FreeBSD-main-amd64-test - Build #23724 - Still Unstable

FreeBSD-main-amd64-test - Build #23724 (1e1bb5780c31d28ae041769b611b70b4f35c7ede) - Still Unstable

Build information: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/23724/
Full change log: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/23724/changes
Full build log: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/23724/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)

861abdadf9db4dd7ba577537ba262fcda29869dd by dchagin:
namei: Add a comment explaining ISRESTARTED flag

cea7c564c70aa660d833e9a571aaca4119c0b714 by dchagin:
namei: Reset the lookup to start from the real root for abs symlink

0fbe78cdba42a04a29930c68570c7ac0c3ff1bc7 by christos:
proc.h: capitalize letter in TD_LOCKS_DEC

333731274fa3e0856c66fd3509dea7113ddaa983 by christos:
kinst: hide KINST_TRAMPCHUNK_SIZE from ISA-specific headers

1aa48621870189d2865c3a4edf45267cc2d84aed by christos:
kinst: rename t_kinst to t_kinst_tramp

081acb837cd33bad68f6e53c16dd26577131842c by kp:
dummynet: remove unused field from dn_pkt_tag

0ba9cb5e710f42fcbc5d710a606bfae5a7f90984 by kp:
dummynet: fix wf2q use-after-free

1e1bb5780c31d28ae041769b611b70b4f35c7ede by kp:
dummynet tests: attempt to provoke wf2q+ use-after-free



The failed test cases:

5 tests failed.
FAILED:  sys.fs.fusefs.mknod.main

Error Message:
Returned non-success exit status 1

FAILED:  sys.netinet6.frag6.frag6_19.frag6_19

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

FAILED:  sys.net.if_ovpn.if_ovpn.ra

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

FAILED:  sys.netlink.test_rtnl_ifaddr.py.TestRtNlAddIfaddrLo::test_add_6[gu_host]

Error Message:
/usr/tests/sys/netlink/test_rtnl_ifaddr.py:702: AssertionError

FAILED:  sys.netlink.test_rtnl_ifaddr.py.TestRtNlAddIfaddrLo::test_add_6[gu_prefix]

Error Message:
/usr/tests/sys/netlink/test_rtnl_ifaddr.py:702: AssertionError