hi everyone,
我们发现了一个和Metal相关崩溃。应用中使用了Metal相关的接口，在进行性能测试时，打开了设置-开发者-显示HUD图形。运行应用后，正常展示HUD，但应用很快发生了崩溃，日志主要信息如下：
Incident Identifier: 1F093635-2DB8-4B29-9DA5-488A6609277B
CrashReporter Key: 233e54398e2a0266d95265cfb96c5a89eb3403fd
Hardware Model: iPhone14,3
Process: waimai [16584]
Path: /private/var/containers/Bundle/Application/CCCFC0AE-EFB8-4BD8-B674-ED089B776221/waimai.app/waimai
Identifier:
Version: 61488 (8.53.0)
Code Type: ARM-64
Parent Process: ? [1]
Date/Time: 2025-06-12 14:41:45.296 +0800
OS Version: iOS 18.0 (22A3354)
Report Version: 104
Monitor Type: Mach Exception
Exception Type: EXC_BAD_ACCESS (SIGBUS)
Exception Codes: KERN_PROTECTION_FAILURE at 0x000000014fffae00
Crashed Thread: 57
Thread 57 Crashed:
0 libMTLHud.dylib esfm_GenerateTriangesForString + 408
1 libMTLHud.dylib esfm_GenerateTriangesForString + 92
2 libMTLHud.dylib Renderer::DrawText(char const*, int, unsigned int) + 204
3 libMTLHud.dylib Overlay::onPresent(id<CAMetalDrawable>) + 1656
4 libMTLHud.dylib CAMetalDrawable_present(void (*)(), objc_object*, objc_selector*) + 72
5 libMTLHud.dylib invocation function for block in void replaceMethod<void>(objc_class*, objc_selector*, void (*)(void (*)(), objc_object*, objc_selector*)) + 56
6 Metal __45-[_MTLCommandBuffer presentDrawable:options:]_block_invoke + 104
7 Metal MTLDispatchListApply + 52
8 Metal -[_MTLCommandBuffer didScheduleWithStartTime:endTime:error:] + 312
9 IOGPU IOGPUNotificationQueueDispatchAvailableCompletionNotifications + 136
10 IOGPU __IOGPUNotificationQueueSetDispatchQueue_block_invoke + 64
11 libdispatch.dylib _dispatch_client_callout4 + 20
12 libdispatch.dylib _dispatch_mach_msg_invoke + 464
13 libdispatch.dylib _dispatch_lane_serial_drain + 368
14 libdispatch.dylib _dispatch_mach_invoke + 456
15 libdispatch.dylib _dispatch_lane_serial_drain + 368
16 libdispatch.dylib _dispatch_lane_invoke + 432
17 libdispatch.dylib _dispatch_lane_serial_drain + 368
18 libdispatch.dylib _dispatch_lane_invoke + 380
19 libdispatch.dylib _dispatch_root_queue_drain_deferred_wlh + 288
20 libdispatch.dylib _dispatch_workloop_worker_thread + 540
21 libsystem_pthread.dylib _pthread_wqthread + 288
我们测试了几个不同的机型，只有iPhone 13 Pro Max会发生崩溃。
Q1：为什么会发生这个崩溃？
Q2：相同的逻辑，为什么仅在iPhone 13 Pro Max机型上出现崩溃？
期待您的解答。