r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0)
ioctl$TCSETSF2(r0, 0x540a, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, "684d4a33bbaf06af10a18af111d43e747819b7"})