[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 44.194394][ T26] audit: type=1800 audit(1560986735.703:25): pid=7917 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 44.215080][ T26] audit: type=1800 audit(1560986735.703:26): pid=7917 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 44.235634][ T26] audit: type=1800 audit(1560986735.703:27): pid=7917 uid=0 auid=4294967295 ses=4294967295 subj=_ 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 '10.128.0.45' (ECDSA) to the list of known hosts. syzkaller login: [ 68.671900][ T8082] IPVS: ftp: loaded support on port[0] = 21 [ 68.674442][ T8077] IPVS: ftp: loaded support on port[0] = 21 [ 68.696425][ T8080] IPVS: ftp: loaded support on port[0] = 21 [ 68.699133][ T8081] IPVS: ftp: loaded support on port[0] = 21 [ 68.717189][ T8078] IPVS: ftp: loaded support on port[0] = 21 [ 68.726042][ T8079] IPVS: ftp: loaded support on port[0] = 21 [ 68.831086][ T8082] chnl_net:caif_netlink_parms(): no params data found [ 68.897545][ T8078] chnl_net:caif_netlink_parms(): no params data found [ 68.939892][ T8077] chnl_net:caif_netlink_parms(): no params data found [ 68.975888][ T8082] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.983349][ T8082] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.991760][ T8082] device bridge_slave_0 entered promiscuous mode [ 69.000925][ T8082] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.008174][ T8082] bridge0: port 2(bridge_slave_1) entered disabled state [ 69.015875][ T8082] device bridge_slave_1 entered promiscuous mode [ 69.028798][ T8079] chnl_net:caif_netlink_parms(): no params data found [ 69.041620][ T8080] chnl_net:caif_netlink_parms(): no params data found [ 69.053928][ T8081] chnl_net:caif_netlink_parms(): no params data found [ 69.081350][ T8078] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.088751][ T8078] bridge0: port 1(bridge_slave_0) entered disabled state [ 69.097277][ T8078] device bridge_slave_0 entered promiscuous mode [ 69.119804][ T8078] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.127357][ T8078] bridge0: port 2(bridge_slave_1) entered disabled state [ 69.136068][ T8078] device bridge_slave_1 entered promiscuous mode [ 69.150275][ T8082] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 69.182047][ T8082] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 69.199728][ T8078] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 69.209565][ T8077] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.216813][ T8077] bridge0: port 1(bridge_slave_0) entered disabled state [ 69.224492][ T8077] device bridge_slave_0 entered promiscuous mode [ 69.241131][ T8081] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.248895][ T8081] bridge0: port 1(bridge_slave_0) entered disabled state [ 69.256722][ T8081] device bridge_slave_0 entered promiscuous mode [ 69.266923][ T8079] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.274763][ T8079] bridge0: port 1(bridge_slave_0) entered disabled state [ 69.282312][ T8079] device bridge_slave_0 entered promiscuous mode [ 69.290425][ T8078] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 69.305128][ T8077] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.312186][ T8077] bridge0: port 2(bridge_slave_1) entered disabled state [ 69.319875][ T8077] device bridge_slave_1 entered promiscuous mode [ 69.326909][ T8080] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.337372][ T8080] bridge0: port 1(bridge_slave_0) entered disabled state [ 69.345189][ T8080] device bridge_slave_0 entered promiscuous mode [ 69.355714][ T8081] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.362856][ T8081] bridge0: port 2(bridge_slave_1) entered disabled state [ 69.371753][ T8081] device bridge_slave_1 entered promiscuous mode [ 69.381816][ T8079] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.389681][ T8079] bridge0: port 2(bridge_slave_1) entered disabled state [ 69.397452][ T8079] device bridge_slave_1 entered promiscuous mode [ 69.417282][ T8079] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 69.426596][ T8080] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.435057][ T8080] bridge0: port 2(bridge_slave_1) entered disabled state [ 69.442740][ T8080] device bridge_slave_1 entered promiscuous mode [ 69.451134][ T8082] team0: Port device team_slave_0 added [ 69.463433][ T8078] team0: Port device team_slave_0 added [ 69.473826][ T8079] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 69.489351][ T8082] team0: Port device team_slave_1 added [ 69.496128][ T8081] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 69.505985][ T8078] team0: Port device team_slave_1 added [ 69.512619][ T8077] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 69.528243][ T8080] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 69.540634][ T8080] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 69.550103][ T8081] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 69.562552][ T8077] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 69.597069][ T8080] team0: Port device team_slave_0 added [ 69.603841][ T8079] team0: Port device team_slave_0 added [ 69.645508][ T8082] device hsr_slave_0 entered promiscuous mode [ 69.684231][ T8082] device hsr_slave_1 entered promiscuous mode [ 69.735340][ T8080] team0: Port device team_slave_1 added [ 69.741967][ T8077] team0: Port device team_slave_0 added [ 69.748955][ T8079] team0: Port device team_slave_1 added [ 69.759188][ T8081] team0: Port device team_slave_0 added [ 69.767697][ T8081] team0: Port device team_slave_1 added [ 69.785156][ T8077] team0: Port device team_slave_1 added [ 69.835799][ T8080] device hsr_slave_0 entered promiscuous mode [ 69.874258][ T8080] device hsr_slave_1 entered promiscuous mode [ 69.995264][ T8079] device hsr_slave_0 entered promiscuous mode [ 70.044082][ T8079] device hsr_slave_1 entered promiscuous mode [ 70.165349][ T8078] device hsr_slave_0 entered promiscuous mode [ 70.224241][ T8078] device hsr_slave_1 entered promiscuous mode [ 70.335772][ T8077] device hsr_slave_0 entered promiscuous mode [ 70.424055][ T8077] device hsr_slave_1 entered promiscuous mode [ 70.525404][ T8081] device hsr_slave_0 entered promiscuous mode [ 70.564100][ T8081] device hsr_slave_1 entered promiscuous mode [ 70.685850][ T8080] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.703578][ T8082] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.716826][ T8079] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.737645][ T8078] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.761708][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 70.770694][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.779474][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 70.787322][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.795351][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 70.802923][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.814094][ T8082] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.824516][ T8080] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.832774][ T8078] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.841205][ T8081] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.850111][ T8077] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.861597][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 70.873220][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.881774][ T2971] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.888906][ T2971] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.898006][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 70.906875][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 70.916232][ T2971] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.923391][ T2971] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.931456][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 70.945443][ T8079] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.966538][ T8081] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.976486][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 70.985793][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 70.993468][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 71.001226][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 71.010816][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 71.019608][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 71.028093][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 71.036025][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 71.043600][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 71.052271][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 71.060863][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.067942][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.082213][ T8077] 8021q: adding VLAN 0 to HW filter on device team0 [ 71.111056][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 71.122862][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 71.130829][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 71.143071][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 71.151686][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 71.159946][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 71.167932][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 71.176554][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 71.185522][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 71.194097][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 71.202334][ T2971] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.209425][ T2971] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.217466][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 71.226534][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 71.234970][ T2971] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.242283][ T2971] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.250047][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 71.258856][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 71.267229][ T2971] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.276358][ T2971] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.284779][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 71.293220][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 71.301827][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 71.310674][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 71.319314][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 71.328094][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 71.337062][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 71.345917][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 71.354298][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 71.362797][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 71.371472][ T2971] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.378562][ T2971] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.387472][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 71.396358][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 71.405165][ T2971] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.412217][ T2971] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.419851][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 71.428469][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 71.436963][ T2971] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.444060][ T2971] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.453432][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 71.461429][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 71.469413][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 71.477858][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 71.486571][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 71.495254][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 71.503914][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 71.520320][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 71.529736][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 71.538500][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.545698][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.554225][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 71.562621][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 71.571554][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 71.579914][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.587061][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.606964][ T8078] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 71.622321][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 71.632189][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 71.641197][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 71.650650][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 71.659525][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 71.668195][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 71.677600][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 71.686734][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 71.696504][ T8082] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 71.722517][ T8089] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 71.731291][ T8089] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 71.740489][ T8089] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 71.749219][ T8089] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 71.758100][ T8089] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 71.766519][ T8089] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.773575][ T8089] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.781175][ T8089] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 71.789616][ T8089] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 71.798157][ T8089] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 71.811285][ T8078] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 71.825955][ T8082] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 71.836062][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 71.850097][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 71.860646][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 71.870352][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 71.878836][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 71.899974][ T8080] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 71.913319][ T8080] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 71.922531][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 71.940338][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 71.950176][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 71.964713][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 71.973164][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 71.984689][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 71.992802][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 72.003060][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 72.011608][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 72.019878][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 72.028875][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 72.046023][ T8079] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 72.057715][ T8079] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 72.073535][ T8081] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 72.087445][ T8081] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 72.114042][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 72.122747][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 72.131912][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 72.140928][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 72.150114][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 72.159338][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 72.167878][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready executing program executing program [ 72.177401][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 72.199088][ T8077] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network executing program executing program executing program executing program executing program [ 72.222968][ T8077] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network executing program executing program executing program [ 72.268215][ T8081] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 72.286963][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 72.298285][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 72.307452][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready executing program executing program executing program executing program [ 72.316471][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 72.329082][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 72.338171][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 72.356691][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready executing program executing program executing program executing program [ 72.375989][ T8080] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 72.401366][ T8079] 8021q: adding VLAN 0 to HW filter on device batadv0 executing program executing program executing program executing program [ 72.425585][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 72.461686][ T8077] 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 [ 72.743106][ T8158] ------------[ cut here ]------------ [ 72.749903][ T8158] ODEBUG: free active (active state 0) object type: work_struct hint: smc_tx_work+0x0/0x260 [ 72.760176][ T8158] WARNING: CPU: 0 PID: 8158 at lib/debugobjects.c:328 debug_check_no_obj_freed+0x5c0/0x740 [ 72.770159][ T8158] Kernel panic - not syncing: panic_on_warn set ... [ 72.776931][ T8158] CPU: 0 PID: 8158 Comm: syz-executor878 Not tainted 5.2.0-rc5+ #3 executing program executing program executing program executing program executing program [ 72.784819][ T8158] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.794871][ T8158] Call Trace: [ 72.798163][ T8158] dump_stack+0x1d8/0x2f8 [ 72.802505][ T8158] panic+0x28a/0x7c9 [ 72.806414][ T8158] ? trace_lock_acquire+0x11c/0x190 [ 72.811615][ T8158] ? __warn+0x126/0x220 [ 72.815772][ T8158] ? nmi_panic+0x97/0x97 [ 72.820018][ T8158] ? debug_check_no_obj_freed+0x5c0/0x740 [ 72.825773][ T8158] ? is_valid_bugaddr+0x81/0x100 [ 72.830714][ T8158] __warn+0x216/0x220 [ 72.834704][ T8158] ? debug_check_no_obj_freed+0x5c0/0x740 [ 72.840433][ T8158] report_bug+0x190/0x290 executing program executing program [ 72.844781][ T8158] ? debug_check_no_obj_freed+0x5c0/0x740 [ 72.850510][ T8158] do_error_trap+0xd7/0x450 [ 72.855026][ T8158] do_invalid_op+0x36/0x40 [ 72.859475][ T8158] ? debug_check_no_obj_freed+0x5c0/0x740 [ 72.865200][ T8158] invalid_op+0x14/0x20 [ 72.869370][ T8158] RIP: 0010:debug_check_no_obj_freed+0x5c0/0x740 [ 72.875709][ T8158] Code: 96 5c 4e fe 4c 89 fa 48 8b 4d b8 4c 8b 01 48 c7 c7 9c 55 66 88 48 c7 c6 ec 63 7e 88 44 89 e1 4c 8b 4d b0 31 c0 e8 30 05 e7 fd <0f> 0b 48 8b 4d d0 48 8b 55 c8 ff 05 e8 b2 7c 05 48 b8 00 00 00 00 [ 72.895494][ T8158] RSP: 0018:ffff888084ba7b60 EFLAGS: 00010046 [ 72.901585][ T8158] RAX: ff4ab4ef149ca600 RBX: 1ffff110152b3acd RCX: ffff88808a330040 [ 72.909573][ T8158] RDX: 0000000000000000 RSI: 0000000080000001 RDI: 0000000000000000 [ 72.917549][ T8158] RBP: ffff888084ba7c00 R08: ffffffff815e87e4 R09: ffffed1015d440c2 [ 72.925533][ T8158] R10: ffffed1015d440c2 R11: 1ffff11015d440c1 R12: 0000000000000000 [ 72.933516][ T8158] R13: 1ffff110152b3acf R14: ffff888085381798 R15: dffffc0000000000 [ 72.941510][ T8158] ? vprintk_emit+0x2d4/0x3a0 [ 72.946211][ T8158] ? smcd_tx_ism_write+0x2c0/0x2c0 [ 72.951336][ T8158] kmem_cache_free+0xb9/0x170 [ 72.956019][ T8158] __sk_destruct+0x558/0x660 [ 72.960613][ T8158] ? __sk_free+0x2ff/0x3d0 [ 72.965032][ T8158] __sk_free+0x307/0x3d0 [ 72.969287][ T8158] sk_free+0x2a/0x40 [ 72.973203][ T8158] smc_release+0x4b3/0x620 [ 72.977637][ T8158] sock_close+0xdb/0x280 [ 72.981893][ T8158] ? sock_mmap+0xa0/0xa0 [ 72.986144][ T8158] __fput+0x2e4/0x740 [ 72.990141][ T8158] ____fput+0x15/0x20 [ 72.994131][ T8158] task_work_run+0x17e/0x1b0 [ 72.998732][ T8158] prepare_exit_to_usermode+0x402/0x4f0 [ 73.004311][ T8158] syscall_return_slowpath+0x110/0x440 [ 73.009778][ T8158] do_syscall_64+0x126/0x140 [ 73.014416][ T8158] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.020369][ T8158] RIP: 0033:0x402720 [ 73.024279][ T8158] Code: 01 f0 ff ff 0f 83 40 0d 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 3d 0d 94 2d 00 00 75 14 b8 03 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 14 0d 00 00 c3 48 83 ec 08 e8 7a 02 00 00 [ 73.043886][ T8158] RSP: 002b:00007ffda70c1198 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 73.052308][ T8158] RAX: 0000000000000000 RBX: 0000000000000004 RCX: 0000000000402720 [ 73.060407][ T8158] RDX: 0000000000000001 RSI: 0000000000000006 RDI: 0000000000000003 [ 73.068399][ T8158] RBP: 0000000000000000 R08: 0000000000000028 R09: 00000000004aa1df [ 73.076382][ T8158] R10: 0000000020000000 R11: 0000000000000246 R12: 0000000000000001 [ 73.084369][ T8158] R13: 0000000000403950 R14: 0000000000000000 R15: 0000000000000000 [ 73.092365][ T8158] [ 73.092369][ T8158] ====================================================== [ 73.092372][ T8158] WARNING: possible circular locking dependency detected [ 73.092374][ T8158] 5.2.0-rc5+ #3 Not tainted [ 73.092377][ T8158] ------------------------------------------------------ [ 73.092380][ T8158] syz-executor878/8158 is trying to acquire lock: [ 73.092383][ T8158] 0000000029986291 ((console_sem).lock){-.-.}, at: down_trylock+0x1f/0xa0 [ 73.092401][ T8158] [ 73.092404][ T8158] but task is already holding lock: [ 73.092406][ T8158] 000000000101f739 (&obj_hash[i].lock){-.-.}, at: debug_check_no_obj_freed+0xa1/0x740 [ 73.092415][ T8158] [ 73.092418][ T8158] which lock already depends on the new lock. [ 73.092419][ T8158] [ 73.092421][ T8158] [ 73.092425][ T8158] the existing dependency chain (in reverse order) is: [ 73.092426][ T8158] [ 73.092428][ T8158] -> #3 (&obj_hash[i].lock){-.-.}: [ 73.092439][ T8158] _raw_spin_lock_irqsave+0xa1/0xc0 [ 73.092442][ T8158] __debug_object_init+0xc4/0x1060 [ 73.092445][ T8158] debug_object_init+0x14/0x20 [ 73.092447][ T8158] hrtimer_init+0x37/0x1d0 [ 73.092450][ T8158] init_dl_task_timer+0x1b/0x50 [ 73.092452][ T8158] init_idle+0x19c/0x8f0 [ 73.092455][ T8158] sched_init+0xa68/0xc02 [ 73.092457][ T8158] start_kernel+0x267/0x860 [ 73.092460][ T8158] x86_64_start_reservations+0x18/0x2e [ 73.092463][ T8158] x86_64_start_kernel+0x7a/0x7d [ 73.092465][ T8158] secondary_startup_64+0xa4/0xb0 [ 73.092467][ T8158] [ 73.092468][ T8158] -> #2 (&rq->lock){-.-.}: [ 73.092476][ T8158] _raw_spin_lock+0x2d/0x40 [ 73.092479][ T8158] task_fork_fair+0x55/0x440 [ 73.092482][ T8158] sched_fork+0x556/0xcf0 [ 73.092484][ T8158] copy_process+0x1822/0x5c90 [ 73.092487][ T8158] _do_fork+0x180/0x5f0 [ 73.092489][ T8158] kernel_thread+0x34/0x40 [ 73.092492][ T8158] rest_init+0x24/0x2b0 [ 73.092494][ T8158] arch_call_rest_init+0xe/0x10 [ 73.092497][ T8158] start_kernel+0x740/0x860 [ 73.092499][ T8158] x86_64_start_reservations+0x18/0x2e [ 73.092502][ T8158] x86_64_start_kernel+0x7a/0x7d [ 73.092505][ T8158] secondary_startup_64+0xa4/0xb0 [ 73.092507][ T8158] [ 73.092508][ T8158] -> #1 (&p->pi_lock){-.-.}: [ 73.092517][ T8158] _raw_spin_lock_irqsave+0xa1/0xc0 [ 73.092520][ T8158] try_to_wake_up+0x91/0xed0 [ 73.092523][ T8158] wake_up_process+0x10/0x20 [ 73.092525][ T8158] __up+0x12f/0x150 [ 73.092527][ T8158] up+0x70/0x90 [ 73.092530][ T8158] __up_console_sem+0xac/0x170 [ 73.092533][ T8158] console_unlock+0xc84/0xf20 [ 73.092536][ T8158] vprintk_emit+0x239/0x3a0 [ 73.092538][ T8158] vprintk_default+0x28/0x30 [ 73.092541][ T8158] vprintk_func+0x158/0x170 [ 73.092543][ T8158] printk+0xc4/0x11d [ 73.092546][ T8158] do_exit+0x1935/0x2300 [ 73.092548][ T8158] do_group_exit+0x15c/0x2a0 [ 73.092551][ T8158] __do_sys_exit_group+0x17/0x20 [ 73.092554][ T8158] __se_sys_exit_group+0x14/0x20 [ 73.092557][ T8158] __x64_sys_exit_group+0x3b/0x40 [ 73.092560][ T8158] do_syscall_64+0xfe/0x140 [ 73.092563][ T8158] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.092565][ T8158] [ 73.092567][ T8158] -> #0 ((console_sem).lock){-.-.}: [ 73.092576][ T8158] lock_acquire+0x158/0x250 [ 73.092579][ T8158] _raw_spin_lock_irqsave+0xa1/0xc0 [ 73.092582][ T8158] down_trylock+0x1f/0xa0 [ 73.092585][ T8158] __down_trylock_console_sem+0x9c/0x1b0 [ 73.092588][ T8158] console_trylock_spinning+0x1c/0x390 [ 73.092590][ T8158] vprintk_emit+0x21c/0x3a0 [ 73.092593][ T8158] vprintk_default+0x28/0x30 [ 73.092596][ T8158] vprintk_func+0x158/0x170 [ 73.092598][ T8158] printk+0xc4/0x11d [ 73.092601][ T8158] __warn_printk+0xab/0x120 [ 73.092604][ T8158] debug_check_no_obj_freed+0x5c0/0x740 [ 73.092606][ T8158] kmem_cache_free+0xb9/0x170 [ 73.092609][ T8158] __sk_destruct+0x558/0x660 [ 73.092612][ T8158] __sk_free+0x307/0x3d0 [ 73.092614][ T8158] sk_free+0x2a/0x40 [ 73.092617][ T8158] smc_release+0x4b3/0x620 [ 73.092619][ T8158] sock_close+0xdb/0x280 [ 73.092622][ T8158] __fput+0x2e4/0x740 [ 73.092625][ T8158] ____fput+0x15/0x20 [ 73.092628][ T8158] task_work_run+0x17e/0x1b0 [ 73.092631][ T8158] prepare_exit_to_usermode+0x402/0x4f0 [ 73.092634][ T8158] syscall_return_slowpath+0x110/0x440 [ 73.092636][ T8158] do_syscall_64+0x126/0x140 [ 73.092640][ T8158] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.092641][ T8158] [ 73.092644][ T8158] other info that might help us debug this: [ 73.092646][ T8158] [ 73.092649][ T8158] Chain exists of: [ 73.092650][ T8158] (console_sem).lock --> &rq->lock --> &obj_hash[i].lock [ 73.092663][ T8158] [ 73.092666][ T8158] Possible unsafe locking scenario: [ 73.092668][ T8158] [ 73.092670][ T8158] CPU0 CPU1 [ 73.092673][ T8158] ---- ---- [ 73.092675][ T8158] lock(&obj_hash[i].lock); [ 73.092681][ T8158] lock(&rq->lock); [ 73.092687][ T8158] lock(&obj_hash[i].lock); [ 73.092693][ T8158] lock((console_sem).lock); [ 73.092699][ T8158] [ 73.092701][ T8158] *** DEADLOCK *** [ 73.092703][ T8158] [ 73.092706][ T8158] 2 locks held by syz-executor878/8158: [ 73.092707][ T8158] #0: 000000000fde1828 (&sb->s_type->i_mutex_key#10){+.+.}, at: sock_close+0x98/0x280 [ 73.092721][ T8158] #1: 000000000101f739 (&obj_hash[i].lock){-.-.}, at: debug_check_no_obj_freed+0xa1/0x740 [ 73.092733][ T8158] [ 73.092735][ T8158] stack backtrace: [ 73.092739][ T8158] CPU: 0 PID: 8158 Comm: syz-executor878 Not tainted 5.2.0-rc5+ #3 [ 73.092743][ T8158] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.092745][ T8158] Call Trace: [ 73.092748][ T8158] dump_stack+0x1d8/0x2f8 [ 73.092750][ T8158] print_circular_bug+0xd34/0xf20 [ 73.092753][ T8158] ? check_noncircular+0x4d0/0x4d0 [ 73.092756][ T8158] ? stack_trace_save+0x111/0x1e0 [ 73.092759][ T8158] ? stack_trace_snprint+0x150/0x150 [ 73.092761][ T8158] ? graph_lock+0x9a/0x280 [ 73.092764][ T8158] ? find_first_zero_bit+0xd8/0x100 [ 73.092767][ T8158] validate_chain+0x59d0/0x84f0 [ 73.092770][ T8158] ? stack_trace_snprint+0x150/0x150 [ 73.092772][ T8158] ? match_held_lock+0x280/0x280 [ 73.092775][ T8158] ? match_held_lock+0x280/0x280 [ 73.092778][ T8158] ? __bfs+0x550/0x550 [ 73.092780][ T8158] ? match_held_lock+0x280/0x280 [ 73.092783][ T8158] ? match_held_lock+0x280/0x280 [ 73.092786][ T8158] ? match_held_lock+0x280/0x280 [ 73.092788][ T8158] ? match_held_lock+0x280/0x280 [ 73.092791][ T8158] ? match_held_lock+0x280/0x280 [ 73.092793][ T8158] ? match_held_lock+0x280/0x280 [ 73.092796][ T8158] ? match_held_lock+0x280/0x280 [ 73.092799][ T8158] ? match_held_lock+0x280/0x280 [ 73.092801][ T8158] ? match_held_lock+0x280/0x280 [ 73.092803][ T8158] ? match_held_lock+0x280/0x280 [ 73.092806][ T8158] ? match_held_lock+0x280/0x280 [ 73.092809][ T8158] ? match_held_lock+0x280/0x280 [ 73.092811][ T8158] ? match_held_lock+0x280/0x280 [ 73.092814][ T8158] ? match_held_lock+0x280/0x280 [ 73.092816][ T8158] ? match_held_lock+0x280/0x280 [ 73.092818][ T8158] ? __bfs+0x550/0x550 [ 73.092821][ T8158] ? match_held_lock+0x280/0x280 [ 73.092823][ T8158] ? __bfs+0x550/0x550 [ 73.092825][ T8158] ? __lock_acquire+0xcf7/0x1a40 [ 73.092827][ T8158] ? match_held_lock+0x280/0x280 [ 73.092829][ T8158] ? match_held_lock+0x280/0x280 [ 73.092832][ T8158] ? __lock_acquire+0xcf7/0x1a40 [ 73.092834][ T8158] ? __bfs+0x550/0x550 [ 73.092836][ T8158] ? __bfs+0x550/0x550 [ 73.092838][ T8158] __lock_acquire+0xcf7/0x1a40 [ 73.092841][ T8158] ? trace_lock_acquire+0x190/0x190 [ 73.092843][ T8158] ? vsnprintf+0x1f3/0x1c50 [ 73.092846][ T8158] ? trace_lock_acquire+0x11c/0x190 [ 73.092848][ T8158] lock_acquire+0x158/0x250 [ 73.092850][ T8158] ? down_trylock+0x1f/0xa0 [ 73.092853][ T8158] _raw_spin_lock_irqsave+0xa1/0xc0 [ 73.092855][ T8158] ? down_trylock+0x1f/0xa0 [ 73.092857][ T8158] ? vprintk_emit+0x21c/0x3a0 [ 73.092860][ T8158] down_trylock+0x1f/0xa0 [ 73.092862][ T8158] ? vprintk_emit+0x21c/0x3a0 [ 73.092865][ T8158] __down_trylock_console_sem+0x9c/0x1b0 [ 73.092868][ T8158] ? vprintk_emit+0x21c/0x3a0 [ 73.092871][ T8158] console_trylock_spinning+0x1c/0x390 [ 73.092873][ T8158] vprintk_emit+0x21c/0x3a0 [ 73.092875][ T8158] vprintk_default+0x28/0x30 [ 73.092877][ T8158] vprintk_func+0x158/0x170 [ 73.092880][ T8158] printk+0xc4/0x11d [ 73.092882][ T8158] ? trace_lock_acquire+0x190/0x190 [ 73.092885][ T8158] ? smcd_tx_ism_write+0x2c0/0x2c0 [ 73.092888][ T8158] ? log_buf_vmcoreinfo_setup+0x153/0x153 [ 73.092890][ T8158] ? sk_free+0x2a/0x40 [ 73.092892][ T8158] ? ____fput+0x15/0x20 [ 73.092894][ T8158] ? task_work_run+0x17e/0x1b0 [ 73.092897][ T8158] ? do_raw_spin_lock+0x143/0x3a0 [ 73.092899][ T8158] __warn_printk+0xab/0x120 [ 73.092902][ T8158] ? smcd_tx_ism_write+0x2c0/0x2c0 [ 73.092904][ T8158] ? __warn+0x220/0x220 [ 73.092907][ T8158] debug_check_no_obj_freed+0x5c0/0x740 [ 73.092909][ T8158] ? smcd_tx_ism_write+0x2c0/0x2c0 [ 73.092912][ T8158] kmem_cache_free+0xb9/0x170 [ 73.092914][ T8158] __sk_destruct+0x558/0x660 [ 73.092917][ T8158] ? __sk_free+0x2ff/0x3d0 [ 73.092919][ T8158] __sk_free+0x307/0x3d0 [ 73.092921][ T8158] sk_free+0x2a/0x40 [ 73.092923][ T8158] smc_release+0x4b3/0x620 [ 73.092925][ T8158] sock_close+0xdb/0x280 [ 73.092928][ T8158] ? sock_mmap+0xa0/0xa0 [ 73.092930][ T8158] __fput+0x2e4/0x740 [ 73.092932][ T8158] ____fput+0x15/0x20 [ 73.092935][ T8158] task_work_run+0x17e/0x1b0 [ 73.092938][ T8158] prepare_exit_to_usermode+0x402/0x4f0 [ 73.092940][ T8158] syscall_return_slowpath+0x110/0x440 [ 73.092943][ T8158] do_syscall_64+0x126/0x140 [ 73.092946][ T8158] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.092949][ T8158] RIP: 0033:0x402720 [ 73.092956][ T8158] Code: 01 f0 ff ff 0f 83 40 0d 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 3d 0d 94 2d 00 00 75 14 b8 03 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 14 0d 00 00 c3 48 83 ec 08 e8 7a 02 00 00 [ 73.092959][ T8158] RSP: 002b:00007ffda70c1198 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 73.092966][ T8158] RAX: 0000000000000000 RBX: 0000000000000004 RCX: 0000000000402720 [ 73.092969][ T8158] RDX: 0000000000000001 RSI: 0000000000000006 RDI: 0000000000000003 [ 73.092973][ T8158] RBP: 0000000000000000 R08: 0000000000000028 R09: 00000000004aa1df [ 73.092977][ T8158] R10: 0000000020000000 R11: 0000000000000246 R12: 0000000000000001 [ 73.092980][ T8158] R13: 0000000000403950 R14: 0000000000000000 R15: 0000000000000000 [ 73.093985][ T8158] Kernel Offset: disabled [ 74.127729][ T8158] Rebooting in 86400 seconds..