Re: Weird modem behaviour in 2.5.73-mm1

[Wade <neroz@ii.net>]

Valdis.Kletnieks@vt.edu wrote:

>On Wed, 25 Jun 2003 09:10:13 PDT, Stephen Hemminger said:
>
>  
>
>>How far along did pppd get before it hung up?  Was the ppp0 netdevice still
>>around (ifconfig -a)?  I'll try a dedicated serial line and see if I can reproduce
>>    
>>
>
>For me, it didn't even finish negotiating the connection:
>  
>
Same here.

>Jun 24 22:37:48 turing-police pppd[1144]: Using interface ppp0
>Jun 24 22:37:48 turing-police pppd[1144]: Connect: ppp0 <--> /dev/ttyS14
>Jun 24 22:37:49 turing-police pppd[1144]: sent [LCP ConfReq id=0x1 <asyncmap 0x0> <magic 0x9ed88e38> <pcomp> <accomp>]
>Jun 24 22:37:49 turing-police pppd[1144]: Modem hangup
>Jun 24 22:37:49 turing-police pppd[1144]: Connection terminated.
>

Same message too.  I tried connecting several times with the same 
results (thought it might
have been the provider).

>I'm assuming the netdevice was there when it said 'Using interface'.  It was
>certainly gone by the time I was able to do ifconfig or 'ip link show' or
>anything like that.  ismail reports "several  minutes" - I'm wondering it the
>bug is in pskb_may_pull()  being handed an oodd packet-of-death that I receive
>during startup but ismail gets later on.  There's comments in the patch about
>making sure the decompressor is linear, but in my case the LCP stuff isn't even
>negotiating compression.  Uninitialized variable?
>
>  
>