FreeBSD-main-amd64-test - Build #24623 - Still Unstable

FreeBSD-main-amd64-test - Build #24623 (243e3ab3d34ada9da4f202f8cab90da2d6c49e5e) - Still Unstable

Build information: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/24623/
Full change log: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/24623/changes
Full build log: https://ci.FreeBSD.org/job/FreeBSD-main-amd64-test/24623/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)

a5e65981ca51956982fee9ab45c70d21948a97d8 by oh:
sys/conf: Add backlight as a dependency to pwm_backlight.c

8d01ecd8e9da5192a8b2dfb6c7d58b4aae9ea358 by markj:
frag6: Add another use of frag6_rmqueue()

27f4eda3ddce4009a0ec9be68f474fe3be38933f by markj:
vfs: Simplify vrefact()

55edc40e0c7543c6ea08a28d828bcbf0c8b5dad9 by markj:
file: Remove the fd parameter to fgetvp_lookup() and fgetvp_lookup_smr()

d63ea03674007451682334fa3897918c5c3711a4 by markj:
x86: Make cpu_model[] public

d74a742704eb81f0c6f4aa83e4cb0de26a81c400 by markj:
linprocfs: Avoid using a sysctl to get the CPU model string

0aba5dd2af57ea3ae90eb49d7745c4c5b6f0ab6b by markj:
identcpu: Let the hw.model be readable in capability mode

969fc091343e593f15f0f3326f65292b435423d5 by markj:
sysctl: Don't pass CTLFLAG_MPSAFE to SYSCTL_STRING

a0993376ec5f979272a62b140ec9f41bc02107b3 by markj:
stats: Check for errors from copyout()

904cd456f0f95c10fdb4c99a0118f30d23242dec by markj:
targ: Handle errors from suword()

243e3ab3d34ada9da4f202f8cab90da2d6c49e5e by markj:
bnxt: Handle errors from copyout() in ioctl handlers



The failed test cases:

2 tests failed.
FAILED:  sys.netpfil.common.dummynet.pf_queue

Error Message:
We failed prioritisation 1 times

FAILED:  sys.net.if_bridge_test.many_bridge_members

Error Message:
Test case body timed out