Re: PROBLEM: Oops when doing disk heavy disk I/O

[Badari Pulavarty <pbadari@gmail.com>]

On Wed, 2006-10-25 at 01:56 +1000, Michael Sallaway wrote:
> [1.] One line summary of the problem:
> Kernel Oopses when doing I/O to a disk (using dd).
> 
> [2.] Full description of the problem/report:
> When writing to [any] disk (IDE or SCSI), the kernel will Oops after
> short periods of time ranging from 30 seconds to 5-10 minutes.
> Sometimes this is a complete crash (with "Aieee, killing interrupt
> handler!"), sometimes it's just an oops but the system doesn't crash
> comepletely (isn't very usable, though), and sometimes it just gives a
> "general protection fault: 0000 [1] SMP".
> 
> It's worth mentioning that I've managed to set up the entire system
> without incident -- a debian netinstall, downloading new packages,
> changing things, etc. The only reason I discovered this was when
> copying large amounts of data off another machine, and it died
> reproducably after a few gigabytes of data. (I originally thought it
> was an XFS issue, but had the same problem with EXT3, and all other
> combinations I tried - I can now reproduce it by using dd if=/dev/zero
> of=/dev/hda6.)
> 
> Ultimately, I've tried it with different (known good) devices and hard
> drives. The only common things between all failures are the CPU
> (Athlon 64 3200), Motherboard (Asus M2N-E), and RAM (2GB DDR2-533).
> (Memtest x86 shows the memory to be fine.) As such, I'm suspecting
> it's something to do with the motherboard -- It's using an x86_64
> kernel (although it does the same with an i386), on an nforce 570
> motherboard.
> 
> Other things I have tried:
> - SATA, SCSI and IDE drives -- all do the same thing
> - removing *all* drives and cards and devices -- it does it with a
> single IDE drive connected and no PCI cards
> - kernels 2.6.16, 18, 18.1, 19-rc3.

All of these kernels are having the same problem ? Or just noticed
it only in 19-rc3 ?

Thanks,
Badari

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