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Re: CIFS share hangs on Debian

On Fri, Dec 04, 2020 at 07:53:54AM -0500, Dale Harris wrote:
>    Hi,
>    I'm seeing some issues CIFS mounts on systems running Debian 9 and 10. 
>    The Debian 9 system seems to have more issues, I suspect there is a kernel
>    bug. But when trying to write a file to a CIFS mount, I occasionally see
>    errors like:
>    [Thu Dec  3 11:08:32 2020] CIFS VFS: Server XXXXX has not responded in 120
>    seconds. Reconnecting...
>    [Thu Dec  3 11:08:32 2020] CIFS VFS: Free previous auth_key.response =
>    ffff8be599d06800
>    [Thu Dec  3 16:33:47 2020] CIFS VFS: Close unmatched open
>    [Thu Dec  3 20:35:31 2020] CIFS VFS: Close unmatched open
>    The Debian 10 systems see the same reconnection and "Free previous
>    auth_key.response" messages but don't see the "Close unmatched open"
>    messages. 
>    I'm seeing some suggestions these issues are related to some potential
>    kernel bugs, but I'm not seeing any specific fixes for Debian. Do these
>    errors ring any bells with anyone?

Is this a recent development or has this behavior been occurring over a
long period of time?


Roberto C. Sánchez

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