linux-kernel - Re: Kernel 4.17.4 lockup

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Message-ID: <CALCETrUwUdmRAfaKsP0dGXriU=EdoWs69XMwJwxDOLY_9G+1tw@mail.gmail.com>
Date:   Fri, 13 Jul 2018 19:08:34 -0700
From:   Andy Lutomirski <luto@...capital.net>
To:     "H.J. Lu" <hjl.tools@...il.com>
Cc:     Dave Hansen <dave.hansen@...el.com>,
        Dave Jones <davej@...emonkey.org.uk>,
        "H. Peter Anvin" <hpa@...or.com>,
        LKML <linux-kernel@...r.kernel.org>,
        Andy Lutomirski <luto@...nel.org>,
        Mel Gorman <mgorman@...e.de>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Rik van Riel <riel@...riel.com>,
        Minchan Kim <minchan@...nel.org>
Subject: Re: Kernel 4.17.4 lockup

I'm not at all convinced that this is the problem, but the series here
will give a better diagnostic if the issue really is an IRQ stack
overflow:

https://git.kernel.org/pub/scm/linux/kernel/git/luto/linux.git/log/?h=x86/guard_pages

(link currently broken.  should work soon.)