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 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 4F76EE784BA for ; Thu, 25 Dec 2025 02:26:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To: Content-Transfer-Encoding:Content-Type:MIME-Version:References:Message-ID: Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=0yhfpKa36z2S4e97UcvwglyoKQJoQuKZ4hzUKoJo5oQ=; b=ZphTuccDkbrVjt/Yv6h2N2yqRx uiede4bD10TDYsc+yJ6lTc/D7lpgIdWVjpS38fXzIozjbyEty6AOdBP90LXq333SlMZ739IKKDsEb 8YewPeg5FR0ax7ElwAvCvredyrM5wSpsQd+6RWFKGysYvhVvy1AqZGeqTBJQ25uaoGhPVgJamkflf T66RcOYl6YyrKQt6BjzscHT2lD0709BrjXZg5ammRNKe3KBZgXbovf6qAPXk1X8hCkfn19wDmjKjL 1nmROVOUdx6/2Wg3XADJl1fErA0LXfqdeXgRg29TtNRjWfsbT0Ghi5ayP120RvmIoGSmkg0fktxXE 8NJYplrg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vYb3q-0000000004x-2fRF; Thu, 25 Dec 2025 02:26:42 +0000 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vYb3m-0000000Hb7X-2qoy for kexec@lists.infradead.org; Thu, 25 Dec 2025 02:26:40 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1766629596; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=0yhfpKa36z2S4e97UcvwglyoKQJoQuKZ4hzUKoJo5oQ=; b=IUMbKaKj9poHGeZ5e9JYTDLoB4x2nL9kZflwaAxjzwCYHyifycdSU5XqTbsCvAIUt/upUS Tj/XNy+kO9gIrCcPMMGSdWXj9MOqy3qAtR+YTZtd9X8L13eKEVDqgu4oErqNOnqpmdwCdD DVUgcEsmFpqimop3fgRLA7i2x++0pZw= Received: from mx-prod-mc-06.mail-002.prod.us-west-2.aws.redhat.com (ec2-35-165-154-97.us-west-2.compute.amazonaws.com [35.165.154.97]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-284-XD3JdoSdMca2cw992Umbgg-1; Wed, 24 Dec 2025 21:26:32 -0500 X-MC-Unique: XD3JdoSdMca2cw992Umbgg-1 X-Mimecast-MFC-AGG-ID: XD3JdoSdMca2cw992Umbgg_1766629590 Received: from mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.4]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-06.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 8A7461800365; Thu, 25 Dec 2025 02:26:29 +0000 (UTC) Received: from localhost (unknown [10.72.112.137]) by mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 9F37A30001B9; Thu, 25 Dec 2025 02:26:27 +0000 (UTC) Date: Thu, 25 Dec 2025 10:26:23 +0800 From: Baoquan He To: Andrey Ryabinin Cc: Andrey Konovalov , linux-mm@kvack.org, glider@google.com, dvyukov@google.com, vincenzo.frascino@arm.com, akpm@linux-foundation.org, kasan-dev@googlegroups.com, linux-kernel@vger.kernel.org, kexec@lists.infradead.org, elver@google.com, sj@kernel.org, lorenzo.stoakes@oracle.com, snovitoll@gmail.com, christophe.leroy@csgroup.eu Subject: Re: [PATCH v4 00/12] mm/kasan: make kasan=on|off work for all three modes Message-ID: References: <20251128033320.1349620-1-bhe@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.4 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20251224_182639_373559_42A16414 X-CRM114-Status: GOOD ( 17.23 ) X-BeenThere: kexec@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "kexec" Errors-To: kexec-bounces+kexec=archiver.kernel.org@lists.infradead.org On 12/24/25 at 01:25pm, Andrey Ryabinin wrote: > > > On 12/24/25 4:28 AM, Baoquan He wrote: > > Hi Andrey, > > > > On 12/04/25 at 05:38pm, Andrey Konovalov wrote: > >> On Fri, Nov 28, 2025 at 4:33 AM Baoquan He wrote: > >>> > > ...snip... > >>> Testing: > >>> ======== > >>> - Testing on x86_64 and arm64 for generic mode passed when kasan=on or > >>> kasan=off. > >>> > >>> - Testing on arm64 with sw_tags mode passed when kasan=off is set. But > >>> when I tried to test sw_tags on arm64, the system bootup failed. It's > >>> not introduced by my patchset, the original code has the bug. I have > >>> reported it to upstream. > >>> - System is broken in KASAN sw_tags mode during bootup > >>> - https://lore.kernel.org/all/aSXKqJTkZPNskFop@MiWiFi-R3L-srv/T/#u > >> > >> This will hopefully be fixed soon, so you'll be able to test. > > > > Do you have the patch link of the fix on sw_tags breakage? > > I think this one should fix it - https://lkml.kernel.org/r/cover.1765978969.git.m.wieczorretman@pm.me Awesome, let me apply them and test. Many thanks.