[info] Using makefile-style concurrent boot in runlevel 2. [....] 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: [ 59.932124][ T9354] IPVS: ftp: loaded support on port[0] = 21 [ 60.316846][ T9343] can: request_module (can-proto-0) failed. [ 61.195628][ T9343] can: request_module (can-proto-0) failed. Warning: Permanently added '10.128.10.55' (ECDSA) to the list of known hosts. 2019/07/28 03:25:52 parsed 1 programs 2019/07/28 03:25:53 executed programs: 0 [ 69.215721][ T9429] IPVS: ftp: loaded support on port[0] = 21 [ 69.262891][ T9431] IPVS: ftp: loaded support on port[0] = 21 [ 69.307438][ T9435] IPVS: ftp: loaded support on port[0] = 21 [ 69.314550][ T9436] IPVS: ftp: loaded support on port[0] = 21 [ 69.338758][ T9429] chnl_net:caif_netlink_parms(): no params data found [ 69.363527][ T9438] IPVS: ftp: loaded support on port[0] = 21 [ 69.375456][ T9439] IPVS: ftp: loaded support on port[0] = 21 [ 69.426267][ T9429] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.433873][ T9429] bridge0: port 1(bridge_slave_0) entered disabled state [ 69.441520][ T9429] device bridge_slave_0 entered promiscuous mode [ 69.449988][ T9429] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.457032][ T9429] bridge0: port 2(bridge_slave_1) entered disabled state [ 69.464500][ T9429] device bridge_slave_1 entered promiscuous mode [ 69.483120][ T9429] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 69.494471][ T9429] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 69.530789][ T9429] team0: Port device team_slave_0 added [ 69.537558][ T9429] team0: Port device team_slave_1 added [ 69.579571][ T9431] chnl_net:caif_netlink_parms(): no params data found [ 69.671460][ T9429] device hsr_slave_0 entered promiscuous mode [ 69.740165][ T9429] device hsr_slave_1 entered promiscuous mode [ 69.842223][ T9439] chnl_net:caif_netlink_parms(): no params data found [ 69.855080][ T9435] chnl_net:caif_netlink_parms(): no params data found [ 69.875088][ T9431] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.882234][ T9431] bridge0: port 1(bridge_slave_0) entered disabled state [ 69.889609][ T9431] device bridge_slave_0 entered promiscuous mode [ 69.898710][ T9438] chnl_net:caif_netlink_parms(): no params data found [ 69.915638][ T9431] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.923091][ T9431] bridge0: port 2(bridge_slave_1) entered disabled state [ 69.930627][ T9431] device bridge_slave_1 entered promiscuous mode [ 69.965528][ T9431] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 69.979085][ T9431] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 70.016697][ T9435] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.024236][ T9435] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.031759][ T9435] device bridge_slave_0 entered promiscuous mode [ 70.042354][ T9435] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.049498][ T9435] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.058116][ T9435] device bridge_slave_1 entered promiscuous mode [ 70.065628][ T9431] team0: Port device team_slave_0 added [ 70.072537][ T9431] team0: Port device team_slave_1 added [ 70.081349][ T9436] chnl_net:caif_netlink_parms(): no params data found [ 70.089684][ T9438] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.096906][ T9438] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.104726][ T9438] device bridge_slave_0 entered promiscuous mode [ 70.111963][ T9429] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.118998][ T9429] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.126304][ T9429] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.133344][ T9429] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.148770][ T9439] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.155945][ T9439] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.163697][ T9439] device bridge_slave_0 entered promiscuous mode [ 70.171333][ T9439] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.178384][ T9439] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.186035][ T9439] device bridge_slave_1 entered promiscuous mode [ 70.198959][ T9438] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.206962][ T9438] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.215290][ T9438] device bridge_slave_1 entered promiscuous mode [ 70.237526][ T9439] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 70.247971][ T9435] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 70.258567][ T9435] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 70.311837][ T9431] device hsr_slave_0 entered promiscuous mode [ 70.350245][ T9431] device hsr_slave_1 entered promiscuous mode [ 70.400063][ T9431] debugfs: Directory 'hsr0' with parent '/' already present! [ 70.415948][ T9439] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 70.437601][ T9435] team0: Port device team_slave_0 added [ 70.444402][ T9446] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.451901][ T9446] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.465925][ T9438] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 70.480314][ T9439] team0: Port device team_slave_0 added [ 70.486641][ T9435] team0: Port device team_slave_1 added [ 70.503588][ T9438] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 70.518720][ T9439] team0: Port device team_slave_1 added [ 70.571891][ T9435] device hsr_slave_0 entered promiscuous mode [ 70.610306][ T9435] device hsr_slave_1 entered promiscuous mode [ 70.659992][ T9435] debugfs: Directory 'hsr0' with parent '/' already present! [ 70.667615][ T9436] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.674802][ T9436] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.682547][ T9436] device bridge_slave_0 entered promiscuous mode [ 70.701528][ T9436] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.708614][ T9436] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.716121][ T9436] device bridge_slave_1 entered promiscuous mode [ 70.723724][ T9438] team0: Port device team_slave_0 added [ 70.743005][ T9438] team0: Port device team_slave_1 added [ 70.801926][ T9438] device hsr_slave_0 entered promiscuous mode [ 70.840263][ T9438] device hsr_slave_1 entered promiscuous mode [ 70.880076][ T9438] debugfs: Directory 'hsr0' with parent '/' already present! [ 70.921808][ T9439] device hsr_slave_0 entered promiscuous mode [ 70.970159][ T9439] device hsr_slave_1 entered promiscuous mode [ 71.029993][ T9439] debugfs: Directory 'hsr0' with parent '/' already present! [ 71.038576][ T9436] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 71.049168][ T9436] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 71.079045][ T9436] team0: Port device team_slave_0 added [ 71.085917][ T9436] team0: Port device team_slave_1 added [ 71.152036][ T9436] device hsr_slave_0 entered promiscuous mode [ 71.210273][ T9436] device hsr_slave_1 entered promiscuous mode [ 71.290073][ T9436] debugfs: Directory 'hsr0' with parent '/' already present! [ 71.307989][ T9436] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.315096][ T9436] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.322426][ T9436] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.329480][ T9436] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.354762][ T9429] 8021q: adding VLAN 0 to HW filter on device bond0 [ 71.376432][ T22] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.394282][ T22] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.403306][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 71.411329][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 71.420974][ T9429] 8021q: adding VLAN 0 to HW filter on device team0 [ 71.436870][ T9435] 8021q: adding VLAN 0 to HW filter on device bond0 [ 71.449209][ T9439] 8021q: adding VLAN 0 to HW filter on device bond0 [ 71.456639][ T9446] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 71.465253][ T9446] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 71.473788][ T9446] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.481228][ T9446] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.496597][ T9429] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 71.507186][ T9429] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 71.533813][ T9435] 8021q: adding VLAN 0 to HW filter on device team0 [ 71.541784][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 71.551629][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 71.560563][ T17] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.567942][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.575695][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 71.584805][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 71.593214][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 71.601745][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 71.611888][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 71.620445][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 71.635747][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 71.644026][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 71.652231][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 71.660509][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 71.668479][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 71.676169][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 71.684127][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 71.692010][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 71.708876][ T9436] 8021q: adding VLAN 0 to HW filter on device bond0 [ 71.721814][ T9439] 8021q: adding VLAN 0 to HW filter on device team0 [ 71.735741][ T9446] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 71.743569][ T9446] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 71.751468][ T9446] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 71.760007][ T9446] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 71.768157][ T9446] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.775253][ T9446] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.783403][ T9446] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 71.791937][ T9446] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 71.800501][ T9446] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.807556][ T9446] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.815599][ T9446] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 71.824232][ T9446] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 71.832526][ T9446] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.839665][ T9446] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.847962][ T9446] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 71.856351][ T9446] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 71.864647][ T9446] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.871692][ T9446] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.880497][ T9446] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 71.888266][ T9446] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 71.900145][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 71.913318][ T9431] 8021q: adding VLAN 0 to HW filter on device bond0 [ 71.924874][ T9438] 8021q: adding VLAN 0 to HW filter on device bond0 [ 71.933608][ T9446] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 71.941319][ T9446] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 71.951767][ T9436] 8021q: adding VLAN 0 to HW filter on device team0 [ 71.967965][ T9431] 8021q: adding VLAN 0 to HW filter on device team0 [ 71.979602][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 71.988543][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 71.997429][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 72.005975][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 72.015724][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 72.024119][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 72.031728][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 72.039710][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 72.048127][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 72.056989][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 72.065500][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 72.073726][ T22] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.080798][ T22] bridge0: port 1(bridge_slave_0) entered forwarding state [ 72.088396][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 72.097034][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 72.106051][ T22] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.113464][ T22] bridge0: port 2(bridge_slave_1) entered forwarding state [ 72.127649][ T9435] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 72.138643][ T9435] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 72.154374][ T9429] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 72.164142][ T9438] 8021q: adding VLAN 0 to HW filter on device team0 [ 72.174822][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 72.183717][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 72.191525][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 72.199231][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 72.212647][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 72.221398][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 72.229781][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 72.238831][ T17] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.245922][ T17] bridge0: port 1(bridge_slave_0) entered forwarding state [ 72.253570][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 72.261760][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 72.269959][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 72.278656][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 72.287267][ T17] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.294356][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state [ 72.302216][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 72.311368][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 72.319412][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 72.327832][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 72.335515][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 72.344356][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 72.352007][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 72.368456][ T9435] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 72.384902][ T9436] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 72.401712][ T9436] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 72.413170][ T3001] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 72.422588][ T3001] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 72.431134][ T3001] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 72.439440][ T3001] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.446505][ T3001] bridge0: port 1(bridge_slave_0) entered forwarding state [ 72.454144][ T3001] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 72.463187][ T3001] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 72.471364][ T3001] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 72.479664][ T3001] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 72.488024][ T3001] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 72.496328][ T3001] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 72.504868][ T3001] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 72.512990][ T3001] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 72.522023][ T3001] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 72.529831][ T3001] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 72.537549][ T3001] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 72.546196][ T3001] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 72.568824][ T9436] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 72.577003][ T9359] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 72.595286][ T9359] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 72.607438][ T9359] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 72.616464][ T9359] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 72.624814][ T9359] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.631892][ T9359] bridge0: port 2(bridge_slave_1) entered forwarding state [ 72.639367][ T9359] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 72.648539][ T9359] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 72.657106][ T9359] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 72.665614][ T9359] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 72.674188][ T9359] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 72.716784][ C0] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 72.726529][ T9438] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 72.758023][ T9438] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 72.761400][ C0] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 72.775314][ T9439] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 72.793127][ T9439] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 72.805578][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 72.815028][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 177.819904][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 177.826548][ C1] rcu: 1-...!: (10500 ticks this GP) idle=d2a/1/0x4000000000000002 softirq=9914/9914 fqs=0 [ 177.836682][ C1] (t=10500 jiffies g=7437 q=73) [ 177.841641][ C1] rcu: rcu_preempt kthread starved for 10500 jiffies! g7437 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=1 [ 177.852922][ C1] rcu: RCU grace-period kthread stack dump: [ 177.858800][ C1] rcu_preempt I29792 10 2 0x80004000 [ 177.865164][ C1] Call Trace: [ 177.868467][ C1] __schedule+0x713/0x1520 [ 177.872881][ C1] ? __sched_text_start+0x8/0x8 [ 177.877725][ C1] ? debug_object_init_on_stack+0x20/0x20 [ 177.883454][ C1] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 177.889259][ C1] schedule+0x8f/0x260 [ 177.893333][ C1] schedule_timeout+0x38b/0xad0 [ 177.898166][ C1] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 177.903958][ C1] ? usleep_range+0x130/0x130 [ 177.908637][ C1] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 177.914436][ C1] ? prepare_to_swait_event+0x130/0x390 [ 177.919972][ C1] ? __next_timer_interrupt+0x100/0x100 [ 177.925507][ C1] ? trace_hardirqs_on+0x28/0x1a0 [ 177.930517][ C1] ? __kasan_check_read+0x11/0x20 [ 177.935550][ C1] rcu_gp_kthread+0x997/0x1820 [ 177.940313][ C1] ? wait_rcu_exp_gp+0x40/0x40 [ 177.945064][ C1] ? __kasan_check_read+0x11/0x20 [ 177.950074][ C1] ? __kthread_parkme+0x47/0x1a0 [ 177.954992][ C1] ? __kthread_parkme+0xc8/0x1a0 [ 177.959916][ C1] ? __kasan_check_read+0x11/0x20 [ 177.964928][ C1] kthread+0x331/0x3f0 [ 177.968989][ C1] ? wait_rcu_exp_gp+0x40/0x40 [ 177.973736][ C1] ? kthread_cancel_delayed_work_sync+0x10/0x10 [ 177.980055][ C1] ret_from_fork+0x24/0x30 [ 177.984496][ C1] NMI backtrace for cpu 1 [ 177.988813][ C1] CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 5.2.0+ #1 [ 177.995814][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 178.005856][ C1] Call Trace: [ 178.009159][ C1] [ 178.012003][ C1] dump_stack+0x113/0x167 [ 178.016851][ C1] nmi_cpu_backtrace.cold.7+0x4b/0x84 [ 178.022576][ C1] ? lapic_can_unplug_cpu.cold.28+0x43/0x43 [ 178.028461][ C1] nmi_trigger_cpumask_backtrace+0x18b/0x1b7 [ 178.034435][ C1] arch_trigger_cpumask_backtrace+0x14/0x20 [ 178.040590][ C1] rcu_dump_cpu_stacks+0x16f/0x1bc [ 178.045692][ C1] rcu_sched_clock_irq.cold.83+0x4dc/0xc55 [ 178.051486][ C1] ? raise_softirq+0x141/0x330 [ 178.056236][ C1] update_process_times+0x2a/0x60 [ 178.061249][ C1] tick_sched_handle+0x77/0x140 [ 178.066115][ C1] tick_sched_timer+0x43/0x100 [ 178.070865][ C1] __hrtimer_run_queues+0x32f/0xb50 [ 178.076046][ C1] ? tick_sched_do_timer+0x140/0x140 [ 178.081501][ C1] ? hrtimer_start_range_ns+0xad0/0xad0 [ 178.087029][ C1] ? ktime_get_update_offsets_now+0x145/0x360 [ 178.093101][ C1] hrtimer_interrupt+0x2df/0x760 [ 178.098283][ C1] ? sched_clock_cpu+0x1b/0x1b0 [ 178.103213][ C1] smp_apic_timer_interrupt+0x163/0x5f0 [ 178.108764][ C1] apic_timer_interrupt+0xf/0x20 [ 178.113686][ C1] [ 178.116611][ C1] RIP: 0010:check_memory_region+0x144/0x1d0 [ 178.122588][ C1] Code: 00 00 00 fc ff df 49 01 d9 49 01 c0 eb 0d 41 80 38 00 49 8d 40 01 75 8e 49 89 c0 4d 39 c8 75 ee 5b b8 01 00 00 00 41 5c 41 5d <5d> c3 4d 89 c8 4d 39 c2 74 5c e8 8d e4 ff ff 31 c0 5b 41 5c 41 5d [ 178.142254][ C1] RSP: 0018:ffff8880a99170b8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 178.150665][ C1] RAX: 0000000000000001 RBX: ffff8880a8cb0cc8 RCX: ffffffff8151de3e [ 178.158623][ C1] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8880a8cb0cc8 [ 178.166595][ C1] RBP: ffff8880a99170b8 R08: ffffed101519619a R09: ffffed101519619a [ 178.174554][ C1] R10: ffffed1015196199 R11: ffff8880a8cb0ccb R12: 0000000000000001 [ 178.182686][ C1] R13: 0000000000000003 R14: ffffed1015196199 R15: 0000000000000001 [ 178.190665][ C1] ? native_queued_spin_lock_slowpath+0xbe/0xa70 [ 178.196990][ C1] __kasan_check_read+0x11/0x20 [ 178.201919][ C1] native_queued_spin_lock_slowpath+0xbe/0xa70 [ 178.208068][ C1] ? arch_stack_walk+0x84/0xf0 [ 178.212820][ C1] ? pv_hash+0xf0/0xf0 [ 178.216898][ C1] ? mark_held_locks+0x130/0x130 [ 178.221831][ C1] ? add_wait_queue+0x107/0x160 [ 178.226675][ C1] do_raw_spin_lock+0x206/0x2d0 [ 178.231509][ C1] ? rwlock_bug.part.2+0x90/0x90 [ 178.236434][ C1] ? lock_acquire+0x194/0x410 [ 178.241097][ C1] ? release_sock+0x1b/0x180 [ 178.245676][ C1] ? __kasan_check_read+0x11/0x20 [ 178.250690][ C1] _raw_spin_lock_bh+0x39/0x40 [ 178.255439][ C1] ? release_sock+0x1b/0x180 [ 178.260011][ C1] release_sock+0x1b/0x180 [ 178.264428][ C1] wait_on_pending_writer+0x1c7/0x3b0 [ 178.269795][ C1] ? tls_init+0x4c0/0x4c0 [ 178.274110][ C1] ? prepare_to_wait_exclusive+0x390/0x390 [ 178.279906][ C1] tls_sk_proto_cleanup+0x232/0x320 [ 178.285098][ C1] ? wait_on_pending_writer+0x3b0/0x3b0 [ 178.290635][ C1] tls_sk_proto_unhash+0x7b/0x350 [ 178.295650][ C1] tcp_set_state+0x29b/0x6e0 [ 178.300229][ C1] ? tcp_alloc_md5sig_pool+0x460/0x460 [ 178.305678][ C1] ? __sk_mem_reclaim+0x4e/0x70 [ 178.310530][ C1] ? tcp_write_queue_purge+0xa15/0x1280 [ 178.316064][ C1] ? lock_acquire+0x194/0x410 [ 178.320728][ C1] ? inet6_sk_rx_dst_set+0x1cd/0x530 [ 178.325996][ C1] tcp_done+0xac/0x270 [ 178.330049][ C1] tcp_reset+0xdc/0x380 [ 178.334193][ C1] tcp_validate_incoming+0x891/0x16d0 [ 178.339553][ C1] ? ktime_get+0x13e/0x240 [ 178.343955][ C1] tcp_rcv_established+0x818/0x2250 [ 178.349143][ C1] ? mark_held_locks+0x130/0x130 [ 178.354099][ C1] ? sk_filter_trim_cap+0x324/0x990 [ 178.359288][ C1] ? tcp_data_queue+0x4440/0x4440 [ 178.364296][ C1] ? do_raw_spin_lock+0x123/0x2d0 [ 178.369304][ C1] ? rwlock_bug.part.2+0x90/0x90 [ 178.374234][ C1] ? lock_acquire+0x194/0x410 [ 178.378902][ C1] ? tcp_v6_rcv+0x2532/0x3310 [ 178.383590][ C1] tcp_v6_do_rcv+0x397/0x11c0 [ 178.388256][ C1] tcp_v6_rcv+0x2798/0x3310 [ 178.392766][ C1] ? nf_ct_deliver_cached_events+0x324/0x5e0 [ 178.398744][ C1] ? tcp_v6_syn_recv_sock+0x2040/0x2040 [ 178.404280][ C1] ? mark_held_locks+0x130/0x130 [ 178.409213][ C1] ip6_protocol_deliver_rcu+0x263/0x1590 [ 178.414838][ C1] ? lock_acquire+0x194/0x410 [ 178.419513][ C1] ip6_input_finish+0x54/0xf0 [ 178.424198][ C1] ip6_input+0xd0/0x2e0 [ 178.428343][ C1] ? ip6_input_finish+0xf0/0xf0 [ 178.433193][ C1] ? ip6_protocol_deliver_rcu+0x1590/0x1590 [ 178.439082][ C1] ip6_rcv_finish+0x184/0x290 [ 178.443750][ C1] ipv6_rcv+0xf3/0x310 [ 178.447806][ C1] ? ip6_rcv_core.isra.18+0x1b60/0x1b60 [ 178.453336][ C1] ? do_raw_spin_lock+0x123/0x2d0 [ 178.458382][ C1] ? ip6_rcv_finish_core.isra.16+0x3f0/0x3f0 [ 178.464442][ C1] ? ip6_rcv_core.isra.18+0x1b60/0x1b60 [ 178.469981][ C1] __netif_receive_skb_one_core+0xe9/0x170 [ 178.475781][ C1] ? __netif_receive_skb_core+0x2b10/0x2b10 [ 178.481680][ C1] ? lock_acquire+0x194/0x410 [ 178.486380][ C1] ? process_backlog+0x184/0x670 [ 178.491310][ C1] __netif_receive_skb+0x1f/0x1b0 [ 178.496319][ C1] process_backlog+0x1cb/0x670 [ 178.501067][ C1] net_rx_action+0x458/0xe00 [ 178.505659][ C1] ? napi_complete_done+0x3d0/0x3d0 [ 178.510840][ C1] ? kvm_clock_read+0x18/0x30 [ 178.515498][ C1] ? sched_clock+0x31/0x40 [ 178.519900][ C1] ? sched_clock_cpu+0x1b/0x1b0 [ 178.524741][ C1] ? __do_softirq+0x1f9/0x9a8 [ 178.529406][ C1] ? trace_hardirqs_on+0x28/0x1a0 [ 178.534416][ C1] __do_softirq+0x262/0x9a8 [ 178.538909][ C1] ? takeover_tasklets+0x820/0x820 [ 178.544025][ C1] run_ksoftirqd+0x94/0x100 [ 178.548515][ C1] smpboot_thread_fn+0x55f/0x8b0 [ 178.553433][ C1] ? __kasan_check_read+0x11/0x20 [ 178.558440][ C1] ? smpboot_unregister_percpu_thread+0x180/0x180 [ 178.564842][ C1] ? __kasan_check_read+0x11/0x20 [ 178.569854][ C1] ? __kthread_parkme+0xc8/0x1a0 [ 178.574777][ C1] ? __kasan_check_read+0x11/0x20 [ 178.579782][ C1] kthread+0x331/0x3f0 [ 178.583838][ C1] ? smpboot_unregister_percpu_thread+0x180/0x180 [ 178.590250][ C1] ? kthread_cancel_delayed_work_sync+0x10/0x10 [ 178.596482][ C1] ret_from_fork+0x24/0x30