Force shutting down panic

[lunny]

version: 1.21.0

2023/11/15 11:48:43 ...eful/manager_unix.go:198:handleSignals() [W] PID 9476. Received SIGTERM. Shutting down...
2023/11/15 11:48:43 ...eful/server_hooks.go:46:doShutdown() [I] PID: 9476 Listener ([::]:80) closed.
2023/11/15 11:48:43 ...eful/server_hooks.go:46:doShutdown() [I] PID: 9476 Listener ([::]:443) closed.
2023/11/15 11:49:43 .../graceful/manager.go:168:doHammerTime() [W] Setting Hammer condition
2023/11/15 11:49:43 ...eful/server_hooks.go:63:doHammer() [W] Forcefully shutting down parent
2023/11/15 11:49:43 ...eful/server_hooks.go:57:func1() [E] WaitGroup at 0: Error: sync: negative WaitGroup counter
2023/11/15 11:49:43 cmd/web.go:231:func1() [F] PANIC: sync: WaitGroup is reused before previous Wait has returned
/usr/local/go/src/sync/waitgroup.go:118 (0x480d13)
/source/modules/graceful/server.go:177 (0xa992a5)
/source/modules/graceful/server.go:160 (0xa9903e)
/source/modules/graceful/server_http.go:39 (0xa9a37b)
/source/cmd/web_https.go:190 (0x282cc7c)
/source/cmd/web_acme.go:122 (0x282cc25)
/source/cmd/web.go:323 (0x282bfb4)
/source/cmd/web.go:212 (0x282b106)
/source/cmd/web.go:262 (0x282b5fc)
/source/cmd/main.go:117 (0x28220cb)
/go/pkg/mod/github.com/urfave/cli/v2@v2.25.7/command.go:274 (0x13440d7)
/go/pkg/mod/github.com/urfave/cli/v2@v2.25.7/command.go:267 (0x1344324)
/go/pkg/mod/github.com/urfave/cli/v2@v2.25.7/app.go:332 (0x1340a56)
/go/pkg/mod/github.com/urfave/cli/v2@v2.25.7/app.go:309 (0x2822cd8)
/source/cmd/main.go:176 (0x2822cbc)
/source/main.go:46 (0x2868d58)
/usr/local/go/src/runtime/proc.go:267 (0x4400ba)
/usr/local/go/src/runtime/asm_amd64.s:1650 (0x473ca0)

[wxiaoguang]

A similar (but not the same) problem: #27643

The graceful manager/server have some data-race bugs.

[lunny]

I think this has been resolved by #29738

[GiteaBot]

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