[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 65.096398][ T27] audit: type=1800 audit(1575973351.768:25): pid=8978 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 65.123413][ T27] audit: type=1800 audit(1575973351.768:26): pid=8978 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 65.176705][ T27] audit: type=1800 audit(1575973351.768:27): pid=8978 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 '10.128.10.25' (ECDSA) to the list of known hosts. 2019/12/10 10:22:43 parsed 1 programs 2019/12/10 10:22:45 executed programs: 0 syzkaller login: [ 79.299695][ T9155] IPVS: ftp: loaded support on port[0] = 21 [ 79.311478][ T9160] IPVS: ftp: loaded support on port[0] = 21 [ 79.323290][ T9156] IPVS: ftp: loaded support on port[0] = 21 [ 79.342530][ T9164] IPVS: ftp: loaded support on port[0] = 21 [ 79.359992][ T9163] IPVS: ftp: loaded support on port[0] = 21 [ 79.362247][ T9162] IPVS: ftp: loaded support on port[0] = 21 [ 79.621851][ T9155] chnl_net:caif_netlink_parms(): no params data found [ 79.655519][ T9156] chnl_net:caif_netlink_parms(): no params data found [ 79.691536][ T9160] chnl_net:caif_netlink_parms(): no params data found [ 79.801516][ T9155] bridge0: port 1(bridge_slave_0) entered blocking state [ 79.809241][ T9155] bridge0: port 1(bridge_slave_0) entered disabled state [ 79.818180][ T9155] device bridge_slave_0 entered promiscuous mode [ 79.837592][ T9156] bridge0: port 1(bridge_slave_0) entered blocking state [ 79.845021][ T9156] bridge0: port 1(bridge_slave_0) entered disabled state [ 79.852785][ T9156] device bridge_slave_0 entered promiscuous mode [ 79.860641][ T9160] bridge0: port 1(bridge_slave_0) entered blocking state [ 79.868292][ T9160] bridge0: port 1(bridge_slave_0) entered disabled state [ 79.878214][ T9160] device bridge_slave_0 entered promiscuous mode [ 79.887825][ T9160] bridge0: port 2(bridge_slave_1) entered blocking state [ 79.895158][ T9160] bridge0: port 2(bridge_slave_1) entered disabled state [ 79.903643][ T9160] device bridge_slave_1 entered promiscuous mode [ 79.916555][ T9155] bridge0: port 2(bridge_slave_1) entered blocking state [ 79.927062][ T9155] bridge0: port 2(bridge_slave_1) entered disabled state [ 79.936171][ T9155] device bridge_slave_1 entered promiscuous mode [ 79.957948][ T9156] bridge0: port 2(bridge_slave_1) entered blocking state [ 79.965247][ T9156] bridge0: port 2(bridge_slave_1) entered disabled state [ 79.973058][ T9156] device bridge_slave_1 entered promiscuous mode [ 79.986425][ T9162] chnl_net:caif_netlink_parms(): no params data found [ 80.020054][ T9164] chnl_net:caif_netlink_parms(): no params data found [ 80.038129][ T9156] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 80.052762][ T9160] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 80.089250][ T9155] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 80.106702][ T9156] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 80.117132][ T9160] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 80.141863][ T9155] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 80.182777][ T9163] chnl_net:caif_netlink_parms(): no params data found [ 80.220849][ T9160] team0: Port device team_slave_0 added [ 80.229180][ T9160] team0: Port device team_slave_1 added [ 80.251722][ T9162] bridge0: port 1(bridge_slave_0) entered blocking state [ 80.260833][ T9162] bridge0: port 1(bridge_slave_0) entered disabled state [ 80.270294][ T9162] device bridge_slave_0 entered promiscuous mode [ 80.280888][ T9156] team0: Port device team_slave_0 added [ 80.295554][ T9164] bridge0: port 1(bridge_slave_0) entered blocking state [ 80.302677][ T9164] bridge0: port 1(bridge_slave_0) entered disabled state [ 80.314063][ T9164] device bridge_slave_0 entered promiscuous mode [ 80.325242][ T9155] team0: Port device team_slave_0 added [ 80.331403][ T9162] bridge0: port 2(bridge_slave_1) entered blocking state [ 80.338626][ T9162] bridge0: port 2(bridge_slave_1) entered disabled state [ 80.349795][ T9162] device bridge_slave_1 entered promiscuous mode [ 80.357960][ T9156] team0: Port device team_slave_1 added [ 80.365367][ T9164] bridge0: port 2(bridge_slave_1) entered blocking state [ 80.372430][ T9164] bridge0: port 2(bridge_slave_1) entered disabled state [ 80.380345][ T9164] device bridge_slave_1 entered promiscuous mode [ 80.395246][ T9155] team0: Port device team_slave_1 added [ 80.487085][ T9156] device hsr_slave_0 entered promiscuous mode [ 80.553734][ T9156] device hsr_slave_1 entered promiscuous mode [ 80.638877][ T9162] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 80.706839][ T9155] device hsr_slave_0 entered promiscuous mode [ 80.743810][ T9155] device hsr_slave_1 entered promiscuous mode [ 80.783540][ T9155] debugfs: Directory 'hsr0' with parent '/' already present! [ 80.805311][ T9163] bridge0: port 1(bridge_slave_0) entered blocking state [ 80.812672][ T9163] bridge0: port 1(bridge_slave_0) entered disabled state [ 80.821247][ T9163] device bridge_slave_0 entered promiscuous mode [ 80.866637][ T9160] device hsr_slave_0 entered promiscuous mode [ 80.903775][ T9160] device hsr_slave_1 entered promiscuous mode [ 80.953500][ T9160] debugfs: Directory 'hsr0' with parent '/' already present! [ 80.962820][ T9164] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 80.975554][ T9164] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 80.986766][ T9162] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 81.008042][ T9163] bridge0: port 2(bridge_slave_1) entered blocking state [ 81.015706][ T9163] bridge0: port 2(bridge_slave_1) entered disabled state [ 81.024152][ T9163] device bridge_slave_1 entered promiscuous mode [ 81.056170][ T9163] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 81.097946][ T9163] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 81.117583][ T9162] team0: Port device team_slave_0 added [ 81.126290][ T9164] team0: Port device team_slave_0 added [ 81.133233][ T9162] team0: Port device team_slave_1 added [ 81.164874][ T9164] team0: Port device team_slave_1 added [ 81.189878][ T9155] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 81.228909][ T9155] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 81.285474][ T9155] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 81.356119][ T9156] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 81.390581][ T9156] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 81.446835][ T9163] team0: Port device team_slave_0 added [ 81.452768][ T9156] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 81.496207][ T9156] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 81.549543][ T9155] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 81.647243][ T9162] device hsr_slave_0 entered promiscuous mode [ 81.713701][ T9162] device hsr_slave_1 entered promiscuous mode [ 81.766786][ T9162] debugfs: Directory 'hsr0' with parent '/' already present! [ 81.776053][ T9163] team0: Port device team_slave_1 added [ 81.784789][ T9160] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 81.852032][ T9160] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 81.955754][ T9164] device hsr_slave_0 entered promiscuous mode [ 81.984007][ T9164] device hsr_slave_1 entered promiscuous mode [ 82.053480][ T9164] debugfs: Directory 'hsr0' with parent '/' already present! [ 82.061386][ T9160] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 82.166867][ T9163] device hsr_slave_0 entered promiscuous mode [ 82.204312][ T9163] device hsr_slave_1 entered promiscuous mode [ 82.253555][ T9163] debugfs: Directory 'hsr0' with parent '/' already present! [ 82.269517][ T9160] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 82.409323][ T9162] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 82.459793][ T9162] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 82.505423][ T9162] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 82.580914][ T9162] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 82.637422][ T9163] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 82.706535][ T9164] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 82.777772][ T9164] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 82.835235][ T9164] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 82.890699][ T9163] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 82.946452][ T9164] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 82.995643][ T9163] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 83.061979][ T9163] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 83.160873][ T9156] 8021q: adding VLAN 0 to HW filter on device bond0 [ 83.214294][ T9155] 8021q: adding VLAN 0 to HW filter on device bond0 [ 83.224906][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 83.233041][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 83.267506][ T9156] 8021q: adding VLAN 0 to HW filter on device team0 [ 83.289755][ T9160] 8021q: adding VLAN 0 to HW filter on device bond0 [ 83.328711][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 83.338518][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 83.347421][ T3103] bridge0: port 1(bridge_slave_0) entered blocking state [ 83.354686][ T3103] bridge0: port 1(bridge_slave_0) entered forwarding state [ 83.363247][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 83.372778][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 83.381487][ T3103] bridge0: port 2(bridge_slave_1) entered blocking state [ 83.388571][ T3103] bridge0: port 2(bridge_slave_1) entered forwarding state [ 83.396852][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 83.406315][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 83.421510][ T9160] 8021q: adding VLAN 0 to HW filter on device team0 [ 83.435659][ T9155] 8021q: adding VLAN 0 to HW filter on device team0 [ 83.456854][ T9162] 8021q: adding VLAN 0 to HW filter on device bond0 [ 83.464453][ T9165] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 83.472741][ T9165] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 83.481507][ T9165] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 83.490656][ T9165] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 83.498981][ T9165] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 83.507177][ T9165] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 83.516489][ T9165] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 83.526169][ T9165] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 83.545627][ T9163] 8021q: adding VLAN 0 to HW filter on device bond0 [ 83.560228][ T9156] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 83.572636][ T9156] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 83.590636][ T9165] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 83.600700][ T9165] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 83.609722][ T9165] bridge0: port 1(bridge_slave_0) entered blocking state [ 83.616999][ T9165] bridge0: port 1(bridge_slave_0) entered forwarding state [ 83.625252][ T9165] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 83.634227][ T9165] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 83.642522][ T9165] bridge0: port 2(bridge_slave_1) entered blocking state [ 83.649708][ T9165] bridge0: port 2(bridge_slave_1) entered forwarding state [ 83.657661][ T9165] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 83.667194][ T9165] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 83.675669][ T9165] bridge0: port 1(bridge_slave_0) entered blocking state [ 83.682709][ T9165] bridge0: port 1(bridge_slave_0) entered forwarding state [ 83.690513][ T9165] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 83.699596][ T9165] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 83.708303][ T9165] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 83.716668][ T9165] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 83.725876][ T9165] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 83.735369][ T9165] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 83.772057][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 83.782657][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 83.790742][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 83.799390][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 83.808674][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 83.818136][ T26] bridge0: port 2(bridge_slave_1) entered blocking state [ 83.825632][ T26] bridge0: port 2(bridge_slave_1) entered forwarding state [ 83.835182][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 83.844209][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 83.851868][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 83.859826][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 83.868903][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 83.877157][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 83.887249][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 83.896149][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 83.908486][ T9163] 8021q: adding VLAN 0 to HW filter on device team0 [ 83.920038][ T9162] 8021q: adding VLAN 0 to HW filter on device team0 [ 83.942533][ T9172] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 83.951873][ T9172] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 83.960402][ T9172] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 83.970946][ T9172] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 83.979782][ T9172] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 83.989283][ T9172] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 83.998100][ T9172] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 84.006153][ T9172] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 84.027239][ T9156] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 84.040645][ T9173] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 84.058918][ T9173] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 84.069578][ T9173] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 84.080794][ T9173] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 84.089774][ T9173] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 84.097519][ T9173] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 84.105406][ T9173] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 84.114137][ T9173] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 84.122494][ T9173] bridge0: port 1(bridge_slave_0) entered blocking state [ 84.129719][ T9173] bridge0: port 1(bridge_slave_0) entered forwarding state [ 84.158834][ T9155] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 84.171231][ T9155] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 84.194566][ T9172] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 84.202575][ T9172] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 84.211209][ T9172] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 84.220325][ T9172] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 84.229742][ T9172] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 84.238621][ T9172] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 84.247311][ T9172] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 84.255839][ T9172] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 84.264765][ T9172] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 84.273748][ T9172] bridge0: port 2(bridge_slave_1) entered blocking state [ 84.280840][ T9172] bridge0: port 2(bridge_slave_1) entered forwarding state [ 84.288890][ T9172] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 84.298895][ T9172] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 84.307607][ T9172] bridge0: port 1(bridge_slave_0) entered blocking state [ 84.314836][ T9172] bridge0: port 1(bridge_slave_0) entered forwarding state [ 84.322416][ T9172] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 84.331683][ T9172] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 84.340440][ T9172] bridge0: port 2(bridge_slave_1) entered blocking state [ 84.347580][ T9172] bridge0: port 2(bridge_slave_1) entered forwarding state [ 84.355903][ T9172] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 84.367390][ T9160] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready 2019/12/10 10:22:51 executed programs: 6 [ 84.385791][ T9164] 8021q: adding VLAN 0 to HW filter on device bond0 [ 84.401674][ T9172] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 84.410950][ T9172] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 84.449694][ T9172] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 84.483134][ T9162] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 84.483151][ T9162] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 84.521034][ T9155] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 84.544906][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 84.558188][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 84.574674][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 84.590253][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 84.601337][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 84.625960][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 84.626665][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 84.627165][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 84.627654][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 84.627767][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 84.628412][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 84.629042][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 84.650501][ T9164] 8021q: adding VLAN 0 to HW filter on device team0 [ 84.670465][ T9160] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 84.693706][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 84.694495][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 84.695144][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 84.695686][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 84.696073][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 84.696126][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 84.696673][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 84.696818][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 84.696923][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 84.697028][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 84.728636][ T9162] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 84.732344][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 84.732953][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 84.734670][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 84.735194][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 84.736272][ T3103] bridge0: port 2(bridge_slave_1) entered blocking state [ 84.736306][ T3103] bridge0: port 2(bridge_slave_1) entered forwarding state [ 84.736669][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 84.737986][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 84.738623][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 84.739422][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 84.740157][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 84.740885][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 84.741495][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 84.742202][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 84.760908][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 84.768631][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 84.818164][ T9163] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 84.950684][ T9163] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 85.049954][ T9173] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 85.051165][ T9173] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 85.051857][ T9173] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 85.052652][ T9173] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 85.077324][ T9173] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 85.094081][ T9194] ================================================================== [ 85.094139][ T9194] BUG: KASAN: global-out-of-bounds in fbcon_get_font+0x2b2/0x5e0 [ 85.094151][ T9194] Read of size 32 at addr ffffffff88729980 by task syz-executor.3/9194 [ 85.094154][ T9194] [ 85.094170][ T9194] CPU: 1 PID: 9194 Comm: syz-executor.3 Not tainted 5.5.0-rc1-syzkaller #0 [ 85.094179][ T9194] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 85.094184][ T9194] Call Trace: [ 85.094208][ T9194] dump_stack+0x197/0x210 [ 85.094223][ T9194] ? fbcon_get_font+0x2b2/0x5e0 [ 85.094243][ T9194] print_address_description.constprop.0.cold+0x5/0x30b [ 85.094256][ T9194] ? fbcon_get_font+0x2b2/0x5e0 [ 85.094270][ T9194] ? fbcon_get_font+0x2b2/0x5e0 [ 85.094284][ T9194] __kasan_report.cold+0x1b/0x41 [ 85.094300][ T9194] ? fbcon_get_font+0x2b2/0x5e0 [ 85.094316][ T9194] kasan_report+0x12/0x20 [ 85.094330][ T9194] check_memory_region+0x134/0x1a0 [ 85.094344][ T9194] memcpy+0x24/0x50 [ 85.094360][ T9194] fbcon_get_font+0x2b2/0x5e0 [ 85.094379][ T9194] ? display_to_var+0x7e0/0x7e0 [ 85.094395][ T9194] con_font_op+0x20b/0x1270 [ 85.094407][ T9194] ? mark_lock+0xc2/0x1220 [ 85.094423][ T9194] ? apparmor_cred_prepare+0x7b0/0x7b0 [ 85.094438][ T9194] ? con_write+0xd0/0xd0 [ 85.094450][ T9194] ? cap_capable+0x205/0x270 [ 85.094468][ T9194] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 85.094481][ T9194] ? security_capable+0x95/0xc0 [ 85.094499][ T9194] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 85.094515][ T9194] ? ns_capable_common+0x93/0x100 [ 85.094533][ T9194] vt_ioctl+0xd2e/0x26d0 [ 85.094550][ T9194] ? complete_change_console+0x3a0/0x3a0 [ 85.094562][ T9194] ? lock_downgrade+0x920/0x920 [ 85.094577][ T9194] ? rwlock_bug.part.0+0x90/0x90 [ 85.094592][ T9194] ? tomoyo_path_number_perm+0x214/0x520 [ 85.094605][ T9194] ? find_held_lock+0x35/0x130 [ 85.094621][ T9194] ? __sanitizer_cov_trace_switch+0x49/0x80 [ 85.094635][ T9194] ? tty_jobctrl_ioctl+0x50/0xd40 [ 85.094649][ T9194] ? complete_change_console+0x3a0/0x3a0 [ 85.094664][ T9194] tty_ioctl+0xa37/0x14f0 [ 85.094681][ T9194] ? tty_vhangup+0x30/0x30 [ 85.094693][ T9194] ? tomoyo_path_number_perm+0x454/0x520 [ 85.094710][ T9194] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 85.094722][ T9194] ? tomoyo_path_number_perm+0x25e/0x520 [ 85.094738][ T9194] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 85.094768][ T9194] ? tty_vhangup+0x30/0x30 [ 85.094786][ T9194] do_vfs_ioctl+0x977/0x14e0 [ 85.094804][ T9194] ? compat_ioctl_preallocate+0x220/0x220 [ 85.094818][ T9194] ? __fget+0x37f/0x550 [ 85.094838][ T9194] ? ksys_dup3+0x3e0/0x3e0 [ 85.094852][ T9194] ? ns_to_kernel_old_timeval+0x100/0x100 [ 85.094871][ T9194] ? tomoyo_file_ioctl+0x23/0x30 [ 85.094891][ T9194] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 85.094903][ T9194] ? security_file_ioctl+0x8d/0xc0 [ 85.094919][ T9194] ksys_ioctl+0xab/0xd0 [ 85.094936][ T9194] __x64_sys_ioctl+0x73/0xb0 [ 85.094955][ T9194] do_syscall_64+0xfa/0x790 [ 85.094974][ T9194] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 85.094984][ T9194] RIP: 0033:0x45a6f9 [ 85.094998][ T9194] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 85.095006][ T9194] RSP: 002b:00007fce1bf70c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 85.095020][ T9194] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a6f9 [ 85.095028][ T9194] RDX: 0000000000713000 RSI: 0000000000004b60 RDI: 0000000000000004 [ 85.095036][ T9194] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 85.095045][ T9194] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fce1bf716d4 [ 85.095053][ T9194] R13: 00000000004c6d87 R14: 00000000004dd3e0 R15: 00000000ffffffff [ 85.095072][ T9194] [ 85.095076][ T9194] The buggy address belongs to the variable: [ 85.095088][ T9194] fontdata_8x16+0x1000/0x1120 [ 85.095092][ T9194] [ 85.095096][ T9194] Memory state around the buggy address: [ 85.095109][ T9194] ffffffff88729880: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 85.095119][ T9194] ffffffff88729900: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 85.095129][ T9194] >ffffffff88729980: fa fa fa fa 06 fa fa fa fa fa fa fa 05 fa fa fa [ 85.095135][ T9194] ^ [ 85.095145][ T9194] ffffffff88729a00: fa fa fa fa 06 fa fa fa fa fa fa fa 00 00 03 fa [ 85.095156][ T9194] ffffffff88729a80: fa fa fa fa 00 00 00 00 00 00 00 00 00 00 00 00 [ 85.095160][ T9194] ================================================================== [ 85.095165][ T9194] Disabling lock debugging due to kernel taint [ 85.095253][ T9194] Kernel panic - not syncing: panic_on_warn set ... [ 85.095267][ T9194] CPU: 1 PID: 9194 Comm: syz-executor.3 Tainted: G B 5.5.0-rc1-syzkaller #0 [ 85.095274][ T9194] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 85.095277][ T9194] Call Trace: [ 85.095291][ T9194] dump_stack+0x197/0x210 [ 85.095306][ T9194] panic+0x2e3/0x75c [ 85.095318][ T9194] ? add_taint.cold+0x16/0x16 [ 85.095333][ T9194] ? fbcon_get_font+0x2b2/0x5e0 [ 85.095347][ T9194] ? preempt_schedule+0x4b/0x60 [ 85.095360][ T9194] ? ___preempt_schedule+0x16/0x18 [ 85.095375][ T9194] ? trace_hardirqs_on+0x5e/0x240 [ 85.095389][ T9194] ? fbcon_get_font+0x2b2/0x5e0 [ 85.095401][ T9194] end_report+0x47/0x4f [ 85.095413][ T9194] ? fbcon_get_font+0x2b2/0x5e0 [ 85.095425][ T9194] __kasan_report.cold+0xe/0x41 [ 85.095439][ T9194] ? fbcon_get_font+0x2b2/0x5e0 [ 85.095452][ T9194] kasan_report+0x12/0x20 [ 85.095465][ T9194] check_memory_region+0x134/0x1a0 [ 85.095476][ T9194] memcpy+0x24/0x50 [ 85.095490][ T9194] fbcon_get_font+0x2b2/0x5e0 [ 85.095505][ T9194] ? display_to_var+0x7e0/0x7e0 [ 85.095518][ T9194] con_font_op+0x20b/0x1270 [ 85.095528][ T9194] ? mark_lock+0xc2/0x1220 [ 85.095543][ T9194] ? apparmor_cred_prepare+0x7b0/0x7b0 [ 85.095557][ T9194] ? con_write+0xd0/0xd0 [ 85.095568][ T9194] ? cap_capable+0x205/0x270 [ 85.095583][ T9194] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 85.095595][ T9194] ? security_capable+0x95/0xc0 [ 85.095610][ T9194] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 85.095621][ T9194] ? ns_capable_common+0x93/0x100 [ 85.095636][ T9194] vt_ioctl+0xd2e/0x26d0 [ 85.095651][ T9194] ? complete_change_console+0x3a0/0x3a0 [ 85.095662][ T9194] ? lock_downgrade+0x920/0x920 [ 85.095674][ T9194] ? rwlock_bug.part.0+0x90/0x90 [ 85.095686][ T9194] ? tomoyo_path_number_perm+0x214/0x520 [ 85.095696][ T9194] ? find_held_lock+0x35/0x130 [ 85.095710][ T9194] ? __sanitizer_cov_trace_switch+0x49/0x80 [ 85.095721][ T9194] ? tty_jobctrl_ioctl+0x50/0xd40 [ 85.095733][ T9194] ? complete_change_console+0x3a0/0x3a0 [ 85.095746][ T9194] tty_ioctl+0xa37/0x14f0 [ 85.095759][ T9194] ? tty_vhangup+0x30/0x30 [ 85.095770][ T9194] ? tomoyo_path_number_perm+0x454/0x520 [ 85.095783][ T9194] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 85.095795][ T9194] ? tomoyo_path_number_perm+0x25e/0x520 [ 85.095809][ T9194] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 85.095830][ T9194] ? tty_vhangup+0x30/0x30 [ 85.095841][ T9194] do_vfs_ioctl+0x977/0x14e0 [ 85.095854][ T9194] ? compat_ioctl_preallocate+0x220/0x220 [ 85.095864][ T9194] ? __fget+0x37f/0x550 [ 85.095876][ T9194] ? ksys_dup3+0x3e0/0x3e0 [ 85.095889][ T9194] ? ns_to_kernel_old_timeval+0x100/0x100 [ 85.095903][ T9194] ? tomoyo_file_ioctl+0x23/0x30 [ 85.095916][ T9194] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 85.095927][ T9194] ? security_file_ioctl+0x8d/0xc0 [ 85.095940][ T9194] ksys_ioctl+0xab/0xd0 [ 85.095953][ T9194] __x64_sys_ioctl+0x73/0xb0 [ 85.095967][ T9194] do_syscall_64+0xfa/0x790 [ 85.095982][ T9194] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 85.095990][ T9194] RIP: 0033:0x45a6f9 [ 85.096002][ T9194] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 85.096009][ T9194] RSP: 002b:00007fce1bf70c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 85.096021][ T9194] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a6f9 [ 85.096028][ T9194] RDX: 0000000000713000 RSI: 0000000000004b60 RDI: 0000000000000004 [ 85.096036][ T9194] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 85.096043][ T9194] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fce1bf716d4 [ 85.096051][ T9194] R13: 00000000004c6d87 R14: 00000000004dd3e0 R15: 00000000ffffffff [ 85.097718][ T9194] Kernel Offset: disabled