Bug#800120: pulseaudio: No sound after upgrade to pulseaudio 7.0-1

[Felipe Sateler]

On 29 September 2015 at 11:35, johnw <johnw.mail at gmail.com> wrote:
> On Tuesday, September 29, 2015 10:11 PM, Felipe Sateler wrote:
>>
>> On 29 September 2015 at 10:12, johnw <johnw.mail at gmail.com> wrote:
>>>
>>> On Monday, September 28, 2015 07:13 PM, Felipe Sateler wrote:
>>>>
>>>> Control: forwarded -1 https://bugs.freedesktop.org/show_bug.cgi?id=92141
>>>>
>>>> On 28 September 2015 at 07:03, Felipe Sateler <fsateler at debian.org>
>>>> wrote:
>>>>>
>>>>> Control: tags -1 moreinfo
>>>>>
>>>>> Hi,
>>>>>
>>>>> On 26 September 2015 at 23:50, john <johnw.mail at gmail.com> wrote:
>>>>>>
>>>>>> Package: pulseaudio
>>>>>> Version: 7.0-1
>>>>>> Severity: normal
>>>>>>
>>>>>> Dear Maintainer,
>>>>>>
>>>>>> *** Reporter, please consider answering these questions, where
>>>>>> appropriate ***
>>>>>>
>>>>>>      No sound after upgrade pulseaudio 7.0-1,
>>>>>>      when I run alsamixer:
>>>>>>
>>>>>>      ALSA lib pulse.c:243:(pulse_connect) PulseAudio: Unable to
>>>>>> connect:
>>>>>>      Protocol error
>>>>>>
>>>>>>      cannot open mixer: Connection refused
>>>>>
>>>>> Could you please attach a verbose log of pulseaudio[1] and then
>>>>> reproduce
>>>>> this?
>>>>>
>>>>> Also, does pavucontrol work or only alsamixer fails?
>>>>
>>>> Here are better instructions provided by upstream[1], if you could
>>>> post the information it would be great.
>>>>
>>>> First, install libpulse0-dbg, pulseaudio-utils-dbg and gdb. Then
>>>> follow the steps described by upstream:
>>>>
>>>>
>>>> % PULSE_LOG=99 gdb --args pactl stat
>>>>
>>>> That will print something like this:
>>>>
>>>> GNU gdb (Debian 7.10-1) 7.10
>>>> Copyright (C) 2015 Free Software Foundation, Inc.
>>>> License GPLv3+: GNU GPL version 3 or later
>>>> <http://gnu.org/licenses/gpl.html>
>>>> This is free software: you are free to change and redistribute it.
>>>> There is NO WARRANTY, to the extent permitted by law.  Type "show
>>>> copying"
>>>> and "show warranty" for details.
>>>> This GDB was configured as "x86_64-linux-gnu".
>>>> Type "show configuration" for configuration details.
>>>> For bug reporting instructions, please see:
>>>> <http://www.gnu.org/software/gdb/bugs/>.
>>>> Find the GDB manual and other documentation resources online at:
>>>> <http://www.gnu.org/software/gdb/documentation/>.
>>>> For help, type "help".
>>>> Type "apropos word" to search for commands related to "word"...
>>>> Reading symbols from pactl...done.
>>>> (gdb)
>>>>
>>>> You're now in the gdb prompt. Enter "break pa_memimport_get". That
>>>> symbol hasn't yet been loaded, so gdb asks you whether to add the
>>>> breakpoint when the symbol becomes available. Answer "y". Then enter
>>>> "run". The execution should soon stop at the breakpoint. From now on
>>>> enter "n" ("n" is short for "next") repeatedly until the program exits
>>>> (that will take quite some time). When the program exits, you can quit
>>>> gdb with command "quit", and then save all the terminal output and
>>>> attach it here. That should show the exact place that fails.
>>>>
>>>>
>>>>
>>>> [1] https://bugs.freedesktop.org/show_bug.cgi?id=92141#c6
>>>>
>>>>
>>> Hi, attached log file for your reference, and below is the gdb log,
>>> thanks.
>>
>> Hm, strange, I don't see any program output there.  What does `pactl
>> stat` say (without the gdb part) ? Also, please also answer the other
>> questions I sent, to determine if it is the same bug or not.
>>
> pactl stat
> Currently in use: 1 blocks containing 64.0 KiB bytes total.
> Allocated during whole lifetime: 443 blocks containing 1.8 MiB bytes total.
> Sample cache size: 0 B
> kaka at kvm102:~$ echo $?
> 0

This looks like pulseaudio is working normally. Does pavucontrol work?

Or perhaps it is only some applications that do not work?

-- 

Saludos,
Felipe Sateler