[Bug 116752] Re: Uhhuh. NMI received for unknown reason a0 on CPU 0

2008-11-30 Thread wfaust
I also have a T60 running 24h/7d. From my experience, there seems to be
problems with various kernels at least up to 2.6.26 and Thinkpads and
the problems are not specific to Ubuntu. I do use fglrx (no beryl) and
crashes appear with a quiet blank screen. I nearly always get the NMI
crash after some hours backing up large amounts of data to an external
USB drive. There are also various IRQ problems with eSata and modem PCI
Express/PCMCIA cards. I am currently testing various boot options ( pci
=assign-busses seems to be help at least with the cards but not the NMI
crash, I am currently testing noirq and noapic as option).

When using cd /proc/interrupts I do see that one USB and fglrx use the
same interupt and maybe that is a problem for one of the drivers (either
USB or fglrx):

cat interrupts
   CPU0   CPU1
  0:  48252  1   IO-APIC-edge  timer
  1:174  0   IO-APIC-edge  i8042
  3:100  0   IO-APIC-edge  serial
  4:165  0   IO-APIC-edge  serial
  7:  0  0   IO-APIC-edge  parport0
  8: 10  0   IO-APIC-edge  rtc
  9:313 210584   IO-APIC-fasteoi   acpi
 12:  13210  0   IO-APIC-edge  i8042
 14:  20878  0   IO-APIC-edge  libata
 15:  0  0   IO-APIC-edge  libata
 16:  2  0   IO-APIC-fasteoi   uhci_hcd:usb1, yenta, [EMAIL 
PROTECTED]:1:0:0
 20: 756632  0   IO-APIC-fasteoi   ehci_hcd:usb2, uhci_hcd:usb5
 21:115454   IO-APIC-fasteoi   uhci_hcd:usb3, HDA Intel
 22: 43 248232   IO-APIC-fasteoi   uhci_hcd:usb4, sata_sil24
218:684  17101   PCI-MSI-edge  eth0
219:  19292  57607   PCI-MSI-edge  ahci
NMI:  0  0
LOC: 451630 474874
ERR:  0
MIS:  0

Maybe someone else has similar experience here?

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Uhhuh. NMI received for unknown reason a0 on CPU 0
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[Bug 230847] Re: Thinkpad T60 hard hang after upgrade to LTS 8.04

2008-06-21 Thread wfaust
I also tried the Lenovo and e1000 fix scripts (the lenovo script patches
a different address in the eeprom) during the last days. The result was
rather negative. It didn't fix anything and all I got was problems
during boot time as the e1000 module wasn't loaded anymore after the
Lenovo script changed the eeprom. I changed the eeprom back to the old
setting but the problem with loading the module remained. I now have to
force loading the e1000 module during boot to get things working again.

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Thinkpad T60 hard hang after upgrade to LTS 8.04
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[Bug 230847] Re: Thinkpad T60 hard hang after upgrade to LTS 8.04

2008-06-13 Thread wfaust
Marc,

your problem seems to be identical to my T60. You asked for 8.0.1:  The device 
ids for the 82573L got removed from e1000 8.0.1 as the e1000e driver is now the 
default. As the patched 7.6.15 seems to work fine, I currently have no urgent 
need readd the device ids to the latest e1000 driver.
Or is there a specific need or wanted feature in 8.0.1?

Did you check 
http://www.thinkwiki.org/wiki/Problem_with_e1000:_EEPROM_Checksum_Is_Not_Valid 
and the README
file shipped with the latest e1000 driver? Did you try one of the scripts or 
the Intel PreBoot solution in order to get rid of the problem completly?

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[Bug 42572] Re: e1000 driver on thinkpad X60/T60 produces latency

2008-05-17 Thread wfaust
Yes, similar problems here with various Suse/Debian kernels and the 
recommendations found on the net did not work 100%. In the end,
a patch posted from Auke Kok did show the solution: disable ASPM for the 
network device.

See my other postings:

https://bugs.launchpad.net/ubuntu/+bug/230847/comments/4

and

http://forums.suselinuxsupport.de/index.php?showtopic=66152&mode=threaded&pid=270086

Feel free to change/repost the description to make it work on Ubuntu
with kernel <2.6.25 (most likely you only need to add at least a "sudo"
before "make install").

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e1000 driver on thinkpad X60/T60 produces latency
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[Bug 230847] Re: Thinkpad T60 hard hang after upgrade to LTS 8.04

2008-05-17 Thread wfaust
I had similar problems on my T60 with Suse and Debian. I spend days
searching and testing various solutions published on the net. Most only
fixed the problem on the first sight... but than various problems
appeared when using the 24h/7d. Especialy receiving data at high speed
or many small two-way requests (pop3 email...) often started showing the
problems. I even tried various cardbus/express card network cards and
none worked reliable making the problem even more worse as I had no
reliable network connection at all.

In the end, all problems were solved after disabling ASPM in the network
driver (e1000 or e1000e).  I did publish a fix description for the e1000
an how to install it on Suse without recompiling a kernel. As this is
just a patch for the e1000 orig e1000 sourceforge driver, I see no major
reason why the description doesn't also apply to Ubuntu if the
sourceforge e1000 driver compiles/installs fine. Maybe you want to try
it beside disabling NAPI:

http://forums.suselinuxsupport.de/index.php?showtopic=66152&mode=threaded&pid=270086

Last time I checked, the current orig. 2.6.25 kernel has ASPM disabled
by default and uses the e1000e module.

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