Re: CPU #1 not responding Problem

From: Jacek J
Date: Wed May 26 2010 - 11:18:42 EST


Many thanks for answer.
Greetings,
Jack

On Wed, May 26, 2010 at 3:56 PM, Borislav Petkov <bp@xxxxxxxxx> wrote:
> From: Jacek J <69rydzyk69@xxxxxxxxx>
> Date: Tue, May 25, 2010 at 07:55:52PM +0200
>
>> thanks for your response. Dmesg is in attachment. Error is almost
>> unreproducable, seems random. I use 2.6.33 kernel from Arch
>> distribution.
>
> So what looks suspicious to me is this
>
> May 23 22:44:54 connexion1 kernel: ACPI: LAPIC (acpi_id[0x00] lapic_id[0x00] enabled)
> May 23 22:44:54 connexion1 kernel: ACPI: LAPIC (acpi_id[0x01] lapic_id[0x01] enabled)
> May 23 22:44:54 connexion1 kernel: ACPI: LAPIC (acpi_id[0x02] lapic_id[0x02] enabled)
> May 23 22:44:54 connexion1 kernel: ACPI: LAPIC (acpi_id[0x03] lapic_id[0x03] enabled)
> May 23 22:44:54 connexion1 kernel: ACPI: LAPIC_NMI (acpi_id[0x00] dfl dfl lint[0x1])
> May 23 22:44:54 connexion1 kernel: ACPI: LAPIC_NMI (acpi_id[0x01] dfl dfl lint[0x1])
> May 23 22:44:54 connexion1 kernel: ACPI: LAPIC_NMI (acpi_id[0x02] dfl dfl lint[0x1])
> May 23 22:44:54 connexion1 kernel: ACPI: LAPIC_NMI (acpi_id[0x03] dfl dfl lint[0x1])
> May 23 22:44:54 connexion1 kernel: ACPI: IOAPIC (id[0x02] address[0xfec00000] gsi_base[0])
> May 23 22:44:54 connexion1 kernel: IOAPIC[0]: apic_id 2, version 33, address 0xfec00000, GSI 0-23
>
> and more specifically, the ioapic's id is 2 and it overlaps with the
> lapic id 2 of core 2. This could explain why in the broken case you
> get only 1 core up. The solution to that is to update your BIOS and
> hope that Gigabyte (your board maker) have fixed it already. We've
> seen similar initialization problems with b0rked Gigabyte boards, see
> https://bugzilla.kernel.org/show_bug.cgi?id=15289 and there the apic
> id's were also overlapping.
>
> HTH.
>
> --
> Regards/Gruss,
> Boris.
>
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/