kernel: privileged instruction fault trap, code=0 Stopped at vmptrld+0xb: rdrand 0(%rdi) ddb{0}> ddb{0}> set $lines = 0 ddb{0}> set $maxwidth = 0 ddb{0}> show panic the kernel did not panic ddb{0}> trace vmptrld() at vmptrld+0xb vm_create(ffff800000d03800,ffff8000211627e8) at vm_create+0x2d3 sys/arch/amd64/amd64/vmm.c:1545 vmmioctl(a00,c5005601,ffff800000d03800,1,ffff8000211627e8) at vmmioctl+0x1f2 VOP_IOCTL(fffffd8077b92ad0,c5005601,ffff800000d03800,1,fffffd807f7d86c0,ffff8000211627e8) at VOP_IOCTL+0x96 sys/kern/vfs_vops.c:264 vn_ioctl(fffffd807d2fc0b8,c5005601,ffff800000d03800,ffff8000211627e8) at vn_ioctl+0xbc sys/kern/vfs_vnops.c:531 sys_ioctl(ffff8000211627e8,ffff80002e3660d8,ffff80002e366130) at sys_ioctl+0x4a2 syscall(ffff80002e3661a0) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff80002e3661a0) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x66c44703ef0, count: -8 ddb{0}> show registers rdi 0xffff80002e360b50 rsi 0x1 rbp 0xffff80002e365d30 rbx 0xffff800000679c00 rdx 0 rcx 0x11e57ed0 __kernel_phys_end+0xf257ed0 rax 0xfffffd8066156000 r8 0 r9 0 r10 0x605a30b90ceabc54 r11 0x22e1d6db1273d0e5 r12 0x1 r13 0 r14 0xffff80002e360800 r15 0xffff80002e360b50 rip 0xffffffff818e18a4 vmptrld+0xb cs 0x8 rflags 0x10202 __ALIGN_SIZE+0xf202 rsp 0xffff80002e365cf8 ss 0 vmptrld+0xb: rdrand 0(%rdi) ddb{0}> show proc PROC (syz-executor.1) pid=177798 stat=onproc flags process=0 proc=4000000 pri=32, usrpri=82, nice=20 forw=0xffffffffffffffff, list=0xffff800021162a88,0xffff800021162018 process=0xffff80002789edd0 user=0xffff80002e361000, vmspace=0xfffffd807e7c9740 estcpu=36, cpticks=1, pctcpu=0.0 user=0, sys=1, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 23541 25865 71748 0 7 0 syz-executor.7 23541 377769 71748 0 2 0x4000000 syz-executor.7 2168 98637 59752 0 2 0 syz-executor.3 2168 123372 59752 0 3 0x4000080 fsleep syz-executor.3 73317 293600 70228 0 2 0 syz-executor.5 73317 28832 70228 0 3 0x4000080 fsleep syz-executor.5 73317 68309 70228 0 3 0x4000080 fsleep syz-executor.5 80450 427923 30408 0 2 0 syz-executor.4 80450 132769 30408 0 3 0x4000080 fsleep syz-executor.4 92026 149835 86211 0 2 0 syz-executor.1 92026 387094 86211 0 3 0x4000080 fsleep syz-executor.1 *92026 177798 86211 0 7 0x4000000 syz-executor.1 60522 294864 47321 0 2 0 syz-executor.2 60522 117342 47321 0 2 0x4000080 syz-executor.2 14810 459653 37443 0 2 0 syz-executor.0 14810 364473 37443 0 3 0x4000080 fsleep syz-executor.0 1168 15365 90956 0 2 0 syz-executor.6 59752 140848 8966 0 3 0x82 nanoslp syz-executor.3 40376 430032 0 0 3 0x14200 bored sosplice 26675 301274 1 0 3 0x100083 ttyopn getty 71748 8855 8966 0 3 0x82 nanoslp syz-executor.7 90956 515623 8966 0 2 0x482 syz-executor.6 70228 460491 8966 0 3 0x82 nanoslp syz-executor.5 30408 147463 8966 0 3 0x82 nanoslp syz-executor.4 47321 343537 8966 0 3 0x82 nanoslp syz-executor.2 86211 87923 8966 0 3 0x82 nanoslp syz-executor.1 37443 109880 8966 0 3 0x82 nanoslp syz-executor.0 8966 401896 97546 0 3 0x82 thrsleep syz-fuzzer 8966 79130 97546 0 3 0x4000082 thrsleep syz-fuzzer 8966 419197 97546 0 3 0x4000082 thrsleep syz-fuzzer 8966 47356 97546 0 3 0x4000082 thrsleep syz-fuzzer 8966 222304 97546 0 3 0x4000082 thrsleep syz-fuzzer 8966 436739 97546 0 3 0x4000082 kqread syz-fuzzer 8966 315592 97546 0 3 0x4000082 thrsleep syz-fuzzer 8966 149874 97546 0 3 0x4000082 thrsleep syz-fuzzer 97546 446446 97816 0 3 0x10008a sigsusp ksh 97816 19192 17485 0 3 0x9a poll sshd 17485 384811 1 0 3 0x88 poll sshd 78582 11910 78896 74 3 0x100092 bpf pflogd 78896 416522 1 0 3 0x80 netio pflogd 81647 494224 7569 73 3 0x100090 kqread syslogd 7569 118791 1 0 3 0x100082 netio syslogd 31844 286038 1 0 3 0x100080 kqread resolvd 624 488302 57433 77 3 0x100092 kqread dhcpleased 70497 372153 57433 77 3 0x100092 kqread dhcpleased 57433 146748 1 0 3 0x80 kqread dhcpleased 65033 193977 0 0 2 0x14200 smr 54510 305429 0 0 2 0x14200 zerothread 60428 368153 0 0 3 0x14200 aiodoned aiodoned 72720 269049 0 0 3 0x14200 syncer update 39472 482213 0 0 3 0x14200 cleaner cleaner 12993 125701 0 0 3 0x14200 reaper reaper 33794 286904 0 0 3 0x14200 pgdaemon pagedaemon 45663 362474 0 0 3 0x14200 bored viomb 8068 23342 0 0 3 0x40014200 acpi0 acpi0 60836 350923 0 0 3 0x40014200 idle1 79631 98019 0 0 3 0x14200 bored softnet 37434 462392 0 0 3 0x14200 bored systqmp 58563 420827 0 0 3 0x14200 bored systq 82239 83632 0 0 2 0x40014200 softclock 57591 17524 0 0 3 0x40014200 idle0 1 168638 0 0 3 0x80082 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 92026 (syz-executor.1) thread 0xffff8000211627e8 (177798) exclusive rwlock vm_list r = 0 (0xffff800000679c88) #0 witness_lock+0x44d #1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310 #2 vm_create+0xa4 sys/arch/amd64/amd64/vmm.c:1508 #3 vmmioctl+0x1f2 #4 VOP_IOCTL+0x96 sys/kern/vfs_vops.c:264 #5 vn_ioctl+0xbc sys/kern/vfs_vnops.c:531 #6 sys_ioctl+0x4a2 #7 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #7 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #8 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10213 6550K 6872K 78643K 12338 0 pcb 13 14K 16K 78643K 224 0 rtable 241 7K 10K 78643K 655 0 ifaddr 89 18K 19K 78643K 211 0 sysctl 2 0K 0K 78643K 2 0 counters 56 35K 35K 78643K 76 0 ioctlops 1 2K 4K 78643K 1584 0 iov 0 0K 28K 78643K 106 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 5 0 vnodes 1435 90K 90K 78643K 1699 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 11 0 VM map 2 1K 1K 78643K 2 0 sem 12 1K 1K 78643K 16 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12548 0 file desc 18 65K 93K 78643K 1111 0 sigio 1 0K 0K 78643K 1 0 proc 69 87K 124K 78643K 651 0 subproc 104 6K 6K 78643K 117 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 34 0 in_multi 99 6K 6K 78643K 144 0 ether_multi 1 0K 0K 78643K 13 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 205 917K 917K 78643K 205 0 exec 0 0K 2K 78643K 725 0 tdb 3 0K 0K 78643K 3 0 pagedep 1 8K 8K 78643K 1 0 inodedep 1 32K 32K 78643K 1 0 newblk 1 0K 0K 78643K 1 0 VM swap 7 26K 26K 78643K 7 0 UVM amap 361 104K 104K 78643K 15939 0 UVM aobj 84 6K 6K 78643K 87 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 112 0 NDP 12 0K 2K 78643K 40 0 temp 118 4702K 4766K 78643K 8211 0 kqueue 10 14K 18K 78643K 88 0 SYN cache 2 16K 16K 78643K 2 0 ddb{0}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle plcache 128 22 0 0 1 0 1 1 0 8 0 rtpcb 120 81 0 78 2 1 1 2 0 8 0 rtentry 112 126 0 15 4 0 4 4 0 8 0 unpcb 136 473 0 458 7 6 1 4 0 8 0 syncache 296 4 0 4 1 1 0 1 0 8 0 tcpcb 736 1575 0 1505 22 14 8 17 0 8 1 arp 120 20 0 2 1 0 1 1 0 8 0 inpcb 304 2269 0 2262 21 15 6 14 0 8 5 nd6 48 27 0 3 1 0 1 1 0 8 0 pkpcb 40 3 0 3 1 1 0 1 0 8 0 kcovpl 48 9 0 1 1 0 1 1 0 8 0 ppxss 1248 6 0 6 1 1 0 1 0 8 0 pfstscr 40 1 0 1 1 0 1 1 0 8 1 pffrag 232 2 0 0 1 0 1 1 0 482 0 pffrnode 88 2 0 0 1 0 1 1 0 8 0 pffrent 40 8 0 6 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 pfrke_plain 168 10 0 10 1 1 0 1 0 8 0 pfrktable 1344 74 0 74 4 4 0 1 0 8 0 pftag 88 10 0 10 2 2 0 1 0 8 0 pfstitem 24 53 0 32 1 0 1 1 0 8 0 pfstkey 112 55 0 34 1 0 1 1 0 8 0 pfstate 320 54 0 33 3 0 3 3 0 8 0 pfrule 1360 45 0 34 5 4 1 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 523 0 68 31 2 29 29 0 8 0 art_table 32 524 0 68 4 0 4 4 0 8 0 art_node 16 125 0 25 1 0 1 1 0 8 0 sysvmsgpl 40 30 0 7 2 1 1 1 0 8 0 semupl 112 3 0 3 1 1 0 1 0 8 0 semapl 112 10 0 0 1 0 1 1 0 8 0 shmpl 112 84 0 3 3 0 3 3 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 2703 0 1261 91 0 91 91 0 8 0 ffsino 272 2703 0 1261 97 0 97 97 0 8 0 nchpl 144 4311 0 2680 63 0 63 63 0 8 0 rtmask 32 20 0 20 1 1 0 1 0 8 0 uvmvnodes 80 3145 0 0 65 0 65 65 0 8 0 vnodes 224 3145 0 0 185 0 185 185 0 8 0 namei 1024 14563 0 14563 2 1 1 2 0 8 1 percpumem 16 50 0 10 1 0 1 1 0 8 0 vcpupl 2048 2 0 1 1 0 1 1 0 8 0 vmpool 560 5 0 4 2 1 1 1 0 8 0 pfiaddrpl 120 20 0 20 4 4 0 1 0 8 0 scxspl 216 12612 0 12612 10 9 1 8 0 8 1 plimitpl 152 161 0 146 1 0 1 1 0 8 0 sigapl 424 1412 0 1366 6 0 6 6 0 8 0 futexpl 64 8766 0 8760 1 0 1 1 0 8 0 knotepl 112 122 0 0 3 0 3 3 0 8 0 kqueuepl 216 306 0 300 10 6 4 5 0 8 3 pipepl 336 627 0 599 18 12 6 8 0 8 3 fdescpl 496 1397 0 1366 5 1 4 5 0 8 0 filepl 152 9303 0 9060 25 10 15 19 0 8 5 lockfpl 104 130 0 128 1 0 1 1 0 8 0 lockfspl 48 58 0 56 1 0 1 1 0 8 0 sessionpl 144 26 0 9 1 0 1 1 0 8 0 pgrppl 48 30 0 13 1 0 1 1 0 8 0 ucredpl 96 486 0 473 1 0 1 1 0 8 0 zombiepl 144 1366 0 1366 1 0 1 1 0 8 1 processpl 1064 1412 0 1366 4 0 4 4 0 8 0 procpl 672 3402 0 3340 8 1 7 7 0 8 1 srpgc 96 2 0 2 1 1 0 1 0 8 0 sosppl 168 11 0 11 3 2 1 1 0 8 1 sockpl 480 2831 0 2806 36 24 12 24 0 8 8 mcl64k 65536 13 0 0 2 0 2 2 0 8 0 mcl16k 16384 4 0 0 1 0 1 1 0 8 0 mcl12k 12288 12 0 0 2 0 2 2 0 8 0 mcl9k 9216 3 0 0 1 0 1 1 0 8 0 mcl8k 8192 22 0 0 3 1 2 3 0 8 0 mcl4k 4096 11 0 0 2 0 2 2 0 8 0 mcl2k2 2112 4 0 0 1 0 1 1 0 8 0 mcl2k 2048 178 0 0 22 0 22 22 0 8 0 mtagpl 96 86 0 0 3 0 3 3 0 8 0 mbufpl 256 459 0 0 28 0 28 28 0 8 0 bufpl 288 4933 0 148 342 0 342 342 0 8 0 anonpl 24 354378 0 334798 142 15 127 137 0 186 0 amapchunkpl 152 38861 0 37932 43 6 37 40 0 158 1 amappl16 200 3386 0 2788 47 14 33 45 0 8 1 amappl15 192 299 0 291 1 0 1 1 0 8 0 amappl14 184 4 0 2 1 0 1 1 0 8 0 amappl13 176 88 0 86 1 0 1 1 0 8 0 amappl12 168 212 0 207 1 0 1 1 0 8 0 amappl11 160 53 0 39 1 0 1 1 0 8 0 amappl10 152 165 0 159 1 0 1 1 0 8 0 amappl9 144 718 0 710 1 0 1 1 0 8 0 amappl8 136 874 0 810 3 0 3 3 0 8 0 amappl7 128 372 0 358 1 0 1 1 0 8 0 amappl6 120 450 0 428 2 1 1 2 0 8 0 amappl5 112 1269 0 1245 1 0 1 1 0 8 0 amappl4 104 870 0 844 1 0 1 1 0 8 0 amappl3 96 428 0 415 1 0 1 1 0 8 0 amappl2 88 685 0 641 3 1 2 3 0 8 0 amappl1 80 28440 0 27826 19 5 14 19 0 8 0 amappl 88 15435 0 15159 7 0 7 7 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 86 0 3 2 0 2 2 0 8 0 uaddrrnd 24 1402 0 1370 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1402 0 1370 1 0 1 1 0 8 0 vmmpekpl 168 16502 0 16443 3 0 3 3 0 8 0 vmmpepl 168 131043 0 128341 140 20 120 128 0 357 2 vmsppl 368 1401 0 1370 4 0 4 4 0 8 0 rwobjpl 56 36263 0 31419 70 1 69 69 0 8 0 pdppl 4096 2811 0 2741 145 74 71 83 0 8 1 pvpl 32 712504 0 688353 258 54 204 245 0 265 2 pmappl 248 1401 0 1370 3 0 3 3 0 8 0 extentpl 40 58 0 38 1 0 1 1 0 8 0 phpool 112 823 0 110 21 0 21 21 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace vmptrld() at vmptrld+0xb vm_create(ffff800000d03800,ffff8000211627e8) at vm_create+0x2d3 sys/arch/amd64/amd64/vmm.c:1545 vmmioctl(a00,c5005601,ffff800000d03800,1,ffff8000211627e8) at vmmioctl+0x1f2 VOP_IOCTL(fffffd8077b92ad0,c5005601,ffff800000d03800,1,fffffd807f7d86c0,ffff8000211627e8) at VOP_IOCTL+0x96 sys/kern/vfs_vops.c:264 vn_ioctl(fffffd807d2fc0b8,c5005601,ffff800000d03800,ffff8000211627e8) at vn_ioctl+0xbc sys/kern/vfs_vnops.c:531 sys_ioctl(ffff8000211627e8,ffff80002e3660d8,ffff80002e366130) at sys_ioctl+0x4a2 syscall(ffff80002e3661a0) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff80002e3661a0) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x66c44703ef0, count: -8 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x1a: addq $0x8,%rsp ddb{1}> trace x86_ipi_db(ffff800020ce8ff0) at x86_ipi_db+0x1a sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xb7 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x23 end of kernel end trace frame: 0x7f7ffffe9990, count: -3