login: 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 *247624 99254 0 0 0x4000000 1K syz-executor 127495 29314 0 0x2 0 0 syz-executor db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff83070cd6) at panic+0x1e5 sys/kern/subr_prf.c:198 witness_checkorder(fffffd8069f84468,1,0) at witness_checkorder+0x1113 sys/kern/subr_witness.c:843 rw_enter_read(fffffd8069f84458) at rw_enter_read+0xab sys/kern/kern_rwlock.c:112 uvmfault_lookup(ffff80003725d9e0,0) at uvmfault_lookup+0x122 sys/uvm/uvm_fault.c:1785 uvm_fault_check(ffff80003725d9e0,ffff80003725da18,ffff80003725da40) at uvm_fault_check+0x47 sys/uvm/uvm_fault.c:672 uvm_fault(fffffd8069f84378,20000000,0,2) at uvm_fault+0x112 sys/uvm/uvm_fault.c:600 kpageflttrap(ffff80003725db80,20000100) at kpageflttrap+0x2d0 sys/arch/amd64/amd64/trap.c:279 kerntrap(ffff80003725db80) at kerntrap+0x14a sys/arch/amd64/amd64/trap.c:332 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b copyout() at copyout+0x62 kern_sysctl(ffff80003725df04,5,20000100,ffff80003725df38,0,37,e4676d6d228e998c) at kern_sysctl+0x320 sys/kern/kern_sysctl.c:500 sys_sysctl(ffff8000fffecf68,ffff80003725e070,ffff80003725dfc0) at sys_sysctl+0x422 syscall(ffff80003725e070) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80003725e070) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 end trace frame: 0xffff80003725e0f0, 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(ffffffff83070cd6) at panic+0x1e5 sys/kern/subr_prf.c:198 witness_checkorder(fffffd8069f84468,1,0) at witness_checkorder+0x1113 sys/kern/subr_witness.c:843 rw_enter_read(fffffd8069f84458) at rw_enter_read+0xab sys/kern/kern_rwlock.c:112 uvmfault_lookup(ffff80003725d9e0,0) at uvmfault_lookup+0x122 sys/uvm/uvm_fault.c:1785 uvm_fault_check(ffff80003725d9e0,ffff80003725da18,ffff80003725da40) at uvm_fault_check+0x47 sys/uvm/uvm_fault.c:672 uvm_fault(fffffd8069f84378,20000000,0,2) at uvm_fault+0x112 sys/uvm/uvm_fault.c:600 kpageflttrap(ffff80003725db80,20000100) at kpageflttrap+0x2d0 sys/arch/amd64/amd64/trap.c:279 kerntrap(ffff80003725db80) at kerntrap+0x14a sys/arch/amd64/amd64/trap.c:332 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b copyout() at copyout+0x62 kern_sysctl(ffff80003725df04,5,20000100,ffff80003725df38,0,37,e4676d6d228e998c) at kern_sysctl+0x320 sys/kern/kern_sysctl.c:500 sys_sysctl(ffff8000fffecf68,ffff80003725e070,ffff80003725dfc0) at sys_sysctl+0x422 syscall(ffff80003725e070) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80003725e070) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x16641a74450, count: -15 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff80003725d640 rbx 0xffff800029b7cdcf rdx 0xffff800001597900 rcx 0xffff8000fffecf68 rax 0xffff800029b7bff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0x731ad7a5b6fcdb76 r11 0xadb8e8df5e47ccac r12 0xffff800029b7cbd0 r13 0 r14 0 r15 0x1 rip 0xffffffff817aa665 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80003725d630 ss 0 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor) tid=247624 pid=99254 tcnt=6 stat=onproc flags process=0 proc=4000000 runpri=32, usrpri=59, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff8000fffec2c0,0xffff80003726ccf8 process=0xffff8000fffe9b30 user=0xffff800037259000, vmspace=0xfffffd8069f84378 estcpu=9, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 99254 130301 43936 0 3 0x80 nanoslp syz-executor *99254 247624 43936 0 7 0x4000000 syz-executor 99254 394677 43936 0 2 0x4000000 syz-executor 99254 512979 43936 0 2 0x4000000 syz-executor 99254 280488 43936 0 2 0x4000000 syz-executor 99254 45064 43936 0 3 0x4000080 fsleep syz-executor 28214 486756 75600 0 2 0 syz-executor 28214 23538 75600 0 2 0x4000000 syz-executor 85067 104263 5458 0 2 0 syz-executor 85067 467184 5458 0 3 0x4000080 msgwait syz-executor 85067 258974 5458 0 2 0x4000000 syz-executor 85067 359315 5458 0 3 0x4000080 kqsel syz-executor 29748 99985 13493 0 2 0 syz-executor 29748 220158 13493 0 3 0x4000080 fsleep syz-executor 29748 398289 13493 0 3 0x4000080 kqread syz-executor 28158 140361 83068 0 3 0x3000 suspend syz-executor 28158 185641 83068 0 2 0x4081000 syz-executor 59784 463732 29314 0 3 0 vmmapbsy syz-executor 59784 70251 29314 0 2 0x4000000 syz-executor 59784 111316 29314 0 3 0x4000080 fsleep syz-executor 90253 353280 1 0 3 0x100083 ttyin getty 5197 456943 0 0 3 0x14200 acct acct 2449 408242 0 0 3 0x14280 nfsidl nfsio 15049 228847 0 0 3 0x14280 nfsidl nfsio 60188 436259 0 0 3 0x14280 nfsidl nfsio 20453 431444 0 0 3 0x14280 nfsidl nfsio 77537 188453 0 0 3 0x14280 nfsidl nfsio 27207 443018 0 0 3 0x14280 nfsidl nfsio 25322 127932 0 0 3 0x14280 nfsidl nfsio 28943 143131 0 0 3 0x14280 nfsidl nfsio 52875 315492 0 0 3 0x14280 nfsidl nfsio 24967 194866 0 0 3 0x14280 nfsidl nfsio 22888 224066 0 0 3 0x14280 nfsidl nfsio 36047 298763 0 0 3 0x14280 nfsidl nfsio 50920 100761 0 0 3 0x14280 nfsidl nfsio 70072 113598 0 0 3 0x14280 nfsidl nfsio 22906 439821 0 0 3 0x14280 nfsidl nfsio 42873 8637 0 0 3 0x14280 nfsidl nfsio 93071 279845 0 0 3 0x14280 nfsidl nfsio 39219 247806 0 0 3 0x14280 nfsidl nfsio 36873 77788 0 0 3 0x14280 nfsidl nfsio 50585 312486 0 0 3 0x14280 nfsidl nfsio 83096 184483 0 0 3 0x14200 bored sosplice 83068 97477 39499 0 3 0x82 nanoslp syz-executor 13493 125204 39499 0 3 0x82 nanoslp syz-executor 43936 97900 39499 0 3 0x82 nanoslp syz-executor 5458 51748 39499 0 3 0x82 nanoslp syz-executor 52694 430442 39499 0 3 0x82 nanoslp syz-executor 56047 403751 39499 0 2 0x3 syz-executor 29314 127495 39499 0 7 0x2 syz-executor 75600 75541 39499 0 2 0x3 syz-executor 39499 271260 91711 0 3 0x82 kqread syz-executor 91711 273356 63128 0 3 0x10008a sigsusp ksh 63128 510327 49773 0 3 0x98 kqread sshd-session 49773 202790 31376 0 3 0x92 kqread sshd-session 31376 417460 1 0 3 0x88 kqread sshd 77197 451098 28046 74 3 0x1100092 bpf pflogd 28046 67636 1 0 3 0x80 sbwait pflogd 49523 443814 2087 73 3 0x1100090 kqread syslogd 2087 406352 1 0 3 0x100082 sbwait syslogd 46934 261104 1 0 3 0x100080 kqread resolvd 20452 475288 72832 77 3 0x100092 kqread dhcpleased 56425 6449 72832 77 3 0x100092 kqread dhcpleased 72832 60151 1 0 3 0x80 kqread dhcpleased 11637 193983 0 0 3 0x14200 bored smr 18463 350451 0 0 3 0x14200 pgzero zerothread 50799 273256 0 0 3 0x14200 aiodoned aiodoned 7757 458243 0 0 3 0x14200 syncer update 80403 225410 0 0 3 0x14200 cleaner cleaner 49460 56207 0 0 3 0x14200 reaper reaper 81656 510983 0 0 3 0x14200 pgdaemon pagedaemon 38523 482717 0 0 3 0x14200 bored viomb 54773 65715 0 0 3 0x40014200 acpi0 acpi0 71018 419181 0 0 3 0x40014200 idle1 3963 203340 0 0 3 0x14200 bored softnet3 13394 284677 0 0 3 0x14200 bored softnet2 88182 374642 0 0 3 0x14200 bored softnet1 322 7093 0 0 2 0x14200 softnet0 25863 286438 0 0 2 0x14200 systqmp 57735 217602 0 0 3 0x14200 bored systq 64333 394168 0 0 3 0x14200 tmoslp softclockmp 70838 174809 0 0 3 0x40014200 tmoslp softclock 68134 71114 0 0 3 0x40014200 idle0 1 225227 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks CPU 1: exclusive mutex &table->inpt_mtx r = 0 (0xffffffff836332a8) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 mtx_enter_try+0x178 #2 mtx_enter+0x60 sys/kern/kern_lock.c:239 #3 sysctl_file+0xa2d #4 kern_sysctl+0x320 sys/kern/kern_sysctl.c:500 #5 sys_sysctl+0x422 #6 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] #6 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #7 Xsyscall+0x128 Process 99254 (syz-executor) thread 0xffff8000fffecf68 (247624) exclusive rwlock netlock r = 0 (0xffffffff8343b6a0) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 sysctl_file+0xa18 sys/kern/kern_sysctl.c:1675 #3 kern_sysctl+0x320 sys/kern/kern_sysctl.c:500 #4 sys_sysctl+0x422 #5 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] #5 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #6 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff8356ce40) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 __mp_acquire_count+0x58 #2 mi_switch+0x658 sys/kern/sched_bsd.c:460 #3 sleep_finish+0x219 sys/kern/kern_synch.c:416 #4 rw_enter+0x348 sys/kern/kern_rwlock.c:285 #5 sysctl_file+0xa18 sys/kern/kern_sysctl.c:1675 #6 kern_sysctl+0x320 sys/kern/kern_sysctl.c:500 #7 sys_sysctl+0x422 #8 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] #8 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #9 Xsyscall+0x128 exclusive rwlock sysctllk r = 0 (0xffffffff834bb790) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 sysctl_vslock+0x45 sys/kern/kern_sysctl.c:176 #3 kern_sysctl+0x1b3 sys/kern/kern_sysctl.c:498 #4 sys_sysctl+0x422 #5 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] #5 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #6 Xsyscall+0x128 exclusive mutex &table->inpt_mtx r = 0 (0xffffffff836332a8) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 mtx_enter_try+0x178 #2 mtx_enter+0x60 sys/kern/kern_lock.c:239 #3 sysctl_file+0xa2d #4 kern_sysctl+0x320 sys/kern/kern_sysctl.c:500 #5 sys_sysctl+0x422 #6 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] #6 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #7 Xsyscall+0x128 Process 85067 (syz-executor) thread 0xffff8000fffeca58 (258974) exclusive rwlock fdlock r = 0 (0xfffffd806bce4818) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 sys_socket+0x1f2 #2 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] #2 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #3 Xsyscall+0x128 Process 28158 (syz-executor) thread 0xffff8000fffec2c0 (185641) exclusive rwlock fdlock r = 0 (0xfffffd806bce4bf8) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 doopenat+0x173 #3 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #3 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #4 Xsyscall+0x128 Process 59784 (syz-executor) thread 0xffff8000fffed988 (70251) exclusive rrwlock inode r = 0 (0xfffffd806ca4ee78) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #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 uvn_io+0x412 sys/uvm/uvm_vnode.c:1265 #6 uvn_get+0x2ad sys/uvm/uvm_vnode.c:1112 #7 uvm_fault_lower+0x440 sys/uvm/uvm_fault.c:1284 #8 uvm_fault+0x301 sys/uvm/uvm_fault.c:637 #9 uvm_fault_wire+0x73 sys/uvm/uvm_fault.c:1602 #10 uvm_map_pageable_wire+0x40f sys/uvm/uvm_map.c:2127 #11 sys_mlockall+0x85 sys/uvm/uvm_mmap.c:898 #12 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #12 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #13 Xsyscall+0x128 Process 322 (softnet0) thread 0xffff8000ffffe000 (7093) shared rwlock softnet0 r = 0 (0xffff80000002c070) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 taskq_thread+0x12a sys/kern/kern_task.c:444 #2 proc_trampoline+0x10 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10190 14181K 14767K 166960K 11768 0 pcb 17 14K 16K 166960K 163 0 rtable 191 5K 7K 166960K 416 0 pf 30 16K 19K 166960K 51 0 ifaddr 35 6K 7K 166960K 49 0 ifgroup 47 2K 2K 166960K 59 0 sysctl 4 1K 1K 166960K 4 0 counters 60 35K 36K 166960K 68 0 ioctlops 0 0K 4K 166960K 1502 0 iov 0 0K 16K 166960K 27 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1429 90K 90K 166960K 1609 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 3 5K 9K 166960K 9 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 18 0 dirhash 12 2K 2K 166960K 15 0 ACPI 1690 195K 286K 166960K 12418 0 file desc 18 65K 93K 166960K 391 0 sigio 0 0K 0K 166960K 11 0 proc 75 103K 140K 166960K 568 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 2 0K 0K 166960K 97 0 in_multi 73 5K 7K 166960K 110 0 ether_multi 1 0K 0K 166960K 3 0 mrt 0 0K 0K 166960K 1 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 393 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 269 78K 91K 166960K 5320 0 UVM aobj 16 2K 2K 166960K 16 0 pinsyscall 43 86K 106K 166960K 1474 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 20 0 NDP 10 0K 2K 166960K 31 0 temp 51 6817K 6892K 166960K 19898 0 kqueue 15 24K 32K 166960K 67 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 85 0 81 2 1 1 2 0 8 0 rtentry 112 118 0 31 4 0 4 4 0 8 0 unpcb 144 481 0 461 7 5 2 6 0 8 1 syncache 336 5 0 5 2 2 0 1 0 8 0 tcpcb 808 92 0 87 2 1 1 2 0 8 0 arp 120 20 0 5 1 0 1 1 0 8 0 inpcb 336 411 0 396 8 1 7 7 0 8 5 nd6 136 26 0 9 1 0 1 1 0 8 0 pkpcb 40 3 0 3 1 1 0 1 0 8 0 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 3 0 0 1 0 1 1 0 482 0 pffrnode 88 2 0 0 1 0 1 1 0 8 0 pffrent 40 3 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 47 0 1 1 0 1 1 0 8 0 pfstkey 128 47 0 1 2 0 2 2 0 8 0 pfstate 376 47 0 1 5 0 5 5 0 8 0 pfrule 1344 23 0 15 2 0 2 2 0 8 0 art_heap8 4096 2 0 0 2 0 2 2 0 8 0 art_heap4 256 462 0 89 29 0 29 29 0 8 2 art_table 32 464 0 89 4 0 4 4 0 8 0 art_node 16 117 0 34 1 0 1 1 0 8 0 sysvmsgpl 40 6 0 4 1 0 1 1 0 8 0 semupl 112 1 0 1 1 0 1 1 0 8 1 semapl 112 14 0 4 1 0 1 1 0 8 0 shmpl 112 13 0 0 1 0 1 1 0 8 0 dirhash 1024 19 0 2 3 0 3 3 0 8 0 dino2pl 256 2007 0 495 95 0 95 95 0 8 0 ffsino 272 2007 0 495 102 0 102 102 0 8 0 nchpl 144 2580 0 893 63 0 63 63 0 8 0 uvmvnodes 80 2277 0 0 47 0 47 47 0 8 0 vnodes 216 2277 0 0 127 0 127 127 0 8 0 namei 1024 8770 0 8770 3 2 1 2 0 8 1 percpumem 16 48 0 4 1 0 1 1 0 8 0 kstatmem 264 28 0 8 2 0 2 2 0 8 0 scxspl 216 7524 0 7524 4 3 1 3 1 8 1 plimitpl 152 131 0 110 1 0 1 1 0 8 0 sigapl 424 714 0 642 10 1 9 9 0 8 0 futexpl 64 4091 0 4088 1 0 1 1 0 8 0 knotepl 120 1308 0 0 40 0 40 40 0 8 0 kqueuepl 216 162 0 148 5 0 5 5 0 8 4 pipepl 320 156 0 129 5 2 3 5 0 8 0 fdescpl 496 674 0 642 5 0 5 5 0 8 0 filepl 152 3743 0 3482 20 4 16 16 0 8 3 lockfpl 104 79 0 75 1 0 1 1 0 8 0 lockfspl 48 36 0 32 1 0 1 1 0 8 0 sessionpl 144 25 0 16 1 0 1 1 0 8 0 pgrppl 48 34 0 17 1 0 1 1 0 8 0 ucredpl 104 315 0 302 1 0 1 1 0 8 0 zombiepl 144 694 0 689 1 0 1 1 0 8 0 processpl 1160 714 0 642 6 0 6 6 0 8 0 procpl 648 1171 0 1082 9 1 8 8 0 8 0 srpgc 96 5 0 5 2 1 1 1 0 8 1 sosppl 168 4 0 4 1 1 0 1 0 8 0 sockpl 664 982 0 942 19 10 9 14 0 8 4 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 265 0 0 34 0 34 34 0 8 0 mtagpl 96 8 0 0 1 0 1 1 0 8 0 mbufpl 256 269 0 0 17 0 17 17 0 8 0 bufpl 280 4506 0 97 315 0 315 315 0 8 0 anonpl 24 202673 0 194934 84 22 62 62 0 185 15 amapchunkpl 152 18014 0 16920 50 7 43 43 0 158 0 amappl16 200 5748 0 5718 41 23 18 23 0 8 15 amappl15 192 11 0 11 1 1 0 1 0 8 0 amappl14 184 123 0 111 1 0 1 1 0 8 0 amappl13 176 8 0 8 1 1 0 1 0 8 0 amappl12 168 1361 0 1329 4 2 2 3 0 8 0 amappl11 160 56 0 42 1 0 1 1 0 8 0 amappl10 152 11 0 11 1 1 0 1 0 8 0 amappl9 144 146 0 146 1 1 0 1 0 8 0 amappl8 136 19 0 17 1 0 1 1 0 8 0 amappl7 128 112 0 100 1 0 1 1 0 8 0 amappl6 120 168 0 166 1 0 1 1 0 8 0 amappl5 112 137 0 124 1 0 1 1 0 8 0 amappl4 104 346 0 326 1 0 1 1 0 8 0 amappl3 96 3439 0 3301 4 0 4 4 0 8 0 amappl2 88 698 0 630 2 0 2 2 0 8 0 amappl1 80 8787 0 8217 15 1 14 15 0 8 0 amappl 88 4912 0 4707 5 0 5 5 0 92 0 dma4096 4096 1 0 1 1 1 0 1 0 8 0 dma2048 2048 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 0 1 0 1 1 0 8 0 uaddrrnd 24 674 0 642 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 674 0 642 1 0 1 1 0 8 0 vmmpekpl 168 7045 0 7009 3 1 2 2 0 8 0 vmmpepl 168 51324 0 49375 107 6 101 101 0 357 11 vmsppl 440 673 0 642 6 2 4 5 0 8 0 rwobjpl 56 21788 0 18514 51 0 51 51 0 8 3 pdppl 4096 1355 0 1284 103 32 71 85 0 8 0 pvpl 32 21662 0 0 175 0 175 175 0 265 0 pmappl 248 673 0 642 3 0 3 3 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 408 0 41 11 0 11 11 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff83477ff0) 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(ffffffff8356cc38) at __mp_lock+0x199 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff8356cc38) 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 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x2c kd_curproc sys/dev/kcov.c:589 [inline] __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x2c sys/dev/kcov.c:158 __mp_lock(ffffffff8356cc38) at __mp_lock+0x1a3 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff8356cc38) at __mp_lock+0x1a3 sys/kern/kern_lock.c:144 syscall(ffff80002a0ba280) at syscall+0x2cc mi_syscall sys/sys/syscall_mi.h:156 [inline] syscall(ffff80002a0ba280) at syscall+0x2cc sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x789308ae7900, count: 5 ddb{0}> trace x86_ipi_db(ffffffff83477ff0) 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(ffffffff8356cc38) at __mp_lock+0x199 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff8356cc38) 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 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x2c kd_curproc sys/dev/kcov.c:589 [inline] __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x2c sys/dev/kcov.c:158 __mp_lock(ffffffff8356cc38) at __mp_lock+0x1a3 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff8356cc38) at __mp_lock+0x1a3 sys/kern/kern_lock.c:144 syscall(ffff80002a0ba280) at syscall+0x2cc mi_syscall sys/sys/syscall_mi.h:156 [inline] syscall(ffff80002a0ba280) at syscall+0x2cc sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x789308ae7900, count: -10 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(ffffffff83070cd6) at panic+0x1e5 sys/kern/subr_prf.c:198 witness_checkorder(fffffd8069f84468,1,0) at witness_checkorder+0x1113 sys/kern/subr_witness.c:843 rw_enter_read(fffffd8069f84458) at rw_enter_read+0xab sys/kern/kern_rwlock.c:112 uvmfault_lookup(ffff80003725d9e0,0) at uvmfault_lookup+0x122 sys/uvm/uvm_fault.c:1785 uvm_fault_check(ffff80003725d9e0,ffff80003725da18,ffff80003725da40) at uvm_fault_check+0x47 sys/uvm/uvm_fault.c:672 uvm_fault(fffffd8069f84378,20000000,0,2) at uvm_fault+0x112 sys/uvm/uvm_fault.c:600 kpageflttrap(ffff80003725db80,20000100) at kpageflttrap+0x2d0 sys/arch/amd64/amd64/trap.c:279 kerntrap(ffff80003725db80) at kerntrap+0x14a sys/arch/amd64/amd64/trap.c:332 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b copyout() at copyout+0x62 kern_sysctl(ffff80003725df04,5,20000100,ffff80003725df38,0,37,e4676d6d228e998c) at kern_sysctl+0x320 sys/kern/kern_sysctl.c:500 sys_sysctl(ffff8000fffecf68,ffff80003725e070,ffff80003725dfc0) at sys_sysctl+0x422 syscall(ffff80003725e070) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80003725e070) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 end trace frame: 0xffff80003725e0f0, count: 0 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff83070cd6) at panic+0x1e5 sys/kern/subr_prf.c:198 witness_checkorder(fffffd8069f84468,1,0) at witness_checkorder+0x1113 sys/kern/subr_witness.c:843 rw_enter_read(fffffd8069f84458) at rw_enter_read+0xab sys/kern/kern_rwlock.c:112 uvmfault_lookup(ffff80003725d9e0,0) at uvmfault_lookup+0x122 sys/uvm/uvm_fault.c:1785 uvm_fault_check(ffff80003725d9e0,ffff80003725da18,ffff80003725da40) at uvm_fault_check+0x47 sys/uvm/uvm_fault.c:672 uvm_fault(fffffd8069f84378,20000000,0,2) at uvm_fault+0x112 sys/uvm/uvm_fault.c:600 kpageflttrap(ffff80003725db80,20000100) at kpageflttrap+0x2d0 sys/arch/amd64/amd64/trap.c:279 kerntrap(ffff80003725db80) at kerntrap+0x14a sys/arch/amd64/amd64/trap.c:332 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b copyout() at copyout+0x62 kern_sysctl(ffff80003725df04,5,20000100,ffff80003725df38,0,37,e4676d6d228e998c) at kern_sysctl+0x320 sys/kern/kern_sysctl.c:500 sys_sysctl(ffff8000fffecf68,ffff80003725e070,ffff80003725dfc0) at sys_sysctl+0x422 syscall(ffff80003725e070) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80003725e070) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x16641a74450, count: -15