Date: Thu, 24 Jan 2002 14:36:58 -0500 (EST) From: Andrew Gallatin <gallatin@cs.duke.edu> To: Volker Stolz <stolz@hyperion.informatik.rwth-aachen.de> Cc: freebsd-alpha@freebsd.org Subject: Re: alpha/34232: rpc.statd throws alignment errors Message-ID: <15440.25178.498060.252753@grasshopper.cs.duke.edu> In-Reply-To: <20020124201845.A12480@i2.informatik.rwth-aachen.de> References: <202201241710.20OHA8r00644@varphi.ikea.net> <15440.21386.540347.636057@grasshopper.cs.duke.edu> <20020124201845.A12480@i2.informatik.rwth-aachen.de>
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Volker Stolz writes: > On Thu, Jan 24, 2002 at 01:33:46PM -0500, Andrew Gallatin wrote: > > Can you build it with symbols, cause a coredump (uac -s or sysctl > > machdep.unaligned_sigbus=1), and show us a backtrace? > (gdb) s > 73 (void)pmap_unset(SM_PROG, SM_VERS); > (gdb) > pid 773 (rpc.statd): unaligned access: va=0x11ffb53c pc=0x1600bdf24 ra=0x1600bdf54 op=ldt You're doing it wrong. You want to cause the unaligned access to crash the program. Then you get the stack trace from the coredump. All I can tell from this information is that its happening in some library (0x1600bdf24 is where libs are mapped). Drew To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-alpha" in the body of the message
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