segfault when shutting down chain subcommand #388
Description
$ rm -rf boot; rolling-shutter chain init --root boot --genesis-keyper 0x440Dc6F164e9241F04d282215ceF2780cd0B755e; rolling-shutter chain --config boot/config/config.toml --loglevel=debug
2023/07/17 17:06:50.322511 INF [ init.go:203] Generated private validator privValKeyFile=boot/config/priv_validator_key.json stateFile=boot/data/priv_validator_state.json
2023/07/17 17:06:50.322613 INF [ init.go:212] Saved private validator publickey path=boot/config/priv_validator_pubkey.hex validatorPublicKey=e1513d8d803bafd7f69bb4633814b4f8f428e818e417a1d605c18d4908505471
2023/07/17 17:06:50.322706 INF [ init.go:242] Generated genesis file path=boot/config/genesis.json
2023/07/17 17:06:50.322765 INF [ init.go:259] Generated node key id=de4c26ba15043483d46cfad78f9eff71fd4c35f3 path=boot/config/node_key.json
2023/07/17 17:06:50.322781 INF [ app.go:753] persisting state to disk height=0
2023/07/17 17:06:50.355138 INF [ chain.go:40] starting shuttermint version="(devel-075ecfa5e8776562a266baacceb73bbdc5288bb8) (go1.20.3, linux-amd64)"
2023/07/17 17:06:50.356174 INF [ chain.go:68] loaded node-id node-id=de4c26ba15043483d46cfad78f9eff71fd4c35f3
2023/07/17 17:06:50.356374 INF [ app.go:111] Loaded shutter app from file devmode=false file=boot/data/shutter.gob last-block-height=0 last-saved="2023/07/17 15:06:50.322810"
2023/07/17 17:06:50.451456 INF [ app.go:230] initializing new chain
2023/07/17 17:06:50.451475 INF [ app.go:232] initial keyper index=0 keyper="0x440Dc6F164e9241F04d282215ceF2780cd0B755e [chksum ok]"
^C2023/07/17 17:06:51.588071 INF [ service.go:84] received OS signal, shutting down signal=interrupt
2023/07/17 17:06:51.588180 DBG [ chain.go:97] Stopping node
2023/07/17 17:06:51.588275 ERR [ node.go:820] failed to stop event sink err="leveldb: closed"
panic: runtime error: invalid memory address or nil pointer dereference
[signal SIGSEGV: segmentation violation code=0x1 addr=0x58 pc=0x11955d1]
goroutine 965 [running]:
github.com/tendermint/tendermint/node.(*nodeImpl).OnStop(0xc000818b40)
/home/ralf/go/pkg/mod/github.com/tendermint/[email protected]/node/node.go:853 +0x6f1
github.com/tendermint/tendermint/libs/service.(*BaseService).Stop(0xc000818b40)
/home/ralf/go/pkg/mod/github.com/tendermint/[email protected]/libs/service/service.go:171 +0x2b7
github.com/shutter-network/rolling-shutter/rolling-shutter/cmd/chain.(*appService).Start.func2()
/home/ralf/brainbot-com/rolling-shutter/rolling-shutter/cmd/chain/chain.go:98 +0x78
golang.org/x/sync/errgroup.(*Group).Go.func1()
/home/ralf/go/pkg/mod/golang.org/x/[email protected]/errgroup/errgroup.go:75 +0x64
created by golang.org/x/sync/errgroup.(*Group).Go
/home/ralf/go/pkg/mod/golang.org/x/[email protected]/errgroup/errgroup.go:72 +0xa5