login: 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(ffff800000a24000,ffff800020ec7398) at vm_create+0x304 vcpu_init sys/arch/amd64/amd64/vmm.c:3586 [inline] vm_create(ffff800000a24000,ffff800020ec7398) at vm_create+0x304 sys/arch/amd64/amd64/vmm.c:1482 VOP_IOCTL(fffffd806e331dd0,c5005601,ffff800000a24000,1,fffffd807f7bf6c0,ffff800020ec7398) at VOP_IOCTL+0x88 sys/kern/vfs_vops.c:290 vn_ioctl(fffffd806787b6a0,c5005601,ffff800000a24000,ffff800020ec7398) at vn_ioctl+0xba sys/kern/vfs_vnops.c:531 sys_ioctl(ffff800020ec7398,ffff800021fad928,ffff800021fad970) at sys_ioctl+0x4a5 syscall(ffff800021fad9f0) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800021fad9f0) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x1a10cc09b60, count: -7 ddb{0}> show registers rdi 0xffff800021f9b1d0 rsi 0x1 rbp 0xffff800021fad5e0 rbx 0xffff800021f9ae80 rdx 0x1d72 __ALIGN_SIZE+0xd72 rcx 0x11e57ed0 __kernel_phys_end+0xf657ed0 rax 0xfffffd8067430000 r8 0 r9 0 r10 0x4 r11 0x6af430a6764f86fe r12 0x1 r13 0 r14 0xffff800021f9ae80 r15 0xffff800021f9b1d0 rip 0xffffffff81ed6bd1 vmptrld+0xb cs 0x8 rflags 0x10202 __ALIGN_SIZE+0xf202 rsp 0xffff800021fad5a8 ss 0x10 vmptrld+0xb: rdrand 0(%rdi) ddb{0}> show proc PROC (syz-executor.1) pid=118511 stat=onproc flags process=0 proc=4000000 pri=32, usrpri=86, nice=20 forw=0xffffffffffffffff, list=0xffff800020ec69d8,0xffffffff826651b0 process=0xffff800020e92ba8 user=0xffff800021fa8000, vmspace=0xfffffd807efff8a0 estcpu=36, cpticks=0, pctcpu=0.0 user=0, sys=0, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 2915 443207 3496 0 2 0 syz-executor.0 2915 518512 3496 0 2 0x4000000 syz-executor.0 37766 122856 56948 0 2 0 syz-executor.1 37766 51196 56948 0 7 0x4000000 syz-executor.1 37766 150058 56948 0 2 0x4000000 syz-executor.1 *37766 118511 56948 0 7 0x4000000 syz-executor.1 56948 305118 95719 0 3 0x82 nanosleep syz-executor.1 3496 226227 95719 0 3 0x82 nanosleep syz-executor.0 95719 351991 75281 0 3 0x82 thrsleep syz-fuzzer 95719 98999 75281 0 3 0x4000082 thrsleep syz-fuzzer 95719 146555 75281 0 3 0x4000082 thrsleep syz-fuzzer 95719 476665 75281 0 3 0x4000082 thrsleep syz-fuzzer 95719 305254 75281 0 3 0x4000082 thrsleep syz-fuzzer 95719 213926 75281 0 3 0x4000082 thrsleep syz-fuzzer 95719 348176 75281 0 3 0x4000082 thrsleep syz-fuzzer 95719 264638 75281 0 3 0x4000082 thrsleep syz-fuzzer 95719 188328 75281 0 3 0x4000082 thrsleep syz-fuzzer 95719 887 75281 0 3 0x4000082 kqread syz-fuzzer 75281 411213 7864 0 3 0x10008a pause ksh 7864 22545 25694 0 3 0x92 select sshd 30064 299968 1 0 3 0x100083 ttyin getty 25694 414801 1 0 3 0x80 select sshd 1785 340609 61323 74 3 0x100092 bpf pflogd 61323 403018 1 0 3 0x80 netio pflogd 1450 293152 15355 73 3 0x100090 kqread syslogd 15355 36774 1 0 3 0x100082 netio syslogd 50952 362876 1 77 3 0x100090 poll dhclient 57252 317612 1 0 3 0x80 poll dhclient 34947 479671 0 0 3 0x14200 bored smr 37045 48857 0 0 2 0x14200 zerothread 9907 485166 0 0 3 0x14200 aiodoned aiodoned 57126 420408 0 0 3 0x14200 syncer update 37195 85384 0 0 3 0x14200 cleaner cleaner 33602 278872 0 0 3 0x14200 reaper reaper 63763 331115 0 0 3 0x14200 pgdaemon pagedaemon 41114 227894 0 0 3 0x14200 bored crynlk 49279 447287 0 0 3 0x14200 bored crypto 99354 404853 0 0 3 0x40014200 acpi0 acpi0 8680 389459 0 0 3 0x40014200 idle1 64691 128975 0 0 3 0x14200 bored softnet 95216 445743 0 0 3 0x14200 bored systqmp 40223 403005 0 0 3 0x14200 bored systq 81948 139631 0 0 3 0x40014200 bored softclock 95833 122301 0 0 3 0x40014200 idle0 1 309675 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 37766 (syz-executor.1) thread 0xffff800020ec7398 (118511) exclusive rwlock vmlistlock r = 0 (0xffff800000678878) #0 witness_lock+0x4c7 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4c7 sys/kern/subr_witness.c:1164 #1 rw_enter+0x453 sys/kern/kern_rwlock.c:311 #2 vm_create+0x130 vm_impl_init sys/arch/amd64/amd64/vmm.c:1642 [inline] #2 vm_create+0x130 sys/arch/amd64/amd64/vmm.c:1463 #3 VOP_IOCTL+0x88 sys/kern/vfs_vops.c:290 #4 vn_ioctl+0xba sys/kern/vfs_vnops.c:531 #5 sys_ioctl+0x4a5 #6 syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] #6 syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 #7 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff8266f830) #0 witness_lock+0x4c7 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4c7 sys/kern/subr_witness.c:1164 #1 __mp_acquire_count+0x51 sys/kern/kern_lock.c:227 #2 mi_switch+0x392 sys/kern/sched_bsd.c:435 #3 sleep_finish+0x113 sys/kern/kern_synch.c:418 #4 rw_enter+0x3d6 sys/kern/kern_rwlock.c:287 #5 vm_create+0x130 vm_impl_init sys/arch/amd64/amd64/vmm.c:1642 [inline] #5 vm_create+0x130 sys/arch/amd64/amd64/vmm.c:1463 #6 VOP_IOCTL+0x88 sys/kern/vfs_vops.c:290 #7 vn_ioctl+0xba sys/kern/vfs_vnops.c:531 #8 sys_ioctl+0x4a5 #9 syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] #9 syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 #10 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 9475 6398K 6722K 78643K 10638 0 pcb 13 8K 8K 78643K 23 0 rtable 109 3K 3K 78643K 207 0 ifaddr 45 10K 10K 78643K 48 0 counters 43 33K 33K 78643K 43 0 ioctlops 1 2K 4K 78643K 1475 0 iov 0 0K 24K 78643K 4 0 mount 1 1K 1K 78643K 1 0 vnodes 1223 77K 77K 78643K 1253 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 3 0 VM map 2 1K 1K 78643K 2 0 sem 12 0K 0K 78643K 16 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1809 196K 290K 78643K 12766 0 file desc 6 17K 25K 78643K 80 0 proc 60 63K 95K 78643K 442 0 subproc 32 2K 2K 78643K 34 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 in_multi 33 2K 2K 78643K 33 0 ether_multi 1 0K 0K 78643K 1 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 49 228K 228K 78643K 49 0 exec 0 0K 1K 78643K 218 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 147 40K 40K 78643K 1194 0 UVM aobj 4 2K 2K 78643K 6 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 NDP 6 0K 0K 78643K 10 0 temp 67 3036K 3116K 78643K 6150 0 kqueue 3 4K 5K 78643K 7 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 arp 64 7 0 0 1 0 1 1 0 8 0 plcache 128 20 0 0 1 0 1 1 0 8 0 rtpcb 80 19 0 17 1 0 1 1 0 8 0 rtentry 112 48 0 2 2 0 2 2 0 8 0 unpcb 120 47 0 37 1 0 1 1 0 8 0 syncache 264 4 0 4 1 1 0 1 0 8 0 tcpqe 32 103 0 103 1 0 1 1 0 8 1 tcpcb 544 16 0 12 1 0 1 1 0 8 0 inpcb 280 146 0 139 2 0 2 2 0 8 1 nd6 48 6 0 0 1 0 1 1 0 8 0 pfosfp 40 846 0 423 5 0 5 5 0 8 0 pfosfpen 112 1428 0 714 21 0 21 21 0 8 0 pfstitem 24 14 0 0 1 0 1 1 0 8 0 pfstkey 112 14 0 0 1 0 1 1 0 8 0 pfstate 328 14 0 0 2 0 2 2 0 8 0 pfrule 1360 21 0 16 2 1 1 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 195 0 0 13 0 13 13 0 8 0 art_table 32 196 0 0 2 0 2 2 0 8 0 art_node 16 47 0 6 1 0 1 1 0 8 0 semupl 112 2 0 2 1 0 1 1 0 8 1 semapl 112 12 0 2 1 0 1 1 0 8 0 shmpl 112 4 0 2 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 1494 0 86 89 0 89 89 0 8 0 ffsino 272 1494 0 86 95 0 95 95 0 8 0 nchpl 144 1785 0 178 60 0 60 60 0 8 0 uvmvnodes 72 1556 0 0 29 0 29 29 0 8 0 vnodes 208 1556 0 0 82 0 82 82 0 8 0 namei 1024 4735 0 4735 1 0 1 1 0 8 1 percpumem 16 32 0 0 1 0 1 1 0 8 0 vcpupl 1984 2 0 1 1 0 1 1 0 8 0 vmpool 560 2 0 1 1 0 1 1 0 8 0 scxspl 192 4532 0 4532 4 1 3 3 0 8 3 plimitpl 152 19 0 11 1 0 1 1 0 8 0 sigapl 424 295 0 263 4 0 4 4 0 8 0 futexpl 56 777 0 777 1 0 1 1 0 8 1 knotepl 112 63 0 44 1 0 1 1 0 8 0 kqueuepl 144 6 0 4 1 0 1 1 0 8 0 pipelkpl 48 82 0 72 1 0 1 1 0 8 0 pipepl 120 164 0 145 1 0 1 1 0 8 0 fdescpl 496 280 0 263 3 0 3 3 0 8 0 filepl 152 1519 0 1417 5 0 5 5 0 8 1 lockfpl 104 13 0 12 1 0 1 1 0 8 0 lockfspl 48 7 0 6 1 0 1 1 0 8 0 sessionpl 112 18 0 7 1 0 1 1 0 8 0 pgrppl 48 18 0 7 1 0 1 1 0 8 0 ucredpl 96 145 0 136 1 0 1 1 0 8 0 zombiepl 144 263 0 263 1 0 1 1 0 8 1 processpl 984 295 0 263 5 0 5 5 0 8 0 procpl 624 407 0 362 4 0 4 4 0 8 0 sockpl 400 212 0 193 3 0 3 3 0 8 1 mcl64k 65536 1 0 0 1 0 1 1 0 8 0 mcl12k 12288 2 0 0 1 0 1 1 0 8 0 mcl8k 8192 1 0 0 1 0 1 1 0 8 0 mcl4k 4096 2 0 0 1 0 1 1 0 8 0 mcl2k 2048 205 0 0 25 0 25 25 0 8 0 mtagpl 80 2 0 0 1 0 1 1 0 8 0 mbufpl 256 229 0 0 14 0 14 14 0 8 0 bufpl 280 3443 0 145 236 0 236 236 0 8 0 anonpl 16 39599 0 25436 59 1 58 58 0 124 0 amapchunkpl 152 1235 0 1093 8 0 8 8 0 158 2 amappl16 192 1025 0 279 38 0 38 38 0 8 0 amappl15 184 3 0 1 1 0 1 1 0 8 0 amappl14 176 68 0 63 1 0 1 1 0 8 0 amappl13 168 73 0 68 1 0 1 1 0 8 0 amappl12 160 4 0 2 2 1 1 1 0 8 0 amappl11 152 51 0 36 1 0 1 1 0 8 0 amappl10 144 23 0 15 1 0 1 1 0 8 0 amappl9 136 369 0 366 1 0 1 1 0 8 0 amappl8 128 361 0 321 2 0 2 2 0 8 0 amappl7 120 121 0 108 1 0 1 1 0 8 0 amappl6 112 32 0 23 1 0 1 1 0 8 0 amappl5 104 179 0 163 1 0 1 1 0 8 0 amappl4 96 480 0 451 1 0 1 1 0 8 0 amappl3 88 112 0 101 1 0 1 1 0 8 0 amappl2 80 1362 0 1272 2 0 2 2 0 8 0 amappl1 72 17136 0 16570 23 9 14 18 0 8 3 amappl 80 655 0 605 2 0 2 2 0 84 0 dma4096 4096 1 0 1 1 1 0 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 64 5 0 2 1 0 1 1 0 8 0 uaddrrnd 24 282 0 264 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 282 0 264 1 0 1 1 0 8 0 vmmpekpl 168 8243 0 8207 2 0 2 2 0 8 0 vmmpepl 168 45170 0 42875 116 5 111 111 0 357 11 vmsppl 368 281 0 264 2 0 2 2 0 8 0 pdppl 4096 572 0 529 6 0 6 6 0 8 0 pvpl 32 153912 0 135712 152 0 152 152 0 265 5 pmappl 232 281 0 264 2 0 2 2 0 8 0 extentpl 40 46 0 29 1 0 1 1 0 8 0 phpool 112 264 0 3 8 0 8 8 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace vmptrld() at vmptrld+0xb vm_create(ffff800000a24000,ffff800020ec7398) at vm_create+0x304 vcpu_init sys/arch/amd64/amd64/vmm.c:3586 [inline] vm_create(ffff800000a24000,ffff800020ec7398) at vm_create+0x304 sys/arch/amd64/amd64/vmm.c:1482 VOP_IOCTL(fffffd806e331dd0,c5005601,ffff800000a24000,1,fffffd807f7bf6c0,ffff800020ec7398) at VOP_IOCTL+0x88 sys/kern/vfs_vops.c:290 vn_ioctl(fffffd806787b6a0,c5005601,ffff800000a24000,ffff800020ec7398) at vn_ioctl+0xba sys/kern/vfs_vnops.c:531 sys_ioctl(ffff800020ec7398,ffff800021fad928,ffff800021fad970) at sys_ioctl+0x4a5 syscall(ffff800021fad9f0) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800021fad9f0) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x1a10cc09b60, count: -7 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x1a: addq $0x8,%rsp ddb{1}> trace x86_ipi_db(ffff800020e00ff0) at x86_ipi_db+0x1a sys/arch/amd64/amd64/db_interface.c:352 x86_ipi_handler() at x86_ipi_handler+0xc6 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x23 __mp_lock(ffffffff8266f628) at __mp_lock+0x127 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff8266f628) at __mp_lock+0x127 sys/kern/kern_lock.c:147 sys_futex(ffff800020ec6c48,ffff800021f90ee0,ffff800021f90f30) at sys_futex+0xf6 sys/kern/sys_futex.c:109 syscall(ffff800021f90fb0) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800021f90fb0) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x1a13f1b5f10, count: -7