panic: missing alias
Stopped at db_enter+0x25: addq $0x8,%rsp
TID PID UID PRFLAGS PFLAGS CPU COMMAND
*369625 68170 0 0x2 0 1K syz-executor
290686 68551 0 0x2 0x1 0 syz-executor
db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438
panic(ffffffff83450413) at panic+0x1e5 sys/kern/subr_prf.c:198
vgonel(fffff8006c9a3a40,ffff800045ffc7d0) at vgonel+0x663
vrecycle(fffff8006c9a3a40,ffff800045ffc7d0) at vrecycle+0x7c sys/kern/vfs_subr.c:1152
ufs_inactive(ffff80002a2a7cb0) at ufs_inactive+0x35c sys/ufs/ufs/ufs_inode.c:107
VOP_INACTIVE(fffff8006c9a3a40,ffff800045ffc7d0) at VOP_INACTIVE+0x104 sys/kern/vfs_vops.c:498
vput(fffff8006c9a3a40) at vput+0xe5 sys/kern/vfs_subr.c:795
VOP_REMOVE(fffff80060f5ccc0,fffff8006c9a3a40,ffff80002a2a7e18) at VOP_REMOVE+0x199 sys/kern/vfs_vops.c:336
dounlinkat(ffff800045ffc7d0,ffffff9c,779944bccb60,0) at dounlinkat+0x1c4 sys/kern/vfs_syscalls.c:1843
syscall(ffff80002a2a7f90) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff80002a2a7f90) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:783
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x779944bcd010, 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: missing alias
ddb{1}> show kasan
No such command
ddb{1}> trace
db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438
panic(ffffffff83450413) at panic+0x1e5 sys/kern/subr_prf.c:198
vgonel(fffff8006c9a3a40,ffff800045ffc7d0) at vgonel+0x663
vrecycle(fffff8006c9a3a40,ffff800045ffc7d0) at vrecycle+0x7c sys/kern/vfs_subr.c:1152
ufs_inactive(ffff80002a2a7cb0) at ufs_inactive+0x35c sys/ufs/ufs/ufs_inode.c:107
VOP_INACTIVE(fffff8006c9a3a40,ffff800045ffc7d0) at VOP_INACTIVE+0x104 sys/kern/vfs_vops.c:498
vput(fffff8006c9a3a40) at vput+0xe5 sys/kern/vfs_subr.c:795
VOP_REMOVE(fffff80060f5ccc0,fffff8006c9a3a40,ffff80002a2a7e18) at VOP_REMOVE+0x199 sys/kern/vfs_vops.c:336
dounlinkat(ffff800045ffc7d0,ffffff9c,779944bccb60,0) at dounlinkat+0x1c4 sys/kern/vfs_syscalls.c:1843
syscall(ffff80002a2a7f90) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff80002a2a7f90) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:783
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x779944bcd010, count: -11
ddb{1}> show registers
rdi 0
rsi 0x1
rbp 0xffff80002a2a7ae0
rbx 0xffff80002999ee07
rdx 0
rcx 0xffff800045ffc7d0
rax 0xffff80002999dff0
r8 0x101010101010101
r9 0x8080808080808080
r10 0xdb6694386484a47a
r11 0xc234a458becad7d6
r12 0xffff80002999ec08
r13 0
r14 0
r15 0x1
rip 0xffffffff831fc875 db_enter+0x25
cs 0x8
rflags 0x246
rsp 0xffff80002a2a7ad0
ss 0x10
db_enter+0x25: addq $0x8,%rsp
ddb{1}> show proc
PROC (syz-executor) tid=369625 pid=68170 tcnt=1 stat=onproc
flags process=2<EXEC> proc=0
runpri=17, usrpri=50, slppri=17, nice=20
wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0
forw=0xffffffffffffffff, list=0xffff800045ffc008,0xffff80002a2227e8
process=0xffff800045ff1350 user=0xffff80002a2a3000, vmspace=0xfffff80072a7f998
estcpu=36, cpticks=119, pctcpu=0.97, user=0, sys=119, intr=0
ddb{1}> ps
PID TID PPID UID S PRLAGS PFLAGS WAIT COMMAND
54266 359665 37406 0 2 0 0 syz-executor
54266 99887 37406 0 2 0 0x4000000 syz-executor
17367 195267 73967 0 2 0 0 syz-executor
17367 156126 73967 0 2 0 0x4000000 syz-executor
79615 427610 37083 0 3 0 0 vmmaplk syz-executor
79615 517848 37083 0 2 0 0x4000000 syz-executor
79615 67199 37083 0 3 0 0x4000080 fifor syz-executor
79615 156016 37083 0 3 0 0x4000000 vmmaplk syz-executor
80792 161640 78454 0 3 0 0x80 nanoslp syz-executor
80792 60753 78454 0 3 0 0x4000080 kqpoll syz-executor
80792 157162 78454 0 3 0 0x4000080 fsleep syz-executor
80792 214773 78454 0 3 0 0x4000080 fsleep syz-executor
19481 251550 51211 60929 3 0x10 0x80 nanoslp syz-executor
19481 261083 51211 60929 3 0x10 0x4000080 kqread syz-executor
19481 45258 51211 60929 3 0x10 0x4000080 fsleep syz-executor
19481 353287 51211 60929 3 0x10 0x4000080 fsleep syz-executor
81543 313135 68551 0 3 0x2 0 biowait syz-executor
37083 186041 68551 0 3 0x2 0x80 nanoslp syz-executor
1849 218478 68551 0 2 0x2 0x1 syz-executor
73967 34560 68551 0 3 0x2 0x80 nanoslp syz-executor
51211 199449 68551 0 3 0x2 0x80 nanoslp syz-executor
78454 232734 68551 0 3 0x2 0x80 nanoslp syz-executor
37406 406636 68551 0 3 0x2 0x80 nanoslp syz-executor
*68170 369625 68551 0 7 0x2 0 syz-executor
68551 290686 49785 0 7 0x2 0x1 syz-executor
49785 496507 14097 0 3 0x100002 0x88 sigsusp ksh
14097 315233 27499 0 3 0x10 0x88 kqread sshd-session
27499 14681 14762 0 3 0x12 0x80 kqread sshd-session
525 391575 1 0 3 0x100003 0x80 ttyin getty
14762 215630 1 0 3 0 0x88 kqread sshd
87260 305151 82380 74 3 0x1100012 0x80 bpf pflogd
82380 203112 1 0 3 0 0x80 sbwait pflogd
48782 320656 17343 73 3 0x1100010 0x80 kqread syslogd
17343 279219 1 0 3 0x100002 0x80 sbwait syslogd
42445 501628 1 0 3 0x100000 0x80 kqread resolvd
63378 107460 51604 77 3 0x100012 0x80 kqread dhcpleased
66984 508705 51604 77 3 0x100012 0x80 kqread dhcpleased
51604 228172 1 0 3 0 0x80 kqread dhcpleased
40642 222418 0 0 3 0x14000 0x200 bored smr
92085 123014 0 0 3 0x14000 0x200 pgzero zerothread
10325 469664 0 0 3 0x14000 0x200 aiodoned aiodoned
41500 59970 0 0 3 0x14000 0x200 syncer update
2044 483143 0 0 3 0x14000 0x200 cleaner cleaner
55519 340612 0 0 3 0x14000 0x200 reaper reaper
3686 407360 0 0 3 0x14000 0x200 pgdaemon pagedaemon
19584 81043 0 0 3 0x14000 0x200 bored viomb
66889 149243 0 0 3 0x14000 0x40000200 acpi0 acpi0
74429 442686 0 0 3 0x14000 0x40000200 idle1
92883 217968 0 0 3 0x14000 0x200 bored softnet1
63446 339171 0 0 3 0x14000 0x200 bored softnet0
7382 129082 0 0 3 0x14000 0x200 bored systqmp
12843 49991 0 0 3 0x14000 0x200 bored systq
92847 249664 0 0 3 0x14000 0x200 tmoslp softclockmp
33382 108709 0 0 3 0x14000 0x40000200 tmoslp softclock
22019 35642 0 0 3 0x14000 0x40000200 idle0
1 146043 0 0 4 0x40000002 0x8000080 init
0 0 -1 0 3 0x10010000 0x200 scheduler swapper
ddb{1}> show all locks
CPU 0:
exclusive mutex /syzkaller/managers/multicore/kernel/sys/kern/kern_malloc.c:96 r = 0 (0xffffffff8397cee8)
#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 malloc+0x2ef sys/kern/kern_malloc.c:200
#3 ktrgenio+0x142 sys/kern/kern_ktrace.c:249
#4 dofilereadv+0x474 sys/kern/sys_generic.c:268
#5 sys_read+0xa2 sys/kern/sys_generic.c:172
#6 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#6 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783
#7 Xsyscall+0x128
Process 54266 (syz-executor) thread 0xffff800038fb14e8 (99887)
exclusive rrwlock inode r = 0 (0xfffff800701f4eb0)
#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:576
#5 vget+0x2a2 sys/kern/vfs_subr.c:692
#6 cache_lookup+0x351 sys/kern/vfs_cache.c:222
#7 ufs_lookup+0x1e3 sys/ufs/ufs/ufs_lookup.c:160
#8 VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85
#9 vfs_lookup+0x963 sys/kern/vfs_lookup.c:580
#10 namei+0x7c5 sys/kern/vfs_lookup.c:250
#11 vn_open+0x178 sys/kern/vfs_vnops.c:146
#12 doopenat+0x35b sys/kern/vfs_syscalls.c:1163
#13 sys_openat+0x58 sys/kern/vfs_syscalls.c:1102
#14 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#14 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783
#15 Xsyscall+0x128
Process 17367 (syz-executor) thread 0xffff800038fb0028 (156126)
exclusive rwlock lockflk r = 0 (0xffffffff838d7878)
#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 lf_advlock+0x227 sys/kern/vfs_lockf.c:260
#3 VOP_ADVLOCK+0x87 sys/kern/vfs_vops.c:623
#4 doopenat+0x670 sys/kern/vfs_syscalls.c:1197
#5 sys_open+0x59 sys/kern/vfs_syscalls.c:1065
#6 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#6 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783
#7 Xsyscall+0x128
Process 79615 (syz-executor) thread 0xffff8000397b9248 (517848)
exclusive rwlock vmmaplk r = 0 (0xfffff8006cf33118)
#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 uvmfault_lookup+0x122 sys/uvm/uvm_fault.c:1880
#3 uvm_fault_check+0x4f sys/uvm/uvm_fault.c:693
#4 uvm_fault+0x106 sys/uvm/uvm_fault.c:627
#5 kpageflttrap+0x2f4 sys/arch/amd64/amd64/trap.c:283
#6 kerntrap+0x19d sys/arch/amd64/amd64/trap.c:528
#7 alltraps_kern_meltdown+0x7b
#8 copyout+0x64
#9 mmrw+0x3c7 sys/arch/amd64/amd64/mem.c:-1
#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:375
#13 dofilereadv+0x25a sys/kern/sys_generic.c:252
#14 sys_preadv+0xe3 sys/kern/vfs_syscalls.c:3286
#15 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#15 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783
#16 Xsyscall+0x128
Process 81543 (syz-executor) thread 0xffff800045feea78 (313135)
exclusive rrwlock inode r = 0 (0xfffff800703541e0)
#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 ufs_ihashins+0x4f ufs_ihash sys/ufs/ufs/ufs_ihash.c:-1 [inline]
#4 ufs_ihashins+0x4f sys/ufs/ufs/ufs_ihash.c:150
#5 ffs_vget+0x187 sys/ufs/ffs/ffs_vfsops.c:1232
#6 ffs_inode_alloc+0x279 sys/ufs/ffs/ffs_alloc.c:393
#7 ufs_mkdir+0xfc sys/ufs/ufs/ufs_vnops.c:1112
#8 VOP_MKDIR+0x101 sys/kern/vfs_vops.c:394
#9 domkdirat+0x179 sys/kern/vfs_syscalls.c:3063
#10 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#10 syscall+0xb17 sys/arch/amd64/amd64/trap.c:783
#11 Xsyscall+0x128
exclusive rrwlock inode r = 0 (0xfffff8006d6cdea0)
#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:576
#5 vfs_lookup+0x12b sys/kern/vfs_lookup.c:431
#6 namei+0x7c5 sys/kern/vfs_lookup.c:250
#7 domkdirat+0x8b sys/kern/vfs_syscalls.c:3048
#8 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#8 syscall+0xb17 sys/arch/amd64/amd64/trap.c:783
#9 Xsyscall+0x128
Process 68170 (syz-executor) thread 0xffff800045ffc7d0 (369625)
exclusive kernel_lock &kernel_lock r = 0 (0xffffffff83a02300)
#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:369
#3 getblk+0x197 sys/kern/vfs_bio.c:882
#4 bread+0x45 bio_doread sys/kern/vfs_bio.c:295 [inline]
#4 bread+0x45 sys/kern/vfs_bio.c:340
#5 ffs_update+0x198 sys/ufs/ffs/ffs_inode.c:91
#6 ufs_reclaim+0x10f sys/ufs/ufs/ufs_inode.c:137
#7 ffs_reclaim+0x43 sys/ufs/ffs/ffs_vnops.c:519
#8 VOP_RECLAIM+0x77 sys/kern/vfs_vops.c:512
#9 vclean+0x29b sys/kern/vfs_subr.c:1111
#10 vgonel+0xb0 sys/kern/vfs_subr.c:1201
#11 vrecycle+0x7c sys/kern/vfs_subr.c:1152
#12 ufs_inactive+0x35c sys/ufs/ufs/ufs_inode.c:107
#13 VOP_INACTIVE+0x104 sys/kern/vfs_vops.c:498
#14 vput+0xe5 sys/kern/vfs_subr.c:795
#15 VOP_REMOVE+0x199 sys/kern/vfs_vops.c:336
#16 dounlinkat+0x1c4 sys/kern/vfs_syscalls.c:1843
#17 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#17 syscall+0xb17 sys/arch/amd64/amd64/trap.c:783
#18 Xsyscall+0x128
exclusive rrwlock inode r = 0 (0xfffff8006cf27ea8)
#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:576
#5 vget+0x2a2 sys/kern/vfs_subr.c:692
#6 cache_lookup+0x351 sys/kern/vfs_cache.c:222
#7 ufs_lookup+0x1e3 sys/ufs/ufs/ufs_lookup.c:160
#8 VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85
#9 vfs_lookup+0x963 sys/kern/vfs_lookup.c:580
#10 namei+0x7c5 sys/kern/vfs_lookup.c:250
#11 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1807
#12 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#12 syscall+0xb17 sys/arch/amd64/amd64/trap.c:783
#13 Xsyscall+0x128
ddb{1}> show malloc
Type InUse MemUse HighUse Limit Requests Type Lim
devbuf 11061 12094K 12288K 166960K 12334 0
pcb 17 13K 14K 166960K 94 0
rtable 255 9K 9K 166960K 389 0
pf 35 17K 24K 166960K 71 0
ifaddr 43 7K 7K 166960K 52 0
ifgroup 55 2K 2K 166960K 65 0
sysctl 3 1K 9K 166960K 7 0
counters 70 37K 37K 166960K 84 0
ioctlops 0 0K 4K 166960K 1507 0
iov 1 2K 2K 166960K 4 0
mount 1 1K 1K 166960K 1 0
log 0 0K 0K 166960K 4 0
vnodes 1293 81K 82K 166960K 1481 0
UFS quota 1 32K 32K 166960K 1 0
UFS mount 5 36K 36K 166960K 5 0
shm 2 1K 5K 166960K 5 0
VM map 2 1K 1K 166960K 2 0
sem 5 0K 0K 166960K 9 0
dirhash 12 2K 2K 166960K 15 0
ACPI 1734 201K 291K 166960K 11964 0
file desc 15 53K 89K 166960K 277 0
sigio 0 0K 0K 166960K 37 0
proc 72 115K 164K 166960K 562 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 12 0
in_multi 99 6K 6K 166960K 101 0
ether_multi 1 0K 0K 166960K 2 0
mrt 0 0K 0K 166960K 10 0
ISOFS mount 1 32K 32K 166960K 1 0
MSDOSFS mount 1 16K 16K 166960K 1 0
ttys 79 360K 360K 166960K 79 0
exec 0 0K 1K 166960K 399 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 233 159K 168K 166960K 4442 0
UVM aobj 10 4K 4K 166960K 10 0
pinsyscall 40 80K 101K 166960K 1433 0
memdesc 1 4K 4K 166960K 1 0
crypto data 1 1K 1K 166960K 1 0
ip6_options 1 0K 0K 166960K 4 0
NDP 12 0K 1K 166960K 33 0
temp 74 9132K 9190K 166960K 6900 0
kqueue 14 22K 26K 166960K 44 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 28 0 0 1 0 1 1 0 8 0
rtpcb 120 41 0 38 1 0 1 1 0 8 0
rtentry 176 116 0 2 6 0 6 6 0 8 0
unpcb 144 96 0 75 1 0 1 1 0 8 0
syncache 336 5 0 5 2 1 1 1 0 8 1
tcpcb 736 33 0 25 1 0 1 1 0 8 0
arp 136 18 0 0 1 0 1 1 0 8 0
inpcb 328 220 0 207 4 0 4 4 0 8 2
nd6 152 28 0 1 2 0 2 2 0 8 0
kcovpl 48 8 0 0 1 0 1 1 0 8 0
ppxss 1192 7 0 7 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 1429 0 1005 5 0 5 5 0 8 0
pfosfpen 112 1429 0 714 21 0 21 21 0 8 0
pfrktable 1344 4 0 3 1 0 1 1 0 8 0
pfanchor 1288 3 0 1 1 0 1 1 0 8 0
pftag 88 3 0 1 1 0 1 1 0 8 0
pfqueue 320 1 0 1 1 0 1 1 0 8 1
pfstitem 24 34 0 0 1 0 1 1 0 8 0
pfstkey 128 34 0 0 2 0 2 2 0 8 0
pfstate 448 34 0 0 4 0 4 4 0 8 0
pfrule 1360 27 0 20 2 1 1 2 0 8 0
art_heap8 4096 1 0 0 1 0 1 1 0 8 0
art_heap4 256 524 0 13 32 0 32 32 0 8 0
art_table 40 525 0 13 6 0 6 6 0 8 0
art_node 32 116 0 12 1 0 1 1 0 8 0
semupl 112 1 0 1 1 1 0 1 0 8 0
semapl 72 6 0 3 1 0 1 1 0 8 0
shmpl 112 7 0 0 1 0 1 1 0 8 0
dirhash 1024 19 0 2 3 0 3 3 0 8 0
dino2pl 256 1839 0 373 93 0 93 93 0 8 0
ffsino 296 1839 0 373 114 0 114 114 0 8 0
nchpl 144 2203 0 496 64 0 64 64 0 8 0
vnodes 216 1994 0 0 111 0 111 111 0 8 0
namei 1024 7061 0 7060 2 1 1 1 0 8 0
percpumem 16 58 0 7 1 0 1 1 0 8 0
pfiaddrpl 120 1 0 1 1 0 1 1 0 8 1
acpiwqpl 32 1 0 1 1 0 1 1 1 8 1
kstatmem 264 37 0 10 3 0 3 3 0 8 1
scsiplug 72 1 0 1 1 0 1 1 0 8 1
scxspl 216 7836 0 7835 10 2 8 8 1 8 7
plimitpl 152 46 0 29 1 0 1 1 0 8 0
sigapl 424 594 0 549 7 1 6 7 0 8 0
knotepl 120 203 0 0 7 0 7 7 0 8 0
kqueuepl 224 88 0 77 3 0 3 3 0 8 2
pipepl 344 132 0 105 3 0 3 3 0 8 0
fdescpl 528 578 0 549 3 0 3 3 0 8 0
filepl 160 2682 0 2457 14 0 14 14 0 8 3
lockfpl 104 76 0 74 1 0 1 1 0 8 0
lockfspl 48 36 0 33 1 0 1 1 0 8 0
sessionpl 144 36 0 27 1 0 1 1 0 8 0
pgrppl 48 45 0 28 1 0 1 1 0 8 0
ucredpl 104 242 0 228 1 0 1 1 0 8 0
zombiepl 144 624 0 624 2 1 1 1 0 8 1
processpl 1232 594 0 549 5 0 5 5 0 8 0
procpl 664 852 0 796 6 0 6 6 0 8 0
sockpl 752 366 0 329 8 1 7 7 0 8 2
mcl64k 65536 2 0 0 1 0 1 1 0 8 0
mcl9k128 9344 1 0 0 1 0 1 1 0 8 0
mcl8k 8192 2 0 0 1 0 1 1 0 8 0
mcl4k 4096 135 0 0 17 0 17 17 0 8 0
mcl2k 2048 19 0 0 3 0 3 3 0 8 0
mextrefs 64 18 0 0 1 0 1 1 0 8 0
mtagpl 96 3 0 0 1 0 1 1 0 8 0
mbufpl 256 280 0 0 17 0 17 17 0 8 0
bufpl 272 2484 0 106 159 0 159 159 0 8 0
anonpl 32 8600 0 0 70 0 70 70 0 247 0
amapchunkpl 152 12724 0 12237 26 3 23 23 0 158 1
amappl16 200 2307 0 1970 28 10 18 18 0 8 0
amappl15 192 8 0 8 1 1 0 1 0 8 0
amappl14 184 427 0 426 1 0 1 1 0 8 0
amappl13 176 140 0 127 1 0 1 1 0 8 0
amappl12 168 861 0 833 2 0 2 2 0 8 0
amappl11 160 5 0 5 1 1 0 1 0 8 0
amappl10 152 63 0 49 1 0 1 1 0 8 0
amappl9 144 284 0 284 1 1 0 1 0 8 0
amappl8 136 95 0 93 1 0 1 1 0 8 0
amappl7 128 147 0 133 1 0 1 1 0 8 0
amappl6 120 181 0 180 1 0 1 1 0 8 0
amappl5 112 97 0 86 1 0 1 1 0 8 0
amappl4 104 294 0 274 1 0 1 1 0 8 0
amappl3 96 2343 0 2247 3 0 3 3 0 8 0
amappl2 88 703 0 627 2 0 2 2 0 8 0
amappl1 80 11086 0 10488 14 0 14 14 0 8 1
amappl 88 3692 0 3534 5 0 5 5 0 92 0
uvmvnodes 80 101 0 0 3 0 3 3 0 8 0
dma32768 32768 1 0 1 1 0 1 1 0 8 1
dma4096 4096 1 0 1 1 1 0 1 0 8 0
dma1024 1024 2 0 1 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 9 0 0 1 0 1 1 0 8 0
uaddrrnd 24 578 0 549 1 0 1 1 0 8 0
uaddrbest 32 2 0 0 1 0 1 1 0 8 0
uaddr 24 578 0 549 1 0 1 1 0 8 0
vmmpekpl 168 6732 0 6697 2 0 2 2 0 8 0
vmmpepl 168 46765 0 44627 104 4 100 100 0 357 0
vmsppl 488 577 0 549 6 1 5 5 0 8 1
rwobjpl 80 16572 0 15217 29 0 29 29 0 8 0
pdppl 4096 1163 0 1098 99 28 71 83 0 8 6
pvpl 32 15414 0 0 125 0 125 125 0 265 0
pmappl 256 577 0 549 3 0 3 3 0 8 0
extentpl 40 46 0 28 1 0 1 1 0 8 0
phpool 112 444 0 33 12 0 12 12 0 8 0
ddb{1}> machine ddbcpu 0
Stopped at x86_ipi_db+0x27: addq $0x8,%rsp
x86_ipi_db(ffffffff83900ff0) 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(ffffffff83a01b00) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:142 [inline]
__mp_lock(ffffffff83a01b00) at __mp_lock+0x192 sys/kern/kern_lock.c:173
ktrgenio(ffff800045ffc008,3,0,ffff800000c43600,814) at ktrgenio+0x228 ktrwrite2 sys/kern/kern_ktrace.c:-1 [inline]
ktrgenio(ffff800045ffc008,3,0,ffff800000c43600,814) at ktrgenio+0x228 sys/kern/kern_ktrace.c:264
dofilereadv(ffff800045ffc008,3,ffff80002a2886a8,0,ffff80002a288760) at dofilereadv+0x474 sys/kern/sys_generic.c:268
sys_read(ffff800045ffc008,ffff80002a288810,ffff80002a288760) at sys_read+0xa2 sys/kern/sys_generic.c:172
syscall(ffff80002a288810) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff80002a288810) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7b3aa53eef50, count: 6
ddb{0}> trace
x86_ipi_db(ffffffff83900ff0) 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(ffffffff83a01b00) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:142 [inline]
__mp_lock(ffffffff83a01b00) at __mp_lock+0x192 sys/kern/kern_lock.c:173
ktrgenio(ffff800045ffc008,3,0,ffff800000c43600,814) at ktrgenio+0x228 ktrwrite2 sys/kern/kern_ktrace.c:-1 [inline]
ktrgenio(ffff800045ffc008,3,0,ffff800000c43600,814) at ktrgenio+0x228 sys/kern/kern_ktrace.c:264
dofilereadv(ffff800045ffc008,3,ffff80002a2886a8,0,ffff80002a288760) at dofilereadv+0x474 sys/kern/sys_generic.c:268
sys_read(ffff800045ffc008,ffff80002a288810,ffff80002a288760) at sys_read+0xa2 sys/kern/sys_generic.c:172
syscall(ffff80002a288810) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff80002a288810) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7b3aa53eef50, count: -9
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(ffffffff83450413) at panic+0x1e5 sys/kern/subr_prf.c:198
vgonel(fffff8006c9a3a40,ffff800045ffc7d0) at vgonel+0x663
vrecycle(fffff8006c9a3a40,ffff800045ffc7d0) at vrecycle+0x7c sys/kern/vfs_subr.c:1152
ufs_inactive(ffff80002a2a7cb0) at ufs_inactive+0x35c sys/ufs/ufs/ufs_inode.c:107
VOP_INACTIVE(fffff8006c9a3a40,ffff800045ffc7d0) at VOP_INACTIVE+0x104 sys/kern/vfs_vops.c:498
vput(fffff8006c9a3a40) at vput+0xe5 sys/kern/vfs_subr.c:795
VOP_REMOVE(fffff80060f5ccc0,fffff8006c9a3a40,ffff80002a2a7e18) at VOP_REMOVE+0x199 sys/kern/vfs_vops.c:336
dounlinkat(ffff800045ffc7d0,ffffff9c,779944bccb60,0) at dounlinkat+0x1c4 sys/kern/vfs_syscalls.c:1843
syscall(ffff80002a2a7f90) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff80002a2a7f90) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:783
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x779944bcd010, count: 4
ddb{1}> trace
db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438
panic(ffffffff83450413) at panic+0x1e5 sys/kern/subr_prf.c:198
vgonel(fffff8006c9a3a40,ffff800045ffc7d0) at vgonel+0x663
vrecycle(fffff8006c9a3a40,ffff800045ffc7d0) at vrecycle+0x7c sys/kern/vfs_subr.c:1152
ufs_inactive(ffff80002a2a7cb0) at ufs_inactive+0x35c sys/ufs/ufs/ufs_inode.c:107
VOP_INACTIVE(fffff8006c9a3a40,ffff800045ffc7d0) at VOP_INACTIVE+0x104 sys/kern/vfs_vops.c:498
vput(fffff8006c9a3a40) at vput+0xe5 sys/kern/vfs_subr.c:795
VOP_REMOVE(fffff80060f5ccc0,fffff8006c9a3a40,ffff80002a2a7e18) at VOP_REMOVE+0x199 sys/kern/vfs_vops.c:336
dounlinkat(ffff800045ffc7d0,ffffff9c,779944bccb60,0) at dounlinkat+0x1c4 sys/kern/vfs_syscalls.c:1843
syscall(ffff80002a2a7f90) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff80002a2a7f90) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:783
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x779944bcd010, count: -11