linux-kernel - Re: [PATCH] Revert "mm: fix MAX_FOLIO_ORDER on powerpc configs with hugetlb"

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Message-ID: <aTH8qCZinkL-4SDa@kernel.org>
Date: Thu, 4 Dec 2025 23:27:04 +0200
From: Mike Rapoport <rppt@...nel.org>
To: Shuah Khan <skhan@...uxfoundation.org>
Cc: akpm@...ux-foundation.org, david@...nel.org, maddy@...ux.ibm.com,
	mpe@...erman.id.au, npiggin@...il.com, christophe.leroy@...roup.eu,
	lorenzo.stoakes@...cle.com, Liam.Howlett@...cle.com, vbabka@...e.cz,
	surenb@...gle.com, mhocko@...e.com, masahiroy@...nel.org,
	linuxppc-dev@...ts.ozlabs.org, linux-kernel@...r.kernel.org,
	linux-mm@...ck.org
Subject: Re: [PATCH] Revert "mm: fix MAX_FOLIO_ORDER on powerpc configs with
 hugetlb"

Hi Shuah,

On Wed, Dec 03, 2025 at 07:33:56PM -0700, Shuah Khan wrote:
> This reverts commit 39231e8d6ba7f794b566fd91ebd88c0834a23b98.
> 
> Enabling HAVE_GIGANTIC_FOLIOS broke kernel build and git clone on two
> systems. 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.
> 
> The blow is is one of the git clone failures:
> 
> git clone git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git linux_6.19
> Cloning into 'linux_6.19'...
> remote: Enumerating objects: 11173575, done.
> remote: Counting objects: 100% (785/785), done.
> remote: Compressing objects: 100% (373/373), done.
> remote: Total 11173575 (delta 534), reused 505 (delta 411), pack-reused 11172790 (from 1)
> Receiving objects: 100% (11173575/11173575), 3.00 GiB | 7.08 MiB/s, done.
> Resolving deltas: 100% (9195212/9195212), done.
> fatal: did not receive expected object 0002003e951b5057c16de5a39140abcbf6e44e50
> fatal: fetch-pack: invalid index-pack output

Do you have the kernel log for the failing system? 

-- 
Sincerely yours,
Mike.