From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f71.google.com (mail-io1-f71.google.com [209.85.166.71]) (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 8DDF715530C for ; Sun, 23 Nov 2025 08:21:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.71 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763886065; cv=none; b=NwNKHEfUKkzkbVX0zAR0Y48OXwuCjb3jbVclgZ1FJH3CgDSEHXrGebtUC7m5/thrrhWkpXxuTen74hJp+PabMA1aUFhsuhLjWQ4LzsAANyyEc6d4h4ReAlB2xwh8VFOJO+K26JzD8+ziBw2mrOrNcUgf0Aoz2O1UAi39pqsu6tc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763886065; c=relaxed/simple; bh=lP4oCQdeZ0CvndGXM+kHl8L+uOu0Mf4/zsyiTCt0NLw=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=cbvx04Q0Pk7GlCacl3tDzE1Km6CaGynp6F08eUa1cU0WkJ4ocVRcItN8snc2AUj3fBSM/bEcvG3ZPVczkcA8olCHs7IWpf1Y71uG3GTNmJe+BHH7bfVGzh/cf5zRjazUZLiA8UK95avJ1ZnugqYkee9EkdGS1j3KgeXus9ILdRU= 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=209.85.166.71 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-f71.google.com with SMTP id ca18e2360f4ac-948fbd0745fso262020839f.3 for ; Sun, 23 Nov 2025 00:21:03 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1763886063; x=1764490863; 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=/sAzVsQOhR4MtMeS6EbSvUvj7uLFSYdslQEFqJMXsQs=; b=NrS3bjdqN2MnlCEKZhI5vLllYORaPZ7mV41xm8uHmUsP/XGmezpeASNAzthvT3/d/a lXX1xJVNqCrakID7QOid45ktSFS1WPXYGikU6w0Vk/19nZdLJPqa3NgOFTJZ9ysynXVB 5bATT/EqYbsfp6HCozmxmNDb5NfGm5aoB2+DiZYFR8UPCVxMdBG5uZSMqjooUUI75EaL SWmde2LYA/k/aZ9a+/9N2nIWCWX2qkh4sT+ONVRph6bBlZgC3ApedVm2KZ/MOSQfSUMf txMKKwr8MDwgVFZkhySxIwSG0wbYH0xe6rcSCpd9Fwu/sYp0RUeSHsHn8EijPCxth6xx YDHA== X-Forwarded-Encrypted: i=1; AJvYcCX1bEH//lOaPR41lx4EhD7p4oiglvdQATqYhHcco1cpajNHtu9wylq++TKvHPYZN44Pf7dKHApMYXTCF20Suw==@vger.kernel.org X-Gm-Message-State: AOJu0Yz8McUA0+XffajQ6N7ZQ3Dry5vF3xqOCnQPOD63spL0C0hMgqXd MxIcRLky/+BAjSnXhpDUx6AEXHqQ7rORzlHtFlZo7byycayafNOz8OwdS0Ik/y7LTf7nTfHDUWv uPEf+pplz5s7CzhSS/uQEy7Ojp+zmx7tB1R27PSQT9OgOAHRo7cIdWqKQGvU= X-Google-Smtp-Source: AGHT+IFVJGoQk3iK71/wIMpZDLADUHsU8/K43F3CXqi7tcroD00wQTGCctwbcdUxlE5XStfx8TSeaZyZq+a5qu0/dxN7XOVcAvik Precedence: bulk X-Mailing-List: linux-bcachefs@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a5d:8585:0:b0:948:7d9c:88bf with SMTP id ca18e2360f4ac-949471d76e4mr522525739f.0.1763886062714; Sun, 23 Nov 2025 00:21:02 -0800 (PST) Date: Sun, 23 Nov 2025 00:21:02 -0800 In-Reply-To: <67306fda.050a0220.138bd5.0049.GAE@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6922c3ee.a70a0220.d98e3.0061.GAE@google.com> Subject: Re: [syzbot] [bcachefs?] INFO: task hung in btree_write_buffer_flush_seq From: syzbot To: kent.overstreet@linux.dev, linux-bcachefs@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" syzbot suspects this issue was fixed by commit: commit bcf77a05fb3d6210026483703bcacb22ed961c99 Author: Kent Overstreet Date: Fri Nov 8 05:25:18 2024 +0000 bcachefs: Fix hidden btree errors when reading roots bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=17c0b97c580000 start commit: 2e1b3cc9d7f7 Merge tag 'arm-fixes-6.12-2' of git://git.ker.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=11254d3590b16717 dashboard link: https://syzkaller.appspot.com/bug?extid=cf3d1015b55ff73dcdc8 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=12a536a7980000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1402cf40580000 If the result looks correct, please mark the issue as fixed by replying with: #syz fix: bcachefs: Fix hidden btree errors when reading roots For information about bisection process see: https://goo.gl/tpsmEJ#bisection