ospfd - ospf_check_hmac_sha bad sequence

[vecinohk]

Hi, please can anyone advise me what is causing this? I've been experiencing this on some links (from FRR 7.x to 10.0) and I've never figured out what causes it.

May 01 11:11:32 ospfd[752]: [N5EH6-XBBM9][EC 134217740] interface vlan104:10.107.242.113: ospf_check_hmac_sha bad sequence 1714554694 (expect 1714554695), Router-ID: 10.107.80.1
May 01 11:35:32 ospfd[752]: [N5EH6-XBBM9][EC 134217740] interface vlan104:10.107.242.113: ospf_check_hmac_sha bad sequence 1714556137 (expect 1714556138), Router-ID: 10.107.80.1
May 01 11:50:20 ospfd[752]: [N5EH6-XBBM9][EC 134217740] interface vlan104:10.107.242.113: ospf_check_hmac_sha bad sequence 1714557020 (expect 1714557021), Router-ID: 10.107.80.1

Thanks