default or selected kernelversion does not have config value CONFIG_NF_NAT_PROTO_SCTP.
Result is shown for kernelversion 6.9.9
CONFIG_NF_NAT_PROTO_SCTP (not configurable)
configname: CONFIG_NF_NAT_PROTO_SCTP
Linux Kernel Configuration
└─>Networking support
└─>Networking options
└─>Network packet filtering framework (Netfilter)
└─>Core Netfilter Configuration
└─>NF_NAT_PROTO_SCTP