/extjobO': Operation not permitted make: [iextjob] Error 1 (ignored)

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• We have applied PSU patch on database Database Patch Set Update 8 Oct 2018 p28689146_121020_Linux-x86-64.zip, Found error after patch got completed .

OPatch found the word "error" in the stderr of the make command.
Please look at this stderr. You can re-run this make command.
Stderr output:
chmod: changing permissions of '/u01/app/oracle/product/12.1.0/dbhome_1/bin/extjobO': Operation not permitted
make: [iextjob] Error 1 (ignored)


Composite patch 28259833 successfully applied.
OPatch Session completed with warnings.
Log file location: /u01/app/oracle/product/12.1.0/dbhome_1/cfgtoollogs/opatch/opatch2019-05-22_11-38-52AM_1.log

OPatch completed with warnings.
oracle@sgdcplm01:/u04/MasterDB/oracle_grid_software/28689146/28259833>

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