linux-kernel - Re: [mm] fa5331bae2: canonical

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Date:   Sat, 29 Jan 2022 21:08:54 -0800
From:   Michel Lespinasse <michel@...pinasse.org>
To:     kernel test robot <oliver.sang@...el.com>
Cc:     Michel Lespinasse <michel@...pinasse.org>,
        0day robot <lkp@...el.com>,
        LKML <linux-kernel@...r.kernel.org>, lkp@...ts.01.org,
        Linux-MM <linux-mm@...ck.org>,
        Andrew Morton <akpm@...ux-foundation.org>, kernel-team@...com,
        Laurent Dufour <ldufour@...ux.ibm.com>,
        Jerome Glisse <jglisse@...gle.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Michal Hocko <mhocko@...e.com>,
        Vlastimil Babka <vbabka@...e.cz>,
        Davidlohr Bueso <dave@...olabs.net>,
        Matthew Wilcox <willy@...radead.org>,
        Liam Howlett <liam.howlett@...cle.com>,
        Rik van Riel <riel@...riel.com>,
        Paul McKenney <paulmck@...nel.org>,
        Song Liu <songliubraving@...com>,
        Suren Baghdasaryan <surenb@...gle.com>,
        Minchan Kim <minchan@...gle.com>,
        Joel Fernandes <joelaf@...gle.com>,
        David Rientjes <rientjes@...gle.com>,
        Axel Rasmussen <axelrasmussen@...gle.com>,
        Andy Lutomirski <luto@...nel.org>
Subject: Re: [mm]  fa5331bae2: canonical_address#:#[##]

On Sun, Jan 30, 2022 at 10:54:49AM +0800, kernel test robot wrote:
> +------------------------------------------+------------+------------+
> |                                          | b19284b7ad | fa5331bae2 |
> +------------------------------------------+------------+------------+
> | canonical_address#:#[##]                 | 0          | 10         |
> | RIP:__handle_mm_fault                    | 0          | 10         |
> | Kernel_panic-not_syncing:Fatal_exception | 0          | 10         |
> +------------------------------------------+------------+------------+

Thanks. I think this might be the direct result of the uninitialized
vmf variable as previously reported in
https://lore.kernel.org/linux-mm/202201290445.uKuWeLmf-lkp@intel.com/