Bluez 5.56 segfaulting while A2DP

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Dear all,

I experienced a SEGFAULT from bluez 5.56-1
on Arch Linux - linux 5.11.1.arch1-1:

It happened during having A2DP connection with pipewire-git 0.3.22.76.g08445d2c-1.

This is the backtrace:

# coredumpctl debug
(gdb) thread apply all bt

Thread 1 (Thread 0x7fb8325f67c0 (LWP 663)):
#0  0x00007fb832c74f19 in __strcasecmp_l_avx () from /usr/lib/libc.so.6
#1  0x000055d78e38c3b1 in play_status_to_val (status=0x0) at profiles/audio/avrcp.c:729
#2  0x000055d78e38ce3e in avrcp_player_event (player=player@entry=0x55d78f058a20, id=<optimized out>, data=data@entry=0x0) at profiles/audio/avrcp.c:807
#3  0x000055d78e38ced6 in avrcp_player_event (data=0x0, id=<optimized out>, player=0x55d78f058a20) at profiles/audio/avrcp.c:783
#4  notify_addressed_player_changed (user_data=user_data@entry=0x55d78f058a20) at profiles/audio/avrcp.c:1804
#5  0x000055d78e3906ad in avrcp_unregister_player (player=0x55d78f058a20) at profiles/audio/avrcp.c:4452
#6  0x000055d78e3830c8 in media_player_remove (data=0x55d78f050ff0) at profiles/audio/media.c:1052
#7  unregister_player (conn=<optimized out>, msg=0x55d78f0079d0, data=<optimized out>) at profiles/audio/media.c:1902
#8  0x000055d78e404fe9 in process_message (connection=0x55d78f005e00, message=0x55d78f0079d0, method=0x55d78e47b778 <media_methods+120>, iface_user_data=<optimized out>) at gdbus/object.c:246
#9  0x00007fb832df17d6 in ?? () from /usr/lib/libdbus-1.so.3
#10 0x00007fb832de13bd in dbus_connection_dispatch () from /usr/lib/libdbus-1.so.3
#11 0x000055d78e401681 in message_dispatch (data=0x55d78f005e00) at gdbus/mainloop.c:59
#12 0x00007fb832e72b84 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#13 0x00007fb832ec6c21 in ?? () from /usr/lib/libglib-2.0.so.0
#14 0x00007fb832e720d3 in g_main_loop_run () from /usr/lib/libglib-2.0.so.0
#15 0x000055d78e41acc6 in mainloop_run () at src/shared/mainloop-glib.c:66
#16 0x000055d78e41b148 in mainloop_run_with_signal (func=func@entry=0x55d78e3acf70 <signal_callback>, user_data=user_data@entry=0x0) at src/shared/mainloop-notify.c:188
#17 0x000055d78e36fac0 in main (argc=<optimized out>, argv=<optimized out>) at src/main.c:1084

Regards,
Tobias Predel
-- 
La perfection est atteinte, non pas lorsqu'il n'y a plus rien à ajouter, 
mais lorsqu'il n'y a plus rien à retirer. — Antoine de Saint-Exupéry



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