r0 = syz_open_dev$tty20(0xc, 0x4, 0x0)
ioctl$TCSETAF(r0, 0x560e, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0, "09a5b2c0ef97b143"})