perf top at the time the configure script hangs

perf_top.log (text/plain), 620 bytes, created by Adrien Dessemond on 2020-05-13 19:51:12 UTC

   PerfTop:   13640 irqs/sec  kernel:68.9%  exact: 99.1% lost: 0/0 drop: 0/0 [4000Hz cycles],  (all, 24 CPUs)
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    51.39%  cc1                                                    [.] real_to_decimal_for_mode
    32.28%  cc1                                                    [.] do_multiply
     2.47%  [kernel]                                               [k] module_get_kallsym
     0.69%  [kernel]                                               [k] memcpy