[ 61.272555][ T24] audit: type=1800 audit(1563623445.735:24): pid=9124 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="sudo" dev="sda1" ino=2454 res=0 [....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 62.100215][ T24] audit: type=1800 audit(1563623446.645:25): pid=9124 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 62.144532][ T24] audit: type=1800 audit(1563623446.645:26): pid=9124 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 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 '10.128.10.0' (ECDSA) to the list of known hosts. syzkaller login: [ 1038.115682][ T9289] IPVS: ftp: loaded support on port[0] = 21 [ 1038.125493][ T9288] IPVS: ftp: loaded support on port[0] = 21 [ 1038.127078][ T9287] IPVS: ftp: loaded support on port[0] = 21 [ 1038.133680][ T9285] IPVS: ftp: loaded support on port[0] = 21 [ 1038.140617][ T9284] IPVS: ftp: loaded support on port[0] = 21 [ 1038.146919][ T9286] IPVS: ftp: loaded support on port[0] = 21 [ 1038.481023][ T9287] chnl_net:caif_netlink_parms(): no params data found [ 1038.522096][ T9288] chnl_net:caif_netlink_parms(): no params data found [ 1038.593177][ T9289] chnl_net:caif_netlink_parms(): no params data found [ 1038.608024][ T9284] chnl_net:caif_netlink_parms(): no params data found [ 1038.625574][ T9285] chnl_net:caif_netlink_parms(): no params data found [ 1038.643442][ T9286] chnl_net:caif_netlink_parms(): no params data found [ 1038.732504][ T9287] bridge0: port 1(bridge_slave_0) entered blocking state [ 1038.742610][ T9287] bridge0: port 1(bridge_slave_0) entered disabled state [ 1038.752704][ T9287] device bridge_slave_0 entered promiscuous mode [ 1038.765985][ T9287] bridge0: port 2(bridge_slave_1) entered blocking state [ 1038.774633][ T9287] bridge0: port 2(bridge_slave_1) entered disabled state [ 1038.783747][ T9287] device bridge_slave_1 entered promiscuous mode [ 1038.792482][ T9288] bridge0: port 1(bridge_slave_0) entered blocking state [ 1038.800651][ T9288] bridge0: port 1(bridge_slave_0) entered disabled state [ 1038.809901][ T9288] device bridge_slave_0 entered promiscuous mode [ 1038.866590][ T9288] bridge0: port 2(bridge_slave_1) entered blocking state [ 1038.875142][ T9288] bridge0: port 2(bridge_slave_1) entered disabled state [ 1038.884296][ T9288] device bridge_slave_1 entered promiscuous mode [ 1038.904634][ T9289] bridge0: port 1(bridge_slave_0) entered blocking state [ 1038.912172][ T9289] bridge0: port 1(bridge_slave_0) entered disabled state [ 1038.920401][ T9289] device bridge_slave_0 entered promiscuous mode [ 1038.929489][ T9284] bridge0: port 1(bridge_slave_0) entered blocking state [ 1038.938249][ T9284] bridge0: port 1(bridge_slave_0) entered disabled state [ 1038.946834][ T9284] device bridge_slave_0 entered promiscuous mode [ 1038.969955][ T9286] bridge0: port 1(bridge_slave_0) entered blocking state [ 1038.980997][ T9286] bridge0: port 1(bridge_slave_0) entered disabled state [ 1038.990178][ T9286] device bridge_slave_0 entered promiscuous mode [ 1039.005888][ T9289] bridge0: port 2(bridge_slave_1) entered blocking state [ 1039.015584][ T9289] bridge0: port 2(bridge_slave_1) entered disabled state [ 1039.024996][ T9289] device bridge_slave_1 entered promiscuous mode [ 1039.032619][ T9284] bridge0: port 2(bridge_slave_1) entered blocking state [ 1039.041450][ T9284] bridge0: port 2(bridge_slave_1) entered disabled state [ 1039.052248][ T9284] device bridge_slave_1 entered promiscuous mode [ 1039.061669][ T9285] bridge0: port 1(bridge_slave_0) entered blocking state [ 1039.073539][ T9285] bridge0: port 1(bridge_slave_0) entered disabled state [ 1039.086805][ T9285] device bridge_slave_0 entered promiscuous mode [ 1039.098573][ T9287] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1039.110500][ T9286] bridge0: port 2(bridge_slave_1) entered blocking state [ 1039.118802][ T9286] bridge0: port 2(bridge_slave_1) entered disabled state [ 1039.128080][ T9286] device bridge_slave_1 entered promiscuous mode [ 1039.140192][ T9288] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1039.155316][ T9288] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1039.178462][ T9285] bridge0: port 2(bridge_slave_1) entered blocking state [ 1039.186967][ T9285] bridge0: port 2(bridge_slave_1) entered disabled state [ 1039.208590][ T9285] device bridge_slave_1 entered promiscuous mode [ 1039.218018][ T9287] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1039.290178][ T9287] team0: Port device team_slave_0 added [ 1039.302035][ T9289] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1039.317657][ T9289] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1039.331282][ T9284] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1039.345358][ T9288] team0: Port device team_slave_0 added [ 1039.352892][ T9284] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1039.377543][ T9286] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1039.388562][ T9287] team0: Port device team_slave_1 added [ 1039.403907][ T9288] team0: Port device team_slave_1 added [ 1039.417738][ T9285] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1039.437620][ T9286] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1039.479775][ T9289] team0: Port device team_slave_0 added [ 1039.494505][ T9285] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1039.508320][ T9284] team0: Port device team_slave_0 added [ 1039.522273][ T9284] team0: Port device team_slave_1 added [ 1039.565312][ T9287] device hsr_slave_0 entered promiscuous mode [ 1039.603890][ T9287] device hsr_slave_1 entered promiscuous mode [ 1039.652452][ T9289] team0: Port device team_slave_1 added [ 1039.666762][ T9286] team0: Port device team_slave_0 added [ 1039.677688][ T9286] team0: Port device team_slave_1 added [ 1039.755164][ T9288] device hsr_slave_0 entered promiscuous mode [ 1039.793340][ T9288] device hsr_slave_1 entered promiscuous mode [ 1039.843237][ T9288] debugfs: Directory 'hsr0' with parent '/' already present! [ 1039.877836][ T9285] team0: Port device team_slave_0 added [ 1039.945358][ T9286] device hsr_slave_0 entered promiscuous mode [ 1040.013334][ T9286] device hsr_slave_1 entered promiscuous mode [ 1040.103209][ T9286] debugfs: Directory 'hsr0' with parent '/' already present! [ 1040.156700][ T9284] device hsr_slave_0 entered promiscuous mode [ 1040.213575][ T9284] device hsr_slave_1 entered promiscuous mode [ 1040.253381][ T9284] debugfs: Directory 'hsr0' with parent '/' already present! [ 1040.262806][ T9285] team0: Port device team_slave_1 added [ 1040.364951][ T9289] device hsr_slave_0 entered promiscuous mode [ 1040.423437][ T9289] device hsr_slave_1 entered promiscuous mode [ 1040.483096][ T9289] debugfs: Directory 'hsr0' with parent '/' already present! [ 1040.555044][ T9285] device hsr_slave_0 entered promiscuous mode [ 1040.603874][ T9285] device hsr_slave_1 entered promiscuous mode [ 1040.643472][ T9285] debugfs: Directory 'hsr0' with parent '/' already present! [ 1040.714403][ T9286] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1040.752430][ T9288] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1040.778295][ T9298] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 1040.790946][ T9298] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1040.821653][ T9286] 8021q: adding VLAN 0 to HW filter on device team0 [ 1040.839353][ T9287] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1040.849784][ T9298] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 1040.860504][ T9298] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1040.871373][ T9288] 8021q: adding VLAN 0 to HW filter on device team0 [ 1040.901033][ T9287] 8021q: adding VLAN 0 to HW filter on device team0 [ 1040.909066][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1040.918977][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 1040.928298][ T17] bridge0: port 1(bridge_slave_0) entered blocking state [ 1040.936001][ T17] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1040.945832][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1040.955401][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 1040.964368][ T17] bridge0: port 1(bridge_slave_0) entered blocking state [ 1040.971724][ T17] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1040.979890][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1040.989303][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 1040.998866][ T17] bridge0: port 2(bridge_slave_1) entered blocking state [ 1041.006313][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1041.014150][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 1041.022068][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1041.032214][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1041.040535][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1041.064389][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1041.074797][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 1041.084001][ T17] bridge0: port 2(bridge_slave_1) entered blocking state [ 1041.093956][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1041.111479][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1041.120895][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 1041.129507][ T17] bridge0: port 1(bridge_slave_0) entered blocking state [ 1041.137189][ T17] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1041.154383][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1041.190820][ T3513] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1041.211268][ T3513] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1041.221566][ T3513] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1041.231398][ T3513] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 1041.240121][ T3513] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1041.250089][ T3513] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 1041.258986][ T3513] bridge0: port 2(bridge_slave_1) entered blocking state [ 1041.266885][ T3513] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1041.277132][ T3513] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1041.287141][ T3513] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1041.296650][ T3513] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1041.305814][ T3513] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1041.315232][ T3513] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 1041.337181][ T9289] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1041.358778][ T3513] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 1041.368419][ T3513] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1041.377292][ T3513] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 1041.389253][ T3513] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1041.398501][ T3513] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 1041.407418][ T3513] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1041.416370][ T3513] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1041.425720][ T3513] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 1041.435495][ T3513] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1041.445218][ T3513] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 1041.454279][ T3513] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1041.463242][ T3513] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 1041.473304][ T3513] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 1041.481435][ T3513] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 1041.490026][ T3513] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1041.499163][ T3513] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 1041.519711][ T9286] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 1041.551151][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1041.560034][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 1041.570161][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1041.579604][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 1041.589580][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 1041.598976][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1041.608847][ T9287] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 1041.631008][ T9284] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1041.651889][ T9286] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 1041.687722][ T9287] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 1041.700832][ T9289] 8021q: adding VLAN 0 to HW filter on device team0 [ 1041.712051][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1041.729746][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 1041.740839][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1041.750418][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 1041.765009][ T9288] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 1041.782010][ T9285] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1041.806577][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 1041.821426][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1041.840751][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1041.851363][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 1041.860963][ T17] bridge0: port 1(bridge_slave_0) entered blocking state [ 1041.868307][ T17] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1041.876879][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1041.886405][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 1041.895561][ T17] bridge0: port 2(bridge_slave_1) entered blocking state [ 1041.903580][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1041.912151][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1041.928348][ T9284] 8021q: adding VLAN 0 to HW filter on device team0 [ 1041.949810][ T9285] 8021q: adding VLAN 0 to HW filter on device team0 [ 1041.964684][ T9292] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1041.974511][ T9292] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1041.983926][ T9292] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 1041.991932][ T9292] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready executing program executing program [ 1042.052484][ T9311] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1042.062543][ T9311] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 1042.072577][ T9311] bridge0: port 1(bridge_slave_0) entered blocking state [ 1042.080877][ T9311] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1042.090875][ T9311] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1042.100029][ T9311] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 1042.109593][ T9311] bridge0: port 2(bridge_slave_1) entered blocking state [ 1042.117252][ T9311] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1042.127353][ T9311] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1042.136962][ T9311] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready executing program [ 1042.147447][ T9311] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 1042.156535][ T9311] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1042.166051][ T9311] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 1042.175439][ T9311] bridge0: port 1(bridge_slave_0) entered blocking state [ 1042.183359][ T9311] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1042.191896][ T9311] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1042.201996][ T9311] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 1042.211366][ T9311] bridge0: port 2(bridge_slave_1) entered blocking state [ 1042.218912][ T9311] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1042.230266][ T9311] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1042.240396][ T9311] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1042.249417][ T9311] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 1042.257611][ T9311] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1042.269234][ T9288] 8021q: adding VLAN 0 to HW filter on device batadv0 executing program executing program [ 1042.336065][ T9289] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 1042.347642][ T9289] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 1042.361208][ T9311] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1042.371510][ T9311] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 1042.381123][ T9311] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1042.390170][ T9311] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 1042.399630][ T9311] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1042.409388][ T9311] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1042.418650][ T9311] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 1042.428527][ T9311] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1042.438002][ T9311] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 1042.448304][ T9311] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1042.457165][ T9311] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 1042.466113][ T9311] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1042.475147][ T9311] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 1042.484192][ T9311] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1042.493284][ T9311] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1042.502270][ T9311] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 1042.511920][ T9311] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1042.521055][ T9311] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready executing program executing program [ 1042.530656][ T9311] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1042.539275][ T9311] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 1042.548177][ T9311] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1042.557289][ T9311] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 1042.565977][ T9311] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1042.578669][ T9311] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 1042.590888][ T9284] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 1042.603237][ T9311] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 1042.611347][ T9311] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 1042.625914][ T9311] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready executing program [ 1042.639900][ T9285] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 1042.669252][ T9284] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 1042.744705][ T9285] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 1042.767137][ T9289] 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 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 1233.473323][ C0] ------------[ cut here ]------------ [ 1233.479095][ C0] refcount_t: increment on 0; use-after-free. [ 1233.483347][T26421] ================================================================== [ 1233.485533][ C0] WARNING: CPU: 0 PID: 0 at lib/refcount.c:156 refcount_inc_checked+0x61/0x70 [ 1233.493392][T26421] BUG: KASAN: use-after-free in refcount_inc_not_zero_checked+0x81/0x200 [ 1233.493411][T26421] Read of size 4 at addr ffff888093798a80 by task syz-executor113/26421 [ 1233.502260][ C0] Kernel panic - not syncing: panic_on_warn set ... [ 1233.510657][T26421] [ 1233.510680][T26421] CPU: 1 PID: 26421 Comm: syz-executor113 Not tainted 5.2.0+ #67 [ 1233.535655][T26421] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1233.545811][T26421] Call Trace: [ 1233.549174][T26421] dump_stack+0x172/0x1f0 [ 1233.553517][T26421] ? refcount_inc_not_zero_checked+0x81/0x200 [ 1233.559696][T26421] print_address_description.cold+0xd4/0x306 [ 1233.565720][T26421] ? refcount_inc_not_zero_checked+0x81/0x200 [ 1233.571892][T26421] ? refcount_inc_not_zero_checked+0x81/0x200 [ 1233.578243][T26421] __kasan_report.cold+0x1b/0x36 [ 1233.583463][T26421] ? refcount_inc_not_zero_checked+0x81/0x200 [ 1233.589670][T26421] kasan_report+0x12/0x17 [ 1233.594021][T26421] check_memory_region+0x134/0x1a0 [ 1233.599340][T26421] __kasan_check_read+0x11/0x20 [ 1233.604294][T26421] refcount_inc_not_zero_checked+0x81/0x200 [ 1233.610650][T26421] ? refcount_dec_and_mutex_lock+0x90/0x90 [ 1233.616505][T26421] ? __kasan_check_write+0x14/0x20 [ 1233.621678][T26421] refcount_inc_checked+0x17/0x70 [ 1233.626951][T26421] nr_release+0x62/0x3e0 [ 1233.631251][T26421] __sock_release+0xce/0x280 [ 1233.635949][T26421] sock_close+0x1e/0x30 [ 1233.640203][T26421] __fput+0x2ff/0x890 [ 1233.644456][T26421] ? __sock_release+0x280/0x280 [ 1233.649326][T26421] ____fput+0x16/0x20 [ 1233.653441][T26421] task_work_run+0x145/0x1c0 [ 1233.658057][T26421] exit_to_usermode_loop+0x316/0x380 [ 1233.663453][T26421] do_syscall_64+0x5a9/0x6a0 [ 1233.668132][T26421] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1233.674132][T26421] RIP: 0033:0x407001 [ 1233.678039][T26421] 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 [ 1233.697659][T26421] RSP: 002b:00007ffc06018fb0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 [ 1233.706188][T26421] RAX: 0000000000000000 RBX: 0000000000000004 RCX: 0000000000407001 [ 1233.714179][T26421] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 0000000000000003 [ 1233.722165][T26421] RBP: 00000000006dec3c R08: 00000000004b0bb7 R09: 00000000004b0bb7 [ 1233.730162][T26421] R10: 00007ffc06018fd0 R11: 0000000000000293 R12: 00000000006dec30 [ 1233.738149][T26421] R13: 0000000000000001 R14: 000000000000002d R15: 20c49ba5e353f7cf [ 1233.746151][T26421] [ 1233.746166][ C0] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.2.0+ #67 [ 1233.746182][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1233.748498][T26421] Allocated by task 0: [ 1233.755527][ C0] Call Trace: [ 1233.765608][T26421] save_stack+0x23/0x90 [ 1233.769656][ C0] [ 1233.772935][T26421] __kasan_kmalloc.constprop.0+0xcf/0xe0 [ 1233.772953][T26421] kasan_kmalloc+0x9/0x10 [ 1233.777111][ C0] dump_stack+0x172/0x1f0 [ 1233.779949][T26421] __kmalloc+0x163/0x770 [ 1233.785675][ C0] ? refcount_inc_not_zero_checked+0x1f0/0x200 [ 1233.789994][T26421] sk_prot_alloc+0x23a/0x310 [ 1233.790013][T26421] sk_alloc+0x39/0xf70 [ 1233.794356][ C0] panic+0x2dc/0x755 [ 1233.798590][T26421] nr_rx_frame+0x733/0x1e73 [ 1233.804841][ C0] ? add_taint.cold+0x16/0x16 [ 1233.809420][T26421] nr_loopback_timer+0x7b/0x170 [ 1233.813481][ C0] ? __kasan_check_write+0x14/0x20 [ 1233.817562][T26421] call_timer_fn+0x1ac/0x780 [ 1233.817581][T26421] run_timer_softirq+0x697/0x17a0 [ 1233.822080][ C0] ? __warn.cold+0x5/0x4c [ 1233.826745][T26421] __do_softirq+0x262/0x98c [ 1233.831589][ C0] ? __warn+0xe7/0x1e0 [ 1233.836678][T26421] [ 1233.841283][ C0] ? refcount_inc_checked+0x61/0x70 [ 1233.846288][T26421] Freed by task 26427: [ 1233.850720][ C0] __warn.cold+0x20/0x4c [ 1233.855218][T26421] save_stack+0x23/0x90 [ 1233.859278][ C0] ? vprintk_emit+0x1ea/0x700 [ 1233.861590][T26421] __kasan_slab_free+0x102/0x150 [ 1233.861608][T26421] kasan_slab_free+0xe/0x10 [ 1233.866810][ C0] ? refcount_inc_checked+0x61/0x70 [ 1233.870890][T26421] kfree+0x10a/0x2c0 [ 1233.875143][ C0] report_bug+0x263/0x2b0 [ 1233.879305][T26421] __sk_destruct+0x4f7/0x6e0 [ 1233.883989][ C0] do_error_trap+0x11b/0x200 [ 1233.888966][T26421] sk_destruct+0x86/0xa0 [ 1233.888985][T26421] __sk_free+0xfb/0x360 [ 1233.893507][ C0] do_invalid_op+0x37/0x50 [ 1233.898701][T26421] sk_free+0x42/0x50 [ 1233.902584][ C0] ? refcount_inc_checked+0x61/0x70 [ 1233.906930][T26421] sock_efree+0x61/0x80 [ 1233.911509][ C0] invalid_op+0x14/0x20 [ 1233.916096][T26421] skb_release_head_state+0xeb/0x250 [ 1233.920330][ C0] RIP: 0010:refcount_inc_checked+0x61/0x70 [ 1233.924560][T26421] skb_release_all+0x16/0x60 [ 1233.924579][T26421] kfree_skb+0x101/0x3c0 [ 1233.928989][ C0] Code: 1d 7f 6e 64 06 31 ff 89 de e8 cb d2 35 fe 84 db 75 dd e8 82 d1 35 fe 48 c7 c7 40 09 c6 87 c6 05 5f 6e 64 06 01 e8 77 39 07 fe <0f> 0b eb c1 90 90 90 90 90 90 90 90 90 90 90 55 48 89 e5 41 57 41 [ 1233.932870][T26421] nr_accept+0x56e/0x700 [ 1233.932891][T26421] __sys_accept4+0x34e/0x6a0 [ 1233.938076][ C0] RSP: 0018:ffff8880ae809bf0 EFLAGS: 00010282 [ 1233.942225][T26421] __x64_sys_accept4+0x97/0xf0 [ 1233.942246][T26421] do_syscall_64+0xfd/0x6a0 [ 1233.946411][ C0] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 1233.951772][T26421] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1233.951783][T26421] [ 1233.957626][ C0] RDX: 0000000000000100 RSI: ffffffff815c3a26 RDI: ffffed1015d01370 [ 1233.962207][T26421] The buggy address belongs to the object at ffff888093798a00 [ 1233.962207][T26421] which belongs to the cache kmalloc-2k of size 2048 [ 1233.966422][ C0] RBP: ffff8880ae809c00 R08: ffffffff88c7a1c0 R09: fffffbfff14a7757 [ 1233.966438][ C0] R10: fffffbfff14a7756 R11: ffffffff8a53bab7 R12: ffff888093798a80 [ 1233.986244][T26421] The buggy address is located 128 bytes inside of [ 1233.986244][T26421] 2048-byte region [ffff888093798a00, ffff888093799200) [ 1233.990477][ C0] R13: ffff888093798a68 R14: ffff88808be17648 R15: ffff88808be17620 [ 1233.995146][T26421] The buggy address belongs to the page: [ 1234.001316][ C0] ? vprintk_func+0x86/0x189 [ 1234.006180][T26421] page:ffffea00024de600 refcount:1 mapcount:0 mapping:ffff8880aa400e00 index:0x0 compound_mapcount: 0 [ 1234.010678][ C0] nr_insert_socket+0x2d/0xe0 [ 1234.018662][T26421] flags: 0x1fffc0000010200(slab|head) [ 1234.024567][ C0] nr_rx_frame+0x1605/0x1e73 [ 1234.026884][T26421] raw: 01fffc0000010200 ffffea000246ca88 ffffea000246e288 ffff8880aa400e00 [ 1234.034957][ C0] nr_loopback_timer+0x7b/0x170 [ 1234.049009][T26421] raw: 0000000000000000 ffff888093798180 0000000100000003 0000000000000000 [ 1234.057139][ C0] call_timer_fn+0x1ac/0x780 [ 1234.065184][T26421] page dumped because: kasan: bad access detected [ 1234.079267][ C0] ? nr_process_rx_frame+0x1540/0x1540 [ 1234.087240][T26421] [ 1234.092987][ C0] ? msleep_interruptible+0x150/0x150 [ 1234.097586][T26421] Memory state around the buggy address: [ 1234.108529][ C0] ? run_timer_softirq+0x685/0x17a0 [ 1234.113186][T26421] ffff888093798980: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 1234.118563][ C0] ? trace_hardirqs_on+0x67/0x240 [ 1234.124330][T26421] ffff888093798a00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 1234.133038][ C0] ? __kasan_check_read+0x11/0x20 [ 1234.137890][T26421] >ffff888093798a80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 1234.146492][ C0] ? nr_process_rx_frame+0x1540/0x1540 [ 1234.151069][T26421] ^ [ 1234.157493][ C0] ? nr_process_rx_frame+0x1540/0x1540 [ 1234.162947][T26421] ffff888093798b00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 1234.165292][ C0] run_timer_softirq+0x697/0x17a0 [ 1234.170657][T26421] ffff888093798b80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 1234.176385][ C0] ? add_timer+0x930/0x930 [ 1234.181824][T26421] ================================================================== [ 1234.181840][T26421] Disabling lock debugging due to kernel taint [ 1234.189930][ C0] ? kvm_clock_read+0x18/0x30 [ 1234.195784][T26421] ------------[ cut here ]------------ [ 1234.203046][ C0] ? kvm_sched_clock_read+0x9/0x20 [ 1234.208168][T26421] ODEBUG: activate not available (active state 0) object type: timer_list hint: nr_t1timer_expiry+0x0/0x340 [ 1234.216222][ C0] ? sched_clock+0x2e/0x50 [ 1234.222054][T26421] WARNING: CPU: 1 PID: 26421 at lib/debugobjects.c:481 debug_print_object+0x168/0x250 [ 1234.225832][ C0] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1234.232741][T26421] Modules linked in: [ 1234.240838][ C0] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1234.245873][T26421] CPU: 1 PID: 26421 Comm: syz-executor113 Tainted: G B 5.2.0+ #67 [ 1234.253955][ C0] __do_softirq+0x262/0x98c [ 1234.258362][T26421] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1234.266435][ C0] ? sched_clock_cpu+0x1b/0x1b0 [ 1234.272677][T26421] RIP: 0010:debug_print_object+0x168/0x250 [ 1234.277358][ C0] irq_exit+0x19b/0x1e0 [ 1234.282816][T26421] Code: dd 60 37 c6 87 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 b5 00 00 00 48 8b 14 dd 60 37 c6 87 48 c7 c7 60 2c c6 87 e8 00 f7 05 fe <0f> 0b 83 05 e3 33 67 06 01 48 83 c4 20 5b 41 5c 41 5d 41 5e 5d c3 [ 1234.287933][ C0] smp_apic_timer_interrupt+0x1a3/0x610 [ 1234.299368][T26421] RSP: 0018:ffff88809469faf0 EFLAGS: 00010082 [ 1234.303780][ C0] apic_timer_interrupt+0xf/0x20 [ 1234.313313][T26421] RAX: 0000000000000000 RBX: 0000000000000005 RCX: 0000000000000000 [ 1234.319539][ C0] [ 1234.323421][T26421] RDX: 0000000000000000 RSI: ffffffff815c3a26 RDI: ffffed10128d3f50 [ 1234.329698][ C0] RIP: 0010:native_safe_halt+0xe/0x10 [ 1234.338849][T26421] RBP: ffff88809469fb30 R08: ffff888093be24c0 R09: fffffbfff1349ef8 [ 1234.343347][ C0] Code: 68 96 73 fa eb 8a 90 90 90 90 90 90 e9 07 00 00 00 0f 00 2d e4 26 4f 00 f4 c3 66 90 e9 07 00 00 00 0f 00 2d d4 26 4f 00 fb f4 90 55 48 89 e5 41 57 41 56 41 55 41 54 53 e8 be 57 27 fa e8 79 [ 1234.353477][T26421] R10: fffffbfff1349ef7 R11: ffffffff89a4f7bf R12: 0000000000000001 [ 1234.358313][ C0] RSP: 0018:ffffffff88c07ce8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 1234.364105][T26421] R13: ffffffff88db62e0 R14: ffffffff8161d660 R15: 1ffff110128d3f6c [ 1234.368261][ C0] RAX: 1ffffffff11a5e05 RBX: ffffffff88c7a1c0 RCX: 0000000000000000 [ 1234.387879][T26421] FS: 0000555555cbc880(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 1234.393418][ C0] RDX: dffffc0000000000 RSI: 0000000000000006 RDI: ffffffff88c7aa4c [ 1234.399473][T26421] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1234.404397][ C0] RBP: ffffffff88c07d18 R08: ffffffff88c7a1c0 R09: 0000000000000000 [ 1234.412451][T26421] CR2: 00007ff0abeb8e78 CR3: 000000008d5ed000 CR4: 00000000001406e0 [ 1234.415375][ C0] R10: 0000000000000000 R11: 0000000000000000 R12: dffffc0000000000 [ 1234.423336][T26421] Call Trace: [ 1234.428697][ C0] R13: ffffffff89a4f7b8 R14: 0000000000000000 R15: 0000000000000000 [ 1234.436683][T26421] ? kasan_report+0x12/0x17 [ 1234.456387][ C0] ? default_idle+0x4e/0x360 [ 1234.464349][T26421] debug_object_activate+0x2e5/0x470 [ 1234.472764][ C0] arch_cpu_idle+0xa/0x10 [ 1234.480727][T26421] ? debug_object_init_on_stack+0x20/0x20 [ 1234.488694][ C0] default_idle_call+0x84/0xb0 [ 1234.497613][T26421] ? do_raw_spin_lock+0x12a/0x2e0 [ 1234.505578][ C0] do_idle+0x413/0x760 [ 1234.512158][T26421] mod_timer+0x452/0xc10 [ 1234.520118][ C0] ? arch_cpu_idle_exit+0x80/0x80 [ 1234.528090][T26421] ? mod_timer_pending+0xca0/0xca0 [ 1234.536059][ C0] cpu_startup_entry+0x1b/0x20 [ 1234.539350][T26421] ? check_memory_region+0x134/0x1a0 [ 1234.547329][ C0] rest_init+0x245/0x37b [ 1234.551816][T26421] sk_reset_timer+0x24/0x60 [ 1234.556429][ C0] arch_call_rest_init+0xe/0x1b [ 1234.561697][T26421] nr_start_t1timer+0x6e/0xa0 [ 1234.566011][ C0] start_kernel+0x912/0x951 [ 1234.571733][T26421] nr_release+0x1de/0x3e0 [ 1234.576482][ C0] ? mem_encrypt_init+0xb/0xb [ 1234.581494][T26421] __sock_release+0xce/0x280 [ 1234.585547][ C0] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1234.589774][T26421] sock_close+0x1e/0x30 [ 1234.594780][ C0] ? x86_family+0x41/0x50 [ 1234.599880][T26421] __fput+0x2ff/0x890 [ 1234.604810][ C0] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1234.610095][T26421] ? __sock_release+0x280/0x280 [ 1234.614325][ C0] x86_64_start_reservations+0x29/0x2b [ 1234.618813][T26421] ____fput+0x16/0x20 [ 1234.623653][ C0] x86_64_start_kernel+0x77/0x7b [ 1234.628317][T26421] task_work_run+0x145/0x1c0 [ 1234.632802][ C0] secondary_startup_64+0xa4/0xb0 [ 1234.637150][T26421] exit_to_usermode_loop+0x316/0x380 [ 1234.637169][T26421] do_syscall_64+0x5a9/0x6a0 [ 1234.709791][T26421] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1234.715853][T26421] RIP: 0033:0x407001 [ 1234.719741][T26421] 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 [ 1234.739352][T26421] RSP: 002b:00007ffc06018fb0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 [ 1234.747759][T26421] RAX: 0000000000000000 RBX: 0000000000000004 RCX: 0000000000407001 [ 1234.755815][T26421] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 0000000000000003 [ 1234.763780][T26421] RBP: 00000000006dec3c R08: 00000000004b0bb7 R09: 00000000004b0bb7 [ 1234.771749][T26421] R10: 00007ffc06018fd0 R11: 0000000000000293 R12: 00000000006dec30 [ 1234.779712][T26421] R13: 0000000000000001 R14: 000000000000002d R15: 20c49ba5e353f7cf [ 1234.787683][T26421] irq event stamp: 1120 [ 1234.791839][T26421] hardirqs last enabled at (1119): [] _raw_spin_unlock_irq+0x28/0x90 [ 1234.801551][T26421] hardirqs last disabled at (1120): [] _raw_spin_lock_irqsave+0x6f/0xcd [ 1234.811443][T26421] softirqs last enabled at (1014): [] fpu__copy+0x17e/0x8c0 [ 1234.820450][T26421] softirqs last disabled at (1012): [] fpu__copy+0xa7/0x8c0 [ 1234.829287][T26421] ---[ end trace 607a70d4bebc64d4 ]--- [ 1234.835691][ C0] Kernel Offset: disabled [ 1234.840017][ C0] Rebooting in 86400 seconds..