Device 'power_meter0' does not have a release() function, it is broken and must be fixed

Solution Verified - Updated -

Issue

  • Observed behavior: This message appears after a reboot:
        Apr 15 11:50:16 hostname kernel: ACPI Exception (evregion-0424): AE_SUPPORT, Returned by Handler for [DataTable] [20060707]
        Apr 15 11:50:16 hostname kernel: ACPI Error (psparse-0537): Method parse/execution failed [\_SB_.PMI0._GHL] (Node ffff810037d1cf70), AE_SUPPORT
        Apr 15 11:50:16 hostname kernel: ACPI Error (psparse-0537): Method parse/execution failed [\_SB_.PMI0._PMC] (Node ffff810037d1c3f0), AE_SUPPORT
        Apr 15 11:50:16 hostname kernel: ACPI Exception (power_meter-0759): AE_SUPPORT, Evaluating _PMC [20060707]
        Apr 15 11:50:16 hostname kernel: Device 'power_meter0' does not have a release() function, it is broken and must be fixed.
        Apr 15 11:50:16 hostname kernel: BUG: warning at drivers/base/core.c:101/device_release() (Not tainted)
        Apr 15 11:50:16 hostname kernel: 
        Apr 15 11:50:16 hostname kernel: Call Trace:
        Apr 15 11:50:16 hostname kernel:  [<ffffffff801519ef>] kobject_cleanup+0x53/0x7e
        Apr 15 11:50:16 hostname kernel:  [<ffffffff80151a1a>] kobject_release+0x0/0x9
        Apr 15 11:50:16 hostname kernel:  [<ffffffff80035748>] kref_put+0x6f/0x7a
        Apr 15 11:50:16 hostname kernel:  [<ffffffff882a40ed>] :power_meter:acpi_power_meter_add+0x158/0x16f
        Apr 15 11:50:16 hostname kernel:  [<ffffffff801a115e>] acpi_bus_driver_init+0x30/0x57
        Apr 15 11:50:16 hostname kernel:  [<ffffffff801a237c>] acpi_bus_register_driver+0x95/0xd4
        Apr 15 11:50:16 hostname kernel:  [<ffffffff881be032>] :power_meter:acpi_power_meter_init+0x25/0x34
        Apr 15 11:50:16 hostname kernel:  [<ffffffff800a7fe0>] sys_init_module+0xaf/0x1f2
        Apr 15 11:50:16 hostname kernel:  [<ffffffff8005e116>] system_call+0x7e/0x83
        Apr 15 11:50:16 hostname kernel: 

Environment

  • Red Hat Enterprise Linux (RHEL) 5.5
  • kernel 2.6.18-194.el5

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