uvm_fault: blf_cbc_decrypt
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syzbot
May 1, 2026, 10:30:24 AMMay 1
to syzkaller-o...@googlegroups.com
Hello,
syzbot found the following issue on:
HEAD commit: d15801fa3705 Add a bit of const to attr_writebuf(), aspath..
git tree: openbsd
console output: https://syzkaller.appspot.com/x/log.txt?x=1788bb48580000
kernel config: https://syzkaller.appspot.com/x/.config?x=1bc15e68cd2a49e5
dashboard link: https://syzkaller.appspot.com/bug?extid=98160f6454a7da92bb0c
Unfortunately, I don't have any reproducer for this issue yet.
Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/65dffd887c28/disk-d15801fa.raw.xz
bsd.gdb: https://storage.googleapis.com/syzbot-assets/b8db52429e7c/bsd-d15801fa.gdb.xz
kernel image: https://storage.googleapis.com/syzbot-assets/3ff3911193af/kernel-d15801fa.xz
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+98160f...@syzkaller.appspotmail.com
uvm_fault(0xffffffff83a75668, 0xffff80001b2b21f8, 0, 1) -> d
kernel: page fault trap, code=0
Stopped at blf_cbc_decrypt+0x90: movl 0(%rbx),%eax
TID PID UID PRFLAGS PFLAGS CPU COMMAND
*249792 80133 0 0x1000 0x4080000 0 syz-executor
blf_cbc_decrypt(ffff800001633000,ffff8000318ccb60,ffff80001b2b2000,200) at blf_cbc_decrypt+0x90 sys/crypto/blf.c:611
vndstrategy(fffffd807b60e240) at vndstrategy+0x5ac vndencrypt sys/dev/vnd.c:-1 [inline]
vndstrategy(fffffd807b60e240) at vndstrategy+0x5ac vndencryptbuf sys/dev/vnd.c:144 [inline]
vndstrategy(fffffd807b60e240) at vndstrategy+0x5ac sys/dev/vnd.c:350
readdisksector(fffffd807b60e240,ffffffff81cf7100,ffff8000015d0800,0) at readdisksector+0x6e sys/kern/subr_disk.c:-1
writedisklabel(e02,ffffffff81cf7100,ffff8000015d0800) at writedisklabel+0xe6 sys/arch/amd64/amd64/disksubr.c:140
vndioctl(e02,84946467,ffff80000163a800,3,ffff800035cd87e8) at vndioctl+0x83a sys/dev/vnd.c:651
VOP_IOCTL(fffffd806c932888,84946467,ffff80000163a800,3,fffffd8007ffd410,ffff800035cd87e8) at VOP_IOCTL+0xa3 sys/kern/vfs_vops.c:264
vn_ioctl(fffffd806c894960,84946467,ffff80000163a800,ffff800035cd87e8) at vn_ioctl+0xea sys/kern/vfs_vnops.c:537
sys_ioctl(ffff800035cd87e8,ffff8000318cd660,ffff8000318cd5b0) at sys_ioctl+0x660 sys/kern/sys_generic.c:-1
syscall(ffff8000318cd660) at syscall+0x962 mi_syscall sys/sys/syscall_mi.h:-1 [inline]
syscall(ffff8000318cd660) at syscall+0x962 sys/arch/amd64/amd64/trap.c:783
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x8148de7fea0, count: 5
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
*cpu0: uvm_fault(0xffffffff83a75668, 0xffff80001b2b21f8, 0, 1) -> d
ddb> trace
blf_cbc_decrypt(ffff800001633000,ffff8000318ccb60,ffff80001b2b2000,200) at blf_cbc_decrypt+0x90 sys/crypto/blf.c:611
vndstrategy(fffffd807b60e240) at vndstrategy+0x5ac vndencrypt sys/dev/vnd.c:-1 [inline]
vndstrategy(fffffd807b60e240) at vndstrategy+0x5ac vndencryptbuf sys/dev/vnd.c:144 [inline]
vndstrategy(fffffd807b60e240) at vndstrategy+0x5ac sys/dev/vnd.c:350
readdisksector(fffffd807b60e240,ffffffff81cf7100,ffff8000015d0800,0) at readdisksector+0x6e sys/kern/subr_disk.c:-1
writedisklabel(e02,ffffffff81cf7100,ffff8000015d0800) at writedisklabel+0xe6 sys/arch/amd64/amd64/disksubr.c:140
vndioctl(e02,84946467,ffff80000163a800,3,ffff800035cd87e8) at vndioctl+0x83a sys/dev/vnd.c:651
VOP_IOCTL(fffffd806c932888,84946467,ffff80000163a800,3,fffffd8007ffd410,ffff800035cd87e8) at VOP_IOCTL+0xa3 sys/kern/vfs_vops.c:264
vn_ioctl(fffffd806c894960,84946467,ffff80000163a800,ffff800035cd87e8) at vn_ioctl+0xea sys/kern/vfs_vnops.c:537
sys_ioctl(ffff800035cd87e8,ffff8000318cd660,ffff8000318cd5b0) at sys_ioctl+0x660 sys/kern/sys_generic.c:-1
syscall(ffff8000318cd660) at syscall+0x962 mi_syscall sys/sys/syscall_mi.h:-1 [inline]
syscall(ffff8000318cd660) at syscall+0x962 sys/arch/amd64/amd64/trap.c:783
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x8148de7fea0, count: -10
ddb> show registers
rdi 0x7
rsi 0x1f8
rbp 0xffff8000318ccb40
rbx 0xffff80001b2b21f8
rdx 0xffff8000015d59c0
rcx 0x200
rax 0xffff800035cd87e8
r8 0xf360 __ALIGN_SIZE+0xe360
r9 0x3edfc6d7
r10 0x9f70480a9881884f
r11 0x99c6d8f2b05da7e1
r12 0x1f0
r13 0xffff8000318ccae8
r14 0x200
r15 0xffff800001633000
rip 0xffffffff827d9870 blf_cbc_decrypt+0x90
cs 0x8
rflags 0x10207 __ALIGN_SIZE+0xf207
rsp 0xffff8000318ccad0
ss 0x10
blf_cbc_decrypt+0x90: movl 0(%rbx),%eax
ddb> show proc
PROC (syz-executor) tid=249792 pid=80133 tcnt=2 stat=onproc
flags process=1000<SINGLEEXIT> proc=4080000<SUSPSINGLE,THREAD>
runpri=64, usrpri=65, slppri=32, nice=20
wchan=0x0, wmesg=, ps_single=0xffff800035cd8d18 scnt=1 ecnt=0
forw=0xffffffffffffffff, list=0xffff800035cd8a80,0xffff80003c9aefd0
process=0xffff800035cd5698 user=0xffff8000318c8000, vmspace=0xfffffd807dfe62f8
estcpu=15, cpticks=17, pctcpu=0.0, user=0, sys=17, intr=0
ddb> ps
PID TID PPID UID S FLAGS WAIT COMMAND
80002 316825 55890 0 2 0 syz-executor
80002 146221 55890 0 3 0x4000080 piperd syz-executor
87019 411014 450 0 2 0 syz-executor
87019 293519 450 0 3 0x4000080 fsleep syz-executor
47064 37011 61157 0 2 0 syz-executor
47064 242774 61157 0 2 0x4000000 syz-executor
13951 394588 69860 0 2 0 syz-executor
13951 176942 69860 0 2 0x4000000 syz-executor
50124 378595 5937 0 2 0 syz-executor
50124 443429 5937 0 3 0x4000080 fsleep syz-executor
80133 372261 38452 0 3 0x3000 suspend syz-executor
*80133 249792 38452 0 7 0x4081000 syz-executor
55169 294564 32877 0 3 0x3000 suspend syz-executor
55169 56735 32877 0 2 0x4081000 syz-executor
56425 126217 0 0 3 0x14280 nfsidl nfsio
66104 112971 0 0 3 0x14280 nfsidl nfsio
54150 256844 0 0 3 0x14280 nfsidl nfsio
11194 227338 0 0 3 0x14280 nfsidl nfsio
94761 80273 0 0 3 0x14280 nfsidl nfsio
24156 57379 0 0 3 0x14280 nfsidl nfsio
57406 295444 0 0 3 0x14280 nfsidl nfsio
74157 373124 0 0 3 0x14280 nfsidl nfsio
55186 158633 0 0 3 0x14280 nfsidl nfsio
29379 140518 0 0 3 0x14280 nfsidl nfsio
6285 149041 0 0 3 0x14280 nfsidl nfsio
31706 301275 0 0 3 0x14280 nfsidl nfsio
64662 106511 0 0 3 0x14280 nfsidl nfsio
71347 459591 0 0 3 0x14280 nfsidl nfsio
30660 423209 0 0 3 0x14280 nfsidl nfsio
23547 52028 0 0 3 0x14280 nfsidl nfsio
30631 381873 0 0 3 0x14280 nfsidl nfsio
40725 477697 0 0 3 0x14280 nfsidl nfsio
78764 519336 0 0 3 0x14280 nfsidl nfsio
96344 295966 0 0 3 0x14280 nfsidl nfsio
61157 78271 35411 0 2 0xc82 syz-executor
450 369936 35411 0 2 0xc82 syz-executor
69860 445309 35411 0 2 0xc82 syz-executor
38452 241535 35411 0 2 0xc82 syz-executor
32877 511307 35411 0 2 0xc82 syz-executor
13772 364367 35411 0 2 0x2 syz-executor
5937 519164 35411 0 2 0xc82 syz-executor
55890 75804 35411 0 2 0xc82 syz-executor
35411 448131 9415 0 3 0x82 kqread syz-executor
9415 483142 22143 0 3 0x10008a sigsusp ksh
22143 111308 82598 0 3 0x98 kqread sshd-session
82598 68223 32438 0 3 0x92 kqread sshd-session
78911 499915 1 0 3 0x100083 ttyin getty
32438 311633 1 0 3 0x88 kqread sshd
81173 95350 34184 73 3 0x1100090 kqread syslogd
34184 84477 1 0 3 0x100082 sbwait syslogd
52670 511828 1 0 3 0x100080 kqread resolvd
94170 122269 71746 77 3 0x100092 kqread dhcpleased
67045 5651 71746 77 3 0x100092 kqread dhcpleased
71746 9454 1 0 3 0x80 kqread dhcpleased
31263 187864 0 0 3 0x14200 bored smr
51322 316616 0 0 2 0x14200 zerothread
35500 485934 0 0 3 0x14200 aiodoned aiodoned
27008 64950 0 0 3 0x14200 syncer update
10305 58839 0 0 3 0x14200 cleaner cleaner
99446 187189 0 0 3 0x14200 reaper reaper
3288 234208 0 0 3 0x14200 pgdaemon pagedaemon
72668 45206 0 0 3 0x14200 bored viomb
54551 116909 0 0 3 0x40014200 acpi0 acpi0
11588 378668 0 0 3 0x14200 bored softnet0
27339 158197 0 0 3 0x14200 bored systqmp
49647 89280 0 0 3 0x14200 bored systq
58280 386516 0 0 3 0x40014200 tmoslp softclock
37922 408556 0 0 3 0x40014200 idle0
1 344865 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 11044 12139K 12611K 166960K 12673 0
pcb 18 13K 14K 166960K 100 0
rtable 244 8K 9K 166960K 432 0
pf 30 12K 14K 166960K 51 0
ifaddr 39 6K 7K 166960K 58 0
ifgroup 50 2K 2K 166960K 81 0
sysctl 1 1K 9K 166960K 6 0
counters 33 17K 18K 166960K 46 0
ioctlops 1 2K 4K 166960K 97 0
iov 0 0K 16K 166960K 10 0
mount 1 1K 1K 166960K 1 0
log 0 0K 0K 166960K 4 0
vnodes 1292 81K 82K 166960K 1533 0
UFS quota 1 32K 32K 166960K 1 0
UFS mount 5 36K 36K 166960K 5 0
shm 2 1K 5K 166960K 7 0
VM map 2 1K 1K 166960K 2 0
sem 12 1K 1K 166960K 21 0
dirhash 12 2K 2K 166960K 18 0
ACPI 1692 195K 286K 166960K 12470 0
file desc 17 61K 85K 166960K 371 0
sigio 0 0K 0K 166960K 2 0
proc 60 59K 91K 166960K 526 0
subproc 72 4K 4K 166960K 72 0
NFS srvsock 1 0K 0K 166960K 1 0
NFS daemon 1 16K 16K 166960K 1 0
ip_moptions 0 0K 0K 166960K 25 0
in_multi 88 6K 6K 166960K 107 0
ether_multi 1 0K 0K 166960K 3 0
mrt 0 0K 0K 166960K 9 0
ISOFS mount 1 32K 32K 166960K 1 0
MSDOSFS mount 1 16K 16K 166960K 1 0
ttys 73 334K 334K 166960K 73 0
exec 0 0K 1K 166960K 375 0
fusefs mount 1 32K 32K 166960K 1 0
tdb 3 0K 0K 166960K 3 0
VM swap 8 62K 64K 166960K 10 0
UVM amap 213 151K 164K 166960K 4948 0
UVM aobj 12 4K 4K 166960K 15 0
pinsyscall 38 76K 90K 166960K 1455 0
memdesc 1 4K 4K 166960K 1 0
crypto data 1 1K 1K 166960K 1 0
ip6_options 0 0K 0K 166960K 10 0
NDP 11 0K 1K 166960K 36 0
temp 41 9071K 9143K 166960K 5169 0
kqueue 13 20K 32K 166960K 66 0
SYN cache 2 16K 24K 166960K 3 0
ddb> show all pools
Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle
rtpcb 120 57 0 54 1 0 1 1 0 8 0
rtentry 136 125 0 22 4 0 4 4 0 8 0
unpcb 144 132 0 113 1 0 1 1 0 8 0
syncache 336 4 0 4 2 1 1 1 0 8 1
tcpcb 736 101 0 96 4 0 4 4 0 8 3
arp 96 19 0 3 1 0 1 1 0 8 0
ipq 40 2 0 0 1 0 1 1 0 8 0
ipqe 40 2 0 0 1 0 1 1 0 8 0
inpcb 328 451 0 442 7 0 7 7 0 8 6
nd6 112 27 0 4 1 0 1 1 0 8 0
pkpcb 40 1 0 1 1 0 1 1 0 8 1
kcovpl 48 8 0 0 1 0 1 1 0 8 0
ppxss 1072 8 0 8 1 0 1 1 0 8 1
pppxif 1416 3 0 3 1 0 1 1 0 8 1
art_heap8 4096 2 0 0 2 0 2 2 0 8 0
art_heap4 256 509 0 60 29 0 29 29 0 8 0
art_table 40 511 0 60 5 0 5 5 0 8 0
art_node 32 122 0 29 1 0 1 1 0 8 0
sysvmsgpl 40 68 0 66 1 0 1 1 0 8 0
semupl 112 1 0 1 1 0 1 1 0 8 1
semapl 112 17 0 7 1 0 1 1 0 8 0
shmpl 112 12 0 3 1 0 1 1 0 8 0
dirhash 1024 21 0 4 3 0 3 3 0 8 0
dino2pl 256 2014 0 560 92 0 92 92 0 8 0
ffsino 256 2014 0 560 92 0 92 92 0 8 0
nchpl 144 2527 0 835 64 0 64 64 0 8 0
rtmask 32 1 0 1 1 0 1 1 0 8 1
vnodes 216 2169 0 0 121 0 121 121 0 8 0
namei 1024 8069 0 8069 2 1 1 1 0 8 1
kstatmem 264 41 0 18 2 0 2 2 0 8 0
scsiplug 72 4 0 4 1 0 1 1 0 8 1
scxspl 216 8236 0 8236 10 2 8 8 1 8 8
plimitpl 152 152 0 135 1 0 1 1 0 8 0
sigapl 424 682 0 620 8 0 8 8 0 8 0
knotepl 120 12657 0 12610 10 0 10 10 0 8 8
kqueuepl 184 221 0 212 4 0 4 4 0 8 3
pipepl 304 134 0 106 3 0 3 3 0 8 0
fdescpl 448 649 0 620 4 0 4 4 0 8 0
filepl 120 3388 0 3169 13 0 13 13 0 8 4
lockfpl 104 99 0 97 1 0 1 1 0 8 0
lockfspl 48 45 0 43 1 0 1 1 0 8 0
sessionpl 144 28 0 20 1 0 1 1 0 8 0
pgrppl 48 43 0 27 1 0 1 1 0 8 0
ucredpl 104 321 0 309 1 0 1 1 0 8 0
zombiepl 144 621 0 620 2 1 1 1 0 8 0
processpl 1152 682 0 620 5 0 5 5 0 8 0
procpl 664 1035 0 966 7 0 7 7 0 8 0
sockpl 552 653 0 622 8 0 8 8 0 8 5
mcl64k 65536 17 0 17 1 0 1 1 0 8 1
mcl16k 16384 4 0 4 1 0 1 1 0 8 1
mcl12k 12288 1 0 1 1 0 1 1 0 8 1
mcl8k 8192 8 0 8 2 1 1 1 0 8 1
mcl4k 4096 2819 0 2764 16 7 9 15 0 8 1
mcl2k 2048 323 0 322 3 0 3 3 0 8 2
mtagpl 96 9 0 5 1 0 1 1 0 8 0
mbufpl 256 6566 0 6390 15 0 15 15 0 8 0
bufpl 280 2541 0 103 175 0 175 175 0 8 0
anonpl 24 125937 0 120749 48 4 44 44 0 187 11
amapchunkpl 152 15450 0 14885 25 0 25 25 0 158 1
amappl16 200 2533 0 2506 18 8 10 14 0 8 8
amappl15 192 42 0 42 1 1 0 1 0 8 0
amappl14 184 409 0 408 1 0 1 1 0 8 0
amappl13 176 106 0 96 1 0 1 1 0 8 0
amappl12 168 881 0 853 2 0 2 2 0 8 0
amappl11 160 9 0 9 1 1 0 1 0 8 0
amappl10 152 85 0 75 1 0 1 1 0 8 0
amappl9 144 266 0 266 1 1 0 1 0 8 0
amappl8 136 108 0 106 1 0 1 1 0 8 0
amappl7 128 138 0 126 1 0 1 1 0 8 0
amappl6 120 155 0 154 1 0 1 1 0 8 0
amappl5 112 87 0 79 1 0 1 1 0 8 0
amappl4 104 253 0 236 1 0 1 1 0 8 0
amappl3 96 2907 0 2804 3 0 3 3 0 8 0
amappl2 88 512 0 455 2 0 2 2 0 8 0
amappl1 80 10021 0 9459 13 0 13 13 0 8 1
amappl 88 4238 0 4088 4 0 4 4 0 92 0
uvmvnodes 80 102 0 0 3 0 3 3 0 8 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 128 254 0 254 2 1 1 1 0 8 1
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 14 0 3 1 0 1 1 0 8 0
uaddrrnd 24 649 0 620 1 0 1 1 0 8 0
uaddrbest 32 2 0 0 1 0 1 1 0 8 0
uaddr 24 649 0 620 1 0 1 1 0 8 0
vmmpekpl 168 6628 0 6596 2 0 2 2 0 8 0
vmmpepl 168 48436 0 46652 93 2 91 91 0 357 10
vmsppl 368 648 0 620 4 0 4 4 0 8 1
rwobjpl 40 16198 0 15248 14 1 13 13 0 8 2
pdppl 4096 1304 0 1240 98 32 66 76 0 8 2
pvpl 32 306004 0 293280 114 2 112 112 0 265 9
pmappl 216 648 0 620 2 0 2 2 0 8 0
extentpl 40 45 0 27 1 0 1 1 0 8 0
phpool 112 373 0 44 10 0 10 10 0 8 0
ddb> machine ddbcpu 0
No such command
ddb> trace
blf_cbc_decrypt(ffff800001633000,ffff8000318ccb60,ffff80001b2b2000,200) at blf_cbc_decrypt+0x90 sys/crypto/blf.c:611
vndstrategy(fffffd807b60e240) at vndstrategy+0x5ac vndencrypt sys/dev/vnd.c:-1 [inline]
vndstrategy(fffffd807b60e240) at vndstrategy+0x5ac vndencryptbuf sys/dev/vnd.c:144 [inline]
vndstrategy(fffffd807b60e240) at vndstrategy+0x5ac sys/dev/vnd.c:350
readdisksector(fffffd807b60e240,ffffffff81cf7100,ffff8000015d0800,0) at readdisksector+0x6e sys/kern/subr_disk.c:-1
writedisklabel(e02,ffffffff81cf7100,ffff8000015d0800) at writedisklabel+0xe6 sys/arch/amd64/amd64/disksubr.c:140
vndioctl(e02,84946467,ffff80000163a800,3,ffff800035cd87e8) at vndioctl+0x83a sys/dev/vnd.c:651
VOP_IOCTL(fffffd806c932888,84946467,ffff80000163a800,3,fffffd8007ffd410,ffff800035cd87e8) at VOP_IOCTL+0xa3 sys/kern/vfs_vops.c:264
vn_ioctl(fffffd806c894960,84946467,ffff80000163a800,ffff800035cd87e8) at vn_ioctl+0xea sys/kern/vfs_vnops.c:537
sys_ioctl(ffff800035cd87e8,ffff8000318cd660,ffff8000318cd5b0) at sys_ioctl+0x660 sys/kern/sys_generic.c:-1
syscall(ffff8000318cd660) at syscall+0x962 mi_syscall sys/sys/syscall_mi.h:-1 [inline]
syscall(ffff8000318cd660) at syscall+0x962 sys/arch/amd64/amd64/trap.c:783
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x8148de7fea0, count: -10
ddb> machine ddbcpu 1
No such command
ddb> trace
blf_cbc_decrypt(ffff800001633000,ffff8000318ccb60,ffff80001b2b2000,200) at blf_cbc_decrypt+0x90 sys/crypto/blf.c:611
vndstrategy(fffffd807b60e240) at vndstrategy+0x5ac vndencrypt sys/dev/vnd.c:-1 [inline]
vndstrategy(fffffd807b60e240) at vndstrategy+0x5ac vndencryptbuf sys/dev/vnd.c:144 [inline]
vndstrategy(fffffd807b60e240) at vndstrategy+0x5ac sys/dev/vnd.c:350
readdisksector(fffffd807b60e240,ffffffff81cf7100,ffff8000015d0800,0) at readdisksector+0x6e sys/kern/subr_disk.c:-1
writedisklabel(e02,ffffffff81cf7100,ffff8000015d0800) at writedisklabel+0xe6 sys/arch/amd64/amd64/disksubr.c:140
vndioctl(e02,84946467,ffff80000163a800,3,ffff800035cd87e8) at vndioctl+0x83a sys/dev/vnd.c:651
VOP_IOCTL(fffffd806c932888,84946467,ffff80000163a800,3,fffffd8007ffd410,ffff800035cd87e8) at VOP_IOCTL+0xa3 sys/kern/vfs_vops.c:264
vn_ioctl(fffffd806c894960,84946467,ffff80000163a800,ffff800035cd87e8) at vn_ioctl+0xea sys/kern/vfs_vnops.c:537
sys_ioctl(ffff800035cd87e8,ffff8000318cd660,ffff8000318cd5b0) at sys_ioctl+0x660 sys/kern/sys_generic.c:-1
syscall(ffff8000318cd660) at syscall+0x962 mi_syscall sys/sys/syscall_mi.h:-1 [inline]
syscall(ffff8000318cd660) at syscall+0x962 sys/arch/amd64/amd64/trap.c:783
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x8148de7fea0, count: -10
---
This report is generated by a bot. It may contain errors.
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syzbot engineers can be reached at syzk...@googlegroups.com.
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If the report is already addressed, let syzbot know by replying with:
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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: d15801fa3705 Add a bit of const to attr_writebuf(), aspath..
git tree: openbsd
console output: https://syzkaller.appspot.com/x/log.txt?x=1788bb48580000
kernel config: https://syzkaller.appspot.com/x/.config?x=1bc15e68cd2a49e5
dashboard link: https://syzkaller.appspot.com/bug?extid=98160f6454a7da92bb0c
Unfortunately, I don't have any reproducer for this issue yet.
Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/65dffd887c28/disk-d15801fa.raw.xz
bsd.gdb: https://storage.googleapis.com/syzbot-assets/b8db52429e7c/bsd-d15801fa.gdb.xz
kernel image: https://storage.googleapis.com/syzbot-assets/3ff3911193af/kernel-d15801fa.xz
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+98160f...@syzkaller.appspotmail.com
uvm_fault(0xffffffff83a75668, 0xffff80001b2b21f8, 0, 1) -> d
kernel: page fault trap, code=0
Stopped at blf_cbc_decrypt+0x90: movl 0(%rbx),%eax
TID PID UID PRFLAGS PFLAGS CPU COMMAND
*249792 80133 0 0x1000 0x4080000 0 syz-executor
blf_cbc_decrypt(ffff800001633000,ffff8000318ccb60,ffff80001b2b2000,200) at blf_cbc_decrypt+0x90 sys/crypto/blf.c:611
vndstrategy(fffffd807b60e240) at vndstrategy+0x5ac vndencrypt sys/dev/vnd.c:-1 [inline]
vndstrategy(fffffd807b60e240) at vndstrategy+0x5ac vndencryptbuf sys/dev/vnd.c:144 [inline]
vndstrategy(fffffd807b60e240) at vndstrategy+0x5ac sys/dev/vnd.c:350
readdisksector(fffffd807b60e240,ffffffff81cf7100,ffff8000015d0800,0) at readdisksector+0x6e sys/kern/subr_disk.c:-1
writedisklabel(e02,ffffffff81cf7100,ffff8000015d0800) at writedisklabel+0xe6 sys/arch/amd64/amd64/disksubr.c:140
vndioctl(e02,84946467,ffff80000163a800,3,ffff800035cd87e8) at vndioctl+0x83a sys/dev/vnd.c:651
VOP_IOCTL(fffffd806c932888,84946467,ffff80000163a800,3,fffffd8007ffd410,ffff800035cd87e8) at VOP_IOCTL+0xa3 sys/kern/vfs_vops.c:264
vn_ioctl(fffffd806c894960,84946467,ffff80000163a800,ffff800035cd87e8) at vn_ioctl+0xea sys/kern/vfs_vnops.c:537
sys_ioctl(ffff800035cd87e8,ffff8000318cd660,ffff8000318cd5b0) at sys_ioctl+0x660 sys/kern/sys_generic.c:-1
syscall(ffff8000318cd660) at syscall+0x962 mi_syscall sys/sys/syscall_mi.h:-1 [inline]
syscall(ffff8000318cd660) at syscall+0x962 sys/arch/amd64/amd64/trap.c:783
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x8148de7fea0, count: 5
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
*cpu0: uvm_fault(0xffffffff83a75668, 0xffff80001b2b21f8, 0, 1) -> d
ddb> trace
blf_cbc_decrypt(ffff800001633000,ffff8000318ccb60,ffff80001b2b2000,200) at blf_cbc_decrypt+0x90 sys/crypto/blf.c:611
vndstrategy(fffffd807b60e240) at vndstrategy+0x5ac vndencrypt sys/dev/vnd.c:-1 [inline]
vndstrategy(fffffd807b60e240) at vndstrategy+0x5ac vndencryptbuf sys/dev/vnd.c:144 [inline]
vndstrategy(fffffd807b60e240) at vndstrategy+0x5ac sys/dev/vnd.c:350
readdisksector(fffffd807b60e240,ffffffff81cf7100,ffff8000015d0800,0) at readdisksector+0x6e sys/kern/subr_disk.c:-1
writedisklabel(e02,ffffffff81cf7100,ffff8000015d0800) at writedisklabel+0xe6 sys/arch/amd64/amd64/disksubr.c:140
vndioctl(e02,84946467,ffff80000163a800,3,ffff800035cd87e8) at vndioctl+0x83a sys/dev/vnd.c:651
VOP_IOCTL(fffffd806c932888,84946467,ffff80000163a800,3,fffffd8007ffd410,ffff800035cd87e8) at VOP_IOCTL+0xa3 sys/kern/vfs_vops.c:264
vn_ioctl(fffffd806c894960,84946467,ffff80000163a800,ffff800035cd87e8) at vn_ioctl+0xea sys/kern/vfs_vnops.c:537
sys_ioctl(ffff800035cd87e8,ffff8000318cd660,ffff8000318cd5b0) at sys_ioctl+0x660 sys/kern/sys_generic.c:-1
syscall(ffff8000318cd660) at syscall+0x962 mi_syscall sys/sys/syscall_mi.h:-1 [inline]
syscall(ffff8000318cd660) at syscall+0x962 sys/arch/amd64/amd64/trap.c:783
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x8148de7fea0, count: -10
ddb> show registers
rdi 0x7
rsi 0x1f8
rbp 0xffff8000318ccb40
rbx 0xffff80001b2b21f8
rdx 0xffff8000015d59c0
rcx 0x200
rax 0xffff800035cd87e8
r8 0xf360 __ALIGN_SIZE+0xe360
r9 0x3edfc6d7
r10 0x9f70480a9881884f
r11 0x99c6d8f2b05da7e1
r12 0x1f0
r13 0xffff8000318ccae8
r14 0x200
r15 0xffff800001633000
rip 0xffffffff827d9870 blf_cbc_decrypt+0x90
cs 0x8
rflags 0x10207 __ALIGN_SIZE+0xf207
rsp 0xffff8000318ccad0
ss 0x10
blf_cbc_decrypt+0x90: movl 0(%rbx),%eax
ddb> show proc
PROC (syz-executor) tid=249792 pid=80133 tcnt=2 stat=onproc
flags process=1000<SINGLEEXIT> proc=4080000<SUSPSINGLE,THREAD>
runpri=64, usrpri=65, slppri=32, nice=20
wchan=0x0, wmesg=, ps_single=0xffff800035cd8d18 scnt=1 ecnt=0
forw=0xffffffffffffffff, list=0xffff800035cd8a80,0xffff80003c9aefd0
process=0xffff800035cd5698 user=0xffff8000318c8000, vmspace=0xfffffd807dfe62f8
estcpu=15, cpticks=17, pctcpu=0.0, user=0, sys=17, intr=0
ddb> ps
PID TID PPID UID S FLAGS WAIT COMMAND
80002 316825 55890 0 2 0 syz-executor
80002 146221 55890 0 3 0x4000080 piperd syz-executor
87019 411014 450 0 2 0 syz-executor
87019 293519 450 0 3 0x4000080 fsleep syz-executor
47064 37011 61157 0 2 0 syz-executor
47064 242774 61157 0 2 0x4000000 syz-executor
13951 394588 69860 0 2 0 syz-executor
13951 176942 69860 0 2 0x4000000 syz-executor
50124 378595 5937 0 2 0 syz-executor
50124 443429 5937 0 3 0x4000080 fsleep syz-executor
80133 372261 38452 0 3 0x3000 suspend syz-executor
*80133 249792 38452 0 7 0x4081000 syz-executor
55169 294564 32877 0 3 0x3000 suspend syz-executor
55169 56735 32877 0 2 0x4081000 syz-executor
56425 126217 0 0 3 0x14280 nfsidl nfsio
66104 112971 0 0 3 0x14280 nfsidl nfsio
54150 256844 0 0 3 0x14280 nfsidl nfsio
11194 227338 0 0 3 0x14280 nfsidl nfsio
94761 80273 0 0 3 0x14280 nfsidl nfsio
24156 57379 0 0 3 0x14280 nfsidl nfsio
57406 295444 0 0 3 0x14280 nfsidl nfsio
74157 373124 0 0 3 0x14280 nfsidl nfsio
55186 158633 0 0 3 0x14280 nfsidl nfsio
29379 140518 0 0 3 0x14280 nfsidl nfsio
6285 149041 0 0 3 0x14280 nfsidl nfsio
31706 301275 0 0 3 0x14280 nfsidl nfsio
64662 106511 0 0 3 0x14280 nfsidl nfsio
71347 459591 0 0 3 0x14280 nfsidl nfsio
30660 423209 0 0 3 0x14280 nfsidl nfsio
23547 52028 0 0 3 0x14280 nfsidl nfsio
30631 381873 0 0 3 0x14280 nfsidl nfsio
40725 477697 0 0 3 0x14280 nfsidl nfsio
78764 519336 0 0 3 0x14280 nfsidl nfsio
96344 295966 0 0 3 0x14280 nfsidl nfsio
61157 78271 35411 0 2 0xc82 syz-executor
450 369936 35411 0 2 0xc82 syz-executor
69860 445309 35411 0 2 0xc82 syz-executor
38452 241535 35411 0 2 0xc82 syz-executor
32877 511307 35411 0 2 0xc82 syz-executor
13772 364367 35411 0 2 0x2 syz-executor
5937 519164 35411 0 2 0xc82 syz-executor
55890 75804 35411 0 2 0xc82 syz-executor
35411 448131 9415 0 3 0x82 kqread syz-executor
9415 483142 22143 0 3 0x10008a sigsusp ksh
22143 111308 82598 0 3 0x98 kqread sshd-session
82598 68223 32438 0 3 0x92 kqread sshd-session
78911 499915 1 0 3 0x100083 ttyin getty
32438 311633 1 0 3 0x88 kqread sshd
81173 95350 34184 73 3 0x1100090 kqread syslogd
34184 84477 1 0 3 0x100082 sbwait syslogd
52670 511828 1 0 3 0x100080 kqread resolvd
94170 122269 71746 77 3 0x100092 kqread dhcpleased
67045 5651 71746 77 3 0x100092 kqread dhcpleased
71746 9454 1 0 3 0x80 kqread dhcpleased
31263 187864 0 0 3 0x14200 bored smr
51322 316616 0 0 2 0x14200 zerothread
35500 485934 0 0 3 0x14200 aiodoned aiodoned
27008 64950 0 0 3 0x14200 syncer update
10305 58839 0 0 3 0x14200 cleaner cleaner
99446 187189 0 0 3 0x14200 reaper reaper
3288 234208 0 0 3 0x14200 pgdaemon pagedaemon
72668 45206 0 0 3 0x14200 bored viomb
54551 116909 0 0 3 0x40014200 acpi0 acpi0
11588 378668 0 0 3 0x14200 bored softnet0
27339 158197 0 0 3 0x14200 bored systqmp
49647 89280 0 0 3 0x14200 bored systq
58280 386516 0 0 3 0x40014200 tmoslp softclock
37922 408556 0 0 3 0x40014200 idle0
1 344865 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 11044 12139K 12611K 166960K 12673 0
pcb 18 13K 14K 166960K 100 0
rtable 244 8K 9K 166960K 432 0
pf 30 12K 14K 166960K 51 0
ifaddr 39 6K 7K 166960K 58 0
ifgroup 50 2K 2K 166960K 81 0
sysctl 1 1K 9K 166960K 6 0
counters 33 17K 18K 166960K 46 0
ioctlops 1 2K 4K 166960K 97 0
iov 0 0K 16K 166960K 10 0
mount 1 1K 1K 166960K 1 0
log 0 0K 0K 166960K 4 0
vnodes 1292 81K 82K 166960K 1533 0
UFS quota 1 32K 32K 166960K 1 0
UFS mount 5 36K 36K 166960K 5 0
shm 2 1K 5K 166960K 7 0
VM map 2 1K 1K 166960K 2 0
sem 12 1K 1K 166960K 21 0
dirhash 12 2K 2K 166960K 18 0
ACPI 1692 195K 286K 166960K 12470 0
file desc 17 61K 85K 166960K 371 0
sigio 0 0K 0K 166960K 2 0
proc 60 59K 91K 166960K 526 0
subproc 72 4K 4K 166960K 72 0
NFS srvsock 1 0K 0K 166960K 1 0
NFS daemon 1 16K 16K 166960K 1 0
ip_moptions 0 0K 0K 166960K 25 0
in_multi 88 6K 6K 166960K 107 0
ether_multi 1 0K 0K 166960K 3 0
mrt 0 0K 0K 166960K 9 0
ISOFS mount 1 32K 32K 166960K 1 0
MSDOSFS mount 1 16K 16K 166960K 1 0
ttys 73 334K 334K 166960K 73 0
exec 0 0K 1K 166960K 375 0
fusefs mount 1 32K 32K 166960K 1 0
tdb 3 0K 0K 166960K 3 0
VM swap 8 62K 64K 166960K 10 0
UVM amap 213 151K 164K 166960K 4948 0
UVM aobj 12 4K 4K 166960K 15 0
pinsyscall 38 76K 90K 166960K 1455 0
memdesc 1 4K 4K 166960K 1 0
crypto data 1 1K 1K 166960K 1 0
ip6_options 0 0K 0K 166960K 10 0
NDP 11 0K 1K 166960K 36 0
temp 41 9071K 9143K 166960K 5169 0
kqueue 13 20K 32K 166960K 66 0
SYN cache 2 16K 24K 166960K 3 0
ddb> show all pools
Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle
rtpcb 120 57 0 54 1 0 1 1 0 8 0
rtentry 136 125 0 22 4 0 4 4 0 8 0
unpcb 144 132 0 113 1 0 1 1 0 8 0
syncache 336 4 0 4 2 1 1 1 0 8 1
tcpcb 736 101 0 96 4 0 4 4 0 8 3
arp 96 19 0 3 1 0 1 1 0 8 0
ipq 40 2 0 0 1 0 1 1 0 8 0
ipqe 40 2 0 0 1 0 1 1 0 8 0
inpcb 328 451 0 442 7 0 7 7 0 8 6
nd6 112 27 0 4 1 0 1 1 0 8 0
pkpcb 40 1 0 1 1 0 1 1 0 8 1
kcovpl 48 8 0 0 1 0 1 1 0 8 0
ppxss 1072 8 0 8 1 0 1 1 0 8 1
pppxif 1416 3 0 3 1 0 1 1 0 8 1
art_heap8 4096 2 0 0 2 0 2 2 0 8 0
art_heap4 256 509 0 60 29 0 29 29 0 8 0
art_table 40 511 0 60 5 0 5 5 0 8 0
art_node 32 122 0 29 1 0 1 1 0 8 0
sysvmsgpl 40 68 0 66 1 0 1 1 0 8 0
semupl 112 1 0 1 1 0 1 1 0 8 1
semapl 112 17 0 7 1 0 1 1 0 8 0
shmpl 112 12 0 3 1 0 1 1 0 8 0
dirhash 1024 21 0 4 3 0 3 3 0 8 0
dino2pl 256 2014 0 560 92 0 92 92 0 8 0
ffsino 256 2014 0 560 92 0 92 92 0 8 0
nchpl 144 2527 0 835 64 0 64 64 0 8 0
rtmask 32 1 0 1 1 0 1 1 0 8 1
vnodes 216 2169 0 0 121 0 121 121 0 8 0
namei 1024 8069 0 8069 2 1 1 1 0 8 1
kstatmem 264 41 0 18 2 0 2 2 0 8 0
scsiplug 72 4 0 4 1 0 1 1 0 8 1
scxspl 216 8236 0 8236 10 2 8 8 1 8 8
plimitpl 152 152 0 135 1 0 1 1 0 8 0
sigapl 424 682 0 620 8 0 8 8 0 8 0
knotepl 120 12657 0 12610 10 0 10 10 0 8 8
kqueuepl 184 221 0 212 4 0 4 4 0 8 3
pipepl 304 134 0 106 3 0 3 3 0 8 0
fdescpl 448 649 0 620 4 0 4 4 0 8 0
filepl 120 3388 0 3169 13 0 13 13 0 8 4
lockfpl 104 99 0 97 1 0 1 1 0 8 0
lockfspl 48 45 0 43 1 0 1 1 0 8 0
sessionpl 144 28 0 20 1 0 1 1 0 8 0
pgrppl 48 43 0 27 1 0 1 1 0 8 0
ucredpl 104 321 0 309 1 0 1 1 0 8 0
zombiepl 144 621 0 620 2 1 1 1 0 8 0
processpl 1152 682 0 620 5 0 5 5 0 8 0
procpl 664 1035 0 966 7 0 7 7 0 8 0
sockpl 552 653 0 622 8 0 8 8 0 8 5
mcl64k 65536 17 0 17 1 0 1 1 0 8 1
mcl16k 16384 4 0 4 1 0 1 1 0 8 1
mcl12k 12288 1 0 1 1 0 1 1 0 8 1
mcl8k 8192 8 0 8 2 1 1 1 0 8 1
mcl4k 4096 2819 0 2764 16 7 9 15 0 8 1
mcl2k 2048 323 0 322 3 0 3 3 0 8 2
mtagpl 96 9 0 5 1 0 1 1 0 8 0
mbufpl 256 6566 0 6390 15 0 15 15 0 8 0
bufpl 280 2541 0 103 175 0 175 175 0 8 0
anonpl 24 125937 0 120749 48 4 44 44 0 187 11
amapchunkpl 152 15450 0 14885 25 0 25 25 0 158 1
amappl16 200 2533 0 2506 18 8 10 14 0 8 8
amappl15 192 42 0 42 1 1 0 1 0 8 0
amappl14 184 409 0 408 1 0 1 1 0 8 0
amappl13 176 106 0 96 1 0 1 1 0 8 0
amappl12 168 881 0 853 2 0 2 2 0 8 0
amappl11 160 9 0 9 1 1 0 1 0 8 0
amappl10 152 85 0 75 1 0 1 1 0 8 0
amappl9 144 266 0 266 1 1 0 1 0 8 0
amappl8 136 108 0 106 1 0 1 1 0 8 0
amappl7 128 138 0 126 1 0 1 1 0 8 0
amappl6 120 155 0 154 1 0 1 1 0 8 0
amappl5 112 87 0 79 1 0 1 1 0 8 0
amappl4 104 253 0 236 1 0 1 1 0 8 0
amappl3 96 2907 0 2804 3 0 3 3 0 8 0
amappl2 88 512 0 455 2 0 2 2 0 8 0
amappl1 80 10021 0 9459 13 0 13 13 0 8 1
amappl 88 4238 0 4088 4 0 4 4 0 92 0
uvmvnodes 80 102 0 0 3 0 3 3 0 8 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 128 254 0 254 2 1 1 1 0 8 1
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 14 0 3 1 0 1 1 0 8 0
uaddrrnd 24 649 0 620 1 0 1 1 0 8 0
uaddrbest 32 2 0 0 1 0 1 1 0 8 0
uaddr 24 649 0 620 1 0 1 1 0 8 0
vmmpekpl 168 6628 0 6596 2 0 2 2 0 8 0
vmmpepl 168 48436 0 46652 93 2 91 91 0 357 10
vmsppl 368 648 0 620 4 0 4 4 0 8 1
rwobjpl 40 16198 0 15248 14 1 13 13 0 8 2
pdppl 4096 1304 0 1240 98 32 66 76 0 8 2
pvpl 32 306004 0 293280 114 2 112 112 0 265 9
pmappl 216 648 0 620 2 0 2 2 0 8 0
extentpl 40 45 0 27 1 0 1 1 0 8 0
phpool 112 373 0 44 10 0 10 10 0 8 0
ddb> machine ddbcpu 0
No such command
ddb> trace
blf_cbc_decrypt(ffff800001633000,ffff8000318ccb60,ffff80001b2b2000,200) at blf_cbc_decrypt+0x90 sys/crypto/blf.c:611
vndstrategy(fffffd807b60e240) at vndstrategy+0x5ac vndencrypt sys/dev/vnd.c:-1 [inline]
vndstrategy(fffffd807b60e240) at vndstrategy+0x5ac vndencryptbuf sys/dev/vnd.c:144 [inline]
vndstrategy(fffffd807b60e240) at vndstrategy+0x5ac sys/dev/vnd.c:350
readdisksector(fffffd807b60e240,ffffffff81cf7100,ffff8000015d0800,0) at readdisksector+0x6e sys/kern/subr_disk.c:-1
writedisklabel(e02,ffffffff81cf7100,ffff8000015d0800) at writedisklabel+0xe6 sys/arch/amd64/amd64/disksubr.c:140
vndioctl(e02,84946467,ffff80000163a800,3,ffff800035cd87e8) at vndioctl+0x83a sys/dev/vnd.c:651
VOP_IOCTL(fffffd806c932888,84946467,ffff80000163a800,3,fffffd8007ffd410,ffff800035cd87e8) at VOP_IOCTL+0xa3 sys/kern/vfs_vops.c:264
vn_ioctl(fffffd806c894960,84946467,ffff80000163a800,ffff800035cd87e8) at vn_ioctl+0xea sys/kern/vfs_vnops.c:537
sys_ioctl(ffff800035cd87e8,ffff8000318cd660,ffff8000318cd5b0) at sys_ioctl+0x660 sys/kern/sys_generic.c:-1
syscall(ffff8000318cd660) at syscall+0x962 mi_syscall sys/sys/syscall_mi.h:-1 [inline]
syscall(ffff8000318cd660) at syscall+0x962 sys/arch/amd64/amd64/trap.c:783
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x8148de7fea0, count: -10
ddb> machine ddbcpu 1
No such command
ddb> trace
blf_cbc_decrypt(ffff800001633000,ffff8000318ccb60,ffff80001b2b2000,200) at blf_cbc_decrypt+0x90 sys/crypto/blf.c:611
vndstrategy(fffffd807b60e240) at vndstrategy+0x5ac vndencrypt sys/dev/vnd.c:-1 [inline]
vndstrategy(fffffd807b60e240) at vndstrategy+0x5ac vndencryptbuf sys/dev/vnd.c:144 [inline]
vndstrategy(fffffd807b60e240) at vndstrategy+0x5ac sys/dev/vnd.c:350
readdisksector(fffffd807b60e240,ffffffff81cf7100,ffff8000015d0800,0) at readdisksector+0x6e sys/kern/subr_disk.c:-1
writedisklabel(e02,ffffffff81cf7100,ffff8000015d0800) at writedisklabel+0xe6 sys/arch/amd64/amd64/disksubr.c:140
vndioctl(e02,84946467,ffff80000163a800,3,ffff800035cd87e8) at vndioctl+0x83a sys/dev/vnd.c:651
VOP_IOCTL(fffffd806c932888,84946467,ffff80000163a800,3,fffffd8007ffd410,ffff800035cd87e8) at VOP_IOCTL+0xa3 sys/kern/vfs_vops.c:264
vn_ioctl(fffffd806c894960,84946467,ffff80000163a800,ffff800035cd87e8) at vn_ioctl+0xea sys/kern/vfs_vnops.c:537
sys_ioctl(ffff800035cd87e8,ffff8000318cd660,ffff8000318cd5b0) at sys_ioctl+0x660 sys/kern/sys_generic.c:-1
syscall(ffff8000318cd660) at syscall+0x962 mi_syscall sys/sys/syscall_mi.h:-1 [inline]
syscall(ffff8000318cd660) at syscall+0x962 sys/arch/amd64/amd64/trap.c:783
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x8148de7fea0, count: -10
---
This report is generated by a bot. It may contain errors.
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