Re: ❌ FAIL: Test report for kernel 5.11.0-rc4 (arm-next)

[Will Deacon <will@kernel.org>]

On Fri, Jan 22, 2021 at 02:38:49PM -0500, Rachel Sibley wrote:
> On 1/22/21 9:57 AM, Rachel Sibley wrote:
> > On 1/22/21 6:49 AM, Will Deacon wrote:
> > > On Fri, Jan 22, 2021 at 04:46:27AM -0000, CKI Project wrote:
> > > > We ran automated tests on a recent commit from this kernel tree:
> > > > 
> > > >         Kernel repo: https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git
> > > >              Commit: 3c50969f0be2 - Merge branches
> > > > 'for-next/from-tip/irq/urgent', 'for-next/misc',
> > > > 'for-next/perf', 'for-next/random', 'for-next/rng',
> > > > 'for-next/selftests', 'for-next/stacktrace', 'for-next/topology'
> > > > and 'for-next/vdso' into for-next/core
> > > > 
> > > > The results of these automated tests are provided below.
> > > > 
> > > >      Overall result: FAILED (see details below)
> > > >               Merge: OK
> > > >             Compile: OK
> > > >               Tests: FAILED
> > > > 
> > > > All kernel binaries, config files, and logs are available for download here:
> > > > 
> > > >    https://arr-cki-prod-datawarehouse-public.s3.amazonaws.com/index.html?prefix=datawarehouse-public/2021/01/21/621932
> > > > 
> > > > One or more kernel tests failed:
> > > > 
> > > >      aarch64:
> > > >       ❌ LTP
> > > 
> > > Hmm, this seems to be as a result of this error:
> > > 
> > >       7    netns_breakns 1 TINFO: timeout per run is 0h 5m 0s
> > >       8    RTNETLINK answers: Operation not permitted
> > >       9    netns_breakns 1 TBROK: unable to create veth pair devices
> > >      10    Cannot find device "veth0"
> > > 
> > > (https://arr-cki-prod-datawarehouse-public.s3.amazonaws.com/datawarehouse-public/2021/01/21/621932/build_aarch64_redhat%3A1078955/tests/LTP/9444882_aarch64_1_containers.fail.log)
> > > 
> > > 
> > > which doesn't look immediately related to anything we've queued on the arm64
> > > side. CKI folks -- have you seen this failure anywhere else, and is it
> > > reproducible?
> > > 
> > 
> > The netns suite was recently rewritten upstream so most likely a result of an unstable test case, Li/Jan do you have more details ?
> > I'm attempting to reproduce it right now, will keep you you updated:
> 
> I was unable to reproduce this, so maybe a transient error ? I added this failure to have our bot triager monitor it,
> if it tags additional pipelines we can follow up and report and/or mask it going forward. Please feel free to ignore
> for now, thank you!

Cheers, Rachel. If it comes back _and_ we have patches which look
potentially relevant then I'll reply to see if you can help me with the
triage.

Thanks,

WIll

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