[ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 32.577368] audit: type=1400 audit(1585870271.714:8): avc: denied { execmem } for pid=6120 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 32.851949] IPVS: ftp: loaded support on port[0] = 21 [ 34.021360] can: request_module (can-proto-0) failed. [ 34.030892] can: request_module (can-proto-0) failed. [ 34.057367] audit: type=1400 audit(1585870273.185:9): avc: denied { create } for pid=6096 comm="syz-fuzzer" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=dccp_socket permissive=1 Warning: Permanently added '10.128.15.196' (ECDSA) to the list of known hosts. 2020/04/02 23:31:22 parsed 1 programs 2020/04/02 23:31:22 executed programs: 0 [ 43.123400] audit: type=1400 audit(1585870282.261:10): avc: denied { execmem } for pid=6236 comm="syz-executor.1" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 43.435251] IPVS: ftp: loaded support on port[0] = 21 [ 44.273712] IPVS: ftp: loaded support on port[0] = 21 [ 44.336484] chnl_net:caif_netlink_parms(): no params data found [ 44.382039] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.389454] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.397795] IPVS: ftp: loaded support on port[0] = 21 [ 44.397831] device bridge_slave_0 entered promiscuous mode [ 44.419139] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.426135] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.433203] device bridge_slave_1 entered promiscuous mode [ 44.505191] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 44.515517] chnl_net:caif_netlink_parms(): no params data found [ 44.529864] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 44.562061] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 44.569729] team0: Port device team_slave_0 added [ 44.576711] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 44.583990] team0: Port device team_slave_1 added [ 44.591868] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 44.601626] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 44.666594] IPVS: ftp: loaded support on port[0] = 21 [ 44.668329] device hsr_slave_0 entered promiscuous mode [ 44.704169] device hsr_slave_1 entered promiscuous mode [ 44.754489] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 44.767023] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 44.776969] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.783435] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.792354] device bridge_slave_0 entered promiscuous mode [ 44.807552] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.814600] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.822167] device bridge_slave_1 entered promiscuous mode [ 44.864686] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 44.895995] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 44.917074] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.923872] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.931154] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.937770] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.947427] IPVS: ftp: loaded support on port[0] = 21 [ 44.967646] chnl_net:caif_netlink_parms(): no params data found [ 44.996683] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 45.005636] team0: Port device team_slave_0 added [ 45.028992] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 45.036615] team0: Port device team_slave_1 added [ 45.065643] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 45.075901] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.082324] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.090087] device bridge_slave_0 entered promiscuous mode [ 45.098948] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.105743] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.113058] device bridge_slave_1 entered promiscuous mode [ 45.128205] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 45.191993] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 45.199054] 8021q: adding VLAN 0 to HW filter on device bond0 [ 45.220569] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 45.236239] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 45.249020] IPVS: ftp: loaded support on port[0] = 21 [ 45.296958] device hsr_slave_0 entered promiscuous mode [ 45.334602] device hsr_slave_1 entered promiscuous mode [ 45.373905] chnl_net:caif_netlink_parms(): no params data found [ 45.393366] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 45.405158] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.415428] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.422771] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.430802] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 45.441608] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 45.449274] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 45.483105] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.491089] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.499708] device bridge_slave_0 entered promiscuous mode [ 45.507834] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.514901] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.521863] device bridge_slave_1 entered promiscuous mode [ 45.530233] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 45.537462] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.570932] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 45.579489] team0: Port device team_slave_0 added [ 45.591327] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 45.604659] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 45.615237] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 45.629898] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 45.637541] team0: Port device team_slave_1 added [ 45.648460] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 45.658477] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.666835] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.673191] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.685560] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 45.708995] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 45.718480] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 45.737249] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 45.745936] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.754574] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.760917] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.769243] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 45.779416] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 45.788303] team0: Port device team_slave_0 added [ 45.795244] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 45.802404] team0: Port device team_slave_1 added [ 45.828399] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.838206] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 45.858813] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 45.886135] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 45.894588] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 45.904179] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 45.966012] device hsr_slave_0 entered promiscuous mode [ 46.013800] device hsr_slave_1 entered promiscuous mode [ 46.053882] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 46.061357] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 46.071608] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 46.080052] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 46.088882] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 46.166943] device hsr_slave_0 entered promiscuous mode [ 46.213693] device hsr_slave_1 entered promiscuous mode [ 46.253956] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 46.261493] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 46.273386] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 46.280667] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 46.289084] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 46.306831] chnl_net:caif_netlink_parms(): no params data found [ 46.319899] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 46.329891] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 46.369036] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 46.377617] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 46.389770] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 46.428924] chnl_net:caif_netlink_parms(): no params data found [ 46.444797] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 46.452580] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 46.463160] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 46.469992] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 46.500028] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 46.511291] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 46.557061] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.564242] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.572596] device bridge_slave_0 entered promiscuous mode [ 46.581638] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.589146] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.597638] device bridge_slave_0 entered promiscuous mode [ 46.606640] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.614877] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.622173] device bridge_slave_1 entered promiscuous mode [ 46.632333] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 46.642212] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.650644] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.659403] device bridge_slave_1 entered promiscuous mode [ 46.685003] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 46.696542] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 46.713844] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 46.725239] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 46.749932] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 46.758477] team0: Port device team_slave_0 added [ 46.767366] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 46.776016] team0: Port device team_slave_1 added [ 46.782487] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 46.791903] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 46.816513] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 46.825632] team0: Port device team_slave_0 added [ 46.831864] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 46.841588] team0: Port device team_slave_1 added [ 46.851831] 8021q: adding VLAN 0 to HW filter on device bond0 [ 46.876347] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 46.885876] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 46.897119] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 46.926961] device hsr_slave_0 entered promiscuous mode [ 46.983534] device hsr_slave_1 entered promiscuous mode [ 47.023741] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 47.032602] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 47.050758] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 47.087865] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 47.138820] device hsr_slave_0 entered promiscuous mode [ 47.173552] device hsr_slave_1 entered promiscuous mode [ 47.217954] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 47.226887] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.238264] 8021q: adding VLAN 0 to HW filter on device bond0 [ 47.248902] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 47.259467] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 47.272077] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 47.279747] 8021q: adding VLAN 0 to HW filter on device team0 [ 47.291840] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 47.302651] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 47.317405] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 47.349091] 8021q: adding VLAN 0 to HW filter on device bond0 [ 47.360228] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 47.369664] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.380386] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.390048] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.397626] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.407214] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 47.415636] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.429776] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 47.442311] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 47.448752] 8021q: adding VLAN 0 to HW filter on device team0 [ 47.457836] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 47.473986] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 47.481902] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.491841] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.501161] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.508742] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.518766] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.531371] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 47.543166] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 47.555253] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 47.571035] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 47.592889] 8021q: adding VLAN 0 to HW filter on device bond0 [ 47.599590] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.613504] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.621693] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.630737] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.639582] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 47.649063] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.656586] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 47.665517] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.676849] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 47.688874] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 47.696941] 8021q: adding VLAN 0 to HW filter on device team0 [ 47.711079] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 47.719403] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.734427] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.745593] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.752429] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.761365] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 47.774132] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.783698] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 47.793706] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 47.801525] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 47.814537] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 47.828023] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 47.839637] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.853932] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.866808] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.877525] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.888106] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 47.902430] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.917276] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 47.928053] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 47.940197] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 47.948075] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 47.957566] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 47.966446] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 47.976813] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.987089] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.996922] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.004541] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.015378] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 48.028798] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 48.038682] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.050066] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 48.060148] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 48.069731] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 48.077429] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 48.085622] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 48.096099] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 48.107008] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 48.117860] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 48.125653] 8021q: adding VLAN 0 to HW filter on device team0 [ 48.134750] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 48.154224] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 48.163018] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 48.171488] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 48.181911] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 48.194261] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 48.210370] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 48.219390] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 48.226200] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 48.239939] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 48.249215] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 48.260534] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 48.272460] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.289812] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.301388] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.315891] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 48.331827] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 48.344832] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 48.354453] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 48.366031] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 48.376217] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 48.386972] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.397631] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.405428] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.420367] 8021q: adding VLAN 0 to HW filter on device bond0 [ 48.430676] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 48.442074] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 48.455281] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 48.465127] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 48.475321] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 48.485217] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 48.494887] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 48.504583] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 48.515585] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.528869] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 48.537417] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 48.546854] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 48.556724] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 48.565607] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 48.577624] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 48.587133] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 48.602093] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.614245] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 48.620852] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 48.631333] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 48.639653] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 48.647850] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 48.656747] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 48.665237] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 48.674710] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 48.684857] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 48.694295] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 48.705660] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 48.715501] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 48.722176] 8021q: adding VLAN 0 to HW filter on device team0 [ 48.732567] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 48.740301] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 48.749068] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 48.757400] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 48.766005] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.775247] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.781798] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.790045] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 48.801016] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 48.818904] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 48.835622] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 48.847172] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 48.855617] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 48.865925] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 48.875006] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 48.883585] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.892061] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.899547] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.906786] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 48.914652] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 48.925228] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 48.934577] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 48.942979] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 48.951997] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 48.962020] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 48.975779] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 48.983616] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 48.991416] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 48.999867] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 49.009957] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 49.018247] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 49.027510] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 49.041604] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 49.051668] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 49.060784] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 49.076964] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 49.086513] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 49.095861] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 49.111179] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 49.120867] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 49.134176] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.142675] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 49.149396] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 49.157472] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 49.167113] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 49.186124] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 49.201658] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 49.214306] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 49.224508] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready 2020/04/02 23:31:28 executed programs: 14 [ 49.242003] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 49.254711] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 49.274991] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 49.303584] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 49.321486] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 49.334966] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 49.342010] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 49.367640] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 49.381625] 8021q: adding VLAN 0 to HW filter on device batadv0 2020/04/02 23:31:33 executed programs: 228 [ 284.578069] INFO: task syz-executor.4:8187 blocked for more than 140 seconds. [ 284.586133] Not tainted 4.14.175-syzkaller #0 [ 284.602671] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 284.610925] syz-executor.4 D28264 8187 6251 0x80000000 [ 284.616658] Call Trace: [ 284.625280] __schedule+0x780/0x1d20 [ 284.629772] ? pci_mmcfg_check_reserved+0x120/0x120 [ 284.635292] ? mark_held_locks+0xc7/0x130 [ 284.645520] ? _raw_spin_unlock_irq+0x27/0x80 [ 284.650889] ? rwsem_down_read_failed+0x1fc/0x390 [ 284.655742] ? rwsem_down_read_failed+0x1fc/0x390 [ 284.666236] schedule+0x7f/0x1b0 [ 284.670835] rwsem_down_read_failed+0x1fc/0x390 [ 284.676513] ? rwsem_down_write_failed_killable+0xd80/0xd80 [ 284.689332] ? SyS_futex+0xf1/0x250 [ 284.693385] ? do_futex+0x17f0/0x17f0 [ 284.700905] call_rwsem_down_read_failed+0x18/0x30 [ 284.705915] down_read+0x49/0xb0 [ 284.712988] ? do_exit+0x558/0x2c00 [ 284.716659] do_exit+0x558/0x2c00 [ 284.723786] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 284.731851] ? match_held_lock+0x710/0x740 [ 284.736133] ? mm_update_next_owner+0x630/0x630 [ 284.745362] ? do_group_exit+0x26e/0x2f0 [ 284.752822] ? lock_downgrade+0x7f0/0x7f0 [ 284.759870] ? kick_process+0xe9/0x170 [ 284.764099] ? _raw_spin_unlock_irq+0x27/0x80 [ 284.773035] ? trace_hardirqs_on_caller+0x40c/0x580 [ 284.781518] do_group_exit+0xf4/0x2f0 [ 284.785372] ? do_group_exit+0x2f0/0x2f0 [ 284.792620] SyS_exit_group+0x18/0x20 [ 284.796483] do_syscall_64+0x1c7/0x5b0 [ 284.804731] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 284.812325] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 284.820303] RIP: 0033:0x459829 [ 284.823505] RSP: 002b:00007ffdf0dc6b28 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 284.834549] RAX: ffffffffffffffda RBX: 000000000000001e RCX: 0000000000459829 [ 284.844768] RDX: 0000000000413511 RSI: fffffffffffffff7 RDI: 0000000000000000 [ 284.856168] RBP: 0000000000000000 R08: ffffffffffffffff R09: 00007ffdf0dc6b80 [ 284.866289] R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000001 [ 284.876777] R13: 00007ffdf0dc6b80 R14: 0000000000000000 R15: 00007ffdf0dc6b90 [ 284.889247] INFO: task syz-executor.4:8190 blocked for more than 140 seconds. [ 284.896555] Not tainted 4.14.175-syzkaller #0 [ 284.905177] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 284.916447] syz-executor.4 D28848 8190 6251 0x80000000 [ 284.925964] Call Trace: [ 284.931270] __schedule+0x780/0x1d20 [ 284.935004] ? pci_mmcfg_check_reserved+0x120/0x120 [ 284.943050] ? mark_held_locks+0xc7/0x130 [ 284.949943] ? _raw_spin_unlock_irq+0x27/0x80 [ 284.954444] ? rwsem_down_read_failed+0x1fc/0x390 [ 284.962288] ? rwsem_down_read_failed+0x1fc/0x390 [ 284.970033] schedule+0x7f/0x1b0 [ 284.973443] rwsem_down_read_failed+0x1fc/0x390 [ 284.981886] ? rwsem_down_write_failed_killable+0xd80/0xd80 [ 284.990325] ? SyS_futex+0xf1/0x250 [ 284.993994] ? do_futex+0x17f0/0x17f0 [ 285.001066] call_rwsem_down_read_failed+0x18/0x30 [ 285.006058] down_read+0x49/0xb0 [ 285.012607] ? do_exit+0x558/0x2c00 [ 285.016263] do_exit+0x558/0x2c00 [ 285.022772] ? trace_hardirqs_off+0x10/0x10 [ 285.030035] ? mm_update_next_owner+0x630/0x630 [ 285.034732] ? find_held_lock+0x36/0x1d0 [ 285.043293] ? get_signal+0x2ad/0x1b30 [ 285.050032] ? lock_downgrade+0x7f0/0x7f0 [ 285.054208] do_group_exit+0xf4/0x2f0 [ 285.061399] get_signal+0x2fe/0x1b30 [ 285.066048] do_signal+0x7f/0x19a0 [ 285.074717] ? lock_downgrade+0x7f0/0x7f0 [ 285.082121] ? setup_sigcontext+0x7d0/0x7d0 [ 285.086677] ? kasan_check_read+0x11/0x20 [ 285.094289] ? _copy_to_user+0x91/0xb0 [ 285.101667] ? do_futex+0x17f0/0x17f0 [ 285.105533] ? SyS_futex+0xf1/0x250 [ 285.113199] ? do_futex+0x17f0/0x17f0 [ 285.120085] ? exit_to_usermode_loop+0x3a/0x1b0 [ 285.132706] exit_to_usermode_loop+0x114/0x1b0 [ 285.140640] do_syscall_64+0x416/0x5b0 [ 285.144564] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 285.152724] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 285.161008] RIP: 0033:0x459829 [ 285.164214] RSP: 002b:00007fd7bdc88cf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 285.175270] RAX: fffffffffffffe00 RBX: 000000000075bf28 RCX: 0000000000459829 [ 285.189721] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000075bf28 [ 285.203181] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 285.213873] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000075bf2c [ 285.224984] R13: 00007ffdf0dc691f R14: 00007fd7bdc899c0 R15: 000000000075bf2c [ 285.235650] [ 285.235650] Showing all locks held in the system: [ 285.245486] 1 lock held by khungtaskd/1016: [ 285.250313] #0: (tasklist_lock){.+.+}, at: [] debug_show_all_locks+0x79/0x218 [ 285.259886] 1 lock held by syz-executor.4/8187: [ 285.266192] #0: (&mm->mmap_sem){++++}, at: [] do_exit+0x558/0x2c00 [ 285.275597] 1 lock held by syz-executor.4/8190: [ 285.280706] #0: (&mm->mmap_sem){++++}, at: [] do_exit+0x558/0x2c00 [ 285.289115] [ 285.290741] ============================================= [ 285.290741] [ 285.305491] NMI backtrace for cpu 0 [ 285.309483] CPU: 0 PID: 1016 Comm: khungtaskd Not tainted 4.14.175-syzkaller #0 [ 285.318243] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 285.327821] Call Trace: [ 285.330481] dump_stack+0xf7/0x13b [ 285.334042] nmi_cpu_backtrace.cold.4+0x3e/0x76 [ 285.338764] ? irq_force_complete_move.cold.16+0x64/0x64 [ 285.344232] nmi_trigger_cpumask_backtrace+0xe5/0x119 [ 285.349446] arch_trigger_cpumask_backtrace+0x14/0x20 [ 285.355075] watchdog+0x522/0xb40 [ 285.358543] ? trace_hardirqs_on_caller+0x40c/0x580 [ 285.364018] kthread+0x338/0x400 [ 285.367480] ? hungtask_pm_notify+0x40/0x40 [ 285.371804] ? kthread_create_on_node+0xa0/0xa0 [ 285.377107] ret_from_fork+0x24/0x30 [ 285.381134] Sending NMI from CPU 0 to CPUs 1: [ 285.386549] NMI backtrace for cpu 1 [ 285.386551] CPU: 1 PID: 8196 Comm: syz-executor.4 Not tainted 4.14.175-syzkaller #0 [ 285.386553] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 285.386555] task: ffff8880a89f0180 task.stack: ffff888082430000 [ 285.386562] RIP: 0010:match_held_lock+0x2d0/0x740 [ 285.386563] RSP: 0018:ffff8880824378c8 EFLAGS: 00000096 [ 285.386566] RAX: 0000000000000000 RBX: ffff8880a89f0a00 RCX: 0000000000000000 [ 285.386568] RDX: 0000000000000000 RSI: ffffffff87990fa0 RDI: ffff8880a89f0a22 [ 285.386570] RBP: ffff8880824378e8 R08: ffffffff816b812c R09: 0000000000000000 [ 285.386572] R10: ffff888082437b88 R11: 0000000000000000 R12: 0000000000000000 [ 285.386573] R13: ffff8880a89f0a00 R14: ffffffff87990fa0 R15: ffff8880824378c0 [ 285.386575] FS: 00007fd7bdc68700(0000) GS:ffff8880aef00000(0000) knlGS:0000000000000000 [ 285.386577] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 285.386578] CR2: 00005569f8deff68 CR3: 0000000092c03000 CR4: 00000000001406e0 [ 285.386580] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 285.386582] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 285.386583] Call Trace: [ 285.386584] __lock_is_held+0xb5/0x140 [ 285.386585] ? perf_mmap+0x4ac/0x1340 [ 285.386586] lock_is_held_type+0x118/0x210 [ 285.386588] ___might_sleep+0x1fe/0x2a0 [ 285.386589] ? perf_mmap+0x4ac/0x1340 [ 285.386590] __might_sleep+0x93/0xb0 [ 285.386591] ? perf_mmap+0x4ac/0x1340 [ 285.386592] __mutex_lock+0xc0/0x14c0 [ 285.386594] ? perf_mmap+0x4ac/0x1340 [ 285.386595] ? mutex_lock_io_nested+0x1380/0x1380 [ 285.386596] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 285.386598] ? wait_for_completion+0x440/0x440 [ 285.386599] ? perf_mmap+0x5a3/0x1340 [ 285.386600] ? __mutex_unlock_slowpath+0x27/0x7e0 [ 285.386601] mutex_lock_nested+0x16/0x20 [ 285.386603] ? mutex_lock_nested+0x16/0x20 [ 285.386604] perf_mmap+0x4ac/0x1340 [ 285.386605] mmap_region+0x7a2/0xf90 [ 285.386606] do_mmap+0x544/0xe20 [ 285.386607] vm_mmap_pgoff+0x181/0x200 [ 285.386609] ? vma_is_stack_for_current+0x90/0x90 [ 285.386610] SyS_mmap_pgoff+0x3ca/0x6b0 [ 285.386611] ? find_mergeable_anon_vma+0x290/0x290 [ 285.386613] ? SyS_clock_settime+0x1a0/0x1a0 [ 285.386614] ? do_syscall_64+0x4c/0x5b0 [ 285.386615] ? align_vdso_addr+0x60/0x60 [ 285.386616] SyS_mmap+0x16/0x20 [ 285.386618] do_syscall_64+0x1c7/0x5b0 [ 285.386619] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 285.386620] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 285.386621] RIP: 0033:0x459829 [ 285.386623] RSP: 002b:00007fd7bdc67c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 [ 285.386626] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 0000000000459829 [ 285.386627] RDX: 0000000003000001 RSI: 0000000000003000 RDI: 0000000020ffd000 [ 285.386629] RBP: 000000000075bfc8 R08: 0000000000000003 R09: 0000000000000000 [ 285.386631] R10: 0000000000001011 R11: 0000000000000246 R12: 00007fd7bdc686d4 [ 285.386632] R13: 00000000004c5d59 R14: 00000000004da6d0 R15: 00000000ffffffff [ 285.386633] Code: e8 36 de ff ff 45 31 e4 48 b8 00 00 00 00 00 fc ff df 48 01 c3 44 89 e0 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 48 83 c4 78 5b <41> 5c 41 5d 41 5e 41 5f 5d c3 41 bc 01 00 00 00 eb cb 48 8d 78 [ 285.412299] Kernel panic - not syncing: hung_task: blocked tasks [ 285.709467] CPU: 0 PID: 1016 Comm: khungtaskd Not tainted 4.14.175-syzkaller #0 [ 285.717001] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 285.726362] Call Trace: [ 285.728988] dump_stack+0xf7/0x13b [ 285.732540] panic+0x1b0/0x358 [ 285.735728] ? add_taint.cold.5+0x11/0x11 [ 285.739900] watchdog+0x533/0xb40 [ 285.743356] ? trace_hardirqs_on_caller+0x40c/0x580 [ 285.748375] kthread+0x338/0x400 [ 285.751730] ? hungtask_pm_notify+0x40/0x40 [ 285.756206] ? kthread_create_on_node+0xa0/0xa0 [ 285.760918] ret_from_fork+0x24/0x30 [ 285.767191] Kernel Offset: disabled [ 285.771295] Rebooting in 86400 seconds..