[Bug 253344] System hard resets when setting CPU frequency with Ryzen 2600

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Mon Feb 8 11:04:37 UTC 2021


https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=253344

--- Comment #1 from Blair <blaircwyatt at gmail.com> ---
Oh just to add, this is reported in dmesg:

acpi_throttle0: <ACPI CPU Throttling> on cpu0
hwpstate0: <Cool`n'Quiet 2.0> on cpu0
acpi_throttle1: failed to attach P_CNT
device_attach: acpi_throttle1 attach returned 6
acpi_throttle2: failed to attach P_CNT
device_attach: acpi_throttle2 attach returned 6
acpi_throttle3: failed to attach P_CNT
device_attach: acpi_throttle3 attach returned 6
acpi_throttle4: failed to attach P_CNT
device_attach: acpi_throttle4 attach returned 6
acpi_throttle5: failed to attach P_CNT
device_attach: acpi_throttle5 attach returned 6
acpi_throttle6: failed to attach P_CNT
device_attach: acpi_throttle6 attach returned 6
acpi_throttle7: failed to attach P_CNT
device_attach: acpi_throttle7 attach returned 6
acpi_throttle8: failed to attach P_CNT
device_attach: acpi_throttle8 attach returned 6
acpi_throttle9: failed to attach P_CNT
device_attach: acpi_throttle9 attach returned 6
acpi_throttle10: failed to attach P_CNT
device_attach: acpi_throttle10 attach returned 6
acpi_throttle11: failed to attach P_CNT
device_attach: acpi_throttle11 attach returned 6


Also the system is rock solid without powerd enabled and the system is running
all the stock speeds.

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