From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3850FC35242 for ; Fri, 14 Feb 2020 20:58:53 +0000 (UTC) Received: from silver.osuosl.org (smtp3.osuosl.org [140.211.166.136]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id EB0A5222C2 for ; Fri, 14 Feb 2020 20:58:52 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org EB0A5222C2 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=iommu-bounces@lists.linux-foundation.org Received: from localhost (localhost [127.0.0.1]) by silver.osuosl.org (Postfix) with ESMTP id 8A4E52275F; 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Fri, 14 Feb 2020 20:58:48 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.7.6 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by whitealder.osuosl.org (Postfix) with ESMTP id 4A19287871 for ; Fri, 14 Feb 2020 20:58:48 +0000 (UTC) Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 7738930E; Fri, 14 Feb 2020 12:58:47 -0800 (PST) Received: from [192.168.1.123] (unknown [172.31.20.19]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id A985B3F68F; Fri, 14 Feb 2020 12:58:46 -0800 (PST) Subject: Re: arm-smmu.1.auto: Unhandled context fault starting with 5.4-rc1 To: Jerry Snitselaar , iommu@lists.linux-foundation.org, Will Deacon References: <20200214201353.qlbqcvpztcx55qud@cantor> From: Robin Murphy Message-ID: <7c9a234e-78b1-2385-84b8-50744b9c4066@arm.com> Date: Fri, 14 Feb 2020 20:58:40 +0000 User-Agent: Mozilla/5.0 (Windows NT 10.0; rv:68.0) Gecko/20100101 Thunderbird/68.4.2 MIME-Version: 1.0 In-Reply-To: <20200214201353.qlbqcvpztcx55qud@cantor> Content-Language: en-GB X-BeenThere: iommu@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Development issues for Linux IOMMU support List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Errors-To: iommu-bounces@lists.linux-foundation.org Sender: "iommu" SGkgSmVycnksCgpPbiAyMDIwLTAyLTE0IDg6MTMgcG0sIEplcnJ5IFNuaXRzZWxhYXIgd3JvdGU6 Cj4gSGkgV2lsbCwKPiAKPiBPbiBhIGdpZ2FieXRlIHN5c3RlbSB3aXRoIENhdml1bSBDTjh4eCwg d2hlbiBkb2luZyBhIGZpbyB0ZXN0IGFnYWluc3QKPiBhbiBudm1lIGRyaXZlIHdlIGFyZSBzZWVp bmcgdGhlIGZvbGxvd2luZzoKPiAKPiBbwqAgNjM3LjE2MTE5NF0gYXJtLXNtbXUgYXJtLXNtbXUu MS5hdXRvOiBVbmhhbmRsZWQgY29udGV4dCBmYXVsdDogCj4gZnNyPTB4ODAwMDA0MDIsIGlvdmE9 MHg4MDEwMDAzZjYwMDAsIGZzeW5yPTB4NzAwOTEsIGNiZnJzeW5yYT0weDkwMDAsIGNiPTcKPiBb wqAgNjM3LjE3NDMyOV0gYXJtLXNtbXUgYXJtLXNtbXUuMS5hdXRvOiBVbmhhbmRsZWQgY29udGV4 dCBmYXVsdDogCj4gZnNyPTB4ODAwMDA0MDIsIGlvdmE9MHg4MDEwMDAwMzYwMDAsIGZzeW5yPTB4 NzAwOTEsIGNiZnJzeW5yYT0weDkwMDAsIGNiPTcKPiBbwqAgNjM3LjE4Njg4N10gYXJtLXNtbXUg YXJtLXNtbXUuMS5hdXRvOiBVbmhhbmRsZWQgY29udGV4dCBmYXVsdDogCj4gZnNyPTB4ODAwMDA0 MDIsIGlvdmE9MHg4MDEwMDAyZWUwMDAsIGZzeW5yPTB4NzAwOTEsIGNiZnJzeW5yYT0weDkwMDAs IGNiPTcKPiBbwqAgNjM3LjE5OTI3NV0gYXJtLXNtbXUgYXJtLXNtbXUuMS5hdXRvOiBVbmhhbmRs ZWQgY29udGV4dCBmYXVsdDogCj4gZnNyPTB4ODAwMDA0MDIsIGlvdmE9MHg4MDEwMDAzYzcwMDAs IGZzeW5yPTB4NzAwOTEsIGNiZnJzeW5yYT0weDkwMDAsIGNiPTcKPiBbwqAgNjM3LjIxMTg4NV0g YXJtLXNtbXUgYXJtLXNtbXUuMS5hdXRvOiBVbmhhbmRsZWQgY29udGV4dCBmYXVsdDogCj4gZnNy PTB4ODAwMDA0MDIsIGlvdmE9MHg4MDEwMDAzOTIwMDAsIGZzeW5yPTB4NzAwOTEsIGNiZnJzeW5y YT0weDkwMDAsIGNiPTcKPiBbwqAgNjM3LjIyNDU4MF0gYXJtLXNtbXUgYXJtLXNtbXUuMS5hdXRv OiBVbmhhbmRsZWQgY29udGV4dCBmYXVsdDogCj4gZnNyPTB4ODAwMDA0MDIsIGlvdmE9MHg4MDEw MDAwMTgwMDAsIGZzeW5yPTB4NzAwOTEsIGNiZnJzeW5yYT0weDkwMDAsIGNiPTcKPiBbwqAgNjM3 LjIzNzI0MV0gYXJtLXNtbXUgYXJtLXNtbXUuMS5hdXRvOiBVbmhhbmRsZWQgY29udGV4dCBmYXVs dDogCj4gZnNyPTB4ODAwMDA0MDIsIGlvdmE9MHg4MDEwMDAzNjAwMDAsIGZzeW5yPTB4NzAwOTEs IGNiZnJzeW5yYT0weDkwMDAsIGNiPTcKPiBbwqAgNjM3LjI0OTY1N10gYXJtLXNtbXUgYXJtLXNt bXUuMS5hdXRvOiBVbmhhbmRsZWQgY29udGV4dCBmYXVsdDogCj4gZnNyPTB4ODAwMDA0MDIsIGlv dmE9MHg4MDEwMDAwYmEwMDAsIGZzeW5yPTB4NzAwOTEsIGNiZnJzeW5yYT0weDkwMDAsIGNiPTcK PiBbwqAgNjM3LjI2MjEyMF0gYXJtLXNtbXUgYXJtLXNtbXUuMS5hdXRvOiBVbmhhbmRsZWQgY29u dGV4dCBmYXVsdDogCj4gZnNyPTB4ODAwMDA0MDIsIGlvdmE9MHg4MDEwMDAwM2UwMDAsIGZzeW5y PTB4NzAwOTEsIGNiZnJzeW5yYT0weDkwMDAsIGNiPTcKPiBbwqAgNjM3LjI3NDQ2OF0gYXJtLXNt bXUgYXJtLXNtbXUuMS5hdXRvOiBVbmhhbmRsZWQgY29udGV4dCBmYXVsdDogCj4gZnNyPTB4ODAw MDA0MDIsIGlvdmE9MHg4MDEwMDAzMDQwMDAsIGZzeW5yPTB4NzAwOTEsIGNiZnJzeW5yYT0weDkw MDAsIGNiPTcKClRob3NlICJJT1ZBcyIgZG9uJ3QgbG9vayBtdWNoIGxpa2UgSU9WQXMgZnJvbSB0 aGUgRE1BIGFsbG9jYXRvciAtIGlmIAp0aGV5IHdlcmUgcGh5c2ljYWwgYWRkcmVzc2VzLCB3b3Vs ZCB0aGV5IGNvcnJlc3BvbmQgdG8gYW4gZXhwZWN0ZWQgCnJlZ2lvbiBvZiB0aGUgcGh5c2ljYWwg bWVtb3J5IG1hcD8KCkkgd291bGQgc3VzcGVjdCB0aGF0IHRoaXMgaXMgbW9zdCBsaWtlbHkgbWlz YmVoYXZpb3VyIGluIHRoZSBOVk1lIGRyaXZlciAKKGlzc3VpbmcgYSB3cml0ZSB0byBhIG5vbi1E TUEtbWFwcGVkIGFkZHJlc3MpLCBhbmQgdGhlIFNNTVUgaXMganVzdCAKZG9pbmcgaXRzIGpvYiBp biBibG9ja2luZyBhbmQgcmVwb3J0aW5nIGl0LgoKPiBJIGFsc28gcmVwcm9kdWNlZCB3aXRoIDUu NS1yYzcsIGFuZCB3aWxsIGNoZWNrIDUuNi1yYzEgbGF0ZXIgdG9kYXkuIEkgCj4gY291bGRuJ3Qg bmFycm93IGl0IGRvd24gZnVydGhlciBpbnRvIDUuNC1yYzEuCj4gSSBkb24ndCBrbm93IHNtbXUg b3IgdGhlIGNvZGUgd2VsbCwgYW55IHRob3VnaHRzIG9uIHdoZXJlIHRvIHN0YXJ0IAo+IGRpZ2dp bmcgaW50byB0aGlzPwo+IAo+IGZpbyB0ZXN0IHRoYXQgaXMgYmVpbmcgcnVuIGlzOgo+IAo+ICNm aW8gLWZpbGVuYW1lPS9kZXYvbnZtZTBuMSAtaW9kZXB0aD02NCAtdGhyZWFkIC1ydz1yYW5kd3Jp dGUgCj4gLWlvZW5naW5lPWxpYmFpbyAtYnM9NGsgLXJ1bnRpbWU9NDMyMDAgLXNpemU9LWdyb3Vw X3JlcG9ydGluZyAKPiAtbmFtZT1teXRlc3QgLW51bWpvYnM9MzIKCkp1c3QgdG8gY2xhcmlmeSwg ZG8gb3RoZXIgdGVzdHMgd29yayBPSyBvbiB0aGUgc2FtZSBkZXZpY2U/CgpUaGFua3MsClJvYmlu LgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwppb21tdSBt YWlsaW5nIGxpc3QKaW9tbXVAbGlzdHMubGludXgtZm91bmRhdGlvbi5vcmcKaHR0cHM6Ly9saXN0 cy5saW51eGZvdW5kYXRpb24ub3JnL21haWxtYW4vbGlzdGluZm8vaW9tbXU=