Same issue after updating alsa drivers (kernel 3.13, oem-audio-hda- daily-dkms - 0.201410311235~ubuntu14.04.1 ):
dmesg output [ 138.914918] snd: module verification failed: signature and/or required key missing - tainting kernel [ 138.918891] snd_hda_codec: disagrees about version of symbol snd_ctl_add [ 138.918893] snd_hda_codec: Unknown symbol snd_ctl_add (err -22) [ 138.918906] snd_hda_codec: Unknown symbol snd_jack_report (err 0) [ 138.918911] snd_hda_codec: Unknown symbol snd_pcm_add_chmap_ctls (err 0) [ 138.918915] snd_hda_codec: disagrees about version of symbol snd_card_proc_new [ 138.918916] snd_hda_codec: Unknown symbol snd_card_proc_new (err -22) [ 138.918932] snd_hda_codec: Unknown symbol snd_ctl_add_vmaster_hook (err 0) [ 138.918937] snd_hda_codec: Unknown symbol snd_ctl_sync_vmaster (err 0) [ 138.918940] snd_hda_codec: disagrees about version of symbol snd_ctl_remove [ 138.918940] snd_hda_codec: Unknown symbol snd_ctl_remove (err -22) [ 138.918942] snd_hda_codec: disagrees about version of symbol snd_ctl_find_id [ 138.918943] snd_hda_codec: Unknown symbol snd_ctl_find_id (err -22) [ 138.918949] snd_hda_codec: Unknown symbol snd_kctl_jack_new (err 0) [ 138.918951] snd_hda_codec: disagrees about version of symbol snd_ctl_new1 [ 138.918952] snd_hda_codec: Unknown symbol snd_ctl_new1 (err -22) [ 138.918961] snd_hda_codec: Unknown symbol snd_pcm_std_chmaps (err 0) [ 138.918967] snd_hda_codec: Unknown symbol snd_ctl_make_virtual_master (err 0) [ 138.918977] snd_hda_codec: disagrees about version of symbol snd_ctl_boolean_mono_info [ 138.918977] snd_hda_codec: Unknown symbol snd_ctl_boolean_mono_info (err -22) [ 138.918985] snd_hda_codec: Unknown symbol snd_jack_new (err 0) [ 138.918989] snd_hda_codec: Unknown symbol snd_hwdep_new (err 0) [ 138.919001] snd_hda_codec: Unknown symbol snd_kctl_jack_report (err 0) [ 138.919003] snd_hda_codec: disagrees about version of symbol snd_device_new [ 138.919004] snd_hda_codec: Unknown symbol snd_device_new (err -22) [ 138.919013] snd_hda_codec: Unknown symbol _snd_ctl_add_slave (err 0) [ 138.919020] snd_hda_codec: disagrees about version of symbol snd_pci_quirk_lookup [ 138.919021] snd_hda_codec: Unknown symbol snd_pci_quirk_lookup (err -22) [ 138.919023] snd_hda_codec: disagrees about version of symbol snd_device_free [ 138.919024] snd_hda_codec: Unknown symbol snd_device_free (err -22) [ 138.919029] snd_hda_codec: Unknown symbol snd_pcm_hw_constraint_step (err 0) [ 138.919040] snd_hda_codec: Unknown symbol snd_pcm_format_width (err 0) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1284352 Title: snd_hda_codec: module verification failed: signature and/or required key missing - tainting kernel To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1284352/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
