PowerShell Fast Fails after cloud-hypervisor exits

[LookoutHill]

Prerequisites

• Write a descriptive title.
• Make sure you are able to repro it on the latest released version
• Search the existing issues, especially the pinned issues.

Exception report

pwsh -NoProfile -NoLogo -Command "try { [Console]::GetCursorPosition() } catch { Write-Warning 'failed to get cursor position' }"
WARNING: failed to get cursor position
pwsh -NoProfile -NoLogo -Command "try { [Console]::GetCursorPosition() } catch { Write-Warning 'failed to get cursor position' }"

Length Item1 Item2
------ ----- -----
     2     0     1

pwsh -NoProfile -NoLogo -Command "try { [Console]::SetCursorPosition( 0 , ([Console]::WindowHeight - 1) ) } catch { Write-Warning 'failed to reposition cursor' }"















matt in  dev2 in …/cloud-hypervisor took 42s845ms at 14:27 
❯
Oops, something went wrong.
Please report this bug with ALL the details below, including both the 'Environment' and 'Exception' sections.
Please report on GitHub: https://github.com/PowerShell/PSReadLine/issues/new?template=Bug_Report.yaml
Thank you!

### Environment
PSReadLine: 2.4.5
PowerShell: 7.6.1
OS: NixOS 25.11 (Xantusia)
BufferWidth: 201
BufferHeight: 25

Last 49 Keys:

 c d Spacebar ~ RightArrow Enter
 c d Spacebar 0 1 0 Tab Enter
 c d Spacebar 3 5 0 Tab Enter
 v i Spacebar j u Tab Enter
 c l s Backspace Backspace Backspace c l s Spacebar ; Spacebar Backspace Backspace Backspace Enter
 j u RightArrow Enter


### Exception

System.IO.IOException: The process cannot access the file because it is being used by another process.
   at Interop.ThrowExceptionForIoErrno(ErrorInfo errorInfo, String path, Boolean isDirError)
   at System.ConsolePal.TryGetCursorPosition(Int32& left, Int32& top, Boolean reinitializeForRead)
   at System.Console.get_CursorLeft()
   at Microsoft.PowerShell.Internal.VirtualTerminal.get_CursorLeft()
   at Microsoft.PowerShell.PSConsoleReadLine.Initialize(Runspace runspace, EngineIntrinsics engineIntrinsics)
   at Microsoft.PowerShell.PSConsoleReadLine.ReadLine(Runspace runspace, EngineIntrinsics engineIntrinsics, CancellationToken cancellationToken, Nullable`1 lastRunStatus)

matt in  dev2 in …/cloud-hypervisor took 42s845ms at 14:27                                                                                                                                             ❯
An error has occurred that was not properly handled. Additional information is shown below. The PowerShell process will exit.
Unhandled exception. System.IO.IOException: The process cannot access the file because it is being used by another process.
   at Interop.ThrowExceptionForIoErrno(ErrorInfo errorInfo, String path, Boolean isDirError)
   at System.IO.StdInReader.ReadKey()
   at System.Console.ReadKey(Boolean intercept)
   at Microsoft.PowerShell.Internal.VirtualTerminal.<>c.<ReadKey>b__40_0()
   at Microsoft.PowerShell.Internal.VirtualTerminal._TryIgnoreIOE[T](Func`1 f)
   at Microsoft.PowerShell.Internal.VirtualTerminal.ReadKey()
   at Microsoft.PowerShell.PSConsoleReadLine.ReadOneOrMoreKeys()
   at Microsoft.PowerShell.PSConsoleReadLine.ReadKeyThreadProc()
   at System.Threading.Thread.StartHelper.Callback(Object state)
   at System.Threading.ExecutionContext.RunInternal(ExecutionContext executionContext, ContextCallback callback, Object state)
--- End of stack trace from previous location ---
   at System.Threading.ExecutionContext.RunInternal(ExecutionContext executionContext, ContextCallback callback, Object state)
^[[25;1R^[[25;3RConnection to dev2 closed.

Screenshot

N/A

Environment data

PS Version: 7.6.1
PS HostName: ConsoleHost
PSReadLine Version: 2.4.5
PSReadLine EditMode: Emacs
OS: Linux dev2 6.18.22 #1-NixOS SMP PREEMPT_DYNAMIC Sat Apr 11 12:26:52 UTC 2026 x86_64 GNU/Linux
BufferWidth: 201
BufferHeight: 25

Steps to reproduce

Run zsh -ic 'date'.

Wrapping the command with rlwrap (e.g. rlwrap zsh -ic 'date') is a workaround.

These issues are likely related:
[https://github.com/dotnet/runtime/issues/59059] (dotnet/runtime#59059)
PowerShell/PowerShell#11215

Expected behavior

PowerShell doesn't crash.

Actual behavior

PowerShell crashes after the command exits.