r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000002c0), 0x0, 0x0)
ioctl$TIOCPKT(r0, 0x5420, &(0x7f0000000040)=0x5)
ioctl$TCSETSW(r0, 0x5403, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x0, "94fcce804600b9c6a473279050c1cebe784df5"})
read(r0, &(0x7f00000000c0)=""/22, 0x16)