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Crash case: Jump to invalid address (0x0), sparc32

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This commit is contained in:
practicalswift 2015-12-02 21:55:13 +01:00
parent 23aa6aa9a6
commit 31e32d1734
3 changed files with 29 additions and 0 deletions
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1
.gitignore vendored
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@ -116,6 +116,7 @@ invalid_write_in_cpu_tb_exec_x86_64
x86_16_segfault
mips_invalid_read_of_size_4_when_tracing
invalid_read_in_tb_flush_x86_64
sparc_jump_to_zero
#################

1
tests/regress/Makefile
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@ -21,6 +21,7 @@ TESTS += invalid_write_in_cpu_tb_exec_x86_64
TESTS += x86_16_segfault
TESTS += mips_invalid_read_of_size_4_when_tracing
TESTS += invalid_read_in_tb_flush_x86_64
TESTS += sparc_jump_to_zero
all: $(TESTS)

27
tests/regress/sparc_jump_to_zero.c Normal file
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@ -0,0 +1,27 @@
#include <unicorn/unicorn.h>
#define HARDWARE_ARCHITECTURE UC_ARCH_SPARC
#define HARDWARE_MODE UC_MODE_32
#define MEMORY_STARTING_ADDRESS 0x1000000
#define MEMORY_SIZE 2 * 1024 * 1024
#define MEMORY_PERMISSIONS UC_PROT_ALL
#define BINARY_CODE "\x02\xbc"
int main(int argc, char **argv, char **envp) {
uc_engine *uc;
if (uc_open(HARDWARE_ARCHITECTURE, HARDWARE_MODE, &uc)) {
printf("uc_open(…) failed\n");
return 1;
}
uc_mem_map(uc, MEMORY_STARTING_ADDRESS, MEMORY_SIZE, MEMORY_PERMISSIONS);
if (uc_mem_write(uc, MEMORY_STARTING_ADDRESS, BINARY_CODE, sizeof(BINARY_CODE) - 1)) {
printf("uc_mem_write(…) failed\n");
return 1;
}
printf("uc_emu_start(…)\n");
uc_emu_start(uc, MEMORY_STARTING_ADDRESS, MEMORY_STARTING_ADDRESS + sizeof(BINARY_CODE) - 1, 0, 20);
printf("done\n");
return 0;
}