protection_fault: done_flush (2)
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syzbot
Nov 14, 2023, 10:01:57 PM11/14/23
to syzkaller-o...@googlegroups.com
Hello,
syzbot found the following issue on:
HEAD commit: b202fd010d79 Mention gnome in DIST_TUPLE.
git tree: openbsd
console output: https://syzkaller.appspot.com/x/log.txt?x=13cecc04e80000
kernel config: https://syzkaller.appspot.com/x/.config?x=1bc15e68cd2a49e5
dashboard link: https://syzkaller.appspot.com/bug?extid=adc8ab0eb63fadc97a68
Unfortunately, I don't have any reproducer for this issue yet.
Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/cb26db249f39/disk-b202fd01.raw.xz
bsd.gdb: https://storage.googleapis.com/syzbot-assets/b978957da0f7/bsd-b202fd01.gdb.xz
kernel image: https://storage.googleapis.com/syzbot-assets/3f148634653f/kernel-b202fd01.xz
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+adc8ab...@syzkaller.appspotmail.com
666kernel: protection fault trap, code=0
Stopped at done_flush+0x38: movl %eax,%dr6
ddb>
ddb> set $lines = 0
ddb> set $maxwidth = 0
ddb> show panic
the kernel did not panic
ddb> trace
done_flush() at done_flush+0x38
vm_run(ffff800024b88160) at vm_run+0x163
vmmioctl(a00,c0205602,ffff800024b88160,1,ffff800021732808) at vmmioctl+0x299 sys/dev/vmm/vmm.c:242
VOP_IOCTL(fffffd806e7840d8,c0205602,ffff800024b88160,1,fffffd807f7d7a28,ffff800021732808) at VOP_IOCTL+0x91 sys/kern/vfs_vops.c:264
vn_ioctl(fffffd8078760358,c0205602,ffff800024b88160,ffff800021732808) at vn_ioctl+0xbb sys/kern/vfs_vnops.c:525
sys_ioctl(ffff800021732808,ffff800024b88270,ffff800024b882c0) at sys_ioctl+0x49e
syscall(ffff800024b88340) at syscall+0x4a8 sys/arch/amd64/amd64/trap.c:623
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x5fd5e9d29b0, count: -8
ddb> show registers
rdi 0x6c14 __ALIGN_SIZE+0x5c14
rsi 0xffff800029a3ce30
rbp 0xffff800024b87eb0
rbx 0x756e6547
rdx 0x49656e69
rcx 0x6c65746e
rax 0xfffffffffffffffc
r8 0
r9 0x10000 __ALIGN_SIZE+0xf000
r10 0x91158c9a4509f94d
r11 0xdba723543d0ccc0b
r12 0xffff800029a3cba8
r13 0xffff800029a3cb58
r14 0xffff800029a3c800
r15 0xffff800024b88160
rip 0xffffffff81cc9a9b done_flush+0x38
cs 0x8
rflags 0x10046 __ALIGN_SIZE+0xf046
rsp 0xffff800024b87d16
ss 0x10
done_flush+0x38: movl %eax,%dr6
ddb> show proc
PROC (syz-executor.3) tid=384937 pid=77782 tcnt=2 stat=onproc
flags process=0 proc=4000000<THREAD>
runpri=32, usrpri=81, slppri=32, nice=20
wchan=0x0, wmesg=, ps_single=0x0
forw=0xffffffffffffffff, list=0xffff800021732560,0xffff8000217312d8
process=0xffff80002ce7e7e8 user=0xffff800024b83000, vmspace=0xfffffd80657cf300
estcpu=36, cpticks=0, pctcpu=0.0, user=0, sys=0, intr=0
ddb> ps
PID TID PPID UID S FLAGS WAIT COMMAND
77782 336654 94496 0 2 0 syz-executor.3
*77782 384937 94496 0 7 0x4000000 syz-executor.3
48197 314998 11222 0 2 0 syz-executor.2
48197 342312 11222 0 3 0x4000080 fsleep syz-executor.2
48197 341082 11222 0 3 0x4000080 fsleep syz-executor.2
37486 359575 87744 0 2 0 syz-executor.6
44527 488528 50898 0 3 0x82 nanoslp syz-executor.7
94496 6888 50898 0 3 0x82 nanoslp syz-executor.3
33783 373583 0 0 3 0x14280 nfsidl nfsio
84369 120499 0 0 3 0x14280 nfsidl nfsio
71285 150531 0 0 3 0x14280 nfsidl nfsio
30461 417368 0 0 3 0x14280 nfsidl nfsio
56803 480900 0 0 3 0x14280 nfsidl nfsio
44716 466476 0 0 3 0x14280 nfsidl nfsio
94792 335568 0 0 3 0x14280 nfsidl nfsio
52840 284273 0 0 3 0x14280 nfsidl nfsio
38872 446831 0 0 3 0x14280 nfsidl nfsio
56244 171966 0 0 3 0x14280 nfsidl nfsio
77153 68917 0 0 3 0x14280 nfsidl nfsio
39616 306548 0 0 3 0x14280 nfsidl nfsio
54910 274526 0 0 3 0x14280 nfsidl nfsio
5816 230740 0 0 3 0x14280 nfsidl nfsio
22415 254385 0 0 3 0x14280 nfsidl nfsio
59767 292507 0 0 3 0x14280 nfsidl nfsio
79803 79774 0 0 3 0x14280 nfsidl nfsio
65129 265820 0 0 3 0x14280 nfsidl nfsio
53443 459796 0 0 3 0x14280 nfsidl nfsio
36341 16849 0 0 3 0x14280 nfsidl nfsio
57436 84484 50898 0 2 0x2 syz-executor.5
11222 203113 50898 0 3 0x82 nanoslp syz-executor.2
4347 345138 50898 0 3 0x82 nanoslp syz-executor.4
22805 188643 1 0 3 0x100083 ttyin getty
90701 492779 0 0 3 0x14200 acct acct
83274 215987 50898 0 3 0x82 nanoslp syz-executor.0
83778 141234 0 0 3 0x14200 bored sosplice
87744 365778 50898 0 3 0x82 nanoslp syz-executor.6
44958 152636 50898 0 3 0x82 nanoslp syz-executor.1
50898 59416 28727 0 3 0x2000082 thrsleep syz-fuzzer
50898 403502 28727 0 3 0x6000082 nanoslp syz-fuzzer
50898 35913 28727 0 3 0x6000082 wait syz-fuzzer
50898 15303 28727 0 3 0x6000082 wait syz-fuzzer
50898 155984 28727 0 3 0x6000082 thrsleep syz-fuzzer
50898 231378 28727 0 3 0x6000082 kqread syz-fuzzer
50898 359295 28727 0 3 0x6000082 wait syz-fuzzer
50898 259702 28727 0 3 0x6000082 wait syz-fuzzer
50898 22181 28727 0 3 0x6000082 wait syz-fuzzer
50898 93838 28727 0 3 0x6000082 thrsleep syz-fuzzer
50898 8542 28727 0 3 0x6000082 wait syz-fuzzer
50898 376904 28727 0 3 0x6000082 wait syz-fuzzer
50898 194818 28727 0 3 0x6000082 thrsleep syz-fuzzer
50898 350200 28727 0 3 0x6000082 wait syz-fuzzer
28727 220967 58673 0 3 0x10008a sigsusp ksh
58673 57495 95273 0 3 0x9a kqread sshd
95273 97564 1 0 3 0x88 kqread sshd
69945 519297 40506 73 3 0x1100090 kqread syslogd
40506 55686 1 0 3 0x100082 netio syslogd
29167 384651 1 0 3 0x100080 kqread resolvd
66681 495780 78370 77 3 0x100092 kqread dhcpleased
18362 410868 78370 77 3 0x100092 kqread dhcpleased
78370 338869 1 0 3 0x80 kqread dhcpleased
67777 369126 0 0 3 0x14200 bored smr
91332 493997 0 0 2 0x14200 zerothread
67085 30034 0 0 3 0x14200 aiodoned aiodoned
16920 294226 0 0 3 0x14200 syncer update
66354 144537 0 0 3 0x14200 cleaner cleaner
54738 197943 0 0 3 0x14200 reaper reaper
41043 105384 0 0 3 0x14200 pgdaemon pagedaemon
31517 64694 0 0 3 0x14200 bored viomb
77540 444048 0 0 3 0x40014200 acpi0 acpi0
37916 76750 0 0 3 0x14200 bored softnet3
88738 438009 0 0 3 0x14200 bored softnet2
57440 437279 0 0 3 0x14200 bored softnet1
18914 72403 0 0 3 0x14200 bored softnet0
46666 273665 0 0 3 0x14200 bored systqmp
65779 210430 0 0 3 0x14200 bored systq
81364 115945 0 0 3 0x40014200 tmoslp softclock
39485 141568 0 0 3 0x40014200 idle0
1 229422 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
devbuf 10198 6501K 18917K 78643K 34858 0
pcb 13 14K 16K 78643K 565 0
rtable 243 7K 7K 78643K 998 0
pf 36 10K 10K 78643K 187 0
ifaddr 46 12K 13K 78643K 153 0
ifgroup 63 2K 2K 78643K 278 0
sysctl 3 0K 0K 78643K 3 0
counters 31 17K 17K 78643K 106 0
ioctlops 0 0K 2K 78643K 4902 0
iov 0 0K 36K 78643K 683 0
mount 1 1K 1K 78643K 1 0
log 0 0K 0K 78643K 4 0
vnodes 1535 96K 97K 78643K 8290 0
UFS quota 1 32K 32K 78643K 1 0
UFS mount 5 36K 36K 78643K 5 0
shm 2 1K 9K 78643K 92 0
VM map 2 1K 1K 78643K 2 0
sem 12 0K 0K 78643K 906 0
dirhash 12 2K 2K 78643K 51 0
ACPI 1697 195K 286K 78643K 12548 0
file desc 13 45K 73K 78643K 6698 0
sigio 0 0K 0K 78643K 488 0
proc 58 59K 83K 78643K 930 0
subproc 104 6K 6K 78643K 208 0
NFS srvsock 1 0K 0K 78643K 1 0
NFS daemon 1 16K 16K 78643K 1 0
ip_moptions 0 0K 0K 78643K 385 0
in_multi 99 7K 7K 78643K 241 0
ether_multi 1 0K 0K 78643K 4 0
mrt 1 0K 0K 78643K 4 0
ISOFS mount 1 32K 32K 78643K 1 0
MSDOSFS mount 1 16K 16K 78643K 1 0
ttys 79 360K 360K 78643K 79 0
exec 0 0K 1K 78643K 1491 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 8 62K 64K 78643K 10 0
UVM amap 407 336K 338K 78643K 64093 0
UVM aobj 131 4K 5K 78643K 140 0
memdesc 1 4K 4K 78643K 1 0
crypto data 1 1K 1K 78643K 1 0
ip6_options 0 0K 0K 78643K 123 0
NDP 14 0K 1K 78643K 121 0
temp 74 5912K 6044K 78643K 49923 0
kqueue 12 18K 30K 78643K 510 0
SYN cache 2 1236K 1244K 78643K 3 0
ddb> show all pools
Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle
rtpcb 120 602 0 599 9 8 1 4 0 8 0
rtentry 112 287 0 174 4 0 4 4 0 8 0
unpcb 144 5291 0 5278 56 51 5 11 0 8 4
syncache 304 58 0 58 9 9 0 1 0 8 0
tcpqe 32 120 400 120 3 3 0 1 0 8 0
tcpcb 808 1818 0 1759 57 47 10 13 0 8 4
arp 88 35 0 16 1 0 1 1 0 8 0
ipq 40 10 0 10 3 3 0 1 0 8 0
ipqe 40 99 0 99 3 3 0 1 0 8 0
inpcb 336 4396 0 4331 58 49 9 14 0 8 3
ip6q 72 4 0 4 2 2 0 1 0 8 0
ip6af 40 6 0 6 2 2 0 1 0 8 0
nd6 104 57 0 31 1 0 1 1 0 8 0
pkpcb 40 17 0 17 2 2 0 1 0 8 0
kcovpl 48 16 0 8 1 0 1 1 0 8 0
ppxss 1160 43 0 43 8 7 1 1 0 8 1
art_heap8 4096 1 0 0 1 0 1 1 0 8 0
art_heap4 256 861 0 391 31 1 30 30 0 8 0
art_table 32 862 0 391 4 0 4 4 0 8 0
art_node 16 208 0 105 1 0 1 1 0 8 0
sysvmsgpl 40 13 0 6 1 0 1 1 0 8 0
semupl 112 4 0 4 1 1 0 1 0 8 0
semapl 112 898 0 888 1 0 1 1 0 8 0
shmpl 112 137 0 9 4 0 4 4 0 8 0
dirhash 1024 43 0 26 3 0 3 3 0 8 0
dino2pl 256 10467 0 9007 92 0 92 92 0 8 0
ffsino 240 10467 0 9007 87 0 87 87 0 8 0
nchpl 144 19884 0 19407 63 41 22 63 0 8 0
uvmvnodes 80 5926 0 0 121 0 121 121 0 8 0
vnodes 216 5926 0 0 330 0 330 330 0 8 0
namei 1024 74481 0 74480 7 6 1 3 0 8 0
vcpupl 2048 183 0 0 23 0 23 23 0 8 0
vmpool 664 186 0 3 16 0 16 16 0 8 0
kstatmem 264 178 0 150 7 4 3 3 0 8 1
scxspl 216 58985 0 58985 26 25 1 8 1 8 1
plimitpl 152 609 0 594 1 0 1 1 0 8 0
sigapl 424 7320 0 7254 8 0 8 8 0 8 0
futexpl 64 69980 0 69978 1 0 1 1 0 8 0
knotepl 120 64653 0 64573 27 24 3 16 0 8 0
kqueuepl 184 1353 0 1344 24 23 1 7 0 8 0
pipepl 288 2890 0 2862 44 41 3 11 0 8 0
fdescpl 432 6962 0 6938 4 0 4 4 0 8 0
filepl 120 53736 0 53500 69 56 13 20 0 8 3
lockfpl 104 7451 0 7449 14 13 1 3 0 8 0
lockfspl 48 3333 0 3331 3 2 1 2 0 8 0
sessionpl 144 32 0 16 1 0 1 1 0 8 0
pgrppl 48 468 0 452 1 0 1 1 0 8 0
ucredpl 104 5080 0 5064 1 0 1 1 0 8 0
zombiepl 144 7258 0 7254 1 0 1 1 0 8 0
processpl 1008 7320 0 7254 10 1 9 9 0 8 0
procpl 680 17353 0 17271 14 6 8 9 0 8 0
sosppl 168 96 0 88 4 3 1 1 0 8 0
sockpl 456 10357 0 10280 265 242 23 37 0 8 12
mcl64k 65536 264 0 264 5 5 0 1 0 8 0
mcl16k 16384 101 0 101 9 8 1 1 0 8 1
mcl12k 12288 336 0 336 2 2 0 1 0 8 0
mcl9k 9216 146 0 146 2 2 0 1 0 8 0
mcl8k 8192 509 0 509 6 5 1 1 0 8 1
mcl4k 4096 777 0 777 2 1 1 1 0 8 1
mcl2k2 2112 86 0 86 11 11 0 1 0 8 0
mcl2k 2048 78813 0 78680 70 51 19 31 0 8 0
mtagpl 96 2283 0 1636 25 8 17 18 0 8 0
mbufpl 256 183570 0 182717 252 195 57 102 0 8 0
bufpl 288 16008 0 9613 458 1 457 458 0 8 0
anonpl 24 753176 0 740959 107 6 101 106 0 188 1
amapchunkpl 152 203673 0 202955 60 25 35 42 0 158 3
amappl16 200 17015 0 16487 67 35 32 37 0 8 4
amappl15 192 12 0 12 1 1 0 1 0 8 0
amappl14 184 177 0 166 2 1 1 2 0 8 0
amappl13 176 17 0 17 1 1 0 1 0 8 0
amappl12 168 7707 0 7682 2 0 2 2 0 8 0
amappl11 160 45 0 35 1 0 1 1 0 8 0
amappl10 152 46 0 37 1 0 1 1 0 8 0
amappl9 144 203 0 202 2 1 1 1 0 8 0
amappl8 136 392 0 299 4 0 4 4 0 8 0
amappl7 128 243 0 219 2 0 2 2 0 8 0
amappl6 120 398 0 389 1 0 1 1 0 8 0
amappl5 112 247 0 237 1 0 1 1 0 8 0
amappl4 104 537 0 513 2 1 1 2 0 8 0
amappl3 96 40358 0 40293 3 0 3 3 0 8 0
amappl2 88 7795 0 7725 3 0 3 3 0 8 0
amappl1 80 33613 0 33116 22 11 11 22 0 8 0
amappl 88 63260 0 63049 6 0 6 6 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 72 139 0 9 3 0 3 3 0 8 0
uaddrrnd 24 7148 0 6941 2 0 2 2 0 8 0
uaddrbest 32 2 0 0 1 0 1 1 0 8 0
uaddr 24 7148 0 6941 2 0 2 2 0 8 0
vmmpekpl 168 57701 0 57617 5 0 5 5 0 8 0
vmmpepl 168 420085 0 417754 208 76 132 132 0 357 19
vmsppl 368 7147 0 6941 20 0 20 20 0 8 0
rwobjpl 24 108467 0 100865 49 1 48 48 0 8 0
pdppl 4096 14302 0 14065 415 168 247 247 0 8 10
pvpl 32 1916326 0 1898998 371 196 175 354 0 265 1
pmappl 216 7147 0 6941 12 0 12 12 0 8 0
extentpl 40 56 0 38 1 0 1 1 0 8 0
phpool 112 1657 0 586 33 0 33 33 0 8 0
ddb> machine ddbcpu 0
No such command
ddb> trace
done_flush() at done_flush+0x38
vm_run(ffff800024b88160) at vm_run+0x163
vmmioctl(a00,c0205602,ffff800024b88160,1,ffff800021732808) at vmmioctl+0x299 sys/dev/vmm/vmm.c:242
VOP_IOCTL(fffffd806e7840d8,c0205602,ffff800024b88160,1,fffffd807f7d7a28,ffff800021732808) at VOP_IOCTL+0x91 sys/kern/vfs_vops.c:264
vn_ioctl(fffffd8078760358,c0205602,ffff800024b88160,ffff800021732808) at vn_ioctl+0xbb sys/kern/vfs_vnops.c:525
sys_ioctl(ffff800021732808,ffff800024b88270,ffff800024b882c0) at sys_ioctl+0x49e
syscall(ffff800024b88340) at syscall+0x4a8 sys/arch/amd64/amd64/trap.c:623
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x5fd5e9d29b0, count: -8
ddb> machine ddbcpu 1
No such command
ddb> trace
done_flush() at done_flush+0x38
vm_run(ffff800024b88160) at vm_run+0x163
vmmioctl(a00,c0205602,ffff800024b88160,1,ffff800021732808) at vmmioctl+0x299 sys/dev/vmm/vmm.c:242
VOP_IOCTL(fffffd806e7840d8,c0205602,ffff800024b88160,1,fffffd807f7d7a28,ffff800021732808) at VOP_IOCTL+0x91 sys/kern/vfs_vops.c:264
vn_ioctl(fffffd8078760358,c0205602,ffff800024b88160,ffff800021732808) at vn_ioctl+0xbb sys/kern/vfs_vnops.c:525
sys_ioctl(ffff800021732808,ffff800024b88270,ffff800024b882c0) at sys_ioctl+0x49e
syscall(ffff800024b88340) at syscall+0x4a8 sys/arch/amd64/amd64/trap.c:623
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x5fd5e9d29b0, count: -8
---
This report is generated by a bot. It may contain errors.
See https://goo.gl/tpsmEJ for more information about syzbot.
syzbot engineers can be reached at syzk...@googlegroups.com.
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If you want to overwrite report's subsystems, reply with:
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If the report is a duplicate of another one, reply with:
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If you want to undo deduplication, reply with:
#syz undup
syzbot found the following issue on:
HEAD commit: b202fd010d79 Mention gnome in DIST_TUPLE.
git tree: openbsd
console output: https://syzkaller.appspot.com/x/log.txt?x=13cecc04e80000
kernel config: https://syzkaller.appspot.com/x/.config?x=1bc15e68cd2a49e5
dashboard link: https://syzkaller.appspot.com/bug?extid=adc8ab0eb63fadc97a68
Unfortunately, I don't have any reproducer for this issue yet.
Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/cb26db249f39/disk-b202fd01.raw.xz
bsd.gdb: https://storage.googleapis.com/syzbot-assets/b978957da0f7/bsd-b202fd01.gdb.xz
kernel image: https://storage.googleapis.com/syzbot-assets/3f148634653f/kernel-b202fd01.xz
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+adc8ab...@syzkaller.appspotmail.com
666kernel: protection fault trap, code=0
Stopped at done_flush+0x38: movl %eax,%dr6
ddb>
ddb> set $lines = 0
ddb> set $maxwidth = 0
ddb> show panic
the kernel did not panic
ddb> trace
done_flush() at done_flush+0x38
vm_run(ffff800024b88160) at vm_run+0x163
vmmioctl(a00,c0205602,ffff800024b88160,1,ffff800021732808) at vmmioctl+0x299 sys/dev/vmm/vmm.c:242
VOP_IOCTL(fffffd806e7840d8,c0205602,ffff800024b88160,1,fffffd807f7d7a28,ffff800021732808) at VOP_IOCTL+0x91 sys/kern/vfs_vops.c:264
vn_ioctl(fffffd8078760358,c0205602,ffff800024b88160,ffff800021732808) at vn_ioctl+0xbb sys/kern/vfs_vnops.c:525
sys_ioctl(ffff800021732808,ffff800024b88270,ffff800024b882c0) at sys_ioctl+0x49e
syscall(ffff800024b88340) at syscall+0x4a8 sys/arch/amd64/amd64/trap.c:623
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x5fd5e9d29b0, count: -8
ddb> show registers
rdi 0x6c14 __ALIGN_SIZE+0x5c14
rsi 0xffff800029a3ce30
rbp 0xffff800024b87eb0
rbx 0x756e6547
rdx 0x49656e69
rcx 0x6c65746e
rax 0xfffffffffffffffc
r8 0
r9 0x10000 __ALIGN_SIZE+0xf000
r10 0x91158c9a4509f94d
r11 0xdba723543d0ccc0b
r12 0xffff800029a3cba8
r13 0xffff800029a3cb58
r14 0xffff800029a3c800
r15 0xffff800024b88160
rip 0xffffffff81cc9a9b done_flush+0x38
cs 0x8
rflags 0x10046 __ALIGN_SIZE+0xf046
rsp 0xffff800024b87d16
ss 0x10
done_flush+0x38: movl %eax,%dr6
ddb> show proc
PROC (syz-executor.3) tid=384937 pid=77782 tcnt=2 stat=onproc
flags process=0 proc=4000000<THREAD>
runpri=32, usrpri=81, slppri=32, nice=20
wchan=0x0, wmesg=, ps_single=0x0
forw=0xffffffffffffffff, list=0xffff800021732560,0xffff8000217312d8
process=0xffff80002ce7e7e8 user=0xffff800024b83000, vmspace=0xfffffd80657cf300
estcpu=36, cpticks=0, pctcpu=0.0, user=0, sys=0, intr=0
ddb> ps
PID TID PPID UID S FLAGS WAIT COMMAND
77782 336654 94496 0 2 0 syz-executor.3
*77782 384937 94496 0 7 0x4000000 syz-executor.3
48197 314998 11222 0 2 0 syz-executor.2
48197 342312 11222 0 3 0x4000080 fsleep syz-executor.2
48197 341082 11222 0 3 0x4000080 fsleep syz-executor.2
37486 359575 87744 0 2 0 syz-executor.6
44527 488528 50898 0 3 0x82 nanoslp syz-executor.7
94496 6888 50898 0 3 0x82 nanoslp syz-executor.3
33783 373583 0 0 3 0x14280 nfsidl nfsio
84369 120499 0 0 3 0x14280 nfsidl nfsio
71285 150531 0 0 3 0x14280 nfsidl nfsio
30461 417368 0 0 3 0x14280 nfsidl nfsio
56803 480900 0 0 3 0x14280 nfsidl nfsio
44716 466476 0 0 3 0x14280 nfsidl nfsio
94792 335568 0 0 3 0x14280 nfsidl nfsio
52840 284273 0 0 3 0x14280 nfsidl nfsio
38872 446831 0 0 3 0x14280 nfsidl nfsio
56244 171966 0 0 3 0x14280 nfsidl nfsio
77153 68917 0 0 3 0x14280 nfsidl nfsio
39616 306548 0 0 3 0x14280 nfsidl nfsio
54910 274526 0 0 3 0x14280 nfsidl nfsio
5816 230740 0 0 3 0x14280 nfsidl nfsio
22415 254385 0 0 3 0x14280 nfsidl nfsio
59767 292507 0 0 3 0x14280 nfsidl nfsio
79803 79774 0 0 3 0x14280 nfsidl nfsio
65129 265820 0 0 3 0x14280 nfsidl nfsio
53443 459796 0 0 3 0x14280 nfsidl nfsio
36341 16849 0 0 3 0x14280 nfsidl nfsio
57436 84484 50898 0 2 0x2 syz-executor.5
11222 203113 50898 0 3 0x82 nanoslp syz-executor.2
4347 345138 50898 0 3 0x82 nanoslp syz-executor.4
22805 188643 1 0 3 0x100083 ttyin getty
90701 492779 0 0 3 0x14200 acct acct
83274 215987 50898 0 3 0x82 nanoslp syz-executor.0
83778 141234 0 0 3 0x14200 bored sosplice
87744 365778 50898 0 3 0x82 nanoslp syz-executor.6
44958 152636 50898 0 3 0x82 nanoslp syz-executor.1
50898 59416 28727 0 3 0x2000082 thrsleep syz-fuzzer
50898 403502 28727 0 3 0x6000082 nanoslp syz-fuzzer
50898 35913 28727 0 3 0x6000082 wait syz-fuzzer
50898 15303 28727 0 3 0x6000082 wait syz-fuzzer
50898 155984 28727 0 3 0x6000082 thrsleep syz-fuzzer
50898 231378 28727 0 3 0x6000082 kqread syz-fuzzer
50898 359295 28727 0 3 0x6000082 wait syz-fuzzer
50898 259702 28727 0 3 0x6000082 wait syz-fuzzer
50898 22181 28727 0 3 0x6000082 wait syz-fuzzer
50898 93838 28727 0 3 0x6000082 thrsleep syz-fuzzer
50898 8542 28727 0 3 0x6000082 wait syz-fuzzer
50898 376904 28727 0 3 0x6000082 wait syz-fuzzer
50898 194818 28727 0 3 0x6000082 thrsleep syz-fuzzer
50898 350200 28727 0 3 0x6000082 wait syz-fuzzer
28727 220967 58673 0 3 0x10008a sigsusp ksh
58673 57495 95273 0 3 0x9a kqread sshd
95273 97564 1 0 3 0x88 kqread sshd
69945 519297 40506 73 3 0x1100090 kqread syslogd
40506 55686 1 0 3 0x100082 netio syslogd
29167 384651 1 0 3 0x100080 kqread resolvd
66681 495780 78370 77 3 0x100092 kqread dhcpleased
18362 410868 78370 77 3 0x100092 kqread dhcpleased
78370 338869 1 0 3 0x80 kqread dhcpleased
67777 369126 0 0 3 0x14200 bored smr
91332 493997 0 0 2 0x14200 zerothread
67085 30034 0 0 3 0x14200 aiodoned aiodoned
16920 294226 0 0 3 0x14200 syncer update
66354 144537 0 0 3 0x14200 cleaner cleaner
54738 197943 0 0 3 0x14200 reaper reaper
41043 105384 0 0 3 0x14200 pgdaemon pagedaemon
31517 64694 0 0 3 0x14200 bored viomb
77540 444048 0 0 3 0x40014200 acpi0 acpi0
37916 76750 0 0 3 0x14200 bored softnet3
88738 438009 0 0 3 0x14200 bored softnet2
57440 437279 0 0 3 0x14200 bored softnet1
18914 72403 0 0 3 0x14200 bored softnet0
46666 273665 0 0 3 0x14200 bored systqmp
65779 210430 0 0 3 0x14200 bored systq
81364 115945 0 0 3 0x40014200 tmoslp softclock
39485 141568 0 0 3 0x40014200 idle0
1 229422 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
devbuf 10198 6501K 18917K 78643K 34858 0
pcb 13 14K 16K 78643K 565 0
rtable 243 7K 7K 78643K 998 0
pf 36 10K 10K 78643K 187 0
ifaddr 46 12K 13K 78643K 153 0
ifgroup 63 2K 2K 78643K 278 0
sysctl 3 0K 0K 78643K 3 0
counters 31 17K 17K 78643K 106 0
ioctlops 0 0K 2K 78643K 4902 0
iov 0 0K 36K 78643K 683 0
mount 1 1K 1K 78643K 1 0
log 0 0K 0K 78643K 4 0
vnodes 1535 96K 97K 78643K 8290 0
UFS quota 1 32K 32K 78643K 1 0
UFS mount 5 36K 36K 78643K 5 0
shm 2 1K 9K 78643K 92 0
VM map 2 1K 1K 78643K 2 0
sem 12 0K 0K 78643K 906 0
dirhash 12 2K 2K 78643K 51 0
ACPI 1697 195K 286K 78643K 12548 0
file desc 13 45K 73K 78643K 6698 0
sigio 0 0K 0K 78643K 488 0
proc 58 59K 83K 78643K 930 0
subproc 104 6K 6K 78643K 208 0
NFS srvsock 1 0K 0K 78643K 1 0
NFS daemon 1 16K 16K 78643K 1 0
ip_moptions 0 0K 0K 78643K 385 0
in_multi 99 7K 7K 78643K 241 0
ether_multi 1 0K 0K 78643K 4 0
mrt 1 0K 0K 78643K 4 0
ISOFS mount 1 32K 32K 78643K 1 0
MSDOSFS mount 1 16K 16K 78643K 1 0
ttys 79 360K 360K 78643K 79 0
exec 0 0K 1K 78643K 1491 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 8 62K 64K 78643K 10 0
UVM amap 407 336K 338K 78643K 64093 0
UVM aobj 131 4K 5K 78643K 140 0
memdesc 1 4K 4K 78643K 1 0
crypto data 1 1K 1K 78643K 1 0
ip6_options 0 0K 0K 78643K 123 0
NDP 14 0K 1K 78643K 121 0
temp 74 5912K 6044K 78643K 49923 0
kqueue 12 18K 30K 78643K 510 0
SYN cache 2 1236K 1244K 78643K 3 0
ddb> show all pools
Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle
rtpcb 120 602 0 599 9 8 1 4 0 8 0
rtentry 112 287 0 174 4 0 4 4 0 8 0
unpcb 144 5291 0 5278 56 51 5 11 0 8 4
syncache 304 58 0 58 9 9 0 1 0 8 0
tcpqe 32 120 400 120 3 3 0 1 0 8 0
tcpcb 808 1818 0 1759 57 47 10 13 0 8 4
arp 88 35 0 16 1 0 1 1 0 8 0
ipq 40 10 0 10 3 3 0 1 0 8 0
ipqe 40 99 0 99 3 3 0 1 0 8 0
inpcb 336 4396 0 4331 58 49 9 14 0 8 3
ip6q 72 4 0 4 2 2 0 1 0 8 0
ip6af 40 6 0 6 2 2 0 1 0 8 0
nd6 104 57 0 31 1 0 1 1 0 8 0
pkpcb 40 17 0 17 2 2 0 1 0 8 0
kcovpl 48 16 0 8 1 0 1 1 0 8 0
ppxss 1160 43 0 43 8 7 1 1 0 8 1
art_heap8 4096 1 0 0 1 0 1 1 0 8 0
art_heap4 256 861 0 391 31 1 30 30 0 8 0
art_table 32 862 0 391 4 0 4 4 0 8 0
art_node 16 208 0 105 1 0 1 1 0 8 0
sysvmsgpl 40 13 0 6 1 0 1 1 0 8 0
semupl 112 4 0 4 1 1 0 1 0 8 0
semapl 112 898 0 888 1 0 1 1 0 8 0
shmpl 112 137 0 9 4 0 4 4 0 8 0
dirhash 1024 43 0 26 3 0 3 3 0 8 0
dino2pl 256 10467 0 9007 92 0 92 92 0 8 0
ffsino 240 10467 0 9007 87 0 87 87 0 8 0
nchpl 144 19884 0 19407 63 41 22 63 0 8 0
uvmvnodes 80 5926 0 0 121 0 121 121 0 8 0
vnodes 216 5926 0 0 330 0 330 330 0 8 0
namei 1024 74481 0 74480 7 6 1 3 0 8 0
vcpupl 2048 183 0 0 23 0 23 23 0 8 0
vmpool 664 186 0 3 16 0 16 16 0 8 0
kstatmem 264 178 0 150 7 4 3 3 0 8 1
scxspl 216 58985 0 58985 26 25 1 8 1 8 1
plimitpl 152 609 0 594 1 0 1 1 0 8 0
sigapl 424 7320 0 7254 8 0 8 8 0 8 0
futexpl 64 69980 0 69978 1 0 1 1 0 8 0
knotepl 120 64653 0 64573 27 24 3 16 0 8 0
kqueuepl 184 1353 0 1344 24 23 1 7 0 8 0
pipepl 288 2890 0 2862 44 41 3 11 0 8 0
fdescpl 432 6962 0 6938 4 0 4 4 0 8 0
filepl 120 53736 0 53500 69 56 13 20 0 8 3
lockfpl 104 7451 0 7449 14 13 1 3 0 8 0
lockfspl 48 3333 0 3331 3 2 1 2 0 8 0
sessionpl 144 32 0 16 1 0 1 1 0 8 0
pgrppl 48 468 0 452 1 0 1 1 0 8 0
ucredpl 104 5080 0 5064 1 0 1 1 0 8 0
zombiepl 144 7258 0 7254 1 0 1 1 0 8 0
processpl 1008 7320 0 7254 10 1 9 9 0 8 0
procpl 680 17353 0 17271 14 6 8 9 0 8 0
sosppl 168 96 0 88 4 3 1 1 0 8 0
sockpl 456 10357 0 10280 265 242 23 37 0 8 12
mcl64k 65536 264 0 264 5 5 0 1 0 8 0
mcl16k 16384 101 0 101 9 8 1 1 0 8 1
mcl12k 12288 336 0 336 2 2 0 1 0 8 0
mcl9k 9216 146 0 146 2 2 0 1 0 8 0
mcl8k 8192 509 0 509 6 5 1 1 0 8 1
mcl4k 4096 777 0 777 2 1 1 1 0 8 1
mcl2k2 2112 86 0 86 11 11 0 1 0 8 0
mcl2k 2048 78813 0 78680 70 51 19 31 0 8 0
mtagpl 96 2283 0 1636 25 8 17 18 0 8 0
mbufpl 256 183570 0 182717 252 195 57 102 0 8 0
bufpl 288 16008 0 9613 458 1 457 458 0 8 0
anonpl 24 753176 0 740959 107 6 101 106 0 188 1
amapchunkpl 152 203673 0 202955 60 25 35 42 0 158 3
amappl16 200 17015 0 16487 67 35 32 37 0 8 4
amappl15 192 12 0 12 1 1 0 1 0 8 0
amappl14 184 177 0 166 2 1 1 2 0 8 0
amappl13 176 17 0 17 1 1 0 1 0 8 0
amappl12 168 7707 0 7682 2 0 2 2 0 8 0
amappl11 160 45 0 35 1 0 1 1 0 8 0
amappl10 152 46 0 37 1 0 1 1 0 8 0
amappl9 144 203 0 202 2 1 1 1 0 8 0
amappl8 136 392 0 299 4 0 4 4 0 8 0
amappl7 128 243 0 219 2 0 2 2 0 8 0
amappl6 120 398 0 389 1 0 1 1 0 8 0
amappl5 112 247 0 237 1 0 1 1 0 8 0
amappl4 104 537 0 513 2 1 1 2 0 8 0
amappl3 96 40358 0 40293 3 0 3 3 0 8 0
amappl2 88 7795 0 7725 3 0 3 3 0 8 0
amappl1 80 33613 0 33116 22 11 11 22 0 8 0
amappl 88 63260 0 63049 6 0 6 6 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 72 139 0 9 3 0 3 3 0 8 0
uaddrrnd 24 7148 0 6941 2 0 2 2 0 8 0
uaddrbest 32 2 0 0 1 0 1 1 0 8 0
uaddr 24 7148 0 6941 2 0 2 2 0 8 0
vmmpekpl 168 57701 0 57617 5 0 5 5 0 8 0
vmmpepl 168 420085 0 417754 208 76 132 132 0 357 19
vmsppl 368 7147 0 6941 20 0 20 20 0 8 0
rwobjpl 24 108467 0 100865 49 1 48 48 0 8 0
pdppl 4096 14302 0 14065 415 168 247 247 0 8 10
pvpl 32 1916326 0 1898998 371 196 175 354 0 265 1
pmappl 216 7147 0 6941 12 0 12 12 0 8 0
extentpl 40 56 0 38 1 0 1 1 0 8 0
phpool 112 1657 0 586 33 0 33 33 0 8 0
ddb> machine ddbcpu 0
No such command
ddb> trace
done_flush() at done_flush+0x38
vm_run(ffff800024b88160) at vm_run+0x163
vmmioctl(a00,c0205602,ffff800024b88160,1,ffff800021732808) at vmmioctl+0x299 sys/dev/vmm/vmm.c:242
VOP_IOCTL(fffffd806e7840d8,c0205602,ffff800024b88160,1,fffffd807f7d7a28,ffff800021732808) at VOP_IOCTL+0x91 sys/kern/vfs_vops.c:264
vn_ioctl(fffffd8078760358,c0205602,ffff800024b88160,ffff800021732808) at vn_ioctl+0xbb sys/kern/vfs_vnops.c:525
sys_ioctl(ffff800021732808,ffff800024b88270,ffff800024b882c0) at sys_ioctl+0x49e
syscall(ffff800024b88340) at syscall+0x4a8 sys/arch/amd64/amd64/trap.c:623
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x5fd5e9d29b0, count: -8
ddb> machine ddbcpu 1
No such command
ddb> trace
done_flush() at done_flush+0x38
vm_run(ffff800024b88160) at vm_run+0x163
vmmioctl(a00,c0205602,ffff800024b88160,1,ffff800021732808) at vmmioctl+0x299 sys/dev/vmm/vmm.c:242
VOP_IOCTL(fffffd806e7840d8,c0205602,ffff800024b88160,1,fffffd807f7d7a28,ffff800021732808) at VOP_IOCTL+0x91 sys/kern/vfs_vops.c:264
vn_ioctl(fffffd8078760358,c0205602,ffff800024b88160,ffff800021732808) at vn_ioctl+0xbb sys/kern/vfs_vnops.c:525
sys_ioctl(ffff800021732808,ffff800024b88270,ffff800024b882c0) at sys_ioctl+0x49e
syscall(ffff800024b88340) at syscall+0x4a8 sys/arch/amd64/amd64/trap.c:623
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x5fd5e9d29b0, count: -8
---
This report is generated by a bot. It may contain errors.
See https://goo.gl/tpsmEJ for more information about syzbot.
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If the report is already addressed, let syzbot know by replying with:
#syz fix: exact-commit-title
If you want to overwrite report's subsystems, reply with:
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#syz dup: exact-subject-of-another-report
If you want to undo deduplication, reply with:
#syz undup
syzbot
Apr 7, 2024, 6:21:28 PMApr 7
to syzkaller-o...@googlegroups.com
syzbot has found a reproducer for the following issue on:
HEAD commit: 424974cc1f1f match another two Alder Lake-N DesignWare I2C..
git tree: openbsd
console output: https://syzkaller.appspot.com/x/log.txt?x=15afccc5180000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=140c4f8d180000
Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/11424602dbbe/disk-424974cc.raw.xz
bsd.gdb: https://storage.googleapis.com/syzbot-assets/31f9ddbde1a6/bsd-424974cc.gdb.xz
kernel image: https://storage.googleapis.com/syzbot-assets/f2079c96ff62/kernel-424974cc.xz
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+adc8ab...@syzkaller.appspotmail.com
rbp 0
r12 0
r13 0
r14 0
r15 0
rip 0xffffffff82169bfb done_flush+0x38
flags process=8000000 proc=0
runpri=51, usrpri=51, slppri=32, nice=20
wchan=0x0, wmesg=, ps_single=0x0
forw=0xffffffffffffffff, list=0xffff80002a5d6298,0xffffffff82e24af0
process=0xffff80002a65c010 user=0xffff80002a626000, vmspace=0xfffffd807c3e7818
estcpu=4, cpticks=0, pctcpu=0.0, user=0, sys=0, intr=0
45492 225298 93830 0 3 0x8000082 nanoslp syz-executor3525907187
93830 4798 22605 0 3 0x810008a sigsusp ksh
22605 60819 362 0 2 0x18000012 sshd
24845 57205 1 0 3 0x18100083 ttyin getty
362 97044 1 0 3 0x18000088 kqread sshd
39845 13960 94024 73 3 0x19100090 kqread syslogd
94024 320600 1 0 3 0x18100082 sbwait syslogd
75392 125420 1 0 3 0x18100080 kqread resolvd
60958 49068 13075 77 3 0x18100092 kqread dhcpleased
89622 11978 13075 77 3 0x18100092 kqread dhcpleased
13075 13831 1 0 3 0x18000080 kqread dhcpleased
43141 260209 0 0 3 0x14200 bored smr
30466 113987 0 0 2 0x14200 zerothread
94404 222225 0 0 3 0x14200 aiodoned aiodoned
32968 406936 0 0 3 0x14200 syncer update
35258 144344 0 0 3 0x14200 cleaner cleaner
97300 224151 0 0 3 0x14200 reaper reaper
98748 475081 0 0 3 0x14200 pgdaemon pagedaemon
76191 474143 0 0 3 0x14200 bored viomb
48357 412359 0 0 3 0x40014200 acpi0 acpi0
4146 198323 0 0 3 0x14200 bored softnet3
19061 331216 0 0 3 0x14200 bored softnet2
82074 80065 0 0 3 0x14200 bored softnet1
26611 49641 0 0 3 0x14200 bored softnet0
22704 231011 0 0 3 0x14200 bored systqmp
94187 338803 0 0 3 0x14200 bored systq
59309 22439 0 0 3 0x40014200 tmoslp softclock
31180 376001 0 0 3 0x40014200 idle0
1 400743 0 0 3 0x8000082 wait init
pcb 15 10K 10K 166960K 15 0
rtable 58 1K 2K 166960K 112 0
pf 12 6K 6K 166960K 12 0
ifaddr 11 5K 5K 166960K 11 0
ifgroup 17 1K 1K 166960K 17 0
counters 22 16K 16K 166960K 22 0
ioctlops 0 0K 2K 166960K 27 0
mount 1 1K 1K 166960K 1 0
log 0 0K 0K 166960K 4 0
vnodes 1259 79K 79K 166960K 1275 0
UFS quota 1 32K 32K 166960K 1 0
UFS mount 5 36K 36K 166960K 5 0
shm 3 5K 5K 166960K 5 0
VM map 2 1K 1K 166960K 2 0
sem 2 0K 0K 166960K 2 0
dirhash 12 2K 2K 166960K 12 0
ACPI 1697 195K 286K 166960K 12548 0
file desc 1 0K 0K 166960K 1 0
proc 55 58K 59K 166960K 246 0
NFS srvsock 1 0K 0K 166960K 1 0
NFS daemon 1 16K 16K 166960K 1 0
in_multi 11 0K 0K 166960K 11 0
ether_multi 1 0K 0K 166960K 1 0
ISOFS mount 1 32K 32K 166960K 1 0
MSDOSFS mount 1 16K 16K 166960K 1 0
ttys 25 122K 122K 166960K 25 0
exec 0 0K 1K 166960K 246 0
tdb 3 0K 0K 166960K 3 0
VM swap 8 62K 64K 166960K 10 0
UVM amap 101 52K 52K 166960K 2272 0
UVM aobj 6 2K 2K 166960K 6 0
pinsyscall 22 44K 48K 166960K 852 0
memdesc 1 4K 4K 166960K 1 0
crypto data 1 1K 1K 166960K 1 0
NDP 3 0K 0K 166960K 3 0
temp 1 6788K 6852K 166960K 2915 0
kqueue 11 16K 18K 166960K 24 0
SYN cache 2 16K 16K 166960K 2 0
rtentry 112 23 0 1 1 0 1 1 0 8 0
unpcb 144 39 0 26 1 0 1 1 0 8 0
syncache 336 5 0 5 1 0 1 1 0 8 1
tcpqe 32 153 0 153 1 0 1 1 0 8 1
tcpcb 808 8 0 5 1 0 1 1 0 8 0
arp 88 2 0 0 1 0 1 1 0 8 0
inpcb 360 26 0 20 1 0 1 1 0 8 0
art_table 32 97 0 0 1 0 1 1 0 8 0
art_node 16 22 0 2 1 0 1 1 0 8 0
shmpl 112 3 0 0 1 0 1 1 0 8 0
dirhash 1024 17 0 0 3 0 3 3 0 8 0
dino2pl 256 1502 0 40 92 0 92 92 0 8 0
ffsino 240 1502 0 40 86 0 86 86 0 8 0
nchpl 144 1686 0 47 61 0 61 61 0 8 0
uvmvnodes 80 1511 0 0 31 0 31 31 0 8 0
vnodes 216 1511 0 0 84 0 84 84 0 8 0
namei 1024 4365 0 4365 1 0 1 1 0 8 1
vcpupl 2048 3 0 0 1 0 1 1 0 8 0
vmpool 664 3 0 0 1 0 1 1 0 8 0
kstatmem 264 6 0 0 1 0 1 1 0 8 0
scxspl 216 5166 0 5166 3 0 3 3 1 8 3
plimitpl 152 16 0 10 1 0 1 1 0 8 0
sigapl 424 314 0 284 4 0 4 4 0 8 0
knotepl 120 4419 0 4389 2 0 2 2 0 8 1
kqueuepl 184 20 0 13 1 0 1 1 0 8 0
pipepl 288 88 0 85 1 0 1 1 0 8 0
fdescpl 432 298 0 284 2 0 2 2 0 8 0
filepl 120 1151 0 1095 2 0 2 2 0 8 0
lockfpl 104 6 0 4 1 0 1 1 0 8 0
lockfspl 48 4 0 2 1 0 1 1 0 8 0
sessionpl 144 17 0 9 1 0 1 1 0 8 0
pgrppl 48 17 0 9 1 0 1 1 0 8 0
ucredpl 104 66 0 56 1 0 1 1 0 8 0
zombiepl 144 284 0 284 1 0 1 1 0 8 1
processpl 1072 314 0 284 3 0 3 3 0 8 0
procpl 656 314 0 284 3 0 3 3 0 8 0
sockpl 488 86 0 64 4 0 4 4 0 8 1
mcl8k 8192 4 0 4 1 0 1 1 0 8 1
mcl4k 4096 10 0 10 1 0 1 1 0 8 1
mcl2k 2048 12280 0 12235 39 25 14 39 0 8 8
mtagpl 96 4 0 4 1 0 1 1 0 8 1
mbufpl 256 19856 0 19806 21 9 12 21 0 8 8
bufpl 280 2510 0 95 173 0 173 173 0 8 0
anonpl 24 176198 0 174415 23 0 23 23 0 188 12
amapchunkpl 152 8384 0 8251 7 0 7 7 0 158 1
amappl16 200 5108 0 5105 5 0 5 5 0 8 4
amappl15 192 12 0 12 1 0 1 1 0 8 1
amappl14 184 104 0 95 1 0 1 1 0 8 0
amappl13 176 5 0 5 1 0 1 1 0 8 1
amappl12 168 868 0 856 2 0 2 2 0 8 1
amappl11 160 47 0 37 1 0 1 1 0 8 0
amappl10 152 15 0 15 1 0 1 1 0 8 1
amappl9 144 171 0 171 1 0 1 1 0 8 1
amappl8 136 30 0 28 1 0 1 1 0 8 0
amappl7 128 35 0 34 1 0 1 1 0 8 0
amappl6 120 160 0 150 1 0 1 1 0 8 0
amappl5 112 155 0 143 1 0 1 1 0 8 0
amappl4 104 400 0 373 1 0 1 1 0 8 0
amappl3 96 2213 0 2189 1 0 1 1 0 8 0
amappl2 88 591 0 538 2 0 2 2 0 8 0
amappl1 80 8850 0 8439 11 0 11 11 0 8 1
amappl 88 1961 0 1909 2 0 2 2 0 92 0
dma4096 4096 1 0 1 1 0 1 1 0 8 1
dma128 128 253 0 253 1 0 1 1 0 8 1
dma64 64 6 0 6 1 0 1 1 0 8 1
dma32 32 7 0 7 1 0 1 1 0 8 1
uaddrrnd 24 301 0 284 1 0 1 1 0 8 0
vmmpekpl 168 5558 0 5539 1 0 1 1 0 8 0
vmmpepl 168 34506 0 33582 46 0 46 46 0 357 5
vmsppl 344 300 0 284 2 0 2 2 0 8 0
rwobjpl 24 18798 0 16674 14 0 14 14 0 8 0
pdppl 4096 608 0 571 52 14 38 40 0 8 1
pvpl 32 269766 0 265642 52 0 52 52 0 265 16
pmappl 216 300 0 284 1 0 1 1 0 8 0
---
If you want syzbot to run the reproducer, reply with:
#syz test: git://repo/address.git branch-or-commit-hash
If you attach or paste a git patch, syzbot will apply it before testing.
HEAD commit: 424974cc1f1f match another two Alder Lake-N DesignWare I2C..
git tree: openbsd
console output: https://syzkaller.appspot.com/x/log.txt?x=15afccc5180000
kernel config: https://syzkaller.appspot.com/x/.config?x=1bc15e68cd2a49e5
dashboard link: https://syzkaller.appspot.com/bug?extid=adc8ab0eb63fadc97a68
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=13432e05180000
dashboard link: https://syzkaller.appspot.com/bug?extid=adc8ab0eb63fadc97a68
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=140c4f8d180000
Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/11424602dbbe/disk-424974cc.raw.xz
bsd.gdb: https://storage.googleapis.com/syzbot-assets/31f9ddbde1a6/bsd-424974cc.gdb.xz
kernel image: https://storage.googleapis.com/syzbot-assets/f2079c96ff62/kernel-424974cc.xz
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+adc8ab...@syzkaller.appspotmail.com
kernel: protection fault trap, code=0
Stopped at done_flush+0x38: movl %eax,%dr6
ddb>
ddb> set $lines = 0
ddb> set $maxwidth = 0
ddb> show panic
the kernel did not panic
ddb> trace
end trace frame: 0x0, count: -1
Stopped at done_flush+0x38: movl %eax,%dr6
ddb>
ddb> set $lines = 0
ddb> set $maxwidth = 0
ddb> show panic
the kernel did not panic
ddb> trace
ddb> show registers
rdi 0x6c14 __ALIGN_SIZE+0x5c14
rsi 0xffff80002a668e30
rdi 0x6c14 __ALIGN_SIZE+0x5c14
rbp 0
rbx 0x756e6547
rdx 0x49656e69
rcx 0x6c65746e
rax 0xffffffffffffffe1
rdx 0x49656e69
rcx 0x6c65746e
r8 0
r9 0x10000 __ALIGN_SIZE+0xf000
r10 0
r11 0
r9 0x10000 __ALIGN_SIZE+0xf000
r10 0
r12 0
r13 0
r14 0
r15 0
rip 0xffffffff82169bfb done_flush+0x38
cs 0x8
rflags 0x10046 __ALIGN_SIZE+0xf046
rsp 0xffff80002a62ac18
rflags 0x10046 __ALIGN_SIZE+0xf046
ss 0x10
done_flush+0x38: movl %eax,%dr6
ddb> show proc
PROC (syz-executor3525907187) tid=35719 pid=84810 tcnt=1 stat=onproc
done_flush+0x38: movl %eax,%dr6
ddb> show proc
flags process=8000000 proc=0
runpri=51, usrpri=51, slppri=32, nice=20
wchan=0x0, wmesg=, ps_single=0x0
forw=0xffffffffffffffff, list=0xffff80002a5d6298,0xffffffff82e24af0
process=0xffff80002a65c010 user=0xffff80002a626000, vmspace=0xfffffd807c3e7818
estcpu=4, cpticks=0, pctcpu=0.0, user=0, sys=0, intr=0
ddb> ps
PID TID PPID UID S FLAGS WAIT COMMAND
*84810 35719 45492 0 7 0x8000000 syz-executor3525907187
PID TID PPID UID S FLAGS WAIT COMMAND
45492 225298 93830 0 3 0x8000082 nanoslp syz-executor3525907187
93830 4798 22605 0 3 0x810008a sigsusp ksh
22605 60819 362 0 2 0x18000012 sshd
24845 57205 1 0 3 0x18100083 ttyin getty
362 97044 1 0 3 0x18000088 kqread sshd
39845 13960 94024 73 3 0x19100090 kqread syslogd
94024 320600 1 0 3 0x18100082 sbwait syslogd
75392 125420 1 0 3 0x18100080 kqread resolvd
60958 49068 13075 77 3 0x18100092 kqread dhcpleased
89622 11978 13075 77 3 0x18100092 kqread dhcpleased
13075 13831 1 0 3 0x18000080 kqread dhcpleased
43141 260209 0 0 3 0x14200 bored smr
30466 113987 0 0 2 0x14200 zerothread
94404 222225 0 0 3 0x14200 aiodoned aiodoned
32968 406936 0 0 3 0x14200 syncer update
35258 144344 0 0 3 0x14200 cleaner cleaner
97300 224151 0 0 3 0x14200 reaper reaper
98748 475081 0 0 3 0x14200 pgdaemon pagedaemon
76191 474143 0 0 3 0x14200 bored viomb
48357 412359 0 0 3 0x40014200 acpi0 acpi0
4146 198323 0 0 3 0x14200 bored softnet3
19061 331216 0 0 3 0x14200 bored softnet2
82074 80065 0 0 3 0x14200 bored softnet1
26611 49641 0 0 3 0x14200 bored softnet0
22704 231011 0 0 3 0x14200 bored systqmp
94187 338803 0 0 3 0x14200 bored systq
59309 22439 0 0 3 0x40014200 tmoslp softclock
31180 376001 0 0 3 0x40014200 idle0
1 400743 0 0 3 0x8000082 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
devbuf 10131 6381K 6412K 166960K 11209 0
ddb> show all locks
No such command
ddb> show malloc
Type InUse MemUse HighUse Limit Requests Type Lim
pcb 15 10K 10K 166960K 15 0
rtable 58 1K 2K 166960K 112 0
pf 12 6K 6K 166960K 12 0
ifaddr 11 5K 5K 166960K 11 0
ifgroup 17 1K 1K 166960K 17 0
counters 22 16K 16K 166960K 22 0
ioctlops 0 0K 2K 166960K 27 0
mount 1 1K 1K 166960K 1 0
log 0 0K 0K 166960K 4 0
vnodes 1259 79K 79K 166960K 1275 0
UFS quota 1 32K 32K 166960K 1 0
UFS mount 5 36K 36K 166960K 5 0
shm 3 5K 5K 166960K 5 0
VM map 2 1K 1K 166960K 2 0
sem 2 0K 0K 166960K 2 0
dirhash 12 2K 2K 166960K 12 0
ACPI 1697 195K 286K 166960K 12548 0
file desc 1 0K 0K 166960K 1 0
proc 55 58K 59K 166960K 246 0
NFS srvsock 1 0K 0K 166960K 1 0
NFS daemon 1 16K 16K 166960K 1 0
in_multi 11 0K 0K 166960K 11 0
ether_multi 1 0K 0K 166960K 1 0
ISOFS mount 1 32K 32K 166960K 1 0
MSDOSFS mount 1 16K 16K 166960K 1 0
ttys 25 122K 122K 166960K 25 0
exec 0 0K 1K 166960K 246 0
tdb 3 0K 0K 166960K 3 0
VM swap 8 62K 64K 166960K 10 0
UVM amap 101 52K 52K 166960K 2272 0
UVM aobj 6 2K 2K 166960K 6 0
pinsyscall 22 44K 48K 166960K 852 0
memdesc 1 4K 4K 166960K 1 0
crypto data 1 1K 1K 166960K 1 0
NDP 3 0K 0K 166960K 3 0
temp 1 6788K 6852K 166960K 2915 0
kqueue 11 16K 18K 166960K 24 0
SYN cache 2 16K 16K 166960K 2 0
ddb> show all pools
Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle
rtpcb 120 21 0 18 1 0 1 1 0 8 0
Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle
rtentry 112 23 0 1 1 0 1 1 0 8 0
unpcb 144 39 0 26 1 0 1 1 0 8 0
syncache 336 5 0 5 1 0 1 1 0 8 1
tcpqe 32 153 0 153 1 0 1 1 0 8 1
tcpcb 808 8 0 5 1 0 1 1 0 8 0
arp 88 2 0 0 1 0 1 1 0 8 0
inpcb 360 26 0 20 1 0 1 1 0 8 0
art_heap8 4096 1 0 0 1 0 1 1 0 8 0
art_heap4 256 96 0 0 6 0 6 6 0 8 0
art_table 32 97 0 0 1 0 1 1 0 8 0
art_node 16 22 0 2 1 0 1 1 0 8 0
shmpl 112 3 0 0 1 0 1 1 0 8 0
dirhash 1024 17 0 0 3 0 3 3 0 8 0
dino2pl 256 1502 0 40 92 0 92 92 0 8 0
ffsino 240 1502 0 40 86 0 86 86 0 8 0
nchpl 144 1686 0 47 61 0 61 61 0 8 0
uvmvnodes 80 1511 0 0 31 0 31 31 0 8 0
vnodes 216 1511 0 0 84 0 84 84 0 8 0
namei 1024 4365 0 4365 1 0 1 1 0 8 1
vcpupl 2048 3 0 0 1 0 1 1 0 8 0
vmpool 664 3 0 0 1 0 1 1 0 8 0
kstatmem 264 6 0 0 1 0 1 1 0 8 0
scxspl 216 5166 0 5166 3 0 3 3 1 8 3
plimitpl 152 16 0 10 1 0 1 1 0 8 0
sigapl 424 314 0 284 4 0 4 4 0 8 0
knotepl 120 4419 0 4389 2 0 2 2 0 8 1
kqueuepl 184 20 0 13 1 0 1 1 0 8 0
pipepl 288 88 0 85 1 0 1 1 0 8 0
fdescpl 432 298 0 284 2 0 2 2 0 8 0
filepl 120 1151 0 1095 2 0 2 2 0 8 0
lockfpl 104 6 0 4 1 0 1 1 0 8 0
lockfspl 48 4 0 2 1 0 1 1 0 8 0
sessionpl 144 17 0 9 1 0 1 1 0 8 0
pgrppl 48 17 0 9 1 0 1 1 0 8 0
ucredpl 104 66 0 56 1 0 1 1 0 8 0
zombiepl 144 284 0 284 1 0 1 1 0 8 1
processpl 1072 314 0 284 3 0 3 3 0 8 0
procpl 656 314 0 284 3 0 3 3 0 8 0
sockpl 488 86 0 64 4 0 4 4 0 8 1
mcl8k 8192 4 0 4 1 0 1 1 0 8 1
mcl4k 4096 10 0 10 1 0 1 1 0 8 1
mcl2k 2048 12280 0 12235 39 25 14 39 0 8 8
mtagpl 96 4 0 4 1 0 1 1 0 8 1
mbufpl 256 19856 0 19806 21 9 12 21 0 8 8
bufpl 280 2510 0 95 173 0 173 173 0 8 0
anonpl 24 176198 0 174415 23 0 23 23 0 188 12
amapchunkpl 152 8384 0 8251 7 0 7 7 0 158 1
amappl16 200 5108 0 5105 5 0 5 5 0 8 4
amappl15 192 12 0 12 1 0 1 1 0 8 1
amappl14 184 104 0 95 1 0 1 1 0 8 0
amappl13 176 5 0 5 1 0 1 1 0 8 1
amappl12 168 868 0 856 2 0 2 2 0 8 1
amappl11 160 47 0 37 1 0 1 1 0 8 0
amappl10 152 15 0 15 1 0 1 1 0 8 1
amappl9 144 171 0 171 1 0 1 1 0 8 1
amappl8 136 30 0 28 1 0 1 1 0 8 0
amappl7 128 35 0 34 1 0 1 1 0 8 0
amappl6 120 160 0 150 1 0 1 1 0 8 0
amappl5 112 155 0 143 1 0 1 1 0 8 0
amappl4 104 400 0 373 1 0 1 1 0 8 0
amappl3 96 2213 0 2189 1 0 1 1 0 8 0
amappl2 88 591 0 538 2 0 2 2 0 8 0
amappl1 80 8850 0 8439 11 0 11 11 0 8 1
amappl 88 1961 0 1909 2 0 2 2 0 92 0
dma4096 4096 1 0 1 1 0 1 1 0 8 1
dma1024 1024 1 0 0 1 0 1 1 0 8 0
dma256 256 6 0 6 1 0 1 1 0 8 1
dma128 128 253 0 253 1 0 1 1 0 8 1
dma64 64 6 0 6 1 0 1 1 0 8 1
dma32 32 7 0 7 1 0 1 1 0 8 1
dma16 16 18 0 17 1 0 1 1 0 8 0
aobjpl 72 5 0 0 1 0 1 1 0 8 0
uaddrrnd 24 301 0 284 1 0 1 1 0 8 0
uaddrbest 32 2 0 0 1 0 1 1 0 8 0
uaddr 24 301 0 284 1 0 1 1 0 8 0
vmmpekpl 168 5558 0 5539 1 0 1 1 0 8 0
vmmpepl 168 34506 0 33582 46 0 46 46 0 357 5
vmsppl 344 300 0 284 2 0 2 2 0 8 0
rwobjpl 24 18798 0 16674 14 0 14 14 0 8 0
pdppl 4096 608 0 571 52 14 38 40 0 8 1
pvpl 32 269766 0 265642 52 0 52 52 0 265 16
pmappl 216 300 0 284 1 0 1 1 0 8 0
extentpl 40 56 0 38 1 0 1 1 0 8 0
phpool 112 310 0 48 9 0 9 9 0 8 0
ddb> machine ddbcpu 0
No such command
ddb> trace
end trace frame: 0x0, count: -1
No such command
ddb> trace
ddb> machine ddbcpu 1
No such command
ddb> trace
end trace frame: 0x0, count: -1
No such command
ddb> trace
---
If you want syzbot to run the reproducer, reply with:
#syz test: git://repo/address.git branch-or-commit-hash
If you attach or paste a git patch, syzbot will apply it before testing.
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