panic: acpquainriic:n g bl o ck a b le s l e e p l o c k w i t h s p in l o c k o r c ri t i ca l s
syzbot
syzbot found the following issue on:
HEAD commit: 6be6ed882de0 Reduce dmesg spam by nor printing the "Apple"..
git tree: openbsd
console output: https://syzkaller.appspot.com/x/log.txt?x=10c0fef9700000
kernel config: https://syzkaller.appspot.com/x/.config?x=bf87b6915a88cd0d
dashboard link: https://syzkaller.appspot.com/bug?extid=4cb15076052e56b0dc7b
Unfortunately, I don't have any reproducer for this issue yet.
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+4cb150...@syzkaller.appspotmail.com
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seStopped at db_enter+0x18: addq $0x8,%rsp
TID PID UID PRFLAGS PFLAGS CPU COMMAND
*504233 55924 0 0 0x4000000 0 syz-executor.0
48725 55996 0 0x14000 0x200 1 reaper
db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:440
panic(ffffffff825a0385) at panic+0x177 sys/kern/subr_prf.c:202
witness_checkorder(ffffffff82b7e900,9,0) at witness_checkorder+0x116d sys/kern/subr_witness.c:833
__mp_lock(ffffffff82b7e6f8) at __mp_lock+0xa1 read_rflags machine/cpufunc.h:195 [inline]
__mp_lock(ffffffff82b7e6f8) at __mp_lock+0xa1 intr_disable machine/cpufunc.h:216 [inline]
__mp_lock(ffffffff82b7e6f8) at __mp_lock+0xa1 sys/kern/kern_lock.c:142
selwakeup(fffffd8068788180) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline]
selwakeup(fffffd8068788180) at selwakeup+0x16 sys/kern/sys_generic.c:885
sorwakeup(fffffd8068788068) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699
rip6_input(ffff80002aefa708,ffff80002aefa714,85,18) at rip6_input+0x692 sys/netinet6/raw_ip6.c:224
ip_deliver(ffff80002aefa708,ffff80002aefa714,85,18) at ip_deliver+0x322 sys/netinet/ip_input.c:657
ip6_input_if(ffff80002aefa708,ffff80002aefa714,29,0,ffff80000019f2a8) at ip6_input_if+0x920
ipv6_input(ffff80000019f2a8,fffffd80740c3e00) at ipv6_input+0x48 sys/netinet6/ip6_input.c:169
if_input_local(ffff80000019f2a8,fffffd80740c3e00,18) at if_input_local+0x136 sys/net/if.c:778
ip6_output(fffffd8063243300,ffff800000bf2300,fffffd80688fcb88,0,0,fffffd80688fcb10) at ip6_output+0xf57
rip6_output(fffffd8063243300,fffffd8068788248,ffff80002aefaa70,0) at rip6_output+0x4ad sys/netinet6/raw_ip6.c:490
rip6_usrreq(fffffd8068788248,9,fffffd8063243300,0,0,ffff8000211bc548) at rip6_usrreq+0x5d3 sys/netinet6/raw_ip6.c:679
end trace frame: 0xffff80002aefabf0, 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{0}>
ddb{0}> set $lines = 0
ddb{0}> set $maxwidth = 0
ddb{0}> show panic
*cpu0: acquiring blockable sleep lock with spinlock or critical section held (kernel_lock) &kernel_lock
cpu1: kernel diagnostic assertion "!_kernel_lock_held()" failed: file "/syzkaller/managers/multicore/kernel/sys/uvm/uvm_map.c", line 2734
ddb{0}> trace
db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:440
panic(ffffffff825a0385) at panic+0x177 sys/kern/subr_prf.c:202
witness_checkorder(ffffffff82b7e900,9,0) at witness_checkorder+0x116d sys/kern/subr_witness.c:833
__mp_lock(ffffffff82b7e6f8) at __mp_lock+0xa1 read_rflags machine/cpufunc.h:195 [inline]
__mp_lock(ffffffff82b7e6f8) at __mp_lock+0xa1 intr_disable machine/cpufunc.h:216 [inline]
__mp_lock(ffffffff82b7e6f8) at __mp_lock+0xa1 sys/kern/kern_lock.c:142
selwakeup(fffffd8068788180) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline]
selwakeup(fffffd8068788180) at selwakeup+0x16 sys/kern/sys_generic.c:885
sorwakeup(fffffd8068788068) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699
rip6_input(ffff80002aefa708,ffff80002aefa714,85,18) at rip6_input+0x692 sys/netinet6/raw_ip6.c:224
ip_deliver(ffff80002aefa708,ffff80002aefa714,85,18) at ip_deliver+0x322 sys/netinet/ip_input.c:657
ip6_input_if(ffff80002aefa708,ffff80002aefa714,29,0,ffff80000019f2a8) at ip6_input_if+0x920
ipv6_input(ffff80000019f2a8,fffffd80740c3e00) at ipv6_input+0x48 sys/netinet6/ip6_input.c:169
if_input_local(ffff80000019f2a8,fffffd80740c3e00,18) at if_input_local+0x136 sys/net/if.c:778
ip6_output(fffffd8063243300,ffff800000bf2300,fffffd80688fcb88,0,0,fffffd80688fcb10) at ip6_output+0xf57
rip6_output(fffffd8063243300,fffffd8068788248,ffff80002aefaa70,0) at rip6_output+0x4ad sys/netinet6/raw_ip6.c:490
rip6_usrreq(fffffd8068788248,9,fffffd8063243300,0,0,ffff8000211bc548) at rip6_usrreq+0x5d3 sys/netinet6/raw_ip6.c:679
sosend(fffffd8068788248,0,ffff80002aefaca8,0,0,0) at sosend+0x632 sys/kern/uipc_socket.c:582
dofilewritev(ffff8000211bc548,4,ffff80002aefaca8,0,ffff80002aefada0) at dofilewritev+0x19c sys/kern/sys_generic.c:381
sys_write(ffff8000211bc548,ffff80002aefad48,ffff80002aefada0) at sys_write+0x83 sys/kern/sys_generic.c:301
syscall(ffff80002aefae10) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline]
syscall(ffff80002aefae10) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0xc60d9b98ef0, count: -19
ddb{0}> show registers
rdi 0
rsi 0x1
rbp 0xffff80002aefa220
rbx 0xffffffff82949bff cpu_info_full_primary+0x2bff
rdx 0
rcx 0
rax 0xffff8000211bc548
r8 0x101010101010101
r9 0x8080808080808080
r10 0xad4b1d67b7545d96
r11 0xd5f716fcde8e23b4
r12 0xffffffff82949a00 cpu_info_full_primary+0x2a00
r13 0
r14 0
r15 0x1
rip 0xffffffff81828e88 db_enter+0x18
cs 0x8
rflags 0x246
rsp 0xffff80002aefa210
ss 0x10
db_enter+0x18: addq $0x8,%rsp
ddb{0}> show proc
PROC (syz-executor.0) pid=504233 stat=onproc
flags process=0 proc=4000000<THREAD>
pri=32, usrpri=86, nice=20
forw=0xffffffffffffffff, list=0xffff8000211bd268,0xffff8000211bcd38
process=0xffff8000211a3a40 user=0xffff80002aef5000, vmspace=0xfffffd807a587198
estcpu=36, cpticks=1, pctcpu=0.0
user=0, sys=1, intr=0
ddb{0}> ps
PID TID PPID UID S FLAGS WAIT COMMAND
925 364604 72023 0 2 0 syz-executor.4
925 268194 72023 0 2 0x4000080 syz-executor.4
55924 394510 54389 0 2 0 syz-executor.0
*55924 504233 54389 0 7 0x4000000 syz-executor.0
4282 65597 25953 0 2 0 syz-executor.3
4282 497508 25953 0 3 0x4000080 fsleep syz-executor.3
4282 12909 25953 0 3 0x4000080 netio syz-executor.3
59090 102852 15547 0 2 0x4081000 syz-executor.1
59090 197807 15547 0 3 0x4003000 suspend syz-executor.1
72023 92695 18194 0 3 0x82 nanoslp syz-executor.4
4517 68074 0 0 3 0x14200 bored sosplice
81752 435283 0 0 3 0x14280 nfsidl nfsio
304 454414 0 0 3 0x14280 nfsidl nfsio
53730 292428 0 0 3 0x14280 nfsidl nfsio
75772 519575 0 0 3 0x14280 nfsidl nfsio
54257 378393 0 0 3 0x14280 nfsidl nfsio
80482 185983 0 0 3 0x14280 nfsidl nfsio
33802 214943 0 0 3 0x14280 nfsidl nfsio
93956 451548 0 0 3 0x14280 nfsidl nfsio
91642 373088 0 0 3 0x14280 nfsidl nfsio
97153 495184 0 0 3 0x14280 nfsidl nfsio
19937 497631 0 0 3 0x14280 nfsidl nfsio
94257 89074 0 0 3 0x14280 nfsidl nfsio
24991 220624 0 0 3 0x14280 nfsidl nfsio
89849 462292 0 0 3 0x14280 nfsidl nfsio
93453 353123 0 0 3 0x14280 nfsidl nfsio
15622 146781 0 0 3 0x14280 nfsidl nfsio
57184 454664 0 0 3 0x14280 nfsidl nfsio
62948 460032 0 0 3 0x14280 nfsidl nfsio
1846 101942 0 0 3 0x14280 nfsidl nfsio
54601 409058 0 0 3 0x14280 nfsidl nfsio
50898 518753 18194 0 3 0x82 nanoslp syz-executor.6
50484 53346 18194 0 3 0x82 nanoslp syz-executor.7
25953 268890 18194 0 3 0x82 nanoslp syz-executor.3
98428 234217 18194 0 3 0x82 nanoslp syz-executor.2
15547 253376 18194 0 3 0x82 nanoslp syz-executor.1
54389 13709 18194 0 3 0x82 nanoslp syz-executor.0
18194 177895 57548 0 3 0x82 thrsleep syz-fuzzer
18194 433951 57548 0 3 0x4000082 thrsleep syz-fuzzer
18194 363266 57548 0 3 0x4000082 thrsleep syz-fuzzer
18194 99176 57548 0 3 0x4000082 kqread syz-fuzzer
18194 347708 57548 0 3 0x4000082 thrsleep syz-fuzzer
18194 502091 57548 0 3 0x4000082 thrsleep syz-fuzzer
18194 35654 57548 0 3 0x4000082 thrsleep syz-fuzzer
18194 423995 57548 0 3 0x4000082 thrsleep syz-fuzzer
18194 184430 57548 0 3 0x4000082 thrsleep syz-fuzzer
57548 304757 68258 0 3 0x10008a sigsusp ksh
68258 456881 45280 0 3 0x9a kqread sshd
54328 299101 1 0 3 0x100083 ttyin getty
45280 166480 1 0 3 0x88 kqread sshd
28692 234601 86340 74 3 0x1100092 bpf pflogd
86340 200434 1 0 3 0x80 netio pflogd
7887 381532 58010 73 3 0x1100090 kqread syslogd
58010 475966 1 0 3 0x100082 netio syslogd
54688 266269 1 0 3 0x100080 kqread resolvd
32603 9513 20071 77 3 0x100092 kqread dhcpleased
73851 285233 20071 77 3 0x100092 kqread dhcpleased
20071 443940 1 0 3 0x80 kqread dhcpleased
53323 102923 0 0 3 0x14200 bored smr
78350 287018 0 0 2 0x14200 zerothread
33481 466846 0 0 3 0x14200 aiodoned aiodoned
7361 310705 0 0 3 0x14200 syncer update
61189 509231 0 0 3 0x14200 cleaner cleaner
55996 48725 0 0 7 0x14200 reaper
67501 336871 0 0 3 0x14200 pgdaemon pagedaemon
73824 187522 0 0 3 0x14200 bored viomb
93275 452279 0 0 3 0x40014200 acpi0 acpi0
44372 250016 0 0 3 0x40014200 idle1
25218 98438 0 0 3 0x14200 bored softnet
35325 451049 0 0 3 0x14200 bored systqmp
52146 77389 0 0 3 0x14200 bored systq
89088 479271 0 0 3 0x40014200 bored softclock
45959 278044 0 0 3 0x40014200 idle0
1 119334 0 0 3 0x82 wait init
0 0 -1 0 3 0x10200 scheduler swapper
ddb{0}> show all locks
CPU 0:
exclusive mutex &table->inpt_mtx r = 0 (0xffffffff82b7fb80)
#0 witness_lock+0x44d
#1 mtx_enter_try+0x100
#2 mtx_enter+0x4b sys/kern/kern_lock.c:266
#3 rip6_input+0x1cf
#4 ip_deliver+0x322 sys/netinet/ip_input.c:657
#5 ip6_input_if+0x920
#6 ipv6_input+0x48 sys/netinet6/ip6_input.c:169
#7 if_input_local+0x136 sys/net/if.c:778
#8 ip6_output+0xf57
#9 rip6_output+0x4ad sys/netinet6/raw_ip6.c:490
#10 rip6_usrreq+0x5d3 sys/netinet6/raw_ip6.c:679
#11 sosend+0x632 sys/kern/uipc_socket.c:582
#12 dofilewritev+0x19c sys/kern/sys_generic.c:381
#13 sys_write+0x83 sys/kern/sys_generic.c:301
#14 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline]
#14 syscall+0x489 sys/arch/amd64/amd64/trap.c:585
#15 Xsyscall+0x128
Process 55924 (syz-executor.0) thread 0xffff8000211bc548 (504233)
exclusive rwlock netlock r = 0 (0xffffffff82980490)
#0 witness_lock+0x44d
#1 solock+0x86 sys/kern/uipc_socket2.c:295
#2 sosend+0x517 sys/kern/uipc_socket.c:570
#3 dofilewritev+0x19c sys/kern/sys_generic.c:381
#4 sys_write+0x83 sys/kern/sys_generic.c:301
#5 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline]
#5 syscall+0x489 sys/arch/amd64/amd64/trap.c:585
#6 Xsyscall+0x128
exclusive mutex &table->inpt_mtx r = 0 (0xffffffff82b7fb80)
#0 witness_lock+0x44d
#1 mtx_enter_try+0x100
#2 mtx_enter+0x4b sys/kern/kern_lock.c:266
#3 rip6_input+0x1cf
#4 ip_deliver+0x322 sys/netinet/ip_input.c:657
#5 ip6_input_if+0x920
#6 ipv6_input+0x48 sys/netinet6/ip6_input.c:169
#7 if_input_local+0x136 sys/net/if.c:778
#8 ip6_output+0xf57
#9 rip6_output+0x4ad sys/netinet6/raw_ip6.c:490
#10 rip6_usrreq+0x5d3 sys/netinet6/raw_ip6.c:679
#11 sosend+0x632 sys/kern/uipc_socket.c:582
#12 dofilewritev+0x19c sys/kern/sys_generic.c:381
#13 sys_write+0x83 sys/kern/sys_generic.c:301
#14 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline]
#14 syscall+0x489 sys/arch/amd64/amd64/trap.c:585
#15 Xsyscall+0x128
Process 55996 (reaper) thread 0xffff8000210f8d20 (48725)
exclusive uvm_fault(0xfffffd807a587198, 0x100020000, 0, 1) -> e
kernel: page fault trap, code=0
Faulted in DDB; continuing...
ddb{0}> show malloc
Type InUse MemUse HighUse Limit Requests Type Lim
devbuf 10180 6478K 6870K 78643K 14055 0
pcb 16 12K 14K 78643K 542 0
rtable 173 6K 9K 78643K 688 0
ifaddr 71 15K 19K 78643K 418 0
counters 52 35K 36K 78643K 120 0
ioctlops 0 0K 4K 78643K 1718 0
iov 0 0K 16K 78643K 260 0
mount 1 1K 1K 78643K 1 0
log 0 0K 0K 78643K 5 0
vnodes 1342 84K 84K 78643K 2151 0
UFS quota 1 32K 32K 78643K 1 0
UFS mount 5 36K 36K 78643K 5 0
shm 2 1K 5K 78643K 29 0
VM map 2 1K 1K 78643K 2 0
sem 12 0K 1K 78643K 67 0
dirhash 12 2K 2K 78643K 12 0
ACPI 1697 195K 286K 78643K 12548 0
file desc 13 45K 97K 78643K 2513 0
sigio 0 0K 0K 78643K 1 0
proc 70 87K 124K 78643K 662 0
subproc 91 5K 6K 78643K 130 0
NFS srvsock 1 0K 0K 78643K 1 0
NFS daemon 1 16K 16K 78643K 1 0
ip_moptions 1 0K 0K 78643K 62 0
in_multi 66 4K 6K 78643K 161 0
ether_multi 2 0K 0K 78643K 17 0
mrt 0 0K 0K 78643K 12 0
ISOFS mount 1 32K 32K 78643K 1 0
MSDOSFS mount 1 16K 16K 78643K 1 0
ttys 85 387K 387K 78643K 85 0
exec 0 0K 2K 78643K 1035 0
tdb 3 0K 0K 78643K 3 0
pagedep 1 8K 8K 78643K 1 0
inodedep 1 32K 32K 78643K 1 0
newblk 1 0K 0K 78643K 1 0
VM swap 7 26K 26K 78643K 7 0
UVM amap 363 176K 194K 78643K 34348 0
UVM aobj 131 4K 4K 78643K 137 0
memdesc 1 4K 4K 78643K 1 0
crypto data 1 1K 1K 78643K 1 0
ip6_options 2 0K 0K 78643K 53 0
NDP 10 0K 2K 78643K 66 0
temp 121 4716K 4782K 78643K 13958 0
kqueue 12 18K 22K 78643K 119 0
SYN cache 2 16K 16K 78643K 2 0
ddb{0}> show all pools
Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle
plcache 128 22 0 0 1 0 1 1 0 8 0
rtpcb 120 244 0 241 5 2 3 3 0 8 2
rtentry 112 146 0 72 4 0 4 4 0 8 0
unpcb 136 1837 0 1820 17 14 3 6 0 8 2
syncache 296 9 0 9 3 2 1 1 0 8 1
tcpqe 32 14 0 14 3 2 1 1 0 8 1
tcpcb 736 672 0 663 20 15 5 10 0 8 2
arp 120 23 0 9 1 0 1 1 0 8 0
inpcb 312 1910 0 1896 36 27 9 11 0 8 7
nd6 48 34 0 17 1 0 1 1 0 8 0
pkpcb 40 72 0 72 1 1 0 1 0 8 0
kcovpl 48 10 0 3 1 0 1 1 0 8 0
ppxss 1248 11 0 11 3 3 0 1 0 8 0
pffrag 232 10 0 6 1 0 1 1 0 482 0
pffrnode 88 10 0 6 1 0 1 1 0 8 0
pffrent 40 18 0 14 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 86 0 83 1 0 1 1 0 8 0
pftag 88 3 0 0 1 0 1 1 0 8 0
pfstitem 24 24 0 19 1 0 1 1 0 8 0
pfstkey 112 28 0 23 1 0 1 1 0 8 0
pfstate 320 26 0 21 2 0 2 2 0 8 0
pfrule 1360 164 0 146 3 1 2 2 0 8 0
art_heap8 4096 1 0 0 1 0 1 1 0 8 0
art_heap4 256 622 0 321 31 7 24 29 0 8 1
art_table 32 623 0 321 4 0 4 4 0 8 0
art_node 16 145 0 80 1 0 1 1 0 8 0
sysvmsgpl 40 43 0 8 1 0 1 1 0 8 0
semupl 112 1 0 1 1 1 0 1 0 8 0
semapl 112 63 0 53 1 0 1 1 0 8 0
shmpl 112 134 0 6 4 0 4 4 0 8 0
dirhash 1024 17 0 0 3 0 3 3 0 8 0
dino2pl 256 5086 0 3657 91 0 91 91 0 8 0
ffsino 272 5086 0 3657 97 0 97 97 0 8 0
nchpl 144 8573 0 6945 63 0 63 63 0 8 0
uvmvnodes 80 5759 0 0 118 0 118 118 0 8 0
vnodes 224 5759 0 0 339 0 339 339 0 8 0
namei 1024 28053 0 28053 4 3 1 2 0 8 1
percpumem 16 72 0 34 1 0 1 1 0 8 0
vcpupl 2048 8 0 0 1 0 1 1 0 8 0
vmpool 560 12 0 4 1 0 1 1 0 8 0
pfiaddrpl 120 6 0 3 1 0 1 1 0 8 0
scsiplug 72 2 0 2 1 1 0 1 0 8 0
scxspl 216 24317 0 24317 13 12 1 8 0 8 1
plimitpl 152 211 0 197 1 0 1 1 0 8 0
sigapl 424 2835 0 2771 9 1 8 8 0 8 0
futexpl 64 19984 0 19983 1 0 1 1 0 8 0
knotepl 120 246 0 0 7 0 7 7 0 8 0
kqueuepl 216 289 0 281 3 2 1 3 0 8 0
pipepl 336 571 0 545 21 13 8 8 0 8 5
fdescpl 496 2800 0 2774 6 2 4 5 0 8 0
filepl 152 16451 0 16223 27 10 17 17 0 8 7
lockfpl 104 640 0 638 1 0 1 1 0 8 0
lockfspl 48 140 0 138 1 0 1 1 0 8 0
sessionpl 144 26 0 10 1 0 1 1 0 8 0
pgrppl 48 30 0 14 1 0 1 1 0 8 0
ucredpl 96 1561 0 1548 1 0 1 1 0 8 0
zombiepl 144 2775 0 2771 1 0 1 1 0 8 0
processpl 1064 2835 0 2771 5 0 5 5 0 8 0
procpl 672 7441 0 7362 10 2 8 9 0 8 0
srpgc 96 8 0 8 4 3 1 1 0 8 1
sosppl 168 11 0 11 4 3 1 1 0 8 1
sockpl 480 4068 0 4034 73 61 12 21 0 8 7
mcl64k 65536 18 0 0 3 1 2 3 0 8 0
mcl16k 16384 17 0 0 3 0 3 3 0 8 0
mcl12k 12288 17 0 0 2 0 2 2 0 8 0
mcl9k 9216 14 0 0 1 0 1 1 0 8 0
mcl8k 8192 24 0 0 3 1 2 3 0 8 0
mcl4k 4096 18 0 0 3 0 3 3 0 8 0
mcl2k2 2112 10 0 0 1 0 1 1 0 8 0
mcl2k 2048 205 0 0 21 0 21 21 0 8 0
mtagpl 96 171 0 0 5 0 5 5 0 8 0
mbufpl 256 2751 0 0 170 0 170 170 0 8 0
bufpl 288 7338 0 1003 453 0 453 453 0 8 0
anonpl 24 786384 0 769859 148 20 128 141 0 186 0
amapchunkpl 152 81298 0 80399 49 8 41 44 0 158 2
amappl16 200 8932 0 8374 46 16 30 40 0 8 0
amappl15 192 229 0 224 1 0 1 1 0 8 0
amappl14 184 464 0 459 1 0 1 1 0 8 0
amappl13 176 95 0 93 1 0 1 1 0 8 0
amappl12 168 317 0 313 1 0 1 1 0 8 0
amappl11 160 330 0 312 1 0 1 1 0 8 0
amappl10 152 966 0 954 1 0 1 1 0 8 0
amappl9 144 478 0 475 1 0 1 1 0 8 0
amappl8 136 984 0 919 3 0 3 3 0 8 0
amappl7 128 444 0 429 1 0 1 1 0 8 0
amappl6 120 217 0 196 2 1 1 2 0 8 0
amappl5 112 3650 0 3630 1 0 1 1 0 8 0
amappl4 104 1245 0 1218 1 0 1 1 0 8 0
amappl3 96 637 0 625 1 0 1 1 0 8 0
amappl2 88 753 0 711 3 1 2 3 0 8 0
amappl1 80 52778 0 52210 19 5 14 19 0 8 0
amappl 88 33343 0 33067 8 0 8 8 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 72 136 0 6 3 0 3 3 0 8 0
uaddrrnd 24 2812 0 2777 1 0 1 1 0 8 0
uaddrbest 32 2 0 0 1 0 1 1 0 8 0
uaddr 24 2812 0 2777 1 0 1 1 0 8 0
vmmpekpl 168 24677 0 24631 3 0 3 3 0 8 0
vmmpepl 168 259390 0 256924 149 28 121 130 0 357 6
vmsppl 368 2811 0 2777 6 2 4 4 0 8 0
rwobjpl 56 70007 0 62558 107 1 106 106 0 8 0
pdppl 4096 5631 0 5562 187 112 75 85 0 8 6
pvpl 32 1372352 0 1351661 260 56 204 244 0 265 1
pmappl 248 2811 0 2777 4 1 3 3 0 8 0
extentpl 40 58 0 38 1 0 1 1 0 8 0
phpool 112 1160 0 184 29 0 29 29 0 8 0
ddb{0}> machine ddbcpu 0
Invalid cpu 0
ddb{0}> trace
db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:440
panic(ffffffff825a0385) at panic+0x177 sys/kern/subr_prf.c:202
witness_checkorder(ffffffff82b7e900,9,0) at witness_checkorder+0x116d sys/kern/subr_witness.c:833
__mp_lock(ffffffff82b7e6f8) at __mp_lock+0xa1 read_rflags machine/cpufunc.h:195 [inline]
__mp_lock(ffffffff82b7e6f8) at __mp_lock+0xa1 intr_disable machine/cpufunc.h:216 [inline]
__mp_lock(ffffffff82b7e6f8) at __mp_lock+0xa1 sys/kern/kern_lock.c:142
selwakeup(fffffd8068788180) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline]
selwakeup(fffffd8068788180) at selwakeup+0x16 sys/kern/sys_generic.c:885
sorwakeup(fffffd8068788068) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699
rip6_input(ffff80002aefa708,ffff80002aefa714,85,18) at rip6_input+0x692 sys/netinet6/raw_ip6.c:224
ip_deliver(ffff80002aefa708,ffff80002aefa714,85,18) at ip_deliver+0x322 sys/netinet/ip_input.c:657
ip6_input_if(ffff80002aefa708,ffff80002aefa714,29,0,ffff80000019f2a8) at ip6_input_if+0x920
ipv6_input(ffff80000019f2a8,fffffd80740c3e00) at ipv6_input+0x48 sys/netinet6/ip6_input.c:169
if_input_local(ffff80000019f2a8,fffffd80740c3e00,18) at if_input_local+0x136 sys/net/if.c:778
ip6_output(fffffd8063243300,ffff800000bf2300,fffffd80688fcb88,0,0,fffffd80688fcb10) at ip6_output+0xf57
rip6_output(fffffd8063243300,fffffd8068788248,ffff80002aefaa70,0) at rip6_output+0x4ad sys/netinet6/raw_ip6.c:490
rip6_usrreq(fffffd8068788248,9,fffffd8063243300,0,0,ffff8000211bc548) at rip6_usrreq+0x5d3 sys/netinet6/raw_ip6.c:679
sosend(fffffd8068788248,0,ffff80002aefaca8,0,0,0) at sosend+0x632 sys/kern/uipc_socket.c:582
dofilewritev(ffff8000211bc548,4,ffff80002aefaca8,0,ffff80002aefada0) at dofilewritev+0x19c sys/kern/sys_generic.c:381
sys_write(ffff8000211bc548,ffff80002aefad48,ffff80002aefada0) at sys_write+0x83 sys/kern/sys_generic.c:301
syscall(ffff80002aefae10) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline]
syscall(ffff80002aefae10) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0xc60d9b98ef0, count: -19
ddb{0}> machine ddbcpu 1
Stopped at x86_ipi_db+0x1a: addq $0x8,%rsp
x86_ipi_db(ffff800020ce8ff0) at x86_ipi_db+0x1a 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+0x23
x86_bus_space_io_write_1(3f8,0,65) at x86_bus_space_io_write_1+0x31 sys/arch/amd64/amd64/bus_space.c:759
comcnputc(800,65) at comcnputc+0x128 bus_space_barrier machine/bus.h:481 [inline]
comcnputc(800,65) at comcnputc+0x128 sys/dev/ic/com.c:1263
cnputc(65) at cnputc+0x4b sys/dev/cons.c:239
db_putchar(65) at db_putchar+0x3fc sys/ddb/db_output.c:155
kprintf() at kprintf+0x20ec sys/kern/subr_prf.c:1068
db_printf(ffffffff82600d82) at db_printf+0x85 sys/kern/subr_prf.c:502
panic(ffffffff82587590) at panic+0xd7 sys/kern/subr_prf.c:220
__assert(ffffffff82600cbd,ffffffff8260e778,aae,ffffffff825bf24b) at __assert+0x25 sys/kern/subr_prf.c:161
uvm_map_teardown(fffffd807effe8a0) at uvm_map_teardown+0x2e8 sys/uvm/uvm_map.c:2736
uvmspace_free(fffffd807effe8a0) at uvmspace_free+0xa6 sys/uvm/uvm_map.c:3685
reaper(ffff8000210f8d20) at reaper+0x18b sys/kern/kern_exit.c:457
end trace frame: 0x0, count: 1
ddb{1}> trace
x86_ipi_db(ffff800020ce8ff0) at x86_ipi_db+0x1a 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+0x23
x86_bus_space_io_write_1(3f8,0,65) at x86_bus_space_io_write_1+0x31 sys/arch/amd64/amd64/bus_space.c:759
comcnputc(800,65) at comcnputc+0x128 bus_space_barrier machine/bus.h:481 [inline]
comcnputc(800,65) at comcnputc+0x128 sys/dev/ic/com.c:1263
cnputc(65) at cnputc+0x4b sys/dev/cons.c:239
db_putchar(65) at db_putchar+0x3fc sys/ddb/db_output.c:155
kprintf() at kprintf+0x20ec sys/kern/subr_prf.c:1068
db_printf(ffffffff82600d82) at db_printf+0x85 sys/kern/subr_prf.c:502
panic(ffffffff82587590) at panic+0xd7 sys/kern/subr_prf.c:220
__assert(ffffffff82600cbd,ffffffff8260e778,aae,ffffffff825bf24b) at __assert+0x25 sys/kern/subr_prf.c:161
uvm_map_teardown(fffffd807effe8a0) at uvm_map_teardown+0x2e8 sys/uvm/uvm_map.c:2736
uvmspace_free(fffffd807effe8a0) at uvmspace_free+0xa6 sys/uvm/uvm_map.c:3685
reaper(ffff8000210f8d20) at reaper+0x18b sys/kern/kern_exit.c:457
end trace frame: 0x0, count: -14
---
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