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[193.165.148.130]) by smtp.googlemail.com with ESMTPSA id s124sm1613878wmf.42.2019.05.15.00.56.15 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 15 May 2019 00:56:15 -0700 (PDT) From: "StarostaCZ@gmail.com" X-Google-Original-From: "StarostaCZ@gmail.com" Subject: Re: Linux crash when using FTDI FT232R USB to serial converter on AMD boards. To: Joerg Roedel , Johan Hovold References: <04503197-a0a9-8b35-6c65-c10f296aab57@gmail.com> <20190429094847.GI26546@localhost> <20190503153716.GE11605@8bytes.org> <8748125e-f360-ff0e-ea15-699bce9e7747@gmail.com> Message-ID: <4e7f0267-eba8-81c3-4036-25924ea9df98@gmail.com> Date: Wed, 15 May 2019 09:54:43 +0200 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:60.0) Gecko/20100101 Thunderbird/60.6.1 MIME-Version: 1.0 In-Reply-To: <8748125e-f360-ff0e-ea15-699bce9e7747@gmail.com> Content-Language: cs Cc: iommu@lists.linux-foundation.org, linux-usb@vger.kernel.org, Mathias Nyman X-BeenThere: iommu@lists.linux-foundation.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: Development issues for Linux IOMMU support List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="iso-8859-2"; Format="flowed" Sender: iommu-bounces@lists.linux-foundation.org Errors-To: iommu-bounces@lists.linux-foundation.org Hello, can I still help with this problem? It's very important for us. Thank you. starosta Dne 6.5.2019 v 9:10 StarostaCZ@gmail.com napsal(a): > New test on kernel Linux version 5.1.0-050100-generic. Same problem, = > system crash after a few seconds. > Full kern.log: https://paste.ee/p/EmLsw > I can do access to my pc through SSH if useful. > > starosta > > Dne 3.5.2019 v 17:37 Joerg Roedel napsal(a): >> On Mon, Apr 29, 2019 at 11:48:47AM +0200, Johan Hovold wrote: >>> So this is a debian 4.18 kernel seemingly crashing due to a xhci or >>> iommu issue. >>> >>> Can you reproduce this on a mainline kernel? >>> >>> If so, please post the corresponding logs to the lists and CC the xhci >>> and iommu maintainers (added to CC). >> Your kernel is probably missing this upstream fix: >> >> =A0=A0=A0=A04e50ce03976f iommu/amd: fix sg->dma_address for sg->offset b= igger = >> than PAGE_SIZE >> >> Regards, >> >> =A0=A0=A0=A0Joerg >> > _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu