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run until end of LLVMFuzzerTestOneInput for collecting coverage (#713)

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bmc-msft
2021-03-23 11:08:00 -04:00
committed by GitHub
parent 516b1e000e
commit 2b61256001
1 changed files with 8 additions and 2 deletions
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10
src/agent/script/win64/libfuzzer-coverage/DumpCounters.js
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@ -98,8 +98,14 @@ function dumpCounters(results_dir, should_disable_sympath) {
// Disable FCE from sanitizers. // Disable FCE from sanitizers.
execute("sxd av"); execute("sxd av");
// Run to exit break in `ntdll!NtTerminateProcess`. // Run until `LLVMFuzzerTestOneInput()`.
execute("g"); // This makes us unlikely to have unloaded any modules that the user dynamically loaded,
// and so we will still be able to dump the coverage tables for those modules.
execute("bm *!LLVMFuzzerTestOneInput")
execute("g")
// run until return from this context
execute("pt")
let found = false; let found = false;
host.currentProcess.Modules.All(function (module) { host.currentProcess.Modules.All(function (module) {