Re: [REGRESSION] next/master: (build) undefined reference to `pm_hibernation_mode_is_suspend' in vmlinux...

Hi Randy,

On Sun, 2025-09-28 at 18:13 -0700, Randy Dunlap wrote:
> Hi,
> 
> On 9/26/25 9:59 AM, KernelCI bot wrote:
> > 
> > 
> > 
> > 
> > Hello,
> > 
> > New build issue found on next/master:
> > 
> > ---
> >  undefined reference to `pm_hibernation_mode_is_suspend' in
> > vmlinux.unstripped (drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c)
> > [logspec:kbuild,kbuild.compiler.linker_error]
> > ---
> > 
> > - dashboard:
> > https://d.kernelci.org/i/maestro:74f8fe195e9e78290f1dae54754bf5b8d4b2a893
> > - giturl:
> > https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
> > - commit HEAD:  262858079afde6d367ce3db183c74d8a43a0e83f
> > - tags: next-20250926
> > 
> > 
> > Log excerpt:
> > =====================================================
> >   LD      .tmp_vmlinux1
> > ld: drivers/gpu/drm/amd/amdgpu/amdgpu_drv.o: in function
> > `amdgpu_pmops_thaw':
> > /tmp/kci/linux/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c:2677:
> > undefined reference to `pm_hibernation_mode_is_suspend'
> > 
> > =====================================================
> > 
> > 
> > # Builds where the incident occurred:
> > 
> > ## cros://chromeos-6.6/x86_64/chromeos-amd-
> > stoneyridge.flavour.config+lab-setup+x86-
> > board+CONFIG_MODULE_COMPRESS=n+CONFIG_MODULE_COMPRESS_NONE=y on
> > (x86_64):
> > - compiler: gcc-12
> > - dashboard:
> > https://d.kernelci.org/build/maestro:68d6bd56aabea828fddae00b
> > 
> > ## cros://chromeos-6.6/x86_64/chromeos-intel-
> > pineview.flavour.config+lab-setup+x86-
> > board+CONFIG_MODULE_COMPRESS=n+CONFIG_MODULE_COMPRESS_NONE=y on
> > (x86_64):
> > - compiler: gcc-12
> > - dashboard:
> > https://d.kernelci.org/build/maestro:68d6bd59aabea828fddae00e
> > 
> 
> Is there a URL for the .config file that causes the
> build error?
Yes,
https://files.kernelci.org/kbuild-gcc-12-x86-chromeos-intel-68d6bd59aabea828fddae00e/.config

You can safely disable the firmware files option. The build error will
still be reproducible.

Thank you for feedback!


> 
> Thanks.
> 
> > 
> > #kernelci issue maestro:74f8fe195e9e78290f1dae54754bf5b8d4b2a893
> > 
> > Reported-by: kernelci.org bot <[email protected]>
> > 
> > --
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> > Talk to us at [email protected]
> > 
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> >