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From: "H.J. Lu" <hjl.tools@gmail.com>
To: Andy Lutomirski <luto@amacapital.net>
Cc: Dave Hansen <dave.hansen@intel.com>,
	Dave Jones <davej@codemonkey.org.uk>,
	"H. Peter Anvin" <hpa@zytor.com>,
	LKML <linux-kernel@vger.kernel.org>,
	Andy Lutomirski <luto@kernel.org>, Mel Gorman <mgorman@suse.de>,
	Andrew Morton <akpm@linux-foundation.org>,
	Rik van Riel <riel@surriel.com>, Minchan Kim <minchan@kernel.org>
Subject: Re: Kernel 4.17.4 lockup
Date: Mon, 23 Jul 2018 07:51:35 -0700	[thread overview]
Message-ID: <CAMe9rOqzvPARD6srX5BZym2ah1Ga4Z_QuJNQV-GG3d3tQ3RKCg@mail.gmail.com> (raw)
In-Reply-To: <88CBCB04-43F6-4353-82F7-20A67AD49B65@amacapital.net>

On Fri, Jul 20, 2018 at 2:35 PM, Andy Lutomirski <luto@amacapital.net> wrote:
>
>> On Jul 16, 2018, at 6:05 AM, H.J. Lu <hjl.tools@gmail.com> wrote:
>>
>>> On Fri, Jul 13, 2018 at 7:08 PM, Andy Lutomirski <luto@amacapital.net> wrote:
>>> 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
>>>
>>
>> This kernel won't boot with this configure file.
>
> Bah humbug. You’ll need to turn KASAN off (and maybe even compile it out entirely) if you want to test this. I need to bug the KASAN folks to unbreak their interaction with stacks in vmap space.  It’s been broken literally forever, but I keep incorrectly imagining that it’s been fixed already.
>

This particular kernel oops has been fixed by kernel 4.17.7.  But now
I am running into
another kernel oops:

https://bugzilla.redhat.com/show_bug.cgi?id=1597559

-- 
H.J.

      reply	other threads:[~2018-07-23 14:55 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-07-08 21:36 Kernel 4.17.4 lockup H.J. Lu
2018-07-09 14:54 ` Dave Hansen
2018-07-09 23:02   ` H.J. Lu
2018-07-10  0:44     ` Dave Hansen
2018-07-10  2:14       ` H.J. Lu
2018-07-10  3:47         ` Dave Hansen
     [not found]           ` <CAMe9rOrHowBX06nihdRRmEqhV8v7cs+PwVY7JYQFpUFOnHC71A@mail.gmail.com>
2018-07-11 15:13             ` Dave Hansen
2018-07-11 15:40               ` H.J. Lu
2018-07-11 16:24                 ` Dave Hansen
2018-07-11 16:29                   ` H.J. Lu
2018-07-11 16:49                     ` Dave Hansen
2018-07-11 16:53                       ` H.J. Lu
     [not found]                         ` <CAMe9rOpV89jWhvAZtqOJnc0eXzRYiLF5pLWRcdb7-kKLigj4rQ@mail.gmail.com>
2018-07-11 17:36                           ` Andy Lutomirski
2018-07-11 17:43                           ` Dave Hansen
2018-07-11 17:50                             ` H.J. Lu
2018-07-11 17:50                           ` Dave Hansen
2018-07-11 18:31                             ` Dave Jones
2018-07-11 23:07                               ` Andy Lutomirski
2018-07-11 23:14                                 ` Dave Hansen
2018-07-12 14:44                                   ` H.J. Lu
2018-07-12 23:28                                     ` H.J. Lu
2018-07-14  2:08                                       ` Andy Lutomirski
2018-07-16 16:05                                         ` H.J. Lu
2018-07-20 21:35                                           ` Andy Lutomirski
2018-07-23 14:51                                             ` H.J. Lu [this message]

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