[ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 31.594395] audit: type=1400 audit(1589158636.728:8): avc: denied { execmem } for pid=6229 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 31.613113] IPVS: ftp: loaded support on port[0] = 21 [ 32.046792] can: request_module (can-proto-0) failed. [ 33.101978] can: request_module (can-proto-0) failed. [ 33.128861] audit: type=1400 audit(1589158638.259:9): avc: denied { create } for pid=6206 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 '10.128.0.19' (ECDSA) to the list of known hosts. 2020/05/11 00:57:25 parsed 1 programs 2020/05/11 00:57:26 executed programs: 0 [ 41.071049] audit: type=1400 audit(1589158646.213:10): avc: denied { execmem } for pid=6351 comm="syz-executor.2" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 41.136643] IPVS: ftp: loaded support on port[0] = 21 [ 41.137484] IPVS: ftp: loaded support on port[0] = 21 [ 41.149727] IPVS: ftp: loaded support on port[0] = 21 [ 41.157889] IPVS: ftp: loaded support on port[0] = 21 [ 41.187998] IPVS: ftp: loaded support on port[0] = 21 [ 41.214875] IPVS: ftp: loaded support on port[0] = 21 [ 41.411564] chnl_net:caif_netlink_parms(): no params data found [ 41.508179] chnl_net:caif_netlink_parms(): no params data found [ 41.519844] chnl_net:caif_netlink_parms(): no params data found [ 41.541529] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.548426] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.557198] device bridge_slave_0 entered promiscuous mode [ 41.585285] chnl_net:caif_netlink_parms(): no params data found [ 41.601620] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.607968] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.616201] device bridge_slave_1 entered promiscuous mode [ 41.674135] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 41.716699] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.751860] chnl_net:caif_netlink_parms(): no params data found [ 41.764684] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.771475] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.778280] device bridge_slave_0 entered promiscuous mode [ 41.793901] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.801693] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.808662] device bridge_slave_1 entered promiscuous mode [ 41.832064] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.838472] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.847319] device bridge_slave_0 entered promiscuous mode [ 41.855920] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.862411] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.870679] device bridge_slave_0 entered promiscuous mode [ 41.881399] chnl_net:caif_netlink_parms(): no params data found [ 41.891979] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 41.900238] team0: Port device team_slave_0 added [ 41.909399] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.915751] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.923593] device bridge_slave_1 entered promiscuous mode [ 41.930253] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.936598] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.944285] device bridge_slave_1 entered promiscuous mode [ 41.957491] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 41.965586] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 41.973718] team0: Port device team_slave_1 added [ 41.999709] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 42.008284] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 42.020950] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 42.035941] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.043330] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.051811] device bridge_slave_0 entered promiscuous mode [ 42.067518] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 42.077059] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 42.086825] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 42.096913] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 42.104377] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.111120] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.117991] device bridge_slave_1 entered promiscuous mode [ 42.132634] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 42.140761] team0: Port device team_slave_0 added [ 42.201619] device hsr_slave_0 entered promiscuous mode [ 42.239745] device hsr_slave_1 entered promiscuous mode [ 42.293497] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 42.301768] team0: Port device team_slave_1 added [ 42.315546] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 42.324896] team0: Port device team_slave_0 added [ 42.333929] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 42.342049] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 42.350355] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 42.358052] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 42.367394] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 42.375677] team0: Port device team_slave_0 added [ 42.381440] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 42.388718] team0: Port device team_slave_1 added [ 42.395350] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.402109] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.409146] device bridge_slave_0 entered promiscuous mode [ 42.415592] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.428020] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 42.436068] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 42.443671] team0: Port device team_slave_1 added [ 42.449501] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 42.456743] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 42.464296] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 42.476409] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.482837] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.490067] device bridge_slave_1 entered promiscuous mode [ 42.513290] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 42.561223] device hsr_slave_0 entered promiscuous mode [ 42.589507] device hsr_slave_1 entered promiscuous mode [ 42.657880] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 42.666009] team0: Port device team_slave_0 added [ 42.676079] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.688887] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 42.743396] device hsr_slave_0 entered promiscuous mode [ 42.790456] device hsr_slave_1 entered promiscuous mode [ 42.830168] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 42.837472] team0: Port device team_slave_1 added [ 42.842864] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 42.856093] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.863882] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 42.872727] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 42.880900] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 42.887763] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 42.930791] device hsr_slave_0 entered promiscuous mode [ 42.969314] device hsr_slave_1 entered promiscuous mode [ 43.013540] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 43.025072] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 43.041956] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 43.093600] device hsr_slave_0 entered promiscuous mode [ 43.139389] device hsr_slave_1 entered promiscuous mode [ 43.202775] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 43.211941] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 43.226783] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 43.234082] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 43.243815] team0: Port device team_slave_0 added [ 43.254835] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 43.263628] team0: Port device team_slave_1 added [ 43.273410] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 43.290934] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.298371] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 43.308111] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 43.370923] device hsr_slave_0 entered promiscuous mode [ 43.409283] device hsr_slave_1 entered promiscuous mode [ 43.450066] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 43.456656] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 43.464104] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 43.480253] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 43.504250] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 43.512011] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 43.522303] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.531389] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.541023] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.550252] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 43.556313] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.584879] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 43.593103] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 43.603242] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.611296] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 43.621064] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.627939] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.634926] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.642948] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.651033] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.657536] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.665221] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.677948] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 43.689357] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 43.705221] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 43.712049] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.724670] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.732899] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.740568] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.746898] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.753812] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 43.766168] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.776491] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 43.786357] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.803408] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.811424] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.819346] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.825770] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.834037] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.844171] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 43.853529] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.862671] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 43.873106] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 43.881957] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.890570] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.898042] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.904436] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.913071] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 43.923403] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 43.931662] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 43.941802] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 43.949992] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.957128] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.966043] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 43.974305] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 43.982259] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 43.990112] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 44.002318] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 44.014919] 8021q: adding VLAN 0 to HW filter on device bond0 [ 44.024888] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 44.031323] 8021q: adding VLAN 0 to HW filter on device team0 [ 44.037363] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 44.046553] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 44.054906] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 44.064304] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 44.073797] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 44.082083] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.089760] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 44.097442] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 44.105896] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 44.113965] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 44.121903] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 44.130628] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 44.138012] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 44.145332] 8021q: adding VLAN 0 to HW filter on device team0 [ 44.152885] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.162582] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 44.171391] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 44.180332] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 44.187231] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 44.195419] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 44.203186] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.209561] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.216340] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 44.224196] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 44.231845] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 44.239447] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.246813] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 44.254578] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.262348] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 44.273441] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.281979] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 44.290250] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 44.307258] 8021q: adding VLAN 0 to HW filter on device bond0 [ 44.313672] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 44.321689] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 44.330867] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.337194] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.344382] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 44.352027] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.359368] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 44.366811] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.376066] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 44.384278] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 44.392236] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 44.398254] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 44.406629] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.417165] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 44.425078] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 44.433652] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.442783] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 44.450917] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 44.458993] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.465328] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.472332] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 44.480767] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 44.486985] 8021q: adding VLAN 0 to HW filter on device team0 [ 44.496328] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 44.508117] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.516189] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 44.522808] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 44.531650] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 44.540136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 44.547871] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 44.556436] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.562821] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.571708] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 44.586095] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 44.595088] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 44.606968] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 44.614284] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 44.624215] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 44.632078] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 44.642453] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 44.651824] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.664047] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 44.673010] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 44.681834] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 44.689990] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 44.698092] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 44.711770] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 44.720551] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 44.728134] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.734672] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.742195] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 44.749773] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.758411] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 44.766462] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 44.776206] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 44.786801] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 44.796468] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 44.802971] 8021q: adding VLAN 0 to HW filter on device team0 [ 44.809714] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 44.817427] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 44.825967] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.833855] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 44.841667] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.850938] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 44.859760] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.869271] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 44.877601] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 44.887110] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.894964] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 44.903457] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 44.911137] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 44.919130] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 44.926747] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.933146] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.940257] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 44.947884] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 44.955759] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 44.963381] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.969752] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.977276] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 44.984518] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 44.993166] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 45.002078] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 45.009390] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 45.019512] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 45.027602] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 45.035767] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 45.044125] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 45.052470] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 45.061011] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 45.069058] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.076654] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.083050] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.091640] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 45.100732] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 45.122900] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 45.137326] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 45.149691] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.160232] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 45.172158] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 45.183673] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 45.196719] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.206135] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 45.214820] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 45.223218] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 45.231575] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 45.239946] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 45.247429] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.256519] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 45.266069] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 45.279253] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 45.289569] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 45.302421] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 45.312359] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 45.321338] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 45.332334] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 45.340484] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 45.348023] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 45.356263] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 45.363961] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 45.373986] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 45.383086] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 45.391230] BUG: sleeping function called from invalid context at kernel/workqueue.c:2864 [ 45.399755] in_atomic(): 1, irqs_disabled(): 0, pid: 7256, name: syz-executor.5 [ 45.407281] 2 locks held by syz-executor.5/7256: [ 45.412070] #0: 00000000b5d20e4a (rtnl_mutex){+.+.}, at: rtnetlink_rcv_msg+0x301/0x8f0 [ 45.420275] #1: 000000009d60cc20 (&qdisc_rx_lock){+...}, at: red_change+0x388/0x1790 [ 45.428435] Preemption disabled at: [ 45.428450] [] red_change+0x388/0x1790 [ 45.437498] CPU: 0 PID: 7256 Comm: syz-executor.5 Not tainted 4.19.122-syzkaller #0 [ 45.445271] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 45.454611] Call Trace: [ 45.457210] dump_stack+0x123/0x177 [ 45.460841] ? red_change+0x388/0x1790 [ 45.464714] ___might_sleep.cold.88+0x1bb/0x1f4 [ 45.469670] __might_sleep+0x95/0x190 [ 45.473546] __flush_work+0xbd/0x7f0 [ 45.477241] ? save_stack+0x43/0xd0 [ 45.480846] ? __kasan_slab_free+0x102/0x150 [ 45.485229] ? kasan_slab_free+0xe/0x10 [ 45.489181] ? insert_work+0x350/0x350 [ 45.493051] ? mark_held_locks+0xc7/0x130 [ 45.497176] ? try_to_grab_pending+0xaf/0x5e0 [ 45.501649] ? __cancel_work_timer+0x14f/0x430 [ 45.506389] ? cancel_work_sync+0xb/0x10 [ 45.510438] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 45.515014] ? __cancel_work_timer+0x14f/0x430 [ 45.519598] ? trace_hardirqs_on+0x28/0x190 [ 45.523899] __cancel_work_timer+0x2f1/0x430 [ 45.528296] ? try_to_grab_pending+0x5e0/0x5e0 [ 45.532864] ? hrtimer_try_to_cancel+0x6c/0x510 [ 45.537515] ? hrtimer_run_softirq+0x250/0x250 [ 45.542086] ? mark_held_locks+0xc7/0x130 [ 45.546229] cancel_work_sync+0xb/0x10 [ 45.550098] htb_destroy+0x20/0x4c0 [ 45.553702] ? htb_reset+0x2cd/0x4c0 [ 45.557395] qdisc_destroy+0x134/0x660 [ 45.561283] ? do_raw_spin_lock+0xd0/0x240 [ 45.565517] red_change+0x6ee/0x1790 [ 45.569225] ? red_enqueue+0x1670/0x1670 [ 45.573271] ? nla_strcmp+0x9b/0xe0 [ 45.576876] tc_modify_qdisc+0xc2f/0x18f4 [ 45.581036] ? rtnetlink_rcv_msg+0x301/0x8f0 [ 45.585429] ? qdisc_create+0xf60/0xf60 [ 45.589389] ? find_held_lock+0x36/0x1d0 [ 45.593446] rtnetlink_rcv_msg+0x34f/0x8f0 [ 45.597672] ? rtnetlink_put_metrics+0x490/0x490 [ 45.602404] ? find_held_lock+0x36/0x1d0 [ 45.606448] netlink_rcv_skb+0x142/0x390 [ 45.610484] ? lock_downgrade+0x860/0x860 [ 45.614610] ? rtnetlink_put_metrics+0x490/0x490 [ 45.619355] ? netlink_ack+0x9a0/0x9a0 [ 45.623238] ? netlink_deliver_tap+0x182/0xb00 [ 45.627804] rtnetlink_rcv+0x10/0x20 [ 45.631496] netlink_unicast+0x445/0x640 [ 45.635662] ? netlink_attachskb+0x6d0/0x6d0 [ 45.640069] netlink_sendmsg+0x765/0xc50 [ 45.644243] ? netlink_unicast+0x640/0x640 [ 45.648467] ? copy_msghdr_from_user+0x20b/0x3e0 [ 45.653222] ? selinux_socket_sendmsg+0x31/0x40 [ 45.657881] ? netlink_unicast+0x640/0x640 [ 45.662107] sock_sendmsg+0xb5/0xf0 [ 45.665741] ___sys_sendmsg+0x647/0x950 [ 45.669709] ? find_held_lock+0x36/0x1d0 [ 45.673754] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 45.678491] ? __fget+0x278/0x400 [ 45.681927] ? kasan_check_read+0x11/0x20 [ 45.686062] ? __fget+0x295/0x400 [ 45.689510] ? ksys_dup3+0x2e0/0x2e0 [ 45.693199] ? find_held_lock+0x36/0x1d0 [ 45.697242] ? __fget_light+0x174/0x1e0 [ 45.701197] ? lock_downgrade+0x860/0x860 [ 45.705322] ? __fdget+0xe/0x10 [ 45.708583] __sys_sendmsg+0xd9/0x180 [ 45.712359] ? __ia32_sys_shutdown+0x70/0x70 [ 45.716757] ? kasan_check_read+0x11/0x20 [ 45.720882] ? _copy_to_user+0x91/0xb0 [ 45.724749] ? put_timespec64+0xa9/0x100 [ 45.728791] ? nsecs_to_jiffies+0x20/0x20 [ 45.732935] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 45.738289] __x64_sys_sendmsg+0x73/0xb0 [ 45.742341] do_syscall_64+0xd0/0x4e0 [ 45.746141] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 45.751324] RIP: 0033:0x459a59 [ 45.754492] 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 [ 45.773380] RSP: 002b:00007fe78530bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 45.781087] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000459a59 [ 45.788352] RDX: 0000000000000000 RSI: 0000000020000240 RDI: 0000000000000004 [ 45.795604] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 45.802862] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fe78530c6d4 [ 45.810138] R13: 00000000004c7c0c R14: 00000000004ddad8 R15: 00000000ffffffff [ 45.860073] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 45.866286] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 45.884573] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 45.894361] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.911245] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 45.925489] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.936291] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 45.955854] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 45.964470] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.973310] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 45.986755] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 45.995263] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 46.002051] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 46.015865] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 46.038320] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready 2020/05/11 00:57:31 executed programs: 10 [ 46.060480] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 46.066596] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 46.079960] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 46.126164] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 46.145949] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 46.186546] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 46.205025] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 46.392144] BUG: sleeping function called from invalid context at kernel/workqueue.c:2864 [ 46.400559] in_atomic(): 1, irqs_disabled(): 0, pid: 7333, name: syz-executor.3 [ 46.408084] 2 locks held by syz-executor.3/7333: [ 46.412832] #0: 00000000b5d20e4a (rtnl_mutex){+.+.}, at: rtnetlink_rcv_msg+0x301/0x8f0 [ 46.421124] #1: 00000000aff10329 (&qdisc_rx_lock){+...}, at: red_change+0x388/0x1790 [ 46.429323] Preemption disabled at: [ 46.429337] [] red_change+0x388/0x1790 [ 46.438448] CPU: 1 PID: 7333 Comm: syz-executor.3 Tainted: G W 4.19.122-syzkaller #0 [ 46.447622] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.456977] Call Trace: [ 46.459569] dump_stack+0x123/0x177 [ 46.463193] ? red_change+0x388/0x1790 [ 46.467080] ___might_sleep.cold.88+0x1bb/0x1f4 [ 46.471752] __might_sleep+0x95/0x190 [ 46.475560] __flush_work+0xbd/0x7f0 [ 46.479276] ? save_stack+0x43/0xd0 [ 46.482898] ? __kasan_slab_free+0x102/0x150 [ 46.487305] ? kasan_slab_free+0xe/0x10 [ 46.492234] ? insert_work+0x350/0x350 [ 46.496212] ? mark_held_locks+0xc7/0x130 [ 46.500359] ? try_to_grab_pending+0xaf/0x5e0 [ 46.504850] ? __cancel_work_timer+0x14f/0x430 [ 46.509431] ? cancel_work_sync+0xb/0x10 [ 46.513487] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 46.518064] ? __cancel_work_timer+0x14f/0x430 [ 46.522646] ? trace_hardirqs_on+0x28/0x190 [ 46.526978] __cancel_work_timer+0x2f1/0x430 [ 46.531381] ? try_to_grab_pending+0x5e0/0x5e0 [ 46.535964] ? hrtimer_try_to_cancel+0x6c/0x510 [ 46.540641] ? hrtimer_run_softirq+0x250/0x250 [ 46.545236] ? mark_held_locks+0xc7/0x130 [ 46.549405] cancel_work_sync+0xb/0x10 [ 46.553287] htb_destroy+0x20/0x4c0 [ 46.556903] ? htb_reset+0x2cd/0x4c0 [ 46.560617] qdisc_destroy+0x134/0x660 [ 46.564497] ? do_raw_spin_lock+0xd0/0x240 [ 46.568733] red_change+0x6ee/0x1790 [ 46.572445] ? red_enqueue+0x1670/0x1670 [ 46.576505] ? nla_strcmp+0x9b/0xe0 [ 46.580134] tc_modify_qdisc+0xc2f/0x18f4 [ 46.584275] ? rtnetlink_rcv_msg+0x301/0x8f0 [ 46.588683] ? qdisc_create+0xf60/0xf60 [ 46.592654] ? find_held_lock+0x36/0x1d0 [ 46.596729] rtnetlink_rcv_msg+0x34f/0x8f0 [ 46.600966] ? rtnetlink_put_metrics+0x490/0x490 [ 46.605714] ? find_held_lock+0x36/0x1d0 [ 46.609779] netlink_rcv_skb+0x142/0x390 [ 46.613838] ? lock_downgrade+0x860/0x860 [ 46.617985] ? rtnetlink_put_metrics+0x490/0x490 [ 46.622734] ? netlink_ack+0x9a0/0x9a0 [ 46.626618] ? netlink_deliver_tap+0x182/0xb00 [ 46.631199] rtnetlink_rcv+0x10/0x20 [ 46.634914] netlink_unicast+0x445/0x640 [ 46.638974] ? netlink_attachskb+0x6d0/0x6d0 [ 46.643381] netlink_sendmsg+0x765/0xc50 [ 46.647438] ? netlink_unicast+0x640/0x640 [ 46.651692] ? copy_msghdr_from_user+0x20b/0x3e0 [ 46.656444] ? selinux_socket_sendmsg+0x31/0x40 [ 46.661100] ? netlink_unicast+0x640/0x640 [ 46.665321] sock_sendmsg+0xb5/0xf0 [ 46.668933] ___sys_sendmsg+0x647/0x950 [ 46.672886] ? find_held_lock+0x36/0x1d0 [ 46.676940] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 46.681672] ? __fget+0x278/0x400 [ 46.685110] ? kasan_check_read+0x11/0x20 [ 46.689239] ? __fget+0x295/0x400 [ 46.692671] ? ksys_dup3+0x2e0/0x2e0 [ 46.696357] ? find_held_lock+0x36/0x1d0 [ 46.700394] ? __fget_light+0x174/0x1e0 [ 46.704363] ? lock_downgrade+0x860/0x860 [ 46.708492] ? __fdget+0xe/0x10 [ 46.711749] __sys_sendmsg+0xd9/0x180 [ 46.715524] ? __ia32_sys_shutdown+0x70/0x70 [ 46.719928] ? kasan_check_read+0x11/0x20 [ 46.724064] ? _copy_to_user+0x91/0xb0 [ 46.727928] ? put_timespec64+0xa9/0x100 [ 46.731976] ? nsecs_to_jiffies+0x20/0x20 [ 46.736103] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 46.741454] __x64_sys_sendmsg+0x73/0xb0 [ 46.745512] do_syscall_64+0xd0/0x4e0 [ 46.749320] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 46.754492] RIP: 0033:0x459a59 [ 46.757681] 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 [ 46.776714] RSP: 002b:00007f54c8a91c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 46.784525] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000459a59 [ 46.791791] RDX: 0000000000000000 RSI: 0000000020000240 RDI: 0000000000000004 [ 46.799049] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 46.806306] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f54c8a926d4 [ 46.813570] R13: 00000000004c7c0c R14: 00000000004ddad8 R15: 00000000ffffffff [ 47.389546] BUG: sleeping function called from invalid context at kernel/workqueue.c:2864 [ 47.397943] in_atomic(): 1, irqs_disabled(): 0, pid: 7526, name: syz-executor.2 [ 47.405393] 2 locks held by syz-executor.2/7526: [ 47.410220] #0: 00000000b5d20e4a (rtnl_mutex){+.+.}, at: rtnetlink_rcv_msg+0x301/0x8f0 [ 47.418501] #1: 00000000971e9759 (&qdisc_rx_lock){+...}, at: red_change+0x388/0x1790 [ 47.426486] Preemption disabled at: [ 47.426499] [] red_change+0x388/0x1790 [ 47.435650] CPU: 0 PID: 7526 Comm: syz-executor.2 Tainted: G W 4.19.122-syzkaller #0 [ 47.444873] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.454224] Call Trace: [ 47.456816] dump_stack+0x123/0x177 [ 47.460456] ? red_change+0x388/0x1790 [ 47.464352] ___might_sleep.cold.88+0x1bb/0x1f4 [ 47.469028] __might_sleep+0x95/0x190 [ 47.473525] __flush_work+0xbd/0x7f0 [ 47.477239] ? save_stack+0x43/0xd0 [ 47.480865] ? __kasan_slab_free+0x102/0x150 [ 47.485271] ? kasan_slab_free+0xe/0x10 [ 47.489257] ? insert_work+0x350/0x350 [ 47.493147] ? mark_held_locks+0xc7/0x130 [ 47.497341] ? try_to_grab_pending+0xaf/0x5e0 [ 47.501835] ? __cancel_work_timer+0x14f/0x430 [ 47.506847] ? cancel_work_sync+0xb/0x10 [ 47.510912] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 47.515503] ? __cancel_work_timer+0x14f/0x430 [ 47.520088] ? trace_hardirqs_on+0x28/0x190 [ 47.524415] __cancel_work_timer+0x2f1/0x430 [ 47.528828] ? try_to_grab_pending+0x5e0/0x5e0 [ 47.533409] ? hrtimer_try_to_cancel+0x6c/0x510 [ 47.538077] ? hrtimer_run_softirq+0x250/0x250 [ 47.542657] ? mark_held_locks+0xc7/0x130 [ 47.546812] cancel_work_sync+0xb/0x10 [ 47.550736] htb_destroy+0x20/0x4c0 [ 47.554357] ? htb_reset+0x2cd/0x4c0 [ 47.558074] qdisc_destroy+0x134/0x660 [ 47.561960] ? do_raw_spin_lock+0xd0/0x240 [ 47.566196] red_change+0x6ee/0x1790 [ 47.569916] ? red_enqueue+0x1670/0x1670 [ 47.573976] ? nla_strcmp+0x9b/0xe0 [ 47.577602] tc_modify_qdisc+0xc2f/0x18f4 [ 47.581786] ? rtnetlink_rcv_msg+0x301/0x8f0 [ 47.586222] ? qdisc_create+0xf60/0xf60 [ 47.590195] ? find_held_lock+0x36/0x1d0 [ 47.594377] rtnetlink_rcv_msg+0x34f/0x8f0 [ 47.598709] ? rtnetlink_put_metrics+0x490/0x490 [ 47.603468] ? find_held_lock+0x36/0x1d0 [ 47.607668] netlink_rcv_skb+0x142/0x390 [ 47.611724] ? lock_downgrade+0x860/0x860 [ 47.615867] ? rtnetlink_put_metrics+0x490/0x490 [ 47.620763] ? netlink_ack+0x9a0/0x9a0 [ 47.624632] ? netlink_deliver_tap+0x182/0xb00 [ 47.629338] rtnetlink_rcv+0x10/0x20 [ 47.633045] netlink_unicast+0x445/0x640 [ 47.637086] ? netlink_attachskb+0x6d0/0x6d0 [ 47.641478] netlink_sendmsg+0x765/0xc50 [ 47.645542] ? netlink_unicast+0x640/0x640 [ 47.649771] ? copy_msghdr_from_user+0x20b/0x3e0 [ 47.654516] ? selinux_socket_sendmsg+0x31/0x40 [ 47.659174] ? netlink_unicast+0x640/0x640 [ 47.663417] sock_sendmsg+0xb5/0xf0 [ 47.667057] ___sys_sendmsg+0x647/0x950 [ 47.671028] ? find_held_lock+0x36/0x1d0 [ 47.675080] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 47.679834] ? __fget+0x278/0x400 [ 47.683295] ? kasan_check_read+0x11/0x20 [ 47.687445] ? __fget+0x295/0x400 [ 47.690892] ? ksys_dup3+0x2e0/0x2e0 [ 47.694598] ? find_held_lock+0x36/0x1d0 [ 47.698652] ? __fget_light+0x174/0x1e0 [ 47.703064] ? lock_downgrade+0x860/0x860 [ 47.707207] ? __fdget+0xe/0x10 [ 47.710480] __sys_sendmsg+0xd9/0x180 [ 47.714268] ? __ia32_sys_shutdown+0x70/0x70 [ 47.718655] ? kasan_check_read+0x11/0x20 [ 47.722785] ? _copy_to_user+0x91/0xb0 [ 47.726651] ? put_timespec64+0xa9/0x100 [ 47.730696] ? nsecs_to_jiffies+0x20/0x20 [ 47.734875] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 47.740253] __x64_sys_sendmsg+0x73/0xb0 [ 47.744301] do_syscall_64+0xd0/0x4e0 [ 47.748088] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 47.753285] RIP: 0033:0x459a59 [ 47.756460] 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 [ 47.775366] RSP: 002b:00007fe1d907bc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 47.783059] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000459a59 [ 47.790323] RDX: 0000000000000000 RSI: 0000000020000240 RDI: 0000000000000004 [ 47.797613] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 47.804891] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fe1d907c6d4 [ 47.812146] R13: 00000000004c7c0c R14: 00000000004ddad8 R15: 00000000ffffffff 2020/05/11 00:57:36 executed programs: 411