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Mon, 29 Dec 2025 16:40:07 +0000 (UTC) Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH net] net: stmmac: fix the crash issue for zero copy XDP_TX action From: patchwork-bot+netdevbpf@kernel.org Message-Id: <176702640604.3003866.8845654519033252561.git-patchwork-notify@kernel.org> Date: Mon, 29 Dec 2025 16:40:06 +0000 References: <20251204071332.1907111-1-wei.fang@nxp.com> In-Reply-To: <20251204071332.1907111-1-wei.fang@nxp.com> To: Wei Fang Cc: andrew+netdev@lunn.ch, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, mcoquelin.stm32@gmail.com, alexandre.torgue@foss.st.com, ast@kernel.org, daniel@iogearbox.net, hawk@kernel.org, john.fastabend@gmail.com, sdf@fomichev.me, rmk+kernel@armlinux.org.uk, 0x1207@gmail.com, hayashi.kunihiko@socionext.com, vladimir.oltean@nxp.com, boon.leong.ong@intel.com, imx@lists.linux.dev, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, bpf@vger.kernel.org X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20251229_084325_101997_94F8081D X-CRM114-Status: GOOD ( 10.33 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hello: This patch was applied to netdev/net.git (main) by Paolo Abeni : On Thu, 4 Dec 2025 15:13:32 +0800 you wrote: > There is a crash issue when running zero copy XDP_TX action, the crash > log is shown below. > > [ 216.122464] Unable to handle kernel paging request at virtual address fffeffff80000000 > [ 216.187524] Internal error: Oops: 0000000096000144 [#1] SMP > [ 216.301694] Call trace: > [ 216.304130] dcache_clean_poc+0x20/0x38 (P) > [ 216.308308] __dma_sync_single_for_device+0x1bc/0x1e0 > [ 216.313351] stmmac_xdp_xmit_xdpf+0x354/0x400 > [ 216.317701] __stmmac_xdp_run_prog+0x164/0x368 > [ 216.322139] stmmac_napi_poll_rxtx+0xba8/0xf00 > [ 216.326576] __napi_poll+0x40/0x218 > [ 216.408054] Kernel panic - not syncing: Oops: Fatal exception in interrupt > > [...] Here is the summary with links: - [net] net: stmmac: fix the crash issue for zero copy XDP_TX action https://git.kernel.org/netdev/net/c/a48e23221000 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html