On Wed, 2002-12-25 at 19:49, Jörg Prante wrote: > Hello, > > in my 2.4.21-pre2 based -jp15 kernel patch set I can't boot with XFS and > preemptive kernel enabled. > > I use: > - 2.4.21pre2 > - preempt 2.4.20-ac1 > - XFS snapshot 2.4.20-2002-11-29_01:21_UTC > - and a lot of other patches, see http://infolinux.de/jp15 > > The kernel boots ok for a long time, but when it enters the init process run > level 5, it throws a kernel BUG in the O(1) scheduler code in schedule() at > the first statement when it checks for interrupt code. > > I guess it performs a sync on the XFS root file system for the first time. You > can find a ksymoops message below. > > Here are my observations after several changes in the configuration: > > - if preemptive kernel is disabled, XFS can boot successfully. So, the bug is > triggered by the preemptive kernel patch. > > - with preemptive kernel enabled and reiserfs, booting is no problem. So, the > bug is specific to the combination XFS and preempt. > > Is it just me with this BUG or can it be reproduced? > > A release of the patch set is available at > http://infolinux.de/jp15/patchset-2.4.21-pre2-jp15.tar.bz2 > > Best regards, > > Jörg > Hi again, Last time i forgot to CC the list...just to follow up on the previous email. I've created a diff with XFS (cvs version) and preempt against 2.4.21-pre2 which boots and seems to work ok (have run it for ~2 days). The diff+details are on http://www.blazebox.homeip.net:81/~paul/linux . Regards, Paul B. P.S. Happy New Year to all on the list!
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