r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0)
ioctl$SNAPSHOT_AVAIL_SWAP_SIZE(r0, 0x80083313, &(0x7f0000000180))
openat$sysfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)