Mesa 26.0.4 open source graphics drivers released for Linux

Mesa 26.0.4 is out now as the latest bug-fix release for the open source graphics drivers, as work continues on Mesa 26.1. Since this is a point release, it's only bug fixes as new features will arrive with Mesa 26.1 that should be around May 6th.

The release announcement still hasn't been posted on the Mesa website for the shortened highlights, but this is the full list of fixes / changes for Mesa 26.0.4 from the mailing list announcement:

Adam Simpkins (1):
iris: fix a crash in disable_rb_aux_buffer

Alyssa Milburn (1):
nv50,nvc0: Avoid uninitialized cbuf reads in blits

Alyssa Rosenzweig (1):
nir: add nir_get_io_data_src

Dave Airlie (1):
st/mesh: handle mesh shader point size

David Rosca (2):
frontends/va: Fix leaking H264/5 PPS/SPS objects when decoder wasn't created
frontends/va: Fix leaks when create_video_codec fails

Eric Engestrom (11):
docs: add sha sum for 26.0.3
.pick_status.json: Update to 48c086cb4203d1a8e7458e0d0a85cfffc5b4bfe5
.pick_status.json: Mark 26b19e355fefcd6a8325924e6a391dd67a675c34 as denominated
.pick_status.json: Mark 32a818d11d3d60ebbc23a62127e988d17e742b79 as denominated
.pick_status.json: Mark d38916d673e6d2359e96fed45ebd83ca026dfcb5 as denominated
.pick_status.json: Mark 384d12816459996fbac5722e9fdb29527662cafb as denominated
ci: changing .gitlab-ci.yml itself also means the container jobs must exist
.pick_status.json: Mark 538c3ee6c7a419d5c55bef2294ca10166f8d9af4 as denominated
[26.0 only] venus/ci: mark a test as fixed
docs: add release notes for 26.0.4
VERSION: bump for 26.0.4

Eric Guo (1):
panfrost: Fix NULL pointer dereference in panfrost_emit_images

Eric R. Smith (2):
panfrost: fix texel buffer calculations
panfrost: fix typos in architecture detection

Erik Faye-Lund (5):
pan/genxml: remove non-existent YUV Enable for AFRC
pan/lib: do not try to use stencil-aspect of color attachment
pan/lib: set srgb-flag for afrc render-targets
pan/lib: divide extent by tile-extend, not itself
panvk: remove unused flag

Faith Ekstrand (4):
nak: Report progress from nak_nir_rematerialize_load_const()
nir: Consider if uses in nir_def_all_uses_*
pan/bi: v2x16 conversions don't replicate
pan/buffer: Add the offset to the size for buffer textures

Georg Lehmann (2):
gallivm: don't optimize fadd(a, 0.0) with signed zero preserve
nir/lower_non_uniform_access: fix fusing loops for same index but different array variable

Hyunjun Ko (1):
anv: Add dummy workload for AV1 decode on affected platforms (Wa_1508208842)

Ian Romanick (2):
brw/algebraic: Allow mixed types in saturate constant folding
brw: Handle scalars and swizzles correctly in is_const_zero

Icenowy Zheng (8):
vulkan/wsi/headless: properly use CPU images for CPU devices
pco: fix encoding of fred's s0abs bit
pvr: Align width for PBE write when creating linear image
pvr: fix "obb" typo in oob_buffer_size when building vertex pds data
pvr: save vertex attribute size for DMA checking
pvr: move PVR_BUFFER_MEMORY_PADDING_SIZE definition to pvr_buffer.h
pvr: consider the size of DMA request when setting msize of DDMADT
pvr: fix dirty tracking for stencil ops

Iván Briano (2):
anv: fix anv_is_dual_src_blend_equation
brw: do not omit RT writes if dual_src_blend is on

Job Noorman (1):
ir3/legalize: don't drop sync flags on removed predt/predf

Jose Maria Casanova Crespo (1):
broadcom/common: fix V3D 7.1 TFU ICFG IFORMAT values

Juan A. Suarez Romero (1):
vc4: fix unwanted buffer release on uploader

Lionel Landwerlin (3):
anv: add an analysis pass to detect compute shaders clearing data
anv: add drirc option to workaround missing application barriers on typed/untyped data
brw: fence SLM writes between workgroups

Liviu Prodea (2):
clc: Fix static link with clang>=22
util: Fix use of undeclared identifier 'NULL' in src/util/os_misc.h when compiling with clang

Luigi Santivetti (2):
pvr: expose partial usc mrt init routine
pvr: keep compiler resources in sync with attachments

Marek Olšák (3):
radeonsi: recompute IO bases after optimizations
radeonsi: fix blits via util_blitter_draw_rectangle
radeonsi: disable streamout queries for u_blitter

Mario Kleiner (1):
dri: Fix "cosmetic" undefined behaviour warning for RGB[A]16_UNORM formats.

Mary Guillemard (5):
nvk: Move viewport and scissor emit to their own function
nvk: Broacast viewport0 and scissor0 in case of FSR on Turing
nir/dead_cf: Add missing load_ssbo_ir3 handling
nir/dead_cf: Add missing load_global_bounded handling
nak: Do not allow load_helper_invocation reordering

Mike Blumenkrantz (3):
ntv: always emit const coord components for fbfetch loads
mesa/renderbuffer: always add PIPE_BIND_SAMPLER_VIEW to rendering textures
llvmpipe: fix color fbfetch

Natalie Vock (1):
vulkan: Bump MAX_ENCODE_PASSES

Nick Hamilton (1):
pvr: Fix for multiple attachments being assigned to the same tile buffer.

Pavel Ondračka (5):
r300: fix bias presubtract algebraic transformation
r300: don't apply odd macroblock rounding to 3D textures
r300: disable zmask clears for large surfaces
r300: add shared HyperZ pipe-count helper
r300: split large HiZ clears into multiple packets

Pierre-Eric Pelloux-Prayer (3):
radeonsi: move spi_shader_*_format to si_shader_variant_info
radeonsi: account for outputs_written when updating spi_shader_col_format
gallium/u_blitter: add a new fs_color_clear variant

Radu Costas (1):
pco: Amend errant nir_move_option

Rhys Perry (3):
aco/tests: fix assembler tests with LLVM 22
aco/tests: fix assembler/isel tests with LLVM 23
radv: fix memory leak in radv_rt_nir_to_asm

Robert Mader (1):
llvmpipe: Stop aligning height to raster block size for unbacked handles

Ryan Zhang (1):
panvk: trivial fix to remove repeated assignment

Samuel Pitoiset (2):
radv/amdgpu: free the VA range in case the BO allocation failed
radv: emit BOP events after every draw to workaround a VRS bug on GFX12

Simon Perretta (1):
pco: use vm/icm for tile buffer store coverage mask

Timothy Arceri (2):
mesa: add force_explicit_uniform_loc_zero workaround
util/driconf: add workarounds for Lethis - Path Of Progress

Valentine Burley (7):
tu/drm/virtio: Add missing lock to virtio_bo_init_dmabuf
tu/drm/virtio: Move set_iova into success path of virtio_bo_init_dmabuf
tu/drm/virtio: Avoid freeing zombified tu_sparse_vma
tu/drm/virtio: Do not free iova from heap for lazy BOs
tu/drm/virtio: Fix GEM handle leak in tu_bo_init error path
tu/drm/virtio: Fix GEM handle leak on failed dmabuf res_id lookup
ci: Drop duplicate Intel shader-db run

Yiwei Zhang (3):
venus: fix to relax the KHR_external_memory_fd requirement
vulkan/wsi/win32: add wsi_win32_find_idle_image helper
vulkan/wsi/win32: respect acquire timeout for sw wsi

emre (1):
nvk: fix barrier cache invalidation

juntak0916 (1):
nvk: fix BindImageMemory2 per-bind status result

kingstom.chen (1):
radv/rt: only run move_rt_instructions() for CPS shaders

utzcoz (1):
gfxstream: Fix vkSetDebugUtilsObjectNameEXT crash for unwrapped objects

We also missed covering Mesa 26.0.3 from March 18th which had a few other fixes:

• Portal hard locks the machine on rv350.
• Turnip crash with lazy depth textures: GPUMEM_BIND_RANGES failed (Not a typewriter)
• [regression] Left 4 Dead 2 crashing when joining or starting survival with “Official Dedicated” servers
• lavapipe: crash in caselist
• zink: mesh shaders broken

The full calendar for upcoming versions of Mesa: