Re: sg_io HARDENED_USERCOPY_PAGESPAN trace
From: Dave Jones
Date: Thu Dec 29 2016 - 10:43:59 EST
On Wed, Dec 28, 2016 at 11:56:42PM -0800, Christoph Hellwig wrote:
> On Wed, Dec 28, 2016 at 04:40:16PM -0500, Dave Jones wrote:
> > sg_io+0x113/0x470
>
> Can you resolve that to a source line using a gdb?
It's the copy_from_user in an inlined copy of blk_fill_sghdr_rq.
Dave