linux-kernel - Re: [crash] PANIC: double fault, error

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Message-ID: <20171124215234.vl65fnmd2jgixucz@gmail.com>
Date:   Fri, 24 Nov 2017 22:52:34 +0100
From:   Ingo Molnar <mingo@...nel.org>
To:     Andy Lutomirski <luto@...nel.org>
Cc:     Josh Poimboeuf <jpoimboe@...hat.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Dave Hansen <dave.hansen@...ux.intel.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        "H . Peter Anvin" <hpa@...or.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Borislav Petkov <bp@...en8.de>,
        Linus Torvalds <torvalds@...ux-foundation.org>
Subject: Re: [crash] PANIC: double fault, error_code: 0x0


* Ingo Molnar <mingo@...nel.org> wrote:

> > That's weird and definitely not intentional.
> 
> Btw., can you reproduce the crash by disabling CONFIG_DEBUG_ENTRY with 
> CONFIG_KAISER=y?

I've attached a .config that triggers the crash on bootup on just about any 
hardware, before even hitting user-space. So I think it's IRQ entry related.

Thanks,

	Ingo

View attachment "config" of type "text/plain" (115238 bytes)