ngx.redirect 307 makes srcache_fetch fail about srcache-nginx-module HOT 3 OPEN

shmtx unlock
lua redirect to "https://test3.localhost.localdomain:17443/mypath" with code 302
lua resume returned 1
lua thread yielded
lua thread aborting request with status 302
lua request cleanup: forcible=0
http lua finalize threads
lua deleting light thread 00007FCB5A54C428 (ref 2)
lua caching unused lua thread 00007FCB5A54C428 (ref 2)
http finalize request: 302, "/mypath?" a:1, c:1
http special response: 302, "/mypath?"
http script var: "0"
srcache_store decides to store the response
srcache store header HTTP/1.1 302 Moved Temporarily
Content-Type: text/html
Location: https://test3.localhost.localdomain:17443/mypath

headers more header filter, uri "/mypath"
posix_memalign: 000055F9CE825470:4096 @16
lua header filter for user lua code, uri "/mypath"
http cleanup add: 000055F9CE78FA88
code cache lookup (key='header_filter_by_lua_nhli_46c354449c5f02150cba6fbbeb9a2288', ref=-1)
code cache miss (key='header_filter_by_lua_nhli_46c354449c5f02150cba6fbbeb9a2288', ref=-1)
fetching key "test2.localhost.localdomain" in shared dict "upcacheLocks"
shmtx lock
shmtx unlock
[lua] upcache.lua:50: response(): response key 'nil', client: 127.0.0.1, server: _, request: "GET /mypath HTTP/2.0", host: "test2.localhost.localdomain:17443"
lua capture header filter, uri "/mypath"
charset: "" > "utf-8"
http2 header filter
http2 output header: ":status: 302"
http2 output header: "server: nginx"
http2 output header: "date: Sat, 14 Nov 2020 21:02:31 GMT"
http2 output header: "content-type: text/html"
http2 output header: "content-length: 138"
http2 output header: "location: https://test3.localhost.localdomain:17443/mypath"
http2 output header: "strict-transport-security: max-age=63072000; includeSubDomains; preload"
http2:1 create HEADERS frame 000055F9CE825668: len:155 fin:0
http cleanup add: 000055F9CE825770
http2 frame out: 000055F9CE825668 sid:1 bl:1 len:155
SSL buf copy: 9
SSL buf copy: 155
http2:1 HEADERS frame 000055F9CE825668 was sent
http2 frame sent: 000055F9CE825668 sid:1 bl:1 len:155
http output filter "/mypath?"
http copy filter: "/mypath?"
http script var: "1"
srcache_store skipped due to the true value in srcache_store_skip: "1"
lua capture body filter, uri "/mypath"
http postpone filter "/mypath?" 000055F9CE8258B0
http brotli filter

srcache store header HTTP/1.1 302 Moved Temporarily
Content-Type: text/html
Location: https://test3.localhost.localdomain:17443/mypath

headers more header filter, uri "/mypath"

srcache store header HTTP/1.1 307
Content-Type: text/html
Location: https://test3.localhost.localdomain:17443/mypath

srcache_fetch: buffer error when serializing the response header: -17 left, client: 127.0.0.1, server: _, request: "GET /mypath HTTP/2.0", host: "test2.localhost.localdomain:17443"