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Wed, 03 Dec 2025 18:34:30 -0800 (PST) Message-ID: <5af4522e-30ab-4eec-a861-c2760cdabd4f@linuxfoundation.org> Date: Wed, 3 Dec 2025 19:34:29 -0700 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: Linux 6.18 amdgpu build error To: Linus Torvalds , akpm@linux-foundation.org, david@kernel.org Cc: Alexander Deucher , Linux Kernel Mailing List , amd-gfx@lists.freedesktop.org, dri-devel , Guenter Roeck , Linux Memory Management List , Shuah Khan References: <74032153-813a-4a40-8363-cce264f4d5ea@linuxfoundation.org> <1eb24816-530b-4470-8e58-ce7d8297996c@roeck-us.net> <0425d7b4-76e4-4057-83a5-a7b17a051c54@linuxfoundation.org> <9d520a1d-0b8d-4d30-b29f-230fc0f92b8a@linuxfoundation.org> <1f31b86d-283c-4878-92d0-ab90aed0c58d@roeck-us.net> Content-Language: en-US From: Shuah Khan In-Reply-To: <1f31b86d-283c-4878-92d0-ab90aed0c58d@roeck-us.net> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Rspamd-Queue-Id: 4B6E710000D X-Rspamd-Server: rspam02 X-Stat-Signature: xa58hz6i8i5srfpctiz7jjo4znczed8k X-Rspam-User: X-HE-Tag: 1764815672-12106 X-HE-Meta: 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 tDPcCnPr oB60Pe7k7bYHAtmerNHgLhxXGR7pQ4/2oiTirmEmM98LW7eXLEFCR7R326Q== X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On 12/3/25 18:06, Guenter Roeck wrote: > On 12/3/25 14:16, Shuah Khan wrote: >> >> CONFIG_RANDSTRUCT is disabled and so are the GCC_PLUGINS in my config. > > I guess that would have been too easy... > >> I am also seeing issues with cloning kernel.org repos on my system after >> a recent update: >> >> remote: Enumerating objects: 11177736, done. >> remote: Counting objects: 100% (1231/1231), done. >> remote: Compressing objects: 100% (624/624), done. >> remote: Total 11177736 (delta 855), reused 781 (delta 606), pack-reused 11176505 (from 1) >> Receiving objects: 100% (11177736/11177736), 3.01 GiB | 7.10 MiB/s, done. >> Resolving deltas: 100% (9198323/9198323), done. >> fatal: did not receive expected object 0002003e951b5057c16de5a39140abcbf6e44e50 >> fatal: fetch-pack: invalid index-pack output >> > Linus, Andrew, and David, Finally figured this out. I narrowed it to to be the HAVE_GIGANTIC_FOLIOS support that went into Linux 6.18-rc6 in this commit: From 39231e8d6ba7f794b566fd91ebd88c0834a23b98 Mon Sep 17 00:00:00 2001 From: "David Hildenbrand (Red Hat)" Date: Fri, 14 Nov 2025 22:49:20 +0100 Subject: [PATCH] mm: fix MAX_FOLIO_ORDER on powerpc configs with hugetlb This appears to be large change than the powerpc scope. It broke my workflow completely. I sent a revert so this doesn't cause problems for others. I can reproduce this problem om two systems - with this commit git fetch-pack fails when cloning large repos and make hangs or errors out of Makefile.build with Error: 139. These failures are random with git clone failing after fetching 1% of the objects, and make hangs while compiling random files These failures are random and confusing sending me down the path of looking at tool chain. Without this commit, I can clone and build kernels on the two systems I was seeing problems. thanks, -- Shuah