Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 44.632356][ T27] audit: type=1400 audit(1587069932.703:8): avc: denied { execmem } for pid=6913 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 44.645630][ T6914] IPVS: ftp: loaded support on port[0] = 21 [ 44.945626][ T94] tipc: TX() has been purged, node left! [ 45.334967][ T6895] can: request_module (can-proto-0) failed. [ 48.077064][ T6895] can: request_module (can-proto-0) failed. [ 48.089028][ T6895] can: request_module (can-proto-0) failed. [ 48.130048][ T27] audit: type=1400 audit(1587069936.203:9): avc: denied { create } for pid=6890 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 '10.128.10.49' (ECDSA) to the list of known hosts. 2020/04/16 20:45:43 parsed 1 programs 2020/04/16 20:45:44 executed programs: 0 [ 56.580700][ T27] audit: type=1400 audit(1587069944.655:10): avc: denied { execmem } for pid=7030 comm="syz-executor.1" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 56.659805][ T7032] IPVS: ftp: loaded support on port[0] = 21 [ 56.665096][ T7033] IPVS: ftp: loaded support on port[0] = 21 [ 56.729568][ T7040] IPVS: ftp: loaded support on port[0] = 21 [ 56.732731][ T7036] IPVS: ftp: loaded support on port[0] = 21 [ 56.795546][ T7049] IPVS: ftp: loaded support on port[0] = 21 [ 56.815892][ T7042] IPVS: ftp: loaded support on port[0] = 21 [ 57.097495][ T7033] chnl_net:caif_netlink_parms(): no params data found [ 57.117811][ T7040] chnl_net:caif_netlink_parms(): no params data found [ 57.186763][ T7032] chnl_net:caif_netlink_parms(): no params data found [ 57.198181][ T7042] chnl_net:caif_netlink_parms(): no params data found [ 57.247698][ T7049] chnl_net:caif_netlink_parms(): no params data found [ 57.339385][ T7033] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.349053][ T7033] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.359563][ T7033] device bridge_slave_0 entered promiscuous mode [ 57.372690][ T7033] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.380676][ T7033] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.391006][ T7033] device bridge_slave_1 entered promiscuous mode [ 57.399257][ T7040] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.407010][ T7040] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.415497][ T7040] device bridge_slave_0 entered promiscuous mode [ 57.424961][ T7040] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.432113][ T7040] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.440176][ T7040] device bridge_slave_1 entered promiscuous mode [ 57.462321][ T7042] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.471310][ T7042] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.482157][ T7042] device bridge_slave_0 entered promiscuous mode [ 57.490336][ T7032] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.498796][ T7032] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.506875][ T7032] device bridge_slave_0 entered promiscuous mode [ 57.519076][ T7032] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.528495][ T7032] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.537034][ T7032] device bridge_slave_1 entered promiscuous mode [ 57.547292][ T7036] chnl_net:caif_netlink_parms(): no params data found [ 57.580099][ T7042] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.590532][ T7042] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.599738][ T7042] device bridge_slave_1 entered promiscuous mode [ 57.627024][ T7033] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.650395][ T7049] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.658991][ T7049] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.667995][ T7049] device bridge_slave_0 entered promiscuous mode [ 57.680663][ T7049] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.689059][ T7049] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.697632][ T7049] device bridge_slave_1 entered promiscuous mode [ 57.720068][ T7033] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.730933][ T7040] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.743766][ T7040] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.761558][ T7042] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.777849][ T7042] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.789260][ T7032] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.801822][ T7032] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.829954][ T7036] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.838464][ T7036] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.846921][ T7036] device bridge_slave_0 entered promiscuous mode [ 57.868235][ T7049] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.892027][ T7036] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.900066][ T7036] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.908447][ T7036] device bridge_slave_1 entered promiscuous mode [ 57.933998][ T7049] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.948625][ T7033] team0: Port device team_slave_0 added [ 57.957119][ T7040] team0: Port device team_slave_0 added [ 57.968729][ T7042] team0: Port device team_slave_0 added [ 57.983878][ T7032] team0: Port device team_slave_0 added [ 57.997026][ T7033] team0: Port device team_slave_1 added [ 58.004677][ T7040] team0: Port device team_slave_1 added [ 58.011611][ T7042] team0: Port device team_slave_1 added [ 58.019767][ T7036] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.031152][ T7032] team0: Port device team_slave_1 added [ 58.115465][ T7033] device hsr_slave_0 entered promiscuous mode [ 58.163648][ T7033] device hsr_slave_1 entered promiscuous mode [ 58.205121][ T7036] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.216777][ T7049] team0: Port device team_slave_0 added [ 58.254164][ T7049] team0: Port device team_slave_1 added [ 58.317871][ T7033] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 58.341602][ T7033] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 58.388328][ T7036] team0: Port device team_slave_0 added [ 58.444640][ T7032] device hsr_slave_0 entered promiscuous mode [ 58.483110][ T7032] device hsr_slave_1 entered promiscuous mode [ 58.532897][ T7032] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 58.541166][ T7032] Cannot create hsr debugfs directory [ 58.615061][ T7040] device hsr_slave_0 entered promiscuous mode [ 58.633094][ T7040] device hsr_slave_1 entered promiscuous mode [ 58.672843][ T7040] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 58.680587][ T7040] Cannot create hsr debugfs directory [ 58.725059][ T7042] device hsr_slave_0 entered promiscuous mode [ 58.763100][ T7042] device hsr_slave_1 entered promiscuous mode [ 58.803764][ T7042] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 58.811509][ T7042] Cannot create hsr debugfs directory [ 58.817975][ T7033] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 58.865770][ T7036] team0: Port device team_slave_1 added [ 58.871592][ T7033] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 58.966433][ T7049] device hsr_slave_0 entered promiscuous mode [ 59.014383][ T7049] device hsr_slave_1 entered promiscuous mode [ 59.052731][ T7049] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 59.060494][ T7049] Cannot create hsr debugfs directory [ 59.134687][ T7036] device hsr_slave_0 entered promiscuous mode [ 59.203088][ T7036] device hsr_slave_1 entered promiscuous mode [ 59.262698][ T7036] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 59.270281][ T7036] Cannot create hsr debugfs directory [ 59.336822][ T7040] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 59.386188][ T7040] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 59.428913][ T7040] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 59.477651][ T7040] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 59.542174][ T7032] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 59.585072][ T7032] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 59.625269][ T7032] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 59.707677][ T7032] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 59.791180][ T7033] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.807750][ T7049] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 59.897214][ T7049] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 59.964339][ T7049] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 60.027120][ T7049] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 60.107069][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.115680][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.140408][ T7033] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.190854][ T7042] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 60.258856][ T7042] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 60.315653][ T7042] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 60.367926][ T7042] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 60.443867][ T7036] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 60.485930][ T7036] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 60.534307][ T7036] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 60.587960][ T7040] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.608194][ T3947] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.617215][ T3947] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.626213][ T3947] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.633554][ T3947] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.641542][ T3947] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.651795][ T3947] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.660227][ T3947] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.667371][ T3947] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.675123][ T3947] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.684562][ T3947] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.703522][ T7036] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 60.765449][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.777704][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.786911][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.796691][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.805640][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.815649][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.824690][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.836296][ T7040] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.853354][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.863321][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.871646][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.887011][ T7049] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.917320][ T7033] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 60.930559][ T7033] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.945094][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.957586][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.967131][ T2747] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.974501][ T2747] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.984318][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.992984][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.001403][ T2747] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.008526][ T2747] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.016716][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.025896][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.034544][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.044442][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.064075][ T7049] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.089715][ T7032] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.103556][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.111463][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.124111][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.145859][ T7042] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.185600][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.199071][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.208223][ T2819] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.215391][ T2819] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.227375][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.236579][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.248974][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.257950][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.270373][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.279536][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.288820][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.298072][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.307349][ T2819] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.314540][ T2819] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.322512][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.331234][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.339230][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.347107][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.358791][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.366981][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.381731][ T7042] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.407239][ T7032] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.418141][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.427729][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.439732][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.447744][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.460017][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.469310][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.478305][ T2676] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.485439][ T2676] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.493134][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.501662][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.510137][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.518924][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.527690][ T2676] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.534873][ T2676] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.543443][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.555297][ T7033] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.569483][ T7040] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.594692][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.603963][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.613588][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.637983][ T7036] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.668250][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.676610][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.695393][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.715260][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.743084][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.743530][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.743943][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.744330][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.744748][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.745043][ T2747] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.745092][ T2747] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.745348][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.745927][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.746538][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.748808][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.749222][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.750998][ T7049] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.780306][ T7036] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.806766][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.807155][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.807387][ T2819] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.807408][ T2819] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.807609][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.808034][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.808119][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.808185][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.808526][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.809404][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.809750][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.809966][ T2819] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.809986][ T2819] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.810171][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.810643][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.810962][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.811261][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.819972][ T7040] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 62.102479][ T3947] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 62.102995][ T3947] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 62.103441][ T3947] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 62.103746][ T3947] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 62.103967][ T3947] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.103989][ T3947] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.104182][ T3947] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 62.104557][ T3947] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 62.117718][ T7042] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 62.152752][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 62.152926][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 62.153027][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 62.153629][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 62.154358][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 62.154846][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 62.155163][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 62.155456][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 62.175530][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 62.176196][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 62.176809][ T2819] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 62.196355][ T7049] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 62.196692][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 62.197121][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 62.197436][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 62.198130][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 62.198782][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 62.211529][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 62.212319][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 62.217076][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 62.217194][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 62.220359][ T7032] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 62.245361][ T7032] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 62.257537][ T7042] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 62.262708][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 62.263186][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 62.264575][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 62.264697][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 62.269779][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 62.270205][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 62.280509][ T7036] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 62.353177][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 62.353322][ T2747] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 62.388466][ T7036] 8021q: adding VLAN 0 to HW filter on device batadv0 2020/04/16 20:45:50 executed programs: 6 [ 62.952456][ T8023] ================================================================== [ 62.952494][ T8023] BUG: KASAN: user-memory-access in insert_char+0x1e2/0x3e0 [ 62.952500][ T8023] Read of size 212 at addr 00000000ffffff3a by task syz-executor.1/8023 [ 62.952503][ T8023] [ 62.952512][ T8023] CPU: 1 PID: 8023 Comm: syz-executor.1 Not tainted 5.7.0-rc1-syzkaller #0 [ 62.952516][ T8023] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.952539][ T8023] Call Trace: [ 62.952550][ T8023] dump_stack+0x12d/0x187 [ 62.952559][ T8023] ? insert_char+0x1e2/0x3e0 [ 62.952564][ T8023] ? insert_char+0x1e2/0x3e0 [ 62.952569][ T8023] ? insert_char+0x1e2/0x3e0 [ 62.952581][ T8023] __kasan_report.cold.11+0x5/0x4e [ 62.952594][ T8023] ? SOFTIRQ_verbose+0x10/0x10 [ 62.952599][ T8023] ? insert_char+0x1e2/0x3e0 [ 62.952610][ T8023] kasan_report+0x38/0x50 [ 62.952621][ T8023] check_memory_region+0x1cc/0x1f0 [ 62.952630][ T8023] memmove+0x23/0x60 [ 62.952639][ T8023] insert_char+0x1e2/0x3e0 [ 62.952644][ T8023] ? find_held_lock+0x36/0x1d0 [ 62.952658][ T8023] do_con_trol+0x5742/0x63d0 [ 62.952667][ T8023] ? __atomic_notifier_call_chain+0x7d/0x110 [ 62.952673][ T8023] ? lock_downgrade+0x960/0x960 [ 62.952682][ T8023] ? reset_palette+0x200/0x200 [ 62.952694][ T8023] ? __kasan_check_read+0x11/0x20 [ 62.952706][ T8023] ? __atomic_notifier_call_chain+0x95/0x110 [ 62.952718][ T8023] do_con_write.part.25+0xaa9/0x1ac0 [ 62.952745][ T8023] ? do_con_trol+0x63d0/0x63d0 [ 62.952751][ T8023] ? mark_held_locks+0xb8/0x130 [ 62.952757][ T8023] ? do_raw_spin_lock+0x132/0x2e0 [ 62.952770][ T8023] ? _raw_spin_unlock_irqrestore+0x7d/0xd0 [ 62.952778][ T8023] ? add_wait_queue+0x107/0x160 [ 62.952784][ T8023] ? lockdep_hardirqs_on+0x481/0x620 [ 62.952789][ T8023] ? _raw_spin_unlock_irqrestore+0x7d/0xd0 [ 62.952798][ T8023] ? trace_hardirqs_on+0x28/0x1a0 [ 62.952815][ T8023] con_write+0x1f/0x80 [ 62.952824][ T8023] n_tty_write+0x494/0xfa0 [ 62.952833][ T8023] ? __might_fault+0xf1/0x1b0 [ 62.952852][ T8023] ? n_tty_open+0x160/0x160 [ 62.952860][ T8023] ? prepare_to_wait_exclusive+0x390/0x390 [ 62.952872][ T8023] ? __kasan_check_write+0x14/0x20 [ 62.952886][ T8023] tty_write+0x377/0x7e0 [ 62.952897][ T8023] ? n_tty_open+0x160/0x160 [ 62.952913][ T8023] __vfs_write+0x5e/0x110 [ 62.952924][ T8023] vfs_write+0x190/0x530 [ 62.952935][ T8023] ksys_write+0x10b/0x220 [ 62.952944][ T8023] ? __ia32_sys_read+0xa0/0xa0 [ 62.952956][ T8023] ? do_syscall_64+0x21/0x630 [ 62.952962][ T8023] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 62.952974][ T8023] __x64_sys_write+0x6e/0xb0 [ 62.952989][ T8023] do_syscall_64+0xca/0x630 [ 62.953000][ T8023] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 62.953007][ T8023] RIP: 0033:0x45a849 [ 62.953015][ T8023] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 62.953019][ T8023] RSP: 002b:00007f74a0c12c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 62.953032][ T8023] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a849 [ 62.953036][ T8023] RDX: 0000000000000078 RSI: 0000000020000000 RDI: 0000000000000004 [ 62.953041][ T8023] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 62.953045][ T8023] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f74a0c136d4 [ 62.953049][ T8023] R13: 00000000004cbd0f R14: 00000000004e59d8 R15: 00000000ffffffff [ 62.953075][ T8023] ================================================================== [ 62.953079][ T8023] Disabling lock debugging due to kernel taint [ 62.953101][ T8023] Kernel panic - not syncing: panic_on_warn set ... [ 62.953106][ T8023] CPU: 1 PID: 8023 Comm: syz-executor.1 Tainted: G B 5.7.0-rc1-syzkaller #0 [ 62.953109][ T8023] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.953111][ T8023] Call Trace: [ 62.953116][ T8023] dump_stack+0x12d/0x187 [ 62.953120][ T8023] ? insert_char+0xf0/0x3e0 [ 62.953124][ T8023] ? insert_char+0x1e2/0x3e0 [ 62.953130][ T8023] panic+0x22a/0x4e3 [ 62.953134][ T8023] ? add_taint.cold.7+0x11/0x11 [ 62.953139][ T8023] ? do_raw_spin_unlock+0x54/0x260 [ 62.953144][ T8023] ? insert_char+0x1e2/0x3e0 [ 62.953147][ T8023] ? insert_char+0x1e2/0x3e0 [ 62.953151][ T8023] end_report+0x51/0x59 [ 62.953155][ T8023] __kasan_report.cold.11+0xe/0x4e [ 62.953159][ T8023] ? SOFTIRQ_verbose+0x10/0x10 [ 62.953162][ T8023] ? insert_char+0x1e2/0x3e0 [ 62.953166][ T8023] kasan_report+0x38/0x50 [ 62.953170][ T8023] check_memory_region+0x1cc/0x1f0 [ 62.953174][ T8023] memmove+0x23/0x60 [ 62.953178][ T8023] insert_char+0x1e2/0x3e0 [ 62.953182][ T8023] ? find_held_lock+0x36/0x1d0 [ 62.953187][ T8023] do_con_trol+0x5742/0x63d0 [ 62.953191][ T8023] ? __atomic_notifier_call_chain+0x7d/0x110 [ 62.953195][ T8023] ? lock_downgrade+0x960/0x960 [ 62.953199][ T8023] ? reset_palette+0x200/0x200 [ 62.953204][ T8023] ? __kasan_check_read+0x11/0x20 [ 62.953209][ T8023] ? __atomic_notifier_call_chain+0x95/0x110 [ 62.953214][ T8023] do_con_write.part.25+0xaa9/0x1ac0 [ 62.953224][ T8023] ? do_con_trol+0x63d0/0x63d0 [ 62.953228][ T8023] ? mark_held_locks+0xb8/0x130 [ 62.953231][ T8023] ? do_raw_spin_lock+0x132/0x2e0 [ 62.953236][ T8023] ? _raw_spin_unlock_irqrestore+0x7d/0xd0 [ 62.953239][ T8023] ? add_wait_queue+0x107/0x160 [ 62.953243][ T8023] ? lockdep_hardirqs_on+0x481/0x620 [ 62.953247][ T8023] ? _raw_spin_unlock_irqrestore+0x7d/0xd0 [ 62.953250][ T8023] ? trace_hardirqs_on+0x28/0x1a0 [ 62.953257][ T8023] con_write+0x1f/0x80 [ 62.953261][ T8023] n_tty_write+0x494/0xfa0 [ 62.953265][ T8023] ? __might_fault+0xf1/0x1b0 [ 62.953272][ T8023] ? n_tty_open+0x160/0x160 [ 62.953277][ T8023] ? prepare_to_wait_exclusive+0x390/0x390 [ 62.953282][ T8023] ? __kasan_check_write+0x14/0x20 [ 62.953287][ T8023] tty_write+0x377/0x7e0 [ 62.953292][ T8023] ? n_tty_open+0x160/0x160 [ 62.953297][ T8023] __vfs_write+0x5e/0x110 [ 62.953302][ T8023] vfs_write+0x190/0x530 [ 62.953307][ T8023] ksys_write+0x10b/0x220 [ 62.953312][ T8023] ? __ia32_sys_read+0xa0/0xa0 [ 62.953316][ T8023] ? do_syscall_64+0x21/0x630 [ 62.953320][ T8023] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 62.953326][ T8023] __x64_sys_write+0x6e/0xb0 [ 62.953330][ T8023] do_syscall_64+0xca/0x630 [ 62.953336][ T8023] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 62.953338][ T8023] RIP: 0033:0x45a849 [ 62.953342][ T8023] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 62.953344][ T8023] RSP: 002b:00007f74a0c12c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 62.953352][ T8023] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a849 [ 62.953354][ T8023] RDX: 0000000000000078 RSI: 0000000020000000 RDI: 0000000000000004 [ 62.953356][ T8023] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 62.953358][ T8023] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f74a0c136d4 [ 62.953360][ T8023] R13: 00000000004cbd0f R14: 00000000004e59d8 R15: 00000000ffffffff [ 62.954727][ T8023] Kernel Offset: disabled