可能主要是因为更新显卡驱动以后没有及时重启 Xorg 吧。
先开始是 BOINC 找不到 GPU （但是日志里神奇地提到了 VirtualBox ，所以怀疑 VBox 的驱动也掺了一腿），然后 Google Chrome 莫名其妙的出现黑掉的现象，最后——直接 Kernel Panic 了，都 ping 不进去。
有关内核日志如下：
Mar 27 10:08:09 dword-as4741g kernel: [321020.758513] NVRM: API mismatch: the client has the version 295.33, but Mar 27 10:08:09 dword-as4741g kernel: [321020.758518] NVRM: this kernel module has the version 295.20. Please Mar 27 10:08:09 dword-as4741g kernel: [321020.758520] NVRM: make sure that this kernel module and all NVIDIA driver Mar 27 10:08:09 dword-as4741g kernel: [321020.758522] NVRM: components have the same version. Mar 27 10:09:00 dword-as4741g kernel: [321071.988453] NVRM: Xid (0000:02:00): 8, Channel 00000001 Mar 27 10:09:02 dword-as4741g kernel: [321073.977160] NVRM: os_schedule: Attempted to yield the CPU while in atomic or interrupt context Mar 27 10:09:04 dword-as4741g kernel: [321075.973217] NVRM: os_schedule: Attempted to yield the CPU while in atomic or interrupt context Mar 27 10:09:05 dword-as4741g kernel: [321076.122625] NVRM: Xid (0000:02:00): 26, Ch 00000000 M 00000860 D fff4f4f4 intr 04400000 Mar 27 10:09:05 dword-as4741g kernel: [321076.131104] NVRM: Xid (0000:02:00): 26, Ch 00000000 M 00000860 D fff4f4f4 i
在拿相机录了一小段以后强行重启了。这个花屏很独特，一开始鼠标还能动，后来就彻底死掉了，画面一直在抖。