diff --git a/local/docs/CONSOLE-TO-KDE-DESKTOP-PLAN.md b/local/docs/CONSOLE-TO-KDE-DESKTOP-PLAN.md
index c26631ad..a880c3d0 100644
--- a/local/docs/CONSOLE-TO-KDE-DESKTOP-PLAN.md
+++ b/local/docs/CONSOLE-TO-KDE-DESKTOP-PLAN.md
@@ -1,6 +1,7 @@
 # Red Bear OS: Console → Hardware-Accelerated KDE Plasma Desktop
 
-**Version:** 4.0 (2026-04-30)
+**Version:** 4.1 (2026-05-04)
+**Replaces:** v4.0 (2026-04-30)
 **Replaces:** v3.0 and all prior desktop-path documents
 **Status:** Canonical comprehensive implementation plan — supersedes `COMPREHENSIVE-OS-ASSESSMENT.md`, `DESKTOP-STACK-CURRENT-STATUS.md`, and all layer-specific plans.
 
@@ -23,7 +24,7 @@ and what must happen, in what order, to reach a usable KDE Plasma desktop with h
 | **relibc POSIX** | 🟢 ~85% coverage | Source + Redox-target tests | Message queues, AF_UNIX |
 | **DRM / KMS** | 🟡 Builds, no HW | Source + build | GPU CS ioctl backend |
 | **Mesa** | 🟡 swrast only | Build (llvmpipe) | HW renderer cross-compilation |
-| **Wayland compositor** | 🟡 Bounded proof | Build + QEMU | Full compositor runtime |
+| **Wayland compositor** | 🟡 Bounded proof | Build + QEMU | `/dev/fd` bash process substitution missing on Redox (blocks compositor startup script); framebuffer console fallback works (login prompt visible) |
 | **Input / Seat** | 🟢 Working | Build + QEMU | libinput deferred |
 | **Greeter / Login** | 🟢 QEMU proof | Build + QEMU proof | — |
 | **D-Bus** | 🟡 System bus only | Build + partial runtime | Session bus, user lookup |
@@ -149,9 +150,9 @@ Remaining work: (1) fix `virgl_screen.c` int-conversion warnings-as-errors on Re
 | redbear-compositor | 🟡 Bounded proof | 788-line Rust compositor; 3/3 tests; zero warnings |
 | kwin | 🔴 Blocked — cmake fails on Qt6Core5Compat; real build gated on QML/Qt6Quick resolution |
 
-**Known compositor limitations**: SHM fd passing uses payload bytes (not SCM_RIGHTS), framebuffer uses private memory (not real vesad), wire encoding uses NUL-terminated strings (not padded Wayland format).
+**Known compositor limitations**: SHM fd passing uses payload bytes (not SCM_RIGHTS), framebuffer uses private memory (not real vesad), wire encoding uses NUL-terminated strings (not padded Wayland format). **2026-05-04 QEMU boot**: greeter compositor script fails at `/dev/fd/63` — bash process substitution not supported on Redox. Framebuffer console login prompt works as fallback.
 
-**Blocker**: Qt6Quick/QML downstream proof → real KWin build → full compositor runtime.
+**Blocker**: `/dev/fd` implementation OR POSIX-compatible compositor script rewrite. Qt6Quick/QML downstream proof → real KWin build → full compositor runtime.
 
 ### 3.2 Input / Seat
 
diff --git a/recipes/core/kernel/recipe.toml b/recipes/core/kernel/recipe.toml
index ddd294b1..b67294af 100644
--- a/recipes/core/kernel/recipe.toml
+++ b/recipes/core/kernel/recipe.toml
@@ -20,7 +20,7 @@
 [source]
 git = "https://gitlab.redox-os.org/redox-os/kernel.git"
 rev = "866dfad0"
-patches = ["../../../local/patches/kernel/redbear-consolidated.patch", "../../../local/patches/kernel/P8-msi.patch", "../../../local/patches/kernel/P2-rebrand-start-message.patch"]
+patches = ["../../../local/patches/kernel/redbear-consolidated.patch", "../../../local/patches/kernel/P8-msi.patch"]
 
 [build]
 template = "custom"