runtime/race: TestRace failures

[gopherbot]

#!watchflakes
default <- pkg == "runtime/race" && test == "TestRace"

Issue created automatically to collect these failures.

Example (log):

=== RUN   TestRace
    race_test.go:49: Failed to run tests: runtime fatal error
        ==================
        WARNING: DATA RACE
        Read at 0x00c000012578 by goroutine 8:
          command-line-arguments_test.NewLog.func1()
              /home/swarming/.swarming/w/ir/x/w/goroot/src/runtime/race/testdata/regression_test.go:20 +0x33
        
        Previous write at 0x00c000012578 by main goroutine:
          command-line-arguments_test.NewLog()
...
        --- FAIL: TestRaceAtomicAddInt64 (0.00s)
        === RUN   TestNoRaceAtomicAddInt32
        --- PASS: TestNoRaceAtomicAddInt32 (0.00s)
        === RUN   TestNoRaceAtomicLoadAddInt32
        --- PASS: TestNoRaceAtomicLoadAddInt32 (0.00s)
        === RUN   TestNoRaceAtomicLoadStoreInt32
        --- PASS: TestNoRaceAtomicLoadStoreInt32 (0.00s)
        === RUN   TestNoRaceAtomicStoreCASInt32
        --- PASS: TestNoRaceAtomicStoreCASInt32 (0.00s)
        === RUN   TestNoRaceAtomicCASLoadInt32
...
        	/home/swarming/.swarming/w/ir/x/w/goroot/src/net/http/transport.go:2531 +0x1b7 fp=0xc000c99fc0 sp=0xc000c99e30 pc=0x8c4577
        net/http.(*Transport).dialConn.gowrap3()
        	/home/swarming/.swarming/w/ir/x/w/goroot/src/net/http/transport.go:1886 +0x34 fp=0xc000c99fe0 sp=0xc000c99fc0 pc=0x8bf5d4
        runtime.goexit({})
        	/home/swarming/.swarming/w/ir/x/w/goroot/src/runtime/asm_amd64.s:1700 +0x1 fp=0xc000c99fe8 sp=0xc000c99fe0 pc=0x4aeaa1
        created by net/http.(*Transport).dialConn in goroutine 4502
        	/home/swarming/.swarming/w/ir/x/w/goroot/src/net/http/transport.go:1886 +0x291a
        FAIL	command-line-arguments	11.260s
        FAIL
--- FAIL: TestRace (25.18s)

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

#!watchflakes
default <- pkg == "runtime/race" && test == "TestRace"

2024-11-01 22:46 gotip-linux-amd64-longtest-race go@3452f074 runtime/race.TestRace (log)

=== RUN   TestRace
    race_test.go:49: Failed to run tests: runtime fatal error
        ==================
        WARNING: DATA RACE
        Read at 0x00c000012578 by goroutine 8:
          command-line-arguments_test.NewLog.func1()
              /home/swarming/.swarming/w/ir/x/w/goroot/src/runtime/race/testdata/regression_test.go:20 +0x33
        
        Previous write at 0x00c000012578 by main goroutine:
          command-line-arguments_test.NewLog()
...
        --- FAIL: TestRaceAtomicAddInt64 (0.00s)
        === RUN   TestNoRaceAtomicAddInt32
        --- PASS: TestNoRaceAtomicAddInt32 (0.00s)
        === RUN   TestNoRaceAtomicLoadAddInt32
        --- PASS: TestNoRaceAtomicLoadAddInt32 (0.00s)
        === RUN   TestNoRaceAtomicLoadStoreInt32
        --- PASS: TestNoRaceAtomicLoadStoreInt32 (0.00s)
        === RUN   TestNoRaceAtomicStoreCASInt32
        --- PASS: TestNoRaceAtomicStoreCASInt32 (0.00s)
        === RUN   TestNoRaceAtomicCASLoadInt32
...
        	/home/swarming/.swarming/w/ir/x/w/goroot/src/net/http/transport.go:2531 +0x1b7 fp=0xc000c99fc0 sp=0xc000c99e30 pc=0x8c4577
        net/http.(*Transport).dialConn.gowrap3()
        	/home/swarming/.swarming/w/ir/x/w/goroot/src/net/http/transport.go:1886 +0x34 fp=0xc000c99fe0 sp=0xc000c99fc0 pc=0x8bf5d4
        runtime.goexit({})
        	/home/swarming/.swarming/w/ir/x/w/goroot/src/runtime/asm_amd64.s:1700 +0x1 fp=0xc000c99fe8 sp=0xc000c99fe0 pc=0x4aeaa1
        created by net/http.(*Transport).dialConn in goroutine 4502
        	/home/swarming/.swarming/w/ir/x/w/goroot/src/net/http/transport.go:1886 +0x291a
        FAIL	command-line-arguments	11.260s
        FAIL
--- FAIL: TestRace (25.18s)

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

#!watchflakes
default <- pkg == "runtime/race" && test == "TestRace"

2024-11-04 17:35 gotip-linux-amd64-longtest-race go@e8bb9129 runtime/race.TestRace (log)

=== RUN   TestRace
    race_test.go:49: Failed to run tests: runtime fatal error
        ==================
        WARNING: DATA RACE
        Read at 0x00c000012578 by goroutine 8:
          command-line-arguments_test.NewLog.func1()
              /home/swarming/.swarming/w/ir/x/w/goroot/src/runtime/race/testdata/regression_test.go:20 +0x33
        
        Previous write at 0x00c000012578 by main goroutine:
          command-line-arguments_test.NewLog()
...
        --- FAIL: TestRaceAtomicAddInt64 (0.00s)
        === RUN   TestNoRaceAtomicAddInt32
        --- PASS: TestNoRaceAtomicAddInt32 (0.00s)
        === RUN   TestNoRaceAtomicLoadAddInt32
        --- PASS: TestNoRaceAtomicLoadAddInt32 (0.00s)
        === RUN   TestNoRaceAtomicLoadStoreInt32
        --- PASS: TestNoRaceAtomicLoadStoreInt32 (0.00s)
        === RUN   TestNoRaceAtomicStoreCASInt32
        --- PASS: TestNoRaceAtomicStoreCASInt32 (0.00s)
        === RUN   TestNoRaceAtomicCASLoadInt32
...
        	/home/swarming/.swarming/w/ir/x/w/goroot/src/net/http/transport.go:2336 +0x14f3 fp=0xc0000c1fc0 sp=0xc0000c1c18 pc=0x8c2c93
        net/http.(*Transport).dialConn.gowrap2()
        	/home/swarming/.swarming/w/ir/x/w/goroot/src/net/http/transport.go:1885 +0x34 fp=0xc0000c1fe0 sp=0xc0000c1fc0 pc=0x8bf634
        runtime.goexit({})
        	/home/swarming/.swarming/w/ir/x/w/goroot/src/runtime/asm_amd64.s:1700 +0x1 fp=0xc0000c1fe8 sp=0xc0000c1fe0 pc=0x4aeaa1
        created by net/http.(*Transport).dialConn in goroutine 4502
        	/home/swarming/.swarming/w/ir/x/w/goroot/src/net/http/transport.go:1885 +0x2892
        FAIL	command-line-arguments	11.865s
        FAIL
--- FAIL: TestRace (34.70s)

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

#!watchflakes
default <- pkg == "runtime/race" && test == "TestRace"

2024-11-04 22:18 gotip-linux-amd64-longtest-race go@6f59c111 runtime/race.TestRace (log)

=== RUN   TestRace
    race_test.go:49: Failed to run tests: runtime fatal error
        ==================
        WARNING: DATA RACE
        Read at 0x00c000012578 by goroutine 8:
          command-line-arguments_test.NewLog.func1()
              /home/swarming/.swarming/w/ir/x/w/goroot/src/runtime/race/testdata/regression_test.go:20 +0x33
        
        Previous write at 0x00c000012578 by main goroutine:
          command-line-arguments_test.NewLog()
...
        --- FAIL: TestRaceAtomicAddInt64 (0.00s)
        === RUN   TestNoRaceAtomicAddInt32
        --- PASS: TestNoRaceAtomicAddInt32 (0.00s)
        === RUN   TestNoRaceAtomicLoadAddInt32
        --- PASS: TestNoRaceAtomicLoadAddInt32 (0.00s)
        === RUN   TestNoRaceAtomicLoadStoreInt32
        --- PASS: TestNoRaceAtomicLoadStoreInt32 (0.00s)
        === RUN   TestNoRaceAtomicStoreCASInt32
        --- PASS: TestNoRaceAtomicStoreCASInt32 (0.00s)
        === RUN   TestNoRaceAtomicCASLoadInt32
...
        goroutine 4720 gp=0xc00126c1c0 m=nil [runnable]:
        command-line-arguments_test.TestRaceCrawl.func1.gowrap1()
        	/home/swarming/.swarming/w/ir/x/w/goroot/src/runtime/race/testdata/mop_test.go:1096 fp=0xc001266fe0 sp=0xc001266fd8 pc=0x8f99c0
        runtime.goexit({})
        	/home/swarming/.swarming/w/ir/x/w/goroot/src/runtime/asm_amd64.s:1700 +0x1 fp=0xc001266fe8 sp=0xc001266fe0 pc=0x4aeaa1
        created by command-line-arguments_test.TestRaceCrawl.func1 in goroutine 4718
        	/home/swarming/.swarming/w/ir/x/w/goroot/src/runtime/race/testdata/mop_test.go:1096 +0x3b7
        FAIL	command-line-arguments	7.658s
        FAIL
--- FAIL: TestRace (20.35s)

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

#!watchflakes
default <- pkg == "runtime/race" && test == "TestRace"

2024-11-05 15:59 gotip-linux-amd64-longtest-race go@4f092a9f runtime/race.TestRace (log)

=== RUN   TestRace
    race_test.go:49: Failed to run tests: runtime fatal error
        ==================
        WARNING: DATA RACE
        Read at 0x00c000012578 by goroutine 8:
          command-line-arguments_test.NewLog.func1()
              /home/swarming/.swarming/w/ir/x/w/goroot/src/runtime/race/testdata/regression_test.go:20 +0x33
        
        Previous write at 0x00c000012578 by main goroutine:
          command-line-arguments_test.NewLog()
...
        --- FAIL: TestRaceAtomicAddInt64 (0.00s)
        === RUN   TestNoRaceAtomicAddInt32
        --- PASS: TestNoRaceAtomicAddInt32 (0.00s)
        === RUN   TestNoRaceAtomicLoadAddInt32
        --- PASS: TestNoRaceAtomicLoadAddInt32 (0.00s)
        === RUN   TestNoRaceAtomicLoadStoreInt32
        --- PASS: TestNoRaceAtomicLoadStoreInt32 (0.00s)
        === RUN   TestNoRaceAtomicStoreCASInt32
        --- PASS: TestNoRaceAtomicStoreCASInt32 (0.00s)
        === RUN   TestNoRaceAtomicCASLoadInt32
...
        	/home/swarming/.swarming/w/ir/x/w/goroot/src/net/http/server.go:2127 +0x14bb fp=0xc000161fa0 sp=0xc000161a78 pc=0x89849b
        net/http.(*Server).Serve.gowrap3()
        	/home/swarming/.swarming/w/ir/x/w/goroot/src/net/http/server.go:3366 +0x50 fp=0xc000161fe0 sp=0xc000161fa0 pc=0x89ec70
        runtime.goexit({})
        	/home/swarming/.swarming/w/ir/x/w/goroot/src/runtime/asm_amd64.s:1700 +0x1 fp=0xc000161fe8 sp=0xc000161fe0 pc=0x4aeaa1
        created by net/http.(*Server).Serve in goroutine 4495
        	/home/swarming/.swarming/w/ir/x/w/goroot/src/net/http/server.go:3366 +0x8ca
        FAIL	command-line-arguments	10.315s
        FAIL
--- FAIL: TestRace (31.30s)

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

#!watchflakes
default <- pkg == "runtime/race" && test == "TestRace"

2024-11-05 19:52 gotip-linux-amd64-longtest-race go@3b94c357 runtime/race.TestRace (log)

=== RUN   TestRace
    race_test.go:49: Failed to run tests: runtime fatal error
        ==================
        WARNING: DATA RACE
        Read at 0x00c000012578 by goroutine 8:
          command-line-arguments_test.NewLog.func1()
              /home/swarming/.swarming/w/ir/x/w/goroot/src/runtime/race/testdata/regression_test.go:20 +0x33
        
        Previous write at 0x00c000012578 by main goroutine:
          command-line-arguments_test.NewLog()
...
        --- FAIL: TestRaceAtomicAddInt64 (0.00s)
        === RUN   TestNoRaceAtomicAddInt32
        --- PASS: TestNoRaceAtomicAddInt32 (0.00s)
        === RUN   TestNoRaceAtomicLoadAddInt32
        --- PASS: TestNoRaceAtomicLoadAddInt32 (0.00s)
        === RUN   TestNoRaceAtomicLoadStoreInt32
        --- PASS: TestNoRaceAtomicLoadStoreInt32 (0.00s)
        === RUN   TestNoRaceAtomicStoreCASInt32
        --- PASS: TestNoRaceAtomicStoreCASInt32 (0.00s)
        === RUN   TestNoRaceAtomicCASLoadInt32
...
        goroutine 4722 gp=0xc0001bc380 m=nil [runnable]:
        command-line-arguments_test.TestRaceCrawl.func1.gowrap1()
        	/home/swarming/.swarming/w/ir/x/w/goroot/src/runtime/race/testdata/mop_test.go:1096 fp=0xc000a0dfe0 sp=0xc000a0dfd8 pc=0x8f99c0
        runtime.goexit({})
        	/home/swarming/.swarming/w/ir/x/w/goroot/src/runtime/asm_amd64.s:1700 +0x1 fp=0xc000a0dfe8 sp=0xc000a0dfe0 pc=0x4aeaa1
        created by command-line-arguments_test.TestRaceCrawl.func1 in goroutine 4721
        	/home/swarming/.swarming/w/ir/x/w/goroot/src/runtime/race/testdata/mop_test.go:1096 +0x3b7
        FAIL	command-line-arguments	11.566s
        FAIL
--- FAIL: TestRace (32.65s)

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

#!watchflakes
default <- pkg == "runtime/race" && test == "TestRace"

2024-11-06 17:34 gotip-linux-amd64-longtest-race go@72801623 runtime/race.TestRace (log)

=== RUN   TestRace
    race_test.go:49: Failed to run tests: runtime fatal error
        ==================
        WARNING: DATA RACE
        Read at 0x00c000012578 by goroutine 8:
          command-line-arguments_test.NewLog.func1()
              /home/swarming/.swarming/w/ir/x/w/goroot/src/runtime/race/testdata/regression_test.go:20 +0x33
        
        Previous write at 0x00c000012578 by main goroutine:
          command-line-arguments_test.NewLog()
...
        --- FAIL: TestRaceAtomicAddInt64 (0.00s)
        === RUN   TestNoRaceAtomicAddInt32
        --- PASS: TestNoRaceAtomicAddInt32 (0.00s)
        === RUN   TestNoRaceAtomicLoadAddInt32
        --- PASS: TestNoRaceAtomicLoadAddInt32 (0.00s)
        === RUN   TestNoRaceAtomicLoadStoreInt32
        --- PASS: TestNoRaceAtomicLoadStoreInt32 (0.00s)
        === RUN   TestNoRaceAtomicStoreCASInt32
        --- PASS: TestNoRaceAtomicStoreCASInt32 (0.00s)
        === RUN   TestNoRaceAtomicCASLoadInt32
...
        	/home/swarming/.swarming/w/ir/x/w/goroot/src/net/http/transport.go:2565 +0x1b7 fp=0xc000c3dfc0 sp=0xc000c3de30 pc=0x8c4fd7
        net/http.(*Transport).dialConn.gowrap3()
        	/home/swarming/.swarming/w/ir/x/w/goroot/src/net/http/transport.go:1920 +0x34 fp=0xc000c3dfe0 sp=0xc000c3dfc0 pc=0x8c0034
        runtime.goexit({})
        	/home/swarming/.swarming/w/ir/x/w/goroot/src/runtime/asm_amd64.s:1700 +0x1 fp=0xc000c3dfe8 sp=0xc000c3dfe0 pc=0x4aeaa1
        created by net/http.(*Transport).dialConn in goroutine 4502
        	/home/swarming/.swarming/w/ir/x/w/goroot/src/net/http/transport.go:1920 +0x291a
        FAIL	command-line-arguments	12.915s
        FAIL
--- FAIL: TestRace (33.26s)

— watchflakes

[gopherbot]

Change https://go.dev/cl/626036 mentions this issue: runtime/race: treat map concurrent access detection as a race detector hit