Here's the function local parameters for the same stack-trace as #10:
(gdb) bt full #0 0x00007f62548bf496 in *__GI___poll (fds=0x7f6238e0af20, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87 oldtype = 2 result = <value optimized out> #1 0x00007f624470d64c in snd1_pcm_wait_nocheck (pcm=0x3ad4900, timeout=-1) at pcm.c:2361 revents = 1 npfds = 1 err = 1 err_poll = 3 __FUNCTION__ = "snd1_pcm_wait_nocheck" #2 0x00007f624470d9b7 in snd1_pcm_write_areas (pcm=0x3ad4900, areas=0x7f6238e0b000, offset=0, size=512, func=0x7f624474c7b0 <ioplug_priv_transfer_areas>) at pcm.c:6640 frames = 512 avail = 1 xfer = 0 err = 0 state = SND_PCM_STATE_RUNNING #3 0x00007f624474cb4a in snd_pcm_ioplug_writei (pcm=0x3ad4900, buffer=<value optimized out>, size=512) at pcm_ioplug.c:561 No locals. #4 0x00007f62449d454c in ALSA_PlayAudio (this=0x7f62361b8790) at ../../src/audio/alsa/SDL_alsa_audio.c:325 status = <value optimized out> sample_len = -1 sample_buf = (short int *) 0x341fd10 #5 0x00007f62449a708e in SDL_RunAudio (audiop=<value optimized out>) at ../../src/audio/SDL_audio.c:215 audio = (SDL_AudioDevice *) 0x7f62361b8790 stream = (Uint8 *) 0x341fd10 "" stream_len = 2048 udata = (void *) 0x7f6236159d90 fill = (void (*)(void *, Uint8 *, int)) 0x7f6244c41eb0 <sdl_fill_audio> silence = 0 #6 0x00007f62449aeb77 in SDL_RunThread (data=0x3b46800) at ../../src/thread/SDL_thread.c:202 ---Type <return> to continue, or q <return> to quit--- userfunc = (int (*)(void *)) 0x7f62449a6fd0 <SDL_RunAudio> userdata = (void *) 0x7f62361b8790 #7 0x00007f62449f7e59 in RunThread (data=0x7f6238e0af20) at ../../src/thread/pthread/SDL_systhread.c:47 No locals. #8 0x00007f62554003ba in start_thread (arg=<value optimized out>) at pthread_create.c:297 __res = <value optimized out> pd = (struct pthread *) 0x7f6238e0b950 unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, -6616810393000975223, 8392704, 0, 140060318191680, 140059661446960, 6550538160249529481, 6550754494040401033}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}} not_first_call = <value optimized out> robust = <value optimized out> #9 0x00007f62548c8fcd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112 No locals. #10 0x0000000000000000 in ?? () No symbol table info available.
Here's the function local parameters for the same stack-trace as #10:
(gdb) bt full af20, nfds=1, timeout=-1) at ../sysdeps/ unix/sysv/ linux/poll. c:87 wait_nocheck (pcm=0x3ad4900, timeout=-1) at pcm.c:2361 wait_nocheck" write_areas (pcm=0x3ad4900, areas=0x7f6238e 0b000, offset=0, size=512, 0x7f624474c7b0 <ioplug_ priv_transfer_ areas>) at pcm.c:6640 STATE_RUNNING ioplug_ writei (pcm=0x3ad4900, buffer=<value optimized out>, size=512) b8790) at ../../src/ audio/alsa/ SDL_alsa_ audio.c: 325 audio/SDL_ audio.c: 215 thread/ SDL_thread. c:202 0af20) at ../../src/ thread/ pthread/ SDL_systhread. c:47 create. c:297 75223, 8392704, 0, 140060318191680,
14005966144696 0, 655053816024952 9481, 655075449404040 1033}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, unix/sysv/ linux/x86_ 64/clone. S:112
#0 0x00007f62548bf496 in *__GI___poll (fds=0x7f6238e0
oldtype = 2
result = <value optimized out>
#1 0x00007f624470d64c in snd1_pcm_
revents = 1
npfds = 1
err = 1
err_poll = 3
__FUNCTION__ = "snd1_pcm_
#2 0x00007f624470d9b7 in snd1_pcm_
func=
frames = 512
avail = 1
xfer = 0
err = 0
state = SND_PCM_
#3 0x00007f624474cb4a in snd_pcm_
at pcm_ioplug.c:561
No locals.
#4 0x00007f62449d454c in ALSA_PlayAudio (this=0x7f62361
status = <value optimized out>
sample_len = -1
sample_buf = (short int *) 0x341fd10
#5 0x00007f62449a708e in SDL_RunAudio (audiop=<value optimized out>) at ../../src/
audio = (SDL_AudioDevice *) 0x7f62361b8790
stream = (Uint8 *) 0x341fd10 ""
stream_len = 2048
udata = (void *) 0x7f6236159d90
fill = (void (*)(void *, Uint8 *, int)) 0x7f6244c41eb0 <sdl_fill_audio>
silence = 0
#6 0x00007f62449aeb77 in SDL_RunThread (data=0x3b46800) at ../../src/
---Type <return> to continue, or q <return> to quit---
userfunc = (int (*)(void *)) 0x7f62449a6fd0 <SDL_RunAudio>
userdata = (void *) 0x7f62361b8790
#7 0x00007f62449f7e59 in RunThread (data=0x7f6238e
No locals.
#8 0x00007f62554003ba in start_thread (arg=<value optimized out>) at pthread_
__res = <value optimized out>
pd = (struct pthread *) 0x7f6238e0b950
unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, -66168103930009
0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
not_first_call = <value optimized out>
robust = <value optimized out>
#9 0x00007f62548c8fcd in clone () at ../sysdeps/
No locals.
#10 0x0000000000000000 in ?? ()
No symbol table info available.