On 04/02/2013 01:52 PM, Linus Torvalds wrote: > On Tue, Apr 2, 2013 at 9:08 AM, Sasha Levin <sasha.le...@oracle.com> wrote: >> >> By just playing with the 'msgsz' parameter with MSG_COPY set. > > Hmm. Looking closer, I suspect you're testing without commit > 88b9e456b164 ("ipc: don't allocate a copy larger than max"). That > should limit the size passed in to prepare_copy -> load_copy to > msg_ctlmax.
That commit has a revert in the -next trees, do we need a revert of the revert? commit ff6577a3e714ccae02d4400e989762c19c37b0b3 Author: Andrew Morton <a...@linux-foundation.org> Date: Wed Mar 27 10:24:02 2013 +1100 revert "ipc: don't allocate a copy larger than max" Revert 88b9e456b164. Dave has confirmed that this was causing oopses during trinity testing. Cc: Peter Hurley <pe...@hurleysoftware.com> Cc: Stanislav Kinsbursky <skinsbur...@parallels.com> Reported-by: Dave Jones <da...@redhat.com> Cc: <sta...@vger.kernel.org> Signed-off-by: Andrew Morton <a...@linux-foundation.org> Thanks, Sasha -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/