cmd/cgo/internal/testplugin: unrecognized failures

[gopherbot]

#!watchflakes
default <- pkg == "cmd/cgo/internal/testplugin" && test == ""

Issue created automatically to collect these failures.

Example (log):

mkdir -p $TMPDIR/src/testplugin
rsync -a testdata/ $TMPDIR/src/testplugin
echo 'module testplugin' > $TMPDIR/src/testplugin/go.mod
mkdir -p $TMPDIR/alt/src/testplugin
rsync -a altpath/testdata/ $TMPDIR/alt/src/testplugin
echo 'module testplugin' > $TMPDIR/alt/src/testplugin/go.mod
cd $TMPDIR/alt/src/testplugin
( GOPATH=$TMPDIR/alt PWD=$TMPDIR/alt/src/testplugin /tmp/buildlet/go/bin/go build -gcflags '' -buildmode=plugin -o $TMPDIR/src/testplugin/plugin-mismatch.so ./plugin-mismatch )
cd $TMPDIR/src/testplugin
( GOPATH=$TMPDIR PWD=$TMPDIR/src/testplugin LD_LIBRARY_PATH=$TMPDIR/src/testplugin /tmp/buildlet/go/bin/go build -gcflags '' -buildmode=plugin ./plugin1 )
...
panic: test timed out after 3m0s
	running tests:
		TestForkExec (3s)

goroutine 258 gp=0xc00012bdc0 m=0 mp=0x8dd0960 [running]:
panic({0x8cb71c0?, 0xc00068e5f0?})
	/tmp/buildlet/go/src/runtime/panic.go:778 +0x168 fp=0xc0001b9f10 sp=0xc0001b9e60 pc=0x8b7d7a8
testing.(*M).startAlarm.func1()
	/tmp/buildlet/go/src/testing/testing.go:2367 +0x385 fp=0xc0001b9fe0 sp=0xc0001b9f10 pc=0x8c249c5
runtime.goexit({})
...
os/exec.(*Cmd).writerDescriptor.func1()
	/tmp/buildlet/go/src/os/exec/exec.go:577 +0x34 fp=0xc000634760 sp=0xc000634700 pc=0x8c2c5d4
os/exec.(*Cmd).Start.func2(0x8ce5500?)
	/tmp/buildlet/go/src/os/exec/exec.go:724 +0x2c fp=0xc0006347c8 sp=0xc000634760 pc=0x8c2d24c
os/exec.(*Cmd).Start.gowrap1()
	/tmp/buildlet/go/src/os/exec/exec.go:736 +0x24 fp=0xc0006347e0 sp=0xc0006347c8 pc=0x8c2d1e4
runtime.goexit({})
	/tmp/buildlet/go/src/runtime/asm_amd64.s:1699 +0x1 fp=0xc0006347e8 sp=0xc0006347e0 pc=0x8bb8981
created by os/exec.(*Cmd).Start in goroutine 202
	/tmp/buildlet/go/src/os/exec/exec.go:723 +0x98b

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

#!watchflakes
default <- pkg == "cmd/cgo/internal/testplugin" && test == ""

2024-05-09 17:45 darwin-amd64-13 go@cecbf4f2 cmd/cgo/internal/testplugin (log)

mkdir -p $TMPDIR/src/testplugin
rsync -a testdata/ $TMPDIR/src/testplugin
echo 'module testplugin' > $TMPDIR/src/testplugin/go.mod
mkdir -p $TMPDIR/alt/src/testplugin
rsync -a altpath/testdata/ $TMPDIR/alt/src/testplugin
echo 'module testplugin' > $TMPDIR/alt/src/testplugin/go.mod
cd $TMPDIR/alt/src/testplugin
( GOPATH=$TMPDIR/alt PWD=$TMPDIR/alt/src/testplugin /tmp/buildlet/go/bin/go build -gcflags '' -buildmode=plugin -o $TMPDIR/src/testplugin/plugin-mismatch.so ./plugin-mismatch )
cd $TMPDIR/src/testplugin
( GOPATH=$TMPDIR PWD=$TMPDIR/src/testplugin LD_LIBRARY_PATH=$TMPDIR/src/testplugin /tmp/buildlet/go/bin/go build -gcflags '' -buildmode=plugin ./plugin1 )
...
panic: test timed out after 3m0s
	running tests:
		TestForkExec (3s)

goroutine 258 gp=0xc00012bdc0 m=0 mp=0x8dd0960 [running]:
panic({0x8cb71c0?, 0xc00068e5f0?})
	/tmp/buildlet/go/src/runtime/panic.go:778 +0x168 fp=0xc0001b9f10 sp=0xc0001b9e60 pc=0x8b7d7a8
testing.(*M).startAlarm.func1()
	/tmp/buildlet/go/src/testing/testing.go:2367 +0x385 fp=0xc0001b9fe0 sp=0xc0001b9f10 pc=0x8c249c5
runtime.goexit({})
...
os/exec.(*Cmd).writerDescriptor.func1()
	/tmp/buildlet/go/src/os/exec/exec.go:577 +0x34 fp=0xc000634760 sp=0xc000634700 pc=0x8c2c5d4
os/exec.(*Cmd).Start.func2(0x8ce5500?)
	/tmp/buildlet/go/src/os/exec/exec.go:724 +0x2c fp=0xc0006347c8 sp=0xc000634760 pc=0x8c2d24c
os/exec.(*Cmd).Start.gowrap1()
	/tmp/buildlet/go/src/os/exec/exec.go:736 +0x24 fp=0xc0006347e0 sp=0xc0006347c8 pc=0x8c2d1e4
runtime.goexit({})
	/tmp/buildlet/go/src/runtime/asm_amd64.s:1699 +0x1 fp=0xc0006347e8 sp=0xc0006347e0 pc=0x8bb8981
created by os/exec.(*Cmd).Start in goroutine 202
	/tmp/buildlet/go/src/os/exec/exec.go:723 +0x98b

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

#!watchflakes
default <- pkg == "cmd/cgo/internal/testplugin" && test == ""

2024-05-11 21:29 darwin-amd64-13 go@9623a358 cmd/cgo/internal/testplugin (log)

mkdir -p $TMPDIR/alt/src/testplugin
rsync -a altpath/testdata/ $TMPDIR/alt/src/testplugin
echo 'module testplugin' > $TMPDIR/alt/src/testplugin/go.mod
mkdir -p $TMPDIR/src/testplugin
rsync -a testdata/ $TMPDIR/src/testplugin
echo 'module testplugin' > $TMPDIR/src/testplugin/go.mod
cd $TMPDIR/alt/src/testplugin
( GOPATH=$TMPDIR/alt PWD=$TMPDIR/alt/src/testplugin /tmp/buildlet/go/bin/go build -gcflags '' -buildmode=plugin -o $TMPDIR/src/testplugin/plugin-mismatch.so ./plugin-mismatch )
cd $TMPDIR/src/testplugin
( GOPATH=$TMPDIR PWD=$TMPDIR/src/testplugin LD_LIBRARY_PATH=$TMPDIR/src/testplugin /tmp/buildlet/go/bin/go build -gcflags '' -buildmode=plugin ./plugin1 )
...
r12    0x16
r13    0x0
r14    0xf3010000f400
r15    0xdc00
rip    0x7ff805af21fe
rflags 0x247
cs     0x7
fs     0x0
gs     0x0
*** Test killed with quit: ran too long (4m0s).

— watchflakes