Re: bug report: irq 19: nobody cared (try booting with the "irqpoll"option)

From: Clemens Ladisch
Date: Thu Dec 15 2011 - 11:07:22 EST


(CC linux1394-devel)

Julian Sikorski wrote:
> W dniu 15.12.2011 15:30, Julian Sikorski pisze:
>> this is happening every time I reboot from suspend on a Clevo P150HM
>> machine. It has been occuring for a while, but this report is for Fedora
>> kernel 3.1.5-2.fc16 (I am running an up-to-date Fedora 16 x86_64 here).
>> Smolt profile is available here:
>>
>> http://www.smolts.org/client/show/pub_1eec606f-137a-46a1-922f-98f40180efa6
>>
>> I have the problem itself does not seem to manifest in anything else
>> except abrt complaining.

Your FireWire won't work.

>> irq 19: nobody cared (try booting with the "irqpoll" option)

> 05:00.0 FireWire (IEEE 1394): JMicron Technology Corp. IEEE 1394 Host Controller (prog-if 10 [OHCI])
> Subsystem: CLEVO/KAPOK Computer Device 5102
> Physical Slot: 1
> Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx-
> Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
> Latency: 0, Cache Line Size: 64 bytes
> Interrupt: pin A routed to IRQ 19
> Region 0: Memory at f6103000 (32-bit, non-prefetchable) [size=2K]
> Region 1: Memory at f6102000 (32-bit, non-prefetchable) [size=128]
> Region 4: Memory at f6101000 (32-bit, non-prefetchable) [size=128]
> Region 5: Memory at f6100000 (32-bit, non-prefetchable) [size=128]
> Capabilities: <access denied>
> Kernel driver in use: firewire_ohci
> Kernel modules: firewire-ohci

> CPU0 CPU1 CPU2 CPU3 CPU4 CPU5 CPU6 CPU7
> ...
> 18: 0 0 0 0 0 0 0 0 IR-IO-APIC-fasteoi jmb38x_ms:slot0, mmc0
> 19: 100008 0 0 0 0 0 0 0 IR-IO-APIC-fasteoi firewire_ohci
> ...
> 40: 0 0 0 0 0 0 0 0 DMAR_MSI-edge dmar0
> ...

Was it the JMB38x that used a wrong interface number in its PCIe
transactions, which would make the I/O-MMU map it to the wrong device?

Julian, try disabling DMAR (probably called IOMMU or something related
to virtualization) in the BIOS.


Regards,
Clemens
--
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/