r0 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000080)='/sys/power/image_size', 0x22902, 0x0)
pwritev2(r0, &(0x7f0000000280)=[{&(0x7f00000000c0)='6', 0x1}], 0x1, 0x0, 0x0, 0x0)