Not sure exactly, but it looks like some kind of bug `vtysh_pam: Failed in account validation`
```
vyos@r14:~$ show version frr
vtysh_pam: Failed in account validation: Success(0)FRRouting 8.5 (r14) on Linux(6.1.20-amd64-vyos).
Copyright 1996-2005 Kunihiro Ishiguro, et al.
configured with:
'--build=x86_64-linux-gnu' '--prefix=/usr' '--includedir=${prefix}/include' '--mandir=${prefix}/share/man' '--infodir=${prefix}/share/info' '--sysconfdir=/etc' '--localstatedir=/var' '--disable-option-checking' '--disable-silent-rules' '--libdir=${prefix}/lib/x86_64-linux-gnu' '--libexecdir=${prefix}/lib/x86_64-linux-gnu' '--disable-maintainer-mode' '--localstatedir=/var/run/frr' '--sbindir=/usr/lib/frr' '--sysconfdir=/etc/frr' '--with-vtysh-pager=/usr/bin/pager' '--libdir=/usr/lib/x86_64-linux-gnu/frr' '--with-moduledir=/usr/lib/x86_64-linux-gnu/frr/modules' '--disable-dependency-tracking' '--enable-rpki' '--disable-scripting' '--enable-pim6d' '--with-libpam' '--enable-doc' '--enable-doc-html' '--enable-snmp' '--enable-fpm' '--disable-protobuf' '--disable-zeromq' '--enable-ospfapi' '--enable-bgp-vnc' '--enable-multipath=256' '--enable-user=frr' '--enable-group=frr' '--enable-vty-group=frrvty' '-
```
```
vyos@r14:~$ show ip route
vtysh_pam: Failed in account validation: Success(0)Codes: K - kernel route, C - connected, S - static, R - RIP,
O - OSPF, I - IS-IS, B - BGP, E - EIGRP, N - NHRP,
T - Table, v - VNC, V - VNC-Direct, A - Babel, F - PBR,
f - OpenFabric,
> - selected route, * - FIB route, q - queued, r - rejected, b - backup
t - trapped, o - offload failure
S>* 0.0.0.0/0 [1/0] via 192.168.122.1, eth0, weight 1, 01:30:52
C>* 10.0.0.0/29 is directly connected, wg0, 01:30:54
C>* 192.0.2.5/32 is directly connected, eth1.2020, 01:31:00
C>* 192.0.2.7/32 is directly connected, eth1.2020.555, 01:31:00
C>* 192.168.122.0/24 is directly connected, eth0, 01:31:02
C>* 203.0.113.1/32 is directly connected, dum0, 01:31:03
vyos@r14:~$
```