From: Peter Zijlstra <peterz@infradead.org>
To: Alexander Potapenko <glider@google.com>
Cc: Andrey Ryabinin <aryabinin@virtuozzo.com>,
Dmitry Vyukov <dvyukov@google.com>,
LKML <linux-kernel@vger.kernel.org>,
Steven Rostedt <rostedt@goodmis.org>
Subject: Re: [PATCH] kasan: Respect /proc/sys/kernel/traceoff_on_warning
Date: Wed, 25 Jan 2017 15:35:32 +0100 [thread overview]
Message-ID: <20170125143532.GR6515@twins.programming.kicks-ass.net> (raw)
In-Reply-To: <CAG_fn=VyWy1GHGyncasKNKrq8n1LZhVutX7_m83cMXAbLVUoDQ@mail.gmail.com>
On Wed, Jan 25, 2017 at 03:32:11PM +0100, Alexander Potapenko wrote:
> > @@ -300,6 +301,8 @@ void kasan_report(unsigned long addr, size_t size,
> > if (likely(!kasan_report_enabled()))
> > return;
> >
> > + disable_trace_on_warning();
> > +
> Who is going to enable tracing back after we're done?
The user..
> Note that KASAN errors are not fatal, and the first one may possibly
> occur quite early.
WARN*() isn't fatal either, and it does the same thing. Note that
traceoff_on_warning is default disabled. You have to explicitly request
this.
next prev parent reply other threads:[~2017-01-25 14:35 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-01-25 14:25 Peter Zijlstra
2017-01-25 14:28 ` Peter Zijlstra
2017-01-25 14:32 ` Alexander Potapenko
2017-01-25 14:35 ` Peter Zijlstra [this message]
2017-01-25 14:37 ` Alexander Potapenko
2017-01-30 19:18 ` Steven Rostedt
2017-01-25 14:38 ` Alexander Potapenko
2017-01-25 15:29 ` kbuild test robot
2017-01-25 16:41 ` [PATCH v2] " Andrey Ryabinin
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