Rustam Kovhaev's blog

September 21, 2025 Introducing tcpdiff

November 24, 2024 Debugging a superblock percpu_rw_semaphore deadlock

October 19, 2023 Debugging a kdump kernel crash

August 15, 2023 Debugging a futex crash

January 6, 2022 Linux kernel stack, PID 0 swapper processes