r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file1\x00', 0xc02c2, 0x0)
r1 = openat$zero(0xffffffffffffff9c, &(0x7f0000000300), 0x60401, 0x0)
dup3(r1, r0, 0x0)
pwritev(r0, &(0x7f0000000280)=[{&(0x7f0000000040)='I', 0x1}], 0x1, 0x0, 0x0)