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SubjectRe: More info on 104 oops [probably procfs bug]
On Sun, 7 Jun 1998, Chris Evans wrote:

>
>On Sun, 7 Jun 1998, Bill Hawes wrote:
>
>> Hi Andrea,
>>
>> Quite a while back I added a mechanism to /proc so that modules can have
>> their use counts incremented when a /proc directory is being referenced. This
>> prevents the problems with having a module removed while a shell or other
>> application is sitting in the module's /proc directory.
>
>Hmm, it was about the time of the addition of this mechanism, that I
>started to be able to completely screw the kernel with "rm -rf /proc" ;-)
>
>rm -rf /proc still causes oopses hung processes and other unpleasantries.

At least you can run generate the Oops only as root (you could also rm -rf
/), while the modules proc unregistering problem was very more serious
since a croned rmmod -a could cause mess if a user would been in
/proc/parport at that time.

Andrea[s] Arcangeli



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