netdev - Re: [linux-next:master] [selftests] 59dd07db92: kernel-selftests.drivers/net.queues.py.fail

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Message-ID: <aDf89YA4rHGfOUvF@rli9-mobl>
Date: Thu, 29 May 2025 14:21:41 +0800
From: Philip Li <philip.li@...el.com>
To: Bui Quang Minh <minhquangbui99@...il.com>
CC: Jakub Kicinski <kuba@...nel.org>, kernel test robot
	<oliver.sang@...el.com>, <oe-lkp@...ts.linux.dev>, <lkp@...el.com>, "Michael
 S. Tsirkin" <mst@...hat.com>, <netdev@...r.kernel.org>
Subject: Re: [linux-next:master] [selftests] 59dd07db92:
 kernel-selftests.drivers/net.queues.py.fail

On Thu, May 29, 2025 at 11:49:17AM +0700, Bui Quang Minh wrote:
> On 5/29/25 11:27, Philip Li wrote:
> > On Thu, May 29, 2025 at 11:06:17AM +0700, Bui Quang Minh wrote:
> > > On 5/29/25 07:58, Jakub Kicinski wrote:
> > > > On Wed, 28 May 2025 15:43:17 +0700 Bui Quang Minh wrote:
> > > > > > If you fix the issue in a separate patch/commit (i.e. not just a new version of
> > > > > > the same patch/commit), kindly add following tags
> > > > > > | Reported-by: kernel test robot <oliver.sang@...el.com>
> > > > > > | Closes: https://lore.kernel.org/oe-lkp/202505281004.6c3d0188-lkp@intel.com
> > > > > > 
> > > > > > 
> > > > > > 
> > > > > > # timeout set to 300
> > > > > > # selftests: drivers/net: queues.py
> > > > > > # TAP version 13
> > > > > > # 1..4
> > > > > > # ok 1 queues.get_queues
> > > > > > # ok 2 queues.addremove_queues
> > > > > > # ok 3 queues.check_down
> > > > > > # # Exception| Traceback (most recent call last):
> > > > > > # # Exception|   File "/usr/src/perf_selftests-x86_64-rhel-9.4-kselftests-59dd07db92c166ca3947d2a1bf548d57b7f03316/tools/testing/selftests/net/lib/py/ksft.py", line 223, in ksft_run
> > > > > > # # Exception|     case(*args)
> > > > > > # # Exception|   File "/usr/src/perf_selftests-x86_64-rhel-9.4-kselftests-59dd07db92c166ca3947d2a1bf548d57b7f03316/tools/testing/selftests/drivers/net/./queues.py", line 33, in check_xsk
> > > > > > # # Exception|     raise KsftFailEx('unable to create AF_XDP socket')
> > > > > > # # Exception| net.lib.py.ksft.KsftFailEx: unable to create AF_XDP socket
> > > > > > # not ok 4 queues.check_xsk
> > > > > > # # Totals: pass:3 fail:1 xfail:0 xpass:0 skip:0 error:0
> > > > > > not ok 7 selftests: drivers/net: queues.py # exit=1
> > > > > > 
> > > > > > 
> > > > > > 
> > > > > > The kernel config and materials to reproduce are available at:
> > > > > > https://download.01.org/0day-ci/archive/20250528/202505281004.6c3d0188-lkp@intel.com
> > > > > Looking at the log file, it seems like the xdp_helper in net/lib is not
> > > > > compiled so calling this helper from the test fails. There is similar
> > > > > failures where xdp_dummy.bpf.o in net/lib is not compiled either.
> > > > > 
> > > > > Error opening object
> > > > > /usr/src/perf_selftests-x86_64-rhel-9.4-kselftests-59dd07db92c166ca3947d2a1bf548d57b7f03316/tools/testing/selftests/net/lib/xdp_dummy.bpf.o:
> > > > > No such file or directory
> > > > > 
> > > > > I'm still not sure what the root cause is. On my machine, these files
> > > > > are compiled correctly.
> > > > Same here. The get built and installed correctly for me.
> > > > Oliver Sang, how does LKP build the selftests? I've looked at the
> > > > artifacts and your repo for 10min, I can't find it.
> > > > The net/lib has a slightly special way of getting included, maybe
> > > > something goes wrong with that.
> > > I understand why now. Normally, this command is used to run test
> > > pwd: tools/testing/selftests
> > > make TARGETS="drivers/net" run_tests
> > > 
> > > The LKP instead runs this
> > > make quicktest=1 run_tests -C drivers/net
> > > 
> > > So the Makefile in tools/testing/selftests is not triggered and net/lib is
> > > not included either.
> > hi Jakub and Quang Minh, sorry for the false positive report. And thanks for
> > helping root cause the issue in LKP side. We will fix the bot asap to avoid
> > missing the required dependencies during the kselftest.
> 
> I've created a pull request, please help me to review it:
> https://github.com/intel/lkp-tests/pull/514.

Got it, I have merged the PR, thanks a lot

> 
> Thanks,
> Quang Minh.
> 
>