netdev - Re: [PATCH net-next] net: phy: make mdio consumer / device layer a separate module

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Message-ID: <202505161753.e2B0R1Th-lkp@intel.com>
Date: Fri, 16 May 2025 17:31:50 +0800
From: kernel test robot <lkp@...el.com>
To: Heiner Kallweit <hkallweit1@...il.com>, Andrew Lunn <andrew@...n.ch>,
	Russell King - ARM Linux <linux@...linux.org.uk>,
	Paolo Abeni <pabeni@...hat.com>, Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>,
	David Miller <davem@...emloft.net>
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
	netdev@...r.kernel.org
Subject: Re: [PATCH net-next] net: phy: make mdio consumer / device layer a
 separate module

Hi Heiner,

kernel test robot noticed the following build errors:

[auto build test ERROR on net-next/main]

url:    https://github.com/intel-lab-lkp/linux/commits/Heiner-Kallweit/net-phy-make-mdio-consumer-device-layer-a-separate-module/20250515-134852
base:   net-next/main
patch link:    https://lore.kernel.org/r/9a284c3d-73d4-402c-86ba-c82aabe9c44e%40gmail.com
patch subject: [PATCH net-next] net: phy: make mdio consumer / device layer a separate module
config: s390-allmodconfig (https://download.01.org/0day-ci/archive/20250516/202505161753.e2B0R1Th-lkp@intel.com/config)
compiler: clang version 18.1.8 (https://github.com/llvm/llvm-project 3b5b5c1ec4a3095ab096dd780e84d7ab81f3d7ff)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250516/202505161753.e2B0R1Th-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202505161753.e2B0R1Th-lkp@intel.com/

All errors (new ones prefixed by >>, old ones prefixed by <<):

>> ERROR: modpost: "mdio_device_bus_match" [drivers/net/phy/libphy.ko] undefined!

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki