Re: XFS problems (hard lockup and oops on startup) with 2.5.5{6,7}

[Christoph Hellwig]

On Tue, Jan 14, 2003 at 06:55:28PM +0100, Marek Habersack wrote:
> Hello,
> 
>   The kernel 2.5.56 seems to have changed something that affected the XFS
> code as I'm getting hit by one (and possibly two) bugs related to it now.
> What happens is that the machine suddenly freezes (running Debian/Sid -
> XFree 4.2.1, glibc 2.3.1, gnome2 - nothing out of ordinary) so that SysRq
> keys don't have any effect (but Numlock still toggles the led on the
> keyboard), machine is inaccessible from the net and the only cure is hard
> reboot. Nothing gets logged on the freeze and on reboot when XFS attempts to
> check the first filesystem the kernel oopses with Oops code 0002, in the
> interrupt handler. Nothing gets logged, of course, so I can't provide the
> full backtrace right now - I'll try to get it logged through the serial console
> if it happens again with 2.5.58. I have copied some values by hand from the
> screen (until I lost patience... :)):
> 
> Unable to handle kernel paging request at virtual address 000500074
>  printing EIP

Hmm, that's really no much info.  And there weren't any XFS changes from
2.5.52 to 2.5.58..