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 331628 22834 0 0x8000000 0 1 syz-executor.1 *472611 36683 0 0x8000000 0x4000000 0 syz-executor.6 db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff828eb212) at panic+0x17b sys/kern/subr_prf.c:198 witness_checkorder(ffffffff82e81230,9,0) at witness_checkorder+0xd03 witness_debugger sys/kern/subr_witness.c:2524 [inline] witness_checkorder(ffffffff82e81230,9,0) at witness_checkorder+0xd03 sys/kern/subr_witness.c:786 __mp_lock(ffffffff82e81028) at __mp_lock+0xa2 read_rflags machine/cpufunc.h:195 [inline] __mp_lock(ffffffff82e81028) at __mp_lock+0xa2 intr_disable machine/cpufunc.h:216 [inline] __mp_lock(ffffffff82e81028) at __mp_lock+0xa2 sys/kern/kern_lock.c:142 intr_handler(ffff80003415e730,ffff80000006bc00) at intr_handler+0x62 sys/arch/amd64/amd64/intr.c:539 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f witness_unlock(ffffffff82e6d900,8) at witness_unlock+0x1b sys/kern/subr_witness.c:1248 mtx_leave(ffffffff82e6d8f0) at mtx_leave+0x97 sys/kern/kern_lock.c:366 pool_get(ffffffff82e6d8f0,9) at pool_get+0x162 sys/kern/subr_pool.c:588 uvmspace_alloc(0,1000,1,0) at uvmspace_alloc+0x41 sys/uvm/uvm_map.c:3279 vm_impl_init(ffff80002bcf1878,ffff8000ffff47d8) at vm_impl_init+0x92 sys/arch/amd64/amd64/vmm_machdep.c:1245 vm_create(ffff800000e78000,ffff8000ffff47d8) at vm_create+0x13e sys/dev/vmm/vmm.c:388 vmmioctl(a00,c2585601,ffff800000e78000,1,ffff8000ffff47d8) at vmmioctl+0x2de VOP_IOCTL(fffffd806e389950,c2585601,ffff800000e78000,1,fffffd807f7d37b8,ffff8000ffff47d8) at VOP_IOCTL+0x9a sys/kern/vfs_vops.c:264 end trace frame: 0xffff80003415ec80, 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(ffffffff828eb212) at panic+0x17b sys/kern/subr_prf.c:198 witness_checkorder(ffffffff82e81230,9,0) at witness_checkorder+0xd03 witness_debugger sys/kern/subr_witness.c:2524 [inline] witness_checkorder(ffffffff82e81230,9,0) at witness_checkorder+0xd03 sys/kern/subr_witness.c:786 __mp_lock(ffffffff82e81028) at __mp_lock+0xa2 read_rflags machine/cpufunc.h:195 [inline] __mp_lock(ffffffff82e81028) at __mp_lock+0xa2 intr_disable machine/cpufunc.h:216 [inline] __mp_lock(ffffffff82e81028) at __mp_lock+0xa2 sys/kern/kern_lock.c:142 intr_handler(ffff80003415e730,ffff80000006bc00) at intr_handler+0x62 sys/arch/amd64/amd64/intr.c:539 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f witness_unlock(ffffffff82e6d900,8) at witness_unlock+0x1b sys/kern/subr_witness.c:1248 mtx_leave(ffffffff82e6d8f0) at mtx_leave+0x97 sys/kern/kern_lock.c:366 pool_get(ffffffff82e6d8f0,9) at pool_get+0x162 sys/kern/subr_pool.c:588 uvmspace_alloc(0,1000,1,0) at uvmspace_alloc+0x41 sys/uvm/uvm_map.c:3279 vm_impl_init(ffff80002bcf1878,ffff8000ffff47d8) at vm_impl_init+0x92 sys/arch/amd64/amd64/vmm_machdep.c:1245 vm_create(ffff800000e78000,ffff8000ffff47d8) at vm_create+0x13e sys/dev/vmm/vmm.c:388 vmmioctl(a00,c2585601,ffff800000e78000,1,ffff8000ffff47d8) at vmmioctl+0x2de VOP_IOCTL(fffffd806e389950,c2585601,ffff800000e78000,1,fffffd807f7d37b8,ffff8000ffff47d8) at VOP_IOCTL+0x9a sys/kern/vfs_vops.c:264 vn_ioctl(fffffd806226c740,c2585601,ffff800000e78000,ffff8000ffff47d8) at vn_ioctl+0xc0 sys/kern/vfs_vnops.c:525 sys_ioctl(ffff8000ffff47d8,ffff80003415ee70,ffff80003415edc0) at sys_ioctl+0x4a9 syscall(ffff80003415ee70) at syscall+0x8cf mi_syscall sys/sys/syscall_mi.h:180 [inline] syscall(ffff80003415ee70) at syscall+0x8cf sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x9df16e90b0, count: -18 ddb{0}> show registers rdi 0 rsi 0x1 rbp 0xffff80003415e520 rbx 0xffffffff82c8dd77 cpu_info_full_primary+0x2d77 rdx 0xffff800000de4e40 rcx 0xffff8000ffff47d8 rax 0xffffffff82c8cff0 cpu_info_full_primary+0x1ff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0xa8597cb48f3e964 r11 0x24a77a42f49653b1 r12 0xffffffff82c8db78 cpu_info_full_primary+0x2b78 r13 0 r14 0 r15 0x1 rip 0xffffffff81142f7c db_enter+0x1c cs 0x8 rflags 0x246 rsp 0xffff80003415e510 ss 0x10 db_enter+0x1c: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor.6) tid=472611 pid=36683 tcnt=3 stat=onproc flags process=8000000 proc=4000000 runpri=32, usrpri=86, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 forw=0xffffffffffffffff, list=0xffff8000ffff42b8,0xffff8000ffff59d8 process=0xffff8000ffff1648 user=0xffff800034159000, vmspace=0xfffffd806a8ca6f0 estcpu=36, cpticks=2, pctcpu=0.0, user=0, sys=0, intr=2 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 22834 331628 28552 0 7 0x8000000 syz-executor.1 22834 39819 28552 0 2 0xc000080 syz-executor.1 23494 190395 16950 0 2 0x8000000 syz-executor.3 36683 45518 54184 0 2 0x8000000 syz-executor.6 *36683 472611 54184 0 7 0xc000000 syz-executor.6 36683 319247 54184 0 3 0xc000080 fsleep syz-executor.6 95497 498144 96259 0 3 0x8000080 nanoslp syz-executor.5 95497 427709 96259 0 3 0xc000080 kqsel syz-executor.5 95497 74957 96259 0 3 0xc000080 fsleep syz-executor.5 64864 275831 0 0 3 0x14200 bored sosplice 16950 457341 54893 0 3 0x8000082 nanoslp syz-executor.3 20192 55540 54893 0 3 0x8000002 biowait syz-executor.2 54184 324208 54893 0 3 0x8000082 nanoslp syz-executor.6 27429 59904 54893 0 3 0x8000002 biowait syz-executor.4 28552 303758 54893 0 2 0x8000002 syz-executor.1 96259 187593 54893 0 3 0x8000082 nanoslp syz-executor.5 40063 124246 54893 0 3 0x8000082 nanoslp syz-executor.7 88663 468581 54893 0 3 0x8000082 nanoslp syz-executor.0 54893 59374 36950 0 3 0x1a000082 wait syz-fuzzer 54893 256990 36950 0 3 0x1e000082 nanoslp syz-fuzzer 54893 311964 36950 0 3 0x1e000082 wait syz-fuzzer 54893 160366 36950 0 3 0x1e000082 wait syz-fuzzer 54893 322147 36950 0 3 0x1e000082 thrsleep syz-fuzzer 54893 87210 36950 0 3 0x1e000082 wait syz-fuzzer 54893 9200 36950 0 3 0x1e000082 kqread syz-fuzzer 54893 53189 36950 0 3 0x1e000082 thrsleep syz-fuzzer 54893 93929 36950 0 3 0x1e000082 wait syz-fuzzer 54893 372246 36950 0 3 0x1e000082 wait syz-fuzzer 54893 506453 36950 0 3 0x1e000082 thrsleep syz-fuzzer 54893 90085 36950 0 3 0x1e000082 wait syz-fuzzer 54893 477857 36950 0 3 0x1e000082 wait syz-fuzzer 54893 379997 36950 0 3 0x1e000082 thrsleep syz-fuzzer 54893 122261 36950 0 3 0x1e000082 thrsleep syz-fuzzer 36950 75500 26354 0 3 0x810008a sigsusp ksh 26354 87616 18869 0 3 0x1800009a kqread sshd 33213 264031 1 0 3 0x18100083 ttyin getty 18869 311864 1 0 3 0x18000088 kqread sshd 53617 68279 31246 73 3 0x19100090 kqread syslogd 31246 192177 1 0 3 0x18100082 sbwait syslogd 14626 23705 1 0 3 0x18100080 kqread resolvd 75545 182024 1562 77 3 0x18100092 kqread dhcpleased 65146 246568 1562 77 3 0x18100092 kqread dhcpleased 1562 508206 1 0 3 0x18000080 kqread dhcpleased 48983 124994 0 0 3 0x14200 bored smr 84696 33187 0 0 2 0x14200 zerothread 48135 156701 0 0 3 0x14200 aiodoned aiodoned 24260 258635 0 0 3 0x14200 syncer update 16630 2203 0 0 3 0x14200 cleaner cleaner 70895 30106 0 0 3 0x14200 reaper reaper 5400 126150 0 0 3 0x14200 pgdaemon pagedaemon 10834 258110 0 0 3 0x14200 bored viomb 64408 139245 0 0 3 0x40014200 acpi0 acpi0 30734 13410 0 0 3 0x40014200 idle1 75346 191433 0 0 3 0x14200 bored softnet3 64534 136203 0 0 3 0x14200 bored softnet2 22259 426040 0 0 3 0x14200 bored softnet1 59508 95817 0 0 3 0x14200 bored softnet0 93366 449458 0 0 3 0x14200 bored systqmp 14583 34136 0 0 3 0x14200 bored systq 30871 376091 0 0 3 0x14200 tmoslp softclockmp 95331 51596 0 0 3 0x40014200 tmoslp softclock 39922 327043 0 0 3 0x40014200 idle0 1 303621 0 0 3 0x8000082 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks CPU 0: exclusive mutex vmsppl r = 0 (0xffffffff82e6d900) #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 20192 (syz-executor.2) thread 0xffff80002a214a60 (55540) exclusive rrwlock inode r = 0 (0xfffffd806942fa38) #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 (0xfffffd80676440a0) #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 27429 (syz-executor.4) thread 0xffff80002a2147d0 (59904) exclusive rrwlock inode r = 0 (0xfffffd806942f0a8) #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 ufs_ihashins+0x46 #5 ffs_vget+0x141 sys/ufs/ffs/ffs_vfsops.c:1230 #6 ffs_inode_alloc+0x1e4 sys/ufs/ffs/ffs_alloc.c:393 #7 ufs_mkdir+0xe6 sys/ufs/ufs/ufs_vnops.c:1117 #8 VOP_MKDIR+0xc3 sys/kern/vfs_vops.c:388 #9 domkdirat+0x125 sys/kern/vfs_syscalls.c:3077 #10 syscall+0x854 mi_syscall sys/sys/syscall_mi.h:180 [inline] #10 syscall+0x854 sys/arch/amd64/amd64/trap.c:577 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd80676441b0) #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 domkdirat+0x79 sys/kern/vfs_syscalls.c:3062 #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 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10191 6614K 6750K 166960K 11450 0 pcb 17 12K 12K 166960K 45 0 rtable 219 6K 7K 166960K 367 0 pf 27 8K 10K 166960K 44 0 ifaddr 40 14K 15K 166960K 48 0 ifgroup 46 2K 2K 166960K 54 0 counters 62 36K 36K 166960K 68 0 ioctlops 1 1K 4K 166960K 1489 0 iov 0 0K 12K 166960K 6 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1366 86K 86K 166960K 1472 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 5 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 13 0 dirhash 12 2K 2K 166960K 12 0 ACPI 1697 195K 286K 166960K 12548 0 file desc 14 49K 77K 166960K 249 0 sigio 0 0K 0K 166960K 5 0 proc 58 79K 103K 166960K 490 0 subproc 104 6K 6K 166960K 104 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 101 0 ether_multi 1 0K 0K 166960K 2 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 67 307K 307K 166960K 67 0 exec 0 0K 1K 166960K 381 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 254 80K 81K 166960K 4585 0 UVM aobj 7 2K 2K 166960K 7 0 pinsyscall 34 68K 100K 166960K 1383 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 10 0 NDP 10 0K 2K 166960K 29 0 temp 39 6811K 6882K 166960K 13753 0 kqueue 12 18K 26K 166960K 57 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 50 0 47 1 0 1 1 0 8 0 rtentry 112 114 0 13 4 0 4 4 0 8 0 unpcb 144 175 0 159 2 0 2 2 0 8 1 syncache 336 5 0 5 2 1 1 1 0 8 1 tcpcb 808 46 0 41 1 0 1 1 0 8 0 arp 120 18 0 2 1 0 1 1 0 8 0 inpcb 384 198 0 188 2 0 2 2 0 8 0 nd6 136 25 0 3 1 0 1 1 0 8 0 pkpcb 40 1 0 1 1 0 1 1 0 8 1 kcovpl 48 8 0 0 1 0 1 1 0 8 0 ppxss 1168 2 0 2 1 0 1 1 0 8 1 pffrag 232 2 0 1 1 0 1 1 0 482 0 pffrnode 88 2 0 1 1 0 1 1 0 8 0 pffrent 40 3 0 2 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 pfstitem 24 29 0 2 1 0 1 1 0 8 0 pfstkey 128 29 0 2 1 0 1 1 0 8 0 pfstate 376 29 0 2 3 0 3 3 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 256 460 0 50 29 0 29 29 0 8 2 art_table 32 461 0 50 4 0 4 4 0 8 0 art_node 16 112 0 21 1 0 1 1 0 8 0 semapl 112 11 0 1 1 0 1 1 0 8 0 shmpl 112 4 0 0 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 1787 0 266 96 0 96 96 0 8 0 ffsino 272 1787 0 266 102 0 102 102 0 8 0 nchpl 144 2242 0 466 67 0 67 67 0 8 0 uvmvnodes 80 1958 0 0 40 0 40 40 0 8 0 vnodes 216 1958 0 0 109 0 109 109 0 8 0 namei 1024 7657 0 7656 2 0 2 2 0 8 1 percpumem 16 48 0 3 1 0 1 1 0 8 0 vmpool 696 1 0 0 1 0 1 1 0 8 0 kstatmem 264 26 0 6 2 0 2 2 0 8 0 scxspl 216 8544 0 8542 11 3 8 8 1 8 7 plimitpl 152 48 0 32 1 0 1 1 0 8 0 sigapl 424 556 0 510 6 0 6 6 0 8 0 futexpl 64 2341 0 2339 1 0 1 1 0 8 0 knotepl 120 357 0 0 11 0 11 11 0 8 0 kqueuepl 216 78 0 69 1 0 1 1 0 8 0 pipepl 320 157 0 129 3 0 3 3 0 8 0 fdescpl 496 537 0 512 6 1 5 5 0 8 1 filepl 152 2691 0 2448 12 0 12 12 0 8 2 lockfpl 104 51 0 49 1 0 1 1 0 8 0 lockfspl 48 26 0 24 1 0 1 1 0 8 0 sessionpl 144 23 0 7 1 0 1 1 0 8 0 pgrppl 48 23 0 7 1 0 1 1 0 8 0 ucredpl 104 252 0 242 1 0 1 1 0 8 0 zombiepl 144 512 0 510 2 1 1 1 0 8 0 processpl 1136 556 0 510 4 0 4 4 0 8 0 procpl 656 729 0 664 7 0 7 7 0 8 0 srpgc 96 2 0 2 1 0 1 1 0 8 1 sosppl 168 4 0 4 1 0 1 1 0 8 1 sockpl 664 428 0 399 4 0 4 4 0 8 1 mcl12k 12288 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 2 0 0 1 0 1 1 0 8 0 mcl4k 4096 5 0 0 1 0 1 1 0 8 0 mcl2k 2048 430 0 0 54 0 54 54 0 8 0 mtagpl 96 72 0 0 2 0 2 2 0 8 0 mbufpl 256 462 0 0 29 0 29 29 0 8 0 bufpl 280 4802 0 185 330 0 330 330 0 8 0 anonpl 24 215515 0 209793 58 1 57 58 0 186 15 amapchunkpl 152 15450 0 14871 37 0 37 37 0 158 13 amappl16 200 6029 0 5879 12 0 12 12 0 8 2 amappl15 192 29 0 28 1 0 1 1 0 8 0 amappl14 184 191 0 179 2 1 1 2 0 8 0 amappl13 176 15 0 15 1 1 0 1 0 8 0 amappl12 168 1181 0 1155 2 0 2 2 0 8 0 amappl11 160 55 0 45 1 0 1 1 0 8 0 amappl10 152 43 0 34 1 0 1 1 0 8 0 amappl9 144 392 0 391 1 0 1 1 0 8 0 amappl8 136 166 0 130 2 0 2 2 0 8 0 amappl7 128 49 0 40 1 0 1 1 0 8 0 amappl6 120 331 0 316 2 1 1 2 0 8 0 amappl5 112 168 0 156 1 0 1 1 0 8 0 amappl4 104 589 0 554 2 0 2 2 0 8 0 amappl3 96 2740 0 2675 3 0 3 3 0 8 0 amappl2 88 900 0 833 4 1 3 4 0 8 1 amappl1 80 9961 0 9469 22 4 18 22 0 8 6 amappl 88 4042 0 3877 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 6 0 0 1 0 1 1 0 8 0 uaddrrnd 24 537 0 512 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 537 0 512 1 0 1 1 0 8 0 vmmpekpl 168 8919 0 8879 2 0 2 2 0 8 0 vmmpepl 168 55443 0 53690 117 2 115 117 0 357 32 vmsppl 440 537 0 512 4 0 4 4 0 8 1 rwobjpl 56 22917 0 19881 48 1 47 48 0 8 3 pdppl 4096 1081 0 1024 87 22 65 73 0 8 8 pvpl 32 49227 0 0 397 0 397 397 0 265 0 pmappl 248 536 0 512 4 1 3 3 0 8 1 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 412 0 25 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(ffffffff828eb212) at panic+0x17b sys/kern/subr_prf.c:198 witness_checkorder(ffffffff82e81230,9,0) at witness_checkorder+0xd03 witness_debugger sys/kern/subr_witness.c:2524 [inline] witness_checkorder(ffffffff82e81230,9,0) at witness_checkorder+0xd03 sys/kern/subr_witness.c:786 __mp_lock(ffffffff82e81028) at __mp_lock+0xa2 read_rflags machine/cpufunc.h:195 [inline] __mp_lock(ffffffff82e81028) at __mp_lock+0xa2 intr_disable machine/cpufunc.h:216 [inline] __mp_lock(ffffffff82e81028) at __mp_lock+0xa2 sys/kern/kern_lock.c:142 intr_handler(ffff80003415e730,ffff80000006bc00) at intr_handler+0x62 sys/arch/amd64/amd64/intr.c:539 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f witness_unlock(ffffffff82e6d900,8) at witness_unlock+0x1b sys/kern/subr_witness.c:1248 mtx_leave(ffffffff82e6d8f0) at mtx_leave+0x97 sys/kern/kern_lock.c:366 pool_get(ffffffff82e6d8f0,9) at pool_get+0x162 sys/kern/subr_pool.c:588 uvmspace_alloc(0,1000,1,0) at uvmspace_alloc+0x41 sys/uvm/uvm_map.c:3279 vm_impl_init(ffff80002bcf1878,ffff8000ffff47d8) at vm_impl_init+0x92 sys/arch/amd64/amd64/vmm_machdep.c:1245 vm_create(ffff800000e78000,ffff8000ffff47d8) at vm_create+0x13e sys/dev/vmm/vmm.c:388 vmmioctl(a00,c2585601,ffff800000e78000,1,ffff8000ffff47d8) at vmmioctl+0x2de VOP_IOCTL(fffffd806e389950,c2585601,ffff800000e78000,1,fffffd807f7d37b8,ffff8000ffff47d8) at VOP_IOCTL+0x9a sys/kern/vfs_vops.c:264 vn_ioctl(fffffd806226c740,c2585601,ffff800000e78000,ffff8000ffff47d8) at vn_ioctl+0xc0 sys/kern/vfs_vnops.c:525 sys_ioctl(ffff8000ffff47d8,ffff80003415ee70,ffff80003415edc0) at sys_ioctl+0x4a9 syscall(ffff80003415ee70) at syscall+0x8cf mi_syscall sys/sys/syscall_mi.h:180 [inline] syscall(ffff80003415ee70) at syscall+0x8cf sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x9df16e90b0, count: -18 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 end of kernel end trace frame: 0x751cf2914bc0, count: 12 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 end of kernel end trace frame: 0x751cf2914bc0, count: -3