[  19.0015837] panic: cpu0: softints stuck for 16 seconds
[  19.0015837] cpu0: Begin traceback...
[  19.0015837] vpanic() at netbsd:vpanic+0x2f0 sys/kern/subr_prf.c:288
[  19.0015837] panic() at netbsd:panic+0x49 sys/kern/subr_prf.c:1116
[  19.0015837] heartbeat() at netbsd:heartbeat+0x7c3 select_patient sys/kern/kern_heartbeat.c:549 [inline]
[  19.0015837] heartbeat() at netbsd:heartbeat+0x7c3 sys/kern/kern_heartbeat.c:706
[  19.0015837] hardclock() at netbsd:hardclock+0x1d9 sys/kern/kern_clock.c:348
[  19.0015837] Xresume_lapic_ltimer() at netbsd:Xresume_lapic_ltimer+0x1e
[  19.0015837] --- interrupt ---
[  19.0015837] __sanitizer_cov_trace_pc() at netbsd:__sanitizer_cov_trace_pc+0x4e sys/kern/subr_kcov.c:590
[  19.0015837] _kernel_lock() at netbsd:_kernel_lock+0x491 sys/kern/kern_lock.c:270
[  19.0015837] frag6_fasttimo() at netbsd:frag6_fasttimo+0x24 sys/netinet6/frag6.c:662
[  19.0015837] pffasttimo() at netbsd:pffasttimo+0xc6 sys/kern/uipc_domain.c:770
[  19.0015837] callout_softclock() at netbsd:callout_softclock+0x2ab sys/kern/kern_timeout.c:873
[  19.0015837] softint_dispatch() at netbsd:softint_dispatch+0x40a softint_execute sys/kern/kern_softint.c:605 [inline]
[  19.0015837] softint_dispatch() at netbsd:softint_dispatch+0x40a sys/kern/kern_softint.c:848
[  19.0015837] DDB lost frame for netbsd:Xsoftintr+0x4c, trying 0xffffa6822fa320f0
[  19.0015837] Xsoftintr() at netbsd:Xsoftintr+0x4c
[  19.0015837] --- interrupt ---
[  19.0015837] 0:
[  19.0015837] cpu0: End traceback...
[  19.0015837] fatal breakpoint trap in supervisor mode
[  19.0015837] trap type 1 code 0 rip 0xffffffff80235475 cs 0x8 rflags 0x246 cr2 0 ilevel 0x7 rsp 0xffffa6822fa31bd8
[  19.0015837] curlwp 0xfffff08ce5fc2080 pid 0.5 lowest kstack 0xffffa6822fa2d2c0
Stopped in pid 0.5 (system) at  netbsd:breakpoint+0x5:  leave
breakpoint() at netbsd:breakpoint+0x5
db_panic() at netbsd:db_panic+0xec sys/ddb/db_panic.c:71
vpanic() at netbsd:vpanic+0x2f0 sys/kern/subr_prf.c:288
panic() at netbsd:panic+0x49 sys/kern/subr_prf.c:1116
heartbeat() at netbsd:heartbeat+0x7c3 select_patient sys/kern/kern_heartbeat.c:549 [inline]
heartbeat() at netbsd:heartbeat+0x7c3 sys/kern/kern_heartbeat.c:706
hardclock() at netbsd:hardclock+0x1d9 sys/kern/kern_clock.c:348
Xresume_lapic_ltimer() at netbsd:Xresume_lapic_ltimer+0x1e
--- interrupt ---
__sanitizer_cov_trace_pc() at netbsd:__sanitizer_cov_trace_pc+0x4e sys/kern/subr_kcov.c:590
_kernel_lock() at netbsd:_kernel_lock+0x491 sys/kern/kern_lock.c:270
frag6_fasttimo() at netbsd:frag6_fasttimo+0x24 sys/netinet6/frag6.c:662
pffasttimo() at netbsd:pffasttimo+0xc6 sys/kern/uipc_domain.c:770
callout_softclock() at netbsd:callout_softclock+0x2ab sys/kern/kern_timeout.c:873
softint_dispatch() at netbsd:softint_dispatch+0x40a softint_execute sys/kern/kern_softint.c:605 [inline]
softint_dispatch() at netbsd:softint_dispatch+0x40a sys/kern/kern_softint.c:848
DDB lost frame for netbsd:Xsoftintr+0x4c, trying 0xffffa6822fa320f0
Xsoftintr() at netbsd:Xsoftintr+0x4c
--- interrupt ---
0:
ds          1b98
es          1be8
fs          10
gs          84c9
--db_more--