Re: kernel BUG at fs/dcache.c:2105 (__d_rehash(): BUG_ON(!d_unhashed(entry)))

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On 9/18/12 5:23 PM, "J. Bruce Fields" <bfields@xxxxxxxxxxxx> wrote:

>But it looks like line 2105 of 3.0.30 is a comment?:
>
>$ git show v3.0.30:fs/dcache.c |nl|grep '2105'
>2105	 * This helper attempts to cope with remotely renamed directories
>
>$ git grep -n 'BUG_ON(!d_unhashed(entry))' v3.0.30:fs/dcache.c
>v3.0.30:fs/dcache.c:2077:       BUG_ON(!d_unhashed(entry));
>
>Just curious.
>
>--b.

It's just some instrumentation, doesn't have an affect on the outcome,
it's the same src line. In retrospect I probably should have grabbed the
stack from the vanilla dcache.c. Anyways I'll be getting more data but it
will take a few days, I can get a vanilla one if that will satisfy you.

-Debabrata

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