FreeBSD-main-amd64-test - Build #24511 - Unstable

FreeBSD-main-amd64-test - Build #24511 (3c0fb026b2fc998fa9bea8aed76e96c58671aee3) - Unstable

Build information: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/24511/
Full change log: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/24511/changes
Full build log: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/24511/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)

96465c789a5ff2619c5d49305517b35db9754ffb by markj:
arm: Compile vfp.c conditionally rather than using an ifdef

a6a481eaa2e0f02e24b874f1a08bb494a68972c0 by markj:
arm: Add fpu_kern_alloc_ctx()

ecc2e6deae71b69a30bf3b7e3354aba002a37d69 by markj:
arm: Fix handling of undefined instructions in kernel mode

03a07de0d5ee7d58069152070c42d55f7ec32b7c by markj:
arm: Handle VFP exceptions from the kernel

ce2f34ade8b787b068085fa8a8ddd295b06c2737 by markj:
arm: Disable the VFP during boot

3c0fb026b2fc998fa9bea8aed76e96c58671aee3 by markj:
tty: Avoid a kernel memory discloure via kern.ttys



The failed test cases:

1 tests failed.
FAILED:  sys.netinet6.test_ip6_output.py.TestIP6Output::test_output6_pktinfo[iponly1]

Error Message:
/usr/local/lib/python3.9/multiprocessing/connection.py:383: EOFError