[....] Starting enhanced syslogd: rsyslogd[ 15.588274] audit: type=1400 audit(1522129711.991:4): avc: denied { syslog } for pid=3659 comm="rsyslogd" capability=34 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=capability2 permissive=1 [?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. Starting mcstransd: [....] Starting file context maintaining daemon: restorecond[?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 '10.128.0.55' (ECDSA) to the list of known hosts. 2018/03/27 05:49:48 parsed 1 programs 2018/03/27 05:49:48 executed programs: 0 syzkaller login: [ 92.419416] audit: type=1400 audit(1522129788.821:5): avc: denied { sys_admin } for pid=3859 comm="syz-executor0" capability=21 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=cap_userns permissive=1 [ 92.448695] IPVS: Creating netns size=2536 id=1 [ 92.505019] audit: type=1400 audit(1522129788.911:6): avc: denied { sys_chroot } for pid=3862 comm="syz-executor0" capability=18 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=cap_userns permissive=1 [ 92.530300] audit: type=1400 audit(1522129788.941:7): avc: denied { net_admin } for pid=3862 comm="syz-executor0" capability=12 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=cap_userns permissive=1 [ 92.562604] audit: type=1400 audit(1522129788.961:8): avc: denied { associate } for pid=3862 comm="syz-executor0" name="syz0" scontext=unconfined_u:object_r:unlabeled_t:s0 tcontext=system_u:object_r:unlabeled_t:s0 tclass=filesystem permissive=1 [ 92.590171] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 92.590555] IPVS: stopping backup sync thread 3869 ... [ 92.612458] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 92.614060] IPVS: stopping backup sync thread 3873 ... [ 92.633778] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 92.634350] IPVS: stopping backup sync thread 3877 ... [ 92.656643] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 92.656892] IPVS: stopping backup sync thread 3881 ... [ 92.677484] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 92.678129] IPVS: stopping backup sync thread 3885 ... [ 92.698527] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 92.699118] IPVS: stopping backup sync thread 3889 ... [ 92.719637] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 92.720280] IPVS: stopping backup sync thread 3893 ... [ 92.741040] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 92.741655] IPVS: stopping backup sync thread 3897 ... [ 92.762088] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 92.762642] IPVS: stopping backup sync thread 3901 ... [ 92.783113] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 92.784925] IPVS: stopping backup sync thread 3905 ... [ 92.804037] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 92.804745] IPVS: stopping backup sync thread 3909 ... [ 92.825437] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 92.825995] IPVS: stopping backup sync thread 3913 ... [ 92.846572] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 92.847257] IPVS: stopping backup sync thread 3917 ... [ 92.867745] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 92.868402] IPVS: stopping backup sync thread 3921 ... [ 92.889446] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 92.890525] IPVS: stopping backup sync thread 3925 ... [ 92.910074] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 92.910774] IPVS: stopping backup sync thread 3929 ... [ 92.930401] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 92.931044] IPVS: stopping backup sync thread 3933 ... [ 92.951542] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 92.952193] IPVS: stopping backup sync thread 3937 ... [ 92.972466] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 92.973136] IPVS: stopping backup sync thread 3941 ... [ 92.993408] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 92.994003] IPVS: stopping backup sync thread 3945 ... [ 93.014565] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 93.015761] IPVS: stopping backup sync thread 3949 ... [ 93.035503] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 93.035755] IPVS: stopping backup sync thread 3953 ... [ 93.056056] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 93.057605] IPVS: stopping backup sync thread 3957 ... [ 93.077745] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 93.078368] IPVS: stopping backup sync thread 3961 ... [ 93.099328] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 93.099583] IPVS: stopping backup sync thread 3965 ... [ 93.121153] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 93.121775] IPVS: stopping backup sync thread 3969 ... [ 93.142333] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 93.142929] IPVS: stopping backup sync thread 3973 ... [ 93.163724] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 93.164316] IPVS: stopping backup sync thread 3977 ... [ 93.185096] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 93.186631] IPVS: stopping backup sync thread 3981 ... [ 93.206544] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 93.207607] IPVS: stopping backup sync thread 3985 ... [ 93.227311] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 93.227907] IPVS: stopping backup sync thread 3989 ... [ 93.248370] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 93.248958] IPVS: stopping backup sync thread 3993 ... [ 93.269447] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 93.270097] IPVS: stopping backup sync thread 3997 ... [ 93.290944] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 93.291194] IPVS: stopping backup sync thread 4001 ... [ 93.312651] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 93.313275] IPVS: stopping backup sync thread 4005 ... [ 93.333938] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 93.334862] IPVS: stopping backup sync thread 4009 ... [ 93.355238] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 93.356800] IPVS: stopping backup sync thread 4013 ... [ 93.376846] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 93.385165] IPVS: stopping backup sync thread 4017 ... [ 93.397636] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 93.398212] IPVS: stopping backup sync thread 4021 ... [ 93.419929] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 93.421591] IPVS: stopping backup sync thread 4025 ... [ 93.441154] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 93.441741] IPVS: stopping backup sync thread 4029 ... [ 93.463070] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 93.464558] IPVS: stopping backup sync thread 4033 ... [ 93.483942] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 93.484522] IPVS: stopping backup sync thread 4037 ... [ 93.505048] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 93.506554] IPVS: stopping backup sync thread 4041 ... [ 93.526090] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 93.527673] IPVS: stopping backup sync thread 4045 ... [ 93.548159] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 93.549786] IPVS: stopping backup sync thread 4049 ... [ 93.569598] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 93.570164] IPVS: stopping backup sync thread 4053 ... [ 93.590580] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 93.590854] IPVS: stopping backup sync thread 4057 ... [ 93.611158] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 93.612733] IPVS: stopping backup sync thread 4061 ... [ 93.632384] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 93.632998] IPVS: stopping backup sync thread 4065 ... [ 93.652807] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 93.653402] IPVS: stopping backup sync thread 4069 ... [ 93.674001] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 93.674675] IPVS: stopping backup sync thread 4073 ... [ 93.695906] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 93.696160] IPVS: stopping backup sync thread 4077 ... [ 93.717320] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 93.717929] IPVS: stopping backup sync thread 4081 ... [ 93.738471] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 93.739048] IPVS: stopping backup sync thread 4085 ... [ 93.759557] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 93.760179] IPVS: stopping backup sync thread 4089 ... [ 93.780819] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 93.781375] IPVS: stopping backup sync thread 4093 ... [ 93.801796] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 93.802378] IPVS: stopping backup sync thread 4097 ... [ 93.823065] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 93.823716] IPVS: stopping backup sync thread 4101 ... [ 93.843990] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 93.844814] IPVS: stopping backup sync thread 4105 ... [ 93.865232] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 93.865470] IPVS: stopping backup sync thread 4109 ... [ 93.885997] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 93.886622] IPVS: stopping backup sync thread 4113 ... [ 93.907306] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 93.907977] IPVS: stopping backup sync thread 4117 ... [ 93.928966] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 93.929521] IPVS: stopping backup sync thread 4121 ... [ 93.949988] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 93.950614] IPVS: stopping backup sync thread 4125 ... [ 93.971137] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 93.971384] IPVS: stopping backup sync thread 4129 ... [ 93.991516] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 93.992128] IPVS: stopping backup sync thread 4133 ... [ 94.012683] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 94.013315] IPVS: stopping backup sync thread 4137 ... [ 94.033623] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 94.034268] IPVS: stopping backup sync thread 4141 ... [ 94.056184] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 94.057588] IPVS: stopping backup sync thread 4145 ... [ 94.076914] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 94.077529] IPVS: stopping backup sync thread 4149 ... [ 94.098265] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 94.098800] IPVS: stopping backup sync thread 4153 ... [ 94.119468] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 94.120090] IPVS: stopping backup sync thread 4157 ... [ 94.140429] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 94.141045] IPVS: stopping backup sync thread 4161 ... [ 94.161427] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 94.161988] IPVS: stopping backup sync thread 4165 ... [ 94.182741] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 94.183336] IPVS: stopping backup sync thread 4169 ... [ 94.203890] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 94.204516] IPVS: stopping backup sync thread 4173 ... [ 94.224905] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 94.225486] IPVS: stopping backup sync thread 4177 ... [ 94.246554] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 94.247885] IPVS: stopping backup sync thread 4181 ... [ 94.267456] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 94.269110] IPVS: stopping backup sync thread 4185 ... [ 94.289745] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 94.290381] IPVS: stopping backup sync thread 4189 ... [ 94.310953] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 94.311573] IPVS: stopping backup sync thread 4193 ... [ 94.331853] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 94.332480] IPVS: stopping backup sync thread 4197 ... [ 94.352813] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 94.353419] IPVS: stopping backup sync thread 4201 ... [ 94.375603] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 94.384365] IPVS: stopping backup sync thread 4205 ... [ 94.397393] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 94.397976] IPVS: stopping backup sync thread 4209 ... [ 94.418354] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 94.418950] IPVS: stopping backup sync thread 4213 ... [ 94.439437] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 94.440991] IPVS: stopping backup sync thread 4217 ... [ 94.460894] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 94.462392] IPVS: stopping backup sync thread 4221 ... [ 94.481599] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 94.482251] IPVS: stopping backup sync thread 4225 ... [ 94.502750] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 94.503354] IPVS: stopping backup sync thread 4229 ... [ 94.523669] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 94.524244] IPVS: stopping backup sync thread 4233 ... [ 94.544619] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 94.545234] IPVS: stopping backup sync thread 4237 ... [ 94.565717] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 94.567310] IPVS: stopping backup sync thread 4241 ... [ 94.587969] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 94.588599] IPVS: stopping backup sync thread 4245 ... [ 94.609292] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 94.609898] IPVS: stopping backup sync thread 4249 ... [ 94.630272] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 94.630849] IPVS: stopping backup sync thread 4253 ... [ 94.651498] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 94.652079] IPVS: stopping backup sync thread 4257 ... [ 94.673140] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 94.673765] IPVS: stopping backup sync thread 4261 ... [ 94.694399] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 94.695055] IPVS: stopping backup sync thread 4265 ... [ 94.715457] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 94.715713] IPVS: stopping backup sync thread 4269 ... [ 94.736433] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 94.737034] IPVS: stopping backup sync thread 4273 ... [ 94.757929] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 94.758513] IPVS: stopping backup sync thread 4277 ... [ 94.778915] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 94.779586] IPVS: stopping backup sync thread 4281 ... [ 94.800178] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 94.800791] IPVS: stopping backup sync thread 4285 ... [ 94.821198] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 94.821797] IPVS: stopping backup sync thread 4289 ... [ 94.843201] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 94.843820] IPVS: stopping backup sync thread 4293 ... [ 94.864369] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 94.865176] IPVS: stopping backup sync thread 4297 ... [ 94.885425] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 94.886055] IPVS: stopping backup sync thread 4301 ... [ 94.906417] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 94.906973] IPVS: stopping backup sync thread 4305 ... [ 94.927562] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 94.928166] IPVS: stopping backup sync thread 4309 ... [ 94.948573] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 94.949176] IPVS: stopping backup sync thread 4313 ... [ 94.970946] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 94.971566] IPVS: stopping backup sync thread 4317 ... [ 94.992088] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 94.992750] IPVS: stopping backup sync thread 4321 ... [ 95.013502] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 95.014911] IPVS: stopping backup sync thread 4325 ... [ 95.034459] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 95.035433] IPVS: stopping backup sync thread 4329 ... [ 95.055947] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 95.057429] IPVS: stopping backup sync thread 4333 ... [ 95.077619] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 95.077870] IPVS: stopping backup sync thread 4337 ... [ 95.098701] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 95.099320] IPVS: stopping backup sync thread 4341 ... [ 95.119613] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 95.120255] IPVS: stopping backup sync thread 4345 ... [ 95.140633] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 95.141209] IPVS: stopping backup sync thread 4349 ... [ 95.162017] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 95.163266] IPVS: stopping backup sync thread 4353 ... [ 95.183524] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 95.184146] IPVS: stopping backup sync thread 4357 ... [ 95.204561] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 95.204962] IPVS: stopping backup sync thread 4361 ... [ 95.226244] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 95.226523] IPVS: stopping backup sync thread 4365 ... [ 95.247524] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 95.249100] IPVS: stopping backup sync thread 4369 ... [ 95.268490] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 95.270091] IPVS: stopping backup sync thread 4373 ... [ 95.289603] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 95.290209] IPVS: stopping backup sync thread 4377 ... [ 95.311429] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 95.311976] IPVS: stopping backup sync thread 4381 ... [ 95.332336] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 95.332959] IPVS: stopping backup sync thread 4385 ... [ 95.355692] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 95.356050] IPVS: stopping backup sync thread 4389 ... [ 95.377108] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 95.378712] IPVS: stopping backup sync thread 4393 ... [ 95.398243] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 95.398890] IPVS: stopping backup sync thread 4397 ... [ 95.419254] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 95.420916] IPVS: stopping backup sync thread 4401 ... [ 95.440490] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 95.442040] IPVS: stopping backup sync thread 4405 ... [ 95.461513] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 95.463152] IPVS: stopping backup sync thread 4409 ... [ 95.483772] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 95.484109] IPVS: stopping backup sync thread 4413 ... [ 95.505441] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 95.514097] IPVS: stopping backup sync thread 4417 ... [ 95.527411] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 95.528906] IPVS: stopping backup sync thread 4421 ... [ 95.549015] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 95.550513] IPVS: stopping backup sync thread 4425 ... [ 95.570034] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 95.571528] IPVS: stopping backup sync thread 4429 ... [ 95.591455] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 95.592924] IPVS: stopping backup sync thread 4433 ... [ 95.612261] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 95.613947] IPVS: stopping backup sync thread 4437 ... [ 95.633214] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 95.633877] IPVS: stopping backup sync thread 4441 ... [ 95.654245] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 95.655596] IPVS: stopping backup sync thread 4445 ... [ 95.675388] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 95.676984] IPVS: stopping backup sync thread 4449 ... [ 95.696632] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 95.699768] IPVS: stopping backup sync thread 4453 ... [ 95.717183] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 95.717857] IPVS: stopping backup sync thread 4457 ... [ 95.738330] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 95.740021] IPVS: stopping backup sync thread 4461 ... [ 95.760297] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 95.761949] IPVS: stopping backup sync thread 4465 ... [ 95.781375] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 95.782037] IPVS: stopping backup sync thread 4469 ... [ 95.802279] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 95.802996] IPVS: stopping backup sync thread 4473 ... [ 95.823324] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 95.824035] IPVS: stopping backup sync thread 4477 ... [ 95.844319] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 95.845232] IPVS: stopping backup sync thread 4481 ... [ 95.864819] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 95.866473] IPVS: stopping backup sync thread 4485 ... [ 95.885715] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 95.886338] IPVS: stopping backup sync thread 4489 ... [ 95.906978] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 95.907805] IPVS: stopping backup sync thread 4493 ... [ 95.926992] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 95.927723] IPVS: stopping backup sync thread 4497 ... [ 95.948218] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 95.948982] IPVS: stopping backup sync thread 4501 ... [ 95.969428] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 95.970927] IPVS: stopping backup sync thread 4505 ... [ 95.990476] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 95.992063] IPVS: stopping backup sync thread 4509 ... [ 96.011539] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 96.012168] IPVS: stopping backup sync thread 4513 ... [ 96.032903] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 96.034285] IPVS: stopping backup sync thread 4517 ... [ 96.054819] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 96.056379] IPVS: stopping backup sync thread 4521 ... [ 96.075686] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 96.084432] IPVS: stopping backup sync thread 4525 ... [ 96.097618] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 96.099163] IPVS: stopping backup sync thread 4529 ... [ 96.118869] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 96.120472] IPVS: stopping backup sync thread 4533 ... [ 96.139809] IPVS: sync thread started: state = BACKUP, mcast_ifn = sit0, syncid = 0, id = 0 [ 96.145102] IPVS: stopping backup sync thread 4537 ... [ 96.153996] [ 96.155612] ============================================= [ 96.161114] [ INFO: possible recursive locking detected ] [ 96.166615] 4.9.90-gdd1e37e #6 Not tainted [ 96.170814] --------------------------------------------- [ 96.176317] syz-executor0/4536 is trying to acquire lock: [ 96.181816] (rtnl_mutex){+.+.+.}, at: [] rtnl_lock+0x17/0x20 [ 96.189579] but task is already holding lock: [ 96.194209] (rtnl_mutex){+.+.+.}, at: [] rtnl_lock+0x17/0x20 [ 96.201971] other info that might help us debug this: [ 96.207299] Possible unsafe locking scenario: [ 96.207299] [ 96.213319] CPU0 [ 96.215869] ---- [ 96.218418] lock(rtnl_mutex); [ 96.221887] lock(rtnl_mutex); [ 96.225357] [ 96.225357] *** DEADLOCK *** [ 96.225357] [ 96.231379] May be due to missing lock nesting notation [ 96.231379] [ 96.238272] 2 locks held by syz-executor0/4536: [ 96.242903] #0: (rtnl_mutex){+.+.+.}, at: [] rtnl_lock+0x17/0x20 [ 96.251230] #1: (ipvs->sync_mutex){+.+.+.}, at: [] do_ip_vs_set_ctl+0x8e7/0xc00 [ 96.260841] [ 96.260841] stack backtrace: [ 96.265303] CPU: 0 PID: 4536 Comm: syz-executor0 Not tainted 4.9.90-gdd1e37e #6 [ 96.272715] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 96.282039] ffff8801d380f490 ffffffff81d94ee9 ffffffff8536fd80 ffffffff8536fd80 [ 96.290000] dffffc0000000000 4b7fc7ca90162332 0000000000000000 ffff8801d380f660 [ 96.297959] ffffffff8123b925 ffffffff84c6bca0 ffffffff84fc9a40 ffffffff84c6bca4 [ 96.305915] Call Trace: [ 96.308469] [] dump_stack+0xc1/0x128 [ 96.313800] [] __lock_acquire+0xe35/0x3640 [ 96.319651] [] ? debug_check_no_locks_freed+0x2c0/0x2c0 [ 96.326633] [] ? __lock_is_held+0xa1/0xf0 [ 96.332398] [] lock_acquire+0x12e/0x410 [ 96.337995] [] ? rtnl_lock+0x17/0x20 [ 96.343323] [] ? rtnl_lock+0x17/0x20 [ 96.348656] [] mutex_lock_nested+0xbb/0x870 [ 96.354593] [] ? rtnl_lock+0x17/0x20 [ 96.359927] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 96.366737] [] ? qtaguid_untag+0x487/0x680 [ 96.372588] [] ? mutex_lock_killable_nested+0x960/0x960 [ 96.379584] [] ? _raw_spin_unlock_bh+0x30/0x40 [ 96.379593] [] ? qtaguid_untag+0x326/0x680 [ 96.379602] [] rtnl_lock+0x17/0x20 [ 96.379609] [] ip_mc_drop_socket+0x88/0x230 [ 96.379616] [] inet_release+0x5b/0x1d0 [ 96.379624] [] sock_release+0x8d/0x1e0 [ 96.379633] [] start_sync_thread+0x191b/0x1ef0 [ 96.379639] [] ? ip_vs_proc_sync_conn+0xc90/0xc90 [ 96.379646] [] ? ip_vs_sync_conn+0x2b30/0x2b30 [ 96.379652] [] ? mark_held_locks+0xaf/0x100 [ 96.379660] [] ? mutex_lock_nested+0x5e3/0x870 [ 96.379666] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 96.379673] [] ? mutex_lock_nested+0x56f/0x870 [ 96.379679] [] ? do_ip_vs_set_ctl+0x8e7/0xc00 [ 96.379686] [] ? mutex_lock_killable_nested+0x960/0x960 [ 96.379694] [] ? memcpy+0x45/0x50 [ 96.379700] [] do_ip_vs_set_ctl+0x8fb/0xc00 [ 96.379707] [] ? ip_vs_genl_dump_services+0x430/0x430 [ 96.379714] [] ? mutex_lock_nested+0x5e3/0x870 [ 96.379721] [] ? __mutex_unlock_slowpath+0x220/0x3d0 [ 96.379740] [] ? __ww_mutex_lock_interruptible+0x14a0/0x14a0 [ 96.379748] [] ? sock_has_perm+0x292/0x3e0 [ 96.379754] [] ? mutex_unlock+0x9/0x10 [ 96.379761] [] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 96.379767] [] compat_nf_setsockopt+0xfa/0x130 [ 96.379775] [] compat_ip_setsockopt+0x8b/0xd0 [ 96.379782] [] compat_udp_setsockopt+0x45/0x80 [ 96.379789] [] compat_sock_common_setsockopt+0xb2/0x140 [ 96.379795] [] ? udp_lib_setsockopt+0x560/0x560 [ 96.379803] [] compat_SyS_setsockopt+0x149/0x290 [ 96.379810] [] ? sock_common_setsockopt+0xd0/0xd0 [ 96.379817] [] ? scm_detach_fds_compat+0x3c0/0x3c0 [ 96.379824] [] ? do_fast_syscall_32+0xcf/0x870 [ 96.379831] [] ? scm_detach_fds_compat+0x3c0/0x3c0 [ 96.379837] [] do_fast_syscall_32+0x2f5/0x870 [ 96.379843] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 96.379850] [] entry_SYSENTER_compat+0x90/0xa2