https://www.virtualbox.org/ticket/22033
https://bugs.gentoo.org/937445

--- a/vboxdrv/r0drv/linux/memobj-r0drv-linux.c
+++ b/vboxdrv/r0drv/linux/memobj-r0drv-linux.c
@@ -114,6 +114,14 @@
 # define LNX_MM_UP_WRITE(a_pMm)       up_write(&(a_pMm)->mmap_sem)
 #endif
 
+/*
+ * p.._large alias for p.._leaf is gone in 6.9
+ */
+#if RTLNX_VER_MIN(6,9,0)
+# define p4d_large p4d_leaf
+# define pmd_large pmd_leaf
+# define pud_large pud_leaf
+#endif
 
 /*********************************************************************************************************************************
 *   Structures and Typedefs                                                                                                      *
--- a/vboxnetflt/linux/VBoxNetFlt-linux.c
+++ b/vboxnetflt/linux/VBoxNetFlt-linux.c
@@ -926,7 +926,10 @@ static void vboxNetFltLinuxSkBufToSG(PVB
     for (i = 0; i < skb_shinfo(pBuf)->nr_frags; i++)
     {
         skb_frag_t *pFrag = &skb_shinfo(pBuf)->frags[i];
-# if RTLNX_VER_MIN(5,4,0) || RTLNX_SUSE_MAJ_PREREQ(15, 2)
+# if RTLNX_VER_MIN(6,9,0)
+        pSG->aSegs[iSeg].cb = pFrag->len;
+        pSG->aSegs[iSeg].pv = VBOX_SKB_KMAP_FRAG(pFrag) + pFrag->offset;
+# elif RTLNX_VER_MIN(5,4,0) || RTLNX_SUSE_MAJ_PREREQ(15, 2)
         pSG->aSegs[iSeg].cb = pFrag->bv_len;
         pSG->aSegs[iSeg].pv = VBOX_SKB_KMAP_FRAG(pFrag) + pFrag->bv_offset;
 # else /* < KERNEL_VERSION(5, 4, 0) */
@@ -947,7 +950,10 @@ static void vboxNetFltLinuxSkBufToSG(PVB
         for (i = 0; i < skb_shinfo(pFragBuf)->nr_frags; i++)
         {
             skb_frag_t *pFrag = &skb_shinfo(pFragBuf)->frags[i];
-# if RTLNX_VER_MIN(5,4,0) || RTLNX_SUSE_MAJ_PREREQ(15, 2)
+# if RTLNX_VER_MIN(6,9,0)
+            pSG->aSegs[iSeg].cb = pFrag->len;
+            pSG->aSegs[iSeg].pv = VBOX_SKB_KMAP_FRAG(pFrag) + pFrag->offset;
+# elif RTLNX_VER_MIN(5,4,0) || RTLNX_SUSE_MAJ_PREREQ(15, 2)
             pSG->aSegs[iSeg].cb = pFrag->bv_len;
             pSG->aSegs[iSeg].pv = VBOX_SKB_KMAP_FRAG(pFrag) + pFrag->bv_offset;
 # else /* < KERNEL_VERSION(5, 4, 0) */