Terraform AWS provider crash report when creating a cloudfront cache policy that is missing required values in the Terraform file.

crash.log

Stack trace from the terraform-provider-aws_v3.65.0_x5 plugin:

panic: interface conversion: interface {} is nil, not map[string]interface {}

goroutine 103 [running]:
github.com/hashicorp/terraform-provider-aws/internal/service/cloudfront.expandParametersInCacheKeyAndForwardedToOrigin(0xc001b82db0, 0x90bd1ee)
	/opt/teamcity-agent/work/5d79fe75d4460a2f/src/github.com/hashicorp/terraform-provider-aws/internal/service/cloudfront/cache_policy.go:317 +0x3d2
github.com/hashicorp/terraform-provider-aws/internal/service/cloudfront.resourceCachePolicyCreate(0xc001ad3600, 0x7d42040, 0xc00263f200, 0x1, 0xffffffffffffffff)
	/opt/teamcity-agent/work/5d79fe75d4460a2f/src/github.com/hashicorp/terraform-provider-aws/internal/service/cloudfront/cache_policy.go:181 +0x2be
github.com/hashicorp/terraform-plugin-sdk/v2/helper/schema.(*Resource).create(0xc000a94fc0, 0x9eab748, 0xc00178df40, 0xc001ad3600, 0x7d42040, 0xc00263f200, 0x0, 0x0, 0x0)
	/opt/teamcity-agent/work/5d79fe75d4460a2f/pkg/mod/github.com/gdavison/terraform-plugin-sdk/v2@v2.7.1-0.20210913224932-c7c2dbd9e010/helper/schema/resource.go:318 +0x1ee
github.com/hashicorp/terraform-plugin-sdk/v2/helper/schema.(*Resource).Apply(0xc000a94fc0, 0x9eab748, 0xc00178df40, 0xc000a31730, 0xc001625ce0, 0x7d42040, 0xc00263f200, 0x0, 0x0, 0x0, ...)
	/opt/teamcity-agent/work/5d79fe75d4460a2f/pkg/mod/github.com/gdavison/terraform-plugin-sdk/v2@v2.7.1-0.20210913224932-c7c2dbd9e010/helper/schema/resource.go:456 +0x67b
github.com/hashicorp/terraform-plugin-sdk/v2/helper/schema.(*GRPCProviderServer).ApplyResourceChange(0xc00000cf00, 0x9eab748, 0xc00178df40, 0xc001a49ef0, 0xc00178df40, 0x8d0bac0, 0xc001acb700)
	/opt/teamcity-agent/work/5d79fe75d4460a2f/pkg/mod/github.com/gdavison/terraform-plugin-sdk/v2@v2.7.1-0.20210913224932-c7c2dbd9e010/helper/schema/grpc_provider.go:955 +0x8ef
github.com/hashicorp/terraform-plugin-go/tfprotov5/server.(*server).ApplyResourceChange(0xc0019d18c0, 0x9eab7f0, 0xc00178df40, 0xc000a31340, 0xc0019d18c0, 0xc001acb7a0, 0xc001a1aba0)
	/opt/teamcity-agent/work/5d79fe75d4460a2f/pkg/mod/github.com/hashicorp/terraform-plugin-go@v0.3.0/tfprotov5/server/server.go:332 +0xb5
github.com/hashicorp/terraform-plugin-go/tfprotov5/internal/tfplugin5._Provider_ApplyResourceChange_Handler(0x8d0bac0, 0xc0019d18c0, 0x9eab7f0, 0xc001acb7a0, 0xc001ae2060, 0x0, 0x9eab7f0, 0xc001acb7a0, 0xc001878a80, 0x34f)
	/opt/teamcity-agent/work/5d79fe75d4460a2f/pkg/mod/github.com/hashicorp/terraform-plugin-go@v0.3.0/tfprotov5/internal/tfplugin5/tfplugin5_grpc.pb.go:380 +0x214
google.golang.org/grpc.(*Server).processUnaryRPC(0xc000295880, 0x9ed6558, 0xc001a80180, 0xc000308c00, 0xc00061a9c0, 0xe76f840, 0x0, 0x0, 0x0)
	/opt/teamcity-agent/work/5d79fe75d4460a2f/pkg/mod/google.golang.org/grpc@v1.32.0/server.go:1194 +0x52b
google.golang.org/grpc.(*Server).handleStream(0xc000295880, 0x9ed6558, 0xc001a80180, 0xc000308c00, 0x0)
	/opt/teamcity-agent/work/5d79fe75d4460a2f/pkg/mod/google.golang.org/grpc@v1.32.0/server.go:1517 +0xd0c
google.golang.org/grpc.(*Server).serveStreams.func1.2(0xc000e48cd0, 0xc000295880, 0x9ed6558, 0xc001a80180, 0xc000308c00)
	/opt/teamcity-agent/work/5d79fe75d4460a2f/pkg/mod/google.golang.org/grpc@v1.32.0/server.go:859 +0xab
created by google.golang.org/grpc.(*Server).serveStreams.func1
	/opt/teamcity-agent/work/5d79fe75d4460a2f/pkg/mod/google.golang.org/grpc@v1.32.0/server.go:857 +0x1fd

Error: The terraform-provider-aws_v3.65.0_x5 plugin crashed!

This is always indicative of a bug within the plugin. It would be immensely
helpful if you could report the crash with the plugin's maintainers so that it
can be fixed. The output above should help diagnose the issue.