panic: kernel diagnostic assertion "va >= entry->start" failed: file "/syzkaller/managers/multicore/kernel/sys/uvm/uvm_fault.c", line 1739 Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND *413278 32168 0 0 0x4000000 1 syz-executor 131565 56589 0 0x2 0x1 0 syz-executor db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff83441226) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff833eb2b9,ffffffff8337ea02,6cb,ffffffff83338c86) at __assert+0x29 uvm_fault_unwire_locked(fffffd806bec73a8,400000000000,400000003000) at uvm_fault_unwire_locked+0x4c1 uvm_fault_wire(fffffd806bec73a8,400000000000,400000011000,3) at uvm_fault_wire+0x12d uvm_fault_unwire sys/uvm/uvm_fault.c:1702 [inline] uvm_fault_wire(fffffd806bec73a8,400000000000,400000011000,3) at uvm_fault_wire+0x12d sys/uvm/uvm_fault.c:1684 sysctl_vslock(400000000100,ff0a) at sysctl_vslock+0x109 sys/kern/kern_sysctl.c:197 kern_sysctl_dirs(49,ffff80003acdada8,3,400000000100,ffff80003acdadd8,0,2b23daa0aa92affc,3) at kern_sysctl_dirs+0x266 sys/kern/kern_sysctl.c:428 kern_sysctl(ffff80003acdada4,4,400000000100,ffff80003acdadd8,0,37,e494cbab343a4a8b) at kern_sysctl+0x12d sys/kern/kern_sysctl.c:526 sys_sysctl(ffff8000ffffcce0,ffff80003acdaf10,ffff80003acdae60) at sys_sysctl+0x425 syscall(ffff80003acdaf10) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003acdaf10) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xed8b296e590, count: 4 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: kernel diagnostic assertion "va >= entry->start" failed: file "/syzkaller/managers/multicore/kernel/sys/uvm/uvm_fault.c", line 1739 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff83441226) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff833eb2b9,ffffffff8337ea02,6cb,ffffffff83338c86) at __assert+0x29 uvm_fault_unwire_locked(fffffd806bec73a8,400000000000,400000003000) at uvm_fault_unwire_locked+0x4c1 uvm_fault_wire(fffffd806bec73a8,400000000000,400000011000,3) at uvm_fault_wire+0x12d uvm_fault_unwire sys/uvm/uvm_fault.c:1702 [inline] uvm_fault_wire(fffffd806bec73a8,400000000000,400000011000,3) at uvm_fault_wire+0x12d sys/uvm/uvm_fault.c:1684 sysctl_vslock(400000000100,ff0a) at sysctl_vslock+0x109 sys/kern/kern_sysctl.c:197 kern_sysctl_dirs(49,ffff80003acdada8,3,400000000100,ffff80003acdadd8,0,2b23daa0aa92affc,3) at kern_sysctl_dirs+0x266 sys/kern/kern_sysctl.c:428 kern_sysctl(ffff80003acdada4,4,400000000100,ffff80003acdadd8,0,37,e494cbab343a4a8b) at kern_sysctl+0x12d sys/kern/kern_sysctl.c:526 sys_sysctl(ffff8000ffffcce0,ffff80003acdaf10,ffff80003acdae60) at sys_sysctl+0x425 syscall(ffff80003acdaf10) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003acdaf10) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xed8b296e590, count: -11 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff80003acda910 rbx 0xffff800029a9cdc7 rdx 0 rcx 0xffff8000ffffcce0 rax 0xffff800029a9bff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0xfedaf60a2c164c60 r11 0x44a10b686f9a3019 r12 0xffff800029a9cbc8 r13 0 r14 0 r15 0x1 rip 0xffffffff81a8dbe5 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80003acda900 ss 0 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor) tid=413278 pid=32168 tcnt=4 stat=onproc flags process=0 proc=4000000 runpri=32, usrpri=50, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff8000ffffca50,0xffff8000ffffc540 process=0xffff8000ffff2050 user=0xffff80003acd5000, vmspace=0xfffffd806bec73a8 estcpu=36, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 43905 335398 62144 0 2 0 syz-executor 32168 199082 67681 0 2 0 syz-executor *32168 413278 67681 0 7 0x4000000 syz-executor 32168 120195 67681 0 3 0x4000080 fsleep syz-executor 32168 433489 67681 0 3 0x4000000 vmmaplk syz-executor 4844 391850 76470 0 2 0 syz-executor 4844 512297 76470 0 3 0x4000000 smrbar syz-executor 4844 129701 76470 0 3 0x4000080 sbwait syz-executor 37326 64669 43756 0 3 0x80 nanoslp syz-executor 37326 341776 43756 0 3 0x4000080 ttyin syz-executor 37326 174984 43756 0 3 0x4000080 fsleep syz-executor 37326 340977 43756 0 3 0x4000080 fsleep syz-executor 70900 23068 56589 0 2 0x480 syz-executor 70900 269433 56589 0 3 0x4000080 ttyin syz-executor 70900 303686 56589 0 3 0x4000080 fsleep syz-executor 99517 451448 50004 0 3 0x90 nanoslp syz-executor 99517 203141 50004 0 3 0x4000090 kqread syz-executor 99517 492345 50004 0 3 0x4000090 fsleep syz-executor 41042 312821 0 0 3 0x14200 acct acct 76024 316989 0 0 3 0x14200 bored sosplice 67681 308347 24781 0 3 0x82 nanoslp syz-executor 62144 195132 24781 0 2 0x482 syz-executor 76470 135440 24781 0 3 0x82 nanoslp syz-executor 56589 131565 24781 0 7 0x3 syz-executor 72711 508125 24781 0 2 0x482 syz-executor 43756 125264 24781 0 3 0x82 nanoslp syz-executor 50004 333308 24781 0 2 0x482 syz-executor 53997 508952 24781 0 2 0x482 syz-executor 24781 378375 32325 0 3 0x82 kqread syz-executor 32325 211508 48181 0 3 0x10008a sigsusp ksh 48181 331943 28694 0 3 0x98 kqread sshd-session 28694 472101 6750 0 3 0x92 kqread sshd-session 52206 38227 1 0 3 0x100083 ttyin getty 6750 353811 1 0 3 0x88 kqread sshd 11051 320680 77661 74 3 0x1100092 bpf pflogd 77661 370091 1 0 3 0x80 sbwait pflogd 38558 130789 78660 73 3 0x1100090 kqread syslogd 78660 302249 1 0 3 0x100082 sbwait syslogd 96059 9184 1 0 3 0x100080 kqread resolvd 65175 9049 62802 77 3 0x100092 kqread dhcpleased 95820 123961 62802 77 3 0x100092 kqread dhcpleased 62802 154338 1 0 3 0x80 kqread dhcpleased 17219 174457 0 0 2 0x40014200 smr 52476 267292 0 0 2 0x14200 zerothread 27351 230323 0 0 3 0x14200 aiodoned aiodoned 47406 195660 0 0 3 0x14200 syncer update 78549 88626 0 0 3 0x14200 cleaner cleaner 23684 107289 0 0 3 0x14200 reaper reaper 85373 501087 0 0 3 0x14200 pgdaemon pagedaemon 71755 466954 0 0 3 0x14200 bored viomb 46026 458269 0 0 3 0x40014200 acpi0 acpi0 36630 38402 0 0 3 0x40014200 idle1 18486 413066 0 0 3 0x14200 bored softnet3 42390 84618 0 0 3 0x14200 bored softnet2 445 73084 0 0 3 0x14200 bored softnet1 85720 364974 0 0 3 0x14200 bored softnet0 21306 77050 0 0 3 0x14200 bored systqmp 14924 367271 0 0 3 0x14200 bored systq 73660 303324 0 0 3 0x14200 tmoslp softclockmp 7330 416862 0 0 3 0x40014200 tmoslp softclock 66645 133547 0 0 3 0x40014200 idle0 1 517734 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 32168 (syz-executor) thread 0xffff8000ffffcce0 (413278) exclusive rwlock amaplk r = 0 (0xfffffd805db79560) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #2 uvm_map_lock_entry+0x51 sys/uvm/uvm_map.c:464 #3 uvm_fault_unwire_locked+0x253 sys/uvm/uvm_fault.c:1758 #4 uvm_fault_wire+0x12d uvm_fault_unwire sys/uvm/uvm_fault.c:1702 [inline] #4 uvm_fault_wire+0x12d sys/uvm/uvm_fault.c:1684 #5 sysctl_vslock+0x109 sys/kern/kern_sysctl.c:197 #6 kern_sysctl_dirs+0x266 sys/kern/kern_sysctl.c:428 #7 kern_sysctl+0x12d sys/kern/kern_sysctl.c:526 #8 sys_sysctl+0x425 #9 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #9 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #10 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff8395d9a8) #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+0x4b7 sys/kern/sched_bsd.c:441 #3 sleep_finish+0x24f sys/kern/kern_synch.c:412 #4 rw_do_enter_write+0x1de sys/kern/kern_rwlock.c:292 #5 uvm_map_lock_entry+0x51 sys/uvm/uvm_map.c:464 #6 uvm_fault_unwire_locked+0x253 sys/uvm/uvm_fault.c:1758 #7 uvm_fault_wire+0x12d uvm_fault_unwire sys/uvm/uvm_fault.c:1702 [inline] #7 uvm_fault_wire+0x12d sys/uvm/uvm_fault.c:1684 #8 sysctl_vslock+0x109 sys/kern/kern_sysctl.c:197 #9 kern_sysctl_dirs+0x266 sys/kern/kern_sysctl.c:428 #10 kern_sysctl+0x12d sys/kern/kern_sysctl.c:526 #11 sys_sysctl+0x425 #12 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #12 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #13 Xsyscall+0x128 shared rwlock vmmaplk r = 0 (0xfffffd806bec74a8) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_do_enter_read+0x3af sys/kern/kern_rwlock.c:405 #2 uvm_fault_wire+0x116 uvm_fault_unwire sys/uvm/uvm_fault.c:1701 [inline] #2 uvm_fault_wire+0x116 sys/uvm/uvm_fault.c:1684 #3 sysctl_vslock+0x109 sys/kern/kern_sysctl.c:197 #4 kern_sysctl_dirs+0x266 sys/kern/kern_sysctl.c:428 #5 kern_sysctl+0x12d sys/kern/kern_sysctl.c:526 #6 sys_sysctl+0x425 #7 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #7 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #8 Xsyscall+0x128 exclusive rwlock sysctllk r = 0 (0xffffffff83818578) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #2 sysctl_vslock+0x45 sys/kern/kern_sysctl.c:187 #3 kern_sysctl_dirs+0x266 sys/kern/kern_sysctl.c:428 #4 kern_sysctl+0x12d sys/kern/kern_sysctl.c:526 #5 sys_sysctl+0x425 #6 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #6 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #7 Xsyscall+0x128 Process 4844 (syz-executor) thread 0xffff8000ffff4cf8 (512297) exclusive rwlock clonelk r = 0 (0xffffffff83867148) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #2 if_clone_destroy+0x67 #3 tun_dev_close+0x1dc sys/net/if_tun.c:529 #4 spec_close+0x412 #5 VOP_CLOSE+0x133 sys/kern/vfs_vops.c:156 #6 vn_closefile+0x12b vn_close sys/kern/vfs_vnops.c:292 [inline] #6 vn_closefile+0x12b sys/kern/vfs_vnops.c:615 #7 fdrop+0x126 sys/kern/kern_descrip.c:1265 #8 closef+0x192 sys/kern/kern_descrip.c:1249 #9 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #9 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #10 Xsyscall+0x128 Process 4844 (syz-executor) thread 0xffff8000ffff4f88 (129701) exclusive rwlock sbufrcv r = 0 (0xffff80000144d3c0) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #2 sblock+0xb7 sys/kern/uipc_socket2.c:536 #3 soreceive+0x28e sys/kern/uipc_socket.c:882 #4 recvit+0x40a sys/kern/uipc_syscalls.c:1072 #5 sys_recvmmsg+0x3d3 sys/kern/uipc_syscalls.c:963 #6 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #6 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #7 Xsyscall+0x128 Process 37326 (syz-executor) thread 0xffff8000ffff67d0 (341776) exclusive rrwlock inode r = 0 (0xfffffd806de44970) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:616 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 spec_open+0x305 sys/kern/spec_vnops.c:151 #6 VOP_OPEN+0x8b sys/kern/vfs_vops.c:138 #7 vn_open+0x708 sys/kern/vfs_vnops.c:177 #8 vndioctl+0xcb1 sys/dev/vnd.c:457 #9 VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 #10 vn_ioctl+0xf8 sys/kern/vfs_vnops.c:531 #11 sys_ioctl+0x5c3 #12 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #12 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #13 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10228 11101K 11396K 166960K 11817 0 pcb 18 14K 15K 166960K 66 0 rtable 210 6K 7K 166960K 379 0 pf 41 18K 22K 166960K 70 0 ifaddr 41 6K 7K 166960K 54 0 ifgroup 64 2K 2K 166960K 74 0 sysctl 3 1K 1K 166960K 3 0 counters 68 36K 36K 166960K 78 0 ioctlops 0 0K 4K 166960K 1504 0 iov 1 4K 24K 166960K 13 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1407 88K 89K 166960K 1649 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 7 0 VM map 2 1K 1K 166960K 2 0 sem 11 0K 0K 166960K 16 0 dirhash 12 2K 2K 166960K 18 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 18 65K 89K 166960K 341 0 sigio 1 0K 0K 166960K 9 0 proc 72 91K 128K 166960K 555 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 28 0 in_multi 87 6K 7K 166960K 102 0 ether_multi 1 0K 0K 166960K 1 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 211 943K 943K 166960K 211 0 exec 0 0K 1K 166960K 402 0 fusefs mount 1 32K 32K 166960K 1 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 240 73K 73K 166960K 4701 0 UVM aobj 11 2K 2K 166960K 13 0 pinsyscall 43 86K 105K 166960K 1462 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 15 0 NDP 14 0K 2K 166960K 35 0 temp 38 8679K 8754K 166960K 8482 0 kqueue 14 22K 30K 166960K 60 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 45 0 42 1 0 1 1 0 8 0 rtentry 160 113 0 17 5 0 5 5 0 8 0 unpcb 144 158 0 136 2 0 2 2 0 8 0 syncache 336 3 0 3 1 0 1 1 0 8 1 tcpcb 808 51 0 46 1 0 1 1 0 8 0 arp 120 18 0 4 1 0 1 1 0 8 0 inpcb 376 305 0 296 8 0 8 8 0 8 6 nd6 136 24 0 3 1 0 1 1 0 8 0 pkpcb 40 5 0 5 1 0 1 1 0 8 1 kcovpl 48 8 0 0 1 0 1 1 0 8 0 ppxss 1168 5 0 5 1 0 1 1 0 8 1 pfstscr 40 2 0 2 1 0 1 1 0 8 1 pffrag 232 1 0 0 1 0 1 1 0 482 0 pffrnode 88 1 0 0 1 0 1 1 0 8 0 pffrent 40 2 0 1 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 pfrktable 1344 1 0 1 1 0 1 1 0 8 1 pftag 88 2 0 2 1 0 1 1 0 8 1 pfstitem 24 29 0 0 1 0 1 1 0 8 0 pfstkey 128 31 0 2 1 0 1 1 0 8 0 pfstate 376 29 0 1 3 0 3 3 0 8 0 pfrule 1344 25 0 19 2 0 2 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 465 0 60 29 0 29 29 0 8 1 art_table 32 466 0 60 4 0 4 4 0 8 0 art_node 16 112 0 26 1 0 1 1 0 8 0 sysvmsgpl 40 3 0 1 1 0 1 1 0 8 0 semapl 112 13 0 4 1 0 1 1 0 8 0 shmpl 112 10 0 2 1 0 1 1 0 8 0 dirhash 1024 21 0 4 3 0 3 3 0 8 0 dino2pl 256 1938 0 428 95 0 95 95 0 8 0 ffsino 280 1938 0 428 109 0 109 109 0 8 0 nchpl 144 2410 0 722 63 0 63 63 0 8 0 uvmvnodes 80 2251 0 0 46 0 46 46 0 8 0 vnodes 216 2251 0 0 126 0 126 126 0 8 0 namei 1024 7860 0 7860 1 0 1 1 0 8 1 percpumem 16 53 0 5 1 0 1 1 0 8 0 kstatmem 264 38 0 10 2 0 2 2 0 8 0 scsiplug 72 1 0 1 1 0 1 1 0 8 1 scxspl 216 7520 0 7520 3 2 1 2 1 8 1 plimitpl 152 54 0 36 1 0 1 1 0 8 0 sigapl 424 654 0 602 7 0 7 7 0 8 1 futexpl 64 3426 0 3421 1 0 1 1 0 8 0 knotepl 120 315 0 0 10 0 10 10 0 8 0 kqueuepl 216 81 0 71 1 0 1 1 0 8 0 pipepl 328 130 0 103 3 0 3 3 0 8 0 fdescpl 504 634 0 602 5 0 5 5 0 8 0 filepl 152 2950 0 2720 15 0 15 15 0 8 5 lockfpl 104 54 0 51 1 0 1 1 0 8 0 lockfspl 48 27 0 24 1 0 1 1 0 8 0 sessionpl 144 22 0 13 1 0 1 1 0 8 0 pgrppl 48 33 0 16 1 0 1 1 0 8 0 ucredpl 104 396 0 381 1 0 1 1 0 8 0 zombiepl 144 604 0 602 1 0 1 1 0 8 0 processpl 1176 654 0 602 6 1 5 5 0 8 0 procpl 656 1002 0 938 6 0 6 6 0 8 0 srpgc 96 2 0 2 1 0 1 1 0 8 1 sosppl 168 3 0 3 1 0 1 1 0 8 1 sockpl 688 517 0 483 10 0 10 10 0 8 6 mcl64k 65536 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 4 0 0 1 0 1 1 0 8 0 mcl4k 4096 113 0 0 15 0 15 15 0 8 0 mcl2k 2048 19 0 0 3 0 3 3 0 8 0 mtagpl 96 13 0 0 1 0 1 1 0 8 0 mbufpl 256 155 0 0 10 0 10 10 0 8 0 bufpl 280 2682 0 128 183 0 183 183 0 8 0 anonpl 24 119063 0 115586 34 1 33 33 0 184 9 amapchunkpl 152 14559 0 14023 24 0 24 24 0 158 2 amappl16 200 2252 0 2220 5 3 2 5 0 8 0 amappl15 192 6 0 5 1 0 1 1 0 8 0 amappl14 184 131 0 119 1 0 1 1 0 8 0 amappl13 176 46 0 46 1 1 0 1 0 8 0 amappl12 168 1296 0 1265 3 1 2 2 0 8 0 amappl11 160 51 0 36 1 0 1 1 0 8 0 amappl10 152 5 0 5 1 1 0 1 0 8 0 amappl9 144 245 0 245 1 1 0 1 0 8 0 amappl8 136 22 0 20 1 0 1 1 0 8 0 amappl7 128 133 0 121 1 0 1 1 0 8 0 amappl6 120 191 0 188 1 0 1 1 0 8 0 amappl5 112 127 0 118 1 0 1 1 0 8 0 amappl4 104 327 0 307 1 0 1 1 0 8 0 amappl3 96 2620 0 2498 4 0 4 4 0 8 0 amappl2 88 652 0 591 2 0 2 2 0 8 0 amappl1 80 8465 0 7898 15 1 14 14 0 8 2 amappl 88 4306 0 4122 5 0 5 5 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 12 0 2 1 0 1 1 0 8 0 uaddrrnd 24 634 0 602 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 634 0 602 1 0 1 1 0 8 0 vmmpekpl 168 6775 0 6742 3 0 3 3 0 8 1 vmmpepl 168 44659 0 42734 86 0 86 86 0 357 1 vmsppl 456 633 0 602 5 0 5 5 0 8 1 rwobjpl 64 17282 0 14076 52 0 52 52 0 8 0 pdppl 4096 1276 0 1204 106 34 72 84 0 8 0 pvpl 32 12229 0 0 100 1 99 99 0 265 0 pmappl 248 633 0 602 3 0 3 3 0 8 0 extentpl 40 55 0 38 1 0 1 1 0 8 0 phpool 112 276 0 36 8 0 8 8 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff837f6ff0) 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(ffffffff8395d7a0) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff8395d7a0) at __mp_lock+0x192 sys/kern/kern_lock.c:144 ktrsysret(ffff80002a3919b8,5b,0,ffff80002a4383e0) at ktrsysret+0xe1 sys/kern/kern_ktrace.c:209 syscall(ffff80002a438490) at syscall+0xa43 mi_syscall_return sys/sys/syscall_mi.h:204 [inline] syscall(ffff80002a438490) at syscall+0xa43 sys/arch/amd64/amd64/trap.c:598 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x74ae65651940, count: 8 ddb{0}> trace x86_ipi_db(ffffffff837f6ff0) 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(ffffffff8395d7a0) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff8395d7a0) at __mp_lock+0x192 sys/kern/kern_lock.c:144 ktrsysret(ffff80002a3919b8,5b,0,ffff80002a4383e0) at ktrsysret+0xe1 sys/kern/kern_ktrace.c:209 syscall(ffff80002a438490) at syscall+0xa43 mi_syscall_return sys/sys/syscall_mi.h:204 [inline] syscall(ffff80002a438490) at syscall+0xa43 sys/arch/amd64/amd64/trap.c:598 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x74ae65651940, count: -7 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:438 panic(ffffffff83441226) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff833eb2b9,ffffffff8337ea02,6cb,ffffffff83338c86) at __assert+0x29 uvm_fault_unwire_locked(fffffd806bec73a8,400000000000,400000003000) at uvm_fault_unwire_locked+0x4c1 uvm_fault_wire(fffffd806bec73a8,400000000000,400000011000,3) at uvm_fault_wire+0x12d uvm_fault_unwire sys/uvm/uvm_fault.c:1702 [inline] uvm_fault_wire(fffffd806bec73a8,400000000000,400000011000,3) at uvm_fault_wire+0x12d sys/uvm/uvm_fault.c:1684 sysctl_vslock(400000000100,ff0a) at sysctl_vslock+0x109 sys/kern/kern_sysctl.c:197 kern_sysctl_dirs(49,ffff80003acdada8,3,400000000100,ffff80003acdadd8,0,2b23daa0aa92affc,3) at kern_sysctl_dirs+0x266 sys/kern/kern_sysctl.c:428 kern_sysctl(ffff80003acdada4,4,400000000100,ffff80003acdadd8,0,37,e494cbab343a4a8b) at kern_sysctl+0x12d sys/kern/kern_sysctl.c:526 sys_sysctl(ffff8000ffffcce0,ffff80003acdaf10,ffff80003acdae60) at sys_sysctl+0x425 syscall(ffff80003acdaf10) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003acdaf10) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xed8b296e590, count: 4 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff83441226) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff833eb2b9,ffffffff8337ea02,6cb,ffffffff83338c86) at __assert+0x29 uvm_fault_unwire_locked(fffffd806bec73a8,400000000000,400000003000) at uvm_fault_unwire_locked+0x4c1 uvm_fault_wire(fffffd806bec73a8,400000000000,400000011000,3) at uvm_fault_wire+0x12d uvm_fault_unwire sys/uvm/uvm_fault.c:1702 [inline] uvm_fault_wire(fffffd806bec73a8,400000000000,400000011000,3) at uvm_fault_wire+0x12d sys/uvm/uvm_fault.c:1684 sysctl_vslock(400000000100,ff0a) at sysctl_vslock+0x109 sys/kern/kern_sysctl.c:197 kern_sysctl_dirs(49,ffff80003acdada8,3,400000000100,ffff80003acdadd8,0,2b23daa0aa92affc,3) at kern_sysctl_dirs+0x266 sys/kern/kern_sysctl.c:428 kern_sysctl(ffff80003acdada4,4,400000000100,ffff80003acdadd8,0,37,e494cbab343a4a8b) at kern_sysctl+0x12d sys/kern/kern_sysctl.c:526 sys_sysctl(ffff8000ffffcce0,ffff80003acdaf10,ffff80003acdae60) at sys_sysctl+0x425 syscall(ffff80003acdaf10) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003acdaf10) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xed8b296e590, count: -11