From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f199.google.com (mail-il1-f199.google.com [209.85.166.199]) (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 D43EF10A3E for ; Sat, 21 Jun 2025 01:50:02 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.199 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1750470604; cv=none; b=WWE4nzF9q3axd4m25UnWdx114inC3VhSTumsYHXEf+XofFSmq9izTJT8GCIstWJbfw0Qu38i/UfhxnQQepSF6m7RS7zEA6smTb8zirF50/n/eFSjCFllK6d03PzeYqqTGVeEXNtK5+T4bNaSzfTCnstL4D5mOpZrk84JG6GCaOc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1750470604; c=relaxed/simple; bh=/sxYexQ+58dkjFennMReNmcOGzMTMGYGFx6L+JikHA8=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=hZBgw6PlA6GKQz6oso/qj/LgJVsDh4+x0mAng5dUmiSaw1iIcZUulLcgpmcyFaSUcnD26keqHMQm1DPD1jWwN7jxzJSfso8oP9aAHAeFF/G2bGGNi+D9Nf866Otu/gm37jJ00WHLXDThdNR41angBs9uvg9FoLCYPan7Zx8/d+Y= 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=209.85.166.199 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-f199.google.com with SMTP id e9e14a558f8ab-3ddc0a6d4bdso27623615ab.0 for ; Fri, 20 Jun 2025 18:50:02 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1750470602; x=1751075402; 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=vRMMmdlDx1Nx9RYKLwiUmguyu2r/kk1t9Vx+YhjJB+M=; b=YBbS/8lc5IdpEAk3bLjbsg5NZZpvpaGeUfUV4qBUzSKd9xSGBSvqYznwSaBmauznoI rsLkLuQlO3sHZpZIbhStmTfMxbu/9QJelOdo7Z8jLN5n7ujJKwqRvLQK76pBI3ScKyYr wqjn1ceA+Y7wEGEDEdaPSOF//ZZqHyT9nxaHCgfj9fG9l89pPCWbGLE6hEzi9VRUuXng KfxqDLCXI0CXEi4teBsubiYVNK13tOR3n/Is+zjavHvJLa7U45Gg+Vc0A6rc9j2mF34R Vvk95Kqv15ZBPmK3D3nTSSN7GExx2/kwfWgx5TGY0fAZJNrpLLDAvZcZTIHdc9niQxHa MUdw== X-Forwarded-Encrypted: i=1; AJvYcCXc3/0sxkiIHdA6XmzWEoAo6wC7B5SEYG7l53gjnrmrtrZbrEXWA+7QtqTiQ2+tm4iZDgkDkICtKHPMv4h5Ww==@vger.kernel.org X-Gm-Message-State: AOJu0YyLZ/ssrvEY1ae6vEfnhk5FBpZxaHB4Pp9bT8I04EIuNqKlpC+A s63AJZAymsqkFIPt/ciixSIWqLzQrYZgoseM2bYVu8pv8yBa3+xgS0FjSdGH5TPJAVMTWEO5kYk Sw87r+oIEkJjj3a1rN5GsZrqtbqFkPRsbEBc2W61JTpoy3BrN8vbS/cp83JY= X-Google-Smtp-Source: AGHT+IExPTz/TzN6V5eviaV1lQBhH7Own0NZuZKCXjy5BaTddYMoA6CTovIN3EB34VgXECbEagv9d7pAY+IIwZ1r77ZGiUVH9TkR Precedence: bulk X-Mailing-List: linux-bcachefs@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1749:b0:3dc:90fc:282d with SMTP id e9e14a558f8ab-3de38cb1f1amr54420815ab.16.1750470601859; Fri, 20 Jun 2025 18:50:01 -0700 (PDT) Date: Fri, 20 Jun 2025 18:50:01 -0700 In-Reply-To: <675cb812.050a0220.37aaf.00b6.GAE@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <68560fc9.a00a0220.137b3.005c.GAE@google.com> Subject: Re: [syzbot] [bcachefs?] INFO: task hung in bch2_page_fault 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 has bisected this issue to: commit 8b1f46bff38f075b8d4071e7ac1edecb441fd53c Author: Kent Overstreet Date: Sun Dec 29 00:57:04 2024 +0000 bcachefs: Dropped superblock write is no longer a fatal error bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=140d530c580000 start commit: 9afe652958c3 Merge tag 'x86_urgent_for_6.16-rc3' of git://.. git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=160d530c580000 console output: https://syzkaller.appspot.com/x/log.txt?x=120d530c580000 kernel config: https://syzkaller.appspot.com/x/.config?x=6a237c32900fc479 dashboard link: https://syzkaller.appspot.com/bug?extid=32415e0466b02533303c syz repro: https://syzkaller.appspot.com/x/repro.syz?x=130d790c580000 Reported-by: syzbot+32415e0466b02533303c@syzkaller.appspotmail.com Fixes: 8b1f46bff38f ("bcachefs: Dropped superblock write is no longer a fatal error") For information about bisection process see: https://goo.gl/tpsmEJ#bisection