Re: btrfs extents related oops.

From: Dave Jones
Date: Mon Aug 04 2014 - 21:58:13 EST


On Mon, Aug 04, 2014 at 09:28:45PM -0400, Dave Jones wrote:
> Possibly related to some changes I've been making to my fuzz tester today
> to operate on the same file from multiple threads.
> This was on v3.16-829-g98959948a7ba, but probably exists on earlier trees too
> given the lack of btrfs specific commits so far this merge window.

reproducer:

trinity -q -l off -c lseek -c write

(Things also go very, very bad if you then try to umount that
partition - endless oopses, too mangled to parse).

Dave

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