linux-kernel - Re: ext4: WARNING: CPU: 10 PID: 23340 at fs/block

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Message-ID: <5526E5DB.1020602@oracle.com>
Date:	Thu, 09 Apr 2015 16:49:31 -0400
From:	Sasha Levin <sasha.levin@...cle.com>
To:	"Theodore Ts'o" <tytso@....edu>, adilger.kernel@...ger.ca,
	linux-ext4@...r.kernel.org, LKML <linux-kernel@...r.kernel.org>
Subject: Re: ext4: WARNING: CPU: 10 PID: 23340 at fs/block_dev.c

On 04/09/2015 04:27 PM, Theodore Ts'o wrote:
> I tried manually running generic/019, and even though I have
> CONFIG_FAIL_MAKE_REQUEST defined, /sys/kernel/debug/fail_make_request
> isn't present, and so the test complains that I haven't compiled it
> into my kernel --- even though /proc/config.gz confirms that it is
> enabled.
> 
> Is there anything special I have to do to get generic/019 to run?

The only thing I can think of is that maybe debugfs isn't mounted at
all? Do you see anything else in /sys/kernel/debug/?


Thanks,
Sasha
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