r0 = openat$tun(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0)
r1 = socket$inet(0x2, 0xa, 0x0)
r2 = dup3(r1, r0, 0x0)
ioctl$SIOCGIFHWADDR(r2, 0x8927, &(0x7f0000000040)={'veth0_to_batadv\x00'})