linux-kernel - Re: linux-next 0112 tree breaks fs DAX

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-next>] [day] [month] [year] [list]

Message-ID: <20170116092916.lltpfa24gzlj3hkr@XZHOUW.usersys.redhat.com>
Date:   Mon, 16 Jan 2017 17:29:16 +0800
From:   Xiong Zhou <xzhou@...hat.com>
To:     linux-nvdimm@...1.01.org, dave.jiang@...el.com
Cc:     linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-next@...r.kernel.org
Subject: Re: linux-next 0112 tree breaks fs DAX

On Fri, Jan 13, 2017 at 06:16:41PM +0800, Xiong Zhou wrote:
> Hi,
> 
> These cases "hang" when testing with -o dax mount option:
> xfstests generic/030 generic/34{0,4,5,6} generic/198
> (maybe more)
> 
> The test programme holetest or aiodio keep running for a
> long time. It's killable, but it seems never return.
> 
> With both ext4 and xfs as fs.
> 
> Without -o dax mount option, cases pass in seconds.
> 
> 0111 tree passed the tests.
> 
> sh-4.2# git log --oneline next-20170111..next-20170112 fs/dax.c
> 0c9a7909dd13 mm, dax: change pmd_fault() to take only vmf parameter
> f8dbc198d4ea mm, dax: make pmd_fault() and friends be the same as fault()

0112 tree with above 2 commits reverted pass the tests.