Return-path: Received: from mail-qk0-f178.google.com ([209.85.220.178]:33055 "EHLO mail-qk0-f178.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751390AbbGLW3W (ORCPT ); Sun, 12 Jul 2015 18:29:22 -0400 Received: by qkdl129 with SMTP id l129so1082360qkd.0 for ; Sun, 12 Jul 2015 15:29:22 -0700 (PDT) MIME-Version: 1.0 Date: Sun, 12 Jul 2015 15:29:22 -0700 Message-ID: (sfid-20150713_002934_693257_AFDF2C53) Subject: [SOLVED] Re: Oops with rtl8187 From: Oliver Kurth To: Larry Finger Cc: linux-wireless@vger.kernel.org Content-Type: text/plain; charset=UTF-8 Sender: linux-wireless-owner@vger.kernel.org List-ID: I have it solved now, I think - the issue was the cable :-P. I replaced the cable, and it's a lot more stable. With another cable I didn't see the Oops any more. On the RPi, I also need a cable with 2 USB plugs, one for extra power. Sorry for the noise - I should have tried another cable earlier. Oliver On Sun, Jul 12, 2015 at 11:33 AM, Larry Finger wrote: > On 07/12/2015 12:41 PM, Oliver Kurth wrote: >> >> I have a awus036h (Alfa) wireless usb adapter, which uses the rtl8187 >> driver. I am trying to get it to work with a raspberry pi running >> Linux 4.0.7-v7+. It sometimes works for some time, but will always >> eventually crash, bringing the whole network down. I already upgraded >> from 3.18, where I had the same issue. I also tested it by connecting >> it to a Linux vm in VMware Fusion running Ubuntu 15.04 with kernel >> 3.19.0-21 and got the same Oops, so it is not a problem just confined >> to the raspberry or the arm architecture. > > > What was the architecture of the host machine that was running that Ubuntu > VM? > > Where are you getting driver 8192cu that is shown in the module list below. > If you were using the one that has been built into the kernel since 2008, it > would be named rtl8187. I have used that driver extensively on x86 and > x86_64 architectures, both in x86 hosts and VirtualBox VMs and I have never > seen this problem. > > > --snip-- > > >> Oops: 817 [#1] PREEMPT SMP ARM >> Jul 11 06:00:23 raspberrypi kernel: [ 41.753311] Modules linked in: >> xt_state iptable_filter ipt_MASQUERADE nf_nat_masquerade_ipv4 >> iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat >> nf_connt >> rack ip_tables x_tables snd_bcm2835 snd_pcm snd_seq snd_seq_device >> snd_timer snd arc4 rtl8187 eeprom_93cx6 mac80211 cfg80211 rfkill >> 8192cu uio_pdrv_genirq uio > > > > Larry >