[2698:2698:0515/005926.244419:ERROR:gpu/command_buffer/service/gles2_cmd_decoder_passthrough.cc:646] [POC-GPU] EnsureClear entered: GL_RASTERIZER_DISCARD=disabled
[2698:2698:0515/005926.245171:ERROR:gpu/command_buffer/service/gles2_cmd_decoder_passthrough.cc:685] [POC-GPU] post-glClear pixel=[00 00 00 00] cleared=yes RASTERIZER_DISCARD=disabled
[2780:2780:0515/005926.245666:ERROR:third_party/blink/renderer/platform/graphics/gpu/drawing_buffer.cc:1030] [POC-RENDERER] Starting attack from renderer process
[2780:2780:0515/005926.245810:ERROR:third_party/blink/renderer/platform/graphics/gpu/drawing_buffer.cc:1052] [POC-RENDERER] Enabled GL_RASTERIZER_DISCARD on passthrough command buffer
[2780:2780:0515/005926.245838:ERROR:third_party/blink/renderer/platform/graphics/gpu/drawing_buffer.cc:1060] [POC-RENDERER] Issued CreateAndTexStorage2DSharedImageCHROMIUM tex=2
[2698:2698:0515/005926.246093:ERROR:gpu/command_buffer/service/gles2_cmd_decoder_passthrough.cc:646] [POC-GPU] EnsureClear entered: GL_RASTERIZER_DISCARD=disabled
[2698:2698:0515/005926.246371:ERROR:gpu/command_buffer/service/gles2_cmd_decoder_passthrough.cc:685] [POC-GPU] post-glClear pixel=[00 00 00 00] cleared=yes RASTERIZER_DISCARD=disabled
[2780:2780:0515/005926.246984:ERROR:third_party/blink/renderer/platform/graphics/gpu/drawing_buffer.cc:1092] [POC-RENDERER] FBO status=0x8cd5 nonzero_bytes=0/16384 first16=[00 00 00 00  00 00 00 00  00 00 00 00  00 00 00 00]
[2666:2666:0515/005926.251074:INFO:CONSOLE:16] "[poc] check chrome stderr for [POC-RENDERER] / [POC-GPU] lines", source: http://127.0.0.1:8080/poc.html (16)
[2698:2698:0515/005926.272183:ERROR:gpu/command_buffer/service/gles2_cmd_decoder_passthrough.cc:646] [POC-GPU] EnsureClear entered: GL_RASTERIZER_DISCARD=disabled
[2698:2698:0515/005926.348847:ERROR:gpu/command_buffer/service/gles2_cmd_decoder_passthrough.cc:685] [POC-GPU] post-glClear pixel=[00 00 00 00] cleared=yes RASTERIZER_DISCARD=disabled