Kernel Bug Tracker – Bug 14294
kernel BUG at drivers/ide/ide-disk.c:187
Last modified: 2009-11-30 20:21:35 UTC
Subject : kernel BUG at drivers/ide/ide-disk.c:187 (2.6.31)
Submitter : Santiago Garcia Mantinan <email@example.com>
Date : 2009-09-30 11:05
References : http://marc.info/?l=linux-kernel&m=125430926311466&w=4
Handled-By : David Miller <firstname.lastname@example.org>
Notify-Also : Bartlomiej Zolnierkiewicz <email@example.com>
This entry is being used for tracking a regression from 2.6.30. Please don't
close it until the problem is fixed in the mainline.
On Monday 12 October 2009, Santiago Garcia Mantinan wrote:
> > I gave the user a debugging patch, but they reported that they
> > can no longer trigger the issue with 18.104.22.168
> > See:
> > http://marc.info/?l=linux-ide&m=125469615425454&w=4
> > Maybe that's enough to close this, I dunno.
> I'm the user with the debugging patch, I'd say no, don't close it.
> Even though on my first tests I had the computer to crash the two weekends I
> had tested, it seems that crashing on weekend was only luck and seems that
> having the bug appear is more difficult than I had thought.
> So... my comments saying that 22.214.171.124 seemed ok are probably wrong (I have
> read the .1 changelog and there is an ata patch, but probably unrelated). It
> is true that I had 126.96.36.199 running for a whole week without it crashing,
> but seems that crashing it may need more time.
> I'm now back to the 2.6.31 with the patch to debug it (3 days uptime) in
> order to gather more info and after I get the info from 2.6.31 I'd test
> 3.6.31.latest or even 2.6.32whatever in case you find that better.
On Sunday 29 November 2009, Santiago Garcia Mantinan wrote:
> > Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=14294
> Sorry for not answering before, I've been running 2.6.31 patched for all
> this time and the results are a bit dissapointing...
> The first run was for almost a month and ended up with half a hang, I could
> read on the console that there had been an error on one of the disks, dma
> error, the keyboard was working, getty seemed to work but then login didn't
> show up when entering the username even though the disks led was flashing
> when I operated the console entering usernames and all that. This hang was
> not like the hangs I had before, don't know if it was due to the patch and
> the unknown operation arriving to the IDE disk, but the message that the
> patch was supposed to display was not displayed at all.
> The second run is current run I believe, currently it has an uptime of 18
> days and not problem was showed over this time.
> So... I'm afraid I'm not able to reproduce this and maybe the whole problem
> is hardware related, even though the machine had been running with 2.6.30 in
> a stable way, it is an old machine, so maybe it is not as healthy as I
> believed, and even though memtest doesn't show any errors there could be
> some dma problems or other weird things happening around :-(
> So... I'd say you can close the bug and if I happen to find it again... I'll
> report it again.