panic: pmap_remove_ptes: unmanaged page marked PG_PVLIST: va 0x769cb0016000, opte 0xffffffffffffffff Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND 436867 80134 0 0x2 0x1 1 syz-executor db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff83443088) at panic+0x1e5 sys/kern/subr_prf.c:198 pmap_remove_pte(fffffd805eee7b00,fffffd80088b00f0,7fbb4e580000,769cb0000000,769cb007b000,0) at pmap_remove_pte pmap_do_remove(fffffd805eee7b00,769caf97b000,769cb007b000,0) at pmap_do_remove+0x589 sys/arch/amd64/amd64/pmap.c:1920 uvm_unmap_kill_entry_withlock(fffffd806c9609a0,fffffd8066889c18,0) at uvm_unmap_kill_entry_withlock+0x269 sys/uvm/uvm_map.c:1863 uvm_map_teardown(fffffd806c9609a0) at uvm_map_teardown+0x117 uvm_map_addr_RBT_LEFT sys/uvm/uvm_map.h:-1 [inline] uvm_map_teardown(fffffd806c9609a0) at uvm_map_teardown+0x117 sys/uvm/uvm_map.c:2486 exit1(ffff8000fffd6568,0,0,1) at exit1+0x6fc sys/kern/kern_exit.c:260 sys_exit(ffff8000fffd6568,ffff80003c40f900,ffff80003c40f850) at sys_exit+0x1a sys/kern/kern_exit.c:-1 syscall(ffff80003c40f900) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c40f900) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:775 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x769cb017a4a0, count: 5 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: pmap_remove_ptes: unmanaged page marked PG_PVLIST: va 0x769cb0016000, opte 0xffffffffffffffff ddb{0}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff83443088) at panic+0x1e5 sys/kern/subr_prf.c:198 pmap_remove_pte(fffffd805eee7b00,fffffd80088b00f0,7fbb4e580000,769cb0000000,769cb007b000,0) at pmap_remove_pte pmap_do_remove(fffffd805eee7b00,769caf97b000,769cb007b000,0) at pmap_do_remove+0x589 sys/arch/amd64/amd64/pmap.c:1920 uvm_unmap_kill_entry_withlock(fffffd806c9609a0,fffffd8066889c18,0) at uvm_unmap_kill_entry_withlock+0x269 sys/uvm/uvm_map.c:1863 uvm_map_teardown(fffffd806c9609a0) at uvm_map_teardown+0x117 uvm_map_addr_RBT_LEFT sys/uvm/uvm_map.h:-1 [inline] uvm_map_teardown(fffffd806c9609a0) at uvm_map_teardown+0x117 sys/uvm/uvm_map.c:2486 exit1(ffff8000fffd6568,0,0,1) at exit1+0x6fc sys/kern/kern_exit.c:260 sys_exit(ffff8000fffd6568,ffff80003c40f900,ffff80003c40f850) at sys_exit+0x1a sys/kern/kern_exit.c:-1 syscall(ffff80003c40f900) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c40f900) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:775 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x769cb017a4a0, count: -10 ddb{0}> show registers rdi 0 rsi 0x1 rbp 0xffff80003c40f4b0 rbx 0xffffffff8386ee07 cpu_info_full_primary+0x2e07 rdx 0 rcx 0xffff8000fffd6568 rax 0xffffffff8386dff0 cpu_info_full_primary+0x1ff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0xce31c62c197c24ac r11 0xaa78f3eda3ebce4d r12 0xffffffff8386ec08 cpu_info_full_primary+0x2c08 r13 0 r14 0 r15 0x1 rip 0xffffffff829c22a5 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80003c40f4a0 ss 0 db_enter+0x25: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor) tid=496634 pid=24071 tcnt=0 stat=onproc flags process=1008 proc=2000 runpri=32, usrpri=86, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0xffff8000fffd6568 scnt=-1 ecnt=1 forw=0xffffffffffffffff, list=0xffff8000fffd74f8,0xffff8000fffd6810 process=0xffff8000fffda1d8 user=0xffff80003c40a000, vmspace=0xfffffd806c9609a0 estcpu=36, cpticks=4, pctcpu=0.0, user=0, sys=1, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 33164 134624 80134 0 2 0 syz-executor 53040 176023 79350 0 2 0 syz-executor 53040 7041 79350 0 3 0x4000080 fsleep syz-executor 17436 197531 80983 0 3 0x80 nanoslp syz-executor 17436 144364 80983 0 3 0x4000080 ttyin syz-executor 17436 228106 80983 0 3 0x4000080 fsleep syz-executor 10250 445899 4215 0 3 0x80 nanoslp syz-executor 10250 300379 4215 0 3 0x4000080 fsleep syz-executor 10250 340835 4215 0 3 0x4000080 ttyin syz-executor 10250 491597 4215 0 3 0x4000080 fsleep syz-executor 16112 99407 2867 0 4 0x82000 syz-executor 16112 245043 2867 0 2 0x4082000 syz-executor 16112 404468 2867 0 3 0x4082000 fltagain2 syz-executor 16112 115306 2867 0 3 0x4082000 inode syz-executor 16112 382883 2867 0 3 0x4082000 inode syz-executor 16112 148299 2867 0 3 0x4002000 suspend syz-executor 2367 135979 0 0 3 0x14200 acct acct 70214 276325 0 0 3 0x14280 nfsidl nfsio 95944 473249 0 0 3 0x14280 nfsidl nfsio 73902 247275 0 0 3 0x14280 nfsidl nfsio 21393 38017 0 0 3 0x14280 nfsidl nfsio 82153 51901 0 0 3 0x14280 nfsidl nfsio 20443 237499 0 0 3 0x14280 nfsidl nfsio 94314 379501 0 0 3 0x14280 nfsidl nfsio 19229 130870 0 0 3 0x14280 nfsidl nfsio 96207 250560 0 0 3 0x14280 nfsidl nfsio 13100 503932 0 0 3 0x14280 nfsidl nfsio 58546 195200 0 0 3 0x14280 nfsidl nfsio 24027 404427 0 0 3 0x14280 nfsidl nfsio 85152 81095 0 0 3 0x14280 nfsidl nfsio 14715 240001 0 0 3 0x14280 nfsidl nfsio 19753 79598 0 0 3 0x14280 nfsidl nfsio 22946 88439 0 0 3 0x14280 nfsidl nfsio 45032 288910 0 0 3 0x14280 nfsidl nfsio 72760 41809 0 0 3 0x14280 nfsidl nfsio 7755 10680 0 0 3 0x14280 nfsidl nfsio 97773 363242 0 0 3 0x14280 nfsidl nfsio 69237 444975 10958 0 3 0x82 wait syz-executor 2867 437569 10958 0 3 0x82 nanoslp syz-executor 41651 482587 10958 0 3 0x82 nanoslp syz-executor 20125 408472 10958 0 3 0x82 wait syz-executor 80983 15643 10958 0 3 0x82 nanoslp syz-executor 79350 27998 10958 0 3 0x82 nanoslp syz-executor 4215 77057 10958 0 3 0x82 nanoslp syz-executor 80134 436867 10958 0 7 0x3 syz-executor 10958 52746 81597 0 3 0x82 kqread syz-executor 81597 331034 83937 0 3 0x10008a sigsusp ksh 83937 72829 49092 0 3 0x98 kqread sshd-session 49092 119852 2103 0 3 0x92 kqread sshd-session 40446 151649 1 0 3 0x100083 ttyin getty 2103 236703 1 0 3 0x88 kqread sshd 32414 376256 20079 74 3 0x1100092 bpf pflogd 20079 127225 1 0 3 0x80 sbwait pflogd 38081 76128 37778 73 3 0x1100090 kqread syslogd 37778 1983 1 0 3 0x100082 sbwait syslogd 1704 189014 1 0 3 0x100080 kqread resolvd 32947 431831 692 77 2 0x100012 dhcpleased 44029 320004 692 77 3 0x100092 kqread dhcpleased 692 144174 1 0 3 0x80 kqread dhcpleased 60444 364539 0 0 3 0x14200 bored smr 73224 502416 0 0 3 0x14200 pgzero zerothread 47764 73291 0 0 3 0x14200 aiodoned aiodoned 50531 202222 0 0 3 0x14200 syncer update 85021 41472 0 0 3 0x14200 cleaner cleaner 35087 469528 0 0 3 0x14200 reaper reaper 94732 523631 0 0 3 0x14200 pgdaemon pagedaemon 66064 247518 0 0 3 0x14200 bored viomb 15361 453985 0 0 3 0x40014200 acpi0 acpi0 3382 160978 0 0 3 0x40014200 idle1 76569 141306 0 0 3 0x14200 bored softnet1 81436 235175 0 0 3 0x14200 bored softnet0 41577 197296 0 0 3 0x14200 smrbar systqmp 80101 199879 0 0 3 0x14200 bored systq 46377 294371 0 0 3 0x14200 tmoslp softclockmp 59767 134520 0 0 3 0x40014200 tmoslp softclock 8096 100287 0 0 3 0x40014200 idle0 1 302844 0 0 3 0x82 wait init 0 0 -1 0 3 0x10010200 scheduler swapper ddb{0}> show all locks CPU 0: exclusive mutex &pmap->pm_mtx r = 0 (0xfffffd805eee7b10) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 mtx_enter+0x4b4 sys/kern/kern_lock.c:487 #2 pmap_do_remove+0xa9 rcr3 sys/arch/amd64/compile/SYZKALLER/obj/machine/cpufunc.h:139 [inline] #2 pmap_do_remove+0xa9 pmap_map_ptes sys/arch/amd64/amd64/pmap.c:437 [inline] #2 pmap_do_remove+0xa9 sys/arch/amd64/amd64/pmap.c:1824 #3 uvm_unmap_kill_entry_withlock+0x269 sys/uvm/uvm_map.c:1863 #4 uvm_map_teardown+0x117 uvm_map_addr_RBT_LEFT sys/uvm/uvm_map.h:-1 [inline] #4 uvm_map_teardown+0x117 sys/uvm/uvm_map.c:2486 #5 exit1+0x6fc sys/kern/kern_exit.c:260 #6 sys_exit+0x1a sys/kern/kern_exit.c:-1 #7 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #7 syscall+0xb17 sys/arch/amd64/amd64/trap.c:775 #8 Xsyscall+0x128 Process 10250 (syz-executor) thread 0xffff8000fffd6800 (340835) exclusive rrwlock inode r = 0 (0xfffffd8073d6fa18) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xbd sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 spec_open+0x2f2 sys/kern/spec_vnops.c:151 #6 VOP_OPEN+0x8b sys/kern/vfs_vops.c:138 #7 vn_open+0x6a0 sys/kern/vfs_vnops.c:177 #8 vndioctl+0xc43 sys/dev/vnd.c:458 #9 VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 #10 vn_ioctl+0xf8 sys/kern/vfs_vnops.c:531 #11 sys_ioctl+0x674 sys/kern/sys_generic.c:-1 #12 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #12 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:775 #13 Xsyscall+0x128 Process 16112 (syz-executor) thread 0xffff8000fffe8020 (245043) exclusive rrwlock inode r = 0 (0xfffffd806c593b48) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xbd sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vn_write+0x18f sys/kern/vfs_vnops.c:405 #6 dofilewritev+0x242 sys/kern/sys_generic.c:380 #7 sys_write+0xa2 sys/kern/sys_generic.c:300 #8 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:775 #9 Xsyscall+0x128 Process 16112 (syz-executor) thread 0xffff8000fffd6fc8 (115306) exclusive rrwlock inode r = 0 (0xfffffd806ea21378) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xbd sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vfs_lookup+0x11c sys/kern/vfs_lookup.c:-1 #6 namei+0x7ca sys/kern/vfs_lookup.c:250 #7 domknodat+0xb4 sys/kern/vfs_syscalls.c:1592 #8 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xb17 sys/arch/amd64/amd64/trap.c:775 #9 Xsyscall+0x128 Process 80134 (syz-executor) thread 0xffff8000ffffc008 (436867) exclusive rwlock vmmaplk r = 0 (0xfffffd806c960118) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 vm_map_lock_ln+0x12e sys/uvm/uvm_map.c:5160 #3 uvmspace_fork+0x12b sys/uvm/uvm_map.c:3741 #4 process_new+0x577 sys/kern/kern_fork.c:281 #5 fork1+0x3f6 sys/kern/kern_fork.c:-1 #6 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #6 syscall+0xb17 sys/arch/amd64/amd64/trap.c:775 #7 Xsyscall+0x128 exclusive rwlock vmmaplk r = 0 (0xfffffd806eadb6c8) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 vm_map_lock_ln+0x12e sys/uvm/uvm_map.c:5160 #3 uvmspace_fork+0x44 sys/uvm/uvm_map.c:3732 #4 process_new+0x577 sys/kern/kern_fork.c:281 #5 fork1+0x3f6 sys/kern/kern_fork.c:-1 #6 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #6 syscall+0xb17 sys/arch/amd64/amd64/trap.c:775 #7 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff8398bfc8) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 syscall+0xaf4 mi_syscall sys/sys/syscall_mi.h:175 [inline] #1 syscall+0xaf4 sys/arch/amd64/amd64/trap.c:775 #2 Xsyscall+0x128 Process 41577 (systqmp) thread 0xffff8000ffffe530 (197296) shared rwlock systqmp r = 0 (0xffffffff837ccbd8) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 taskq_thread+0x12a sys/kern/kern_task.c:442 #2 proc_trampoline+0x10 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 11058 12082K 12541K 166960K 13310 0 pcb 20 14K 16K 166960K 301 0 rtable 201 7K 8K 166960K 422 0 pf 34 17K 22K 166960K 267 0 ifaddr 38 6K 8K 166960K 76 0 ifgroup 51 2K 2K 166960K 103 0 sysctl 4 1K 9K 166960K 8 0 counters 68 36K 38K 166960K 132 0 ioctlops 0 0K 4K 166960K 1742 0 iov 0 0K 24K 166960K 29 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1465 92K 93K 166960K 2272 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 9K 166960K 11 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 24 0 dirhash 12 2K 2K 166960K 15 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 17 61K 89K 166960K 718 0 sigio 0 0K 0K 166960K 12 0 proc 72 115K 164K 166960K 610 0 subproc 72 4K 4K 166960K 72 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 92 0 in_multi 84 6K 7K 166960K 132 0 ether_multi 1 0K 0K 166960K 5 0 mrt 0 0K 0K 166960K 4 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 85 387K 387K 166960K 85 0 exec 0 0K 1K 166960K 487 0 fusefs mount 1 32K 32K 166960K 1 0 pfkey data 0 0K 0K 166960K 2 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 259 160K 174K 166960K 8566 0 UVM aobj 85 138K 140K 166960K 88 0 pinsyscall 42 84K 105K 166960K 1842 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 50 0 NDP 11 0K 1K 166960K 48 0 temp 58 8675K 8746K 166960K 28747 0 kqueue 13 20K 30K 166960K 133 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 26 0 0 1 0 1 1 0 8 0 rtpcb 120 67 0 64 1 0 1 1 0 8 0 rtentry 176 128 0 43 6 0 6 6 0 8 0 unpcb 144 663 0 642 8 2 6 6 0 8 5 syncache 336 6 0 6 3 2 1 1 0 8 1 tcpcb 736 172 0 168 4 3 1 4 0 8 0 arp 136 19 0 3 1 0 1 1 0 8 0 inpcb 328 865 0 853 10 7 3 7 0 8 1 nd6 152 27 0 6 1 0 1 1 0 8 0 pkpcb 40 2 0 2 1 1 0 1 0 8 0 kcovpl 48 8 0 0 1 0 1 1 0 8 0 mppekey 1024 1 0 1 1 1 0 1 0 8 0 ppxss 1192 28 0 28 1 0 1 1 0 8 1 pppxif 1504 3 0 3 2 1 1 1 0 8 1 pfstscr 40 1 0 0 1 0 1 1 0 8 0 pffrag 232 5 0 0 1 0 1 1 0 482 0 pffrnode 88 5 0 0 1 0 1 1 0 8 0 pffrent 40 7 0 2 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 pfanchor 1288 66 0 66 1 1 0 1 0 8 0 pfstitem 24 62 0 14 1 0 1 1 0 8 0 pfstkey 128 62 0 15 2 0 2 2 0 8 0 pfstate 448 60 0 14 6 0 6 6 0 8 0 pfrule 1344 60 0 55 2 1 1 2 0 8 0 rttmr 136 1 0 1 1 1 0 1 0 8 0 art_heap8 4096 2 0 0 2 0 2 2 0 8 0 art_heap4 256 576 0 191 31 2 29 31 0 8 4 art_table 40 578 0 191 5 0 5 5 0 8 0 art_node 32 128 0 49 1 0 1 1 0 8 0 sysvmsgpl 40 6 0 2 1 0 1 1 0 8 0 semupl 112 2 0 2 1 1 0 1 0 8 0 semapl 112 21 0 11 1 0 1 1 0 8 0 shmpl 112 16 0 2 1 0 1 1 0 8 0 dirhash 1024 19 0 2 3 0 3 3 0 8 0 dino2pl 256 2909 0 1405 95 0 95 95 0 8 0 ffsino 296 2909 0 1405 117 0 117 117 0 8 0 nchpl 144 3878 0 2171 64 0 64 64 0 8 0 rtmask 32 6 0 6 1 0 1 1 0 8 1 vnodes 216 3435 0 0 191 0 191 191 0 8 0 namei 1024 12571 0 12569 2 1 1 1 0 8 0 percpumem 16 81 0 32 1 0 1 1 0 8 0 vcpupl 3968 69 0 1 9 0 9 9 0 8 0 vmpool 848 69 0 1 8 0 8 8 0 8 0 kstatmem 264 66 0 42 3 0 3 3 0 8 1 acpiwqpl 32 2 0 2 1 0 1 1 1 8 1 scsiplug 72 2 0 2 2 2 0 1 0 8 0 scxspl 216 21316 0 21316 12 10 2 8 1 8 2 plimitpl 152 303 0 283 1 0 1 1 0 8 0 sigapl 424 1048 0 979 9 1 8 8 0 8 0 knotepl 120 531 0 0 16 0 16 16 0 8 0 kqueuepl 224 254 0 244 2 0 2 2 0 8 1 pipepl 344 165 0 136 3 0 3 3 0 8 0 fdescpl 528 1010 0 979 3 0 3 3 0 8 0 filepl 160 6489 0 6252 19 3 16 19 0 8 5 lockfpl 104 240 0 238 1 0 1 1 0 8 0 lockfspl 48 86 0 84 1 0 1 1 0 8 0 sessionpl 144 22 0 13 1 0 1 1 0 8 0 pgrppl 48 40 0 23 1 0 1 1 0 8 0 ucredpl 104 1406 0 1392 1 0 1 1 0 8 0 zombiepl 144 982 0 979 2 1 1 1 0 8 0 processpl 1232 1048 0 979 6 0 6 6 0 8 0 procpl 664 2085 0 2005 8 0 8 8 0 8 0 sosppl 176 1 0 1 1 1 0 1 0 8 0 sockpl 752 1611 0 1575 26 15 11 17 0 8 7 mcl64k 65536 4 0 0 1 0 1 1 0 8 0 mcl16k 16384 2 0 0 1 0 1 1 0 8 0 mcl12k 12288 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 2 0 0 1 0 1 1 0 8 0 mcl4k 4096 117 0 0 15 0 15 15 0 8 0 mcl2k 2048 27 0 0 4 0 4 4 0 8 0 mtagpl 96 64 0 0 2 0 2 2 0 8 0 mbufpl 256 262 0 0 17 0 17 17 0 8 0 bufpl 280 8488 0 2352 439 0 439 439 0 8 0 anonpl 32 10903 0 0 88 0 88 88 0 246 0 amapchunkpl 152 27633 0 27105 41 5 36 36 0 158 14 amappl16 200 4294 0 4093 30 14 16 27 0 8 5 amappl15 192 5 0 5 1 1 0 1 0 8 0 amappl14 184 5 0 5 1 1 0 1 0 8 0 amappl13 176 425 0 424 1 0 1 1 0 8 0 amappl12 168 1365 0 1323 3 0 3 3 0 8 0 amappl11 160 7 0 7 1 1 0 1 0 8 0 amappl10 152 46 0 32 1 0 1 1 0 8 0 amappl9 144 249 0 249 1 1 0 1 0 8 0 amappl8 136 33 0 30 1 0 1 1 0 8 0 amappl7 128 112 0 111 1 0 1 1 0 8 0 amappl6 120 276 0 263 1 0 1 1 0 8 0 amappl5 112 90 0 79 1 0 1 1 0 8 0 amappl4 104 413 0 383 1 0 1 1 0 8 0 amappl3 96 5340 0 5225 5 1 4 4 0 8 0 amappl2 88 520 0 459 2 0 2 2 0 8 0 amappl1 80 11316 0 10714 15 2 13 15 0 8 0 amappl 88 7770 0 7592 5 0 5 5 0 92 0 uvmvnodes 80 124 0 0 3 0 3 3 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 8 0 8 3 3 0 1 0 8 0 dma128 128 254 0 254 2 2 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 87 0 3 2 0 2 2 0 8 0 uaddrrnd 24 1010 0 978 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1010 0 978 1 0 1 1 0 8 0 vmmpekpl 168 9787 0 9746 3 0 3 3 0 8 0 vmmpepl 168 70752 0 68586 109 3 106 106 0 357 11 vmsppl 488 1009 0 978 5 1 4 5 0 8 0 rwobjpl 80 21979 0 20643 34 1 33 33 0 8 3 pdppl 4096 2165 0 2026 171 32 139 140 0 8 0 pvpl 32 17330 0 0 142 2 140 140 0 265 0 pmappl 256 1078 0 979 7 0 7 7 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 369 0 45 10 0 10 10 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff83443088) at panic+0x1e5 sys/kern/subr_prf.c:198 pmap_remove_pte(fffffd805eee7b00,fffffd80088b00f0,7fbb4e580000,769cb0000000,769cb007b000,0) at pmap_remove_pte pmap_do_remove(fffffd805eee7b00,769caf97b000,769cb007b000,0) at pmap_do_remove+0x589 sys/arch/amd64/amd64/pmap.c:1920 uvm_unmap_kill_entry_withlock(fffffd806c9609a0,fffffd8066889c18,0) at uvm_unmap_kill_entry_withlock+0x269 sys/uvm/uvm_map.c:1863 uvm_map_teardown(fffffd806c9609a0) at uvm_map_teardown+0x117 uvm_map_addr_RBT_LEFT sys/uvm/uvm_map.h:-1 [inline] uvm_map_teardown(fffffd806c9609a0) at uvm_map_teardown+0x117 sys/uvm/uvm_map.c:2486 exit1(ffff8000fffd6568,0,0,1) at exit1+0x6fc sys/kern/kern_exit.c:260 sys_exit(ffff8000fffd6568,ffff80003c40f900,ffff80003c40f850) at sys_exit+0x1a sys/kern/kern_exit.c:-1 syscall(ffff80003c40f900) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c40f900) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:775 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x769cb017a4a0, count: -10 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffff8000299ddff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:394 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(ffffffff8398bdc0) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff8398bdc0) at __mp_lock+0x192 sys/kern/kern_lock.c:173 ktrsysret(ffff8000ffffc008,5b,0,ffff80002a2ebf20) at ktrsysret+0xde ktrwrite2 sys/kern/kern_ktrace.c:-1 [inline] ktrsysret(ffff8000ffffc008,5b,0,ffff80002a2ebf20) at ktrsysret+0xde sys/kern/kern_ktrace.c:209 syscall(ffff80002a2ebfd0) at syscall+0xa50 mi_syscall_return sys/sys/syscall_mi.h:204 [inline] syscall(ffff80002a2ebfd0) at syscall+0xa50 sys/arch/amd64/amd64/trap.c:796 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7839ce099590, count: 8 ddb{1}> trace x86_ipi_db(ffff8000299ddff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:394 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(ffffffff8398bdc0) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff8398bdc0) at __mp_lock+0x192 sys/kern/kern_lock.c:173 ktrsysret(ffff8000ffffc008,5b,0,ffff80002a2ebf20) at ktrsysret+0xde ktrwrite2 sys/kern/kern_ktrace.c:-1 [inline] ktrsysret(ffff8000ffffc008,5b,0,ffff80002a2ebf20) at ktrsysret+0xde sys/kern/kern_ktrace.c:209 syscall(ffff80002a2ebfd0) at syscall+0xa50 mi_syscall_return sys/sys/syscall_mi.h:204 [inline] syscall(ffff80002a2ebfd0) at syscall+0xa50 sys/arch/amd64/amd64/trap.c:796 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7839ce099590, count: -7