From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from m43-15.mailgun.net ([69.72.43.15]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1knxC3-0000D5-Vy for ath11k@lists.infradead.org; Sat, 12 Dec 2020 05:11:46 +0000 From: Kalle Valo Subject: Re: ath11k/mhi backtraces on shutdown with linux-next References: Date: Sat, 12 Dec 2020 07:11:28 +0200 In-Reply-To: (Dmitry Baryshkov's message of "Sat, 12 Dec 2020 04:23:25 +0300") Message-ID: <878sa34ni7.fsf@codeaurora.org> MIME-Version: 1.0 List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "ath11k" Errors-To: ath11k-bounces+kvalo=adurom.com@lists.infradead.org To: Dmitry Baryshkov Cc: "open list:DRM DRIVER FOR MSM ADRENO GPU" , ath11k@lists.infradead.org, Manivannan Sadhasivam Dmitry Baryshkov writes: > Hello, > > I've noticed the following backtrace during shutdown stage when > rebooting RB5 board, > using linux-next/master: > > [ 31.060483] ath11k_pci 0000:01:00.0: shutdown > [ 31.067844] ------------[ cut here ]------------ > [ 31.073111] WARNING: CPU: 4 PID: 101 at > drivers/iommu/io-pgtable-arm.c:583 __arm_lpae_unmap+0x39c/0x550 Do you have CONFIG_DMA_API_DEBUG disabled? There is one commit fixing a DMA API debug warning but that should be in linux-next already: cd6181ff7e93 ath11k: dp_rx: fix monitor status dma unmap direction -- https://patchwork.kernel.org/project/linux-wireless/list/ https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches -- ath11k mailing list ath11k@lists.infradead.org http://lists.infradead.org/mailman/listinfo/ath11k