Re: [dpdk-dev] [dpdk-ci] RHEL7 failures

[Thinh Tran <thinhtr@linux.vnet.ibm.com>]

Hi Brandon,

Does the rebuild have the fix for RHEL 7? Please check.

I just checked the build status, it still hits the same failure on RHEL 7:

[1502/2903] Compiling C object 
drivers/net/ice/base/libice_base.a.p/ice_parser_rt.c.o
FAILED: drivers/net/ice/base/libice_base.a.p/ice_parser_rt.c.o
ccache cc -Idrivers/net/ice/base/libice_base.a.p -Idrivers/net/ice/base 
-I../drivers/net/ice/base -I. -I.. -Iconfig -I../config 
-Ilib/eal/include -I../lib/eal/include -Ilib/eal/linux/include 
-I../lib/eal/linux/include -Ilib/eal/x86/include 
-I../lib/eal/x86/include -Ilib/eal/common -I../lib/eal/common -Ilib/eal 
-I../lib/eal -Ilib/kvargs -I../lib/kvargs -Ilib/metrics -I../lib/metrics 
-Ilib/telemetry -I../lib/telemetry -pipe -D_FILE_OFFSET_BITS=64 -Wall 
-Winvalid-pch -Werror -O3 -include rte_config.h -Wextra -Wcast-qual 
-Wdeprecated -Wformat -Wformat-nonliteral -Wformat-security 
-Wmissing-declarations -Wmissing-prototypes -Wnested-externs 
-Wold-style-definition -Wpointer-arith -Wsign-compare 
-Wstrict-prototypes -Wundef -Wwrite-strings 
-Wno-missing-field-initializers -D_GNU_SOURCE -fPIC -march=native 
-DALLOW_EXPERIMENTAL_API -DALLOW_INTERNAL_API -Wno-unused-value 
-Wno-unused-but-set-variable -Wno-unused-variable -Wno-unused-parameter 
-MD -MQ drivers/net/ice/base/libice_base.a.p/ice_parser_rt.c.o -MF 
drivers/net/ice/base/libice_base.a.p/ice_parser_rt.c.o.d -o 
drivers/net/ice/base/libice_base.a.p/ice_parser_rt.c.o -c 
../drivers/net/ice/base/ice_parser_rt.c
../drivers/net/ice/base/ice_parser_rt.c: In function '_hv_bit_sel':
../drivers/net/ice/base/ice_parser_rt.c:201:2: error: dereferencing 
type-punned pointer will break strict-aliasing rules 
[-Werror=strict-aliasing]
   d64 = *(u64 *)&b[0];
   ^
../drivers/net/ice/base/ice_parser_rt.c: In function '_reg_bit_sel':
../drivers/net/ice/base/ice_parser_rt.c:458:2: error: dereferencing 
type-punned pointer will break strict-aliasing rules 
[-Werror=strict-aliasing]
   d32 = *(u32 *)&v[0];
   ^
cc1: all warnings being treated as errors

Thanks,
Thinh Tran

On 10/11/2021 12:17 PM, Brandon Lo wrote:
> Hi Thinh,
> 
> I have started a rerun of the patch
> https://patches.dpdk.org/patch/100042 (patchset
> https://lab.dpdk.org/results/dashboard/patchsets/19066/).
> You should see the new results reported over email soon.
> 
> Thanks,
> Brandon
> 
> 
> On Mon, Oct 11, 2021 at 12:39 PM Thinh Tran <thinhtr@linux.vnet.ibm.com> wrote:
>>
>> Hi Linconln,
>>
>> I have this patch set 100042  - build/ppc: enable build support for Power10
>> https://patches.dpdk.org/patch/100042
>>
>> Thanks,
>> Thinh Tran
>>
>>
>>
>> On 10/11/2021 9:42 AM, Lincoln Lavoie wrote:
>>> Hi Thinh, The CI won't automatically go back and retest failures after a
>>> patch was applied.  This is a corner case, where a bad change was merged
>>> and affected all patches downstream of that merge.  We can retrigger
>>> specific patches, just ZjQcmQRYFpfptBannerStart
>>> This Message Is From an External Sender
>>> This message came from outside your organization.
>>> ZjQcmQRYFpfptBannerEnd
>>> Hi Thinh,
>>>
>>> The CI won't automatically go back and retest failures after a patch was
>>> applied.  This is a corner case, where a bad change was merged and
>>> affected all patches downstream of that merge.  We can retrigger
>>> specific patches, just let us know the patch number or the URI of the
>>> patch(es).
>>>
>>> Cheers,
>>> Lincoln
>>>
>>> On Mon, Oct 11, 2021 at 10:39 AM Thinh Tran <thinhtr@linux.vnet.ibm.com
>>> <mailto:thinhtr@linux.vnet.ibm.com>> wrote:
>>>
>>>
>>>      Hi,
>>>      I'm wondering how or when the CI would re-pick up the patches those
>>>      were
>>>      failed due to this issue?
>>>
>>>      Regards,
>>>      Thinh Tran
>>>
>>>      On 10/6/2021 10:40 PM, Zhang, Qi Z wrote:
>>>       > Hi Ferruh, David and Aman:
>>>       >
>>>       >       Sorry for late response due to PRC holiday.
>>>       >       I have just tested the patch and there is no issue be
>>>      detected for functions
>>>       >       Thank you so much for the help!
>>>       >
>>>       > Regards
>>>       > Qi
>>>       >
>>>       >> -----Original Message-----
>>>       >> From: Yigit, Ferruh <ferruh.yigit@intel.com
>>>      <mailto:ferruh.yigit@intel.com>>
>>>       >> Sent: Wednesday, October 6, 2021 5:46 AM
>>>       >> To: Lincoln Lavoie <lylavoie@iol.unh.edu
>>>      <mailto:lylavoie@iol.unh.edu>>; dev <dev@dpdk.org
>>>      <mailto:dev@dpdk.org>>; Yang, Qiming
>>>       >> <qiming.yang@intel.com <mailto:qiming.yang@intel.com>>; Zhang,
>>>      Qi Z <qi.z.zhang@intel.com <mailto:qi.z.zhang@intel.com>>
>>>       >> Cc: ci@dpdk.org <mailto:ci@dpdk.org>; Aaron Conole
>>>      <aconole@redhat.com <mailto:aconole@redhat.com>>; dpdklab
>>>       >> <dpdklab@iol.unh.edu <mailto:dpdklab@iol.unh.edu>>; Singh, Aman
>>>      Deep <aman.deep.singh@intel.com <mailto:aman.deep.singh@intel.com>>;
>>>       >> David Marchand <david.marchand@redhat.com
>>>      <mailto:david.marchand@redhat.com>>
>>>       >> Subject: Re: [dpdk-dev] RHEL7 failures
>>>       >>
>>>       >> On 10/5/2021 8:09 PM, Lincoln Lavoie wrote:
>>>       >>> Hello Qiming and Qi,
>>>       >>>
>>>       >>> The CI is picking up failures when building on RHEL7, where
>>>      warnings
>>>       >>> are being treated as errors.  This looks like something has been
>>>       >>> merged into the mainline, as it's failing across all patches.
>>>       >>>
>>>       >>> Here is the specific failure:
>>>       >>>
>>>       >>> ./drivers/net/ice/base/ice_parser_rt.c: In function '_hv_bit_sel':
>>>       >>> ../drivers/net/ice/base/ice_parser_rt.c:201:2: error: dereferencing
>>>       >>> type-punned pointer will break strict-aliasing rules
>>>       >>> [-Werror=strict-aliasing]
>>>       >>>     d64 = *(u64 *)&b[0];
>>>       >>>     ^
>>>       >>> ../drivers/net/ice/base/ice_parser_rt.c: In function
>>>      '_reg_bit_sel':
>>>       >>> ../drivers/net/ice/base/ice_parser_rt.c:458:2: error: dereferencing
>>>       >>> type-punned pointer will break strict-aliasing rules
>>>       >>> [-Werror=strict-aliasing]
>>>       >>>     d32 = *(u32 *)&v[0];
>>>       >>>     ^
>>>       >>> cc1: all warnings being treated as errors
>>>       >>>
>>>       >>> You can download a full set of logs from here (for a failing run):
>>>       >>> https://lab.dpdk.org/results/dashboard/patchsets/19162/
>>>      <https://lab.dpdk.org/results/dashboard/patchsets/19162/>
>>>       >>>
>>>       >>
>>>       >> Issue was reported by David, Aman sent the fix [1] and it is
>>>      already merged by
>>>       >> David [2], it should be fixed now, can you please double check?
>>>       >>
>>>       >> [1]
>>>       >>
>>>      https://patches.dpdk.org/project/dpdk/patch/20211005115754.34117-1-aman
>>>      <https://patches.dpdk.org/project/dpdk/patch/20211005115754.34117-1-aman>
>>>       >> .deep.singh@intel.com/ <http://deep.singh@intel.com/>
>>>       >>
>>>       >> [2]
>>>       >>
>>>      https://git.dpdk.org/dpdk/commit/?id=16b809d144dc2df7f31695b5abc64a809
>>>      <https://git.dpdk.org/dpdk/commit/?id=16b809d144dc2df7f31695b5abc64a809>
>>>       >> 021b154
>>>
>>>
>>>
>>> --
>>> *Lincoln Lavoie*
>>> Principal Engineer, Broadband Technologies
>>> 21 Madbury Rd., Ste. 100, Durham, NH 03824
>>> lylavoie@iol.unh.edu <mailto:lylavoie@iol.unh.edu>
>>> https://www.iol.unh.edu <https://www.iol.unh.edu>
>>> +1-603-674-2755 (m)
>>> <https://www.iol.unh.edu>
> 
> 
>