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runtime,cmd/compile: unexpected fault address in cmd/compile on Windows #60889

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bcmills opened this issue Jun 20, 2023 · 7 comments
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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. OS-Windows WaitingForInfo Issue is not actionable because of missing required information, which needs to be provided.
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@bcmills
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bcmills commented Jun 20, 2023

#!watchflakes
post <- goos == "windows" && log ~ `unexpected fault address` && log ~ `fatal error: fault`

(extracted from #55167 (comment))

(attn @golang/runtime; CC @golang/windows)

@bcmills bcmills added OS-Windows compiler/runtime Issues related to the Go compiler and/or runtime. labels Jun 20, 2023
@dmitshur dmitshur added the NeedsInvestigation Someone must examine and confirm this is a valid issue and not a duplicate of an existing one. label Jun 22, 2023
@dmitshur dmitshur added this to the Backlog milestone Jun 22, 2023
@mknyszek
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mknyszek commented Jul 5, 2023

Looking at the context (one build failing twice with what looks like memory corruption), I think we agree this could be a one-off. Leaving in WaitingForInfo for now, but untriaged so it'll end up back in our queue.

@mknyszek mknyszek added the WaitingForInfo Issue is not actionable because of missing required information, which needs to be provided. label Jul 5, 2023
@gopherbot
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Found new dashboard test flakes for:

#!watchflakes
post <- goos == "windows" && log ~ `unexpected fault address` && log ~ `fatal error: fault`
2023-07-17 14:36 windows-amd64-2016 text@ab07ad1b go@2c358ffe x/text/internal/export/idna [build] (log)
unexpected fault address 0x8480000017
fatal error: fault
[signal 0xc0000005 code=0x0 addr=0x8480000017 pc=0xc462c8]

goroutine 1 [running]:
runtime.throw({0x1455d3d?, 0x29c74a6d001?})
	C:/workdir/go/src/runtime/panic.go:1047 +0x65 fp=0xc0017fea10 sp=0xc0017fe9e0 pc=0xabbba5
runtime.sigpanic()
	C:/workdir/go/src/runtime/signal_windows.go:270 +0xd0 fp=0xc0017fea58 sp=0xc0017fea10 pc=0xad0a30
cmd/compile/internal/types.(*Type).Pos(...)
...
cmd/compile/internal/noder.LoadPackage({0xc00012c120, 0xd, 0xe})
	C:/workdir/go/src/cmd/compile/internal/noder/noder.go:77 +0x465 fp=0xc0017ffa88 sp=0xc0017ff970 pc=0x12f2d85
cmd/compile/internal/gc.Main(0x1491150)
	C:/workdir/go/src/cmd/compile/internal/gc/main.go:196 +0xc53 fp=0xc0017fff20 sp=0xc0017ffa88 pc=0x135c1b3
main.main()
	C:/workdir/go/src/cmd/compile/main.go:57 +0xdd fp=0xc0017fff80 sp=0xc0017fff20 pc=0x138435d
runtime.main()
	C:/workdir/go/src/runtime/proc.go:250 +0x1f7 fp=0xc0017fffe0 sp=0xc0017fff80 pc=0xabe317
runtime.goexit()
	C:/workdir/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc0017fffe8 sp=0xc0017fffe0 pc=0xaefc21
2023-07-17 14:36 windows-amd64-2016 text@ab07ad1b go@2c358ffe x/text/internal/gen/bitfield.test [build] (log)
runtime: pointer 0xc0000001c2 to unused region of span span.base()=0xc00017a000 span.limit=0xc00017bf80 span.state=1
runtime: found in object at *(0xc000760000+0x12558)
object=0xc000760000 s.base()=0xc000700000 s.limit=0xc0008ba000 s.spanclass=0 s.elemsize=1810432 s.state=mSpanInUse
 *(object+0) = 0x0
 *(object+8) = 0x0
 *(object+16) = 0x0
 *(object+24) = 0x0
 *(object+32) = 0x0
 *(object+40) = 0x0
 *(object+48) = 0x0
...
fatal error: found bad pointer in Go heap (incorrect use of unsafe or cgo?)

runtime stack:
runtime.throw({0x11f731c?, 0x6?})
	C:/workdir/go/src/runtime/panic.go:1047 +0x65 fp=0x8d56fffa48 sp=0x8d56fffa18 pc=0xf78ac5
runtime.badPointer(0x203170b90d8, 0x8d56fffac0?, 0xc000760000, 0xf6621a?)
	C:/workdir/go/src/runtime/mbitmap.go:314 +0x150 fp=0x8d56fffa98 sp=0x8d56fffa48 pc=0xf546f0
runtime.findObject(0xc000700000?, 0x8d56fffb38?, 0xf6621a?)
	C:/workdir/go/src/runtime/mbitmap.go:357 +0xb7 fp=0x8d56fffad0 sp=0x8d56fffa98 pc=0xf54897
runtime.scanobject(0x1ffe0?, 0xc00002b738)
	C:/workdir/go/src/runtime/mgcmark.go:1335 +0x16c fp=0x8d56fffb60 sp=0x8d56fffad0 pc=0xf5f56c
runtime.gcDrain(0xc00002b738, 0x2)
	C:/workdir/go/src/runtime/mgcmark.go:1103 +0x1d4 fp=0x8d56fffbc0 sp=0x8d56fffb60 pc=0xf5edd4
runtime.gcBgMarkWorker.func2()
	C:/workdir/go/src/runtime/mgc.go:1363 +0x157 fp=0x8d56fffc10 sp=0x8d56fffbc0 pc=0xf5b5b7
runtime.systemstack()
	C:/workdir/go/src/runtime/asm_amd64.s:496 +0x48 fp=0x8d56fffc18 sp=0x8d56fffc10 pc=0xfa6a48
2023-07-17 14:36 windows-amd64-2016 text@ab07ad1b go@2c358ffe x/text/internal/language [build] (log)
C:\workdir\go\src\reflect\type.go:1183:6: internal compiler error: unexpected fault address 0xffffffffffffffff
fatal error: fault
[signal 0xc0000005 code=0x0 addr=0xffffffffffffffff pc=0xc41196]

goroutine 1 [running]:
runtime.throw({0x1455d3d?, 0xc4a1b6?})
	C:/workdir/go/src/runtime/panic.go:1047 +0x65 fp=0xc000cdd6a8 sp=0xc000cdd678 pc=0xabbba5
runtime.sigpanic()
	C:/workdir/go/src/runtime/signal_windows.go:270 +0xd0 fp=0xc000cdd6f0 sp=0xc000cdd6a8 pc=0xad0a30
cmd/compile/internal/types.(*Type).Sym(...)
...
cmd/compile/internal/noder.LoadPackage({0xc00005f120, 0xf, 0x2e})
	C:/workdir/go/src/cmd/compile/internal/noder/noder.go:77 +0x465 fp=0xc000cdfa88 sp=0xc000cdf970 pc=0x12f2d85
cmd/compile/internal/gc.Main(0x1491150)
	C:/workdir/go/src/cmd/compile/internal/gc/main.go:196 +0xc53 fp=0xc000cdff20 sp=0xc000cdfa88 pc=0x135c1b3
main.main()
	C:/workdir/go/src/cmd/compile/main.go:57 +0xdd fp=0xc000cdff80 sp=0xc000cdff20 pc=0x138435d
runtime.main()
	C:/workdir/go/src/runtime/proc.go:250 +0x1f7 fp=0xc000cdffe0 sp=0xc000cdff80 pc=0xabe317
runtime.goexit()
	C:/workdir/go/src/runtime/asm_amd64.s:1598 +0x1 fp=0xc000cdffe8 sp=0xc000cdffe0 pc=0xaefc21

watchflakes

@gopherbot
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Timed out in state WaitingForInfo. Closing.

(I am just a bot, though. Please speak up if this is a mistake or you have the requested information.)

@gopherbot gopherbot closed this as not planned Won't fix, can't repro, duplicate, stale Aug 5, 2023
@gopherbot gopherbot reopened this Feb 1, 2024
@gopherbot
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Found new dashboard test flakes for:

#!watchflakes
post <- goos == "windows" && log ~ `unexpected fault address` && log ~ `fatal error: fault`
2024-02-01 22:48 windows-386-2016 tools@44aed241 go@117164f9 x/tools/gopls/internal/test/integration/inlayhints.TestModVendorBuild (log)
--- FAIL: TestModVendorBuild (0.33s)
    mod_test.go:238: err: exit status 2: stderr: unexpected fault address 0x23f00c0
        fatal error: fault
        [signal 0xc0000005 code=0x0 addr=0x23f00c0 pc=0xc868b4]

        goroutine 1 gp=0x243e008 m=0 mp=0x17696a0 [running]:
        runtime.throw({0x1315593, 0x5})
        	runtime/panic.go:1011 +0x4d fp=0x24a3c8c sp=0x24a3c78 pc=0xcbeedd
        runtime.sigpanic()
        	runtime/signal_windows.go:414 +0x100 fp=0x24a3cb0 sp=0x24a3c8c pc=0xcd5c50
...

        goroutine 5 gp=0x243ea28 m=nil [finalizer wait]:
        runtime.gopark(0x136e144, 0x17a8470, 0x10, 0xa, 0x1)
        	runtime/proc.go:402 +0xfd fp=0x2440f98 sp=0x2440f84 pc=0xcc209d
        runtime.runfinq()
        	runtime/mfinal.go:194 +0xf8 fp=0x2440ff0 sp=0x2440f98 pc=0xc9c9b8
        runtime.goexit({})
        	runtime/asm_386.s:1363 +0x1 fp=0x2440ff4 sp=0x2440ff0 pc=0xcf6db1
        created by runtime.createfing in goroutine 1
        	runtime/mfinal.go:164 +0x5e
2024-02-01 22:48 windows-386-2016 tools@44aed241 go@117164f9 x/tools/gopls/internal/test/integration/inlayhints.TestModVendorAuto (log)
--- FAIL: TestModVendorAuto (0.10s)
    mod_test.go:266: err: exit status 2: stderr: unexpected fault address 0x24200c0
        fatal error: fault
        [signal 0xc0000005 code=0x0 addr=0x24200c0 pc=0xc868b4]

        goroutine 1 gp=0x283e008 m=0 mp=0x17696a0 [running]:
        runtime.throw({0x1315593, 0x5})
        	runtime/panic.go:1011 +0x4d fp=0x28a3c8c sp=0x28a3c78 pc=0xcbeedd
        runtime.sigpanic()
        	runtime/signal_windows.go:414 +0x100 fp=0x28a3cb0 sp=0x28a3c8c pc=0xcd5c50
...

        goroutine 5 gp=0x283ea28 m=nil [finalizer wait]:
        runtime.gopark(0x136e144, 0x17a8470, 0x10, 0xa, 0x1)
        	runtime/proc.go:402 +0xfd fp=0x2840f98 sp=0x2840f84 pc=0xcc209d
        runtime.runfinq()
        	runtime/mfinal.go:194 +0xf8 fp=0x2840ff0 sp=0x2840f98 pc=0xc9c9b8
        runtime.goexit({})
        	runtime/asm_386.s:1363 +0x1 fp=0x2840ff4 sp=0x2840ff0 pc=0xcf6db1
        created by runtime.createfing in goroutine 1
        	runtime/mfinal.go:164 +0x5e
2024-02-01 22:48 windows-386-2016 tools@44aed241 go@117164f9 x/tools/gopls/internal/test/integration/inlayhints.TestDisablingCodeLens (log)
goroutine profile: total 7
1 @ 0x792fa 0xe92a7 0xe8f87 0x104008 0x100927 0x13df3b 0x13de17 0x13ddd4 0x1417b8 0x7c5bf2 0x89fa1c 0xeb5b1
#	0xe92a6		syscall.SyscallN+0x116							C:/workdir/go/src/runtime/syscall_windows.go:544
#	0xe8f86		syscall.Syscall+0x56							C:/workdir/go/src/runtime/syscall_windows.go:482
#	0x104007	syscall.CreateDirectory+0x77						C:/workdir/go/src/syscall/zsyscall_windows.go:490
#	0x100926	syscall.Mkdir+0x66							C:/workdir/go/src/syscall/syscall_windows.go:570
#	0x13df3a	os.Mkdir.func1+0x5a							C:/workdir/go/src/os/file.go:304
#	0x13de16	os.ignoringEINTR+0x76							C:/workdir/go/src/os/file_posix.go:251
#	0x13ddd3	os.Mkdir+0x33								C:/workdir/go/src/os/file.go:303
#	0x1417b7	os.MkdirAll+0x187							C:/workdir/go/src/os/path.go:54
...
--- FAIL: TestDisablingCodeLens (3.13s)
    --- FAIL: TestDisablingCodeLens/default (2.47s)
        --- FAIL: TestDisablingCodeLens/default/default (0.87s)
            runner.go:208: closing the sandbox: error(s) cleaning sandbox: cleaning modcache: go command failed (stdout: ) (stderr: unexpected fault address 0x8500c0
                fatal error: fault
                [signal 0xc0000005 code=0x0 addr=0x8500c0 pc=0xc868b4]

                goroutine 1 gp=0x1c3e008 m=0 mp=0x17696a0 [running]:
                runtime.throw({0x1315593, 0x5})
                	runtime/panic.go:1011 +0x4d fp=0x1ca5c8c sp=0x1ca5c78 pc=0xcbeedd
...
#	0x1be395	testing.(*T).Run+0x3d5									C:/workdir/go/src/testing/testing.go:1750
#	0xa520f2	golang.org/x/tools/gopls/internal/test/integration/codelens.TestUpgradeCodelens+0x152	C:/workdir/gopath/src/golang.org/x/tools/gopls/internal/test/integration/codelens/codelens_test.go:200
#	0x1bd4e2	testing.tRunner+0x122									C:/workdir/go/src/testing/testing.go:1689

1 @ 0xb4b3d 0x7ab8f 0x7a7dc 0x32231b 0xeb5b1
#	0x32231a	golang.org/x/tools/gopls/internal/protocol.LogEvent.func1.1+0x4a	C:/workdir/gopath/src/golang.org/x/tools/gopls/internal/protocol/context.go:47

1 @ 0xb4b3d 0xe9434 0x7c6672 0xeb5b1
#	0xe9433		time.Sleep+0x123					C:/workdir/go/src/runtime/time.go:195
#	0x7c6671	golang.org/x/tools/gopls/internal/filecache.gc+0x271	C:/workdir/gopath/src/golang.org/x/tools/gopls/internal/filecache/filecache.go:507
2024-02-01 23:04 windows-386-2016 tools@c07f9276 go@117164f9 x/tools/gopls/internal/test/integration/inlayhints.TestModVendorBuild (log)
--- FAIL: TestModVendorBuild (0.34s)
    mod_test.go:238: err: exit status 2: stderr: unexpected fault address 0xc900c0
        fatal error: fault
        [signal 0xc0000005 code=0x0 addr=0xc900c0 pc=0xcd68b4]

        goroutine 1 gp=0x1c3e008 m=0 mp=0x17b96a0 [running]:
        runtime.throw({0x1365593, 0x5})
        	runtime/panic.go:1011 +0x4d fp=0x1ca3c8c sp=0x1ca3c78 pc=0xd0eedd
        runtime.sigpanic()
        	runtime/signal_windows.go:414 +0x100 fp=0x1ca3cb0 sp=0x1ca3c8c pc=0xd25c50
...

        goroutine 5 gp=0x1c3ea28 m=nil [finalizer wait]:
        runtime.gopark(0x13be144, 0x17f8470, 0x10, 0xa, 0x1)
        	runtime/proc.go:402 +0xfd fp=0x1c40f98 sp=0x1c40f84 pc=0xd1209d
        runtime.runfinq()
        	runtime/mfinal.go:194 +0xf8 fp=0x1c40ff0 sp=0x1c40f98 pc=0xcec9b8
        runtime.goexit({})
        	runtime/asm_386.s:1363 +0x1 fp=0x1c40ff4 sp=0x1c40ff0 pc=0xd46db1
        created by runtime.createfing in goroutine 1
        	runtime/mfinal.go:164 +0x5e
2024-02-01 23:04 windows-386-2016 tools@c07f9276 go@117164f9 x/tools/gopls/internal/test/integration/inlayhints.TestModVendorAuto (log)
--- FAIL: TestModVendorAuto (0.10s)
    mod_test.go:266: err: exit status 2: stderr: unexpected fault address 0x27c00c0
        fatal error: fault
        [signal 0xc0000005 code=0x0 addr=0x27c00c0 pc=0xcd68b4]

        goroutine 1 gp=0x283e008 m=0 mp=0x17b96a0 [running]:
        runtime.throw({0x1365593, 0x5})
        	runtime/panic.go:1011 +0x4d fp=0x2923c8c sp=0x2923c78 pc=0xd0eedd
        runtime.sigpanic()
        	runtime/signal_windows.go:414 +0x100 fp=0x2923cb0 sp=0x2923c8c pc=0xd25c50
...

        goroutine 5 gp=0x283ea28 m=nil [finalizer wait]:
        runtime.gopark(0x13be144, 0x17f8470, 0x10, 0xa, 0x1)
        	runtime/proc.go:402 +0xfd fp=0x2840f98 sp=0x2840f84 pc=0xd1209d
        runtime.runfinq()
        	runtime/mfinal.go:194 +0xf8 fp=0x2840ff0 sp=0x2840f98 pc=0xcec9b8
        runtime.goexit({})
        	runtime/asm_386.s:1363 +0x1 fp=0x2840ff4 sp=0x2840ff0 pc=0xd46db1
        created by runtime.createfing in goroutine 1
        	runtime/mfinal.go:164 +0x5e
2024-02-01 23:04 windows-386-2016 tools@c07f9276 go@117164f9 x/tools/gopls/internal/test/integration/inlayhints.TestDisablingCodeLens (log)
goroutine profile: total 6
1 @ 0x3480bd 0x385d27 0x501020 0x500e48 0x4fd48b 0xceeffe 0xceeb40 0x45d4e3 0x38b5b1
#	0x385d26	runtime/pprof.runtime_goroutineProfileWithLabels+0x46				C:/workdir/go/src/runtime/mprof.go:1079
#	0x50101f	runtime/pprof.writeRuntimeProfile+0xbf						C:/workdir/go/src/runtime/pprof/pprof.go:775
#	0x500e47	runtime/pprof.writeGoroutine+0x77						C:/workdir/go/src/runtime/pprof/pprof.go:734
#	0x4fd48a	runtime/pprof.(*Profile).WriteTo+0xea						C:/workdir/go/src/runtime/pprof/pprof.go:369
#	0xceeffd	golang.org/x/tools/gopls/internal/test/integration.(*Runner).Run.func1.1+0x8d	C:/workdir/gopath/src/golang.org/x/tools/gopls/internal/test/integration/runner.go:207
#	0xceeb3f	golang.org/x/tools/gopls/internal/test/integration.(*Runner).Run.func1+0xcbf	C:/workdir/gopath/src/golang.org/x/tools/gopls/internal/test/integration/runner.go:255
#	0x45d4e2	testing.tRunner+0x122								C:/workdir/go/src/testing/testing.go:1689

...
--- FAIL: TestDisablingCodeLens (2.57s)
    --- FAIL: TestDisablingCodeLens/default (1.96s)
        --- FAIL: TestDisablingCodeLens/default/default (1.00s)
            runner.go:208: closing the sandbox: error(s) cleaning sandbox: cleaning modcache: go command failed (stdout: ) (stderr: unexpected fault address 0x20700c0
                fatal error: fault
                [signal 0xc0000005 code=0x0 addr=0x20700c0 pc=0xcd68b4]

                goroutine 1 gp=0x283e008 m=0 mp=0x17b96a0 [running]:
                runtime.throw({0x1365593, 0x5})
                	runtime/panic.go:1011 +0x4d fp=0x28a5c8c sp=0x28a5c78 pc=0xd0eedd
...
#	0x45e395	testing.(*T).Run+0x3d5									C:/workdir/go/src/testing/testing.go:1750
#	0xcf1e22	golang.org/x/tools/gopls/internal/test/integration/codelens.TestUpgradeCodelens+0x152	C:/workdir/gopath/src/golang.org/x/tools/gopls/internal/test/integration/codelens/codelens_test.go:200
#	0x45d4e2	testing.tRunner+0x122									C:/workdir/go/src/testing/testing.go:1689

1 @ 0x354b3d 0x31ab8f 0x31a7dc 0x5c204b 0x38b5b1
#	0x5c204a	golang.org/x/tools/gopls/internal/protocol.LogEvent.func1.1+0x4a	C:/workdir/gopath/src/golang.org/x/tools/gopls/internal/protocol/context.go:47

1 @ 0x354b3d 0x389434 0xa663a2 0x38b5b1
#	0x389433	time.Sleep+0x123					C:/workdir/go/src/runtime/time.go:195
#	0xa663a1	golang.org/x/tools/gopls/internal/filecache.gc+0x271	C:/workdir/gopath/src/golang.org/x/tools/gopls/internal/filecache/filecache.go:507
2024-02-01 23:11 windows-386-2016 tools@2e15dc7c go@117164f9 x/tools/gopls/internal/test/integration/inlayhints.TestModVendorBuild (log)
--- FAIL: TestModVendorBuild (0.26s)
    mod_test.go:238: err: exit status 2: stderr: unexpected fault address 0x1f400c0
        fatal error: fault
        [signal 0xc0000005 code=0x0 addr=0x1f400c0 pc=0xe268b4]

        goroutine 1 gp=0x243e008 m=0 mp=0x19096a0 [running]:
        runtime.throw({0x14b5593, 0x5})
        	runtime/panic.go:1011 +0x4d fp=0x2523c8c sp=0x2523c78 pc=0xe5eedd
        runtime.sigpanic()
        	runtime/signal_windows.go:414 +0x100 fp=0x2523cb0 sp=0x2523c8c pc=0xe75c50
...

        goroutine 5 gp=0x243ea28 m=nil [finalizer wait]:
        runtime.gopark(0x150e144, 0x1948470, 0x10, 0xa, 0x1)
        	runtime/proc.go:402 +0xfd fp=0x2440f98 sp=0x2440f84 pc=0xe6209d
        runtime.runfinq()
        	runtime/mfinal.go:194 +0xf8 fp=0x2440ff0 sp=0x2440f98 pc=0xe3c9b8
        runtime.goexit({})
        	runtime/asm_386.s:1363 +0x1 fp=0x2440ff4 sp=0x2440ff0 pc=0xe96db1
        created by runtime.createfing in goroutine 1
        	runtime/mfinal.go:164 +0x5e
2024-02-01 23:11 windows-386-2016 tools@2e15dc7c go@117164f9 x/tools/gopls/internal/test/integration/inlayhints.TestModVendorAuto (log)
--- FAIL: TestModVendorAuto (0.09s)
    mod_test.go:266: err: exit status 2: stderr: unexpected fault address 0x1eb00c0
        fatal error: fault
        [signal 0xc0000005 code=0x0 addr=0x1eb00c0 pc=0xe268b4]

        goroutine 1 gp=0x283e008 m=0 mp=0x19096a0 [running]:
        runtime.throw({0x14b5593, 0x5})
        	runtime/panic.go:1011 +0x4d fp=0x28f3c8c sp=0x28f3c78 pc=0xe5eedd
        runtime.sigpanic()
        	runtime/signal_windows.go:414 +0x100 fp=0x28f3cb0 sp=0x28f3c8c pc=0xe75c50
...

        goroutine 18 gp=0x2886128 m=nil [finalizer wait]:
        runtime.gopark(0x150e144, 0x1948470, 0x10, 0xa, 0x1)
        	runtime/proc.go:402 +0xfd fp=0x2844f98 sp=0x2844f84 pc=0xe6209d
        runtime.runfinq()
        	runtime/mfinal.go:194 +0xf8 fp=0x2844ff0 sp=0x2844f98 pc=0xe3c9b8
        runtime.goexit({})
        	runtime/asm_386.s:1363 +0x1 fp=0x2844ff4 sp=0x2844ff0 pc=0xe96db1
        created by runtime.createfing in goroutine 1
        	runtime/mfinal.go:164 +0x5e
2024-02-01 23:11 windows-386-2016 tools@2e15dc7c go@117164f9 x/tools/gopls/internal/test/integration/inlayhints.TestDisablingCodeLens (log)
goroutine profile: total 6
1 @ 0x2c80bd 0x305d27 0x481020 0x480e48 0x47d48b 0xc6effe 0xc6eb40 0x3dd4e3 0x30b5b1
#	0x305d26	runtime/pprof.runtime_goroutineProfileWithLabels+0x46				C:/workdir/go/src/runtime/mprof.go:1079
#	0x48101f	runtime/pprof.writeRuntimeProfile+0xbf						C:/workdir/go/src/runtime/pprof/pprof.go:775
#	0x480e47	runtime/pprof.writeGoroutine+0x77						C:/workdir/go/src/runtime/pprof/pprof.go:734
#	0x47d48a	runtime/pprof.(*Profile).WriteTo+0xea						C:/workdir/go/src/runtime/pprof/pprof.go:369
#	0xc6effd	golang.org/x/tools/gopls/internal/test/integration.(*Runner).Run.func1.1+0x8d	C:/workdir/gopath/src/golang.org/x/tools/gopls/internal/test/integration/runner.go:207
#	0xc6eb3f	golang.org/x/tools/gopls/internal/test/integration.(*Runner).Run.func1+0xcbf	C:/workdir/gopath/src/golang.org/x/tools/gopls/internal/test/integration/runner.go:255
#	0x3dd4e2	testing.tRunner+0x122								C:/workdir/go/src/testing/testing.go:1689

...
--- FAIL: TestDisablingCodeLens (2.67s)
    --- FAIL: TestDisablingCodeLens/default (2.15s)
        --- FAIL: TestDisablingCodeLens/default/default (1.00s)
            runner.go:208: closing the sandbox: error(s) cleaning sandbox: cleaning modcache: go command failed (stdout: ) (stderr: unexpected fault address 0xc100c0
                fatal error: fault
                [signal 0xc0000005 code=0x0 addr=0xc100c0 pc=0xe268b4]

                goroutine 1 gp=0x203e008 m=0 mp=0x19096a0 [running]:
                runtime.throw({0x14b5593, 0x5})
                	runtime/panic.go:1011 +0x4d fp=0x20a5c8c sp=0x20a5c78 pc=0xe5eedd
...
#	0x3de395	testing.(*T).Run+0x3d5									C:/workdir/go/src/testing/testing.go:1750
#	0xc71e22	golang.org/x/tools/gopls/internal/test/integration/codelens.TestUpgradeCodelens+0x152	C:/workdir/gopath/src/golang.org/x/tools/gopls/internal/test/integration/codelens/codelens_test.go:200
#	0x3dd4e2	testing.tRunner+0x122									C:/workdir/go/src/testing/testing.go:1689

1 @ 0x2d4b3d 0x29ab8f 0x29a7dc 0x54204b 0x30b5b1
#	0x54204a	golang.org/x/tools/gopls/internal/protocol.LogEvent.func1.1+0x4a	C:/workdir/gopath/src/golang.org/x/tools/gopls/internal/protocol/context.go:47

1 @ 0x2d4b3d 0x309434 0x9e63a2 0x30b5b1
#	0x309433	time.Sleep+0x123					C:/workdir/go/src/runtime/time.go:195
#	0x9e63a1	golang.org/x/tools/gopls/internal/filecache.gc+0x271	C:/workdir/gopath/src/golang.org/x/tools/gopls/internal/filecache/filecache.go:507

watchflakes

@gopherbot
Copy link
Contributor

Found new dashboard test flakes for:

#!watchflakes
post <- goos == "windows" && log ~ `unexpected fault address` && log ~ `fatal error: fault`
2024-02-01 22:59 windows-386-2016 go@117164f9 cmd/cgo/internal/testcshared.TestExportedSymbols (log)
--- FAIL: TestExportedSymbols (3.38s)
    cshared_test.go:366: command failed: [go build -buildmode=c-shared -installsuffix testcshared -o libgo.dll libgo\libgo.go]
        exit status 2
        unexpected fault address 0x23d00c0
        fatal error: fault
        [signal 0xc0000005 code=0x0 addr=0x23d00c0 pc=0xab68b4]

        goroutine 1 gp=0x243e008 m=0 mp=0x15996a0 [running]:
        runtime.throw({0x1145593, 0x5})
        	runtime/panic.go:1011 +0x4d fp=0x24edb34 sp=0x24edb20 pc=0xaeeedd
...

        goroutine 18 gp=0x2486128 m=nil [finalizer wait]:
        runtime.gopark(0x119e144, 0x15d8470, 0x10, 0xa, 0x1)
        	runtime/proc.go:402 +0xfd fp=0x2444f98 sp=0x2444f84 pc=0xaf209d
        runtime.runfinq()
        	runtime/mfinal.go:194 +0xf8 fp=0x2444ff0 sp=0x2444f98 pc=0xacc9b8
        runtime.goexit({})
        	runtime/asm_386.s:1363 +0x1 fp=0x2444ff4 sp=0x2444ff0 pc=0xb26db1
        created by runtime.createfing in goroutine 1
        	runtime/mfinal.go:164 +0x5e
2024-02-01 23:36 windows-386-2016 tools@d0778885 go@117164f9 x/tools/gopls/internal/test/integration/inlayhints.TestModVendorBuild (log)
--- FAIL: TestModVendorBuild (0.31s)
    mod_test.go:238: err: exit status 2: stderr: unexpected fault address 0x1be00c0
        fatal error: fault
        [signal 0xc0000005 code=0x0 addr=0x1be00c0 pc=0xc468b4]

        goroutine 1 gp=0x1c3e008 m=0 mp=0x17296a0 [running]:
        runtime.throw({0x12d5593, 0x5})
        	runtime/panic.go:1011 +0x4d fp=0x1d23c8c sp=0x1d23c78 pc=0xc7eedd
        runtime.sigpanic()
        	runtime/signal_windows.go:414 +0x100 fp=0x1d23cb0 sp=0x1d23c8c pc=0xc95c50
...

        goroutine 5 gp=0x1c3ea28 m=nil [finalizer wait]:
        runtime.gopark(0x132e144, 0x1768470, 0x10, 0xa, 0x1)
        	runtime/proc.go:402 +0xfd fp=0x1c40f98 sp=0x1c40f84 pc=0xc8209d
        runtime.runfinq()
        	runtime/mfinal.go:194 +0xf8 fp=0x1c40ff0 sp=0x1c40f98 pc=0xc5c9b8
        runtime.goexit({})
        	runtime/asm_386.s:1363 +0x1 fp=0x1c40ff4 sp=0x1c40ff0 pc=0xcb6db1
        created by runtime.createfing in goroutine 1
        	runtime/mfinal.go:164 +0x5e
2024-02-01 23:36 windows-386-2016 tools@d0778885 go@117164f9 x/tools/gopls/internal/test/integration/inlayhints.TestModVendorAuto (log)
--- FAIL: TestModVendorAuto (0.09s)
    mod_test.go:266: err: exit status 2: stderr: unexpected fault address 0x22e00c0
        fatal error: fault
        [signal 0xc0000005 code=0x0 addr=0x22e00c0 pc=0xc468b4]

        goroutine 1 gp=0x283e008 m=0 mp=0x17296a0 [running]:
        runtime.throw({0x12d5593, 0x5})
        	runtime/panic.go:1011 +0x4d fp=0x2923c8c sp=0x2923c78 pc=0xc7eedd
        runtime.sigpanic()
        	runtime/signal_windows.go:414 +0x100 fp=0x2923cb0 sp=0x2923c8c pc=0xc95c50
...

        goroutine 5 gp=0x283ea28 m=nil [finalizer wait]:
        runtime.gopark(0x132e144, 0x1768470, 0x10, 0xa, 0x1)
        	runtime/proc.go:402 +0xfd fp=0x2840f98 sp=0x2840f84 pc=0xc8209d
        runtime.runfinq()
        	runtime/mfinal.go:194 +0xf8 fp=0x2840ff0 sp=0x2840f98 pc=0xc5c9b8
        runtime.goexit({})
        	runtime/asm_386.s:1363 +0x1 fp=0x2840ff4 sp=0x2840ff0 pc=0xcb6db1
        created by runtime.createfing in goroutine 1
        	runtime/mfinal.go:164 +0x5e
2024-02-01 23:36 windows-386-2016 tools@d0778885 go@117164f9 x/tools/gopls/internal/test/integration/inlayhints.TestDisablingCodeLens (log)
goroutine profile: total 6
1 @ 0x13180bd 0x1355d27 0x14d1020 0x14d0e48 0x14cd48b 0x1cd829e 0x1cd7de0 0x142d4e3 0x135b5b1
#	0x1355d26	runtime/pprof.runtime_goroutineProfileWithLabels+0x46				C:/workdir/go/src/runtime/mprof.go:1079
#	0x14d101f	runtime/pprof.writeRuntimeProfile+0xbf						C:/workdir/go/src/runtime/pprof/pprof.go:775
#	0x14d0e47	runtime/pprof.writeGoroutine+0x77						C:/workdir/go/src/runtime/pprof/pprof.go:734
#	0x14cd48a	runtime/pprof.(*Profile).WriteTo+0xea						C:/workdir/go/src/runtime/pprof/pprof.go:369
#	0x1cd829d	golang.org/x/tools/gopls/internal/test/integration.(*Runner).Run.func1.1+0x8d	C:/workdir/gopath/src/golang.org/x/tools/gopls/internal/test/integration/runner.go:207
#	0x1cd7ddf	golang.org/x/tools/gopls/internal/test/integration.(*Runner).Run.func1+0xcbf	C:/workdir/gopath/src/golang.org/x/tools/gopls/internal/test/integration/runner.go:255
#	0x142d4e2	testing.tRunner+0x122								C:/workdir/go/src/testing/testing.go:1689

...
--- FAIL: TestDisablingCodeLens (3.62s)
    --- FAIL: TestDisablingCodeLens/default (2.95s)
        --- FAIL: TestDisablingCodeLens/default/default (1.33s)
            runner.go:208: closing the sandbox: error(s) cleaning sandbox: cleaning modcache: go command failed (stdout: ) (stderr: unexpected fault address 0x1b200c0
                fatal error: fault
                [signal 0xc0000005 code=0x0 addr=0x1b200c0 pc=0xc468b4]

                goroutine 1 gp=0x203e008 m=0 mp=0x17296a0 [running]:
                runtime.throw({0x12d5593, 0x5})
                	runtime/panic.go:1011 +0x4d fp=0x210bc8c sp=0x210bc78 pc=0xc7eedd
...
#	0x142e395	testing.(*T).Run+0x3d5									C:/workdir/go/src/testing/testing.go:1750
#	0x1cdb0c2	golang.org/x/tools/gopls/internal/test/integration/codelens.TestUpgradeCodelens+0x152	C:/workdir/gopath/src/golang.org/x/tools/gopls/internal/test/integration/codelens/codelens_test.go:200
#	0x142d4e2	testing.tRunner+0x122									C:/workdir/go/src/testing/testing.go:1689

1 @ 0x1324b3d 0x12eab8f 0x12ea7dc 0x159204b 0x135b5b1
#	0x159204a	golang.org/x/tools/gopls/internal/protocol.LogEvent.func1.1+0x4a	C:/workdir/gopath/src/golang.org/x/tools/gopls/internal/protocol/context.go:47

1 @ 0x1324b3d 0x1359434 0x1a4f642 0x135b5b1
#	0x1359433	time.Sleep+0x123					C:/workdir/go/src/runtime/time.go:195
#	0x1a4f641	golang.org/x/tools/gopls/internal/filecache.gc+0x271	C:/workdir/gopath/src/golang.org/x/tools/gopls/internal/filecache/filecache.go:507

watchflakes

@gopherbot
Copy link
Contributor

Found new dashboard test flakes for:

#!watchflakes
post <- goos == "windows" && log ~ `unexpected fault address` && log ~ `fatal error: fault`
2024-02-01 23:04 x_tools-gotip-windows-386 tools@c07f9276 go@117164f9 x/tools/gopls/internal/test/integration/codelens.TestUpgradeCodelens (log)
=== RUN   TestUpgradeCodelens/Upgrade_individual_dependency_vendoring=false/default
    codelens_test.go:211: err: exit status 2: stderr: unexpected fault address 0x5e00c0
        fatal error: fault
        [signal 0xc0000005 code=0x0 addr=0x5e00c0 pc=0xe268b4]
        
        goroutine 1 gp=0x1c4c008 m=0 mp=0x19096a0 [running]:
        runtime.throw({0x14b5593, 0x5})
        	runtime/panic.go:1011 +0x4d fp=0x1cf9b34 sp=0x1cf9b20 pc=0xe5eedd
        runtime.sigpanic()
        	runtime/signal_windows.go:414 +0x100 fp=0x1cf9b58 sp=0x1cf9b34 pc=0xe75c50
...
fatal error: fault
[signal 0xc0000005 code=0x0 addr=0x5e00c0 pc=0xe268b4]

goroutine 1 gp=0x1c4c008 m=0 mp=0x19096a0 [running]:
runtime.throw({0x14b5593, 0x5})
	runtime/panic.go:1011 +0x4d fp=0x1cf9b34 sp=0x1cf9b20 pc=0xe5eedd
runtime.sigpanic()
	runtime/signal_windows.go:414 +0x100 fp=0x1cf9b58 sp=0x1cf9b34 pc=0xe75c50
runtime/internal/atomic.Load(0x5e00c0)
	runtime/internal/atomic/atomic_386.go:19 +0x4 fp=0x1cf9b5c sp=0x1cf9b58 pc=0xe268b4
...
        runtime.gopark(0x150e144, 0x1948470, 0x10, 0xa, 0x1)
        	runtime/proc.go:402 +0xfd fp=0x1c52f98 sp=0x1c52f84 pc=0xe6209d
        runtime.runfinq()
        	runtime/mfinal.go:194 +0xf8 fp=0x1c52ff0 sp=0x1c52f98 pc=0xe3c9b8
        runtime.goexit({})
        	runtime/asm_386.s:1363 +0x1 fp=0x1c52ff4 sp=0x1c52ff0 pc=0xe96db1
        created by runtime.createfing in goroutine 1
        	runtime/mfinal.go:164 +0x5e
        ): exit status 2; removing files: <nil>
--- FAIL: TestUpgradeCodelens/Upgrade_individual_dependency_vendoring=false/default (5.14s)
2024-02-01 23:04 x_tools-gotip-windows-386 tools@c07f9276 go@117164f9 x/tools/gopls/internal/test/integration/completion.TestUnimportedCompletion (log)
=== RUN   TestUnimportedCompletion/default
    completion_test.go:291: go command failed (stdout: ) (stderr: unexpected fault address 0xb100c0
        fatal error: fault
        [signal 0xc0000005 code=0x0 addr=0xb100c0 pc=0xe268b4]
        
        goroutine 1 gp=0x204c008 m=0 mp=0x19096a0 [running]:
        runtime.throw({0x14b5593, 0x5})
        	runtime/panic.go:1011 +0x4d fp=0x20bbc8c sp=0x20bbc78 pc=0xe5eedd
        runtime.sigpanic()
        	runtime/signal_windows.go:414 +0x100 fp=0x20bbcb0 sp=0x20bbc8c pc=0xe75c50
...
        fatal error: fault
        [signal 0xc0000005 code=0x0 addr=0x1be00c0 pc=0xe268b4]
        
        goroutine 1 gp=0x284c008 m=0 mp=0x19096a0 [running]:
        runtime.throw({0x14b5593, 0x5})
        	runtime/panic.go:1011 +0x4d fp=0x2937c8c sp=0x2937c78 pc=0xe5eedd
        runtime.sigpanic()
        	runtime/signal_windows.go:414 +0x100 fp=0x2937cb0 sp=0x2937c8c pc=0xe75c50
        runtime/internal/atomic.Load(0x1be00c0)
        	runtime/internal/atomic/atomic_386.go:19 +0x4 fp=0x2937cb4 sp=0x2937cb0 pc=0xe268b4
...
        runtime.gopark(0x150e144, 0x1948470, 0x10, 0xa, 0x1)
        	runtime/proc.go:402 +0xfd fp=0x284ef98 sp=0x284ef84 pc=0xe6209d
        runtime.runfinq()
        	runtime/mfinal.go:194 +0xf8 fp=0x284eff0 sp=0x284ef98 pc=0xe3c9b8
        runtime.goexit({})
        	runtime/asm_386.s:1363 +0x1 fp=0x284eff4 sp=0x284eff0 pc=0xe96db1
        created by runtime.createfing in goroutine 1
        	runtime/mfinal.go:164 +0x5e
        ): exit status 2; removing files: <nil>
--- FAIL: TestUnimportedCompletion/default (2.55s)
2024-02-01 23:04 x_tools-gotip-windows-386 tools@c07f9276 go@117164f9 x/tools/gopls/internal/test/integration/debug.TestStartDebugging (log)
=== RUN   TestStartDebugging/experimental
serve.go:441: debug server listening at http://localhost:51218
goroutine profile: total 13
2 @ 0x7d4b3d 0x7cc438 0x806100 0x850c85 0x851cd8 0x85293f 0xa62cdd 0xa70dcd 0xb5891a 0x8e4060 0x8e419b 0xb5dfb6 0x80b5b1
#	0x8060ff	internal/poll.runtime_pollWait+0x4f	C:/b/s/w/ir/x/w/goroot/src/runtime/netpoll.go:345
#	0x850c84	internal/poll.(*pollDesc).wait+0x34	C:/b/s/w/ir/x/w/goroot/src/internal/poll/fd_poll_runtime.go:84
#	0x851cd7	internal/poll.execIO+0x107		C:/b/s/w/ir/x/w/goroot/src/internal/poll/fd_windows.go:177
#	0x85293e	internal/poll.(*FD).Read+0x13e		C:/b/s/w/ir/x/w/goroot/src/internal/poll/fd_windows.go:438
#	0xa62cdc	net.(*netFD).Read+0x3c			C:/b/s/w/ir/x/w/goroot/src/net/fd_posix.go:55
#	0xa70dcc	net.(*conn).Read+0x4c			C:/b/s/w/ir/x/w/goroot/src/net/net.go:179
...
        fatal error: fault
        [signal 0xc0000005 code=0x0 addr=0x1bd00c0 pc=0xe268b4]
        
        goroutine 1 gp=0x244c008 m=0 mp=0x19096a0 [running]:
        runtime.throw({0x14b5593, 0x5})
        	runtime/panic.go:1011 +0x4d fp=0x2533c8c sp=0x2533c78 pc=0xe5eedd
        runtime.sigpanic()
        	runtime/signal_windows.go:414 +0x100 fp=0x2533cb0 sp=0x2533c8c pc=0xe75c50
        runtime/internal/atomic.Load(0x1bd00c0)
        	runtime/internal/atomic/atomic_386.go:19 +0x4 fp=0x2533cb4 sp=0x2533cb0 pc=0xe268b4
...
        runtime.gopark(0x150e144, 0x1948470, 0x10, 0xa, 0x1)
        	runtime/proc.go:402 +0xfd fp=0x244ef98 sp=0x244ef84 pc=0xe6209d
        runtime.runfinq()
        	runtime/mfinal.go:194 +0xf8 fp=0x244eff0 sp=0x244ef98 pc=0xe3c9b8
        runtime.goexit({})
        	runtime/asm_386.s:1363 +0x1 fp=0x244eff4 sp=0x244eff0 pc=0xe96db1
        created by runtime.createfing in goroutine 1
        	runtime/mfinal.go:164 +0x5e
        ): exit status 2; removing files: <nil>
--- FAIL: TestStartDebugging/experimental (3.34s)
2024-02-01 23:11 x_tools-gotip-windows-386 tools@2e15dc7c go@117164f9 x/tools/gopls/internal/test/integration/codelens.TestUpgradeCodelens (log)
=== RUN   TestUpgradeCodelens/Upgrade_individual_dependency_vendoring=false/default
    codelens_test.go:211: err: exit status 2: stderr: unexpected fault address 0x229400c0
        fatal error: fault
        [signal 0xc0000005 code=0x0 addr=0x229400c0 pc=0xdd68b4]
        
        goroutine 1 gp=0x284c008 m=0 mp=0x18b96a0 [running]:
        runtime.throw({0x1465593, 0x5})
        	runtime/panic.go:1011 +0x4d fp=0x28b5b34 sp=0x28b5b20 pc=0xe0eedd
        runtime.sigpanic()
        	runtime/signal_windows.go:414 +0x100 fp=0x28b5b58 sp=0x28b5b34 pc=0xe25c50
...
fatal error: fault
[signal 0xc0000005 code=0x0 addr=0x229400c0 pc=0xdd68b4]

goroutine 1 gp=0x284c008 m=0 mp=0x18b96a0 [running]:
runtime.throw({0x1465593, 0x5})
	runtime/panic.go:1011 +0x4d fp=0x28b5b34 sp=0x28b5b20 pc=0xe0eedd
runtime.sigpanic()
	runtime/signal_windows.go:414 +0x100 fp=0x28b5b58 sp=0x28b5b34 pc=0xe25c50
runtime/internal/atomic.Load(0x229400c0)
	runtime/internal/atomic/atomic_386.go:19 +0x4 fp=0x28b5b5c sp=0x28b5b58 pc=0xdd68b4
...
        runtime.gopark(0x14be144, 0x18f8470, 0x10, 0xa, 0x1)
        	runtime/proc.go:402 +0xfd fp=0x244ef98 sp=0x244ef84 pc=0xe1209d
        runtime.runfinq()
        	runtime/mfinal.go:194 +0xf8 fp=0x244eff0 sp=0x244ef98 pc=0xdec9b8
        runtime.goexit({})
        	runtime/asm_386.s:1363 +0x1 fp=0x244eff4 sp=0x244eff0 pc=0xe46db1
        created by runtime.createfing in goroutine 1
        	runtime/mfinal.go:164 +0x5e
        ): exit status 2; removing files: <nil>
--- FAIL: TestUpgradeCodelens/Upgrade_individual_dependency_vendoring=false/default (2.56s)
2024-02-01 23:11 x_tools-gotip-windows-386 tools@2e15dc7c go@117164f9 x/tools/gopls/internal/test/integration/completion.TestUnimportedCompletion (log)
=== RUN   TestUnimportedCompletion/default
    completion_test.go:291: go command failed (stdout: ) (stderr: unexpected fault address 0x20f00c0
        fatal error: fault
        [signal 0xc0000005 code=0x0 addr=0x20f00c0 pc=0xdd68b4]
        
        goroutine 1 gp=0x284c008 m=0 mp=0x18b96a0 [running]:
        runtime.throw({0x1465593, 0x5})
        	runtime/panic.go:1011 +0x4d fp=0x2933c8c sp=0x2933c78 pc=0xe0eedd
        runtime.sigpanic()
        	runtime/signal_windows.go:414 +0x100 fp=0x2933cb0 sp=0x2933c8c pc=0xe25c50
...
        fatal error: fault
        [signal 0xc0000005 code=0x0 addr=0x1bd00c0 pc=0xdd68b4]
        
        goroutine 1 gp=0x244c008 m=0 mp=0x18b96a0 [running]:
        runtime.throw({0x1465593, 0x5})
        	runtime/panic.go:1011 +0x4d fp=0x25b3c8c sp=0x25b3c78 pc=0xe0eedd
        runtime.sigpanic()
        	runtime/signal_windows.go:414 +0x100 fp=0x25b3cb0 sp=0x25b3c8c pc=0xe25c50
        runtime/internal/atomic.Load(0x1bd00c0)
        	runtime/internal/atomic/atomic_386.go:19 +0x4 fp=0x25b3cb4 sp=0x25b3cb0 pc=0xdd68b4
...
        runtime.gopark(0x14be144, 0x18f8470, 0x10, 0xa, 0x1)
        	runtime/proc.go:402 +0xfd fp=0x2452f98 sp=0x2452f84 pc=0xe1209d
        runtime.runfinq()
        	runtime/mfinal.go:194 +0xf8 fp=0x2452ff0 sp=0x2452f98 pc=0xdec9b8
        runtime.goexit({})
        	runtime/asm_386.s:1363 +0x1 fp=0x2452ff4 sp=0x2452ff0 pc=0xe46db1
        created by runtime.createfing in goroutine 1
        	runtime/mfinal.go:164 +0x5e
        ): exit status 2; removing files: <nil>
--- FAIL: TestUnimportedCompletion/default (2.83s)
2024-02-01 23:11 x_tools-gotip-windows-386 tools@2e15dc7c go@117164f9 x/tools/gopls/internal/test/integration/debug.TestStartDebugging (log)
=== RUN   TestStartDebugging/experimental
serve.go:441: debug server listening at http://localhost:49950
goroutine profile: total 13
2 @ 0x104b3d 0x116e83 0x4a757b 0x13b5b1
#	0x4a757a	net/http.(*persistConn).writeLoop+0xfa	C:/b/s/w/ir/x/w/goroot/src/net/http/transport.go:2443

2 @ 0x104b3d 0xfc438 0x136100 0x180c85 0x181cd8 0x18293f 0x392cdd 0x3a0dcd 0x48891a 0x214060 0x21419b 0x48dfb6 0x13b5b1
#	0x1360ff	internal/poll.runtime_pollWait+0x4f	C:/b/s/w/ir/x/w/goroot/src/runtime/netpoll.go:345
#	0x180c84	internal/poll.(*pollDesc).wait+0x34	C:/b/s/w/ir/x/w/goroot/src/internal/poll/fd_poll_runtime.go:84
#	0x181cd7	internal/poll.execIO+0x107		C:/b/s/w/ir/x/w/goroot/src/internal/poll/fd_windows.go:177
...
        fatal error: fault
        [signal 0xc0000005 code=0x0 addr=0x1bf00c0 pc=0xdd68b4]
        
        goroutine 1 gp=0x1c4c008 m=0 mp=0x18b96a0 [running]:
        runtime.throw({0x1465593, 0x5})
        	runtime/panic.go:1011 +0x4d fp=0x1cb3c8c sp=0x1cb3c78 pc=0xe0eedd
        runtime.sigpanic()
        	runtime/signal_windows.go:414 +0x100 fp=0x1cb3cb0 sp=0x1cb3c8c pc=0xe25c50
        runtime/internal/atomic.Load(0x1bf00c0)
        	runtime/internal/atomic/atomic_386.go:19 +0x4 fp=0x1cb3cb4 sp=0x1cb3cb0 pc=0xdd68b4
...
        runtime.gopark(0x14be144, 0x18f8470, 0x10, 0xa, 0x1)
        	runtime/proc.go:402 +0xfd fp=0x1c4ef98 sp=0x1c4ef84 pc=0xe1209d
        runtime.runfinq()
        	runtime/mfinal.go:194 +0xf8 fp=0x1c4eff0 sp=0x1c4ef98 pc=0xdec9b8
        runtime.goexit({})
        	runtime/asm_386.s:1363 +0x1 fp=0x1c4eff4 sp=0x1c4eff0 pc=0xe46db1
        created by runtime.createfing in goroutine 1
        	runtime/mfinal.go:164 +0x5e
        ): exit status 2; removing files: <nil>
--- FAIL: TestStartDebugging/experimental (2.83s)

watchflakes

@qmuntal
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qmuntal commented Feb 8, 2024

All these new failures are related to #65447. Closing.

@qmuntal qmuntal closed this as completed Feb 8, 2024
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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. OS-Windows WaitingForInfo Issue is not actionable because of missing required information, which needs to be provided.
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