Re: 4.7 regression: ACPI: No IRQ available for PCI Interrupt Link [LNKD]. Try pci=noacpi or acpi=off

From: Sinan Kaya
Date: Wed Sep 28 2016 - 19:39:01 EST


This is a multi-part message in MIME format.On 9/28/2016 3:23 PM, Ondrej Zary wrote:
> On Wednesday 28 September 2016 20:22:40 Sinan Kaya wrote:
>> On 9/28/2016 1:02 PM, Ondrej Zary wrote:
>>>> Thanks, It sounds like you have more than one machine with similar
>>>>
>>>>> problems. Can you collect the log from the other machines with
>>>>> 4.8-rc8?
>>>>>
>>>>> and also a boot log with 4.6 kernel where things are working?
>>>
>>> The attached logs are from another machine:
>>>
>>> dmesg-bad-debug.txt: 4.8-rc8 with your debug patch - bad
>>>
>>> dmesg-reverted.txt: 4.8-rc8 with patches (as per Rafael's suggestion)
>>> reverted - good
>>>
>>> dmesg-3.6.txt: 4.6 (Debian kernel) - good
>>
>> I think I see a race condition for the SCI interrupt. I need another dump
>> from 4.8-rc8 with the attached patch to confirm. Let's remove the previous
>> one and apply this one.
>
> dmesg-reverted.txt: 4.8-rc8 w/patches reverted (good)
> $ head /proc/interrupts
> CPU0
> 0: 8531 XT-PIC timer
> 1: 9 XT-PIC i8042
> 2: 0 XT-PIC cascade
> 8: 1 XT-PIC rtc0
> 11: 713 XT-PIC acpi, uhci_hcd:usb1, uhci_hcd:usb2, nvkm, eth0
> 12: 161 XT-PIC i8042
> 14: 4042 XT-PIC pata_via
> 15: 0 XT-PIC pata_via
> NMI: 0 Non-maskable interrupts
>
> dmesg-bad-debug.txt: 4.8-rc8 (bad)
> $ head /proc/interrupts
> CPU0
> 0: 8027 XT-PIC timer
> 1: 286 XT-PIC i8042
> 2: 0 XT-PIC cascade
> 8: 1 XT-PIC rtc0
> 10: 0 XT-PIC uhci_hcd:usb1, uhci_hcd:usb2
> 11: 0 XT-PIC acpi, nvkm, eth0
> 12: 161 XT-PIC i8042
> 14: 4069 XT-PIC pata_via
> 15: 0 XT-PIC pata_via
>
> (I'm moving between different machines through the day - these logs are from
> different machine than the last ones).
>

Can you try these patches on your machines please?


--
Sinan Kaya
Qualcomm Datacenter Technologies, Inc. as an affiliate of Qualcomm Technologies, Inc.
Qualcomm Technologies, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project.