From mboxrd@z Thu Jan 1 00:00:00 1970 From: bugzilla-daemon@freedesktop.org Subject: [Bug 43617] New: [bisected i965]oglc api-error(negative.glGetPixelMap) segfaults Date: Thu, 08 Dec 2011 07:47:53 +0000 Message-ID: Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from annarchy.freedesktop.org (annarchy.freedesktop.org [131.252.210.176]) by gabe.freedesktop.org (Postfix) with ESMTP id 9E7DC9E7FD for ; Wed, 7 Dec 2011 23:47:55 -0800 (PST) List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: dri-devel-bounces+sf-dri-devel=m.gmane.org@lists.freedesktop.org Errors-To: dri-devel-bounces+sf-dri-devel=m.gmane.org@lists.freedesktop.org To: dri-devel@lists.freedesktop.org List-Id: dri-devel@lists.freedesktop.org https://bugs.freedesktop.org/show_bug.cgi?id=43617 Bug #: 43617 Summary: [bisected i965]oglc api-error(negative.glGetPixelMap) segfaults Classification: Unclassified Product: DRI Version: unspecified Platform: All OS/Version: Linux (All) Status: NEW Severity: major Priority: high Component: libdrm AssignedTo: dri-devel@lists.freedesktop.org ReportedBy: xunx.fang@intel.com CC: chris@chris-wilson.co.uk System Environment: -------------------------- Arch: i386 Platform: huronriver Libdrm: (master)2.4.28-4-gdd9a5b4f7fb07c78db4e7481bedca1b981030e3f Mesa: (7.11)7a18f005ed311b4d57ad863a08392160aa0d7c83 Xserver: (server-1.11-branch)xorg-server-1.11.1 Xf86_video_intel: (master)2.17.0-52-g101942d41df7efaa6103e31e738775fafdb63159 Kernel: (drm-intel-fixes)5be93ad2ebb975df8ba01f6c76b541ff4e9929f4 Bug detailed description: ------------------------- It segfaults on ironlake and sandybridge. Bisect shows c549a777c1b6227a724942c64aa5cd181eb93c6c is the first bad commit. commit c549a777c1b6227a724942c64aa5cd181eb93c6c Author: Chris Wilson AuthorDate: Mon Dec 5 10:14:34 2011 +0000 Commit: Chris Wilson CommitDate: Mon Dec 5 10:25:53 2011 +0000 intel: Unmap buffers during drm_intel_gem_bo_unmap We cannot afford to cache the vma per open bo as this may exhaust the per-process limits. References: https://bugs.freedesktop.org/show_bug.cgi?id=43075 References: https://bugs.freedesktop.org/show_bug.cgi?id=40066 Signed-off-by: Chris Wilson (gdb) bt #0 0x00000037f7034085 in raise () from /lib64/libc.so.6 #1 0x00000037f7035a36 in abort () from /lib64/libc.so.6 #2 0x00000037f702c8c5 in __assert_fail () from /lib64/libc.so.6 #3 0x00007ffff69cc480 in drm_intel_gem_bo_map_gtt (bo=0x2631c00) at intel_bufmgr_gem.c:1168 #4 0x00007ffff6c3413d in intel_bufferobj_map (ctx=0x7ffff7fda010, target=, access=35001, obj=0x2631b40) at intel_buffer_objects.c:344 #5 0x00007ffff6cfada1 in _mesa_map_pbo_dest (ctx=, pack=, dest=0x0) at main/pbo.c:240 #6 0x00007ffff6cfc5c6 in _mesa_GetnPixelMapfvARB (map=3190, bufSize=2147483647, values=0x0) at main/pixel.c:360 #7 0x00000000009a5bac in conform::ApiError::Test_NegativeglGetPixelMap() () #8 0x000000000098ce5e in conform::ApiError::RunSubcase(conform::ApiError::SubcaseInfo const*) () #9 0x000000000098cfa6 in ApiErrorTestExec(testParameters*) () #10 0x0000000001090a29 in callFunctionHandleExceptionsInner(long (*)(testParameters*), testParameters*, char*) () #11 0x0000000001090b5f in callFunctionHandleExceptions(long (*)(testParameters*), testParameters*) () #12 0x000000000108f691 in DriverExec(long (*)(testParameters*), testParameters*) () #13 0x0000000001075367 in Driver(std::vector, std::allocator >, std::basic_string, std::allocator > >, std::allocator, std::allocator >, std::basic_string, std::allocator > > > > const&, std::vector > const&, std::vector, std::allocator > > const&, std::vector, std::allocator > > const&) () #14 0x0000000001075718 in (anonymous namespace)::MyMessagePump::idle() () #15 0x0000000001045220 in MessagePump::process_messages() () #16 0x000000000107623c in ExecutionManager::execute_schedules() () #17 0x0000000001000030 in tkShellExecute(std::vector, std::allocator >, std::basic_string, std::allocator > >, std::allocator, std::allocator >, std::basic_string, std::allocator > > > > const&, std::vector, std::allocator >, std::basic_string, std::allocator > >, std::allocator, std::allocator >, std::basic_string, std::allocator > > > > const&) () #18 0x0000000001008c1b in main () Reproduce steps: ---------------- 1. start X 2. ./oglconform -z -s -suite all -v 2 -D 122 -test api-error negative.glGetPixelMap -- Configure bugmail: https://bugs.freedesktop.org/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are the assignee for the bug.