[Mesa-dev] [Bug 110345] Unrecoverable GPU crash with DiRT 4

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=110345

--- Comment #28 from Thomas Rohloff <v10lator at myway.de> ---
(In reply to Samuel Pitoiset from comment #27)
> vulkaninfo reports 2 devices which means you likely have two drivers
> installed.
> Can you first clean up your install to make sure the number of reported
> devices is 1 (ie. Device Count = 1).

I would love to do that but I have no idea what's happening here. This looks as
the same driver would claim two devices (same apiVersion and driverVersion) :

> GPU0
> VkPhysicalDeviceProperties:
> ===========================
> 	apiVersion     = 0x40105a  (1.1.90)
> 	driverVersion  = 79695971 (0x4c01063)
> 	vendorID       = 0x1002
> 	deviceID       = 0x67df
> 	deviceType     = DISCRETE_GPU
> 	deviceName     = AMD RADV POLARIS10 (LLVM 9.0.0)

> GPU1
> VkPhysicalDeviceProperties:
> ===========================
> 	apiVersion     = 0x40105a  (1.1.90)
> 	driverVersion  = 79695971 (0x4c01063)
> 	vendorID       = 0x1002
> 	deviceID       = 0x67df
> 	deviceType     = DISCRETE_GPU
> 	deviceName     = AMD RADV POLARIS10 (LLVM 9.0.0)

Also there aren't multiple drivers available:

> $ ls -l /usr/lib64/ | grep vulkan
> lrwxrwxrwx  1 root     root            14  7. Mär 16:57 libvulkan.so -> > libvulkan.so.1
> lrwxrwxrwx  1 root     root            19  7. Mär 16:57 libvulkan.so.1 -> > libvulkan.so.1.1.92
> -rwxr-xr-x  1 root     root        317992  7. Mär 16:57 libvulkan.so.1.1.92
> -rwxr-xr-x  1 root     root       3645808 10. Mai 18:57 libvulkan_radeon.so
> $ equery b /usr/lib64/libvulkan.so.1.1.92 /usr/lib64/libvulkan_radeon.so
>  * Searching for /usr/lib64/libvulkan.so.1.1.92,/usr/lib64/libvulkan_radeon.so ... 
> media-libs/mesa-9999 (/usr/lib64/libvulkan_radeon.so)
> media-libs/vulkan-loader-1.1.92.1 (/usr/lib64/libvulkan.so.1.1.92)
> $ ls /usr/share/vulkan/icd.d/
> radeon_icd.i686.json  radeon_icd.x86_64.json
> $ cat /usr/share/vulkan/icd.d/radeon_icd.x86_64.json
> {
>     "ICD": {
>         "api_version": "1.1.90",
>         "library_path": "/usr/lib64/libvulkan_radeon.so"
>     },
>     "file_format_version": "1.0.0"
> }
> $ strace vulkaninfo 2>&1 | grep libvulkan
> openat(AT_FDCWD, "/usr/lib64/libvulkan.so.1", O_RDONLY|O_CLOEXEC) = 3
> openat(AT_FDCWD, "/usr/lib64/libvulkan_radeon.so", O_RDONLY|O_CLOEXEC) = 3
> openat(AT_FDCWD, "/usr/lib32/libvulkan_radeon.so", O_RDONLY|O_CLOEXEC) = 3
> openat(AT_FDCWD, "/usr/lib32/libvulkan_radeon.so", O_RDONLY|O_CLOEXEC) = 3
> openat(AT_FDCWD, "/usr/lib64/libvulkan_radeon.so", O_RDONLY|O_CLOEXEC) = 3
> openat(AT_FDCWD, "/usr/lib32/libvulkan_radeon.so", O_RDONLY|O_CLOEXEC) = 3
> openat(AT_FDCWD, "/usr/lib32/libvulkan_radeon.so", O_RDONLY|O_CLOEXEC) = 3
> openat(AT_FDCWD, "/usr/lib64/libvulkan_radeon.so", O_RDONLY|O_CLOEXEC) = 3
> openat(AT_FDCWD, "/usr/lib32/libvulkan_radeon.so", O_RDONLY|O_CLOEXEC) = 3
> write(2, "ERROR: [Loader Message] Code 0 :"..., 93ERROR: [Loader Message] Code 0 : /usr/lib32/libvulkan_radeon.so: wrong ELF class: ELFCLASS32
> openat(AT_FDCWD, "/usr/lib32/libvulkan_radeon.so", O_RDONLY|O_CLOEXEC) = 3
> write(2, "ERROR: [Loader Message] Code 0 :"..., 93ERROR: [Loader Message] Code 0 : /usr/lib32/libvulkan_radeon.so: wrong ELF class: ELFCLASS32
> stat("/usr/lib64/libvulkan_radeon.so", {st_mode=S_IFREG|0755, st_size=3645808, ...}) = 0
> stat("/usr/lib64/libvulkan_radeon.so", {st_mode=S_IFREG|0755, st_size=3645808, ...}) = 0

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