[Tutor] segmentation fault
Rick Pasotto
rick at niof.net
Sun Jul 12 19:31:45 CEST 2009
On Sun, Jul 12, 2009 at 09:54:26AM -0700, Emile van Sebille wrote:
> On 7/12/2009 9:09 AM Rick Pasotto said...
>> I've got a script that I wrote several years ago and have been happily
>> using daily. Suddenly when I try to run it I get a segmentation fault.
>>
>> I'm running debian testing so probably some recent update caused the
>> breakage. How can I find out what's gone wrong?
>>
>
> If you're certain it's not otherwise environmental (out of space, bad
> memory or disk, packet flooding on network, etc), I'd try rolling back
> recent changes if that's convenient. Sometimes an strace on the process
> leads me in the right direction. If neither get you started, I'd try
> littering print statements through the code the track progress and try
> to narrow down where in the code it's happening. I've sometimes
> stumbled over a specific line causing the problem, and can eliminate the
> problem by refactoring. Be sure to report what you find upstream.
>
> There are probably other ways to isolate the problem depending on your
> focus. Maybe someone will point you in those directions.
>
> Of course, this is not entirely unexpected when you're running testing.
> It could resolve itself on its own.
I downgraded 2.5.2-1.1 to 2.5.2-1 and all is well.
I've sent a reportbug that includes the last several lines of an strace.
Thanks for pointing me in the right direction.
--
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Rick Pasotto rick at niof.net http://www.niof.net
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