Re: WARNING: kernel stack regs at ffffc9000024fea8 in udevadm:92 has bad 'bp' value 00007fffc4614d30

From: Josh Poimboeuf
Date: Thu Apr 20 2017 - 09:30:35 EST


On Thu, Apr 20, 2017 at 01:06:10PM +0200, Borislav Petkov wrote:
> Hi,
>
> the splat below started appearing on one of the boxes here with
> rc7+tip/master from yesterday.
>
> Ideas?

Thanks for reporting it. This is another false positive. It unwinded
from an interrupt which came in right after calling into C code, but
before it could set up the frame pointer. This needs another unwinder
check.

--
Josh