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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id D34E9C4332F for ; Fri, 3 Nov 2023 12:15:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1346569AbjKCMPP (ORCPT ); Fri, 3 Nov 2023 08:15:15 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39848 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233045AbjKCMPN (ORCPT ); Fri, 3 Nov 2023 08:15:13 -0400 Received: from mail-oo1-f70.google.com (mail-oo1-f70.google.com [209.85.161.70]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D67131A8 for ; Fri, 3 Nov 2023 05:15:06 -0700 (PDT) Received: by mail-oo1-f70.google.com with SMTP id 006d021491bc7-581e1d59302so2189216eaf.0 for ; Fri, 03 Nov 2023 05:15:06 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1699013706; x=1699618506; h=to:from:subject:message-id:in-reply-to:date:mime-version :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=EhYgZ43ZK1aJfYZQ5tVJC7yEO9pHCRBYSEpEHIZDHWo=; b=CuTuiR8l85cUHfKaeo3W18/IG53Ahiox4gzgu3Vag2RCZ7jV3f2adC/JCQeampIKha VDMz2Fci25aTaCibU5ABto7eQMz36r+piV3rDZDivjSh6z1v9q9FEU0WihJOhON8kB4g 69FWnMIbFHXyI/3OGOYztAgYEBMVUNDM9ByKl8caXCrPL1bENRzGAd2c//E1aSkZC4sr LSyr67QYo8uHAQax7/iLCTyTVKTT8p8LwRhPrOqgbTjS0GdWkuQn3lPs1fel9F5dh64C cbUdXDXP6Q9YU1M1L2rO3vWEs/u4CitVxZaB04d9h7ufumrP4mDg8+yXPmyyl07E1siw 1UIA== X-Gm-Message-State: AOJu0YyvsF+3rD00/Qz9Qats6U4G22whXnmFYPteEwjwmc4hbczJaDFT tQHg+16iqWKTGHRkrvPqb0l0Q2nCFZkcqo42XtMtFtB3hi8h X-Google-Smtp-Source: AGHT+IHKNTrjIuB93IOddVxxkl9EB8OFOwxS7xaGeM2Zkz3mVE9KY915DTkgTELT2eLde0vAfqRosXB+T0DcTGVv8zRP4bDdmNGy MIME-Version: 1.0 X-Received: by 2002:a4a:ea4a:0:b0:57b:7849:1a4d with SMTP id j10-20020a4aea4a000000b0057b78491a4dmr8275172ooe.0.1699013706271; Fri, 03 Nov 2023 05:15:06 -0700 (PDT) Date: Fri, 03 Nov 2023 05:15:06 -0700 In-Reply-To: <20231103114509.1232-1-hdanton@sina.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000006e530806093e7487@google.com> Subject: Re: [syzbot] [iommu?] KASAN: slab-use-after-free Read in iommufd_vfio_ioas From: syzbot To: hdanton@sina.com, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-and-tested-by: syzbot+d31adfb277377ef8fcba@syzkaller.appspotmail.com Tested on: commit: 8f6f76a6 Merge tag 'mm-nonmm-stable-2023-11-02-14-08' .. git tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master console output: https://syzkaller.appspot.com/x/log.txt?x=166db0eb680000 kernel config: https://syzkaller.appspot.com/x/.config?x=4c856b92a9ee7d89 dashboard link: https://syzkaller.appspot.com/bug?extid=d31adfb277377ef8fcba compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 patch: https://syzkaller.appspot.com/x/patch.diff?x=138b353d680000 Note: testing is done by a robot and is best-effort only.