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The kernel heap acquires and zeroes no frame while its lock is held - #699

Merged

Japabu merged 7 commits into

mainfrom

wt/toyos-heapgrow

Oct 3, 2026

Merged

The kernel heap acquires and zeroes no frame while its lock is held#699
Japabu merged 7 commits into
mainfrom
wt/toyos-heapgrow

Commits on Oct 3, 2026
- heap_growth_windows: the windows across a burst that grows the kernel heap
  
  Japabu
  and
  claude
  committed
  4827775
- The kernel heap acquires and zeroes no frame while its lock is held
  
  Japabu
  and
  claude
  committed
  76c01e3
- issues: a TLS block is zeroed twice with interrupts masked
  
  Japabu
  and
  claude
  committed
  2c7a264
- Merge origin/main
  
  Japabu
  and
  claude
  committed
  6951cfd
- Answer review round 1: the heap_growth_windows row goes, and claim carries the dirty-frame contract
  
  Japabu
  and
  claude
  committed
  c9b9811
- issues: a fresh kernel heap chunk holds its frame's last owner's bytes
  
  Japabu
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  claude
  committed
  242cdc9
- Merge remote-tracking branch 'origin/main' into wt/toyos-heapgrow
  Japabu
  committed
  98c7b43