linux-kernel - Re: fs: out of bounds on stack in iov_iter

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Date:	Wed, 11 Nov 2015 19:16:36 +1100
From:	Stephen Rothwell <sfr@...b.auug.org.au>
To:	Al Viro <viro@...IV.linux.org.uk>
Cc:	Linus Torvalds <torvalds@...ux-foundation.org>,
	Sasha Levin <sasha.levin@...cle.com>,
	Andrey Ryabinin <ryabinin.a.a@...il.com>,
	Matthew Wilcox <willy@...ux.intel.com>,
	Chuck Ebbert <cebbert.lkml@...il.com>,
	linux-fsdevel <linux-fsdevel@...r.kernel.org>,
	LKML <linux-kernel@...r.kernel.org>,
	Jens Axboe <axboe@...nel.dk>,
	Dan Williams <dan.j.williams@...el.com>
Subject: Re: fs: out of bounds on stack in iov_iter_advance

Hi Al,

On Wed, 11 Nov 2015 07:43:30 +0000 Al Viro <viro@...IV.linux.org.uk> wrote:
>
> dax_io fix isn't there, neither is overlayfs magic.h patch - both are
> already in other trees.  I would like to get xattr series in as well,
> but that's a separate pull request, if you'd accept them in this window in
> the first place.  richacl stuff isn't there as well, and I think that one
> is clear "leave it for 4.5" fodder.

So could you please remove the 4.5 stuff from your for-next branch
until after the merge window closes.

Also, I noticed these new warnings today:

fs/orangefs/xattr.c:509:9: warning: initialization from incompatible pointer type [-Wincompatible-pointer-types]
  .get = pvfs2_xattr_get_trusted,
         ^
fs/orangefs/xattr.c:509:9: note: (near initialization for 'pvfs2_xattr_trusted_handler.get')
fs/orangefs/xattr.c:510:9: warning: initialization from incompatible pointer type [-Wincompatible-pointer-types]
  .set = pvfs2_xattr_set_trusted,
         ^
fs/orangefs/xattr.c:510:9: note: (near initialization for 'pvfs2_xattr_trusted_handler.set')
fs/orangefs/xattr.c:520:9: warning: initialization from incompatible pointer type [-Wincompatible-pointer-types]
  .get = pvfs2_xattr_get_default,
         ^
fs/orangefs/xattr.c:520:9: note: (near initialization for 'pvfs2_xattr_default_handler.get')
fs/orangefs/xattr.c:521:9: warning: initialization from incompatible pointer type [-Wincompatible-pointer-types]
  .set = pvfs2_xattr_set_default,
         ^
fs/orangefs/xattr.c:521:9: note: (near initialization for 'pvfs2_xattr_default_handler.set')

-- 
Cheers,
Stephen Rothwell                    sfr@...b.auug.org.au
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