r0 = syz_open_dev$tty20(0xc, 0x4, 0x0)
writev(r0, &(0x7f00000004c0)=[{&(0x7f0000000140)="c3d46788fdee3ab0ba9597e2421b5e210b3abc5d6d7eb4ebe3f4bdf4bcbd19144870204d8f28cc1486a0350f", 0x2c}], 0x1)