[2025.06.10-05.07.30:097][975]LogMetal: Warning: |MetalCommandList.cpp:57|<AGXA13FamilyCommandBuffer: 0x13e13e700> label = <none> device = <AGXA13Device: 0x1143aa180> name = Apple A13 GPU commandQueue = <AGXA13FamilyCommandQueue: 0x114398180> label = <none> device = <AGXA13Device: 0x1143aa180> name = Apple A13 GPU retainedReferences = 0 [2025.06.10-05.07.30:097][975]LogMetal: Warning: |MetalCommandList.cpp:173|Command Buffer Unknown Failed with PageFault Error! Error Domain: MTLCommandBufferErrorDomain Code: 3 Description Caused GPU Address Fault Error (0000000b:kIOGPUCommandBufferCallbackErrorPageFault) Unknown Unknown
重现步骤
`项目组外发体验服偶现如下闪退，闪退记录的信息如下
[2025.06.10-05.07.30:097][975]LogMetal: Warning: |MetalCommandList.cpp:57|<AGXA13FamilyCommandBuffer: 0x13e13e700>
label =
device = <AGXA13Device: 0x1143aa180>
name = Apple A13 GPU
commandQueue = <AGXA13FamilyCommandQueue: 0x114398180>
label =
device = <AGXA13Device: 0x1143aa180>
name = Apple A13 GPU
retainedReferences = 0
[2025.06.10-05.07.30:097][975]LogMetal: Warning: |MetalCommandList.cpp:173|Command Buffer Unknown Failed with PageFault Error! Error Domain: MTLCommandBufferErrorDomain Code: 3 Description Caused GPU Address Fault Error (0000000b:kIOGPUCommandBufferCallbackErrorPageFault) Unknown Unknown
闪退堆栈如下
1
UAGame
0x000000010a2d1494
FIOSPlatformMisc::GPUAssert() (Runtime/Core/Private/IOS/IOSPlatformMisc.cpp:1697)
2
UAGame
0x000000010a11d514
ReportMetalCommandBufferFailure(mtlpp::CommandBuffer const&, char16_t const*, boolean) (Runtime/Apple/MetalRHI/Private/MetalCommandList.cpp:174)
3
UAGame
0x000000010a13cef8
MetalCommandBufferFailurePageFault(mtlpp::CommandBuffer const&) (Runtime/Apple/MetalRHI/Private/MetalCommandList.cpp:193)
4
UAGame
0x000000010a11c190
HandleMetalCommandBufferError(mtlpp::CommandBuffer const&) (Runtime/Apple/MetalRHI/Private/MetalCommandList.cpp:229)
5
UAGame
0x000000010a11c018
FMetalCommandList::HandleMetalCommandBufferFailure(mtlpp::CommandBuffer const&) (Runtime/Apple/MetalRHI/Private/MetalCommandList.cpp:285)
6
UAGame
0x000000010a11d5e4
__ZN17FMetalCommandList6CommitERN5mtlpp13CommandBufferE6TArrayIN2ns6ObjectIU13block_pointerFvRKS1_ELNS4_17CallingConventionE1EEE22TSizedDefaultAllocatorILi32EEEbb5FName_block_invoke (Runtime/Apple/MetalRHI/Private/MetalCommandList.cpp:323)
7
UAGame
0x0000000104c01f74
__ZN5mtlpp13CommandBuffer19AddCompletedHandlerEU13block_pointerFvRKS0_E_block_invoke (/Volumes/DataHD/Perforce/UE4/Release-4.25/Engine/Source/ThirdParty/mtlpp/mtlpp-master-7efad47/src/command_buffer.mm:280)
8
Metal
0x0000000190ce5990
MTLDispatchListApply + 52
9
Metal
0x0000000190ce5874
-[_MTLCommandBuffer didCompleteWithStartTime:endTime:error:] + 600
10
IOGPU
0x000000022ada1afc
-[IOGPUMetalCommandBuffer didCompleteWithStartTime:endTime:error:] + 212
11
Metal
0x0000000190cb0cd4
-[_MTLCommandQueue commandBufferDidComplete:startTime:completionTime:error:] + 104
12
IOGPU
0x000000022ada1900
___62-[IOGPUMetalCommandBuffer fillCommandBufferArgs:commandQueue:]_block_invoke_2 + 168
13
IOGPU
0x000000022ada1650
IOGPUNotificationQueueDispatchAvailableCompletionNotifications + 136
14
IOGPU
0x000000022ada1560
___IOGPUNotificationQueueSetDispatchQueue_block_invoke + 60
15
libdispatch.dylib
0x0000000198efb064
__dispatch_client_callout4 + 16
16
libdispatch.dylib
0x0000000198f17420
__dispatch_mach_msg_invoke + 460
17
libdispatch.dylib
0x0000000198f02428
__dispatch_lane_serial_drain + 348
18
libdispatch.dylib
0x0000000198f18174
__dispatch_mach_invoke + 452
19
libdispatch.dylib
0x0000000198f02428
__dispatch_lane_serial_drain + 348
20
libdispatch.dylib
0x0000000198f03154
__dispatch_lane_invoke + 428
21
libdispatch.dylib
0x0000000198f02428
__dispatch_lane_serial_drain + 348
22
libdispatch.dylib
0x0000000198f03120
__dispatch_lane_invoke + 376
23
libdispatch.dylib
0x0000000198f0e388
__dispatch_root_queue_drain_deferred_wlh + 284
24
libdispatch.dylib
0x0000000198f0dbd4
__dispatch_workloop_worker_thread + 536
25
libsystem_pthread.dylib
0x000000021be8067c
_pthread_wqthread + 288
想请教有没有相关的经验可以解决，或者是什么方法能快速定位，或者已经有相关结论了
内部重现概率较低，同一个地方有时候很容易出现，有时候不能出现，比较奇怪`
Hi，
从崩溃的现象上看，感觉像是某个资源used after free了，我不太确定具体原因，不过可以试试开启GRHINeedsExtraDeletionLatency，看看是否有帮助。