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This repository was archived by the owner on Jul 11, 2026. It is now read-only.
This repository was archived by the owner on Jul 11, 2026. It is now read-only.

Sigserv in VulkanContext::pickPhysicalDeviceAndQueueFamily() on devices with mediatek cpu's #26

Description

@jh0per

I've got sigserv exception in my play console which points to pickPhysicalDeviceAndQueueFamily() method. Problem persist on
different devices (Oppo, samsung, doogee, lge, lenovo, vivo etc) with specific mediatek cpu's.
List of CPUS: Mediatek MT6765, Mediatek MT8768T, Mediatek MT6765V/CB, Mediatek MT6761, Mediatek MT6762, Mediatek MT8768T, Mediatek MT6779p90, Mediatek MT6779p95.

backtrace:
  #00  pc 0x000000000002ad00  /vendor/lib64/libsrv_um.so (PVRSRVGetMaxDevMemSize+16)
  #01  pc 0x0000000000051ec0  /vendor/lib64/hw/vulkan.mt6765.so
  #02  pc 0x0000000000020c38  /data/app/~~_fZO9i9_EHuuuEEKLn_F0A==/com.examplepackage-fbBDmyWUuiRo9hwjEdVDVQ==/split_config.arm64_v8a.apk!libvulkan.so (vulkan::VulkanContext::pickPhysicalDeviceAndQueueFamily()+696)
  #03  pc 0x0000000000020668  /data/app/~~_fZO9i9_EHuuuEEKLn_F0A==/com.examplepackage-fbBDmyWUuiRo9hwjEdVDVQ==/split_config.arm64_v8a.apk!libvulkan.so (vulkan::VulkanContext::create(bool)+112)
  #04  pc 0x000000000001e120  /data/app/~~_fZO9i9_EHuuuEEKLn_F0A==/com.examplepackage-fbBDmyWUuiRo9hwjEdVDVQ==/split_config.arm64_v8a.apk!libvulkan.so (vulkan::ImageProcessor::initialize(bool, AAssetManager*)+64)
  #05  pc 0x000000000001e07c  /data/app/~~_fZO9i9_EHuuuEEKLn_F0A==/com.examplepackage-fbBDmyWUuiRo9hwjEdVDVQ==/split_config.arm64_v8a.apk!libvulkan.so (vulkan::ImageProcessor::create(bool, AAssetManager*)+168)
  #06  pc 0x000000000001c994  /data/app/~~_fZO9i9_EHuuuEEKLn_F0A==/com.examplepackage-fbBDmyWUuiRo9hwjEdVDVQ==/split_config.arm64_v8a.apk!vulkan.so (Java_com_examplepackage_vulkan_VulkanImageProcessor_initVulkanProcessor+52)
  #07  pc 0x00000000003abf18  /data/app/~~_fZO9i9_EHuuuEEKLn_F0A==/com.examplepackage-fbBDmyWUuiRo9hwjEdVDVQ==/oat/arm64/base.odex (art_jni_trampoline+152)
 

Any ideas to fix?

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