From 069adbac2cd85ae00252da6c5576cbf9b9d9ba6e Mon Sep 17 00:00:00 2001 From: Christoph Hellwig Date: Wed, 4 May 2022 07:33:55 -0700 Subject: [PATCH] block: improve the error message from bio_check_eod Print the start sector and length separately instead of the combined value to help with debugging. Signed-off-by: Christoph Hellwig Reviewed-by: Damien Le Moal Link: https://lore.kernel.org/r/20220504143355.568660-1-hch@lst.de Signed-off-by: Jens Axboe --- block/blk-core.c | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) diff --git a/block/blk-core.c b/block/blk-core.c index f305cb6..c3f1e46 100644 --- a/block/blk-core.c +++ b/block/blk-core.c @@ -592,10 +592,9 @@ static inline int bio_check_eod(struct bio *bio) (nr_sectors > maxsector || bio->bi_iter.bi_sector > maxsector - nr_sectors)) { pr_info_ratelimited("%s: attempt to access beyond end of device\n" - "%pg: rw=%d, want=%llu, limit=%llu\n", - current->comm, - bio->bi_bdev, bio->bi_opf, - bio_end_sector(bio), maxsector); + "%pg: rw=%d, sector=%llu, nr_sectors = %u limit=%llu\n", + current->comm, bio->bi_bdev, bio->bi_opf, + bio->bi_iter.bi_sector, nr_sectors, maxsector); return -EIO; } return 0; -- 2.7.4