panic: ASan: Invalid access, 4-byte read in sctp_timer_stop
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syzbot
Jul 10, 2021, 8:02:25 PM7/10/21
to syzkaller-f...@googlegroups.com
Hello,
syzbot found the following issue on:
HEAD commit: 58080fbc libalias: fix divide by zero causing panic
git tree: https://github.com/freebsd/freebsd-src.git main
console output: https://syzkaller.appspot.com/x/log.txt?x=133ccffc300000
dashboard link: https://syzkaller.appspot.com/bug?extid=87c4524374984f6fa727
Unfortunately, I don't have any reproducer for this issue yet.
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+87c452...@syzkaller.appspotmail.com
panic: ASan: Invalid access, 4-byte read at 0xfffffe00a77fc470, UMAUseAfterFree(fd)
cpuid = 1
time = 1625947984
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0xc7/frame 0xfffffe00a5de1e50
kdb_backtrace() at kdb_backtrace+0xd3/frame 0xfffffe00a5de1fb0
vpanic() at vpanic+0x2c5/frame 0xfffffe00a5de2090
panic() at panic+0xb5/frame 0xfffffe00a5de2150
__asan_load4_noabort() at __asan_load4_noabort+0x20f/frame 0xfffffe00a5de2210
sctp_timer_stop() at sctp_timer_stop+0x43b/frame 0xfffffe00a5de2280
sctp_stop_timers_for_shutdown() at sctp_stop_timers_for_shutdown+0xb9/frame 0xfffffe00a5de22b0
sctp_disconnect() at sctp_disconnect+0x884/frame 0xfffffe00a5de23b0
soclose() at soclose+0x3b3/frame 0xfffffe00a5de24c0
_fdrop() at _fdrop+0x58/frame 0xfffffe00a5de24f0
closef() at closef+0x686/frame 0xfffffe00a5de26e0
fdescfree_fds() at fdescfree_fds+0x1fa/frame 0xfffffe00a5de2750
fdescfree() at fdescfree+0x903/frame 0xfffffe00a5de2940
exit1() at exit1+0x8b7/frame 0xfffffe00a5de29d0
sys_sys_exit() at sys_sys_exit+0x28/frame 0xfffffe00a5de29f0
amd64_syscall() at amd64_syscall+0x425/frame 0xfffffe00a5de2bf0
fast_syscall_common() at fast_syscall_common+0xf8/frame 0xfffffe00a5de2bf0
--- syscall (1, FreeBSD ELF64, sys_sys_exit), rip = 0x2e985a, rsp = 0x7fffffffe478, rbp = 0x7fffffffe480 ---
KDB: enter: panic
[ thread pid 3879 tid 104075 ]
Stopped at kdb_enter+0x6b: movq $0,0x28f9c3a(%rip)
db>
db> set $lines = 0
db> set $maxwidth = 0
db> show registers
cs 0x20
ds 0x3b
es 0x3b
fs 0x13
gs 0x1b
ss 0x28
rax 0x12
rcx 0xde18deb8593f90d7
rdx 0x1
rbx 0
rsp 0xfffffe00a5de1f90
rbp 0xfffffe00a5de1fb0
rsi 0
rdi 0xffffffff8179b3d9 vprintf+0x319
r8 0x3
r9 0xfffffe00a5de1ae8
r10 0
r11 0
r12 0xfffffe00a5133c80
r13 0xfffffe00a5de2001
r14 0xffffffff82c427e0 .str.18
r15 0xffffffff82c427e0 .str.18
rip 0xffffffff8178edfb kdb_enter+0x6b
rflags 0x46
kdb_enter+0x6b: movq $0,0x28f9c3a(%rip)
db> show proc
Process 3879 (syz-executor.1) at 0xfffffe00a7e1da70:
state: NORMAL
uid: 0 gids: 0, 0, 5
parent: pid 791 at 0xfffffe009bf27000
ABI: FreeBSD ELF64
flag: 0x10002000 flag2: 0
arguments: /root/syz-executor.1
reaper: 0xfffffe0053d51538 reapsubtree: 1
sigparent: 20
vmspace: 0xfffffe00a73c59f0
(map 0xfffffe00a73c59f0)
(map.pmap 0xfffffe00a73c5ab0)
(pmap 0xfffffe00a73c5b10)
threads: 1
104075 Run CPU 1 syz-executor.1
db> ps
pid ppid pgrp uid state wmesg wchan cmd
3879 791 791 0 RE CPU 1 syz-executor.1
3875 792 3875 0 Ts (threaded) syz-executor.2
103047 s syz-executor.2
105522 RunQ syz-executor.2
105524 RunQ syz-executor.2
2469 1 791 0 S uwait 0xfffffe00a7857a80 syz-executor.1
2464 1 791 0 S uwait 0xfffffe009befcd00 syz-executor.1
2456 1 815 0 S uwait 0xfffffe00a502c800 syz-executor.3
2454 1 791 0 S uwait 0xfffffe009e9bf900 syz-executor.1
2447 1 792 0 S umtxn 0xfffffe00a5137100 syz-executor.2
2446 1 815 0 S uwait 0xfffffe00a5137180 syz-executor.3
2443 1 815 0 S uwait 0xfffffe009e975700 syz-executor.3
2442 1 792 0 S uwait 0xfffffe00a7700b00 syz-executor.2
2440 1 792 0 S uwait 0xfffffe00a51a7c00 syz-executor.2
2436 1 792 0 S uwait 0xfffffe00a7857480 syz-executor.2
2435 1 792 0 S uwait 0xfffffe00a7857880 syz-executor.2
2292 0 0 0 DL aiordy 0xfffffe00a73e9a70 [aiod4]
2291 0 0 0 DL aiordy 0xfffffe00a7847000 [aiod3]
2290 0 0 0 DL aiordy 0xfffffe00a7847a70 [aiod2]
2289 0 0 0 DL aiordy 0xfffffe00a7832a70 [aiod1]
2238 1 790 0 S uwait 0xfffffe00a5137500 syz-executor.0
2231 1 792 0 S uwait 0xfffffe00a5090180 syz-executor.2
2226 1 790 0 S uwait 0xfffffe00a502c580 syz-executor.0
2223 1 792 0 S uwait 0xfffffe00a5137d00 syz-executor.2
2219 1 790 0 S uwait 0xfffffe00a7700f00 syz-executor.0
2215 1 792 0 S uwait 0xfffffe00a5137a00 syz-executor.2
2209 1 792 0 S uwait 0xfffffe00a5137b00 syz-executor.2
2203 1 792 0 S uwait 0xfffffe00a7700a00 syz-executor.2
2197 1 792 0 S uwait 0xfffffe0056fde000 syz-executor.2
2192 1 792 0 S uwait 0xfffffe00a7700d00 syz-executor.2
2189 1 792 0 S uwait 0xfffffe00a5137c00 syz-executor.2
1995 1 1995 65 Ss select 0xfffffe00a77008c0 dhclient
1760 1 1760 0 Ss select 0xfffffe009e9bf840 dhclient
1757 1 1757 0 Ss select 0xfffffe00a51a7840 dhclient
1738 1 1738 65 Ss select 0xfffffe009e975cc0 dhclient
1659 1 815 0 S uwait 0xfffffe00a5090800 syz-executor.3
1656 1 815 0 S uwait 0xfffffe0058393700 syz-executor.3
1653 1 815 0 S uwait 0xfffffe009e9bf200 syz-executor.3
1649 1 815 0 S uwait 0xfffffe009befc300 syz-executor.3
1645 1 815 0 S uwait 0xfffffe00a502c080 syz-executor.3
1557 1 1557 0 Ss select 0xfffffe009e425040 dhclient
1554 1 1554 0 Ss select 0xfffffe00a51a77c0 dhclient
1540 1 1540 65 Ss select 0xfffffe00a5137240 dhclient
1336 1 1336 0 Ss select 0xfffffe00a5090140 dhclient
1333 1 1333 0 Ss select 0xfffffe00a5090040 dhclient
1308 1 1308 65 Ss select 0xfffffe009e9bf2c0 dhclient
1064 1 1064 0 Ss select 0xfffffe009e2b19c0 dhclient
1061 1 1061 0 Ss select 0xfffffe00a5090240 dhclient
929 1 790 0 S uwait 0xfffffe00a5090400 syz-executor.0
928 1 815 0 S uwait 0xfffffe009e2b1700 syz-executor.3
923 1 791 0 S uwait 0xfffffe00a5090500 syz-executor.1
921 1 792 0 S uwait 0xfffffe00a5090300 syz-executor.2
920 1 791 0 S uwait 0xfffffe009e975900 syz-executor.1
915 1 815 0 S uwait 0xfffffe00a502ce80 syz-executor.3
914 1 792 0 S uwait 0xfffffe00a5090900 syz-executor.2
911 1 792 0 S uwait 0xfffffe00a5090a00 syz-executor.2
910 1 791 0 S uwait 0xfffffe009e975200 syz-executor.1
908 1 790 0 S uwait 0xfffffe009e975600 syz-executor.0
906 1 792 0 S uwait 0xfffffe00a5090700 syz-executor.2
905 1 815 0 S uwait 0xfffffe009e425880 syz-executor.3
902 1 792 0 S uwait 0xfffffe009e975400 syz-executor.2
875 1 790 0 S uwait 0xfffffe009e975300 syz-executor.0
868 1 792 0 S uwait 0xfffffe009e2b1580 syz-executor.2
861 1 790 0 S uwait 0xfffffe009e975500 syz-executor.0
860 1 790 0 S uwait 0xfffffe009e425900 syz-executor.0
815 781 815 0 Ss piperd 0xfffffe009bc918b8 syz-executor.3
792 781 792 0 Ss wait 0xfffffe009bf15000 syz-executor.2
791 781 791 0 Ss wait 0xfffffe009bf27000 syz-executor.1
790 781 790 0 Ss piperd 0xfffffe009e40a000 syz-executor.0
781 779 779 0 S (threaded) syz-fuzzer
100115 S uwait 0xfffffe009befc200 syz-fuzzer
100118 S uwait 0xfffffe009e425a80 syz-fuzzer
100119 S uwait 0xfffffe009e425b80 syz-fuzzer
100120 S uwait 0xfffffe009e425c80 syz-fuzzer
100121 S uwait 0xfffffe009e2b1280 syz-fuzzer
100122 S uwait 0xfffffe009e2b1380 syz-fuzzer
100123 S uwait 0xfffffe009e2b1480 syz-fuzzer
100124 S kqread 0xfffffe009bd19700 syz-fuzzer
100125 S uwait 0xfffffe009e975f00 syz-fuzzer
100126 S uwait 0xfffffe009e2b1080 syz-fuzzer
779 777 779 0 Ss pause 0xfffffe009e4285e8 csh
777 694 777 0 Ss select 0xfffffe009e4257c0 sshd
760 1 760 0 Ss+ ttyin 0xfffffe0056fe0cb0 getty
759 1 759 0 Ss+ ttyin 0xfffffe00583ee0b0 getty
758 1 758 0 Ss+ ttyin 0xfffffe00583ee4b0 getty
757 1 757 0 Ss+ ttyin 0xfffffe00583ee8b0 getty
756 1 756 0 Ss+ ttyin 0xfffffe00583eecb0 getty
755 1 755 0 Ss+ ttyin 0xfffffe00583960b0 getty
754 1 754 0 Ss+ ttyin 0xfffffe00583964b0 getty
753 1 753 0 Ss+ ttyin 0xfffffe00583968b0 getty
752 1 752 0 Ss+ ttyin 0xfffffe0058396cb0 getty
698 1 698 0 Ss nanslp 0xffffffff84055900 cron
694 1 694 0 Ss select 0xfffffe009e2b16c0 sshd
507 1 507 0 Ss select 0xfffffe009befc8c0 syslogd
436 1 436 0 Ss select 0xfffffe009befc7c0 devd
435 1 435 65 Ss select 0xfffffe009e4259c0 dhclient
350 1 350 0 Ss select 0xfffffe009befc6c0 dhclient
347 1 347 0 Ss select 0xfffffe009e2b1a40 dhclient
23 0 0 0 DL syncer 0xffffffff8417ba40 [syncer]
22 0 0 0 DL vlruwt 0xfffffe0058518538 [vnlru]
21 0 0 0 DL (threaded) [bufdaemon]
100083 D qsleep 0xffffffff84179940 [bufdaemon]
100086 D - 0xffffffff83411f80 [bufspacedaemon-0]
100097 D sdflush 0xfffffe009bd21ce8 [/ worker]
20 0 0 0 DL psleep 0xffffffff841b1c80 [vmdaemon]
19 0 0 0 DL (threaded) [pagedaemon]
100081 D psleep 0xffffffff841a57b8 [dom0]
100087 D launds 0xffffffff841a57c4 [laundry: dom0]
100088 D umarcl 0xffffffff81e7e640 [uma]
18 0 0 0 DL - 0xffffffff83e0caa0 [rand_harvestq]
17 0 0 0 DL waiting 0xffffffff84d6e460 [sctp_iterator]
16 0 0 0 DL pftm 0xffffffff847c6d30 [pf purge]
15 0 0 0 DL - 0xffffffff84174dc0 [soaiod4]
9 0 0 0 DL - 0xffffffff84174dc0 [soaiod3]
8 0 0 0 DL - 0xffffffff84174dc0 [soaiod2]
7 0 0 0 DL - 0xffffffff84174dc0 [soaiod1]
6 0 0 0 DL (threaded) [cam]
100046 D - 0xffffffff83c92240 [doneq0]
100047 D - 0xffffffff83c921c0 [async]
100080 D - 0xffffffff83c92040 [scanner]
14 0 0 0 DL seqstat 0xfffffe0056aadc88 [sequencer 00]
5 0 0 0 DL crypto_ 0xfffffe00541abd80 [crypto returns 1]
4 0 0 0 DL crypto_ 0xfffffe00541abd30 [crypto returns 0]
3 0 0 0 DL crypto_ 0xffffffff8419f860 [crypto]
13 0 0 0 DL (threaded) [geom]
100037 D - 0xffffffff84028ec0 [g_event]
100038 D - 0xffffffff84028f00 [g_up]
100039 D - 0xffffffff84028f40 [g_down]
2 0 0 0 DL (threaded) [KTLS]
100028 D - 0xfffffe0053e16e00 [thr_0]
100029 D - 0xfffffe0053e16e80 [thr_1]
12 0 0 0 RL (threaded) [intr]
100010 I [swi6: task queue]
100011 I [swi6: Giant taskq]
100014 I [swi5: fast taskq]
100030 Run CPU 0 [swi1: netisr 0]
100031 I [swi3: vm]
100032 I [swi4: clock (0)]
100033 I [swi4: clock (1)]
100034 I [swi1: hpts]
100035 I [swi1: hpts]
100048 I [irq24: virtio_pci0]
100049 I [irq25: virtio_pci0]
100050 I [irq26: virtio_pci0]
100051 I [irq27: virtio_pci0]
100052 I [irq28: virtio_pci1]
100053 I [irq29: virtio_pci1]
100054 I [irq30: virtio_pci1]
100055 I [irq31: virtio_pci1]
100056 I [irq32: virtio_pci1]
100061 I [irq10: virtio_pci2]
100063 I [irq1: atkbd0]
100064 I [irq12: psm0]
100065 I [swi0: uart uart++]
100073 I [swi1: pf send]
11 0 0 0 RL (threaded) [idle]
100003 CanRun [idle: cpu0]
100004 CanRun [idle: cpu1]
1 0 1 0 SLs wait 0xfffffe0053d51538 [init]
10 0 0 0 DL audit_w 0xffffffff841a0800 [audit]
0 0 0 0 RLs (threaded) [kernel]
100000 D swapin 0xffffffff84029dc0 [swapper]
100005 D - 0xfffffe0053c0d800 [softirq_0]
100006 D - 0xfffffe0053c0d600 [softirq_1]
100007 D - 0xfffffe0053c0d400 [if_io_tqg_0]
100008 D - 0xfffffe0053c0d200 [if_io_tqg_1]
100009 D - 0xfffffe0053c0d000 [if_config_tqg_0]
100012 RunQ [thread taskq]
100013 D - 0xfffffe0007919400 [inm_free taskq]
100015 D - 0xfffffe0007919200 [kqueue_ctx taskq]
100016 D - 0xfffffe0007919100 [linuxkpi_irq_wq]
100017 D - 0xfffffe0007919000 [aiod_kick taskq]
100018 D - 0xfffffe0053df6e00 [in6m_free taskq]
100019 D - 0xfffffe0053df6d00 [pci_hp taskq]
100020 D - 0xfffffe0053df6c00 [linuxkpi_short_wq_0]
100021 D - 0xfffffe0053df6c00 [linuxkpi_short_wq_1]
100022 D - 0xfffffe0053df6c00 [linuxkpi_short_wq_2]
100023 D - 0xfffffe0053df6c00 [linuxkpi_short_wq_3]
100024 D - 0xfffffe0053df6b00 [linuxkpi_long_wq_0]
100025 D - 0xfffffe0053df6b00 [linuxkpi_long_wq_1]
100026 D - 0xfffffe0053df6b00 [linuxkpi_long_wq_2]
100027 D - 0xfffffe0053df6b00 [linuxkpi_long_wq_3]
100036 D - 0xfffffe0053df6a00 [firmware taskq]
100040 D - 0xfffffe0053df6900 [crypto_0]
100041 D - 0xfffffe0053df6900 [crypto_1]
100057 D - 0xfffffe0053df6700 [vtnet0 rxq 0]
100058 D - 0xfffffe0053df6600 [vtnet0 txq 0]
100059 D - 0xfffffe0053df6500 [vtnet0 rxq 1]
100060 D - 0xfffffe0053df6400 [vtnet0 txq 1]
100062 D vtbslp 0xfffffe0056fc0380 [virtio_balloon]
100066 D - 0xfffffe0053df6300 [mca taskq]
100071 D - 0xffffffff82c49760 [deadlkres]
100076 D - 0xfffffe005838de00 [acpi_task_0]
100077 D - 0xfffffe005838de00 [acpi_task_1]
100078 D - 0xfffffe005838de00 [acpi_task_2]
100079 D - 0xfffffe0053df6800 [CAM taskq]
db> show all locks
Process 3879 (syz-executor.1) thread 0xfffffe00a5133c80 (104075)
exclusive sleep mutex sctp-tcb (tcb) r = 0 (0xfffffe00a7708380) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_usrreq.c:692
exclusive sleep mutex sctp-inp (inp) r = 0 (0xfffffe00a77f8968) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_usrreq.c:674
Process 3875 (syz-executor.2) thread 0xfffffe00a78533a0 (105524)
exclusive sleep mutex process lock (process lock) r = 0 (0xfffffe00a74e6b98) locked @ /syzkaller/managers/main/kernel/sys/kern/kern_thr.c:345
Process 12 (intr) thread 0xfffffe0053df7000 (100030)
exclusive sleep mutex sctp-tcb (tcb) r = 0 (0xfffffe00a751da90) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.c:2143
Process 0 (kernel) thread 0xfffffe0053df21e0 (100012)
exclusive sleep mutex kernel arena (kernel arena) r = 0 (0xffffffff840aa580) locked @ /syzkaller/managers/main/kernel/sys/kern/subr_vmem.c:789
exclusive sleep mutex vmem list lock (vmem list lock) r = 0 (0xffffffff83409bc0) locked @ /syzkaller/managers/main/kernel/sys/kern/subr_vmem.c:784
db> show malloc
Type InUse MemUse Requests
pf_hash 5 11524K 5
devbuf 4216 4338K 4244
tcp_hpts 6 3201K 6
sctp_stro 70 2121K 1323
sysctloid 34320 2027K 34387
vtbuf 24 1968K 46
kobj 326 1304K 486
newblk 6 1026K 6646
vfscache 3 1025K 3
pcb 337 882K 7051
filedesc 102 810K 5697
inodedep 10 516K 3135
ufs_quota 1 512K 1
vfs_hash 1 512K 1
callout 2 512K 2
subproc 236 484K 4011
intr 4 472K 4
vmem 3 274K 5
acpica 1674 184K 54806
vnet_data 1 168K 1
tidhash 3 141K 3
linker 357 140K 413
pagedep 9 130K 2861
tfo_ccache 1 128K 1
DEVFS1 107 107K 124
sem 4 106K 4
BPF 46 88K 46
sctp_atcl 227 86K 4462
bus 986 80K 3469
mtx_pool 2 72K 2
syncache 1 68K 1
acpitask 1 64K 1
ddb_capture 1 64K 1
module 510 64K 510
umtx 484 61K 484
kdtrace 313 58K 9434
temp 35 33K 2939
hostcache 1 32K 1
shm 1 32K 16
DEVFS3 126 32K 136
msg 4 30K 4
gtaskqueue 18 26K 18
kbdmux 6 22K 6
ifaddr 70 20K 72
DEVFS_RULE 56 20K 56
ufs_mount 5 17K 6
proc 3 17K 3
routetbl 132 17K 669
tty 16 16K 16
ithread 99 16K 99
lltable 47 15K 218
bus-sc 33 14K 1684
KTRACE 100 13K 100
ifnet 7 13K 7
ether_multi 152 13K 162
sctp_atky 300 12K 5897
ksem 31 12K 35
kenv 95 12K 95
eventhandler 133 12K 133
CAM queue 5 11K 1528
DEVFSP 159 10K 663
rman 84 10K 425
GEOM 60 10K 489
kqueue 111 10K 3896
in6_multi 65 9K 65
bmsafemap 2 9K 3068
UART 12 9K 12
devstat 4 9K 4
sctp_timw 32 8K 32
rpc 2 8K 2
shmfd 1 8K 24
pfs_vncache 1 8K 1
pfs_nodes 20 8K 20
audit_evclass 236 8K 294
cred 27 7K 333
pwddesc 108 7K 3889
taskqueue 60 7K 60
sglist 5 7K 5
CAM DEV 3 6K 510
plimit 24 6K 559
xform 81 6K 1043
ufs_dirhash 24 5K 24
pf_ifnet 11 5K 153
session 36 5K 63
UMA 270 5K 270
vt 11 5K 11
memdesc 1 4K 1
MCA 32 4K 32
evdev 4 4K 4
kcovinfo 64 4K 68
sctp_athm 227 4K 4524
acpisem 28 4K 28
selfd 55 4K 68078
lockf 32 4K 339
hhook 15 4K 17
fpukern_ctx 3 3K 3
proc-args 52 3K 724
terminal 11 3K 11
select 19 3K 149
uidinfo 3 3K 20
sctp_map 140 3K 2632
local_apic 1 2K 1
io_apic 1 2K 1
ipsec-saq 2 2K 2
ip6ndp 12 2K 13
Unitno 31 2K 123
sctp_ifa 13 2K 14
CAM XPT 22 2K 543
sctp_stri 3 2K 152
in_multi 6 2K 8
ipsecpolicy 2 2K 2
acpidev 20 2K 20
msi 9 2K 9
clone 9 2K 9
tun 7 2K 7
softdep 1 1K 1
sahead 1 1K 1
secasvar 1 1K 1
nhops 6 1K 8
vnodemarker 2 1K 244
NFSD session 1 1K 1
CAM periph 4 1K 271
inpcbpolicy 26 1K 2856
sctp_ifn 6 1K 14
ipsec 3 1K 3
mld 6 1K 6
igmp 6 1K 6
toponodes 6 1K 6
isadev 6 1K 6
mount 16 1K 89
pci_link 10 1K 10
pf_osfp 6 1K 6
crypto 4 1K 317
encap_export_host 12 1K 12
procdesc 5 1K 18
newdirblk 4 1K 2795
mkdir 4 1K 5590
diradd 4 1K 2951
pfil 4 1K 4
cdev 2 1K 2
osd 8 1K 1198
chacha20random 1 1K 1
NFSD lckfile 1 1K 1
NFSD V4client 1 1K 1
DEVFS 9 1K 10
vnodes 1 1K 3
CAM SIM 2 1K 2
ktls 1 1K 1
feeder 7 1K 7
ip6_msource 3 1K 11
tcpfunc 3 1K 3
loginclass 3 1K 6
prison 6 1K 6
lkpikmalloc 5 1K 6
aesni_data 2 1K 2
sctp_aadr 2 1K 9
apmdev 1 1K 1
atkbddev 2 1K 2
CAM dev queue 2 1K 2
CAM I/O Scheduler 1 1K 1
CAM path 4 1K 1034
pmchooks 1 1K 1
nexusdev 7 1K 7
soname 4 1K 7641
filecaps 5 1K 124
sctp_vrf 1 1K 1
freework 1 1K 3335
vnet 1 1K 1
entropy 2 1K 51
acpiintr 1 1K 1
pmc 1 1K 1
cpus 2 1K 2
vnet_data_free 1 1K 1
Per-cpu 1 1K 1
p1003.1b 1 1K 1
sctp_mcore 0 0K 0
sctp_socko 0 0K 2021
sctp_iter 0 0K 15
sctp_mvrf 0 0K 0
sctp_cpal 0 0K 3
sctp_cmsg 0 0K 0
sctp_stre 0 0K 0
sctp_athi 0 0K 0
sctp_a_it 0 0K 12
mqdata 0 0K 0
tcp_do 0 0K 0
tcp_fsb 0 0K 476
chd data 0 0K 32
dctcp data 0 0K 14
htcp data 0 0K 24
cdg data 0 0K 13
vegas data 0 0K 11
pf_table 0 0K 62
pf_rule 0 0K 154
pf_altq 0 0K 0
pf_temp 0 0K 0
cubic data 0 0K 4
NEWdirectio 0 0K 0
NEWNFSnode 0 0K 0
madt_table 0 0K 2
smartpqi 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
iavf 0 0K 0
ixl 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
ice-resmgr 0 0K 0
ice-osdep 0 0K 0
ice 0 0K 0
axgbe 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
xen_intr 0 0K 0
gntdev 0 0K 0
privcmd_dev 0 0K 0
xen_hvm 0 0K 0
legacydrv 0 0K 0
qpidrv 0 0K 0
evtchn_dev 0 0K 0
xenstore 0 0K 0
dmar_idpgtbl 0 0K 0
dmar_dom 0 0K 0
dmar_ctx 0 0K 0
ciss_data 0 0K 0
BACKLIGHT 0 0K 0
xnb 0 0K 0
isci 0 0K 0
iommu_dmamap 0 0K 0
xbbd 0 0K 0
hyperv_socket 0 0K 0
bxe_ilt 0 0K 0
xenbus 0 0K 0
xbd 0 0K 0
Balloon 0 0K 0
sysmouse 0 0K 0
vm_fictitious 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
pvscsi 0 0K 0
scsi_da 0 0K 69
UMAHash 0 0K 0
ata_da 0 0K 0
vm_pgdata 0 0K 0
jblocks 0 0K 0
savedino 0 0K 1954
sentinel 0 0K 0
jfsync 0 0K 0
jtrunc 0 0K 0
sbdep 0 0K 119
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
dirrem 0 0K 2908
freefile 0 0K 2861
freeblks 0 0K 2853
freefrag 0 0K 2
allocindir 0 0K 0
indirdep 0 0K 417
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
scsi_ch 0 0K 0
scsi_cd 0 0K 0
AHCI driver 0 0K 0
USBdev 0 0K 0
USB 0 0K 0
agp 0 0K 0
nvme_da 0 0K 0
ktls_ocf 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
MLX5E_TLS 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EN 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
MLX5DUMP 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
seq_file 0 0K 0
radix 0 0K 0
idr 0 0K 0
lkpifw 0 0K 0
NLM 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 45
ip6_moptions 0 0K 7
in6_mfilter 0 0K 26
frag6 0 0K 0
tcplog 0 0K 0
tcp_hwpace 0 0K 0
acpipwr 0 0K 0
acpi_perf 0 0K 0
LRO 0 0K 0
newreno data 0 0K 0
ip_msource 0 0K 0
ip_moptions 0 0K 5
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 2
VN POLL 0 0K 0
twsbuf 0 0K 0
statfs 0 0K 3012
namei_tracker 0 0K 2
export_host 0 0K 0
cl_savebuf 0 0K 32
twe_commands 0 0K 0
twa_commands 0 0K 0
tcp_log_dev 0 0K 101
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
acpicmbat 0 0K 0
SIIS driver 0 0K 0
CAM CCB 0 0K 7435
PUC 0 0K 0
ppbusdev 0 0K 0
agtiapi_MemAlloc malloc 0 0K 0
biobuf 0 0K 0
aios 0 0K 0
lio 0 0K 2
acl 0 0K 0
osti_cacheable 0 0K 0
mbuf_tag 0 0K 161
tempbuff 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
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
MVS driver 0 0K 0
CAM ccb queue 0 0K 0
mrsasbuf 0 0K 0
mpt_user 0 0K 0
mps_user 0 0K 0
accf 0 0K 0
pts 0 0K 0
iov 0 0K 18825
ioctlops 0 0K 833
eventfd 0 0K 0
Witness 0 0K 0
stack 0 0K 0
MPSSAS 0 0K 0
mps 0 0K 0
mpr_user 0 0K 0
MPRSAS 0 0K 0
mpr 0 0K 0
mfibuf 0 0K 0
sbuf 0 0K 288
md_sectors 0 0K 0
firmware 0 0K 0
compressor 0 0K 0
md_disk 0 0K 2
SWAP 0 0K 0
malodev 0 0K 0
LED 0 0K 0
sysctltmp 0 0K 903
sysctl 0 0K 3
ekcd 0 0K 0
dumper 0 0K 0
sendfile 0 0K 9
rctl 0 0K 0
ix_sriov 0 0K 0
aacraidcam 0 0K 0
aacraid_buf 0 0K 0
ix 0 0K 0
ipsbuf 0 0K 0
cache 0 0K 0
iirbuf 0 0K 0
prison_racct 0 0K 0
Fail Points 0 0K 0
sigio 0 0K 1
filedesc_to_leader 0 0K 15
pwd 0 0K 0
tty console 0 0K 0
aaccam 0 0K 0
aacbuf 0 0K 0
zstd 0 0K 0
XZ_DEC 0 0K 0
nvlist 0 0K 0
SCSI ENC 0 0K 0
SCSI sa 0 0K 0
scsi_pass 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
tmpfs dir 0 0K 0
tmpfs name 0 0K 0
tmpfs mount 0 0K 0
NFS FHA 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 diroff 0 0K 0
db> show uma
Zone Size Used Free Requests Sleeps Bucket Total Mem XFree
mbuf_jumbo_page 4096 8322 967 1329421 0 254 38047744 0
tcp_log 416 0 11304 150625 0 254 4702464 0
pbuf 2624 0 957 0 0 2 2511168 0
mbuf 256 8849 676 2867424 0 254 2438400 0
RADIX NODE 144 16420 207 144388 0 62 2394288 0
BUF TRIE 144 355 11405 5559 0 62 1693440 0
malloc-384 384 4267 13 4438 0 30 1643520 0
malloc-128 128 11347 123 11604 0 126 1468160 0
malloc-4096 4096 327 2 658 0 2 1347584 0
mbuf_cluster 2048 615 1 615 0 254 1261568 0
UMA Slabs 0 112 10783 86 10783 0 126 1217328 0
vmem btag 56 18701 138 18701 0 254 1054984 0
malloc-16384 16384 51 6 2852 0 1 933888 0
FFS inode 1160 561 27 3429 0 8 682080 0
tcp_bbr_map 128 0 5022 197825 0 126 642816 0
ertt_txseginfo 40 0 15453 557724 0 254 618120 0
malloc-4096 4096 132 6 4439 0 2 565248 0
256 Bucket 2048 247 15 18392 0 8 536576 0
VM OBJECT 264 1878 87 59301 0 30 518760 0
THREAD 1808 203 39 5549 0 8 437536 0
malloc-2048 2048 155 51 3060 0 8 421888 0
MAP ENTRY 96 3980 346 220644 0 126 415296 0
lkpimm 160 1 2324 1 0 62 372000 0
lkpicurr 160 2 2323 2 0 62 372000 0
sctp_asoc 2288 70 65 1316 0 254 308880 0
sctp_ep 1280 154 86 3048 0 254 307200 0
VNODE 448 600 75 3470 0 30 302400 0
malloc-64 64 4193 406 72610 0 254 294336 0
malloc-256 256 116 919 16164 0 62 264960 0
socket 944 144 136 7384 0 254 264320 0
malloc-65536 65536 4 0 4 0 1 262144 0
malloc-32768 32768 0 8 168 0 1 262144 0
VMSPACE 2544 82 11 3856 0 4 236592 0
malloc-16 16 14171 329 18193 0 254 232000 0
DEVCTL 1024 0 220 153 0 0 225280 0
malloc-65536 65536 1 2 36 0 1 196608 0
malloc-32768 32768 0 6 278 0 1 196608 0
UMA Zones 768 242 2 242 0 16 187392 0
malloc-32 32 5364 54 5685 0 254 173376 0
malloc-128 128 1259 74 8259 0 126 170624 0
malloc-128 128 1265 68 32323 0 126 170624 0
PROC 1336 108 18 3883 0 8 168336 0
mbuf_packet 256 64 551 13220 0 254 157440 0
FFS2 dinode 256 561 24 3428 0 62 149760 0
malloc-1024 1024 77 67 1855 0 16 147456 0
S VFS Cache 104 1079 325 4101 0 126 146016 0
filedesc0 1072 109 24 3889 0 8 142576 0
malloc-384 384 227 133 4480 0 30 138240 0
malloc-65536 65536 2 0 2 0 1 131072 0
malloc-65536 65536 0 2 488 0 1 131072 0
malloc-65536 65536 2 0 2 0 1 131072 0
clpbuf 2624 0 48 612 0 16 125952 0
128 Bucket 1024 91 32 2487 0 16 125952 0
sctp_raddr 736 69 96 1502 0 254 121440 0
malloc-1024 1024 110 6 127 0 16 118784 0
ksiginfo 112 111 933 3148 0 126 116928 0
malloc-256 256 216 204 11128 0 62 107520 0
malloc-2048 2048 7 43 7457 0 8 102400 0
malloc-16384 16384 4 2 179 0 1 98304 0
malloc-384 384 9 231 3157 0 30 92160 0
UMA Kegs 384 227 6 227 0 30 89472 0
malloc-128 128 303 317 3319 0 126 79360 0
malloc-256 256 203 97 3538 0 62 76800 0
malloc-8192 8192 5 4 134 0 1 73728 0
malloc-65536 65536 0 1 8 0 1 65536 0
malloc-32768 32768 2 0 2 0 1 65536 0
malloc-32768 32768 0 2 12 0 1 65536 0
malloc-8192 8192 6 2 8 0 1 65536 0
64 Bucket 512 84 44 9206 0 30 65536 0
g_bio 408 0 160 21490 0 30 65280 0
malloc-4096 4096 12 1 23 0 2 53248 0
malloc-2048 2048 4 22 511 0 8 53248 0
malloc-256 256 151 44 420 0 62 49920 0
32 Bucket 256 61 134 25314 0 62 49920 0
malloc-16384 16384 3 0 3 0 1 49152 0
malloc-8192 8192 4 2 6 0 1 49152 0
Files 80 451 149 19267 0 126 48000 0
tcpcb 1080 4 38 1187 0 254 45360 0
malloc-64 64 624 69 22136 0 254 44352 0
malloc-8192 8192 5 0 5 0 1 40960 0
pcpu-8 8 4725 395 7805 0 254 40960 0
malloc-384 384 75 25 270 0 30 38400 0
malloc-256 256 114 36 1213 0 62 38400 0
DIRHASH 1024 34 2 34 0 16 36864 0
NAMEI 1024 0 36 28809 0 16 36864 0
malloc-4096 4096 9 0 9 0 2 36864 0
malloc-64 64 478 89 690 0 254 36288 0
udplite_inpcb 496 8 64 1287 0 254 35712 0
TURNSTILE 136 243 9 243 0 62 34272 0
malloc-32768 32768 1 0 1 0 1 32768 0
malloc-4096 4096 3 5 3016 0 2 32768 0
malloc-4096 4096 2 6 12 0 2 32768 0
pcpu-64 64 487 25 487 0 254 32768 0
PWD 32 59 949 2897 0 254 32256 0
tcp_inpcb 496 5 59 1187 0 254 31744 0
tcp_rack_pcb 832 0 36 476 0 16 29952 0
pipe 744 25 15 521 0 16 29760 0
malloc-2048 2048 12 2 204 0 8 28672 0
malloc-1024 1024 13 15 1550 0 16 28672 0
malloc-64 64 303 138 7941 0 254 28224 0
malloc-64 64 174 267 3593 0 254 28224 0
KNOTE 160 28 147 91368 0 62 28000 0
malloc-256 256 29 76 3030 0 62 26880 0
SLEEPQUEUE 88 243 45 243 0 126 25344 0
malloc-8192 8192 2 1 4 0 1 24576 0
malloc-2048 2048 5 7 333 0 8 24576 0
malloc-32 32 347 409 11794 0 254 24192 0
ttyinq 160 135 15 300 0 62 24000 0
8 Bucket 80 55 245 1925 0 126 24000 0
ttyoutq 256 72 18 160 0 62 23040 0
malloc-256 256 34 56 1320 0 62 23040 0
malloc-2048 2048 2 8 64 0 8 20480 0
malloc-1024 1024 17 3 17 0 16 20480 0
malloc-128 128 89 66 3050 0 126 19840 0
malloc-128 128 10 145 468 0 126 19840 0
sctp_chunk 152 57 73 474 0 254 19760 0
Mountpoints 2752 2 5 2 0 4 19264 0
unpcb 256 20 55 1423 0 254 19200 0
malloc-384 384 35 15 37 0 30 19200 0
malloc-384 384 36 14 36 0 30 19200 0
malloc-256 256 39 36 421 0 62 19200 0
malloc-8192 8192 2 0 2 0 1 16384 0
malloc-4096 4096 2 2 85 0 2 16384 0
malloc-2048 2048 2 6 506 0 8 16384 0
malloc-1024 1024 11 5 11 0 16 16384 0
malloc-64 64 166 86 670 0 254 16128 0
malloc-64 64 158 94 322 0 254 16128 0
malloc-32 32 252 252 5049 0 254 16128 0
vtnet_tx_hdr 24 0 668 999944 0 254 16032 0
malloc-16 16 235 765 4752 0 254 16000 0
domainset 40 0 378 188 0 254 15120 0
tcp_bbr_pcb 832 0 18 393 0 16 14976 0
malloc-1024 1024 8 4 9 0 16 12288 0
malloc-512 512 10 14 201 0 30 12288 0
malloc-512 512 12 12 12 0 30 12288 0
malloc-512 512 3 21 178 0 30 12288 0
tcp_rack_map 112 0 108 1023 0 126 12096 0
malloc-32 32 160 218 278 0 254 12096 0
16 Bucket 144 58 26 572 0 62 12096 0
malloc-16 16 346 404 624 0 254 12000 0
ripcb 496 7 17 117 0 254 11904 0
udp_inpcb 496 6 18 265 0 254 11904 0
kenv 258 15 30 1042 0 30 11610 0
routing nhops 256 27 18 34 0 62 11520 0
malloc-8192 8192 1 0 1 0 1 8192 0
malloc-1024 1024 2 6 15 0 16 8192 0
malloc-1024 1024 1 7 59 0 16 8192 0
malloc-512 512 1 15 16 0 30 8192 0
malloc-512 512 3 13 245 0 30 8192 0
rtentry 176 30 16 34 0 62 8096 0
PGRP 88 36 56 63 0 126 8096 0
rl_entry 40 92 110 92 0 254 8080 0
sctp_stream_msg_out 112 9 63 314 0 254 8064 0
sctp_laddr 48 19 149 878 0 254 8064 0
udpcb 32 6 246 1552 0 254 8064 0
ertt 72 4 108 1187 0 126 8064 0
malloc-64 64 12 114 109 0 254 8064 0
malloc-32 32 138 114 205 0 254 8064 0
malloc-32 32 25 227 131 0 254 8064 0
malloc-32 32 38 214 874 0 254 8064 0
4 Bucket 48 7 161 107 0 254 8064 0
2 Bucket 32 63 189 957 0 254 8064 0
malloc-16 16 6 494 1194 0 254 8000 0
malloc-16 16 16 484 19 0 254 8000 0
malloc-16 16 187 313 1417 0 254 8000 0
malloc-16 16 29 471 28472 0 254 8000 0
malloc-128 128 25 37 124 0 126 7936 0
malloc-128 128 10 52 539 0 126 7936 0
sctp_readq 152 0 52 62 0 254 7904 0
cryptop 280 0 28 49 0 30 7840 0
AIOCB 552 1 13 20 0 16 7728 0
malloc-384 384 1 19 349 0 30 7680 0
malloc-384 384 1 19 8 0 30 7680 0
FPU_save_area 832 1 8 1 0 16 7488 0
cpuset 104 8 54 232 0 126 6448 0
epoch_record pcpu 256 4 12 4 0 62 4096 0
malloc-2048 2048 1 1 1 0 8 4096 0
malloc-512 512 4 4 6 0 30 4096 0
malloc-512 512 0 8 2 0 30 4096 0
pcpu-16 16 7 249 7 0 254 4096 0
sctp_asconf_ack 48 1 83 1 0 254 4032 0
hostcache 64 1 62 1 0 254 4032 0
syncache 168 0 24 5 0 254 4032 0
AIOP 32 4 122 4 0 254 4032 0
AIO 208 1 18 3 0 62 3952 0
UMA Slabs 1 176 9 13 9 0 62 3872 0
AIOLIO 272 0 14 2 0 30 3808 0
mqnode 416 3 6 3 0 30 3744 0
KMAP ENTRY 96 12 27 14 0 0 3744 0
vmem 1856 1 1 1 0 8 3712 0
SMR CPU 32 3 60 3 0 254 2016 0
SMR SHARED 24 3 60 3 0 254 1512 0
FFS1 dinode 128 0 0 0 0 126 0 0
da_ccb 544 0 0 0 0 16 0 0
ada_ccb 272 0 0 0 0 30 0 0
swblk 136 0 0 0 0 62 0 0
swpctrie 144 0 0 0 0 62 0 0
sctp_asconf 40 0 0 0 0 254 0 0
cdg_qdiffsample 16 0 0 0 0 254 0 0
pf state scrubs 40 0 0 0 0 254 0 0
pf frag entries 40 0 0 0 0 254 0 0
---
This report 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 issue. See:
https://goo.gl/tpsmEJ#status for how to communicate with syzbot.
syzbot found the following issue on:
HEAD commit: 58080fbc libalias: fix divide by zero causing panic
git tree: https://github.com/freebsd/freebsd-src.git main
console output: https://syzkaller.appspot.com/x/log.txt?x=133ccffc300000
dashboard link: https://syzkaller.appspot.com/bug?extid=87c4524374984f6fa727
Unfortunately, I don't have any reproducer for this issue yet.
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+87c452...@syzkaller.appspotmail.com
panic: ASan: Invalid access, 4-byte read at 0xfffffe00a77fc470, UMAUseAfterFree(fd)
cpuid = 1
time = 1625947984
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0xc7/frame 0xfffffe00a5de1e50
kdb_backtrace() at kdb_backtrace+0xd3/frame 0xfffffe00a5de1fb0
vpanic() at vpanic+0x2c5/frame 0xfffffe00a5de2090
panic() at panic+0xb5/frame 0xfffffe00a5de2150
__asan_load4_noabort() at __asan_load4_noabort+0x20f/frame 0xfffffe00a5de2210
sctp_timer_stop() at sctp_timer_stop+0x43b/frame 0xfffffe00a5de2280
sctp_stop_timers_for_shutdown() at sctp_stop_timers_for_shutdown+0xb9/frame 0xfffffe00a5de22b0
sctp_disconnect() at sctp_disconnect+0x884/frame 0xfffffe00a5de23b0
soclose() at soclose+0x3b3/frame 0xfffffe00a5de24c0
_fdrop() at _fdrop+0x58/frame 0xfffffe00a5de24f0
closef() at closef+0x686/frame 0xfffffe00a5de26e0
fdescfree_fds() at fdescfree_fds+0x1fa/frame 0xfffffe00a5de2750
fdescfree() at fdescfree+0x903/frame 0xfffffe00a5de2940
exit1() at exit1+0x8b7/frame 0xfffffe00a5de29d0
sys_sys_exit() at sys_sys_exit+0x28/frame 0xfffffe00a5de29f0
amd64_syscall() at amd64_syscall+0x425/frame 0xfffffe00a5de2bf0
fast_syscall_common() at fast_syscall_common+0xf8/frame 0xfffffe00a5de2bf0
--- syscall (1, FreeBSD ELF64, sys_sys_exit), rip = 0x2e985a, rsp = 0x7fffffffe478, rbp = 0x7fffffffe480 ---
KDB: enter: panic
[ thread pid 3879 tid 104075 ]
Stopped at kdb_enter+0x6b: movq $0,0x28f9c3a(%rip)
db>
db> set $lines = 0
db> set $maxwidth = 0
db> show registers
cs 0x20
ds 0x3b
es 0x3b
fs 0x13
gs 0x1b
ss 0x28
rax 0x12
rcx 0xde18deb8593f90d7
rdx 0x1
rbx 0
rsp 0xfffffe00a5de1f90
rbp 0xfffffe00a5de1fb0
rsi 0
rdi 0xffffffff8179b3d9 vprintf+0x319
r8 0x3
r9 0xfffffe00a5de1ae8
r10 0
r11 0
r12 0xfffffe00a5133c80
r13 0xfffffe00a5de2001
r14 0xffffffff82c427e0 .str.18
r15 0xffffffff82c427e0 .str.18
rip 0xffffffff8178edfb kdb_enter+0x6b
rflags 0x46
kdb_enter+0x6b: movq $0,0x28f9c3a(%rip)
db> show proc
Process 3879 (syz-executor.1) at 0xfffffe00a7e1da70:
state: NORMAL
uid: 0 gids: 0, 0, 5
parent: pid 791 at 0xfffffe009bf27000
ABI: FreeBSD ELF64
flag: 0x10002000 flag2: 0
arguments: /root/syz-executor.1
reaper: 0xfffffe0053d51538 reapsubtree: 1
sigparent: 20
vmspace: 0xfffffe00a73c59f0
(map 0xfffffe00a73c59f0)
(map.pmap 0xfffffe00a73c5ab0)
(pmap 0xfffffe00a73c5b10)
threads: 1
104075 Run CPU 1 syz-executor.1
db> ps
pid ppid pgrp uid state wmesg wchan cmd
3879 791 791 0 RE CPU 1 syz-executor.1
3875 792 3875 0 Ts (threaded) syz-executor.2
103047 s syz-executor.2
105522 RunQ syz-executor.2
105524 RunQ syz-executor.2
2469 1 791 0 S uwait 0xfffffe00a7857a80 syz-executor.1
2464 1 791 0 S uwait 0xfffffe009befcd00 syz-executor.1
2456 1 815 0 S uwait 0xfffffe00a502c800 syz-executor.3
2454 1 791 0 S uwait 0xfffffe009e9bf900 syz-executor.1
2447 1 792 0 S umtxn 0xfffffe00a5137100 syz-executor.2
2446 1 815 0 S uwait 0xfffffe00a5137180 syz-executor.3
2443 1 815 0 S uwait 0xfffffe009e975700 syz-executor.3
2442 1 792 0 S uwait 0xfffffe00a7700b00 syz-executor.2
2440 1 792 0 S uwait 0xfffffe00a51a7c00 syz-executor.2
2436 1 792 0 S uwait 0xfffffe00a7857480 syz-executor.2
2435 1 792 0 S uwait 0xfffffe00a7857880 syz-executor.2
2292 0 0 0 DL aiordy 0xfffffe00a73e9a70 [aiod4]
2291 0 0 0 DL aiordy 0xfffffe00a7847000 [aiod3]
2290 0 0 0 DL aiordy 0xfffffe00a7847a70 [aiod2]
2289 0 0 0 DL aiordy 0xfffffe00a7832a70 [aiod1]
2238 1 790 0 S uwait 0xfffffe00a5137500 syz-executor.0
2231 1 792 0 S uwait 0xfffffe00a5090180 syz-executor.2
2226 1 790 0 S uwait 0xfffffe00a502c580 syz-executor.0
2223 1 792 0 S uwait 0xfffffe00a5137d00 syz-executor.2
2219 1 790 0 S uwait 0xfffffe00a7700f00 syz-executor.0
2215 1 792 0 S uwait 0xfffffe00a5137a00 syz-executor.2
2209 1 792 0 S uwait 0xfffffe00a5137b00 syz-executor.2
2203 1 792 0 S uwait 0xfffffe00a7700a00 syz-executor.2
2197 1 792 0 S uwait 0xfffffe0056fde000 syz-executor.2
2192 1 792 0 S uwait 0xfffffe00a7700d00 syz-executor.2
2189 1 792 0 S uwait 0xfffffe00a5137c00 syz-executor.2
1995 1 1995 65 Ss select 0xfffffe00a77008c0 dhclient
1760 1 1760 0 Ss select 0xfffffe009e9bf840 dhclient
1757 1 1757 0 Ss select 0xfffffe00a51a7840 dhclient
1738 1 1738 65 Ss select 0xfffffe009e975cc0 dhclient
1659 1 815 0 S uwait 0xfffffe00a5090800 syz-executor.3
1656 1 815 0 S uwait 0xfffffe0058393700 syz-executor.3
1653 1 815 0 S uwait 0xfffffe009e9bf200 syz-executor.3
1649 1 815 0 S uwait 0xfffffe009befc300 syz-executor.3
1645 1 815 0 S uwait 0xfffffe00a502c080 syz-executor.3
1557 1 1557 0 Ss select 0xfffffe009e425040 dhclient
1554 1 1554 0 Ss select 0xfffffe00a51a77c0 dhclient
1540 1 1540 65 Ss select 0xfffffe00a5137240 dhclient
1336 1 1336 0 Ss select 0xfffffe00a5090140 dhclient
1333 1 1333 0 Ss select 0xfffffe00a5090040 dhclient
1308 1 1308 65 Ss select 0xfffffe009e9bf2c0 dhclient
1064 1 1064 0 Ss select 0xfffffe009e2b19c0 dhclient
1061 1 1061 0 Ss select 0xfffffe00a5090240 dhclient
929 1 790 0 S uwait 0xfffffe00a5090400 syz-executor.0
928 1 815 0 S uwait 0xfffffe009e2b1700 syz-executor.3
923 1 791 0 S uwait 0xfffffe00a5090500 syz-executor.1
921 1 792 0 S uwait 0xfffffe00a5090300 syz-executor.2
920 1 791 0 S uwait 0xfffffe009e975900 syz-executor.1
915 1 815 0 S uwait 0xfffffe00a502ce80 syz-executor.3
914 1 792 0 S uwait 0xfffffe00a5090900 syz-executor.2
911 1 792 0 S uwait 0xfffffe00a5090a00 syz-executor.2
910 1 791 0 S uwait 0xfffffe009e975200 syz-executor.1
908 1 790 0 S uwait 0xfffffe009e975600 syz-executor.0
906 1 792 0 S uwait 0xfffffe00a5090700 syz-executor.2
905 1 815 0 S uwait 0xfffffe009e425880 syz-executor.3
902 1 792 0 S uwait 0xfffffe009e975400 syz-executor.2
875 1 790 0 S uwait 0xfffffe009e975300 syz-executor.0
868 1 792 0 S uwait 0xfffffe009e2b1580 syz-executor.2
861 1 790 0 S uwait 0xfffffe009e975500 syz-executor.0
860 1 790 0 S uwait 0xfffffe009e425900 syz-executor.0
815 781 815 0 Ss piperd 0xfffffe009bc918b8 syz-executor.3
792 781 792 0 Ss wait 0xfffffe009bf15000 syz-executor.2
791 781 791 0 Ss wait 0xfffffe009bf27000 syz-executor.1
790 781 790 0 Ss piperd 0xfffffe009e40a000 syz-executor.0
781 779 779 0 S (threaded) syz-fuzzer
100115 S uwait 0xfffffe009befc200 syz-fuzzer
100118 S uwait 0xfffffe009e425a80 syz-fuzzer
100119 S uwait 0xfffffe009e425b80 syz-fuzzer
100120 S uwait 0xfffffe009e425c80 syz-fuzzer
100121 S uwait 0xfffffe009e2b1280 syz-fuzzer
100122 S uwait 0xfffffe009e2b1380 syz-fuzzer
100123 S uwait 0xfffffe009e2b1480 syz-fuzzer
100124 S kqread 0xfffffe009bd19700 syz-fuzzer
100125 S uwait 0xfffffe009e975f00 syz-fuzzer
100126 S uwait 0xfffffe009e2b1080 syz-fuzzer
779 777 779 0 Ss pause 0xfffffe009e4285e8 csh
777 694 777 0 Ss select 0xfffffe009e4257c0 sshd
760 1 760 0 Ss+ ttyin 0xfffffe0056fe0cb0 getty
759 1 759 0 Ss+ ttyin 0xfffffe00583ee0b0 getty
758 1 758 0 Ss+ ttyin 0xfffffe00583ee4b0 getty
757 1 757 0 Ss+ ttyin 0xfffffe00583ee8b0 getty
756 1 756 0 Ss+ ttyin 0xfffffe00583eecb0 getty
755 1 755 0 Ss+ ttyin 0xfffffe00583960b0 getty
754 1 754 0 Ss+ ttyin 0xfffffe00583964b0 getty
753 1 753 0 Ss+ ttyin 0xfffffe00583968b0 getty
752 1 752 0 Ss+ ttyin 0xfffffe0058396cb0 getty
698 1 698 0 Ss nanslp 0xffffffff84055900 cron
694 1 694 0 Ss select 0xfffffe009e2b16c0 sshd
507 1 507 0 Ss select 0xfffffe009befc8c0 syslogd
436 1 436 0 Ss select 0xfffffe009befc7c0 devd
435 1 435 65 Ss select 0xfffffe009e4259c0 dhclient
350 1 350 0 Ss select 0xfffffe009befc6c0 dhclient
347 1 347 0 Ss select 0xfffffe009e2b1a40 dhclient
23 0 0 0 DL syncer 0xffffffff8417ba40 [syncer]
22 0 0 0 DL vlruwt 0xfffffe0058518538 [vnlru]
21 0 0 0 DL (threaded) [bufdaemon]
100083 D qsleep 0xffffffff84179940 [bufdaemon]
100086 D - 0xffffffff83411f80 [bufspacedaemon-0]
100097 D sdflush 0xfffffe009bd21ce8 [/ worker]
20 0 0 0 DL psleep 0xffffffff841b1c80 [vmdaemon]
19 0 0 0 DL (threaded) [pagedaemon]
100081 D psleep 0xffffffff841a57b8 [dom0]
100087 D launds 0xffffffff841a57c4 [laundry: dom0]
100088 D umarcl 0xffffffff81e7e640 [uma]
18 0 0 0 DL - 0xffffffff83e0caa0 [rand_harvestq]
17 0 0 0 DL waiting 0xffffffff84d6e460 [sctp_iterator]
16 0 0 0 DL pftm 0xffffffff847c6d30 [pf purge]
15 0 0 0 DL - 0xffffffff84174dc0 [soaiod4]
9 0 0 0 DL - 0xffffffff84174dc0 [soaiod3]
8 0 0 0 DL - 0xffffffff84174dc0 [soaiod2]
7 0 0 0 DL - 0xffffffff84174dc0 [soaiod1]
6 0 0 0 DL (threaded) [cam]
100046 D - 0xffffffff83c92240 [doneq0]
100047 D - 0xffffffff83c921c0 [async]
100080 D - 0xffffffff83c92040 [scanner]
14 0 0 0 DL seqstat 0xfffffe0056aadc88 [sequencer 00]
5 0 0 0 DL crypto_ 0xfffffe00541abd80 [crypto returns 1]
4 0 0 0 DL crypto_ 0xfffffe00541abd30 [crypto returns 0]
3 0 0 0 DL crypto_ 0xffffffff8419f860 [crypto]
13 0 0 0 DL (threaded) [geom]
100037 D - 0xffffffff84028ec0 [g_event]
100038 D - 0xffffffff84028f00 [g_up]
100039 D - 0xffffffff84028f40 [g_down]
2 0 0 0 DL (threaded) [KTLS]
100028 D - 0xfffffe0053e16e00 [thr_0]
100029 D - 0xfffffe0053e16e80 [thr_1]
12 0 0 0 RL (threaded) [intr]
100010 I [swi6: task queue]
100011 I [swi6: Giant taskq]
100014 I [swi5: fast taskq]
100030 Run CPU 0 [swi1: netisr 0]
100031 I [swi3: vm]
100032 I [swi4: clock (0)]
100033 I [swi4: clock (1)]
100034 I [swi1: hpts]
100035 I [swi1: hpts]
100048 I [irq24: virtio_pci0]
100049 I [irq25: virtio_pci0]
100050 I [irq26: virtio_pci0]
100051 I [irq27: virtio_pci0]
100052 I [irq28: virtio_pci1]
100053 I [irq29: virtio_pci1]
100054 I [irq30: virtio_pci1]
100055 I [irq31: virtio_pci1]
100056 I [irq32: virtio_pci1]
100061 I [irq10: virtio_pci2]
100063 I [irq1: atkbd0]
100064 I [irq12: psm0]
100065 I [swi0: uart uart++]
100073 I [swi1: pf send]
11 0 0 0 RL (threaded) [idle]
100003 CanRun [idle: cpu0]
100004 CanRun [idle: cpu1]
1 0 1 0 SLs wait 0xfffffe0053d51538 [init]
10 0 0 0 DL audit_w 0xffffffff841a0800 [audit]
0 0 0 0 RLs (threaded) [kernel]
100000 D swapin 0xffffffff84029dc0 [swapper]
100005 D - 0xfffffe0053c0d800 [softirq_0]
100006 D - 0xfffffe0053c0d600 [softirq_1]
100007 D - 0xfffffe0053c0d400 [if_io_tqg_0]
100008 D - 0xfffffe0053c0d200 [if_io_tqg_1]
100009 D - 0xfffffe0053c0d000 [if_config_tqg_0]
100012 RunQ [thread taskq]
100013 D - 0xfffffe0007919400 [inm_free taskq]
100015 D - 0xfffffe0007919200 [kqueue_ctx taskq]
100016 D - 0xfffffe0007919100 [linuxkpi_irq_wq]
100017 D - 0xfffffe0007919000 [aiod_kick taskq]
100018 D - 0xfffffe0053df6e00 [in6m_free taskq]
100019 D - 0xfffffe0053df6d00 [pci_hp taskq]
100020 D - 0xfffffe0053df6c00 [linuxkpi_short_wq_0]
100021 D - 0xfffffe0053df6c00 [linuxkpi_short_wq_1]
100022 D - 0xfffffe0053df6c00 [linuxkpi_short_wq_2]
100023 D - 0xfffffe0053df6c00 [linuxkpi_short_wq_3]
100024 D - 0xfffffe0053df6b00 [linuxkpi_long_wq_0]
100025 D - 0xfffffe0053df6b00 [linuxkpi_long_wq_1]
100026 D - 0xfffffe0053df6b00 [linuxkpi_long_wq_2]
100027 D - 0xfffffe0053df6b00 [linuxkpi_long_wq_3]
100036 D - 0xfffffe0053df6a00 [firmware taskq]
100040 D - 0xfffffe0053df6900 [crypto_0]
100041 D - 0xfffffe0053df6900 [crypto_1]
100057 D - 0xfffffe0053df6700 [vtnet0 rxq 0]
100058 D - 0xfffffe0053df6600 [vtnet0 txq 0]
100059 D - 0xfffffe0053df6500 [vtnet0 rxq 1]
100060 D - 0xfffffe0053df6400 [vtnet0 txq 1]
100062 D vtbslp 0xfffffe0056fc0380 [virtio_balloon]
100066 D - 0xfffffe0053df6300 [mca taskq]
100071 D - 0xffffffff82c49760 [deadlkres]
100076 D - 0xfffffe005838de00 [acpi_task_0]
100077 D - 0xfffffe005838de00 [acpi_task_1]
100078 D - 0xfffffe005838de00 [acpi_task_2]
100079 D - 0xfffffe0053df6800 [CAM taskq]
db> show all locks
Process 3879 (syz-executor.1) thread 0xfffffe00a5133c80 (104075)
exclusive sleep mutex sctp-tcb (tcb) r = 0 (0xfffffe00a7708380) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_usrreq.c:692
exclusive sleep mutex sctp-inp (inp) r = 0 (0xfffffe00a77f8968) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_usrreq.c:674
Process 3875 (syz-executor.2) thread 0xfffffe00a78533a0 (105524)
exclusive sleep mutex process lock (process lock) r = 0 (0xfffffe00a74e6b98) locked @ /syzkaller/managers/main/kernel/sys/kern/kern_thr.c:345
Process 12 (intr) thread 0xfffffe0053df7000 (100030)
exclusive sleep mutex sctp-tcb (tcb) r = 0 (0xfffffe00a751da90) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.c:2143
Process 0 (kernel) thread 0xfffffe0053df21e0 (100012)
exclusive sleep mutex kernel arena (kernel arena) r = 0 (0xffffffff840aa580) locked @ /syzkaller/managers/main/kernel/sys/kern/subr_vmem.c:789
exclusive sleep mutex vmem list lock (vmem list lock) r = 0 (0xffffffff83409bc0) locked @ /syzkaller/managers/main/kernel/sys/kern/subr_vmem.c:784
db> show malloc
Type InUse MemUse Requests
pf_hash 5 11524K 5
devbuf 4216 4338K 4244
tcp_hpts 6 3201K 6
sctp_stro 70 2121K 1323
sysctloid 34320 2027K 34387
vtbuf 24 1968K 46
kobj 326 1304K 486
newblk 6 1026K 6646
vfscache 3 1025K 3
pcb 337 882K 7051
filedesc 102 810K 5697
inodedep 10 516K 3135
ufs_quota 1 512K 1
vfs_hash 1 512K 1
callout 2 512K 2
subproc 236 484K 4011
intr 4 472K 4
vmem 3 274K 5
acpica 1674 184K 54806
vnet_data 1 168K 1
tidhash 3 141K 3
linker 357 140K 413
pagedep 9 130K 2861
tfo_ccache 1 128K 1
DEVFS1 107 107K 124
sem 4 106K 4
BPF 46 88K 46
sctp_atcl 227 86K 4462
bus 986 80K 3469
mtx_pool 2 72K 2
syncache 1 68K 1
acpitask 1 64K 1
ddb_capture 1 64K 1
module 510 64K 510
umtx 484 61K 484
kdtrace 313 58K 9434
temp 35 33K 2939
hostcache 1 32K 1
shm 1 32K 16
DEVFS3 126 32K 136
msg 4 30K 4
gtaskqueue 18 26K 18
kbdmux 6 22K 6
ifaddr 70 20K 72
DEVFS_RULE 56 20K 56
ufs_mount 5 17K 6
proc 3 17K 3
routetbl 132 17K 669
tty 16 16K 16
ithread 99 16K 99
lltable 47 15K 218
bus-sc 33 14K 1684
KTRACE 100 13K 100
ifnet 7 13K 7
ether_multi 152 13K 162
sctp_atky 300 12K 5897
ksem 31 12K 35
kenv 95 12K 95
eventhandler 133 12K 133
CAM queue 5 11K 1528
DEVFSP 159 10K 663
rman 84 10K 425
GEOM 60 10K 489
kqueue 111 10K 3896
in6_multi 65 9K 65
bmsafemap 2 9K 3068
UART 12 9K 12
devstat 4 9K 4
sctp_timw 32 8K 32
rpc 2 8K 2
shmfd 1 8K 24
pfs_vncache 1 8K 1
pfs_nodes 20 8K 20
audit_evclass 236 8K 294
cred 27 7K 333
pwddesc 108 7K 3889
taskqueue 60 7K 60
sglist 5 7K 5
CAM DEV 3 6K 510
plimit 24 6K 559
xform 81 6K 1043
ufs_dirhash 24 5K 24
pf_ifnet 11 5K 153
session 36 5K 63
UMA 270 5K 270
vt 11 5K 11
memdesc 1 4K 1
MCA 32 4K 32
evdev 4 4K 4
kcovinfo 64 4K 68
sctp_athm 227 4K 4524
acpisem 28 4K 28
selfd 55 4K 68078
lockf 32 4K 339
hhook 15 4K 17
fpukern_ctx 3 3K 3
proc-args 52 3K 724
terminal 11 3K 11
select 19 3K 149
uidinfo 3 3K 20
sctp_map 140 3K 2632
local_apic 1 2K 1
io_apic 1 2K 1
ipsec-saq 2 2K 2
ip6ndp 12 2K 13
Unitno 31 2K 123
sctp_ifa 13 2K 14
CAM XPT 22 2K 543
sctp_stri 3 2K 152
in_multi 6 2K 8
ipsecpolicy 2 2K 2
acpidev 20 2K 20
msi 9 2K 9
clone 9 2K 9
tun 7 2K 7
softdep 1 1K 1
sahead 1 1K 1
secasvar 1 1K 1
nhops 6 1K 8
vnodemarker 2 1K 244
NFSD session 1 1K 1
CAM periph 4 1K 271
inpcbpolicy 26 1K 2856
sctp_ifn 6 1K 14
ipsec 3 1K 3
mld 6 1K 6
igmp 6 1K 6
toponodes 6 1K 6
isadev 6 1K 6
mount 16 1K 89
pci_link 10 1K 10
pf_osfp 6 1K 6
crypto 4 1K 317
encap_export_host 12 1K 12
procdesc 5 1K 18
newdirblk 4 1K 2795
mkdir 4 1K 5590
diradd 4 1K 2951
pfil 4 1K 4
cdev 2 1K 2
osd 8 1K 1198
chacha20random 1 1K 1
NFSD lckfile 1 1K 1
NFSD V4client 1 1K 1
DEVFS 9 1K 10
vnodes 1 1K 3
CAM SIM 2 1K 2
ktls 1 1K 1
feeder 7 1K 7
ip6_msource 3 1K 11
tcpfunc 3 1K 3
loginclass 3 1K 6
prison 6 1K 6
lkpikmalloc 5 1K 6
aesni_data 2 1K 2
sctp_aadr 2 1K 9
apmdev 1 1K 1
atkbddev 2 1K 2
CAM dev queue 2 1K 2
CAM I/O Scheduler 1 1K 1
CAM path 4 1K 1034
pmchooks 1 1K 1
nexusdev 7 1K 7
soname 4 1K 7641
filecaps 5 1K 124
sctp_vrf 1 1K 1
freework 1 1K 3335
vnet 1 1K 1
entropy 2 1K 51
acpiintr 1 1K 1
pmc 1 1K 1
cpus 2 1K 2
vnet_data_free 1 1K 1
Per-cpu 1 1K 1
p1003.1b 1 1K 1
sctp_mcore 0 0K 0
sctp_socko 0 0K 2021
sctp_iter 0 0K 15
sctp_mvrf 0 0K 0
sctp_cpal 0 0K 3
sctp_cmsg 0 0K 0
sctp_stre 0 0K 0
sctp_athi 0 0K 0
sctp_a_it 0 0K 12
mqdata 0 0K 0
tcp_do 0 0K 0
tcp_fsb 0 0K 476
chd data 0 0K 32
dctcp data 0 0K 14
htcp data 0 0K 24
cdg data 0 0K 13
vegas data 0 0K 11
pf_table 0 0K 62
pf_rule 0 0K 154
pf_altq 0 0K 0
pf_temp 0 0K 0
cubic data 0 0K 4
NEWdirectio 0 0K 0
NEWNFSnode 0 0K 0
madt_table 0 0K 2
smartpqi 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
iavf 0 0K 0
ixl 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
ice-resmgr 0 0K 0
ice-osdep 0 0K 0
ice 0 0K 0
axgbe 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
xen_intr 0 0K 0
gntdev 0 0K 0
privcmd_dev 0 0K 0
xen_hvm 0 0K 0
legacydrv 0 0K 0
qpidrv 0 0K 0
evtchn_dev 0 0K 0
xenstore 0 0K 0
dmar_idpgtbl 0 0K 0
dmar_dom 0 0K 0
dmar_ctx 0 0K 0
ciss_data 0 0K 0
BACKLIGHT 0 0K 0
xnb 0 0K 0
isci 0 0K 0
iommu_dmamap 0 0K 0
xbbd 0 0K 0
hyperv_socket 0 0K 0
bxe_ilt 0 0K 0
xenbus 0 0K 0
xbd 0 0K 0
Balloon 0 0K 0
sysmouse 0 0K 0
vm_fictitious 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
pvscsi 0 0K 0
scsi_da 0 0K 69
UMAHash 0 0K 0
ata_da 0 0K 0
vm_pgdata 0 0K 0
jblocks 0 0K 0
savedino 0 0K 1954
sentinel 0 0K 0
jfsync 0 0K 0
jtrunc 0 0K 0
sbdep 0 0K 119
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
dirrem 0 0K 2908
freefile 0 0K 2861
freeblks 0 0K 2853
freefrag 0 0K 2
allocindir 0 0K 0
indirdep 0 0K 417
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
scsi_ch 0 0K 0
scsi_cd 0 0K 0
AHCI driver 0 0K 0
USBdev 0 0K 0
USB 0 0K 0
agp 0 0K 0
nvme_da 0 0K 0
ktls_ocf 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
MLX5E_TLS 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EN 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
MLX5DUMP 0 0K 0
MLX5EEPROM 0 0K 0
MLX5EEPROM 0 0K 0
seq_file 0 0K 0
radix 0 0K 0
idr 0 0K 0
lkpifw 0 0K 0
NLM 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 45
ip6_moptions 0 0K 7
in6_mfilter 0 0K 26
frag6 0 0K 0
tcplog 0 0K 0
tcp_hwpace 0 0K 0
acpipwr 0 0K 0
acpi_perf 0 0K 0
LRO 0 0K 0
newreno data 0 0K 0
ip_msource 0 0K 0
ip_moptions 0 0K 5
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 2
VN POLL 0 0K 0
twsbuf 0 0K 0
statfs 0 0K 3012
namei_tracker 0 0K 2
export_host 0 0K 0
cl_savebuf 0 0K 32
twe_commands 0 0K 0
twa_commands 0 0K 0
tcp_log_dev 0 0K 101
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
acpicmbat 0 0K 0
SIIS driver 0 0K 0
CAM CCB 0 0K 7435
PUC 0 0K 0
ppbusdev 0 0K 0
agtiapi_MemAlloc malloc 0 0K 0
biobuf 0 0K 0
aios 0 0K 0
lio 0 0K 2
acl 0 0K 0
osti_cacheable 0 0K 0
mbuf_tag 0 0K 161
tempbuff 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
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
MVS driver 0 0K 0
CAM ccb queue 0 0K 0
mrsasbuf 0 0K 0
mpt_user 0 0K 0
mps_user 0 0K 0
accf 0 0K 0
pts 0 0K 0
iov 0 0K 18825
ioctlops 0 0K 833
eventfd 0 0K 0
Witness 0 0K 0
stack 0 0K 0
MPSSAS 0 0K 0
mps 0 0K 0
mpr_user 0 0K 0
MPRSAS 0 0K 0
mpr 0 0K 0
mfibuf 0 0K 0
sbuf 0 0K 288
md_sectors 0 0K 0
firmware 0 0K 0
compressor 0 0K 0
md_disk 0 0K 2
SWAP 0 0K 0
malodev 0 0K 0
LED 0 0K 0
sysctltmp 0 0K 903
sysctl 0 0K 3
ekcd 0 0K 0
dumper 0 0K 0
sendfile 0 0K 9
rctl 0 0K 0
ix_sriov 0 0K 0
aacraidcam 0 0K 0
aacraid_buf 0 0K 0
ix 0 0K 0
ipsbuf 0 0K 0
cache 0 0K 0
iirbuf 0 0K 0
prison_racct 0 0K 0
Fail Points 0 0K 0
sigio 0 0K 1
filedesc_to_leader 0 0K 15
pwd 0 0K 0
tty console 0 0K 0
aaccam 0 0K 0
aacbuf 0 0K 0
zstd 0 0K 0
XZ_DEC 0 0K 0
nvlist 0 0K 0
SCSI ENC 0 0K 0
SCSI sa 0 0K 0
scsi_pass 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
tmpfs dir 0 0K 0
tmpfs name 0 0K 0
tmpfs mount 0 0K 0
NFS FHA 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 diroff 0 0K 0
db> show uma
Zone Size Used Free Requests Sleeps Bucket Total Mem XFree
mbuf_jumbo_page 4096 8322 967 1329421 0 254 38047744 0
tcp_log 416 0 11304 150625 0 254 4702464 0
pbuf 2624 0 957 0 0 2 2511168 0
mbuf 256 8849 676 2867424 0 254 2438400 0
RADIX NODE 144 16420 207 144388 0 62 2394288 0
BUF TRIE 144 355 11405 5559 0 62 1693440 0
malloc-384 384 4267 13 4438 0 30 1643520 0
malloc-128 128 11347 123 11604 0 126 1468160 0
malloc-4096 4096 327 2 658 0 2 1347584 0
mbuf_cluster 2048 615 1 615 0 254 1261568 0
UMA Slabs 0 112 10783 86 10783 0 126 1217328 0
vmem btag 56 18701 138 18701 0 254 1054984 0
malloc-16384 16384 51 6 2852 0 1 933888 0
FFS inode 1160 561 27 3429 0 8 682080 0
tcp_bbr_map 128 0 5022 197825 0 126 642816 0
ertt_txseginfo 40 0 15453 557724 0 254 618120 0
malloc-4096 4096 132 6 4439 0 2 565248 0
256 Bucket 2048 247 15 18392 0 8 536576 0
VM OBJECT 264 1878 87 59301 0 30 518760 0
THREAD 1808 203 39 5549 0 8 437536 0
malloc-2048 2048 155 51 3060 0 8 421888 0
MAP ENTRY 96 3980 346 220644 0 126 415296 0
lkpimm 160 1 2324 1 0 62 372000 0
lkpicurr 160 2 2323 2 0 62 372000 0
sctp_asoc 2288 70 65 1316 0 254 308880 0
sctp_ep 1280 154 86 3048 0 254 307200 0
VNODE 448 600 75 3470 0 30 302400 0
malloc-64 64 4193 406 72610 0 254 294336 0
malloc-256 256 116 919 16164 0 62 264960 0
socket 944 144 136 7384 0 254 264320 0
malloc-65536 65536 4 0 4 0 1 262144 0
malloc-32768 32768 0 8 168 0 1 262144 0
VMSPACE 2544 82 11 3856 0 4 236592 0
malloc-16 16 14171 329 18193 0 254 232000 0
DEVCTL 1024 0 220 153 0 0 225280 0
malloc-65536 65536 1 2 36 0 1 196608 0
malloc-32768 32768 0 6 278 0 1 196608 0
UMA Zones 768 242 2 242 0 16 187392 0
malloc-32 32 5364 54 5685 0 254 173376 0
malloc-128 128 1259 74 8259 0 126 170624 0
malloc-128 128 1265 68 32323 0 126 170624 0
PROC 1336 108 18 3883 0 8 168336 0
mbuf_packet 256 64 551 13220 0 254 157440 0
FFS2 dinode 256 561 24 3428 0 62 149760 0
malloc-1024 1024 77 67 1855 0 16 147456 0
S VFS Cache 104 1079 325 4101 0 126 146016 0
filedesc0 1072 109 24 3889 0 8 142576 0
malloc-384 384 227 133 4480 0 30 138240 0
malloc-65536 65536 2 0 2 0 1 131072 0
malloc-65536 65536 0 2 488 0 1 131072 0
malloc-65536 65536 2 0 2 0 1 131072 0
clpbuf 2624 0 48 612 0 16 125952 0
128 Bucket 1024 91 32 2487 0 16 125952 0
sctp_raddr 736 69 96 1502 0 254 121440 0
malloc-1024 1024 110 6 127 0 16 118784 0
ksiginfo 112 111 933 3148 0 126 116928 0
malloc-256 256 216 204 11128 0 62 107520 0
malloc-2048 2048 7 43 7457 0 8 102400 0
malloc-16384 16384 4 2 179 0 1 98304 0
malloc-384 384 9 231 3157 0 30 92160 0
UMA Kegs 384 227 6 227 0 30 89472 0
malloc-128 128 303 317 3319 0 126 79360 0
malloc-256 256 203 97 3538 0 62 76800 0
malloc-8192 8192 5 4 134 0 1 73728 0
malloc-65536 65536 0 1 8 0 1 65536 0
malloc-32768 32768 2 0 2 0 1 65536 0
malloc-32768 32768 0 2 12 0 1 65536 0
malloc-8192 8192 6 2 8 0 1 65536 0
64 Bucket 512 84 44 9206 0 30 65536 0
g_bio 408 0 160 21490 0 30 65280 0
malloc-4096 4096 12 1 23 0 2 53248 0
malloc-2048 2048 4 22 511 0 8 53248 0
malloc-256 256 151 44 420 0 62 49920 0
32 Bucket 256 61 134 25314 0 62 49920 0
malloc-16384 16384 3 0 3 0 1 49152 0
malloc-8192 8192 4 2 6 0 1 49152 0
Files 80 451 149 19267 0 126 48000 0
tcpcb 1080 4 38 1187 0 254 45360 0
malloc-64 64 624 69 22136 0 254 44352 0
malloc-8192 8192 5 0 5 0 1 40960 0
pcpu-8 8 4725 395 7805 0 254 40960 0
malloc-384 384 75 25 270 0 30 38400 0
malloc-256 256 114 36 1213 0 62 38400 0
DIRHASH 1024 34 2 34 0 16 36864 0
NAMEI 1024 0 36 28809 0 16 36864 0
malloc-4096 4096 9 0 9 0 2 36864 0
malloc-64 64 478 89 690 0 254 36288 0
udplite_inpcb 496 8 64 1287 0 254 35712 0
TURNSTILE 136 243 9 243 0 62 34272 0
malloc-32768 32768 1 0 1 0 1 32768 0
malloc-4096 4096 3 5 3016 0 2 32768 0
malloc-4096 4096 2 6 12 0 2 32768 0
pcpu-64 64 487 25 487 0 254 32768 0
PWD 32 59 949 2897 0 254 32256 0
tcp_inpcb 496 5 59 1187 0 254 31744 0
tcp_rack_pcb 832 0 36 476 0 16 29952 0
pipe 744 25 15 521 0 16 29760 0
malloc-2048 2048 12 2 204 0 8 28672 0
malloc-1024 1024 13 15 1550 0 16 28672 0
malloc-64 64 303 138 7941 0 254 28224 0
malloc-64 64 174 267 3593 0 254 28224 0
KNOTE 160 28 147 91368 0 62 28000 0
malloc-256 256 29 76 3030 0 62 26880 0
SLEEPQUEUE 88 243 45 243 0 126 25344 0
malloc-8192 8192 2 1 4 0 1 24576 0
malloc-2048 2048 5 7 333 0 8 24576 0
malloc-32 32 347 409 11794 0 254 24192 0
ttyinq 160 135 15 300 0 62 24000 0
8 Bucket 80 55 245 1925 0 126 24000 0
ttyoutq 256 72 18 160 0 62 23040 0
malloc-256 256 34 56 1320 0 62 23040 0
malloc-2048 2048 2 8 64 0 8 20480 0
malloc-1024 1024 17 3 17 0 16 20480 0
malloc-128 128 89 66 3050 0 126 19840 0
malloc-128 128 10 145 468 0 126 19840 0
sctp_chunk 152 57 73 474 0 254 19760 0
Mountpoints 2752 2 5 2 0 4 19264 0
unpcb 256 20 55 1423 0 254 19200 0
malloc-384 384 35 15 37 0 30 19200 0
malloc-384 384 36 14 36 0 30 19200 0
malloc-256 256 39 36 421 0 62 19200 0
malloc-8192 8192 2 0 2 0 1 16384 0
malloc-4096 4096 2 2 85 0 2 16384 0
malloc-2048 2048 2 6 506 0 8 16384 0
malloc-1024 1024 11 5 11 0 16 16384 0
malloc-64 64 166 86 670 0 254 16128 0
malloc-64 64 158 94 322 0 254 16128 0
malloc-32 32 252 252 5049 0 254 16128 0
vtnet_tx_hdr 24 0 668 999944 0 254 16032 0
malloc-16 16 235 765 4752 0 254 16000 0
domainset 40 0 378 188 0 254 15120 0
tcp_bbr_pcb 832 0 18 393 0 16 14976 0
malloc-1024 1024 8 4 9 0 16 12288 0
malloc-512 512 10 14 201 0 30 12288 0
malloc-512 512 12 12 12 0 30 12288 0
malloc-512 512 3 21 178 0 30 12288 0
tcp_rack_map 112 0 108 1023 0 126 12096 0
malloc-32 32 160 218 278 0 254 12096 0
16 Bucket 144 58 26 572 0 62 12096 0
malloc-16 16 346 404 624 0 254 12000 0
ripcb 496 7 17 117 0 254 11904 0
udp_inpcb 496 6 18 265 0 254 11904 0
kenv 258 15 30 1042 0 30 11610 0
routing nhops 256 27 18 34 0 62 11520 0
malloc-8192 8192 1 0 1 0 1 8192 0
malloc-1024 1024 2 6 15 0 16 8192 0
malloc-1024 1024 1 7 59 0 16 8192 0
malloc-512 512 1 15 16 0 30 8192 0
malloc-512 512 3 13 245 0 30 8192 0
rtentry 176 30 16 34 0 62 8096 0
PGRP 88 36 56 63 0 126 8096 0
rl_entry 40 92 110 92 0 254 8080 0
sctp_stream_msg_out 112 9 63 314 0 254 8064 0
sctp_laddr 48 19 149 878 0 254 8064 0
udpcb 32 6 246 1552 0 254 8064 0
ertt 72 4 108 1187 0 126 8064 0
malloc-64 64 12 114 109 0 254 8064 0
malloc-32 32 138 114 205 0 254 8064 0
malloc-32 32 25 227 131 0 254 8064 0
malloc-32 32 38 214 874 0 254 8064 0
4 Bucket 48 7 161 107 0 254 8064 0
2 Bucket 32 63 189 957 0 254 8064 0
malloc-16 16 6 494 1194 0 254 8000 0
malloc-16 16 16 484 19 0 254 8000 0
malloc-16 16 187 313 1417 0 254 8000 0
malloc-16 16 29 471 28472 0 254 8000 0
malloc-128 128 25 37 124 0 126 7936 0
malloc-128 128 10 52 539 0 126 7936 0
sctp_readq 152 0 52 62 0 254 7904 0
cryptop 280 0 28 49 0 30 7840 0
AIOCB 552 1 13 20 0 16 7728 0
malloc-384 384 1 19 349 0 30 7680 0
malloc-384 384 1 19 8 0 30 7680 0
FPU_save_area 832 1 8 1 0 16 7488 0
cpuset 104 8 54 232 0 126 6448 0
epoch_record pcpu 256 4 12 4 0 62 4096 0
malloc-2048 2048 1 1 1 0 8 4096 0
malloc-512 512 4 4 6 0 30 4096 0
malloc-512 512 0 8 2 0 30 4096 0
pcpu-16 16 7 249 7 0 254 4096 0
sctp_asconf_ack 48 1 83 1 0 254 4032 0
hostcache 64 1 62 1 0 254 4032 0
syncache 168 0 24 5 0 254 4032 0
AIOP 32 4 122 4 0 254 4032 0
AIO 208 1 18 3 0 62 3952 0
UMA Slabs 1 176 9 13 9 0 62 3872 0
AIOLIO 272 0 14 2 0 30 3808 0
mqnode 416 3 6 3 0 30 3744 0
KMAP ENTRY 96 12 27 14 0 0 3744 0
vmem 1856 1 1 1 0 8 3712 0
SMR CPU 32 3 60 3 0 254 2016 0
SMR SHARED 24 3 60 3 0 254 1512 0
FFS1 dinode 128 0 0 0 0 126 0 0
da_ccb 544 0 0 0 0 16 0 0
ada_ccb 272 0 0 0 0 30 0 0
swblk 136 0 0 0 0 62 0 0
swpctrie 144 0 0 0 0 62 0 0
sctp_asconf 40 0 0 0 0 254 0 0
cdg_qdiffsample 16 0 0 0 0 254 0 0
pf state scrubs 40 0 0 0 0 254 0 0
pf frag entries 40 0 0 0 0 254 0 0
---
This report is generated by a bot. It may contain errors.
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syzbot
Feb 11, 2022, 11:29:12 PM2/11/22
to syzkaller-f...@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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