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Re: [pptp-devel] Segfault in pptpcm
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From: Lorenzo M. - C.S.I.A. U. <lor...@un...> - 2015-04-14 11:28:37
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Thanks for the quick answer.
>This hangup is the critical issue. Please enable debug logging and give us
another log to look at.
This is the output of the command
# pon meeting debug dump logfd 2 nodetach
8<-----------------------------------------------
pppd options in effect:
debug # (from command line)
nodetach # (from command line)
persist # (from /etc/ppp/peers/meeting)
logfd 2 # (from command line)
dump # (from command line)
noauth # (from /etc/ppp/options.pptp)
refuse-pap # (from /etc/ppp/options.pptp)
refuse-chap # (from /etc/ppp/options.pptp)
refuse-mschap # (from /etc/ppp/options.pptp)
refuse-eap # (from /etc/ppp/options.pptp)
name VPN_User # (from /etc/ppp/peers/meeting)
remotename meeting # (from /etc/ppp/peers/meeting)
# (from /etc/ppp/options.pptp)
pty pptp meeting.myserver.org --nolaunchpppd # (from
/etc/ppp/peers/meeting)
crtscts # (from /etc/ppp/options)
# (from /etc/ppp/options)
asyncmap 0 # (from /etc/ppp/options)
lcp-echo-failure 4 # (from /etc/ppp/options)
lcp-echo-interval 30 # (from /etc/ppp/options)
hide-password # (from /etc/ppp/options)
ipparam meeting # (from /etc/ppp/peers/meeting)
nobsdcomp # (from /etc/ppp/options.pptp)
nodeflate # (from /etc/ppp/options.pptp)
require-mppe-128 # (from /etc/ppp/options.pptp)
noipx # (from /etc/ppp/options)
using channel 109
Using interface ppp0
Connect: ppp0 <--> /dev/pts/1
sent [LCP ConfReq id=0x1 <asyncmap 0x0> <magic 0xb082ee47> <pcomp> <accomp>]
rcvd [LCP ConfReq id=0x0 <mru 1400> <auth chap MS-v2> <magic 0x79ef6932>
<pcomp> <accomp> <callback CBCP> <mrru 1614> <endpoint
[local:bd.40.6b.c8.dd.83.44.66.bd.ba.31.8b.a9.27.9d.70.00.00.00.00]>]
sent [LCP ConfRej id=0x0 <callback CBCP> <mrru 1614>]
rcvd [LCP ConfAck id=0x1 <asyncmap 0x0> <magic 0xb082ee47> <pcomp> <accomp>]
rcvd [LCP ConfReq id=0x1 <mru 1400> <auth chap MS-v2> <magic 0x79ef6932>
<pcomp> <accomp> <endpoint
[local:bd.40.6b.c8.dd.83.44.66.bd.ba.31.8b.a9.27.9d.70.00.00.00.00]>]
sent [LCP ConfAck id=0x1 <mru 1400> <auth chap MS-v2> <magic 0x79ef6932>
<pcomp> <accomp> <endpoint
[local:bd.40.6b.c8.dd.83.44.66.bd.ba.31.8b.a9.27.9d.70.00.00.00.00]>]
sent [LCP EchoReq id=0x0 magic=0xb082ee47]
rcvd [CHAP Challenge id=0x0 <4cd4618aecbeb5ef8084f058a0d29be6>, name =
"MEETING"]
sent [CHAP Response id=0x0
<4c26875e385a24280d04bc1106119d1a00000000000000008c1166ea1219e6971a206ae4ccb
fd2829df6f8426a5f573e00>, name = "VPN_User"]
rcvd [LCP EchoRep id=0x0 magic=0x79ef6932]
rcvd [CHAP Success id=0x0 "S=B4497E6F192782D563270E7E2257F6C5C085D8D6"]
CHAP authentication succeeded
sent [CCP ConfReq id=0x1 <mppe +H -M +S -L -D -C>]
rcvd [CCP ConfReq id=0x3 <mppe +H -M +S -L -D +C>]
sent [CCP ConfNak id=0x3 <mppe +H -M +S -L -D -C>]
rcvd [IPCP ConfReq id=0x4 <addr 172.16.0.10>]
sent [IPCP TermAck id=0x4]
rcvd [CCP ConfAck id=0x1 <mppe +H -M +S -L -D -C>]
rcvd [CCP ConfReq id=0x5 <mppe +H -M +S -L -D -C>]
sent [CCP ConfAck id=0x5 <mppe +H -M +S -L -D -C>]
MPPE 128-bit stateless compression enabled
sent [IPCP ConfReq id=0x1 <compress VJ 0f 01> <addr 192.168.0.112>]
rcvd [IPCP ConfRej id=0x1 <compress VJ 0f 01>]
sent [IPCP ConfReq id=0x2 <addr 192.168.0.112>]
rcvd [IPCP ConfAck id=0x2 <addr 192.168.0.112>]
rcvd [IPCP ConfReq id=0x6 <addr 172.16.0.10>]
sent [IPCP ConfAck id=0x6 <addr 172.16.0.10>]
local IP address 192.168.0.112
remote IP address 172.16.0.10
Script /etc/ppp/ip-up started (pid 5366)
Script /etc/ppp/ip-up finished (pid 5366), status = 0x0
#### this ends the connection and the tunnel should be established... but,
as I said, I can't route any traffic through it...
#### after a minute the output continues...
Script pptp meeting.myserver.org --nolaunchpppd finished (pid 5356), status
= 0x0
Modem hangup
Connect time 1.5 minutes.
Sent 0 bytes, received 0 bytes.
Script /etc/ppp/ip-down started (pid 5392)
MPPE disabled
sent [LCP TermReq id=0x2 "MPPE disabled"]
Connection terminated.
using channel 110
Using interface ppp0
Connect: ppp0 <--> /dev/pts/1
Script /etc/ppp/ip-down finished (pid 5392), status = 0x0
sent [LCP ConfReq id=0x3 <asyncmap 0x0> <magic 0x1e8e435f> <pcomp> <accomp>]
rcvd [LCP ConfReq id=0x0 <mru 1400> <auth chap MS-v2> <magic 0x7ec1462c>
<pcomp> <accomp> <callback CBCP> <mrru 1614> <endpoint
[local:bd.40.6b.c8.dd.83.44.66.bd.ba.31.8b.a9.27.9d.70.00.00.00.00]>]
sent [LCP ConfRej id=0x0 <callback CBCP> <mrru 1614>]
rcvd [LCP ConfAck id=0x3 <asyncmap 0x0> <magic 0x1e8e435f> <pcomp> <accomp>]
rcvd [LCP ConfReq id=0x1 <mru 1400> <auth chap MS-v2> <magic 0x7ec1462c>
<pcomp> <accomp> <endpoint
[local:bd.40.6b.c8.dd.83.44.66.bd.ba.31.8b.a9.27.9d.70.00.00.00.00]>]
sent [LCP ConfAck id=0x1 <mru 1400> <auth chap MS-v2> <magic 0x7ec1462c>
<pcomp> <accomp> <endpoint
[local:bd.40.6b.c8.dd.83.44.66.bd.ba.31.8b.a9.27.9d.70.00.00.00.00]>]
sent [LCP EchoReq id=0x0 magic=0x1e8e435f]
rcvd [CHAP Challenge id=0x0 <d010d5961c193e999ead0e1378dcde9b>, name =
"MEETING"]
sent [CHAP Response id=0x0
<ed2799fe1275141110d2d202788e5586000000000000000088a88b9ca353d461dd7d41cdafd
dc3eb2eab755736f3caea00>, name = "VPN_User"]
rcvd [LCP EchoRep id=0x0 magic=0x7ec1462c]
rcvd [CHAP Success id=0x0 "S=0DEEFDEB6CA8CD6645681D74E977C3FADCC42F54"]
CHAP authentication succeeded
sent [CCP ConfReq id=0x2 <mppe +H -M +S -L -D -C>]
rcvd [CCP ConfReq id=0x3 <mppe +H -M +S -L -D +C>]
sent [CCP ConfNak id=0x3 <mppe +H -M +S -L -D -C>]
rcvd [IPCP ConfReq id=0x4 <addr 172.16.0.10>]
sent [IPCP TermAck id=0x4]
rcvd [CCP ConfAck id=0x2 <mppe +H -M +S -L -D -C>]
rcvd [CCP ConfReq id=0x5 <mppe +H -M +S -L -D -C>]
sent [CCP ConfAck id=0x5 <mppe +H -M +S -L -D -C>]
MPPE 128-bit stateless compression enabled
sent [IPCP ConfReq id=0x3 <compress VJ 0f 01> <addr 192.168.0.112>]
rcvd [IPCP ConfRej id=0x3 <compress VJ 0f 01>]
sent [IPCP ConfReq id=0x4 <addr 192.168.0.112>]
rcvd [IPCP ConfAck id=0x4 <addr 192.168.0.112>]
rcvd [IPCP ConfReq id=0x6 <addr 172.16.0.10>]
sent [IPCP ConfAck id=0x6 <addr 172.16.0.10>]
local IP address 192.168.0.112
remote IP address 172.16.0.10
Script /etc/ppp/ip-up started (pid 5528)
Script /etc/ppp/ip-up finished (pid 5528), status = 0x0
Script pptp meeting.myserver.org --nolaunchpppd finished (pid 5399), status
= 0x0
Modem hangup
Connect time 1.5 minutes.
Sent 0 bytes, received 0 bytes.
Script /etc/ppp/ip-down started (pid 5878)
MPPE disabled
sent [LCP TermReq id=0x4 "MPPE disabled"]
Connection terminated.
using channel 111
Using interface ppp0
Connect: ppp0 <--> /dev/pts/1
Script /etc/ppp/ip-down finished (pid 5878), status = 0x0
sent [LCP ConfReq id=0x5 <asyncmap 0x0> <magic 0x6a39b47f> <pcomp> <accomp>]
rcvd [LCP ConfReq id=0x0 <mru 1400> <auth chap MS-v2> <magic 0x16533a84>
<pcomp> <accomp> <callback CBCP> <mrru 1614> <endpoint
[local:bd.40.6b.c8.dd.83.44.66.bd.ba.31.8b.a9.27.9d.70.00.00.00.00]>]
sent [LCP ConfRej id=0x0 <callback CBCP> <mrru 1614>]
rcvd [LCP ConfAck id=0x5 <asyncmap 0x0> <magic 0x6a39b47f> <pcomp> <accomp>]
rcvd [LCP ConfReq id=0x1 <mru 1400> <auth chap MS-v2> <magic 0x16533a84>
<pcomp> <accomp> <endpoint
[local:bd.40.6b.c8.dd.83.44.66.bd.ba.31.8b.a9.27.9d.70.00.00.00.00]>]
sent [LCP ConfAck id=0x1 <mru 1400> <auth chap MS-v2> <magic 0x16533a84>
<pcomp> <accomp> <endpoint
[local:bd.40.6b.c8.dd.83.44.66.bd.ba.31.8b.a9.27.9d.70.00.00.00.00]>]
sent [LCP EchoReq id=0x0 magic=0x6a39b47f]
rcvd [CHAP Challenge id=0x0 <960682a8678b525aef41e973ecf61de6>, name =
"MEETING"]
sent [CHAP Response id=0x0
<cef58513248e19a03e07daa2c4aaf8f4000000000000000049e675d5de847b7fa24a24101f5
10ba045751575c413a8c500>, name = "VPN_User"]
rcvd [LCP EchoRep id=0x0 magic=0x16533a84]
rcvd [CHAP Success id=0x0 "S=4D51138C80D8C6A1F8AF8318C9FA1AAC13B0A837"]
CHAP authentication succeeded
sent [CCP ConfReq id=0x3 <mppe +H -M +S -L -D -C>]
rcvd [CCP ConfReq id=0x3 <mppe +H -M +S -L -D +C>]
sent [CCP ConfNak id=0x3 <mppe +H -M +S -L -D -C>]
rcvd [IPCP ConfReq id=0x4 <addr 172.16.0.10>]
sent [IPCP TermAck id=0x4]
rcvd [CCP ConfAck id=0x3 <mppe +H -M +S -L -D -C>]
rcvd [CCP ConfReq id=0x5 <mppe +H -M +S -L -D -C>]
sent [CCP ConfAck id=0x5 <mppe +H -M +S -L -D -C>]
MPPE 128-bit stateless compression enabled
sent [IPCP ConfReq id=0x5 <compress VJ 0f 01> <addr 192.168.0.112>]
rcvd [IPCP ConfRej id=0x5 <compress VJ 0f 01>]
sent [IPCP ConfReq id=0x6 <addr 192.168.0.112>]
rcvd [IPCP ConfAck id=0x6 <addr 192.168.0.112>]
rcvd [IPCP ConfReq id=0x6 <addr 172.16.0.10>]
sent [IPCP ConfAck id=0x6 <addr 172.16.0.10>]
local IP address 192.168.0.112
remote IP address 172.16.0.10
Script /etc/ppp/ip-up started (pid 5895)
Script /etc/ppp/ip-up finished (pid 5895), status = 0x0
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