@&qpanic: pool_do_get: sigapl: page empty
Stopped at db_enter+0x1c: addq $0x8,%rsp
TID PID UID PRFLAGS PFLAGS CPU COMMAND
*416077 94834 0 0x8000002 0 0K syz-executor.2
170502 81081 0 0x1a000002 0x4000001 1 syz-fuzzer
db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437
panic(ffffffff82946720) at panic+0x17b sys/kern/subr_prf.c:198
pool_do_get(ffffffff82d74728,1,ffff80002f0def68) at pool_do_get+0x40f sys/kern/subr_pool.c:726
pool_get(ffffffff82d74728,1) at pool_get+0xf0 sys/kern/subr_pool.c:582
sigactsinit(ffff8000ffff2808) at sigactsinit+0x26 sys/kern/kern_sig.c:236
process_new(ffff800032184808,ffff8000ffff2808,1) at process_new+0x3af sys/kern/kern_fork.c:274
fork1(ffff80002a156d10,1,ffffffff814a22f0,0,ffff80002f0df160,0) at fork1+0x2ef sys/kern/kern_fork.c:399
syscall(ffff80002f0df210) at syscall+0x854 mi_syscall sys/sys/syscall_mi.h:180 [inline]
syscall(ffff80002f0df210) at syscall+0x854 sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x77010e36f840, count: 6
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: pool_do_get: sigapl: page empty
ddb{0}> trace
db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437
panic(ffffffff82946720) at panic+0x17b sys/kern/subr_prf.c:198
pool_do_get(ffffffff82d74728,1,ffff80002f0def68) at pool_do_get+0x40f sys/kern/subr_pool.c:726
pool_get(ffffffff82d74728,1) at pool_get+0xf0 sys/kern/subr_pool.c:582
sigactsinit(ffff8000ffff2808) at sigactsinit+0x26 sys/kern/kern_sig.c:236
process_new(ffff800032184808,ffff8000ffff2808,1) at process_new+0x3af sys/kern/kern_fork.c:274
fork1(ffff80002a156d10,1,ffffffff814a22f0,0,ffff80002f0df160,0) at fork1+0x2ef sys/kern/kern_fork.c:399
syscall(ffff80002f0df210) at syscall+0x854 mi_syscall sys/sys/syscall_mi.h:180 [inline]
syscall(ffff80002f0df210) at syscall+0x854 sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x77010e36f840, count: -9
ddb{0}> show registers
rdi 0
rsi 0x1
rbp 0xffff80002f0dedc0
rbx 0xffffffff82cc0cdf cpu_info_full_primary+0x2cdf
rdx 0
rcx 0xffff80002a156d10
rax 0xffffffff82cbfff0 cpu_info_full_primary+0x1ff0
r8 0x101010101010101
r9 0x8080808080808080
r10 0x49318bf62d1ce359
r11 0x5d35fec94a1dc2ac
r12 0xffffffff82cc0ae0 cpu_info_full_primary+0x2ae0
r13 0
r14 0
r15 0x1
rip 0xffffffff81e52b9c db_enter+0x1c
cs 0x8
rflags 0x246
rsp 0xffff80002f0dedb0
ss 0x10
db_enter+0x1c: addq $0x8,%rsp
ddb{0}> show proc
PROC (syz-executor.2) tid=416077 pid=94834 tcnt=1 stat=onproc
flags process=8000002<EXEC> proc=0
runpri=17, usrpri=78, slppri=17, nice=20
wchan=0x0, wmesg=, ps_single=0x0
forw=0xffffffffffffffff, list=0xffff80002a157750,0xffff8000321854e8
process=0xffff8000ffff2808 user=0xffff80002f0da000, vmspace=0xfffffd80694c3370
estcpu=36, cpticks=0, pctcpu=0.0, user=0, sys=0, intr=0
ddb{0}> ps
PID TID PPID UID S FLAGS WAIT COMMAND
51207 379750 26373 0 2 0x8000000 syz-executor.3
51207 147810 26373 0 2 0xc000000 syz-executor.3
28898 39712 16537 0 2 0x8000000 syz-executor.6
28898 445287 16537 0 3 0xc000080 fsleep syz-executor.6
38125 444994 77983 0 3 0x8000080 nanoslp syz-executor.0
38125 426598 77983 0 3 0xc000080 ttyopn syz-executor.0
38125 485834 77983 0 3 0xc000080 fsleep syz-executor.0
9745 521371 95321 0 2 0x8000000 syz-executor.1
9745 161781 95321 0 3 0xc000080 fsleep syz-executor.1
9745 290174 95321 0 3 0xc000080 fsleep syz-executor.1
48161 140896 16441 0 2 0x8000000 syz-executor.7
48161 254702 16441 0 3 0xc000080 kqread syz-executor.7
48161 401234 16441 0 3 0xc000080 kqread syz-executor.7
75947 136756 99009 0 2 0x8000000 syz-executor.5
75947 303578 99009 0 3 0xc000000 smrbar syz-executor.5
75947 436149 99009 0 3 0xc000080 fsleep syz-executor.5
26373 428646 81081 0 3 0x8000082 nanoslp syz-executor.3
88989 27949 0 0 3 0x14280 nfsidl nfsio
17629 263603 0 0 3 0x14280 nfsidl nfsio
11063 380010 0 0 3 0x14280 nfsidl nfsio
69962 358207 0 0 3 0x14280 nfsidl nfsio
72476 448983 0 0 3 0x14280 nfsidl nfsio
41837 113205 0 0 3 0x14280 nfsidl nfsio
47652 345698 0 0 3 0x14280 nfsidl nfsio
31037 102100 0 0 3 0x14280 nfsidl nfsio
90327 398180 0 0 3 0x14280 nfsidl nfsio
99459 304710 0 0 3 0x14280 nfsidl nfsio
57718 127178 0 0 3 0x14280 nfsidl nfsio
7258 344710 0 0 3 0x14280 nfsidl nfsio
31596 519262 0 0 3 0x14280 nfsidl nfsio
17039 303412 0 0 3 0x14280 nfsidl nfsio
43840 260905 0 0 3 0x14280 nfsidl nfsio
48410 286367 0 0 3 0x14280 nfsidl nfsio
79179 303186 0 0 3 0x14280 nfsidl nfsio
53910 419166 0 0 3 0x14280 nfsidl nfsio
29512 82980 0 0 3 0x14280 nfsidl nfsio
34258 397698 0 0 3 0x14280 nfsidl nfsio
16537 245754 81081 0 3 0x8000082 nanoslp syz-executor.6
77983 382179 81081 0 3 0x8000082 nanoslp syz-executor.0
50400 170893 1 0 3 0x18100083 ttyin getty
99009 445974 81081 0 3 0x8000082 nanoslp syz-executor.5
48686 275307 81081 0 2 0x8000002 syz-executor.4
95321 463361 81081 0 3 0x8000082 nanoslp syz-executor.1
10428 172811 0 0 3 0x14200 acct acct
*94834 416077 81081 0 7 0x8000002 syz-executor.2
16441 488866 81081 0 3 0x8000082 nanoslp syz-executor.7
71574 503762 0 0 3 0x14200 bored sosplice
81081 503138 69247 0 3 0x1a000082 thrsleep syz-fuzzer
81081 234463 69247 0 3 0x1e000082 nanoslp syz-fuzzer
81081 392741 69247 0 3 0x1e000082 wait syz-fuzzer
81081 134493 69247 0 3 0x1e000082 wait syz-fuzzer
81081 170502 69247 0 7 0x1e000003 syz-fuzzer
81081 468705 69247 0 3 0x1e000082 thrsleep syz-fuzzer
81081 441925 69247 0 3 0x1e000082 thrsleep syz-fuzzer
81081 9032 69247 0 3 0x1e000082 wait syz-fuzzer
81081 206004 69247 0 3 0x1e000082 wait syz-fuzzer
81081 324106 69247 0 3 0x1e000082 thrsleep syz-fuzzer
81081 196625 69247 0 3 0x1e000082 thrsleep syz-fuzzer
81081 172463 69247 0 2 0x1e000002 syz-fuzzer
81081 139673 69247 0 3 0x1e000082 wait syz-fuzzer
81081 300742 69247 0 3 0x1e000082 wait syz-fuzzer
81081 344943 69247 0 3 0x1e000082 wait syz-fuzzer
81081 68833 69247 0 3 0x1e000082 thrsleep syz-fuzzer
81081 73926 69247 0 3 0x1e000082 wait syz-fuzzer
69247 111574 38746 0 3 0x810008a sigsusp ksh
38746 216899 11837 0 3 0x1800009a kqread sshd
11837 103091 1 0 3 0x18000088 kqread sshd
46412 390606 95190 74 3 0x19100092 bpf pflogd
95190 472720 1 0 3 0x18000080 sbwait pflogd
29568 40080 89659 73 3 0x19100090 kqread syslogd
89659 480762 1 0 3 0x18100082 sbwait syslogd
12772 239376 1 0 3 0x18100080 kqread resolvd
57211 15645 0 0 3 0x14200 bored smr
89338 60269 0 0 2 0x14200 zerothread
764 243507 0 0 3 0x14200 aiodoned aiodoned
81946 371906 0 0 3 0x14200 syncer update
80155 39446 0 0 3 0x14200 cleaner cleaner
22676 328532 0 0 3 0x14200 reaper reaper
27483 247941 0 0 3 0x14200 pgdaemon pagedaemon
18670 374534 0 0 3 0x14200 bored viomb
88291 130848 0 0 3 0x40014200 acpi0 acpi0
54059 314671 0 0 3 0x40014200 idle1
47666 298526 0 0 3 0x14200 bored softnet3
42799 387354 0 0 3 0x14200 bored softnet2
92311 469331 0 0 3 0x14200 bored softnet1
1318 316457 0 0 2 0x14200 softnet0
59250 278122 0 0 3 0x14200 bored systqmp
43273 118620 0 0 3 0x14200 bored systq
44638 60356 0 0 3 0x14200 tmoslp softclockmp
20673 204791 0 0 3 0x40014200 tmoslp softclock
47563 89964 0 0 3 0x40014200 idle0
1 19290 0 0 3 0x8000082 wait init
0 0 -1 0 3 0x10200 scheduler swapper
ddb{0}> show all locks
CPU 0:
exclusive mutex sigapl r = 0 (0xffffffff82d74738)
#0 witness_lock+0x446 stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0 witness_lock+0x446 sys/kern/subr_witness.c:1187
#1 mtx_enter_try+0x103
#2 mtx_enter+0x4e sys/kern/kern_lock.c:266
#3 pool_get+0xc4 sys/kern/subr_pool.c:579
#4 sigactsinit+0x26 sys/kern/kern_sig.c:236
#5 process_new+0x3af sys/kern/kern_fork.c:274
#6 fork1+0x2ef sys/kern/kern_fork.c:399
#7 syscall+0x854 mi_syscall sys/sys/syscall_mi.h:180 [inline]
#7 syscall+0x854 sys/arch/amd64/amd64/trap.c:577
#8 Xsyscall+0x128
Process 51207 (syz-executor.3) thread 0xffff800032184d28 (147810)
exclusive rrwlock inode r = 0 (0xfffffd807e117918)
#0 witness_lock+0x446 stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0 witness_lock+0x446 sys/kern/subr_witness.c:1187
#1 rw_enter+0x32d sys/kern/kern_rwlock.c:309
#2 rrw_enter+0x91 sys/kern/kern_rwlock.c:464
#3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518
#4 ufs_ihashins+0x46
#5 ffs_vget+0x141 sys/ufs/ffs/ffs_vfsops.c:1230
#6 ffs_inode_alloc+0x1e4 sys/ufs/ffs/ffs_alloc.c:393
#7 ufs_makeinode+0xb0 sys/ufs/ufs/ufs_vnops.c:1733
#8 ufs_mknod+0x52 sys/ufs/ufs/ufs_vnops.c:167
#9 VOP_MKNOD+0xc3 sys/kern/vfs_vops.c:121
#10 domknodat+0x322 sys/kern/vfs_syscalls.c:1627
#11 syscall+0x854 mi_syscall sys/sys/syscall_mi.h:180 [inline]
#11 syscall+0x854 sys/arch/amd64/amd64/trap.c:577
#12 Xsyscall+0x128
exclusive rrwlock inode r = 0 (0xfffffd807e117808)
#0 witness_lock+0x446 stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0 witness_lock+0x446 sys/kern/subr_witness.c:1187
#1 rw_enter+0x32d sys/kern/kern_rwlock.c:309
#2 rrw_enter+0x91 sys/kern/kern_rwlock.c:464
#3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518
#4 vn_lock+0x85 sys/kern/vfs_vnops.c:564
#5 vfs_lookup+0xd3 sys/kern/vfs_lookup.c:418
#6 namei+0x56a sys/kern/vfs_lookup.c:250
#7 domknodat+0x95 sys/kern/vfs_syscalls.c:1579
#8 syscall+0x854 mi_syscall sys/sys/syscall_mi.h:180 [inline]
#8 syscall+0x854 sys/arch/amd64/amd64/trap.c:577
#9 Xsyscall+0x128
Process 75947 (syz-executor.5) thread 0xffff8000fffeea70 (303578)
exclusive rwlock clonelk r = 0 (0xffffffff82c92550)
#0 witness_lock+0x446 stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0 witness_lock+0x446 sys/kern/subr_witness.c:1187
#1 if_clone_destroy+0x4d sys/net/if.c:1367
#2 tun_dev_close+0x141 sys/net/if_tun.c:521
#3 spec_close+0x2d4 sys/kern/spec_vnops.c:538
#4 VOP_CLOSE+0xeb sys/kern/vfs_vops.c:156
#5 vn_close+0x76 sys/kern/vfs_vnops.c:292
#6 sys_ktrace+0xf6 sys/kern/kern_ktrace.c:552
#7 syscall+0x854 mi_syscall sys/sys/syscall_mi.h:180 [inline]
#7 syscall+0x854 sys/arch/amd64/amd64/trap.c:577
#8 Xsyscall+0x128
Process 94834 (syz-executor.2) thread 0xffff80002a156d10 (416077)
exclusive kernel_lock &kernel_lock r = 0 (0xffffffff82d63128)
#0 witness_lock+0x446 stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0 witness_lock+0x446 sys/kern/subr_witness.c:1187
#1 syscall+0x83b mi_syscall sys/sys/syscall_mi.h:180 [inline]
#1 syscall+0x83b sys/arch/amd64/amd64/trap.c:577
#2 Xsyscall+0x128
exclusive mutex sigapl r = 0 (0xffffffff82d74738)
#0 witness_lock+0x446 stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0 witness_lock+0x446 sys/kern/subr_witness.c:1187
#1 mtx_enter_try+0x103
#2 mtx_enter+0x4e sys/kern/kern_lock.c:266
#3 pool_get+0xc4 sys/kern/subr_pool.c:579
#4 sigactsinit+0x26 sys/kern/kern_sig.c:236
#5 process_new+0x3af sys/kern/kern_fork.c:274
#6 fork1+0x2ef sys/kern/kern_fork.c:399
#7 syscall+0x854 mi_syscall sys/sys/syscall_mi.h:180 [inline]
#7 syscall+0x854 sys/arch/amd64/amd64/trap.c:577
#8 Xsyscall+0x128
ddb{0}> show malloc
Type InUse MemUse HighUse Limit Requests Type Lim
devbuf 10195 6504K 6996K 166960K 13297 0
pcb 18 16K 18K 166960K 513 0
rtable 245 15K 16K 166960K 1196 0
pf 39 10K 10K 166960K 200 0
ifaddr 48 16K 16K 166960K 180 0
ifgroup 68 2K 2K 166960K 320 0
sysctl 4 1K 2K 166960K 10 0
counters 70 37K 37K 166960K 192 0
ioctlops 0 0K 4K 166960K 1813 0
iov 0 0K 18K 166960K 195 0
mount 1 1K 1K 166960K 1 0
log 0 0K 0K 166960K 4 0
vnodes 1471 92K 93K 166960K 2938 0
UFS quota 1 32K 32K 166960K 1 0
UFS mount 5 36K 36K 166960K 5 0
shm 2 1K 9K 166960K 93 0
VM map 2 1K 1K 166960K 2 0
sem 19 6K 6K 166960K 74 0
dirhash 12 2K 2K 166960K 99 0
ACPI 1697 195K 286K 166960K 12548 0
file desc 17 61K 89K 166960K 2761 0
sigio 0 0K 0K 166960K 134 0
proc 64 67K 140K 166960K 1272 0
subproc 104 6K 8K 166960K 377 0
NFS srvsock 1 0K 0K 166960K 1 0
NFS daemon 1 16K 16K 166960K 1 0
ip_moptions 0 0K 0K 166960K 356 0
in_multi 88 6K 7K 166960K 402 0
ether_multi 1 0K 0K 166960K 19 0
mrt 0 0K 0K 166960K 9 0
ISOFS mount 1 32K 32K 166960K 1 0
MSDOSFS mount 1 16K 16K 166960K 1 0
ttys 97 440K 440K 166960K 97 0
exec 0 0K 1K 166960K 943 0
pfkey data 0 0K 0K 166960K 12 0
tdb 3 0K 0K 166960K 3 0
VM swap 8 62K 64K 166960K 10 0
UVM amap 272 79K 105K 166960K 26267 0
UVM aobj 10 4K 4K 166960K 13 0
pinsyscall 35 70K 108K 166960K 4460 0
memdesc 1 4K 4K 166960K 1 0
crypto data 1 1K 1K 166960K 1 0
ip6_options 0 0K 1K 166960K 188 0
NDP 15 0K 1K 166960K 131 0
temp 77 6820K 7316K 166960K 93114 0
kqueue 8 14K 28K 166960K 413 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 24 0 0 1 0 1 1 0 8 0
rtpcb 120 383 0 381 3 2 1 3 0 8 0
rtentry 112 387 0 277 4 0 4 4 0 8 0
unpcb 144 2126 0 2117 13 12 1 4 0 8 0
syncache 336 4 0 4 1 1 0 1 0 8 0
tcpqe 32 24 0 24 1 1 0 1 0 8 0
tcpcb 808 655 0 650 9 8 1 2 0 8 0
arp 120 69 0 50 1 0 1 1 0 8 0
inpcb 384 2872 0 2863 38 36 2 15 0 8 0
nd6 136 99 0 75 1 0 1 1 0 8 0
pkpcb 40 30 0 30 10 10 0 1 0 8 0
kcovpl 48 29 0 21 1 0 1 1 0 8 0
ppxss 1168 10 0 10 6 6 0 1 0 8 0
pffrag 232 20 0 16 2 1 1 1 0 482 0
pffrnode 88 19 0 15 2 1 1 1 0 8 0
pffrent 40 30 0 26 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
pfstitem 24 231 0 190 1 0 1 1 0 8 0
pfstkey 128 231 0 190 2 0 2 2 0 8 0
pfstate 376 231 0 190 6 1 5 6 0 8 0
pfrule 1344 21 0 16 2 1 1 2 0 8 0
art_heap8 4096 1 0 0 1 0 1 1 0 8 0
art_heap4 256 1449 0 1020 36 9 27 29 0 8 0
art_table 32 1450 0 1020 4 0 4 4 0 8 0
art_node 16 381 0 287 1 0 1 1 0 8 0
sysvmsgpl 40 13 0 7 2 1 1 1 0 8 0
semupl 112 3 0 3 1 1 0 1 0 8 0
semapl 112 70 0 53 1 0 1 1 0 8 0
shmpl 112 10 0 3 1 0 1 1 0 8 0
dirhash 1024 75 0 58 3 0 3 3 0 8 0
dino2pl 256 5854 0 4316 98 1 97 97 0 8 0
ffsino 272 5854 0 4316 103 0 103 103 0 8 0
nchpl 144 10019 0 8279 67 0 67 67 0 8 0
uvmvnodes 80 6889 0 0 141 0 141 141 0 8 0
vnodes 216 6889 0 0 383 0 383 383 0 8 0
namei 1024 34733 0 34732 7 6 1 2 0 8 0
percpumem 16 110 0 61 1 0 1 1 0 8 0
vcpupl 3904 10 0 3 2 0 2 2 0 8 0
vmpool 696 27 0 20 3 2 1 2 0 8 0
kstatmem 264 152 0 122 6 3 3 3 0 8 0
scsiplug 72 15 0 15 9 9 0 1 0 8 0
scxspl 216 53341 0 53341 16 15 1 8 1 8 1
plimitpl 152 347 0 332 1 0 1 1 0 8 0
sigapl 424 3083 0 3017 12 3 9 9 0 8 0
sigapl: pool(0xffffffff82d74728:sigapl): page inconsistency: page 0x0; at page head addr 0xfffffd80659cdf90 (p 0xfffffd80659cd000)
futexpl 64 40304 0 40299 4 3 1 1 0 8 0
knotepl 120 740 0 0 18 0 18 18 0 8 0
kqueuepl 216 803 0 796 4 3 1 3 0 8 0
pipepl 320 599 0 571 6 3 3 6 0 8 0
fdescpl 496 3022 0 2995 6 1 5 5 0 8 0
filepl 152 19293 0 19056 31 18 13 15 0 8 0
lockfpl 104 654 0 653 1 0 1 1 0 8 0
lockfspl 48 271 0 270 1 0 1 1 0 8 0
sessionpl 144 45 0 29 1 0 1 1 0 8 0
pgrppl 48 226 0 210 1 0 1 1 0 8 0
ucredpl 104 3032 0 3015 1 0 1 1 0 8 0
zombiepl 144 3017 0 3017 1 0 1 1 0 8 1
processpl 1136 3084 0 3017 6 0 6 6 0 8 0
procpl 656 6212 0 6119 12 3 9 9 0 8 0
srpgc 96 27 0 27 6 6 0 1 0 8 0
sosppl 168 33 0 33 11 10 1 1 0 8 1
sockpl 664 5434 0 5414 38 35 3 14 0 8 0
mcl64k 65536 1 0 0 1 0 1 1 0 8 0
mcl8k 8192 7 0 0 1 0 1 1 0 8 0
mcl4k 4096 6 0 0 1 0 1 1 0 8 0
mcl2k2 2112 1 0 0 1 0 1 1 0 8 0
mcl2k 2048 445 0 0 46 1 45 46 0 8 0
mtagpl 96 18 0 0 1 0 1 1 0 8 0
mbufpl 256 1211 0 0 61 0 61 61 0 8 0
bufpl 280 12204 0 4678 538 0 538 538 0 8 0
anonpl 24 517035 0 511216 115 50 65 78 0 186 0
amapchunkpl 152 86158 0 85467 73 36 37 43 0 158 6
amappl16 200 12590 0 12459 63 50 13 20 0 8 2
amappl15 192 13 0 13 2 2 0 1 0 8 0
amappl14 184 221 0 212 2 1 1 2 0 8 0
amappl13 176 51 0 51 1 1 0 1 0 8 0
amappl12 168 3999 0 3971 3 1 2 2 0 8 0
amappl11 160 62 0 54 1 0 1 1 0 8 0
amappl10 152 64 0 56 1 0 1 1 0 8 0
amappl9 144 303 0 303 3 3 0 1 0 8 0
amappl8 136 246 0 207 2 0 2 2 0 8 0
amappl7 128 60 0 45 1 0 1 1 0 8 0
amappl6 120 653 0 634 2 1 1 2 0 8 0
amappl5 112 249 0 237 1 0 1 1 0 8 0
amappl4 104 767 0 730 3 1 2 3 0 8 0
amappl3 96 15888 0 15804 3 0 3 3 0 8 0
amappl2 88 3461 0 3402 4 2 2 4 0 8 0
amappl1 80 19083 0 18624 25 13 12 23 0 8 0
amappl 88 25392 0 25200 7 1 6 6 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 3 1 0 1 1 0 8 0
uaddrrnd 24 3050 0 3017 1 0 1 1 0 8 0
uaddrbest 32 2 0 0 1 0 1 1 0 8 0
uaddr 24 3050 0 3017 1 0 1 1 0 8 0
vmmpekpl 168 25281 0 25224 4 0 4 4 0 8 0
vmmpepl 168 200332 0 198554 183 80 103 118 0 357 10
vmsppl 440 3049 0 3017 7 2 5 5 0 8 0
rwobjpl 56 59743 0 51807 121 7 114 116 0 8 0
pdppl 4096 6107 0 6041 263 193 70 85 0 8 4
pvpl 32 45416 0 0 370 3 367 367 0 265 0
pmappl 248 3049 0 3017 5 2 3 3 0 8 0
extentpl 40 56 0 38 1 0 1 1 0 8 0
phpool 112 640 0 227 13 0 13 13 0 8 0
ddb{0}> machine ddbcpu 0
Invalid cpu 0
ddb{0}> trace
db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437
panic(ffffffff82946720) at panic+0x17b sys/kern/subr_prf.c:198
pool_do_get(ffffffff82d74728,1,ffff80002f0def68) at pool_do_get+0x40f sys/kern/subr_pool.c:726
pool_get(ffffffff82d74728,1) at pool_get+0xf0 sys/kern/subr_pool.c:582
sigactsinit(ffff8000ffff2808) at sigactsinit+0x26 sys/kern/kern_sig.c:236
process_new(ffff800032184808,ffff8000ffff2808,1) at process_new+0x3af sys/kern/kern_fork.c:274
fork1(ffff80002a156d10,1,ffffffff814a22f0,0,ffff80002f0df160,0) at fork1+0x2ef sys/kern/kern_fork.c:399
syscall(ffff80002f0df210) at syscall+0x854 mi_syscall sys/sys/syscall_mi.h:180 [inline]
syscall(ffff80002f0df210) at syscall+0x854 sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x77010e36f840, count: -9
ddb{0}> machine ddbcpu 1
Stopped at x86_ipi_db+0x1e: addq $0x8,%rsp
x86_ipi_db(ffff800029cebff0) at x86_ipi_db+0x1e sys/arch/amd64/amd64/db_interface.c:393
x86_ipi_handler() at x86_ipi_handler+0xb7 sys/arch/amd64/amd64/ipi.c:106
Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27
__mp_lock(ffffffff82d62f20) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline]
__mp_lock(ffffffff82d62f20) at __mp_lock+0x122 sys/kern/kern_lock.c:147
ktrstruct(ffff8000ffff7730,ffffffff8287089d,ffff80002a205dc8,10) at ktrstruct+0xd9 sys/kern/kern_ktrace.c:307
sys_kevent(ffff8000ffff7730,ffff80002a205f50,ffff80002a205ea0) at sys_kevent+0x14a sys/kern/kern_event.c:1001
syscall(ffff80002a205f50) at syscall+0x8cf mi_syscall sys/sys/syscall_mi.h:180 [inline]
syscall(ffff80002a205f50) at syscall+0x8cf sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x2c33a1c30, count: 7
ddb{1}> trace
x86_ipi_db(ffff800029cebff0) at x86_ipi_db+0x1e sys/arch/amd64/amd64/db_interface.c:393
x86_ipi_handler() at x86_ipi_handler+0xb7 sys/arch/amd64/amd64/ipi.c:106
Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27
__mp_lock(ffffffff82d62f20) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline]
__mp_lock(ffffffff82d62f20) at __mp_lock+0x122 sys/kern/kern_lock.c:147
ktrstruct(ffff8000ffff7730,ffffffff8287089d,ffff80002a205dc8,10) at ktrstruct+0xd9 sys/kern/kern_ktrace.c:307
sys_kevent(ffff8000ffff7730,ffff80002a205f50,ffff80002a205ea0) at sys_kevent+0x14a sys/kern/kern_event.c:1001
syscall(ffff80002a205f50) at syscall+0x8cf mi_syscall sys/sys/syscall_mi.h:180 [inline]
syscall(ffff80002a205f50) at syscall+0x8cf sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x2c33a1c30, count: -8