[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 54.854088][ T26] audit: type=1800 audit(1569864457.831:25): pid=8509 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 54.895219][ T26] audit: type=1800 audit(1569864457.831:26): pid=8509 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 54.941065][ T26] audit: type=1800 audit(1569864457.831:27): pid=8509 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 '10.128.0.31' (ECDSA) to the list of known hosts. 2019/09/30 17:28:02 parsed 1 programs 2019/09/30 17:28:04 executed programs: 0 syzkaller login: [ 82.083394][ T8685] IPVS: ftp: loaded support on port[0] = 21 [ 82.118912][ T8684] IPVS: ftp: loaded support on port[0] = 21 [ 82.138693][ T8693] IPVS: ftp: loaded support on port[0] = 21 [ 82.138717][ T8689] IPVS: ftp: loaded support on port[0] = 21 [ 82.146374][ T8690] IPVS: ftp: loaded support on port[0] = 21 [ 82.164397][ T8692] IPVS: ftp: loaded support on port[0] = 21 [ 82.386300][ T8685] chnl_net:caif_netlink_parms(): no params data found [ 82.427646][ T8689] chnl_net:caif_netlink_parms(): no params data found [ 82.458234][ T8684] chnl_net:caif_netlink_parms(): no params data found [ 82.496741][ T8685] bridge0: port 1(bridge_slave_0) entered blocking state [ 82.503885][ T8685] bridge0: port 1(bridge_slave_0) entered disabled state [ 82.513636][ T8685] device bridge_slave_0 entered promiscuous mode [ 82.558427][ T8685] bridge0: port 2(bridge_slave_1) entered blocking state [ 82.565602][ T8685] bridge0: port 2(bridge_slave_1) entered disabled state [ 82.573218][ T8685] device bridge_slave_1 entered promiscuous mode [ 82.602358][ T8684] bridge0: port 1(bridge_slave_0) entered blocking state [ 82.609532][ T8684] bridge0: port 1(bridge_slave_0) entered disabled state [ 82.617392][ T8684] device bridge_slave_0 entered promiscuous mode [ 82.624664][ T8690] chnl_net:caif_netlink_parms(): no params data found [ 82.667059][ T8684] bridge0: port 2(bridge_slave_1) entered blocking state [ 82.674158][ T8684] bridge0: port 2(bridge_slave_1) entered disabled state [ 82.682329][ T8684] device bridge_slave_1 entered promiscuous mode [ 82.713138][ T8684] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 82.722389][ T8689] bridge0: port 1(bridge_slave_0) entered blocking state [ 82.730139][ T8689] bridge0: port 1(bridge_slave_0) entered disabled state [ 82.738472][ T8689] device bridge_slave_0 entered promiscuous mode [ 82.748481][ T8689] bridge0: port 2(bridge_slave_1) entered blocking state [ 82.755634][ T8689] bridge0: port 2(bridge_slave_1) entered disabled state [ 82.763239][ T8689] device bridge_slave_1 entered promiscuous mode [ 82.772079][ T8685] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 82.800861][ T8684] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 82.823252][ T8685] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 82.852571][ T8692] chnl_net:caif_netlink_parms(): no params data found [ 82.874466][ T8684] team0: Port device team_slave_0 added [ 82.895262][ T8685] team0: Port device team_slave_0 added [ 82.905446][ T8684] team0: Port device team_slave_1 added [ 82.912434][ T8689] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 82.931077][ T8690] bridge0: port 1(bridge_slave_0) entered blocking state [ 82.938388][ T8690] bridge0: port 1(bridge_slave_0) entered disabled state [ 82.946664][ T8690] device bridge_slave_0 entered promiscuous mode [ 82.955439][ T8685] team0: Port device team_slave_1 added [ 82.967198][ T8689] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 82.976712][ T8693] chnl_net:caif_netlink_parms(): no params data found [ 82.987956][ T8690] bridge0: port 2(bridge_slave_1) entered blocking state [ 82.995159][ T8690] bridge0: port 2(bridge_slave_1) entered disabled state [ 83.002796][ T8690] device bridge_slave_1 entered promiscuous mode [ 83.063557][ T8690] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 83.107108][ T8685] device hsr_slave_0 entered promiscuous mode [ 83.165385][ T8685] device hsr_slave_1 entered promiscuous mode [ 83.247305][ T8692] bridge0: port 1(bridge_slave_0) entered blocking state [ 83.254382][ T8692] bridge0: port 1(bridge_slave_0) entered disabled state [ 83.262187][ T8692] device bridge_slave_0 entered promiscuous mode [ 83.270560][ T8689] team0: Port device team_slave_0 added [ 83.278635][ T8690] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 83.338350][ T8684] device hsr_slave_0 entered promiscuous mode [ 83.405341][ T8684] device hsr_slave_1 entered promiscuous mode [ 83.465151][ T8684] debugfs: Directory 'hsr0' with parent '/' already present! [ 83.473613][ T8692] bridge0: port 2(bridge_slave_1) entered blocking state [ 83.481047][ T8692] bridge0: port 2(bridge_slave_1) entered disabled state [ 83.488934][ T8692] device bridge_slave_1 entered promiscuous mode [ 83.497659][ T8689] team0: Port device team_slave_1 added [ 83.539237][ T8692] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 83.550060][ T8692] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 83.580737][ T8693] bridge0: port 1(bridge_slave_0) entered blocking state [ 83.588508][ T8693] bridge0: port 1(bridge_slave_0) entered disabled state [ 83.596697][ T8693] device bridge_slave_0 entered promiscuous mode [ 83.605272][ T8693] bridge0: port 2(bridge_slave_1) entered blocking state [ 83.612355][ T8693] bridge0: port 2(bridge_slave_1) entered disabled state [ 83.620599][ T8693] device bridge_slave_1 entered promiscuous mode [ 83.629886][ T8690] team0: Port device team_slave_0 added [ 83.645500][ T8690] team0: Port device team_slave_1 added [ 83.668072][ T8692] team0: Port device team_slave_0 added [ 83.676974][ T8692] team0: Port device team_slave_1 added [ 83.698172][ T8693] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 83.776841][ T8689] device hsr_slave_0 entered promiscuous mode [ 83.825500][ T8689] device hsr_slave_1 entered promiscuous mode [ 83.895088][ T8689] debugfs: Directory 'hsr0' with parent '/' already present! [ 83.904599][ T8693] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 83.978169][ T8690] device hsr_slave_0 entered promiscuous mode [ 84.045355][ T8690] device hsr_slave_1 entered promiscuous mode [ 84.095340][ T8690] debugfs: Directory 'hsr0' with parent '/' already present! [ 84.168060][ T8692] device hsr_slave_0 entered promiscuous mode [ 84.235366][ T8692] device hsr_slave_1 entered promiscuous mode [ 84.295133][ T8692] debugfs: Directory 'hsr0' with parent '/' already present! [ 84.353897][ T8693] team0: Port device team_slave_0 added [ 84.361410][ T8693] team0: Port device team_slave_1 added [ 84.418533][ T8693] device hsr_slave_0 entered promiscuous mode [ 84.485544][ T8693] device hsr_slave_1 entered promiscuous mode [ 84.525241][ T8693] debugfs: Directory 'hsr0' with parent '/' already present! [ 84.548962][ T8693] bridge0: port 2(bridge_slave_1) entered blocking state [ 84.556168][ T8693] bridge0: port 2(bridge_slave_1) entered forwarding state [ 84.563787][ T8693] bridge0: port 1(bridge_slave_0) entered blocking state [ 84.570888][ T8693] bridge0: port 1(bridge_slave_0) entered forwarding state [ 84.586435][ T8684] 8021q: adding VLAN 0 to HW filter on device bond0 [ 84.614644][ T5] bridge0: port 1(bridge_slave_0) entered disabled state [ 84.622857][ T5] bridge0: port 2(bridge_slave_1) entered disabled state [ 84.669475][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 84.678404][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 84.702394][ T8684] 8021q: adding VLAN 0 to HW filter on device team0 [ 84.714154][ T8685] 8021q: adding VLAN 0 to HW filter on device bond0 [ 84.744304][ T8692] 8021q: adding VLAN 0 to HW filter on device bond0 [ 84.763089][ T8685] 8021q: adding VLAN 0 to HW filter on device team0 [ 84.780677][ T8689] 8021q: adding VLAN 0 to HW filter on device bond0 [ 84.796506][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 84.805519][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 84.813936][ T17] bridge0: port 1(bridge_slave_0) entered blocking state [ 84.821037][ T17] bridge0: port 1(bridge_slave_0) entered forwarding state [ 84.829153][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 84.837877][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 84.846475][ T17] bridge0: port 2(bridge_slave_1) entered blocking state [ 84.853501][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state [ 84.861152][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 84.869588][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 84.877520][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 84.886297][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 84.894760][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 84.903387][ T17] bridge0: port 1(bridge_slave_0) entered blocking state [ 84.910488][ T17] bridge0: port 1(bridge_slave_0) entered forwarding state [ 84.918590][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 84.927489][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 84.935477][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 84.943381][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 84.970974][ T8693] 8021q: adding VLAN 0 to HW filter on device bond0 [ 84.987203][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 84.999781][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 85.008762][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 85.017341][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 85.024958][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 85.033221][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 85.043857][ T8690] 8021q: adding VLAN 0 to HW filter on device bond0 [ 85.056416][ T8692] 8021q: adding VLAN 0 to HW filter on device team0 [ 85.074711][ T8684] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 85.085547][ T8684] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 85.098298][ T3011] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 85.107078][ T3011] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 85.116398][ T3011] bridge0: port 2(bridge_slave_1) entered blocking state [ 85.123463][ T3011] bridge0: port 2(bridge_slave_1) entered forwarding state [ 85.131115][ T3011] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 85.140236][ T3011] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 85.148700][ T3011] bridge0: port 1(bridge_slave_0) entered blocking state [ 85.155778][ T3011] bridge0: port 1(bridge_slave_0) entered forwarding state [ 85.163306][ T3011] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 85.172341][ T3011] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 85.180991][ T3011] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 85.189703][ T3011] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 85.198731][ T3011] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 85.207250][ T3011] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 85.227445][ T8693] 8021q: adding VLAN 0 to HW filter on device team0 [ 85.235906][ T8689] 8021q: adding VLAN 0 to HW filter on device team0 [ 85.249142][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 85.257178][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 85.264692][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 85.274347][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 85.283210][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 85.291339][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 85.299106][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 85.308591][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 85.317747][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 85.326803][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 85.335277][ T17] bridge0: port 1(bridge_slave_0) entered blocking state [ 85.342334][ T17] bridge0: port 1(bridge_slave_0) entered forwarding state [ 85.350533][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 85.358418][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 85.380115][ T8690] 8021q: adding VLAN 0 to HW filter on device team0 [ 85.406398][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 85.416097][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 85.424402][ T17] bridge0: port 1(bridge_slave_0) entered blocking state [ 85.431502][ T17] bridge0: port 1(bridge_slave_0) entered forwarding state [ 85.439821][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 85.448533][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 85.457140][ T17] bridge0: port 2(bridge_slave_1) entered blocking state [ 85.464172][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state [ 85.471904][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 85.480531][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 85.489538][ T17] bridge0: port 2(bridge_slave_1) entered blocking state [ 85.496668][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state [ 85.504201][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 85.512841][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 85.520698][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 85.529540][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 85.538560][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 85.547006][ T17] bridge0: port 2(bridge_slave_1) entered blocking state [ 85.554029][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state [ 85.561687][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 85.570480][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 85.579300][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 85.588036][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 85.597033][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 85.605446][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 85.613620][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 85.621984][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 85.651091][ T8684] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 85.676990][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 85.696552][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 85.705589][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 85.713968][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 85.721070][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 85.728942][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 85.737712][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 85.746257][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 85.754757][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 85.763324][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 85.770435][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 85.778126][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 85.786899][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 85.795393][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 85.803903][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 85.812336][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 85.820538][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 85.829996][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 85.838508][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 85.847084][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 85.855570][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 85.863820][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 85.872261][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 85.882385][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 85.890441][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 85.898360][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 85.906618][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 85.924441][ T8693] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 85.936956][ T8693] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 85.952413][ T8689] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 85.964227][ T8689] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 85.972399][ T3011] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 85.982374][ T3011] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 85.991482][ T3011] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 86.000883][ T3011] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 86.009306][ T3011] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 86.027255][ T8685] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 86.073078][ T8693] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 86.101581][ T3011] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 86.111394][ T3011] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 86.130525][ T3011] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 86.143650][ T3011] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 86.159458][ T3011] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 86.168580][ T3011] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 86.176975][ T3011] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 86.185684][ T3011] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 86.193877][ T3011] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 86.202536][ T3011] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 86.211024][ T3011] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 86.219510][ T3011] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 86.229730][ T8690] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 86.246021][ T8689] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 86.305948][ T3011] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 86.314714][ T3011] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 86.336296][ T3011] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 86.344847][ T3011] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 86.354204][ T3011] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 86.362945][ T3011] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 86.404741][ T8722] IPVS: ftp: loaded support on port[0] = 21 [ 86.411499][ T8690] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 86.423331][ T8692] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 86.481363][ T8692] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 86.483695][ T8729] IPVS: ftp: loaded support on port[0] = 21 [ 86.650317][ T8744] IPVS: ftp: loaded support on port[0] = 21 [ 86.653266][ T8743] IPVS: ftp: loaded support on port[0] = 21 [ 86.794588][ T8722] IPVS: ftp: loaded support on port[0] = 21 [ 86.822893][ T8729] IPVS: ftp: loaded support on port[0] = 21 [ 86.950813][ T8761] IPVS: ftp: loaded support on port[0] = 21 [ 86.982949][ T8762] IPVS: ftp: loaded support on port[0] = 21 [ 87.353352][ T8762] IPVS: ftp: loaded support on port[0] = 21 [ 87.394473][ T8749] IPVS: ftp: loaded support on port[0] = 21 [ 87.410457][ T8750] IPVS: ftp: loaded support on port[0] = 21 [ 87.702520][ T8761] IPVS: ftp: loaded support on port[0] = 21 2019/09/30 17:28:14 executed programs: 6 [ 91.842840][ T8779] IPVS: ftp: loaded support on port[0] = 21 [ 91.868459][ T8780] IPVS: ftp: loaded support on port[0] = 21 [ 91.926315][ T8789] IPVS: ftp: loaded support on port[0] = 21 [ 91.979358][ T8791] IPVS: ftp: loaded support on port[0] = 21 [ 92.070229][ T8797] IPVS: ftp: loaded support on port[0] = 21 [ 92.180817][ T8780] IPVS: ftp: loaded support on port[0] = 21 [ 92.238831][ T8791] IPVS: ftp: loaded support on port[0] = 21 [ 92.359666][ T8797] IPVS: ftp: loaded support on port[0] = 21 [ 92.613016][ T8779] IPVS: ftp: loaded support on port[0] = 21 [ 92.614160][ T8810] IPVS: ftp: loaded support on port[0] = 21 [ 92.631421][ T8811] IPVS: ftp: loaded support on port[0] = 21 [ 92.849563][ T8821] IPVS: ftp: loaded support on port[0] = 21 [ 92.936606][ T8811] IPVS: ftp: loaded support on port[0] = 21 [ 93.340933][ T8816] IPVS: ftp: loaded support on port[0] = 21 [ 93.352925][ T8821] IPVS: ftp: loaded support on port[0] = 21 [ 93.582433][ T8836] IPVS: ftp: loaded support on port[0] = 21 [ 94.028750][ T8836] IPVS: ftp: loaded support on port[0] = 21 [ 96.849471][ T8846] IPVS: ftp: loaded support on port[0] = 21 [ 96.868710][ T8847] IPVS: ftp: loaded support on port[0] = 21 [ 97.293834][ T8847] IPVS: ftp: loaded support on port[0] = 21 [ 97.402713][ T8846] IPVS: ftp: loaded support on port[0] = 21 2019/09/30 17:28:20 executed programs: 17 [ 97.627260][ T8860] IPVS: ftp: loaded support on port[0] = 21 [ 97.675621][ T8865] IPVS: ftp: loaded support on port[0] = 21 [ 97.714833][ T8866] IPVS: ftp: loaded support on port[0] = 21 [ 97.942316][ T8866] IPVS: ftp: loaded support on port[0] = 21 [ 98.068188][ T8865] IPVS: ftp: loaded support on port[0] = 21 [ 98.119598][ T8879] IPVS: ftp: loaded support on port[0] = 21 [ 98.151150][ T8881] IPVS: ftp: loaded support on port[0] = 21 [ 98.354751][ T8867] IPVS: ftp: loaded support on port[0] = 21 [ 98.381819][ T8881] IPVS: ftp: loaded support on port[0] = 21 [ 98.403374][ T8879] IPVS: ftp: loaded support on port[0] = 21 [ 98.482578][ T8896] IPVS: ftp: loaded support on port[0] = 21 [ 98.834257][ T8896] IPVS: ftp: loaded support on port[0] = 21 [ 99.218608][ T8902] IPVS: ftp: loaded support on port[0] = 21 [ 99.507353][ T8902] IPVS: ftp: loaded support on port[0] = 21 [ 99.940478][ T8909] IPVS: ftp: loaded support on port[0] = 21 [ 100.207188][ T8909] IPVS: ftp: loaded support on port[0] = 21 [ 100.597596][ T8916] IPVS: ftp: loaded support on port[0] = 21 [ 100.835786][ T8916] IPVS: ftp: loaded support on port[0] = 21 [ 101.181600][ T8923] IPVS: ftp: loaded support on port[0] = 21 [ 101.584755][ T8923] IPVS: ftp: loaded support on port[0] = 21 [ 101.871584][ T8929] IPVS: ftp: loaded support on port[0] = 21 [ 102.254487][ T8929] IPVS: ftp: loaded support on port[0] = 21 [ 102.592163][ T8944] IPVS: ftp: loaded support on port[0] = 21 2019/09/30 17:28:25 executed programs: 29 [ 102.912375][ T8944] IPVS: ftp: loaded support on port[0] = 21 [ 103.139547][ T8954] IPVS: ftp: loaded support on port[0] = 21 [ 103.217916][ T8967] IPVS: ftp: loaded support on port[0] = 21 [ 103.230324][ T8968] IPVS: ftp: loaded support on port[0] = 21 [ 103.252209][ T8973] IPVS: ftp: loaded support on port[0] = 21 [ 103.270017][ T8969] IPVS: ftp: loaded support on port[0] = 21 [ 103.294618][ T8977] IPVS: ftp: loaded support on port[0] = 21 [ 103.502777][ T8977] IPVS: ftp: loaded support on port[0] = 21 [ 103.748345][ T8989] IPVS: ftp: loaded support on port[0] = 21 [ 103.878102][ T8972] IPVS: ftp: loaded support on port[0] = 21 [ 103.971431][ T8981] IPVS: ftp: loaded support on port[0] = 21 [ 103.983905][ T8979] IPVS: ftp: loaded support on port[0] = 21 [ 104.000499][ T8980] IPVS: ftp: loaded support on port[0] = 21 [ 104.030429][ T8989] IPVS: ftp: loaded support on port[0] = 21 [ 107.547768][ T9004] IPVS: ftp: loaded support on port[0] = 21 2019/09/30 17:28:31 executed programs: 37 [ 108.279481][ T9006] IPVS: ftp: loaded support on port[0] = 21 [ 108.357315][ T9012] IPVS: ftp: loaded support on port[0] = 21 [ 108.511033][ T9018] IPVS: ftp: loaded support on port[0] = 21 [ 108.752191][ T9018] IPVS: ftp: loaded support on port[0] = 21 [ 108.806369][ T9025] IPVS: ftp: loaded support on port[0] = 21 [ 108.840978][ T9034] IPVS: ftp: loaded support on port[0] = 21 [ 108.855486][ T9036] IPVS: ftp: loaded support on port[0] = 21 [ 109.100000][ T9016] IPVS: ftp: loaded support on port[0] = 21 [ 109.109969][ T9036] IPVS: ftp: loaded support on port[0] = 21 [ 109.143264][ T9034] IPVS: ftp: loaded support on port[0] = 21 [ 109.182554][ T9025] IPVS: ftp: loaded support on port[0] = 21 [ 109.211741][ T9048] IPVS: ftp: loaded support on port[0] = 21 [ 109.560045][ T9048] IPVS: ftp: loaded support on port[0] = 21 [ 109.954046][ T9062] IPVS: ftp: loaded support on port[0] = 21 [ 110.594192][ T9068] IPVS: ftp: loaded support on port[0] = 21 [ 110.862401][ T9068] IPVS: ftp: loaded support on port[0] = 21 [ 111.241166][ T9075] IPVS: ftp: loaded support on port[0] = 21 [ 111.528837][ T9075] IPVS: ftp: loaded support on port[0] = 21 [ 111.890343][ T9082] IPVS: ftp: loaded support on port[0] = 21 [ 112.173751][ T9082] IPVS: ftp: loaded support on port[0] = 21 [ 112.549319][ T9089] IPVS: ftp: loaded support on port[0] = 21 [ 112.914497][ T9089] IPVS: ftp: loaded support on port[0] = 21 [ 113.278036][ T9096] IPVS: ftp: loaded support on port[0] = 21 [ 113.536768][ T9096] IPVS: ftp: loaded support on port[0] = 21 2019/09/30 17:28:36 executed programs: 49 [ 114.149688][ T9105] IPVS: ftp: loaded support on port[0] = 21 [ 114.282428][ T9105] IPVS: ftp: loaded support on port[0] = 21 [ 114.310234][ T9120] IPVS: ftp: loaded support on port[0] = 21 [ 114.333986][ T9124] IPVS: ftp: loaded support on port[0] = 21 [ 114.346865][ T9123] IPVS: ftp: loaded support on port[0] = 21 [ 114.353530][ T9122] IPVS: ftp: loaded support on port[0] = 21 [ 114.381177][ T9125] IPVS: ftp: loaded support on port[0] = 21 [ 114.673143][ T9125] IPVS: ftp: loaded support on port[0] = 21 [ 114.787057][ T9124] IPVS: ftp: loaded support on port[0] = 21 [ 114.814006][ T9140] IPVS: ftp: loaded support on port[0] = 21 [ 115.059729][ T9131] IPVS: ftp: loaded support on port[0] = 21 [ 115.071400][ T9132] IPVS: ftp: loaded support on port[0] = 21 [ 115.072375][ T9133] IPVS: ftp: loaded support on port[0] = 21 [ 115.121549][ T9140] IPVS: ftp: loaded support on port[0] = 21 2019/09/30 17:28:41 executed programs: 56 [ 118.900602][ T9162] IPVS: ftp: loaded support on port[0] = 21 [ 119.257881][ T9168] IPVS: ftp: loaded support on port[0] = 21 [ 119.338528][ T9173] IPVS: ftp: loaded support on port[0] = 21 [ 119.552016][ T9173] IPVS: ftp: loaded support on port[0] = 21 [ 119.598903][ T9184] IPVS: ftp: loaded support on port[0] = 21 [ 119.615608][ T9185] IPVS: ftp: loaded support on port[0] = 21 [ 119.630834][ T9164] IPVS: ftp: loaded support on port[0] = 21 [ 119.753061][ T9185] IPVS: ftp: loaded support on port[0] = 21 [ 119.781920][ T9194] IPVS: ftp: loaded support on port[0] = 21 [ 119.989704][ T9174] IPVS: ftp: loaded support on port[0] = 21 [ 120.338210][ T9189] IPVS: ftp: loaded support on port[0] = 21 [ 120.530440][ T9197] IPVS: ftp: loaded support on port[0] = 21 2019/09/30 17:28:47 executed programs: 62 [ 124.828836][ T9224] IPVS: ftp: loaded support on port[0] = 21 [ 125.050170][ T9229] IPVS: ftp: loaded support on port[0] = 21 [ 125.110784][ T9234] IPVS: ftp: loaded support on port[0] = 21 [ 125.426963][ T9234] IPVS: ftp: loaded support on port[0] = 21 [ 125.506884][ T9243] IPVS: ftp: loaded support on port[0] = 21 [ 125.547436][ T9245] IPVS: ftp: loaded support on port[0] = 21 [ 125.555997][ T9229] IPVS: ftp: loaded support on port[0] = 21 [ 125.585946][ T9224] IPVS: ftp: loaded support on port[0] = 21 [ 126.263948][ T9252] IPVS: ftp: loaded support on port[0] = 21 [ 126.310494][ T9249] IPVS: ftp: loaded support on port[0] = 21 [ 127.629653][ T9260] IPVS: ftp: loaded support on port[0] = 21 [ 128.191483][ T9260] IPVS: ftp: loaded support on port[0] = 21 [ 128.528708][ T9266] IPVS: ftp: loaded support on port[0] = 21 [ 128.843278][ T9266] IPVS: ftp: loaded support on port[0] = 21 [ 129.694479][ T9273] IPVS: ftp: loaded support on port[0] = 21 2019/09/30 17:28:52 executed programs: 70 [ 129.953411][ T9273] IPVS: ftp: loaded support on port[0] = 21 [ 130.093975][ T9283] IPVS: ftp: loaded support on port[0] = 21 [ 130.109716][ T9284] IPVS: ftp: loaded support on port[0] = 21 [ 130.425231][ T9283] IPVS: ftp: loaded support on port[0] = 21 [ 130.431703][ T9284] IPVS: ftp: loaded support on port[0] = 21 [ 134.717988][ T9309] IPVS: ftp: loaded support on port[0] = 21 [ 134.922674][ T9309] IPVS: ftp: loaded support on port[0] = 21 [ 134.948776][ T9314] IPVS: ftp: loaded support on port[0] = 21 2019/09/30 17:28:58 executed programs: 74 [ 135.208194][ T9322] IPVS: ftp: loaded support on port[0] = 21 [ 135.318014][ T9326] IPVS: ftp: loaded support on port[0] = 21 [ 135.444403][ T9333] IPVS: ftp: loaded support on port[0] = 21 [ 135.479055][ T9322] IPVS: ftp: loaded support on port[0] = 21 [ 135.683413][ T9318] IPVS: ftp: loaded support on port[0] = 21 [ 135.699756][ T9333] IPVS: ftp: loaded support on port[0] = 21 [ 135.844378][ T9342] IPVS: ftp: loaded support on port[0] = 21 [ 136.052787][ T9342] IPVS: ftp: loaded support on port[0] = 21 [ 136.064506][ T9331] IPVS: ftp: loaded support on port[0] = 21 2019/09/30 17:29:03 executed programs: 78 [ 140.257975][ T9356] IPVS: ftp: loaded support on port[0] = 21 [ 140.274144][ T9357] IPVS: ftp: loaded support on port[0] = 21 [ 140.510936][ T9357] IPVS: ftp: loaded support on port[0] = 21 [ 140.637192][ T9367] IPVS: ftp: loaded support on port[0] = 21 [ 140.650208][ T9356] IPVS: ftp: loaded support on port[0] = 21 [ 140.900603][ T9373] IPVS: ftp: loaded support on port[0] = 21 [ 141.065779][ T9378] IPVS: ftp: loaded support on port[0] = 21 [ 141.090756][ T9373] IPVS: ftp: loaded support on port[0] = 21 [ 141.350816][ T9378] IPVS: ftp: loaded support on port[0] = 21 [ 141.398115][ T9386] IPVS: ftp: loaded support on port[0] = 21 [ 141.406416][ T9369] IPVS: ftp: loaded support on port[0] = 21 [ 141.671095][ T9386] IPVS: ftp: loaded support on port[0] = 21 2019/09/30 17:29:08 executed programs: 84 [ 145.578596][ T9394] IPVS: ftp: loaded support on port[0] = 21 [ 145.701204][ T9394] IPVS: ftp: loaded support on port[0] = 21 [ 145.920045][ T9401] IPVS: ftp: loaded support on port[0] = 21 [ 146.013625][ T9409] IPVS: ftp: loaded support on port[0] = 21 [ 146.028083][ T9411] IPVS: ftp: loaded support on port[0] = 21 [ 146.112796][ T9418] IPVS: ftp: loaded support on port[0] = 21 [ 146.259752][ T9424] IPVS: ftp: loaded support on port[0] = 21 [ 146.310943][ T9418] IPVS: ftp: loaded support on port[0] = 21 [ 146.323395][ T9411] IPVS: ftp: loaded support on port[0] = 21 [ 146.430069][ T9424] IPVS: ftp: loaded support on port[0] = 21 [ 146.451680][ T9432] IPVS: ftp: loaded support on port[0] = 21 [ 146.604775][ T9432] IPVS: ftp: loaded support on port[0] = 21 [ 146.686466][ T9410] IPVS: ftp: loaded support on port[0] = 21 [ 146.764607][ T9419] IPVS: ftp: loaded support on port[0] = 21 2019/09/30 17:29:13 executed programs: 92 [ 150.593857][ T9449] IPVS: ftp: loaded support on port[0] = 21 [ 150.712435][ T9454] IPVS: ftp: loaded support on port[0] = 21 [ 150.815714][ T9449] IPVS: ftp: loaded support on port[0] = 21 [ 151.068712][ T9465] IPVS: ftp: loaded support on port[0] = 21 [ 151.103845][ T9466] IPVS: ftp: loaded support on port[0] = 21 [ 151.249724][ T9465] IPVS: ftp: loaded support on port[0] = 21 [ 151.461656][ T9456] IPVS: ftp: loaded support on port[0] = 21 [ 151.584075][ T9466] IPVS: ftp: loaded support on port[0] = 21 [ 151.641365][ T9481] IPVS: ftp: loaded support on port[0] = 21 [ 151.643737][ T9482] IPVS: ftp: loaded support on port[0] = 21 [ 151.779742][ T9488] IPVS: ftp: loaded support on port[0] = 21 [ 152.399511][ T9491] IPVS: ftp: loaded support on port[0] = 21 [ 152.406692][ T9487] IPVS: ftp: loaded support on port[0] = 21 [ 152.520927][ T9488] IPVS: ftp: loaded support on port[0] = 21 [ 155.622201][ T9500] IPVS: ftp: loaded support on port[0] = 21 [ 155.967779][ T9500] IPVS: ftp: loaded support on port[0] = 21 2019/09/30 17:29:19 executed programs: 99 [ 156.559221][ T9510] IPVS: ftp: loaded support on port[0] = 21 [ 156.644174][ T9515] IPVS: ftp: loaded support on port[0] = 21 [ 157.073433][ T9521] IPVS: ftp: loaded support on port[0] = 21 [ 157.103701][ T9515] IPVS: ftp: loaded support on port[0] = 21 [ 157.296541][ T9508] ================================================================== [ 157.305009][ T9508] BUG: KASAN: use-after-free in refcount_inc_not_zero_checked+0x81/0x200 [ 157.313433][ T9508] Read of size 4 at addr ffff8880a7562080 by task syz-executor.4/9508 [ 157.321586][ T9508] [ 157.323935][ T9508] CPU: 1 PID: 9508 Comm: syz-executor.4 Not tainted 5.3.0-next-20190930 #0 [ 157.332521][ T9508] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 157.342995][ T9508] Call Trace: [ 157.346394][ T9508] dump_stack+0x172/0x1f0 [ 157.350748][ T9508] ? refcount_inc_not_zero_checked+0x81/0x200 [ 157.356958][ T9508] print_address_description.constprop.0.cold+0xd4/0x30b [ 157.364084][ T9508] ? refcount_inc_not_zero_checked+0x81/0x200 [ 157.370303][ T9508] ? refcount_inc_not_zero_checked+0x81/0x200 [ 157.376520][ T9508] __kasan_report.cold+0x1b/0x41 [ 157.381473][ T9508] ? refcount_inc_not_zero_checked+0x81/0x200 [ 157.387549][ T9508] kasan_report+0x12/0x20 [ 157.392139][ T9508] check_memory_region+0x134/0x1a0 [ 157.397264][ T9508] __kasan_check_read+0x11/0x20 [ 157.402214][ T9508] refcount_inc_not_zero_checked+0x81/0x200 [ 157.408210][ T9508] ? refcount_dec_and_mutex_lock+0x90/0x90 [ 157.414207][ T9508] ? __kasan_check_write+0x14/0x20 [ 157.419439][ T9508] refcount_inc_checked+0x17/0x70 [ 157.424471][ T9508] nr_release+0x62/0x3e0 [ 157.428726][ T9508] __sock_release+0xce/0x280 [ 157.433334][ T9508] sock_close+0x1e/0x30 [ 157.437569][ T9508] __fput+0x2ff/0x890 [ 157.441565][ T9508] ? __sock_release+0x280/0x280 [ 157.446428][ T9508] ____fput+0x16/0x20 [ 157.450415][ T9508] task_work_run+0x145/0x1c0 [ 157.455156][ T9508] exit_to_usermode_loop+0x316/0x380 [ 157.460455][ T9508] do_syscall_64+0x65f/0x760 [ 157.465069][ T9508] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 157.470966][ T9508] RIP: 0033:0x413711 [ 157.474970][ T9508] 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 [ 157.494703][ T9508] RSP: 002b:00007ffeebc6e6d0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 [ 157.503214][ T9508] RAX: 0000000000000000 RBX: 0000000000000005 RCX: 0000000000413711 [ 157.511192][ T9508] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 157.519302][ T9508] RBP: 0000000000000001 R08: ffffffffffffffff R09: ffffffffffffffff [ 157.527285][ T9508] R10: 00007ffeebc6e7b0 R11: 0000000000000293 R12: 000000000075c9a0 [ 157.535475][ T9508] R13: 000000000075c9a0 R14: 0000000000760c38 R15: 000000000075c124 [ 157.543470][ T9508] [ 157.545804][ T9508] Allocated by task 9509: [ 157.550383][ T9508] save_stack+0x23/0x90 [ 157.554546][ T9508] __kasan_kmalloc.constprop.0+0xcf/0xe0 [ 157.560188][ T9508] kasan_kmalloc+0x9/0x10 [ 157.564520][ T9508] __kmalloc+0x163/0x770 [ 157.568773][ T9508] sk_prot_alloc+0x23a/0x310 [ 157.573363][ T9508] sk_alloc+0x39/0xf70 [ 157.577435][ T9508] nr_create+0xb9/0x5e0 [ 157.581594][ T9508] __sock_create+0x3d8/0x730 [ 157.586279][ T9508] __sys_socket+0x103/0x220 [ 157.590874][ T9508] __x64_sys_socket+0x73/0xb0 [ 157.595648][ T9508] do_syscall_64+0xfa/0x760 [ 157.600376][ T9508] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 157.606393][ T9508] [ 157.608783][ T9508] Freed by task 9508: [ 157.612776][ T9508] save_stack+0x23/0x90 [ 157.617004][ T9508] __kasan_slab_free+0x102/0x150 [ 157.621946][ T9508] kasan_slab_free+0xe/0x10 [ 157.626454][ T9508] kfree+0x10a/0x2c0 [ 157.630492][ T9508] __sk_destruct+0x4f7/0x6e0 [ 157.635089][ T9508] sk_destruct+0x86/0xa0 [ 157.639344][ T9508] __sk_free+0xfb/0x360 [ 157.643591][ T9508] sk_free+0x42/0x50 [ 157.647491][ T9508] nr_release+0x356/0x3e0 [ 157.651999][ T9508] __sock_release+0xce/0x280 [ 157.656600][ T9508] sock_close+0x1e/0x30 [ 157.660768][ T9508] __fput+0x2ff/0x890 [ 157.664751][ T9508] ____fput+0x16/0x20 [ 157.668740][ T9508] task_work_run+0x145/0x1c0 [ 157.673443][ T9508] exit_to_usermode_loop+0x316/0x380 [ 157.678735][ T9508] do_syscall_64+0x65f/0x760 [ 157.683334][ T9508] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 157.689225][ T9508] [ 157.691559][ T9508] The buggy address belongs to the object at ffff8880a7562000 [ 157.691559][ T9508] which belongs to the cache kmalloc-2k of size 2048 [ 157.705961][ T9508] The buggy address is located 128 bytes inside of [ 157.705961][ T9508] 2048-byte region [ffff8880a7562000, ffff8880a7562800) [ 157.719322][ T9508] The buggy address belongs to the page: [ 157.725492][ T9508] page:ffffea00029d5880 refcount:1 mapcount:0 mapping:ffff8880aa400e00 index:0x0 [ 157.734606][ T9508] flags: 0x1fffc0000000200(slab) [ 157.739559][ T9508] raw: 01fffc0000000200 ffffea00024da548 ffffea00025cec08 ffff8880aa400e00 [ 157.748420][ T9508] raw: 0000000000000000 ffff8880a7562000 0000000100000001 0000000000000000 [ 157.757341][ T9508] page dumped because: kasan: bad access detected [ 157.763760][ T9508] [ 157.766092][ T9508] Memory state around the buggy address: [ 157.771725][ T9508] ffff8880a7561f80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 157.779798][ T9508] ffff8880a7562000: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 157.787868][ T9508] >ffff8880a7562080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 157.796079][ T9508] ^ [ 157.800249][ T9508] ffff8880a7562100: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 157.808318][ T9508] ffff8880a7562180: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 157.821074][ T9508] ================================================================== [ 157.829136][ T9508] Disabling lock debugging due to kernel taint [ 157.840629][ T9522] IPVS: ftp: loaded support on port[0] = 21 [ 157.953015][ T9508] Kernel panic - not syncing: panic_on_warn set ... [ 157.959797][ T9508] CPU: 1 PID: 9508 Comm: syz-executor.4 Tainted: G B 5.3.0-next-20190930 #0 [ 157.969773][ T9508] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 157.979836][ T9508] Call Trace: [ 157.983138][ T9508] dump_stack+0x172/0x1f0 [ 157.987480][ T9508] panic+0x2dc/0x755 [ 157.991487][ T9508] ? add_taint.cold+0x16/0x16 [ 157.996176][ T9508] ? refcount_inc_not_zero_checked+0x81/0x200 [ 158.002249][ T9508] ? preempt_schedule+0x4b/0x60 [ 158.007106][ T9508] ? ___preempt_schedule+0x16/0x20 [ 158.012220][ T9508] ? trace_hardirqs_on+0x5e/0x240 [ 158.017256][ T9508] ? refcount_inc_not_zero_checked+0x81/0x200 [ 158.023345][ T9508] end_report+0x47/0x4f [ 158.027508][ T9508] ? refcount_inc_not_zero_checked+0x81/0x200 [ 158.033610][ T9508] __kasan_report.cold+0xe/0x41 [ 158.038476][ T9508] ? refcount_inc_not_zero_checked+0x81/0x200 [ 158.044545][ T9508] kasan_report+0x12/0x20 [ 158.048879][ T9508] check_memory_region+0x134/0x1a0 [ 158.054114][ T9508] __kasan_check_read+0x11/0x20 [ 158.058989][ T9508] refcount_inc_not_zero_checked+0x81/0x200 [ 158.064974][ T9508] ? refcount_dec_and_mutex_lock+0x90/0x90 [ 158.070783][ T9508] ? __kasan_check_write+0x14/0x20 [ 158.076089][ T9508] refcount_inc_checked+0x17/0x70 [ 158.081252][ T9508] nr_release+0x62/0x3e0 [ 158.085586][ T9508] __sock_release+0xce/0x280 [ 158.090185][ T9508] sock_close+0x1e/0x30 [ 158.094351][ T9508] __fput+0x2ff/0x890 [ 158.098774][ T9508] ? __sock_release+0x280/0x280 [ 158.103720][ T9508] ____fput+0x16/0x20 [ 158.107792][ T9508] task_work_run+0x145/0x1c0 [ 158.112401][ T9508] exit_to_usermode_loop+0x316/0x380 [ 158.117709][ T9508] do_syscall_64+0x65f/0x760 [ 158.122309][ T9508] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 158.128400][ T9508] RIP: 0033:0x413711 [ 158.132305][ T9508] 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 [ 158.152164][ T9508] RSP: 002b:00007ffeebc6e6d0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 [ 158.160746][ T9508] RAX: 0000000000000000 RBX: 0000000000000005 RCX: 0000000000413711 [ 158.168860][ T9508] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 158.176847][ T9508] RBP: 0000000000000001 R08: ffffffffffffffff R09: ffffffffffffffff [ 158.184914][ T9508] R10: 00007ffeebc6e7b0 R11: 0000000000000293 R12: 000000000075c9a0 [ 158.193077][ T9508] R13: 000000000075c9a0 R14: 0000000000760c38 R15: 000000000075c124 [ 158.202846][ T9508] Kernel Offset: disabled [ 158.207200][ T9508] Rebooting in 86400 seconds..