io_setup(0x200, &(0x7f00000000c0)=0x0) r1 = openat$tcp_mem(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/tcp_wmem\x00', 0x1, 0x0) io_submit(r0, 0x1, &(0x7f0000000080)=[&(0x7f0000000100)={0x0, 0x0, 0x0, 0x1, 0x0, r1, &(0x7f0000000040)='0', 0x1}])