[port #1062] remove Linux runtime VMA labels in tiny mode - #12
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Co-authored-by: Paul <luantak@pm.me>
luantak: use a named return for strippedVMAName; panic immediately without a VMA map / nested ifs. Copilot: binsubstr matches "Go:" not " Go: ". Adapted to master's stripRuntime map return. Co-authored-by: Paul <luantak@pm.me>
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Validity: valid
Linux runtime names anonymous mappings (
Go: heap arenaetc.) visible in/proc/PID/maps. DisablingsetVMANamefor tiny Linux builds removes an OS-visible runtime trace without changing mapping behavior.Upstream
burrowers#1062 (was dirty vs master)
Commit layout
Commit 1 is Maremagnum's from burrowers#1062 (author preserved as on the upstream commit:
autoprofiler <autoprofiler@local.invalid>); following commit(s) address luantak/mvdan review feedback and are authored by the Cursor/luantak port side.e26e4a0 autoprofiler | remove Linux runtime VMA labels in tiny mode23fda5e Cursor Agent | Address review feedback: named VMA return, no map, binsubstr Go:What this ports
setVMANameinset_vma_name_linux.gounder tinytiny-vma.txtar(GOOS=linux)Feedback applied (luantak requested changes)
strippedVMANameso it does not look like a general success condition (still returns master'sstrippedFunctionsmap for other direct-strip validation).set_vma_name_linux.goon Linux.binsubstrmatchesGo:notGo:.Testing
go test -run 'TestScript/(tiny|tiny-vma)$' .✅Remaining risks
set_vma_name_linux.gowith that symbol name.Notes for Paul
Clean, small; good companion to other tiny hardening ports.