diff options
| author | Dmytro Shytyi <dmytro.shytyi@6wind.com> | 2024-08-08 15:53:11 +0200 |
|---|---|---|
| committer | Mergify <37929162+mergify[bot]@users.noreply.github.com> | 2024-08-22 05:19:46 +0000 |
| commit | 4bb4169b1702a2f4ac4b71c59533ef90132128f9 (patch) | |
| tree | 1e8643c246f5ab3dccafabde725312e55d47edb6 /lib/lib_errors.c | |
| parent | 00d1dbaedeb8ccecd179a81c80f877ae2fbdbb3c (diff) | |
bgpd: fix, do not access peer->notify.data when it is null
bgp crash on rt2 spotted when 2 commands
launched consequently:
T0: rr, config -> router bgp 65004 -> neighbor 192.168.12.2 password
8888
T1: rt2, snmpwalk -v 2c -c public 127.0.0.1 .1.3.6.1.4.1.7336.4.2.1
T2: rt2 bgp is crashed.
config rt2-bgp:
---------------
!
debug bgp updates
!
router bgp 65002
no bgp ebgp-requires-policy
no bgp network import-check
no bgp default ipv4-unicast
neighbor 192.168.12.4 remote-as external
neighbor 192.168.12.4 timers 1 3
neighbor 192.168.12.4 timers connect 1
neighbor 2001:db8::12:4 remote-as external
neighbor 2001:db8::12:4 timers 1 3
neighbor 2001:db8::12:4 timers connect 1
!
address-family ipv4 unicast
neighbor 192.168.12.4 activate
neighbor 192.168.12.4 addpath-tx-all-paths
exit-address-family
address-family ipv6 unicast
neighbor 2001:db8::12:4 activate
exit-address-family
!
agentx
!
config rt2-snmpd:
agentAddress 127.0.0.1,[::1]
group public_group v1 public
group public_group v2c public
access public_group "" any noauth prefix all all none
rocommunity public default
view all included .1
iquerySecName frr
rouser frr
master agentx
agentXSocket /etc/frr/agentx
agentXPerms 777 755 root frr
config rt2-zebra:
-----------------
!
interface r2-eth0
ip address 192.168.12.2/24
ipv6 address 2001:db8::12:2/64
!
config rr-bgpd:
---------------
!
debug bgp updates
!
router bgp 65004
no bgp ebgp-requires-policy
no bgp network import-check
no bgp default ipv4-unicast
neighbor 192.168.12.1 remote-as external
neighbor 192.168.12.1 timers 1 3
neighbor 192.168.12.1 timers connect 1
neighbor 192.168.12.2 remote-as external
neighbor 192.168.12.2 timers 1 3
neighbor 192.168.12.2 timers connect 1
neighbor 192.168.12.3 remote-as external
neighbor 192.168.12.3 timers 1 3
neighbor 192.168.12.3 timers connect 1
neighbor 2001:db8::12:1 remote-as external
neighbor 2001:db8::12:1 timers 1 3
neighbor 2001:db8::12:1 timers connect 1
neighbor 2001:db8::12:2 remote-as external
neighbor 2001:db8::12:2 timers 1 3
neighbor 2001:db8::12:2 timers connect 1
neighbor 2001:db8::12:3 remote-as external
neighbor 2001:db8::12:3 timers 1 3
neighbor 2001:db8::12:3 timers connect 1
!
address-family ipv4 unicast
neighbor 192.168.12.1 activate
neighbor 192.168.12.1 addpath-tx-all-paths
neighbor 192.168.12.1 route-server-client
neighbor 192.168.12.2 activate
neighbor 192.168.12.2 addpath-tx-all-paths
neighbor 192.168.12.2 route-server-client
neighbor 192.168.12.3 activate
neighbor 192.168.12.3 addpath-tx-all-paths
neighbor 192.168.12.3 route-server-client
exit-address-family
address-family ipv6 unicast
neighbor 2001:db8::12:1 activate
neighbor 2001:db8::12:1 route-server-client
neighbor 2001:db8::12:2 activate
neighbor 2001:db8::12:2 route-server-client
neighbor 2001:db8::12:3 activate
neighbor 2001:db8::12:3 route-server-client
exit-address-family
!
agentx
!
config rr-zebra:
----------------
!
interface rr-eth0
ip address 192.168.12.4/24
ipv6 address 2001:db8::12:4/64
!
Fixes: 2d8fff6b81bb ("bgpd: Implement BGP4V2-MIB(bgp4V2PeerErrorsTable)")
Signed-off-by: Dmytro Shytyi <dmytro.shytyi@6wind.com>
(cherry picked from commit d53460554552c288831524c60dd98c303cba7c26)
Diffstat (limited to 'lib/lib_errors.c')
0 files changed, 0 insertions, 0 deletions