From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f69.google.com (mail-io1-f69.google.com [209.85.166.69]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id AE17C2A1B2 for ; Sun, 12 Jan 2025 12:22:02 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.69 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1736684524; cv=none; b=DjfM/ciVR2ufmqqRDm0Y+esmO93fclsXF/uyyUeJql7wvcDx43Tnbl7sFEOg2LzMhfHf7JW35J/5wH3KfUYl8SvM3DFpB38QofYF/krlhfLo0sHOd06wxQX4PrGINH/f+VBj3mwzkRFYFt9o0wbd2HJi27oqJ8m/BTKqtQz3Zcs= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1736684524; c=relaxed/simple; bh=Ppcxj6whVW3yT8alBkkIc20IKLQHgVH+/e3WG8JxFpo=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=mVh8rHyQ5pxnIma7AbzcDuZ27a0/BMFeQ3gs4UMx7lfcPysmcDBae/bqtTAMpnzBqTDW+xWmLZjxA8z6ZvA3VW5zBXp1KJb5vmV7MzBxgpzd/P/ld9+rGbaXvYO8vQDwTKLdR4bOaQ6NiOV8c6bWz3OMQpecPTGib1s3inQ+VZ4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com; arc=none smtp.client-ip=209.85.166.69 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com Received: by mail-io1-f69.google.com with SMTP id ca18e2360f4ac-844e7f9d37dso578719839f.2 for ; Sun, 12 Jan 2025 04:22:02 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1736684522; x=1737289322; 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=aE0u3f1S72OaLWJ8+zYNso+LqGIo++MIi+SVgOquuqk=; b=m++fH6UgCGpKlyNrq/7nCg69erGFpjVqK+4ZfhbAAH+OFRWOuIkvhOvQIwDGbZJ8/N swOzlkV5siRMyojOX8NwqTz2IoxCZFdzNyfymNq+pQpk5uG/TTxmNziDSrY3GZ7Z+zv+ 8EQBt+olBaBBxeHRAo3EvBiajvAHGTsKf5lpQz7nCH4hxAcE1V0ACtDLQ/hHK8CZbkuN 7/7OUtp3wcXj2F/Nj769P3u8c1XC+2PM4VlbezLY8XUXDxor6CI04m/0AHAAj7s2ZpZt YzTgXbWxrpTV5VDuV5ard5e1+F1Arb4FCUBJCsJIZxuxINre7qPZW3RZwZP84daYmZRy s0Jg== X-Gm-Message-State: AOJu0YxTBJpc1R4723W8bQNnaZwWT47r0Y3MqNwTFU6Bu6UWCoqi+NV9 00dqle/34zo7RjMMYoZ+s+vqwB2ocXPL6V5wZJwnFYF/fEayOe5K9/LbPf/dLpjaTYOts/HiVBv iqxwQjPoHjTM8BNzUr9YY6HHH3K1JXwhAEzGJyMFzh37ICt3p0rqJvfs= X-Google-Smtp-Source: AGHT+IEz2xZ8U4hlwvxIAYqPszGyjR4k6lnQyTvD2J3sSTYCrcG1xbub0KwUHSpjNNVkwwFiCQ8xO762MZDgctcNhoU/50zAcax6 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:2388:b0:3a7:c32f:be58 with SMTP id e9e14a558f8ab-3ce3a888408mr127378785ab.13.1736684521944; Sun, 12 Jan 2025 04:22:01 -0800 (PST) Date: Sun, 12 Jan 2025 04:22:01 -0800 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6783b3e9.050a0220.d0267.0056.GAE@google.com> Subject: Re: [syzbot] [iommu?] UBSAN: shift-out-of-bounds in iova_bitmap_alloc From: syzbot To: linux-kernel@vger.kernel.org, qasdev00@gmail.com, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-by: syzbot+85992ace37d5b7b51635@syzkaller.appspotmail.com Tested-by: syzbot+85992ace37d5b7b51635@syzkaller.appspotmail.com Tested on: commit: b62cef9a Merge tag 'hwmon-for-v6.13-rc7' of git://git... git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=11520a18580000 kernel config: https://syzkaller.appspot.com/x/.config?x=4ef22c4fce5135b4 dashboard link: https://syzkaller.appspot.com/bug?extid=85992ace37d5b7b51635 compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 patch: https://syzkaller.appspot.com/x/patch.diff?x=109431df980000 Note: testing is done by a robot and is best-effort only.