linux-kernel - Re: [PATCH 0/9] x86/dumpstack: Cleanups and user opcode bytes Code: section, v2

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Message-ID: <20180417210650.GD3633@pd.tnic>
Date:   Tue, 17 Apr 2018 23:06:50 +0200
From:   Borislav Petkov <bp@...en8.de>
To:     Josh Poimboeuf <jpoimboe@...hat.com>
Cc:     Linus Torvalds <torvalds@...ux-foundation.org>,
        X86 ML <x86@...nel.org>, Andy Lutomirski <luto@...capital.net>,
        Peter Zijlstra <peterz@...radead.org>,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 0/9] x86/dumpstack: Cleanups and user opcode bytes Code:
 section, v2

On Tue, Apr 17, 2018 at 03:16:55PM -0500, Josh Poimboeuf wrote:
> I don't think the stack tracing code could do anything better here.  #3
> and #4 seem like an issue with the scheduler, it doesn't realize the
> rest of the CPUs have all been taken offline due to the panic().

So maybe teach the WARN code to check whether a panic() has happened?

-- 
Regards/Gruss,
    Boris.

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