diff options
Diffstat (limited to 'runsc/cmd/exec.go')
| -rw-r--r-- | runsc/cmd/exec.go | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/runsc/cmd/exec.go b/runsc/cmd/exec.go index 7adc23a77..e817eff77 100644 --- a/runsc/cmd/exec.go +++ b/runsc/cmd/exec.go @@ -235,7 +235,11 @@ func (ex *Exec) execChildAndWait(waitStatus *syscall.WaitStatus) subcommands.Exi cmd.SysProcAttr = &syscall.SysProcAttr{ Setsid: true, Setctty: true, - Ctty: int(tty.Fd()), + // The Ctty FD must be the FD in the child process's FD + // table. Since we set cmd.Stdin/Stdout/Stderr to the + // tty FD, we can use any of 0, 1, or 2 here. + // See https://github.com/golang/go/issues/29458. + Ctty: 0, } } |