RPD LSYS Core dump was seen & LSYSs were not coming up

root@JTAC> show system core-dumps no-forwarding

-rw-rw---- 1 root wheel 9760308 Mar 7 11:19 /var/tmp/rpd_LSYS1.core-tarball.1.tgz

-rw-rw---- 1 root wheel 75724 Mar 7 11:47 /var/tmp/rpd_LSYS2.core-tarball.4.tgz

root@JTAC> show bgp summary logical-system LSYS1

error: Logical-system 'LSYS1', not running

We had checked the core dump & identified the PRs related to this from core backtrace.

The issue is only resolved with upgrade to fixed version of the PRs.

This is matching internal PR1692738.

https://prsearch.juniper.net/problemreport/PR1692738

Post upgrade to latest version, the LSYSs came up. Services were verified ok as well.