99 static void kfence_print_stack(struct seq_file *seq, const struct kfence_metadata *meta,  in kfence_print_stack()  argument
102 	const struct kfence_track *track = show_alloc ? &meta->alloc_track : &meta->free_track;  in kfence_print_stack()
116 void kfence_print_object(struct seq_file *seq, const struct kfence_metadata *meta)  in kfence_print_object()  argument
118 	const int size = abs(meta->size);  in kfence_print_object()
119 	const unsigned long start = meta->addr;  in kfence_print_object()
120 	const struct kmem_cache *const cache = meta->cache;  in kfence_print_object()
122 	lockdep_assert_held(&meta->lock);  in kfence_print_object()
124 	if (meta->state == KFENCE_OBJECT_UNUSED) {  in kfence_print_object()
125 		seq_con_printf(seq, "kfence-#%td unused\n", meta - kfence_metadata);  in kfence_print_object()
132 		       meta - kfence_metadata, (void *)start, (void *)(start + size - 1), size,  in kfence_print_object()
133 		       (cache && cache->name) ? cache->name : "<destroyed>", meta->alloc_track.pid);  in kfence_print_object()
134 	kfence_print_stack(seq, meta, true);  in kfence_print_object()
136 	if (meta->state == KFENCE_OBJECT_FREED) {  in kfence_print_object()
137 		seq_con_printf(seq, "\nfreed by task %d:\n", meta->free_track.pid);  in kfence_print_object()
138 		kfence_print_stack(seq, meta, false);  in kfence_print_object()
147 			      const struct kfence_metadata *meta)  in print_diff_canary()  argument
153 	end = (const u8 *)(address < meta->addr ? min(show_until_addr, meta->addr)  in print_diff_canary()
174 			 const struct kfence_metadata *meta, enum kfence_error_type type)  in kfence_report_error()  argument
177 	const ptrdiff_t object_index = meta ? meta - kfence_metadata : -1;  in kfence_report_error()
189 	if (WARN_ON(type != KFENCE_ERROR_INVALID && !meta))  in kfence_report_error()
192 	if (meta)  in kfence_report_error()
193 		lockdep_assert_held(&meta->lock);  in kfence_report_error()
209 		const bool left_of_object = address < meta->addr;  in kfence_report_error()
215 		       left_of_object ? meta->addr - address : address - meta->addr,  in kfence_report_error()
228 		print_diff_canary(address, 16, meta);  in kfence_report_error()
247 	if (meta) {  in kfence_report_error()
249 		kfence_print_object(NULL, meta);  in kfence_report_error()