runtime: SIGBUS in runtime.retake on freebsd-amd64-12_2

[bcmills]

$ greplogs --dashboard -md -e (?ms)SIGBUS.*runtime\.mstart --since=2021-05-01

2021-08-27T00:36:19-f153b67/freebsd-amd64-12_2:

--- FAIL: TestCrossPackageTests (0.30s)
    pkg_test.go:66: go test -short: exit status 2
        fatal error: unexpected signal during runtime execution
        [signal SIGBUS: bus error code=0xc addr=0x804874950 pc=0x4420b1]
        
        runtime stack:
        runtime.throw({0x9b43b5, 0x7fffdfffde70})
        	/tmp/workdir/go/src/runtime/panic.go:965 +0x71 fp=0x7fffdfffde20 sp=0x7fffdfffddf0 pc=0x4347d1
        runtime.sigpanic()
        	/tmp/workdir/go/src/runtime/signal_unix.go:720 +0x3a9 fp=0x7fffdfffde70 sp=0x7fffdfffde20 pc=0x449e69
        runtime.retake(0xb5a910e5e5)
        	/tmp/workdir/go/src/runtime/proc.go:5417 +0x51 fp=0x7fffdfffdeb0 sp=0x7fffdfffde70 pc=0x4420b1
        runtime.sysmon()
        	/tmp/workdir/go/src/runtime/proc.go:5375 +0x317 fp=0x7fffdfffdf18 sp=0x7fffdfffdeb0 pc=0x441f17
        runtime.mstart1()
        	/tmp/workdir/go/src/runtime/proc.go:1400 +0x93 fp=0x7fffdfffdf40 sp=0x7fffdfffdf18 pc=0x439af3
        runtime.mstart0()
        	/tmp/workdir/go/src/runtime/proc.go:1358 +0x79 fp=0x7fffdfffdf70 sp=0x7fffdfffdf40 pc=0x439a39
        runtime.mstart()
        	/tmp/workdir/go/src/runtime/asm_amd64.s:242 +0x5 fp=0x7fffdfffdf78 sp=0x7fffdfffdf70 pc=0x460fc5
        
        goroutine 1 [semacquire]:
        runtime.gopark(0xd9d4e0, 0x828533ec8, 0x80, 0x53, 0x40e46b)
        	/tmp/workdir/go/src/runtime/proc.go:366 +0xd6 fp=0xc0004e3790 sp=0xc0004e3770 pc=0x437336
        runtime.goparkunlock(...)
        	/tmp/workdir/go/src/runtime/proc.go:372
        runtime.semacquire1(0xc0000f46b8, 0xe0, 0x1, 0x0)
        	/tmp/workdir/go/src/runtime/sema.go:144 +0x20c fp=0xc0004e37f8 sp=0xc0004e3790 pc=0x4473ec
        sync.runtime_Semacquire(0xc0003f96e0)
        	/tmp/workdir/go/src/runtime/sema.go:56 +0x25 fp=0xc0004e3828 sp=0xc0004e37f8 pc=0x45f545
        sync.(*WaitGroup).Wait(0x945200)
        	/tmp/workdir/go/src/sync/waitgroup.go:130 +0x71 fp=0xc0004e3850 sp=0xc0004e3828 pc=0x46e5d1
        cmd/go/internal/work.(*Builder).Do(0xc0002dcf00, {0xa77700, 0xc0000280f8}, 0xc0004c77c0)
        	/tmp/workdir/go/src/cmd/go/internal/work/exec.go:208 +0x4af fp=0xc0004e3968 sp=0xc0004e3850 pc=0x849c0f
        cmd/go/internal/test.runTest({0xa77700, 0xc0000280f8}, 0xc00002a300, {0xc0000201a0, 0x4a, 0x4c})
        	/tmp/workdir/go/src/cmd/go/internal/test/test.go:831 +0x1d53 fp=0xc0004e3d98 sp=0xc0004e3968 pc=0x8af693
        main.invoke(0xd8af60, {0xc000020190, 0x2, 0x2})
        	/tmp/workdir/go/src/cmd/go/main.go:216 +0x2f6 fp=0xc0004e3e60 sp=0xc0004e3d98 pc=0x8c5bf6
        main.main()
        	/tmp/workdir/go/src/cmd/go/main.go:173 +0x78e fp=0xc0004e3f80 sp=0xc0004e3e60 pc=0x8c55ce
        runtime.main()
        	/tmp/workdir/go/src/runtime/proc.go:255 +0x213 fp=0xc0004e3fe0 sp=0xc0004e3f80 pc=0x436f73
        runtime.goexit()
        	/tmp/workdir/go/src/runtime/asm_amd64.s:1446 +0x1 fp=0xc0004e3fe8 sp=0xc0004e3fe0 pc=0x463281
        
        goroutine 2 [force gc (idle)]:
        runtime.gopark(0x0, 0x0, 0x0, 0x0, 0x0)
        	/tmp/workdir/go/src/runtime/proc.go:366 +0xd6 fp=0xc000044fb0 sp=0xc000044f90 pc=0x437336
        runtime.goparkunlock(...)
        	/tmp/workdir/go/src/runtime/proc.go:372
        runtime.forcegchelper()
        	/tmp/workdir/go/src/runtime/proc.go:306 +0xa5 fp=0xc000044fe0 sp=0xc000044fb0 pc=0x4371c5
        runtime.goexit()
        	/tmp/workdir/go/src/runtime/asm_amd64.s:1446 +0x1 fp=0xc000044fe8 sp=0xc000044fe0 pc=0x463281
        created by runtime.init.6
        	/tmp/workdir/go/src/runtime/proc.go:294 +0x25
        
        goroutine 18 [GC sweep wait]:
        runtime.gopark(0x1, 0x0, 0x0, 0x0, 0x0)
        	/tmp/workdir/go/src/runtime/proc.go:366 +0xd6 fp=0xc000040790 sp=0xc000040770 pc=0x437336
        runtime.goparkunlock(...)
        	/tmp/workdir/go/src/runtime/proc.go:372
        runtime.bgsweep(0x0)
        	/tmp/workdir/go/src/runtime/mgcsweep.go:182 +0xdc fp=0xc0000407c8 sp=0xc000040790 pc=0x42417c
        runtime.gcenable.func1()
        	/tmp/workdir/go/src/runtime/mgc.go:177 +0x26 fp=0xc0000407e0 sp=0xc0000407c8 pc=0x41a5c6
        runtime.goexit()
        	/tmp/workdir/go/src/runtime/asm_amd64.s:1446 +0x1 fp=0xc0000407e8 sp=0xc0000407e0 pc=0x463281
        created by runtime.gcenable
        	/tmp/workdir/go/src/runtime/mgc.go:177 +0x6b
        
        goroutine 19 [GC scavenge wait]:
        runtime.gopark(0xc000040fa0, 0x0, 0x0, 0x0, 0x0)
        	/tmp/workdir/go/src/runtime/proc.go:366 +0xd6 fp=0xc000040f60 sp=0xc000040f40 pc=0x437336
        runtime.goparkunlock(...)
        	/tmp/workdir/go/src/runtime/proc.go:372
        runtime.bgscavenge(0x0)
        	/tmp/workdir/go/src/runtime/mgcscavenge.go:315 +0x288 fp=0xc000040fc8 sp=0xc000040f60 pc=0x4223e8
        runtime.gcenable.func2()
        	/tmp/workdir/go/src/runtime/mgc.go:178 +0x26 fp=0xc000040fe0 sp=0xc000040fc8 pc=0x41a566
        runtime.goexit()
        	/tmp/workdir/go/src/runtime/asm_amd64.s:1446 +0x1 fp=0xc000040fe8 sp=0xc000040fe0 pc=0x463281
        created by runtime.gcenable
        	/tmp/workdir/go/src/runtime/mgc.go:178 +0xaa
        
        goroutine 3 [finalizer wait]:
        runtime.gopark(0x0, 0x9e4f50, 0x0, 0xe0, 0x1000000010)
        	/tmp/workdir/go/src/runtime/proc.go:366 +0xd6 fp=0xc000044630 sp=0xc000044610 pc=0x437336
        runtime.goparkunlock(...)
        	/tmp/workdir/go/src/runtime/proc.go:372
        runtime.runfinq()
        	/tmp/workdir/go/src/runtime/mfinal.go:177 +0xb3 fp=0xc0000447e0 sp=0xc000044630 pc=0x4197d3
        runtime.goexit()
        	/tmp/workdir/go/src/runtime/asm_amd64.s:1446 +0x1 fp=0xc0000447e8 sp=0xc0000447e0 pc=0x463281
        created by runtime.createfing
        	/tmp/workdir/go/src/runtime/mfinal.go:157 +0x45
        
        goroutine 8 [GC worker (idle)]:
        runtime.gopark(0x0, 0x0, 0x0, 0x0, 0x0)
        	/tmp/workdir/go/src/runtime/proc.go:366 +0xd6 fp=0xc000046f60 sp=0xc000046f40 pc=0x437336
        runtime.gcBgMarkWorker()
        	/tmp/workdir/go/src/runtime/mgc.go:1195 +0xe5 fp=0xc000046fe0 sp=0xc000046f60 pc=0x41c6e5
        runtime.goexit()
        	/tmp/workdir/go/src/runtime/asm_amd64.s:1446 +0x1 fp=0xc000046fe8 sp=0xc000046fe0 pc=0x463281
        created by runtime.gcBgMarkStartWorkers
        	/tmp/workdir/go/src/runtime/mgc.go:1119 +0x25
        
        goroutine 9 [GC worker (idle)]:
        runtime.gopark(0xc0000477b8, 0xc0002272a0, 0x18, 0x14, 0x0)
        	/tmp/workdir/go/src/runtime/proc.go:366 +0xd6 fp=0xc000047760 sp=0xc000047740 pc=0x437336
        runtime.gcBgMarkWorker()
        	/tmp/workdir/go/src/runtime/mgc.go:1195 +0xe5 fp=0xc0000477e0 sp=0xc000047760 pc=0x41c6e5
        runtime.goexit()
        	/tmp/workdir/go/src/runtime/asm_amd64.s:1446 +0x1 fp=0xc0000477e8 sp=0xc0000477e0 pc=0x463281
        created by runtime.gcBgMarkStartWorkers
        	/tmp/workdir/go/src/runtime/mgc.go:1119 +0x25
        
        goroutine 34 [GC worker (idle)]:
        runtime.gopark(0xc000045fb8, 0xc0000b0180, 0x18, 0x14, 0x0)
        	/tmp/workdir/go/src/runtime/proc.go:366 +0xd6 fp=0xc000045f60 sp=0xc000045f40 pc=0x437336
        runtime.gcBgMarkWorker()
        	/tmp/workdir/go/src/runtime/mgc.go:1195 +0xe5 fp=0xc000045fe0 sp=0xc000045f60 pc=0x41c6e5
        runtime.goexit()
        	/tmp/workdir/go/src/runtime/asm_amd64.s:1446 +0x1 fp=0xc000045fe8 sp=0xc000045fe0 pc=0x463281
        created by runtime.gcBgMarkStartWorkers
        	/tmp/workdir/go/src/runtime/mgc.go:1119 +0x25
        
        goroutine 20 [GC worker (idle)]:
        runtime.gopark(0xc0000457b8, 0x0, 0xd0, 0xb5, 0xc0000103b8)
        	/tmp/workdir/go/src/runtime/proc.go:366 +0xd6 fp=0xc000045760 sp=0xc000045740 pc=0x437336
        runtime.gcBgMarkWorker()
        	/tmp/workdir/go/src/runtime/mgc.go:1195 +0xe5 fp=0xc0000457e0 sp=0xc000045760 pc=0x41c6e5
        runtime.goexit()
        	/tmp/workdir/go/src/runtime/asm_amd64.s:1446 +0x1 fp=0xc0000457e8 sp=0xc0000457e0 pc=0x463281
        created by runtime.gcBgMarkStartWorkers
        	/tmp/workdir/go/src/runtime/mgc.go:1119 +0x25
        
        goroutine 293 [runnable]:
        syscall.Syscall(0x6, 0xa, 0x0, 0x0)
        	/tmp/workdir/go/src/syscall/asm_unix_amd64.s:20 +0x5 fp=0xc000554728 sp=0xc000554720 pc=0x478c05
        syscall.Close(0x5e34c35400000300)
        	/tmp/workdir/go/src/syscall/zsyscall_freebsd_amd64.go:376 +0x30 fp=0xc000554770 sp=0xc000554728 pc=0x475b10
        internal/poll.(*FD).destroy(0xc0001d50e0)
        	/tmp/workdir/go/src/internal/poll/fd_unix.go:84 +0x51 fp=0xc000554798 sp=0xc000554770 pc=0x4c6331
        internal/poll.(*FD).decref(0x8285adc00)
        	/tmp/workdir/go/src/internal/poll/fd_mutex.go:213 +0x54 fp=0xc0005547b8 sp=0xc000554798 pc=0x4c5194
        internal/poll.(*FD).Close(0xc0001d50e0)
        	/tmp/workdir/go/src/internal/poll/fd_unix.go:107 +0x4f fp=0xc0005547e0 sp=0xc0005547b8 pc=0x4c63cf
        os.(*file).close(0xc0001d50e0)
        	/tmp/workdir/go/src/os/file_unix.go:253 +0xad fp=0xc000554838 sp=0xc0005547e0 pc=0x4d364d
        os.(*File).Close(0x14)
        	/tmp/workdir/go/src/os/file_posix.go:26 +0x25 fp=0xc000554850 sp=0xc000554838 pc=0x4d1be5
        os/exec.(*Cmd).closeDescriptors(0xc00021e8a0, {0xc000328860, 0x2, 0x13})
        	/tmp/workdir/go/src/os/exec/exec.go:320 +0x57 fp=0xc000554878 sp=0xc000554850 pc=0x4ff617
        os/exec.(*Cmd).Start(0xc000324b00)
        	/tmp/workdir/go/src/os/exec/exec.go:434 +0x666 fp=0xc0005549c0 sp=0xc000554878 pc=0x4ffd26
        os/exec.(*Cmd).Run(0x8fe200)
        	/tmp/workdir/go/src/os/exec/exec.go:338 +0x1e fp=0xc0005549e0 sp=0xc0005549c0 pc=0x4ff67e
        cmd/go/internal/work.(*Builder).runOut(0x36, 0xc00046eb40, {0xc000287ac0, 0xc0000aa780}, {0xc000554d50, 0x1, 0xc000554c80}, {0xc000554da0, 0x6, 0x6})
        	/tmp/workdir/go/src/cmd/go/internal/work/exec.go:2105 +0x5cf fp=0xc000554bc0 sp=0xc0005549e0 pc=0x85bd6f
        cmd/go/internal/work.(*Builder).ccompile(0xc000554e88, 0xc00046eb40, 0xc00030f600, {0xc0000aa360, 0x30}, {0xc0004621c0, 0x4, 0x4}, {0xc000287ac0, 0x36}, ...)
        	/tmp/workdir/go/src/cmd/go/internal/work/exec.go:2346 +0x6fd fp=0xc000554e10 sp=0xc000554bc0 pc=0x85dddd
        cmd/go/internal/work.(*Builder).gcc(0x99f54c, 0x1, 0xc00030f600, {0xc000209cb0, 0xc00002a721}, {0xc0000aa360, 0x30}, {0xc0004621c0, 0x4, 0x4}, ...)
        	/tmp/workdir/go/src/cmd/go/internal/work/exec.go:2290 +0xcc fp=0xc000554e98 sp=0xc000554e10 pc=0x85d3ec
        cmd/go/internal/work.(*Builder).cgo(0x3b8, 0xc00046eb40, {0xc00024a990, 0x2a}, {0xc000209cb0, 0xc000423c58}, {0x0, 0x0, 0x0}, {0x0, ...}, ...)
        	/tmp/workdir/go/src/cmd/go/internal/work/exec.go:2815 +0x364e fp=0xc000555410 sp=0xc000554e98 pc=0x86452e
        cmd/go/internal/work.(*Builder).build(0xc0002dcf00, {0xc0000280f8, 0x0}, 0xc00046eb40)
        	/tmp/workdir/go/src/cmd/go/internal/work/exec.go:676 +0x3ff1 fp=0xc000555db8 sp=0xc000555410 pc=0x851011
        cmd/go/internal/work.(*Builder).Do.func2({0xa77700, 0xc0000280f8}, 0xc00046eb40)
        	/tmp/workdir/go/src/cmd/go/internal/work/exec.go:137 +0x5ec fp=0xc000555f20 sp=0xc000555db8 pc=0x84a64c
        cmd/go/internal/work.(*Builder).Do.func3()
        	/tmp/workdir/go/src/cmd/go/internal/work/exec.go:199 +0xb9 fp=0xc000555fe0 sp=0xc000555f20 pc=0x849e79
        runtime.goexit()
        	/tmp/workdir/go/src/runtime/asm_amd64.s:1446 +0x1 fp=0xc000555fe8 sp=0xc000555fe0 pc=0x463281
        created by cmd/go/internal/work.(*Builder).Do
        	/tmp/workdir/go/src/cmd/go/internal/work/exec.go:185 +0x3da
        
        goroutine 292 [syscall]:
        syscall.Syscall6(0x214, 0x0, 0x4e51, 0x0, 0x18, 0x0, 0x0)
        	/tmp/workdir/go/src/syscall/asm_unix_amd64.s:40 +0x5 fp=0xc0004e0880 sp=0xc0004e0878 pc=0x478c65
        os.(*Process).blockUntilWaitable(0xc0000aa900)
        	/tmp/workdir/go/src/os/wait_wait6.go:31 +0x5a fp=0xc0004e08e8 sp=0xc0004e0880 pc=0x4d6b3a
        os.(*Process).wait(0xc0000aa900)
        	/tmp/workdir/go/src/os/exec_unix.go:23 +0x28 fp=0xc0004e0948 sp=0xc0004e08e8 pc=0x4cf7a8
        os.(*Process).Wait(...)
        	/tmp/workdir/go/src/os/exec.go:132
        os/exec.(*Cmd).Wait(0xc00013c2c0)
        	/tmp/workdir/go/src/os/exec/exec.go:507 +0x54 fp=0xc0004e09c0 sp=0xc0004e0948 pc=0x500234
        os/exec.(*Cmd).Run(0x8fe200)
        	/tmp/workdir/go/src/os/exec/exec.go:341 +0x39 fp=0xc0004e09e0 sp=0xc0004e09c0 pc=0x4ff699
        cmd/go/internal/work.(*Builder).runOut(0x36, 0xc00046ef00, {0xc0001cc640, 0x44f15c}, {0xc0004e0d50, 0x1, 0xc0004e0c80}, {0xc0004e0da0, 0x6, 0x6})
        	/tmp/workdir/go/src/cmd/go/internal/work/exec.go:2105 +0x5cf fp=0xc0004e0bc0 sp=0xc0004e09e0 pc=0x85bd6f
        cmd/go/internal/work.(*Builder).ccompile(0xc0004e0e88, 0xc00046ef00, 0xc0000fe100, {0xc00024a4e0, 0x30}, {0xc000194040, 0x4, 0x4}, {0xc0001cc640, 0x36}, ...)
        	/tmp/workdir/go/src/cmd/go/internal/work/exec.go:2346 +0x6fd fp=0xc0004e0e10 sp=0xc0004e0bc0 pc=0x85dddd
        cmd/go/internal/work.(*Builder).gcc(0x99f54c, 0x1, 0xc0000fe100, {0xc000364060, 0xc00002a751}, {0xc00024a4e0, 0x30}, {0xc000194040, 0x4, 0x4}, ...)
        	/tmp/workdir/go/src/cmd/go/internal/work/exec.go:2290 +0xcc fp=0xc0004e0e98 sp=0xc0004e0e10 pc=0x85d3ec
        cmd/go/internal/work.(*Builder).cgo(0x3b8, 0xc00046ef00, {0xc0000aa510, 0x2a}, {0xc000364060, 0x0}, {0x0, 0x0, 0x0}, {0x0, ...}, ...)
        	/tmp/workdir/go/src/cmd/go/internal/work/exec.go:2815 +0x364e fp=0xc0004e1410 sp=0xc0004e0e98 pc=0x86452e
        cmd/go/internal/work.(*Builder).build(0xc0002dcf00, {0xc0000280f8, 0x0}, 0xc00046ef00)
        	/tmp/workdir/go/src/cmd/go/internal/work/exec.go:676 +0x3ff1 fp=0xc0004e1db8 sp=0xc0004e1410 pc=0x851011
        cmd/go/internal/work.(*Builder).Do.func2({0xa77700, 0xc0000280f8}, 0xc00046ef00)
        	/tmp/workdir/go/src/cmd/go/internal/work/exec.go:137 +0x5ec fp=0xc0004e1f20 sp=0xc0004e1db8 pc=0x84a64c
        cmd/go/internal/work.(*Builder).Do.func3()
        	/tmp/workdir/go/src/cmd/go/internal/work/exec.go:199 +0xb9 fp=0xc0004e1fe0 sp=0xc0004e1f20 pc=0x849e79
        runtime.goexit()
        	/tmp/workdir/go/src/runtime/asm_amd64.s:1446 +0x1 fp=0xc0004e1fe8 sp=0xc0004e1fe0 pc=0x463281
        created by cmd/go/internal/work.(*Builder).Do
        	/tmp/workdir/go/src/cmd/go/internal/work/exec.go:185 +0x3da
        
        goroutine 295 [runnable]:
        strings.Index({0xc000024000, 0x4f}, {0x9992ae, 0x1})
        	/tmp/workdir/go/src/strings/strings.go:1042 +0x6f2 fp=0xc0004de6d0 sp=0xc0004de6c8 pc=0x4ed892
        os/exec.dedupEnvCase(0x0, {0xc0001c0000, 0x2b, 0x6})
        	/tmp/workdir/go/src/os/exec/exec.go:751 +0x170 fp=0xc0004de878 sp=0xc0004de6d0 pc=0x501890
        os/exec.dedupEnv(...)
        	/tmp/workdir/go/src/os/exec/exec.go:742
        os/exec.(*Cmd).Start(0xc00020a160)
        	/tmp/workdir/go/src/os/exec/exec.go:425 +0x537 fp=0xc0004de9c0 sp=0xc0004de878 pc=0x4ffbf7
        os/exec.(*Cmd).Run(0x8fe200)
        	/tmp/workdir/go/src/os/exec/exec.go:338 +0x1e fp=0xc0004de9e0 sp=0xc0004de9c0 pc=0x4ff67e
        cmd/go/internal/work.(*Builder).runOut(0x36, 0xc00046edc0, {0xc000330040, 0x44f15c}, {0xc0004ded50, 0x1, 0xc0004dec80}, {0xc0004deda0, 0x6, 0x6})
        	/tmp/workdir/go/src/cmd/go/internal/work/exec.go:2105 +0x5cf fp=0xc0004debc0 sp=0xc0004de9e0 pc=0x85bd6f
        cmd/go/internal/work.(*Builder).ccompile(0xc0004dee88, 0xc00046edc0, 0xc0000fdb80, {0xc0000c2a20, 0x30}, {0xc0002c4000, 0x4, 0x4}, {0xc000330040, 0x36}, ...)
        	/tmp/workdir/go/src/cmd/go/internal/work/exec.go:2346 +0x6fd fp=0xc0004dee10 sp=0xc0004debc0 pc=0x85dddd
        cmd/go/internal/work.(*Builder).gcc(0x99f54c, 0x1, 0xc0000fdb80, {0xc000364000, 0xc00002a739}, {0xc0000c2a20, 0x30}, {0xc0002c4000, 0x4, 0x4}, ...)
        	/tmp/workdir/go/src/cmd/go/internal/work/exec.go:2290 +0xcc fp=0xc0004dee98 sp=0xc0004dee10 pc=0x85d3ec
        cmd/go/internal/work.(*Builder).cgo(0x3b8, 0xc00046edc0, {0xc0000aa390, 0x2a}, {0xc000364000, 0x0}, {0x0, 0x0, 0x0}, {0x0, ...}, ...)
        	/tmp/workdir/go/src/cmd/go/internal/work/exec.go:2815 +0x364e fp=0xc0004df410 sp=0xc0004dee98 pc=0x86452e
        cmd/go/internal/work.(*Builder).build(0xc0002dcf00, {0xc0000280f8, 0x0}, 0xc00046edc0)
        	/tmp/workdir/go/src/cmd/go/internal/work/exec.go:676 +0x3ff1 fp=0xc0004dfdb8 sp=0xc0004df410 pc=0x851011
        cmd/go/internal/work.(*Builder).Do.func2({0xa77700, 0xc0000280f8}, 0xc00046edc0)
        	/tmp/workdir/go/src/cmd/go/internal/work/exec.go:137 +0x5ec fp=0xc0004dff20 sp=0xc0004dfdb8 pc=0x84a64c
        cmd/go/internal/work.(*Builder).Do.func3()
        	/tmp/workdir/go/src/cmd/go/internal/work/exec.go:199 +0xb9 fp=0xc0004dffe0 sp=0xc0004dff20 pc=0x849e79
        runtime.goexit()
        	/tmp/workdir/go/src/runtime/asm_amd64.s:1446 +0x1 fp=0xc0004dffe8 sp=0xc0004dffe0 pc=0x463281
        created by cmd/go/internal/work.(*Builder).Do
        	/tmp/workdir/go/src/cmd/go/internal/work/exec.go:185 +0x3da
        
        goroutine 294 [runnable]:
        syscall.Syscall(0x6, 0x11, 0x0, 0x0)
        	/tmp/workdir/go/src/syscall/asm_unix_amd64.s:20 +0x5 fp=0xc0005505d8 sp=0xc0005505d0 pc=0x478c05
        syscall.Close(0xdc6fb0)
        	/tmp/workdir/go/src/syscall/zsyscall_freebsd_amd64.go:376 +0x30 fp=0xc000550620 sp=0xc0005505d8 pc=0x475b10
        syscall.forkExec({0xc0000f40f0, 0xe}, {0xc0001f4000, 0xc0003cc2c0, 0x14}, 0x77b2c05200010300)
        	/tmp/workdir/go/src/syscall/exec_unix.go:227 +0x54a fp=0xc000550748 sp=0xc000550620 pc=0x470a6a
        syscall.StartProcess(...)
        	/tmp/workdir/go/src/syscall/exec_unix.go:264
        os.startProcess({0xc0000f40f0, 0xc000114868}, {0xc0001f4000, 0x13, 0x14}, 0xc000550968)
        	/tmp/workdir/go/src/os/exec_posix.go:55 +0x332 fp=0xc000550830 sp=0xc000550748 pc=0x4cf3b2
        os.StartProcess({0xc0000f40f0, 0xe}, {0xc0001f4000, 0x13, 0x14}, 0x44f757)
        	/tmp/workdir/go/src/os/exec.go:109 +0x5a fp=0xc000550878 sp=0xc000550830 pc=0x4cedba
        os/exec.(*Cmd).Start(0xc0001f06e0)
        	/tmp/workdir/go/src/os/exec/exec.go:422 +0x60a fp=0xc0005509c0 sp=0xc000550878 pc=0x4ffcca
        os/exec.(*Cmd).Run(0x8fe200)
        	/tmp/workdir/go/src/os/exec/exec.go:338 +0x1e fp=0xc0005509e0 sp=0xc0005509c0 pc=0x4ff67e
        cmd/go/internal/work.(*Builder).runOut(0x36, 0xc00046f040, {0xc0000f6040, 0x44f15c}, {0xc000114d50, 0x1, 0xc000114c80}, {0xc000114da0, 0x6, 0x6})
        	/tmp/workdir/go/src/cmd/go/internal/work/exec.go:2105 +0x5cf fp=0xc000550bc0 sp=0xc0005509e0 pc=0x85bd6f
        cmd/go/internal/work.(*Builder).ccompile(0xc000114e88, 0xc00046f040, 0xc0000fe680, {0xc0000cb9e0, 0x30}, {0xc000238000, 0x4, 0x4}, {0xc0000f6040, 0x36}, ...)
        	/tmp/workdir/go/src/cmd/go/internal/work/exec.go:2346 +0x6fd fp=0xc000550e10 sp=0xc000550bc0 pc=0x85dddd
        cmd/go/internal/work.(*Builder).gcc(0x99f54c, 0x1, 0xc0000fe680, {0xc0003640c0, 0xc00002a889}, {0xc0000cb9e0, 0x30}, {0xc000238000, 0x4, 0x4}, ...)
        	/tmp/workdir/go/src/cmd/go/internal/work/exec.go:2290 +0xcc fp=0xc000550e98 sp=0xc000550e10 pc=0x85d3ec
        cmd/go/internal/work.(*Builder).cgo(0x0, 0xc00046f040, {0xc0000aa150, 0x2a}, {0xc0003640c0, 0x0}, {0x0, 0x0, 0x0}, {0x0, ...}, ...)
        	/tmp/workdir/go/src/cmd/go/internal/work/exec.go:2815 +0x364e fp=0xc000551410 sp=0xc000550e98 pc=0x86452e
        cmd/go/internal/work.(*Builder).build(0xc0002dcf00, {0xc0000280f8, 0x0}, 0xc00046f040)
        	/tmp/workdir/go/src/cmd/go/internal/work/exec.go:676 +0x3ff1 fp=0xc000551db8 sp=0xc000551410 pc=0x851011
        cmd/go/internal/work.(*Builder).Do.func2({0xa77700, 0xc0000280f8}, 0xc00046f040)
        	/tmp/workdir/go/src/cmd/go/internal/work/exec.go:137 +0x5ec fp=0xc000551f20 sp=0xc000551db8 pc=0x84a64c
        cmd/go/internal/work.(*Builder).Do.func3()
        	/tmp/workdir/go/src/cmd/go/internal/work/exec.go:199 +0xb9 fp=0xc000551fe0 sp=0xc000551f20 pc=0x849e79
        runtime.goexit()
        	/tmp/workdir/go/src/runtime/asm_amd64.s:1446 +0x1 fp=0xc000551fe8 sp=0xc000551fe0 pc=0x463281
        created by cmd/go/internal/work.(*Builder).Do
        	/tmp/workdir/go/src/cmd/go/internal/work/exec.go:185 +0x3da
        
        goroutine 315 [IO wait]:
        runtime.gopark(0xc0004beb60, 0xc000036a00, 0x70, 0x65, 0x478c39)
        	/tmp/workdir/go/src/runtime/proc.go:366 +0xd6 fp=0xc000206500 sp=0xc0002064e0 pc=0x437336
        runtime.netpollblock(0xc0000c0800, 0x200, 0x0)
        	/tmp/workdir/go/src/runtime/netpoll.go:445 +0xde fp=0xc000206538 sp=0xc000206500 pc=0x4306fe
        internal/poll.runtime_pollWait(0x8285ad2f0, 0x72)
        	/tmp/workdir/go/src/runtime/netpoll.go:229 +0x89 fp=0xc000206558 sp=0xc000206538 pc=0x45dde9
        internal/poll.(*pollDesc).wait(0xc000218120, 0xc0000c0800, 0x1)
        	/tmp/workdir/go/src/internal/poll/fd_poll_runtime.go:84 +0x32 fp=0xc000206580 sp=0xc000206558 pc=0x4c5512
        internal/poll.(*pollDesc).waitRead(...)
        	/tmp/workdir/go/src/internal/poll/fd_poll_runtime.go:89
        internal/poll.(*FD).Read(0xc000218120, {0xc0000c0800, 0x200, 0x200})
        	/tmp/workdir/go/src/internal/poll/fd_unix.go:167 +0x25a fp=0xc000206600 sp=0xc000206580 pc=0x4c687a
        os.(*File).read(...)
        	/tmp/workdir/go/src/os/file_posix.go:32
        os.(*File).Read(0xc0000100c0, {0xc0000c0800, 0x1, 0xc0002066a0})
        	/tmp/workdir/go/src/os/file.go:119 +0x5e fp=0xc000206658 sp=0xc000206600 pc=0x4d009e
        bytes.(*Buffer).ReadFrom(0xc000450960, {0xa6ae60, 0xc0000100c0})
        	/tmp/workdir/go/src/bytes/buffer.go:204 +0x98 fp=0xc0002066b0 sp=0xc000206658 pc=0x4f9fd8
        io.copyBuffer({0xa69fc0, 0xc000450960}, {0xa6ae60, 0xc0000100c0}, {0x0, 0x0, 0x0})
        	/tmp/workdir/go/src/io/io.go:409 +0x14b fp=0xc000206730 sp=0xc0002066b0 pc=0x4c0a8b
        io.Copy(...)
        	/tmp/workdir/go/src/io/io.go:382
        os/exec.(*Cmd).writerDescriptor.func1()
        	/tmp/workdir/go/src/os/exec/exec.go:311 +0x3a fp=0xc000206790 sp=0xc000206730 pc=0x4ff57a
        os/exec.(*Cmd).Start.func1(0x0)
        	/tmp/workdir/go/src/os/exec/exec.go:441 +0x25 fp=0xc0002067c8 sp=0xc000206790 pc=0x500145
        os/exec.(*Cmd).Start.func3()
        	/tmp/workdir/go/src/os/exec/exec.go:442 +0x2a fp=0xc0002067e0 sp=0xc0002067c8 pc=0x5000ea
        runtime.goexit()
        	/tmp/workdir/go/src/runtime/asm_amd64.s:1446 +0x1 fp=0xc0002067e8 sp=0xc0002067e0 pc=0x463281
        created by os/exec.(*Cmd).Start
        	/tmp/workdir/go/src/os/exec/exec.go:440 +0x805
FAIL
exit status 1
FAIL	misc/cgo/test