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597 lines
16 KiB
597 lines
16 KiB
/**************************************************************************
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*
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* Copyright (C) 2019 Collabora Ltd
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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**************************************************************************/
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/*
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This file contains tests that triggered bugs revealed by fuzzying
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Thanks Matthew Shao for reporting these.
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*/
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#include <stdint.h>
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#include <stddef.h>
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#include <sys/uio.h>
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#include <assert.h>
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#include <unistd.h>
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#include <stdlib.h>
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#include <string.h>
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#include "virgl_hw.h"
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#include "virgl_egl.h"
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#include "virglrenderer.h"
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#include "virgl_protocol.h"
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#include "os/os_misc.h"
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#include <epoxy/egl.h>
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struct fuzzer_cookie
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{
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int dummy;
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};
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static struct fuzzer_cookie cookie;
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static const uint32_t ctx_id = 1;
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static struct virgl_egl *test_egl;
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static void fuzzer_write_fence(UNUSED void *opaque, UNUSED uint32_t fence) {}
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static virgl_renderer_gl_context
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fuzzer_create_gl_context(UNUSED void *cookie, UNUSED int scanout_idx,
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struct virgl_renderer_gl_ctx_param *param)
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{
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struct virgl_gl_ctx_param vparams;
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vparams.shared = false;
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vparams.major_ver = param->major_ver;
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vparams.minor_ver = param->minor_ver;
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return virgl_egl_create_context(test_egl, &vparams);
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}
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static void fuzzer_destory_gl_context(UNUSED void *cookie, virgl_renderer_gl_context ctx)
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{
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virgl_egl_destroy_context(test_egl, ctx);
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}
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static int fuzzer_make_current(UNUSED void *cookie, UNUSED int scanout_idx,
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virgl_renderer_gl_context ctx)
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{
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return virgl_egl_make_context_current(test_egl, ctx);
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}
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static struct virgl_renderer_callbacks fuzzer_cbs = {
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.version = 1,
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.write_fence = fuzzer_write_fence,
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.create_gl_context = fuzzer_create_gl_context,
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.destroy_gl_context = fuzzer_destory_gl_context,
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.make_current = fuzzer_make_current,
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};
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static void initialize_environment()
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{
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setenv("LIBGL_ALWAYS_SOFTWARE", "true", 0);
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setenv("GALLIUM_DRIVER", "softpipe", 0);
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test_egl = virgl_egl_init(NULL, true, true);
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assert(test_egl);
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virgl_renderer_init(&cookie, VIRGL_RENDERER_USE_GLES|
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VIRGL_RENDERER_USE_SURFACELESS, &fuzzer_cbs);
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const char *name = "fuzzctx";
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virgl_renderer_context_create(ctx_id, (unsigned)strlen(name), name);
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}
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static void test_format_wrong_size()
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{
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struct virgl_renderer_resource_create_args args;
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args.handle = 10;
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args.target = 3;
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args.format = 10;
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args.bind = 10;
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args.width = 2;
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args.height = 0;
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args.depth = 0;
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args.array_size = 0;
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args.last_level = 0;
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args.nr_samples = 0;
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args.flags = 0;
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virgl_renderer_resource_create(&args, NULL, 0);
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virgl_renderer_ctx_attach_resource(ctx_id, args.handle);
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uint32_t cmd[VIRGL_CMD_BLIT_SIZE + 1];
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int i = 0;
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cmd[i++] = VIRGL_CMD_BLIT_SIZE << 16 | 0 << 8 | VIRGL_CCMD_BLIT;
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cmd[i++] = 0x8000001; // s0
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cmd[i++] = 0; // minxy
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cmd[i++] = 0; // maxxy
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cmd[i++] = 10; //dhandle
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cmd[i++] = 0; // dlevel
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cmd[i++] = 0x1000029; //dformat
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cmd[i++] = 0; //dx
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cmd[i++] = 0; // dy
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cmd[i++] = 0; // dz
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cmd[i++] = 0; //dw
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cmd[i++] = 0; // dh
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cmd[i++] = 0; // dd
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cmd[i++] = 10; //shandle
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cmd[i++] = 0; //slevel
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cmd[i++] = 0; //sformat
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cmd[i++] = 0; //sx
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cmd[i++] = 0; // sy
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cmd[i++] = 0; // sz
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cmd[i++] = 0; // sw
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cmd[i++] = 0; // sh
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cmd[i++] = 0; // sd
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virgl_renderer_submit_cmd((void *) cmd, ctx_id, VIRGL_CMD_BLIT_SIZE + 1);
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}
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/* Issue #141 */
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static void test_blit_info_format_check()
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{
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struct virgl_renderer_resource_create_args args;
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args.handle = 10;
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args.target = 3;
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args.format = 10;
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args.bind = 10;
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args.width = 2;
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args.height = 1;
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args.depth = 1;
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args.array_size = 0;
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args.last_level = 0;
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args.nr_samples = 0;
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args.flags = 0;
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virgl_renderer_resource_create(&args, NULL, 0);
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virgl_renderer_ctx_attach_resource(ctx_id, args.handle);
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uint32_t cmd[VIRGL_CMD_BLIT_SIZE + 1];
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int i = 0;
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cmd[i++] = VIRGL_CMD_BLIT_SIZE << 16 | 0 << 8 | VIRGL_CCMD_BLIT;
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cmd[i++] = 0x8000001; // s0
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cmd[i++] = 0; // minxy
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cmd[i++] = 0; // maxxy
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cmd[i++] = 10; //dhandle
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cmd[i++] = 0; // dlevel
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cmd[i++] = 0x1000029; //dformat
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cmd[i++] = 0; //dx
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cmd[i++] = 0; // dy
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cmd[i++] = 0; // dz
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cmd[i++] = 0; //dw
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cmd[i++] = 0; // dh
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cmd[i++] = 0; // dd
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cmd[i++] = 10; //shandle
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cmd[i++] = 0; //slevel
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cmd[i++] = 10; //sformat
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cmd[i++] = 0; //sx
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cmd[i++] = 0; // sy
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cmd[i++] = 0; // sz
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cmd[i++] = 0; // sw
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cmd[i++] = 0; // sh
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cmd[i++] = 0; // sd
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virgl_renderer_submit_cmd((void *) cmd, ctx_id, VIRGL_CMD_BLIT_SIZE + 1);
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}
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static void test_blit_info_format_check_null_format()
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{
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struct virgl_renderer_resource_create_args args;
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args.handle = 10;
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args.target = 3;
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args.format = 10;
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args.bind = 10;
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args.width = 2;
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args.height = 1;
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args.depth = 1;
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args.array_size = 0;
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args.last_level = 0;
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args.nr_samples = 0;
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args.flags = 0;
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virgl_renderer_resource_create(&args, NULL, 0);
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virgl_renderer_ctx_attach_resource(ctx_id, args.handle);
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uint32_t cmd[VIRGL_CMD_BLIT_SIZE + 1];
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int i = 0;
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cmd[i++] = VIRGL_CMD_BLIT_SIZE << 16 | 0 << 8 | VIRGL_CCMD_BLIT;
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cmd[i++] = 0x8000001; // s0
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cmd[i++] = 0; // minxy
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cmd[i++] = 0; // maxxy
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cmd[i++] = 10; //dhandle
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cmd[i++] = 0; // dlevel
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cmd[i++] = 1; //dformat
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cmd[i++] = 0; //dx
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cmd[i++] = 0; // dy
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cmd[i++] = 0; // dz
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cmd[i++] = 0; //dw
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cmd[i++] = 0; // dh
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cmd[i++] = 0; // dd
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cmd[i++] = 10; //shandle
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cmd[i++] = 0; //slevel
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cmd[i++] = 0; //sformat
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cmd[i++] = 0; //sx
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cmd[i++] = 0; // sy
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cmd[i++] = 0; // sz
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cmd[i++] = 0; // sw
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cmd[i++] = 0; // sh
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cmd[i++] = 0; // sd
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virgl_renderer_submit_cmd((void *) cmd, ctx_id, VIRGL_CMD_BLIT_SIZE + 1);
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}
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/* #142 */
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static void test_format_is_plain_nullptr_deref_trigger()
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{
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struct virgl_renderer_resource_create_args args;
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args.handle = 10;
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args.target = 0;
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args.format = 126;
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args.bind = 2;
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args.width = 10;
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args.height = 10;
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args.depth = 10;
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args.array_size = 0;
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args.last_level = 0;
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args.nr_samples = 0;
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args.flags = 0;
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virgl_renderer_resource_create(&args, NULL, 0);
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virgl_renderer_ctx_attach_resource(ctx_id, args.handle);
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uint32_t cmd[VIRGL_CMD_BLIT_SIZE + 1];
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int i = 0;
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cmd[i++] = VIRGL_CMD_BLIT_SIZE << 16 | 0 << 8 | VIRGL_CCMD_BLIT;
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cmd[i++] = 0; // s0
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cmd[i++] = 0; // minxy
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cmd[i++] = 0; // maxxy
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cmd[i++] = 10; //dhandle
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cmd[i++] = 0; // dlevel
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cmd[i++] = 445382656; //dformat
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cmd[i++] = 3; //dx
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cmd[i++] = 0; // dy
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cmd[i++] = 0; // dz
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cmd[i++] = 0; //dw
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cmd[i++] = 0; // dh
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cmd[i++] = 0; // dd
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cmd[i++] = 10; //shandle
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cmd[i++] = 0; //slevel
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cmd[i++] = 126; //sformat
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cmd[i++] = 0; //sx
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cmd[i++] = 0; // sy
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cmd[i++] = 0; // sz
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cmd[i++] = 0; // sw
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cmd[i++] = 3; // sh
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cmd[i++] = 0; // sd
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virgl_renderer_submit_cmd((void *) cmd, ctx_id, VIRGL_CMD_BLIT_SIZE + 1);
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}
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/* Issue #143 */
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static void test_format_util_format_is_rgb_nullptr_deref_trigger_illegal_resource()
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{
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struct virgl_renderer_resource_create_args args;
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args.handle = 8;
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args.target = 0;
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args.format = 109;
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args.bind = 8;
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args.width = 2;
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args.height = 0;
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args.depth = 0;
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args.array_size = 0;
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args.last_level = 0;
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args.nr_samples = 0;
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args.flags = 0;
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virgl_renderer_resource_create(&args, NULL, 0);
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virgl_renderer_ctx_attach_resource(ctx_id, args.handle);
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uint32_t cmd[VIRGL_OBJ_SAMPLER_VIEW_SIZE + 1];
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int i = 0;
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cmd[i++] = VIRGL_OBJ_SAMPLER_VIEW_SIZE << 16 | VIRGL_OBJECT_SAMPLER_VIEW << 8 | VIRGL_CCMD_CREATE_OBJECT;
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cmd[i++] = 35; // handle
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cmd[i++] = 8; // res_handle
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cmd[i++] = 3107; //format
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cmd[i++] = 0; //first element
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cmd[i++] = 0; // last element
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cmd[i++] = 0; //swizzle
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virgl_renderer_submit_cmd((void *) cmd, ctx_id, VIRGL_OBJ_SAMPLER_VIEW_SIZE + 1);
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}
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static void test_format_util_format_is_rgb_nullptr_deref_trigger()
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{
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struct virgl_renderer_resource_create_args args;
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args.handle = 8;
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args.target = 1;
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args.format = 109;
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args.bind = 8;
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args.width = 2;
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args.height = 2;
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args.depth = 0;
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args.array_size = 0;
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args.last_level = 0;
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args.nr_samples = 0;
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args.flags = 0;
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virgl_renderer_resource_create(&args, NULL, 0);
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virgl_renderer_ctx_attach_resource(ctx_id, args.handle);
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uint32_t cmd[VIRGL_OBJ_SAMPLER_VIEW_SIZE + 1];
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int i = 0;
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cmd[i++] = VIRGL_OBJ_SAMPLER_VIEW_SIZE << 16 | VIRGL_OBJECT_SAMPLER_VIEW << 8 | VIRGL_CCMD_CREATE_OBJECT;
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cmd[i++] = 35; // handle
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cmd[i++] = 8; // res_handle
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cmd[i++] = 3107; //format
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cmd[i++] = 0; //first element
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cmd[i++] = 0; // last element
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cmd[i++] = 0; //swizzle
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virgl_renderer_submit_cmd((void *) cmd, ctx_id, VIRGL_OBJ_SAMPLER_VIEW_SIZE + 1);
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}
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/* Test as reported in #139 */
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static void test_double_free_in_vrend_renderer_blit_int_trigger_invalid_formats()
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{
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struct virgl_renderer_resource_create_args args;
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args.handle = 1;
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args.target = 0;
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args.format = 262144;
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args.bind = 131072;
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args.width = 1;
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args.height = 1;
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args.depth = 1;
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args.array_size = 0;
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args.last_level = 0;
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args.nr_samples = 0;
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args.flags = 0;
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virgl_renderer_resource_create(&args, NULL, 0);
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virgl_renderer_ctx_attach_resource(ctx_id, args.handle);
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args.handle = 6;
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args.target = 4;
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args.format = 1;
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args.bind = 2;
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args.width = 2;
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args.height = 0;
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args.depth = 1;
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args.array_size = 6;
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args.last_level = 2;
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args.nr_samples = 0;
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args.flags = 0;
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virgl_renderer_resource_create(&args, NULL, 0);
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virgl_renderer_ctx_attach_resource(ctx_id, args.handle);
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args.handle = 1;
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args.target = 7;
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args.format = 237;
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args.bind = 1;
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args.width = 6;
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args.height = 0;
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args.depth = 1;
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args.array_size = 0;
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args.last_level = 0;
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args.nr_samples = 6;
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args.flags = 0;
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virgl_renderer_resource_create(&args, NULL, 0);
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virgl_renderer_ctx_attach_resource(ctx_id, args.handle);
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uint32_t cmd[VIRGL_CMD_BLIT_SIZE + 1];
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int i = 0;
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cmd[i++] = VIRGL_CMD_BLIT_SIZE << 16 | 0 << 8 | VIRGL_CCMD_BLIT;
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cmd[i++] = 17113104; // s0
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cmd[i++] = 1; // minxy
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cmd[i++] = 36; // maxxy
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cmd[i++] = 6; //dhandle
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cmd[i++] = 0; // dlevel
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cmd[i++] = 0; //dformat
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cmd[i++] = 0; //dx
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cmd[i++] = 0; // dy
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cmd[i++] = 0; // dz
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cmd[i++] = 6; //dw
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cmd[i++] = 0; // dh
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cmd[i++] = 0; // dd
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cmd[i++] = 1; //shandle
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cmd[i++] = 0; //slevel
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cmd[i++] = 0; //sformat
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cmd[i++] = 0; //sx
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cmd[i++] = 0; // sy
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cmd[i++] = 268435456; // sz
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cmd[i++] = 0; // sw
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cmd[i++] = 0; // sh
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cmd[i++] = 0; // sd
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virgl_renderer_submit_cmd((void *) cmd, ctx_id, VIRGL_CMD_BLIT_SIZE + 1);
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}
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static void test_double_free_in_vrend_renderer_blit_int_trigger()
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{
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struct virgl_renderer_resource_create_args args;
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args.handle = 1;
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args.target = 2;
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args.format = VIRGL_FORMAT_Z32_UNORM;
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args.bind = VIRGL_BIND_SAMPLER_VIEW;
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args.width = 2;
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args.height = 2;
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args.depth = 1;
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args.array_size = 0;
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args.last_level = 0;
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args.nr_samples = 1;
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args.flags = 0;
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virgl_renderer_resource_create(&args, NULL, 0);
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virgl_renderer_ctx_attach_resource(ctx_id, args.handle);
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args.handle = 6;
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args.target = 2;
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args.format = VIRGL_FORMAT_Z32_UNORM;
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args.bind = VIRGL_BIND_SAMPLER_VIEW;
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args.width = 2;
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args.height = 2;
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args.depth = 1;
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args.array_size = 0;
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args.last_level = 0;
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args.nr_samples = 0;
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args.flags = 0;
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virgl_renderer_resource_create(&args, NULL, 0);
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virgl_renderer_ctx_attach_resource(ctx_id, args.handle);
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args.handle = 1;
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args.target = 7;
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args.format = VIRGL_FORMAT_Z32_UNORM;
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args.bind = 1;
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args.width = 6;
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args.height = 1;
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args.depth = 1;
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args.array_size = 2;
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args.last_level = 0;
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args.nr_samples = 0;
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args.flags = 0;
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virgl_renderer_resource_create(&args, NULL, 0);
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virgl_renderer_ctx_attach_resource(ctx_id, args.handle);
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uint32_t cmd[VIRGL_CMD_BLIT_SIZE + 1];
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int i = 0;
|
|
cmd[i++] = VIRGL_CMD_BLIT_SIZE << 16 | 0 << 8 | VIRGL_CCMD_BLIT;
|
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cmd[i++] = 0x30 ; // s0
|
|
cmd[i++] = 1; // minxy
|
|
cmd[i++] = 36; // maxxy
|
|
cmd[i++] = 6; //dhandle
|
|
cmd[i++] = 0; // dlevel
|
|
cmd[i++] = VIRGL_FORMAT_Z32_UNORM; //dformat
|
|
cmd[i++] = 0; //dx
|
|
cmd[i++] = 0; // dy
|
|
cmd[i++] = 0; // dz
|
|
cmd[i++] = 6; //dw
|
|
cmd[i++] = 1; // dh
|
|
cmd[i++] = 1; // dd
|
|
cmd[i++] = 1; //shandle
|
|
cmd[i++] = 0; //slevel
|
|
cmd[i++] = VIRGL_FORMAT_Z32_UNORM; //sformat
|
|
cmd[i++] = 0; //sx
|
|
cmd[i++] = 0; // sy
|
|
cmd[i++] = 0; // sz
|
|
cmd[i++] = 1; // sw
|
|
cmd[i++] = 2; // sh
|
|
cmd[i++] = 1; // sd
|
|
|
|
virgl_renderer_submit_cmd((void *) cmd, ctx_id, VIRGL_CMD_BLIT_SIZE + 1);
|
|
}
|
|
|
|
|
|
static void test_format_is_has_alpha_nullptr_deref_trigger_original()
|
|
{
|
|
struct virgl_renderer_resource_create_args args;
|
|
args.handle = 8;
|
|
args.target = 0;
|
|
args.format = 10;
|
|
args.bind = 8;
|
|
args.width = 0;
|
|
args.height = 45;
|
|
args.depth = 35;
|
|
args.array_size = 0;
|
|
args.last_level = 0;
|
|
args.nr_samples = 0;
|
|
args.flags = 0;
|
|
virgl_renderer_resource_create(&args, NULL, 0);
|
|
virgl_renderer_ctx_attach_resource(ctx_id, args.handle);
|
|
|
|
uint32_t cmd[VIRGL_OBJ_SAMPLER_VIEW_SIZE + 1];
|
|
|
|
int i = 0;
|
|
cmd[i++] = VIRGL_OBJ_SAMPLER_VIEW_SIZE << 16 | VIRGL_OBJECT_SAMPLER_VIEW << 8 | VIRGL_CCMD_CREATE_OBJECT;
|
|
cmd[i++] = 35; //handle
|
|
cmd[i++] = 8; // res_handle
|
|
cmd[i++] = 524288; //format
|
|
cmd[i++] = 0; //first_ele
|
|
cmd[i++] = 0; //last_ele
|
|
cmd[i++] = 10; //swizzle
|
|
|
|
virgl_renderer_submit_cmd((void *) cmd, ctx_id, VIRGL_OBJ_SAMPLER_VIEW_SIZE + 1);
|
|
}
|
|
|
|
|
|
static void test_format_is_has_alpha_nullptr_deref_trigger_legal_resource()
|
|
{
|
|
struct virgl_renderer_resource_create_args args;
|
|
args.handle = 8;
|
|
args.target = 2;
|
|
args.format = 10;
|
|
args.bind = 8;
|
|
args.width = 10;
|
|
args.height = 45;
|
|
args.depth = 1;
|
|
args.array_size = 0;
|
|
args.last_level = 0;
|
|
args.nr_samples = 0;
|
|
args.flags = 0;
|
|
virgl_renderer_resource_create(&args, NULL, 0);
|
|
virgl_renderer_ctx_attach_resource(ctx_id, args.handle);
|
|
|
|
uint32_t cmd[VIRGL_OBJ_SAMPLER_VIEW_SIZE + 1];
|
|
|
|
int i = 0;
|
|
cmd[i++] = VIRGL_OBJ_SAMPLER_VIEW_SIZE << 16 | VIRGL_OBJECT_SAMPLER_VIEW << 8 | VIRGL_CCMD_CREATE_OBJECT;
|
|
cmd[i++] = 35; //handle
|
|
cmd[i++] = 8; // res_handle
|
|
cmd[i++] = 524288; //format
|
|
cmd[i++] = 0; //first_ele
|
|
cmd[i++] = 0; //last_ele
|
|
cmd[i++] = 10; //swizzle
|
|
|
|
virgl_renderer_submit_cmd((void *) cmd, ctx_id, VIRGL_OBJ_SAMPLER_VIEW_SIZE + 1);
|
|
}
|
|
|
|
int main()
|
|
{
|
|
initialize_environment();
|
|
|
|
test_format_wrong_size();
|
|
test_blit_info_format_check();
|
|
test_blit_info_format_check_null_format();
|
|
test_format_is_plain_nullptr_deref_trigger();
|
|
test_format_util_format_is_rgb_nullptr_deref_trigger_illegal_resource();
|
|
test_format_util_format_is_rgb_nullptr_deref_trigger();
|
|
test_double_free_in_vrend_renderer_blit_int_trigger_invalid_formats();
|
|
test_double_free_in_vrend_renderer_blit_int_trigger();
|
|
test_format_is_has_alpha_nullptr_deref_trigger_original();
|
|
test_format_is_has_alpha_nullptr_deref_trigger_legal_resource();
|
|
|
|
virgl_renderer_context_destroy(ctx_id);
|
|
virgl_renderer_cleanup(&cookie);
|
|
virgl_egl_destroy(test_egl);
|
|
|
|
return 0;
|
|
}
|
|
|