syz_open_dev$tty20(0xc, 0x4, 0x0)
r0 = syz_open_procfs(0x0, &(0x7f0000000100)='fdinfo/3\x00')
readv(r0, &(0x7f0000000280)=[{&(0x7f00000004c0)=""/4089, 0xff9}], 0x1)