`out_mat_dh` will lead to different result with MPI-1core with MPI-4core

[dyzheng]

Describe the bug

207_NO_KP_OH_nscf.zip

Result files of data-dHRx-sparse_SPIN0.csr and data-dHRy-sparse_SPIN0.csr and data-dHRz-sparse_SPIN0.csr should not change with different MPI cores

Expected behavior

No response

To Reproduce

No response

Environment

No response

Additional Context

No response

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[dyzheng]

In case 207_NO_KP_OTdH, no error occured with different MPI-cores, I guess the bug comes from R!=(0,0,0)

[dyzheng]

Another problem is out_mat_dh will affect the result of out_mat_r.