我的 Ubuntu 20.04 突然关闭，但机器没有受到特别的压力（只是在浏览互联网时）。
从cat /var/log/kern.log | grep 'Error'上次关机时间开始：
May 23 10:07:18 hal9000 kernel: [ 628.089083] mce: [Hardware Error]: Machine check events logged
May 23 10:07:18 hal9000 kernel: [ 628.089086] [Hardware Error]: Corrected error, no action required.
May 23 10:07:18 hal9000 kernel: [ 628.089090] [Hardware Error]: CPU:0 (17:71:0) MC25_STATUS[-|CE|MiscV|-|-|-|-|CECC|-|-|-]: 0x98004000003e0000
May 23 10:07:18 hal9000 kernel: [ 628.089094] [Hardware Error]: IPID: 0x000100ff03830400
May 23 10:07:18 hal9000 kernel: [ 628.089096] [Hardware Error]: Platform Security Processor Ext. Error Code: 62
May 23 10:07:18 hal9000 kernel: [ 628.089097] [Hardware Error]: cache level: RESV, tx: INSN
May 23 10:08:55 hal9000 kernel: [ 0.535518] RAS: Correctable Errors collector initialized.
May 23 10:19:17 hal9000 kernel: [ 627.703179] mce: [Hardware Error]: Machine check events logged
May 23 10:19:17 hal9000 kernel: [ 627.703182] [Hardware Error]: Corrected error, no action required.
May 23 10:19:17 hal9000 kernel: [ 627.703187] [Hardware Error]: CPU:0 (17:71:0) MC25_STATUS[-|CE|MiscV|-|-|-|-|CECC|-|-|-]: 0x98004000003e0000
May 23 10:19:17 hal9000 kernel: [ 627.703191] [Hardware Error]: IPID: 0x000100ff03830400
May 23 10:19:17 hal9000 kernel: [ 627.703193] [Hardware Error]: Platform Security Processor Ext. Error Code: 62
May 23 10:19:17 hal9000 kernel: [ 627.703195] [Hardware Error]: cache level: RESV, tx: INSN
我的lscpu
Architecture: x86_64
CPU op-mode(s): 32-bit, 64-bit
Byte Order: Little Endian
Address sizes: 43 bits physical, 48 bits virtual
CPU(s): 16
On-line CPU(s) list: 0-15
Thread(s) per core: 2
Core(s) per socket: 8
Socket(s): 1
NUMA node(s): 1
Vendor ID: AuthenticAMD
CPU family: 23
Model: 113
Model name: AMD Ryzen 7 3700X 8-Core Processor
Stepping: 0
Frequency boost: enabled
CPU MHz: 3349.889
CPU max MHz: 5224,2178
CPU min MHz: 2200,0000
BogoMIPS: 7187.05
Virtualization: AMD-V
L1d cache: 256 KiB
L1i cache: 256 KiB
L2 cache: 4 MiB
L3 cache: 32 MiB
我在使用 NVIDIA GeForce RTX 2060 INNO3D。
有什么线索吗？
答案1
感谢评论中的建议，我决定将 BIOS 重置为默认设置。结果到目前为止一切顺利，过去 12 小时内没有突然重启。
可能是那样。