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a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1766991437; bh=3Xlk7G6bmd4X6/lYVrx7q/DEebj24CCDZyGomhzFc3Y=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=jjuNxnsuIaZoDMxK0gnNTqBRqhRzHQs3pO5xZLJlgwtYrJ0npzKBGxQiX1LiHLPn0 dUWQLA9mZXqVCnv11S0bVF8V6OjDaswaFLEhRFQcqmBqCklJo/EcCGPyooHL62DDN6 I1OjCMacDI4O59mVBVfje/lGFtKnzKnwLbdvUR+Y= Date: Mon, 29 Dec 2025 07:57:12 +0100 From: Greg KH To: Ban ZuoXiang Cc: aliceryhl@google.com, ojeda@kernel.org, alex.gaynor@gmail.com, linux-mm@kvack.org, rust-for-linux@vger.kernel.org, stable@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [BUG] soft lockup in kswapd0 caused by Rust binder Message-ID: <2025122947-award-effects-b765@gregkh> References: <20251228183129.17193-1-bbaa@bbaa.fun> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20251228183129.17193-1-bbaa@bbaa.fun> X-Rspam-User: X-Rspamd-Queue-Id: 70F5D40002 X-Rspamd-Server: rspam10 X-Stat-Signature: et16uti7iuosw6xeczyokxep7kwqbx47 X-HE-Tag: 1766991438-747466 X-HE-Meta: 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 Dhy56m87 Y6/KqO/vVlY769R/6zWWSwwBhc5cGoBxWqcUCGmducEOJXQwGSCcSfinl0s7PI9ARPL7KeX+LbVz4++ApU5Miri6TpSHM7sUYTf9I5MM66rxKahq3/yah4b7QoL4I8HY+/efajPL1p1b5FiDDzxamKB+YDVCe9VBLEnbT+ddTJKnly25C2RY7YGAH0hqwR/3SIpiIW0sDsnSP08lyImhg4RzbRF8epyJgGpmKd2Tuor08Kc4Tf8bxYfwM7jK5gMMNzhuC70rwVR0Vja0iHY2f51zmOh+qRPd76tbL1ikS3geh4TEYJsor6+qCq2acFlWYTsz+ywM/NFhj0P62DiTwFGU9e8mnPP4Hv3RrsznzUB/iaZJ3Clb0zCRLIGerIeNNhW+pPZAhSjxmyWE= 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: On Mon, Dec 29, 2025 at 02:31:24AM +0800, Ban ZuoXiang wrote: > It appears that there exists a patch addressing this issue: > 'rust: binder: stop spinning in shrinker' [4] > > I have tested this patch, and it appears to resolve the soft lockup > issue. > > Could this patch be picked up to fix the regression? It is in my queue to pick up, hopefully this week. thanks, greg k-h