From: Andrew Morton <akpm@osdl.org>
To: Dave Jones <davej@redhat.com>
Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org,
Ingo Molnar <mingo@elte.hu>
Subject: Re: 2.6.0-test6-mm1
Date: Mon, 29 Sep 2003 11:56:50 -0700 [thread overview]
Message-ID: <20030929115650.46472ede.akpm@osdl.org> (raw)
In-Reply-To: <20030929111447.GA21451@redhat.com>
Dave Jones <davej@redhat.com> wrote:
>
> On Sun, Sep 28, 2003 at 07:10:38PM -0700, Andrew Morton wrote:
>
> > ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.0-test6/2.6.0-test6-mm1
>
> Debug: sleeping function called from invalid context at include/linux/rwsem.h:43
> in_atomic():0, irqs_disabled():1
> Call Trace:
> [<02123550>] do_page_fault+0x0/0x588
> [<021291be>] __might_sleep+0x9e/0xc0
> [<021237e0>] do_page_fault+0x290/0x588
> [<02135a85>] update_process_times+0x45/0x50
> [<02113ab8>] timer_interrupt+0x188/0x1e0
> [<0210ea0b>] do_IRQ+0x18b/0x230
> [<02123550>] do_page_fault+0x0/0x588
>
You have the 4G split enabled, and took a pagefault in the timer interrupt
handler. Conceivably that fault hit vmalloc space, but I don't see how.
Even if it did, it shouldn't have got through to taking mmap_sem.
I'm stumped. Maybe Ingo can spot it?
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next prev parent reply other threads:[~2003-09-29 18:56 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-09-29 2:10 2.6.0-test6-mm1 Andrew Morton
2003-09-29 11:14 ` 2.6.0-test6-mm1 Dave Jones
2003-09-29 18:56 ` Andrew Morton [this message]
2003-09-29 11:32 ` 2.6.0-test6-mm1 Dave Jones
2003-09-29 17:09 ` 2.6.0-test6-mm1 Daniel McNeil
2003-09-29 17:20 ` 2.6.0-test6-mm1 Andrew Morton
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