[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 41.992490] audit: type=1800 audit(1546679434.592:25): pid=7947 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 42.027291] audit: type=1800 audit(1546679434.592:26): pid=7947 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 42.055593] audit: type=1800 audit(1546679434.592:27): pid=7947 uid=0 auid=4294967295 ses=4294967295 subj==unconfined 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 Warning: Permanently added '10.128.0.125' (ECDSA) to the list of known hosts. 2019/01/05 09:11:26 parsed 1 programs 2019/01/05 09:11:29 executed programs: 0 syzkaller login: [ 96.499878] IPVS: ftp: loaded support on port[0] = 21 [ 96.522216] IPVS: ftp: loaded support on port[0] = 21 [ 96.537368] IPVS: ftp: loaded support on port[0] = 21 [ 96.538942] IPVS: ftp: loaded support on port[0] = 21 [ 96.594906] IPVS: ftp: loaded support on port[0] = 21 [ 96.635854] IPVS: ftp: loaded support on port[0] = 21 [ 96.759332] chnl_net:caif_netlink_parms(): no params data found [ 96.870991] bridge0: port 1(bridge_slave_0) entered blocking state [ 96.878005] bridge0: port 1(bridge_slave_0) entered disabled state [ 96.885131] device bridge_slave_0 entered promiscuous mode [ 96.894657] bridge0: port 2(bridge_slave_1) entered blocking state [ 96.901138] bridge0: port 2(bridge_slave_1) entered disabled state [ 96.908974] device bridge_slave_1 entered promiscuous mode [ 97.056927] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 97.069037] chnl_net:caif_netlink_parms(): no params data found [ 97.089367] chnl_net:caif_netlink_parms(): no params data found [ 97.104253] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 97.124864] chnl_net:caif_netlink_parms(): no params data found [ 97.169689] chnl_net:caif_netlink_parms(): no params data found [ 97.205669] bridge0: port 1(bridge_slave_0) entered blocking state [ 97.212755] bridge0: port 1(bridge_slave_0) entered disabled state [ 97.220327] device bridge_slave_0 entered promiscuous mode [ 97.254728] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 97.262534] team0: Port device team_slave_0 added [ 97.274311] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 97.281977] team0: Port device team_slave_1 added [ 97.287020] bridge0: port 2(bridge_slave_1) entered blocking state [ 97.293918] bridge0: port 2(bridge_slave_1) entered disabled state [ 97.301092] device bridge_slave_1 entered promiscuous mode [ 97.343212] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 97.382909] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 97.399218] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 97.414818] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 97.433875] bridge0: port 1(bridge_slave_0) entered blocking state [ 97.440689] bridge0: port 1(bridge_slave_0) entered disabled state [ 97.447838] device bridge_slave_0 entered promiscuous mode [ 97.454298] bridge0: port 1(bridge_slave_0) entered blocking state [ 97.461959] bridge0: port 1(bridge_slave_0) entered disabled state [ 97.469827] device bridge_slave_0 entered promiscuous mode [ 97.493942] bridge0: port 1(bridge_slave_0) entered blocking state [ 97.501502] bridge0: port 1(bridge_slave_0) entered disabled state [ 97.508709] device bridge_slave_0 entered promiscuous mode [ 97.519417] bridge0: port 2(bridge_slave_1) entered blocking state [ 97.525874] bridge0: port 2(bridge_slave_1) entered disabled state [ 97.533213] device bridge_slave_1 entered promiscuous mode [ 97.539548] bridge0: port 2(bridge_slave_1) entered blocking state [ 97.545918] bridge0: port 2(bridge_slave_1) entered disabled state [ 97.555971] device bridge_slave_1 entered promiscuous mode [ 97.600987] device hsr_slave_0 entered promiscuous mode [ 97.667840] device hsr_slave_1 entered promiscuous mode [ 97.724530] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 97.731915] bridge0: port 2(bridge_slave_1) entered blocking state [ 97.738561] bridge0: port 2(bridge_slave_1) entered disabled state [ 97.745519] device bridge_slave_1 entered promiscuous mode [ 97.783267] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 97.791929] team0: Port device team_slave_0 added [ 97.797266] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 97.804117] chnl_net:caif_netlink_parms(): no params data found [ 97.819217] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 97.828587] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 97.844364] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 97.852081] team0: Port device team_slave_1 added [ 97.857739] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 97.871128] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 97.880711] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 97.890335] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 97.902313] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 97.910688] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 97.952207] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 97.960762] team0: Port device team_slave_0 added [ 97.972508] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 97.979706] team0: Port device team_slave_1 added [ 98.011590] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 98.019542] team0: Port device team_slave_0 added [ 98.025174] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 98.032818] team0: Port device team_slave_1 added [ 98.043207] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 98.100981] device hsr_slave_0 entered promiscuous mode [ 98.137870] device hsr_slave_1 entered promiscuous mode [ 98.198423] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 98.206862] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 98.213879] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 98.221281] team0: Port device team_slave_0 added [ 98.226545] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 98.246492] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 98.263727] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 98.271336] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 98.278616] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 98.286158] team0: Port device team_slave_1 added [ 98.291349] bridge0: port 1(bridge_slave_0) entered blocking state [ 98.298144] bridge0: port 1(bridge_slave_0) entered disabled state [ 98.305097] device bridge_slave_0 entered promiscuous mode [ 98.379500] device hsr_slave_0 entered promiscuous mode [ 98.417872] device hsr_slave_1 entered promiscuous mode [ 98.469111] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 98.479387] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 98.486922] bridge0: port 2(bridge_slave_1) entered blocking state [ 98.493632] bridge0: port 2(bridge_slave_1) entered disabled state [ 98.500937] device bridge_slave_1 entered promiscuous mode [ 98.539406] device hsr_slave_0 entered promiscuous mode [ 98.597848] device hsr_slave_1 entered promiscuous mode [ 98.638198] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 98.646693] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 98.669662] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 98.686957] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 98.706886] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 98.722562] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 98.744932] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 98.801538] device hsr_slave_0 entered promiscuous mode [ 98.847952] device hsr_slave_1 entered promiscuous mode [ 98.888455] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 98.904949] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 98.912868] team0: Port device team_slave_0 added [ 98.932325] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 98.945195] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 98.953963] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 98.963727] team0: Port device team_slave_1 added [ 98.969505] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 98.977946] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 99.006846] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 99.061171] device hsr_slave_0 entered promiscuous mode [ 99.098026] device hsr_slave_1 entered promiscuous mode [ 99.139100] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 99.169055] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 99.182943] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 99.240148] 8021q: adding VLAN 0 to HW filter on device bond0 [ 99.261275] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 99.275961] 8021q: adding VLAN 0 to HW filter on device bond0 [ 99.288912] 8021q: adding VLAN 0 to HW filter on device bond0 [ 99.315789] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 99.327062] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 99.337702] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 99.347088] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 99.355005] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 99.362248] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 99.371486] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 99.378667] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 99.385454] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 99.397965] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 99.404029] 8021q: adding VLAN 0 to HW filter on device team0 [ 99.420875] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 99.432055] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 99.439564] 8021q: adding VLAN 0 to HW filter on device team0 [ 99.456261] 8021q: adding VLAN 0 to HW filter on device bond0 [ 99.466185] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 99.474681] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 99.482854] bridge0: port 1(bridge_slave_0) entered blocking state [ 99.489357] bridge0: port 1(bridge_slave_0) entered forwarding state [ 99.496949] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 99.509209] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 99.518883] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 99.531941] 8021q: adding VLAN 0 to HW filter on device bond0 [ 99.541594] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 99.549660] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 99.556633] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 99.563959] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 99.571834] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 99.580112] bridge0: port 1(bridge_slave_0) entered blocking state [ 99.586533] bridge0: port 1(bridge_slave_0) entered forwarding state [ 99.596836] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 99.607019] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 99.614939] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 99.623764] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 99.630151] 8021q: adding VLAN 0 to HW filter on device team0 [ 99.645665] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 99.652179] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 99.662618] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 99.670538] bridge0: port 2(bridge_slave_1) entered blocking state [ 99.676874] bridge0: port 2(bridge_slave_1) entered forwarding state [ 99.683798] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 99.690894] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 99.700858] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 99.708828] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 99.718315] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 99.734620] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 99.740920] 8021q: adding VLAN 0 to HW filter on device team0 [ 99.750795] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 99.756852] 8021q: adding VLAN 0 to HW filter on device team0 [ 99.764678] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 99.771871] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 99.778990] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 99.786674] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 99.794674] bridge0: port 2(bridge_slave_1) entered blocking state [ 99.801163] bridge0: port 2(bridge_slave_1) entered forwarding state [ 99.809375] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 99.817103] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 99.824777] bridge0: port 1(bridge_slave_0) entered blocking state [ 99.831125] bridge0: port 1(bridge_slave_0) entered forwarding state [ 99.838551] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 99.846962] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 99.855069] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 99.873046] 8021q: adding VLAN 0 to HW filter on device bond0 [ 99.881683] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 99.891417] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 99.899674] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 99.907804] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 99.915617] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 99.923620] bridge0: port 2(bridge_slave_1) entered blocking state [ 99.930073] bridge0: port 2(bridge_slave_1) entered forwarding state [ 99.939356] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 99.948622] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 99.959218] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 99.969432] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 99.980557] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 99.990556] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 99.999066] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 100.006890] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 100.015089] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 100.023310] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 100.031681] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 100.039643] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 100.047167] bridge0: port 1(bridge_slave_0) entered blocking state [ 100.053587] bridge0: port 1(bridge_slave_0) entered forwarding state [ 100.060399] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 100.068890] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 100.076414] bridge0: port 1(bridge_slave_0) entered blocking state [ 100.082798] bridge0: port 1(bridge_slave_0) entered forwarding state [ 100.089776] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 100.097596] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 100.104752] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 100.112237] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 100.121151] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 100.133574] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 100.143813] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 100.154857] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 100.162159] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 100.175182] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 100.183178] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 100.191562] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 100.199682] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 100.207321] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 100.216242] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 100.224441] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 100.234019] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 100.244101] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 100.250857] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 100.258586] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 100.266277] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 100.274543] bridge0: port 2(bridge_slave_1) entered blocking state [ 100.280961] bridge0: port 2(bridge_slave_1) entered forwarding state [ 100.288135] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 100.295839] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 100.303535] bridge0: port 2(bridge_slave_1) entered blocking state [ 100.309883] bridge0: port 2(bridge_slave_1) entered forwarding state [ 100.316650] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 100.324665] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 100.331805] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 100.341495] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 100.354968] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 100.364554] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 100.374869] 8021q: adding VLAN 0 to HW filter on device team0 [ 100.381660] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 100.391051] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 100.402951] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 100.411079] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 100.419275] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 100.429762] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 100.440635] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 100.449265] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 100.456469] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 100.464898] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 100.472976] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 100.480673] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 100.488386] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 100.495729] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 100.503686] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 100.511635] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 100.519657] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 100.527156] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 100.534764] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 100.542543] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 100.549750] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 100.559540] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 100.568731] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 100.579055] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 100.587418] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 100.599489] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 100.605518] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 100.612773] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 100.623943] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 100.631621] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 100.639375] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 100.646730] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 100.654594] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 100.662159] bridge0: port 1(bridge_slave_0) entered blocking state [ 100.668570] bridge0: port 1(bridge_slave_0) entered forwarding state [ 100.675454] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 100.685248] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 100.694699] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 100.703883] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 100.712592] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 100.720665] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 100.729719] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 100.737275] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 100.745158] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 100.753342] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 100.761257] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 100.769626] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 100.779652] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 100.790577] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 100.800909] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 100.808961] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 100.814993] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 100.825008] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 100.832717] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 100.840543] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 100.851006] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 100.858885] bridge0: port 2(bridge_slave_1) entered blocking state [ 100.865218] bridge0: port 2(bridge_slave_1) entered forwarding state [ 100.872264] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 100.881632] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 100.887979] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 100.896112] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 100.904808] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 100.925012] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 100.933440] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 100.941439] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 100.951035] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 100.958839] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 100.968483] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 100.974556] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 100.990918] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 101.005304] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 101.014269] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 101.023897] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 101.032930] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 101.046922] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 101.062202] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 101.073589] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 101.082575] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 101.090669] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 101.101264] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 101.115252] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 101.124875] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 101.133134] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 101.143040] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 101.153993] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 101.162336] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 101.174738] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 101.184251] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 101.192544] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 101.209853] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 101.222531] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 101.231690] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 101.245907] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 101.256048] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 101.262175] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 101.276123] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 101.300637] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 101.321311] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 101.337422] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 101.360240] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 101.378640] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 101.387368] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 101.420068] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 101.426124] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 101.436923] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 101.447219] hrtimer: interrupt took 31171 ns [ 101.452523] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready 2019/01/05 09:11:34 executed programs: 6 [ 101.471643] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 101.509852] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 101.621256] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 101.662020] 8021q: adding VLAN 0 to HW filter on device batadv0 2019/01/05 09:11:39 executed programs: 93 [ 111.158307] [ 111.158310] ------------[ cut here ]------------ [ 111.161419] ================================================================== [ 111.164899] DEBUG_LOCKS_WARN_ON(current->hardirq_context) [ 111.164911] ------------[ cut here ]------------ [ 111.172280] BUG: KASAN: out-of-bounds in update_curr+0x99d/0xbc0 [ 111.177800] Bad or missing usercopy whitelist? Kernel memory overwrite attempt detected to SLAB object 'task_struct' (offset 912, size 2)! [ 111.182546] Read of size 8 at addr ffff8880a94642c0 by task syz-executor5/8124 [ 111.188829] WARNING: CPU: 0 PID: -1455013312 at mm/usercopy.c:78 usercopy_warn+0xeb/0x110 [ 111.201238] [ 111.208594] Kernel panic - not syncing: panic_on_warn set ... [ 111.216912] CPU: 1 PID: 8124 Comm: syz-executor5 Not tainted 4.20.0+ #10 [ 111.231241] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 111.240594] Call Trace: [ 111.243199] dump_stack+0x1db/0x2d0 [ 111.246840] ? dump_stack_print_info.cold+0x20/0x20 [ 111.251869] ? idle_cpu+0x1d0/0x1d0 [ 111.255514] ? kvm_sched_clock_read+0x9/0x20 [ 111.259929] ? update_curr+0x99d/0xbc0 [ 111.263828] print_address_description.cold+0x7c/0x20d [ 111.269111] ? update_curr+0x99d/0xbc0 [ 111.273004] ? update_curr+0x99d/0xbc0 [ 111.276899] kasan_report.cold+0x1b/0x40 [ 111.280972] ? update_curr+0x99d/0xbc0 [ 111.284870] __asan_report_load8_noabort+0x14/0x20 [ 111.289804] update_curr+0x99d/0xbc0 [ 111.293527] ? __account_cfs_rq_runtime+0x750/0x750 [ 111.298552] ? lock_release+0xc40/0xc40 [ 111.302538] ? rcu_read_unlock_special+0x380/0x380 [ 111.307500] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 111.313046] ? mark_held_locks+0x100/0x100 [ 111.317295] enqueue_entity+0x3e5/0x20b0 [ 111.321362] ? mark_held_locks+0xc0/0x100 [ 111.325523] ? put_prev_task_fair+0x80/0x80 [ 111.329851] ? mark_held_locks+0x100/0x100 [ 111.334100] ? pvclock_read_flags+0x160/0x160 [ 111.338598] ? lock_acquire+0x1db/0x570 [ 111.342584] ? debug_object_activate+0x1d9/0x550 [ 111.347356] enqueue_task_fair+0x237/0x10c0 [ 111.351682] ? lock_downgrade+0x910/0x910 [ 111.355835] ? sched_clock_cpu+0x1b/0x1b0 [ 111.359995] ? enqueue_entity+0x20b0/0x20b0 [ 111.364327] ? record_times+0x1e/0x580 [ 111.368229] ? psi_task_change+0x36a/0x590 [ 111.372497] activate_task+0x11d/0x470 [ 111.376399] ttwu_do_activate+0xd4/0x1f0 [ 111.380486] try_to_wake_up+0x997/0x1480 [ 111.384556] ? call_rcu+0xb/0x10 [ 111.387935] ? migrate_swap_stop+0x920/0x920 [ 111.392363] ? trace_hardirqs_on+0xbd/0x310 [ 111.396694] ? mark_held_locks+0x100/0x100 [ 111.400934] ? trace_hardirqs_off_caller+0x300/0x300 [ 111.406048] ? __kasan_slab_free+0x1e/0x150 [ 111.410382] default_wake_function+0x30/0x50 [ 111.414802] __wake_up_common+0x1d3/0x7d0 [ 111.418961] ? ep_poll_callback+0xb68/0x10a0 [ 111.423380] ? wait_woken+0x250/0x250 [ 111.427183] ? lock_release+0xc40/0xc40 [ 111.431169] ? trace_hardirqs_on_caller+0x310/0x310 [ 111.436198] ? rcu_read_unlock_special+0x380/0x380 [ 111.441142] __wake_up_locked+0x11/0x20 [ 111.445128] ep_poll_callback+0x3c5/0x10a0 [ 111.449375] ? reverse_path_check_proc+0x5a0/0x5a0 [ 111.454311] ? ___might_sleep+0x1e7/0x310 [ 111.458487] ? trace_hardirqs_off_caller+0x300/0x300 [ 111.463604] ? pipe_write+0xc3/0xfb0 [ 111.467327] ? __mutex_lock+0x622/0x1670 [ 111.471402] __wake_up_common+0x1d3/0x7d0 [ 111.475562] ? kasan_check_read+0x11/0x20 [ 111.479718] ? wait_woken+0x250/0x250 [ 111.483529] ? ___might_sleep+0x1e7/0x310 [ 111.487685] ? arch_local_save_flags+0x50/0x50 [ 111.492281] __wake_up_common_lock+0x1c6/0x390 [ 111.496869] ? __wake_up_common+0x7d0/0x7d0 [ 111.501207] __wake_up_sync_key+0x19/0x20 [ 111.505366] pipe_write+0x960/0xfb0 [ 111.509011] __vfs_write+0x764/0xb40 [ 111.512737] ? kernel_read+0x120/0x120 [ 111.516633] ? task_stopped_code+0x180/0x180 [ 111.521054] ? apparmor_file_permission+0x25/0x30 [ 111.525907] ? rw_verify_area+0x118/0x360 [ 111.530063] vfs_write+0x20c/0x580 [ 111.533613] ksys_write+0x105/0x260 [ 111.537250] ? __ia32_sys_read+0xb0/0xb0 [ 111.541321] ? trace_hardirqs_off_caller+0x300/0x300 [ 111.546436] __x64_sys_write+0x73/0xb0 [ 111.550354] do_syscall_64+0x1a3/0x800 [ 111.554257] ? syscall_return_slowpath+0x5f0/0x5f0 [ 111.559195] ? prepare_exit_to_usermode+0x232/0x3b0 [ 111.564229] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 111.569088] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 111.574279] RIP: 0033:0x411bb0 [ 111.577504] Code: b0 89 c8 f7 d8 eb ed b8 6e 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 3d dd 46 64 00 00 75 14 b8 01 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 54 1a 00 00 c3 48 83 ec 08 e8 ca fc ff ff [ 111.596416] RSP: 002b:00007fff30c9a788 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 111.604132] RAX: ffffffffffffffda RBX: 000000000001b1d4 RCX: 0000000000411bb0 [ 111.611403] RDX: 000000000000000c RSI: 00007fff30c9a790 RDI: 00000000000000f8 [ 111.618726] RBP: 0000000000000070 R08: 0000000000000001 R09: 0000000002829940 [ 111.626001] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 111.633277] R13: 000000000001b111 R14: 000000000000001d R15: 0000000000000005 [ 111.640559] [ 111.640572] CPU: 0 PID: -1455013312 Comm: Not tainted 4.20.0+ #10 [ 111.640581] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 111.642202] Allocated by task 2679210176: [ 111.648521] Call Trace: [ 111.657888] BUG: unable to handle kernel paging request at ffffffff8cf14780 [ 111.671760] #PF error: [normal kernel read fault] [ 111.676600] PGD 9874067 P4D 9874067 PUD 9875063 PMD 0 [ 111.681893] Oops: 0000 [#1] PREEMPT SMP KASAN [ 111.686392] CPU: 1 PID: 8124 Comm: syz-executor5 Not tainted 4.20.0+ #10 [ 111.693234] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 111.702604] RIP: 0010:depot_fetch_stack+0x10/0x30 [ 111.707452] Code: e6 72 22 fe e9 20 fe ff ff 48 89 df e8 d9 72 22 fe e9 f1 fd ff ff 90 90 90 90 89 f8 c1 ef 11 25 ff ff 1f 00 81 e7 f0 3f 00 00 <48> 03 3c c5 80 03 f5 8b 8b 47 0c 48 83 c7 18 c7 46 10 00 00 00 00 [ 111.726378] RSP: 0018:ffff8880a57f6ed8 EFLAGS: 00010006 [ 111.731742] RAX: 00000000001f8880 RBX: ffff8880a9465a04 RCX: 0000000000000000 [ 111.739017] RDX: 0000000000000000 RSI: ffff8880a57f6ee0 RDI: 0000000000003ff0 [ 111.746293] RBP: ffff8880a57f6f08 R08: 000000000000001d R09: ffffed1015ce3ef9 [ 111.753567] R10: ffffed1015ce3ef8 R11: ffff8880ae71f7c7 R12: ffffea0002a51900 [ 111.760843] R13: ffff8880a94642c0 R14: ffff8880aa13d900 R15: ffff8880a9465a00 [ 111.768120] FS: 0000000002829940(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 111.776348] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 111.782238] CR2: ffffffff8cf14780 CR3: 00000000929d3000 CR4: 00000000001406e0 [ 111.789517] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 111.796788] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 111.804058] Call Trace: [ 111.806658] ? print_track.isra.0+0x3b/0x6f [ 111.810993] print_address_description.cold+0x16a/0x20d [ 111.816362] ? update_curr+0x99d/0xbc0 [ 111.820260] ? update_curr+0x99d/0xbc0 [ 111.824153] kasan_report.cold+0x1b/0x40 [ 111.828228] ? update_curr+0x99d/0xbc0 [ 111.832126] __asan_report_load8_noabort+0x14/0x20 [ 111.837063] update_curr+0x99d/0xbc0 [ 111.840791] ? __account_cfs_rq_runtime+0x750/0x750 [ 111.845814] ? lock_release+0xc40/0xc40 [ 111.849795] ? rcu_read_unlock_special+0x380/0x380 [ 111.854730] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 111.860278] ? mark_held_locks+0x100/0x100 [ 111.864526] enqueue_entity+0x3e5/0x20b0 [ 111.868593] ? mark_held_locks+0xc0/0x100 [ 111.872751] ? put_prev_task_fair+0x80/0x80 [ 111.877081] ? mark_held_locks+0x100/0x100 [ 111.881332] ? pvclock_read_flags+0x160/0x160 [ 111.885836] ? lock_acquire+0x1db/0x570 [ 111.889821] ? debug_object_activate+0x1d9/0x550 [ 111.894591] enqueue_task_fair+0x237/0x10c0 [ 111.898921] ? lock_downgrade+0x910/0x910 [ 111.903086] ? sched_clock_cpu+0x1b/0x1b0 [ 111.907251] ? enqueue_entity+0x20b0/0x20b0 [ 111.911583] ? record_times+0x1e/0x580 [ 111.915499] ? psi_task_change+0x36a/0x590 [ 111.919752] activate_task+0x11d/0x470 [ 111.923654] ttwu_do_activate+0xd4/0x1f0 [ 111.927723] try_to_wake_up+0x997/0x1480 [ 111.931791] ? call_rcu+0xb/0x10 [ 111.935168] ? migrate_swap_stop+0x920/0x920 [ 111.939590] ? trace_hardirqs_on+0xbd/0x310 [ 111.943921] ? mark_held_locks+0x100/0x100 [ 111.948159] ? trace_hardirqs_off_caller+0x300/0x300 [ 111.953269] ? __kasan_slab_free+0x1e/0x150 [ 111.957605] default_wake_function+0x30/0x50 [ 111.962029] __wake_up_common+0x1d3/0x7d0 [ 111.966196] ? ep_poll_callback+0xb68/0x10a0 [ 111.970616] ? wait_woken+0x250/0x250 [ 111.974421] ? lock_release+0xc40/0xc40 [ 111.978398] ? trace_hardirqs_on_caller+0x310/0x310 [ 111.983425] ? rcu_read_unlock_special+0x380/0x380 [ 111.988527] __wake_up_locked+0x11/0x20 [ 111.992530] ep_poll_callback+0x3c5/0x10a0 [ 111.996780] ? reverse_path_check_proc+0x5a0/0x5a0 [ 112.001720] ? ___might_sleep+0x1e7/0x310 [ 112.005887] ? trace_hardirqs_off_caller+0x300/0x300 [ 112.011013] ? pipe_write+0xc3/0xfb0 [ 112.014744] ? __mutex_lock+0x622/0x1670 [ 112.018829] __wake_up_common+0x1d3/0x7d0 [ 112.022999] ? kasan_check_read+0x11/0x20 [ 112.027165] ? wait_woken+0x250/0x250 [ 112.030985] ? ___might_sleep+0x1e7/0x310 [ 112.035150] ? arch_local_save_flags+0x50/0x50 [ 112.039746] __wake_up_common_lock+0x1c6/0x390 [ 112.044341] ? __wake_up_common+0x7d0/0x7d0 [ 112.048684] __wake_up_sync_key+0x19/0x20 [ 112.052840] pipe_write+0x960/0xfb0 [ 112.056503] __vfs_write+0x764/0xb40 [ 112.060232] ? kernel_read+0x120/0x120 [ 112.064129] ? task_stopped_code+0x180/0x180 [ 112.068553] ? apparmor_file_permission+0x25/0x30 [ 112.073407] ? rw_verify_area+0x118/0x360 [ 112.077565] vfs_write+0x20c/0x580 [ 112.081114] ksys_write+0x105/0x260 [ 112.084748] ? __ia32_sys_read+0xb0/0xb0 [ 112.088816] ? trace_hardirqs_off_caller+0x300/0x300 [ 112.093930] __x64_sys_write+0x73/0xb0 [ 112.097828] do_syscall_64+0x1a3/0x800 [ 112.101724] ? syscall_return_slowpath+0x5f0/0x5f0 [ 112.106661] ? prepare_exit_to_usermode+0x232/0x3b0 [ 112.111688] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 112.116630] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 112.121825] RIP: 0033:0x411bb0 [ 112.125028] Code: b0 89 c8 f7 d8 eb ed b8 6e 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 3d dd 46 64 00 00 75 14 b8 01 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 54 1a 00 00 c3 48 83 ec 08 e8 ca fc ff ff [ 112.143932] RSP: 002b:00007fff30c9a788 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 112.151644] RAX: ffffffffffffffda RBX: 000000000001b1d4 RCX: 0000000000411bb0 [ 112.158914] RDX: 000000000000000c RSI: 00007fff30c9a790 RDI: 00000000000000f8 [ 112.166187] RBP: 0000000000000070 R08: 0000000000000001 R09: 0000000002829940 [ 112.173479] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 112.180755] R13: 000000000001b111 R14: 000000000000001d R15: 0000000000000005 [ 112.188039] Modules linked in: [ 112.191237] CR2: ffffffff8cf14780 [ 112.194697] ---[ end trace 638f4f89086ae982 ]--- [ 112.199485] RIP: 0010:depot_fetch_stack+0x10/0x30 [ 112.204351] Code: e6 72 22 fe e9 20 fe ff ff 48 89 df e8 d9 72 22 fe e9 f1 fd ff ff 90 90 90 90 89 f8 c1 ef 11 25 ff ff 1f 00 81 e7 f0 3f 00 00 <48> 03 3c c5 80 03 f5 8b 8b 47 0c 48 83 c7 18 c7 46 10 00 00 00 00 [ 112.223255] RSP: 0018:ffff8880a57f6ed8 EFLAGS: 00010006 [ 112.228625] RAX: 00000000001f8880 RBX: ffff8880a9465a04 RCX: 0000000000000000 [ 112.235899] RDX: 0000000000000000 RSI: ffff8880a57f6ee0 RDI: 0000000000003ff0 [ 112.243196] RBP: ffff8880a57f6f08 R08: 000000000000001d R09: ffffed1015ce3ef9 [ 112.250491] R10: ffffed1015ce3ef8 R11: ffff8880ae71f7c7 R12: ffffea0002a51900 [ 112.257770] R13: ffff8880a94642c0 R14: ffff8880aa13d900 R15: ffff8880a9465a00 [ 112.265046] FS: 0000000002829940(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 112.273360] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 112.279251] CR2: ffffffff8cf14780 CR3: 00000000929d3000 CR4: 00000000001406e0 [ 112.286527] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 112.293801] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 112.812142] Shutting down cpus with NMI [ 112.816595] usercopy: Kernel memory overwrite attempt detected to SLAB object 'sighand_cache' (offset 2320, size 2)! [ 112.827500] ------------[ cut here ]------------ [ 112.832282] kernel BUG at mm/usercopy.c:102! [ 112.836783] WARNING: CPU: 0 PID: -1455013312 at kernel/rcu/tree_plugin.h:414 __rcu_read_lock+0x75/0x90 [ 112.846211] Modules linked in: [ 112.849435] CPU: 0 PID: -1455013312 Comm: Tainted: G D 4.20.0+ #10 [ 112.857125] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 112.866487] RIP: 0010:__rcu_read_lock+0x75/0x90 [ 112.871147] Code: 00 48 8d bb 70 03 00 00 48 89 fa 48 c1 ea 03 0f b6 04 02 84 c0 74 04 3c 03 7e 14 81 bb 70 03 00 00 ff ff ff 3f 7f 03 5b 5d c3 <0f> 0b 5b 5d c3 e8 c1 1c 5a 00 eb e5 e8 ba 1c 5a 00 eb aa 0f 1f 84 [ 112.890079] RSP: 0018:ffff8880a9463850 EFLAGS: 00010012 [ 112.895479] RAX: 0000000000000000 RBX: ffff8880a9464240 RCX: ffffffff816bca0f [ 112.902742] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8880a94645b0 [ 112.910002] RBP: ffff8880a9463858 R08: ffff8880a9464240 R09: 0000000000000004 [ 112.917257] R10: ffffed1015cc3ef8 R11: ffff8880ae61f7c7 R12: 0000000000000000 [ 112.924606] R13: 0000000000000008 R14: ffff8880a94638d0 R15: ffff8880a94639d8 [ 112.931867] FS: 0000000000000000(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 [ 112.940118] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 112.945986] CR2: 0000000020000000 CR3: 00000000a808b000 CR4: 00000000001406f0 [ 112.953246] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 112.960507] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 112.967763] Call Trace: [ 112.970371] irq event stamp: 2321362889 [ 112.974391] hardirqs last enabled at (2170845055): [] 0xffffed101528c974 [ 112.982878] hardirqs last disabled at (2321362889): [] vprintk_emit+0x169/0x960 [ 112.991911] softirqs last enabled at (0): [] gue6_err+0x0/0x6b0 [ 112.999658] softirqs last disabled at (1): [<0000000000000001>] 0x1 [ 113.006048] ---[ end trace 638f4f89086ae983 ]--- [ 113.010797] invalid opcode: 0000 [#2] PREEMPT SMP KASAN [ 113.016158] CPU: 0 PID: -1455013312 Comm: Tainted: G D W 4.20.0+ #10 [ 113.023863] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 113.033243] RIP: 0010:usercopy_abort+0xbd/0xbf [ 113.037861] Code: c0 e8 0d ca b1 ff 48 8b 55 c0 49 89 d9 4d 89 f0 ff 75 c8 4c 89 e1 4c 89 ee 48 c7 c7 40 37 55 88 ff 75 d0 41 57 e8 fd 09 98 ff <0f> 0b e8 e2 c9 b1 ff e8 dd af f5 ff 8b 95 20 ff ff ff 4c 89 e1 31 [ 113.056765] RSP: 0018:ffff8880a9463a80 EFLAGS: 00010086 [ 113.062119] RAX: 0000000000000068 RBX: ffffffff88494fa0 RCX: 0000000000000000 [ 113.069379] RDX: 0000000000000000 RSI: ffffffff81684c16 RDI: ffffed101528c742 [ 113.076638] RBP: ffff8880a9463ad8 R08: 0000000000000068 R09: ffffed1015cc3ef9 [ 113.083898] R10: ffffed1015cc3ef8 R11: ffff8880ae61f7c7 R12: ffffffff893c9f1d [ 113.091157] R13: ffffffff885535a0 R14: ffffffff885534e0 R15: ffffffff885534a0 [ 113.098451] FS: 0000000000000000(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 [ 113.106680] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 113.112551] CR2: 0000000020000000 CR3: 00000000a808b000 CR4: 00000000001406f0 [ 113.119813] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 113.127069] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 113.134327] Call Trace: [ 113.136931] Modules linked in: [ 113.140173] ---[ end trace 638f4f89086ae984 ]--- [ 113.145009] RIP: 0010:depot_fetch_stack+0x10/0x30 [ 113.149841] Code: e6 72 22 fe e9 20 fe ff ff 48 89 df e8 d9 72 22 fe e9 f1 fd ff ff 90 90 90 90 89 f8 c1 ef 11 25 ff ff 1f 00 81 e7 f0 3f 00 00 <48> 03 3c c5 80 03 f5 8b 8b 47 0c 48 83 c7 18 c7 46 10 00 00 00 00 [ 113.168735] RSP: 0018:ffff8880a57f6ed8 EFLAGS: 00010006 [ 113.174086] RAX: 00000000001f8880 RBX: ffff8880a9465a04 RCX: 0000000000000000 [ 113.181346] RDX: 0000000000000000 RSI: ffff8880a57f6ee0 RDI: 0000000000003ff0 [ 113.188604] RBP: ffff8880a57f6f08 R08: 000000000000001d R09: ffffed1015ce3ef9 [ 113.195864] R10: ffffed1015ce3ef8 R11: ffff8880ae71f7c7 R12: ffffea0002a51900 [ 113.203159] R13: ffff8880a94642c0 R14: ffff8880aa13d900 R15: ffff8880a9465a00 [ 113.210423] FS: 0000000000000000(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 [ 113.218830] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 113.224698] CR2: 0000000020000000 CR3: 00000000a808b000 CR4: 00000000001406f0 [ 113.231958] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 113.239281] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 113.246540] Kernel panic - not syncing: Fatal exception in interrupt [ 113.253807] Kernel Offset: disabled [ 113.257548] Rebooting in 86400 seconds..