#0  __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:58
        set = {__val = {0, 140728357664616, 140728357665624, 140267301585038, 140269264404480, 94097198443024, 94097198443024, 94097198443024, 94097198443024, 94097198443112, 94097198443124, 94097198443024, 94097198443124, 0, 0, 0}}
        pid = <optimised out>
        tid = <optimised out>
#1  0x00007f9286ab33ea in __GI_abort () at abort.c:89
        save_stage = 2
        act = {__sigaction_handler = {sa_handler = 0x7ffddfc4b740, sa_sigaction = 0x7ffddfc4b740}, sa_mask = {__val = {140728357673576, 140728357664656, 4, 50299562512, 140267331325952, 140267215548808, 929, 140267215550112, 0, 140728357665624, 140267301642636, 140267302735584, 140267302721256, 0, 140267302721256, 140267215548808}}, sa_flags = -2005594112, sa_restorer = 0x7f92818e7188}
        sigs = {__val = {32, 0 <repeats 15 times>}}
#2  0x00007f9286aa9bb7 in __assert_fail_base (fmt=<optimised out>, assertion=assertion@entry=0x7f92818e7188 "mixer", file=file@entry=0x7f92818e7419 "mixer.c", line=line@entry=929, function=function@entry=0x7f92818e76a0 "snd_mixer_elem_get_callback_private") at assert.c:92
        str = 0x5594b6166a10 ""
        total = 4096
#3  0x00007f9286aa9c62 in __GI___assert_fail (assertion=0x7f92818e7188 "mixer", file=0x7f92818e7419 "mixer.c", line=929, function=0x7f92818e76a0 "snd_mixer_elem_get_callback_private") at assert.c:101
No locals.
#4  0x00007f92818678dd in snd_mixer_elem_get_callback_private () from /usr/lib/x86_64-linux-gnu/libasound.so.2
No symbol table info available.
#5  0x00007f9281b2d5ab in ?? () from /usr/lib/pulse-10.0/modules/module-alsa-card.so
No symbol table info available.
#6  0x00007f9281b2dabb in ?? () from /usr/lib/pulse-10.0/modules/module-alsa-card.so
No symbol table info available.
#7  0x00007f92882c859c in pa_hook_fire () from /usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecore-10.0.so
No symbol table info available.
#8  0x00007f92882c4cda in pa_card_suspend () from /usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecore-10.0.so
No symbol table info available.
#9  0x00007f9281d33fbc in ?? () from /usr/lib/pulse-10.0/modules/module-udev-detect.so
No symbol table info available.
#10 0x00007f9281d35395 in ?? () from /usr/lib/pulse-10.0/modules/module-udev-detect.so
No symbol table info available.
#11 0x00007f9287df58ac in pa_mainloop_dispatch () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
No symbol table info available.
#12 0x00007f9287df5cac in pa_mainloop_iterate () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
No symbol table info available.
#13 0x00007f9287df5d50 in pa_mainloop_run () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
No symbol table info available.
#14 0x00005594b4fbcee3 in main ()
No symbol table info available.