#0 __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:51
#1 0x00007ffff540f801 in __GI_abort () at abort.c:79
#2 0x0000555555581536 in assertion_failed (file=<optimized out>, line=<optimized out>, type=<optimized out>, cond=<optimized out>) at ./main.c:257
#3 0x00007ffff6ed015a in isc_assertion_failed (file=file@entry=0x7ffff792f0e1 "keytable.c", line=line@entry=534, type=type@entry=isc_assertiontype_require, cond=cond@entry=0x7ffff792eec8 "keynodep != ((void *)0) && *keynodep == ((void *)0)") at assertions.c:48
#4 0x00007ffff77f7f4a in dns_keytable_findkeynode (keytable=0x7ffff7efc100, name=0x7ffff7e8c320, algorithm=<optimized out>, tag=20326, keynodep=keynodep@entry=0x7ffff034ce70) at keytable.c:534
#5 0x00007ffff78ff736 in check_dnskey_sigs (is_ksk=<optimized out>, keyrdata=0x7ffff034ceb0, dnskey=0x7ffff034cf60, vctx=0x7ffff034d870) at zoneverify.c:1621
#6 check_dnskey (vctx=0x7ffff034d870) at zoneverify.c:1721
#7 dns_zoneverify_dnssec (zone=zone@entry=0x7fffe80227d0, db=db@entry=0x7ffff7e8c308, ver=<optimized out>, origin=<optimized out>, secroots=<optimized out>, mctx=<optimized out>, ignore_kskflag=<optimized out>, keyset_kskonly=<optimized out>, report=<optimized out>) at zoneverify.c:2063
#8 0x00007ffff78f5efe in dns_zone_verifydb (zone=0x7fffe80227d0, db=0x7ffff7e8c308, ver=ver@entry=0x0) at zone.c:20325
#9 0x00007ffff78cb70b in axfr_commit (xfr=0x7fffe8044150) at xfrin.c:345
#10 xfr_rr (rdata=0x7ffff034ed90, ttl=86400, name=0x7ffff7ea06a0, xfr=0x7fffe8044150) at xfrin.c:621
#11 xfrin_recv_done (task=<optimized out>, ev=<optimized out>) at xfrin.c:1328
#12 0x00007ffff6ef6ae4 in dispatch (threadid=<optimized out>, manager=0x7ffff7fb9010) at task.c:1134