自己看了下，第一次死机似乎是显卡挂了：
1月 25 20:37:19 duanyao-laptop kernel: i915 0000:00:02.0: Resetting chip after gpu hang

第二次似乎是奇怪的 xorg 问题，然后一堆 segfault ：

1月 26 11:47:46 duanyao-laptop com.deepin.dde.Launcher[2617]: dde-launcher: Fatal IO error 11 (资源暂时不可用) on X server :0.
1月 26 11:47:46 duanyao-laptop kernel: show_signal_msg: 13 callbacks suppressed
1月 26 11:47:46 duanyao-laptop kernel: kactivitymanage[10347]: segfault at 7f6f40067cd0 ip 00007f6f340f9051 sp 00007ffef3b79408 error 4 in libQt5Sql.so.5.6.1[7f6f340e3000+44000]
1月 26 11:47:46 duanyao-laptop kernel: traps: SHCLIP[7985] general protection ip:7f2807bb5865 sp:7f277c1fda80 error:0 in libc-2.24.so[7f2807b80000+195000]
1月 26 11:47:46 duanyao-laptop kernel: dde-dock[3598]: segfault at 7f46c8637c80 ip 00007f46fb242f03 sp 00007ffc02a59750 error 4 in libQt5Gui.so.5.6.1[7f46fb0c5000+54a000]
1月 26 11:47:46 duanyao-laptop kernel: dde-control-cen[8815]: segfault at 7f4216fdfc80 ip 00007f42492e5f03 sp 00007ffc192ccfc0 error 4 in libQt5Gui.so.5.6.1[7f4249168000+54a000]
1月 26 11:47:46 duanyao-laptop bluetoothd[1167]: Endpoint unregistered: sender=:1.73 path=/MediaEndpoint/A2DPSource
1月 26 11:47:46 duanyao-laptop com.deepin.dde.Dock[2617]: dde-dock: Fatal IO error 11 (资源暂时不可用) on X server :0.
1月 26 11:47:46 duanyao-laptop unknown[9565]: xdg-desktop-portal-gtk: Fatal IO error 11 (资源暂时不可用) on X server :0.
1月 26 11:47:46 duanyao-laptop com.deepin.dde.ControlCenter[2617]: dde-control-center: Fatal IO error 11 (资源暂时不可用) on X server :0.
1月 26 11:47:46 duanyao-laptop com.deepin.api.XMouseArea[2617]: XIO:  fatal IO error 11 (Resource temporarily unavailable) on X server ":0"
1月 26 11:47:46 duanyao-laptop com.deepin.api.XMouseArea[2617]:       after 333962 requests (333962 known processed) with 0 events remaining.
1月 26 11:47:46 duanyao-laptop bluetoothd[1167]: Endpoint unregistered: sender=:1.73 path=/MediaEndpoint/A2DPSink
1月 26 11:47:46 duanyao-laptop unknown[3138]: bamfdaemon: Fatal IO error 11 (资源暂时不可用) on X server :0.

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