From owner-freebsd-wireless@freebsd.org Tue Aug 30 18:33:41 2016 Return-Path: Delivered-To: freebsd-wireless@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id E639FBC9406 for ; Tue, 30 Aug 2016 18:33:41 +0000 (UTC) (envelope-from otacilio.neto@bsd.com.br) Received: from mail-qk0-x233.google.com (mail-qk0-x233.google.com [IPv6:2607:f8b0:400d:c09::233]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id A1CBEEE for ; Tue, 30 Aug 2016 18:33:41 +0000 (UTC) (envelope-from otacilio.neto@bsd.com.br) Received: by mail-qk0-x233.google.com with SMTP id t7so27836550qkh.1 for ; Tue, 30 Aug 2016 11:33:41 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bsd.com.br; s=capeta; h=to:from:subject:message-id:date:user-agent:mime-version :content-transfer-encoding; bh=ZCtRSySsUt86p0UR+D5K5zQU8cW4f2WIj0err1djUeA=; b=HkbZaxb3+XTI3rjFdsvOuCSvGr7TGuq372Fy0hDoXcCEoySAqzeCk8MdLM8Rs/+8P3 JjyYIU0cZUQFilYr15VeFv2JIto6ZV8dmoTOeqMULQbCrW3dT0Z0I39M/uFwP8WhMjPl 1DhMMbYSdYICB7mTjMJPrtjvougwZYBRPT3Ag= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:to:from:subject:message-id:date:user-agent :mime-version:content-transfer-encoding; bh=ZCtRSySsUt86p0UR+D5K5zQU8cW4f2WIj0err1djUeA=; b=FM6UGXYYgAcx3bsBH28oNoEZftWezVBnMTpkS2b75xmLa63okAY+61Oje1G8qd6Amn G40/BMvMKLsWOpJ7/Fs5OYmFLz5Dc3fQmiZ6UDkeTxosbr2GEBi+XnIBFnXfEZU9rOiF t7y3v68M7cshncnk2iyNyUrNNIaObNfQ+gJP+wsSn6JIRqsOvQNJi5y1c5yi4qLI1iNr +oUt6Eu7C7WyVSxi+dTDJyTob54QKCHgWYTBoy3C7zseImumrCqAajoKOh0npaUfv15O QgB75NyrxoCpotRMfHhft5e6XpBH8n0oSesChVraArZLjtaRQs4nKNx+L3wT6p4QucXG hBRQ== X-Gm-Message-State: AE9vXwNYlfxsXrtM4IyqY395qivXuOpNnOcNi66Q7to6w1CoY6OMnMkzwP8BYYw9EwLkbg== X-Received: by 10.55.94.66 with SMTP id s63mr6325279qkb.31.1472582019671; Tue, 30 Aug 2016 11:33:39 -0700 (PDT) Received: from [192.168.43.219] (191-247-227-7.3g.claro.net.br. [191.247.227.7]) by smtp.googlemail.com with ESMTPSA id m4sm22405956qkf.29.2016.08.30.11.33.37 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 30 Aug 2016 11:33:38 -0700 (PDT) To: freebsd-wireless@freebsd.org From: =?UTF-8?B?T3RhY8OtbGlv?= Subject: urtwn instable on Beaglebone Black Message-ID: <0a35e401-47ba-dddb-3769-1b64353c3202@bsd.com.br> Date: Tue, 30 Aug 2016 15:33:28 -0300 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:45.0) Gecko/20100101 Thunderbird/45.2.0 MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit X-BeenThere: freebsd-wireless@freebsd.org X-Mailman-Version: 2.1.22 Precedence: list List-Id: "Discussions of 802.11 stack, tools device driver development." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 30 Aug 2016 18:33:42 -0000 Dears I'm using a beaglebone black to stream video over UDP. I wrote a software and have tested it using a urtwn device + webcam Logitech C920. All is connected using a USB hub with external power source. So urtwn and webcam, both are plugged in the same USB hub. When I plug the hub and run my software on a old notebook intel centrino with FreeBSD 11.0-RC2 AMD64 all works fine. Last night the system stream video all night. But, when I replace the notebook by beaglebone black running FreeBSD 11.0-RC1 with the same USB HUB, the same wrtwn device and same camera, randomly after some time the beaglebone black network shutdown and terminal shows this messages : Network is down % urtwn0: ieee80211_crypto_encap returns NULL. urtwn0: ieee80211_crypto_encap returns NULL. urtwn0: ieee80211_crypto_encap returns NULL. urtwn0: ieee80211_crypto_encap returns NULL. urtwn0: ieee80211_crypto_encap returns NULL. urtwn0: ieee80211_crypto_encap returns NULL. urtwn0: ieee80211_crypto_encap returns NULL. urtwn0: ieee80211_crypto_encap returns NULL. urtwn0: ieee80211_crypto_encap returns NULL. urtwn0: ieee80211_crypto_encap returns NULL. urtwn0: ieee80211_crypto_encap returns NULL. urtwn0: ieee80211_crypto_encap returns NULL. urtwn0: ieee80211_crypto_encap returns NULL. urtwn0: ieee80211_crypto_encap returns NULL. urtwn0: ieee80211_crypto_encap returns NULL. urtwn0: ieee80211_crypto_encap returns NULL. urtwn0: ieee80211_crypto_encap returns NULL. urtwn0: ieee80211_crypto_encap returns NULL. urtwn0: ieee80211_crypto_encap returns NULL. urtwn0: ieee80211_crypto_encap returns NULL. urtwn0: ieee80211_crypto_encap returns NULL. urtwn0: ieee80211_crypto_encap returns NULL. urtwn0: ieee80211_crypto_encap returns NULL. urtwn0: ieee80211_crypto_encap returns NULL. urtwn0: ieee80211_crypto_encap returns NULL. urtwn0: ieee80211_crypto_encap returns NULL. urtwn0: ieee80211_crypto_encap returns NULL. urtwn0: ieee80211_crypto_encap returns NULL. urtwn0: ieee80211_crypto_encap returns NULL. urtwn0: ieee80211_crypto_encap returns NULL. urtwn0: ieee80211_crypto_encap returns NULL. urtwn0: ieee80211_crypto_encap returns NULL. urtwn0: ieee80211_crypto_encap returns NULL. urtwn0: ieee80211_crypto_encap returns NULL. urtwn0: ieee80211_crypto_encap returns NULL. urtwn0: ieee80211_crypto_encap returns NULL. urtwn0: ieee80211_crypto_encap returns NULL. urtwn0: ieee80211_crypto_encap returns NULL. urtwn0: ieee80211_crypto_encap returns NULL. urtwn0: ieee80211_crypto_encap returns NULL. urtwn0: ieee80211_crypto_encap returns NULL. urtwn0: ieee80211_crypto_encap returns NULL. urtwn0: ieee80211_crypto_encap returns NULL. urtwn0: ieee80211_crypto_encap returns NULL. urtwn0: ieee80211_crypto_encap returns NULL. urtwn0: ieee80211_crypto_encap returns NULL. urtwn0: ieee80211_crypto_encap returns NULL. urtwn0: ieee80211_crypto_encap returns NULL. urtwn0: ieee80211_crypto_encap returns NULL. Then, I need to run /etc/rc.d/netif stop /etc/rc.d/netif start To enable network again. So, someone can give me a hit about what can be this and how to fix? Thanks a lot []'s -Otacilio