[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 60.652180][ T26] audit: type=1800 audit(1559760757.600:25): pid=8752 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 60.694944][ T26] audit: type=1800 audit(1559760757.610:26): pid=8752 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 60.748472][ T26] audit: type=1800 audit(1559760757.610:27): pid=8752 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 '10.128.0.183' (ECDSA) to the list of known hosts. 2019/06/05 18:53:09 parsed 1 programs 2019/06/05 18:53:11 executed programs: 0 syzkaller login: [ 94.682331][ T8929] IPVS: ftp: loaded support on port[0] = 21 [ 94.690786][ T8932] IPVS: ftp: loaded support on port[0] = 21 [ 94.705338][ T8933] IPVS: ftp: loaded support on port[0] = 21 [ 94.708700][ T8928] IPVS: ftp: loaded support on port[0] = 21 [ 94.725451][ T8934] IPVS: ftp: loaded support on port[0] = 21 [ 94.752047][ T8936] IPVS: ftp: loaded support on port[0] = 21 [ 94.965379][ T8929] chnl_net:caif_netlink_parms(): no params data found [ 95.013705][ T8932] chnl_net:caif_netlink_parms(): no params data found [ 95.051383][ T8934] chnl_net:caif_netlink_parms(): no params data found [ 95.067136][ T8933] chnl_net:caif_netlink_parms(): no params data found [ 95.142760][ T8929] bridge0: port 1(bridge_slave_0) entered blocking state [ 95.151523][ T8929] bridge0: port 1(bridge_slave_0) entered disabled state [ 95.161235][ T8929] device bridge_slave_0 entered promiscuous mode [ 95.174687][ T8936] chnl_net:caif_netlink_parms(): no params data found [ 95.197881][ T8928] chnl_net:caif_netlink_parms(): no params data found [ 95.218609][ T8929] bridge0: port 2(bridge_slave_1) entered blocking state [ 95.226638][ T8929] bridge0: port 2(bridge_slave_1) entered disabled state [ 95.235178][ T8929] device bridge_slave_1 entered promiscuous mode [ 95.250490][ T8933] bridge0: port 1(bridge_slave_0) entered blocking state [ 95.259403][ T8933] bridge0: port 1(bridge_slave_0) entered disabled state [ 95.268128][ T8933] device bridge_slave_0 entered promiscuous mode [ 95.276715][ T8934] bridge0: port 1(bridge_slave_0) entered blocking state [ 95.287664][ T8934] bridge0: port 1(bridge_slave_0) entered disabled state [ 95.296323][ T8934] device bridge_slave_0 entered promiscuous mode [ 95.304523][ T8932] bridge0: port 1(bridge_slave_0) entered blocking state [ 95.312808][ T8932] bridge0: port 1(bridge_slave_0) entered disabled state [ 95.321835][ T8932] device bridge_slave_0 entered promiscuous mode [ 95.341898][ T8929] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 95.353657][ T8933] bridge0: port 2(bridge_slave_1) entered blocking state [ 95.361903][ T8933] bridge0: port 2(bridge_slave_1) entered disabled state [ 95.370638][ T8933] device bridge_slave_1 entered promiscuous mode [ 95.382458][ T8934] bridge0: port 2(bridge_slave_1) entered blocking state [ 95.390672][ T8934] bridge0: port 2(bridge_slave_1) entered disabled state [ 95.399448][ T8934] device bridge_slave_1 entered promiscuous mode [ 95.415401][ T8932] bridge0: port 2(bridge_slave_1) entered blocking state [ 95.423067][ T8932] bridge0: port 2(bridge_slave_1) entered disabled state [ 95.431619][ T8932] device bridge_slave_1 entered promiscuous mode [ 95.444005][ T8929] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 95.488342][ T8933] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 95.498379][ T8928] bridge0: port 1(bridge_slave_0) entered blocking state [ 95.507676][ T8928] bridge0: port 1(bridge_slave_0) entered disabled state [ 95.517912][ T8928] device bridge_slave_0 entered promiscuous mode [ 95.526266][ T8928] bridge0: port 2(bridge_slave_1) entered blocking state [ 95.534090][ T8928] bridge0: port 2(bridge_slave_1) entered disabled state [ 95.542523][ T8928] device bridge_slave_1 entered promiscuous mode [ 95.552193][ T8934] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 95.561056][ T8936] bridge0: port 1(bridge_slave_0) entered blocking state [ 95.572009][ T8936] bridge0: port 1(bridge_slave_0) entered disabled state [ 95.581956][ T8936] device bridge_slave_0 entered promiscuous mode [ 95.591218][ T8936] bridge0: port 2(bridge_slave_1) entered blocking state [ 95.600058][ T8936] bridge0: port 2(bridge_slave_1) entered disabled state [ 95.609273][ T8936] device bridge_slave_1 entered promiscuous mode [ 95.619417][ T8932] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 95.635619][ T8933] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 95.661671][ T8934] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 95.687189][ T8932] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 95.706089][ T8929] team0: Port device team_slave_0 added [ 95.734215][ T8928] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 95.758802][ T8932] team0: Port device team_slave_0 added [ 95.766503][ T8933] team0: Port device team_slave_0 added [ 95.773557][ T8932] team0: Port device team_slave_1 added [ 95.781875][ T8929] team0: Port device team_slave_1 added [ 95.798617][ T8934] team0: Port device team_slave_0 added [ 95.812491][ T8936] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 95.823985][ T8936] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 95.837273][ T8928] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 95.847894][ T8933] team0: Port device team_slave_1 added [ 95.870381][ T8934] team0: Port device team_slave_1 added [ 95.938641][ T8929] device hsr_slave_0 entered promiscuous mode [ 95.996313][ T8929] device hsr_slave_1 entered promiscuous mode [ 96.079117][ T8928] team0: Port device team_slave_0 added [ 96.101550][ T8928] team0: Port device team_slave_1 added [ 96.124081][ T8936] team0: Port device team_slave_0 added [ 96.134325][ T8936] team0: Port device team_slave_1 added [ 96.226847][ T8932] device hsr_slave_0 entered promiscuous mode [ 96.275784][ T8932] device hsr_slave_1 entered promiscuous mode [ 96.388405][ T8934] device hsr_slave_0 entered promiscuous mode [ 96.445574][ T8934] device hsr_slave_1 entered promiscuous mode [ 96.556874][ T8936] device hsr_slave_0 entered promiscuous mode [ 96.605551][ T8936] device hsr_slave_1 entered promiscuous mode [ 96.708329][ T8928] device hsr_slave_0 entered promiscuous mode [ 96.775150][ T8928] device hsr_slave_1 entered promiscuous mode [ 96.868237][ T8933] device hsr_slave_0 entered promiscuous mode [ 96.926215][ T8933] device hsr_slave_1 entered promiscuous mode [ 97.089268][ T8929] 8021q: adding VLAN 0 to HW filter on device bond0 [ 97.153751][ T8929] 8021q: adding VLAN 0 to HW filter on device team0 [ 97.171893][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 97.183685][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 97.242648][ T8934] 8021q: adding VLAN 0 to HW filter on device bond0 [ 97.250919][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 97.260271][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 97.270141][ T17] bridge0: port 1(bridge_slave_0) entered blocking state [ 97.278784][ T17] bridge0: port 1(bridge_slave_0) entered forwarding state [ 97.288767][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 97.301814][ T8932] 8021q: adding VLAN 0 to HW filter on device bond0 [ 97.319433][ T8936] 8021q: adding VLAN 0 to HW filter on device bond0 [ 97.347575][ T8933] 8021q: adding VLAN 0 to HW filter on device bond0 [ 97.360135][ T8938] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 97.368593][ T8938] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 97.377868][ T8938] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 97.388832][ T8938] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 97.398662][ T8938] bridge0: port 2(bridge_slave_1) entered blocking state [ 97.406440][ T8938] bridge0: port 2(bridge_slave_1) entered forwarding state [ 97.415925][ T8938] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 97.434527][ T8934] 8021q: adding VLAN 0 to HW filter on device team0 [ 97.452925][ T8938] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 97.461937][ T8938] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 97.472076][ T8938] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 97.481232][ T8938] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 97.490497][ T8938] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 97.499736][ T8938] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 97.508811][ T8938] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 97.518021][ T8938] bridge0: port 1(bridge_slave_0) entered blocking state [ 97.525391][ T8938] bridge0: port 1(bridge_slave_0) entered forwarding state [ 97.533672][ T8938] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 97.541874][ T8938] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 97.557749][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 97.567868][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 97.583927][ T8932] 8021q: adding VLAN 0 to HW filter on device team0 [ 97.598606][ T2992] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 97.608597][ T2992] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 97.618225][ T2992] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 97.628649][ T2992] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 97.636992][ T2992] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 97.644840][ T2992] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 97.652878][ T2992] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 97.662040][ T2992] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 97.671031][ T2992] bridge0: port 2(bridge_slave_1) entered blocking state [ 97.678195][ T2992] bridge0: port 2(bridge_slave_1) entered forwarding state [ 97.689449][ T8936] 8021q: adding VLAN 0 to HW filter on device team0 [ 97.701220][ T8929] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 97.712797][ T8929] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 97.723728][ T8928] 8021q: adding VLAN 0 to HW filter on device bond0 [ 97.738174][ T8933] 8021q: adding VLAN 0 to HW filter on device team0 [ 97.751742][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 97.760711][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 97.769164][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 97.778237][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 97.817374][ T8928] 8021q: adding VLAN 0 to HW filter on device team0 [ 97.828334][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 97.839953][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 97.849317][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 97.856551][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 97.864596][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 97.873743][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 97.882461][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 97.891329][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 97.899788][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 97.906897][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 97.914474][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 97.923330][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 97.931808][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 97.940896][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 97.949821][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 97.958477][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 97.965604][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 97.973170][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 97.981093][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 97.989014][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 97.998296][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 98.006993][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 98.014067][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 98.022255][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 98.031318][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 98.039843][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 98.047045][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 98.063685][ T8929] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 98.095991][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 98.104024][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 98.114385][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 98.122992][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 98.131354][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 98.140139][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 98.149814][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 98.158752][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 98.167624][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 98.176165][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 98.185807][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 98.194180][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 98.201307][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 98.209465][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 98.218391][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 98.227436][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 98.236269][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 98.244595][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 98.251826][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 98.259766][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 98.269301][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 98.278411][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 98.285559][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 98.294145][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 98.308535][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 98.317668][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 98.334256][ T8934] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 98.373377][ T8933] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 98.388184][ T8933] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 98.405482][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 98.414304][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 98.449508][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 98.463171][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 98.477921][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 98.489896][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 98.499365][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 98.508589][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 98.522245][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 98.531100][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 98.540949][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 98.549671][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 98.558273][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 98.570456][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 98.579041][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 98.587869][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 98.596338][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 98.604711][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 98.613164][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 98.621592][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 98.630268][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 98.639088][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 98.647179][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 98.655317][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 98.670206][ T8928] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 98.681522][ T8928] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 98.698722][ T8932] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 98.716853][ T8932] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 98.734890][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 98.743452][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 98.759459][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 98.768638][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 98.777238][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 98.794261][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 98.805443][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 98.826447][ T3326] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 98.837299][ T3326] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 98.872351][ T12] ================================================================== [ 98.880703][ T12] BUG: KASAN: use-after-free in blk_mq_free_rqs+0x49f/0x4b0 [ 98.888187][ T12] Read of size 8 at addr ffff8880a3e7d450 by task kworker/0:1/12 [ 98.890516][ T8936] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 98.895950][ T12] [ 98.895988][ T12] CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.2.0-rc3+ #38 [ 98.895996][ T12] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 98.896018][ T12] Workqueue: events __blk_release_queue [ 98.906975][ T8936] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 98.908724][ T12] Call Trace: [ 98.937289][ T8936] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 98.942458][ T12] dump_stack+0x172/0x1f0 [ 98.952480][ T12] ? blk_mq_free_rqs+0x49f/0x4b0 [ 98.961784][ T12] print_address_description.cold+0x7c/0x20d [ 98.967786][ T12] ? blk_mq_free_rqs+0x49f/0x4b0 [ 98.972753][ T12] ? blk_mq_free_rqs+0x49f/0x4b0 [ 98.977774][ T12] __kasan_report.cold+0x1b/0x40 [ 98.982816][ T12] ? blk_mq_free_rqs+0x49f/0x4b0 [ 98.987758][ T12] kasan_report+0x12/0x20 [ 98.992078][ T12] __asan_report_load8_noabort+0x14/0x20 [ 98.997894][ T12] blk_mq_free_rqs+0x49f/0x4b0 [ 99.002662][ T12] ? dd_exit_queue+0x92/0xd0 [ 99.007269][ T12] ? kfree+0x170/0x220 [ 99.011349][ T12] blk_mq_sched_tags_teardown+0x126/0x210 [ 99.017068][ T12] ? dd_request_merge+0x230/0x230 [ 99.022182][ T12] blk_mq_exit_sched+0x1fa/0x2d0 [ 99.027116][ T12] elevator_exit+0x70/0xa0 [ 99.031536][ T12] __blk_release_queue+0x127/0x330 [ 99.036701][ T12] process_one_work+0x989/0x1790 [ 99.041649][ T12] ? pwq_dec_nr_in_flight+0x320/0x320 [ 99.047053][ T12] ? lock_acquire+0x16f/0x3f0 [ 99.051771][ T12] worker_thread+0x98/0xe40 [ 99.056308][ T12] ? trace_hardirqs_on+0x67/0x220 [ 99.061371][ T12] kthread+0x354/0x420 [ 99.065440][ T12] ? process_one_work+0x1790/0x1790 [ 99.070632][ T12] ? kthread_cancel_delayed_work_sync+0x20/0x20 [ 99.076973][ T12] ret_from_fork+0x24/0x30 [ 99.081387][ T12] [ 99.083752][ T12] Allocated by task 1: [ 99.087835][ T12] save_stack+0x23/0x90 [ 99.092006][ T12] __kasan_kmalloc.constprop.0+0xcf/0xe0 [ 99.097640][ T12] kasan_kmalloc+0x9/0x10 [ 99.101962][ T12] kmem_cache_alloc_trace+0x151/0x750 [ 99.107338][ T12] loop_add+0x51/0x8d0 [ 99.111428][ T12] loop_init+0x1fe/0x25a [ 99.115687][ T12] do_one_initcall+0x107/0x7ba [ 99.120452][ T12] kernel_init_freeable+0x4d4/0x5c3 [ 99.125682][ T12] kernel_init+0x12/0x1c5 [ 99.130009][ T12] ret_from_fork+0x24/0x30 [ 99.134415][ T12] [ 99.136744][ T12] Freed by task 8948: [ 99.140710][ T12] save_stack+0x23/0x90 [ 99.144849][ T12] __kasan_slab_free+0x102/0x150 [ 99.149774][ T12] kasan_slab_free+0xe/0x10 [ 99.154260][ T12] kfree+0xcf/0x220 [ 99.158070][ T12] loop_remove+0xa1/0xd0 [ 99.162303][ T12] loop_control_ioctl+0x320/0x360 [ 99.167340][ T12] do_vfs_ioctl+0xd5f/0x1380 [ 99.171913][ T12] ksys_ioctl+0xab/0xd0 [ 99.176060][ T12] __x64_sys_ioctl+0x73/0xb0 [ 99.180635][ T12] do_syscall_64+0xfd/0x680 [ 99.185161][ T12] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 99.191077][ T12] [ 99.193413][ T12] The buggy address belongs to the object at ffff8880a3e7d240 [ 99.193413][ T12] which belongs to the cache kmalloc-1k of size 1024 [ 99.207463][ T12] The buggy address is located 528 bytes inside of [ 99.207463][ T12] 1024-byte region [ffff8880a3e7d240, ffff8880a3e7d640) [ 99.221017][ T12] The buggy address belongs to the page: [ 99.226888][ T12] page:ffffea00028f9f00 refcount:1 mapcount:0 mapping:ffff8880aa400ac0 index:0x0 compound_mapcount: 0 [ 99.237827][ T12] flags: 0x1fffc0000010200(slab|head) [ 99.243197][ T12] raw: 01fffc0000010200 ffffea00028fa608 ffffea000299ac88 ffff8880aa400ac0 [ 99.251803][ T12] raw: 0000000000000000 ffff8880a3e7c040 0000000100000007 0000000000000000 [ 99.260380][ T12] page dumped because: kasan: bad access detected [ 99.266783][ T12] [ 99.269099][ T12] Memory state around the buggy address: [ 99.274823][ T12] ffff8880a3e7d300: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 99.282904][ T12] ffff8880a3e7d380: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 99.291058][ T12] >ffff8880a3e7d400: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 99.299119][ T12] ^ [ 99.305787][ T12] ffff8880a3e7d480: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 99.313846][ T12] ffff8880a3e7d500: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 99.321923][ T12] ================================================================== [ 99.329997][ T12] Disabling lock debugging due to kernel taint [ 99.355802][ T8933] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 99.363417][ T3326] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 99.364828][ T12] Kernel panic - not syncing: panic_on_warn set ... [ 99.377259][ T12] CPU: 0 PID: 12 Comm: kworker/0:1 Tainted: G B 5.2.0-rc3+ #38 [ 99.386283][ T12] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 99.396366][ T12] Workqueue: events __blk_release_queue [ 99.397926][ T3326] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 99.401919][ T12] Call Trace: [ 99.401945][ T12] dump_stack+0x172/0x1f0 [ 99.401987][ T12] panic+0x2cb/0x744 [ 99.421423][ T12] ? __warn_printk+0xf3/0xf3 [ 99.423808][ T3326] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 99.426030][ T12] ? blk_mq_free_rqs+0x49f/0x4b0 [ 99.426047][ T12] ? preempt_schedule+0x4b/0x60 [ 99.426062][ T12] ? ___preempt_schedule+0x16/0x18 [ 99.426078][ T12] ? trace_hardirqs_on+0x5e/0x220 [ 99.426097][ T12] ? blk_mq_free_rqs+0x49f/0x4b0 [ 99.435439][ T3326] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 99.439047][ T12] end_report+0x47/0x4f [ 99.444609][ T3326] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 99.449003][ T12] ? blk_mq_free_rqs+0x49f/0x4b0 [ 99.449018][ T12] __kasan_report.cold+0xe/0x40 [ 99.449030][ T12] ? blk_mq_free_rqs+0x49f/0x4b0 [ 99.449043][ T12] kasan_report+0x12/0x20 [ 99.449056][ T12] __asan_report_load8_noabort+0x14/0x20 [ 99.449075][ T12] blk_mq_free_rqs+0x49f/0x4b0 [ 99.456472][ T3326] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 99.459036][ T12] ? dd_exit_queue+0x92/0xd0 [ 99.459049][ T12] ? kfree+0x170/0x220 [ 99.459071][ T12] blk_mq_sched_tags_teardown+0x126/0x210 [ 99.468103][ T3326] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 99.471056][ T12] ? dd_request_merge+0x230/0x230 [ 99.471074][ T12] blk_mq_exit_sched+0x1fa/0x2d0 [ 99.471092][ T12] elevator_exit+0x70/0xa0 [ 99.494527][ T8932] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 99.497829][ T12] __blk_release_queue+0x127/0x330 [ 99.497849][ T12] process_one_work+0x989/0x1790 [ 99.497869][ T12] ? pwq_dec_nr_in_flight+0x320/0x320 [ 99.503648][ T8932] kobject: 'vlan0' (00000000cfa1dbb8): kobject_add_internal: parent: 'mesh', set: '' [ 99.508286][ T12] ? lock_acquire+0x16f/0x3f0 [ 99.508307][ T12] worker_thread+0x98/0xe40 [ 99.508322][ T12] ? trace_hardirqs_on+0x67/0x220 [ 99.508344][ T12] kthread+0x354/0x420 [ 99.542824][ T8934] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 99.543226][ T12] ? process_one_work+0x1790/0x1790 [ 99.553369][ T3879] kobject: 'loop3' (00000000d7c260c5): kobject_uevent_env [ 99.559550][ T12] ? kthread_cancel_delayed_work_sync+0x20/0x20 [ 99.559582][ T12] ret_from_fork+0x24/0x30 [ 99.566251][ T12] Kernel Offset: disabled [ 99.639217][ T12] Rebooting in 86400 seconds..