.
Thread 2 (Thread 0x7fa501a54740 (LWP 2256)):
warning: Section `.reg-xstate/2256' in core file too small.
#0  0x00007fa50191dff6 in epoll_wait (epfd=4, events=0x7ffe84358ae0, maxevents=32, timeout=-1) at ../sysdeps/unix/sysv/linux/epoll_wait.c:30
        sc_ret = -4
        sc_cancel_oldtype = 0
        sc_ret = <optimized out>
#1  0x00007fa501a48df8 in ?? () from /usr/lib/x86_64-linux-gnu/spa-0.2/support/libspa-support.so
No symbol table info available.
#2  0x00007fa501a3957d in ?? () from /usr/lib/x86_64-linux-gnu/spa-0.2/support/libspa-support.so
No symbol table info available.
#3  0x00007fa501ab99f4 in pw_main_loop_run () from /lib/x86_64-linux-gnu/libpipewire-0.3.so.0
No symbol table info available.
#4  0x000055e22b9ce5d7 in ?? ()
No symbol table info available.
#5  0x00007fa501823a90 in __libc_start_call_main (main=main@entry=0x55e22b9ce320, argc=argc@entry=1, argv=argv@entry=0x7ffe8435a058) at ../sysdeps/nptl/libc_start_call_main.h:58
        self = <optimized out>
        result = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140731116527704, -4043597252517524018, 0, 140731116527720, 94429882682424, 140346675167232, 4044032157672312270, 4082586443614555598}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x7ffe8435a058, 0x7ffe8435a058}, data = {prev = 0x0, cleanup = 0x0, canceltype = -2076860328}}}
        not_first_call = <optimized out>
#6  0x00007fa501823b49 in __libc_start_main_impl (main=0x55e22b9ce320, argc=1, argv=0x7ffe8435a058, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffe8435a048) at ../csu/libc-start.c:360
No locals.
#7  0x000055e22b9ce775 in ?? ()
No symbol table info available.
.
Thread 1 (Thread 0x7fa4ff27c6c0 (LWP 2350)):
#0  0x00007fa4fea3524e in ?? () from /usr/lib/x86_64-linux-gnu/spa-0.2/audioconvert/libspa-audioconvert.so
No symbol table info available.
#1  0x00007fa4fea1d9b6 in ?? () from /usr/lib/x86_64-linux-gnu/spa-0.2/audioconvert/libspa-audioconvert.so
No symbol table info available.
#2  0x00007fa501abd0e9 in ?? () from /lib/x86_64-linux-gnu/libpipewire-0.3.so.0
No symbol table info available.
#3  0x00007fa501a39636 in ?? () from /usr/lib/x86_64-linux-gnu/spa-0.2/support/libspa-support.so
No symbol table info available.
#4  0x00007fa501a9c45c in ?? () from /lib/x86_64-linux-gnu/libpipewire-0.3.so.0
No symbol table info available.
#5  0x00007fa50188f18a in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:444
        ret = <optimized out>
        pd = <optimized out>
        out = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140346672082592, -4043597252517655090, -120, 0, 140731116522400, 140346623770624, 4083568552457571790, 4082586355193908686}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
#6  0x00007fa50191daf4 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:100
No locals.