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From: Ingo Molnar <mingo@kernel.org>
To: Tetsuo Handa <penguin-kernel@i-love.sakura.ne.jp>
Cc: LKML <linux-kernel@vger.kernel.org>,
	the arch/x86 maintainers <x86@kernel.org>,
	Thomas Gleixner <tglx@linutronix.de>,
	Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
	Dave Hansen <dave.hansen@linux.intel.com>,
	"H. Peter Anvin" <hpa@zytor.com>,
	Linus Torvalds <torvalds@linux-foundation.org>
Subject: Re: [PATCH v2] x86: disable non-instrumented version of copy_mc when KMSAN is enabled
Date: Wed, 6 Mar 2024 10:16:54 +0100	[thread overview]
Message-ID: <Zeg0hpElT3TSZcNW@gmail.com> (raw)
In-Reply-To: <06c11112-db64-40ed-bb96-fa02b590a432@I-love.SAKURA.ne.jp>


* Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp> wrote:

> Ping?
> 
> This is current top crasher.
> I hope this patch is applied before the merge window opens.

1) A false positive is not a 'crasher', it's a bug in instrumentation.

2) A false positive in intrusive instrumentation that top distributions do 
   not enable in their kernels has no immediate relevance to the timing of 
   the merge window.

Thanks,

	Ingo

  parent reply	other threads:[~2024-03-06  9:16 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-03-01 22:52 [PATCH v2] x86: disable non-instrumented version of copy_mc when KMSAN is enabled Tetsuo Handa
2024-03-05 11:31 ` Tetsuo Handa
2024-03-05 16:22   ` Thomas Gleixner
2024-03-05 17:57   ` Linus Torvalds
2024-03-06 22:08     ` Tetsuo Handa
2024-03-07  0:09       ` Linus Torvalds
2024-03-19 12:38         ` Alexander Potapenko
2024-03-06  9:16   ` Ingo Molnar [this message]
2024-03-06 10:12     ` Tetsuo Handa
2024-03-05 15:21 ` Dave Hansen
2024-03-05 16:50   ` Thomas Gleixner

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