protection_fault: solock_shared
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syzbot
Apr 15, 2024, 12:34:25 AMApr 15
to syzkaller-o...@googlegroups.com
Hello,
syzbot found the following issue on:
HEAD commit: 56d65d052d3a add maturin as MODPY_PYBUILD backend
git tree: openbsd
console output: https://syzkaller.appspot.com/x/log.txt?x=10445f4d180000
kernel config: https://syzkaller.appspot.com/x/.config?x=7058272de1526588
dashboard link: https://syzkaller.appspot.com/bug?extid=b7ef44521c90d0740ba3
Unfortunately, I don't have any reproducer for this issue yet.
Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/b7257bb7a42a/disk-56d65d05.raw.xz
bsd.gdb: https://storage.googleapis.com/syzbot-assets/cdf9e1382fc9/bsd-56d65d05.gdb.xz
kernel image: https://storage.googleapis.com/syzbot-assets/9cb9b4128349/kernel-56d65d05.xz
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+b7ef44...@syzkaller.appspotmail.com
kernel: protection fault trap, code=0
Stopped at solock_shared+0x1c: movq 0x8(%r12),%rax
ddb{1}>
ddb{1}> set $lines = 0
ddb{1}> set $maxwidth = 0
ddb{1}> show panic
the kernel did not panic
ddb{1}> trace
solock_shared(ffff800000daca60) at solock_shared+0x1c sys/kern/uipc_socket2.c:351
soreceive(ffff800000daca60,0,ffff80002bc8bae8,0,0,ffff80002bc8b9fc,c2a94714e8683638) at soreceive+0x690 sys/kern/uipc_socket.c:934
fifo_read(ffff80002bc8ba50) at fifo_read+0xd2 sys/miscfs/fifofs/fifo_vnops.c:256
VOP_READ(fffffd80774d9638,ffff80002bc8bae8,64,fffffd807f7d7208) at VOP_READ+0xc3 sys/kern/vfs_vops.c:227
vn_rdwr(0,fffffd80774d9638,ffff800011a26740,1d,0,1,c9d60e35a618404a,0,ffff8000006aa000,0) at vn_rdwr+0x10a
vndstrategy(fffffd806822d6d0) at vndstrategy+0x3e2 sys/dev/vnd.c:342
physio(ffffffff82415a00,2902,8000,ffffffff81ea4380,ffff80002bc8bfb0) at physio+0x27d sys/kern/kern_physio.c:162
spec_read(ffff80002bc8bda0) at spec_read+0x105 sys/kern/spec_vnops.c:215
VOP_READ(fffffd806ed0ceb8,ffff80002bc8bfb0,0,fffffd807f7d74e0) at VOP_READ+0xc3 sys/kern/vfs_vops.c:227
vn_read(fffffd80703598e8,ffff80002bc8bfb0,0) at vn_read+0x115 sys/kern/vfs_vnops.c:369
dofilereadv(ffff80002a21b738,3,ffff80002bc8bfb0,0,ffff80002bc8c070) at dofilereadv+0x1a1 sys/kern/sys_generic.c:247
sys_readv(ffff80002a21b738,ffff80002bc8c120,ffff80002bc8c070) at sys_readv+0xab sys/kern/sys_generic.c:194
syscall(ffff80002bc8c120) at syscall+0x8cf mi_syscall sys/sys/syscall_mi.h:180 [inline]
syscall(ffff80002bc8c120) at syscall+0x8cf sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x113234a62f0, count: -14
ddb{1}> show registers
rdi 0xffff800032d17000
rsi 0x2a23 __ALIGN_SIZE+0x1a23
rbp 0xffff80002bc8b8c0
rbx 0
rdx 0xffff800032d17000
rcx 0x2a22 __ALIGN_SIZE+0x1a22
rax 0xffffffff811bc379 solock_shared+0x19
r8 0
r9 0x1
r10 0
r11 0xa3fa093f9643e28d
r12 0x2bea2ab7f0dfe3bd
r13 0x1
r14 0xffff800000daca60
r15 0x85
rip 0xffffffff811bc37c solock_shared+0x1c
cs 0x8
rflags 0x10246 __ALIGN_SIZE+0xf246
rsp 0xffff80002bc8b890
ss 0
solock_shared+0x1c: movq 0x8(%r12),%rax
ddb{1}> show proc
PROC (syz-executor.2) tid=102188 pid=18438 tcnt=2 stat=onproc
flags process=8000000 proc=4000000<THREAD>
runpri=24, usrpri=86, slppri=24, nice=20
wchan=0x0, wmesg=, ps_single=0x0
forw=0xffffffffffffffff, list=0xffff8000373d4d20,0xffff80002a1cc7f0
process=0xffff8000ffffb9c0 user=0xffff80002bc87000, vmspace=0xfffffd807f0026e0
estcpu=36, cpticks=2, pctcpu=0.0, user=0, sys=0, intr=0
ddb{1}> ps
PID TID PPID UID S FLAGS WAIT COMMAND
79657 199708 40433 0 2 0x8000000 syz-executor.4
79657 258710 40433 0 7 0xc000000 syz-executor.4
31420 462110 9120 0 2 0x8000000 syz-executor.7
31420 54662 9120 0 3 0xc000080 fsleep syz-executor.7
83730 448691 45479 0 2 0x8000000 syz-executor.5
83730 136772 45479 0 3 0xc000080 fsleep syz-executor.5
95020 369026 10208 0 2 0x8000000 syz-executor.3
95020 404706 10208 0 3 0xc000080 fsleep syz-executor.3
8325 124590 40700 0 2 0x8000000 syz-executor.6
8325 160060 40700 0 3 0xc000080 fsleep syz-executor.6
18438 284569 60532 0 3 0x8000080 nanoslp syz-executor.2
*18438 102188 60532 0 7 0xc000000 syz-executor.2
29563 320971 30892 0 2 0x8000010 syz-executor.1
29563 318255 30892 0 3 0xc000090 bell syz-executor.1
29563 181702 30892 0 3 0xc000090 kqsel syz-executor.1
10858 126908 95959 0 2 0x8000000 syz-executor.0
10858 513497 95959 0 3 0xc000080 sbwait syz-executor.0
10858 187028 95959 0 3 0xc000080 fsleep syz-executor.0
95959 514306 23511 0 3 0x8000082 nanoslp syz-executor.0
10208 302506 23511 0 3 0x8000082 nanoslp syz-executor.3
9120 72656 23511 0 3 0x8000082 nanoslp syz-executor.7
45479 126622 23511 0 3 0x8000082 nanoslp syz-executor.5
60532 156120 23511 0 2 0x8000002 syz-executor.2
40433 237734 23511 0 3 0x8000082 nanoslp syz-executor.4
23026 440412 1 0 3 0x18100083 ttyin getty
40700 289213 23511 0 3 0x8000082 nanoslp syz-executor.6
30892 300975 23511 0 3 0x8000082 nanoslp syz-executor.1
56317 129733 0 0 3 0x14280 nfsidl nfsio
36023 295142 0 0 3 0x14280 nfsidl nfsio
82363 253474 0 0 3 0x14280 nfsidl nfsio
73179 334250 0 0 3 0x14280 nfsidl nfsio
16911 147907 0 0 3 0x14280 nfsidl nfsio
75653 426225 0 0 3 0x14280 nfsidl nfsio
26846 397708 0 0 3 0x14280 nfsidl nfsio
14744 55879 0 0 3 0x14280 nfsidl nfsio
79658 221644 0 0 3 0x14280 nfsidl nfsio
73008 162003 0 0 3 0x14280 nfsidl nfsio
28003 25870 0 0 3 0x14280 nfsidl nfsio
55800 473839 0 0 3 0x14280 nfsidl nfsio
76586 510371 0 0 3 0x14280 nfsidl nfsio
71312 412016 0 0 3 0x14280 nfsidl nfsio
33141 24466 0 0 3 0x14280 nfsidl nfsio
40216 18341 0 0 3 0x14280 nfsidl nfsio
94232 35800 0 0 3 0x14280 nfsidl nfsio
39141 133470 0 0 3 0x14280 nfsidl nfsio
80616 414895 0 0 3 0x14280 nfsidl nfsio
95352 50407 0 0 3 0x14280 nfsidl nfsio
78196 73907 0 0 3 0x14200 bored sosplice
23511 339848 89792 0 3 0x1a000082 wait syz-fuzzer
23511 188962 89792 0 3 0x1e000082 thrsleep syz-fuzzer
23511 339655 89792 0 3 0x1e000082 kqread syz-fuzzer
23511 213110 89792 0 3 0x1e000082 thrsleep syz-fuzzer
23511 35381 89792 0 3 0x1e000082 wait syz-fuzzer
23511 129021 89792 0 3 0x1e000082 thrsleep syz-fuzzer
23511 2766 89792 0 3 0x1e000082 wait syz-fuzzer
23511 469656 89792 0 3 0x1e000082 wait syz-fuzzer
23511 180012 89792 0 3 0x1e000082 wait syz-fuzzer
23511 463387 89792 0 3 0x1e000082 thrsleep syz-fuzzer
23511 119742 89792 0 3 0x1e000082 thrsleep syz-fuzzer
23511 140515 89792 0 3 0x1e000082 thrsleep syz-fuzzer
23511 17437 89792 0 3 0x1e000082 wait syz-fuzzer
23511 423495 89792 0 3 0x1e000082 wait syz-fuzzer
23511 316264 89792 0 3 0x1e000082 thrsleep syz-fuzzer
23511 448807 89792 0 3 0x1e000082 wait syz-fuzzer
89792 295110 84313 0 3 0x810008a sigsusp ksh
84313 476931 83514 0 3 0x1800009a kqread sshd
83514 455169 1 0 3 0x18000088 kqread sshd
7305 8442 84357 74 3 0x19100092 bpf pflogd
84357 129816 1 0 3 0x18000080 sbwait pflogd
98348 120369 9893 73 3 0x19100090 kqread syslogd
9893 11231 1 0 3 0x18100082 sbwait syslogd
52674 96897 1 0 3 0x18100080 kqread resolvd
26796 378247 0 0 3 0x14200 bored smr
41130 258460 0 0 2 0x14200 zerothread
1280 4650 0 0 3 0x14200 aiodoned aiodoned
43092 217608 0 0 3 0x14200 syncer update
37968 191376 0 0 3 0x14200 cleaner cleaner
44501 254167 0 0 3 0x14200 reaper reaper
85855 14121 0 0 3 0x14200 pgdaemon pagedaemon
81576 170383 0 0 3 0x14200 bored viomb
76204 331172 0 0 3 0x40014200 acpi0 acpi0
98583 316795 0 0 3 0x40014200 idle1
89518 172991 0 0 3 0x14200 bored softnet3
2464 48569 0 0 3 0x14200 bored softnet2
83836 373169 0 0 3 0x14200 bored softnet1
49745 118922 0 0 3 0x14200 bored softnet0
76365 354002 0 0 3 0x14200 bored systqmp
93132 414237 0 0 3 0x14200 bored systq
63898 435605 0 0 3 0x14200 tmoslp softclockmp
26141 364032 0 0 3 0x40014200 tmoslp softclock
17994 350502 0 0 3 0x40014200 idle0
1 327025 0 0 3 0x8080082 wait init
0 0 -1 0 3 0x10200 scheduler swapper
ddb{1}> show all locks
Process 18438 (syz-executor.2) thread 0xffff80002a21b738 (102188)
ddb{1}> show malloc
Type InUse MemUse HighUse Limit Requests Type Lim
devbuf 10185 6573K 6688K 166960K 12130 0
pcb 17 14K 16K 166960K 461 0
rtable 213 6K 8K 166960K 1718 0
pf 30 9K 10K 166960K 229 0
ifaddr 40 15K 16K 166960K 243 0
ifgroup 51 2K 2K 166960K 379 0
sysctl 4 1K 2K 166960K 17 0
counters 62 36K 36K 166960K 226 0
ioctlops 0 0K 4K 166960K 1646 0
iov 0 0K 32K 166960K 193 0
mount 1 1K 1K 166960K 1 0
log 0 0K 0K 166960K 4 0
vnodes 1445 91K 91K 166960K 2971 0
UFS quota 1 32K 32K 166960K 1 0
UFS mount 5 36K 36K 166960K 5 0
shm 2 1K 9K 166960K 74 0
VM map 2 1K 1K 166960K 2 0
sem 13 1K 1K 166960K 59 0
dirhash 12 2K 3K 166960K 87 0
ACPI 1697 195K 286K 166960K 12548 0
file desc 18 65K 81K 166960K 3488 0
sigio 0 0K 0K 166960K 82 0
proc 64 67K 128K 166960K 1837 0
subproc 104 6K 7K 166960K 597 0
NFS srvsock 1 0K 0K 166960K 1 0
NFS daemon 1 16K 16K 166960K 1 0
ip_moptions 0 0K 0K 166960K 492 0
in_multi 87 6K 7K 166960K 605 0
ether_multi 1 0K 0K 166960K 23 0
mrt 1 0K 0K 166960K 11 0
ISOFS mount 1 32K 32K 166960K 1 0
MSDOSFS mount 1 16K 16K 166960K 1 0
ttys 109 493K 493K 166960K 109 0
exec 0 0K 1K 166960K 1252 0
pfkey data 0 0K 0K 166960K 6 0
tdb 3 0K 0K 166960K 3 0
VM swap 8 62K 64K 166960K 10 0
UVM amap 331 175K 180K 166960K 31979 0
UVM aobj 69 3K 3K 166960K 72 0
pinsyscall 36 72K 108K 166960K 5661 0
memdesc 1 4K 4K 166960K 1 0
crypto data 1 1K 1K 166960K 1 0
ip6_options 1 0K 1K 166960K 296 0
NDP 11 0K 1K 166960K 181 0
temp 78 6816K 7312K 166960K 99531 0
kqueue 7 12K 28K 166960K 419 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 24 0 0 1 0 1 1 0 8 0
rtpcb 120 352 0 351 1 0 1 1 0 8 0
rtentry 112 583 0 487 5 1 4 4 0 8 0
unpcb 144 2345 0 2332 5 4 1 2 0 8 0
syncache 336 10 0 10 7 7 0 1 0 8 0
tcpqe 32 24 0 24 2 2 0 1 0 8 0
tcpcb 808 902 0 896 12 11 1 2 0 8 0
arp 120 111 0 95 1 0 1 1 0 8 0
inpcb 392 3311 0 3299 22 20 2 9 0 8 0
nd6 136 147 0 126 1 0 1 1 0 8 0
pkpcb 40 23 0 23 12 12 0 1 0 8 0
kcovpl 48 45 0 37 1 0 1 1 0 8 0
ppxss 1168 13 0 13 8 8 0 1 0 8 0
pffrag 232 16 0 9 1 0 1 1 0 482 0
pffrnode 88 16 0 9 1 0 1 1 0 8 0
pffrent 40 71 0 63 1 0 1 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 24 273 0 198 1 0 1 1 0 8 0
pfstkey 128 273 0 198 3 0 3 3 0 8 0
pfstate 376 273 0 198 10 2 8 8 0 8 0
pfrule 1344 21 0 16 2 1 1 2 0 8 0
art_heap8 4096 2 0 0 2 0 2 2 0 8 0
art_heap4 256 2188 0 1782 46 18 28 31 0 8 0
art_table 32 2190 0 1782 4 0 4 4 0 8 0
art_node 16 570 0 484 1 0 1 1 0 8 0
sysvmsgpl 40 19 0 10 1 0 1 1 0 8 0
semupl 112 2 0 2 1 1 0 1 0 8 0
semapl 112 54 0 43 1 0 1 1 0 8 0
shmpl 112 69 0 3 2 0 2 2 0 8 0
dirhash 1024 67 0 50 3 0 3 3 0 8 0
dino2pl 256 6732 0 5198 97 0 97 97 0 8 0
ffsino 272 6732 0 5198 103 0 103 103 0 8 0
nchpl 144 11704 0 9956 67 0 67 67 0 8 0
uvmvnodes 80 6146 0 0 126 0 126 126 0 8 0
vnodes 216 6146 0 0 342 0 342 342 0 8 0
namei 1024 40012 0 40012 4 3 1 2 0 8 1
percpumem 16 127 0 82 1 0 1 1 0 8 0
vcpupl 3904 10 0 1 3 1 2 2 0 8 0
vmpool 696 23 0 14 2 1 1 1 0 8 0
kstatmem 264 186 0 164 2 0 2 2 0 8 0
scsiplug 72 10 0 10 6 6 0 1 0 8 0
scxspl 216 44467 0 44467 21 20 1 8 1 8 1
plimitpl 152 463 0 448 1 0 1 1 0 8 0
sigapl 424 3758 0 3691 9 0 9 9 0 8 0
futexpl 64 44141 0 44136 1 0 1 1 0 8 0
knotepl 120 650 0 0 17 0 17 17 0 8 0
kqueuepl 216 818 0 810 1 0 1 1 0 8 0
pipepl 320 612 0 583 3 0 3 3 0 8 0
fdescpl 496 3717 0 3689 7 2 5 5 0 8 0
filepl 152 21232 0 20987 18 8 10 14 0 8 0
lockfpl 104 957 0 956 2 1 1 2 0 8 0
lockfspl 48 343 0 342 1 0 1 1 0 8 0
sessionpl 144 68 0 52 1 0 1 1 0 8 0
pgrppl 48 113 0 97 1 0 1 1 0 8 0
ucredpl 104 3164 0 3154 1 0 1 1 0 8 0
zombiepl 144 3691 0 3691 3 2 1 1 0 8 1
processpl 1136 3758 0 3691 6 0 6 6 0 8 0
procpl 656 7471 0 7379 11 2 9 9 0 8 0
srpgc 96 27 0 27 10 10 0 1 0 8 0
sosppl 168 63 0 62 11 10 1 1 0 8 0
sockpl 664 6065 0 6039 19 16 3 9 0 8 0
mcl64k 65536 17 0 0 3 0 3 3 0 8 0
mcl16k 16384 8 0 0 1 0 1 1 0 8 0
mcl12k 12288 17 0 0 2 0 2 2 0 8 0
mcl9k 9216 8 0 0 1 0 1 1 0 8 0
mcl8k 8192 17 0 0 3 0 3 3 0 8 0
mcl4k 4096 17 0 0 3 0 3 3 0 8 0
mcl2k2 2112 8 0 0 1 0 1 1 0 8 0
mcl2k 2048 384 0 0 39 1 38 39 0 8 0
mtagpl 96 3 0 0 1 0 1 1 0 8 0
mbufpl 256 1079 0 0 61 0 61 61 0 8 0
bufpl 280 12497 0 6241 447 0 447 447 0 8 0
anonpl 24 533146 0 527054 140 83 57 68 0 186 0
amapchunkpl 152 102768 0 102069 80 47 33 40 0 158 2
amappl16 200 11907 0 11787 65 54 11 23 0 8 0
amappl15 192 13 0 13 2 2 0 1 0 8 0
amappl14 184 326 0 311 4 2 2 2 0 8 0
amappl13 176 45 0 44 1 0 1 1 0 8 0
amappl12 168 4959 0 4927 3 1 2 2 0 8 0
amappl11 160 60 0 52 1 0 1 1 0 8 0
amappl10 152 106 0 90 1 0 1 1 0 8 0
amappl9 144 196 0 195 3 2 1 1 0 8 0
amappl8 136 695 0 582 5 0 5 5 0 8 0
amappl7 128 77 0 63 1 0 1 1 0 8 0
amappl6 120 850 0 829 2 1 1 2 0 8 0
amappl5 112 356 0 344 1 0 1 1 0 8 0
amappl4 104 955 0 919 3 1 2 3 0 8 0
amappl3 96 19739 0 19650 3 0 3 3 0 8 0
amappl2 88 4432 0 4369 4 2 2 4 0 8 0
amappl1 80 24358 0 23898 23 10 13 23 0 8 0
amappl 88 30829 0 30619 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 71 0 3 2 0 2 2 0 8 0
uaddrrnd 24 3740 0 3703 1 0 1 1 0 8 0
uaddrbest 32 2 0 0 1 0 1 1 0 8 0
uaddr 24 3740 0 3703 1 0 1 1 0 8 0
vmmpekpl 168 29002 0 28928 4 0 4 4 0 8 0
vmmpepl 168 248933 0 246973 177 79 98 121 0 357 0
vmsppl 440 3739 0 3703 6 1 5 5 0 8 0
rwobjpl 56 69326 0 61993 111 7 104 104 0 8 0
pdppl 4096 7487 0 7415 320 248 72 77 0 8 0
pvpl 32 49109 0 0 399 2 397 397 0 265 0
pmappl 248 3739 0 3703 3 0 3 3 0 8 0
extentpl 40 56 0 38 1 0 1 1 0 8 0
phpool 112 715 0 298 13 0 13 13 0 8 0
ddb{1}> machine ddbcpu 0
Stopped at x86_ipi_db+0x1e: addq $0x8,%rsp
ddb{0}> trace
x86_ipi_db(ffffffff82cf2ff0) at x86_ipi_db+0x1e sys/arch/amd64/amd64/db_interface.c:393
x86_ipi_handler() at x86_ipi_handler+0xb7 sys/arch/amd64/amd64/ipi.c:106
Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27
__mp_lock(ffffffff82e9c918) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline]
__mp_lock(ffffffff82e9c918) at __mp_lock+0x122 sys/kern/kern_lock.c:147
vn_read(fffffd805d6258f0,ffff800030536688,1) at vn_read+0x4d sys/kern/vfs_vnops.c:351
dofilereadv(ffff80002a1cc2c0,3,ffff800030536688,1,ffff800030536740) at dofilereadv+0x1a1 sys/kern/sys_generic.c:247
sys_pread(ffff80002a1cc2c0,ffff8000305367f0,ffff800030536740) at sys_pread+0x93 sys/kern/vfs_syscalls.c:3271
syscall(ffff8000305367f0) at syscall+0x8cf mi_syscall sys/sys/syscall_mi.h:180 [inline]
syscall(ffff8000305367f0) at syscall+0x8cf sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x89d5b46e0e0, count: -9
ddb{0}> machine ddbcpu 1
Stopped at solock_shared+0x1c: movq 0x8(%r12),%rax
ddb{1}> trace
solock_shared(ffff800000daca60) at solock_shared+0x1c sys/kern/uipc_socket2.c:351
soreceive(ffff800000daca60,0,ffff80002bc8bae8,0,0,ffff80002bc8b9fc,c2a94714e8683638) at soreceive+0x690 sys/kern/uipc_socket.c:934
fifo_read(ffff80002bc8ba50) at fifo_read+0xd2 sys/miscfs/fifofs/fifo_vnops.c:256
VOP_READ(fffffd80774d9638,ffff80002bc8bae8,64,fffffd807f7d7208) at VOP_READ+0xc3 sys/kern/vfs_vops.c:227
vn_rdwr(0,fffffd80774d9638,ffff800011a26740,1d,0,1,c9d60e35a618404a,0,ffff8000006aa000,0) at vn_rdwr+0x10a
vndstrategy(fffffd806822d6d0) at vndstrategy+0x3e2 sys/dev/vnd.c:342
physio(ffffffff82415a00,2902,8000,ffffffff81ea4380,ffff80002bc8bfb0) at physio+0x27d sys/kern/kern_physio.c:162
spec_read(ffff80002bc8bda0) at spec_read+0x105 sys/kern/spec_vnops.c:215
VOP_READ(fffffd806ed0ceb8,ffff80002bc8bfb0,0,fffffd807f7d74e0) at VOP_READ+0xc3 sys/kern/vfs_vops.c:227
vn_read(fffffd80703598e8,ffff80002bc8bfb0,0) at vn_read+0x115 sys/kern/vfs_vnops.c:369
dofilereadv(ffff80002a21b738,3,ffff80002bc8bfb0,0,ffff80002bc8c070) at dofilereadv+0x1a1 sys/kern/sys_generic.c:247
sys_readv(ffff80002a21b738,ffff80002bc8c120,ffff80002bc8c070) at sys_readv+0xab sys/kern/sys_generic.c:194
syscall(ffff80002bc8c120) at syscall+0x8cf mi_syscall sys/sys/syscall_mi.h:180 [inline]
syscall(ffff80002bc8c120) at syscall+0x8cf sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x113234a62f0, count: -14
---
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syzbot found the following issue on:
HEAD commit: 56d65d052d3a add maturin as MODPY_PYBUILD backend
git tree: openbsd
console output: https://syzkaller.appspot.com/x/log.txt?x=10445f4d180000
kernel config: https://syzkaller.appspot.com/x/.config?x=7058272de1526588
dashboard link: https://syzkaller.appspot.com/bug?extid=b7ef44521c90d0740ba3
Unfortunately, I don't have any reproducer for this issue yet.
Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/b7257bb7a42a/disk-56d65d05.raw.xz
bsd.gdb: https://storage.googleapis.com/syzbot-assets/cdf9e1382fc9/bsd-56d65d05.gdb.xz
kernel image: https://storage.googleapis.com/syzbot-assets/9cb9b4128349/kernel-56d65d05.xz
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+b7ef44...@syzkaller.appspotmail.com
kernel: protection fault trap, code=0
Stopped at solock_shared+0x1c: movq 0x8(%r12),%rax
ddb{1}>
ddb{1}> set $lines = 0
ddb{1}> set $maxwidth = 0
ddb{1}> show panic
the kernel did not panic
ddb{1}> trace
solock_shared(ffff800000daca60) at solock_shared+0x1c sys/kern/uipc_socket2.c:351
soreceive(ffff800000daca60,0,ffff80002bc8bae8,0,0,ffff80002bc8b9fc,c2a94714e8683638) at soreceive+0x690 sys/kern/uipc_socket.c:934
fifo_read(ffff80002bc8ba50) at fifo_read+0xd2 sys/miscfs/fifofs/fifo_vnops.c:256
VOP_READ(fffffd80774d9638,ffff80002bc8bae8,64,fffffd807f7d7208) at VOP_READ+0xc3 sys/kern/vfs_vops.c:227
vn_rdwr(0,fffffd80774d9638,ffff800011a26740,1d,0,1,c9d60e35a618404a,0,ffff8000006aa000,0) at vn_rdwr+0x10a
vndstrategy(fffffd806822d6d0) at vndstrategy+0x3e2 sys/dev/vnd.c:342
physio(ffffffff82415a00,2902,8000,ffffffff81ea4380,ffff80002bc8bfb0) at physio+0x27d sys/kern/kern_physio.c:162
spec_read(ffff80002bc8bda0) at spec_read+0x105 sys/kern/spec_vnops.c:215
VOP_READ(fffffd806ed0ceb8,ffff80002bc8bfb0,0,fffffd807f7d74e0) at VOP_READ+0xc3 sys/kern/vfs_vops.c:227
vn_read(fffffd80703598e8,ffff80002bc8bfb0,0) at vn_read+0x115 sys/kern/vfs_vnops.c:369
dofilereadv(ffff80002a21b738,3,ffff80002bc8bfb0,0,ffff80002bc8c070) at dofilereadv+0x1a1 sys/kern/sys_generic.c:247
sys_readv(ffff80002a21b738,ffff80002bc8c120,ffff80002bc8c070) at sys_readv+0xab sys/kern/sys_generic.c:194
syscall(ffff80002bc8c120) at syscall+0x8cf mi_syscall sys/sys/syscall_mi.h:180 [inline]
syscall(ffff80002bc8c120) at syscall+0x8cf sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x113234a62f0, count: -14
ddb{1}> show registers
rdi 0xffff800032d17000
rsi 0x2a23 __ALIGN_SIZE+0x1a23
rbp 0xffff80002bc8b8c0
rbx 0
rdx 0xffff800032d17000
rcx 0x2a22 __ALIGN_SIZE+0x1a22
rax 0xffffffff811bc379 solock_shared+0x19
r8 0
r9 0x1
r10 0
r11 0xa3fa093f9643e28d
r12 0x2bea2ab7f0dfe3bd
r13 0x1
r14 0xffff800000daca60
r15 0x85
rip 0xffffffff811bc37c solock_shared+0x1c
cs 0x8
rflags 0x10246 __ALIGN_SIZE+0xf246
rsp 0xffff80002bc8b890
ss 0
solock_shared+0x1c: movq 0x8(%r12),%rax
ddb{1}> show proc
PROC (syz-executor.2) tid=102188 pid=18438 tcnt=2 stat=onproc
flags process=8000000 proc=4000000<THREAD>
runpri=24, usrpri=86, slppri=24, nice=20
wchan=0x0, wmesg=, ps_single=0x0
forw=0xffffffffffffffff, list=0xffff8000373d4d20,0xffff80002a1cc7f0
process=0xffff8000ffffb9c0 user=0xffff80002bc87000, vmspace=0xfffffd807f0026e0
estcpu=36, cpticks=2, pctcpu=0.0, user=0, sys=0, intr=0
ddb{1}> ps
PID TID PPID UID S FLAGS WAIT COMMAND
79657 199708 40433 0 2 0x8000000 syz-executor.4
79657 258710 40433 0 7 0xc000000 syz-executor.4
31420 462110 9120 0 2 0x8000000 syz-executor.7
31420 54662 9120 0 3 0xc000080 fsleep syz-executor.7
83730 448691 45479 0 2 0x8000000 syz-executor.5
83730 136772 45479 0 3 0xc000080 fsleep syz-executor.5
95020 369026 10208 0 2 0x8000000 syz-executor.3
95020 404706 10208 0 3 0xc000080 fsleep syz-executor.3
8325 124590 40700 0 2 0x8000000 syz-executor.6
8325 160060 40700 0 3 0xc000080 fsleep syz-executor.6
18438 284569 60532 0 3 0x8000080 nanoslp syz-executor.2
*18438 102188 60532 0 7 0xc000000 syz-executor.2
29563 320971 30892 0 2 0x8000010 syz-executor.1
29563 318255 30892 0 3 0xc000090 bell syz-executor.1
29563 181702 30892 0 3 0xc000090 kqsel syz-executor.1
10858 126908 95959 0 2 0x8000000 syz-executor.0
10858 513497 95959 0 3 0xc000080 sbwait syz-executor.0
10858 187028 95959 0 3 0xc000080 fsleep syz-executor.0
95959 514306 23511 0 3 0x8000082 nanoslp syz-executor.0
10208 302506 23511 0 3 0x8000082 nanoslp syz-executor.3
9120 72656 23511 0 3 0x8000082 nanoslp syz-executor.7
45479 126622 23511 0 3 0x8000082 nanoslp syz-executor.5
60532 156120 23511 0 2 0x8000002 syz-executor.2
40433 237734 23511 0 3 0x8000082 nanoslp syz-executor.4
23026 440412 1 0 3 0x18100083 ttyin getty
40700 289213 23511 0 3 0x8000082 nanoslp syz-executor.6
30892 300975 23511 0 3 0x8000082 nanoslp syz-executor.1
56317 129733 0 0 3 0x14280 nfsidl nfsio
36023 295142 0 0 3 0x14280 nfsidl nfsio
82363 253474 0 0 3 0x14280 nfsidl nfsio
73179 334250 0 0 3 0x14280 nfsidl nfsio
16911 147907 0 0 3 0x14280 nfsidl nfsio
75653 426225 0 0 3 0x14280 nfsidl nfsio
26846 397708 0 0 3 0x14280 nfsidl nfsio
14744 55879 0 0 3 0x14280 nfsidl nfsio
79658 221644 0 0 3 0x14280 nfsidl nfsio
73008 162003 0 0 3 0x14280 nfsidl nfsio
28003 25870 0 0 3 0x14280 nfsidl nfsio
55800 473839 0 0 3 0x14280 nfsidl nfsio
76586 510371 0 0 3 0x14280 nfsidl nfsio
71312 412016 0 0 3 0x14280 nfsidl nfsio
33141 24466 0 0 3 0x14280 nfsidl nfsio
40216 18341 0 0 3 0x14280 nfsidl nfsio
94232 35800 0 0 3 0x14280 nfsidl nfsio
39141 133470 0 0 3 0x14280 nfsidl nfsio
80616 414895 0 0 3 0x14280 nfsidl nfsio
95352 50407 0 0 3 0x14280 nfsidl nfsio
78196 73907 0 0 3 0x14200 bored sosplice
23511 339848 89792 0 3 0x1a000082 wait syz-fuzzer
23511 188962 89792 0 3 0x1e000082 thrsleep syz-fuzzer
23511 339655 89792 0 3 0x1e000082 kqread syz-fuzzer
23511 213110 89792 0 3 0x1e000082 thrsleep syz-fuzzer
23511 35381 89792 0 3 0x1e000082 wait syz-fuzzer
23511 129021 89792 0 3 0x1e000082 thrsleep syz-fuzzer
23511 2766 89792 0 3 0x1e000082 wait syz-fuzzer
23511 469656 89792 0 3 0x1e000082 wait syz-fuzzer
23511 180012 89792 0 3 0x1e000082 wait syz-fuzzer
23511 463387 89792 0 3 0x1e000082 thrsleep syz-fuzzer
23511 119742 89792 0 3 0x1e000082 thrsleep syz-fuzzer
23511 140515 89792 0 3 0x1e000082 thrsleep syz-fuzzer
23511 17437 89792 0 3 0x1e000082 wait syz-fuzzer
23511 423495 89792 0 3 0x1e000082 wait syz-fuzzer
23511 316264 89792 0 3 0x1e000082 thrsleep syz-fuzzer
23511 448807 89792 0 3 0x1e000082 wait syz-fuzzer
89792 295110 84313 0 3 0x810008a sigsusp ksh
84313 476931 83514 0 3 0x1800009a kqread sshd
83514 455169 1 0 3 0x18000088 kqread sshd
7305 8442 84357 74 3 0x19100092 bpf pflogd
84357 129816 1 0 3 0x18000080 sbwait pflogd
98348 120369 9893 73 3 0x19100090 kqread syslogd
9893 11231 1 0 3 0x18100082 sbwait syslogd
52674 96897 1 0 3 0x18100080 kqread resolvd
26796 378247 0 0 3 0x14200 bored smr
41130 258460 0 0 2 0x14200 zerothread
1280 4650 0 0 3 0x14200 aiodoned aiodoned
43092 217608 0 0 3 0x14200 syncer update
37968 191376 0 0 3 0x14200 cleaner cleaner
44501 254167 0 0 3 0x14200 reaper reaper
85855 14121 0 0 3 0x14200 pgdaemon pagedaemon
81576 170383 0 0 3 0x14200 bored viomb
76204 331172 0 0 3 0x40014200 acpi0 acpi0
98583 316795 0 0 3 0x40014200 idle1
89518 172991 0 0 3 0x14200 bored softnet3
2464 48569 0 0 3 0x14200 bored softnet2
83836 373169 0 0 3 0x14200 bored softnet1
49745 118922 0 0 3 0x14200 bored softnet0
76365 354002 0 0 3 0x14200 bored systqmp
93132 414237 0 0 3 0x14200 bored systq
63898 435605 0 0 3 0x14200 tmoslp softclockmp
26141 364032 0 0 3 0x40014200 tmoslp softclock
17994 350502 0 0 3 0x40014200 idle0
1 327025 0 0 3 0x8080082 wait init
0 0 -1 0 3 0x10200 scheduler swapper
ddb{1}> show all locks
Process 18438 (syz-executor.2) thread 0xffff80002a21b738 (102188)
ddb{1}> show malloc
Type InUse MemUse HighUse Limit Requests Type Lim
devbuf 10185 6573K 6688K 166960K 12130 0
pcb 17 14K 16K 166960K 461 0
rtable 213 6K 8K 166960K 1718 0
pf 30 9K 10K 166960K 229 0
ifaddr 40 15K 16K 166960K 243 0
ifgroup 51 2K 2K 166960K 379 0
sysctl 4 1K 2K 166960K 17 0
counters 62 36K 36K 166960K 226 0
ioctlops 0 0K 4K 166960K 1646 0
iov 0 0K 32K 166960K 193 0
mount 1 1K 1K 166960K 1 0
log 0 0K 0K 166960K 4 0
vnodes 1445 91K 91K 166960K 2971 0
UFS quota 1 32K 32K 166960K 1 0
UFS mount 5 36K 36K 166960K 5 0
shm 2 1K 9K 166960K 74 0
VM map 2 1K 1K 166960K 2 0
sem 13 1K 1K 166960K 59 0
dirhash 12 2K 3K 166960K 87 0
ACPI 1697 195K 286K 166960K 12548 0
file desc 18 65K 81K 166960K 3488 0
sigio 0 0K 0K 166960K 82 0
proc 64 67K 128K 166960K 1837 0
subproc 104 6K 7K 166960K 597 0
NFS srvsock 1 0K 0K 166960K 1 0
NFS daemon 1 16K 16K 166960K 1 0
ip_moptions 0 0K 0K 166960K 492 0
in_multi 87 6K 7K 166960K 605 0
ether_multi 1 0K 0K 166960K 23 0
mrt 1 0K 0K 166960K 11 0
ISOFS mount 1 32K 32K 166960K 1 0
MSDOSFS mount 1 16K 16K 166960K 1 0
ttys 109 493K 493K 166960K 109 0
exec 0 0K 1K 166960K 1252 0
pfkey data 0 0K 0K 166960K 6 0
tdb 3 0K 0K 166960K 3 0
VM swap 8 62K 64K 166960K 10 0
UVM amap 331 175K 180K 166960K 31979 0
UVM aobj 69 3K 3K 166960K 72 0
pinsyscall 36 72K 108K 166960K 5661 0
memdesc 1 4K 4K 166960K 1 0
crypto data 1 1K 1K 166960K 1 0
ip6_options 1 0K 1K 166960K 296 0
NDP 11 0K 1K 166960K 181 0
temp 78 6816K 7312K 166960K 99531 0
kqueue 7 12K 28K 166960K 419 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 24 0 0 1 0 1 1 0 8 0
rtpcb 120 352 0 351 1 0 1 1 0 8 0
rtentry 112 583 0 487 5 1 4 4 0 8 0
unpcb 144 2345 0 2332 5 4 1 2 0 8 0
syncache 336 10 0 10 7 7 0 1 0 8 0
tcpqe 32 24 0 24 2 2 0 1 0 8 0
tcpcb 808 902 0 896 12 11 1 2 0 8 0
arp 120 111 0 95 1 0 1 1 0 8 0
inpcb 392 3311 0 3299 22 20 2 9 0 8 0
nd6 136 147 0 126 1 0 1 1 0 8 0
pkpcb 40 23 0 23 12 12 0 1 0 8 0
kcovpl 48 45 0 37 1 0 1 1 0 8 0
ppxss 1168 13 0 13 8 8 0 1 0 8 0
pffrag 232 16 0 9 1 0 1 1 0 482 0
pffrnode 88 16 0 9 1 0 1 1 0 8 0
pffrent 40 71 0 63 1 0 1 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 24 273 0 198 1 0 1 1 0 8 0
pfstkey 128 273 0 198 3 0 3 3 0 8 0
pfstate 376 273 0 198 10 2 8 8 0 8 0
pfrule 1344 21 0 16 2 1 1 2 0 8 0
art_heap8 4096 2 0 0 2 0 2 2 0 8 0
art_heap4 256 2188 0 1782 46 18 28 31 0 8 0
art_table 32 2190 0 1782 4 0 4 4 0 8 0
art_node 16 570 0 484 1 0 1 1 0 8 0
sysvmsgpl 40 19 0 10 1 0 1 1 0 8 0
semupl 112 2 0 2 1 1 0 1 0 8 0
semapl 112 54 0 43 1 0 1 1 0 8 0
shmpl 112 69 0 3 2 0 2 2 0 8 0
dirhash 1024 67 0 50 3 0 3 3 0 8 0
dino2pl 256 6732 0 5198 97 0 97 97 0 8 0
ffsino 272 6732 0 5198 103 0 103 103 0 8 0
nchpl 144 11704 0 9956 67 0 67 67 0 8 0
uvmvnodes 80 6146 0 0 126 0 126 126 0 8 0
vnodes 216 6146 0 0 342 0 342 342 0 8 0
namei 1024 40012 0 40012 4 3 1 2 0 8 1
percpumem 16 127 0 82 1 0 1 1 0 8 0
vcpupl 3904 10 0 1 3 1 2 2 0 8 0
vmpool 696 23 0 14 2 1 1 1 0 8 0
kstatmem 264 186 0 164 2 0 2 2 0 8 0
scsiplug 72 10 0 10 6 6 0 1 0 8 0
scxspl 216 44467 0 44467 21 20 1 8 1 8 1
plimitpl 152 463 0 448 1 0 1 1 0 8 0
sigapl 424 3758 0 3691 9 0 9 9 0 8 0
futexpl 64 44141 0 44136 1 0 1 1 0 8 0
knotepl 120 650 0 0 17 0 17 17 0 8 0
kqueuepl 216 818 0 810 1 0 1 1 0 8 0
pipepl 320 612 0 583 3 0 3 3 0 8 0
fdescpl 496 3717 0 3689 7 2 5 5 0 8 0
filepl 152 21232 0 20987 18 8 10 14 0 8 0
lockfpl 104 957 0 956 2 1 1 2 0 8 0
lockfspl 48 343 0 342 1 0 1 1 0 8 0
sessionpl 144 68 0 52 1 0 1 1 0 8 0
pgrppl 48 113 0 97 1 0 1 1 0 8 0
ucredpl 104 3164 0 3154 1 0 1 1 0 8 0
zombiepl 144 3691 0 3691 3 2 1 1 0 8 1
processpl 1136 3758 0 3691 6 0 6 6 0 8 0
procpl 656 7471 0 7379 11 2 9 9 0 8 0
srpgc 96 27 0 27 10 10 0 1 0 8 0
sosppl 168 63 0 62 11 10 1 1 0 8 0
sockpl 664 6065 0 6039 19 16 3 9 0 8 0
mcl64k 65536 17 0 0 3 0 3 3 0 8 0
mcl16k 16384 8 0 0 1 0 1 1 0 8 0
mcl12k 12288 17 0 0 2 0 2 2 0 8 0
mcl9k 9216 8 0 0 1 0 1 1 0 8 0
mcl8k 8192 17 0 0 3 0 3 3 0 8 0
mcl4k 4096 17 0 0 3 0 3 3 0 8 0
mcl2k2 2112 8 0 0 1 0 1 1 0 8 0
mcl2k 2048 384 0 0 39 1 38 39 0 8 0
mtagpl 96 3 0 0 1 0 1 1 0 8 0
mbufpl 256 1079 0 0 61 0 61 61 0 8 0
bufpl 280 12497 0 6241 447 0 447 447 0 8 0
anonpl 24 533146 0 527054 140 83 57 68 0 186 0
amapchunkpl 152 102768 0 102069 80 47 33 40 0 158 2
amappl16 200 11907 0 11787 65 54 11 23 0 8 0
amappl15 192 13 0 13 2 2 0 1 0 8 0
amappl14 184 326 0 311 4 2 2 2 0 8 0
amappl13 176 45 0 44 1 0 1 1 0 8 0
amappl12 168 4959 0 4927 3 1 2 2 0 8 0
amappl11 160 60 0 52 1 0 1 1 0 8 0
amappl10 152 106 0 90 1 0 1 1 0 8 0
amappl9 144 196 0 195 3 2 1 1 0 8 0
amappl8 136 695 0 582 5 0 5 5 0 8 0
amappl7 128 77 0 63 1 0 1 1 0 8 0
amappl6 120 850 0 829 2 1 1 2 0 8 0
amappl5 112 356 0 344 1 0 1 1 0 8 0
amappl4 104 955 0 919 3 1 2 3 0 8 0
amappl3 96 19739 0 19650 3 0 3 3 0 8 0
amappl2 88 4432 0 4369 4 2 2 4 0 8 0
amappl1 80 24358 0 23898 23 10 13 23 0 8 0
amappl 88 30829 0 30619 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 71 0 3 2 0 2 2 0 8 0
uaddrrnd 24 3740 0 3703 1 0 1 1 0 8 0
uaddrbest 32 2 0 0 1 0 1 1 0 8 0
uaddr 24 3740 0 3703 1 0 1 1 0 8 0
vmmpekpl 168 29002 0 28928 4 0 4 4 0 8 0
vmmpepl 168 248933 0 246973 177 79 98 121 0 357 0
vmsppl 440 3739 0 3703 6 1 5 5 0 8 0
rwobjpl 56 69326 0 61993 111 7 104 104 0 8 0
pdppl 4096 7487 0 7415 320 248 72 77 0 8 0
pvpl 32 49109 0 0 399 2 397 397 0 265 0
pmappl 248 3739 0 3703 3 0 3 3 0 8 0
extentpl 40 56 0 38 1 0 1 1 0 8 0
phpool 112 715 0 298 13 0 13 13 0 8 0
ddb{1}> machine ddbcpu 0
Stopped at x86_ipi_db+0x1e: addq $0x8,%rsp
ddb{0}> trace
x86_ipi_db(ffffffff82cf2ff0) at x86_ipi_db+0x1e sys/arch/amd64/amd64/db_interface.c:393
x86_ipi_handler() at x86_ipi_handler+0xb7 sys/arch/amd64/amd64/ipi.c:106
Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27
__mp_lock(ffffffff82e9c918) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline]
__mp_lock(ffffffff82e9c918) at __mp_lock+0x122 sys/kern/kern_lock.c:147
vn_read(fffffd805d6258f0,ffff800030536688,1) at vn_read+0x4d sys/kern/vfs_vnops.c:351
dofilereadv(ffff80002a1cc2c0,3,ffff800030536688,1,ffff800030536740) at dofilereadv+0x1a1 sys/kern/sys_generic.c:247
sys_pread(ffff80002a1cc2c0,ffff8000305367f0,ffff800030536740) at sys_pread+0x93 sys/kern/vfs_syscalls.c:3271
syscall(ffff8000305367f0) at syscall+0x8cf mi_syscall sys/sys/syscall_mi.h:180 [inline]
syscall(ffff8000305367f0) at syscall+0x8cf sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x89d5b46e0e0, count: -9
ddb{0}> machine ddbcpu 1
Stopped at solock_shared+0x1c: movq 0x8(%r12),%rax
ddb{1}> trace
solock_shared(ffff800000daca60) at solock_shared+0x1c sys/kern/uipc_socket2.c:351
soreceive(ffff800000daca60,0,ffff80002bc8bae8,0,0,ffff80002bc8b9fc,c2a94714e8683638) at soreceive+0x690 sys/kern/uipc_socket.c:934
fifo_read(ffff80002bc8ba50) at fifo_read+0xd2 sys/miscfs/fifofs/fifo_vnops.c:256
VOP_READ(fffffd80774d9638,ffff80002bc8bae8,64,fffffd807f7d7208) at VOP_READ+0xc3 sys/kern/vfs_vops.c:227
vn_rdwr(0,fffffd80774d9638,ffff800011a26740,1d,0,1,c9d60e35a618404a,0,ffff8000006aa000,0) at vn_rdwr+0x10a
vndstrategy(fffffd806822d6d0) at vndstrategy+0x3e2 sys/dev/vnd.c:342
physio(ffffffff82415a00,2902,8000,ffffffff81ea4380,ffff80002bc8bfb0) at physio+0x27d sys/kern/kern_physio.c:162
spec_read(ffff80002bc8bda0) at spec_read+0x105 sys/kern/spec_vnops.c:215
VOP_READ(fffffd806ed0ceb8,ffff80002bc8bfb0,0,fffffd807f7d74e0) at VOP_READ+0xc3 sys/kern/vfs_vops.c:227
vn_read(fffffd80703598e8,ffff80002bc8bfb0,0) at vn_read+0x115 sys/kern/vfs_vnops.c:369
dofilereadv(ffff80002a21b738,3,ffff80002bc8bfb0,0,ffff80002bc8c070) at dofilereadv+0x1a1 sys/kern/sys_generic.c:247
sys_readv(ffff80002a21b738,ffff80002bc8c120,ffff80002bc8c070) at sys_readv+0xab sys/kern/sys_generic.c:194
syscall(ffff80002bc8c120) at syscall+0x8cf mi_syscall sys/sys/syscall_mi.h:180 [inline]
syscall(ffff80002bc8c120) at syscall+0x8cf sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x113234a62f0, count: -14
---
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