Blank lines after process logs, something like this:
phc2sys[16635805.551]: [ptp4l.0.config:6] CLOCK_REALTIME phc offset         1 s2 freq   +4619 delay    564

phc2sys[16635805.614]: [ptp4l.0.config:6] CLOCK_REALTIME phc offset        -2 s2 freq   +4617 delay    564

phc2sys[16635805.676]: [ptp4l.0.config:6] CLOCK_REALTIME phc offset       -12 s2 freq   +4606 delay    537

phc2sys[16635805.739]: [ptp4l.0.config:6] CLOCK_REALTIME phc offset         0 s2 freq   +4615 delay    564

phc2sys[16635805.802]: [ptp4l.0.config:6] CLOCK_REALTIME phc offset         0 s2 freq   +4615 delay    565

    100%

Introduced in recent fix to remove duplicate process logs, didn't remove the extra line.  Opening new issue as that's already marked verified.  Seen whenever you view logs without grepping for specific processes.