linux-kernel - Re: linux-next: Tree for Nov 6

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Message-ID: <b47cc630-b27a-4d62-83c2-c81463b53bee@infradead.org>
Date: Thu, 6 Nov 2025 11:42:36 -0800
From: Randy Dunlap <rdunlap@...radead.org>
To: "Longia, Amandeep Kaur" <amandeepkaur.longia@....com>,
 Stephen Rothwell <sfr@...b.auug.org.au>,
 Linux Next Mailing List <linux-next@...r.kernel.org>,
 Jason Gunthorpe <jgg@...dia.com>
Cc: Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
 Vasant Hegde <vasant.hegde@....com>
Subject: Re: linux-next: Tree for Nov 6

[add Jason]


On 11/6/25 11:02 AM, Longia, Amandeep Kaur wrote:
> Hi all,
> 
> There is a build failure with the Linux kernel tag 'next-20251106'. The build process fails with the following errors:
> 
> ...
> In file included from drivers/iommu/generic_pt/fmt/../kunit_generic_pt.h:8,
>                  from drivers/iommu/generic_pt/fmt/iommu_template.h:46,
>                  from drivers/iommu/generic_pt/fmt/iommu_vtdss.c:10:
> drivers/iommu/generic_pt/fmt/../kunit_iommu.h:11:10: fatal error: ../../iommu-pages.h: No such file or directory
>    11 | #include <../../iommu-pages.h>
>       |          ^~~~~~~~~~~~~~~~~~~~~
> compilation terminated.
> In file included from drivers/iommu/generic_pt/fmt/../kunit_generic_pt.h:8,
>                  from drivers/iommu/generic_pt/fmt/iommu_template.h:46,
>                  from drivers/iommu/generic_pt/fmt/iommu_x86_64.c:11:
> drivers/iommu/generic_pt/fmt/../kunit_iommu.h:11:10: fatal error: ../../iommu-pages.h: No such file or directory
>    11 | #include <../../iommu-pages.h>
>       |          ^~~~~~~~~~~~~~~~~~~~~
> compilation terminated.
> In file included from drivers/iommu/generic_pt/fmt/../kunit_generic_pt.h:8,
>                  from drivers/iommu/generic_pt/fmt/iommu_template.h:46,
>                  from drivers/iommu/generic_pt/fmt/iommu_amdv1.c:15:
> drivers/iommu/generic_pt/fmt/../kunit_iommu.h:11:10: fatal error: ../../iommu-pages.h: No such file or directory
>    11 | #include <../../iommu-pages.h>
>       |          ^~~~~~~~~~~~~~~~~~~~~
> compilation terminated.
> make[5]: *** [drivers/iommu/generic_pt/fmt/Makefile:26: drivers/iommu/generic_pt/fmt/kunit_iommu_vtdss.o] Error 1
> make[5]: *** Waiting for unfinished jobs....
> make[5]: *** [drivers/iommu/generic_pt/fmt/Makefile:26: drivers/iommu/generic_pt/fmt/kunit_iommu_x86_64.o] Error 1
> make[5]: *** [drivers/iommu/generic_pt/fmt/Makefile:26: drivers/iommu/generic_pt/fmt/kunit_iommu_amdv1.o] Error 1
> make[4]: *** [scripts/Makefile.build:556: drivers/iommu/generic_pt/fmt] Error 2
> make[4]: *** Waiting for unfinished jobs....
> make[3]: *** [scripts/Makefile.build:556: drivers/iommu] Error 2
> make[3]: *** Waiting for unfinished jobs....
> make[2]: *** [scripts/Makefile.build:556: drivers] Error 2
> make[2]: *** Waiting for unfinished jobs....
> make[1]: *** [/home/amd/iommu_test/linux/Makefile:2035: .] Error 2
> make: *** [Makefile:248: __sub-make] Error 2
> Failed while building, exiting...
> 
> Currently, I am bisecting between kernel tags 'next-20251106' and 'next-20251105' to identify the culprit commit causing this issue.

Pretty sure that your beginning "good" should be Linux v6.18-rc4 and
not linux-next. "bad" should be next-20251106.


> Thanks & Regards,
> Amandeep Kaur
> 
> 
> On 11/6/2025 10:02 AM, Stephen Rothwell wrote:
>> Hi all,
>>
>> Changes since 20251105:
>>
>> The vfs-brauner tree lost its build failure, but gained another which
>> was resolved when I refetched the tree.
>>
>> The bpf-next tree gained a conflict against the bpf tree.
>>
>> The bluetooth tree gained a conflict against the net-next tree.
>>
>> The ftrace tree gained a build failure so I used the version from
>> next-20251105.
>>
>> The rcu tree gained a conflict against the ftrace tree.
>>
>> Non-merge commits (relative to Linus' tree): 6094
>>   7031 files changed, 271866 insertions(+), 90449 deletions(-)
>>
>> ----------------------------------------------------------------------------


-- 
~Randy