linux-kernel - Re: arm32: panic in move_freepages (Was [PATCH v2 0/4] arm64: drop pfn_valid_within() and simplify pfn

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <YIj5zcbHBHt7CC8B@kernel.org>
Date:   Wed, 28 Apr 2021 08:59:41 +0300
From:   Mike Rapoport <rppt@...nel.org>
To:     Kefeng Wang <wangkefeng.wang@...wei.com>
Cc:     linux-arm-kernel@...ts.infradead.org,
        Andrew Morton <akpm@...ux-foundation.org>,
        Anshuman Khandual <anshuman.khandual@....com>,
        Ard Biesheuvel <ardb@...nel.org>,
        Catalin Marinas <catalin.marinas@....com>,
        David Hildenbrand <david@...hat.com>,
        Marc Zyngier <maz@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Mike Rapoport <rppt@...ux.ibm.com>,
        Will Deacon <will@...nel.org>, kvmarm@...ts.cs.columbia.edu,
        linux-kernel@...r.kernel.org, linux-mm@...ck.org
Subject: Re: arm32: panic in move_freepages (Was [PATCH v2 0/4] arm64: drop
 pfn_valid_within() and simplify pfn_valid())

On Tue, Apr 27, 2021 at 07:08:59PM +0800, Kefeng Wang wrote:
> 
> On 2021/4/27 14:23, Mike Rapoport wrote:
> > On Mon, Apr 26, 2021 at 11:26:38PM +0800, Kefeng Wang wrote:
> > > On 2021/4/26 13:20, Mike Rapoport wrote:
> > > > On Sun, Apr 25, 2021 at 03:51:56PM +0800, Kefeng Wang wrote:
> > > > > On 2021/4/25 15:19, Mike Rapoport wrote:
> > > > > 
> > > > >       On Fri, Apr 23, 2021 at 04:11:16PM +0800, Kefeng Wang wrote:
> > > > > 
> > > > >           I tested this patchset(plus arm32 change, like arm64 does)
> > > > >           based on lts 5.10，add some debug log, the useful info shows
> > > > >           below, if we enable HOLES_IN_ZONE, no panic, any idea,
> > > > >           thanks.
> > > > > 
> > > > >       Are there any changes on top of 5.10 except for pfn_valid() patch?
> > > > >       Do you see this panic on 5.10 without the changes?
> > > > > 
> > > > > Yes, there are some BSP support for arm board based on 5.10,
> > Is it possible to test 5.12?

Do you use SPARSMEM? If yes, what is your section size?
What is the value if CONFIG_FORCE_MAX_ZONEORDER in your configuration?

-- 
Sincerely yours,
Mike.