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I met an issue of invalid BPF_LD_IMM insn when use strncmp(key.comm, "xxx", sizeof(key.comm));
After I rewrite the strncmp function with C language, it works well, but I feel it is inconvenient, so…
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This chapter or a section within the relevant chapter will cover the concept of container immutability. It will also dive into how immutability can be implemented using the tools available like seccom…
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When I try to use bcc from lua such as from examples I get the error:
```
luajit: examples/lua/kprobe-write.lua:20: module 'bpf' not found:
no field package.preload['bpf']
no file 'src/lua//bp…
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Tools currently use string substitution to implement different BPF code for different command line options. We're pushing it a bit too far in some tools, eg, opensnoop:
```Python
PID_TID_FILTE…
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I had an issue where reading from the array from a vector declared globally, but inside a namespace, triggered a seg fault when trying to read the pointer returned by zi.data(). However, replacing th…
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Running `tcplife-bpfcc` on Ubuntu 19.10 results in the following error:
```
# tcplife-bpfcc
In file included from /virtual/main.c:4:
In file included from include/linux/tcp.h:19:
In file included…
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Our current end-to-end tests run on VMs built at https://github.com/cilium/packer-ci-build, with three possible kernel versions: 4.9, 4.19, and bpf-next. However, we would like to be able to run quick…
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### Is there an existing issue for this?
- [X] I have searched the existing issues
### Version
equal or higher than v1.14.13 and lower than v1.15.0
### What happened?
nodeport return packets uses…
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**Describe the bug**
Run a simple cpp demo, but failing to parse symbols and failing to get profiling info from one thread.
I am build the agent and parca server from the latest main branch.
…
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Hi.
I redirect tcp(http) packets coming into eth0(NIC) to the lo interface as an example of packet03-redirecting
I want to see http as tcpdump in lo but it doesn't work.
However, redirecting from e…