[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 38.406929] audit: type=1800 audit(1546147510.633:25): pid=7848 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 38.444105] audit: type=1800 audit(1546147510.633:26): pid=7848 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 38.474134] audit: type=1800 audit(1546147510.633:27): pid=7848 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 '10.128.0.17' (ECDSA) to the list of known hosts. 2018/12/30 05:25:34 parsed 1 programs syzkaller login: [ 63.709143] ld (8009) used greatest stack depth: 15208 bytes left 2018/12/30 05:25:36 executed programs: 0 [ 64.530087] IPVS: ftp: loaded support on port[0] = 21 [ 64.530095] IPVS: ftp: loaded support on port[0] = 21 [ 64.559419] IPVS: ftp: loaded support on port[0] = 21 [ 64.560997] IPVS: ftp: loaded support on port[0] = 21 [ 64.569598] IPVS: ftp: loaded support on port[0] = 21 [ 64.585804] IPVS: ftp: loaded support on port[0] = 21 [ 64.923561] chnl_net:caif_netlink_parms(): no params data found [ 65.018969] chnl_net:caif_netlink_parms(): no params data found [ 65.065870] chnl_net:caif_netlink_parms(): no params data found [ 65.084423] chnl_net:caif_netlink_parms(): no params data found [ 65.093309] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.099664] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.107443] device bridge_slave_0 entered promiscuous mode [ 65.119774] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.127097] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.134586] device bridge_slave_1 entered promiscuous mode [ 65.141874] chnl_net:caif_netlink_parms(): no params data found [ 65.271599] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 65.279312] chnl_net:caif_netlink_parms(): no params data found [ 65.308906] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.315418] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.323092] device bridge_slave_0 entered promiscuous mode [ 65.336019] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.342444] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.349816] device bridge_slave_1 entered promiscuous mode [ 65.357780] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 65.376571] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.383079] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.390035] device bridge_slave_0 entered promiscuous mode [ 65.425943] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.432759] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.439688] device bridge_slave_1 entered promiscuous mode [ 65.446126] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.452652] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.459593] device bridge_slave_0 entered promiscuous mode [ 65.466341] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.473117] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.480101] device bridge_slave_0 entered promiscuous mode [ 65.506271] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 65.514228] team0: Port device team_slave_0 added [ 65.524227] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.530580] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.538646] device bridge_slave_1 entered promiscuous mode [ 65.545681] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.552459] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.559389] device bridge_slave_1 entered promiscuous mode [ 65.567985] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 65.586157] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 65.597016] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 65.604174] team0: Port device team_slave_1 added [ 65.649560] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.656171] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.663432] device bridge_slave_0 entered promiscuous mode [ 65.670099] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 65.679578] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 65.689514] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 65.698988] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 65.710936] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 65.730507] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.737412] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.745025] device bridge_slave_1 entered promiscuous mode [ 65.751512] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 65.780005] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 65.788406] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 65.797920] team0: Port device team_slave_0 added [ 65.809815] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 65.817095] team0: Port device team_slave_1 added [ 65.829022] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 65.847538] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 65.855232] team0: Port device team_slave_0 added [ 65.862658] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 65.878924] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 65.944778] device hsr_slave_0 entered promiscuous mode [ 65.981846] device hsr_slave_1 entered promiscuous mode [ 66.021649] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 66.029002] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 66.039501] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 66.046700] team0: Port device team_slave_1 added [ 66.052607] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 66.060012] team0: Port device team_slave_0 added [ 66.066181] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 66.073579] team0: Port device team_slave_1 added [ 66.088481] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 66.110681] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 66.117621] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 66.125636] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 66.193134] device hsr_slave_0 entered promiscuous mode [ 66.251558] device hsr_slave_1 entered promiscuous mode [ 66.331698] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 66.339088] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 66.346645] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 66.361342] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 66.368729] team0: Port device team_slave_0 added [ 66.375584] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 66.383047] team0: Port device team_slave_1 added [ 66.388302] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 66.396112] team0: Port device team_slave_0 added [ 66.402023] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 66.409432] team0: Port device team_slave_1 added [ 66.421841] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 66.444407] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 66.452283] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 66.514516] device hsr_slave_0 entered promiscuous mode [ 66.541412] device hsr_slave_1 entered promiscuous mode [ 66.634596] device hsr_slave_0 entered promiscuous mode [ 66.661406] device hsr_slave_1 entered promiscuous mode [ 66.721697] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 66.729093] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 66.736423] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 66.759003] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 66.769811] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 66.783129] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 66.834537] device hsr_slave_0 entered promiscuous mode [ 66.871540] device hsr_slave_1 entered promiscuous mode [ 66.932172] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 66.940129] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 66.950947] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 66.993223] device hsr_slave_0 entered promiscuous mode [ 67.051604] device hsr_slave_1 entered promiscuous mode [ 67.113760] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 67.120672] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 67.129472] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 67.157372] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 67.192076] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 67.203129] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 67.224374] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 67.247148] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.267986] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 67.301009] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 67.332696] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.340704] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.352354] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 67.358417] 8021q: adding VLAN 0 to HW filter on device team0 [ 67.370220] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.377884] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 67.398361] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 67.406922] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 67.414781] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.421246] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.428934] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 67.440349] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 67.458893] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.475121] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 67.485239] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 67.496130] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 67.506686] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 67.515662] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 67.523410] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.529784] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.536800] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 67.545668] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.552695] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.562525] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 67.582652] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.593298] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 67.603218] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 67.610104] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 67.622231] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 67.633628] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 67.639696] 8021q: adding VLAN 0 to HW filter on device team0 [ 67.652814] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 67.667556] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 67.674829] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 67.683096] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 67.690584] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 67.698678] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 67.706591] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.713023] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.719929] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 67.727780] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 67.735461] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 67.742647] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 67.752493] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 67.762587] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.770646] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 67.783868] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 67.796934] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.803945] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.810902] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.817910] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 67.825810] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 67.833720] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.840064] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.847191] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 67.858789] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 67.865214] 8021q: adding VLAN 0 to HW filter on device team0 [ 67.872736] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 67.884697] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 67.890824] 8021q: adding VLAN 0 to HW filter on device team0 [ 67.899738] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 67.907251] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.914611] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.921960] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 67.929919] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 67.938547] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 67.946652] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 67.956338] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 67.964598] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 67.972682] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 67.980634] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 67.988534] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 67.996233] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.002618] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.010009] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 68.020884] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 68.028812] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 68.039046] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 68.048834] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 68.057957] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 68.065187] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 68.074661] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 68.082536] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 68.090064] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.096441] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.103483] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 68.111284] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 68.118819] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.125199] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.132592] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 68.140282] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 68.147957] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.154320] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.164220] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 68.170295] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.178762] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 68.186396] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 68.199838] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 68.207168] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 68.214564] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 68.221668] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 68.229191] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 68.241008] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 68.249726] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 68.259908] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 68.266549] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.275373] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 68.283597] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 68.289592] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 68.297913] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 68.306179] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 68.314238] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.320580] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.327516] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 68.336096] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 68.344217] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 68.354711] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 68.365176] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 68.375835] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 68.383668] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 68.390584] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 68.398645] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 68.406647] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.413040] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.420104] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 68.430530] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 68.439535] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 68.448180] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 68.458385] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 68.467730] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 68.477094] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 68.484587] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 68.493274] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 68.501000] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 68.509031] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.515459] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.522448] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 68.530090] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 68.537884] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 68.545413] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 68.553071] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 68.560788] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 68.569083] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 68.579599] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 68.591010] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 68.604911] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 68.611927] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 68.619707] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 68.627667] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.634063] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.641002] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 68.648852] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 68.656660] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 68.664123] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 68.674040] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 68.685962] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 68.700446] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 68.708870] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 68.716686] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 68.729424] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 68.737626] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 68.745698] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 68.753610] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 68.761496] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 68.769180] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 68.776969] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 68.784957] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 68.792551] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 68.800230] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 68.808030] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 68.816119] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 68.823364] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 68.834344] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 68.844544] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 68.854948] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 68.864215] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 68.875059] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 68.883616] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 68.891521] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 68.899038] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 68.906707] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 68.916234] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 68.924398] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 68.930651] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 68.939306] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 68.949360] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 68.958752] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 68.966916] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 68.974940] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 68.983084] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 68.992495] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 68.999995] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 69.007579] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 69.018018] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 69.028450] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 69.034974] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 69.045736] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 69.054543] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 69.064417] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 69.072714] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 69.080195] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 69.088252] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 69.104257] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 69.112956] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 69.124333] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 69.134264] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 69.140270] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 69.152550] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 69.158870] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 69.167133] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 69.174740] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 69.182549] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 69.192838] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 69.202974] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 69.210944] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 69.220383] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 69.235405] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 69.242997] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 69.250332] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 69.258308] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 69.269910] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 69.277195] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 69.290022] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 69.305654] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 69.335024] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 69.393608] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 69.447846] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 69.467270] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 69.480209] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 69.493392] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 69.562126] 8021q: adding VLAN 0 to HW filter on device batadv0 2018/12/30 05:25:42 executed programs: 6 [ 73.180143] [ 73.181804] ===================================================== [ 73.188025] WARNING: SOFTIRQ-safe -> SOFTIRQ-unsafe lock order detected [ 73.194761] 4.20.0+ #396 Not tainted [ 73.198460] ----------------------------------------------------- [ 73.204674] syz-executor3/8171 [HC0[0]:SC0[0]:HE0:SE1] is trying to acquire: [ 73.211852] 0000000034cdc02a (&ctx->fd_wqh){....}, at: aio_poll+0x7ed/0x14a0 [ 73.219032] [ 73.219032] and this task is already holding: [ 73.224981] 00000000285c96e1 (&(&ctx->ctx_lock)->rlock){..-.}, at: aio_poll+0x7c5/0x14a0 [ 73.233197] which would create a new lock dependency: [ 73.238362] (&(&ctx->ctx_lock)->rlock){..-.} -> (&ctx->fd_wqh){....} [ 73.244967] [ 73.244967] but this new dependency connects a SOFTIRQ-irq-safe lock: [ 73.252994] (&(&ctx->ctx_lock)->rlock){..-.} [ 73.253000] [ 73.253000] ... which became SOFTIRQ-irq-safe at: [ 73.263789] lock_acquire+0x1ed/0x520 [ 73.267657] _raw_spin_lock_irq+0x61/0x80 [ 73.271874] free_ioctx_users+0xbc/0x710 [ 73.276007] percpu_ref_switch_to_atomic_rcu+0x563/0x730 [ 73.281537] rcu_process_callbacks+0xc5b/0x1600 [ 73.286295] __do_softirq+0x30c/0xb2e [ 73.290163] irq_exit+0x17f/0x1c0 [ 73.293688] smp_apic_timer_interrupt+0x1cb/0x760 [ 73.298608] apic_timer_interrupt+0xf/0x20 [ 73.302907] _raw_spin_unlock_irqrestore+0xaf/0xd0 [ 73.307903] __debug_object_init+0x57d/0x1290 [ 73.312463] debug_object_init_on_stack+0x19/0x20 [ 73.317383] hrtimer_nanosleep+0x16b/0x620 [ 73.321702] __x64_sys_nanosleep+0x1e7/0x280 [ 73.326189] do_syscall_64+0x1b9/0x820 [ 73.330157] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.335423] [ 73.335423] to a SOFTIRQ-irq-unsafe lock: [ 73.341033] (&ctx->fault_pending_wqh){+.+.} [ 73.341040] [ 73.341040] ... which became SOFTIRQ-irq-unsafe at: [ 73.351882] ... [ 73.351892] lock_acquire+0x1ed/0x520 [ 73.357675] _raw_spin_lock+0x2d/0x40 [ 73.361542] userfaultfd_release+0x63e/0x8d0 [ 73.366017] __fput+0x385/0xa50 [ 73.369368] ____fput+0x15/0x20 [ 73.372729] task_work_run+0x1e8/0x2a0 [ 73.376704] get_signal+0x1558/0x1980 [ 73.380583] do_signal+0x9c/0x21c0 [ 73.384190] exit_to_usermode_loop+0x2e5/0x380 [ 73.388838] do_syscall_64+0x6be/0x820 [ 73.392798] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.398050] [ 73.398050] other info that might help us debug this: [ 73.398050] [ 73.406163] Chain exists of: [ 73.406163] &(&ctx->ctx_lock)->rlock --> &ctx->fd_wqh --> &ctx->fault_pending_wqh [ 73.406163] [ 73.418280] Possible interrupt unsafe locking scenario: [ 73.418280] [ 73.425180] CPU0 CPU1 [ 73.429832] ---- ---- [ 73.434476] lock(&ctx->fault_pending_wqh); [ 73.438883] local_irq_disable(); [ 73.444920] lock(&(&ctx->ctx_lock)->rlock); [ 73.451911] lock(&ctx->fd_wqh); [ 73.457858] [ 73.460588] lock(&(&ctx->ctx_lock)->rlock); [ 73.465234] [ 73.465234] *** DEADLOCK *** [ 73.465234] [ 73.471281] 1 lock held by syz-executor3/8171: [ 73.475836] #0: 00000000285c96e1 (&(&ctx->ctx_lock)->rlock){..-.}, at: aio_poll+0x7c5/0x14a0 [ 73.484499] [ 73.484499] the dependencies between SOFTIRQ-irq-safe lock and the holding lock: [ 73.493488] -> (&(&ctx->ctx_lock)->rlock){..-.} { [ 73.498308] IN-SOFTIRQ-W at: [ 73.501571] lock_acquire+0x1ed/0x520 [ 73.507006] _raw_spin_lock_irq+0x61/0x80 [ 73.512791] free_ioctx_users+0xbc/0x710 [ 73.518483] percpu_ref_switch_to_atomic_rcu+0x563/0x730 [ 73.525563] rcu_process_callbacks+0xc5b/0x1600 [ 73.531863] __do_softirq+0x30c/0xb2e [ 73.537294] irq_exit+0x17f/0x1c0 [ 73.542377] smp_apic_timer_interrupt+0x1cb/0x760 [ 73.548848] apic_timer_interrupt+0xf/0x20 [ 73.554714] _raw_spin_unlock_irqrestore+0xaf/0xd0 [ 73.561274] __debug_object_init+0x57d/0x1290 [ 73.567402] debug_object_init_on_stack+0x19/0x20 [ 73.573875] hrtimer_nanosleep+0x16b/0x620 [ 73.579743] __x64_sys_nanosleep+0x1e7/0x280 [ 73.585803] do_syscall_64+0x1b9/0x820 [ 73.591338] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.598155] INITIAL USE at: [ 73.601335] lock_acquire+0x1ed/0x520 [ 73.606696] _raw_spin_lock_irq+0x61/0x80 [ 73.612398] free_ioctx_users+0xbc/0x710 [ 73.618014] percpu_ref_switch_to_atomic_rcu+0x563/0x730 [ 73.625007] rcu_process_callbacks+0xc5b/0x1600 [ 73.631229] __do_softirq+0x30c/0xb2e [ 73.636580] irq_exit+0x17f/0x1c0 [ 73.641605] smp_apic_timer_interrupt+0x1cb/0x760 [ 73.647993] apic_timer_interrupt+0xf/0x20 [ 73.653773] _raw_spin_unlock_irqrestore+0xaf/0xd0 [ 73.660268] __debug_object_init+0x57d/0x1290 [ 73.666316] debug_object_init_on_stack+0x19/0x20 [ 73.672702] hrtimer_nanosleep+0x16b/0x620 [ 73.678480] __x64_sys_nanosleep+0x1e7/0x280 [ 73.684434] do_syscall_64+0x1b9/0x820 [ 73.689866] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.696607] } [ 73.698395] ... key at: [] __key.51946+0x0/0x40 [ 73.705121] ... acquired at: [ 73.708206] lock_acquire+0x1ed/0x520 [ 73.712161] _raw_spin_lock+0x2d/0x40 [ 73.716117] aio_poll+0x7ed/0x14a0 [ 73.719811] io_submit_one+0xc20/0x1070 [ 73.723941] __x64_sys_io_submit+0x1bd/0x5c0 [ 73.728505] do_syscall_64+0x1b9/0x820 [ 73.732545] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.737882] [ 73.739488] [ 73.739488] the dependencies between the lock to be acquired [ 73.739491] and SOFTIRQ-irq-unsafe lock: [ 73.750886] -> (&ctx->fault_pending_wqh){+.+.} { [ 73.755713] HARDIRQ-ON-W at: [ 73.759062] lock_acquire+0x1ed/0x520 [ 73.764684] _raw_spin_lock+0x2d/0x40 [ 73.770289] userfaultfd_release+0x63e/0x8d0 [ 73.776512] __fput+0x385/0xa50 [ 73.781594] ____fput+0x15/0x20 [ 73.786677] task_work_run+0x1e8/0x2a0 [ 73.792369] get_signal+0x1558/0x1980 [ 73.797973] do_signal+0x9c/0x21c0 [ 73.803336] exit_to_usermode_loop+0x2e5/0x380 [ 73.809732] do_syscall_64+0x6be/0x820 [ 73.815443] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.822440] SOFTIRQ-ON-W at: [ 73.825793] lock_acquire+0x1ed/0x520 [ 73.831398] _raw_spin_lock+0x2d/0x40 [ 73.837005] userfaultfd_release+0x63e/0x8d0 [ 73.843230] __fput+0x385/0xa50 [ 73.848311] ____fput+0x15/0x20 [ 73.853419] task_work_run+0x1e8/0x2a0 [ 73.859113] get_signal+0x1558/0x1980 [ 73.864729] do_signal+0x9c/0x21c0 [ 73.870093] exit_to_usermode_loop+0x2e5/0x380 [ 73.876481] do_syscall_64+0x6be/0x820 [ 73.882176] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.889169] INITIAL USE at: [ 73.892449] lock_acquire+0x1ed/0x520 [ 73.897984] _raw_spin_lock+0x2d/0x40 [ 73.903528] userfaultfd_ctx_read+0x6b7/0x2140 [ 73.909836] userfaultfd_read+0x1e2/0x2c0 [ 73.915697] __vfs_read+0x117/0xa80 [ 73.921039] vfs_read+0x17f/0x3e0 [ 73.926237] ksys_read+0x101/0x260 [ 73.931491] __x64_sys_read+0x73/0xb0 [ 73.937010] do_syscall_64+0x1b9/0x820 [ 73.942616] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.949515] } [ 73.951395] ... key at: [] __key.44845+0x0/0x40 [ 73.958216] ... acquired at: [ 73.961395] _raw_spin_lock+0x2d/0x40 [ 73.965359] userfaultfd_ctx_read+0x6b7/0x2140 [ 73.970092] userfaultfd_read+0x1e2/0x2c0 [ 73.974393] __vfs_read+0x117/0xa80 [ 73.978170] vfs_read+0x17f/0x3e0 [ 73.981775] ksys_read+0x101/0x260 [ 73.985489] __x64_sys_read+0x73/0xb0 [ 73.989461] do_syscall_64+0x1b9/0x820 [ 73.993504] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.998841] [ 74.000446] -> (&ctx->fd_wqh){....} { [ 74.004225] INITIAL USE at: [ 74.007399] lock_acquire+0x1ed/0x520 [ 74.012744] _raw_spin_lock_irq+0x61/0x80 [ 74.018440] userfaultfd_ctx_read+0x2bc/0x2140 [ 74.024564] userfaultfd_read+0x1e2/0x2c0 [ 74.030263] __vfs_read+0x117/0xa80 [ 74.035444] vfs_read+0x17f/0x3e0 [ 74.040437] ksys_read+0x101/0x260 [ 74.045518] __x64_sys_read+0x73/0xb0 [ 74.050862] do_syscall_64+0x1b9/0x820 [ 74.056295] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.063021] } [ 74.064809] ... key at: [] __key.44848+0x0/0x40 [ 74.071534] ... acquired at: [ 74.074624] lock_acquire+0x1ed/0x520 [ 74.078591] _raw_spin_lock+0x2d/0x40 [ 74.082546] aio_poll+0x7ed/0x14a0 [ 74.086238] io_submit_one+0xc20/0x1070 [ 74.090364] __x64_sys_io_submit+0x1bd/0x5c0 [ 74.094926] do_syscall_64+0x1b9/0x820 [ 74.098970] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.104307] [ 74.105927] [ 74.105927] stack backtrace: [ 74.110406] CPU: 0 PID: 8171 Comm: syz-executor3 Not tainted 4.20.0+ #396 [ 74.117308] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.126638] Call Trace: [ 74.129209] dump_stack+0x1d3/0x2c6 [ 74.132820] ? dump_stack_print_info.cold.1+0x20/0x20 [ 74.138001] ? print_shortest_lock_dependencies.cold.57+0x18e/0x211 [ 74.144407] ? vprintk_func+0x85/0x181 [ 74.148279] check_usage.cold.60+0x6d5/0xad1 [ 74.152674] ? check_usage_forwards+0x3d0/0x3d0 [ 74.157327] ? lockdep_on+0x50/0x50 [ 74.160935] ? mark_held_locks+0x130/0x130 [ 74.165152] ? __lock_acquire+0x62f/0x4c20 [ 74.169370] ? add_lock_to_list.isra.26+0x4b0/0x4b0 [ 74.174368] __lock_acquire+0x239f/0x4c20 [ 74.178498] ? __lock_acquire+0x239f/0x4c20 [ 74.182805] ? mark_held_locks+0x130/0x130 [ 74.187022] ? graph_lock+0x270/0x270 [ 74.190808] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 74.195895] ? find_held_lock+0x36/0x1c0 [ 74.199938] ? add_wait_queue+0x1b9/0x2b0 [ 74.204070] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 74.209160] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 74.214254] ? lockdep_hardirqs_on+0x421/0x5c0 [ 74.218825] ? trace_hardirqs_on+0xbd/0x310 [ 74.223127] ? kasan_check_read+0x11/0x20 [ 74.227273] ? add_wait_queue+0x1b9/0x2b0 [ 74.231413] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 74.236855] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 74.241945] ? add_wait_queue+0x1b9/0x2b0 [ 74.246074] ? __wake_up_locked_key_bookmark+0x20/0x20 [ 74.251342] lock_acquire+0x1ed/0x520 [ 74.255134] ? aio_poll+0x7ed/0x14a0 [ 74.258828] ? lock_release+0xa00/0xa00 [ 74.262788] ? kasan_check_read+0x11/0x20 [ 74.266927] ? do_raw_spin_lock+0x14f/0x350 [ 74.271237] ? init_once_userfaultfd_ctx+0xd0/0xd0 [ 74.276146] ? rwlock_bug.part.2+0x90/0x90 [ 74.280361] ? trace_hardirqs_on+0x310/0x310 [ 74.284762] ? __save_stack_trace+0x8d/0xf0 [ 74.289076] _raw_spin_lock+0x2d/0x40 [ 74.292869] ? aio_poll+0x7ed/0x14a0 [ 74.296564] aio_poll+0x7ed/0x14a0 [ 74.300085] ? free_ioctx_users+0x710/0x710 [ 74.304387] ? kasan_slab_alloc+0x12/0x20 [ 74.308514] ? aio_setup_rw+0x170/0x170 [ 74.312480] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.317836] ? graph_lock+0x270/0x270 [ 74.321644] ? graph_lock+0x270/0x270 [ 74.325424] ? find_held_lock+0x36/0x1c0 [ 74.329492] ? find_held_lock+0x36/0x1c0 [ 74.333539] ? __might_fault+0x12b/0x1e0 [ 74.337609] ? lock_downgrade+0x900/0x900 [ 74.341736] ? lock_release+0xa00/0xa00 [ 74.345699] ? arch_local_save_flags+0x40/0x40 [ 74.350277] ? kasan_check_read+0x11/0x20 [ 74.354416] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 74.359675] io_submit_one+0xc20/0x1070 [ 74.363636] ? io_submit_one+0xc20/0x1070 [ 74.367771] ? aio_poll+0x14a0/0x14a0 [ 74.371556] ? __might_fault+0x12b/0x1e0 [ 74.375598] ? lock_downgrade+0x900/0x900 [ 74.379730] ? arch_local_save_flags+0x40/0x40 [ 74.384307] __x64_sys_io_submit+0x1bd/0x5c0 [ 74.388694] ? __ia32_sys_io_destroy+0x580/0x580 [ 74.393432] ? do_syscall_64+0x9a/0x820 [ 74.397385] ? lockdep_hardirqs_on+0x421/0x5c0 [ 74.401948] ? trace_hardirqs_on+0xbd/0x310 [ 74.406263] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 74.411790] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.417133] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 74.422569] do_syscall_64+0x1b9/0x820 [ 74.426437] ? __ia32_sys_io_destroy+0x580/0x580 [ 74.431175] ? do_syscall_64+0x1b9/0x820 [ 74.435219] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 74.440574] ? syscall_return_slowpath+0x5e0/0x5e0 [ 74.445484] ? trace_hardirqs_on_caller+0x310/0x310 [ 74.450481] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 74.455474] ? recalc_sigpending_tsk+0x180/0x180 [ 74.460223] ? __switch_to_asm+0x40/0x70 [ 74.464275] ? __switch_to_asm+0x34/0x70 [ 74.468329] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 74.473152] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.478320] RIP: 0033:0x457ec9 [ 74.481495] Code: 6d b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 3b b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 74.500401] RSP: 002b:00007fa6200e4c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 [ 74.508095] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457ec9 [ 74.515345] RDX: 0000000020000600 RSI: 0000000000000001 RDI: 00007fa620128000 [ 74.522593] RBP: 000000000073c180 R08: 0000000000000000 R09: 0000000000000000 [ 74.529844] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fa6200e56d4 [ 74.537091] R13: 00000000004bf0d2 R14: 00000000004d0388 R15: 00000000ffffffff [ 74.596390] kobject: 'loop2' (0000000005a7ed31): kobject_uevent_env [ 74.602889] kobject: 'loop2' (0000000005a7ed31): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 74.625559] kobject: 'loop3' (0000000023a112a1): kobject_uevent_env [ 74.632182] kobject: 'loop3' (0000000023a112a1): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 74.654789] kobject: 'loop1' (00000000942c1247): kobject_uevent_env [ 74.663227] kobject: 'loop1' (00000000942c1247): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 74.677502] kobject: 'loop5' (00000000fc0db0bf): kobject_uevent_env [ 74.685175] kobject: 'loop5' (00000000fc0db0bf): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 74.695098] kobject: 'loop4' (00000000851a0388): kobject_uevent_env [ 74.701643] kobject: 'loop4' (00000000851a0388): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 74.712693] kobject: 'loop0' (000000000927e2a0): kobject_uevent_env [ 74.725224] kobject: 'loop0' (000000000927e2a0): fill_kobj_path: path = '/devices/virtual/block/loop0' 2018/12/30 05:25:47 executed programs: 30 [ 75.526657] kobject: 'loop2' (0000000005a7ed31): kobject_uevent_env [ 75.533545] kobject: 'loop2' (0000000005a7ed31): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 75.564816] kobject: 'loop3' (0000000023a112a1): kobject_uevent_env [ 75.574018] kobject: 'loop3' (0000000023a112a1): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 75.593789] kobject: 'loop1' (00000000942c1247): kobject_uevent_env [ 75.600292] kobject: 'loop1' (00000000942c1247): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 75.611448] kobject: 'loop5' (00000000fc0db0bf): kobject_uevent_env [ 75.618006] kobject: 'loop5' (00000000fc0db0bf): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 75.628767] kobject: 'loop4' (00000000851a0388): kobject_uevent_env [ 75.635714] kobject: 'loop4' (00000000851a0388): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 75.647086] kobject: 'loop0' (000000000927e2a0): kobject_uevent_env [ 75.661204] kobject: 'loop0' (000000000927e2a0): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 76.454659] kobject: 'loop2' (0000000005a7ed31): kobject_uevent_env [ 76.462386] kobject: 'loop2' (0000000005a7ed31): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 76.484730] kobject: 'loop3' (0000000023a112a1): kobject_uevent_env [ 76.507953] kobject: 'loop3' (0000000023a112a1): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 76.518744] kobject: 'loop5' (00000000fc0db0bf): kobject_uevent_env [ 76.530125] kobject: 'loop5' (00000000fc0db0bf): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 76.540143] kobject: 'loop1' (00000000942c1247): kobject_uevent_env [ 76.547675] kobject: 'loop1' (00000000942c1247): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 76.558163] kobject: 'loop4' (00000000851a0388): kobject_uevent_env [ 76.565162] kobject: 'loop4' (00000000851a0388): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 76.576213] kobject: 'loop0' (000000000927e2a0): kobject_uevent_env [ 76.582731] kobject: 'loop0' (000000000927e2a0): fill_kobj_path: path = '/devices/virtual/block/loop0'