[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 60.873515][ T26] audit: type=1800 audit(1563380230.950:25): pid=9021 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 60.912832][ T26] audit: type=1800 audit(1563380230.950:26): pid=9021 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 60.951770][ T26] audit: type=1800 audit(1563380230.960:27): pid=9021 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 '10.128.0.55' (ECDSA) to the list of known hosts. syzkaller login: [ 73.256255][ T9183] IPVS: ftp: loaded support on port[0] = 21 [ 73.257780][ T9182] IPVS: ftp: loaded support on port[0] = 21 [ 73.277248][ T9180] IPVS: ftp: loaded support on port[0] = 21 [ 73.278966][ T9179] IPVS: ftp: loaded support on port[0] = 21 [ 73.301686][ T9181] IPVS: ftp: loaded support on port[0] = 21 [ 73.305185][ T9184] IPVS: ftp: loaded support on port[0] = 21 [ 73.623403][ T9184] chnl_net:caif_netlink_parms(): no params data found [ 73.634196][ T9182] chnl_net:caif_netlink_parms(): no params data found [ 73.737270][ T9179] chnl_net:caif_netlink_parms(): no params data found [ 73.745772][ T9183] chnl_net:caif_netlink_parms(): no params data found [ 73.767446][ T9180] chnl_net:caif_netlink_parms(): no params data found [ 73.820015][ T9182] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.827813][ T9182] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.836163][ T9182] device bridge_slave_0 entered promiscuous mode [ 73.848939][ T9182] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.857081][ T9182] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.865040][ T9182] device bridge_slave_1 entered promiscuous mode [ 73.891831][ T9181] chnl_net:caif_netlink_parms(): no params data found [ 73.953858][ T9183] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.960997][ T9183] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.969298][ T9183] device bridge_slave_0 entered promiscuous mode [ 73.982846][ T9183] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.990643][ T9183] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.998441][ T9183] device bridge_slave_1 entered promiscuous mode [ 74.017541][ T9184] bridge0: port 1(bridge_slave_0) entered blocking state [ 74.027037][ T9184] bridge0: port 1(bridge_slave_0) entered disabled state [ 74.034920][ T9184] device bridge_slave_0 entered promiscuous mode [ 74.043774][ T9182] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 74.085016][ T9184] bridge0: port 2(bridge_slave_1) entered blocking state [ 74.092138][ T9184] bridge0: port 2(bridge_slave_1) entered disabled state [ 74.099845][ T9184] device bridge_slave_1 entered promiscuous mode [ 74.108375][ T9182] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 74.119733][ T9181] bridge0: port 1(bridge_slave_0) entered blocking state [ 74.127770][ T9181] bridge0: port 1(bridge_slave_0) entered disabled state [ 74.135939][ T9181] device bridge_slave_0 entered promiscuous mode [ 74.143499][ T9180] bridge0: port 1(bridge_slave_0) entered blocking state [ 74.150570][ T9180] bridge0: port 1(bridge_slave_0) entered disabled state [ 74.161497][ T9180] device bridge_slave_0 entered promiscuous mode [ 74.170510][ T9183] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 74.191552][ T9179] bridge0: port 1(bridge_slave_0) entered blocking state [ 74.199940][ T9179] bridge0: port 1(bridge_slave_0) entered disabled state [ 74.207829][ T9179] device bridge_slave_0 entered promiscuous mode [ 74.222170][ T9179] bridge0: port 2(bridge_slave_1) entered blocking state [ 74.229314][ T9179] bridge0: port 2(bridge_slave_1) entered disabled state [ 74.237366][ T9179] device bridge_slave_1 entered promiscuous mode [ 74.250912][ T9181] bridge0: port 2(bridge_slave_1) entered blocking state [ 74.260563][ T9181] bridge0: port 2(bridge_slave_1) entered disabled state [ 74.268446][ T9181] device bridge_slave_1 entered promiscuous mode [ 74.276045][ T9180] bridge0: port 2(bridge_slave_1) entered blocking state [ 74.285512][ T9180] bridge0: port 2(bridge_slave_1) entered disabled state [ 74.295038][ T9180] device bridge_slave_1 entered promiscuous mode [ 74.303650][ T9183] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 74.359045][ T9184] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 74.374567][ T9182] team0: Port device team_slave_0 added [ 74.381845][ T9183] team0: Port device team_slave_0 added [ 74.389609][ T9179] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 74.411160][ T9184] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 74.422102][ T9182] team0: Port device team_slave_1 added [ 74.430679][ T9183] team0: Port device team_slave_1 added [ 74.438090][ T9179] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 74.450033][ T9181] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 74.461115][ T9180] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 74.489009][ T9184] team0: Port device team_slave_0 added [ 74.502038][ T9184] team0: Port device team_slave_1 added [ 74.510432][ T9181] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 74.521468][ T9180] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 74.548516][ T9179] team0: Port device team_slave_0 added [ 74.635077][ T9182] device hsr_slave_0 entered promiscuous mode [ 74.683258][ T9182] device hsr_slave_1 entered promiscuous mode [ 74.745695][ T9179] team0: Port device team_slave_1 added [ 74.771999][ T9181] team0: Port device team_slave_0 added [ 74.790077][ T9180] team0: Port device team_slave_0 added [ 74.823467][ T9181] team0: Port device team_slave_1 added [ 74.895882][ T9183] device hsr_slave_0 entered promiscuous mode [ 74.933206][ T9183] device hsr_slave_1 entered promiscuous mode [ 74.973059][ T9183] debugfs: Directory 'hsr0' with parent '/' already present! [ 74.982269][ T9180] team0: Port device team_slave_1 added [ 75.055910][ T9184] device hsr_slave_0 entered promiscuous mode [ 75.103128][ T9184] device hsr_slave_1 entered promiscuous mode [ 75.142790][ T9184] debugfs: Directory 'hsr0' with parent '/' already present! [ 75.224640][ T9179] device hsr_slave_0 entered promiscuous mode [ 75.273277][ T9179] device hsr_slave_1 entered promiscuous mode [ 75.312789][ T9179] debugfs: Directory 'hsr0' with parent '/' already present! [ 75.376245][ T9180] device hsr_slave_0 entered promiscuous mode [ 75.413487][ T9180] device hsr_slave_1 entered promiscuous mode [ 75.452941][ T9180] debugfs: Directory 'hsr0' with parent '/' already present! [ 75.517280][ T9181] device hsr_slave_0 entered promiscuous mode [ 75.563217][ T9181] device hsr_slave_1 entered promiscuous mode [ 75.613031][ T9181] debugfs: Directory 'hsr0' with parent '/' already present! [ 75.739324][ T9182] 8021q: adding VLAN 0 to HW filter on device bond0 [ 75.797699][ T3504] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 75.806903][ T3504] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 75.817797][ T9182] 8021q: adding VLAN 0 to HW filter on device team0 [ 75.844641][ T9179] 8021q: adding VLAN 0 to HW filter on device bond0 [ 75.851959][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 75.861222][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 75.870683][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.877956][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 75.894461][ T9180] 8021q: adding VLAN 0 to HW filter on device bond0 [ 75.914922][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 75.924595][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 75.933331][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 75.942043][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.949158][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 75.957868][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 75.966493][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 75.996125][ T9179] 8021q: adding VLAN 0 to HW filter on device team0 [ 76.006227][ T9180] 8021q: adding VLAN 0 to HW filter on device team0 [ 76.016234][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 76.025709][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 76.035043][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 76.044157][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 76.052599][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 76.061724][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 76.070634][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 76.079637][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 76.088189][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 76.096712][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 76.105147][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 76.112883][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 76.120578][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 76.137165][ T9182] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 76.163527][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 76.172044][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 76.181318][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.188442][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 76.197053][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 76.206145][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 76.214569][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.221600][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 76.229519][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 76.238562][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 76.247542][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.254656][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 76.263660][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 76.271695][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 76.307238][ T9184] 8021q: adding VLAN 0 to HW filter on device bond0 [ 76.317977][ T9183] 8021q: adding VLAN 0 to HW filter on device bond0 [ 76.334378][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 76.344219][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 76.352504][ T22] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.359619][ T22] bridge0: port 2(bridge_slave_1) entered forwarding state [ 76.367666][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 76.376628][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 76.385248][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 76.400890][ T9181] 8021q: adding VLAN 0 to HW filter on device bond0 [ 76.419279][ T9184] 8021q: adding VLAN 0 to HW filter on device team0 [ 76.434322][ T9182] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 76.458996][ T9179] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 76.471000][ T9179] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 76.483427][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 76.492025][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 76.500529][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 76.508180][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 76.517289][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 76.525632][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 76.534371][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 76.543032][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 76.551233][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 76.560012][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 76.568281][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 76.590245][ T9180] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 76.603582][ T9180] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 76.628472][ T9183] 8021q: adding VLAN 0 to HW filter on device team0 [ 76.644579][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 76.652545][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 76.662424][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 76.672422][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 76.681068][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 76.689883][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 76.698639][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 76.707126][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 76.715732][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 76.724225][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 76.732381][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 76.740207][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 76.748192][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 76.756111][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 76.764284][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 76.772262][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 76.788378][ T9181] 8021q: adding VLAN 0 to HW filter on device team0 [ 76.816388][ T9180] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 76.840412][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 76.850772][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 76.860110][ T22] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.867251][ T22] bridge0: port 1(bridge_slave_0) entered forwarding state [ 76.880473][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 76.889582][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 76.899777][ T22] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.906932][ T22] bridge0: port 2(bridge_slave_1) entered forwarding state [ 76.916243][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 76.925431][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 76.934469][ T22] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.941507][ T22] bridge0: port 1(bridge_slave_0) entered forwarding state [ 76.949271][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 76.958618][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 76.967131][ T22] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.974332][ T22] bridge0: port 2(bridge_slave_1) entered forwarding state [ 76.981900][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 76.992030][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 77.000718][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready executing program [ 77.054694][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 77.078809][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 77.095744][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 77.105014][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 77.113570][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 77.122236][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 77.131439][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 77.140075][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 77.147184][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 77.155193][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 77.164006][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 77.172304][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 77.179401][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 77.187153][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 77.196165][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready executing program [ 77.204995][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 77.214170][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 77.224812][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 77.232878][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 77.240856][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 77.257958][ T9184] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 77.269174][ T9184] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 77.298859][ T9193] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 77.308415][ T9193] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 77.319111][ T9193] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 77.328295][ T9193] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 77.337076][ T9193] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 77.346070][ T9193] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 77.354574][ T9193] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 77.363339][ T9193] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 77.371665][ T9193] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 77.380338][ T9193] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 77.391295][ T9179] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 77.409862][ T9181] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 77.420640][ T9181] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 77.444261][ T9193] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 77.452106][ T9193] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready executing program executing program [ 77.460840][ T9193] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 77.471638][ T9193] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 77.480337][ T9193] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 77.489867][ T9193] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 77.503905][ T9193] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 77.512359][ T9193] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 77.522026][ T9193] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 77.530574][ T9193] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 77.539459][ T9193] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready executing program [ 77.561767][ T9181] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 77.580152][ T9183] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 77.603770][ T9183] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready executing program [ 77.621092][ T9184] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 77.646522][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 77.655817][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready executing program executing program executing program executing program executing program executing program executing program [ 77.748414][ T9183] 8021q: adding VLAN 0 to HW filter on device batadv0 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 101.833205][ C1] ================================================================== [ 101.841525][ C1] BUG: KASAN: use-after-free in refcount_inc_not_zero_checked+0x81/0x200 [ 101.849930][ C1] Read of size 4 at addr ffff8880a5d3f380 by task swapper/1/0 [ 101.857364][ C1] [ 101.859700][ C1] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 5.2.0+ #89 [ 101.866530][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 101.876737][ C1] Call Trace: [ 101.880013][ C1] [ 101.882882][ C1] dump_stack+0x172/0x1f0 [ 101.887214][ C1] ? refcount_inc_not_zero_checked+0x81/0x200 [ 101.893287][ C1] print_address_description.cold+0xd4/0x306 [ 101.899259][ C1] ? refcount_inc_not_zero_checked+0x81/0x200 [ 101.905322][ C1] ? refcount_inc_not_zero_checked+0x81/0x200 [ 101.911396][ C1] __kasan_report.cold+0x1b/0x36 [ 101.916352][ C1] ? refcount_inc_not_zero_checked+0x81/0x200 [ 101.922421][ C1] kasan_report+0x12/0x20 [ 101.926738][ C1] check_memory_region+0x134/0x1a0 [ 101.931849][ C1] __kasan_check_read+0x11/0x20 [ 101.938164][T11336] ------------[ cut here ]------------ [ 101.942780][ C1] refcount_inc_not_zero_checked+0x81/0x200 [ 101.942806][ C1] ? refcount_dec_and_mutex_lock+0x90/0x90 [ 101.942826][ C1] ? __lock_acquire+0x16f2/0x4690 [ 101.942845][ C1] refcount_inc_checked+0x17/0x70 [ 101.942870][ C1] nr_insert_socket+0x2d/0xe0 [ 101.942889][ C1] nr_rx_frame+0x1605/0x1e80 [ 101.948630][T11336] refcount_t: increment on 0; use-after-free. [ 101.954344][ C1] nr_loopback_timer+0x7b/0x170 [ 101.954362][ C1] call_timer_fn+0x1ac/0x780 [ 101.954375][ C1] ? nr_process_rx_frame+0x1540/0x1540 [ 101.954390][ C1] ? msleep_interruptible+0x150/0x150 [ 101.954404][ C1] ? run_timer_softirq+0x685/0x17a0 [ 101.954422][ C1] ? trace_hardirqs_on+0x67/0x240 [ 101.954434][ C1] ? __kasan_check_read+0x11/0x20 [ 101.954445][ C1] ? nr_process_rx_frame+0x1540/0x1540 [ 101.954465][ C1] ? nr_process_rx_frame+0x1540/0x1540 [ 101.967815][T11336] WARNING: CPU: 0 PID: 11336 at lib/refcount.c:156 refcount_inc_checked+0x61/0x70 [ 101.970325][ C1] run_timer_softirq+0x697/0x17a0 [ 101.974980][T11336] Kernel panic - not syncing: panic_on_warn set ... [ 101.979566][ C1] ? add_timer+0x930/0x930 [ 102.057201][ C1] ? kvm_clock_read+0x18/0x30 [ 102.061885][ C1] ? kvm_sched_clock_read+0x9/0x20 [ 102.066994][ C1] ? sched_clock+0x2e/0x50 [ 102.071414][ C1] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 102.077663][ C1] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 102.084114][ C1] __do_softirq+0x262/0x98c [ 102.088803][ C1] ? sched_clock_cpu+0x1b/0x1b0 [ 102.093670][ C1] irq_exit+0x19b/0x1e0 [ 102.099333][ C1] smp_apic_timer_interrupt+0x1a3/0x610 [ 102.104891][ C1] apic_timer_interrupt+0xf/0x20 [ 102.109823][ C1] [ 102.112768][ C1] RIP: 0010:native_safe_halt+0xe/0x10 [ 102.118259][ C1] Code: e8 2b 7b fa eb 8a 90 90 90 90 90 90 e9 07 00 00 00 0f 00 2d d4 0e 57 00 f4 c3 66 90 e9 07 00 00 00 0f 00 2d c4 0e 57 00 fb f4 90 55 48 89 e5 41 57 41 56 41 55 41 54 53 e8 7e 27 2f fa e8 59 [ 102.137971][ C1] RSP: 0018:ffff8880a98e7d68 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 102.146385][ C1] RAX: 1ffffffff11a5ca5 RBX: ffff8880a98ce340 RCX: 0000000000000000 [ 102.154360][ C1] RDX: dffffc0000000000 RSI: 0000000000000006 RDI: ffff8880a98cebcc [ 102.162333][ C1] RBP: ffff8880a98e7d98 R08: ffff8880a98ce340 R09: 0000000000000000 [ 102.170307][ C1] R10: 0000000000000000 R11: 0000000000000000 R12: dffffc0000000000 [ 102.178278][ C1] R13: ffffffff89a29778 R14: 0000000000000000 R15: 0000000000000001 [ 102.186288][ C1] ? default_idle+0x4e/0x360 [ 102.190881][ C1] arch_cpu_idle+0xa/0x10 [ 102.195226][ C1] default_idle_call+0x84/0xb0 [ 102.199988][ C1] do_idle+0x413/0x760 [ 102.204071][ C1] ? arch_cpu_idle_exit+0x80/0x80 [ 102.209106][ C1] cpu_startup_entry+0x1b/0x20 [ 102.213878][ C1] start_secondary+0x315/0x430 [ 102.218640][ C1] ? set_cpu_sibling_map+0x2180/0x2180 [ 102.224109][ C1] secondary_startup_64+0xa4/0xb0 [ 102.229136][ C1] [ 102.229159][T11336] CPU: 0 PID: 11336 Comm: syz-executor663 Not tainted 5.2.0+ #89 [ 102.231463][ C1] Allocated by task 0: [ 102.239279][T11336] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 102.243429][ C1] save_stack+0x23/0x90 [ 102.253908][T11336] Call Trace: [ 102.258055][ C1] __kasan_kmalloc.constprop.0+0xcf/0xe0 [ 102.261324][T11336] dump_stack+0x172/0x1f0 [ 102.266932][ C1] kasan_kmalloc+0x9/0x10 [ 102.271281][T11336] ? refcount_inc_not_zero_checked+0x1e0/0x200 [ 102.275676][ C1] __kmalloc+0x163/0x780 [ 102.281809][T11336] panic+0x2dc/0x755 [ 102.286032][ C1] sk_prot_alloc+0x23a/0x310 [ 102.289905][T11336] ? add_taint.cold+0x16/0x16 [ 102.294480][ C1] sk_alloc+0x39/0xf70 [ 102.294498][ C1] nr_rx_frame+0x733/0x1e80 [ 102.299166][T11336] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 102.303198][ C1] nr_loopback_timer+0x7b/0x170 [ 102.303217][ C1] call_timer_fn+0x1ac/0x780 [ 102.307786][T11336] ? __warn.cold+0x5/0x4c [ 102.313998][ C1] run_timer_softirq+0x697/0x17a0 [ 102.314016][ C1] __do_softirq+0x262/0x98c [ 102.318847][T11336] ? __warn+0xe7/0x1e0 [ 102.323433][ C1] [ 102.327752][T11336] ? refcount_inc_checked+0x61/0x70 [ 102.332743][ C1] Freed by task 11342: [ 102.337234][T11336] __warn.cold+0x20/0x4c [ 102.341282][ C1] save_stack+0x23/0x90 [ 102.343600][T11336] ? refcount_inc_checked+0x61/0x70 [ 102.348801][ C1] __kasan_slab_free+0x102/0x150 [ 102.352854][T11336] report_bug+0x263/0x2b0 [ 102.357075][ C1] kasan_slab_free+0xe/0x10 [ 102.361219][T11336] do_error_trap+0x11b/0x200 [ 102.366395][ C1] kfree+0x10a/0x2c0 [ 102.371309][T11336] do_invalid_op+0x37/0x50 [ 102.375616][ C1] __sk_destruct+0x4f7/0x6e0 [ 102.380096][T11336] ? refcount_inc_checked+0x61/0x70 [ 102.384657][ C1] sk_destruct+0x86/0xa0 [ 102.384674][ C1] __sk_free+0xfb/0x360 [ 102.388556][T11336] invalid_op+0x14/0x20 [ 102.392949][ C1] sk_free+0x42/0x50 [ 102.397525][T11336] RIP: 0010:refcount_inc_checked+0x61/0x70 [ 102.402721][ C1] sock_efree+0x61/0x80 [ 102.406942][T11336] Code: 1d 50 c5 63 06 31 ff 89 de e8 4b 4a 37 fe 84 db 75 dd e8 02 49 37 fe 48 c7 c7 a0 1b c5 87 c6 05 30 c5 63 06 01 e8 e7 f2 08 fe <0f> 0b eb c1 90 90 90 90 90 90 90 90 90 90 90 55 48 89 e5 41 57 41 [ 102.411119][ C1] skb_release_head_state+0xeb/0x260 [ 102.415259][T11336] RSP: 0018:ffff88808cbc7d48 EFLAGS: 00010286 [ 102.419153][ C1] skb_release_all+0x16/0x60 [ 102.424932][T11336] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 102.429074][ C1] kfree_skb+0x101/0x3c0 [ 102.448698][T11336] RDX: 0000000000000000 RSI: ffffffff815c1016 RDI: ffffed1011978f9b [ 102.453979][ C1] nr_accept+0x570/0x720 [ 102.453999][ C1] __sys_accept4+0x34e/0x6a0 [ 102.460048][T11336] RBP: ffff88808cbc7d58 R08: ffff8880857e80c0 R09: ffffed1015d060b1 [ 102.464717][ C1] __x64_sys_accept4+0x97/0xf0 [ 102.474122][T11336] R10: ffffed1015d060b0 R11: ffff8880ae830587 R12: ffff8880a5d3f380 [ 102.474138][T11336] R13: ffff888084290598 R14: ffff8880a5d3f678 R15: ffff8880a5d3f380 [ 102.478396][ C1] do_syscall_64+0xfd/0x6a0 [ 102.486374][T11336] ? vprintk_func+0x86/0x189 [ 102.490586][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 102.495154][T11336] ? refcount_inc_checked+0x61/0x70 [ 102.503098][ C1] [ 102.507869][T11336] nr_release+0x62/0x3e0 [ 102.515825][ C1] The buggy address belongs to the object at ffff8880a5d3f300 [ 102.515825][ C1] which belongs to the cache kmalloc-2k of size 2048 [ 102.523783][T11336] __sock_release+0xce/0x280 [ 102.528258][ C1] The buggy address is located 128 bytes inside of [ 102.528258][ C1] 2048-byte region [ffff8880a5d3f300, ffff8880a5d3fb00) [ 102.532824][T11336] sock_close+0x1e/0x30 [ 102.538687][ C1] The buggy address belongs to the page: [ 102.543874][T11336] __fput+0x2ff/0x890 [ 102.546184][ C1] page:ffffea0002974f80 refcount:1 mapcount:0 mapping:ffff8880aa400e00 index:0x0 compound_mapcount: 0 [ 102.550412][T11336] ? __sock_release+0x280/0x280 [ 102.564454][ C1] flags: 0x1fffc0000010200(slab|head) [ 102.569034][T11336] ____fput+0x16/0x20 [ 102.582369][ C1] raw: 01fffc0000010200 ffffea00021bf808 ffffea000282a708 ffff8880aa400e00 [ 102.586522][T11336] task_work_run+0x145/0x1c0 [ 102.592143][ C1] raw: 0000000000000000 ffff8880a5d3e200 0000000100000003 0000000000000000 [ 102.596115][T11336] exit_to_usermode_loop+0x316/0x380 [ 102.608498][ C1] page dumped because: kasan: bad access detected [ 102.613355][T11336] do_syscall_64+0x5a9/0x6a0 [ 102.618680][ C1] [ 102.622651][T11336] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 102.631205][ C1] Memory state around the buggy address: [ 102.635782][T11336] RIP: 0033:0x408571 [ 102.644341][ C1] ffff8880a5d3f280: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 102.649613][T11336] Code: 75 14 b8 03 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 24 1a 00 00 c3 48 83 ec 08 e8 6a fc ff ff 48 89 04 24 b8 03 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 b3 fc ff ff 48 89 d0 48 83 c4 08 48 3d 01 [ 102.656009][ C1] ffff8880a5d3f300: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 102.660593][T11336] RSP: 002b:00007ffcba63d1c0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 [ 102.662912][ C1] >ffff8880a5d3f380: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 102.668796][T11336] RAX: 0000000000000000 RBX: 0000000000000004 RCX: 0000000000408571 [ 102.674426][ C1] ^ [ 102.678319][T11336] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 102.686365][ C1] ffff8880a5d3f400: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 102.705976][T11336] RBP: 00000000006e59fc R08: 00000000004b231d R09: 00000000004b231d [ 102.714026][ C1] ffff8880a5d3f480: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 102.722426][T11336] R10: 00007ffcba63d1f0 R11: 0000000000000293 R12: 00000000006e59f0 [ 102.730476][ C1] ================================================================== [ 102.738442][T11336] R13: 0000000000000001 R14: 000000000000002d R15: 20c49ba5e353f7cf [ 102.742485][ C1] Disabling lock debugging due to kernel taint [ 102.805602][T11336] Kernel Offset: disabled [ 102.809925][T11336] Rebooting in 86400 seconds..