Benji Xu

lesson 01, How CPU find kernel_main in kernel.c from boot.S

8

Hi, developers. I am a beginner in developing operating systems. Before, I have learned how to develop OS in X86. Each time, in assembly files, if I want the CPU...

Is the file name would affect the compiler process?

1

If you change the boot.S to boot.asm, you won't get boot_s.o when you compiler boot.S. As you can see in this picture, When I compile boot.S, it can be compiled...

I found that the Intel pin can't check the program running in the kernel mode. so, most of the kernel modules running in kernel mode. I think the libdft64 can't...

How do you check the stack value when the WASM program is running the iwasm?

1

The WASM program doesn't like the normal X86 or arm program. It doesn't have the registers, so we can't get the stack memory address. I wonder how to check the...

When I tried to run the libdft-dta.so with intel pin, I got this error. Does someone come across it back on? ``` root@localhost:~/libdft/libdft64# /root/libdft/libdft64/pin-3.20-98437-gf02b61307-gcc-linux/pin -pause_tool 50 -t /root/libdft/libdft64/tools/obj-intel64/libdft-dta.so -- /root/libdft/libdft64/tools/test_overflow.d/testoverflow.bin...

assemble syntax problem

4

Hello, When I try to assemble WASM instruction like this: ``` ins = "local.get 88" asm.assemble(currentAddress, ins) ``` I will get this error in the ghidra command: It looks like...

Why the report-data only contains the code covrage data?

3

I want to generate data about bugs. Do you know how to adjust it?

build angora error

1

You are using pip version 9.0.3, however version 24.0 is available. You should consider upgrading via the 'pip install --upgrade pip' command. # github.com/SRI-CSL/gllvm/shared opt/go/src/github.com/SRI-CSL/gllvm/shared/compiler.go:193:18: undefined: os.CreateTemp opt/go/src/github.com/SRI-CSL/gllvm/shared/extractor.go:469:21: undefined: os.MkdirTemp...