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Date: Tue, 14 Nov 2017 11:19:24 +0100
From: Jiri Olsa <jolsa@redhat.com>
To: Fengguang Wu <fengguang.wu@intel.com>
Cc: linux-kernel@vger.kernel.org, Peter Zijlstra <peterz@infradead.org>,
        Ingo Molnar <mingo@redhat.com>,
        Arnaldo Carvalho de Melo <acme@kernel.org>,
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        Namhyung Kim <namhyung@kernel.org>,
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        Tejun Heo <tj@kernel.org>, Hari Bathini <hbathini@linux.vnet.ibm.com>,
        Thomas Gleixner <tglx@linutronix.de>
Subject: Re: [perf_swevent_add] WARNING: CPU: 0 PID: 393 at
 kernel/events/core.c:7735 perf_swevent_add+0xe0/0x14f
Message-ID: <20171114101924.GA26257@krava>
References: <20171111103758.j7wakpzc5jcrluuw@wfg-t540p.sh.intel.com>
 <20171113143605.GA19842@krava>
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On Mon, Nov 13, 2017 at 10:47:12PM +0800, Fengguang Wu wrote:
> On Mon, Nov 13, 2017 at 03:36:05PM +0100, Jiri Olsa wrote:
> > On Sat, Nov 11, 2017 at 06:37:58PM +0800, Fengguang Wu wrote:
> > > Hello,
> > > 
> > > FYI this happens in 4.14.0-rc8, however not a new bug.
> > 
> > SNIP
> > 
> > > #!/bin/bash
> > > 
> > > kernel=$1
> > > initrd=initrd.img
> > > 
> > > wget --no-clobber https://github.com/fengguang/reproduce-kernel-bug/raw/master/initrd.img/$initrd
> > 
> > 2017-11-13 15:34:14 ERROR 404: Not Found.
> 
> Sorry, please replace the 2 lines with
> 
>        initrd=quantal-core-x86_64.cgz
> 
>        wget --no-clobber https://github.com/fengguang/reproduce-kernel-bug/raw/master/quantal/$initrd
> 

reproduced, thanks

jirka