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From: Peter Zijlstra <peterz@infradead.org>
To: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Cc: mingo@redhat.com, mingo@kernel.org, linux-kernel@vger.kernel.org,
	joe@perches.com, Rasmus Villemoes <linux@rasmusvillemoes.dk>,
	Andy Lutomirski <luto@amacapital.net>,
	Borislav Petkov <bp@suse.de>,
	Josh Poimboeuf <jpoimboe@redhat.com>,
	Linus Torvalds <torvalds@linux-foundation.org>,
	Thomas Gleixner <tglx@linutronix.de>
Subject: Re: [PATCH v7] x86: Avoid pr_cont() in show_opcodes().
Date: Thu, 19 Jul 2018 16:11:20 +0200	[thread overview]
Message-ID: <20180719141120.GI2494@hirez.programming.kicks-ass.net> (raw)
In-Reply-To: <1532009278-5953-1-git-send-email-penguin-kernel@I-love.SAKURA.ne.jp>

On Thu, Jul 19, 2018 at 11:07:58PM +0900, Tetsuo Handa wrote:
> From: Rasmus Villemoes <linux@rasmusvillemoes.dk>
> 
> Since syzbot is confused by concurrent printk() messages [1],
> this patch changes show_opcodes() to use %ph format string.
> 
> When we start adding prefix to each line of printk() output,
> we will be able to handle concurrent printk() messages.
> 
> [1] https://syzkaller.appspot.com/text?tag=CrashReport&x=139d342c400000
> 
> Signed-off-by: Rasmus Villemoes <linux@rasmusvillemoes.dk>
> Signed-off-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
> Cc: Borislav Petkov <bp@suse.de>
> Cc: Thomas Gleixner <tglx@linutronix.de>
> Cc: Peter Zijlstra <peterz@infradead.org>
> Cc: Josh Poimboeuf <jpoimboe@redhat.com>
> Cc: Linus Torvalds <torvalds@linux-foundation.org>
> Cc: Andy Lutomirski <luto@amacapital.net>

Thanks!

Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>

  reply	other threads:[~2018-07-19 14:11 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-07-19 14:07 Tetsuo Handa
2018-07-19 14:11 ` Peter Zijlstra [this message]
2018-07-19 14:51 ` [tip:x86/debug] " tip-bot for Rasmus Villemoes

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