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It works, but when it comes back it is using about 7W > more than before going to sleep. > > It looks like a6ed2035878e5ad2e43ed175d8812ac9399d6c40 is the > culprit. The system doesn't even support S3: > > % cat /sys/power/mem_sleep > [s2idle] > > And looks like the vendor decided that they should not define > ACPI_FADT_LOW_POWER_S0. The MB is a Gigabyte B550I AORUS PRO AX with > bios version F16e. > > Which systems had crashes when ACPI_FADT_LOW_POWER_S0 was not defined? > Would it be possible to limit the check only to those systems or at > least only to systems that have S3? > > I can build the amdgpu module without that check and see if the problem > goes away if that would help. > > Thanks, > Rafael Rafael, Can you please open a bug report here https://gitlab.freedesktop.org/drm/amd/-/issues And attach the log from: https://gitlab.freedesktop.org/drm/amd/-/blob/master/scripts/amd_s2idle.py Thanks,