Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 30.626271] audit: type=1400 audit(1591488286.428:8): avc: denied { execmem } for pid=6425 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 30.643372] IPVS: ftp: loaded support on port[0] = 21 [ 31.134950] can: request_module (can-proto-0) failed. [ 32.080658] can: request_module (can-proto-0) failed. [ 32.089527] can: request_module (can-proto-0) failed. [ 32.115372] audit: type=1400 audit(1591488287.919:9): avc: denied { create } for pid=6405 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 '10.128.0.169' (ECDSA) to the list of known hosts. 2020/06/07 00:04:55 parsed 1 programs 2020/06/07 00:04:55 executed programs: 0 [ 40.184777] audit: type=1400 audit(1591488295.991:10): avc: denied { execmem } for pid=6550 comm="syz-executor.1" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 40.234661] IPVS: ftp: loaded support on port[0] = 21 [ 40.247071] IPVS: ftp: loaded support on port[0] = 21 [ 40.283968] IPVS: ftp: loaded support on port[0] = 21 [ 40.286599] IPVS: ftp: loaded support on port[0] = 21 [ 40.301248] IPVS: ftp: loaded support on port[0] = 21 [ 40.316838] IPVS: ftp: loaded support on port[0] = 21 [ 40.524428] chnl_net:caif_netlink_parms(): no params data found [ 40.578939] chnl_net:caif_netlink_parms(): no params data found [ 40.594280] chnl_net:caif_netlink_parms(): no params data found [ 40.638391] chnl_net:caif_netlink_parms(): no params data found [ 40.714481] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.720850] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.729082] device bridge_slave_0 entered promiscuous mode [ 40.784914] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.791265] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.799384] device bridge_slave_1 entered promiscuous mode [ 40.809353] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.817693] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.825748] device bridge_slave_0 entered promiscuous mode [ 40.840694] chnl_net:caif_netlink_parms(): no params data found [ 40.870824] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.879433] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.887398] device bridge_slave_1 entered promiscuous mode [ 40.911330] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 40.931118] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 40.940223] chnl_net:caif_netlink_parms(): no params data found [ 40.956232] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 40.976850] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.985052] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.993189] device bridge_slave_0 entered promiscuous mode [ 41.000079] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.031792] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.038152] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.045749] device bridge_slave_0 entered promiscuous mode [ 41.052457] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.058803] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.065987] device bridge_slave_1 entered promiscuous mode [ 41.079280] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 41.087894] team0: Port device team_slave_0 added [ 41.096612] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 41.104641] team0: Port device team_slave_1 added [ 41.110305] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.119724] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.126841] device bridge_slave_0 entered promiscuous mode [ 41.133637] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.140005] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.147237] device bridge_slave_1 entered promiscuous mode [ 41.158278] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 41.166532] team0: Port device team_slave_0 added [ 41.173032] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 41.180348] team0: Port device team_slave_1 added [ 41.186206] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 41.198283] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.205943] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.213860] device bridge_slave_1 entered promiscuous mode [ 41.231474] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 41.239886] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 41.258751] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 41.267488] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 41.275608] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 41.354098] device hsr_slave_0 entered promiscuous mode [ 41.381949] device hsr_slave_1 entered promiscuous mode [ 41.432536] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.440468] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 41.448973] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.465952] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.472633] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.479570] device bridge_slave_0 entered promiscuous mode [ 41.488400] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 41.496653] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 41.518989] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.525999] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.533677] device bridge_slave_1 entered promiscuous mode [ 41.540769] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.549089] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 41.557649] team0: Port device team_slave_0 added [ 41.593917] device hsr_slave_0 entered promiscuous mode [ 41.631948] device hsr_slave_1 entered promiscuous mode [ 41.683718] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 41.690902] team0: Port device team_slave_0 added [ 41.697250] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 41.704658] team0: Port device team_slave_1 added [ 41.710140] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 41.717493] team0: Port device team_slave_1 added [ 41.722911] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 41.730143] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 41.740872] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 41.757048] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 41.764353] team0: Port device team_slave_0 added [ 41.769652] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 41.778884] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 41.786429] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 41.803905] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 41.811180] team0: Port device team_slave_1 added [ 41.817047] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 41.824639] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 41.832846] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.873310] device hsr_slave_0 entered promiscuous mode [ 41.911768] device hsr_slave_1 entered promiscuous mode [ 41.952205] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 41.993223] device hsr_slave_0 entered promiscuous mode [ 42.031692] device hsr_slave_1 entered promiscuous mode [ 42.087228] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 42.094876] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.102604] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 42.114942] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.132367] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.174366] device hsr_slave_0 entered promiscuous mode [ 42.194241] device hsr_slave_1 entered promiscuous mode [ 42.246509] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.253616] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 42.261089] team0: Port device team_slave_0 added [ 42.266991] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 42.274387] team0: Port device team_slave_1 added [ 42.280071] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 42.288439] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 42.297091] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.311751] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 42.383456] device hsr_slave_0 entered promiscuous mode [ 42.431643] device hsr_slave_1 entered promiscuous mode [ 42.475699] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.484407] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.499084] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 42.506282] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.538834] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.551385] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.583230] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.600308] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.608875] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 42.625499] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 42.643416] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 42.654363] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 42.664649] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 42.670729] 8021q: adding VLAN 0 to HW filter on device team0 [ 42.680736] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.689425] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 42.697558] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.705338] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 42.712697] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.721351] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 42.727422] 8021q: adding VLAN 0 to HW filter on device team0 [ 42.736642] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.749635] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.758800] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 42.767244] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 42.778439] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 42.785647] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 42.797446] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.805335] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.811854] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.821612] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 42.829624] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 42.837693] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 42.848201] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 42.857397] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 42.864381] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.871616] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 42.879289] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.887901] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.894303] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.903381] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 42.909471] 8021q: adding VLAN 0 to HW filter on device team0 [ 42.917869] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 42.925681] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 42.932553] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 42.939929] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 42.947086] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 42.954204] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.960996] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 42.968140] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.975555] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 42.983522] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.991116] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.997489] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.005943] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 43.016563] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 43.025488] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.033264] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.040967] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.049213] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.055609] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.064365] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.076131] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 43.084274] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 43.090327] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.097136] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.106878] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 43.114606] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.123025] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.130520] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.136929] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.143822] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.152158] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.159683] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.166077] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.172898] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.180578] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.189423] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.196955] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.204861] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.212727] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.220239] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.226641] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.233794] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.240816] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.249277] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 43.258748] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 43.268649] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 43.279725] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.287130] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 43.294245] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 43.302739] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 43.310359] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 43.318391] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 43.327021] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.336769] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 43.347001] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 43.355741] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.364195] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.373476] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.379906] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.387102] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 43.394984] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 43.402896] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 43.410622] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.417843] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 43.427688] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 43.436689] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 43.448959] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 43.456452] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 43.464730] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 43.476825] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 43.484745] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 43.494239] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 43.502179] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 43.509720] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 43.517477] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 43.525814] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 43.534626] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 43.543920] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 43.552632] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 43.559589] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 43.568304] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 43.576272] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 43.583903] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 43.591858] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.599571] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.607459] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.613868] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.620783] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 43.629065] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 43.638519] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 43.647441] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 43.657341] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 43.665148] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 43.672487] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 43.680106] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 43.688162] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 43.696030] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.703663] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 43.711212] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.719770] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 43.728157] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 43.736915] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 43.745533] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 43.753666] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 43.760718] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.767986] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.775077] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 43.782826] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.791592] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 43.799875] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 43.807771] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 43.816137] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 43.825366] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 43.832243] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.841867] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 43.850946] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 43.858298] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 43.866721] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 43.874964] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 43.883053] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.890439] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 43.898295] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.907310] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 43.914924] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 43.926214] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.935353] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 43.942024] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 43.950336] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 43.958043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 43.965674] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.973563] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 43.981685] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.989512] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.997111] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.003524] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.010382] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 44.018465] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.026235] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 44.039278] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 44.048985] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 44.058151] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 44.064557] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 44.073332] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 44.080320] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 44.091756] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 44.099820] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 44.110919] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 44.117020] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 44.124351] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 44.132793] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 44.140379] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 44.148773] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 44.155882] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 44.163767] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.171309] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 44.178775] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 44.187478] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.201583] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 44.208264] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 44.215034] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 44.223130] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 44.230590] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.236970] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.245330] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 44.257515] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 44.266139] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 44.273331] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 44.284066] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 44.291908] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 44.301585] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 44.309282] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 44.320361] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 44.328841] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 44.336087] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 44.346913] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 44.356030] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 44.366059] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 44.373496] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 44.380201] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 44.387604] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 44.394953] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 44.403629] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.412414] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 44.419292] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 44.430623] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 44.443862] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 44.456759] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.468286] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 44.476607] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 44.483393] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 44.503414] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 44.510434] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 44.527764] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 44.541305] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 44.563416] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 44.570435] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 44.601851] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 44.608082] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 44.634598] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 44.646378] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 44.662314] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 44.705646] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 44.735813] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 44.754376] ================================================================== [ 44.761899] BUG: KASAN: slab-out-of-bounds in bacpy+0xe/0x10 [ 44.767711] Read of size 6 at addr ffff8880824e7748 by task kworker/u5:1/7500 [ 44.775063] [ 44.776692] CPU: 1 PID: 7500 Comm: kworker/u5:1 Not tainted 4.19.126-syzkaller #0 [ 44.784394] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 44.793751] Workqueue: hci0 hci_rx_work [ 44.797720] Call Trace: [ 44.800307] dump_stack+0x123/0x177 [ 44.803937] print_address_description.cold.8+0x9/0x1ff [ 44.809300] kasan_report.cold.9+0x242/0x309 [ 44.813749] ? bacpy+0xe/0x10 [ 44.816950] check_memory_region+0x13e/0x1b0 [ 44.821358] memcpy+0x23/0x50 [ 44.824468] bacpy+0xe/0x10 [ 44.827402] hci_event_packet+0x38ce/0x9bfe [ 44.831730] ? hci_cmd_complete_evt+0xaab0/0xaab0 [ 44.836571] ? __save_stack_trace+0x50/0x100 [ 44.840986] ? ret_from_fork+0x24/0x30 [ 44.844919] ? add_lock_to_list.isra.26+0x193/0x340 [ 44.849937] ? save_trace+0xe0/0x290 [ 44.853650] ? __lock_acquire+0x26bc/0x4980 [ 44.857978] ? mark_held_locks+0x130/0x130 [ 44.859360] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 44.862307] ? __lock_acquire+0x26bc/0x4980 [ 44.862319] ? debug_object_destroy+0x2b0/0x2b0 [ 44.862331] ? find_held_lock+0x36/0x1d0 [ 44.862338] ? mark_held_locks+0xc7/0x130 [ 44.862348] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 44.862354] ? skb_dequeue+0x11d/0x1b0 [ 44.862360] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 44.862367] ? trace_hardirqs_on+0x28/0x190 [ 44.862386] hci_rx_work+0x363/0x8f0 [ 44.880050] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 44.882252] ? hci_rx_work+0x363/0x8f0 [ 44.882267] process_one_work+0x830/0x1670 [ 44.882277] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 44.882286] ? kasan_check_write+0x14/0x20 [ 44.882299] ? do_raw_spin_lock+0xd0/0x240 [ 44.882311] worker_thread+0x85/0xb60 [ 44.889539] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 44.891546] ? __kthread_parkme+0x47/0x190 [ 44.891558] kthread+0x324/0x3e0 [ 44.891565] ? process_one_work+0x1670/0x1670 [ 44.891570] ? kthread_cancel_delayed_work_sync+0x10/0x10 [ 44.891579] ret_from_fork+0x24/0x30 [ 44.891591] [ 44.891596] Allocated by task 7530: [ 44.898668] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 44.900552] save_stack+0x43/0xd0 [ 44.900557] kasan_kmalloc+0xc7/0xe0 [ 44.900561] __kmalloc_node_track_caller+0x50/0x70 [ 44.900567] __kmalloc_reserve.isra.41+0x2c/0xc0 [ 44.900573] __alloc_skb+0xd7/0x580 [ 44.913400] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 44.918196] vhci_write+0xa8/0x3f0 [ 44.918204] __vfs_write+0x443/0x890 [ 44.918208] vfs_write+0x150/0x4d0 [ 44.918212] ksys_write+0x103/0x260 [ 44.918216] __x64_sys_write+0x6e/0xb0 [ 44.918221] do_syscall_64+0xd0/0x4e0 [ 44.918228] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 44.918231] [ 44.918234] Freed by task 0: [ 44.918236] (stack is not available) [ 44.918240] [ 44.923629] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 44.926441] The buggy address belongs to the object at ffff8880824e7540 [ 44.926441] which belongs to the cache kmalloc-512 of size 512 [ 44.926446] The buggy address is located 8 bytes to the right of [ 44.926446] 512-byte region [ffff8880824e7540, ffff8880824e7740) [ 44.926448] The buggy address belongs to the page: [ 44.926453] page:ffffea00020939c0 count:1 mapcount:0 mapping:ffff88812c29c940 index:0x0 [ 44.926459] flags: 0xfffe0000000100(slab) [ 44.926465] raw: 00fffe0000000100 ffffea00024b9b48 ffffea000247eac8 ffff88812c29c940 [ 44.942038] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 44.943443] raw: 0000000000000000 ffff8880824e7040 0000000100000006 0000000000000000 [ 44.943447] page dumped because: kasan: bad access detected [ 44.943450] [ 44.943452] Memory state around the buggy address: [ 44.943457] ffff8880824e7600: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 45.141345] ffff8880824e7680: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 45.148690] >ffff8880824e7700: 00 00 00 00 00 00 00 00 fc fc fc fc fc fc fc fc [ 45.156023] ^ [ 45.161709] ffff8880824e7780: fc fc fc fc fc fc fc fc fb fb fb fb fb fb fb fb [ 45.169059] ffff8880824e7800: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 45.176403] ================================================================== [ 45.183828] Disabling lock debugging due to kernel taint [ 45.195862] Kernel panic - not syncing: panic_on_warn set ... [ 45.195862] 2020/06/07 00:05:01 executed programs: 8 [ 45.203246] CPU: 1 PID: 7500 Comm: kworker/u5:1 Tainted: G B 4.19.126-syzkaller #0 [ 45.212250] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 45.221605] Workqueue: hci0 hci_rx_work [ 45.225750] Call Trace: [ 45.228346] dump_stack+0x123/0x177 [ 45.231979] panic+0x1cd/0x375 [ 45.235166] ? __warn_printk+0xd6/0xd6 [ 45.239050] ? ___preempt_schedule+0x16/0x18 [ 45.243718] kasan_end_report+0x47/0x4f [ 45.247780] kasan_report.cold.9+0x76/0x309 [ 45.252098] ? bacpy+0xe/0x10 [ 45.255373] check_memory_region+0x13e/0x1b0 [ 45.259864] memcpy+0x23/0x50 [ 45.262965] bacpy+0xe/0x10 [ 45.265891] hci_event_packet+0x38ce/0x9bfe [ 45.270213] ? hci_cmd_complete_evt+0xaab0/0xaab0 [ 45.275140] ? __save_stack_trace+0x50/0x100 [ 45.279554] ? ret_from_fork+0x24/0x30 [ 45.283438] ? add_lock_to_list.isra.26+0x193/0x340 [ 45.288446] ? save_trace+0xe0/0x290 [ 45.292156] ? __lock_acquire+0x26bc/0x4980 [ 45.296479] ? mark_held_locks+0x130/0x130 [ 45.300713] ? __lock_acquire+0x26bc/0x4980 [ 45.305036] ? debug_object_destroy+0x2b0/0x2b0 [ 45.309709] ? find_held_lock+0x36/0x1d0 [ 45.313771] ? mark_held_locks+0xc7/0x130 [ 45.318003] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 45.323105] ? skb_dequeue+0x11d/0x1b0 [ 45.326998] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 45.332187] ? trace_hardirqs_on+0x28/0x190 [ 45.336514] hci_rx_work+0x363/0x8f0 [ 45.340229] ? hci_rx_work+0x363/0x8f0 [ 45.344118] process_one_work+0x830/0x1670 [ 45.348391] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 45.353064] ? kasan_check_write+0x14/0x20 [ 45.357297] ? do_raw_spin_lock+0xd0/0x240 [ 45.361530] worker_thread+0x85/0xb60 [ 45.365325] ? __kthread_parkme+0x47/0x190 [ 45.369557] kthread+0x324/0x3e0 [ 45.372918] ? process_one_work+0x1670/0x1670 [ 45.377448] ? kthread_cancel_delayed_work_sync+0x10/0x10 [ 45.382986] ret_from_fork+0x24/0x30 [ 45.388444] Kernel Offset: disabled [ 45.392080] Rebooting in 86400 seconds..