Date: Thu, 30 Oct 2014 11:09:49 -0700 From: Sean Bruno <sbruno@ignoranthack.me> To: Kevin Lo <kevlo@FreeBSD.org> Cc: FreeBSD Net <freebsd-net@freebsd.org> Subject: Re: urtwn(4) Random freezes, urtwn_getbuf: out of xmit buffers Message-ID: <1414692589.1773.11.camel@bruno> In-Reply-To: <20141030025241.GA73148@ns.kevlo.org> References: <1414525275.43009.3.camel@bruno> <20141030025241.GA73148@ns.kevlo.org>
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On Thu, 2014-10-30 at 10:52 +0800, Kevin Lo wrote: > On Tue, Oct 28, 2014 at 12:41:15PM -0700, Sean Bruno wrote: > > > > It looks like recent HEAD seems to fail intermittently here on my home > > network. It will recover, but urtwn(4) seems to lose an ack or > > something on txmit. turning on debug, yields this message during the > > hang event. > > > > hw.usb.urtwn.debug: 1 > > > > Oct 28 12:34:58 bruno kernel: _urtwn_getbuf: _urtwn_getbuf: out of xmit > > buffers > > Oct 28 12:34:58 bruno kernel: urtwn_getbuf: urtwn_getbuf: stop queue > > Oct 28 12:34:58 bruno kernel: _urtwn_getbuf: _urtwn_getbuf: out of xmit > > buffers > > Oct 28 12:34:58 bruno kernel: urtwn_getbuf: urtwn_getbuf: stop queue > > > > Additionally, I get the following at module load time: > > > > urtwn0: <vendor 0x0bda product 0x8176, class 0/0, rev 2.00/2.00, addr 1> > > on usbus0 > > urtwn0: could not read efuse byte at address 0x10 > > urtwn0: could not read efuse byte at address 0x18 > > Strange. What the wlan dongle model do you use? I have the RTL8188CUS > wireless usb adaptor (Edimax EW-7811Un), but I cannot reproduce that issue. > > Kevin urtwn0: <vendor 0x0bda product 0x8176, class 0/0, rev 2.00/2.00, addr 3> on usbus0 urtwn0: MAC/BB RTL8188CUS, RF 6052 1T1R This is one that I "aquired" from hiren@ ... I assume its supposed to work fine. sean
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