Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!yale!mintaka!bloom-beacon!news.mit.edu!jtkohl From: jtkohl@MIT.EDU (John T Kohl) Newsgroups: comp.sys.dec Subject: Re: Unaligned accesses on a DECstation 3100/Ultrix 4.0 Message-ID: Date: 28 Nov 90 14:41:47 GMT References: <11824@spool.cs.wisc.edu> Sender: daemon@athena.mit.edu (Mr Background) Organization: MIT Project Athena Lines: 16 In-Reply-To: elliott@veronica.cs.wisc.edu's message of 28 Nov 90 01:06:39 GMT In article <11824@spool.cs.wisc.edu> elliott@veronica.cs.wisc.edu (James Elliott) writes: < Rather than sending a SIGBUS, it prints < Fixed up unaligned data access for pid 5285 (adacs) at pc 0x41bc0c < Now, my problem is that I want to get >rid< of these unaligned < accesses, because I consider them bugs. Since it apparently won't generate SIGBUS (unless the kernel addressing fixup fails, in 3.1) , have you considered setting a breakpoint at the particular PC value(s) which generate these errors? -- John Kohl or Digital Equipment Corporation/Project Athena (The above opinions are MINE. Don't put my words in somebody else's mouth!)