[ 103.0057399] panic: cpu1: softints stuck for 16 seconds
[ 103.0057399] cpu1: Begin traceback...
[ 103.8054276] vpanic() at netbsd:vpanic+0x27a sys/kern/subr_prf.c:288
[ 105.0052750] panic() at netbsd:panic+0x9d sys/kern/subr_prf.c:1084
[ 106.0052993] heartbeat() at netbsd:heartbeat+0x759 heartbeat_timecounter_suspended sys/kern/kern_heartbeat.c:232 [inline]
[ 106.0052993] heartbeat() at netbsd:heartbeat+0x759 sys/kern/kern_heartbeat.c:672
[ 106.9050944] hardclock() at netbsd:hardclock+0x182 sys/kern/kern_clock.c:347
[ 107.7550332] Xresume_lapic_ltimer() at netbsd:Xresume_lapic_ltimer+0x1e
[ 108.0749557] --- interrupt ---
[ 108.7948818] _kernel_lock() at netbsd:_kernel_lock+0x477 __SIMPLELOCK_LOCKED_P sys/arch/amd64/compile/obj/GENERIC_SYZKALLER/./x86/lock.h:44 [inline]
[ 108.7948818] _kernel_lock() at netbsd:_kernel_lock+0x477 sys/kern/kern_lock.c:268
[ 109.6948269] ip_slowtimo() at netbsd:ip_slowtimo+0x2b sys/netinet/ip_input.c:828
[ 110.6146931] pfslowtimo() at netbsd:pfslowtimo+0x68 sys/kern/uipc_domain.c:754
[ 111.5546468] callout_softclock() at netbsd:callout_softclock+0x1a6 sys/kern/kern_timeout.c:873
[ 112.5244862] softint_dispatch() at netbsd:softint_dispatchusb6 at vhci6+0x37a
[ 112.8597418] : USB revision 2.0
[ 113.0144320] uhub6 at usb6: NetBSD (0x0000)dress 0xftffdb820xc0030,  iass 9a/id
 ddr.ss50x74] dd822fc03/1000, iddr id
address 0xffffdd822fcc30c0 is invalid
address 0xffffdd822fcc30b8 is invalid
address 0xffffdd822fcc30c8 is invalid
address 0xffffdd822fcc30c0 is invalid
address 0xffffdd822fcc30d0 is invalid
address 0xffffdd822fcc30c8 is invalid
[ 114.0243219] DDB lost frame for netbsd:Xsoftintr+0x57, trying 0xffffdd822fcc2ff0
[ 114.6842689] Xsoftintr() at netbsd:Xsoftintr+0x57
[ 114.9442481] --- interrupt ---
address 0xffffdd822fcc30c8 is invalid
address 0xffffdd822fcc3080 is invalid
[ 115.2641839] 41b58ab3:
[ 115.3342236] cpu1: End traceback...
[ 115.4441719] fatal breakpoint trap in supervisor mode
[ 115.6041380] trap type 1 code 0 rip 0xffffffff8023240d cs 0x8 rflags 0x246 cr2 0 ilevel 0x7 rsp 0xffffdd822fcc28c8
[ 115.9441332] curlwp 0xffffdd8010cac240 pid 0.26 lowest kstack 0xffffdd822fcbb2c0
Stopped in pid 0.26 (system) at netbsd:breakpoint+0x5:  leave
breakpoint() at netbsd:breakpoint+0x5
db_panic() at netbsd:db_panic+0x105 sys/ddb/db_panic.c:71
vpanic() at netbsd:vpanic+0x27a sys/kern/subr_prf.c:288
panic() at netbsd:panic+0x9d sys/kern/subr_prf.c:1084
heartbeat() at netbsd:heartbeat+0x759 heartbeat_timecounter_suspended sys/kern/kern_heartbeat.c:232 [inline]
heartbeat() at netbsd:heartbeat+0x759 sys/kern/kern_heartbeat.c:672
hardclock() at netbsd:hardclock+0x182 sys/kern/kern_clock.c:347
Xresume_lapic_ltimer() at netbsd:Xresume_lapic_ltimer+0x1e
--- interrupt ---
_kernel_lock() at netbsd:_kernel_lock+0x477 __SIMPLELOCK_LOCKED_P sys/arch/amd64/compile/obj/GENERIC_SYZKALLER/./x86/lock.h:44 [inline]
_kernel_lock() at netbsd:_kernel_lock+0x477 sys/kern/kern_lock.c:268
ip_slowtimo() at netbsd:ip_slowtimo+0x2b sys/netinet/ip_input.c:828
pfslowtimo() at netbsd:pfslowtimo+0x68 sys/kern/uipc_domain.c:754
callout_softclock() at netbsd:callout_softclock+0x1a6 sys/kern/kern_timeout.c:873
--db_more--