prev_lowest_stack 2983 fs/proc/base.c (task->prev_lowest_stack & (THREAD_SIZE - 1)); prev_lowest_stack 1268 include/linux/sched.h unsigned long prev_lowest_stack; prev_lowest_stack 22 include/linux/stackleak.h t->prev_lowest_stack = t->lowest_stack; prev_lowest_stack 84 kernel/stackleak.c current->prev_lowest_stack = kstack_ptr;