io_setup(0xfc, &(0x7f0000000100)=<r0=>0x0)
r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000), 0xa0c02, 0x0)
ioctl$TCXONC(r1, 0x540a, 0x0)
io_submit(r0, 0x1, &(0x7f0000000300)=[&(0x7f0000000040)={0x0, 0x0, 0x0, 0x1, 0x0, r1, &(0x7f0000000400)="92", 0xfdfc}])