<html> <head> <base href="https://bugs.freedesktop.org/"> </head> <body> <div> <a class="bz_bug_link bz_status_NEEDINFO " title="NEEDINFO - assertion failure when running piglit over virgl" href="https://bugs.freedesktop.org/show_bug.cgi?id=107844#c10">Comment # 10</a> on <a class="bz_bug_link bz_status_NEEDINFO " title="NEEDINFO - assertion failure when running piglit over virgl" href="https://bugs.freedesktop.org/show_bug.cgi?id=107844">bug 107844</a> from <a class="email" href="mailto:marcandre.lureau@gmail.com" title="Marc-Andre Lureau <marcandre.lureau@gmail.com>"> Marc-Andre Lureau</a> <pre>I compiled mesa git on the host, reproduced the crash Host virgl, qemu, mesa, are git master version. Guest mesa is git master version. I run in f29 VM started as multi-user target, and run Xorg and mutter manually (Xorg -nolisten tcp -noreset :42 vt5 -auth /tmp/xauth). xorg 1.20.3-3.fc29 mutter-3.30.2-2.fc29 Thread 1 "qemu-system-x86" received signal SIGABRT, Aborted. __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:50 50 return ret; (gdb) bt #0 0x00007f162bd9e53f in __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:50 #1 0x00007f162bd88895 in __GI_abort () at abort.c:79 #2 0x00007f162bd88769 in __assert_fail_base (fmt=0x7f162beefe90 "%s%s%s:%u: %s%sAssertion `%s' failed.\n%n", assertion=0x7f1628c726e8 "!prog_data->dual_src_blend || key->nr_color_regions == 1", file=0x7f1628c72628 "../src/intel/compiler/brw_fs_visitor.cpp", line=449, function=<optimized out>) at assert.c:92 #3 0x00007f162bd969f6 in __GI___assert_fail (assertion=assertion@entry=0x7f1628c726e8 "!prog_data->dual_src_blend || key->nr_color_regions == 1", file=file@entry=0x7f1628c72628 "../src/intel/compiler/brw_fs_visitor.cpp", line=line@entry=449, function=function@entry=0x7f1628c72d60 <fs_visitor::emit_fb_writes()::__PRETTY_FUNCTION__> "void fs_visitor::emit_fb_writes()") at assert.c:101 #4 0x00007f1628a350b5 in fs_visitor::emit_fb_writes() (this=this@entry=0x7ffc349e4e00) at ../src/intel/compiler/brw_fs_visitor.cpp:449 #5 0x00007f16289f5c7c in fs_visitor::run_fs(bool, bool) (this=this@entry=0x7ffc349e4e00, allow_spilling=allow_spilling@entry=true, do_rep_send=do_rep_send@entry=false) at ../src/intel/compiler/brw_fs.cpp:7452 #6 0x00007f16289f6c35 in brw_compile_fs(brw_compiler const*, void*, void*, brw_wm_prog_key const*, brw_wm_prog_data*, nir_shader*, gl_program*, int, int, int, bool, bool, brw_vue_map*, char**) (compiler=<optimized out>, log_data=log_data@entry=0x56304045d9a0, mem_ctx=mem_ctx@entry=0x56304031da10, key=key@entry=0x7ffc349e6630, prog_data=prog_data@entry=0x7ffc349e6300, shader=<optimized out>, shader@entry=0x5630402379e0, prog=<optimized out>, shader_time_index8=<optimized out>, shader_time_index16=<optimized out>, shader_time_index32=<optimized out>, allow_spilling=<optimized out>, use_rep_send=<optimized out>, vue_map=<optimized out>, error_str=<optimized out>) at ../src/intel/compiler/brw_fs.cpp:7803 #7 0x00007f162850ca43 in brw_codegen_wm_prog (brw=brw@entry=0x56304045d9a0, fp=fp@entry=0x563040234880, key=key@entry=0x7ffc349e6630, vue_map=0x7ffc349e6550) at ../src/mesa/drivers/dri/i965/brw_wm.c:184 #8 0x00007f162850e9e2 in brw_fs_precompile (ctx=ctx@entry=0x56304045d9a0, prog=0x563040234880) at ../src/mesa/drivers/dri/i965/brw_wm.c:705 #9 0x00007f16284f8144 in brw_shader_precompile (sh_prog=0x563040314520, ctx=0x56304045d9a0) at ../src/mesa/drivers/dri/i965/brw_link.cpp:56 #10 0x00007f16284f8144 in brw_link_shader(gl_context*, gl_shader_program*) (ctx=0x56304045d9a0, shProg=0x563040314520) at ../src/mesa/drivers/dri/i965/brw_link.cpp:377 #11 0x00007f16286ff7f9 in _mesa_glsl_link_shader(gl_context*, gl_shader_program*) (ctx=ctx@entry=0x56304045d9a0, prog=prog@entry=0x563040314520) at ../src/mesa/program/ir_to_mesa.cpp:3170 #12 0x00007f16285c19d9 in link_program (no_error=<optimized out>, shProg=<optimized out>, ctx=<optimized out>) at ../src/mesa/main/shaderapi.c:1206 #13 0x00007f16285c19d9 in link_program_error (shProg=0x563040314520, ctx=0x56304045d9a0) at ../src/mesa/main/shaderapi.c:1286 #14 0x00007f16285c19d9 in link_program_error (ctx=0x56304045d9a0, shProg=0x563040314520) at ../src/mesa/main/shaderapi.c:1284 #15 0x00007f162e4a23e0 in add_shader_program () at /home/user/src/virgl/lib/libvirglrenderer.so.0 #16 0x00007f162e4aa8e9 in vrend_draw_vbo () at /home/user/src/virgl/lib/libvirglrenderer.so.0 #17 0x00007f162e4d5700 in vrend_decode_draw_vbo () at /home/user/src/virgl/lib/libvirglrenderer.so.0 #18 0x00007f162e4d83f0 in vrend_decode_block () at /home/user/src/virgl/lib/libvirglrenderer.so.0 #19 0x00007f162e49e704 in virgl_renderer_submit_cmd () at /home/user/src/virgl/lib/libvirglrenderer.so.0</pre> </div> <hr> You are receiving this mail because: <ul> <li>You are the assignee for the bug.</li> <li>You are the QA Contact for the bug.</li> </ul> </body> </html>