Re: [next] [arm64] kernel BUG at arch/arm64/mm/physaddr.c

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To: Mark Rutland <mark.rutland@xxxxxxx>, Naresh Kamboju <naresh.kamboju@xxxxxxxxxx>, Mike Rapoport <rppt@xxxxxxxxxxxxx>, Miles Chen <miles.chen@xxxxxxxxxxxx>, Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Subject: Re: [next] [arm64] kernel BUG at arch/arm64/mm/physaddr.c
From: Qian Cai <quic_qiancai@xxxxxxxxxxx>
Date: Tue, 15 Jun 2021 10:50:31 -0400
Cc: Linux-Next Mailing List <linux-next@xxxxxxxxxxxxxxx>, linux-mm <linux-mm@xxxxxxxxx>, Linux ARM <linux-arm-kernel@xxxxxxxxxxxxxxxxxxx>, open list <linux-kernel@xxxxxxxxxxxxxxx>, Will Deacon <will@xxxxxxxxxx>, <lkft-triage@xxxxxxxxxxxxxxxx>, <regressions@xxxxxxxxxxxxxxx>, Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx>, Arnd Bergmann <arnd@xxxxxxxx>, Ard Biesheuvel <ardb@xxxxxxxxxx>, Catalin Marinas <catalin.marinas@xxxxxxx>, Christophe Leroy <christophe.leroy@xxxxxxxxxx>
In-reply-to: <20210615131902.GB47121@C02TD0UTHF1T.local>
References: <CA+G9fYvvm2tW5QAe9hzPgs7sV8udsoufxs0Qu6N0ZjV0Z686vw@mail.gmail.com> <20210615124745.GA47121@C02TD0UTHF1T.local> <20210615131902.GB47121@C02TD0UTHF1T.local>
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On 6/15/2021 9:19 AM, Mark Rutland wrote:
> Looking some more, it looks like that's correct in isolation, but it
> clashes with commit:
> 
>   5831eedad2ac6f38 ("mm: replace CONFIG_NEED_MULTIPLE_NODES with CONFIG_NUMA")

Just a data point. Reverting the commit alone fixed the same crash for me.

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- [next] [arm64] kernel BUG at arch/arm64/mm/physaddr.c
  - From: Naresh Kamboju
- Re: [next] [arm64] kernel BUG at arch/arm64/mm/physaddr.c
  - From: Mark Rutland
- Re: [next] [arm64] kernel BUG at arch/arm64/mm/physaddr.c
  - From: Mark Rutland

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