[Beowulf] Big storage

Chris Samuel csamuel at vpac.org
Wed Apr 16 23:07:50 EDT 2008


----- "Greg Lindahl" <lindahl at pbm.com> wrote:

> Filesystems are easy: you just inject errors, and you'll hit most of
> the corner cases. Right now that means silently wrong answers or
> crashes, with no clue as to where the problem is.

A tool called "fsfuzzer" does just that, it appeared in
late 2006 after being leaked to LKML [1] and was used in
that Novembers "Month of Kernel Bugs" [2] which included
a bunch of DoS and exploitable bugs in Linux filesystem
implementations.

[1] - http://lwn.net/Articles/209491/
[2] - http://kernelfun.blogspot.com/search/label/fsfuzzer

-- 
Christopher Samuel - (03) 9925 4751 - Systems Manager
 The Victorian Partnership for Advanced Computing
 P.O. Box 201, Carlton South, VIC 3053, Australia
VPAC is a not-for-profit Registered Research Agency
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