Magma GSI index test failed while creating index on build 7.1.0-1273

The Magma GSI index run failed while creating index. There are 4 kv nodes and 1 indexer node. We load 10B docs with 1 replica. The build used in this run is 7.1.0-1273.

Error messages on the UI:

Service 'indexer' exited with status 2. Restarting. Messages:
net/http.(*connReader).Read(0xc063a7fef0, 0xc006b47000, 0x1000, 0x1000, 0xc04b455c24af81e9, 0x3276c328f6c1, 0x1fe4240)
/home/couchbase/.cbdepscache/exploded/x86_64/go-1.16.5/go/src/net/http/server.go:800 +0x1b9 fp=0xc03e023b30 sp=0xc03e023ac0 pc=0x6c93d9
bufio.(*Reader).fill(0xc01c09e120)
/home/couchbase/.cbdepscache/exploded/x86_64/go-1.16.5/go/src/bufio/bufio.go:101 +0x108 fp=0xc03e023b80 sp=0xc03e023b30 pc=0x56e908
bufio.(*Reader).Peek(0xc01c09e120, 0x4, 0x3276c328f6c1, 0x1fe4240, 0x0, 0x0, 0x1fe4240)
/home/couchbase/.cbdepscache/exploded/x86_64/go-1.16.5/go/src/bufio/bufio.go:139 +0x4f fp=0xc03e023ba0 sp=0xc03e023b80 pc=0x56ea8f
net/http.(*conn).serve(0xc077f91860, 0x15028a0, 0xc03d393b80)
/home/couchbase/.cbdepscache/exploded/x86_64/go-1.16.5/go/src/net/http/server.go:1977 +0xa47 fp=0xc03e023fc8 sp=0xc03e023ba0 pc=0x6cf847
runtime.goexit()
/home/couchbase/.cbdepscache/exploded/x86_64/go-1.16.5/go/src/runtime/asm_amd64.s:1371 +0x1 fp=0xc03e023fd0 sp=0xc03e023fc8 pc=0x477d01
created by net/http.(*Server).Serve
/home/couchbase/.cbdepscache/exploded/x86_64/go-1.16.5/go/src/net/http/server.go:3013 +0x39b

Logs:

https://s3.amazonaws.com/bugdb/jira/qe/collectinfo-2021-09-23T173144-ns_1%40172.23.97.129.zip
https://s3.amazonaws.com/bugdb/jira/qe/collectinfo-2021-09-23T173144-ns_1%40172.23.97.21.zip
https://s3.amazonaws.com/bugdb/jira/qe/collectinfo-2021-09-23T173144-ns_1%40172.23.97.22.zip
https://s3.amazonaws.com/bugdb/jira/qe/collectinfo-2021-09-23T173144-ns_1%40172.23.97.23.zip
https://s3.amazonaws.com/bugdb/jira/qe/collectinfo-2021-09-23T173144-ns_1%40172.23.97.24.zip