Messages in this thread | | | Subject | Re: [PATCH] zram: set physical queue limits to avoid array out of bounds accesses | From | Hannes Reinecke <> | Date | Mon, 6 Mar 2017 11:25:14 +0100 |
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On 03/06/2017 11:23 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(). > > Signed-off-by: Johannes Thumshirn <jthumshirn@suse.de> > --- > drivers/block/zram/zram_drv.c | 2 ++ > 1 file changed, 2 insertions(+) > Reviewed-by: Hannes Reinecke <hare@suse.com>
Cheers,
Hannes -- Dr. Hannes Reinecke Teamlead Storage & Networking hare@suse.de +49 911 74053 688 SUSE LINUX GmbH, Maxfeldstr. 5, 90409 Nürnberg GF: F. Imendörffer, J. Smithard, J. Guild, D. Upmanyu, G. Norton HRB 21284 (AG Nürnberg)
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