Crash if GPU occlusion culling is enabled #1724
Description
Started with command ./daemon -set r_materialSystem 1 -set r_gpuOcclusionCulling 1 +devmap plat23
Client 0 connecting
Debug: Clearing the download info
Calling GetRefAPI…
Using 4 dynamic light layers, 64 dynamic lights available per tile
OpenGL hardware vendor: AMD/ATI
OpenGL driver vendor: Mesa
GL_VENDOR: AMD
GL_RENDERER: AMD Radeon Graphics (gfx1101, LLVM 15.0.6, DRM 3.61, 6.12.22+bpo-amd64)
GL_VERSION: 4.6 (Core Profile) Mesa 22.3.6
GL_MAX_TEXTURE_SIZE: 16384
GL_MAX_3D_TEXTURE_SIZE: 8192
GL_MAX_CUBE_MAP_TEXTURE_SIZE: 16384
GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS: 192
GL_SHADING_LANGUAGE_VERSION: 4.60
GL_MAX_VERTEX_UNIFORM_COMPONENTS 16384
GL_MAX_VERTEX_ATTRIBS 16
GL_MAX_DRAW_BUFFERS: 8
GL_TEXTURE_MAX_ANISOTROPY_EXT: 16.000000
GL_MAX_RENDERBUFFER_SIZE: 16384
GL_MAX_COLOR_ATTACHMENTS: 8
PIXELFORMAT: color(24-bits)
MODE: -2, 1920 x 1080 fullscreen
Using OpenGL version 4.6, requested: 3.2
Using an OpenGL core profile.
OpenGL context is not forward compatible.
Using OpenGL extensions: GL_ARB_half_float_pixel GL_ARB_texture_float GL_EXT_gpu_shader4 GL_ARB_gpu_shader5 GL_EXT_texture_integer GL_ARB_texture_rg GL_ARB_texture_gather GL_EXT_texture_compression_s3tc GL_ARB_texture_compression_rgtc GL_EXT_texture_filter_anisotropic GL_ARB_vertex_array_object GL_ARB_vertex_buffer_object GL_ARB_half_float_vertex GL_ARB_framebuffer_object GL_ARB_get_program_binary GL_ARB_buffer_storage GL_ARB_uniform_buffer_object GL_ARB_map_buffer_range GL_ARB_sync GL_ARB_texture_barrier GL_ARB_compute_shader GL_ARB_bindless_texture GL_ARB_shader_draw_parameters GL_ARB_shader_storage_buffer_object GL_ARB_multi_draw_indirect GL_ARB_shading_language_420pack GL_ARB_explicit_uniform_location GL_ARB_shader_image_load_store GL_ARB_shader_atomic_counters GL_ARB_shader_atomic_counter_ops GL_ARB_indirect_parameters GL_ARB_direct_state_access GL_ARB_vertex_attrib_binding
Missing OpenGL extensions: GL_KHR_shader_subgroup
Using half-float vertex format.
Using S3TC (DXTC) texture compression.
Using GPU vertex skinning with max 256 bones in a single pass, models are hardware accelerated.
Extracting VM module cgame-amd64.nexe from /home/me/.local/share/unvanquished/pkg/unvanquished_0.55.4.dpk...
Loading VM module cgame-amd64.nexe...
Using loader args: /unv/Unvanquished/daemon/build/gcc/nacl_helper_bootstrap /unv/Unvanquished/daemon/build/gcc/nacl_loader --r_debug=0xXXXXXXXXXXXXXXXX --reserved_at_zero=0xXXXXXXXXXXXXXXXX -v -B /unv/Unvanquished/daemon/build/gcc/irt_core-amd64.nexe -e -i 100:41 -- /home/me/.local/share/unvanquished/cgame-amd64.nexe 100
][Detaching after vfork from child process 718851]
Loaded cgame VM module in 62 msec
cgame NaCl nacl (PNaCl_4.2.1/Clang_3.6.0:pnacl-clang++) May 25 2025
Loading Lua plugin using a new Lua state.
Loaded font face 'unifont' [regular] from 'fonts/unifont.ttf'.
Loaded font face 'Roboto' [bold] from 'fonts/Roboto-Bold.ttf'.
Loaded font face 'Roboto' [italic, bold] from 'fonts/Roboto-BoldItalic.ttf'.
Loaded font face 'Roboto' [italic] from 'fonts/Roboto-Italic.ttf'.
Loaded font face 'Roboto' [regular] from 'fonts/Roboto-Regular.ttf'.
Loaded font face 'FontAwesome' [regular] from 'fonts/fontawesome-webfont.ttf'.
Loaded font face 'DejaVu Sans' [regular] from 'fonts/DejaVuSansCondensed.ttf'.
Loaded font face 'Material Icons' [regular] from 'fonts/MaterialIcons-Regular.ttf'.
Built a glsl shader program in 0 ms (compile: 0 in 0 ms, link: 0 in 0 ms; cache: loaded 1 in 0 ms, saved 0 in 0 ms)
Merged 40675 vertices into 40671 in 4 ms
][New Thread 0x7fffa0a006c0 (LWP 718856)]
World bounds: min: -2992.000000 0.000000 -1520.000000 max: 2992.000000 3712.000000 576.000000
Generated 8 BSP materials from 4919 BSP surfaces
Materials UBO: total: 0.28 kb, dynamic: 0.14 kb, texData: 2.88 kb
[Trail Systems] Parsed trail system trails/weapons/rocket/missile
[Trail Systems] Parsed trail system trails/weapons/rifle/impact_puff
[Trail Systems] Parsed trail system trails/weapons/reactor/lightning
[Trail Systems] Parsed trail system trails/weapons/prifle/missile
[Trail Systems] Parsed trail system trails/weapons/prifle/impact_blobs
[Trail Systems] Parsed trail system trails/weapons/grenade/puff
[Trail Systems] Parsed trail system trails/weapons/psaw/sparks
[Trail Systems] Parsed trail system trails/weapons/level2upg/lightning
[Trail Systems] Parsed trail system trails/weapons/lcannon/muzzleflash0
[Trail Systems] Parsed trail system trails/weapons/lcannon/muzzleflash1
[Trail Systems] Parsed trail system trails/weapons/lcannon/ball_primary
[Trail Systems] Parsed trail system trails/weapons/lcannon/ball_secondary
Building only marked GLSL shaders
][New Thread 0x7fff836d16c0 (LWP 718860)]
[New Thread 0x7fff82ed06c0 (LWP 718861)]
[New Thread 0x7fff826cf6c0 (LWP 718862)]
[New Thread 0x7fff81ece6c0 (LWP 718863)]
[New Thread 0x7fff816cd6c0 (LWP 718864)]
[New Thread 0x7fff80ecc6c0 (LWP 718865)]
[New Thread 0x7fff6bfff6c0 (LWP 718866)]
[New Thread 0x7fff6b7fe6c0 (LWP 718867)]
Built 27 glsl shader programs in 203 ms (compile: 43 in 26 ms, link: 27 in 149 ms, init: 286 in 12 ms; cache: loaded 0 in 0 ms, saved 27 in 21 ms)
UnnamedPlayer#1 entered the game
][New Thread 0x7fff6affd6c0 (LWP 718868)]
Built a glsl shader program in 47 ms (compile: 1 in 2 ms, link: 1 in 36 ms; cache: loaded 0 in 0 ms, saved 1 in 7 ms)
Built a glsl shader program in 43 ms (compile: 1 in 2 ms, link: 1 in 32 ms; cache: loaded 0 in 0 ms, saved 1 in 7 ms)
][New Thread 0x7fff6a7fc6c0 (LWP 718869)]
Thread 1 "daemon" received signal SIGSEGV, Segmentation fault.
0x00007fffd242595a in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
(gdb) bt
#0 0x00007fffd242595a in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#1 0x00007fffd1f86530 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#2 0x00007fffd1f53e0d in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3 0x00007fffd1f50bdf in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4 0x00007fffd21bccc9 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5 0x000055555565feff in GLShader::DispatchCompute (globalWorkgroupZ=1, this=<optimized out>, globalWorkgroupY=135, globalWorkgroupX=240)
at /unv/Unvanquished/daemon/src/engine/renderer/gl_shader.cpp:2325
#6 MaterialSystem::DepthReduction (this=<optimized out>) at /unv/Unvanquished/daemon/src/engine/renderer/Material.cpp:1535
#7 MaterialSystem::DepthReduction (this=<optimized out>) at /unv/Unvanquished/daemon/src/engine/renderer/Material.cpp:1512
#8 MaterialSystem::CullSurfaces (this=<optimized out>) at /unv/Unvanquished/daemon/src/engine/renderer/Material.cpp:1560
#9 RB_RenderPostProcess () at /unv/Unvanquished/daemon/src/engine/renderer/tr_backend.cpp:2752
#10 RenderPostProcessCommand::ExecuteSelf (this=0x7fffd514d334) at /unv/Unvanquished/daemon/src/engine/renderer/tr_backend.cpp:3585
#11 0x00005555556599c9 in RB_ExecuteRenderCommands (data=<optimized out>) at /unv/Unvanquished/daemon/src/engine/renderer/tr_backend.cpp:3774
#12 0x000055555566dafb in R_SyncRenderThread () at /unv/Unvanquished/daemon/src/engine/renderer/tr_cmds.cpp:177
#13 R_SyncRenderThread () at /unv/Unvanquished/daemon/src/engine/renderer/tr_cmds.cpp:168
#14 0x0000555555686672 in RE_GenerateTexture (pic=<optimized out>, width=256, height=256) at /unv/Unvanquished/daemon/src/engine/renderer/tr_image.cpp:2948
#15 0x0000555555744aa4 in operator() (data=..., __closure=<optimized out>, handle=@0x7fffffffc29c: 0, y=<optimized out>, x=<optimized out>)
at /unv/Unvanquished/daemon/src/engine/client/cl_cgame.cpp:1367
#16 Util::apply_impl<CGameVM::QVMSyscall(int, Util::Reader&, IPC::Channel&)::<lambda(std::vector<unsigned char>, int, int, qhandle_t&)>, std::tuple<std::vector<unsigned char, std::allocator<unsigned char> >&&, int&&, int&&, int&>, 0, 1, 2, 3> (func=..., tuple=...) at /unv/Unvanquished/daemon/src/common/Util.h:136
#17 Util::apply<CGameVM::QVMSyscall(int, Util::Reader&, IPC::Channel&)::<lambda(std::vector<unsigned char>, int, int, qhandle_t&)>, std::tuple<std::vector<unsigned char, std::allocator<unsigned char> >&&, int&&, int&&, int&> > (tuple=..., func=...) at /unv/Unvanquished/daemon/src/common/Util.h:141
#18 IPC::detail::HandleMsg<CGameVM::QVMSyscall(int, Util::Reader&, IPC::Channel&)::<lambda(std::vector<unsigned char>, int, int, qhandle_t&)>, IPC::Message<IPC::Id<0, 71>, std::vector<unsigned char, std::allocator<unsigned char> >, int, int>, IPC::Reply<int> > (func=..., reader=..., channel=...) at /unv/Unvanquished/daemon/src/common/IPC/Channel.h:217
#19 IPC::HandleMsg<IPC::SyncMessage<IPC::Message<IPC::Id<(unsigned short)0, (unsigned short)71>, std::vector<unsigned char, std::allocator<unsigned char> >, int, int>, IPC::Reply<int> >, CGameVM::QVMSyscall(int, Util::Reader&, IPC::Channel&)::{lambda(std::vector<unsigned char, std::allocator<unsigned char> >, int, int, int&)#37}>(IPC::Channel&, Util::Reader, CGameVM::QVMSyscall(int, Util::Reader&, IPC::Channel&)::{lambda(std::vector<unsigned char, std::allocator<unsigned char> >, int, int, int&)#37}&&) [clone .isra.0] (channel=..., reader=..., func=...)
at /unv/Unvanquished/daemon/src/common/IPC/Channel.h:241
#20 0x00005555555e7bc3 in CGameVM::QVMSyscall (this=<optimized out>, syscallNum=<optimized out>, reader=..., channel=...) at /unv/Unvanquished/daemon/src/engine/client/cl_cgame.cpp:1360
#21 0x00005555555e90c5 in CGameVM::Syscall (this=0x555555825860 <cgvm>, id=<optimized out>, reader=..., channel=...) at /unv/Unvanquished/daemon/src/engine/client/cl_cgame.cpp:1066
#22 0x000055555572aeed in VM::VMBase::SendMsg<IPC::SyncMessage<IPC::Message<IPC::Id<(unsigned short)0, (unsigned short)0>, int>, IPC::Reply<> >, int>(int&&)::{lambda(unsigned int, Util::Reader)#1}::operator()(unsigned int, Util::Reader) (reader=..., id=71, __closure=<optimized out>) at /unv/Unvanquished/daemon/src/engine/framework/VirtualMachine.h:138
#23 IPC::detail::SendMsg<VM::VMBase::SendMsg<IPC::SyncMessage<IPC::Message<IPC::Id<(unsigned short)0, (unsigned short)10>, cgClientState_t>, IPC::Reply<> >, cgClientState_t&>(cgClientState_t&)::{lambda(unsigned int, Util::Reader)#1}&, IPC::Message<IPC::Id<(unsigned short)0, (unsigned short)10>, cgClientState_t>, IPC::Reply<>, cgClientState_t&>(IPC::Channel&, VM::VMBase::SendMsg<IPC::SyncMessage<IPC::Message<IPC::Id<(unsigned short)0, (unsigned short)10>, cgClientState_t>, IPC::Reply<> >, cgClientState_t&>(cgClientState_t&)::{lambda(unsigned int, Util::Reader)#1}&, IPC::SyncMessage<IPC::Message<IPC::Id<(unsigned short)0, (unsigned short)10>, cgClientState_t>, IPC::Reply<> >, cgClientState_t&) (channel=..., messageHandler=...)
at /unv/Unvanquished/daemon/src/common/IPC/Channel.h:174
--Type <RET> for more, q to quit, c to continue without paging--c
#24 IPC::SendMsg<IPC::SyncMessage<IPC::Message<IPC::Id<(unsigned short)0, (unsigned short)10>, cgClientState_t>, IPC::Reply<> >, VM::VMBase::SendMsg<IPC::SyncMessage<IPC::Message<IPC::Id<(unsigned short)0, (unsigned short)10>, cgClientState_t>, IPC::Reply<> >, cgClientState_t&>(cgClientState_t&)::{lambda(unsigned int, Util::Reader)#1}, cgClientState_t&>(IPC::Channel&, VM::VMBase::SendMsg<IPC::SyncMessage<IPC::Message<IPC::Id<(unsigned short)0, (unsigned short)10>, cgClientState_t>, IPC::Reply<> >, cgClientState_t&>(cgClientState_t&)::{lambda(unsigned int, Util::Reader)#1}&&, cgClientState_t&) (messageHandler=..., channel=...) at /unv/Unvanquished/daemon/src/common/IPC/Channel.h:234
#25 VM::VMBase::SendMsg<IPC::SyncMessage<IPC::Message<IPC::Id<(unsigned short)0, (unsigned short)10>, cgClientState_t>, IPC::Reply<> >, cgClientState_t&>(cgClientState_t&) (
this=<optimized out>) at /unv/Unvanquished/daemon/src/engine/framework/VirtualMachine.h:136
#26 CGameVM::CGameRocketFrame() [clone .constprop.0] (this=<optimized out>) at /unv/Unvanquished/daemon/src/engine/client/cl_cgame.cpp:1053
#27 0x00005555555f8d70 in SCR_DrawScreenField () at /unv/Unvanquished/daemon/src/engine/client/cl_scrn.cpp:266
#28 SCR_UpdateScreen () at /unv/Unvanquished/daemon/src/engine/client/cl_scrn.cpp:306
#29 0x00005555555b7f92 in SCR_UpdateScreen () at /unv/Unvanquished/daemon/src/engine/client/cl_scrn.cpp:292
#30 CL_Frame (msec=<optimized out>) at /unv/Unvanquished/daemon/src/engine/client/cl_main.cpp:2073
#31 CL_Frame (msec=<optimized out>) at /unv/Unvanquished/daemon/src/engine/client/cl_main.cpp:2015
#32 Com_Frame () at /unv/Unvanquished/daemon/src/engine/qcommon/common.cpp:957
#33 0x00005555555ba4a9 in Application::ClientApplication::Frame (this=0x555555fc3720 <Application::GetApp()::app>) at /unv/Unvanquished/daemon/src/engine/client/ClientApplication.cpp:112
#34 0x000055555559d6ce in Application::Frame () at /unv/Unvanquished/daemon/src/engine/framework/Application.cpp:87
#35 main (argc=<optimized out>, argv=<optimized out>) at /unv/Unvanquished/daemon/src/engine/framework/System.cpp:1006