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bh=q2/HBKoBXD27IsM9BwIx6UYtt4IZ81bwAZpNuwPW1mI=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=Eq4biyfZVG2QI1zTo6yR+B4/q9iceaRN8JW4pzEX1aWvzA9v0v93OX7XiXRPwHIch 7UnnHGIio06rN1J1vtBXb2atgLTMw8bmHBR5gKOjOOZ12vyB5QelI/0NH+RKPkfJQi cEyu9qHj1+CFd0zft2mv0CvFKXIbOYoJx+H6MNPk= Date: Sun, 29 Jan 2023 12:50:14 -0800 From: Andrew Morton To: Borislav Petkov Cc: Linux regressions mailing list , Mirsad Goran Todorovac , Vlastimil Babka , Alexander Potapenko , Marco Elver , Dmitry Vyukov , linux-mm , lkml , Zhaoyang Huang Subject: Re: Failure during Stack Depot allocating hash table of 1048576 entries with kvcalloc Message-Id: <20230129125014.fcd459335c9b8eae71067c1a@linux-foundation.org> In-Reply-To: References: <07e42002-e78d-7947-19a7-0dd035466f50@alu.unizg.hr> X-Mailer: Sylpheed 3.7.0 (GTK+ 2.24.33; x86_64-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Rspam-User: X-Rspamd-Server: rspam04 X-Rspamd-Queue-Id: 99F461A0008 X-Stat-Signature: 7rnmtciozbda69zcy5ui6qa56uotm9mm X-HE-Tag: 1675025418-618495 X-HE-Meta: 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 WqqAwQ7C mmv/Q8GkbOzo/YdSRhHrjThslljXVXSiwJSlIuhZ4J1XW6I/slioMFaN0x0UOXfBDpqfgX2rxBlXrVG7Fx42j584ez8jxpLwbtPJLxNzgLe2A3+LQX/xdN9uG02dUrwEbUzcGs8KaU7a+Nw3NbwCr6M06PnTqhnVIF2ktAqqGK2/+bRbWY4V1gDK30nxsccP+7JuopqIOMFGRQ9M9kDkl3A731r5xeo290oCcHZGNkhgIFGZZcjJ6XHQHOXnQAtjRDoagAe8bKrbJzPDofkel5UD7DuVHIClaTZnbuP52LfUu6zhPgzrT9ullg7/emNzYZfjcnbiIeHCcVOUj/6exBEi3AZEZGfXFFQpy7qFKu2GwVuRMItMP0rJwvTHlLJvGdJAc4vONbwydAvUOs0kb++P7ow== 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: On Sat, 28 Jan 2023 15:26:00 +0100 Borislav Petkov wrote: > On Sat, Jan 28, 2023 at 02:55:58PM +0100, Linux kernel regression tracking (Thorsten Leemhuis) wrote: > > On 28.01.23 12:03, Borislav Petkov wrote: > > > On Sat, Jan 28, 2023 at 03:41:50AM +0100, Mirsad Goran Todorovac wrote: > > >> This appears to be a duplicate of the report: > > >> https://lore.kernel.org/linux-mm/2c677d85-820c-d41a-fc98-7d3974b49e42@alu.unizg.hr/raw > > > > > > Yah, looks like > > > > > > 56a61617dd22 ("mm: use stack_depot for recording kmemleak's backtrace") > > > > > > needs to be reverted. > > > > Unless I'm missing something (which might easily be the case) there is a > > patch for that issue in -mm already: > > > > https://lore.kernel.org/all/20230119224022.80752C433F0@smtp.kernel.org/ > > > > Or where two different issues discussed in the thread Mirsad mentioned > > above? > > Probably the same issue. This one fixes the issue on my machine - thanks! > > Tested-by: Borislav Petkov (AMD) > OK, thanks, I didn't realize this issue was so serious. I reordered Zhaoyang Huang's series so that "mm: use stack_depot_early_init for kmemleak" comes ahead of "mm: move KMEMLEAK's Kconfig items from lib to mm" and I've staged "mm: use stack_depot_early_init for kmemleak" in the mm-hotfixes branch for upstream merging in this -rc cycle.