创建存储卷失败, runtime error: invalid memory address or nil pointer dereference

安装的kubesphere 3.0.0版本，kubernetes sc采用的nfs，安装过程中没有报错，sts使用的pvc也创建出来了，在创建存储卷的时候500了

2020/09/22 10:12:39 http: panic serving 10.0.235.13:46658: runtime error: invalid memory address or nil pointer dereference
goroutine 332295 [running]:
net/http.(*conn).serve.func1(0xc0037c17c0)
/opt/hostedtoolcache/go/1.13.15/x64/src/net/http/server.go:1795 +0x139
panic(0x2d36da0, 0x5450320)
/opt/hostedtoolcache/go/1.13.15/x64/src/runtime/panic.go:679 +0x1b2
kubesphere.io/kubesphere/pkg/models/resources/v1alpha2/storageclass.(*storageClassesSearcher).countPersistentVolumeClaims(0xc00000d880, 0xc00162dde0, 0x13, 0x54c6d68)
/home/runner/work/kubesphere/kubesphere/pkg/models/resources/v1alpha2/storageclass/storageclasses.go:110 +0x12c
kubesphere.io/kubesphere/pkg/models/resources/v1alpha2/storageclass.(*storageClassesSearcher).Search(0xc00000d880, 0x0, 0x0, 0xc0036460e0, 0xc0035d84c2, 0xa, 0x1, 0x2e5db20, 0xc003642780, 0xc0002a5d88, ...)
/home/runner/work/kubesphere/kubesphere/pkg/models/resources/v1alpha2/storageclass/storageclasses.go:92 +0x2f0
kubesphere.io/kubesphere/pkg/models/resources/v1alpha2/resource.(*ResourceGetter).ListResources(0xc0001360d8, 0x0, 0x0, 0xc0035d84ac, 0xe, 0xc0036460e0, 0xc0035d84c2, 0xa, 0x299a801, 0xa, ...)
/home/runner/work/kubesphere/kubesphere/pkg/models/resources/v1alpha2/resource/resources.go:123 +0x23e
kubesphere.io/kubesphere/pkg/kapis/resources/v1alpha3.(*Handler).fallback(0xc00000d8a0, 0xc0035d84ac, 0xe, 0x0, 0x0, 0xc003614c40, 0x0, 0x3856240, 0xc0003176b0)
/home/runner/work/kubesphere/kubesphere/pkg/kapis/resources/v1alpha3/handler.go:155 +0xb0b
kubesphere.io/kubesphere/pkg/kapis/resources/v1alpha3.(*Handler).handleListResources(0xc00000d8a0, 0xc003642570, 0xc0035e8380)
/home/runner/work/kubesphere/kubesphere/pkg/kapis/resources/v1alpha3/handler.go:97 +0x2cb
github.com/emicklei/go-restful.(*Container).dispatch.func5(0xc003642570, 0xc0035e8380)
/home/runner/go/pkg/mod/github.com/emicklei/go-restful@v2.9.5+incompatible/container.go:283 +0x3e
github.com/emicklei/go-restful.(*FilterChain).ProcessFilter(0xc003642600, 0xc003642570, 0xc0035e8380)
/home/runner/go/pkg/mod/github.com/emicklei/go-restful@v2.9.5+incompatible/filter.go:21 +0x8b
kubesphere.io/kubesphere/pkg/apiserver.logRequestAndResponse(0xc003642570, 0xc0035e8380, 0xc003642600)
/home/runner/work/kubesphere/kubesphere/pkg/apiserver/apiserver.go:531 +0x82
github.com/emicklei/go-restful.(*FilterChain).ProcessFilter(0xc003642600, 0xc003642570, 0xc0035e8380)
/home/runner/go/pkg/mod/github.com/emicklei/go-restful@v2.9.5+incompatible/filter.go:19 +0x65
github.com/emicklei/go-restful.(*Container).dispatch(0xc000778000, 0x38c1b80, 0xc000d06fc0, 0xc00322b900)
/home/runner/go/pkg/mod/github.com/emicklei/go-restful@v2.9.5+incompatible/container.go:285 +0x866
net/http.HandlerFunc.ServeHTTP(0xc000080870, 0x38c1b80, 0xc000d06fc0, 0xc00322b900)
/opt/hostedtoolcache/go/1.13.15/x64/src/net/http/server.go:2036 +0x44
net/http.(*ServeMux).ServeHTTP(0xc0000aa200, 0x38c1b80, 0xc000d06fc0, 0xc00322b900)
/opt/hostedtoolcache/go/1.13.15/x64/src/net/http/server.go:2416 +0x1bd
github.com/emicklei/go-restful.(*Container).ServeHTTP(0xc000778000, 0x38c1b80, 0xc000d06fc0, 0xc00322b900)
/home/runner/go/pkg/mod/github.com/emicklei/go-restful@v2.9.5+incompatible/container.go:303 +0x4d
kubesphere.io/kubesphere/pkg/apiserver/filters.WithKubeAPIServer.func1(0x38c1b80, 0xc000d06fc0, 0xc00322b900)
/home/runner/work/kubesphere/kubesphere/pkg/apiserver/filters/kubeapiserver.go:71 +0x37f
net/http.HandlerFunc.ServeHTTP(0xc00043ae40, 0x38c1b80, 0xc000d06fc0, 0xc00322b900)
/opt/hostedtoolcache/go/1.13.15/x64/src/net/http/server.go:2036 +0x44
kubesphere.io/kubesphere/pkg/apiserver/filters.WithAuthorization.func1(0x38c1b80, 0xc000d06fc0, 0xc00322b900)
/home/runner/work/kubesphere/kubesphere/pkg/apiserver/filters/authorization.go:50 +0x37c
net/http.HandlerFunc.ServeHTTP(0xc00043b000, 0x38c1b80, 0xc000d06fc0, 0xc00322b900)
/opt/hostedtoolcache/go/1.13.15/x64/src/net/http/server.go:2036 +0x44
kubesphere.io/kubesphere/pkg/apiserver/filters.WithAuthentication.func1(0x38c1b80, 0xc000d06fc0, 0xc00322b800)
/home/runner/work/kubesphere/kubesphere/pkg/apiserver/filters/authentication.go:95 +0xb6b
net/http.HandlerFunc.ServeHTTP(0xc0007f88c0, 0x38c1b80, 0xc000d06fc0, 0xc00322b800)
/opt/hostedtoolcache/go/1.13.15/x64/src/net/http/server.go:2036 +0x44
kubesphere.io/kubesphere/pkg/apiserver/filters.WithRequestInfo.func1(0x38c1b80, 0xc000d06fc0, 0xc00322b700)
/home/runner/work/kubesphere/kubesphere/pkg/apiserver/filters/requestinfo.go:67 +0x3c5
net/http.HandlerFunc.ServeHTTP(0xc00088b200, 0x38c1b80, 0xc000d06fc0, 0xc00322b700)
/opt/hostedtoolcache/go/1.13.15/x64/src/net/http/server.go:2036 +0x44
net/http.serverHandler.ServeHTTP(0xc0004d6000, 0x38c1b80, 0xc000d06fc0, 0xc00322b700)
/opt/hostedtoolcache/go/1.13.15/x64/src/net/http/server.go:2831 +0xa4
net/http.(*conn).serve(0xc0037c17c0, 0x38d4780, 0xc0033675c0)
/opt/hostedtoolcache/go/1.13.15/x64/src/net/http/server.go:1919 +0x875
created by net/http.(*Server).Serve
/opt/hostedtoolcache/go/1.13.15/x64/src/net/http/server.go:2957 +0x384