Date: Mon, 21 Dec 2009 10:06:34 -0500 From: John Baldwin <jhb@freebsd.org> To: "Steven Hartland" <killing@multiplay.co.uk> Cc: freebsd-hackers@freebsd.org, freebsd-stable@freebsd.org Subject: Re: Passenger hangs on live and SEGV on tests possible threading /kernel bug? Message-ID: <200912211006.34216.jhb@freebsd.org> In-Reply-To: <35611FAF2F4045E19AF1DD70C1286D84@multiplay.co.uk> References: <DD0B1DB4EEAE4FB49FFFE1FDF5E9D7E3@multiplay.co.uk> <200912181009.51798.jhb@freebsd.org> <35611FAF2F4045E19AF1DD70C1286D84@multiplay.co.uk>
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On Monday 21 December 2009 9:45:53 am Steven Hartland wrote: > ----- Original Message ----- > From: "John Baldwin" > >> I've uploaded a two more traces for the oxt test failure / segv. > >> http://code.google.com/p/phusion-passenger/issues/detail?id=441#c1 > >> > >> >From looking at the test case it testing the capture of failures and its ability > >> to create a stack trace output so that may give others some indication where > >> the issue may be? > >> > >> I will look to do the same on for the hang issue but that's on a live site so > >> will need to schedule some downtime before I can get those rebuilt and then > >> wait for it to hang again, which could be quite some time :( > > > > Hmmm, the only seg fault I see is happening down inside libgcc in the stack > > unwinding code and that is 3rd party code from gcc. > > Thanks for looking John, so you believe this may be an issue with the gcc code? > > What would be the next step on this, raise it on a gcc mail list or something? I'm not sure. :) That may be best. You could also try examining the registers and assembly to see if you can figure out more of what is going on when it dies. -- John Baldwin
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