[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 63.505395][ T26] audit: type=1800 audit(1572145250.271:25): pid=8845 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 63.535606][ T26] audit: type=1800 audit(1572145250.271:26): pid=8845 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 63.577283][ T26] audit: type=1800 audit(1572145250.271:27): pid=8845 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 '10.128.0.47' (ECDSA) to the list of known hosts. 2019/10/27 03:01:27 parsed 1 programs 2019/10/27 03:01:29 executed programs: 0 syzkaller login: [ 102.913926][ T9023] IPVS: ftp: loaded support on port[0] = 21 [ 102.913932][ T9029] IPVS: ftp: loaded support on port[0] = 21 [ 102.923396][ T9024] IPVS: ftp: loaded support on port[0] = 21 [ 102.940934][ T9028] IPVS: ftp: loaded support on port[0] = 21 [ 102.950027][ T9021] IPVS: ftp: loaded support on port[0] = 21 [ 102.952961][ T9030] IPVS: ftp: loaded support on port[0] = 21 [ 103.157717][ T9024] chnl_net:caif_netlink_parms(): no params data found [ 103.191462][ T9023] chnl_net:caif_netlink_parms(): no params data found [ 103.219326][ T9024] bridge0: port 1(bridge_slave_0) entered blocking state [ 103.228825][ T9024] bridge0: port 1(bridge_slave_0) entered disabled state [ 103.237342][ T9024] device bridge_slave_0 entered promiscuous mode [ 103.276513][ T9024] bridge0: port 2(bridge_slave_1) entered blocking state [ 103.284052][ T9024] bridge0: port 2(bridge_slave_1) entered disabled state [ 103.293338][ T9024] device bridge_slave_1 entered promiscuous mode [ 103.306267][ T9023] bridge0: port 1(bridge_slave_0) entered blocking state [ 103.314833][ T9023] bridge0: port 1(bridge_slave_0) entered disabled state [ 103.324957][ T9023] device bridge_slave_0 entered promiscuous mode [ 103.334852][ T9023] bridge0: port 2(bridge_slave_1) entered blocking state [ 103.342401][ T9023] bridge0: port 2(bridge_slave_1) entered disabled state [ 103.355937][ T9023] device bridge_slave_1 entered promiscuous mode [ 103.429948][ T9024] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 103.444139][ T9024] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 103.477561][ T9023] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 103.521522][ T9028] chnl_net:caif_netlink_parms(): no params data found [ 103.532638][ T9024] team0: Port device team_slave_0 added [ 103.541776][ T9023] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 103.567045][ T9029] chnl_net:caif_netlink_parms(): no params data found [ 103.578043][ T9024] team0: Port device team_slave_1 added [ 103.619542][ T9021] chnl_net:caif_netlink_parms(): no params data found [ 103.661878][ T9028] bridge0: port 1(bridge_slave_0) entered blocking state [ 103.669894][ T9028] bridge0: port 1(bridge_slave_0) entered disabled state [ 103.678767][ T9028] device bridge_slave_0 entered promiscuous mode [ 103.688721][ T9028] bridge0: port 2(bridge_slave_1) entered blocking state [ 103.696643][ T9028] bridge0: port 2(bridge_slave_1) entered disabled state [ 103.705325][ T9028] device bridge_slave_1 entered promiscuous mode [ 103.714002][ T9023] team0: Port device team_slave_0 added [ 103.732198][ T9030] chnl_net:caif_netlink_parms(): no params data found [ 103.765080][ T9023] team0: Port device team_slave_1 added [ 103.800171][ T9028] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 103.848744][ T9024] device hsr_slave_0 entered promiscuous mode [ 103.905850][ T9024] device hsr_slave_1 entered promiscuous mode [ 103.973962][ T9028] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 104.022604][ T9029] bridge0: port 1(bridge_slave_0) entered blocking state [ 104.031389][ T9029] bridge0: port 1(bridge_slave_0) entered disabled state [ 104.040275][ T9029] device bridge_slave_0 entered promiscuous mode [ 104.054586][ T9029] bridge0: port 2(bridge_slave_1) entered blocking state [ 104.062400][ T9029] bridge0: port 2(bridge_slave_1) entered disabled state [ 104.070608][ T9029] device bridge_slave_1 entered promiscuous mode [ 104.078685][ T9021] bridge0: port 1(bridge_slave_0) entered blocking state [ 104.087329][ T9021] bridge0: port 1(bridge_slave_0) entered disabled state [ 104.095875][ T9021] device bridge_slave_0 entered promiscuous mode [ 104.104401][ T9028] team0: Port device team_slave_0 added [ 104.188780][ T9023] device hsr_slave_0 entered promiscuous mode [ 104.236143][ T9023] device hsr_slave_1 entered promiscuous mode [ 104.305854][ T9023] debugfs: Directory 'hsr0' with parent '/' already present! [ 104.321620][ T9021] bridge0: port 2(bridge_slave_1) entered blocking state [ 104.331634][ T9021] bridge0: port 2(bridge_slave_1) entered disabled state [ 104.342109][ T9021] device bridge_slave_1 entered promiscuous mode [ 104.351078][ T9028] team0: Port device team_slave_1 added [ 104.362857][ T9030] bridge0: port 1(bridge_slave_0) entered blocking state [ 104.370806][ T9030] bridge0: port 1(bridge_slave_0) entered disabled state [ 104.384820][ T9030] device bridge_slave_0 entered promiscuous mode [ 104.428210][ T9021] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 104.443902][ T9021] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 104.456492][ T9030] bridge0: port 2(bridge_slave_1) entered blocking state [ 104.465418][ T9030] bridge0: port 2(bridge_slave_1) entered disabled state [ 104.474269][ T9030] device bridge_slave_1 entered promiscuous mode [ 104.483481][ T9029] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 104.535601][ T9029] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 104.597808][ T9028] device hsr_slave_0 entered promiscuous mode [ 104.656186][ T9028] device hsr_slave_1 entered promiscuous mode [ 104.695666][ T9028] debugfs: Directory 'hsr0' with parent '/' already present! [ 104.717581][ T9021] team0: Port device team_slave_0 added [ 104.751621][ T9030] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 104.762209][ T9021] team0: Port device team_slave_1 added [ 104.776183][ T9029] team0: Port device team_slave_0 added [ 104.787564][ T9030] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 104.800495][ T9029] team0: Port device team_slave_1 added [ 104.855223][ T9030] team0: Port device team_slave_0 added [ 104.908958][ T9029] device hsr_slave_0 entered promiscuous mode [ 104.956960][ T9029] device hsr_slave_1 entered promiscuous mode [ 104.995673][ T9029] debugfs: Directory 'hsr0' with parent '/' already present! [ 105.038670][ T9021] device hsr_slave_0 entered promiscuous mode [ 105.076047][ T9021] device hsr_slave_1 entered promiscuous mode [ 105.135748][ T9021] debugfs: Directory 'hsr0' with parent '/' already present! [ 105.160595][ T9030] team0: Port device team_slave_1 added [ 105.268621][ T9030] device hsr_slave_0 entered promiscuous mode [ 105.316233][ T9030] device hsr_slave_1 entered promiscuous mode [ 105.375654][ T9030] debugfs: Directory 'hsr0' with parent '/' already present! [ 105.539184][ T9024] 8021q: adding VLAN 0 to HW filter on device bond0 [ 105.554684][ T9023] 8021q: adding VLAN 0 to HW filter on device bond0 [ 105.601037][ T3028] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 105.610667][ T3028] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 105.622835][ T9023] 8021q: adding VLAN 0 to HW filter on device team0 [ 105.646832][ T3028] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 105.654840][ T3028] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 105.679394][ T9024] 8021q: adding VLAN 0 to HW filter on device team0 [ 105.704593][ T9028] 8021q: adding VLAN 0 to HW filter on device bond0 [ 105.725744][ T3307] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 105.734437][ T3307] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 105.744406][ T3307] bridge0: port 1(bridge_slave_0) entered blocking state [ 105.751762][ T3307] bridge0: port 1(bridge_slave_0) entered forwarding state [ 105.761743][ T3307] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 105.771457][ T3307] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 105.780113][ T3307] bridge0: port 2(bridge_slave_1) entered blocking state [ 105.787264][ T3307] bridge0: port 2(bridge_slave_1) entered forwarding state [ 105.794957][ T3307] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 105.804804][ T3307] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 105.828711][ T9021] 8021q: adding VLAN 0 to HW filter on device bond0 [ 105.853843][ T9028] 8021q: adding VLAN 0 to HW filter on device team0 [ 105.861451][ T3307] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 105.872263][ T3307] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 105.880884][ T3307] bridge0: port 1(bridge_slave_0) entered blocking state [ 105.888130][ T3307] bridge0: port 1(bridge_slave_0) entered forwarding state [ 105.896062][ T3307] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 105.904714][ T3307] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 105.913265][ T3307] bridge0: port 2(bridge_slave_1) entered blocking state [ 105.920419][ T3307] bridge0: port 2(bridge_slave_1) entered forwarding state [ 105.929134][ T3307] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 105.937819][ T3307] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 105.946560][ T3307] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 105.954226][ T3307] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 105.962834][ T3307] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 105.980552][ T9021] 8021q: adding VLAN 0 to HW filter on device team0 [ 106.006326][ T9030] 8021q: adding VLAN 0 to HW filter on device bond0 [ 106.014004][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 106.023432][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 106.031688][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 106.040670][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 106.049440][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 106.056576][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 106.064325][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 106.073049][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 106.081661][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 106.088752][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 106.096509][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 106.105035][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 106.114250][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 106.132995][ T9029] 8021q: adding VLAN 0 to HW filter on device bond0 [ 106.150168][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 106.159391][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 106.168167][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 106.175230][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 106.182933][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 106.191512][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 106.200389][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 106.208749][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 106.217671][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 106.226300][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 106.234857][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 106.243474][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 106.251552][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 106.259517][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 106.269948][ T9033] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 106.279352][ T9033] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 106.288454][ T3028] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 106.303516][ T9030] 8021q: adding VLAN 0 to HW filter on device team0 [ 106.319648][ T3307] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 106.328734][ T3307] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 106.337711][ T3307] bridge0: port 2(bridge_slave_1) entered blocking state [ 106.344945][ T3307] bridge0: port 2(bridge_slave_1) entered forwarding state [ 106.353645][ T3307] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 106.361576][ T3307] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 106.369630][ T3307] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 106.378921][ T3307] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 106.387699][ T3307] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 106.411657][ T9029] 8021q: adding VLAN 0 to HW filter on device team0 [ 106.432116][ T9038] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 106.440985][ T9038] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 106.449571][ T9038] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 106.461500][ T9038] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 106.470392][ T9038] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 106.478674][ T9038] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 106.487119][ T9038] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 106.495356][ T9038] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 106.503854][ T9038] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 106.512415][ T9038] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 106.520943][ T9038] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 106.528772][ T9038] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 106.537741][ T9038] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 106.546631][ T9038] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 106.554974][ T9038] bridge0: port 1(bridge_slave_0) entered blocking state [ 106.562126][ T9038] bridge0: port 1(bridge_slave_0) entered forwarding state [ 106.570340][ T9038] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 106.579907][ T9038] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 106.589398][ T9038] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 106.598006][ T9038] bridge0: port 2(bridge_slave_1) entered blocking state [ 106.605060][ T9038] bridge0: port 2(bridge_slave_1) entered forwarding state [ 106.612783][ T9038] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 106.621429][ T9038] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 106.633721][ T9024] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 106.669804][ T9038] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 106.677743][ T9038] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 106.689591][ T9038] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 106.698522][ T9038] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 106.707851][ T9038] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 106.716668][ T9038] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 106.724802][ T9038] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 106.733807][ T9038] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 106.742840][ T9038] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 106.752463][ T9038] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 106.761079][ T9038] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 106.770418][ T9038] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 106.779081][ T9038] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 106.787865][ T9038] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 106.812450][ T9021] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 106.823434][ T9021] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 106.842473][ T9023] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 106.852448][ T9028] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 106.863504][ T9038] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 106.872253][ T9038] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 106.881452][ T9038] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 106.890236][ T9038] bridge0: port 1(bridge_slave_0) entered blocking state [ 106.897359][ T9038] bridge0: port 1(bridge_slave_0) entered forwarding state [ 106.904962][ T9038] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 106.914016][ T9038] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 106.922567][ T9038] bridge0: port 2(bridge_slave_1) entered blocking state [ 106.929675][ T9038] bridge0: port 2(bridge_slave_1) entered forwarding state [ 106.937946][ T9038] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 106.947494][ T9038] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 106.956543][ T9038] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 106.964983][ T9038] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 106.973637][ T9038] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 106.982271][ T9038] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 106.991168][ T9038] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 106.999692][ T9038] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 107.018816][ T3307] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 107.028663][ T3307] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 107.048905][ T9030] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 107.074505][ T9024] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 107.091098][ T9028] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 107.101983][ T3307] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 107.116891][ T3307] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 107.133169][ T9023] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 107.147607][ T9021] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 107.171919][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 107.187877][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 107.211971][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 107.222318][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 107.232136][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 107.241434][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 107.250245][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 107.267204][ T9029] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 107.280047][ T9029] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 107.304761][ T9030] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 107.313647][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 107.323383][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 107.348833][ T9029] 8021q: adding VLAN 0 to HW filter on device batadv0 2019/10/27 03:01:34 executed programs: 9 [ 108.835180][ T9259] ================================================================== [ 108.843486][ T9259] BUG: KASAN: null-ptr-deref in io_wq_cancel_all+0x28/0x2a0 [ 108.850778][ T9259] Write of size 8 at addr 0000000000000004 by task syz-executor.1/9259 [ 108.859019][ T9259] [ 108.861447][ T9259] CPU: 0 PID: 9259 Comm: syz-executor.1 Not tainted 5.4.0-rc4-next-20191025 #0 [ 108.870386][ T9259] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 108.880550][ T9259] Call Trace: [ 108.883830][ T9259] dump_stack+0x172/0x1f0 [ 108.888163][ T9259] ? io_wq_cancel_all+0x28/0x2a0 [ 108.893106][ T9259] ? io_wq_cancel_all+0x28/0x2a0 [ 108.898066][ T9259] __kasan_report.cold+0x5/0x41 [ 108.902931][ T9259] ? io_wq_cancel_all+0x28/0x2a0 [ 108.908319][ T9259] kasan_report+0x12/0x20 [ 108.912657][ T9259] check_memory_region+0x134/0x1a0 [ 108.917777][ T9259] __kasan_check_write+0x14/0x20 [ 108.922725][ T9259] io_wq_cancel_all+0x28/0x2a0 [ 108.927504][ T9259] io_ring_ctx_wait_and_kill+0x1e2/0x710 [ 108.933145][ T9259] io_uring_release+0x42/0x50 [ 108.937938][ T9259] __fput+0x2ff/0x890 [ 108.941929][ T9259] ? io_ring_ctx_wait_and_kill+0x710/0x710 [ 108.947746][ T9259] ____fput+0x16/0x20 [ 108.951733][ T9259] task_work_run+0x145/0x1c0 [ 108.956334][ T9259] do_exit+0x904/0x2e60 [ 108.960622][ T9259] ? mm_update_next_owner+0x640/0x640 [ 108.965999][ T9259] ? lock_downgrade+0x920/0x920 [ 108.970869][ T9259] ? _raw_spin_unlock_irq+0x23/0x80 [ 108.976074][ T9259] ? get_signal+0x392/0x24f0 [ 108.980655][ T9259] ? _raw_spin_unlock_irq+0x23/0x80 [ 108.985860][ T9259] do_group_exit+0x135/0x360 [ 108.990444][ T9259] get_signal+0x47c/0x24f0 [ 108.994862][ T9259] ? __kasan_check_read+0x11/0x20 [ 108.999878][ T9259] do_signal+0x87/0x1700 [ 109.004129][ T9259] ? finish_task_switch+0x147/0x750 [ 109.009327][ T9259] ? find_held_lock+0x35/0x130 [ 109.014087][ T9259] ? calculate_sigpending+0x86/0xa0 [ 109.019300][ T9259] ? setup_sigcontext+0x7d0/0x7d0 [ 109.024323][ T9259] ? calculate_sigpending+0x86/0xa0 [ 109.029526][ T9259] ? exit_to_usermode_loop+0x43/0x380 [ 109.034883][ T9259] ? syscall_return_slowpath+0x47a/0x530 [ 109.040559][ T9259] ? exit_to_usermode_loop+0x43/0x380 [ 109.045928][ T9259] ? lockdep_hardirqs_on+0x421/0x5e0 [ 109.051211][ T9259] ? trace_hardirqs_on+0x67/0x240 [ 109.057973][ T9259] exit_to_usermode_loop+0x286/0x380 [ 109.063265][ T9259] syscall_return_slowpath+0x47a/0x530 [ 109.068724][ T9259] ret_from_fork+0x15/0x30 [ 109.073128][ T9259] RIP: 0033:0x45c909 [ 109.077031][ T9259] Code: Bad RIP value. [ 109.081074][ T9259] RSP: 002b:00007f79a85f1db0 EFLAGS: 00000202 ORIG_RAX: 0000000000000038 [ 109.089463][ T9259] RAX: 0000000000000000 RBX: 00007f79a85f2700 RCX: 000000000045c909 [ 109.097415][ T9259] RDX: 00007f79a85f29d0 RSI: 00007f79a85f1db0 RDI: 00000000003d0f00 [ 109.105371][ T9259] RBP: 00007ffcbdcb97f0 R08: 00007f79a85f2700 R09: 00007f79a85f2700 [ 109.113331][ T9259] R10: 00007f79a85f29d0 R11: 0000000000000202 R12: 0000000000000000 [ 109.121394][ T9259] R13: 00007ffcbdcb968f R14: 00007f79a85f29c0 R15: 000000000075bfd4 [ 109.129360][ T9259] ================================================================== [ 109.137417][ T9259] Disabling lock debugging due to kernel taint [ 109.147545][ T9259] Kernel panic - not syncing: panic_on_warn set ... [ 109.154170][ T9259] CPU: 1 PID: 9259 Comm: syz-executor.1 Tainted: G B 5.4.0-rc4-next-20191025 #0 [ 109.164474][ T9259] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 109.174509][ T9259] Call Trace: [ 109.177789][ T9259] dump_stack+0x172/0x1f0 [ 109.182108][ T9259] panic+0x2e3/0x75c [ 109.186000][ T9259] ? add_taint.cold+0x16/0x16 [ 109.190682][ T9259] ? io_wq_cancel_all+0x28/0x2a0 [ 109.195604][ T9259] ? preempt_schedule+0x4b/0x60 [ 109.200438][ T9259] ? ___preempt_schedule+0x16/0x18 [ 109.205531][ T9259] ? trace_hardirqs_on+0x5e/0x240 [ 109.210530][ T9259] ? io_wq_cancel_all+0x28/0x2a0 [ 109.215443][ T9259] end_report+0x47/0x4f [ 109.219580][ T9259] ? io_wq_cancel_all+0x28/0x2a0 [ 109.224502][ T9259] __kasan_report.cold+0xe/0x41 [ 109.229329][ T9259] ? io_wq_cancel_all+0x28/0x2a0 [ 109.234240][ T9259] kasan_report+0x12/0x20 [ 109.238547][ T9259] check_memory_region+0x134/0x1a0 [ 109.243653][ T9259] __kasan_check_write+0x14/0x20 [ 109.248570][ T9259] io_wq_cancel_all+0x28/0x2a0 [ 109.253307][ T9259] io_ring_ctx_wait_and_kill+0x1e2/0x710 [ 109.258914][ T9259] io_uring_release+0x42/0x50 [ 109.263564][ T9259] __fput+0x2ff/0x890 [ 109.267521][ T9259] ? io_ring_ctx_wait_and_kill+0x710/0x710 [ 109.273301][ T9259] ____fput+0x16/0x20 [ 109.277272][ T9259] task_work_run+0x145/0x1c0 [ 109.281852][ T9259] do_exit+0x904/0x2e60 [ 109.285997][ T9259] ? mm_update_next_owner+0x640/0x640 [ 109.291347][ T9259] ? lock_downgrade+0x920/0x920 [ 109.296175][ T9259] ? _raw_spin_unlock_irq+0x23/0x80 [ 109.301360][ T9259] ? get_signal+0x392/0x24f0 [ 109.305926][ T9259] ? _raw_spin_unlock_irq+0x23/0x80 [ 109.311099][ T9259] do_group_exit+0x135/0x360 [ 109.315669][ T9259] get_signal+0x47c/0x24f0 [ 109.320063][ T9259] ? __kasan_check_read+0x11/0x20 [ 109.325090][ T9259] do_signal+0x87/0x1700 [ 109.329308][ T9259] ? finish_task_switch+0x147/0x750 [ 109.334494][ T9259] ? find_held_lock+0x35/0x130 [ 109.339234][ T9259] ? calculate_sigpending+0x86/0xa0 [ 109.344429][ T9259] ? setup_sigcontext+0x7d0/0x7d0 [ 109.349441][ T9259] ? calculate_sigpending+0x86/0xa0 [ 109.354624][ T9259] ? exit_to_usermode_loop+0x43/0x380 [ 109.359979][ T9259] ? syscall_return_slowpath+0x47a/0x530 [ 109.365664][ T9259] ? exit_to_usermode_loop+0x43/0x380 [ 109.371082][ T9259] ? lockdep_hardirqs_on+0x421/0x5e0 [ 109.376362][ T9259] ? trace_hardirqs_on+0x67/0x240 [ 109.381370][ T9259] exit_to_usermode_loop+0x286/0x380 [ 109.386636][ T9259] syscall_return_slowpath+0x47a/0x530 [ 109.392084][ T9259] ret_from_fork+0x15/0x30 [ 109.396512][ T9259] RIP: 0033:0x45c909 [ 109.400392][ T9259] Code: ff 48 85 f6 0f 84 d7 8c fb ff 48 83 ee 10 48 89 4e 08 48 89 3e 48 89 d7 4c 89 c2 4d 89 c8 4c 8b 54 24 08 b8 38 00 00 00 0f 05 <48> 85 c0 0f 8c ae 8c fb ff 74 01 c3 31 ed 48 f7 c7 00 00 01 00 75 [ 109.420341][ T9259] RSP: 002b:00007f79a85f1db0 EFLAGS: 00000202 ORIG_RAX: 0000000000000038 [ 109.428740][ T9259] RAX: 0000000000000000 RBX: 00007f79a85f2700 RCX: 000000000045c909 [ 109.436686][ T9259] RDX: 00007f79a85f29d0 RSI: 00007f79a85f1db0 RDI: 00000000003d0f00 [ 109.444667][ T9259] RBP: 00007ffcbdcb97f0 R08: 00007f79a85f2700 R09: 00007f79a85f2700 [ 109.452644][ T9259] R10: 00007f79a85f29d0 R11: 0000000000000202 R12: 0000000000000000 [ 109.460602][ T9259] R13: 00007ffcbdcb968f R14: 00007f79a85f29c0 R15: 000000000075bfd4 [ 109.470043][ T9259] Kernel Offset: disabled [ 109.474471][ T9259] Rebooting in 86400 seconds..