r0 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000700)='/sys/power/pm_freeze_timeout', 0x0, 0x0)
readv(r0, &(0x7f00000001c0)=[{&(0x7f00000000c0)=""/210, 0xd2}], 0x1)