GetMessage syscall.Syscall6 Crash

[zhaoya881010]

golang version 1.15 Windows server 2012 Exception 0xc0000005 0x0 0x1749111c 0x77e47594 PC=0x77e47594 signal arrived during external code execution

syscall.Syscall6(0x7598a5b0, 0x4, 0x27066f8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ...) C:/Go/src/runtime/syscall_windows.go:201 +0xbb GoProxy/vendor/github.com/lxn/win.GetMessage(0x27066f8, 0x0, 0x0, 0x0, 0x1) D:/svn_code/src/GoProxy/vendor/github.com/lxn/win/user32.go:2564 +0x8a GoProxy/vendor/github.com/lxn/walk.(*FormBase).mainLoop(0x2eb9a000, 0x0) D:/svn_code/src/GoProxy/vendor/github.com/lxn/walk/mainloop_default.go:20 +0x95 GoProxy/vendor/github.com/lxn/walk.(*FormBase).Run(0x2eb9a000, 0x0) D:/svn_code/src/GoProxy/vendor/github.com/lxn/walk/form.go:373 +0xa3 main.main()

No problem has been found in win7 environment for the time being. This problem has been found in 2012 server. It's not a startup error, it's other groutines that call programs with a desktop.

[zhaoya881010]

goroutine 54 [syscall, locked to thread]: syscall.Syscall(0x77689050, 0x2, 0x92c, 0xffffffff, 0x0, 0x0, 0x0, 0x0) C:/go-build/Go/src/runtime/syscall_windows.go:172 +0xcf syscall.WaitForSingleObject(0x92c, 0xffffffff, 0x0, 0x0, 0x0) C:/go-build/Go/src/syscall/zsyscall_windows.go:737 +0x53 os.(*Process).wait(0x2e936930, 0x0, 0x0, 0x0) C:/go-build/Go/src/os/exec_windows.go:18 +0x5a os.(*Process).Wait(0x2e936930, 0x2e820600, 0x0, 0x0) C:/go-build/Go/src/os/exec.go:125 +0x21 os/exec.(*Cmd).Wait(0x2ebc8210, 0xb6bea8, 0x0) C:/go-build/Go/src/os/exec/exec.go:465 +0x43 GoProxy/utils/shell.RunCmdWithTimeout.func5(0x2ebc8210, 0x2e92605c, 0x2eb0e1c0, 0x2eba3d00, 0x2eb8a000, 0x24) D:/gseeproxy/src/GoProxy/utils/shell/shell.go:204 +0x43 created by GoProxy/utils/shell.RunCmdWithTimeout D:/gseeproxy/src/GoProxy/utils/shell/shell.go:198 +0x7f4 eax 0xffffffff ebx 0x0 ecx 0x30 edx 0x0 edi 0x24 esi 0x1 ebp 0xffffffff esp 0x0 eip 0x77e47594 eflags 0x0 cs 0x0 fs 0x14f63580 gs 0xbfd70d2f