r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
fcntl$setstatus(r0, 0x4, 0x2000)
r1 = socket$packet(0x11, 0x3, 0x300)
dup3(r1, r0, 0x0)