RE: NForce2 pseudoscience stability testing (2.6.0-test11) - IRQ flood related ?

b
2003-12-05T05:56:41Z

I have almost everything disabled and the error occurs.

USB1 OFF
USB2 OFF
FireWire OFF
SATA - Jumpered OFF
AUDIO OFF
NVIDIA LAN OFF.

lspci
00:00.0 Host bridge: nVidia Corporation nForce2 AGP (different
version?) (rev c1)
00:00.1 RAM memory: nVidia Corporation nForce2 Memory Controller 1
(rev c1)
00:00.2 RAM memory: nVidia Corporation nForce2 Memory Controller 4
(rev c1)
00:00.3 RAM memory: nVidia Corporation nForce2 Memory Controller 3
(rev c1)
00:00.4 RAM memory: nVidia Corporation nForce2 Memory Controller 2
(rev c1)
00:00.5 RAM memory: nVidia Corporation nForce2 Memory Controller 5
(rev c1)
00:01.0 ISA bridge: nVidia Corporation nForce2 ISA Bridge (rev a4)
00:01.1 SMBus: nVidia Corporation nForce2 SMBus (MCP) (rev a2)
00:08.0 PCI bridge: nVidia Corporation nForce2 External PCI Bridge
(rev a3)
00:09.0 IDE interface: nVidia Corporation nForce2 IDE (rev a2)
00:0c.0 PCI bridge: nVidia Corporation nForce2 PCI Bridge (rev a3)
00:1e.0 PCI bridge: nVidia Corporation nForce2 AGP (rev c1)
01:07.0 Ethernet controller: Digital Equipment Corporation Farallon
PN9000SX (rev 01)
01:08.0 Ethernet controller: Digital Equipment Corporation Farallon
PN9000SX (rev 01)
02:01.0 Ethernet controller: 3Com Corporation 3C920B-EMB Integrated
Fast Ethernet Controller (rev 40)
03:00.0 VGA compatible controller: nVidia Corporation NV18
[GeForce4 MX 440 AGP 8x] (rev a2)

Thats it. And this think locks anytime APIC is enabled. Its just a
matter of time.

Bob wrote
>(2.6.0-test11) - IRQ flood related ?
>
>
>Do you have onboard ethernet enabled with nforce2
>mboard? I am fine with pre-emptive kernel but have
>to disable onboard ethernet in cmos setup or I see
>"Disabling IRQ7" and problems develop.
>
>-Bob
>
>Craig Bradney wrote:
>
>>Prakash,
>>
>>try it without preempt.. just to see. As soon as I removed it
>today the
>>crashes went away (for 5 hours).. PC is now up for 2.5 hours and I'm
>>waiting to see if it will be 5 hrs or 5 days this time around :)
>>
>>Craig
>>
>>On Fri, 2003-12-05 at 00:14, Prakash K. Cheemplavam wrote:
>>
>>
>>>Jesse Allen wrote:
>>>
>>>
>>>>On Thu, Dec 04, 2003 at 09:02:08PM +0100,

>>>>
>>>>
>>>>
>>>>>Hello,
>>>>>
>>>>>Along with the lockups already described here, I've noticed an
>>>>>unidentified source of interrupts on IRQ7.
>>>>>
>>>>>
>>>>...
>>>>
>>>>
>>>>
>>>>>I wonder if people experiencing lockup problems also have these
>>>>>noise interrupts,
>>>>>
>>>>>
>>>>I just took a look at this, by setting up parport_pc, and
>yes I get noise.
>>>>
>>>>This was my first sample with a kernel with APIC:
>>>> 7: 29230 IO-APIC-edge parport0
>>>>
>>>>
>>>I just did an experiment with a very light kernel, nearly nothing
>>>compiled inside, except apic acpi, preempt and needed stuff plus
>>>scsi+libata and no ide. IRQ 7 was not present and every
>device had its
>>>own irq. Nevertheless system locked up at second hdparm run...
>>>
>>>Prakash
>>>
>>>
>>
>
>