Re: [LTP] fstatfs02 issue on mips64

[Jan Stancek <jstancek@redhat.com>]

----- Original Message -----
> From: "Ajoymon Joseph" <AJOY.JOSEPH@LNTTECHSERVICES.COM>
> To: ltp-list@lists.sourceforge.net
> Sent: Friday, 20 June, 2014 3:41:06 PM
> Subject: [LTP] fstatfs02 issue on mips64
> 
> 
> 
> Hi,
> 
> I am testing mips64 with LTP. The problem is with fstatfs02.c file. The test
> case was failing in my particular arch. For debugging purpose I write the
> same code and executed.
> 
> ret = fstatfs( -1,&buf );
> 
> printf("Retrun value =%d, errornumber %d EBADF is %d %s FD %d pointer %p
> \n",ret,errno, EBADF,strerror(errno),-1,&buf);
> 
> it was giving a output like
> 
> Retrun value =- 1 , errornumber 9 EBADF is 9 Bad file descriptor FD -1
> pointer 0x120011130
> 
> But when I executed LTP testcase with some debug print added
> 
> TEST(fstatfs(TC[i].fd, (TC[i]).sbuf));
> 
> if (TEST_RETURN != -1) {
> 
> tst_resm(TFAIL, "call succeeded unexpectedly return %d %s FD %d, pointer sbuf
> %p ",TEST_RETURN,strerror(errno),TC[i].fd, TC[i].sbuf);
> 
> I got a print like this
> 
> fstatfs02 1 TFAIL : call succeeded unexpectedly return 1690729072 Success FD
> -1, pointer sbuf 0x12001ba30
> 
> I feel like both are doing the same job… But when I am running it in LTP
> environment I am getting a return as 1690729072. I was not able to find any
> problem in TEST macro. Can anyone please help me out in debugging this.

What kernel/LTP release are you using?

You can try running good and bad case via strace. If parameters will be
correct and you still get strange numbers in strace output, it's likely a kernel bug.

Regards,
Jan

------------------------------------------------------------------------------
HPCC Systems Open Source Big Data Platform from LexisNexis Risk Solutions
Find What Matters Most in Your Big Data with HPCC Systems
Open Source. Fast. Scalable. Simple. Ideal for Dirty Data.
Leverages Graph Analysis for Fast Processing & Easy Data Exploration
http://p.sf.net/sfu/hpccsystems
_______________________________________________
Ltp-list mailing list
Ltp-list@lists.sourceforge.net
https://lists.sourceforge.net/lists/listinfo/ltp-list