WGSL pointer can't be passed as function argument on Firefox

[fweibel]

Shader validation error: Function [6] 'load_vec4' is invalid
    ┌─ :103:1
    │  
103 │ ╭ fn load_vec4(buffer: ptr<storage, array<float>, read>, index: uint, stride: uint) -> float4 {
104 │ │     let base = index * stride;
105 │ │     return float4(
106 │ │       (*buffer)[base + 0u],
    · │
109 │ │       (*buffer)[base + 3u]
110 │ │     );
    │ ╰──────^ naga::ir::Function [6]
    │  
    = Argument 'buffer' at index 0 is a pointer of space Storage { access: StorageAccess(LOAD) }, which can't be passed into functions.