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[...] the Brother printer (that I have just disconnected). [...] it appears to be the culprit. However I will keep monitoring the log in case anything else pops up.
Here's the latest log. I don't see anything. Let me know if you get any clue:Mar 01 08:16:18 MYPC01 kernel: ACPI: bus type USB registered[...]Mar 01 08:16:18 MYPC01 kernel: usb 2-1: new high-speed USB device number 2 using ehci-pci[...]Mar 01 08:16:18 MYPC01 kernel: usb 2-1: New USB device found, idVendor=8087, idProduct=0024, bcdDevice= 0.00Mar 01 08:16:18 MYPC01 kernel: usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0Mar 01 08:16:18 MYPC01 kernel: hub 2-1:1.0: USB hub foundMar 01 08:16:18 MYPC01 kernel: usb 2-1.2: new full-speed USB device number 3 using ehci-pci[...]Mar 01 08:16:18 MYPC01 kernel: usb 2-1.2: device descriptor read/64, error -32[...]Mar 01 08:16:18 MYPC01 kernel: usb 2-1.2: device descriptor read/64, error -32[...]Mar 01 08:16:18 MYPC01 kernel: usb 2-1.2: new full-speed USB device number 4 using ehci-pci[...]Mar 01 08:16:18 MYPC01 kernel: usb 2-1.2: device descriptor read/64, error -32.]Mar 01 08:16:18 MYPC01 kernel: usb 2-1.2: device descriptor read/64, error -32[...]Mar 01 08:16:18 MYPC01 kernel: usb 2-1-port2: attempt power cycle[...]Mar 01 08:16:18 MYPC01 kernel: input: Metadot - Das Keyboard Das Keyboard as /devices/pci0000:00/0000:00:1d.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4:1.0/0003:24F0:0140.0003/input/input8Mar 01 08:16:18 MYPC01 kernel: logitech-djreceiver 0003:046D:C534.0001: hidraw0: USB HID v1.11 Keyboard [Logitech USB Receiver] on usb-0000:00:1d.0-1.2.2/input0Mar 01 08:16:18 MYPC01 kernel: hid-generic 0003:24F0:0140.0003: input,hidraw2: USB HID v1.10 Keyboard [Metadot - Das Keyboard Das Keyboard] on usb-0000:00:1d.0-1.2.4/input0[...]
sudo inxi -c 0 -ACdGMNSz
sudo lsusb
I am not sure where to start troubleshooting.
Adding intel_idle.max_cstate=1 in the grub configuration file did not help