Comment 1 for bug 1717367

Backtrace with debugging symbols:

(gdb) bt
#0 __strcmp_sse2_unaligned ()
    at ../sysdeps/x86_64/multiarch/strcmp-sse2-unaligned.S:32
#1 0x00007ffff626591d in s_signum (sig=sig@entry=0x555555b8e5b8)
    at schmorp.h:127
#2 0x00007ffff62672a9 in s_signum_croak (sig=0x555555b8e5b8) at schmorp.h:141
#3 XS_Async__Interrupt__alloc (my_perl=<optimized out>, cv=<optimized out>)
    at Interrupt.xs:313
#4 0x0000555555698fed in Perl_pp_entersub (my_perl=0x555555a94010)
    at pp_hot.c:4231
#5 0x000055555565419a in Perl_runops_debug (my_perl=0x555555a94010)
    at dump.c:2451
#6 0x00005555555bd236 in S_run_body (oldscope=1, my_perl=0x555555a94010)
    at perl.c:2524
#7 perl_run (my_perl=0x555555a94010) at perl.c:2447
#8 0x0000555555583f0e in main (argc=<optimized out>, argv=<optimized out>,
    env=<optimized out>) at perlmain.c:123
(gdb)