r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file1\x00', 0x882c2, 0x0)
pwritev2(r0, &(0x7f0000000100)=[{&(0x7f0000000000)='c', 0x1}], 0x1, 0x0, 0x0, 0x8)