[   56.261998][   T91] device bridge_slave_0 left promiscuous mode
[   56.278006][   T91] bridge0: port 1(bridge_slave_0) entered disabled state
[   56.346450][   T91] team0 (unregistering): Port device team_slave_1 removed
[   56.361419][   T91] team0 (unregistering): Port device team_slave_0 removed
[   56.379031][   T91] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
[   56.395854][   T91] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
[   56.457896][   T91] bond0 (unregistering): Released all slaves
[   76.380185][   T14] cfg80211: failed to load regulatory.db
[  106.776831][ T3610] can: request_module (can-proto-0) failed.
[  106.799780][ T3610] can: request_module (can-proto-0) failed.
Warning: Permanently added '10.128.1.114' (ECDSA) to the list of known hosts.
2022/09/05 11:16:47 parsed 1 programs
2022/09/05 11:16:49 executed programs: 0
2022/09/05 11:16:50 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)
2022/09/05 11:16:50 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)
2022/09/05 11:16:50 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)
2022/09/05 11:16:50 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:16:50 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)
2022/09/05 11:16:50 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:16:50 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)
2022/09/05 11:16:50 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)
2022/09/05 11:16:51 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:16:51 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)
2022/09/05 11:16:52 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)
2022/09/05 11:16:52 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:16:52 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:16:52 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:16:52 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:16:52 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)
2022/09/05 11:16:53 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)
2022/09/05 11:16:53 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)
2022/09/05 11:16:53 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)
2022/09/05 11:16:53 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:16:53 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)
2022/09/05 11:16:53 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:16:53 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:16:54 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)
2022/09/05 11:16:54 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)
2022/09/05 11:16:54 executed programs: 32
2022/09/05 11:16:55 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)
2022/09/05 11:16:55 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)
2022/09/05 11:16:55 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:16:55 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:16:55 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:16:55 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)
2022/09/05 11:16:55 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)
2022/09/05 11:16:56 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)
2022/09/05 11:16:56 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)
2022/09/05 11:16:57 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:16:57 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)
2022/09/05 11:16:57 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:16:57 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:16:57 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:16:57 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:16:57 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:16:57 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)
2022/09/05 11:16:58 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:16:58 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)
2022/09/05 11:16:58 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)
2022/09/05 11:16:58 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:16:59 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:16:59 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)
2022/09/05 11:16:59 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)
2022/09/05 11:16:59 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:00 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)
2022/09/05 11:17:00 executed programs: 58
2022/09/05 11:17:00 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:00 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)
2022/09/05 11:17:00 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:00 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:00 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)
2022/09/05 11:17:00 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)
2022/09/05 11:17:01 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)
2022/09/05 11:17:01 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)
2022/09/05 11:17:01 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:02 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:02 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)
2022/09/05 11:17:02 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:02 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:02 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)
2022/09/05 11:17:02 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:03 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)
2022/09/05 11:17:03 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:03 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)
2022/09/05 11:17:03 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:04 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:04 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)
2022/09/05 11:17:04 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)
2022/09/05 11:17:04 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)
2022/09/05 11:17:04 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)
2022/09/05 11:17:05 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)
2022/09/05 11:17:05 executed programs: 83
2022/09/05 11:17:05 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:05 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:05 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)
2022/09/05 11:17:05 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)
2022/09/05 11:17:05 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:05 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:06 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)
2022/09/05 11:17:06 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)
2022/09/05 11:17:06 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:07 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:07 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)
2022/09/05 11:17:07 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)
2022/09/05 11:17:07 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:07 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:08 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)
2022/09/05 11:17:08 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:08 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)
2022/09/05 11:17:08 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:09 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)
2022/09/05 11:17:09 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:09 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)
2022/09/05 11:17:09 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:09 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)
2022/09/05 11:17:10 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:10 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:10 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:10 executed programs: 109
2022/09/05 11:17:10 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:11 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:11 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:11 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)
2022/09/05 11:17:11 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:11 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)
2022/09/05 11:17:11 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)
2022/09/05 11:17:12 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:12 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:12 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)
2022/09/05 11:17:12 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:12 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)
2022/09/05 11:17:12 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)
2022/09/05 11:17:12 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:13 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:13 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:13 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)
2022/09/05 11:17:13 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)
2022/09/05 11:17:13 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:14 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)
2022/09/05 11:17:14 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)
2022/09/05 11:17:14 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)
2022/09/05 11:17:14 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)
2022/09/05 11:17:14 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:15 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:15 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:16 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:16 executed programs: 136
2022/09/05 11:17:16 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:16 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:16 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)
2022/09/05 11:17:16 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)
2022/09/05 11:17:16 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)
2022/09/05 11:17:17 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:17 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)
2022/09/05 11:17:17 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:18 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)
2022/09/05 11:17:18 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:18 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)
2022/09/05 11:17:18 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)
2022/09/05 11:17:18 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:19 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)
2022/09/05 11:17:19 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:19 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)
2022/09/05 11:17:20 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:20 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:20 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:20 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:20 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)
2022/09/05 11:17:20 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:20 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:20 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)
2022/09/05 11:17:21 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)
2022/09/05 11:17:21 executed programs: 161
2022/09/05 11:17:21 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)
2022/09/05 11:17:21 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)
2022/09/05 11:17:21 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:21 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)
2022/09/05 11:17:22 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:22 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:22 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)
2022/09/05 11:17:23 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:23 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:23 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:23 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)
2022/09/05 11:17:23 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)
2022/09/05 11:17:23 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:23 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:24 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:24 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)
2022/09/05 11:17:24 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:25 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)
2022/09/05 11:17:25 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:25 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)
2022/09/05 11:17:25 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:25 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:26 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)
2022/09/05 11:17:26 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:26 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:26 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:26 executed programs: 187
2022/09/05 11:17:26 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)
2022/09/05 11:17:27 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)
2022/09/05 11:17:27 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:27 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)
2022/09/05 11:17:27 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:28 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)
2022/09/05 11:17:28 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:28 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:28 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:28 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)
2022/09/05 11:17:28 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:28 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)
2022/09/05 11:17:29 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)
2022/09/05 11:17:29 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)
2022/09/05 11:17:29 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:29 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:29 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:30 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:30 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:30 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)
2022/09/05 11:17:30 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:30 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:31 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)
2022/09/05 11:17:31 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:31 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:31 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:31 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:31 executed programs: 214
2022/09/05 11:17:32 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)
2022/09/05 11:17:32 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)
2022/09/05 11:17:33 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)
2022/09/05 11:17:33 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:33 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)
2022/09/05 11:17:33 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)
2022/09/05 11:17:33 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)
2022/09/05 11:17:33 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:34 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)
2022/09/05 11:17:34 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)
2022/09/05 11:17:34 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)
2022/09/05 11:17:35 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:35 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:35 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:35 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)
2022/09/05 11:17:35 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)
2022/09/05 11:17:35 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:36 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:36 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)
2022/09/05 11:17:36 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:36 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:36 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)
2022/09/05 11:17:36 executed programs: 236
2022/09/05 11:17:37 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)
2022/09/05 11:17:37 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)
2022/09/05 11:17:37 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)
2022/09/05 11:17:37 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:37 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)
2022/09/05 11:17:38 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:38 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:38 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:39 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)
2022/09/05 11:17:39 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)
2022/09/05 11:17:39 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)
2022/09/05 11:17:39 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:39 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)
2022/09/05 11:17:39 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:39 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)
2022/09/05 11:17:39 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:40 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)
2022/09/05 11:17:40 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:40 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)
2022/09/05 11:17:40 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)
2022/09/05 11:17:40 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:41 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)
2022/09/05 11:17:41 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:41 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:42 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:42 executed programs: 261
2022/09/05 11:17:42 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:42 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:42 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)
2022/09/05 11:17:42 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)
2022/09/05 11:17:43 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:43 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:43 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:43 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)
2022/09/05 11:17:43 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)
2022/09/05 11:17:44 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)
2022/09/05 11:17:44 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)
2022/09/05 11:17:44 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)
2022/09/05 11:17:44 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:45 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:45 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)
2022/09/05 11:17:45 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:45 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:45 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:45 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:46 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)
2022/09/05 11:17:46 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:46 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:46 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)
2022/09/05 11:17:47 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:47 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:47 executed programs: 286
2022/09/05 11:17:47 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:47 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)
2022/09/05 11:17:47 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:47 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:47 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:48 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:48 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)
2022/09/05 11:17:48 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)
2022/09/05 11:17:48 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)
2022/09/05 11:17:48 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)
2022/09/05 11:17:49 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)
2022/09/05 11:17:49 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:49 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)
2022/09/05 11:17:49 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:49 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:50 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:50 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:50 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)
2022/09/05 11:17:50 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:50 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:51 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:51 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)
2022/09/05 11:17:51 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)
2022/09/05 11:17:52 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)
2022/09/05 11:17:52 executed programs: 310
2022/09/05 11:17:52 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)
2022/09/05 11:17:52 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)
2022/09/05 11:17:52 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)
2022/09/05 11:17:53 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:53 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)
2022/09/05 11:17:53 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:53 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:54 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)
2022/09/05 11:17:54 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)
2022/09/05 11:17:54 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:54 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)
2022/09/05 11:17:55 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:55 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:55 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)
2022/09/05 11:17:55 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:56 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:56 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:56 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:56 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)
2022/09/05 11:17:56 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:57 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)
2022/09/05 11:17:57 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)
2022/09/05 11:17:57 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:57 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)
2022/09/05 11:17:57 executed programs: 334
2022/09/05 11:17:57 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)
2022/09/05 11:17:57 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:57 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)
2022/09/05 11:17:58 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:58 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)
2022/09/05 11:17:59 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)
2022/09/05 11:17:59 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)
2022/09/05 11:17:59 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:59 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)
2022/09/05 11:17:59 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:17:59 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)
2022/09/05 11:18:00 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:00 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)
2022/09/05 11:18:00 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:01 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:01 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:01 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:01 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)
2022/09/05 11:18:01 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:01 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:01 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)
2022/09/05 11:18:02 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)
2022/09/05 11:18:02 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)
2022/09/05 11:18:02 executed programs: 357
2022/09/05 11:18:02 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)
2022/09/05 11:18:02 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)
2022/09/05 11:18:02 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:02 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:03 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:03 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:03 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:04 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)
2022/09/05 11:18:04 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:05 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)
2022/09/05 11:18:05 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)
2022/09/05 11:18:05 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:05 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:05 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)
2022/09/05 11:18:05 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:05 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:06 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)
2022/09/05 11:18:06 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)
2022/09/05 11:18:06 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:06 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)
2022/09/05 11:18:06 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:06 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)
2022/09/05 11:18:07 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)
2022/09/05 11:18:07 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:07 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)
2022/09/05 11:18:07 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)
2022/09/05 11:18:07 executed programs: 383
2022/09/05 11:18:08 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:08 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:08 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)
2022/09/05 11:18:08 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:08 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:08 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)
2022/09/05 11:18:08 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:09 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)
2022/09/05 11:18:09 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:09 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)
2022/09/05 11:18:09 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)
2022/09/05 11:18:09 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:09 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:10 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)
2022/09/05 11:18:10 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)
2022/09/05 11:18:10 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)
2022/09/05 11:18:10 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:10 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:11 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:11 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:11 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:11 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)
2022/09/05 11:18:12 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)
2022/09/05 11:18:12 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:12 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)
2022/09/05 11:18:12 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)
2022/09/05 11:18:13 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:13 executed programs: 410
2022/09/05 11:18:13 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:14 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)
2022/09/05 11:18:14 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:14 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)
2022/09/05 11:18:14 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:14 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)
2022/09/05 11:18:15 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:15 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)
2022/09/05 11:18:15 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)
2022/09/05 11:18:16 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)
2022/09/05 11:18:16 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:16 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:16 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)
2022/09/05 11:18:16 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)
2022/09/05 11:18:17 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)
2022/09/05 11:18:17 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:17 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)
2022/09/05 11:18:17 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)
2022/09/05 11:18:17 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)
2022/09/05 11:18:17 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:18 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:18 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:18 executed programs: 432
2022/09/05 11:18:18 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)
2022/09/05 11:18:18 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)
2022/09/05 11:18:18 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)
2022/09/05 11:18:19 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)
2022/09/05 11:18:19 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)
2022/09/05 11:18:19 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:19 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:19 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:20 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:20 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:20 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)
2022/09/05 11:18:20 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:21 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:21 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)
2022/09/05 11:18:21 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:21 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)
2022/09/05 11:18:21 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)
2022/09/05 11:18:21 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:22 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)
2022/09/05 11:18:22 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)
2022/09/05 11:18:22 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:22 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)
2022/09/05 11:18:23 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:23 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)
2022/09/05 11:18:23 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)
2022/09/05 11:18:23 executed programs: 457
2022/09/05 11:18:23 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)
2022/09/05 11:18:23 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:23 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)
2022/09/05 11:18:24 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:24 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:24 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:24 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:25 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)
2022/09/05 11:18:25 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)
2022/09/05 11:18:25 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)
2022/09/05 11:18:25 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:25 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:26 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:26 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)
2022/09/05 11:18:27 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)
2022/09/05 11:18:27 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:27 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:27 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:27 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)
2022/09/05 11:18:27 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:27 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)
2022/09/05 11:18:28 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)
2022/09/05 11:18:28 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:28 executed programs: 480
2022/09/05 11:18:28 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:29 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:29 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)
2022/09/05 11:18:29 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:29 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:29 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)
2022/09/05 11:18:29 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)
2022/09/05 11:18:29 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)
2022/09/05 11:18:30 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:30 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)
2022/09/05 11:18:30 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)
2022/09/05 11:18:30 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:30 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)
2022/09/05 11:18:30 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)
2022/09/05 11:18:31 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)
2022/09/05 11:18:31 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)
2022/09/05 11:18:31 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:31 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)
2022/09/05 11:18:32 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:32 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:32 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)
2022/09/05 11:18:32 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)
2022/09/05 11:18:32 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)
2022/09/05 11:18:32 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:32 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:32 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:33 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:33 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)
2022/09/05 11:18:33 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)
2022/09/05 11:18:33 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)
2022/09/05 11:18:33 executed programs: 510
2022/09/05 11:18:34 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)
2022/09/05 11:18:34 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)
2022/09/05 11:18:34 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:34 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:34 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:36 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:36 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)
2022/09/05 11:18:36 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)
2022/09/05 11:18:36 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)
2022/09/05 11:18:36 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)
2022/09/05 11:18:36 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:36 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:37 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:38 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)
2022/09/05 11:18:38 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:38 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)
2022/09/05 11:18:38 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:38 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)
2022/09/05 11:18:39 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)
2022/09/05 11:18:39 executed programs: 529
2022/09/05 11:18:39 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:39 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)
2022/09/05 11:18:39 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:39 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)
2022/09/05 11:18:40 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)
2022/09/05 11:18:40 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:40 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)
2022/09/05 11:18:40 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:40 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:40 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:41 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)
2022/09/05 11:18:41 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:41 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)
2022/09/05 11:18:41 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:41 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)
2022/09/05 11:18:42 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)
2022/09/05 11:18:42 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)
2022/09/05 11:18:42 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:42 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)
2022/09/05 11:18:42 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)
2022/09/05 11:18:43 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)
2022/09/05 11:18:43 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:43 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)
2022/09/05 11:18:43 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)
2022/09/05 11:18:44 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:44 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)
2022/09/05 11:18:44 executed programs: 555
2022/09/05 11:18:44 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)
2022/09/05 11:18:44 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:44 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:45 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)
2022/09/05 11:18:45 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:45 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)
2022/09/05 11:18:45 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:45 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:46 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:46 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)
2022/09/05 11:18:46 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:46 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:46 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:46 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:47 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:47 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:47 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)
2022/09/05 11:18:47 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:48 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)
2022/09/05 11:18:48 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:48 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:48 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)
2022/09/05 11:18:48 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:49 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:49 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)
2022/09/05 11:18:49 executed programs: 580
2022/09/05 11:18:49 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:49 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:50 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:50 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:50 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:50 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:51 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)
2022/09/05 11:18:51 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:51 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)
2022/09/05 11:18:51 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)
2022/09/05 11:18:51 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)
2022/09/05 11:18:51 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:52 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:52 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:52 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)
2022/09/05 11:18:52 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:52 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:52 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:53 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)
2022/09/05 11:18:53 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:53 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:53 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:54 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:54 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)
2022/09/05 11:18:54 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:54 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:54 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)
2022/09/05 11:18:54 executed programs: 607
2022/09/05 11:18:54 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)
2022/09/05 11:18:54 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:55 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:55 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:55 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)
2022/09/05 11:18:55 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)
2022/09/05 11:18:55 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)
2022/09/05 11:18:56 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)
2022/09/05 11:18:56 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)
2022/09/05 11:18:56 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:56 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:57 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)
2022/09/05 11:18:57 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:57 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)
2022/09/05 11:18:57 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)
2022/09/05 11:18:57 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)
2022/09/05 11:18:57 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)
2022/09/05 11:18:57 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:58 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:18:59 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)
2022/09/05 11:18:59 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)
2022/09/05 11:18:59 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)
2022/09/05 11:18:59 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)
2022/09/05 11:18:59 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)
2022/09/05 11:18:59 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)
2022/09/05 11:19:00 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:00 executed programs: 633
2022/09/05 11:19:00 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:01 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:01 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)
2022/09/05 11:19:01 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)
2022/09/05 11:19:01 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)
2022/09/05 11:19:02 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:02 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)
2022/09/05 11:19:02 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:02 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:03 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:03 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)
2022/09/05 11:19:03 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:03 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:03 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:04 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)
2022/09/05 11:19:04 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:04 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:04 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)
2022/09/05 11:19:05 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:05 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)
2022/09/05 11:19:05 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:05 executed programs: 654
2022/09/05 11:19:05 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)
2022/09/05 11:19:05 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)
2022/09/05 11:19:05 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:06 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:06 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)
2022/09/05 11:19:06 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)
2022/09/05 11:19:07 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)
2022/09/05 11:19:07 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:07 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)
2022/09/05 11:19:07 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:07 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:07 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:07 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)
2022/09/05 11:19:08 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)
2022/09/05 11:19:08 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:08 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)
2022/09/05 11:19:08 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:09 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)
2022/09/05 11:19:09 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:09 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:09 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)
2022/09/05 11:19:09 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)
2022/09/05 11:19:10 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)
2022/09/05 11:19:10 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)
2022/09/05 11:19:10 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)
2022/09/05 11:19:10 executed programs: 679
2022/09/05 11:19:10 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:10 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:10 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:11 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:11 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)
2022/09/05 11:19:11 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)
2022/09/05 11:19:12 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)
2022/09/05 11:19:12 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:12 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)
2022/09/05 11:19:12 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:12 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:12 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:12 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)
2022/09/05 11:19:13 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)
2022/09/05 11:19:13 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)
2022/09/05 11:19:13 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:14 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)
2022/09/05 11:19:14 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:14 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:14 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)
2022/09/05 11:19:14 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)
2022/09/05 11:19:14 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)
2022/09/05 11:19:16 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)
2022/09/05 11:19:16 executed programs: 702
2022/09/05 11:19:16 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:16 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)
2022/09/05 11:19:16 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)
2022/09/05 11:19:16 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:16 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)
2022/09/05 11:19:16 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)
2022/09/05 11:19:16 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:17 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:17 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:17 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)
2022/09/05 11:19:17 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:17 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)
2022/09/05 11:19:17 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:17 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)
2022/09/05 11:19:17 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:18 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:19 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)
2022/09/05 11:19:19 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:19 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:19 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:19 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)
2022/09/05 11:19:19 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:19 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:20 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:20 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)
2022/09/05 11:19:20 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)
2022/09/05 11:19:20 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:20 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:20 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)
2022/09/05 11:19:20 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:20 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:21 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)
2022/09/05 11:19:21 executed programs: 734
2022/09/05 11:19:21 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:21 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)
2022/09/05 11:19:21 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:22 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)
2022/09/05 11:19:22 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)
2022/09/05 11:19:22 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)
2022/09/05 11:19:22 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)
2022/09/05 11:19:23 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:23 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)
2022/09/05 11:19:24 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)
2022/09/05 11:19:24 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:25 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)
2022/09/05 11:19:25 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:25 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)
2022/09/05 11:19:25 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:25 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:25 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:26 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)
2022/09/05 11:19:26 executed programs: 752
2022/09/05 11:19:26 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:26 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)
2022/09/05 11:19:27 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:27 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:27 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:27 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:28 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)
2022/09/05 11:19:28 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:28 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:28 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)
2022/09/05 11:19:28 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)
2022/09/05 11:19:28 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)
2022/09/05 11:19:28 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:28 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)
2022/09/05 11:19:29 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:29 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:29 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:30 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:30 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)
2022/09/05 11:19:30 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)
2022/09/05 11:19:30 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:30 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:31 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)
2022/09/05 11:19:31 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:31 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:31 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:31 executed programs: 778
2022/09/05 11:19:32 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)
2022/09/05 11:19:32 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)
2022/09/05 11:19:32 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)
2022/09/05 11:19:32 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:32 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:32 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)
2022/09/05 11:19:32 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:33 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)
2022/09/05 11:19:33 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)
2022/09/05 11:19:33 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)
2022/09/05 11:19:33 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:33 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:34 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)
2022/09/05 11:19:34 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:34 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:35 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:35 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)
2022/09/05 11:19:35 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)
2022/09/05 11:19:35 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)
2022/09/05 11:19:35 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:35 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)
2022/09/05 11:19:36 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:36 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)
2022/09/05 11:19:36 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)
2022/09/05 11:19:36 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)
2022/09/05 11:19:36 executed programs: 803
2022/09/05 11:19:36 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:37 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:37 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)
2022/09/05 11:19:37 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)
2022/09/05 11:19:37 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:37 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)
2022/09/05 11:19:38 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)
2022/09/05 11:19:38 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:38 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:38 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)
2022/09/05 11:19:39 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:39 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:39 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)
2022/09/05 11:19:39 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:40 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)
2022/09/05 11:19:40 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)
2022/09/05 11:19:40 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)
2022/09/05 11:19:40 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:40 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)
2022/09/05 11:19:40 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)
2022/09/05 11:19:41 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:41 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:41 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)
2022/09/05 11:19:41 executed programs: 826
2022/09/05 11:19:41 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)
2022/09/05 11:19:41 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:42 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:42 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)
2022/09/05 11:19:42 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:42 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:42 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)
2022/09/05 11:19:43 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)
2022/09/05 11:19:43 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)
2022/09/05 11:19:43 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)
2022/09/05 11:19:43 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:43 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:43 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)
2022/09/05 11:19:43 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)
2022/09/05 11:19:43 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:44 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:44 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)
2022/09/05 11:19:44 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:44 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:45 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:45 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)
2022/09/05 11:19:45 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:45 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:45 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:46 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)
2022/09/05 11:19:46 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)
2022/09/05 11:19:46 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:46 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)
2022/09/05 11:19:46 executed programs: 854
2022/09/05 11:19:46 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:46 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:47 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:47 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)
2022/09/05 11:19:47 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)
2022/09/05 11:19:47 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)
2022/09/05 11:19:48 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:49 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)
2022/09/05 11:19:49 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:49 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)
2022/09/05 11:19:49 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)
2022/09/05 11:19:50 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:50 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:50 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)
2022/09/05 11:19:50 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:51 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:51 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)
2022/09/05 11:19:51 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:51 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:51 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:52 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:52 executed programs: 875
2022/09/05 11:19:52 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)
2022/09/05 11:19:52 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:52 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:52 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:53 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)
2022/09/05 11:19:53 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)
2022/09/05 11:19:53 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:54 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:54 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:54 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)
2022/09/05 11:19:54 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)
2022/09/05 11:19:54 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:54 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)
2022/09/05 11:19:54 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)
2022/09/05 11:19:54 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:55 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:55 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:55 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:56 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)
2022/09/05 11:19:56 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:56 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)
2022/09/05 11:19:56 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)
2022/09/05 11:19:56 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)
2022/09/05 11:19:57 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:57 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:57 executed programs: 900
2022/09/05 11:19:57 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:57 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)
2022/09/05 11:19:57 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)
2022/09/05 11:19:57 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:58 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)
2022/09/05 11:19:58 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)
2022/09/05 11:19:58 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:58 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:59 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)
2022/09/05 11:19:59 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:59 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:19:59 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)
2022/09/05 11:19:59 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:00 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:00 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:00 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:00 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)
2022/09/05 11:20:01 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:01 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)
2022/09/05 11:20:01 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)
2022/09/05 11:20:01 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)
2022/09/05 11:20:02 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:02 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)
2022/09/05 11:20:02 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)
2022/09/05 11:20:02 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:02 executed programs: 925
2022/09/05 11:20:02 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:02 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)
2022/09/05 11:20:02 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)
2022/09/05 11:20:03 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:04 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)
2022/09/05 11:20:04 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:04 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)
2022/09/05 11:20:04 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)
2022/09/05 11:20:04 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)
2022/09/05 11:20:04 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:05 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:05 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)
2022/09/05 11:20:05 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)
2022/09/05 11:20:05 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)
2022/09/05 11:20:05 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:06 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)
2022/09/05 11:20:06 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)
2022/09/05 11:20:06 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)
2022/09/05 11:20:06 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:06 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)
2022/09/05 11:20:06 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)
2022/09/05 11:20:07 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)
2022/09/05 11:20:07 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:07 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)
2022/09/05 11:20:07 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)
2022/09/05 11:20:07 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:07 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:07 executed programs: 952
2022/09/05 11:20:08 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)
2022/09/05 11:20:08 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)
2022/09/05 11:20:08 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)
2022/09/05 11:20:08 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:09 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)
2022/09/05 11:20:09 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)
2022/09/05 11:20:09 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)
2022/09/05 11:20:09 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:09 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:09 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)
2022/09/05 11:20:09 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:10 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:10 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:10 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:10 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:10 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:11 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)
2022/09/05 11:20:11 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)
2022/09/05 11:20:11 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)
2022/09/05 11:20:11 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:12 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:12 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)
2022/09/05 11:20:12 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)
2022/09/05 11:20:13 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)
2022/09/05 11:20:13 executed programs: 976
2022/09/05 11:20:13 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)
2022/09/05 11:20:13 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:13 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:13 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:15 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)
2022/09/05 11:20:15 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)
2022/09/05 11:20:15 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:15 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)
2022/09/05 11:20:15 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)
2022/09/05 11:20:15 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:15 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:15 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)
2022/09/05 11:20:16 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:16 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)
2022/09/05 11:20:16 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)
2022/09/05 11:20:17 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:17 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)
2022/09/05 11:20:17 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:17 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)
2022/09/05 11:20:17 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)
2022/09/05 11:20:18 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:18 executed programs: 997
2022/09/05 11:20:18 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:18 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)
2022/09/05 11:20:18 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:18 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:19 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)
2022/09/05 11:20:19 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:19 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)
2022/09/05 11:20:19 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)
2022/09/05 11:20:20 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:20 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)
2022/09/05 11:20:20 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:20 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)
2022/09/05 11:20:20 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)
2022/09/05 11:20:20 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:20 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)
2022/09/05 11:20:21 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)
2022/09/05 11:20:21 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)
2022/09/05 11:20:21 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:21 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)
2022/09/05 11:20:22 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:22 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)
2022/09/05 11:20:22 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:22 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)
2022/09/05 11:20:22 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)
2022/09/05 11:20:23 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)
2022/09/05 11:20:23 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:23 executed programs: 1023
2022/09/05 11:20:23 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:23 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)
2022/09/05 11:20:23 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)
2022/09/05 11:20:24 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:24 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:24 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)
2022/09/05 11:20:25 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:25 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:25 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:25 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:25 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:25 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:25 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)
2022/09/05 11:20:25 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)
2022/09/05 11:20:26 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:26 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)
2022/09/05 11:20:26 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)
2022/09/05 11:20:26 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:27 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)
2022/09/05 11:20:27 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:27 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)
2022/09/05 11:20:27 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)
2022/09/05 11:20:28 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:28 executed programs: 1046
2022/09/05 11:20:28 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)
2022/09/05 11:20:28 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)
2022/09/05 11:20:29 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)
2022/09/05 11:20:29 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)
2022/09/05 11:20:29 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:29 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:29 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)
2022/09/05 11:20:30 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:30 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)
2022/09/05 11:20:30 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)
2022/09/05 11:20:30 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)
2022/09/05 11:20:30 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:30 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:31 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:31 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)
2022/09/05 11:20:31 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:31 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:32 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:32 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:32 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)
2022/09/05 11:20:32 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)
2022/09/05 11:20:32 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)
2022/09/05 11:20:32 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:32 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:33 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:33 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)
2022/09/05 11:20:33 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)
2022/09/05 11:20:33 executed programs: 1073
2022/09/05 11:20:33 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)
2022/09/05 11:20:33 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)
2022/09/05 11:20:33 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:33 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:34 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:34 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)
2022/09/05 11:20:34 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)
2022/09/05 11:20:35 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)
2022/09/05 11:20:35 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)
2022/09/05 11:20:35 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)
2022/09/05 11:20:35 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)
2022/09/05 11:20:35 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:35 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:35 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)
2022/09/05 11:20:36 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:36 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)
2022/09/05 11:20:36 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)
2022/09/05 11:20:37 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)
2022/09/05 11:20:37 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:37 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)
2022/09/05 11:20:37 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:37 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)
2022/09/05 11:20:38 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:38 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:38 executed programs: 1097
2022/09/05 11:20:39 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)
2022/09/05 11:20:39 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:39 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:39 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:39 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:40 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:40 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)
2022/09/05 11:20:40 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:41 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)
2022/09/05 11:20:41 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:41 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)
2022/09/05 11:20:41 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)
2022/09/05 11:20:41 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:42 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:42 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:42 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:43 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)
2022/09/05 11:20:43 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:43 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:43 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)
2022/09/05 11:20:43 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)
2022/09/05 11:20:43 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)
2022/09/05 11:20:43 executed programs: 1119
2022/09/05 11:20:43 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)
2022/09/05 11:20:43 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:44 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)
2022/09/05 11:20:44 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)
2022/09/05 11:20:44 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:44 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)
2022/09/05 11:20:45 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:45 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)
2022/09/05 11:20:45 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:45 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:46 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)
2022/09/05 11:20:46 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:46 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:46 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)
2022/09/05 11:20:46 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)
2022/09/05 11:20:47 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:47 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)
2022/09/05 11:20:47 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:47 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)
2022/09/05 11:20:48 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)
2022/09/05 11:20:48 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:48 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:48 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:48 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)
2022/09/05 11:20:48 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)
2022/09/05 11:20:48 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:48 executed programs: 1145
2022/09/05 11:20:49 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)
2022/09/05 11:20:49 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:49 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:49 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)
2022/09/05 11:20:49 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)
2022/09/05 11:20:50 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)
2022/09/05 11:20:50 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:50 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:51 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:51 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:51 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)
2022/09/05 11:20:51 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)
2022/09/05 11:20:51 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:51 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)
2022/09/05 11:20:51 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)
2022/09/05 11:20:52 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:52 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:53 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:53 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)
2022/09/05 11:20:53 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:53 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:53 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:53 executed programs: 1167
2022/09/05 11:20:53 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)
2022/09/05 11:20:54 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:54 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:54 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:54 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:54 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:55 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:55 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)
2022/09/05 11:20:55 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:55 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:55 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)
2022/09/05 11:20:56 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:56 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:56 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)
2022/09/05 11:20:57 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)
2022/09/05 11:20:57 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)
2022/09/05 11:20:57 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:57 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)
2022/09/05 11:20:57 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)
2022/09/05 11:20:57 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:57 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:57 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:58 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)
2022/09/05 11:20:58 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:58 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)
2022/09/05 11:20:58 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:58 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)
2022/09/05 11:20:59 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)
2022/09/05 11:20:59 executed programs: 1195
2022/09/05 11:20:59 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)
2022/09/05 11:20:59 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:59 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)
2022/09/05 11:20:59 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:20:59 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:00 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)
2022/09/05 11:21:00 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)
2022/09/05 11:21:00 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)
2022/09/05 11:21:00 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:00 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)
2022/09/05 11:21:01 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)
2022/09/05 11:21:01 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:01 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)
2022/09/05 11:21:02 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)
2022/09/05 11:21:02 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:02 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)
2022/09/05 11:21:02 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:02 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)
2022/09/05 11:21:04 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)
2022/09/05 11:21:04 executed programs: 1214
2022/09/05 11:21:04 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)
2022/09/05 11:21:04 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:04 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)
2022/09/05 11:21:04 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:04 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)
2022/09/05 11:21:04 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)
2022/09/05 11:21:04 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)
2022/09/05 11:21:06 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:06 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)
2022/09/05 11:21:06 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)
2022/09/05 11:21:06 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)
2022/09/05 11:21:06 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)
2022/09/05 11:21:06 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)
2022/09/05 11:21:06 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:07 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:07 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)
2022/09/05 11:21:07 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:08 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)
2022/09/05 11:21:08 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:08 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:08 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:08 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:08 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)
2022/09/05 11:21:09 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:09 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)
2022/09/05 11:21:09 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:09 executed programs: 1240
2022/09/05 11:21:10 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:10 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)
2022/09/05 11:21:10 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:10 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)
2022/09/05 11:21:10 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)
2022/09/05 11:21:10 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)
2022/09/05 11:21:11 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)
2022/09/05 11:21:11 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)
2022/09/05 11:21:11 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:11 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:12 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:12 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:12 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:12 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:12 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)
2022/09/05 11:21:12 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)
2022/09/05 11:21:13 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:13 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:13 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:13 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)
2022/09/05 11:21:13 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:14 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)
2022/09/05 11:21:14 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)
2022/09/05 11:21:14 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)
2022/09/05 11:21:14 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:14 executed programs: 1265
2022/09/05 11:21:15 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)
2022/09/05 11:21:15 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)
2022/09/05 11:21:15 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)
2022/09/05 11:21:15 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:15 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:15 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)
2022/09/05 11:21:16 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:16 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:16 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)
2022/09/05 11:21:16 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)
2022/09/05 11:21:17 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)
2022/09/05 11:21:17 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:17 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:17 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:18 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:18 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:18 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:18 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:19 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:19 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)
2022/09/05 11:21:19 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:19 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:19 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)
2022/09/05 11:21:19 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:20 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)
2022/09/05 11:21:20 executed programs: 1290
2022/09/05 11:21:20 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:20 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:20 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)
2022/09/05 11:21:21 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)
2022/09/05 11:21:21 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)
2022/09/05 11:21:21 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:21 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)
2022/09/05 11:21:21 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:21 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:21 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:22 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)
2022/09/05 11:21:22 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)
2022/09/05 11:21:22 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:22 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:22 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)
2022/09/05 11:21:22 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)
2022/09/05 11:21:22 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:23 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:23 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)
2022/09/05 11:21:23 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:23 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)
2022/09/05 11:21:23 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)
2022/09/05 11:21:24 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:24 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:24 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)
2022/09/05 11:21:24 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:25 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)
2022/09/05 11:21:25 executed programs: 1317
2022/09/05 11:21:25 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:25 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:25 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:25 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)
2022/09/05 11:21:25 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)
2022/09/05 11:21:25 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:26 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:26 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)
2022/09/05 11:21:27 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:27 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)
2022/09/05 11:21:27 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:28 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:28 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)
2022/09/05 11:21:28 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:28 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)
2022/09/05 11:21:28 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)
2022/09/05 11:21:28 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)
2022/09/05 11:21:29 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)
2022/09/05 11:21:29 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:30 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:30 executed programs: 1337
2022/09/05 11:21:30 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)
2022/09/05 11:21:31 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:31 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:31 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:31 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)
2022/09/05 11:21:31 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:31 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)
2022/09/05 11:21:31 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:32 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:32 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)
2022/09/05 11:21:32 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:32 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)
2022/09/05 11:21:32 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)
2022/09/05 11:21:32 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:33 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)
2022/09/05 11:21:33 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:33 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:34 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)
2022/09/05 11:21:34 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)
2022/09/05 11:21:34 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)
2022/09/05 11:21:34 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:34 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:34 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)
2022/09/05 11:21:34 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:35 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:35 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:35 executed programs: 1363
2022/09/05 11:21:36 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:36 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:36 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)
2022/09/05 11:21:36 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)
2022/09/05 11:21:36 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:36 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)
2022/09/05 11:21:36 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:37 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)
2022/09/05 11:21:37 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)
2022/09/05 11:21:37 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:37 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)
2022/09/05 11:21:37 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:38 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)
2022/09/05 11:21:38 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)
2022/09/05 11:21:38 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:38 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)
2022/09/05 11:21:39 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:39 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:39 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:39 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)
2022/09/05 11:21:39 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)
2022/09/05 11:21:39 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:39 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)
2022/09/05 11:21:39 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)
2022/09/05 11:21:41 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)
2022/09/05 11:21:41 executed programs: 1388
2022/09/05 11:21:41 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)
2022/09/05 11:21:41 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:41 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)
2022/09/05 11:21:41 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)
2022/09/05 11:21:41 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)
2022/09/05 11:21:41 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:42 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)
2022/09/05 11:21:42 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:43 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:43 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:43 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)
2022/09/05 11:21:43 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:43 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:43 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:43 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:44 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:44 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)
2022/09/05 11:21:44 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:45 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)
2022/09/05 11:21:45 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)
2022/09/05 11:21:45 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)
2022/09/05 11:21:45 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:45 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)
2022/09/05 11:21:45 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)
2022/09/05 11:21:46 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)
2022/09/05 11:21:46 executed programs: 1413
2022/09/05 11:21:46 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:46 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:46 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:46 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:46 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:46 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:47 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:47 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:47 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:47 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)
2022/09/05 11:21:47 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:48 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)
2022/09/05 11:21:48 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:48 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:48 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)
2022/09/05 11:21:49 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)
2022/09/05 11:21:49 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:49 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:49 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:49 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:49 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)
2022/09/05 11:21:49 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:50 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:51 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)
2022/09/05 11:21:51 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:51 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:51 executed programs: 1439
2022/09/05 11:21:51 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:51 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:51 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:51 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)
2022/09/05 11:21:51 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:53 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:53 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)
2022/09/05 11:21:53 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)
2022/09/05 11:21:53 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)
2022/09/05 11:21:53 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:53 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)
2022/09/05 11:21:53 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)
2022/09/05 11:21:54 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:55 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)
2022/09/05 11:21:55 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)
2022/09/05 11:21:55 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)
2022/09/05 11:21:55 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:55 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:55 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)
2022/09/05 11:21:56 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)
2022/09/05 11:21:56 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)
2022/09/05 11:21:56 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:56 executed programs: 1461
2022/09/05 11:21:57 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:57 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)
2022/09/05 11:21:57 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)
2022/09/05 11:21:57 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)
2022/09/05 11:21:57 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:57 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)
2022/09/05 11:21:57 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)
2022/09/05 11:21:58 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)
2022/09/05 11:21:58 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:58 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:58 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:21:58 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)
2022/09/05 11:21:58 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)
2022/09/05 11:21:58 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)
2022/09/05 11:21:59 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)
2022/09/05 11:21:59 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)
2022/09/05 11:22:00 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:00 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:00 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)
2022/09/05 11:22:00 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)
2022/09/05 11:22:00 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)
2022/09/05 11:22:00 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)
2022/09/05 11:22:00 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)
2022/09/05 11:22:01 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)
2022/09/05 11:22:01 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:02 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)
2022/09/05 11:22:02 executed programs: 1487
2022/09/05 11:22:02 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:02 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:02 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)
2022/09/05 11:22:02 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)
2022/09/05 11:22:02 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)
2022/09/05 11:22:03 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)
2022/09/05 11:22:03 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:03 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)
2022/09/05 11:22:03 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:04 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)
2022/09/05 11:22:04 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)
2022/09/05 11:22:04 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)
2022/09/05 11:22:04 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)
2022/09/05 11:22:04 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)
2022/09/05 11:22:05 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:05 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)
2022/09/05 11:22:05 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)
2022/09/05 11:22:05 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:06 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:06 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:06 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)
2022/09/05 11:22:06 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:07 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:07 executed programs: 1510
2022/09/05 11:22:07 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:07 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:07 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)
2022/09/05 11:22:07 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)
2022/09/05 11:22:07 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)
2022/09/05 11:22:08 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:08 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:08 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)
2022/09/05 11:22:08 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)
2022/09/05 11:22:08 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:09 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)
2022/09/05 11:22:09 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)
2022/09/05 11:22:09 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)
2022/09/05 11:22:09 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:10 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:10 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:10 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)
2022/09/05 11:22:10 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:10 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)
2022/09/05 11:22:10 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)
2022/09/05 11:22:10 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:11 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)
2022/09/05 11:22:11 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:11 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)
2022/09/05 11:22:11 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:11 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)
2022/09/05 11:22:12 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:12 executed programs: 1537
2022/09/05 11:22:12 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)
2022/09/05 11:22:12 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:12 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:12 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:13 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:13 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)
2022/09/05 11:22:13 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)
2022/09/05 11:22:13 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)
2022/09/05 11:22:13 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:13 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)
2022/09/05 11:22:13 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)
2022/09/05 11:22:14 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:14 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:14 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)
2022/09/05 11:22:14 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)
2022/09/05 11:22:14 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:15 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)
2022/09/05 11:22:15 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:15 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:15 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)
2022/09/05 11:22:16 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)
2022/09/05 11:22:16 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:16 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)
2022/09/05 11:22:16 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)
2022/09/05 11:22:17 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:17 executed programs: 1562
2022/09/05 11:22:17 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)
2022/09/05 11:22:17 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)
2022/09/05 11:22:18 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:18 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)
2022/09/05 11:22:18 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:19 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)
2022/09/05 11:22:19 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:20 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)
2022/09/05 11:22:20 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)
2022/09/05 11:22:20 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)
2022/09/05 11:22:20 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:20 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:20 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)
2022/09/05 11:22:21 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)
2022/09/05 11:22:21 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)
2022/09/05 11:22:21 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)
2022/09/05 11:22:21 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)
2022/09/05 11:22:21 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)
2022/09/05 11:22:21 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:22 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:22 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)
2022/09/05 11:22:22 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)
2022/09/05 11:22:22 executed programs: 1584
2022/09/05 11:22:22 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)
2022/09/05 11:22:23 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:23 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)
2022/09/05 11:22:23 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:23 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)
2022/09/05 11:22:23 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)
2022/09/05 11:22:23 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:24 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:24 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)
2022/09/05 11:22:24 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)
2022/09/05 11:22:24 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:25 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:25 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)
2022/09/05 11:22:25 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)
2022/09/05 11:22:25 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:25 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)
2022/09/05 11:22:26 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)
2022/09/05 11:22:26 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)
2022/09/05 11:22:26 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)
2022/09/05 11:22:26 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:27 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:27 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)
2022/09/05 11:22:27 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:27 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:27 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)
2022/09/05 11:22:27 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)
2022/09/05 11:22:27 executed programs: 1610
2022/09/05 11:22:27 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:28 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)
2022/09/05 11:22:28 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:28 result: failed=false hanged=false err=executor 7: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:28 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)
2022/09/05 11:22:29 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:29 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:29 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)
2022/09/05 11:22:29 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:30 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:30 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:30 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:30 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:30 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)
2022/09/05 11:22:30 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:30 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)
2022/09/05 11:22:31 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)
2022/09/05 11:22:31 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:31 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:32 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:32 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:32 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)
2022/09/05 11:22:32 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)
2022/09/05 11:22:32 executed programs: 1633
2022/09/05 11:22:33 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)
2022/09/05 11:22:33 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)
2022/09/05 11:22:33 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:33 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:33 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:34 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:34 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:34 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)
2022/09/05 11:22:34 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)
2022/09/05 11:22:35 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:35 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)
2022/09/05 11:22:35 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:35 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)
2022/09/05 11:22:35 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:35 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:36 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)
2022/09/05 11:22:36 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)
2022/09/05 11:22:36 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)
2022/09/05 11:22:36 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:36 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:37 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:37 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:37 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)
2022/09/05 11:22:37 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:37 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)
2022/09/05 11:22:37 executed programs: 1658
2022/09/05 11:22:37 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)
2022/09/05 11:22:38 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)
2022/09/05 11:22:38 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)
2022/09/05 11:22:38 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:38 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:38 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)
2022/09/05 11:22:38 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)
2022/09/05 11:22:39 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)
2022/09/05 11:22:39 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)
2022/09/05 11:22:39 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:39 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)
2022/09/05 11:22:39 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:40 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:40 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:40 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)
2022/09/05 11:22:40 result: failed=false hanged=false err=executor 5: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:40 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)
2022/09/05 11:22:40 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)
2022/09/05 11:22:41 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)
2022/09/05 11:22:41 result: failed=false hanged=false err=executor 6: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:41 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)
2022/09/05 11:22:41 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:41 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)
2022/09/05 11:22:43 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)
2022/09/05 11:22:43 executed programs: 1682
2022/09/05 11:22:43 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)
2022/09/05 11:22:43 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)
2022/09/05 11:22:43 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)
2022/09/05 11:22:43 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:43 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)
2022/09/05 11:22:44 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)
2022/09/05 11:22:44 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:45 result: failed=false hanged=false err=executor 4: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:45 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)
2022/09/05 11:22:45 result: failed=false hanged=false err=executor 1: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:46 result: failed=false hanged=false err=executor 6: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:46 result: failed=false hanged=false err=executor 2: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:46 result: failed=false hanged=false err=executor 7: failed to write control pipe: write |1: broken pipe

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:46 result: failed=false hanged=false err=executor 3: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
2022/09/05 11:22:46 result: failed=false hanged=false err=executor 0: invalid status 0, exit status: exit status 67

net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)