Re: [PATCH v2 0/2] xfs: fix buffer use after free on unpin abort

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On Mon, Jun 21, 2021 at 09:16:42AM -0400, Brian Foster wrote:
> v2:
> - Split assert in patch 2.
> v1: https://lore.kernel.org/linux-xfs/20210511135257.878743-1-bfoster@xxxxxxxxxx/
> - Rework patch 1 to hold conditionally in the abort case and document
>   the underlying design flaw.
> - Add patch 2 to remove some unused code.
> rfc: https://lore.kernel.org/linux-xfs/20210503121816.561340-1-bfoster@xxxxxxxxxx/
> 
> Brian Foster (2):
>   xfs: hold buffer across unpin and potential shutdown processing
>   xfs: remove dead stale buf unpin handling code

Doh, this totally fell off my radar.  Thanks for resubmitting it, I'll
put it in the test queue.

--D

> 
>  fs/xfs/xfs_buf_item.c | 58 +++++++++++++++++--------------------------
>  1 file changed, 23 insertions(+), 35 deletions(-)
> 
> -- 
> 2.26.3
> 



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