[CentOS] Firefox and Thunderbird freeze/crash followed by "nfs4_reclaim_open_state: Lock reclaim failed!" syslog messages

Frank Thommen list.centos at drosera.ch
Thu Jun 7 12:44:22 UTC 2018


On 06/06/18 23:49, James Pearson wrote:
> Frank Thommen wrote:
>>
>> Hi,
>>
>> since I updated my workstation from CentOS 7.4 to 7.5, Firefox and
>> Thunderbird (both 52.8.0, from CentOS repos) regularly freeze (or crash)
>> and cannot be restarted afterwards.  Trying to start them results in a
>> "Bus error (core dumped)" (Firefox) and "Killed" (Thunderbird).  The
>> system log then shows:
>>
>>        kernel: NFS: nfs4_reclaim_open_state: Lock reclaim failed!
>>
>> each time I try to start the applications (our homedirectories are
>> mounted via NFS4).  As far as I can see, no other applications are
>> affected.  The workstation needs to be rebooted to fix the situation.
>>
>> Has anyone else seen that or knows how to debug or fix this issue? I
>> tried with strace and wireshark w/o finding anything helpful.
> 
> I'm not sure what the el7 default for the Firefox
> 'storage.nfs_filesystem' pref is - but you could try setting it to
> 'true' to see if that makes a difference ?
> 
> James Pearson
> 

I'll give that a try.  Thanks for the hint.

That's one of Firefox' problems: There doesn't seem to be a decent 
documentation for all the available configuration settings.

Cheers
frank





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