[Kernel-packages] [Bug 1698965] Re: BUG: unable to handle kernel NULL pointer dereference at 0000000000000018 - IP: gen8_ppgtt_alloc_page_directories.isra.38+0x115/0x250 [i915]

I've seen the very same bug again today, with Linux 4.10.0-32-generic #36-Ubuntu. This happened again when there were continuous writes to a large btrfs array with high CPU load (bitcoin-qt). The crash seems to be related to the GPU driver though. And even though X crashes/freezes, Apps keep

[Kernel-packages] [Bug 1698965] Re: BUG: unable to handle kernel NULL pointer dereference at 0000000000000018 - IP: gen8_ppgtt_alloc_page_directories.isra.38+0x115/0x250 [i915]

[Expired for linux (Ubuntu) because there has been no activity for 60 days.] ** Changed in: linux (Ubuntu) Status: Incomplete => Expired -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu.

[Kernel-packages] [Bug 1698965] Re: BUG: unable to handle kernel NULL pointer dereference at 0000000000000018 - IP: gen8_ppgtt_alloc_page_directories.isra.38+0x115/0x250 [i915]

Did this issue start happening after an update/upgrade? Was there a prior kernel version where you were not having this particular problem? Would it be possible for you to test the latest upstream kernel? Refer to https://wiki.ubuntu.com/KernelMainlineBuilds . Please test the latest v4.12