Re: 2.6.13-rc3-mm3

From: Andrew Morton
Date: Thu Jul 28 2005 - 18:49:01 EST


Michael Thonke <iogl64nx@xxxxxxxxx> wrote:
>
> here again I have two problems. With 2.6.13-rc3-mm3 I have problems
> using my SATA drives on Intel ICH6.
> The kernel can't route there IRQs or can't discover them. the option
> irqpoll got them to work now.
> The problem is new because 2.6.13-rc3[-mm1,mm2] work without any problems.

OK. Please generate the full dmesg output for -mm2 and for -mm3 and run
`diff -u dmesg.mm2 dmesg.mm3' and send it? And keep those files because we
may end up needing to add them to an acpi bugzilla entry ;)

> The SATA drives are Samsung HD160JJ SATAII. The mainboard I use is a
> ASUS P4GPL-X.
>
> Second one is about Intel HD-Codec (snd-hda-intel) on modprobe when
> loading the module it gives me
>
> ---> snip
> hda_codec: Unknown model for ALC880, trying auto-probe from BIOS...

Does -mm2 print that `unknown model' message?

> Unable to handle kernel NULL pointer dereference at virtual address 00000000
> printing eip:
> f88713f4
> *pde = 00000000
> Oops: 0002 [#1]
> PREEMPT
> last sysfs file:
> Modules linked in: snd_hda_intel snd_hda_codec nvidia
> CPU: 0
> EIP: 0060:[<f88713f4>] Tainted: P VLI

Please verify that it happens without the nvidia module loaded.

> EFLAGS: 00010293 (2.6.13-rc3-mm3pm)
> eax: fffffffe ebx: f3b33548 ecx: 00000000 edx: 00000000
> esi: f3b33400 edi: 00000000 ebp: 00000006 esp: f0371ddc
> ds: 007b es: 007b ss: 0068
> Process modprobe (pid: 7398, threadinfo=f0370000 task=f4183560)
> Stack: 00000000 00000000 00000000 00000000 f3b33400 f3b33548 f0f1d000
> f8871933
> f3b33400 f0f1d000 f8871bbd f8875478 f88748f6 00000001 f886d77e
> 00000f00
> 00000005 00000000 f0f1d000 f54d04c0 00000000 f886d984 00000f00
> 00000002
> Call Trace:
> [<f8871933>]
> [<f8871bbd>]

Odd trace. Do you have CONFIG_KALLSYMS enabled? If not, please turn it on.
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