Feb 4 04:32:06 aspire kernel: [ 15.000712] ------------[ cut here ]------------ Feb 4 04:32:06 aspire kernel: [ 15.000797] WARNING: CPU: 0 PID: 38 at /build/linux-M4Ge5a/linux-3.16.51/include/linux/kref.h:47 kobject_get+0x3a/0x50() Feb 4 04:32:06 aspire kernel: [ 15.000887] Modules linked in: acpi_cpufreq(+) video battery processor ac button wmi shpchp ext4 crc16 mbcache jbd2 sd_mod crc_t10dif crct10dif_generic crct10dif_common rtsx_pci_sdmmc mmc_core psmouse ahci libahci libata i2c_i801 i2c_core scsi_mod uhci_hcd ehci_pci ehci_hcd usbcore rtsx_pci mfd_core usb_common r8169 mii thermal thermal_sys Feb 4 04:32:06 aspire kernel: [ 15.002858] CPU: 0 PID: 38 Comm: kworker/0:1 Not tainted 3.16.0-4-amd64 #1 Debian 3.16.51-3 Feb 4 04:32:06 aspire kernel: [ 15.002941] Hardware name: Acer AOD270/JE01_CT , BIOS V1.09 09/04/2012 Feb 4 04:32:06 aspire kernel: [ 15.003015] Workqueue: kacpi_notify acpi_os_execute_deferred Feb 4 04:32:06 aspire kernel: [ 15.003134] 0000000000000000 ffffffff8151ea10 0000000000000000 0000000000000009 Feb 4 04:32:06 aspire kernel: [ 15.003412] ffffffff81069967 ffff880000069800 0000000000000202 0000000000000000 Feb 4 04:32:06 aspire kernel: [ 15.003689] 0000000000000001 ffff88007b1e3ef0 ffffffff812b5dfa ffff880000069928 Feb 4 04:32:06 aspire kernel: [ 15.003966] Call Trace: Feb 4 04:32:06 aspire kernel: [ 15.004037] [] ? dump_stack+0x5d/0x78 Feb 4 04:32:06 aspire kernel: [ 15.004111] [] ? warn_slowpath_common+0x77/0x90 Feb 4 04:32:06 aspire kernel: [ 15.004184] [] ? kobject_get+0x3a/0x50 Feb 4 04:32:06 aspire kernel: [ 15.004257] [] ? cpufreq_cpu_get+0x70/0xc0 Feb 4 04:32:06 aspire kernel: [ 15.004329] [] ? cpufreq_update_policy+0x1a/0x1d0 Feb 4 04:32:06 aspire kernel: [ 15.004404] [] ? cpufreq_update_policy+0x1d0/0x1d0 Feb 4 04:32:06 aspire kernel: [ 15.004482] [] ? cpufreq_set_cur_state+0xac/0xc0 [processor] Feb 4 04:32:06 aspire kernel: [ 15.004568] [] ? processor_set_cur_state+0x6a/0xe0 [processor] Feb 4 04:32:06 aspire kernel: [ 15.004659] [] ? thermal_cdev_update+0xa5/0x110 [thermal_sys] Feb 4 04:32:06 aspire kernel: [ 15.004747] [] ? step_wise_throttle+0x49/0x80 [thermal_sys] Feb 4 04:32:06 aspire kernel: [ 15.004834] [] ? handle_thermal_trip+0x4c/0x150 [thermal_sys] Feb 4 04:32:06 aspire kernel: [ 15.004921] [] ? thermal_zone_device_update+0x7d/0xd0 [thermal_sys] Feb 4 04:32:06 aspire kernel: [ 15.005008] [] ? acpi_ev_notify_dispatch+0x3c/0x51 Feb 4 04:32:06 aspire kernel: [ 15.005081] [] ? acpi_os_execute_deferred+0x10/0x20 Feb 4 04:32:06 aspire kernel: [ 15.005155] [] ? process_one_work+0x143/0x430 Feb 4 04:32:06 aspire kernel: [ 15.005227] [] ? worker_thread+0x113/0x4f0 Feb 4 04:32:06 aspire kernel: [ 15.005300] [] ? __schedule+0x2b1/0x800 Feb 4 04:32:06 aspire kernel: [ 15.005371] [] ? rescuer_thread+0x2d0/0x2d0 Feb 4 04:32:06 aspire kernel: [ 15.005443] [] ? kthread+0xbd/0xe0 Feb 4 04:32:06 aspire kernel: [ 15.005515] [] ? kthread_create_on_node+0x180/0x180 Feb 4 04:32:06 aspire kernel: [ 15.005588] [] ? ret_from_fork+0x58/0x90 Feb 4 04:32:06 aspire kernel: [ 15.005659] [] ? kthread_create_on_node+0x180/0x180 Feb 4 04:32:06 aspire kernel: [ 15.005731] ---[ end trace fd0bb513f0d74eb0 ]--- Feb 4 04:32:06 aspire kernel: [ 15.069999] ACPI Warning: SystemIO range 0x0000000000000428-0x000000000000042F conflicts with OpRegion 0x0000000000000400-0x000000000000047F (\PMIO) (20140424/utaddress-254) Feb 4 04:32:06 aspire kernel: [ 15.070223] ACPI Warning: SystemIO range 0x0000000000000428-0x000000000000042F conflicts with OpRegion 0x0000000000000400-0x000000000000042F (\SWC1) (20140424/utaddress-254) Feb 4 04:32:06 aspire kernel: [ 15.070436] ACPI: If an ACPI driver is available for this device, you should use it instead of the native driver