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Date: Thu, 16 Apr 2015 23:21:16 -0400
From: Steven Rostedt <rostedt@goodmis.org>
To: Sasha Levin <sasha.levin@oracle.com>
Cc: linux-kernel@vger.kernel.org, Ingo Molnar <mingo@kernel.org>,
        Andrew Morton <akpm@linux-foundation.org>,
        Arnaldo Carvalho de Melo <acme@kernel.org>,
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        Guilherme Cox <cox@computer.org>, Tony Luck <tony.luck@gmail.com>,
        Xie XiuQi <xiexiuqi@huawei.com>
Subject: Re: [PATCH 07/18 v3] tracing: Add TRACE_DEFINE_ENUM() macro to map
 enums to their values
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On Wed, 15 Apr 2015 20:58:31 -0400
Sasha Levin <sasha.levin@oracle.com> wrote:

> On 04/15/2015 10:05 AM, Steven Rostedt wrote:
> > On Wed, 15 Apr 2015 09:22:37 -0400
> > Sasha Levin <sasha.levin@oracle.com> wrote:
> > 
> >> Hey Steven,
> >>
> >> I'm seeing the following when booting:
> >>
> >> [   10.678876] BUG: KASan: out of bounds access in trace_event_enum_update+0xb1d/0xb70 at addr ffffffffa6c4dc68
> > 
> > Thanks for the report. Mind sending me over your config, and which git
> > commit was your HEAD. I can't seem to find 7858a62 from your output.
> 
> It reproduces on the latest -next kernel. I've attached my config.
> 

What version of gcc is required to run KASan, the highest version I
have to build kernels with is 4.9.0

I have no idea what event caused the issue :-/


-- Steve