--- a/drivers/block/zram/zram_drv.c~zram-failing-to-decompress-is-warn_on-worthy +++ a/drivers/block/zram/zram_drv.c @@ -1270,7 +1270,7 @@ static int __zram_bvec_read(struct zram zram_slot_unlock(zram, index); /* Should NEVER happen. Return bio error if it does. */ - if (unlikely(ret)) + if (WARN_ON(ret)) pr_err("Decompression failed! err=%d, page=%u\n", ret, index); return ret;