Created attachment 118410 [details] gpu crash dump after i opened page with embedded youtube video and pressed play, gpu freezed. i'm using kernel-rt from ccrma (4.1.5-200.rt5.1.fc22.ccrma.x86_64+rt). i have also updated mesa from https://copr.fedoraproject.org/coprs/griever/mesa-git/ hw is lenovo w541, nvidia gpu using only for cuda computation (drivers from rpmfusion).
Created attachment 118411 [details] dmesg output
lspci -s 00:02.0 -vv 00:02.0 VGA compatible controller: Intel Corporation 4th Gen Core Processor Integrated Graphics Controller (rev 06) (prog-if 00 [VGA controller]) Subsystem: Lenovo Device 221e Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx+ Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx- Latency: 0 Interrupt: pin A routed to IRQ 30 Region 0: Memory at b3400000 (64-bit, non-prefetchable) [size=4M] Region 2: Memory at 80000000 (64-bit, prefetchable) [size=512M] Region 4: I/O ports at 5000 [size=64] Expansion ROM at <unassigned> [disabled] Capabilities: <access denied> Kernel driver in use: i915 Kernel modules: i915
What is your kernel commandline? The ringbuffer is frequently reloading PP_DIR_BASE, which is a sign of brokeness. ... i915.enable_ppgtt=2 That option is known to be broken on HSW at this time and should have tainted your kernel.... [ 1.259556] Setting dangerous option enable_ppgtt - tainting kernel
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