Possible MROUTING regression in 9.0 RC1

[Pavel Timofeev]

Crashes is often, even on different hardware (another server)
[root at timp ~]# /usr/local/sbin/igmpproxy -dvv /usr/local/etc/igmpproxy.conf
Searching for config file at '/usr/local/etc/igmpproxy.conf'
Config: Quick leave mode enabled.
Config: Got a phyint token.
Config: IF: Config for interface re0.
Config: IF: Got upstream token.
Config: IF: Got ratelimit token '0'.
Config: IF: Got threshold token '1'.
Config: IF: Got altnet token 172.31.242.0/24.
Config: IF: Altnet: Parsed altnet to 172.31.242/24.
IF name : re0
Next ptr : 0
Ratelimit : 0
Threshold : 1
State : 1
Allowednet ptr : c71040
Config: Got a phyint token.
Config: IF: Config for interface bridge0.
Config: IF: Got downstream token.
Config: IF: Got ratelimit token '0'.
Config: IF: Got threshold token '1'.
IF name : bridge0
Next ptr : 0
Ratelimit : 0
Threshold : 1
State : 2
Allowednet ptr : 0
Config: Got a phyint token.
Config: IF: Config for interface lo0.
Config: IF: Got disabled token.
IF name : lo0
Next ptr : 0
Ratelimit : 0
Threshold : 1
State : 0
Allowednet ptr : 0
Config: Got a phyint token.
Config: IF: Config for interface plip0.
Config: IF: Got disabled token.
IF name : plip0
Next ptr : 0
Ratelimit : 0
Threshold : 1
State : 0
Allowednet ptr : 0
buildIfVc: Interface re0 Addr: 10.85.13.39, Flags: 0xffff8843,
Network: 10.85.13/24
buildIfVc: Interface lo0 Addr: 127.0.0.1, Flags: 0xffff8049, Network: 127/8
buildIfVc: Interface bridge0 Addr: 172.16.254.1, Flags: 0xffff8843,
Network: 172.16.254/24
Found config for re0
Found config for bridge0
adding VIF, Ix 0 Fl 0x0 IP 0x270d550a re0, Threshold: 1, Ratelimit: 0
        Network for [re0] : 10.85.13/24
        Network for [re0] : 172.31.242/24
adding VIF, Ix 1 Fl 0x0 IP 0x01fe10ac bridge0, Threshold: 1, Ratelimit: 0
        Network for [bridge0] : 172.16.254/24
Got 262144 byte buffer size in 0 iterations
Joining all-routers group 224.0.0.2 on vif 172.16.254.1
joinMcGroup: 224.0.0.2 on bridge0
SENT Membership query   from 172.16.254.1    to 224.0.0.1
Sent membership query from 172.16.254.1 to 224.0.0.1. Delay: 10
Created timeout 1 (#0) - delay 10 secs
(Id:1, Time:10)
Created timeout 2 (#1) - delay 21 secs
(Id:1, Time:10)
(Id:2, Time:21)
received packet from 172.16.254.1 shorter (28 bytes) than hdr+data
length (20+28)
received packet from 172.16.254.1 shorter (32 bytes) than hdr+data
length (24+32)
About to call timeout 1 (#0)
Aging routes in table.

Current routing table (Age active routes):
-----------------------------------------------------
No routes in table...
-----------------------------------------------------
received packet from 10.85.13.5 shorter (28 bytes) than hdr+data length (20+28)
^Cselect() failure; Errno(4): Interrupted system call
Got a interupt signal. Exiting.
clean handler called
All routes removed. Routing table is empty.
Shutdown complete....


2011/11/8 Pavel Timofeev <timp87 at gmail.com>:
> And sometimes igmpproxy's shutdown lead to crash of my system.
> Without any panics, it just reboots. oO
>
> 2011/11/7 Pavel Timofeev <timp87 at gmail.com>:
>> Hello! I have problems with ip_mroute (loaded as module) - kernel
>> multicast packet forwarder.
>> I have 2 disk: freebsd 8.2 release amd64 on first and freebsd 9.0 rc1 on second.
>> I use net/igmpproxy to watch IPTV on my home atom-based router.
>>
>> On FreeBSD 8.2 it works good.
>>
>> But when I try to use FreeBSD 9.0 RC-1 in same role (with same
>> configs, of cource) I have messages like:
>> Nov  7 16:16:46 timp igmpproxy[35495]: received packet from
>> 172.16.254.1 shorter (28 bytes) than hdr+data length (20+28)
>> Nov  7 16:16:47 timp igmpproxy[35495]: received packet from
>> 172.16.254.1 shorter (32 bytes) than hdr+data length (24+32)
>> Nov  7 16:17:28 timp igmpproxy[35495]: received packet from 10.85.13.5
>> shorter (28 bytes) than hdr+data length (20+28)
>> And IPTV doesn't work =(
>>
>> Any ideas?
>> Do you need configs?
>>
>