linux-kernel - Re: Bug 205201 - overflow of DMA mask and bus mask

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: <20191112144109.GA11805@lst.de>
Date:   Tue, 12 Nov 2019 15:41:09 +0100
From:   Christoph Hellwig <hch@....de>
To:     Christian Zigotzky <chzigotzky@...osoft.de>
Cc:     Christoph Hellwig <hch@....de>, linux-arch@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-mm@...ck.org,
        iommu@...ts.linux-foundation.org,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        paulus@...ba.org, darren@...vens-zone.net,
        "contact@...on.com" <contact@...on.com>, rtd2@...a.co.nz,
        mad skateman <madskateman@...il.com>,
        Rob Herring <robh+dt@...nel.org>,
        linuxppc-dev <linuxppc-dev@...ts.ozlabs.org>,
        nsaenzjulienne@...e.de
Subject: Re: Bug 205201 - overflow of DMA mask and bus mask

On Mon, Nov 11, 2019 at 01:22:55PM +0100, Christian Zigotzky wrote:
> Now, I can definitely say that this patch does not solve the issue.
>
> Do you have another patch for testing or shall I bisect?

I'm still interested in the .config and dmesg.  Especially if the
board is using arch/powerpc/sysdev/fsl_pci.c, which is the only
place inside the powerpc arch code doing funny things with the
bus_dma_mask, which Robin pointed out looks fishy.

>
> Thanks,
> Christian
---end quoted text---