io_setup(0x401, &(0x7f0000001bc0)=<r0=>0x0)
r1 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0)
io_submit(r0, 0x1, &(0x7f0000003140)=[&(0x7f0000001c00)={0x0, 0x0, 0x0, 0x0, 0x0, r1, 0x0}])