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Date:      Sat, 22 Nov 2014 17:21:55 +0100
From:      Peter Holm <peter@holm.cc>
To:        FreeBSD Filesystems <freebsd-fs@freebsd.org>
Subject:   Possible memory corruption with FUSE
Message-ID:  <20141122162155.GA98201@x2.osted.lan>

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While testing a fix I came across a deadlock which was caused by
memory corruption.

FUSE was a suspect, as fuse.ko had been loaded and unloaded at one
point earlier in the test (no actual fuse tests were done).

A test was constructed that loaded and unloaded fuse.ko under VM
pressure. This triggers a page fault in the page daemon:
http://people.freebsd.org/~pho/stress/log/fuse3.txt

- Peter



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