Re: [syzbot ci] Re: mm/pageblock: improve readability of some pageblock handling

[Wei Yang <richard.weiyang@gmail.com>]

On Wed, Aug 27, 2025 at 01:04:19AM -0700, syzbot ci wrote:
>syzbot ci has tested the following series
>
>[v2] mm/pageblock: improve readability of some pageblock handling
>https://lore.kernel.org/all/20250827021121.13645-1-richard.weiyang@gmail.com
>* [Patch v2 1/2] mm/page_alloc: use xxx_pageblock_isolate() for better reading
>* [Patch v2 2/2] mm/pageblock-flags: remove PB_migratetype_bits/PB_migrate_end
>
>and found the following issue:
>kernel build error
>
>Full report is available here:
>https://ci.syzbot.org/series/51db4b94-ae73-4ea0-8cf3-4ea5b7715cf1
>
>***
>
>kernel build error
>
>tree:      torvalds
>URL:       https://kernel.googlesource.com/pub/scm/linux/kernel/git/torvalds/linux
>base:      fab1beda7597fac1cecc01707d55eadb6bbe773c
>arch:      amd64
>compiler:  Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7
>config:    https://ci.syzbot.org/builds/49ee15fe-3add-4064-a3a9-1461fbba8c85/config
>
>mm/page_alloc.c:373:2: error: call to '__compiletime_assert_1636' declared with 'error' attribute: BUILD_BUG_ON failed: __MIGRATE_TYPE_END > MIGRATETYPE_MASK
>

Thanks, this is noticed by Zi Yan.

>***
>
>If these findings have caused you to resend the series or submit a
>separate fix, please add the following tag to your commit message:
>  Tested-by: syzbot@syzkaller.appspotmail.com
>
>---
>This report is generated by a bot. It may contain errors.
>syzbot ci engineers can be reached at syzkaller@googlegroups.com.

-- 
Wei Yang
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