On Mon, May 23, 2011 at 9:59 AM, Chris Wopat <m...@falz.net> wrote:
> Had a strange issue overnight. In short I had two OpenBSD boxes acting
> as routers denial of service my network with OSPFv3 multicast packets.
Also I've attached some logs below. They continue on like this until I
unplugged the problem devices at about 4am. This log is also viewable
here:
http://falz.net/static/openbsd-ospf-20110523.txt
May 22 23:00:02 rr2 syslogd: restart
May 23 03:02:26 rr2 ospf6d[5801]: send_rtmsg: action 1, prefix
2608:f4e0::1/128: File exists
May 23 03:02:26 rr2 ospf6d[5801]: send_rtmsg: action 1, prefix
2608:f4e0::2/128: File exists
May 23 03:02:26 rr2 ospf6d[5801]: send_rtmsg: action 1, prefix
2608:f4e0::6/128: File exists
May 23 03:02:41 rr2 ospf6d[5801]: send_rtmsg: action 1, prefix
2608:f4e0::4/128: File exists
May 23 03:02:46 rr2 ospf6d[5801]: send_rtmsg: action 1, prefix
2608:f4e0::14/128: File exists
May 23 03:02:46 rr2 ospf6d[5801]: send_rtmsg: action 1, prefix
2608:f4e0::16/128: File exists
May 23 03:02:50 rr2 ospfd[24042]: nbr_fsm: neighbor ID 10.171.0.11,
event BAD_LS_REQ not expected in state EXSTA
May 23 03:03:05 rr2 ospfd[24042]: recv_packet: authentication error,
interface em1
May 23 03:03:38 rr2 last message repeated 3677 times
May 23 03:04:09 rr2 last message repeated 3703 times
May 23 03:05:01 rr2 ospfd[24042]: nbr_fsm: neighbor ID 10.171.0.14,
event LOADING_DONE not expected in state EXCHG
May 23 03:05:01 rr2 ospfd[24042]: nbr_fsm: neighbor ID 10.171.0.4,
event LOADING_DONE not expected in state EXCHG
May 23 03:05:36 rr2 ospfd[24042]: recv_packet: authentication error,
interface em1
May 23 03:05:37 rr2 last message repeated 286 times
May 23 03:06:01 rr2 ospfd[24042]: nbr_adj_timer: failed to form
adjacency with 10.171.0.11 on interface em1
May 23 03:06:04 rr2 ospfd[24042]: recv_packet: authentication error,
interface em1
May 23 03:06:06 rr2 last message repeated 234 times
May 23 03:06:06 rr2 ospfd[24042]: nbr_adj_timer: failed to form
adjacency with 10.171.0.11 on interface em0
May 23 03:06:11 rr2 ospfd[24042]: recv_db_description: seq num
mismatch, bad flags
May 23 03:06:12 rr2 ospf6d[5801]: send_rtmsg: action 1, prefix
2608:f4e0::1/128: File exists
May 23 03:06:12 rr2 ospf6d[5801]: send_rtmsg: action 1, prefix
2608:f4e0::3/128: File exists
May 23 03:06:12 rr2 ospf6d[5801]: send_rtmsg: action 1, prefix
2608:f4e0::4/128: File exists
May 23 03:06:12 rr2 ospf6d[5801]: send_rtmsg: action 1, prefix
2608:f4e0::5/128: File exists
May 23 03:06:12 rr2 ospf6d[5801]: send_rtmsg: action 1, prefix
2608:f4e0::12/128: File exists
May 23 03:06:12 rr2 ospf6d[5801]: send_rtmsg: action 1, prefix
2608:f4e0::14/128: File exists
May 23 03:06:12 rr2 ospf6d[5801]: send_rtmsg: action 1, prefix
2608:f4e0::15/128: File exists
May 23 03:06:12 rr2 ospf6d[5801]: send_rtmsg: action 1, prefix
2608:f4e0::16/128: File exists
May 23 03:06:13 rr2 ospf6d[31274]: nbr_fsm: neighbor ID 10.171.0.16,
event LOADING_DONE not expected in state EXCHG
May 23 03:06:17 rr2 ospf6d[5801]: send_rtmsg: action 1, prefix
2608:f4e0::2/128: File exists
May 23 03:06:17 rr2 ospf6d[5801]: send_rtmsg: action 1, prefix
2608:f4e0::6/128: File exists
May 23 03:06:17 rr2 ospf6d[5801]: send_rtmsg: action 1, prefix
2608:f4e0::7/128: File exists
May 23 03:06:17 rr2 ospf6d[5801]: send_rtmsg: action 1, prefix
2608:f4e0::8/128: File exists
May 23 03:06:17 rr2 ospf6d[5801]: send_rtmsg: action 1, prefix
2608:f4e0::11/128: File exists
May 23 03:06:27 rr2 ospf6d[5801]: send_rtmsg: action 1, prefix
2608:f4e0::3/128: File exists
May 23 03:06:27 rr2 ospf6d[5801]: send_rtmsg: action 1, prefix
2608:f4e0::5/128: File exists
May 23 03:06:27 rr2 ospf6d[5801]: send_rtmsg: action 1, prefix
2608:f4e0::7/128: File exists
May 23 03:06:27 rr2 ospf6d[5801]: send_rtmsg: action 1, prefix
2608:f4e0::8/128: File exists
May 23 03:06:27 rr2 ospf6d[5801]: send_rtmsg: action 1, prefix
2608:f4e0::11/128: File exists
May 23 03:06:27 rr2 ospf6d[5801]: send_rtmsg: action 1, prefix
2608:f4e0::12/128: File exists
May 23 03:06:27 rr2 ospf6d[5801]: send_rtmsg: action 1, prefix
2608:f4e0::15/128: File exists
May 23 03:06:33 rr2 bgpd[19470]: neighbor 10.171.0.16 (rr1.excelsior):
sending notification: HoldTimer expired, unknown subcode 0
May 23 03:06:42 rr2 ospfd[24042]: recv_packet: authentication error,
interface em1
May 23 03:06:42 rr2 last message repeated 3 times
May 23 03:06:45 rr2 ospfd[24042]: recv_db_description: seq num
mismatch, bad flags
May 23 03:06:50 rr2 ospfd[24042]: recv_packet: authentication error,
interface em1
May 23 03:06:50 rr2 last message repeated 8 times
May 23 03:06:51 rr2 ospfd[24042]: recv_db_description: seq num
mismatch, bad flags
May 23 03:06:58 rr2 ospfd[24042]: recv_packet: authentication error,
interface em1
May 23 03:06:58 rr2 last message repeated 7 times
May 23 03:07:01 rr2 ospfd[24042]: nbr_adj_timer: failed to form
adjacency with 10.171.0.16 on interface em1
May 23 03:07:04 rr2 bgpd[19470]: neighbor 10.171.0.16 (rr1.excelsior):
connect: No route to host
May 23 03:07:05 rr2 ospfd[24042]: recv_packet: authentication error,
interface em1
May 23 03:07:28 rr2 last message repeated 293 times
May 23 03:07:29 rr2 ospfd[24042]: nbr_fsm: neighbor ID 10.171.0.2,
event LOADING_DONE not expected in state EXCHG
May 23 03:07:29 rr2 ospfd[24042]: nbr_fsm: neighbor ID 10.171.0.16,
event LOADING_DONE not expected in state EXCHG
May 23 03:07:32 rr2 ospfd[24042]: recv_packet: authentication error,
interface em0
May 23 03:07:33 rr2 last message repeated 91 times
May 23 03:07:33 rr2 ospfd[24042]: nbr_adj_timer: failed to form
adjacency with 10.171.0.11 on interface em1
May 23 03:07:33 rr2 ospfd[24042]: nbr_fsm: neighbor ID 10.171.0.11,
event ADJ_TIMEOUT not expected in state INIT
May 23 03:07:33 rr2 ospfd[24042]: recv_packet: authentication error,
interface em0
May 23 03:07:34 rr2 last message repeated 61 times
May 23 03:07:43 rr2 ospfd[24042]: nbr_adj_timer: failed to form
adjacency with 10.171.0.11 on interface em0
May 23 03:07:45 rr2 ospfd[24042]: nbr_adj_timer: failed to form
adjacency with 10.171.0.14 on interface em1
May 23 03:07:55 rr2 ospfd[24042]: nbr_adj_timer: failed to form
adjacency with 10.171.0.2 on interface em1
May 23 03:08:14 rr2 ospfd[24042]: recv_db_description: seq num
mismatch, bad flags
May 23 03:08:14 rr2 ospfd[24042]: nbr_adj_timer: failed to form
adjacency with 10.171.0.18 on interface em0
May 23 03:08:27 rr2 ospfd[24042]: nbr_adj_timer: failed to form
adjacency with 10.171.0.1 on interface em0
May 23 03:08:27 rr2 ospfd[24042]: nbr_adj_timer: failed to form
adjacency with 10.171.0.14 on interface em0
May 23 03:08:32 rr2 ospfd[24042]: recv_db_description: seq num
mismatch, bad flags
May 23 03:08:43 rr2 ospfd[24042]: nbr_adj_timer: failed to form
adjacency with 10.171.0.11 on interface em0
May 23 03:08:43 rr2 ospfd[24042]: nbr_fsm: neighbor ID 10.171.0.11,
event ADJ_TIMEOUT not expected in state INIT
May 23 03:08:45 rr2 ospfd[24042]: nbr_adj_timer: failed to form
adjacency with 10.171.0.14 on interface em1
May 23 03:08:47 rr2 ospfd[24042]: recv_db_description: seq num
mismatch, bad flags
May 23 03:08:55 rr2 ospfd[24042]: recv_packet: authentication error,
interface em0
May 23 03:08:55 rr2 last message repeated 20 times
May 23 03:08:55 rr2 ospfd[24042]: nbr_adj_timer: failed to form
adjacency with 10.171.0.2 on interface em1
May 23 03:08:55 rr2 ospfd[24042]: recv_packet: authentication error,
interface em0
May 23 03:08:56 rr2 last message repeated 72 times
May 23 03:09:03 rr2 bgpd[19470]: neighbor 10.171.0.16 (rr1.excelsior):
connect: No route to host
May 23 03:09:04 rr2 ospfd[24042]: nbr_adj_timer: failed to form
adjacency with 10.171.0.19 on interface em0
May 23 03:09:06 rr2 ospfd[24042]: nbr_adj_timer: failed to form
adjacency with 10.171.0.1 on interface em1
May 23 03:09:06 rr2 ospfd[24042]: recv_packet: authentication error,
interface em1
May 23 03:09:06 rr2 last message repeated 9 times
May 23 03:09:06 rr2 ospfd[24042]: nbr_fsm: neighbor ID 10.171.0.16,
event LOADING_DONE not expected in state EXCHG
May 23 03:09:06 rr2 ospfd[24042]: nbr_fsm: neighbor ID 10.171.0.16,
event LOADING_DONE not expected in state EXCHG
May 23 03:09:06 rr2 ospfd[24042]: nbr_fsm: neighbor ID 10.171.0.14,
event LOADING_DONE not expected in state EXCHG
May 23 03:09:06 rr2 ospfd[24042]: recv_packet: authentication error,
interface em1
May 23 03:09:07 rr2 last message repeated 152 times
May 23 03:09:07 rr2 ospfd[24042]: recv_db_description: seq num
mismatch, bad flags
May 23 03:09:07 rr2 ospfd[24042]: recv_packet: authentication error,
interface em1
May 23 03:09:07 rr2 last message repeated 39 times
May 23 03:09:15 rr2 ospfd[24042]: recv_db_description: seq num
mismatch, bad flags
May 23 03:09:19 rr2 ospfd[24042]: recv_packet: authentication error,
interface em1
May 23 03:09:24 rr2 last message repeated 215 times
May 23 03:09:27 rr2 ospfd[24042]: nbr_adj_timer: failed to form
adjacency with 10.171.0.1 on interface em0
May 23 03:09:27 rr2 ospfd[24042]: nbr_adj_timer: failed to form
adjacency with 10.171.0.16 on interface em1
May 23 03:09:30 rr2 ospfd[24042]: recv_packet: authentication error,
interface em1
May 23 03:09:32 rr2 last message repeated 678 times
May 23 03:09:38 rr2 ospfd[24042]: recv_db_description: seq num
mismatch, bad flags
May 23 03:09:39 rr2 ospfd[24042]: recv_packet: authentication error,
interface em1
May 23 03:09:39 rr2 last message repeated 17 times
May 23 03:09:48 rr2 ospfd[24042]: recv_db_description: seq num
mismatch, bad flags
May 23 03:09:58 rr2 ospfd[24042]: recv_packet: authentication error,
interface em1
May 23 03:10:00 rr2 last message repeated 187 times
May 23 03:10:04 rr2 ospf6d[5801]: send_rtmsg: action 1, prefix
2608:f4e0::2/128: File exists
May 23 03:10:04 rr2 ospf6d[5801]: send_rtmsg: action 1, prefix
2608:f4e0::6/128: File exists
May 23 03:10:04 rr2 ospfd[24042]: nbr_adj_timer: failed to form
adjacency with 10.171.0.19 on interface em0
May 23 03:10:04 rr2 ospfd[24042]: nbr_fsm: neighbor ID 10.171.0.19,
event ADJ_TIMEOUT not expected in state INIT
May 23 03:10:06 rr2 ospfd[24042]: nbr_adj_timer: failed to form
adjacency with 10.171.0.1 on interface em1
May 23 03:10:15 rr2 ospfd[24042]: recv_packet: authentication error,
interface em1
May 23 03:10:15 rr2 last message repeated 22 times
