Salut Xorg et hopimet !
Ironie du sort : le problème ne se plus sous Linux Mint !
Après avoir allumé mon ordinateur et avant de démarrer Linux Mint, j'ai allumé mes deux imprimantes (connectées en USB sur des ports USB2.
Je n'ai pas d'appareils connectés sur des ports USB3.
Comportement normal : clavier azerty pour encoder mon mot de passe et accès à Cinnamon sans problème.
Bon, je me dis, c'est parce que j'ai allumé mes imprimantes que le problème a disparu. Je redémarre donc et avant que Grub n'apparaisse, j'éteins mes imprimantes.
Démarrage normal et plus de message d'erreur.
Donc pour l'instant, tout est rentré dans l'ordre mais j'ignore pourquoi ...
dmesg | grep -i USB renvoie ceci mais évidemment aucune mention d'erreur :
Code : Tout sélectionner
[ 0.000000] DMI: System manufacturer System Product Name/P8H61/USB3 R2.0, BIOS 0401 06/29/2012
[ 0.229687] ACPI: bus type USB registered
[ 0.229698] usbcore: registered new interface driver usbfs
[ 0.229704] usbcore: registered new interface driver hub
[ 0.229716] usbcore: registered new device driver usb
[ 0.880283] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
[ 0.880363] ehci-pci 0000:00:1a.0: new USB bus registered, assigned bus number 1
[ 0.893048] ehci-pci 0000:00:1a.0: USB 2.0 started, EHCI 1.00
[ 0.893088] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002
[ 0.893089] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 0.893091] usb usb1: Product: EHCI Host Controller
[ 0.893092] usb usb1: Manufacturer: Linux 3.13.0-37-generic ehci_hcd
[ 0.893093] usb usb1: SerialNumber: 0000:00:1a.0
[ 0.893219] hub 1-0:1.0: USB hub found
[ 0.893378] ehci-pci 0000:00:1d.0: new USB bus registered, assigned bus number 2
[ 0.909061] ehci-pci 0000:00:1d.0: USB 2.0 started, EHCI 1.00
[ 0.909110] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002
[ 0.909112] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 0.909113] usb usb2: Product: EHCI Host Controller
[ 0.909114] usb usb2: Manufacturer: Linux 3.13.0-37-generic ehci_hcd
[ 0.909115] usb usb2: SerialNumber: 0000:00:1d.0
[ 0.909240] hub 2-0:1.0: USB hub found
[ 0.909329] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
[ 0.909338] uhci_hcd: USB Universal Host Controller Interface driver
[ 0.909397] xhci_hcd 0000:04:00.0: new USB bus registered, assigned bus number 3
[ 0.972498] usb usb3: New USB device found, idVendor=1d6b, idProduct=0002
[ 0.972499] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 0.972500] usb usb3: Product: xHCI Host Controller
[ 0.972501] usb usb3: Manufacturer: Linux 3.13.0-37-generic xhci_hcd
[ 0.972502] usb usb3: SerialNumber: 0000:04:00.0
[ 0.972618] hub 3-0:1.0: USB hub found
[ 0.972680] xhci_hcd 0000:04:00.0: new USB bus registered, assigned bus number 4
[ 0.972735] usb usb4: New USB device found, idVendor=1d6b, idProduct=0003
[ 0.972736] usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 0.972737] usb usb4: Product: xHCI Host Controller
[ 0.972738] usb usb4: Manufacturer: Linux 3.13.0-37-generic xhci_hcd
[ 0.972739] usb usb4: SerialNumber: 0000:04:00.0
[ 0.972850] hub 4-0:1.0: USB hub found
[ 1.204988] usb 1-1: new high-speed USB device number 2 using ehci-pci
[ 1.337283] usb 1-1: New USB device found, idVendor=8087, idProduct=0024
[ 1.337287] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[ 1.337551] hub 1-1:1.0: USB hub found
[ 1.448861] usb 2-1: new high-speed USB device number 2 using ehci-pci
[ 1.581158] usb 2-1: New USB device found, idVendor=8087, idProduct=0024
[ 1.581163] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[ 1.581415] hub 2-1:1.0: USB hub found
[ 1.748743] usb 3-1: new low-speed USB device number 2 using xhci_hcd
[ 1.809217] usb 3-1: New USB device found, idVendor=046a, idProduct=0021
[ 1.809221] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[ 1.809360] usb 3-1: ep 0x81 - rounding interval to 64 microframes, ep desc says 80 microframes
[ 1.809372] usb 3-1: ep 0x82 - rounding interval to 64 microframes, ep desc says 80 microframes
[ 1.831329] usbcore: registered new interface driver usbhid
[ 1.831330] usbhid: USB HID core driver
[ 1.832418] input: HID 046a:0021 as /devices/pci0000:00/0000:00:1c.3/0000:04:00.0/usb3/3-1/3-1:1.0/input/input5
[ 1.832470] hid-generic 0003:046A:0021.0001: input,hidraw0: USB HID v1.11 Keyboard [HID 046a:0021] on usb-0000:04:00.0-1/input0
[ 1.835535] input: HID 046a:0021 as /devices/pci0000:00/0000:00:1c.3/0000:04:00.0/usb3/3-1/3-1:1.1/input/input6
[ 1.835593] hid-generic 0003:046A:0021.0002: input,hidraw1: USB HID v1.11 Device [HID 046a:0021] on usb-0000:04:00.0-1/input1
[ 1.880743] usb 2-1.2: new low-speed USB device number 3 using ehci-pci
[ 1.977460] usb 2-1.2: New USB device found, idVendor=1bcf, idProduct=0007
[ 1.977462] usb 2-1.2: New USB device strings: Mfr=0, Product=2, SerialNumber=0
[ 1.977463] usb 2-1.2: Product: USB Optical Mouse
[ 1.983643] input: USB Optical Mouse as /devices/pci0000:00/0000:00:1d.0/usb2/2-1/2-1.2/2-1.2:1.0/input/input7
[ 1.983787] hid-generic 0003:1BCF:0007.0003: input,hiddev0,hidraw2: USB HID v1.10 Mouse [USB Optical Mouse] on usb-0000:00:1d.0-1.2/input0
[ 2.052733] usb 2-1.6: new high-speed USB device number 4 using ehci-pci
[ 2.148635] usb 2-1.6: New USB device found, idVendor=05e3, idProduct=0723
[ 2.148639] usb 2-1.6: New USB device strings: Mfr=3, Product=4, SerialNumber=0
[ 2.148642] usb 2-1.6: Product: USB Storage
[ 2.148644] usb 2-1.6: Manufacturer: Generic
[ 2.151154] usb-storage 2-1.6:1.0: USB Mass Storage device detected
[ 2.151211] usb-storage 2-1.6:1.0: Quirks match for vid 05e3 pid 0723: 8000
[ 2.151266] scsi6 : usb-storage 2-1.6:1.0
[ 2.151313] usbcore: registered new interface driver usb-storage
Je reviens de suite après avoir vérifié sur Arch. ...
EDIT 1
De retour sur Arch : plus aucun message d'erreur ...
A n'y rien comprendre.
A tout hasard, je repasse sous Linux Mint pour voir si tout va encore bien ...