Major changes:
perf_event_open is unavailable (e.g. unpatched MIPS64 systems, docker containers, etc.) are now supported.longjmp/setjmp are now partially supported when using shadow stack based unwinding.dlopen are now properly handled.backtrace on certain architectures while using shadow stack based unwinding would crash the program.jemalloc feature to use jemalloc instead of the system allocator.memory_profiler_start and memory_profiler_stop functions exported by libmemory_profiler.so. Those are equivalent to controlling the profiler through signals.Fetched April 30, 2026