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 * 89524 94269 0 0x8000000 0x4000000 0 syz-executor.6 400168 11727 0 0x8000000 0 1 syz-executor.7 db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff828ebee0) at panic+0x17b sys/kern/subr_prf.c:198 witness_checkorder(ffffffff82e0ba30,9,0) at witness_checkorder+0xd03 witness_debugger sys/kern/subr_witness.c:2524 [inline] witness_checkorder(ffffffff82e0ba30,9,0) at witness_checkorder+0xd03 sys/kern/subr_witness.c:786 __mp_lock(ffffffff82e0b828) at __mp_lock+0xa2 read_rflags machine/cpufunc.h:193 [inline] __mp_lock(ffffffff82e0b828) at __mp_lock+0xa2 intr_disable machine/cpufunc.h:214 [inline] __mp_lock(ffffffff82e0b828) at __mp_lock+0xa2 sys/kern/kern_lock.c:142 intr_handler(ffff800038da11d0,ffff80000006bc00) at intr_handler+0x62 sys/arch/amd64/amd64/intr.c:539 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f __sanitizer_cov_trace_const_cmp4(ffffffff82d98ba0,9) at __sanitizer_cov_trace_const_cmp4+0x3b sys/dev/kcov.c:236 pool_get(ffffffff82d98ba0,9) at pool_get+0xf0 sys/kern/subr_pool.c:582 uvmspace_alloc(0,200001000,1,0) at uvmspace_alloc+0x41 sys/uvm/uvm_map.c:3279 vm_impl_init(ffff80002a1575c8,ffff80002f941740) at vm_impl_init+0x92 sys/arch/amd64/amd64/vmm_machdep.c:1244 vm_create(ffff800000eae800,ffff80002f941740) at vm_create+0x13e sys/dev/vmm/vmm.c:388 vmmioctl(a00,c2585601,ffff800000eae800,1,ffff80002f941740) at vmmioctl+0x2de VOP_IOCTL(fffffd806e913d88,c2585601,ffff800000eae800,1,fffffd807f7d3680,ffff80002f941740) at VOP_IOCTL+0x9a sys/kern/vfs_vops.c:264 vn_ioctl(fffffd806631c900,c2585601,ffff800000eae800,ffff80002f941740) at vn_ioctl+0xc0 sys/kern/vfs_vnops.c:525 end trace frame: 0xffff800038da1840, 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(ffffffff828ebee0) at panic+0x17b sys/kern/subr_prf.c:198 witness_checkorder(ffffffff82e0ba30,9,0) at witness_checkorder+0xd03 witness_debugger sys/kern/subr_witness.c:2524 [inline] witness_checkorder(ffffffff82e0ba30,9,0) at witness_checkorder+0xd03 sys/kern/subr_witness.c:786 __mp_lock(ffffffff82e0b828) at __mp_lock+0xa2 read_rflags machine/cpufunc.h:193 [inline] __mp_lock(ffffffff82e0b828) at __mp_lock+0xa2 intr_disable machine/cpufunc.h:214 [inline] __mp_lock(ffffffff82e0b828) at __mp_lock+0xa2 sys/kern/kern_lock.c:142 intr_handler(ffff800038da11d0,ffff80000006bc00) at intr_handler+0x62 sys/arch/amd64/amd64/intr.c:539 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f __sanitizer_cov_trace_const_cmp4(ffffffff82d98ba0,9) at __sanitizer_cov_trace_const_cmp4+0x3b sys/dev/kcov.c:236 pool_get(ffffffff82d98ba0,9) at pool_get+0xf0 sys/kern/subr_pool.c:582 uvmspace_alloc(0,200001000,1,0) at uvmspace_alloc+0x41 sys/uvm/uvm_map.c:3279 vm_impl_init(ffff80002a1575c8,ffff80002f941740) at vm_impl_init+0x92 sys/arch/amd64/amd64/vmm_machdep.c:1244 vm_create(ffff800000eae800,ffff80002f941740) at vm_create+0x13e sys/dev/vmm/vmm.c:388 vmmioctl(a00,c2585601,ffff800000eae800,1,ffff80002f941740) at vmmioctl+0x2de VOP_IOCTL(fffffd806e913d88,c2585601,ffff800000eae800,1,fffffd807f7d3680,ffff80002f941740) at VOP_IOCTL+0x9a sys/kern/vfs_vops.c:264 vn_ioctl(fffffd806631c900,c2585601,ffff800000eae800,ffff80002f941740) at vn_ioctl+0xc0 sys/kern/vfs_vnops.c:525 sys_ioctl(ffff80002f941740,ffff800038da1920,ffff800038da1870) at sys_ioctl+0x4a9 syscall(ffff800038da1920) at syscall+0x8cf mi_syscall sys/sys/syscall_mi.h:180 [inline] syscall(ffff800038da1920) at syscall+0x8cf sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x488f92a100, count: -17 ddb{0}> show registers rdi 0 rsi 0x1 rbp 0xffff800038da0fc0 rbx 0xffffffff82c82d77 cpu_info_full_primary+0x2d77 rdx 0xffff800000f12680 rcx 0xffff80002f941740 rax 0xffffffff82c81ff0 cpu_info_full_primary+0x1ff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0x572af1af4225ff63 r11 0xf4e30efcd861b2c7 r12 0xffffffff82c82b78 cpu_info_full_primary+0x2b78 r13 0 r14 0 r15 0x1 rip 0xffffffff826deb8c db_enter+0x1c cs 0x8 rflags 0x246 rsp 0xffff800038da0fb0 ss 0x10 db_enter+0x1c: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor.6) tid=89524 pid=94269 tcnt=2 stat=onproc flags process=8000000 proc=4000000 runpri=32, usrpri=86, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 forw=0xffffffffffffffff, list=0xffff80002f940d00,0xffffffff82e45378 process=0xffff80002a29f0e8 user=0xffff800038d9c000, vmspace=0xfffffd806acf9c18 estcpu=36, cpticks=1, pctcpu=0.0, user=0, sys=0, intr=1 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 94269 435562 73163 0 2 0x8000000 syz-executor.6 *94269 89524 73163 0 7 0xc000000 syz-executor.6 11727 400168 27554 0 7 0x8000000 syz-executor.7 11727 72435 27554 0 3 0xc000080 sbwait syz-executor.7 91668 156180 54958 0 3 0x8000080 nanoslp syz-executor.4 91668 35159 54958 0 3 0xc000080 msgwait syz-executor.4 91668 114906 54958 0 3 0xc000080 fsleep syz-executor.4 68408 471343 14957 0 3 0x8000090 nanoslp syz-executor.2 68408 216879 14957 0 3 0xc000090 kqpoll syz-executor.2 73163 239092 21323 0 3 0x8000082 nanoslp syz-executor.6 48702 198614 47275 0 3 0x8000090 nanoslp syz-executor.3 48702 169869 47275 0 3 0xc000090 netio syz-executor.3 48702 382834 47275 0 3 0xc000090 fsleep syz-executor.3 47254 313779 26226 0 3 0x8000080 nanoslp syz-executor.1 47254 369519 26226 0 3 0xc000080 ttyin syz-executor.1 47254 187521 26226 0 3 0xc000080 fsleep syz-executor.1 68746 264233 0 0 3 0x14200 bored sosplice 52749 195326 1 0 3 0x18100083 ttyin getty 26226 221936 21323 0 3 0x8000082 nanoslp syz-executor.1 31003 506736 21323 0 3 0x8000082 nanoslp syz-executor.5 47275 167070 21323 0 3 0x8000082 nanoslp syz-executor.3 54958 117712 21323 0 3 0x8000082 nanoslp syz-executor.4 27554 400566 21323 0 3 0x8000082 nanoslp syz-executor.7 14957 76260 21323 0 3 0x8000082 nanoslp syz-executor.2 2526 234436 21323 0 3 0x8000002 biowait syz-executor.0 21323 215994 55503 0 3 0x1a000082 wait syz-fuzzer 21323 344948 55503 0 3 0x1e000082 nanoslp syz-fuzzer 21323 206949 55503 0 3 0x1e000082 thrsleep syz-fuzzer 21323 266133 55503 0 3 0x1e000082 thrsleep syz-fuzzer 21323 269941 55503 0 3 0x1e000082 wait syz-fuzzer 21323 95739 55503 0 3 0x1e000082 kqread syz-fuzzer 21323 179403 55503 0 3 0x1e000082 wait syz-fuzzer 21323 421950 55503 0 3 0x1e000082 wait syz-fuzzer 21323 163052 55503 0 3 0x1e000082 wait syz-fuzzer 21323 133937 55503 0 3 0x1e000082 wait syz-fuzzer 21323 934 55503 0 3 0x1e000082 thrsleep syz-fuzzer 21323 429794 55503 0 3 0x1e000082 wait syz-fuzzer 21323 128830 55503 0 3 0x1e000082 wait syz-fuzzer 21323 414482 55503 0 3 0x1e000082 thrsleep syz-fuzzer 21323 211899 55503 0 3 0x1e000082 thrsleep syz-fuzzer 55503 425595 88399 0 3 0x810008a sigsusp ksh 88399 190555 26285 0 3 0x1800009a kqread sshd 26285 356648 1 0 3 0x18000088 kqread sshd 65942 297513 59540 73 3 0x19100090 kqread syslogd 59540 360612 1 0 3 0x18100082 sbwait syslogd 30113 20213 1 0 3 0x18100080 kqread resolvd 83953 453195 96392 77 3 0x18100092 kqread dhcpleased 89749 90747 96392 77 3 0x18100092 kqread dhcpleased 96392 296191 1 0 3 0x18000080 kqread dhcpleased 92051 303964 0 0 3 0x14200 bored smr 59690 196362 0 0 2 0x14200 zerothread 48522 245338 0 0 3 0x14200 aiodoned aiodoned 53334 44833 0 0 3 0x14200 syncer update 4911 290240 0 0 3 0x14200 cleaner cleaner 54583 79947 0 0 3 0x14200 reaper reaper 73659 24832 0 0 3 0x14200 pgdaemon pagedaemon 7752 302459 0 0 3 0x14200 bored viomb 63115 272159 0 0 3 0x40014200 acpi0 acpi0 8645 1344 0 0 3 0x40014200 idle1 71742 166616 0 0 3 0x14200 bored softnet3 38778 303395 0 0 3 0x14200 bored softnet2 50482 277808 0 0 3 0x14200 bored softnet1 33103 75630 0 0 3 0x14200 bored softnet0 97579 178018 0 0 3 0x14200 bored systqmp 67053 187429 0 0 3 0x14200 bored systq 35808 156706 0 0 3 0x14200 tmoslp softclockmp 85835 12091 0 0 3 0x40014200 tmoslp softclock 86460 329697 0 0 3 0x40014200 idle0 1 522556 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 (0xffffffff82d98bb0) #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:1244 #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 2526 (syz-executor.0) thread 0xffff8000ffff79b8 (234436) exclusive rrwlock inode r = 0 (0xfffffd806aa02818) #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:524 #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:1112 #8 VOP_MKDIR+0xc3 sys/kern/vfs_vops.c:394 #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 (0xfffffd806a5afc50) #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:524 #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 10180 6473K 7125K 166960K 11646 0 pcb 17 12K 12K 166960K 74 0 rtable 221 6K 7K 166960K 409 0 pf 27 8K 10K 166960K 50 0 ifaddr 40 14K 15K 166960K 53 0 ifgroup 46 2K 2K 166960K 66 0 sysctl 2 0K 0K 166960K 2 0 counters 62 36K 36K 166960K 72 0 ioctlops 1 1K 4K 166960K 1502 0 iov 2 12K 18K 166960K 18 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1377 87K 87K 166960K 1577 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 9K 166960K 7 0 VM map 2 1K 1K 166960K 2 0 sem 12 1K 1K 166960K 17 0 dirhash 12 2K 2K 166960K 18 0 ACPI 1697 195K 286K 166960K 12548 0 file desc 18 65K 93K 166960K 363 0 sigio 0 0K 0K 166960K 2 0 proc 58 79K 115K 166960K 536 0 subproc 117 7K 7K 166960K 117 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 46 0 in_multi 88 6K 7K 166960K 124 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 73 334K 334K 166960K 73 0 exec 0 0K 1K 166960K 403 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 307 86K 86K 166960K 5576 0 UVM aobj 13 2K 2K 166960K 16 0 pinsyscall 38 76K 100K 166960K 1526 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 30 0 NDP 12 0K 1K 166960K 33 0 temp 51 6813K 6940K 166960K 14436 0 kqueue 14 22K 26K 166960K 63 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 57 0 54 1 0 1 1 0 8 0 rtentry 112 129 0 27 4 0 4 4 0 8 0 unpcb 144 209 0 191 1 0 1 1 0 8 0 syncache 336 9 0 9 3 3 0 1 0 8 0 tcpcb 808 109 0 101 3 2 1 2 0 8 0 arp 120 21 0 4 1 0 1 1 0 8 0 inpcb 384 383 0 369 4 2 2 3 0 8 0 nd6 136 30 0 8 1 0 1 1 0 8 0 pkpcb 40 1 0 1 1 1 0 1 0 8 0 kcovpl 48 9 0 0 1 0 1 1 0 8 0 ppxss 1168 1 0 1 1 1 0 1 0 8 0 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 2 0 0 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 41 0 16 1 0 1 1 0 8 0 pfstkey 128 41 0 16 2 0 2 2 0 8 0 pfstate 376 41 0 16 4 0 4 4 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 256 522 0 110 30 3 27 30 0 8 0 art_table 32 523 0 110 4 0 4 4 0 8 0 art_node 16 128 0 36 1 0 1 1 0 8 0 sysvmsgpl 40 2 0 1 1 0 1 1 0 8 0 semupl 112 2 0 2 2 2 0 1 0 8 0 semapl 112 14 0 4 1 0 1 1 0 8 0 shmpl 112 13 0 3 1 0 1 1 0 8 0 dirhash 1024 21 0 4 3 0 3 3 0 8 0 dino2pl 256 1974 0 457 96 0 96 96 0 8 0 ffsino 272 1974 0 457 102 0 102 102 0 8 0 nchpl 144 2570 0 829 67 0 67 67 0 8 0 uvmvnodes 80 2210 0 0 46 0 46 46 0 8 0 vnodes 216 2210 0 0 123 0 123 123 0 8 0 namei 1024 8776 0 8775 3 2 1 2 0 8 0 percpumem 16 50 0 5 1 0 1 1 0 8 0 vcpupl 3904 1 0 0 1 0 1 1 0 8 0 vmpool 696 4 0 2 2 1 1 1 0 8 0 kstatmem 264 30 0 10 2 0 2 2 0 8 0 scsiplug 72 1 0 1 1 1 0 1 0 8 0 scxspl 216 13584 0 13583 10 9 1 8 1 8 0 plimitpl 152 123 0 106 1 0 1 1 0 8 0 sigapl 424 667 0 619 7 1 6 7 0 8 0 futexpl 64 4277 0 4274 2 1 1 1 0 8 0 knotepl 120 593 0 0 18 0 18 18 0 8 0 kqueuepl 216 101 0 91 1 0 1 1 0 8 0 pipepl 320 176 0 147 3 0 3 3 0 8 0 fdescpl 496 648 0 619 6 2 4 5 0 8 0 filepl 152 3381 0 3102 11 0 11 11 0 8 0 lockfpl 104 70 0 68 1 0 1 1 0 8 0 lockfspl 48 29 0 27 1 0 1 1 0 8 0 sessionpl 144 25 0 8 1 0 1 1 0 8 0 pgrppl 48 28 0 11 1 0 1 1 0 8 0 ucredpl 104 355 0 342 1 0 1 1 0 8 0 zombiepl 144 621 0 619 1 0 1 1 0 8 0 processpl 1136 667 0 619 4 0 4 4 0 8 0 procpl 656 965 0 894 7 0 7 7 0 8 0 srpgc 96 4 0 4 1 1 0 1 0 8 0 sosppl 168 4 0 4 2 2 0 1 0 8 0 sockpl 664 651 0 617 7 3 4 4 0 8 1 mcl64k 65536 5 0 0 1 0 1 1 0 8 0 mcl16k 16384 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 5 0 0 1 0 1 1 0 8 0 mcl4k 4096 4 0 0 1 0 1 1 0 8 0 mcl2k 2048 338 0 0 43 0 43 43 0 8 0 mtagpl 96 8 0 0 1 0 1 1 0 8 0 mbufpl 256 379 0 0 24 0 24 24 0 8 0 bufpl 280 5507 0 195 380 0 380 380 0 8 0 anonpl 24 231673 0 225436 70 28 42 66 0 186 0 amapchunkpl 152 18186 0 17448 37 7 30 37 0 158 0 amappl16 200 6436 0 6289 23 13 10 23 0 8 0 amappl15 192 22 0 21 1 0 1 1 0 8 0 amappl14 184 171 0 157 2 1 1 2 0 8 0 amappl13 176 20 0 20 1 1 0 1 0 8 0 amappl12 168 1350 0 1317 4 1 3 3 0 8 0 amappl11 160 55 0 44 1 0 1 1 0 8 0 amappl10 152 55 0 45 1 0 1 1 0 8 0 amappl9 144 296 0 295 1 0 1 1 0 8 0 amappl8 136 145 0 110 2 0 2 2 0 8 0 amappl7 128 58 0 45 1 0 1 1 0 8 0 amappl6 120 334 0 321 2 1 1 2 0 8 0 amappl5 112 171 0 158 1 0 1 1 0 8 0 amappl4 104 565 0 529 3 1 2 3 0 8 0 amappl3 96 3917 0 3820 3 0 3 3 0 8 0 amappl2 88 1048 0 975 5 3 2 5 0 8 0 amappl1 80 10382 0 9878 22 10 12 22 0 8 0 amappl 88 5012 0 4796 6 1 5 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 15 0 3 1 0 1 1 0 8 0 uaddrrnd 24 651 0 621 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 651 0 621 1 0 1 1 0 8 0 vmmpekpl 168 9606 0 9548 3 0 3 3 0 8 0 vmmpepl 168 62304 0 60317 116 27 89 116 0 357 0 vmsppl 440 650 0 621 4 0 4 4 0 8 0 pool(0xffffffff82d98ba0:vmsppl): page inconsistency: page 0xfffffd806acf9000; 1 on list, 7 missing, 9 items per page rwobjpl 56 25187 0 21816 52 4 48 48 0 8 0 pdppl 4096 1309 0 1243 101 35 66 79 0 8 0 pvpl 32 49106 0 0 398 1 397 398 0 265 0 pmappl 248 650 0 621 4 1 3 3 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 417 0 48 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(ffffffff828ebee0) at panic+0x17b sys/kern/subr_prf.c:198 witness_checkorder(ffffffff82e0ba30,9,0) at witness_checkorder+0xd03 witness_debugger sys/kern/subr_witness.c:2524 [inline] witness_checkorder(ffffffff82e0ba30,9,0) at witness_checkorder+0xd03 sys/kern/subr_witness.c:786 __mp_lock(ffffffff82e0b828) at __mp_lock+0xa2 read_rflags machine/cpufunc.h:193 [inline] __mp_lock(ffffffff82e0b828) at __mp_lock+0xa2 intr_disable machine/cpufunc.h:214 [inline] __mp_lock(ffffffff82e0b828) at __mp_lock+0xa2 sys/kern/kern_lock.c:142 intr_handler(ffff800038da11d0,ffff80000006bc00) at intr_handler+0x62 sys/arch/amd64/amd64/intr.c:539 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f __sanitizer_cov_trace_const_cmp4(ffffffff82d98ba0,9) at __sanitizer_cov_trace_const_cmp4+0x3b sys/dev/kcov.c:236 pool_get(ffffffff82d98ba0,9) at pool_get+0xf0 sys/kern/subr_pool.c:582 uvmspace_alloc(0,200001000,1,0) at uvmspace_alloc+0x41 sys/uvm/uvm_map.c:3279 vm_impl_init(ffff80002a1575c8,ffff80002f941740) at vm_impl_init+0x92 sys/arch/amd64/amd64/vmm_machdep.c:1244 vm_create(ffff800000eae800,ffff80002f941740) at vm_create+0x13e sys/dev/vmm/vmm.c:388 vmmioctl(a00,c2585601,ffff800000eae800,1,ffff80002f941740) at vmmioctl+0x2de VOP_IOCTL(fffffd806e913d88,c2585601,ffff800000eae800,1,fffffd807f7d3680,ffff80002f941740) at VOP_IOCTL+0x9a sys/kern/vfs_vops.c:264 vn_ioctl(fffffd806631c900,c2585601,ffff800000eae800,ffff80002f941740) at vn_ioctl+0xc0 sys/kern/vfs_vnops.c:525 sys_ioctl(ffff80002f941740,ffff800038da1920,ffff800038da1870) at sys_ioctl+0x4a9 syscall(ffff800038da1920) at syscall+0x8cf mi_syscall sys/sys/syscall_mi.h:180 [inline] syscall(ffff800038da1920) at syscall+0x8cf sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x488f92a100, count: -17 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: 0x7ce7794603d0, 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: 0x7ce7794603d0, count: -3