Case
You are executing a kernel upgrade and receiving message:
The provided <sid>adm credentials are either incorrect or SAP Note 927637 should be applied.
Solution
Check & correct the file permissions of sapuxuserchk
# find /usr/sap -name sapuxuserchk
/usr/sap/<SID>/JC01/exe/sapuxuserchk
/usr/sap/<SID>/SCS00/exe/sapuxuserchk
# chown root:sapsys /usr/sap/<SID>/JC01/exe/sapuxuserchk
# chmod u+s,o-rwx /usr/sap/<SID>/JC01/exe/sapuxuserchk
# chown root:sapsys /usr/sap/<SID>/SCS00/exe/sapuxuserchk
# chmod u+s,o-rwx /usr/sap/<SID>/SCS00/exe/sapuxuserchk