[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 44.443380][ T7560] IPVS: ftp: loaded support on port[0] = 21 [ 44.741893][ T754] tipc: TX() has been purged, node left! [ 45.010160][ T7545] can: request_module (can-proto-0) failed. [ 47.633896][ T7545] can: request_module (can-proto-0) failed. Warning: Permanently added '10.128.10.42' (ECDSA) to the list of known hosts. 2020/02/13 02:04:33 parsed 1 programs 2020/02/13 02:04:33 executed programs: 0 [ 55.894210][ T7640] IPVS: ftp: loaded support on port[0] = 21 [ 55.897042][ T7636] IPVS: ftp: loaded support on port[0] = 21 [ 55.920718][ T7639] IPVS: ftp: loaded support on port[0] = 21 [ 55.923028][ T7634] IPVS: ftp: loaded support on port[0] = 21 [ 55.933397][ T7643] IPVS: ftp: loaded support on port[0] = 21 [ 55.965203][ T7644] IPVS: ftp: loaded support on port[0] = 21 [ 56.155088][ T7639] chnl_net:caif_netlink_parms(): no params data found [ 56.194503][ T7643] chnl_net:caif_netlink_parms(): no params data found [ 56.224023][ T7640] chnl_net:caif_netlink_parms(): no params data found [ 56.248499][ T7639] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.256247][ T7639] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.264247][ T7639] device bridge_slave_0 entered promiscuous mode [ 56.311812][ T7643] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.318906][ T7643] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.326824][ T7643] device bridge_slave_0 entered promiscuous mode [ 56.334703][ T7639] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.343023][ T7639] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.350740][ T7639] device bridge_slave_1 entered promiscuous mode [ 56.376918][ T7640] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.385476][ T7640] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.393220][ T7640] device bridge_slave_0 entered promiscuous mode [ 56.402070][ T7643] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.409136][ T7643] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.418409][ T7643] device bridge_slave_1 entered promiscuous mode [ 56.427008][ T7639] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.459789][ T7640] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.469156][ T7640] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.477294][ T7640] device bridge_slave_1 entered promiscuous mode [ 56.494350][ T7636] chnl_net:caif_netlink_parms(): no params data found [ 56.503960][ T7639] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.548485][ T7643] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.559520][ T7643] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.570048][ T7640] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.583024][ T7644] chnl_net:caif_netlink_parms(): no params data found [ 56.594198][ T7640] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.625587][ T7634] chnl_net:caif_netlink_parms(): no params data found [ 56.640670][ T7639] team0: Port device team_slave_0 added [ 56.648618][ T7643] team0: Port device team_slave_0 added [ 56.674146][ T7640] team0: Port device team_slave_0 added [ 56.681043][ T7639] team0: Port device team_slave_1 added [ 56.688135][ T7643] team0: Port device team_slave_1 added [ 56.698601][ T7636] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.707974][ T7636] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.716918][ T7636] device bridge_slave_0 entered promiscuous mode [ 56.727967][ T7636] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.735341][ T7636] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.743258][ T7636] device bridge_slave_1 entered promiscuous mode [ 56.750864][ T7640] team0: Port device team_slave_1 added [ 56.843522][ T7639] device hsr_slave_0 entered promiscuous mode [ 56.892205][ T7639] device hsr_slave_1 entered promiscuous mode [ 56.950126][ T7634] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.957551][ T7634] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.965284][ T7634] device bridge_slave_0 entered promiscuous mode [ 56.985552][ T7644] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.992684][ T7644] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.000631][ T7644] device bridge_slave_0 entered promiscuous mode [ 57.008115][ T7644] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.015336][ T7644] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.023479][ T7644] device bridge_slave_1 entered promiscuous mode [ 57.032049][ T7636] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.041334][ T7634] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.048903][ T7634] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.056644][ T7634] device bridge_slave_1 entered promiscuous mode [ 57.114337][ T7640] device hsr_slave_0 entered promiscuous mode [ 57.152201][ T7640] device hsr_slave_1 entered promiscuous mode [ 57.212181][ T7640] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 57.219899][ T7640] Cannot create hsr debugfs directory [ 57.275395][ T7643] device hsr_slave_0 entered promiscuous mode [ 57.312291][ T7643] device hsr_slave_1 entered promiscuous mode [ 57.351955][ T7643] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 57.359525][ T7643] Cannot create hsr debugfs directory [ 57.371173][ T7636] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.408519][ T7644] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.431005][ T7636] team0: Port device team_slave_0 added [ 57.439951][ T7644] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.459965][ T7634] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.472170][ T7634] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.487323][ T7636] team0: Port device team_slave_1 added [ 57.496423][ T7644] team0: Port device team_slave_0 added [ 57.504320][ T7644] team0: Port device team_slave_1 added [ 57.535595][ T7634] team0: Port device team_slave_0 added [ 57.597480][ T7636] device hsr_slave_0 entered promiscuous mode [ 57.652175][ T7636] device hsr_slave_1 entered promiscuous mode [ 57.701909][ T7636] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 57.709654][ T7636] Cannot create hsr debugfs directory [ 57.716120][ T7634] team0: Port device team_slave_1 added [ 57.783815][ T7644] device hsr_slave_0 entered promiscuous mode [ 57.852214][ T7644] device hsr_slave_1 entered promiscuous mode [ 57.911994][ T7644] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 57.919637][ T7644] Cannot create hsr debugfs directory [ 57.974611][ T7634] device hsr_slave_0 entered promiscuous mode [ 58.012144][ T7634] device hsr_slave_1 entered promiscuous mode [ 58.051903][ T7634] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 58.059653][ T7634] Cannot create hsr debugfs directory [ 58.135876][ T7640] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.159364][ T7639] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.179428][ T7640] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.199699][ T2756] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.208257][ T2756] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.215976][ T2756] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.225380][ T2756] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.233952][ T2756] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.241061][ T2756] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.249843][ T2756] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 58.259307][ T2756] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.267730][ T2756] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.274851][ T2756] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.284205][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 58.304203][ T7643] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.335007][ T2617] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 58.343824][ T2617] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 58.352920][ T2617] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 58.366361][ T2617] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 58.374894][ T2617] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 58.383881][ T2617] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 58.393120][ T2617] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 58.405138][ T7636] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.416855][ T7634] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.427621][ T7639] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.444431][ T2798] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.456218][ T2798] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.464232][ T2798] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.475672][ T2798] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.484090][ T2798] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.491147][ T2798] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.500409][ T2798] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 58.512299][ T7643] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.538487][ T7634] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.549079][ T2798] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.557606][ T2798] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.565600][ T2798] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 58.574307][ T2798] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 58.583007][ T2798] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 58.591463][ T2798] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.600134][ T2798] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.607264][ T2798] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.615183][ T2798] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 58.623910][ T2798] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 58.632618][ T2798] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 58.641269][ T2798] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 58.649779][ T2798] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 58.658486][ T2798] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 58.667055][ T2798] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 58.675319][ T2798] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 58.683887][ T2798] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 58.692163][ T2798] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 58.700295][ T2798] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.708325][ T2798] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.718216][ T2798] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 58.730322][ T7640] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 58.742287][ T7640] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 58.754989][ T7639] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 58.767989][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 58.776237][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 58.784781][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.793394][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.801646][ T2774] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.808723][ T2774] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.816466][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.825559][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.834048][ T2774] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.841181][ T2774] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.848749][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 58.857767][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.866901][ T2774] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.874065][ T2774] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.882163][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 58.890011][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 58.907245][ T7644] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.919311][ T7636] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.937343][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 58.945887][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 58.959041][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 58.968009][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 58.976610][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.984459][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.992559][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.001075][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.009464][ T2774] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.016614][ T2774] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.024305][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.040484][ T7643] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 59.051664][ T7643] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 59.074980][ T7639] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 59.082416][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.090083][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.106317][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.114994][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.124382][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.132862][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.141116][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.149393][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.157852][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.166250][ T2774] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.173457][ T2774] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.180990][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.189841][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.198437][ T2774] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.205494][ T2774] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.213767][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.222720][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.230304][ T2774] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.263322][ T7640] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 59.271101][ T2617] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.282581][ T2617] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.295215][ T2617] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.304389][ T2617] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.313068][ T2617] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.321574][ T2617] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.329924][ T2617] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.338173][ T2617] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.346738][ T2617] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.355171][ T2617] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.363556][ T2617] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.372036][ T2617] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.380226][ T2617] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.388521][ T2617] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.397369][ T2617] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.405499][ T2617] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.420972][ T7634] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 59.438862][ T7636] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 59.455185][ T7644] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.475829][ T2625] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.484526][ T2625] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.494870][ T2625] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.510521][ T2625] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.518939][ T2625] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.530054][ T2625] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.545396][ T7643] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 59.571124][ T2798] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.587084][ T2798] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.604299][ T2798] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.611374][ T2798] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.619598][ T2798] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.628496][ T2798] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.637341][ T2798] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.644446][ T2798] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.652237][ T2798] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.661064][ T2798] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.673802][ T7636] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 59.716874][ T7634] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 59.740347][ T2625] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.756827][ T2625] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.768189][ T2625] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.777005][ T2625] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.786582][ T2625] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.801671][ T7644] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 59.813351][ T7644] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 59.828286][ T2625] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.838568][ T2625] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.864410][ T2625] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.876927][ T2625] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.887895][ T2625] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.897952][ T2625] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.929208][ T7644] 8021q: adding VLAN 0 to HW filter on device batadv0 2020/02/13 02:04:38 executed programs: 34 2020/02/13 02:04:44 executed programs: 238 2020/02/13 02:04:49 executed programs: 422 2020/02/13 02:04:54 executed programs: 613 2020/02/13 02:04:59 executed programs: 803 2020/02/13 02:05:04 executed programs: 984 2020/02/13 02:05:09 executed programs: 1182 2020/02/13 02:05:14 executed programs: 1379 2020/02/13 02:05:19 executed programs: 1569 2020/02/13 02:05:24 executed programs: 1767 2020/02/13 02:05:29 executed programs: 1939 2020/02/13 02:05:34 executed programs: 2136 2020/02/13 02:05:39 executed programs: 2318 2020/02/13 02:05:44 executed programs: 2502 2020/02/13 02:05:49 executed programs: 2686 2020/02/13 02:05:54 executed programs: 2873 2020/02/13 02:05:59 executed programs: 3053 2020/02/13 02:06:04 executed programs: 3249 2020/02/13 02:06:09 executed programs: 3435 2020/02/13 02:06:14 executed programs: 3636 2020/02/13 02:06:19 executed programs: 3831 2020/02/13 02:06:24 executed programs: 4015 2020/02/13 02:06:29 executed programs: 4202 2020/02/13 02:06:34 executed programs: 4379 2020/02/13 02:06:39 executed programs: 4546 2020/02/13 02:06:44 executed programs: 4725 2020/02/13 02:06:49 executed programs: 4918 2020/02/13 02:06:54 executed programs: 5100 2020/02/13 02:06:59 executed programs: 5293 2020/02/13 02:07:04 executed programs: 5481 2020/02/13 02:07:09 executed programs: 5660 2020/02/13 02:07:14 executed programs: 5836 2020/02/13 02:07:19 executed programs: 6028 2020/02/13 02:07:24 executed programs: 6214 2020/02/13 02:07:29 executed programs: 6407 2020/02/13 02:07:34 executed programs: 6593 2020/02/13 02:07:39 executed programs: 6758 2020/02/13 02:07:44 executed programs: 6948 2020/02/13 02:07:49 executed programs: 7150 2020/02/13 02:07:54 executed programs: 7340 2020/02/13 02:07:59 executed programs: 7505 2020/02/13 02:08:05 executed programs: 7670 2020/02/13 02:08:10 executed programs: 7858 [ 419.442028][ T557] INFO: task syz-executor.4:22808 blocked for more than 143 seconds. [ 419.450578][ T557] Not tainted 5.6.0-rc1-syzkaller #0 [ 419.456488][ T557] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 419.465215][ T557] syz-executor.4 D28928 22808 7636 0x00004006 [ 419.471589][ T557] Call Trace: [ 419.474996][ T557] __schedule+0x856/0x1910 [ 419.479542][ T557] ? __sched_text_start+0x8/0x8 [ 419.484514][ T557] ? wait_woken+0x270/0x270 [ 419.489060][ T557] ? ___might_sleep+0x16b/0x2b0 [ 419.493976][ T557] schedule+0xc3/0x2b0 [ 419.498084][ T557] perf_event_free_task+0x45d/0x660 [ 419.503368][ T557] ? trace_hardirqs_off+0x41/0x1a0 [ 419.508511][ T557] ? perf_event_exit_task+0xa90/0xa90 [ 419.513964][ T557] ? lockdep_hardirqs_on+0x42d/0x5d0 [ 419.519249][ T557] ? init_wait_var_entry+0x200/0x200 [ 419.524651][ T557] ? security_task_free+0x80/0xd0 [ 419.529707][ T557] copy_process+0x35fa/0x6380 [ 419.535300][ T557] ? __cleanup_sighand+0x70/0x70 [ 419.540233][ T557] ? lock_downgrade+0x900/0x900 [ 419.545188][ T557] _do_fork+0xec/0xc30 [ 419.549257][ T557] ? copy_init_mm+0x20/0x20 [ 419.553872][ T557] ? __kasan_check_read+0x11/0x20 [ 419.558945][ T557] ? _copy_to_user+0xcb/0xf0 [ 419.563760][ T557] __x64_sys_clone+0x176/0x230 [ 419.568509][ T557] ? __ia32_sys_vfork+0xc0/0xc0 [ 419.573427][ T557] ? lockdep_hardirqs_on+0x42d/0x5d0 [ 419.578751][ T557] ? do_syscall_64+0x21/0x600 [ 419.583483][ T557] ? trace_hardirqs_on+0x28/0x1b0 [ 419.588508][ T557] do_syscall_64+0xd0/0x600 [ 419.593058][ T557] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 419.598958][ T557] RIP: 0033:0x458c29 [ 419.603078][ T557] Code: fe de fa ff ff 0f 84 90 00 00 00 48 8d 84 24 70 03 00 00 48 29 f0 48 3d f8 02 00 01 76 7d 48 81 ec 08 00 00 01 48 89 ac 24 00 <00> 00 01 48 8d ac 24 00 00 00 01 48 8b 59 20 48 85 db 75 67 48 8b [ 419.622733][ T557] RSP: 002b:00007ff744e1cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 419.631130][ T557] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 0000000000458c29 [ 419.639142][ T557] RDX: 9999999999999999 RSI: 0000000000000000 RDI: 0000002102001ff9 [ 419.647258][ T557] RBP: 000000000073bf00 R08: ffffffffffffffff R09: 0000000000000000 [ 419.655287][ T557] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff744e1d6d4 [ 419.663734][ T557] R13: 00000000004befd3 R14: 00000000004d0020 R15: 00000000ffffffff [ 419.671869][ T557] [ 419.671869][ T557] Showing all locks held in the system: [ 419.679585][ T557] 1 lock held by khungtaskd/557: [ 419.684658][ T557] #0: ffffffff885a5500 (rcu_read_lock){....}, at: debug_show_all_locks+0x5b/0x275 [ 419.694006][ T557] 1 lock held by rsyslogd/7430: [ 419.698890][ T557] #0: ffff8880a42b08a0 (&f->f_pos_lock){+.+.}, at: __fdget_pos+0xa3/0xc0 [ 419.707547][ T557] 2 locks held by getty/7520: [ 419.712450][ T557] #0: ffff888090e4b090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x2d/0x40 [ 419.721425][ T557] #1: ffffc90005f112e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x1ee/0x17d0 [ 419.731203][ T557] 2 locks held by getty/7521: [ 419.735936][ T557] #0: ffff888096f14090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x2d/0x40 [ 419.744947][ T557] #1: ffffc90005f392e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x1ee/0x17d0 [ 419.754505][ T557] 2 locks held by getty/7522: [ 419.759175][ T557] #0: ffff888098e4a090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x2d/0x40 [ 419.768331][ T557] #1: ffffc90005f2d2e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x1ee/0x17d0 [ 419.777930][ T557] 2 locks held by getty/7523: [ 419.782673][ T557] #0: ffff888097633090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x2d/0x40 [ 419.791604][ T557] #1: ffffc90005f352e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x1ee/0x17d0 [ 419.801796][ T557] 2 locks held by getty/7524: [ 419.806471][ T557] #0: ffff8880a9412090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x2d/0x40 [ 419.815486][ T557] #1: ffffc90005f312e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x1ee/0x17d0 [ 419.825084][ T557] 2 locks held by getty/7525: [ 419.829870][ T557] #0: ffff8880923d0090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x2d/0x40 [ 419.839016][ T557] #1: ffffc90005f252e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x1ee/0x17d0 [ 419.848705][ T557] 2 locks held by getty/7526: [ 419.853845][ T557] #0: ffff888098e67090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x2d/0x40 [ 419.862883][ T557] #1: ffffc90005f012e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x1ee/0x17d0 [ 419.872474][ T557] [ 419.874779][ T557] ============================================= [ 419.874779][ T557] [ 419.883766][ T557] NMI backtrace for cpu 0 [ 419.888080][ T557] CPU: 0 PID: 557 Comm: khungtaskd Not tainted 5.6.0-rc1-syzkaller #0 [ 419.896207][ T557] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 419.906245][ T557] Call Trace: [ 419.909724][ T557] dump_stack+0x12d/0x187 [ 419.914050][ T557] nmi_cpu_backtrace.cold.7+0x4b/0x84 [ 419.919483][ T557] ? lapic_can_unplug_cpu.cold.29+0x3f/0x3f [ 419.925355][ T557] nmi_trigger_cpumask_backtrace+0x18b/0x1b7 [ 419.931328][ T557] arch_trigger_cpumask_backtrace+0x14/0x20 [ 419.937264][ T557] watchdog+0x611/0xc50 [ 419.941440][ T557] kthread+0x334/0x3f0 [ 419.945506][ T557] ? hungtask_pm_notify+0x40/0x40 [ 419.950514][ T557] ? kthread_mod_delayed_work+0x190/0x190 [ 419.956266][ T557] ret_from_fork+0x3a/0x50 [ 419.960853][ T557] Sending NMI from CPU 0 to CPUs 1: [ 419.966352][ C1] NMI backtrace for cpu 1 [ 419.966355][ C1] CPU: 1 PID: 754 Comm: kworker/u4:8 Not tainted 5.6.0-rc1-syzkaller #0 [ 419.966357][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 419.966358][ C1] Workqueue: bat_events batadv_nc_worker [ 419.966361][ C1] RIP: 0010:lock_release+0x51/0x910 [ 419.966364][ C1] Code: eb 03 48 81 ec c0 00 00 00 48 c7 85 38 ff ff ff b3 8a b5 41 48 8d 04 13 48 89 b5 30 ff ff ff 48 c7 85 40 ff ff ff 06 9e 1a 88 <48> c7 85 48 ff ff ff c0 a8 52 81 65 4c 8b 3c 25 c0 1e 02 00 c7 00 [ 419.966366][ C1] RSP: 0018:ffff8880a84f7c10 EFLAGS: 00000282 [ 419.966368][ C1] RAX: ffffed101509ef86 RBX: 1ffff1101509ef86 RCX: 1ffff11015198c97 [ 419.966370][ C1] RDX: dffffc0000000000 RSI: ffffffff86bd4a54 RDI: ffffffff885a5500 [ 419.966371][ C1] RBP: ffff8880a84f7cf8 R08: ffffed1015da706c R09: ffffed1015da706c [ 419.966373][ C1] R10: ffffed1015da706b R11: ffff8880aed3835b R12: ffff8880a84f7cd0 [ 419.966375][ C1] R13: ffffffff885a5500 R14: 0000000000000000 R15: dffffc0000000000 [ 419.966376][ C1] FS: 0000000000000000(0000) GS:ffff8880aed00000(0000) knlGS:0000000000000000 [ 419.966378][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 419.966379][ C1] CR2: 00007f00838fd140 CR3: 000000009a678000 CR4: 00000000001406e0 [ 419.966381][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 419.966382][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 419.966383][ C1] Call Trace: [ 419.966385][ C1] ? batadv_nc_worker+0x174/0x620 [ 419.966386][ C1] ? lock_downgrade+0x900/0x900 [ 419.966387][ C1] ? lock_acquire+0x194/0x410 [ 419.966388][ C1] ? batadv_nc_worker+0xbc/0x620 [ 419.966390][ C1] ? __kasan_check_read+0x11/0x20 [ 419.966391][ C1] ? rcu_dynticks_curr_cpu_in_eqs+0x54/0xb0 [ 419.966392][ C1] batadv_nc_worker+0x190/0x620 [ 419.966393][ C1] process_one_work+0x891/0x1690 [ 419.966394][ C1] ? mark_held_locks+0x130/0x130 [ 419.966396][ C1] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 419.966397][ C1] ? lock_acquire+0x194/0x410 [ 419.966398][ C1] worker_thread+0x85/0xb60 [ 419.966399][ C1] ? __kthread_parkme+0x47/0x1a0 [ 419.966400][ C1] kthread+0x334/0x3f0 [ 419.966402][ C1] ? process_one_work+0x1690/0x1690 [ 419.966403][ C1] ? kthread_mod_delayed_work+0x190/0x190 [ 419.966404][ C1] ret_from_fork+0x3a/0x50 [ 419.967830][ T557] Kernel panic - not syncing: hung_task: blocked tasks [ 420.198972][ T557] CPU: 0 PID: 557 Comm: khungtaskd Not tainted 5.6.0-rc1-syzkaller #0 [ 420.207128][ T557] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 420.217455][ T557] Call Trace: [ 420.220737][ T557] dump_stack+0x12d/0x187 [ 420.225051][ T557] panic+0x22a/0x4f5 [ 420.228934][ T557] ? add_taint.cold.7+0x11/0x11 [ 420.233761][ T557] ? ___preempt_schedule+0x16/0x18 [ 420.238867][ T557] watchdog+0x622/0xc50 [ 420.243020][ T557] kthread+0x334/0x3f0 [ 420.247076][ T557] ? hungtask_pm_notify+0x40/0x40 [ 420.252080][ T557] ? kthread_mod_delayed_work+0x190/0x190 [ 420.257784][ T557] ret_from_fork+0x3a/0x50 [ 420.263962][ T557] Kernel Offset: disabled [ 420.268336][ T557] Rebooting in 86400 seconds..