On 16.7.2021. 20:02, Hrvoje Popovski wrote:
> Hi all,
>
> with source fetched few minutes ago i wanted to test bluhm@ diff
> https://marc.info/?l=openbsd-tech&m=162645141414262&w=2
> I've found out that with or without bluhm@ diff i'm getting panic. panic
> in attachment.
>
> I'm sending traffic over ipsec tunnel from r620-1 box to x3550m4 box. If
> at one point while sending traffic over tunnel i hit "enter" over serial
> console on x3550m4, that box panic with this log:
with WITNESS ..
x3550m4# panic: malloc: out of space in kmem_map
Stopped at db_enter+0x10: popq %rbp
TID PID UID PRFLAGS PFLAGS CPU COMMAND
*289105 63905 0 0x100003 0 1K ksh
db_enter() at db_enter+0x10
panic(ffffffff81ea2c88) at panic+0xbf
malloc(10000,7f,1) at malloc+0x7b4
ufs_readdir(ffff800026e84c10) at ufs_readdir+0xf8
VOP_READDIR(fffffd887f03d460,ffff800026e84c78,fffffd887f7d7c60,ffff800026e84cbc)
at VOP_READDIR+0x50
sys_getdents(ffff800026f2b508,ffff800026e84d30,ffff800026e84d90) at
sys_getdents+0x161
syscall(ffff800026e84e00) at syscall+0x3a9
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7f7ffffd7000, count: 7
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}> show locks
exclusive rrwlock inode r = 0 (0xfffffd887ec1dc48)
#0 witness_lock+0x333
#1 rw_enter+0x27f
#2 rrw_enter+0x56
#3 VOP_LOCK+0x5b
#4 vn_lock+0xad
#5 sys_getdents+0xfe
#6 syscall+0x3a9
#7 Xsyscall+0x128
exclusive kernel_lock &kernel_lock r = 0 (0xffffffff82306b40)
#0 witness_lock+0x333
#1 syscall+0x29e
#2 Xsyscall+0x128
ddb{1}> show reg
rdi 0
rsi 0x14
rbp 0xffff800026e848d0
rbx 0x10000 __ALIGN_SIZE+0xf000
rdx 0xfe00000000000003
rcx 0x282
rax 0x28
r8 0x101010101010101
r9 0
r10 0
r11 0xe254fbd981f43f47
r12 0xffff8000219baa00
r13 0x10000 __ALIGN_SIZE+0xf000
r14 0
r15 0xffffffff81ea2c88 apollo_udma100_tim+0xc745
rip 0xffffffff8139d200 db_enter+0x10
cs 0x8
rflags 0x286
rsp 0xffff800026e848d0
ss 0x10
db_enter+0x10: popq %rbp
ddb{1}> ps
PID TID PPID UID S FLAGS WAIT COMMAND
38747 389002 68287 68 3 0x90 select isakmpd
68287 379577 1 0 3 0x80 netio isakmpd
*63905 289105 1 0 7 0x100003 ksh
51457 163250 1 0 3 0x100098 poll cron
77909 402925 35691 95 3 0x100092 kqread smtpd
78088 37152 35691 103 3 0x100092 kqread smtpd
62475 202424 35691 95 3 0x100092 kqread smtpd
33104 393361 35691 95 3 0x100092 kqread smtpd
99817 462713 35691 95 3 0x100092 kqread smtpd
49139 379482 35691 95 3 0x100092 kqread smtpd
35691 127563 1 0 3 0x100080 kqread smtpd
60575 345518 1 0 3 0x88 select sshd
42089 129781 1 0 3 0x100080 poll ntpd
13806 436163 95467 83 3 0x100092 poll ntpd
95467 117285 1 83 3 0x100092 poll ntpd
68954 146234 99233 74 3 0x100092 bpf pflogd
99233 26243 1 0 3 0x80 netio pflogd
46731 44450 83208 73 3 0x100090 kqread syslogd
83208 298754 1 0 3 0x100082 netio syslogd
24108 326233 1 0 3 0x100080 kqread resolvd
86229 481448 0 0 3 0x14200 bored smr
90881 31129 0 0 3 0x14200 pgzero zerothread
3369 196147 0 0 3 0x14200 aiodoned aiodoned
91637 24402 0 0 3 0x14200 syncer update
10524 225039 0 0 3 0x14200 cleaner cleaner
98418 474258 0 0 3 0x14200 reaper reaper
4887 253001 0 0 3 0x14200 pgdaemon pagedaemon
72437 269608 0 0 3 0x14200 bored crynlk
21023 435965 0 0 3 0x14200 bored crypto
3751 454766 0 0 3 0x14200 usbtsk usbtask
10715 377531 0 0 3 0x14200 usbatsk usbatsk
60934 18965 0 0 3 0x40014200 acpi0 acpi0
43187 352600 0 0 7 0x40014200 idle11
21339 40638 0 0 7 0x40014200 idle10
97154 350372 0 0 7 0x40014200 idle9
10084 112242 0 0 7 0x40014200 idle8
30863 355862 0 0 7 0x40014200 idle7
54728 399670 0 0 7 0x40014200 idle6
36057 271351 0 0 7 0x40014200 idle5
11048 423338 0 0 7 0x40014200 idle4
32384 489043 0 0 7 0x40014200 idle3
67080 244754 0 0 7 0x40014200 idle2
20726 364038 0 0 3 0x40014200 idle1
96812 322959 0 0 3 0x14200 bored sensors
5686 387933 0 0 3 0x14200 bored softnet
73644 400748 0 0 3 0x14200 bored systqmp
35175 298923 0 0 3 0x14200 bored systq
23660 24371 0 0 3 0x40014200 bored softclock
92986 28837 0 0 7 0x40014200 idle0
1 25661 0 0 3 0x82 wait init
0 0 -1 0 3 0x10200 scheduler swapper
ddb{1}> trace /t 0t289105
[143/18336]
uvm_fault(0xfffffd87864fc2e8, 0x2, 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 98095 50960K 50971K 78643K 99896 0
pcb 13 8K 8K 78643K 13 0
rtable 179 5K 6K 78643K 761 0
ifaddr 164 21K 23K 78643K 219 0
counters 274 206K 212K 78643K 322 0
ioctlops 0 0K 4K 78643K 1937 0
iov 0 0K 0K 78643K 16 0
mount 9 9K 9K 78643K 9 0
log 0 0K 13K 78643K 88672 0
vnodes 1194 75K 75K 78643K 1210 0
UFS quota 1 32K 32K 78643K 1 0
UFS mount 37 87K 87K 78643K 37 0
shm 2 1K 1K 78643K 2 0
VM map 2 1K 1K 78643K 2 0
sem 2 0K 0K 78643K 2 0
dirhash 30 5K 5K 78643K 57 0
ACPI 3991 479K 519K 78643K 15335 0
file desc 2 1K 1K 78643K 5 0
proc 67 63K 124K 78643K 1469 0
NFS srvsock 1 0K 0K 78643K 1 0
NFS daemon 1 16K 16K 78643K 1 0
in_multi 48 3K 3K 78643K 72 0
ether_multi 13 0K 0K 78643K 34 0
ISOFS mount 1 32K 32K 78643K 1 0
MSDOSFS mount 1 16K 16K 78643K 1 0
ttys 43 201K 201K 78643K 43 0
exec 0 0K 3K 78643K 1363 0
pfkey data 0 0K 2K 78643K 403 0
tdb 3 1K 2K 78643K 6 0
xform_data 40 1K 70482K 78643K 13074964 0
pagedep 1 8K 8K 78643K 1 0
inodedep 1 32K 32K 78643K 5 0
newblk 1 0K 0K 78643K 1 0
indirdep 0 0K 16K 78643K 4 0
VM swap 7 2326K 2326K 78643K 7 0
UVM amap 210 7K 89K 78643K 7098 0
UVM aobj 3 2K 2K 78643K 3 0
USB 84 28K 28K 78643K 98 0
USB device 19 1K 1K 78643K 19 0
witness 1 1600K 1600K 78643K 1 0
memdesc 1 4K 4K 78643K 1 0
crypto data 3 1K 1K 78643K 5 0
IPsec creds 3 0K 0K 78643K 60 0
NDP 16 0K 0K 78643K 24 0
temp 53 4238K 4242K 78643K 14722 0
kqueue 12 19K 45K 78643K 31 0
SYN cache 2 16K 16K 78643K 2 0
