Summary
_insurance_isolation_padding bytes [4..14] in MarketConfig are shared between Oracle Phase (PERC-622) and VRAM fields. Currently dormant (VRAM never enabled), but enabling VRAM on any market would corrupt cumulative_volume and phase2_delta_slots.
Overlapping Ranges
- cumul_vol [3..11] vs ewmv [4..8] vs last_vol_price [8..12]
- phase2_delta [11..14] vs vol_margin_scale [12..14]
Risk
Enabling VRAM corrupts oracle phase tracking; oracle phase transitions corrupt VRAM state. Mutual destruction if both active.
Recommendation
Relocate VRAM fields to free padding after PERC-8452. May need CONFIG_LEN expansion.
Found during PERC-8452 analysis (docs/PERC-8452-k2-bps-layout-analysis.md in percolator-prog).
Summary
_insurance_isolation_paddingbytes [4..14] in MarketConfig are shared between Oracle Phase (PERC-622) and VRAM fields. Currently dormant (VRAM never enabled), but enabling VRAM on any market would corrupt cumulative_volume and phase2_delta_slots.Overlapping Ranges
Risk
Enabling VRAM corrupts oracle phase tracking; oracle phase transitions corrupt VRAM state. Mutual destruction if both active.
Recommendation
Relocate VRAM fields to free padding after PERC-8452. May need CONFIG_LEN expansion.
Found during PERC-8452 analysis (
docs/PERC-8452-k2-bps-layout-analysis.mdin percolator-prog).