[ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 31.637759] audit: type=1400 audit(1597561537.682:8): avc: denied { execmem } for pid=6122 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 31.649760] IPVS: ftp: loaded support on port[0] = 21 [ 32.024892] can: request_module (can-proto-0) failed. [ 32.637254] can: request_module (can-proto-0) failed. [ 32.664631] audit: type=1400 audit(1597561538.712:9): avc: denied { create } for pid=6101 comm="syz-fuzzer" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=dccp_socket permissive=1 Warning: Permanently added '10.128.10.43' (ECDSA) to the list of known hosts. 2020/08/16 07:05:46 parsed 1 programs 2020/08/16 07:05:47 executed programs: 0 [ 41.219002] audit: type=1400 audit(1597561547.266:10): avc: denied { execmem } for pid=6242 comm="syz-executor.2" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 41.299232] IPVS: ftp: loaded support on port[0] = 21 [ 41.339045] IPVS: ftp: loaded support on port[0] = 21 [ 41.363833] IPVS: ftp: loaded support on port[0] = 21 [ 41.379834] IPVS: ftp: loaded support on port[0] = 21 [ 41.389525] IPVS: ftp: loaded support on port[0] = 21 [ 41.410285] IPVS: ftp: loaded support on port[0] = 21 [ 41.474614] chnl_net:caif_netlink_parms(): no params data found [ 41.531142] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.538534] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.545490] device bridge_slave_0 entered promiscuous mode [ 41.556029] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.563042] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.570520] device bridge_slave_1 entered promiscuous mode [ 41.594037] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 41.630780] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.664798] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 41.673171] team0: Port device team_slave_0 added [ 41.692122] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 41.699484] team0: Port device team_slave_1 added [ 41.704765] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 41.713613] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 41.744681] device hsr_slave_0 entered promiscuous mode [ 41.750505] device hsr_slave_1 entered promiscuous mode [ 41.768485] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 41.815868] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 41.829838] chnl_net:caif_netlink_parms(): no params data found [ 41.985340] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.992497] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.000097] device bridge_slave_0 entered promiscuous mode [ 42.009965] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.016319] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.023644] device bridge_slave_1 entered promiscuous mode [ 42.034821] chnl_net:caif_netlink_parms(): no params data found [ 42.070572] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 42.083143] chnl_net:caif_netlink_parms(): no params data found [ 42.092935] chnl_net:caif_netlink_parms(): no params data found [ 42.101829] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.108343] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.115451] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.121928] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.132894] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 42.155977] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.164636] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.172474] device bridge_slave_0 entered promiscuous mode [ 42.212304] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.221874] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.230177] device bridge_slave_1 entered promiscuous mode [ 42.287408] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 42.294781] team0: Port device team_slave_0 added [ 42.317807] chnl_net:caif_netlink_parms(): no params data found [ 42.340903] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.348341] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.355167] device bridge_slave_0 entered promiscuous mode [ 42.363437] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 42.371665] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 42.379310] team0: Port device team_slave_1 added [ 42.385107] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 42.392426] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.398981] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.405814] device bridge_slave_0 entered promiscuous mode [ 42.414770] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.421992] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.429815] device bridge_slave_1 entered promiscuous mode [ 42.436956] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.443390] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.450948] device bridge_slave_1 entered promiscuous mode [ 42.458795] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 42.470745] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 42.503948] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 42.545401] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 42.555134] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.574017] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.586601] device hsr_slave_0 entered promiscuous mode [ 42.592364] device hsr_slave_1 entered promiscuous mode [ 42.600019] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 42.608842] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 42.618603] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.625638] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 42.641193] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 42.648620] team0: Port device team_slave_0 added [ 42.659880] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.680444] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 42.688177] team0: Port device team_slave_1 added [ 42.701439] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 42.709205] team0: Port device team_slave_0 added [ 42.721010] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 42.728879] team0: Port device team_slave_0 added [ 42.734807] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.742920] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.750581] device bridge_slave_0 entered promiscuous mode [ 42.758127] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.764493] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.771978] device bridge_slave_1 entered promiscuous mode [ 42.778666] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 42.787107] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 42.793577] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 42.801713] team0: Port device team_slave_1 added [ 42.811374] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 42.818535] team0: Port device team_slave_1 added [ 42.824481] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 42.837884] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 42.853503] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 42.861813] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 42.869869] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 42.889775] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 42.903363] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 42.921657] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.937682] device hsr_slave_0 entered promiscuous mode [ 42.943874] device hsr_slave_1 entered promiscuous mode [ 42.951091] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 42.965783] device hsr_slave_0 entered promiscuous mode [ 42.971922] device hsr_slave_1 entered promiscuous mode [ 42.978744] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 42.995323] device hsr_slave_0 entered promiscuous mode [ 43.001621] device hsr_slave_1 entered promiscuous mode [ 43.009294] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 43.017787] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.025448] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.034130] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 43.041880] team0: Port device team_slave_0 added [ 43.048345] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 43.054402] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.062086] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 43.069595] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 43.077375] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 43.084194] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 43.091892] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 43.099697] team0: Port device team_slave_1 added [ 43.106710] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.116935] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 43.126541] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 43.133620] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 43.141926] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 43.152445] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.160906] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.168597] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.174965] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.183260] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.192073] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.199768] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.206224] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.213080] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 43.231177] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 43.250003] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 43.261900] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 43.271966] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 43.280738] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 43.299405] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 43.305742] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 43.313764] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 43.321404] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 43.332716] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 43.343332] device hsr_slave_0 entered promiscuous mode [ 43.349599] device hsr_slave_1 entered promiscuous mode [ 43.355895] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 43.376126] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 43.383953] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 43.393625] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 43.401014] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 43.422290] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 43.430111] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.440214] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 43.460680] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.480318] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 43.488106] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.497347] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 43.510401] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 43.518255] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 43.524336] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 43.541019] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 43.553189] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.564001] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 43.571167] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.581619] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.591422] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 43.600462] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.611213] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.619127] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 43.627427] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 43.638138] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.646577] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.654701] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.661110] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.668930] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.675771] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.684880] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 43.696806] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 43.705239] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 43.712022] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.721347] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.729047] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.737220] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.744935] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.752751] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.759203] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.766750] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.774415] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.782169] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.788574] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.796946] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.804993] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 43.819574] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 43.830427] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 43.840648] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 43.862085] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 43.877095] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.885732] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.894135] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.900596] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.920164] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 43.929302] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 43.941062] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 43.952646] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 43.963245] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.971030] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 43.979424] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 43.987513] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 43.995049] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 44.003389] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 44.011730] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 44.019725] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 44.027234] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 44.038363] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 44.048711] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 44.063551] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 44.071274] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 44.079270] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 44.091992] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 44.101898] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 44.112617] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 44.124428] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 44.132334] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.141258] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 44.149332] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.158892] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 44.168744] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 44.180600] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 44.188728] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 44.199989] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.208614] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 44.217155] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.228812] 8021q: adding VLAN 0 to HW filter on device bond0 [ 44.239756] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 44.248247] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 44.254303] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 44.265594] 8021q: adding VLAN 0 to HW filter on device bond0 [ 44.273444] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 44.280376] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 44.287397] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.295357] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 44.302670] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 44.317924] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 44.327117] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 44.333194] 8021q: adding VLAN 0 to HW filter on device team0 [ 44.343250] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 44.352207] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 44.361310] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 44.374846] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 44.382740] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.391023] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 44.398617] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.411173] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.420850] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 44.428434] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 44.436997] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 44.444572] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.450955] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.459015] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 44.467112] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 44.473219] 8021q: adding VLAN 0 to HW filter on device team0 [ 44.482169] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 44.489043] 8021q: adding VLAN 0 to HW filter on device team0 [ 44.497663] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 44.515353] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 44.525047] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.538866] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.549884] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.559854] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 44.573494] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 44.581185] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.587583] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.594556] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 44.602998] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 44.610655] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.617050] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.624649] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 44.632572] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 44.640286] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.646701] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.660895] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.680752] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 44.696543] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 44.708224] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 44.736600] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 44.744263] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.750676] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.768618] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 44.777948] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 44.787608] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.804118] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 44.813164] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 44.826390] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 44.841427] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.847954] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.854733] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 44.864021] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 44.872203] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 44.881048] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 44.889382] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 44.898095] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 44.906586] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 44.914273] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 44.927640] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 44.936770] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 44.945058] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 44.953374] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 44.961192] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 44.972193] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 44.981321] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 44.990087] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 45.001770] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 45.014567] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 45.022754] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 45.031848] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 45.040345] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 45.048437] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 45.057627] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 45.067045] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 45.076617] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 45.089229] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 45.101179] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 45.110394] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 45.117749] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 45.126615] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 45.134298] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 45.142120] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 45.149871] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.157997] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 45.165457] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.172993] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 45.180571] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.188098] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 45.196453] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 45.206512] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 45.225321] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 45.232133] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 45.240817] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 45.252164] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.262880] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 45.269613] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 45.280489] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 45.288936] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 45.300771] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 45.309812] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.326283] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 45.340602] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 45.347707] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 45.359806] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.369340] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 45.375376] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 45.384840] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 45.398497] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 45.423266] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 45.451077] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 206.673332] INFO: task syz-executor.2:7140 blocked for more than 140 seconds. [ 206.680814] Not tainted 4.19.139-syzkaller #0 [ 206.686727] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 206.695172] syz-executor.2 D26936 7140 6243 0x00000004 [ 206.701495] Call Trace: [ 206.705653] __schedule+0x78c/0x1c10 [ 206.709377] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 206.715328] ? pci_mmcfg_check_reserved+0x120/0x120 [ 206.720362] ? autoremove_wake_function+0x160/0x160 [ 206.726244] schedule+0x7f/0x1b0 [ 206.729645] request_wait_answer+0x2fe/0x620 [ 206.734931] ? fuse_copy_one+0x130/0x130 [ 206.739049] ? lock_downgrade+0x860/0x860 [ 206.744360] ? finish_wait+0x290/0x290 [ 206.748388] ? do_raw_spin_unlock+0x177/0x260 [ 206.753005] __fuse_request_send+0xff/0x190 [ 206.758240] fuse_request_send+0x41/0x80 [ 206.762438] fuse_simple_request+0x2b4/0x610 [ 206.767465] fuse_lookup_name+0x244/0x590 [ 206.771622] ? fuse_create+0x10/0x10 [ 206.775942] ? mutex_lock_nested+0x16/0x20 [ 206.780370] fuse_lookup+0xf3/0x3b0 [ 206.784827] ? fuse_lookup_name+0x590/0x590 [ 206.789165] ? __d_lookup_rcu+0x8a0/0x8a0 [ 206.794575] ? __lockdep_init_map+0x105/0x590 [ 206.799086] __lookup_slow+0x216/0x400 [ 206.802976] ? vfs_unlink+0x450/0x450 [ 206.808139] lookup_slow+0x51/0x70 [ 206.811701] walk_component+0x694/0x2320 [ 206.816394] ? security_inode_permission+0x73/0xb0 [ 206.821334] ? path_init+0x1550/0x1550 [ 206.825924] ? link_path_walk.part.40+0x16d/0x1550 [ 206.831051] ? path_init+0xefe/0x1550 [ 206.836094] ? trace_hardirqs_on+0x28/0x190 [ 206.840436] ? walk_component+0x2320/0x2320 [ 206.845627] ? save_stack+0x43/0xd0 [ 206.849339] ? kasan_kmalloc+0xc7/0xe0 [ 206.855171] ? kasan_slab_alloc+0x12/0x20 [ 206.859315] path_lookupat.isra.43+0x180/0x850 [ 206.864689] ? path_parentat.isra.41+0x100/0x100 [ 206.869582] ? find_held_lock+0x36/0x1d0 [ 206.874572] filename_lookup.part.57+0x160/0x360 [ 206.879337] ? filename_parentat.isra.55.part.56+0x400/0x400 [ 206.885740] ? rcu_read_lock_sched_held+0x108/0x120 [ 206.890762] ? strncpy_from_user+0x82/0x2f0 [ 206.896439] ? getname_flags+0xf6/0x520 [ 206.900420] user_path_at_empty+0x39/0x40 [ 206.905504] vfs_statx+0xbe/0x150 [ 206.908961] ? vfs_statx_fd+0x90/0x90 [ 206.919875] ? kasan_check_read+0x11/0x20 [ 206.924489] __do_sys_newstat+0x85/0xe0 [ 206.928537] ? cp_new_stat+0x5b0/0x5b0 [ 206.932430] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 206.938139] ? do_syscall_64+0x21/0x4e0 [ 206.943056] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 206.949219] ? lockdep_hardirqs_on+0x421/0x5c0 [ 206.954308] ? do_syscall_64+0x21/0x4e0 [ 206.958303] __x64_sys_newstat+0x4f/0x70 [ 206.962352] do_syscall_64+0xd0/0x4e0 [ 206.967314] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 206.972501] RIP: 0033:0x459349 [ 206.976412] Code: Bad RIP value. [ 206.979769] RSP: 002b:00007fdc0c826c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000004 [ 206.988169] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 0000000000459349 [ 206.996578] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000580 [ 207.004349] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 207.011640] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fdc0c8276d4 [ 207.019581] R13: 00000000004e537b R14: 00000000004de6c8 R15: 00000000ffffffff [ 207.027336] INFO: task syz-executor.2:7145 blocked for more than 140 seconds. [ 207.035177] Not tainted 4.19.139-syzkaller #0 [ 207.040192] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 207.049581] syz-executor.2 D28616 7145 6243 0x00000004 [ 207.055597] Call Trace: [ 207.058204] __schedule+0x78c/0x1c10 [ 207.061914] ? pci_mmcfg_check_reserved+0x120/0x120 [ 207.067719] ? rwsem_down_write_failed+0x5c1/0xbf0 [ 207.072661] ? lockdep_hardirqs_on+0x421/0x5c0 [ 207.078046] ? _raw_spin_unlock_irq+0x27/0x80 [ 207.082547] schedule+0x7f/0x1b0 [ 207.087365] rwsem_down_write_failed+0x5c6/0xbf0 [ 207.092134] ? rwsem_down_read_failed_killable+0x550/0x550 [ 207.098780] call_rwsem_down_write_failed+0x17/0x30 [ 207.104516] ? call_rwsem_down_write_failed+0x17/0x30 [ 207.110163] ? __lock_acquire+0x2631/0x4980 [ 207.115128] down_write+0x53/0x90 [ 207.118591] ? fuse_reverse_inval_entry+0x9a/0x5d0 [ 207.124260] fuse_reverse_inval_entry+0x9a/0x5d0 [ 207.129023] ? lock_acquire+0x173/0x3d0 [ 207.132997] ? fuse_update_attributes+0xa0/0xa0 [ 207.138489] fuse_dev_do_write+0xb7d/0x2350 [ 207.142851] ? refcount_sub_and_test_checked+0xe0/0x180 [ 207.148995] ? fuse_dev_read+0x1b0/0x1b0 [ 207.153574] ? futex_wait_setup+0x320/0x320 [ 207.157891] ? futex_lock_pi_atomic+0x200/0x200 [ 207.162547] ? fuse_dev_do_read.isra.27+0x140a/0x1c60 [ 207.168113] ? memset+0x31/0x40 [ 207.171415] fuse_dev_write+0x12a/0x1b0 [ 207.176194] ? fuse_dev_splice_write+0xa20/0xa20 [ 207.180994] __vfs_write+0x443/0x890 [ 207.185375] ? kernel_read+0x130/0x130 [ 207.189277] ? selinux_file_permission+0x326/0x3f0 [ 207.195016] ? rw_verify_area+0xb8/0x2b0 [ 207.199229] vfs_write+0x150/0x4d0 [ 207.202761] ksys_write+0x103/0x260 [ 207.207655] ? __ia32_sys_read+0xa0/0xa0 [ 207.211979] ? do_syscall_64+0x21/0x4e0 [ 207.216687] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 207.222106] __x64_sys_write+0x6e/0xb0 [ 207.226959] do_syscall_64+0xd0/0x4e0 [ 207.230772] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 207.236640] RIP: 0033:0x459349 [ 207.239845] Code: Bad RIP value. [ 207.243982] RSP: 002b:00007fdc0c805c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 207.251713] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000459349 [ 207.259625] RDX: 000000000000002e RSI: 0000000020000000 RDI: 0000000000000003 [ 207.267402] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 207.275503] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fdc0c8066d4 [ 207.282794] R13: 00000000004c8b23 R14: 00000000004df760 R15: 00000000ffffffff [ 207.290936] INFO: task syz-executor.2:7146 blocked for more than 140 seconds. [ 207.298717] Not tainted 4.19.139-syzkaller #0 [ 207.304219] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 207.312287] syz-executor.2 D28888 7146 6243 0x00000004 [ 207.318562] Call Trace: [ 207.321156] __schedule+0x78c/0x1c10 [ 207.325470] ? pci_mmcfg_check_reserved+0x120/0x120 [ 207.330490] ? rwsem_down_write_failed+0x5c1/0xbf0 [ 207.336208] ? lockdep_hardirqs_on+0x421/0x5c0 [ 207.340786] ? _raw_spin_unlock_irq+0x27/0x80 [ 207.345877] schedule+0x7f/0x1b0 [ 207.349244] rwsem_down_write_failed+0x5c6/0xbf0 [ 207.355445] ? rwsem_down_read_failed_killable+0x550/0x550 [ 207.361077] ? avc_has_perm_noaudit+0x460/0x460 [ 207.366827] ? mark_held_locks+0x130/0x130 [ 207.371059] ? find_held_lock+0x36/0x1d0 [ 207.375694] call_rwsem_down_write_failed+0x17/0x30 [ 207.380707] ? call_rwsem_down_write_failed+0x17/0x30 [ 207.386752] down_write+0x53/0x90 [ 207.390211] ? lock_mount+0x82/0x290 [ 207.394521] lock_mount+0x82/0x290 [ 207.398055] do_add_mount+0x22/0x310 [ 207.401743] do_mount+0x1290/0x2410 [ 207.406453] ? __might_fault+0xf1/0x1b0 [ 207.410439] ? lock_downgrade+0x860/0x860 [ 207.415682] ? copy_mount_string+0x20/0x20 [ 207.420117] ? kasan_check_write+0x14/0x20 [ 207.424957] ? _copy_from_user+0x9c/0xd0 [ 207.429622] ? memdup_user+0x4a/0x80 [ 207.434098] ksys_mount+0xba/0xe0 [ 207.437635] __x64_sys_mount+0xb9/0x150 [ 207.441662] do_syscall_64+0xd0/0x4e0 [ 207.446343] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 207.451544] RIP: 0033:0x459349 [ 207.455486] Code: Bad RIP value. [ 207.459537] RSP: 002b:00007fdc0c7e4c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 207.467968] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 0000000000459349 [ 207.475736] RDX: 0000000020000000 RSI: 0000000020000180 RDI: 0000000000000000 [ 207.483022] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 207.491355] R10: 0000000000000003 R11: 0000000000000246 R12: 00007fdc0c7e56d4 [ 207.499122] R13: 00000000004c578b R14: 00000000004d9b20 R15: 00000000ffffffff [ 207.508598] INFO: task syz-executor.2:7148 blocked for more than 140 seconds. [ 207.517672] Not tainted 4.19.139-syzkaller #0 [ 207.524145] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 207.532300] syz-executor.2 D27544 7148 6243 0x00000004 [ 207.538702] Call Trace: [ 207.541320] __schedule+0x78c/0x1c10 [ 207.545666] ? pci_mmcfg_check_reserved+0x120/0x120 [ 207.550677] ? rwsem_down_write_failed+0x5c1/0xbf0 [ 207.556482] ? lockdep_hardirqs_on+0x421/0x5c0 [ 207.561084] ? _raw_spin_unlock_irq+0x27/0x80 [ 207.566272] schedule+0x7f/0x1b0 [ 207.569637] rwsem_down_write_failed+0x5c6/0xbf0 [ 207.575334] ? rwsem_down_read_failed_killable+0x550/0x550 [ 207.582021] ? mark_held_locks+0x130/0x130 [ 207.586965] ? trace_hardirqs_on+0x28/0x190 [ 207.591296] ? find_held_lock+0x36/0x1d0 [ 207.596021] call_rwsem_down_write_failed+0x17/0x30 [ 207.601027] ? call_rwsem_down_write_failed+0x17/0x30 [ 207.606979] down_write+0x53/0x90 [ 207.610469] ? lock_mount+0x82/0x290 [ 207.615623] lock_mount+0x82/0x290 [ 207.619198] do_add_mount+0x22/0x310 [ 207.622887] do_mount+0x1290/0x2410 [ 207.627258] ? copy_mount_string+0x20/0x20 [ 207.631482] ? rcu_read_lock_sched_held+0x108/0x120 [ 207.637078] ? kmem_cache_alloc_trace+0x350/0x740 [ 207.641908] ? kasan_check_write+0x14/0x20 [ 207.646929] ? _copy_from_user+0x9c/0xd0 [ 207.651014] ? copy_mount_options+0x55/0x270 [ 207.656198] ksys_mount+0xba/0xe0 [ 207.659673] __x64_sys_mount+0xb9/0x150 [ 207.664318] do_syscall_64+0xd0/0x4e0 [ 207.668199] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 207.674215] RIP: 0033:0x459349 [ 207.677411] Code: Bad RIP value. [ 207.680761] RSP: 002b:00007fdc0c7a2c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 207.689267] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 0000000000459349 [ 207.696977] RDX: 0000000020000240 RSI: 0000000020000200 RDI: 0000000000000000 [ 207.704785] RBP: 000000000075c1c0 R08: 0000000020000400 R09: 0000000000000000 [ 207.712060] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fdc0c7a36d4 [ 207.720024] R13: 00000000004c575f R14: 00000000004d9be0 R15: 00000000ffffffff [ 207.728054] INFO: task syz-executor.2:7149 blocked for more than 140 seconds. [ 207.736493] Not tainted 4.19.139-syzkaller #0 [ 207.741527] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 207.750488] syz-executor.2 D29144 7149 6243 0x00000004 [ 207.756687] Call Trace: [ 207.759473] __schedule+0x78c/0x1c10 [ 207.764159] ? pci_mmcfg_check_reserved+0x120/0x120 [ 207.769201] ? rwsem_down_read_failed+0x203/0x3e0 [ 207.774911] ? lockdep_hardirqs_on+0x421/0x5c0 [ 207.779512] ? _raw_spin_unlock_irq+0x27/0x80 [ 207.784729] ? rwsem_down_read_failed+0x21c/0x3e0 [ 207.791245] schedule+0x7f/0x1b0 [ 207.795836] rwsem_down_read_failed+0x21c/0x3e0 [ 207.800549] ? rwsem_down_write_failed+0xbf0/0xbf0 [ 207.806473] ? unlazy_walk+0x143/0x450 [ 207.810569] ? lock_downgrade+0x860/0x860 [ 207.816039] ? ZSTD_compressBlock_btopt2+0x6f88/0x8e90 [ 207.821339] call_rwsem_down_read_failed+0x18/0x30 [ 207.826915] down_read+0x49/0xb0 [ 207.830290] ? lookup_slow+0x43/0x70 [ 207.835379] lookup_slow+0x43/0x70 [ 207.839155] walk_component+0x694/0x2320 [ 207.847605] ? security_inode_permission+0x73/0xb0 [ 207.852575] ? path_init+0x1550/0x1550 [ 207.857096] ? link_path_walk.part.40+0x16d/0x1550 [ 207.862995] ? path_init+0xefe/0x1550 [ 207.867495] ? trace_hardirqs_on+0x28/0x190 [ 207.871957] ? walk_component+0x2320/0x2320 [ 207.877414] ? save_stack+0x43/0xd0 [ 207.881050] ? kasan_kmalloc+0xc7/0xe0 [ 207.885840] ? kasan_slab_alloc+0x12/0x20 [ 207.890203] path_lookupat.isra.43+0x180/0x850 [ 207.895834] ? path_parentat.isra.41+0x100/0x100 [ 207.900881] ? find_held_lock+0x36/0x1d0 [ 207.905980] filename_lookup.part.57+0x160/0x360 [ 207.911046] ? filename_parentat.isra.55.part.56+0x400/0x400 [ 207.917628] ? rcu_read_lock_sched_held+0x108/0x120 [ 207.922687] ? strncpy_from_user+0x82/0x2f0 [ 207.928500] ? getname_flags+0xf6/0x520 [ 207.932609] user_path_at_empty+0x39/0x40 [ 207.937489] vfs_statx+0xbe/0x150 [ 207.941024] ? vfs_statx_fd+0x90/0x90 [ 207.945884] ? kasan_check_read+0x11/0x20 [ 207.950394] __do_sys_newstat+0x85/0xe0 [ 207.955435] ? cp_new_stat+0x5b0/0x5b0 [ 207.959913] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 207.966286] ? do_syscall_64+0x21/0x4e0 [ 207.971860] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 207.977913] ? lockdep_hardirqs_on+0x421/0x5c0 [ 207.982492] ? do_syscall_64+0x21/0x4e0 [ 207.987236] __x64_sys_newstat+0x4f/0x70 [ 207.991335] do_syscall_64+0xd0/0x4e0 [ 207.995760] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 208.000954] RIP: 0033:0x459349 [ 208.006368] Code: Bad RIP value. [ 208.010450] RSP: 002b:00007fdc0c781c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000004 [ 208.019290] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 0000000000459349 [ 208.028470] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000580 [ 208.036155] RBP: 000000000075c268 R08: 0000000000000000 R09: 0000000000000000 [ 208.043887] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fdc0c7826d4 [ 208.051184] R13: 00000000004e537b R14: 00000000004de6c8 R15: 00000000ffffffff [ 208.059208] INFO: task syz-executor.3:7153 blocked for more than 140 seconds. [ 208.067185] Not tainted 4.19.139-syzkaller #0 [ 208.072188] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 208.080751] syz-executor.3 D27016 7153 6254 0x00000004 [ 208.086742] Call Trace: [ 208.089347] __schedule+0x78c/0x1c10 [ 208.093051] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 208.098959] ? pci_mmcfg_check_reserved+0x120/0x120 [ 208.104312] ? autoremove_wake_function+0x160/0x160 [ 208.109336] schedule+0x7f/0x1b0 [ 208.112682] request_wait_answer+0x2fe/0x620 [ 208.117967] ? fuse_copy_one+0x130/0x130 [ 208.122024] ? lock_downgrade+0x860/0x860 [ 208.126891] ? finish_wait+0x290/0x290 [ 208.130787] ? do_raw_spin_unlock+0x177/0x260 [ 208.136684] __fuse_request_send+0xff/0x190 [ 208.141797] fuse_request_send+0x41/0x80 [ 208.146453] fuse_simple_request+0x2b4/0x610 [ 208.150883] fuse_lookup_name+0x244/0x590 [ 208.155682] ? fuse_create+0x10/0x10 [ 208.159392] ? mutex_lock_nested+0x16/0x20 [ 208.164557] fuse_lookup+0xf3/0x3b0 [ 208.168187] ? fuse_lookup_name+0x590/0x590 [ 208.172487] ? __d_lookup_rcu+0x8a0/0x8a0 [ 208.177471] ? __lockdep_init_map+0x105/0x590 [ 208.181974] __lookup_slow+0x216/0x400 [ 208.186887] ? vfs_unlink+0x450/0x450 [ 208.190800] lookup_slow+0x51/0x70 [ 208.195171] walk_component+0x694/0x2320 [ 208.199255] ? security_inode_permission+0x73/0xb0 [ 208.205762] ? path_init+0x1550/0x1550 [ 208.209799] ? link_path_walk.part.40+0x16d/0x1550 [ 208.216384] ? path_init+0xefe/0x1550 [ 208.220187] ? trace_hardirqs_on+0x28/0x190 [ 208.225161] ? walk_component+0x2320/0x2320 [ 208.229478] ? save_stack+0x43/0xd0 [ 208.233958] ? kasan_kmalloc+0xc7/0xe0 [ 208.237844] ? kasan_slab_alloc+0x12/0x20 [ 208.241977] path_lookupat.isra.43+0x180/0x850 [ 208.247566] ? path_parentat.isra.41+0x100/0x100 [ 208.252329] ? find_held_lock+0x36/0x1d0 [ 208.256980] filename_lookup.part.57+0x160/0x360 [ 208.261729] ? filename_parentat.isra.55.part.56+0x400/0x400 [ 208.268454] ? rcu_read_lock_sched_held+0x108/0x120 [ 208.273824] ? strncpy_from_user+0x82/0x2f0 [ 208.278153] ? getname_flags+0xf6/0x520 [ 208.282101] user_path_at_empty+0x39/0x40 [ 208.287393] vfs_statx+0xbe/0x150 [ 208.290860] ? vfs_statx_fd+0x90/0x90 [ 208.295255] ? kasan_check_read+0x11/0x20 [ 208.299406] __do_sys_newstat+0x85/0xe0 [ 208.304129] ? cp_new_stat+0x5b0/0x5b0 [ 208.308016] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 208.312761] ? do_syscall_64+0x21/0x4e0 [ 208.317537] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 208.322898] ? lockdep_hardirqs_on+0x421/0x5c0 [ 208.328128] ? do_syscall_64+0x21/0x4e0 [ 208.332105] __x64_sys_newstat+0x4f/0x70 [ 208.337057] do_syscall_64+0xd0/0x4e0 [ 208.340858] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 208.346643] RIP: 0033:0x459349 [ 208.350103] Code: Bad RIP value. [ 208.354279] RSP: 002b:00007f6c5a406c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000004 [ 208.362022] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 0000000000459349 [ 208.369927] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000580 [ 208.377634] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 208.385453] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6c5a4076d4 [ 208.392749] R13: 00000000004e537b R14: 00000000004de6c8 R15: 00000000ffffffff [ 208.401090] INFO: task syz-executor.3:7162 blocked for more than 140 seconds. [ 208.409704] Not tainted 4.19.139-syzkaller #0 [ 208.415176] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 208.424074] syz-executor.3 D29608 7162 6254 0x00000004 [ 208.431377] Call Trace: [ 208.434831] __schedule+0x78c/0x1c10 [ 208.438581] ? pci_mmcfg_check_reserved+0x120/0x120 [ 208.444550] ? rwsem_down_write_failed+0x5c1/0xbf0 [ 208.449496] ? lockdep_hardirqs_on+0x421/0x5c0 [ 208.455194] ? _raw_spin_unlock_irq+0x27/0x80 [ 208.459712] schedule+0x7f/0x1b0 [ 208.463936] rwsem_down_write_failed+0x5c6/0xbf0 [ 208.470199] ? rwsem_down_read_failed_killable+0x550/0x550 [ 208.476199] ? avc_has_perm_noaudit+0x460/0x460 [ 208.480989] ? mark_held_locks+0x130/0x130 [ 208.486002] ? find_held_lock+0x36/0x1d0 [ 208.490083] call_rwsem_down_write_failed+0x17/0x30 [ 208.496426] ? call_rwsem_down_write_failed+0x17/0x30 [ 208.501614] down_write+0x53/0x90 [ 208.505747] ? lock_mount+0x82/0x290 [ 208.509470] lock_mount+0x82/0x290 [ 208.513008] do_add_mount+0x22/0x310 [ 208.517595] do_mount+0x1290/0x2410 [ 208.521236] ? __might_fault+0xf1/0x1b0 [ 208.526093] ? lock_downgrade+0x860/0x860 [ 208.530279] ? copy_mount_string+0x20/0x20 [ 208.535143] ? kasan_check_write+0x14/0x20 [ 208.539385] ? _copy_from_user+0x9c/0xd0 [ 208.544330] ? memdup_user+0x4a/0x80 [ 208.548103] ksys_mount+0xba/0xe0 [ 208.551678] __x64_sys_mount+0xb9/0x150 [ 208.556943] do_syscall_64+0xd0/0x4e0 [ 208.560757] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 208.566630] RIP: 0033:0x459349 [ 208.569824] Code: Bad RIP value. [ 208.573940] RSP: 002b:00007f6c5a3e5c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 208.581653] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 0000000000459349 [ 208.589516] RDX: 0000000020000000 RSI: 0000000020000180 RDI: 0000000000000000 [ 208.597240] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 208.604920] R10: 0000000000000003 R11: 0000000000000246 R12: 00007f6c5a3e66d4 [ 208.612216] R13: 00000000004c578b R14: 00000000004d9b20 R15: 00000000ffffffff [ 208.620223] INFO: task syz-executor.3:7167 blocked for more than 140 seconds. [ 208.628470] Not tainted 4.19.139-syzkaller #0 [ 208.634014] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 208.642277] syz-executor.3 D28920 7167 6254 0x00000004 [ 208.648669] Call Trace: [ 208.651322] __schedule+0x78c/0x1c10 [ 208.656126] ? pci_mmcfg_check_reserved+0x120/0x120 [ 208.661172] ? rwsem_down_write_failed+0x5c1/0xbf0 [ 208.666940] ? lockdep_hardirqs_on+0x421/0x5c0 [ 208.671523] ? _raw_spin_unlock_irq+0x27/0x80 [ 208.678285] schedule+0x7f/0x1b0 [ 208.681665] rwsem_down_write_failed+0x5c6/0xbf0 [ 208.687031] ? rwsem_down_read_failed_killable+0x550/0x550 [ 208.692655] ? find_held_lock+0x36/0x1d0 [ 208.697444] ? __lock_is_held+0xb5/0x140 [ 208.701538] call_rwsem_down_write_failed+0x17/0x30 [ 208.707227] ? call_rwsem_down_write_failed+0x17/0x30 [ 208.712421] down_write+0x53/0x90 [ 208.716524] ? fuse_reverse_inval_entry+0x9a/0x5d0 [ 208.721447] fuse_reverse_inval_entry+0x9a/0x5d0 [ 208.726769] ? lock_acquire+0x173/0x3d0 [ 208.730760] ? fuse_update_attributes+0xa0/0xa0 [ 208.736075] fuse_dev_do_write+0xb7d/0x2350 [ 208.740404] ? _raw_spin_unlock_irqrestore+0xbb/0xd0 [ 208.746198] ? try_to_wake_up+0xc2/0xf20 [ 208.750280] ? fuse_dev_read+0x1b0/0x1b0 [ 208.755144] ? migrate_swap_stop+0x930/0x930 [ 208.759558] ? futex_wake+0x338/0x5a0 [ 208.763956] ? lock_downgrade+0x860/0x860 [ 208.768124] ? wake_up_q+0xb3/0x100 [ 208.771748] ? get_futex_key+0xe80/0xe80 [ 208.776667] ? memset+0x31/0x40 [ 208.779939] fuse_dev_write+0x12a/0x1b0 [ 208.785382] ? fuse_dev_splice_write+0xa20/0xa20 [ 208.790154] __vfs_write+0x443/0x890 [ 208.795064] ? kernel_read+0x130/0x130 [ 208.798995] ? selinux_file_permission+0x326/0x3f0 [ 208.804575] ? rw_verify_area+0xb8/0x2b0 [ 208.808771] vfs_write+0x150/0x4d0 [ 208.812302] ksys_write+0x103/0x260 [ 208.816737] ? __ia32_sys_read+0xa0/0xa0 [ 208.820853] ? do_syscall_64+0x21/0x4e0 [ 208.825436] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 208.830793] __x64_sys_write+0x6e/0xb0 [ 208.835769] do_syscall_64+0xd0/0x4e0 [ 208.839584] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 208.845661] RIP: 0033:0x459349 [ 208.848886] Code: Bad RIP value. [ 208.852244] RSP: 002b:00007f6c5a3c4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 208.864015] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000459349 [ 208.871309] RDX: 000000000000002e RSI: 0000000020000000 RDI: 0000000000000003 [ 208.884658] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 208.891977] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6c5a3c56d4 [ 208.909682] R13: 00000000004c8b23 R14: 00000000004df760 R15: 00000000ffffffff [ 208.917723] INFO: task syz-executor.3:7188 blocked for more than 140 seconds. [ 208.926766] Not tainted 4.19.139-syzkaller #0 [ 208.931779] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 208.940395] syz-executor.3 D27960 7188 6254 0x00000006 [ 208.947258] Call Trace: [ 208.949858] __schedule+0x78c/0x1c10 [ 208.954369] ? pci_mmcfg_check_reserved+0x120/0x120 [ 208.959394] ? rwsem_down_write_failed+0x5c1/0xbf0 [ 208.964953] ? lockdep_hardirqs_on+0x421/0x5c0 [ 208.969583] ? _raw_spin_unlock_irq+0x27/0x80 [ 208.974765] schedule+0x7f/0x1b0 [ 208.978289] rwsem_down_write_failed+0x5c6/0xbf0 [ 208.984876] ? rwsem_down_read_failed_killable+0x550/0x550 [ 208.990614] ? mark_held_locks+0x130/0x130 [ 208.995457] ? trace_hardirqs_on+0x28/0x190 [ 209.000296] ? find_held_lock+0x36/0x1d0 [ 209.005958] call_rwsem_down_write_failed+0x17/0x30 [ 209.010979] ? call_rwsem_down_write_failed+0x17/0x30 [ 209.017001] down_write+0x53/0x90 [ 209.020453] ? lock_mount+0x82/0x290 [ 209.024740] lock_mount+0x82/0x290 [ 209.028281] do_add_mount+0x22/0x310 [ 209.031971] do_mount+0x1290/0x2410 [ 209.036541] ? copy_mount_string+0x20/0x20 [ 209.040787] ? rcu_read_lock_sched_held+0x108/0x120 [ 209.046761] ? kmem_cache_alloc_trace+0x350/0x740 [ 209.051620] ? copy_mount_options+0x55/0x270 [ 209.056626] ksys_mount+0xba/0xe0 [ 209.060072] __x64_sys_mount+0xb9/0x150 [ 209.064846] do_syscall_64+0xd0/0x4e0 [ 209.068648] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 209.074749] RIP: 0033:0x459349 [ 209.077943] Code: Bad RIP value. [ 209.081284] RSP: 002b:00007f6c5a3a3c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 209.089782] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 0000000000459349 [ 209.097478] RDX: 0000000020000240 RSI: 0000000020000200 RDI: 0000000000000000 [ 209.105244] RBP: 000000000075c118 R08: 0000000020000400 R09: 0000000000000000 [ 209.113873] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6c5a3a46d4 [ 209.121164] R13: 00000000004c575f R14: 00000000004d9be0 R15: 00000000ffffffff [ 209.129052] INFO: task syz-executor.3:7189 blocked for more than 140 seconds. [ 209.136969] Not tainted 4.19.139-syzkaller #0 [ 209.141993] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 209.150597] syz-executor.3 D29144 7189 6254 0x00000004 [ 209.156571] Call Trace: [ 209.159155] __schedule+0x78c/0x1c10 [ 209.164177] ? pci_mmcfg_check_reserved+0x120/0x120 [ 209.169192] ? rwsem_down_read_failed+0x203/0x3e0 [ 209.174923] ? lockdep_hardirqs_on+0x421/0x5c0 [ 209.179505] ? _raw_spin_unlock_irq+0x27/0x80 [ 209.184639] ? rwsem_down_read_failed+0x21c/0x3e0 [ 209.189469] schedule+0x7f/0x1b0 [ 209.192918] rwsem_down_read_failed+0x21c/0x3e0 [ 209.198548] ? rwsem_down_write_failed+0xbf0/0xbf0 [ 209.204488] ? unlazy_walk+0x143/0x450 [ 209.208369] ? lock_downgrade+0x860/0x860 [ 209.212508] call_rwsem_down_read_failed+0x18/0x30 [ 209.218529] down_read+0x49/0xb0 [ 209.221905] ? lookup_slow+0x43/0x70 [ 209.226210] lookup_slow+0x43/0x70 [ 209.229758] walk_component+0x694/0x2320 [ 209.234797] ? security_inode_permission+0x73/0xb0 [ 209.239737] ? path_init+0x1550/0x1550 [ 209.244337] ? link_path_walk.part.40+0x16d/0x1550 [ 209.249289] ? path_init+0xefe/0x1550 [ 209.253924] ? trace_hardirqs_on+0x28/0x190 [ 209.258306] ? walk_component+0x2320/0x2320 [ 209.262609] ? save_stack+0x43/0xd0 [ 209.266743] ? kasan_kmalloc+0xc7/0xe0 [ 209.270656] ? kasan_slab_alloc+0x12/0x20 [ 209.276801] path_lookupat.isra.43+0x180/0x850 [ 209.281396] ? mark_held_locks+0x130/0x130 [ 209.286272] ? path_parentat.isra.41+0x100/0x100 [ 209.291017] ? unwind_get_return_address+0x61/0xa0 [ 209.296597] ? __save_stack_trace+0x9c/0x100 [ 209.301005] ? find_held_lock+0x36/0x1d0 [ 209.306512] filename_lookup.part.57+0x160/0x360 [ 209.311286] ? filename_parentat.isra.55.part.56+0x400/0x400 [ 209.317712] ? rcu_read_lock_sched_held+0x108/0x120 [ 209.322724] ? strncpy_from_user+0x82/0x2f0 [ 209.327629] ? getname_flags+0xf6/0x520 [ 209.331614] user_path_at_empty+0x39/0x40 [ 209.336478] vfs_statx+0xbe/0x150 [ 209.339944] ? vfs_statx_fd+0x90/0x90 [ 209.344588] ? kasan_check_read+0x11/0x20 [ 209.348760] __do_sys_newstat+0x85/0xe0 [ 209.352730] ? cp_new_stat+0x5b0/0x5b0 [ 209.357491] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 209.362244] ? do_syscall_64+0x21/0x4e0 [ 209.366877] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 209.372253] ? lockdep_hardirqs_on+0x421/0x5c0 [ 209.377530] ? do_syscall_64+0x21/0x4e0 [ 209.381532] __x64_sys_newstat+0x4f/0x70 [ 209.386792] do_syscall_64+0xd0/0x4e0 [ 209.390623] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 209.396575] RIP: 0033:0x459349 [ 209.403948] Code: Bad RIP value. [ 209.407323] RSP: 002b:00007f6c5a382c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000004 [ 209.415784] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 0000000000459349 [ 209.423612] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000580 [ 209.430893] RBP: 000000000075c1c0 R08: 0000000000000000 R09: 0000000000000000 [ 209.439592] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6c5a3836d4 [ 209.447461] R13: 00000000004e537b R14: 00000000004de6c8 R15: 00000000ffffffff [ 209.456237] [ 209.456237] Showing all locks held in the system: [ 209.462585] 1 lock held by khungtaskd/1038: [ 209.467908] #0: 000000009cca04a8 (rcu_read_lock){....}, at: debug_show_all_locks+0x5b/0x27a [ 209.476991] 1 lock held by in:imklog/5763: [ 209.481232] #0: 000000007c3200b1 (&f->f_pos_lock){+.+.}, at: __fdget_pos+0xa7/0xd0 [ 209.489651] 2 locks held by syz-executor.2/7140: [ 209.494831] #0: 000000009cf2e6f3 (&type->i_mutex_dir_key#8){++++}, at: lookup_slow+0x43/0x70 [ 209.504025] #1: 0000000024c12067 (&fi->mutex){+.+.}, at: fuse_lock_inode+0x9a/0xc0 [ 209.511844] 2 locks held by syz-executor.2/7145: [ 209.517236] #0: 00000000096e6476 (&fc->killsb){.+.+}, at: fuse_dev_do_write+0x19c5/0x2350 [ 209.526102] #1: 000000009cf2e6f3 (&type->i_mutex_dir_key#8){++++}, at: fuse_reverse_inval_entry+0x9a/0x5d0 [ 209.536443] 1 lock held by syz-executor.2/7146: [ 209.541102] #0: 000000009cf2e6f3 (&type->i_mutex_dir_key#8){++++}, at: lock_mount+0x82/0x290 [ 209.550351] 1 lock held by syz-executor.2/7148: [ 209.555709] #0: 000000009cf2e6f3 (&type->i_mutex_dir_key#8){++++}, at: lock_mount+0x82/0x290 [ 209.565594] 1 lock held by syz-executor.2/7149: [ 209.570284] #0: 000000009cf2e6f3 (&type->i_mutex_dir_key#8){++++}, at: lookup_slow+0x43/0x70 [ 209.579736] 2 locks held by syz-executor.3/7153: [ 209.584993] #0: 00000000189b4e3a (&type->i_mutex_dir_key#8){++++}, at: lookup_slow+0x43/0x70 [ 209.594274] #1: 000000008a949ff1 (&fi->mutex){+.+.}, at: fuse_lock_inode+0x9a/0xc0 [ 209.602203] 1 lock held by syz-executor.3/7162: [ 209.607543] #0: 00000000189b4e3a (&type->i_mutex_dir_key#8){++++}, at: lock_mount+0x82/0x290 [ 209.617096] 2 locks held by syz-executor.3/7167: [ 209.621869] #0: 000000003fb56a85 (&fc->killsb){.+.+}, at: fuse_dev_do_write+0x19c5/0x2350 [ 209.630971] #1: 00000000189b4e3a (&type->i_mutex_dir_key#8){++++}, at: fuse_reverse_inval_entry+0x9a/0x5d0 [ 209.642207] 1 lock held by syz-executor.3/7188: [ 209.647220] #0: 00000000189b4e3a (&type->i_mutex_dir_key#8){++++}, at: lock_mount+0x82/0x290 [ 209.656911] 1 lock held by syz-executor.3/7189: [ 209.661833] #0: 00000000189b4e3a (&type->i_mutex_dir_key#8){++++}, at: lookup_slow+0x43/0x70 [ 209.671151] 2 locks held by syz-executor.1/7156: [ 209.676248] #0: 000000003c9341b6 (&type->i_mutex_dir_key#8){++++}, at: lookup_slow+0x43/0x70 [ 209.685365] #1: 00000000ef8f95d1 (&fi->mutex){+.+.}, at: fuse_lock_inode+0x9a/0xc0 [ 209.694807] 1 lock held by syz-executor.1/7164: [ 209.699492] #0: 000000003c9341b6 (&type->i_mutex_dir_key#8){++++}, at: lock_mount+0x82/0x290 [ 209.708749] 2 locks held by syz-executor.1/7168: [ 209.713919] #0: 00000000ec2d2dcf (&fc->killsb){.+.+}, at: fuse_dev_do_write+0x19c5/0x2350 [ 209.722424] #1: 000000003c9341b6 (&type->i_mutex_dir_key#8){++++}, at: fuse_reverse_inval_entry+0x9a/0x5d0 [ 209.733004] 1 lock held by syz-executor.1/7190: [ 209.738141] #0: 000000003c9341b6 (&type->i_mutex_dir_key#8){++++}, at: lookup_slow+0x43/0x70 [ 209.747377] 1 lock held by syz-executor.1/7191: [ 209.752040] #0: 000000003c9341b6 (&type->i_mutex_dir_key#8){++++}, at: lock_mount+0x82/0x290 [ 209.761348] 2 locks held by syz-executor.5/7172: [ 209.766550] #0: 00000000a26b6e00 (&type->i_mutex_dir_key#8){++++}, at: lookup_slow+0x43/0x70 [ 209.775650] #1: 000000004a17ddb4 (&fi->mutex){+.+.}, at: fuse_lock_inode+0x9a/0xc0 [ 209.783932] 2 locks held by syz-executor.5/7182: [ 209.788685] #0: 00000000cb44e928 (&fc->killsb){.+.+}, at: fuse_dev_do_write+0x19c5/0x2350 [ 209.797839] #1: 00000000a26b6e00 (&type->i_mutex_dir_key#8){++++}, at: fuse_reverse_inval_entry+0x9a/0x5d0 [ 209.808271] 1 lock held by syz-executor.5/7199: [ 209.812961] #0: 00000000a26b6e00 (&type->i_mutex_dir_key#8){++++}, at: lock_mount+0x82/0x290 [ 209.822318] 1 lock held by syz-executor.5/7204: [ 209.827729] #0: 00000000a26b6e00 (&type->i_mutex_dir_key#8){++++}, at: lock_mount+0x82/0x290 [ 209.836956] 1 lock held by syz-executor.5/7205: [ 209.841627] #0: 00000000a26b6e00 (&type->i_mutex_dir_key#8){++++}, at: lookup_slow+0x43/0x70 [ 209.851144] 2 locks held by syz-executor.4/7173: [ 209.856285] #0: 00000000e2e94366 (&type->i_mutex_dir_key#8){++++}, at: lookup_slow+0x43/0x70 [ 209.865421] #1: 0000000082b1bc9c (&fi->mutex){+.+.}, at: fuse_lock_inode+0x9a/0xc0 [ 209.873804] 1 lock held by syz-executor.4/7186: [ 209.878489] #0: 00000000e2e94366 (&type->i_mutex_dir_key#8){++++}, at: lock_mount+0x82/0x290 [ 209.887834] 2 locks held by syz-executor.4/7200: [ 209.892580] #0: 00000000b1bfe7c1 (&fc->killsb){.+.+}, at: fuse_dev_do_write+0x19c5/0x2350 [ 209.901617] #1: 00000000e2e94366 (&type->i_mutex_dir_key#8){++++}, at: fuse_reverse_inval_entry+0x9a/0x5d0 [ 209.912065] 1 lock held by syz-executor.4/7206: [ 209.917093] #0: 00000000e2e94366 (&type->i_mutex_dir_key#8){++++}, at: lookup_slow+0x43/0x70 [ 209.926231] 1 lock held by syz-executor.4/7207: [ 209.930900] #0: 00000000e2e94366 (&type->i_mutex_dir_key#8){++++}, at: lock_mount+0x82/0x290 [ 209.940268] 2 locks held by syz-executor.0/7177: [ 209.946113] #0: 000000005a8da198 (&type->i_mutex_dir_key#8){++++}, at: lookup_slow+0x43/0x70 [ 209.955950] #1: 00000000c14cd45e (&fi->mutex){+.+.}, at: fuse_lock_inode+0x9a/0xc0 [ 209.964272] 2 locks held by syz-executor.0/7187: [ 209.969028] #0: 00000000f3659328 (&fc->killsb){.+.+}, at: fuse_dev_do_write+0x19c5/0x2350 [ 209.978597] #1: 000000005a8da198 (&type->i_mutex_dir_key#8){++++}, at: fuse_reverse_inval_entry+0x9a/0x5d0 [ 209.988961] 1 lock held by syz-executor.0/7201: [ 209.994101] #0: 000000005a8da198 (&type->i_mutex_dir_key#8){++++}, at: lock_mount+0x82/0x290 [ 210.002787] 1 lock held by syz-executor.0/7215: [ 210.008200] #0: 000000005a8da198 (&type->i_mutex_dir_key#8){++++}, at: lock_mount+0x82/0x290 [ 210.018273] 1 lock held by syz-executor.0/7216: [ 210.022931] #0: 000000005a8da198 (&type->i_mutex_dir_key#8){++++}, at: lookup_slow+0x43/0x70 [ 210.033714] [ 210.035348] ============================================= [ 210.035348] [ 210.042381] NMI backtrace for cpu 1 [ 210.046177] CPU: 1 PID: 1038 Comm: khungtaskd Not tainted 4.19.139-syzkaller #0 [ 210.053625] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 210.062966] Call Trace: [ 210.065537] dump_stack+0x123/0x177 [ 210.069148] nmi_cpu_backtrace.cold.4+0x3e/0x76 [ 210.073795] ? lapic_can_unplug_cpu.cold.29+0x3f/0x3f [ 210.078984] nmi_trigger_cpumask_backtrace+0xe6/0x11a [ 210.084978] arch_trigger_cpumask_backtrace+0x14/0x20 [ 210.090191] watchdog+0x5c3/0xb40 [ 210.094070] kthread+0x324/0x3e0 [ 210.097634] ? hungtask_pm_notify+0x40/0x40 [ 210.102004] ? kthread_cancel_delayed_work_sync+0x10/0x10 [ 210.107564] ret_from_fork+0x24/0x30 [ 210.111348] Sending NMI from CPU 1 to CPUs 0: [ 210.115958] NMI backtrace for cpu 0 [ 210.115961] CPU: 0 PID: 3518 Comm: systemd-journal Not tainted 4.19.139-syzkaller #0 [ 210.115963] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 210.115964] RIP: 0033:0x7f8d1af8f390 [ 210.115967] Code: 68 49 01 00 00 e9 50 eb ff ff ff 25 7a ef 1d 00 68 4a 01 00 00 e9 40 eb ff ff ff 25 72 ef 1d 00 68 4b 01 00 00 e9 30 eb ff ff 25 6a ef 1d 00 68 4c 01 00 00 e9 20 eb ff ff ff 25 62 ef 1d 00 [ 210.115969] RSP: 002b:00007ffdebd3d118 EFLAGS: 00000246 [ 210.115972] RAX: 0000000000000000 RBX: 000055d2f7d4e7c0 RCX: 0000000000000000 [ 210.115974] RDX: 00000000ffffffff RSI: 0000000000000000 RDI: 000055d2f7d42270 [ 210.115975] RBP: 0000000000000000 R08: 000055d2f7d4d3b0 R09: 00000000ffffff00 [ 210.115977] R10: 0000000000000030 R11: 0000000000000246 R12: 00000000ffffffff [ 210.115979] R13: 00000000fffffffe R14: 00007ffdebd3d410 R15: 000055d2f7d4e7c0 [ 210.115980] FS: 00007f8d1b3878c0 GS: 0000000000000000 [ 210.118056] Kernel panic - not syncing: hung_task: blocked tasks [ 210.213135] CPU: 1 PID: 1038 Comm: khungtaskd Not tainted 4.19.139-syzkaller #0 [ 210.220579] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 210.229930] Call Trace: [ 210.232683] dump_stack+0x123/0x177 [ 210.236293] panic+0x1cd/0x375 [ 210.239462] ? __warn_printk+0xd6/0xd6 [ 210.243341] watchdog+0x5d4/0xb40 [ 210.246796] kthread+0x324/0x3e0 [ 210.250144] ? hungtask_pm_notify+0x40/0x40 [ 210.254445] ? kthread_cancel_delayed_work_sync+0x10/0x10 [ 210.259988] ret_from_fork+0x24/0x30 [ 210.265073] Kernel Offset: disabled [ 210.268700] Rebooting in 86400 seconds..