linux-kernel - Re: Softlockup and Hardlockup sample test module

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Message-ID: <CAM_iQpV8NCEJssynSDi9qOKbSNWLWmafEcRODi3avveP=STBew@mail.gmail.com>
Date:   Sun, 15 Apr 2018 15:19:21 -0700
From:   Cong Wang <xiyou.wangcong@...il.com>
To:     Ivid Suvarna <ivid.suvarna@...il.com>
Cc:     Kernel development list <linux-kernel@...r.kernel.org>,
        kernelnewbies@...nelnewbies.org
Subject: Re: Softlockup and Hardlockup sample test module

On Sun, Apr 15, 2018 at 12:47 AM, Ivid Suvarna <ivid.suvarna@...il.com> wrote:
> Hi All,
>
> Could you please provide some sample test module for causing a
> Softlockup and Hardlockup in latest kernel for SMP for testing
> purposes. I assume there are some Kconfigs to be enabled as well for
> this.


https://github.com/torvalds/linux/blob/master/drivers/misc/lkdtm/bugs.c#L130
Is this what you need?