[ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 31.222268] audit: type=1400 audit(1586565085.789:8): avc: denied { execmem } for pid=6227 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 31.236782] IPVS: ftp: loaded support on port[0] = 21 [ 31.649471] can: request_module (can-proto-0) failed. [ 32.635724] can: request_module (can-proto-0) failed. [ 32.663039] audit: type=1400 audit(1586565087.229:9): avc: denied { create } for pid=6204 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 '10.128.0.67' (ECDSA) to the list of known hosts. 2020/04/11 00:31:34 parsed 1 programs 2020/04/11 00:31:35 executed programs: 0 [ 40.439817] audit: type=1400 audit(1586565095.003:10): avc: denied { execmem } for pid=6350 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 40.512651] IPVS: ftp: loaded support on port[0] = 21 [ 40.513076] IPVS: ftp: loaded support on port[0] = 21 [ 40.535754] IPVS: ftp: loaded support on port[0] = 21 [ 40.559083] IPVS: ftp: loaded support on port[0] = 21 [ 40.606933] IPVS: ftp: loaded support on port[0] = 21 [ 40.609894] IPVS: ftp: loaded support on port[0] = 21 [ 40.718409] chnl_net:caif_netlink_parms(): no params data found [ 40.789427] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.796525] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.803995] device bridge_slave_0 entered promiscuous mode [ 40.815496] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.821905] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.829431] device bridge_slave_1 entered promiscuous mode [ 40.891394] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 40.902338] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 40.962003] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 40.970413] team0: Port device team_slave_0 added [ 41.030942] chnl_net:caif_netlink_parms(): no params data found [ 41.041438] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 41.050363] team0: Port device team_slave_1 added [ 41.062415] chnl_net:caif_netlink_parms(): no params data found [ 41.074885] chnl_net:caif_netlink_parms(): no params data found [ 41.093461] chnl_net:caif_netlink_parms(): no params data found [ 41.101919] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 41.167263] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 41.251165] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.258585] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.266245] device bridge_slave_0 entered promiscuous mode [ 41.274134] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.281199] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.289906] device bridge_slave_1 entered promiscuous mode [ 41.320449] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.327722] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.337190] device bridge_slave_0 entered promiscuous mode [ 41.345352] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.351847] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.360307] device bridge_slave_1 entered promiscuous mode [ 41.367906] chnl_net:caif_netlink_parms(): no params data found [ 41.387020] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 41.446907] device hsr_slave_0 entered promiscuous mode [ 41.484727] device hsr_slave_1 entered promiscuous mode [ 41.524837] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.531227] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.538763] device bridge_slave_0 entered promiscuous mode [ 41.546483] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.552882] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.560337] device bridge_slave_1 entered promiscuous mode [ 41.572388] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.579136] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.587216] device bridge_slave_0 entered promiscuous mode [ 41.597551] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.605505] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 41.625258] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.631787] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.639927] device bridge_slave_1 entered promiscuous mode [ 41.666503] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 41.674292] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 41.688588] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 41.709384] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 41.717970] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.726036] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 41.733308] team0: Port device team_slave_0 added [ 41.739052] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 41.747028] team0: Port device team_slave_1 added [ 41.752760] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.768717] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.781745] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 41.803748] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.810618] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.818723] device bridge_slave_0 entered promiscuous mode [ 41.837270] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 41.845520] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 41.853275] team0: Port device team_slave_0 added [ 41.863454] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 41.872117] team0: Port device team_slave_0 added [ 41.878747] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.886093] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.893045] device bridge_slave_1 entered promiscuous mode [ 41.900593] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 41.908280] team0: Port device team_slave_0 added [ 41.913636] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 41.921819] team0: Port device team_slave_1 added [ 41.936300] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 41.943615] team0: Port device team_slave_1 added [ 41.949238] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 41.962573] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 41.970380] team0: Port device team_slave_1 added [ 41.976389] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 41.985748] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 42.036107] device hsr_slave_0 entered promiscuous mode [ 42.084483] device hsr_slave_1 entered promiscuous mode [ 42.124610] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 42.132010] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 42.143336] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 42.156683] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 42.170691] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.177954] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.192365] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 42.201818] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 42.236882] device hsr_slave_0 entered promiscuous mode [ 42.275277] device hsr_slave_1 entered promiscuous mode [ 42.318858] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 42.346945] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.397212] device hsr_slave_0 entered promiscuous mode [ 42.434466] device hsr_slave_1 entered promiscuous mode [ 42.475329] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.481906] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 42.489131] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.546057] device hsr_slave_0 entered promiscuous mode [ 42.584337] device hsr_slave_1 entered promiscuous mode [ 42.627748] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 42.643675] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.652508] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 42.660448] team0: Port device team_slave_0 added [ 42.666256] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 42.673554] team0: Port device team_slave_1 added [ 42.679925] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.698614] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 42.706243] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 42.726135] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.745114] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.762574] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.774564] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 42.816946] device hsr_slave_0 entered promiscuous mode [ 42.854501] device hsr_slave_1 entered promiscuous mode [ 42.904514] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 42.911702] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.924155] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.932686] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 42.941228] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 42.952838] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 42.960745] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.985477] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 42.996843] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 43.003069] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.014624] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 43.026864] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 43.032983] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.042159] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.049751] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.058765] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.071720] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.079882] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.087685] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.094276] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.102556] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.115520] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.125722] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.134832] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.142662] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.153628] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.160053] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.170537] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 43.187208] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.195128] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.203027] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.213203] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.219702] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.229296] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 43.242876] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 43.251458] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 43.264829] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.274082] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 43.284319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 43.292012] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.300957] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.308658] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.315091] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.322056] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.329508] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.338770] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 43.347415] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 43.356253] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 43.364608] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 43.370712] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.378331] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 43.386317] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 43.396951] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 43.405917] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 43.415199] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 43.423314] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 43.431921] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 43.440136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 43.449306] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.456615] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.463883] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 43.471800] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 43.479924] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 43.487978] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 43.499425] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 43.511291] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 43.521110] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 43.529136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.537941] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 43.545958] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.556531] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.563348] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 43.571970] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.580673] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 43.587097] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.596570] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.610869] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 43.621749] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 43.631077] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.639416] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.648175] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.654954] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.662352] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.670938] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.679869] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.686298] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.697266] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 43.708068] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 43.714589] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 43.723987] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.732281] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 43.742604] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 43.753090] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 43.761840] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 43.771832] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.780621] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.788271] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.796947] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.806533] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.812996] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.821740] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.831930] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.844278] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.851625] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.861877] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 43.872042] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 43.880706] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 43.888879] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.899638] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 43.908006] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 43.917889] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 43.925893] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 43.935381] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 43.942274] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 43.951061] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.958473] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.965730] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 43.973319] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 43.981140] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.990128] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 43.999991] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 44.009257] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 44.025256] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 44.035365] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 44.045879] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 44.056245] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.064692] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 44.072623] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 44.083776] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 44.093113] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 44.100409] 8021q: adding VLAN 0 to HW filter on device team0 [ 44.108010] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 44.114699] 8021q: adding VLAN 0 to HW filter on device team0 [ 44.124490] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 44.131930] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 44.142032] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 44.151580] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 44.160333] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 44.168662] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 44.177269] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 44.184817] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 44.193775] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.201510] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.212041] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.220381] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 44.229134] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 44.236979] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 44.245061] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 44.252873] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.259268] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.266287] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 44.274549] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 44.282351] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.288758] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.295953] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 44.304027] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 44.311757] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.318156] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.325145] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 44.332787] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 44.342129] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.353311] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 44.362299] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 44.371325] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 44.379446] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 44.386864] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 44.395460] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 44.402970] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.409361] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.416958] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 44.425012] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 44.433109] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 44.445106] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 44.453233] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 44.475311] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 44.489613] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 44.497782] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 44.506363] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 44.514510] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 44.522099] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.533317] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 44.559890] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 44.570537] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 44.584795] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 44.592831] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 44.604607] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 44.610819] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 44.627355] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 44.636121] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 44.644335] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 44.652050] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 44.660141] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.668028] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 44.675837] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.685807] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 44.693757] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 44.700849] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 44.709044] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 44.719087] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 44.729821] BUG: sleeping function called from invalid context at kernel/workqueue.c:2864 [ 44.738406] in_atomic(): 1, irqs_disabled(): 0, pid: 7252, name: syz-executor.4 [ 44.746021] 2 locks held by syz-executor.4/7252: [ 44.750836] #0: 0000000002abb721 (rtnl_mutex){+.+.}, at: rtnetlink_rcv_msg+0x301/0x8f0 [ 44.759082] #1: 00000000e1523c99 (&qdisc_rx_lock){+...}, at: red_change+0x388/0x1790 [ 44.767340] Preemption disabled at: [ 44.767350] [] red_change+0x388/0x1790 [ 44.776604] CPU: 1 PID: 7252 Comm: syz-executor.4 Not tainted 4.19.114-syzkaller #0 [ 44.784617] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 44.794337] Call Trace: [ 44.796986] dump_stack+0x123/0x177 [ 44.800654] ? red_change+0x388/0x1790 [ 44.804568] ___might_sleep.cold.88+0x1bb/0x1f4 [ 44.809398] __might_sleep+0x95/0x190 [ 44.813206] __flush_work+0xbd/0x7f0 [ 44.816916] ? save_stack+0x43/0xd0 [ 44.820671] ? __kasan_slab_free+0x102/0x150 [ 44.825224] ? kasan_slab_free+0xe/0x10 [ 44.829400] ? insert_work+0x350/0x350 [ 44.833406] ? mark_held_locks+0xc7/0x130 [ 44.837663] ? try_to_grab_pending+0xaf/0x5e0 [ 44.842231] ? __cancel_work_timer+0x14f/0x430 [ 44.846800] ? cancel_work_sync+0xb/0x10 [ 44.850851] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 44.855422] ? __cancel_work_timer+0x14f/0x430 [ 44.859987] ? trace_hardirqs_on+0x28/0x190 [ 44.864299] __cancel_work_timer+0x2f1/0x430 [ 44.868963] ? try_to_grab_pending+0x5e0/0x5e0 [ 44.873538] ? hrtimer_try_to_cancel+0x6c/0x510 [ 44.878206] ? hrtimer_run_softirq+0x250/0x250 [ 44.882777] ? mark_held_locks+0xc7/0x130 [ 44.886936] cancel_work_sync+0xb/0x10 [ 44.890842] htb_destroy+0x20/0x4c0 [ 44.894465] ? htb_reset+0x2cd/0x4c0 [ 44.898162] qdisc_destroy+0x134/0x660 [ 44.902037] ? do_raw_spin_lock+0xd0/0x240 [ 44.906264] red_change+0x6ee/0x1790 [ 44.909985] ? red_enqueue+0x1670/0x1670 [ 44.914042] ? nla_strcmp+0x9b/0xe0 [ 44.917808] tc_modify_qdisc+0xc2f/0x18f4 [ 44.922207] ? rtnetlink_rcv_msg+0x301/0x8f0 [ 44.926613] ? qdisc_create+0xf60/0xf60 [ 44.930587] ? find_held_lock+0x36/0x1d0 [ 44.934659] rtnetlink_rcv_msg+0x34f/0x8f0 [ 44.938986] ? rtnetlink_put_metrics+0x490/0x490 [ 44.943752] ? find_held_lock+0x36/0x1d0 [ 44.947980] netlink_rcv_skb+0x142/0x390 [ 44.952031] ? lock_downgrade+0x860/0x860 [ 44.956168] ? rtnetlink_put_metrics+0x490/0x490 [ 44.960961] ? netlink_ack+0x9a0/0x9a0 [ 44.964840] ? netlink_deliver_tap+0x182/0xb00 [ 44.969531] rtnetlink_rcv+0x10/0x20 [ 44.973586] netlink_unicast+0x445/0x640 [ 44.977664] ? netlink_attachskb+0x6d0/0x6d0 [ 44.982524] netlink_sendmsg+0x765/0xc50 [ 44.986608] ? netlink_unicast+0x640/0x640 [ 44.990855] ? copy_msghdr_from_user+0x20b/0x3e0 [ 44.995606] ? selinux_socket_sendmsg+0x31/0x40 [ 45.000274] ? netlink_unicast+0x640/0x640 [ 45.004498] sock_sendmsg+0xb5/0xf0 [ 45.008115] ___sys_sendmsg+0x647/0x950 [ 45.012101] ? find_held_lock+0x36/0x1d0 [ 45.016146] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 45.020887] ? __fget+0x278/0x400 [ 45.024334] ? kasan_check_read+0x11/0x20 [ 45.028472] ? __fget+0x295/0x400 [ 45.031922] ? ksys_dup3+0x2e0/0x2e0 [ 45.035636] ? find_held_lock+0x36/0x1d0 [ 45.039695] ? __fget_light+0x174/0x1e0 [ 45.043655] ? lock_downgrade+0x860/0x860 [ 45.047806] ? __fdget+0xe/0x10 [ 45.051271] __sys_sendmsg+0xd9/0x180 [ 45.055069] ? __ia32_sys_shutdown+0x70/0x70 [ 45.059614] ? kasan_check_read+0x11/0x20 [ 45.063767] ? _copy_to_user+0x91/0xb0 [ 45.067665] ? put_timespec64+0xa9/0x100 [ 45.071716] ? nsecs_to_jiffies+0x20/0x20 [ 45.075862] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 45.081222] __x64_sys_sendmsg+0x73/0xb0 [ 45.085276] do_syscall_64+0xd0/0x4e0 [ 45.089073] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 45.094262] RIP: 0033:0x459a59 [ 45.097436] 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 [ 45.116459] RSP: 002b:00007f7c599e8c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 45.124508] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000459a59 [ 45.132071] RDX: 0000000000000000 RSI: 0000000020000240 RDI: 0000000000000005 [ 45.139737] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 45.147587] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f7c599e96d4 [ 45.154854] R13: 00000000004c7c0c R14: 00000000004ddad8 R15: 00000000ffffffff [ 45.167506] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 45.195327] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 45.217453] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 45.225676] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.233078] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 45.241090] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.249056] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 45.257129] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 45.266684] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 45.274495] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 45.280597] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 45.313721] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 45.325373] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 45.332487] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 45.344128] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 45.355517] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 45.362882] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 45.373680] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 45.382200] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 45.394144] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 45.400381] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 45.410196] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 45.436545] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 45.447752] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.467255] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready 2020/04/11 00:31:40 executed programs: 9 [ 45.486003] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.500028] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 45.510175] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 45.531781] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 45.544419] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 45.552016] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.565746] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 45.572054] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 45.592291] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 45.628122] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 45.686534] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 45.736334] BUG: sleeping function called from invalid context at kernel/workqueue.c:2864 [ 45.745020] in_atomic(): 1, irqs_disabled(): 0, pid: 7301, name: syz-executor.0 [ 45.752482] 2 locks held by syz-executor.0/7301: [ 45.757327] #0: 0000000002abb721 (rtnl_mutex){+.+.}, at: rtnetlink_rcv_msg+0x301/0x8f0 [ 45.765568] #1: 000000001f403ba2 (&qdisc_rx_lock){+...}, at: red_change+0x388/0x1790 [ 45.773601] Preemption disabled at: [ 45.773615] [] red_change+0x388/0x1790 [ 45.782721] CPU: 0 PID: 7301 Comm: syz-executor.0 Tainted: G W 4.19.114-syzkaller #0 [ 45.791911] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 45.801298] Call Trace: [ 45.804178] dump_stack+0x123/0x177 [ 45.807824] ? red_change+0x388/0x1790 [ 45.811727] ___might_sleep.cold.88+0x1bb/0x1f4 [ 45.816414] __might_sleep+0x95/0x190 [ 45.820227] __flush_work+0xbd/0x7f0 [ 45.824128] ? save_stack+0x43/0xd0 [ 45.827799] ? __kasan_slab_free+0x102/0x150 [ 45.832379] ? kasan_slab_free+0xe/0x10 [ 45.836507] ? insert_work+0x350/0x350 [ 45.840410] ? mark_held_locks+0xc7/0x130 [ 45.844561] ? try_to_grab_pending+0xaf/0x5e0 [ 45.849067] ? __cancel_work_timer+0x14f/0x430 [ 45.853668] ? cancel_work_sync+0xb/0x10 [ 45.857742] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 45.862337] ? __cancel_work_timer+0x14f/0x430 [ 45.867041] ? trace_hardirqs_on+0x28/0x190 [ 45.871504] __cancel_work_timer+0x2f1/0x430 [ 45.875924] ? try_to_grab_pending+0x5e0/0x5e0 [ 45.880655] ? hrtimer_try_to_cancel+0x6c/0x510 [ 45.885476] ? hrtimer_run_softirq+0x250/0x250 [ 45.890377] ? mark_held_locks+0xc7/0x130 [ 45.894593] cancel_work_sync+0xb/0x10 [ 45.898471] htb_destroy+0x20/0x4c0 [ 45.902079] ? htb_reset+0x2cd/0x4c0 [ 45.905778] qdisc_destroy+0x134/0x660 [ 45.909649] ? do_raw_spin_lock+0xd0/0x240 [ 45.913877] red_change+0x6ee/0x1790 [ 45.917589] ? red_enqueue+0x1670/0x1670 [ 45.921858] ? nla_strcmp+0x9b/0xe0 [ 45.925711] tc_modify_qdisc+0xc2f/0x18f4 [ 45.929853] ? rtnetlink_rcv_msg+0x301/0x8f0 [ 45.934458] ? qdisc_create+0xf60/0xf60 [ 45.938422] ? find_held_lock+0x36/0x1d0 [ 45.942478] rtnetlink_rcv_msg+0x34f/0x8f0 [ 45.946818] ? rtnetlink_put_metrics+0x490/0x490 [ 45.951684] ? find_held_lock+0x36/0x1d0 [ 45.955743] netlink_rcv_skb+0x142/0x390 [ 45.959799] ? lock_downgrade+0x860/0x860 [ 45.963935] ? rtnetlink_put_metrics+0x490/0x490 [ 45.968802] ? netlink_ack+0x9a0/0x9a0 [ 45.972862] ? netlink_deliver_tap+0x182/0xb00 [ 45.977481] rtnetlink_rcv+0x10/0x20 [ 45.981182] netlink_unicast+0x445/0x640 [ 45.985246] ? netlink_attachskb+0x6d0/0x6d0 [ 45.989914] netlink_sendmsg+0x765/0xc50 [ 45.994068] ? netlink_unicast+0x640/0x640 [ 45.998420] ? copy_msghdr_from_user+0x20b/0x3e0 [ 46.003176] ? selinux_socket_sendmsg+0x31/0x40 [ 46.007846] ? netlink_unicast+0x640/0x640 [ 46.012077] sock_sendmsg+0xb5/0xf0 [ 46.015975] ___sys_sendmsg+0x647/0x950 [ 46.020091] ? find_held_lock+0x36/0x1d0 [ 46.025311] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 46.030253] ? __fget+0x278/0x400 [ 46.033787] ? kasan_check_read+0x11/0x20 [ 46.038058] ? __fget+0x295/0x400 [ 46.041704] ? ksys_dup3+0x2e0/0x2e0 [ 46.045867] ? find_held_lock+0x36/0x1d0 [ 46.050815] ? __fget_light+0x174/0x1e0 [ 46.055254] ? lock_downgrade+0x860/0x860 [ 46.059396] ? __fdget+0xe/0x10 [ 46.062928] __sys_sendmsg+0xd9/0x180 [ 46.067159] ? __ia32_sys_shutdown+0x70/0x70 [ 46.071641] ? kasan_check_read+0x11/0x20 [ 46.076164] ? _copy_to_user+0x91/0xb0 [ 46.080261] ? put_timespec64+0xa9/0x100 [ 46.084817] ? nsecs_to_jiffies+0x20/0x20 [ 46.089061] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 46.094517] __x64_sys_sendmsg+0x73/0xb0 [ 46.098794] do_syscall_64+0xd0/0x4e0 [ 46.102834] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 46.108020] RIP: 0033:0x459a59 [ 46.111203] 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 [ 46.130436] RSP: 002b:00007f207fbbdc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 46.138148] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000459a59 [ 46.145414] RDX: 0000000000000000 RSI: 0000000020000240 RDI: 0000000000000004 [ 46.153162] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 46.160559] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f207fbbe6d4 [ 46.167965] R13: 00000000004c7c0c R14: 00000000004ddad8 R15: 00000000ffffffff [ 46.744818] BUG: sleeping function called from invalid context at kernel/workqueue.c:2864 [ 46.753508] in_atomic(): 1, irqs_disabled(): 0, pid: 7462, name: syz-executor.2 [ 46.760961] 2 locks held by syz-executor.2/7462: [ 46.765946] #0: 0000000002abb721 (rtnl_mutex){+.+.}, at: rtnetlink_rcv_msg+0x301/0x8f0 [ 46.774389] #1: 00000000239ec964 (&qdisc_rx_lock){+...}, at: red_change+0x388/0x1790 [ 46.782414] Preemption disabled at: [ 46.782426] [] red_change+0x388/0x1790 [ 46.791859] CPU: 0 PID: 7462 Comm: syz-executor.2 Tainted: G W 4.19.114-syzkaller #0 [ 46.801042] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.810547] Call Trace: [ 46.813262] dump_stack+0x123/0x177 [ 46.816926] ? red_change+0x388/0x1790 [ 46.820823] ___might_sleep.cold.88+0x1bb/0x1f4 [ 46.825536] __might_sleep+0x95/0x190 [ 46.829366] __flush_work+0xbd/0x7f0 [ 46.833099] ? save_stack+0x43/0xd0 [ 46.836749] ? __kasan_slab_free+0x102/0x150 [ 46.841169] ? kasan_slab_free+0xe/0x10 [ 46.845179] ? insert_work+0x350/0x350 [ 46.849190] ? mark_held_locks+0xc7/0x130 [ 46.853367] ? try_to_grab_pending+0xaf/0x5e0 [ 46.857908] ? __cancel_work_timer+0x14f/0x430 [ 46.862520] ? cancel_work_sync+0xb/0x10 [ 46.866743] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 46.871466] ? __cancel_work_timer+0x14f/0x430 [ 46.876126] ? trace_hardirqs_on+0x28/0x190 [ 46.880470] __cancel_work_timer+0x2f1/0x430 [ 46.884901] ? try_to_grab_pending+0x5e0/0x5e0 [ 46.889499] ? hrtimer_try_to_cancel+0x6c/0x510 [ 46.894180] ? hrtimer_run_softirq+0x250/0x250 [ 46.898784] ? mark_held_locks+0xc7/0x130 [ 46.903239] cancel_work_sync+0xb/0x10 [ 46.907164] htb_destroy+0x20/0x4c0 [ 46.911121] ? htb_reset+0x2cd/0x4c0 [ 46.914867] qdisc_destroy+0x134/0x660 [ 46.918764] ? do_raw_spin_lock+0xd0/0x240 [ 46.923170] red_change+0x6ee/0x1790 [ 46.926902] ? red_enqueue+0x1670/0x1670 [ 46.931201] ? nla_strcmp+0x9b/0xe0 [ 46.934828] tc_modify_qdisc+0xc2f/0x18f4 [ 46.938973] ? rtnetlink_rcv_msg+0x301/0x8f0 [ 46.943404] ? qdisc_create+0xf60/0xf60 [ 46.947688] ? find_held_lock+0x36/0x1d0 [ 46.951757] rtnetlink_rcv_msg+0x34f/0x8f0 [ 46.956280] ? rtnetlink_put_metrics+0x490/0x490 [ 46.961306] ? find_held_lock+0x36/0x1d0 [ 46.965377] netlink_rcv_skb+0x142/0x390 [ 46.969847] ? lock_downgrade+0x860/0x860 [ 46.974006] ? rtnetlink_put_metrics+0x490/0x490 [ 46.978778] ? netlink_ack+0x9a0/0x9a0 [ 46.982678] ? netlink_deliver_tap+0x182/0xb00 [ 46.987261] rtnetlink_rcv+0x10/0x20 [ 46.990971] netlink_unicast+0x445/0x640 [ 46.995051] ? netlink_attachskb+0x6d0/0x6d0 [ 46.999453] netlink_sendmsg+0x765/0xc50 [ 47.003536] ? netlink_unicast+0x640/0x640 [ 47.007759] ? copy_msghdr_from_user+0x20b/0x3e0 [ 47.012729] ? selinux_socket_sendmsg+0x31/0x40 [ 47.017398] ? netlink_unicast+0x640/0x640 [ 47.021857] sock_sendmsg+0xb5/0xf0 [ 47.025504] ___sys_sendmsg+0x647/0x950 [ 47.030636] ? find_held_lock+0x36/0x1d0 [ 47.034802] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 47.039634] ? __fget+0x278/0x400 [ 47.043147] ? kasan_check_read+0x11/0x20 [ 47.047320] ? __fget+0x295/0x400 [ 47.050972] ? ksys_dup3+0x2e0/0x2e0 [ 47.054838] ? find_held_lock+0x36/0x1d0 [ 47.058898] ? __fget_light+0x174/0x1e0 [ 47.062879] ? lock_downgrade+0x860/0x860 [ 47.067043] ? __fdget+0xe/0x10 [ 47.070344] __sys_sendmsg+0xd9/0x180 [ 47.074157] ? __ia32_sys_shutdown+0x70/0x70 [ 47.078731] ? kasan_check_read+0x11/0x20 [ 47.083007] ? _copy_to_user+0x91/0xb0 [ 47.086886] ? put_timespec64+0xa9/0x100 [ 47.090928] ? nsecs_to_jiffies+0x20/0x20 [ 47.095177] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 47.100536] __x64_sys_sendmsg+0x73/0xb0 [ 47.104634] do_syscall_64+0xd0/0x4e0 [ 47.108663] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 47.113840] RIP: 0033:0x459a59 [ 47.117015] 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 [ 47.135898] RSP: 002b:00007f6278a26c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 47.143605] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000459a59 [ 47.150863] RDX: 0000000000000000 RSI: 0000000020000240 RDI: 0000000000000004 [ 47.158117] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 47.165406] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6278a276d4 [ 47.172795] R13: 00000000004c7c0c R14: 00000000004ddad8 R15: 00000000ffffffff 2020/04/11 00:31:45 executed programs: 418