Subject: Re: bug#18892: few test failure with 'grep-2.20.72-d512'

From: Assaf Gordon <[email-masked]>
Date: Sun, 02 Nov 2014 13:07:57 -0500

Hello,

On 11/01/2014 10:39 PM, Paul Eggert wrote:
> Assaf Gordon wrote:

>> $ ../../../src/grep -r '^' ; echo $?
>> a:a
>> b:b
>> ../../../src/grep: c: Inappropriate file type or format
>> ../../../src/grep: d: Inappropriate file type or format
>> ../../../src/grep: e: Inappropriate file type or format
>> 2
>
> What system calls is this 'grep' executing?  What's the output of ktrace and kdump?

Attached is the ktrace+tdump output of running the command.

The error appears on line 217 (open() returns -1 for file "c"),
though similar errors stemming from 'fstat' for files a,b are ignored (lines 150,191).

- Assaf