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 3B29541A8F for ; Wed, 28 Aug 2024 02:09:03 +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=1724810945; cv=none; b=agc3Z+u0p591JJlLVE0B6LHbCtEsOEPTTlS55rUNGB9Dmuq4XM2DtcLCD+L6wrODqGkwA97JnTURb/24SHKhoeL5ENED2Sqwl1hpXu3hzEor5a9118t33EIj2XPnY8EFxKOl/X/Fo+dVGVDPC/1LKePt4KClaSXpqY43TPGqi0s= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724810945; c=relaxed/simple; bh=JTAgtH1FK4QFJ+PT2KPuTpjXRpXLH/Dr4z5LJGN/NTg=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=MJR3CvuxYmQFg2bvTMpq1JmF7ZSGPqDEOtvCU1tKRscNcFijmm4psNPQ2JwEIUtJ+fe0byYr5prRhXGnBrOv94IzsonstHEEz5j3YWmsC5xKtJX2hqmTVt8VbjSoP2IpnNhCwAxL7FRhmX6cJCZhvlvufp7K5j1WOlwA8OaWM4c= 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-81f99189f5fso683260639f.3 for ; Tue, 27 Aug 2024 19:09:03 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1724810943; x=1725415743; 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=oElMfIFCafP5iISSwnztMt9g5uHWynMraVT0HFC/h38=; b=uU08q4l4QlcEL/MYiGR/8ZJJh0bvzOTFBqLsVHd0nrFX7z/MEd1IG4Wzo8TkynHxcG abIr0bRdiEpo7G27muGFcm52EpXlrFLUs0XFP2THLN5VIRE04JQJdx2ogVKPyzbx1HrP sVRPjtZYvC6dVC8P4cs5Pml3/sxvpOCVxeCjkbDSvPcsfqDXSsu6+jwv8Lrq0Fsve2Pf lXaPfjyVUMiV12CXc83phPakqC2UGrzhbMC+wv8jQKF7vEvdDHssH8ZIjB6f8g8rlO8N HjewQDkNDZ8EIGc466Am0KuBJMCFNde6X/4x8wUWu1EBS/DIwmyrQS+1q6vpY+3KUy2B 5QRw== X-Forwarded-Encrypted: i=1; AJvYcCUvjCGknGxzdBJUhN12fijJtc+1IoxkO5E5vdsB9tbr5N1pc8su7r+x6uob3QUAgR23RSSunrqFBUiKJ+4=@vger.kernel.org X-Gm-Message-State: AOJu0YzEOa9YZelhNMJ+ZyS75/9u5C75QQ4xHZCmJ/9xFKW6miXjHfAD qfmISGyg7SWhjzMeCZbyPrEyLkWzehuWafzEWxlb4n3yWCIlP+7eXL09cPG9ygzwxdV2OGUK7nq EKV15USfm99yfuQ5IiLIPBGj2hHY68R7/+s9tgLscrcmYYe6Lcku2FvM= X-Google-Smtp-Source: AGHT+IGQugPbogG3CqxiNvn+4mImP5pvpk0ROFp/+Mh6vXyrgJ6SdaerED6fc8HvIQnEcELCfWB2ZLL5As+idjymTkAYIwzGDoYs Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6638:14ce:b0:4c0:a8a5:81df with SMTP id 8926c6da1cb9f-4cec4f93cddmr18478173.4.1724810943180; Tue, 27 Aug 2024 19:09:03 -0700 (PDT) Date: Tue, 27 Aug 2024 19:09:03 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000092bfa90620b4d71d@google.com> Subject: Re: [syzbot] [net?] general protection fault in phy_start_cable_test_tdr From: syzbot To: eadavis@qq.com, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello, syzbot has tested the proposed patch but the reproducer is still triggering an issue: WARNING: lock held when returning to user space in ethnl_act_cable_test_tdr ================================================ WARNING: lock held when returning to user space! 6.11.0-rc4-syzkaller-00681-ge5899b60f52a-dirty #0 Not tainted ------------------------------------------------ syz.0.15/6073 is leaving the kernel with locks still held! 1 lock held by syz.0.15/6073: #0: ffffffff8fc84c08 (rtnl_mutex){+.+.}-{3:3}, at: ethnl_act_cable_test_tdr+0x3d2/0x10c0 net/ethtool/cabletest.c:341 Tested on: commit: e5899b60 Merge branch '100GbE' of git://git.kernel.org.. git tree: net-next console output: https://syzkaller.appspot.com/x/log.txt?x=17c0c7a7980000 kernel config: https://syzkaller.appspot.com/x/.config?x=df2f0ed7e30a639d dashboard link: https://syzkaller.appspot.com/bug?extid=5cf270e2069645b6bd2c compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 patch: https://syzkaller.appspot.com/x/patch.diff?x=16325a43980000