linux-kernel - Re: Regression: SUNRPC: Use poll() to fix up the socket requeue races

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <ab485d7ba4f9603850b81e6c2242dc25026eabcb.camel@hammerspace.com>
Date:   Mon, 25 Feb 2019 21:03:48 +0000
From:   Trond Myklebust <trondmy@...merspace.com>
To:     "jonathanh@...dia.com" <jonathanh@...dia.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-nfs@...r.kernel.org" <linux-nfs@...r.kernel.org>,
        "linux-tegra@...r.kernel.org" <linux-tegra@...r.kernel.org>
Subject: Re: Regression: SUNRPC: Use poll() to fix up the socket requeue races

On Mon, 2019-02-25 at 20:25 +0000, Jon Hunter wrote:
> Hi Trond,
> 
> Starting in next-20190222 I have observed a regression with NFS
> causing
> some of our boards to fail to boot. Bisect points to your commit ...
> 
> commit 0ffe86f48026b7f34db22d1004bc9992f0db8b33
> Author: Trond Myklebust <trond.myklebust@...merspace.com>
> Date:   Wed Jan 30 14:51:26 2019 -0500
> 
>     SUNRPC: Use poll() to fix up the socket requeue races
> 
> 
> After reverting this on top of -next I no longer see the problem. I
> have
> not had chance to look any closer, but wanted to see if you had any
> ideas what might be the problem.
> 
> Cheers
> Jon

What kind of boot is this? UDP or TCP? nfsroot? NFSv3 or NFSv4? 

-- 
Trond Myklebust
Linux NFS client maintainer, Hammerspace
trond.myklebust@...merspace.com