On 11/05/2012 12:59 PM, Alan Cox wrote: > On Mon, 5 Nov 2012 12:26:43 -0500 > Sasha Levin <levinsasha...@gmail.com> wrote: > >> Ping? Should I bisect it? >> >> On Fri, Oct 26, 2012 at 9:37 AM, Alan Cox <a...@lxorguk.ukuu.org.uk> wrote: >>> On Thu, 25 Oct 2012 15:37:43 -0400 >>> Sasha Levin <sasha.le...@oracle.com> wrote: >>> >>>> Hi all, >>>> >>>> While fuzzing with trinity inside a KVM tools (lkvm) guest running latest >>>> -next kernel, >>>> I've stumbled on the following spew: >>> >>> Looks real enough but its not a tty/vt layer spew. This is all coming out >>> of the core framebuffer code which doesn't seem to be able to decide what >>> the locking rules at the invocation of fb_notifier_call_chain are. >>> >>> It might need some console layer tweaking to provide 'register console >>> and I already hold the locks' or similar but that notifier needs some >>> kind of sanity applying as well. >>> >>> Cc'ing the fbdev folks > > I've cc'd the framebuffer folks. I can see why its occurring but I have > no idea how they intend to fix it and I've not seen any replies. > > Sorry but I've got enough other things on my plate right now without > trying to deal with the locking brain damage that the fbdev layer is. > > As far as I can tell the actual bug proper is years old. > > Alan >
Ow, I figured it's something new since I've only now started seeing it in fuzz tests, and it reproduces pretty much every time. 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/
