r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000002c0), 0x0, 0x0) ioctl$TCSETSF2(r0, 0x5423, &(0x7f0000000080)={0x2, 0x0, 0x0, 0x0, 0x0, "f2f3e2a9286b6a770ff8c2b978657df3480824"}) ioctl$TCXONC(r0, 0x40087101, 0x0)