Re: 1352 NUL bytes at the end of a page? (was Re: Assertion `s &&s->tree' failed: The saga continues.)

[Andrew Morton]

Larry McVoy <lm@xxxxxxxxxxxx> wrote:
>
>  > I'd really like to see this happen on some other machine though.  It'd be
>  > funny if you have a dud disk drive or something.
> 
>  We can easily rule that out.  Steven, do a 
> 
>  	dd if=/dev/zero of=USE_SOME_SPACE bs=1048576 count=500
> 
>  which will eat up 500 MB and should eat up any bad blocks.  I _really_
>  doubt it is a bad disk.

Yes, me too.  The sensitivity to CONFIG_PREEMPT makes that unlikely.

Two things I'm not clear on:

a) Has is been established that CONFIG_PREEMPT causes ppp to fail?

b) Has the file corruption been observed when PPP was not in use at all?


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