panic: Assertion mtx_unowned(m) failed at /syzkaller/managers/main/kernel/sys/kern/kern_mutex.c:LINE
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syzbot
Jun 3, 2019, 11:47:05 AM6/3/19
to syzkaller-f...@googlegroups.com
Hello,
syzbot found the following crash on:
HEAD commit: c7cdb4a8 Another partial revert of r301289.
git tree: freebsd
console output: https://syzkaller.appspot.com/x/log.txt?x=115d98f2a00000
dashboard link: https://syzkaller.appspot.com/bug?extid=18dbb6d4d827263c27a6
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+18dbb6...@syzkaller.appspotmail.com
panic: Assertion mtx_unowned(m) failed at
/syzkaller/managers/main/kernel/sys/kern/kern_mutex.c:1155
cpuid = 0
time = 5
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame
0xfffffe0020ec7730
vpanic() at vpanic+0x1e0/frame 0xfffffe0020ec7790
panic() at panic+0x43/frame 0xfffffe0020ec77f0
_mtx_destroy() at _mtx_destroy+0x12d/frame 0xfffffe0020ec7830
solisten_proto() at solisten_proto+0xf6/frame 0xfffffe0020ec7890
sctp_listen() at sctp_listen+0x4eb/frame 0xfffffe0020ec7900
solisten() at solisten+0x7a/frame 0xfffffe0020ec7940
kern_listen() at kern_listen+0x132/frame 0xfffffe0020ec7980
amd64_syscall() at amd64_syscall+0x436/frame 0xfffffe0020ec7ab0
fast_syscall_common() at fast_syscall_common+0x101/frame 0xfffffe0020ec7ab0
--- syscall (198, FreeBSD ELF64, nosys), rip = 0x41311a, rsp =
0x7fffdffdcf38, rbp = 0x2 ---
KDB: enter: panic
[ thread pid 7930 tid 100212 ]
Stopped at kdb_enter+0x6a: movq $0,kdb_why
---
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: c7cdb4a8 Another partial revert of r301289.
git tree: freebsd
console output: https://syzkaller.appspot.com/x/log.txt?x=115d98f2a00000
dashboard link: https://syzkaller.appspot.com/bug?extid=18dbb6d4d827263c27a6
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+18dbb6...@syzkaller.appspotmail.com
panic: Assertion mtx_unowned(m) failed at
/syzkaller/managers/main/kernel/sys/kern/kern_mutex.c:1155
cpuid = 0
time = 5
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame
0xfffffe0020ec7730
vpanic() at vpanic+0x1e0/frame 0xfffffe0020ec7790
panic() at panic+0x43/frame 0xfffffe0020ec77f0
_mtx_destroy() at _mtx_destroy+0x12d/frame 0xfffffe0020ec7830
solisten_proto() at solisten_proto+0xf6/frame 0xfffffe0020ec7890
sctp_listen() at sctp_listen+0x4eb/frame 0xfffffe0020ec7900
solisten() at solisten+0x7a/frame 0xfffffe0020ec7940
kern_listen() at kern_listen+0x132/frame 0xfffffe0020ec7980
amd64_syscall() at amd64_syscall+0x436/frame 0xfffffe0020ec7ab0
fast_syscall_common() at fast_syscall_common+0x101/frame 0xfffffe0020ec7ab0
--- syscall (198, FreeBSD ELF64, nosys), rip = 0x41311a, rsp =
0x7fffdffdcf38, rbp = 0x2 ---
KDB: enter: panic
[ thread pid 7930 tid 100212 ]
Stopped at kdb_enter+0x6a: movq $0,kdb_why
---
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
Jun 8, 2019, 12:54:07 PM6/8/19
to syzkaller-f...@googlegroups.com
syzbot has found a reproducer for the following crash on:
HEAD commit: a8fa0b8b Fix for reading the configuration descriptor in l..
git tree: freebsd
console output: https://syzkaller.appspot.com/x/log.txt?x=12f67b86a00000
dashboard link: https://syzkaller.appspot.com/bug?extid=18dbb6d4d827263c27a6
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1225bda6a00000
IMPORTANT: if you fix the bug, please add the following tag to the commit:
Reported-by: syzbot+18dbb6...@syzkaller.appspotmail.com
panic: Assertion mtx_unowned(m) failed at
/syzkaller/managers/main/kernel/sys/kern/kern_mutex.c:1155
cpuid = 0
time = 1560012569
vpanic() at vpanic+0x1e0/frame 0xfffffe0020f127a0
panic() at panic+0x43/frame 0xfffffe0020f12800
_mtx_destroy() at _mtx_destroy+0x12d/frame 0xfffffe0020f12840
solisten_proto() at solisten_proto+0xea/frame 0xfffffe0020f128a0
tcp6_usr_listen() at tcp6_usr_listen+0x1cc/frame 0xfffffe0020f12900
solisten() at solisten+0x7a/frame 0xfffffe0020f12940
kern_listen() at kern_listen+0x132/frame 0xfffffe0020f12980
amd64_syscall() at amd64_syscall+0x436/frame 0xfffffe0020f12ab0
fast_syscall_common() at fast_syscall_common+0x101/frame 0xfffffe0020f12ab0
--- syscall (198, FreeBSD ELF64, nosys), rip = 0x4131ba, rsp =
0x7fffdffbbf38, rbp = 0x2 ---
KDB: enter: panic
[ thread pid 1101 tid 100811 ]
HEAD commit: a8fa0b8b Fix for reading the configuration descriptor in l..
git tree: freebsd
console output: https://syzkaller.appspot.com/x/log.txt?x=12f67b86a00000
dashboard link: https://syzkaller.appspot.com/bug?extid=18dbb6d4d827263c27a6
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1225bda6a00000
IMPORTANT: if you fix the bug, please add the following tag to the commit:
Reported-by: syzbot+18dbb6...@syzkaller.appspotmail.com
panic: Assertion mtx_unowned(m) failed at
/syzkaller/managers/main/kernel/sys/kern/kern_mutex.c:1155
cpuid = 0
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame
0xfffffe0020f12740
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame
vpanic() at vpanic+0x1e0/frame 0xfffffe0020f127a0
panic() at panic+0x43/frame 0xfffffe0020f12800
_mtx_destroy() at _mtx_destroy+0x12d/frame 0xfffffe0020f12840
solisten_proto() at solisten_proto+0xea/frame 0xfffffe0020f128a0
tcp6_usr_listen() at tcp6_usr_listen+0x1cc/frame 0xfffffe0020f12900
solisten() at solisten+0x7a/frame 0xfffffe0020f12940
kern_listen() at kern_listen+0x132/frame 0xfffffe0020f12980
amd64_syscall() at amd64_syscall+0x436/frame 0xfffffe0020f12ab0
fast_syscall_common() at fast_syscall_common+0x101/frame 0xfffffe0020f12ab0
--- syscall (198, FreeBSD ELF64, nosys), rip = 0x4131ba, rsp =
0x7fffdffbbf38, rbp = 0x2 ---
KDB: enter: panic
[ thread pid 1101 tid 100811 ]
syzbot
Feb 8, 2020, 11:32:09 AM2/8/20
to syzkaller-f...@googlegroups.com
syzbot has found a reproducer for the following crash on:
HEAD commit: f0a4f1b9 vfs: use newly added zpcpu routines instead of di..
git tree: freebsd
console output: https://syzkaller.appspot.com/x/log.txt?x=16c0a431e00000
dashboard link: https://syzkaller.appspot.com/bug?extid=18dbb6d4d827263c27a6
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=118dcca1e00000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=15a3e809e00000
IMPORTANT: if you fix the bug, please add the following tag to the commit:
Reported-by: syzbot+18dbb6...@syzkaller.appspotmail.com
login: panic: Assertion mtx_unowned(m) failed at /syzkaller/managers/main/kernel/sys/kern/kern_mutex.c:1179
cpuid = 1
time = 1581179352
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe0023077850
vpanic() at vpanic+0x1ce/frame 0xfffffe00230778c0
panic() at panic+0x43/frame 0xfffffe0023077920
_mtx_destroy() at _mtx_destroy+0x132/frame 0xfffffe0023077960
solisten_proto() at solisten_proto+0xf6/frame 0xfffffe00230779c0
tcp6_usr_listen() at tcp6_usr_listen+0x1dc/frame 0xfffffe0023077a30
solisten() at solisten+0x7a/frame 0xfffffe0023077a70
kern_listen() at kern_listen+0x125/frame 0xfffffe0023077ab0
amd64_syscall() at amd64_syscall+0x499/frame 0xfffffe0023077bf0
fast_syscall_common() at fast_syscall_common+0x101/frame 0xfffffe0023077bf0
--- syscall (0, FreeBSD ELF64, nosys), rip = 0x45795a, rsp = 0x7fffdfffdf78, rbp = 0x6b6108 ---
KDB: enter: panic
[ thread pid 775 tid 100107 ]
Stopped at kdb_enter+0x67: movq $0,0x1465d66(%rip)
db>
db> set $lines = 0
db> set $maxwidth = 0
db> show registers
cs 0x20
ds 0x3b ll+0x1a
es 0x3b ll+0x1a
fs 0x13
gs 0x1b
ss 0x28 ll+0x7
rax 0x12
rcx 0x80 ll+0x5f
rdx 0xffffffff8189c062
rbx 0
rsp 0xfffffe0023077830
rbp 0xfffffe0023077850
rsi 0x1
rdi 0
r8 0
r9 0xffffffff
r10 0x1870b
r11 0xfffffe0022f2abf0
r12 0xffffffff82068d90 ddb_dbbe
r13 0
r14 0xffffffff8193ae12
r15 0xffffffff8193ae12
rip 0xffffffff810b0357 kdb_enter+0x67
rflags 0x86 ll+0x65
kdb_enter+0x67: movq $0,0x1465d66(%rip)
db> show proc
Process 775 (syz-executor5181156) at 0xfffff80003c2da60:
state: NORMAL
uid: 0 gids: 0, 0, 5
parent: pid 771 at 0xfffff80003c76a60
ABI: FreeBSD ELF64
arguments: ./syz-executor518115684
reaper: 0xfffff800032d4000 reapsubtree: 1
sigparent: 20
vmspace: 0xfffffe0022f33000
(map 0xfffffe0022f33000)
(map.pmap 0xfffffe0022f330c0)
(pmap 0xfffffe0022f33120)
threads: 3
100084 RunQ syz-executor5181156
100107 Run CPU 1 syz-executor5181156
100108 Run CPU 0 syz-executor5181156
db> ps
pid ppid pgrp uid state wmesg wchan cmd
775 771 769 0 R (threaded) syz-executor5181156
100084 RunQ syz-executor5181156
100107 Run CPU 1 syz-executor5181156
100108 Run CPU 0 syz-executor5181156
771 769 769 0 S nanslp 0xffffffff824fecc0 syz-executor5181156
769 767 769 0 Ss pause 0xfffff80003c760a8 csh
767 680 767 0 Ss select 0xfffff80003b1e140 sshd
746 1 746 0 Ss+ ttyin 0xfffff800033f5cb0 getty
745 1 745 0 Ss+ ttyin 0xfffff80003a928b0 getty
744 1 744 0 Ss+ ttyin 0xfffff80003a92cb0 getty
743 1 743 0 Ss+ ttyin 0xfffff80003a950b0 getty
742 1 742 0 Ss+ ttyin 0xfffff80003a954b0 getty
741 1 741 0 Ss+ ttyin 0xfffff80003a958b0 getty
740 1 740 0 Ss+ ttyin 0xfffff80003a95cb0 getty
739 1 739 0 Ss+ ttyin 0xfffff80003a940b0 getty
738 1 738 0 Ss+ ttyin 0xfffff80003a944b0 getty
736 1 22 0 S+ piperd 0xfffff80003bd0be0 logger
735 734 22 0 S+ nanslp 0xffffffff824fecc0 sleep
734 1 22 0 S+ wait 0xfffff80003bc8000 sh
684 1 684 0 Ss nanslp 0xffffffff824fecc1 cron
680 1 680 0 Ss select 0xfffff80003b1ee40 sshd
493 1 493 0 Ss select 0xfffff80003b1d940 syslogd
422 1 422 0 Ss select 0xfffff80003b1e3c0 devd
421 1 421 65 Ss select 0xfffff800039b0d40 dhclient
336 1 336 0 Ss select 0xfffff80003b1d040 dhclient
333 1 333 0 Ss select 0xfffff800039b0dc0 dhclient
21 0 0 0 DL syncer 0xffffffff825d5158 [syncer]
20 0 0 0 DL vlruwt 0xfffff80003a70000 [vnlru]
19 0 0 0 DL (threaded) [bufdaemon]
100065 D qsleep 0xffffffff825d4658 [bufdaemon]
100070 D - 0xffffffff8200a980 [bufspacedaemon-0]
100080 D sdflush 0xfffff80003ab50e8 [/ worker]
18 0 0 0 DL psleep 0xffffffff825f00c8 [vmdaemon]
17 0 0 0 DL (threaded) [pagedaemon]
100063 D psleep 0xffffffff8261cfd8 [dom0]
100066 D launds 0xffffffff8261cfe4 [laundry: dom0]
100067 D umarcl 0xffffffff81540fb0 [uma]
16 0 0 0 DL - 0xffffffff82359530 [rand_harvestq]
15 0 0 0 DL waiting 0xffffffff826625a0 [sctp_iterator]
9 0 0 0 DL - 0xffffffff825d405c [soaiod4]
8 0 0 0 DL - 0xffffffff825d405c [soaiod3]
7 0 0 0 DL - 0xffffffff825d405c [soaiod2]
6 0 0 0 DL - 0xffffffff825d405c [soaiod1]
5 0 0 0 DL (threaded) [cam]
100031 D - 0xffffffff82234940 [doneq0]
100062 D - 0xffffffff82234808 [scanner]
4 0 0 0 DL crypto_ 0xfffff80003303190 [crypto returns 1]
3 0 0 0 DL crypto_ 0xfffff80003303130 [crypto returns 0]
2 0 0 0 DL crypto_ 0xffffffff825ea138 [crypto]
14 0 0 0 DL seqstat 0xfffff8000333a888 [sequencer 00]
13 0 0 0 DL (threaded) [geom]
100022 D - 0xffffffff8261b608 [g_event]
100023 D - 0xffffffff8261b618 [g_up]
100024 D - 0xffffffff8261b610 [g_down]
12 0 0 0 WL (threaded) [intr]
100005 I [swi5: fast taskq]
100009 I [swi6: task queue]
100010 I [swi6: Giant taskq]
100017 I [swi3: vm]
100018 I [swi1: netisr 0]
100019 I [swi4: clock (0)]
100020 I [swi4: clock (1)]
100032 I [irq24: virtio_pci0]
100033 I [irq25: virtio_pci0]
100034 I [irq26: virtio_pci0]
100035 I [irq27: virtio_pci0]
100036 I [irq28: virtio_pci1]
100037 I [irq29: virtio_pci1]
100038 I [irq30: virtio_pci1]
100039 I [irq31: virtio_pci1]
100040 I [irq32: virtio_pci1]
100045 I [irq10: virtio_pci2]
100047 I [irq1: atkbd0]
100048 I [irq12: psm0]
100049 I [swi0: uart uart++]
11 0 0 0 RL (threaded) [idle]
100003 CanRun [idle: cpu0]
100004 CanRun [idle: cpu1]
1 0 1 0 SLs wait 0xfffff800032d4000 [init]
10 0 0 0 DL audit_w 0xffffffff82663230 [audit]
0 0 0 0 DLs (threaded) [kernel]
100000 D swapin 0xffffffff82609c48 [swapper]
100006 D - 0xfffff800031d4000 [config_0]
100007 D - 0xfffff800031d8800 [kqueue_ctx taskq]
100008 D - 0xfffff800031d8600 [aiod_kick taskq]
100011 D - 0xfffff800031d8000 [thread taskq]
100012 D - 0xfffff800031d3e00 [softirq_0]
100013 D - 0xfffff800031d3d00 [softirq_1]
100014 D - 0xfffff800031d3c00 [if_io_tqg_0]
100015 D - 0xfffff800031d3b00 [if_io_tqg_1]
100016 D - 0xfffff800031d3a00 [if_config_tqg_0]
100021 D - 0xfffff800031d7400 [firmware taskq]
100026 D - 0xfffff800031d6d00 [crypto_0]
100027 D - 0xfffff800031d6d00 [crypto_1]
100041 D - 0xfffff800031d6000 [vtnet0 rxq 0]
100042 D - 0xfffff800031d5e00 [vtnet0 txq 0]
100043 D - 0xfffff800031d5d00 [vtnet0 rxq 1]
100044 D - 0xfffff800031d5c00 [vtnet0 txq 1]
100046 D vtbslp 0xfffff8000352f880 [virtio_balloon]
100050 D - 0xfffff80003774e00 [mca taskq]
100055 D - 0xffffffff81cdef31 [deadlkres]
100057 D - 0xfffff800039b4700 [acpi_task_0]
100058 D - 0xfffff800039b4700 [acpi_task_1]
100059 D - 0xfffff800039b4700 [acpi_task_2]
100061 D - 0xfffff800031d6600 [CAM taskq]
db> show all locks
Process 775 (syz-executor5181156) thread 0xfffffe0022f2a700 (100107)
exclusive sleep mutex socket (socket) r = 0 (0xfffffe0004de3e20) locked @ /syzkaller/managers/main/kernel/sys/netinet/tcp_usrreq.c:483
exclusive rw tcpinp (tcpinp) r = 0 (0xfffff8003a213208) locked @ /syzkaller/managers/main/kernel/sys/netinet/tcp_usrreq.c:475
db> show malloc
Type InUse MemUse Requests
devbuf 4213 4851K 4238
vtbuf 24 1968K 46
sysctloid 26632 1559K 26696
kobj 332 1328K 488
newblk 526 1156K 544
vfscache 4 1025K 4
pcb 29 539K 102
inodedep 48 536K 71
ufs_quota 1 512K 1
vfs_hash 1 512K 1
callout 2 512K 2
intr 4 388K 4
subproc 103 209K 834
acpica 1674 185K 50140
vnet_data 1 168K 1
pagedep 14 132K 18
tfo_ccache 1 128K 1
sem 4 106K 4
DEVFS1 101 101K 110
linker 222 89K 241
bus 964 78K 3303
mtx_pool 2 72K 2
syncache 1 68K 1
acpitask 1 64K 1
ddb_capture 1 64K 1
module 494 62K 494
gtaskqueue 22 34K 22
hostcache 1 32K 1
shm 1 32K 1
msg 4 30K 4
DEVFS3 120 30K 130
umtx 234 30K 234
kdtrace 142 28K 1610
DEVFS_RULE 56 27K 56
kbdmux 6 22K 6
BPF 10 18K 10
temp 17 17K 1533
ufs_mount 3 17K 4
proc 3 17K 3
tty 16 16K 16
tidhash 1 16K 1
ithread 89 15K 89
bus-sc 30 14K 1397
vmem 3 13K 3
KTRACE 100 13K 100
ifaddr 30 12K 32
kenv 95 12K 99
eventhandler 122 11K 122
pfs_nodes 20 10K 20
GEOM 60 10K 487
rman 82 10K 423
bmsafemap 2 9K 39
devstat 4 9K 4
UART 12 9K 12
rpc 2 8K 2
shmfd 1 8K 1
pfs_vncache 1 8K 1
audit_evclass 231 8K 289
cred 27 7K 234
CAM DEV 3 6K 510
vt 11 6K 11
sglist 5 6K 5
CAM queue 5 6K 1528
routetbl 28 5K 32
ufs_dirhash 24 5K 24
taskqueue 42 5K 42
dirrem 17 5K 28
plimit 17 5K 322
ifnet 3 5K 3
memdesc 1 4K 1
MCA 32 4K 32
evdev 4 4K 4
filedesc 1 4K 1
UMA 235 4K 235
lltable 11 4K 11
hhook 13 4K 13
ether_multi 40 4K 45
diradd 25 4K 36
in6_multi 25 3K 25
kqueue 45 3K 778
acpisem 22 3K 22
terminal 11 3K 11
session 20 3K 31
pgrp 20 3K 31
uidinfo 4 3K 4
local_apic 1 2K 1
io_apic 1 2K 1
ipsec-saq 2 2K 2
select 15 2K 15
proc-args 39 2K 472
CAM XPT 22 2K 543
lockf 15 2K 22
Unitno 25 2K 37
acpidev 20 2K 20
crypto 2 2K 2
msi 9 2K 9
softdep 1 1K 1
ipsecpolicy 1 1K 1
sahead 1 1K 1
secasvar 1 1K 1
clone 8 1K 8
vnodemarker 2 1K 6
NFSD session 1 1K 1
CAM periph 4 1K 271
indirdep 3 1K 3
toponodes 6 1K 6
isadev 6 1K 6
mount 16 1K 86
pci_link 10 1K 10
ip6ndp 4 1K 5
sctp_ifa 5 1K 5
CAM SIM 2 1K 2
newdirblk 4 1K 8
mkdir 4 1K 16
sctp_atcl 1 1K 7
in_multi 2 1K 3
pfil 4 1K 4
chacha20random 1 1K 1
epoch 4 1K 4
cdev 2 1K 2
encap_export_host 8 1K 8
inpcbpolicy 13 1K 146
osd 3 1K 9
mld 2 1K 2
sctp_ifn 2 1K 2
igmp 2 1K 2
vnodes 1 1K 1
NFSD lckfile 1 1K 1
NFSD V4client 1 1K 1
DEVFS 9 1K 10
feeder 7 1K 7
loginclass 3 1K 3
CAM path 4 1K 1034
apmdev 1 1K 1
atkbddev 2 1K 2
pmchooks 1 1K 1
prison 4 1K 4
DEVFSP 2 1K 2
CAM dev queue 2 1K 2
CAM I/O Scheduler 1 1K 1
soname 4 1K 5748
filecaps 4 1K 66
tun 3 1K 3
nexusdev 5 1K 5
entropy 2 1K 35
tcpfunc 1 1K 1
sctp_vrf 1 1K 1
vnet 1 1K 1
acpiintr 1 1K 1
pmc 1 1K 1
cpus 2 1K 2
freework 1 1K 26
sctp_atky 1 1K 7
vnet_data_free 1 1K 1
Per-cpu 1 1K 1
sctp_athm 1 1K 7
p1003.1b 1 1K 1
CAM CCB 0 0K 1790
madt_table 0 0K 2
PUC 0 0K 0
ppbusdev 0 0K 0
agtiapi_MemAlloc malloc 0 0K 0
osti_cacheable 0 0K 0
tempbuff 0 0K 0
pvscsi 0 0K 0
smartpqi 0 0K 0
tempbuff 0 0K 0
ag_tgt_map_t malloc 0 0K 0
ag_slr_map_t malloc 0 0K 0
lDevFlags * malloc 0 0K 0
tiDeviceHandle_t * malloc 0 0K 0
ag_portal_data_t malloc 0 0K 0
ag_device_t malloc 0 0K 0
STLock malloc 0 0K 0
iavf 0 0K 0
ixl 0 0K 0
CCB List 0 0K 0
sr_iov 0 0K 0
OCS 0 0K 0
OCS 0 0K 0
nvme 0 0K 0
nvd 0 0K 0
netmap 0 0K 0
mwldev 0 0K 0
fpukern_ctx 0 0K 0
MVS driver 0 0K 0
xen_intr 0 0K 0
xen_hvm 0 0K 0
legacydrv 0 0K 0
qpidrv 0 0K 0
CAM ccb queue 0 0K 0
mrsasbuf 0 0K 0
dmar_idpgtbl 0 0K 0
dmar_dom 0 0K 0
dmar_ctx 0 0K 0
dmar_dmamap 0 0K 0
mpt_user 0 0K 0
mps_user 0 0K 0
isci 0 0K 0
bxe_ilt 0 0K 0
xenbus 0 0K 0
vm_fictitious 0 0K 0
MPSSAS 0 0K 0
mps 0 0K 0
mpr_user 0 0K 0
MPRSAS 0 0K 0
UMAHash 0 0K 0
vm_pgdata 0 0K 0
jblocks 0 0K 0
savedino 0 0K 11
sentinel 0 0K 0
jfsync 0 0K 0
jtrunc 0 0K 0
sbdep 0 0K 2
jsegdep 0 0K 0
jseg 0 0K 0
jfreefrag 0 0K 0
jfreeblk 0 0K 0
jnewblk 0 0K 0
jmvref 0 0K 0
jremref 0 0K 0
jaddref 0 0K 0
freedep 0 0K 0
freefile 0 0K 9
freeblks 0 0K 25
freefrag 0 0K 7
allocindir 0 0K 0
allocdirect 0 0K 0
ufs_trim 0 0K 0
mactemp 0 0K 0
audit_trigger 0 0K 0
audit_pipe_presel 0 0K 0
audit_pipeent 0 0K 0
audit_pipe 0 0K 0
audit_evname 0 0K 0
audit_bsm 0 0K 0
audit_gidset 0 0K 0
audit_text 0 0K 0
audit_path 0 0K 0
audit_data 0 0K 0
audit_cred 0 0K 0
xform 0 0K 0
NLM 0 0K 0
nfsclient_nlminfo 0 0K 0
nfsclient_lock 0 0K 0
NFS FHA 0 0K 0
ipsec-spdcache 0 0K 0
ipsec-reg 0 0K 0
ipsec-misc 0 0K 0
ipsecrequest 0 0K 0
ip6opt 0 0K 3
ip6_msource 0 0K 0
ip6_moptions 0 0K 0
in6_mfilter 0 0K 0
frag6 0 0K 0
tcplog 0 0K 0
LRO 0 0K 0
sctp_mcore 0 0K 0
sctp_socko 0 0K 0
sctp_iter 0 0K 4
sctp_mvrf 0 0K 0
sctp_timw 0 0K 0
sctp_cpal 0 0K 0
sctp_cmsg 0 0K 0
sctp_stre 0 0K 0
sctp_athi 0 0K 0
sctp_a_it 0 0K 4
sctp_aadr 0 0K 0
sctp_stro 0 0K 0
sctp_stri 0 0K 0
sctp_map 0 0K 0
newreno data 0 0K 0
ip_msource 0 0K 0
ip_moptions 0 0K 0
in_mfilter 0 0K 0
ipid 0 0K 0
80211scan 0 0K 0
80211ratectl 0 0K 0
80211power 0 0K 0
80211nodeie 0 0K 0
80211node 0 0K 0
80211mesh_gt 0 0K 0
80211mesh_rt 0 0K 0
80211perr 0 0K 0
80211prep 0 0K 0
80211preq 0 0K 0
80211dfs 0 0K 0
80211crypto 0 0K 0
80211vap 0 0K 0
iflib 0 0K 0
vlan 0 0K 0
gif 0 0K 0
ifdescr 0 0K 0
zlib 0 0K 0
fadvise 0 0K 0
mpr 0 0K 0
statfs 0 0K 196
export_host 0 0K 0
cl_savebuf 0 0K 3
biobuf 0 0K 0
aios 0 0K 0
lio 0 0K 0
acl 0 0K 0
mfibuf 0 0K 0
mbuf_tag 0 0K 25
accf 0 0K 0
pts 0 0K 0
iov 0 0K 12990
ioctlops 0 0K 86
Witness 0 0K 0
stack 0 0K 0
md_sectors 0 0K 0
sbuf 0 0K 288
md_disk 0 0K 0
compressor 0 0K 0
malodev 0 0K 0
SWAP 0 0K 0
LED 0 0K 0
sysctltmp 0 0K 570
sysctl 0 0K 1
ekcd 0 0K 0
dumper 0 0K 0
rctl 0 0K 0
ix_sriov 0 0K 0
aacraidcam 0 0K 0
ix 0 0K 0
ipsbuf 0 0K 0
iirbuf 0 0K 0
cache 0 0K 0
aacraid_buf 0 0K 0
kcovinfo 0 0K 0
prison_racct 0 0K 0
Fail Points 0 0K 0
sigio 0 0K 1
filedesc_to_leader 0 0K 0
tty console 0 0K 0
aaccam 0 0K 0
aacbuf 0 0K 0
zstd 0 0K 0
nvlist 0 0K 0
SCSI ENC 0 0K 0
SCSI sa 0 0K 0
isofs_node 0 0K 0
isofs_mount 0 0K 0
tr_raid5_data 0 0K 0
tr_raid1e_data 0 0K 0
tr_raid1_data 0 0K 0
tr_raid0_data 0 0K 0
tr_concat_data 0 0K 0
md_sii_data 0 0K 0
md_promise_data 0 0K 0
md_nvidia_data 0 0K 0
md_jmicron_data 0 0K 0
md_intel_data 0 0K 0
md_ddf_data 0 0K 0
raid_data 0 0K 72
geom_flashmap 0 0K 0
newnfsmnt 0 0K 0
newnfsclient_req 0 0K 0
NFSCL layrecall 0 0K 0
NFSCL session 0 0K 0
NFSCL sockreq 0 0K 0
NFSCL devinfo 0 0K 0
NFSCL flayout 0 0K 0
NFSCL layout 0 0K 0
NFSD rollback 0 0K 0
NFSCL diroffdiroff 0 0K 0
NEWdirectio 0 0K 0
NEWNFSnode 0 0K 0
NFSCL lck 0 0K 0
NFSCL lckown 0 0K 0
NFSCL client 0 0K 0
NFSCL deleg 0 0K 0
NFSCL open 0 0K 0
NFSCL owner 0 0K 0
NFS fh 0 0K 0
NFS req 0 0K 0
NFSD usrgroup 0 0K 0
NFSD string 0 0K 0
NFSD V4lock 0 0K 0
NFSD V4state 0 0K 0
NFSD srvcache 0 0K 0
msdosfs_fat 0 0K 0
msdosfs_mount 0 0K 0
msdosfs_node 0 0K 0
DEVFS4 0 0K 0
DEVFS2 0 0K 0
gntdev 0 0K 0
privcmd_dev 0 0K 0
evtchn_dev 0 0K 0
xenstore 0 0K 0
scsi_pass 0 0K 0
ciss_data 0 0K 0
xnb 0 0K 0
xbbd 0 0K 0
xbd 0 0K 0
Balloon 0 0K 0
sysmouse 0 0K 0
vtfont 0 0K 0
ath_hal 0 0K 0
athdev 0 0K 0
ata_pci 0 0K 0
ata_dma 0 0K 0
ata_generic 0 0K 0
amr 0 0K 0
scsi_da 0 0K 69
ata_da 0 0K 0
scsi_ch 0 0K 0
scsi_cd 0 0K 0
USBdev 0 0K 0
USB 0 0K 0
AHCI driver 0 0K 0
agp 0 0K 0
nvme_da 0 0K 0
acpipwr 0 0K 0
twsbuf 0 0K 0
twe_commands 0 0K 0
twa_commands 0 0K 0
tcp_log_dev 0 0K 0
midi buffers 0 0K 0
mixer 0 0K 0
ac97 0 0K 0
hdacc 0 0K 0
hdac 0 0K 0
hdaa 0 0K 0
acpi_perf 0 0K 0
acpicmbat 0 0K 0
SIIS driver 0 0K 0
db> show ktr
No such command; use "help" to list available commands
HEAD commit: f0a4f1b9 vfs: use newly added zpcpu routines instead of di..
git tree: freebsd
console output: https://syzkaller.appspot.com/x/log.txt?x=16c0a431e00000
dashboard link: https://syzkaller.appspot.com/bug?extid=18dbb6d4d827263c27a6
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=118dcca1e00000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=15a3e809e00000
IMPORTANT: if you fix the bug, please add the following tag to the commit:
Reported-by: syzbot+18dbb6...@syzkaller.appspotmail.com
cpuid = 1
time = 1581179352
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe0023077850
vpanic() at vpanic+0x1ce/frame 0xfffffe00230778c0
panic() at panic+0x43/frame 0xfffffe0023077920
_mtx_destroy() at _mtx_destroy+0x132/frame 0xfffffe0023077960
solisten_proto() at solisten_proto+0xf6/frame 0xfffffe00230779c0
tcp6_usr_listen() at tcp6_usr_listen+0x1dc/frame 0xfffffe0023077a30
solisten() at solisten+0x7a/frame 0xfffffe0023077a70
kern_listen() at kern_listen+0x125/frame 0xfffffe0023077ab0
amd64_syscall() at amd64_syscall+0x499/frame 0xfffffe0023077bf0
fast_syscall_common() at fast_syscall_common+0x101/frame 0xfffffe0023077bf0
--- syscall (0, FreeBSD ELF64, nosys), rip = 0x45795a, rsp = 0x7fffdfffdf78, rbp = 0x6b6108 ---
KDB: enter: panic
[ thread pid 775 tid 100107 ]
Stopped at kdb_enter+0x67: movq $0,0x1465d66(%rip)
db>
db> set $lines = 0
db> set $maxwidth = 0
db> show registers
cs 0x20
ds 0x3b ll+0x1a
es 0x3b ll+0x1a
fs 0x13
gs 0x1b
ss 0x28 ll+0x7
rax 0x12
rcx 0x80 ll+0x5f
rdx 0xffffffff8189c062
rbx 0
rsp 0xfffffe0023077830
rbp 0xfffffe0023077850
rsi 0x1
rdi 0
r8 0
r9 0xffffffff
r10 0x1870b
r11 0xfffffe0022f2abf0
r12 0xffffffff82068d90 ddb_dbbe
r13 0
r14 0xffffffff8193ae12
r15 0xffffffff8193ae12
rip 0xffffffff810b0357 kdb_enter+0x67
rflags 0x86 ll+0x65
kdb_enter+0x67: movq $0,0x1465d66(%rip)
db> show proc
Process 775 (syz-executor5181156) at 0xfffff80003c2da60:
state: NORMAL
uid: 0 gids: 0, 0, 5
parent: pid 771 at 0xfffff80003c76a60
ABI: FreeBSD ELF64
arguments: ./syz-executor518115684
reaper: 0xfffff800032d4000 reapsubtree: 1
sigparent: 20
vmspace: 0xfffffe0022f33000
(map 0xfffffe0022f33000)
(map.pmap 0xfffffe0022f330c0)
(pmap 0xfffffe0022f33120)
threads: 3
100084 RunQ syz-executor5181156
100107 Run CPU 1 syz-executor5181156
100108 Run CPU 0 syz-executor5181156
db> ps
pid ppid pgrp uid state wmesg wchan cmd
775 771 769 0 R (threaded) syz-executor5181156
100084 RunQ syz-executor5181156
100107 Run CPU 1 syz-executor5181156
100108 Run CPU 0 syz-executor5181156
771 769 769 0 S nanslp 0xffffffff824fecc0 syz-executor5181156
769 767 769 0 Ss pause 0xfffff80003c760a8 csh
767 680 767 0 Ss select 0xfffff80003b1e140 sshd
746 1 746 0 Ss+ ttyin 0xfffff800033f5cb0 getty
745 1 745 0 Ss+ ttyin 0xfffff80003a928b0 getty
744 1 744 0 Ss+ ttyin 0xfffff80003a92cb0 getty
743 1 743 0 Ss+ ttyin 0xfffff80003a950b0 getty
742 1 742 0 Ss+ ttyin 0xfffff80003a954b0 getty
741 1 741 0 Ss+ ttyin 0xfffff80003a958b0 getty
740 1 740 0 Ss+ ttyin 0xfffff80003a95cb0 getty
739 1 739 0 Ss+ ttyin 0xfffff80003a940b0 getty
738 1 738 0 Ss+ ttyin 0xfffff80003a944b0 getty
736 1 22 0 S+ piperd 0xfffff80003bd0be0 logger
735 734 22 0 S+ nanslp 0xffffffff824fecc0 sleep
734 1 22 0 S+ wait 0xfffff80003bc8000 sh
684 1 684 0 Ss nanslp 0xffffffff824fecc1 cron
680 1 680 0 Ss select 0xfffff80003b1ee40 sshd
493 1 493 0 Ss select 0xfffff80003b1d940 syslogd
422 1 422 0 Ss select 0xfffff80003b1e3c0 devd
421 1 421 65 Ss select 0xfffff800039b0d40 dhclient
336 1 336 0 Ss select 0xfffff80003b1d040 dhclient
333 1 333 0 Ss select 0xfffff800039b0dc0 dhclient
21 0 0 0 DL syncer 0xffffffff825d5158 [syncer]
20 0 0 0 DL vlruwt 0xfffff80003a70000 [vnlru]
19 0 0 0 DL (threaded) [bufdaemon]
100065 D qsleep 0xffffffff825d4658 [bufdaemon]
100070 D - 0xffffffff8200a980 [bufspacedaemon-0]
100080 D sdflush 0xfffff80003ab50e8 [/ worker]
18 0 0 0 DL psleep 0xffffffff825f00c8 [vmdaemon]
17 0 0 0 DL (threaded) [pagedaemon]
100063 D psleep 0xffffffff8261cfd8 [dom0]
100066 D launds 0xffffffff8261cfe4 [laundry: dom0]
100067 D umarcl 0xffffffff81540fb0 [uma]
16 0 0 0 DL - 0xffffffff82359530 [rand_harvestq]
15 0 0 0 DL waiting 0xffffffff826625a0 [sctp_iterator]
9 0 0 0 DL - 0xffffffff825d405c [soaiod4]
8 0 0 0 DL - 0xffffffff825d405c [soaiod3]
7 0 0 0 DL - 0xffffffff825d405c [soaiod2]
6 0 0 0 DL - 0xffffffff825d405c [soaiod1]
5 0 0 0 DL (threaded) [cam]
100031 D - 0xffffffff82234940 [doneq0]
100062 D - 0xffffffff82234808 [scanner]
4 0 0 0 DL crypto_ 0xfffff80003303190 [crypto returns 1]
3 0 0 0 DL crypto_ 0xfffff80003303130 [crypto returns 0]
2 0 0 0 DL crypto_ 0xffffffff825ea138 [crypto]
14 0 0 0 DL seqstat 0xfffff8000333a888 [sequencer 00]
13 0 0 0 DL (threaded) [geom]
100022 D - 0xffffffff8261b608 [g_event]
100023 D - 0xffffffff8261b618 [g_up]
100024 D - 0xffffffff8261b610 [g_down]
12 0 0 0 WL (threaded) [intr]
100005 I [swi5: fast taskq]
100009 I [swi6: task queue]
100010 I [swi6: Giant taskq]
100017 I [swi3: vm]
100018 I [swi1: netisr 0]
100019 I [swi4: clock (0)]
100020 I [swi4: clock (1)]
100032 I [irq24: virtio_pci0]
100033 I [irq25: virtio_pci0]
100034 I [irq26: virtio_pci0]
100035 I [irq27: virtio_pci0]
100036 I [irq28: virtio_pci1]
100037 I [irq29: virtio_pci1]
100038 I [irq30: virtio_pci1]
100039 I [irq31: virtio_pci1]
100040 I [irq32: virtio_pci1]
100045 I [irq10: virtio_pci2]
100047 I [irq1: atkbd0]
100048 I [irq12: psm0]
100049 I [swi0: uart uart++]
11 0 0 0 RL (threaded) [idle]
100003 CanRun [idle: cpu0]
100004 CanRun [idle: cpu1]
1 0 1 0 SLs wait 0xfffff800032d4000 [init]
10 0 0 0 DL audit_w 0xffffffff82663230 [audit]
0 0 0 0 DLs (threaded) [kernel]
100000 D swapin 0xffffffff82609c48 [swapper]
100006 D - 0xfffff800031d4000 [config_0]
100007 D - 0xfffff800031d8800 [kqueue_ctx taskq]
100008 D - 0xfffff800031d8600 [aiod_kick taskq]
100011 D - 0xfffff800031d8000 [thread taskq]
100012 D - 0xfffff800031d3e00 [softirq_0]
100013 D - 0xfffff800031d3d00 [softirq_1]
100014 D - 0xfffff800031d3c00 [if_io_tqg_0]
100015 D - 0xfffff800031d3b00 [if_io_tqg_1]
100016 D - 0xfffff800031d3a00 [if_config_tqg_0]
100021 D - 0xfffff800031d7400 [firmware taskq]
100026 D - 0xfffff800031d6d00 [crypto_0]
100027 D - 0xfffff800031d6d00 [crypto_1]
100041 D - 0xfffff800031d6000 [vtnet0 rxq 0]
100042 D - 0xfffff800031d5e00 [vtnet0 txq 0]
100043 D - 0xfffff800031d5d00 [vtnet0 rxq 1]
100044 D - 0xfffff800031d5c00 [vtnet0 txq 1]
100046 D vtbslp 0xfffff8000352f880 [virtio_balloon]
100050 D - 0xfffff80003774e00 [mca taskq]
100055 D - 0xffffffff81cdef31 [deadlkres]
100057 D - 0xfffff800039b4700 [acpi_task_0]
100058 D - 0xfffff800039b4700 [acpi_task_1]
100059 D - 0xfffff800039b4700 [acpi_task_2]
100061 D - 0xfffff800031d6600 [CAM taskq]
db> show all locks
Process 775 (syz-executor5181156) thread 0xfffffe0022f2a700 (100107)
exclusive sleep mutex socket (socket) r = 0 (0xfffffe0004de3e20) locked @ /syzkaller/managers/main/kernel/sys/netinet/tcp_usrreq.c:483
exclusive rw tcpinp (tcpinp) r = 0 (0xfffff8003a213208) locked @ /syzkaller/managers/main/kernel/sys/netinet/tcp_usrreq.c:475
db> show malloc
Type InUse MemUse Requests
devbuf 4213 4851K 4238
vtbuf 24 1968K 46
sysctloid 26632 1559K 26696
kobj 332 1328K 488
newblk 526 1156K 544
vfscache 4 1025K 4
pcb 29 539K 102
inodedep 48 536K 71
ufs_quota 1 512K 1
vfs_hash 1 512K 1
callout 2 512K 2
intr 4 388K 4
subproc 103 209K 834
acpica 1674 185K 50140
vnet_data 1 168K 1
pagedep 14 132K 18
tfo_ccache 1 128K 1
sem 4 106K 4
DEVFS1 101 101K 110
linker 222 89K 241
bus 964 78K 3303
mtx_pool 2 72K 2
syncache 1 68K 1
acpitask 1 64K 1
ddb_capture 1 64K 1
module 494 62K 494
gtaskqueue 22 34K 22
hostcache 1 32K 1
shm 1 32K 1
msg 4 30K 4
DEVFS3 120 30K 130
umtx 234 30K 234
kdtrace 142 28K 1610
DEVFS_RULE 56 27K 56
kbdmux 6 22K 6
BPF 10 18K 10
temp 17 17K 1533
ufs_mount 3 17K 4
proc 3 17K 3
tty 16 16K 16
tidhash 1 16K 1
ithread 89 15K 89
bus-sc 30 14K 1397
vmem 3 13K 3
KTRACE 100 13K 100
ifaddr 30 12K 32
kenv 95 12K 99
eventhandler 122 11K 122
pfs_nodes 20 10K 20
GEOM 60 10K 487
rman 82 10K 423
bmsafemap 2 9K 39
devstat 4 9K 4
UART 12 9K 12
rpc 2 8K 2
shmfd 1 8K 1
pfs_vncache 1 8K 1
audit_evclass 231 8K 289
cred 27 7K 234
CAM DEV 3 6K 510
vt 11 6K 11
sglist 5 6K 5
CAM queue 5 6K 1528
routetbl 28 5K 32
ufs_dirhash 24 5K 24
taskqueue 42 5K 42
dirrem 17 5K 28
plimit 17 5K 322
ifnet 3 5K 3
memdesc 1 4K 1
MCA 32 4K 32
evdev 4 4K 4
filedesc 1 4K 1
UMA 235 4K 235
lltable 11 4K 11
hhook 13 4K 13
ether_multi 40 4K 45
diradd 25 4K 36
in6_multi 25 3K 25
kqueue 45 3K 778
acpisem 22 3K 22
terminal 11 3K 11
session 20 3K 31
pgrp 20 3K 31
uidinfo 4 3K 4
local_apic 1 2K 1
io_apic 1 2K 1
ipsec-saq 2 2K 2
select 15 2K 15
proc-args 39 2K 472
CAM XPT 22 2K 543
lockf 15 2K 22
Unitno 25 2K 37
acpidev 20 2K 20
crypto 2 2K 2
msi 9 2K 9
softdep 1 1K 1
ipsecpolicy 1 1K 1
sahead 1 1K 1
secasvar 1 1K 1
clone 8 1K 8
vnodemarker 2 1K 6
NFSD session 1 1K 1
CAM periph 4 1K 271
indirdep 3 1K 3
toponodes 6 1K 6
isadev 6 1K 6
mount 16 1K 86
pci_link 10 1K 10
ip6ndp 4 1K 5
sctp_ifa 5 1K 5
CAM SIM 2 1K 2
newdirblk 4 1K 8
mkdir 4 1K 16
sctp_atcl 1 1K 7
in_multi 2 1K 3
pfil 4 1K 4
chacha20random 1 1K 1
epoch 4 1K 4
cdev 2 1K 2
encap_export_host 8 1K 8
inpcbpolicy 13 1K 146
osd 3 1K 9
mld 2 1K 2
sctp_ifn 2 1K 2
igmp 2 1K 2
vnodes 1 1K 1
NFSD lckfile 1 1K 1
NFSD V4client 1 1K 1
DEVFS 9 1K 10
feeder 7 1K 7
loginclass 3 1K 3
CAM path 4 1K 1034
apmdev 1 1K 1
atkbddev 2 1K 2
pmchooks 1 1K 1
prison 4 1K 4
DEVFSP 2 1K 2
CAM dev queue 2 1K 2
CAM I/O Scheduler 1 1K 1
soname 4 1K 5748
filecaps 4 1K 66
tun 3 1K 3
nexusdev 5 1K 5
entropy 2 1K 35
tcpfunc 1 1K 1
sctp_vrf 1 1K 1
vnet 1 1K 1
acpiintr 1 1K 1
pmc 1 1K 1
cpus 2 1K 2
freework 1 1K 26
sctp_atky 1 1K 7
vnet_data_free 1 1K 1
Per-cpu 1 1K 1
sctp_athm 1 1K 7
p1003.1b 1 1K 1
CAM CCB 0 0K 1790
madt_table 0 0K 2
PUC 0 0K 0
ppbusdev 0 0K 0
agtiapi_MemAlloc malloc 0 0K 0
osti_cacheable 0 0K 0
tempbuff 0 0K 0
pvscsi 0 0K 0
smartpqi 0 0K 0
tempbuff 0 0K 0
ag_tgt_map_t malloc 0 0K 0
ag_slr_map_t malloc 0 0K 0
lDevFlags * malloc 0 0K 0
tiDeviceHandle_t * malloc 0 0K 0
ag_portal_data_t malloc 0 0K 0
ag_device_t malloc 0 0K 0
STLock malloc 0 0K 0
iavf 0 0K 0
ixl 0 0K 0
CCB List 0 0K 0
sr_iov 0 0K 0
OCS 0 0K 0
OCS 0 0K 0
nvme 0 0K 0
nvd 0 0K 0
netmap 0 0K 0
mwldev 0 0K 0
fpukern_ctx 0 0K 0
MVS driver 0 0K 0
xen_intr 0 0K 0
xen_hvm 0 0K 0
legacydrv 0 0K 0
qpidrv 0 0K 0
CAM ccb queue 0 0K 0
mrsasbuf 0 0K 0
dmar_idpgtbl 0 0K 0
dmar_dom 0 0K 0
dmar_ctx 0 0K 0
dmar_dmamap 0 0K 0
mpt_user 0 0K 0
mps_user 0 0K 0
isci 0 0K 0
bxe_ilt 0 0K 0
xenbus 0 0K 0
vm_fictitious 0 0K 0
MPSSAS 0 0K 0
mps 0 0K 0
mpr_user 0 0K 0
MPRSAS 0 0K 0
UMAHash 0 0K 0
vm_pgdata 0 0K 0
jblocks 0 0K 0
savedino 0 0K 11
sentinel 0 0K 0
jfsync 0 0K 0
jtrunc 0 0K 0
sbdep 0 0K 2
jsegdep 0 0K 0
jseg 0 0K 0
jfreefrag 0 0K 0
jfreeblk 0 0K 0
jnewblk 0 0K 0
jmvref 0 0K 0
jremref 0 0K 0
jaddref 0 0K 0
freedep 0 0K 0
freefile 0 0K 9
freeblks 0 0K 25
freefrag 0 0K 7
allocindir 0 0K 0
allocdirect 0 0K 0
ufs_trim 0 0K 0
mactemp 0 0K 0
audit_trigger 0 0K 0
audit_pipe_presel 0 0K 0
audit_pipeent 0 0K 0
audit_pipe 0 0K 0
audit_evname 0 0K 0
audit_bsm 0 0K 0
audit_gidset 0 0K 0
audit_text 0 0K 0
audit_path 0 0K 0
audit_data 0 0K 0
audit_cred 0 0K 0
xform 0 0K 0
NLM 0 0K 0
nfsclient_nlminfo 0 0K 0
nfsclient_lock 0 0K 0
NFS FHA 0 0K 0
ipsec-spdcache 0 0K 0
ipsec-reg 0 0K 0
ipsec-misc 0 0K 0
ipsecrequest 0 0K 0
ip6opt 0 0K 3
ip6_msource 0 0K 0
ip6_moptions 0 0K 0
in6_mfilter 0 0K 0
frag6 0 0K 0
tcplog 0 0K 0
LRO 0 0K 0
sctp_mcore 0 0K 0
sctp_socko 0 0K 0
sctp_iter 0 0K 4
sctp_mvrf 0 0K 0
sctp_timw 0 0K 0
sctp_cpal 0 0K 0
sctp_cmsg 0 0K 0
sctp_stre 0 0K 0
sctp_athi 0 0K 0
sctp_a_it 0 0K 4
sctp_aadr 0 0K 0
sctp_stro 0 0K 0
sctp_stri 0 0K 0
sctp_map 0 0K 0
newreno data 0 0K 0
ip_msource 0 0K 0
ip_moptions 0 0K 0
in_mfilter 0 0K 0
ipid 0 0K 0
80211scan 0 0K 0
80211ratectl 0 0K 0
80211power 0 0K 0
80211nodeie 0 0K 0
80211node 0 0K 0
80211mesh_gt 0 0K 0
80211mesh_rt 0 0K 0
80211perr 0 0K 0
80211prep 0 0K 0
80211preq 0 0K 0
80211dfs 0 0K 0
80211crypto 0 0K 0
80211vap 0 0K 0
iflib 0 0K 0
vlan 0 0K 0
gif 0 0K 0
ifdescr 0 0K 0
zlib 0 0K 0
fadvise 0 0K 0
mpr 0 0K 0
statfs 0 0K 196
export_host 0 0K 0
cl_savebuf 0 0K 3
biobuf 0 0K 0
aios 0 0K 0
lio 0 0K 0
acl 0 0K 0
mfibuf 0 0K 0
mbuf_tag 0 0K 25
accf 0 0K 0
pts 0 0K 0
iov 0 0K 12990
ioctlops 0 0K 86
Witness 0 0K 0
stack 0 0K 0
md_sectors 0 0K 0
sbuf 0 0K 288
md_disk 0 0K 0
compressor 0 0K 0
malodev 0 0K 0
SWAP 0 0K 0
LED 0 0K 0
sysctltmp 0 0K 570
sysctl 0 0K 1
ekcd 0 0K 0
dumper 0 0K 0
rctl 0 0K 0
ix_sriov 0 0K 0
aacraidcam 0 0K 0
ix 0 0K 0
ipsbuf 0 0K 0
iirbuf 0 0K 0
cache 0 0K 0
aacraid_buf 0 0K 0
kcovinfo 0 0K 0
prison_racct 0 0K 0
Fail Points 0 0K 0
sigio 0 0K 1
filedesc_to_leader 0 0K 0
tty console 0 0K 0
aaccam 0 0K 0
aacbuf 0 0K 0
zstd 0 0K 0
nvlist 0 0K 0
SCSI ENC 0 0K 0
SCSI sa 0 0K 0
isofs_node 0 0K 0
isofs_mount 0 0K 0
tr_raid5_data 0 0K 0
tr_raid1e_data 0 0K 0
tr_raid1_data 0 0K 0
tr_raid0_data 0 0K 0
tr_concat_data 0 0K 0
md_sii_data 0 0K 0
md_promise_data 0 0K 0
md_nvidia_data 0 0K 0
md_jmicron_data 0 0K 0
md_intel_data 0 0K 0
md_ddf_data 0 0K 0
raid_data 0 0K 72
geom_flashmap 0 0K 0
newnfsmnt 0 0K 0
newnfsclient_req 0 0K 0
NFSCL layrecall 0 0K 0
NFSCL session 0 0K 0
NFSCL sockreq 0 0K 0
NFSCL devinfo 0 0K 0
NFSCL flayout 0 0K 0
NFSCL layout 0 0K 0
NFSD rollback 0 0K 0
NFSCL diroffdiroff 0 0K 0
NEWdirectio 0 0K 0
NEWNFSnode 0 0K 0
NFSCL lck 0 0K 0
NFSCL lckown 0 0K 0
NFSCL client 0 0K 0
NFSCL deleg 0 0K 0
NFSCL open 0 0K 0
NFSCL owner 0 0K 0
NFS fh 0 0K 0
NFS req 0 0K 0
NFSD usrgroup 0 0K 0
NFSD string 0 0K 0
NFSD V4lock 0 0K 0
NFSD V4state 0 0K 0
NFSD srvcache 0 0K 0
msdosfs_fat 0 0K 0
msdosfs_mount 0 0K 0
msdosfs_node 0 0K 0
DEVFS4 0 0K 0
DEVFS2 0 0K 0
gntdev 0 0K 0
privcmd_dev 0 0K 0
evtchn_dev 0 0K 0
xenstore 0 0K 0
scsi_pass 0 0K 0
ciss_data 0 0K 0
xnb 0 0K 0
xbbd 0 0K 0
xbd 0 0K 0
Balloon 0 0K 0
sysmouse 0 0K 0
vtfont 0 0K 0
ath_hal 0 0K 0
athdev 0 0K 0
ata_pci 0 0K 0
ata_dma 0 0K 0
ata_generic 0 0K 0
amr 0 0K 0
scsi_da 0 0K 69
ata_da 0 0K 0
scsi_ch 0 0K 0
scsi_cd 0 0K 0
USBdev 0 0K 0
USB 0 0K 0
AHCI driver 0 0K 0
agp 0 0K 0
nvme_da 0 0K 0
acpipwr 0 0K 0
twsbuf 0 0K 0
twe_commands 0 0K 0
twa_commands 0 0K 0
tcp_log_dev 0 0K 0
midi buffers 0 0K 0
mixer 0 0K 0
ac97 0 0K 0
hdacc 0 0K 0
hdac 0 0K 0
hdaa 0 0K 0
acpi_perf 0 0K 0
acpicmbat 0 0K 0
SIIS driver 0 0K 0
db> show ktr
No such command; use "help" to list available commands
Mark Johnston
Sep 7, 2021, 5:33:36 PM9/7/21
to syzbot, syzkaller-f...@googlegroups.com
On Sat, Feb 08, 2020 at 08:32:08AM -0800, syzbot wrote:
> syzbot has found a reproducer for the following crash on:
>
> HEAD commit: f0a4f1b9 vfs: use newly added zpcpu routines instead of di..
> git tree: freebsd
> console output: https://syzkaller.appspot.com/x/log.txt?x=16c0a431e00000
> dashboard link: https://syzkaller.appspot.com/bug?extid=18dbb6d4d827263c27a6
> syz repro: https://syzkaller.appspot.com/x/repro.syz?x=118dcca1e00000
> C reproducer: https://syzkaller.appspot.com/x/repro.c?x=15a3e809e00000
>
> IMPORTANT: if you fix the bug, please add the following tag to the commit:
> Reported-by: syzbot+18dbb6...@syzkaller.appspotmail.com
>
> login: panic: Assertion mtx_unowned(m) failed at /syzkaller/managers/main/kernel/sys/kern/kern_mutex.c:1179
> cpuid = 1
> time = 1581179352
> KDB: stack backtrace:
> db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe0023077850
> vpanic() at vpanic+0x1ce/frame 0xfffffe00230778c0
> panic() at panic+0x43/frame 0xfffffe0023077920
> _mtx_destroy() at _mtx_destroy+0x132/frame 0xfffffe0023077960
> solisten_proto() at solisten_proto+0xf6/frame 0xfffffe00230779c0
> tcp6_usr_listen() at tcp6_usr_listen+0x1dc/frame 0xfffffe0023077a30
> solisten() at solisten+0x7a/frame 0xfffffe0023077a70
> kern_listen() at kern_listen+0x125/frame 0xfffffe0023077ab0
> amd64_syscall() at amd64_syscall+0x499/frame 0xfffffe0023077bf0
> fast_syscall_common() at fast_syscall_common+0x101/frame 0xfffffe0023077bf0
#syz dup: panic: mtx_lock() of spin mutex (null) @ /syzkaller/managers/main/kernel/sys/netinet/tcp_output.c:LINE
> syzbot has found a reproducer for the following crash on:
>
> HEAD commit: f0a4f1b9 vfs: use newly added zpcpu routines instead of di..
> git tree: freebsd
> console output: https://syzkaller.appspot.com/x/log.txt?x=16c0a431e00000
> dashboard link: https://syzkaller.appspot.com/bug?extid=18dbb6d4d827263c27a6
> syz repro: https://syzkaller.appspot.com/x/repro.syz?x=118dcca1e00000
> C reproducer: https://syzkaller.appspot.com/x/repro.c?x=15a3e809e00000
>
> IMPORTANT: if you fix the bug, please add the following tag to the commit:
> Reported-by: syzbot+18dbb6...@syzkaller.appspotmail.com
>
> login: panic: Assertion mtx_unowned(m) failed at /syzkaller/managers/main/kernel/sys/kern/kern_mutex.c:1179
> cpuid = 1
> time = 1581179352
> KDB: stack backtrace:
> db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe0023077850
> vpanic() at vpanic+0x1ce/frame 0xfffffe00230778c0
> panic() at panic+0x43/frame 0xfffffe0023077920
> _mtx_destroy() at _mtx_destroy+0x132/frame 0xfffffe0023077960
> solisten_proto() at solisten_proto+0xf6/frame 0xfffffe00230779c0
> tcp6_usr_listen() at tcp6_usr_listen+0x1dc/frame 0xfffffe0023077a30
> solisten() at solisten+0x7a/frame 0xfffffe0023077a70
> kern_listen() at kern_listen+0x125/frame 0xfffffe0023077ab0
> amd64_syscall() at amd64_syscall+0x499/frame 0xfffffe0023077bf0
> fast_syscall_common() at fast_syscall_common+0x101/frame 0xfffffe0023077bf0
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