Fix a deadlock during cooked reads (#19994)
Closes #19922
## Validation Steps Performed
* The repro now works as expected ✅
(`CreatePseudoConsole({1,20})` + `WriteFile("キ")`) L
Leonard Hecker committed
ddf514e99e93a0a85135eec80e6a14eb515019f3
Parent: d4425a3
Committed by GitHub <noreply@github.com>
on 3/19/2026, 5:31:04 PM