!!################################ !!ALSA Information Script v 0.4.65 !!################################ !!Script ran on: Mon Feb 7 09:02:50 UTC 2022 !!Linux Distribution !!------------------ Debian GNU/Linux 11 \n \l PRETTY_NAME="Debian GNU/Linux 11 (bullseye)" NAME="Debian GNU/Linux" ID=debian HOME_URL="https://www.debian.org/" SUPPORT_URL="https://www.debian.org/support" BUG_REPORT_URL="https://bugs.debian.org/" !!DMI Information !!--------------- Manufacturer: Product Name: Product Version: Firmware Version: System SKU: Board Vendor: Board Name: !!ACPI Device Status Information !!--------------- !!Kernel Information !!------------------ Kernel release: 5.10.92-v8 Operating System: GNU/Linux Architecture: aarch64 Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k5.10.92-v8 Library version: 1.2.4 Utilities version: 1.2.4 !!Loaded ALSA modules !!------------------- snd_bcm2835 !!Sound Servers on this system !!---------------------------- Pulseaudio: Installed - Yes (/usr/bin/pulseaudio) Running - Yes !!Soundcards recognised by ALSA !!----------------------------- 0 [Headphones ]: bcm2835_headpho - bcm2835 Headphones bcm2835 Headphones !!PCI Soundcards installed in the system !!-------------------------------------- !!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_bcm2835: enable_compat_alsa=0 snd_bcm2835: enable_hdmi=1 !!Loaded sound module options !!--------------------------- !!Module: snd_bcm2835 enable_compat_alsa : N enable_hdmi : Y enable_headphones : Y force_bulk : N !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 0 Feb 7 17:54 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 16 Feb 7 17:54 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 1 Feb 7 17:54 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Feb 7 17:54 /dev/snd/timer /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 60 Feb 7 17:54 . drwxr-xr-x 3 root root 140 Feb 7 17:54 .. lrwxrwxrwx 1 root root 12 Feb 7 17:54 platform-bcm2835_audio -> ../controlC0 !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 0: Headphones [bcm2835 Headphones], device 0: bcm2835 Headphones [bcm2835 Headphones] Subdevices: 8/8 Subdevice #0: subdevice #0 Subdevice #1: subdevice #1 Subdevice #2: subdevice #2 Subdevice #3: subdevice #3 Subdevice #4: subdevice #4 Subdevice #5: subdevice #5 Subdevice #6: subdevice #6 Subdevice #7: subdevice #7 ARECORD **** List of CAPTURE Hardware Devices **** !!Amixer output !!------------- !!-------Mixer controls for card Headphones Card hw:0 'Headphones'/'bcm2835 Headphones' Mixer name : 'Broadcom Mixer' Components : '' Controls : 2 Simple ctrls : 1 Simple mixer control 'Headphone',0 Capabilities: pvolume pvolume-joined pswitch pswitch-joined Playback channels: Mono Limits: Playback -10239 - 400 Mono: Playback 0 [96%] [0.00dB] [on] !!Alsactl output !!-------------- --startcollapse-- state.Headphones { control.1 { iface MIXER name 'Headphone Playback Volume' value 0 comment { access 'read write' type INTEGER count 1 range '-10239 - 400' dbmin -9999999 dbmax 400 dbvalue.0 0 } } control.2 { iface MIXER name 'Headphone Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } } --endcollapse-- !!All Loaded Modules !!------------------ 8021q aes_neon_blk aes_neon_bs af_alg algif_hash algif_skcipher backlight bcm2835_codec bcm2835_isp bcm2835_mmal_vchiq bcm2835_v4l2 bluetooth bnep brcmfmac brcmutil btbcm cfg80211 cryptd crypto_simd drm drm_panel_orientation_quirks ecc ecdh_generic fuse garp hci_uart i2c_dev ip_tables ipv6 llc mc raspberrypi_hwmon rfcomm rfkill snd snd_bcm2835 snd_pcm snd_timer stp uio uio_pdrv_genirq v4l2_mem2mem vc_sm_cma videobuf2_common videobuf2_dma_contig videobuf2_memops videobuf2_v4l2 videobuf2_vmalloc videodev x_tables !!ALSA/HDA dmesg !!-------------- [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 225792 [ 0.000000] Kernel command line: coherent_pool=1M 8250.nr_uarts=0 snd_bcm2835.enable_compat_alsa=0 snd_bcm2835.enable_hdmi=1 bcm2708_fb.fbwidth=720 bcm2708_fb.fbheight=480 bcm2708_fb.fbswap=1 vc_mem.mem_base=0x3ec00000 vc_mem.mem_size=0x40000000 console=ttyS0,115200 console=tty1 root=PARTUUID=4b977565-02 rootfstype=ext4 fsck.repair=yes rootwait quiet splash plymouth.ignore-serial-consoles [ 0.000000] Dentry cache hash table entries: 131072 (order: 8, 1048576 bytes, linear) -- [ 7.967808] bcm2835_mmal_vchiq: module is from the staging directory, the quality is unknown, you have been warned. [ 7.968601] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned. [ 7.978683] bcm2835_codec: module is from the staging directory, the quality is unknown, you have been warned. -- [ 284.459968] WARNING: CPU: 3 PID: 1242 at drivers/media/common/videobuf2/videobuf2-core.c:1956 __vb2_queue_cancel 0x1b8/0x220 [videobuf2_common] [ 284.459972] Modules linked in: rfcomm algif_hash algif_skcipher af_alg bnep hci_uart btbcm bluetooth ecdh_generic ecc 8021q garp stp llc brcmfmac brcmutil raspberrypi_hwmon cfg80211 rfkill bcm2835_v4l2(C) bcm2835_isp(C) bcm2835_codec(C) snd_bcm2835(C) bcm2835_mmal_vchiq(C) v4l2_mem2mem videobuf2_vmalloc videobuf2_dma_contig snd_pcm videobuf2_memops videobuf2_v4l2 snd_timer videobuf2_common snd videodev vc_sm_cma(C) mc uio_pdrv_genirq uio i2c_dev aes_neon_bs aes_neon_blk crypto_simd cryptd drm drm_panel_orientation_quirks backlight fuse ip_tables x_tables ipv6 [ 284.460142] CPU: 3 PID: 1242 Comm: nicesrc1:src Tainted: G C 5.10.92-v8 #1514 -- [ 392.817119] WARNING: CPU: 0 PID: 1313 at drivers/media/common/videobuf2/videobuf2-core.c:1956 __vb2_queue_cancel 0x1b8/0x220 [videobuf2_common] [ 392.817124] Modules linked in: rfcomm algif_hash algif_skcipher af_alg bnep hci_uart btbcm bluetooth ecdh_generic ecc 8021q garp stp llc brcmfmac brcmutil raspberrypi_hwmon cfg80211 rfkill bcm2835_v4l2(C) bcm2835_isp(C) bcm2835_codec(C) snd_bcm2835(C) bcm2835_mmal_vchiq(C) v4l2_mem2mem videobuf2_vmalloc videobuf2_dma_contig snd_pcm videobuf2_memops videobuf2_v4l2 snd_timer videobuf2_common snd videodev vc_sm_cma(C) mc uio_pdrv_genirq uio i2c_dev aes_neon_bs aes_neon_blk crypto_simd cryptd drm drm_panel_orientation_quirks backlight fuse ip_tables x_tables ipv6 [ 392.817297] CPU: 0 PID: 1313 Comm: v4l2src0:src Tainted: G WC 5.10.92-v8 #1514 !!Packages installed !!-------------------- ii alsa-topology-conf 1.2.4-1 all ALSA topology configuration files ii alsa-ucm-conf 1.2.4-2 all ALSA Use Case Manager configuration files ii alsa-utils 1.2.4-1 rpt1 arm64 Utilities for configuring and using ALSA