linux-kernel - Re: [LKP] [x86/platform, acpi] 7486341a98f: genirq: Flags mismatch irq 8. 00000080 (mmc0) vs. 00000000 (rtc0)

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Date:	Tue, 24 Mar 2015 10:16:25 +0800
From:	"Li, Aubrey" <aubrey.li@...ux.intel.com>
To:	Huang Ying <ying.huang@...el.com>
CC:	Ingo Molnar <mingo@...nel.org>,
	LKML <linux-kernel@...r.kernel.org>, LKP ML <lkp@...org>
Subject: Re: [LKP] [x86/platform, acpi] 7486341a98f: genirq: Flags mismatch
 irq 8. 00000080 (mmc0) vs. 00000000 (rtc0)

On 2015/3/24 8:53, Huang Ying wrote:
> On Mon, 2015-03-23 at 14:18 +0800, Li, Aubrey wrote:
>> On 2015/3/20 16:38, Huang Ying wrote:
>>> FYI, we noticed the below changes on
>>>
>>> git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
>>> commit 7486341a98f26857f383aec88ffa10950087c3a1 ("x86/platform, acpi: Bypass legacy PIC and PIT in ACPI hardware reduced mode")
>>>
>>>
>>> +-----------------+------------+------------+
>>> |                 | 394838c960 | 7486341a98 |
>>> +-----------------+------------+------------+
>>> | boot_successes  | 10         | 10         |
>>> | early-boot-hang | 1          | 1          |
>>> +-----------------+------------+------------+
>>>
>>>
>>> [   28.682462] microcode: CPU3 sig=0x30673, pf=0x2, revision=0x31e
>>> [   28.692739] microcode: Microcode Update Driver: v2.00 <tigran@...azian.fsnet.co.uk>, Peter Oruba
>>> [   28.739947] mmc0: Reset 0x1 never completed.
>>> [   28.745155] genirq: Flags mismatch irq 8. 00000080 (mmc0) vs. 00000000 (rtc0)
>>
>> mmc driver requests IRQ 8?
>> From surface it looks like either a firmware issue or ACPI get the wrong
>> IRQ resource.
>> I failed to replicate this issue with the attached config file on my
>> side, which platform is the test running?
> 
> Sorry for late.  The test was running on an ASUS T100TA.

I'm running on ASUS T100TA as well, is this replicable every time on
your side? can you please send out the acpi table on your machine?

Thanks,
-Aubrey

> 
> Best Regards,
> Huang, Ying
> 
>> Thanks,
>> -Aubrey
>>> [   28.753151] CPU: 1 PID: 138 Comm: systemd-udevd Not tainted 4.0.0-rc4-wl-03426-gdba586f #1
>>> [   28.753156]  ffff880076683480 ffff8800764ffa78 ffffffff818b2eb3 0000000000000007
>>> [   28.753159]  ffff88006d006800 ffff8800764ffad8 ffffffff810d37af ffff8800764ffad8
>>> [   28.753162]  0000000000000246 ffffffff810d394a ffff880053bdc400 0000000000000000
>>> [   28.753163] Call Trace:
>>> [   28.753174]  [<ffffffff818b2eb3>] dump_stack+0x4c/0x65
>>> [   28.753180]  [<ffffffff810d37af>] __setup_irq+0x57f/0x5d0
>>> [   28.753183]  [<ffffffff810d394a>] ? request_threaded_irq+0xaa/0x1b0
>>> [   28.753191]  [<ffffffffa006ddc0>] ? sdhci_request+0x200/0x200 [sdhci]
>>> [   28.753194]  [<ffffffff810d3994>] request_threaded_irq+0xf4/0x1b0
>>> [   28.753199]  [<ffffffffa006b790>] sdhci_add_host+0x800/0xf90 [sdhci]
>>> [   28.753205]  [<ffffffffa00295a8>] sdhci_acpi_probe+0x348/0x440 [sdhci_acpi]
>>> [   28.753210]  [<ffffffff81558ab4>] platform_drv_probe+0x34/0xa0
>>> [   28.753215]  [<ffffffff815567f0>] driver_probe_device+0x90/0x3e0
>>> [   28.753218]  [<ffffffff81556c1b>] __driver_attach+0x9b/0xa0
>>> [   28.753221]  [<ffffffff81556b80>] ? __device_attach+0x40/0x40
>>> [   28.753231]  [<ffffffff815545cb>] bus_for_each_dev+0x6b/0xb0
>>> [   28.753234]  [<ffffffff8155626e>] driver_attach+0x1e/0x20
>>> [   28.753237]  [<ffffffff81555e30>] bus_add_driver+0x180/0x250
>>> [   28.753240]  [<ffffffffa002e000>] ? 0xffffffffa002e000
>>> [   28.753243]  [<ffffffff81557424>] driver_register+0x64/0xf0
>>> [   28.753246]  [<ffffffff815589fa>] __platform_driver_register+0x4a/0x50
>>> [   28.753250]  [<ffffffffa002e017>] sdhci_acpi_driver_init+0x17/0x1000 [sdhci_acpi]
>>> [   28.753254]  [<ffffffff81002130>] do_one_initcall+0xc0/0x1f0
>>> [   28.753259]  [<ffffffff811cb86c>] ? kmem_cache_alloc_trace+0x1cc/0x240
>>> [   28.753262]  [<ffffffff818afb3c>] ? do_init_module+0x28/0x1dd
>>> [   28.753266]  [<ffffffff818afb75>] do_init_module+0x61/0x1dd
>>> [   28.753270]  [<ffffffff810fe9af>] load_module+0x189f/0x1be0
>>> [   28.753274]  [<ffffffff810f9e50>] ? store_uevent+0x40/0x40
>>> [   28.753279]  [<ffffffff810fee96>] SyS_finit_module+0x86/0xb0
>>> [   28.753283]  [<ffffffff818bb109>] system_call_fastpath+0x12/0x17
>>> [   28.753700] mmc0: Failed to request IRQ 8: -16
>>> [   28.975382] IOAPIC[0]: Set routing entry (8-16 -> 0x32 -> IRQ 13 Mode:1 Active:1 Dest:15)
>>> [   28.975934] sdhci-acpi: probe of INT33BB:00 failed with error -16
>>>
>>>
>>> Thanks,
>>> Ying Huang
>>>
>>>
>>>
>>> _______________________________________________
>>> LKP mailing list
>>> LKP@...ux.intel.com
>>>
>>
> 
> 
> 
> 

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