[201811] Zebra daemon crash with FRR docker

[tonytitus]

Description

[201811] Zebra daemon crash with FRR docker

Steps to reproduce the issue:

1. T1 Topology
2. reboot or systemctl restart swss

Describe the results you received:
Zebra daemon core dump

Describe the results you expected:
No core dumps

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

**Output of `show version`:**

 show version

SONiC Software Version: SONiC.SONiC201811_Innovium1.0-dirty-20190809.063016
Distribution: Debian 9.9
Kernel: 4.9.0-9-amd64
Build commit: a41d9a5
Build date: Fri Aug  9 16:31:17 UTC 2019
Built by: admin@sjc-prd-d77

/var/log/quagga/zebra.log

Aug 19 13:29:06.181218 sonic WARNING bgp#zebra[76]: 0:20c0:a836:0:d1::/64: Route install failed
Aug 19 13:29:06.181271 sonic ERR bgp#zebra[76]: netlink-cmd (NS 0) error: No such device, type=RTM_NEWROUTE(24), seq=268552, pid=4059903160
Aug 19 13:29:06.181271 sonic WARNING bgp#zebra[76]: 0:20c0:a836:0:e0::/64: Route install failed
Aug 19 13:29:06.181271 sonic ERR bgp#zebra[76]: netlink-cmd (NS 0) error: No such device, type=RTM_NEWROUTE(24), seq=268553, pid=4059903160
Aug 19 13:29:06.181310 sonic WARNING bgp#zebra[76]: 0:20c0:a836:0:e1::/64: Route install failed
Aug 19 13:29:06.181422 sonic CRIT bgp#zebra[76]: Assertion `data_len' failed in file zebra/zebra_fpm.c, line 927, function zfpm_build_updates
Aug 19 13:29:06.181546 sonic CRIT bgp#zebra[76]: Backtrace for 8 stack frames:
Aug 19 13:29:06.181672 sonic CRIT bgp#zebra[76]: [bt 0] /usr/lib/libfrr.so.0(zlog_backtrace+0x3a) [0x7fbd4511d97a]
Aug 19 13:29:06.181717 sonic CRIT bgp#zebra[76]: [bt 1] /usr/lib/libfrr.so.0(_zlog_assert_failed+0x61) [0x7fbd4511ded1]
Aug 19 13:29:06.181717 sonic CRIT bgp#zebra[76]: [bt 2] /usr/lib/frr/modules/zebra_fpm.so(+0x3f47) [0x7fbd4241af47]
Aug 19 13:29:06.181717 sonic CRIT bgp#zebra[76]: [bt 3] /usr/lib/libfrr.so.0(thread_call+0x60) [0x7fbd4513d790]
Aug 19 13:29:06.181789 sonic CRIT bgp#zebra[76]: [bt 4] /usr/lib/libfrr.so.0(frr_run+0xb8) [0x7fbd4511b5c8]
Aug 19 13:29:06.181789 sonic CRIT bgp#zebra[76]: [bt 5] /usr/lib/frr/zebra(main+0x2a0) [0x55a053a08750]
Aug 19 13:29:06.181789 sonic CRIT bgp#zebra[76]: [bt 6] /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xf5) [0x7fbd43bc0b45]
Aug 19 13:29:06.181801 sonic CRIT bgp#zebra[76]: [bt 7] /usr/lib/frr/zebra(+0x14d4e) [0x55a053a08d4e]
Aug 19 13:29:06.181801 sonic CRIT bgp#zebra[76]: Current thread function zfpm_write_cb, scheduled from file zebra/zebra_fpm.c, line 452

[pavel-shirshov]

@tonytitus:
It's hard to say what was the trigger for FRR crash.
You could ask FRR guys here, but from my point of view you need to provide more information or debug by yourself.
First, you need to understand why you have netlink No such device issue.
Can you find another errors in the syslog?