[alsa-devel] seg fault in libasound

Clemens Ladisch clemens at ladisch.de
Thu Jun 26 14:26:11 CEST 2008

Jerry Geis wrote:
> I am getting a seg fault in alsa.
> #2  0xb7d7105f in __assert_fail () from /lib/tls/libc.so.6
> #3  0xb741861f in snd_pcm_area_copy (dst_area=0x81cc62c, dst_offset=0,
>     src_area=0x81cb7ec, src_offset=5223, samples=816,
>     format=SND_PCM_FORMAT_S16_LE) at pcm_local.h:499

This is the "assert(bitofs % 8 == 0)" in snd_pcm_channel_area_addr()
in pcm_local.h.  In theory, this means that some sample is not aligned
to a byte boundary, but it should be impossible to get this error.

Do you have any .asoundrc or asound.conf file?  If yes, please remove
them and try again.


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