[ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 35.237559] audit: type=1400 audit(1593291305.713:8): avc: denied { execmem } for pid=6114 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 35.264168] IPVS: ftp: loaded support on port[0] = 21 [ 35.698941] can: request_module (can-proto-0) failed. [ 36.795793] can: request_module (can-proto-0) failed. [ 36.821045] audit: type=1400 audit(1593291307.304:9): avc: denied { create } for pid=6094 comm="syz-fuzzer" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=dccp_socket permissive=1 Warning: Permanently added '10.128.10.59' (ECDSA) to the list of known hosts. 2020/06/27 20:55:15 parsed 1 programs 2020/06/27 20:55:16 executed programs: 0 [ 45.655786] audit: type=1400 audit(1593291316.138:10): avc: denied { execmem } for pid=6232 comm="syz-executor.1" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 45.701609] IPVS: ftp: loaded support on port[0] = 21 [ 45.729802] IPVS: ftp: loaded support on port[0] = 21 [ 45.734773] IPVS: ftp: loaded support on port[0] = 21 [ 45.740361] IPVS: ftp: loaded support on port[0] = 21 [ 45.768424] IPVS: ftp: loaded support on port[0] = 21 [ 45.779348] IPVS: ftp: loaded support on port[0] = 21 [ 45.979644] chnl_net:caif_netlink_parms(): no params data found [ 46.032882] chnl_net:caif_netlink_parms(): no params data found [ 46.111581] chnl_net:caif_netlink_parms(): no params data found [ 46.162862] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.170649] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.178445] device bridge_slave_0 entered promiscuous mode [ 46.185992] chnl_net:caif_netlink_parms(): no params data found [ 46.194399] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.200756] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.208667] device bridge_slave_0 entered promiscuous mode [ 46.220687] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.228185] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.235667] device bridge_slave_1 entered promiscuous mode [ 46.255126] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 46.271447] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.278806] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.287749] device bridge_slave_1 entered promiscuous mode [ 46.323522] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 46.344621] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 46.356499] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 46.384162] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 46.391540] team0: Port device team_slave_0 added [ 46.403223] chnl_net:caif_netlink_parms(): no params data found [ 46.413361] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.420049] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.427308] device bridge_slave_0 entered promiscuous mode [ 46.437064] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.443413] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.452828] device bridge_slave_1 entered promiscuous mode [ 46.469274] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 46.476499] team0: Port device team_slave_1 added [ 46.499518] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.507080] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.515297] device bridge_slave_0 entered promiscuous mode [ 46.522596] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 46.531830] team0: Port device team_slave_0 added [ 46.538108] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 46.546420] chnl_net:caif_netlink_parms(): no params data found [ 46.559193] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 46.567087] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.573425] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.580739] device bridge_slave_1 entered promiscuous mode [ 46.587073] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 46.597568] team0: Port device team_slave_1 added [ 46.602806] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 46.627408] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 46.649350] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 46.682036] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 46.690555] team0: Port device team_slave_0 added [ 46.696112] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 46.703323] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 46.711593] team0: Port device team_slave_1 added [ 46.756379] device hsr_slave_0 entered promiscuous mode [ 46.794083] device hsr_slave_1 entered promiscuous mode [ 46.839712] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 46.853713] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 46.866000] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 46.878143] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 46.891966] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.899836] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.907705] device bridge_slave_0 entered promiscuous mode [ 46.918796] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 46.948246] device hsr_slave_0 entered promiscuous mode [ 46.994552] device hsr_slave_1 entered promiscuous mode [ 47.034450] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 47.041308] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 47.057361] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.064137] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.071064] device bridge_slave_1 entered promiscuous mode [ 47.095392] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 47.103054] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 47.117153] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 47.125490] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.131859] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.140343] device bridge_slave_0 entered promiscuous mode [ 47.147534] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 47.155349] team0: Port device team_slave_0 added [ 47.170795] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 47.186520] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.192888] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.200297] device bridge_slave_1 entered promiscuous mode [ 47.207225] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 47.215238] team0: Port device team_slave_1 added [ 47.246170] device hsr_slave_0 entered promiscuous mode [ 47.274702] device hsr_slave_1 entered promiscuous mode [ 47.315745] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 47.322743] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 47.330725] team0: Port device team_slave_0 added [ 47.336950] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 47.344664] team0: Port device team_slave_1 added [ 47.349953] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.361365] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.369419] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.377101] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 47.384272] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 47.392463] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.427364] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 47.476229] device hsr_slave_0 entered promiscuous mode [ 47.533955] device hsr_slave_1 entered promiscuous mode [ 47.615383] device hsr_slave_0 entered promiscuous mode [ 47.653936] device hsr_slave_1 entered promiscuous mode [ 47.694243] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 47.701337] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 47.710223] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 47.727153] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 47.734874] team0: Port device team_slave_0 added [ 47.740120] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 47.747669] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 47.762674] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 47.770569] team0: Port device team_slave_1 added [ 47.776458] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.784218] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.794379] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 47.856131] device hsr_slave_0 entered promiscuous mode [ 47.884168] device hsr_slave_1 entered promiscuous mode [ 47.934679] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 47.951317] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 47.959616] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 47.971368] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 48.000506] 8021q: adding VLAN 0 to HW filter on device bond0 [ 48.017226] 8021q: adding VLAN 0 to HW filter on device bond0 [ 48.025046] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 48.032886] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 48.052892] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 48.061166] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 48.071788] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 48.080191] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 48.090453] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 48.099987] 8021q: adding VLAN 0 to HW filter on device team0 [ 48.110344] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 48.119126] 8021q: adding VLAN 0 to HW filter on device bond0 [ 48.129712] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 48.139060] 8021q: adding VLAN 0 to HW filter on device bond0 [ 48.147964] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 48.155330] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 48.175490] 8021q: adding VLAN 0 to HW filter on device bond0 [ 48.182695] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 48.189936] 8021q: adding VLAN 0 to HW filter on device team0 [ 48.199818] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 48.211946] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 48.222767] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 48.230213] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 48.237437] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 48.245541] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 48.254825] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.262368] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.268895] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.278631] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 48.285194] 8021q: adding VLAN 0 to HW filter on device team0 [ 48.291915] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 48.300695] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 48.311161] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 48.318708] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 48.327600] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.335652] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.341974] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.352194] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 48.361033] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 48.369225] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 48.377778] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 48.388134] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 48.396488] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 48.405035] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.412619] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.419006] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.427179] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 48.434645] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 48.441430] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 48.449734] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 48.457120] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 48.465487] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 48.473140] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.481334] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.487718] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.496900] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 48.507106] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 48.513171] 8021q: adding VLAN 0 to HW filter on device team0 [ 48.522162] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 48.529467] 8021q: adding VLAN 0 to HW filter on device team0 [ 48.537774] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 48.547153] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 48.554296] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 48.561324] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 48.568657] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 48.576508] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.584522] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.591010] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.598160] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 48.606209] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.613896] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.620338] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.627346] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 48.637007] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 48.645456] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 48.654472] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 48.666374] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 48.675283] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 48.684956] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 48.691980] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 48.700036] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 48.708363] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 48.716469] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.724152] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.730514] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.738001] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 48.746070] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.754418] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.760778] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.767636] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 48.775618] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.783166] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.789497] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.796333] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 48.806686] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.818119] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 48.826937] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.835174] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 48.842171] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 48.849757] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 48.858192] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 48.866782] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 48.874937] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 48.882502] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 48.890119] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 48.897255] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 48.909134] 8021q: adding VLAN 0 to HW filter on device bond0 [ 48.916459] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 48.927122] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 48.937131] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 48.945500] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 48.956598] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 48.964438] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.971936] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.978322] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.985208] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 48.994467] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 49.001789] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 49.014416] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.023839] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 49.029985] 8021q: adding VLAN 0 to HW filter on device team0 [ 49.040997] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.050403] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 49.058327] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 49.066137] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 49.072916] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 49.081791] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 49.089926] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 49.098181] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 49.106451] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 49.115022] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 49.123947] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 49.136681] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 49.144582] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 49.153911] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 49.162125] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 49.172283] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 49.181131] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.191796] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 49.199849] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 49.208115] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 49.216413] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.225169] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.232882] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.239813] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.246905] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.254862] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.262388] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.268769] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.275576] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 49.283278] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 49.290882] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 49.299257] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 49.308439] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 49.317316] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 49.326677] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 49.336830] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 49.344195] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 49.351240] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 49.359078] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 49.366811] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 49.374969] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 49.382385] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 49.390018] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 49.397628] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 49.405080] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 49.412491] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 49.420860] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 49.428853] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.439713] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 49.448294] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 49.455225] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 49.462574] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 49.470132] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 49.478028] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 49.486062] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 49.494008] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 49.501414] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 49.509243] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 49.518658] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 49.524895] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 49.533471] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 49.541539] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 49.555092] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 49.562743] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 49.570583] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 49.578631] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 49.587519] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 49.596210] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 49.604602] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 49.613994] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 49.621576] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 49.630571] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 49.648531] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 49.661124] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 49.670060] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 49.676753] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 49.685438] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 49.695498] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 49.704438] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.713813] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.727002] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 49.737292] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 49.749833] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 49.758496] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 49.766643] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 49.775390] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 49.783025] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 49.790708] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 49.798815] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 49.806515] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 49.815356] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 49.821384] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 49.830461] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 49.838465] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 49.849154] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 49.858224] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 49.868547] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 49.877430] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 49.885783] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 49.894407] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 49.903850] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 49.911902] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 49.922571] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 49.929136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 49.937963] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 49.947879] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 49.955155] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 49.967914] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 49.992545] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 50.014031] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 50.056866] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 50.083596] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 50.100869] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 50.118772] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 50.161581] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 50.219371] FAULT_INJECTION: forcing a failure. [ 50.219371] name failslab, interval 1, probability 0, space 0, times 1 [ 50.231111] FAULT_INJECTION: forcing a failure. [ 50.231111] name failslab, interval 1, probability 0, space 0, times 1 [ 50.232067] CPU: 0 PID: 7152 Comm: syz-executor.3 Not tainted 4.19.130-syzkaller #0 [ 50.251023] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.260368] Call Trace: [ 50.262946] dump_stack+0x123/0x177 [ 50.266570] should_fail.cold.4+0x5/0x13 [ 50.270646] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 50.275747] ? mark_held_locks+0x130/0x130 [ 50.279983] __should_failslab+0xba/0xf0 [ 50.284029] should_failslab+0x9/0x14 [ 50.287835] __kmalloc+0x70/0x770 [ 50.291278] ? __lock_is_held+0xb5/0x140 [ 50.295352] ? __tty_buffer_request_room+0x1b3/0x550 [ 50.300478] ? n_tty_receive_buf_common+0x740/0x2bd0 [ 50.306167] __tty_buffer_request_room+0x1b3/0x550 [ 50.311092] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 50.316608] ? do_raw_spin_lock+0xd0/0x240 [ 50.320822] pty_write+0xf3/0x200 [ 50.324251] tty_put_char+0x10d/0x130 [ 50.328028] ? dev_match_devt+0x90/0x90 [ 50.332150] ? kasan_check_read+0x11/0x20 [ 50.336542] ? tty_buffer_space_avail+0x56/0xb0 [ 50.341186] ? pty_write_room+0x8f/0xb0 [ 50.345254] __process_echoes+0x311/0x790 [ 50.349393] n_tty_receive_buf_common+0x780/0x2bd0 [ 50.354331] n_tty_receive_buf+0xc/0x10 [ 50.358287] tty_ioctl+0x64e/0x12a0 [ 50.361915] ? tty_vhangup+0x20/0x20 [ 50.365628] ? avc_ss_reset+0x140/0x140 [ 50.369598] ? mark_held_locks+0x130/0x130 [ 50.373898] ? kasan_check_write+0x14/0x20 [ 50.378109] ? proc_fail_nth_write+0x13a/0x180 [ 50.382684] ? proc_cwd_link+0x1b0/0x1b0 [ 50.386721] ? __lock_is_held+0xb5/0x140 [ 50.390778] do_vfs_ioctl+0x199/0x10d0 [ 50.394748] ? ioctl_preallocate+0x1c0/0x1c0 [ 50.399132] ? selinux_file_mprotect+0x5f0/0x5f0 [ 50.403861] ? mem_cgroup_css_alloc+0x1382/0x1690 [ 50.408681] ? ksys_dup3+0x2e0/0x2e0 [ 50.412370] ? kasan_check_write+0x14/0x20 [ 50.416579] ? fput+0x18/0x120 [ 50.419749] ? security_file_ioctl+0x50/0x90 [ 50.424132] ? selinux_file_mprotect+0x5f0/0x5f0 [ 50.428877] ksys_ioctl+0x62/0x90 [ 50.432307] ? lockdep_hardirqs_on+0x421/0x5c0 [ 50.436863] __x64_sys_ioctl+0x6e/0xb0 [ 50.440742] do_syscall_64+0xd6/0x4e0 [ 50.444521] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 50.449695] RIP: 0033:0x458c29 [ 50.453471] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 50.472381] RSP: 002b:00007f772ce7ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 50.480061] RAX: ffffffffffffffda RBX: 00007f772ce7ac90 RCX: 0000000000458c29 [ 50.487307] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000004 [ 50.494571] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 50.501834] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f772ce7b6d4 [ 50.509210] R13: 00000000004c2d94 R14: 00000000004d5c98 R15: 0000000000000005 [ 50.516474] CPU: 1 PID: 7161 Comm: syz-executor.1 Not tainted 4.19.130-syzkaller #0 [ 50.516476] [ 50.516479] ====================================================== [ 50.516480] WARNING: possible circular locking dependency detected [ 50.516481] 4.19.130-syzkaller #0 Not tainted [ 50.516482] ------------------------------------------------------ [ 50.516483] syz-executor.3/7152 is trying to acquire lock: [ 50.516484] 000000003f46499e (console_owner){-...}, at: console_unlock+0x386/0xdf0 [ 50.516487] [ 50.516488] but task is already holding lock: [ 50.516489] 000000001d180e50 (&(&port->lock)->rlock){-.-.}, at: pty_write+0xbf/0x200 [ 50.516492] [ 50.516493] which lock already depends on the new lock. [ 50.516494] [ 50.516494] [ 50.516496] the existing dependency chain (in reverse order) is: [ 50.516496] [ 50.516497] -> #2 (&(&port->lock)->rlock){-.-.}: [ 50.516501] _raw_spin_lock_irqsave+0x99/0xd0 [ 50.516502] tty_port_tty_get+0x1b/0x70 [ 50.516503] tty_port_default_wakeup+0xa/0x30 [ 50.516504] tty_port_tty_wakeup+0x58/0x70 [ 50.516505] uart_write_wakeup+0x37/0x50 [ 50.516506] serial8250_tx_chars+0x3eb/0x9f0 [ 50.516507] serial8250_handle_irq.part.23+0x1c5/0x220 [ 50.516509] serial8250_default_handle_irq+0x82/0xe0 [ 50.516510] serial8250_interrupt+0xd8/0x170 [ 50.516511] __handle_irq_event_percpu+0x102/0x660 [ 50.516512] handle_irq_event_percpu+0x6c/0x140 [ 50.516513] handle_irq_event+0xa2/0x130 [ 50.516514] handle_edge_irq+0x20b/0x790 [ 50.516515] handle_irq+0x231/0x392 [ 50.516516] do_IRQ+0x98/0x1d0 [ 50.516517] ret_from_intr+0x0/0x1e [ 50.516518] native_safe_halt+0x12/0x20 [ 50.516519] default_idle+0x51/0x320 [ 50.516520] arch_cpu_idle+0x10/0x20 [ 50.516521] default_idle_call+0x6d/0x90 [ 50.516522] do_idle+0x41e/0x560 [ 50.516523] cpu_startup_entry+0xc8/0xe0 [ 50.516524] rest_init+0x193/0x199 [ 50.516525] start_kernel+0x711/0x74d [ 50.516527] x86_64_start_reservations+0x29/0x2b [ 50.516528] x86_64_start_kernel+0x76/0x79 [ 50.516529] secondary_startup_64+0xa4/0xb0 [ 50.516529] [ 50.516530] -> #1 (&port_lock_key){-.-.}: [ 50.516534] _raw_spin_lock_irqsave+0x99/0xd0 [ 50.516535] serial8250_console_write+0x6f3/0x8b0 [ 50.516536] univ8250_console_write+0x4e/0x70 [ 50.516537] console_unlock+0x8c1/0xdf0 [ 50.516538] vprintk_emit+0x191/0x540 [ 50.516539] vprintk_default+0x1a/0x20 [ 50.516540] vprintk_func+0x49/0x12c [ 50.516541] printk+0x9a/0xc0 [ 50.516542] register_console+0x5d0/0x990 [ 50.516543] univ8250_console_init+0x1e/0x28 [ 50.516544] console_init+0x317/0x481 [ 50.516546] start_kernel+0x4b8/0x74d [ 50.516547] x86_64_start_reservations+0x29/0x2b [ 50.516548] x86_64_start_kernel+0x76/0x79 [ 50.516549] secondary_startup_64+0xa4/0xb0 [ 50.516550] [ 50.516550] -> #0 (console_owner){-...}: [ 50.516554] lock_acquire+0x173/0x3d0 [ 50.516555] console_unlock+0x3e8/0xdf0 [ 50.516556] vprintk_emit+0x191/0x540 [ 50.516557] vprintk_default+0x1a/0x20 [ 50.516558] vprintk_func+0x49/0x12c [ 50.516559] printk+0x9a/0xc0 [ 50.516560] should_fail+0x551/0x68a [ 50.516561] __should_failslab+0xba/0xf0 [ 50.516562] should_failslab+0x9/0x14 [ 50.516563] __kmalloc+0x70/0x770 [ 50.516565] __tty_buffer_request_room+0x1b3/0x550 [ 50.516567] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 50.516567] pty_write+0xf3/0x200 [ 50.516568] tty_put_char+0x10d/0x130 [ 50.516569] __process_echoes+0x311/0x790 [ 50.516570] n_tty_receive_buf_common+0x780/0x2bd0 [ 50.516571] n_tty_receive_buf+0xc/0x10 [ 50.516573] tty_ioctl+0x64e/0x12a0 [ 50.516574] do_vfs_ioctl+0x199/0x10d0 [ 50.516575] ksys_ioctl+0x62/0x90 [ 50.516576] __x64_sys_ioctl+0x6e/0xb0 [ 50.516577] do_syscall_64+0xd6/0x4e0 [ 50.516578] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 50.516579] [ 50.516580] other info that might help us debug this: [ 50.516580] [ 50.516581] Chain exists of: [ 50.516582] console_owner --> &port_lock_key --> &(&port->lock)->rlock [ 50.516587] [ 50.516588] Possible unsafe locking scenario: [ 50.516589] [ 50.516590] CPU0 CPU1 [ 50.516591] ---- ---- [ 50.516592] lock(&(&port->lock)->rlock); [ 50.516595] lock(&port_lock_key); [ 50.516597] lock(&(&port->lock)->rlock); [ 50.516599] lock(console_owner); [ 50.516602] [ 50.516603] *** DEADLOCK *** [ 50.516603] [ 50.516604] 5 locks held by syz-executor.3/7152: [ 50.516605] #0: 00000000d4eb294a (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x2d/0x40 [ 50.516609] #1: 000000004ffc9f81 (&o_tty->termios_rwsem/1){++++}, at: n_tty_receive_buf_common+0x80/0x2bd0 [ 50.516619] #2: 00000000d50d1263 (&ldata->output_lock){+.+.}, at: n_tty_receive_buf_common+0x740/0x2bd0 [ 50.516624] #3: 000000001d180e50 (&(&port->lock)->rlock){-.-.}, at: pty_write+0xbf/0x200 [ 50.516628] #4: 000000002c873d70 (console_lock){+.+.}, at: vprintk_emit+0x184/0x540 [ 50.516632] [ 50.516633] stack backtrace: [ 50.516635] CPU: 0 PID: 7152 Comm: syz-executor.3 Not tainted 4.19.130-syzkaller #0 [ 50.516636] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.516637] Call Trace: [ 50.516638] dump_stack+0x123/0x177 [ 50.516640] print_circular_bug.isra.34.cold.55+0x1bd/0x27d [ 50.516641] ? save_trace+0xe0/0x290 [ 50.516642] __lock_acquire+0x30df/0x4980 [ 50.516643] ? mark_held_locks+0x130/0x130 [ 50.516644] ? pointer+0x7c0/0x7c0 [ 50.516645] lock_acquire+0x173/0x3d0 [ 50.516646] ? console_unlock+0x386/0xdf0 [ 50.516647] console_unlock+0x3e8/0xdf0 [ 50.516648] ? console_unlock+0x386/0xdf0 [ 50.516649] ? vprintk_emit+0x184/0x540 [ 50.516650] vprintk_emit+0x191/0x540 [ 50.516651] vprintk_default+0x1a/0x20 [ 50.516652] vprintk_func+0x49/0x12c [ 50.516653] printk+0x9a/0xc0 [ 50.516654] ? log_store.cold.31+0x11/0x11 [ 50.516655] should_fail+0x551/0x68a [ 50.516656] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 50.516657] ? mark_held_locks+0x130/0x130 [ 50.516658] __should_failslab+0xba/0xf0 [ 50.516659] should_failslab+0x9/0x14 [ 50.516660] __kmalloc+0x70/0x770 [ 50.516661] ? __lock_is_held+0xb5/0x140 [ 50.516663] ? __tty_buffer_request_room+0x1b3/0x550 [ 50.516664] ? n_tty_receive_buf_common+0x740/0x2bd0 [ 50.516665] __tty_buffer_request_room+0x1b3/0x550 [ 50.516666] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 50.516667] ? do_raw_spin_lock+0xd0/0x240 [ 50.516668] pty_write+0xf3/0x200 [ 50.516669] tty_put_char+0x10d/0x130 [ 50.516670] ? dev_match_devt+0x90/0x90 [ 50.516671] ? kasan_check_read+0x11/0x20 [ 50.516672] ? tty_buffer_space_avail+0x56/0xb0 [ 50.516673] ? pty_write_room+0x8f/0xb0 [ 50.516674] __process_echoes+0x311/0x790 [ 50.516676] n_tty_receive_buf_common+0x780/0x2bd0 [ 50.516677] n_tty_receive_buf+0xc/0x10 [ 50.516678] tty_ioctl+0x64e/0x12a0 [ 50.516678] ? tty_vhangup+0x20/0x20 [ 50.516680] ? avc_ss_reset+0x140/0x140 [ 50.516681] ? mark_held_locks+0x130/0x130 [ 50.516682] ? kasan_check_write+0x14/0x20 [ 50.516683] ? proc_fail_nth_write+0x13a/0x180 [ 50.516684] ? proc_cwd_link+0x1b0/0x1b0 [ 50.516685] ? __lock_is_held+0xb5/0x140 [ 50.516686] do_vfs_ioctl+0x199/0x10d0 [ 50.516687] ? ioctl_preallocate+0x1c0/0x1c0 [ 50.516688] ? selinux_file_mprotect+0x5f0/0x5f0 [ 50.516689] ? mem_cgroup_css_alloc+0x1382/0x1690 [ 50.516690] ? ksys_dup3+0x2e0/0x2e0 [ 50.516691] ? kasan_check_write+0x14/0x20 [ 50.516692] ? fput+0x18/0x120 [ 50.516693] ? security_file_ioctl+0x50/0x90 [ 50.516695] ? selinux_file_mprotect+0x5f0/0x5f0 [ 50.516696] ksys_ioctl+0x62/0x90 [ 50.516697] ? lockdep_hardirqs_on+0x421/0x5c0 [ 50.516698] __x64_sys_ioctl+0x6e/0xb0 [ 50.516699] do_syscall_64+0xd6/0x4e0 [ 50.516700] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 50.516701] RIP: 0033:0x458c29 [ 50.516703] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 50.516704] RSP: 002b:00007f772ce7ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 50.516707] RAX: ffffffffffffffda RBX: 00007f772ce7ac90 RCX: 0000000000458c29 [ 50.516708] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000004 [ 50.516710] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 50.516711] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f772ce7b6d4 [ 50.516712] R13: 00000000004c2d94 R14: 00000000004d5c98 R15: 0000000000000005 [ 50.625411] FAULT_INJECTION: forcing a failure. [ 50.625411] name failslab, interval 1, probability 0, space 0, times 0 [ 50.628925] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.390066] Call Trace: [ 51.392661] dump_stack+0x123/0x177 [ 51.396290] should_fail.cold.4+0x5/0x13 [ 51.400333] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 51.405417] ? mark_held_locks+0x130/0x130 [ 51.409716] __should_failslab+0xba/0xf0 [ 51.413774] should_failslab+0x9/0x14 [ 51.417559] __kmalloc+0x70/0x770 [ 51.421022] ? __tty_buffer_request_room+0x1b3/0x550 [ 51.426189] __tty_buffer_request_room+0x1b3/0x550 [ 51.431108] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 51.436620] ? do_raw_spin_lock+0xd0/0x240 [ 51.440831] pty_write+0xf3/0x200 [ 51.444288] tty_put_char+0x10d/0x130 [ 51.448063] ? dev_match_devt+0x90/0x90 [ 51.452014] ? kasan_check_read+0x11/0x20 [ 51.456246] ? tty_buffer_space_avail+0x56/0xb0 [ 51.461862] ? pty_write_room+0x8f/0xb0 [ 51.465830] __process_echoes+0x311/0x790 [ 51.469965] n_tty_receive_buf_common+0x780/0x2bd0 [ 51.474883] n_tty_receive_buf+0xc/0x10 [ 51.478847] tty_ioctl+0x64e/0x12a0 [ 51.482450] ? tty_vhangup+0x20/0x20 [ 51.486139] ? avc_ss_reset+0x140/0x140 [ 51.490091] ? mark_held_locks+0x130/0x130 [ 51.494311] ? kasan_check_write+0x14/0x20 [ 51.498521] ? proc_fail_nth_write+0x13a/0x180 [ 51.503096] ? proc_cwd_link+0x1b0/0x1b0 [ 51.507187] ? __fdget_pos+0xa7/0xd0 [ 51.510975] ? __vfs_write+0xe6/0x890 [ 51.514766] ? __fdget_pos+0xa7/0xd0 [ 51.518491] do_vfs_ioctl+0x199/0x10d0 [ 51.522448] ? ioctl_preallocate+0x1c0/0x1c0 [ 51.526837] ? selinux_file_mprotect+0x5f0/0x5f0 [ 51.531572] ? mem_cgroup_css_alloc+0x1382/0x1690 [ 51.536493] ? ksys_dup3+0x2e0/0x2e0 [ 51.540182] ? kasan_check_write+0x14/0x20 [ 51.544487] ? fput+0x18/0x120 [ 51.547659] ? security_file_ioctl+0x50/0x90 [ 51.552233] ? selinux_file_mprotect+0x5f0/0x5f0 [ 51.556962] ksys_ioctl+0x62/0x90 [ 51.560406] ? trace_hardirqs_off_caller+0x49/0x180 [ 51.565397] __x64_sys_ioctl+0x6e/0xb0 [ 51.569262] do_syscall_64+0xd6/0x4e0 [ 51.573068] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 51.578239] RIP: 0033:0x458c29 [ 51.581409] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 51.600304] RSP: 002b:00007efff4e00c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 51.608549] RAX: ffffffffffffffda RBX: 00007efff4e00c90 RCX: 0000000000458c29 [ 51.615839] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000004 [ 51.623190] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 51.630456] R10: 0000000000000000 R11: 0000000000000246 R12: 00007efff4e016d4 [ 51.637726] R13: 00000000004c2d94 R14: 00000000004d5c98 R15: 0000000000000005 [ 51.644995] CPU: 0 PID: 7158 Comm: syz-executor.2 Not tainted 4.19.130-syzkaller #0 [ 51.652880] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.662483] Call Trace: [ 51.665053] dump_stack+0x123/0x177 [ 51.668751] should_fail.cold.4+0x5/0x13 [ 51.672792] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 51.677871] ? mark_held_locks+0x130/0x130 [ 51.682132] __should_failslab+0xba/0xf0 [ 51.686169] should_failslab+0x9/0x14 [ 51.689944] __kmalloc+0x70/0x770 [ 51.693377] ? __tty_buffer_request_room+0x1b3/0x550 [ 51.698486] __tty_buffer_request_room+0x1b3/0x550 [ 51.703411] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 51.708942] ? do_raw_spin_lock+0xd0/0x240 [ 51.713150] pty_write+0xf3/0x200 [ 51.716588] tty_put_char+0x10d/0x130 [ 51.720417] ? dev_match_devt+0x90/0x90 [ 51.724378] ? kasan_check_read+0x11/0x20 [ 51.728709] ? tty_buffer_space_avail+0x56/0xb0 [ 51.733357] ? pty_write_room+0x8f/0xb0 [ 51.737325] __process_echoes+0x311/0x790 [ 51.741450] n_tty_receive_buf_common+0x780/0x2bd0 [ 51.746380] n_tty_receive_buf+0xc/0x10 [ 51.750346] tty_ioctl+0x64e/0x12a0 [ 51.753949] ? tty_vhangup+0x20/0x20 [ 51.757911] ? avc_ss_reset+0x140/0x140 [ 51.761970] ? mark_held_locks+0x130/0x130 [ 51.766280] ? kasan_check_write+0x14/0x20 [ 51.770491] ? proc_fail_nth_write+0x13a/0x180 [ 51.775065] ? proc_cwd_link+0x1b0/0x1b0 [ 51.779138] ? __fdget_pos+0xa7/0xd0 [ 51.782845] ? __vfs_write+0xe6/0x890 [ 51.786635] ? __fdget_pos+0xa7/0xd0 [ 51.790330] do_vfs_ioctl+0x199/0x10d0 [ 51.794196] ? ioctl_preallocate+0x1c0/0x1c0 [ 51.798582] ? selinux_file_mprotect+0x5f0/0x5f0 [ 51.803313] ? mem_cgroup_css_alloc+0x1382/0x1690 [ 51.808249] ? ksys_dup3+0x2e0/0x2e0 [ 51.811953] ? kasan_check_write+0x14/0x20 [ 51.816175] ? fput+0x18/0x120 [ 51.819346] ? security_file_ioctl+0x50/0x90 [ 51.823724] ? selinux_file_mprotect+0x5f0/0x5f0 [ 51.828587] ksys_ioctl+0x62/0x90 [ 51.832017] ? trace_hardirqs_off_caller+0x49/0x180 [ 51.837023] __x64_sys_ioctl+0x6e/0xb0 [ 51.840910] do_syscall_64+0xd6/0x4e0 [ 51.844775] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 51.849947] RIP: 0033:0x458c29 [ 51.853914] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 2020/06/27 20:55:22 executed programs: 14 [ 51.872884] RSP: 002b:00007fdd893a5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 51.880570] RAX: ffffffffffffffda RBX: 00007fdd893a5c90 RCX: 0000000000458c29 [ 51.887817] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000004 [ 51.895066] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 51.902336] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fdd893a66d4 [ 51.909585] R13: 00000000004c2d94 R14: 00000000004d5c98 R15: 0000000000000005 [ 51.930721] FAULT_INJECTION: forcing a failure. [ 51.930721] name failslab, interval 1, probability 0, space 0, times 0 [ 51.941938] CPU: 1 PID: 7172 Comm: syz-executor.4 Not tainted 4.19.130-syzkaller #0 [ 51.949815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.959167] Call Trace: [ 51.961748] dump_stack+0x123/0x177 [ 51.965365] should_fail.cold.4+0x5/0x13 [ 51.969424] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 51.974526] ? mark_held_locks+0x130/0x130 [ 51.978762] __should_failslab+0xba/0xf0 [ 51.982822] should_failslab+0x9/0x14 [ 51.986620] __kmalloc+0x70/0x770 [ 51.990074] ? __tty_buffer_request_room+0x1b3/0x550 [ 51.995184] __tty_buffer_request_room+0x1b3/0x550 [ 52.000118] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 52.005660] ? do_raw_spin_lock+0xd0/0x240 [ 52.009986] pty_write+0xf3/0x200 [ 52.013447] tty_put_char+0x10d/0x130 [ 52.017246] ? dev_match_devt+0x90/0x90 [ 52.021228] ? kasan_check_read+0x11/0x20 [ 52.025373] ? tty_buffer_space_avail+0x56/0xb0 [ 52.030044] ? pty_write_room+0x8f/0xb0 [ 52.034019] __process_echoes+0x311/0x790 [ 52.038172] n_tty_receive_buf_common+0x780/0x2bd0 [ 52.043111] n_tty_receive_buf+0xc/0x10 [ 52.047086] tty_ioctl+0x64e/0x12a0 [ 52.050709] ? tty_vhangup+0x20/0x20 [ 52.054420] ? avc_ss_reset+0x140/0x140 [ 52.058390] ? mark_held_locks+0x130/0x130 [ 52.062616] ? kasan_check_write+0x14/0x20 [ 52.066842] ? proc_fail_nth_write+0x13a/0x180 [ 52.071413] ? proc_cwd_link+0x1b0/0x1b0 [ 52.075463] ? __fdget_pos+0xa7/0xd0 [ 52.079166] ? __vfs_write+0xe6/0x890 [ 52.082958] ? __fdget_pos+0xa7/0xd0 [ 52.086669] do_vfs_ioctl+0x199/0x10d0 [ 52.090547] ? ioctl_preallocate+0x1c0/0x1c0 [ 52.094948] ? selinux_file_mprotect+0x5f0/0x5f0 [ 52.099700] ? mem_cgroup_css_alloc+0x1382/0x1690 [ 52.105319] ? ksys_dup3+0x2e0/0x2e0 [ 52.109032] ? kasan_check_write+0x14/0x20 [ 52.113261] ? fput+0x18/0x120 [ 52.116456] ? security_file_ioctl+0x50/0x90 [ 52.120855] ? selinux_file_mprotect+0x5f0/0x5f0 [ 52.125604] ksys_ioctl+0x62/0x90 [ 52.129047] ? trace_hardirqs_off_caller+0x49/0x180 [ 52.134069] __x64_sys_ioctl+0x6e/0xb0 [ 52.137954] do_syscall_64+0xd6/0x4e0 [ 52.141753] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 52.146934] RIP: 0033:0x458c29 [ 52.150113] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 52.169022] RSP: 002b:00007f8aac936c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 52.176752] RAX: ffffffffffffffda RBX: 00007f8aac936c90 RCX: 0000000000458c29 [ 52.184025] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000004 [ 52.191299] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 52.198561] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8aac9376d4 [ 52.205819] R13: 00000000004c2d94 R14: 00000000004d5c98 R15: 0000000000000005 [ 52.310871] FAULT_INJECTION: forcing a failure. [ 52.310871] name failslab, interval 1, probability 0, space 0, times 0 [ 52.322114] CPU: 0 PID: 7222 Comm: syz-executor.0 Not tainted 4.19.130-syzkaller #0 [ 52.327651] FAULT_INJECTION: forcing a failure. [ 52.327651] name failslab, interval 1, probability 0, space 0, times 0 [ 52.329895] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.350408] Call Trace: [ 52.352976] dump_stack+0x123/0x177 [ 52.356583] should_fail.cold.4+0x5/0x13 [ 52.360623] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 52.365846] ? mark_held_locks+0x130/0x130 [ 52.370065] __should_failslab+0xba/0xf0 [ 52.374116] should_failslab+0x9/0x14 [ 52.377905] __kmalloc+0x70/0x770 [ 52.381336] ? __tty_buffer_request_room+0x1b3/0x550 [ 52.386413] __tty_buffer_request_room+0x1b3/0x550 [ 52.391317] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 52.396828] ? do_raw_spin_lock+0xd0/0x240 [ 52.401038] pty_write+0xf3/0x200 [ 52.404468] tty_put_char+0x10d/0x130 [ 52.408426] ? dev_match_devt+0x90/0x90 [ 52.412375] ? kasan_check_read+0x11/0x20 [ 52.416510] ? tty_buffer_space_avail+0x56/0xb0 [ 52.421154] ? pty_write_room+0x8f/0xb0 [ 52.425102] __process_echoes+0x311/0x790 [ 52.429236] n_tty_receive_buf_common+0x780/0x2bd0 [ 52.434148] n_tty_receive_buf+0xc/0x10 [ 52.438113] tty_ioctl+0x64e/0x12a0 [ 52.441718] ? tty_vhangup+0x20/0x20 [ 52.445866] ? avc_ss_reset+0x140/0x140 [ 52.449822] ? mark_held_locks+0x130/0x130 [ 52.454033] ? kasan_check_write+0x14/0x20 [ 52.458244] ? proc_fail_nth_write+0x13a/0x180 [ 52.462798] ? proc_cwd_link+0x1b0/0x1b0 [ 52.466834] ? __fdget_pos+0xa7/0xd0 [ 52.470529] ? __vfs_write+0xe6/0x890 [ 52.474311] ? __fdget_pos+0xa7/0xd0 [ 52.478001] do_vfs_ioctl+0x199/0x10d0 [ 52.481865] ? ioctl_preallocate+0x1c0/0x1c0 [ 52.486250] ? selinux_file_mprotect+0x5f0/0x5f0 [ 52.495433] ? mem_cgroup_css_alloc+0x1382/0x1690 [ 52.500250] ? ksys_dup3+0x2e0/0x2e0 [ 52.503941] ? kasan_check_write+0x14/0x20 [ 52.509113] ? fput+0x18/0x120 [ 52.512285] ? security_file_ioctl+0x50/0x90 [ 52.516681] ? selinux_file_mprotect+0x5f0/0x5f0 [ 52.522106] ksys_ioctl+0x62/0x90 [ 52.525535] ? trace_hardirqs_off_caller+0x49/0x180 [ 52.530529] __x64_sys_ioctl+0x6e/0xb0 [ 52.534410] do_syscall_64+0xd6/0x4e0 [ 52.538187] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 52.543874] RIP: 0033:0x458c29 [ 52.547042] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 52.566451] RSP: 002b:00007f575f690c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 52.574398] RAX: ffffffffffffffda RBX: 00007f575f690c90 RCX: 0000000000458c29 [ 52.582008] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000004 [ 52.589277] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 52.596541] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f575f6916d4 [ 52.603789] R13: 00000000004c2d94 R14: 00000000004d5c98 R15: 0000000000000005 [ 52.611050] CPU: 1 PID: 7226 Comm: syz-executor.1 Not tainted 4.19.130-syzkaller #0 [ 52.618875] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.628480] Call Trace: [ 52.631077] dump_stack+0x123/0x177 [ 52.634698] should_fail.cold.4+0x5/0x13 [ 52.638755] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 52.643857] ? mark_held_locks+0x130/0x130 [ 52.648089] __should_failslab+0xba/0xf0 [ 52.652252] should_failslab+0x9/0x14 [ 52.656058] __kmalloc+0x70/0x770 [ 52.659506] ? __tty_buffer_request_room+0x1b3/0x550 [ 52.664607] __tty_buffer_request_room+0x1b3/0x550 [ 52.672750] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 52.678303] ? do_raw_spin_lock+0xd0/0x240 [ 52.682538] pty_write+0xf3/0x200 [ 52.685992] tty_put_char+0x10d/0x130 [ 52.689793] ? dev_match_devt+0x90/0x90 [ 52.693776] ? kasan_check_read+0x11/0x20 [ 52.697919] ? tty_buffer_space_avail+0x56/0xb0 [ 52.702585] ? pty_write_room+0x8f/0xb0 [ 52.706559] __process_echoes+0x311/0x790 [ 52.710712] n_tty_receive_buf_common+0x780/0x2bd0 [ 52.715736] n_tty_receive_buf+0xc/0x10 [ 52.725965] tty_ioctl+0x64e/0x12a0 [ 52.729594] ? tty_vhangup+0x20/0x20 [ 52.733305] ? avc_ss_reset+0x140/0x140 [ 52.737278] ? mark_held_locks+0x130/0x130 [ 52.741507] ? kasan_check_write+0x14/0x20 [ 52.745998] ? proc_fail_nth_write+0x13a/0x180 [ 52.750573] ? proc_cwd_link+0x1b0/0x1b0 [ 52.754629] ? __fdget_pos+0xa7/0xd0 [ 52.758355] ? __vfs_write+0xe6/0x890 [ 52.762146] ? __fdget_pos+0xa7/0xd0 [ 52.765885] do_vfs_ioctl+0x199/0x10d0 [ 52.769767] ? ioctl_preallocate+0x1c0/0x1c0 [ 52.774605] ? selinux_file_mprotect+0x5f0/0x5f0 [ 52.779355] ? mem_cgroup_css_alloc+0x1382/0x1690 [ 52.784191] ? ksys_dup3+0x2e0/0x2e0 [ 52.787903] ? kasan_check_write+0x14/0x20 [ 52.792133] ? fput+0x18/0x120 [ 52.795669] ? security_file_ioctl+0x50/0x90 [ 52.800077] ? selinux_file_mprotect+0x5f0/0x5f0 [ 52.805522] ksys_ioctl+0x62/0x90 [ 52.808969] ? trace_hardirqs_off_caller+0x49/0x180 [ 52.813978] __x64_sys_ioctl+0x6e/0xb0 [ 52.817859] do_syscall_64+0xd6/0x4e0 [ 52.821760] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 52.826933] RIP: 0033:0x458c29 [ 52.830117] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 52.849003] RSP: 002b:00007efff4e00c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 52.857483] RAX: ffffffffffffffda RBX: 00007efff4e00c90 RCX: 0000000000458c29 [ 52.866751] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000004 [ 52.873995] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 52.881240] R10: 0000000000000000 R11: 0000000000000246 R12: 00007efff4e016d4 [ 52.888503] R13: 00000000004c2d94 R14: 00000000004d5c98 R15: 0000000000000005 [ 53.075416] FAULT_INJECTION: forcing a failure. [ 53.075416] name failslab, interval 1, probability 0, space 0, times 0 [ 53.086639] CPU: 0 PID: 7325 Comm: syz-executor.3 Not tainted 4.19.130-syzkaller #0 [ 53.094862] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.104994] Call Trace: [ 53.107580] dump_stack+0x123/0x177 [ 53.111206] should_fail.cold.4+0x5/0x13 [ 53.115267] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 53.120373] ? mark_held_locks+0x130/0x130 [ 53.124607] __should_failslab+0xba/0xf0 [ 53.128664] should_failslab+0x9/0x14 [ 53.132458] __kmalloc+0x70/0x770 [ 53.135909] ? __tty_buffer_request_room+0x1b3/0x550 [ 53.141961] __tty_buffer_request_room+0x1b3/0x550 [ 53.146882] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 53.152404] ? do_raw_spin_lock+0xd0/0x240 [ 53.156680] pty_write+0xf3/0x200 [ 53.160137] tty_put_char+0x10d/0x130 [ 53.164020] ? dev_match_devt+0x90/0x90 [ 53.168248] ? kasan_check_read+0x11/0x20 [ 53.172397] ? tty_buffer_space_avail+0x56/0xb0 [ 53.177070] ? pty_write_room+0x8f/0xb0 [ 53.181129] __process_echoes+0x311/0x790 [ 53.186062] n_tty_receive_buf_common+0x780/0x2bd0 [ 53.190995] n_tty_receive_buf+0xc/0x10 [ 53.194968] tty_ioctl+0x64e/0x12a0 [ 53.198602] ? tty_vhangup+0x20/0x20 [ 53.202320] ? avc_ss_reset+0x140/0x140 [ 53.206294] ? mark_held_locks+0x130/0x130 [ 53.210540] ? kasan_check_write+0x14/0x20 [ 53.214771] ? proc_fail_nth_write+0x13a/0x180 [ 53.219352] ? proc_cwd_link+0x1b0/0x1b0 [ 53.223410] ? __fdget_pos+0xa7/0xd0 [ 53.227157] ? __vfs_write+0xe6/0x890 [ 53.230961] ? __fdget_pos+0xa7/0xd0 [ 53.234770] do_vfs_ioctl+0x199/0x10d0 [ 53.238654] ? ioctl_preallocate+0x1c0/0x1c0 [ 53.243062] ? selinux_file_mprotect+0x5f0/0x5f0 [ 53.247794] ? mem_cgroup_css_alloc+0x1382/0x1690 [ 53.252721] ? ksys_dup3+0x2e0/0x2e0 [ 53.256412] ? kasan_check_write+0x14/0x20 [ 53.260621] ? fput+0x18/0x120 [ 53.263811] ? security_file_ioctl+0x50/0x90 [ 53.268196] ? selinux_file_mprotect+0x5f0/0x5f0 [ 53.272931] ksys_ioctl+0x62/0x90 [ 53.277076] ? trace_hardirqs_off_caller+0x49/0x180 [ 53.282082] __x64_sys_ioctl+0x6e/0xb0 [ 53.285974] do_syscall_64+0xd6/0x4e0 [ 53.289754] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.294930] RIP: 0033:0x458c29 [ 53.298106] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 53.316993] RSP: 002b:00007f772ce7ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 53.324681] RAX: ffffffffffffffda RBX: 00007f772ce7ac90 RCX: 0000000000458c29 [ 53.331928] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000004 [ 53.339177] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 53.346426] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f772ce7b6d4 [ 53.353671] R13: 00000000004c2d94 R14: 00000000004d5c98 R15: 0000000000000005 [ 53.483245] FAULT_INJECTION: forcing a failure. [ 53.483245] name failslab, interval 1, probability 0, space 0, times 0 [ 53.494459] CPU: 1 PID: 7395 Comm: syz-executor.2 Not tainted 4.19.130-syzkaller #0 [ 53.502937] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.512981] Call Trace: [ 53.515564] dump_stack+0x123/0x177 [ 53.519186] should_fail.cold.4+0x5/0x13 [ 53.523243] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 53.528341] ? mark_held_locks+0x130/0x130 [ 53.532569] __should_failslab+0xba/0xf0 [ 53.538020] should_failslab+0x9/0x14 [ 53.541900] __kmalloc+0x70/0x770 [ 53.545521] ? __tty_buffer_request_room+0x1b3/0x550 [ 53.550708] __tty_buffer_request_room+0x1b3/0x550 [ 53.555639] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 53.561214] ? do_raw_spin_lock+0xd0/0x240 [ 53.565453] pty_write+0xf3/0x200 [ 53.568909] tty_put_char+0x10d/0x130 [ 53.572707] ? dev_match_devt+0x90/0x90 [ 53.576676] ? kasan_check_read+0x11/0x20 [ 53.580820] ? tty_buffer_space_avail+0x56/0xb0 [ 53.585486] ? pty_write_room+0x8f/0xb0 [ 53.589455] __process_echoes+0x311/0x790 [ 53.593611] n_tty_receive_buf_common+0x780/0x2bd0 [ 53.598553] n_tty_receive_buf+0xc/0x10 [ 53.602622] tty_ioctl+0x64e/0x12a0 [ 53.606255] ? tty_vhangup+0x20/0x20 [ 53.609972] ? avc_ss_reset+0x140/0x140 [ 53.613944] ? mark_held_locks+0x130/0x130 [ 53.618172] ? kasan_check_write+0x14/0x20 [ 53.622404] ? proc_fail_nth_write+0x13a/0x180 [ 53.626979] ? proc_cwd_link+0x1b0/0x1b0 [ 53.631033] ? __fdget_pos+0xa7/0xd0 [ 53.634743] ? __vfs_write+0xe6/0x890 [ 53.638535] ? __fdget_pos+0xa7/0xd0 [ 53.642247] do_vfs_ioctl+0x199/0x10d0 [ 53.646131] ? ioctl_preallocate+0x1c0/0x1c0 [ 53.650533] ? selinux_file_mprotect+0x5f0/0x5f0 [ 53.655327] ? mem_cgroup_css_alloc+0x1382/0x1690 [ 53.660167] ? ksys_dup3+0x2e0/0x2e0 [ 53.663878] ? kasan_check_write+0x14/0x20 [ 53.668110] ? fput+0x18/0x120 [ 53.671301] ? security_file_ioctl+0x50/0x90 [ 53.675702] ? selinux_file_mprotect+0x5f0/0x5f0 [ 53.680456] ksys_ioctl+0x62/0x90 [ 53.683949] ? trace_hardirqs_off_caller+0x49/0x180 [ 53.688963] __x64_sys_ioctl+0x6e/0xb0 [ 53.692967] do_syscall_64+0xd6/0x4e0 [ 53.697199] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.702428] RIP: 0033:0x458c29 [ 53.706394] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 53.725314] RSP: 002b:00007fdd893a5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 53.734329] RAX: ffffffffffffffda RBX: 00007fdd893a5c90 RCX: 0000000000458c29 [ 53.741597] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000004 [ 53.748867] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 53.756134] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fdd893a66d4 [ 53.763406] R13: 00000000004c2d94 R14: 00000000004d5c98 R15: 0000000000000005 [ 53.864239] FAULT_INJECTION: forcing a failure. [ 53.864239] name failslab, interval 1, probability 0, space 0, times 0 [ 53.873349] FAULT_INJECTION: forcing a failure. [ 53.873349] name failslab, interval 1, probability 0, space 0, times 0 [ 53.875561] CPU: 0 PID: 7465 Comm: syz-executor.4 Not tainted 4.19.130-syzkaller #0 [ 53.894497] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.903842] Call Trace: [ 53.906412] dump_stack+0x123/0x177 [ 53.910017] should_fail.cold.4+0x5/0x13 [ 53.914058] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 53.919143] ? mark_held_locks+0x130/0x130 [ 53.923460] __should_failslab+0xba/0xf0 [ 53.927498] should_failslab+0x9/0x14 [ 53.931277] __kmalloc+0x70/0x770 [ 53.934713] ? __tty_buffer_request_room+0x1b3/0x550 [ 53.939814] __tty_buffer_request_room+0x1b3/0x550 [ 53.944734] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 53.950261] ? do_raw_spin_lock+0xd0/0x240 [ 53.954474] pty_write+0xf3/0x200 [ 53.957905] tty_put_char+0x10d/0x130 [ 53.961681] ? dev_match_devt+0x90/0x90 [ 53.965632] ? kasan_check_read+0x11/0x20 [ 53.969754] ? tty_buffer_space_avail+0x56/0xb0 [ 53.974415] ? pty_write_room+0x8f/0xb0 [ 53.978396] __process_echoes+0x311/0x790 [ 53.982530] n_tty_receive_buf_common+0x780/0x2bd0 [ 53.987447] n_tty_receive_buf+0xc/0x10 [ 53.991400] tty_ioctl+0x64e/0x12a0 [ 53.995010] ? tty_vhangup+0x20/0x20 [ 53.998714] ? avc_ss_reset+0x140/0x140 [ 54.002691] ? mark_held_locks+0x130/0x130 [ 54.007596] ? kasan_check_write+0x14/0x20 [ 54.011807] ? proc_fail_nth_write+0x13a/0x180 [ 54.016363] ? proc_cwd_link+0x1b0/0x1b0 [ 54.020400] ? __fdget_pos+0xa7/0xd0 [ 54.024091] ? __vfs_write+0xe6/0x890 [ 54.027865] ? __fdget_pos+0xa7/0xd0 [ 54.031556] do_vfs_ioctl+0x199/0x10d0 [ 54.035423] ? ioctl_preallocate+0x1c0/0x1c0 [ 54.039807] ? selinux_file_mprotect+0x5f0/0x5f0 [ 54.044542] ? mem_cgroup_css_alloc+0x1382/0x1690 [ 54.049367] ? ksys_dup3+0x2e0/0x2e0 [ 54.053059] ? kasan_check_write+0x14/0x20 [ 54.065721] ? fput+0x18/0x120 [ 54.068892] ? security_file_ioctl+0x50/0x90 [ 54.073276] ? selinux_file_mprotect+0x5f0/0x5f0 [ 54.078016] ksys_ioctl+0x62/0x90 [ 54.081618] ? trace_hardirqs_off_caller+0x49/0x180 [ 54.095812] __x64_sys_ioctl+0x6e/0xb0 [ 54.099679] do_syscall_64+0xd6/0x4e0 [ 54.103457] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.108622] RIP: 0033:0x458c29 [ 54.111876] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 54.130843] RSP: 002b:00007f8aac936c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 54.138541] RAX: ffffffffffffffda RBX: 00007f8aac936c90 RCX: 0000000000458c29 [ 54.145795] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000004 [ 54.153130] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 54.160377] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8aac9376d4 [ 54.167622] R13: 00000000004c2d94 R14: 00000000004d5c98 R15: 0000000000000005 [ 54.175430] CPU: 1 PID: 7470 Comm: syz-executor.3 Not tainted 4.19.130-syzkaller #0 [ 54.183671] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.193986] Call Trace: [ 54.196567] dump_stack+0x123/0x177 [ 54.200290] should_fail.cold.4+0x5/0x13 [ 54.204348] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 54.209449] ? mark_held_locks+0x130/0x130 [ 54.213682] __should_failslab+0xba/0xf0 [ 54.217745] should_failslab+0x9/0x14 [ 54.221543] __kmalloc+0x70/0x770 [ 54.224995] ? __tty_buffer_request_room+0x1b3/0x550 [ 54.230100] __tty_buffer_request_room+0x1b3/0x550 [ 54.233137] FAULT_INJECTION: forcing a failure. [ 54.233137] name failslab, interval 1, probability 0, space 0, times 0 [ 54.235034] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 54.251708] ? do_raw_spin_lock+0xd0/0x240 [ 54.255922] pty_write+0xf3/0x200 [ 54.259356] tty_put_char+0x10d/0x130 [ 54.263149] ? dev_match_devt+0x90/0x90 [ 54.267098] ? kasan_check_read+0x11/0x20 [ 54.271219] ? tty_buffer_space_avail+0x56/0xb0 [ 54.275865] ? pty_write_room+0x8f/0xb0 [ 54.279813] __process_echoes+0x311/0x790 [ 54.283959] n_tty_receive_buf_common+0x780/0x2bd0 [ 54.288869] n_tty_receive_buf+0xc/0x10 [ 54.292818] tty_ioctl+0x64e/0x12a0 [ 54.296419] ? tty_vhangup+0x20/0x20 [ 54.300111] ? avc_ss_reset+0x140/0x140 [ 54.304065] ? mark_held_locks+0x130/0x130 [ 54.308293] ? kasan_check_write+0x14/0x20 [ 54.312505] ? proc_fail_nth_write+0x13a/0x180 [ 54.317062] ? proc_cwd_link+0x1b0/0x1b0 [ 54.321099] ? __fdget_pos+0xa7/0xd0 [ 54.324789] ? __vfs_write+0xe6/0x890 [ 54.328562] ? __fdget_pos+0xa7/0xd0 [ 54.332255] do_vfs_ioctl+0x199/0x10d0 [ 54.336119] ? ioctl_preallocate+0x1c0/0x1c0 [ 54.340511] ? selinux_file_mprotect+0x5f0/0x5f0 [ 54.345265] ? mem_cgroup_css_alloc+0x1382/0x1690 [ 54.350093] ? ksys_dup3+0x2e0/0x2e0 [ 54.353787] ? kasan_check_write+0x14/0x20 [ 54.358002] ? fput+0x18/0x120 [ 54.361175] ? security_file_ioctl+0x50/0x90 [ 54.365557] ? selinux_file_mprotect+0x5f0/0x5f0 [ 54.370289] ksys_ioctl+0x62/0x90 [ 54.373722] ? trace_hardirqs_off_caller+0x49/0x180 [ 54.378800] __x64_sys_ioctl+0x6e/0xb0 [ 54.382680] do_syscall_64+0xd6/0x4e0 [ 54.386718] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.391883] RIP: 0033:0x458c29 [ 54.395051] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 54.413951] RSP: 002b:00007f772ce7ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 54.422674] RAX: ffffffffffffffda RBX: 00007f772ce7ac90 RCX: 0000000000458c29 [ 54.429920] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000004 [ 54.437355] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 54.445555] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f772ce7b6d4 [ 54.452815] R13: 00000000004c2d94 R14: 00000000004d5c98 R15: 0000000000000005 [ 54.460075] CPU: 0 PID: 7478 Comm: syz-executor.1 Not tainted 4.19.130-syzkaller #0 [ 54.467879] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.477573] Call Trace: [ 54.480155] dump_stack+0x123/0x177 [ 54.483776] should_fail.cold.4+0x5/0x13 [ 54.488805] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 54.493902] ? mark_held_locks+0x130/0x130 [ 54.498136] __should_failslab+0xba/0xf0 [ 54.502201] should_failslab+0x9/0x14 [ 54.504564] FAULT_INJECTION: forcing a failure. [ 54.504564] name failslab, interval 1, probability 0, space 0, times 0 [ 54.506002] __kmalloc+0x70/0x770 [ 54.520622] ? __tty_buffer_request_room+0x1b3/0x550 [ 54.525701] __tty_buffer_request_room+0x1b3/0x550 [ 54.530608] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 54.536122] ? do_raw_spin_lock+0xd0/0x240 [ 54.540364] pty_write+0xf3/0x200 [ 54.543826] tty_put_char+0x10d/0x130 [ 54.548384] ? dev_match_devt+0x90/0x90 [ 54.552348] ? kasan_check_read+0x11/0x20 [ 54.556484] ? tty_buffer_space_avail+0x56/0xb0 [ 54.561127] ? pty_write_room+0x8f/0xb0 [ 54.565079] __process_echoes+0x311/0x790 [ 54.569298] n_tty_receive_buf_common+0x780/0x2bd0 [ 54.574207] n_tty_receive_buf+0xc/0x10 [ 54.578263] tty_ioctl+0x64e/0x12a0 [ 54.581878] ? tty_vhangup+0x20/0x20 [ 54.585573] ? avc_ss_reset+0x140/0x140 [ 54.589531] ? mark_held_locks+0x130/0x130 [ 54.593745] ? kasan_check_write+0x14/0x20 [ 54.597960] ? proc_fail_nth_write+0x13a/0x180 [ 54.602515] ? proc_cwd_link+0x1b0/0x1b0 [ 54.606552] ? __fdget_pos+0xa7/0xd0 [ 54.610242] ? __vfs_write+0xe6/0x890 [ 54.614018] ? __fdget_pos+0xa7/0xd0 [ 54.617709] do_vfs_ioctl+0x199/0x10d0 [ 54.621574] ? ioctl_preallocate+0x1c0/0x1c0 [ 54.625975] ? selinux_file_mprotect+0x5f0/0x5f0 [ 54.630797] ? mem_cgroup_css_alloc+0x1382/0x1690 [ 54.635620] ? ksys_dup3+0x2e0/0x2e0 [ 54.639310] ? kasan_check_write+0x14/0x20 [ 54.643524] ? fput+0x18/0x120 [ 54.646694] ? security_file_ioctl+0x50/0x90 [ 54.651075] ? selinux_file_mprotect+0x5f0/0x5f0 [ 54.655808] ksys_ioctl+0x62/0x90 [ 54.659353] ? trace_hardirqs_off_caller+0x49/0x180 [ 54.664355] __x64_sys_ioctl+0x6e/0xb0 [ 54.668325] do_syscall_64+0xd6/0x4e0 [ 54.672112] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.677304] RIP: 0033:0x458c29 [ 54.680482] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 54.699392] RSP: 002b:00007efff4ddfc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 54.707082] RAX: ffffffffffffffda RBX: 00007efff4ddfc90 RCX: 0000000000458c29 [ 54.714329] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000004 [ 54.721700] RBP: 000000000073bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 54.729645] R10: 0000000000000000 R11: 0000000000000246 R12: 00007efff4de06d4 [ 54.736894] R13: 00000000004c2d94 R14: 00000000004d5c98 R15: 0000000000000005 [ 54.744761] CPU: 1 PID: 7484 Comm: syz-executor.5 Not tainted 4.19.130-syzkaller #0 [ 54.752559] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.761908] Call Trace: [ 54.764520] dump_stack+0x123/0x177 [ 54.768147] should_fail.cold.4+0x5/0x13 [ 54.772219] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 54.777321] ? mark_held_locks+0x130/0x130 [ 54.781550] __should_failslab+0xba/0xf0 [ 54.785611] should_failslab+0x9/0x14 [ 54.789407] __kmalloc+0x70/0x770 [ 54.792855] ? __tty_buffer_request_room+0x1b3/0x550 [ 54.797956] __tty_buffer_request_room+0x1b3/0x550 [ 54.802881] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 54.808417] ? do_raw_spin_lock+0xd0/0x240 [ 54.812647] pty_write+0xf3/0x200 [ 54.816097] tty_put_char+0x10d/0x130 [ 54.819908] ? dev_match_devt+0x90/0x90 [ 54.824002] ? kasan_check_read+0x11/0x20 [ 54.828151] ? tty_buffer_space_avail+0x56/0xb0 [ 54.832818] ? pty_write_room+0x8f/0xb0 [ 54.836785] __process_echoes+0x311/0x790 [ 54.840929] n_tty_receive_buf_common+0x780/0x2bd0 [ 54.845860] n_tty_receive_buf+0xc/0x10 [ 54.849827] tty_ioctl+0x64e/0x12a0 [ 54.853535] ? tty_vhangup+0x20/0x20 [ 54.857244] ? avc_ss_reset+0x140/0x140 [ 54.861215] ? mark_held_locks+0x130/0x130 [ 54.865446] ? kasan_check_write+0x14/0x20 [ 54.869677] ? proc_fail_nth_write+0x13a/0x180 [ 54.874257] ? proc_cwd_link+0x1b0/0x1b0 [ 54.878310] ? __fdget_pos+0xa7/0xd0 [ 54.882020] ? __vfs_write+0xe6/0x890 [ 54.885813] ? __fdget_pos+0xa7/0xd0 [ 54.889530] do_vfs_ioctl+0x199/0x10d0 [ 54.893412] ? ioctl_preallocate+0x1c0/0x1c0 [ 54.897817] ? selinux_file_mprotect+0x5f0/0x5f0 [ 54.902571] ? mem_cgroup_css_alloc+0x1382/0x1690 [ 54.907415] ? ksys_dup3+0x2e0/0x2e0 [ 54.911124] ? kasan_check_write+0x14/0x20 [ 54.915352] ? fput+0x18/0x120 [ 54.918537] ? security_file_ioctl+0x50/0x90 [ 54.922940] ? selinux_file_mprotect+0x5f0/0x5f0 [ 54.927695] ksys_ioctl+0x62/0x90 [ 54.931140] ? trace_hardirqs_off_caller+0x49/0x180 [ 54.936153] __x64_sys_ioctl+0x6e/0xb0 [ 54.940036] do_syscall_64+0xd6/0x4e0 [ 54.943832] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.949018] RIP: 0033:0x458c29 [ 54.952201] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 54.971096] RSP: 002b:00007f5c227c4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 54.978802] RAX: ffffffffffffffda RBX: 00007f5c227c4c90 RCX: 0000000000458c29 [ 54.986066] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000004 [ 54.993343] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 55.000610] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f5c227c56d4 [ 55.007873] R13: 00000000004c2d94 R14: 00000000004d5c98 R15: 0000000000000005 [ 55.076539] FAULT_INJECTION: forcing a failure. [ 55.076539] name failslab, interval 1, probability 0, space 0, times 0 [ 55.081923] FAULT_INJECTION: forcing a failure. [ 55.081923] name failslab, interval 1, probability 0, space 0, times 0 [ 55.087748] CPU: 0 PID: 7533 Comm: syz-executor.5 Not tainted 4.19.130-syzkaller #0 [ 55.106690] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.116024] Call Trace: [ 55.118590] dump_stack+0x123/0x177 [ 55.122210] should_fail.cold.4+0x5/0x13 [ 55.126248] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 55.131330] ? mark_held_locks+0x130/0x130 [ 55.135539] __should_failslab+0xba/0xf0 [ 55.139576] should_failslab+0x9/0x14 [ 55.143350] __kmalloc+0x70/0x770 [ 55.146779] ? __tty_buffer_request_room+0x1b3/0x550 [ 55.151863] __tty_buffer_request_room+0x1b3/0x550 [ 55.156770] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 55.162301] ? do_raw_spin_lock+0xd0/0x240 [ 55.166511] pty_write+0xf3/0x200 [ 55.169942] tty_put_char+0x10d/0x130 [ 55.173745] ? dev_match_devt+0x90/0x90 [ 55.177692] ? kasan_check_read+0x11/0x20 [ 55.181815] ? tty_buffer_space_avail+0x56/0xb0 [ 55.186459] ? pty_write_room+0x8f/0xb0 [ 55.190423] __process_echoes+0x311/0x790 [ 55.194588] n_tty_receive_buf_common+0x780/0x2bd0 [ 55.199496] n_tty_receive_buf+0xc/0x10 [ 55.203443] tty_ioctl+0x64e/0x12a0 [ 55.207048] ? tty_vhangup+0x20/0x20 [ 55.210739] ? avc_ss_reset+0x140/0x140 [ 55.214705] ? mark_held_locks+0x130/0x130 [ 55.218916] ? kasan_check_write+0x14/0x20 [ 55.223125] ? proc_fail_nth_write+0x13a/0x180 [ 55.227682] ? proc_cwd_link+0x1b0/0x1b0 [ 55.232337] ? __fdget_pos+0xa7/0xd0 [ 55.236047] ? __vfs_write+0xe6/0x890 [ 55.239821] ? __fdget_pos+0xa7/0xd0 [ 55.243521] do_vfs_ioctl+0x199/0x10d0 [ 55.247382] ? ioctl_preallocate+0x1c0/0x1c0 [ 55.251766] ? selinux_file_mprotect+0x5f0/0x5f0 [ 55.256506] ? mem_cgroup_css_alloc+0x1382/0x1690 [ 55.261345] ? ksys_dup3+0x2e0/0x2e0 [ 55.265031] ? kasan_check_write+0x14/0x20 [ 55.269237] ? fput+0x18/0x120 [ 55.272417] ? security_file_ioctl+0x50/0x90 [ 55.276882] ? selinux_file_mprotect+0x5f0/0x5f0 [ 55.281612] ksys_ioctl+0x62/0x90 [ 55.285040] ? trace_hardirqs_off_caller+0x49/0x180 [ 55.290226] __x64_sys_ioctl+0x6e/0xb0 [ 55.294097] do_syscall_64+0xd6/0x4e0 [ 55.297886] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.303069] RIP: 0033:0x458c29 [ 55.306246] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 55.326165] RSP: 002b:00007f5c227c4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 55.333850] RAX: ffffffffffffffda RBX: 00007f5c227c4c90 RCX: 0000000000458c29 [ 55.341285] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000004 [ 55.348531] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 55.357600] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f5c227c56d4 [ 55.364846] R13: 00000000004c2d94 R14: 00000000004d5c98 R15: 0000000000000005 [ 55.372458] CPU: 1 PID: 7532 Comm: syz-executor.4 Not tainted 4.19.130-syzkaller #0 [ 55.380330] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.389848] Call Trace: [ 55.392428] dump_stack+0x123/0x177 [ 55.396047] should_fail.cold.4+0x5/0x13 [ 55.400115] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 55.405212] ? mark_held_locks+0x130/0x130 [ 55.409529] __should_failslab+0xba/0xf0 [ 55.413586] should_failslab+0x9/0x14 [ 55.417507] __kmalloc+0x70/0x770 [ 55.420957] ? __tty_buffer_request_room+0x1b3/0x550 [ 55.426058] __tty_buffer_request_room+0x1b3/0x550 [ 55.430995] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 55.436528] ? do_raw_spin_lock+0xd0/0x240 [ 55.440764] pty_write+0xf3/0x200 [ 55.444212] tty_put_char+0x10d/0x130 [ 55.448007] ? dev_match_devt+0x90/0x90 [ 55.451971] ? kasan_check_read+0x11/0x20 [ 55.456108] ? tty_buffer_space_avail+0x56/0xb0 [ 55.460770] ? pty_write_room+0x8f/0xb0 [ 55.464996] __process_echoes+0x311/0x790 [ 55.469134] n_tty_receive_buf_common+0x780/0x2bd0 [ 55.474232] n_tty_receive_buf+0xc/0x10 [ 55.478282] tty_ioctl+0x64e/0x12a0 [ 55.481901] ? tty_vhangup+0x20/0x20 [ 55.485603] ? avc_ss_reset+0x140/0x140 [ 55.489666] ? mark_held_locks+0x130/0x130 [ 55.493893] ? kasan_check_write+0x14/0x20 [ 55.498119] ? proc_fail_nth_write+0x13a/0x180 [ 55.502697] ? proc_cwd_link+0x1b0/0x1b0 [ 55.506747] ? __fdget_pos+0xa7/0xd0 [ 55.510454] ? __vfs_write+0xe6/0x890 [ 55.514244] ? __fdget_pos+0xa7/0xd0 [ 55.517958] do_vfs_ioctl+0x199/0x10d0 [ 55.521842] ? ioctl_preallocate+0x1c0/0x1c0 [ 55.526246] ? selinux_file_mprotect+0x5f0/0x5f0 [ 55.530995] ? mem_cgroup_css_alloc+0x1382/0x1690 [ 55.536181] ? ksys_dup3+0x2e0/0x2e0 [ 55.539916] ? kasan_check_write+0x14/0x20 [ 55.544149] ? fput+0x18/0x120 [ 55.547342] ? security_file_ioctl+0x50/0x90 [ 55.551744] ? selinux_file_mprotect+0x5f0/0x5f0 [ 55.556499] ksys_ioctl+0x62/0x90 [ 55.559948] ? trace_hardirqs_off_caller+0x49/0x180 [ 55.564963] __x64_sys_ioctl+0x6e/0xb0 [ 55.568847] do_syscall_64+0xd6/0x4e0 [ 55.572646] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.577826] RIP: 0033:0x458c29 [ 55.581009] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 55.603897] RSP: 002b:00007f8aac936c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 55.611606] RAX: ffffffffffffffda RBX: 00007f8aac936c90 RCX: 0000000000458c29 [ 55.618867] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000004 [ 55.626130] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 55.633391] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8aac9376d4 [ 55.640652] R13: 00000000004c2d94 R14: 00000000004d5c98 R15: 0000000000000005 [ 55.672064] FAULT_INJECTION: forcing a failure. [ 55.672064] name failslab, interval 1, probability 0, space 0, times 0 [ 55.683263] CPU: 1 PID: 7579 Comm: syz-executor.3 Not tainted 4.19.130-syzkaller #0 [ 55.691047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.700405] Call Trace: [ 55.702984] dump_stack+0x123/0x177 [ 55.706703] should_fail.cold.4+0x5/0x13 [ 55.710766] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 55.715865] ? mark_held_locks+0x130/0x130 [ 55.720105] __should_failslab+0xba/0xf0 [ 55.724160] should_failslab+0x9/0x14 [ 55.727959] __kmalloc+0x70/0x770 [ 55.731409] ? __tty_buffer_request_room+0x1b3/0x550 [ 55.736503] __tty_buffer_request_room+0x1b3/0x550 [ 55.741430] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 55.746958] ? do_raw_spin_lock+0xd0/0x240 [ 55.751186] pty_write+0xf3/0x200 [ 55.754643] tty_put_char+0x10d/0x130 [ 55.758434] ? dev_match_devt+0x90/0x90 [ 55.762399] ? kasan_check_read+0x11/0x20 [ 55.766537] ? tty_buffer_space_avail+0x56/0xb0 [ 55.771203] ? pty_write_room+0x8f/0xb0 [ 55.775176] __process_echoes+0x311/0x790 [ 55.779317] n_tty_receive_buf_common+0x780/0x2bd0 [ 55.784247] n_tty_receive_buf+0xc/0x10 [ 55.788213] tty_ioctl+0x64e/0x12a0 [ 55.791831] ? tty_vhangup+0x20/0x20 [ 55.795539] ? avc_ss_reset+0x140/0x140 [ 55.799510] ? mark_held_locks+0x130/0x130 [ 55.803732] ? kasan_check_write+0x14/0x20 [ 55.807961] ? proc_fail_nth_write+0x13a/0x180 [ 55.812531] ? proc_cwd_link+0x1b0/0x1b0 [ 55.816584] ? __fdget_pos+0xa7/0xd0 [ 55.820292] ? __vfs_write+0xe6/0x890 [ 55.824083] ? __fdget_pos+0xa7/0xd0 [ 55.827791] do_vfs_ioctl+0x199/0x10d0 [ 55.831673] ? ioctl_preallocate+0x1c0/0x1c0 [ 55.836074] ? selinux_file_mprotect+0x5f0/0x5f0 [ 55.840831] ? mem_cgroup_css_alloc+0x1382/0x1690 [ 55.845672] ? ksys_dup3+0x2e0/0x2e0 [ 55.849381] ? kasan_check_write+0x14/0x20 [ 55.853612] ? fput+0x18/0x120 [ 55.856804] ? security_file_ioctl+0x50/0x90 [ 55.861206] ? selinux_file_mprotect+0x5f0/0x5f0 [ 55.865960] ksys_ioctl+0x62/0x90 [ 55.869406] ? trace_hardirqs_off_caller+0x49/0x180 [ 55.874421] __x64_sys_ioctl+0x6e/0xb0 [ 55.878304] do_syscall_64+0xd6/0x4e0 [ 55.882103] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.887296] RIP: 0033:0x458c29 [ 55.890479] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 55.909370] RSP: 002b:00007f772ce7ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 55.917072] RAX: ffffffffffffffda RBX: 00007f772ce7ac90 RCX: 0000000000458c29 [ 55.924339] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000004 [ 55.931600] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 55.938860] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f772ce7b6d4 [ 55.946120] R13: 00000000004c2d94 R14: 00000000004d5c98 R15: 0000000000000005 [ 56.206255] FAULT_INJECTION: forcing a failure. [ 56.206255] name failslab, interval 1, probability 0, space 0, times 0 [ 56.217466] CPU: 0 PID: 7714 Comm: syz-executor.1 Not tainted 4.19.130-syzkaller #0 [ 56.225243] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.234934] Call Trace: [ 56.237505] dump_stack+0x123/0x177 [ 56.241108] should_fail.cold.4+0x5/0x13 [ 56.245518] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 56.250597] ? mark_held_locks+0x130/0x130 [ 56.254817] __should_failslab+0xba/0xf0 [ 56.258857] should_failslab+0x9/0x14 [ 56.262649] __kmalloc+0x70/0x770 [ 56.266078] ? __tty_buffer_request_room+0x1b3/0x550 [ 56.271160] __tty_buffer_request_room+0x1b3/0x550 [ 56.276080] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 56.281693] ? do_raw_spin_lock+0xd0/0x240 [ 56.287068] pty_write+0xf3/0x200 [ 56.290499] tty_put_char+0x10d/0x130 [ 56.294557] ? dev_match_devt+0x90/0x90 [ 56.298504] ? kasan_check_read+0x11/0x20 [ 56.303158] ? tty_buffer_space_avail+0x56/0xb0 [ 56.307917] ? pty_write_room+0x8f/0xb0 [ 56.312054] __process_echoes+0x311/0x790 [ 56.316191] n_tty_receive_buf_common+0x780/0x2bd0 [ 56.321714] n_tty_receive_buf+0xc/0x10 [ 56.325730] tty_ioctl+0x64e/0x12a0 [ 56.329360] ? tty_vhangup+0x20/0x20 [ 56.333063] ? avc_ss_reset+0x140/0x140 [ 56.337021] ? mark_held_locks+0x130/0x130 [ 56.341323] ? kasan_check_write+0x14/0x20 [ 56.345633] ? proc_fail_nth_write+0x13a/0x180 [ 56.350430] ? proc_cwd_link+0x1b0/0x1b0 [ 56.354668] ? __fdget_pos+0xa7/0xd0 [ 56.358477] ? __vfs_write+0xe6/0x890 [ 56.362295] ? __fdget_pos+0xa7/0xd0 [ 56.366206] do_vfs_ioctl+0x199/0x10d0 [ 56.370079] ? ioctl_preallocate+0x1c0/0x1c0 [ 56.374483] ? selinux_file_mprotect+0x5f0/0x5f0 [ 56.379387] ? mem_cgroup_css_alloc+0x1382/0x1690 [ 56.384389] ? ksys_dup3+0x2e0/0x2e0 [ 56.388096] ? kasan_check_write+0x14/0x20 [ 56.392309] ? fput+0x18/0x120 [ 56.396262] ? security_file_ioctl+0x50/0x90 [ 56.400652] ? selinux_file_mprotect+0x5f0/0x5f0 [ 56.405399] ksys_ioctl+0x62/0x90 [ 56.408826] ? trace_hardirqs_off_caller+0x49/0x180 [ 56.413833] __x64_sys_ioctl+0x6e/0xb0 [ 56.417698] do_syscall_64+0xd6/0x4e0 [ 56.421476] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.426665] RIP: 0033:0x458c29 [ 56.429865] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 56.448760] RSP: 002b:00007efff4e00c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 56.456529] RAX: ffffffffffffffda RBX: 00007efff4e00c90 RCX: 0000000000458c29 [ 56.464691] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000004 [ 56.472055] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 56.479301] R10: 0000000000000000 R11: 0000000000000246 R12: 00007efff4e016d4 [ 56.487067] R13: 00000000004c2d94 R14: 00000000004d5c98 R15: 0000000000000005 [ 56.604093] FAULT_INJECTION: forcing a failure. [ 56.604093] name failslab, interval 1, probability 0, space 0, times 0 [ 56.615483] CPU: 0 PID: 7755 Comm: syz-executor.5 Not tainted 4.19.130-syzkaller #0 [ 56.623283] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.632826] Call Trace: [ 56.635416] dump_stack+0x123/0x177 [ 56.639477] should_fail.cold.4+0x5/0x13 [ 56.643542] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 56.648644] ? mark_held_locks+0x130/0x130 [ 56.652883] __should_failslab+0xba/0xf0 [ 56.656950] should_failslab+0x9/0x14 [ 56.660849] __kmalloc+0x70/0x770 [ 56.664396] ? __tty_buffer_request_room+0x1b3/0x550 [ 56.671149] __tty_buffer_request_room+0x1b3/0x550 [ 56.676083] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 56.681793] ? do_raw_spin_lock+0xd0/0x240 [ 56.686028] pty_write+0xf3/0x200 [ 56.689486] tty_put_char+0x10d/0x130 [ 56.693287] ? dev_match_devt+0x90/0x90 [ 56.697279] ? kasan_check_read+0x11/0x20 [ 56.701438] ? tty_buffer_space_avail+0x56/0xb0 [ 56.706118] ? pty_write_room+0x8f/0xb0 [ 56.710092] __process_echoes+0x311/0x790 [ 56.714421] n_tty_receive_buf_common+0x780/0x2bd0 [ 56.719356] n_tty_receive_buf+0xc/0x10 [ 56.728740] tty_ioctl+0x64e/0x12a0 [ 56.732458] ? tty_vhangup+0x20/0x20 [ 56.736302] ? avc_ss_reset+0x140/0x140 [ 56.740285] ? mark_held_locks+0x130/0x130 [ 56.744513] ? kasan_check_write+0x14/0x20 [ 56.748855] ? proc_fail_nth_write+0x13a/0x180 [ 56.753523] ? proc_cwd_link+0x1b0/0x1b0 [ 56.757691] ? __fdget_pos+0xa7/0xd0 [ 56.761667] ? __vfs_write+0xe6/0x890 [ 56.765456] ? __fdget_pos+0xa7/0xd0 [ 56.769250] do_vfs_ioctl+0x199/0x10d0 [ 56.773291] ? ioctl_preallocate+0x1c0/0x1c0 [ 56.777705] ? selinux_file_mprotect+0x5f0/0x5f0 [ 56.782441] ? mem_cgroup_css_alloc+0x1382/0x1690 [ 56.787261] ? ksys_dup3+0x2e0/0x2e0 [ 56.790947] ? kasan_check_write+0x14/0x20 [ 56.795159] ? fput+0x18/0x120 [ 56.798334] ? security_file_ioctl+0x50/0x90 [ 56.802829] ? selinux_file_mprotect+0x5f0/0x5f0 [ 56.807737] ksys_ioctl+0x62/0x90 [ 56.811310] ? trace_hardirqs_off_caller+0x49/0x180 [ 56.816338] __x64_sys_ioctl+0x6e/0xb0 [ 56.820618] do_syscall_64+0xd6/0x4e0 [ 56.824760] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.829956] RIP: 0033:0x458c29 [ 56.833274] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 2020/06/27 20:55:27 executed programs: 232 [ 56.853026] RSP: 002b:00007f5c227c4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 56.860906] RAX: ffffffffffffffda RBX: 00007f5c227c4c90 RCX: 0000000000458c29 [ 56.868306] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000004 [ 56.875582] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 56.883180] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f5c227c56d4 [ 56.891124] R13: 00000000004c2d94 R14: 00000000004d5c98 R15: 0000000000000005 [ 56.991866] FAULT_INJECTION: forcing a failure. [ 56.991866] name failslab, interval 1, probability 0, space 0, times 0 [ 57.003778] CPU: 0 PID: 7804 Comm: syz-executor.3 Not tainted 4.19.130-syzkaller #0 [ 57.011566] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.020916] Call Trace: [ 57.023502] dump_stack+0x123/0x177 [ 57.027130] should_fail.cold.4+0x5/0x13 [ 57.031192] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 57.037249] ? mark_held_locks+0x130/0x130 [ 57.041489] __should_failslab+0xba/0xf0 [ 57.045555] should_failslab+0x9/0x14 [ 57.049358] __kmalloc+0x70/0x770 [ 57.052807] ? __tty_buffer_request_room+0x1b3/0x550 [ 57.057909] __tty_buffer_request_room+0x1b3/0x550 [ 57.062836] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 57.068526] ? do_raw_spin_lock+0xd0/0x240 [ 57.072858] pty_write+0xf3/0x200 [ 57.076311] tty_put_char+0x10d/0x130 [ 57.080373] ? dev_match_devt+0x90/0x90 [ 57.084344] ? kasan_check_read+0x11/0x20 [ 57.088488] ? tty_buffer_space_avail+0x56/0xb0 [ 57.093156] ? pty_write_room+0x8f/0xb0 [ 57.097128] __process_echoes+0x311/0x790 [ 57.101321] n_tty_receive_buf_common+0x780/0x2bd0 [ 57.106276] n_tty_receive_buf+0xc/0x10 [ 57.110508] tty_ioctl+0x64e/0x12a0 [ 57.114137] ? tty_vhangup+0x20/0x20 [ 57.118329] ? avc_ss_reset+0x140/0x140 [ 57.122314] ? mark_held_locks+0x130/0x130 [ 57.126555] ? kasan_check_write+0x14/0x20 [ 57.130962] ? proc_fail_nth_write+0x13a/0x180 [ 57.135579] ? proc_cwd_link+0x1b0/0x1b0 [ 57.139632] ? __fdget_pos+0xa7/0xd0 [ 57.143335] ? __vfs_write+0xe6/0x890 [ 57.147129] ? __fdget_pos+0xa7/0xd0 [ 57.151081] do_vfs_ioctl+0x199/0x10d0 [ 57.154954] ? ioctl_preallocate+0x1c0/0x1c0 [ 57.159356] ? selinux_file_mprotect+0x5f0/0x5f0 [ 57.164296] ? mem_cgroup_css_alloc+0x1382/0x1690 [ 57.169292] ? ksys_dup3+0x2e0/0x2e0 [ 57.173273] ? kasan_check_write+0x14/0x20 [ 57.177591] ? fput+0x18/0x120 [ 57.180939] ? security_file_ioctl+0x50/0x90 [ 57.185431] ? selinux_file_mprotect+0x5f0/0x5f0 [ 57.190177] ksys_ioctl+0x62/0x90 [ 57.193708] ? trace_hardirqs_off_caller+0x49/0x180 [ 57.198723] __x64_sys_ioctl+0x6e/0xb0 [ 57.202736] do_syscall_64+0xd6/0x4e0 [ 57.206538] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.211714] RIP: 0033:0x458c29 [ 57.215207] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 57.240372] RSP: 002b:00007f772ce7ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 57.251255] RAX: ffffffffffffffda RBX: 00007f772ce7ac90 RCX: 0000000000458c29 [ 57.259118] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000004 [ 57.266480] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 57.273750] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f772ce7b6d4 [ 57.281004] R13: 00000000004c2d94 R14: 00000000004d5c98 R15: 0000000000000005 [ 57.318987] FAULT_INJECTION: forcing a failure. [ 57.318987] name failslab, interval 1, probability 0, space 0, times 0 [ 57.331154] CPU: 1 PID: 7835 Comm: syz-executor.4 Not tainted 4.19.130-syzkaller #0 [ 57.339467] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.349100] Call Trace: [ 57.351683] dump_stack+0x123/0x177 [ 57.355285] should_fail.cold.4+0x5/0x13 [ 57.359691] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 57.364961] ? mark_held_locks+0x130/0x130 [ 57.369175] __should_failslab+0xba/0xf0 [ 57.373223] should_failslab+0x9/0x14 [ 57.377009] __kmalloc+0x70/0x770 [ 57.380441] ? __tty_buffer_request_room+0x1b3/0x550 [ 57.385517] __tty_buffer_request_room+0x1b3/0x550 [ 57.391565] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 57.397604] ? do_raw_spin_lock+0xd0/0x240 [ 57.401897] pty_write+0xf3/0x200 [ 57.405413] tty_put_char+0x10d/0x130 [ 57.409186] ? dev_match_devt+0x90/0x90 [ 57.413263] ? kasan_check_read+0x11/0x20 [ 57.418177] ? tty_buffer_space_avail+0x56/0xb0 [ 57.422942] ? pty_write_room+0x8f/0xb0 [ 57.426903] __process_echoes+0x311/0x790 [ 57.431529] n_tty_receive_buf_common+0x780/0x2bd0 [ 57.437649] n_tty_receive_buf+0xc/0x10 [ 57.444780] tty_ioctl+0x64e/0x12a0 [ 57.448496] ? tty_vhangup+0x20/0x20 [ 57.452391] ? avc_ss_reset+0x140/0x140 [ 57.456613] ? mark_held_locks+0x130/0x130 [ 57.460891] ? kasan_check_write+0x14/0x20 [ 57.465230] ? proc_fail_nth_write+0x13a/0x180 [ 57.469802] ? proc_cwd_link+0x1b0/0x1b0 [ 57.473974] ? __fdget_pos+0xa7/0xd0 [ 57.477785] ? __vfs_write+0xe6/0x890 [ 57.481600] ? __fdget_pos+0xa7/0xd0 [ 57.485313] do_vfs_ioctl+0x199/0x10d0 [ 57.489182] ? ioctl_preallocate+0x1c0/0x1c0 [ 57.493835] ? selinux_file_mprotect+0x5f0/0x5f0 [ 57.498562] ? mem_cgroup_css_alloc+0x1382/0x1690 [ 57.503384] ? ksys_dup3+0x2e0/0x2e0 [ 57.507070] ? kasan_check_write+0x14/0x20 [ 57.511380] ? fput+0x18/0x120 [ 57.514563] ? security_file_ioctl+0x50/0x90 [ 57.518965] ? selinux_file_mprotect+0x5f0/0x5f0 [ 57.524494] ksys_ioctl+0x62/0x90 [ 57.528119] ? trace_hardirqs_off_caller+0x49/0x180 [ 57.533275] __x64_sys_ioctl+0x6e/0xb0 [ 57.540813] do_syscall_64+0xd6/0x4e0 [ 57.544869] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.550039] RIP: 0033:0x458c29 [ 57.553526] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 57.573098] RSP: 002b:00007f8aac936c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 57.580779] RAX: ffffffffffffffda RBX: 00007f8aac936c90 RCX: 0000000000458c29 [ 57.588037] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000004 [ 57.595295] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 57.602540] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8aac9376d4 [ 57.609881] R13: 00000000004c2d94 R14: 00000000004d5c98 R15: 0000000000000005 [ 57.715223] FAULT_INJECTION: forcing a failure. [ 57.715223] name failslab, interval 1, probability 0, space 0, times 0 [ 57.727624] CPU: 1 PID: 7872 Comm: syz-executor.3 Not tainted 4.19.130-syzkaller #0 [ 57.735412] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.745318] Call Trace: [ 57.747916] dump_stack+0x123/0x177 [ 57.751717] should_fail.cold.4+0x5/0x13 [ 57.755776] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 57.761360] ? mark_held_locks+0x130/0x130 [ 57.765596] __should_failslab+0xba/0xf0 [ 57.769663] should_failslab+0x9/0x14 [ 57.773484] __kmalloc+0x70/0x770 [ 57.776949] ? __tty_buffer_request_room+0x1b3/0x550 [ 57.782240] __tty_buffer_request_room+0x1b3/0x550 [ 57.787172] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 57.792709] ? do_raw_spin_lock+0xd0/0x240 [ 57.797202] pty_write+0xf3/0x200 [ 57.800653] tty_put_char+0x10d/0x130 [ 57.804456] ? dev_match_devt+0x90/0x90 [ 57.808511] ? kasan_check_read+0x11/0x20 [ 57.812650] ? tty_buffer_space_avail+0x56/0xb0 [ 57.817292] ? pty_write_room+0x8f/0xb0 [ 57.821241] __process_echoes+0x311/0x790 [ 57.825370] n_tty_receive_buf_common+0x780/0x2bd0 [ 57.830274] n_tty_receive_buf+0xc/0x10 [ 57.834235] tty_ioctl+0x64e/0x12a0 [ 57.837843] ? tty_vhangup+0x20/0x20 [ 57.841559] ? avc_ss_reset+0x140/0x140 [ 57.845507] ? mark_held_locks+0x130/0x130 [ 57.849714] ? kasan_check_write+0x14/0x20 [ 57.853923] ? proc_fail_nth_write+0x13a/0x180 [ 57.858605] ? proc_cwd_link+0x1b0/0x1b0 [ 57.862730] ? __fdget_pos+0xa7/0xd0 [ 57.866417] ? __vfs_write+0xe6/0x890 [ 57.870188] ? __fdget_pos+0xa7/0xd0 [ 57.874007] do_vfs_ioctl+0x199/0x10d0 [ 57.877893] ? ioctl_preallocate+0x1c0/0x1c0 [ 57.882277] ? selinux_file_mprotect+0x5f0/0x5f0 [ 57.887011] ? mem_cgroup_css_alloc+0x1382/0x1690 [ 57.891927] ? ksys_dup3+0x2e0/0x2e0 [ 57.895771] ? kasan_check_write+0x14/0x20 [ 57.900075] ? fput+0x18/0x120 [ 57.903252] ? security_file_ioctl+0x50/0x90 [ 57.907906] ? selinux_file_mprotect+0x5f0/0x5f0 [ 57.912669] ksys_ioctl+0x62/0x90 [ 57.916124] ? trace_hardirqs_off_caller+0x49/0x180 [ 57.921124] __x64_sys_ioctl+0x6e/0xb0 [ 57.925001] do_syscall_64+0xd6/0x4e0 [ 57.928789] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.934055] RIP: 0033:0x458c29 [ 57.937327] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 57.956319] RSP: 002b:00007f772ce7ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 57.964051] RAX: ffffffffffffffda RBX: 00007f772ce7ac90 RCX: 0000000000458c29 [ 57.972183] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000004 [ 57.979534] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 57.986793] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f772ce7b6d4 [ 57.994221] R13: 00000000004c2d94 R14: 00000000004d5c98 R15: 0000000000000005 [ 58.254522] FAULT_INJECTION: forcing a failure. [ 58.254522] name failslab, interval 1, probability 0, space 0, times 0 [ 58.266048] CPU: 0 PID: 7979 Comm: syz-executor.3 Not tainted 4.19.130-syzkaller #0 [ 58.273920] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.283409] Call Trace: [ 58.285997] dump_stack+0x123/0x177 [ 58.290619] should_fail.cold.4+0x5/0x13 [ 58.296777] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 58.301892] ? mark_held_locks+0x130/0x130 [ 58.306124] __should_failslab+0xba/0xf0 [ 58.310441] should_failslab+0x9/0x14 [ 58.314239] __kmalloc+0x70/0x770 [ 58.317694] ? __tty_buffer_request_room+0x1b3/0x550 [ 58.322798] __tty_buffer_request_room+0x1b3/0x550 [ 58.327748] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 58.333392] ? do_raw_spin_lock+0xd0/0x240 [ 58.337638] pty_write+0xf3/0x200 [ 58.342052] tty_put_char+0x10d/0x130 [ 58.345851] ? dev_match_devt+0x90/0x90 [ 58.349825] ? kasan_check_read+0x11/0x20 [ 58.353990] ? tty_buffer_space_avail+0x56/0xb0 [ 58.358660] ? pty_write_room+0x8f/0xb0 [ 58.362630] __process_echoes+0x311/0x790 [ 58.366781] n_tty_receive_buf_common+0x780/0x2bd0 [ 58.371714] n_tty_receive_buf+0xc/0x10 [ 58.375685] tty_ioctl+0x64e/0x12a0 [ 58.379315] ? tty_vhangup+0x20/0x20 [ 58.383237] ? avc_ss_reset+0x140/0x140 [ 58.387852] ? mark_held_locks+0x130/0x130 [ 58.392087] ? kasan_check_write+0x14/0x20 [ 58.396379] ? proc_fail_nth_write+0x13a/0x180 [ 58.400959] ? proc_cwd_link+0x1b0/0x1b0 [ 58.405022] ? __fdget_pos+0xa7/0xd0 [ 58.408733] ? __vfs_write+0xe6/0x890 [ 58.412529] ? __fdget_pos+0xa7/0xd0 [ 58.416255] do_vfs_ioctl+0x199/0x10d0 [ 58.420153] ? ioctl_preallocate+0x1c0/0x1c0 [ 58.424569] ? selinux_file_mprotect+0x5f0/0x5f0 [ 58.429335] ? mem_cgroup_css_alloc+0x1382/0x1690 [ 58.434187] ? ksys_dup3+0x2e0/0x2e0 [ 58.437902] ? kasan_check_write+0x14/0x20 [ 58.442138] ? fput+0x18/0x120 [ 58.445333] ? security_file_ioctl+0x50/0x90 [ 58.450013] ? selinux_file_mprotect+0x5f0/0x5f0 [ 58.454772] ksys_ioctl+0x62/0x90 [ 58.458225] ? trace_hardirqs_off_caller+0x49/0x180 [ 58.463240] __x64_sys_ioctl+0x6e/0xb0 [ 58.467123] do_syscall_64+0xd6/0x4e0 [ 58.470933] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.476595] RIP: 0033:0x458c29 [ 58.479965] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 58.499092] RSP: 002b:00007f772ce7ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 58.506788] RAX: ffffffffffffffda RBX: 00007f772ce7ac90 RCX: 0000000000458c29 [ 58.514049] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000004 [ 58.521300] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 58.528548] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f772ce7b6d4 [ 58.536517] R13: 00000000004c2d94 R14: 00000000004d5c98 R15: 0000000000000005 [ 58.610640] FAULT_INJECTION: forcing a failure. [ 58.610640] name failslab, interval 1, probability 0, space 0, times 0 [ 58.621860] CPU: 1 PID: 8029 Comm: syz-executor.0 Not tainted 4.19.130-syzkaller #0 [ 58.629665] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.639622] Call Trace: [ 58.642210] dump_stack+0x123/0x177 [ 58.646273] should_fail.cold.4+0x5/0x13 [ 58.650335] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 58.656399] ? mark_held_locks+0x130/0x130 [ 58.660678] __should_failslab+0xba/0xf0 [ 58.664862] should_failslab+0x9/0x14 [ 58.668662] __kmalloc+0x70/0x770 [ 58.672116] ? __tty_buffer_request_room+0x1b3/0x550 [ 58.677212] __tty_buffer_request_room+0x1b3/0x550 [ 58.682130] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 58.687740] ? do_raw_spin_lock+0xd0/0x240 [ 58.691975] pty_write+0xf3/0x200 [ 58.695409] tty_put_char+0x10d/0x130 [ 58.699182] ? dev_match_devt+0x90/0x90 [ 58.703156] ? kasan_check_read+0x11/0x20 [ 58.707280] ? tty_buffer_space_avail+0x56/0xb0 [ 58.711923] ? pty_write_room+0x8f/0xb0 [ 58.715882] __process_echoes+0x311/0x790 [ 58.720002] n_tty_receive_buf_common+0x780/0x2bd0 [ 58.724956] n_tty_receive_buf+0xc/0x10 [ 58.729639] tty_ioctl+0x64e/0x12a0 [ 58.733254] ? tty_vhangup+0x20/0x20 [ 58.736960] ? avc_ss_reset+0x140/0x140 [ 58.741003] ? mark_held_locks+0x130/0x130 [ 58.745231] ? kasan_check_write+0x14/0x20 [ 58.749447] ? proc_fail_nth_write+0x13a/0x180 [ 58.754010] ? proc_cwd_link+0x1b0/0x1b0 [ 58.758046] ? __fdget_pos+0xa7/0xd0 [ 58.761743] ? __vfs_write+0xe6/0x890 [ 58.765523] ? __fdget_pos+0xa7/0xd0 [ 58.769211] do_vfs_ioctl+0x199/0x10d0 [ 58.773094] ? ioctl_preallocate+0x1c0/0x1c0 [ 58.777509] ? selinux_file_mprotect+0x5f0/0x5f0 [ 58.782253] ? mem_cgroup_css_alloc+0x1382/0x1690 [ 58.787097] ? ksys_dup3+0x2e0/0x2e0 [ 58.790784] ? kasan_check_write+0x14/0x20 [ 58.794993] ? fput+0x18/0x120 [ 58.798166] ? security_file_ioctl+0x50/0x90 [ 58.802552] ? selinux_file_mprotect+0x5f0/0x5f0 [ 58.807291] ksys_ioctl+0x62/0x90 [ 58.810825] ? trace_hardirqs_off_caller+0x49/0x180 [ 58.815837] __x64_sys_ioctl+0x6e/0xb0 [ 58.819768] do_syscall_64+0xd6/0x4e0 [ 58.823554] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.828721] RIP: 0033:0x458c29 [ 58.831910] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 58.850922] RSP: 002b:00007f575f690c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 58.858702] RAX: ffffffffffffffda RBX: 00007f575f690c90 RCX: 0000000000458c29 [ 58.866016] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000004 [ 58.873330] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 58.880578] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f575f6916d4 [ 58.887842] R13: 00000000004c2d94 R14: 00000000004d5c98 R15: 0000000000000005 [ 58.926307] FAULT_INJECTION: forcing a failure. [ 58.926307] name failslab, interval 1, probability 0, space 0, times 0 [ 58.937528] CPU: 1 PID: 8044 Comm: syz-executor.3 Not tainted 4.19.130-syzkaller #0 [ 58.945316] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.954674] Call Trace: [ 58.957260] dump_stack+0x123/0x177 [ 58.960890] should_fail.cold.4+0x5/0x13 [ 58.964948] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 58.970055] ? mark_held_locks+0x130/0x130 [ 58.974291] __should_failslab+0xba/0xf0 [ 58.978354] should_failslab+0x9/0x14 [ 58.983546] __kmalloc+0x70/0x770 [ 58.987005] ? __tty_buffer_request_room+0x1b3/0x550 [ 58.992114] __tty_buffer_request_room+0x1b3/0x550 [ 58.997054] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 59.002598] ? do_raw_spin_lock+0xd0/0x240 [ 59.006838] pty_write+0xf3/0x200 [ 59.010300] tty_put_char+0x10d/0x130 [ 59.014106] ? dev_match_devt+0x90/0x90 [ 59.018083] ? kasan_check_read+0x11/0x20 [ 59.022945] ? tty_buffer_space_avail+0x56/0xb0 [ 59.027624] ? pty_write_room+0x8f/0xb0 [ 59.031602] __process_echoes+0x311/0x790 [ 59.035755] n_tty_receive_buf_common+0x780/0x2bd0 [ 59.040779] n_tty_receive_buf+0xc/0x10 [ 59.044754] tty_ioctl+0x64e/0x12a0 [ 59.048402] ? tty_vhangup+0x20/0x20 [ 59.052450] ? avc_ss_reset+0x140/0x140 [ 59.056412] ? mark_held_locks+0x130/0x130 [ 59.061392] ? update_load_avg+0x232/0x1ac0 [ 59.065694] ? rb_erase_cached+0x740/0x1cd0 [ 59.069992] ? update_load_avg+0x232/0x1ac0 [ 59.074328] ? set_next_entity+0x251/0x890 [ 59.078556] ? put_prev_entity+0xcc/0x2c0 [ 59.082710] do_vfs_ioctl+0x199/0x10d0 [ 59.086579] ? ioctl_preallocate+0x1c0/0x1c0 [ 59.090973] ? selinux_file_mprotect+0x5f0/0x5f0 [ 59.095724] ? __irqentry_text_end+0x57a/0x1fb168 [ 59.100550] ? ksys_dup3+0x2e0/0x2e0 [ 59.104262] ? security_file_ioctl+0x50/0x90 [ 59.108852] ? selinux_file_mprotect+0x5f0/0x5f0 [ 59.113798] ksys_ioctl+0x62/0x90 [ 59.117249] ? trace_hardirqs_off_caller+0x49/0x180 [ 59.122264] __x64_sys_ioctl+0x6e/0xb0 [ 59.126153] do_syscall_64+0xd6/0x4e0 [ 59.129940] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.135111] RIP: 0033:0x458c29 [ 59.138284] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 59.157254] RSP: 002b:00007f772ce7ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 59.164945] RAX: ffffffffffffffda RBX: 00007f772ce7ac90 RCX: 0000000000458c29 [ 59.172205] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000004 [ 59.179454] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 59.186800] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f772ce7b6d4 [ 59.194051] R13: 00000000004c2d94 R14: 00000000004d5c98 R15: 0000000000000005 [ 59.349792] FAULT_INJECTION: forcing a failure. [ 59.349792] name failslab, interval 1, probability 0, space 0, times 0 [ 59.361003] CPU: 0 PID: 8118 Comm: syz-executor.1 Not tainted 4.19.130-syzkaller #0 [ 59.368799] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.378157] Call Trace: [ 59.380828] dump_stack+0x123/0x177 [ 59.384456] should_fail.cold.4+0x5/0x13 [ 59.388514] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 59.393626] ? mark_held_locks+0x130/0x130 [ 59.397865] __should_failslab+0xba/0xf0 [ 59.401921] should_failslab+0x9/0x14 [ 59.405718] __kmalloc+0x70/0x770 [ 59.409165] ? __tty_buffer_request_room+0x1b3/0x550 [ 59.414552] __tty_buffer_request_room+0x1b3/0x550 [ 59.419486] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 59.425139] ? do_raw_spin_lock+0xd0/0x240 [ 59.429544] pty_write+0xf3/0x200 [ 59.432994] tty_put_char+0x10d/0x130 [ 59.436874] ? dev_match_devt+0x90/0x90 [ 59.440848] ? kasan_check_read+0x11/0x20 [ 59.445081] ? tty_buffer_space_avail+0x56/0xb0 [ 59.449744] ? pty_write_room+0x8f/0xb0 [ 59.453709] __process_echoes+0x311/0x790 [ 59.457944] n_tty_receive_buf_common+0x780/0x2bd0 [ 59.462970] n_tty_receive_buf+0xc/0x10 [ 59.466938] tty_ioctl+0x64e/0x12a0 [ 59.470748] ? tty_vhangup+0x20/0x20 [ 59.474455] ? avc_ss_reset+0x140/0x140 [ 59.478422] ? mark_held_locks+0x130/0x130 [ 59.482740] ? kasan_check_write+0x14/0x20 [ 59.486967] ? proc_fail_nth_write+0x13a/0x180 [ 59.492765] ? proc_cwd_link+0x1b0/0x1b0 [ 59.496841] ? __fdget_pos+0xa7/0xd0 [ 59.500563] ? __vfs_write+0xe6/0x890 [ 59.504780] ? __fdget_pos+0xa7/0xd0 [ 59.508495] do_vfs_ioctl+0x199/0x10d0 [ 59.512472] ? ioctl_preallocate+0x1c0/0x1c0 [ 59.517936] ? selinux_file_mprotect+0x5f0/0x5f0 [ 59.524384] ? mem_cgroup_css_alloc+0x1382/0x1690 [ 59.529687] ? ksys_dup3+0x2e0/0x2e0 [ 59.533402] ? kasan_check_write+0x14/0x20 [ 59.537638] ? fput+0x18/0x120 [ 59.540827] ? security_file_ioctl+0x50/0x90 [ 59.545231] ? selinux_file_mprotect+0x5f0/0x5f0 [ 59.549985] ksys_ioctl+0x62/0x90 [ 59.553622] ? trace_hardirqs_off_caller+0x49/0x180 [ 59.558636] __x64_sys_ioctl+0x6e/0xb0 [ 59.562521] do_syscall_64+0xd6/0x4e0 [ 59.566317] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.571587] RIP: 0033:0x458c29 [ 59.574853] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 59.594137] RSP: 002b:00007efff4e00c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 59.602009] RAX: ffffffffffffffda RBX: 00007efff4e00c90 RCX: 0000000000458c29 [ 59.609690] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000004 [ 59.616958] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 59.624474] R10: 0000000000000000 R11: 0000000000000246 R12: 00007efff4e016d4 [ 59.631815] R13: 00000000004c2d94 R14: 00000000004d5c98 R15: 0000000000000005 [ 59.708790] FAULT_INJECTION: forcing a failure. [ 59.708790] name failslab, interval 1, probability 0, space 0, times 0 [ 59.720477] CPU: 1 PID: 8167 Comm: syz-executor.2 Not tainted 4.19.130-syzkaller #0 [ 59.728396] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.730560] FAULT_INJECTION: forcing a failure. [ 59.730560] name failslab, interval 1, probability 0, space 0, times 0 [ 59.737915] Call Trace: [ 59.751653] dump_stack+0x123/0x177 [ 59.755261] should_fail.cold.4+0x5/0x13 [ 59.759447] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 59.764534] ? mark_held_locks+0x130/0x130 [ 59.768753] __should_failslab+0xba/0xf0 [ 59.772794] should_failslab+0x9/0x14 [ 59.776574] __kmalloc+0x70/0x770 [ 59.780101] ? __tty_buffer_request_room+0x1b3/0x550 [ 59.785179] __tty_buffer_request_room+0x1b3/0x550 [ 59.790197] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 59.795739] ? do_raw_spin_lock+0xd0/0x240 [ 59.799955] pty_write+0xf3/0x200 [ 59.803398] tty_put_char+0x10d/0x130 [ 59.807608] ? dev_match_devt+0x90/0x90 [ 59.811566] ? kasan_check_read+0x11/0x20 [ 59.815687] ? tty_buffer_space_avail+0x56/0xb0 [ 59.820330] ? pty_write_room+0x8f/0xb0 [ 59.824585] __process_echoes+0x311/0x790 [ 59.828905] n_tty_receive_buf_common+0x780/0x2bd0 [ 59.833849] n_tty_receive_buf+0xc/0x10 [ 59.837812] tty_ioctl+0x64e/0x12a0 [ 59.842329] ? tty_vhangup+0x20/0x20 [ 59.846044] ? avc_ss_reset+0x140/0x140 [ 59.849999] ? mark_held_locks+0x130/0x130 [ 59.854505] ? kasan_check_write+0x14/0x20 [ 59.858802] ? proc_fail_nth_write+0x13a/0x180 [ 59.863365] ? proc_cwd_link+0x1b0/0x1b0 [ 59.867402] ? __fdget_pos+0xa7/0xd0 [ 59.871700] ? __vfs_write+0xe6/0x890 [ 59.875486] ? __fdget_pos+0xa7/0xd0 [ 59.879176] do_vfs_ioctl+0x199/0x10d0 [ 59.883039] ? ioctl_preallocate+0x1c0/0x1c0 [ 59.887433] ? selinux_file_mprotect+0x5f0/0x5f0 [ 59.892523] ? mem_cgroup_css_alloc+0x1382/0x1690 [ 59.897346] ? ksys_dup3+0x2e0/0x2e0 [ 59.901046] ? kasan_check_write+0x14/0x20 [ 59.905775] ? fput+0x18/0x120 [ 59.908959] ? security_file_ioctl+0x50/0x90 [ 59.913362] ? selinux_file_mprotect+0x5f0/0x5f0 [ 59.918093] ksys_ioctl+0x62/0x90 [ 59.921520] ? trace_hardirqs_off_caller+0x49/0x180 [ 59.926532] __x64_sys_ioctl+0x6e/0xb0 [ 59.930405] do_syscall_64+0xd6/0x4e0 [ 59.934186] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.939350] RIP: 0033:0x458c29 [ 59.942521] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 59.961570] RSP: 002b:00007fdd893a5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 59.969779] RAX: ffffffffffffffda RBX: 00007fdd893a5c90 RCX: 0000000000458c29 [ 59.977023] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000004 [ 59.984266] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 59.991597] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fdd893a66d4 [ 59.998929] R13: 00000000004c2d94 R14: 00000000004d5c98 R15: 0000000000000005 [ 60.006195] CPU: 0 PID: 8169 Comm: syz-executor.1 Not tainted 4.19.130-syzkaller #0 [ 60.013988] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.023926] Call Trace: [ 60.026513] dump_stack+0x123/0x177 [ 60.030143] should_fail.cold.4+0x5/0x13 [ 60.034999] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 60.035459] FAULT_INJECTION: forcing a failure. [ 60.035459] name failslab, interval 1, probability 0, space 0, times 0 [ 60.040546] ? mark_held_locks+0x130/0x130 [ 60.056009] __should_failslab+0xba/0xf0 [ 60.060059] should_failslab+0x9/0x14 [ 60.064227] __kmalloc+0x70/0x770 [ 60.067688] ? __tty_buffer_request_room+0x1b3/0x550 [ 60.072781] __tty_buffer_request_room+0x1b3/0x550 [ 60.077807] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 60.084746] ? do_raw_spin_lock+0xd0/0x240 [ 60.089141] pty_write+0xf3/0x200 [ 60.093541] tty_put_char+0x10d/0x130 [ 60.097446] ? dev_match_devt+0x90/0x90 [ 60.101402] ? kasan_check_read+0x11/0x20 [ 60.105538] ? tty_buffer_space_avail+0x56/0xb0 [ 60.110324] ? pty_write_room+0x8f/0xb0 [ 60.114291] __process_echoes+0x311/0x790 [ 60.118538] n_tty_receive_buf_common+0x780/0x2bd0 [ 60.124587] n_tty_receive_buf+0xc/0x10 [ 60.128550] tty_ioctl+0x64e/0x12a0 [ 60.132176] ? tty_vhangup+0x20/0x20 [ 60.135866] ? avc_ss_reset+0x140/0x140 [ 60.139817] ? mark_held_locks+0x130/0x130 [ 60.144027] ? kasan_check_write+0x14/0x20 [ 60.148238] ? proc_fail_nth_write+0x13a/0x180 [ 60.152799] ? proc_cwd_link+0x1b0/0x1b0 [ 60.156861] ? __fdget_pos+0xa7/0xd0 [ 60.160725] ? __vfs_write+0xe6/0x890 [ 60.164499] ? __fdget_pos+0xa7/0xd0 [ 60.168277] do_vfs_ioctl+0x199/0x10d0 [ 60.172231] ? ioctl_preallocate+0x1c0/0x1c0 [ 60.176623] ? selinux_file_mprotect+0x5f0/0x5f0 [ 60.181355] ? mem_cgroup_css_alloc+0x1382/0x1690 [ 60.186194] ? ksys_dup3+0x2e0/0x2e0 [ 60.189896] ? kasan_check_write+0x14/0x20 [ 60.194104] ? fput+0x18/0x120 [ 60.197273] ? security_file_ioctl+0x50/0x90 [ 60.201656] ? selinux_file_mprotect+0x5f0/0x5f0 [ 60.206405] ksys_ioctl+0x62/0x90 [ 60.209836] ? trace_hardirqs_off_caller+0x49/0x180 [ 60.214826] __x64_sys_ioctl+0x6e/0xb0 [ 60.218874] do_syscall_64+0xd6/0x4e0 [ 60.222650] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.227815] RIP: 0033:0x458c29 [ 60.230985] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 60.250055] RSP: 002b:00007efff4e00c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 60.257735] RAX: ffffffffffffffda RBX: 00007efff4e00c90 RCX: 0000000000458c29 [ 60.265077] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000004 [ 60.275904] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 60.283177] R10: 0000000000000000 R11: 0000000000000246 R12: 00007efff4e016d4 [ 60.290703] R13: 00000000004c2d94 R14: 00000000004d5c98 R15: 0000000000000005 [ 60.297975] CPU: 1 PID: 8174 Comm: syz-executor.3 Not tainted 4.19.130-syzkaller #0 [ 60.305762] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.315138] Call Trace: [ 60.317718] dump_stack+0x123/0x177 [ 60.321463] should_fail.cold.4+0x5/0x13 [ 60.325529] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 60.330635] ? mark_held_locks+0x130/0x130 [ 60.334883] __should_failslab+0xba/0xf0 [ 60.339049] should_failslab+0x9/0x14 [ 60.342847] __kmalloc+0x70/0x770 [ 60.346305] ? __tty_buffer_request_room+0x1b3/0x550 [ 60.351405] __tty_buffer_request_room+0x1b3/0x550 [ 60.356338] tty_insert_flip_string_fixed_flag+0x78/0x200 [ 60.362393] ? do_raw_spin_lock+0xd0/0x240 [ 60.366629] pty_write+0xf3/0x200 [ 60.370081] tty_put_char+0x10d/0x130 [ 60.374488] ? dev_match_devt+0x90/0x90 [ 60.378480] ? kasan_check_read+0x11/0x20 [ 60.382622] ? tty_buffer_space_avail+0x56/0xb0 [ 60.387282] ? pty_write_room+0x8f/0xb0 [ 60.391239] __process_echoes+0x311/0x790 [ 60.395383] n_tty_receive_buf_common+0x780/0x2bd0 [ 60.400350] n_tty_receive_buf+0xc/0x10 [ 60.404599] tty_ioctl+0x64e/0x12a0 [ 60.408286] ? tty_vhangup+0x20/0x20 [ 60.411997] ? avc_ss_reset+0x140/0x140 [ 60.416112] ? mark_held_locks+0x130/0x130 [ 60.420472] ? kasan_check_write+0x14/0x20 [ 60.424888] ? proc_fail_nth_write+0x13a/0x180 [ 60.429558] ? proc_cwd_link+0x1b0/0x1b0 [ 60.433776] ? __fdget_pos+0xa7/0xd0 [ 60.437579] ? __vfs_write+0xe6/0x890 [ 60.441865] ? __fdget_pos+0xa7/0xd0 [ 60.445586] do_vfs_ioctl+0x199/0x10d0 [ 60.449458] ? ioctl_preallocate+0x1c0/0x1c0 [ 60.453849] ? selinux_file_mprotect+0x5f0/0x5f0 [ 60.458582] ? mem_cgroup_css_alloc+0x1382/0x1690 [ 60.463537] ? ksys_dup3+0x2e0/0x2e0 [ 60.467230] ? kasan_check_write+0x14/0x20 [ 60.471468] ? fput+0x18/0x120 [ 60.474839] ? security_file_ioctl+0x50/0x90 [ 60.479233] ? selinux_file_mprotect+0x5f0/0x5f0 [ 60.483979] ksys_ioctl+0x62/0x90 [ 60.487525] ? trace_hardirqs_off_caller+0x49/0x180 [ 60.492528] __x64_sys_ioctl+0x6e/0xb0 [ 60.496412] do_syscall_64+0xd6/0x4e0 [ 60.501668] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.506833] RIP: 0033:0x458c29 [ 60.510530] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 60.532177] RSP: 002b:00007f772ce7ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 60.540267] RAX: ffffffffffffffda RBX: 00007f772ce7ac90 RCX: 0000000000458c29 [ 60.547525] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000004 [ 60.554774] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000