[ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 18.693724] random: crng init done [ 18.697335] random: 7 urandom warning(s) missed due to ratelimiting [ 26.385525] IPVS: ftp: loaded support on port[0] = 21 [ 26.796972] can: request_module (can-proto-0) failed. [ 26.845275] can: request_module (can-proto-0) failed. Warning: Permanently added '10.128.10.19' (ECDSA) to the list of known hosts. 2021/08/22 07:42:10 parsed 1 programs 2021/08/22 07:42:10 executed programs: 0 [ 34.736187] IPVS: ftp: loaded support on port[0] = 21 [ 34.738177] IPVS: ftp: loaded support on port[0] = 21 [ 34.752087] IPVS: ftp: loaded support on port[0] = 21 [ 34.758989] IPVS: ftp: loaded support on port[0] = 21 [ 34.766715] IPVS: ftp: loaded support on port[0] = 21 [ 34.819892] IPVS: ftp: loaded support on port[0] = 21 [ 34.951836] chnl_net:caif_netlink_parms(): no params data found [ 35.084316] chnl_net:caif_netlink_parms(): no params data found [ 35.124408] chnl_net:caif_netlink_parms(): no params data found [ 35.132789] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.139914] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.147175] device bridge_slave_0 entered promiscuous mode [ 35.155701] chnl_net:caif_netlink_parms(): no params data found [ 35.185243] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.192296] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.200228] device bridge_slave_1 entered promiscuous mode [ 35.233628] chnl_net:caif_netlink_parms(): no params data found [ 35.251921] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.258629] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.265952] device bridge_slave_0 entered promiscuous mode [ 35.273583] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 35.308555] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.317740] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.325981] device bridge_slave_1 entered promiscuous mode [ 35.333072] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 35.397429] chnl_net:caif_netlink_parms(): no params data found [ 35.423064] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.429634] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.436873] device bridge_slave_0 entered promiscuous mode [ 35.447205] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.453745] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.462038] device bridge_slave_1 entered promiscuous mode [ 35.471671] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.478348] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.485678] device bridge_slave_0 entered promiscuous mode [ 35.492746] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 35.501866] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 35.510047] team0: Port device team_slave_0 added [ 35.522913] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.529744] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.536636] device bridge_slave_0 entered promiscuous mode [ 35.546861] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.553374] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.560624] device bridge_slave_1 entered promiscuous mode [ 35.566825] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.573155] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.580958] device bridge_slave_1 entered promiscuous mode [ 35.587996] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 35.596105] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 35.603296] team0: Port device team_slave_1 added [ 35.625390] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 35.641993] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 35.653188] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.660597] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.667919] device bridge_slave_0 entered promiscuous mode [ 35.675201] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 35.690496] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 35.703367] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 35.711133] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.717648] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.725534] device bridge_slave_1 entered promiscuous mode [ 35.736348] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 35.744433] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 35.751534] team0: Port device team_slave_0 added [ 35.761300] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 35.769001] team0: Port device team_slave_1 added [ 35.774944] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 35.790739] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 35.836757] device hsr_slave_0 entered promiscuous mode [ 35.864385] device hsr_slave_1 entered promiscuous mode [ 35.914633] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 35.930779] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 35.938553] team0: Port device team_slave_0 added [ 35.948122] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 35.956952] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 35.965116] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 35.977112] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 35.985193] team0: Port device team_slave_1 added [ 35.990587] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 35.998499] team0: Port device team_slave_0 added [ 36.003664] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 36.019230] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 36.026913] team0: Port device team_slave_0 added [ 36.032678] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 36.046064] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 36.053298] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 36.060728] team0: Port device team_slave_1 added [ 36.075689] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 36.082900] team0: Port device team_slave_1 added [ 36.089818] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 36.101121] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 36.118131] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 36.127574] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 36.166352] device hsr_slave_0 entered promiscuous mode [ 36.214400] device hsr_slave_1 entered promiscuous mode [ 36.254232] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 36.261574] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 36.269313] team0: Port device team_slave_0 added [ 36.326262] device hsr_slave_0 entered promiscuous mode [ 36.364290] device hsr_slave_1 entered promiscuous mode [ 36.404523] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 36.423147] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 36.430500] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 36.437958] team0: Port device team_slave_1 added [ 36.443084] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 36.450977] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 36.467339] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 36.474836] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 36.482843] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 36.525668] device hsr_slave_0 entered promiscuous mode [ 36.564076] device hsr_slave_1 entered promiscuous mode [ 36.614303] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 36.665541] device hsr_slave_0 entered promiscuous mode [ 36.704023] device hsr_slave_1 entered promiscuous mode [ 36.744323] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 36.751679] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 36.763029] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 36.782683] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 36.836203] device hsr_slave_0 entered promiscuous mode [ 36.874111] device hsr_slave_1 entered promiscuous mode [ 36.916976] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 36.928655] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 36.940654] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 36.949381] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 36.964549] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 37.017551] 8021q: adding VLAN 0 to HW filter on device bond0 [ 37.027554] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 37.036801] 8021q: adding VLAN 0 to HW filter on device bond0 [ 37.050267] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 37.057995] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 37.066384] 8021q: adding VLAN 0 to HW filter on device bond0 [ 37.082017] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 37.090479] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 37.099110] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 37.108870] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 37.116891] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 37.123788] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 37.130539] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 37.142438] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 37.148968] 8021q: adding VLAN 0 to HW filter on device team0 [ 37.166565] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 37.172719] 8021q: adding VLAN 0 to HW filter on device team0 [ 37.180672] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 37.192384] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 37.200862] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 37.208503] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 37.215977] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 37.224448] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 37.232534] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.239108] bridge0: port 1(bridge_slave_0) entered forwarding state [ 37.250036] 8021q: adding VLAN 0 to HW filter on device bond0 [ 37.258276] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 37.267086] 8021q: adding VLAN 0 to HW filter on device bond0 [ 37.275313] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 37.281387] 8021q: adding VLAN 0 to HW filter on device team0 [ 37.290605] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 37.301640] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 37.314411] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 37.321645] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 37.330588] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 37.338618] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 37.346422] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.352762] bridge0: port 1(bridge_slave_0) entered forwarding state [ 37.359750] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 37.367614] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 37.375434] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.381792] bridge0: port 1(bridge_slave_0) entered forwarding state [ 37.389640] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 37.398855] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 37.408308] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 37.415907] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 37.424753] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 37.432040] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 37.439442] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 37.449161] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 37.457152] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 37.465217] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.471556] bridge0: port 2(bridge_slave_1) entered forwarding state [ 37.478654] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 37.485748] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 37.492826] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 37.499838] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 37.506842] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 37.515213] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 37.523259] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.529734] bridge0: port 2(bridge_slave_1) entered forwarding state [ 37.536908] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 37.545272] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 37.552850] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.559274] bridge0: port 2(bridge_slave_1) entered forwarding state [ 37.567225] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 37.577832] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 37.584237] 8021q: adding VLAN 0 to HW filter on device team0 [ 37.592587] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 37.601051] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 37.609300] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 37.619606] 8021q: adding VLAN 0 to HW filter on device bond0 [ 37.628612] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 37.634775] 8021q: adding VLAN 0 to HW filter on device team0 [ 37.641928] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 37.652393] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 37.661632] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 37.670821] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 37.679074] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 37.687037] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 37.697541] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 37.707809] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 37.715898] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 37.724687] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 37.732154] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 37.740540] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 37.749704] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 37.758332] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 37.766150] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 37.773000] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 37.781384] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 37.791817] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.798726] bridge0: port 1(bridge_slave_0) entered forwarding state [ 37.808220] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 37.816430] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 37.827370] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 37.835595] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 37.843526] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 37.852428] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 37.863435] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 37.871768] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 37.881412] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 37.889130] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 37.899037] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 37.906530] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 37.916364] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 37.924984] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.931405] bridge0: port 2(bridge_slave_1) entered forwarding state [ 37.941052] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 37.949934] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 37.959650] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 37.968292] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 37.978315] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.984801] bridge0: port 1(bridge_slave_0) entered forwarding state [ 37.992073] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 38.001452] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 38.009849] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 38.019036] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 38.028286] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 38.034964] 8021q: adding VLAN 0 to HW filter on device team0 [ 38.045968] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 38.054600] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 38.062758] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 38.070020] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 38.077140] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 38.085574] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 38.094332] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 38.101993] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 38.110055] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 38.118758] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 38.126879] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 38.135243] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 38.143665] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 38.151766] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 38.160217] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 38.168513] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 38.178255] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 38.187119] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 38.197686] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 38.204181] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 38.211226] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 38.219483] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 38.229123] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 38.237299] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 38.245681] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 38.253491] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.259827] bridge0: port 2(bridge_slave_1) entered forwarding state [ 38.266693] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 38.274266] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 38.281624] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 38.289543] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 38.297362] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.303754] bridge0: port 1(bridge_slave_0) entered forwarding state [ 38.310581] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 38.318218] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 38.326300] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 38.335051] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 38.342504] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 38.354760] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 38.360878] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 38.371786] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 38.388223] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 38.395459] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 38.402919] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 38.410630] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 38.418508] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 38.427131] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 38.435476] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 38.443636] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 38.452712] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 38.463644] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 38.471211] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 38.478945] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 38.486676] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 38.495386] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 38.503402] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.509927] bridge0: port 2(bridge_slave_1) entered forwarding state [ 38.517660] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 38.526269] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 38.534333] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 38.542315] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 38.551093] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 38.560666] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 38.569919] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 38.576299] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 38.589267] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 38.597228] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 38.607380] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 38.615413] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 38.624595] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 38.632718] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 38.642234] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 38.652156] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 38.661709] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 38.671134] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 38.678994] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 38.687264] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 38.696635] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 38.705872] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 38.713927] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 38.723727] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 38.731899] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 38.743040] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 38.752763] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 38.764451] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 38.775211] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 38.787206] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 38.797028] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 38.804463] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 38.812059] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 38.820339] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 38.828325] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 38.836488] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 38.844697] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 38.852240] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 38.859841] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 38.867672] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 38.879412] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 38.886367] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 38.903443] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 38.920004] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 38.931315] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 38.944038] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 38.951695] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 38.958664] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 38.973555] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 38.985821] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 38.997765] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 39.012553] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 39.031715] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 39.056106] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 39.073852] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 39.089954] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 39.110875] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 39.117601] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 39.148948] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 39.181197] 8021q: adding VLAN 0 to HW filter on device batadv0 2021/08/22 07:42:15 executed programs: 33 [ 286.026308] INFO: task syz-executor.2:6777 blocked for more than 140 seconds. [ 286.033696] Not tainted 4.19.204-syzkaller #0 [ 286.054950] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 286.062929] syz-executor.2 D28168 6777 5695 0x80000004 [ 286.084959] Call Trace: [ 286.087567] __schedule+0xdb5/0x1d40 [ 286.091275] ? __sched_text_start+0x8/0x8 [ 286.105003] ? rwsem_down_read_failed+0x203/0x3e0 [ 286.109862] ? lockdep_hardirqs_on+0x421/0x5c0 [ 286.114429] ? _raw_spin_unlock_irq+0x27/0x80 [ 286.159383] ? rwsem_down_read_failed+0x21c/0x3e0 [ 286.164243] schedule+0x7f/0x1b0 [ 286.199282] rwsem_down_read_failed+0x21c/0x3e0 [ 286.204315] ? rwsem_down_write_failed+0xbe0/0xbe0 [ 286.210156] ? find_held_lock+0x36/0x1d0 [ 286.214223] ? __might_fault+0xf1/0x1b0 [ 286.245022] call_rwsem_down_read_failed+0x18/0x30 [ 286.250005] down_read+0x49/0xb0 [ 286.253365] ? do_exit+0x5fc/0x2cf0 [ 286.279306] do_exit+0x5fc/0x2cf0 [ 286.282884] ? trace_hardirqs_on+0x28/0x190 [ 286.304961] ? mm_update_next_owner+0x680/0x680 [ 286.309649] ? find_held_lock+0x36/0x1d0 [ 286.313735] ? get_signal+0x2c7/0x19e0 [ 286.339298] ? _raw_spin_unlock_irq+0x27/0x80 [ 286.343813] ? get_signal+0x2c7/0x19e0 [ 286.379436] do_group_exit+0xf4/0x2f0 [ 286.383276] get_signal+0x316/0x19e0 [ 286.399683] ? lock_downgrade+0x860/0x860 [ 286.403849] ? call_rwsem_down_write_failed_killable+0x17/0x30 [ 286.425929] do_signal+0x87/0x1960 [ 286.429486] ? vm_mmap_pgoff+0x15a/0x210 [ 286.433537] ? vma_is_stack_for_current+0x90/0x90 [ 286.474933] ? setup_sigcontext+0x7d0/0x7d0 [ 286.479375] ? kvm_clock_get_cycles+0x9/0x10 [ 286.484471] ? ksys_mmap_pgoff+0xa4/0x650 [ 286.524937] ? exit_to_usermode_loop+0x3a/0x200 [ 286.529641] ? do_syscall_64+0x413/0x4e0 [ 286.533725] ? lockdep_hardirqs_on+0x421/0x5c0 [ 286.559928] ? exit_to_usermode_loop+0x3a/0x200 [ 286.564618] ? trace_hardirqs_on+0x28/0x190 [ 286.599305] exit_to_usermode_loop+0x114/0x200 [ 286.604087] do_syscall_64+0x413/0x4e0 [ 286.639319] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 286.644530] RIP: 0033:0x4610d2 [ 286.648678] Code: Bad RIP value. [ 286.652129] RSP: 002b:00007ffcdbc3e148 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 [ 286.719215] RAX: fffffffffffffffc RBX: 0000000000020022 RCX: 00000000004610d2 [ 286.739259] RDX: 0000000000000000 RSI: 0000000000021000 RDI: 0000000000000000 [ 286.759330] RBP: 0000000000000000 R08: 00000000ffffffff R09: 0000000000000000 [ 286.779280] R10: 0000000000020022 R11: 0000000000000246 R12: 00007ffcdbc3e310 [ 286.804937] R13: 0000000000000006 R14: 0000000000000000 R15: 0000000000022000 [ 286.835088] INFO: task syz-executor.2:6781 blocked for more than 140 seconds. [ 286.842383] Not tainted 4.19.204-syzkaller #0 [ 286.874898] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 286.883225] syz-executor.2 D28200 6781 5695 0x80000004 [ 286.914913] Call Trace: [ 286.917537] __schedule+0xdb5/0x1d40 [ 286.921423] ? __sched_text_start+0x8/0x8 [ 286.934918] ? rwsem_down_read_failed+0x203/0x3e0 [ 286.939774] ? lockdep_hardirqs_on+0x421/0x5c0 [ 286.944432] ? _raw_spin_unlock_irq+0x27/0x80 [ 286.964922] ? rwsem_down_read_failed+0x21c/0x3e0 [ 286.969790] schedule+0x7f/0x1b0 [ 286.973141] rwsem_down_read_failed+0x21c/0x3e0 [ 286.994905] ? rwsem_down_write_failed+0xbe0/0xbe0 [ 286.999852] ? find_held_lock+0x36/0x1d0 [ 287.003992] ? __might_fault+0xf1/0x1b0 [ 287.024933] call_rwsem_down_read_failed+0x18/0x30 [ 287.029894] down_read+0x49/0xb0 [ 287.033251] ? do_exit+0x5fc/0x2cf0 [ 287.064907] do_exit+0x5fc/0x2cf0 [ 287.068389] ? mm_update_next_owner+0x680/0x680 [ 287.073136] ? find_held_lock+0x36/0x1d0 [ 287.104892] ? get_signal+0x2c7/0x19e0 [ 287.108796] ? _raw_spin_unlock_irq+0x27/0x80 [ 287.113284] ? get_signal+0x2c7/0x19e0 [ 287.124902] do_group_exit+0xf4/0x2f0 [ 287.128719] get_signal+0x316/0x19e0 [ 287.132419] ? lock_downgrade+0x860/0x860 [ 287.154902] ? kasan_check_read+0x11/0x20 [ 287.163391] do_signal+0x87/0x1960 [ 287.179362] ? fd_install+0x47/0x60 [ 287.183436] ? __do_sys_perf_event_open+0x1599/0x20d0 [ 287.199278] ? setup_sigcontext+0x7d0/0x7d0 [ 287.203621] ? perf_event_set_output+0x430/0x430 [ 287.226626] ? __x64_sys_futex+0x1cb/0x3a0 [ 287.230878] ? exit_to_usermode_loop+0x3a/0x200 [ 287.264883] ? do_syscall_64+0x413/0x4e0 [ 287.268995] ? lockdep_hardirqs_on+0x421/0x5c0 [ 287.273592] ? exit_to_usermode_loop+0x3a/0x200 [ 287.324885] ? trace_hardirqs_on+0x28/0x190 [ 287.329502] exit_to_usermode_loop+0x114/0x200 [ 287.334094] do_syscall_64+0x413/0x4e0 [ 287.364878] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 287.370084] RIP: 0033:0x461089 [ 287.373267] Code: Bad RIP value. [ 287.404876] RSP: 002b:00007f2cfdd65218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 287.412621] RAX: fffffffffffffe00 RBX: 000000000052bf08 RCX: 0000000000461089 [ 287.434962] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000052bf08 [ 287.442245] RBP: 000000000052bf00 R08: 0000000000000000 R09: 0000000000000000 [ 287.479270] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000052bf0c [ 287.487301] R13: 00007ffcdbc3e1bf R14: 00007f2cfdd65300 R15: 0000000000022000 [ 287.519485] INFO: task syz-executor.3:6780 blocked for more than 140 seconds. [ 287.539225] Not tainted 4.19.204-syzkaller #0 [ 287.544249] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 287.584957] syz-executor.3 D28168 6780 5694 0x80000004 [ 287.590615] Call Trace: [ 287.593202] __schedule+0xdb5/0x1d40 [ 287.634863] ? __sched_text_start+0x8/0x8 [ 287.639035] ? rwsem_down_read_failed+0x203/0x3e0 [ 287.643870] ? lockdep_hardirqs_on+0x421/0x5c0 [ 287.674844] ? _raw_spin_unlock_irq+0x27/0x80 [ 287.679387] ? rwsem_down_read_failed+0x21c/0x3e0 [ 287.684220] schedule+0x7f/0x1b0 [ 287.714843] rwsem_down_read_failed+0x21c/0x3e0 [ 287.719529] ? rwsem_down_write_failed+0xbe0/0xbe0 [ 287.724444] ? find_held_lock+0x36/0x1d0 [ 287.744854] ? __might_fault+0xf1/0x1b0 [ 287.748941] call_rwsem_down_read_failed+0x18/0x30 [ 287.753988] down_read+0x49/0xb0 [ 287.774836] ? do_exit+0x5fc/0x2cf0 [ 287.778482] do_exit+0x5fc/0x2cf0 [ 287.781921] ? trace_hardirqs_on+0x28/0x190 [ 287.787409] ? mm_update_next_owner+0x680/0x680 [ 287.792082] ? find_held_lock+0x36/0x1d0 [ 287.804857] ? get_signal+0x2c7/0x19e0 [ 287.808791] ? _raw_spin_unlock_irq+0x27/0x80 [ 287.813273] ? get_signal+0x2c7/0x19e0 [ 287.844844] do_group_exit+0xf4/0x2f0 [ 287.848668] get_signal+0x316/0x19e0 [ 287.852456] ? lock_downgrade+0x860/0x860 [ 287.884839] ? call_rwsem_down_write_failed_killable+0x17/0x30 [ 287.890834] do_signal+0x87/0x1960 [ 287.894378] ? vm_mmap_pgoff+0x15a/0x210 [ 287.924861] ? vma_is_stack_for_current+0x90/0x90 [ 287.929730] ? setup_sigcontext+0x7d0/0x7d0 [ 287.934038] ? kvm_clock_get_cycles+0x9/0x10 [ 287.985562] ? ksys_mmap_pgoff+0xa4/0x650 [ 287.989762] ? exit_to_usermode_loop+0x3a/0x200 [ 287.994419] ? do_syscall_64+0x413/0x4e0 [ 288.044823] ? lockdep_hardirqs_on+0x421/0x5c0 [ 288.049423] ? exit_to_usermode_loop+0x3a/0x200 [ 288.054076] ? trace_hardirqs_on+0x28/0x190 [ 288.084833] exit_to_usermode_loop+0x114/0x200 [ 288.089436] do_syscall_64+0x413/0x4e0 [ 288.093323] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 288.124843] RIP: 0033:0x4610d2 [ 288.128060] Code: Bad RIP value. [ 288.131582] RSP: 002b:00007ffe9fdddb78 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 [ 288.185000] RAX: fffffffffffffffc RBX: 0000000000020022 RCX: 00000000004610d2 [ 288.192377] RDX: 0000000000000000 RSI: 0000000000021000 RDI: 0000000000000000 [ 288.244820] RBP: 0000000000000000 R08: 00000000ffffffff R09: 0000000000000000 [ 288.252385] R10: 0000000000020022 R11: 0000000000000246 R12: 00007ffe9fdddd40 [ 288.284807] R13: 0000000000000006 R14: 0000000000000000 R15: 0000000000022000 [ 288.292317] INFO: task syz-executor.3:6782 blocked for more than 140 seconds. [ 288.344942] Not tainted 4.19.204-syzkaller #0 [ 288.349985] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 288.399131] syz-executor.3 D28200 6782 5694 0x80000004 [ 288.434804] Call Trace: [ 288.437436] __schedule+0xdb5/0x1d40 [ 288.441242] ? __sched_text_start+0x8/0x8 [ 288.474792] ? rwsem_down_read_failed+0x203/0x3e0 [ 288.479665] ? lockdep_hardirqs_on+0x421/0x5c0 [ 288.484237] ? _raw_spin_unlock_irq+0x27/0x80 [ 288.514798] ? rwsem_down_read_failed+0x21c/0x3e0 [ 288.519686] schedule+0x7f/0x1b0 [ 288.523076] rwsem_down_read_failed+0x21c/0x3e0 [ 288.544790] ? rwsem_down_write_failed+0xbe0/0xbe0 [ 288.550000] ? find_held_lock+0x36/0x1d0 [ 288.554067] ? __might_fault+0xf1/0x1b0 [ 288.574793] call_rwsem_down_read_failed+0x18/0x30 [ 288.579844] down_read+0x49/0xb0 [ 288.583197] ? do_exit+0x5fc/0x2cf0 [ 288.587981] do_exit+0x5fc/0x2cf0 [ 288.591442] ? mm_update_next_owner+0x680/0x680 [ 288.604786] ? find_held_lock+0x36/0x1d0 [ 288.608862] ? get_signal+0x2c7/0x19e0 [ 288.612740] ? _raw_spin_unlock_irq+0x27/0x80 [ 288.644774] ? get_signal+0x2c7/0x19e0 [ 288.649035] do_group_exit+0xf4/0x2f0 [ 288.652828] get_signal+0x316/0x19e0 [ 288.674784] ? lock_downgrade+0x860/0x860 [ 288.678958] ? kasan_check_read+0x11/0x20 [ 288.683103] do_signal+0x87/0x1960 [ 288.714775] ? fd_install+0x47/0x60 [ 288.718539] ? __do_sys_perf_event_open+0x1599/0x20d0 [ 288.723726] ? setup_sigcontext+0x7d0/0x7d0 [ 288.744779] ? perf_event_set_output+0x430/0x430 [ 288.749554] ? __x64_sys_futex+0x1cb/0x3a0 [ 288.753775] ? exit_to_usermode_loop+0x3a/0x200 [ 288.774771] ? do_syscall_64+0x413/0x4e0 [ 288.778853] ? lockdep_hardirqs_on+0x421/0x5c0 [ 288.784028] ? exit_to_usermode_loop+0x3a/0x200 [ 288.804768] ? trace_hardirqs_on+0x28/0x190 [ 288.809195] exit_to_usermode_loop+0x114/0x200 [ 288.813770] do_syscall_64+0x413/0x4e0 [ 288.834776] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 288.839987] RIP: 0033:0x461089 [ 288.843262] Code: Bad RIP value. [ 288.874761] RSP: 002b:00007f3b0049a218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 288.882494] RAX: fffffffffffffe00 RBX: 000000000052bf08 RCX: 0000000000461089 [ 288.914757] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000052bf08 [ 288.922342] RBP: 000000000052bf00 R08: 0000000000000000 R09: 0000000000000000 [ 288.944744] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000052bf0c [ 288.952036] R13: 00007ffe9fdddbef R14: 00007f3b0049a300 R15: 0000000000022000 [ 288.974778] INFO: task syz-executor.0:6796 blocked for more than 140 seconds. [ 288.982240] Not tainted 4.19.204-syzkaller #0 [ 289.004743] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 289.012739] syz-executor.0 D28168 6796 5688 0x80000004 [ 289.044739] Call Trace: [ 289.047353] __schedule+0xdb5/0x1d40 [ 289.051065] ? __sched_text_start+0x8/0x8 [ 289.074751] ? rwsem_down_read_failed+0x203/0x3e0 [ 289.079615] ? lockdep_hardirqs_on+0x421/0x5c0 [ 289.084186] ? _raw_spin_unlock_irq+0x27/0x80 [ 289.114747] ? rwsem_down_read_failed+0x21c/0x3e0 [ 289.119610] schedule+0x7f/0x1b0 [ 289.122992] rwsem_down_read_failed+0x21c/0x3e0 [ 289.144743] ? rwsem_down_write_failed+0xbe0/0xbe0 [ 289.149690] ? find_held_lock+0x36/0x1d0 [ 289.153760] ? __might_fault+0xf1/0x1b0 [ 289.174775] call_rwsem_down_read_failed+0x18/0x30 [ 289.180628] down_read+0x49/0xb0 [ 289.183986] ? do_exit+0x5fc/0x2cf0 [ 289.204762] do_exit+0x5fc/0x2cf0 [ 289.208246] ? trace_hardirqs_on+0x28/0x190 [ 289.212577] ? mm_update_next_owner+0x680/0x680 [ 289.218451] ? find_held_lock+0x36/0x1d0 [ 289.222526] ? get_signal+0x2c7/0x19e0 [ 289.244737] ? _raw_spin_unlock_irq+0x27/0x80 [ 289.249250] ? get_signal+0x2c7/0x19e0 [ 289.274749] do_group_exit+0xf4/0x2f0 [ 289.278835] get_signal+0x316/0x19e0 [ 289.282975] ? lock_downgrade+0x860/0x860 [ 289.314736] ? call_rwsem_down_write_failed_killable+0x17/0x30 [ 289.320819] do_signal+0x87/0x1960 [ 289.324351] ? vm_mmap_pgoff+0x15a/0x210 [ 289.344730] ? vma_is_stack_for_current+0x90/0x90 [ 289.349592] ? setup_sigcontext+0x7d0/0x7d0 [ 289.354176] ? kvm_clock_get_cycles+0x9/0x10 [ 289.374735] ? ksys_mmap_pgoff+0xa4/0x650 [ 289.378919] ? exit_to_usermode_loop+0x3a/0x200 [ 289.383629] ? do_syscall_64+0x413/0x4e0 [ 289.404722] ? lockdep_hardirqs_on+0x421/0x5c0 [ 289.409409] ? exit_to_usermode_loop+0x3a/0x200 [ 289.414065] ? trace_hardirqs_on+0x28/0x190 [ 289.434730] exit_to_usermode_loop+0x114/0x200 [ 289.439351] do_syscall_64+0x413/0x4e0 [ 289.443230] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 289.474724] RIP: 0033:0x4610d2 [ 289.477940] Code: Bad RIP value. [ 289.481289] RSP: 002b:00007ffff4622a18 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 [ 289.514753] RAX: fffffffffffffffc RBX: 0000000000020022 RCX: 00000000004610d2 [ 289.522220] RDX: 0000000000000000 RSI: 0000000000021000 RDI: 0000000000000000 [ 289.544730] RBP: 0000000000000000 R08: 00000000ffffffff R09: 0000000000000000 [ 289.552009] R10: 0000000000020022 R11: 0000000000000246 R12: 00007ffff4622be0 [ 289.574716] R13: 0000000000000006 R14: 0000000000000000 R15: 0000000000022000 [ 289.582219] INFO: task syz-executor.0:6797 blocked for more than 140 seconds. [ 289.604700] Not tainted 4.19.204-syzkaller #0 [ 289.609726] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 289.644704] syz-executor.0 D28200 6797 5688 0x80000004 [ 289.650358] Call Trace: [ 289.652973] __schedule+0xdb5/0x1d40 [ 289.674717] ? __sched_text_start+0x8/0x8 [ 289.678892] ? rwsem_down_read_failed+0x203/0x3e0 [ 289.684259] ? lockdep_hardirqs_on+0x421/0x5c0 [ 289.714710] ? _raw_spin_unlock_irq+0x27/0x80 [ 289.719231] ? rwsem_down_read_failed+0x21c/0x3e0 [ 289.724160] schedule+0x7f/0x1b0 [ 289.744700] rwsem_down_read_failed+0x21c/0x3e0 [ 289.749383] ? rwsem_down_write_failed+0xbe0/0xbe0 [ 289.754300] ? find_held_lock+0x36/0x1d0 [ 289.774707] ? __might_fault+0xf1/0x1b0 [ 289.778713] call_rwsem_down_read_failed+0x18/0x30 [ 289.783708] down_read+0x49/0xb0 [ 289.794704] ? do_exit+0x5fc/0x2cf0 [ 289.798335] do_exit+0x5fc/0x2cf0 [ 289.801778] ? mm_update_next_owner+0x680/0x680 [ 289.824731] ? find_held_lock+0x36/0x1d0 [ 289.828818] ? get_signal+0x2c7/0x19e0 [ 289.833040] ? _raw_spin_unlock_irq+0x27/0x80 [ 289.864694] ? get_signal+0x2c7/0x19e0 [ 289.868606] do_group_exit+0xf4/0x2f0 [ 289.872398] get_signal+0x316/0x19e0 [ 289.904707] ? lock_downgrade+0x860/0x860 [ 289.908876] ? kasan_check_read+0x11/0x20 [ 289.913016] do_signal+0x87/0x1960 [ 289.924701] ? fd_install+0x47/0x60 [ 289.928343] ? __do_sys_perf_event_open+0x1599/0x20d0 [ 289.933618] ? setup_sigcontext+0x7d0/0x7d0 [ 289.954686] ? perf_event_set_output+0x430/0x430 [ 289.959617] ? __x64_sys_futex+0x1cb/0x3a0 [ 289.963847] ? exit_to_usermode_loop+0x3a/0x200 [ 289.984692] ? do_syscall_64+0x413/0x4e0 [ 289.988767] ? lockdep_hardirqs_on+0x421/0x5c0 [ 289.993333] ? exit_to_usermode_loop+0x3a/0x200 [ 290.014716] ? trace_hardirqs_on+0x28/0x190 [ 290.019150] exit_to_usermode_loop+0x114/0x200 [ 290.024002] do_syscall_64+0x413/0x4e0 [ 290.044720] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 290.049942] RIP: 0033:0x461089 [ 290.053137] Code: Bad RIP value. [ 290.084674] RSP: 002b:00007fee7b6ba218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 290.092406] RAX: fffffffffffffe00 RBX: 000000000052bf08 RCX: 0000000000461089 [ 290.144663] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000052bf08 [ 290.151963] RBP: 000000000052bf00 R08: 0000000000000000 R09: 0000000000000000 [ 290.204665] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000052bf0c [ 290.211960] R13: 00007ffff4622a8f R14: 00007fee7b6ba300 R15: 0000000000022000 [ 290.239153] INFO: task syz-executor.4:6814 blocked for more than 140 seconds. [ 290.264821] Not tainted 4.19.204-syzkaller #0 [ 290.269878] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 290.299031] syz-executor.4 D28168 6814 5689 0x80000004 [ 290.319101] Call Trace: [ 290.321718] __schedule+0xdb5/0x1d40 [ 290.339045] ? __sched_text_start+0x8/0x8 [ 290.343219] ? rwsem_down_read_failed+0x203/0x3e0 [ 290.384713] ? lockdep_hardirqs_on+0x421/0x5c0 [ 290.389326] ? _raw_spin_unlock_irq+0x27/0x80 [ 290.393811] ? rwsem_down_read_failed+0x21c/0x3e0 [ 290.434661] schedule+0x7f/0x1b0 [ 290.438057] rwsem_down_read_failed+0x21c/0x3e0 [ 290.442745] ? rwsem_down_write_failed+0xbe0/0xbe0 [ 290.474693] ? find_held_lock+0x36/0x1d0 [ 290.478797] ? __might_fault+0xf1/0x1b0 [ 290.482770] call_rwsem_down_read_failed+0x18/0x30 [ 290.514646] down_read+0x49/0xb0 [ 290.518065] ? do_exit+0x5fc/0x2cf0 [ 290.521700] do_exit+0x5fc/0x2cf0 [ 290.530263] ? trace_hardirqs_on+0x28/0x190 [ 290.544674] ? mm_update_next_owner+0x680/0x680 [ 290.549364] ? find_held_lock+0x36/0x1d0 [ 290.553417] ? get_signal+0x2c7/0x19e0 [ 290.564665] ? _raw_spin_unlock_irq+0x27/0x80 [ 290.569176] ? get_signal+0x2c7/0x19e0 [ 290.573146] do_group_exit+0xf4/0x2f0 [ 290.594640] get_signal+0x316/0x19e0 [ 290.598410] ? lock_downgrade+0x860/0x860 [ 290.602653] ? call_rwsem_down_write_failed_killable+0x17/0x30 [ 290.624680] do_signal+0x87/0x1960 [ 290.628263] ? vm_mmap_pgoff+0x15a/0x210 [ 290.632352] ? vma_is_stack_for_current+0x90/0x90 [ 290.674635] ? setup_sigcontext+0x7d0/0x7d0 [ 290.679083] ? kvm_clock_get_cycles+0x9/0x10 [ 290.683482] ? ksys_mmap_pgoff+0xa4/0x650 [ 290.714630] ? exit_to_usermode_loop+0x3a/0x200 [ 290.719320] ? do_syscall_64+0x413/0x4e0 [ 290.723461] ? lockdep_hardirqs_on+0x421/0x5c0 [ 290.744698] ? exit_to_usermode_loop+0x3a/0x200 [ 290.749476] ? trace_hardirqs_on+0x28/0x190 [ 290.753799] exit_to_usermode_loop+0x114/0x200 [ 290.774625] do_syscall_64+0x413/0x4e0 [ 290.778546] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 290.783724] RIP: 0033:0x4610d2 [ 290.794636] Code: Bad RIP value. [ 290.798012] RSP: 002b:00007ffe7c1c3aa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 [ 290.814572] RAX: fffffffffffffffc RBX: 0000000000020022 RCX: 00000000004610d2 [ 290.822483] RDX: 0000000000000000 RSI: 0000000000021000 RDI: 0000000000000000 [ 290.874620] RBP: 0000000000000000 R08: 00000000ffffffff R09: 0000000000000000 [ 290.881936] R10: 0000000000020022 R11: 0000000000000246 R12: 00007ffe7c1c3c70 [ 290.914607] R13: 0000000000000006 R14: 0000000000000000 R15: 0000000000022000 [ 290.922105] INFO: task syz-executor.4:6815 blocked for more than 140 seconds. [ 290.944614] Not tainted 4.19.204-syzkaller #0 [ 290.949652] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 290.974603] syz-executor.4 D28200 6815 5689 0x80000004 [ 290.980340] Call Trace: [ 290.982923] __schedule+0xdb5/0x1d40 [ 290.994624] ? __sched_text_start+0x8/0x8 [ 290.998783] ? rwsem_down_read_failed+0x203/0x3e0 [ 291.003786] ? lockdep_hardirqs_on+0x421/0x5c0 [ 291.024644] ? _raw_spin_unlock_irq+0x27/0x80 [ 291.029155] ? rwsem_down_read_failed+0x21c/0x3e0 [ 291.033988] schedule+0x7f/0x1b0 [ 291.074625] rwsem_down_read_failed+0x21c/0x3e0 [ 291.079319] ? rwsem_down_write_failed+0xbe0/0xbe0 [ 291.104616] ? find_held_lock+0x36/0x1d0 [ 291.108824] ? __might_fault+0xf1/0x1b0 [ 291.112887] call_rwsem_down_read_failed+0x18/0x30 [ 291.134603] down_read+0x49/0xb0 [ 291.137989] ? do_exit+0x5fc/0x2cf0 [ 291.141602] do_exit+0x5fc/0x2cf0 [ 291.147203] ? mm_update_next_owner+0x680/0x680 [ 291.151879] ? find_held_lock+0x36/0x1d0 [ 291.174635] ? get_signal+0x2c7/0x19e0 [ 291.178736] ? _raw_spin_unlock_irq+0x27/0x80 [ 291.183310] ? get_signal+0x2c7/0x19e0 [ 291.194620] do_group_exit+0xf4/0x2f0 [ 291.198447] get_signal+0x316/0x19e0 [ 291.202159] ? lock_downgrade+0x860/0x860 [ 291.224633] ? kasan_check_read+0x11/0x20 [ 291.228849] do_signal+0x87/0x1960 [ 291.232375] ? fd_install+0x47/0x60 [ 291.264604] ? __do_sys_perf_event_open+0x1599/0x20d0 [ 291.269817] ? setup_sigcontext+0x7d0/0x7d0 [ 291.274130] ? perf_event_set_output+0x430/0x430 [ 291.304599] ? __x64_sys_futex+0x1cb/0x3a0 [ 291.308851] ? exit_to_usermode_loop+0x3a/0x200 [ 291.313505] ? do_syscall_64+0x413/0x4e0 [ 291.334581] ? lockdep_hardirqs_on+0x421/0x5c0 [ 291.339209] ? exit_to_usermode_loop+0x3a/0x200 [ 291.343867] ? trace_hardirqs_on+0x28/0x190 [ 291.364630] exit_to_usermode_loop+0x114/0x200 [ 291.369240] do_syscall_64+0x413/0x4e0 [ 291.373123] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 291.394581] RIP: 0033:0x461089 [ 291.397801] Code: Bad RIP value. [ 291.401150] RSP: 002b:00007f6771a1b218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 291.424608] RAX: fffffffffffffe00 RBX: 000000000052bf08 RCX: 0000000000461089 [ 291.431893] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000052bf08 [ 291.474569] RBP: 000000000052bf00 R08: 0000000000000000 R09: 0000000000000000 [ 291.481967] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000052bf0c [ 291.514564] R13: 00007ffe7c1c3b1f R14: 00007f6771a1b300 R15: 0000000000022000 [ 291.521974] [ 291.521974] Showing all locks held in the system: [ 291.545046] 1 lock held by khungtaskd/1040: [ 291.549408] #0: 00000000eada7c69 (rcu_read_lock){....}, at: debug_show_all_locks+0x5b/0x27a [ 291.574581] 1 lock held by in:imklog/5364: [ 291.578914] #0: 0000000059163516 (&f->f_pos_lock){+.+.}, at: __fdget_pos+0xa7/0xd0 [ 291.594572] 1 lock held by syz-executor.2/6777: [ 291.599254] #0: 00000000996e986b (&mm->mmap_sem){++++}, at: do_exit+0x5fc/0x2cf0 [ 291.624617] 1 lock held by syz-executor.2/6781: [ 291.629301] #0: 00000000996e986b (&mm->mmap_sem){++++}, at: do_exit+0x5fc/0x2cf0 [ 291.664594] 2 locks held by syz-executor.2/6790: [ 291.669362] 1 lock held by syz-executor.3/6780: [ 291.674012] #0: 00000000753a01d8 (&mm->mmap_sem){++++}, at: do_exit+0x5fc/0x2cf0 [ 291.725292] 1 lock held by syz-executor.3/6782: [ 291.729979] #0: 00000000753a01d8 (&mm->mmap_sem){++++}, at: do_exit+0x5fc/0x2cf0 [ 291.765373] 2 locks held by syz-executor.3/6792: [ 291.770152] 1 lock held by syz-executor.0/6796: [ 291.805277] #0: 00000000145fe3bc (&mm->mmap_sem){++++}, at: do_exit+0x5fc/0x2cf0 [ 291.813033] 1 lock held by syz-executor.0/6797: [ 291.838138] #0: 00000000145fe3bc (&mm->mmap_sem){++++}, at: do_exit+0x5fc/0x2cf0 [ 291.865281] 1 lock held by syz-executor.0/6804: [ 291.870134] 1 lock held by syz-executor.4/6814: [ 291.885984] #0: 00000000dbf62aed (&mm->mmap_sem){++++}, at: do_exit+0x5fc/0x2cf0 [ 291.893633] 1 lock held by syz-executor.4/6815: [ 291.925267] #0: 00000000dbf62aed (&mm->mmap_sem){++++}, at: do_exit+0x5fc/0x2cf0 [ 291.932932] 1 lock held by syz-executor.4/6818: [ 291.978862] [ 291.980511] ============================================= [ 291.980511] [ 292.019494] NMI backtrace for cpu 1 [ 292.023155] CPU: 1 PID: 1040 Comm: khungtaskd Not tainted 4.19.204-syzkaller #0 [ 292.030585] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 292.039935] Call Trace: [ 292.042511] dump_stack+0x123/0x171 [ 292.046141] nmi_cpu_backtrace.cold.4+0x3e/0x76 [ 292.050880] ? lapic_can_unplug_cpu+0x80/0x80 [ 292.055373] nmi_trigger_cpumask_backtrace+0xe6/0x120 [ 292.060547] arch_trigger_cpumask_backtrace+0x14/0x20 [ 292.065721] watchdog+0x5c3/0xb40 [ 292.069186] kthread+0x347/0x410 [ 292.072540] ? hungtask_pm_notify+0x40/0x40 [ 292.076850] ? kthread_cancel_delayed_work_sync+0x10/0x10 [ 292.082373] ret_from_fork+0x24/0x30 [ 292.086289] Sending NMI from CPU 1 to CPUs 0: [ 292.091040] NMI backtrace for cpu 0 [ 292.091042] CPU: 0 PID: 6804 Comm: syz-executor.0 Not tainted 4.19.204-syzkaller #0 [ 292.091044] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 292.091045] RIP: 0010:___might_sleep+0x42/0x270 [ 292.091048] Code: fa 0d 00 85 c0 74 0d 80 3d 3a 47 8c 07 00 0f 84 cb 01 00 00 e8 ef f9 0d 00 85 c0 74 0d 80 3d 23 47 8c 07 00 0f 84 78 01 00 00 <65> 8b 1d 07 c3 bf 7e 65 4c 8b 3c 25 40 ee 01 00 49 8d bf 70 03 00 [ 292.091050] RSP: 0018:ffff8881dbfe7888 EFLAGS: 00000246 [ 292.091053] RAX: 0000000000000000 RBX: ffff8881dc7301c0 RCX: 0000000000000000 [ 292.091054] RDX: 1ffffffff1024031 RSI: ffffffff88199b20 RDI: 0000000000000286 [ 292.091056] RBP: ffff8881dbfe78b0 R08: ffffffff8175527b R09: ffffed103b7c7736 [ 292.091057] R10: ffff8881dbfe7a98 R11: ffff8881dbe3b9b7 R12: 0000000000000000 [ 292.091059] R13: ffffffff86eac660 R14: 0000000000000399 R15: ffffffff8175527b [ 292.091061] FS: 00007fee7b699700(0000) GS:ffff8881f6800000(0000) knlGS:0000000000000000 [ 292.091062] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 292.091064] CR2: 00007f3969e1e010 CR3: 00000001dc440006 CR4: 00000000001606f0 [ 292.091066] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 292.091067] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 292.091068] Call Trace: [ 292.091069] ? perf_mmap+0x65b/0x1670 [ 292.091071] __might_sleep+0x95/0x190 [ 292.091072] __mutex_lock+0xc7/0x11a0 [ 292.091073] ? perf_mmap+0x65b/0x1670 [ 292.091074] ? retint_kernel+0x2d/0x2d [ 292.091076] ? mutex_lock_io_nested+0x1070/0x1070 [ 292.091077] ? __mutex_unlock_slowpath+0x9b/0x6a0 [ 292.091078] ? kasan_check_write+0x14/0x20 [ 292.091080] ? __mutex_unlock_slowpath+0xe8/0x6a0 [ 292.091081] ? retint_kernel+0x2d/0x2d [ 292.091082] ? wait_for_completion+0x460/0x460 [ 292.091083] mutex_lock_nested+0x16/0x20 [ 292.091085] ? mutex_lock_nested+0x16/0x20 [ 292.091086] perf_mmap+0x65b/0x1670 [ 292.091087] ? perf_release+0x50/0x50 [ 292.091088] ? memset+0x31/0x40 [ 292.091089] mmap_region+0x9c0/0x14c0 [ 292.091091] ? __x64_sys_brk+0x680/0x680 [ 292.091092] ? get_unmapped_area+0x1bd/0x330 [ 292.091093] do_mmap+0x6b5/0xe90 [ 292.091094] vm_mmap_pgoff+0x195/0x210 [ 292.091096] ? vma_is_stack_for_current+0x90/0x90 [ 292.091097] ? expand_files.part.8+0x700/0x700 [ 292.091098] ? find_held_lock+0x36/0x1d0 [ 292.091100] ksys_mmap_pgoff+0x3c6/0x650 [ 292.091101] ? find_mergeable_anon_vma+0x290/0x290 [ 292.091102] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 292.091103] ? do_syscall_64+0x21/0x4e0 [ 292.091105] __x64_sys_mmap+0xe9/0x1b0 [ 292.091106] do_syscall_64+0xd0/0x4e0 [ 292.091107] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 292.091108] RIP: 0033:0x461089 [ 292.091111] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 292.091117] RSP: 002b:00007fee7b6991a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 [ 292.091120] RAX: ffffffffffffffda RBX: 000000000052bfa8 RCX: 0000000000461089 [ 292.091122] RDX: 0000000000000000 RSI: 0000000000003000 RDI: 0000000020ffd000 [ 292.091123] RBP: 0000000000000006 R08: 0000000000000003 R09: 0000000000000000 [ 292.091125] R10: 0000000000001011 R11: 0000000000000246 R12: 00000000ffffffff [ 292.091126] R13: 00000000004f3488 R14: 00000000004b1b06 R15: 00007fee7b6996bc [ 292.288124] Kernel panic - not syncing: hung_task: blocked tasks [ 292.422129] CPU: 1 PID: 1040 Comm: khungtaskd Not tainted 4.19.204-syzkaller #0 [ 292.429646] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 292.439178] Call Trace: [ 292.441759] dump_stack+0x123/0x171 [ 292.445381] panic+0x1cd/0x375 [ 292.448675] ? __warn_printk+0xd6/0xd6 [ 292.452824] watchdog+0x5d4/0xb40 [ 292.456547] kthread+0x347/0x410 [ 292.460006] ? hungtask_pm_notify+0x40/0x40 [ 292.464355] ? kthread_cancel_delayed_work_sync+0x10/0x10 [ 292.469917] ret_from_fork+0x24/0x30 [ 292.474542] Kernel Offset: disabled [ 292.478620] Rebooting in 86400 seconds..