diff --git a/src/http/modules/ngx_http_fastcgi_module.c b/src/http/modules/ngx_http_fastcgi_module.c
index 3bc994a80..65f0747a1 100644
--- a/src/http/modules/ngx_http_fastcgi_module.c
+++ b/src/http/modules/ngx_http_fastcgi_module.c
@@ -619,6 +619,7 @@ ngx_http_fastcgi_handler(ngx_http_request_t *r)
     u->process_header = ngx_http_fastcgi_process_header;
     u->abort_request = ngx_http_fastcgi_abort_request;
     u->finalize_request = ngx_http_fastcgi_finalize_request;
+    r->state = 0;
 
     u->buffering = 1;
 
@@ -1194,6 +1195,8 @@ ngx_http_fastcgi_reinit_request(ngx_http_request_t *r)
     f->fastcgi_stdout = 0;
     f->large_stderr = 0;
 
+    r->state = 0;
+
     return NGX_OK;
 }
 
diff --git a/src/http/modules/ngx_http_scgi_module.c b/src/http/modules/ngx_http_scgi_module.c
index 239da6b94..bf0cb8a9c 100644
--- a/src/http/modules/ngx_http_scgi_module.c
+++ b/src/http/modules/ngx_http_scgi_module.c
@@ -434,6 +434,7 @@ ngx_http_scgi_handler(ngx_http_request_t *r)
     u->process_header = ngx_http_scgi_process_status_line;
     u->abort_request = ngx_http_scgi_abort_request;
     u->finalize_request = ngx_http_scgi_finalize_request;
+    r->state = 0;
 
     u->buffering = scf->upstream.buffering;
 
@@ -843,6 +844,7 @@ ngx_http_scgi_reinit_request(ngx_http_request_t *r)
     status->end = NULL;
 
     r->upstream->process_header = ngx_http_scgi_process_status_line;
+    r->state = 0;
 
     return NGX_OK;
 }
diff --git a/src/http/modules/ngx_http_uwsgi_module.c b/src/http/modules/ngx_http_uwsgi_module.c
index 0c999ca62..ef8994c52 100644
--- a/src/http/modules/ngx_http_uwsgi_module.c
+++ b/src/http/modules/ngx_http_uwsgi_module.c
@@ -467,6 +467,7 @@ ngx_http_uwsgi_handler(ngx_http_request_t *r)
     u->process_header = ngx_http_uwsgi_process_status_line;
     u->abort_request = ngx_http_uwsgi_abort_request;
     u->finalize_request = ngx_http_uwsgi_finalize_request;
+    r->state = 0;
 
     u->buffering = uwcf->upstream.buffering;
 
@@ -883,6 +884,7 @@ ngx_http_uwsgi_reinit_request(ngx_http_request_t *r)
     status->end = NULL;
 
     r->upstream->process_header = ngx_http_uwsgi_process_status_line;
+    r->state = 0;
 
     return NGX_OK;
 }