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gopherbot opened this issue Mar 10, 2025 · 10 comments
Closed

runtime: TestCgoPprofPIE failures [consistent failure] #72778

gopherbot opened this issue Mar 10, 2025 · 10 comments
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@thanm
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compiler/runtime Issues related to the Go compiler and/or runtime. NeedsInvestigation Someone must examine and confirm this is a valid issue and not a duplicate of an existing one.

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@gopherbot
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#!watchflakes
default <- pkg == "runtime" && test == "TestCgoPprofPIE"

Issue created automatically to collect these failures.

Example (log):

=== RUN   TestCgoPprofPIE
=== PAUSE TestCgoPprofPIE
=== CONT  TestCgoPprofPIE
    crash_test.go:172: running /home/swarming/.swarming/w/ir/x/w/goroot/bin/go build -o /home/swarming/.swarming/w/ir/x/t/go-build1491994776/testprogcgo_-buildmode=pie.exe -buildmode=pie
    crash_test.go:194: built testprogcgo_-buildmode=pie in 18.068669887s
    crash_cgo_test.go:336: [/home/swarming/.swarming/w/ir/x/w/goroot/bin/go tool pprof -tagignore=ignore -traces /home/swarming/.swarming/w/ir/x/t/go-build1491994776/testprogcgo_-buildmode=pie.exe /home/swarming/.swarming/w/ir/x/t/prof3905565274]:
        TagIgnore expression matched no samples
        File: testprogcgo_-buildmode=pie.exe
        Build ID: b40c49a360eafdfbd496eeca7f6e8cee3043e49c
        Type: cpu
...
                     runtime.exitsyscallfast
                     runtime.exitsyscall
                     runtime.cgocall
                     main._Cfunc_cpuHog
                     main.CgoPprof
                     main.main
                     runtime.main
        -----------+-------------------------------------------------------
    crash_cgo_test.go:344: cpuHog traceback missing.
--- FAIL: TestCgoPprofPIE (19.30s)

— watchflakes
@gopherbot gopherbot added the NeedsInvestigation Someone must examine and confirm this is a valid issue and not a duplicate of an existing one. label Mar 10, 2025
@gopherbot
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Found new dashboard test flakes for:

#!watchflakes
default <- pkg == "runtime" && test == "TestCgoPprofPIE"
2025-03-10 21:02 gotip-linux-amd64-asan-clang15 go@895bcf17 runtime.TestCgoPprofPIE (log) 
=== RUN   TestCgoPprofPIE
=== PAUSE TestCgoPprofPIE
=== CONT  TestCgoPprofPIE
    crash_test.go:172: running /home/swarming/.swarming/w/ir/x/w/goroot/bin/go build -o /home/swarming/.swarming/w/ir/x/t/go-build1491994776/testprogcgo_-buildmode=pie.exe -buildmode=pie
    crash_test.go:194: built testprogcgo_-buildmode=pie in 18.068669887s
    crash_cgo_test.go:336: [/home/swarming/.swarming/w/ir/x/w/goroot/bin/go tool pprof -tagignore=ignore -traces /home/swarming/.swarming/w/ir/x/t/go-build1491994776/testprogcgo_-buildmode=pie.exe /home/swarming/.swarming/w/ir/x/t/prof3905565274]:
        TagIgnore expression matched no samples
        File: testprogcgo_-buildmode=pie.exe
        Build ID: b40c49a360eafdfbd496eeca7f6e8cee3043e49c
        Type: cpu
...
                     runtime.exitsyscallfast
                     runtime.exitsyscall
                     runtime.cgocall
                     main._Cfunc_cpuHog
                     main.CgoPprof
                     main.main
                     runtime.main
        -----------+-------------------------------------------------------
    crash_cgo_test.go:344: cpuHog traceback missing.
--- FAIL: TestCgoPprofPIE (19.30s)
2025-03-10 21:03 gotip-linux-amd64-asan-clang15 go@04164e5f runtime.TestCgoPprofPIE (log) 
=== RUN   TestCgoPprofPIE
=== PAUSE TestCgoPprofPIE
=== CONT  TestCgoPprofPIE
    crash_test.go:172: running /home/swarming/.swarming/w/ir/x/w/goroot/bin/go build -o /home/swarming/.swarming/w/ir/x/t/go-build2614069453/testprogcgo_-buildmode=pie.exe -buildmode=pie
    crash_test.go:194: built testprogcgo_-buildmode=pie in 18.595145231s
    crash_cgo_test.go:336: [/home/swarming/.swarming/w/ir/x/w/goroot/bin/go tool pprof -tagignore=ignore -traces /home/swarming/.swarming/w/ir/x/t/go-build2614069453/testprogcgo_-buildmode=pie.exe /home/swarming/.swarming/w/ir/x/t/prof2982195787]:
        TagIgnore expression matched no samples
        File: testprogcgo_-buildmode=pie.exe
        Build ID: 2aff9aaec2b06932c5ee4b936cddecce7c0d1580
        Type: cpu
...
                     runtime.notewakeup
                     runtime.startm
                     runtime.wakep
                     runtime.resetspinning
                     runtime.schedule
                     runtime.park_m
                     runtime.mcall
        -----------+-------------------------------------------------------
    crash_cgo_test.go:344: cpuHog traceback missing.
--- FAIL: TestCgoPprofPIE (19.86s)
2025-03-10 21:19 gotip-linux-amd64-clang15 go@b0e7f95a runtime.TestCgoPprofPIE (log) 
=== RUN   TestCgoPprofPIE
=== PAUSE TestCgoPprofPIE
=== CONT  TestCgoPprofPIE
    crash_test.go:172: running /home/swarming/.swarming/w/ir/x/w/goroot/bin/go build -o /home/swarming/.swarming/w/ir/x/t/go-build3466124868/testprogcgo_-buildmode=pie.exe -buildmode=pie
    crash_test.go:194: built testprogcgo_-buildmode=pie in 16.892808458s
    crash_cgo_test.go:336: [/home/swarming/.swarming/w/ir/x/w/goroot/bin/go tool pprof -tagignore=ignore -traces /home/swarming/.swarming/w/ir/x/t/go-build3466124868/testprogcgo_-buildmode=pie.exe /home/swarming/.swarming/w/ir/x/t/prof2417155861]:
        TagIgnore expression matched no samples
        File: testprogcgo_-buildmode=pie.exe
        Build ID: 31653e48080ecad5353ac9082dfadf43e735c0d8
        Type: cpu
...
                     runtime.exitsyscallfast
                     runtime.exitsyscall
                     runtime.cgocall
                     main._Cfunc_cpuHog
                     main.CgoPprof
                     main.main
                     runtime.main
        -----------+-------------------------------------------------------
    crash_cgo_test.go:344: cpuHog traceback missing.
--- FAIL: TestCgoPprofPIE (18.12s)
2025-03-10 21:19 gotip-linux-arm64-asan-clang15 go@b0e7f95a runtime.TestCgoPprofPIE (log) 
=== RUN   TestCgoPprofPIE
=== PAUSE TestCgoPprofPIE
=== CONT  TestCgoPprofPIE
    crash_test.go:172: running /home/swarming/.swarming/w/ir/x/w/goroot/bin/go build -o /home/swarming/.swarming/w/ir/x/t/go-build1467111137/testprogcgo_-buildmode=pie.exe -buildmode=pie
    crash_test.go:194: built testprogcgo_-buildmode=pie in 18.664698972s
    crash_cgo_test.go:336: [/home/swarming/.swarming/w/ir/x/w/goroot/bin/go tool pprof -tagignore=ignore -traces /home/swarming/.swarming/w/ir/x/t/go-build1467111137/testprogcgo_-buildmode=pie.exe /home/swarming/.swarming/w/ir/x/t/prof2069187824]:
        TagIgnore expression matched no samples
        File: testprogcgo_-buildmode=pie.exe
        Build ID: 6cff6be72c5e5badf671771f6a113be47fa4d98a
        Type: cpu
...
                     runtime.exitsyscallfast
                     runtime.exitsyscall
                     runtime.cgocall
                     main._Cfunc_cpuHog
                     main.CgoPprof
                     main.main
                     runtime.main
        -----------+-------------------------------------------------------
    crash_cgo_test.go:344: cpuHog traceback missing.
--- FAIL: TestCgoPprofPIE (21.07s)
2025-03-10 21:20 gotip-linux-amd64-clang15 go@5b4209fe runtime.TestCgoPprofPIE (log) 
=== RUN   TestCgoPprofPIE
=== PAUSE TestCgoPprofPIE
=== CONT  TestCgoPprofPIE
    crash_test.go:172: running /home/swarming/.swarming/w/ir/x/w/goroot/bin/go build -o /home/swarming/.swarming/w/ir/x/t/go-build2557657181/testprogcgo_-buildmode=pie.exe -buildmode=pie
    crash_test.go:194: built testprogcgo_-buildmode=pie in 14.473454368s
    crash_cgo_test.go:336: [/home/swarming/.swarming/w/ir/x/w/goroot/bin/go tool pprof -tagignore=ignore -traces /home/swarming/.swarming/w/ir/x/t/go-build2557657181/testprogcgo_-buildmode=pie.exe /home/swarming/.swarming/w/ir/x/t/prof455970903]:
        TagIgnore expression matched no samples
        File: testprogcgo_-buildmode=pie.exe
        Build ID: ae6d31dc8ff88cae485e311f5b4a326184223adb
        Type: cpu
...
                     runtime.exitsyscallfast
                     runtime.exitsyscall
                     runtime.cgocall
                     main._Cfunc_cpuHog
                     main.CgoPprof
                     main.main
                     runtime.main
        -----------+-------------------------------------------------------
    crash_cgo_test.go:344: cpuHog traceback missing.
--- FAIL: TestCgoPprofPIE (19.26s)
2025-03-10 21:20 gotip-linux-arm64-asan-clang15 go@5b4209fe runtime.TestCgoPprofPIE (log) 
=== RUN   TestCgoPprofPIE
=== PAUSE TestCgoPprofPIE
=== CONT  TestCgoPprofPIE
    crash_test.go:172: running /home/swarming/.swarming/w/ir/x/w/goroot/bin/go build -o /home/swarming/.swarming/w/ir/x/t/go-build1736353960/testprogcgo_-buildmode=pie.exe -buildmode=pie
    crash_test.go:194: built testprogcgo_-buildmode=pie in 17.718497306s
    crash_cgo_test.go:336: [/home/swarming/.swarming/w/ir/x/w/goroot/bin/go tool pprof -tagignore=ignore -traces /home/swarming/.swarming/w/ir/x/t/go-build1736353960/testprogcgo_-buildmode=pie.exe /home/swarming/.swarming/w/ir/x/t/prof906897005]:
        TagIgnore expression matched no samples
        File: testprogcgo_-buildmode=pie.exe
        Build ID: 214e75fda80d043001e457d2204b26bf9ed36359
        Type: cpu
...
                     runtime.exitsyscallfast
                     runtime.exitsyscall
                     runtime.cgocall
                     main._Cfunc_cpuHog
                     main.CgoPprof
                     main.main
                     runtime.main
        -----------+-------------------------------------------------------
    crash_cgo_test.go:344: cpuHog traceback missing.
--- FAIL: TestCgoPprofPIE (19.58s)
2025-03-10 21:20 gotip-linux-amd64-clang15 go@4635ad04 runtime.TestCgoPprofPIE (log) 
=== RUN   TestCgoPprofPIE
=== PAUSE TestCgoPprofPIE
=== CONT  TestCgoPprofPIE
    crash_test.go:172: running /home/swarming/.swarming/w/ir/x/w/goroot/bin/go build -o /home/swarming/.swarming/w/ir/x/t/go-build2930116619/testprogcgo_-buildmode=pie.exe -buildmode=pie
    crash_test.go:194: built testprogcgo_-buildmode=pie in 14.606344244s
    crash_cgo_test.go:336: [/home/swarming/.swarming/w/ir/x/w/goroot/bin/go tool pprof -tagignore=ignore -traces /home/swarming/.swarming/w/ir/x/t/go-build2930116619/testprogcgo_-buildmode=pie.exe /home/swarming/.swarming/w/ir/x/t/prof413078797]:
        TagIgnore expression matched no samples
        File: testprogcgo_-buildmode=pie.exe
        Build ID: 3ed9a7deba57367aef329a9c274d8be330c75473
        Type: cpu
...
                     runtime.exitsyscallfast
                     runtime.exitsyscall
                     runtime.cgocall
                     main._Cfunc_cpuHog
                     main.CgoPprof
                     main.main
                     runtime.main
        -----------+-------------------------------------------------------
    crash_cgo_test.go:344: cpuHog traceback missing.
--- FAIL: TestCgoPprofPIE (17.98s)
2025-03-10 21:20 gotip-linux-amd64-clang15 go@574a9fa6 runtime.TestCgoPprofPIE (log) 
=== RUN   TestCgoPprofPIE
=== PAUSE TestCgoPprofPIE
=== CONT  TestCgoPprofPIE
    crash_test.go:172: running /home/swarming/.swarming/w/ir/x/w/goroot/bin/go build -o /home/swarming/.swarming/w/ir/x/t/go-build4213755160/testprogcgo_-buildmode=pie.exe -buildmode=pie
    crash_test.go:194: built testprogcgo_-buildmode=pie in 15.966505353s
    crash_cgo_test.go:336: [/home/swarming/.swarming/w/ir/x/w/goroot/bin/go tool pprof -tagignore=ignore -traces /home/swarming/.swarming/w/ir/x/t/go-build4213755160/testprogcgo_-buildmode=pie.exe /home/swarming/.swarming/w/ir/x/t/prof4114479937]:
        TagIgnore expression matched no samples
        File: testprogcgo_-buildmode=pie.exe
        Build ID: f64453a027b413d2fcd46bd0058a7c7d9ca2253c
        Type: cpu
...
                     runtime.exitsyscallfast
                     runtime.exitsyscall
                     runtime.cgocall
                     main._Cfunc_cpuHog
                     main.CgoPprof
                     main.main
                     runtime.main
        -----------+-------------------------------------------------------
    crash_cgo_test.go:344: cpuHog traceback missing.
--- FAIL: TestCgoPprofPIE (17.19s)
2025-03-10 21:20 gotip-linux-arm64-asan-clang15 go@574a9fa6 runtime.TestCgoPprofPIE (log) 
=== RUN   TestCgoPprofPIE
=== PAUSE TestCgoPprofPIE
=== CONT  TestCgoPprofPIE
    crash_test.go:172: running /home/swarming/.swarming/w/ir/x/w/goroot/bin/go build -o /home/swarming/.swarming/w/ir/x/t/go-build2199094364/testprogcgo_-buildmode=pie.exe -buildmode=pie
    crash_test.go:194: built testprogcgo_-buildmode=pie in 19.149504644s
    crash_cgo_test.go:336: [/home/swarming/.swarming/w/ir/x/w/goroot/bin/go tool pprof -tagignore=ignore -traces /home/swarming/.swarming/w/ir/x/t/go-build2199094364/testprogcgo_-buildmode=pie.exe /home/swarming/.swarming/w/ir/x/t/prof2858876104]:
        TagIgnore expression matched no samples
        File: testprogcgo_-buildmode=pie.exe
        Build ID: af0a213a78762fb10929a60bca72c89e8d342691
        Type: cpu
...
                     runtime.exitsyscallfast
                     runtime.exitsyscall
                     runtime.cgocall
                     main._Cfunc_cpuHog
                     main.CgoPprof
                     main.main
                     runtime.main
        -----------+-------------------------------------------------------
    crash_cgo_test.go:344: cpuHog traceback missing.
--- FAIL: TestCgoPprofPIE (20.48s)

— watchflakes

@gopherbot gopherbot added the compiler/runtime Issues related to the Go compiler and/or runtime. label Mar 10, 2025
@ianlancetaylor
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CC @thanm Appears to be caused by https://go.dev/cl/655976.

@gopherbot
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Contributor Author

Found new dashboard test flakes for:

#!watchflakes
default <- pkg == "runtime" && test == "TestCgoPprofPIE"
2025-03-10 21:20 gotip-linux-amd64-asan-clang15 go@2611d81d runtime.TestCgoPprofPIE (log) 
=== RUN   TestCgoPprofPIE
=== PAUSE TestCgoPprofPIE
=== CONT  TestCgoPprofPIE
    crash_test.go:172: running /home/swarming/.swarming/w/ir/x/w/goroot/bin/go build -o /home/swarming/.swarming/w/ir/x/t/go-build3355502447/testprogcgo_-buildmode=pie.exe -buildmode=pie
    crash_test.go:194: built testprogcgo_-buildmode=pie in 14.782671757s
    crash_cgo_test.go:336: [/home/swarming/.swarming/w/ir/x/w/goroot/bin/go tool pprof -tagignore=ignore -traces /home/swarming/.swarming/w/ir/x/t/go-build3355502447/testprogcgo_-buildmode=pie.exe /home/swarming/.swarming/w/ir/x/t/prof435132195]:
        TagIgnore expression matched no samples
        File: testprogcgo_-buildmode=pie.exe
        Build ID: 50d40bb744e8d2324215e55238fe90ae2afd7bd5
        Type: cpu
...
                     runtime.exitsyscallfast
                     runtime.exitsyscall
                     runtime.cgocall
                     main._Cfunc_cpuHog
                     main.CgoPprof
                     main.main
                     runtime.main
        -----------+-------------------------------------------------------
    crash_cgo_test.go:344: cpuHog traceback missing.
--- FAIL: TestCgoPprofPIE (16.02s)
2025-03-10 22:02 gotip-linux-amd64-asan-clang15 go@2abe5ceb runtime.TestCgoPprofPIE (log) 
=== RUN   TestCgoPprofPIE
=== PAUSE TestCgoPprofPIE
=== CONT  TestCgoPprofPIE
    crash_test.go:172: running /home/swarming/.swarming/w/ir/x/w/goroot/bin/go build -o /home/swarming/.swarming/w/ir/x/t/go-build3640552166/testprogcgo_-buildmode=pie.exe -buildmode=pie
    crash_test.go:194: built testprogcgo_-buildmode=pie in 16.383259147s
    crash_cgo_test.go:336: [/home/swarming/.swarming/w/ir/x/w/goroot/bin/go tool pprof -tagignore=ignore -traces /home/swarming/.swarming/w/ir/x/t/go-build3640552166/testprogcgo_-buildmode=pie.exe /home/swarming/.swarming/w/ir/x/t/prof97481981]:
        TagIgnore expression matched no samples
        File: testprogcgo_-buildmode=pie.exe
        Build ID: e195c3790f3383aa939fd91b21dc7a106e089a85
        Type: cpu
...
                     runtime.exitsyscallfast
                     runtime.exitsyscall
                     runtime.cgocall
                     main._Cfunc_cpuHog
                     main.CgoPprof
                     main.main
                     runtime.main
        -----------+-------------------------------------------------------
    crash_cgo_test.go:344: cpuHog traceback missing.
--- FAIL: TestCgoPprofPIE (19.41s)

— watchflakes

@gopherbot
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Contributor Author

Found new dashboard test flakes for:

#!watchflakes
default <- pkg == "runtime" && test == "TestCgoPprofPIE"
2025-03-11 00:55 gotip-linux-arm64-clang15 go@2a772a2f runtime.TestCgoPprofPIE (log) 
=== RUN   TestCgoPprofPIE
=== PAUSE TestCgoPprofPIE
=== CONT  TestCgoPprofPIE
    crash_test.go:172: running /home/swarming/.swarming/w/ir/x/w/goroot/bin/go build -o /home/swarming/.swarming/w/ir/x/t/go-build63948788/testprogcgo_-buildmode=pie.exe -buildmode=pie
    crash_test.go:194: built testprogcgo_-buildmode=pie in 11.864818655s
    crash_cgo_test.go:336: [/home/swarming/.swarming/w/ir/x/w/goroot/bin/go tool pprof -tagignore=ignore -traces /home/swarming/.swarming/w/ir/x/t/go-build63948788/testprogcgo_-buildmode=pie.exe /home/swarming/.swarming/w/ir/x/t/prof491127432]:
        TagIgnore expression matched no samples
        File: testprogcgo_-buildmode=pie.exe
        Build ID: 7c87fc5b2169d4854a460485f706fe698ba406cc
        Type: cpu
...
                     runtime.exitsyscallfast
                     runtime.exitsyscall
                     runtime.cgocall
                     main._Cfunc_cpuHog
                     main.CgoPprof
                     main.main
                     runtime.main
        -----------+-------------------------------------------------------
    crash_cgo_test.go:344: cpuHog traceback missing.
--- FAIL: TestCgoPprofPIE (13.06s)
2025-03-11 00:55 gotip-linux-arm64-asan-clang15 go@e3ea8e68 runtime.TestCgoPprofPIE (log) 
=== RUN   TestCgoPprofPIE
=== PAUSE TestCgoPprofPIE
=== CONT  TestCgoPprofPIE
    crash_test.go:172: running /home/swarming/.swarming/w/ir/x/w/goroot/bin/go build -o /home/swarming/.swarming/w/ir/x/t/go-build1698326307/testprogcgo_-buildmode=pie.exe -buildmode=pie
    crash_test.go:194: built testprogcgo_-buildmode=pie in 17.29880314s
    crash_cgo_test.go:336: [/home/swarming/.swarming/w/ir/x/w/goroot/bin/go tool pprof -tagignore=ignore -traces /home/swarming/.swarming/w/ir/x/t/go-build1698326307/testprogcgo_-buildmode=pie.exe /home/swarming/.swarming/w/ir/x/t/prof1895174473]:
        TagIgnore expression matched no samples
        File: testprogcgo_-buildmode=pie.exe
        Build ID: 272dc7e7e808b0ae770d55dd2e9011525104ec2a
        Type: cpu
...
                     runtime.exitsyscallfast
                     runtime.exitsyscall
                     runtime.cgocall
                     main._Cfunc_cpuHog
                     main.CgoPprof
                     main.main
                     runtime.main
        -----------+-------------------------------------------------------
    crash_cgo_test.go:344: cpuHog traceback missing.
--- FAIL: TestCgoPprofPIE (18.59s)

— watchflakes

@gopherbot
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Contributor Author

Found new dashboard test flakes for:

#!watchflakes
default <- pkg == "runtime" && test == "TestCgoPprofPIE"
2025-03-11 04:30 gotip-linux-amd64-clang15 go@2d097e36 runtime.TestCgoPprofPIE (log) 
=== RUN   TestCgoPprofPIE
=== PAUSE TestCgoPprofPIE
=== CONT  TestCgoPprofPIE
    crash_test.go:172: running /home/swarming/.swarming/w/ir/x/w/goroot/bin/go build -o /home/swarming/.swarming/w/ir/x/t/go-build1713976706/testprogcgo_-buildmode=pie.exe -buildmode=pie
    crash_test.go:194: built testprogcgo_-buildmode=pie in 15.950991109s
    crash_cgo_test.go:336: [/home/swarming/.swarming/w/ir/x/w/goroot/bin/go tool pprof -tagignore=ignore -traces /home/swarming/.swarming/w/ir/x/t/go-build1713976706/testprogcgo_-buildmode=pie.exe /home/swarming/.swarming/w/ir/x/t/prof889619309]:
        TagIgnore expression matched no samples
        File: testprogcgo_-buildmode=pie.exe
        Build ID: 3aef0be30d7279b89b4d08c6bcd3645dd6558e1d
        Type: cpu
...
                     runtime.exitsyscallfast
                     runtime.exitsyscall
                     runtime.cgocall
                     main._Cfunc_cpuHog
                     main.CgoPprof
                     main.main
                     runtime.main
        -----------+-------------------------------------------------------
    crash_cgo_test.go:344: cpuHog traceback missing.
--- FAIL: TestCgoPprofPIE (17.17s)

— watchflakes

@gopherbot
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Contributor Author

Found new dashboard test flakes for:

#!watchflakes
default <- pkg == "runtime" && test == "TestCgoPprofPIE"
2025-03-11 04:30 gotip-linux-amd64-asan-clang15 go@2d097e36 runtime.TestCgoPprofPIE (log) 
=== RUN   TestCgoPprofPIE
=== PAUSE TestCgoPprofPIE
=== CONT  TestCgoPprofPIE
    crash_test.go:172: running /home/swarming/.swarming/w/ir/x/w/goroot/bin/go build -o /home/swarming/.swarming/w/ir/x/t/go-build2014382887/testprogcgo_-buildmode=pie.exe -buildmode=pie
    crash_test.go:194: built testprogcgo_-buildmode=pie in 15.930789489s
    crash_cgo_test.go:336: [/home/swarming/.swarming/w/ir/x/w/goroot/bin/go tool pprof -tagignore=ignore -traces /home/swarming/.swarming/w/ir/x/t/go-build2014382887/testprogcgo_-buildmode=pie.exe /home/swarming/.swarming/w/ir/x/t/prof2532293671]:
        TagIgnore expression matched no samples
        File: testprogcgo_-buildmode=pie.exe
        Build ID: 3aef0be30d7279b89b4d08c6bcd3645dd6558e1d
        Type: cpu
...
                     runtime.exitsyscallfast
                     runtime.exitsyscall
                     runtime.cgocall
                     main._Cfunc_cpuHog
                     main.CgoPprof
                     main.main
                     runtime.main
        -----------+-------------------------------------------------------
    crash_cgo_test.go:344: cpuHog traceback missing.
--- FAIL: TestCgoPprofPIE (18.89s)

— watchflakes

@thanm thanm self-assigned this Mar 11, 2025
@thanm
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thanm commented Mar 11, 2025

Thanks, I am taking a look.

@thanm
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thanm commented Mar 11, 2025

I see the issue, will send a fix shortly.

@gopherbot
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Change https://go.dev/cl/656675 mentions this issue: debug/dwarf: read DWARF 5 cu base offsets on SeekPC() path

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Found new dashboard test flakes for:

#!watchflakes
default <- pkg == "runtime" && test == "TestCgoPprofPIE"
2025-03-11 12:44 gotip-linux-amd64-asan-clang15 go@ae4c13af runtime.TestCgoPprofPIE (log) 
=== RUN   TestCgoPprofPIE
=== PAUSE TestCgoPprofPIE
=== CONT  TestCgoPprofPIE
    crash_test.go:172: running /home/swarming/.swarming/w/ir/x/w/goroot/bin/go build -o /home/swarming/.swarming/w/ir/x/t/go-build542160955/testprogcgo_-buildmode=pie.exe -buildmode=pie
    crash_test.go:194: built testprogcgo_-buildmode=pie in 16.182498876s
    crash_cgo_test.go:336: [/home/swarming/.swarming/w/ir/x/w/goroot/bin/go tool pprof -tagignore=ignore -traces /home/swarming/.swarming/w/ir/x/t/go-build542160955/testprogcgo_-buildmode=pie.exe /home/swarming/.swarming/w/ir/x/t/prof920463487]:
        TagIgnore expression matched no samples
        File: testprogcgo_-buildmode=pie.exe
        Build ID: 93d99ff0c5c13b5f37fcaa4e83945f0af955dbaa
        Type: cpu
...
                     runtime.exitsyscallfast
                     runtime.exitsyscall
                     runtime.cgocall
                     main._Cfunc_cpuHog
                     main.CgoPprof
                     main.main
                     runtime.main
        -----------+-------------------------------------------------------
    crash_cgo_test.go:344: cpuHog traceback missing.
--- FAIL: TestCgoPprofPIE (19.07s)
2025-03-11 12:44 gotip-linux-amd64-msan-clang15 go@ae4c13af runtime.TestCgoPprofPIE (log) 
=== RUN   TestCgoPprofPIE
=== PAUSE TestCgoPprofPIE
=== CONT  TestCgoPprofPIE
    crash_test.go:172: running /home/swarming/.swarming/w/ir/x/w/goroot/bin/go build -o /home/swarming/.swarming/w/ir/x/t/go-build1719906573/testprogcgo_-buildmode=pie.exe -buildmode=pie
    crash_test.go:194: built testprogcgo_-buildmode=pie in 15.210649994s
    crash_cgo_test.go:336: [/home/swarming/.swarming/w/ir/x/w/goroot/bin/go tool pprof -tagignore=ignore -traces /home/swarming/.swarming/w/ir/x/t/go-build1719906573/testprogcgo_-buildmode=pie.exe /home/swarming/.swarming/w/ir/x/t/prof1892602201]:
        TagIgnore expression matched no samples
        File: testprogcgo_-buildmode=pie.exe
        Build ID: 93d99ff0c5c13b5f37fcaa4e83945f0af955dbaa
        Type: cpu
...
                     runtime.exitsyscallfast
                     runtime.exitsyscall
                     runtime.cgocall
                     main._Cfunc_cpuHog
                     main.CgoPprof
                     main.main
                     runtime.main
        -----------+-------------------------------------------------------
    crash_cgo_test.go:344: cpuHog traceback missing.
--- FAIL: TestCgoPprofPIE (16.43s)
2025-03-11 12:45 gotip-linux-amd64-msan-clang15 go@a588c6fb runtime.TestCgoPprofPIE (log) 
=== RUN   TestCgoPprofPIE
=== PAUSE TestCgoPprofPIE
=== CONT  TestCgoPprofPIE
    crash_test.go:172: running /home/swarming/.swarming/w/ir/x/w/goroot/bin/go build -o /home/swarming/.swarming/w/ir/x/t/go-build4190337626/testprogcgo_-buildmode=pie.exe -buildmode=pie
    crash_test.go:194: built testprogcgo_-buildmode=pie in 15.1686552s
    crash_cgo_test.go:336: [/home/swarming/.swarming/w/ir/x/w/goroot/bin/go tool pprof -tagignore=ignore -traces /home/swarming/.swarming/w/ir/x/t/go-build4190337626/testprogcgo_-buildmode=pie.exe /home/swarming/.swarming/w/ir/x/t/prof3631298627]:
        TagIgnore expression matched no samples
        File: testprogcgo_-buildmode=pie.exe
        Build ID: b043061b14997f54714348a23081cb51775d68c2
        Type: cpu
...
                     runtime.exitsyscallfast
                     runtime.exitsyscall
                     runtime.cgocall
                     main._Cfunc_cpuHog
                     main.CgoPprof
                     main.main
                     runtime.main
        -----------+-------------------------------------------------------
    crash_cgo_test.go:344: cpuHog traceback missing.
--- FAIL: TestCgoPprofPIE (16.41s)

— watchflakes

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