Comment 43 for bug 2026757

Yes, still happens with 2.90-0ubuntu0.22.04.1.

It is a problem with the upstream code as far as I can tell from dnsmasq, not the ubuntu package build itself.

       Message: Process 1671294 (dnsmasq) of user 65534 dumped core.

                Found module linux-vdso.so.1 with build-id: 975d8292a19f8c241322ae7eb151b63f4f01d8e2
                Found module ld-linux-x86-64.so.2 with build-id: 15921ea631d9f36502d20459c43e5c85b7d6ab76
                Found module libc.so.6 with build-id: c289da5071a3399de893d2af81d6a30c62646e1e
                Found module dnsmasq with build-id: aa89f97a7ccd45a1c50674eb7d5da473d605d476
                Stack trace of thread 1671294:
                #0 0x00007fbd66ca29fc __pthread_kill_implementation (libc.so.6 + 0x969fc)
                #1 0x00007fbd66c4e476 __GI_raise (libc.so.6 + 0x42476)
                #2 0x00007fbd66c347f3 __GI_abort (libc.so.6 + 0x287f3)
                #3 0x00007fbd66c95676 __libc_message (libc.so.6 + 0x89676)
                #4 0x00007fbd66caccfc malloc_printerr (libc.so.6 + 0xa0cfc)
                #5 0x00007fbd66caea44 _int_free (libc.so.6 + 0xa2a44)
                #6 0x00007fbd66cb1453 __GI___libc_free (libc.so.6 + 0xa5453)
                #7 0x0000555899cd1a32 dhcp_netid_free (dnsmasq + 0x16a32)
                #8 0x0000555899cdc001 clear_dynamic_conf (dnsmasq + 0x21001)
                #9 0x0000555899ce58af clear_cache_and_reload (dnsmasq + 0x2a8af)
                #10 0x0000555899cc5ad7 async_event (dnsmasq + 0xaad7)
                #11 0x00007fbd66c35d90 __libc_start_call_main (libc.so.6 + 0x29d90)
                #12 0x00007fbd66c35e40 __libc_start_main_impl (libc.so.6 + 0x29e40)
                #13 0x0000555899cc6375 _start (dnsmasq + 0xb375)