[Bug]: On every restart: "Main thread DYNCFG takes too long to exit. Giving up..."

[ilyam8]

Bug description

For some reason, it takes too long for DYNCFG to exit after netdata_thread_cancel().

2023-08-16 17:58:59: netdata INFO  : MAIN : EXIT: Stopping main thread: DYNCFG
2023-08-16 17:58:59: netdata INFO  : MAIN : Waiting 1 threads to finish...
...
2023-08-16 17:58:59: netdata INFO  : MAIN : Waiting 1 threads to finish...
2023-08-16 17:59:04: netdata ERROR : MAIN : Main thread DYNCFG takes too long to exit. Giving up...

Expected behavior

DYNCFG exits on Netdata cancels it.

Steps to reproduce

Restart ND and check logs

Installation method

kickstart.sh

System info

n/a

Netdata build info

Packaging:
    Netdata Version ____________________________________________ : v1.42.0-39-g9b6f75e33
    Installation Type __________________________________________ : custom
    Package Architecture _______________________________________ : unknown
    Package Distro _____________________________________________ : unknown
    Configure Options __________________________________________ :  '--prefix=/opt/netdata/usr' '--sysconfdir=/opt/netdata/etc' '--localstatedir=/opt/netdata/var' '--libexecdir=/opt/netdata/usr/libexec' '--libdir=/opt/netdata/usr/lib' '--with-zlib' '--with-math' '--with-user=netdata' '--with-bundled-protobuf' 'CFLAGS=-O1 -ggdb' 'LDFLAGS='

Additional info

No response