!!################################ !!ALSA Information Script v 0.5.1 !!################################ !!Script ran on: Sat Aug 31 18:17:28 UTC 2024 !!Linux Distribution !!------------------ ID_LIKE=debian !!DMI Information !!--------------- Manufacturer: Product Name: Product Version: Firmware Version: System SKU: Board Vendor: Board Name: !!ACPI Device Status Information !!--------------- !!Kernel Information !!------------------ Kernel release: 6.6.31 rpt-rpi-v7 Operating System: GNU/Linux Architecture: armv7l Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k6.6.31 rpt-rpi-v7 Library version: 1.2.8 Utilities version: 1.2.8 !!Loaded ALSA modules !!------------------- snd_bcm2835 (card 0) vc4 (card 1) !!Sound Servers on this system !!---------------------------- No sound servers found. !!Soundcards recognised by ALSA !!----------------------------- 0 [Headphones ]: bcm2835_headpho - bcm2835 Headphones bcm2835 Headphones 1 [vc4hdmi ]: vc4-hdmi - vc4-hdmi vc4-hdmi !!PCI Soundcards installed in the system !!-------------------------------------- !!Modprobe options (Sound related) !!-------------------------------- snd_pcsp: index=-2 snd_atiixp_modem: index=-2 snd_intel8x0m: index=-2 snd_via82xx_modem: index=-2 snd_bcm2835: enable_headphones=0 snd_bcm2835: enable_headphones=1 snd_bcm2835: enable_hdmi=1 snd_bcm2835: enable_hdmi=0 !!Loaded sound module options !!--------------------------- !!Module: snd_bcm2835 enable_hdmi : N enable_headphones : Y force_bulk : N num_channels : 8 !!Module: vc4 fkms_max_refresh_rate : 85 force_hotplug : 0 tv_norm : (null) !!Sysfs card info !!--------------- !!Card: /sys/class/sound/card0 Driver: /sys/bus/platform/drivers/bcm2835_audio Tree: !!Card: /sys/class/sound/card1 Driver: /sys/bus/platform/drivers/vc4_hdmi Tree: !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 3 Aug 31 18:20 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 5 Aug 31 18:20 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 2 Aug 31 18:20 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 4 Aug 31 18:20 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 1 Aug 31 18:20 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Aug 31 18:20 /dev/snd/timer /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 80 Aug 31 18:20 . drwxr-xr-x 3 root root 180 Aug 31 18:20 .. lrwxrwxrwx 1 root root 12 Aug 31 18:20 platform-3f902000.hdmi -> ../controlC1 lrwxrwxrwx 1 root root 12 Aug 31 18:20 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 card 1: vc4hdmi [vc4-hdmi], device 0: MAI PCM i2s-hifi-0 [MAI PCM i2s-hifi-0] Subdevices: 1/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** !!Amixer output !!------------- !!-------Mixer controls for card Headphones Card sysdefault:0 'Headphones'/'bcm2835 Headphones' Mixer name : 'Broadcom Mixer' Components : '' Controls : 2 Simple ctrls : 1 Simple mixer control 'PCM',0 Capabilities: pvolume pvolume-joined pswitch pswitch-joined Playback channels: Mono Limits: Playback -10239 - 400 Mono: Playback 0 [96%] [0.00dB] [on] !!-------Mixer controls for card vc4hdmi Card sysdefault:1 'vc4hdmi'/'vc4-hdmi' Mixer name : '' Components : '' Controls : 5 Simple ctrls : 0 !!Alsactl output !!-------------- --startcollapse-- state.Headphones { control.1 { iface MIXER name 'PCM 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 'PCM Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } } state.vc4hdmi { control.1 { iface CARD name 'HDMI Jack' value false comment { access read type BOOLEAN count 1 } } control.2 { iface PCM name 'Playback Channel Map' value.0 0 value.1 0 value.2 0 value.3 0 value.4 0 value.5 0 value.6 0 value.7 0 comment { access read type INTEGER count 8 range '0 - 36' } } control.3 { iface PCM name 'IEC958 Playback Mask' value ffffffffffffffffffffffffffffffffffffffffffffffff0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 comment { access read type IEC958 count 1 } } control.4 { iface PCM name 'IEC958 Playback Default' value '0400000100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read write' type IEC958 count 1 } } control.5 { iface PCM name ELD value '0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read volatile' type BYTES count 128 } } } --endcollapse-- !!All Loaded Modules !!------------------ aes_arm_bs af_alg algif_hash algif_skcipher backlight bcm2835_codec bcm2835_isp bcm2835_mmal_vchiq bcm2835_v4l2 binfmt_misc bluetooth bnep btbcm btintel btrtl btusb cec cfg80211 cmac cryptd crypto_simd dm_mod drm drm_display_helper drm_dma_helper drm_kms_helper drm_panel_orientation_quirks ecc ecdh_generic fixed fuse i2c_bcm2835 ip_tables ipv6 mc raspberrypi_gpiomem raspberrypi_hwmon rfkill snd snd_bcm2835 snd_compress snd_pcm snd_pcm_dmaengine snd_soc_core snd_soc_hdmi_codec snd_timer uio uio_pdrv_genirq v4l2_mem2mem vc4 vc_sm_cma videobuf2_common videobuf2_dma_contig videobuf2_memops videobuf2_v4l2 videobuf2_vmalloc videodev x_tables !!ALSA/HDA dmesg !!-------------- [ 0.000000] pcpu-alloc: [0] 0 [0] 1 [0] 2 [0] 3 [ 0.000000] Kernel command line: coherent_pool=1M snd_bcm2835.enable_headphones=0 snd_bcm2835.enable_headphones=1 snd_bcm2835.enable_hdmi=1 snd_bcm2835.enable_hdmi=0 vc_mem.mem_base=0x3ec00000 vc_mem.mem_size=0x40000000 console=ttyAMA0,115200 console=tty1 root=PARTUUID=1438b341-02 rootfstype=ext4 fsck.repair=yes rootwait [ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes, linear) -- [ 15.296059] videodev: Linux video capture interface: v2.00 [ 15.395739] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned. [ 15.468025] bcm2835_audio bcm2835_audio: card created with 8 channels [ 15.513309] bcm2835_mmal_vchiq: module is from the staging directory, the quality is unknown, you have been warned. -- [ 17.430163] input: vc4-hdmi as /devices/platform/soc/3f902000.hdmi/rc/rc0/input0 [ 17.449637] input: vc4-hdmi HDMI Jack as /devices/platform/soc/3f902000.hdmi/sound/card1/input1 [ 17.469483] vc4-drm soc:gpu: bound 3f902000.hdmi (ops vc4_hdmi_ops [vc4]) -- [ 8496.502931] Internal error: kernel stack overflow: 0 [#1] SMP ARM [ 8496.509113] Modules linked in: cfg80211 cmac algif_hash aes_arm_bs crypto_simd cryptd algif_skcipher af_alg bnep vc4 snd_soc_hdmi_codec btusb drm_display_helper cec btrtl drm_dma_helper btintel btbcm drm_kms_helper bluetooth binfmt_misc snd_soc_core ecdh_generic ecc bcm2835_codec(C) rfkill bcm2835_isp(C) v4l2_mem2mem bcm2835_v4l2(C) snd_compress raspberrypi_hwmon bcm2835_mmal_vchiq(C) snd_pcm_dmaengine videobuf2_dma_contig videobuf2_vmalloc videobuf2_memops snd_bcm2835(C) videobuf2_v4l2 snd_pcm videodev raspberrypi_gpiomem vc_sm_cma(C) snd_timer snd videobuf2_common mc uio_pdrv_genirq uio drm fuse drm_panel_orientation_quirks backlight dm_mod ip_tables x_tables ipv6 i2c_bcm2835 fixed [ 8496.570341] CPU: 0 PID: 11136 Comm: kworker/0:1 Tainted: G C 6.6.31 rpt-rpi-v7 #1 Raspbian 1:6.6.31-1 rpt1 -- [ 8497.533183] 0e60: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 8497.533197] snd_soc_hdmi_codec [ 8497.533211] 0e80: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 -- [ 8497.533504] 0fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 8497.533518] snd_soc_core [ 8497.533532] 0fe0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 -- [ 8497.533733] 10c0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 8497.533747] snd_compress [ 8497.533761] 10e0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 -- [ 8497.533825] 1120: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 8497.533839] snd_pcm_dmaengine [ 8497.533854] 1140: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 -- [ 8497.533940] 11a0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 8497.533954] snd_bcm2835(C) [ 8497.533969] 11c0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 -- [ 8497.533998] 11e0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 8497.534012] snd_pcm [ 8497.534027] 1200: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 -- [ 8497.534112] 1260: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 8497.534126] snd_timer [ 8497.534140] 1280: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 !!Packages installed !!-------------------- ii alsa-topology-conf 1.2.5.1-2 all ALSA topology configuration files ii alsa-ucm-conf 1.2.8-1 all ALSA Use Case Manager configuration files ii alsa-utils 1.2.8-1 rpt1 armhf Utilities for configuring and using ALSA