r0 = syz_open_dev$vcsn(&(0x7f0000000300), 0x3575, 0x8002)
writev(r0, &(0x7f0000002540)=[{&(0x7f0000000340)="8a5765d0d0e8060b778d8eb042501c2b18b696ecfa39d36b1ef50a19a5228a37c2a53382718ff91e773e3609d493b8dde6f8e26c2aeb478ab933a2a1dd90ee3533087d8c66a47587486b7af93d99de7f", 0x50}], 0x1)