[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 61.451728][ T26] audit: type=1800 audit(1563484947.148:25): pid=9058 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 61.498273][ T26] audit: type=1800 audit(1563484947.148:26): pid=9058 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 61.530723][ T26] audit: type=1800 audit(1563484947.148:27): pid=9058 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 '10.128.0.39' (ECDSA) to the list of known hosts. 2019/07/18 21:23:22 parsed 1 programs 2019/07/18 21:23:24 executed programs: 0 syzkaller login: [ 119.135156][ T9231] IPVS: ftp: loaded support on port[0] = 21 [ 119.161667][ T9232] IPVS: ftp: loaded support on port[0] = 21 [ 119.204961][ T9234] IPVS: ftp: loaded support on port[0] = 21 [ 119.267515][ T9236] IPVS: ftp: loaded support on port[0] = 21 [ 119.312600][ T9239] IPVS: ftp: loaded support on port[0] = 21 [ 119.347158][ T9240] IPVS: ftp: loaded support on port[0] = 21 [ 119.480062][ T9234] chnl_net:caif_netlink_parms(): no params data found [ 119.635063][ T9234] bridge0: port 1(bridge_slave_0) entered blocking state [ 119.643044][ T9234] bridge0: port 1(bridge_slave_0) entered disabled state [ 119.651224][ T9234] device bridge_slave_0 entered promiscuous mode [ 119.693112][ T9234] bridge0: port 2(bridge_slave_1) entered blocking state [ 119.700751][ T9234] bridge0: port 2(bridge_slave_1) entered disabled state [ 119.709362][ T9234] device bridge_slave_1 entered promiscuous mode [ 119.724888][ T9240] chnl_net:caif_netlink_parms(): no params data found [ 119.743900][ T9232] chnl_net:caif_netlink_parms(): no params data found [ 119.773623][ T9236] chnl_net:caif_netlink_parms(): no params data found [ 119.830742][ T9234] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 119.851782][ T9231] chnl_net:caif_netlink_parms(): no params data found [ 119.869725][ T9239] chnl_net:caif_netlink_parms(): no params data found [ 119.880217][ T9234] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 119.972712][ T9234] team0: Port device team_slave_0 added [ 119.982067][ T9232] bridge0: port 1(bridge_slave_0) entered blocking state [ 119.989478][ T9232] bridge0: port 1(bridge_slave_0) entered disabled state [ 119.997388][ T9232] device bridge_slave_0 entered promiscuous mode [ 120.005412][ T9240] bridge0: port 1(bridge_slave_0) entered blocking state [ 120.016388][ T9240] bridge0: port 1(bridge_slave_0) entered disabled state [ 120.024993][ T9240] device bridge_slave_0 entered promiscuous mode [ 120.041025][ T9240] bridge0: port 2(bridge_slave_1) entered blocking state [ 120.048136][ T9240] bridge0: port 2(bridge_slave_1) entered disabled state [ 120.057177][ T9240] device bridge_slave_1 entered promiscuous mode [ 120.064538][ T9236] bridge0: port 1(bridge_slave_0) entered blocking state [ 120.072198][ T9236] bridge0: port 1(bridge_slave_0) entered disabled state [ 120.080655][ T9236] device bridge_slave_0 entered promiscuous mode [ 120.106157][ T9234] team0: Port device team_slave_1 added [ 120.113185][ T9232] bridge0: port 2(bridge_slave_1) entered blocking state [ 120.120986][ T9232] bridge0: port 2(bridge_slave_1) entered disabled state [ 120.129328][ T9232] device bridge_slave_1 entered promiscuous mode [ 120.156156][ T9236] bridge0: port 2(bridge_slave_1) entered blocking state [ 120.164377][ T9236] bridge0: port 2(bridge_slave_1) entered disabled state [ 120.172268][ T9236] device bridge_slave_1 entered promiscuous mode [ 120.192193][ T9239] bridge0: port 1(bridge_slave_0) entered blocking state [ 120.199877][ T9239] bridge0: port 1(bridge_slave_0) entered disabled state [ 120.207673][ T9239] device bridge_slave_0 entered promiscuous mode [ 120.229500][ T9231] bridge0: port 1(bridge_slave_0) entered blocking state [ 120.236612][ T9231] bridge0: port 1(bridge_slave_0) entered disabled state [ 120.246347][ T9231] device bridge_slave_0 entered promiscuous mode [ 120.262923][ T9239] bridge0: port 2(bridge_slave_1) entered blocking state [ 120.271172][ T9239] bridge0: port 2(bridge_slave_1) entered disabled state [ 120.279205][ T9239] device bridge_slave_1 entered promiscuous mode [ 120.287910][ T9240] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 120.302812][ T9231] bridge0: port 2(bridge_slave_1) entered blocking state [ 120.311456][ T9231] bridge0: port 2(bridge_slave_1) entered disabled state [ 120.321049][ T9231] device bridge_slave_1 entered promiscuous mode [ 120.329689][ T9236] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 120.346753][ T9236] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 120.365087][ T9240] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 120.377202][ T9232] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 120.443908][ T9234] device hsr_slave_0 entered promiscuous mode [ 120.478870][ T9234] device hsr_slave_1 entered promiscuous mode [ 120.534944][ T9232] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 120.556126][ T9231] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 120.575227][ T9239] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 120.589702][ T9239] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 120.622790][ T9236] team0: Port device team_slave_0 added [ 120.630882][ T9236] team0: Port device team_slave_1 added [ 120.638165][ T9231] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 120.656042][ T9240] team0: Port device team_slave_0 added [ 120.670404][ T9239] team0: Port device team_slave_0 added [ 120.692289][ T9240] team0: Port device team_slave_1 added [ 120.700303][ T9232] team0: Port device team_slave_0 added [ 120.707833][ T9239] team0: Port device team_slave_1 added [ 120.717556][ T9231] team0: Port device team_slave_0 added [ 120.739061][ T9232] team0: Port device team_slave_1 added [ 120.801675][ T9236] device hsr_slave_0 entered promiscuous mode [ 120.843354][ T9236] device hsr_slave_1 entered promiscuous mode [ 120.909556][ T9236] debugfs: Directory 'hsr0' with parent '/' already present! [ 120.927644][ T9231] team0: Port device team_slave_1 added [ 121.011773][ T9239] device hsr_slave_0 entered promiscuous mode [ 121.048868][ T9239] device hsr_slave_1 entered promiscuous mode [ 121.088526][ T9239] debugfs: Directory 'hsr0' with parent '/' already present! [ 121.161916][ T9232] device hsr_slave_0 entered promiscuous mode [ 121.219757][ T9232] device hsr_slave_1 entered promiscuous mode [ 121.258607][ T9232] debugfs: Directory 'hsr0' with parent '/' already present! [ 121.321738][ T9231] device hsr_slave_0 entered promiscuous mode [ 121.398985][ T9231] device hsr_slave_1 entered promiscuous mode [ 121.468517][ T9231] debugfs: Directory 'hsr0' with parent '/' already present! [ 121.520565][ T9240] device hsr_slave_0 entered promiscuous mode [ 121.568972][ T9240] device hsr_slave_1 entered promiscuous mode [ 121.608625][ T9240] debugfs: Directory 'hsr0' with parent '/' already present! [ 121.781215][ T9231] 8021q: adding VLAN 0 to HW filter on device bond0 [ 121.804384][ T9231] 8021q: adding VLAN 0 to HW filter on device team0 [ 121.820477][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 121.830814][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 121.862673][ T9239] 8021q: adding VLAN 0 to HW filter on device bond0 [ 121.875358][ T9236] 8021q: adding VLAN 0 to HW filter on device bond0 [ 121.903185][ T9231] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 121.913993][ T9231] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 121.940341][ T3466] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 121.949528][ T3466] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 121.958025][ T3466] bridge0: port 1(bridge_slave_0) entered blocking state [ 121.965275][ T3466] bridge0: port 1(bridge_slave_0) entered forwarding state [ 121.973616][ T3466] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 121.986263][ T3466] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 121.996151][ T3466] bridge0: port 2(bridge_slave_1) entered blocking state [ 122.003738][ T3466] bridge0: port 2(bridge_slave_1) entered forwarding state [ 122.011776][ T3466] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 122.020754][ T3466] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 122.029799][ T3466] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 122.038581][ T3466] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 122.047015][ T3466] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 122.056112][ T3466] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 122.064984][ T3466] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 122.073492][ T3466] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 122.082295][ T3466] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 122.090978][ T3466] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 122.100230][ T3466] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 122.108507][ T3466] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 122.116887][ T3466] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 122.128041][ T9240] 8021q: adding VLAN 0 to HW filter on device bond0 [ 122.153791][ T9234] 8021q: adding VLAN 0 to HW filter on device bond0 [ 122.173397][ T9236] 8021q: adding VLAN 0 to HW filter on device team0 [ 122.195794][ T9239] 8021q: adding VLAN 0 to HW filter on device team0 [ 122.206169][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 122.215851][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 122.224429][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 122.232466][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 122.247323][ T9234] 8021q: adding VLAN 0 to HW filter on device team0 [ 122.274029][ T9231] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 122.293149][ T9232] 8021q: adding VLAN 0 to HW filter on device bond0 [ 122.305004][ T2876] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 122.316098][ T2876] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 122.324919][ T2876] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 122.337154][ T2876] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 122.345849][ T2876] bridge0: port 1(bridge_slave_0) entered blocking state [ 122.352964][ T2876] bridge0: port 1(bridge_slave_0) entered forwarding state [ 122.361463][ T2876] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 122.370269][ T2876] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 122.378840][ T2876] bridge0: port 2(bridge_slave_1) entered blocking state [ 122.386004][ T2876] bridge0: port 2(bridge_slave_1) entered forwarding state [ 122.394031][ T2876] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 122.403666][ T2876] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 122.412575][ T2876] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 122.421469][ T2876] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 122.430052][ T2876] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 122.438847][ T2876] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 122.447294][ T2876] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 122.456208][ T2876] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 122.465038][ T2876] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 122.473884][ T2876] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 122.482733][ T2876] bridge0: port 1(bridge_slave_0) entered blocking state [ 122.489874][ T2876] bridge0: port 1(bridge_slave_0) entered forwarding state [ 122.499500][ T2876] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 122.507178][ T2876] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 122.515495][ T2876] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 122.524483][ T2876] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 122.533148][ T2876] bridge0: port 2(bridge_slave_1) entered blocking state [ 122.540256][ T2876] bridge0: port 2(bridge_slave_1) entered forwarding state [ 122.548324][ T2876] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 122.556528][ T2876] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 122.564933][ T2876] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 122.586631][ T9240] 8021q: adding VLAN 0 to HW filter on device team0 [ 122.606713][ T9232] 8021q: adding VLAN 0 to HW filter on device team0 [ 122.624261][ T9248] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 122.640965][ T9248] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 122.649713][ T9248] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 122.657537][ T9248] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 122.667827][ T9248] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 122.676782][ T9248] bridge0: port 1(bridge_slave_0) entered blocking state [ 122.683999][ T9248] bridge0: port 1(bridge_slave_0) entered forwarding state [ 122.693638][ T9248] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 122.702165][ T9248] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 122.727294][ T9236] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 122.762253][ T9248] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 122.779178][ T9248] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 122.788823][ T9248] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 122.798147][ T9248] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 122.807048][ T9248] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 122.817169][ T9248] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 122.827613][ T9248] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 122.836317][ T9248] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 122.845324][ T9248] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 122.854239][ T9248] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 122.863100][ T9248] bridge0: port 1(bridge_slave_0) entered blocking state [ 122.870244][ T9248] bridge0: port 1(bridge_slave_0) entered forwarding state [ 122.877797][ T9248] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 122.886723][ T9248] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 122.895267][ T9248] bridge0: port 1(bridge_slave_0) entered blocking state [ 122.902390][ T9248] bridge0: port 1(bridge_slave_0) entered forwarding state [ 122.910571][ T9248] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 122.919449][ T9248] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 122.927834][ T9248] bridge0: port 2(bridge_slave_1) entered blocking state [ 122.934969][ T9248] bridge0: port 2(bridge_slave_1) entered forwarding state [ 122.942789][ T9248] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 122.951768][ T9248] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 122.960732][ T9248] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 122.969283][ T9248] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 122.977696][ T9248] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 122.986412][ T9248] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 123.009743][ T9239] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 123.022165][ T9239] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 123.039115][ T9248] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 123.047251][ T9248] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 123.055796][ T9248] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 123.064571][ T9248] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 123.073091][ T9248] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 123.082700][ T9248] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 123.092291][ T9248] bridge0: port 2(bridge_slave_1) entered blocking state [ 123.099486][ T9248] bridge0: port 2(bridge_slave_1) entered forwarding state [ 123.112160][ T9248] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 123.126203][ T9248] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 123.147341][ T9248] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 123.164470][ T9248] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 123.173719][ T9248] bridge0: port 2(bridge_slave_1) entered blocking state [ 123.180896][ T9248] bridge0: port 2(bridge_slave_1) entered forwarding state [ 123.188909][ T9248] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 123.206363][ T9248] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 123.239643][ T9236] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 123.310408][ T9258] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 123.337388][ T9258] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 123.353696][ T9258] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 123.366774][ T9258] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 123.376243][ T9258] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 123.386497][ T9258] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 123.397507][ T9258] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 123.409519][ T9258] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 123.429357][ T9258] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 123.442546][ T9239] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 123.468638][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 123.477476][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 123.486880][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 123.497251][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 123.506173][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 123.514845][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 123.525174][ T9232] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 123.551287][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 123.570480][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 123.585934][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 123.595930][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 123.604633][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 123.613176][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 123.621896][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 123.631447][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 123.640163][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 123.660258][ T9232] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 123.691586][ T9240] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 123.785920][ T9234] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 123.829221][ T9240] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 123.937066][ T9234] 8021q: adding VLAN 0 to HW filter on device batadv0 2019/07/18 21:23:29 executed programs: 15 2019/07/18 21:23:34 executed programs: 183 2019/07/18 21:23:39 executed programs: 346 2019/07/18 21:23:44 executed programs: 506 2019/07/18 21:23:49 executed programs: 685 2019/07/18 21:23:54 executed programs: 853 2019/07/18 21:23:59 executed programs: 1018 2019/07/18 21:24:04 executed programs: 1180 2019/07/18 21:24:09 executed programs: 1345 [ 165.830820][T14662] ================================================================== [ 165.839081][T14662] BUG: KASAN: use-after-free in sk_psock_unlink+0x3dd/0x4b0 [ 165.846369][T14662] Read of size 4 at addr ffff888096c21558 by task syz-executor.2/14662 [ 165.854602][T14662] [ 165.856946][T14662] CPU: 0 PID: 14662 Comm: syz-executor.2 Not tainted 5.2.0+ #66 [ 165.864570][T14662] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 165.874626][T14662] Call Trace: [ 165.877921][T14662] dump_stack+0x172/0x1f0 [ 165.882255][T14662] ? sk_psock_unlink+0x3dd/0x4b0 [ 165.887202][T14662] ? tcp_check_oom+0x560/0x560 [ 165.891972][T14662] print_address_description.cold+0xd4/0x306 [ 165.897955][T14662] ? sk_psock_unlink+0x3dd/0x4b0 [ 165.902901][T14662] ? sk_psock_unlink+0x3dd/0x4b0 [ 165.907859][T14662] ? tcp_check_oom+0x560/0x560 [ 165.912651][T14662] __kasan_report.cold+0x1b/0x36 [ 165.917689][T14662] ? sk_psock_unlink+0x3dd/0x4b0 [ 165.922636][T14662] kasan_report+0x12/0x20 [ 165.926978][T14662] __asan_report_load4_noabort+0x14/0x20 [ 165.932621][T14662] sk_psock_unlink+0x3dd/0x4b0 [ 165.937396][T14662] ? sk_psock_link_pop+0x186/0x1f0 [ 165.942526][T14662] ? tcp_check_oom+0x560/0x560 [ 165.947301][T14662] tcp_bpf_remove+0x21/0x50 [ 165.951812][T14662] tcp_bpf_close+0x130/0x390 [ 165.956411][T14662] inet_release+0xed/0x200 [ 165.960852][T14662] inet6_release+0x53/0x80 [ 165.965291][T14662] __sock_release+0xce/0x280 [ 165.969897][T14662] sock_close+0x1e/0x30 [ 165.974067][T14662] __fput+0x2ff/0x890 [ 165.978061][T14662] ? __sock_release+0x280/0x280 [ 165.982918][T14662] ____fput+0x16/0x20 [ 165.986907][T14662] task_work_run+0x145/0x1c0 [ 165.991513][T14662] exit_to_usermode_loop+0x316/0x380 [ 165.996810][T14662] do_syscall_64+0x5a9/0x6a0 [ 166.001456][T14662] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 166.001479][T14662] RIP: 0033:0x413501 [ 166.001494][T14662] Code: 75 14 b8 03 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 04 1b 00 00 c3 48 83 ec 08 e8 0a fc ff ff 48 89 04 24 b8 03 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 53 fc ff ff 48 89 d0 48 83 c4 08 48 3d 01 [ 166.001502][T14662] RSP: 002b:00007ffebd6e52e0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 [ 166.001517][T14662] RAX: 0000000000000000 RBX: 0000000000000006 RCX: 0000000000413501 [ 166.001525][T14662] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005 [ 166.001541][T14662] RBP: 0000000000000001 R08: ffffffffffffffff R09: ffffffffffffffff [ 166.001549][T14662] R10: 00007ffebd6e53c0 R11: 0000000000000293 R12: 000000000075bf20 [ 166.001557][T14662] R13: 000000000002879e R14: 00000000007610a8 R15: ffffffffffffffff [ 166.011459][T14662] [ 166.011468][T14662] Allocated by task 14664: [ 166.011483][T14662] save_stack+0x23/0x90 [ 166.011495][T14662] __kasan_kmalloc.constprop.0+0xcf/0xe0 [ 166.011513][T14662] kasan_kmalloc+0x9/0x10 [ 166.086524][T14662] kmem_cache_alloc_trace+0x158/0x790 [ 166.106067][T14662] sock_map_alloc+0x1bb/0x3a0 [ 166.106084][T14662] __do_sys_bpf+0x475/0x42f0 [ 166.106096][T14662] __x64_sys_bpf+0x73/0xb0 [ 166.106110][T14662] do_syscall_64+0xfd/0x6a0 [ 166.106123][T14662] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 166.106128][T14662] [ 166.106135][T14662] Freed by task 9252: [ 166.106153][T14662] save_stack+0x23/0x90 [ 166.140610][T14662] __kasan_slab_free+0x102/0x150 [ 166.145552][T14662] kasan_slab_free+0xe/0x10 [ 166.150066][T14662] kfree+0x10a/0x2c0 [ 166.153964][T14662] sock_map_free+0x22a/0x310 [ 166.158558][T14662] bpf_map_free_deferred+0xb3/0x100 [ 166.163849][T14662] process_one_work+0x9af/0x1740 [ 166.168796][T14662] worker_thread+0x98/0xe40 [ 166.173317][T14662] kthread+0x361/0x430 [ 166.177391][T14662] ret_from_fork+0x24/0x30 [ 166.181810][T14662] [ 166.184138][T14662] The buggy address belongs to the object at ffff888096c21540 [ 166.184138][T14662] which belongs to the cache kmalloc-512 of size 512 [ 166.198249][T14662] The buggy address is located 24 bytes inside of [ 166.198249][T14662] 512-byte region [ffff888096c21540, ffff888096c21740) [ 166.211464][T14662] The buggy address belongs to the page: [ 166.217107][T14662] page:ffffea00025b0840 refcount:1 mapcount:0 mapping:ffff8880aa400a80 index:0xffff888096c217c0 [ 166.227524][T14662] flags: 0x1fffc0000000200(slab) [ 166.232474][T14662] raw: 01fffc0000000200 ffffea00026b35c8 ffffea00025c2008 ffff8880aa400a80 [ 166.241084][T14662] raw: ffff888096c217c0 ffff888096c21040 0000000100000005 0000000000000000 [ 166.249667][T14662] page dumped because: kasan: bad access detected [ 166.256079][T14662] [ 166.258411][T14662] Memory state around the buggy address: [ 166.264164][T14662] ffff888096c21400: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 166.272230][T14662] ffff888096c21480: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc [ 166.280294][T14662] >ffff888096c21500: fc fc fc fc fc fc fc fc fb fb fb fb fb fb fb fb [ 166.288350][T14662] ^ [ 166.295280][T14662] ffff888096c21580: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 166.303332][T14662] ffff888096c21600: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 166.311402][T14662] ================================================================== [ 166.319464][T14662] Disabling lock debugging due to kernel taint [ 166.339211][T14662] Kernel panic - not syncing: panic_on_warn set ... [ 166.345825][T14662] CPU: 0 PID: 14662 Comm: syz-executor.2 Tainted: G B 5.2.0+ #66 [ 166.354834][T14662] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 166.357088][ T3894] kobject: 'loop0' (00000000d37cea1e): kobject_uevent_env [ 166.364890][T14662] Call Trace: [ 166.364911][T14662] dump_stack+0x172/0x1f0 [ 166.364928][T14662] ? tcp_check_oom+0x560/0x560 [ 166.364940][T14662] panic+0x2dc/0x755 [ 166.364950][T14662] ? add_taint.cold+0x16/0x16 [ 166.364963][T14662] ? sk_psock_unlink+0x3dd/0x4b0 [ 166.364984][T14662] ? tcp_check_oom+0x560/0x560 [ 166.389981][ T3894] kobject: 'loop0' (00000000d37cea1e): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 166.392987][T14662] ? preempt_schedule+0x4b/0x60 [ 166.417652][T14662] ? ___preempt_schedule+0x16/0x18 [ 166.422773][T14662] ? trace_hardirqs_on+0x5e/0x240 [ 166.427808][T14662] ? sk_psock_unlink+0x3dd/0x4b0 [ 166.432761][T14662] ? tcp_check_oom+0x560/0x560 [ 166.437529][T14662] end_report+0x47/0x4f [ 166.441688][T14662] ? sk_psock_unlink+0x3dd/0x4b0 [ 166.446624][T14662] __kasan_report.cold+0xe/0x36 [ 166.451483][T14662] ? sk_psock_unlink+0x3dd/0x4b0 [ 166.456442][T14662] kasan_report+0x12/0x20 [ 166.460774][T14662] __asan_report_load4_noabort+0x14/0x20 [ 166.466408][T14662] sk_psock_unlink+0x3dd/0x4b0 [ 166.471213][T14662] ? sk_psock_link_pop+0x186/0x1f0 [ 166.476323][T14662] ? tcp_check_oom+0x560/0x560 [ 166.481075][T14662] tcp_bpf_remove+0x21/0x50 [ 166.485606][T14662] tcp_bpf_close+0x130/0x390 [ 166.490178][T14662] inet_release+0xed/0x200 [ 166.494580][T14662] inet6_release+0x53/0x80 [ 166.498976][T14662] __sock_release+0xce/0x280 [ 166.503544][T14662] sock_close+0x1e/0x30 [ 166.507690][T14662] __fput+0x2ff/0x890 [ 166.511653][T14662] ? __sock_release+0x280/0x280 [ 166.516488][T14662] ____fput+0x16/0x20 [ 166.520566][T14662] task_work_run+0x145/0x1c0 [ 166.525143][T14662] exit_to_usermode_loop+0x316/0x380 [ 166.530407][T14662] do_syscall_64+0x5a9/0x6a0 [ 166.534981][T14662] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 166.540852][T14662] RIP: 0033:0x413501 [ 166.544724][T14662] Code: 75 14 b8 03 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 04 1b 00 00 c3 48 83 ec 08 e8 0a fc ff ff 48 89 04 24 b8 03 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 53 fc ff ff 48 89 d0 48 83 c4 08 48 3d 01 [ 166.564304][T14662] RSP: 002b:00007ffebd6e52e0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 [ 166.581842][T14662] RAX: 0000000000000000 RBX: 0000000000000006 RCX: 0000000000413501 [ 166.589792][T14662] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005 [ 166.597742][T14662] RBP: 0000000000000001 R08: ffffffffffffffff R09: ffffffffffffffff [ 166.605690][T14662] R10: 00007ffebd6e53c0 R11: 0000000000000293 R12: 000000000075bf20 [ 166.613641][T14662] R13: 000000000002879e R14: 00000000007610a8 R15: ffffffffffffffff [ 166.622785][T14662] Kernel Offset: disabled [ 166.627106][T14662] Rebooting in 86400 seconds..