kernel: kill proc with bogus ipc address
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				@ -487,6 +487,7 @@ void delivermsg(struct proc *rp)
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				rp->p_delivermsg_vir,
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				rp->p_name,
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				rp->p_endpoint);
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		cause_sig(rp->p_nr, SIGSEGV);
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		r = EFAULT;
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	}
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