crypto/internal/fips140test: TestFIPS140/RSA_KeyGen failures

[gopherbot]

#!watchflakes
default <- pkg == "crypto/internal/fips140test" && test == "TestFIPS140/RSA_KeyGen"

Issue created automatically to collect these failures.

Example (log):

=== RUN   TestFIPS140/RSA_KeyGen
==================
WARNING: DATA RACE
Write at 0x000105ac0cc0 by goroutine 138:
  ??()
      -:0 +0x1045c635c
  sync/atomic.SwapUint32()
      <autogenerated>:1 +0x14
  crypto/internal/fips140/entropy.(*source).Sample()
      /Users/swarming/.swarming/w/ir/x/w/goroot/src/crypto/internal/fips140/entropy/entropy.go:131 +0x94
...
      /Users/swarming/.swarming/w/ir/x/w/goroot/src/crypto/internal/fips140test/entropy_test.go:241 +0x34
  testing.tRunner()
      /Users/swarming/.swarming/w/ir/x/w/goroot/src/testing/testing.go:1936 +0x164
  testing.(*T).Run.gowrap1()
      /Users/swarming/.swarming/w/ir/x/w/goroot/src/testing/testing.go:1999 +0x34
==================
    fips_test.go:245: RSA key generated
    fips_test.go:451: Service indicator is set
    testing.go:1619: race detected during execution of test
--- FAIL: TestFIPS140/RSA_KeyGen (0.07s)

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

#!watchflakes
default <- pkg == "crypto/internal/fips140test" && test == "TestFIPS140/RSA_KeyGen"

2025-10-01 06:52 gotip-darwin-arm64-race go@eb1c7f6e crypto/internal/fips140test.TestFIPS140/RSA_KeyGen (log)

=== RUN   TestFIPS140/RSA_KeyGen
==================
WARNING: DATA RACE
Write at 0x000105ac0cc0 by goroutine 138:
  ??()
      -:0 +0x1045c635c
  sync/atomic.SwapUint32()
      <autogenerated>:1 +0x14
  crypto/internal/fips140/entropy.(*source).Sample()
      /Users/swarming/.swarming/w/ir/x/w/goroot/src/crypto/internal/fips140/entropy/entropy.go:131 +0x94
...
      /Users/swarming/.swarming/w/ir/x/w/goroot/src/crypto/internal/fips140test/entropy_test.go:241 +0x34
  testing.tRunner()
      /Users/swarming/.swarming/w/ir/x/w/goroot/src/testing/testing.go:1936 +0x164
  testing.(*T).Run.gowrap1()
      /Users/swarming/.swarming/w/ir/x/w/goroot/src/testing/testing.go:1999 +0x34
==================
    fips_test.go:245: RSA key generated
    fips_test.go:451: Service indicator is set
    testing.go:1619: race detected during execution of test
--- FAIL: TestFIPS140/RSA_KeyGen (0.07s)

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

#!watchflakes
default <- pkg == "crypto/internal/fips140test" && test == "TestFIPS140/RSA_KeyGen"

2025-10-03 15:29 gotip-linux-arm64-race go@630799c6 crypto/internal/fips140test.TestFIPS140/RSA_KeyGen (log)

=== RUN   TestFIPS140/RSA_KeyGen
==================
WARNING: DATA RACE
Write at 0x0000015731a0 by goroutine 143:
  ??()
      -:0 +0x362d0
  sync/atomic.SwapUint32()
      <autogenerated>:1 +0x14
  crypto/internal/fips140/entropy.(*source).Sample()
      /home/swarming/.swarming/w/ir/x/w/goroot/src/crypto/internal/fips140/entropy/entropy.go:131 +0x94
...
      /home/swarming/.swarming/w/ir/x/w/goroot/src/crypto/internal/fips140test/entropy_test.go:241 +0x34
  testing.tRunner()
      /home/swarming/.swarming/w/ir/x/w/goroot/src/testing/testing.go:1936 +0x164
  testing.(*T).Run.gowrap1()
      /home/swarming/.swarming/w/ir/x/w/goroot/src/testing/testing.go:1999 +0x34
==================
    fips_test.go:245: RSA key generated
    fips_test.go:451: Service indicator is set
    testing.go:1619: race detected during execution of test
--- FAIL: TestFIPS140/RSA_KeyGen (0.26s)

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

#!watchflakes
default <- pkg == "crypto/internal/fips140test" && test == "TestFIPS140/RSA_KeyGen"

2025-10-03 19:30 gotip-darwin-arm64-race go@ad3db256 crypto/internal/fips140test.TestFIPS140/RSA_KeyGen (log)

=== RUN   TestFIPS140/RSA_KeyGen
==================
WARNING: DATA RACE
Write at 0x0001038b8ce0 by goroutine 140:
  ??()
      -:0 +0x1023ba35c
  sync/atomic.SwapUint32()
      <autogenerated>:1 +0x14
  crypto/internal/fips140/entropy.(*source).Sample()
      /Users/swarming/.swarming/w/ir/x/w/goroot/src/crypto/internal/fips140/entropy/entropy.go:131 +0x94
...
      /Users/swarming/.swarming/w/ir/x/w/goroot/src/crypto/internal/fips140test/entropy_test.go:241 +0x34
  testing.tRunner()
      /Users/swarming/.swarming/w/ir/x/w/goroot/src/testing/testing.go:1936 +0x164
  testing.(*T).Run.gowrap1()
      /Users/swarming/.swarming/w/ir/x/w/goroot/src/testing/testing.go:1999 +0x34
==================
    fips_test.go:245: RSA key generated
    fips_test.go:451: Service indicator is set
    testing.go:1619: race detected during execution of test
--- FAIL: TestFIPS140/RSA_KeyGen (0.05s)

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

#!watchflakes
default <- pkg == "crypto/internal/fips140test" && test == "TestFIPS140/RSA_KeyGen"

2025-10-06 19:27 gotip-darwin-arm64-race go@ac2ec821 crypto/internal/fips140test.TestFIPS140/RSA_KeyGen (log)

=== RUN   TestFIPS140/RSA_KeyGen
==================
WARNING: DATA RACE
Write at 0x000103e64ce0 by goroutine 139:
  ??()
      -:0 +0x10296635c
  sync/atomic.SwapUint32()
      <autogenerated>:1 +0x14
  crypto/internal/fips140/entropy.(*source).Sample()
      /Users/swarming/.swarming/w/ir/x/w/goroot/src/crypto/internal/fips140/entropy/entropy.go:131 +0x94
...
      /Users/swarming/.swarming/w/ir/x/w/goroot/src/crypto/internal/fips140test/entropy_test.go:241 +0x34
  testing.tRunner()
      /Users/swarming/.swarming/w/ir/x/w/goroot/src/testing/testing.go:1936 +0x164
  testing.(*T).Run.gowrap1()
      /Users/swarming/.swarming/w/ir/x/w/goroot/src/testing/testing.go:1999 +0x34
==================
    fips_test.go:245: RSA key generated
    fips_test.go:451: Service indicator is set
    testing.go:1619: race detected during execution of test
--- FAIL: TestFIPS140/RSA_KeyGen (0.09s)

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

#!watchflakes
default <- pkg == "crypto/internal/fips140test" && test == "TestFIPS140/RSA_KeyGen"

2025-10-07 06:51 gotip-linux-amd64-longtest-race go@4c0fd3a2 crypto/internal/fips140test.TestFIPS140/RSA_KeyGen (log)

=== RUN   TestFIPS140/RSA_KeyGen
==================
WARNING: DATA RACE
Write at 0x0000019da060 by goroutine 166:
  sync/atomic.SwapInt32()
      /home/swarming/.swarming/w/ir/x/w/goroot/src/runtime/race_amd64.s:256 +0xb
  sync/atomic.SwapUint32()
      <autogenerated>:1 +0x14
  crypto/internal/fips140/entropy.(*source).Sample()
      /home/swarming/.swarming/w/ir/x/w/goroot/src/crypto/internal/fips140/entropy/entropy.go:131 +0x98
...
      /home/swarming/.swarming/w/ir/x/w/goroot/src/crypto/internal/fips140test/entropy_test.go:241 +0x2c
  testing.tRunner()
      /home/swarming/.swarming/w/ir/x/w/goroot/src/testing/testing.go:1936 +0x21c
  testing.(*T).Run.gowrap1()
      /home/swarming/.swarming/w/ir/x/w/goroot/src/testing/testing.go:1999 +0x38
==================
    fips_test.go:245: RSA key generated
    fips_test.go:451: Service indicator is set
    testing.go:1619: race detected during execution of test
--- FAIL: TestFIPS140/RSA_KeyGen (0.18s)

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

#!watchflakes
default <- pkg == "crypto/internal/fips140test" && test == "TestFIPS140/RSA_KeyGen"

2025-10-07 18:23 gotip-darwin-arm64-race go@3fc4c79f crypto/internal/fips140test.TestFIPS140/RSA_KeyGen (log)

=== RUN   TestFIPS140/RSA_KeyGen
==================
WARNING: DATA RACE
Write at 0x000101d99560 by goroutine 139:
  ??()
      -:0 +0x10089235c
  sync/atomic.SwapUint32()
      <autogenerated>:1 +0x14
  crypto/internal/fips140/entropy.(*source).Sample()
      /Users/swarming/.swarming/w/ir/x/w/goroot/src/crypto/internal/fips140/entropy/entropy.go:131 +0x94
...
      /Users/swarming/.swarming/w/ir/x/w/goroot/src/crypto/internal/fips140test/entropy_test.go:241 +0x34
  testing.tRunner()
      /Users/swarming/.swarming/w/ir/x/w/goroot/src/testing/testing.go:1936 +0x164
  testing.(*T).Run.gowrap1()
      /Users/swarming/.swarming/w/ir/x/w/goroot/src/testing/testing.go:1999 +0x34
==================
    fips_test.go:245: RSA key generated
    fips_test.go:451: Service indicator is set
    testing.go:1619: race detected during execution of test
--- FAIL: TestFIPS140/RSA_KeyGen (0.14s)

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

#!watchflakes
default <- pkg == "crypto/internal/fips140test" && test == "TestFIPS140/RSA_KeyGen"

2025-10-08 21:27 gotip-windows-amd64-race go@ee163197 crypto/internal/fips140test.TestFIPS140/RSA_KeyGen (log)

=== RUN   TestFIPS140/RSA_KeyGen
==================
WARNING: DATA RACE
Read at 0x0001406f1720 by goroutine 154:
  crypto/internal/fips140/entropy.(*source).Sample()
      C:/b/s/w/ir/x/w/goroot/src/crypto/internal/fips140/entropy/entropy.go:126 +0x64
  crypto/internal/fips140/entropy.Samples()
      C:/b/s/w/ir/x/w/goroot/src/crypto/internal/fips140/entropy/entropy.go:86 +0x113
  crypto/internal/fips140/entropy.Seed()
      C:/b/s/w/ir/x/w/goroot/src/crypto/internal/fips140/entropy/entropy.go:39 +0x86
...
      C:/b/s/w/ir/x/w/goroot/src/crypto/internal/fips140test/entropy_test.go:242 +0x2c
  testing.tRunner()
      C:/b/s/w/ir/x/w/goroot/src/testing/testing.go:2029 +0x1ca
  testing.(*T).Run.gowrap1()
      C:/b/s/w/ir/x/w/goroot/src/testing/testing.go:2094 +0x38
==================
    fips_test.go:245: RSA key generated
    fips_test.go:451: Service indicator is set
    testing.go:1712: race detected during execution of test
--- FAIL: TestFIPS140/RSA_KeyGen (0.16s)

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

#!watchflakes
default <- pkg == "crypto/internal/fips140test" && test == "TestFIPS140/RSA_KeyGen"

2025-10-09 15:24 gotip-windows-amd64-race go@8d810286 crypto/internal/fips140test.TestFIPS140/RSA_KeyGen (log)

=== RUN   TestFIPS140/RSA_KeyGen
==================
WARNING: DATA RACE
Write at 0x0001406f1720 by goroutine 154:
  sync/atomic.SwapInt32()
      C:/b/s/w/ir/x/w/goroot/src/runtime/race_amd64.s:256 +0xb
  sync/atomic.SwapUint32()
      <autogenerated>:1 +0x14
  crypto/internal/fips140/entropy.(*source).Sample()
      C:/b/s/w/ir/x/w/goroot/src/crypto/internal/fips140/entropy/entropy.go:131 +0x98
...
      C:/b/s/w/ir/x/w/goroot/src/crypto/internal/fips140test/entropy_test.go:242 +0x2c
  testing.tRunner()
      C:/b/s/w/ir/x/w/goroot/src/testing/testing.go:2029 +0x1ca
  testing.(*T).Run.gowrap1()
      C:/b/s/w/ir/x/w/goroot/src/testing/testing.go:2094 +0x38
==================
    fips_test.go:245: RSA key generated
    fips_test.go:451: Service indicator is set
    testing.go:1712: race detected during execution of test
--- FAIL: TestFIPS140/RSA_KeyGen (0.12s)

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

#!watchflakes
default <- pkg == "crypto/internal/fips140test" && test == "TestFIPS140/RSA_KeyGen"

2025-10-09 21:34 gotip-linux-arm64-race go@80f3bb55 crypto/internal/fips140test.TestFIPS140/RSA_KeyGen (log)

=== RUN   TestFIPS140/RSA_KeyGen
==================
WARNING: DATA RACE
Write at 0x000001583aa0 by goroutine 145:
  ??()
      -:0 +0x362d0
  sync/atomic.SwapUint32()
      <autogenerated>:1 +0x14
  crypto/internal/fips140/entropy.(*source).Sample()
      /home/swarming/.swarming/w/ir/x/w/goroot/src/crypto/internal/fips140/entropy/entropy.go:131 +0x94
...
      /home/swarming/.swarming/w/ir/x/w/goroot/src/crypto/internal/fips140test/entropy_test.go:242 +0x34
  testing.tRunner()
      /home/swarming/.swarming/w/ir/x/w/goroot/src/testing/testing.go:2029 +0x164
  testing.(*T).Run.gowrap1()
      /home/swarming/.swarming/w/ir/x/w/goroot/src/testing/testing.go:2094 +0x34
==================
    fips_test.go:245: RSA key generated
    fips_test.go:451: Service indicator is set
    testing.go:1712: race detected during execution of test
--- FAIL: TestFIPS140/RSA_KeyGen (0.44s)

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

#!watchflakes
default <- pkg == "crypto/internal/fips140test" && test == "TestFIPS140/RSA_KeyGen"

2025-10-10 21:38 gotip-windows-amd64-race go@584a89fe crypto/internal/fips140test.TestFIPS140/RSA_KeyGen (log)

=== RUN   TestFIPS140/RSA_KeyGen
==================
WARNING: DATA RACE
Write at 0x0001406f1720 by goroutine 153:
  sync/atomic.SwapInt32()
      C:/b/s/w/ir/x/w/goroot/src/runtime/race_amd64.s:256 +0xb
  sync/atomic.SwapUint32()
      <autogenerated>:1 +0x14
  crypto/internal/fips140/entropy.(*source).Sample()
      C:/b/s/w/ir/x/w/goroot/src/crypto/internal/fips140/entropy/entropy.go:131 +0x98
...
      C:/b/s/w/ir/x/w/goroot/src/crypto/internal/fips140test/entropy_test.go:242 +0x2c
  testing.tRunner()
      C:/b/s/w/ir/x/w/goroot/src/testing/testing.go:2029 +0x1ca
  testing.(*T).Run.gowrap1()
      C:/b/s/w/ir/x/w/goroot/src/testing/testing.go:2094 +0x38
==================
    fips_test.go:245: RSA key generated
    fips_test.go:451: Service indicator is set
    testing.go:1712: race detected during execution of test
--- FAIL: TestFIPS140/RSA_KeyGen (0.25s)

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

#!watchflakes
default <- pkg == "crypto/internal/fips140test" && test == "TestFIPS140/RSA_KeyGen"

2025-10-10 22:58 gotip-darwin-amd64-race go@e8a53538 crypto/internal/fips140test.TestFIPS140/RSA_KeyGen (log)

=== RUN   TestFIPS140/RSA_KeyGen
==================
WARNING: DATA RACE
Write at 0x000006a1cd20 by goroutine 140:
  sync/atomic.SwapInt32()
      /Users/swarming/.swarming/w/ir/x/w/goroot/src/runtime/race_amd64.s:256 +0xb
  sync/atomic.SwapUint32()
      <autogenerated>:1 +0x14
  crypto/internal/fips140/entropy.(*source).Sample()
      /Users/swarming/.swarming/w/ir/x/w/goroot/src/crypto/internal/fips140/entropy/entropy.go:131 +0x98
...
      /Users/swarming/.swarming/w/ir/x/w/goroot/src/crypto/internal/fips140test/entropy_test.go:242 +0x2c
  testing.tRunner()
      /Users/swarming/.swarming/w/ir/x/w/goroot/src/testing/testing.go:2029 +0x21c
  testing.(*T).Run.gowrap1()
      /Users/swarming/.swarming/w/ir/x/w/goroot/src/testing/testing.go:2094 +0x38
==================
    fips_test.go:245: RSA key generated
    fips_test.go:451: Service indicator is set
    testing.go:1712: race detected during execution of test
--- FAIL: TestFIPS140/RSA_KeyGen (0.12s)

— watchflakes

[gopherbot]

Change https://go.dev/cl/710058 mentions this issue: crypto/internal/fips140/entropy: fix benign race

[gopherbot]

Found new dashboard test flakes for:

#!watchflakes
default <- pkg == "crypto/internal/fips140test" && test == "TestFIPS140/RSA_KeyGen"

2025-10-13 19:35 gotip-freebsd-amd64-race go@9fdd6904 crypto/internal/fips140test.TestFIPS140/RSA_KeyGen (log)

=== RUN   TestFIPS140/RSA_KeyGen
==================
WARNING: DATA RACE
Write at 0x0000019d2100 by goroutine 151:
  sync/atomic.SwapInt32()
      /home/swarming/.swarming/w/ir/x/w/goroot/src/runtime/race_amd64.s:256 +0xb
  sync/atomic.SwapUint32()
      <autogenerated>:1 +0x14
  crypto/internal/fips140/entropy.(*source).Sample()
      /home/swarming/.swarming/w/ir/x/w/goroot/src/crypto/internal/fips140/entropy/entropy.go:131 +0x98
...
      /home/swarming/.swarming/w/ir/x/w/goroot/src/crypto/internal/fips140test/entropy_test.go:242 +0x2c
  testing.tRunner()
      /home/swarming/.swarming/w/ir/x/w/goroot/src/testing/testing.go:2029 +0x21c
  testing.(*T).Run.gowrap1()
      /home/swarming/.swarming/w/ir/x/w/goroot/src/testing/testing.go:2094 +0x38
==================
    fips_test.go:245: RSA key generated
    fips_test.go:451: Service indicator is set
    testing.go:1712: race detected during execution of test
--- FAIL: TestFIPS140/RSA_KeyGen (0.18s)

— watchflakes