[Bug 293804] plasma6-plasma-workspace: plasmashell 6.6.2 100% cpu usage

From: <bugzilla-noreply_at_freebsd.org>
Date: Sat, 14 Mar 2026 17:09:51 UTC
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=293804

            Bug ID: 293804
           Summary: plasma6-plasma-workspace: plasmashell 6.6.2 100% cpu
                    usage
           Product: Ports & Packages
           Version: Latest
          Hardware: Any
                OS: Any
            Status: New
          Severity: Affects Only Me
          Priority: ---
         Component: Individual Port(s)
          Assignee: ports-bugs@FreeBSD.org
          Reporter: olevole@ya.ru

plasmashell 6.6.2 consumes 100% CPU usage. This behavior is not observed with
plasma6-plasma-workspace-6.5.5_1

truss -p <pid>:
```
fstatat(AT_FDCWD,"/etc/localtime",{ mode=-r--r--r--
,inode=1001166,size=1535,blksize=4096 },0x0) = 0 (0x0)
fstatat(AT_FDCWD,"/etc/TZ",0x8206e98f0,0x0)      ERR#2 'No such file or
directory'
fstatat(AT_FDCWD,"/etc/timezone",0x8206e98f0,0x0) ERR#2 'No such file or
directory'
fstatat(AT_FDCWD,"/var/db/zoneinfo",{ mode=-rw-r--r--
,inode=18108,size=14,blksize=4096 },0x0) = 0 (0x0)
fstatat(AT_FDCWD,"/etc/localtime",{ mode=-r--r--r--
,inode=1001166,size=1535,blksize=4096 },0x0) = 0 (0x0)
fstatat(AT_FDCWD,"/etc/TZ",0x8206e9690,0x0)      ERR#2 'No such file or
directory'
fstatat(AT_FDCWD,"/etc/timezone",0x8206e9690,0x0) ERR#2 'No such file or
directory'
fstatat(AT_FDCWD,"/var/db/zoneinfo",{ mode=-rw-r--r--
,inode=18108,size=14,blksize=4096 },0x0) = 0 (0x0)
fstatat(AT_FDCWD,"/etc/localtime",{ mode=-r--r--r--
,inode=1001166,size=1535,blksize=4096 },0x0) = 0 (0x0)
fstatat(AT_FDCWD,"/etc/TZ",0x8206e96c0,0x0)      ERR#2 'No such file or
directory'
fstatat(AT_FDCWD,"/etc/timezone",0x8206e96c0,0x0) ERR#2 'No such file or
directory'
fstatat(AT_FDCWD,"/var/db/zoneinfo",{ mode=-rw-r--r--
,inode=18108,size=14,blksize=4096 },0x0) = 0 (0x0)
ppoll({ 5/POLLIN 13/POLLIN 14/POLLIN 19/POLLIN 26/POLLIN 32/POLLIN 38/POLLIN
40/POLLIN 41/POLLIN 45/POLLIN 49/POLLIN 50/POLLIN 51/POLLIN 52/POLLIN },14,{
75.476000000 },0x0) = 1 (0x1)
read(38,"\M-U\M^JJ\M-j\M-N\b\0\0",8)             = 8 (0x8)
fstatat(AT_FDCWD,"/etc/localtime",{ mode=-r--r--r--
,inode=1001166,size=1535,blksize=4096 },0x0) = 0 (0x0)
fstatat(AT_FDCWD,"/etc/TZ",0x8206e98f0,0x0)      ERR#2 'No such file or
directory'
fstatat(AT_FDCWD,"/etc/timezone",0x8206e98f0,0x0) ERR#2 'No such file or
directory'
fstatat(AT_FDCWD,"/var/db/zoneinfo",{ mode=-rw-r--r--
,inode=18108,size=14,blksize=4096 },0x0) = 0 (0x0)
fstatat(AT_FDCWD,"/etc/localtime",{ mode=-r--r--r--
,inode=1001166,size=1535,blksize=4096 },0x0) = 0 (0x0)
fstatat(AT_FDCWD,"/etc/TZ",0x8206e9690,0x0)      ERR#2 'No such file or
directory'
fstatat(AT_FDCWD,"/etc/timezone",0x8206e9690,0x0) ERR#2 'No such file or
directory'
fstatat(AT_FDCWD,"/var/db/zoneinfo",{ mode=-rw-r--r--
,inode=18108,size=14,blksize=4096 },0x0) = 0 (0x0)
fstatat(AT_FDCWD,"/etc/localtime",{ mode=-r--r--r--
,inode=1001166,size=1535,blksize=4096 },0x0) = 0 (0x0)
fstatat(AT_FDCWD,"/etc/TZ",0x8206e96c0,0x0)      ERR#2 'No such file or
directory'
fstatat(AT_FDCWD,"/etc/timezone",0x8206e96c0,0x0) ERR#2 'No such file or
directory'
fstatat(AT_FDCWD,"/var/db/zoneinfo",{ mode=-rw-r--r--
,inode=18108,size=14,blksize=4096 },0x0) = 0 (0x0)
ppoll({ 5/POLLIN 13/POLLIN 14/POLLIN 19/POLLIN 26/POLLIN 32/POLLIN 38/POLLIN
40/POLLIN 41/POLLIN 45/POLLIN 49/POLLIN 50/POLLIN 51/POLLIN 52/POLLIN },14,{
75.473000000 },0x0) = 1 (0x1)
read(38,"\M-)\M-'\^W\M-i\M-%\^B\0\0",8)          = 8 (0x8)
fstatat(AT_FDCWD,"/etc/localtime",{ mode=-r--r--r--
,inode=1001166,size=1535,blksize=4096 },0x0) = 0 (0x0)
fstatat(AT_FDCWD,"/etc/TZ",0x8206e98f0,0x0)      ERR#2 'No such file or
directory'
fstatat(AT_FDCWD,"/etc/timezone",0x8206e98f0,0x0) ERR#2 'No such file or
directory'
fstatat(AT_FDCWD,"/var/db/zoneinfo",{ mode=-rw-r--r--
,inode=18108,size=14,blksize=4096 },0x0) = 0 (0x0)
fstatat(AT_FDCWD,"/etc/localtime",{ mode=-r--r--r--
,inode=1001166,size=1535,blksize=4096 },0x0) = 0 (0x0)
fstatat(AT_FDCWD,"/etc/TZ",0x8206e9690,0x0)      ERR#2 'No such file or
directory'
fstatat(AT_FDCWD,"/etc/timezone",0x8206e9690,0x0) ERR#2 'No such file or
directory'
fstatat(AT_FDCWD,"/var/db/zoneinfo",{ mode=-rw-r--r--
,inode=18108,size=14,blksize=4096 },0x0) = 0 (0x0)
fstatat(AT_FDCWD,"/etc/localtime",{ mode=-r--r--r--
,inode=1001166,size=1535,blksize=4096 },0x0) = 0 (0x0)
fstatat(AT_FDCWD,"/etc/TZ",0x8206e96c0,0x0)      ERR#2 'No such file or
directory'
fstatat(AT_FDCWD,"/etc/timezone",0x8206e96c0,0x0) ERR#2 'No such file or
directory'
fstatat(AT_FDCWD,"/var/db/zoneinfo",{ mode=-rw-r--r--
,inode=18108,size=14,blksize=4096 },0x0) = 0 (0x0)
poll({ 3/POLLIN },1,-1)                          = 1 (0x1)
...
```

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