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Howlett" , Vlastimil Babka , Jann Horn , Pedro Falcato , Brian Geffon , Minchan Kim , Kiryl Shutsemau , linux-mm@kvack.org, linux-kernel@vger.kernel.org, stable@vger.kernel.org Subject: Re: [PATCH 0/2] mm/mremap: fix two issues with MREMAP_DONTUNMAP Message-ID: References: <20260920-fix-dontunmap-partial-self-merge-v1-0-6ffb556f8f8b@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Rspam-User: X-Rspamd-Server: rspam04 X-Rspamd-Queue-Id: E9DC1160012 X-Stat-Signature: ix5yte8spq81k4fxp1p11x695a81jb4m X-HE-Tag: 1790784284-636107 X-HE-Meta: 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 gEaypIIr t9uX55pvgxJYoSPChFK6D+XnuYDfDGq7DEWvj7xi1oU2MNcfFKLfInQljMKm/aFPLaPwbgoKYS5JJXB4UWKsv6nwI0kNXWZQHTGc01GIY7plsFDdtFn2shAPNUXrMpl+GHJbObexImGJF8P1IXDXOijyTm4/+Mu9NodHvC/qXtpVQ+ZFqFCY1GJLctfkdz7SeHAdy6fWg8/bExeSZwzk5dXkrlTxr3UXuzN+HrE6to/kwHyi60+rzg+xSVdldqL+bzITM1JcvQjRcENkJ7sGrdA1o0rtgY9dAcRhWbCbdqYXums9HdvBa211/7VzOT/Uc86xU Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Wed, Sep 30, 2026 at 10:59:50AM -0500, Anirudh Srinivasan wrote: > On Sun, Sep 20, 2026 at 03:13:09PM +0100, Lorenzo Stoakes (ARM) wrote: > > Signed-off-by: Lorenzo Stoakes (ARM) > > --- > > Lorenzo Stoakes (ARM) (2): > > mm/mremap: fix locked_vm leak from MREMAP_DONTUNMAP self-merge > > mm/mremap: fix locked_vm leak by splitting VMA for MREMAP_DONTUNMAP > > Hello, > > Apologies for the double mail. I did not hit reply all first time. > > I am seeing some failures in the proc_maps_race kselftests after > this patch was added to linux-next. The failures are in > test_maps_tearing_from_remap and test_maps_tearing_from_resize. I have > attached some logs below Ack thanks for the report. I'll dig into this and get back to you! Instinctively I suspect the tests are making assumptions they shouldn't be, given this series has the MREMAP_DONTUNMAP case split in advance. -- Cheers, Lorenzo