 52.249942] ? apparmor_task_setrlimit+0x6a0/0x6a0 [ 52.254875] ? __fget+0x295/0x400 [ 52.258503] ? apparmor_file_permission+0x15/0x20 [ 52.263623] ? security_file_permission+0x46/0x190 [ 52.268801] ? rw_verify_area+0xb8/0x2b0 [ 52.272839] vfs_write+0x150/0x4d0 [ 52.276445] ksys_write+0x103/0x260 [ 52.280179] ? __ia32_sys_read+0xa0/0xa0 [ 52.284391] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 52.289991] __x64_sys_write+0x6e/0xb0 [ 52.293894] do_syscall_64+0xd0/0x4e0 [ 52.297957] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 52.304536] RIP: 0033:0x462cd9 [ 52.307887] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 52.327755] RSP: 002b:00007f5eb547a198 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 52.335733] RAX: ffffffffffffffda RBX: 0000000000000c16 RCX: 0000000000462cd9 [ 52.343285] RDX: 00000000fffffedf RSI: 0000000020000000 RDI: 0000000000000004 [ 52.350837] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 52.359468] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000052bf00 [ 52.367111] R13: 00007f5eb547a6bc R14: 0000000000000005 R15: 0000000000000001 [ 52.374483] CPU: 1 PID: 7242 Comm: syz-executor.1 Not tainted 4.19.193-syzkaller #0 [ 52.378945] FAULT_INJECTION: forcing a failure. [ 52.378945] name failslab, interval 1, probability 0, space 0, times 0 [ 52.382798] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.404492] Call Trace: [ 52.408230] dump_stack+0x123/0x171 [ 52.412354] should_fail.cold.4+0x5/0xa [ 52.416312] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 52.421407] ? mark_held_locks+0x130/0x130 [ 52.425730] ? n_tty_write+0x30a/0x1060 [ 52.430329] __should_failslab+0xba/0xf0 [ 52.434372] should_failslab+0x9/0x20 [ 52.438248] __kmalloc+0x70/0x770 [ 52.441708] ? n_tty_write+0x30a/0x1060 [ 52.445671] ? __sched_text_start+0x8/0x8 [ 52.449813] ? __tty_buffer_request_room+0x1b3/0x550 [ 52.454896] __tty_buffer_request_room+0x1b3/0x550 [ 52.459815] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 52.465453] ? do_raw_spin_lock+0xd0/0x240 [ 52.469707] pty_write+0xf3/0x1f0 [ 52.473363] n_tty_write+0x4a4/0x1060 [ 52.477260] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 52.482464] ? lock_downgrade+0x860/0x860 [ 52.486629] ? process_echoes+0x130/0x130 [ 52.491016] ? do_wait_intr_irq+0x310/0x310 [ 52.495707] ? kasan_check_write+0x14/0x20 [ 52.500485] tty_write+0x346/0x770 [ 52.504016] ? process_echoes+0x130/0x130 [ 52.508354] __vfs_write+0xe3/0x890 [ 52.511978] ? common_file_perm+0x182/0x730 [ 52.516312] ? kernel_read+0x130/0x130 [ 52.520428] ? apparmor_task_setrlimit+0x6a0/0x6a0 [ 52.525781] ? __fget+0x295/0x400 [ 52.529619] ? apparmor_file_permission+0x15/0x20 [ 52.534863] ? security_file_permission+0x46/0x190 [ 52.540671] ? rw_verify_area+0xb8/0x2b0 [ 52.544946] vfs_write+0x150/0x4d0 [ 52.548655] ksys_write+0x103/0x260 [ 52.552356] ? __ia32_sys_read+0xa0/0xa0 [ 52.556835] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 52.562734] __x64_sys_write+0x6e/0xb0 [ 52.568004] do_syscall_64+0xd0/0x4e0 [ 52.572330] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 52.579111] RIP: 0033:0x462cd9 [ 52.582314] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 52.605532] RSP: 002b:00007f888bb82198 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 52.613504] RAX: ffffffffffffffda RBX: 0000000000000c16 RCX: 0000000000462cd9 [ 52.620969] RDX: 00000000fffffedf RSI: 0000000020000000 RDI: 0000000000000004 [ 52.628851] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 52.636407] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000052bf00 [ 52.644910] R13: 00007f888bb826bc R14: 0000000000000005 R15: 0000000000000001 [ 52.652560] CPU: 0 PID: 7232 Comm: syz-executor.5 Not tainted 4.19.193-syzkaller #0 [ 52.660463] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.670291] Call Trace: [ 52.673079] dump_stack+0x123/0x171 [ 52.676814] should_fail.cold.4+0x5/0xa [ 52.681243] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 52.682882] FAULT_INJECTION: forcing a failure. [ 52.682882] name failslab, interval 1, probability 0, space 0, times 0 [ 52.686340] ? mark_held_locks+0x130/0x130 [ 52.701924] ? n_tty_write+0x30a/0x1060 [ 52.705882] __should_failslab+0xba/0xf0 [ 52.710133] should_failslab+0x9/0x20 [ 52.714103] __kmalloc+0x70/0x770 [ 52.717721] ? n_tty_write+0x30a/0x1060 [ 52.721670] ? __tty_buffer_request_room+0x1b3/0x550 [ 52.726762] __tty_buffer_request_room+0x1b3/0x550 [ 52.731872] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 52.737737] ? do_raw_spin_lock+0xd0/0x240 [ 52.742244] pty_write+0xf3/0x1f0 [ 52.745684] n_tty_write+0x4a4/0x1060 [ 52.749462] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 52.754554] ? lock_downgrade+0x860/0x860 [ 52.758890] ? process_echoes+0x130/0x130 [ 52.763134] ? do_wait_intr_irq+0x310/0x310 [ 52.767438] ? kasan_check_write+0x14/0x20 [ 52.771676] tty_write+0x346/0x770 [ 52.775222] ? process_echoes+0x130/0x130 [ 52.779468] __vfs_write+0xe3/0x890 [ 52.783159] ? common_file_perm+0x182/0x730 [ 52.787736] ? kernel_read+0x130/0x130 [ 52.791715] ? apparmor_task_setrlimit+0x6a0/0x6a0 [ 52.796870] ? __fget+0x295/0x400 [ 52.800430] ? apparmor_file_permission+0x15/0x20 [ 52.805345] ? security_file_permission+0x46/0x190 [ 52.810443] ? rw_verify_area+0xb8/0x2b0 [ 52.815002] vfs_write+0x150/0x4d0 [ 52.818540] ksys_write+0x103/0x260 [ 52.822851] ? __ia32_sys_read+0xa0/0xa0 [ 52.827014] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 52.832461] __x64_sys_write+0x6e/0xb0 [ 52.836439] do_syscall_64+0xd0/0x4e0 [ 52.840328] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 52.845496] RIP: 0033:0x462cd9 [ 52.848764] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 52.867760] RSP: 002b:00007fe2ce01e198 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 52.875825] RAX: ffffffffffffffda RBX: 0000000000000c16 RCX: 0000000000462cd9 [ 52.883178] RDX: 00000000fffffedf RSI: 0000000020000000 RDI: 0000000000000004 [ 52.890442] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 52.897941] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000052bf00 [ 52.905297] R13: 00007fe2ce01e6bc R14: 0000000000000005 R15: 0000000000000001 [ 52.912578] CPU: 1 PID: 7245 Comm: syz-executor.1 Not tainted 4.19.193-syzkaller #0 [ 52.920930] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.930393] Call Trace: [ 52.933253] dump_stack+0x123/0x171 [ 52.936948] should_fail.cold.4+0x5/0xa [ 52.941023] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 52.946215] ? mark_held_locks+0x130/0x130 [ 52.950828] ? n_tty_write+0x30a/0x1060 [ 52.954802] __should_failslab+0xba/0xf0 [ 52.959043] should_failslab+0x9/0x20 [ 52.962890] __kmalloc+0x70/0x770 [ 52.966342] ? n_tty_write+0x30a/0x1060 [ 52.970316] ? kasan_kmalloc+0xc7/0xe0 [ 52.974389] ? __kmalloc+0x15b/0x770 [ 52.978259] ? __tty_buffer_request_room+0x1b3/0x550 [ 52.983628] __tty_buffer_request_room+0x1b3/0x550 [ 52.988565] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 52.994305] ? do_raw_spin_lock+0xd0/0x240 [ 52.998802] pty_write+0xf3/0x1f0 [ 53.002343] n_tty_write+0x4a4/0x1060 [ 53.006439] ? process_echoes+0x130/0x130 [ 53.011139] ? do_wait_intr_irq+0x310/0x310 [ 53.015550] ? kasan_check_write+0x14/0x20 [ 53.019792] tty_write+0x346/0x770 [ 53.023508] ? process_echoes+0x130/0x130 [ 53.027656] __vfs_write+0xe3/0x890 [ 53.029062] FAULT_INJECTION: forcing a failure. [ 53.029062] name failslab, interval 1, probability 0, space 0, times 0 [ 53.031579] ? common_file_perm+0x182/0x730 [ 53.049420] ? kernel_read+0x130/0x130 [ 53.055555] ? apparmor_task_setrlimit+0x6a0/0x6a0 [ 53.060996] ? __fget+0x295/0x400 [ 53.064702] ? apparmor_file_permission+0x15/0x20 [ 53.070089] ? security_file_permission+0x46/0x190 [ 53.075638] ? rw_verify_area+0xb8/0x2b0 [ 53.079860] vfs_write+0x150/0x4d0 [ 53.083560] ksys_write+0x103/0x260 [ 53.087471] ? __ia32_sys_read+0xa0/0xa0 [ 53.091515] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 53.096955] __x64_sys_write+0x6e/0xb0 [ 53.101449] do_syscall_64+0xd0/0x4e0 [ 53.105776] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.111432] RIP: 0033:0x462cd9 [ 53.114772] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 53.135810] RSP: 002b:00007f888bb82198 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 53.144329] RAX: ffffffffffffffda RBX: 0000000000000c16 RCX: 0000000000462cd9 [ 53.152710] RDX: 00000000fffffedf RSI: 0000000020000000 RDI: 0000000000000004 [ 53.161243] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 53.168865] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000052bf00 [ 53.177478] R13: 00007f888bb826bc R14: 0000000000000005 R15: 0000000000000001 [ 53.185134] CPU: 0 PID: 7246 Comm: syz-executor.2 Not tainted 4.19.193-syzkaller #0 [ 53.193333] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.199401] FAULT_INJECTION: forcing a failure. [ 53.199401] name failslab, interval 1, probability 0, space 0, times 0 [ 53.203803] Call Trace: [ 53.219338] dump_stack+0x123/0x171 [ 53.223594] should_fail.cold.4+0x5/0xa [ 53.227863] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 53.233824] ? mark_held_locks+0x130/0x130 [ 53.238328] ? n_tty_write+0x30a/0x1060 [ 53.242721] __should_failslab+0xba/0xf0 [ 53.246860] should_failslab+0x9/0x20 [ 53.251089] __kmalloc+0x70/0x770 [ 53.254607] ? n_tty_write+0x30a/0x1060 [ 53.259016] ? __sched_text_start+0x8/0x8 [ 53.263259] ? __tty_buffer_request_room+0x1b3/0x550 [ 53.269079] __tty_buffer_request_room+0x1b3/0x550 [ 53.273996] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 53.279874] ? do_raw_spin_lock+0xd0/0x240 [ 53.284205] pty_write+0xf3/0x1f0 [ 53.287860] n_tty_write+0x4a4/0x1060 [ 53.291731] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 53.297115] ? lock_downgrade+0x860/0x860 [ 53.301241] ? process_echoes+0x130/0x130 [ 53.306538] ? do_wait_intr_irq+0x310/0x310 [ 53.311489] ? kasan_check_write+0x14/0x20 [ 53.317810] tty_write+0x346/0x770 [ 53.323633] ? process_echoes+0x130/0x130 [ 53.327979] __vfs_write+0xe3/0x890 [ 53.331776] ? common_file_perm+0x182/0x730 [ 53.336544] ? kernel_read+0x130/0x130 [ 53.340865] ? apparmor_task_setrlimit+0x6a0/0x6a0 [ 53.346132] ? __fget+0x295/0x400 [ 53.349759] ? apparmor_file_permission+0x15/0x20 [ 53.356187] ? security_file_permission+0x46/0x190 [ 53.361736] ? rw_verify_area+0xb8/0x2b0 [ 53.366070] vfs_write+0x150/0x4d0 [ 53.369597] ksys_write+0x103/0x260 [ 53.373202] ? __ia32_sys_read+0xa0/0xa0 [ 53.377424] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 53.383127] __x64_sys_write+0x6e/0xb0 [ 53.387011] do_syscall_64+0xd0/0x4e0 [ 53.390896] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.396161] RIP: 0033:0x462cd9 [ 53.399330] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 53.420070] RSP: 002b:00007fa8fcc1b198 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 53.428042] RAX: ffffffffffffffda RBX: 0000000000000c16 RCX: 0000000000462cd9 [ 53.436523] RDX: 00000000fffffedf RSI: 0000000020000000 RDI: 0000000000000004 [ 53.447013] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 53.454467] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000052bf00 [ 53.462437] R13: 00007fa8fcc1b6bc R14: 0000000000000005 R15: 0000000000000001 [ 53.469992] CPU: 1 PID: 7259 Comm: syz-executor.0 Not tainted 4.19.193-syzkaller #0 [ 53.478050] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.488532] Call Trace: [ 53.491119] dump_stack+0x123/0x171 [ 53.494760] should_fail.cold.4+0x5/0xa [ 53.498739] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 53.503935] ? mark_held_locks+0x130/0x130 [ 53.509164] ? n_tty_write+0x30a/0x1060 [ 53.513151] __should_failslab+0xba/0xf0 [ 53.517499] should_failslab+0x9/0x20 [ 53.521655] __kmalloc+0x70/0x770 [ 53.525157] ? n_tty_write+0x30a/0x1060 [ 53.530017] ? __tty_buffer_request_room+0x1b3/0x550 [ 53.532051] FAULT_INJECTION: forcing a failure. [ 53.532051] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 53.535448] __tty_buffer_request_room+0x1b3/0x550 [ 53.553596] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 53.559959] ? do_raw_spin_lock+0xd0/0x240 [ 53.564692] pty_write+0xf3/0x1f0 [ 53.568303] n_tty_write+0x4a4/0x1060 [ 53.572261] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 53.577802] ? lock_downgrade+0x860/0x860 [ 53.582283] ? process_echoes+0x130/0x130 [ 53.587677] ? do_wait_intr_irq+0x310/0x310 [ 53.592433] ? kasan_check_write+0x14/0x20 [ 53.598480] tty_write+0x346/0x770 [ 53.602361] ? process_echoes+0x130/0x130 [ 53.606684] __vfs_write+0xe3/0x890 [ 53.610667] ? common_file_perm+0x182/0x730 [ 53.615161] ? kernel_read+0x130/0x130 [ 53.619485] ? apparmor_task_setrlimit+0x6a0/0x6a0 [ 53.624831] ? __fget+0x295/0x400 [ 53.628283] ? apparmor_file_permission+0x15/0x20 [ 53.633306] ? security_file_permission+0x46/0x190 [ 53.638491] ? rw_verify_area+0xb8/0x2b0 [ 53.642737] vfs_write+0x150/0x4d0 [ 53.646270] ksys_write+0x103/0x260 [ 53.650530] ? __ia32_sys_read+0xa0/0xa0 [ 53.654572] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 53.659922] __x64_sys_write+0x6e/0xb0 [ 53.663799] do_syscall_64+0xd0/0x4e0 [ 53.667575] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.673012] RIP: 0033:0x462cd9 [ 53.676183] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 53.695256] RSP: 002b:00007fad34972198 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 53.702954] RAX: ffffffffffffffda RBX: 0000000000000c16 RCX: 0000000000462cd9 [ 53.710391] RDX: 00000000fffffedf RSI: 0000000020000000 RDI: 0000000000000004 [ 53.718328] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 53.725679] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000052bf00 [ 53.733111] R13: 00007fad349726bc R14: 0000000000000005 R15: 0000000000000001 [ 53.740637] CPU: 0 PID: 7265 Comm: syz-executor.4 Not tainted 4.19.193-syzkaller #0 [ 53.748777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.758649] Call Trace: [ 53.761407] dump_stack+0x123/0x171 [ 53.763760] FAULT_INJECTION: forcing a failure. [ 53.763760] name failslab, interval 1, probability 0, space 0, times 0 [ 53.765124] should_fail.cold.4+0x5/0xa [ 53.780614] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 53.785698] ? is_bpf_text_address+0x60/0xe0 [ 53.790269] ? lock_downgrade+0x860/0x860 [ 53.794492] ? __bpf_address_lookup+0x270/0x270 [ 53.799147] __alloc_pages_nodemask+0x1d5/0x710 [ 53.804089] ? __alloc_pages_slowpath+0x2560/0x2560 [ 53.809431] ? kernel_text_address+0x79/0xf0 [ 53.813823] ? unwind_get_return_address+0x61/0xa0 [ 53.818949] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 53.824049] cache_grow_begin+0x91/0x8d0 [ 53.828087] ? __kmalloc+0xc5/0x770 [ 53.832298] __kmalloc+0x6a1/0x770 [ 53.836019] ? n_tty_write+0x30a/0x1060 [ 53.840032] ? __kmalloc+0x15b/0x770 [ 53.843838] ? __tty_buffer_request_room+0x1b3/0x550 [ 53.849008] __tty_buffer_request_room+0x1b3/0x550 [ 53.854005] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 53.860844] ? do_raw_spin_lock+0xd0/0x240 [ 53.865059] pty_write+0xf3/0x1f0 [ 53.868681] n_tty_write+0x4a4/0x1060 [ 53.872459] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 53.877537] ? lock_downgrade+0x860/0x860 [ 53.882536] ? process_echoes+0x130/0x130 [ 53.886716] ? do_wait_intr_irq+0x310/0x310 [ 53.891126] ? kasan_check_write+0x14/0x20 [ 53.895339] tty_write+0x346/0x770 [ 53.898966] ? process_echoes+0x130/0x130 [ 53.903101] __vfs_write+0xe3/0x890 [ 53.907020] ? common_file_perm+0x182/0x730 [ 53.912012] ? kernel_read+0x130/0x130 [ 53.915890] ? apparmor_task_setrlimit+0x6a0/0x6a0 [ 53.921157] ? __fget+0x295/0x400 [ 53.924777] ? apparmor_file_permission+0x15/0x20 [ 53.929772] ? security_file_permission+0x46/0x190 [ 53.934863] ? rw_verify_area+0xb8/0x2b0 [ 53.938900] vfs_write+0x150/0x4d0 [ 53.942422] ksys_write+0x103/0x260 [ 53.946145] ? __ia32_sys_read+0xa0/0xa0 [ 53.950183] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 53.955535] __x64_sys_write+0x6e/0xb0 [ 53.959506] do_syscall_64+0xd0/0x4e0 [ 53.963337] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.968599] RIP: 0033:0x462cd9 [ 53.972052] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 53.991521] RSP: 002b:00007f8f79c24198 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 53.999232] RAX: ffffffffffffffda RBX: 0000000000000c16 RCX: 0000000000462cd9 [ 54.006938] RDX: 00000000fffffedf RSI: 0000000020000000 RDI: 0000000000000004 [ 54.014391] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 54.021832] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000052bf00 [ 54.029206] R13: 00007f8f79c246bc R14: 0000000000000005 R15: 0000000000000001 [ 54.036907] CPU: 1 PID: 7268 Comm: syz-executor.2 Not tainted 4.19.193-syzkaller #0 [ 54.044802] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.054408] Call Trace: [ 54.057433] dump_stack+0x123/0x171 [ 54.061063] should_fail.cold.4+0x5/0xa [ 54.065042] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 54.070266] ? mark_held_locks+0x130/0x130 [ 54.075031] ? n_tty_write+0x30a/0x1060 [ 54.079449] __should_failslab+0xba/0xf0 [ 54.083518] should_failslab+0x9/0x20 [ 54.088074] __kmalloc+0x70/0x770 [ 54.091532] ? n_tty_write+0x30a/0x1060 [ 54.096396] ? __sched_text_start+0x8/0x8 [ 54.100834] ? __tty_buffer_request_room+0x1b3/0x550 [ 54.105263] FAULT_INJECTION: forcing a failure. [ 54.105263] name failslab, interval 1, probability 0, space 0, times 0 [ 54.106664] __tty_buffer_request_room+0x1b3/0x550 [ 54.123837] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 54.129474] ? do_raw_spin_lock+0xd0/0x240 [ 54.134022] pty_write+0xf3/0x1f0 [ 54.137459] n_tty_write+0x4a4/0x1060 [ 54.141277] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 54.146375] ? lock_downgrade+0x860/0x860 [ 54.150597] ? process_echoes+0x130/0x130 [ 54.154748] ? do_wait_intr_irq+0x310/0x310 [ 54.159065] ? kasan_check_write+0x14/0x20 [ 54.163301] tty_write+0x346/0x770 [ 54.166822] ? process_echoes+0x130/0x130 [ 54.171042] __vfs_write+0xe3/0x890 [ 54.174742] ? common_file_perm+0x182/0x730 [ 54.179129] ? kernel_read+0x130/0x130 [ 54.183097] ? apparmor_task_setrlimit+0x6a0/0x6a0 [ 54.188027] ? __fget+0x295/0x400 [ 54.192674] ? apparmor_file_permission+0x15/0x20 [ 54.197582] ? security_file_permission+0x46/0x190 [ 54.202488] ? rw_verify_area+0xb8/0x2b0 [ 54.206549] vfs_write+0x150/0x4d0 [ 54.210154] ksys_write+0x103/0x260 [ 54.213855] ? __ia32_sys_read+0xa0/0xa0 [ 54.217917] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 54.223384] __x64_sys_write+0x6e/0xb0 [ 54.227256] do_syscall_64+0xd0/0x4e0 [ 54.231058] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.236853] RIP: 0033:0x462cd9 [ 54.240024] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 54.259191] RSP: 002b:00007fa8fcc1b198 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 54.266873] RAX: ffffffffffffffda RBX: 0000000000000c16 RCX: 0000000000462cd9 [ 54.274214] RDX: 00000000fffffedf RSI: 0000000020000000 RDI: 0000000000000004 [ 54.281730] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 54.289016] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000052bf00 [ 54.296269] R13: 00007fa8fcc1b6bc R14: 0000000000000005 R15: 0000000000000001 [ 54.304623] CPU: 0 PID: 7271 Comm: syz-executor.3 Not tainted 4.19.193-syzkaller #0 [ 54.313119] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.318591] FAULT_INJECTION: forcing a failure. [ 54.318591] name failslab, interval 1, probability 0, space 0, times 0 [ 54.322552] Call Trace: [ 54.336553] dump_stack+0x123/0x171 [ 54.340259] should_fail.cold.4+0x5/0xa [ 54.344298] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 54.349481] ? mark_held_locks+0x130/0x130 [ 54.354231] ? n_tty_write+0x30a/0x1060 [ 54.358200] __should_failslab+0xba/0xf0 [ 54.362270] should_failslab+0x9/0x20 [ 54.366154] __kmalloc+0x70/0x770 [ 54.369760] ? n_tty_write+0x30a/0x1060 [ 54.373837] ? __tty_buffer_request_room+0x1b3/0x550 [ 54.378924] __tty_buffer_request_room+0x1b3/0x550 [ 54.384223] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 54.389742] ? do_raw_spin_lock+0xd0/0x240 [ 54.393956] pty_write+0xf3/0x1f0 [ 54.397405] n_tty_write+0x4a4/0x1060 [ 54.401197] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 54.406462] ? lock_downgrade+0x860/0x860 [ 54.410786] ? process_echoes+0x130/0x130 [ 54.414919] ? do_wait_intr_irq+0x310/0x310 [ 54.419245] ? kasan_check_write+0x14/0x20 [ 54.423467] tty_write+0x346/0x770 [ 54.427084] ? process_echoes+0x130/0x130 [ 54.431212] __vfs_write+0xe3/0x890 [ 54.434831] ? common_file_perm+0x182/0x730 [ 54.439139] ? kernel_read+0x130/0x130 [ 54.443092] ? apparmor_task_setrlimit+0x6a0/0x6a0 [ 54.448199] ? __fget+0x295/0x400 [ 54.451756] ? apparmor_file_permission+0x15/0x20 [ 54.456835] ? security_file_permission+0x46/0x190 [ 54.461873] ? rw_verify_area+0xb8/0x2b0 [ 54.466071] vfs_write+0x150/0x4d0 [ 54.469645] ksys_write+0x103/0x260 [ 54.473249] ? __ia32_sys_read+0xa0/0xa0 [ 54.477507] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 54.483118] __x64_sys_write+0x6e/0xb0 [ 54.487084] do_syscall_64+0xd0/0x4e0 [ 54.491768] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.497773] RIP: 0033:0x462cd9 [ 54.501035] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 54.521280] RSP: 002b:00007f5eb5459198 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 54.529452] RAX: ffffffffffffffda RBX: 0000000000000c16 RCX: 0000000000462cd9 [ 54.536718] RDX: 00000000fffffedf RSI: 0000000020000000 RDI: 0000000000000004 [ 54.544348] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 54.552092] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000052bfa8 [ 54.560292] R13: 00007f5eb54596bc R14: 0000000000000005 R15: 0000000000000001 [ 54.568017] CPU: 1 PID: 7276 Comm: syz-executor.1 Not tainted 4.19.193-syzkaller #0 [ 54.576260] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.586218] Call Trace: [ 54.589088] dump_stack+0x123/0x171 [ 54.592774] should_fail.cold.4+0x5/0xa [ 54.596968] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 54.602914] ? mark_held_locks+0x130/0x130 [ 54.607633] ? n_tty_write+0x30a/0x1060 [ 54.612037] __should_failslab+0xba/0xf0 [ 54.616096] should_failslab+0x9/0x20 [ 54.620116] __kmalloc+0x70/0x770 [ 54.621985] FAULT_INJECTION: forcing a failure. [ 54.621985] name failslab, interval 1, probability 0, space 0, times 0 [ 54.623597] ? n_tty_write+0x30a/0x1060 [ 54.639199] ? __sched_text_start+0x8/0x8 [ 54.643493] ? __tty_buffer_request_room+0x1b3/0x550 [ 54.649032] __tty_buffer_request_room+0x1b3/0x550 [ 54.653948] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 54.659470] ? do_raw_spin_lock+0xd0/0x240 [ 54.663731] pty_write+0xf3/0x1f0 [ 54.667242] n_tty_write+0x4a4/0x1060 [ 54.671114] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 54.676283] ? lock_downgrade+0x860/0x860 [ 54.680434] ? process_echoes+0x130/0x130 [ 54.684844] ? do_wait_intr_irq+0x310/0x310 [ 54.689334] ? kasan_check_write+0x14/0x20 [ 54.693554] tty_write+0x346/0x770 [ 54.697205] ? process_echoes+0x130/0x130 [ 54.701341] __vfs_write+0xe3/0x890 [ 54.705996] ? common_file_perm+0x182/0x730 [ 54.710385] ? kernel_read+0x130/0x130 [ 54.714534] ? apparmor_task_setrlimit+0x6a0/0x6a0 [ 54.719440] ? __fget+0x295/0x400 [ 54.723045] ? apparmor_file_permission+0x15/0x20 [ 54.728058] ? security_file_permission+0x46/0x190 [ 54.732978] ? rw_verify_area+0xb8/0x2b0 [ 54.737047] vfs_write+0x150/0x4d0 [ 54.740720] ksys_write+0x103/0x260 [ 54.744340] ? __ia32_sys_read+0xa0/0xa0 [ 54.748379] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 54.753924] __x64_sys_write+0x6e/0xb0 [ 54.758041] do_syscall_64+0xd0/0x4e0 [ 54.762092] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.767535] RIP: 0033:0x462cd9 [ 54.770725] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 54.792702] RSP: 002b:00007f888bb82198 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 54.800559] RAX: ffffffffffffffda RBX: 0000000000000c16 RCX: 0000000000462cd9 [ 54.807890] RDX: 00000000fffffedf RSI: 0000000020000000 RDI: 0000000000000004 [ 54.815148] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 54.822855] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000052bf00 [ 54.830458] R13: 00007f888bb826bc R14: 0000000000000005 R15: 0000000000000001 [ 54.838697] CPU: 0 PID: 7280 Comm: syz-executor.4 Not tainted 4.19.193-syzkaller #0 [ 54.848232] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.858279] Call Trace: [ 54.861025] dump_stack+0x123/0x171 [ 54.864565] FAULT_INJECTION: forcing a failure. [ 54.864565] name failslab, interval 1, probability 0, space 0, times 0 [ 54.865111] should_fail.cold.4+0x5/0xa [ 54.880917] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 54.886001] ? mark_held_locks+0x130/0x130 [ 54.890398] ? n_tty_write+0x30a/0x1060 [ 54.894803] __should_failslab+0xba/0xf0 [ 54.898940] should_failslab+0x9/0x20 [ 54.902739] __kmalloc+0x70/0x770 [ 54.906169] ? n_tty_write+0x30a/0x1060 [ 54.910229] ? __sched_text_start+0x8/0x8 [ 54.914361] ? __tty_buffer_request_room+0x1b3/0x550 [ 54.919624] __tty_buffer_request_room+0x1b3/0x550 [ 54.924630] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 54.930163] ? do_raw_spin_lock+0xd0/0x240 [ 54.934395] pty_write+0xf3/0x1f0 [ 54.937933] n_tty_write+0x4a4/0x1060 [ 54.941720] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 54.946993] ? lock_downgrade+0x860/0x860 [ 54.951120] ? process_echoes+0x130/0x130 [ 54.955243] ? do_wait_intr_irq+0x310/0x310 [ 54.959556] ? kasan_check_write+0x14/0x20 [ 54.964068] tty_write+0x346/0x770 [ 54.967761] ? process_echoes+0x130/0x130 [ 54.971898] __vfs_write+0xe3/0x890 [ 54.975503] ? common_file_perm+0x182/0x730 [ 54.979821] ? kernel_read+0x130/0x130 [ 54.983773] ? apparmor_task_setrlimit+0x6a0/0x6a0 [ 54.989045] ? __fget+0x295/0x400 [ 54.992567] ? apparmor_file_permission+0x15/0x20 [ 54.997389] ? security_file_permission+0x46/0x190 [ 55.002692] ? rw_verify_area+0xb8/0x2b0 [ 55.006753] vfs_write+0x150/0x4d0 [ 55.010638] ksys_write+0x103/0x260 [ 55.014239] ? __ia32_sys_read+0xa0/0xa0 [ 55.018464] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 55.023898] __x64_sys_write+0x6e/0xb0 [ 55.027883] do_syscall_64+0xd0/0x4e0 [ 55.032029] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.037315] RIP: 0033:0x462cd9 [ 55.041192] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 55.062851] RSP: 002b:00007f8f79c24198 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 55.070808] RAX: ffffffffffffffda RBX: 0000000000000c16 RCX: 0000000000462cd9 [ 55.079186] RDX: 00000000fffffedf RSI: 0000000020000000 RDI: 0000000000000004 [ 55.086432] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 55.094124] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000052bf00 [ 55.101806] R13: 00007f8f79c246bc R14: 0000000000000005 R15: 0000000000000001 [ 55.109368] CPU: 1 PID: 7266 Comm: syz-executor.5 Not tainted 4.19.193-syzkaller #0