Description of problem:
It occurred as I entered the second word to the Universal puzzle.

Version-Release number of selected component:
crosswords-0.3.11-1.fc39

Additional info:
reporter:       libreport-2.17.11
type:           CCpp
reason:         crosswords killed by SIGSEGV
journald_cursor: s=a71a491dc2b34dd9b1aaf9a9c28ec719;i=34186e;b=771bbd10a35240d7868f34c05f9ce3f4;m=175e892d1;t=60dd570824aa2;x=217632e35f499d5e
executable:     /usr/bin/crosswords
cmdline:        /usr/bin/crosswords --gapplication-service
rootdir:        /
uid:            1000
kernel:         6.5.5-200.fc38.x86_64
package:        crosswords-0.3.11-1.fc39
runlevel:       N 5
backtrace_rating: 4
crash_function: GTK_IS_FILTER
comment:        It occurred as I entered the second word to the Universal puzzle.

Truncated backtrace:
Thread no. 1 (14 frames)
 #0 GTK_IS_FILTER at ../gtk/gtkfilter.h:78
 #1 gtk_filter_changed at ../gtk/gtkfilter.c:183
 #3 signal_emit_unlocked_R.isra.0 at ../gobject/gsignal.c:3980
 #4 signal_emit_valist_unlocked at ../gobject/gsignal.c:3612
 #7 puzzle_set_model_row_set_checksum at ../src/puzzle-set-model.c:1170
 #8 puzzle_set_model_row_set_guesses at ../src/puzzle-set-model.c:1290
 #9 puzzle_set_save at ../src/puzzle-set.c:412
 #10 _g_closure_invoke_va at ../gobject/gclosure.c:895
 #11 signal_emit_valist_unlocked at ../gobject/gsignal.c:3516
 #14 update_autosave_idle_cb at ../src/play-xword.c:602
 #17 g_main_context_dispatch_unlocked at ../glib/gmain.c:4284
 #18 g_main_context_iterate_unlocked.isra.0 at ../glib/gmain.c:4349
 #19 g_main_context_iteration at ../glib/gmain.c:4414
 #20 g_application_run at ../gio/gapplication.c:2577