vgsp: CONT-93 - sema_gl_sph_8k + pair-line (PTE0=program page PTE1=family+0x1000 single fetch line); sema_sph_version_val forced SET_SPH_VERSION A/B; sema_gr_park_recover (TSG-preempt+resched re-arm on warm-sem wedge); gsp-phys-pgraph-rw debugfs (live PGRAPH snapshot + bounded writes 0x400000-0x410000); sema_sph_region_legacy (0x1608/0x160c pair) - refutations vs per-window latch: region 'write lands' refuted (same push ds=a6000e20 vs a6000e66 not region-caused); 8K tail no change (SPH-PAIR line=0x620000 hpa0=0x14444f000 hpa1=0x10a418000 + INLINE-APPLY-ALIAS -> ds=a4000e20); version windows 00040004/00050005/00060006/00010003 all a6000e20; PD filter pgraph-rw 0x00406020 57610001->17610001 no change; bind scope: client's own program also rejected (no SPH-BIND emitted still a4000e20); park not recoverable (WEDGE-REARM preempt status=0x0 rpc=0x0 ret=0 probe rc=-110); next: emit SET_SHADER_LOCAL_MEMORY_A/B/C/D (0x790-0x79c) download-state push, only missing client channel-init class, SPH carries LOCAL_MEMORY_LOW/HIGH_SIZE fields DS validates, capture from guest-RAM scrape like init block; pgraph-rw as live oracle - SESSION 153 r1311-r1320

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