1734 			DMERR("policy_remove_cblock failed");  in process_invalidation_request()
2776 		DMERR("could not resize on-disk discard bitset");  in write_discard_bitset()
2799 		DMERR("could not write dirty bitset");  in sync_metadata()
2803 		DMERR("could not write discard bitset");  in sync_metadata()
2809 		DMERR("could not write hints");  in sync_metadata()
2818 		DMERR("could not write cache metadata.  Data loss may occur.");  in sync_metadata()
2956 			DMERR("unable to shrink cache; cache block %llu is dirty",  in can_resize()
2971 		DMERR("could not resize cache metadata");  in resize_cache_dev()
3009 			DMERR("could not load cache mappings");  in cache_preresume()
3029 			DMERR("could not load origin discards");  in cache_preresume()
3077 				DMERR("could not commit metadata for accurate status");  in cache_status()
3083 			DMERR("could not get metadata free block count");  in cache_status()
3089 			DMERR("could not get metadata device size");  in cache_status()
3120 			DMERR("internal error: unknown io mode: %d", (int) cache->features.io_mode);  in cache_status()
3130 				DMERR("policy_emit_config_values returned %d", r);  in cache_status()
3194 	DMERR("invalid cblock range '%s'", str);  in parse_cblock_range()
3205 		DMERR("begin cblock out of range: %llu >= %llu", b, n);  in validate_cblock_range()
3210 		DMERR("end cblock out of range: %llu > %llu", e, n);  in validate_cblock_range()
3215 		DMERR("invalid cblock range: %llu >= %llu", b, e);  in validate_cblock_range()
3249 		DMERR("cache has to be in passthrough mode for invalidation");  in process_invalidate_cblocks_message()
3383 		DMERR("cache target registration failed: %d", r);  in dm_cache_init()