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x/debug/internal/gocore: TestVersions failures #63359

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@gopherbot
#!watchflakes
default <- pkg == "golang.org/x/debug/internal/gocore" && test == "TestVersions"

Issue created automatically to collect these failures.

Example (log):

warning: giving up on backtrace: cannot find func for pc=0xc0000001a0
warning: giving up on backtrace: cannot find func for pc=0xc0000021a0
--- FAIL: TestVersions (3.16s)
    --- FAIL: TestVersions/goroot (0.44s)
        gocore_test.go:138: original core pattern: core
        gocore_test.go:425: crasher output: panic: runtime error: invalid memory address or nil pointer dereference
            [signal SIGSEGV: segmentation violation code=0x1 addr=0x0 pc=0x47a1da]

            goroutine 1 [running]:
            panic({0x4852c0?, 0x51a7b0?})
...
golang.org/x/debug/internal/gocore.Core(0xc0001ac000)
	/tmp/workdir-host-linux-amd64-wsl/gopath/src/golang.org/x/debug/internal/gocore/process.go:172 +0x3a9
golang.org/x/debug/internal/gocore.loadExampleGenerated(0xc00032a4e0)
	/tmp/workdir-host-linux-amd64-wsl/gopath/src/golang.org/x/debug/internal/gocore/gocore_test.go:116 +0x1a5
golang.org/x/debug/internal/gocore.TestVersions.func2(0xc00032a340?)
	/tmp/workdir-host-linux-amd64-wsl/gopath/src/golang.org/x/debug/internal/gocore/gocore_test.go:425 +0x13
testing.tRunner(0xc00032a4e0, 0x5d2e48)
	/tmp/workdir-host-linux-amd64-wsl/go/src/testing/testing.go:1593 +0xff
created by testing.(*T).Run in goroutine 12
	/tmp/workdir-host-linux-amd64-wsl/go/src/testing/testing.go:1646 +0x390

watchflakes

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NeedsInvestigationSomeone must examine and confirm this is a valid issue and not a duplicate of an existing one.compiler/runtimeIssues related to the Go compiler and/or runtime.

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