panic: m_copym0: short mbuf chain
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syzbot
Nov 14, 2019, 9:04:11 AM11/14/19
to syzkaller-o...@googlegroups.com
Hello,
syzbot found the following crash on:
HEAD commit: 9d8a2106 in order to be able to figure out the number of s..
git tree: openbsd
console output: https://syzkaller.appspot.com/x/log.txt?x=112579e6e00000
kernel config: https://syzkaller.appspot.com/x/.config?x=d0fe83f82fe104d4
dashboard link: https://syzkaller.appspot.com/bug?extid=5fac9429976277eba674
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+5fac94...@syzkaller.appspotmail.com
panic: m_copym0: short mbuf chain
Stopped at db_enter+0x18: addq $0x8,%rsp
TID PID UID PRFLAGS PFLAGS CPU COMMAND
*367216 9181 0 0x12 0 0 sshd
db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398
panic() at panic+0x15c sys/kern/subr_prf.c:207
m_copym(fffffd80343bc200,2ec,1fc,2) at m_copym+0x553
sys/kern/uipc_mbuf.c:695
tcp_output(ffff800000a63100) at tcp_output+0x14d6
sys/netinet/tcp_output.c:673
tcp_usrreq(fffffd80363e0188,9,fffffd80343bc100,0,0,ffff8000ffff4778) at
tcp_usrreq+0xa54
sosend(fffffd80363e0188,0,ffff800014866ca8,0,0,80) at sosend+0x63d
sys/kern/uipc_socket.c:524
dofilewritev(ffff8000ffff4778,4,ffff800014866ca8,0,ffff800014866d90) at
dofilewritev+0x1ac sys/kern/sys_generic.c:364
sys_write(ffff8000ffff4778,ffff800014866d40,ffff800014866d90) at
sys_write+0x83 sys/kern/sys_generic.c:284
syscall(ffff800014866e10) at syscall+0x507 sys/arch/amd64/amd64/trap.c:555
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7f7ffffca1d0, 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
m_copym0: short mbuf chain
ddb> trace
db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398
panic() at panic+0x15c sys/kern/subr_prf.c:207
m_copym(fffffd80343bc200,2ec,1fc,2) at m_copym+0x553
sys/kern/uipc_mbuf.c:695
tcp_output(ffff800000a63100) at tcp_output+0x14d6
sys/netinet/tcp_output.c:673
tcp_usrreq(fffffd80363e0188,9,fffffd80343bc100,0,0,ffff8000ffff4778) at
tcp_usrreq+0xa54
sosend(fffffd80363e0188,0,ffff800014866ca8,0,0,80) at sosend+0x63d
sys/kern/uipc_socket.c:524
dofilewritev(ffff8000ffff4778,4,ffff800014866ca8,0,ffff800014866d90) at
dofilewritev+0x1ac sys/kern/sys_generic.c:364
sys_write(ffff8000ffff4778,ffff800014866d40,ffff800014866d90) at
sys_write+0x83 sys/kern/sys_generic.c:284
syscall(ffff800014866e10) at syscall+0x507 sys/arch/amd64/amd64/trap.c:555
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7f7ffffca1d0, count: -10
ddb> show registers
rdi 0
rsi 0x1
rbp 0xffff800014866790
rbx 0xffff800014866840
rdx 0x2
rcx 0
rax 0
r8 0xffff800014866750
r9 0x1
r10 0
r11 0xe7954a75767b1bca
r12 0x3000000008
r13 0xffff8000148667a0
r14 0x100
r15 0x1
rip 0xffffffff81d84668 db_enter+0x18
cs 0x8
rflags 0x246
rsp 0xffff800014866780
ss 0x10
db_enter+0x18: addq $0x8,%rsp
ddb> show proc
PROC (sshd) pid=367216 stat=onproc
flags process=12<EXEC,SUGID> proc=0
pri=50, usrpri=50, nice=20
forw=0xffffffffffffffff, list=0xffff8000ffff4500,0xffff8000ffff4020
process=0xffff8000148a37b8 user=0xffff800014861000,
vmspace=0xfffffd803f011aa0
estcpu=0, cpticks=0, pctcpu=0.0
user=0, sys=0, intr=0
ddb> ps
PID TID PPID UID S FLAGS WAIT COMMAND
29777 360436 98942 0 2 0 syz-executor.1
98942 437757 96452 0 3 0x82 nanosleep syz-executor.1
57097 192317 96452 0 2 0x2 syz-executor.0
48813 255266 0 0 3 0x14200 acct acct
57178 414002 1 0 3 0x100083 ttyin getty
1722 513753 0 0 3 0x14200 bored sosplice
96452 431508 95097 0 3 0x82 thrsleep syz-fuzzer
96452 227837 95097 0 3 0x4000082 nanosleep syz-fuzzer
96452 78697 95097 0 3 0x4000082 thrsleep syz-fuzzer
96452 53195 95097 0 3 0x4000082 thrsleep syz-fuzzer
96452 497632 95097 0 3 0x4000082 thrsleep syz-fuzzer
96452 124685 95097 0 3 0x4000082 thrsleep syz-fuzzer
96452 374851 95097 0 3 0x4000082 thrsleep syz-fuzzer
96452 440511 95097 0 2 0x4000002 syz-fuzzer
95097 179200 9181 0 3 0x10008a pause ksh
* 9181 367216 32745 0 7 0x12 sshd
32745 373589 1 0 3 0x80 select sshd
64087 220575 73945 73 3 0x100090 kqread syslogd
73945 299172 1 0 3 0x100082 netio syslogd
72693 356776 0 0 2 0x14200 zerothread
78977 390049 0 0 3 0x14200 aiodoned aiodoned
75495 413549 0 0 3 0x14200 syncer update
5831 211104 0 0 3 0x14200 cleaner cleaner
9332 423137 0 0 3 0x14200 reaper reaper
67183 519531 0 0 3 0x14200 pgdaemon pagedaemon
66415 370525 0 0 3 0x14200 bored crynlk
4241 87967 0 0 3 0x14200 bored crypto
76763 119533 0 0 3 0x40014200 acpi0 acpi0
34668 153588 0 0 3 0x14200 bored softnet
96831 339984 0 0 3 0x14200 bored systqmp
350 113171 0 0 3 0x14200 bored systq
35666 36365 0 0 3 0x40014200 bored softclock
72920 46059 0 0 3 0x40014200 idle0
86299 60848 0 0 3 0x14200 bored smr
1 118092 0 0 3 0x82 wait init
0 0 -1 0 3 0x10200 scheduler swapper
ddb> show all locks
No such command
ddb> show malloc
Type InUse MemUse HighUse Limit Requests Type Lim Kern Lim
devbuf 9588 6582K 8448K 78643K 35495 0 0
pcb 13 10K 12K 78643K 1040 0 0
rtable 115 4K 4K 78643K 2185 0 0
ifaddr 279 32K 33K 78643K 1062 0 0
counters 19 16K 16K 78643K 19 0 0
ioctlops 0 0K 2K 78643K 263 0 0
iov 0 0K 32K 78643K 1057 0 0
mount 1 1K 1K 78643K 1 0 0
vnodes 1230 77K 78K 78643K 8419 0 0
UFS quota 1 32K 32K 78643K 1 0 0
UFS mount 5 36K 36K 78643K 5 0 0
shm 2 1K 5K 78643K 81 0 0
VM map 45 11K 11K 78643K 65 0 0
sem 12 0K 1K 78643K 1236 0 0
dirhash 12 2K 2K 78643K 12 0 0
ACPI 1794 195K 288K 78643K 12646 0 0
file desc 5 13K 25K 78643K 4169 0 0
sigio 0 0K 0K 78643K 106 0 0
proc 44 30K 63K 78643K 1703 0 0
subproc 32 2K 2K 78643K 461 0 0
NFS srvsock 1 0K 0K 78643K 1 0 0
NFS daemon 1 16K 16K 78643K 1 0 0
ip_moptions 0 0K 0K 78643K 1925 0 0
in_multi 116 6K 7K 78643K 674 0 0
ether_multi 1 0K 0K 78643K 46 0 0
mrt 1 0K 0K 78643K 35 0 0
ISOFS mount 1 32K 32K 78643K 1 0 0
MSDOSFS mount 1 16K 16K 78643K 1 0 0
ttys 120 530K 530K 78643K 120 0 0
exec 0 0K 1K 78643K 969 0 0
pagedep 1 8K 8K 78643K 1 0 0
inodedep 1 32K 32K 78643K 1 0 0
newblk 1 0K 0K 78643K 1 0 0
VM swap 7 26K 26K 78643K 7 0 0
UVM amap 168 317K 318K 78643K 11579 0 0
UVM aobj 130 6K 6K 78643K 140 0 0
memdesc 1 4K 4K 78643K 1 0 0
crypto data 1 1K 1K 78643K 1 0 0
ip6_options 0 0K 1K 78643K 1069 0 0
NDP 20 0K 1K 78643K 258 0 0
temp 166 3535K 3611K 78643K 175431 0 0
kqueue 0 0K 0K 78643K 47 0 0
SYN cache 2 16K 16K 78643K 2 0 0
ddb> show all pools
Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg
Idle
arp 64 110 0 105 1 0 1 1 0
8 0
rtpcb 80 1481 0 1481 1 1 0 1 0
8 0
rtentry 112 502 0 459 2 0 2 2 0
8 0
unpcb 120 2873 0 2865 1 0 1 1 0
8 0
syncache 264 19 0 19 11 11 0 1 0
8 0
tcpqe 32 33 0 33 8 8 0 1 0
8 0
tcpcb 544 3210 0 3206 54 53 1 15 0
8 0
ipq 40 88 0 88 14 14 0 1 0
8 0
ipqe 40 2759 0 2759 14 14 0 1 0
8 0
inpcb 280 7112 0 7108 37 36 1 9 0
8 0
rttmr 72 7 0 7 5 5 0 1 0
8 0
nd6 48 69 0 65 1 0 1 1 0
8 0
pkpcb 40 14 0 14 8 8 0 1 0
8 0
swfcl 56 4 0 0 1 0 1 1 0
8 0
ppxss 1128 93 0 93 19 18 1 1 0
8 1
art_heap8 4096 1 0 0 1 0 1 1 0
8 0
art_heap4 256 2072 0 1849 28 14 14 15 0
8 0
art_table 32 2073 0 1849 2 0 2 2 0
8 0
art_node 16 501 0 462 1 0 1 1 0
8 0
sysvmsgpl 40 63 0 50 1 0 1 1 0
8 0
semupl 112 1 0 1 1 1 0 1 0
8 0
semapl 112 1234 0 1224 1 0 1 1 0
8 0
shmpl 112 138 0 10 4 0 4 4 0
8 0
dirhash 1024 17 0 0 3 0 3 3 0
8 0
dino1pl 128 7925 0 6524 46 0 46 46 0
8 0
ffsino 240 7925 0 6524 83 0 83 83 0
8 0
nchpl 144 15692 0 15258 60 40 20 60 0
8 0
uvmvnodes 72 6667 0 0 122 0 122 122 0
8 0
vnodes 208 6667 0 0 351 0 351 351 0
8 0
namei 1024 58636 0 58636 2 1 1 1 0
8 1
vcpupl 1984 43 0 0 6 0 6 6 0
8 0
vmpool 520 63 0 20 3 0 3 3 0
8 0
scsiplug 64 1 0 1 1 1 0 1 0
8 0
scxspl 192 47394 0 47394 27 26 1 7 0
8 1
plimitpl 152 394 0 388 1 0 1 1 0
8 0
sigapl 432 4265 0 4254 2 0 2 2 0
8 0
futexpl 56 140900 0 140900 2 1 1 1 0
8 1
knotepl 112 1205 0 1186 3 2 1 2 0
8 0
kqueuepl 104 1937 0 1935 10 9 1 4 0
8 0
pipepl 128 2976 0 2957 17 16 1 2 0
8 0
fdescpl 424 4266 0 4254 2 0 2 2 0
8 0
filepl 120 44968 0 44884 37 33 4 11 0
8 1
lockfpl 104 1558 0 1558 2 1 1 1 0
8 1
lockfspl 48 515 0 515 2 1 1 1 0
8 1
sessionpl 112 43 0 35 1 0 1 1 0
8 0
pgrppl 48 111 0 103 1 0 1 1 0
8 0
ucredpl 96 6607 0 6600 1 0 1 1 0
8 0
zombiepl 144 4256 0 4256 1 0 1 1 0
8 1
processpl 864 4284 0 4256 4 0 4 4 0
8 0
procpl 632 9511 0 9476 4 0 4 4 0
8 0
sosppl 128 72 0 72 14 14 0 1 0
8 0
sockpl 384 11576 0 11564 66 63 3 14 0
8 1
mcl64k 65536 766 0 766 39 38 1 32 0
8 1
mcl16k 16384 59 0 59 16 16 0 1 0
8 0
mcl12k 12288 119 0 119 17 16 1 1 0
8 1
mcl9k 9216 87 0 87 16 15 1 1 0
8 1
mcl8k 8192 262 0 262 8 7 1 1 0
8 1
mcl4k 4096 582 0 582 4 3 1 1 0
8 1
mcl2k2 2112 40 0 40 15 14 1 1 0
8 1
mcl2k 2048 71879 0 71833 19 13 6 13 0
8 0
mtagpl 80 345 0 340 4 3 1 2 0
8 0
mbufpl 256 162819 0 162718 198 190 8 45 0
8 0
bufpl 256 22670 0 15998 418 0 418 418 0
8 0
anonpl 16 589600 0 570048 222 125 97 111 0
62 0
amapchunkpl 152 23991 0 23808 77 69 8 31 0
158 0
amappl16 192 27567 0 26249 218 140 78 79 0
8 7
amappl15 184 537 0 536 1 0 1 1 0
8 0
amappl14 176 958 0 954 1 0 1 1 0
8 0
amappl13 168 260 0 260 5 5 0 1 0
8 0
amappl12 160 285 0 284 6 5 1 1 0
8 0
amappl11 152 499 0 494 1 0 1 1 0
8 0
amappl10 144 963 0 959 1 0 1 1 0
8 0
amappl9 136 1309 0 1306 1 0 1 1 0
8 0
amappl8 128 877 0 830 3 1 2 2 0
8 0
amappl7 120 1109 0 1103 1 0 1 1 0
8 0
amappl6 112 428 0 414 1 0 1 1 0
8 0
amappl5 104 643 0 636 1 0 1 1 0
8 0
amappl4 96 4049 0 4018 1 0 1 1 0
8 0
amappl3 88 1705 0 1697 1 0 1 1 0
8 0
amappl2 80 32599 0 32537 3 1 2 3 0
8 0
amappl1 72 88498 0 88130 25 16 9 20 0
8 0
amappl 80 10224 0 10168 2 0 2 2 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 64 139 0 10 3 0 3 3 0
8 0
uaddrrnd 24 4329 0 4254 1 0 1 1 0
8 0
uaddrbest 32 2 0 0 1 0 1 1 0
8 0
uaddr 24 4329 0 4254 1 0 1 1 0
8 0
vmmpekpl 168 30135 0 30098 2 0 2 2 0
8 0
vmmpepl 168 533634 0 531178 394 234 160 165 0 357
41
vmsppl 272 4265 0 4254 4 3 1 2 0
8 0
pdppl 4096 8664 0 8591 11 1 10 10 0
8 0
pvpl 32 1578311 0 1557733 473 255 218 303 0 265
14
pmappl 200 4328 0 4274 3 0 3 3 0
8 0
extentpl 40 46 0 29 1 0 1 1 0
8 0
phpool 112 890 0 341 17 0 17 17 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: 9d8a2106 in order to be able to figure out the number of s..
git tree: openbsd
console output: https://syzkaller.appspot.com/x/log.txt?x=112579e6e00000
kernel config: https://syzkaller.appspot.com/x/.config?x=d0fe83f82fe104d4
dashboard link: https://syzkaller.appspot.com/bug?extid=5fac9429976277eba674
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+5fac94...@syzkaller.appspotmail.com
panic: m_copym0: short mbuf chain
Stopped at db_enter+0x18: addq $0x8,%rsp
TID PID UID PRFLAGS PFLAGS CPU COMMAND
*367216 9181 0 0x12 0 0 sshd
db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398
panic() at panic+0x15c sys/kern/subr_prf.c:207
m_copym(fffffd80343bc200,2ec,1fc,2) at m_copym+0x553
sys/kern/uipc_mbuf.c:695
tcp_output(ffff800000a63100) at tcp_output+0x14d6
sys/netinet/tcp_output.c:673
tcp_usrreq(fffffd80363e0188,9,fffffd80343bc100,0,0,ffff8000ffff4778) at
tcp_usrreq+0xa54
sosend(fffffd80363e0188,0,ffff800014866ca8,0,0,80) at sosend+0x63d
sys/kern/uipc_socket.c:524
dofilewritev(ffff8000ffff4778,4,ffff800014866ca8,0,ffff800014866d90) at
dofilewritev+0x1ac sys/kern/sys_generic.c:364
sys_write(ffff8000ffff4778,ffff800014866d40,ffff800014866d90) at
sys_write+0x83 sys/kern/sys_generic.c:284
syscall(ffff800014866e10) at syscall+0x507 sys/arch/amd64/amd64/trap.c:555
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7f7ffffca1d0, 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
m_copym0: short mbuf chain
ddb> trace
db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398
panic() at panic+0x15c sys/kern/subr_prf.c:207
m_copym(fffffd80343bc200,2ec,1fc,2) at m_copym+0x553
sys/kern/uipc_mbuf.c:695
tcp_output(ffff800000a63100) at tcp_output+0x14d6
sys/netinet/tcp_output.c:673
tcp_usrreq(fffffd80363e0188,9,fffffd80343bc100,0,0,ffff8000ffff4778) at
tcp_usrreq+0xa54
sosend(fffffd80363e0188,0,ffff800014866ca8,0,0,80) at sosend+0x63d
sys/kern/uipc_socket.c:524
dofilewritev(ffff8000ffff4778,4,ffff800014866ca8,0,ffff800014866d90) at
dofilewritev+0x1ac sys/kern/sys_generic.c:364
sys_write(ffff8000ffff4778,ffff800014866d40,ffff800014866d90) at
sys_write+0x83 sys/kern/sys_generic.c:284
syscall(ffff800014866e10) at syscall+0x507 sys/arch/amd64/amd64/trap.c:555
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7f7ffffca1d0, count: -10
ddb> show registers
rdi 0
rsi 0x1
rbp 0xffff800014866790
rbx 0xffff800014866840
rdx 0x2
rcx 0
rax 0
r8 0xffff800014866750
r9 0x1
r10 0
r11 0xe7954a75767b1bca
r12 0x3000000008
r13 0xffff8000148667a0
r14 0x100
r15 0x1
rip 0xffffffff81d84668 db_enter+0x18
cs 0x8
rflags 0x246
rsp 0xffff800014866780
ss 0x10
db_enter+0x18: addq $0x8,%rsp
ddb> show proc
PROC (sshd) pid=367216 stat=onproc
flags process=12<EXEC,SUGID> proc=0
pri=50, usrpri=50, nice=20
forw=0xffffffffffffffff, list=0xffff8000ffff4500,0xffff8000ffff4020
process=0xffff8000148a37b8 user=0xffff800014861000,
vmspace=0xfffffd803f011aa0
estcpu=0, cpticks=0, pctcpu=0.0
user=0, sys=0, intr=0
ddb> ps
PID TID PPID UID S FLAGS WAIT COMMAND
29777 360436 98942 0 2 0 syz-executor.1
98942 437757 96452 0 3 0x82 nanosleep syz-executor.1
57097 192317 96452 0 2 0x2 syz-executor.0
48813 255266 0 0 3 0x14200 acct acct
57178 414002 1 0 3 0x100083 ttyin getty
1722 513753 0 0 3 0x14200 bored sosplice
96452 431508 95097 0 3 0x82 thrsleep syz-fuzzer
96452 227837 95097 0 3 0x4000082 nanosleep syz-fuzzer
96452 78697 95097 0 3 0x4000082 thrsleep syz-fuzzer
96452 53195 95097 0 3 0x4000082 thrsleep syz-fuzzer
96452 497632 95097 0 3 0x4000082 thrsleep syz-fuzzer
96452 124685 95097 0 3 0x4000082 thrsleep syz-fuzzer
96452 374851 95097 0 3 0x4000082 thrsleep syz-fuzzer
96452 440511 95097 0 2 0x4000002 syz-fuzzer
95097 179200 9181 0 3 0x10008a pause ksh
* 9181 367216 32745 0 7 0x12 sshd
32745 373589 1 0 3 0x80 select sshd
64087 220575 73945 73 3 0x100090 kqread syslogd
73945 299172 1 0 3 0x100082 netio syslogd
72693 356776 0 0 2 0x14200 zerothread
78977 390049 0 0 3 0x14200 aiodoned aiodoned
75495 413549 0 0 3 0x14200 syncer update
5831 211104 0 0 3 0x14200 cleaner cleaner
9332 423137 0 0 3 0x14200 reaper reaper
67183 519531 0 0 3 0x14200 pgdaemon pagedaemon
66415 370525 0 0 3 0x14200 bored crynlk
4241 87967 0 0 3 0x14200 bored crypto
76763 119533 0 0 3 0x40014200 acpi0 acpi0
34668 153588 0 0 3 0x14200 bored softnet
96831 339984 0 0 3 0x14200 bored systqmp
350 113171 0 0 3 0x14200 bored systq
35666 36365 0 0 3 0x40014200 bored softclock
72920 46059 0 0 3 0x40014200 idle0
86299 60848 0 0 3 0x14200 bored smr
1 118092 0 0 3 0x82 wait init
0 0 -1 0 3 0x10200 scheduler swapper
ddb> show all locks
No such command
ddb> show malloc
Type InUse MemUse HighUse Limit Requests Type Lim Kern Lim
devbuf 9588 6582K 8448K 78643K 35495 0 0
pcb 13 10K 12K 78643K 1040 0 0
rtable 115 4K 4K 78643K 2185 0 0
ifaddr 279 32K 33K 78643K 1062 0 0
counters 19 16K 16K 78643K 19 0 0
ioctlops 0 0K 2K 78643K 263 0 0
iov 0 0K 32K 78643K 1057 0 0
mount 1 1K 1K 78643K 1 0 0
vnodes 1230 77K 78K 78643K 8419 0 0
UFS quota 1 32K 32K 78643K 1 0 0
UFS mount 5 36K 36K 78643K 5 0 0
shm 2 1K 5K 78643K 81 0 0
VM map 45 11K 11K 78643K 65 0 0
sem 12 0K 1K 78643K 1236 0 0
dirhash 12 2K 2K 78643K 12 0 0
ACPI 1794 195K 288K 78643K 12646 0 0
file desc 5 13K 25K 78643K 4169 0 0
sigio 0 0K 0K 78643K 106 0 0
proc 44 30K 63K 78643K 1703 0 0
subproc 32 2K 2K 78643K 461 0 0
NFS srvsock 1 0K 0K 78643K 1 0 0
NFS daemon 1 16K 16K 78643K 1 0 0
ip_moptions 0 0K 0K 78643K 1925 0 0
in_multi 116 6K 7K 78643K 674 0 0
ether_multi 1 0K 0K 78643K 46 0 0
mrt 1 0K 0K 78643K 35 0 0
ISOFS mount 1 32K 32K 78643K 1 0 0
MSDOSFS mount 1 16K 16K 78643K 1 0 0
ttys 120 530K 530K 78643K 120 0 0
exec 0 0K 1K 78643K 969 0 0
pagedep 1 8K 8K 78643K 1 0 0
inodedep 1 32K 32K 78643K 1 0 0
newblk 1 0K 0K 78643K 1 0 0
VM swap 7 26K 26K 78643K 7 0 0
UVM amap 168 317K 318K 78643K 11579 0 0
UVM aobj 130 6K 6K 78643K 140 0 0
memdesc 1 4K 4K 78643K 1 0 0
crypto data 1 1K 1K 78643K 1 0 0
ip6_options 0 0K 1K 78643K 1069 0 0
NDP 20 0K 1K 78643K 258 0 0
temp 166 3535K 3611K 78643K 175431 0 0
kqueue 0 0K 0K 78643K 47 0 0
SYN cache 2 16K 16K 78643K 2 0 0
ddb> show all pools
Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg
Idle
arp 64 110 0 105 1 0 1 1 0
8 0
rtpcb 80 1481 0 1481 1 1 0 1 0
8 0
rtentry 112 502 0 459 2 0 2 2 0
8 0
unpcb 120 2873 0 2865 1 0 1 1 0
8 0
syncache 264 19 0 19 11 11 0 1 0
8 0
tcpqe 32 33 0 33 8 8 0 1 0
8 0
tcpcb 544 3210 0 3206 54 53 1 15 0
8 0
ipq 40 88 0 88 14 14 0 1 0
8 0
ipqe 40 2759 0 2759 14 14 0 1 0
8 0
inpcb 280 7112 0 7108 37 36 1 9 0
8 0
rttmr 72 7 0 7 5 5 0 1 0
8 0
nd6 48 69 0 65 1 0 1 1 0
8 0
pkpcb 40 14 0 14 8 8 0 1 0
8 0
swfcl 56 4 0 0 1 0 1 1 0
8 0
ppxss 1128 93 0 93 19 18 1 1 0
8 1
art_heap8 4096 1 0 0 1 0 1 1 0
8 0
art_heap4 256 2072 0 1849 28 14 14 15 0
8 0
art_table 32 2073 0 1849 2 0 2 2 0
8 0
art_node 16 501 0 462 1 0 1 1 0
8 0
sysvmsgpl 40 63 0 50 1 0 1 1 0
8 0
semupl 112 1 0 1 1 1 0 1 0
8 0
semapl 112 1234 0 1224 1 0 1 1 0
8 0
shmpl 112 138 0 10 4 0 4 4 0
8 0
dirhash 1024 17 0 0 3 0 3 3 0
8 0
dino1pl 128 7925 0 6524 46 0 46 46 0
8 0
ffsino 240 7925 0 6524 83 0 83 83 0
8 0
nchpl 144 15692 0 15258 60 40 20 60 0
8 0
uvmvnodes 72 6667 0 0 122 0 122 122 0
8 0
vnodes 208 6667 0 0 351 0 351 351 0
8 0
namei 1024 58636 0 58636 2 1 1 1 0
8 1
vcpupl 1984 43 0 0 6 0 6 6 0
8 0
vmpool 520 63 0 20 3 0 3 3 0
8 0
scsiplug 64 1 0 1 1 1 0 1 0
8 0
scxspl 192 47394 0 47394 27 26 1 7 0
8 1
plimitpl 152 394 0 388 1 0 1 1 0
8 0
sigapl 432 4265 0 4254 2 0 2 2 0
8 0
futexpl 56 140900 0 140900 2 1 1 1 0
8 1
knotepl 112 1205 0 1186 3 2 1 2 0
8 0
kqueuepl 104 1937 0 1935 10 9 1 4 0
8 0
pipepl 128 2976 0 2957 17 16 1 2 0
8 0
fdescpl 424 4266 0 4254 2 0 2 2 0
8 0
filepl 120 44968 0 44884 37 33 4 11 0
8 1
lockfpl 104 1558 0 1558 2 1 1 1 0
8 1
lockfspl 48 515 0 515 2 1 1 1 0
8 1
sessionpl 112 43 0 35 1 0 1 1 0
8 0
pgrppl 48 111 0 103 1 0 1 1 0
8 0
ucredpl 96 6607 0 6600 1 0 1 1 0
8 0
zombiepl 144 4256 0 4256 1 0 1 1 0
8 1
processpl 864 4284 0 4256 4 0 4 4 0
8 0
procpl 632 9511 0 9476 4 0 4 4 0
8 0
sosppl 128 72 0 72 14 14 0 1 0
8 0
sockpl 384 11576 0 11564 66 63 3 14 0
8 1
mcl64k 65536 766 0 766 39 38 1 32 0
8 1
mcl16k 16384 59 0 59 16 16 0 1 0
8 0
mcl12k 12288 119 0 119 17 16 1 1 0
8 1
mcl9k 9216 87 0 87 16 15 1 1 0
8 1
mcl8k 8192 262 0 262 8 7 1 1 0
8 1
mcl4k 4096 582 0 582 4 3 1 1 0
8 1
mcl2k2 2112 40 0 40 15 14 1 1 0
8 1
mcl2k 2048 71879 0 71833 19 13 6 13 0
8 0
mtagpl 80 345 0 340 4 3 1 2 0
8 0
mbufpl 256 162819 0 162718 198 190 8 45 0
8 0
bufpl 256 22670 0 15998 418 0 418 418 0
8 0
anonpl 16 589600 0 570048 222 125 97 111 0
62 0
amapchunkpl 152 23991 0 23808 77 69 8 31 0
158 0
amappl16 192 27567 0 26249 218 140 78 79 0
8 7
amappl15 184 537 0 536 1 0 1 1 0
8 0
amappl14 176 958 0 954 1 0 1 1 0
8 0
amappl13 168 260 0 260 5 5 0 1 0
8 0
amappl12 160 285 0 284 6 5 1 1 0
8 0
amappl11 152 499 0 494 1 0 1 1 0
8 0
amappl10 144 963 0 959 1 0 1 1 0
8 0
amappl9 136 1309 0 1306 1 0 1 1 0
8 0
amappl8 128 877 0 830 3 1 2 2 0
8 0
amappl7 120 1109 0 1103 1 0 1 1 0
8 0
amappl6 112 428 0 414 1 0 1 1 0
8 0
amappl5 104 643 0 636 1 0 1 1 0
8 0
amappl4 96 4049 0 4018 1 0 1 1 0
8 0
amappl3 88 1705 0 1697 1 0 1 1 0
8 0
amappl2 80 32599 0 32537 3 1 2 3 0
8 0
amappl1 72 88498 0 88130 25 16 9 20 0
8 0
amappl 80 10224 0 10168 2 0 2 2 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 64 139 0 10 3 0 3 3 0
8 0
uaddrrnd 24 4329 0 4254 1 0 1 1 0
8 0
uaddrbest 32 2 0 0 1 0 1 1 0
8 0
uaddr 24 4329 0 4254 1 0 1 1 0
8 0
vmmpekpl 168 30135 0 30098 2 0 2 2 0
8 0
vmmpepl 168 533634 0 531178 394 234 160 165 0 357
41
vmsppl 272 4265 0 4254 4 3 1 2 0
8 0
pdppl 4096 8664 0 8591 11 1 10 10 0
8 0
pvpl 32 1578311 0 1557733 473 255 218 303 0 265
14
pmappl 200 4328 0 4274 3 0 3 3 0
8 0
extentpl 40 46 0 29 1 0 1 1 0
8 0
phpool 112 890 0 341 17 0 17 17 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
Oct 28, 2020, 10:32:16 AM10/28/20
to syzkaller-o...@googlegroups.com
Auto-closing this bug as obsolete.
Crashes did not happen for a while, no reproducer and no activity.
Crashes did not happen for a while, no reproducer and no activity.
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