From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f69.google.com (mail-io1-f69.google.com [209.85.166.69]) (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 534A82556E for ; Sat, 31 May 2025 01:33:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.69 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1748655185; cv=none; b=ItWhIiUp5MsiFJZ7uZUzKUrzuSS1cgtbnnxv+ZnRUTtecfuvvRs0hV72T1jC7FTU7vhIf09UjRx5H9v2Vf+pGwozFnyD8daagxcFB2YIGc9OUmCScho9tHcTI0qJvVlu8nBnnluxbE2ybg+4WqrEpi0QVr10zxV+XJ+KsBmhql0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1748655185; c=relaxed/simple; bh=8AXhBefoFK/R4XBK96I+XaEw80nCTiWICu0cUz+1J5Y=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=bbqgauBK2LAuQtUYKAOv49sBY4nK6oDU1SrwjEjG1IdRe3idq6wqqCTEwq9AfWsebSJzC9kVxfvriaMA1sQg7cvKKrgwjdW9a6byRnpVHemXd7kQlsTeYYDefk3/PaTuJNtj03ynGFGqlvFsUMyqRDNomi+78ZEW9wNxajlpl0I= 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=209.85.166.69 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-f69.google.com with SMTP id ca18e2360f4ac-86d0bac7afbso89978039f.3 for ; Fri, 30 May 2025 18:33:04 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1748655183; x=1749259983; 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=qrAooAO0eA9dkl4xsiBOdhOrw7MeEo/UVhjo5DU+RhM=; b=Dm3+DBgdGfRIrOD38XLkfAMad2rQavUIagzhFDDq/IdvCXJEhfzYFlY+BWP+UaZScP CZ2gn2rwwQJb2go5E9Kn+uc5JJczLoVULIBESUPsmWcOrGiiGKUqNM9K9qRw1wRILqDA 83rfJB3Bkr8ilvr/2ssdmZ+vh+JRsLUDOoa9/wTdrxRXTQbtWpmfD5e7IdIOtvX0DAv0 3pChAZ2K4rvci17KjNzn3QdftHf8OgwKJrLylUa+TX7JAFQqp8p2hWU0Etni9mniElVI cD4kYvpqjoR0DwQXfTKtzw7FrL9rkGkRoaKFJ5In9kx/VI+Q9Axg9aUbcBo/E7YM2mUZ tQMg== X-Forwarded-Encrypted: i=1; AJvYcCWLVsgDJtU25y4qRt2WPgYGlfTrC3Z7MJaBJtPH8f1lc8GT/Cv2et3Pc8fECy81/0zDSXodfwkcXENVKxM=@vger.kernel.org X-Gm-Message-State: AOJu0YyiTUfkKyg3j9Qx+dideK7RbEQFfSvuMSVq/ofX6HjD6grIYKBk uFYTT0aScq/6H6H8fyv1VMDJ8N4aVJOWeI/j03kCacrMeHte5eAi1ysTZ/dUttLyuEA2SgMHkY6 B2pXpSRapRm3429kTgve6dNPhCG73kqS+HraMh/Gc21hsgeXfnzdTEPvf2XE= X-Google-Smtp-Source: AGHT+IGx4jTzgiH+6ygy7tZbN+oY9byRGDtT48Ip+NBhJ4baZT9lgdMEXUTOuy6g36q5sW9IXOeLgCilTsf4anolmqp0Dg2t/s7e Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1fec:b0:3dc:8667:342d with SMTP id e9e14a558f8ab-3dd9cacc967mr45817895ab.12.1748655182810; Fri, 30 May 2025 18:33:02 -0700 (PDT) Date: Fri, 30 May 2025 18:33:02 -0700 In-Reply-To: <20250531011248.2445-1-hdanton@sina.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <683a5c4e.a70a0220.1a6ae.0007.GAE@google.com> Subject: Re: [syzbot] [net?] possible deadlock in rtnl_newlink From: syzbot To: edumazet@google.com, hdanton@sina.com, jdamato@fastly.com, john.cs.hey@gmail.com, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, stfomichev@gmail.com, 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: no output from test machine Tested on: commit: 0f70f5b0 Merge tag 'pull-automount' of git://git.kerne.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=15927ff4580000 kernel config: https://syzkaller.appspot.com/x/.config?x=8a01551457d63a4b dashboard link: https://syzkaller.appspot.com/bug?extid=846bb38dc67fe62cc733 compiler: Debian clang version 20.1.6 (++20250514063057+1e4d39e07757-1~exp1~20250514183223.118), Debian LLD 20.1.6 patch: https://syzkaller.appspot.com/x/patch.diff?x=17b8ded4580000