kernel: page fault trap, code=10 Stopped at acpi_pdirpa+0xd55ea: uvm_fault(0xfffffd806ca841d0, 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 381838 85622 0 0 0 0 syz-executor * 10908 85622 0 0 0x4000000 1K syz-executor db_read_bytes(e9779,1,ffff80002a0dbed4) 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,ffff80002a0dc170) at db_ktrap+0x303 sys/arch/amd64/amd64/db_interface.c:151 kerntrap(ffff80002a0dc170) 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(ffff80002a0dc448,ffff80002a0dc4b0,0) at rt_clone+0x98 sys/net/route.c:383 rtalloc(ffff80002a0dc4b0,1,0) at rtalloc+0xb6 rt_match sys/net/route.c:360 [inline] rtalloc(ffff80002a0dc4b0,1,0) at rtalloc+0xb6 sys/net/route.c:489 ip_multicast_if(ffff80002a0dc560,0,ffff80002a0dc548) at ip_multicast_if+0x14c sys/netinet/ip_output.c:1364 ip_setmoptions(c,fffffd80623107d8,fffffd807a5bf100,0) at ip_setmoptions+0x4a1 sys/netinet/ip_output.c:1533 sosetopt(ffff8000015887d8,0,c,fffffd807a5bf100) at sosetopt+0x117 sys_setsockopt(ffff80003459d468,ffff80002a0dc770,ffff80002a0dc6c0) at sys_setsockopt+0x2ba sys/kern/uipc_syscalls.c:1231 end trace frame: 0xffff80002a0dc760, 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{1}> ddb{1}> set $lines = 0 ddb{1}> set $maxwidth = 0 ddb{1}> show panic *cpu1: uvm_fault(0xfffffd806ca841d0, 0xe9779, 0, 1) -> e ddb{1}> trace db_read_bytes(e9779,1,ffff80002a0dbed4) 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,ffff80002a0dc170) at db_ktrap+0x303 sys/arch/amd64/amd64/db_interface.c:151 kerntrap(ffff80002a0dc170) 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(ffff80002a0dc448,ffff80002a0dc4b0,0) at rt_clone+0x98 sys/net/route.c:383 rtalloc(ffff80002a0dc4b0,1,0) at rtalloc+0xb6 rt_match sys/net/route.c:360 [inline] rtalloc(ffff80002a0dc4b0,1,0) at rtalloc+0xb6 sys/net/route.c:489 ip_multicast_if(ffff80002a0dc560,0,ffff80002a0dc548) at ip_multicast_if+0x14c sys/netinet/ip_output.c:1364 ip_setmoptions(c,fffffd80623107d8,fffffd807a5bf100,0) at ip_setmoptions+0x4a1 sys/netinet/ip_output.c:1533 sosetopt(ffff8000015887d8,0,c,fffffd807a5bf100) at sosetopt+0x117 sys_setsockopt(ffff80003459d468,ffff80002a0dc770,ffff80002a0dc6c0) at sys_setsockopt+0x2ba sys/kern/uipc_syscalls.c:1231 syscall(ffff80002a0dc770) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002a0dc770) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xac9727bbef0, count: -16 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff80002a0dbec0 rbx 0x1 rdx 0xffff8000015dc640 rcx 0xffff80003459d468 rax 0xffff800029b7bff0 r8 0xffff80002a0dbff0 r9 0x8080808080808080 r10 0xe5faf39894347d64 r11 0x66d5bc43e8e95aca r12 0x1 r13 0x1 r14 0xffff80002a0dbed5 r15 0xe977a acpi_pdirpa+0xd55eb rip 0xffffffff827536c0 db_read_bytes+0x110 cs 0x8 rflags 0x10282 __ALIGN_SIZE+0xf282 rsp 0xffff80002a0dbe60 ss 0x10 db_read_bytes+0x110: movzbl 0xffffffffffffffff(%r15),%eax ddb{1}> show proc PROC (syz-executor) tid=10908 pid=85622 tcnt=2 stat=onproc flags process=0 proc=4000000 runpri=32, usrpri=50, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80003459cf58,0xffff80003459dc10 process=0xffff80002d774018 user=0xffff80002a0d7000, vmspace=0xfffffd806ca841d0 estcpu=36, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 68437 438949 8234 0 2 0 syz-executor 68437 206739 8234 0 2 0x4000000 syz-executor 85622 381838 60078 0 7 0 syz-executor *85622 10908 60078 0 7 0x4000000 syz-executor 7758 459769 45414 0 3 0x90 nanoslp syz-executor 7758 109535 45414 0 3 0x4000010 smrbar syz-executor 40377 489916 76819 0 3 0x80 nanoslp syz-executor 40377 303060 76819 0 3 0x4000080 kqsel syz-executor 40377 437069 76819 0 3 0x4000080 fsleep syz-executor 6178 141812 86430 0 3 0x80 nanoslp syz-executor 6178 314793 86430 0 3 0x4000080 piperd syz-executor 6178 474243 86430 0 3 0x4000080 fsleep syz-executor 2609 113167 1 0 3 0x82 nanoslp getty 35242 324303 21386 0 3 0x80 nanoslp syz-executor 35242 521937 21386 0 3 0x4000080 rest syz-executor 35242 211971 21386 0 3 0x4000080 fsleep syz-executor 90680 267132 67147 0 3 0x80 nanoslp syz-executor 90680 195871 67147 0 3 0x4000080 sbwait syz-executor 90680 330666 67147 0 3 0x4000080 sbwait syz-executor 90680 66779 67147 0 3 0x4000080 sbwait syz-executor 90680 101199 67147 0 3 0x4000080 sbwait syz-executor 90680 95781 67147 0 3 0x4000080 sbwait syz-executor 90680 470669 67147 0 3 0x4000080 sbwait syz-executor 67147 92002 40918 0 3 0x82 nanoslp syz-executor 86430 88694 40918 0 3 0x82 nanoslp syz-executor 8234 264254 40918 0 3 0x82 nanoslp syz-executor 30749 84901 40918 0 3 0x82 nanoslp syz-executor 76819 258913 40918 0 3 0x82 nanoslp syz-executor 21386 474905 40918 0 3 0x82 nanoslp syz-executor 60078 18977 40918 0 3 0x82 nanoslp syz-executor 45414 152104 40918 0 3 0x82 nanoslp syz-executor 44751 50122 0 0 3 0x14200 acct acct 89408 454315 0 0 3 0x14280 nfsidl nfsio 89552 229148 0 0 3 0x14280 nfsidl nfsio 38886 21384 0 0 3 0x14280 nfsidl nfsio 54492 254337 0 0 3 0x14280 nfsidl nfsio 20193 30909 0 0 3 0x14280 nfsidl nfsio 27858 288079 0 0 3 0x14280 nfsidl nfsio 28895 522742 0 0 3 0x14280 nfsidl nfsio 16393 180159 0 0 3 0x14280 nfsidl nfsio 15980 160577 0 0 3 0x14280 nfsidl nfsio 76065 295091 0 0 3 0x14280 nfsidl nfsio 40703 45105 0 0 3 0x14280 nfsidl nfsio 52451 385005 0 0 3 0x14280 nfsidl nfsio 21631 256645 0 0 3 0x14280 nfsidl nfsio 30478 12051 0 0 3 0x14280 nfsidl nfsio 33774 243870 0 0 3 0x14280 nfsidl nfsio 92047 522391 0 0 3 0x14280 nfsidl nfsio 6244 494682 0 0 3 0x14280 nfsidl nfsio 74925 512601 0 0 3 0x14280 nfsidl nfsio 31160 149710 0 0 3 0x14280 nfsidl nfsio 11733 453063 0 0 3 0x14280 nfsidl nfsio 68097 36743 0 0 3 0x14200 bored sosplice 40918 70276 92545 0 3 0x82 kqread syz-executor 92545 94872 92131 0 3 0x10008a sigsusp ksh 92131 184877 31970 0 3 0x98 kqread sshd-session 31970 54636 82095 0 3 0x92 kqread sshd-session 82095 406342 1 0 3 0x88 kqread sshd 24680 34353 69501 74 3 0x1100092 bpf pflogd 69501 51610 1 0 3 0x80 sbwait pflogd 58695 345307 59212 73 3 0x1100090 kqread syslogd 59212 387747 1 0 3 0x100082 sbwait syslogd 60272 286784 1 0 3 0x100080 kqread resolvd 23244 431334 51648 77 3 0x100092 kqread dhcpleased 58792 89311 51648 77 3 0x100092 kqread dhcpleased 51648 479730 1 0 3 0x80 kqread dhcpleased 20934 88249 0 0 3 0x14200 bored smr 97687 158223 0 0 3 0x14200 pgzero zerothread 19412 209959 0 0 3 0x14200 aiodoned aiodoned 2419 507862 0 0 3 0x14200 syncer update 42189 240681 0 0 3 0x14200 cleaner cleaner 48598 417190 0 0 3 0x14200 reaper reaper 24306 95772 0 0 3 0x14200 pgdaemon pagedaemon 32615 22475 0 0 3 0x14200 bored viomb 82112 473420 0 0 3 0x40014200 acpi0 acpi0 66884 79080 0 0 3 0x40014200 idle1 31820 47131 0 0 3 0x14200 bored softnet3 45226 416308 0 0 3 0x14200 bored softnet2 73446 270619 0 0 3 0x14200 bored softnet1 5566 456989 0 0 3 0x14200 bored softnet0 92455 253933 0 0 3 0x14200 bored systqmp 61324 441437 0 0 3 0x14200 bored systq 98201 464557 0 0 3 0x14200 tmoslp softclockmp 1702 486246 0 0 3 0x40014200 tmoslp softclock 6844 60830 0 0 3 0x40014200 idle0 1 306039 0 0 3 0x80082 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 85622 (syz-executor) thread 0xffff80003459d468 (10908) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff83559e08) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 rt_clone+0x72 #2 rtalloc+0xb6 rt_match sys/net/route.c:360 [inline] #2 rtalloc+0xb6 sys/net/route.c:489 #3 ip_multicast_if+0x14c sys/netinet/ip_output.c:1364 #4 ip_setmoptions+0x4a1 sys/netinet/ip_output.c:1533 #5 sosetopt+0x117 #6 sys_setsockopt+0x2ba sys/kern/uipc_syscalls.c:1231 #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 (0xffffffff83489620) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 sosetopt+0xf2 sys/kern/uipc_socket.c:2027 #2 sys_setsockopt+0x2ba sys/kern/uipc_syscalls.c:1231 #3 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] #3 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #4 Xsyscall+0x128 Process 7758 (syz-executor) thread 0xffff80002d97d708 (109535) exclusive rwlock clonelk r = 0 (0xffffffff83489590) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 if_clone_destroy+0x67 #2 ifioctl+0x5c5 #3 sys_ioctl+0x67c #4 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] #4 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #5 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10234 14266K 14604K 166960K 13148 0 pcb 18 18K 23K 166960K 567 0 rtable 232 7K 8K 166960K 1496 0 pf 34 17K 25K 166960K 155 0 ifaddr 43 7K 8K 166960K 202 0 ifgroup 55 2K 2K 166960K 229 0 sysctl 3 0K 0K 166960K 3 0 counters 64 36K 36K 166960K 156 0 ioctlops 0 0K 4K 166960K 1659 0 iov 0 0K 44K 166960K 194 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1455 91K 92K 166960K 2998 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 13K 166960K 27 0 VM map 2 1K 1K 166960K 2 0 sem 30 5K 6K 166960K 143 0 dirhash 12 2K 2K 166960K 30 0 ACPI 1690 195K 286K 166960K 12418 0 file desc 18 65K 89K 166960K 1653 0 sigio 0 0K 0K 166960K 60 0 proc 73 91K 140K 166960K 1596 0 subproc 104 6K 6K 166960K 536 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 2 0K 0K 166960K 145 0 in_multi 91 6K 7K 166960K 500 0 ether_multi 1 0K 0K 166960K 7 0 mrt 1 0K 0K 166960K 4 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 247 1102K 1102K 166960K 247 0 exec 0 0K 1K 166960K 1025 0 pfkey data 0 0K 0K 166960K 3 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 260 73K 91K 166960K 15197 0 UVM aobj 131 4K 4K 166960K 135 0 pinsyscall 43 86K 102K 166960K 3636 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 1 0K 1K 166960K 69 0 NDP 12 0K 2K 166960K 143 0 temp 80 6824K 6952K 166960K 74783 0 kqueue 15 24K 30K 166960K 200 0 SYN cache 2 16K 16K 166960K 2 0 ddb{1}> 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 120 384 0 381 4 1 3 3 0 8 2 rtentry 112 527 0 421 5 1 4 4 0 8 0 unpcb 144 878 0 843 8 6 2 4 0 8 0 syncache 336 12 0 12 5 4 1 1 0 8 1 tcpqe 32 2 0 2 2 1 1 1 0 8 1 tcpcb 808 387 0 380 12 8 4 7 0 8 3 arp 120 91 0 69 1 0 1 1 0 8 0 inpcb 336 2033 0 2017 39 32 7 18 0 8 5 nd6 136 133 0 108 1 0 1 1 0 8 0 pkpcb 40 5 0 5 4 3 1 1 0 8 1 kcovpl 48 41 0 33 1 0 1 1 0 8 0 ppxss 1168 8 0 8 4 3 1 1 0 8 1 pffrag 232 11 0 7 1 0 1 1 0 482 0 pffrnode 88 11 0 7 1 0 1 1 0 8 0 pffrent 40 60 0 56 1 0 1 1 0 8 0 pfosfp 40 1428 0 1428 5 5 0 5 0 8 0 pfosfpen 112 1428 0 1428 21 21 0 21 0 8 0 pfstitem 24 116 0 90 1 0 1 1 0 8 0 pfstkey 128 116 0 90 2 0 2 2 0 8 0 pfstate 376 116 0 90 6 1 5 6 0 8 0 pfrule 1344 22 0 17 2 1 1 2 0 8 0 art_heap8 4096 2 0 0 2 0 2 2 0 8 0 art_heap4 256 2092 0 1663 35 8 27 30 0 8 0 art_table 32 2094 0 1663 4 0 4 4 0 8 0 art_node 16 525 0 432 1 0 1 1 0 8 0 sysvmsgpl 40 6 0 2 1 0 1 1 0 8 0 semapl 112 136 0 108 1 0 1 1 0 8 0 shmpl 112 132 0 4 4 0 4 4 0 8 0 dirhash 1024 29 0 12 3 0 3 3 0 8 0 dino2pl 256 3745 0 2181 99 0 99 99 0 8 0 ffsino 272 3745 0 2181 105 0 105 105 0 8 0 nchpl 144 5409 0 3673 65 0 65 65 0 8 0 uvmvnodes 80 4894 0 0 100 0 100 100 0 8 0 vnodes 216 4894 0 0 272 0 272 272 0 8 0 namei 1024 22626 0 22626 6 5 1 2 0 8 1 percpumem 16 92 0 46 1 0 1 1 0 8 0 kstatmem 264 116 0 92 2 0 2 2 0 8 0 scsiplug 72 1 0 1 1 1 0 1 0 8 0 scxspl 216 31063 0 31063 17 15 2 8 1 8 2 plimitpl 152 502 0 483 1 0 1 1 0 8 0 sigapl 424 1999 0 1927 19 9 10 17 0 8 0 futexpl 64 16624 0 16621 4 3 1 1 0 8 0 knotepl 120 525 0 0 16 0 16 16 0 8 0 kqueuepl 216 432 0 419 7 2 5 5 0 8 3 pipepl 320 311 0 283 3 0 3 3 0 8 0 fdescpl 496 1879 0 1847 6 1 5 5 0 8 0 filepl 152 12602 0 12317 40 20 20 20 0 8 6 lockfpl 104 639 0 636 2 1 1 2 0 8 0 lockfspl 48 166 0 163 1 0 1 1 0 8 0 sessionpl 144 66 0 58 1 0 1 1 0 8 0 pgrppl 48 124 0 108 1 0 1 1 0 8 0 ucredpl 104 2308 0 2294 1 0 1 1 0 8 0 zombiepl 144 1928 0 1927 1 0 1 1 0 8 0 processpl 1160 1999 0 1927 12 5 7 11 0 8 0 procpl 648 3737 0 3650 15 7 8 14 0 8 0 srpgc 96 10 0 10 4 3 1 1 0 8 1 sosppl 168 12 0 12 4 3 1 1 0 8 1 sockpl 664 3317 0 3263 52 38 14 20 0 8 8 mcl64k 65536 3 0 0 1 0 1 1 0 8 0 mcl16k 16384 3 0 0 1 0 1 1 0 8 0 mcl12k 12288 1 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 3 0 0 1 0 1 1 0 8 0 mcl2k 2048 225 0 0 28 0 28 28 0 8 0 mtagpl 96 14 0 0 1 0 1 1 0 8 0 mbufpl 256 997 0 0 61 0 61 61 0 8 0 bufpl 280 9499 0 3325 442 0 442 442 0 8 0 anonpl 24 320911 0 317103 126 76 50 73 0 185 13 amapchunkpl 152 49275 0 48700 50 21 29 35 0 158 5 amappl16 200 7108 0 7087 60 54 6 27 0 8 3 amappl15 192 23 0 23 1 1 0 1 0 8 0 amappl14 184 202 0 190 1 0 1 1 0 8 0 amappl13 176 11 0 11 1 1 0 1 0 8 0 amappl12 168 3054 0 3021 3 1 2 2 0 8 0 amappl11 160 56 0 42 1 0 1 1 0 8 0 amappl10 152 13 0 12 1 0 1 1 0 8 0 amappl9 144 143 0 142 1 0 1 1 0 8 0 amappl8 136 32 0 29 1 0 1 1 0 8 0 amappl7 128 186 0 173 1 0 1 1 0 8 0 amappl6 120 493 0 492 1 0 1 1 0 8 0 amappl5 112 275 0 263 1 0 1 1 0 8 0 amappl4 104 449 0 429 1 0 1 1 0 8 0 amappl3 96 9832 0 9702 5 1 4 4 0 8 0 amappl2 88 1241 0 1171 2 0 2 2 0 8 0 amappl1 80 16131 0 15571 16 2 14 14 0 8 0 amappl 88 14397 0 14200 5 0 5 5 0 92 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 20 0 19 1 0 1 1 0 8 0 aobjpl 72 134 0 4 3 0 3 3 0 8 0 uaddrrnd 24 1879 0 1847 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1879 0 1847 1 0 1 1 0 8 0 vmmpekpl 168 16666 0 16594 5 1 4 5 0 8 0 vmmpepl 168 123619 0 121691 127 35 92 106 0 357 5 vmsppl 440 1878 0 1847 6 2 4 5 0 8 0 rwobjpl 56 42234 0 36251 89 4 85 85 0 8 0 pdppl 4096 3765 0 3694 149 76 73 83 0 8 2 pvpl 32 27759 0 0 223 0 223 223 0 265 0 pmappl 248 1878 0 1847 3 0 3 3 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 555 0 138 12 0 12 12 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff83465ff0) 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(ffffffff83559c00) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff83559c00) at __mp_lock+0x192 sys/kern/kern_lock.c:144 softintr_dispatch(0) at softintr_dispatch+0x5b sys/arch/amd64/amd64/softintr.c:88 Xsoftclock() at Xsoftclock+0x27 end of kernel end trace frame: 0x72eb92bcaaf0, count: 9 ddb{0}> trace x86_ipi_db(ffffffff83465ff0) 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(ffffffff83559c00) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff83559c00) at __mp_lock+0x192 sys/kern/kern_lock.c:144 softintr_dispatch(0) at softintr_dispatch+0x5b sys/arch/amd64/amd64/softintr.c:88 Xsoftclock() at Xsoftclock+0x27 end of kernel end trace frame: 0x72eb92bcaaf0, count: -6 ddb{0}> machine ddbcpu 1 Stopped at db_read_bytes+0x110: movzbl 0xffffffffffffffff(%r15),%eax db_read_bytes(e9779,1,ffff80002a0dbed4) 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,ffff80002a0dc170) at db_ktrap+0x303 sys/arch/amd64/amd64/db_interface.c:151 kerntrap(ffff80002a0dc170) 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(ffff80002a0dc448,ffff80002a0dc4b0,0) at rt_clone+0x98 sys/net/route.c:383 rtalloc(ffff80002a0dc4b0,1,0) at rtalloc+0xb6 rt_match sys/net/route.c:360 [inline] rtalloc(ffff80002a0dc4b0,1,0) at rtalloc+0xb6 sys/net/route.c:489 ip_multicast_if(ffff80002a0dc560,0,ffff80002a0dc548) at ip_multicast_if+0x14c sys/netinet/ip_output.c:1364 ip_setmoptions(c,fffffd80623107d8,fffffd807a5bf100,0) at ip_setmoptions+0x4a1 sys/netinet/ip_output.c:1533 sosetopt(ffff8000015887d8,0,c,fffffd807a5bf100) at sosetopt+0x117 sys_setsockopt(ffff80003459d468,ffff80002a0dc770,ffff80002a0dc6c0) at sys_setsockopt+0x2ba sys/kern/uipc_syscalls.c:1231 end trace frame: 0xffff80002a0dc760, count: 0 ddb{1}> trace db_read_bytes(e9779,1,ffff80002a0dbed4) 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,ffff80002a0dc170) at db_ktrap+0x303 sys/arch/amd64/amd64/db_interface.c:151 kerntrap(ffff80002a0dc170) 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(ffff80002a0dc448,ffff80002a0dc4b0,0) at rt_clone+0x98 sys/net/route.c:383 rtalloc(ffff80002a0dc4b0,1,0) at rtalloc+0xb6 rt_match sys/net/route.c:360 [inline] rtalloc(ffff80002a0dc4b0,1,0) at rtalloc+0xb6 sys/net/route.c:489 ip_multicast_if(ffff80002a0dc560,0,ffff80002a0dc548) at ip_multicast_if+0x14c sys/netinet/ip_output.c:1364 ip_setmoptions(c,fffffd80623107d8,fffffd807a5bf100,0) at ip_setmoptions+0x4a1 sys/netinet/ip_output.c:1533 sosetopt(ffff8000015887d8,0,c,fffffd807a5bf100) at sosetopt+0x117 sys_setsockopt(ffff80003459d468,ffff80002a0dc770,ffff80002a0dc6c0) at sys_setsockopt+0x2ba sys/kern/uipc_syscalls.c:1231 syscall(ffff80002a0dc770) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002a0dc770) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xac9727bbef0, count: -16