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govulncheck: panic: runtime error: invalid memory address or nil pointer dereference #66203

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@gregwebs

Description

@gregwebs

Go version

1.21.8

Output of go env in your module/workspace:

GO111MODULE=''
  GOARCH='amd64'
  GOBIN=''
  GOCACHE='/home/runner/.cache/go-build'
  GOENV='/home/runner/.config/go/env'
  GOEXE=''
  GOEXPERIMENT=''
  GOFLAGS=''
  GOHOSTARCH='amd64'
  GOHOSTOS='linux'
  GOINSECURE=''
  GOMODCACHE='/home/runner/go/pkg/mod'
  GONOPROXY=''
  GONOSUMDB=''
  GOOS='linux'
  GOPATH='/home/runner/go'
  GOPRIVATE=''
  GOPROXY='https://proxy.golang.org,direct'
  GOROOT='/home/runner/go/pkg/mod/golang.org/[email protected]'
  GOSUMDB='sum.golang.org'
  GOTMPDIR=''
  GOTOOLCHAIN='auto'
  GOTOOLDIR='/home/runner/go/pkg/mod/golang.org/[email protected]/pkg/tool/linux_amd64'
  GOVCS=''
  GOVERSION='go1.22.0'
  GCCGO='gccgo'
  GOAMD64='v1'
  AR='ar'
  CC='gcc'
  CXX='g++'
  CGO_ENABLED='1'
  GOMOD='/home/runner/work/bravo/bravo/go.mod'
  GOWORK=''
  CGO_CFLAGS='-O2 -g'
  CGO_CPPFLAGS=''
  CGO_CXXFLAGS='-O2 -g'
  CGO_FFLAGS='-O2 -g'
  CGO_LDFLAGS='-O2 -g'
  PKG_CONFIG='pkg-config'
  GOGCCFLAGS='-fPIC -m64 -pthread -Wl,--no-gc-sections -fmessage-length=0 -ffile-prefix-map=/tmp/go-build1413711295=/tmp/go-build -gno-record-gcc-switches'

What did you do?

run govulncheck Github CI action.

What did you see happen?

go install golang.org/x/vuln/cmd/govulncheck@latest
  shell: /usr/bin/bash --noprofile --norc -e -o pipefail {0}
  env:
    GO_VERSION: 1.21.8
go: downloading golang.org/x/vuln v1.0.4
Run govulncheck -C . ./...
  govulncheck -C . ./...
  shell: /usr/bin/bash --noprofile --norc -e -o pipefail {0}
  env:
    GO_VERSION: 1.21.8
Scanning your code and 936 packages across 1[72](https://github.com/digitalmint/bravo/actions/runs/8208814870/job/22453019293?pr=7457#step:6:76) dependent modules for known vulnerabilities...

panic: runtime error: invalid memory address or nil pointer dereference
[signal SIGSEGV: segmentation violation code=0x1 addr=0x28 pc=0x[79](https://github.com/digitalmint/bravo/actions/runs/8208814870/job/22453019293?pr=7457#step:6:84)88ba]

goroutine 15865 [running]:
golang.org/x/tools/go/ssa.memberFromObject(0xc044265e80, {0x0, 0x0?}, {0x96e2a0, 0xc0095437d0}, {0x0, 0x0})
	/home/runner/go/pkg/mod/golang.org/x/[email protected]/go/ssa/create.go:55 +0x5a
golang.org/x/tools/go/ssa.membersFromDecl(0xc044265e80, {0x96f7f8?, 0xc0095437d0?}, {0x0, 0x0})
	/home/runner/go/pkg/mod/golang.org/x/[email protected]/go/ssa/create.go:1[84](https://github.com/digitalmint/bravo/actions/runs/8208814870/job/22453019293?pr=7457#step:6:89) +0x11b
golang.org/x/tools/go/ssa.(*Program).CreatePackage(0xc01ce368f0, 0xc006774180, {0xc0121e8488, 0x1, 0x1}, 0xc00928df40, 0x1)
	/home/runner/go/pkg/mod/golang.org/x/[email protected]/go/ssa/create.go:250 +0x[86](https://github.com/digitalmint/bravo/actions/runs/8208814870/job/22453019293?pr=7457#step:6:91)5
golang.org/x/vuln/internal/vulncheck.buildSSA.func1(0x4c1739?)
	/home/runner/go/pkg/mod/golang.org/x/[email protected]/internal/vulncheck/utils.go:38 +0xe5
golang.org/x/vuln/internal/vulncheck.buildSSA({0xc0001c2680, 0xa6, 0x0?}, 0xc0000a8040)
	/home/runner/go/pkg/mod/golang.org/x/[email protected]/internal/vulncheck/utils.go:46 +0x322
golang.org/x/vuln/internal/vulncheck.source.func1()
	/home/runner/go/pkg/mod/golang.org/x/[email protected]/internal/vulncheck/source.go:54 +0x8f
created by golang.org/x/vuln/internal/vulncheck.source in goroutine 6
	/home/runner/go/pkg/mod/golang.org/x/[email protected]/internal/vulncheck/source.go:52 +0x28e
Error: Process completed with exit code 2.

What did you expect to see?

no panic

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