panic: acquiring blockable sleep lock with spinlock or critical section held (rwlock) vmmaplk Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND 251665 7060 73 0x19100010 0 0 syslogd *443034 33685 0 0x14000 0x200 1 reaper db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff830691a3) at panic+0x1e5 sys/kern/subr_prf.c:198 witness_checkorder(ffffffff835e1040,1,0) at witness_checkorder+0x1197 witness_debugger sys/kern/subr_witness.c:2518 [inline] witness_checkorder(ffffffff835e1040,1,0) at witness_checkorder+0x1197 sys/kern/subr_witness.c:780 rw_enter_read(ffffffff835e1030) at rw_enter_read+0xab sys/kern/kern_rwlock.c:112 uvmfault_lookup(ffff800029fe51e0,0) at uvmfault_lookup+0x122 sys/uvm/uvm_fault.c:1785 uvm_fault_check(ffff800029fe51e0,ffff800029fe5218,ffff800029fe5240) at uvm_fault_check+0x47 sys/uvm/uvm_fault.c:672 uvm_fault(ffffffff835e0f50,7f86f93c3000,0,2) at uvm_fault+0x112 sys/uvm/uvm_fault.c:600 kpageflttrap(ffff800029fe5380,7f86f93c3aa8) at kpageflttrap+0x2d0 sys/arch/amd64/amd64/trap.c:279 kerntrap(ffff800029fe5380) at kerntrap+0x14a sys/arch/amd64/amd64/trap.c:332 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b pmap_page_remove(fffffd80086abc20) at pmap_page_remove+0x45d _atomic_swap_64 machine/atomic.h:117 [inline] pmap_page_remove(fffffd80086abc20) at pmap_page_remove+0x45d sys/arch/amd64/amd64/pmap.c:2005 uvm_anfree_list(fffffd80768b05d0,0) at uvm_anfree_list+0xd6 amap_wipeout(fffffd806c83a160) at amap_wipeout+0x248 sys/uvm/uvm_amap.c:502 uvm_unmap_detach(ffff800029fe55b0,0) at uvm_unmap_detach+0x8a sys/uvm/uvm_map.c:1353 end trace frame: 0xffff800029fe55f0, 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{1}> ddb{1}> set $lines = 0 ddb{1}> set $maxwidth = 0 ddb{1}> show panic *cpu1: acquiring blockable sleep lock with spinlock or critical section held (rwlock) vmmaplk ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff830691a3) at panic+0x1e5 sys/kern/subr_prf.c:198 witness_checkorder(ffffffff835e1040,1,0) at witness_checkorder+0x1197 witness_debugger sys/kern/subr_witness.c:2518 [inline] witness_checkorder(ffffffff835e1040,1,0) at witness_checkorder+0x1197 sys/kern/subr_witness.c:780 rw_enter_read(ffffffff835e1030) at rw_enter_read+0xab sys/kern/kern_rwlock.c:112 uvmfault_lookup(ffff800029fe51e0,0) at uvmfault_lookup+0x122 sys/uvm/uvm_fault.c:1785 uvm_fault_check(ffff800029fe51e0,ffff800029fe5218,ffff800029fe5240) at uvm_fault_check+0x47 sys/uvm/uvm_fault.c:672 uvm_fault(ffffffff835e0f50,7f86f93c3000,0,2) at uvm_fault+0x112 sys/uvm/uvm_fault.c:600 kpageflttrap(ffff800029fe5380,7f86f93c3aa8) at kpageflttrap+0x2d0 sys/arch/amd64/amd64/trap.c:279 kerntrap(ffff800029fe5380) at kerntrap+0x14a sys/arch/amd64/amd64/trap.c:332 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b pmap_page_remove(fffffd80086abc20) at pmap_page_remove+0x45d _atomic_swap_64 machine/atomic.h:117 [inline] pmap_page_remove(fffffd80086abc20) at pmap_page_remove+0x45d sys/arch/amd64/amd64/pmap.c:2005 uvm_anfree_list(fffffd80768b05d0,0) at uvm_anfree_list+0xd6 amap_wipeout(fffffd806c83a160) at amap_wipeout+0x248 sys/uvm/uvm_amap.c:502 uvm_unmap_detach(ffff800029fe55b0,0) at uvm_unmap_detach+0x8a sys/uvm/uvm_map.c:1353 uvm_map_teardown(fffffd806c7c9a68) at uvm_map_teardown+0x35e sys/uvm/uvm_map.c:2518 uvmspace_free(fffffd806c7c9a68) at uvmspace_free+0xcd sys/uvm/uvm_map.c:3422 reaper(ffff800029fd9448) at reaper+0x256 sys/kern/kern_exit.c:480 end trace frame: 0x0, count: -17 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff800029fe4e40 rbx 0xffff800029b7cd87 rdx 0 rcx 0xffff800029fd9448 rax 0xffff800029b7bff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0xa1d92be70263a202 r11 0x6124dfabf923ae2a r12 0xffff800029b7cb88 r13 0 r14 0 r15 0x1 rip 0xffffffff81908ae5 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff800029fe4e30 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (reaper) tid=443034 pid=33685 tcnt=1 stat=onproc flags process=14000 proc=200 runpri=84, usrpri=85, slppri=4, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff800029fd9958,0xffff800029fd91d0 process=0xffff800029feba88 user=0xffff800029fe0000, vmspace=0xffffffff835e0f50 estcpu=35, cpticks=7, pctcpu=30.68, user=0, sys=25304, intr=31 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 18774 324440 27913 0 3 0x810008a sigsusp sh 6973 372075 53456 0 3 0x810008a sigsusp sh 64266 351291 118 0 3 0x8000082 wait syz-executor 27913 241264 118 0 3 0x8000082 wait syz-executor 53456 17878 118 0 3 0x8000082 wait syz-executor 57337 470733 118 0 3 0x8000082 wait syz-executor 28789 522912 118 0 3 0x8000082 wait syz-executor 45876 27261 118 0 3 0x8000082 wait syz-executor 94182 267926 118 0 3 0x8000082 wait syz-executor 70600 134297 0 0 3 0x14200 acct acct 362 339120 1 0 3 0x18100083 ttyin getty 68934 337820 0 0 3 0x14280 nfsidl nfsio 56085 355357 0 0 3 0x14280 nfsidl nfsio 13748 122312 0 0 3 0x14280 nfsidl nfsio 92247 19464 0 0 3 0x14280 nfsidl nfsio 84990 416895 0 0 3 0x14280 nfsidl nfsio 50617 346968 0 0 3 0x14280 nfsidl nfsio 640 171711 0 0 3 0x14280 nfsidl nfsio 3442 86559 0 0 3 0x14280 nfsidl nfsio 31661 94245 0 0 3 0x14280 nfsidl nfsio 12984 467656 0 0 3 0x14280 nfsidl nfsio 30164 522118 0 0 3 0x14280 nfsidl nfsio 31780 425568 0 0 3 0x14280 nfsidl nfsio 97886 420901 0 0 3 0x14280 nfsidl nfsio 58623 497374 0 0 3 0x14280 nfsidl nfsio 94940 7878 0 0 3 0x14280 nfsidl nfsio 26224 212907 0 0 3 0x14280 nfsidl nfsio 72485 258458 0 0 3 0x14280 nfsidl nfsio 41931 233108 0 0 3 0x14280 nfsidl nfsio 13682 254683 0 0 3 0x14280 nfsidl nfsio 29576 204353 0 0 3 0x14280 nfsidl nfsio 13713 325363 0 0 3 0x14200 bored sosplice 118 182865 63967 0 2 0x8000002 syz-executor 63967 434502 77137 0 3 0x810008a sigsusp ksh 77137 248440 432 0 3 0x18000098 kqread sshd-session 432 140003 27116 0 3 0x18000092 kqread sshd-session 27116 367569 1 0 3 0x18000088 kqread sshd 54834 231402 71392 74 3 0x19100092 bpf pflogd 71392 311873 1 0 3 0x18000080 sbwait pflogd 7060 251665 12666 73 7 0x19100010 syslogd 12666 109731 1 0 3 0x18100082 sbwait syslogd 53797 292613 1 0 3 0x18100080 kqread resolvd 73188 79546 44565 77 3 0x18100092 kqread dhcpleased 56978 281773 44565 77 3 0x18100092 kqread dhcpleased 44565 36428 1 0 3 0x18000080 kqread dhcpleased 18571 373104 0 0 3 0x14200 bored smr 91859 271924 0 0 2 0x14200 zerothread 90095 88587 0 0 3 0x14200 aiodoned aiodoned 99611 231825 0 0 3 0x14200 syncer update 99486 99969 0 0 3 0x14200 cleaner cleaner *33685 443034 0 0 7 0x14200 reaper 51702 312886 0 0 3 0x14200 pgdaemon pagedaemon 8359 479237 0 0 3 0x14200 bored viomb 85609 147713 0 0 3 0x40014200 acpi0 acpi0 92565 168625 0 0 3 0x40014200 idle1 658 420553 0 0 3 0x14200 bored softnet3 11470 162134 0 0 3 0x14200 bored softnet2 99726 211745 0 0 3 0x14200 bored softnet1 4701 318320 0 0 3 0x14200 bored softnet0 28584 323136 0 0 3 0x14200 bored systqmp 9379 456949 0 0 3 0x14200 bored systq 18465 336356 0 0 3 0x14200 tmoslp softclockmp 29142 422059 0 0 3 0x40014200 tmoslp softclock 83011 393242 0 0 3 0x40014200 idle0 1 148313 0 0 3 0x8000082 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks CPU 1: exclusive mutex &pmap->pm_mtx r = 0 (0xfffffd806e0699c8) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 mtx_enter_try+0x178 #2 mtx_enter+0x60 sys/kern/kern_lock.c:239 #3 pmap_page_remove+0xcd rcr3 machine/cpufunc.h:139 [inline] #3 pmap_page_remove+0xcd pmap_map_ptes sys/arch/amd64/amd64/pmap.c:430 [inline] #3 pmap_page_remove+0xcd sys/arch/amd64/amd64/pmap.c:1965 #4 uvm_anfree_list+0xd6 #5 amap_wipeout+0x248 sys/uvm/uvm_amap.c:502 #6 uvm_unmap_detach+0x8a sys/uvm/uvm_map.c:1353 #7 uvm_map_teardown+0x35e sys/uvm/uvm_map.c:2518 #8 uvmspace_free+0xcd sys/uvm/uvm_map.c:3422 #9 reaper+0x256 sys/kern/kern_exit.c:480 #10 proc_trampoline+0x10 Process 118 (syz-executor) thread 0xffff80002a03e018 (182865) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff83552658) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 intr_handler+0xe1 sys/arch/amd64/amd64/intr.c:553 #2 Xintr_ioapic_edge23_untramp+0x18f #3 witness_checkorder+0x37b sys/kern/subr_witness.c:815 #4 rw_enter_write+0x7a sys/kern/kern_rwlock.c:128 #5 uvm_fault_check+0x521 sys/uvm/uvm_fault.c:782 #6 uvm_fault+0x112 sys/uvm/uvm_fault.c:600 #7 upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:188 #8 usertrap+0x2d8 sys/arch/amd64/amd64/trap.c:436 #9 recall_trap+0x8 shared rwlock vmmaplk r = 0 (0xfffffd80092f20f0) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 uvmfault_lookup+0x122 sys/uvm/uvm_fault.c:1785 #2 uvm_fault_check+0x47 sys/uvm/uvm_fault.c:672 #3 uvm_fault+0x112 sys/uvm/uvm_fault.c:600 #4 upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:188 #5 usertrap+0x2d8 sys/arch/amd64/amd64/trap.c:436 #6 recall_trap+0x8 Process 7060 (syslogd) thread 0xffff8000ffffdbe8 (251665) exclusive rrwlock inode r = 0 (0xfffffd806e4960a0) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:564 #5 sys_fsync+0x152 sys/kern/vfs_syscalls.c:2927 #6 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #6 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #7 Xsyscall+0x128 Process 33685 (reaper) thread 0xffff800029fd9448 (443034) exclusive rwlock amaplk r = 0 (0xfffffd8072dc78d0) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 amap_unref+0x38 sys/uvm/uvm_amap.c:1360 #2 uvm_unmap_detach+0x8a sys/uvm/uvm_map.c:1353 #3 uvm_map_teardown+0x35e sys/uvm/uvm_map.c:2518 #4 uvmspace_free+0xcd sys/uvm/uvm_map.c:3422 #5 reaper+0x256 sys/kern/kern_exit.c:480 #6 proc_trampoline+0x10 exclusive mutex &pmap->pm_mtx r = 0 (0xfffffd806e0699c8) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 mtx_enter_try+0x178 #2 mtx_enter+0x60 sys/kern/kern_lock.c:239 #3 pmap_page_remove+0xcd rcr3 machine/cpufunc.h:139 [inline] #3 pmap_page_remove+0xcd pmap_map_ptes sys/arch/amd64/amd64/pmap.c:430 [inline] #3 pmap_page_remove+0xcd sys/arch/amd64/amd64/pmap.c:1965 #4 uvm_anfree_list+0xd6 #5 amap_wipeout+0x248 sys/uvm/uvm_amap.c:502 #6 uvm_unmap_detach+0x8a sys/uvm/uvm_map.c:1353 #7 uvm_map_teardown+0x35e sys/uvm/uvm_map.c:2518 #8 uvmspace_free+0xcd sys/uvm/uvm_map.c:3422 #9 reaper+0x256 sys/kern/kern_exit.c:480 #10 proc_trampoline+0x10 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10210 10170K 10875K 166960K 14055 0 pcb 17 15K 16K 166960K 381 0 rtable 184 15K 18K 166960K 3203 0 pf 38 18K 22K 166960K 304 0 ifaddr 38 7K 8K 166960K 427 0 ifgroup 60 2K 2K 166960K 457 0 sysctl 3 0K 0K 166960K 3 0 counters 66 36K 37K 166960K 276 0 ioctlops 0 0K 4K 166960K 1801 0 iov 0 0K 16K 166960K 86 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1498 94K 95K 166960K 4433 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 9K 166960K 30 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 96 0 dirhash 15 2K 3K 166960K 57 0 ACPI 1697 195K 286K 166960K 12548 0 file desc 11 37K 93K 166960K 2528 0 sigio 0 0K 0K 166960K 25 0 proc 71 91K 140K 166960K 3105 0 subproc 91 5K 7K 166960K 1291 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 177 0 in_multi 77 5K 7K 166960K 1124 0 ether_multi 1 0K 0K 166960K 10 0 mrt 1 0K 0K 166960K 4 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 163 731K 731K 166960K 163 0 exec 0 0K 1K 166960K 2152 0 pfkey data 0 0K 0K 166960K 1 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 228 82K 93K 166960K 20156 0 UVM aobj 50 4K 4K 166960K 52 0 pinsyscall 36 72K 106K 166960K 5922 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 79 0 NDP 13 0K 2K 166960K 312 0 temp 71 6815K 6886K 166960K 69695 0 kqueue 13 20K 28K 166960K 207 0 SYN cache 2 16K 16K 166960K 2 0 ddb{1}> 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 120 372 0 369 2 1 1 2 0 8 0 rtentry 112 1134 0 1057 6 2 4 4 0 8 0 unpcb 144 1519 0 1502 19 18 1 8 0 8 0 syncache 336 9 0 9 7 7 0 1 0 8 0 tcpcb 808 479 0 475 13 12 1 8 0 8 0 arp 120 201 0 187 1 0 1 1 0 8 0 inpcb 336 2422 0 2415 49 48 1 12 0 8 0 nd6 136 310 0 293 2 1 1 2 0 8 0 pkpcb 40 8 0 8 6 6 0 1 0 8 0 kcovpl 48 99 0 92 1 0 1 1 0 8 0 ppxss 1168 12 0 12 3 3 0 1 0 8 0 pfstscr 40 4 0 4 1 1 0 1 0 8 0 pffrag 232 24 0 22 2 1 1 1 0 482 0 pffrnode 88 24 0 22 2 1 1 1 0 8 0 pffrent 40 43 0 41 2 1 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 pfrktable 1344 8 0 6 1 0 1 1 0 8 0 pfanchor 1288 3 0 2 1 0 1 1 0 8 0 pftag 88 2 0 0 1 0 1 1 0 8 0 pfqueue 264 2 0 1 2 1 1 1 0 8 0 pfstitem 24 204 0 187 1 0 1 1 0 8 0 pfstkey 128 213 0 196 2 0 2 2 0 8 0 pfstate 376 208 0 192 5 1 4 4 0 8 0 pfrule 1344 34 0 27 2 1 1 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 4487 0 4127 36 11 25 30 0 8 2 art_table 32 4488 0 4127 4 0 4 4 0 8 0 art_node 16 1129 0 1061 1 0 1 1 0 8 0 sysvmsgpl 40 11 0 4 1 0 1 1 0 8 0 semupl 112 2 0 2 1 1 0 1 0 8 0 semapl 112 93 0 83 1 0 1 1 0 8 0 shmpl 112 49 0 2 2 0 2 2 0 8 0 dirhash 1024 47 0 28 3 0 3 3 0 8 0 dino2pl 256 4172 0 2496 105 0 105 105 0 8 0 ffsino 272 4172 0 2496 112 0 112 112 0 8 0 nchpl 144 6113 0 5411 67 40 27 63 0 8 0 uvmvnodes 80 6658 0 0 136 0 136 136 0 8 0 vnodes 216 6658 0 0 370 0 370 370 0 8 0 namei 1024 32003 0 32003 8 7 1 2 0 8 1 percpumem 16 152 0 105 1 0 1 1 0 8 0 vcpupl 3904 2 0 0 1 0 1 1 0 8 0 vmpool 696 5 0 3 1 0 1 1 0 8 0 pfiaddrpl 120 2 0 1 1 0 1 1 0 8 0 kstatmem 264 236 0 210 4 2 2 3 0 8 0 scsiplug 72 2 0 2 2 2 0 1 0 8 0 scxspl 216 37183 0 37183 18 17 1 8 1 8 1 plimitpl 152 551 0 534 1 0 1 1 0 8 0 sigapl 424 2669 0 2597 10 1 9 9 0 8 0 futexpl 64 22060 0 22060 11 11 0 1 0 8 0 knotepl 120 691 0 0 16 0 16 16 0 8 0 kqueuepl 216 437 0 428 7 6 1 3 0 8 0 pipepl 320 591 0 561 4 1 3 4 0 8 0 fdescpl 496 2628 0 2603 5 0 5 5 0 8 0 filepl 152 17695 0 17467 49 39 10 20 0 8 0 lockfpl 104 671 0 669 3 2 1 2 0 8 0 lockfspl 48 255 0 253 1 0 1 1 0 8 0 sessionpl 144 114 0 105 1 0 1 1 0 8 0 pgrppl 48 237 0 221 1 0 1 1 0 8 0 ucredpl 104 3012 0 2999 1 0 1 1 0 8 0 zombiepl 144 2604 0 2597 1 0 1 1 0 8 0 processpl 1152 2669 0 2597 7 1 6 6 0 8 0 procpl 648 4717 0 4637 10 2 8 8 0 8 0 srpgc 96 8 0 8 4 4 0 1 0 8 0 sosppl 168 10 0 10 4 4 0 1 0 8 0 sockpl 664 4335 0 4308 62 59 3 18 0 8 0 mcl64k 65536 7 0 0 1 0 1 1 0 8 0 mcl16k 16384 5 0 0 1 0 1 1 0 8 0 mcl12k 12288 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 4 0 0 1 0 1 1 0 8 0 mcl4k 4096 3 0 0 1 0 1 1 0 8 0 mcl2k2 2112 1 0 0 1 0 1 1 0 8 0 mcl2k 2048 307 0 0 32 0 32 32 0 8 0 mtagpl 96 9 0 0 1 0 1 1 0 8 0 mbufpl 256 774 0 0 38 0 38 38 0 8 0 bufpl 280 11262 0 3201 576 0 576 576 0 8 0 anonpl 24 381869 0 374532 114 35 79 81 0 185 18 amapchunkpl 152 63648 0 62985 68 29 39 39 0 158 9 amappl16 200 5663 0 5653 39 37 2 15 0 8 0 amappl15 192 12 0 12 1 1 0 1 0 8 0 amappl14 184 295 0 282 1 0 1 1 0 8 0 amappl13 176 9 0 9 1 1 0 1 0 8 0 amappl12 168 4677 0 4643 3 1 2 2 0 8 0 amappl11 160 56 0 42 1 0 1 1 0 8 0 amappl10 152 7 0 7 1 1 0 1 0 8 0 amappl9 144 165 0 165 1 1 0 1 0 8 0 amappl8 136 25 0 23 1 0 1 1 0 8 0 amappl7 128 288 0 274 1 0 1 1 0 8 0 amappl6 120 1082 0 1076 1 0 1 1 0 8 0 amappl5 112 492 0 479 1 0 1 1 0 8 0 amappl4 104 587 0 564 1 0 1 1 0 8 0 amappl3 96 12002 0 11888 4 0 4 4 0 8 0 amappl2 88 1865 0 1792 2 0 2 2 0 8 0 amappl1 80 20300 0 19695 17 4 13 14 0 8 0 amappl 88 19066 0 18906 5 0 5 5 0 92 0 dma65536 65536 1 0 1 1 1 0 1 0 8 0 dma16384 16384 2 0 2 2 2 0 1 0 8 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 19 0 18 1 0 1 1 0 8 0 aobjpl 72 51 0 2 1 0 1 1 0 8 0 uaddrrnd 24 2633 0 2600 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 2633 0 2600 1 0 1 1 0 8 0 vmmpekpl 168 23715 0 23647 5 1 4 4 0 8 0 vmmpepl 168 165039 0 163221 119 34 85 96 0 357 0 vmsppl 440 2632 0 2599 7 2 5 5 0 8 0 rwobjpl 56 53632 0 45942 111 1 110 110 0 8 1 pdppl 4096 5273 0 5200 265 186 79 85 0 8 6 pvpl 32 44365 0 0 356 1 355 355 0 265 0 pmappl 248 2632 0 2599 3 0 3 3 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 682 0 279 12 0 12 12 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff83469ff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __mp_lock(ffffffff83552450) at __mp_lock+0x199 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff83552450) at __mp_lock+0x199 sys/kern/kern_lock.c:144 softintr_dispatch(0) at softintr_dispatch+0x5b sys/arch/amd64/amd64/softintr.c:88 Xsoftclock() at Xsoftclock+0x27 __mp_lock(ffffffff83552450) at __mp_lock+0x199 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff83552450) at __mp_lock+0x199 sys/kern/kern_lock.c:144 __mp_acquire_count(ffffffff83552450,1) at __mp_acquire_count+0x58 mi_switch() at mi_switch+0x658 sys/kern/sched_bsd.c:460 sleep_finish(0,1) at sleep_finish+0x219 sys/kern/kern_synch.c:416 biowait(fffffd806f4f2350) at biowait+0xc1 sys/kern/vfs_bio.c:1254 bwrite(fffffd806f4f2350) at bwrite+0x2e2 sys/kern/vfs_bio.c:766 ffs_update(fffffd806e496008,1) at ffs_update+0x34c sys/ufs/ffs/ffs_inode.c:111 VOP_FSYNC(fffffd806e256b48,fffffd807f7d3a90,1,ffff8000ffffdbe8) at VOP_FSYNC+0x108 sys/kern/vfs_vops.c:311 end trace frame: 0xffff80002a06a340, count: 0 ddb{0}> trace x86_ipi_db(ffffffff83469ff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __mp_lock(ffffffff83552450) at __mp_lock+0x199 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff83552450) at __mp_lock+0x199 sys/kern/kern_lock.c:144 softintr_dispatch(0) at softintr_dispatch+0x5b sys/arch/amd64/amd64/softintr.c:88 Xsoftclock() at Xsoftclock+0x27 __mp_lock(ffffffff83552450) at __mp_lock+0x199 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff83552450) at __mp_lock+0x199 sys/kern/kern_lock.c:144 __mp_acquire_count(ffffffff83552450,1) at __mp_acquire_count+0x58 mi_switch() at mi_switch+0x658 sys/kern/sched_bsd.c:460 sleep_finish(0,1) at sleep_finish+0x219 sys/kern/kern_synch.c:416 biowait(fffffd806f4f2350) at biowait+0xc1 sys/kern/vfs_bio.c:1254 bwrite(fffffd806f4f2350) at bwrite+0x2e2 sys/kern/vfs_bio.c:766 ffs_update(fffffd806e496008,1) at ffs_update+0x34c sys/ufs/ffs/ffs_inode.c:111 VOP_FSYNC(fffffd806e256b48,fffffd807f7d3a90,1,ffff8000ffffdbe8) at VOP_FSYNC+0x108 sys/kern/vfs_vops.c:311 sys_fsync(ffff8000ffffdbe8,ffff80002a06a420,ffff80002a06a370) at sys_fsync+0x16f sys/kern/vfs_syscalls.c:2927 syscall(ffff80002a06a420) at syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002a06a420) at syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7d6f9f39a110, count: -17 ddb{0}> machine ddbcpu 1 Stopped at db_enter+0x25: addq $0x8,%rsp db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff830691a3) at panic+0x1e5 sys/kern/subr_prf.c:198 witness_checkorder(ffffffff835e1040,1,0) at witness_checkorder+0x1197 witness_debugger sys/kern/subr_witness.c:2518 [inline] witness_checkorder(ffffffff835e1040,1,0) at witness_checkorder+0x1197 sys/kern/subr_witness.c:780 rw_enter_read(ffffffff835e1030) at rw_enter_read+0xab sys/kern/kern_rwlock.c:112 uvmfault_lookup(ffff800029fe51e0,0) at uvmfault_lookup+0x122 sys/uvm/uvm_fault.c:1785 uvm_fault_check(ffff800029fe51e0,ffff800029fe5218,ffff800029fe5240) at uvm_fault_check+0x47 sys/uvm/uvm_fault.c:672 uvm_fault(ffffffff835e0f50,7f86f93c3000,0,2) at uvm_fault+0x112 sys/uvm/uvm_fault.c:600 kpageflttrap(ffff800029fe5380,7f86f93c3aa8) at kpageflttrap+0x2d0 sys/arch/amd64/amd64/trap.c:279 kerntrap(ffff800029fe5380) at kerntrap+0x14a sys/arch/amd64/amd64/trap.c:332 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b pmap_page_remove(fffffd80086abc20) at pmap_page_remove+0x45d _atomic_swap_64 machine/atomic.h:117 [inline] pmap_page_remove(fffffd80086abc20) at pmap_page_remove+0x45d sys/arch/amd64/amd64/pmap.c:2005 uvm_anfree_list(fffffd80768b05d0,0) at uvm_anfree_list+0xd6 amap_wipeout(fffffd806c83a160) at amap_wipeout+0x248 sys/uvm/uvm_amap.c:502 uvm_unmap_detach(ffff800029fe55b0,0) at uvm_unmap_detach+0x8a sys/uvm/uvm_map.c:1353 end trace frame: 0xffff800029fe55f0, count: 0 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff830691a3) at panic+0x1e5 sys/kern/subr_prf.c:198 witness_checkorder(ffffffff835e1040,1,0) at witness_checkorder+0x1197 witness_debugger sys/kern/subr_witness.c:2518 [inline] witness_checkorder(ffffffff835e1040,1,0) at witness_checkorder+0x1197 sys/kern/subr_witness.c:780 rw_enter_read(ffffffff835e1030) at rw_enter_read+0xab sys/kern/kern_rwlock.c:112 uvmfault_lookup(ffff800029fe51e0,0) at uvmfault_lookup+0x122 sys/uvm/uvm_fault.c:1785 uvm_fault_check(ffff800029fe51e0,ffff800029fe5218,ffff800029fe5240) at uvm_fault_check+0x47 sys/uvm/uvm_fault.c:672 uvm_fault(ffffffff835e0f50,7f86f93c3000,0,2) at uvm_fault+0x112 sys/uvm/uvm_fault.c:600 kpageflttrap(ffff800029fe5380,7f86f93c3aa8) at kpageflttrap+0x2d0 sys/arch/amd64/amd64/trap.c:279 kerntrap(ffff800029fe5380) at kerntrap+0x14a sys/arch/amd64/amd64/trap.c:332 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b pmap_page_remove(fffffd80086abc20) at pmap_page_remove+0x45d _atomic_swap_64 machine/atomic.h:117 [inline] pmap_page_remove(fffffd80086abc20) at pmap_page_remove+0x45d sys/arch/amd64/amd64/pmap.c:2005 uvm_anfree_list(fffffd80768b05d0,0) at uvm_anfree_list+0xd6 amap_wipeout(fffffd806c83a160) at amap_wipeout+0x248 sys/uvm/uvm_amap.c:502 uvm_unmap_detach(ffff800029fe55b0,0) at uvm_unmap_detach+0x8a sys/uvm/uvm_map.c:1353 uvm_map_teardown(fffffd806c7c9a68) at uvm_map_teardown+0x35e sys/uvm/uvm_map.c:2518 uvmspace_free(fffffd806c7c9a68) at uvmspace_free+0xcd sys/uvm/uvm_map.c:3422 reaper(ffff800029fd9448) at reaper+0x256 sys/kern/kern_exit.c:480 end trace frame: 0x0, count: -17