And here's even more info (from /var/log/kern.log): Nov 13 03:29:50 oleg-portable kernel: [51574.269108] [drm:i915_gem_do_execbuffer] *ERROR* Invalid object handle 0 at index 0 Nov 13 03:29:56 oleg-portable kernel: [51580.271866] BUG: unable to handle kernel NULL pointer dereference at 00000040 Nov 13 03:29:56 oleg-portable kernel: [51580.271894] IP: [<c02162aa>] kmem_cache_alloc_notrace+0x4a/0xb0 Nov 13 03:29:56 oleg-portable kernel: [51580.271924] *pdpt = 000000003315c001 *pde = 000000007f1be067 Nov 13 03:29:56 oleg-portable kernel: [51580.271936] Oops: 0000 [#1] SMP Nov 13 03:29:56 oleg-portable kernel: [51580.271945] last sysfs file: /sys/devices/pci0000:00/0000:00:1d.7/usb1/1-2/1-2.4/1-2.4.3/idVendor Nov 13 03:29:56 oleg-portable kernel: [51580.271957] Modules linked in: nls_utf8 vhba udf crc_itu_t isofs ipt_MASQUERADE xt_state ipt_REJECT xt_tcpudp iptable_filter nf_nat_h323 nf_conntrack_h323 nf_nat_pptpNov 13 12:45:06 oleg-portable k ernel: imklog 4.2.0, log source = /proc/kmsg started.
** Attachment added: "kern.log" https://bugs.edge.launchpad.net/ubuntu/+source/xserver-xorg-video-intel/+bug/643274/+attachment/1732051/+files/kern.log -- Random Xorg freeze on Acer eMachines eM350 (Intel GMA3150) https://bugs.launchpad.net/bugs/643274 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
