Re: [PATCH] zram: set physical queue limits to avoid array out of bounds accesses

From: Jens Axboe
Date: Mon Mar 06 2017 - 10:22:50 EST


On 03/06/2017 03:23 AM, Johannes Thumshirn wrote:
> zram can handle at most SECTORS_PER_PAGE sectors in a bio's bvec. When using
> the NVMe over Fabrics loopback target which potentially sends a huge bulk of
> pages attached to the bio's bvec this results in a kernel panic because of
> array out of bounds accesses in zram_decompress_page().

Applied, thanks.

--
Jens Axboe