From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f200.google.com (mail-il1-f200.google.com [209.85.166.200]) (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 843361B960 for ; Thu, 24 Oct 2024 03:33:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.200 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729740786; cv=none; b=Z4gVHVKI0fg/ABH/1sc4TnSLwTbb5n2ZW0zCStwR9XmCOfQ7gPb2VbbNtKw0VZGwTuq0xemch+PBafKjZleW588oe4xluMCbV6/dm0Tu48QQzyUwjbIwBDTzeQny4J6mz6qEbDM+8XdO95ZTE1XNLA/0mQCSXkfbEtssU+hQ/64= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729740786; c=relaxed/simple; bh=e3zKNUywK3f+E3PcbbBNsXZ0oD7/qbnvwnvYo/qCJis=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=T2bKkXY4TIZsTLQJcXcfKaIdSWonrQ+jsxvi1xBPp5pF5TzLib0PuDHgbaNCxj+IxRzZGIdeXd1cbWu6IlQb8IJwSqz8bXTSn2m5Bkn4A9zZ2LeTxNKLPH8fFeBr2Y8nTnC5otFRM3Np+YOrTm9GP93XGCBWVh8uoYefiXja82I= 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=209.85.166.200 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-f200.google.com with SMTP id e9e14a558f8ab-3a3da2d46b9so6468805ab.0 for ; Wed, 23 Oct 2024 20:33:04 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1729740783; x=1730345583; 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=jwaey/nAqMM2vw2sYH3cFG6qAbmQNd5df9zlBMhOpnA=; b=lzkbqu3CayMkHtyqTom2C4PniWkyjrkD294ACuvy7B/y5/sGsZjOVzsM+76CUKyBmr qP9fI3BdF5DBNyD41SrIZogmtjLwYMPVvf3aWzafx3MZdG548l/dImiNmO2vVJoAtMTu HynJ8WKRULrOBSVKT0YjFLQ47NFg29NhI+NptLcOak1VAzOTtcu/3RBdPJuHKfNgajEx 1+L5dSvBUNaQ4qNCgqf921K61Uin8CGqAymNCSaoSB7qoUJdVBm1pK7E/+MP/qQ8JQ17 u7358icONE2UU/3D6Qx21bz0W1o2ONw1YdzEWMwm/XU6CEVEnw0eVsdXOa81X9kd/8qI CMFA== X-Forwarded-Encrypted: i=1; AJvYcCV8O5RJCrKW/nDIZ83sxzobUmAYsL5+V8cF75xg/ibvTOSnnvNPTll9Vug0ghy27velh/oK76P4SVyH0qM=@vger.kernel.org X-Gm-Message-State: AOJu0YxtNyFJKGFksSyotDUwLgKDoQP6Z9k+vCIc4Z5BQsVHgK4mynlD KN7U55+/hhzvhlVI+lkuhDvpeH4Qv3T0hO925dWYQZXsch+xzLadyqZTpBWDujaDdftOqIlJnYt lmZdCLOw3c8r/rrpEt2sfYWRmpZ78vwRyBmlwrHFUyixWz/q/UxEqfbk= X-Google-Smtp-Source: AGHT+IHC414wup6Zi/6FlP1TMTV8iTfkeqhqK87wqHZ5SJ92LcY9RPChxNWb/PL5h6yfu7YHXp9UWjaHfjfIVDxN6jUkt+CsA0HA 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:b26:b0:3a0:9829:100b with SMTP id e9e14a558f8ab-3a4de82d330mr5928305ab.21.1729740783628; Wed, 23 Oct 2024 20:33:03 -0700 (PDT) Date: Wed, 23 Oct 2024 20:33:03 -0700 In-Reply-To: <00000000000070a44a0620047696@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6719bfef.050a0220.1e4b4d.009a.GAE@google.com> Subject: Re: [syzbot] [ocfs2?] possible deadlock in ocfs2_reserve_suballoc_bits From: syzbot To: 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=1047cc30580000 start commit: c2ee9f594da8 KVM: selftests: Fix build on on non-x86 archi.. git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=1247cc30580000 console output: https://syzkaller.appspot.com/x/log.txt?x=1447cc30580000 kernel config: https://syzkaller.appspot.com/x/.config?x=fc6f8ce8c5369043 dashboard link: https://syzkaller.appspot.com/bug?extid=5d516fba7bc3c966c9a9 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=15e0b640580000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=107248a7980000 Reported-by: syzbot+5d516fba7bc3c966c9a9@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