.
Thread 1 (LWP 28497):
#0  DNS_PACKET_SHALL_CACHE () at ../src/resolve/resolved-dns-packet.h:211
No locals.
#1  dns_transaction_cache_answer (t=0x55d99b3b48e0) at ../src/resolve/resolved-dns-transaction.c:582
No locals.
#2  dns_transaction_process_dnssec.lto_priv.425 (t=0x55d99b3b48e0) at ../src/resolve/resolved-dns-transaction.c:717
        r = <optimized out>
        __PRETTY_FUNCTION__ = "dns_transaction_process_dnssec"
#3  0x000055d99a2bf84c in dns_transaction_notify (source=0x55d99b3b71b0, t=0x55d99b3b48e0) at ../src/resolve/resolved-dns-transaction.c:2099
No locals.
#4  dns_transaction_complete (t=0x55d99b3b71b0, state=<optimized out>) at ../src/resolve/resolved-dns-transaction.c:361
        st = <optimized out>
        key_str = '\000' <repeats 24 times>, "\061\207/\232\331U\000\000\000\000\000\000\000\000\000\000\260\177-\232\331U\000\000\tY0\232\331U\000\000\tY0\232\331U\000\000\000\000\000\000\000\000\000\000\tY0\232\331U", '\000' <repeats 18 times>, "internal\331\374)\232\331U\000\000\300\\;\233\331U\000\000\331\374)\232\331U\000\000\000\206\071\233\331U\000\000\200\206\071\233\331U\000\000\bY0\232\331U\000\000\331\374)\232\331U\000\000@\230:\233\331U\000\000\220\230:\233\331U\000\000\260\230:\233\331U\000\000\000\330\025\250\342;*\351\bT0\232\331U\000\000"...
        __PRETTY_FUNCTION__ = "dns_transaction_complete"
        __func__ = "dns_transaction_complete"
#5  0x000055d99a2c6cbd in dns_transaction_process_dnssec.lto_priv.425 (t=t@entry=0x55d99b3b71b0) at ../src/resolve/resolved-dns-transaction.c:720
        r = <optimized out>
        __PRETTY_FUNCTION__ = "dns_transaction_process_dnssec"
#6  0x000055d99a2c7647 in dns_transaction_process_reply (t=t@entry=0x55d99b3b71b0, p=p@entry=0x55d99b3b8490) at ../src/resolve/resolved-dns-transaction.c:1002
        ts = 22634187505
        r = <optimized out>
        __PRETTY_FUNCTION__ = "dns_transaction_process_reply"
        __func__ = "dns_transaction_process_reply"
#7  0x000055d99a2c845b in on_dns_packet (s=<optimized out>, fd=<optimized out>, revents=<optimized out>, userdata=0x55d99b3b71b0) at ../src/resolve/resolved-dns-transaction.c:1053
        p = 0x55d99b3b8490
        t = 0x55d99b3b71b0
        r = <optimized out>
        __PRETTY_FUNCTION__ = "on_dns_packet"
        __func__ = "on_dns_packet"
#8  0x000055d99a302563 in source_dispatch.lto_priv.501 (s=0x55d99b3b82b0) at ../src/libsystemd/sd-event/sd-event.c:2268
        r = <optimized out>
        __PRETTY_FUNCTION__ = "source_dispatch"
        __func__ = "source_dispatch"
#9  0x000055d99a29d7fc in sd_event_dispatch (e=0x55d99b39b1d0) at ../src/libsystemd/sd-event/sd-event.c:2629
        p = <optimized out>
        r = <optimized out>
#10 sd_event_run (timeout=18446744073709551615, e=0x55d99b39b1d0) at ../src/libsystemd/sd-event/sd-event.c:2688
        r = <optimized out>
#11 sd_event_loop (e=0x55d99b39b1d0) at ../src/libsystemd/sd-event/sd-event.c:2708
        r = <optimized out>
#12 main (argc=<optimized out>, argv=<optimized out>) at ../src/resolve/resolved.c:98
        m = 0x55d99b399660
        user = <optimized out>
        uid = <optimized out>
        gid = <optimized out>
        r = <optimized out>
        __func__ = "main"
        __PRETTY_FUNCTION__ = "main"