Panic during kernel rebuild; file system left inconsistent

Igor Pokrovsky tiamat at
Thu Dec 4 20:17:42 PST 2003

On Wed, Dec 03, 2003 at 09:13:46PM -0700, Brett Glass wrote:
> I've got a 4.9 machine that's acting as a router and is lightly loaded
> otherwise. (There are a significant number of interrupts from network
> interface cards at all times, but disk usage is normally quite light.) When I
> typed
> make depend; make; make install
> to rebuild the kernel, the system had a panic during the "make" phase. Upon
> rebooting, I got a message saying that there was a "unexpected softupdates
> inconsistency" in /usr. After running fsck (which reported a large number of
> problems), I found that all of the files in the lost+found directory were
> (maybe not surprisingly) dependency files. I repeated the build, doing
> nice make clean; sync; sleep 10; nice make depend; sync; ...
> and this time the kernel built with no problems. I suspect (though I don't
> have a backtrace) that heavily loading the file system and/or the ata driver
> in the presence of many other interrupts can cause a panic which softupdates
> is not prepared to handle. Have others seen this?

I've seen the same message about softupdates, but it appeared after unexpected
power problems, when computer turned off without syncs and umounts.


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