Debugging with GDB: The GNU Source-Level Debugger

GDB Pocket Reference: Debugging Quickly & Painlessly with Gdb (Pocket Reference (O'Reilly))

The Art of Debugging with GDB, DDD, and Eclipse

GDB FOR EMBEDDED SYSTEMS: REMOTE DEBUGGING, JTAG, AND KERNEL DEVELOPMENT: Debug ARM, RISC-V, and Microcontrollers with gdbserver, Cross-Compilation, and Hardware Breakpoints

printf() Debugging in Style: The Only Debugger That Never Lies