I cannot reproduce this on RHEL 9 Beta compose ID RHEL-9.0.0-20210504.5 on s390x (z15) with qemu master@3e13d8e34b53d8f9a3421a816ccfbdc5fa874e98.
I ran
# ../configure --target-list=s390x-softmmu
# make
# make check-unit
I had to install TAP::Parser though CPAN.
I cannot reproduce this on RHEL 9 Beta compose ID RHEL-9. 0.0-20210504. 5 on s390x (z15) with qemu master@ 3e13d8e34b53d8f 9a3421a816ccfbd c5fa874e98. list=s390x- softmmu
I ran
# ../configure --target-
# make
# make check-unit
I had to install TAP::Parser though CPAN.