So, the system was looped. I mean, no response and just freezes, so I rebooted it forcefully, and now I have no sound.
Output of dmesg | grep snd
[ 21.515021] snd_hda_intel 0000:00:1f.3: enabling device (0000 -> 0002)
[ 25.229190] snd_hda_intel 0000:00:1f.3: bound 0000:00:02.0 (ops i915_audio_component_bind_ops [i915])
[ 25.272690] snd_hda_intel 0000:00:1f.3: Unknown capability 0
[ 25.379869] snd_hda_intel 0000:00:1f.3: CORB reset timeout#1, CORBRP = 0
[ 25.381438] snd_hda_intel 0000:00:1f.3: no codecs found!
[ 59.594977] snd_hda_intel 0000:00:1f.3: CORB reset timeout#1, CORBRP = 0
Output of inxi -NAF
Machine:
Type: Desktop System: LENOVO product: 10US000BRU v: V530-22ICB AIO
serial: <superuser required>
Mobo: LENOVO model: 313D v: No DPK serial: <superuser required>
UEFI: LENOVO v: M20KT48A date: 08/07/2020
CPU:
Info: 6-Core model: Intel Core i5-8400T bits: 64 type: MCP cache:
L2: 9 MiB
Speed: 845 MHz min/max: 800/3300 MHz Core speeds (MHz): 1: 845 2: 900
3: 900 4: 884 5: 900 6: 901
Graphics:
Device-1: Intel UHD Graphics 630 driver: i915 v: kernel
Device-2: Syntek Integrated Camera type: USB driver: uvcvideo
Display: x11 server: X.org 1.20.11 driver: loaded: intel
unloaded: fbdev,modesetting,vesa resolution: <missing: xdpyinfo>
Message: Unable to show advanced data. Required tool glxinfo missing.
Audio:
Device-1: Intel Cannon Lake PCH cAVS driver: snd_hda_intel
Sound Server-1: ALSA v: k5.12.9-zen1-1-zen running: yes
Sound Server-2: PulseAudio v: 14.2 running: yes