开着 kvm 虚拟机关机后 KDE 桌面发生崩溃，只有桌面壁纸和面板变成了黑的，其他地方正常，错误如下，请问有解决方式吗？谢谢
Application: Plasma (plasmashell), signal: Segmentation fault
[KCrash Handler]
#4 QTimeZonePrivate::dataForLocalTime (this=0x0, forLocalMSecs=forLocalMSecs@entry=2941315200000, hint=-1) at tools/qtimezoneprivate.cpp:249
#5 0x00007ff78c21e8dc in QDateTimePrivate::zoneMSecsToEpochMSecs (zoneTime=0x0, zoneDate=0x0, hint=<optimized out>, zone=..., zoneMSecs=2941315200000) at tools/qdatetime.cpp:2999
#6 QDateTime::toMSecsSinceEpoch (this=<optimized out>) at tools/qdatetime.cpp:3624
#7 0x00007ff78c221c07 in QDateTime::operator< (this=this@entry=0x7ffd81f323f8, other=...) at tools/qdatetime.cpp:4377
#8 0x00007ff791416c95 in std::max<QDateTime> (__b=..., __a=...) at /usr/include/c++/7/bits/stl_algobase.h:224
#9 KUserFeedback::ProviderPrivate::load (this=0x55589c4287d0) at /usr/src/debug/kuserfeedback-1.0.0-bp153.2.2.1.x86_64/src/provider/core/provider.cpp:160
#10 0x00007ff791416f2e in KUserFeedback::Provider::setProductIdentifier (this=0x55589c3444c0, productId=...) at /usr/src/debug/kuserfeedback-1.0.0-bp153.2.2.1.x86_64/src/provider/core/provider.cpp:458
#11 0x00007ff7914174cc in KUserFeedback::Provider::Provider (this=0x55589c3444c0, parent=<optimized out>) at /usr/src/debug/kuserfeedback-1.0.0-bp153.2.2.1.x86_64/src/provider/core/provider.cpp:423
#12 0x000055589b7380af in ShellCorona::ShellCorona (this=0x55589c3b79f0, parent=<optimized out>) at /usr/src/debug/plasma5-workspace-5.18.6-bp153.4.2.3.x86_64/shell/shellcorona.cpp:114
#13 0x000055589b70d59b in main (argc=<optimized out>, argv=<optimized out>) at /usr/src/debug/plasma5-workspace-5.18.6-bp153.4.2.3.x86_64/shell/main.cpp:150
[Inferior 1 (process 2830) detached]