Re: [lkp-robot] [net] 0148239373: ltp.test_1_to_1_sockopt.fail

Hi Xiaolong,

On Wed, Feb 15, 2017 at 9:46 AM, kernel test robot
[off-list ref] wrote:

FYI, we noticed the following commit:

commit: 0148239373801a9c0c63eefc481b710ae7ce2941 ("net: sock: Use double send/recv buff value to compare with max value")
url: https://github.com/0day-ci/linux/commits/fgao-ikuai8-com/net-sock-Use-double-send-recv-buff-value-to-compare-with-max-value/20170208-213745


in testcase: ltp
with following parameters:

        test: net.sctp

test-description: The LTP testsuite contains a collection of tools for testing the Linux kernel and related features.
test-url: http://linux-test-project.github.io/


on test machine: 88 threads Intel(R) Xeon(R) CPU E5-2699 v4 @ 2.20GHz with 128G memory

caused below changes (please refer to attached dmesg/kmsg for entire log/backtrace):



user  :notice: [   54.674772] tag=test_1_to_1_sockopt stime=1487093637

user  :notice: [   54.675078] cmdline="test_1_to_1_sockopt"

user  :notice: [   54.675194] contacts=""

user  :notice: [   54.675333] analysis=exit

user  :notice: [   54.675513] <<<test_output>>>

user  :notice: [   54.676497] test_1_to_1_sockopt.c    1  TPASS  :  setsockopt() with a bad socket descriptor - EBADF

user  :notice: [   54.677439] test_1_to_1_sockopt.c    2  TPASS  :  setsockopt() with an invalid socket - ENOTSOCK

user  :notice: [   54.678409] test_1_to_1_sockopt.c    3  TPASS  :  setsockopt() with an invalid level - ENOPROTOOPT

user  :notice: [   54.679378] test_1_to_1_sockopt.c    4  TPASS  :  setsockopt() with invalid option buffer - EFAULT

user  :notice: [   54.680375] test_1_to_1_sockopt.c    5  TPASS  :  setsockopt() with invalid option name - EOPNOTSUPP

user  :notice: [   54.681354] test_1_to_1_sockopt.c    6  TPASS  :  getsockopt() with a bad socket descriptor - EBADF

user  :notice: [   54.682297] test_1_to_1_sockopt.c    7  TPASS  :  getsockopt() with an invalid socket - ENOTSOCK

user  :notice: [   54.683265] test_1_to_1_sockopt.c    8  TPASS  :  getsockopt() with invalid option buffer - EFAULT

user  :notice: [   54.684267] test_1_to_1_sockopt.c    9  TPASS  :  getsockopt() with invalid option name - EOPNOTSUPP

user  :notice: [   54.685079] test_1_to_1_sockopt.c   10  TPASS  :  getsockopt() SCTP_INITMSG - SUCCESS

user  :notice: [   54.685885] test_1_to_1_sockopt.c   11  TPASS  :  setsockopt() SCTP_INITMSG - SUCCESS

user  :notice: [   54.686653] test_1_to_1_sockopt.c   12  TPASS  :  setsockopt() SO_LINGER - SUCCESS

user  :notice: [   54.687418] test_1_to_1_sockopt.c   13  TPASS  :  getsockopt() SO_LINGER - SUCCESS

user  :notice: [   54.688187] test_1_to_1_sockopt.c   14  TPASS  :  getsockopt() SO_RCVBUF - SUCCESS

user  :notice: [   54.688979] test_1_to_1_sockopt.c   15  TPASS  :  getsockopt() SCTP_STATUS - SUCCESS

user  :notice: [   54.689752] test_1_to_1_sockopt.c   16  TPASS  :  setsockopt() SO_RCVBUF - SUCCESS

user  :notice: [   54.691539] test_1_to_1_sockopt.c   17  TBROK  :  test_1_to_1_sockopt.c:341: Comparison failed:Set value and got value differs Set Value=4096 Get Value=8192

user  :notice: [   54.692520] test_1_to_1_sockopt.c   18  TBROK  :  test_1_to_1_sockopt.c:341: Remaining cases broken



To reproduce:

        git clone git://git.kernel.org/pub/scm/linux/kernel/git/wfg/lkp-tests.git
        cd lkp-tests
        bin/lkp install job.yaml  # job file is attached in this email
        bin/lkp run     job.yaml



Thanks,
Xiaolong

This commit is not accepted, thanks.
After discuss with Eric, I know it is too late to correct it.

Regards
Feng