panic: kernel diagnostic assertion "next != NULL && next->start <= entry->end" failed: file "/syzkaller/managers/multicore/kernel/sys/uvm/uvm_fault.c", line 1784
Stopped at db_enter+0x25: addq $0x8,%rsp
TID PID UID PRFLAGS PFLAGS CPU COMMAND
*498108 88410 0 0 0x4000000 1 syz-executor
358498 62467 0 0x2 0 0 syz-executor
db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438
panic(ffffffff83399811) at panic+0x1e5 sys/kern/subr_prf.c:198
__assert(ffffffff833d3fe8,ffffffff833335e7,6f8,ffffffff833b40e8) at __assert+0x29 sys/kern/subr_prf.c:-1
uvm_fault_unwire_locked(fffffd806c0f9b90,200000070000,20000007e000) at uvm_fault_unwire_locked+0x444 sys/uvm/uvm_fault.c:1781
uvm_fault_wire(fffffd806c0f9b90,200000070000,200000081000,3) at uvm_fault_wire+0x12d uvm_fault_unwire sys/uvm/uvm_fault.c:1744 [inline]
uvm_fault_wire(fffffd806c0f9b90,200000070000,200000081000,3) at uvm_fault_wire+0x12d sys/uvm/uvm_fault.c:1726
uvm_vslock_device(ffff80003c4602d0,200000070040,10000,3,ffff80003c467308) at uvm_vslock_device+0x112 sys/uvm/uvm_glue.c:169
physio(ffffffff818c90f0,d02,8000,ffffffff818c9940,ffff80003c4675e8) at physio+0x257 sys/kern/kern_physio.c:139
spec_read(ffff80003c467440) at spec_read+0x14b sys/kern/spec_vnops.c:215
VOP_READ(fffffd805df9b6f8,ffff80003c4675e8,0,fffffd80097fb000) at VOP_READ+0x101 sys/kern/vfs_vops.c:227
vn_read(fffffd80668c0618,ffff80003c4675e8,1) at vn_read+0x17b sys/kern/vfs_vnops.c:369
dofilereadv(ffff80003c4602d0,6,ffff80003c4675e8,1,ffff80003c4676a0) at dofilereadv+0x25a sys/kern/sys_generic.c:252
sys_pread(ffff80003c4602d0,ffff80003c467750,ffff80003c4676a0) at sys_pread+0xae sys/kern/vfs_syscalls.c:3307
syscall(ffff80003c467750) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff80003c467750) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:765
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x3204916c410, count: 1
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 "next != NULL && next->start <= entry->end" failed: file "/syzkaller/managers/multicore/kernel/sys/uvm/uvm_fault.c", line 1784
ddb{1}> trace
db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438
panic(ffffffff83399811) at panic+0x1e5 sys/kern/subr_prf.c:198
__assert(ffffffff833d3fe8,ffffffff833335e7,6f8,ffffffff833b40e8) at __assert+0x29 sys/kern/subr_prf.c:-1
uvm_fault_unwire_locked(fffffd806c0f9b90,200000070000,20000007e000) at uvm_fault_unwire_locked+0x444 sys/uvm/uvm_fault.c:1781
uvm_fault_wire(fffffd806c0f9b90,200000070000,200000081000,3) at uvm_fault_wire+0x12d uvm_fault_unwire sys/uvm/uvm_fault.c:1744 [inline]
uvm_fault_wire(fffffd806c0f9b90,200000070000,200000081000,3) at uvm_fault_wire+0x12d sys/uvm/uvm_fault.c:1726
uvm_vslock_device(ffff80003c4602d0,200000070040,10000,3,ffff80003c467308) at uvm_vslock_device+0x112 sys/uvm/uvm_glue.c:169
physio(ffffffff818c90f0,d02,8000,ffffffff818c9940,ffff80003c4675e8) at physio+0x257 sys/kern/kern_physio.c:139
spec_read(ffff80003c467440) at spec_read+0x14b sys/kern/spec_vnops.c:215
VOP_READ(fffffd805df9b6f8,ffff80003c4675e8,0,fffffd80097fb000) at VOP_READ+0x101 sys/kern/vfs_vops.c:227
vn_read(fffffd80668c0618,ffff80003c4675e8,1) at vn_read+0x17b sys/kern/vfs_vnops.c:369
dofilereadv(ffff80003c4602d0,6,ffff80003c4675e8,1,ffff80003c4676a0) at dofilereadv+0x25a sys/kern/sys_generic.c:252
sys_pread(ffff80003c4602d0,ffff80003c467750,ffff80003c4676a0) at sys_pread+0xae sys/kern/vfs_syscalls.c:3307
syscall(ffff80003c467750) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff80003c467750) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:765
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x3204916c410, count: -14
ddb{1}> show registers
rdi 0
rsi 0x1
rbp 0xffff80003c467020
rbx 0xffff8000299eee07
rdx 0
rcx 0xffff80003c4602d0
rax 0xffff8000299edff0
r8 0x101010101010101
r9 0x8080808080808080
r10 0x6eb7fdfb72ccfb3e
r11 0xd46b0426b96b8953
r12 0xffff8000299eec08
r13 0
r14 0
r15 0x1
rip 0xffffffff82c38fe5 db_enter+0x25
cs 0x8
rflags 0x246
rsp 0xffff80003c467010
ss 0x10
db_enter+0x25: addq $0x8,%rsp
ddb{1}> show proc
PROC (syz-executor) tid=498108 pid=88410 tcnt=4 stat=onproc
flags process=0 proc=4000000<THREAD>
runpri=36, usrpri=86, slppri=36, nice=20
wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0
forw=0xffffffffffffffff, list=0xffff80003c461cc0,0xffff80003c461270
process=0xffff8000fffef508 user=0xffff80003c462000, vmspace=0xfffffd806c0f9b90
estcpu=36, cpticks=3, pctcpu=0.0, user=0, sys=3, intr=0
ddb{1}> ps
PID TID PPID UID S FLAGS WAIT COMMAND
63914 421618 62467 0 2 0 syz-executor
89163 101537 93256 0 2 0 syz-executor
89163 300044 93256 0 3 0x4000080 fsleep syz-executor
89163 335435 93256 0 3 0x4000080 fsleep syz-executor
89163 161888 93256 0 3 0x4000080 fsleep syz-executor
88410 153053 46531 0 2 0 syz-executor
*88410 498108 46531 0 7 0x4000000 syz-executor
88410 185261 46531 0 2 0x4000000 syz-executor
88410 344935 46531 0 2 0x4000000 syz-executor
71538 313034 65932 0 2 0xc80 syz-executor
71538 154565 65932 0 3 0x4000080 kqsel syz-executor
71538 472018 65932 0 3 0x4000080 fsleep syz-executor
98166 237157 20140 0 2 0xc80 syz-executor
98166 397358 20140 0 2 0x4000000 syz-executor
98166 119137 20140 0 3 0x4000000 fltagain2 syz-executor
98166 2008 20140 0 3 0x4000000 pipecl syz-executor
98166 319721 20140 0 3 0x4000080 fsleep syz-executor
98755 61239 31539 0 2 0xc80 syz-executor
98755 503153 31539 0 3 0x4000080 kqread syz-executor
98755 407043 31539 0 3 0x4000080 fsleep syz-executor
65932 138107 81175 0 3 0x82 nanoslp syz-executor
93256 234018 81175 0 3 0x82 nanoslp syz-executor
13815 378616 81175 0 2 0xc82 syz-executor
62467 358498 81175 0 7 0x2 syz-executor
41736 263191 81175 0 3 0x82 wait syz-executor
46531 105204 81175 0 2 0xc82 syz-executor
31539 158658 81175 0 3 0x82 nanoslp syz-executor
20140 484100 81175 0 3 0x82 nanoslp syz-executor
81175 167291 32624 0 3 0x82 kqread syz-executor
32624 267437 54174 0 3 0x10008a sigsusp ksh
54174 421232 94457 0 3 0x98 kqread sshd-session
94457 477245 68624 0 3 0x92 kqread sshd-session
50862 64107 1 0 3 0x100083 ttyopn getty
68624 508107 1 0 3 0x88 kqread sshd
37423 36989 28124 74 3 0x1100092 bpf pflogd
28124 392700 1 0 3 0x80 sbwait pflogd
84264 213846 47753 73 3 0x1100090 kqread syslogd
47753 84830 1 0 3 0x100082 sbwait syslogd
68887 245625 1 0 3 0x100080 kqread resolvd
93386 240723 47805 77 2 0x100092 dhcpleased
11534 198689 47805 77 3 0x100092 kqread dhcpleased
47805 87820 1 0 3 0x80 kqread dhcpleased
15623 469068 0 0 3 0x14200 bored smr
15470 169552 0 0 3 0x14200 pgzero zerothread
99992 92198 0 0 3 0x14200 aiodoned aiodoned
97863 104435 0 0 3 0x14200 syncer update
60354 84075 0 0 3 0x14200 cleaner cleaner
83007 440040 0 0 3 0x14200 reaper reaper
60046 418528 0 0 3 0x14200 pgdaemon pagedaemon
51759 283510 0 0 3 0x14200 bored viomb
49972 91002 0 0 3 0x40014200 acpi0 acpi0
25173 219602 0 0 3 0x40014200 idle1
75730 359255 0 0 3 0x14200 bored softnet1
739 260317 0 0 3 0x14200 bored softnet0
12835 363780 0 0 3 0x14200 bored systqmp
71134 255563 0 0 3 0x14200 bored systq
5080 68482 0 0 3 0x14200 tmoslp softclockmp
48400 255558 0 0 3 0x40014200 tmoslp softclock
47633 349854 0 0 3 0x40014200 idle0
1 385558 0 0 3 0x82 wait init
0 0 -1 0 3 0x10010200 scheduler swapper
ddb{1}> show all locks
CPU 0:
exclusive mutex &uvm.fpageqlock r = 0 (0xffffffff839b6340)
#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 uvm_pmr_freepages+0x1a8 sys/uvm/uvm_pmemrange.c:-1
#3 uvm_anfree_list+0x1e5 sys/uvm/uvm_anon.c:129
#4 amap_wipeout+0x248 sys/uvm/uvm_amap.c:-1
#5 uvm_unmap_detach+0x8a sys/uvm/uvm_map.c:1353
#6 sys_munmap+0x329 sys/uvm/uvm_mmap.c:544
#7 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#7 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:765
#8 Xsyscall+0x128
Process 88410 (syz-executor) thread 0xffff80003c4602d0 (498108)
exclusive rwlock amaplk r = 0 (0xfffffd8062594508)
#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 uvm_map_lock_entry+0x51 sys/uvm/uvm_map.c:464
#3 uvm_fault_unwire_locked+0x26d sys/uvm/uvm_fault.c:1796
#4 uvm_fault_wire+0x12d uvm_fault_unwire sys/uvm/uvm_fault.c:1744 [inline]
#4 uvm_fault_wire+0x12d sys/uvm/uvm_fault.c:1726
#5 uvm_vslock_device+0x112 sys/uvm/uvm_glue.c:169
#6 physio+0x257 sys/kern/kern_physio.c:139
#7 spec_read+0x14b sys/kern/spec_vnops.c:215
#8 VOP_READ+0x101 sys/kern/vfs_vops.c:227
#9 vn_read+0x17b sys/kern/vfs_vnops.c:369
#10 dofilereadv+0x25a sys/kern/sys_generic.c:252
#11 sys_pread+0xae sys/kern/vfs_syscalls.c:3307
#12 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#12 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:765
#13 Xsyscall+0x128
shared rwlock vmmaplk r = 0 (0xfffffd806c0f9c90)
#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_read+0x3e8 sys/kern/kern_rwlock.c:413
#2 uvm_fault_wire+0x116 uvm_fault_unwire sys/uvm/uvm_fault.c:1743 [inline]
#2 uvm_fault_wire+0x116 sys/uvm/uvm_fault.c:1726
#3 uvm_vslock_device+0x112 sys/uvm/uvm_glue.c:169
#4 physio+0x257 sys/kern/kern_physio.c:139
#5 spec_read+0x14b sys/kern/spec_vnops.c:215
#6 VOP_READ+0x101 sys/kern/vfs_vops.c:227
#7 vn_read+0x17b sys/kern/vfs_vnops.c:369
#8 dofilereadv+0x25a sys/kern/sys_generic.c:252
#9 sys_pread+0xae sys/kern/vfs_syscalls.c:3307
#10 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#10 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:765
#11 Xsyscall+0x128
exclusive kernel_lock &kernel_lock r = 0 (0xffffffff839f2008)
#0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160
#1 __mp_acquire_count+0x58 sys/kern/kern_lock.c:-1
#2 sleep_finish+0x2d8 sys/kern/kern_synch.c:367
#3 rw_do_enter_read+0x309 sys/kern/kern_rwlock.c:-1
#4 uvmfault_lookup+0x122 sys/uvm/uvm_fault.c:1902
#5 uvm_fault_check+0x4f sys/uvm/uvm_fault.c:699
#6 uvm_fault+0x106 sys/uvm/uvm_fault.c:633
#7 uvm_fault_wire+0x73 sys/uvm/uvm_fault.c:1723
#8 uvm_vslock_device+0x112 sys/uvm/uvm_glue.c:169
#9 physio+0x257 sys/kern/kern_physio.c:139
#10 spec_read+0x14b sys/kern/spec_vnops.c:215
#11 VOP_READ+0x101 sys/kern/vfs_vops.c:227
#12 vn_read+0x17b sys/kern/vfs_vnops.c:369
#13 dofilereadv+0x25a sys/kern/sys_generic.c:252
#14 sys_pread+0xae sys/kern/vfs_syscalls.c:3307
#15 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#15 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:765
#16 Xsyscall+0x128
Process 88410 (syz-executor) thread 0xffff80003c460fc8 (344935)
uvm_fault(0xfffffd806c0f9b90, 0x0, 0, 1) -> e
kernel: page fault trap, code=0
Faulted in DDB; continuing...
ddb{1}> show malloc
Type InUse MemUse HighUse Limit Requests Type Lim
devbuf 10201 11099K 11261K 166960K 12248 0
pcb 19 15K 16K 166960K 270 0
rtable 166 8K 9K 166960K 641 0
pf 35 18K 67485K 166960K 155 0
ifaddr 33 5K 7K 166960K 112 0
ifgroup 47 2K 2K 166960K 168 0
sysctl 3 1K 9K 166960K 11 0
counters 64 36K 37K 166960K 156 0
ioctlops 0 0K 4K 166960K 1804 0
iov 0 0K 28K 166960K 52 0
mount 1 1K 1K 166960K 1 0
log 0 0K 0K 166960K 4 0
vnodes 1398 88K 89K 166960K 2166 0
UFS quota 1 32K 32K 166960K 1 0
UFS mount 5 36K 36K 166960K 5 0
shm 2 2K 9K 166960K 17 0
VM map 2 1K 1K 166960K 2 0
sem 12 0K 1K 166960K 99 0
dirhash 12 2K 2K 166960K 33 0
ACPI 1692 195K 286K 166960K 12470 0
file desc 18 65K 106K 166960K 1086 0
sigio 0 0K 0K 166960K 24 0
proc 73 115K 180K 166960K 734 0
subproc 72 4K 4K 166960K 108 0
NFS srvsock 1 0K 0K 166960K 1 0
NFS daemon 1 16K 16K 166960K 1 0
ip_moptions 0 0K 0K 166960K 140 0
in_multi 57 4K 7K 166960K 200 0
ether_multi 1 0K 0K 166960K 10 0
mrt 1 0K 0K 166960K 9 0
ISOFS mount 1 32K 32K 166960K 1 0
MSDOSFS mount 1 16K 16K 166960K 1 0
ttys 103 466K 466K 166960K 103 0
exec 0 0K 1K 166960K 621 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 256 165K 179K 166960K 11628 0
UVM aobj 23 10K 10K 166960K 26 0
pinsyscall 43 86K 102K 166960K 2315 0
memdesc 1 4K 4K 166960K 1 0
crypto data 1 1K 1K 166960K 1 0
ip6_options 1 0K 0K 166960K 91 0
NDP 10 0K 2K 166960K 73 0
temp 79 8658K 8729K 166960K 36460 0
kqueue 14 22K 30K 166960K 212 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 26 0 0 1 0 1 1 0 8 0
rtpcb 120 116 0 111 1 0 1 1 0 8 0
rtentry 176 197 0 135 5 0 5 5 0 8 0
unpcb 144 549 0 528 5 4 1 4 0 8 0
syncache 336 7 0 7 2 2 0 1 0 8 0
tcpqe 32 4 0 4 1 1 0 1 0 8 0
tcpcb 736 364 0 356 5 1 4 4 0 8 3
arp 136 31 0 21 1 0 1 1 0 8 0
inpcb 328 1235 0 1218 11 6 5 7 0 8 3
nd6 152 40 0 26 1 0 1 1 0 8 0
pkpcb 40 4 0 4 2 2 0 1 0 8 0
kcovpl 48 12 0 4 1 0 1 1 0 8 0
ppxss 1192 28 0 28 2 1 1 1 0 8 1
pppxif 1504 3 0 3 2 2 0 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
pfrktable 1344 4 0 1 1 0 1 1 0 8 0
pfanchor 1288 2 0 0 1 0 1 1 0 8 0
pftag 88 4 0 0 1 0 1 1 0 8 0
pfstitem 24 88 0 26 1 0 1 1 0 8 0
pfstkey 128 88 0 26 2 0 2 2 0 8 0
pfstate 384 86 0 26 6 0 6 6 0 8 0
pfrule 1344 29 0 20 2 1 1 2 0 8 0
rttmr 136 2 0 2 2 2 0 1 0 8 0
art_heap8 4096 2 0 0 2 0 2 2 0 8 0
art_heap4 256 877 0 628 33 10 23 29 0 8 5
art_table 40 879 0 628 5 0 5 5 0 8 0
art_node 32 192 0 142 1 0 1 1 0 8 0
sysvmsgpl 40 19 0 13 1 0 1 1 0 8 0
semupl 112 1 0 1 1 1 0 1 0 8 0
semapl 112 95 0 85 1 0 1 1 0 8 0
shmpl 112 19 0 3 1 0 1 1 0 8 0
dirhash 1024 31 0 14 3 0 3 3 0 8 0
dino2pl 256 3399 0 1893 96 0 96 96 0 8 0
ffsino 296 3399 0 1893 118 1 117 118 0 8 0
nchpl 144 4804 0 3094 64 0 64 64 0 8 0
rtmask 32 2 0 2 2 1 1 1 0 8 1
vnodes 216 3887 0 0 216 0 216 216 0 8 0
namei 1024 16006 0 16006 3 2 1 2 0 8 1
percpumem 16 93 0 46 1 0 1 1 0 8 0
vcpupl 3968 4 0 0 1 0 1 1 0 8 0
vmpool 840 4 0 0 1 0 1 1 0 8 0
pfiaddrpl 120 1 0 0 1 0 1 1 0 8 0
kstatmem 264 102 0 78 4 1 3 3 0 8 0
scsiplug 72 4 0 4 3 2 1 1 0 8 1
scxspl 216 29992 0 29992 12 9 3 8 1 8 3
plimitpl 152 242 0 223 1 0 1 1 0 8 0
sigapl 424 1397 0 1349 8 2 6 8 0 8 0
knotepl 120 548 0 0 17 0 17 17 0 8 0
kqueuepl 224 488 0 475 6 1 5 5 0 8 3
pipepl 344 246 0 218 6 2 4 6 0 8 1
fdescpl 528 1359 0 1327 3 0 3 3 0 8 0
filepl 160 7777 0 7539 20 6 14 17 0 8 3
lockfpl 104 311 0 309 1 0 1 1 0 8 0
lockfspl 48 140 0 138 1 0 1 1 0 8 0
sessionpl 144 29 0 20 1 0 1 1 0 8 0
pgrppl 48 58 0 41 1 0 1 1 0 8 0
ucredpl 104 1205 0 1191 1 0 1 1 0 8 0
zombiepl 144 1351 0 1349 1 0 1 1 0 8 0
processpl 1232 1397 0 1349 6 2 4 6 0 8 0
procpl 664 2959 0 2897 8 2 6 8 0 8 0
sosppl 176 5 0 5 2 1 1 1 0 8 1
sockpl 752 1997 0 1954 19 11 8 14 0 8 3
mcl64k 65536 4 0 0 1 0 1 1 0 8 0
mcl16k 16384 3 0 0 1 0 1 1 0 8 0
mcl12k 12288 1 0 0 1 0 1 1 0 8 0
mcl9k 9216 2 0 0 1 0 1 1 0 8 0
mcl8k 8192 2 0 0 1 0 1 1 0 8 0
mcl4k 4096 114 0 0 15 0 15 15 0 8 0
mcl2k2 2112 1 0 0 1 0 1 1 0 8 0
mcl2k 2048 24 0 0 3 0 3 3 0 8 0
mtagpl 96 6 0 0 1 0 1 1 0 8 0
mbufpl 256 1449 0 0 90 0 90 90 0 8 0
bufpl 280 11958 0 5820 439 0 439 439 0 8 0
anonpl 32 14751 0 0 119 0 119 119 0 246 0
amapchunkpl 152 39384 0 38858 41 13 28 33 0 158 4
amappl16 200 5761 0 5620 54 38 16 38 0 8 6
amappl15 192 8 0 8 1 1 0 1 0 8 0
amappl14 184 9 0 8 1 0 1 1 0 8 0
amappl13 176 470 0 469 1 0 1 1 0 8 0
amappl12 168 1754 0 1712 3 0 3 3 0 8 0
amappl11 160 6 0 6 1 1 0 1 0 8 0
amappl10 152 47 0 33 1 0 1 1 0 8 0
amappl9 144 245 0 244 1 0 1 1 0 8 0
amappl8 136 39 0 37 1 0 1 1 0 8 0
amappl7 128 94 0 93 1 0 1 1 0 8 0
amappl6 120 329 0 316 1 0 1 1 0 8 0
amappl5 112 85 0 74 1 0 1 1 0 8 0
amappl4 104 448 0 416 1 0 1 1 0 8 0
amappl3 96 6600 0 6506 4 1 3 3 0 8 0
amappl2 88 1478 0 1403 2 0 2 2 0 8 0
amappl1 80 13906 0 13306 16 2 14 15 0 8 0
amappl 88 10632 0 10457 5 0 5 5 0 92 0
uvmvnodes 80 152 0 0 4 0 4 4 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
dma512 512 1 0 1 1 1 0 1 0 8 0
dma256 256 7 0 7 2 2 0 1 0 8 0
dma128 128 255 0 255 3 3 0 1 0 8 0
dma64 64 9 0 9 3 3 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 25 0 3 1 0 1 1 0 8 0
uaddrrnd 24 1359 0 1327 1 0 1 1 0 8 0
uaddrbest 32 2 0 0 1 0 1 1 0 8 0
uaddr 24 1359 0 1327 1 0 1 1 0 8 0
vmmpekpl 168 12756 0 12718 3 0 3 3 0 8 0
vmmpepl 168 93597 0 91504 132 24 108 116 0 357 14
vmsppl 488 1358 0 1327 6 1 5 5 0 8 0
rwobjpl 80 28126 0 26901 36 4 32 36 0 8 0
pdppl 4096 2734 0 2658 108 32 76 86 0 8 0
pvpl 32 24769 0 0 201 1 200 200 0 265 0
pmappl 256 1362 0 1327 3 0 3 3 0 8 0
extentpl 40 45 0 27 1 0 1 1 0 8 0
phpool 112 371 0 51 11 1 10 11 0 8 0
ddb{1}> machine ddbcpu 0
Stopped at x86_ipi_db+0x27: addq $0x8,%rsp
x86_ipi_db(ffffffff837d2ff0) 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(ffffffff839f1e00) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:142 [inline]
__mp_lock(ffffffff839f1e00) at __mp_lock+0x192 sys/kern/kern_lock.c:173
softintr_dispatch(0) at softintr_dispatch+0x125 sys/kern/kern_softintr.c:83
dosoftint(0) at dosoftint+0x54 sys/arch/amd64/amd64/intr.c:862
Xsoftclock() at Xsoftclock+0x27
__mp_lock(ffffffff839f1e00) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:142 [inline]
__mp_lock(ffffffff839f1e00) at __mp_lock+0x192 sys/kern/kern_lock.c:173
syscall(ffff80002a3d0980) at syscall+0xaf4 mi_syscall sys/sys/syscall_mi.h:175 [inline]
syscall(ffff80002a3d0980) at syscall+0xaf4 sys/arch/amd64/amd64/trap.c:765
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x78c665052a30, count: 5
ddb{0}> trace
x86_ipi_db(ffffffff837d2ff0) 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(ffffffff839f1e00) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:142 [inline]
__mp_lock(ffffffff839f1e00) at __mp_lock+0x192 sys/kern/kern_lock.c:173
softintr_dispatch(0) at softintr_dispatch+0x125 sys/kern/kern_softintr.c:83
dosoftint(0) at dosoftint+0x54 sys/arch/amd64/amd64/intr.c:862
Xsoftclock() at Xsoftclock+0x27
__mp_lock(ffffffff839f1e00) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:142 [inline]
__mp_lock(ffffffff839f1e00) at __mp_lock+0x192 sys/kern/kern_lock.c:173
syscall(ffff80002a3d0980) at syscall+0xaf4 mi_syscall sys/sys/syscall_mi.h:175 [inline]
syscall(ffff80002a3d0980) at syscall+0xaf4 sys/arch/amd64/amd64/trap.c:765
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x78c665052a30, 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:438
panic(ffffffff83399811) at panic+0x1e5 sys/kern/subr_prf.c:198
__assert(ffffffff833d3fe8,ffffffff833335e7,6f8,ffffffff833b40e8) at __assert+0x29 sys/kern/subr_prf.c:-1
uvm_fault_unwire_locked(fffffd806c0f9b90,200000070000,20000007e000) at uvm_fault_unwire_locked+0x444 sys/uvm/uvm_fault.c:1781
uvm_fault_wire(fffffd806c0f9b90,200000070000,200000081000,3) at uvm_fault_wire+0x12d uvm_fault_unwire sys/uvm/uvm_fault.c:1744 [inline]
uvm_fault_wire(fffffd806c0f9b90,200000070000,200000081000,3) at uvm_fault_wire+0x12d sys/uvm/uvm_fault.c:1726
uvm_vslock_device(ffff80003c4602d0,200000070040,10000,3,ffff80003c467308) at uvm_vslock_device+0x112 sys/uvm/uvm_glue.c:169
physio(ffffffff818c90f0,d02,8000,ffffffff818c9940,ffff80003c4675e8) at physio+0x257 sys/kern/kern_physio.c:139
spec_read(ffff80003c467440) at spec_read+0x14b sys/kern/spec_vnops.c:215
VOP_READ(fffffd805df9b6f8,ffff80003c4675e8,0,fffffd80097fb000) at VOP_READ+0x101 sys/kern/vfs_vops.c:227
vn_read(fffffd80668c0618,ffff80003c4675e8,1) at vn_read+0x17b sys/kern/vfs_vnops.c:369
dofilereadv(ffff80003c4602d0,6,ffff80003c4675e8,1,ffff80003c4676a0) at dofilereadv+0x25a sys/kern/sys_generic.c:252
sys_pread(ffff80003c4602d0,ffff80003c467750,ffff80003c4676a0) at sys_pread+0xae sys/kern/vfs_syscalls.c:3307
syscall(ffff80003c467750) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff80003c467750) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:765
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x3204916c410, count: 1
ddb{1}> trace
db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438
panic(ffffffff83399811) at panic+0x1e5 sys/kern/subr_prf.c:198
__assert(ffffffff833d3fe8,ffffffff833335e7,6f8,ffffffff833b40e8) at __assert+0x29 sys/kern/subr_prf.c:-1
uvm_fault_unwire_locked(fffffd806c0f9b90,200000070000,20000007e000) at uvm_fault_unwire_locked+0x444 sys/uvm/uvm_fault.c:1781
uvm_fault_wire(fffffd806c0f9b90,200000070000,200000081000,3) at uvm_fault_wire+0x12d uvm_fault_unwire sys/uvm/uvm_fault.c:1744 [inline]
uvm_fault_wire(fffffd806c0f9b90,200000070000,200000081000,3) at uvm_fault_wire+0x12d sys/uvm/uvm_fault.c:1726
uvm_vslock_device(ffff80003c4602d0,200000070040,10000,3,ffff80003c467308) at uvm_vslock_device+0x112 sys/uvm/uvm_glue.c:169
physio(ffffffff818c90f0,d02,8000,ffffffff818c9940,ffff80003c4675e8) at physio+0x257 sys/kern/kern_physio.c:139
spec_read(ffff80003c467440) at spec_read+0x14b sys/kern/spec_vnops.c:215
VOP_READ(fffffd805df9b6f8,ffff80003c4675e8,0,fffffd80097fb000) at VOP_READ+0x101 sys/kern/vfs_vops.c:227
vn_read(fffffd80668c0618,ffff80003c4675e8,1) at vn_read+0x17b sys/kern/vfs_vnops.c:369
dofilereadv(ffff80003c4602d0,6,ffff80003c4675e8,1,ffff80003c4676a0) at dofilereadv+0x25a sys/kern/sys_generic.c:252
sys_pread(ffff80003c4602d0,ffff80003c467750,ffff80003c4676a0) at sys_pread+0xae sys/kern/vfs_syscalls.c:3307
syscall(ffff80003c467750) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff80003c467750) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:765
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x3204916c410, count: -14