Re: 2.6.29, today's git changes, oops at boot, BUG: unable to handle kernel paging request at ffffffffa00f0016

From: Arkadiusz Miskiewicz
Date: Tue Apr 07 2009 - 04:53:32 EST


On Tuesday 07 of April 2009, Vegard Nossum wrote:
> 2009/4/7 Arkadiusz Miskiewicz <a.miskiewicz@xxxxxxxxx>:
> > On Tuesday 07 of April 2009, Vegard Nossum wrote:
> >> 2009/4/6 Arkadiusz Miskiewicz <a.miskiewicz@xxxxxxxxx>:
> >> > Pulled Linus git few minutes ago and new oops at boot (happens on
> >> > every boot). Yesterday git version was fine. Oopsed just while/after
> >> > udev started.
> >>
> >> Hi, thanks for the report. Some musings below.
>
> Can you try this patch?
>
> The theory is that the init section of the module is unloaded before the
> async function gets a chance to run.

Issue seems to be gone with this patch, tried twice (unless I had big luck).
Previously only like 1of 15 runs was successful.

Thanks!

> Thanks,
>
> Vegard
>
>
> diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c
> index b0de631..3c7d894 100644
> --- a/drivers/acpi/battery.c
> +++ b/drivers/acpi/battery.c
> @@ -903,7 +903,7 @@ static struct acpi_driver acpi_battery_driver = {
> },
> };
>
> -static void __init acpi_battery_init_async(void *unused, async_cookie_t
> cookie) +static void acpi_battery_init_async(void *unused, async_cookie_t
> cookie) {
> if (acpi_disabled)
> return;


--
Arkadiusz MiÅkiewicz PLD/Linux Team
arekm / maven.pl http://ftp.pld-linux.org/

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