What were you trying to do that didn't work?

Please provide the package NVR for which bug is seen:

glibc-2.34-99.el9

How reproducible:

run glibc testsuite

Steps to reproduce

Expected results

test should pass

Actual results

stdlib/tst-makecontext fails with message:
Didn't expect signal from child: got `Aborted'

Other symptoms

Unwind information in /usr/lib64/libc.so.6 is corrupted:

# eu-readelf -e /usr/lib64/libc.so.6 |head

Call frame search table section [17] '.eh_frame_hdr':
 version:          1
 eh_frame_ptr_enc: 0x1b (sdata4 pcrel)
 fde_count_enc:    0xff (omit)
 table_enc:        0xff (omit)
 eh_frame_ptr:     0x8 (offset: 0x155f08)