linux-kernel - Re: [rcu:rcu/dev 24/25] ERROR: "schedule_timeout_set_task2dump" [kernel/torture.ko] undefined!

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Message-Id: <20171206220858.GD7829@linux.vnet.ibm.com>
Date:   Wed, 6 Dec 2017 14:08:58 -0800
From:   "Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
To:     kbuild test robot <fengguang.wu@...el.com>
Cc:     kbuild-all@...org, linux-kernel@...r.kernel.org
Subject: Re: [rcu:rcu/dev 24/25] ERROR: "schedule_timeout_set_task2dump"
 [kernel/torture.ko] undefined!

On Thu, Dec 07, 2017 at 06:03:12AM +0800, kbuild test robot wrote:
> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git rcu/dev
> head:   dab0b22dfc3bd3ed37876b2465dc622a39ae25e0
> commit: aa2b802cb432a725589884d2ba47833de21e0871 [24/25] EXP: timer: Dump __cpuhp_kick_ap task state
> config: x86_64-kexec (attached as .config)
> compiler: gcc-7 (Debian 7.2.0-12) 7.2.1 20171025
> reproduce:
>         git checkout aa2b802cb432a725589884d2ba47833de21e0871
>         # save the attached .config to linux build tree
>         make ARCH=x86_64 
> 
> All errors (new ones prefixed by >>):
> 
> >> ERROR: "schedule_timeout_set_task2dump" [kernel/torture.ko] undefined!

This is experimental code which will be reworked before hitting mainline.

Apologies for the noise!

							Thanx, Paul