Please do this, all in the same session, in sequence:
modprobe -r rtsx_pci
modprobe rtsx_pci
Look at the message:
journalctl -b | tail
and the last step:
lspci
NOTE
If you see this message again in the last lspci is a driver problem (Bug’s or Regression) and should be reported to the KERNEL team because the driver doesn’t recognize your reader card:
**01:00.0 Unassigned class [ff00]:
With all this information login in redhat bugzilla with your FAS an report with all this information howto-file-a-bug
Regards.,