on EX4300, we observed routing subsystem failure and rpd related core-dumps observed.
On EX4300, we observe routing sub-system failure and rpd core dump were seen. The issue is seen when upgrading the device to 21.4R3 as shown below.
root@EX4300> show version detail no-forwarding
Hostname: EX4300
Model: ex4300-48p
Junos: 21.4R3-S9.5
JUNOS EX Software Suite [21.4R3-S9.5]
JUNOS FIPS mode utilities [21.4R3-S9.5]
root@EX4300> show system uptime no-forwarding
Current time: 2024-11-27 13:09:03 UTC
Time Source: LOCAL CLOCK
System booted: 2024-11-21 13:39:12 UTC (5d 23:29 ago)
Last configured: 2024-11-21 13:28:31 UTC (5d 23:40 ago) by aecore
1:09PM up 5 days, 23:30, 3 users, load averages: 0.16, 0.16, 0.13
root@EX4300>
root@EX4300> show system core-dumps no-forwarding
/var/crash/*core*: No such file or directory
-rw-rw---- 1 root field 10225790 Nov 20 20:08 /var/tmp/rpd.core-tarball.0.tgz
-rw-rw---- 1 root field 12463 Nov 21 13:48 /var/tmp/rpd.core-tarball.1.tgz
/var/tmp/pics/*core*: No such file or directory
/var/crash/kernel.*: No such file or directory
/var/jails/rest-api/tmp/*core*: No such file or directory
-rw-rw---- 1 root field 10225790 Nov 20 20:08 /tftpboot/corefiles/rpd.core-tarball.0.tgz
-rw-rw---- 1 root field 12463 Nov 21 13:48 /tftpboot/corefiles/rpd.core-tarball.1.tgz
total files: 4
root@EX4300> show krt queue
error: the routing subsystem is not running
root@EX4300> show krt state
root@EX4300> show route summary
On receiving TLV with below prefix attributes, we can see the routing failure and rpd core-dumps.
root@EX4300> show isis database extensive | match prefix-att
Prefix-Attribute-Flags: 0x20(X:0,R:0,N:1)
The issue will be fixed in later releases.
2024-12-22 : DRAFT