r0 = socket$nl_generic(0x10, 0x3, 0x10)
r1 = socket$inet6_tcp(0xa, 0x1, 0x0)
bind$inet6(r1, &(0x7f0000000200)={0xa, 0x4e20, 0x0, @loopback}, 0x1c)
r2 = socket$nl_generic(0x10, 0x3, 0x10)
fcntl$setstatus(r1, 0x4, 0xc00)
connect$inet6(r1, &(0x7f0000000000)={0xa, 0x4e20, 0x0, @loopback}, 0x1c)
sendmsg$inet6(r1, &(0x7f00000006c0)={0x0, 0x0, &(0x7f0000000540)=[{&(0x7f00000001c0)="cf", 0xfffffdef}], 0x1}, 0x10044001)
ioctl$sock_ipv6_tunnel_SIOCCHGPRL(r2, 0x89f7, &(0x7f0000000100)={'syztnl0\x00', 0x0})
dup2(r0, r1)