incomplete bgp route map for RM_SET_SRC/RM_SET_SRC6

[lguohan]

Description

Steps to reproduce the issue:

load the latest sonic vs image.

Describe the results you received:

admin@vlab-01:/var/log$ vtysh

Hello, this is FRRouting (version 7.2-sonic).
Copyright 1996-2005 Kunihiro Ishiguro, et al.

vlab-01# show run
Building configuration...

Current configuration:
!
frr version 7.2-sonic
frr defaults traditional
hostname vlab-01
log syslog informational
log facility local4
agentx
no service integrated-vtysh-config
!
enable password zebra
password zebra
!
ip route 0.0.0.0/0 10.250.0.1 200
!
router bgp 65100
 bgp router-id 10.1.0.32
 bgp log-neighbor-changes
 no bgp default ipv4-unicast
 bgp graceful-restart restart-time 240
 bgp graceful-restart
 bgp graceful-restart preserve-fw-state
 bgp bestpath as-path multipath-relax
 neighbor BGPSLBPassive peer-group
 neighbor BGPSLBPassive remote-as 65432
 neighbor BGPSLBPassive passive
 neighbor BGPSLBPassive ebgp-multihop 255
 neighbor BGPSLBPassive update-source 10.1.0.32
 neighbor BGPVac peer-group
 neighbor BGPVac remote-as 65432
 neighbor BGPVac passive
 neighbor BGPVac ebgp-multihop 255
 neighbor BGPVac update-source 10.1.0.32
 neighbor PEER_V4 peer-group
 neighbor PEER_V6 peer-group
 neighbor 10.0.0.57 remote-as 64600
 neighbor 10.0.0.57 peer-group PEER_V4
 neighbor 10.0.0.57 description ARISTA01T1
 neighbor 10.0.0.57 timers 3 10
 neighbor 10.0.0.59 remote-as 64600
 neighbor 10.0.0.59 peer-group PEER_V4
 neighbor 10.0.0.59 description ARISTA02T1
 neighbor 10.0.0.59 timers 3 10
 neighbor 10.0.0.61 remote-as 64600
 neighbor 10.0.0.61 peer-group PEER_V4
 neighbor 10.0.0.61 description ARISTA03T1
 neighbor 10.0.0.61 timers 3 10
 neighbor 10.0.0.63 remote-as 64600
 neighbor 10.0.0.63 peer-group PEER_V4
 neighbor 10.0.0.63 description ARISTA04T1
 neighbor 10.0.0.63 timers 3 10
 neighbor fc00::72 remote-as 64600
 neighbor fc00::72 peer-group PEER_V6
 neighbor fc00::72 description ARISTA01T1
 neighbor fc00::72 timers 3 10
 neighbor fc00::76 remote-as 64600
 neighbor fc00::76 peer-group PEER_V6
 neighbor fc00::76 description ARISTA02T1
 neighbor fc00::76 timers 3 10
 neighbor fc00::7a remote-as 64600
 neighbor fc00::7a peer-group PEER_V6
 neighbor fc00::7a description ARISTA03T1
 neighbor fc00::7a timers 3 10
 neighbor fc00::7e remote-as 64600
 neighbor fc00::7e peer-group PEER_V6
 neighbor fc00::7e description ARISTA04T1
 neighbor fc00::7e timers 3 10
 bgp listen range 10.255.0.0/25 peer-group BGPSLBPassive
 bgp listen range 192.168.0.0/21 peer-group BGPVac
 !
 address-family ipv4 unicast
  network 10.1.0.32/32
  network 192.168.0.0/21
  neighbor BGPSLBPassive activate
  neighbor BGPSLBPassive soft-reconfiguration inbound
  neighbor BGPSLBPassive route-map FROM_BGP_SPEAKER_V4 in
  neighbor BGPSLBPassive route-map TO_BGP_SPEAKER_V4 out
  neighbor BGPVac activate
  neighbor BGPVac soft-reconfiguration inbound
  neighbor BGPVac route-map FROM_BGP_SPEAKER_V4 in
  neighbor BGPVac route-map TO_BGP_SPEAKER_V4 out
  neighbor PEER_V4 soft-reconfiguration inbound
  neighbor PEER_V4 allowas-in 1
  neighbor PEER_V4 route-map TO_BGP_PEER_V4 out
  neighbor 10.0.0.57 activate
  neighbor 10.0.0.59 activate
  neighbor 10.0.0.61 activate
  neighbor 10.0.0.63 activate
  maximum-paths 64
 exit-address-family
 !
 address-family ipv6 unicast
  network fc00:1::/64
  neighbor BGPSLBPassive activate
  neighbor BGPVac activate
  neighbor PEER_V6 soft-reconfiguration inbound
  neighbor PEER_V6 allowas-in 1
  neighbor PEER_V6 route-map TO_BGP_PEER_V6 out
  neighbor fc00::72 activate
  neighbor fc00::72 route-map set-next-hop-global-v6 in
  neighbor fc00::76 activate
  neighbor fc00::76 route-map set-next-hop-global-v6 in
  neighbor fc00::7a activate
  neighbor fc00::7a route-map set-next-hop-global-v6 in
  neighbor fc00::7e activate
  neighbor fc00::7e route-map set-next-hop-global-v6 in
  maximum-paths 64
 exit-address-family
!
ip prefix-list PL_LoopbackV4 seq 5 permit 10.1.0.32/32
!
ipv6 prefix-list PL_LoopbackV6 seq 5 permit fc00:1::/64
!
route-map FROM_BGP_SPEAKER_V4 permit 10
!
route-map ISOLATE permit 10
 set as-path prepend 65100
!
route-map RM_SET_SRC permit 10
!
route-map RM_SET_SRC6 permit 10
!
route-map TO_BGP_PEER_V4 permit 100
!
route-map TO_BGP_PEER_V6 permit 100
!
route-map TO_BGP_SPEAKER_V4 deny 10
!
route-map set-next-hop-global-v6 permit 10
 set ipv6 next-hop prefer-global 
!
ip protocol bgp route-map RM_SET_SRC
!
ipv6 protocol bgp route-map RM_SET_SRC6
!
line vty
!
end

Describe the results you expected:

route-map RM_SET_SRC permit 10
 set src 10.1.0.32
!
route-map RM_SET_SRC6 permit 10
 set src fc00:1::32

It should have loopback IP as source IP.

Additional information you deem important (e.g. issue happens only occasionally):

**Output of `show version`:**

```
(paste your output here)
```

**Attach debug file `sudo generate_dump`:**

```
(paste your output here)
```

[lguohan]

addressed in 057ced0