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Re: lock-up on boot with x86/PCI/ACPI: Use common interface to support PCI host bridge

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On 2015/11/7 15:56, Arthur Marsh wrote:
> Hi, I've run into a situation where I've been getting a lock-up a few
> seconds into the boot process on a machine with an ASUS A8V-MX
> motherboard, BIOS 0503    12/06/2005 with AMD Athlon(tm) 64 Processor
> 3200+ (single core) with kernel compiled in 32 bit mode (config attached
> was used for both the problem kernel and kernel with the patch reverted,
> dmesg attached was for the kernel with the patch reverted).
> 
> A git bisect traced the problem back to:
> 
> git bisect good
> 4d6b4e69a245e9df4b84dba387596086cb66887d is the first bad commit
> commit 4d6b4e69a245e9df4b84dba387596086cb66887d
> Author: Jiang Liu <jiang.liu@linux.intel.com>
> Date:   Wed Oct 14 14:29:41 2015 +0800
> 
>      x86/PCI/ACPI: Use common interface to support PCI host bridge
> 
>      Use common interface to simplify ACPI PCI host bridge implementation.
> 
>      Signed-off-by: Jiang Liu <jiang.liu@linux.intel.com>
>      Reviewed-by: Hanjun Guo <hanjun.guo@linaro.org>
>      Acked-by: Bjorn Helgaas <bhelgaas@google.com>
>      Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
> 
> :040000 040000 a3447eea376b5a3e6f57deb35cf064c5481b45e3
> f64d8e49fd87b776933dfa3dfefcb33509004d3f M      arch
> 
> From the boot-up I get the message as shown in the images at:
> http://www.users.on.net/~arthur.marsh/20151107601.jpg and
> http://www.users.on.net/~arthur.marsh/20151107602.jpg
> 
> The boot-up suggests trying rebooting with pci=alloc but that didn't help.
> 
> The errors shown include
> "BAR 0: trying firmware assignment [io  size 0x0020]"
> "BAR 0: [io  size 0x0020] conflicts with PCI Bus #00 [io  0x0000-0xffff]
> "BAR 0: failed to assign [io  size 0x0020]
> 
> After reverting the patch and installing the resulting kernel I was able
> to boot normally.
> 
> I'd be happy to provide any further information and run further tests to
> help identify and resolve the proble.
Hi Arthur,
	Could you please help to try the attached test patch?
Thanks,
Gerry

> 
> Arthur.
> 
> 

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Re: lock-up on boot with x86/PCI/ACPI: Use common interface to  support PCI host bridge Jiang Liu <jiang.liu@linux.intel.com> - 2015-11-09 09:00 +0100

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