Hi Florian > See my regression report about patch "net: phy: fixed_phy: Fix NULL vs > IS_ERR() checking in __fixed_phy_register", other than that, the rest > worked OK. I see your regression reported on netdev mailing list [1]. Please share steps to reproduce, - Kernel tree / branch / commit - Kernel config file / link - Hardware / Qemu command. [1] https://lore.kernel.org/netdev/20220103193453.1214961-1-f.fainelli@xxxxxxxxx/ Best regards Naresh Kamboju