panic: kernel diagnostic assertion "va >= entry->start" failed: file "/syzkaller/managers/setuid/kernel/sys/uvm/uvm_fault.c", line 1739 Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND *343724 59114 32767 0x10 0x4000000 0K syz-executor 217409 1164 32767 0x10 0 1 syz-executor db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff8343e29b) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff833e985d,ffffffff8342bef5,6cb,ffffffff8333e7f9) at __assert+0x29 uvm_fault_unwire_locked(fffffd806ecf3398,400000000000,400000003000) at uvm_fault_unwire_locked+0x4c1 uvm_fault_wire(fffffd806ecf3398,400000000000,400000011000,3) at uvm_fault_wire+0x12d uvm_fault_unwire sys/uvm/uvm_fault.c:1702 [inline] uvm_fault_wire(fffffd806ecf3398,400000000000,400000011000,3) at uvm_fault_wire+0x12d sys/uvm/uvm_fault.c:1684 sysctl_vslock(400000000100,ff0a) at sysctl_vslock+0x109 sys/kern/kern_sysctl.c:195 kern_sysctl_dirs(37,ffff80003c5327e8,4,400000000100,ffff80003c532818,0,d4e7027fc50a7a2e,4) at kern_sysctl_dirs+0x247 sys/kern/kern_sysctl.c:426 kern_sysctl(ffff80003c5327e4,5,400000000100,ffff80003c532818,0,67,dedd45cfcc812ef4) at kern_sysctl+0x12d sys/kern/kern_sysctl.c:524 sys_sysctl(ffff8000ffff7730,ffff80003c532950,ffff80003c5328a0) at sys_sysctl+0x425 syscall(ffff80003c532950) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c532950) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xff727d5fc50, count: 4 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: kernel diagnostic assertion "va >= entry->start" failed: file "/syzkaller/managers/setuid/kernel/sys/uvm/uvm_fault.c", line 1739 ddb{0}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff8343e29b) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff833e985d,ffffffff8342bef5,6cb,ffffffff8333e7f9) at __assert+0x29 uvm_fault_unwire_locked(fffffd806ecf3398,400000000000,400000003000) at uvm_fault_unwire_locked+0x4c1 uvm_fault_wire(fffffd806ecf3398,400000000000,400000011000,3) at uvm_fault_wire+0x12d uvm_fault_unwire sys/uvm/uvm_fault.c:1702 [inline] uvm_fault_wire(fffffd806ecf3398,400000000000,400000011000,3) at uvm_fault_wire+0x12d sys/uvm/uvm_fault.c:1684 sysctl_vslock(400000000100,ff0a) at sysctl_vslock+0x109 sys/kern/kern_sysctl.c:195 kern_sysctl_dirs(37,ffff80003c5327e8,4,400000000100,ffff80003c532818,0,d4e7027fc50a7a2e,4) at kern_sysctl_dirs+0x247 sys/kern/kern_sysctl.c:426 kern_sysctl(ffff80003c5327e4,5,400000000100,ffff80003c532818,0,67,dedd45cfcc812ef4) at kern_sysctl+0x12d sys/kern/kern_sysctl.c:524 sys_sysctl(ffff8000ffff7730,ffff80003c532950,ffff80003c5328a0) at sys_sysctl+0x425 syscall(ffff80003c532950) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c532950) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xff727d5fc50, count: -11 ddb{0}> show registers rdi 0 rsi 0x1 rbp 0xffff80003c532350 rbx 0xffffffff83824dc7 cpu_info_full_primary+0x2dc7 rdx 0 rcx 0xffff8000ffff7730 rax 0xffffffff83823ff0 cpu_info_full_primary+0x1ff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0x4d81ab5b8d911147 r11 0x2a27f6ed0915d66b r12 0xffffffff83824bc8 cpu_info_full_primary+0x2bc8 r13 0 r14 0 r15 0x1 rip 0xffffffff82618595 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80003c532340 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor) tid=343724 pid=59114 tcnt=4 stat=onproc flags process=10 proc=4000000 runpri=32, usrpri=86, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff8000ffff7c50,0xffff8000ffff42c8 process=0xffff80003c501dc0 user=0xffff80003c52d000, vmspace=0xfffffd806ecf3398 estcpu=36, cpticks=2, pctcpu=0.0, user=0, sys=2, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 17496 470761 20680 32767 2 0x10 syz-executor 17496 214364 20680 32767 3 0x4000090 pipewr syz-executor 59114 49082 46021 32767 2 0x10 syz-executor 59114 179459 46021 32767 3 0x4000090 fsleep syz-executor *59114 343724 46021 32767 7 0x4000010 syz-executor 59114 260154 46021 32767 3 0x4000090 fsleep syz-executor 1164 217409 79853 32767 7 0x10 syz-executor 1164 117296 79853 32767 3 0x4000090 kqread syz-executor 80998 180399 89199 32767 2 0x10 syz-executor 80998 397038 89199 32767 3 0x4000090 fsleep syz-executor 80998 336360 89199 32767 3 0x4000090 fsleep syz-executor 74664 52946 55243 32767 3 0x90 nanoslp syz-executor 74664 515983 55243 32767 3 0x4000090 ttyout syz-executor 74664 246465 55243 32767 3 0x4000090 fsleep syz-executor 37658 84918 20822 32767 3 0x90 nanoslp syz-executor 37658 387481 20822 32767 3 0x4000090 sbwait syz-executor 37658 105055 20822 32767 3 0x4000090 fsleep syz-executor 37658 340935 20822 32767 3 0x4000090 fsleep syz-executor 16553 240757 0 0 3 0x14200 bored sosplice 20822 96323 91222 32767 3 0x90 nanoslp syz-executor 50477 144672 73939 32767 3 0x90 nanoslp syz-executor 55243 191978 52353 32767 3 0x90 nanoslp syz-executor 89199 225804 46991 32767 3 0x90 nanoslp syz-executor 46021 13867 97291 32767 3 0x90 nanoslp syz-executor 79853 74319 6527 32767 3 0x90 nanoslp syz-executor 20680 305076 82566 32767 3 0x90 nanoslp syz-executor 52353 379133 24077 0 3 0x82 wait syz-executor 73939 330991 24077 0 3 0x82 wait syz-executor 91222 113112 24077 0 3 0x82 wait syz-executor 97291 165686 24077 0 3 0x82 wait syz-executor 46991 214855 24077 0 3 0x82 wait syz-executor 82566 98517 24077 0 3 0x82 wait syz-executor 6527 136310 24077 0 3 0x82 wait syz-executor 24077 224191 7103 0 2 0x2 syz-executor 7103 188533 36446 0 3 0x10008a sigsusp ksh 36446 339492 12851 0 3 0x98 kqread sshd-session 12851 445770 20881 0 3 0x92 kqread sshd-session 13041 116188 1 0 3 0x100083 ttyin getty 20881 39910 1 0 3 0x88 kqread sshd 35837 230710 85944 73 3 0x1100090 kqread syslogd 85944 429762 1 0 3 0x100082 sbwait syslogd 23168 152463 1 0 3 0x100080 kqread resolvd 37763 86905 49998 77 3 0x100092 kqread dhcpleased 44602 248123 49998 77 3 0x100092 kqread dhcpleased 49998 34564 1 0 3 0x80 kqread dhcpleased 19435 381980 0 0 3 0x14200 bored smr 67516 100174 0 0 2 0x14200 zerothread 45454 488871 0 0 3 0x14200 aiodoned aiodoned 10382 331810 0 0 3 0x14200 syncer update 74270 221190 0 0 3 0x14200 cleaner cleaner 30669 505840 0 0 3 0x14200 reaper reaper 36743 40223 0 0 3 0x14200 pgdaemon pagedaemon 62514 514530 0 0 3 0x14200 bored viomb 38531 298219 0 0 3 0x40014200 acpi0 acpi0 43763 164638 0 0 3 0x40014200 idle1 14083 213422 0 0 3 0x14200 bored softnet3 72641 267623 0 0 3 0x14200 bored softnet2 52951 82429 0 0 3 0x14200 bored softnet1 25004 379737 0 0 3 0x14200 bored softnet0 47006 493383 0 0 3 0x14200 bored systqmp 590 150994 0 0 3 0x14200 bored systq 91568 48585 0 0 3 0x14200 tmoslp softclockmp 95952 341823 0 0 3 0x40014200 tmoslp softclock 74661 423045 0 0 3 0x40014200 idle0 1 119799 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 59114 (syz-executor) thread 0xffff8000ffff7730 (343724) exclusive rwlock amaplk r = 0 (0xfffffd805ede9c58) #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_wire+0x12d uvm_fault_unwire sys/uvm/uvm_fault.c:1702 [inline] #4 uvm_fault_wire+0x12d sys/uvm/uvm_fault.c:1684 #5 sysctl_vslock+0x109 sys/kern/kern_sysctl.c:195 #6 kern_sysctl_dirs+0x247 sys/kern/kern_sysctl.c:426 #7 kern_sysctl+0x12d sys/kern/kern_sysctl.c:524 #8 sys_sysctl+0x425 #9 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #9 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #10 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff838cec88) #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_map_lock_entry+0x51 sys/uvm/uvm_map.c:464 #6 uvm_fault_unwire_locked+0x253 sys/uvm/uvm_fault.c:1758 #7 uvm_fault_wire+0x12d uvm_fault_unwire sys/uvm/uvm_fault.c:1702 [inline] #7 uvm_fault_wire+0x12d sys/uvm/uvm_fault.c:1684 #8 sysctl_vslock+0x109 sys/kern/kern_sysctl.c:195 #9 kern_sysctl_dirs+0x247 sys/kern/kern_sysctl.c:426 #10 kern_sysctl+0x12d sys/kern/kern_sysctl.c:524 #11 sys_sysctl+0x425 #12 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #12 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #13 Xsyscall+0x128 shared rwlock vmmaplk r = 0 (0xfffffd806ecf3498) #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_wire+0x116 uvm_fault_unwire sys/uvm/uvm_fault.c:1701 [inline] #2 uvm_fault_wire+0x116 sys/uvm/uvm_fault.c:1684 #3 sysctl_vslock+0x109 sys/kern/kern_sysctl.c:195 #4 kern_sysctl_dirs+0x247 sys/kern/kern_sysctl.c:426 #5 kern_sysctl+0x12d sys/kern/kern_sysctl.c:524 #6 sys_sysctl+0x425 #7 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #7 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #8 Xsyscall+0x128 exclusive rwlock sysctllk r = 0 (0xffffffff8387b278) #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:185 #3 kern_sysctl_dirs+0x247 sys/kern/kern_sysctl.c:426 #4 kern_sysctl+0x12d sys/kern/kern_sysctl.c:524 #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 Process 1164 (syz-executor) thread 0xffff8000ffff5218 (217409) exclusive rwlock vmmaplk r = 0 (0xfffffd806befe850) #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 vm_map_lock_ln+0x12e sys/uvm/uvm_map.c:5250 #3 uvm_map_protect+0xe1 sys/uvm/uvm_map.c:3057 #4 sys_mprotect+0x34c sys/uvm/uvm_mmap.c:590 #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{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10186 10952K 10966K 166960K 11268 0 pcb 17 12K 12K 166960K 17 0 rtable 214 6K 6K 166960K 421 0 pf 29 16K 16K 166960K 31 0 ifaddr 38 6K 7K 166960K 44 0 ifgroup 46 2K 2K 166960K 50 0 sysctl 3 1K 1K 166960K 3 0 counters 62 36K 36K 166960K 64 0 ioctlops 0 0K 2K 166960K 30 0 iov 0 0K 16K 166960K 9 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1333 84K 84K 166960K 1370 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 1K 166960K 2 0 VM map 2 1K 1K 166960K 2 0 sem 8 0K 0K 166960K 8 0 dirhash 12 2K 2K 166960K 12 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 23 85K 121K 166960K 208 0 sigio 0 0K 0K 166960K 2 0 proc 63 91K 127K 166960K 478 0 subproc 63 3K 4K 166960K 90 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 14 0 in_multi 88 6K 7K 166960K 100 0 ether_multi 1 0K 0K 166960K 1 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 79 360K 360K 166960K 79 0 exec 0 0K 1K 166960K 360 0 fusefs mount 1 32K 32K 166960K 1 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 254 66K 78K 166960K 3378 0 UVM aobj 4 2K 2K 166960K 4 0 pinsyscall 44 88K 114K 166960K 1248 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 2 0 NDP 10 0K 2K 166960K 27 0 temp 36 8635K 8699K 166960K 4478 0 kqueue 15 24K 27K 166960K 38 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 41 0 37 1 0 1 1 0 8 0 rtentry 112 112 0 12 4 0 4 4 0 8 0 unpcb 144 275 0 126 6 0 6 6 0 8 0 syncache 336 4 0 4 1 0 1 1 0 8 1 tcpqe 32 1 0 1 1 0 1 1 0 8 1 tcpcb 808 61 0 56 4 0 4 4 0 8 3 arp 120 18 0 2 1 0 1 1 0 8 0 inpcb 376 164 0 153 5 0 5 5 0 8 3 nd6 136 25 0 3 1 0 1 1 0 8 0 kcovpl 48 10 0 3 1 0 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 455 0 44 29 0 29 29 0 8 1 art_table 32 456 0 44 4 0 4 4 0 8 0 art_node 16 111 0 20 1 0 1 1 0 8 0 sysvmsgpl 40 3 0 0 1 0 1 1 0 8 0 semupl 112 1 0 1 1 0 1 1 0 8 1 semapl 112 6 0 0 1 0 1 1 0 8 0 shmpl 112 1 0 0 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 1622 0 117 95 0 95 95 0 8 0 ffsino 280 1622 0 117 108 0 108 108 0 8 0 nchpl 144 1887 0 207 63 0 63 63 0 8 0 uvmvnodes 80 1721 0 0 36 0 36 36 0 8 0 vnodes 216 1721 0 0 96 0 96 96 0 8 0 namei 1024 5658 0 5658 1 0 1 1 0 8 1 percpumem 16 46 0 1 1 0 1 1 0 8 0 kstatmem 264 22 0 2 2 0 2 2 0 8 0 scxspl 216 6190 0 6190 3 1 2 2 1 8 2 plimitpl 152 47 0 24 2 0 2 2 0 8 1 sigapl 424 489 0 435 8 0 8 8 0 8 1 futexpl 64 866 0 859 1 0 1 1 0 8 0 knotepl 120 55 0 0 2 0 2 2 0 8 0 kqueuepl 216 37 0 26 1 0 1 1 0 8 0 pipepl 328 119 0 89 3 0 3 3 0 8 0 fdescpl 504 470 0 435 7 1 6 6 0 8 0 filepl 152 1933 0 1589 14 0 14 14 0 8 0 lockfpl 104 18 0 16 1 0 1 1 0 8 0 lockfspl 48 10 0 8 1 0 1 1 0 8 0 sessionpl 144 24 0 9 1 0 1 1 0 8 0 pgrppl 48 34 0 12 1 0 1 1 0 8 0 ucredpl 104 168 0 150 1 0 1 1 0 8 0 zombiepl 144 436 0 435 1 0 1 1 0 8 0 processpl 1168 489 0 435 5 0 5 5 0 8 0 procpl 656 609 0 543 7 0 7 7 0 8 1 sosppl 168 1 0 1 1 0 1 1 0 8 1 sockpl 688 480 0 316 16 0 16 16 0 8 1 mcl16k 16384 2 0 0 1 0 1 1 0 8 0 mcl8k 8192 4 0 0 1 0 1 1 0 8 0 mcl4k 4096 114 0 0 15 0 15 15 0 8 0 mcl2k 2048 17 0 0 3 0 3 3 0 8 0 mtagpl 96 2 0 0 1 0 1 1 0 8 0 mbufpl 256 180 0 0 12 0 12 12 0 8 0 bufpl 280 2371 0 124 161 0 161 161 0 8 0 anonpl 24 105214 0 101580 45 0 45 45 0 184 4 amapchunkpl 152 10267 0 9653 29 1 28 28 0 158 3 amappl16 200 2131 0 2101 13 0 13 13 0 8 8 amappl15 192 2 0 2 1 1 0 1 0 8 0 amappl14 184 110 0 100 1 0 1 1 0 8 0 amappl13 176 25 0 24 1 0 1 1 0 8 0 amappl12 168 1087 0 1052 2 0 2 2 0 8 0 amappl11 160 45 0 35 1 0 1 1 0 8 0 amappl10 152 4 0 4 1 1 0 1 0 8 0 amappl9 144 246 0 246 1 1 0 1 0 8 0 amappl8 136 25 0 23 1 0 1 1 0 8 0 amappl7 128 94 0 84 1 0 1 1 0 8 0 amappl6 120 173 0 170 1 0 1 1 0 8 0 amappl5 112 115 0 109 1 0 1 1 0 8 0 amappl4 104 304 0 289 1 0 1 1 0 8 0 amappl3 96 1621 0 1482 4 0 4 4 0 8 0 amappl2 88 624 0 571 2 0 2 2 0 8 0 amappl1 80 7966 0 7436 13 0 13 13 0 8 1 amappl 88 3019 0 2813 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 18 0 17 1 0 1 1 0 8 0 aobjpl 72 3 0 0 1 0 1 1 0 8 0 uaddrrnd 24 470 0 435 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 470 0 435 1 0 1 1 0 8 0 vmmpekpl 168 5596 0 5552 3 0 3 3 0 8 0 vmmpepl 168 35742 0 33790 100 0 100 100 0 357 5 vmsppl 456 469 0 435 7 1 6 6 0 8 0 rwobjpl 64 15017 0 12434 46 0 46 46 0 8 0 pdppl 4096 948 0 870 116 34 82 98 0 8 4 pvpl 32 15621 0 0 126 0 126 126 0 265 0 pmappl 248 469 0 435 4 1 3 3 0 8 0 extentpl 40 55 0 38 1 0 1 1 0 8 0 phpool 112 297 0 37 8 0 8 8 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff8343e29b) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff833e985d,ffffffff8342bef5,6cb,ffffffff8333e7f9) at __assert+0x29 uvm_fault_unwire_locked(fffffd806ecf3398,400000000000,400000003000) at uvm_fault_unwire_locked+0x4c1 uvm_fault_wire(fffffd806ecf3398,400000000000,400000011000,3) at uvm_fault_wire+0x12d uvm_fault_unwire sys/uvm/uvm_fault.c:1702 [inline] uvm_fault_wire(fffffd806ecf3398,400000000000,400000011000,3) at uvm_fault_wire+0x12d sys/uvm/uvm_fault.c:1684 sysctl_vslock(400000000100,ff0a) at sysctl_vslock+0x109 sys/kern/kern_sysctl.c:195 kern_sysctl_dirs(37,ffff80003c5327e8,4,400000000100,ffff80003c532818,0,d4e7027fc50a7a2e,4) at kern_sysctl_dirs+0x247 sys/kern/kern_sysctl.c:426 kern_sysctl(ffff80003c5327e4,5,400000000100,ffff80003c532818,0,67,dedd45cfcc812ef4) at kern_sysctl+0x12d sys/kern/kern_sysctl.c:524 sys_sysctl(ffff8000ffff7730,ffff80003c532950,ffff80003c5328a0) at sys_sysctl+0x425 syscall(ffff80003c532950) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c532950) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xff727d5fc50, count: -11 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffff800029aabff0) 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(ffffffff838cea80) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff838cea80) at __mp_lock+0x192 sys/kern/kern_lock.c:144 syscall(ffff8000358c8910) at syscall+0xae6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff8000358c8910) at syscall+0xae6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x76d96e9c14d0, count: 9 ddb{1}> trace x86_ipi_db(ffff800029aabff0) 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(ffffffff838cea80) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff838cea80) at __mp_lock+0x192 sys/kern/kern_lock.c:144 syscall(ffff8000358c8910) at syscall+0xae6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff8000358c8910) at syscall+0xae6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x76d96e9c14d0, count: -6