INIT: Entering runlevel: 2
[[36minfo[39;49m] Using makefile-style concurrent boot in runlevel 2.
[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[1G[[32m ok [39;49m8[?25h[?0c.
[....] Starting periodic command scheduler: cron[?25l[?1c7[1G[[32m ok [39;49m8[?25h[?0c.
[....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[1G[[32m ok [39;49m8[?25h[?0c.
Debian GNU/Linux 7 syzkaller ttyS0
Warning: Permanently added '10.128.10.1' (ECDSA) to the list of known hosts.
syzkaller login: [ 29.395779] IPVS: ftp: loaded support on port[0] = 21
[ 29.399585] IPVS: ftp: loaded support on port[0] = 21
[ 29.406564] IPVS: ftp: loaded support on port[0] = 21
[ 29.406769] IPVS: ftp: loaded support on port[0] = 21
[ 29.415687] IPVS: ftp: loaded support on port[0] = 21
[ 29.421449] IPVS: ftp: loaded support on port[0] = 21
[ 29.424599] IPVS: ftp: loaded support on port[0] = 21
[ 29.428464] IPVS: ftp: loaded support on port[0] = 21
executing program
executing program
executing program
executing program
executing program
executing program
[ 29.544563] IPVS: stopping backup sync thread 4488 ...
[ 29.547432] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 29.566880] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 29.567380] IPVS: stopping backup sync thread 4491 ...
executing program
executing program
executing program
executing program
[ 29.608593] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 29.618617] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 29.627752] IPVS: stopping backup sync thread 4500 ...
[ 29.629147] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 29.639728] IPVS: stopping backup sync thread 4512 ...
[ 29.642435] IPVS: stopping backup sync thread 4502 ...
[ 29.649150] IPVS: stopping backup sync thread 4515 ...
executing program
executing program
executing program
[ 29.652460] IPVS: stopping backup sync thread 4510 ...
[ 29.663740] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 29.665545] IPVS: stopping backup sync thread 4516 ...
[ 29.672619] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 29.678558] IPVS: stopping backup sync thread 4520 ...
[ 29.689699] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 29.703400] IPVS: stopping backup sync thread 4521 ...
executing program
executing program
executing program
executing program
[ 29.706740] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 29.720363] IPVS: stopping backup sync thread 4533 ...
[ 29.724197] IPVS: stopping backup sync thread 4534 ...
[ 29.726399] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 29.731866] IPVS: stopping backup sync thread 4526 ...
[ 29.745860] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
executing program
executing program
executing program
executing program
[ 29.748189] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 29.756520] IPVS: stopping backup sync thread 4537 ...
[ 29.763175] IPVS: stopping backup sync thread 4542 ...
[ 29.774400] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 29.780252] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 29.784589] IPVS: stopping backup sync thread 4544 ...
[ 29.799652] IPVS: stopping backup sync thread 4543 ...
executing program
executing program
[ 29.805272] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 29.805856] IPVS: stopping backup sync thread 4547 ...
[ 29.815913] IPVS: stopping backup sync thread 4554 ...
[ 29.824512] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 29.826157] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 29.835336] IPVS: stopping backup sync thread 4555 ...
[ 29.845213] IPVS: stopping backup sync thread 4559 ...
executing program
executing program
executing program
executing program
executing program
executing program
executing program
[ 29.849125] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 29.857806] IPVS: stopping backup sync thread 4563 ...
[ 29.866128] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 29.866684] IPVS: stopping backup sync thread 4564 ...
[ 29.894960] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
executing program
[ 29.899829] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 29.903617] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 29.912691] IPVS: stopping backup sync thread 4580 ...
[ 29.922744] IPVS: stopping backup sync thread 4578 ...
[ 29.925889] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 29.931213] IPVS: stopping backup sync thread 4581 ...
[ 29.940290] IPVS: stopping backup sync thread 4582 ...
[ 29.948914] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
executing program
executing program
executing program
executing program
executing program
[ 29.950882] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 29.959355] IPVS: stopping backup sync thread 4584 ...
[ 29.967303] IPVS: stopping backup sync thread 4589 ...
[ 29.972570] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 29.979348] IPVS: stopping backup sync thread 4590 ...
[ 29.992374] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 30.001621] IPVS: stopping backup sync thread 4592 ...
executing program
executing program
executing program
[ 30.014770] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 30.015567] IPVS: stopping backup sync thread 4599 ...
[ 30.030737] IPVS: stopping backup sync thread 4606 ...
[ 30.031591] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 30.042801] IPVS: stopping backup sync thread 4609 ...
[ 30.044976] IPVS: stopping backup sync thread 4610 ...
[ 30.050444] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
executing program
executing program
executing program
executing program
[ 30.060331] IPVS: stopping backup sync thread 4612 ...
[ 30.066093] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 30.075154] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 30.079427] IPVS: stopping backup sync thread 4617 ...
[ 30.088759] IPVS: stopping backup sync thread 4618 ...
[ 30.098481] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 30.103794] IPVS: stopping backup sync thread 4622 ...
executing program
[ 30.112508] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 30.112552] IPVS: stopping backup sync thread 4629 ...
[ 30.125689] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 30.131902] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 30.137369] IPVS: stopping backup sync thread 4633 ...
[ 30.146197] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 30.150034] IPVS: stopping backup sync thread 4634 ...
executing program
executing program
executing program
executing program
executing program
executing program
[ 30.162728] IPVS: stopping backup sync thread 4635 ...
[ 30.177860] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 30.178378] IPVS: stopping backup sync thread 4641 ...
[ 30.194838] IPVS: stopping backup sync thread 4649 ...
[ 30.195777] IPVS: stopping backup sync thread 4652 ...
[ 30.205549] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
executing program
executing program
executing program
[ 30.210507] IPVS: stopping backup sync thread 4654 ...
[ 30.214881] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 30.226291] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 30.233409] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 30.238921] IPVS: stopping backup sync thread 4656 ...
[ 30.248719] IPVS: stopping backup sync thread 4662 ...
[ 30.253560] IPVS: stopping backup sync thread 4665 ...
executing program
executing program
[ 30.255572] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 30.263958] IPVS: stopping backup sync thread 4668 ...
[ 30.269550] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 30.277283] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 30.286843] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 30.295145] IPVS: stopping backup sync thread 4669 ...
[ 30.302140] IPVS: stopping backup sync thread 4673 ...
executing program
executing program
executing program
executing program
executing program
executing program
executing program
[ 30.308137] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 30.311866] IPVS: stopping backup sync thread 4675 ...
[ 30.322998] IPVS: stopping backup sync thread 4677 ...
[ 30.324793] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 30.346550] IPVS: stopping backup sync thread 4687 ...
[ 30.350108] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 30.361207] IPVS: stopping backup sync thread 4690 ...
executing program
[ 30.362155] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 30.368157] IPVS: stopping backup sync thread 4693 ...
[ 30.381209] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 30.381931] IPVS: stopping backup sync thread 4695 ...
[ 30.394898] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 30.396062] IPVS: stopping backup sync thread 4701 ...
[ 30.405688] IPVS: stopping backup sync thread 4702 ...
executing program
executing program
[ 30.412811] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 30.415870] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 30.423696] IPVS: stopping backup sync thread 4703 ...
[ 30.435288] IPVS: stopping backup sync thread 4704 ...
[ 30.438285] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 30.446703] IPVS: stopping backup sync thread 4708 ...
[ 30.450900] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
[ 30.459922] IPVS: stopping backup sync thread 4711 ...
[ 30.474862] IPVS: stopping backup sync thread 4716 ...
[ 30.479859] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 30.488892] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 30.489276] IPVS: stopping backup sync thread 4721 ...
[ 30.504224] IPVS: stopping backup sync thread 4728 ...
[ 30.507032] IPVS: stopping backup sync thread 4731 ...
executing program
[ 30.514876] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 30.515883] IPVS: stopping backup sync thread 4732 ...
[ 30.523518] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 30.530891] IPVS: stopping backup sync thread 4733 ...
[ 30.537347] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 30.543519] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 30.557667] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
executing program
executing program
executing program
executing program
executing program
[ 30.560187] IPVS: stopping backup sync thread 4734 ...
[ 30.571801] IPVS: stopping backup sync thread 4735 ...
[ 30.576311] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 30.579547] IPVS: stopping backup sync thread 4740 ...
[ 30.592456] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 30.597855] IPVS: stopping backup sync thread 4746 ...
[ 30.603381] IPVS: stopping backup sync thread 4743 ...
executing program
executing program
executing program
executing program
executing program
[ 30.620474] IPVS: stopping backup sync thread 4748 ...
[ 30.630614] IPVS: stopping backup sync thread 4760 ...
[ 30.635952] IPVS: stopping backup sync thread 4764 ...
[ 30.638769] IPVS: stopping backup sync thread 4765 ...
[ 30.644978] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 30.647271] IPVS: stopping backup sync thread 4766 ...
[ 30.655629] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
executing program
executing program
executing program
[ 30.660910] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 30.669452] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 30.677887] IPVS: stopping backup sync thread 4767 ...
[ 30.686542] IPVS: stopping backup sync thread 4769 ...
[ 30.696736] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 30.705384] IPVS: stopping backup sync thread 4770 ...
[ 30.706961] IPVS: stopping backup sync thread 4777 ...
executing program
executing program
executing program
executing program
[ 30.714698] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 30.718983] IPVS: stopping backup sync thread 4778 ...
[ 30.724907] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 30.732734] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 30.749682] IPVS: stopping backup sync thread 4780 ...
[ 30.754517] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 30.756361] IPVS: stopping backup sync thread 4790 ...
executing program
executing program
executing program
[ 30.766080] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 30.770821] IPVS: stopping backup sync thread 4786 ...
[ 30.782644] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 30.785317] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 30.792076] IPVS: stopping backup sync thread 4792 ...
[ 30.801468] IPVS: stopping backup sync thread 4797 ...
[ 30.810652] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
executing program
executing program
executing program
executing program
executing program
[ 30.813293] IPVS: stopping backup sync thread 4802 ...
[ 30.821207] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 30.827224] IPVS: stopping backup sync thread 4805 ...
[ 30.833700] IPVS: stopping backup sync thread 4803 ...
[ 30.849195] IPVS: stopping backup sync thread 4812 ...
[ 30.855862] IPVS: stopping backup sync thread 4815 ...
[ 30.860931] IPVS: stopping backup sync thread 4818 ...
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
[ 30.867559] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 30.869727] IPVS: stopping backup sync thread 4819 ...
[ 30.877151] IPVS: stopping backup sync thread 4820 ...
[ 30.895740] IPVS: stopping backup sync thread 4830 ...
[ 30.898554] IPVS: stopping backup sync thread 4833 ...
[ 30.906378] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
executing program
[ 30.911279] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 30.919775] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 30.923721] IPVS: stopping backup sync thread 4835 ...
[ 30.932871] IPVS: stopping backup sync thread 4841 ...
[ 30.942708] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 30.942995] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 30.952674] IPVS: stopping backup sync thread 4842 ...
executing program
executing program
[ 30.960669] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 30.967843] IPVS: stopping backup sync thread 4848 ...
[ 30.974151] IPVS: stopping backup sync thread 4850 ...
[ 30.982735] IPVS: stopping backup sync thread 4851 ...
[ 30.984619] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 30.994492] IPVS: stopping backup sync thread 4853 ...
[ 30.998308] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
executing program
executing program
executing program
executing program
executing program
executing program
[ 31.017628] IPVS: stopping backup sync thread 4858 ...
[ 31.018621] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 31.025990] IPVS: stopping backup sync thread 4859 ...
[ 31.041107] IPVS: stopping backup sync thread 4868 ...
[ 31.045718] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 31.051138] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 31.056738] IPVS: stopping backup sync thread 4874 ...
executing program
executing program
executing program
executing program
[ 31.067278] IPVS: stopping backup sync thread 4871 ...
[ 31.068829] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 31.077847] IPVS: stopping backup sync thread 4877 ...
[ 31.082645] IPVS: stopping backup sync thread 4875 ...
[ 31.091522] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 31.102657] IPVS: stopping backup sync thread 4883 ...
[ 31.103986] IPVS: stopping backup sync thread 4878 ...
[ 31.112438] IPVS: stopping backup sync thread 4884 ...
executing program
executing program
executing program
executing program
executing program
[ 31.120981] IPVS: stopping backup sync thread 4889 ...
[ 31.125137] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 31.135454] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 31.135699] IPVS: stopping backup sync thread 4894 ...
[ 31.152241] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 31.156551] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
executing program
executing program
executing program
executing program
[ 31.162826] IPVS: stopping backup sync thread 4896 ...
[ 31.169548] IPVS: stopping backup sync thread 4902 ...
[ 31.180422] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 31.183397] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 31.193395] IPVS: stopping backup sync thread 4904 ...
[ 31.197440] IPVS: stopping backup sync thread 4910 ...
[ 31.205051] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
executing program
executing program
[ 31.211832] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 31.216702] IPVS: stopping backup sync thread 4907 ...
[ 31.231834] IPVS: stopping backup sync thread 4914 ...
[ 31.232199] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 31.237596] IPVS: stopping backup sync thread 4919 ...
[ 31.245801] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 31.251820] IPVS: stopping backup sync thread 4920 ...
[ 31.263887] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
executing program
executing program
executing program
executing program
executing program
executing program
[ 31.273617] IPVS: stopping backup sync thread 4921 ...
[ 31.273768] IPVS: stopping backup sync thread 4927 ...
[ 31.282915] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 31.284899] IPVS: stopping backup sync thread 4928 ...
[ 31.295952] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 31.312359] IPVS: stopping backup sync thread 4936 ...
executing program
executing program
executing program
[ 31.320676] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 31.321075] IPVS: stopping backup sync thread 4940 ...
[ 31.338452] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 31.338957] IPVS: stopping backup sync thread 4943 ...
[ 31.351878] IPVS: stopping backup sync thread 4950 ...
[ 31.354100] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 31.360850] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
executing program
executing program
[ 31.366870] IPVS: stopping backup sync thread 4951 ...
[ 31.374905] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 31.380393] IPVS: stopping backup sync thread 4954 ...
[ 31.388782] IPVS: stopping backup sync thread 4955 ...
[ 31.396871] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 31.399333] IPVS: stopping backup sync thread 4956 ...
[ 31.414710] IPVS: stopping backup sync thread 4960 ...
executing program
executing program
executing program
executing program
executing program
executing program
executing program
[ 31.414868] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 31.426442] IPVS: stopping backup sync thread 4964 ...
[ 31.433039] IPVS: stopping backup sync thread 4965 ...
[ 31.436670] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
executing program
[ 31.466144] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 31.466562] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 31.477508] IPVS: stopping backup sync thread 4980 ...
[ 31.483400] IPVS: stopping backup sync thread 4981 ...
[ 31.489100] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 31.501297] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 31.502961] IPVS: stopping backup sync thread 4983 ...
executing program
[ 31.511642] IPVS: stopping backup sync thread 4984 ...
[ 31.516402] IPVS: stopping backup sync thread 4990 ...
[ 31.525702] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 31.527735] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 31.535335] IPVS: stopping backup sync thread 4992 ...
[ 31.548253] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 31.554005] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
executing program
executing program
executing program
executing program
executing program
executing program
executing program
[ 31.568911] IPVS: stopping backup sync thread 4994 ...
[ 31.584939] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 31.593669] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 31.594716] IPVS: stopping backup sync thread 5001 ...
[ 31.607853] IPVS: stopping backup sync thread 5002 ...
[ 31.608178] IPVS: stopping backup sync thread 4993 ...
[ 31.620867] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 31.621248] IPVS: stopping backup sync thread 5014 ...
[ 31.629609] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 31.634841] IPVS: stopping backup sync thread 5011 ...
[ 31.646170] IPVS: stopping backup sync thread 5015 ...
[ 31.648826] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 31.658573] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
executing program
executing program
executing program
executing program
executing program
executing program
executing program
[ 31.664910] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 31.671576] IPVS: stopping backup sync thread 5019 ...
[ 31.688987] IPVS: stopping backup sync thread 5016 ...
[ 31.710844] IPVS: stopping backup sync thread 5032 ...
executing program
executing program
executing program
[ 31.717794] IPVS: stopping backup sync thread 5034 ...
[ 31.725694] IPVS: stopping backup sync thread 5037 ...
[ 31.728211] IPVS: stopping backup sync thread 5038 ...
[ 31.737224] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 31.739753] IPVS: stopping backup sync thread 5041 ...
[ 31.749889] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 31.759640] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
executing program
executing program
[ 31.761201] IPVS: stopping backup sync thread 5040 ...
[ 31.774195] IPVS: stopping backup sync thread 5044 ...
[ 31.780387] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 31.782378] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 31.789423] IPVS: stopping backup sync thread 5050 ...
[ 31.798099] IPVS: stopping backup sync thread 5056 ...
[ 31.803561] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
[ 31.813250] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 31.818053] IPVS: stopping backup sync thread 5057 ...
[ 31.828072] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 31.838628] IPVS: stopping backup sync thread 5059 ...
[ 31.843116] IPVS: stopping backup sync thread 5060 ...
[ 31.856743] IPVS: stopping backup sync thread 5065 ...
executing program
[ 31.873122] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 31.882479] IPVS: stopping backup sync thread 5074 ...
[ 31.887887] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 31.888779] IPVS: stopping backup sync thread 5079 ...
[ 31.901881] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 31.903419] IPVS: stopping backup sync thread 5085 ...
[ 31.911383] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 31.916575] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 31.925923] IPVS: stopping backup sync thread 5087 ...
[ 31.933283] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 31.938748] IPVS: stopping backup sync thread 5088 ...
[ 31.947851] IPVS: stopping backup sync thread 5089 ...
[ 31.954098] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 31.958287] IPVS: stopping backup sync thread 5091 ...
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
executing program
[ 31.967308] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 31.985764] IPVS: stopping backup sync thread 5094 ...
[ 32.000410] IPVS: stopping backup sync thread 5097 ...
[ 32.027203] IPVS: stopping backup sync thread 5111 ...
[ 32.027265] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 32.033969] IPVS: stopping backup sync thread 5115 ...
[ 32.041245] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 32.053084] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 32.055813] IPVS: stopping backup sync thread 5116 ...
[ 32.063807] IPVS: stopping backup sync thread 5121 ...
[ 32.069491] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 32.074592] IPVS: stopping backup sync thread 5122 ...
[ 32.084540] IPVS: sync thread started: state = BACKUP, mcast_ifn = lo, syncid = 0, id = 0
[ 32.087899]
[ 32.097686] ============================================
[ 32.103118] WARNING: possible recursive locking detected
[ 32.108552] 4.16.0+ #4 Not tainted
[ 32.112066] --------------------------------------------
[ 32.117491] syzkaller975089/5114 is trying to acquire lock:
[ 32.123174] 0000000048d36d20 (rtnl_mutex){+.+.}, at: rtnl_lock+0x17/0x20
[ 32.130004]
[ 32.130004] but task is already holding lock:
[ 32.135967] 0000000048d36d20 (rtnl_mutex){+.+.}, at: rtnl_lock+0x17/0x20
[ 32.142795]
[ 32.142795] other info that might help us debug this:
[ 32.149435] Possible unsafe locking scenario:
[ 32.149435]
[ 32.155464] CPU0
[ 32.158027] ----
[ 32.160589] lock(rtnl_mutex);
[ 32.163847] lock(rtnl_mutex);
[ 32.167102]
[ 32.167102] *** DEADLOCK ***
[ 32.167102]
[ 32.173151] May be due to missing lock nesting notation
[ 32.173151]
[ 32.180060] 2 locks held by syzkaller975089/5114:
[ 32.184883] #0: 0000000048d36d20 (rtnl_mutex){+.+.}, at: rtnl_lock+0x17/0x20
[ 32.192148] #1: 000000001efc545b (ipvs->sync_mutex){+.+.}, at: do_ip_vs_set_ctl+0x562/0x1d30
[ 32.200801]
[ 32.200801] stack backtrace:
[ 32.205276] CPU: 0 PID: 5114 Comm: syzkaller975089 Not tainted 4.16.0+ #4
[ 32.212172] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 32.221499] Call Trace:
[ 32.224074] dump_stack+0x1b9/0x294
[ 32.227682] ? dump_stack_print_info.cold.2+0x52/0x52
[ 32.232856] ? print_lock+0xd1/0xd6
[ 32.236466] ? vprintk_func+0x81/0xe7
[ 32.240257] __lock_acquire.cold.62+0x18c/0x55b
[ 32.244913] ? debug_check_no_locks_freed+0x310/0x310
[ 32.250081] ? perf_tp_event+0xc30/0xc30
[ 32.254120] ? __lock_is_held+0xb5/0x140
[ 32.258161] ? memset+0x31/0x40
[ 32.261420] ? perf_trace_lock_acquire+0x4f1/0x980
[ 32.266329] ? perf_trace_lock+0x900/0x900
[ 32.270540] ? graph_lock+0x170/0x170
[ 32.274319] ? memset+0x31/0x40
[ 32.277577] ? perf_trace_lock_acquire+0x4f1/0x980
[ 32.282483] ? graph_lock+0x170/0x170
[ 32.286260] lock_acquire+0x1dc/0x520
[ 32.290045] ? rtnl_lock+0x17/0x20
[ 32.293566] ? lock_release+0xa10/0xa10
[ 32.297519] ? graph_lock+0x170/0x170
[ 32.301309] ? rcu_note_context_switch+0x710/0x710
[ 32.306217] ? __might_sleep+0x95/0x190
[ 32.310170] ? rtnl_lock+0x17/0x20
[ 32.313697] __mutex_lock+0x16d/0x17f0
[ 32.317561] ? rtnl_lock+0x17/0x20
[ 32.321079] ? rtnl_lock+0x17/0x20
[ 32.324594] ? mutex_trylock+0x2a0/0x2a0
[ 32.328634] ? mark_held_locks+0xc9/0x160
[ 32.332765] ? do_raw_spin_trylock+0x1b0/0x1b0
[ 32.337328] ? _raw_spin_unlock_irq+0x27/0x70
[ 32.341806] ? trace_hardirqs_on_caller+0x421/0x5c0
[ 32.346805] ? trace_hardirqs_on+0xd/0x10
[ 32.350940] ? _raw_spin_unlock_irq+0x27/0x70
[ 32.355416] ? wait_for_completion_killable+0x56c/0x960
[ 32.360760] ? wait_for_completion_interruptible_timeout+0x960/0x960
[ 32.367234] ? lock_downgrade+0x8e0/0x8e0
[ 32.371361] ? kasan_check_read+0x11/0x20
[ 32.375489] ? do_raw_spin_unlock+0x9e/0x2e0
[ 32.379875] ? do_raw_spin_trylock+0x1b0/0x1b0
[ 32.384437] ? wake_up_q+0x100/0x100
[ 32.388138] ? kasan_check_write+0x14/0x20
[ 32.392357] ? do_raw_spin_lock+0xc1/0x200
[ 32.396573] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 32.402091] ? __kthread_create_on_node+0x34f/0x4c0
[ 32.407089] ? __kthread_parkme+0x280/0x280
[ 32.411392] ? kasan_check_read+0x11/0x20
[ 32.415523] ? do_raw_spin_unlock+0x9e/0x2e0
[ 32.419914] ? __lock_is_held+0xb5/0x140
[ 32.423954] mutex_lock_nested+0x16/0x20
[ 32.427998] ? mutex_lock_nested+0x16/0x20
[ 32.432219] rtnl_lock+0x17/0x20
[ 32.435565] ip_mc_drop_socket+0x8f/0x270
[ 32.439691] inet_release+0x4e/0x1f0
[ 32.443383] sock_release+0x96/0x1b0
[ 32.447077] start_sync_thread+0xdc3/0x2d40
[ 32.451378] ? memset+0x31/0x40
[ 32.454638] ? ip_vs_process_message+0xa0a/0xa0a
[ 32.459375] ? ip_vs_sync_conn+0x33a0/0x33a0
[ 32.463760] ? perf_trace_lock+0x900/0x900
[ 32.467971] ? graph_lock+0x170/0x170
[ 32.471751] ? lock_downgrade+0x8e0/0x8e0
[ 32.475882] ? lock_downgrade+0x8e0/0x8e0
[ 32.480016] ? kasan_check_read+0x11/0x20
[ 32.484150] ? do_raw_spin_unlock+0x9e/0x2e0
[ 32.488539] ? __local_bh_enable_ip+0x161/0x230
[ 32.493184] ? find_held_lock+0x36/0x1c0
[ 32.497222] ? lock_downgrade+0x8e0/0x8e0
[ 32.501347] ? lock_release+0xa10/0xa10
[ 32.505307] ? module_unload_free+0x5b0/0x5b0
[ 32.509789] do_ip_vs_set_ctl+0x59c/0x1d30
[ 32.514010] ? find_held_lock+0x36/0x1c0
[ 32.518059] ? ip_vs_genl_set_cmd+0xe80/0xe80
[ 32.522531] ? lock_downgrade+0x8e0/0x8e0
[ 32.526661] ? kasan_check_read+0x11/0x20
[ 32.530785] ? rcu_is_watching+0x85/0x140
[ 32.534916] ? rcu_bh_force_quiescent_state+0x20/0x20
[ 32.540096] ? kasan_check_write+0x14/0x20
[ 32.544321] ? __mutex_unlock_slowpath+0x180/0x8a0
[ 32.549229] ? wait_for_completion+0x870/0x870
[ 32.553789] ? module_unload_free+0x5b0/0x5b0
[ 32.558262] ? fd_install+0x4d/0x60
[ 32.561875] ? mutex_unlock+0xd/0x10
[ 32.565576] nf_setsockopt+0x7d/0xd0
[ 32.569267] ? nf_setsockopt+0x7d/0xd0
[ 32.573134] ip_setsockopt+0xd8/0xf0
[ 32.576826] tcp_setsockopt+0x93/0xe0
[ 32.580603] sock_common_setsockopt+0x9a/0xe0
[ 32.585077] __sys_setsockopt+0x1bd/0x390
[ 32.589210] ? kernel_accept+0x310/0x310
[ 32.593258] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 32.598775] ? syscall_slow_exit_work+0x4f0/0x4f0
[ 32.603596] SyS_setsockopt+0x34/0x50
[ 32.607375] ? SyS_recv+0x40/0x40
[ 32.610808] do_syscall_64+0x29e/0x9d0
[ 32.614672] ? vmalloc_sync_all+0x30/0x30
[ 32.618798] ? _raw_spin_unlock_irq+0x27/0x70
[ 32.623274] ? finish_task_switch+0x1ca/0x810
[ 32.627750] ? syscall_return_slowpath+0x5c0/0x5c0
[ 32.632664] ? syscall_return_slowpath+0x30f/0x5c0
[ 32.637577] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7
[ 32.642923] ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 32.647749] entry_SYSCALL_64_after_hwframe+0x42/0xb7
[ 32.652927] RIP: 0033:0x44aa19
[ 32.656103] RSP: 002b:00007fb0788dbda8 EFLAGS: 00000297 ORIG_RAX: 0000000000000036
[ 32.663789] RAX: ffffffffffffffda RBX: 00000000006e29e4 RCX: 000000000044aa19
[ 32.671038] RDX: 000000000000048b RSI: 0000000000000000 RDI: 0000000000000003
executing program
[ 32.678285] RBP: 0000000000000000 R08: 0000000000000018 R09: 0000000000000000
[ 32.685532] R10: 0000000020000080 R11: 0000000000000297 R12: 00000000006e29e0
[ 32.692790] R13: 006563696d2f7475 R14: 706e692f7665642f R15: 00000000006e2b60