FreeBSD-main-amd64-test - Build #23752 - Still Unstable

FreeBSD-main-amd64-test - Build #23752 (8f79b07564df4deccf63478c2a87dafabeac95c3) - Still Unstable

Build information: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/23752/
Full change log: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/23752/changes
Full build log: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/23752/console

Status explanation:
"Unstable" - some tests are suspected being broken by the following changes
"Still Unstable" - the failing test cases have not been fixed by these
                   following changes and this is a notification to note that
                   these changes have not been fully tested by the CI system

Change summaries:
(Those commits are likely but not certainly responsible)

50aef9f62c1be9e723169ef57920c3fca07bd2fb by corvink:
bhyve: rename 'structs' snapshot key with 'kern_structs'

ee5023f3c2f46987fd051de2696c1743e4226a37 by corvink:
bhyve: simplify restore of kernel structs

b10d65a420f068bccf6aaf2942157a5347211dc5 by corvink:
bhyve: rename 'user_dev' with 'devices'

14c80457b0f6a5eb6ff9a1db573462410c64a454 by corvink:
bhyve: add bus, slot and func to device name

6f7d2cf8bbb5ce6c4dbe0153d54cdc474b5266f4 by corvink:
bhyve: add .pe_snapshot method for PCI 'hostbridge'

381ef27d7b7f9d9130b6b308d1d598d093d7cfba by corvink:
bhyve: use pci_next() to save/restore pci devices

c9fdd4f3cc18c03683de85318ba8d318f96b58c4 by corvink:
bhyve: add command line parameter and parsing for migration

79a96e294c1acb4a2d17447a35f08647a6d09978 by eugen:
motd: unbreak for source upgrade

ba94bf2880b8f33593323db50ced99c8daf8bd05 by kp:
pf: extend use of skip steps for Ethernet rules

7dc3be36b2824372b0771117e169386028042b18 by kp:
pf: Fix usage of pf tags with syncookies

7ad4d94d5bf275f745907d8bf4614219f5ce4d34 by bcr:
Fix some shell issues by adding quotes and replace backticks with $()

8f79b07564df4deccf63478c2a87dafabeac95c3 by gbe:
nameser: Fix a typo in a source code comment



The failed test cases:

2 tests failed.
FAILED:  sys.net.if_ovpn.if_ovpn.ra

Error Message:
atf-check failed; see the output of the test for details

FAILED:  sys.netinet6.frag6.frag6_19.frag6_19

Error Message:
Global IPv6 statistics do not match: 19 != 20