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blog.xenoscr.net | ||
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cpu.land
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| | | | | Curious exactly what happens when you run a program on your computer? Learn how multiprocessing works, what system calls really are, how computers manage memory with hardware interrupts, and how Linux loads executables. | |
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wbenny.github.io
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| | | | | The Nemesis of Virtual Machine Introspection | |
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ankithooda.com
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| | | | | xv6 loads the userspace program starting from the virtual address 0x0, which means we can dereference a null pointer in a xv6 process and it will be a valid memory access. #include "types.h"#include "user.h"#include "stat.h"int main(int argc , char **argv) { int *c = (int *)0x0; printf(1, "%d\n", *c); exit();} Compiling and running the above... | |
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www.scattered-thoughts.net
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