API method doc/count crashing the server

[IgorShadurin]

1 - Login, create pod, doc, put doc
2 - Call doc/count

Get error:

time="2021-08-12T14:31:04Z" level=info msg="counting document db: my_doc"
time="2021-08-12T14:31:04Z" level=info msg="loading Manifest: 940d57f6c16cmy_docid"
time="2021-08-12T14:31:04Z" level=debug msg="download chunk: " duration=1.957391ms reference=c437262dca5bb9a0d3f32a5850b0e12536ff9cd0f6cc219b38c5137a3e6235ca
time="2021-08-12T14:31:04Z" level=debug msg="download blob: " duration=4.222944ms reference=2972a96d1da706424995a44a2f81c4bb18b6bd6e0ffd9be3c8056fa96d4cfad6 size=179
2021/08/12 14:31:04 http: panic serving 192.168.100.6:50383: unaligned 64-bit atomic operation
goroutine 701 [running]:
net/http.(*conn).serve.func1(0x2abcba0)
        net/http/server.go:1804 +0x104
panic(0x7177c8, 0xa0a9a8)
        runtime/panic.go:971 +0x4b4
runtime/internal/atomic.panicUnaligned()
        runtime/internal/atomic/unaligned.go:8 +0x24
runtime/internal/atomic.Xadd64(0x2e4e2bc, 0x1, 0x0, 0x28406c0, 0x50)
        runtime/internal/atomic/asm_arm.s:233 +0x14
github.com/fairdatasociety/fairOS-dfs/pkg/collection.(*Index).loadIndexAndCount(0x2e4e280, 0xa1959c, 0x2b63f60, 0x2a919e0, 0x2ea05f0, 0x28f5470, 0x2891800)
        github.com/fairdatasociety/fairOS-dfs/pkg/collection/index.go:228 +0x228
github.com/fairdatasociety/fairOS-dfs/pkg/collection.(*Index).CountIndex(0x2e4e280, 0x0, 0x0, 0x0, 0x0)
        github.com/fairdatasociety/fairOS-dfs/pkg/collection/index.go:194 +0x110
github.com/fairdatasociety/fairOS-dfs/pkg/collection.(*Document).Count(0x294bf20, 0x2afc7b0, 0x6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2abcfc0)
        github.com/fairdatasociety/fairOS-dfs/pkg/collection/document.go:343 +0x1f4
github.com/fairdatasociety/fairOS-dfs/pkg/dfs.(*DfsAPI).DocCount(0x2a9a080, 0x2b90e70, 0x2c, 0x2afc7a0, 0xc, 0x2afc7b0, 0x6, 0x0, 0x0, 0x0, ...)
        github.com/fairdatasociety/fairOS-dfs/pkg/dfs/doc_api.go:125 +0xe0
github.com/fairdatasociety/fairOS-dfs/pkg/api.(*Handler).DocCountHandler(0x2a96060, 0xa184e4, 0x2928f30, 0x2d7e580)
        github.com/fairdatasociety/fairOS-dfs/pkg/api/doc_count.go:81 +0x228
net/http.HandlerFunc.ServeHTTP(0x2a90948, 0xa184e4, 0x2928f30, 0x2d7e580)
        net/http/server.go:2049 +0x34
github.com/fairdatasociety/fairOS-dfs/pkg/api.(*Handler).LoginMiddleware.func1(0xa184e4, 0x2928f30, 0x2d7e580)
        github.com/fairdatasociety/fairOS-dfs/pkg/api/login_middleware.go:54 +0x25c
net/http.HandlerFunc.ServeHTTP(0x280e8b0, 0xa184e4, 0x2928f30, 0x2d7e580)
        net/http/server.go:2049 +0x34
github.com/fairdatasociety/fairOS-dfs/pkg/api.(*Handler).LogMiddleware.func1(0xa18c00, 0x2bca140, 0x2d7e580)
        github.com/fairdatasociety/fairOS-dfs/pkg/api/log_middleware.go:34 +0xac
net/http.HandlerFunc.ServeHTTP(0x280e8c0, 0xa18c00, 0x2bca140, 0x2d7e580)
        net/http/server.go:2049 +0x34
github.com/gorilla/mux.(*Router).ServeHTTP(0x2abc000, 0xa18c00, 0x2bca140, 0x2d7e480)
        github.com/gorilla/[email protected]/mux.go:210 +0x98
github.com/rs/cors.(*Cors).Handler.func1(0xa18c00, 0x2bca140, 0x2d7e480)
        github.com/rs/[email protected]/cors.go:219 +0x170
net/http.HandlerFunc.ServeHTTP(0x2a97410, 0xa18c00, 0x2bca140, 0x2d7e480)
        net/http/server.go:2049 +0x34
net/http.serverHandler.ServeHTTP(0x2ac6120, 0xa18c00, 0x2bca140, 0x2d7e480)
        net/http/server.go:2867 +0x88
net/http.(*conn).serve(0x2abcba0, 0xa195fc, 0x2ab4760)
        net/http/server.go:1932 +0x7f0
created by net/http.(*Server).Serve
        net/http/server.go:2993 +0x318

[asabya]

closing this for now

[tfius]

seems like value is 32bit somewhere

[tfius]

this is connected to #95

[tfius]

@IgorShadurin where did you run this ? on 32bit system ?

[asabya]

The issue might be caused on arm or 32bit system or both.
Adding golang issues to keep track.
golang/go#11891
golang/go#599
golang/go#23345
golang/go#36606

[asabya]

Closing it for now. Feel free to open it, if the issue still persists.