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 239775 8858 0 0x8000000 0 1 syz-executor.0 * 22222 9187 0 0x8000000 0x4000000 0 syz-executor.5 db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff828edd2b) at panic+0x17b sys/kern/subr_prf.c:198 witness_checkorder(ffffffff82d8d7c8,9,0) at witness_checkorder+0xd03 witness_debugger sys/kern/subr_witness.c:2524 [inline] witness_checkorder(ffffffff82d8d7c8,9,0) at witness_checkorder+0xd03 sys/kern/subr_witness.c:786 __mp_lock(ffffffff82d8d5c0) at __mp_lock+0xa2 read_rflags machine/cpufunc.h:195 [inline] __mp_lock(ffffffff82d8d5c0) at __mp_lock+0xa2 intr_disable machine/cpufunc.h:216 [inline] __mp_lock(ffffffff82d8d5c0) at __mp_lock+0xa2 sys/kern/kern_lock.c:142 intr_handler(ffff8000373d13e0,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(ffffffff82dfa950) at mtx_enter_try+0x103 mtx_enter(ffffffff82dfa950) at mtx_enter+0x4e sys/kern/kern_lock.c:266 pool_get(ffffffff82dfa950,9) at pool_get+0xc4 sys/kern/subr_pool.c:579 uvmspace_alloc(0,411ef000,1,0) at uvmspace_alloc+0x41 sys/uvm/uvm_map.c:3279 vm_impl_init(ffff800030955308,ffff80002f546a70) at vm_impl_init+0x92 sys/arch/amd64/amd64/vmm_machdep.c:1244 vm_create(ffff800000e4a800,ffff80002f546a70) at vm_create+0x13e sys/dev/vmm/vmm.c:388 vmmioctl(a00,c2585601,ffff800000e4a800,1,ffff80002f546a70) at vmmioctl+0x2de end trace frame: 0xffff8000373d18a0, 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(ffffffff828edd2b) at panic+0x17b sys/kern/subr_prf.c:198 witness_checkorder(ffffffff82d8d7c8,9,0) at witness_checkorder+0xd03 witness_debugger sys/kern/subr_witness.c:2524 [inline] witness_checkorder(ffffffff82d8d7c8,9,0) at witness_checkorder+0xd03 sys/kern/subr_witness.c:786 __mp_lock(ffffffff82d8d5c0) at __mp_lock+0xa2 read_rflags machine/cpufunc.h:195 [inline] __mp_lock(ffffffff82d8d5c0) at __mp_lock+0xa2 intr_disable machine/cpufunc.h:216 [inline] __mp_lock(ffffffff82d8d5c0) at __mp_lock+0xa2 sys/kern/kern_lock.c:142 intr_handler(ffff8000373d13e0,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(ffffffff82dfa950) at mtx_enter_try+0x103 mtx_enter(ffffffff82dfa950) at mtx_enter+0x4e sys/kern/kern_lock.c:266 pool_get(ffffffff82dfa950,9) at pool_get+0xc4 sys/kern/subr_pool.c:579 uvmspace_alloc(0,411ef000,1,0) at uvmspace_alloc+0x41 sys/uvm/uvm_map.c:3279 vm_impl_init(ffff800030955308,ffff80002f546a70) at vm_impl_init+0x92 sys/arch/amd64/amd64/vmm_machdep.c:1244 vm_create(ffff800000e4a800,ffff80002f546a70) at vm_create+0x13e sys/dev/vmm/vmm.c:388 vmmioctl(a00,c2585601,ffff800000e4a800,1,ffff80002f546a70) at vmmioctl+0x2de VOP_IOCTL(fffffd807e624950,c2585601,ffff800000e4a800,1,fffffd807f7d3a90,ffff80002f546a70) at VOP_IOCTL+0x9a sys/kern/vfs_vops.c:264 vn_ioctl(fffffd8067f63130,c2585601,ffff800000e4a800,ffff80002f546a70) at vn_ioctl+0xc0 sys/kern/vfs_vnops.c:525 sys_ioctl(ffff80002f546a70,ffff8000373d1ba0,ffff8000373d1af0) at sys_ioctl+0x4a9 syscall(ffff8000373d1ba0) at syscall+0x8cf mi_syscall sys/sys/syscall_mi.h:180 [inline] syscall(ffff8000373d1ba0) at syscall+0x8cf sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x35b1005fd60, count: -19 ddb{0}> show registers rdi 0 rsi 0x1 rbp 0xffff8000373d11d0 rbx 0xffffffff82cb5d77 cpu_info_full_primary+0x2d77 rdx 0xffff800000df5e80 rcx 0xffff80002f546a70 rax 0xffffffff82cb4ff0 cpu_info_full_primary+0x1ff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0x40370d1f66ce8929 r11 0xa1369bbfd477dd1b r12 0xffffffff82cb5b78 cpu_info_full_primary+0x2b78 r13 0 r14 0 r15 0x1 rip 0xffffffff815bfa7c db_enter+0x1c cs 0x8 rflags 0x246 rsp 0xffff8000373d11c0 ss 0x10 db_enter+0x1c: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor.5) tid=22222 pid=9187 tcnt=2 stat=onproc flags process=8000000 proc=4000000 runpri=32, usrpri=78, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 forw=0xffffffffffffffff, list=0xffff80002f547c60,0xffff80002a264a70 process=0xffff80002a28e398 user=0xffff8000373cc000, vmspace=0xfffffd8064d40a68 estcpu=36, cpticks=1, pctcpu=0.0, user=0, sys=0, intr=1 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 61798 33913 71541 0 2 0x8000000 syz-executor.6 8858 239775 27603 0 7 0x8000000 syz-executor.0 8858 174780 27603 0 3 0xc000000 getblk syz-executor.0 9187 173034 4164 0 2 0x8000000 syz-executor.5 * 9187 22222 4164 0 7 0xc000000 syz-executor.5 52725 41370 32458 0 2 0x8000000 syz-executor.1 52725 343327 32458 0 3 0xc000080 fsleep syz-executor.1 73020 407980 78411 0 3 0x8000080 nanoslp syz-executor.4 73020 393703 78411 0 3 0xc000080 lockf syz-executor.4 73020 446093 78411 0 3 0xc000080 fsleep syz-executor.4 73020 325195 78411 0 3 0xc000080 fsleep syz-executor.4 3256 46136 86310 0 2 0x8000000 syz-executor.3 3256 462907 86310 0 3 0xc000080 lockf syz-executor.3 3256 328115 86310 0 3 0xc000080 lockf syz-executor.3 3256 330330 86310 0 3 0xc000080 fsleep syz-executor.3 86310 371268 69128 0 3 0x8000082 nanoslp syz-executor.3 78411 231791 69128 0 3 0x8000082 nanoslp syz-executor.4 27603 363961 69128 0 3 0x8000082 nanoslp syz-executor.0 85764 195730 0 0 3 0x14200 bored sosplice 31260 79435 0 0 3 0x14200 acct acct 11320 310778 69128 0 2 0x8000002 syz-executor.2 4164 269115 69128 0 3 0x8000082 nanoslp syz-executor.5 32458 333008 69128 0 2 0x8000002 syz-executor.1 28841 240909 69128 0 3 0x8000002 biowait syz-executor.7 71541 200158 69128 0 3 0x8000082 nanoslp syz-executor.6 69128 195318 18898 0 3 0x1a000082 wait syz-fuzzer 69128 112931 18898 0 3 0x1e000082 nanoslp syz-fuzzer 69128 512476 18898 0 3 0x1e000082 wait syz-fuzzer 69128 447986 18898 0 3 0x1e000082 wait syz-fuzzer 69128 222824 18898 0 3 0x1e000082 wait syz-fuzzer 69128 452752 18898 0 3 0x1e000082 wait syz-fuzzer 69128 498140 18898 0 3 0x1e000082 kqread syz-fuzzer 69128 136992 18898 0 3 0x1e000082 thrsleep syz-fuzzer 69128 228595 18898 0 3 0x1e000082 thrsleep syz-fuzzer 69128 420727 18898 0 3 0x1e000082 wait syz-fuzzer 69128 492897 18898 0 3 0x1e000082 thrsleep syz-fuzzer 69128 449520 18898 0 3 0x1e000082 wait syz-fuzzer 69128 450745 18898 0 3 0x1e000082 thrsleep syz-fuzzer 69128 516232 18898 0 3 0x1e000082 thrsleep syz-fuzzer 69128 236201 18898 0 3 0x1e000082 thrsleep syz-fuzzer 69128 154772 18898 0 3 0x1e000082 wait syz-fuzzer 18898 337946 95585 0 3 0x810008a sigsusp ksh 95585 282153 46276 0 3 0x1800009a kqread sshd 24151 294818 1 0 3 0x18100083 ttyin getty 46276 391248 1 0 3 0x18000088 kqread sshd 50002 433606 14887 73 3 0x19100010 ffs_fsync syslogd 14887 82792 1 0 3 0x18100082 sbwait syslogd 58760 313943 1 0 3 0x18100080 kqread resolvd 75238 259125 98578 77 3 0x18100092 kqread dhcpleased 9559 308751 98578 77 3 0x18100092 kqread dhcpleased 98578 121138 1 0 3 0x18000080 kqread dhcpleased 10592 63598 0 0 3 0x14200 bored smr 46483 192324 0 0 2 0x14200 zerothread 67182 501601 0 0 3 0x14200 aiodoned aiodoned 78264 342587 0 0 3 0x14200 syncer update 36550 89400 0 0 3 0x14200 cleaner cleaner 59789 325817 0 0 3 0x14200 reaper reaper 89311 473251 0 0 3 0x14200 pgdaemon pagedaemon 50747 395017 0 0 3 0x14200 bored viomb 9217 229322 0 0 3 0x40014200 acpi0 acpi0 79457 344849 0 0 3 0x40014200 idle1 45846 52489 0 0 3 0x14200 bored softnet3 55607 288182 0 0 3 0x14200 bored softnet2 20620 185780 0 0 3 0x14200 bored softnet1 12076 398013 0 0 3 0x14200 bored softnet0 774 143007 0 0 3 0x14200 bored systqmp 69045 461602 0 0 3 0x14200 bored systq 35852 179471 0 0 3 0x14200 tmoslp softclockmp 26314 110534 0 0 3 0x40014200 tmoslp softclock 70686 279859 0 0 3 0x40014200 idle0 1 126988 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 (0xffffffff82dfa960) #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 8858 (syz-executor.0) thread 0xffff80002a264cf0 (174780) exclusive rrwlock inode r = 0 (0xfffffd8067ec9a30) #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_makeinode+0xb0 sys/ufs/ufs/ufs_vnops.c:1728 #8 ufs_mknod+0x52 sys/ufs/ufs/ufs_vnops.c:167 #9 VOP_MKNOD+0xc3 sys/kern/vfs_vops.c:121 #10 domknodat+0x322 sys/kern/vfs_syscalls.c:1627 #11 syscall+0x854 mi_syscall sys/sys/syscall_mi.h:180 [inline] #11 syscall+0x854 sys/arch/amd64/amd64/trap.c:577 #12 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd8064bf82c8) #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 domknodat+0x95 sys/kern/vfs_syscalls.c:1579 #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 28841 (syz-executor.7) thread 0xffff8000ffff6f78 (240909) exclusive rrwlock inode r = 0 (0xfffffd8064bf84e8) #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 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 (0xfffffd80675b42b8) #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 vget+0x1fd sys/kern/vfs_subr.c:676 #6 cache_lookup+0x2b3 sys/kern/vfs_cache.c:222 #7 ufs_lookup+0x1b2 sys/ufs/ufs/ufs_lookup.c:160 #8 VOP_LOOKUP+0x5c sys/kern/vfs_vops.c:85 #9 vfs_lookup+0x6f8 sys/kern/vfs_lookup.c:566 #10 namei+0x56a sys/kern/vfs_lookup.c:250 #11 dounlinkat+0x9d sys/kern/vfs_syscalls.c:1855 #12 syscall+0x854 mi_syscall sys/sys/syscall_mi.h:180 [inline] #12 syscall+0x854 sys/arch/amd64/amd64/trap.c:577 #13 Xsyscall+0x128 Process 50002 (syslogd) thread 0xffff8000ffffd9b0 (433606) exclusive rrwlock inode r = 0 (0xfffffd806e74b4e0) #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 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 10193 6606K 6871K 166960K 11893 0 pcb 17 12K 12K 166960K 77 0 rtable 222 14K 15K 166960K 485 0 pf 31 9K 10K 166960K 52 0 ifaddr 46 15K 16K 166960K 66 0 ifgroup 54 2K 2K 166960K 70 0 sysctl 1 0K 0K 166960K 1 0 counters 66 36K 36K 166960K 76 0 ioctlops 1 1K 4K 166960K 1504 0 iov 0 0K 12K 166960K 14 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1365 86K 86K 166960K 1695 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 9K 166960K 16 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 31 0 dirhash 12 2K 2K 166960K 24 0 ACPI 1697 195K 286K 166960K 12548 0 file desc 16 57K 93K 166960K 572 0 sigio 0 0K 0K 166960K 4 0 proc 58 79K 115K 166960K 597 0 subproc 104 6K 6K 166960K 143 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 55 0 in_multi 99 7K 7K 166960K 143 0 ether_multi 1 0K 0K 166960K 3 0 mrt 2 0K 0K 166960K 3 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 476 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 289 77K 81K 166960K 7283 0 UVM aobj 21 4K 4K 166960K 23 0 pinsyscall 36 72K 100K 166960K 1790 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 1K 166960K 57 0 NDP 12 0K 2K 166960K 39 0 temp 52 6814K 6940K 166960K 15768 0 kqueue 12 18K 26K 166960K 114 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 79 0 76 1 0 1 1 0 8 0 rtentry 112 157 0 56 4 0 4 4 0 8 0 unpcb 144 368 0 355 3 1 2 2 0 8 1 syncache 336 4 0 4 1 1 0 1 0 8 0 tcpcb 808 143 0 138 2 1 1 2 0 8 0 arp 120 26 0 8 1 0 1 1 0 8 0 inpcb 384 601 0 592 6 1 5 5 0 8 4 nd6 136 38 0 10 2 0 2 2 0 8 0 pkpcb 40 6 0 6 1 1 0 1 0 8 0 kcovpl 48 11 0 3 1 0 1 1 0 8 0 ppxss 1168 2 0 2 1 1 0 1 0 8 0 pffrag 232 18 0 14 1 0 1 1 0 482 0 pffrnode 88 18 0 14 1 0 1 1 0 8 0 pffrent 40 77 0 73 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 60 0 21 1 0 1 1 0 8 0 pfstkey 128 60 0 21 2 0 2 2 0 8 0 pfstate 376 60 0 21 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 256 640 0 185 32 3 29 29 0 8 0 art_table 32 641 0 185 4 0 4 4 0 8 0 art_node 16 155 0 65 1 0 1 1 0 8 0 sysvmsgpl 40 6 0 3 1 0 1 1 0 8 0 semapl 112 28 0 18 1 0 1 1 0 8 0 shmpl 112 20 0 2 1 0 1 1 0 8 0 dirhash 1024 25 0 8 3 0 3 3 0 8 0 dino2pl 256 2352 0 833 96 0 96 96 0 8 0 ffsino 272 2353 0 833 102 0 102 102 0 8 0 nchpl 144 3280 0 1534 67 0 67 67 0 8 0 uvmvnodes 80 2662 0 0 55 0 55 55 0 8 0 vnodes 216 2662 0 0 148 0 148 148 0 8 0 namei 1024 11392 0 11391 2 1 1 2 0 8 0 percpumem 16 52 0 5 1 0 1 1 0 8 0 vcpupl 3904 1 0 0 1 0 1 1 0 8 0 vmpool 696 2 0 0 1 0 1 1 0 8 0 kstatmem 264 34 0 10 2 0 2 2 0 8 0 scsiplug 72 1 0 1 1 0 1 1 0 8 1 scxspl 216 12915 0 12913 13 9 4 8 1 8 3 plimitpl 152 235 0 220 1 0 1 1 0 8 0 sigapl 424 877 0 830 7 1 6 7 0 8 0 futexpl 64 7362 0 7358 1 0 1 1 0 8 0 knotepl 120 558 0 0 17 0 17 17 0 8 0 kqueuepl 216 191 0 181 1 0 1 1 0 8 0 pipepl 320 189 0 161 3 0 3 3 0 8 0 fdescpl 496 857 0 830 6 2 4 5 0 8 0 filepl 152 4735 0 4482 11 0 11 11 0 8 0 lockfpl 104 245 0 237 1 0 1 1 0 8 0 lockfspl 48 89 0 85 1 0 1 1 0 8 0 sessionpl 144 26 0 10 1 0 1 1 0 8 0 pgrppl 48 34 0 18 1 0 1 1 0 8 0 ucredpl 104 528 0 518 1 0 1 1 0 8 0 zombiepl 144 830 0 830 1 0 1 1 0 8 1 processpl 1136 877 0 830 4 0 4 4 0 8 0 procpl 656 1415 0 1344 7 0 7 7 0 8 0 srpgc 96 4 0 4 2 1 1 1 0 8 1 sosppl 168 8 0 8 2 1 1 1 0 8 1 sockpl 664 1064 0 1038 7 1 6 6 0 8 3 mcl64k 65536 2 0 0 1 0 1 1 0 8 0 mcl8k 8192 4 0 0 1 0 1 1 0 8 0 mcl4k 4096 4 0 0 1 0 1 1 0 8 0 mcl2k 2048 305 0 0 39 0 39 39 0 8 0 mtagpl 96 13 0 0 1 0 1 1 0 8 0 mbufpl 256 401 0 0 24 0 24 24 0 8 0 bufpl 280 5939 0 190 411 0 411 411 0 8 0 anonpl 24 243165 0 237218 66 0 66 66 0 186 16 amapchunkpl 152 23260 0 22575 39 0 39 39 0 158 11 amappl16 200 6713 0 6580 22 12 10 22 0 8 0 amappl15 192 96 0 95 1 0 1 1 0 8 0 amappl14 184 154 0 143 2 1 1 2 0 8 0 amappl13 176 12 0 11 1 0 1 1 0 8 0 amappl12 168 1574 0 1546 2 0 2 2 0 8 0 amappl11 160 68 0 57 1 0 1 1 0 8 0 amappl10 152 50 0 42 1 0 1 1 0 8 0 amappl9 144 190 0 189 1 0 1 1 0 8 0 amappl8 136 128 0 96 2 0 2 2 0 8 0 amappl7 128 53 0 41 1 0 1 1 0 8 0 amappl6 120 378 0 364 2 1 1 2 0 8 0 amappl5 112 178 0 166 1 0 1 1 0 8 0 amappl4 104 561 0 529 3 1 2 3 0 8 0 amappl3 96 5253 0 5170 3 0 3 3 0 8 0 amappl2 88 1251 0 1181 4 2 2 4 0 8 0 amappl1 80 11061 0 10574 22 11 11 22 0 8 0 amappl 88 6688 0 6494 6 0 6 6 0 92 1 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 22 0 2 1 0 1 1 0 8 0 uaddrrnd 24 858 0 830 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 858 0 830 1 0 1 1 0 8 0 vmmpekpl 168 10458 0 10400 3 0 3 3 0 8 0 vmmpepl 168 74697 0 72856 116 16 100 116 0 357 13 vmsppl 440 857 0 830 4 0 4 4 0 8 0 rwobjpl 56 28165 0 24404 55 1 54 54 0 8 0 pdppl 4096 1723 0 1661 116 52 64 79 0 8 2 pvpl 32 49215 0 0 399 2 397 397 0 265 0 pmappl 248 857 0 830 4 2 2 3 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 425 0 61 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(ffffffff828edd2b) at panic+0x17b sys/kern/subr_prf.c:198 witness_checkorder(ffffffff82d8d7c8,9,0) at witness_checkorder+0xd03 witness_debugger sys/kern/subr_witness.c:2524 [inline] witness_checkorder(ffffffff82d8d7c8,9,0) at witness_checkorder+0xd03 sys/kern/subr_witness.c:786 __mp_lock(ffffffff82d8d5c0) at __mp_lock+0xa2 read_rflags machine/cpufunc.h:195 [inline] __mp_lock(ffffffff82d8d5c0) at __mp_lock+0xa2 intr_disable machine/cpufunc.h:216 [inline] __mp_lock(ffffffff82d8d5c0) at __mp_lock+0xa2 sys/kern/kern_lock.c:142 intr_handler(ffff8000373d13e0,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(ffffffff82dfa950) at mtx_enter_try+0x103 mtx_enter(ffffffff82dfa950) at mtx_enter+0x4e sys/kern/kern_lock.c:266 pool_get(ffffffff82dfa950,9) at pool_get+0xc4 sys/kern/subr_pool.c:579 uvmspace_alloc(0,411ef000,1,0) at uvmspace_alloc+0x41 sys/uvm/uvm_map.c:3279 vm_impl_init(ffff800030955308,ffff80002f546a70) at vm_impl_init+0x92 sys/arch/amd64/amd64/vmm_machdep.c:1244 vm_create(ffff800000e4a800,ffff80002f546a70) at vm_create+0x13e sys/dev/vmm/vmm.c:388 vmmioctl(a00,c2585601,ffff800000e4a800,1,ffff80002f546a70) at vmmioctl+0x2de VOP_IOCTL(fffffd807e624950,c2585601,ffff800000e4a800,1,fffffd807f7d3a90,ffff80002f546a70) at VOP_IOCTL+0x9a sys/kern/vfs_vops.c:264 vn_ioctl(fffffd8067f63130,c2585601,ffff800000e4a800,ffff80002f546a70) at vn_ioctl+0xc0 sys/kern/vfs_vnops.c:525 sys_ioctl(ffff80002f546a70,ffff8000373d1ba0,ffff8000373d1af0) at sys_ioctl+0x4a9 syscall(ffff8000373d1ba0) at syscall+0x8cf mi_syscall sys/sys/syscall_mi.h:180 [inline] syscall(ffff8000373d1ba0) at syscall+0x8cf sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x35b1005fd60, 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: 0x7b1e9ced7f60, 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: 0x7b1e9ced7f60, count: -3