Domoticz 2021.1 daily crash: terminate called after throwing an instance of 'std::bad_alloc'

[pipiche]

I have a daily crash of Domoticz 2021.1 I believe this is happening inside the Python Framework .
Is that due to a python plugin or not, I'm not good enough in crash dump analysis

crash-dump.txt

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If anyone has an idea/suggestion it would be great

OS: Fedora ( Linux pi3 5.12.13-200.fc33.armv7hl #1 SMP Wed Jun 23 17:07:15 UTC 2021 armv7l armv7l armv7l GNU/Linux )
python3.9

Here is the Memory monitoring (crash at 00:06 and restart of Domoticz around 08:xx )

Screenshot 2021-07-04 at 12.54.16.png (160.4 KiB) Viewed 171 times