Clevo W840SU laptop with
Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller (rev 12)
dmesg | grep r8169:
[ 1.168027] r8169 Gigabit Ethernet driver 2.3LK-NAPI loaded
[ 1.168032] r8169 0000:03:00.1: can't disable ASPM; OS doesn't have ASPM control
[ 1.173553] r8169 0000:03:00.1 eth0: RTL8411 at 0xffffc9000005a000, 00:90:f5:f9:82:e6, XID 1c800800 IRQ 44
[ 1.173554] r8169 0000:03:00.1 eth0: jumbo features [frames: 9200 bytes, tx checksumming: ko]
[ 8.503699] r8169 0000:03:00.1 enp3s0f1: renamed from eth0
[ 8.531937] r8169 0000:03:00.1 enp3s0f1: rtl_counters_cond == 1 (loop: 1000, delay: 10).
No ill effects, but dmesg gets spammed with the last line over and over again. Doesn't matter whether there's even a cable connected, but seems the line (only) stops when the link becomes ready.
Seems to be duplicated by https://bugzilla.kernel.org/show_bug.cgi?id=107421