!!################################ !!ALSA Information Script v 0.4.64 !!################################ !!Script ran on: Mon Oct 23 04:28:22 UTC 2017 !!Linux Distribution !!------------------ Ubuntu 16.04.3 LTS \n \l DISTRIB_ID=Ubuntu DISTRIB_DESCRIPTION="Ubuntu 16.04.3 LTS" NAME="Ubuntu" ID=ubuntu ID_LIKE=debian PRETTY_NAME="Ubuntu 16.04.3 LTS" HOME_URL="http://www.ubuntu.com/" SUPPORT_URL="http://help.ubuntu.com/" BUG_REPORT_URL="http://bugs.launchpad.net/ubuntu/" UBUNTU_CODENAME=xenial !!DMI Information !!--------------- Manufacturer: QEMU Product Name: Standard PC (Q35 ICH9, 2009) Product Version: pc-q35-2.5 Firmware Version: Ubuntu-1.8.2-1ubuntu1 !!Kernel Information !!------------------ Kernel release: 4.4.0-97-generic Operating System: GNU/Linux Architecture: x86_64 Processor: x86_64 SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k4.4.0-97-generic Library version: 1.1.0 Utilities version: 1.1.0 !!Loaded ALSA modules !!------------------- snd_usb_audio !!Sound Servers on this system !!---------------------------- No sound servers found. !!Soundcards recognised by ALSA !!----------------------------- 0 [Device ]: USB-Audio - USB Audio Device Elite Silicon USB Audio Device at usb-0000:00:1d.1-2, full speed !!PCI Soundcards installed in the system !!-------------------------------------- !!Advanced information - PCI Vendor/Device/Subsystem ID's !!------------------------------------------------------- !!Modprobe options (Sound related) !!-------------------------------- snd_pcsp: index=-2 snd_usb_audio: index=-2 snd_atiixp_modem: index=-2 snd_intel8x0m: index=-2 snd_via82xx_modem: index=-2 snd_usb_audio: index=0 !!Loaded sound module options !!--------------------------- !!Module: snd_usb_audio autoclock : Y device_setup : 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 enable : Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y id : (null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null) ignore_ctl_error : N index : 0,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1 pid : -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1 vid : -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1 !!USB Mixer information !!--------------------- --startcollapse-- USB Mixer: usb_id=0x18c36255, ctrlif=0, ctlerr=0 Card: Elite Silicon USB Audio Device at usb-0000:00:1d.1-2, full speed Unit: 4 Control: name="Speaker Playback Volume", index=0 Info: id=4, control=2, cmask=0x3, channels=2, type="S16" Volume: min=-13568, max=-256, dBmin=-5300, dBmax=-100 Unit: 4 Control: name="Speaker Playback Switch", index=0 Info: id=4, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 14 Control: name="Line Capture Switch", index=0 Info: id=14, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 --endcollapse-- !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 2 Oct 23 07:18 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 4 Oct 23 07:18 /dev/snd/pcmC0D0c crw-rw---- 1 root audio 116, 3 Oct 23 07:28 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 1 Oct 22 20:42 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Oct 22 20:51 /dev/snd/timer /dev/snd/by-id: total 0 drwxr-xr-x 2 root root 60 Oct 23 07:18 . drwxr-xr-x 4 root root 180 Oct 23 07:18 .. lrwxrwxrwx 1 root root 12 Oct 23 07:18 usb-Elite_Silicon_USB_Audio_Device-00 -> ../controlC0 /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 60 Oct 23 07:18 . drwxr-xr-x 4 root root 180 Oct 23 07:18 .. lrwxrwxrwx 1 root root 12 Oct 23 07:18 pci-0000:00:1d.1-usb-0:2:1.0 -> ../controlC0 !!ALSA configuration files !!------------------------ !!System wide config file (/etc/asound.conf) pcm.!default { type hw card 0 } ctl.!default { type hw card 0 } !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 0: Device [USB Audio Device], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** card 0: Device [USB Audio Device], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 !!Amixer output !!------------- !!-------Mixer controls for card 0 [Device] Card hw:0 'Device'/'Elite Silicon USB Audio Device at usb-0000:00:1d.1-2, full speed' Mixer name : 'USB Mixer' Components : 'USB18c3:6255' Controls : 5 Simple ctrls : 2 Simple mixer control 'Speaker',0 Capabilities: pvolume pswitch pswitch-joined Playback channels: Front Left - Front Right Limits: Playback 0 - 52 Mono: Front Left: Playback 52 [100%] [-1.00dB] [on] Front Right: Playback 52 [100%] [-1.00dB] [on] Simple mixer control 'Line',0 Capabilities: cswitch cswitch-joined Capture channels: Mono Mono: Capture [on] !!Alsactl output !!-------------- --startcollapse-- state.Device { control.1 { iface PCM name 'Playback Channel Map' value.0 0 value.1 0 comment { access read type INTEGER count 2 range '0 - 36' } } control.2 { iface PCM name 'Capture Channel Map' value.0 0 value.1 0 comment { access read type INTEGER count 2 range '0 - 36' } } control.3 { iface MIXER name 'Speaker Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.4 { iface MIXER name 'Speaker Playback Volume' value.0 52 value.1 52 comment { access 'read write' type INTEGER count 2 range '0 - 52' dbmin -5300 dbmax -100 dbvalue.0 -100 dbvalue.1 -100 } } control.5 { iface MIXER name 'Line Capture Switch' value true comment { access 'read write' type BOOLEAN count 1 } } } --endcollapse-- !!All Loaded Modules !!------------------ Module snd_usb_audio snd_usbmidi_lib snd_hwdep snd_rawmidi snd_seq_device snd_pcm snd_timer snd soundcore ppdev kvm_intel kvm irqbypass input_leds serio_raw joydev lpc_ich shpchp 8250_fintek mac_hid parport_pc parport ib_iser rdma_cm iw_cm ib_cm ib_sa ib_mad ib_core ib_addr iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi autofs4 btrfs raid10 raid456 async_raid6_recov async_memcpy async_pq async_xor async_tx xor raid6_pq libcrc32c raid1 raid0 multipath linear hid_generic usbhid hid qxl ttm drm_kms_helper syscopyarea crct10dif_pclmul crc32_pclmul sysfillrect ghash_clmulni_intel cryptd psmouse ahci libahci sysimgblt fb_sys_fops drm !!ALSA/HDA dmesg !!-------------- [ 65.144299] hid-generic 0003:18C3:6255.0002: input,hidraw1: USB HID v1.00 Device [Elite Silicon USB Audio Device] on usb-0000:00:1d.0-2/input3 [ 65.204471] usbcore: registered new interface driver snd-usb-audio [ 67.969193] do_general_protection: 9 callbacks suppressed -- [ 330.934667] liquidsoap[6263]: segfault at 7fd66d55e000 ip 00000000006b1cef sp 00007ffc822f7fb0 error 4 in liquidsoap[400000 331000] [ 468.814321] usbcore: deregistering interface driver snd-usb-audio [ 468.929589] usbcore: registered new interface driver snd-usb-audio [ 499.312337] liquidsoap[8053]: segfault at 7f626c09d000 ip 00000000006b1cef sp 00007ffcea5203c0 error 4 in liquidsoap[400000 331000] -- [ 553.870854] liquidsoap[9033]: segfault at 7f817cb35000 ip 00000000006b1cef sp 00007ffca3300230 error 4 in liquidsoap[400000 331000] [ 554.736552] usbcore: deregistering interface driver snd-usb-audio [ 554.858089] usbcore: registered new interface driver snd-usb-audio [ 557.212573] liquidsoap[9200]: segfault at 38f0 ip 0000000000680766 sp 00007ffe4ce46bb0 error 4 in liquidsoap[400000 331000]