Re: [git pull] IOMMU Updates for v3.7-rc1

From: Andrew Oakley
Date: Wed Oct 10 2012 - 04:57:46 EST


On Wed, 10 Oct 2012 09:30:22 +0200
Joerg Roedel <joro@xxxxxxxxxx> wrote:

> Hi Andrew,
>
> On Tue, Oct 09, 2012 at 10:45:32PM +0100, Andrew Oakley wrote:
> > On Fri, 5 Oct 2012 17:23:12 +0200
> > Joerg Roedel <joro-zLv9SwRftAIdnm+yROfE0A@xxxxxxxxxxxxxxxx> wrote:
>
> > ACPI: Core revision 20120711
> > ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1
> > Kernel panic - not syncing: timer doesn't work through
> > Interrupt-remapped IO-APIC Pid: 1, comm: swapper/0 Not tainted
> > 3.6.0+ #2 Call Trace:
> > [<ffffffff8163f617>] ? panic+0xc5/0x1d0
> > [<ffffffff8163f76e>] ? printk+0x4c/0x51
> > [<ffffffff81c96b52>] ? setup_IO_APIC+0x325/0x710
> > [<ffffffff81c947b5>] ? native_smp_prepare_cpus+0x2b9/0x334
> > [<ffffffff81c87b53>] ? kernel_init+0x59/0x190
> > [<ffffffff81643b84>] ? kernel_thread_helper+0x4/0x10
> > [<ffffffff81c87afa>] ? start_kernel+0x2c7/0x2c7
> > [<ffffffff81643b80>] ? gs_change+0x13/0x13
> >
> > There is a patch to fix a similar problem (32ab31e) for the Intel
> > IRQ remapping code but I don't know if this is likely to be the
> > same issue or not.
>
> Can you please boot with 'amd_iommu_dump nointremap' on your kernel
> command line and post dmesg? I guess your ACPI table is broken in some
> way.

http://adoakley.name/amd-iommu/dmesg_amd_iommu_dump.txt

AMD-Vi: device: 00:00.2 cap: 0040 seg: 0 flags: 3e info 1300
AMD-Vi: mmio-addr: 00000000fec30000
AMD-Vi: DEV_SELECT_RANGE_START devid: 00:00.0 flags: 00
AMD-Vi: DEV_RANGE_END devid: 00:00.2
AMD-Vi: DEV_SELECT devid: 00:02.0 flags: 00
AMD-Vi: DEV_SELECT_RANGE_START devid: 01:00.0 flags: 00
AMD-Vi: DEV_RANGE_END devid: 01:00.1
AMD-Vi: DEV_SELECT devid: 00:04.0 flags: 00
AMD-Vi: DEV_SELECT devid: 02:00.0 flags: 00
AMD-Vi: DEV_SELECT devid: 00:05.0 flags: 00
AMD-Vi: DEV_SELECT devid: 00:06.0 flags: 00
AMD-Vi: DEV_SELECT devid: 00:07.0 flags: 00
AMD-Vi: DEV_SELECT devid: 05:00.0 flags: 00
AMD-Vi: DEV_SELECT devid: 00:09.0 flags: 00
AMD-Vi: DEV_SELECT devid: 06:00.0 flags: 00
AMD-Vi: DEV_SELECT devid: 00:0b.0 flags: 00
AMD-Vi: DEV_SELECT devid: 07:00.0 flags: 00
AMD-Vi: DEV_SELECT devid: 00:11.0 flags: 00
AMD-Vi: DEV_SELECT_RANGE_START devid: 00:12.0 flags: 00
AMD-Vi: DEV_RANGE_END devid: 00:12.2
AMD-Vi: DEV_SELECT_RANGE_START devid: 00:13.0 flags: 00
AMD-Vi: DEV_RANGE_END devid: 00:13.2
AMD-Vi: DEV_SELECT devid: 00:14.0 flags: d7
AMD-Vi: DEV_SELECT devid: 00:14.2 flags: 00
AMD-Vi: DEV_SELECT devid: 00:14.3 flags: 00
AMD-Vi: DEV_SELECT devid: 00:14.4 flags: 00
AMD-Vi: DEV_ALIAS_RANGE devid: 08:00.0 flags: 00 devid_to: 00:14.4
AMD-Vi: DEV_RANGE_END devid: 08:1f.7
AMD-Vi: DEV_SELECT devid: 00:14.5 flags: 00
AMD-Vi: DEV_SELECT devid: 00:15.0 flags: 00
AMD-Vi: DEV_SELECT_RANGE_START devid: 09:00.0 flags: 00
AMD-Vi: DEV_RANGE_END devid: 09:1f.7
AMD-Vi: DEV_SELECT_RANGE_START devid: 00:16.0 flags: 00
AMD-Vi: DEV_RANGE_END devid: 00:16.2
AMD-Vi: DEV_SPECIAL(HPET[0]) devid: 00:14.0
AMD-Vi: DEV_SPECIAL(IOAPIC[2]) devid: 00:00.1


--
Andrew Oakley
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