From: Dave Jones <davej@redhat.com>
To: Kay Sievers <kay@vrfy.org>
Cc: Linux Kernel <linux-kernel@vger.kernel.org>,
Linus Torvalds <torvalds@linux-foundation.org>,
Greg Kroah-Hartmann <greg@kroah.com>
Subject: Re: 3.5-rc6 printk formatting problem during oom-kill.
Date: Thu, 12 Jul 2012 13:02:42 -0400 [thread overview]
Message-ID: <20120712170242.GA11890@redhat.com> (raw)
In-Reply-To: <CAPXgP134KL_hxnsH4OcwGX-mv6hfaRiH9r7Tn4a5XXYzh6EZqA@mail.gmail.com>
On Thu, Jul 12, 2012 at 06:47:57PM +0200, Kay Sievers wrote:
> > > > Also, I have no idea how the hell the 'Modules linked in:' line (9th line) ended up being printed /after/ the
> > > > module listing began (2nd line).
>
> They do not belong together. The second line is just another call to
> the same print_modules() done from:
> arch/x86/kernel/dumpstack_64.c :: show_regs()
>
> While we already called print_modules() a few cycles earlier from:
> kernel/watchdog :: watchdog_timer_fn()
ah, derp. Good spotting.
> Hmm, it does not trigger your pattern. I tried adding an rmmod in that
> loop, but that crashes after a few seconds. Some modules are just not
> meant to be removed. :)
yeah, that's bothersome. TTBOMK, we've never survived a 'load all modules/unload all modules' ever.
> I forced the watchdog to trigger by setting the timeout to 1s, but all
> looks still fine:
>
> Could it possibly be that we get some sort of corruption somewhere
> else while running trinity and load modules?
I suppose anything is possible, but it's surprisingly consistent.
Dave
next prev parent reply other threads:[~2012-07-12 17:02 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-07-09 18:03 3.5-rc6 printk formatting problem during oom-kill Dave Jones
2012-07-09 18:27 ` Kay Sievers
2012-07-09 18:48 ` Kay Sievers
2012-07-09 20:31 ` Joe Perches
2012-07-09 20:40 ` Greg Kroah-Hartmann
2012-07-09 20:44 ` Joe Perches
2012-07-09 20:48 ` Kay Sievers
2012-07-09 21:08 ` Joe Perches
2012-07-09 20:56 ` Greg Kroah-Hartmann
2012-07-11 0:11 ` Dave Jones
2012-07-11 0:15 ` Greg Kroah-Hartmann
2012-07-12 0:54 ` Dave Jones
2012-07-12 13:52 ` Kay Sievers
2012-07-12 14:05 ` Dave Jones
2012-07-12 16:47 ` Kay Sievers
2012-07-12 17:02 ` Dave Jones [this message]
2012-07-12 17:11 ` Linus Torvalds
2012-07-12 18:25 ` Kay Sievers
2012-07-12 22:28 ` Kay Sievers
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