[avahi] Avahi crash on Linux

[Alex Chen]

We use avahi in our product and it is linked with avahi library bundled in CentOS 7.7.


Installed Packages
Name        : avahi
Arch        : x86_64
Version     : 0.6.31
Release     : 19.el7
Size        : 1.0 M
Repo        : installed
From repo   : anaconda
Summary     : Local network service discovery
URL         : http://avahi.org
License     : LGPLv2+
Description : Avahi is a system which facilitates service discovery on
            : a local network -- this means that you can plug your laptop or
 ….


We occationally see the following crash dump:

(gdb) where
#0  0x00007efd0828f337 in raise () from /lib64/libc.so.6
#1  0x00007efd08290a28 in abort () from /lib64/libc.so.6
#2  0x00007efd08288156 in __assert_fail_base () from /lib64/libc.so.6
#3  0x00007efd08288202 in __assert_fail () from /lib64/libc.so.6
#4  0x00007efd03a6bc2e in avahi_simple_poll_dispatch () from /lib64/libavahi-common.so.3
#5  0x00007efd03a6bedd in avahi_simple_poll_loop () from /lib64/libavahi-common.so.3
#6  0x00007efd03a6bfa4 in thread () from /lib64/libavahi-common.so.3
#7  0x00007efd09d19e65 in start_thread () from /lib64/libpthread.so.0
#8  0x00007efd0835788d in clone () from /lib64/libc.so.6


Do anyone have any ideas what happened?


Alex Chen




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