kernel: page fault trap, code=10 Stopped at acpi_pdirpa+0xd55ea: uvm_fault(0xfffffd806c5c4540, 0xe9779, 0, 1) -> e kernel: page fault trap, code=0 Stopped at db_read_bytes+0x110: movzbl 0xffffffffffffffff(%r15),%eax TID PID UID PRFLAGS PFLAGS CPU COMMAND *468543 83843 0 0 0x4000000 0 syz-executor 429045 54856 0 0x2 0 1 syz-executor db_read_bytes(e9779,1,ffff80002f3bda64) at db_read_bytes+0x110 sys/arch/amd64/amd64/db_memrw.c:85 db_get_value(e9779,1,0) at db_get_value+0x59 db_disasm(e9779,0) at db_disasm+0x94 db_trap(6,10) at db_trap+0x181 sys/ddb/db_trap.c:71 db_ktrap(6,10,ffff80002f3bdd00) at db_ktrap+0x303 sys/arch/amd64/amd64/db_interface.c:151 kerntrap(ffff80002f3bdd00) at kerntrap+0x1dc sys/arch/amd64/amd64/trap.c:323 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b acpi_pdirpa() at acpi_pdirpa+0xd55ea rt_clone(ffff80002f3bdfd8,fffffd806f110b10,0) at rt_clone+0x98 sys/net/route.c:383 route_mpath(fffffd806f110af8,fffffd806aa9b824,0,0) at route_mpath+0x170 rt_match sys/net/route.c:360 [inline] route_mpath(fffffd806f110af8,fffffd806aa9b824,0,0) at route_mpath+0x170 rtalloc_mpath sys/net/route.c:476 [inline] route_mpath(fffffd806f110af8,fffffd806aa9b824,0,0) at route_mpath+0x170 sys/net/route.c:255 in_pcbselsrc(ffff80002f3be0c8,fffffd806aa9b820,fffffd806f110a80) at in_pcbselsrc+0x250 in_pcbconnect(fffffd806f110a80,fffffd806aa9b800) at in_pcbconnect+0x11a sys/netinet/in_pcb.c:522 tcp_connect(ffff800001288d08,fffffd806aa9b800) at tcp_connect+0x3cb sys/netinet/tcp_usrreq.c:654 sys_connect(ffff80003659d468,ffff80002f3be2f0,ffff80002f3be240) at sys_connect+0x345 sys/kern/uipc_syscalls.c:422 end trace frame: 0xffff80002f3be2e0, count: 0 https://www.openbsd.org/ddb.html describes the minimum info required in bug reports. Insufficient info makes it difficult to find and fix bugs. ddb{0}> ddb{0}> set $lines = 0 ddb{0}> set $maxwidth = 0 ddb{0}> show panic *cpu0: uvm_fault(0xfffffd806c5c4540, 0xe9779, 0, 1) -> e ddb{0}> trace db_read_bytes(e9779,1,ffff80002f3bda64) at db_read_bytes+0x110 sys/arch/amd64/amd64/db_memrw.c:85 db_get_value(e9779,1,0) at db_get_value+0x59 db_disasm(e9779,0) at db_disasm+0x94 db_trap(6,10) at db_trap+0x181 sys/ddb/db_trap.c:71 db_ktrap(6,10,ffff80002f3bdd00) at db_ktrap+0x303 sys/arch/amd64/amd64/db_interface.c:151 kerntrap(ffff80002f3bdd00) at kerntrap+0x1dc sys/arch/amd64/amd64/trap.c:323 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b acpi_pdirpa() at acpi_pdirpa+0xd55ea rt_clone(ffff80002f3bdfd8,fffffd806f110b10,0) at rt_clone+0x98 sys/net/route.c:383 route_mpath(fffffd806f110af8,fffffd806aa9b824,0,0) at route_mpath+0x170 rt_match sys/net/route.c:360 [inline] route_mpath(fffffd806f110af8,fffffd806aa9b824,0,0) at route_mpath+0x170 rtalloc_mpath sys/net/route.c:476 [inline] route_mpath(fffffd806f110af8,fffffd806aa9b824,0,0) at route_mpath+0x170 sys/net/route.c:255 in_pcbselsrc(ffff80002f3be0c8,fffffd806aa9b820,fffffd806f110a80) at in_pcbselsrc+0x250 in_pcbconnect(fffffd806f110a80,fffffd806aa9b800) at in_pcbconnect+0x11a sys/netinet/in_pcb.c:522 tcp_connect(ffff800001288d08,fffffd806aa9b800) at tcp_connect+0x3cb sys/netinet/tcp_usrreq.c:654 sys_connect(ffff80003659d468,ffff80002f3be2f0,ffff80002f3be240) at sys_connect+0x345 sys/kern/uipc_syscalls.c:422 syscall(ffff80002f3be2f0) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002f3be2f0) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x3f3e961ae40, count: -16 ddb{0}> show registers rdi 0 rsi 0x1 rbp 0xffff80002f3bda50 rbx 0x1 rdx 0 rcx 0xffff80003659d468 rax 0xffffffff834c9ff0 cpu_info_full_primary+0x1ff0 r8 0xffff80002f3bdb80 r9 0x8080808080808080 r10 0xf9158f26b4fbfa9e r11 0xad322a0813495c96 r12 0x1 r13 0x1 r14 0xffff80002f3bda65 r15 0xe977a acpi_pdirpa+0xd55eb rip 0xffffffff81d78100 db_read_bytes+0x110 cs 0x8 rflags 0x10286 __ALIGN_SIZE+0xf286 rsp 0xffff80002f3bd9f0 ss 0x10 db_read_bytes+0x110: movzbl 0xffffffffffffffff(%r15),%eax ddb{0}> show proc PROC (syz-executor) tid=468543 pid=83843 tcnt=4 stat=onproc flags process=0 proc=4000000 runpri=32, usrpri=83, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80003659c028,0xffff80003659cce0 process=0xffff8000371af660 user=0xffff80002f3b9000, vmspace=0xfffffd806c5c4540 estcpu=33, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 12838 447588 86499 0 2 0 syz-executor 1115 324460 79886 0 2 0 syz-executor 47843 360099 15621 0 2 0 syz-executor 88276 330644 92449 0 2 0 syz-executor 88276 161443 92449 0 2 0x4000000 syz-executor 83843 68954 85109 0 2 0 syz-executor *83843 468543 85109 0 7 0x4000000 syz-executor 83843 381930 85109 0 3 0x4000080 fsleep syz-executor 83843 223374 85109 0 3 0x4000080 fsleep syz-executor 81371 293022 2718 0 2 0 syz-executor 81371 132765 2718 0 2 0x4000000 syz-executor 94973 395594 54856 0 2 0 syz-executor 94973 477791 54856 0 3 0x4000080 fsleep syz-executor 71501 424489 59568 0 2 0x2 syz-executor 48511 205349 0 0 3 0x14280 nfsidl nfsio 70780 290959 0 0 3 0x14280 nfsidl nfsio 28114 280916 0 0 3 0x14280 nfsidl nfsio 84545 478146 0 0 3 0x14280 nfsidl nfsio 72635 89155 0 0 3 0x14280 nfsidl nfsio 95243 38893 0 0 3 0x14280 nfsidl nfsio 86296 498104 0 0 3 0x14280 nfsidl nfsio 20576 365694 0 0 3 0x14280 nfsidl nfsio 99973 500558 0 0 3 0x14280 nfsidl nfsio 61222 354084 0 0 3 0x14280 nfsidl nfsio 29098 127925 0 0 3 0x14280 nfsidl nfsio 56825 345891 0 0 3 0x14280 nfsidl nfsio 69311 357646 0 0 3 0x14280 nfsidl nfsio 42966 498082 0 0 3 0x14280 nfsidl nfsio 56996 459980 0 0 3 0x14280 nfsidl nfsio 95104 161384 0 0 3 0x14280 nfsidl nfsio 36255 478104 0 0 3 0x14280 nfsidl nfsio 38518 352888 0 0 3 0x14280 nfsidl nfsio 12545 292549 0 0 3 0x14280 nfsidl nfsio 32196 459130 0 0 3 0x14280 nfsidl nfsio 86499 421621 59568 0 3 0x82 nanoslp syz-executor 79886 491485 59568 0 3 0x82 nanoslp syz-executor 92449 54739 59568 0 3 0x82 nanoslp syz-executor 85109 35612 59568 0 2 0x482 syz-executor 2718 141995 59568 0 2 0x482 syz-executor 54856 429045 59568 0 7 0x2 syz-executor 15621 431290 59568 0 3 0x82 nanoslp syz-executor 42977 409463 1 0 3 0x100083 ttyin getty 90928 202350 0 0 3 0x14200 bored sosplice 59568 23987 28859 0 3 0x82 kqread syz-executor 28859 79279 69964 0 3 0x10008a sigsusp ksh 69964 421808 70515 0 3 0x98 kqread sshd-session 70515 114412 60580 0 3 0x92 kqread sshd-session 60580 445787 1 0 3 0x88 kqread sshd 48829 406148 90932 74 3 0x1100092 bpf pflogd 90932 90292 1 0 3 0x80 sbwait pflogd 50971 232191 76702 73 3 0x1100090 kqread syslogd 76702 434289 1 0 3 0x100082 sbwait syslogd 45080 384747 1 0 3 0x100080 kqread resolvd 35054 1333 28047 77 3 0x100092 kqread dhcpleased 38507 308136 28047 77 3 0x100092 kqread dhcpleased 28047 326615 1 0 3 0x80 kqread dhcpleased 77598 28021 0 0 3 0x14200 bored smr 88938 158163 0 0 2 0x14200 zerothread 42971 443546 0 0 3 0x14200 aiodoned aiodoned 5575 149137 0 0 3 0x14200 syncer update 74259 411801 0 0 3 0x14200 cleaner cleaner 7107 421493 0 0 3 0x14200 reaper reaper 62760 296663 0 0 3 0x14200 pgdaemon pagedaemon 59529 330355 0 0 3 0x14200 bored viomb 81087 392956 0 0 3 0x40014200 acpi0 acpi0 25043 391059 0 0 3 0x40014200 idle1 73255 406234 0 0 3 0x14200 bored softnet3 27325 146211 0 0 3 0x14200 bored softnet2 77771 352027 0 0 3 0x14200 bored softnet1 41692 69904 0 0 3 0x14200 bored softnet0 66025 340050 0 0 3 0x14200 bored systqmp 10154 301994 0 0 3 0x14200 bored systq 55967 511758 0 0 3 0x14200 tmoslp softclockmp 36685 268791 0 0 2 0x40014200 softclock 81501 62305 0 0 3 0x40014200 idle0 1 369501 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 83843 (syz-executor) thread 0xffff80003659d468 (468543) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff83516f30) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rt_clone+0x72 #2 route_mpath+0x170 rt_match sys/net/route.c:360 [inline] #2 route_mpath+0x170 rtalloc_mpath sys/net/route.c:476 [inline] #2 route_mpath+0x170 sys/net/route.c:255 #3 in_pcbselsrc+0x250 #4 in_pcbconnect+0x11a sys/netinet/in_pcb.c:522 #5 tcp_connect+0x3cb sys/netinet/tcp_usrreq.c:654 #6 sys_connect+0x345 sys/kern/uipc_syscalls.c:422 #7 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] #7 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #8 Xsyscall+0x128 exclusive rwlock netlock r = 0 (0xffffffff8348d5f0) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 sys_connect+0x27f sys/kern/uipc_syscalls.c:413 #2 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] #2 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #3 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10220 11135K 11579K 166960K 11908 0 pcb 17 13K 14K 166960K 135 0 rtable 193 7K 8K 166960K 1488 0 pf 36 18K 20K 166960K 135 0 ifaddr 37 6K 7K 166960K 233 0 ifgroup 55 2K 2K 166960K 198 0 sysctl 2 0K 0K 166960K 2 0 counters 64 36K 36K 166960K 142 0 ioctlops 0 0K 4K 166960K 1618 0 iov 0 0K 12K 166960K 28 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1491 94K 94K 166960K 2196 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 10 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 56 0 dirhash 12 2K 2K 166960K 24 0 ACPI 1690 195K 286K 166960K 12468 0 file desc 17 61K 93K 166960K 933 0 sigio 0 0K 0K 166960K 4 0 proc 72 91K 128K 166960K 1216 0 subproc 97 6K 6K 166960K 435 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 89 0 in_multi 73 5K 7K 166960K 692 0 ether_multi 1 0K 0K 166960K 6 0 mrt 0 0K 0K 166960K 1 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 241 1076K 1076K 166960K 241 0 exec 0 0K 1K 166960K 758 0 pfkey data 0 0K 0K 166960K 1 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 211 64K 91K 166960K 8974 0 UVM aobj 20 4K 4K 166960K 23 0 pinsyscall 42 84K 106K 166960K 2561 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 23 0 NDP 12 0K 2K 166960K 163 0 temp 56 6819K 6884K 166960K 49094 0 kqueue 14 22K 30K 166960K 125 0 SYN cache 2 16K 16K 166960K 2 0 ddb{0}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle plcache 128 24 0 0 1 0 1 1 0 8 0 rtpcb 120 165 0 162 3 1 2 3 0 8 1 rtentry 112 593 0 509 4 0 4 4 0 8 0 unpcb 144 750 0 733 10 6 4 6 0 8 3 syncache 336 7 0 7 3 2 1 1 0 8 1 tcpqe 32 1 0 1 1 1 0 1 0 8 0 tcpcb 808 152 0 147 3 2 1 2 0 8 0 arp 120 50 0 36 1 0 1 1 0 8 0 inpcb 336 854 0 844 14 8 6 7 0 8 5 nd6 136 146 0 127 2 1 1 2 0 8 0 pkpcb 40 3 0 3 2 1 1 1 0 8 1 kcovpl 48 33 0 26 1 0 1 1 0 8 0 ppxss 1168 8 0 8 3 2 1 1 0 8 1 pffrag 232 10 0 3 1 0 1 1 0 482 0 pffrnode 88 8 0 3 1 0 1 1 0 8 0 pffrent 40 56 0 49 1 0 1 1 0 8 0 pfosfp 40 1428 0 1005 5 0 5 5 0 8 0 pfosfpen 112 1428 0 714 21 0 21 21 0 8 0 pfrktable 1344 2 0 0 1 0 1 1 0 8 0 pftag 88 1 0 0 1 0 1 1 0 8 0 pfstitem 24 91 0 43 1 0 1 1 0 8 0 pfstkey 128 92 0 44 2 0 2 2 0 8 0 pfstate 376 92 0 44 5 0 5 5 0 8 0 pfrule 1344 26 0 18 2 0 2 2 0 8 0 art_heap8 4096 2 0 0 2 0 2 2 0 8 0 art_heap4 256 2818 0 2447 34 7 27 32 0 8 0 art_table 32 2820 0 2447 5 0 5 5 0 8 0 art_node 16 561 0 489 1 0 1 1 0 8 0 sysvmsgpl 40 11 0 7 2 1 1 1 0 8 0 semapl 112 53 0 43 1 0 1 1 0 8 0 shmpl 112 20 0 3 1 0 1 1 0 8 0 dirhash 1024 25 0 8 3 0 3 3 0 8 0 dino2pl 256 2471 0 930 97 0 97 97 0 8 0 ffsino 272 2471 0 930 104 0 104 104 0 8 0 nchpl 144 3336 0 1623 64 0 64 64 0 8 0 uvmvnodes 80 3245 0 0 67 0 67 67 0 8 0 vnodes 216 3245 0 0 181 0 181 181 0 8 0 namei 1024 13353 0 13353 2 1 1 2 0 8 1 percpumem 16 85 0 39 1 0 1 1 0 8 0 kstatmem 264 102 0 78 2 0 2 2 0 8 0 scsiplug 72 3 0 3 2 2 0 1 0 8 0 scxspl 216 17606 0 17606 12 10 2 8 1 8 2 plimitpl 152 194 0 177 1 0 1 1 0 8 0 sigapl 424 1214 0 1144 11 2 9 9 0 8 1 futexpl 64 8083 0 8080 3 2 1 1 0 8 0 knotepl 120 696 0 0 22 1 21 21 0 8 0 kqueuepl 216 342 0 332 9 5 4 5 0 8 3 pipepl 320 248 0 221 3 0 3 3 0 8 0 fdescpl 496 1174 0 1143 6 1 5 5 0 8 1 filepl 152 6333 0 6099 23 6 17 18 0 8 6 lockfpl 104 254 0 252 1 0 1 1 0 8 0 lockfspl 48 112 0 110 1 0 1 1 0 8 0 sessionpl 144 51 0 42 1 0 1 1 0 8 0 pgrppl 48 89 0 72 1 0 1 1 0 8 0 ucredpl 104 764 0 751 1 0 1 1 0 8 0 zombiepl 144 1144 0 1144 1 0 1 1 0 8 1 processpl 1160 1214 0 1144 7 1 6 6 0 8 1 procpl 648 2038 0 1962 9 1 8 8 0 8 1 srpgc 96 5 0 5 2 2 0 1 0 8 0 sockpl 664 1783 0 1753 25 15 10 14 0 8 7 mcl64k 65536 3 0 0 1 0 1 1 0 8 0 mcl9k 9216 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 4 0 0 1 0 1 1 0 8 0 mcl4k 4096 152 0 0 19 0 19 19 0 8 0 mcl2k 2048 59 0 0 7 0 7 7 0 8 0 mtagpl 96 9 0 0 1 0 1 1 0 8 0 mbufpl 256 606 0 0 35 0 35 35 0 8 0 bufpl 280 6480 0 306 442 0 442 442 0 8 0 anonpl 24 224092 0 220829 63 19 44 62 0 185 11 amapchunkpl 152 29059 0 28644 34 10 24 33 0 158 4 amappl16 200 5004 0 4987 25 15 10 14 0 8 8 amappl15 192 5 0 5 1 1 0 1 0 8 0 amappl14 184 154 0 142 1 0 1 1 0 8 0 amappl13 176 5 0 5 1 1 0 1 0 8 0 amappl12 168 2142 0 2114 4 2 2 3 0 8 0 amappl11 160 65 0 51 1 0 1 1 0 8 0 amappl10 152 6 0 6 1 1 0 1 0 8 0 amappl9 144 157 0 157 1 1 0 1 0 8 0 amappl8 136 18 0 16 1 0 1 1 0 8 0 amappl7 128 145 0 133 1 0 1 1 0 8 0 amappl6 120 393 0 391 1 0 1 1 0 8 0 amappl5 112 233 0 221 1 0 1 1 0 8 0 amappl4 104 377 0 355 1 0 1 1 0 8 0 amappl3 96 5725 0 5632 4 0 4 4 0 8 0 amappl2 88 992 0 924 2 0 2 2 0 8 0 amappl1 80 11787 0 11230 16 2 14 14 0 8 0 amappl 88 8417 0 8268 5 0 5 5 0 92 0 dma8192 8192 1 0 1 1 1 0 1 0 8 0 dma4096 4096 1 0 1 1 1 0 1 0 8 0 dma1024 1024 1 0 0 1 0 1 1 0 8 0 dma256 256 6 0 6 1 1 0 1 0 8 0 dma128 128 253 0 253 1 1 0 1 0 8 0 dma64 64 6 0 6 1 1 0 1 0 8 0 dma32 32 7 0 7 1 1 0 1 0 8 0 dma16 16 19 0 18 1 0 1 1 0 8 0 aobjpl 72 22 0 3 1 0 1 1 0 8 0 uaddrrnd 24 1174 0 1143 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1174 0 1143 1 0 1 1 0 8 0 vmmpekpl 168 11025 0 10972 4 1 3 4 0 8 0 vmmpepl 168 79182 0 77387 94 8 86 89 0 357 4 vmsppl 440 1173 0 1143 6 2 4 5 0 8 0 rwobjpl 56 28781 0 24628 60 0 60 60 0 8 0 pdppl 4096 2355 0 2286 138 65 73 85 0 8 4 pvpl 32 30179 0 0 245 1 244 244 0 265 0 pmappl 248 1173 0 1143 3 0 3 3 0 8 0 extentpl 40 55 0 38 1 0 1 1 0 8 0 phpool 112 470 0 90 11 0 11 11 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace db_read_bytes(e9779,1,ffff80002f3bda64) at db_read_bytes+0x110 sys/arch/amd64/amd64/db_memrw.c:85 db_get_value(e9779,1,0) at db_get_value+0x59 db_disasm(e9779,0) at db_disasm+0x94 db_trap(6,10) at db_trap+0x181 sys/ddb/db_trap.c:71 db_ktrap(6,10,ffff80002f3bdd00) at db_ktrap+0x303 sys/arch/amd64/amd64/db_interface.c:151 kerntrap(ffff80002f3bdd00) at kerntrap+0x1dc sys/arch/amd64/amd64/trap.c:323 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b acpi_pdirpa() at acpi_pdirpa+0xd55ea rt_clone(ffff80002f3bdfd8,fffffd806f110b10,0) at rt_clone+0x98 sys/net/route.c:383 route_mpath(fffffd806f110af8,fffffd806aa9b824,0,0) at route_mpath+0x170 rt_match sys/net/route.c:360 [inline] route_mpath(fffffd806f110af8,fffffd806aa9b824,0,0) at route_mpath+0x170 rtalloc_mpath sys/net/route.c:476 [inline] route_mpath(fffffd806f110af8,fffffd806aa9b824,0,0) at route_mpath+0x170 sys/net/route.c:255 in_pcbselsrc(ffff80002f3be0c8,fffffd806aa9b820,fffffd806f110a80) at in_pcbselsrc+0x250 in_pcbconnect(fffffd806f110a80,fffffd806aa9b800) at in_pcbconnect+0x11a sys/netinet/in_pcb.c:522 tcp_connect(ffff800001288d08,fffffd806aa9b800) at tcp_connect+0x3cb sys/netinet/tcp_usrreq.c:654 sys_connect(ffff80003659d468,ffff80002f3be2f0,ffff80002f3be240) at sys_connect+0x345 sys/kern/uipc_syscalls.c:422 syscall(ffff80002f3be2f0) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002f3be2f0) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x3f3e961ae40, count: -16 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffff800029b7bff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __mp_lock(ffffffff83516d28) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff83516d28) at __mp_lock+0x192 sys/kern/kern_lock.c:144 syscall(ffff80002a140540) at syscall+0x2cc mi_syscall sys/sys/syscall_mi.h:156 [inline] syscall(ffff80002a140540) at syscall+0x2cc sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7442473b80b0, count: 9 ddb{1}> trace x86_ipi_db(ffff800029b7bff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __mp_lock(ffffffff83516d28) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff83516d28) at __mp_lock+0x192 sys/kern/kern_lock.c:144 syscall(ffff80002a140540) at syscall+0x2cc mi_syscall sys/sys/syscall_mi.h:156 [inline] syscall(ffff80002a140540) at syscall+0x2cc sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7442473b80b0, count: -6