panic: chgproccnt: procs < 0
Stopped at db_enter+0x25: addq $0x8,%rsp
TID PID UID PRFLAGS PFLAGS CPU COMMAND
*424804 5184 0 0x10 0x4000000 1K syz-executor
202815 23894 0 0 0 0 syz-executor
db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438
panic(ffffffff833f7f7f) at panic+0x1e5 sys/kern/subr_prf.c:198
chgproccnt(ee00,ffffffff) at chgproccnt+0xcc
sys_setreuid(ffff800035c09778,ffff80003c46b4d0,ffff80003c46b420) at sys_setreuid+0x565 sys/kern/kern_prot.c:688
syscall(ffff80003c46b4d0) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff80003c46b4d0) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:748
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0xee293e4b020, count: 9
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: chgproccnt: procs < 0
ddb{1}> trace
db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438
panic(ffffffff833f7f7f) at panic+0x1e5 sys/kern/subr_prf.c:198
chgproccnt(ee00,ffffffff) at chgproccnt+0xcc
sys_setreuid(ffff800035c09778,ffff80003c46b4d0,ffff80003c46b420) at sys_setreuid+0x565 sys/kern/kern_prot.c:688
syscall(ffff80003c46b4d0) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff80003c46b4d0) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:748
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0xee293e4b020, count: -6
ddb{1}> show registers
rdi 0
rsi 0x1
rbp 0xffff80003c46b290
rbx 0xffff8000299eeddf
rdx 0
rcx 0xffff800035c09778
rax 0xffff8000299edff0
r8 0x101010101010101
r9 0x8080808080808080
r10 0xc253526efaf15690
r11 0x78ea92d25a6b3133
r12 0xffff8000299eebe0
r13 0
r14 0
r15 0x1
rip 0xffffffff81ac09d5 db_enter+0x25
cs 0x8
rflags 0x246
rsp 0xffff80003c46b280
ss 0x10
db_enter+0x25: addq $0x8,%rsp
ddb{1}> show proc
PROC (syz-executor) tid=424804 pid=5184 tcnt=4 stat=onproc
flags process=10<SUGID> proc=4000000<THREAD>
runpri=50, usrpri=50, slppri=32, nice=20
wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0
forw=0xffffffffffffffff, list=0xffff800035c08a80,0xffff800035c08030
process=0xffff80003a025360 user=0xffff80003c466000, vmspace=0xfffffd806b7f49a8
estcpu=36, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0
ddb{1}> ps
PID TID PPID UID S FLAGS WAIT COMMAND
79850 245199 41652 0 2 0 syz-executor
79850 25157 41652 0 3 0x4000080 fsleep syz-executor
5184 308186 3961 0 2 0x10 syz-executor
5184 489396 3961 0 2 0x4000010 syz-executor
* 5184 424804 3961 0 7 0x4000010 syz-executor
5184 177902 3961 0 3 0x4000090 fsleep syz-executor
23894 202815 93886 0 7 0 syz-executor
23894 205665 93886 0 3 0x4000080 fsleep syz-executor
23894 122623 93886 0 3 0x4000080 fsleep syz-executor
22509 349309 28258 0 2 0 syz-executor
22509 516428 28258 0 3 0x4000080 fsleep syz-executor
22509 313731 28258 0 3 0x4000080 fsleep syz-executor
90428 233284 3131 0 2 0 syz-executor
90428 39930 3131 0 3 0x4000080 fsleep syz-executor
90428 208485 3131 0 3 0x4000080 fsleep syz-executor
90428 477773 3131 0 3 0x4000080 fsleep syz-executor
90428 347427 3131 0 2 0x4000000 syz-executor
58718 189138 53761 0 2 0 syz-executor
58718 231942 53761 0 3 0x4000080 fsleep syz-executor
94020 351079 79738 0 2 0 syz-executor
94020 428250 79738 0 3 0x4000080 fsleep syz-executor
28258 247831 9625 0 3 0x82 nanoslp syz-executor
3961 301012 9625 0 3 0x82 nanoslp syz-executor
3131 178981 9625 0 3 0x82 nanoslp syz-executor
93886 301541 9625 0 3 0x82 nanoslp syz-executor
22071 27522 9625 0 3 0x2 biowait syz-executor
41652 379684 9625 0 3 0x82 nanoslp syz-executor
79738 29803 9625 0 3 0x82 nanoslp syz-executor
53761 88223 9625 0 3 0x82 nanoslp syz-executor
9625 29849 8351 0 3 0x82 kqread syz-executor
8351 81082 498 0 3 0x10008a sigsusp ksh
498 121772 97531 0 3 0x98 kqread sshd-session
97531 59795 34859 0 3 0x92 kqread sshd-session
18030 72519 1 0 3 0x100083 ttyin getty
34859 326063 1 0 3 0x88 kqread sshd
53637 73604 62424 74 3 0x1100092 bpf pflogd
62424 424248 1 0 3 0x80 sbwait pflogd
37211 254883 61199 73 3 0x1100090 kqread syslogd
61199 517506 1 0 3 0x100082 sbwait syslogd
39771 18834 1 0 3 0x100080 kqread resolvd
79194 423903 35826 77 3 0x100092 kqread dhcpleased
96449 435956 35826 77 3 0x100092 kqread dhcpleased
35826 388854 1 0 3 0x80 kqread dhcpleased
24536 314071 0 0 3 0x14200 bored smr
65203 477485 0 0 2 0x14200 zerothread
13829 63055 0 0 3 0x14200 aiodoned aiodoned
81024 495747 0 0 3 0x14200 syncer update
10541 177217 0 0 3 0x14200 cleaner cleaner
15858 33110 0 0 3 0x14200 reaper reaper
98745 372260 0 0 3 0x14200 pgdaemon pagedaemon
99273 444323 0 0 3 0x14200 bored viomb
18239 278182 0 0 3 0x40014200 acpi0 acpi0
52839 359356 0 0 3 0x40014200 idle1
33291 27290 0 0 3 0x14200 bored softnet7
40959 407124 0 0 3 0x14200 bored softnet6
42018 507634 0 0 3 0x14200 bored softnet5
9489 384839 0 0 3 0x14200 bored softnet4
2003 150163 0 0 3 0x14200 bored softnet3
19881 150425 0 0 3 0x14200 bored softnet2
79934 43164 0 0 3 0x14200 bored softnet1
35410 502807 0 0 3 0x14200 bored softnet0
21681 81003 0 0 3 0x14200 bored systqmp
36382 41302 0 0 3 0x14200 bored systq
98634 506311 0 0 3 0x14200 tmoslp softclockmp
43643 375810 0 0 3 0x40014200 tmoslp softclock
18759 390588 0 0 3 0x40014200 idle0
1 360024 0 0 3 0x82 wait init
0 0 -1 0 3 0x10200 scheduler swapper
ddb{1}> show all locks
Process 5184 (syz-executor) thread 0xffff800035c09778 (424804)
exclusive kernel_lock &kernel_lock r = 0 (0xffffffff838f7f40)
#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 malloc+0xe3 sys/kern/kern_malloc.c:174
#3 uid_find+0xab sys/kern/kern_proc.c:136
#4 chgproccnt+0x39 sys/kern/kern_proc.c:-1
#5 sys_setreuid+0x565 sys/kern/kern_prot.c:688
#6 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#6 syscall+0xb17 sys/arch/amd64/amd64/trap.c:748
#7 Xsyscall+0x128
Process 22071 (syz-executor) thread 0xffff8000ffff3768 (27522)
exclusive rrwlock inode r = 0 (0xfffffd806e199668)
#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+0xa3 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:159
#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:3113
#10 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#10 syscall+0xb17 sys/arch/amd64/amd64/trap.c:748
#11 Xsyscall+0x128
exclusive rrwlock inode r = 0 (0xfffffd806bdf48e8)
#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+0xa3 sys/kern/vfs_vops.c:527
#4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570
#5 vfs_lookup+0x11c sys/kern/vfs_lookup.c:-1
#6 namei+0x7ca sys/kern/vfs_lookup.c:250
#7 domkdirat+0x8b sys/kern/vfs_syscalls.c:3098
#8 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#8 syscall+0xb17 sys/arch/amd64/amd64/trap.c:748
#9 Xsyscall+0x128
ddb{1}> show malloc
Type InUse MemUse HighUse Limit Requests Type Lim
devbuf 10199 11023K 11031K 166960K 11278 0
pcb 19 12K 12K 166960K 25 0
rtable 211 6K 6K 166960K 263 0
pf 39 18K 18K 166960K 50 0
ifaddr 45 7K 7K 166960K 47 0
ifgroup 60 2K 2K 166960K 60 0
sysctl 1 1K 9K 166960K 5 0
counters 72 37K 37K 166960K 72 0
ioctlops 0 0K 4K 166960K 1486 0
mount 1 1K 1K 166960K 1 0
log 0 0K 0K 166960K 4 0
vnodes 1338 84K 84K 166960K 1371 0
UFS quota 1 32K 32K 166960K 1 0
UFS mount 5 36K 36K 166960K 5 0
shm 2 1K 1K 166960K 2 0
VM map 2 1K 1K 166960K 2 0
sem 3 0K 0K 166960K 3 0
dirhash 12 2K 2K 166960K 12 0
ACPI 1692 195K 286K 166960K 12470 0
file desc 17 61K 93K 166960K 156 0
sigio 1 0K 0K 166960K 1 0
proc 72 115K 164K 166960K 534 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 2 0K 0K 166960K 2 0
in_multi 100 7K 7K 166960K 100 0
ether_multi 1 0K 0K 166960K 1 0
mrt 1 0K 0K 166960K 3 0
ISOFS mount 1 32K 32K 166960K 1 0
MSDOSFS mount 1 16K 16K 166960K 1 0
ttys 43 201K 201K 166960K 43 0
exec 0 0K 1K 166960K 364 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 161K 168K 166960K 3158 0
UVM aobj 3 2K 2K 166960K 3 0
pinsyscall 42 84K 102K 166960K 1234 0
memdesc 1 4K 4K 166960K 1 0
crypto data 1 1K 1K 166960K 1 0
ip6_options 2 0K 0K 166960K 2 0
NDP 29 2K 2K 166960K 29 0
temp 35 8638K 8702K 166960K 4007 0
kqueue 14 22K 24K 166960K 25 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 33 0 30 1 0 1 1 0 8 0
rtentry 176 98 0 2 5 0 5 5 0 8 0
unpcb 144 45 0 24 1 0 1 1 0 8 0
syncache 336 3 0 3 1 1 0 1 0 8 0
tcpcb 736 13 0 6 1 0 1 1 0 8 0
arp 128 10 0 0 1 0 1 1 0 8 0
inpcb 328 78 0 65 2 0 2 2 0 8 0
nd6 144 16 0 0 1 0 1 1 0 8 0
kcovpl 48 8 0 0 1 0 1 1 0 8 0
ppxss 1192 1 0 0 1 0 1 1 0 8 0
pppxif 1504 1 0 0 1 0 1 1 0 8 0
pfstscr 40 2 0 2 1 1 0 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 16 0 0 1 0 1 1 0 8 0
pfstkey 128 18 0 2 1 0 1 1 0 8 0
pfstate 384 17 0 1 2 0 2 2 0 8 0
pfrule 1344 22 0 17 2 1 1 2 0 8 0
rttmr 136 1 0 1 1 1 0 1 0 8 0
art_heap8 4096 1 0 0 1 0 1 1 0 8 0
art_heap4 256 447 0 0 28 0 28 28 0 8 0
art_table 40 448 0 0 5 0 5 5 0 8 0
art_node 32 98 0 12 1 0 1 1 0 8 0
semupl 112 1 0 1 1 1 0 1 0 8 0
semapl 112 1 0 0 1 0 1 1 0 8 0
dirhash 1024 17 0 0 3 0 3 3 0 8 0
dino2pl 256 1599 0 84 95 0 95 95 0 8 0
ffsino 296 1599 0 84 117 0 117 117 0 8 0
nchpl 144 1808 0 112 63 0 63 63 0 8 0
uvmvnodes 80 1691 0 0 35 0 35 35 0 8 0
vnodes 216 1691 0 0 94 0 94 94 0 8 0
namei 1024 5528 0 5527 3 2 1 2 0 8 0
percpumem 16 51 0 0 1 0 1 1 0 8 0
kstatmem 264 28 0 0 2 0 2 2 0 8 0
scxspl 216 6425 0 6424 3 2 1 2 1 8 0
plimitpl 152 60 0 43 1 0 1 1 0 8 0
sigapl 424 458 0 405 7 0 7 7 0 8 0
knotepl 120 54 0 0 2 0 2 2 0 8 0
kqueuepl 224 21 0 10 1 0 1 1 0 8 0
pipepl 344 102 0 75 3 0 3 3 0 8 0
fdescpl 528 436 0 405 3 0 3 3 0 8 0
filepl 160 1560 0 1333 10 0 10 10 0 8 0
lockfpl 104 12 0 10 1 0 1 1 0 8 0
lockfspl 48 6 0 4 1 0 1 1 0 8 0
sessionpl 144 22 0 13 1 0 1 1 0 8 0
pgrppl 48 30 0 13 1 0 1 1 0 8 0
ucredpl 104 88 0 73 1 0 1 1 0 8 0
zombiepl 144 405 0 405 1 0 1 1 0 8 1
processpl 1232 458 0 405 5 0 5 5 0 8 0
procpl 664 512 0 445 6 0 6 6 0 8 0
sockpl 752 158 0 121 4 0 4 4 0 8 0
mcl64k 65536 1 0 0 1 0 1 1 0 8 0
mcl8k 8192 1 0 0 1 0 1 1 0 8 0
mcl4k 4096 109 0 0 14 0 14 14 0 8 0
mcl2k 2048 23 0 0 3 0 3 3 0 8 0
mtagpl 96 3 0 0 1 0 1 1 0 8 0
mbufpl 256 120 0 0 7 0 7 7 0 8 0
bufpl 280 2908 0 122 199 0 199 199 0 8 0
anonpl 32 7390 0 0 60 0 60 60 0 246 0
amapchunkpl 152 9215 0 8469 32 3 29 29 0 158 0
amappl16 200 2073 0 2054 5 3 2 5 0 8 0
amappl15 192 16 0 15 1 0 1 1 0 8 0
amappl14 184 148 0 136 1 0 1 1 0 8 0
amappl13 176 5 0 5 1 1 0 1 0 8 0
amappl12 168 1078 0 1047 4 1 3 3 0 8 0
amappl11 160 76 0 62 1 0 1 1 0 8 0
amappl10 152 9 0 9 1 1 0 1 0 8 0
amappl9 144 252 0 251 1 0 1 1 0 8 0
amappl8 136 23 0 21 1 0 1 1 0 8 0
amappl7 128 116 0 104 1 0 1 1 0 8 0
amappl6 120 198 0 194 1 0 1 1 0 8 0
amappl5 112 127 0 118 1 0 1 1 0 8 0
amappl4 104 296 0 276 1 0 1 1 0 8 0
amappl3 96 1375 0 1264 3 0 3 3 0 8 0
amappl2 88 629 0 567 2 0 2 2 0 8 0
amappl1 80 8225 0 7619 16 2 14 15 0 8 0
amappl 88 2487 0 2319 4 0 4 4 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 2 0 0 1 0 1 1 0 8 0
uaddrrnd 24 436 0 405 1 0 1 1 0 8 0
uaddrbest 32 2 0 0 1 0 1 1 0 8 0
uaddr 24 436 0 405 1 0 1 1 0 8 0
vmmpekpl 168 5197 0 5163 2 0 2 2 0 8 0
vmmpepl 168 34833 0 32870 88 0 88 88 0 357 0
vmsppl 488 435 0 405 5 0 5 5 0 8 0
rwobjpl 80 14429 0 11811 55 0 55 55 0 8 0
pdppl 4096 880 0 810 98 26 72 86 0 8 2
pvpl 32 13618 0 0 110 0 110 110 0 265 0
pmappl 256 435 0 405 3 0 3 3 0 8 0
extentpl 40 45 0 27 1 0 1 1 0 8 0
phpool 112 262 0 31 8 0 8 8 0 8 0
ddb{1}> machine ddbcpu 0
Stopped at x86_ipi_db+0x27: addq $0x8,%rsp
x86_ipi_db(ffffffff83787ff0) 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(ffffffff838f7d38) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:134 [inline]
__mp_lock(ffffffff838f7d38) at __mp_lock+0x192 sys/kern/kern_lock.c:165
intr_handler(ffff800030ffbae0,ffff800000079a80) at intr_handler+0xe9 sys/arch/amd64/amd64/intr.c:559
Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f
__mp_lock(ffffffff838f7d38) at __mp_lock+0x190 __mp_lock_spin sys/kern/kern_lock.c:135 [inline]
__mp_lock(ffffffff838f7d38) at __mp_lock+0x190 sys/kern/kern_lock.c:165
uvm_fault(fffffd806b7f4b90,ca226142000,0,1) at uvm_fault+0x1ea sys/uvm/uvm_fault.c:700
upageflttrap(ffff800030ffbe70,ca226142000) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:192
usertrap(ffff800030ffbe70) at usertrap+0x3c6 sys/arch/amd64/amd64/trap.c:605
recall_trap() at recall_trap+0x8
end of kernel
end trace frame: 0x72f93886bfe0, count: 4
ddb{0}> trace
x86_ipi_db(ffffffff83787ff0) 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(ffffffff838f7d38) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:134 [inline]
__mp_lock(ffffffff838f7d38) at __mp_lock+0x192 sys/kern/kern_lock.c:165
intr_handler(ffff800030ffbae0,ffff800000079a80) at intr_handler+0xe9 sys/arch/amd64/amd64/intr.c:559
Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f
__mp_lock(ffffffff838f7d38) at __mp_lock+0x190 __mp_lock_spin sys/kern/kern_lock.c:135 [inline]
__mp_lock(ffffffff838f7d38) at __mp_lock+0x190 sys/kern/kern_lock.c:165
uvm_fault(fffffd806b7f4b90,ca226142000,0,1) at uvm_fault+0x1ea sys/uvm/uvm_fault.c:700
upageflttrap(ffff800030ffbe70,ca226142000) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:192
usertrap(ffff800030ffbe70) at usertrap+0x3c6 sys/arch/amd64/amd64/trap.c:605
recall_trap() at recall_trap+0x8
end of kernel
end trace frame: 0x72f93886bfe0, count: -11
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(ffffffff833f7f7f) at panic+0x1e5 sys/kern/subr_prf.c:198
chgproccnt(ee00,ffffffff) at chgproccnt+0xcc
sys_setreuid(ffff800035c09778,ffff80003c46b4d0,ffff80003c46b420) at sys_setreuid+0x565 sys/kern/kern_prot.c:688
syscall(ffff80003c46b4d0) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff80003c46b4d0) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:748
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0xee293e4b020, count: 9
ddb{1}> trace
db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438
panic(ffffffff833f7f7f) at panic+0x1e5 sys/kern/subr_prf.c:198
chgproccnt(ee00,ffffffff) at chgproccnt+0xcc
sys_setreuid(ffff800035c09778,ffff80003c46b4d0,ffff80003c46b420) at sys_setreuid+0x565 sys/kern/kern_prot.c:688
syscall(ffff80003c46b4d0) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff80003c46b4d0) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:748
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0xee293e4b020, count: -6