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login: panic: uvmspace_fork: no space in map for entry in empty map
Stopped at db_enter+0x18: addq $0x8,%rsp
TID PID UID PRFLAGS PFLAGS CPU COMMAND
*366221 31743 0 0x2 0 0 syz-executor3278
db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398
panic() at panic+0x15c sys/kern/subr_prf.c:207
uvm_mapent_clone(ffff8000006a2200,8000,1f0000,0,7,7) at uvm_mapent_clone+0x1de sys/uvm/uvm_map.c:3708
uvm_share(ffff8000006a2200,0,7,fffffd803f012220,20008000,200000) at uvm_share+0x4b4 uvm_mapent_share sys/uvm/uvm_map.c:3767 [inline]
uvm_share(ffff8000006a2200,0,7,fffffd803f012220,20008000,200000) at uvm_share+0x4b4 sys/uvm/uvm_map.c:3668
vm_impl_init_vmx(ffff800014889860,ffff8000ffff4500) at vm_impl_init_vmx+0xf1 sys/arch/amd64/amd64/vmm.c:1270
vm_create(ffff800000a66000,ffff8000ffff4500) at vm_create+0x193 vm_impl_init sys/arch/amd64/amd64/vmm.c:1385 [inline]
vm_create(ffff800000a66000,ffff8000ffff4500) at vm_create+0x193 sys/arch/amd64/amd64/vmm.c:1174
VOP_IOCTL(fffffd8037ddc410,c5005601,ffff800000a66000,1,fffffd803f7c6a20,ffff8000ffff4500) at VOP_IOCTL+0x88 sys/kern/vfs_vops.c:291
vn_ioctl(fffffd803620b620,c5005601,ffff800000a66000,ffff8000ffff4500) at vn_ioctl+0xb7 sys/kern/vfs_vnops.c:536
sys_ioctl(ffff8000ffff4500,ffff8000148da768,ffff8000148da7b0) at sys_ioctl+0x5b9
syscall(ffff8000148da830) at syscall+0x507 sys/arch/amd64/amd64/trap.c:555
Xsyscall(6,0,deab7582000,0,7f7ffffd7028,7f7ffffd7018) at Xsyscall+0x128
end of kernel
end trace frame: 0x7f7ffffd6fb0, 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>
ddb> set $lines = 0
ddb> set $maxwidth = 0
ddb> show panic
uvmspace_fork: no space in map for entry in empty map
ddb> trace
db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398
panic() at panic+0x15c sys/kern/subr_prf.c:207
uvm_mapent_clone(ffff8000006a2200,8000,1f0000,0,7,7) at uvm_mapent_clone+0x1de sys/uvm/uvm_map.c:3708
uvm_share(ffff8000006a2200,0,7,fffffd803f012220,20008000,200000) at uvm_share+0x4b4 uvm_mapent_share sys/uvm/uvm_map.c:3767 [inline]
uvm_share(ffff8000006a2200,0,7,fffffd803f012220,20008000,200000) at uvm_share+0x4b4 sys/uvm/uvm_map.c:3668
vm_impl_init_vmx(ffff800014889860,ffff8000ffff4500) at vm_impl_init_vmx+0xf1 sys/arch/amd64/amd64/vmm.c:1270
vm_create(ffff800000a66000,ffff8000ffff4500) at vm_create+0x193 vm_impl_init sys/arch/amd64/amd64/vmm.c:1385 [inline]
vm_create(ffff800000a66000,ffff8000ffff4500) at vm_create+0x193 sys/arch/amd64/amd64/vmm.c:1174
VOP_IOCTL(fffffd8037ddc410,c5005601,ffff800000a66000,1,fffffd803f7c6a20,ffff8000ffff4500) at VOP_IOCTL+0x88 sys/kern/vfs_vops.c:291
vn_ioctl(fffffd803620b620,c5005601,ffff800000a66000,ffff8000ffff4500) at vn_ioctl+0xb7 sys/kern/vfs_vnops.c:536
sys_ioctl(ffff8000ffff4500,ffff8000148da768,ffff8000148da7b0) at sys_ioctl+0x5b9
syscall(ffff8000148da830) at syscall+0x507 sys/arch/amd64/amd64/trap.c:555
Xsyscall(6,0,deab7582000,0,7f7ffffd7028,7f7ffffd7018) at Xsyscall+0x128
end of kernel
end trace frame: 0x7f7ffffd6fb0, count: -11
ddb> show registers
rdi 0
rsi 0x1
rbp 0xffff8000148da190
rbx 0xffff8000148da240
rdx 0x2
rcx 0x1
rax 0x1
r8 0xffff8000148da150
r9 0x1
r10 0x58a71c39d496137f
r11 0x41e1031ba5bbe106
r12 0x3000000008
r13 0xffff8000148da1a0
r14 0x100
r15 0x1
rip 0xffffffff81f649d8 db_enter+0x18
cs 0x8
rflags 0x246
rsp 0xffff8000148da180
ss 0x10
db_enter+0x18: addq $0x8,%rsp
ddb> show proc
PROC (syz-executor3278) pid=366221 stat=onproc
flags process=2<EXEC> proc=0
pri=52, usrpri=52, nice=20
forw=0xffffffffffffffff, list=0xffff8000ffff49f0,0xffffffff82592f90
process=0xffff8000148a2378 user=0xffff8000148d5000, vmspace=0xfffffd803f012220
estcpu=2, cpticks=0, pctcpu=0.0
user=0, sys=0, intr=0
ddb> ps
PID TID PPID UID S FLAGS WAIT COMMAND
*31743 366221 93580 0 7 0x2 syz-executor3278
93580 128286 66098 0 3 0x10008a pause ksh
66098 396201 70966 0 3 0x92 select sshd
25910 144265 1 0 3 0x100083 ttyin getty
70966 514555 1 0 3 0x80 select sshd
71981 44626 26709 73 3 0x100090 kqread syslogd
26709 478034 1 0 3 0x100082 netio syslogd
4259 47270 1 77 3 0x100090 poll dhclient
63090 426851 1 0 3 0x80 poll dhclient
48795 325899 0 0 2 0x14200 zerothread
39158 470658 0 0 3 0x14200 aiodoned aiodoned
19622 423561 0 0 3 0x14200 syncer update
20631 389618 0 0 3 0x14200 cleaner cleaner
75307 387905 0 0 3 0x14200 reaper reaper
17248 56450 0 0 3 0x14200 pgdaemon pagedaemon
12805 202978 0 0 3 0x14200 bored crynlk
50579 428211 0 0 3 0x14200 bored crypto
66070 404589 0 0 3 0x40014200 acpi0 acpi0
46572 9186 0 0 3 0x14200 bored softnet
11309 272481 0 0 3 0x14200 bored systqmp
49728 194027 0 0 3 0x14200 bored systq
49692 462607 0 0 3 0x40014200 bored softclock
56386 8528 0 0 3 0x40014200 idle0
24297 508723 0 0 3 0x14200 bored smr
1 45544 0 0 3 0x82 wait init
0 0 -1 0 3 0x10200 scheduler swapper
ddb> show all locks
No such command
ddb> show malloc
Type InUse MemUse HighUse Limit Requests Type Lim Kern Lim
devbuf 9441 6318K 6319K 78643K 10538 0 0
pcb 13 8K 8K 78643K 13 0 0
rtable 61 1K 2K 78643K 115 0 0
ifaddr 21 7K 7K 78643K 21 0 0
counters 19 16K 16K 78643K 19 0 0
ioctlops 1 2K 2K 78643K 14 0 0
mount 1 1K 1K 78643K 1 0 0
vnodes 1180 74K 74K 78643K 1185 0 0
UFS quota 1 32K 32K 78643K 1 0 0
UFS mount 5 36K 36K 78643K 5 0 0
shm 2 1K 1K 78643K 2 0 0
VM map 3 0K 0K 78643K 3 0 0
sem 2 0K 0K 78643K 2 0 0
dirhash 12 2K 2K 78643K 12 0 0
ACPI 1794 195K 288K 78643K 12646 0 0
file desc 1 0K 0K 78643K 1 0 0
proc 47 38K 46K 78643K 278 0 0
NFS srvsock 1 0K 0K 78643K 1 0 0
NFS daemon 1 16K 16K 78643K 1 0 0
in_multi 11 0K 0K 78643K 11 0 0
ether_multi 1 0K 0K 78643K 1 0 0
ISOFS mount 1 32K 32K 78643K 1 0 0
MSDOSFS mount 1 16K 16K 78643K 1 0 0
ttys 18 79K 79K 78643K 18 0 0
exec 0 0K 1K 78643K 151 0 0
pagedep 1 8K 8K 78643K 1 0 0
inodedep 1 32K 32K 78643K 1 0 0
newblk 1 0K 0K 78643K 1 0 0
VM swap 7 26K 26K 78643K 7 0 0
UVM amap 51 3K 3K 78643K 685 0 0
UVM aobj 2 2K 2K 78643K 2 0 0
memdesc 1 4K 4K 78643K 1 0 0
crypto data 1 1K 1K 78643K 1 0 0
NDP 3 0K 0K 78643K 3 0 0
temp 30 3523K 3587K 78643K 1695 0 0
SYN cache 2 16K 16K 78643K 2 0 0
ddb> show all pools
Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle
arp 64 2 0 0 1 0 1 1 0 8 0
rtpcb 80 15 0 13 1 0 1 1 0 8 0
rtentry 112 23 0 1 1 0 1 1 0 8 0
unpcb 120 27 0 19 1 0 1 1 0 8 0
syncache 264 5 0 5 1 0 1 1 0 8 1
tcpcb 544 8 0 5 1 0 1 1 0 8 0
inpcb 280 22 0 16 1 0 1 1 0 8 0
art_heap8 4096 1 0 0 1 0 1 1 0 8 0
art_heap4 256 97 0 0 7 0 7 7 0 8 0
art_table 32 98 0 0 1 0 1 1 0 8 0
art_node 16 22 0 2 1 0 1 1 0 8 0
dirhash 1024 17 0 0 3 0 3 3 0 8 0
dino1pl 128 1389 0 15 45 0 45 45 0 8 0
ffsino 240 1389 0 15 81 0 81 81 0 8 0
nchpl 144 1576 0 44 57 0 57 57 0 8 0
uvmvnodes 72 1398 0 0 26 0 26 26 0 8 0
vnodes 208 1398 0 0 74 0 74 74 0 8 0
namei 1024 3453 0 3453 1 0 1 1 0 8 1
vmpool 520 1 0 0 1 0 1 1 0 8 0
scxspl 192 2400 0 2400 2 0 2 2 0 8 2
plimitpl 152 13 0 8 1 0 1 1 0 8 0
sigapl 432 175 0 165 2 0 2 2 0 8 0
knotepl 112 5 0 0 1 0 1 1 0 8 0
kqueuepl 104 1 0 0 1 0 1 1 0 8 0
pipepl 112 114 0 107 1 0 1 1 0 8 0
fdescpl 424 176 0 165 2 0 2 2 0 8 0
filepl 120 834 0 790 2 0 2 2 0 8 0
lockfpl 104 5 0 4 1 0 1 1 0 8 0
lockfspl 48 3 0 2 1 0 1 1 0 8 0
sessionpl 112 17 0 9 1 0 1 1 0 8 0
pgrppl 48 17 0 9 1 0 1 1 0 8 0
ucredpl 96 47 0 40 1 0 1 1 0 8 0
zombiepl 144 165 0 165 1 0 1 1 0 8 1
processpl 864 190 0 165 4 0 4 4 0 8 0
procpl 632 190 0 165 3 0 3 3 0 8 0
sockpl 384 64 0 48 2 0 2 2 0 8 0
mcl4k 4096 10 0 10 1 0 1 1 0 8 1
mcl2k 2048 5768 0 5733 8 0 8 8 0 8 3
mtagpl 80 2 0 2 1 1 0 1 0 8 0
mbufpl 256 9845 0 9795 6 0 6 6 0 8 1
bufpl 256 2045 0 239 113 0 113 113 0 8 0
anonpl 16 16897 0 15784 6 1 5 6 0 62 0
amapchunkpl 152 462 0 427 2 0 2 2 0 158 0
amappl16 192 70 0 65 1 0 1 1 0 8 0
amappl14 176 35 0 31 1 0 1 1 0 8 0
amappl12 160 3 0 3 1 0 1 1 0 8 1
amappl11 152 39 0 28 1 0 1 1 0 8 0
amappl10 144 2 0 2 1 0 1 1 0 8 1
amappl9 136 372 0 371 1 0 1 1 0 8 0
amappl8 128 82 0 78 1 0 1 1 0 8 0
amappl7 120 15 0 13 1 0 1 1 0 8 0
amappl6 112 45 0 41 1 0 1 1 0 8 0
amappl5 104 144 0 134 1 0 1 1 0 8 0
amappl4 96 393 0 370 1 0 1 1 0 8 0
amappl3 88 103 0 97 1 0 1 1 0 8 0
amappl2 80 705 0 656 2 0 2 2 0 8 0
amappl1 72 11876 0 11499 14 5 9 14 0 8 0
amappl 80 353 0 333 1 0 1 1 0 84 0
dma4096 4096 1 0 1 1 1 0 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 64 1 0 0 1 0 1 1 0 8 0
uaddrrnd 24 177 0 165 1 0 1 1 0 8 0
uaddrbest 32 2 0 0 1 0 1 1 0 8 0
uaddr 24 177 0 165 1 0 1 1 0 8 0
vmmpekpl 168 5293 0 5277 1 0 1 1 0 8 0
vmmpepl 168 25221 0 24485 44 4 40 44 0 357 7
vmsppl 272 175 0 165 1 0 1 1 0 8 0
pdppl 4096 360 0 330 5 0 5 5 0 8 0
pvpl 32 70145 0 67396 26 0 26 26 0 265 3
pmappl 200 176 0 165 1 0 1 1 0 8 0
extentpl 40 46 0 29 1 0 1 1 0 8 0
phpool 112 230 0 2 7 0 7 7 0 8 0
| Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2019/11/05 09:03 | openbsd | 67035d4b95d6 | 76630fc9 | .config | console log | report | syz | C | ci-openbsd-main | |||
| 2019/11/01 17:05 | openbsd | c2600de8aa52 | a41ca8fa | .config | console log | report | syz | C | ci-openbsd-multicore | |||
| 2019/10/15 06:01 | openbsd | 670fdd297620 | 05ad7292 | .config | console log | report | syz | C | ci-openbsd-main | |||
| 2019/10/03 04:56 | openbsd | c722278fddec | 2e29b534 | .config | console log | report | syz | C | ci-openbsd-multicore | |||
| 2019/11/26 16:29 | openbsd | 30289eba60fe | 2649e7cc | .config | console log | report | ci-openbsd-multicore | |||||
| 2019/11/26 08:09 | openbsd | 943f8c8c295c | f746151a | .config | console log | report | ci-openbsd-main | |||||
| 2019/11/26 01:22 | openbsd | 943f8c8c295c | f746151a | .config | console log | report | ci-openbsd-main | |||||
| 2019/11/25 22:25 | openbsd | 943f8c8c295c | f746151a | .config | console log | report | ci-openbsd-main | |||||
| 2019/11/25 19:31 | openbsd | d70f219138ae | 371caf77 | .config | console log | report | ci-openbsd-main | |||||
| 2019/11/25 06:51 | openbsd | fcf6720f14d1 | 598ca6c8 | .config | console log | report | ci-openbsd-main | |||||
| 2019/11/25 05:48 | openbsd | fcf6720f14d1 | 598ca6c8 | .config | console log | report | ci-openbsd-multicore | |||||
| 2019/11/24 23:14 | openbsd | 978220ac0b15 | 598ca6c8 | .config | console log | report | ci-openbsd-multicore | |||||
| 2019/11/24 18:10 | openbsd | 978220ac0b15 | 598ca6c8 | .config | console log | report | ci-openbsd-multicore | |||||
| 2019/11/24 17:20 | openbsd | 978220ac0b15 | 598ca6c8 | .config | console log | report | ci-openbsd-main | |||||
| 2019/11/24 03:34 | openbsd | 254679ff52b1 | 598ca6c8 | .config | console log | report | ci-openbsd-multicore | |||||
| 2019/11/23 18:39 | openbsd | ee79b9a7c44b | 598ca6c8 | .config | console log | report | ci-openbsd-multicore | |||||
| 2019/11/22 16:05 | openbsd | 2919d9e0cbdc | e89749ef | .config | console log | report | ci-openbsd-main | |||||
| 2019/11/21 21:24 | openbsd | 135e95f28b53 | 8098ea0f | .config | console log | report | ci-openbsd-main | |||||
| 2019/11/21 16:19 | openbsd | 135e95f28b53 | 8098ea0f | .config | console log | report | ci-openbsd-main | |||||
| 2019/11/21 11:39 | openbsd | 135e95f28b53 | 8098ea0f | .config | console log | report | ci-openbsd-multicore | |||||
| 2019/11/20 22:19 | openbsd | ddfcd1cc9cf3 | 8098ea0f | .config | console log | report | ci-openbsd-multicore | |||||
| 2019/11/20 14:20 | openbsd | 039d6aae052b | 12be8ffc | .config | console log | report | ci-openbsd-multicore | |||||
| 2019/11/20 01:38 | openbsd | 593a100ba7e7 | b7a277d2 | .config | console log | report | ci-openbsd-multicore | |||||
| 2019/11/19 22:26 | openbsd | 593a100ba7e7 | b7a277d2 | .config | console log | report | ci-openbsd-multicore | |||||
| 2019/11/19 14:36 | openbsd | 30d546f475f9 | 432c7650 | .config | console log | report | ci-openbsd-main | |||||
| 2019/11/19 11:25 | openbsd | 30d546f475f9 | 432c7650 | .config | console log | report | ci-openbsd-main | |||||
| 2019/11/18 06:43 | openbsd | 4022b8731182 | d5696d51 | .config | console log | report | ci-openbsd-multicore | |||||
| 2019/11/18 04:11 | openbsd | 4022b8731182 | d5696d51 | .config | console log | report | ci-openbsd-main | |||||
| 2019/11/18 00:30 | openbsd | eb818a3e8307 | d5696d51 | .config | console log | report | ci-openbsd-main | |||||
| 2019/11/18 00:22 | openbsd | eb818a3e8307 | d5696d51 | .config | console log | report | ci-openbsd-main | |||||
| 2019/11/17 17:41 | openbsd | eb818a3e8307 | d5696d51 | .config | console log | report | ci-openbsd-multicore | |||||
| 2019/11/17 15:32 | openbsd | eb818a3e8307 | d5696d51 | .config | console log | report | ci-openbsd-main | |||||
| 2019/11/17 12:36 | openbsd | eb818a3e8307 | d5696d51 | .config | console log | report | ci-openbsd-main | |||||
| 2019/11/17 08:45 | openbsd | d8449269f3d4 | d5696d51 | .config | console log | report | ci-openbsd-multicore | |||||
| 2019/11/16 19:57 | openbsd | b78dbe0757a3 | d5696d51 | .config | console log | report | ci-openbsd-multicore | |||||
| 2019/11/16 16:13 | openbsd | b78dbe0757a3 | d5696d51 | .config | console log | report | ci-openbsd-main | |||||
| 2019/11/16 10:31 | openbsd | b78dbe0757a3 | d5696d51 | .config | console log | report | ci-openbsd-multicore | |||||
| 2019/11/16 06:27 | openbsd | c982058ecee1 | cdac920b | .config | console log | report | ci-openbsd-main | |||||
| 2019/11/16 03:44 | openbsd | c982058ecee1 | cdac920b | .config | console log | report | ci-openbsd-multicore | |||||
| 2019/11/16 01:00 | openbsd | c982058ecee1 | cdac920b | .config | console log | report | ci-openbsd-main | |||||
| 2019/11/15 23:25 | openbsd | c982058ecee1 | cdac920b | .config | console log | report | ci-openbsd-main | |||||
| 2019/11/15 22:02 | openbsd | c982058ecee1 | cdac920b | .config | console log | report | ci-openbsd-main | |||||
| 2019/11/15 04:41 | openbsd | 3d133dcfcb5d | a24fe792 | .config | console log | report | ci-openbsd-multicore | |||||
| 2019/11/15 04:30 | openbsd | 3d133dcfcb5d | a24fe792 | .config | console log | report | ci-openbsd-main | |||||
| 2019/11/15 03:21 | openbsd | 3d133dcfcb5d | a24fe792 | .config | console log | report | ci-openbsd-main | |||||
| 2019/11/14 23:28 | openbsd | 3d133dcfcb5d | a24fe792 | .config | console log | report | ci-openbsd-main | |||||
| 2019/11/14 20:53 | openbsd | 3d133dcfcb5d | a24fe792 | .config | console log | report | ci-openbsd-multicore | |||||
| 2019/11/14 19:44 | openbsd | 9d8a210628dc | 5d15a967 | .config | console log | report | ci-openbsd-main | |||||
| 2019/11/14 15:14 | openbsd | 9d8a210628dc | 5d15a967 | .config | console log | report | ci-openbsd-multicore | |||||
| 2019/11/14 12:46 | openbsd | 9d8a210628dc | 5d15a967 | .config | console log | report | ci-openbsd-multicore | |||||
| 2019/11/14 11:29 | openbsd | 9d8a210628dc | 5d15a967 | .config | console log | report | ci-openbsd-main | |||||
| 2019/11/14 09:52 | openbsd | 9d8a210628dc | 5d15a967 | .config | console log | report | ci-openbsd-multicore | |||||
| 2019/11/14 06:08 | openbsd | 39b7db2742d3 | 048f2d49 | .config | console log | report | ci-openbsd-main | |||||
| 2019/11/14 03:00 | openbsd | 39b7db2742d3 | 048f2d49 | .config | console log | report | ci-openbsd-main | |||||
| 2019/10/03 04:39 | openbsd | c722278fddec | 2e29b534 | .config | console log | report | ci-openbsd-multicore |