r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$TIOCSPTLCK(r0, 0x5420, &(0x7f00000000c0)=0x1)
ioctl$TCSETS(r0, 0x5402, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x0, 0x0, "4f8a66a7af03cdf105d345d5b2c7e417d128c4"})
read(r0, &(0x7f00000003c0)=""/70, 0x46)