virtio: fix fuzz test

Signed-off-by: Jiaqi Gao <[email protected]>
intel · Jan 2, 2025 · 4bd8439 · 4bd8439
1 parent 96d9172
commit 4bd8439
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Showing 3 changed files with 4 additions and 4 deletions.
diff --git a/src/devices/virtio/fuzz/fuzz_targets/fuzz-virtio.rs b/src/devices/virtio/fuzz/fuzz_targets/fuzz-virtio.rs
@@ -15,7 +15,7 @@ fuzz_target!(|data: &[u8]| {
     let ptr = (ptr_vec.as_ptr() as u64 & PTR_ALIGN_VAR) + PTR_OFFSET as u64;
     let tmp = unsafe { core::slice::from_raw_parts_mut(ptr as *mut u8, DATA_LEN) };
 
-    let common_addr = ptr + 0x10c;
+    let common_addr = ptr + 0x100;
     let paddr = ptr + PAGE_SIZE as u64;
     init(paddr as usize, TD_PAYLOAD_DMA_SIZE);
     // COMMON_HEADER.try_init_once(|| ptr).expect("init error");

diff --git a/src/devices/virtio/src/mem.rs b/src/devices/virtio/src/mem.rs
@@ -181,7 +181,7 @@ impl MemoryRegion {
     fn mmio_read<T: Copy + Clone>(&self, offset: u64) -> Result<T, MemoryRegionError> {
         unsafe {
             Ok(core::ptr::read_volatile(
-                (pci::get_fuzz_seed_address() + 0x10c + offset) as *const T,
+                (pci::get_fuzz_seed_address() + 0x100 + offset) as *const T,
             ))
         }
     }
@@ -235,7 +235,7 @@ impl MemoryRegion {
     fn mmio_write<T>(&self, offset: u64, value: T) -> Result<(), MemoryRegionError> {
         unsafe {
             core::ptr::write_volatile(
-                (pci::get_fuzz_seed_address() + 0x10c + offset) as *mut T,
+                (pci::get_fuzz_seed_address() + 0x100 + offset) as *mut T,
                 value,
             );
         }

diff --git a/src/devices/vsock/fuzz/fuzz_targets/fuzz-vsock.rs b/src/devices/vsock/fuzz/fuzz_targets/fuzz-vsock.rs
@@ -229,7 +229,7 @@ fuzz_target!(|data: &[u8]| {
     let ptr = (ptr.as_ptr() as u64 & PTR_ALIGN_VAR) + PTR_OFFSET as u64;
     let data = unsafe { core::slice::from_raw_parts_mut(ptr as *mut u8, DATA_LEN) };
     data[..tmp.len()].copy_from_slice(&tmp);
-    let common_addr = ptr + 0x10c;
+    let common_addr = ptr + 0x100;
     let paddr = ptr + PAGE_SIZE as u64;
     init(paddr as usize, TD_PAYLOAD_DMA_SIZE);
     COMMON_HEADER.try_init_once(|| ptr).expect("init error");