login: panic: kernel diagnostic assertion "va >= entry->start" failed: file "/syzkaller/managers/multicore/kernel/sys/uvm/uvm_fault.c", line 1739 Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND *441399 19874 0 0 0x4000000 1K syz-executor 162155 1160 0 0 0 0 syz-executor db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff8343a8fc) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff833e9713,ffffffff833838cc,6cb,ffffffff8333d1f7) at __assert+0x29 uvm_fault_unwire_locked(fffffd806bec1900,400000000000,400000021000) at uvm_fault_unwire_locked+0x4c1 uvm_fault_unwire(fffffd806bec1900,400000000000,400000021000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1702 sysctl_vsunlock(400000000080,20000) at sysctl_vsunlock+0x7b sys/kern/kern_sysctl.c:215 net_sysctl(ffff80002a3b8b14,3,400000000080,ffff80002a3b8b48,0,0,8f2008a2dc43bbaa) at net_sysctl+0x69a sys/kern/uipc_domain.c:259 sys_sysctl(ffff800036cb02c0,ffff80002a3b8c80,ffff80002a3b8bd0) at sys_sysctl+0x425 syscall(ffff80002a3b8c80) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a3b8c80) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x57addf6d4b0, count: 5 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: kernel diagnostic assertion "va >= entry->start" failed: file "/syzkaller/managers/multicore/kernel/sys/uvm/uvm_fault.c", line 1739 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff8343a8fc) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff833e9713,ffffffff833838cc,6cb,ffffffff8333d1f7) at __assert+0x29 uvm_fault_unwire_locked(fffffd806bec1900,400000000000,400000021000) at uvm_fault_unwire_locked+0x4c1 uvm_fault_unwire(fffffd806bec1900,400000000000,400000021000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1702 sysctl_vsunlock(400000000080,20000) at sysctl_vsunlock+0x7b sys/kern/kern_sysctl.c:215 net_sysctl(ffff80002a3b8b14,3,400000000080,ffff80002a3b8b48,0,0,8f2008a2dc43bbaa) at net_sysctl+0x69a sys/kern/uipc_domain.c:259 sys_sysctl(ffff800036cb02c0,ffff80002a3b8c80,ffff80002a3b8bd0) at sys_sysctl+0x425 syscall(ffff80002a3b8c80) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a3b8c80) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x57addf6d4b0, count: -10 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff80002a3b8870 rbx 0xffff800029a9cdc7 rdx 0 rcx 0xffff800036cb02c0 rax 0xffff800029a9bff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0x165f4f886771461a r11 0xec533a38dd3d071a r12 0xffff800029a9cbc8 r13 0 r14 0 r15 0x1 rip 0xffffffff82e1fc05 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80002a3b8860 ss 0 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor) tid=441399 pid=19874 tcnt=4 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=0xffff800036cb0a70,0xffff800036cb0fa0 process=0xffff80003c57fda0 user=0xffff80002a3b3000, vmspace=0xfffffd806bec1900 estcpu=36, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 19874 118558 64127 0 2 0 syz-executor *19874 441399 64127 0 7 0x4000000 syz-executor 19874 108279 64127 0 3 0x4000080 fsleep syz-executor 19874 226210 64127 0 3 0x4000080 fsleep syz-executor 1160 162155 12838 0 7 0 syz-executor 1160 104993 12838 0 3 0x4000080 bell syz-executor 56657 508793 16399 0 3 0x80 nanoslp syz-executor 56657 313949 16399 0 3 0x4000080 fifor syz-executor 56657 249352 16399 0 3 0x4000080 fsleep syz-executor 31553 250713 1903 0 3 0x80 nanoslp syz-executor 31553 96392 1903 0 3 0x4000080 ttyout syz-executor 31553 208792 1903 0 3 0x4000080 fsleep syz-executor 70606 279286 25942 0 3 0x80 nanoslp syz-executor 70606 513934 25942 0 3 0x4000080 kqread syz-executor 70606 21537 25942 0 3 0x4000080 fsleep syz-executor 171 195669 1 0 3 0x100083 ttyin getty 64127 5606 14306 0 3 0x82 nanoslp syz-executor 16399 91227 14306 0 3 0x82 nanoslp syz-executor 12838 467672 14306 0 3 0x82 nanoslp syz-executor 76366 166991 14306 0 3 0x82 nanoslp syz-executor 25942 236875 14306 0 3 0x82 nanoslp syz-executor 11414 490545 0 0 3 0x14280 nfsidl nfsio 69800 217956 0 0 3 0x14280 nfsidl nfsio 27136 442835 0 0 3 0x14280 nfsidl nfsio 24411 387438 0 0 3 0x14280 nfsidl nfsio 98259 203472 0 0 3 0x14280 nfsidl nfsio 55236 522402 0 0 3 0x14280 nfsidl nfsio 1064 17748 0 0 3 0x14280 nfsidl nfsio 24822 358282 0 0 3 0x14280 nfsidl nfsio 40055 239553 0 0 3 0x14280 nfsidl nfsio 65862 489050 0 0 3 0x14280 nfsidl nfsio 80596 91124 0 0 3 0x14280 nfsidl nfsio 88759 291718 0 0 3 0x14280 nfsidl nfsio 92647 317952 0 0 3 0x14280 nfsidl nfsio 35502 101199 0 0 3 0x14280 nfsidl nfsio 73129 520742 0 0 3 0x14280 nfsidl nfsio 6735 336230 0 0 3 0x14280 nfsidl nfsio 52522 157703 0 0 3 0x14280 nfsidl nfsio 2794 464151 0 0 3 0x14280 nfsidl nfsio 76100 144060 0 0 3 0x14280 nfsidl nfsio 47179 457609 0 0 3 0x14280 nfsidl nfsio 93325 359746 0 0 3 0x14200 bored sosplice 2026 45484 57539 0 3 0x100082 sbwait arp 57539 149378 1 0 3 0x10008a sigsusp sh 1903 162799 14306 0 3 0x82 nanoslp syz-executor 56110 26338 14306 0 3 0x82 nanoslp syz-executor 69073 116662 14306 0 3 0x82 nanoslp syz-executor 14306 512598 727 0 3 0x82 kqread syz-executor 727 430858 70304 0 3 0x10008a sigsusp ksh 70304 380113 91346 0 3 0x98 kqread sshd-session 91346 307771 41770 0 3 0x92 kqread sshd-session 41770 199470 1 0 3 0x88 kqread sshd 85835 10394 23545 74 3 0x1100092 bpf pflogd 23545 383870 1 0 3 0x80 sbwait pflogd 51095 455267 26897 73 3 0x1100090 kqread syslogd 26897 504705 1 0 3 0x100082 sbwait syslogd 1552 424333 1 0 3 0x100080 kqread resolvd 1291 362762 56556 77 3 0x100092 kqread dhcpleased 26601 269738 56556 77 3 0x100092 kqread dhcpleased 56556 7775 1 0 3 0x80 kqread dhcpleased 94110 376610 0 0 3 0x14200 bored smr 77182 427936 0 0 3 0x14200 pgzero zerothread 27204 152983 0 0 3 0x14200 aiodoned aiodoned 71671 139367 0 0 3 0x14200 syncer update 35644 481505 0 0 3 0x14200 cleaner cleaner 19950 362275 0 0 3 0x14200 reaper reaper 84989 6918 0 0 3 0x14200 pgdaemon pagedaemon 36674 73360 0 0 3 0x14200 bored viomb 19491 353117 0 0 3 0x40014200 acpi0 acpi0 34979 509907 0 0 3 0x40014200 idle1 46355 139064 0 0 3 0x14200 bored softnet3 85190 119967 0 0 3 0x14200 bored softnet2 52589 9730 0 0 3 0x14200 bored softnet1 46593 109496 0 0 3 0x14200 bored softnet0 8098 327728 0 0 3 0x14200 bored systqmp 50331 277089 0 0 3 0x14200 bored systq 46153 307096 0 0 3 0x14200 tmoslp softclockmp 99754 29410 0 0 3 0x40014200 tmoslp softclock 13648 428731 0 0 3 0x40014200 idle0 1 79400 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 19874 (syz-executor) thread 0xffff800036cb02c0 (441399) exclusive rwlock amaplk r = 0 (0xfffffd80717cb398) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #2 uvm_map_lock_entry+0x51 sys/uvm/uvm_map.c:464 #3 uvm_fault_unwire_locked+0x253 sys/uvm/uvm_fault.c:1758 #4 uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1702 #5 sysctl_vsunlock+0x7b sys/kern/kern_sysctl.c:215 #6 net_sysctl+0x69a sys/kern/uipc_domain.c:259 #7 sys_sysctl+0x425 #8 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #9 Xsyscall+0x128 shared rwlock vmmaplk r = 0 (0xfffffd806bec1a00) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_do_enter_read+0x3af sys/kern/kern_rwlock.c:405 #2 uvm_fault_unwire+0x3e sys/uvm/uvm_fault.c:1701 #3 sysctl_vsunlock+0x7b sys/kern/kern_sysctl.c:215 #4 net_sysctl+0x69a sys/kern/uipc_domain.c:259 #5 sys_sysctl+0x425 #6 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #6 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #7 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff838cceb8) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 __mp_acquire_count+0x58 #2 mi_switch+0x4b7 sys/kern/sched_bsd.c:441 #3 sleep_finish+0x24f sys/kern/kern_synch.c:414 #4 rw_do_enter_write+0x1de sys/kern/kern_rwlock.c:292 #5 uvm_fault_check+0x54c sys/uvm/uvm_fault.c:846 #6 uvm_fault+0x106 sys/uvm/uvm_fault.c:668 #7 uvm_fault_wire+0x73 sys/uvm/uvm_fault.c:1681 #8 sysctl_vslock+0x109 sys/kern/kern_sysctl.c:197 #9 net_sysctl+0x5a1 sys/kern/uipc_domain.c:253 #10 sys_sysctl+0x425 #11 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #11 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #12 Xsyscall+0x128 exclusive rwlock sysctllk r = 0 (0xffffffff83855e58) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #2 sysctl_vslock+0x45 sys/kern/kern_sysctl.c:187 #3 net_sysctl+0x5a1 sys/kern/uipc_domain.c:253 #4 sys_sysctl+0x425 #5 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #5 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #6 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10218 11032K 11161K 166960K 11791 0 pcb 17 15K 16K 166960K 386 0 rtable 210 10K 12K 166960K 776 0 pf 35 18K 25K 166960K 273 0 ifaddr 37 6K 8K 166960K 115 0 ifgroup 47 2K 2K 166960K 164 0 sysctl 4 1K 2K 166960K 9 0 counters 60 35K 37K 166960K 180 0 ioctlops 0 0K 4K 166960K 1738 0 iov 0 0K 16K 166960K 237 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1338 84K 85K 166960K 2292 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 30 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 82 0 dirhash 12 2K 2K 166960K 54 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 20 73K 240K 166960K 1946 0 sigio 1 0K 0K 166960K 36 0 proc 73 91K 128K 166960K 916 0 subproc 81 5K 5K 166960K 126 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 247 0 in_multi 81 5K 7K 166960K 235 0 ether_multi 1 0K 0K 166960K 8 0 mrt 1 0K 0K 166960K 6 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 223 996K 996K 166960K 223 0 exec 0 0K 1K 166960K 784 0 fusefs mount 1 32K 32K 166960K 1 0 pfkey data 0 0K 0K 166960K 2 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 261 74K 89K 166960K 19370 0 UVM aobj 48 6K 6K 166960K 51 0 pinsyscall 46 92K 106K 166960K 3206 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 143 0 NDP 11 0K 1K 166960K 80 0 temp 79 8644K 8772K 166960K 70104 0 kqueue 16 24K 30K 166960K 302 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 120 297 0 293 4 3 1 3 0 8 0 rtentry 112 216 0 130 4 0 4 4 0 8 0 unpcb 144 1477 0 1450 15 13 2 6 0 8 0 syncache 336 9 0 9 5 4 1 1 0 8 1 tcpqe 32 3 0 3 2 2 0 1 0 8 0 tcpcb 808 590 0 586 25 17 8 8 0 8 7 arp 120 39 0 23 1 0 1 1 0 8 0 inpcb 376 2045 0 2036 35 26 9 9 0 8 7 nd6 136 47 0 27 1 0 1 1 0 8 0 pkpcb 40 12 0 12 5 4 1 1 0 8 1 kcovpl 48 14 0 5 1 0 1 1 0 8 0 ppxss 1168 43 0 43 5 4 1 1 0 8 1 pppxif 1472 4 0 4 3 3 0 1 0 8 0 pffrag 232 11 0 4 1 0 1 1 0 482 0 pffrnode 88 11 0 4 1 0 1 1 0 8 0 pffrent 40 16 0 9 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 5 0 3 2 1 1 1 0 8 0 pfanchor 1288 7 0 0 1 0 1 1 0 8 0 pftag 88 1 0 1 1 1 0 1 0 8 0 pfstitem 24 131 0 43 1 0 1 1 0 8 0 pfstkey 128 131 0 44 3 0 3 3 0 8 0 pfstate 376 130 0 43 9 0 9 9 0 8 0 pfrule 1344 70 0 26 5 1 4 4 0 8 0 art_heap8 4096 3 0 0 3 0 3 3 0 8 0 art_heap4 256 887 0 485 31 2 29 29 0 8 3 art_table 32 890 0 485 4 0 4 4 0 8 0 art_node 16 210 0 134 1 0 1 1 0 8 0 sysvmsgpl 40 10 0 8 1 0 1 1 0 8 0 semupl 112 4 0 4 3 3 0 1 0 8 0 semapl 112 79 0 69 1 0 1 1 0 8 0 shmpl 112 48 0 3 2 0 2 2 0 8 0 dirhash 1024 45 0 28 3 0 3 3 0 8 0 dino2pl 256 4875 0 3362 95 0 95 95 0 8 0 ffsino 280 4875 0 3362 109 0 109 109 0 8 0 nchpl 144 7560 0 5864 64 0 64 64 0 8 0 rtmask 32 15 0 15 4 3 1 1 0 8 1 uvmvnodes 80 5207 0 0 107 0 107 107 0 8 0 vnodes 216 5207 0 0 290 0 290 290 0 8 0 namei 1024 27194 0 27194 5 4 1 1 0 8 1 percpumem 16 104 0 60 1 0 1 1 0 8 0 pfiaddrpl 120 34 0 0 2 0 2 2 0 8 0 kstatmem 264 96 0 76 2 0 2 2 0 8 0 scsiplug 72 7 0 7 4 4 0 1 0 8 0 scxspl 216 22108 0 22108 12 11 1 8 1 8 1 plimitpl 152 584 0 563 1 0 1 1 0 8 0 sigapl 424 2245 0 2172 9 0 9 9 0 8 0 futexpl 64 27202 0 27197 1 0 1 1 0 8 0 knotepl 120 559 0 0 17 0 17 17 0 8 0 kqueuepl 216 517 0 504 4 3 1 3 0 8 0 pipepl 328 341 0 309 8 5 3 8 0 8 0 fdescpl 504 2203 0 2169 5 0 5 5 0 8 0 filepl 152 14752 0 14491 31 19 12 18 0 8 0 lockfpl 104 740 0 738 2 1 1 2 0 8 0 lockfspl 48 234 0 232 1 0 1 1 0 8 0 sessionpl 144 36 0 27 1 0 1 1 0 8 0 pgrppl 48 141 0 123 1 0 1 1 0 8 0 ucredpl 104 2596 0 2583 1 0 1 1 0 8 0 zombiepl 144 2278 0 2275 3 2 1 1 0 8 0 processpl 1168 2245 0 2172 6 0 6 6 0 8 0 procpl 656 5150 0 5067 8 0 8 8 0 8 0 srpgc 96 16 0 16 4 3 1 1 0 8 1 sosppl 168 7 0 7 3 3 0 1 0 8 0 sockpl 688 3853 0 3813 48 38 10 16 0 8 6 mcl64k 65536 7 0 0 1 0 1 1 0 8 0 mcl16k 16384 2 0 0 1 0 1 1 0 8 0 mcl12k 12288 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 8 0 0 1 0 1 1 0 8 0 mcl4k 4096 111 0 0 14 0 14 14 0 8 0 mcl2k 2048 51 0 0 5 0 5 5 0 8 0 mtagpl 96 8 0 0 1 0 1 1 0 8 0 mbufpl 256 270 0 0 14 0 14 14 0 8 0 bufpl 280 6109 0 140 427 0 427 427 0 8 0 anonpl 24 254766 0 250174 87 47 40 59 0 184 8 amapchunkpl 152 62742 0 62103 60 27 33 33 0 158 8 amappl16 200 3937 0 3897 26 23 3 15 0 8 0 amappl15 192 6 0 5 1 0 1 1 0 8 0 amappl14 184 136 0 123 1 0 1 1 0 8 0 amappl13 176 6 0 6 2 2 0 1 0 8 0 amappl12 168 2950 0 2914 3 0 3 3 0 8 0 amappl11 160 49 0 34 1 0 1 1 0 8 0 amappl10 152 16 0 16 1 1 0 1 0 8 0 amappl9 144 247 0 247 1 1 0 1 0 8 0 amappl8 136 25 0 22 1 0 1 1 0 8 0 amappl7 128 127 0 112 1 0 1 1 0 8 0 amappl6 120 241 0 236 1 0 1 1 0 8 0 amappl5 112 147 0 137 1 0 1 1 0 8 0 amappl4 104 374 0 353 1 0 1 1 0 8 0 amappl3 96 12991 0 12855 4 0 4 4 0 8 0 amappl2 88 815 0 748 2 0 2 2 0 8 0 amappl1 80 15094 0 14487 16 1 15 15 0 8 1 amappl 88 18767 0 18565 5 0 5 5 0 92 0 dma4096 4096 2 0 2 2 2 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 128 256 0 256 4 4 0 1 0 8 0 dma64 64 6 0 6 1 1 0 1 0 8 0 dma32 32 8 0 8 2 2 0 1 0 8 0 dma16 16 19 0 18 1 0 1 1 0 8 0 aobjpl 72 50 0 3 1 0 1 1 0 8 0 uaddrrnd 24 2203 0 2169 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 2203 0 2169 1 0 1 1 0 8 0 vmmpekpl 168 18451 0 18395 3 0 3 3 0 8 0 vmmpepl 168 135991 0 133944 112 17 95 96 0 357 5 vmsppl 456 2202 0 2169 5 0 5 5 0 8 0 rwobjpl 64 39937 0 33644 103 1 102 102 0 8 0 pdppl 4096 4413 0 4338 127 52 75 85 0 8 0 pvpl 32 15382 0 0 125 1 124 124 0 265 0 pmappl 248 2202 0 2169 3 0 3 3 0 8 0 extentpl 40 55 0 38 1 0 1 1 0 8 0 phpool 112 350 0 86 8 0 8 8 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff8383dff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:394 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(ffffffff838cccb0) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff838cccb0) 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: 0x7714482ed060, count: 9 ddb{0}> trace x86_ipi_db(ffffffff8383dff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:394 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(ffffffff838cccb0) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff838cccb0) 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: 0x7714482ed060, count: -6 ddb{0}> machine ddbcpu 1 Stopped at db_enter+0x25: addq $0x8,%rsp db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff8343a8fc) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff833e9713,ffffffff833838cc,6cb,ffffffff8333d1f7) at __assert+0x29 uvm_fault_unwire_locked(fffffd806bec1900,400000000000,400000021000) at uvm_fault_unwire_locked+0x4c1 uvm_fault_unwire(fffffd806bec1900,400000000000,400000021000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1702 sysctl_vsunlock(400000000080,20000) at sysctl_vsunlock+0x7b sys/kern/kern_sysctl.c:215 net_sysctl(ffff80002a3b8b14,3,400000000080,ffff80002a3b8b48,0,0,8f2008a2dc43bbaa) at net_sysctl+0x69a sys/kern/uipc_domain.c:259 sys_sysctl(ffff800036cb02c0,ffff80002a3b8c80,ffff80002a3b8bd0) at sys_sysctl+0x425 syscall(ffff80002a3b8c80) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a3b8c80) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x57addf6d4b0, count: 5 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff8343a8fc) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff833e9713,ffffffff833838cc,6cb,ffffffff8333d1f7) at __assert+0x29 uvm_fault_unwire_locked(fffffd806bec1900,400000000000,400000021000) at uvm_fault_unwire_locked+0x4c1 uvm_fault_unwire(fffffd806bec1900,400000000000,400000021000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1702 sysctl_vsunlock(400000000080,20000) at sysctl_vsunlock+0x7b sys/kern/kern_sysctl.c:215 net_sysctl(ffff80002a3b8b14,3,400000000080,ffff80002a3b8b48,0,0,8f2008a2dc43bbaa) at net_sysctl+0x69a sys/kern/uipc_domain.c:259 sys_sysctl(ffff800036cb02c0,ffff80002a3b8c80,ffff80002a3b8bd0) at sys_sysctl+0x425 syscall(ffff80002a3b8c80) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a3b8c80) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x57addf6d4b0, count: -10