r0 = syz_open_dev$vcsa(&(0x7f00000000c0), 0x68d5f9ef, 0x202)
write$P9_RCLUNK(r0, &(0x7f00000002c0)={0xffffffffffffffd3}, 0x7)
write$P9_RATTACH(r0, &(0x7f0000000000)={0x14}, 0x14)