Two bugs in Linux kernels' tracing subsystem (found by OpenResty XRay)
- Kernel deadlocks in user-space memory reading
- Data races in x86 breakpoint insertion of the kernel
- What is OpenResty XRay
![Photo by Yichun Zhang Photo by Yichun Zhang](/header-images/penguin-jump-fire-hole.jpg)
- Kernel deadlocks in user-space memory reading
- Data races in x86 breakpoint insertion of the kernel
- What is OpenResty XRay