linux-kernel - Re: [PATCH v4] modules: add modalias file to sysfs for modules.

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Message-ID: <202212011208.gYuBwtGZ-lkp@intel.com>
Date:   Thu, 1 Dec 2022 12:33:26 +0800
From:   kernel test robot <lkp@...el.com>
To:     Allen Webb <allenwebb@...gle.com>,
        Christophe Leroy <christophe.leroy@...roup.eu>
Cc:     llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
        Luis Chamberlain <mcgrof@...nel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        "linux-modules@...r.kernel.org" <linux-modules@...r.kernel.org>,
        "linux-usb@...r.kernel.org" <linux-usb@...r.kernel.org>,
        "Rafael J. Wysocki" <rafael@...nel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Allen Webb <allenwebb@...gle.com>
Subject: Re: [PATCH v4] modules: add modalias file to sysfs for modules.

Hi Allen,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on driver-core/driver-core-testing]
[also build test ERROR on driver-core/driver-core-next driver-core/driver-core-linus mcgrof/modules-next usb/usb-testing usb/usb-next usb/usb-linus linus/master v6.1-rc7 next-20221130]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Allen-Webb/modules-add-modalias-file-to-sysfs-for-modules/20221201-061550
patch link:    https://lore.kernel.org/r/20221130221447.1202206-1-allenwebb%40google.com
patch subject: [PATCH v4] modules: add modalias file to sysfs for modules.
config: riscv-randconfig-r042-20221128
compiler: clang version 16.0.0 (https://github.com/llvm/llvm-project 6e4cea55f0d1104408b26ac574566a0e4de48036)
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # install riscv cross compiling tool for clang build
        # apt-get install binutils-riscv64-linux-gnu
        # https://github.com/intel-lab-lkp/linux/commit/8a0305181ba6d360a1aaba1384e672caef1366be
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Allen-Webb/modules-add-modalias-file-to-sysfs-for-modules/20221201-061550
        git checkout 8a0305181ba6d360a1aaba1384e672caef1366be
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=riscv SHELL=/bin/bash

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>

All errors (new ones prefixed by >>):

>> ld.lld: error: undefined symbol: usb_drv_to_modalias
   >>> referenced by driver.c
   >>>               drivers/usb/core/driver.o:(usb_bus_type) in archive vmlinux.a

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp

View attachment "config" of type "text/plain" (168957 bytes)