Oui j'avais essayé ca, mais rien de concluant.
En jouant avec echap et F12 j'ai reussi à arriver au menu Grub et plus le shell Grub, et à redemarrer en 4.4.4.0-141-generic. Et le wifi ne marche plus non plus!!! Je ne comprends plus rien.
Voila mon wificheck pour se redemarrage
>> cat /etc/lsb-release
DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=16.04
DISTRIB_CODENAME=xenial
DISTRIB_DESCRIPTION="Ubuntu 16.04.6 LTS"
>> lsusb
Bus 004 Device 003: ID 0bda:8153 Realtek Semiconductor Corp.
Bus 004 Device 002: ID 0424:5807 Standard Microsystems Corp.
Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 003 Device 006: ID 413c:2107 Dell Computer Corp.
Bus 003 Device 005: ID 413c:3012 Dell Computer Corp. Optical Wheel Mouse
Bus 003 Device 004: ID 0bda:4014 Realtek Semiconductor Corp.
Bus 003 Device 002: ID 0424:2807 Standard Microsystems Corp.
Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 002: ID 8087:0a2b Intel Corp.
Bus 001 Device 003: ID 0c45:6713 Microdia
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
>> lspci -k -nn | grep -A 3 -i net
02:00.0 Network controller [0280]: Intel Corporation Wireless 8265 / 8275 [8086:24fd] (rev 78)
Subsystem: Intel Corporation Device [8086:0050]
03:00.0 Unassigned class [ff00]: Realtek Semiconductor Co., Ltd. RTS525A PCI Express Card Reader [10ec:525a] (rev 01)
Subsystem: Dell RTS525A PCI Express Card Reader [1028:07bf]
>> sudo lshw -C network
*-network UNCLAIMED
description: Network controller
product: Wireless 8265 / 8275
vendor: Intel Corporation
physical id: 0
bus info: pci@0000:02:00.0
version: 78
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress cap_list
configuration: latency=0
resources: memory:edc00000-edc01fff
*-network
description: Ethernet interface
physical id: 2
logical name: enx106530a0e1ed
serial: 10:65:30:a0:e1:ed
size: 100Mbit/s
capacity: 1Gbit/s
capabilities: ethernet physical tp mii 10bt 10bt-fd 100bt 100bt-fd 1000bt 1000bt-fd autonegotiation
configuration: autonegotiation=on broadcast=yes driver=r8152 driverversion=v1.08.3 duplex=full link=yes multicast=yes port=MII speed=100Mbit/s
>> lsmod | sort
ablk_helper 16384 1 aesni_intel
acpi_pad 24576 0
acpi_thermal_rel 16384 1 int3400_thermal
aesni_intel 167936 2
aes_x86_64 20480 1 aesni_intel
ahci 40960 0
autofs4 40960 2
binfmt_misc 20480 1
bluetooth 520192 29 bnep,btbcm,btrtl,btusb,rfcomm,btintel
bnep 20480 2
btbcm 16384 1 btusb
btintel 16384 1 btusb
btrfs 987136 0
btrtl 16384 1 btusb
btusb 45056 0
cdc_ether 16384 0
cmac 16384 2
coretemp 16384 0
crc32_pclmul 16384 0
crct10dif_pclmul 16384 0
cryptd 20480 3 ghash_clmulni_intel,aesni_intel,ablk_helper
dcdbas 16384 1 dell_laptop
dell_laptop 20480 0
dell_led 16384 1
dell_rbtn 16384 0
dell_smm_hwmon 16384 0
dell_wmi 16384 0
drm 364544 6 i915_bpo,drm_kms_helper,nvidia_drm
drm_kms_helper 155648 2 i915_bpo,nvidia_drm
fb_sys_fops 16384 1 drm_kms_helper
fjes 28672 0
gf128mul 16384 1 lrw
ghash_clmulni_intel 16384 0
glue_helper 16384 1 aesni_intel
hid 122880 4 i2c_hid,hid_multitouch,hid_generic,usbhid
hid_generic 16384 0
hid_multitouch 20480 0
i2c_algo_bit 16384 1 i915_bpo
i2c_designware_core 20480 1 i2c_designware_platform
i2c_designware_platform 16384 0
i2c_hid 20480 0
i915_bpo 1335296 4
idma64 20480 0
input_leds 16384 0
int3400_thermal 16384 0
int3403_thermal 16384 0
int340x_thermal_zone 16384 2 processor_thermal_device,int3403_thermal
intel_hid 16384 0
intel_ips 20480 1 i915_bpo
intel_lpss 16384 1 intel_lpss_pci
intel_lpss_pci 16384 0
intel_powerclamp 16384 0
intel_rapl 20480 0
intel_soc_dts_iosf 16384 1 processor_thermal_device
iptable_filter 16384 1
ip_tables 24576 1 iptable_filter
irqbypass 16384 1 kvm
joydev 20480 0
kvm 552960 1 kvm_intel
kvm_intel 176128 0
libahci 32768 1 ahci
lp 20480 0
lrw 16384 1 aesni_intel
mac_hid 16384 0
media 24576 2 uvcvideo,videodev
mei 98304 1 mei_me
mei_me 36864 0
memstick 20480 1 rtsx_pci_ms
mii 16384 2 r8152,usbnet
Module Size Used by
msr 16384 0
mxm_wmi 16384 0
nvidia 13164544 1 nvidia_modeset
nvidia_drm 49152 0
nvidia_modeset 860160 1 nvidia_drm
nvme 69632 3
nvram 16384 0
parport 49152 3 lp,ppdev,parport_pc
parport_pc 32768 0
ppdev 20480 0
processor_thermal_device 16384 0
psmouse 131072 0
r8152 49152 0
raid6_pq 102400 1 btrfs
rfcomm 69632 0
rtsx_pci 53248 2 rtsx_pci_ms,rtsx_pci_sdmmc
rtsx_pci_ms 20480 0
rtsx_pci_sdmmc 24576 0
serio_raw 16384 0
shpchp 36864 0
snd 81920 19 snd_hda_codec_realtek,snd_usb_audio,snd_hwdep,snd_timer,snd_hda_codec_hdmi,snd_pcm,snd_seq,snd_rawmidi,snd_hda_codec_generic,snd_usbmidi_lib,snd_hda_codec,snd_hda_intel,snd_seq_device
snd_hda_codec 135168 4 snd_hda_codec_realtek,snd_hda_codec_hdmi,snd_hda_codec_generic,snd_hda_intel
snd_hda_codec_generic 77824 1 snd_hda_codec_realtek
snd_hda_codec_hdmi 53248 1
snd_hda_codec_realtek 90112 1
snd_hda_core 77824 5 snd_hda_codec_realtek,snd_hda_codec_hdmi,snd_hda_codec_generic,snd_hda_codec,snd_hda_intel
snd_hda_intel 40960 3
snd_hwdep 16384 2 snd_usb_audio,snd_hda_codec
snd_pcm 106496 5 snd_usb_audio,snd_hda_codec_hdmi,snd_hda_codec,snd_hda_intel,snd_hda_core
snd_rawmidi 32768 2 snd_usbmidi_lib,snd_seq_midi
snd_seq 69632 2 snd_seq_midi_event,snd_seq_midi
snd_seq_device 16384 3 snd_seq,snd_rawmidi,snd_seq_midi
snd_seq_midi 16384 0
snd_seq_midi_event 16384 1 snd_seq_midi
snd_timer 32768 2 snd_pcm,snd_seq
snd_usb_audio 180224 0
snd_usbmidi_lib 36864 1 snd_usb_audio
soundcore 16384 1 snd
sparse_keymap 16384 2 dell_wmi,intel_hid
syscopyarea 16384 1 drm_kms_helper
sysfillrect 16384 1 drm_kms_helper
sysimgblt 16384 1 drm_kms_helper
usbhid 53248 0
usbnet 45056 1 cdc_ether
uvcvideo 90112 0
v4l2_common 16384 1 videobuf2_v4l2
video 40960 3 i915_bpo,dell_wmi,dell_laptop
videobuf2_core 36864 2 uvcvideo,videobuf2_v4l2
videobuf2_memops 16384 1 videobuf2_vmalloc
videobuf2_v4l2 28672 1 uvcvideo
videobuf2_vmalloc 16384 1 uvcvideo
videodev 180224 4 uvcvideo,v4l2_common,videobuf2_core,videobuf2_v4l2
virt_dma 16384 1 idma64
wmi 20480 3 dell_led,dell_wmi,mxm_wmi
x86_pkg_temp_thermal 16384 0
xor 24576 1 btrfs
x_tables 36864 3 ip_tables,xt_multiport,iptable_filter
xt_multiport 16384 2
>> iwconfig
>> ifconfig -a
enx106530a0e1ed Link encap:Ethernet HWaddr 10:65:30:a0:e1:ed
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:2164 errors:0 dropped:0 overruns:0 frame:0
TX packets:57 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:249507 (249.5 KB) TX bytes:6735 (6.7 KB)
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
inet6 addr: ::1/128 Scope:Host
UP LOOPBACK RUNNING MTU:65536 Metric:1
RX packets:614 errors:0 dropped:0 overruns:0 frame:0
TX packets:614 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1
RX bytes:41749 (41.7 KB) TX bytes:41749 (41.7 KB)
>> sudo iwlist scan
>> uname -r -m
4.4.0-141-generic x86_64
>> cat /etc/network/interfaces
# interfaces(5) file used by ifup(8) and ifdown(8)
auto lo
iface lo inet loopback
>> nm-tool
>> nmcli dev wifi
>> nmcli connection list (< 15.04) ou nmcli connection show (>= 15.04)
NAME UUID TYPE DEVICE
INRIA 631dcee4-9bfd-4c7c-8327-4f49218567ce 802-11-wireless --
INRIA-guest d0143a17-502b-412f-b6c5-080c046f40c2 802-11-wireless --
Premier Inn Free Wi-Fi 127a790c-08ee-4a35-bb53-7ab3f5660b6b 802-11-wireless --
Unice-HotSpot 7735fee8-e3b0-4d36-8cf2-c617e187e382 802-11-wireless --
WORLDnet-WiFi 03b553f5-8148-4071-a79c-a1c8b54a242e 802-11-wireless --
Wired connection 1 90333eef-13bc-3923-a667-175497579a2e 802-3-ethernet --
biot d40e389a-329e-4ab0-ac3b-b7e5adcffba0 802-11-wireless --
>> nmcli connection status
>> sudo rfkill list
0: dell-wifi: Wireless LAN
Soft blocked: no
Hard blocked: no
1: dell-bluetooth: Bluetooth
Soft blocked: no
Hard blocked: no
2: hci0: Bluetooth
Soft blocked: no
Hard blocked: no