ptracer_exception_found(9)

hiii bestie 💖 welcome to the ptracer_exception_found(9) page from the Kernel API Manual — yes, we're doing kernel internals today, and honestly? iconic.

🌸 NAME 🌸

ptracer_exception_found — tracer registered as exception for this tracee

✨ SYNOPSIS ✨

int ptracer_exception_found (struct task_struct *tracer , struct
       task_struct *tracee );

🎀 ARGUMENTS 🎀

• tracer — the task_struct of the process attempting ptrace
• tracee — the task_struct of the process to be ptraced

💅 DESCRIPTION 💅

okay so here's the tea: this function returns 1 if tracer has a ptracer exception ancestor for tracee. That's it, that's the whole plot. no extra lore, no side quests 😌

🦋 SEE ALSO 🦋

peep the kernel file ./security/yama/yama_lsm.c, plus these related pages:

• yama_relation_cleanup(9)
• yama_ptracer_add(9)
• yama_ptracer_del(9)
• yama_task_free(9)
• yama_task_prctl(9)
• task_is_descendant(9)
• yama_ptrace_access_check(9)
• yama_ptrace_traceme(9)

okay bye bestie 🫶 source/version: ./security/yama, date: October 2026, from the Kernel API Manual, page ptracer_exception_found(9). mwah 💋✨