r0 = openat$nvram(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file1\x00', 0x882c2, 0x0)
dup3(r1, r0, 0x0)