[ 25.558276] audit: type=1800 audit(1570669277.246:23): pid=6838 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rsyslog" dev="sda1" ino=2442 res=0 [....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] 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 syzkaller login: [ 39.353835] IPVS: ftp: loaded support on port[0] = 21 [ 39.775614] can: request_module (can-proto-0) failed. [ 40.977389] can: request_module (can-proto-0) failed. Warning: Permanently added '10.128.0.233' (ECDSA) to the list of known hosts. 2019/10/10 01:01:39 parsed 1 programs 2019/10/10 01:01:40 executed programs: 0 [ 48.743891] IPVS: ftp: loaded support on port[0] = 21 [ 48.752136] IPVS: ftp: loaded support on port[0] = 21 [ 48.816294] IPVS: ftp: loaded support on port[0] = 21 [ 48.818069] IPVS: ftp: loaded support on port[0] = 21 [ 48.835689] IPVS: ftp: loaded support on port[0] = 21 [ 48.862909] IPVS: ftp: loaded support on port[0] = 21 [ 49.004925] chnl_net:caif_netlink_parms(): no params data found [ 49.021690] chnl_net:caif_netlink_parms(): no params data found [ 49.058049] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.064444] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.072302] device bridge_slave_0 entered promiscuous mode [ 49.079206] chnl_net:caif_netlink_parms(): no params data found [ 49.104061] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.110997] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.118359] device bridge_slave_1 entered promiscuous mode [ 49.140672] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.147098] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.154173] device bridge_slave_0 entered promiscuous mode [ 49.161424] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.167904] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.174715] device bridge_slave_1 entered promiscuous mode [ 49.234668] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 49.248452] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 49.281443] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 49.293634] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.300143] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.307102] device bridge_slave_0 entered promiscuous mode [ 49.314729] chnl_net:caif_netlink_parms(): no params data found [ 49.322773] chnl_net:caif_netlink_parms(): no params data found [ 49.330336] chnl_net:caif_netlink_parms(): no params data found [ 49.340109] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 49.355239] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.361701] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.368783] device bridge_slave_1 entered promiscuous mode [ 49.384239] team0: Port device team_slave_0 added [ 49.396276] team0: Port device team_slave_0 added [ 49.407720] team0: Port device team_slave_1 added [ 49.419188] team0: Port device team_slave_1 added [ 49.429480] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 49.463546] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 49.538799] device hsr_slave_0 entered promiscuous mode [ 49.587555] device hsr_slave_1 entered promiscuous mode [ 49.632302] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.638779] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.645503] device bridge_slave_0 entered promiscuous mode [ 49.655257] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.661688] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.668648] device bridge_slave_1 entered promiscuous mode [ 49.675027] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.681642] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.688437] device bridge_slave_0 entered promiscuous mode [ 49.694698] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.701330] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.708229] device bridge_slave_0 entered promiscuous mode [ 49.715035] team0: Port device team_slave_0 added [ 49.768822] device hsr_slave_0 entered promiscuous mode [ 49.827552] device hsr_slave_1 entered promiscuous mode [ 49.877376] debugfs: Directory 'hsr0' with parent '/' already present! [ 49.888410] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.894893] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.902022] device bridge_slave_1 entered promiscuous mode [ 49.908343] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.914676] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.921756] device bridge_slave_1 entered promiscuous mode [ 49.929018] team0: Port device team_slave_1 added [ 49.938508] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.944903] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.956308] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.962682] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.993495] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 50.003484] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 50.013866] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 50.023776] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.030626] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.046471] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 50.056399] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 50.072694] team0: Port device team_slave_0 added [ 50.082730] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 50.138473] device hsr_slave_0 entered promiscuous mode [ 50.197495] device hsr_slave_1 entered promiscuous mode [ 50.247517] debugfs: Directory 'hsr0' with parent '/' already present! [ 50.266656] team0: Port device team_slave_1 added [ 50.311810] device hsr_slave_0 entered promiscuous mode [ 50.337539] device hsr_slave_1 entered promiscuous mode [ 50.377379] debugfs: Directory 'hsr0' with parent '/' already present! [ 50.397761] team0: Port device team_slave_0 added [ 50.403560] team0: Port device team_slave_1 added [ 50.419814] team0: Port device team_slave_0 added [ 50.430488] team0: Port device team_slave_1 added [ 50.458842] device hsr_slave_0 entered promiscuous mode [ 50.497573] device hsr_slave_1 entered promiscuous mode [ 50.537476] debugfs: Directory 'hsr0' with parent '/' already present! [ 50.618727] device hsr_slave_0 entered promiscuous mode [ 50.657382] device hsr_slave_1 entered promiscuous mode [ 50.697265] debugfs: Directory 'hsr0' with parent '/' already present! [ 50.721941] 8021q: adding VLAN 0 to HW filter on device bond0 [ 50.748372] 8021q: adding VLAN 0 to HW filter on device bond0 [ 50.772578] 8021q: adding VLAN 0 to HW filter on device bond0 [ 50.782701] 8021q: adding VLAN 0 to HW filter on device bond0 [ 50.792313] 8021q: adding VLAN 0 to HW filter on device team0 [ 50.805190] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 50.813195] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 50.826302] 8021q: adding VLAN 0 to HW filter on device team0 [ 50.843512] 8021q: adding VLAN 0 to HW filter on device bond0 [ 50.860291] 8021q: adding VLAN 0 to HW filter on device team0 [ 50.867098] 8021q: adding VLAN 0 to HW filter on device team0 [ 50.879799] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 50.886564] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 50.893734] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 50.901446] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.909054] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.915362] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.922240] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 50.929665] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 50.936412] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 50.943321] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 50.950082] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 50.958306] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.965774] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.972131] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.979240] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 50.986761] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 51.005806] 8021q: adding VLAN 0 to HW filter on device team0 [ 51.025419] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 51.037940] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 51.052668] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 51.060697] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 51.068818] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.075135] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.081902] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 51.089812] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 51.097371] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.103693] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.110629] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 51.118195] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 51.124883] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 51.131939] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 51.139819] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 51.147228] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 51.154810] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 51.162484] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.168816] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.175572] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 51.183352] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 51.190863] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 51.198770] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 51.206654] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.213017] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.219849] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 51.227502] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 51.235211] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 51.243863] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 51.251392] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 51.258880] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 51.266749] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.273812] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 51.280888] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.288697] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 51.319184] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 51.326964] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 51.334653] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.341034] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.349206] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 51.357057] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 51.364666] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.371007] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.378932] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 51.386658] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 51.394474] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.400828] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.407596] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 51.415258] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 51.422865] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.429248] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.435939] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 51.443772] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 51.451498] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 51.459371] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 51.466910] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 51.474682] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 51.482157] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 51.490255] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 51.497832] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 51.505373] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 51.512910] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 51.520562] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 51.528151] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 51.535692] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 51.543176] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 51.550563] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 51.558013] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 51.565570] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 51.573139] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 51.581194] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 51.588761] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 51.596209] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 51.603780] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.610816] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.617968] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 51.624828] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 51.632040] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 51.639342] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 51.654776] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 51.665093] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 51.674414] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 51.688124] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 51.694946] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 51.703713] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 51.711581] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 51.719025] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 51.726295] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 51.733809] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 51.741244] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 51.748948] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 51.758858] 8021q: adding VLAN 0 to HW filter on device bond0 [ 51.769793] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 51.780553] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 51.797021] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 51.808856] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 51.816358] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 51.824699] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 51.832545] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 51.842797] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 51.853768] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 51.872554] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 51.880510] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 51.893352] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 51.906808] 8021q: adding VLAN 0 to HW filter on device team0 [ 51.933458] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 51.942020] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 51.953600] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 51.967874] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 51.978877] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 52.002500] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 52.012650] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 52.032710] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.039115] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.052187] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 52.060247] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 52.068118] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.074444] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.081687] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 52.081939] hrtimer: interrupt took 36616 ns [ 52.089992] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 52.101769] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 52.110945] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 52.125243] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 52.136962] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 52.165348] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.174120] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 52.181538] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 52.216329] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 52.255763] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 52.263993] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 52.272348] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 52.310271] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 52.344173] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 52.384485] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready 2019/10/10 01:01:45 executed programs: 12 2019/10/10 01:01:50 executed programs: 43 2019/10/10 01:01:55 executed programs: 80 2019/10/10 01:02:00 executed programs: 113 2019/10/10 01:02:06 executed programs: 148 2019/10/10 01:02:11 executed programs: 183 2019/10/10 01:02:16 executed programs: 217 2019/10/10 01:02:21 executed programs: 250 2019/10/10 01:02:26 executed programs: 285 2019/10/10 01:02:31 executed programs: 320 2019/10/10 01:02:36 executed programs: 352 2019/10/10 01:02:41 executed programs: 387 2019/10/10 01:02:46 executed programs: 424 2019/10/10 01:02:51 executed programs: 461 2019/10/10 01:02:57 executed programs: 498 2019/10/10 01:03:02 executed programs: 534 2019/10/10 01:03:07 executed programs: 570 2019/10/10 01:03:12 executed programs: 606 2019/10/10 01:03:17 executed programs: 644 2019/10/10 01:03:22 executed programs: 675 2019/10/10 01:03:28 executed programs: 710 2019/10/10 01:03:33 executed programs: 746 2019/10/10 01:03:38 executed programs: 783 2019/10/10 01:03:43 executed programs: 820 2019/10/10 01:03:48 executed programs: 855 2019/10/10 01:03:53 executed programs: 889 2019/10/10 01:03:58 executed programs: 925 2019/10/10 01:04:03 executed programs: 962 2019/10/10 01:04:08 executed programs: 995 2019/10/10 01:04:14 executed programs: 1031 2019/10/10 01:04:19 executed programs: 1067 2019/10/10 01:04:24 executed programs: 1102 2019/10/10 01:04:29 executed programs: 1138 2019/10/10 01:04:34 executed programs: 1173 2019/10/10 01:04:39 executed programs: 1206 2019/10/10 01:04:44 executed programs: 1240 2019/10/10 01:04:50 executed programs: 1276 2019/10/10 01:04:55 executed programs: 1313 2019/10/10 01:05:00 executed programs: 1348 2019/10/10 01:05:05 executed programs: 1383 2019/10/10 01:05:10 executed programs: 1417 2019/10/10 01:05:15 executed programs: 1450 2019/10/10 01:05:20 executed programs: 1484 2019/10/10 01:05:26 executed programs: 1520 2019/10/10 01:05:31 executed programs: 1555 2019/10/10 01:05:36 executed programs: 1586 2019/10/10 01:05:41 executed programs: 1622 2019/10/10 01:05:46 executed programs: 1656 [ 401.087134] rcu: INFO: rcu_preempt self-detected stall on CPU [ 401.093273] rcu: 0-....: (10500 ticks this GP) idle=636/1/0x4000000000000002 softirq=28197/28197 fqs=5250 [ 401.103257] (t=10502 jiffies g=46393 q=1487) [ 401.107742] NMI backtrace for cpu 0 [ 401.111354] CPU: 0 PID: 16696 Comm: syz-executor4 Not tainted 5.4.0-rc2+ #0 [ 401.118433] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 401.127769] Call Trace: [ 401.130329] [ 401.132539] dump_stack+0x113/0x167 [ 401.136160] nmi_cpu_backtrace.cold.7+0x4b/0x84 [ 401.140833] ? lapic_can_unplug_cpu.cold.29+0x3f/0x3f [ 401.145999] nmi_trigger_cpumask_backtrace+0x18b/0x1b7 [ 401.151253] arch_trigger_cpumask_backtrace+0x14/0x20 [ 401.156434] rcu_dump_cpu_stacks+0x16f/0x1bc [ 401.160853] ? trace_hardirqs_off+0x41/0x1a0 [ 401.165246] rcu_sched_clock_irq.cold.84+0x4fb/0xc3e [ 401.170345] ? raise_softirq+0x141/0x340 [ 401.174400] update_process_times+0x23/0x50 [ 401.178712] tick_sched_handle+0x77/0x140 [ 401.182841] tick_sched_timer+0x43/0x100 [ 401.186884] __hrtimer_run_queues+0x332/0xb50 [ 401.191359] ? tick_sched_do_timer+0x140/0x140 [ 401.195920] ? hrtimer_sleeper_start_expires+0x80/0x80 [ 401.201170] ? ktime_get_update_offsets_now+0x14b/0x370 [ 401.206512] hrtimer_interrupt+0x2df/0x760 [ 401.210748] smp_apic_timer_interrupt+0x16f/0x600 [ 401.215567] apic_timer_interrupt+0xf/0x20 [ 401.219775] [ 401.222011] RIP: 0010:check_memory_region+0x123/0x1d0 [ 401.227179] Code: 0d 00 4d 85 c0 75 49 4c 89 e3 48 29 c3 e9 60 ff ff ff 48 85 db 74 2a 41 80 39 00 75 30 48 b8 01 00 00 00 00 fc ff df 49 01 d9 <49> 01 c0 eb 0d 41 80 38 00 49 8d 40 01 75 8e 49 89 c0 4d 39 c8 75 [ 401.246055] RSP: 0018:ffff88809038f148 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 401.253737] RAX: dffffc0000000001 RBX: 0000000000000001 RCX: ffffffff817d823f [ 401.260981] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffff8880937a90b0 [ 401.268244] RBP: ffff88809038f160 R08: 1ffff110126f5216 R09: ffffed10126f5217 [ 401.275490] R10: ffffed10126f5216 R11: ffff8880937a90b7 R12: ffffed10126f5217 [ 401.282737] R13: 0000000000000010 R14: dffffc0000000000 R15: ffff88809038f570 [ 401.290026] ? perf_output_read+0xb5f/0x1470 [ 401.294423] __kasan_check_read+0x11/0x20 [ 401.298546] perf_output_read+0xb5f/0x1470 [ 401.302772] ? rcu_read_lock_held+0x9c/0xb0 [ 401.307076] ? __perf_event_read+0xc00/0xc00 [ 401.311466] ? perf_output_copy+0x2b0/0x2b0 [ 401.315777] ? lockdep_hardirqs_on+0x42d/0x5d0 [ 401.320342] ? trace_hardirqs_on_thunk+0x1a/0x20 [ 401.325072] ? trace_hardirqs_on_caller+0x28/0x1a0 [ 401.329975] ? __kasan_check_read+0x11/0x20 [ 401.334271] ? mark_lock+0xc5/0x11d0 [ 401.337971] ? trace_hardirqs_on_thunk+0x1a/0x20 [ 401.342703] ? memcpy+0x45/0x50 [ 401.345961] ? __lock_acquire+0x96a/0x4ef0 [ 401.350173] perf_output_sample+0x1000/0x18c0 [ 401.354666] ? kvm_is_in_guest+0x10/0x30 [ 401.358708] ? perf_event__output_id_sample+0x70/0x70 [ 401.363877] ? perf_callchain+0x190/0x190 [ 401.368029] ? perf_prepare_sample+0x15d0/0x15d0 [ 401.372773] perf_event_output_forward+0x10e/0x1f0 [ 401.377679] ? perf_prepare_sample+0x15d0/0x15d0 [ 401.382421] __perf_event_overflow+0x11f/0x320 [ 401.386991] perf_swevent_overflow+0x62/0xc0 [ 401.391375] perf_swevent_event+0x1f5/0x2f0 [ 401.395675] ___perf_sw_event+0x25b/0x3f0 [ 401.399804] ? perf_pending_event+0x120/0x120 [ 401.404361] ? lock_downgrade+0x900/0x900 [ 401.408481] ? __kasan_check_write+0x14/0x20 [ 401.412890] ? __do_page_fault+0x38b/0xa50 [ 401.417099] ? lock_downgrade+0x900/0x900 [ 401.421254] ? vmf_insert_mixed_mkwrite+0x10/0x10 [ 401.426079] ? handle_mm_fault+0x232/0x810 [ 401.430309] ? __kasan_check_write+0x14/0x20 [ 401.434690] ? up_read+0x1c6/0x7e0 [ 401.438216] __perf_sw_event+0x3c/0x60 [ 401.442079] ? perf_swevent_get_recursion_context+0x15/0xf0 [ 401.447764] ? __perf_sw_event+0x3c/0x60 [ 401.451804] __do_page_fault+0x618/0xa50 [ 401.455848] do_page_fault+0x2d/0x3c8 [ 401.459628] page_fault+0x39/0x40 [ 401.463082] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 401.468946] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 401.487917] RSP: 0018:ffff88809038fb18 EFLAGS: 00010206 [ 401.493257] RAX: 0000000000000001 RBX: ffff888094d7e000 RCX: 0000000000000340 [ 401.500504] RDX: 0000000000001000 RSI: 00000000208e0000 RDI: ffff888094d7ecc0 [ 401.507749] RBP: ffff88809038fb40 R08: ffffed10129afe00 R09: 0000000000000000 [ 401.514993] R10: ffffed10129afdff R11: ffff888094d7efff R12: 00000000208df340 [ 401.522352] R13: ffff88808bbf0000 R14: 0000000000001000 R15: ffff88809038fcd0 [ 401.529669] ? copyin+0xc4/0x100 [ 401.533028] copy_page_from_iter+0x1bc/0x780 [ 401.537448] pipe_write+0x210/0xcd0 [ 401.541057] new_sync_write+0x402/0x7e0 [ 401.545007] ? trace_hardirqs_on_thunk+0x1a/0x20 [ 401.549742] ? new_sync_read+0x7e0/0x7e0 [ 401.553782] ? retint_kernel+0x2b/0x2b [ 401.557654] __vfs_write+0x97/0x110 [ 401.561263] vfs_write+0x18a/0x520 [ 401.564801] ksys_write+0x105/0x220 [ 401.568424] ? __ia32_sys_read+0xa0/0xa0 [ 401.572467] ? do_syscall_64+0x21/0x5e0 [ 401.576422] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 401.581766] __x64_sys_write+0x6e/0xb0 [ 401.585633] do_syscall_64+0xd0/0x5e0 [ 401.589411] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 401.594579] RIP: 0033:0x457f89 [ 401.597754] Code: ad b8 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 401.616730] RSP: 002b:00007fcb6bd0bc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 401.624415] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457f89 [ 401.631673] RDX: 0000000041395527 RSI: 0000000020000340 RDI: 0000000000000006 [ 401.638921] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 401.646190] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcb6bd0c6d4 [ 401.653436] R13: 00000000004c3cae R14: 00000000004dc448 R15: 00000000ffffffff