17 lines
552 B
C
Executable file
17 lines
552 B
C
Executable file
/* Sticks a system call number (SYS_EXIT) at the very top of the
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stack, then invokes a system call with the stack pointer
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(%esp) set to its address. The process must be terminated
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with -1 exit code because the argument to the system call
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would be above the top of the user address space. */
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#include <syscall-nr.h>
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#include "tests/lib.h"
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#include "tests/main.h"
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void
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test_main (void)
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{
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asm volatile ("movl $0xbffffffc, %%esp; movl %0, (%%esp); int $0x30"
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: : "i" (SYS_EXIT));
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fail ("should have called exit(-1)");
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}
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