[ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 30.945372] audit: type=1400 audit(1591752827.291:8): avc: denied { execmem } for pid=6235 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 30.962239] IPVS: ftp: loaded support on port[0] = 21 [ 31.394926] can: request_module (can-proto-0) failed. [ 32.391579] can: request_module (can-proto-0) failed. [ 32.416651] audit: type=1400 audit(1591752828.762:9): avc: denied { create } for pid=6214 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 '10.128.15.196' (ECDSA) to the list of known hosts. 2020/06/10 01:33:55 parsed 1 programs 2020/06/10 01:33:56 executed programs: 0 [ 40.244242] audit: type=1400 audit(1591752836.585:10): avc: denied { execmem } for pid=6355 comm="syz-executor.2" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 40.332230] IPVS: ftp: loaded support on port[0] = 21 [ 40.333730] IPVS: ftp: loaded support on port[0] = 21 [ 40.365442] IPVS: ftp: loaded support on port[0] = 21 [ 40.382727] IPVS: ftp: loaded support on port[0] = 21 [ 40.397099] IPVS: ftp: loaded support on port[0] = 21 [ 40.444937] IPVS: ftp: loaded support on port[0] = 21 [ 40.562368] chnl_net:caif_netlink_parms(): no params data found [ 40.749121] chnl_net:caif_netlink_parms(): no params data found [ 40.769496] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.782567] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.789547] device bridge_slave_0 entered promiscuous mode [ 40.797372] chnl_net:caif_netlink_parms(): no params data found [ 40.826692] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.833424] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.841472] device bridge_slave_1 entered promiscuous mode [ 40.856523] chnl_net:caif_netlink_parms(): no params data found [ 40.868499] chnl_net:caif_netlink_parms(): no params data found [ 40.894778] chnl_net:caif_netlink_parms(): no params data found [ 40.946460] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 40.965929] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.976462] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.983816] device bridge_slave_0 entered promiscuous mode [ 41.004262] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.027887] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.035563] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.043406] device bridge_slave_0 entered promiscuous mode [ 41.049611] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.056854] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.064217] device bridge_slave_1 entered promiscuous mode [ 41.090958] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.097406] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.104815] device bridge_slave_1 entered promiscuous mode [ 41.118252] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.125197] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.133300] device bridge_slave_0 entered promiscuous mode [ 41.139565] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.146842] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.154301] device bridge_slave_0 entered promiscuous mode [ 41.162294] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 41.169605] team0: Port device team_slave_0 added [ 41.178370] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 41.185700] team0: Port device team_slave_1 added [ 41.198948] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.205664] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.212842] device bridge_slave_1 entered promiscuous mode [ 41.219099] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.226062] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.234461] device bridge_slave_1 entered promiscuous mode [ 41.241334] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.247665] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.255004] device bridge_slave_0 entered promiscuous mode [ 41.262054] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 41.270098] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 41.277763] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.284399] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.291624] device bridge_slave_1 entered promiscuous mode [ 41.298609] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 41.318964] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 41.327012] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.340468] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.355985] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 41.366377] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 41.379037] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.398792] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 41.407756] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.471914] device hsr_slave_0 entered promiscuous mode [ 41.520376] device hsr_slave_1 entered promiscuous mode [ 41.565419] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 41.573026] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.593335] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 41.600890] team0: Port device team_slave_0 added [ 41.609855] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 41.617080] team0: Port device team_slave_0 added [ 41.622839] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 41.629648] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 41.639049] team0: Port device team_slave_1 added [ 41.650556] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 41.657574] team0: Port device team_slave_0 added [ 41.663409] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 41.670662] team0: Port device team_slave_1 added [ 41.675835] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 41.684076] team0: Port device team_slave_0 added [ 41.689251] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 41.696361] team0: Port device team_slave_1 added [ 41.701840] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 41.709828] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 41.720775] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 41.728906] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 41.736494] team0: Port device team_slave_0 added [ 41.742227] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 41.749444] team0: Port device team_slave_1 added [ 41.755685] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 41.773532] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 41.781936] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 41.789222] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 41.796824] team0: Port device team_slave_1 added [ 41.802206] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 41.809491] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 41.872153] device hsr_slave_0 entered promiscuous mode [ 41.911718] device hsr_slave_1 entered promiscuous mode [ 41.954630] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 41.965760] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 41.972741] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 41.980265] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 42.032150] device hsr_slave_0 entered promiscuous mode [ 42.050294] device hsr_slave_1 entered promiscuous mode [ 42.093426] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 42.106083] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.152454] device hsr_slave_0 entered promiscuous mode [ 42.190146] device hsr_slave_1 entered promiscuous mode [ 42.261398] device hsr_slave_0 entered promiscuous mode [ 42.299855] device hsr_slave_1 entered promiscuous mode [ 42.340158] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.347054] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 42.401757] device hsr_slave_0 entered promiscuous mode [ 42.450014] device hsr_slave_1 entered promiscuous mode [ 42.490204] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 42.497035] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 42.504880] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.512228] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.527179] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.542926] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.552823] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.565585] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.578980] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.592996] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.649057] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.658463] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 42.675489] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 42.684562] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 42.690778] 8021q: adding VLAN 0 to HW filter on device team0 [ 42.703358] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.714194] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 42.722833] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 42.731734] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.738772] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 42.746928] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.754964] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.761494] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.769752] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 42.782735] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.791930] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.800779] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 42.812525] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 42.822233] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 42.834226] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 42.842683] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 42.850862] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.858370] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.864762] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.874492] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 42.882599] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 42.893669] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 42.900761] 8021q: adding VLAN 0 to HW filter on device team0 [ 42.909012] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 42.916112] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 42.924188] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 42.931362] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.938167] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 42.945187] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.954061] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 42.965436] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 42.972495] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 42.984448] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 42.991230] 8021q: adding VLAN 0 to HW filter on device team0 [ 42.997364] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 43.009875] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.016768] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.024065] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.032213] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.040125] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.046591] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.053635] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.063901] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 43.074267] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 43.082134] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 43.093923] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 43.102263] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.116479] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 43.129877] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 43.136775] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.146059] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.153891] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.160278] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.167084] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.175515] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.183116] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.189547] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.196369] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.204566] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.212197] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.218527] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.225499] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.234842] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.244204] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 43.252378] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.260469] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 43.268711] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.277612] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 43.287027] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 43.295207] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 43.303129] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 43.310808] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.317597] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.325674] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.334921] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 43.344486] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 43.352153] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 43.363329] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 43.370324] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.376423] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.384853] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.393356] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.400072] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.407186] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 43.415553] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 43.425015] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 43.433926] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 43.444246] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 43.453484] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 43.461525] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.468610] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 43.477183] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.486084] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.493666] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.501029] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 43.508624] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.517025] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.524926] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.531332] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.540152] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 43.547265] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 43.555555] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.565185] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 43.572197] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.579060] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 43.588547] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 43.597599] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 43.605647] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 43.616404] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 43.624545] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 43.632978] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 43.642111] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 43.652710] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.661895] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 43.671587] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 43.677607] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 43.686556] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 43.695649] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 43.706391] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.713688] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.722342] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.730366] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.736702] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.743551] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.752708] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.760314] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.766660] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.773605] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 43.781521] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 43.789278] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 43.796896] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.805115] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.812833] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.819235] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.826782] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 43.836125] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 43.845588] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 43.856545] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.863990] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.871347] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 43.879145] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 43.886704] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 43.895149] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 43.903082] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.910624] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 43.919335] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 43.926846] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 43.935829] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 43.944432] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 43.955073] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 43.963800] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 43.971436] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 43.979518] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 43.987267] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 43.995619] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 44.003659] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.011785] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 44.020486] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 44.028043] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 44.036523] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 44.044646] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.051061] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.058014] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 44.067104] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 44.077046] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 44.084787] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 44.093040] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 44.101011] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 44.108649] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 44.116768] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 44.126923] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 44.134878] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 44.144302] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 44.152157] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 44.161473] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.168783] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 44.176644] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 44.186067] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 44.195258] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 44.201777] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 44.210074] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 44.221149] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 44.229431] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 44.238349] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 44.249300] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 44.257046] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 44.267152] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 44.274912] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.282481] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 44.290496] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 44.298027] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 44.305917] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 44.313931] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 44.322161] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 44.331733] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 44.342742] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 44.356117] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 44.374602] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.383517] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 44.391721] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.399850] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 44.407292] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.417792] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 44.425221] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 44.433799] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 44.440325] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 44.448142] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 44.460365] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 44.466618] BUG: sleeping function called from invalid context at kernel/workqueue.c:2864 [ 44.475120] in_atomic(): 1, irqs_disabled(): 0, pid: 7257, name: syz-executor.1 [ 44.482593] 2 locks held by syz-executor.1/7257: [ 44.487333] #0: 0000000002f4c993 (rtnl_mutex){+.+.}, at: rtnetlink_rcv_msg+0x301/0x8f0 [ 44.495510] #1: 000000004844d4e2 (&qdisc_rx_lock){+...}, at: red_change+0x388/0x1790 [ 44.503537] Preemption disabled at: [ 44.503546] [] red_change+0x388/0x1790 [ 44.512628] CPU: 0 PID: 7257 Comm: syz-executor.1 Not tainted 4.19.127-syzkaller #0 [ 44.521465] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 44.530806] Call Trace: [ 44.533378] dump_stack+0x123/0x177 [ 44.537071] ? red_change+0x388/0x1790 [ 44.540944] ___might_sleep.cold.88+0x1bb/0x1f4 [ 44.545611] __might_sleep+0x95/0x190 [ 44.549409] __flush_work+0xbd/0x7f0 [ 44.553099] ? save_stack+0x43/0xd0 [ 44.556703] ? __kasan_slab_free+0x102/0x150 [ 44.561103] ? kasan_slab_free+0xe/0x10 [ 44.565065] ? insert_work+0x350/0x350 [ 44.568961] ? mark_held_locks+0xc7/0x130 [ 44.573101] ? try_to_grab_pending+0xaf/0x5e0 [ 44.577578] ? __cancel_work_timer+0x14f/0x430 [ 44.583184] ? cancel_work_sync+0xb/0x10 [ 44.587227] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 44.591808] ? __cancel_work_timer+0x14f/0x430 [ 44.596380] ? trace_hardirqs_on+0x28/0x190 [ 44.600692] __cancel_work_timer+0x2f1/0x430 [ 44.605086] ? try_to_grab_pending+0x5e0/0x5e0 [ 44.609649] ? hrtimer_try_to_cancel+0x6c/0x510 [ 44.614304] ? hrtimer_run_softirq+0x250/0x250 [ 44.618873] ? mark_held_locks+0xc7/0x130 [ 44.623010] cancel_work_sync+0xb/0x10 [ 44.626892] htb_destroy+0x20/0x4c0 [ 44.630497] ? htb_reset+0x2cd/0x4c0 [ 44.634192] qdisc_destroy+0x134/0x660 [ 44.638060] ? do_raw_spin_lock+0xd0/0x240 [ 44.642370] red_change+0x6ee/0x1790 [ 44.646066] ? red_enqueue+0x1670/0x1670 [ 44.650115] ? nla_strcmp+0x9b/0xe0 [ 44.653726] tc_modify_qdisc+0xc2f/0x18f4 [ 44.657873] ? rtnetlink_rcv_msg+0x301/0x8f0 [ 44.662264] ? qdisc_create+0xf60/0xf60 [ 44.666241] ? find_held_lock+0x36/0x1d0 [ 44.670319] rtnetlink_rcv_msg+0x34f/0x8f0 [ 44.674546] ? rtnetlink_put_metrics+0x490/0x490 [ 44.679287] ? find_held_lock+0x36/0x1d0 [ 44.683337] netlink_rcv_skb+0x142/0x390 [ 44.687383] ? lock_downgrade+0x860/0x860 [ 44.691512] ? rtnetlink_put_metrics+0x490/0x490 [ 44.696396] ? netlink_ack+0x9a0/0x9a0 [ 44.700527] ? netlink_deliver_tap+0x182/0xb00 [ 44.705110] rtnetlink_rcv+0x10/0x20 [ 44.708805] netlink_unicast+0x445/0x640 [ 44.712849] ? netlink_attachskb+0x6d0/0x6d0 [ 44.717244] netlink_sendmsg+0x765/0xc50 [ 44.721293] ? netlink_unicast+0x640/0x640 [ 44.725515] ? copy_msghdr_from_user+0x20b/0x3e0 [ 44.730257] ? selinux_socket_sendmsg+0x31/0x40 [ 44.734925] ? netlink_unicast+0x640/0x640 [ 44.739142] sock_sendmsg+0xb5/0xf0 [ 44.742761] ___sys_sendmsg+0x647/0x950 [ 44.746718] ? find_held_lock+0x36/0x1d0 [ 44.751214] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 44.755958] ? __fget+0x278/0x400 [ 44.759665] ? kasan_check_read+0x11/0x20 [ 44.763917] ? __fget+0x295/0x400 [ 44.767353] ? ksys_dup3+0x2e0/0x2e0 [ 44.771063] ? find_held_lock+0x36/0x1d0 [ 44.775109] ? __fget_light+0x174/0x1e0 [ 44.779065] ? lock_downgrade+0x860/0x860 [ 44.783394] ? __fdget+0xe/0x10 [ 44.787109] __sys_sendmsg+0xd9/0x180 [ 44.790915] ? __ia32_sys_shutdown+0x70/0x70 [ 44.795305] ? kasan_check_read+0x11/0x20 [ 44.799446] ? _copy_to_user+0x91/0xb0 [ 44.803411] ? put_timespec64+0xa9/0x100 [ 44.807454] ? nsecs_to_jiffies+0x20/0x20 [ 44.811597] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 44.816961] __x64_sys_sendmsg+0x73/0xb0 [ 44.821011] do_syscall_64+0xd0/0x4e0 [ 44.825240] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 44.830949] RIP: 0033:0x459a59 [ 44.834123] 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 [ 44.853034] RSP: 002b:00007f02b9debc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 44.860821] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000459a59 [ 44.868086] RDX: 0000000000000000 RSI: 0000000020000240 RDI: 0000000000000005 [ 44.875345] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 44.882610] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f02b9dec6d4 [ 44.889908] R13: 00000000004c7c0c R14: 00000000004ddad8 R15: 00000000ffffffff [ 44.910691] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 44.918480] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.932246] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 44.940149] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 44.950289] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 44.966365] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 44.973180] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 44.981912] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.989950] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 44.998064] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.009698] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 45.015851] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 45.027402] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 45.048636] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 45.055284] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 45.069351] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 45.102268] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 45.115792] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 45.139058] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 45.183429] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 45.237509] 8021q: adding VLAN 0 to HW filter on device batadv0 2020/06/10 01:34:01 executed programs: 13 [ 45.459294] BUG: sleeping function called from invalid context at kernel/workqueue.c:2864 [ 45.467709] in_atomic(): 1, irqs_disabled(): 0, pid: 7351, name: syz-executor.2 [ 45.475241] 2 locks held by syz-executor.2/7351: [ 45.480068] #0: 0000000002f4c993 (rtnl_mutex){+.+.}, at: rtnetlink_rcv_msg+0x301/0x8f0 [ 45.488210] #1: 00000000e948fe9f (&qdisc_rx_lock){+...}, at: red_change+0x388/0x1790 [ 45.496243] Preemption disabled at: [ 45.496255] [] red_change+0x388/0x1790 [ 45.505431] CPU: 0 PID: 7351 Comm: syz-executor.2 Tainted: G W 4.19.127-syzkaller #0 [ 45.514610] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 45.523968] Call Trace: [ 45.526556] dump_stack+0x123/0x177 [ 45.530214] ? red_change+0x388/0x1790 [ 45.534327] ___might_sleep.cold.88+0x1bb/0x1f4 [ 45.539010] __might_sleep+0x95/0x190 [ 45.542815] __flush_work+0xbd/0x7f0 [ 45.546531] ? save_stack+0x43/0xd0 [ 45.550159] ? __kasan_slab_free+0x102/0x150 [ 45.554560] ? kasan_slab_free+0xe/0x10 [ 45.558517] ? insert_work+0x350/0x350 [ 45.562413] ? mark_held_locks+0xc7/0x130 [ 45.566539] ? try_to_grab_pending+0xaf/0x5e0 [ 45.571027] ? __cancel_work_timer+0x14f/0x430 [ 45.575608] ? cancel_work_sync+0xb/0x10 [ 45.579678] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 45.584260] ? __cancel_work_timer+0x14f/0x430 [ 45.588842] ? trace_hardirqs_on+0x28/0x190 [ 45.593166] __cancel_work_timer+0x2f1/0x430 [ 45.597582] ? try_to_grab_pending+0x5e0/0x5e0 [ 45.602166] ? hrtimer_try_to_cancel+0x6c/0x510 [ 45.606838] ? hrtimer_run_softirq+0x250/0x250 [ 45.611767] ? mark_held_locks+0xc7/0x130 [ 45.615928] cancel_work_sync+0xb/0x10 [ 45.619831] htb_destroy+0x20/0x4c0 [ 45.623460] ? htb_reset+0x2cd/0x4c0 [ 45.627175] qdisc_destroy+0x134/0x660 [ 45.631066] ? do_raw_spin_lock+0xd0/0x240 [ 45.635310] red_change+0x6ee/0x1790 [ 45.639132] ? red_enqueue+0x1670/0x1670 [ 45.643198] ? nla_strcmp+0x9b/0xe0 [ 45.646824] tc_modify_qdisc+0xc2f/0x18f4 [ 45.651042] ? rtnetlink_rcv_msg+0x301/0x8f0 [ 45.655486] ? qdisc_create+0xf60/0xf60 [ 45.660410] ? find_held_lock+0x36/0x1d0 [ 45.664481] rtnetlink_rcv_msg+0x34f/0x8f0 [ 45.668814] ? rtnetlink_put_metrics+0x490/0x490 [ 45.673649] ? find_held_lock+0x36/0x1d0 [ 45.677697] netlink_rcv_skb+0x142/0x390 [ 45.681747] ? lock_downgrade+0x860/0x860 [ 45.685886] ? rtnetlink_put_metrics+0x490/0x490 [ 45.690624] ? netlink_ack+0x9a0/0x9a0 [ 45.694498] ? netlink_deliver_tap+0x182/0xb00 [ 45.699133] rtnetlink_rcv+0x10/0x20 [ 45.702928] netlink_unicast+0x445/0x640 [ 45.706973] ? netlink_attachskb+0x6d0/0x6d0 [ 45.711550] netlink_sendmsg+0x765/0xc50 [ 45.715633] ? netlink_unicast+0x640/0x640 [ 45.719859] ? copy_msghdr_from_user+0x20b/0x3e0 [ 45.724624] ? selinux_socket_sendmsg+0x31/0x40 [ 45.729308] ? netlink_unicast+0x640/0x640 [ 45.733531] sock_sendmsg+0xb5/0xf0 [ 45.737138] ___sys_sendmsg+0x647/0x950 [ 45.741119] ? find_held_lock+0x36/0x1d0 [ 45.748383] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 45.753303] ? __fget+0x278/0x400 [ 45.756740] ? kasan_check_read+0x11/0x20 [ 45.760878] ? __fget+0x295/0x400 [ 45.764327] ? ksys_dup3+0x2e0/0x2e0 [ 45.768030] ? find_held_lock+0x36/0x1d0 [ 45.772100] ? __fget_light+0x174/0x1e0 [ 45.776074] ? lock_downgrade+0x860/0x860 [ 45.780321] ? __fdget+0xe/0x10 [ 45.783603] __sys_sendmsg+0xd9/0x180 [ 45.787808] ? __ia32_sys_shutdown+0x70/0x70 [ 45.792496] ? kasan_check_read+0x11/0x20 [ 45.796641] ? _copy_to_user+0x91/0xb0 [ 45.800535] ? put_timespec64+0xa9/0x100 [ 45.804659] ? nsecs_to_jiffies+0x20/0x20 [ 45.808806] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 45.814181] __x64_sys_sendmsg+0x73/0xb0 [ 45.818226] do_syscall_64+0xd0/0x4e0 [ 45.822022] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 45.827283] RIP: 0033:0x459a59 [ 45.830459] 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 [ 45.849351] RSP: 002b:00007fd9e70bdc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 45.857068] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000459a59 [ 45.864580] RDX: 0000000000000000 RSI: 0000000020000240 RDI: 0000000000000004 [ 45.871835] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 45.879089] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd9e70be6d4 [ 45.886362] R13: 00000000004c7c0c R14: 00000000004ddad8 R15: 00000000ffffffff [ 46.463884] BUG: sleeping function called from invalid context at kernel/workqueue.c:2864 [ 46.472288] in_atomic(): 1, irqs_disabled(): 0, pid: 7532, name: syz-executor.2 [ 46.479803] 2 locks held by syz-executor.2/7532: [ 46.484549] #0: 0000000002f4c993 (rtnl_mutex){+.+.}, at: rtnetlink_rcv_msg+0x301/0x8f0 [ 46.492755] #1: 00000000bee3461d (&qdisc_rx_lock){+...}, at: red_change+0x388/0x1790 [ 46.500782] Preemption disabled at: [ 46.500794] [] red_change+0x388/0x1790 [ 46.509938] CPU: 0 PID: 7532 Comm: syz-executor.2 Tainted: G W 4.19.127-syzkaller #0 [ 46.519119] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.528546] Call Trace: [ 46.531142] dump_stack+0x123/0x177 [ 46.534769] ? red_change+0x388/0x1790 [ 46.538655] ___might_sleep.cold.88+0x1bb/0x1f4 [ 46.543326] __might_sleep+0x95/0x190 [ 46.547132] __flush_work+0xbd/0x7f0 [ 46.551722] ? save_stack+0x43/0xd0 [ 46.555345] ? __kasan_slab_free+0x102/0x150 [ 46.559752] ? kasan_slab_free+0xe/0x10 [ 46.563731] ? insert_work+0x350/0x350 [ 46.567628] ? mark_held_locks+0xc7/0x130 [ 46.571864] ? try_to_grab_pending+0xaf/0x5e0 [ 46.576359] ? __cancel_work_timer+0x14f/0x430 [ 46.580939] ? cancel_work_sync+0xb/0x10 [ 46.585005] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 46.589592] ? __cancel_work_timer+0x14f/0x430 [ 46.594206] ? trace_hardirqs_on+0x28/0x190 [ 46.598534] __cancel_work_timer+0x2f1/0x430 [ 46.603136] ? try_to_grab_pending+0x5e0/0x5e0 [ 46.607718] ? hrtimer_try_to_cancel+0x6c/0x510 [ 46.612399] ? hrtimer_run_softirq+0x250/0x250 [ 46.616981] ? mark_held_locks+0xc7/0x130 [ 46.621137] cancel_work_sync+0xb/0x10 [ 46.625022] htb_destroy+0x20/0x4c0 [ 46.628738] ? htb_reset+0x2cd/0x4c0 [ 46.632468] qdisc_destroy+0x134/0x660 [ 46.636360] ? do_raw_spin_lock+0xd0/0x240 [ 46.640597] red_change+0x6ee/0x1790 [ 46.644403] ? red_enqueue+0x1670/0x1670 [ 46.648469] ? nla_strcmp+0x9b/0xe0 [ 46.652092] tc_modify_qdisc+0xc2f/0x18f4 [ 46.656235] ? rtnetlink_rcv_msg+0x301/0x8f0 [ 46.660816] ? qdisc_create+0xf60/0xf60 [ 46.664788] ? find_held_lock+0x36/0x1d0 [ 46.668861] rtnetlink_rcv_msg+0x34f/0x8f0 [ 46.673207] ? rtnetlink_put_metrics+0x490/0x490 [ 46.677960] ? find_held_lock+0x36/0x1d0 [ 46.682039] netlink_rcv_skb+0x142/0x390 [ 46.686263] ? lock_downgrade+0x860/0x860 [ 46.690406] ? rtnetlink_put_metrics+0x490/0x490 [ 46.695286] ? netlink_ack+0x9a0/0x9a0 [ 46.699276] ? netlink_deliver_tap+0x182/0xb00 [ 46.703843] rtnetlink_rcv+0x10/0x20 [ 46.707543] netlink_unicast+0x445/0x640 [ 46.711693] ? netlink_attachskb+0x6d0/0x6d0 [ 46.716210] netlink_sendmsg+0x765/0xc50 [ 46.720300] ? netlink_unicast+0x640/0x640 [ 46.724530] ? copy_msghdr_from_user+0x20b/0x3e0 [ 46.729274] ? selinux_socket_sendmsg+0x31/0x40 [ 46.733933] ? netlink_unicast+0x640/0x640 [ 46.738150] sock_sendmsg+0xb5/0xf0 [ 46.741782] ___sys_sendmsg+0x647/0x950 [ 46.745758] ? find_held_lock+0x36/0x1d0 [ 46.749811] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 46.754577] ? __fget+0x278/0x400 [ 46.758031] ? kasan_check_read+0x11/0x20 [ 46.762174] ? __fget+0x295/0x400 [ 46.765755] ? ksys_dup3+0x2e0/0x2e0 [ 46.769472] ? find_held_lock+0x36/0x1d0 [ 46.773526] ? __fget_light+0x174/0x1e0 [ 46.777502] ? lock_downgrade+0x860/0x860 [ 46.781652] ? __fdget+0xe/0x10 [ 46.784932] __sys_sendmsg+0xd9/0x180 [ 46.788726] ? __ia32_sys_shutdown+0x70/0x70 [ 46.793122] ? kasan_check_read+0x11/0x20 [ 46.797311] ? _copy_to_user+0x91/0xb0 [ 46.801185] ? put_timespec64+0xa9/0x100 [ 46.805242] ? nsecs_to_jiffies+0x20/0x20 [ 46.809467] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 46.814901] __x64_sys_sendmsg+0x73/0xb0 [ 46.818958] do_syscall_64+0xd0/0x4e0 [ 46.822897] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 46.828079] RIP: 0033:0x459a59 [ 46.831268] 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 [ 46.850351] RSP: 002b:00007fd9e70bdc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 46.858038] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000459a59 [ 46.865297] RDX: 0000000000000000 RSI: 0000000020000240 RDI: 0000000000000004 [ 46.872564] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 46.879921] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd9e70be6d4 [ 46.887628] R13: 00000000004c7c0c R14: 00000000004ddad8 R15: 00000000ffffffff 2020/06/10 01:34:06 executed programs: 454