kernel's security warning is sometimes output even if kernel.core_pattern and fs.suid_dumpable are configured correctly

Solution Verified - Updated -


  • Since adding fs.suid_dumpable=2 in /etc/sysctl.conf or /etc/sysctl.d/*.conf files, the following message is seen

    Unsafe core_pattern used with suid_dumpable=2. Pipe handler or fully qualified core dump path required.


  • Red Hat Enterprise Linux 7
    • systemd

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