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 429AD1B947 for ; Wed, 29 May 2024 15:43:03 +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=1716997385; cv=none; b=C2d8E8YkA3BoT1B8qYyCnGyZQ/bUIO2tRE4DFkgwzpxA9hrTPKXgHRxmOcVOvc21bZ6pMaHb2eXKfGL6HdvYD477c4dKPXjJhQPXfq7bfUZBY4CZrBKdwUknhts+c8/M5ELjmhxtKVTlIuv0SMMIgo1TAnYBz0RB5l6T9dPU+sw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1716997385; c=relaxed/simple; bh=Tpqf4bdpz3oMCSpv1spt76OidEKz7BlTEJl5nQNyJeU=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=VF9m6OOOvCcUjMP4Q16zBkk1dhcD02oow5uann5QXMNx1ita2zhPC7TNdP8bgWANNNllLYEwcsn+fFFBSUjvhikQYtWxH2c5oHUAfeRA2hlLvTC2MwEtwYsaNIDOIyBr9JP2f614kuZzzP1HPqIm+ntBIrVrKdagWO4GF2qSMOw= 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-7ead3d6a782so196431139f.3 for ; Wed, 29 May 2024 08:43:03 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1716997383; x=1717602183; 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=ZpI8iKy7icmSl+K75JXmBzMscWe3lxcEvx7d28ejJsI=; b=fIOv5dMXDAEw1sVEc5tghcVrWfUgEMcuPrVIgqeZYGgDevpHSxcEBxPw9AQVzrukYA WkgPq6Qo3TOlRDO15c/wZqQsN/hMJFHODfUtmXq8NPMw1vY3nJxoeitpMspu2I+gZsPA XUSTeExSSBnXBqEBquKgVOT2UaHrqljHjQsAA1TiIgKGyX6D1ifLD89RD+OEo2hI7Q8D Ini1FzUtQFpEPizCQd/3Qz0FE0TwRpzHDQb0o484aeqOvlOU7651pYXVWw1Il1GfDjmS zHRhCogjUN3t9G8FNSVk/KYPb9s/96t7bpnYUfd6gDJr5moIZFdclIwbXwIUbQW9hm69 Kfgw== X-Forwarded-Encrypted: i=1; AJvYcCWUga2UT168AhM2iGPOuxLoR8FCDP9EW7I8eNtPr92juUWt7Z+ev7UeMh08uGS+zuzxLMUkVmcJXrWlEH0p8WRK90c8h2vCRoBMWfBV X-Gm-Message-State: AOJu0YzUGafmHIP8QbVCurPzXFhjj9Rd5lo5I2878z/n/JS+pPhYedp1 ua1Q2C3b5pRcADMW7RsfT3kW0owiNvhczKRfEiTyJ9mcFp/wcWdmbiRjy0gC9KnygFV5dG7JGOH ABit0FWqvSFScd5GDYN4CVfhbwyAM7PzpGPdn+bnFCEBhOg0x6yLXJK8= X-Google-Smtp-Source: AGHT+IGw1QZeoyZccPKLhLHbLjCRhb5oUTLfVWpEsrgABoGFBx1LHSkJqJr4IdXkXSS3GIJg5nDwMjxaB9oSRV64kGo3Ck1XQn7M Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6602:1601:b0:7da:19cb:1c7f with SMTP id ca18e2360f4ac-7e8c1adbec3mr54742139f.0.1716997383400; Wed, 29 May 2024 08:43:03 -0700 (PDT) Date: Wed, 29 May 2024 08:43:03 -0700 In-Reply-To: <2afuizvfwythsdbwfiz7hdcpi73znr354bcuoy2hjux6et4u5p@mustf2czcn2x> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000001e3fec0619999bbd@google.com> Subject: Re: [syzbot] [mm?] UBSAN: shift-out-of-bounds in try_to_shrink_lruvec From: syzbot To: akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, shakeel.butt@linux.dev, 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-and-tested-by: syzbot+17416257cb95200cba44@syzkaller.appspotmail.com Tested on: commit: 9d99040b Add linux-next specific files for 20240529 git tree: linux-next console output: https://syzkaller.appspot.com/x/log.txt?x=1530a9d2980000 kernel config: https://syzkaller.appspot.com/x/.config?x=735e953fee00ec19 dashboard link: https://syzkaller.appspot.com/bug?extid=17416257cb95200cba44 compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 patch: https://syzkaller.appspot.com/x/patch.diff?x=14a1650c980000 Note: testing is done by a robot and is best-effort only.