Hello: This patch was applied to netdev/net.git (refs/heads/master): On Fri, 20 Aug 2021 21:26:22 +0800 you wrote: > In the case of taprio offload is not enabled, the error handling path > causes a kernel crash due to kernel NULL pointer deference. > > Fix this by adding check for NULL before attempt to access 'plat->est' > on the mutex_lock() call. > > The following kernel panic is observed without this patch: > > [...] Here is the summary with links: - [net] net: stmmac: fix kernel panic due to NULL pointer dereference of plat->est https://git.kernel.org/netdev/net/c/82a44ae113b7 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html