panic and segfault when attempting to create a new dqlite App

[SimonRichardson]

I spotted this panic in a test after upgrading Juju to dqlite v18.0 and go-dqlite/v2

Opening dqlite db on abstract domain socket: "@df013522-4a20-4923-801f-551114914c4f"
pubsub_test.go:47:
    s.ApiServerSuite.SetUpTest(c)
/home/jenkins/go/src/github.com/juju/juju/internal/database/testing/dqlitesuite.go:117:
    c.Assert(err, jc.ErrorIsNil)
... value *errors.Err = &errors.unformatter{message:"", cause:(*fmt.wrapError)(0xc00074ac00), previous:(*fmt.wrapError)(0xc00074ac00), function:"github.com/juju/juju/internal/database/app.New", line:83} ("create node: raft_init(): io: create I/O capabilities probe file: posix_allocate: interrupted system call")
... error stack:
    create node: raft_init(): io: create I/O capabilities probe file: posix_allocate: interrupted system call
    github.com/juju/juju/internal/database/app.New:83: 

goroutine 23486 gp=0xc0020a2380 m=6 mp=0xc000400008 [syscall]:
runtime.cgocall(0x2d3c816, 0xc000074970)
    /usr/local/go/src/runtime/cgocall.go:167 +0x4b fp=0xc000074948 sp=0xc000074910 pc=0x46fc2b
github.com/canonical/go-dqlite/v2/internal/bindings._Cfunc_dqlite_node_create(0x2dc171858c3155be, 0x7cdbda14d150, 0x7cdbda14d180, 0xc003408040)
    _cgo_gotypes.go:167 +0x4b fp=0xc000074970 sp=0xc000074948 pc=0x1dd07cb
github.com/canonical/go-dqlite/v2/internal/bindings.NewNode.func3(0x2dc171858c3155be, 0x7cdbda14d150, 0x7cdbda14d180, 0xc003408040)
    /home/jenkins/go/pkg/mod/github.com/canonical/go-dqlite/[email protected]/internal/bindings/server.go:125 +0x6b fp=0xc0000749a8 sp=0xc000074970 pc=0x1dd1ecb
github.com/canonical/go-dqlite/v2/internal/bindings.NewNode({0x3e9be80, 0xc00328d2c0}, 0x2dc171858c3155be, {0xc001068780, 0x25}, {0xc000581b20, 0x1e})
    /home/jenkins/go/pkg/mod/github.com/canonical/go-dqlite/[email protected]/internal/bindings/server.go:125 +0x186 fp=0xc000074ac0 sp=0xc0000749a8 pc=0x1dd1a26
github.com/canonical/go-dqlite/v2.New(0x2dc171858c3155be, {0xc001068780, 0x25}, {0xc000581b20, 0x1e}, {0xc000074ed8, 0x7, 0xc0020a2380?})
    /home/jenkins/go/pkg/mod/github.com/canonical/go-dqlite/[email protected]/node.go:105 +0xfa fp=0xc000074bb0 sp=0xc000074ac0 pc=0x1defd7a
github.com/canonical/go-dqlite/v2/app.New({0xc000581b20, 0x1e}, {0xc0000750a8, 0x3, 0x18?})
    /home/jenkins/go/pkg/mod/github.com/canonical/go-dqlite/[email protected]/app/app.go:191 +0x1245 fp=0xc000074f68 sp=0xc000074bb0 pc=0x1df5b65
github.com/juju/juju/internal/database/app.New({0xc000581b20?, 0xc000075058?}, {0xc0000750a8?, 0xc000075068?, 0x1?})
    /home/jenkins/go/src/github.com/juju/juju/internal/database/app/dqlite_linux.go:81 +0x25 fp=0xc000074fb0 sp=0xc000074f68 pc=0x1e007a5
github.com/juju/juju/internal/database/testing.(*DqliteSuite).SetUpTest(0xc00043b508, 0xc0030d4690)
    /home/jenkins/go/src/github.com/juju/juju/internal/database/testing/dqlitesuite.go:102 +0x4a5 fp=0xc0000750f8 sp=0xc000074fb0 pc=0x2c1eca5
github.com/juju/juju/domain/schema/testing.(*ControllerSuite).SetUpTest(0xc00043b508, 0xc0030d4690)
    /home/jenkins/go/src/github.com/juju/juju/domain/schema/testing/controllersuite.go:30 +0x5e fp=0xc000075158 sp=0xc0000750f8 pc=0x2c21b7e
github.com/juju/juju/domain/services/testing.(*DomainServicesSuite).SetUpTest(0xc00043b508, 0xc0030d4690)
    /home/jenkins/go/src/github.com/juju/juju/domain/services/testing/suite.go:311 +0x5e fp=0xc000075198 sp=0xc000075158 pc=0x2c7ccbe
github.com/juju/juju/juju/testing.(*ApiServerSuite).setupControllerModel(0xc00043b508, 0xc0030d4690, 0xc003179d40)
    /home/jenkins/go/src/github.com/juju/juju/juju/testing/apiserver.go:251 +0x4fa fp=0xc000075798 sp=0xc000075198 pc=0x2c87a7a
github.com/juju/juju/juju/testing.(*ApiServerSuite).SetUpTest(0xc00043b508, 0xc0030d4690)
    /home/jenkins/go/src/github.com/juju/juju/juju/testing/apiserver.go:397 +0x6c5 fp=0xc000075868 sp=0xc000075798 pc=0x2c89d65
github.com/juju/juju/apiserver_test.(*rateLimitSuite).SetUpTest(0xc00043b508, 0xc0030d4690)
    /home/jenkins/go/src/github.com/juju/juju/apiserver/ratelimit_test.go:37 +0x186 fp=0xc0000758c8 sp=0xc000075868 pc=0x2cccae6
runtime.call16(0xc003178ea0, 0xc001def430, 0x0, 0x0, 0x0, 0x10, 0xc000075b20)
    /usr/local/go/src/runtime/asm_amd64.s:775 +0x43 fp=0xc0000758e8 sp=0xc0000758c8 pc=0x47d103
runtime.reflectcall(0x37f3460?, 0xc0030d4690?, 0x2?, 0x3900fbd?, 0x0?, 0x12?, 0x37f3460?)
    <autogenerated>:1 +0x36 fp=0xc000075928 sp=0xc0000758e8 pc=0x481616
reflect.Value.call({0x3836dc0?, 0xc00043b508?, 0xb613?}, {0x38defc5, 0x4}, {0xc001ae2f40, 0x1, 0x1?})
    /usr/local/go/src/reflect/value.go:581 +0xca6 fp=0xc000075e70 sp=0xc000075928 pc=0x4b0186
reflect.Value.Call({0x3836dc0?, 0xc00043b508?, 0x1038df241?}, {0xc002083f40?, 0x0?, 0xc003178f30?})
    /usr/local/go/src/reflect/value.go:365 +0xb9 fp=0xc000075ee8 sp=0xc000075e70 pc=0x4af299
gopkg.in/check%2ev1.(*suiteRunner).runFixture.func1(0xc0030d4690)
    /home/jenkins/go/pkg/mod/gopkg.in/[email protected]/check.go:724 +0xd9 fp=0xc000075f70 sp=0xc000075ee8 pc=0x2b51a19
gopkg.in/check%2ev1.(*suiteRunner).forkCall.func1()
    /home/jenkins/go/pkg/mod/gopkg.in/[email protected]/check.go:669 +0x88 fp=0xc000075fe0 sp=0xc000075f70 pc=0x2b4ab28
runtime.goexit({})
    /usr/local/go/src/runtime/asm_amd64.s:1700 +0x1 fp=0xc000075fe8 sp=0xc000075fe0 pc=0x47ebc1
created by gopkg.in/check%2ev1.(*suiteRunner).forkCall in goroutine 23485
    /home/jenkins/go/pkg/mod/gopkg.in/[email protected]/check.go:666 +0x237

See the full go stack here https://pastebin.canonical.com/p/VdRF9KqBRb/ and the jenkins run https://jenkins.juju.canonical.com/job/github-make-check-juju/20148/consoleText (that link might vanish in the future).