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Crash On Start (OpenConsole.exe) - FIXED IN 1.19.10821 #21332

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opened 2026-01-31 07:41:26 +00:00 by claunia · 0 comments
claunia commented 2026-01-31 07:41:26 +00:00
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Originally created by @Zeroes1 on GitHub (Mar 1, 2024).

Windows Terminal version

1.19.2402.26003-1.21.2402.29001

Windows build number

10.0.19045.4046 (22H2)

Other Software

No response

Steps to reproduce

Canary latest ok : terminal-1.21.491.0
terminal-1.21.501.0 - 💥crash on start
....
terminal-1.21.601.0 -💥crash on start

latest release / preview with 💥crash on start
terminal-1.19.10573.0
terminal-1.20.10572.0

previous release / preview - ok
terminal-1.19.10302.0
terminal-1.20.10303.0

💥crash💥 happens in OpenConsole.exe

FAILED_INSTRUCTION_ADDRESS:
OpenConsole!Microsoft::Console::Render::XtermEngine::StartPaint+610
00007ff6`b8c2d650 f34a0fb8043b    popcnt  rax,qword ptr [rbx+r15]

FAULTING_SOURCE_LINE:  C:\__w\1\s\src\renderer\vt\XtermEngine.cpp

FAULTING_SOURCE_FILE:  C:\__w\1\s\src\renderer\vt\XtermEngine.cpp

FAULTING_SOURCE_LINE_NUMBER:  87


MODULE_NAME: OpenConsole

IMAGE_NAME:  OpenConsole.exe

FAILURE_BUCKET_ID:  ILLEGAL_INSTRUCTION_c000001d_OpenConsole.exe!Microsoft::Console::Render::XtermEngine::StartPaint

reproduced 100%
version where work OpenConsole.exe popcnt used twiced
in latest version OpenConsole.exe used 4 times

If i change in new version WT, OpenConsole.exe to old version - WT work fine.

warning: my cpu is old: Intel Core 2 Duo E8400

OpenConsole.exe.7332.dmp

dump for terminal-1.19.10573.0

Expected Behavior

work fine...

Actual Behavior

trap on strart...

Originally created by @Zeroes1 on GitHub (Mar 1, 2024). ### Windows Terminal version 1.19.2402.26003-1.21.2402.29001 ### Windows build number 10.0.19045.4046 (22H2) ### Other Software _No response_ ### Steps to reproduce Canary latest ok : terminal-1.21.491.0 terminal-1.21.501.0 - 💥crash on start .... terminal-1.21.601.0 -💥crash on start latest release / preview with 💥crash on start terminal-1.19.10573.0 terminal-1.20.10572.0 previous release / preview - ok terminal-1.19.10302.0 terminal-1.20.10303.0 💥crash💥 happens in OpenConsole.exe ``` FAILED_INSTRUCTION_ADDRESS: OpenConsole!Microsoft::Console::Render::XtermEngine::StartPaint+610 00007ff6`b8c2d650 f34a0fb8043b popcnt rax,qword ptr [rbx+r15] FAULTING_SOURCE_LINE: C:\__w\1\s\src\renderer\vt\XtermEngine.cpp FAULTING_SOURCE_FILE: C:\__w\1\s\src\renderer\vt\XtermEngine.cpp FAULTING_SOURCE_LINE_NUMBER: 87 MODULE_NAME: OpenConsole IMAGE_NAME: OpenConsole.exe FAILURE_BUCKET_ID: ILLEGAL_INSTRUCTION_c000001d_OpenConsole.exe!Microsoft::Console::Render::XtermEngine::StartPaint ``` reproduced 100% version where work OpenConsole.exe popcnt used twiced in latest version OpenConsole.exe used 4 times If i change in new version WT, OpenConsole.exe to old version - WT work fine. warning: my cpu is old: Intel Core 2 Duo E8400 [OpenConsole.exe.7332.dmp](https://github.com/microsoft/terminal/files/14464823/OpenConsole.exe.7332.dmp) dump for terminal-1.19.10573.0 ### Expected Behavior work fine... ### Actual Behavior trap on strart...
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Reference: starred/terminal#21332
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