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Howlett" , Andrew Morton , maple-tree@lists.infradead.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, Suren Baghdasaryan , Matthew Wilcox , Sidhartha Kumar , Vlastimil Babka , Alice Ryhl , Kuninori Morimoto , Geert Uytterhoeven , Arnd Bergmann , Christian Kujau , Aishwarya.TCV@arm.com Subject: Re: [PATCH v2 22/29] maple_tree: Use maple copy node for mas_wr_rebalance() operation Message-ID: References: <20260121164526.2093265-1-Liam.Howlett@oracle.com> <20260121164526.2093265-23-Liam.Howlett@oracle.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="RtMgSRnls91TShOK" Content-Disposition: inline In-Reply-To: X-Cookie: I brake for chezlogs! X-Rspamd-Server: rspam10 X-Rspamd-Queue-Id: 7433D100012 X-Stat-Signature: fa47rjy1h9yansfz3a9a8enc5qujur4d X-Rspam-User: X-HE-Tag: 1769612179-423995 X-HE-Meta: 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 2ODwekKq U3cRgYlJRNS8dnIFhWQzopInkZdDImefulGfC+/uk+h04mDinLb3SeLI1Nc6T0NaRuOyzCDtQJNmHwYPHXQP/tV36IzRPQ99coZb/eu+NkRzx8lkCqk7cLxoAWXZC8sW/GbLgLyhNSLSRnkcaxY865Gbj/l7jCRdLVStNLF7a4oCh1yHRB8Yl6xogpe5ECyMruTzG36Jmwu7DnVjVkHtmpIPr3TkMfSC1SPYhCmJdU4/TrDheO05NEwz0k0pOiZlcEhagvNMZkwWq3kRtMQcykaO0HlVGzstMPCFzkdvePAhVYLYJGsv9Egwit21GvxrxFhNZTfZnXgmNaS7bJEDS6PaaaWrv/lfPzCQHvU5AyroVwL0O16/49+JgOlWQJaasAynd X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: --RtMgSRnls91TShOK Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Wed, Jan 28, 2026 at 09:36:51AM -0500, Liam R. Howlett wrote: > * Mark Brown [260128 05:53]: > > # first bad commit: [6ad069085c621d39fad4d1835af7e563975dcf7e] maple_tree: use maple copy node for mas_wr_rebalance() operation > Thanks for bisecting and the test name (linkat02 on arm64) from ltp, I > really appreciate the details on this. > I'm working on a fix. Please let me know if any other platforms or > tests showed errors and I'll try them here before it's re-added to > -next. I've not noticed anything else showing this, but I'm not running LTP on anything except arm64 and it wouldn't surprise me if the same test were to fail on other architectures. No other reports internally either. --RtMgSRnls91TShOK Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAABCgAdFiEEreZoqmdXGLWf4p/qJNaLcl1Uh9AFAml6I4wACgkQJNaLcl1U h9BKywf/dUXek6d1N5YEow5wU6aAKgEAKcAPTgXaIpgbuPdZYjiFB3SSLskc2vzi JMnckEB92rVDjexkTcmGw4lLZDVkLfoJ1gYGAaKSApz6503K4MFgDP/8injGSRF3 Bn7B4VbUTmwpfrogeeqMYSsJL8nXtGDXFranX9usiwL4cWbmNCJqtWCSxd+MunXr +R80j9jy8lzOV8cWFr03KmpUoBtQ4dr9S9pMrpuKwHkjtLMwRUMRzYwOTj+6YkMF WiWvLNbke8+ZJGaqJs80I1rnx9I4NIwikWXaEVatE8/I6UgsMQXvL+EbUaZniSeC M8igk1l51nG96wwdB0Rum/uiR6JtMA== =mHEz -----END PGP SIGNATURE----- --RtMgSRnls91TShOK--