From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f72.google.com (mail-io1-f72.google.com [209.85.166.72]) (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 531502248AE for ; Thu, 17 Jul 2025 20:49:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.72 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752785345; cv=none; b=l3gZf277Jpi2U6HWKEtzDvxmPbArHLOQMQZNMjt7qYl7i9wcidGLC/nQd5/eKDnMxkI09LXr8+S2ZzvV0ecsASqNWD1cUa64/fwHBmTjQOSGcWb7WWGgKfW8If5UR5T3p1qd1LW7OmGuH7dYpynAFxbQ0ZmU3t4CYnwLwq6BxhI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752785345; c=relaxed/simple; bh=njUYsEgXkQ0hNuSVW45bgXJ1jRIG35uFopRW5zduEh4=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=RGanjuHk+j2UYQdndT5YFFkB7uxskDlWDgnIMKGP8csWCQUKUIql0/JCD697CiqJYmeAq690IbdA5b4JCG7iN8RfLF04ZeJQTx9/gpIRDNOvR/v/d949eaBc0CUzS3c6v5xVZHccH3g/jGk+40hQS12aqy1Hs3Y11OUOG8jqGqk= 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=209.85.166.72 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-f72.google.com with SMTP id ca18e2360f4ac-86cfff5669bso117299439f.0 for ; Thu, 17 Jul 2025 13:49:04 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1752785343; x=1753390143; 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=eMCCR4NjqinNx0Yb9BoXgWtnyOd8OzQojf3uYj8vk8g=; b=gAtTEhiIw5S0yvumtnwAjt67WA/g9KOQvMLC5C+3X5rbtd03UQVuldP01oIkzUbzaI bsKZnDX5ApoZ80Xg+ndWSCItYIyjD0YVqJbeOdLufbLS3CrtppJNL6lYLtC1GBYPTP4q fp/JXosuRN4Jkgwafyr0NfyT0O0clSh5FV8lxGkOtfUT6PtFwtV4+oaJULhBNeWUPvnJ 7EclSh1pkSqJBSt92FdRtBNLBLvO6G48ElicdnazBt2jKJgz+XY6++C6Kpi9AzpP5uHS Uu43p5QhcpkRf3eyyt37pli8ls9o3+s8NHHwKoSvtOlLZ4+/PpP6DHHuLUAzT7uY/7sE d1Zw== X-Forwarded-Encrypted: i=1; AJvYcCWzjMfg7RGgDrg713/e+XCoSBaUCmXqUwF+slZg1bCbc22T9Q5eObun5AYrkQsjokiOm4/FWoDdl/c2/p0Luw==@vger.kernel.org X-Gm-Message-State: AOJu0YzEpyzXbQ6SkpkbFAVg9ycdnFQaLxYrYf7mLVop7lv8PT6rWspG dhIws3tV0MjkZtwaMUorznZw0wVThkGy5miu6+v/yAdHNDMtYysXM6wKPTRxTnQaNBn7Sd3lni2 allUXda9JbOiOf4NARL3TSXTcJTUNRilFaUBFRZdyEV/2HEG7wZDF3jgcFkU= X-Google-Smtp-Source: AGHT+IGYF7mheS3xQS8I3lc6hTphuwM361O6wySntxozH0dPZfPlv93Kcel02lBV84MKKUoXx9DZxTS4qov86q8EQM4OQgrS7vHQ Precedence: bulk X-Mailing-List: linux-bcachefs@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6602:401a:b0:876:737:85da with SMTP id ca18e2360f4ac-87c0badb864mr173583839f.0.1752785343538; Thu, 17 Jul 2025 13:49:03 -0700 (PDT) Date: Thu, 17 Jul 2025 13:49:03 -0700 In-Reply-To: <67b2eaf8.050a0220.173698.0020.GAE@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <687961bf.a00a0220.3af5df.0023.GAE@google.com> Subject: Re: [syzbot] [bcachefs] KASAN: use-after-free Read in crypto_poly1305_update From: syzbot To: bfoster@redhat.com, bp@alien8.de, dave.hansen@linux.intel.com, davem@davemloft.net, herbert@gondor.apana.org.au, hpa@zytor.com, kent.overstreet@linux.dev, linux-bcachefs@vger.kernel.org, linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org, mingo@redhat.com, mmpgouride@gmail.com, syzkaller-bugs@googlegroups.com, tglx@linutronix.de, x86@kernel.org Content-Type: text/plain; charset="UTF-8" syzbot suspects this issue was fixed by commit: commit d89a34b14df5c205de698c23c3950b2b947cdb97 Author: Alan Huang Date: Sat Jun 14 09:18:07 2025 +0000 bcachefs: Move bset size check before csum check bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=1722a58c580000 start commit: 2408a807bfc3 Merge tag 'vfs-6.14-rc4.fixes' of git://git.k.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=6cc40dfe827ffb85 dashboard link: https://syzkaller.appspot.com/bug?extid=d587b24799bd8c2d32f4 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=12c4f2e4580000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=17e4c498580000 If the result looks correct, please mark the issue as fixed by replying with: #syz fix: bcachefs: Move bset size check before csum check For information about bisection process see: https://goo.gl/tpsmEJ#bisection