Re: Lock order reversal in CURRENT

From: Benjamin Kaduk <kaduk_at_MIT.EDU>
Date: Wed, 24 Feb 2016 18:28:29 -0500 (EST)
On Wed, 24 Feb 2016, Eax Melanhovich wrote:

> Hello.
>
> Yesterday I built a kernel and world using master branch (6a8922d3) of
> FreeBSD GitHub repository (a mirror of SVN as I understand?). Today I
> got a "lock order reversal" report:
>
> http://i.imgur.com/jDZ4A3O.png
>
> According to this FAQ it could be a sign of a deadlock:
>
> https://www.freebsd.org/doc/faq/troubleshoot.html#idp63366608
>
> Do I have to report this issue anywhere except freebsd-current_at_ ?

That particular one, though not in the table at
http://sources.zabbadoz.net/freebsd/lor.html, seems similar enough to a
ufs/devfs entry that shows up very often and is harmless, to make me think
that just the mail you have sent is quite sufficient.

Thanks,

Ben Kaduk
Received on Wed Feb 24 2016 - 22:33:43 UTC

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