Comment 4 for bug 1718017

StacktraceTop:
 match (eptr=0x561bf5b59940 "\377\376;", ecode=<optimized out>, mstart=0x561bf5b59940 "\377\376;", offset_top=2, md=0x7ffd373ad5c0, eptrb=0x0, rdepth=<optimized out>) at pcre_exec.c:5534
 match (eptr=<optimized out>, ecode=0x561bf5aa9e40 "\203", mstart=0x561bf5b59940 "\377\376;", offset_top=2, md=0x7ffd373ad5c0, eptrb=0x0, rdepth=<optimized out>) at pcre_exec.c:1080
 pcre_exec (argument_re=0x561bf5aa9e00, extra_data=<optimized out>, subject=<optimized out>, length=3, start_offset=0, options=8192, offsets=0x561bf5997b80, offsetcount=9) at pcre_exec.c:6936
 g_match_info_next (match_info=match_info@entry=0x561bf5cfea90, error=error@entry=0x7ffd373ad7e8) at ../../../../glib/gregex.c:734
 g_regex_match_full (regex=regex@entry=0x561bf5b54eb0, string=string@entry=0x561bf5b59940 "\377\376;", string_len=string_len@entry=3, start_position=start_position@entry=0, match_options=<optimized out>, match_info=match_info@entry=0x7ffd373ad7f0, error=0x7ffd373ad7e8) at ../../../../glib/gregex.c:1803