操作系统不断随机冻结，所有快捷键都不起作用，我需要通过电源按钮重新启动。
我做了什么
- 我已经用 MemTest86 测试过内存，
- 我检查了所有驱动器
badsectors， - 我已经回滚了内核一个版本，
- 我在 Bios 中禁用了安全启动，
- 我已经使用过 Ubuntu 18.04 LTS 和 Ubuntu 20.04 LTS 以及 Linux Mint Cinnamon 20（都使用相同的笔式驱动器）
但操作系统在一段时间后会随机冻结。
我检查了journalctl并得到了这个日志（当它冻结时我只能通过电源按钮重新启动）
$ journalctl -p 3
Dec 29 09:33:32 toshiba kernel: integrity: Problem loading X.509 certificate -65
Dec 29 09:33:32 toshiba kernel: radeon 0000:01:00.0: failed VCE resume (-22).
Dec 29 09:33:32 toshiba kernel: [drm:r600_ring_test [radeon]] *ERROR* radeon: ring 0 test failed (scratch(0x850C)=0xCAFEDEAD)
Dec 29 09:33:32 toshiba kernel: radeon 0000:01:00.0: disabling GPU acceleration
Dec 29 09:33:32 toshiba kernel: ACPI BIOS Error (bug): Could not resolve symbol [\_SB.PCI0.GFX0.DD02._BCL], AE_NOT_FOUND (20190816/psargs-330)
Dec 29 09:33:32 toshiba kernel: ACPI Error: Aborting method \_SB.PCI0.PEG0.PEGP.DD02._BCL due to previous error (AE_NOT_FOUND) (20190816/psparse-529)
-- Reboot --
Dec 29 10:02:55 toshiba kernel: integrity: Problem loading X.509 certificate -65
Dec 29 10:02:55 toshiba kernel: ACPI BIOS Error (bug): Could not resolve symbol [\_SB.PCI0.GFX0.DD02._BCL], AE_NOT_FOUND (20190816/psargs-330)
Dec 29 10:02:55 toshiba kernel: ACPI Error: Aborting method \_SB.PCI0.PEG0.PEGP.DD02._BCL due to previous error (AE_NOT_FOUND) (20190816/psparse-529)
Dec 29 10:02:57 toshiba kernel: Bluetooth: hci0: unexpected event for opcode 0xfc2f
-- Reboot --
Dec 29 10:12:04 toshiba kernel: integrity: Problem loading X.509 certificate -65
Dec 29 10:12:04 toshiba kernel: ACPI BIOS Error (bug): Could not resolve symbol [\_SB.PCI0.GFX0.DD02._BCL], AE_NOT_FOUND (20190816/psargs-330)
Dec 29 10:12:04 toshiba kernel: ACPI Error: Aborting method \_SB.PCI0.PEG0.PEGP.DD02._BCL due to previous error (AE_NOT_FOUND) (20190816/psparse-529)
Dec 29 10:12:04 toshiba kernel: Bluetooth: hci0: unexpected event for opcode 0xfc2f
-- Reboot --
Dec 29 12:39:16 toshiba kernel: integrity: Problem loading X.509 certificate -65
Dec 29 12:39:16 toshiba kernel: ACPI BIOS Error (bug): Could not resolve symbol [\_SB.PCI0.GFX0.DD02._BCL], AE_NOT_FOUND (20190816/psargs-330)
Dec 29 12:39:16 toshiba kernel: ACPI Error: Aborting method \_SB.PCI0.PEG0.PEGP.DD02._BCL due to previous error (AE_NOT_FOUND) (20190816/psparse-529)
Dec 29 12:39:17 toshiba kernel: Bluetooth: hci0: unexpected event for opcode 0xfc2f
Dec 29 12:46:05 toshiba pulseaudio[15041]: GetManagedObjects() failed: org.freedesktop.systemd1.ShuttingDown: Refusing activation, D-Bus is shutting down.
-- Reboot --
Dec 29 12:46:22 toshiba kernel: integrity: Problem loading X.509 certificate -65
Dec 29 12:46:22 toshiba kernel: ACPI BIOS Error (bug): Could not resolve symbol [\_SB.PCI0.GFX0.DD02._BCL], AE_NOT_FOUND (20190816/psargs-330)
Dec 29 12:46:22 toshiba kernel: ACPI Error: Aborting method \_SB.PCI0.PEG0.PEGP.DD02._BCL due to previous error (AE_NOT_FOUND) (20190816/psparse-529)
-- Reboot --
Dec 29 13:28:17 toshiba kernel: integrity: Problem loading X.509 certificate -65
Dec 29 13:28:18 toshiba kernel: ACPI BIOS Error (bug): Could not resolve symbol [\_SB.PCI0.GFX0.DD02._BCL], AE_NOT_FOUND (20190816/psargs-330)
Dec 29 13:28:18 toshiba kernel: ACPI Error: Aborting method \_SB.PCI0.PEG0.PEGP.DD02._BCL due to previous error (AE_NOT_FOUND) (20190816/psparse-529)
Dec 29 13:28:18 toshiba kernel: Bluetooth: hci0: unexpected event for opcode 0xfc2f
$ lsb_release -a
No LSB modules are available.
Distributor ID: Linuxmint
Description: Linux Mint 20.2
Release: 20.2
Codename: uma
$ uname -a
Linux toshiba 5.4.0-90-generic #101-Ubuntu SMP Fri Oct 15 20:00:55 UTC 2021 x86_64 x86_64 x86_64 GNU/Linux
$ sudo fdisk -l
[sudo] password for joao:
Disk /dev/sdb: 931,53 GiB, 1000204886016 bytes, 1953525168 sectors
Disk model: Samsung SSD 860
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disklabel type: gpt
Disk identifier: 885CBAC4-8139-4C3B-BF89-DF4892FE0A92
Device Start End Sectors Size Type
/dev/sdb1 2048 1050623 1048576 512M EFI System
/dev/sdb2 1050624 1953523711 1952473088 931G Linux filesystem
Disk /dev/sda: 1,84 TiB, 2000398934016 bytes, 3907029168 sectors
Disk model: ST2000LM003 HN-M
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes
Disklabel type: gpt
Disk identifier: CD9751AE-10E0-4FDF-BA51-4A22851EA6C3
Device Start End Sectors Size Type
/dev/sda1 2048 3907028991 3907026944 1,8T Linux filesystem
$ sudo lshw -c display
[sudo] password for joao:
*-display UNCLAIMED
description: Display controller
product: Venus PRO [Radeon HD 8850M / R9 M265X]
vendor: Advanced Micro Devices, Inc. [AMD/ATI]
physical id: 0
bus info: pci@0000:01:00.0
version: 00
width: 64 bits
clock: 33MHz
capabilities: pm pciexpress msi cap_list
configuration: latency=0
resources: memory:a0000000-afffffff memory:c0000000-c003ffff ioport:4000(size=256) memory:c0040000-c005ffff
*-display UNCLAIMED
description: VGA compatible controller
product: 4th Gen Core Processor Integrated Graphics Controller
vendor: Intel Corporation
physical id: 2
bus info: pci@0000:00:02.0
version: 06
width: 64 bits
clock: 33MHz
capabilities: msi pm vga_controller bus_master cap_list
configuration: latency=0
resources: memory:c1000000-c13fffff memory:b0000000-bfffffff ioport:5000(size=64) memory:c0000-dffff
你能帮忙吗？自从我被这个问题困扰了三天以来，我变得绝望了。提前致谢
答案1
它看起来确实像是有故障的视频卡。
ACPI（电源管理）正在尝试从 PCI0 接口获取响应，但失败。 PCI0通常是视频...