[ 57.597108][ T26] audit: type=1800 audit(1573387404.868:25): pid=8510 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 57.618772][ T26] audit: type=1800 audit(1573387404.868:26): pid=8510 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 57.640430][ T26] audit: type=1800 audit(1573387404.868:27): pid=8510 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. [ 58.043379][ T8579] sshd (8579) used greatest stack depth: 22888 bytes left [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.15.221' (ECDSA) to the list of known hosts. 2019/11/10 12:03:53 parsed 1 programs 2019/11/10 12:03:55 executed programs: 0 syzkaller login: [ 88.567920][ T8688] IPVS: ftp: loaded support on port[0] = 21 [ 88.567927][ T8687] IPVS: ftp: loaded support on port[0] = 21 [ 88.582938][ T8683] IPVS: ftp: loaded support on port[0] = 21 [ 88.598912][ T8692] IPVS: ftp: loaded support on port[0] = 21 [ 88.607382][ T8691] IPVS: ftp: loaded support on port[0] = 21 [ 88.607735][ T8684] IPVS: ftp: loaded support on port[0] = 21 [ 88.948282][ T8692] chnl_net:caif_netlink_parms(): no params data found [ 88.967059][ T8683] chnl_net:caif_netlink_parms(): no params data found [ 88.986223][ T8684] chnl_net:caif_netlink_parms(): no params data found [ 89.002420][ T8691] chnl_net:caif_netlink_parms(): no params data found [ 89.039567][ T8687] chnl_net:caif_netlink_parms(): no params data found [ 89.096975][ T8683] bridge0: port 1(bridge_slave_0) entered blocking state [ 89.104707][ T8683] bridge0: port 1(bridge_slave_0) entered disabled state [ 89.113021][ T8683] device bridge_slave_0 entered promiscuous mode [ 89.127005][ T8683] bridge0: port 2(bridge_slave_1) entered blocking state [ 89.134953][ T8683] bridge0: port 2(bridge_slave_1) entered disabled state [ 89.143363][ T8683] device bridge_slave_1 entered promiscuous mode [ 89.208047][ T8684] bridge0: port 1(bridge_slave_0) entered blocking state [ 89.215289][ T8684] bridge0: port 1(bridge_slave_0) entered disabled state [ 89.223627][ T8684] device bridge_slave_0 entered promiscuous mode [ 89.244726][ T8692] bridge0: port 1(bridge_slave_0) entered blocking state [ 89.252917][ T8692] bridge0: port 1(bridge_slave_0) entered disabled state [ 89.260814][ T8692] device bridge_slave_0 entered promiscuous mode [ 89.268112][ T8691] bridge0: port 1(bridge_slave_0) entered blocking state [ 89.278538][ T8691] bridge0: port 1(bridge_slave_0) entered disabled state [ 89.286623][ T8691] device bridge_slave_0 entered promiscuous mode [ 89.302778][ T8683] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 89.312466][ T8684] bridge0: port 2(bridge_slave_1) entered blocking state [ 89.319510][ T8684] bridge0: port 2(bridge_slave_1) entered disabled state [ 89.327347][ T8684] device bridge_slave_1 entered promiscuous mode [ 89.352219][ T8692] bridge0: port 2(bridge_slave_1) entered blocking state [ 89.359313][ T8692] bridge0: port 2(bridge_slave_1) entered disabled state [ 89.367206][ T8692] device bridge_slave_1 entered promiscuous mode [ 89.377009][ T8683] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 89.386234][ T8691] bridge0: port 2(bridge_slave_1) entered blocking state [ 89.393724][ T8691] bridge0: port 2(bridge_slave_1) entered disabled state [ 89.401593][ T8691] device bridge_slave_1 entered promiscuous mode [ 89.408483][ T8688] chnl_net:caif_netlink_parms(): no params data found [ 89.418464][ T8687] bridge0: port 1(bridge_slave_0) entered blocking state [ 89.425696][ T8687] bridge0: port 1(bridge_slave_0) entered disabled state [ 89.433880][ T8687] device bridge_slave_0 entered promiscuous mode [ 89.442893][ T8684] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 89.459226][ T8684] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 89.487053][ T8687] bridge0: port 2(bridge_slave_1) entered blocking state [ 89.495286][ T8687] bridge0: port 2(bridge_slave_1) entered disabled state [ 89.503571][ T8687] device bridge_slave_1 entered promiscuous mode [ 89.539118][ T8683] team0: Port device team_slave_0 added [ 89.559684][ T8692] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 89.571448][ T8692] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 89.582185][ T8691] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 89.597693][ T8691] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 89.608307][ T8683] team0: Port device team_slave_1 added [ 89.619738][ T8687] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 89.630818][ T8687] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 89.648401][ T8684] team0: Port device team_slave_0 added [ 89.661712][ T8684] team0: Port device team_slave_1 added [ 89.679600][ T8691] team0: Port device team_slave_0 added [ 89.708136][ T8687] team0: Port device team_slave_0 added [ 89.716065][ T8687] team0: Port device team_slave_1 added [ 89.722407][ T8688] bridge0: port 1(bridge_slave_0) entered blocking state [ 89.729520][ T8688] bridge0: port 1(bridge_slave_0) entered disabled state [ 89.737417][ T8688] device bridge_slave_0 entered promiscuous mode [ 89.746258][ T8691] team0: Port device team_slave_1 added [ 89.754501][ T8692] team0: Port device team_slave_0 added [ 89.814140][ T8683] device hsr_slave_0 entered promiscuous mode [ 89.880713][ T8683] device hsr_slave_1 entered promiscuous mode [ 89.971195][ T8688] bridge0: port 2(bridge_slave_1) entered blocking state [ 89.978874][ T8688] bridge0: port 2(bridge_slave_1) entered disabled state [ 89.987091][ T8688] device bridge_slave_1 entered promiscuous mode [ 90.000995][ T8692] team0: Port device team_slave_1 added [ 90.066293][ T8688] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 90.077626][ T8688] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 90.157434][ T8687] device hsr_slave_0 entered promiscuous mode [ 90.203736][ T8687] device hsr_slave_1 entered promiscuous mode [ 90.260606][ T8687] debugfs: Directory 'hsr0' with parent '/' already present! [ 90.303545][ T8684] device hsr_slave_0 entered promiscuous mode [ 90.321278][ T8684] device hsr_slave_1 entered promiscuous mode [ 90.370708][ T8684] debugfs: Directory 'hsr0' with parent '/' already present! [ 90.423983][ T8691] device hsr_slave_0 entered promiscuous mode [ 90.477287][ T8691] device hsr_slave_1 entered promiscuous mode [ 90.520489][ T8691] debugfs: Directory 'hsr0' with parent '/' already present! [ 90.600165][ T8688] team0: Port device team_slave_0 added [ 90.663986][ T8692] device hsr_slave_0 entered promiscuous mode [ 90.716760][ T8692] device hsr_slave_1 entered promiscuous mode [ 90.780572][ T8692] debugfs: Directory 'hsr0' with parent '/' already present! [ 90.805816][ T8688] team0: Port device team_slave_1 added [ 91.234776][ T8688] device hsr_slave_0 entered promiscuous mode [ 91.342503][ T8688] device hsr_slave_1 entered promiscuous mode [ 91.520558][ T8688] debugfs: Directory 'hsr0' with parent '/' already present! [ 92.100838][ T8683] 8021q: adding VLAN 0 to HW filter on device bond0 [ 92.168742][ T8684] 8021q: adding VLAN 0 to HW filter on device bond0 [ 92.369618][ T8683] 8021q: adding VLAN 0 to HW filter on device team0 [ 92.525194][ T8691] 8021q: adding VLAN 0 to HW filter on device bond0 [ 92.657653][ T8687] 8021q: adding VLAN 0 to HW filter on device bond0 [ 92.828894][ T8684] 8021q: adding VLAN 0 to HW filter on device team0 [ 92.941519][ T3016] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 92.950146][ T3016] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 93.091000][ T3016] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 93.099247][ T3016] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 93.297973][ T8691] 8021q: adding VLAN 0 to HW filter on device team0 [ 93.408376][ T8687] 8021q: adding VLAN 0 to HW filter on device team0 [ 93.598607][ T8734] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 93.626048][ T8734] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 93.691042][ T8734] bridge0: port 1(bridge_slave_0) entered blocking state [ 93.698333][ T8734] bridge0: port 1(bridge_slave_0) entered forwarding state [ 93.896858][ T8734] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 93.991047][ T8734] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 94.111068][ T8734] bridge0: port 2(bridge_slave_1) entered blocking state [ 94.118178][ T8734] bridge0: port 2(bridge_slave_1) entered forwarding state [ 94.282906][ T8734] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 94.372553][ T8734] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 94.491381][ T8734] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 94.499535][ T8734] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 94.701030][ T8734] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 94.709582][ T8734] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 94.867340][ T8734] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 94.981416][ T8734] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 94.989927][ T8734] bridge0: port 1(bridge_slave_0) entered blocking state [ 94.997161][ T8734] bridge0: port 1(bridge_slave_0) entered forwarding state [ 95.260739][ T8734] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 95.269531][ T8734] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 95.430875][ T8734] bridge0: port 2(bridge_slave_1) entered blocking state [ 95.438074][ T8734] bridge0: port 2(bridge_slave_1) entered forwarding state [ 95.676763][ T8734] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 95.766549][ T8692] 8021q: adding VLAN 0 to HW filter on device bond0 [ 95.908451][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 95.922958][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 95.988170][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 96.036915][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 96.105407][ T17] bridge0: port 1(bridge_slave_0) entered blocking state [ 96.112718][ T17] bridge0: port 1(bridge_slave_0) entered forwarding state [ 96.155086][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 96.218227][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 96.231359][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 96.243286][ T17] bridge0: port 2(bridge_slave_1) entered blocking state [ 96.250427][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state [ 96.270184][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 96.279772][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 96.296114][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 96.306332][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 96.315678][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 96.347283][ T8692] 8021q: adding VLAN 0 to HW filter on device team0 [ 96.369483][ T8684] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 96.380972][ T8684] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 96.399274][ T3016] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 96.407790][ T3016] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 96.416277][ T3016] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 96.429194][ T3016] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 96.438035][ T3016] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 96.446741][ T3016] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 96.455645][ T3016] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 96.464027][ T3016] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 96.472734][ T3016] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 96.481725][ T3016] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 96.490010][ T3016] bridge0: port 1(bridge_slave_0) entered blocking state [ 96.497105][ T3016] bridge0: port 1(bridge_slave_0) entered forwarding state [ 96.505137][ T3016] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 96.514147][ T3016] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 96.522672][ T3016] bridge0: port 2(bridge_slave_1) entered blocking state [ 96.529708][ T3016] bridge0: port 2(bridge_slave_1) entered forwarding state [ 96.537531][ T3016] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 96.546819][ T3016] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 96.555489][ T3016] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 96.564803][ T3016] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 96.572959][ T3016] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 96.582208][ T3016] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 96.590702][ T3016] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 96.599436][ T3016] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 96.608253][ T3016] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 96.617026][ T3016] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 96.625405][ T3016] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 96.633638][ T3016] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 96.643290][ T3016] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 96.657535][ T8683] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 96.669482][ T8683] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 96.685494][ T8687] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 96.696538][ T8687] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 96.716855][ T8691] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 96.730166][ T8691] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 96.744503][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 96.753319][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 96.761268][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 96.768803][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 96.776661][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 96.785651][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 96.794749][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 96.804663][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 96.813197][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 96.821725][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 96.829983][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 96.838917][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 96.847365][ T17] bridge0: port 1(bridge_slave_0) entered blocking state [ 96.854450][ T17] bridge0: port 1(bridge_slave_0) entered forwarding state [ 96.862412][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 96.870881][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 96.879103][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 96.887959][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 96.896673][ T17] bridge0: port 2(bridge_slave_1) entered blocking state [ 96.903780][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state [ 96.911422][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 96.919979][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 96.928850][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 96.937962][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 96.946539][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 96.955273][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 96.993316][ T8687] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 97.015963][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 97.024832][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 97.034228][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 97.043703][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 97.052484][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 97.061782][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 97.070286][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 97.078323][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 97.095068][ T8683] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 97.131066][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 97.138536][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 97.146745][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 97.155111][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 97.162990][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 97.172183][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 97.181057][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 97.189701][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 97.198262][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 97.206746][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 97.215082][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 97.222587][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 97.230021][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 97.240458][ T8684] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 97.256707][ T8691] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 97.272645][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 97.289938][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 97.325983][ T8692] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 97.346403][ T8688] 8021q: adding VLAN 0 to HW filter on device bond0 [ 97.380308][ T3010] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 97.394584][ T3010] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 97.412787][ T8734] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 97.429198][ T8734] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 97.453393][ T8692] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 97.469274][ T8688] 8021q: adding VLAN 0 to HW filter on device team0 [ 97.512751][ T8900] L1TF CPU bug present and SMT on, data leak possible. See CVE-2018-3646 and https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/l1tf.html for details. [ 97.525433][ T8734] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 97.549957][ T8734] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 97.575577][ T8734] bridge0: port 1(bridge_slave_0) entered blocking state [ 97.582772][ T8734] bridge0: port 1(bridge_slave_0) entered forwarding state [ 97.617850][ T8734] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 97.643642][ T8734] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 97.657144][ T8734] bridge0: port 2(bridge_slave_1) entered blocking state [ 97.664352][ T8734] bridge0: port 2(bridge_slave_1) entered forwarding state [ 97.680168][ T8734] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 97.716573][ T3016] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 97.745915][ T3016] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 97.774185][ T3016] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 97.789208][ T3016] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 97.800969][ T3016] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 97.809883][ T3016] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 97.818971][ T3016] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 97.827596][ T3016] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 97.839738][ T8688] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 97.859855][ T8688] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready 2019/11/10 12:04:05 executed programs: 6 [ 97.886675][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 97.894847][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 97.906290][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 97.963855][ T3016] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 97.979956][ T3016] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 98.005706][ T8688] 8021q: adding VLAN 0 to HW filter on device batadv0 2019/11/10 12:04:10 executed programs: 133 2019/11/10 12:04:15 executed programs: 258 2019/11/10 12:04:20 executed programs: 380 2019/11/10 12:04:25 executed programs: 509 2019/11/10 12:04:30 executed programs: 638 [ 279.120650][ T1070] INFO: task syz-executor.5:11788 blocked for more than 143 seconds. [ 279.128929][ T1070] Not tainted 5.4.0-rc6+ #0 [ 279.134012][ T1070] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 279.143443][ T1070] syz-executor.5 D28048 11788 8691 0x00004004 [ 279.149932][ T1070] Call Trace: [ 279.153331][ T1070] __schedule+0x94f/0x1e70 [ 279.158120][ T1070] ? __sched_text_start+0x8/0x8 [ 279.163237][ T1070] ? __kasan_check_read+0x11/0x20 [ 279.168886][ T1070] ? __lock_acquire+0x16f2/0x4a00 [ 279.174160][ T1070] ? lock_downgrade+0x920/0x920 [ 279.179273][ T1070] schedule+0xd9/0x260 [ 279.183495][ T1070] schedule_timeout+0x717/0xc50 [ 279.188379][ T1070] ? find_held_lock+0x35/0x130 [ 279.193564][ T1070] ? usleep_range+0x170/0x170 [ 279.198423][ T1070] ? lock_downgrade+0x920/0x920 [ 279.204070][ T1070] ? _raw_spin_unlock_irq+0x28/0x90 [ 279.209268][ T1070] ? wait_for_completion+0x294/0x440 [ 279.214658][ T1070] ? _raw_spin_unlock_irq+0x28/0x90 [ 279.219852][ T1070] ? lockdep_hardirqs_on+0x421/0x5e0 [ 279.225195][ T1070] ? trace_hardirqs_on+0x67/0x240 [ 279.230388][ T1070] ? __kasan_check_read+0x11/0x20 [ 279.235431][ T1070] wait_for_completion+0x29c/0x440 [ 279.241520][ T1070] ? wait_for_completion_interruptible+0x470/0x470 [ 279.249557][ T1070] ? __call_srcu+0x3a8/0xcc0 [ 279.254481][ T1070] ? wake_up_q+0xf0/0xf0 [ 279.258964][ T1070] __synchronize_srcu+0x197/0x250 [ 279.264312][ T1070] ? call_srcu+0x10/0x10 [ 279.268552][ T1070] ? rcu_gp_is_expedited+0x70/0x70 [ 279.273818][ T1070] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 279.279560][ T1070] ? ktime_get_mono_fast_ns+0x172/0x200 [ 279.285271][ T1070] synchronize_srcu+0x2dc/0x3e8 [ 279.290452][ T1070] kvm_page_track_unregister_notifier+0xe7/0x130 [ 279.296961][ T1070] kvm_mmu_uninit_vm+0x1e/0x30 [ 279.301796][ T1070] kvm_arch_destroy_vm+0x4a2/0x5f0 [ 279.306936][ T1070] kvm_dev_ioctl+0x11e6/0x1610 [ 279.312377][ T1070] ? kvm_debugfs_release+0x90/0x90 [ 279.317775][ T1070] ? kvm_debugfs_release+0x90/0x90 [ 279.323541][ T1070] do_vfs_ioctl+0xdb6/0x13e0 [ 279.328143][ T1070] ? ioctl_preallocate+0x210/0x210 [ 279.334006][ T1070] ? __fget+0x384/0x560 [ 279.338162][ T1070] ? ksys_dup3+0x3e0/0x3e0 [ 279.343243][ T1070] ? nsecs_to_jiffies+0x30/0x30 [ 279.348096][ T1070] ? tomoyo_file_ioctl+0x23/0x30 [ 279.353095][ T1070] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.359327][ T1070] ? security_file_ioctl+0x8d/0xc0 [ 279.364478][ T1070] ksys_ioctl+0xab/0xd0 [ 279.368635][ T1070] __x64_sys_ioctl+0x73/0xb0 [ 279.373266][ T1070] do_syscall_64+0xfa/0x760 [ 279.377782][ T1070] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 279.383733][ T1070] RIP: 0033:0x45a219 [ 279.387624][ T1070] Code: 24 48 89 44 24 08 48 c7 44 24 10 08 00 00 00 e8 7d d0 fa ff 48 8b 44 24 18 48 89 44 24 40 48 8b 6c 24 20 48 83 c4 28 c3 e8 84 ff ff eb 82 cc cc 48 8b 44 24 08 48 8b 08 48 8b 54 24 10 48 8b [ 279.407883][ T1070] RSP: 002b:00007fc3fb8b4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 279.416520][ T1070] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a219 [ 279.424542][ T1070] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000003 [ 279.432589][ T1070] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 279.440603][ T1070] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc3fb8b56d4 [ 279.448572][ T1070] R13: 00000000004c348b R14: 00000000004d7708 R15: 00000000ffffffff [ 279.456708][ T1070] INFO: task syz-executor.2:11785 blocked for more than 143 seconds. [ 279.464799][ T1070] Not tainted 5.4.0-rc6+ #0 [ 279.469797][ T1070] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 279.478675][ T1070] syz-executor.2 D28536 11785 8684 0x00004004 [ 279.485044][ T1070] Call Trace: [ 279.488321][ T1070] __schedule+0x94f/0x1e70 [ 279.492793][ T1070] ? __sched_text_start+0x8/0x8 [ 279.497639][ T1070] ? __kasan_check_read+0x11/0x20 [ 279.502710][ T1070] ? __lock_acquire+0x16f2/0x4a00 [ 279.507732][ T1070] ? lock_downgrade+0x920/0x920 [ 279.512635][ T1070] schedule+0xd9/0x260 [ 279.516699][ T1070] schedule_timeout+0x717/0xc50 [ 279.521609][ T1070] ? find_held_lock+0x35/0x130 [ 279.526367][ T1070] ? usleep_range+0x170/0x170 [ 279.531103][ T1070] ? lock_downgrade+0x920/0x920 [ 279.536038][ T1070] ? _raw_spin_unlock_irq+0x28/0x90 [ 279.541334][ T1070] ? wait_for_completion+0x294/0x440 [ 279.546626][ T1070] ? _raw_spin_unlock_irq+0x28/0x90 [ 279.551899][ T1070] ? lockdep_hardirqs_on+0x421/0x5e0 [ 279.557198][ T1070] ? trace_hardirqs_on+0x67/0x240 [ 279.562269][ T1070] ? __kasan_check_read+0x11/0x20 [ 279.567301][ T1070] wait_for_completion+0x29c/0x440 [ 279.572484][ T1070] ? wait_for_completion_interruptible+0x470/0x470 [ 279.579001][ T1070] ? __call_srcu+0x3a8/0xcc0 [ 279.583634][ T1070] ? wake_up_q+0xf0/0xf0 [ 279.587884][ T1070] __synchronize_srcu+0x197/0x250 [ 279.592961][ T1070] ? call_srcu+0x10/0x10 [ 279.597198][ T1070] ? rcu_gp_is_expedited+0x70/0x70 [ 279.602963][ T1070] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 279.608698][ T1070] ? ktime_get_mono_fast_ns+0x172/0x200 [ 279.614463][ T1070] synchronize_srcu+0x2dc/0x3e8 [ 279.619307][ T1070] kvm_page_track_unregister_notifier+0xe7/0x130 [ 279.625686][ T1070] kvm_mmu_uninit_vm+0x1e/0x30 [ 279.630497][ T1070] kvm_arch_destroy_vm+0x4a2/0x5f0 [ 279.635600][ T1070] kvm_dev_ioctl+0x11e6/0x1610 [ 279.640505][ T1070] ? kvm_debugfs_release+0x90/0x90 [ 279.645615][ T1070] ? kvm_debugfs_release+0x90/0x90 [ 279.650824][ T1070] do_vfs_ioctl+0xdb6/0x13e0 [ 279.655673][ T1070] ? ioctl_preallocate+0x210/0x210 [ 279.660845][ T1070] ? __fget+0x384/0x560 [ 279.665004][ T1070] ? ksys_dup3+0x3e0/0x3e0 [ 279.669404][ T1070] ? nsecs_to_jiffies+0x30/0x30 [ 279.674302][ T1070] ? tomoyo_file_ioctl+0x23/0x30 [ 279.679245][ T1070] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 279.685531][ T1070] ? security_file_ioctl+0x8d/0xc0 [ 279.690686][ T1070] ksys_ioctl+0xab/0xd0 [ 279.694847][ T1070] __x64_sys_ioctl+0x73/0xb0 [ 279.699440][ T1070] do_syscall_64+0xfa/0x760 [ 279.703983][ T1070] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 279.709869][ T1070] RIP: 0033:0x45a219 [ 279.713795][ T1070] Code: 24 48 89 44 24 08 48 c7 44 24 10 08 00 00 00 e8 7d d0 fa ff 48 8b 44 24 18 48 89 44 24 40 48 8b 6c 24 20 48 83 c4 28 c3 e8 84 ff ff eb 82 cc cc 48 8b 44 24 08 48 8b 08 48 8b 54 24 10 48 8b [ 279.733442][ T1070] RSP: 002b:00007fb5b30eac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 279.741897][ T1070] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a219 [ 279.749862][ T1070] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000003 [ 279.757871][ T1070] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 279.765960][ T1070] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb5b30eb6d4 [ 279.774071][ T1070] R13: 00000000004c348b R14: 00000000004d7708 R15: 00000000ffffffff [ 279.782132][ T1070] INFO: task syz-executor.3:11787 blocked for more than 144 seconds. [ 279.790186][ T1070] Not tainted 5.4.0-rc6+ #0 [ 279.795245][ T1070] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 279.803964][ T1070] syz-executor.3 D28096 11787 8687 0x00004004 [ 279.810284][ T1070] Call Trace: [ 279.813630][ T1070] __schedule+0x94f/0x1e70 [ 279.818135][ T1070] ? __sched_text_start+0x8/0x8 [ 279.823027][ T1070] ? __kasan_check_read+0x11/0x20 [ 279.828044][ T1070] ? __lock_acquire+0x16f2/0x4a00 [ 279.833132][ T1070] ? lock_downgrade+0x920/0x920 [ 279.837979][ T1070] schedule+0xd9/0x260 [ 279.842130][ T1070] schedule_timeout+0x717/0xc50 [ 279.847014][ T1070] ? find_held_lock+0x35/0x130 [ 279.851841][ T1070] ? usleep_range+0x170/0x170 [ 279.856696][ T1070] ? lock_downgrade+0x920/0x920 [ 279.861609][ T1070] ? _raw_spin_unlock_irq+0x28/0x90 [ 279.866803][ T1070] ? wait_for_completion+0x294/0x440 [ 279.872191][ T1070] ? _raw_spin_unlock_irq+0x28/0x90 [ 279.877387][ T1070] ? lockdep_hardirqs_on+0x421/0x5e0 [ 279.882709][ T1070] ? trace_hardirqs_on+0x67/0x240 [ 279.887724][ T1070] ? __kasan_check_read+0x11/0x20 [ 279.892797][ T1070] wait_for_completion+0x29c/0x440 [ 279.897912][ T1070] ? wait_for_completion_interruptible+0x470/0x470 [ 279.904447][ T1070] ? __call_srcu+0x3a8/0xcc0 [ 279.909035][ T1070] ? wake_up_q+0xf0/0xf0 [ 279.913330][ T1070] __synchronize_srcu+0x197/0x250 [ 279.918359][ T1070] ? call_srcu+0x10/0x10 [ 279.922770][ T1070] ? rcu_gp_is_expedited+0x70/0x70 [ 279.927908][ T1070] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 279.933667][ T1070] ? ktime_get_mono_fast_ns+0x172/0x200 [ 279.939208][ T1070] synchronize_srcu+0x2dc/0x3e8 [ 279.944094][ T1070] kvm_page_track_unregister_notifier+0xe7/0x130 [ 279.950476][ T1070] kvm_mmu_uninit_vm+0x1e/0x30 [ 279.955232][ T1070] kvm_arch_destroy_vm+0x4a2/0x5f0 [ 279.960386][ T1070] kvm_dev_ioctl+0x11e6/0x1610 [ 279.965155][ T1070] ? kvm_debugfs_release+0x90/0x90 [ 279.970246][ T1070] ? kvm_debugfs_release+0x90/0x90 [ 279.975394][ T1070] do_vfs_ioctl+0xdb6/0x13e0 [ 279.979994][ T1070] ? ioctl_preallocate+0x210/0x210 [ 279.985184][ T1070] ? __fget+0x384/0x560 [ 279.989353][ T1070] ? ksys_dup3+0x3e0/0x3e0 [ 279.993824][ T1070] ? nsecs_to_jiffies+0x30/0x30 [ 279.998672][ T1070] ? tomoyo_file_ioctl+0x23/0x30 [ 280.003784][ T1070] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 280.010787][ T1070] ? security_file_ioctl+0x8d/0xc0 [ 280.015895][ T1070] ksys_ioctl+0xab/0xd0 [ 280.020042][ T1070] __x64_sys_ioctl+0x73/0xb0 [ 280.024667][ T1070] do_syscall_64+0xfa/0x760 [ 280.029170][ T1070] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 280.035096][ T1070] RIP: 0033:0x45a219 [ 280.038986][ T1070] Code: 24 48 89 44 24 08 48 c7 44 24 10 08 00 00 00 e8 7d d0 fa ff 48 8b 44 24 18 48 89 44 24 40 48 8b 6c 24 20 48 83 c4 28 c3 e8 84 ff ff eb 82 cc cc 48 8b 44 24 08 48 8b 08 48 8b 54 24 10 48 8b [ 280.058660][ T1070] RSP: 002b:00007f387e107c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 280.067099][ T1070] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a219 [ 280.075136][ T1070] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000003 [ 280.083144][ T1070] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 280.091369][ T1070] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f387e1086d4 [ 280.099372][ T1070] R13: 00000000004c348b R14: 00000000004d7708 R15: 00000000ffffffff [ 280.107396][ T1070] [ 280.107396][ T1070] Showing all locks held in the system: [ 280.115137][ T1070] 1 lock held by khungtaskd/1070: [ 280.120134][ T1070] #0: ffffffff88fab340 (rcu_read_lock){....}, at: debug_show_all_locks+0x5f/0x27e [ 280.129507][ T1070] 2 locks held by rsyslogd/8549: [ 280.134465][ T1070] #0: ffff8880a74f28a0 (&f->f_pos_lock){+.+.}, at: __fdget_pos+0xee/0x110 [ 280.143112][ T1070] #1: ffff8880aa401818 (&(&parent->list_lock)->rlock){-.-.}, at: do_syslog+0x68e/0x1820 [ 280.152961][ T1070] 2 locks held by getty/8638: [ 280.157612][ T1070] #0: ffff8880a4fa3090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 280.166581][ T1070] #1: ffffc90005f312e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1c10 [ 280.176191][ T1070] 2 locks held by getty/8639: [ 280.180902][ T1070] #0: ffff88808d4a7090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 280.189850][ T1070] #1: ffffc90005f112e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1c10 [ 280.199448][ T1070] 2 locks held by getty/8640: [ 280.204176][ T1070] #0: ffff8880a845d090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 280.213178][ T1070] #1: ffffc90005f212e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1c10 [ 280.222768][ T1070] 2 locks held by getty/8641: [ 280.227424][ T1070] #0: ffff8880a84f6090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 280.236443][ T1070] #1: ffffc90005f352e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1c10 [ 280.246048][ T1070] 2 locks held by getty/8642: [ 280.250759][ T1070] #0: ffff8880a055c090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 280.259735][ T1070] #1: ffffc90005f392e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1c10 [ 280.269330][ T1070] 2 locks held by getty/8643: [ 280.274020][ T1070] #0: ffff8880a12a4090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 280.283015][ T1070] #1: ffffc90005f2d2e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1c10 [ 280.292604][ T1070] 2 locks held by getty/8644: [ 280.297256][ T1070] #0: ffff8880a7b7e090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 280.306229][ T1070] #1: ffffc90005f092e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1c10 [ 280.315881][ T1070] [ 280.318193][ T1070] ============================================= [ 280.318193][ T1070] [ 280.326629][ T1070] NMI backtrace for cpu 0 [ 280.331015][ T1070] CPU: 0 PID: 1070 Comm: khungtaskd Not tainted 5.4.0-rc6+ #0 [ 280.338457][ T1070] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 280.348502][ T1070] Call Trace: [ 280.351857][ T1070] dump_stack+0x197/0x210 [ 280.356230][ T1070] nmi_cpu_backtrace.cold+0x70/0xb2 [ 280.361409][ T1070] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 280.367630][ T1070] ? lapic_can_unplug_cpu.cold+0x3a/0x3a [ 280.373253][ T1070] nmi_trigger_cpumask_backtrace+0x23b/0x28b [ 280.379235][ T1070] arch_trigger_cpumask_backtrace+0x14/0x20 [ 280.385106][ T1070] watchdog+0x9d0/0xef0 [ 280.389246][ T1070] kthread+0x361/0x430 [ 280.393290][ T1070] ? reset_hung_task_detector+0x30/0x30 [ 280.398811][ T1070] ? kthread_mod_delayed_work+0x1f0/0x1f0 [ 280.404508][ T1070] ret_from_fork+0x24/0x30 [ 280.408988][ T1070] Sending NMI from CPU 0 to CPUs 1: [ 280.414618][ C1] NMI backtrace for cpu 1 [ 280.414624][ C1] CPU: 1 PID: 21 Comm: kworker/u4:1 Not tainted 5.4.0-rc6+ #0 [ 280.414630][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 280.414633][ C1] Workqueue: bat_events batadv_nc_worker [ 280.414639][ C1] RIP: 0010:lock_release+0x1a9/0x960 [ 280.414649][ C1] Code: 0f 87 b3 04 00 00 45 89 ff be 08 00 00 00 4c 89 f8 48 c1 f8 06 48 8d 3c c5 00 6d c6 89 e8 8f 17 55 00 4c 0f a3 3d 97 26 6d 08 <0f> 82 48 04 00 00 48 c7 c0 f4 9e c6 89 41 c7 46 b0 01 00 00 00 48 [ 280.414653][ C1] RSP: 0018:ffff8880a9a1fc00 EFLAGS: 00000047 [ 280.414660][ C1] RAX: 0000000000000001 RBX: 1ffff11015343f85 RCX: ffffffff81594661 [ 280.414665][ C1] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff89c66d00 [ 280.414670][ C1] RBP: ffff8880a9a1fcd0 R08: 1ffffffff138cda0 R09: fffffbfff138cda1 [ 280.414674][ C1] R10: fffffbfff138cda0 R11: ffffffff89c66d07 R12: ffffffff88fab340 [ 280.414679][ C1] R13: ffffffff8733a64a R14: ffff8880a9a1fca8 R15: 0000000000000001 [ 280.414684][ C1] FS: 0000000000000000(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 280.414688][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 280.414693][ C1] CR2: ffffffffff600400 CR3: 00000000a1bd9000 CR4: 00000000001406e0 [ 280.414697][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 280.414702][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 280.414704][ C1] Call Trace: [ 280.414708][ C1] ? lock_downgrade+0x920/0x920 [ 280.414711][ C1] ? lock_acquire+0x190/0x410 [ 280.414715][ C1] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 280.414718][ C1] ? __kasan_check_read+0x11/0x20 [ 280.414721][ C1] batadv_nc_worker+0x225/0x760 [ 280.414725][ C1] process_one_work+0x9af/0x1740 [ 280.414733][ C1] ? pwq_dec_nr_in_flight+0x320/0x320 [ 280.414737][ C1] ? lock_acquire+0x190/0x410 [ 280.414740][ C1] worker_thread+0x98/0xe40 [ 280.414743][ C1] kthread+0x361/0x430 [ 280.414746][ C1] ? process_one_work+0x1740/0x1740 [ 280.414750][ C1] ? kthread_mod_delayed_work+0x1f0/0x1f0 [ 280.414753][ C1] ret_from_fork+0x24/0x30 [ 280.415238][ T1070] Kernel panic - not syncing: hung_task: blocked tasks [ 280.626801][ T1070] CPU: 0 PID: 1070 Comm: khungtaskd Not tainted 5.4.0-rc6+ #0 [ 280.634249][ T1070] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 280.644285][ T1070] Call Trace: [ 280.647560][ T1070] dump_stack+0x197/0x210 [ 280.651880][ T1070] panic+0x2e3/0x75c [ 280.655760][ T1070] ? add_taint.cold+0x16/0x16 [ 280.660428][ T1070] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 280.666141][ T1070] ? printk_safe_flush+0xf2/0x140 [ 280.671143][ T1070] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 280.677373][ T1070] ? nmi_trigger_cpumask_backtrace+0x224/0x28b [ 280.683506][ T1070] ? nmi_trigger_cpumask_backtrace+0x21b/0x28b [ 280.689639][ T1070] watchdog+0x9e1/0xef0 [ 280.693789][ T1070] kthread+0x361/0x430 [ 280.697832][ T1070] ? reset_hung_task_detector+0x30/0x30 [ 280.703351][ T1070] ? kthread_mod_delayed_work+0x1f0/0x1f0 [ 280.709047][ T1070] ret_from_fork+0x24/0x30 [ 280.714999][ T1070] Kernel Offset: disabled [ 280.719330][ T1070] Rebooting in 86400 seconds..