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 29E1129402 for ; Mon, 23 Sep 2024 22:04:02 +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=1727129044; cv=none; b=PPZ4c15AlfkA4r31fvz5pggvNewAu3r0/EDFEwRIrM/mVgKLGzwWNDTJJyV+5RiIA6JVjVrioN4Ad/uZWX1kSbJks5mTPrSwADHVK63CL0YOMLwZGUw3JbvmKKKUgaHx2HHydEvoWFi5BHKIaLYjfMGCfJ5xbZbvgaPWnHT/PfI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1727129044; c=relaxed/simple; bh=h/Kh/4ihRaTZWCDJUjsWAub24OCXdZphUlAwufe879E=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=dV7ZFhEO1S/rrd5q+CxLQiO6oJN8wgbilPWKyr2L4vDn8OGr3KCXsR8dZUBV8DaoovjCcTDe9gvzHc72iYEqtdgpJbHjZpt+ZZzk3d+HPwNlcwbIDITDsL9BZzys8fLt4+A9zagFEyTpyrWlPx7OuKBYPGlkQmljqz857DFTZnU= 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-3a0ce8cf657so51886625ab.1 for ; Mon, 23 Sep 2024 15:04:02 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1727129042; x=1727733842; 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=vQMax4HhqwTv6Gt4Rt+eMIQV9ULWIeqJRLKYlQdnQ3w=; b=P73fUJ2HqmTe9eA21BEJuIMsGxQR1TiPxIt5fWK2nzW+pXvPOAOHjjjkD2gpc1K+I6 5CtTgCJ0o1amXPLitR5i4aSNtthVEScLzBxrde/yus4YOGCUMOYQeL3Lh192eJIlO+Kb aLX+4zHmriqWignNdXn1rJuJu4114RYIqt9+dtGrAegTH9fU3BypCf3HzeFKSAfyfBtp wFEEqCnfr97Bq4h9VZCrTsVClLEvH2lb35mGERy6xjSJlwOiCxOqC9967g7P0A1oLHt2 TPNLG/X/LvAqRxRGy9ZAPtV4tPcKC1Wc0yHGX4rsP+nmQn1g32/fa7ks0x90cM/CfGMu Sirw== X-Forwarded-Encrypted: i=1; AJvYcCW0HXTpKJ9cN9E1XA/U1kCM31WEDkI+kZTKS9dfnfLvW6xPOEHMGr+fxoQGG6QVwo+UDQrfVUlpWL+5GYs=@vger.kernel.org X-Gm-Message-State: AOJu0Yztz1qL1sd0i6OFLkXhTZkYHzREiGGK5JBg+Hki4mhD6dJ5zDLl 45dPQdnkS3mBxM8PkKYdZBubtVJZ/WJlSMcbVr0E5UAgGUM9zue3i36NZFCPGTRBzAYvsc0VXKj 56iE/w1Va8HBXstsjs2lrKplXwV7XQPyLDVlLN9GVEmObVBjpmxZYtzs= X-Google-Smtp-Source: AGHT+IHcOid/VFKx1yq8EM7fYZcnhzf2KHqDZPsgGE/+Ce1IK/o3bKwulkMGwU/7rKHTd0y5ctAOFNZTIVptWvAa//qymdmGDaZE Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1a2d:b0:3a0:9ea3:8d79 with SMTP id e9e14a558f8ab-3a0c8d12eebmr110480395ab.16.1727129042225; Mon, 23 Sep 2024 15:04:02 -0700 (PDT) Date: Mon, 23 Sep 2024 15:04:02 -0700 In-Reply-To: <00000000000032dd730620055fde@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <66f1e5d2.050a0220.3eed3.001a.GAE@google.com> Subject: Re: [syzbot] [ocfs2?] possible deadlock in ocfs2_try_remove_refcount_tree From: syzbot To: djahchankoike@gmail.com, eadavis@qq.com, elic@nvidia.com, jasowang@redhat.com, jlbec@evilplan.org, joseph.qi@linux.alibaba.com, linux-kernel@vger.kernel.org, mark@fasheh.com, mst@redhat.com, ocfs2-devel@lists.linux.dev, ocfs2-devel@oss.oracle.com, parav@nvidia.com, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" syzbot has bisected this issue to: commit a3c06ae158dd6fa8336157c31d9234689d068d02 Author: Parav Pandit Date: Tue Jan 5 10:32:03 2021 +0000 vdpa_sim_net: Add support for user supported devices bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=11f6ca27980000 start commit: de5cb0dcb74c Merge branch 'address-masking' git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=13f6ca27980000 console output: https://syzkaller.appspot.com/x/log.txt?x=15f6ca27980000 kernel config: https://syzkaller.appspot.com/x/.config?x=74ffdb3b3fad1a43 dashboard link: https://syzkaller.appspot.com/bug?extid=1fed2de07d8e11a3ec1b syz repro: https://syzkaller.appspot.com/x/repro.syz?x=12f23880580000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=15851c27980000 Reported-by: syzbot+1fed2de07d8e11a3ec1b@syzkaller.appspotmail.com Fixes: a3c06ae158dd ("vdpa_sim_net: Add support for user supported devices") For information about bisection process see: https://goo.gl/tpsmEJ#bisection