Warning: Permanently added '10.128.1.22' (ECDSA) to the list of known hosts.
2022/09/04 23:05:18 parsed 1 programs
2022/09/04 23:05:18 executed programs: 0
2022/09/04 23:05:19 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:19 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:19 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:19 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:19 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:20 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:20 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:20 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:20 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:20 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:21 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:21 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:21 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:21 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:21 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:21 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:22 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:22 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:22 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:22 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:23 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:23 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:23 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:23 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:23 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:24 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:24 executed programs: 31
2022/09/04 23:05:24 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:24 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:24 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:24 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:24 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:24 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:24 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:25 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:25 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:25 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:25 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:25 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:25 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:26 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:26 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:26 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:26 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:26 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:26 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:27 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:27 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:27 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:27 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:27 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:27 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:28 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:28 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:28 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:28 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:28 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:28 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:29 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:29 executed programs: 63
2022/09/04 23:05:29 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:29 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:29 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:29 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:29 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:30 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:31 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:31 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:31 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:31 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:31 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:31 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:31 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:32 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:32 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:32 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:32 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:32 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:32 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:32 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:32 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:33 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:33 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:33 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:33 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:33 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:34 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:34 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:34 executed programs: 91
2022/09/04 23:05:34 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:34 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:34 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:35 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:35 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:35 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:35 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:35 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:35 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:36 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:36 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:36 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:36 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:36 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:36 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:37 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:37 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:37 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:37 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:37 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:37 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:38 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:38 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:38 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:38 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:38 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:39 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:39 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:39 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:39 executed programs: 120
2022/09/04 23:05:39 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:40 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:40 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:40 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:40 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:40 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:40 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:40 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:40 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:40 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:41 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:41 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:41 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:41 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:41 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:42 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:42 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:42 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:42 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:43 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:43 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:43 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:43 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:43 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:43 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:44 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:44 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:44 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:44 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:44 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:44 executed programs: 150
2022/09/04 23:05:44 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:45 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:45 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:45 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:45 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:45 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:46 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:46 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:46 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:46 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:46 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:46 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:47 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:47 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:47 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:47 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:47 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:47 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:48 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:48 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:48 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:49 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:49 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:49 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:49 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:49 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:50 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:50 executed programs: 177
2022/09/04 23:05:50 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:50 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:50 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:50 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:50 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:50 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:51 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:51 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:51 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:51 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:51 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:51 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:52 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:52 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:52 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:52 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:52 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:52 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:52 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:53 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:53 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:53 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:53 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:53 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:53 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:54 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:54 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:54 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:54 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:54 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:55 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:55 executed programs: 208
2022/09/04 23:05:55 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:55 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:55 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:55 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:55 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:56 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:56 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:57 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:57 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:57 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:57 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:57 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:57 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:58 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:58 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:58 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:58 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:58 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:58 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:59 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:59 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:59 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:59 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:59 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:05:59 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:00 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:00 executed programs: 234
2022/09/04 23:06:00 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:00 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:00 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:00 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:00 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:01 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:01 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:01 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:01 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:01 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:01 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:02 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:02 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:02 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:02 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:02 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:02 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:02 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:03 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:03 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:03 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:03 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:03 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:04 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:04 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:04 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:04 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:04 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:04 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:05 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:06 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:06 executed programs: 265
2022/09/04 23:06:06 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:06 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:06 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:06 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:06 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:06 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:07 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:07 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:07 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:07 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:07 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:07 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:08 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:08 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:08 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:08 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:08 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:08 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:09 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:09 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:09 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:09 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:09 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:09 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:10 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:10 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:10 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:10 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:10 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:10 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:11 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:11 executed programs: 296
2022/09/04 23:06:11 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:11 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:11 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:11 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:11 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:12 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:12 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:12 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:12 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:12 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:12 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:13 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:13 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:13 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:13 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:13 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:13 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:14 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:14 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:14 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:15 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:15 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:15 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:15 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:15 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:15 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:15 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:16 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:16 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:16 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:16 executed programs: 326
2022/09/04 23:06:16 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:16 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:17 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:17 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:17 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:17 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:17 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:17 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:18 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:18 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:18 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:18 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:18 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:19 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:19 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:19 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:19 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:19 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:19 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:20 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:20 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:20 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:20 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:20 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:21 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:21 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:21 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:21 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:21 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:21 executed programs: 355
2022/09/04 23:06:21 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:22 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:22 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:22 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:22 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:22 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:22 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:22 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:22 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:23 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:23 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:23 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:23 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:23 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:24 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:24 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:24 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:25 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:25 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:25 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:25 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:25 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:25 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:25 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:26 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:26 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:26 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:26 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:26 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:27 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:27 executed programs: 385
2022/09/04 23:06:27 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:27 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:27 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:27 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:27 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:28 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:28 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:28 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:28 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:28 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:28 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:29 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:29 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:29 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:29 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:29 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:29 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:30 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:30 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:30 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:31 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:31 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:31 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:31 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:31 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:31 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:32 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:32 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:32 executed programs: 413
2022/09/04 23:06:32 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:32 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:32 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:32 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:33 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:33 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:33 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:33 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:33 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:33 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:33 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:34 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:34 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:34 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:34 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:34 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:34 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:35 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:35 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:35 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:35 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:35 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:36 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:36 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:36 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:36 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:36 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:36 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:37 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:37 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:37 executed programs: 443
2022/09/04 23:06:37 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:37 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:37 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:38 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:38 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:38 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:38 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:38 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:38 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:39 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:39 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:39 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:40 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:40 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:40 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:40 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:40 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:40 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:41 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:41 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:41 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:41 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:41 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:41 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:42 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:42 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:42 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:42 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:42 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:42 executed programs: 472
2022/09/04 23:06:42 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:43 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:43 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:43 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:43 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:43 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:43 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:44 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:44 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:44 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:44 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:44 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:44 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:45 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:45 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:45 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:45 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:45 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:45 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:46 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:46 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:46 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:46 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:47 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:47 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:47 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:47 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:47 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:48 executed programs: 500
2022/09/04 23:06:48 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:48 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:48 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:48 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:49 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:49 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:49 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:49 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:49 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:49 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:50 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:50 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:50 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:50 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:50 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:51 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:51 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:51 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:51 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:51 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:51 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:51 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:52 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:52 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:52 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:52 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:52 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:52 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:53 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:53 executed programs: 529
2022/09/04 23:06:53 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:53 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:53 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:53 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:54 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:54 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:54 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:54 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:54 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:54 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:55 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:55 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:55 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:55 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:55 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:55 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:56 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:56 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:56 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:56 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:56 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:56 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:56 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:57 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:57 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:57 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:57 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:57 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:57 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:58 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:58 executed programs: 559
2022/09/04 23:06:58 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:58 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:59 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:59 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:59 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:59 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:06:59 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:00 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:00 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:00 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:00 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:00 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:01 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:01 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:01 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:01 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:01 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:01 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:02 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:02 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:02 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:02 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:02 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:03 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:03 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:03 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:03 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:03 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:03 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:03 executed programs: 588
2022/09/04 23:07:04 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:04 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:04 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:04 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:04 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:04 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:05 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:05 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:05 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:05 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:05 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:05 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:06 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:06 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:06 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:06 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:07 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:07 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:07 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:07 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:07 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:07 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:07 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:07 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:08 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:08 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:08 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:08 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:08 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:08 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:08 executed programs: 618
2022/09/04 23:07:09 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:09 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:09 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:09 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:09 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:10 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:10 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:10 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:10 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:10 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:11 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:11 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:11 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:11 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:11 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:12 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:12 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:12 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:12 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:12 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:12 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:13 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:13 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:13 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:13 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:13 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:14 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:14 executed programs: 645
2022/09/04 23:07:14 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:14 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:14 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:14 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:14 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:15 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:15 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:15 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:15 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:15 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:15 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:16 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:16 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:16 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:16 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:16 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:16 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:17 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:17 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:17 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:17 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:17 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:18 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:18 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:18 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:18 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:18 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:18 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:19 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:19 executed programs: 674
2022/09/04 23:07:19 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:19 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:19 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:19 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:19 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:19 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:20 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:20 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:20 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:20 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:20 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:20 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:21 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:21 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:21 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:21 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:21 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:21 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:22 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:22 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:23 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:23 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:23 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:23 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:23 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:23 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:24 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:24 executed programs: 701
2022/09/04 23:07:24 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:24 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:24 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:24 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:24 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:25 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:25 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:25 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:25 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:25 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:25 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:26 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:26 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:26 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:26 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:26 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:27 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:27 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:27 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:27 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:27 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:28 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:28 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:28 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:28 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:28 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:29 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:29 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:29 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:29 executed programs: 730
2022/09/04 23:07:29 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:29 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:30 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:30 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:30 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:30 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:30 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:30 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:31 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:31 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:31 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:31 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:31 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:31 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:31 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:31 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:32 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:32 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:32 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:32 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:32 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:32 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:33 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:33 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:33 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:33 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:34 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:34 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:34 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:34 executed programs: 758
2022/09/04 23:07:34 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:34 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:34 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:35 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:35 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:35 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:35 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:36 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:36 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:36 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:36 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:36 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:36 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:37 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:37 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:37 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:37 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:37 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:37 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:38 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:38 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:38 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:38 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:38 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:38 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:39 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:39 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:39 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:39 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:39 executed programs: 788
2022/09/04 23:07:39 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:40 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:40 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:40 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:40 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:40 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:41 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:41 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:41 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:41 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:41 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:41 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:42 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:42 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:42 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:42 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:42 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:42 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:43 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:43 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:43 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:43 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:43 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:43 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:43 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:44 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:44 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:44 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:44 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:44 executed programs: 817
2022/09/04 23:07:44 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:45 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:45 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:45 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:45 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:46 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:46 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:46 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:46 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:46 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:46 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:47 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:47 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:48 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:48 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:48 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:48 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:48 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:49 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:49 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:49 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:49 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:49 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:49 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:50 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:50 executed programs: 842
2022/09/04 23:07:50 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:50 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:50 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:50 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:50 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:51 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:51 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:51 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:51 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:51 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:51 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:52 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:52 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:52 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:52 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:52 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:52 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:53 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:53 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:53 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:53 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:53 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:53 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:53 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:53 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:54 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:54 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:54 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:54 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:54 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:54 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:55 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:55 executed programs: 874
2022/09/04 23:07:55 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:55 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:55 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:56 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:56 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:56 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:56 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:56 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:57 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:57 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:57 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:57 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:57 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:58 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:58 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:58 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:58 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:59 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:59 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:59 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:59 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:59 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:07:59 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:00 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:00 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:00 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:00 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:00 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:00 executed programs: 902
2022/09/04 23:08:00 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:01 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:01 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:01 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:01 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:01 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:01 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:02 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:02 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:02 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:02 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:02 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:02 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:03 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:03 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:03 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:03 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:04 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:04 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:04 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:04 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:04 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:04 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:04 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:04 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:04 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:05 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:05 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:05 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:05 executed programs: 931
2022/09/04 23:08:05 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:05 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:05 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:06 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:06 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:06 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:06 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:07 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:07 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:07 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:07 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:08 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:08 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:08 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:08 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:08 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:08 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:09 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:09 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:09 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:09 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:09 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:09 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:10 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:10 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:10 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:10 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:10 executed programs: 958
2022/09/04 23:08:10 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:10 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:11 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:11 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:11 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:11 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:12 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:12 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:12 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:12 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:12 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:12 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:12 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:13 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:13 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:13 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:13 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:13 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:14 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:14 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:14 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:14 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:14 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:15 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:15 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:15 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:15 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:15 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:15 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:16 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:16 executed programs: 988
2022/09/04 23:08:16 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:16 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:16 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:16 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:16 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:16 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:16 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:17 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:17 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:17 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:17 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:17 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:17 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:18 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:18 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:18 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:18 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:18 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:18 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:19 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:19 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:19 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:19 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:20 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:20 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:20 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:20 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:20 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:20 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:21 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:21 executed programs: 1018
2022/09/04 23:08:21 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:21 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:21 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:21 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:22 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:22 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:22 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:22 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:22 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:23 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:23 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:23 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:23 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:23 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:23 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:24 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:24 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:24 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:24 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:24 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:25 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:25 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:25 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:25 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:25 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:25 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:26 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:26 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:26 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:26 executed programs: 1047
2022/09/04 23:08:26 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:27 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:27 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:27 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:27 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:27 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:27 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:28 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:28 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:28 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:28 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:28 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:28 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:28 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:29 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:29 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:29 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:29 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:29 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:29 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:30 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:30 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:30 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:30 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:30 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:30 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:31 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:31 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:31 executed programs: 1075
2022/09/04 23:08:31 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:31 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:31 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:31 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:32 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:32 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:32 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:33 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:33 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:33 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:33 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:33 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:33 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:34 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:34 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:34 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:34 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:34 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:34 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:35 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:35 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:35 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:35 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:35 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:35 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:36 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:36 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:36 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:36 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:36 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:36 executed programs: 1105
2022/09/04 23:08:36 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:37 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:37 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:37 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:37 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:37 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:38 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:38 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:38 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:38 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:38 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:38 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:39 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:39 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:39 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:39 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:39 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:39 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:39 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:40 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:40 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:40 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:40 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:40 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:40 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:41 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:41 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:41 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:41 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:41 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:42 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:42 executed programs: 1136
2022/09/04 23:08:42 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:42 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:42 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:43 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:43 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:43 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:43 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:43 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:44 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:44 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:44 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:44 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:44 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:44 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:44 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:45 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:45 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:45 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:45 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:45 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:45 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:46 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:46 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:46 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:47 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:47 executed programs: 1161
2022/09/04 23:08:47 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:47 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:47 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:47 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:48 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:48 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:48 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:48 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:48 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:48 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:49 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:49 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:49 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:49 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:49 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:49 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:50 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:50 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:50 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:50 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:50 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:50 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:51 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:51 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:51 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:51 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:51 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:51 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:52 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:52 executed programs: 1190
2022/09/04 23:08:52 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:52 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:52 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:52 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:52 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:52 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:53 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:53 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:53 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:53 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:53 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:53 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:54 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:54 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:54 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:55 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:55 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:55 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:55 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:56 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:56 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:56 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:56 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:56 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:56 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:57 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:57 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:57 executed programs: 1217
2022/09/04 23:08:57 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:57 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:57 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:57 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:58 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:58 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:58 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:58 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:58 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:58 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:59 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:59 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:59 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:59 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:59 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:08:59 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:00 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:00 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:00 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:00 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:00 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:01 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:01 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:01 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:01 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:01 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:01 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:02 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:02 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:02 executed programs: 1246
2022/09/04 23:09:02 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:02 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:02 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:02 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:02 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:03 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:03 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:03 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:03 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:03 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:03 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:04 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:04 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:04 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:04 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:04 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:04 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:04 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:05 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:06 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:06 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:06 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:06 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:06 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:06 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:07 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:07 executed programs: 1272
2022/09/04 23:09:07 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:07 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:07 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:07 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:07 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:08 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:08 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:08 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:08 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:08 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:08 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:09 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:09 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:09 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:09 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:09 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:09 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:10 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:10 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:10 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:10 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:10 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:10 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:11 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:11 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:11 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:11 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:11 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:12 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:12 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:12 executed programs: 1302
2022/09/04 23:09:12 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:12 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:13 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:13 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:13 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:13 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:13 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:14 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:14 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:14 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:14 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:14 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:14 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:15 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:15 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:15 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:15 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:15 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:15 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:15 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:15 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:16 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:16 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:16 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:16 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:16 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:16 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:17 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:17 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:17 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:17 executed programs: 1332
2022/09/04 23:09:18 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:18 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:18 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:18 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:18 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:19 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:19 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:19 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:19 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:19 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:19 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:20 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:20 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:20 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:20 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:20 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:21 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:21 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:21 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:21 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:21 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:21 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:22 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:22 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:22 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:22 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:22 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:22 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:22 executed programs: 1360
2022/09/04 23:09:23 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:23 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:23 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:23 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:23 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:23 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:24 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:24 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:24 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:24 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:24 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:25 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:25 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:25 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:25 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:25 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:25 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:25 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:26 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:26 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:26 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:26 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:26 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:26 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:27 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:27 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:27 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:27 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:27 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:27 executed programs: 1389
2022/09/04 23:09:28 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:28 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:28 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:28 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:28 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:29 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:29 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:29 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:29 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:29 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:30 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:30 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:30 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:30 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:30 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:30 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:31 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:31 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:31 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:31 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:31 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:32 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:32 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:32 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:32 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:32 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:32 executed programs: 1415
2022/09/04 23:09:33 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:33 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:33 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:33 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:33 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:33 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:33 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:34 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:34 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:34 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:34 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:34 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:35 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:35 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:35 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:35 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:36 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:36 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:36 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:36 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:36 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:36 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:37 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:37 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:37 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:37 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:37 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:37 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:37 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:37 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:37 executed programs: 1445
2022/09/04 23:09:38 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:38 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:38 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:38 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:38 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:38 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:38 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:39 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:39 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:39 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:40 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:40 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:40 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:40 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:40 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:40 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:41 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:41 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:41 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:41 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:42 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:42 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:42 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:42 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:42 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:42 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:43 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:43 executed programs: 1472
2022/09/04 23:09:43 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:43 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:43 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:43 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:43 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:44 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:44 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:44 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:44 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:44 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:44 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:45 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:45 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:45 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:45 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:45 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:45 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:46 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:46 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:46 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:47 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:47 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:47 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:47 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:47 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:47 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:47 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:48 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:48 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:48 executed programs: 1501
2022/09/04 23:09:48 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:48 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:48 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:48 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:48 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:49 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:49 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:49 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:49 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:49 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:49 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:50 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:50 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:50 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:50 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:50 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:51 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:51 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:51 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:51 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:51 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:52 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:52 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:52 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:52 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:53 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:53 executed programs: 1527
2022/09/04 23:09:53 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:53 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:53 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:53 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:53 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:54 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:54 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:54 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:54 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:54 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:54 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:55 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:55 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:55 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:55 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:55 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:55 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:56 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:56 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:56 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:56 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:57 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:57 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:57 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:57 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:57 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:57 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:58 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:58 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:58 executed programs: 1556
2022/09/04 23:09:58 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:58 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:58 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:59 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:59 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:59 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:59 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:59 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:59 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:59 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:09:59 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:00 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:00 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:00 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:00 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:00 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:00 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:01 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:01 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:01 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:01 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:01 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:02 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:02 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:02 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:02 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:02 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:03 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:03 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:03 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:03 executed programs: 1586
2022/09/04 23:10:03 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:03 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:04 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:04 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:04 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:04 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:04 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:04 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:05 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:05 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:05 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:05 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:05 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:05 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:06 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:06 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:06 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:06 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:06 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:06 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:07 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:07 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:07 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:07 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:07 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:08 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:08 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:08 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:08 executed programs: 1614
2022/09/04 23:10:08 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:08 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:08 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:09 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:09 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:09 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:09 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:10 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:10 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:10 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:10 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:10 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:10 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:11 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:11 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:11 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:11 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:11 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:11 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:12 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:12 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:12 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:12 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:12 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:12 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:13 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:13 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:13 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:13 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:13 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:13 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:13 executed programs: 1645
2022/09/04 23:10:14 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:14 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:14 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:14 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:14 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:14 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:15 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:15 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:15 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:15 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:16 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:16 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:16 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:16 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:16 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:16 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:17 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:17 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:17 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:17 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:17 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:18 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:18 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:18 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:18 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:18 executed programs: 1670
2022/09/04 23:10:18 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:18 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:19 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:19 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:19 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:19 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:19 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:19 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:20 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:20 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:20 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:20 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:21 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:21 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:21 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:21 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:21 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:21 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:22 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:22 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:22 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:22 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:22 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:22 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:22 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:23 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:23 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:23 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:23 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:23 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:23 executed programs: 1700
2022/09/04 23:10:23 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:23 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:24 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:24 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:24 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:24 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:25 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:25 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:25 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:25 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:25 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:25 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:26 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:26 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:26 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:26 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:26 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:27 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:27 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:27 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:27 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:27 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:27 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:28 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:28 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:28 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:28 executed programs: 1726
2022/09/04 23:10:28 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:28 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:28 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:29 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:29 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:29 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:29 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:30 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:30 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:30 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:30 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:30 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:31 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:31 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:31 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:31 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:31 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:31 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:32 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:32 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:32 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:32 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:32 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:32 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:33 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:33 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:33 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:33 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:33 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:33 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:33 executed programs: 1756
2022/09/04 23:10:33 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:34 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:34 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:34 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:34 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:34 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:34 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:35 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:35 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:35 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:35 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:35 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:36 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:36 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:36 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:36 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:36 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:36 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:37 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:37 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:37 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:38 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:38 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:38 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:38 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:38 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:38 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:39 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:39 executed programs: 1784
2022/09/04 23:10:39 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:39 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:39 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:39 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:39 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:40 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:40 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:40 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:40 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:40 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:40 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:41 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:41 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:41 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:41 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:41 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:41 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:42 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:42 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:42 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:42 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:42 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:42 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:43 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:43 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:43 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:43 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:43 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:44 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:44 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:44 executed programs: 1814
2022/09/04 23:10:44 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:44 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:44 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:44 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:44 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:45 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:45 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:45 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:45 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:45 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:45 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:46 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:46 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:46 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:46 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:46 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:46 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:47 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:48 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:48 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:48 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:48 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:48 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:48 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:48 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:49 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:49 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:49 executed programs: 1841
2022/09/04 23:10:49 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:49 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:49 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:49 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:50 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:50 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:50 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:50 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:50 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:50 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:51 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:51 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:51 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:51 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:51 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:52 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:52 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:52 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:52 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:53 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:53 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:53 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:53 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:53 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:54 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:54 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:54 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:54 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:54 executed programs: 1869
2022/09/04 23:10:54 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:55 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:55 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:55 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:55 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:55 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:55 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:55 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:56 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:56 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:56 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:56 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:56 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:56 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:56 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:57 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:57 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:57 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:57 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:57 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:57 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:58 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:58 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:58 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:58 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:59 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:59 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:59 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:59 executed programs: 1897
2022/09/04 23:10:59 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:59 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:10:59 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:00 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:00 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:00 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:00 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:00 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:00 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:01 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:01 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:01 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:01 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:01 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:02 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:02 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:02 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:02 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:02 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:03 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:03 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:03 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:03 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:03 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:04 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:04 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:04 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:04 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:04 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:04 executed programs: 1926
2022/09/04 23:11:04 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:05 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:05 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:05 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:05 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:05 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:05 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:06 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:06 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:06 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:06 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:06 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:06 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:07 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:07 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:07 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:07 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:07 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:07 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:07 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:08 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:08 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:08 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:08 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:09 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:09 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:09 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:09 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:09 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:09 executed programs: 1955
2022/09/04 23:11:10 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:10 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:10 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:10 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:10 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:11 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:11 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:11 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:11 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:11 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:11 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:12 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:12 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:12 result: failed=false hanged=false err=executor 4: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:12 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:12 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:12 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:13 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:13 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:13 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:13 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:13 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:13 result: failed=false hanged=false err=executor 5: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:14 result: failed=false hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:14 result: failed=false hanged=false err=executor 1: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:14 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:14 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:14 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:14 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:15 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:15 executed programs: 1985
2022/09/04 23:11:15 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:15 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:15 result: failed=false hanged=false err=executor 2: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:15 result: failed=false hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:16 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:16 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:16 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:16 result: failed=false hanged=false err=executor 2: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:16 result: failed=false hanged=false err=executor 4: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:16 result: failed=false hanged=false err=executor 0: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:17 result: failed=false hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:17 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/04 23:11:17 result: failed=false hanged=false err=executor 1: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)