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=-3.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 D4B23C5517A for ; Thu, 22 Oct 2020 09:03:02 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 6580B22249 for ; Thu, 22 Oct 2020 09:03:02 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 6580B22249 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=ACULAB.COM Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 9A8386B0073; Thu, 22 Oct 2020 05:03:01 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 9577D6B0074; Thu, 22 Oct 2020 05:03:01 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 7F6596B0075; Thu, 22 Oct 2020 05:03:01 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0029.hostedemail.com [216.40.44.29]) by kanga.kvack.org (Postfix) with ESMTP id 544EE6B0073 for ; Thu, 22 Oct 2020 05:03:01 -0400 (EDT) Received: from smtpin12.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay01.hostedemail.com (Postfix) with ESMTP id E1545180AD81A for ; Thu, 22 Oct 2020 09:03:00 +0000 (UTC) X-FDA: 77398971720.12.chess40_3f1527a2724f Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin12.hostedemail.com (Postfix) with ESMTP id BB9F01801A9B1 for ; Thu, 22 Oct 2020 09:03:00 +0000 (UTC) X-HE-Tag: chess40_3f1527a2724f X-Filterd-Recvd-Size: 5376 Received: from eu-smtp-delivery-151.mimecast.com (eu-smtp-delivery-151.mimecast.com [185.58.86.151]) by imf31.hostedemail.com (Postfix) with ESMTP for ; Thu, 22 Oct 2020 09:02:59 +0000 (UTC) Received: from AcuMS.aculab.com (156.67.243.126 [156.67.243.126]) (Using TLS) by relay.mimecast.com with ESMTP id uk-mta-7-8sQ7tBxKMG-Qg2of8o1bsA-1; Thu, 22 Oct 2020 10:02:55 +0100 X-MC-Unique: 8sQ7tBxKMG-Qg2of8o1bsA-1 Received: from AcuMS.Aculab.com (fd9f:af1c:a25b:0:43c:695e:880f:8750) by AcuMS.aculab.com (fd9f:af1c:a25b:0:43c:695e:880f:8750) with Microsoft SMTP Server (TLS) id 15.0.1347.2; Thu, 22 Oct 2020 10:02:54 +0100 Received: from AcuMS.Aculab.com ([fe80::43c:695e:880f:8750]) by AcuMS.aculab.com ([fe80::43c:695e:880f:8750%12]) with mapi id 15.00.1347.000; Thu, 22 Oct 2020 10:02:54 +0100 From: David Laight To: 'David Hildenbrand' , Greg KH , Al Viro , "Nick Desaulniers" CC: Christoph Hellwig , "kernel-team@android.com" , Andrew Morton , "Jens Axboe" , Arnd Bergmann , David Howells , "linux-arm-kernel@lists.infradead.org" , "linux-kernel@vger.kernel.org" , "linux-mips@vger.kernel.org" , "linux-parisc@vger.kernel.org" , "linuxppc-dev@lists.ozlabs.org" , "linux-s390@vger.kernel.org" , "sparclinux@vger.kernel.org" , "linux-block@vger.kernel.org" , "linux-scsi@vger.kernel.org" , "linux-fsdevel@vger.kernel.org" , "linux-aio@kvack.org" , "io-uring@vger.kernel.org" , "linux-arch@vger.kernel.org" , "linux-mm@kvack.org" , "netdev@vger.kernel.org" , "keyrings@vger.kernel.org" , "linux-security-module@vger.kernel.org" Subject: RE: Buggy commit tracked to: "Re: [PATCH 2/9] iov_iter: move rw_copy_check_uvector() into lib/iov_iter.c" Thread-Topic: Buggy commit tracked to: "Re: [PATCH 2/9] iov_iter: move rw_copy_check_uvector() into lib/iov_iter.c" Thread-Index: AQHWqE5GNDfnH4y9nkGWtfqJueR1KKmjTCJQ///y24CAABLOsA== Date: Thu, 22 Oct 2020 09:02:54 +0000 Message-ID: <789c746b1abc45598fe1e44c6f60104d@AcuMS.aculab.com> References: <20200925045146.1283714-1-hch@lst.de> <20200925045146.1283714-3-hch@lst.de> <20201021161301.GA1196312@kroah.com> <20201021233914.GR3576660@ZenIV.linux.org.uk> <20201022082654.GA1477657@kroah.com> <80a2e5fa-718a-8433-1ab0-dd5b3e3b5416@redhat.com> <5d2ecb24db1e415b8ff88261435386ec@AcuMS.aculab.com> In-Reply-To: Accept-Language: en-GB, en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-ms-exchange-transport-fromentityheader: Hosted x-originating-ip: [10.202.205.107] MIME-Version: 1.0 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=C51A453 smtp.mailfrom=david.laight@aculab.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: aculab.com Content-Language: en-US Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: base64 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: RnJvbTogRGF2aWQgSGlsZGVuYnJhbmQNCj4gU2VudDogMjIgT2N0b2JlciAyMDIwIDA5OjQ5DQou Li4NCj4gPj4+IEJ1dCwgdGhpcyBsb29rcyBub3cgdG8gYmUgYSBjb21waWxlciBidWcuICBJJ20g dXNpbmcgdGhlIGxhdGVzdCB2ZXJzaW9uDQo+ID4+PiBvZiBjbGFuZyBhbmQgaWYgSSBwdXQgIm5v aW5saW5lIiBhdCB0aGUgZnJvbnQgb2YgdGhlIGZ1bmN0aW9uLA0KPiA+Pj4gZXZlcnl0aGluZyB3 b3Jrcy4NCj4gPj4NCj4gPj4gV2VsbCwgdGhlIGNvbXBpbGVyIGNhbiBkbyBtb3JlIGludmFzaXZl IG9wdGltaXphdGlvbnMgd2hlbiBpbmxpbmluZy4gSWYNCj4gPj4geW91IGhhdmUgYnVnZ3kgY29k ZSB0aGF0IHJlbGllcyBvbiBzb21lIHVuc3BlY2lmaWVkIGJlaGF2aW9yLCBpbmxpbmluZw0KPiA+ PiBjYW4gY2hhbmdlIHRoZSBiZWhhdmlvciAuLi4gYnV0IGdvaW5nIG92ZXIgdGhhdCBjb2RlLCB0 aGVyZSBpc24ndCB0b28NCj4gPj4gbXVjaCBhY3Rpb24gZ29pbmcgb24uIEF0IGxlYXN0IG5vdGhp bmcgc2NyZWFtZWQgYXQgbWUuDQo+ID4NCj4gPiBBcGFydCBmcm9tIGFsbCB0aGUgb3B0aW1pc2F0 aW9ucyB0aGF0IGdldCByaWQgb2ZmIHRoZSAncGFzcyBiZSByZWZlcmVuY2UnDQo+ID4gcGFyYW1l dGVycyBhbmQgc3RyYW5nZSBjb25kaXRpb25hbCB0ZXN0cy4NCj4gPiBQbGVudHkgb2Ygc2NvcGUg Zm9yIHRoZSBjb21waWxlciBnZXR0aW5nIGl0IHdyb25nLg0KPiA+IEJ1dCBub3RoaW5nIGV2ZW4g dmFndWVseSBpbGxlZ2FsLg0KPiANCj4gTm90IHRoZSBmaXJzdCB0aW1lIHRoYXQgcGVvcGxlIGJs YW1lIHRoZSBjb21waWxlciB0byB0aGVuIGZpZ3VyZSBvdXQNCj4gdGhhdCBzb21ldGhpbmcgZWxz ZSBpcyB3cm9uZyAuLi4gYnV0IG1heWJlIHRoaXMgdGltZSBpcyBkaWZmZXJlbnQgOikNCg0KVXN1 YWxseSBkb3duIHRvIG1pc3NpbmcgYXNtICdtZW1vcnknIGNvbnN0cmFpbnRzLi4uDQoNCk5lZWQg dG8gcmVhZCB0aGUgb2JqIGZpbGUgdG8gc2VlIHdoYXQgdGhlIGNvbXBpbGVyIGRpZC4NCg0KVGhl IGNvZGUgbXVzdCBiZSAnYXBwcm94aW1hdGVseSByaWdodCcgb3Igbm90aGluZyB3b3VsZCBydW4u DQpTbyBJJ2QgZ3Vlc3MgaXQgaGFzIHRvIGRvIHdpdGggPiA4IGZyYWdtZW50cy4NCg0KCURhdmlk DQoNCi0NClJlZ2lzdGVyZWQgQWRkcmVzcyBMYWtlc2lkZSwgQnJhbWxleSBSb2FkLCBNb3VudCBG YXJtLCBNaWx0b24gS2V5bmVzLCBNSzEgMVBULCBVSw0KUmVnaXN0cmF0aW9uIE5vOiAxMzk3Mzg2 IChXYWxlcykNCg==