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SubjectRe: 2.2.17 --- extreme format string weirdness in /proc
On Sat, Sep 30, 2000 at 03:09:10PM +0100, Nix wrote:

> Yesterday, I noticed that netstat had stopped working on my 2.2.17 box
> The reason is fairly self-evident:
>
> : loki:/# cat /proc/net/dev
...
> : lo:%lu %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu
> : eth0:%lu %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu
>
> Probably not right.
>
> This is repeated in other files (I only checked /proc; its

This could be explained by a single-bit corruption of your kernel,
namely if the place where printk tests a format character against '%'
is broken. Maybe the '%' is bad, or maybe the comparison instruction.
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