4.21 PTP Daemon Dual card T-BC after reboot takes a long time to lock

4.20.0-202509080953    

    100%

    1.Reboot the node
    2.Shortly after booting the DPLL will perform a single offset correction, and stop.
    3.Clock never locks.
    

[kni@registry.kni-qe-79 dpopsuev]$ oc -n openshift-ptp logs ds/linuxptp-daemon linuxptp-daemon-container -f | grep "setting phase" | grep ens2
I1202 16:43:45.920159    9569 dpll.go:391] setting phase offset to 187614597 ns for clock id 5799633565433967420 iface ens2f0
I1202 16:43:47.522094    9569 dpll.go:391] setting phase offset to 187614715 ns for clock id 5799633565433967420 iface ens2f0
I1202 16:43:48.062729    9569 dpll.go:391] setting phase offset to 14 ns for clock id 5799633565433967420 iface ens2f0
I1202 16:43:49.133005    9569 dpll.go:391] setting phase offset to 111 ns for clock id 5799633565433967420 iface ens2f0
I1202 16:43:50.190744    9569 dpll.go:391] setting phase offset to 190 ns for clock id 5799633565433967420 iface ens2f0
I1202 16:43:51.259971    9569 dpll.go:391] setting phase offset to 254 ns for clock id 5799633565433967420 iface ens2f0
I1202 16:43:52.333338    9569 dpll.go:391] setting phase offset to 307 ns for clock id 5799633565433967420 iface ens2f0
I1202 16:43:53.391045    9569 dpll.go:391] setting phase offset to 349 ns for clock id 5799633565433967420 iface ens2f0
I1202 16:43:54.470272    9569 dpll.go:391] setting phase offset to 383 ns for clock id 5799633565433967420 iface ens2f0
I1202 16:43:55.539213    9569 dpll.go:391] setting phase offset to 411 ns for clock id 5799633565433967420 iface ens2f0
I1202 16:43:56.078879    9569 dpll.go:391] setting phase offset to 434 ns for clock id 5799633565433967420 iface ens2f0
I1202 16:43:56.495266    9569 dpll.go:391] setting phase offset to 434 ns for clock id 5799633565433967420 iface ens2f0
I1202 16:43:56.518148    9569 dpll.go:391] setting phase offset to 434 ns for clock id 5799633565433967420 iface ens2f0
I1202 16:43:56.648659    9569 dpll.go:391] setting phase offset to 0 ns for clock id 5799633565433967420 iface ens2f0

DPLL stops reporting

    Steady stream of DPLL corrections until reaching the threshold.

By killing the pod the DPLL returns to function as intended, and the clock finally locks.