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 197887 45832 0 0x8000000 0 1 syz-executor.3 *393183 45832 0 0x8000000 0x4000000 0 syz-executor.3 db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff828e2817) at panic+0x17b sys/kern/subr_prf.c:198 witness_checkorder(ffffffff82e90fa0,9,0) at witness_checkorder+0xd03 witness_debugger sys/kern/subr_witness.c:2524 [inline] witness_checkorder(ffffffff82e90fa0,9,0) at witness_checkorder+0xd03 sys/kern/subr_witness.c:786 __mp_lock(ffffffff82e90d98) at __mp_lock+0xa2 read_rflags machine/cpufunc.h:195 [inline] __mp_lock(ffffffff82e90d98) at __mp_lock+0xa2 intr_disable machine/cpufunc.h:216 [inline] __mp_lock(ffffffff82e90d98) at __mp_lock+0xa2 sys/kern/kern_lock.c:142 intr_handler(ffff80002a4a7670,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(ffffffff82ddb9e0) at mtx_enter_try+0x103 mtx_enter(ffffffff82ddb9e0) at mtx_enter+0x4e sys/kern/kern_lock.c:266 pool_get(ffffffff82ddb9e0,9) 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(ffff80002a214008,ffff80002a21dc70) at vm_impl_init+0x92 sys/arch/amd64/amd64/vmm_machdep.c:1245 vm_create(ffff800000e6c800,ffff80002a21dc70) at vm_create+0x13e sys/dev/vmm/vmm.c:388 vmmioctl(a00,c2585601,ffff800000e6c800,1,ffff80002a21dc70) at vmmioctl+0x2de end trace frame: 0xffff80002a4a7b30, 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(ffffffff828e2817) at panic+0x17b sys/kern/subr_prf.c:198 witness_checkorder(ffffffff82e90fa0,9,0) at witness_checkorder+0xd03 witness_debugger sys/kern/subr_witness.c:2524 [inline] witness_checkorder(ffffffff82e90fa0,9,0) at witness_checkorder+0xd03 sys/kern/subr_witness.c:786 __mp_lock(ffffffff82e90d98) at __mp_lock+0xa2 read_rflags machine/cpufunc.h:195 [inline] __mp_lock(ffffffff82e90d98) at __mp_lock+0xa2 intr_disable machine/cpufunc.h:216 [inline] __mp_lock(ffffffff82e90d98) at __mp_lock+0xa2 sys/kern/kern_lock.c:142 intr_handler(ffff80002a4a7670,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(ffffffff82ddb9e0) at mtx_enter_try+0x103 mtx_enter(ffffffff82ddb9e0) at mtx_enter+0x4e sys/kern/kern_lock.c:266 pool_get(ffffffff82ddb9e0,9) 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(ffff80002a214008,ffff80002a21dc70) at vm_impl_init+0x92 sys/arch/amd64/amd64/vmm_machdep.c:1245 vm_create(ffff800000e6c800,ffff80002a21dc70) at vm_create+0x13e sys/dev/vmm/vmm.c:388 vmmioctl(a00,c2585601,ffff800000e6c800,1,ffff80002a21dc70) at vmmioctl+0x2de VOP_IOCTL(fffffd806e934bd8,c2585601,ffff800000e6c800,1,fffffd807f7d38f0,ffff80002a21dc70) at VOP_IOCTL+0x9a sys/kern/vfs_vops.c:264 vn_ioctl(fffffd806b22fdc0,c2585601,ffff800000e6c800,ffff80002a21dc70) at vn_ioctl+0xc0 sys/kern/vfs_vnops.c:525 sys_ioctl(ffff80002a21dc70,ffff80002a4a7e30,ffff80002a4a7d80) at sys_ioctl+0x4a9 syscall(ffff80002a4a7e30) at syscall+0x8cf mi_syscall sys/sys/syscall_mi.h:180 [inline] syscall(ffff80002a4a7e30) at syscall+0x8cf sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x488ba5e4110, count: -19 ddb{0}> show registers rdi 0 rsi 0x1 rbp 0xffff80002a4a7460 rbx 0xffffffff82ce7d77 cpu_info_full_primary+0x2d77 rdx 0xffff800000de3f80 rcx 0xffff80002a21dc70 rax 0xffffffff82ce6ff0 cpu_info_full_primary+0x1ff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0xd5b6ee7470fedd51 r11 0x84efb1ba7332a9ff r12 0xffffffff82ce7b78 cpu_info_full_primary+0x2b78 r13 0 r14 0 r15 0x1 rip 0xffffffff825bf6cc db_enter+0x1c cs 0x8 rflags 0x246 rsp 0xffff80002a4a7450 ss 0x10 db_enter+0x1c: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor.3) tid=393183 pid=45832 tcnt=2 stat=onproc flags process=8000000 proc=4000000 runpri=32, usrpri=82, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 forw=0xffffffffffffffff, list=0xffff80002a21c560,0xffffffff82d626c8 process=0xffff80002a29b558 user=0xffff80002a4a2000, vmspace=0xfffffd8068c656f8 estcpu=36, cpticks=0, pctcpu=0.0, user=0, sys=0, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 45832 197887 96048 0 7 0x8000000 syz-executor.3 *45832 393183 96048 0 7 0xc000000 syz-executor.3 25419 27944 74237 0 3 0x8000080 nanoslp syz-executor.5 25419 194059 74237 0 3 0xc000080 kqsel syz-executor.5 97692 404130 1477 0 3 0x8000082 piperd syz-executor.6 74237 327449 1477 0 3 0x8000082 nanoslp syz-executor.5 26297 232989 1477 0 3 0x8000082 piperd syz-executor.4 35054 278544 1477 0 3 0x8000002 biowait syz-executor.2 96048 206237 1477 0 3 0x8000082 nanoslp syz-executor.3 84782 262637 0 0 3 0x14200 bored sosplice 42733 434943 1477 0 3 0x8000082 piperd syz-executor.7 1452 101260 1477 0 3 0x8000002 biowait syz-executor.0 69054 240783 1477 0 3 0x8000082 piperd syz-executor.1 1477 53839 49852 0 3 0x1a000082 wait syz-fuzzer 1477 169427 49852 0 3 0x1e000082 thrsleep syz-fuzzer 1477 367226 49852 0 3 0x1e000082 thrsleep syz-fuzzer 1477 31847 49852 0 3 0x1e000082 wait syz-fuzzer 1477 211702 49852 0 3 0x1e000082 wait syz-fuzzer 1477 314093 49852 0 3 0x1e000082 wait syz-fuzzer 1477 172314 49852 0 3 0x1e000082 thrsleep syz-fuzzer 1477 489172 49852 0 3 0x1e000082 wait syz-fuzzer 1477 416207 49852 0 3 0x1e000082 thrsleep syz-fuzzer 1477 246239 49852 0 3 0x1e000082 thrsleep syz-fuzzer 1477 43483 49852 0 3 0x1e000082 thrsleep syz-fuzzer 1477 141132 49852 0 3 0x1e000082 kqread syz-fuzzer 1477 160888 49852 0 3 0x1e000082 thrsleep syz-fuzzer 1477 335474 49852 0 3 0x1e000082 wait syz-fuzzer 1477 144005 49852 0 3 0x1e000082 wait syz-fuzzer 1477 416355 49852 0 3 0x1e000082 wait syz-fuzzer 49852 129279 55232 0 3 0x810008a sigsusp ksh 55232 263813 92266 0 3 0x1800009a kqread sshd 43819 432950 1 0 3 0x18100083 ttyin getty 92266 48519 1 0 3 0x18000088 kqread sshd 60234 353808 96708 73 3 0x19100090 kqread syslogd 96708 176505 1 0 3 0x18100082 sbwait syslogd 79050 323246 1 0 3 0x18100080 kqread resolvd 34391 48440 46965 77 3 0x18100092 kqread dhcpleased 48862 105860 46965 77 3 0x18100092 kqread dhcpleased 46965 186897 1 0 3 0x18000080 kqread dhcpleased 24234 97354 0 0 3 0x14200 bored smr 13388 278727 0 0 3 0x14200 pgzero zerothread 77286 344192 0 0 3 0x14200 aiodoned aiodoned 22089 447771 0 0 3 0x14200 syncer update 47629 184346 0 0 3 0x14200 cleaner cleaner 34522 332285 0 0 3 0x14200 reaper reaper 9654 322152 0 0 3 0x14200 pgdaemon pagedaemon 98434 502103 0 0 3 0x14200 bored viomb 58092 279918 0 0 3 0x40014200 acpi0 acpi0 41853 338989 0 0 3 0x40014200 idle1 91571 141762 0 0 3 0x14200 bored softnet3 15873 10502 0 0 3 0x14200 bored softnet2 15768 444999 0 0 3 0x14200 bored softnet1 33052 480990 0 0 3 0x14200 bored softnet0 92365 498433 0 0 3 0x14200 bored systqmp 91335 352142 0 0 3 0x14200 bored systq 60700 282865 0 0 3 0x14200 tmoslp softclockmp 71628 184543 0 0 3 0x40014200 tmoslp softclock 76083 244292 0 0 3 0x40014200 idle0 1 511970 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 (0xffffffff82ddb9f0) #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 35054 (syz-executor.2) thread 0xffff80002a296cf8 (278544) exclusive rrwlock inode r = 0 (0xfffffd8075a16808) #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 (0xfffffd807e6b01b0) #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 1452 (syz-executor.0) thread 0xffff80002a2967d8 (101260) exclusive rrwlock inode r = 0 (0xfffffd8075a16e68) #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 (0xfffffd8068ca3d68) #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 10198 6616K 6795K 166960K 12035 0 pcb 17 12K 12K 166960K 143 0 rtable 222 14K 15K 166960K 813 0 pf 31 9K 10K 166960K 120 0 ifaddr 43 15K 15K 166960K 126 0 ifgroup 54 2K 2K 166960K 186 0 counters 66 36K 36K 166960K 130 0 ioctlops 1 1K 4K 166960K 1542 0 iov 0 0K 16K 166960K 24 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1381 87K 87K 166960K 2184 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 9K 166960K 40 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 82 0 dirhash 12 2K 4K 166960K 117 0 ACPI 1697 195K 286K 166960K 12548 0 file desc 12 41K 89K 166960K 1387 0 sigio 0 0K 0K 166960K 17 0 proc 57 79K 103K 166960K 930 0 subproc 104 6K 7K 166960K 286 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 216 0 in_multi 88 6K 7K 166960K 303 0 ether_multi 1 0K 0K 166960K 16 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 91 413K 413K 166960K 91 0 exec 0 0K 1K 166960K 627 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 255 76K 85K 166960K 13725 0 UVM aobj 47 3K 3K 166960K 63 0 pinsyscall 32 64K 100K 166960K 2898 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 34 0 NDP 12 0K 2K 166960K 88 0 temp 75 6820K 6948K 166960K 44908 0 kqueue 12 18K 28K 166960K 224 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 120 128 0 125 1 0 1 1 0 8 0 rtentry 112 275 0 174 5 2 3 4 0 8 0 unpcb 144 722 0 708 2 1 1 2 0 8 0 syncache 336 7 0 7 3 3 0 1 0 8 0 tcpcb 808 293 0 288 3 2 1 2 0 8 0 arp 120 47 0 30 1 0 1 1 0 8 0 inpcb 384 1001 0 993 5 3 2 3 0 8 1 nd6 136 73 0 52 2 1 1 2 0 8 0 pkpcb 40 2 0 2 1 1 0 1 0 8 0 kcovpl 48 22 0 14 1 0 1 1 0 8 0 ppxss 1168 5 0 5 4 3 1 1 0 8 1 pffrag 232 7 0 3 1 0 1 1 0 482 0 pffrnode 88 7 0 3 1 0 1 1 0 8 0 pffrent 40 10 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 pfstitem 24 65 0 20 1 0 1 1 0 8 0 pfstkey 128 65 0 20 2 0 2 2 0 8 0 pfstate 376 65 0 20 5 0 5 5 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 1095 0 681 41 15 26 30 0 8 0 art_table 32 1096 0 681 5 1 4 4 0 8 0 art_node 16 273 0 182 1 0 1 1 0 8 0 sysvmsgpl 40 6 0 1 1 0 1 1 0 8 0 semapl 112 80 0 70 1 0 1 1 0 8 0 shmpl 112 60 0 16 2 0 2 2 0 8 0 dirhash 1024 87 0 70 4 0 4 4 0 8 1 dino2pl 256 3564 0 2043 96 0 96 96 0 8 0 ffsino 272 3564 0 2043 103 0 103 103 0 8 0 nchpl 144 5180 0 3448 66 1 65 66 0 8 0 uvmvnodes 80 4101 0 0 84 0 84 84 0 8 0 vnodes 216 4101 0 0 228 0 228 228 0 8 0 namei 1024 17522 0 17521 5 3 2 2 0 8 1 percpumem 16 79 0 32 1 0 1 1 0 8 0 vcpupl 3904 3 0 0 1 0 1 1 0 8 0 vmpool 696 9 0 5 2 1 1 1 0 8 0 kstatmem 264 88 0 64 2 0 2 2 0 8 0 scxspl 216 17818 0 17816 15 13 2 8 1 8 1 plimitpl 152 151 0 136 1 0 1 1 0 8 0 sigapl 424 1663 0 1621 7 1 6 7 0 8 0 futexpl 64 14231 0 14231 2 1 1 1 0 8 1 knotepl 120 861 0 0 26 0 26 26 0 8 0 kqueuepl 216 293 0 283 1 0 1 1 0 8 0 pipepl 320 271 0 243 3 0 3 3 0 8 0 fdescpl 496 1644 0 1621 6 2 4 5 0 8 0 filepl 152 7263 0 7023 13 2 11 11 0 8 1 lockfpl 104 189 0 186 1 0 1 1 0 8 0 lockfspl 48 94 0 91 1 0 1 1 0 8 0 sessionpl 144 37 0 21 1 0 1 1 0 8 0 pgrppl 48 41 0 25 1 0 1 1 0 8 0 ucredpl 104 984 0 973 1 0 1 1 0 8 0 zombiepl 144 1621 0 1621 2 1 1 1 0 8 1 processpl 1136 1663 0 1621 4 0 4 4 0 8 0 procpl 656 2914 0 2855 9 2 7 7 0 8 0 srpgc 96 18 0 18 1 1 0 1 0 8 0 sosppl 168 12 0 12 3 2 1 1 0 8 1 sockpl 664 1865 0 1840 7 3 4 4 0 8 1 mcl64k 65536 2 0 0 1 0 1 1 0 8 0 mcl8k 8192 3 0 0 1 0 1 1 0 8 0 mcl4k 4096 3 0 0 1 0 1 1 0 8 0 mcl2k 2048 345 0 0 44 1 43 44 0 8 0 mtagpl 96 9 0 0 1 0 1 1 0 8 0 mbufpl 256 591 0 0 35 0 35 35 0 8 0 bufpl 280 6372 0 191 442 0 442 442 0 8 0 anonpl 24 313155 0 307330 98 53 45 89 0 186 0 amapchunkpl 152 43596 0 43001 39 9 30 38 0 158 0 amappl16 200 8620 0 8506 35 27 8 35 0 8 0 amappl15 192 27 0 27 1 1 0 1 0 8 0 amappl14 184 188 0 178 2 1 1 2 0 8 0 amappl13 176 12 0 12 1 1 0 1 0 8 0 amappl12 168 2535 0 2507 3 1 2 3 0 8 0 amappl11 160 49 0 39 1 0 1 1 0 8 0 amappl10 152 57 0 49 1 0 1 1 0 8 0 amappl9 144 187 0 187 2 2 0 1 0 8 0 amappl8 136 168 0 135 2 0 2 2 0 8 0 amappl7 128 58 0 43 1 0 1 1 0 8 0 amappl6 120 508 0 494 2 1 1 2 0 8 0 amappl5 112 228 0 214 1 0 1 1 0 8 0 amappl4 104 654 0 621 2 0 2 2 0 8 0 amappl3 96 8899 0 8839 3 0 3 3 0 8 0 amappl2 88 2124 0 2058 4 2 2 4 0 8 0 amappl1 80 14243 0 13772 22 11 11 22 0 8 0 amappl 88 13043 0 12878 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 62 0 16 1 0 1 1 0 8 0 uaddrrnd 24 1652 0 1626 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1652 0 1626 1 0 1 1 0 8 0 vmmpekpl 168 14405 0 14329 4 0 4 4 0 8 0 vmmpepl 168 120107 0 118486 116 30 86 114 0 357 0 vmsppl 440 1651 0 1626 4 0 4 4 0 8 0 rwobjpl 56 39316 0 34149 76 3 73 73 0 8 0 pdppl 4096 3311 0 3255 150 84 66 77 0 8 10 pvpl 32 48696 0 0 393 0 393 393 0 265 0 pmappl 248 1651 0 1626 4 2 2 3 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 495 0 113 11 0 11 11 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(ffffffff828e2817) at panic+0x17b sys/kern/subr_prf.c:198 witness_checkorder(ffffffff82e90fa0,9,0) at witness_checkorder+0xd03 witness_debugger sys/kern/subr_witness.c:2524 [inline] witness_checkorder(ffffffff82e90fa0,9,0) at witness_checkorder+0xd03 sys/kern/subr_witness.c:786 __mp_lock(ffffffff82e90d98) at __mp_lock+0xa2 read_rflags machine/cpufunc.h:195 [inline] __mp_lock(ffffffff82e90d98) at __mp_lock+0xa2 intr_disable machine/cpufunc.h:216 [inline] __mp_lock(ffffffff82e90d98) at __mp_lock+0xa2 sys/kern/kern_lock.c:142 intr_handler(ffff80002a4a7670,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(ffffffff82ddb9e0) at mtx_enter_try+0x103 mtx_enter(ffffffff82ddb9e0) at mtx_enter+0x4e sys/kern/kern_lock.c:266 pool_get(ffffffff82ddb9e0,9) 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(ffff80002a214008,ffff80002a21dc70) at vm_impl_init+0x92 sys/arch/amd64/amd64/vmm_machdep.c:1245 vm_create(ffff800000e6c800,ffff80002a21dc70) at vm_create+0x13e sys/dev/vmm/vmm.c:388 vmmioctl(a00,c2585601,ffff800000e6c800,1,ffff80002a21dc70) at vmmioctl+0x2de VOP_IOCTL(fffffd806e934bd8,c2585601,ffff800000e6c800,1,fffffd807f7d38f0,ffff80002a21dc70) at VOP_IOCTL+0x9a sys/kern/vfs_vops.c:264 vn_ioctl(fffffd806b22fdc0,c2585601,ffff800000e6c800,ffff80002a21dc70) at vn_ioctl+0xc0 sys/kern/vfs_vnops.c:525 sys_ioctl(ffff80002a21dc70,ffff80002a4a7e30,ffff80002a4a7d80) at sys_ioctl+0x4a9 syscall(ffff80002a4a7e30) at syscall+0x8cf mi_syscall sys/sys/syscall_mi.h:180 [inline] syscall(ffff80002a4a7e30) at syscall+0x8cf sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x488ba5e4110, 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 end of kernel end trace frame: 0x7861926b3cc0, 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: 0x7861926b3cc0, count: -3