Messages in this thread | | | Subject | Re: reiserfs bug | From | Vladimir Saveliev <> | Date | Tue, 05 Oct 2004 19:01:39 +0400 |
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Hello
On Thu, 2004-07-01 at 10:09, Hongwei Li wrote: > Hi: > My machine am running linux-2.4.25, it crash in the > reiser_panic. > I looked at the oops and find out the followings: > check_leaf_block_head pass the 0 as "sb" value, and > cause reiser_panic crash. > Any fix for this? >
Reiserfs found metadata corruption. It is supposed to not crash but return i/o error,
but you should reiserfsck your filesystem.
We have to improve reiserfs data corruption handling.
> static void check_leaf_block_head (struct buffer_head > * bh) > { > struct block_head * blkh; > int nr; > > blkh = B_BLK_HEAD (bh); > nr = blkh_nr_item(blkh); > if ( nr > (bh->b_size - BLKH_SIZE) / IH_SIZE) > reiserfs_panic (0, "vs-6010: > check_leaf_block_head: invalid item number %z", bh); > if ( blkh_free_space(blkh) > > bh->b_size - BLKH_SIZE - IH_SIZE * nr ) > reiserfs_panic (0, "vs-6020: > check_leaf_block_head: invalid free space %z", bh); > > } > > void reiserfs_panic (struct super_block * sb, const > char * fmt, ...) > { > show_reiserfs_locks() ; > do_reiserfs_warning(fmt); > printk ( KERN_EMERG "%s (device %s)\n", error_buf, > bdevname(sb->s_dev)); > BUG (); > > /* this is not actually called, but makes > reiserfs_panic() "noreturn" */ > panic ("REISERFS: panic (device %s): %s\n", > sb ? kdevname(sb->s_dev) : "sb == 0", error_buf); > } > > Li Hongwei > > > > > __________________________________ > Do you Yahoo!? > New and Improved Yahoo! Mail - 100MB free storage! > http://promotions.yahoo.com/new_mail > - > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ >
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