linux-kernel - Re: [tracer_init_tracefs] watchdog: BUG: soft lockup

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Message-ID: <20171121122745.uaot43rwpv2qqdvq@wfg-t540p.sh.intel.com>
Date:   Tue, 21 Nov 2017 20:27:45 +0800
From:   Fengguang Wu <fengguang.wu@...el.com>
To:     Steven Rostedt <rostedt@...dmis.org>
Cc:     Ingo Molnar <mingo@...hat.com>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Joel Fernandes <joelaf@...gle.com>,
        Jeremy Linton <jeremy.linton@....com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Chunyan Zhang <zhang.chunyan@...aro.org>,
        Michael Sartain <mikesart@...tmail.com>,
        linux-kernel@...r.kernel.org, lkp@...org
Subject: Re: [tracer_init_tracefs] watchdog: BUG: soft lockup - CPU#0 stuck
 for 23s! [swapper/0:1]

On Tue, Nov 21, 2017 at 07:07:36PM +0800, Fengguang Wu wrote:
>Hello,
>
>FYI this happens in mainline kernel 4.14.0-03308-g670ffcc.
>It looks like a new regression after 4.14.

Sorry it actually shows up since 4.12.

Fengguang