[ 23.282728] audit: type=1800 audit(1553772446.995:26): pid=6282 uid=0 auid=4294967295 ses=4294967295 subj=_ op="collect_data" cause="failed(directio)" comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 23.307272] audit: type=1800 audit(1553772446.995:27): pid=6282 uid=0 auid=4294967295 ses=4294967295 subj=_ op="collect_data" cause="failed(directio)" comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 53.861345] IPVS: ftp: loaded support on port[0] = 21 [ 54.210643] can: request_module (can-proto-0) failed. [ 54.219666] can: request_module (can-proto-0) failed. Warning: Permanently added '10.128.15.242' (ECDSA) to the list of known hosts. 2019/03/28 11:28:05 parsed 1 programs 2019/03/28 11:28:06 executed programs: 0 [ 62.613340] IPVS: ftp: loaded support on port[0] = 21 [ 62.642616] IPVS: ftp: loaded support on port[0] = 21 [ 62.678736] chnl_net:caif_netlink_parms(): no params data found [ 62.703874] IPVS: ftp: loaded support on port[0] = 21 [ 62.726663] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.733430] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.740648] device bridge_slave_0 entered promiscuous mode [ 62.748858] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.755245] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.762465] device bridge_slave_1 entered promiscuous mode [ 62.798024] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 62.806988] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 62.830000] chnl_net:caif_netlink_parms(): no params data found [ 62.838391] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 62.845998] team0: Port device team_slave_0 added [ 62.856424] IPVS: ftp: loaded support on port[0] = 21 [ 62.865456] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 62.873153] team0: Port device team_slave_1 added [ 62.889321] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.896493] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.903405] device bridge_slave_0 entered promiscuous mode [ 62.913369] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 62.920730] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.927120] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.934725] device bridge_slave_1 entered promiscuous mode [ 62.947479] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 62.965810] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 63.011911] device hsr_slave_0 entered promiscuous mode [ 63.050402] device hsr_slave_1 entered promiscuous mode [ 63.092517] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 63.103333] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 63.118929] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 63.140124] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 63.147162] team0: Port device team_slave_0 added [ 63.156486] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.162969] bridge0: port 2(bridge_slave_1) entered forwarding state [ 63.169827] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.176203] bridge0: port 1(bridge_slave_0) entered forwarding state [ 63.186503] chnl_net:caif_netlink_parms(): no params data found [ 63.195967] IPVS: ftp: loaded support on port[0] = 21 [ 63.202556] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 63.209681] team0: Port device team_slave_1 added [ 63.228749] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 63.236582] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 63.291607] device hsr_slave_0 entered promiscuous mode [ 63.350475] device hsr_slave_1 entered promiscuous mode [ 63.392326] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 63.412878] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 63.437956] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.444715] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.452153] device bridge_slave_0 entered promiscuous mode [ 63.469793] chnl_net:caif_netlink_parms(): no params data found [ 63.481824] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.488229] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.495326] device bridge_slave_1 entered promiscuous mode [ 63.533904] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 63.540652] 8021q: adding VLAN 0 to HW filter on device bond0 [ 63.547581] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.553948] bridge0: port 2(bridge_slave_1) entered forwarding state [ 63.560521] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.566840] bridge0: port 1(bridge_slave_0) entered forwarding state [ 63.576375] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 63.589301] IPVS: ftp: loaded support on port[0] = 21 [ 63.600133] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 63.608615] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 63.614875] 8021q: adding VLAN 0 to HW filter on device team0 [ 63.628948] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 63.640810] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.648566] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 63.658199] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.665388] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 63.673490] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.680011] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.689550] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 63.696783] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.703278] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.710438] device bridge_slave_0 entered promiscuous mode [ 63.724453] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 63.733579] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 63.741161] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.747605] bridge0: port 2(bridge_slave_1) entered forwarding state [ 63.757470] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 63.766475] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.774374] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.781888] device bridge_slave_1 entered promiscuous mode [ 63.799071] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 63.812124] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 63.828806] 8021q: adding VLAN 0 to HW filter on device bond0 [ 63.836529] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 63.847805] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 63.858581] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 63.866702] team0: Port device team_slave_0 added [ 63.874740] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 63.881457] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 63.891392] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 63.899508] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 63.915544] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 63.923733] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 63.931288] team0: Port device team_slave_1 added [ 63.936474] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 63.944364] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 63.950920] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 63.958627] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 63.966405] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 63.974071] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 63.981684] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 63.989066] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 63.996475] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 64.003261] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 64.011522] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 64.038589] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 64.045902] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 64.063249] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 64.069328] 8021q: adding VLAN 0 to HW filter on device team0 [ 64.075824] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 64.083387] team0: Port device team_slave_0 added [ 64.088832] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 64.095999] team0: Port device team_slave_1 added [ 64.101218] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 64.108634] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 64.117854] chnl_net:caif_netlink_parms(): no params data found [ 64.162609] device hsr_slave_0 entered promiscuous mode [ 64.200379] device hsr_slave_1 entered promiscuous mode [ 64.240816] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 64.247722] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 64.255299] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 64.265076] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 64.276944] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 64.287243] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 64.294944] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 64.301257] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 64.308541] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 64.317275] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 64.324931] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.331321] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.338229] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 64.346368] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 64.354081] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.360460] bridge0: port 2(bridge_slave_1) entered forwarding state [ 64.386554] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.393549] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.402761] device bridge_slave_0 entered promiscuous mode [ 64.418990] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 64.427061] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.435162] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.442151] device bridge_slave_1 entered promiscuous mode [ 64.456094] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 64.465769] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 64.476570] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 64.533013] device hsr_slave_0 entered promiscuous mode [ 64.570458] device hsr_slave_1 entered promiscuous mode [ 64.610439] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 64.621955] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 64.628763] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 64.637580] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 64.649399] chnl_net:caif_netlink_parms(): no params data found [ 64.658320] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 64.668452] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 64.677811] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 64.685843] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 64.696553] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 64.712654] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 64.725598] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 64.733122] team0: Port device team_slave_0 added [ 64.741594] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 64.750559] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 64.757700] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 64.765376] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 64.772940] team0: Port device team_slave_1 added [ 64.780857] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 64.788054] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 64.796103] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 64.803752] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 64.811555] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 64.824692] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 64.843829] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 64.855978] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 64.869188] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 64.877220] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 64.886560] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 64.892702] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 64.926422] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.935908] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.943925] device bridge_slave_0 entered promiscuous mode [ 65.002893] device hsr_slave_0 entered promiscuous mode [ 65.012124] device hsr_slave_1 entered promiscuous mode [ 65.045838] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 65.056472] 8021q: adding VLAN 0 to HW filter on device bond0 [ 65.066391] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 65.073558] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.079933] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.089115] device bridge_slave_1 entered promiscuous mode [ 65.096879] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 65.117157] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 65.126360] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 65.132879] 8021q: adding VLAN 0 to HW filter on device team0 [ 65.143177] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 65.152435] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 65.159256] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 65.167374] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 65.178958] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 65.194882] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 65.207492] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 65.215960] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 65.225126] team0: Port device team_slave_0 added [ 65.231413] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 65.238422] team0: Port device team_slave_1 added [ 65.246320] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 65.254138] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 65.261835] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.268171] bridge0: port 1(bridge_slave_0) entered forwarding state [ 65.275920] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 65.284609] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 65.293696] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 65.302650] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 65.323637] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 65.333837] 8021q: adding VLAN 0 to HW filter on device bond0 [ 65.342228] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 65.352543] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 65.361346] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.367683] bridge0: port 2(bridge_slave_1) entered forwarding state [ 65.374930] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 65.384182] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 65.399545] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 65.406906] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 65.416323] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 65.461620] device hsr_slave_0 entered promiscuous mode [ 65.500779] device hsr_slave_1 entered promiscuous mode [ 65.550737] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 65.557818] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 65.570466] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 65.577892] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 65.585728] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 65.595092] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 65.603056] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 65.609923] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 65.616999] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 65.625866] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 65.632214] 8021q: adding VLAN 0 to HW filter on device team0 [ 65.641451] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 65.651271] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 65.661138] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 65.668429] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 65.676384] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 65.684246] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 65.691752] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 65.706246] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 65.713783] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 65.722631] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 65.737845] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 65.746135] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 65.754279] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 65.763225] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.769641] bridge0: port 1(bridge_slave_0) entered forwarding state [ 65.776927] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 65.788130] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 65.799578] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 65.808132] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 65.816059] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.822427] bridge0: port 2(bridge_slave_1) entered forwarding state [ 65.831575] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 65.843413] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 65.852735] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 65.864666] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 65.872421] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 65.879922] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 65.888188] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 65.896477] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 65.905644] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 65.914000] 8021q: adding VLAN 0 to HW filter on device bond0 [ 65.921456] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 65.929786] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 65.943747] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 65.951710] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 65.959169] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 65.966801] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 65.976830] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 65.986823] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 65.993475] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 66.001670] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 66.011269] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 66.020253] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 66.026278] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 66.040368] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 66.048759] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 66.059630] 8021q: adding VLAN 0 to HW filter on device team0 [ 66.066004] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 66.073203] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 66.086438] 8021q: adding VLAN 0 to HW filter on device bond0 [ 66.097287] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 66.108323] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 66.124063] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 66.135413] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 66.144369] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 66.153855] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.160246] bridge0: port 1(bridge_slave_0) entered forwarding state [ 66.169605] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 66.177430] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 66.186181] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 66.197254] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 66.204440] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 66.211622] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 66.219408] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 66.227477] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.233949] bridge0: port 2(bridge_slave_1) entered forwarding state [ 66.245220] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 66.253230] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 66.262888] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 66.268949] 8021q: adding VLAN 0 to HW filter on device team0 [ 66.276463] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 66.285499] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 66.294817] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 66.302744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 66.310764] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 66.318509] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 66.326636] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.333020] bridge0: port 1(bridge_slave_0) entered forwarding state [ 66.341789] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 66.349873] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 66.360711] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 66.367624] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 66.382159] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 66.389720] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 66.397772] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 66.405968] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 66.416213] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 66.423896] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 66.431943] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 66.439451] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.445832] bridge0: port 2(bridge_slave_1) entered forwarding state [ 66.455605] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 66.464507] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 66.475574] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 66.486128] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 66.494531] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 66.506070] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 66.517002] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 66.526230] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 66.539157] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 66.547431] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 66.557379] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 66.565492] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 66.573709] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 66.581610] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 66.589382] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 66.597547] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 66.603705] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 66.613730] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 66.621547] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 66.630747] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 66.638734] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 66.647995] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 66.655160] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 66.664617] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 66.672455] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 66.679829] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 66.688986] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 66.695591] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 66.705880] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 66.715305] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 66.733993] 8021q: adding VLAN 0 to HW filter on device batadv0 2019/03/28 11:28:11 executed programs: 72 2019/03/28 11:28:16 executed programs: 456 2019/03/28 11:28:21 executed programs: 847 2019/03/28 11:28:26 executed programs: 1250 2019/03/28 11:28:31 executed programs: 1645 2019/03/28 11:28:36 executed programs: 2044 2019/03/28 11:28:41 executed programs: 2448 2019/03/28 11:28:46 executed programs: 2835 2019/03/28 11:28:51 executed programs: 3235 2019/03/28 11:28:56 executed programs: 3636 2019/03/28 11:29:01 executed programs: 4037 2019/03/28 11:29:06 executed programs: 4428 2019/03/28 11:29:11 executed programs: 4821 2019/03/28 11:29:16 executed programs: 5203 2019/03/28 11:29:21 executed programs: 5596 2019/03/28 11:29:26 executed programs: 5990 2019/03/28 11:29:31 executed programs: 6376 2019/03/28 11:29:36 executed programs: 6763 2019/03/28 11:29:41 executed programs: 7158 2019/03/28 11:29:46 executed programs: 7549 2019/03/28 11:29:51 executed programs: 7929 2019/03/28 11:29:56 executed programs: 8308 2019/03/28 11:30:01 executed programs: 8690 2019/03/28 11:30:06 executed programs: 9062 2019/03/28 11:30:11 executed programs: 9454 2019/03/28 11:30:16 executed programs: 9827 2019/03/28 11:30:21 executed programs: 10207 2019/03/28 11:30:26 executed programs: 10578 2019/03/28 11:30:31 executed programs: 10940 [ 428.000208] INFO: task syz-executor.4:18262 blocked for more than 140 seconds. [ 428.007827] Not tainted 4.16.0-rc4+ #1 [ 428.017018] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 428.025020] syz-executor.4 D28472 18262 6523 0x00000004 [ 428.037188] Call Trace: [ 428.039821] __schedule+0x7b7/0x1d80 [ 428.043793] ? pci_mmcfg_check_reserved+0x120/0x120 [ 428.048813] schedule+0x7f/0x1b0 [ 428.056222] schedule_preempt_disabled+0x13/0x20 [ 428.061053] __mutex_lock+0xa61/0x14e0 [ 428.064935] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 428.069964] ? genl_rcv_msg+0x10e/0x140 [ 428.078033] ? mutex_trylock+0x1b0/0x1b0 [ 428.082210] ? __lock_is_held+0xb5/0x140 [ 428.086258] ? lock_downgrade+0x7f0/0x7f0 [ 428.094623] mutex_lock_nested+0x16/0x20 [ 428.098680] ? mutex_lock_nested+0x16/0x20 [ 428.103082] genl_rcv_msg+0x10e/0x140 [ 428.106884] netlink_rcv_skb+0x145/0x390 [ 428.114977] ? genl_family_rcv_msg+0x1010/0x1010 [ 428.119723] ? netlink_ack+0x980/0x980 [ 428.124404] genl_rcv+0x23/0x40 [ 428.127672] netlink_unicast+0x44a/0x650 [ 428.135775] ? netlink_attachskb+0x700/0x700 [ 428.140218] netlink_sendmsg+0x73e/0xc50 [ 428.144409] ? netlink_unicast+0x650/0x650 [ 428.148730] ? copy_msghdr_from_user+0x20b/0x3e0 [ 428.157608] ? SYSC_sendto+0x2e0/0x2e0 [ 428.161560] ? netlink_unicast+0x650/0x650 [ 428.165779] sock_sendmsg+0xb7/0xf0 [ 428.169400] ___sys_sendmsg+0x649/0x950 [ 428.177411] ? __lock_acquire+0x6df/0x4930 [ 428.181765] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 428.186510] ? find_held_lock+0x36/0x1d0 [ 428.194611] ? __fget+0x1ad/0x2f0 [ 428.198058] ? lock_downgrade+0x7f0/0x7f0 [ 428.202363] ? __fget+0x1ca/0x2f0 [ 428.205806] ? find_held_lock+0x36/0x1d0 [ 428.209863] ? __fget_light+0x166/0x200 [ 428.217868] ? __fdget+0xe/0x10 [ 428.221187] __sys_sendmsg+0xc9/0x160 [ 428.224979] ? SyS_shutdown+0x190/0x190 [ 428.228945] ? sock_map_fd+0x3f/0x70 [ 428.236948] ? do_syscall_64+0x4c/0x6a0 [ 428.242591] ? __sys_sendmsg+0x160/0x160 [ 428.246643] SyS_sendmsg+0xd/0x20 [ 428.254727] do_syscall_64+0x1c9/0x6a0 [ 428.258608] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 428.263615] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 428.268791] RIP: 0033:0x4120e1 [ 428.276004] RSP: 002b:00007f938c48a9c0 EFLAGS: 00000293 ORIG_RAX: 000000000000002e [ 428.283733] RAX: ffffffffffffffda RBX: 00007f938c48aa58 RCX: 00000000004120e1 [ 428.295044] RDX: 0000000000000000 RSI: 00007f938c48aa00 RDI: 0000000000000005 [ 428.302331] RBP: 0000000000000005 R08: 000000000000000b R09: 0000000000000000 [ 428.309588] R10: 0000000000000000 R11: 0000000000000293 R12: 00007f938c48aa40 [ 428.321039] R13: 00000000004cdae0 R14: 00000000004dbe60 R15: 00000000ffffffff [ 428.328320] [ 428.328320] Showing all locks held in the system: [ 428.337483] 2 locks held by khungtaskd/1003: [ 428.342035] #0: (rcu_read_lock){....}, at: [<0000000081abe8a7>] watchdog+0xfc/0x8e0 [ 428.350011] #1: (tasklist_lock){.+.+}, at: [<0000000086d01b89>] debug_show_all_locks+0x79/0x222 [ 428.359119] 2 locks held by getty/6410: [ 428.363110] #0: (&tty->ldisc_sem){++++}, at: [<000000008c8bfda5>] ldsem_down_read+0x2d/0x40 [ 428.371802] #1: (&ldata->atomic_read_lock){+.+.}, at: [<00000000ff9e6188>] n_tty_read+0x1ee/0x16c0 [ 428.381206] 2 locks held by getty/6411: [ 428.385163] #0: (&tty->ldisc_sem){++++}, at: [<000000008c8bfda5>] ldsem_down_read+0x2d/0x40 [ 428.393877] #1: (&ldata->atomic_read_lock){+.+.}, at: [<00000000ff9e6188>] n_tty_read+0x1ee/0x16c0 [ 428.403170] 2 locks held by getty/6412: [ 428.407246] #0: (&tty->ldisc_sem){++++}, at: [<000000008c8bfda5>] ldsem_down_read+0x2d/0x40 [ 428.415939] #1: (&ldata->atomic_read_lock){+.+.}, at: [<00000000ff9e6188>] n_tty_read+0x1ee/0x16c0 [ 428.425231] 2 locks held by getty/6413: [ 428.429190] #0: (&tty->ldisc_sem){++++}, at: [<000000008c8bfda5>] ldsem_down_read+0x2d/0x40 [ 428.437889] #1: (&ldata->atomic_read_lock){+.+.}, at: [<00000000ff9e6188>] n_tty_read+0x1ee/0x16c0 [ 428.447182] 2 locks held by getty/6414: [ 428.451164] #0: (&tty->ldisc_sem){++++}, at: [<000000008c8bfda5>] ldsem_down_read+0x2d/0x40 [ 428.459825] #1: (&ldata->atomic_read_lock){+.+.}, at: [<00000000ff9e6188>] n_tty_read+0x1ee/0x16c0 [ 428.469135] 2 locks held by getty/6415: [ 428.473138] #0: (&tty->ldisc_sem){++++}, at: [<000000008c8bfda5>] ldsem_down_read+0x2d/0x40 [ 428.481845] #1: (&ldata->atomic_read_lock){+.+.}, at: [<00000000ff9e6188>] n_tty_read+0x1ee/0x16c0 [ 428.491158] 2 locks held by getty/6416: [ 428.495118] #0: (&tty->ldisc_sem){++++}, at: [<000000008c8bfda5>] ldsem_down_read+0x2d/0x40 [ 428.504794] #1: (&ldata->atomic_read_lock){+.+.}, at: [<00000000ff9e6188>] n_tty_read+0x1ee/0x16c0 [ 428.514122] 2 locks held by syz-executor.4/18262: [ 428.518947] #0: (cb_lock){++++}, at: [<000000001cfe121a>] genl_rcv+0x14/0x40 [ 428.526361] #1: (genl_mutex){+.+.}, at: [<00000000cfcc16b6>] genl_rcv_msg+0x10e/0x140 [ 428.534538] 2 locks held by syz-executor.4/18279: [ 428.539365] #0: (cb_lock){++++}, at: [<000000001cfe121a>] genl_rcv+0x14/0x40 [ 428.546765] #1: (genl_mutex){+.+.}, at: [<00000000cfcc16b6>] genl_rcv_msg+0x10e/0x140 [ 428.554943] 2 locks held by syz-executor.3/18273: [ 428.559769] #0: (cb_lock){++++}, at: [<000000001cfe121a>] genl_rcv+0x14/0x40 [ 428.567263] #1: (genl_mutex){+.+.}, at: [<00000000cfcc16b6>] genl_rcv_msg+0x10e/0x140 [ 428.575438] 2 locks held by syz-executor.3/18283: [ 428.580295] #0: (cb_lock){++++}, at: [<000000001cfe121a>] genl_rcv+0x14/0x40 [ 428.587673] #1: (genl_mutex){+.+.}, at: [<00000000cfcc16b6>] genl_rcv_msg+0x10e/0x140 [ 428.595870] 2 locks held by syz-executor.2/18274: [ 428.600718] #0: (cb_lock){++++}, at: [<000000001cfe121a>] genl_rcv+0x14/0x40 [ 428.608338] #1: (genl_mutex){+.+.}, at: [<00000000cfcc16b6>] genl_rcv_msg+0x10e/0x140 [ 428.616522] 2 locks held by syz-executor.2/18280: [ 428.621369] #0: (cb_lock){++++}, at: [<000000001cfe121a>] genl_rcv+0x14/0x40 [ 428.628730] #1: (genl_mutex){+.+.}, at: [<00000000cfcc16b6>] genl_rcv_msg+0x10e/0x140 [ 428.636911] 2 locks held by syz-executor.0/18276: [ 428.641777] #0: (cb_lock){++++}, at: [<000000001cfe121a>] genl_rcv+0x14/0x40 [ 428.649148] #1: (genl_mutex){+.+.}, at: [<00000000cfcc16b6>] genl_rcv_msg+0x10e/0x140 [ 428.657340] 2 locks held by syz-executor.1/18278: [ 428.662196] #0: (cb_lock){++++}, at: [<000000001cfe121a>] genl_rcv+0x14/0x40 [ 428.669561] #1: (genl_mutex){+.+.}, at: [<00000000cfcc16b6>] genl_rcv_msg+0x10e/0x140 [ 428.677750] 2 locks held by syz-executor.1/18282: [ 428.682597] #0: (cb_lock){++++}, at: [<000000001cfe121a>] genl_rcv+0x14/0x40 [ 428.689964] #1: (genl_mutex){+.+.}, at: [<00000000cfcc16b6>] genl_rcv_msg+0x10e/0x140 [ 428.698146] [ 428.699760] ============================================= [ 428.699760] [ 428.707391] NMI backtrace for cpu 0 [ 428.711040] CPU: 0 PID: 1003 Comm: khungtaskd Not tainted 4.16.0-rc4+ #1 [ 428.717865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 428.727292] Call Trace: [ 428.729914] dump_stack+0xed/0x131 [ 428.733449] nmi_cpu_backtrace.cold.5+0x13/0xb2 [ 428.738105] ? lapic_can_unplug_cpu.cold.26+0x43/0x43 [ 428.743280] nmi_trigger_cpumask_backtrace+0xf5/0x119 [ 428.748458] arch_trigger_cpumask_backtrace+0x14/0x20 [ 428.753631] watchdog+0x5a8/0x8e0 [ 428.757074] kthread+0x319/0x3e0 [ 428.760428] ? reset_hung_task_detector+0x10/0x10 [ 428.765254] ? kthread_delayed_work_timer_fn+0x230/0x230 [ 428.770691] ret_from_fork+0x3a/0x50 [ 428.774570] Sending NMI from CPU 0 to CPUs 1: [ 428.779067] NMI backtrace for cpu 1 [ 428.779072] CPU: 1 PID: 18265 Comm: syz-executor.5 Not tainted 4.16.0-rc4+ #1 [ 428.779073] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 428.779080] RIP: 0010:__lock_is_held+0x9e/0x140 [ 428.779081] RSP: 0018:ffff880093ab6d50 EFLAGS: 00000002 [ 428.779084] RAX: 0000000000000000 RBX: ffff88008e45e938 RCX: 0000000000000000 [ 428.779086] RDX: 0000000000000000 RSI: ffffffff88276d40 RDI: ffff88008e45e95a [ 428.779088] RBP: ffff880093ab6d90 R08: 0000000000000000 R09: ffff88009bf9ddfe [ 428.779089] R10: 0000000000000078 R11: ffff88008e45e080 R12: ffff88008e45e080 [ 428.779091] R13: ffffed0011c8bd26 R14: ffff88008e45e938 R15: 0000000000000001 [ 428.779094] FS: 00007f288b704700(0000) GS:ffff8800aef00000(0000) knlGS:0000000000000000 [ 428.779096] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 428.779097] CR2: 000000c42045be80 CR3: 000000009a716000 CR4: 00000000001406e0 [ 428.779102] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 428.779103] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 428.779104] Call Trace: [ 428.779110] lock_is_held_type+0x118/0x210 [ 428.779115] genl_family_attrbuf+0x9f/0xd0 [ 428.779181] tipc_nlmsg_parse+0x26/0xd0 [ 428.779200] tipc_nl_publ_dump+0x760/0xccc [ 428.779205] ? retint_kernel+0x2d/0x2d [ 428.779209] ? tipc_nl_sk_dump+0x13d0/0x13d0 [ 428.779213] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 428.779216] ? retint_kernel+0x2d/0x2d [ 428.779220] ? tipc_nl_sk_dump+0x13d0/0x13d0 [ 428.779224] __tipc_nl_compat_dumpit.isra.11+0x1a2/0x8e0 [ 428.779228] ? kasan_unpoison_shadow+0x35/0x50 [ 428.779231] ? kasan_kmalloc+0xc7/0xe0 [ 428.779234] ? __tipc_add_link_prop.isra.9+0x1c0/0x1c0 [ 428.779238] ? __kmalloc_node_track_caller+0x47/0x70 [ 428.779244] ? __nla_put+0x20/0x30 [ 428.779247] tipc_nl_compat_sk_dump+0x656/0x970 [ 428.779251] ? __tipc_nl_compat_dumpit.isra.11+0x8e0/0x8e0 [ 428.779254] ? tipc_nl_sk_dump+0xc45/0x13d0 [ 428.779257] ? tipc_nl_sk_dump+0x13d0/0x13d0 [ 428.779259] ? tipc_tlv_sprintf+0x2c0/0x2c0 [ 428.779262] ? validate_nla+0x390/0x620 [ 428.779265] ? nla_parse+0x197/0x250 [ 428.779269] __tipc_nl_compat_dumpit.isra.11+0x27a/0x8e0 [ 428.779272] ? kasan_unpoison_shadow+0x35/0x50 [ 428.779275] ? __tipc_add_link_prop.isra.9+0x1c0/0x1c0 [ 428.779278] ? __kmalloc_node_track_caller+0x47/0x70 [ 428.779284] tipc_nl_compat_dumpit+0x1a5/0x400 [ 428.779287] tipc_nl_compat_recv+0x45d/0xa70 [ 428.779289] ? tipc_nl_compat_doit+0x500/0x500 [ 428.779292] ? __lock_is_held+0xb5/0x140 [ 428.779295] ? genl_rcv_msg+0x10e/0x140 [ 428.779297] ? tipc_socket_stop+0x20/0x20 [ 428.779300] ? __tipc_nl_compat_dumpit.isra.11+0x8e0/0x8e0 [ 428.779303] ? lock_acquire+0x173/0x400 [ 428.779308] genl_family_rcv_msg+0x5a2/0x1010 [ 428.779311] ? genl_rcv+0x40/0x40 [ 428.779315] ? debug_check_no_locks_freed+0x310/0x310 [ 428.779318] ? lock_downgrade+0x7f0/0x7f0 [ 428.779322] genl_rcv_msg+0xa7/0x140 [ 428.779325] netlink_rcv_skb+0x145/0x390 [ 428.779328] ? genl_family_rcv_msg+0x1010/0x1010 [ 428.779330] ? netlink_ack+0x980/0x980 [ 428.779334] genl_rcv+0x23/0x40 [ 428.779337] netlink_unicast+0x44a/0x650 [ 428.779340] ? netlink_attachskb+0x700/0x700 [ 428.779344] netlink_sendmsg+0x73e/0xc50 [ 428.779347] ? netlink_unicast+0x650/0x650 [ 428.779351] ? copy_msghdr_from_user+0x20b/0x3e0 [ 428.779354] ? SYSC_sendto+0x2e0/0x2e0 [ 428.779357] ? netlink_unicast+0x650/0x650 [ 428.779359] sock_sendmsg+0xb7/0xf0 [ 428.779362] ___sys_sendmsg+0x649/0x950 [ 428.779366] ? copy_msghdr_from_user+0x3e0/0x3e0 [ 428.779369] ? find_held_lock+0x36/0x1d0 [ 428.779373] ? __fget+0x1ad/0x2f0 [ 428.779376] ? lock_downgrade+0x7f0/0x7f0 [ 428.779379] ? __fget+0x1ca/0x2f0 [ 428.779383] ? __fget_light+0x166/0x200 [ 428.779385] ? __fdget+0xe/0x10 [ 428.779389] __sys_sendmsg+0xc9/0x160 [ 428.779392] ? SyS_shutdown+0x190/0x190 [ 428.779395] ? put_timespec64+0xa9/0x100 [ 428.779397] ? nsecs_to_jiffies+0x20/0x20 [ 428.779403] ? do_syscall_64+0x4c/0x6a0 [ 428.779405] ? __sys_sendmsg+0x160/0x160 [ 428.779408] SyS_sendmsg+0xd/0x20 [ 428.779411] do_syscall_64+0x1c9/0x6a0 [ 428.779413] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 428.779417] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 428.779420] RIP: 0033:0x458209 [ 428.779421] RSP: 002b:00007f288b703c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 428.779424] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000458209 [ 428.779425] RDX: 0000000000000000 RSI: 0000000020000500 RDI: 0000000000000006 [ 428.779426] RBP: 000000000073bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 428.779428] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f288b7046d4 [ 428.779429] R13: 00000000004cbcb8 R14: 00000000004d9400 R15: 00000000ffffffff [ 428.779432] Code: 08 00 00 85 c0 7f 24 e9 85 00 00 00 41 0f b6 45 00 41 83 c7 01 84 c0 74 08 3c 03 0f 8e 8f 00 00 00 45 39 bc 24 b0 08 00 00 7e 66 <49> 63 c7 48 8b 75 d0 48 8d 04 80 49 8d 1c c6 48 89 df e8 0b f8 [ 428.780102] Kernel panic - not syncing: hung_task: blocked tasks [ 429.251508] CPU: 0 PID: 1003 Comm: khungtaskd Not tainted 4.16.0-rc4+ #1 [ 429.258330] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 429.267669] Call Trace: [ 429.270247] dump_stack+0xed/0x131 [ 429.273776] panic+0x1b2/0x369 [ 429.276959] ? __warn_printk+0xd6/0xd6 [ 429.280845] watchdog+0x5b9/0x8e0 [ 429.284288] kthread+0x319/0x3e0 [ 429.287648] ? reset_hung_task_detector+0x10/0x10 [ 429.292472] ? kthread_delayed_work_timer_fn+0x230/0x230 [ 429.297912] ret_from_fork+0x3a/0x50 [ 429.302844] Kernel Offset: disabled [ 429.306530] Rebooting in 86400 seconds..