From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from rtg-sunil-navi33.amd.com (unknown [165.204.156.251]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id B069412FF60 for ; Thu, 7 Mar 2024 17:00:50 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=165.204.156.251 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709830852; cv=none; b=ryNTb/w+cb26WQ2+1y7eXm136kcA5r2WpA5y7Rt+idlqFQLZ739Opc3gGxTVU0R8c4FHai4EjI4hrW7M8DHJTfvggzEqkjqcllN8g88lfoJ3lZOtsDaDDIlp4myzuMkpATwXHf9udzZt0XZ7YjooDqNrdF+4w2W/jFcqWMeCZjw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709830852; c=relaxed/simple; bh=x81ybjupnyX+PAUmlHwHcC5WFsdaIVVpOu7gQj0Xl4w=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=rxFvu5bxzJe3Em32xSo32f5sby3HtUk/JwN83GJhIlG9Nr8CXyTFSA+dIS91YX9mx2hxaZEfimPUs2UQSpw6QPy+hUcDY1kZMZDNNgUmWVAKQSn9muPgLMo/524YRm58kdJlmuBSKbnGbGc8hk3pLqMd1KtK70JMU83fwsxcG0Y= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=fail (p=quarantine dis=none) header.from=amd.com; spf=none smtp.mailfrom=rtg-sunil-navi33.amd.com; arc=none smtp.client-ip=165.204.156.251 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=quarantine dis=none) header.from=amd.com Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=rtg-sunil-navi33.amd.com Received: from rtg-sunil-navi33.amd.com (localhost [127.0.0.1]) by rtg-sunil-navi33.amd.com (8.15.2/8.15.2/Debian-22ubuntu3) with ESMTP id 427H0bgb3857411; Thu, 7 Mar 2024 22:30:37 +0530 Received: (from sunil@localhost) by rtg-sunil-navi33.amd.com (8.15.2/8.15.2/Submit) id 427H0bGp3857410; Thu, 7 Mar 2024 22:30:37 +0530 From: Sunil Khatri To: Alex Deucher , =?UTF-8?q?Christian=20K=C3=B6nig?= , Shashank Sharma Cc: amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Mukul Joshi , Arunpravin Paneer Selvam , Sunil Khatri Subject: [PATCH 2/2] drm/amdgpu: add vm fault information to devcoredump Date: Thu, 7 Mar 2024 22:29:32 +0530 Message-Id: <20240307165932.3856952-3-sunil.khatri@amd.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240307165932.3856952-1-sunil.khatri@amd.com> References: <20240307165932.3856952-1-sunil.khatri@amd.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Add page fault information to the devcoredump. Output of devcoredump: **** AMDGPU Device Coredump **** version: 1 kernel: 6.7.0-amd-staging-drm-next module: amdgpu time: 29.725011811 process_name: soft_recovery_p PID: 1720 Ring timed out details IP Type: 0 Ring Name: gfx_0.0.0 [gfxhub] Page fault observed Faulty page starting at address 0x0000000000000000 Protection fault status register:0x301031 VRAM is lost due to GPU reset! Signed-off-by: Sunil Khatri --- drivers/gpu/drm/amd/amdgpu/amdgpu_reset.c | 14 +++++++++++++- 1 file changed, 13 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_reset.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_reset.c index 147100c27c2d..dd39e614d907 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_reset.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_reset.c @@ -203,8 +203,20 @@ amdgpu_devcoredump_read(char *buffer, loff_t offset, size_t count, coredump->ring->name); } + if (coredump->adev) { + struct amdgpu_vm_fault_info *fault_info = + &coredump->adev->vm_manager.fault_info; + + drm_printf(&p, "\n[%s] Page fault observed\n", + fault_info->vmhub ? "mmhub" : "gfxhub"); + drm_printf(&p, "Faulty page starting at address 0x%016llx\n", + fault_info->addr); + drm_printf(&p, "Protection fault status register:0x%x\n", + fault_info->status); + } + if (coredump->reset_vram_lost) - drm_printf(&p, "VRAM is lost due to GPU reset!\n"); + drm_printf(&p, "\nVRAM is lost due to GPU reset!\n"); if (coredump->adev->reset_info.num_regs) { drm_printf(&p, "AMDGPU register dumps:\nOffset: Value:\n"); -- 2.34.1