From 4f9b6b3bcd99587023566414af3edc5bb96dc8eb Mon Sep 17 00:00:00 2001
From: Mikhail Chusavitin <mchusavitin@mchusmbp.local>
Date: Tue, 31 Mar 2026 11:37:21 +0300
Subject: [PATCH] Harden NVIDIA boot logging on live ISO

---
 iso/overlay/usr/local/bin/bee-log-run     |  2 +-
 iso/overlay/usr/local/bin/bee-nvidia-load | 13 +++++++++++++
 2 files changed, 14 insertions(+), 1 deletion(-)

diff --git a/iso/overlay/usr/local/bin/bee-log-run b/iso/overlay/usr/local/bin/bee-log-run
index 62fd621..9acc3c9 100644
--- a/iso/overlay/usr/local/bin/bee-log-run
+++ b/iso/overlay/usr/local/bin/bee-log-run
@@ -17,7 +17,7 @@ mkdir -p "$(dirname "$log_file")"
 serial_sink() {
     local tty="$1"
     if [ -w "$tty" ]; then
-        cat > "$tty"
+        cat > "$tty" 2>/dev/null || true
     else
         cat > /dev/null
     fi
diff --git a/iso/overlay/usr/local/bin/bee-nvidia-load b/iso/overlay/usr/local/bin/bee-nvidia-load
index a43a259..bf32303 100755
--- a/iso/overlay/usr/local/bin/bee-nvidia-load
+++ b/iso/overlay/usr/local/bin/bee-nvidia-load
@@ -59,11 +59,24 @@ load_module() {
     return 1
 }
 
+load_host_module() {
+    mod="$1"
+    if modprobe "$mod" >/dev/null 2>&1; then
+        log "host module loaded: $mod"
+        return 0
+    fi
+    return 1
+}
+
 case "$nvidia_mode" in
     normal|full)
         if ! load_module nvidia; then
             exit 1
         fi
+        # nvidia-modeset on some server kernels needs ACPI video helper symbols
+        # exported by the generic "video" module. Best-effort only; compute paths
+        # remain functional even if display-related modules stay absent.
+        load_host_module video || true
         load_module nvidia-modeset || true
         load_module nvidia-uvm || true
         ;;