Restore accidentally deleted/replaced binary of a running process
Read OriginalThe article details a technical challenge where the author accidentally overwrote a buggy build system binary, creating a chicken-and-egg problem. It explains the solution: identifying the running process's PID, examining /proc/[pid]/maps to find the memory-mapped executable regions, and dumping the binary from /proc/[pid]/map_files/ to restore the working version.
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