Bug#893519: inaccurate timestamps related

[Jeffrin Thalakkottoor]

Package: gnome-shell
Version: 3.26.2-4


hello ,

i have found an issue  of inaccurate timestamps

clipping from syslog  is shown below...

Mar 19 17:34:07 debian org.gnome.Shell.desktop[1865]: Window manager
warning: last_user_time (786571) is greater than comparison timestamp
(786562).  This most likely represents a buggy client sending inaccurate
timestamps in messages such as _NET_ACTIVE_WINDOW.  Trying to work around...
Mar 19 17:34:07 debian org.gnome.Shell.desktop[1865]: Window manager
warning: 0x1a00001 ((48 unread) appears to be one of the offending windows
with a timestamp of 786571.  Working around...



output related to "sudo cat /var/log/syslog | grep 'Window manager warning'
| head  > w-warning.txt"  is attached

{
           buster/sid
           libc6:amd64                          2.27-1
           Linux debian 4.8.0-2-amd64 #1 SMP Debian 4.8.11-1 (2016-12-02)
x86_64             GNU/Linux
}


--
software engineer
rajagiri school of engineering and technology
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Mar 19 17:34:07 debian org.gnome.Shell.desktop[1865]: Window manager warning: last_user_time (786571) is greater than comparison timestamp (786562).  This most likely represents a buggy client sending inaccurate timestamps in messages such as _NET_ACTIVE_WINDOW.  Trying to work around...
Mar 19 17:34:07 debian org.gnome.Shell.desktop[1865]: Window manager warning: 0x1a00001 ((48 unread) appears to be one of the offending windows with a timestamp of 786571.  Working around...
Mar 19 17:34:07 debian org.gnome.Shell.desktop[1865]: Window manager warning: last_user_time (786601) is greater than comparison timestamp (786593).  This most likely represents a buggy client sending inaccurate timestamps in messages such as _NET_ACTIVE_WINDOW.  Trying to work around...
Mar 19 17:34:07 debian org.gnome.Shell.desktop[1865]: Window manager warning: 0x1a00001 ((48 unread) appears to be one of the offending windows with a timestamp of 786601.  Working around...
Mar 19 17:34:07 debian org.gnome.Shell.desktop[1865]: Window manager warning: last_user_time (786631) is greater than comparison timestamp (786624).  This most likely represents a buggy client sending inaccurate timestamps in messages such as _NET_ACTIVE_WINDOW.  Trying to work around...
Mar 19 17:34:07 debian org.gnome.Shell.desktop[1865]: Window manager warning: 0x1a00001 ((48 unread) appears to be one of the offending windows with a timestamp of 786631.  Working around...
Mar 19 17:34:07 debian org.gnome.Shell.desktop[1865]: Window manager warning: last_user_time (786751) is greater than comparison timestamp (786746).  This most likely represents a buggy client sending inaccurate timestamps in messages such as _NET_ACTIVE_WINDOW.  Trying to work around...
Mar 19 17:34:07 debian org.gnome.Shell.desktop[1865]: Window manager warning: 0x1a00001 ((48 unread) appears to be one of the offending windows with a timestamp of 786751.  Working around...
Mar 19 17:35:13 debian org.gnome.Shell.desktop[1865]: Window manager warning: last_user_time (852722) is greater than comparison timestamp (852721).  This most likely represents a buggy client sending inaccurate timestamps in messages such as _NET_ACTIVE_WINDOW.  Trying to work around...
Mar 19 17:35:13 debian org.gnome.Shell.desktop[1865]: Window manager warning: 0x1a00001 (dollect/li) appears to be one of the offending windows with a timestamp of 852722.  Working around...