CAI Qian wrote: > Hi, > > --- Elder Costa <[EMAIL PROTECTED]> wrote: > >> I have run the latest CVS version and noticed ptrace06 is not being >> compiled. Previous versions did compile but did not include it in the >> default test lists so it was not running. >> >> Anyway I am getting an error when I run it in two different systems with >> Ubuntu Feisty: >> >> ptrace06 16 FAIL : ptrace(PEEKUSER, ..., 0xc0, (nil)) returned 0 >> instead of -1 >> ptrace06 17 PASS : ptrace(PEEKUSER, ..., 0xc1, (nil)) failed as >> expected >> ptrace06 18 PASS : ptrace(PEEKUSER, ..., 0xc2, (nil)) failed as >> expected >> ptrace06 19 PASS : ptrace(PEEKUSER, ..., 0xc3, (nil)) failed as >> expected >> p >> >> >> I understand the test fails because ptrace was supposed to return -1 >> because the address supplied by the third argument is beyond pt_regs >> struct boundaries. I did a quick test with Fedora as well and it fails >> in the very same place. Is this the reason why this test has been >> suppressed? >> > > Please see my previous two emails regards this test, > > http://sourceforge.net/mailarchive/message.php?msg_name=333986.97998.qm%40web1108.biz.mail.sk1.yahoo.com > > and > > http://sourceforge.net/mailarchive/message.php?msg_name=494544.45920.qm%40web1104.biz.mail.sk1.yahoo.com > > Cai Qian >
Cai. The testcase was compiling fine in my system. Just that particular combination of parameters fails (with Ubuntu). It looks like a bug to me either in libc or in the kernel (no bounds check) but I cannot say for sure and I lack the time to digg deeper (though I am very curious). Regards. Elder. ------------------------------------------------------------------------- This SF.Net email is sponsored by the Moblin Your Move Developer's challenge Build the coolest Linux based applications with Moblin SDK & win great prizes Grand prize is a trip for two to an Open Source event anywhere in the world http://moblin-contest.org/redirect.php?banner_id=100&url=/ _______________________________________________ Ltp-list mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/ltp-list
