https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85037
Bug ID: 85037
Summary: SIGSEGV in gotools testsuite affects several tests
Product: gcc
Version: 8.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: go
Assignee: ian at airs dot com
Reporter: ubizjak at gmail dot com
CC: cmang at google dot com
Target Milestone: ---
Several tests in gotools testsuite start to fail with the following backtrace:
FAIL: TestCgoSignalDeadlock
crash_test.go:55: building testprogcgo []: exit status 2
#
_/space/uros/gcc-svn/trunk/libgo/go/runtime/testdata/testprogcgo
panic: runtime error: invalid memory address or nil pointer
dereference
[signal SIGSEGV: segmentation violation code=1 addr=0
pc=2199037193288]
goroutine 1 [running]:
panic
/space/homedirs/uros/gcc-svn/trunk/libgo/go/runtime/panic.go:557
internal_poll.FD.destroy
/space/homedirs/uros/gcc-svn/trunk/libgo/go/internal/poll/fd_unix.go:71
internal_poll.FD.decref
/space/homedirs/uros/gcc-svn/trunk/libgo/go/internal/poll/fd_mutex.go:211
internal_poll.FD.Close
/space/homedirs/uros/gcc-svn/trunk/libgo/go/internal/poll/fd_unix.go:93
os.file.close
/space/homedirs/uros/gcc-svn/trunk/libgo/go/os/file_unix.go:210
os.File.Close
/space/homedirs/uros/gcc-svn/trunk/libgo/go/os/file_unix.go:202
os_exec.Cmd.closeDescriptors
/space/homedirs/uros/gcc-svn/trunk/libgo/go/os/exec/exec.go:284
os_exec.Cmd.Start
/space/homedirs/uros/gcc-svn/trunk/libgo/go/os/exec/exec.go:391
os_exec.Cmd.Run
/space/homedirs/uros/gcc-svn/trunk/libgo/go/os/exec/exec.go:302
main.run
/space/homedirs/uros/gcc-svn/trunk/gotools/../libgo/go/cmd/cgo/util.go:62
main.runGcc
/space/homedirs/uros/gcc-svn/trunk/gotools/../libgo/go/cmd/cgo/gcc.go:1736
main.Package.gccDefines
/space/homedirs/uros/gcc-svn/trunk/gotools/../libgo/go/cmd/cgo/gcc.go:1692
main.Package.loadDefines
/space/homedirs/uros/gcc-svn/trunk/gotools/../libgo/go/cmd/cgo/gcc.go:203
main.Package.Translate
/space/homedirs/uros/gcc-svn/trunk/gotools/../libgo/go/cmd/cgo/gcc.go:185
main.main
/space/homedirs/uros/gcc-svn/trunk/gotools/../libgo/go/cmd/cgo/main.go:331
