[ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 30.376393] audit: type=1400 audit(1590969196.528:8): avc: denied { execmem } for pid=6251 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 30.395929] IPVS: ftp: loaded support on port[0] = 21 [ 30.818245] can: request_module (can-proto-0) failed. [ 31.793702] can: request_module (can-proto-0) failed. [ 31.819161] audit: type=1400 audit(1590969197.978:9): avc: denied { create } for pid=6231 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 '10.128.0.130' (ECDSA) to the list of known hosts. 2020/05/31 23:53:26 parsed 1 programs 2020/05/31 23:53:26 executed programs: 0 [ 40.701329] audit: type=1400 audit(1590969206.850:10): avc: denied { execmem } for pid=6374 comm="syz-executor.2" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 40.724155] IPVS: ftp: loaded support on port[0] = 21 [ 40.760333] IPVS: ftp: loaded support on port[0] = 21 [ 40.768105] IPVS: ftp: loaded support on port[0] = 21 [ 40.787707] IPVS: ftp: loaded support on port[0] = 21 [ 40.787729] IPVS: ftp: loaded support on port[0] = 21 [ 40.804026] IPVS: ftp: loaded support on port[0] = 21 [ 40.888601] chnl_net:caif_netlink_parms(): no params data found [ 40.943671] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.950766] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.958733] device bridge_slave_0 entered promiscuous mode [ 40.969326] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.975664] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.983513] device bridge_slave_1 entered promiscuous mode [ 41.001050] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 41.011958] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.085539] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 41.094755] team0: Port device team_slave_0 added [ 41.111792] chnl_net:caif_netlink_parms(): no params data found [ 41.120603] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 41.129222] team0: Port device team_slave_1 added [ 41.136329] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 41.166252] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 41.244408] chnl_net:caif_netlink_parms(): no params data found [ 41.283799] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.292623] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.300065] device bridge_slave_0 entered promiscuous mode [ 41.308273] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.314609] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.321925] device bridge_slave_1 entered promiscuous mode [ 41.367720] device hsr_slave_0 entered promiscuous mode [ 41.406056] device hsr_slave_1 entered promiscuous mode [ 41.454926] chnl_net:caif_netlink_parms(): no params data found [ 41.463124] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.469913] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.478062] device bridge_slave_0 entered promiscuous mode [ 41.484517] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.491248] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.498321] device bridge_slave_1 entered promiscuous mode [ 41.513694] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 41.549205] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 41.558202] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 41.569613] chnl_net:caif_netlink_parms(): no params data found [ 41.588536] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 41.598340] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.625330] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.645607] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 41.652825] team0: Port device team_slave_0 added [ 41.662257] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 41.670115] team0: Port device team_slave_1 added [ 41.678592] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 41.688020] team0: Port device team_slave_0 added [ 41.694736] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 41.703624] team0: Port device team_slave_1 added [ 41.743022] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 41.750786] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 41.762751] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 41.776521] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.782917] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.791303] device bridge_slave_0 entered promiscuous mode [ 41.802124] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.809293] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.817527] device bridge_slave_1 entered promiscuous mode [ 41.834038] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 41.848120] chnl_net:caif_netlink_parms(): no params data found [ 41.857831] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.864283] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.871292] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.877689] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.917776] device hsr_slave_0 entered promiscuous mode [ 41.956759] device hsr_slave_1 entered promiscuous mode [ 42.067608] device hsr_slave_0 entered promiscuous mode [ 42.116102] device hsr_slave_1 entered promiscuous mode [ 42.159944] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 42.166767] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.173095] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.181195] device bridge_slave_0 entered promiscuous mode [ 42.188483] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 42.198914] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 42.207776] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.214592] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.226720] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 42.244076] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.251755] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.258392] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.265256] device bridge_slave_1 entered promiscuous mode [ 42.280154] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.299895] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 42.322101] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.329443] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.338675] device bridge_slave_0 entered promiscuous mode [ 42.352980] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 42.361329] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 42.369443] team0: Port device team_slave_0 added [ 42.374924] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.382379] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.389830] device bridge_slave_1 entered promiscuous mode [ 42.401248] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.409084] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.425773] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 42.433115] team0: Port device team_slave_1 added [ 42.443697] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 42.456052] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 42.463174] team0: Port device team_slave_0 added [ 42.470514] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 42.478273] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 42.505321] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 42.515167] team0: Port device team_slave_1 added [ 42.520877] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 42.529606] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 42.537245] team0: Port device team_slave_0 added [ 42.542952] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 42.550435] team0: Port device team_slave_1 added [ 42.555944] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 42.563881] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 42.571509] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 42.629385] device hsr_slave_0 entered promiscuous mode [ 42.685995] device hsr_slave_1 entered promiscuous mode [ 42.752520] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 42.762654] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 42.769996] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.795075] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.804918] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.828859] device hsr_slave_0 entered promiscuous mode [ 42.865918] device hsr_slave_1 entered promiscuous mode [ 42.916194] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 42.924185] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.977210] device hsr_slave_0 entered promiscuous mode [ 43.015956] device hsr_slave_1 entered promiscuous mode [ 43.076241] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 43.083244] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 43.093679] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 43.103814] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 43.112567] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 43.122435] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 43.138433] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.147104] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.154187] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.162343] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.172537] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 43.179411] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.187696] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.196021] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 43.203778] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 43.221881] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 43.229728] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 43.238433] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.245391] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 43.254149] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 43.262216] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.272529] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 43.282068] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.289615] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.296906] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.304617] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.312376] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.318782] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.326554] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.334202] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.341794] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.348183] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.355216] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.363646] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 43.370069] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.379550] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 43.389174] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.399709] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.409027] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 43.417026] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.424732] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.432527] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.438910] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.446220] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.453900] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.461755] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.468155] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.475767] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.489198] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 43.499487] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 43.509572] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.517751] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.525537] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.531924] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.539382] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 43.551716] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 43.560823] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 43.576221] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 43.583853] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.592321] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.600633] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.607039] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.618405] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 43.627543] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 43.635328] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 43.647434] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 43.655048] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 43.662824] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 43.670665] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 43.678717] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 43.689218] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 43.700904] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 43.713482] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 43.721248] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 43.730632] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 43.739113] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 43.747319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 43.754786] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.766999] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.773698] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 43.783824] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 43.791770] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 43.800927] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.808232] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 43.816535] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 43.825840] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 43.833262] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.841357] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 43.849473] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 43.857294] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 43.864116] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 43.876229] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.882974] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 43.893701] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 43.902757] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 43.914163] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 43.922456] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 43.930287] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 43.938485] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 43.947687] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 43.953701] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 43.962781] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 43.971470] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 43.980335] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 43.987286] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 43.997391] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 44.007035] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.014112] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 44.021785] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.031643] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 44.040643] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 44.049853] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 44.060585] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 44.068150] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 44.074213] 8021q: adding VLAN 0 to HW filter on device team0 [ 44.082935] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.090823] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 44.098532] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.105459] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 44.112885] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.120563] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 44.128332] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.135861] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 44.142682] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.149744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 44.157725] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 44.165245] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.171635] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.178997] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 44.187841] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 44.193903] 8021q: adding VLAN 0 to HW filter on device team0 [ 44.203934] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 44.211203] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 44.220079] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 44.229086] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 44.239589] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 44.246240] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 44.258306] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 44.264378] 8021q: adding VLAN 0 to HW filter on device team0 [ 44.272756] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.282766] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 44.290920] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.298749] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 44.307224] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 44.314729] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.321122] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.332642] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 44.340810] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.350414] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.359822] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 44.367723] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 44.375610] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 44.383149] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.389524] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.396992] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 44.404709] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 44.413025] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.419740] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.427538] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 44.434930] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.444900] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 44.454386] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 44.462269] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 44.469722] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 44.477790] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 44.485518] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.492804] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.500255] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 44.508040] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 44.518293] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 44.527080] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 44.534956] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.548745] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 44.556119] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 44.563750] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 44.574306] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.580709] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.589938] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 44.600716] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 44.616789] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 44.624466] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 44.640633] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 44.649560] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 44.658298] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 44.670114] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 44.687570] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 44.706877] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 44.720679] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 44.731528] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 44.746041] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 44.760491] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 44.769770] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 44.779489] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 44.788368] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 44.796271] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 44.807318] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 44.814369] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 44.829638] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 44.846718] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 44.866579] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 44.879252] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 44.887906] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 44.905974] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 44.917815] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 44.926966] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 44.934706] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 44.942976] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 44.951162] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 44.958832] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.968930] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 44.992062] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 44.999759] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 45.022621] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.049944] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 45.066737] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 45.078660] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 45.097379] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 45.103585] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 45.114479] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 45.126528] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.133937] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 45.172165] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.181188] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 45.190921] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 45.201126] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 45.212977] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.234840] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 45.245483] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.255304] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 45.261349] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 45.269992] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 45.279992] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 45.299598] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 45.314026] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 45.329501] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 45.341048] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 45.352987] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 45.364193] 8021q: adding VLAN 0 to HW filter on device batadv0 2020/05/31 23:53:31 executed programs: 19 [ 206.710438] INFO: task syz-executor.4:7305 blocked for more than 140 seconds. [ 206.717921] Not tainted 4.19.125-syzkaller #0 [ 206.730366] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 206.738387] syz-executor.4 D28136 7305 6377 0x80000004 [ 206.774697] Call Trace: [ 206.777314] __schedule+0x78c/0x1c10 [ 206.781831] ? pci_mmcfg_check_reserved+0x120/0x120 [ 206.786845] ? rwsem_down_read_failed+0x203/0x3e0 [ 206.814716] ? lockdep_hardirqs_on+0x421/0x5c0 [ 206.819306] ? _raw_spin_unlock_irq+0x27/0x80 [ 206.835629] ? rwsem_down_read_failed+0x21c/0x3e0 [ 206.854782] schedule+0x7f/0x1b0 [ 206.858161] rwsem_down_read_failed+0x21c/0x3e0 [ 206.875944] ? rwsem_down_write_failed+0xbf0/0xbf0 [ 206.881392] ? find_held_lock+0x36/0x1d0 [ 206.885463] call_rwsem_down_read_failed+0x18/0x30 [ 206.914702] down_read+0x49/0xb0 [ 206.918077] ? do_exit+0x617/0x2d20 [ 206.934761] do_exit+0x617/0x2d20 [ 206.938331] ? trace_hardirqs_on+0x28/0x190 [ 206.955743] ? mm_update_next_owner+0x680/0x680 [ 206.960961] ? find_held_lock+0x36/0x1d0 [ 206.965025] ? get_signal+0x2c3/0x1a00 [ 206.968896] ? _raw_spin_unlock_irq+0x27/0x80 [ 207.014858] ? get_signal+0x2c3/0x1a00 [ 207.018781] do_group_exit+0xf4/0x2f0 [ 207.023492] get_signal+0x313/0x1a00 [ 207.027216] ? vm_mmap_pgoff+0x15a/0x210 [ 207.054695] ? lock_downgrade+0x860/0x860 [ 207.058863] do_signal+0x87/0x1960 [ 207.064011] ? vm_mmap_pgoff+0x15a/0x210 [ 207.068082] ? vma_is_stack_for_current+0x90/0x90 [ 207.094764] ? setup_sigcontext+0x7d0/0x7d0 [ 207.099105] ? kvm_clock_get_cycles+0x9/0x10 [ 207.105036] ? ksys_mmap_pgoff+0xa4/0x650 [ 207.109186] ? exit_to_usermode_loop+0x3a/0x200 [ 207.140365] ? do_syscall_64+0x413/0x4e0 [ 207.144450] ? lockdep_hardirqs_on+0x421/0x5c0 [ 207.149016] ? exit_to_usermode_loop+0x3a/0x200 [ 207.180358] ? trace_hardirqs_on+0x28/0x190 [ 207.184704] exit_to_usermode_loop+0x114/0x200 [ 207.189275] do_syscall_64+0x413/0x4e0 [ 207.210414] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 207.215624] RIP: 0033:0x45987a [ 207.218811] Code: 89 f5 41 54 49 89 fc 55 53 74 35 49 63 e8 48 63 da 4d 89 f9 49 89 e8 4d 63 d6 48 89 da 4c 89 ee 4c 89 e7 b8 09 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 4e 5b 5d 41 5c 41 5d 41 5e 41 5f c3 0f 1f 00 [ 207.270367] RSP: 002b:00007ffd7f17f1f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 [ 207.278096] RAX: fffffffffffffffc RBX: 0000000000000003 RCX: 000000000045987a [ 207.300335] RDX: 0000000000000003 RSI: 0000000000021000 RDI: 0000000000000000 [ 207.307621] RBP: ffffffffffffffff R08: ffffffffffffffff R09: 0000000000000000 [ 207.330381] R10: 0000000000020022 R11: 0000000000000246 R12: 0000000000000000 [ 207.337659] R13: 0000000000021000 R14: 0000000000020022 R15: 0000000000000000 [ 207.360400] INFO: task syz-executor.4:7306 blocked for more than 140 seconds. [ 207.367681] Not tainted 4.19.125-syzkaller #0 [ 207.380360] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 207.388371] syz-executor.4 D28200 7306 6377 0x80000004 [ 207.394058] Call Trace: [ 207.410349] __schedule+0x78c/0x1c10 [ 207.414079] ? pci_mmcfg_check_reserved+0x120/0x120 [ 207.419080] ? rwsem_down_read_failed+0x203/0x3e0 [ 207.440370] ? lockdep_hardirqs_on+0x421/0x5c0 [ 207.444966] ? _raw_spin_unlock_irq+0x27/0x80 [ 207.449451] ? rwsem_down_read_failed+0x21c/0x3e0 [ 207.460388] schedule+0x7f/0x1b0 [ 207.463758] rwsem_down_read_failed+0x21c/0x3e0 [ 207.468414] ? rwsem_down_write_failed+0xbf0/0xbf0 [ 207.490343] ? find_held_lock+0x36/0x1d0 [ 207.494435] call_rwsem_down_read_failed+0x18/0x30 [ 207.499353] down_read+0x49/0xb0 [ 207.520367] ? do_exit+0x617/0x2d20 [ 207.524010] do_exit+0x617/0x2d20 [ 207.527464] ? mm_update_next_owner+0x680/0x680 [ 207.540367] ? find_held_lock+0x36/0x1d0 [ 207.544445] ? get_signal+0x2c3/0x1a00 [ 207.548323] ? _raw_spin_unlock_irq+0x27/0x80 [ 207.570336] ? get_signal+0x2c3/0x1a00 [ 207.574259] do_group_exit+0xf4/0x2f0 [ 207.578048] get_signal+0x313/0x1a00 [ 207.590357] ? lock_downgrade+0x860/0x860 [ 207.594528] do_signal+0x87/0x1960 [ 207.598054] ? lock_downgrade+0x860/0x860 [ 207.610344] ? setup_sigcontext+0x7d0/0x7d0 [ 207.614679] ? kasan_check_read+0x11/0x20 [ 207.618816] ? _copy_to_user+0x91/0xb0 [ 207.640357] ? __x64_sys_futex+0x1cb/0x3a0 [ 207.644611] ? exit_to_usermode_loop+0x3a/0x200 [ 207.649262] ? do_syscall_64+0x413/0x4e0 [ 207.670333] ? lockdep_hardirqs_on+0x421/0x5c0 [ 207.674928] ? exit_to_usermode_loop+0x3a/0x200 [ 207.679586] ? trace_hardirqs_on+0x28/0x190 [ 207.690334] exit_to_usermode_loop+0x114/0x200 [ 207.694919] do_syscall_64+0x413/0x4e0 [ 207.698793] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 207.720357] RIP: 0033:0x459829 [ 207.723566] Code: fd b7 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 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 207.770310] RSP: 002b:00007fd1e4caecf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 207.778033] RAX: fffffffffffffe00 RBX: 000000000075bf28 RCX: 0000000000459829 [ 207.800350] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000075bf28 [ 207.807642] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 207.830310] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000075bf2c [ 207.837611] R13: 00007ffd7f17f29f R14: 00007fd1e4caf9c0 R15: 000000000075bf2c [ 207.860406] INFO: task syz-executor.5:7364 blocked for more than 140 seconds. [ 207.867686] Not tainted 4.19.125-syzkaller #0 [ 207.880555] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 207.888522] syz-executor.5 D28136 7364 6381 0x80000004 [ 207.910524] Call Trace: [ 207.913132] __schedule+0x78c/0x1c10 [ 207.916836] ? pci_mmcfg_check_reserved+0x120/0x120 [ 207.930339] ? rwsem_down_read_failed+0x203/0x3e0 [ 207.935191] ? lockdep_hardirqs_on+0x421/0x5c0 [ 207.939756] ? _raw_spin_unlock_irq+0x27/0x80 [ 207.960315] ? rwsem_down_read_failed+0x21c/0x3e0 [ 207.965170] schedule+0x7f/0x1b0 [ 207.968523] rwsem_down_read_failed+0x21c/0x3e0 [ 207.990334] ? rwsem_down_write_failed+0xbf0/0xbf0 [ 207.995285] ? find_held_lock+0x36/0x1d0 [ 207.999370] call_rwsem_down_read_failed+0x18/0x30 [ 208.010326] down_read+0x49/0xb0 [ 208.013697] ? do_exit+0x617/0x2d20 [ 208.017313] do_exit+0x617/0x2d20 [ 208.040303] ? trace_hardirqs_on+0x28/0x190 [ 208.044645] ? mm_update_next_owner+0x680/0x680 [ 208.049300] ? find_held_lock+0x36/0x1d0 [ 208.060307] ? get_signal+0x2c3/0x1a00 [ 208.064201] ? _raw_spin_unlock_irq+0x27/0x80 [ 208.068679] ? get_signal+0x2c3/0x1a00 [ 208.090325] do_group_exit+0xf4/0x2f0 [ 208.094136] get_signal+0x313/0x1a00 [ 208.097838] ? vm_mmap_pgoff+0x15a/0x210 [ 208.110331] ? lock_downgrade+0x860/0x860 [ 208.114494] do_signal+0x87/0x1960 [ 208.118022] ? vm_mmap_pgoff+0x15a/0x210 [ 208.130316] ? vma_is_stack_for_current+0x90/0x90 [ 208.135162] ? setup_sigcontext+0x7d0/0x7d0 [ 208.139473] ? kvm_clock_get_cycles+0x9/0x10 [ 208.160289] ? ksys_mmap_pgoff+0xa4/0x650 [ 208.164444] ? exit_to_usermode_loop+0x3a/0x200 [ 208.169096] ? do_syscall_64+0x413/0x4e0 [ 208.190305] ? lockdep_hardirqs_on+0x421/0x5c0 [ 208.194892] ? exit_to_usermode_loop+0x3a/0x200 [ 208.199544] ? trace_hardirqs_on+0x28/0x190 [ 208.220287] exit_to_usermode_loop+0x114/0x200 [ 208.224879] do_syscall_64+0x413/0x4e0 [ 208.228756] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 208.250307] RIP: 0033:0x45987a [ 208.253513] Code: 89 f5 41 54 49 89 fc 55 53 74 35 49 63 e8 48 63 da 4d 89 f9 49 89 e8 4d 63 d6 48 89 da 4c 89 ee 4c 89 e7 b8 09 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 4e 5b 5d 41 5c 41 5d 41 5e 41 5f c3 0f 1f 00 [ 208.290308] RSP: 002b:00007fff35ef4938 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 [ 208.298035] RAX: fffffffffffffffc RBX: 0000000000000003 RCX: 000000000045987a [ 208.320264] RDX: 0000000000000003 RSI: 0000000000021000 RDI: 0000000000000000 [ 208.327582] RBP: ffffffffffffffff R08: ffffffffffffffff R09: 0000000000000000 [ 208.350297] R10: 0000000000020022 R11: 0000000000000246 R12: 0000000000000000 [ 208.357580] R13: 0000000000021000 R14: 0000000000020022 R15: 0000000000000000 [ 208.380311] INFO: task syz-executor.5:7366 blocked for more than 140 seconds. [ 208.387588] Not tainted 4.19.125-syzkaller #0 [ 208.400253] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 208.408225] syz-executor.5 D28200 7366 6381 0x80000004 [ 208.430283] Call Trace: [ 208.432892] __schedule+0x78c/0x1c10 [ 208.436596] ? pci_mmcfg_check_reserved+0x120/0x120 [ 208.460262] ? rwsem_down_read_failed+0x203/0x3e0 [ 208.465118] ? lockdep_hardirqs_on+0x421/0x5c0 [ 208.469683] ? _raw_spin_unlock_irq+0x27/0x80 [ 208.490291] ? rwsem_down_read_failed+0x21c/0x3e0 [ 208.495165] schedule+0x7f/0x1b0 [ 208.498524] rwsem_down_read_failed+0x21c/0x3e0 [ 208.510303] ? rwsem_down_write_failed+0xbf0/0xbf0 [ 208.515254] ? find_held_lock+0x36/0x1d0 [ 208.519315] call_rwsem_down_read_failed+0x18/0x30 [ 208.540250] down_read+0x49/0xb0 [ 208.543623] ? do_exit+0x617/0x2d20 [ 208.547239] do_exit+0x617/0x2d20 [ 208.560253] ? mm_update_next_owner+0x680/0x680 [ 208.564927] ? find_held_lock+0x36/0x1d0 [ 208.568983] ? get_signal+0x2c3/0x1a00 [ 208.590279] ? _raw_spin_unlock_irq+0x27/0x80 [ 208.594783] ? get_signal+0x2c3/0x1a00 [ 208.598661] do_group_exit+0xf4/0x2f0 [ 208.610281] get_signal+0x313/0x1a00 [ 208.613998] ? lock_downgrade+0x860/0x860 [ 208.618151] do_signal+0x87/0x1960 [ 208.630287] ? lock_downgrade+0x860/0x860 [ 208.634490] ? setup_sigcontext+0x7d0/0x7d0 [ 208.638820] ? kasan_check_read+0x11/0x20 [ 208.660231] ? _copy_to_user+0x91/0xb0 [ 208.664129] ? __x64_sys_futex+0x1cb/0x3a0 [ 208.668352] ? exit_to_usermode_loop+0x3a/0x200 [ 208.690264] ? do_syscall_64+0x413/0x4e0 [ 208.694335] ? lockdep_hardirqs_on+0x421/0x5c0 [ 208.698917] ? exit_to_usermode_loop+0x3a/0x200 [ 208.710259] ? trace_hardirqs_on+0x28/0x190 [ 208.714591] exit_to_usermode_loop+0x114/0x200 [ 208.719163] do_syscall_64+0x413/0x4e0 [ 208.740226] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 208.745422] RIP: 0033:0x459829 [ 208.748598] Code: fd b7 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 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 208.790204] RSP: 002b:00007fa704bc0cf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 208.797950] RAX: fffffffffffffe00 RBX: 000000000075bf28 RCX: 0000000000459829 [ 208.830200] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000075bf28 [ 208.837488] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 208.860240] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000075bf2c [ 208.867521] R13: 00007fff35ef49df R14: 00007fa704bc19c0 R15: 000000000075bf2c [ 208.880288] INFO: task syz-executor.3:7367 blocked for more than 140 seconds. [ 208.887559] Not tainted 4.19.125-syzkaller #0 [ 208.910220] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 208.918189] syz-executor.3 D28136 7367 6382 0x80000004 [ 208.940203] Call Trace: [ 208.942807] __schedule+0x78c/0x1c10 [ 208.946513] ? pci_mmcfg_check_reserved+0x120/0x120 [ 208.960206] ? rwsem_down_read_failed+0x203/0x3e0 [ 208.965079] ? lockdep_hardirqs_on+0x421/0x5c0 [ 208.969656] ? _raw_spin_unlock_irq+0x27/0x80 [ 208.990228] ? rwsem_down_read_failed+0x21c/0x3e0 [ 208.995074] schedule+0x7f/0x1b0 [ 208.998426] rwsem_down_read_failed+0x21c/0x3e0 [ 209.010216] ? rwsem_down_write_failed+0xbf0/0xbf0 [ 209.015176] ? find_held_lock+0x36/0x1d0 [ 209.019241] call_rwsem_down_read_failed+0x18/0x30 [ 209.040206] down_read+0x49/0xb0 [ 209.043583] ? do_exit+0x617/0x2d20 [ 209.047201] do_exit+0x617/0x2d20 [ 209.060197] ? trace_hardirqs_on+0x28/0x190 [ 209.064533] ? mm_update_next_owner+0x680/0x680 [ 209.069219] ? find_held_lock+0x36/0x1d0 [ 209.090221] ? get_signal+0x2c3/0x1a00 [ 209.094213] ? _raw_spin_unlock_irq+0x27/0x80 [ 209.098715] ? get_signal+0x2c3/0x1a00 [ 209.120194] do_group_exit+0xf4/0x2f0 [ 209.124012] get_signal+0x313/0x1a00 [ 209.127713] ? vm_mmap_pgoff+0x15a/0x210 [ 209.140187] ? lock_downgrade+0x860/0x860 [ 209.144350] do_signal+0x87/0x1960 [ 209.147875] ? vm_mmap_pgoff+0x15a/0x210 [ 209.160185] ? vma_is_stack_for_current+0x90/0x90 [ 209.165033] ? setup_sigcontext+0x7d0/0x7d0 [ 209.169343] ? kvm_clock_get_cycles+0x9/0x10 [ 209.190215] ? ksys_mmap_pgoff+0xa4/0x650 [ 209.194375] ? exit_to_usermode_loop+0x3a/0x200 [ 209.199029] ? do_syscall_64+0x413/0x4e0 [ 209.220178] ? lockdep_hardirqs_on+0x421/0x5c0 [ 209.224770] ? exit_to_usermode_loop+0x3a/0x200 [ 209.229451] ? trace_hardirqs_on+0x28/0x190 [ 209.240193] exit_to_usermode_loop+0x114/0x200 [ 209.244801] do_syscall_64+0x413/0x4e0 [ 209.248686] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 209.270250] RIP: 0033:0x45987a [ 209.273458] Code: 89 f5 41 54 49 89 fc 55 53 74 35 49 63 e8 48 63 da 4d 89 f9 49 89 e8 4d 63 d6 48 89 da 4c 89 ee 4c 89 e7 b8 09 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 4e 5b 5d 41 5c 41 5d 41 5e 41 5f c3 0f 1f 00 [ 209.320147] RSP: 002b:00007ffd50e00968 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 [ 209.327869] RAX: fffffffffffffffc RBX: 0000000000000003 RCX: 000000000045987a [ 209.350181] RDX: 0000000000000003 RSI: 0000000000021000 RDI: 0000000000000000 [ 209.357463] RBP: ffffffffffffffff R08: ffffffffffffffff R09: 0000000000000000 [ 209.380142] R10: 0000000000020022 R11: 0000000000000246 R12: 0000000000000000 [ 209.387424] R13: 0000000000021000 R14: 0000000000020022 R15: 0000000000000000 [ 209.410232] INFO: task syz-executor.3:7368 blocked for more than 140 seconds. [ 209.417514] Not tainted 4.19.125-syzkaller #0 [ 209.430153] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 209.438130] syz-executor.3 D28200 7368 6382 0x80000004 [ 209.460175] Call Trace: [ 209.462776] __schedule+0x78c/0x1c10 [ 209.466480] ? pci_mmcfg_check_reserved+0x120/0x120 [ 209.480172] ? rwsem_down_read_failed+0x203/0x3e0 [ 209.485023] ? lockdep_hardirqs_on+0x421/0x5c0 [ 209.489592] ? _raw_spin_unlock_irq+0x27/0x80 [ 209.510197] ? rwsem_down_read_failed+0x21c/0x3e0 [ 209.515050] schedule+0x7f/0x1b0 [ 209.518413] rwsem_down_read_failed+0x21c/0x3e0 [ 209.540169] ? rwsem_down_write_failed+0xbf0/0xbf0 [ 209.545113] ? find_held_lock+0x36/0x1d0 [ 209.549173] call_rwsem_down_read_failed+0x18/0x30 [ 209.560163] down_read+0x49/0xb0 [ 209.563540] ? do_exit+0x617/0x2d20 [ 209.567152] do_exit+0x617/0x2d20 [ 209.590146] ? mm_update_next_owner+0x680/0x680 [ 209.594830] ? find_held_lock+0x36/0x1d0 [ 209.598899] ? get_signal+0x2c3/0x1a00 [ 209.610137] ? _raw_spin_unlock_irq+0x27/0x80 [ 209.614639] ? get_signal+0x2c3/0x1a00 [ 209.618515] do_group_exit+0xf4/0x2f0 [ 209.640155] get_signal+0x313/0x1a00 [ 209.643880] ? lock_downgrade+0x860/0x860 [ 209.648112] do_signal+0x87/0x1960 [ 209.660157] ? lock_downgrade+0x860/0x860 [ 209.664322] ? setup_sigcontext+0x7d0/0x7d0 [ 209.668632] ? kasan_check_read+0x11/0x20 [ 209.690124] ? _copy_to_user+0x91/0xb0 [ 209.694032] ? __x64_sys_futex+0x1cb/0x3a0 [ 209.698355] ? exit_to_usermode_loop+0x3a/0x200 [ 209.710122] ? do_syscall_64+0x413/0x4e0 [ 209.714190] ? lockdep_hardirqs_on+0x421/0x5c0 [ 209.718759] ? exit_to_usermode_loop+0x3a/0x200 [ 209.740140] ? trace_hardirqs_on+0x28/0x190 [ 209.744476] exit_to_usermode_loop+0x114/0x200 [ 209.749049] do_syscall_64+0x413/0x4e0 [ 209.760138] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 209.765331] RIP: 0033:0x459829 [ 209.768510] Code: fd b7 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 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 209.820128] RSP: 002b:00007effeed84cf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 209.827872] RAX: fffffffffffffe00 RBX: 000000000075bf28 RCX: 0000000000459829 [ 209.850096] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000075bf28 [ 209.857376] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 209.880123] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000075bf2c [ 209.887404] R13: 00007ffd50e00a0f R14: 00007effeed859c0 R15: 000000000075bf2c [ 209.910136] [ 209.910136] Showing all locks held in the system: [ 209.916472] 1 lock held by khungtaskd/1042: [ 209.930085] #0: 00000000603f3a3a (rcu_read_lock){....}, at: debug_show_all_locks+0x5b/0x27a [ 209.938706] 1 lock held by in:imklog/5850: [ 209.960112] #0: 00000000a1609ed4 (&f->f_pos_lock){+.+.}, at: __fdget_pos+0xa7/0xd0 [ 209.967942] 1 lock held by syz-executor.4/7305: [ 209.980113] #0: 00000000f1d72cf5 (&mm->mmap_sem){++++}, at: do_exit+0x617/0x2d20 [ 209.987753] 1 lock held by syz-executor.4/7306: [ 210.008733] #0: 00000000f1d72cf5 (&mm->mmap_sem){++++}, at: do_exit+0x617/0x2d20 [ 210.020123] 1 lock held by syz-executor.4/7313: [ 210.024796] 1 lock held by syz-executor.5/7364: [ 210.029447] #0: 0000000021621947 (&mm->mmap_sem){++++}, at: do_exit+0x617/0x2d20 [ 210.060112] 1 lock held by syz-executor.5/7366: [ 210.064798] #0: 0000000021621947 (&mm->mmap_sem){++++}, at: do_exit+0x617/0x2d20 [ 210.080126] 2 locks held by syz-executor.5/7372: [ 210.084887] 1 lock held by syz-executor.3/7367: [ 210.089538] #0: 00000000ceb56523 (&mm->mmap_sem){++++}, at: do_exit+0x617/0x2d20 [ 210.120104] 1 lock held by syz-executor.3/7368: [ 210.124785] #0: 00000000ceb56523 (&mm->mmap_sem){++++}, at: do_exit+0x617/0x2d20 [ 210.140109] 1 lock held by syz-executor.3/7373: [ 210.150655] [ 210.152282] ============================================= [ 210.152282] [ 210.159288] NMI backtrace for cpu 1 [ 210.162968] CPU: 1 PID: 1042 Comm: khungtaskd Not tainted 4.19.125-syzkaller #0 [ 210.170419] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 210.179759] Call Trace: [ 210.182333] dump_stack+0x123/0x177 [ 210.185948] nmi_cpu_backtrace.cold.4+0x3e/0x76 [ 210.190603] ? lapic_can_unplug_cpu.cold.29+0x3f/0x3f [ 210.195777] nmi_trigger_cpumask_backtrace+0xe6/0x11a [ 210.200953] arch_trigger_cpumask_backtrace+0x14/0x20 [ 210.206126] watchdog+0x5c3/0xb40 [ 210.209571] kthread+0x324/0x3e0 [ 210.212919] ? hungtask_pm_notify+0x40/0x40 [ 210.217222] ? kthread_cancel_delayed_work_sync+0x10/0x10 [ 210.222742] ret_from_fork+0x24/0x30 [ 210.226592] Sending NMI from CPU 1 to CPUs 0: [ 210.231224] NMI backtrace for cpu 0 [ 210.231227] CPU: 0 PID: 260 Comm: kworker/u4:3 Not tainted 4.19.125-syzkaller #0 [ 210.231228] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 210.231230] Workqueue: bat_events batadv_nc_worker [ 210.231232] RIP: 0010:debug_lockdep_rcu_enabled.part.3+0xb/0x60 [ 210.231235] Code: a0 e8 79 6a 40 00 48 8b 45 a0 e9 bc fd ff ff 48 8b 7d d0 e8 67 6a 40 00 e9 95 fd ff ff 66 90 48 b8 00 00 00 00 00 fc ff df 55 <48> 89 e5 53 65 48 8b 1c 25 40 ee 01 00 48 8d bb 84 08 00 00 48 89 [ 210.231236] RSP: 0018:ffff8880a91ffc90 EFLAGS: 00000002 [ 210.231238] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 210.231240] RDX: 0000000000000004 RSI: 0000000000000000 RDI: ffffffff884ed7a0 [ 210.231241] RBP: ffff8880a91ffca0 R08: 0000000000000000 R09: 0000000000000000 [ 210.231243] R10: ffffed1015d44732 R11: ffff8880aea23993 R12: 0000000000000000 [ 210.231244] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000 [ 210.231246] FS: 0000000000000000(0000) GS:ffff8880aea00000(0000) knlGS:0000000000000000 [ 210.231247] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 210.231248] CR2: 00007f21b1a02000 CR3: 0000000092a8d000 CR4: 00000000001406f0 [ 210.231250] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 210.231251] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 210.231252] Call Trace: [ 210.231253] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 210.231254] lock_acquire+0x2f4/0x3d0 [ 210.231255] batadv_nc_worker+0xec/0x630 [ 210.231257] ? batadv_nc_worker+0xbc/0x630 [ 210.231258] process_one_work+0x830/0x1670 [ 210.231259] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 210.231260] ? lock_acquire+0x173/0x3d0 [ 210.231261] ? kasan_check_write+0x14/0x20 [ 210.231262] ? do_raw_spin_lock+0xd0/0x240 [ 210.231263] worker_thread+0x85/0xb60 [ 210.231265] ? __kthread_parkme+0x47/0x190 [ 210.231266] kthread+0x324/0x3e0 [ 210.231267] ? process_one_work+0x1670/0x1670 [ 210.231268] ? kthread_cancel_delayed_work_sync+0x10/0x10 [ 210.231269] ret_from_fork+0x24/0x30 [ 210.330035] Kernel panic - not syncing: hung_task: blocked tasks [ 210.430927] CPU: 1 PID: 1042 Comm: khungtaskd Not tainted 4.19.125-syzkaller #0 [ 210.438356] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 210.447700] Call Trace: [ 210.450279] dump_stack+0x123/0x177 [ 210.453893] panic+0x1cd/0x375 [ 210.457070] ? __warn_printk+0xd6/0xd6 [ 210.460953] watchdog+0x5d4/0xb40 [ 210.464398] kthread+0x324/0x3e0 [ 210.467748] ? hungtask_pm_notify+0x40/0x40 [ 210.472050] ? kthread_cancel_delayed_work_sync+0x10/0x10 [ 210.477571] ret_from_fork+0x24/0x30 [ 210.482806] Kernel Offset: disabled [ 210.486427] Rebooting in 86400 seconds..