From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f197.google.com (mail-il1-f197.google.com [209.85.166.197]) (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 20A281FF7C3 for ; Thu, 20 Feb 2025 16:20:02 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.197 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740068404; cv=none; b=OyV1k2GeY2xsLDwM2L0ijaGrpjsRAjbhy5WzDhHPCdlGiu62RG7acx8wCFvMjWUFOldWuUR1AuQcJ9E05SodxtSB+yEAKkUjteN46xLej0H09waYsosk9jDLMahPppWJtg4bHJ8fstYqpx21PdQzJiTMyBCT5v4D1waNY/+HzmE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740068404; c=relaxed/simple; bh=APzJKwyhb3OuH1pPBqJmkSn0GS/wNMS+wru7Yxj4RO8=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=ffj92GxdfFvbyDVW6JJYidJqjxWrJwCIhhOJ40WCMbtd3OuGduPNSy5YAS0rHCiTnowXtmo9dOCC+BHpZGYKooewvuBGtC2odTHeFijS8WXNXtXEdTACCKHW2x+qK+g+wIgVc5uIy8mqBykhER/snf7hMJEsf088MuD++mYJnlw= 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=209.85.166.197 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-il1-f197.google.com with SMTP id e9e14a558f8ab-3d2b1e1e89fso7609875ab.0 for ; Thu, 20 Feb 2025 08:20:02 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1740068402; x=1740673202; 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=l7pYURb2UEyQVm3UDJSJZBqVAJmGORVXuCUKt2v1imU=; b=QsksF7uMJbIYI9dagzBpfnhlkANC7kJHVjNJCX2sX6+olLz+iZBxkhs/9zFuLhMYhi 7g6iH3yN5NTSCN/mavgKxEOOcbrJnFskGMEvBT/DxqsTYT0BMO7HlRRW9w4eKHRP8nzT vN90VSrFn6V9uN5NT5xrnK4+Ukpamt4AwkUs21bmk3LiKhTiY/PzhEMd9ZoJGdgOb+RB BbUEAD4xyxSwowImMivwI2eZ7Em9VmYFia6+CZq7r/U9Bd6pAqGyjhDNkXEPC/Y+Q/tP bhE/AJ2lVafOZjXHeOWpmAIlYrONtUDdpapsAg4ExbZ0IpU0TjwVN4YXGTV7ZUtRwKuM PnjQ== X-Forwarded-Encrypted: i=1; AJvYcCU8ivqXJirffQH1MwSg40q0SUOOEQ0AkzZ7pyx3IGFcas5YWK3XnhmDn84OJ1hT9HrWmXPfRNrzeexNanyc@vger.kernel.org X-Gm-Message-State: AOJu0Yy4euF64NOsQBqfGvruojsFVud64iMkaZz8kmdl+f1QLakfa86v SNGMNsMJEQSM1ceNnpzQBuK00W6b1K+VY/R5JcQTMR/Hb2WHzTEv2i/gFlNWjyFPioh0otWfS69 Sqd0C4MqbD3/nonzJzWS5eeShqGbXPzYjvQMFzjFXtyc67QAUKOD7b0U= X-Google-Smtp-Source: AGHT+IGuEGXZgTpLDMgM/7S6GNTYnUn0UKrpL/T5rB0YUuM5iNtKYmjKbdIOL1xmpNOVQAHIaCIJ4uHlLv+tqDA4IfFw1W0JU8s5 Precedence: bulk X-Mailing-List: linux-fsdevel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a92:c24d:0:b0:3d1:966c:fc8c with SMTP id e9e14a558f8ab-3d2809066demr217751225ab.17.1740068402061; Thu, 20 Feb 2025 08:20:02 -0800 (PST) Date: Thu, 20 Feb 2025 08:20:02 -0800 In-Reply-To: <000000000000d0021505f0522813@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <67b75632.050a0220.14d86d.02e4.GAE@google.com> Subject: Re: [syzbot] [mm] [fs] possible deadlock in page_cache_ra_unbounded From: syzbot To: akpm@linux-foundation.org, axboe@kernel.dk, brauner@kernel.org, jack@suse.cz, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, reiserfs-devel@vger.kernel.org, syzkaller-bugs@googlegroups.com, willy@infradead.org Content-Type: text/plain; charset="UTF-8" syzbot suspects this issue was fixed by commit: commit 6f861765464f43a71462d52026fbddfc858239a5 Author: Jan Kara Date: Wed Nov 1 17:43:10 2023 +0000 fs: Block writes to mounted block devices bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=16e867f8580000 start commit: 861deac3b092 Linux 6.7-rc7 git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=e1e118a9228c45d7 dashboard link: https://syzkaller.appspot.com/bug?extid=47c7e14e1bd09234d0ad syz repro: https://syzkaller.appspot.com/x/repro.syz?x=100b9595e80000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1415ff9ee80000 If the result looks correct, please mark the issue as fixed by replying with: #syz fix: fs: Block writes to mounted block devices For information about bisection process see: https://goo.gl/tpsmEJ#bisection