[ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 32.428517] audit: type=1400 audit(1590678222.680:8): avc: denied { execmem } for pid=6101 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 32.447685] IPVS: ftp: loaded support on port[0] = 21 [ 32.889593] can: request_module (can-proto-0) failed. [ 33.855380] can: request_module (can-proto-0) failed. [ 33.882530] audit: type=1400 audit(1590678224.141:9): avc: denied { create } for pid=6081 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 '10.128.0.254' (ECDSA) to the list of known hosts. 2020/05/28 15:03:52 parsed 1 programs 2020/05/28 15:03:52 executed programs: 0 [ 42.619544] audit: type=1400 audit(1590678232.884:10): avc: denied { execmem } for pid=6222 comm="syz-executor.3" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 42.681031] IPVS: ftp: loaded support on port[0] = 21 [ 42.701876] IPVS: ftp: loaded support on port[0] = 21 [ 42.709135] IPVS: ftp: loaded support on port[0] = 21 [ 42.745203] IPVS: ftp: loaded support on port[0] = 21 [ 42.758409] IPVS: ftp: loaded support on port[0] = 21 [ 42.770148] IPVS: ftp: loaded support on port[0] = 21 [ 42.952678] chnl_net:caif_netlink_parms(): no params data found [ 43.052453] chnl_net:caif_netlink_parms(): no params data found [ 43.072669] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.085108] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.093573] device bridge_slave_0 entered promiscuous mode [ 43.101934] chnl_net:caif_netlink_parms(): no params data found [ 43.128122] chnl_net:caif_netlink_parms(): no params data found [ 43.157896] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.164285] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.174384] device bridge_slave_1 entered promiscuous mode [ 43.229429] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 43.240939] chnl_net:caif_netlink_parms(): no params data found [ 43.260889] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.274516] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.281725] device bridge_slave_0 entered promiscuous mode [ 43.292289] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 43.338739] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.345095] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.353489] device bridge_slave_1 entered promiscuous mode [ 43.379051] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.385496] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.396100] device bridge_slave_0 entered promiscuous mode [ 43.416139] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.422615] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.431280] device bridge_slave_0 entered promiscuous mode [ 43.443359] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 43.451365] team0: Port device team_slave_0 added [ 43.459217] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 43.467070] team0: Port device team_slave_1 added [ 43.477882] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.484234] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.492306] device bridge_slave_1 entered promiscuous mode [ 43.499452] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.506627] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.513966] device bridge_slave_1 entered promiscuous mode [ 43.521751] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 43.530856] chnl_net:caif_netlink_parms(): no params data found [ 43.539105] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 43.562891] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.570852] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.579055] device bridge_slave_0 entered promiscuous mode [ 43.587663] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 43.599401] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 43.620020] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 43.629271] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.637017] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.644550] device bridge_slave_1 entered promiscuous mode [ 43.665335] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 43.720349] device hsr_slave_0 entered promiscuous mode [ 43.767301] device hsr_slave_1 entered promiscuous mode [ 43.806935] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 43.815958] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 43.832856] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 43.844948] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 43.860012] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 43.873843] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 43.881286] team0: Port device team_slave_0 added [ 43.891688] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 43.915000] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 43.922913] team0: Port device team_slave_1 added [ 43.928815] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 43.936557] team0: Port device team_slave_0 added [ 43.941783] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 43.950174] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 43.957475] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 43.964834] team0: Port device team_slave_0 added [ 43.971929] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 43.979458] team0: Port device team_slave_1 added [ 43.990138] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 43.997917] team0: Port device team_slave_0 added [ 44.004046] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 44.011960] team0: Port device team_slave_1 added [ 44.027783] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 44.040595] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.047239] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.054626] device bridge_slave_0 entered promiscuous mode [ 44.062435] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 44.070509] team0: Port device team_slave_1 added [ 44.075883] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 44.083054] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 44.126999] device hsr_slave_0 entered promiscuous mode [ 44.165856] device hsr_slave_1 entered promiscuous mode [ 44.206065] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 44.213235] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 44.221072] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.228699] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.237258] device bridge_slave_1 entered promiscuous mode [ 44.243547] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 44.251111] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 44.263959] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 44.312106] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 44.324256] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 44.333193] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 44.377386] device hsr_slave_0 entered promiscuous mode [ 44.415815] device hsr_slave_1 entered promiscuous mode [ 44.497905] device hsr_slave_0 entered promiscuous mode [ 44.556556] device hsr_slave_1 entered promiscuous mode [ 44.637222] device hsr_slave_0 entered promiscuous mode [ 44.675902] device hsr_slave_1 entered promiscuous mode [ 44.716128] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 44.723860] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 44.737254] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 44.749020] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 44.762301] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 44.771174] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 44.779021] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 44.789049] team0: Port device team_slave_0 added [ 44.795014] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 44.802505] team0: Port device team_slave_1 added [ 44.808523] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 44.823576] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 44.831850] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 44.853225] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 44.897321] device hsr_slave_0 entered promiscuous mode [ 44.935752] device hsr_slave_1 entered promiscuous mode [ 44.980241] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 44.991979] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 45.001495] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 45.023702] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 45.043929] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 45.052848] 8021q: adding VLAN 0 to HW filter on device bond0 [ 45.061420] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 45.073470] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 45.083302] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 45.090208] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.103182] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 45.111873] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.138371] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 45.152438] 8021q: adding VLAN 0 to HW filter on device bond0 [ 45.162078] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 45.168963] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 45.179013] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.187221] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.193659] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.201239] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 45.216876] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 45.231178] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 45.241031] 8021q: adding VLAN 0 to HW filter on device bond0 [ 45.258975] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 45.267586] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.276484] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.282843] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.289957] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 45.297545] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.306380] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 45.312670] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.323112] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 45.332858] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.346453] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 45.352635] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 45.364051] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.372580] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.379114] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.386686] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 45.396459] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 45.404738] 8021q: adding VLAN 0 to HW filter on device bond0 [ 45.413458] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 45.420655] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 45.432387] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 45.440301] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.448269] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.454627] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.464161] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.473662] 8021q: adding VLAN 0 to HW filter on device bond0 [ 45.482606] 8021q: adding VLAN 0 to HW filter on device bond0 [ 45.491665] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 45.501450] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 45.511034] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 45.522631] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 45.529579] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.537803] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 45.544541] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 45.552785] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 45.562516] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.570254] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 45.577522] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.585139] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 45.593360] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 45.601856] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 45.611028] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 45.620150] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 45.630617] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 45.638172] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 45.647521] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 45.654976] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 45.663037] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 45.670977] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 45.679565] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 45.686621] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.693570] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 45.700611] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 45.709851] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 45.719954] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 45.729852] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 45.737919] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.746025] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 45.754826] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 45.764322] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 45.771474] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.780076] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 45.788097] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 45.795850] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 45.803645] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.811289] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.817698] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.824521] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 45.832714] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 45.840663] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 45.848681] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.857214] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 45.863350] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 45.870497] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 45.877841] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.888822] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 45.896666] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 45.906038] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 45.914778] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 45.927391] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 45.937024] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 45.944890] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.953506] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 45.962884] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.971920] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 45.980638] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.988819] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.995267] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.002120] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 46.010511] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.018357] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.024697] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.031569] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 46.039798] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.047841] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.054311] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.061159] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 46.069527] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 46.077088] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 46.084831] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.092541] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.099032] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.105994] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 46.114221] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 46.121478] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 46.129879] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 46.140010] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.149101] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 46.156075] 8021q: adding VLAN 0 to HW filter on device team0 [ 46.162796] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 46.170823] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 46.178637] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 46.186706] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.194415] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.200950] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.218887] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 46.227496] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 46.233594] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 46.248579] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 46.256756] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 46.271268] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 46.278683] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 46.289117] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 46.297700] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 46.307111] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 46.316129] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.326191] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 46.338427] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 46.348047] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 46.360279] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 46.373112] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 46.382073] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 46.394413] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 46.403014] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.407564] FAULT_INJECTION: forcing a failure. [ 46.407564] name failslab, interval 1, probability 0, space 0, times 1 [ 46.416055] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.421487] CPU: 0 PID: 7121 Comm: syz-executor.4 Not tainted 4.19.125-syzkaller #0 [ 46.427851] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.435563] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.435566] Call Trace: [ 46.435577] dump_stack+0x123/0x177 [ 46.435586] should_fail.cold.4+0x5/0x13 [ 46.444542] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 46.451508] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 46.451516] ? mark_held_locks+0x130/0x130 [ 46.451524] __should_failslab+0xba/0xf0 [ 46.451530] should_failslab+0x9/0x14 [ 46.451535] __kmalloc+0x70/0x770 [ 46.451540] ? rpc_clone_client+0x180/0x220 [ 46.451546] ? __tty_buffer_request_room+0x1b3/0x550 [ 46.451551] __tty_buffer_request_room+0x1b3/0x550 [ 46.457543] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 46.457837] tty_insert_flip_string_fixed_flag+0x77/0x1a0 [ 46.462594] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 46.469564] ? kasan_check_write+0x14/0x20 [ 46.469571] ? do_raw_spin_lock+0xd0/0x240 [ 46.469579] pty_write+0xf3/0x200 [ 46.469585] tty_put_char+0x10d/0x130 [ 46.469588] ? dev_match_devt+0x90/0x90 [ 46.469592] ? kasan_check_read+0x11/0x20 [ 46.469595] ? tty_buffer_space_avail+0x56/0xb0 [ 46.469599] ? pty_write_room+0x8f/0xb0 [ 46.469603] __process_echoes+0x311/0x790 [ 46.469611] n_tty_receive_buf_common+0x780/0x2b80 [ 46.469624] n_tty_receive_buf+0xc/0x10 [ 46.469627] tty_ioctl+0x64e/0x12a0 [ 46.469631] ? tty_vhangup+0x20/0x20 [ 46.469642] ? avc_ss_reset+0x140/0x140 [ 46.469651] ? mark_held_locks+0x130/0x130 [ 46.469654] ? kasan_check_write+0x14/0x20 [ 46.469658] ? proc_fail_nth_write+0x13a/0x180 [ 46.469661] ? proc_cwd_link+0x1b0/0x1b0 [ 46.469664] ? __lock_is_held+0xb5/0x140 [ 46.469675] do_vfs_ioctl+0x199/0x10d0 [ 46.469679] ? ioctl_preallocate+0x1c0/0x1c0 [ 46.469684] ? selinux_file_mprotect+0x5f0/0x5f0 [ 46.469690] ? out_of_line_wait_on_bit_lock+0x42/0x110 [ 46.469697] ? ksys_dup3+0x2e0/0x2e0 [ 46.469701] ? kasan_check_write+0x14/0x20 [ 46.469704] ? fput+0x18/0x120 [ 46.469713] ? security_file_ioctl+0x50/0x90 [ 46.469716] ? selinux_file_mprotect+0x5f0/0x5f0 [ 46.469720] ksys_ioctl+0x62/0x90 [ 46.469724] ? lockdep_hardirqs_on+0x421/0x5c0 [ 46.469729] __x64_sys_ioctl+0x6e/0xb0 [ 46.469736] do_syscall_64+0xd6/0x4e0 [ 46.469741] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 46.469746] RIP: 0033:0x458c29 [ 46.469751] 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 [ 46.469754] RSP: 002b:00007fc56dfb2c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 46.469758] RAX: ffffffffffffffda RBX: 00007fc56dfb2c90 RCX: 0000000000458c29 [ 46.469760] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000004 [ 46.469763] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 46.469765] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc56dfb36d4 [ 46.469767] R13: 00000000004c2d94 R14: 00000000004d5c98 R15: 0000000000000005 [ 46.469781] [ 46.469783] ====================================================== [ 46.469785] WARNING: possible circular locking dependency detected [ 46.469786] 4.19.125-syzkaller #0 Not tainted [ 46.469787] ------------------------------------------------------ [ 46.469789] syz-executor.4/7121 is trying to acquire lock: [ 46.469790] 000000004a6bbd53 (console_owner){-...}, at: vprintk_emit+0x2b8/0x540 [ 46.469794] [ 46.469796] but task is already holding lock: [ 46.469797] 00000000ae5a5199 (&(&port->lock)->rlock){-.-.}, at: pty_write+0xbf/0x200 [ 46.469801] [ 46.469802] which lock already depends on the new lock. [ 46.469803] [ 46.469804] [ 46.469806] the existing dependency chain (in reverse order) is: [ 46.469807] [ 46.469807] -> #2 (&(&port->lock)->rlock){-.-.}: [ 46.469812] _raw_spin_lock_irqsave+0x99/0xd0 [ 46.469813] tty_port_tty_get+0x1b/0x70 [ 46.469815] tty_port_default_wakeup+0xa/0x30 [ 46.469816] tty_port_tty_wakeup+0x58/0x70 [ 46.469817] uart_write_wakeup+0x37/0x50 [ 46.469819] serial8250_tx_chars+0x3eb/0x9f0 [ 46.469820] serial8250_handle_irq.part.23+0x1c5/0x220 [ 46.469822] serial8250_default_handle_irq+0x82/0xe0 [ 46.469823] serial8250_interrupt+0xd8/0x170 [ 46.469824] __handle_irq_event_percpu+0x102/0x660 [ 46.469825] handle_irq_event_percpu+0x6c/0x140 [ 46.469826] handle_irq_event+0xa2/0x130 [ 46.469827] handle_edge_irq+0x20b/0x790 [ 46.469828] handle_irq+0x231/0x392 [ 46.469829] do_IRQ+0x98/0x1d0 [ 46.469832] ret_from_intr+0x0/0x1e [ 46.469834] native_safe_halt+0x12/0x20 [ 46.469835] default_idle+0x51/0x320 [ 46.469836] arch_cpu_idle+0x10/0x20 [ 46.469836] default_idle_call+0x6d/0x90 [ 46.469837] do_idle+0x41e/0x560 [ 46.469838] cpu_startup_entry+0xc8/0xe0 [ 46.469839] rest_init+0x193/0x199 [ 46.469840] start_kernel+0x710/0x74c [ 46.469841] x86_64_start_reservations+0x29/0x2b [ 46.469842] x86_64_start_kernel+0x76/0x79 [ 46.469843] secondary_startup_64+0xa4/0xb0 [ 46.469844] [ 46.469845] -> #1 (&port_lock_key){-.-.}: [ 46.469848] _raw_spin_lock_irqsave+0x99/0xd0 [ 46.469850] serial8250_console_write+0x6e2/0x8a0 [ 46.469850] univ8250_console_write+0x4e/0x70 [ 46.469852] console_unlock+0x8c1/0xdf0 [ 46.469853] vprintk_emit+0x191/0x540 [ 46.469854] vprintk_default+0x1a/0x20 [ 46.469855] vprintk_func+0x49/0x12c [ 46.469856] printk+0x9a/0xc0 [ 46.469857] register_console+0x5d0/0x990 [ 46.469858] univ8250_console_init+0x1e/0x28 [ 46.469859] console_init+0x317/0x481 [ 46.469860] start_kernel+0x4b7/0x74c [ 46.469862] x86_64_start_reservations+0x29/0x2b [ 46.469863] x86_64_start_kernel+0x76/0x79 [ 46.469864] secondary_startup_64+0xa4/0xb0 [ 46.469864] [ 46.469865] -> #0 (console_owner){-...}: [ 46.469869] lock_acquire+0x173/0x3d0 [ 46.469870] vprintk_emit+0x2eb/0x540 [ 46.469871] vprintk_default+0x1a/0x20 [ 46.469872] vprintk_func+0x49/0x12c [ 46.469873] printk+0x9a/0xc0 [ 46.469874] should_fail+0x551/0x68a [ 46.469876] __should_failslab+0xba/0xf0 [ 46.469877] should_failslab+0x9/0x14 [ 46.469878] __kmalloc+0x70/0x770 [ 46.469879] __tty_buffer_request_room+0x1b3/0x550 [ 46.469880] tty_insert_flip_string_fixed_flag+0x77/0x1a0 [ 46.469881] pty_write+0xf3/0x200 [ 46.469882] tty_put_char+0x10d/0x130 [ 46.469883] __process_echoes+0x311/0x790 [ 46.469884] n_tty_receive_buf_common+0x780/0x2b80 [ 46.469886] n_tty_receive_buf+0xc/0x10 [ 46.469887] tty_ioctl+0x64e/0x12a0 [ 46.469888] do_vfs_ioctl+0x199/0x10d0 [ 46.469890] ksys_ioctl+0x62/0x90 [ 46.469891] __x64_sys_ioctl+0x6e/0xb0 [ 46.469892] do_syscall_64+0xd6/0x4e0 [ 46.469893] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 46.469894] [ 46.469895] other info that might help us debug this: [ 46.469896] [ 46.469897] Chain exists of: [ 46.469897] console_owner --> &port_lock_key --> &(&port->lock)->rlock [ 46.469902] [ 46.469903] Possible unsafe locking scenario: [ 46.469904] [ 46.469905] CPU0 CPU1 [ 46.469906] ---- ---- [ 46.469907] lock(&(&port->lock)->rlock); [ 46.469910] lock(&port_lock_key); [ 46.469912] lock(&(&port->lock)->rlock); [ 46.469915] lock(console_owner); [ 46.469917] [ 46.469918] *** DEADLOCK *** [ 46.469919] [ 46.469920] 4 locks held by syz-executor.4/7121: [ 46.469920] #0: 0000000052d4af72 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x2d/0x40 [ 46.469925] #1: 000000002efcf79a (&o_tty->termios_rwsem/1){++++}, at: n_tty_receive_buf_common+0x80/0x2b80 [ 46.469930] #2: 00000000f36156a4 (&ldata->output_lock){+.+.}, at: n_tty_receive_buf_common+0x740/0x2b80 [ 46.469935] #3: 00000000ae5a5199 (&(&port->lock)->rlock){-.-.}, at: pty_write+0xbf/0x200 [ 46.469939] [ 46.469940] stack backtrace: [ 46.469942] CPU: 0 PID: 7121 Comm: syz-executor.4 Not tainted 4.19.125-syzkaller #0 [ 46.469944] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.469945] Call Trace: [ 46.469946] dump_stack+0x123/0x177 [ 46.469947] print_circular_bug.isra.34.cold.55+0x1bd/0x27d [ 46.469948] ? save_trace+0xe0/0x290 [ 46.469949] __lock_acquire+0x30df/0x4980 [ 46.469950] ? mark_held_locks+0x130/0x130 [ 46.469951] lock_acquire+0x173/0x3d0 [ 46.469952] ? vprintk_emit+0x2b8/0x540 [ 46.469953] vprintk_emit+0x2eb/0x540 [ 46.469954] ? vprintk_emit+0x2b8/0x540 [ 46.469955] vprintk_default+0x1a/0x20 [ 46.469956] vprintk_func+0x49/0x12c [ 46.469957] ? check_noncircular+0x20/0x20 [ 46.469958] printk+0x9a/0xc0 [ 46.469959] ? kmsg_dump_rewind_nolock+0xdf/0xdf [ 46.469960] ? __lock_acquire+0x26bc/0x4980 [ 46.469961] should_fail+0x551/0x68a [ 46.469962] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 46.469964] ? mark_held_locks+0x130/0x130 [ 46.469965] __should_failslab+0xba/0xf0 [ 46.469966] should_failslab+0x9/0x14 [ 46.469967] __kmalloc+0x70/0x770 [ 46.469968] ? rpc_clone_client+0x180/0x220 [ 46.469969] ? __tty_buffer_request_room+0x1b3/0x550 [ 46.469970] __tty_buffer_request_room+0x1b3/0x550 [ 46.469972] tty_insert_flip_string_fixed_flag+0x77/0x1a0 [ 46.469973] ? kasan_check_write+0x14/0x20 [ 46.469974] ? do_raw_spin_lock+0xd0/0x240 [ 46.469975] pty_write+0xf3/0x200 [ 46.469976] tty_put_char+0x10d/0x130 [ 46.469977] ? dev_match_devt+0x90/0x90 [ 46.469978] ? kasan_check_read+0x11/0x20 [ 46.469979] ? tty_buffer_space_avail+0x56/0xb0 [ 46.469980] ? pty_write_room+0x8f/0xb0 [ 46.469981] __process_echoes+0x311/0x790 [ 46.469982] n_tty_receive_buf_common+0x780/0x2b80 [ 46.469983] n_tty_receive_buf+0xc/0x10 [ 46.469984] tty_ioctl+0x64e/0x12a0 [ 46.469985] ? tty_vhangup+0x20/0x20 [ 46.469987] ? avc_ss_reset+0x140/0x140 [ 46.469988] ? mark_held_locks+0x130/0x130 [ 46.469989] ? kasan_check_write+0x14/0x20 [ 46.469990] ? proc_fail_nth_write+0x13a/0x180 [ 46.469991] ? proc_cwd_link+0x1b0/0x1b0 [ 46.469992] ? __lock_is_held+0xb5/0x140 [ 46.469993] do_vfs_ioctl+0x199/0x10d0 [ 46.469994] ? ioctl_preallocate+0x1c0/0x1c0 [ 46.469995] ? selinux_file_mprotect+0x5f0/0x5f0 [ 46.469997] ? out_of_line_wait_on_bit_lock+0x42/0x110 [ 46.469998] ? ksys_dup3+0x2e0/0x2e0 [ 46.469999] ? kasan_check_write+0x14/0x20 [ 46.470000] ? fput+0x18/0x120 [ 46.470001] ? security_file_ioctl+0x50/0x90 [ 46.470002] ? selinux_file_mprotect+0x5f0/0x5f0 [ 46.470003] ksys_ioctl+0x62/0x90 [ 46.470005] ? lockdep_hardirqs_on+0x421/0x5c0 [ 46.470006] __x64_sys_ioctl+0x6e/0xb0 [ 46.470007] do_syscall_64+0xd6/0x4e0 [ 46.470008] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 46.470009] RIP: 0033:0x458c29 [ 46.470012] 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 [ 46.470013] RSP: 002b:00007fc56dfb2c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 46.470015] RAX: ffffffffffffffda RBX: 00007fc56dfb2c90 RCX: 0000000000458c29 [ 46.470017] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000004 [ 46.470018] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 46.470019] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc56dfb36d4 [ 46.470021] R13: 00000000004c2d94 R14: 00000000004d5c98 R15: 0000000000000005 [ 47.574045] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 47.581787] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 47.589405] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 47.597324] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 47.604752] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 47.613815] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 47.623656] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 47.632498] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 47.641671] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 47.649133] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 47.656766] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 47.663560] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 47.671057] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.679193] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.688760] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.697117] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.704008] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 47.711781] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.719276] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 47.727001] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 47.734417] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 47.742223] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 47.749848] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 47.758851] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 47.767761] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 47.776179] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.783361] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 47.791607] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.799390] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 47.807288] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.814678] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 47.823343] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 47.832297] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 47.839499] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 47.847271] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 47.865890] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 47.873397] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 47.882060] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 47.888477] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 47.897597] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 47.905624] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.913586] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 47.921788] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.931577] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 47.940254] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.949775] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready 2020/05/28 15:03:58 executed programs: 13 [ 47.961172] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 47.968552] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 47.982992] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 47.990364] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 48.009774] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 48.017295] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 48.025772] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 48.034080] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 48.042805] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 48.050809] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 48.061620] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 48.071509] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 48.078023] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 48.092246] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 48.102199] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 48.110217] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 48.122125] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 48.130756] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 48.141452] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 48.150830] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 48.159621] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 48.169824] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 48.179909] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 48.191054] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 48.203954] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 48.206358] FAULT_INJECTION: forcing a failure. [ 48.206358] name failslab, interval 1, probability 0, space 0, times 0 [ 48.218252] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 48.222199] CPU: 1 PID: 7159 Comm: syz-executor.5 Not tainted 4.19.125-syzkaller #0 [ 48.229437] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 48.235921] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.235924] Call Trace: [ 48.235936] dump_stack+0x123/0x177 [ 48.235944] should_fail.cold.4+0x5/0x13 [ 48.235949] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 48.235957] ? mark_held_locks+0x130/0x130 [ 48.235963] ? mark_held_locks+0x130/0x130 [ 48.259971] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 48.262616] __should_failslab+0xba/0xf0 [ 48.262625] should_failslab+0x9/0x14 [ 48.280190] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 48.282575] __kmalloc+0x70/0x770 [ 48.300006] ? __tty_buffer_request_room+0x1b3/0x550 [ 48.305126] __tty_buffer_request_room+0x1b3/0x550 [ 48.310102] tty_insert_flip_string_fixed_flag+0x77/0x1a0 [ 48.315669] ? kasan_check_write+0x14/0x20 [ 48.319902] ? do_raw_spin_lock+0xd0/0x240 [ 48.324137] pty_write+0xf3/0x200 [ 48.327590] tty_put_char+0x10d/0x130 [ 48.331477] ? dev_match_devt+0x90/0x90 [ 48.335447] ? kasan_check_read+0x11/0x20 [ 48.339590] ? tty_buffer_space_avail+0x56/0xb0 [ 48.344277] ? pty_write_room+0x8f/0xb0 [ 48.348255] __process_echoes+0x311/0x790 [ 48.352403] n_tty_receive_buf_common+0x780/0x2b80 [ 48.357335] n_tty_receive_buf+0xc/0x10 [ 48.362610] tty_ioctl+0x64e/0x12a0 [ 48.366232] ? tty_vhangup+0x20/0x20 [ 48.369957] ? avc_ss_reset+0x140/0x140 [ 48.373928] ? mark_held_locks+0x130/0x130 [ 48.378165] ? kasan_check_write+0x14/0x20 [ 48.382401] ? proc_fail_nth_write+0x13a/0x180 [ 48.386983] ? proc_cwd_link+0x1b0/0x1b0 [ 48.391044] ? __fdget_pos+0xa7/0xd0 [ 48.394734] ? __vfs_write+0xe6/0x890 [ 48.398532] ? __fdget_pos+0xa7/0xd0 [ 48.402247] do_vfs_ioctl+0x199/0x10d0 [ 48.406114] ? ioctl_preallocate+0x1c0/0x1c0 [ 48.410671] ? selinux_file_mprotect+0x5f0/0x5f0 [ 48.416011] ? out_of_line_wait_on_bit_lock+0x42/0x110 [ 48.421280] ? ksys_dup3+0x2e0/0x2e0 [ 48.424967] ? kasan_check_write+0x14/0x20 [ 48.429176] ? fput+0x18/0x120 [ 48.432341] ? security_file_ioctl+0x50/0x90 [ 48.436738] ? selinux_file_mprotect+0x5f0/0x5f0 [ 48.441467] ksys_ioctl+0x62/0x90 [ 48.444895] ? trace_hardirqs_off_caller+0x49/0x180 [ 48.449900] __x64_sys_ioctl+0x6e/0xb0 [ 48.453765] do_syscall_64+0xd6/0x4e0 [ 48.457557] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 48.462719] RIP: 0033:0x458c29 [ 48.465989] 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 [ 48.485215] RSP: 002b:00007f974d3a5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 48.492916] RAX: ffffffffffffffda RBX: 00007f974d3a5c90 RCX: 0000000000458c29 [ 48.500164] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000004 [ 48.507415] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 48.514685] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f974d3a66d4 [ 48.522061] R13: 00000000004c2d94 R14: 00000000004d5c98 R15: 0000000000000005 [ 48.622500] FAULT_INJECTION: forcing a failure. [ 48.622500] name failslab, interval 1, probability 0, space 0, times 0 [ 48.633723] CPU: 0 PID: 7216 Comm: syz-executor.1 Not tainted 4.19.125-syzkaller #0 [ 48.641685] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.651070] Call Trace: [ 48.653663] dump_stack+0x123/0x177 [ 48.657296] should_fail.cold.4+0x5/0x13 [ 48.661720] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 48.666823] ? mark_held_locks+0x130/0x130 [ 48.671056] ? mark_held_locks+0x130/0x130 [ 48.675290] __should_failslab+0xba/0xf0 [ 48.679352] should_failslab+0x9/0x14 [ 48.683149] __kmalloc+0x70/0x770 [ 48.686601] ? __tty_buffer_request_room+0x1b3/0x550 [ 48.691794] __tty_buffer_request_room+0x1b3/0x550 [ 48.696726] tty_insert_flip_string_fixed_flag+0x77/0x1a0 [ 48.702269] ? kasan_check_write+0x14/0x20 [ 48.706500] ? do_raw_spin_lock+0xd0/0x240 [ 48.710741] pty_write+0xf3/0x200 [ 48.714193] tty_put_char+0x10d/0x130 [ 48.717989] ? dev_match_devt+0x90/0x90 [ 48.721959] ? kasan_check_read+0x11/0x20 [ 48.726104] ? tty_buffer_space_avail+0x56/0xb0 [ 48.730976] ? pty_write_room+0x8f/0xb0 [ 48.734951] __process_echoes+0x311/0x790 [ 48.739099] n_tty_receive_buf_common+0x780/0x2b80 [ 48.744036] n_tty_receive_buf+0xc/0x10 [ 48.748010] tty_ioctl+0x64e/0x12a0 [ 48.751636] ? tty_vhangup+0x20/0x20 [ 48.755351] ? avc_ss_reset+0x140/0x140 [ 48.759349] ? mark_held_locks+0x130/0x130 [ 48.763839] ? kasan_check_write+0x14/0x20 [ 48.768098] ? proc_fail_nth_write+0x13a/0x180 [ 48.772778] ? proc_cwd_link+0x1b0/0x1b0 [ 48.776838] ? __fdget_pos+0xa7/0xd0 [ 48.780548] ? __vfs_write+0xe6/0x890 [ 48.784372] ? __fdget_pos+0xa7/0xd0 [ 48.788089] do_vfs_ioctl+0x199/0x10d0 [ 48.791996] ? ioctl_preallocate+0x1c0/0x1c0 [ 48.796403] ? selinux_file_mprotect+0x5f0/0x5f0 [ 48.801440] ? out_of_line_wait_on_bit_lock+0x42/0x110 [ 48.806715] ? ksys_dup3+0x2e0/0x2e0 [ 48.810423] ? kasan_check_write+0x14/0x20 [ 48.814654] ? fput+0x18/0x120 [ 48.817849] ? security_file_ioctl+0x50/0x90 [ 48.822301] ? selinux_file_mprotect+0x5f0/0x5f0 [ 48.827060] ksys_ioctl+0x62/0x90 [ 48.830515] ? trace_hardirqs_off_caller+0x49/0x180 [ 48.835567] __x64_sys_ioctl+0x6e/0xb0 [ 48.839511] do_syscall_64+0xd6/0x4e0 [ 48.843314] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 48.848529] RIP: 0033:0x458c29 [ 48.851720] 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 [ 48.870706] RSP: 002b:00007f7fbadfdc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 48.878580] RAX: ffffffffffffffda RBX: 00007f7fbadfdc90 RCX: 0000000000458c29 [ 48.886611] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000004 [ 48.894573] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 48.901866] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f7fbadfe6d4 [ 48.909156] R13: 00000000004c2d94 R14: 00000000004d5c98 R15: 0000000000000005 [ 49.266174] FAULT_INJECTION: forcing a failure. [ 49.266174] name failslab, interval 1, probability 0, space 0, times 0 [ 49.279905] CPU: 0 PID: 7387 Comm: syz-executor.5 Not tainted 4.19.125-syzkaller #0 [ 49.287696] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.297087] Call Trace: [ 49.299695] dump_stack+0x123/0x177 [ 49.303334] should_fail.cold.4+0x5/0x13 [ 49.307657] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 49.312762] ? mark_held_locks+0x130/0x130 [ 49.317001] ? mark_held_locks+0x130/0x130 [ 49.321274] __should_failslab+0xba/0xf0 [ 49.325333] should_failslab+0x9/0x14 [ 49.329392] __kmalloc+0x70/0x770 [ 49.332848] ? __tty_buffer_request_room+0x1b3/0x550 [ 49.337952] __tty_buffer_request_room+0x1b3/0x550 [ 49.343058] tty_insert_flip_string_fixed_flag+0x77/0x1a0 [ 49.348608] ? kasan_check_write+0x14/0x20 [ 49.352850] ? do_raw_spin_lock+0xd0/0x240 [ 49.357081] pty_write+0xf3/0x200 [ 49.360544] tty_put_char+0x10d/0x130 [ 49.364352] ? dev_match_devt+0x90/0x90 [ 49.368328] ? kasan_check_read+0x11/0x20 [ 49.372473] ? tty_buffer_space_avail+0x56/0xb0 [ 49.377173] ? pty_write_room+0x8f/0xb0 [ 49.381148] __process_echoes+0x311/0x790 [ 49.385325] n_tty_receive_buf_common+0x780/0x2b80 [ 49.390261] n_tty_receive_buf+0xc/0x10 [ 49.394241] tty_ioctl+0x64e/0x12a0 [ 49.397864] ? tty_vhangup+0x20/0x20 [ 49.401588] ? avc_ss_reset+0x140/0x140 [ 49.405564] ? mark_held_locks+0x130/0x130 [ 49.409801] ? kasan_check_write+0x14/0x20 [ 49.414127] ? proc_fail_nth_write+0x13a/0x180 [ 49.418707] ? proc_cwd_link+0x1b0/0x1b0 [ 49.423289] ? __fdget_pos+0xa7/0xd0 [ 49.427006] ? __vfs_write+0xe6/0x890 [ 49.430808] ? __fdget_pos+0xa7/0xd0 [ 49.434520] do_vfs_ioctl+0x199/0x10d0 [ 49.438404] ? ioctl_preallocate+0x1c0/0x1c0 [ 49.442813] ? selinux_file_mprotect+0x5f0/0x5f0 [ 49.447565] ? out_of_line_wait_on_bit_lock+0x42/0x110 [ 49.452876] ? ksys_dup3+0x2e0/0x2e0 [ 49.456628] ? kasan_check_write+0x14/0x20 [ 49.460878] ? fput+0x18/0x120 [ 49.464108] ? security_file_ioctl+0x50/0x90 [ 49.468515] ? selinux_file_mprotect+0x5f0/0x5f0 [ 49.473271] ksys_ioctl+0x62/0x90 [ 49.476721] ? trace_hardirqs_off_caller+0x49/0x180 [ 49.481786] __x64_sys_ioctl+0x6e/0xb0 [ 49.485680] do_syscall_64+0xd6/0x4e0 [ 49.489566] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 49.495140] RIP: 0033:0x458c29 [ 49.498328] 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 [ 49.517222] RSP: 002b:00007f974d3a5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 49.524923] RAX: ffffffffffffffda RBX: 00007f974d3a5c90 RCX: 0000000000458c29 [ 49.532197] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000004 [ 49.539558] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 49.546888] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f974d3a66d4 [ 49.554190] R13: 00000000004c2d94 R14: 00000000004d5c98 R15: 0000000000000005 [ 49.566257] FAULT_INJECTION: forcing a failure. [ 49.566257] name failslab, interval 1, probability 0, space 0, times 0 [ 49.578648] CPU: 0 PID: 7388 Comm: syz-executor.2 Not tainted 4.19.125-syzkaller #0 [ 49.586427] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.595774] Call Trace: [ 49.598358] dump_stack+0x123/0x177 [ 49.601989] should_fail.cold.4+0x5/0x13 [ 49.606430] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 49.611548] ? mark_held_locks+0x130/0x130 [ 49.615801] ? mark_held_locks+0x130/0x130 [ 49.620636] __should_failslab+0xba/0xf0 [ 49.624680] should_failslab+0x9/0x14 [ 49.628485] __kmalloc+0x70/0x770 [ 49.631920] ? __tty_buffer_request_room+0x1b3/0x550 [ 49.636999] __tty_buffer_request_room+0x1b3/0x550 [ 49.642770] tty_insert_flip_string_fixed_flag+0x77/0x1a0 [ 49.648294] ? kasan_check_write+0x14/0x20 [ 49.652602] ? do_raw_spin_lock+0xd0/0x240 [ 49.656974] pty_write+0xf3/0x200 [ 49.660411] tty_put_char+0x10d/0x130 [ 49.664465] ? dev_match_devt+0x90/0x90 [ 49.668644] ? kasan_check_read+0x11/0x20 [ 49.672794] ? tty_buffer_space_avail+0x56/0xb0 [ 49.677743] ? pty_write_room+0x8f/0xb0 [ 49.681716] __process_echoes+0x311/0x790 [ 49.685849] n_tty_receive_buf_common+0x780/0x2b80 [ 49.690772] n_tty_receive_buf+0xc/0x10 [ 49.694771] tty_ioctl+0x64e/0x12a0 [ 49.698385] ? tty_vhangup+0x20/0x20 [ 49.702161] ? avc_ss_reset+0x140/0x140 [ 49.706136] ? mark_held_locks+0x130/0x130 [ 49.710374] ? kasan_check_write+0x14/0x20 [ 49.714602] ? proc_fail_nth_write+0x13a/0x180 [ 49.719215] ? proc_cwd_link+0x1b0/0x1b0 [ 49.723260] ? __fdget_pos+0xa7/0xd0 [ 49.727496] ? __vfs_write+0xe6/0x890 [ 49.731281] ? __fdget_pos+0xa7/0xd0 [ 49.734976] do_vfs_ioctl+0x199/0x10d0 [ 49.738867] ? ioctl_preallocate+0x1c0/0x1c0 [ 49.743263] ? selinux_file_mprotect+0x5f0/0x5f0 [ 49.748093] ? out_of_line_wait_on_bit_lock+0x42/0x110 [ 49.753347] ? ksys_dup3+0x2e0/0x2e0 [ 49.757060] ? kasan_check_write+0x14/0x20 [ 49.761296] ? fput+0x18/0x120 [ 49.764482] ? security_file_ioctl+0x50/0x90 [ 49.768908] ? selinux_file_mprotect+0x5f0/0x5f0 [ 49.773659] ksys_ioctl+0x62/0x90 [ 49.777809] ? trace_hardirqs_off_caller+0x49/0x180 [ 49.783313] __x64_sys_ioctl+0x6e/0xb0 [ 49.787207] do_syscall_64+0xd6/0x4e0 [ 49.791078] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 49.796408] RIP: 0033:0x458c29 [ 49.799610] 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 [ 49.818956] RSP: 002b:00007ff61b60fc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 49.827168] RAX: ffffffffffffffda RBX: 00007ff61b60fc90 RCX: 0000000000458c29 [ 49.834521] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000004 [ 49.841868] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 49.849139] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff61b6106d4 [ 49.856431] R13: 00000000004c2d94 R14: 00000000004d5c98 R15: 0000000000000005 [ 49.963345] FAULT_INJECTION: forcing a failure. [ 49.963345] name failslab, interval 1, probability 0, space 0, times 0 [ 49.974568] CPU: 0 PID: 7458 Comm: syz-executor.5 Not tainted 4.19.125-syzkaller #0 [ 49.982528] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.986163] FAULT_INJECTION: forcing a failure. [ 49.986163] name failslab, interval 1, probability 0, space 0, times 0 [ 49.991976] Call Trace: [ 50.005985] dump_stack+0x123/0x177 [ 50.009593] should_fail.cold.4+0x5/0x13 [ 50.013629] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 50.018740] ? mark_held_locks+0x130/0x130 [ 50.022969] ? mark_held_locks+0x130/0x130 [ 50.027180] __should_failslab+0xba/0xf0 [ 50.031216] should_failslab+0x9/0x14 [ 50.034993] __kmalloc+0x70/0x770 [ 50.038422] ? __tty_buffer_request_room+0x1b3/0x550 [ 50.043501] __tty_buffer_request_room+0x1b3/0x550 [ 50.048410] tty_insert_flip_string_fixed_flag+0x77/0x1a0 [ 50.054099] ? kasan_check_write+0x14/0x20 [ 50.058316] ? do_raw_spin_lock+0xd0/0x240 [ 50.062536] pty_write+0xf3/0x200 [ 50.066012] tty_put_char+0x10d/0x130 [ 50.070153] ? dev_match_devt+0x90/0x90 [ 50.074130] ? kasan_check_read+0x11/0x20 [ 50.078256] ? tty_buffer_space_avail+0x56/0xb0 [ 50.083075] ? pty_write_room+0x8f/0xb0 [ 50.087039] __process_echoes+0x311/0x790 [ 50.091177] n_tty_receive_buf_common+0x780/0x2b80 [ 50.096308] n_tty_receive_buf+0xc/0x10 [ 50.100257] tty_ioctl+0x64e/0x12a0 [ 50.103862] ? tty_vhangup+0x20/0x20 [ 50.107556] ? avc_ss_reset+0x140/0x140 [ 50.111508] ? mark_held_locks+0x130/0x130 [ 50.115729] ? kasan_check_write+0x14/0x20 [ 50.119953] ? proc_fail_nth_write+0x13a/0x180 [ 50.124598] ? proc_cwd_link+0x1b0/0x1b0 [ 50.128634] ? __fdget_pos+0xa7/0xd0 [ 50.132349] ? __vfs_write+0xe6/0x890 [ 50.136138] ? __fdget_pos+0xa7/0xd0 [ 50.139840] do_vfs_ioctl+0x199/0x10d0 [ 50.146330] ? ioctl_preallocate+0x1c0/0x1c0 [ 50.150811] ? selinux_file_mprotect+0x5f0/0x5f0 [ 50.156678] ? out_of_line_wait_on_bit_lock+0x42/0x110 [ 50.161945] ? ksys_dup3+0x2e0/0x2e0 [ 50.165889] ? kasan_check_write+0x14/0x20 [ 50.170933] ? fput+0x18/0x120 [ 50.175344] ? security_file_ioctl+0x50/0x90 [ 50.181483] ? selinux_file_mprotect+0x5f0/0x5f0 [ 50.186236] ksys_ioctl+0x62/0x90 [ 50.189694] ? trace_hardirqs_off_caller+0x49/0x180 [ 50.194699] __x64_sys_ioctl+0x6e/0xb0 [ 50.198575] do_syscall_64+0xd6/0x4e0 [ 50.202626] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 50.207801] RIP: 0033:0x458c29 [ 50.210971] 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 [ 50.230372] RSP: 002b:00007f974d3a5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 50.238070] RAX: ffffffffffffffda RBX: 00007f974d3a5c90 RCX: 0000000000458c29 [ 50.245329] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000004 [ 50.252577] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 50.259837] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f974d3a66d4 [ 50.267105] R13: 00000000004c2d94 R14: 00000000004d5c98 R15: 0000000000000005 [ 50.275208] CPU: 1 PID: 7466 Comm: syz-executor.2 Not tainted 4.19.125-syzkaller #0 [ 50.283016] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.292365] Call Trace: [ 50.294947] dump_stack+0x123/0x177 [ 50.298580] should_fail.cold.4+0x5/0x13 [ 50.301585] FAULT_INJECTION: forcing a failure. [ 50.301585] name failslab, interval 1, probability 0, space 0, times 0 [ 50.302634] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 50.318887] ? mark_held_locks+0x130/0x130 [ 50.323110] ? mark_held_locks+0x130/0x130 [ 50.327327] __should_failslab+0xba/0xf0 [ 50.331367] should_failslab+0x9/0x14 [ 50.335680] __kmalloc+0x70/0x770 [ 50.339209] ? __tty_buffer_request_room+0x1b3/0x550 [ 50.344301] __tty_buffer_request_room+0x1b3/0x550 [ 50.349212] tty_insert_flip_string_fixed_flag+0x77/0x1a0 [ 50.354738] ? kasan_check_write+0x14/0x20 [ 50.358958] ? do_raw_spin_lock+0xd0/0x240 [ 50.363171] pty_write+0xf3/0x200 [ 50.366615] tty_put_char+0x10d/0x130 [ 50.370405] ? dev_match_devt+0x90/0x90 [ 50.374355] ? kasan_check_read+0x11/0x20 [ 50.378495] ? tty_buffer_space_avail+0x56/0xb0 [ 50.383148] ? pty_write_room+0x8f/0xb0 [ 50.387098] __process_echoes+0x311/0x790 [ 50.391245] n_tty_receive_buf_common+0x780/0x2b80 [ 50.396177] n_tty_receive_buf+0xc/0x10 [ 50.400129] tty_ioctl+0x64e/0x12a0 [ 50.403733] ? tty_vhangup+0x20/0x20 [ 50.407510] ? avc_ss_reset+0x140/0x140 [ 50.411461] ? mark_held_locks+0x130/0x130 [ 50.415673] ? kasan_check_write+0x14/0x20 [ 50.419895] ? proc_fail_nth_write+0x13a/0x180 [ 50.424474] ? proc_cwd_link+0x1b0/0x1b0 [ 50.428535] ? __fdget_pos+0xa7/0xd0 [ 50.432227] ? __vfs_write+0xe6/0x890 [ 50.436089] ? __fdget_pos+0xa7/0xd0 [ 50.439783] do_vfs_ioctl+0x199/0x10d0 [ 50.444181] ? ioctl_preallocate+0x1c0/0x1c0 [ 50.448566] ? selinux_file_mprotect+0x5f0/0x5f0 [ 50.453301] ? out_of_line_wait_on_bit_lock+0x42/0x110 [ 50.458570] ? ksys_dup3+0x2e0/0x2e0 [ 50.462261] ? kasan_check_write+0x14/0x20 [ 50.466485] ? fput+0x18/0x120 [ 50.469655] ? security_file_ioctl+0x50/0x90 [ 50.474038] ? selinux_file_mprotect+0x5f0/0x5f0 [ 50.478791] ksys_ioctl+0x62/0x90 [ 50.482235] ? trace_hardirqs_off_caller+0x49/0x180 [ 50.487324] __x64_sys_ioctl+0x6e/0xb0 [ 50.491189] do_syscall_64+0xd6/0x4e0 [ 50.494966] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 50.500134] RIP: 0033:0x458c29 [ 50.503304] 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 [ 50.522800] RSP: 002b:00007ff61b60fc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 50.530500] RAX: ffffffffffffffda RBX: 00007ff61b60fc90 RCX: 0000000000458c29 [ 50.537763] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000004 [ 50.545199] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 50.552640] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff61b6106d4 [ 50.560010] R13: 00000000004c2d94 R14: 00000000004d5c98 R15: 0000000000000005 [ 50.567359] CPU: 0 PID: 7467 Comm: syz-executor.1 Not tainted 4.19.125-syzkaller #0 [ 50.575245] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.584681] Call Trace: [ 50.587272] dump_stack+0x123/0x177 [ 50.590908] should_fail.cold.4+0x5/0x13 [ 50.594974] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 50.600078] ? mark_held_locks+0x130/0x130 [ 50.604538] ? mark_held_locks+0x130/0x130 [ 50.608776] __should_failslab+0xba/0xf0 [ 50.613098] should_failslab+0x9/0x14 [ 50.617320] __kmalloc+0x70/0x770 [ 50.621091] ? __tty_buffer_request_room+0x1b3/0x550 [ 50.626199] __tty_buffer_request_room+0x1b3/0x550 [ 50.631172] tty_insert_flip_string_fixed_flag+0x77/0x1a0 [ 50.636830] ? kasan_check_write+0x14/0x20 [ 50.642028] ? do_raw_spin_lock+0xd0/0x240 [ 50.646617] pty_write+0xf3/0x200 [ 50.653397] tty_put_char+0x10d/0x130 [ 50.657205] ? dev_match_devt+0x90/0x90 [ 50.661288] ? kasan_check_read+0x11/0x20 [ 50.665432] ? tty_buffer_space_avail+0x56/0xb0 [ 50.670185] ? pty_write_room+0x8f/0xb0 [ 50.674165] __process_echoes+0x311/0x790 [ 50.678323] n_tty_receive_buf_common+0x780/0x2b80 [ 50.683298] n_tty_receive_buf+0xc/0x10 [ 50.687269] tty_ioctl+0x64e/0x12a0 [ 50.690933] ? tty_vhangup+0x20/0x20 [ 50.694655] ? avc_ss_reset+0x140/0x140 [ 50.698733] ? mark_held_locks+0x130/0x130 [ 50.702986] ? kasan_check_write+0x14/0x20 [ 50.707510] ? proc_fail_nth_write+0x13a/0x180 [ 50.712539] ? proc_cwd_link+0x1b0/0x1b0 [ 50.716599] ? __fdget_pos+0xa7/0xd0 [ 50.720316] ? __vfs_write+0xe6/0x890 [ 50.724121] ? __fdget_pos+0xa7/0xd0 [ 50.727848] do_vfs_ioctl+0x199/0x10d0 [ 50.731739] ? ioctl_preallocate+0x1c0/0x1c0 [ 50.736411] ? selinux_file_mprotect+0x5f0/0x5f0 [ 50.741365] ? out_of_line_wait_on_bit_lock+0x42/0x110 [ 50.747424] ? ksys_dup3+0x2e0/0x2e0 [ 50.751145] ? kasan_check_write+0x14/0x20 [ 50.755380] ? fput+0x18/0x120 [ 50.758582] ? security_file_ioctl+0x50/0x90 [ 50.763108] ? selinux_file_mprotect+0x5f0/0x5f0 [ 50.767956] ksys_ioctl+0x62/0x90 [ 50.771435] ? trace_hardirqs_off_caller+0x49/0x180 [ 50.776556] __x64_sys_ioctl+0x6e/0xb0 [ 50.780468] do_syscall_64+0xd6/0x4e0 [ 50.784272] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 50.789458] RIP: 0033:0x458c29 [ 50.792657] 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 [ 50.812081] RSP: 002b:00007f7fbadfdc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 50.820146] RAX: ffffffffffffffda RBX: 00007f7fbadfdc90 RCX: 0000000000458c29 [ 50.827768] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000004 [ 50.835121] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 50.842393] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f7fbadfe6d4 [ 50.849917] R13: 00000000004c2d94 R14: 00000000004d5c98 R15: 0000000000000005 [ 50.932517] FAULT_INJECTION: forcing a failure. [ 50.932517] name failslab, interval 1, probability 0, space 0, times 0 [ 50.944443] CPU: 0 PID: 7520 Comm: syz-executor.3 Not tainted 4.19.125-syzkaller #0 [ 50.952226] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.961576] Call Trace: [ 50.964312] dump_stack+0x123/0x177 [ 50.967953] should_fail.cold.4+0x5/0x13 [ 50.972021] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 50.977210] ? mark_held_locks+0x130/0x130 [ 50.981535] ? mark_held_locks+0x130/0x130 [ 50.985778] __should_failslab+0xba/0xf0 [ 50.989973] should_failslab+0x9/0x14 [ 50.993788] __kmalloc+0x70/0x770 [ 50.997468] ? __tty_buffer_request_room+0x1b3/0x550 [ 51.002575] __tty_buffer_request_room+0x1b3/0x550 [ 51.008030] tty_insert_flip_string_fixed_flag+0x77/0x1a0 [ 51.014187] ? kasan_check_write+0x14/0x20 [ 51.018683] ? do_raw_spin_lock+0xd0/0x240 [ 51.023121] pty_write+0xf3/0x200 [ 51.026566] tty_put_char+0x10d/0x130 [ 51.030393] ? dev_match_devt+0x90/0x90 [ 51.034350] ? kasan_check_read+0x11/0x20 [ 51.038476] ? tty_buffer_space_avail+0x56/0xb0 [ 51.043567] ? pty_write_room+0x8f/0xb0 [ 51.048147] __process_echoes+0x311/0x790 [ 51.052316] n_tty_receive_buf_common+0x780/0x2b80 [ 51.057316] n_tty_receive_buf+0xc/0x10 [ 51.061283] tty_ioctl+0x64e/0x12a0 [ 51.064907] ? tty_vhangup+0x20/0x20 [ 51.068783] ? avc_ss_reset+0x140/0x140 [ 51.073270] ? mark_held_locks+0x130/0x130 [ 51.077725] ? kasan_check_write+0x14/0x20 [ 51.081973] ? proc_fail_nth_write+0x13a/0x180 [ 51.086541] ? proc_cwd_link+0x1b0/0x1b0 [ 51.090607] ? __fdget_pos+0xa7/0xd0 [ 51.094316] ? __vfs_write+0xe6/0x890 [ 51.098108] ? __fdget_pos+0xa7/0xd0 [ 51.101815] do_vfs_ioctl+0x199/0x10d0 [ 51.105687] ? ioctl_preallocate+0x1c0/0x1c0 [ 51.110093] ? selinux_file_mprotect+0x5f0/0x5f0 [ 51.115168] ? out_of_line_wait_on_bit_lock+0x42/0x110 [ 51.120884] ? ksys_dup3+0x2e0/0x2e0 [ 51.125523] ? kasan_check_write+0x14/0x20 [ 51.129915] ? fput+0x18/0x120 [ 51.133133] ? security_file_ioctl+0x50/0x90 [ 51.137869] ? selinux_file_mprotect+0x5f0/0x5f0 [ 51.143384] ksys_ioctl+0x62/0x90 [ 51.146819] ? trace_hardirqs_off_caller+0x49/0x180 [ 51.151836] __x64_sys_ioctl+0x6e/0xb0 [ 51.155730] do_syscall_64+0xd6/0x4e0 [ 51.159523] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 51.164708] RIP: 0033:0x458c29 [ 51.167919] 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 [ 51.187242] RSP: 002b:00007f6d51465c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 51.195739] RAX: ffffffffffffffda RBX: 00007f6d51465c90 RCX: 0000000000458c29 [ 51.203028] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000004 [ 51.210282] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 51.219109] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6d514666d4 [ 51.226373] R13: 00000000004c2d94 R14: 00000000004d5c98 R15: 0000000000000005 [ 51.248323] FAULT_INJECTION: forcing a failure. [ 51.248323] name failslab, interval 1, probability 0, space 0, times 0 [ 51.259968] CPU: 0 PID: 7538 Comm: syz-executor.5 Not tainted 4.19.125-syzkaller #0 [ 51.268045] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.277916] Call Trace: [ 51.280506] dump_stack+0x123/0x177 [ 51.284840] should_fail.cold.4+0x5/0x13 [ 51.288928] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 51.294033] ? mark_held_locks+0x130/0x130 [ 51.298303] ? mark_held_locks+0x130/0x130 [ 51.302539] __should_failslab+0xba/0xf0 [ 51.306695] should_failslab+0x9/0x14 [ 51.310494] __kmalloc+0x70/0x770 [ 51.314034] ? __tty_buffer_request_room+0x1b3/0x550 [ 51.319165] __tty_buffer_request_room+0x1b3/0x550 [ 51.324103] tty_insert_flip_string_fixed_flag+0x77/0x1a0 [ 51.329754] ? kasan_check_write+0x14/0x20 [ 51.334076] ? do_raw_spin_lock+0xd0/0x240 [ 51.338309] pty_write+0xf3/0x200 [ 51.341849] tty_put_char+0x10d/0x130 [ 51.345648] ? dev_match_devt+0x90/0x90 [ 51.349619] ? kasan_check_read+0x11/0x20 [ 51.353762] ? tty_buffer_space_avail+0x56/0xb0 [ 51.358480] ? pty_write_room+0x8f/0xb0 [ 51.362487] __process_echoes+0x311/0x790 [ 51.366640] n_tty_receive_buf_common+0x780/0x2b80 [ 51.371577] n_tty_receive_buf+0xc/0x10 [ 51.375550] tty_ioctl+0x64e/0x12a0 [ 51.379187] ? tty_vhangup+0x20/0x20 [ 51.382929] ? avc_ss_reset+0x140/0x140 [ 51.386906] ? mark_held_locks+0x130/0x130 [ 51.391140] ? kasan_check_write+0x14/0x20 [ 51.395411] ? proc_fail_nth_write+0x13a/0x180 [ 51.399988] ? proc_cwd_link+0x1b0/0x1b0 [ 51.404048] ? __fdget_pos+0xa7/0xd0 [ 51.407769] ? __vfs_write+0xe6/0x890 [ 51.411570] ? __fdget_pos+0xa7/0xd0 [ 51.415285] do_vfs_ioctl+0x199/0x10d0 [ 51.419171] ? ioctl_preallocate+0x1c0/0x1c0 [ 51.423588] ? selinux_file_mprotect+0x5f0/0x5f0 [ 51.428440] ? out_of_line_wait_on_bit_lock+0x42/0x110 [ 51.433728] ? ksys_dup3+0x2e0/0x2e0 [ 51.437456] ? kasan_check_write+0x14/0x20 [ 51.441686] ? fput+0x18/0x120 [ 51.444880] ? security_file_ioctl+0x50/0x90 [ 51.449286] ? selinux_file_mprotect+0x5f0/0x5f0 [ 51.454043] ksys_ioctl+0x62/0x90 [ 51.457494] ? trace_hardirqs_off_caller+0x49/0x180 [ 51.462518] __x64_sys_ioctl+0x6e/0xb0 [ 51.466507] do_syscall_64+0xd6/0x4e0 [ 51.470381] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 51.476103] RIP: 0033:0x458c29 [ 51.479276] 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 [ 51.498432] RSP: 002b:00007f974d3a5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 51.506120] RAX: ffffffffffffffda RBX: 00007f974d3a5c90 RCX: 0000000000458c29 [ 51.513440] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000004 [ 51.520685] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 51.527931] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f974d3a66d4 [ 51.535264] R13: 00000000004c2d94 R14: 00000000004d5c98 R15: 0000000000000005 [ 51.551555] FAULT_INJECTION: forcing a failure. [ 51.551555] name failslab, interval 1, probability 0, space 0, times 0 [ 51.562803] CPU: 0 PID: 7568 Comm: syz-executor.2 Not tainted 4.19.125-syzkaller #0 [ 51.570599] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.580034] Call Trace: [ 51.582676] dump_stack+0x123/0x177 [ 51.586397] should_fail.cold.4+0x5/0x13 [ 51.590645] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 51.595758] ? mark_held_locks+0x130/0x130 [ 51.600003] ? mark_held_locks+0x130/0x130 [ 51.604264] __should_failslab+0xba/0xf0 [ 51.608379] should_failslab+0x9/0x14 [ 51.612182] __kmalloc+0x70/0x770 [ 51.615685] ? __tty_buffer_request_room+0x1b3/0x550 [ 51.621072] __tty_buffer_request_room+0x1b3/0x550 [ 51.626030] tty_insert_flip_string_fixed_flag+0x77/0x1a0 [ 51.631785] ? kasan_check_write+0x14/0x20 [ 51.636070] ? do_raw_spin_lock+0xd0/0x240 [ 51.640308] pty_write+0xf3/0x200 [ 51.643763] tty_put_char+0x10d/0x130 [ 51.647560] ? dev_match_devt+0x90/0x90 [ 51.651620] ? kasan_check_read+0x11/0x20 [ 51.656152] ? tty_buffer_space_avail+0x56/0xb0 [ 51.660833] ? pty_write_room+0x8f/0xb0 [ 51.664955] __process_echoes+0x311/0x790 [ 51.669718] n_tty_receive_buf_common+0x780/0x2b80 [ 51.674944] n_tty_receive_buf+0xc/0x10 [ 51.678955] tty_ioctl+0x64e/0x12a0 [ 51.682622] ? tty_vhangup+0x20/0x20 [ 51.686511] ? avc_ss_reset+0x140/0x140 [ 51.690956] ? mark_held_locks+0x130/0x130 [ 51.695171] ? kasan_check_write+0x14/0x20 [ 51.699414] ? proc_fail_nth_write+0x13a/0x180 [ 51.703997] ? proc_cwd_link+0x1b0/0x1b0 [ 51.708055] ? __fdget_pos+0xa7/0xd0 [ 51.713174] ? __vfs_write+0xe6/0x890 [ 51.717101] ? __fdget_pos+0xa7/0xd0 [ 51.720801] do_vfs_ioctl+0x199/0x10d0 [ 51.725109] ? ioctl_preallocate+0x1c0/0x1c0 [ 51.729604] ? selinux_file_mprotect+0x5f0/0x5f0 [ 51.734446] ? out_of_line_wait_on_bit_lock+0x42/0x110 [ 51.739696] ? ksys_dup3+0x2e0/0x2e0 [ 51.743422] ? kasan_check_write+0x14/0x20 [ 51.747645] ? fput+0x18/0x120 [ 51.750824] ? security_file_ioctl+0x50/0x90 [ 51.755206] ? selinux_file_mprotect+0x5f0/0x5f0 [ 51.760195] ksys_ioctl+0x62/0x90 [ 51.763635] ? trace_hardirqs_off_caller+0x49/0x180 [ 51.768631] __x64_sys_ioctl+0x6e/0xb0 [ 51.772505] do_syscall_64+0xd6/0x4e0 [ 51.776285] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 51.781445] RIP: 0033:0x458c29 [ 51.784631] 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 [ 51.804743] RSP: 002b:00007ff61b60fc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 51.813898] RAX: ffffffffffffffda RBX: 00007ff61b60fc90 RCX: 0000000000458c29 [ 51.821335] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000004 [ 51.828652] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 51.835917] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff61b6106d4 [ 51.843526] R13: 00000000004c2d94 R14: 00000000004d5c98 R15: 0000000000000005 [ 51.859588] FAULT_INJECTION: forcing a failure. [ 51.859588] name failslab, interval 1, probability 0, space 0, times 0 [ 51.871146] CPU: 0 PID: 7587 Comm: syz-executor.5 Not tainted 4.19.125-syzkaller #0 [ 51.879042] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.888425] Call Trace: [ 51.891014] dump_stack+0x123/0x177 [ 51.894658] should_fail.cold.4+0x5/0x13 [ 51.898980] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 51.904260] ? mark_held_locks+0x130/0x130 [ 51.908497] ? mark_held_locks+0x130/0x130 [ 51.912819] __should_failslab+0xba/0xf0 [ 51.916914] should_failslab+0x9/0x14 [ 51.920714] __kmalloc+0x70/0x770 [ 51.924262] ? __tty_buffer_request_room+0x1b3/0x550 [ 51.929394] __tty_buffer_request_room+0x1b3/0x550 [ 51.934502] tty_insert_flip_string_fixed_flag+0x77/0x1a0 [ 51.940041] ? kasan_check_write+0x14/0x20 [ 51.944282] ? do_raw_spin_lock+0xd0/0x240 [ 51.948866] pty_write+0xf3/0x200 [ 51.952320] tty_put_char+0x10d/0x130 [ 51.956128] ? dev_match_devt+0x90/0x90 [ 51.960109] ? kasan_check_read+0x11/0x20 [ 51.964609] ? tty_buffer_space_avail+0x56/0xb0 [ 51.969803] ? pty_write_room+0x8f/0xb0 [ 51.973883] __process_echoes+0x311/0x790 [ 51.978035] n_tty_receive_buf_common+0x780/0x2b80 [ 51.982974] n_tty_receive_buf+0xc/0x10 [ 51.987241] tty_ioctl+0x64e/0x12a0 [ 51.990900] ? tty_vhangup+0x20/0x20 [ 51.994613] ? avc_ss_reset+0x140/0x140 [ 51.998808] ? mark_held_locks+0x130/0x130 [ 52.003039] ? kasan_check_write+0x14/0x20 [ 52.007288] ? proc_fail_nth_write+0x13a/0x180 [ 52.011880] ? proc_cwd_link+0x1b0/0x1b0 [ 52.016031] ? __fdget_pos+0xa7/0xd0 [ 52.019750] ? __vfs_write+0xe6/0x890 [ 52.024504] ? __fdget_pos+0xa7/0xd0 [ 52.028224] do_vfs_ioctl+0x199/0x10d0 [ 52.032150] ? ioctl_preallocate+0x1c0/0x1c0 [ 52.036569] ? selinux_file_mprotect+0x5f0/0x5f0 [ 52.041329] ? out_of_line_wait_on_bit_lock+0x42/0x110 [ 52.046606] ? ksys_dup3+0x2e0/0x2e0 [ 52.050316] ? kasan_check_write+0x14/0x20 [ 52.054555] ? fput+0x18/0x120 [ 52.057745] ? security_file_ioctl+0x50/0x90 [ 52.062235] ? selinux_file_mprotect+0x5f0/0x5f0 [ 52.066992] ksys_ioctl+0x62/0x90 [ 52.070443] ? trace_hardirqs_off_caller+0x49/0x180 [ 52.075461] __x64_sys_ioctl+0x6e/0xb0 [ 52.079461] do_syscall_64+0xd6/0x4e0 [ 52.083264] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 52.088452] RIP: 0033:0x458c29 [ 52.091639] 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 [ 52.110794] RSP: 002b:00007f974d3a5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 52.118611] RAX: ffffffffffffffda RBX: 00007f974d3a5c90 RCX: 0000000000458c29 [ 52.126137] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000004 [ 52.133659] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 52.141034] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f974d3a66d4 [ 52.148603] R13: 00000000004c2d94 R14: 00000000004d5c98 R15: 0000000000000005 [ 52.200348] FAULT_INJECTION: forcing a failure. [ 52.200348] name failslab, interval 1, probability 0, space 0, times 0 [ 52.211564] CPU: 0 PID: 7638 Comm: syz-executor.3 Not tainted 4.19.125-syzkaller #0 [ 52.219373] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.229277] Call Trace: [ 52.231865] dump_stack+0x123/0x177 [ 52.235753] should_fail.cold.4+0x5/0x13 [ 52.239907] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 52.245455] ? mark_held_locks+0x130/0x130 [ 52.249693] ? mark_held_locks+0x130/0x130 [ 52.255493] __should_failslab+0xba/0xf0 [ 52.259640] should_failslab+0x9/0x14 [ 52.263448] __kmalloc+0x70/0x770 [ 52.266904] ? __tty_buffer_request_room+0x1b3/0x550 [ 52.272091] __tty_buffer_request_room+0x1b3/0x550 [ 52.277032] tty_insert_flip_string_fixed_flag+0x77/0x1a0 [ 52.282572] ? kasan_check_write+0x14/0x20 [ 52.286805] ? do_raw_spin_lock+0xd0/0x240 [ 52.291040] pty_write+0xf3/0x200 [ 52.294517] tty_put_char+0x10d/0x130 [ 52.298314] ? dev_match_devt+0x90/0x90 [ 52.302284] ? kasan_check_read+0x11/0x20 [ 52.306446] ? tty_buffer_space_avail+0x56/0xb0 [ 52.311123] ? pty_write_room+0x8f/0xb0 [ 52.315105] __process_echoes+0x311/0x790 [ 52.319808] n_tty_receive_buf_common+0x780/0x2b80 [ 52.329503] n_tty_receive_buf+0xc/0x10 [ 52.335138] tty_ioctl+0x64e/0x12a0 [ 52.338953] ? tty_vhangup+0x20/0x20 [ 52.342854] ? avc_ss_reset+0x140/0x140 [ 52.347384] ? mark_held_locks+0x130/0x130 [ 52.352336] ? kasan_check_write+0x14/0x20 [ 52.356580] ? proc_fail_nth_write+0x13a/0x180 [ 52.362132] ? proc_cwd_link+0x1b0/0x1b0 [ 52.366722] ? __fdget_pos+0xa7/0xd0 [ 52.371314] ? __vfs_write+0xe6/0x890 [ 52.375213] ? __fdget_pos+0xa7/0xd0 [ 52.379018] do_vfs_ioctl+0x199/0x10d0 [ 52.383180] ? ioctl_preallocate+0x1c0/0x1c0 [ 52.387854] ? selinux_file_mprotect+0x5f0/0x5f0 [ 52.394241] ? out_of_line_wait_on_bit_lock+0x42/0x110 [ 52.399525] ? ksys_dup3+0x2e0/0x2e0 [ 52.403364] ? kasan_check_write+0x14/0x20 [ 52.407610] ? fput+0x18/0x120 [ 52.411092] ? security_file_ioctl+0x50/0x90 [ 52.415518] ? selinux_file_mprotect+0x5f0/0x5f0 [ 52.421069] ksys_ioctl+0x62/0x90 [ 52.424534] ? trace_hardirqs_off_caller+0x49/0x180 [ 52.429922] __x64_sys_ioctl+0x6e/0xb0 [ 52.433814] do_syscall_64+0xd6/0x4e0 [ 52.437637] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 52.442916] RIP: 0033:0x458c29 [ 52.446100] 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 [ 52.465388] RSP: 002b:00007f6d51465c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 52.473168] RAX: ffffffffffffffda RBX: 00007f6d51465c90 RCX: 0000000000458c29 [ 52.480945] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000004 [ 52.488446] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 52.496318] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6d514666d4 [ 52.504208] R13: 00000000004c2d94 R14: 00000000004d5c98 R15: 0000000000000005 [ 52.606246] FAULT_INJECTION: forcing a failure. [ 52.606246] name failslab, interval 1, probability 0, space 0, times 0 [ 52.607882] FAULT_INJECTION: forcing a failure. [ 52.607882] name failslab, interval 1, probability 0, space 0, times 0 [ 52.617487] CPU: 0 PID: 7693 Comm: syz-executor.0 Not tainted 4.19.125-syzkaller #0 [ 52.636419] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.645756] Call Trace: [ 52.648353] dump_stack+0x123/0x177 [ 52.651963] should_fail.cold.4+0x5/0x13 [ 52.656002] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 52.661199] ? mark_held_locks+0x130/0x130 [ 52.665415] ? mark_held_locks+0x130/0x130 [ 52.669646] __should_failslab+0xba/0xf0 [ 52.673689] should_failslab+0x9/0x14 [ 52.677580] __kmalloc+0x70/0x770 [ 52.681018] ? __tty_buffer_request_room+0x1b3/0x550 [ 52.686114] __tty_buffer_request_room+0x1b3/0x550 [ 52.691021] tty_insert_flip_string_fixed_flag+0x77/0x1a0 [ 52.696552] ? kasan_check_write+0x14/0x20 [ 52.700777] ? do_raw_spin_lock+0xd0/0x240 [ 52.705001] pty_write+0xf3/0x200 [ 52.708453] tty_put_char+0x10d/0x130 [ 52.712231] ? dev_match_devt+0x90/0x90 [ 52.716198] ? kasan_check_read+0x11/0x20 [ 52.720322] ? tty_buffer_space_avail+0x56/0xb0 [ 52.731181] ? pty_write_room+0x8f/0xb0 [ 52.735132] __process_echoes+0x311/0x790 [ 52.739798] n_tty_receive_buf_common+0x780/0x2b80 [ 52.744737] n_tty_receive_buf+0xc/0x10 [ 52.748709] tty_ioctl+0x64e/0x12a0 [ 52.752346] ? tty_vhangup+0x20/0x20 [ 52.756045] ? avc_ss_reset+0x140/0x140 [ 52.760018] ? mark_held_locks+0x130/0x130 [ 52.764233] ? kasan_check_write+0x14/0x20 [ 52.768447] ? proc_fail_nth_write+0x13a/0x180 [ 52.773020] ? proc_cwd_link+0x1b0/0x1b0 [ 52.777057] ? __fdget_pos+0xa7/0xd0 [ 52.780769] ? __vfs_write+0xe6/0x890 [ 52.784544] ? __fdget_pos+0xa7/0xd0 [ 52.788343] do_vfs_ioctl+0x199/0x10d0 [ 52.792213] ? ioctl_preallocate+0x1c0/0x1c0 [ 52.796615] ? selinux_file_mprotect+0x5f0/0x5f0 [ 52.801375] ? out_of_line_wait_on_bit_lock+0x42/0x110 [ 52.806652] ? ksys_dup3+0x2e0/0x2e0 [ 52.810345] ? kasan_check_write+0x14/0x20 [ 52.814558] ? fput+0x18/0x120 [ 52.817733] ? security_file_ioctl+0x50/0x90 [ 52.822123] ? selinux_file_mprotect+0x5f0/0x5f0 [ 52.826874] ksys_ioctl+0x62/0x90 [ 52.830317] ? trace_hardirqs_off_caller+0x49/0x180 [ 52.835340] __x64_sys_ioctl+0x6e/0xb0 [ 52.839259] do_syscall_64+0xd6/0x4e0 [ 52.843049] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 52.848249] RIP: 0033:0x458c29 [ 52.851434] 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 [ 52.870321] RSP: 002b:00007f1ddedd9c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 52.878352] RAX: ffffffffffffffda RBX: 00007f1ddedd9c90 RCX: 0000000000458c29 [ 52.885730] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000004 [ 52.892986] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 52.900258] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1ddedda6d4 [ 52.907531] R13: 00000000004c2d94 R14: 00000000004d5c98 R15: 0000000000000005 [ 52.914796] CPU: 1 PID: 7696 Comm: syz-executor.3 Not tainted 4.19.125-syzkaller #0 [ 52.922724] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.932079] Call Trace: [ 52.934676] dump_stack+0x123/0x177 [ 52.938307] should_fail.cold.4+0x5/0x13 [ 52.942378] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 52.944339] FAULT_INJECTION: forcing a failure. [ 52.944339] name failslab, interval 1, probability 0, space 0, times 0 [ 52.947481] ? mark_held_locks+0x130/0x130 [ 52.963135] ? mark_held_locks+0x130/0x130 [ 52.967377] __should_failslab+0xba/0xf0 [ 52.972460] should_failslab+0x9/0x14 [ 52.976248] __kmalloc+0x70/0x770 [ 52.979860] ? __tty_buffer_request_room+0x1b3/0x550 [ 52.984942] __tty_buffer_request_room+0x1b3/0x550 [ 52.989850] tty_insert_flip_string_fixed_flag+0x77/0x1a0 [ 52.995367] ? kasan_check_write+0x14/0x20 [ 52.999581] ? do_raw_spin_lock+0xd0/0x240 [ 53.003812] pty_write+0xf3/0x200 [ 53.007790] tty_put_char+0x10d/0x130 [ 53.011569] ? dev_match_devt+0x90/0x90 [ 53.015547] ? kasan_check_read+0x11/0x20 [ 53.019672] ? tty_buffer_space_avail+0x56/0xb0 [ 53.024320] ? pty_write_room+0x8f/0xb0 [ 53.028364] __process_echoes+0x311/0x790 [ 53.032537] n_tty_receive_buf_common+0x780/0x2b80 [ 53.037480] n_tty_receive_buf+0xc/0x10 [ 53.041610] tty_ioctl+0x64e/0x12a0 [ 53.045216] ? tty_vhangup+0x20/0x20 [ 53.048920] ? avc_ss_reset+0x140/0x140 [ 53.052891] ? mark_held_locks+0x130/0x130 [ 53.057119] ? kasan_check_write+0x14/0x20 [ 53.061348] ? proc_fail_nth_write+0x13a/0x180 [ 53.065908] ? proc_cwd_link+0x1b0/0x1b0 [ 53.069946] ? __fdget_pos+0xa7/0xd0 [ 53.073638] ? __vfs_write+0xe6/0x890 [ 53.077432] ? __fdget_pos+0xa7/0xd0 [ 53.081127] do_vfs_ioctl+0x199/0x10d0 [ 53.086401] ? ioctl_preallocate+0x1c0/0x1c0 [ 53.090825] ? selinux_file_mprotect+0x5f0/0x5f0 [ 53.095558] ? out_of_line_wait_on_bit_lock+0x42/0x110 [ 53.100815] ? ksys_dup3+0x2e0/0x2e0 [ 53.104505] ? kasan_check_write+0x14/0x20 [ 53.108721] ? fput+0x18/0x120 [ 53.111894] ? security_file_ioctl+0x50/0x90 [ 53.116278] ? selinux_file_mprotect+0x5f0/0x5f0 [ 53.121010] ksys_ioctl+0x62/0x90 [ 53.124449] ? trace_hardirqs_off_caller+0x49/0x180 [ 53.129440] __x64_sys_ioctl+0x6e/0xb0 [ 53.133304] do_syscall_64+0xd6/0x4e0 [ 53.137875] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.143038] RIP: 0033:0x458c29 [ 53.146210] 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 [ 53.166060] RSP: 002b:00007f6d51465c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 53.173763] RAX: ffffffffffffffda RBX: 00007f6d51465c90 RCX: 0000000000458c29 [ 53.181795] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000004 [ 53.189042] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 53.196308] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6d514666d4 2020/05/28 15:04:03 executed programs: 199 [ 53.203553] R13: 00000000004c2d94 R14: 00000000004d5c98 R15: 0000000000000005 [ 53.210817] CPU: 0 PID: 7702 Comm: syz-executor.5 Not tainted 4.19.125-syzkaller #0 [ 53.218611] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.227954] Call Trace: [ 53.230538] dump_stack+0x123/0x177 [ 53.234169] should_fail.cold.4+0x5/0x13 [ 53.238232] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 53.243346] ? mark_held_locks+0x130/0x130 [ 53.247587] ? mark_held_locks+0x130/0x130 [ 53.251828] __should_failslab+0xba/0xf0 [ 53.255898] should_failslab+0x9/0x14 [ 53.259700] __kmalloc+0x70/0x770 [ 53.263157] ? __tty_buffer_request_room+0x1b3/0x550 [ 53.268288] __tty_buffer_request_room+0x1b3/0x550 [ 53.273254] tty_insert_flip_string_fixed_flag+0x77/0x1a0 [ 53.278810] ? kasan_check_write+0x14/0x20 [ 53.283045] ? do_raw_spin_lock+0xd0/0x240 [ 53.287289] pty_write+0xf3/0x200 [ 53.291024] tty_put_char+0x10d/0x130 [ 53.294961] ? dev_match_devt+0x90/0x90 [ 53.298933] ? kasan_check_read+0x11/0x20 [ 53.303113] ? tty_buffer_space_avail+0x56/0xb0 [ 53.307784] ? pty_write_room+0x8f/0xb0 [ 53.311765] __process_echoes+0x311/0x790 [ 53.315919] n_tty_receive_buf_common+0x780/0x2b80 [ 53.320858] n_tty_receive_buf+0xc/0x10 [ 53.324918] tty_ioctl+0x64e/0x12a0 [ 53.328548] ? tty_vhangup+0x20/0x20 [ 53.332261] ? avc_ss_reset+0x140/0x140 [ 53.336258] ? mark_held_locks+0x130/0x130 [ 53.340491] ? kasan_check_write+0x14/0x20 [ 53.344741] ? proc_fail_nth_write+0x13a/0x180 [ 53.349321] ? proc_cwd_link+0x1b0/0x1b0 [ 53.353386] ? __fdget_pos+0xa7/0xd0 [ 53.357114] ? __vfs_write+0xe6/0x890 [ 53.360916] ? __fdget_pos+0xa7/0xd0 [ 53.364635] do_vfs_ioctl+0x199/0x10d0 [ 53.368539] ? ioctl_preallocate+0x1c0/0x1c0 [ 53.372948] ? selinux_file_mprotect+0x5f0/0x5f0 [ 53.377710] ? out_of_line_wait_on_bit_lock+0x42/0x110 [ 53.383012] ? ksys_dup3+0x2e0/0x2e0 [ 53.386727] ? kasan_check_write+0x14/0x20 [ 53.391392] ? fput+0x18/0x120 [ 53.394596] ? security_file_ioctl+0x50/0x90 [ 53.399037] ? selinux_file_mprotect+0x5f0/0x5f0 [ 53.403800] ksys_ioctl+0x62/0x90 [ 53.407249] ? trace_hardirqs_off_caller+0x49/0x180 [ 53.412962] __x64_sys_ioctl+0x6e/0xb0 [ 53.416850] do_syscall_64+0xd6/0x4e0 [ 53.420648] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.425843] RIP: 0033:0x458c29 [ 53.429133] 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 [ 53.448027] RSP: 002b:00007f974d3a5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 53.455742] RAX: ffffffffffffffda RBX: 00007f974d3a5c90 RCX: 0000000000458c29 [ 53.463013] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000004 [ 53.470285] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 53.477640] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f974d3a66d4 [ 53.484907] R13: 00000000004c2d94 R14: 00000000004d5c98 R15: 0000000000000005 [ 53.539527] FAULT_INJECTION: forcing a failure. [ 53.539527] name failslab, interval 1, probability 0, space 0, times 0 [ 53.550748] CPU: 1 PID: 7747 Comm: syz-executor.0 Not tainted 4.19.125-syzkaller #0 [ 53.556517] FAULT_INJECTION: forcing a failure. [ 53.556517] name failslab, interval 1, probability 0, space 0, times 0 [ 53.558539] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.579098] Call Trace: [ 53.581672] dump_stack+0x123/0x177 [ 53.585278] should_fail.cold.4+0x5/0x13 [ 53.589318] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 53.594405] ? mark_held_locks+0x130/0x130 [ 53.598618] ? mark_held_locks+0x130/0x130 [ 53.602833] __should_failslab+0xba/0xf0 [ 53.608178] should_failslab+0x9/0x14 [ 53.611954] __kmalloc+0x70/0x770 [ 53.615542] ? __tty_buffer_request_room+0x1b3/0x550 [ 53.620628] __tty_buffer_request_room+0x1b3/0x550 [ 53.625545] tty_insert_flip_string_fixed_flag+0x77/0x1a0 [ 53.631069] ? kasan_check_write+0x14/0x20 [ 53.635282] ? do_raw_spin_lock+0xd0/0x240 [ 53.639511] pty_write+0xf3/0x200 [ 53.642957] tty_put_char+0x10d/0x130 [ 53.646751] ? dev_match_devt+0x90/0x90 [ 53.650704] ? kasan_check_read+0x11/0x20 [ 53.654844] ? tty_buffer_space_avail+0x56/0xb0 [ 53.659492] ? pty_write_room+0x8f/0xb0 [ 53.663481] __process_echoes+0x311/0x790 [ 53.668402] n_tty_receive_buf_common+0x780/0x2b80 [ 53.673323] n_tty_receive_buf+0xc/0x10 [ 53.677291] tty_ioctl+0x64e/0x12a0 [ 53.680895] ? tty_vhangup+0x20/0x20 [ 53.684587] ? avc_ss_reset+0x140/0x140 [ 53.688542] ? mark_held_locks+0x130/0x130 [ 53.692756] ? kasan_check_write+0x14/0x20 [ 53.697053] ? proc_fail_nth_write+0x13a/0x180 [ 53.701887] ? proc_cwd_link+0x1b0/0x1b0 [ 53.705925] ? __fdget_pos+0xa7/0xd0 [ 53.709617] ? __vfs_write+0xe6/0x890 [ 53.713391] ? __fdget_pos+0xa7/0xd0 [ 53.717128] do_vfs_ioctl+0x199/0x10d0 [ 53.721030] ? ioctl_preallocate+0x1c0/0x1c0 [ 53.725438] ? selinux_file_mprotect+0x5f0/0x5f0 [ 53.730290] ? out_of_line_wait_on_bit_lock+0x42/0x110 [ 53.735559] ? ksys_dup3+0x2e0/0x2e0 [ 53.739283] ? kasan_check_write+0x14/0x20 [ 53.743500] ? fput+0x18/0x120 [ 53.746675] ? security_file_ioctl+0x50/0x90 [ 53.751077] ? selinux_file_mprotect+0x5f0/0x5f0 [ 53.755822] ksys_ioctl+0x62/0x90 [ 53.759261] ? trace_hardirqs_off_caller+0x49/0x180 [ 53.764257] __x64_sys_ioctl+0x6e/0xb0 [ 53.768174] do_syscall_64+0xd6/0x4e0 [ 53.771952] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.777124] RIP: 0033:0x458c29 [ 53.780297] 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 [ 53.800773] RSP: 002b:00007f1ddedd9c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 53.808486] RAX: ffffffffffffffda RBX: 00007f1ddedd9c90 RCX: 0000000000458c29 [ 53.815734] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000004 [ 53.823029] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 53.830313] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1ddedda6d4 [ 53.837844] R13: 00000000004c2d94 R14: 00000000004d5c98 R15: 0000000000000005 [ 53.845194] CPU: 0 PID: 7755 Comm: syz-executor.3 Not tainted 4.19.125-syzkaller #0 [ 53.853004] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.861891] FAULT_INJECTION: forcing a failure. [ 53.861891] name failslab, interval 1, probability 0, space 0, times 0 [ 53.863686] Call Trace: [ 53.877820] dump_stack+0x123/0x177 [ 53.881640] should_fail.cold.4+0x5/0x13 [ 53.885717] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 53.892021] ? mark_held_locks+0x130/0x130 [ 53.896812] ? mark_held_locks+0x130/0x130 [ 53.901048] __should_failslab+0xba/0xf0 [ 53.905104] should_failslab+0x9/0x14 [ 53.908987] __kmalloc+0x70/0x770 [ 53.912429] ? __tty_buffer_request_room+0x1b3/0x550 [ 53.919070] __tty_buffer_request_room+0x1b3/0x550 [ 53.924395] tty_insert_flip_string_fixed_flag+0x77/0x1a0 [ 53.930215] ? kasan_check_write+0x14/0x20 [ 53.934725] ? do_raw_spin_lock+0xd0/0x240 [ 53.939316] pty_write+0xf3/0x200 [ 53.943842] tty_put_char+0x10d/0x130 [ 53.948198] ? dev_match_devt+0x90/0x90 [ 53.952277] ? kasan_check_read+0x11/0x20 [ 53.956433] ? tty_buffer_space_avail+0x56/0xb0 [ 53.961179] ? pty_write_room+0x8f/0xb0 [ 53.965133] __process_echoes+0x311/0x790 [ 53.969275] n_tty_receive_buf_common+0x780/0x2b80 [ 53.975163] n_tty_receive_buf+0xc/0x10 [ 53.979131] tty_ioctl+0x64e/0x12a0 [ 53.982732] ? tty_vhangup+0x20/0x20 [ 53.986435] ? avc_ss_reset+0x140/0x140 [ 53.990398] ? mark_held_locks+0x130/0x130 [ 53.994608] ? kasan_check_write+0x14/0x20 [ 53.998822] ? proc_fail_nth_write+0x13a/0x180 [ 54.003380] ? proc_cwd_link+0x1b0/0x1b0 [ 54.007423] ? __fdget_pos+0xa7/0xd0 [ 54.011117] ? __vfs_write+0xe6/0x890 [ 54.014897] ? __fdget_pos+0xa7/0xd0 [ 54.018600] do_vfs_ioctl+0x199/0x10d0 [ 54.022491] ? ioctl_preallocate+0x1c0/0x1c0 [ 54.026907] ? selinux_file_mprotect+0x5f0/0x5f0 [ 54.031769] ? out_of_line_wait_on_bit_lock+0x42/0x110 [ 54.037066] ? ksys_dup3+0x2e0/0x2e0 [ 54.040762] ? kasan_check_write+0x14/0x20 [ 54.045003] ? fput+0x18/0x120 [ 54.048188] ? security_file_ioctl+0x50/0x90 [ 54.052596] ? selinux_file_mprotect+0x5f0/0x5f0 [ 54.057336] ksys_ioctl+0x62/0x90 [ 54.060784] ? trace_hardirqs_off_caller+0x49/0x180 [ 54.065794] __x64_sys_ioctl+0x6e/0xb0 [ 54.069660] do_syscall_64+0xd6/0x4e0 [ 54.073438] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.078608] RIP: 0033:0x458c29 [ 54.081777] 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 [ 54.100756] RSP: 002b:00007f6d51465c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 54.108442] RAX: ffffffffffffffda RBX: 00007f6d51465c90 RCX: 0000000000458c29 [ 54.115696] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000004 [ 54.124353] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 54.131738] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6d514666d4 [ 54.139008] R13: 00000000004c2d94 R14: 00000000004d5c98 R15: 0000000000000005 [ 54.146287] CPU: 1 PID: 7758 Comm: syz-executor.1 Not tainted 4.19.125-syzkaller #0 [ 54.154080] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.164233] Call Trace: [ 54.166818] dump_stack+0x123/0x177 [ 54.170452] should_fail.cold.4+0x5/0x13 [ 54.174531] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 54.179900] ? mark_held_locks+0x130/0x130 [ 54.184931] ? mark_held_locks+0x130/0x130 [ 54.189170] __should_failslab+0xba/0xf0 [ 54.193534] should_failslab+0x9/0x14 [ 54.197342] __kmalloc+0x70/0x770 [ 54.203579] ? __tty_buffer_request_room+0x1b3/0x550 [ 54.208841] __tty_buffer_request_room+0x1b3/0x550 [ 54.213773] tty_insert_flip_string_fixed_flag+0x77/0x1a0 [ 54.219309] ? kasan_check_write+0x14/0x20 [ 54.223551] ? do_raw_spin_lock+0xd0/0x240 [ 54.227823] pty_write+0xf3/0x200 [ 54.231275] tty_put_char+0x10d/0x130 [ 54.235077] ? dev_match_devt+0x90/0x90 [ 54.239049] ? kasan_check_read+0x11/0x20 [ 54.243189] ? tty_buffer_space_avail+0x56/0xb0 [ 54.247856] ? pty_write_room+0x8f/0xb0 [ 54.252361] __process_echoes+0x311/0x790 [ 54.256513] n_tty_receive_buf_common+0x780/0x2b80 [ 54.261451] n_tty_receive_buf+0xc/0x10 [ 54.265422] tty_ioctl+0x64e/0x12a0 [ 54.269047] ? tty_vhangup+0x20/0x20 [ 54.272756] ? avc_ss_reset+0x140/0x140 [ 54.276726] ? mark_held_locks+0x130/0x130 [ 54.281037] ? kasan_check_write+0x14/0x20 [ 54.285255] ? proc_fail_nth_write+0x13a/0x180 [ 54.289830] ? proc_cwd_link+0x1b0/0x1b0 [ 54.293876] ? __fdget_pos+0xa7/0xd0 [ 54.297583] ? __vfs_write+0xe6/0x890 [ 54.301376] ? __fdget_pos+0xa7/0xd0 [ 54.305094] do_vfs_ioctl+0x199/0x10d0 [ 54.309086] ? ioctl_preallocate+0x1c0/0x1c0 [ 54.313505] ? selinux_file_mprotect+0x5f0/0x5f0 [ 54.318252] ? out_of_line_wait_on_bit_lock+0x42/0x110 [ 54.323953] ? ksys_dup3+0x2e0/0x2e0 [ 54.327658] ? kasan_check_write+0x14/0x20 [ 54.331879] ? fput+0x18/0x120 [ 54.335053] ? security_file_ioctl+0x50/0x90 [ 54.339474] ? selinux_file_mprotect+0x5f0/0x5f0 [ 54.344209] ksys_ioctl+0x62/0x90 [ 54.348334] ? trace_hardirqs_off_caller+0x49/0x180 [ 54.353345] __x64_sys_ioctl+0x6e/0xb0 [ 54.357211] do_syscall_64+0xd6/0x4e0 [ 54.360989] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.366159] RIP: 0033:0x458c29 [ 54.369328] 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 [ 54.388208] RSP: 002b:00007f7fbadfdc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 54.395908] RAX: ffffffffffffffda RBX: 00007f7fbadfdc90 RCX: 0000000000458c29 [ 54.403165] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000004 [ 54.410429] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 54.417678] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f7fbadfe6d4 [ 54.424933] R13: 00000000004c2d94 R14: 00000000004d5c98 R15: 0000000000000005 [ 54.783571] FAULT_INJECTION: forcing a failure. [ 54.783571] name failslab, interval 1, probability 0, space 0, times 0 [ 54.794808] CPU: 0 PID: 7915 Comm: syz-executor.3 Not tainted 4.19.125-syzkaller #0 [ 54.802688] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.812317] Call Trace: [ 54.814904] dump_stack+0x123/0x177 [ 54.818539] should_fail.cold.4+0x5/0x13 [ 54.822612] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 54.827722] ? mark_held_locks+0x130/0x130 [ 54.832049] ? mark_held_locks+0x130/0x130 [ 54.836288] __should_failslab+0xba/0xf0 [ 54.840471] should_failslab+0x9/0x14 [ 54.844299] __kmalloc+0x70/0x770 [ 54.847752] ? __tty_buffer_request_room+0x1b3/0x550 [ 54.852860] __tty_buffer_request_room+0x1b3/0x550 [ 54.857801] tty_insert_flip_string_fixed_flag+0x77/0x1a0 [ 54.863427] ? kasan_check_write+0x14/0x20 [ 54.867667] ? do_raw_spin_lock+0xd0/0x240 [ 54.871922] pty_write+0xf3/0x200 [ 54.875389] tty_put_char+0x10d/0x130 [ 54.879205] ? dev_match_devt+0x90/0x90 [ 54.883186] ? kasan_check_read+0x11/0x20 [ 54.887562] ? tty_buffer_space_avail+0x56/0xb0 [ 54.892233] ? pty_write_room+0x8f/0xb0 [ 54.895856] FAULT_INJECTION: forcing a failure. [ 54.895856] name failslab, interval 1, probability 0, space 0, times 0 [ 54.896203] __process_echoes+0x311/0x790 [ 54.911495] n_tty_receive_buf_common+0x780/0x2b80 [ 54.916497] n_tty_receive_buf+0xc/0x10 [ 54.920447] tty_ioctl+0x64e/0x12a0 [ 54.924051] ? tty_vhangup+0x20/0x20 [ 54.927741] ? avc_ss_reset+0x140/0x140 [ 54.931708] ? mark_held_locks+0x130/0x130 [ 54.935935] ? kasan_check_write+0x14/0x20 [ 54.940172] ? proc_fail_nth_write+0x13a/0x180 [ 54.944729] ? proc_cwd_link+0x1b0/0x1b0 [ 54.950246] ? __fdget_pos+0xa7/0xd0 [ 54.953939] ? __vfs_write+0xe6/0x890 [ 54.957715] ? __fdget_pos+0xa7/0xd0 [ 54.961410] do_vfs_ioctl+0x199/0x10d0 [ 54.965276] ? ioctl_preallocate+0x1c0/0x1c0 [ 54.969669] ? selinux_file_mprotect+0x5f0/0x5f0 [ 54.974457] ? out_of_line_wait_on_bit_lock+0x42/0x110 [ 54.979713] ? ksys_dup3+0x2e0/0x2e0 [ 54.983402] ? kasan_check_write+0x14/0x20 [ 54.987611] ? fput+0x18/0x120 [ 54.990782] ? security_file_ioctl+0x50/0x90 [ 54.995164] ? selinux_file_mprotect+0x5f0/0x5f0 [ 54.999896] ksys_ioctl+0x62/0x90 [ 55.003324] ? trace_hardirqs_off_caller+0x49/0x180 [ 55.008318] __x64_sys_ioctl+0x6e/0xb0 [ 55.012191] do_syscall_64+0xd6/0x4e0 [ 55.015969] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.021139] RIP: 0033:0x458c29 [ 55.024311] 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 [ 55.043191] RSP: 002b:00007f6d51465c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 55.050874] RAX: ffffffffffffffda RBX: 00007f6d51465c90 RCX: 0000000000458c29 [ 55.058121] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000004 [ 55.066017] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 55.073281] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6d514666d4 [ 55.081142] R13: 00000000004c2d94 R14: 00000000004d5c98 R15: 0000000000000005 [ 55.088417] CPU: 1 PID: 7913 Comm: syz-executor.5 Not tainted 4.19.125-syzkaller #0 [ 55.096209] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.105939] Call Trace: [ 55.108012] FAULT_INJECTION: forcing a failure. [ 55.108012] name failslab, interval 1, probability 0, space 0, times 0 [ 55.108523] dump_stack+0x123/0x177 [ 55.123323] should_fail.cold.4+0x5/0x13 [ 55.127468] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 55.132562] ? mark_held_locks+0x130/0x130 [ 55.136783] ? mark_held_locks+0x130/0x130 [ 55.141780] __should_failslab+0xba/0xf0 [ 55.145826] should_failslab+0x9/0x14 [ 55.149626] __kmalloc+0x70/0x770 [ 55.153063] ? __tty_buffer_request_room+0x1b3/0x550 [ 55.158769] __tty_buffer_request_room+0x1b3/0x550 [ 55.163783] tty_insert_flip_string_fixed_flag+0x77/0x1a0 [ 55.169303] ? kasan_check_write+0x14/0x20 [ 55.173513] ? do_raw_spin_lock+0xd0/0x240 [ 55.177742] pty_write+0xf3/0x200 [ 55.181174] tty_put_char+0x10d/0x130 [ 55.184968] ? dev_match_devt+0x90/0x90 [ 55.188920] ? kasan_check_read+0x11/0x20 [ 55.193045] ? tty_buffer_space_avail+0x56/0xb0 [ 55.197709] ? pty_write_room+0x8f/0xb0 [ 55.201770] __process_echoes+0x311/0x790 [ 55.205898] n_tty_receive_buf_common+0x780/0x2b80 [ 55.210812] n_tty_receive_buf+0xc/0x10 [ 55.214766] tty_ioctl+0x64e/0x12a0 [ 55.218378] ? tty_vhangup+0x20/0x20 [ 55.222073] ? avc_ss_reset+0x140/0x140 [ 55.226027] ? mark_held_locks+0x130/0x130 [ 55.230240] ? kasan_check_write+0x14/0x20 [ 55.234454] ? proc_fail_nth_write+0x13a/0x180 [ 55.239029] ? proc_cwd_link+0x1b0/0x1b0 [ 55.243070] ? __fdget_pos+0xa7/0xd0 [ 55.246782] ? __vfs_write+0xe6/0x890 [ 55.250559] ? __fdget_pos+0xa7/0xd0 [ 55.254262] do_vfs_ioctl+0x199/0x10d0 [ 55.258142] ? ioctl_preallocate+0x1c0/0x1c0 [ 55.262543] ? selinux_file_mprotect+0x5f0/0x5f0 [ 55.267291] ? out_of_line_wait_on_bit_lock+0x42/0x110 [ 55.273068] ? ksys_dup3+0x2e0/0x2e0 [ 55.277024] ? kasan_check_write+0x14/0x20 [ 55.281245] ? fput+0x18/0x120 [ 55.284434] ? security_file_ioctl+0x50/0x90 [ 55.288820] ? selinux_file_mprotect+0x5f0/0x5f0 [ 55.293552] ksys_ioctl+0x62/0x90 [ 55.296999] ? trace_hardirqs_off_caller+0x49/0x180 [ 55.302079] __x64_sys_ioctl+0x6e/0xb0 [ 55.305945] do_syscall_64+0xd6/0x4e0 [ 55.309723] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.314905] RIP: 0033:0x458c29 [ 55.318079] 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 [ 55.336959] RSP: 002b:00007f974d3a5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 55.344653] RAX: ffffffffffffffda RBX: 00007f974d3a5c90 RCX: 0000000000458c29 [ 55.351912] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000004 [ 55.359285] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 55.366616] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f974d3a66d4 [ 55.373862] R13: 00000000004c2d94 R14: 00000000004d5c98 R15: 0000000000000005 [ 55.381136] CPU: 0 PID: 7937 Comm: syz-executor.2 Not tainted 4.19.125-syzkaller #0 [ 55.388929] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.398520] Call Trace: [ 55.401110] dump_stack+0x123/0x177 [ 55.404752] should_fail.cold.4+0x5/0x13 [ 55.408816] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 55.413918] ? put_prev_entity+0xcc/0x2c0 [ 55.418063] ? mark_held_locks+0x130/0x130 [ 55.422298] __should_failslab+0xba/0xf0 [ 55.426361] should_failslab+0x9/0x14 [ 55.430157] __kmalloc+0x70/0x770 [ 55.433787] ? __tty_buffer_request_room+0x1b3/0x550 [ 55.438891] __tty_buffer_request_room+0x1b3/0x550 [ 55.443828] tty_insert_flip_string_fixed_flag+0x77/0x1a0 [ 55.449490] ? kasan_check_write+0x14/0x20 [ 55.453729] ? do_raw_spin_lock+0xd0/0x240 [ 55.457965] pty_write+0xf3/0x200 [ 55.461414] tty_put_char+0x10d/0x130 [ 55.465213] ? dev_match_devt+0x90/0x90 [ 55.469190] ? kasan_check_read+0x11/0x20 [ 55.473333] ? tty_buffer_space_avail+0x56/0xb0 [ 55.478002] ? pty_write_room+0x8f/0xb0 [ 55.481979] __process_echoes+0x311/0x790 [ 55.486131] n_tty_receive_buf_common+0x780/0x2b80 [ 55.491071] n_tty_receive_buf+0xc/0x10 [ 55.495038] tty_ioctl+0x64e/0x12a0 [ 55.498798] ? tty_vhangup+0x20/0x20 [ 55.502975] ? avc_ss_reset+0x140/0x140 [ 55.506942] ? mark_held_locks+0x130/0x130 [ 55.511174] ? kasan_check_write+0x14/0x20 [ 55.515418] ? proc_fail_nth_write+0x13a/0x180 [ 55.519988] ? proc_cwd_link+0x1b0/0x1b0 [ 55.524042] ? __fdget_pos+0xa7/0xd0 [ 55.527763] ? __vfs_write+0xe6/0x890 [ 55.531611] ? __fdget_pos+0xa7/0xd0 [ 55.535307] do_vfs_ioctl+0x199/0x10d0 [ 55.539183] ? ioctl_preallocate+0x1c0/0x1c0 [ 55.543587] ? selinux_file_mprotect+0x5f0/0x5f0 [ 55.548334] ? out_of_line_wait_on_bit_lock+0x42/0x110 [ 55.553592] ? ksys_dup3+0x2e0/0x2e0 [ 55.557296] ? kasan_check_write+0x14/0x20 [ 55.561619] ? fput+0x18/0x120 [ 55.564806] ? security_file_ioctl+0x50/0x90 [ 55.569240] ? selinux_file_mprotect+0x5f0/0x5f0 [ 55.574157] ksys_ioctl+0x62/0x90 [ 55.577594] ? trace_hardirqs_off_caller+0x49/0x180 [ 55.582738] __x64_sys_ioctl+0x6e/0xb0 [ 55.586726] do_syscall_64+0xd6/0x4e0 [ 55.590733] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.596792] RIP: 0033:0x458c29 [ 55.599972] 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 [ 55.620258] RSP: 002b:00007ff61b60fc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 55.628604] RAX: ffffffffffffffda RBX: 00007ff61b60fc90 RCX: 0000000000458c29 [ 55.636408] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000004 [ 55.643720] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 55.651084] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff61b6106d4 [ 55.658434] R13: 00000000004c2d94 R14: 00000000004d5c98 R15: 0000000000000005 [ 55.689387] FAULT_INJECTION: forcing a failure. [ 55.689387] name failslab, interval 1, probability 0, space 0, times 0 [ 55.701129] CPU: 0 PID: 7949 Comm: syz-executor.4 Not tainted 4.19.125-syzkaller #0 [ 55.708939] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.711987] FAULT_INJECTION: forcing a failure. [ 55.711987] name failslab, interval 1, probability 0, space 0, times 0 [ 55.719086] Call Trace: [ 55.733650] dump_stack+0x123/0x177 [ 55.737446] should_fail.cold.4+0x5/0x13 [ 55.741596] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 55.747127] ? mark_held_locks+0x130/0x130 [ 55.751349] ? mark_held_locks+0x130/0x130 [ 55.755592] __should_failslab+0xba/0xf0 [ 55.759992] should_failslab+0x9/0x14 [ 55.763858] __kmalloc+0x70/0x770 [ 55.767301] ? __tty_buffer_request_room+0x1b3/0x550 [ 55.772816] __tty_buffer_request_room+0x1b3/0x550 [ 55.777816] tty_insert_flip_string_fixed_flag+0x77/0x1a0 [ 55.783331] ? kasan_check_write+0x14/0x20 [ 55.787577] ? do_raw_spin_lock+0xd0/0x240 [ 55.792649] pty_write+0xf3/0x200 [ 55.796099] tty_put_char+0x10d/0x130 [ 55.799888] ? dev_match_devt+0x90/0x90 [ 55.803838] ? kasan_check_read+0x11/0x20 [ 55.807962] ? tty_buffer_space_avail+0x56/0xb0 [ 55.812608] ? pty_write_room+0x8f/0xb0 [ 55.816560] __process_echoes+0x311/0x790 [ 55.820707] n_tty_receive_buf_common+0x780/0x2b80 [ 55.825621] n_tty_receive_buf+0xc/0x10 [ 55.829573] tty_ioctl+0x64e/0x12a0 [ 55.833186] ? tty_vhangup+0x20/0x20 [ 55.837001] ? avc_ss_reset+0x140/0x140 [ 55.840954] ? mark_held_locks+0x130/0x130 [ 55.845167] ? kasan_check_write+0x14/0x20 [ 55.849467] ? proc_fail_nth_write+0x13a/0x180 [ 55.854040] ? proc_cwd_link+0x1b0/0x1b0 [ 55.858253] ? __fdget_pos+0xa7/0xd0 [ 55.861945] ? __vfs_write+0xe6/0x890 [ 55.865743] ? __fdget_pos+0xa7/0xd0 [ 55.869436] do_vfs_ioctl+0x199/0x10d0 [ 55.873308] ? ioctl_preallocate+0x1c0/0x1c0 [ 55.877691] ? selinux_file_mprotect+0x5f0/0x5f0 [ 55.882552] ? out_of_line_wait_on_bit_lock+0x42/0x110 [ 55.887936] ? ksys_dup3+0x2e0/0x2e0 [ 55.892089] ? kasan_check_write+0x14/0x20 [ 55.896486] ? fput+0x18/0x120 [ 55.899660] ? security_file_ioctl+0x50/0x90 [ 55.904217] ? selinux_file_mprotect+0x5f0/0x5f0 [ 55.909053] ksys_ioctl+0x62/0x90 [ 55.912500] ? trace_hardirqs_off_caller+0x49/0x180 [ 55.917503] __x64_sys_ioctl+0x6e/0xb0 [ 55.921377] do_syscall_64+0xd6/0x4e0 [ 55.925158] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.930408] RIP: 0033:0x458c29 [ 55.935600] 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 [ 55.955141] RSP: 002b:00007fc56dfb2c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 55.962919] RAX: ffffffffffffffda RBX: 00007fc56dfb2c90 RCX: 0000000000458c29 [ 55.970257] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000004 [ 55.977515] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 55.985567] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc56dfb36d4 [ 55.992939] R13: 00000000004c2d94 R14: 00000000004d5c98 R15: 0000000000000005 [ 56.000389] CPU: 1 PID: 7954 Comm: syz-executor.3 Not tainted 4.19.125-syzkaller #0 [ 56.008271] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.017901] Call Trace: [ 56.020506] dump_stack+0x123/0x177 [ 56.022303] FAULT_INJECTION: forcing a failure. [ 56.022303] name failslab, interval 1, probability 0, space 0, times 0 [ 56.024153] should_fail.cold.4+0x5/0x13 [ 56.039538] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 56.044630] ? mark_held_locks+0x130/0x130 [ 56.049062] ? mark_held_locks+0x130/0x130 [ 56.053280] __should_failslab+0xba/0xf0 [ 56.057405] should_failslab+0x9/0x14 [ 56.061181] __kmalloc+0x70/0x770 [ 56.064611] ? __tty_buffer_request_room+0x1b3/0x550 [ 56.069699] __tty_buffer_request_room+0x1b3/0x550 [ 56.074965] tty_insert_flip_string_fixed_flag+0x77/0x1a0 [ 56.080477] ? kasan_check_write+0x14/0x20 [ 56.084698] ? do_raw_spin_lock+0xd0/0x240 [ 56.088996] pty_write+0xf3/0x200 [ 56.092434] tty_put_char+0x10d/0x130 [ 56.096210] ? dev_match_devt+0x90/0x90 [ 56.100160] ? kasan_check_read+0x11/0x20 [ 56.104300] ? tty_buffer_space_avail+0x56/0xb0 [ 56.108946] ? pty_write_room+0x8f/0xb0 [ 56.112906] __process_echoes+0x311/0x790 [ 56.117052] n_tty_receive_buf_common+0x780/0x2b80 [ 56.122316] n_tty_receive_buf+0xc/0x10 [ 56.126530] tty_ioctl+0x64e/0x12a0 [ 56.130137] ? tty_vhangup+0x20/0x20 [ 56.133834] ? avc_ss_reset+0x140/0x140 [ 56.137793] ? mark_held_locks+0x130/0x130 [ 56.142012] ? kasan_check_write+0x14/0x20 [ 56.146235] ? proc_fail_nth_write+0x13a/0x180 [ 56.150808] ? proc_cwd_link+0x1b0/0x1b0 [ 56.154847] ? __fdget_pos+0xa7/0xd0 [ 56.158632] ? __vfs_write+0xe6/0x890 [ 56.162407] ? __fdget_pos+0xa7/0xd0 [ 56.166105] do_vfs_ioctl+0x199/0x10d0 [ 56.170006] ? ioctl_preallocate+0x1c0/0x1c0 [ 56.174403] ? selinux_file_mprotect+0x5f0/0x5f0 [ 56.179235] ? out_of_line_wait_on_bit_lock+0x42/0x110 [ 56.184591] ? ksys_dup3+0x2e0/0x2e0 [ 56.188923] ? kasan_check_write+0x14/0x20 [ 56.193132] ? fput+0x18/0x120 [ 56.196316] ? security_file_ioctl+0x50/0x90 [ 56.200713] ? selinux_file_mprotect+0x5f0/0x5f0 [ 56.205447] ksys_ioctl+0x62/0x90 [ 56.208889] ? trace_hardirqs_off_caller+0x49/0x180 [ 56.213886] __x64_sys_ioctl+0x6e/0xb0 [ 56.217773] do_syscall_64+0xd6/0x4e0 [ 56.221562] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.226989] RIP: 0033:0x458c29 [ 56.230159] 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 [ 56.249180] RSP: 002b:00007f6d51465c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 56.256954] RAX: ffffffffffffffda RBX: 00007f6d51465c90 RCX: 0000000000458c29 [ 56.264216] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000004 [ 56.271464] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 56.278719] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6d514666d4 [ 56.285969] R13: 00000000004c2d94 R14: 00000000004d5c98 R15: 0000000000000005 [ 56.293231] CPU: 0 PID: 7959 Comm: syz-executor.1 Not tainted 4.19.125-syzkaller #0 [ 56.301885] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.311228] Call Trace: [ 56.313817] dump_stack+0x123/0x177 [ 56.317478] should_fail.cold.4+0x5/0x13 [ 56.321539] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 56.326658] ? mark_held_locks+0x130/0x130 [ 56.330891] ? mark_held_locks+0x130/0x130 [ 56.335130] __should_failslab+0xba/0xf0 [ 56.339191] should_failslab+0x9/0x14 [ 56.343026] __kmalloc+0x70/0x770 [ 56.346673] ? __tty_buffer_request_room+0x1b3/0x550 [ 56.352581] __tty_buffer_request_room+0x1b3/0x550 [ 56.357512] tty_insert_flip_string_fixed_flag+0x77/0x1a0 [ 56.363751] ? kasan_check_write+0x14/0x20 [ 56.367988] ? do_raw_spin_lock+0xd0/0x240 [ 56.372250] pty_write+0xf3/0x200 [ 56.375708] tty_put_char+0x10d/0x130 [ 56.379773] ? dev_match_devt+0x90/0x90 [ 56.383750] ? kasan_check_read+0x11/0x20 [ 56.388448] ? tty_buffer_space_avail+0x56/0xb0 [ 56.393463] ? pty_write_room+0x8f/0xb0 [ 56.397700] __process_echoes+0x311/0x790 [ 56.401922] n_tty_receive_buf_common+0x780/0x2b80 [ 56.406858] n_tty_receive_buf+0xc/0x10 [ 56.410926] tty_ioctl+0x64e/0x12a0 [ 56.414986] ? tty_vhangup+0x20/0x20 [ 56.418701] ? avc_ss_reset+0x140/0x140 [ 56.422766] ? mark_held_locks+0x130/0x130 [ 56.427088] ? kasan_check_write+0x14/0x20 [ 56.431320] ? proc_fail_nth_write+0x13a/0x180 [ 56.435986] ? proc_cwd_link+0x1b0/0x1b0 [ 56.440143] ? __fdget_pos+0xa7/0xd0 [ 56.443857] ? __vfs_write+0xe6/0x890 [ 56.447684] ? __fdget_pos+0xa7/0xd0 [ 56.451396] do_vfs_ioctl+0x199/0x10d0 [ 56.455282] ? ioctl_preallocate+0x1c0/0x1c0 [ 56.460049] ? selinux_file_mprotect+0x5f0/0x5f0 [ 56.467006] ? out_of_line_wait_on_bit_lock+0x42/0x110 [ 56.472280] ? ksys_dup3+0x2e0/0x2e0 [ 56.476260] ? kasan_check_write+0x14/0x20 [ 56.480675] ? fput+0x18/0x120 [ 56.484320] ? security_file_ioctl+0x50/0x90 [ 56.489085] ? selinux_file_mprotect+0x5f0/0x5f0 [ 56.493841] ksys_ioctl+0x62/0x90 [ 56.497296] ? trace_hardirqs_off_caller+0x49/0x180 [ 56.502320] __x64_sys_ioctl+0x6e/0xb0 [ 56.506215] do_syscall_64+0xd6/0x4e0 [ 56.510453] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.510623] FAULT_INJECTION: forcing a failure. [ 56.510623] name failslab, interval 1, probability 0, space 0, times 0 [ 56.515723] RIP: 0033:0x458c29 [ 56.530206] 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 [ 56.549089] RSP: 002b:00007f7fbadfdc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 56.556791] RAX: ffffffffffffffda RBX: 00007f7fbadfdc90 RCX: 0000000000458c29 [ 56.564404] RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000004 [ 56.571651] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 56.578913] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f7fbadfe6d4 [ 56.586171] R13: 00000000004c2d94 R14: 00000000004d5c98 R15: 0000000000000005 [ 56.593432] CPU: 1 PID: 7958 Comm: syz-executor.2 Not tainted 4.19.125-syzkaller #0 [ 56.601224] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.610581] Call Trace: [ 56.613177] dump_stack+0x123/0x177 [ 56.616817] should_fail.cold.4+0x5/0x13 [ 56.620913] ? fault_create_debugfs_attr+0x1a0/0x1a0 [ 56.626023] ? mark_held_locks+0x130/0x130 [ 56.630284] ? mark_held_locks+0x130/0x130 [ 56.634565] __should_failslab+0xba/0xf0 [ 56.638633] should_failslab+0x9/0x14 [ 56.642437] __kmalloc+0x70/0x770 [ 56.645896] ? __tty_buffer_request_room+0x1b3/0x550 [ 56.651007] __tty_buffer_request_room+0x1b3/0x550 [ 56.655943] tty_insert_flip_string_fixed_flag+0x77/0x1a0 [ 56.661486] ? kasan_check_write+0x14/0x20 [ 56.665722] ? do_raw_spin_lock+0xd0/0x240 [ 56.669964] pty_write+0xf3/0x200 [ 56.673418] tty_put_char+0x10d/0x130 [ 56.677219] ? dev_match_devt+0x90/0x90 [ 56.681194] ? kasan_check_read+0x11/0x20 [ 56.685346] ? tty_buffer_space_avail+0x56/0xb0 [ 56.690019] ? pty_write_room+0x8f/0xb0 [ 56.694024] __process_echoes+0x311/0x790 [ 56.699149] n_tty_receive_buf_common+0x780/0x2b80 [ 56.704111] n_tty_receive_buf+0xc/0x10 [ 56.708087] tty_ioctl+0x64e/0x12a0 [ 56.711716] ? tty_vhangup+0x20/0x20 [ 56.715428] ? avc_ss_reset+0x140/0x140 [ 56.719428] ? mark_held_locks+0x130/0x130 [ 56.723682] ? kasan_check_write+0x14/0x20 [ 56.728126] ? proc_fail_nth_write+0x13a/0x180 [ 56.732717] ? proc_cwd_link+0x1b0/0x1b0 [ 56.736777] ? __fdget_pos+0xa7/0xd0 [ 56.740650] ? __vfs_write+0xe6/0x890