panic: acquiring blockable sleep lock with spinlock or critical section held (kernel_lock) &kernel_lock Stopped at db_enter+0x1c: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND *373846 87283 0 0x8000000 0x4000000 0 syz-executor.3 db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff828e8745) at panic+0x17b sys/kern/subr_prf.c:198 witness_checkorder(ffffffff82e31640,9,0) at witness_checkorder+0xd03 witness_debugger sys/kern/subr_witness.c:2524 [inline] witness_checkorder(ffffffff82e31640,9,0) at witness_checkorder+0xd03 sys/kern/subr_witness.c:786 __mp_lock(ffffffff82e31438) at __mp_lock+0xa2 read_rflags machine/cpufunc.h:195 [inline] __mp_lock(ffffffff82e31438) at __mp_lock+0xa2 intr_disable machine/cpufunc.h:216 [inline] __mp_lock(ffffffff82e31438) at __mp_lock+0xa2 sys/kern/kern_lock.c:142 intr_handler(ffff800031f478f0,ffff80000006bc00) at intr_handler+0x62 sys/arch/amd64/amd64/intr.c:539 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f Xspllower() at Xspllower+0x1d mtx_enter_try(ffffffff82e90320) at mtx_enter_try+0x103 mtx_enter(ffffffff82e90320) at mtx_enter+0x4e sys/kern/kern_lock.c:266 pool_get(ffffffff82e90320,9) at pool_get+0xc4 sys/kern/subr_pool.c:579 uvmspace_alloc(0,1000,1,0) at uvmspace_alloc+0x41 sys/uvm/uvm_map.c:3279 vm_impl_init(ffff800030fa7b58,ffff8000ffff7c60) at vm_impl_init+0x92 sys/arch/amd64/amd64/vmm_machdep.c:1245 vm_create(ffff800000e7cc00,ffff8000ffff7c60) at vm_create+0x13e sys/dev/vmm/vmm.c:388 vmmioctl(a00,c2585601,ffff800000e7cc00,1,ffff8000ffff7c60) at vmmioctl+0x2de end trace frame: 0xffff800031f47db0, 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{0}> ddb{0}> set $lines = 0 ddb{0}> set $maxwidth = 0 ddb{0}> show panic *cpu0: acquiring blockable sleep lock with spinlock or critical section held (kernel_lock) &kernel_lock ddb{0}> trace db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff828e8745) at panic+0x17b sys/kern/subr_prf.c:198 witness_checkorder(ffffffff82e31640,9,0) at witness_checkorder+0xd03 witness_debugger sys/kern/subr_witness.c:2524 [inline] witness_checkorder(ffffffff82e31640,9,0) at witness_checkorder+0xd03 sys/kern/subr_witness.c:786 __mp_lock(ffffffff82e31438) at __mp_lock+0xa2 read_rflags machine/cpufunc.h:195 [inline] __mp_lock(ffffffff82e31438) at __mp_lock+0xa2 intr_disable machine/cpufunc.h:216 [inline] __mp_lock(ffffffff82e31438) at __mp_lock+0xa2 sys/kern/kern_lock.c:142 intr_handler(ffff800031f478f0,ffff80000006bc00) at intr_handler+0x62 sys/arch/amd64/amd64/intr.c:539 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f Xspllower() at Xspllower+0x1d mtx_enter_try(ffffffff82e90320) at mtx_enter_try+0x103 mtx_enter(ffffffff82e90320) at mtx_enter+0x4e sys/kern/kern_lock.c:266 pool_get(ffffffff82e90320,9) at pool_get+0xc4 sys/kern/subr_pool.c:579 uvmspace_alloc(0,1000,1,0) at uvmspace_alloc+0x41 sys/uvm/uvm_map.c:3279 vm_impl_init(ffff800030fa7b58,ffff8000ffff7c60) at vm_impl_init+0x92 sys/arch/amd64/amd64/vmm_machdep.c:1245 vm_create(ffff800000e7cc00,ffff8000ffff7c60) at vm_create+0x13e sys/dev/vmm/vmm.c:388 vmmioctl(a00,c2585601,ffff800000e7cc00,1,ffff8000ffff7c60) at vmmioctl+0x2de VOP_IOCTL(fffffd806e960bd8,c2585601,ffff800000e7cc00,1,fffffd807f7d3820,ffff8000ffff7c60) at VOP_IOCTL+0x9a sys/kern/vfs_vops.c:264 vn_ioctl(fffffd807bc05860,c2585601,ffff800000e7cc00,ffff8000ffff7c60) at vn_ioctl+0xc0 sys/kern/vfs_vnops.c:525 sys_ioctl(ffff8000ffff7c60,ffff800031f480b0,ffff800031f48000) at sys_ioctl+0x4a9 syscall(ffff800031f480b0) at syscall+0x8cf mi_syscall sys/sys/syscall_mi.h:180 [inline] syscall(ffff800031f480b0) at syscall+0x8cf sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x728925974f0, count: -19 ddb{0}> show registers rdi 0 rsi 0x1 rbp 0xffff800031f476e0 rbx 0xffffffff82cf7d77 cpu_info_full_primary+0x2d77 rdx 0xffff800000e0e240 rcx 0xffff8000ffff7c60 rax 0xffffffff82cf6ff0 cpu_info_full_primary+0x1ff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0x68e89011dd1d899 r11 0xd3ac3043a9f9f81e r12 0xffffffff82cf7b78 cpu_info_full_primary+0x2b78 r13 0 r14 0 r15 0x1 rip 0xffffffff827f493c db_enter+0x1c cs 0x8 rflags 0x246 rsp 0xffff800031f476d0 ss 0x10 db_enter+0x1c: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor.3) tid=373846 pid=87283 tcnt=2 stat=onproc flags process=8000000 proc=4000000 runpri=32, usrpri=67, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 forw=0xffffffffffffffff, list=0xffff8000ffff79d0,0xffff8000ffff6d10 process=0xffff80002a159638 user=0xffff800031f43000, vmspace=0xfffffd806a1278b0 estcpu=36, cpticks=2, pctcpu=0.0, user=0, sys=0, intr=1 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 1845 382901 94912 0 2 0x8000000 syz-executor.0 87283 497987 70250 0 2 0x8000000 syz-executor.3 *87283 373846 70250 0 7 0xc000000 syz-executor.3 78216 366126 97276 0 2 0x8000000 syz-executor.7 78216 247960 97276 0 2 0xc000000 syz-executor.7 16579 389062 79621 0 2 0x8000000 syz-executor.2 80004 15822 83026 0 3 0x8000080 nanoslp syz-executor.5 80004 99205 83026 0 2 0xc000000 syz-executor.5 80004 297904 83026 0 3 0xc000080 fsleep syz-executor.5 97276 318174 16755 0 3 0x8000082 nanoslp syz-executor.7 74181 509425 16755 0 3 0x8000082 nanoslp syz-executor.6 83026 395279 16755 0 3 0x8000082 nanoslp syz-executor.5 79621 96486 16755 0 3 0x8000082 nanoslp syz-executor.2 94912 12386 16755 0 3 0x8000082 nanoslp syz-executor.0 20427 195011 16755 0 2 0x8000002 syz-executor.1 67644 366387 1 0 3 0x18100083 ttyin getty 97609 244953 16755 0 3 0x8000002 biowait syz-executor.4 70250 134536 16755 0 3 0x8000082 nanoslp syz-executor.3 95160 437005 0 0 3 0x14200 bored sosplice 16755 519342 66227 0 3 0x1a000082 wait syz-fuzzer 16755 294985 66227 0 3 0x1e000082 nanoslp syz-fuzzer 16755 111178 66227 0 3 0x1e000082 thrsleep syz-fuzzer 16755 99187 66227 0 3 0x1e000082 thrsleep syz-fuzzer 16755 234009 66227 0 3 0x1e000082 thrsleep syz-fuzzer 16755 356081 66227 0 3 0x1e000082 wait syz-fuzzer 16755 416919 66227 0 3 0x1e000082 wait syz-fuzzer 16755 191059 66227 0 3 0x1e000082 thrsleep syz-fuzzer 16755 73207 66227 0 3 0x1e000082 kqread syz-fuzzer 16755 397550 66227 0 3 0x1e000082 wait syz-fuzzer 16755 465921 66227 0 3 0x1e000082 thrsleep syz-fuzzer 16755 108853 66227 0 3 0x1e000082 wait syz-fuzzer 16755 503697 66227 0 3 0x1e000082 wait syz-fuzzer 16755 9564 66227 0 3 0x1e000082 wait syz-fuzzer 16755 517279 66227 0 3 0x1e000082 wait syz-fuzzer 16755 376347 66227 0 2 0x1e000002 syz-fuzzer 66227 425318 76046 0 3 0x810008a sigsusp ksh 76046 162800 74658 0 3 0x1800009a kqread sshd 74658 487273 1 0 3 0x18000088 kqread sshd 9184 60204 40020 73 3 0x19100010 ffs_fsync syslogd 40020 426199 1 0 3 0x18100082 sbwait syslogd 37279 424059 1 0 3 0x18100080 kqread resolvd 42588 19559 75904 77 3 0x18100092 kqread dhcpleased 50132 126865 75904 77 3 0x18100092 kqread dhcpleased 75904 498950 1 0 3 0x18000080 kqread dhcpleased 78078 47952 0 0 3 0x14200 bored smr 43849 325437 0 0 2 0x14200 zerothread 51133 245246 0 0 3 0x14200 aiodoned aiodoned 18169 297607 0 0 3 0x14200 syncer update 86755 109520 0 0 3 0x14200 cleaner cleaner 85523 345988 0 0 3 0x14200 reaper reaper 98796 272551 0 0 3 0x14200 pgdaemon pagedaemon 56050 168707 0 0 3 0x14200 bored viomb 26688 246884 0 0 3 0x40014200 acpi0 acpi0 2601 255725 0 0 7 0x40014200 idle1 99227 198150 0 0 3 0x14200 bored softnet3 45256 67847 0 0 3 0x14200 bored softnet2 7265 400762 0 0 3 0x14200 bored softnet1 31704 78859 0 0 3 0x14200 bored softnet0 25760 389573 0 0 3 0x14200 bored systqmp 91791 523978 0 0 3 0x14200 bored systq 47615 235029 0 0 3 0x14200 tmoslp softclockmp 87572 326962 0 0 3 0x40014200 tmoslp softclock 68382 65754 0 0 3 0x40014200 idle0 1 62116 0 0 3 0x8080082 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks CPU 0: exclusive mutex vmsppl r = 0 (0xffffffff82e90330) #0 witness_lock+0x446 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x446 sys/kern/subr_witness.c:1157 #1 mtx_enter_try+0x103 #2 mtx_enter+0x4e sys/kern/kern_lock.c:266 #3 pool_get+0xc4 sys/kern/subr_pool.c:579 #4 uvmspace_alloc+0x41 sys/uvm/uvm_map.c:3279 #5 vm_impl_init+0x92 sys/arch/amd64/amd64/vmm_machdep.c:1245 #6 vm_create+0x13e sys/dev/vmm/vmm.c:388 #7 vmmioctl+0x2de #8 VOP_IOCTL+0x9a sys/kern/vfs_vops.c:264 #9 vn_ioctl+0xc0 sys/kern/vfs_vnops.c:525 #10 sys_ioctl+0x4a9 #11 syscall+0x8cf mi_syscall sys/sys/syscall_mi.h:180 [inline] #11 syscall+0x8cf sys/arch/amd64/amd64/trap.c:577 #12 Xsyscall+0x128 Process 97609 (syz-executor.4) thread 0xffff8000373d0558 (244953) exclusive rrwlock inode r = 0 (0xfffffd807e7ab4e8) #0 witness_lock+0x446 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x446 sys/kern/subr_witness.c:1157 #1 rw_enter+0x32d sys/kern/kern_rwlock.c:309 #2 rrw_enter+0x91 sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518 #4 vn_lock+0x85 sys/kern/vfs_vnops.c:564 #5 vget+0x1fd sys/kern/vfs_subr.c:676 #6 ufs_ihashget+0x121 sys/ufs/ufs/ufs_ihash.c:119 #7 ffs_vget+0x7c sys/ufs/ffs/ffs_vfsops.c:1201 #8 ufs_lookup+0x1373 sys/ufs/ufs/ufs_lookup.c:478 #9 VOP_LOOKUP+0x5c sys/kern/vfs_vops.c:85 #10 vfs_lookup+0x6f8 sys/kern/vfs_lookup.c:566 #11 namei+0x56a sys/kern/vfs_lookup.c:250 #12 dounlinkat+0x9d sys/kern/vfs_syscalls.c:1855 #13 syscall+0x854 mi_syscall sys/sys/syscall_mi.h:180 [inline] #13 syscall+0x854 sys/arch/amd64/amd64/trap.c:577 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806e316d60) #0 witness_lock+0x446 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x446 sys/kern/subr_witness.c:1157 #1 rw_enter+0x32d sys/kern/kern_rwlock.c:309 #2 rrw_enter+0x91 sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518 #4 vn_lock+0x85 sys/kern/vfs_vnops.c:564 #5 vfs_lookup+0xd3 sys/kern/vfs_lookup.c:418 #6 namei+0x56a sys/kern/vfs_lookup.c:250 #7 dounlinkat+0x9d sys/kern/vfs_syscalls.c:1855 #8 syscall+0x854 mi_syscall sys/sys/syscall_mi.h:180 [inline] #8 syscall+0x854 sys/arch/amd64/amd64/trap.c:577 #9 Xsyscall+0x128 Process 9184 (syslogd) thread 0xffff8000ffffca50 (60204) exclusive rrwlock inode r = 0 (0xfffffd806e74a0a0) #0 witness_lock+0x446 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x446 sys/kern/subr_witness.c:1157 #1 rw_enter+0x32d sys/kern/kern_rwlock.c:309 #2 rrw_enter+0x91 sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518 #4 vn_lock+0x85 sys/kern/vfs_vnops.c:564 #5 sys_fsync+0xf1 sys/kern/vfs_syscalls.c:2904 #6 syscall+0x854 mi_syscall sys/sys/syscall_mi.h:180 [inline] #6 syscall+0x854 sys/arch/amd64/amd64/trap.c:577 #7 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10211 6576K 6885K 166960K 16027 0 pcb 17 12K 12K 166960K 677 0 rtable 208 6K 7K 166960K 2163 0 pf 34 9K 10K 166960K 303 0 ifaddr 45 17K 18K 166960K 335 0 ifgroup 57 2K 2K 166960K 487 0 sysctl 4 1K 2K 166960K 13 0 counters 68 36K 37K 166960K 326 0 ioctlops 1 1K 4K 166960K 1732 0 iov 0 0K 20K 166960K 280 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1444 91K 91K 166960K 4907 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 13K 166960K 91 0 VM map 2 1K 1K 166960K 2 0 sem 12 1K 1K 166960K 14 0 dirhash 12 2K 2K 166960K 84 0 ACPI 1697 195K 286K 166960K 12548 0 file desc 16 57K 85K 166960K 4475 0 sigio 0 0K 0K 166960K 96 0 proc 60 79K 152K 166960K 2051 0 subproc 104 6K 7K 166960K 705 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 648 0 in_multi 90 6K 7K 166960K 780 0 ether_multi 1 0K 0K 166960K 53 0 mrt 1 0K 0K 166960K 10 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 115 519K 519K 166960K 115 0 exec 0 0K 1K 166960K 1611 0 pfkey data 0 0K 0K 166960K 6 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 285 117K 147K 166960K 39839 0 UVM aobj 131 6K 6K 166960K 147 0 pinsyscall 36 72K 100K 166960K 6835 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 1K 166960K 399 0 NDP 13 0K 2K 166960K 249 0 temp 76 6820K 7316K 166960K 144722 0 kqueue 12 18K 32K 166960K 734 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 120 510 0 507 1 0 1 1 0 8 0 rtentry 112 732 0 639 4 1 3 4 0 8 0 unpcb 144 3512 0 3498 17 16 1 6 0 8 0 syncache 336 20 0 20 4 4 0 1 0 8 0 tcpqe 32 29 2 29 1 1 0 1 0 8 0 tcpcb 808 1368 0 1363 18 17 1 4 0 8 0 arp 120 141 0 123 1 0 1 1 0 8 0 inpcb 384 4609 0 4600 21 19 2 5 0 8 1 nd6 136 187 0 163 2 1 1 2 0 8 0 pkpcb 40 36 0 36 19 19 0 1 0 8 0 kcovpl 48 54 0 46 1 0 1 1 0 8 0 ppxss 1168 44 0 43 15 14 1 1 0 8 0 pffrag 232 49 0 47 4 3 1 1 0 482 0 pffrnode 88 47 0 45 4 3 1 1 0 8 0 pffrent 40 759 0 757 4 3 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 pfstitem 24 382 0 358 1 0 1 1 0 8 0 pfstkey 128 382 0 358 3 0 3 3 0 8 0 pfstate 376 382 0 358 7 2 5 7 0 8 0 pfrule 1344 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 2755 0 2374 49 25 24 30 0 8 0 art_table 32 2756 0 2374 4 0 4 4 0 8 0 art_node 16 718 0 635 1 0 1 1 0 8 0 sysvmsgpl 40 12 0 5 1 0 1 1 0 8 0 semupl 112 2 0 2 1 1 0 1 0 8 0 semapl 112 11 0 1 1 0 1 1 0 8 0 shmpl 112 144 0 16 4 0 4 4 0 8 0 dirhash 1024 65 0 48 3 0 3 3 0 8 0 dino2pl 256 8920 0 7394 97 1 96 97 0 8 0 ffsino 272 8920 0 7394 103 0 103 103 0 8 0 nchpl 144 15567 0 14961 67 40 27 67 0 8 0 uvmvnodes 80 9822 0 0 201 0 201 201 0 8 0 vnodes 216 9822 0 0 546 0 546 546 0 8 0 namei 1024 56876 0 56876 18 17 1 2 0 8 1 percpumem 16 177 0 129 1 0 1 1 0 8 0 vcpupl 3904 12 0 1 2 0 2 2 0 8 0 vmpool 696 23 0 11 6 4 2 2 0 8 0 kstatmem 264 284 0 258 2 0 2 2 0 8 0 scsiplug 72 21 0 21 6 6 0 1 0 8 0 scxspl 216 120298 0 120296 23 22 1 8 1 8 0 plimitpl 152 717 0 698 1 0 1 1 0 8 0 sigapl 424 4720 0 4674 9 3 6 8 0 8 0 futexpl 64 76144 0 76143 5 4 1 1 0 8 0 knotepl 120 1074 0 0 26 0 26 26 0 8 0 kqueuepl 216 1666 0 1658 12 11 1 9 0 8 0 pipepl 320 1013 0 985 8 5 3 8 0 8 0 fdescpl 496 4675 0 4648 7 2 5 5 0 8 0 filepl 152 33638 0 33388 34 23 11 19 0 8 1 lockfpl 104 1384 0 1382 3 2 1 2 0 8 0 lockfspl 48 539 0 537 1 0 1 1 0 8 0 sessionpl 144 70 0 54 1 0 1 1 0 8 0 pgrppl 48 210 0 194 1 0 1 1 0 8 0 ucredpl 104 5668 0 5658 1 0 1 1 0 8 0 zombiepl 144 4675 0 4674 3 2 1 1 0 8 0 processpl 1136 4720 0 4674 7 3 4 6 0 8 0 procpl 656 9483 0 9418 11 3 8 9 0 8 0 srpgc 96 48 0 48 16 16 0 1 0 8 0 sosppl 168 50 0 50 17 17 0 1 0 8 0 sockpl 664 8720 0 8694 43 40 3 15 0 8 0 mcl64k 65536 4 0 0 1 0 1 1 0 8 0 mcl12k 12288 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 10 0 0 2 0 2 2 0 8 0 mcl4k 4096 6 0 0 1 0 1 1 0 8 0 mcl2k 2048 513 0 0 50 5 45 50 0 8 0 mtagpl 96 10 0 0 1 0 1 1 0 8 0 mbufpl 256 819 0 0 34 0 34 34 0 8 0 bufpl 280 19539 0 9717 703 1 702 702 0 8 0 anonpl 24 787913 0 781448 221 128 93 98 0 186 26 amapchunkpl 152 134575 0 133932 129 86 43 51 0 158 14 amappl16 200 17134 0 16993 148 135 13 22 0 8 0 amappl15 192 70 0 69 2 1 1 1 0 8 0 amappl14 184 313 0 299 2 1 1 2 0 8 0 amappl13 176 38 0 38 1 1 0 1 0 8 0 amappl12 168 6050 0 6017 2 0 2 2 0 8 0 amappl11 160 54 0 44 1 0 1 1 0 8 0 amappl10 152 96 0 88 1 0 1 1 0 8 0 amappl9 144 205 0 204 1 0 1 1 0 8 0 amappl8 136 280 0 242 2 0 2 2 0 8 0 amappl7 128 59 0 45 1 0 1 1 0 8 0 amappl6 120 935 0 917 2 1 1 2 0 8 0 amappl5 112 348 0 336 1 0 1 1 0 8 0 amappl4 104 897 0 860 2 0 2 2 0 8 0 amappl3 96 24731 0 24654 3 0 3 3 0 8 0 amappl2 88 5227 0 5153 3 1 2 3 0 8 0 amappl1 80 25764 0 25269 22 10 12 22 0 8 0 amappl 88 38688 0 38499 6 0 6 6 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 72 146 0 16 3 0 3 3 0 8 0 uaddrrnd 24 4697 0 4659 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 4697 0 4659 1 0 1 1 0 8 0 vmmpekpl 168 35257 0 35186 4 0 4 4 0 8 0 vmmpepl 168 306737 0 304881 216 122 94 115 0 357 6 vmsppl 440 4696 0 4659 8 3 5 5 0 8 0 rwobjpl 56 85276 0 74230 180 22 158 160 0 8 0 pdppl 4096 9401 0 9329 303 227 76 86 0 8 4 pvpl 32 45469 0 0 368 1 367 367 0 265 0 pmappl 248 4696 0 4659 4 1 3 3 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 702 0 312 12 0 12 12 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff828e8745) at panic+0x17b sys/kern/subr_prf.c:198 witness_checkorder(ffffffff82e31640,9,0) at witness_checkorder+0xd03 witness_debugger sys/kern/subr_witness.c:2524 [inline] witness_checkorder(ffffffff82e31640,9,0) at witness_checkorder+0xd03 sys/kern/subr_witness.c:786 __mp_lock(ffffffff82e31438) at __mp_lock+0xa2 read_rflags machine/cpufunc.h:195 [inline] __mp_lock(ffffffff82e31438) at __mp_lock+0xa2 intr_disable machine/cpufunc.h:216 [inline] __mp_lock(ffffffff82e31438) at __mp_lock+0xa2 sys/kern/kern_lock.c:142 intr_handler(ffff800031f478f0,ffff80000006bc00) at intr_handler+0x62 sys/arch/amd64/amd64/intr.c:539 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f Xspllower() at Xspllower+0x1d mtx_enter_try(ffffffff82e90320) at mtx_enter_try+0x103 mtx_enter(ffffffff82e90320) at mtx_enter+0x4e sys/kern/kern_lock.c:266 pool_get(ffffffff82e90320,9) at pool_get+0xc4 sys/kern/subr_pool.c:579 uvmspace_alloc(0,1000,1,0) at uvmspace_alloc+0x41 sys/uvm/uvm_map.c:3279 vm_impl_init(ffff800030fa7b58,ffff8000ffff7c60) at vm_impl_init+0x92 sys/arch/amd64/amd64/vmm_machdep.c:1245 vm_create(ffff800000e7cc00,ffff8000ffff7c60) at vm_create+0x13e sys/dev/vmm/vmm.c:388 vmmioctl(a00,c2585601,ffff800000e7cc00,1,ffff8000ffff7c60) at vmmioctl+0x2de VOP_IOCTL(fffffd806e960bd8,c2585601,ffff800000e7cc00,1,fffffd807f7d3820,ffff8000ffff7c60) at VOP_IOCTL+0x9a sys/kern/vfs_vops.c:264 vn_ioctl(fffffd807bc05860,c2585601,ffff800000e7cc00,ffff8000ffff7c60) at vn_ioctl+0xc0 sys/kern/vfs_vnops.c:525 sys_ioctl(ffff8000ffff7c60,ffff800031f480b0,ffff800031f48000) at sys_ioctl+0x4a9 syscall(ffff800031f480b0) at syscall+0x8cf mi_syscall sys/sys/syscall_mi.h:180 [inline] syscall(ffff800031f480b0) at syscall+0x8cf sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x728925974f0, count: -19 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x1e: addq $0x8,%rsp x86_ipi_db(ffff800029cebff0) at x86_ipi_db+0x1e 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+0x27 acpicpu_idle() at acpicpu_idle+0x2f1 sys/dev/acpi/acpicpu.c:1206 sched_idle(ffff800029cebff0) at sched_idle+0x41d sys/kern/kern_sched.c:183 end trace frame: 0x0, count: 10 ddb{1}> trace x86_ipi_db(ffff800029cebff0) at x86_ipi_db+0x1e 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+0x27 acpicpu_idle() at acpicpu_idle+0x2f1 sys/dev/acpi/acpicpu.c:1206 sched_idle(ffff800029cebff0) at sched_idle+0x41d sys/kern/kern_sched.c:183 end trace frame: 0x0, count: -5