W=/opt/cyclops-v2/oracle/work/llamacpp

BIN="$W/fuzz_deep"

CORP="$W/corpus2"

CRASH="$W/deep/crashes"

SIGS="$W/deep/sigs.txt"

LOG="$W/deep/loop.log"

mkdir -p "$CORP" "$CRASH"; touch "$SIGS"

cp "$W/seeds/"* "$CORP/" 2>/dev/null || true

DEADLINE=$(( $(date +%s) + 21600 ))

echo "deep_loop start $(date)" > "$LOG"

i=0

while [ "$(date +%s)" -lt "$DEADLINE" ]; do

  i=$((i+1))

  ASAN_OPTIONS=detect_leaks=0:abort_on_error=0:exitcode=77 \

    timeout 660 "$BIN" -max_total_time=600 -rss_limit_mb=4096 -timeout=30 \

    -artifact_prefix="$W/deep/crash-" "$CORP" >> "$LOG" 2>&1

  for c in "$W"/deep/crash-*; do

    [ -f "$c" ] || continue

    out=$(ASAN_OPTIONS=detect_leaks=0:abort_on_error=0:exitcode=88 timeout 30 "$BIN" "$c" 2>&1)

    sig=$(echo "$out" | grep -oE "heap-buffer-overflow|stack-buffer-overflow|global-buffer-overflow|heap-use-after-free|double-free|stack-overflow|division by zero|FPE|out-of-memory|GGML_ASSERT|GGML_ABORT|SEGV on unknown" | head -1)

    loc=$(echo "$out" | grep -oE "gguf\.cpp:[0-9]+|ggml[-a-z]*\.c:[0-9]+|ggml\.c:[0-9]+" | head -1)

    key="${sig:-unknown}@${loc:-?}"

    if grep -qxF "$key" "$SIGS"; then

      rm -f "$c"

    else

      echo "$key" >> "$SIGS"

      mv "$c" "$CRASH/$(echo "$key" | tr '/: ' '___')_$(basename "$c")"

      echo "NEWCRASH $key $(date)" >> "$LOG"

    fi

  done

done

echo "deep_loop done $(date)" >> "$LOG"