Created attachment 137360 [details] dmesg log I have attached dmesg output and foound some messageg in syslog before freezing: Feb 14 22:24:28 dmitry-Aspire-X3470 kernel: [ 73.308412] nouveau 0000:01:00.0: fifo: write fault at 0000240000 engine 00 [GR] client 0f [GPC0/PROP_0] reason 02 [PTE] on channel 2 [003fbf8000 Xorg[1036]] Feb 14 22:24:28 dmitry-Aspire-X3470 kernel: [ 73.308436] nouveau 0000:01:00.0: fifo: channel 2: killed Feb 14 22:24:28 dmitry-Aspire-X3470 kernel: [ 73.308440] nouveau 0000:01:00.0: fifo: runlist 0: scheduled for recovery Feb 14 22:24:28 dmitry-Aspire-X3470 kernel: [ 73.308446] nouveau 0000:01:00.0: fifo: engine 0: scheduled for recovery Feb 14 22:24:28 dmitry-Aspire-X3470 kernel: [ 73.308539] nouveau 0000:01:00.0: Xorg[1036]: channel 2 killed!
Created attachment 137361 [details] XOrg log
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