panic: unhandled af 0
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syzbot
Jan 1, 2020, 3:02:11 AM1/1/20
to syzkaller-o...@googlegroups.com
Hello,
syzbot found the following crash on:
HEAD commit: 54f904eb drm/amdkfd: fix a potential NULL pointer derefere..
git tree: openbsd
console output: https://syzkaller.appspot.com/x/log.txt?x=15c97615e00000
kernel config: https://syzkaller.appspot.com/x/.config?x=fe55924c11e64b0a
dashboard link: https://syzkaller.appspot.com/bug?extid=ea8b62f6f611111600ce
Unfortunately, I don't have any reproducer for this crash yet.
IMPORTANT: if you fix the bug, please add the following tag to the commit:
Reported-by: syzbot+ea8b62...@syzkaller.appspotmail.com
panic: unhandled af 0
Stopped at db_enter+0x18: addq $0x8,%rsp
TID PID UID PRFLAGS PFLAGS CPU COMMAND
*213491 58520 0 0 0x4000000 0 syz-executor.0
db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398
panic(ffffffff821b8806) at panic+0x15c sys/kern/subr_prf.c:207
unhandled_af(0) at unhandled_af+0x16
pf_addrcpy(ffff80001e455a48,ffff80001e455d40,0) at pf_addrcpy+0x99
sys/net/pf.c:409
pfioctl(4900,c0504417,ffff80001e455d40,1,ffff80001e43e018) at
pfioctl+0x43c0 sys/net/pf_ioctl.c:1827
VOP_IOCTL(fffffd805d5c8410,c0504417,ffff80001e455d40,1,fffffd806c3be900,ffff80001e43e018)
at
VOP_IOCTL+0x88 sys/kern/vfs_vops.c:291
vn_ioctl(fffffd8057e033d0,c0504417,ffff80001e455d40,ffff80001e43e018) at
vn_ioctl+0xb7 sys/kern/vfs_vnops.c:533
sys_ioctl(ffff80001e43e018,ffff80001e455e58,ffff80001e455ea0) at
sys_ioctl+0x5b9
syscall(ffff80001e455f20) at syscall+0x507 sys/arch/amd64/amd64/trap.c:555
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0xee0b7eb550, 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
unhandled af 0
ddb> trace
db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398
panic(ffffffff821b8806) at panic+0x15c sys/kern/subr_prf.c:207
unhandled_af(0) at unhandled_af+0x16
pf_addrcpy(ffff80001e455a48,ffff80001e455d40,0) at pf_addrcpy+0x99
sys/net/pf.c:409
pfioctl(4900,c0504417,ffff80001e455d40,1,ffff80001e43e018) at
pfioctl+0x43c0 sys/net/pf_ioctl.c:1827
VOP_IOCTL(fffffd805d5c8410,c0504417,ffff80001e455d40,1,fffffd806c3be900,ffff80001e43e018)
at
VOP_IOCTL+0x88 sys/kern/vfs_vops.c:291
vn_ioctl(fffffd8057e033d0,c0504417,ffff80001e455d40,ffff80001e43e018) at
vn_ioctl+0xb7 sys/kern/vfs_vnops.c:533
sys_ioctl(ffff80001e43e018,ffff80001e455e58,ffff80001e455ea0) at
sys_ioctl+0x5b9
syscall(ffff80001e455f20) at syscall+0x507 sys/arch/amd64/amd64/trap.c:555
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0xee0b7eb550, count: -10
ddb> show registers
rdi 0xffffffff8147cb17 db_enter+0x17
rsi 0xb44
rbp 0xffff80001e455900
rbx 0xffff80001e4559b0
rdx 0xb45
rcx 0xffff80001d43d000
rax 0xffff80001d43d000
r8 0xffff80001e4558c0
r9 0x1
r10 0xffff8000009f29c0
r11 0xd90a8ccfa14ceab5
r12 0x3000000008
r13 0xffff80001e455910
r14 0x100
r15 0x1
rip 0xffffffff8147cb18 db_enter+0x18
cs 0x8
rflags 0x246
rsp 0xffff80001e4558f0
ss 0x10
db_enter+0x18: addq $0x8,%rsp
ddb> show proc
PROC (syz-executor.0) pid=213491 stat=onproc
flags process=0 proc=4000000<THREAD>
pri=79, usrpri=79, nice=20
forw=0xffffffffffffffff, list=0xffff80001e43f3d8,0xffffffff8254aeb8
process=0xffff8000ffff77e8 user=0xffff80001e450000,
vmspace=0xfffffd806bc09660
estcpu=36, cpticks=0, pctcpu=0.0
user=0, sys=0, intr=0
ddb> ps
PID TID PPID UID S FLAGS WAIT COMMAND
58520 449827 2649 0 2 0 syz-executor.0
*58520 213491 2649 0 7 0x4000000 syz-executor.0
92597 350689 8684 0 2 0x2 syz-executor.1
2649 103958 8684 0 3 0x82 nanosleep syz-executor.0
8684 451886 18071 0 3 0x82 thrsleep syz-fuzzer
8684 371920 18071 0 3 0x4000082 nanosleep syz-fuzzer
8684 257372 18071 0 3 0x4000082 thrsleep syz-fuzzer
8684 70403 18071 0 3 0x4000082 thrsleep syz-fuzzer
8684 383980 18071 0 3 0x4000082 kqread syz-fuzzer
8684 298956 18071 0 3 0x4000082 thrsleep syz-fuzzer
8684 87175 18071 0 3 0x4000082 thrsleep syz-fuzzer
8684 462097 18071 0 3 0x4000082 thrsleep syz-fuzzer
18071 319199 6506 0 3 0x10008a pause ksh
6506 443763 20379 0 3 0x92 select sshd
69675 414626 1 0 3 0x100083 ttyin getty
20379 285303 1 0 3 0x80 select sshd
78827 92890 16912 73 3 0x100090 kqread syslogd
16912 235401 1 0 3 0x100082 netio syslogd
87568 7568 1 77 3 0x100090 poll dhclient
51367 90191 1 0 3 0x80 poll dhclient
21416 414501 0 0 2 0x14200 zerothread
7168 106554 0 0 3 0x14200 aiodoned aiodoned
63148 514674 0 0 3 0x14200 syncer update
61742 1361 0 0 3 0x14200 cleaner cleaner
92167 158910 0 0 3 0x14200 reaper reaper
43020 63299 0 0 3 0x14200 pgdaemon pagedaemon
80618 84007 0 0 3 0x14200 bored crynlk
42326 385229 0 0 3 0x14200 bored crypto
47098 63595 0 0 3 0x40014200 acpi0 acpi0
30007 337985 0 0 3 0x14200 bored softnet
35388 5252 0 0 3 0x14200 bored systqmp
41683 421611 0 0 3 0x14200 bored systq
85220 170698 0 0 3 0x40014200 bored softclock
26768 428777 0 0 3 0x40014200 idle0
60108 467258 0 0 3 0x14200 bored smr
1 497067 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 9448 6323K 6518K 78643K 11654 0
pcb 13 8K 9K 78643K 3453 0
rtable 105 3K 3K 78643K 193 0
ifaddr 39 10K 10K 78643K 39 0
counters 19 16K 16K 78643K 19 0
ioctlops 0 0K 2K 78643K 44 0
iov 0 0K 0K 78643K 12 0
mount 1 1K 1K 78643K 1 0
vnodes 1217 76K 76K 78643K 1932 0
UFS quota 1 32K 32K 78643K 1 0
UFS mount 5 36K 36K 78643K 5 0
shm 2 1K 5K 78643K 30 0
VM map 2 0K 0K 78643K 2 0
sem 3 0K 0K 78643K 4 0
dirhash 12 2K 2K 78643K 12 0
ACPI 1794 195K 288K 78643K 12646 0
file desc 5 13K 25K 78643K 4799 0
sigio 0 0K 0K 78643K 8 0
proc 65 39K 54K 78643K 376 0
subproc 32 2K 2K 78643K 34 0
NFS srvsock 1 0K 0K 78643K 1 0
NFS daemon 1 16K 16K 78643K 1 0
ip_moptions 0 0K 0K 78643K 2 0
in_multi 33 2K 2K 78643K 33 0
ether_multi 1 0K 0K 78643K 1 0
ISOFS mount 1 32K 32K 78643K 1 0
MSDOSFS mount 1 16K 16K 78643K 1 0
ttys 31 148K 148K 78643K 31 0
exec 0 0K 1K 78643K 181 0
pagedep 1 8K 8K 78643K 1 0
inodedep 1 32K 32K 78643K 1 0
newblk 1 0K 0K 78643K 1 0
VM swap 7 26K 26K 78643K 7 0
UVM amap 95 20K 21K 78643K 10493 0
UVM aobj 130 4K 4K 78643K 130 0
memdesc 1 4K 4K 78643K 1 0
crypto data 1 1K 1K 78643K 1 0
NDP 5 0K 0K 78643K 9 0
temp 103 3017K 3081K 78643K 13499 0
SYN cache 2 16K 16K 78643K 2 0
ddb> show all pools
Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg
Idle
arp 64 6 0 0 1 0 1 1 0
8 0
rtpcb 80 19 0 17 1 0 1 1 0
8 0
rtentry 112 45 0 1 2 0 2 2 0
8 0
unpcb 120 6198 0 6190 4 2 2 2 0
8 1
syncache 264 4 0 4 1 1 0 1 0
8 0
sackhl 24 1 0 1 1 1 0 1 0
8 0
tcpqe 32 18 0 18 2 2 0 1 0
8 0
tcpcb 544 3285 0 3281 3 1 2 2 0
8 1
inpcb 280 6749 0 6742 5 3 2 3 0
8 1
nd6 48 4 0 0 1 0 1 1 0
8 0
art_heap8 4096 1 0 0 1 0 1 1 0
8 0
art_heap4 256 212 0 0 14 0 14 14 0
8 0
art_table 32 213 0 0 2 0 2 2 0
8 0
art_node 16 44 0 4 1 0 1 1 0
8 0
semapl 112 2 0 1 1 0 1 1 0
8 0
shmpl 112 128 0 0 4 0 4 4 0
8 0
dirhash 1024 17 0 0 3 0 3 3 0
8 0
dino1pl 128 6189 0 4789 46 0 46 46 0
8 0
ffsino 240 6189 0 4789 83 0 83 83 0
8 0
nchpl 144 13846 0 12235 60 0 60 60 0
8 0
uvmvnodes 72 5926 0 0 108 0 108 108 0
8 0
vnodes 208 5926 0 0 312 0 312 312 0
8 0
namei 1024 29265 0 29265 1 0 1 1 0
8 1
scxspl 192 33112 0 33112 1 0 1 1 0
8 1
plimitpl 152 14 0 7 1 0 1 1 0
8 0
sigapl 432 4970 0 4957 2 0 2 2 0
8 0
futexpl 56 57202 0 57202 1 0 1 1 0
8 1
knotepl 112 58 0 39 1 0 1 1 0
8 0
kqueuepl 104 45 0 43 1 0 1 1 0
8 0
pipepl 112 2342 0 2323 1 0 1 1 0
8 0
fdescpl 424 4971 0 4957 2 0 2 2 0
8 0
filepl 120 25588 0 25487 7 2 5 5 0
8 1
lockfpl 104 666 0 665 1 0 1 1 0
8 0
lockfspl 48 331 0 330 1 0 1 1 0
8 0
sessionpl 112 17 0 7 1 0 1 1 0
8 0
pgrppl 48 17 0 7 1 0 1 1 0
8 0
ucredpl 96 688 0 681 1 0 1 1 0
8 0
zombiepl 144 4957 0 4957 1 0 1 1 0
8 1
processpl 872 4985 0 4957 4 0 4 4 0
8 0
procpl 632 9810 0 9774 4 0 4 4 0
8 0
sockpl 384 12977 0 12960 15 9 6 7 0
8 4
mcl64k 65536 30 0 30 3 2 1 1 0
8 1
mcl16k 16384 108 0 108 1 1 0 1 0
8 0
mcl12k 12288 61 0 61 4 3 1 1 0
8 1
mcl9k 9216 38 0 38 3 3 0 1 0
8 0
mcl8k 8192 74 0 74 3 2 1 1 0
8 1
mcl4k 4096 335 0 335 4 3 1 1 0
8 1
mcl2k2 2112 36 0 36 4 4 0 1 0
8 0
mcl2k 2048 25538 0 25497 15 9 6 11 0
8 0
mtagpl 80 2 0 2 1 1 0 1 0
8 0
mbufpl 256 67037 0 66942 13 3 10 10 0
8 2
bufpl 280 10933 0 4749 442 0 442 442 0
8 0
anonpl 16 285935 0 281467 21 1 20 20 0
107 0
amapchunkpl 152 15281 0 15188 7 2 5 5 0
158 0
amappl16 192 16775 0 16567 11 0 11 11 0
8 0
amappl15 184 4788 0 4782 1 0 1 1 0
8 0
amappl14 176 25 0 23 1 0 1 1 0
8 0
amappl12 160 2402 0 2399 1 0 1 1 0
8 0
amappl11 152 47 0 36 1 0 1 1 0
8 0
amappl10 144 21 0 17 1 0 1 1 0
8 0
amappl9 136 557 0 554 1 0 1 1 0
8 0
amappl8 128 111 0 91 1 0 1 1 0
8 0
amappl7 120 92 0 81 1 0 1 1 0
8 0
amappl6 112 50 0 47 1 0 1 1 0
8 0
amappl5 104 2566 0 2554 1 0 1 1 0
8 0
amappl4 96 5293 0 5263 1 0 1 1 0
8 0
amappl3 88 218 0 211 1 0 1 1 0
8 0
amappl2 80 41413 0 41343 3 1 2 3 0
8 0
amappl1 72 92191 0 91769 26 16 10 20 0
8 0
amappl 80 10031 0 9996 1 0 1 1 0
84 0
dma4096 4096 1 0 1 1 1 0 1 0
8 0
dma256 256 6 0 6 1 1 0 1 0
8 0
dma128 128 253 0 253 1 1 0 1 0
8 0
dma64 64 6 0 6 1 1 0 1 0
8 0
dma32 32 7 0 7 1 1 0 1 0
8 0
dma16 16 18 0 17 1 0 1 1 0
8 0
aobjpl 64 129 0 0 3 0 3 3 0
8 0
uaddrrnd 24 4971 0 4957 1 0 1 1 0
8 0
uaddrbest 32 2 0 0 1 0 1 1 0
8 0
uaddr 24 4971 0 4957 1 0 1 1 0
8 0
vmmpekpl 168 28278 0 28258 2 0 2 2 0
8 0
vmmpepl 168 555164 0 553870 85 23 62 78 0
357 5
vmsppl 272 4970 0 4957 2 1 1 2 0
8 0
pdppl 4096 9948 0 9914 6 1 5 6 0
8 0
pvpl 32 829844 0 822375 119 54 65 115 0
265 1
pmappl 200 4970 0 4957 1 0 1 1 0
8 0
extentpl 40 46 0 29 1 0 1 1 0
8 0
phpool 112 154 0 25 4 0 4 4 0
8 0
---
This bug 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.
syzbot will keep track of this bug report. See:
https://goo.gl/tpsmEJ#status for how to communicate with syzbot.
syzbot found the following crash on:
HEAD commit: 54f904eb drm/amdkfd: fix a potential NULL pointer derefere..
git tree: openbsd
console output: https://syzkaller.appspot.com/x/log.txt?x=15c97615e00000
kernel config: https://syzkaller.appspot.com/x/.config?x=fe55924c11e64b0a
dashboard link: https://syzkaller.appspot.com/bug?extid=ea8b62f6f611111600ce
Unfortunately, I don't have any reproducer for this crash yet.
IMPORTANT: if you fix the bug, please add the following tag to the commit:
Reported-by: syzbot+ea8b62...@syzkaller.appspotmail.com
panic: unhandled af 0
Stopped at db_enter+0x18: addq $0x8,%rsp
TID PID UID PRFLAGS PFLAGS CPU COMMAND
*213491 58520 0 0 0x4000000 0 syz-executor.0
db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398
panic(ffffffff821b8806) at panic+0x15c sys/kern/subr_prf.c:207
unhandled_af(0) at unhandled_af+0x16
pf_addrcpy(ffff80001e455a48,ffff80001e455d40,0) at pf_addrcpy+0x99
sys/net/pf.c:409
pfioctl(4900,c0504417,ffff80001e455d40,1,ffff80001e43e018) at
pfioctl+0x43c0 sys/net/pf_ioctl.c:1827
VOP_IOCTL(fffffd805d5c8410,c0504417,ffff80001e455d40,1,fffffd806c3be900,ffff80001e43e018)
at
VOP_IOCTL+0x88 sys/kern/vfs_vops.c:291
vn_ioctl(fffffd8057e033d0,c0504417,ffff80001e455d40,ffff80001e43e018) at
vn_ioctl+0xb7 sys/kern/vfs_vnops.c:533
sys_ioctl(ffff80001e43e018,ffff80001e455e58,ffff80001e455ea0) at
sys_ioctl+0x5b9
syscall(ffff80001e455f20) at syscall+0x507 sys/arch/amd64/amd64/trap.c:555
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0xee0b7eb550, 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
unhandled af 0
ddb> trace
db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398
panic(ffffffff821b8806) at panic+0x15c sys/kern/subr_prf.c:207
unhandled_af(0) at unhandled_af+0x16
pf_addrcpy(ffff80001e455a48,ffff80001e455d40,0) at pf_addrcpy+0x99
sys/net/pf.c:409
pfioctl(4900,c0504417,ffff80001e455d40,1,ffff80001e43e018) at
pfioctl+0x43c0 sys/net/pf_ioctl.c:1827
VOP_IOCTL(fffffd805d5c8410,c0504417,ffff80001e455d40,1,fffffd806c3be900,ffff80001e43e018)
at
VOP_IOCTL+0x88 sys/kern/vfs_vops.c:291
vn_ioctl(fffffd8057e033d0,c0504417,ffff80001e455d40,ffff80001e43e018) at
vn_ioctl+0xb7 sys/kern/vfs_vnops.c:533
sys_ioctl(ffff80001e43e018,ffff80001e455e58,ffff80001e455ea0) at
sys_ioctl+0x5b9
syscall(ffff80001e455f20) at syscall+0x507 sys/arch/amd64/amd64/trap.c:555
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0xee0b7eb550, count: -10
ddb> show registers
rdi 0xffffffff8147cb17 db_enter+0x17
rsi 0xb44
rbp 0xffff80001e455900
rbx 0xffff80001e4559b0
rdx 0xb45
rcx 0xffff80001d43d000
rax 0xffff80001d43d000
r8 0xffff80001e4558c0
r9 0x1
r10 0xffff8000009f29c0
r11 0xd90a8ccfa14ceab5
r12 0x3000000008
r13 0xffff80001e455910
r14 0x100
r15 0x1
rip 0xffffffff8147cb18 db_enter+0x18
cs 0x8
rflags 0x246
rsp 0xffff80001e4558f0
ss 0x10
db_enter+0x18: addq $0x8,%rsp
ddb> show proc
PROC (syz-executor.0) pid=213491 stat=onproc
flags process=0 proc=4000000<THREAD>
pri=79, usrpri=79, nice=20
forw=0xffffffffffffffff, list=0xffff80001e43f3d8,0xffffffff8254aeb8
process=0xffff8000ffff77e8 user=0xffff80001e450000,
vmspace=0xfffffd806bc09660
estcpu=36, cpticks=0, pctcpu=0.0
user=0, sys=0, intr=0
ddb> ps
PID TID PPID UID S FLAGS WAIT COMMAND
58520 449827 2649 0 2 0 syz-executor.0
*58520 213491 2649 0 7 0x4000000 syz-executor.0
92597 350689 8684 0 2 0x2 syz-executor.1
2649 103958 8684 0 3 0x82 nanosleep syz-executor.0
8684 451886 18071 0 3 0x82 thrsleep syz-fuzzer
8684 371920 18071 0 3 0x4000082 nanosleep syz-fuzzer
8684 257372 18071 0 3 0x4000082 thrsleep syz-fuzzer
8684 70403 18071 0 3 0x4000082 thrsleep syz-fuzzer
8684 383980 18071 0 3 0x4000082 kqread syz-fuzzer
8684 298956 18071 0 3 0x4000082 thrsleep syz-fuzzer
8684 87175 18071 0 3 0x4000082 thrsleep syz-fuzzer
8684 462097 18071 0 3 0x4000082 thrsleep syz-fuzzer
18071 319199 6506 0 3 0x10008a pause ksh
6506 443763 20379 0 3 0x92 select sshd
69675 414626 1 0 3 0x100083 ttyin getty
20379 285303 1 0 3 0x80 select sshd
78827 92890 16912 73 3 0x100090 kqread syslogd
16912 235401 1 0 3 0x100082 netio syslogd
87568 7568 1 77 3 0x100090 poll dhclient
51367 90191 1 0 3 0x80 poll dhclient
21416 414501 0 0 2 0x14200 zerothread
7168 106554 0 0 3 0x14200 aiodoned aiodoned
63148 514674 0 0 3 0x14200 syncer update
61742 1361 0 0 3 0x14200 cleaner cleaner
92167 158910 0 0 3 0x14200 reaper reaper
43020 63299 0 0 3 0x14200 pgdaemon pagedaemon
80618 84007 0 0 3 0x14200 bored crynlk
42326 385229 0 0 3 0x14200 bored crypto
47098 63595 0 0 3 0x40014200 acpi0 acpi0
30007 337985 0 0 3 0x14200 bored softnet
35388 5252 0 0 3 0x14200 bored systqmp
41683 421611 0 0 3 0x14200 bored systq
85220 170698 0 0 3 0x40014200 bored softclock
26768 428777 0 0 3 0x40014200 idle0
60108 467258 0 0 3 0x14200 bored smr
1 497067 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 9448 6323K 6518K 78643K 11654 0
pcb 13 8K 9K 78643K 3453 0
rtable 105 3K 3K 78643K 193 0
ifaddr 39 10K 10K 78643K 39 0
counters 19 16K 16K 78643K 19 0
ioctlops 0 0K 2K 78643K 44 0
iov 0 0K 0K 78643K 12 0
mount 1 1K 1K 78643K 1 0
vnodes 1217 76K 76K 78643K 1932 0
UFS quota 1 32K 32K 78643K 1 0
UFS mount 5 36K 36K 78643K 5 0
shm 2 1K 5K 78643K 30 0
VM map 2 0K 0K 78643K 2 0
sem 3 0K 0K 78643K 4 0
dirhash 12 2K 2K 78643K 12 0
ACPI 1794 195K 288K 78643K 12646 0
file desc 5 13K 25K 78643K 4799 0
sigio 0 0K 0K 78643K 8 0
proc 65 39K 54K 78643K 376 0
subproc 32 2K 2K 78643K 34 0
NFS srvsock 1 0K 0K 78643K 1 0
NFS daemon 1 16K 16K 78643K 1 0
ip_moptions 0 0K 0K 78643K 2 0
in_multi 33 2K 2K 78643K 33 0
ether_multi 1 0K 0K 78643K 1 0
ISOFS mount 1 32K 32K 78643K 1 0
MSDOSFS mount 1 16K 16K 78643K 1 0
ttys 31 148K 148K 78643K 31 0
exec 0 0K 1K 78643K 181 0
pagedep 1 8K 8K 78643K 1 0
inodedep 1 32K 32K 78643K 1 0
newblk 1 0K 0K 78643K 1 0
VM swap 7 26K 26K 78643K 7 0
UVM amap 95 20K 21K 78643K 10493 0
UVM aobj 130 4K 4K 78643K 130 0
memdesc 1 4K 4K 78643K 1 0
crypto data 1 1K 1K 78643K 1 0
NDP 5 0K 0K 78643K 9 0
temp 103 3017K 3081K 78643K 13499 0
SYN cache 2 16K 16K 78643K 2 0
ddb> show all pools
Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg
Idle
arp 64 6 0 0 1 0 1 1 0
8 0
rtpcb 80 19 0 17 1 0 1 1 0
8 0
rtentry 112 45 0 1 2 0 2 2 0
8 0
unpcb 120 6198 0 6190 4 2 2 2 0
8 1
syncache 264 4 0 4 1 1 0 1 0
8 0
sackhl 24 1 0 1 1 1 0 1 0
8 0
tcpqe 32 18 0 18 2 2 0 1 0
8 0
tcpcb 544 3285 0 3281 3 1 2 2 0
8 1
inpcb 280 6749 0 6742 5 3 2 3 0
8 1
nd6 48 4 0 0 1 0 1 1 0
8 0
art_heap8 4096 1 0 0 1 0 1 1 0
8 0
art_heap4 256 212 0 0 14 0 14 14 0
8 0
art_table 32 213 0 0 2 0 2 2 0
8 0
art_node 16 44 0 4 1 0 1 1 0
8 0
semapl 112 2 0 1 1 0 1 1 0
8 0
shmpl 112 128 0 0 4 0 4 4 0
8 0
dirhash 1024 17 0 0 3 0 3 3 0
8 0
dino1pl 128 6189 0 4789 46 0 46 46 0
8 0
ffsino 240 6189 0 4789 83 0 83 83 0
8 0
nchpl 144 13846 0 12235 60 0 60 60 0
8 0
uvmvnodes 72 5926 0 0 108 0 108 108 0
8 0
vnodes 208 5926 0 0 312 0 312 312 0
8 0
namei 1024 29265 0 29265 1 0 1 1 0
8 1
scxspl 192 33112 0 33112 1 0 1 1 0
8 1
plimitpl 152 14 0 7 1 0 1 1 0
8 0
sigapl 432 4970 0 4957 2 0 2 2 0
8 0
futexpl 56 57202 0 57202 1 0 1 1 0
8 1
knotepl 112 58 0 39 1 0 1 1 0
8 0
kqueuepl 104 45 0 43 1 0 1 1 0
8 0
pipepl 112 2342 0 2323 1 0 1 1 0
8 0
fdescpl 424 4971 0 4957 2 0 2 2 0
8 0
filepl 120 25588 0 25487 7 2 5 5 0
8 1
lockfpl 104 666 0 665 1 0 1 1 0
8 0
lockfspl 48 331 0 330 1 0 1 1 0
8 0
sessionpl 112 17 0 7 1 0 1 1 0
8 0
pgrppl 48 17 0 7 1 0 1 1 0
8 0
ucredpl 96 688 0 681 1 0 1 1 0
8 0
zombiepl 144 4957 0 4957 1 0 1 1 0
8 1
processpl 872 4985 0 4957 4 0 4 4 0
8 0
procpl 632 9810 0 9774 4 0 4 4 0
8 0
sockpl 384 12977 0 12960 15 9 6 7 0
8 4
mcl64k 65536 30 0 30 3 2 1 1 0
8 1
mcl16k 16384 108 0 108 1 1 0 1 0
8 0
mcl12k 12288 61 0 61 4 3 1 1 0
8 1
mcl9k 9216 38 0 38 3 3 0 1 0
8 0
mcl8k 8192 74 0 74 3 2 1 1 0
8 1
mcl4k 4096 335 0 335 4 3 1 1 0
8 1
mcl2k2 2112 36 0 36 4 4 0 1 0
8 0
mcl2k 2048 25538 0 25497 15 9 6 11 0
8 0
mtagpl 80 2 0 2 1 1 0 1 0
8 0
mbufpl 256 67037 0 66942 13 3 10 10 0
8 2
bufpl 280 10933 0 4749 442 0 442 442 0
8 0
anonpl 16 285935 0 281467 21 1 20 20 0
107 0
amapchunkpl 152 15281 0 15188 7 2 5 5 0
158 0
amappl16 192 16775 0 16567 11 0 11 11 0
8 0
amappl15 184 4788 0 4782 1 0 1 1 0
8 0
amappl14 176 25 0 23 1 0 1 1 0
8 0
amappl12 160 2402 0 2399 1 0 1 1 0
8 0
amappl11 152 47 0 36 1 0 1 1 0
8 0
amappl10 144 21 0 17 1 0 1 1 0
8 0
amappl9 136 557 0 554 1 0 1 1 0
8 0
amappl8 128 111 0 91 1 0 1 1 0
8 0
amappl7 120 92 0 81 1 0 1 1 0
8 0
amappl6 112 50 0 47 1 0 1 1 0
8 0
amappl5 104 2566 0 2554 1 0 1 1 0
8 0
amappl4 96 5293 0 5263 1 0 1 1 0
8 0
amappl3 88 218 0 211 1 0 1 1 0
8 0
amappl2 80 41413 0 41343 3 1 2 3 0
8 0
amappl1 72 92191 0 91769 26 16 10 20 0
8 0
amappl 80 10031 0 9996 1 0 1 1 0
84 0
dma4096 4096 1 0 1 1 1 0 1 0
8 0
dma256 256 6 0 6 1 1 0 1 0
8 0
dma128 128 253 0 253 1 1 0 1 0
8 0
dma64 64 6 0 6 1 1 0 1 0
8 0
dma32 32 7 0 7 1 1 0 1 0
8 0
dma16 16 18 0 17 1 0 1 1 0
8 0
aobjpl 64 129 0 0 3 0 3 3 0
8 0
uaddrrnd 24 4971 0 4957 1 0 1 1 0
8 0
uaddrbest 32 2 0 0 1 0 1 1 0
8 0
uaddr 24 4971 0 4957 1 0 1 1 0
8 0
vmmpekpl 168 28278 0 28258 2 0 2 2 0
8 0
vmmpepl 168 555164 0 553870 85 23 62 78 0
357 5
vmsppl 272 4970 0 4957 2 1 1 2 0
8 0
pdppl 4096 9948 0 9914 6 1 5 6 0
8 0
pvpl 32 829844 0 822375 119 54 65 115 0
265 1
pmappl 200 4970 0 4957 1 0 1 1 0
8 0
extentpl 40 46 0 29 1 0 1 1 0
8 0
phpool 112 154 0 25 4 0 4 4 0
8 0
---
This bug 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.
syzbot will keep track of this bug report. See:
https://goo.gl/tpsmEJ#status for how to communicate with syzbot.
syzbot
Jan 1, 2020, 3:20:09 AM1/1/20
to syzkaller-o...@googlegroups.com
syzbot has found a reproducer for the following crash on:
HEAD commit: 54f904eb drm/amdkfd: fix a potential NULL pointer derefere..
git tree: openbsd
console output: https://syzkaller.appspot.com/x/log.txt?x=10297615e00000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=14018971e00000
IMPORTANT: if you fix the bug, please add the following tag to the commit:
Reported-by: syzbot+ea8b62...@syzkaller.appspotmail.com
login: panic: unhandled af 0
sys/net/pf.c:409
pfioctl(4900,c0504417,ffff80001d3d7e10,1,ffff8000ffff4288) at
pfioctl+0x43c0 sys/net/pf_ioctl.c:1827
VOP_IOCTL(fffffd805dadc820,c0504417,ffff80001d3d7e10,1,fffffd806c3bec00,ffff8000ffff4288)
at
VOP_IOCTL+0x88 sys/kern/vfs_vops.c:291
vn_ioctl(fffffd805d732350,c0504417,ffff80001d3d7e10,ffff8000ffff4288) at
vn_ioctl+0xb7 sys/kern/vfs_vnops.c:533
sys_ioctl(ffff8000ffff4288,ffff80001d3d7f28,ffff80001d3d7f70) at
sys_ioctl+0x5b9
syscall(ffff80001d3d7ff0) at syscall+0x507 sys/arch/amd64/amd64/trap.c:555
sys/net/pf.c:409
pfioctl(4900,c0504417,ffff80001d3d7e10,1,ffff8000ffff4288) at
pfioctl+0x43c0 sys/net/pf_ioctl.c:1827
VOP_IOCTL(fffffd805dadc820,c0504417,ffff80001d3d7e10,1,fffffd806c3bec00,ffff8000ffff4288)
at
VOP_IOCTL+0x88 sys/kern/vfs_vops.c:291
vn_ioctl(fffffd805d732350,c0504417,ffff80001d3d7e10,ffff8000ffff4288) at
vn_ioctl+0xb7 sys/kern/vfs_vnops.c:533
sys_ioctl(ffff8000ffff4288,ffff80001d3d7f28,ffff80001d3d7f70) at
sys_ioctl+0x5b9
syscall(ffff80001d3d7ff0) at syscall+0x507 sys/arch/amd64/amd64/trap.c:555
rbp 0xffff80001d3d79d0
rbx 0xffff80001d3d7a80
rdx 0x2
rcx 0x1
rax 0x1
r8 0xffff80001d3d7990
r9 0x1
r10 0x7c3017b870f22bff
r11 0x77a0dc252a746d17
r12 0x3000000008
r13 0xffff80001d3d79e0
flags process=2<EXEC> proc=4000000<THREAD>
pri=52, usrpri=52, nice=20
forw=0xffffffffffffffff, list=0xffff8000ffff5648,0xffff8000ffff4510
process=0xffff80001d39a6e8 user=0xffff80001d3d3000,
vmspace=0xfffffd806bc09660
estcpu=2, cpticks=0, pctcpu=0.0
*55390 278581 32140 0 7 0x4000002 syz-executor5637
55390 357075 32140 0 3 0x4000082 fsleep syz-executor5637
32140 302270 73738 0 3 0x10008a pause ksh
73738 251114 29305 0 3 0x92 select sshd
22759 171687 1 0 3 0x100083 ttyin getty
29305 405441 1 0 3 0x80 select sshd
38135 215033 7044 73 3 0x100090 kqread syslogd
7044 499907 1 0 3 0x100082 netio syslogd
77198 390566 1 77 3 0x100090 poll dhclient
20848 249391 1 0 3 0x80 poll dhclient
13669 50861 0 0 2 0x14200 zerothread
85591 269056 0 0 3 0x14200 aiodoned aiodoned
33704 370539 0 0 3 0x14200 syncer update
61321 323639 0 0 3 0x14200 cleaner cleaner
71033 128647 0 0 3 0x14200 reaper reaper
77414 274537 0 0 3 0x14200 pgdaemon pagedaemon
84952 275348 0 0 3 0x14200 bored crynlk
34162 350511 0 0 3 0x14200 bored crypto
7030 304022 0 0 3 0x40014200 acpi0 acpi0
39908 292449 0 0 3 0x14200 bored softnet
53726 8411 0 0 3 0x14200 bored systqmp
11994 501044 0 0 3 0x14200 bored systq
4432 303262 0 0 3 0x40014200 bored softclock
22172 279406 0 0 3 0x40014200 idle0
90253 233137 0 0 3 0x14200 bored smr
1 18970 0 0 3 0x82 wait init
pcb 13 8K 8K 78643K 13 0
rtable 61 1K 2K 78643K 117 0
ifaddr 24 7K 7K 78643K 24 0
proc 47 38K 46K 78643K 278 0
exec 0 0K 1K 78643K 151 0
UVM aobj 2 2K 2K 78643K 2 0
temp 20 3003K 3067K 78643K 1712 0
8 0
rtpcb 80 15 0 13 1 0 1 1 0
8 0
rtentry 112 23 0 1 1 0 1 1 0
8 0
unpcb 120 27 0 19 1 0 1 1 0
8 0
syncache 264 5 0 5 2 1 1 1 0
8 1
tcpcb 544 8 0 5 1 0 1 1 0
8 0
inpcb 280 22 0 16 1 0 1 1 0
8 0
art_table 32 98 0 0 1 0 1 1 0
8 0
art_node 16 22 0 2 1 0 1 1 0
8 0
ffsino 240 1392 0 15 81 0 81 81 0
8 0
nchpl 144 1567 0 31 57 0 57 57 0
8 0
uvmvnodes 72 1401 0 0 26 0 26 26 0
8 0
vnodes 208 1401 0 0 74 0 74 74 0
8 0
namei 1024 3480 0 3480 2 1 1 1 0
8 1
scxspl 192 2568 0 2568 2 1 1 1 0
8 1
plimitpl 152 13 0 8 1 0 1 1 0
8 0
sigapl 432 176 0 166 2 0 2 2 0
8 0
futexpl 56 5 0 4 1 0 1 1 0
8 0
knotepl 112 5 0 0 1 0 1 1 0
8 0
kqueuepl 104 1 0 0 1 0 1 1 0
8 0
pipepl 112 114 0 107 2 1 1 1 0
8 0
fdescpl 424 177 0 166 2 0 2 2 0
8 0
filepl 120 859 0 814 2 0 2 2 0
8 0
lockfpl 104 5 0 4 1 0 1 1 0
8 0
lockfspl 48 3 0 2 1 0 1 1 0
8 0
sessionpl 112 17 0 9 1 0 1 1 0
8 0
pgrppl 48 17 0 9 1 0 1 1 0
8 0
ucredpl 96 47 0 40 1 0 1 1 0
8 0
zombiepl 144 166 0 166 2 1 1 1 0
8 1
processpl 872 191 0 166 4 0 4 4 0
8 0
procpl 632 193 0 166 3 0 3 3 0
8 0
sockpl 384 64 0 48 2 0 2 2 0
8 0
mcl4k 4096 10 0 10 2 1 1 1 0
8 1
mcl2k 2048 5921 0 5886 8 2 6 8 0
8 1
8 1
bufpl 280 2108 0 258 133 0 133 133 0
8 0
anonpl 16 17407 0 16229 7 2 5 7 0
107 0
amapchunkpl 152 470 0 430 2 0 2 2 0
158 0
amappl16 192 33 0 31 1 0 1 1 0
8 0
amappl15 184 42 0 38 1 0 1 1 0
8 0
amappl14 176 13 0 12 2 1 1 1 0
8 0
amappl12 160 5 0 5 1 1 0 1 0
8 0
amappl11 152 41 0 30 1 0 1 1 0
8 0
amappl10 144 5 0 5 1 1 0 1 0
8 0
amappl9 136 370 0 369 1 0 1 1 0
8 0
amappl8 128 64 0 59 1 0 1 1 0
8 0
amappl7 120 61 0 53 1 0 1 1 0
8 0
amappl6 112 46 0 43 1 0 1 1 0
8 0
amappl5 104 161 0 152 1 0 1 1 0
8 0
amappl4 96 395 0 372 1 0 1 1 0
8 0
amappl3 88 110 0 102 1 0 1 1 0
8 0
amappl2 80 726 0 667 3 1 2 2 0
8 0
amappl1 72 12157 0 11756 16 6 10 16 0
8 0
amappl 80 355 0 334 1 0 1 1 0
8 0
uaddrrnd 24 177 0 166 1 0 1 1 0
8 0
vmmpekpl 168 5227 0 5213 1 0 1 1 0
8 0
vmmpepl 168 26214 0 25395 56 18 38 48 0
357 2
vmsppl 272 176 0 166 1 0 1 1 0
8 0
pdppl 4096 360 0 332 5 0 5 5 0
8 0
pvpl 32 70691 0 67876 33 6 27 27 0
265 4
pmappl 200 176 0 166 1 0 1 1 0
8 0
HEAD commit: 54f904eb drm/amdkfd: fix a potential NULL pointer derefere..
git tree: openbsd
kernel config: https://syzkaller.appspot.com/x/.config?x=fe55924c11e64b0a
dashboard link: https://syzkaller.appspot.com/bug?extid=ea8b62f6f611111600ce
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=12973059e00000
dashboard link: https://syzkaller.appspot.com/bug?extid=ea8b62f6f611111600ce
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=14018971e00000
IMPORTANT: if you fix the bug, please add the following tag to the commit:
Reported-by: syzbot+ea8b62...@syzkaller.appspotmail.com
Stopped at db_enter+0x18: addq $0x8,%rsp
TID PID UID PRFLAGS PFLAGS CPU COMMAND
*278581 55390 0 0x2 0x4000000 0 syz-executor5637
TID PID UID PRFLAGS PFLAGS CPU COMMAND
db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398
panic(ffffffff821b8806) at panic+0x15c sys/kern/subr_prf.c:207
unhandled_af(0) at unhandled_af+0x16
pf_addrcpy(ffff80001d3d7b18,ffff80001d3d7e10,0) at pf_addrcpy+0x99
panic(ffffffff821b8806) at panic+0x15c sys/kern/subr_prf.c:207
unhandled_af(0) at unhandled_af+0x16
sys/net/pf.c:409
pfioctl(4900,c0504417,ffff80001d3d7e10,1,ffff8000ffff4288) at
pfioctl+0x43c0 sys/net/pf_ioctl.c:1827
VOP_IOCTL(fffffd805dadc820,c0504417,ffff80001d3d7e10,1,fffffd806c3bec00,ffff8000ffff4288)
at
VOP_IOCTL+0x88 sys/kern/vfs_vops.c:291
vn_ioctl(fffffd805d732350,c0504417,ffff80001d3d7e10,ffff8000ffff4288) at
vn_ioctl+0xb7 sys/kern/vfs_vnops.c:533
sys_ioctl(ffff8000ffff4288,ffff80001d3d7f28,ffff80001d3d7f70) at
sys_ioctl+0x5b9
syscall(ffff80001d3d7ff0) at syscall+0x507 sys/arch/amd64/amd64/trap.c:555
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x9e490af33c0, count: 5
end of kernel
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
unhandled af 0
ddb> trace
db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398
panic(ffffffff821b8806) at panic+0x15c sys/kern/subr_prf.c:207
unhandled_af(0) at unhandled_af+0x16
pf_addrcpy(ffff80001d3d7b18,ffff80001d3d7e10,0) at pf_addrcpy+0x99
reports. Insufficient info makes it difficult to find and fix bugs.
ddb>
ddb> set $lines = 0
ddb> set $maxwidth = 0
ddb> show panic
unhandled af 0
ddb> trace
db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398
panic(ffffffff821b8806) at panic+0x15c sys/kern/subr_prf.c:207
unhandled_af(0) at unhandled_af+0x16
sys/net/pf.c:409
pfioctl(4900,c0504417,ffff80001d3d7e10,1,ffff8000ffff4288) at
pfioctl+0x43c0 sys/net/pf_ioctl.c:1827
VOP_IOCTL(fffffd805dadc820,c0504417,ffff80001d3d7e10,1,fffffd806c3bec00,ffff8000ffff4288)
at
VOP_IOCTL+0x88 sys/kern/vfs_vops.c:291
vn_ioctl(fffffd805d732350,c0504417,ffff80001d3d7e10,ffff8000ffff4288) at
vn_ioctl+0xb7 sys/kern/vfs_vnops.c:533
sys_ioctl(ffff8000ffff4288,ffff80001d3d7f28,ffff80001d3d7f70) at
sys_ioctl+0x5b9
syscall(ffff80001d3d7ff0) at syscall+0x507 sys/arch/amd64/amd64/trap.c:555
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x9e490af33c0, count: -10
end of kernel
ddb> show registers
rdi 0
rsi 0x1
rdi 0
rbp 0xffff80001d3d79d0
rbx 0xffff80001d3d7a80
rdx 0x2
rcx 0x1
rax 0x1
r8 0xffff80001d3d7990
r9 0x1
r10 0x7c3017b870f22bff
r11 0x77a0dc252a746d17
r12 0x3000000008
r13 0xffff80001d3d79e0
r14 0x100
r15 0x1
rip 0xffffffff8147cb18 db_enter+0x18
cs 0x8
rflags 0x246
rsp 0xffff80001d3d79c0
r15 0x1
rip 0xffffffff8147cb18 db_enter+0x18
cs 0x8
rflags 0x246
ss 0x10
db_enter+0x18: addq $0x8,%rsp
ddb> show proc
PROC (syz-executor5637) pid=278581 stat=onproc
db_enter+0x18: addq $0x8,%rsp
ddb> show proc
flags process=2<EXEC> proc=4000000<THREAD>
pri=52, usrpri=52, nice=20
forw=0xffffffffffffffff, list=0xffff8000ffff5648,0xffff8000ffff4510
process=0xffff80001d39a6e8 user=0xffff80001d3d3000,
vmspace=0xfffffd806bc09660
estcpu=2, cpticks=0, pctcpu=0.0
user=0, sys=0, intr=0
ddb> ps
PID TID PPID UID S FLAGS WAIT COMMAND
55390 319748 32140 0 2 0x2 syz-executor5637
ddb> ps
PID TID PPID UID S FLAGS WAIT COMMAND
*55390 278581 32140 0 7 0x4000002 syz-executor5637
55390 357075 32140 0 3 0x4000082 fsleep syz-executor5637
32140 302270 73738 0 3 0x10008a pause ksh
73738 251114 29305 0 3 0x92 select sshd
22759 171687 1 0 3 0x100083 ttyin getty
29305 405441 1 0 3 0x80 select sshd
38135 215033 7044 73 3 0x100090 kqread syslogd
7044 499907 1 0 3 0x100082 netio syslogd
77198 390566 1 77 3 0x100090 poll dhclient
20848 249391 1 0 3 0x80 poll dhclient
13669 50861 0 0 2 0x14200 zerothread
85591 269056 0 0 3 0x14200 aiodoned aiodoned
33704 370539 0 0 3 0x14200 syncer update
61321 323639 0 0 3 0x14200 cleaner cleaner
71033 128647 0 0 3 0x14200 reaper reaper
77414 274537 0 0 3 0x14200 pgdaemon pagedaemon
84952 275348 0 0 3 0x14200 bored crynlk
34162 350511 0 0 3 0x14200 bored crypto
7030 304022 0 0 3 0x40014200 acpi0 acpi0
39908 292449 0 0 3 0x14200 bored softnet
53726 8411 0 0 3 0x14200 bored systqmp
11994 501044 0 0 3 0x14200 bored systq
4432 303262 0 0 3 0x40014200 bored softclock
22172 279406 0 0 3 0x40014200 idle0
90253 233137 0 0 3 0x14200 bored smr
1 18970 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 9438 6319K 6320K 78643K 10535 0
ddb> show all locks
No such command
ddb> show malloc
Type InUse MemUse HighUse Limit Requests Type Lim
pcb 13 8K 8K 78643K 13 0
rtable 61 1K 2K 78643K 117 0
ifaddr 24 7K 7K 78643K 24 0
counters 19 16K 16K 78643K 19 0
ioctlops 0 0K 2K 78643K 13 0
mount 1 1K 1K 78643K 1 0
vnodes 1180 74K 74K 78643K 1185 0
UFS quota 1 32K 32K 78643K 1 0
UFS mount 5 36K 36K 78643K 5 0
shm 2 1K 1K 78643K 2 0
UFS mount 5 36K 36K 78643K 5 0
VM map 2 0K 0K 78643K 2 0
sem 2 0K 0K 78643K 2 0
dirhash 12 2K 2K 78643K 12 0
ACPI 1794 195K 288K 78643K 12646 0
file desc 1 0K 0K 78643K 1 0
ACPI 1794 195K 288K 78643K 12646 0
proc 47 38K 46K 78643K 278 0
NFS srvsock 1 0K 0K 78643K 1 0
NFS daemon 1 16K 16K 78643K 1 0
in_multi 11 0K 0K 78643K 11 0
NFS daemon 1 16K 16K 78643K 1 0
ether_multi 1 0K 0K 78643K 1 0
ISOFS mount 1 32K 32K 78643K 1 0
MSDOSFS mount 1 16K 16K 78643K 1 0
ttys 19 95K 95K 78643K 19 0
ISOFS mount 1 32K 32K 78643K 1 0
MSDOSFS mount 1 16K 16K 78643K 1 0
exec 0 0K 1K 78643K 151 0
pagedep 1 8K 8K 78643K 1 0
inodedep 1 32K 32K 78643K 1 0
newblk 1 0K 0K 78643K 1 0
VM swap 7 26K 26K 78643K 7 0
UVM amap 63 3K 3K 78643K 710 0
inodedep 1 32K 32K 78643K 1 0
newblk 1 0K 0K 78643K 1 0
VM swap 7 26K 26K 78643K 7 0
UVM aobj 2 2K 2K 78643K 2 0
memdesc 1 4K 4K 78643K 1 0
crypto data 1 1K 1K 78643K 1 0
NDP 3 0K 0K 78643K 3 0
crypto data 1 1K 1K 78643K 1 0
temp 20 3003K 3067K 78643K 1712 0
SYN cache 2 16K 16K 78643K 2 0
ddb> show all pools
Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg
Idle
arp 64 2 0 0 1 0 1 1 0
ddb> show all pools
Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg
Idle
8 0
rtpcb 80 15 0 13 1 0 1 1 0
8 0
rtentry 112 23 0 1 1 0 1 1 0
8 0
unpcb 120 27 0 19 1 0 1 1 0
8 0
syncache 264 5 0 5 2 1 1 1 0
8 1
tcpcb 544 8 0 5 1 0 1 1 0
8 0
inpcb 280 22 0 16 1 0 1 1 0
8 0
art_heap8 4096 1 0 0 1 0 1 1 0
8 0
art_heap4 256 97 0 0 7 0 7 7 0
art_heap8 4096 1 0 0 1 0 1 1 0
8 0
8 0
art_table 32 98 0 0 1 0 1 1 0
8 0
art_node 16 22 0 2 1 0 1 1 0
8 0
dirhash 1024 17 0 0 3 0 3 3 0
8 0
dino1pl 128 1392 0 15 45 0 45 45 0
dirhash 1024 17 0 0 3 0 3 3 0
8 0
8 0
ffsino 240 1392 0 15 81 0 81 81 0
8 0
nchpl 144 1567 0 31 57 0 57 57 0
8 0
uvmvnodes 72 1401 0 0 26 0 26 26 0
8 0
vnodes 208 1401 0 0 74 0 74 74 0
8 0
namei 1024 3480 0 3480 2 1 1 1 0
8 1
scxspl 192 2568 0 2568 2 1 1 1 0
8 1
plimitpl 152 13 0 8 1 0 1 1 0
8 0
sigapl 432 176 0 166 2 0 2 2 0
8 0
futexpl 56 5 0 4 1 0 1 1 0
8 0
knotepl 112 5 0 0 1 0 1 1 0
8 0
kqueuepl 104 1 0 0 1 0 1 1 0
8 0
pipepl 112 114 0 107 2 1 1 1 0
8 0
fdescpl 424 177 0 166 2 0 2 2 0
8 0
filepl 120 859 0 814 2 0 2 2 0
8 0
lockfpl 104 5 0 4 1 0 1 1 0
8 0
lockfspl 48 3 0 2 1 0 1 1 0
8 0
sessionpl 112 17 0 9 1 0 1 1 0
8 0
pgrppl 48 17 0 9 1 0 1 1 0
8 0
ucredpl 96 47 0 40 1 0 1 1 0
8 0
zombiepl 144 166 0 166 2 1 1 1 0
8 1
processpl 872 191 0 166 4 0 4 4 0
8 0
procpl 632 193 0 166 3 0 3 3 0
8 0
sockpl 384 64 0 48 2 0 2 2 0
8 0
mcl4k 4096 10 0 10 2 1 1 1 0
8 1
mcl2k 2048 5921 0 5886 8 2 6 8 0
8 1
mtagpl 80 2 0 2 1 1 0 1 0
8 0
mbufpl 256 10090 0 10043 7 2 5 6 0
8 0
8 1
bufpl 280 2108 0 258 133 0 133 133 0
8 0
anonpl 16 17407 0 16229 7 2 5 7 0
107 0
amapchunkpl 152 470 0 430 2 0 2 2 0
158 0
amappl16 192 33 0 31 1 0 1 1 0
8 0
amappl15 184 42 0 38 1 0 1 1 0
8 0
amappl14 176 13 0 12 2 1 1 1 0
8 0
amappl12 160 5 0 5 1 1 0 1 0
8 0
amappl11 152 41 0 30 1 0 1 1 0
8 0
amappl10 144 5 0 5 1 1 0 1 0
8 0
amappl9 136 370 0 369 1 0 1 1 0
8 0
amappl8 128 64 0 59 1 0 1 1 0
8 0
amappl7 120 61 0 53 1 0 1 1 0
8 0
amappl6 112 46 0 43 1 0 1 1 0
8 0
amappl5 104 161 0 152 1 0 1 1 0
8 0
amappl4 96 395 0 372 1 0 1 1 0
8 0
amappl3 88 110 0 102 1 0 1 1 0
8 0
amappl2 80 726 0 667 3 1 2 2 0
8 0
amappl1 72 12157 0 11756 16 6 10 16 0
8 0
amappl 80 355 0 334 1 0 1 1 0
84 0
dma4096 4096 1 0 1 1 1 0 1 0
8 0
dma256 256 6 0 6 1 1 0 1 0
8 0
dma128 128 253 0 253 1 1 0 1 0
8 0
dma64 64 6 0 6 1 1 0 1 0
8 0
dma32 32 7 0 7 1 1 0 1 0
8 0
dma16 16 18 0 17 1 0 1 1 0
8 0
aobjpl 64 1 0 0 1 0 1 1 0
dma4096 4096 1 0 1 1 1 0 1 0
8 0
dma256 256 6 0 6 1 1 0 1 0
8 0
dma128 128 253 0 253 1 1 0 1 0
8 0
dma64 64 6 0 6 1 1 0 1 0
8 0
dma32 32 7 0 7 1 1 0 1 0
8 0
dma16 16 18 0 17 1 0 1 1 0
8 0
8 0
uaddrrnd 24 177 0 166 1 0 1 1 0
8 0
uaddrbest 32 2 0 0 1 0 1 1 0
8 0
uaddr 24 177 0 166 1 0 1 1 0
uaddrbest 32 2 0 0 1 0 1 1 0
8 0
8 0
vmmpekpl 168 5227 0 5213 1 0 1 1 0
8 0
vmmpepl 168 26214 0 25395 56 18 38 48 0
357 2
vmsppl 272 176 0 166 1 0 1 1 0
8 0
pdppl 4096 360 0 332 5 0 5 5 0
8 0
pvpl 32 70691 0 67876 33 6 27 27 0
265 4
pmappl 200 176 0 166 1 0 1 1 0
8 0
extentpl 40 46 0 29 1 0 1 1 0
8 0
phpool 112 120 0 8 4 0 4 4 0
extentpl 40 46 0 29 1 0 1 1 0
8 0
8 0
Anton Lindqvist
Jan 3, 2020, 7:47:51 AM1/3/20
to syzbot, syzkaller-o...@googlegroups.com
#syz dup: panic: unhandled af
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