I don't know why, but I have no sound.
Only speakers, when I plug a jack it's work. My speaker are working on windows (dual boot) I don't realy know what I need to do.
carte 0: PCH [HDA Intel PCH], périphérique 0: ALC233 Analog [ALC233 Analog]
Sous-périphériques: 1/1
Sous-périphérique #0: subdevice #0
carte 0: PCH [HDA Intel PCH], périphérique 3: HDMI 0 [HDMI 0]
Sous-périphériques: 1/1
Sous-périphérique #0: subdevice #0
carte 0: PCH [HDA Intel PCH], périphérique 7: HDMI 1 [HDMI 1]
Sous-périphériques: 1/1
Sous-périphérique #0: subdevice #0
carte 0: PCH [HDA Intel PCH], périphérique 8: HDMI 2 [HDMI 2]
Sous-périphériques: 1/1
Sous-périphérique #0: subdevice #0
00:1f.3 Audio device: Intel Corporation Sunrise Point-LP HD Audio (rev 21)
Subsystem: Device 1d72:1501
Flags: bus master, fast devsel, latency 32, IRQ 279
Memory at b1128000 (64-bit, non-prefetchable) [size=16K]
Memory at b1110000 (64-bit, non-prefetchable) [size=64K]
Capabilities: <access denied>
Kernel driver in use: snd_hda_intel
Kernel modules: snd_hda_intel, snd_soc_skl
Thank you for your help.
EDIT : This bug append when I upgraded my PC :
Upgrade: procps:amd64 (2:3.3.10-4ubuntu2.2, 2:3.3.10-4ubuntu2.3), libprocps4:amd64 (2:3.3.10-4ubuntu2.2, 2:3.3.10-4ubuntu2.3)