168 		VM_WARN_ON_ONCE(spin_is_locked(&ctx->fault_pending_wqh.lock));  in userfaultfd_ctx_put()
169 		VM_WARN_ON_ONCE(waitqueue_active(&ctx->fault_pending_wqh));  in userfaultfd_ctx_put()
170 		VM_WARN_ON_ONCE(spin_is_locked(&ctx->fault_wqh.lock));  in userfaultfd_ctx_put()
171 		VM_WARN_ON_ONCE(waitqueue_active(&ctx->fault_wqh));  in userfaultfd_ctx_put()
172 		VM_WARN_ON_ONCE(spin_is_locked(&ctx->event_wqh.lock));  in userfaultfd_ctx_put()
173 		VM_WARN_ON_ONCE(waitqueue_active(&ctx->event_wqh));  in userfaultfd_ctx_put()
174 		VM_WARN_ON_ONCE(spin_is_locked(&ctx->fd_wqh.lock));  in userfaultfd_ctx_put()
175 		VM_WARN_ON_ONCE(waitqueue_active(&ctx->fd_wqh));  in userfaultfd_ctx_put()
271 	VM_WARN_ON_ONCE(1);  in userfaultfd_huge_must_wait()
404 	VM_WARN_ON_ONCE(ctx->mm != mm);  in handle_userfault()
407 	VM_WARN_ON_ONCE(reason & ~__VM_UFFD_FLAGS);  in handle_userfault()
409 	VM_WARN_ON_ONCE(!reason || (reason & (reason - 1)));  in handle_userfault()
432 		VM_WARN_ON_ONCE(vmf->flags & FAULT_FLAG_RETRY_NOWAIT);  in handle_userfault()
623 	VM_WARN_ON_ONCE(atomic_read(&ctx->mmap_changing) < 0);  in userfaultfd_event_wait_completion()
731 		VM_WARN_ON_ONCE(atomic_read(&octx->mmap_changing) < 0);  in dup_userfaultfd_fail()
1343 		VM_WARN_ON_ONCE(!!cur->vm_userfaultfd_ctx.ctx ^  in userfaultfd_register()
1398 	VM_WARN_ON_ONCE(!found);  in userfaultfd_register()
1490 		VM_WARN_ON_ONCE(!!cur->vm_userfaultfd_ctx.ctx ^  in userfaultfd_unregister()
1513 	VM_WARN_ON_ONCE(!found);  in userfaultfd_unregister()
1528 		VM_WARN_ON_ONCE(vma->vm_userfaultfd_ctx.ctx != ctx);  in userfaultfd_unregister()
1529 		VM_WARN_ON_ONCE(!vma_can_userfault(vma, vma->vm_flags, wp_async));  in userfaultfd_unregister()
1530 		VM_WARN_ON_ONCE(!(vma->vm_flags & VM_MAYWRITE));  in userfaultfd_unregister()
1595 	VM_WARN_ON_ONCE(!range.len);  in userfaultfd_wake()
1652 	VM_WARN_ON_ONCE(!ret);  in userfaultfd_copy()
1707 	VM_WARN_ON_ONCE(!ret);  in userfaultfd_zeropage()
1819 	VM_WARN_ON_ONCE(!ret);  in userfaultfd_continue()
1876 	VM_WARN_ON_ONCE(!ret);  in userfaultfd_poison()
2135 	VM_WARN_ON_ONCE(!current->mm);  in new_userfaultfd()