Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 21.412006] random: crng init done [ 21.415618] random: 7 urandom warning(s) missed due to ratelimiting [ 27.893170] IPVS: ftp: loaded support on port[0] = 21 [ 28.355552] can: request_module (can-proto-0) failed. [ 28.400205] can: request_module (can-proto-0) failed. [ 28.409285] can: request_module (can-proto-0) failed. Warning: Permanently added '10.128.10.17' (ECDSA) to the list of known hosts. 2021/07/26 01:04:13 parsed 1 programs 2021/07/26 01:04:13 executed programs: 0 [ 35.339520] IPVS: ftp: loaded support on port[0] = 21 [ 35.356485] IPVS: ftp: loaded support on port[0] = 21 [ 35.364765] IPVS: ftp: loaded support on port[0] = 21 [ 35.402288] IPVS: ftp: loaded support on port[0] = 21 [ 35.408930] IPVS: ftp: loaded support on port[0] = 21 [ 35.494593] IPVS: ftp: loaded support on port[0] = 21 [ 35.609280] chnl_net:caif_netlink_parms(): no params data found [ 35.635085] chnl_net:caif_netlink_parms(): no params data found [ 35.653422] chnl_net:caif_netlink_parms(): no params data found [ 35.725623] chnl_net:caif_netlink_parms(): no params data found [ 35.847559] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.854644] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.862093] device bridge_slave_0 entered promiscuous mode [ 35.869054] chnl_net:caif_netlink_parms(): no params data found [ 35.887542] chnl_net:caif_netlink_parms(): no params data found [ 35.902375] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.908745] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.916607] device bridge_slave_1 entered promiscuous mode [ 35.925179] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.932249] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.939057] device bridge_slave_0 entered promiscuous mode [ 35.946035] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.953421] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.962272] device bridge_slave_0 entered promiscuous mode [ 35.986916] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.993630] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.001096] device bridge_slave_1 entered promiscuous mode [ 36.007054] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.014133] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.021535] device bridge_slave_1 entered promiscuous mode [ 36.030654] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.037041] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.044172] device bridge_slave_0 entered promiscuous mode [ 36.054106] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.060524] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.067324] device bridge_slave_1 entered promiscuous mode [ 36.093304] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 36.102311] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 36.143583] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 36.156032] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 36.166007] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 36.175607] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 36.188777] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 36.196501] team0: Port device team_slave_0 added [ 36.202907] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 36.211700] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.218026] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.225283] device bridge_slave_0 entered promiscuous mode [ 36.233002] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 36.247251] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.253783] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.261365] device bridge_slave_0 entered promiscuous mode [ 36.267809] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 36.275856] team0: Port device team_slave_1 added [ 36.287755] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.294479] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.301603] device bridge_slave_1 entered promiscuous mode [ 36.317256] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 36.324534] team0: Port device team_slave_0 added [ 36.329476] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.337235] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.344635] device bridge_slave_1 entered promiscuous mode [ 36.351231] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 36.358392] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 36.366481] team0: Port device team_slave_0 added [ 36.372166] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 36.379316] team0: Port device team_slave_1 added [ 36.388013] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 36.395596] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 36.403389] team0: Port device team_slave_0 added [ 36.408478] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 36.416670] team0: Port device team_slave_1 added [ 36.422619] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 36.429855] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 36.446105] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 36.454182] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 36.464103] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 36.471422] team0: Port device team_slave_1 added [ 36.476986] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 36.503847] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 36.515278] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 36.542241] device hsr_slave_0 entered promiscuous mode [ 36.590338] device hsr_slave_1 entered promiscuous mode [ 36.635280] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 36.692112] device hsr_slave_0 entered promiscuous mode [ 36.729872] device hsr_slave_1 entered promiscuous mode [ 36.769973] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 36.782997] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 36.831213] device hsr_slave_0 entered promiscuous mode [ 36.869699] device hsr_slave_1 entered promiscuous mode [ 36.910337] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 36.922498] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 36.933314] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 36.941271] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 36.948617] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 36.959519] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 36.966522] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 36.974188] team0: Port device team_slave_0 added [ 36.989811] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 36.999412] team0: Port device team_slave_0 added [ 37.004954] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 37.012854] team0: Port device team_slave_1 added [ 37.018174] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 37.025565] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 37.034222] team0: Port device team_slave_1 added [ 37.060849] device hsr_slave_0 entered promiscuous mode [ 37.110825] device hsr_slave_1 entered promiscuous mode [ 37.156146] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 37.163573] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 37.171271] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 37.180834] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 37.192380] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 37.200368] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 37.220004] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 37.226540] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 37.280962] device hsr_slave_0 entered promiscuous mode [ 37.319766] device hsr_slave_1 entered promiscuous mode [ 37.363478] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 37.372834] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 37.421127] device hsr_slave_0 entered promiscuous mode [ 37.459689] device hsr_slave_1 entered promiscuous mode [ 37.499916] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 37.507017] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 37.536342] 8021q: adding VLAN 0 to HW filter on device bond0 [ 37.545595] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 37.553821] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 37.572192] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 37.594324] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 37.604817] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 37.612266] 8021q: adding VLAN 0 to HW filter on device team0 [ 37.621212] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 37.631343] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 37.638784] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 37.646568] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 37.654533] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 37.663528] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.669992] bridge0: port 1(bridge_slave_0) entered forwarding state [ 37.682099] 8021q: adding VLAN 0 to HW filter on device bond0 [ 37.690214] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 37.700709] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 37.711119] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 37.719838] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 37.726886] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 37.734660] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 37.741922] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 37.748652] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 37.756940] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 37.765423] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.771797] bridge0: port 2(bridge_slave_1) entered forwarding state [ 37.785118] 8021q: adding VLAN 0 to HW filter on device bond0 [ 37.794376] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 37.800735] 8021q: adding VLAN 0 to HW filter on device team0 [ 37.810692] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 37.817943] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 37.830146] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 37.843515] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 37.865913] 8021q: adding VLAN 0 to HW filter on device bond0 [ 37.872746] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 37.881981] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 37.888104] 8021q: adding VLAN 0 to HW filter on device team0 [ 37.894801] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 37.903199] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 37.911066] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.917549] bridge0: port 1(bridge_slave_0) entered forwarding state [ 37.924702] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 37.932095] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 37.939966] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 37.947539] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 37.959829] 8021q: adding VLAN 0 to HW filter on device bond0 [ 37.967677] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 37.978568] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 37.985765] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 37.993383] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 38.002464] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 38.010306] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 38.018578] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.024981] bridge0: port 2(bridge_slave_1) entered forwarding state [ 38.034260] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 38.042721] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 38.055494] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 38.063300] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 38.072438] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 38.080360] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 38.087979] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 38.096022] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 38.104035] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.110590] bridge0: port 1(bridge_slave_0) entered forwarding state [ 38.119165] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 38.127143] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 38.137125] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 38.145271] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 38.153189] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 38.162530] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 38.170022] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 38.177627] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 38.187626] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 38.194801] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 38.202248] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 38.209343] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 38.216277] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 38.226573] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 38.233133] 8021q: adding VLAN 0 to HW filter on device team0 [ 38.240439] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 38.248095] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 38.256435] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 38.264228] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.270645] bridge0: port 2(bridge_slave_1) entered forwarding state [ 38.278146] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 38.289498] 8021q: adding VLAN 0 to HW filter on device bond0 [ 38.297809] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 38.304040] 8021q: adding VLAN 0 to HW filter on device team0 [ 38.311279] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 38.320535] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 38.327520] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 38.335370] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 38.343537] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 38.351444] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 38.360060] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 38.367705] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 38.377258] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 38.386147] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 38.396046] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 38.407329] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 38.416472] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 38.424534] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 38.431489] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 38.441885] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 38.450008] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.456336] bridge0: port 1(bridge_slave_0) entered forwarding state [ 38.463171] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 38.470996] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 38.478479] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.485028] bridge0: port 2(bridge_slave_1) entered forwarding state [ 38.491888] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 38.499760] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 38.507336] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 38.514877] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 38.522630] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 38.531060] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 38.540178] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 38.547814] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 38.556391] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 38.566612] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 38.572938] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 38.584442] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 38.592978] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 38.599880] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 38.611306] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 38.619248] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 38.626540] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 38.635909] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 38.643742] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 38.651877] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 38.659757] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.666195] bridge0: port 1(bridge_slave_0) entered forwarding state [ 38.673249] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 38.680468] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 38.690342] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 38.698582] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 38.707560] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 38.717249] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 38.724117] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 38.731210] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 38.738356] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 38.746382] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 38.754445] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 38.762716] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 38.770785] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 38.778219] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 38.785852] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 38.797797] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 38.805681] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 38.814839] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 38.824156] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 38.831437] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 38.838672] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 38.846823] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 38.854561] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.860947] bridge0: port 2(bridge_slave_1) entered forwarding state [ 38.868003] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 38.876135] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 38.884932] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 38.893337] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 38.899601] 8021q: adding VLAN 0 to HW filter on device team0 [ 38.908834] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 38.918715] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 38.925740] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 38.932781] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 38.940258] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 38.948051] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 38.956196] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.962601] bridge0: port 1(bridge_slave_0) entered forwarding state [ 38.969881] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 38.977401] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 38.985140] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 38.994502] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 39.002145] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 39.013329] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 39.021672] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 39.031073] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 39.038940] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 39.047033] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 39.056301] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 39.064432] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 39.072771] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 39.080524] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 39.088661] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 39.096431] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 39.104654] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 39.112765] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 39.120618] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 39.128147] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.134687] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.142002] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 39.151500] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 39.160054] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 39.169583] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 39.180010] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 39.186025] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 39.196291] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 39.204107] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 39.211498] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 39.219528] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 39.226900] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 39.234775] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 39.242404] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 39.250424] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 39.260179] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 39.266212] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 39.276742] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 39.293346] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 39.301717] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 39.317388] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 39.325882] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 39.336802] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 39.344935] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 39.351798] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 39.358564] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 39.366238] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 39.373945] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 39.381297] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 39.394099] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 39.401944] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 39.408019] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 39.416411] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 39.425923] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 39.434690] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 39.451252] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 39.459613] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 39.470160] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 39.477773] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 39.485700] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 39.497048] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 39.507326] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 39.516455] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 39.525360] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 39.536310] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 39.545073] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 39.558890] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 39.566682] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 39.587223] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 39.602737] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 39.615964] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 39.635586] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 39.649297] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 39.656073] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 39.669888] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 39.679925] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 39.692652] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 39.702819] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 39.725806] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 39.735616] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 39.773657] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 39.823491] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 39.844878] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 39.852835] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 39.880764] 8021q: adding VLAN 0 to HW filter on device batadv0 2021/07/26 01:04:18 executed programs: 40 2021/07/26 01:04:23 executed programs: 408 [ 49.759579] [ 49.761330] ===================================== [ 49.766150] WARNING: bad unlock balance detected! [ 49.770981] 4.19.198-syzkaller #0 Not tainted [ 49.775586] ------------------------------------- [ 49.780518] kworker/u4:5/6818 is trying to release lock (&file->mut) at: [ 49.787336] [] ucma_event_handler+0x6c7/0x1020 [ 49.793537] but there are no more locks to release! [ 49.798524] [ 49.798524] other info that might help us debug this: [ 49.805177] 4 locks held by kworker/u4:5/6818: [ 49.809739] #0: 0000000079f1662f ((wq_completion)"ib_addr"){+.+.}, at: process_one_work+0x762/0x1670 [ 49.819076] #1: 00000000c0783b9b ((work_completion)(&(&req->work)->work)){+.+.}, at: process_one_work+0x792/0x1670 [ 49.829711] #2: 00000000cd5c1218 (&id_priv->handler_mutex){+.+.}, at: addr_handler+0xac/0x300 [ 49.838886] #3: 00000000f0bebc97 (&file->mut){+.+.}, at: ucma_event_handler+0xa8/0x1020 [ 49.847178] [ 49.847178] stack backtrace: [ 49.851665] CPU: 1 PID: 6818 Comm: kworker/u4:5 Not tainted 4.19.198-syzkaller #0 [ 49.859348] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.868772] Workqueue: ib_addr process_one_req [ 49.873336] Call Trace: [ 49.875903] dump_stack+0x123/0x171 [ 49.879611] ? ucma_event_handler+0x6c7/0x1020 [ 49.884257] print_unlock_imbalance_bug.cold.50+0x114/0x123 [ 49.889946] lock_release+0x685/0x850 [ 49.893721] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 49.898795] ? ucma_event_handler+0x6c7/0x1020 [ 49.903438] ? lock_downgrade+0x860/0x860 [ 49.907560] ? trace_hardirqs_on+0x28/0x190 [ 49.911854] __mutex_unlock_slowpath+0x8e/0x6a0 [ 49.916497] ? __wake_up_common+0x600/0x600 [ 49.920808] ? wait_for_completion+0x460/0x460 [ 49.925360] ? lockdep_hardirqs_on+0x421/0x5c0 [ 49.929929] mutex_unlock+0xd/0x10 [ 49.933440] ucma_event_handler+0x6c7/0x1020 [ 49.937822] addr_handler+0x23d/0x300 [ 49.941637] ? cma_work_handler+0x1b0/0x1b0 [ 49.945932] ? lock_downgrade+0x860/0x860 [ 49.950050] ? find_held_lock+0x36/0x1d0 [ 49.954093] ? __lock_is_held+0xb5/0x140 [ 49.958212] ? cma_work_handler+0x1b0/0x1b0 [ 49.962517] process_one_req+0xd4/0x5b0 [ 49.966467] process_one_work+0x830/0x1670 [ 49.970688] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 49.975325] ? lock_acquire+0x173/0x3d0 [ 49.979284] ? kasan_check_write+0x14/0x20 [ 49.983490] ? do_raw_spin_lock+0xd0/0x240 [ 49.988652] worker_thread+0x85/0xb60 [ 49.992430] ? __kthread_parkme+0x37/0x1c0 [ 49.996637] kthread+0x347/0x410 [ 49.999989] ? process_one_work+0x1670/0x1670 [ 50.004454] ? kthread_cancel_delayed_work_sync+0x10/0x10 [ 50.009977] ret_from_fork+0x24/0x30