[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 76.429768][ T31] audit: type=1800 audit(1575365668.470:25): pid=11033 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 76.452671][ T31] audit: type=1800 audit(1575365668.500:26): pid=11033 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 76.488193][ T31] audit: type=1800 audit(1575365668.520:27): pid=11033 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 '10.128.0.155' (ECDSA) to the list of known hosts. syzkaller login: [ 87.492680][T11187] IPVS: ftp: loaded support on port[0] = 21 [ 87.500356][T11193] IPVS: ftp: loaded support on port[0] = 21 [ 87.517851][T11190] IPVS: ftp: loaded support on port[0] = 21 [ 87.518160][T11194] IPVS: ftp: loaded support on port[0] = 21 [ 87.540933][T11195] IPVS: ftp: loaded support on port[0] = 21 [ 87.546792][T11196] IPVS: ftp: loaded support on port[0] = 21 [ 87.826313][T11187] chnl_net:caif_netlink_parms(): no params data found [ 87.869041][T11194] chnl_net:caif_netlink_parms(): no params data found [ 88.096852][T11190] chnl_net:caif_netlink_parms(): no params data found [ 88.107631][T11193] chnl_net:caif_netlink_parms(): no params data found [ 88.118656][T11196] chnl_net:caif_netlink_parms(): no params data found [ 88.168970][T11187] bridge0: port 1(bridge_slave_0) entered blocking state [ 88.176300][T11187] bridge0: port 1(bridge_slave_0) entered disabled state [ 88.184950][T11187] device bridge_slave_0 entered promiscuous mode [ 88.266803][T11195] chnl_net:caif_netlink_parms(): no params data found [ 88.278326][T11187] bridge0: port 2(bridge_slave_1) entered blocking state [ 88.285613][T11187] bridge0: port 2(bridge_slave_1) entered disabled state [ 88.294252][T11187] device bridge_slave_1 entered promiscuous mode [ 88.349453][T11194] bridge0: port 1(bridge_slave_0) entered blocking state [ 88.356663][T11194] bridge0: port 1(bridge_slave_0) entered disabled state [ 88.365101][T11194] device bridge_slave_0 entered promiscuous mode [ 88.398722][T11194] bridge0: port 2(bridge_slave_1) entered blocking state [ 88.406008][T11194] bridge0: port 2(bridge_slave_1) entered disabled state [ 88.414429][T11194] device bridge_slave_1 entered promiscuous mode [ 88.465463][T11187] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 88.484009][T11193] bridge0: port 1(bridge_slave_0) entered blocking state [ 88.491155][T11193] bridge0: port 1(bridge_slave_0) entered disabled state [ 88.499546][T11193] device bridge_slave_0 entered promiscuous mode [ 88.508395][T11190] bridge0: port 1(bridge_slave_0) entered blocking state [ 88.515620][T11190] bridge0: port 1(bridge_slave_0) entered disabled state [ 88.523994][T11190] device bridge_slave_0 entered promiscuous mode [ 88.532163][T11193] bridge0: port 2(bridge_slave_1) entered blocking state [ 88.539306][T11193] bridge0: port 2(bridge_slave_1) entered disabled state [ 88.547901][T11193] device bridge_slave_1 entered promiscuous mode [ 88.558183][T11194] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 88.576171][T11196] bridge0: port 1(bridge_slave_0) entered blocking state [ 88.583444][T11196] bridge0: port 1(bridge_slave_0) entered disabled state [ 88.591788][T11196] device bridge_slave_0 entered promiscuous mode [ 88.610378][T11187] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 88.621823][T11194] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 88.631258][T11190] bridge0: port 2(bridge_slave_1) entered blocking state [ 88.638533][T11190] bridge0: port 2(bridge_slave_1) entered disabled state [ 88.646985][T11190] device bridge_slave_1 entered promiscuous mode [ 88.719186][T11196] bridge0: port 2(bridge_slave_1) entered blocking state [ 88.726415][T11196] bridge0: port 2(bridge_slave_1) entered disabled state [ 88.734857][T11196] device bridge_slave_1 entered promiscuous mode [ 88.745337][T11194] team0: Port device team_slave_0 added [ 88.762477][T11193] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 88.774385][T11194] team0: Port device team_slave_1 added [ 88.782880][T11193] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 88.792875][T11195] bridge0: port 1(bridge_slave_0) entered blocking state [ 88.800037][T11195] bridge0: port 1(bridge_slave_0) entered disabled state [ 88.808360][T11195] device bridge_slave_0 entered promiscuous mode [ 88.818371][T11187] team0: Port device team_slave_0 added [ 88.855122][T11196] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 88.867838][T11196] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 88.877535][T11195] bridge0: port 2(bridge_slave_1) entered blocking state [ 88.884995][T11195] bridge0: port 2(bridge_slave_1) entered disabled state [ 88.893222][T11195] device bridge_slave_1 entered promiscuous mode [ 88.902787][T11187] team0: Port device team_slave_1 added [ 88.911488][T11190] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 88.931605][T11190] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 88.950741][T11193] team0: Port device team_slave_0 added [ 88.967180][T11193] team0: Port device team_slave_1 added [ 88.994342][T11195] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 89.007043][T11195] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 89.033411][T11196] team0: Port device team_slave_0 added [ 89.050031][T11196] team0: Port device team_slave_1 added [ 89.074790][T11190] team0: Port device team_slave_0 added [ 89.125140][T11194] device hsr_slave_0 entered promiscuous mode [ 89.172287][T11194] device hsr_slave_1 entered promiscuous mode [ 89.232069][T11190] team0: Port device team_slave_1 added [ 89.274790][T11187] device hsr_slave_0 entered promiscuous mode [ 89.312413][T11187] device hsr_slave_1 entered promiscuous mode [ 89.361893][T11187] debugfs: Directory 'hsr0' with parent '/' already present! [ 89.425379][T11193] device hsr_slave_0 entered promiscuous mode [ 89.462601][T11193] device hsr_slave_1 entered promiscuous mode [ 89.511817][T11193] debugfs: Directory 'hsr0' with parent '/' already present! [ 89.522440][T11195] team0: Port device team_slave_0 added [ 89.531984][T11195] team0: Port device team_slave_1 added [ 89.615156][T11195] device hsr_slave_0 entered promiscuous mode [ 89.652616][T11195] device hsr_slave_1 entered promiscuous mode [ 89.691821][T11195] debugfs: Directory 'hsr0' with parent '/' already present! [ 89.856939][T11196] device hsr_slave_0 entered promiscuous mode [ 89.888841][T11196] device hsr_slave_1 entered promiscuous mode [ 89.944459][T11196] debugfs: Directory 'hsr0' with parent '/' already present! [ 90.187525][T11190] device hsr_slave_0 entered promiscuous mode [ 90.294008][T11190] device hsr_slave_1 entered promiscuous mode [ 90.400758][T11190] debugfs: Directory 'hsr0' with parent '/' already present! [ 91.200203][T11195] 8021q: adding VLAN 0 to HW filter on device bond0 [ 91.300616][T11187] 8021q: adding VLAN 0 to HW filter on device bond0 [ 91.429093][T11193] 8021q: adding VLAN 0 to HW filter on device bond0 [ 91.506346][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 91.515039][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 91.609211][T11195] 8021q: adding VLAN 0 to HW filter on device team0 [ 91.723130][T11187] 8021q: adding VLAN 0 to HW filter on device team0 [ 91.763734][T11196] 8021q: adding VLAN 0 to HW filter on device bond0 [ 91.802190][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 91.810650][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 91.876658][T11194] 8021q: adding VLAN 0 to HW filter on device bond0 [ 92.057166][T11196] 8021q: adding VLAN 0 to HW filter on device team0 [ 92.073278][T11193] 8021q: adding VLAN 0 to HW filter on device team0 [ 92.132515][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 92.142106][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 92.150916][ T2839] bridge0: port 1(bridge_slave_0) entered blocking state [ 92.158086][ T2839] bridge0: port 1(bridge_slave_0) entered forwarding state [ 92.166474][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 92.174924][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 92.183180][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 92.192380][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 92.201232][ T2839] bridge0: port 1(bridge_slave_0) entered blocking state [ 92.208483][ T2839] bridge0: port 1(bridge_slave_0) entered forwarding state [ 92.216843][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 92.226186][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 92.235121][ T2839] bridge0: port 2(bridge_slave_1) entered blocking state [ 92.242298][ T2839] bridge0: port 2(bridge_slave_1) entered forwarding state [ 92.250643][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 92.259975][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 92.268790][ T2839] bridge0: port 2(bridge_slave_1) entered blocking state [ 92.275956][ T2839] bridge0: port 2(bridge_slave_1) entered forwarding state [ 92.284344][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 92.294245][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 92.302650][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 92.311055][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 92.320951][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 92.415739][T11194] 8021q: adding VLAN 0 to HW filter on device team0 [ 92.625857][T11190] 8021q: adding VLAN 0 to HW filter on device bond0 [ 92.749991][T11195] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 92.760928][T11195] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 92.806485][T11187] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 92.816946][T11187] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 92.998857][T11196] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 93.009892][T11196] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 93.038091][T11193] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 93.048870][T11193] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 93.170751][T11190] 8021q: adding VLAN 0 to HW filter on device team0 [ 93.440154][T11195] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 93.483710][T11187] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 93.533257][T11194] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 93.544115][T11194] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 93.767103][T11196] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 93.817420][T11193] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 93.871210][T11190] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 93.881775][T11190] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 94.182586][T11194] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 94.735645][T11190] 8021q: adding VLAN 0 to HW filter on device batadv0 executing program executing program executing program executing program executing program [ 95.695742][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 95.704640][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 95.713760][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 95.723754][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 95.732319][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 95.740857][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 95.750234][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 95.759426][ T2839] bridge0: port 1(bridge_slave_0) entered blocking state [ 95.766652][ T2839] bridge0: port 1(bridge_slave_0) entered forwarding state [ 95.775101][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 95.784578][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 95.793583][ T2839] bridge0: port 2(bridge_slave_1) entered blocking state [ 95.800728][ T2839] bridge0: port 2(bridge_slave_1) entered forwarding state [ 95.809254][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 95.818783][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 95.827846][ T2839] bridge0: port 1(bridge_slave_0) entered blocking state [ 95.835043][ T2839] bridge0: port 1(bridge_slave_0) entered forwarding state [ 95.843481][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 95.852968][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 95.862050][ T2839] bridge0: port 2(bridge_slave_1) entered blocking state [ 95.869203][ T2839] bridge0: port 2(bridge_slave_1) entered forwarding state [ 95.877629][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 95.887470][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 95.897014][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 95.906853][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 95.916338][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 95.926169][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 95.935661][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 95.945551][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 95.955464][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 95.965507][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 95.975491][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 95.985261][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 95.994754][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 96.003832][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 96.013309][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 96.022471][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 96.032220][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 96.041320][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 96.050414][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 96.060317][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 96.069912][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 96.079724][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 96.089193][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 96.098876][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 96.108354][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 96.117495][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 96.126587][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 96.135914][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 96.144905][ T2839] bridge0: port 1(bridge_slave_0) entered blocking state [ 96.152097][ T2839] bridge0: port 1(bridge_slave_0) entered forwarding state [ 96.160483][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 96.169913][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 96.178922][ T2839] bridge0: port 2(bridge_slave_1) entered blocking state [ 96.186096][ T2839] bridge0: port 2(bridge_slave_1) entered forwarding state [ 96.194510][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 96.204327][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 96.213877][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 96.223070][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 96.232727][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 96.241873][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 96.251406][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 96.259919][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 96.268392][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 96.277579][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 96.286735][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 96.295895][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 96.305046][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 96.314965][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 96.324950][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 96.334798][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 96.344345][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 96.353717][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 96.362776][ T2839] bridge0: port 1(bridge_slave_0) entered blocking state [ 96.369931][ T2839] bridge0: port 1(bridge_slave_0) entered forwarding state [ 96.378353][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 96.387768][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 96.396755][ T2839] bridge0: port 2(bridge_slave_1) entered blocking state [ 96.404027][ T2839] bridge0: port 2(bridge_slave_1) entered forwarding state [ 96.412485][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 96.422450][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 96.432001][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 96.439619][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 96.447322][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 96.454962][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 96.462625][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 96.471867][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 96.481420][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 96.490565][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 96.499624][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 96.509472][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 96.519360][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 96.528983][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 96.538378][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready executing program [ 96.546038][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 96.553649][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 96.563284][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 96.572736][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 96.580322][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 96.587928][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 96.597002][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 96.606634][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 96.615671][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 96.624703][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 96.632354][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 96.639964][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 96.647607][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 97.044309][ C1] ===================================================== [ 97.051311][ C1] BUG: KMSAN: uninit-value in can_receive+0x23c/0x5e0 [ 97.058084][ C1] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 5.4.0-rc8-syzkaller #0 [ 97.066239][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 97.076300][ C1] Call Trace: [ 97.079604][ C1] dump_stack+0x1c9/0x220 [ 97.083943][ C1] kmsan_report+0x128/0x220 [ 97.088464][ C1] __msan_warning+0x64/0xc0 [ 97.092978][ C1] can_receive+0x23c/0x5e0 [ 97.097414][ C1] canfd_rcv+0x188/0x3a0 [ 97.101672][ C1] ? can_proto_unregister+0x180/0x180 [ 97.107050][ C1] process_backlog+0x12a6/0x13c0 [ 97.111994][ C1] ? kmsan_get_metadata+0x4f/0x290 [ 97.117116][ C1] ? can_proto_unregister+0x180/0x180 [ 97.122507][ C1] ? rps_trigger_softirq+0x2e0/0x2e0 [ 97.127810][ C1] net_rx_action+0x7a6/0x1aa0 [ 97.132534][ C1] ? net_tx_action+0xc40/0xc40 [ 97.137312][ C1] __do_softirq+0x4a1/0x83a [ 97.141833][ C1] ? ksoftirqd_should_run+0x30/0x30 [ 97.147041][ C1] ? takeover_tasklets+0x900/0x900 [ 97.152157][ C1] run_ksoftirqd+0x25/0x40 [ 97.156577][ C1] smpboot_thread_fn+0x4a3/0x990 [ 97.161530][ C1] kthread+0x4b5/0x4f0 [ 97.165602][ C1] ? cpu_report_death+0x190/0x190 [ 97.170638][ C1] ? kthread_blkcg+0xf0/0xf0 [ 97.172301][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 97.175231][ C1] ret_from_fork+0x35/0x40 [ 97.175274][ C1] [ 97.183887][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 97.187066][ C1] Uninit was created at: [ 97.190503][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 97.196736][ C1] kmsan_internal_poison_shadow+0x5c/0x110 [ 97.196748][ C1] kmsan_slab_alloc+0x97/0x100 [ 97.196760][ C1] __kmalloc_node_track_caller+0xe27/0x11a0 [ 97.196775][ C1] __alloc_skb+0x306/0xa10 [ 97.196787][ C1] alloc_skb_with_frags+0x18c/0xa80 [ 97.196800][ C1] sock_alloc_send_pskb+0xafd/0x10a0 [ 97.196813][ C1] packet_sendmsg+0x63a6/0x9100 [ 97.196823][ C1] ___sys_sendmsg+0x14ff/0x1590 [ 97.196873][ C1] __sys_sendmmsg+0x53a/0xae0 [ 97.202669][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 97.208325][ C1] __se_sys_sendmmsg+0xbd/0xe0 [ 97.215594][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 97.218896][ C1] __x64_sys_sendmmsg+0x56/0x70 [ 97.225884][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 97.229213][ C1] do_syscall_64+0xb6/0x160 [ 97.235554][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 97.239678][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 97.246048][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 97.249373][ C1] ===================================================== [ 97.255521][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 97.261227][ C1] Disabling lock debugging due to kernel taint [ 97.267165][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 97.273051][ C1] Kernel panic - not syncing: panic_on_warn set ... [ 97.273068][ C1] CPU: 1 PID: 16 Comm: ksoftirqd/1 Tainted: G B 5.4.0-rc8-syzkaller #0 [ 97.273075][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 97.273080][ C1] Call Trace: [ 97.273104][ C1] dump_stack+0x1c9/0x220 [ 97.273156][ C1] panic+0x3c9/0xc1e [ 97.279137][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 97.285096][ C1] kmsan_report+0x215/0x220 [ 97.285153][ C1] __msan_warning+0x64/0xc0 [ 97.290735][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 97.296812][ C1] can_receive+0x23c/0x5e0 [ 97.296838][ C1] canfd_rcv+0x188/0x3a0 [ 97.296892][ C1] ? can_proto_unregister+0x180/0x180 [ 97.304281][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 97.309974][ C1] process_backlog+0x12a6/0x13c0 [ 97.318002][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 97.324227][ C1] ? kmsan_get_metadata+0x4f/0x290 [ 97.324282][ C1] ? can_proto_unregister+0x180/0x180 [ 97.324339][ C1] ? rps_trigger_softirq+0x2e0/0x2e0 [ 97.331786][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 97.337597][ C1] net_rx_action+0x7a6/0x1aa0 [ 97.345587][ T2839] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 97.353704][ C1] ? net_tx_action+0xc40/0xc40 [ 97.353767][ C1] __do_softirq+0x4a1/0x83a [ 97.439455][ C0] ===================================================== [ 97.442321][ C1] ? ksoftirqd_should_run+0x30/0x30 [ 97.447590][ C0] BUG: KMSAN: uninit-value in can_receive+0x23c/0x5e0 [ 97.454760][ C1] ? takeover_tasklets+0x900/0x900 [ 97.499591][ C1] run_ksoftirqd+0x25/0x40 [ 97.504004][ C1] smpboot_thread_fn+0x4a3/0x990 [ 97.508940][ C1] kthread+0x4b5/0x4f0 [ 97.512995][ C1] ? cpu_report_death+0x190/0x190 [ 97.518012][ C1] ? kthread_blkcg+0xf0/0xf0 [ 97.522598][ C1] ret_from_fork+0x35/0x40 [ 97.527016][ C0] CPU: 0 PID: 11386 Comm: syz-executor544 Tainted: G B 5.4.0-rc8-syzkaller #0 [ 97.537147][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 97.547181][ C0] Call Trace: [ 97.550449][ C0] [ 97.553285][ C0] dump_stack+0x1c9/0x220 [ 97.557609][ C0] kmsan_report+0x128/0x220 [ 97.562117][ C0] __msan_warning+0x64/0xc0 [ 97.566627][ C0] can_receive+0x23c/0x5e0 [ 97.571043][ C0] canfd_rcv+0x188/0x3a0 [ 97.575278][ C0] ? can_proto_unregister+0x180/0x180 [ 97.580652][ C0] process_backlog+0x12a6/0x13c0 [ 97.585584][ C0] ? kmsan_get_metadata+0x4f/0x290 [ 97.590707][ C0] ? can_proto_unregister+0x180/0x180 [ 97.596087][ C0] ? rps_trigger_softirq+0x2e0/0x2e0 [ 97.601358][ C0] net_rx_action+0x7a6/0x1aa0 [ 97.606037][ C0] ? net_tx_action+0xc40/0xc40 [ 97.610792][ C0] __do_softirq+0x4a1/0x83a [ 97.615294][ C0] do_softirq_own_stack+0x49/0x80 [ 97.620308][ C0] [ 97.623237][ C0] __local_bh_enable_ip+0x184/0x1d0 [ 97.628425][ C0] local_bh_enable+0x36/0x40 [ 97.633008][ C0] __dev_queue_xmit+0x38e8/0x4200 [ 97.638048][ C0] dev_queue_xmit+0x4b/0x60 [ 97.642544][ C0] ? netdev_core_pick_tx+0x4d0/0x4d0 [ 97.647815][ C0] packet_sendmsg+0x8234/0x9100 [ 97.652658][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 97.658710][ C0] ? aa_label_sk_perm+0x6d6/0x940 [ 97.663739][ C0] ? __msan_metadata_ptr_for_store_8+0x13/0x20 [ 97.669886][ C0] ? kmsan_get_metadata+0x4f/0x290 [ 97.674987][ C0] ? kmsan_internal_set_origin+0x6a/0xb0 [ 97.680608][ C0] ? kmsan_internal_check_memory+0x3f0/0x440 [ 97.686578][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 97.692630][ C0] ? aa_sk_perm+0x730/0xaf0 [ 97.697153][ C0] ? compat_packet_setsockopt+0x360/0x360 [ 97.702869][ C0] ___sys_sendmsg+0x14ff/0x1590 [ 97.707719][ C0] ? kmsan_get_shadow_origin_ptr+0x91/0x4d0 [ 97.713604][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 97.719656][ C0] ? balance_callback+0x48/0x260 [ 97.724582][ C0] ? kmsan_get_metadata+0x4f/0x290 [ 97.729679][ C0] ? kmsan_internal_check_memory+0x99/0x440 [ 97.735560][ C0] ? __msan_get_context_state+0x9/0x20 [ 97.741007][ C0] ? rcu_all_qs+0x23/0x240 [ 97.745433][ C0] __sys_sendmmsg+0x53a/0xae0 [ 97.750113][ C0] ? kmsan_get_shadow_origin_ptr+0x91/0x4d0 [ 97.755996][ C0] ? __msan_metadata_ptr_for_load_4+0x10/0x20 [ 97.762052][ C0] ? prepare_exit_to_usermode+0x19a/0x4d0 [ 97.767753][ C0] ? kmsan_get_shadow_origin_ptr+0x91/0x4d0 [ 97.773634][ C0] __se_sys_sendmmsg+0xbd/0xe0 [ 97.778396][ C0] __x64_sys_sendmmsg+0x56/0x70 [ 97.783243][ C0] do_syscall_64+0xb6/0x160 [ 97.787741][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 97.793616][ C0] RIP: 0033:0x442aa9 [ 97.797590][ C0] Code: e8 0c e8 ff ff 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 6b 09 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 97.817195][ C0] RSP: 002b:00007ffdf3fec6f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 97.825597][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000442aa9 [ 97.833554][ C0] RDX: 000000000400004e RSI: 0000000020000d00 RDI: 0000000000000003 [ 97.841508][ C0] RBP: 0000000000000004 R08: 0000000300000025 R09: 0000000300000025 [ 97.849464][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 97.857433][ C0] R13: 0000000000403930 R14: 0000000000000000 R15: 0000000000000000 [ 97.865399][ C0] [ 97.867710][ C0] Uninit was created at: [ 97.871945][ C0] kmsan_internal_poison_shadow+0x5c/0x110 [ 97.877735][ C0] kmsan_slab_alloc+0x97/0x100 [ 97.882481][ C0] __kmalloc_node_track_caller+0xe27/0x11a0 [ 97.888357][ C0] __alloc_skb+0x306/0xa10 [ 97.892755][ C0] alloc_skb_with_frags+0x18c/0xa80 [ 97.897938][ C0] sock_alloc_send_pskb+0xafd/0x10a0 [ 97.903205][ C0] packet_sendmsg+0x63a6/0x9100 [ 97.908056][ C0] ___sys_sendmsg+0x14ff/0x1590 [ 97.912907][ C0] __sys_sendmmsg+0x53a/0xae0 [ 97.917584][ C0] __se_sys_sendmmsg+0xbd/0xe0 [ 97.922338][ C0] __x64_sys_sendmmsg+0x56/0x70 [ 97.927177][ C0] do_syscall_64+0xb6/0x160 [ 97.931674][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 97.937546][ C0] ===================================================== [ 98.742665][ C1] Shutting down cpus with NMI [ 98.760009][ C1] ------------[ cut here ]------------ [ 98.765468][ C1] kernel BUG at mm/kmsan/kmsan.c:468! [ 98.770831][ C1] invalid opcode: 0000 [#1] SMP [ 98.775674][ C1] CPU: 1 PID: 16 Comm: ksoftirqd/1 Tainted: G B 5.4.0-rc8-syzkaller #0 [ 98.785188][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 98.795250][ C1] RIP: 0010:kmsan_internal_check_memory+0x41d/0x440 [ 98.801820][ C1] Code: c0 e8 c4 a8 72 ff 0f 0b 0f 0b 65 8b 35 30 0c 3c 4f 48 c7 c7 d4 05 e1 bd 31 c0 e8 ab a8 72 ff 0f 0b 0f 0b e8 45 67 4e ff 0f 0b <0f> 0b 65 8b 35 0e 0c 3c 4f 48 c7 c7 d4 05 e1 bd 31 c0 e8 89 a8 72 [ 98.821435][ C1] RSP: 0018:ffffbdf340e7f670 EFLAGS: 00010046 [ 98.827494][ C1] RAX: 0000000000000002 RBX: 00000000067800c0 RCX: 00000000067800c0 [ 98.835447][ C1] RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffffbdf340e7f74c [ 98.843403][ C1] RBP: ffffbdf340e7f718 R08: 0000000000000000 R09: ffffa3766fd41950 [ 98.851355][ C1] R10: 0000000000003100 R11: ffffffffb4c79610 R12: 0000000000000000 [ 98.859310][ C1] R13: 00000000067800c0 R14: 0000000000000006 R15: 0000000000000001 [ 98.867265][ C1] FS: 0000000000000000(0000) GS:ffffa3766fd00000(0000) knlGS:0000000000000000 [ 98.876178][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 98.882746][ C1] CR2: ffffffffff600400 CR3: 000000010e553000 CR4: 00000000001406e0 [ 98.890701][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 98.898656][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 98.906606][ C1] Call Trace: [ 98.909900][ C1] kmsan_check_memory+0xd/0x10 [ 98.914647][ C1] iowrite8+0x99/0x2e0 [ 98.918709][ C1] ? pvpanic_mmio_remove+0x60/0x60 [ 98.923808][ C1] pvpanic_panic_notify+0x46/0x70 [ 98.928819][ C1] atomic_notifier_call_chain+0x13d/0x240 [ 98.934531][ C1] panic+0x45a/0xc1e [ 98.938432][ C1] kmsan_report+0x215/0x220 [ 98.942926][ C1] __msan_warning+0x64/0xc0 [ 98.947419][ C1] can_receive+0x23c/0x5e0 [ 98.951832][ C1] canfd_rcv+0x188/0x3a0 [ 98.956066][ C1] ? can_proto_unregister+0x180/0x180 [ 98.961425][ C1] process_backlog+0x12a6/0x13c0 [ 98.966346][ C1] ? kmsan_get_metadata+0x4f/0x290 [ 98.971575][ C1] ? can_proto_unregister+0x180/0x180 [ 98.976951][ C1] ? rps_trigger_softirq+0x2e0/0x2e0 [ 98.982237][ C1] net_rx_action+0x7a6/0x1aa0 [ 98.986924][ C1] ? net_tx_action+0xc40/0xc40 [ 98.991678][ C1] __do_softirq+0x4a1/0x83a [ 98.996176][ C1] ? ksoftirqd_should_run+0x30/0x30 [ 99.001359][ C1] ? takeover_tasklets+0x900/0x900 [ 99.006542][ C1] run_ksoftirqd+0x25/0x40 [ 99.010944][ C1] smpboot_thread_fn+0x4a3/0x990 [ 99.015879][ C1] kthread+0x4b5/0x4f0 [ 99.020043][ C1] ? cpu_report_death+0x190/0x190 [ 99.025078][ C1] ? kthread_blkcg+0xf0/0xf0 [ 99.029671][ C1] ret_from_fork+0x35/0x40 [ 99.034084][ C1] Modules linked in: [ 99.037972][ C1] ---[ end trace cb2faa43a45a68e9 ]--- [ 99.043418][ C1] RIP: 0010:kmsan_internal_check_memory+0x41d/0x440 [ 99.049993][ C1] Code: c0 e8 c4 a8 72 ff 0f 0b 0f 0b 65 8b 35 30 0c 3c 4f 48 c7 c7 d4 05 e1 bd 31 c0 e8 ab a8 72 ff 0f 0b 0f 0b e8 45 67 4e ff 0f 0b <0f> 0b 65 8b 35 0e 0c 3c 4f 48 c7 c7 d4 05 e1 bd 31 c0 e8 89 a8 72 [ 99.069585][ C1] RSP: 0018:ffffbdf340e7f670 EFLAGS: 00010046 [ 99.075637][ C1] RAX: 0000000000000002 RBX: 00000000067800c0 RCX: 00000000067800c0 [ 99.083596][ C1] RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffffbdf340e7f74c [ 99.091551][ C1] RBP: ffffbdf340e7f718 R08: 0000000000000000 R09: ffffa3766fd41950 [ 99.099508][ C1] R10: 0000000000003100 R11: ffffffffb4c79610 R12: 0000000000000000 [ 99.107461][ C1] R13: 00000000067800c0 R14: 0000000000000006 R15: 0000000000000001 [ 99.115420][ C1] FS: 0000000000000000(0000) GS:ffffa3766fd00000(0000) knlGS:0000000000000000 [ 99.124333][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 99.130897][ C1] CR2: ffffffffff600400 CR3: 000000010e553000 CR4: 00000000001406e0 [ 99.138849][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 99.146802][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 99.154757][ C1] Kernel panic - not syncing: Fatal exception in interrupt [ 99.162631][ C1] Kernel Offset: 0x2ec00000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff) [ 99.174260][ C1] Rebooting in 86400 seconds..