[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 60.082657][ T27] audit: type=1800 audit(1558182397.088:25): pid=8934 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 60.129407][ T27] audit: type=1800 audit(1558182397.088:26): pid=8934 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 60.181869][ T27] audit: type=1800 audit(1558182397.088:27): pid=8934 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 '10.128.0.133' (ECDSA) to the list of known hosts. syzkaller login: [ 84.182216][ T9094] IPVS: ftp: loaded support on port[0] = 21 [ 84.183111][ T9097] IPVS: ftp: loaded support on port[0] = 21 [ 84.197430][ T9101] IPVS: ftp: loaded support on port[0] = 21 [ 84.206577][ T9098] IPVS: ftp: loaded support on port[0] = 21 [ 84.213373][ T9100] IPVS: ftp: loaded support on port[0] = 21 [ 84.214001][ T9099] IPVS: ftp: loaded support on port[0] = 21 [ 84.625572][ T9101] chnl_net:caif_netlink_parms(): no params data found [ 84.652182][ T9100] chnl_net:caif_netlink_parms(): no params data found [ 84.662261][ T9097] chnl_net:caif_netlink_parms(): no params data found [ 84.674178][ T9098] chnl_net:caif_netlink_parms(): no params data found [ 84.688551][ T9099] chnl_net:caif_netlink_parms(): no params data found [ 84.700647][ T9094] chnl_net:caif_netlink_parms(): no params data found [ 84.832421][ T9101] bridge0: port 1(bridge_slave_0) entered blocking state [ 84.841370][ T9101] bridge0: port 1(bridge_slave_0) entered disabled state [ 84.849480][ T9101] device bridge_slave_0 entered promiscuous mode [ 84.864460][ T9101] bridge0: port 2(bridge_slave_1) entered blocking state [ 84.872534][ T9101] bridge0: port 2(bridge_slave_1) entered disabled state [ 84.880607][ T9101] device bridge_slave_1 entered promiscuous mode [ 84.903728][ T9099] bridge0: port 1(bridge_slave_0) entered blocking state [ 84.910948][ T9099] bridge0: port 1(bridge_slave_0) entered disabled state [ 84.918806][ T9099] device bridge_slave_0 entered promiscuous mode [ 84.935865][ T9100] bridge0: port 1(bridge_slave_0) entered blocking state [ 84.943635][ T9100] bridge0: port 1(bridge_slave_0) entered disabled state [ 84.952390][ T9100] device bridge_slave_0 entered promiscuous mode [ 84.965405][ T9100] bridge0: port 2(bridge_slave_1) entered blocking state [ 84.973157][ T9100] bridge0: port 2(bridge_slave_1) entered disabled state [ 84.981855][ T9100] device bridge_slave_1 entered promiscuous mode [ 85.008808][ T9094] bridge0: port 1(bridge_slave_0) entered blocking state [ 85.016052][ T9094] bridge0: port 1(bridge_slave_0) entered disabled state [ 85.027463][ T9094] device bridge_slave_0 entered promiscuous mode [ 85.035348][ T9099] bridge0: port 2(bridge_slave_1) entered blocking state [ 85.043128][ T9099] bridge0: port 2(bridge_slave_1) entered disabled state [ 85.051173][ T9099] device bridge_slave_1 entered promiscuous mode [ 85.075361][ T9097] bridge0: port 1(bridge_slave_0) entered blocking state [ 85.084440][ T9097] bridge0: port 1(bridge_slave_0) entered disabled state [ 85.092894][ T9097] device bridge_slave_0 entered promiscuous mode [ 85.103403][ T9101] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 85.116518][ T9094] bridge0: port 2(bridge_slave_1) entered blocking state [ 85.123813][ T9094] bridge0: port 2(bridge_slave_1) entered disabled state [ 85.132395][ T9094] device bridge_slave_1 entered promiscuous mode [ 85.147432][ T9100] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 85.156110][ T9097] bridge0: port 2(bridge_slave_1) entered blocking state [ 85.163635][ T9097] bridge0: port 2(bridge_slave_1) entered disabled state [ 85.172160][ T9097] device bridge_slave_1 entered promiscuous mode [ 85.180913][ T9101] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 85.193482][ T9098] bridge0: port 1(bridge_slave_0) entered blocking state [ 85.200727][ T9098] bridge0: port 1(bridge_slave_0) entered disabled state [ 85.208468][ T9098] device bridge_slave_0 entered promiscuous mode [ 85.224488][ T9099] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 85.235075][ T9100] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 85.262471][ T9098] bridge0: port 2(bridge_slave_1) entered blocking state [ 85.270960][ T9098] bridge0: port 2(bridge_slave_1) entered disabled state [ 85.278947][ T9098] device bridge_slave_1 entered promiscuous mode [ 85.295430][ T9094] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 85.305683][ T9099] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 85.332197][ T9101] team0: Port device team_slave_0 added [ 85.340290][ T9097] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 85.350366][ T9101] team0: Port device team_slave_1 added [ 85.365592][ T9097] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 85.376385][ T9094] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 85.393447][ T9100] team0: Port device team_slave_0 added [ 85.432178][ T9100] team0: Port device team_slave_1 added [ 85.438936][ T9099] team0: Port device team_slave_0 added [ 85.446484][ T9099] team0: Port device team_slave_1 added [ 85.456618][ T9094] team0: Port device team_slave_0 added [ 85.464155][ T9098] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 85.481165][ T9098] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 85.520954][ T9094] team0: Port device team_slave_1 added [ 85.528199][ T9097] team0: Port device team_slave_0 added [ 85.537290][ T9097] team0: Port device team_slave_1 added [ 85.552355][ T9098] team0: Port device team_slave_0 added [ 85.611698][ T9101] device hsr_slave_0 entered promiscuous mode [ 85.669964][ T9101] device hsr_slave_1 entered promiscuous mode [ 85.801644][ T9100] device hsr_slave_0 entered promiscuous mode [ 85.880002][ T9100] device hsr_slave_1 entered promiscuous mode [ 85.963048][ T9098] team0: Port device team_slave_1 added [ 86.013248][ T9099] device hsr_slave_0 entered promiscuous mode [ 86.079897][ T9099] device hsr_slave_1 entered promiscuous mode [ 86.231623][ T9097] device hsr_slave_0 entered promiscuous mode [ 86.269952][ T9097] device hsr_slave_1 entered promiscuous mode [ 86.381694][ T9094] device hsr_slave_0 entered promiscuous mode [ 86.419913][ T9094] device hsr_slave_1 entered promiscuous mode [ 86.521738][ T9098] device hsr_slave_0 entered promiscuous mode [ 86.560011][ T9098] device hsr_slave_1 entered promiscuous mode [ 86.741035][ T9099] 8021q: adding VLAN 0 to HW filter on device bond0 [ 86.751183][ T9097] 8021q: adding VLAN 0 to HW filter on device bond0 [ 86.778040][ T9097] 8021q: adding VLAN 0 to HW filter on device team0 [ 86.792563][ T9100] 8021q: adding VLAN 0 to HW filter on device bond0 [ 86.804644][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 86.814701][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 86.847685][ T9098] 8021q: adding VLAN 0 to HW filter on device bond0 [ 86.880455][ T2955] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 86.889237][ T2955] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 86.898419][ T2955] bridge0: port 1(bridge_slave_0) entered blocking state [ 86.905629][ T2955] bridge0: port 1(bridge_slave_0) entered forwarding state [ 86.913744][ T2955] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 86.922976][ T2955] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 86.931462][ T2955] bridge0: port 2(bridge_slave_1) entered blocking state [ 86.938518][ T2955] bridge0: port 2(bridge_slave_1) entered forwarding state [ 86.954984][ T9100] 8021q: adding VLAN 0 to HW filter on device team0 [ 86.970486][ T2955] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 86.979290][ T2955] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 86.987166][ T2955] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 86.995084][ T2955] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 87.010339][ T9099] 8021q: adding VLAN 0 to HW filter on device team0 [ 87.038257][ T9101] 8021q: adding VLAN 0 to HW filter on device bond0 [ 87.047464][ T9094] 8021q: adding VLAN 0 to HW filter on device bond0 [ 87.057181][ T9098] 8021q: adding VLAN 0 to HW filter on device team0 [ 87.066788][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 87.075352][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 87.083745][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 87.091580][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 87.099228][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 87.107867][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 87.116465][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 87.123578][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 87.131772][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 87.140867][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 87.149136][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 87.156344][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 87.163969][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 87.172638][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 87.181116][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 87.188172][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 87.195885][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 87.204444][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 87.213510][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 87.221575][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 87.261120][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 87.270223][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 87.278678][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 87.285794][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 87.296967][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 87.305970][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 87.314643][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 87.323191][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 87.330918][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 87.338459][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 87.347438][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 87.355968][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 87.364613][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 87.373529][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 87.382239][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 87.390713][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 87.397753][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 87.405455][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 87.414092][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 87.422792][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 87.430138][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 87.438030][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 87.446827][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 87.455773][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 87.463828][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 87.472095][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 87.485295][ T9101] 8021q: adding VLAN 0 to HW filter on device team0 [ 87.520435][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 87.529280][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 87.539382][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 87.548090][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 87.556632][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 87.565071][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 87.573264][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 87.582934][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 87.591518][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 87.600268][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 87.608612][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 87.617346][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 87.625864][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 87.634656][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 87.643572][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 87.651820][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 87.667306][ T9100] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 87.690240][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 87.698875][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 87.708235][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 87.715457][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 87.723524][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 87.732166][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 87.741165][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 87.749889][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 87.758420][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 87.773767][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 87.782274][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 87.790835][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 87.799096][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 87.807665][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 87.816339][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 87.838208][ T9098] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 87.850675][ T9098] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 87.882099][ T9100] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 87.889272][ T9108] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 87.898314][ T9108] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 87.906732][ T9108] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 87.914622][ T9108] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 87.923074][ T9108] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 87.931752][ T9108] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 87.940786][ T9108] bridge0: port 2(bridge_slave_1) entered blocking state [ 87.947830][ T9108] bridge0: port 2(bridge_slave_1) entered forwarding state [ 87.955917][ T9108] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 87.964620][ T9108] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 87.975200][ T9094] 8021q: adding VLAN 0 to HW filter on device team0 [ 87.986868][ T9099] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 88.017088][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 88.026652][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready executing program [ 88.036326][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 88.045625][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 88.067832][ T9097] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 88.079168][ C1] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 88.105363][ T9101] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 88.116091][ T9101] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 88.129201][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready executing program [ 88.138749][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 88.147978][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 88.157173][ T3579] bridge0: port 1(bridge_slave_0) entered blocking state [ 88.164295][ T3579] bridge0: port 1(bridge_slave_0) entered forwarding state [ 88.172680][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready executing program [ 88.178915][ C0] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 88.181763][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 88.200876][ T3579] bridge0: port 2(bridge_slave_1) entered blocking state [ 88.207979][ T3579] bridge0: port 2(bridge_slave_1) entered forwarding state [ 88.216296][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 88.224663][ C0] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. executing program [ 88.225204][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 88.244884][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 88.253801][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 88.262811][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 88.272008][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 88.273133][ C0] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 88.281872][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 88.299332][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 88.311930][ T9099] 8021q: adding VLAN 0 to HW filter on device batadv0 executing program executing program [ 88.355802][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 88.367683][ C1] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 88.381210][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 88.395643][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready executing program [ 88.408021][ C0] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 88.409078][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 88.435471][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 88.442828][ C0] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. executing program [ 88.446409][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 88.472367][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 88.485533][ C0] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. executing program [ 88.516814][ T9101] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 88.531790][ T9097] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 88.533526][ C1] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 88.567735][ T3571] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 88.596537][ T3571] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready executing program [ 88.613956][ T9098] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 88.634021][ T9094] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 88.648739][ C0] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 88.653407][ T9094] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready executing program executing program executing program [ 88.683065][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 88.701724][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready executing program executing program executing program executing program [ 88.791328][ T9094] 8021q: adding VLAN 0 to HW filter on device batadv0 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 92.030439][ T9385] ================================================================== [ 92.038803][ T9385] BUG: KASAN: use-after-free in tls_write_space+0x150/0x170 [ 92.046120][ T9385] Read of size 1 at addr ffff888099d4cd78 by task syz-executor636/9385 [ 92.054536][ T9385] [ 92.056881][ T9385] CPU: 1 PID: 9385 Comm: syz-executor636 Not tainted 5.1.0+ #19 [ 92.064513][ T9385] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 92.074719][ T9385] Call Trace: [ 92.078024][ T9385] dump_stack+0x172/0x1f0 [ 92.082374][ T9385] ? tls_write_space+0x150/0x170 [ 92.087324][ T9385] print_address_description.cold+0x7c/0x20d [ 92.093324][ T9385] ? tls_write_space+0x150/0x170 [ 92.098303][ T9385] ? tls_write_space+0x150/0x170 [ 92.103261][ T9385] __kasan_report.cold+0x1b/0x40 [ 92.108209][ T9385] ? tls_write_space+0x150/0x170 [ 92.113164][ T9385] kasan_report+0x12/0x20 [ 92.117508][ T9385] __asan_report_load1_noabort+0x14/0x20 [ 92.123245][ T9385] tls_write_space+0x150/0x170 [ 92.128119][ T9385] tcp_check_space+0x430/0x720 [ 92.132900][ T9385] ? __tcp_push_pending_frames+0xc8/0x350 [ 92.138635][ T9385] tcp_rcv_established+0x98f/0x1fa0 [ 92.143847][ T9385] ? find_held_lock+0x35/0x130 [ 92.148621][ T9385] ? tcp_data_queue+0x4830/0x4830 [ 92.153681][ T9385] ? __local_bh_enable_ip+0x15a/0x270 [ 92.159083][ T9385] ? _raw_spin_unlock_bh+0x31/0x40 [ 92.164207][ T9385] ? __local_bh_enable_ip+0x15a/0x270 [ 92.169769][ T9385] ? lockdep_hardirqs_on+0x418/0x5d0 [ 92.175162][ T9385] tcp_v6_do_rcv+0x41e/0x12c0 executing program executing program executing program executing program [ 92.179864][ T9385] __release_sock+0x129/0x390 [ 92.184562][ T9385] release_sock+0x59/0x1c0 [ 92.188995][ T9385] tls_sk_proto_close+0x40b/0x770 [ 92.194039][ T9385] ? tcp_check_oom+0x560/0x560 [ 92.198895][ T9385] ? tls_push_sg+0x680/0x680 [ 92.203501][ T9385] ? ip_mc_drop_socket+0x211/0x270 [ 92.208622][ T9385] ? __sock_release+0x89/0x2a0 [ 92.213491][ T9385] inet_release+0xff/0x1e0 [ 92.217922][ T9385] inet6_release+0x53/0x80 [ 92.222381][ T9385] __sock_release+0xce/0x2a0 [ 92.226986][ T9385] sock_close+0x1b/0x30 executing program executing program [ 92.231154][ T9385] __fput+0x2ff/0x890 [ 92.235151][ T9385] ? __sock_release+0x2a0/0x2a0 [ 92.240015][ T9385] ____fput+0x16/0x20 [ 92.244003][ T9385] task_work_run+0x145/0x1c0 [ 92.248613][ T9385] exit_to_usermode_loop+0x273/0x2c0 [ 92.253920][ T9385] do_syscall_64+0x58e/0x680 [ 92.258640][ T9385] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 92.264563][ T9385] RIP: 0033:0x4020a0 [ 92.268467][ T9385] Code: 01 f0 ff ff 0f 83 40 0d 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 3d 8d 8a 2d 00 00 75 14 b8 03 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 14 0d 00 00 c3 48 83 ec 08 e8 7a 02 00 00 [ 92.288519][ T9385] RSP: 002b:00007ffdce177d98 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 92.296945][ T9385] RAX: 0000000000000000 RBX: 0000000000000004 RCX: 00000000004020a0 [ 92.305053][ T9385] RDX: 0000000000000000 RSI: 00000000200005c0 RDI: 0000000000000003 [ 92.313032][ T9385] RBP: 00000000000166b8 R08: 0000000000000000 R09: 0000000000000000 [ 92.321019][ T9385] R10: 0000000000000040 R11: 0000000000000246 R12: 0000000000403240 executing program executing program executing program [ 92.329002][ T9385] R13: 00000000004032d0 R14: 0000000000000000 R15: 0000000000000000 [ 92.337260][ T9385] [ 92.339600][ T9385] Allocated by task 9385: [ 92.343944][ T9385] save_stack+0x23/0x90 [ 92.348128][ T9385] __kasan_kmalloc.constprop.0+0xcf/0xe0 [ 92.353764][ T9385] kasan_kmalloc+0x9/0x10 [ 92.358113][ T9385] kmem_cache_alloc_trace+0x151/0x750 [ 92.363497][ T9385] create_ctx+0x46/0x1f0 [ 92.367753][ T9385] tls_init+0x11d/0x510 [ 92.372001][ T9385] tcp_set_ulp+0x330/0x640 [ 92.376428][ T9385] do_tcp_setsockopt.isra.0+0x321/0x2320 executing program [ 92.382065][ T9385] tcp_setsockopt+0xbe/0xe0 [ 92.386579][ T9385] sock_common_setsockopt+0x94/0xd0 [ 92.391785][ T9385] __sys_setsockopt+0x17a/0x280 [ 92.396678][ T9385] __x64_sys_setsockopt+0xbe/0x150 [ 92.401808][ T9385] do_syscall_64+0xfd/0x680 [ 92.406319][ T9385] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 92.412212][ T9385] [ 92.414550][ T9385] Freed by task 9385: [ 92.418549][ T9385] save_stack+0x23/0x90 [ 92.422725][ T9385] __kasan_slab_free+0x102/0x150 [ 92.427839][ T9385] kasan_slab_free+0xe/0x10 executing program executing program [ 92.432356][ T9385] kfree+0xcf/0x220 [ 92.436182][ T9385] tls_ctx_free.part.0+0x34/0x40 [ 92.441138][ T9385] tls_sk_proto_close+0x3fe/0x770 [ 92.446262][ T9385] inet_release+0xff/0x1e0 [ 92.451035][ T9385] inet6_release+0x53/0x80 [ 92.455811][ T9385] __sock_release+0xce/0x2a0 [ 92.460576][ T9385] sock_close+0x1b/0x30 [ 92.464827][ T9385] __fput+0x2ff/0x890 [ 92.468855][ T9385] ____fput+0x16/0x20 [ 92.472937][ T9385] task_work_run+0x145/0x1c0 [ 92.477540][ T9385] exit_to_usermode_loop+0x273/0x2c0 [ 92.482838][ T9385] do_syscall_64+0x58e/0x680 [ 92.487699][ T9385] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 92.493614][ T9385] [ 92.495972][ T9385] The buggy address belongs to the object at ffff888099d4cc80 [ 92.495972][ T9385] which belongs to the cache kmalloc-512 of size 512 [ 92.510311][ T9385] The buggy address is located 248 bytes inside of [ 92.510311][ T9385] 512-byte region [ffff888099d4cc80, ffff888099d4ce80) [ 92.523590][ T9385] The buggy address belongs to the page: executing program executing program [ 92.529262][ T9385] page:ffffea0002675300 refcount:1 mapcount:0 mapping:ffff8880aa400940 index:0xffff888099d4c000 [ 92.539717][ T9385] flags: 0x1fffc0000000200(slab) [ 92.544674][ T9385] raw: 01fffc0000000200 ffffea00023fea88 ffffea000235cc48 ffff8880aa400940 [ 92.553272][ T9385] raw: ffff888099d4c000 ffff888099d4c000 0000000100000001 0000000000000000 [ 92.561872][ T9385] page dumped because: kasan: bad access detected [ 92.568282][ T9385] [ 92.570618][ T9385] Memory state around the buggy address: executing program executing program [ 92.576263][ T9385] ffff888099d4cc00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 92.584350][ T9385] ffff888099d4cc80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 92.592429][ T9385] >ffff888099d4cd00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 92.600496][ T9385] ^ [ 92.608481][ T9385] ffff888099d4cd80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 92.616555][ T9385] ffff888099d4ce00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 92.624807][ T9385] ================================================================== executing program executing program executing program executing program executing program executing program executing program [ 92.633137][ T9385] Disabling lock debugging due to kernel taint executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 92.797672][ T9385] Kernel panic - not syncing: panic_on_warn set ... [ 92.804493][ T9385] CPU: 1 PID: 9385 Comm: syz-executor636 Tainted: G B 5.1.0+ #19 [ 92.813524][ T9385] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 92.823588][ T9385] Call Trace: [ 92.826892][ T9385] dump_stack+0x172/0x1f0 [ 92.831231][ T9385] panic+0x2cb/0x715 [ 92.835144][ T9385] ? __warn_printk+0xf3/0xf3 [ 92.839848][ T9385] ? tls_write_space+0x150/0x170 executing program executing program [ 92.844800][ T9385] ? preempt_schedule+0x4b/0x60 [ 92.849749][ T9385] ? ___preempt_schedule+0x16/0x18 [ 92.854889][ T9385] ? trace_hardirqs_on+0x5e/0x220 [ 92.859937][ T9385] ? tls_write_space+0x150/0x170 [ 92.864892][ T9385] end_report+0x47/0x4f [ 92.869061][ T9385] ? tls_write_space+0x150/0x170 [ 92.875490][ T9385] __kasan_report.cold+0xe/0x40 [ 92.880379][ T9385] ? tls_write_space+0x150/0x170 [ 92.885335][ T9385] kasan_report+0x12/0x20 [ 92.889672][ T9385] __asan_report_load1_noabort+0x14/0x20 executing program executing program [ 92.895338][ T9385] tls_write_space+0x150/0x170 [ 92.900139][ T9385] tcp_check_space+0x430/0x720 [ 92.904902][ T9385] ? __tcp_push_pending_frames+0xc8/0x350 [ 92.910655][ T9385] tcp_rcv_established+0x98f/0x1fa0 [ 92.915858][ T9385] ? find_held_lock+0x35/0x130 [ 92.920636][ T9385] ? tcp_data_queue+0x4830/0x4830 [ 92.925691][ T9385] ? __local_bh_enable_ip+0x15a/0x270 [ 92.931077][ T9385] ? _raw_spin_unlock_bh+0x31/0x40 [ 92.936592][ T9385] ? __local_bh_enable_ip+0x15a/0x270 [ 92.941980][ T9385] ? lockdep_hardirqs_on+0x418/0x5d0 executing program executing program [ 92.947279][ T9385] tcp_v6_do_rcv+0x41e/0x12c0 [ 92.951979][ T9385] __release_sock+0x129/0x390 [ 92.956674][ T9385] release_sock+0x59/0x1c0 [ 92.961098][ T9385] tls_sk_proto_close+0x40b/0x770 [ 92.966140][ T9385] ? tcp_check_oom+0x560/0x560 [ 92.970911][ T9385] ? tls_push_sg+0x680/0x680 [ 92.975514][ T9385] ? ip_mc_drop_socket+0x211/0x270 [ 92.980631][ T9385] ? __sock_release+0x89/0x2a0 [ 92.985431][ T9385] inet_release+0xff/0x1e0 [ 92.989857][ T9385] inet6_release+0x53/0x80 executing program executing program executing program [ 92.994278][ T9385] __sock_release+0xce/0x2a0 [ 92.998876][ T9385] sock_close+0x1b/0x30 [ 93.003036][ T9385] __fput+0x2ff/0x890 [ 93.007023][ T9385] ? __sock_release+0x2a0/0x2a0 [ 93.011878][ T9385] ____fput+0x16/0x20 [ 93.015867][ T9385] task_work_run+0x145/0x1c0 [ 93.020471][ T9385] exit_to_usermode_loop+0x273/0x2c0 [ 93.025847][ T9385] do_syscall_64+0x58e/0x680 [ 93.030445][ T9385] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 93.036336][ T9385] RIP: 0033:0x4020a0 executing program executing program [ 93.040239][ T9385] Code: 01 f0 ff ff 0f 83 40 0d 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 3d 8d 8a 2d 00 00 75 14 b8 03 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 14 0d 00 00 c3 48 83 ec 08 e8 7a 02 00 00 [ 93.060541][ T9385] RSP: 002b:00007ffdce177d98 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 93.068958][ T9385] RAX: 0000000000000000 RBX: 0000000000000004 RCX: 00000000004020a0 [ 93.076939][ T9385] RDX: 0000000000000000 RSI: 00000000200005c0 RDI: 0000000000000003 [ 93.084929][ T9385] RBP: 00000000000166b8 R08: 0000000000000000 R09: 0000000000000000 [ 93.092911][ T9385] R10: 0000000000000040 R11: 0000000000000246 R12: 0000000000403240 [ 93.101229][ T9385] R13: 00000000004032d0 R14: 0000000000000000 R15: 0000000000000000 [ 93.110186][ T9385] Kernel Offset: disabled [ 93.114515][ T9385] Rebooting in 86400 seconds..