Messages in this thread | | | Subject | Re: Bad rss-counter state from drm/ttm, drm/vmwgfx: Support huge TTM pagefaults | From | Thomas Hellström (VMware) <> | Date | Mon, 6 Apr 2020 22:25:49 +0200 |
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On 4/6/20 9:51 PM, Alex Xu (Hello71) wrote: > Using 314b658 with amdgpu, starting sway and firefox causes "BUG: Bad > rss-counter state" and "BUG: non-zero pgtables_bytes on freeing mm" to > start filling dmesg, and then closing programs causes more BUGs and > hangs, and then everything grinds to a halt (can't start more programs, > can't even reboot through systemd). > > Using master and reverting that branch up to that point fixes the > problem. > > I'm using a Ryzen 1600 and AMD Radeon RX 480 on an ASRock B450 Pro4 > board with IOMMU enabled.
Hmm. That sounds bad. Could you send a copy of your config?
Meanwhile, I'll prepare a small patch that disables the non-vmwgfx huge_fault() until we've figured out what's happening.
/Thomas
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