r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
io_setup(0x1, &(0x7f0000000140)=<r1=>0x0)
io_submit(r1, 0x2, &(0x7f0000000200)=[&(0x7f0000000080)={0xf00, 0x0, 0x0, 0x0, 0x0, r0, 0x0}, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x0, 0x4, r0, 0x0, 0x0, 0x0, 0x0, 0x2}])
ioctl$TCSETSF2(0xffffffffffffffff, 0x5423, 0x0)