From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f70.google.com (mail-io1-f70.google.com [209.85.166.70]) (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 1AC931E481 for ; Tue, 22 Oct 2024 15:31:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.70 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729611065; cv=none; b=ku9R+15uQEFtx/YCDLQrVpcOMA3iphLijlibG/ScQEnO+2ppg6SH1AXquRysXVDGjItHw66aXwVcMr+FiJwQBQ7SrQOZxBmpyU7Q7fDrgIujIWyNPHxx88JS2ODfcjB04pL1G6oe91MGWwW5mX8eJv/GhS4va5Y1GWsIZE9HJ90= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729611065; c=relaxed/simple; bh=dx6QxTPa/+mQ4n+fH7ym50nfkVSbWreEqPOdi1FIoYM=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=iQ7eowiVAHbj4A5kj1IvOGsz4QfgP3/5AJBljpP05EoiWUq35livdaU64Rg/N4bwngRtgDle8Ooca8W7h+o1hJMaOtaGCmxBjSMR62a14swvWPQKwh3xaR0hxKVcRl6PNW/QeQuC3ZYYn7D+YH4m63pcRGWh0jEZyD2vxHRqwxs= 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=209.85.166.70 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-f70.google.com with SMTP id ca18e2360f4ac-83aed4f24a9so73497339f.0 for ; Tue, 22 Oct 2024 08:31:03 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1729611063; x=1730215863; 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=dLrx1E+31Z4OW10+IEI8u+uVs3kTaeUo1vQAtWeI+J4=; b=XhqnHu786UvjB1XV1jelcuDO/IpWfTx5a5vlYLb/gPEJjgmTJvAchRkXajrooFQpOm Qld/cTKtseUhdo9MD0WtxoGpr8a0ep77Gxhvh210+3Zo+sRNvLRTdtlrZ7vaXLrIyhzv 9aj6IUI+8AG99kEH88HeCUs/KSb/zMKSCb7dHdq993BhDwSTfh7dxu8/9F2NWBMD28Qe 6b5b59opbNJ9/tgjrK6fkF6ZosBcNPy8/CTgmN8EBKzwO2uCbrFsDbIJBQv6Xynbv3d+ +j0K6IDzPS+iQA/gQcYYScmJCP4ej+Nw0iw9D/buzQenf4M/IT+8zNfoMx+ayiXPCpj9 ArlA== X-Forwarded-Encrypted: i=1; AJvYcCU2+8cWxgUOWzc46XFxiROfSvN6YApRYuxyfLC5stiid6ci/lK2DISEeFJBI0zaTIpUiQiv+KXQODXEhuM=@vger.kernel.org X-Gm-Message-State: AOJu0YxuK1iv0QX8EmbzCGCV1I2a0yh65+ltjWR2MU9UTdfqKLTW/b3q Zr7FNhql9x0EkXtAWVLU1ei36OLRHrQE/XN5DsvAKDn44nNRzQSXKIYmGhBA292Njdu4W+8fbFv jCoIk4vmlSETUh/aGkobElBLxTAE2HDw/UCdo6fmG7zvlr7GxfiWYXqU= X-Google-Smtp-Source: AGHT+IFdvdlR6YQIyahOfH75Uqz6F9rwXGlLNt6wjo6UobtDESeiz2U3sOfU7f8neUoYGbvAvpvZ+CegSDI7C76l/r4XCb5cvuup 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:b4f:b0:3a3:449b:597b with SMTP id e9e14a558f8ab-3a3f40a7ea9mr128631495ab.18.1729611063108; Tue, 22 Oct 2024 08:31:03 -0700 (PDT) Date: Tue, 22 Oct 2024 08:31:03 -0700 In-Reply-To: <000000000000ae358c06202ca726@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6717c537.050a0220.10f4f4.0146.GAE@google.com> Subject: Re: [syzbot] [ocfs2?] possible deadlock in ocfs2_setattr From: syzbot To: 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=17fc2640580000 start commit: d12937763990 Merge tag 'for-linus' of git://git.kernel.org.. git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=14022640580000 console output: https://syzkaller.appspot.com/x/log.txt?x=10022640580000 kernel config: https://syzkaller.appspot.com/x/.config?x=41330fd2db03893d dashboard link: https://syzkaller.appspot.com/bug?extid=d78497256d53041ee229 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=12d0dc87980000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=14e19430580000 Reported-by: syzbot+d78497256d53041ee229@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