diff --git a/tests/wpt/webgpu/meta/webgpu/cts.html.ini b/tests/wpt/webgpu/meta/webgpu/cts.html.ini
index bb5f82cfa48..9a0e4bdddb0 100644
--- a/tests/wpt/webgpu/meta/webgpu/cts.html.ini
+++ b/tests/wpt/webgpu/meta/webgpu/cts.html.ini
@@ -261,7 +261,396 @@
   [webgpu:api,validation,render_pass,storeOp:store_op_and_read_only:readonly=true;depthStoreOp="clear"]
     expected: FAIL
 
+  [webgpu:api,validation,render_pass,storeOp:store_op_and_read_only:readonly="_undef_";depthReadOnly=true]
+    expected: FAIL
+
+  [webgpu:api,validation,render_pass,storeOp:store_op_and_read_only:readonly="_undef_";stencilReadOnly=true]
+    expected: FAIL
+
 
 [cts.html?q=webgpu:api,validation,createPipelineLayout:*]
 
 [cts.html?q=webgpu:api,operation,command_buffer,render,basic:*]
+
+[cts.html?q=webgpu:api,validation,copyBufferToBuffer:*]
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=1;dstUsage=32]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:copy_offset_alignment:srcOffset=2;dstOffset=0]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:copy_with_invalid_buffer:]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=8;dstUsage=128]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=16;dstUsage=256]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:copy_overflow:srcOffset=0;dstOffset=9007199254740984;copySize=16]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=64;dstUsage=8]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=4;dstUsage=4]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=1;dstUsage=128]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=64;dstUsage=4]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=64;dstUsage=2]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=4;dstUsage=2]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:copy_within_same_buffer:srcOffset=4;dstOffset=0;copySize=8]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=16;dstUsage=64]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:copy_overflow:srcOffset=0;dstOffset=16;copySize=9007199254740984]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=64;dstUsage=512]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:copy_out_of_bounds:srcOffset=0;dstOffset=36;copySize=0]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=16;dstUsage=128]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=32;dstUsage=16]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:copy_out_of_bounds:srcOffset=0;dstOffset=36;copySize=4]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=512;dstUsage=8]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=8;dstUsage=256]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=512;dstUsage=4]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=512;dstUsage=2]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=128;dstUsage=128]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=512;dstUsage=1]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=16;dstUsage=2]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=4;dstUsage=32]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=16;dstUsage=1]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=16;dstUsage=4]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=16;dstUsage=8]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:copy_overflow:srcOffset=0;dstOffset=9007199254740984;copySize=9007199254740984]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=128;dstUsage=64]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=16;dstUsage=16]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:copy_out_of_bounds:srcOffset=36;dstOffset=0;copySize=0]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:copy_out_of_bounds:srcOffset=36;dstOffset=0;copySize=4]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=8;dstUsage=8]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=1;dstUsage=4]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=1;dstUsage=2]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=1;dstUsage=1]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=8;dstUsage=1]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=8;dstUsage=2]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=8;dstUsage=4]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=1;dstUsage=8]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=64;dstUsage=64]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=8;dstUsage=512]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:copy_overflow:srcOffset=9007199254740984;dstOffset=0;copySize=16]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=512;dstUsage=256]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=1;dstUsage=512]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=32;dstUsage=32]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=256;dstUsage=4]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=256;dstUsage=2]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=256;dstUsage=1]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:copy_size_alignment:copySize=5]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:copy_size_alignment:copySize=2]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=128;dstUsage=256]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=256;dstUsage=8]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=4;dstUsage=16]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:copy_within_same_buffer:srcOffset=0;dstOffset=4;copySize=8]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=2;dstUsage=256]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:copy_overflow:srcOffset=9007199254740984;dstOffset=9007199254740984;copySize=9007199254740984]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=2;dstUsage=512]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:copy_offset_alignment:srcOffset=0;dstOffset=2]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:copy_offset_alignment:srcOffset=0;dstOffset=5]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:copy_within_same_buffer:srcOffset=0;dstOffset=8;copySize=4]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=32;dstUsage=128]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=128;dstUsage=32]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=8;dstUsage=32]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=4;dstUsage=512]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=512;dstUsage=16]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:copy_out_of_bounds:srcOffset=0;dstOffset=20;copySize=16]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=32;dstUsage=64]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=4;dstUsage=1]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=512;dstUsage=32]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=64;dstUsage=1]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=256;dstUsage=512]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=4;dstUsage=64]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=16;dstUsage=512]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:copy_within_same_buffer:srcOffset=8;dstOffset=0;copySize=4]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=2;dstUsage=4]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=2;dstUsage=2]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=2;dstUsage=1]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:copy_overflow:srcOffset=0;dstOffset=0;copySize=9007199254740984]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=2;dstUsage=8]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=512;dstUsage=64]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=2;dstUsage=16]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=128;dstUsage=4]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=128;dstUsage=2]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=128;dstUsage=1]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=32;dstUsage=2]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=128;dstUsage=8]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=1;dstUsage=64]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=256;dstUsage=32]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=64;dstUsage=32]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=512;dstUsage=128]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=8;dstUsage=16]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=16;dstUsage=32]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=256;dstUsage=128]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=2;dstUsage=64]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=32;dstUsage=256]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=1;dstUsage=16]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=256;dstUsage=64]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:copy_overflow:srcOffset=9007199254740984;dstOffset=0;copySize=9007199254740984]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=1;dstUsage=256]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=2;dstUsage=128]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=128;dstUsage=16]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=8;dstUsage=64]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=256;dstUsage=256]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=2;dstUsage=32]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:copy_overflow:srcOffset=16;dstOffset=0;copySize=9007199254740984]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=4;dstUsage=256]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=256;dstUsage=16]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=64;dstUsage=128]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=512;dstUsage=512]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:copy_out_of_bounds:srcOffset=20;dstOffset=0;copySize=16]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:copy_out_of_bounds:srcOffset=0;dstOffset=0;copySize=36]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=64;dstUsage=16]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=32;dstUsage=1]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=32;dstUsage=512]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=32;dstUsage=4]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=32;dstUsage=8]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=128;dstUsage=512]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:copy_offset_alignment:srcOffset=5;dstOffset=0]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=4;dstUsage=128]
+    expected: FAIL
+
+  [webgpu:api,validation,copyBufferToBuffer:buffer_usage:srcUsage=64;dstUsage=256]
+    expected: FAIL
+
+
+[cts.html?q=webgpu:api,validation,copy_between_linear_data_and_texture,copyBetweenLinearDataAndTexture_textureRelated:*]
+  expected: CRASH
+
+[cts.html?q=webgpu:api,validation,copy_between_linear_data_and_texture,copyBetweenLinearDataAndTexture_dataRelated:*]
+  expected: CRASH