snd_hda_intel: model=auto probe_mask=1 any specific reason to use probe_mask ? do you want to disable another codec ?
do it help if you mute either left or right channel ? Simple mixer control 'Capture',0 Capabilities: cvolume cswitch Capture channels: Front Left - Front Right Limits: Capture 0 - 31 Front Left: Capture 15 [48%] [6.00dB] [on] Front Right: Capture 15 [48%] [6.00dB] [on] [ 145.516392] perf samples too long (2517 > 2500), lowering kernel.perf_event_max_sample_rate to 50000 [ 287.204040] perf samples too long (5005 > 5000), lowering kernel.perf_event_max_sample_rate to 25000 https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1246216 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1259070 Title: N90SV, Realtek ALC663, Mic, Internal Underruns, dropouts or crackling sound To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1259070/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs