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Date:      Tue, 21 Mar 2006 00:12:06 +0100
From:      Arnaud LACOMBE <lists-freebsd@sigfpe.info>
To:        Damien Bergamini <damien.bergamini@free.fr>
Cc:        freebsd-current@freebsd.org
Subject:   Re: ral(4) crashed the kernel
Message-ID:  <20060320231206.GA87760@aries.rezid.net>
In-Reply-To: <01f401c64c68$84f709d0$0300a8c0@COMETE>

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On Mon, Mar 20, 2006 at 10:52:01PM +0100, Damien Bergamini wrote: 
> Thanks for the detailed report. 
> It's great to see someone with a RT2561 adapter :) 
> Support for those adapters is still at a very early stage. 
it seems so ;) 
 
In fact, at the beginning I was testing the card under netbsd but as it
doesn't attach at all, I installed a freebsd. 
 
> It seems that the ieee80211_free_node() function is called from
> rt2661_tx_intr() with a NULL node which should not happen. I'll
> investigate on this. Does it work if you don't set a fixed rate? 
> 
I don't know, I didn't test to use it on a real network, I'll test
tomorrow. 
 
By the way, I had another crash but this time, I was setting the txpower
value. It crashed at the same place, here is a reduced backtrace: 
 
#11 0xc06f003d in ieee80211_free_node (ni=0x0) at /usr/src/sys/net80211/ieee80211_node.c:1600 
#12 0xc05addf1 in rt2661_tx_intr (sc=0xc1cfd000) at /usr/src/sys/dev/ral/rt2661.c:996 
#13 0xc05ae46a in rt2661_intr (arg=0xc1cfd000) at /usr/src/sys/dev/ral/rt2661.c:1245 
#14 0xc059562d in cbb_func_intr (arg=0xc1b21000) at /usr/src/sys/dev/pccbb/pccbb.c:644 
 
regards, 
 
Arnaud



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