r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$TCSETSF(r0, 0x5404, &(0x7f0000000500)={0x0, 0x0, 0x10000, 0x0, 0x0, "3beec097ee492059321f4755dac75fc9fae5bd"})