Ticket #426 (closed defect: invalid)
yet another Error opening PCM device hw:0: Device or resource busy
| Reported by: | tetromino | Owned by: | lennart |
|---|---|---|---|
| Milestone: | Component: | daemon | |
| Keywords: | Cc: |
Description
This might look like a duplicate of #138 or #311, but I promise it's different: AFAIKT I am not loading module-detect and I am only loading module-alsa-sink one time.
I am using a Lenovo SL300. The sound card and alsa work correctly (tested with aplay and gstreamer-based applications). However, with no processes using the sound card (according to lsof), when I try to run pulseaudio-0.9.13, I get:
$ pulseaudio -vvvvvv I: caps.c: Dropping root priviliges. D: main.c: Started as real root: no, suid root: yes I: main.c: setrlimit(RLIMIT_NICE, (31, 31)) failed: Operation not permitted I: main.c: setrlimit(RLIMIT_RTPRIO, (9, 9)) failed: Operation not permitted W: main.c: High-priority scheduling enabled in configuration but not allowed by policy. W: core-util.c: setpriority(): Permission denied D: main.c: Can realtime: no, can high-priority: no W: ltdl-bind-now.c: Failed to find original dlopen loader. I: main.c: This is PulseAudio 0.9.13 D: main.c: Compilation host: x86_64-pc-linux-gnu D: main.c: Compilation CFLAGS: -march=native -O2 -pipe -UNDEBUG -Wall -W -Wextra -pedantic -pipe -Wno-long-long -Wvla -Wno-overlength-strings -Wconversion -Wundef -Wformat -Wlogical-op -Wpacked -Wformat-security -Wmissing-include-dirs -Wformat-nonliteral -Wold-style-definition -Wdeclaration-after-statement -Wfloat-equal -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wredundant-decls -Wmissing-noreturn -Wshadow -Wendif-labels -Wpointer-arith -Wcast-align -Wwrite-strings -Wno-unused-parameter -ffast-math D: main.c: Running on host: Linux x86_64 2.6.27-gentoo-r4 #5 SMP PREEMPT Sun Nov 30 13:14:19 EST 2008 I: main.c: Page size is 4096 bytes D: main.c: Compiled with Valgrind support: no D: main.c: Running in valgrind mode: no D: main.c: Optimized build: yes I: main.c: Machine ID is 116729070bd2e5a352042c6649311566. I: main.c: Using runtime directory /home/rostovts/.pulse/116729070bd2e5a352042c6649311566:runtime. I: main.c: Using state directory /home/rostovts/.pulse. I: main.c: Running in system mode: no I: main.c: Fresh high-resolution timers available! Bon appetit! D: memblock.c: Using shared memory pool with 1024 slots of size 64.0 KiB each, total size is 64.0 MiB D: cli-command.c: Checking for existance of '/usr/lib64/pulse-0.9/modules/module-hal-detect.so': success I: module-hal-detect.c: Trying capability alsa D: module-hal-detect.c: Not loaded device /org/freedesktop/Hal/devices/computer_alsa_timer D: module-hal-detect.c: Not loaded device /org/freedesktop/Hal/devices/computer_alsa_sequencer D: module-hal-detect.c: Not loaded device /org/freedesktop/Hal/devices/pci_8086_293e_sound_card_0_alsa_playback_1 D: module-hal-detect.c: Loading module-alsa-sink with arguments 'device_id=0 sink_name=alsa_output.pci_8086_293e_sound_card_0_alsa_playback_0 tsched=1' D: alsa-util.c: Trying front:0... I: alsa-util.c: Couldn't open PCM device front:0: Device or resource busy D: alsa-util.c: Trying surround40:0... I: alsa-util.c: Couldn't open PCM device surround40:0: Device or resource busy D: alsa-util.c: Trying surround41:0... I: alsa-util.c: Couldn't open PCM device surround41:0: Device or resource busy D: alsa-util.c: Trying surround50:0... I: alsa-util.c: Couldn't open PCM device surround50:0: Device or resource busy D: alsa-util.c: Trying surround51:0... I: alsa-util.c: Couldn't open PCM device surround51:0: Device or resource busy D: alsa-util.c: Trying surround71:0... I: alsa-util.c: Couldn't open PCM device surround71:0: Device or resource busy D: alsa-util.c: Trying hw:0 as last resort... D: alsa-util.c: Trying hw:0... E: alsa-util.c: Error opening PCM device hw:0: Device or resource busy E: module.c: Failed to load module "module-alsa-sink" (argument: "device_id=0 sink_name=alsa_output.pci_8086_293e_sound_card_0_alsa_playback_0 tsched=1"): initialization failed. D: module-hal-detect.c: Not loaded device /org/freedesktop/Hal/devices/pci_8086_293e_sound_card_0_alsa_playback_0 D: module-hal-detect.c: Loading module-alsa-source with arguments 'device_id=0 source_name=alsa_input.pci_8086_293e_sound_card_0_alsa_capture_0 tsched=1' D: alsa-util.c: Trying front:0... D: alsa-util.c: Maximum hw buffer size is 371 ms I: module-alsa-source.c: Successfully opened device front:0. I: module-alsa-source.c: Successfully enabled mmap() mode. I: module-alsa-source.c: Successfully enabled timer-based scheduling mode. I: (alsa-lib)control.c: Invalid CTL front:0 I: alsa-util.c: Unable to attach to mixer front:0: No such file or directory I: alsa-util.c: Successfully attached to mixer 'hw:0' I: alsa-util.c: Cannot find mixer control "Capture". W: alsa-util.c: Cannot find fallback mixer control "Mic". I: source.c: Created source 0 "alsa_input.pci_8086_293e_sound_card_0_alsa_capture_0" with sample spec s16le 2ch 44100Hz and channel map front-left,front-right I: module-alsa-source.c: Using 2 fragments of size 32768 bytes, buffer time is 371.52ms I: module-alsa-source.c: Time scheduling watermark is 20.00ms D: module-alsa-source.c: hwbuf_unused_frames=0 D: module-alsa-source.c: setting avail_min=62005 D: alsa-util.c: snd_pcm_dump(): D: alsa-util.c: Soft volume PCM D: alsa-util.c: Control: PCM Playback Volume D: alsa-util.c: min_dB: -51 D: alsa-util.c: max_dB: 0 D: alsa-util.c: resolution: 256 D: alsa-util.c: Its setup is: D: alsa-util.c: stream : CAPTURE D: alsa-util.c: access : MMAP_INTERLEAVED D: alsa-util.c: format : S16_LE D: alsa-util.c: subformat : STD D: alsa-util.c: channels : 2 D: alsa-util.c: rate : 44100 D: alsa-util.c: exact rate : 44100 (44100/1) D: alsa-util.c: msbits : 16 D: alsa-util.c: buffer_size : 16384 D: alsa-util.c: period_size : 8192 D: alsa-util.c: period_time : 185759 D: alsa-util.c: tstamp_mode : NONE D: alsa-util.c: period_step : 1 D: alsa-util.c: avail_min : 62005 D: alsa-util.c: period_event : 0 D: alsa-util.c: start_threshold : -1 D: alsa-util.c: stop_threshold : -1 D: alsa-util.c: silence_threshold: 0 D: alsa-util.c: silence_size : 0 D: alsa-util.c: boundary : 4611686018427387904 D: alsa-util.c: Slave: Hardware PCM card 0 'HDA Intel' device 0 subdevice 0 D: alsa-util.c: Its setup is: D: alsa-util.c: stream : CAPTURE D: alsa-util.c: access : MMAP_INTERLEAVED D: alsa-util.c: format : S16_LE D: alsa-util.c: subformat : STD D: alsa-util.c: channels : 2 D: alsa-util.c: rate : 44100 D: alsa-util.c: exact rate : 44100 (44100/1) D: alsa-util.c: msbits : 16 D: alsa-util.c: buffer_size : 16384 D: alsa-util.c: period_size : 8192 D: alsa-util.c: period_time : 185759 D: alsa-util.c: tstamp_mode : NONE D: alsa-util.c: period_step : 1 D: alsa-util.c: avail_min : 62005 D: alsa-util.c: period_event : 0 D: alsa-util.c: start D: module-alsa-source.c: Thread starting up D: rtpoll.c: Acquired POSIX realtime signal SIGRTMIN+29 I: module.c: Loaded "module-alsa-source" (index: #0; argument: "device_id=0 source_name=alsa_input.pci_8086_293e_sound_card_0_alsa_capture_0 tsched=1"). D: module-hal-detect.c: Not loaded device /org/freedesktop/Hal/devices/pci_8086_293e_sound_card_0_alsa_hw_specific_2 D: module-hal-detect.c: Not loaded device /org/freedesktop/Hal/devices/pci_8086_293e_sound_card_0_alsa_hw_specific_0 D: module-hal-detect.c: Not loaded device /org/freedesktop/Hal/devices/pci_8086_293e_sound_card_0_alsa_control__1 I: module-hal-detect.c: Loaded 1 modules. I: module.c: Loaded "module-hal-detect" (index: #1; argument: ""). D: cli-command.c: Checking for existance of '/usr/lib64/pulse-0.9/modules/module -esound-protocol-unix.so': success I: module.c: Loaded "module-esound-protocol-unix" (index: #2; argument: ""). I: module.c: Loaded "module-native-protocol-unix" (index: #3; argument: ""). D: module-zeroconf-publish.c: Publishing services in Zeroconf
So it looks like pulseaudio can load alsa source, but for some reason cannot load alsa sinks...
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