Bug 196711

Summary: crashes after a while may monitor sleep not work
Product: Drivers Reporter: lorenzo.delana
Component: Video(DRI - non Intel)Assignee: drivers_video-dri
Status: NEW ---    
Severity: blocking    
Priority: P1    
Hardware: All   
OS: Linux   
Kernel Version: 4.10.0-28-generic Subsystem:
Regression: No Bisected commit-id:
Attachments: tar archive with txt of dumps

Description lorenzo.delana 2017-08-19 19:05:14 UTC
Created attachment 258023 [details]
tar archive with txt of dumps

After a while, seems when monitor goes sleep, it hangs the system ( see attached oops message ).

kernel BUG at /build/linux-hwe-vH8Hlo/linux-hwe-4.10.0/drivers/gpu/drm/ttm/ttm_bo.c:206!

Kernel version:
Linux version 4.10.0-28-generic (buildd@lgw01-12) (gcc version 5.4.0 20160609 (Ubuntu 5.4.0-6ubuntu1~16.04.4) ) #32~16.04.2-Ubuntu SMP Thu Jul 20 10:19:48 UTC 2017

Attached tar archive with:
- kernel-bug.txt ( oops message )
- kernel-bug-cpuinfo.txt ( /proc/cpuinfo )
- kernel-bug-iomem.txt ( /proc/iomem )
- kernel-bug-ioports.txt ( /proc/ioports )
- kernel-bug-modules.txt ( /proc/modules )
- kernel-bug-packages.txt ( dpkg -l )
- kernel-bug-pci.txt ( lspci -vvv )