r0 = openat$urandom(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
r1 = socket$packet(0x11, 0x2, 0x300)
r2 = dup3(r0, r1, 0x0)
ioctl$RNDGETENTCNT(r2, 0x541b, 0x0)