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 5F0F013A266 for ; Thu, 7 Mar 2024 20:51:13 +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=1709844675; cv=none; b=YYlRgnfPkXI5x61P5wo1hy4LE8u2U1uJO1UCw3Jr+LY3NgSB8knv9E+lqqO4lJz9Fr2v24gxx5NoiSBTG7x7eehMtf9B8Itai1zqKJ3UYpFIQvNurV9lRuLjYu1MRXSy91QaOdfb/I+x1JLfOoyoM/6zYwwXrC3/mkX5hDwgGCA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709844675; c=relaxed/simple; bh=IGHie16VWCVc7VJZoSlxlZA8C3GhSWjGyA97ROXBdZY=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=fv+j02RNtMuytoVJWs8Re4D8Ipw1XvcAu7mFtYiKeVZ9khc/qO5kHKQjkoFGWfmufNzD5ZS0YKFxyUoea5ouuEv+hobGZKt+HqrI0dEEui0aj5jMMFN3Wmfp7+E/BSqSlxQkXDG1FaOceAgwsnswP9t/hJs4gcxMY5XI5qr3POw= 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 427KowkS3904709; Fri, 8 Mar 2024 02:20:58 +0530 Received: (from sunil@localhost) by rtg-sunil-navi33.amd.com (8.15.2/8.15.2/Submit) id 427KowqA3904708; Fri, 8 Mar 2024 02:20:58 +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 v2 2/2] drm/amdgpu: add vm fault information to devcoredump Date: Fri, 8 Mar 2024 02:20:54 +0530 Message-Id: <20240307205054.3904657-3-sunil.khatri@amd.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240307205054.3904657-1-sunil.khatri@amd.com> References: <20240307205054.3904657-1-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..8794a3c21176 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