linux-kernel - Re: m68k-linux-ld: drivers/net/phy/air_en8811h.o:(.debug_addr+0x38): undefined reference to `clk_save

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Message-ID: <CAMuHMdVkYNxsuwdFPW7+Dc-y-awamu4j8P4g2JxGEO3FreQ2pg@mail.gmail.com>
Date: Mon, 1 Dec 2025 10:45:12 +0100
From: Geert Uytterhoeven <geert@...ux-m68k.org>
To: kernel test robot <lkp@...el.com>
Cc: "Lucien.Jheng" <lucienzx159@...il.com>, oe-kbuild-all@...ts.linux.dev, 
	linux-kernel@...r.kernel.org, Jakub Kicinski <kuba@...nel.org>, 
	Andrew Lunn <andrew@...n.ch>
Subject: Re: m68k-linux-ld: drivers/net/phy/air_en8811h.o:(.debug_addr+0x38):
 undefined reference to `clk_save_context'

Hi Robot,

On Sun, 30 Nov 2025 at 09:00, kernel test robot <lkp@...el.com> wrote:
> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> head:   6bda50f4333fa61c07f04f790fdd4e2c9f4ca610
> commit: 6b9c9def95cb402374730d51a1f44927f467b774 net: phy: air_en8811h: Introduce resume/suspend and clk_restore_context to ensure correct CKO settings after network interface reinitialization.
> date:   5 months ago
> config: m68k-randconfig-r061-20251130 (https://download.01.org/0day-ci/archive/20251130/202511301553.eaEz1nEW-lkp@intel.com/config)
> compiler: m68k-linux-gcc (GCC) 10.5.0
> reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251130/202511301553.eaEz1nEW-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/202511301553.eaEz1nEW-lkp@intel.com/
>
> All errors (new ones prefixed by >>):
>
>    m68k-linux-ld: drivers/net/phy/air_en8811h.o: in function `en8811h_resume':
>    drivers/net/phy/air_en8811h.c:1175: undefined reference to `clk_restore_context'
>    m68k-linux-ld: drivers/net/phy/air_en8811h.o: in function `en8811h_suspend':
>    drivers/net/phy/air_en8811h.c:1182: undefined reference to `clk_save_context'
> >> m68k-linux-ld: drivers/net/phy/air_en8811h.o:(.debug_addr+0x38): undefined reference to `clk_save_context'
> >> m68k-linux-ld: drivers/net/phy/air_en8811h.o:(.debug_addr+0x760): undefined reference to `clk_restore_context'

This is a bug in the clock subsystem. I have sent a patch:
https://lore.kernel.org/8066e45dbdd9acca29c0f9b578922a091a5c31fd.1764582057.git.geert@linux-m68k.org

Gr{oetje,eeting}s,

                        Geert

-- 
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds