r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0)
ioctl$TCSETSF2(r0, 0x541a, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x0, 0x0, "924d70b2b9bccb88abd2cff0f1b32928615894"})