[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 61.500290][ T27] audit: type=1800 audit(1560169741.986:25): pid=8662 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 61.558772][ T27] audit: type=1800 audit(1560169741.986:26): pid=8662 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 61.589096][ T27] audit: type=1800 audit(1560169741.986:27): pid=8662 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 '10.128.0.134' (ECDSA) to the list of known hosts. 2019/06/10 12:29:27 parsed 1 programs 2019/06/10 12:29:30 executed programs: 0 syzkaller login: [ 89.795387][ T8836] IPVS: ftp: loaded support on port[0] = 21 [ 89.819993][ T8837] IPVS: ftp: loaded support on port[0] = 21 [ 89.873561][ T8842] IPVS: ftp: loaded support on port[0] = 21 [ 89.891591][ T8844] IPVS: ftp: loaded support on port[0] = 21 [ 89.899924][ T8841] IPVS: ftp: loaded support on port[0] = 21 [ 89.929084][ T8845] IPVS: ftp: loaded support on port[0] = 21 [ 90.165867][ T8837] chnl_net:caif_netlink_parms(): no params data found [ 90.294818][ T8836] chnl_net:caif_netlink_parms(): no params data found [ 90.336238][ T8837] bridge0: port 1(bridge_slave_0) entered blocking state [ 90.344931][ T8837] bridge0: port 1(bridge_slave_0) entered disabled state [ 90.355153][ T8837] device bridge_slave_0 entered promiscuous mode [ 90.402698][ T8842] chnl_net:caif_netlink_parms(): no params data found [ 90.412398][ T8837] bridge0: port 2(bridge_slave_1) entered blocking state [ 90.420824][ T8837] bridge0: port 2(bridge_slave_1) entered disabled state [ 90.428808][ T8837] device bridge_slave_1 entered promiscuous mode [ 90.504729][ T8836] bridge0: port 1(bridge_slave_0) entered blocking state [ 90.512966][ T8836] bridge0: port 1(bridge_slave_0) entered disabled state [ 90.522493][ T8836] device bridge_slave_0 entered promiscuous mode [ 90.534846][ T8836] bridge0: port 2(bridge_slave_1) entered blocking state [ 90.542393][ T8836] bridge0: port 2(bridge_slave_1) entered disabled state [ 90.550803][ T8836] device bridge_slave_1 entered promiscuous mode [ 90.565110][ T8837] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 90.577853][ T8844] chnl_net:caif_netlink_parms(): no params data found [ 90.606091][ T8837] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 90.666289][ T8845] chnl_net:caif_netlink_parms(): no params data found [ 90.693764][ T8842] bridge0: port 1(bridge_slave_0) entered blocking state [ 90.701678][ T8842] bridge0: port 1(bridge_slave_0) entered disabled state [ 90.710586][ T8842] device bridge_slave_0 entered promiscuous mode [ 90.720468][ T8836] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 90.734129][ T8836] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 90.750154][ T8837] team0: Port device team_slave_0 added [ 90.761699][ T8842] bridge0: port 2(bridge_slave_1) entered blocking state [ 90.770268][ T8842] bridge0: port 2(bridge_slave_1) entered disabled state [ 90.778147][ T8842] device bridge_slave_1 entered promiscuous mode [ 90.803072][ T8837] team0: Port device team_slave_1 added [ 90.819285][ T8841] chnl_net:caif_netlink_parms(): no params data found [ 90.852255][ T8836] team0: Port device team_slave_0 added [ 90.867183][ T8836] team0: Port device team_slave_1 added [ 90.882400][ T8842] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 90.897115][ T8842] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 90.926749][ T8844] bridge0: port 1(bridge_slave_0) entered blocking state [ 90.934569][ T8844] bridge0: port 1(bridge_slave_0) entered disabled state [ 90.942679][ T8844] device bridge_slave_0 entered promiscuous mode [ 90.963686][ T8845] bridge0: port 1(bridge_slave_0) entered blocking state [ 90.972027][ T8845] bridge0: port 1(bridge_slave_0) entered disabled state [ 90.981728][ T8845] device bridge_slave_0 entered promiscuous mode [ 90.990696][ T8845] bridge0: port 2(bridge_slave_1) entered blocking state [ 90.998320][ T8845] bridge0: port 2(bridge_slave_1) entered disabled state [ 91.006598][ T8845] device bridge_slave_1 entered promiscuous mode [ 91.014201][ T8844] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.022242][ T8844] bridge0: port 2(bridge_slave_1) entered disabled state [ 91.030576][ T8844] device bridge_slave_1 entered promiscuous mode [ 91.084279][ T8842] team0: Port device team_slave_0 added [ 91.107849][ T8844] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 91.183453][ T8837] device hsr_slave_0 entered promiscuous mode [ 91.229212][ T8837] device hsr_slave_1 entered promiscuous mode [ 91.332503][ T8836] device hsr_slave_0 entered promiscuous mode [ 91.399196][ T8836] device hsr_slave_1 entered promiscuous mode [ 91.450587][ T8842] team0: Port device team_slave_1 added [ 91.457333][ T8841] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.465227][ T8841] bridge0: port 1(bridge_slave_0) entered disabled state [ 91.474522][ T8841] device bridge_slave_0 entered promiscuous mode [ 91.484780][ T8844] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 91.503502][ T8845] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 91.517442][ T8845] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 91.541764][ T8841] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.553224][ T8841] bridge0: port 2(bridge_slave_1) entered disabled state [ 91.562141][ T8841] device bridge_slave_1 entered promiscuous mode [ 91.597939][ T8844] team0: Port device team_slave_0 added [ 91.651389][ T8842] device hsr_slave_0 entered promiscuous mode [ 91.689222][ T8842] device hsr_slave_1 entered promiscuous mode [ 91.771600][ T8841] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 91.783118][ T8841] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 91.801720][ T8844] team0: Port device team_slave_1 added [ 91.815461][ T8845] team0: Port device team_slave_0 added [ 91.839414][ T8841] team0: Port device team_slave_0 added [ 91.849742][ T8845] team0: Port device team_slave_1 added [ 91.857904][ T8841] team0: Port device team_slave_1 added [ 92.012405][ T8844] device hsr_slave_0 entered promiscuous mode [ 92.049600][ T8844] device hsr_slave_1 entered promiscuous mode [ 92.171977][ T8845] device hsr_slave_0 entered promiscuous mode [ 92.240001][ T8845] device hsr_slave_1 entered promiscuous mode [ 92.332520][ T8841] device hsr_slave_0 entered promiscuous mode [ 92.389355][ T8841] device hsr_slave_1 entered promiscuous mode [ 92.593876][ T8842] 8021q: adding VLAN 0 to HW filter on device bond0 [ 92.621034][ T8837] 8021q: adding VLAN 0 to HW filter on device bond0 [ 92.643796][ T8836] 8021q: adding VLAN 0 to HW filter on device bond0 [ 92.678320][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 92.695695][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 92.708669][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 92.719275][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 92.745719][ T8836] 8021q: adding VLAN 0 to HW filter on device team0 [ 92.761115][ T8837] 8021q: adding VLAN 0 to HW filter on device team0 [ 92.781350][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 92.792623][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 92.815364][ T8842] 8021q: adding VLAN 0 to HW filter on device team0 [ 92.838040][ T8844] 8021q: adding VLAN 0 to HW filter on device bond0 [ 92.853604][ T8845] 8021q: adding VLAN 0 to HW filter on device bond0 [ 92.870001][ T2952] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 92.883038][ T2952] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 92.892911][ T2952] bridge0: port 1(bridge_slave_0) entered blocking state [ 92.900460][ T2952] bridge0: port 1(bridge_slave_0) entered forwarding state [ 92.911560][ T2952] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 92.923552][ T2952] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 92.932386][ T2952] bridge0: port 2(bridge_slave_1) entered blocking state [ 92.939642][ T2952] bridge0: port 2(bridge_slave_1) entered forwarding state [ 92.951589][ T2952] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 92.976309][ T2952] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 92.986457][ T2952] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 92.999384][ T2952] bridge0: port 1(bridge_slave_0) entered blocking state [ 93.007319][ T2952] bridge0: port 1(bridge_slave_0) entered forwarding state [ 93.018270][ T2952] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 93.027355][ T2952] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 93.036789][ T2952] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 93.050715][ T2952] bridge0: port 1(bridge_slave_0) entered blocking state [ 93.061392][ T2952] bridge0: port 1(bridge_slave_0) entered forwarding state [ 93.082112][ T2952] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 93.092254][ T2952] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 93.132599][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 93.142721][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 93.153709][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 93.163266][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 93.183287][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 93.208380][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 93.222213][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 93.233455][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 93.242564][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 93.249809][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 93.258936][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 93.268215][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 93.278497][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 93.297582][ T8844] 8021q: adding VLAN 0 to HW filter on device team0 [ 93.306427][ T8845] 8021q: adding VLAN 0 to HW filter on device team0 [ 93.336497][ T8841] 8021q: adding VLAN 0 to HW filter on device bond0 [ 93.345338][ T8852] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 93.354096][ T8852] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 93.365455][ T8852] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 93.375174][ T8852] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 93.384646][ T8852] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 93.394519][ T8852] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 93.405007][ T8852] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 93.414924][ T8852] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 93.426416][ T8852] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 93.435989][ T8852] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 93.477175][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 93.494178][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 93.503316][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 93.513588][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 93.524368][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 93.534749][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 93.543515][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 93.555481][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 93.565987][ T17] bridge0: port 1(bridge_slave_0) entered blocking state [ 93.573825][ T17] bridge0: port 1(bridge_slave_0) entered forwarding state [ 93.605935][ T8837] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 93.621279][ T8837] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 93.634353][ T8841] 8021q: adding VLAN 0 to HW filter on device team0 [ 93.650956][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 93.660165][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 93.670830][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 93.680634][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 93.690432][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 93.700332][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 93.709603][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 93.721484][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 93.733457][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 93.744174][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 93.754687][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 93.763947][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 93.773883][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 93.782717][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 93.792514][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 93.802132][ T17] bridge0: port 1(bridge_slave_0) entered blocking state [ 93.809682][ T17] bridge0: port 1(bridge_slave_0) entered forwarding state [ 93.817565][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 93.835033][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 93.844420][ T17] bridge0: port 1(bridge_slave_0) entered blocking state [ 93.851764][ T17] bridge0: port 1(bridge_slave_0) entered forwarding state [ 93.861604][ T8842] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 93.895218][ T8853] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 93.907638][ T8853] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 93.919911][ T8853] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 93.928286][ T8853] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 93.937826][ T8853] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 93.947058][ T8853] bridge0: port 2(bridge_slave_1) entered blocking state [ 93.954377][ T8853] bridge0: port 2(bridge_slave_1) entered forwarding state [ 93.964646][ T8853] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 93.974054][ T8853] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 93.983704][ T8853] bridge0: port 2(bridge_slave_1) entered blocking state [ 93.991069][ T8853] bridge0: port 2(bridge_slave_1) entered forwarding state [ 93.999740][ T8853] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 94.008529][ T8853] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 94.017757][ T8853] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 94.026703][ T8853] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 94.042941][ T8852] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 94.054904][ T8852] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 94.080946][ T8852] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 94.090814][ T8852] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 94.099851][ T8852] bridge0: port 2(bridge_slave_1) entered blocking state [ 94.107141][ T8852] bridge0: port 2(bridge_slave_1) entered forwarding state [ 94.150861][ T8852] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 94.162591][ T8852] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 94.171885][ T8852] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 94.181189][ T8852] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 94.190900][ T8852] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 94.200364][ T8852] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 94.214225][ T8852] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 94.225033][ T8852] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 94.235941][ T8852] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 94.245383][ T8852] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 94.254102][ T8852] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 94.263204][ T8852] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 94.271888][ T8852] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 94.281137][ T8852] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 94.298564][ T8844] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 94.311559][ T8844] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 94.332353][ T8837] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 94.355511][ T8836] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 94.369513][ T8852] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 94.378493][ T8852] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 94.390722][ T8852] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 94.400351][ T8852] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 94.411084][ T8852] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 94.421041][ T8852] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 94.431351][ T8852] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 94.440748][ T8852] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 94.449938][ T8852] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 94.459758][ T8852] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 94.469633][ T8852] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 94.510125][ T8842] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 94.522495][ T8845] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 94.538377][ T8845] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 94.564786][ T8844] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 94.577468][ T8836] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 94.585732][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 94.601225][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 94.614126][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 94.625763][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 94.644164][ T8841] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 94.676105][ T8841] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 94.711711][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 94.726001][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 94.747520][ T8845] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 94.844982][ T8841] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 94.911914][ C1] hrtimer: interrupt took 30288 ns [ 95.239813][ T5] ================================================================== [ 95.250930][ T5] BUG: KASAN: use-after-free in blk_mq_free_rqs+0x49f/0x4b0 [ 95.250954][ T5] Read of size 8 at addr ffff888219587d10 by task kworker/0:0/5 [ 95.250957][ T5] [ 95.250978][ T5] CPU: 0 PID: 5 Comm: kworker/0:0 Not tainted 5.2.0-rc3-next-20190607 #11 [ 95.250985][ T5] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 2019/06/10 12:29:35 executed programs: 6 [ 95.251013][ T5] Workqueue: events __blk_release_queue [ 95.251022][ T5] Call Trace: [ 95.251049][ T5] dump_stack+0x172/0x1f0 [ 95.251062][ T5] ? blk_mq_free_rqs+0x49f/0x4b0 [ 95.251087][ T5] print_address_description.cold+0xd4/0x306 [ 95.251099][ T5] ? blk_mq_free_rqs+0x49f/0x4b0 [ 95.251127][ T5] ? blk_mq_free_rqs+0x49f/0x4b0 [ 95.251139][ T5] __kasan_report.cold+0x1b/0x36 [ 95.251154][ T5] ? blk_mq_free_rqs+0x49f/0x4b0 [ 95.287431][ T5] kasan_report+0x12/0x20 [ 95.287458][ T5] __asan_report_load8_noabort+0x14/0x20 [ 95.287477][ T5] blk_mq_free_rqs+0x49f/0x4b0 [ 95.287492][ T5] ? dd_exit_queue+0x92/0xd0 [ 95.287506][ T5] ? kfree+0x1ec/0x2a0 [ 95.287539][ T5] blk_mq_sched_tags_teardown+0x126/0x210 [ 95.361490][ T5] ? dd_request_merge+0x230/0x230 [ 95.366589][ T5] blk_mq_exit_sched+0x1fa/0x2d0 [ 95.371591][ T5] elevator_exit+0x70/0xa0 [ 95.376064][ T5] __blk_release_queue+0x127/0x330 [ 95.381324][ T5] process_one_work+0x989/0x1790 [ 95.386466][ T5] ? pwq_dec_nr_in_flight+0x320/0x320 [ 95.391891][ T5] ? lock_acquire+0x16f/0x3f0 [ 95.391918][ T5] worker_thread+0x98/0xe40 [ 95.391947][ T5] kthread+0x354/0x420 [ 95.391961][ T5] ? process_one_work+0x1790/0x1790 [ 95.391981][ T5] ? kthread_cancel_delayed_work_sync+0x20/0x20 [ 95.417030][ T5] ret_from_fork+0x24/0x30 [ 95.421506][ T5] [ 95.423882][ T5] Allocated by task 1: [ 95.428004][ T5] save_stack+0x23/0x90 [ 95.432255][ T5] __kasan_kmalloc.constprop.0+0xcf/0xe0 [ 95.438034][ T5] kasan_kmalloc+0x9/0x10 [ 95.442447][ T5] kmem_cache_alloc_trace+0x151/0x750 [ 95.447863][ T5] loop_add+0x51/0x8d0 [ 95.452523][ T5] loop_init+0x1fe/0x25a [ 95.456828][ T5] do_one_initcall+0x107/0x7ba [ 95.461655][ T5] kernel_init_freeable+0x4d4/0x5c3 [ 95.466895][ T5] kernel_init+0x12/0x1c5 [ 95.471371][ T5] ret_from_fork+0x24/0x30 [ 95.475866][ T5] [ 95.478245][ T5] Freed by task 8876: [ 95.482308][ T5] save_stack+0x23/0x90 [ 95.486598][ T5] __kasan_slab_free+0x102/0x150 [ 95.486618][ T5] kasan_slab_free+0xe/0x10 [ 95.496638][ T5] kfree+0x106/0x2a0 [ 95.500607][ T5] loop_remove+0xa1/0xd0 [ 95.504927][ T5] loop_control_ioctl+0x320/0x360 [ 95.510015][ T5] do_vfs_ioctl+0xdb6/0x13e0 [ 95.514636][ T5] ksys_ioctl+0xab/0xd0 [ 95.518875][ T5] __x64_sys_ioctl+0x73/0xb0 [ 95.523532][ T5] do_syscall_64+0xfd/0x680 [ 95.528100][ T5] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 95.534122][ T5] [ 95.534137][ T5] The buggy address belongs to the object at ffff888219587b00 [ 95.534137][ T5] which belongs to the cache kmalloc-1k of size 1024 [ 95.534161][ T5] The buggy address is located 528 bytes inside of [ 95.534161][ T5] 1024-byte region [ffff888219587b00, ffff888219587f00) [ 95.534166][ T5] The buggy address belongs to the page: [ 95.534181][ T5] page:ffffea0008656180 refcount:1 mapcount:0 mapping:ffff8880aa400ac0 index:0x0 compound_mapcount: 0 [ 95.550924][ T5] flags: 0x6fffc0000010200(slab|head) [ 95.550946][ T5] raw: 06fffc0000010200 ffffea0008653d88 ffffea0008598388 ffff8880aa400ac0 [ 95.550959][ T5] raw: 0000000000000000 ffff888219586000 0000000100000007 0000000000000000 [ 95.550964][ T5] page dumped because: kasan: bad access detected [ 95.550969][ T5] [ 95.550973][ T5] Memory state around the buggy address: [ 95.550982][ T5] ffff888219587c00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 95.550991][ T5] ffff888219587c80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 95.551000][ T5] >ffff888219587d00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 95.551005][ T5] ^ [ 95.551014][ T5] ffff888219587d80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 95.551022][ T5] ffff888219587e00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 95.551026][ T5] ================================================================== [ 95.551030][ T5] Disabling lock debugging due to kernel taint [ 95.713283][ T5] Kernel panic - not syncing: panic_on_warn set ... [ 95.720148][ T5] CPU: 0 PID: 5 Comm: kworker/0:0 Tainted: G B 5.2.0-rc3-next-20190607 #11 [ 95.730092][ T5] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 95.739960][ T8842] kobject: 'loop0' (0000000098b00fea): kobject_uevent_env [ 95.740204][ T5] Workqueue: events __blk_release_queue [ 95.747654][ T8842] kobject: 'loop0' (0000000098b00fea): kobject_uevent_env: uevent_suppress caused the event to drop! [ 95.753002][ T5] Call Trace: [ 95.753045][ T5] dump_stack+0x172/0x1f0 [ 95.753065][ T5] panic+0x2cb/0x744 [ 95.753079][ T5] ? __warn_printk+0xf3/0xf3 [ 95.753097][ T5] ? blk_mq_free_rqs+0x49f/0x4b0 [ 95.753109][ T5] ? preempt_schedule+0x4b/0x60 [ 95.753122][ T5] ? ___preempt_schedule+0x16/0x18 [ 95.753147][ T5] ? trace_hardirqs_on+0x5e/0x220 [ 95.764732][ T8842] kobject: 'holders' (000000002f89801d): kobject_add_internal: parent: 'loop0', set: '' [ 95.767496][ T5] ? blk_mq_free_rqs+0x49f/0x4b0 [ 95.767513][ T5] end_report+0x47/0x4f [ 95.767530][ T5] ? blk_mq_free_rqs+0x49f/0x4b0 [ 95.767541][ T5] __kasan_report.cold+0xe/0x36 [ 95.767563][ T5] ? blk_mq_free_rqs+0x49f/0x4b0 [ 95.772477][ T8842] kobject: 'slaves' (000000006fdcd19b): kobject_add_internal: parent: 'loop0', set: '' [ 95.775929][ T5] kasan_report+0x12/0x20 [ 95.775953][ T5] __asan_report_load8_noabort+0x14/0x20 [ 95.775966][ T5] blk_mq_free_rqs+0x49f/0x4b0 [ 95.775978][ T5] ? dd_exit_queue+0x92/0xd0 [ 95.775988][ T5] ? kfree+0x1ec/0x2a0 [ 95.776005][ T5] blk_mq_sched_tags_teardown+0x126/0x210 [ 95.776025][ T5] ? dd_request_merge+0x230/0x230 [ 95.781239][ T8842] kobject: 'loop0' (0000000098b00fea): kobject_uevent_env [ 95.785736][ T5] blk_mq_exit_sched+0x1fa/0x2d0 [ 95.785758][ T5] elevator_exit+0x70/0xa0 [ 95.785774][ T5] __blk_release_queue+0x127/0x330 [ 95.785789][ T5] process_one_work+0x989/0x1790 [ 95.785808][ T5] ? pwq_dec_nr_in_flight+0x320/0x320 [ 95.785829][ T5] ? lock_acquire+0x16f/0x3f0 [ 95.791282][ T8842] kobject: 'loop0' (0000000098b00fea): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 95.795960][ T5] worker_thread+0x98/0xe40 [ 95.795990][ T5] kthread+0x354/0x420 [ 95.796002][ T5] ? process_one_work+0x1790/0x1790 [ 95.796013][ T5] ? kthread_cancel_delayed_work_sync+0x20/0x20 [ 95.796037][ T5] ret_from_fork+0x24/0x30 [ 95.804099][ T8842] kobject: 'queue' (000000008d3463ea): kobject_add_internal: parent: 'loop0', set: '' [ 95.813380][ T5] Kernel Offset: disabled [ 95.973937][ T5] Rebooting in 86400 seconds..