[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 64.118333][ T26] audit: type=1800 audit(1571513271.689:25): pid=8551 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 64.141162][ T26] audit: type=1800 audit(1571513271.689:26): pid=8551 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 64.203213][ T26] audit: type=1800 audit(1571513271.689:27): pid=8551 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 '10.128.0.238' (ECDSA) to the list of known hosts. 2019/10/19 19:28:04 parsed 1 programs 2019/10/19 19:28:06 executed programs: 0 syzkaller login: [ 78.721979][ T8720] IPVS: ftp: loaded support on port[0] = 21 [ 78.786268][ T8720] chnl_net:caif_netlink_parms(): no params data found [ 78.814661][ T8720] bridge0: port 1(bridge_slave_0) entered blocking state [ 78.823292][ T8720] bridge0: port 1(bridge_slave_0) entered disabled state [ 78.831324][ T8720] device bridge_slave_0 entered promiscuous mode [ 78.839284][ T8720] bridge0: port 2(bridge_slave_1) entered blocking state [ 78.846866][ T8720] bridge0: port 2(bridge_slave_1) entered disabled state [ 78.854587][ T8720] device bridge_slave_1 entered promiscuous mode [ 78.871529][ T8720] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 78.881867][ T8720] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 78.899393][ T8720] team0: Port device team_slave_0 added [ 78.906780][ T8720] team0: Port device team_slave_1 added [ 78.982554][ T8720] device hsr_slave_0 entered promiscuous mode [ 79.040483][ T8720] device hsr_slave_1 entered promiscuous mode [ 79.107614][ T8720] bridge0: port 2(bridge_slave_1) entered blocking state [ 79.115322][ T8720] bridge0: port 2(bridge_slave_1) entered forwarding state [ 79.123175][ T8720] bridge0: port 1(bridge_slave_0) entered blocking state [ 79.130245][ T8720] bridge0: port 1(bridge_slave_0) entered forwarding state [ 79.162660][ T8720] 8021q: adding VLAN 0 to HW filter on device bond0 [ 79.176595][ T3019] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 79.187157][ T3019] bridge0: port 1(bridge_slave_0) entered disabled state [ 79.195538][ T3019] bridge0: port 2(bridge_slave_1) entered disabled state [ 79.203558][ T3019] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 79.215493][ T8720] 8021q: adding VLAN 0 to HW filter on device team0 [ 79.225758][ T3743] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 79.234680][ T3743] bridge0: port 1(bridge_slave_0) entered blocking state [ 79.241764][ T3743] bridge0: port 1(bridge_slave_0) entered forwarding state [ 79.260783][ T3019] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 79.270464][ T3019] bridge0: port 2(bridge_slave_1) entered blocking state [ 79.277520][ T3019] bridge0: port 2(bridge_slave_1) entered forwarding state [ 79.285594][ T3019] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 79.294369][ T3019] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 79.304823][ T8722] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 79.313672][ T8722] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 79.325066][ T3743] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 79.335480][ T8720] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 79.352779][ T8720] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 79.515373][ T1530] block nbd0: Receive control failed (result -22) [ 79.523883][ T8728] block nbd0: shutting down sockets [ 79.545678][ T1530] block nbd0: Receive control failed (result -22) [ 79.557002][ T8728] block nbd0: shutting down sockets [ 79.610978][ T1530] block nbd0: Receive control failed (result -22) [ 79.622034][ T8735] block nbd0: shutting down sockets [ 79.664516][ T1530] block nbd0: Receive control failed (result -22) [ 79.672545][ T8735] block nbd0: shutting down sockets [ 79.721880][ T1530] block nbd0: Receive control failed (result -22) [ 79.729590][ T8741] block nbd0: shutting down sockets [ 79.745341][ T1530] block nbd0: Receive control failed (result -22) [ 79.753711][ T8741] block nbd0: shutting down sockets [ 79.817401][ T1530] block nbd0: Receive control failed (result -22) [ 79.826145][ T8748] block nbd0: shutting down sockets [ 79.855278][ T1530] block nbd0: Receive control failed (result -22) [ 79.862893][ T8748] block nbd0: shutting down sockets [ 79.909652][ T1530] block nbd0: Receive control failed (result -22) [ 79.917454][ T8753] block nbd0: shutting down sockets [ 79.977109][ T1530] block nbd0: Receive control failed (result -22) [ 79.984922][ T8760] block nbd0: shutting down sockets [ 80.003345][ T1530] block nbd0: Receive control failed (result -22) [ 80.011785][ T8760] block nbd0: shutting down sockets [ 80.052458][ T1530] block nbd0: Receive control failed (result -22) [ 80.060158][ T8765] block nbd0: shutting down sockets [ 80.077985][ T1530] block nbd0: Receive control failed (result -22) [ 80.086280][ T8765] block nbd0: shutting down sockets [ 80.132730][ T1530] block nbd0: Receive control failed (result -22) [ 80.141389][ T8772] block nbd0: shutting down sockets [ 80.154807][ T1530] block nbd0: Receive control failed (result -22) [ 80.162628][ T8772] block nbd0: shutting down sockets [ 80.215260][ T1530] block nbd0: Receive control failed (result -22) [ 80.223259][ T8778] block nbd0: shutting down sockets [ 80.242339][ T1530] block nbd0: Receive control failed (result -22) [ 80.250928][ T8778] block nbd0: shutting down sockets [ 80.298481][ T1530] block nbd0: Receive control failed (result -22) [ 80.306518][ T8784] block nbd0: shutting down sockets [ 80.323866][ T8784] block nbd0: shutting down sockets [ 80.381609][ T1530] block nbd0: Receive control failed (result -22) [ 80.389530][ T8790] block nbd0: shutting down sockets [ 80.401599][ T8790] block nbd0: shutting down sockets [ 80.445693][ T1530] block nbd0: Receive control failed (result -22) [ 80.458220][ T8795] block nbd0: shutting down sockets [ 80.484835][ T1530] block nbd0: Receive control failed (result -22) [ 80.494185][ T8795] block nbd0: shutting down sockets [ 80.542140][ T1530] block nbd0: Receive control failed (result -22) [ 80.549492][ T8801] block nbd0: shutting down sockets [ 80.606326][ T1530] block nbd0: Receive control failed (result -22) [ 80.615388][ T8807] block nbd0: shutting down sockets [ 80.665335][ T1530] block nbd0: Receive control failed (result -22) [ 80.673627][ T8812] block nbd0: shutting down sockets [ 80.699158][ T1530] block nbd0: Receive control failed (result -22) [ 80.707236][ T8812] block nbd0: shutting down sockets [ 80.752410][ T1530] block nbd0: Receive control failed (result -22) [ 80.760585][ T8818] block nbd0: shutting down sockets [ 80.815575][ T1530] block nbd0: Receive control failed (result -22) [ 80.828592][ T8824] block nbd0: shutting down sockets [ 80.894515][ T1530] block nbd0: Receive control failed (result -22) [ 80.902651][ T8830] block nbd0: shutting down sockets [ 80.937746][ T1530] block nbd0: Receive control failed (result -22) [ 80.945806][ T8830] block nbd0: shutting down sockets [ 80.978946][ T1530] block nbd0: Receive control failed (result -22) [ 80.991132][ T8835] block nbd0: shutting down sockets [ 81.015212][ T1530] block nbd0: Receive control failed (result -22) [ 81.023188][ T8835] block nbd0: shutting down sockets [ 81.065919][ T1530] block nbd0: Receive control failed (result -22) [ 81.074052][ T8841] block nbd0: shutting down sockets [ 81.099703][ T1530] block nbd0: Receive control failed (result -22) [ 81.107797][ T8841] block nbd0: shutting down sockets [ 81.163074][ T1530] block nbd0: Receive control failed (result -22) [ 81.172207][ T8847] block nbd0: shutting down sockets [ 81.194298][ T1530] block nbd0: Receive control failed (result -22) [ 81.202373][ T8847] block nbd0: shutting down sockets [ 81.262004][ T1530] block nbd0: Receive control failed (result -22) [ 81.269849][ T8854] block nbd0: shutting down sockets [ 81.281525][ T1530] block nbd0: Receive control failed (result -22) [ 81.289283][ T8854] block nbd0: shutting down sockets [ 81.332100][ T1530] block nbd0: Receive control failed (result -22) [ 81.339951][ T8859] block nbd0: shutting down sockets [ 81.354693][ T1530] block nbd0: Receive control failed (result -22) [ 81.363027][ T8859] block nbd0: shutting down sockets [ 81.412331][ T1530] block nbd0: Receive control failed (result -22) [ 81.421386][ T8865] block nbd0: shutting down sockets [ 81.475451][ T1530] block nbd0: Receive control failed (result -22) [ 81.488548][ T8871] block nbd0: shutting down sockets [ 81.557260][ T1530] block nbd0: Receive control failed (result -22) [ 81.565824][ T8877] block nbd0: shutting down sockets [ 81.584069][ T1530] block nbd0: Receive control failed (result -22) [ 81.592421][ T8877] block nbd0: shutting down sockets [ 81.641586][ T1530] block nbd0: Receive control failed (result -22) [ 81.649369][ T8883] block nbd0: shutting down sockets [ 81.667786][ T1530] block nbd0: Receive control failed (result -22) [ 81.675894][ T8883] block nbd0: shutting down sockets [ 81.724664][ T1530] block nbd0: Receive control failed (result -22) [ 81.732589][ T8890] block nbd0: shutting down sockets [ 81.754140][ T1530] block nbd0: Receive control failed (result -22) [ 81.762145][ T8890] block nbd0: shutting down sockets [ 81.815161][ T1530] block nbd0: Receive control failed (result -22) [ 81.824054][ T8896] block nbd0: shutting down sockets [ 81.844649][ T1530] block nbd0: Receive control failed (result -22) [ 81.852398][ T8896] block nbd0: shutting down sockets [ 81.904867][ T1530] block nbd0: Receive control failed (result -22) [ 81.913053][ T8902] block nbd0: shutting down sockets [ 81.966581][ T1530] block nbd0: Receive control failed (result -22) [ 81.979671][ T8907] block nbd0: shutting down sockets [ 81.992075][ T1530] block nbd0: Receive control failed (result -22) [ 81.999993][ T8907] block nbd0: shutting down sockets [ 82.040633][ T1530] block nbd0: Receive control failed (result -22) [ 82.050980][ T8913] block nbd0: shutting down sockets [ 82.117508][ T1530] block nbd0: Receive control failed (result -22) [ 82.125240][ T8919] block nbd0: shutting down sockets [ 82.183730][ T1530] block nbd0: Receive control failed (result -22) [ 82.191883][ T8925] block nbd0: shutting down sockets [ 82.204363][ T1530] block nbd0: Receive control failed (result -22) [ 82.212201][ T8925] block nbd0: shutting down sockets [ 82.254875][ T1530] block nbd0: Receive control failed (result -22) [ 82.267934][ T8931] block nbd0: shutting down sockets [ 82.294265][ T1530] block nbd0: Receive control failed (result -22) [ 82.304016][ T8931] block nbd0: shutting down sockets [ 82.357677][ T1530] block nbd0: Receive control failed (result -22) [ 82.371596][ T8937] block nbd0: shutting down sockets [ 82.383661][ T1530] block nbd0: Receive control failed (result -22) [ 82.395190][ T8937] block nbd0: shutting down sockets [ 82.442715][ T1530] block nbd0: Receive control failed (result -22) [ 82.451255][ T8943] block nbd0: shutting down sockets [ 82.466837][ T1530] block nbd0: Receive control failed (result -22) [ 82.474588][ T8943] block nbd0: shutting down sockets [ 82.516518][ T1530] block nbd0: Receive control failed (result -22) [ 82.525193][ T8950] block nbd0: shutting down sockets [ 82.545460][ T1530] block nbd0: Receive control failed (result -22) [ 82.554379][ T8950] block nbd0: shutting down sockets [ 82.595475][ T1530] block nbd0: Receive control failed (result -22) [ 82.608713][ T8955] block nbd0: shutting down sockets [ 82.621215][ T1530] block nbd0: Receive control failed (result -22) [ 82.633677][ T8955] block nbd0: shutting down sockets [ 82.670530][ T1530] block nbd0: Receive control failed (result -22) [ 82.678912][ T8961] block nbd0: shutting down sockets [ 82.705206][ T1530] block nbd0: Receive control failed (result -22) [ 82.712866][ T8961] block nbd0: shutting down sockets [ 82.765360][ T1530] block nbd0: Receive control failed (result -22) [ 82.773919][ T8968] block nbd0: shutting down sockets [ 82.787822][ T1530] block nbd0: Receive control failed (result -22) [ 82.796024][ T8968] block nbd0: shutting down sockets [ 82.843776][ T1530] block nbd0: Receive control failed (result -22) [ 82.851866][ T8973] block nbd0: shutting down sockets [ 82.885910][ T1530] block nbd0: Receive control failed (result -22) [ 82.893750][ T8973] block nbd0: shutting down sockets [ 82.943922][ T1530] block nbd0: Receive control failed (result -22) [ 82.952116][ T8979] block nbd0: shutting down sockets [ 82.979415][ T1530] block nbd0: Receive control failed (result -22) [ 82.988931][ T8979] block nbd0: shutting down sockets [ 83.046349][ T1530] block nbd0: Receive control failed (result -22) [ 83.054055][ T8986] block nbd0: shutting down sockets [ 83.074215][ T1530] block nbd0: Receive control failed (result -22) [ 83.083265][ T8986] block nbd0: shutting down sockets [ 83.141524][ T1530] block nbd0: Receive control failed (result -22) [ 83.149086][ T8992] block nbd0: shutting down sockets [ 83.168324][ T1530] block nbd0: Receive control failed (result -22) [ 83.175928][ T8992] block nbd0: shutting down sockets [ 83.223829][ T1530] block nbd0: Receive control failed (result -22) [ 83.231781][ T8998] block nbd0: shutting down sockets [ 83.259872][ T1530] block nbd0: Receive control failed (result -22) [ 83.267918][ T8998] block nbd0: shutting down sockets [ 83.301918][ T1530] block nbd0: Receive control failed (result -22) [ 83.309515][ T9003] block nbd0: shutting down sockets [ 83.345549][ T1530] block nbd0: Receive control failed (result -22) [ 83.353312][ T9003] block nbd0: shutting down sockets [ 83.396193][ T1530] block nbd0: Receive control failed (result -22) [ 83.404241][ T9008] block nbd0: shutting down sockets [ 83.417598][ T1530] block nbd0: Receive control failed (result -22) [ 83.425593][ T9008] block nbd0: shutting down sockets [ 83.482337][ T1530] block nbd0: Receive control failed (result -22) [ 83.489910][ T9015] block nbd0: shutting down sockets [ 83.510186][ T1530] block nbd0: Receive control failed (result -22) [ 83.517881][ T9015] block nbd0: shutting down sockets [ 83.569310][ T1530] block nbd0: Receive control failed (result -22) [ 83.577579][ T9020] block nbd0: shutting down sockets [ 83.592143][ T1530] block nbd0: Receive control failed (result -22) [ 83.600871][ T9020] block nbd0: shutting down sockets [ 83.657931][ T1530] block nbd0: Receive control failed (result -22) [ 83.665526][ T9026] block nbd0: shutting down sockets 2019/10/19 19:28:11 executed programs: 51 [ 83.706645][ T1530] block nbd0: Receive control failed (result -22) [ 83.714756][ T9026] block nbd0: shutting down sockets [ 83.765379][ T1530] block nbd0: Receive control failed (result -22) [ 83.774160][ T9032] block nbd0: shutting down sockets [ 83.847921][ T1530] block nbd0: Receive control failed (result -22) [ 83.857997][ T9038] block nbd0: shutting down sockets [ 83.908161][ T1530] block nbd0: Receive control failed (result -22) [ 83.916237][ T9044] block nbd0: shutting down sockets [ 83.935148][ T1530] block nbd0: Receive control failed (result -22) [ 83.944274][ T9044] block nbd0: shutting down sockets [ 83.994442][ T1530] block nbd0: Receive control failed (result -22) [ 84.007496][ T9050] block nbd0: shutting down sockets [ 84.034619][ T1530] block nbd0: Receive control failed (result -22) [ 84.042244][ T9050] block nbd0: shutting down sockets [ 84.101209][ T1530] block nbd0: Receive control failed (result -22) [ 84.111869][ T9057] block nbd0: shutting down sockets [ 84.128062][ T1530] block nbd0: Receive control failed (result -22) [ 84.135952][ T9057] block nbd0: shutting down sockets [ 84.177793][ T1530] block nbd0: Receive control failed (result -22) [ 84.186028][ T9062] block nbd0: shutting down sockets [ 84.204309][ T1530] block nbd0: Receive control failed (result -22) [ 84.212571][ T9062] block nbd0: shutting down sockets [ 84.262887][ T1530] block nbd0: Receive control failed (result -22) [ 84.271248][ T9068] block nbd0: shutting down sockets [ 84.296254][ T1530] block nbd0: Receive control failed (result -22) [ 84.304326][ T9068] block nbd0: shutting down sockets [ 84.365804][ T1530] block nbd0: Receive control failed (result -22) [ 84.374903][ T9075] block nbd0: shutting down sockets [ 84.393237][ T1530] block nbd0: Receive control failed (result -22) [ 84.403454][ T9075] block nbd0: shutting down sockets [ 84.455435][ T1530] block nbd0: Receive control failed (result -22) [ 84.467934][ T9080] block nbd0: shutting down sockets [ 84.494954][ T1530] block nbd0: Receive control failed (result -22) [ 84.502929][ T9080] block nbd0: shutting down sockets [ 84.555875][ T1530] block nbd0: Receive control failed (result -22) [ 84.566015][ T9086] block nbd0: shutting down sockets [ 84.583722][ T1530] block nbd0: Receive control failed (result -22) [ 84.591817][ T9086] block nbd0: shutting down sockets [ 84.638609][ T1530] block nbd0: Receive control failed (result -22) [ 84.647052][ T9091] block nbd0: shutting down sockets [ 84.660120][ T1530] block nbd0: Receive control failed (result -22) [ 84.667810][ T9091] block nbd0: shutting down sockets [ 84.718868][ T1530] block nbd0: Receive control failed (result -22) [ 84.732225][ T9097] block nbd0: shutting down sockets [ 84.791640][ T1530] block nbd0: Receive control failed (result -22) [ 84.799355][ T9103] block nbd0: shutting down sockets [ 84.818611][ T1530] block nbd0: Receive control failed (result -22) [ 84.826325][ T9103] block nbd0: shutting down sockets [ 84.871479][ T1530] block nbd0: Receive control failed (result -22) [ 84.879109][ T9108] block nbd0: shutting down sockets [ 84.898483][ T1530] block nbd0: Receive control failed (result -22) [ 84.906947][ T9108] block nbd0: shutting down sockets [ 84.950526][ T1530] block nbd0: Receive control failed (result -22) [ 84.961670][ T9114] block nbd0: shutting down sockets [ 84.977321][ T1530] block nbd0: Receive control failed (result -22) [ 84.985632][ T9114] block nbd0: shutting down sockets [ 85.030315][ T1530] block nbd0: Receive control failed (result -22) [ 85.041431][ T9120] block nbd0: shutting down sockets [ 85.056422][ T1530] block nbd0: Receive control failed (result -22) [ 85.064661][ T9120] block nbd0: shutting down sockets [ 85.108715][ T1530] block nbd0: Receive control failed (result -22) [ 85.117836][ T9126] block nbd0: shutting down sockets [ 85.183051][ T1530] block nbd0: Receive control failed (result -22) [ 85.191577][ T9133] block nbd0: shutting down sockets [ 85.203711][ T1530] block nbd0: Receive control failed (result -22) [ 85.216065][ T9133] block nbd0: shutting down sockets [ 85.260517][ T1530] block nbd0: Receive control failed (result -22) [ 85.268326][ T9138] block nbd0: shutting down sockets [ 85.300451][ T1530] block nbd0: Receive control failed (result -22) [ 85.308593][ T9138] block nbd0: shutting down sockets [ 85.350925][ T1530] block nbd0: Receive control failed (result -22) [ 85.363967][ T9144] block nbd0: shutting down sockets [ 85.389566][ T1530] block nbd0: Receive control failed (result -22) [ 85.397585][ T9144] block nbd0: shutting down sockets [ 85.447112][ T1530] block nbd0: Receive control failed (result -22) [ 85.454673][ T9151] block nbd0: shutting down sockets [ 85.468800][ T1530] block nbd0: Receive control failed (result -22) [ 85.477322][ T9151] block nbd0: shutting down sockets [ 85.523188][ T1530] block nbd0: Receive control failed (result -22) [ 85.531646][ T9156] block nbd0: shutting down sockets [ 85.597000][ T1530] block nbd0: Receive control failed (result -22) [ 85.610613][ T9162] block nbd0: shutting down sockets [ 85.681679][ T1530] block nbd0: Receive control failed (result -22) [ 85.689271][ T9168] block nbd0: shutting down sockets [ 85.723888][ T1530] block nbd0: Receive control failed (result -22) [ 85.732037][ T9168] block nbd0: shutting down sockets [ 85.772288][ T1530] block nbd0: Receive control failed (result -22) [ 85.781089][ T9173] block nbd0: shutting down sockets [ 85.794361][ T1530] block nbd0: Receive control failed (result -22) [ 85.806990][ T9173] block nbd0: shutting down sockets [ 85.850786][ T1530] block nbd0: Receive control failed (result -22) [ 85.858329][ T9179] block nbd0: shutting down sockets [ 85.876050][ T1530] block nbd0: Receive control failed (result -22) [ 85.883694][ T9179] block nbd0: shutting down sockets [ 85.927953][ T1530] block nbd0: Receive control failed (result -22) [ 85.935813][ T9185] block nbd0: shutting down sockets [ 85.954566][ T1530] block nbd0: Receive control failed (result -22) [ 85.962337][ T9185] block nbd0: shutting down sockets [ 86.012787][ T1530] block nbd0: Receive control failed (result -22) [ 86.026099][ T9191] block nbd0: shutting down sockets [ 86.055024][ T1530] block nbd0: Receive control failed (result -22) [ 86.062714][ T9191] block nbd0: shutting down sockets [ 86.111722][ T1530] block nbd0: Receive control failed (result -22) [ 86.119187][ T9198] block nbd0: shutting down sockets [ 86.141579][ T1530] block nbd0: Receive control failed (result -22) [ 86.149217][ T9198] block nbd0: shutting down sockets [ 86.204476][ T1530] block nbd0: Receive control failed (result -22) [ 86.213229][ T9204] block nbd0: shutting down sockets [ 86.272944][ T1530] block nbd0: Receive control failed (result -22) [ 86.280879][ T9210] block nbd0: shutting down sockets [ 86.354984][ T1530] block nbd0: Receive control failed (result -22) [ 86.362903][ T9216] block nbd0: shutting down sockets [ 86.384480][ T1530] block nbd0: Receive control failed (result -22) [ 86.392293][ T9216] block nbd0: shutting down sockets [ 86.444837][ T1530] block nbd0: Receive control failed (result -22) [ 86.452696][ T9223] block nbd0: shutting down sockets [ 86.511854][ T1530] block nbd0: Receive control failed (result -22) [ 86.519638][ T9229] block nbd0: shutting down sockets [ 86.535943][ T1530] block nbd0: Receive control failed (result -22) [ 86.544211][ T9229] block nbd0: shutting down sockets [ 86.600782][ T1530] block nbd0: Receive control failed (result -22) [ 86.612385][ T9234] block nbd0: shutting down sockets [ 86.687193][ T1530] block nbd0: Receive control failed (result -22) [ 86.700187][ T9240] block nbd0: shutting down sockets [ 86.729674][ T1530] block nbd0: Receive control failed (result -22) [ 86.738487][ T9240] block nbd0: shutting down sockets [ 86.800390][ T1530] block nbd0: Receive control failed (result -22) [ 86.808546][ T9248] block nbd0: shutting down sockets [ 86.864844][ T1530] block nbd0: Receive control failed (result -22) [ 86.874219][ T9252] block nbd0: shutting down sockets [ 86.888065][ T1530] block nbd0: Receive control failed (result -22) [ 86.895672][ T9252] block nbd0: shutting down sockets [ 86.934909][ T1530] block nbd0: Receive control failed (result -22) [ 86.942639][ T9258] block nbd0: shutting down sockets [ 86.978224][ T1530] block nbd0: Receive control failed (result -22) [ 86.986986][ T9258] block nbd0: shutting down sockets [ 87.025222][ T1530] block nbd0: Receive control failed (result -22) [ 87.034645][ T9264] block nbd0: shutting down sockets [ 87.100890][ T1530] block nbd0: Receive control failed (result -22) [ 87.108643][ T9271] block nbd0: shutting down sockets [ 87.166039][ T1530] block nbd0: Receive control failed (result -22) [ 87.179258][ T9276] block nbd0: shutting down sockets [ 87.205031][ T1530] block nbd0: Receive control failed (result -22) [ 87.212833][ T9276] block nbd0: shutting down sockets [ 87.255956][ T1530] block nbd0: Receive control failed (result -22) [ 87.264622][ T9282] block nbd0: shutting down sockets [ 87.284893][ T1530] block nbd0: Receive control failed (result -22) [ 87.292501][ T9282] block nbd0: shutting down sockets [ 87.337641][ T1530] block nbd0: Receive control failed (result -22) [ 87.346950][ T9288] block nbd0: shutting down sockets [ 87.410322][ T1530] block nbd0: Receive control failed (result -22) [ 87.418087][ T9293] block nbd0: shutting down sockets [ 87.478602][ T1530] block nbd0: Receive control failed (result -22) [ 87.488369][ T9299] block nbd0: shutting down sockets [ 87.547521][ T1530] block nbd0: Receive control failed (result -22) [ 87.555821][ T9304] block nbd0: shutting down sockets [ 87.576124][ T1530] block nbd0: Receive control failed (result -22) [ 87.584100][ T9304] block nbd0: shutting down sockets [ 87.626339][ T1530] block nbd0: Receive control failed (result -22) [ 87.634084][ T9310] block nbd0: shutting down sockets [ 87.656634][ T9310] block nbd0: shutting down sockets [ 87.701898][ T1530] block nbd0: Receive control failed (result -22) [ 87.709449][ T9316] block nbd0: shutting down sockets [ 87.779337][ T1530] block nbd0: Receive control failed (result -22) [ 87.787484][ T9322] block nbd0: shutting down sockets [ 87.814820][ T1530] block nbd0: Receive control failed (result -22) [ 87.822505][ T9322] block nbd0: shutting down sockets [ 87.862239][ T1530] block nbd0: Receive control failed (result -22) [ 87.871121][ T9328] block nbd0: shutting down sockets [ 87.892699][ T1530] block nbd0: Receive control failed (result -22) [ 87.900595][ T9328] block nbd0: shutting down sockets [ 87.951829][ T1530] block nbd0: Receive control failed (result -22) [ 87.959386][ T9334] block nbd0: shutting down sockets [ 87.981821][ T1530] block nbd0: Receive control failed (result -22) [ 87.990674][ T9334] block nbd0: shutting down sockets [ 88.032782][ T1530] block nbd0: Receive control failed (result -22) [ 88.040981][ T9339] block nbd0: shutting down sockets [ 88.063613][ T1530] block nbd0: Receive control failed (result -22) [ 88.072724][ T9339] block nbd0: shutting down sockets [ 88.123834][ T1530] block nbd0: Receive control failed (result -22) [ 88.133250][ T9345] block nbd0: shutting down sockets [ 88.148435][ T1530] block nbd0: Receive control failed (result -22) [ 88.156246][ T9345] block nbd0: shutting down sockets [ 88.200539][ T1530] block nbd0: Receive control failed (result -22) [ 88.208068][ T9351] block nbd0: shutting down sockets [ 88.227680][ T1530] block nbd0: Receive control failed (result -22) [ 88.236501][ T9351] block nbd0: shutting down sockets [ 88.277990][ T1530] block nbd0: Receive control failed (result -22) [ 88.285914][ T9357] block nbd0: shutting down sockets [ 88.350202][ T1530] block nbd0: Receive control failed (result -22) [ 88.360937][ T9363] block nbd0: shutting down sockets [ 88.384020][ T1530] block nbd0: Receive control failed (result -22) [ 88.391819][ T9363] block nbd0: shutting down sockets [ 88.432777][ T1530] block nbd0: Receive control failed (result -22) [ 88.440444][ T9368] block nbd0: shutting down sockets [ 88.456908][ T1530] block nbd0: Receive control failed (result -22) [ 88.465150][ T9368] block nbd0: shutting down sockets [ 88.526469][ T1530] block nbd0: Receive control failed (result -22) [ 88.534205][ T9375] block nbd0: shutting down sockets [ 88.559034][ T1530] block nbd0: Receive control failed (result -22) [ 88.567054][ T9375] block nbd0: shutting down sockets [ 88.604104][ T1530] block nbd0: Receive control failed (result -22) [ 88.611884][ T9380] block nbd0: shutting down sockets [ 88.633992][ T1530] block nbd0: Receive control failed (result -22) [ 88.642051][ T9380] block nbd0: shutting down sockets [ 88.694690][ T1530] block nbd0: Receive control failed (result -22) [ 88.703020][ T9387] block nbd0: shutting down sockets [ 88.758882][ T1530] block nbd0: Receive control failed (result -22) [ 88.766956][ T9392] block nbd0: shutting down sockets [ 88.796015][ T1530] block nbd0: Receive control failed (result -22) [ 88.804134][ T9392] block nbd0: shutting down sockets 2019/10/19 19:28:16 executed programs: 113 [ 88.852768][ T1530] block nbd0: Receive control failed (result -22) [ 88.862475][ T9398] block nbd0: shutting down sockets [ 88.883901][ T1530] block nbd0: Receive control failed (result -22) [ 88.891659][ T9398] block nbd0: shutting down sockets [ 88.928693][ T1530] block nbd0: Receive control failed (result -22) [ 88.937188][ T9404] block nbd0: shutting down sockets [ 88.959860][ T1530] block nbd0: Receive control failed (result -22) [ 88.967630][ T9404] block nbd0: shutting down sockets [ 89.016189][ T1530] block nbd0: Receive control failed (result -22) [ 89.030169][ T9410] block nbd0: shutting down sockets [ 89.042459][ T9410] block nbd0: shutting down sockets [ 89.091543][ T1530] block nbd0: Receive control failed (result -22) [ 89.104911][ T9416] block nbd0: shutting down sockets [ 89.123651][ T1530] block nbd0: Receive control failed (result -22) [ 89.133236][ T9416] block nbd0: shutting down sockets [ 89.184879][ T1530] block nbd0: Receive control failed (result -22) [ 89.192573][ T9422] block nbd0: shutting down sockets [ 89.214880][ T1530] block nbd0: Receive control failed (result -22) [ 89.222921][ T9422] block nbd0: shutting down sockets [ 89.261168][ T1530] block nbd0: Receive control failed (result -22) [ 89.268603][ T9427] block nbd0: shutting down sockets [ 89.291125][ T1530] block nbd0: Receive control failed (result -22) [ 89.298994][ T9427] block nbd0: shutting down sockets [ 89.342231][ T1530] block nbd0: Receive control failed (result -22) [ 89.349975][ T9433] block nbd0: shutting down sockets [ 89.363814][ T1530] block nbd0: Receive control failed (result -22) [ 89.371739][ T9433] block nbd0: shutting down sockets [ 89.422854][ T1530] block nbd0: Receive control failed (result -22) [ 89.430644][ T9440] block nbd0: shutting down sockets [ 89.459434][ T1530] block nbd0: Receive control failed (result -22) [ 89.467539][ T9440] block nbd0: shutting down sockets [ 89.507247][ T1530] block nbd0: Receive control failed (result -22) [ 89.515840][ T9445] block nbd0: shutting down sockets [ 89.532834][ T1530] block nbd0: Receive control failed (result -22) [ 89.540830][ T9445] block nbd0: shutting down sockets [ 89.587473][ T1530] block nbd0: Receive control failed (result -22) [ 89.595656][ T9451] block nbd0: shutting down sockets [ 89.617505][ T1530] block nbd0: Receive control failed (result -22) [ 89.625452][ T9451] block nbd0: shutting down sockets [ 89.663843][ T1530] block nbd0: Receive control failed (result -22) [ 89.673197][ T9457] block nbd0: shutting down sockets [ 89.733222][ T1530] block nbd0: Receive control failed (result -22) [ 89.742727][ T9463] block nbd0: shutting down sockets [ 89.773828][ T1530] block nbd0: Receive control failed (result -22) [ 89.781669][ T9463] block nbd0: shutting down sockets [ 89.831853][ T1530] block nbd0: Receive control failed (result -22) [ 89.839588][ T9469] block nbd0: shutting down sockets [ 89.856133][ T9469] block nbd0: shutting down sockets [ 89.899769][ T1530] block nbd0: Receive control failed (result -22) [ 89.907459][ T9475] block nbd0: shutting down sockets [ 89.965839][ T1530] block nbd0: Receive control failed (result -22) [ 89.973869][ T9481] block nbd0: shutting down sockets [ 90.023936][ T1530] block nbd0: Receive control failed (result -22) [ 90.037095][ T9487] block nbd0: shutting down sockets [ 90.059547][ T1530] block nbd0: Receive control failed (result -22) [ 90.067773][ T9487] block nbd0: shutting down sockets [ 90.105384][ T1530] block nbd0: Receive control failed (result -22) [ 90.113440][ T9493] block nbd0: shutting down sockets [ 90.145308][ T1530] block nbd0: Receive control failed (result -22) [ 90.153554][ T9493] block nbd0: shutting down sockets [ 90.202224][ T1530] block nbd0: Receive control failed (result -22) [ 90.210330][ T9499] block nbd0: shutting down sockets [ 90.235620][ T1530] block nbd0: Receive control failed (result -22) [ 90.243843][ T9499] block nbd0: shutting down sockets [ 90.282452][ T1530] block nbd0: Receive control failed (result -22) [ 90.290120][ T9505] block nbd0: shutting down sockets [ 90.314450][ T1530] block nbd0: Receive control failed (result -22) [ 90.323469][ T9505] block nbd0: shutting down sockets [ 90.372414][ T1530] block nbd0: Receive control failed (result -22) [ 90.381700][ T9510] block nbd0: shutting down sockets [ 90.457595][ T1530] block nbd0: Receive control failed (result -22) [ 90.466639][ T9515] block nbd0: shutting down sockets [ 90.484135][ T1530] block nbd0: Receive control failed (result -22) [ 90.495692][ T9515] block nbd0: shutting down sockets [ 90.542632][ T1530] block nbd0: Receive control failed (result -22) [ 90.551093][ T9521] block nbd0: shutting down sockets [ 90.573995][ T1530] block nbd0: Receive control failed (result -22) [ 90.581915][ T9521] block nbd0: shutting down sockets [ 90.628901][ T1530] block nbd0: Receive control failed (result -22) [ 90.637585][ T9527] block nbd0: shutting down sockets [ 90.692374][ T1530] block nbd0: Receive control failed (result -22) [ 90.700630][ T9532] block nbd0: shutting down sockets [ 90.724495][ T1530] block nbd0: Receive control failed (result -22) [ 90.732683][ T9532] block nbd0: shutting down sockets [ 90.772998][ T1530] block nbd0: Receive control failed (result -22) [ 90.780997][ T9538] block nbd0: shutting down sockets [ 90.800235][ T1530] block nbd0: Receive control failed (result -22) [ 90.813421][ T9538] block nbd0: shutting down sockets [ 90.866432][ T1530] block nbd0: Receive control failed (result -22) [ 90.874422][ T9544] block nbd0: shutting down sockets [ 90.889359][ T1530] block nbd0: Receive control failed (result -22) [ 90.897245][ T9544] block nbd0: shutting down sockets [ 90.946780][ T1530] block nbd0: Receive control failed (result -22) [ 90.959767][ T9550] block nbd0: shutting down sockets [ 90.984002][ T1530] block nbd0: Receive control failed (result -22) [ 90.992662][ T9550] block nbd0: shutting down sockets [ 91.042041][ T1530] block nbd0: Receive control failed (result -22) [ 91.051761][ T9557] block nbd0: shutting down sockets [ 91.067636][ T1530] block nbd0: Receive control failed (result -22) [ 91.075553][ T9557] block nbd0: shutting down sockets [ 91.117542][ T1530] block nbd0: Receive control failed (result -22) [ 91.125295][ T9563] block nbd0: shutting down sockets [ 91.173139][ T1530] block nbd0: Receive control failed (result -22) [ 91.181387][ T9567] block nbd0: shutting down sockets [ 91.203858][ T1530] block nbd0: Receive control failed (result -22) [ 91.212101][ T9567] block nbd0: shutting down sockets [ 91.264643][ T1530] block nbd0: Receive control failed (result -22) [ 91.272522][ T9574] block nbd0: shutting down sockets [ 91.295120][ T1530] block nbd0: Receive control failed (result -22) [ 91.303629][ T9574] block nbd0: shutting down sockets [ 91.345801][ T1530] block nbd0: Receive control failed (result -22) [ 91.354145][ T9579] block nbd0: shutting down sockets [ 91.372923][ T1530] block nbd0: Receive control failed (result -22) [ 91.380913][ T9579] block nbd0: shutting down sockets [ 91.423194][ T1530] block nbd0: Receive control failed (result -22) [ 91.432041][ T9585] block nbd0: shutting down sockets [ 91.483973][ T1530] block nbd0: Receive control failed (result -22) [ 91.495836][ T9591] block nbd0: shutting down sockets [ 91.513404][ T1530] block nbd0: Receive control failed (result -22) [ 91.522079][ T9591] block nbd0: shutting down sockets [ 91.565273][ T1530] block nbd0: Receive control failed (result -22) [ 91.573118][ T9597] block nbd0: shutting down sockets [ 91.595662][ T1530] block nbd0: Receive control failed (result -22) [ 91.604122][ T9597] block nbd0: shutting down sockets [ 91.644081][ T1530] block nbd0: Receive control failed (result -22) [ 91.652115][ T9603] block nbd0: shutting down sockets [ 91.682722][ T1530] block nbd0: Receive control failed (result -22) [ 91.692165][ T9603] block nbd0: shutting down sockets [ 91.733109][ T1530] block nbd0: Receive control failed (result -22) [ 91.746469][ T9609] block nbd0: shutting down sockets [ 91.762223][ T1530] block nbd0: Receive control failed (result -22) [ 91.775085][ T9609] block nbd0: shutting down sockets [ 91.814417][ T1530] block nbd0: Receive control failed (result -22) [ 91.823666][ T9615] block nbd0: shutting down sockets [ 91.841540][ T1530] block nbd0: Receive control failed (result -22) [ 91.849511][ T9615] block nbd0: shutting down sockets [ 91.901221][ T1530] block nbd0: Receive control failed (result -22) [ 91.909048][ T9621] block nbd0: shutting down sockets [ 91.957018][ T1530] block nbd0: Receive control failed (result -22) [ 91.965347][ T9627] block nbd0: shutting down sockets [ 91.996146][ T1530] block nbd0: Receive control failed (result -22) [ 92.004196][ T9627] block nbd0: shutting down sockets [ 92.059753][ T1530] block nbd0: Receive control failed (result -22) [ 92.072880][ T9632] block nbd0: shutting down sockets [ 92.099561][ T1530] block nbd0: Receive control failed (result -22) [ 92.107850][ T9632] block nbd0: shutting down sockets [ 92.154862][ T1530] block nbd0: Receive control failed (result -22) [ 92.162703][ T9639] block nbd0: shutting down sockets [ 92.215301][ T1530] block nbd0: Receive control failed (result -22) [ 92.223927][ T9643] block nbd0: shutting down sockets [ 92.246883][ T1530] block nbd0: Receive control failed (result -22) [ 92.254771][ T9643] block nbd0: shutting down sockets [ 92.308735][ T1530] block nbd0: Receive control failed (result -22) [ 92.321868][ T9649] block nbd0: shutting down sockets [ 92.338201][ T1530] block nbd0: Receive control failed (result -22) [ 92.346103][ T9649] block nbd0: shutting down sockets [ 92.389660][ T1530] block nbd0: Receive control failed (result -22) [ 92.397557][ T9655] block nbd0: shutting down sockets [ 92.424454][ T1530] block nbd0: Receive control failed (result -22) [ 92.432346][ T9655] block nbd0: shutting down sockets [ 92.481183][ T1530] block nbd0: Receive control failed (result -22) [ 92.489028][ T9661] block nbd0: shutting down sockets [ 92.515190][ T1530] block nbd0: Receive control failed (result -22) [ 92.522979][ T9661] block nbd0: shutting down sockets [ 92.573887][ T1530] block nbd0: Receive control failed (result -22) [ 92.582470][ T9667] block nbd0: shutting down sockets [ 92.604959][ T1530] block nbd0: Receive control failed (result -22) [ 92.612666][ T9667] block nbd0: shutting down sockets [ 92.653653][ T1530] block nbd0: Receive control failed (result -22) [ 92.662467][ T9673] block nbd0: shutting down sockets [ 92.694223][ T1530] block nbd0: Receive control failed (result -22) [ 92.702577][ T9673] block nbd0: shutting down sockets [ 92.757080][ T1530] block nbd0: Receive control failed (result -22) [ 92.765126][ T9679] block nbd0: shutting down sockets [ 92.784149][ T1530] block nbd0: Receive control failed (result -22) [ 92.792046][ T9679] block nbd0: shutting down sockets [ 92.845264][ T1530] block nbd0: Receive control failed (result -22) [ 92.853066][ T9686] block nbd0: shutting down sockets [ 92.872695][ T1530] block nbd0: Receive control failed (result -22) [ 92.881258][ T9686] block nbd0: shutting down sockets [ 92.933399][ T1530] block nbd0: Receive control failed (result -22) [ 92.941628][ T9691] block nbd0: shutting down sockets [ 93.000087][ T1530] block nbd0: Receive control failed (result -22) [ 93.008643][ T9697] block nbd0: shutting down sockets [ 93.025034][ T1530] block nbd0: Receive control failed (result -22) [ 93.033680][ T9701] block nbd0: shutting down sockets [ 93.078757][ T1530] block nbd0: Receive control failed (result -22) [ 93.086697][ T9703] block nbd0: shutting down sockets [ 93.115325][ T1530] block nbd0: Receive control failed (result -22) [ 93.123773][ T9703] block nbd0: shutting down sockets [ 93.162268][ T1530] block nbd0: Receive control failed (result -22) [ 93.169941][ T9709] block nbd0: shutting down sockets [ 93.192275][ T1530] block nbd0: Receive control failed (result -22) [ 93.200389][ T9709] block nbd0: shutting down sockets [ 93.254508][ T1530] block nbd0: Receive control failed (result -22) [ 93.262410][ T9716] block nbd0: shutting down sockets [ 93.279958][ T1530] block nbd0: Receive control failed (result -22) [ 93.287913][ T9716] block nbd0: shutting down sockets [ 93.329509][ T1530] block nbd0: Receive control failed (result -22) [ 93.337225][ T9721] block nbd0: shutting down sockets [ 93.369890][ T1530] block nbd0: Receive control failed (result -22) [ 93.378507][ T9721] block nbd0: shutting down sockets [ 93.421627][ T1530] block nbd0: Receive control failed (result -22) [ 93.429192][ T9727] block nbd0: shutting down sockets [ 93.459069][ T9727] block nbd0: shutting down sockets [ 93.503378][ T1530] block nbd0: Receive control failed (result -22) [ 93.511698][ T9734] block nbd0: shutting down sockets [ 93.529975][ T1530] block nbd0: Receive control failed (result -22) [ 93.537828][ T9734] block nbd0: shutting down sockets [ 93.599157][ T1530] block nbd0: Receive control failed (result -22) [ 93.607213][ T9739] block nbd0: shutting down sockets [ 93.628346][ T1530] block nbd0: Receive control failed (result -22) [ 93.636063][ T9739] block nbd0: shutting down sockets [ 93.685449][ T1530] block nbd0: Receive control failed (result -22) [ 93.693127][ T9746] block nbd0: shutting down sockets [ 93.757417][ T1530] block nbd0: Receive control failed (result -22) [ 93.765268][ T9751] block nbd0: shutting down sockets [ 93.785648][ T9751] block nbd0: shutting down sockets 2019/10/19 19:28:21 executed programs: 175 [ 93.837970][ T1530] block nbd0: Receive control failed (result -22) [ 93.846561][ T9757] block nbd0: shutting down sockets [ 93.908571][ T1530] block nbd0: Receive control failed (result -22) [ 93.916499][ T9764] block nbd0: shutting down sockets [ 93.937803][ T1530] block nbd0: Receive control failed (result -22) [ 93.946055][ T9765] block nbd0: shutting down sockets [ 93.994081][ T1530] block nbd0: Receive control failed (result -22) [ 94.002025][ T9769] block nbd0: shutting down sockets [ 94.054825][ T1530] block nbd0: Receive control failed (result -22) [ 94.062782][ T9776] block nbd0: shutting down sockets [ 94.084796][ T1530] block nbd0: Receive control failed (result -22) [ 94.092490][ T9776] block nbd0: shutting down sockets [ 94.134571][ T1530] block nbd0: Receive control failed (result -22) [ 94.142337][ T9782] block nbd0: shutting down sockets [ 94.166759][ T1530] block nbd0: Receive control failed (result -22) [ 94.174670][ T9782] block nbd0: shutting down sockets [ 94.219003][ T1530] block nbd0: Receive control failed (result -22) [ 94.226770][ T9788] block nbd0: shutting down sockets [ 94.242514][ T1530] block nbd0: Receive control failed (result -22) [ 94.251032][ T9788] block nbd0: shutting down sockets [ 94.311548][ T1530] block nbd0: Receive control failed (result -22) [ 94.319185][ T9794] block nbd0: shutting down sockets [ 94.350195][ T1530] block nbd0: Receive control failed (result -22) [ 94.357896][ T9794] block nbd0: shutting down sockets [ 94.407693][ T1530] block nbd0: Receive control failed (result -22) [ 94.416943][ T9799] block nbd0: shutting down sockets [ 94.434874][ T1530] block nbd0: Receive control failed (result -22) [ 94.446871][ T9799] block nbd0: shutting down sockets [ 94.504791][ T1530] block nbd0: Receive control failed (result -22) [ 94.512587][ T9805] block nbd0: shutting down sockets [ 94.527864][ T1530] block nbd0: Receive control failed (result -22) [ 94.535549][ T9805] block nbd0: shutting down sockets [ 94.565609][ T1530] block nbd0: Receive control failed (result -22) [ 94.573226][ T9810] block nbd0: shutting down sockets [ 94.636701][ T1530] block nbd0: Receive control failed (result -22) [ 94.645075][ T9816] block nbd0: shutting down sockets [ 94.663605][ T1530] block nbd0: Receive control failed (result -22) [ 94.677473][ T9816] block nbd0: shutting down sockets [ 94.725020][ T1530] block nbd0: Receive control failed (result -22) [ 94.732988][ T9823] block nbd0: shutting down sockets [ 94.754654][ T1530] block nbd0: Receive control failed (result -22) [ 94.763032][ T9823] block nbd0: shutting down sockets [ 94.812810][ T1530] block nbd0: Receive control failed (result -22) [ 94.820918][ T9828] block nbd0: shutting down sockets [ 94.882968][ T1530] block nbd0: Receive control failed (result -22) [ 94.891575][ T9834] block nbd0: shutting down sockets [ 94.956534][ T1530] block nbd0: Receive control failed (result -22) [ 94.964745][ T9840] block nbd0: shutting down sockets [ 94.988134][ T1530] block nbd0: Receive control failed (result -22) [ 94.996714][ T9840] block nbd0: shutting down sockets [ 95.037258][ T1530] block nbd0: Receive control failed (result -22) [ 95.045318][ T9846] block nbd0: shutting down sockets [ 95.105628][ T1530] block nbd0: Receive control failed (result -22) [ 95.113632][ T9851] block nbd0: shutting down sockets [ 95.133011][ T1530] block nbd0: Receive control failed (result -22) [ 95.141788][ T9851] block nbd0: shutting down sockets [ 95.188157][ T1530] block nbd0: Receive control failed (result -22) [ 95.196119][ T9858] block nbd0: shutting down sockets [ 95.223827][ T1530] block nbd0: Receive control failed (result -22) [ 95.232741][ T9858] block nbd0: shutting down sockets [ 95.272977][ T1530] block nbd0: Receive control failed (result -22) [ 95.281621][ T9863] block nbd0: shutting down sockets [ 95.315023][ T1530] block nbd0: Receive control failed (result -22) [ 95.328373][ T9863] block nbd0: shutting down sockets [ 95.368417][ T1530] block nbd0: Receive control failed (result -22) [ 95.381099][ T9869] block nbd0: shutting down sockets [ 95.395196][ T1530] block nbd0: Receive control failed (result -22) [ 95.403678][ T9869] block nbd0: shutting down sockets [ 95.452862][ T1530] block nbd0: Receive control failed (result -22) [ 95.463554][ T9875] block nbd0: shutting down sockets [ 95.489950][ T1530] block nbd0: Receive control failed (result -22) [ 95.498343][ T9875] block nbd0: shutting down sockets [ 95.542119][ T1530] block nbd0: Receive control failed (result -22) [ 95.549846][ T9881] block nbd0: shutting down sockets [ 95.565092][ T1530] block nbd0: Receive control failed (result -22) [ 95.573348][ T9881] block nbd0: shutting down sockets [ 95.621823][ T1530] block nbd0: Receive control failed (result -22) [ 95.629541][ T9888] block nbd0: shutting down sockets [ 95.694274][ T1530] block nbd0: Receive control failed (result -22) [ 95.702039][ T9894] block nbd0: shutting down sockets [ 95.729904][ T1530] block nbd0: Receive control failed (result -22) [ 95.738528][ T9894] block nbd0: shutting down sockets [ 95.783487][ T1530] block nbd0: Receive control failed (result -22) [ 95.792150][ T9900] block nbd0: shutting down sockets [ 95.807055][ T1530] block nbd0: Receive control failed (result -22) [ 95.814979][ T9900] block nbd0: shutting down sockets [ 95.859098][ T1530] block nbd0: Receive control failed (result -22) [ 95.866857][ T9906] block nbd0: shutting down sockets [ 95.890170][ T1530] block nbd0: Receive control failed (result -22) [ 95.898683][ T9906] block nbd0: shutting down sockets [ 95.945682][ T1530] block nbd0: Receive control failed (result -22) [ 95.953615][ T9913] block nbd0: shutting down sockets [ 95.978472][ T1530] block nbd0: Receive control failed (result -22) [ 95.987115][ T9913] block nbd0: shutting down sockets [ 96.036005][ T1530] block nbd0: Receive control failed (result -22) [ 96.044582][ T9919] block nbd0: shutting down sockets [ 96.069727][ T1530] block nbd0: Receive control failed (result -22) [ 96.077994][ T9919] block nbd0: shutting down sockets [ 96.125956][ T1530] block nbd0: Receive control failed (result -22) [ 96.133587][ T9925] block nbd0: shutting down sockets [ 96.192452][ T1530] block nbd0: Receive control failed (result -22) [ 96.202215][ T9930] block nbd0: shutting down sockets [ 96.233288][ T1530] block nbd0: Receive control failed (result -22) [ 96.241142][ T9930] block nbd0: shutting down sockets [ 96.286413][ T1530] block nbd0: Receive control failed (result -22) [ 96.294794][ T9937] block nbd0: shutting down sockets [ 96.307913][ T1530] block nbd0: Receive control failed (result -22) [ 96.315815][ T9937] block nbd0: shutting down sockets [ 96.363815][ T1530] block nbd0: Receive control failed (result -22) [ 96.372015][ T9943] block nbd0: shutting down sockets [ 96.394412][ T1530] block nbd0: Receive control failed (result -22) [ 96.402516][ T9943] block nbd0: shutting down sockets [ 96.453222][ T1530] block nbd0: Receive control failed (result -22) [ 96.460793][ T9948] block nbd0: shutting down sockets [ 96.522637][ T1530] block nbd0: Receive control failed (result -22) [ 96.531559][ T9954] block nbd0: shutting down sockets [ 96.559314][ T1530] block nbd0: Receive control failed (result -22) [ 96.567606][ T9954] block nbd0: shutting down sockets [ 96.622434][ T1530] block nbd0: Receive control failed (result -22) [ 96.631990][ T9959] block nbd0: shutting down sockets [ 96.664516][ T1530] block nbd0: Receive control failed (result -22) [ 96.672492][ T9959] block nbd0: shutting down sockets [ 96.729801][ T1530] block nbd0: Receive control failed (result -22) [ 96.737625][ T9966] block nbd0: shutting down sockets [ 96.752325][ T1530] block nbd0: Receive control failed (result -22) [ 96.760473][ T9966] block nbd0: shutting down sockets [ 96.801536][ T1530] block nbd0: Receive control failed (result -22) [ 96.815400][ T9971] block nbd0: shutting down sockets [ 96.844155][ T1530] block nbd0: Receive control failed (result -22) [ 96.852512][ T9971] block nbd0: shutting down sockets [ 96.908201][ T1530] block nbd0: Receive control failed (result -22) [ 96.921595][ T9978] block nbd0: shutting down sockets [ 96.989181][ T1530] block nbd0: Receive control failed (result -22) [ 96.997229][ T9984] block nbd0: shutting down sockets [ 97.013821][ T1530] block nbd0: Receive control failed (result -22) [ 97.022635][ T9984] block nbd0: shutting down sockets [ 97.074879][ T1530] block nbd0: Receive control failed (result -22) [ 97.083332][ T9990] block nbd0: shutting down sockets [ 97.104142][ T1530] block nbd0: Receive control failed (result -22) [ 97.111908][ T9990] block nbd0: shutting down sockets [ 97.164919][ T1530] block nbd0: Receive control failed (result -22) [ 97.173014][ T9996] block nbd0: shutting down sockets [ 97.186760][ T1530] block nbd0: Receive control failed (result -22) [ 97.194809][ T9996] block nbd0: shutting down sockets [ 97.238188][ T1530] block nbd0: Receive control failed (result -22) [ 97.246628][T10001] block nbd0: shutting down sockets [ 97.302960][ T1530] block nbd0: Receive control failed (result -22) [ 97.311577][T10006] block nbd0: shutting down sockets [ 97.333383][ T1530] block nbd0: Receive control failed (result -22) [ 97.341151][T10006] block nbd0: shutting down sockets [ 97.396863][ T1530] block nbd0: Receive control failed (result -22) [ 97.405094][T10012] block nbd0: shutting down sockets [ 97.466993][ T1530] block nbd0: Receive control failed (result -22) [ 97.475533][T10018] block nbd0: shutting down sockets [ 97.531841][ T1530] block nbd0: Receive control failed (result -22) [ 97.539821][T10024] block nbd0: shutting down sockets [ 97.559318][ T1530] block nbd0: Receive control failed (result -22) [ 97.567348][T10024] block nbd0: shutting down sockets [ 97.609005][ T1530] block nbd0: Receive control failed (result -22) [ 97.617730][T10030] block nbd0: shutting down sockets [ 97.675897][ T1530] block nbd0: Receive control failed (result -22) [ 97.684199][T10036] block nbd0: shutting down sockets [ 97.704189][ T1530] block nbd0: Receive control failed (result -22) [ 97.711917][T10036] block nbd0: shutting down sockets [ 97.763612][ T1530] block nbd0: Receive control failed (result -22) [ 97.772354][T10043] block nbd0: shutting down sockets [ 97.834669][ T1530] block nbd0: Receive control failed (result -22) [ 97.842680][T10048] block nbd0: shutting down sockets [ 97.911462][ T1530] block nbd0: Receive control failed (result -22) [ 97.919244][T10054] block nbd0: shutting down sockets [ 97.945072][ T1530] block nbd0: Receive control failed (result -22) [ 97.952701][T10054] block nbd0: shutting down sockets [ 98.004111][ T1530] block nbd0: Receive control failed (result -22) [ 98.012062][T10061] block nbd0: shutting down sockets [ 98.047160][ T1530] block nbd0: Receive control failed (result -22) [ 98.055503][T10061] block nbd0: shutting down sockets [ 98.082814][ T1530] block nbd0: Receive control failed (result -22) [ 98.091214][ T1530] block nbd0: shutting down sockets [ 98.097223][ T1530] [ 98.099563][ T1530] ============================================ [ 98.105709][ T1530] WARNING: possible recursive locking detected [ 98.112039][ T1530] 5.4.0-rc3-next-20191018 #0 Not tainted [ 98.117811][ T1530] -------------------------------------------- [ 98.124039][ T1530] kworker/u5:0/1530 is trying to acquire lock: [ 98.130168][ T1530] ffff888098768528 ((wq_completion)knbd0-recv){+.+.}, at: flush_workqueue+0xf7/0x14c0 [ 98.139706][ T1530] [ 98.139706][ T1530] but task is already holding lock: [ 98.147066][ T1530] ffff888098768528 ((wq_completion)knbd0-recv){+.+.}, at: process_one_work+0x88b/0x1740 [ 98.156782][ T1530] [ 98.156782][ T1530] other info that might help us debug this: [ 98.164875][ T1530] Possible unsafe locking scenario: [ 98.164875][ T1530] [ 98.172361][ T1530] CPU0 [ 98.175665][ T1530] ---- [ 98.178968][ T1530] lock((wq_completion)knbd0-recv); [ 98.184390][ T1530] lock((wq_completion)knbd0-recv); [ 98.189781][ T1530] [ 98.189781][ T1530] *** DEADLOCK *** [ 98.189781][ T1530] [ 98.197921][ T1530] May be due to missing lock nesting notation [ 98.197921][ T1530] [ 98.206236][ T1530] 3 locks held by kworker/u5:0/1530: [ 98.211490][ T1530] #0: ffff888098768528 ((wq_completion)knbd0-recv){+.+.}, at: process_one_work+0x88b/0x1740 [ 98.221636][ T1530] #1: ffff8880a6117dc0 ((work_completion)(&args->work)){+.+.}, at: process_one_work+0x8c1/0x1740 [ 98.232214][ T1530] #2: ffff8880a34b4578 (&nbd->config_lock){+.+.}, at: refcount_dec_and_mutex_lock+0x56/0x90 [ 98.242354][ T1530] [ 98.242354][ T1530] stack backtrace: [ 98.248253][ T1530] CPU: 1 PID: 1530 Comm: kworker/u5:0 Not tainted 5.4.0-rc3-next-20191018 #0 [ 98.256988][ T1530] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 98.267035][ T1530] Workqueue: knbd0-recv recv_work [ 98.272035][ T1530] Call Trace: [ 98.275309][ T1530] dump_stack+0x172/0x1f0 [ 98.279623][ T1530] __lock_acquire.cold+0x15d/0x385 [ 98.284732][ T1530] ? mark_held_locks+0xf0/0xf0 [ 98.289489][ T1530] lock_acquire+0x190/0x410 [ 98.293978][ T1530] ? flush_workqueue+0xf7/0x14c0 [ 98.298931][ T1530] flush_workqueue+0x126/0x14c0 [ 98.303799][ T1530] ? flush_workqueue+0xf7/0x14c0 [ 98.308737][ T1530] ? lock_downgrade+0x920/0x920 [ 98.313569][ T1530] ? drain_workqueue+0x2b/0x470 [ 98.318411][ T1530] ? debug_check_no_obj_freed+0x20a/0x43f [ 98.324112][ T1530] ? find_held_lock+0x35/0x130 [ 98.329294][ T1530] ? pwq_unbound_release_workfn+0x2f0/0x2f0 [ 98.335179][ T1530] ? mark_lock+0xc2/0x1220 [ 98.339611][ T1530] drain_workqueue+0x1b4/0x470 [ 98.344357][ T1530] ? drain_workqueue+0x1b4/0x470 [ 98.349270][ T1530] ? kfree+0x226/0x2c0 [ 98.353334][ T1530] destroy_workqueue+0x74/0x760 [ 98.358201][ T1530] ? nbd_config_put+0x378/0x870 [ 98.363037][ T1530] nbd_config_put+0x3dd/0x870 [ 98.367712][ T1530] recv_work+0x19b/0x200 [ 98.371947][ T1530] process_one_work+0x9af/0x1740 [ 98.376872][ T1530] ? pwq_dec_nr_in_flight+0x320/0x320 [ 98.382228][ T1530] ? lock_acquire+0x190/0x410 [ 98.386887][ T1530] worker_thread+0x98/0xe40 [ 98.391373][ T1530] kthread+0x361/0x430 [ 98.395426][ T1530] ? process_one_work+0x1740/0x1740 [ 98.400638][ T1530] ? kthread_mod_delayed_work+0x1f0/0x1f0 [ 98.406355][ T1530] ret_from_fork+0x24/0x30