This bug is missing log files that will aid in diagnosing the problem.
While running an Ubuntu kernel (not a mainline or third-party kernel)
please enter the following command in a terminal window:
apport-collect 1888116
and then change the status of the bug to 'Confirmed'.
If, due to the nature of the issue you have encountered, you are unable
to run this command, please add a comment stating that fact and change
the bug status to 'Confirmed'.
This change has been made by an automated script, maintained by the
Ubuntu Kernel Team.
** Changed in: linux (Ubuntu)
Status: New => Incomplete
** Tags added: focal
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https://bugs.launchpad.net/bugs/1888116
Title:
kernel 5.4.0-42-generic looping amdgpu errors
Status in linux package in Ubuntu:
Incomplete
Bug description:
After updating to package "linux-image-5.4.0-42-generic" (5.4.0.42.45)
several hundred system-log similar entires per minute are thrown at
log:
kernel amdgpu 0000:09:00.0: amdgpu: [mmhub] page fault (src_id:0
ring:169 vmid:0 pasid:0, for process pid 0 thread pid 0)
kernel amdgpu 0000:09:00.0: amdgpu: in page starting at address
0x00000000fffba000 from client 18
kernel amdgpu 0000:09:00.0: amdgpu:
GCVM_L2_PROTECTION_FAULT_STATUS:0x00041F52
kernel amdgpu 0000:09:00.0: amdgpu: Faulty UTCL2 client ID: 0xf
kernel amdgpu 0000:09:00.0: amdgpu: MORE_FAULTS: 0x0
kernel amdgpu 0000:09:00.0: amdgpu: WALKER_ERROR: 0x1
kernel amdgpu 0000:09:00.0: amdgpu: PERMISSION_FAULTS: 0x5
kernel amdgpu 0000:09:00.0: amdgpu: MAPPING_ERROR: 0x1
kernel amdgpu 0000:09:00.0: amdgpu: RW: 0x1
System is a 20.04.1 Kubtuntu, with AMD Ryzen 5 and RX 5700 GPU, amdgpu
with opencl installed (via amdgpu-
pro-20.20-1089974-ubuntu-20.04.tar.xz from amd.com)
Nevertheless no system freezes or graphic bugs happened
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