1 Create a new project, save the default map
2 Disable ES2 and enable Vulkan
3 Cook for ETC2
4 Deploy and launch
Crash (See callstack)
Works correctly on Mali Galaxy S7.
Adreno Vulkan crash
01-19 21:10:19.319 958 958 F DEBUG : #00 pc 0005178e /system/vendor/lib/hw/vulkan.msm8996.so (_ZN14QglFrameBuffer13FormBinGroupsEP18QglRenderingLayout+45)
01-19 21:10:19.319 958 958 F DEBUG : #01 pc 00051871 /system/vendor/lib/hw/vulkan.msm8996.so (_ZN14QglFrameBuffer21UpdateRenderingLayoutEv+80)
01-19 21:10:19.319 958 958 F DEBUG : #02 pc 000518e7 /system/vendor/lib/hw/vulkan.msm8996.so (_ZN14QglFrameBuffer4InitEPK24QglFrameBufferCreateData+70)
01-19 21:10:19.319 958 958 F DEBUG : #03 pc 00051937 /system/vendor/lib/hw/vulkan.msm8996.so (_ZN14QglFrameBuffer6CreateEPK9QglDeviceP24QglFrameBufferCreateData+22)
01-19 21:10:19.319 958 958 F DEBUG : #04 pc 00040fad /system/vendor/lib/hw/vulkan.msm8996.so (_ZN11qglinternal19vkCreateFramebufferEP10VkDevice_TPK23VkFramebufferCreateInfoPK21VkAllocationCallbacksPy+108)
01-19 21:10:19.319 958 958 F DEBUG : #05 pc 01b3855c /data/app/com.epicgames.Starter-1/lib/arm/libUE4.so (_ZN18FVulkanFramebufferC1ER13FVulkanDeviceRK24FRHISetRenderTargetsInfoRK25FVulkanRenderTargetLayoutRK17FVulkanRenderPass+2716)
01-19 21:10:19.319 958 958 F DEBUG : #06 pc 01b0887c /data/app/com.epicgames.Starter-1/lib/arm/libUE4.so (_ZN25FVulkanCommandListContext16FTransitionState22GetOrCreateFramebufferER13FVulkanDeviceRK24FRHISetRenderTargetsInfoRK25FVulkanRenderTargetLayoutP17FVulkanRenderPass+220)
01-19 21:10:19.319 958 958 F DEBUG : #07 pc 01b0b968 /data/app/com.epicgames.Starter-1/lib/arm/libUE4.so (_ZN25FVulkanCommandListContext19RHISetRenderTargetsEjPK20FRHIRenderTargetViewPK25FRHIDepthRenderTargetViewjPKP23FRHIUnorderedAccessView+384)
01-19 21:10:19.319 958 958 F DEBUG : #08 pc 02aaeeb8 /data/app/com.epicgames.Starter-1/lib/arm/libUE4.so (_ZN27FRHICommandSetRenderTargets7ExecuteER19FRHICommandListBase+56)
01-19 21:10:19.319 958 958 F DEBUG : #09 pc 02ab3440 /data/app/com.epicgames.Starter-1/lib/arm/libUE4.so (_ZN23FRHICommandListExecutor22ExecuteInner_DoExecuteER19FRHICommandListBase+1728)
01-19 21:10:19.319 958 958 F DEBUG : #10 pc 02ad74e4 /data/app/com.epicgames.Starter-1/lib/arm/libUE4.so (_ZN21FExecuteRHIThreadTask6DoTaskEN13ENamedThreads4TypeERK12TRefCountPtrI11FGraphEventE+524)
01-19 21:10:19.319 958 958 F DEBUG : #11 pc 02ad6ff8 /data/app/com.epicgames.Starter-1/lib/arm/libUE4.so (_ZN10TGraphTaskI21FExecuteRHIThreadTaskE11ExecuteTaskER6TArrayIP14FBaseGraphTask17FDefaultAllocatorEN13ENamedThreads4TypeE+488)
01-19 21:10:19.319 958 958 F DEBUG : #12 pc 01ba049c /data/app/com.epicgames.Starter-1/lib/arm/libUE4.so (_ZN16FNamedTaskThread23ProcessTasksNamedThreadEib+8492)
01-19 21:10:19.319 958 958 F DEBUG : #13 pc 01b9dbd0 /data/app/com.epicgames.Starter-1/lib/arm/libUE4.so (_ZN16FNamedTaskThread21ProcessTasksUntilQuitEi+176)
01-19 21:10:19.319 958 958 F DEBUG : #14 pc 02aecbb0 /data/app/com.epicgames.Starter-1/lib/arm/libUE4.so (_ZN10FRHIThread3RunEv+48)
01-19 21:10:19.319 958 958 F DEBUG : #15 pc 01c076f4 /data/app/com.epicgames.Starter-1/lib/arm/libUE4.so (_ZN22FRunnableThreadPThread3RunEv+284)
01-19 21:10:19.319 958 958 F DEBUG : #16 pc 01b99020 /data/app/com.epicgames.Starter-1/lib/arm/libUE4.so (_ZN22FRunnableThreadPThread11_ThreadProcEPv+176)
01-19 21:10:19.319 958 958 F DEBUG : #17 pc 0003fa4b /system/lib/libc.so (ZL15_pthread_startPv+30)
There's no existing public thread on this issue, so head over to Questions & Answers just mention UE-40840 in the post.