From mboxrd@z Thu Jan 1 00:00:00 1970 From: robin.murphy@arm.com (Robin Murphy) Date: Tue, 7 Jun 2016 13:06:00 +0100 Subject: HDLCD crashes with 6d910bfa809e Message-ID: <5756B8A8.8000902@arm.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Hi Daniel, Liviu, Having just inadvertently merged -next into my working branch, I find dev6d910bfa809e ("drm/hlcd: Use lockless gem BO free callback") adversely affecting my board's ability to boot ;) Since I (intentionally) don't have sufficient CMA to create a framebuffer, drm_gem_cma_create() fails, unconditionally calls the now-NULL drm->driver->gem_free_object() in its cleanup path, and fiery death ensues... Regards, Robin. From mboxrd@z Thu Jan 1 00:00:00 1970 From: Robin Murphy Subject: HDLCD crashes with 6d910bfa809e Date: Tue, 7 Jun 2016 13:06:00 +0100 Message-ID: <5756B8A8.8000902@arm.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: Received: from foss.arm.com (foss.arm.com [217.140.101.70]) by gabe.freedesktop.org (Postfix) with ESMTP id D8D7F6E3F9 for ; Tue, 7 Jun 2016 12:06:03 +0000 (UTC) List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: daniel.vetter@ffwll.ch, liviu.dudau@arm.com, dri-devel@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org List-Id: dri-devel@lists.freedesktop.org SGkgRGFuaWVsLCBMaXZpdSwKCkhhdmluZyBqdXN0IGluYWR2ZXJ0ZW50bHkgbWVyZ2VkIC1uZXh0 IGludG8gbXkgd29ya2luZyBicmFuY2gsIEkgZmluZCAKZGV2NmQ5MTBiZmE4MDllICgiZHJtL2hs Y2Q6IFVzZSBsb2NrbGVzcyBnZW0gQk8gZnJlZSBjYWxsYmFjayIpIAphZHZlcnNlbHkgYWZmZWN0 aW5nIG15IGJvYXJkJ3MgYWJpbGl0eSB0byBib290IDspCgpTaW5jZSBJIChpbnRlbnRpb25hbGx5 KSBkb24ndCBoYXZlIHN1ZmZpY2llbnQgQ01BIHRvIGNyZWF0ZSBhIApmcmFtZWJ1ZmZlciwgZHJt X2dlbV9jbWFfY3JlYXRlKCkgZmFpbHMsIHVuY29uZGl0aW9uYWxseSBjYWxscyB0aGUgCm5vdy1O VUxMIGRybS0+ZHJpdmVyLT5nZW1fZnJlZV9vYmplY3QoKSBpbiBpdHMgY2xlYW51cCBwYXRoLCBh bmQgZmllcnkgCmRlYXRoIGVuc3Vlcy4uLgoKUmVnYXJkcywKUm9iaW4uCl9fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCmRyaS1kZXZlbCBtYWlsaW5nIGxpc3QK ZHJpLWRldmVsQGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9w Lm9yZy9tYWlsbWFuL2xpc3RpbmZvL2RyaS1kZXZlbAo=