Chris Mason wrote:
> On Wed, 2009-04-29 at 12:04 -0400, Marc R. O'Connor wrote:
>> -----BEGIN PGP SIGNED MESSAGE-----
>> Hash: SHA1
>>
>> full file-item.c attached
>>
>> Chris Mason wrote:
>>> On Tue, 2009-04-28 at 13:39 -0400, Marc R. O'Connor wrote:
>>>> I have had two 'kernel bug' issues today both referencing file-item.c.
>>>> The first oops happened when i was cp'ing from and external HD(ext3) to
>>>> and ext3 partition. The second happened during boot up. I have attached
>>>> them both.
>>>>
>>>> Im using btrfs that was merged into my kernel yesterday.
>>>>
>>>> plain text document attachment (btrfs_bug_1)
>>>> Apr 28 10:55:10 cosmo2 ------------[ cut here ]------------
>>>> Apr 28 10:55:10 cosmo2 kernel BUG at fs/btrfs/file-item.c:494!
>>> Well, I think I see the bug. It looks like we want to do
>>>
>>> - if (key->offset < bytenr && csum_end <= end_byte) {
>>> + if (key->offset <= bytenr && csum_end <= end_byte) {
>>>
>>> in truncate_one_csum. But I need to test that here for a bit and send
>>> you a patch.
>
> Ok, line 494 is actually this one ;)
>
> key->offset = end_byte;
> ret = btrfs_set_item_key_safe(trans, root, path, key);
> BUG_ON(ret); <---- 494
>
> Which means we're finding things out of order in the btree leaf.
>
> Could you please run btrfsck on this filesystem?
>
> -chris
>
>
I have done that on all btrfs partitions I have and btrfsck did not
return anything odd.
--
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Marc R. O'Connor
Information Systems
Camden County Board of Social Services
600 Market St.
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