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Phoc coredump (while sitting in gnome-contacts)

Script started on 2019-07-05 10:30:31-07:00 [TERM="vt220" TTY="/dev/ttyGS0" COLUMNS="80" LINES="24"]
purism@pureos:~$ sudo coredumpctl gdb 2570
           PID: [0;1;39m2570[0m (phoc)
           UID: 1000 (purism)
           GID: 1000 (purism)
        Signal: 11 (SEGV)
     Timestamp: Fri 2019-07-05 10:27:59 PDT (2min 48s ago)
  Command Line: /usr/bin/phoc -C /usr/share/phosh/rootston.ini -E bash -lc 'gnome-session --disable-acceleration-check --session=phosh'
    Executable: [0;1;39m/usr/bin/phoc[0m
 Control Group: /user.slice/user-1000.slice/session-5.scope
          Unit: session-5.scope
         Slice: user-1000.slice
       Session: 5
     Owner UID: 1000 (purism)
       Boot ID: 6104f43566914f0d96e1dc44e67d345b
    Machine ID: 07e36b5d1d804ea9ba1cca2bd52e0dd1
      Hostname: pureos
       Storage: /var/lib/systemd/coredump/core.phoc.1000.6104f43566914f0d96e1dc44e67d345b.2570.1562347679000000.lz4
       Message: Process 2570 (phoc) of user 1000 dumped core.
                
                Stack trace of thread 2570:
                #0  0x0000aaaab0d66544 n/a (phoc)
                #1  0x0000aaaab0dae58c n/a (phoc)
                #2  0x0000aaaab0da946c n/a (phoc)
                #3  0x0000aaaab0da95dc n/a (phoc)
                #4  0x0000ffff82e1a440 n/a (libwayland-server.so.0)
                #5  0x0000ffff82e1a4b4 wl_resource_destroy (libwayland-server.so.0)
                #6  0x0000ffff82698dcc ffi_call_SYSV (libffi.so.6)
                #7  0x0000ffff826996f4 ffi_call (libffi.so.6)
                #8  0x0000ffff82e1de4c n/a (libwayland-server.so.0)
                #9  0x0000ffff82e1a808 n/a (libwayland-server.so.0)
                #10 0x0000ffff82e1c078 wl_event_loop_dispatch (libwayland-server.so.0)
                #11 0x0000aaaab0d60bf8 n/a (phoc)
                #12 0x0000ffff82fb2674 g_main_context_dispatch (libglib-2.0.so.0)
                #13 0x0000ffff82fb28e8 n/a (libglib-2.0.so.0)
                #14 0x0000ffff82fb2c80 g_main_loop_run (libglib-2.0.so.0)
                #15 0x0000aaaab0d5a37c n/a (phoc)
                #16 0x0000ffff82875d24 __libc_start_main (libc.so.6)
                #17 0x0000aaaab0d5a500 n/a (phoc)
                #18 0x0000aaaab0d5a500 n/a (phoc)

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Reading symbols from /usr/bin/phoc...(no debugging symbols found)...done.
[New LWP 2570]
[New LWP 2573]
[New LWP 2572]
[New LWP 2574]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/aarch64-linux-gnu/libthread_db.so.1".
Core was generated by `/usr/bin/phoc -C /usr/share/phosh/rootston.ini -E bash -lc 'gnome-session --dis'.
Program terminated with signal SIGSEGV, Segmentation fault.
#0  0x0000aaaab0d66544 in ?? ()
[Current thread is 1 (Thread 0xffff82265010 (LWP 2570))]
(gdb) bt
#0  0x0000aaaab0d66544 in  ()
#1  0x0000aaaab0dae58c in  ()
#2  0x0000aaaab0da946c in  ()
#3  0x0000aaaab0da95dc in  ()
#4  0x0000ffff82e1a440 in  ()
    at /usr/lib/aarch64-linux-gnu/libwayland-server.so.0
#5  0x0000ffff82e1a4b4 in wl_resource_destroy ()
    at /usr/lib/aarch64-linux-gnu/libwayland-server.so.0
#6  0x0000ffff82698dcc in ffi_call_SYSV ()
    at /usr/lib/aarch64-linux-gnu/libffi.so.6
#7  0x0000ffff826996f4 in ffi_call () at /usr/lib/aarch64-linux-gnu/libffi.so.6
#8  0x0000ffff82e1de4c in  ()
    at /usr/lib/aarch64-linux-gnu/libwayland-server.so.0
#9  0x0000ffff82e1a808 in  ()
    at /usr/lib/aarch64-linux-gnu/libwayland-server.so.0
#10 0x0000ffff82e1c078 in wl_event_loop_dispatch ()
    at /usr/lib/aarch64-linux-gnu/libwayland-server.so.0
#11 0x0000aaaab0d60bf8 in  ()
#12 0x0000ffff82fb2674 in g_main_context_dispatch ()
    at /usr/lib/aarch64-linux-gnu/libglib-2.0.so.0
#13 0x0000ffff82fb28e8 in  () at /usr/lib/aarch64-linux-gnu/libglib-2.0.so.0
#14 0x0000ffff82fb2c80 in g_main_loop_run ()
    at /usr/lib/aarch64-linux-gnu/libglib-2.0.so.0
--Type <RET> for more, q to quit, c to continue without paging--
#15 0x0000aaaab0d5a37c in  ()
#16 0x0000ffff82875d24 in __libc_start_main ()
    at /lib/aarch64-linux-gnu/libc.so.6
#17 0x0000aaaab0d5a500 in  ()
(gdb) quit
purism@pureos:~$ exit
exit

Script done on 2019-07-05 10:31:02-07:00 [COMMAND_EXIT_CODE="0"]