diff --git a/src/gallium/drivers/r600/sfn/sfn_instr_mem.cpp b/src/gallium/drivers/r600/sfn/sfn_instr_mem.cpp
index e3b0554118b..7e558b83111 100644
--- a/src/gallium/drivers/r600/sfn/sfn_instr_mem.cpp
+++ b/src/gallium/drivers/r600/sfn/sfn_instr_mem.cpp
@@ -618,11 +618,15 @@ RatInstr::emit_ssbo_store(nir_intrinsic_instr *instr, Shader& shader)
    auto addr_base = vf.temp_register();
 
    auto [offset, rat_id] = shader.evaluate_resource_offset(instr, 1);
+   const unsigned wrmask = nir_intrinsic_write_mask(instr);
 
    shader.emit_instruction(
       new AluInstr(op2_lshr_int, addr_base, orig_addr, vf.literal(2), AluInstr::write));
 
    for (unsigned i = 0; i < nir_src_num_components(instr->src[0]); ++i) {
+      if (!(BITFIELD_BIT(i) & wrmask))
+         continue;
+
       auto addr_vec = vf.temp_vec4(pin_group, {0, 1, 2, 7});
       if (i == 0) {
          shader.emit_instruction(