Fatal trap NUM: page fault in sctp_ss_prio_select
0 views
Skip to first unread message
syzbot
Sep 25, 2021, 12:16:17 PM9/25/21
to syzkaller-f...@googlegroups.com
Hello,
syzbot found the following issue on:
HEAD commit: f766826fe3b8 amd64: Remove proc0_tf, the bootstrap trapframe
git tree: https://github.com/freebsd/freebsd-src.git main
console output: https://syzkaller.appspot.com/x/log.txt?x=12689213300000
dashboard link: https://syzkaller.appspot.com/bug?extid=0a0857458f4a7b0507c8
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+0a0857...@syzkaller.appspotmail.com
Fatal trap 12: page fault while in kernel mode
cpuid = 1; apic id = 01
fault virtual address = 0x1f
fault code = supervisor read data, page not present
instruction pointer = 0x20:0xffffffff84a63bcb
stack pointer = 0x28:0xfffffe009bf36ef0
frame pointer = 0x28:0xfffffe009bf36f30
code segment = base 0x0, limit 0xfffff, type 0x1b
= DPL 0, pres 1, long 1, def32 0, gran 1
processor eflags = interrupt enabled, resume, IOPL = 0
current process = 990 (syz-executor.0)
trap number = 12
panic: page fault
cpuid = 1
time = 1632586515
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0xc7/frame 0xfffffe009bf366f0
kdb_backtrace() at kdb_backtrace+0xd3/frame 0xfffffe009bf36850
vpanic() at vpanic+0x2c5/frame 0xfffffe009bf36930
panic() at panic+0xb5/frame 0xfffffe009bf369f0
trap_fatal() at trap_fatal+0x6a4/frame 0xfffffe009bf36af0
trap_pfault() at trap_pfault+0x186/frame 0xfffffe009bf36c30
trap() at trap+0x5e7/frame 0xfffffe009bf36e20
calltrap() at calltrap+0x8/frame 0xfffffe009bf36e20
--- trap 0xc, rip = 0xffffffff84a63bcb, rsp = 0xfffffe009bf36ef0, rbp = 0xfffffe009bf36f30 ---
sctp_ss_prio_select() at sctp_ss_prio_select+0x9b/frame 0xfffffe009bf36f30
sctp_med_chunk_output() at sctp_med_chunk_output+0x190c/frame 0xfffffe009bf37ae0
sctp_chunk_output() at sctp_chunk_output+0x2b25/frame 0xfffffe009bf38740
sctp_inpcb_free() at sctp_inpcb_free+0xbcc/frame 0xfffffe009bf387d0
sctp_close() at sctp_close+0x1fb/frame 0xfffffe009bf388b0
soclose() at soclose+0x3fe/frame 0xfffffe009bf389c0
_fdrop() at _fdrop+0x58/frame 0xfffffe009bf389f0
closef() at closef+0x686/frame 0xfffffe009bf38bd0
closefp_impl() at closefp_impl+0xd9/frame 0xfffffe009bf38c10
kern_dup() at kern_dup+0xb6d/frame 0xfffffe009bf38d30
amd64_syscall() at amd64_syscall+0x425/frame 0xfffffe009bf38f30
fast_syscall_common() at fast_syscall_common+0xf8/frame 0xfffffe009bf38f30
--- syscall (198, FreeBSD ELF64, nosys), rip = 0x289e4a, rsp = 0x7fffdfffdf08, rbp = 0x7fffdfffdf70 ---
KDB: enter: panic
[ thread pid 990 tid 100274 ]
Stopped at kdb_enter+0x6b: movq $0,0x28e0d7a(%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 0x1d146a9ce22d50b8
rdx 0x3ffff
rbx 0
rsp 0xfffffe009bf36830
rbp 0xfffffe009bf36850
rsi 0x40001
rdi 0xffffffff817bc0ca vprintf+0x35a
r8 0
r9 0xfffffe009bf36368
r10 0
r11 0xfffffe009eabcc50
r12 0xfffffe009eabc740
r13 0xfffffe009bf36801
r14 0xffffffff82c7ed40 .str.18
r15 0xffffffff82c7ed40 .str.18
rip 0xffffffff817afa3b kdb_enter+0x6b
rflags 0x46
kdb_enter+0x6b: movq $0,0x28e0d7a(%rip)
db> show proc
Process 990 (syz-executor.0) at 0xfffffe009ea84000:
state: NORMAL
uid: 0 gids: 0, 0, 5
parent: pid 784 at 0xfffffe009e574a70
ABI: FreeBSD ELF64
flag: 0x10000080 flag2: 0
arguments: /root/syz-executor.0
reaper: 0xfffffe0053d60538 reapsubtree: 1
sigparent: 20
vmspace: 0xfffffe009eaee000
(map 0xfffffe009eaee000)
(map.pmap 0xfffffe009eaee0c0)
(pmap 0xfffffe009eaee120)
threads: 2
100143 RunQ syz-executor.0
100274 Run CPU 1 syz-executor.0
db> ps
pid ppid pgrp uid state wmesg wchan cmd
994 789 789 0 R syz-executor.3
992 785 785 0 R (threaded) syz-executor.1
100243 RunQ syz-executor.1
100277 L *sctp-in 0xfffffe0058788300 syz-executor.1
100278 Run CPU 0 syz-executor.1
100279 RunQ syz-executor.1
990 784 784 0 R (threaded) syz-executor.0
100143 RunQ syz-executor.0
100274 Run CPU 1 syz-executor.0
986 788 788 0 LE *sctp-in 0xfffffe0058788300 syz-executor.2
893 1 893 0 Ss select 0xfffffe009ea95bc0 rtsol
891 1 891 0 Ss select 0xfffffe009ea97140 rtsol
889 1 889 0 Ss select 0xfffffe009ea95c40 rtsol
884 799 436 0 S kqread 0xfffffe009eacfa00 rtsol
799 791 436 0 S wait 0xfffffe009ea10538 sh
791 436 436 0 S wait 0xfffffe009e574000 sh
789 782 789 0 Rs syz-executor.3
788 782 788 0 Rs syz-executor.2
785 782 785 0 Rs syz-executor.1
784 782 784 0 Rs syz-executor.0
782 780 780 0 S (threaded) syz-fuzzer
100116 S uwait 0xfffffe00575e1200 syz-fuzzer
100118 S uwait 0xfffffe00575e1400 syz-fuzzer
100119 S uwait 0xfffffe0058964300 syz-fuzzer
100120 S uwait 0xfffffe0058964400 syz-fuzzer
100121 S uwait 0xfffffe009ea09980 syz-fuzzer
100122 S kqread 0xfffffe0058977b00 syz-fuzzer
100123 S uwait 0xfffffe009ea09680 syz-fuzzer
100125 S uwait 0xfffffe009ea09a80 syz-fuzzer
100126 S uwait 0xfffffe009ea09880 syz-fuzzer
780 778 780 0 Ss pause 0xfffffe009e9eb0b0 csh
778 694 778 0 Ss select 0xfffffe0058b200c0 sshd
760 1 760 0 Ss+ ttyin 0xfffffe0057014cb0 getty
759 1 759 0 Ss+ ttyin 0xfffffe00575fa0b0 getty
758 1 758 0 Ss+ ttyin 0xfffffe00575fa8b0 getty
757 1 757 0 Ss+ ttyin 0xfffffe00575f60b0 getty
756 1 756 0 Ss+ ttyin 0xfffffe00575f68b0 getty
755 1 755 0 Ss+ ttyin 0xfffffe00575f20b0 getty
754 1 754 0 Ss+ ttyin 0xfffffe00575f28b0 getty
753 1 753 0 Ss+ ttyin 0xfffffe00575ec0b0 getty
752 1 752 0 Ss+ ttyin 0xfffffe00575ec8b0 getty
750 1 24 0 S+ piperd 0xfffffe00588e48b8 logger
749 748 24 0 S+ nanslp 0xffffffff8405d6c0 sleep
748 1 24 0 S+ wait 0xfffffe00588ed000 sh
698 1 698 0 Ss nanslp 0xffffffff8405d6c0 cron
694 1 694 0 Ss select 0xfffffe00574305c0 sshd
507 1 507 0 Ds biowr 0xfffffe0007957158 syslogd
436 1 436 0 Ss wait 0xfffffe009e3f6538 devd
435 1 435 65 Ss select 0xfffffe00574307c0 dhclient
350 1 350 0 Ss select 0xfffffe0058b208c0 dhclient
347 1 347 0 Ss select 0xfffffe0058b20bc0 dhclient
23 0 0 0 DL syncer 0xffffffff84185a60 [syncer]
22 0 0 0 DL vlruwt 0xfffffe005877ea70 [vnlru]
21 0 0 0 DL (threaded) [bufdaemon]
100085 D qsleep 0xffffffff84183760 [bufdaemon]
100088 D - 0xffffffff83411f80 [bufspacedaemon-0]
100100 D sdflush 0xfffffe005884f4e8 [/ worker]
20 0 0 0 DL psleep 0xffffffff841bbc80 [vmdaemon]
19 0 0 0 DL (threaded) [pagedaemon]
100083 D psleep 0xffffffff841af7b8 [dom0]
100089 D launds 0xffffffff841af7c4 [laundry: dom0]
100090 D umarcl 0xffffffff81eb25d0 [uma]
18 0 0 0 DL - 0xffffffff83e13da0 [rand_harvestq]
17 0 0 0 DL waiting 0xffffffff84af05a0 [sctp_iterator]
16 0 0 0 DL pftm 0xffffffff84d901a0 [pf purge]
15 0 0 0 DL - 0xffffffff8417e980 [soaiod4]
9 0 0 0 DL - 0xffffffff8417e980 [soaiod3]
8 0 0 0 DL - 0xffffffff8417e980 [soaiod2]
7 0 0 0 DL - 0xffffffff8417e980 [soaiod1]
6 0 0 0 RL (threaded) [cam]
100048 RunQ [doneq0]
100049 D - 0xffffffff83c99540 [async]
100082 D - 0xffffffff83c993c0 [scanner]
14 0 0 0 DL seqstat 0xfffffe0056ac8c88 [sequencer 00]
5 0 0 0 DL crypto_ 0xfffffe00541c9d80 [crypto returns 1]
4 0 0 0 DL crypto_ 0xfffffe00541c9d30 [crypto returns 0]
3 0 0 0 DL crypto_ 0xffffffff841a9860 [crypto]
13 0 0 0 DL (threaded) [geom]
100039 D - 0xffffffff84030c80 [g_event]
100040 D - 0xffffffff84030cc0 [g_up]
100041 D - 0xffffffff84030d00 [g_down]
2 0 0 0 DL (threaded) [KTLS]
100029 D - 0xfffffe00081f6d00 [thr_0]
100030 D - 0xfffffe00081f6d80 [thr_1]
100031 D - 0xffffffff8417fd08 [alloc_0]
12 0 0 0 WL (threaded) [intr]
100011 I [swi6: task queue]
100012 I [swi6: Giant taskq]
100014 I [swi5: fast taskq]
100032 I [swi1: netisr 0]
100033 I [swi3: vm]
100034 I [swi4: clock (0)]
100035 I [swi4: clock (1)]
100036 I [swi1: hpts]
100037 I [swi1: hpts]
100050 I [irq24: virtio_pci0]
100051 I [irq25: virtio_pci0]
100052 I [irq26: virtio_pci0]
100053 I [irq27: virtio_pci0]
100054 I [irq28: virtio_pci1]
100055 I [irq29: virtio_pci1]
100056 I [irq30: virtio_pci1]
100057 I [irq31: virtio_pci1]
100058 I [irq32: virtio_pci1]
100063 I [irq10: virtio_pci2]
100065 I [irq1: atkbd0]
100066 I [irq12: psm0]
100067 I [swi0: uart uart++]
100075 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 0xfffffe0053d60538 [init]
10 0 0 0 DL audit_w 0xffffffff841aa800 [audit]
0 0 0 0 DLs (threaded) [kernel]
100000 D swapin 0xffffffff84031b80 [swapper]
100005 D - 0xfffffe00081f8900 [softirq_0]
100006 D - 0xfffffe00081f8700 [softirq_1]
100007 D - 0xfffffe00081f8500 [if_io_tqg_0]
100008 D - 0xfffffe00081f8300 [if_io_tqg_1]
100009 D - 0xfffffe00081f8100 [if_config_tqg_0]
100010 D - 0xfffffe0053dfce00 [deferred_unmount ta]
100013 D - 0xfffffe0053dfc800 [thread taskq]
100015 D - 0xfffffe0053dfc400 [linuxkpi_irq_wq]
100016 D - 0xfffffe0053dfc200 [kqueue_ctx taskq]
100017 D - 0xfffffe0053dfc000 [pci_hp taskq]
100018 D - 0xfffffe0053e06d00 [aiod_kick taskq]
100019 D - 0xfffffe0053e06b00 [inm_free taskq]
100020 D - 0xfffffe0053e06900 [in6m_free taskq]
100021 D - 0xfffffe0053e06700 [linuxkpi_short_wq_0]
100022 D - 0xfffffe0053e06700 [linuxkpi_short_wq_1]
100023 D - 0xfffffe0053e06700 [linuxkpi_short_wq_2]
100024 D - 0xfffffe0053e06700 [linuxkpi_short_wq_3]
100025 D - 0xfffffe0053e06200 [linuxkpi_long_wq_0]
100026 D - 0xfffffe0053e06200 [linuxkpi_long_wq_1]
100027 D - 0xfffffe0053e06200 [linuxkpi_long_wq_2]
100028 D - 0xfffffe0053e06200 [linuxkpi_long_wq_3]
100038 D - 0xfffffe0053e14200 [firmware taskq]
100042 D - 0xfffffe005419ec00 [crypto_0]
100043 D - 0xfffffe005419ec00 [crypto_1]
100059 D - 0xfffffe0056ec3b00 [vtnet0 rxq 0]
100060 D - 0xfffffe0056ec3a00 [vtnet0 txq 0]
100061 D - 0xfffffe0056ec3900 [vtnet0 rxq 1]
100062 D - 0xfffffe0056ec3800 [vtnet0 txq 1]
100064 D vtbslp 0xfffffe0056ff6600 [virtio_balloon]
100068 D - 0xfffffe0057027800 [mca taskq]
100073 D - 0xffffffff82c85cc1 [deadlkres]
100077 D - 0xfffffe00571dc900 [acpi_task_0]
100078 D - 0xfffffe00571dc900 [acpi_task_1]
100079 D - 0xfffffe00571dc900 [acpi_task_2]
100081 D - 0xfffffe005419e400 [CAM taskq]
db> show all locks
Process 994 (syz-executor.3) thread 0xfffffe009ea61740 (100229)
exclusive rw vm object (vm object) r = 0 (0xfffffe009ea80a50) locked @ /syzkaller/managers/main/kernel/sys/vm/vm_fault.c:1332
shared sx vm map (user) (vm map (user)) r = 0 (0xfffffe009ea75060) locked @ /syzkaller/managers/main/kernel/sys/vm/vm_map.c:4935
Process 990 (syz-executor.0) thread 0xfffffe009eabc740 (100274)
exclusive sleep mutex sctp-tcb (tcb) r = 0 (0xfffffe009eb87a90) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.c:3355
exclusive sleep mutex sctp-inp (inp) r = 0 (0xfffffe009eb5ee50) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.c:3322
exclusive rw sctp-info (sctp-info) r = 0 (0xfffffe00081b7330) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.c:3321
exclusive sleep mutex sctp-create (inp_create) r = 0 (0xfffffe009eb5ee70) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.c:3320
Process 986 (syz-executor.2) thread 0xfffffe009eab9c80 (100255)
exclusive sleep mutex sctp-create (inp_create) r = 0 (0xfffffe009eafae70) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.c:3320
Process 507 (syslogd) thread 0xfffffe0058b6ec80 (100110)
exclusive lockmgr bufwait (bufwait) r = 0 (0xfffffe00079571d8) locked @ /syzkaller/managers/main/kernel/sys/kern/vfs_bio.c:3937
exclusive lockmgr ufs (ufs) r = 0 (0xfffffe009e48eaf0) locked @ /syzkaller/managers/main/kernel/sys/kern/vfs_syscalls.c:3543
db> show malloc
Type InUse MemUse Requests
pf_hash 5 11524K 5
devbuf 4213 4323K 4238
tcp_hpts 6 3201K 6
sysctloid 35175 2072K 35246
vtbuf 24 1968K 46
kobj 326 1304K 483
newblk 727 1206K 858
vfscache 3 1025K 3
inodedep 183 581K 207
pcb 60 573K 450
ufs_quota 1 512K 1
vfs_hash 1 512K 1
callout 2 512K 2
intr 4 472K 4
subproc 136 269K 1071
acpica 1674 184K 55237
vnet_data 1 168K 1
vmem 3 146K 4
tidhash 3 141K 3
linker 355 140K 383
filedesc 18 137K 299
pagedep 26 135K 145
tfo_ccache 1 128K 1
DEVFS1 108 108K 125
sem 4 106K 4
bus 986 80K 3474
mtx_pool 2 72K 2
syncache 1 68K 1
acpitask 1 64K 1
ddb_capture 1 64K 1
module 509 64K 509
kdtrace 214 43K 1275
umtx 330 42K 330
dirrem 132 33K 143
temp 35 33K 1893
hostcache 1 32K 1
shm 1 32K 1
DEVFS3 127 32K 137
msg 4 30K 4
gtaskqueue 18 26K 18
kbdmux 6 22K 6
DEVFS_RULE 56 20K 56
ifaddr 67 19K 69
BPF 14 19K 14
ufs_mount 4 17K 5
proc 3 17K 3
sctp_stro 16 16K 59
routetbl 131 16K 422
tty 16 16K 16
ithread 99 16K 99
freefile 115 15K 124
bus-sc 34 15K 1691
lltable 44 14K 44
ether_multi 157 13K 167
KTRACE 100 13K 100
ifnet 7 13K 7
sctp_atcl 32 12K 236
kenv 95 12K 95
eventhandler 133 12K 133
CAM queue 5 11K 1528
GEOM 61 10K 487
rman 84 10K 425
ksem 4 10K 8
in6_multi 71 9K 71
bmsafemap 4 9K 176
kqueue 64 9K 1001
UART 12 9K 12
devstat 4 9K 4
rpc 2 8K 2
shmfd 1 8K 1
pfs_vncache 1 8K 1
pfs_nodes 20 8K 20
audit_evclass 237 8K 295
taskqueue 63 7K 63
sglist 5 7K 5
diradd 48 6K 174
CAM DEV 3 6K 510
cred 24 6K 206
sctp_timw 22 6K 22
plimit 21 6K 348
ufs_dirhash 24 5K 24
DEVFSP 72 5K 94
UMA 270 5K 270
pf_ifnet 10 5K 19
vt 11 5K 11
memdesc 1 4K 1
MCA 32 4K 32
evdev 4 4K 4
kcovinfo 64 4K 68
pwddesc 59 4K 995
mkdir 28 4K 270
acpisem 28 4K 28
session 27 4K 37
hhook 15 4K 17
terminal 11 3K 11
proc-args 49 3K 556
indirdep 10 3K 10
uidinfo 3 3K 8
sctp_atky 48 2K 313
local_apic 1 2K 1
io_apic 1 2K 1
fpukern_ctx 2 2K 2
newdirblk 16 2K 135
ipsec-saq 2 2K 2
ip6ndp 12 2K 15
sctp_ifa 14 2K 15
Unitno 31 2K 47
selfd 27 2K 13259
lockf 16 2K 26
CAM XPT 22 2K 543
in_multi 6 2K 8
select 11 2K 32
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 10
NFSD session 1 1K 1
CAM periph 4 1K 271
ipsec 3 1K 3
sctp_ifn 6 1K 15
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
crypto 4 1K 37
encap_export_host 12 1K 12
sctp_athm 32 1K 236
sctp_map 32 1K 118
pfil 4 1K 4
procdesc 4 1K 10
cdev 2 1K 2
inpcbpolicy 15 1K 209
osd 8 1K 32
chacha20random 1 1K 1
NFSD lckfile 1 1K 1
NFSD V4client 1 1K 1
DEVFS 9 1K 10
vnodes 1 1K 1
CAM SIM 2 1K 2
ktls 1 1K 1
feeder 7 1K 7
tcpfunc 3 1K 3
loginclass 3 1K 6
prison 6 1K 6
lkpikmalloc 5 1K 6
aesni_data 2 1K 2
nexusdev 8 1K 8
apmdev 1 1K 1
atkbddev 2 1K 2
CAM dev queue 2 1K 2
xform 2 1K 100
CAM I/O Scheduler 1 1K 1
CAM path 4 1K 1034
pmchooks 1 1K 1
soname 4 1K 3539
filecaps 4 1K 78
sctp_vrf 1 1K 1
vnet 1 1K 1
entropy 2 1K 38
acpiintr 1 1K 1
pmc 1 1K 1
cpus 2 1K 2
vnet_data_free 1 1K 1
Per-cpu 1 1K 1
freework 1 1K 141
p1003.1b 1 1K 1
cdg data 0 0K 0
pf_table 0 0K 0
pf_rule 0 0K 0
pf_altq 0 0K 0
pf_osfp 0 0K 0
pf_temp 0 0K 0
cubic data 0 0K 0
mqdata 0 0K 0
htcp data 0 0K 0
chd data 0 0K 0
sctp_mcore 0 0K 0
sctp_socko 0 0K 142
sctp_iter 0 0K 9
sctp_mvrf 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 9
sctp_aadr 0 0K 0
sctp_stri 0 0K 0
dctcp data 0 0K 0
vegas data 0 0K 0
tcp_do 0 0K 0
tcp_fsb 0 0K 0
NFSCL diroff 0 0K 0
NEWdirectio 0 0K 0
madt_table 0 0K 2
smartpqi 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
iavf 0 0K 0
ixl 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
ice-resmgr 0 0K 0
ice-osdep 0 0K 0
ice 0 0K 0
axgbe 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
xen_intr 0 0K 0
DEVFS2 0 0K 0
gntdev 0 0K 0
xen_hvm 0 0K 0
legacydrv 0 0K 0
qpidrv 0 0K 0
privcmd_dev 0 0K 0
evtchn_dev 0 0K 0
dmar_idpgtbl 0 0K 0
dmar_dom 0 0K 0
dmar_ctx 0 0K 0
xenstore 0 0K 0
ciss_data 0 0K 0
BACKLIGHT 0 0K 0
isci 0 0K 0
iommu_dmamap 0 0K 0
xnb 0 0K 0
hyperv_socket 0 0K 0
bxe_ilt 0 0K 0
xbbd 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 13
sentinel 0 0K 0
jfsync 0 0K 0
jtrunc 0 0K 0
sbdep 0 0K 3
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
freeblks 0 0K 140
freefrag 0 0K 2
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
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 4
ip6_msource 0 0K 0
ip6_moptions 0 0K 0
in6_mfilter 0 0K 0
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 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
VN POLL 0 0K 0
twsbuf 0 0K 0
statfs 0 0K 310
namei_tracker 0 0K 0
export_host 0 0K 0
cl_savebuf 0 0K 3
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
acpicmbat 0 0K 0
SIIS driver 0 0K 0
CAM CCB 0 0K 523
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 0
acl 0 0K 0
osti_cacheable 0 0K 0
mbuf_tag 0 0K 99
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 14089
ioctlops 0 0K 104
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 0
SWAP 0 0K 0
malodev 0 0K 0
LED 0 0K 0
sysctltmp 0 0K 657
sysctl 0 0K 3
ekcd 0 0K 0
dumper 0 0K 0
sendfile 0 0K 0
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 0
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
db> show uma
Zone Size Used Free Requests Sleeps Bucket Total Mem XFree
mbuf_jumbo_page 4096 8320 991 45319 0 254 38137856 0
pbuf 2624 0 989 0 0 2 2595136 0
mbuf 256 8750 820 65165 0 254 2449920 0
BUF TRIE 144 191 11569 514 0 62 1693440 0
malloc-384 384 4351 9 4376 0 30 1674240 0
malloc-4096 4096 388 3 1483 0 2 1601536 0
malloc-128 128 11834 8 11909 0 126 1515776 0
UMA Slabs 0 112 10261 32 10261 0 126 1152816 0
RADIX NODE 144 6232 175 30985 0 62 922608 0
vmem btag 56 15903 56 15903 0 254 893704 0
FFS inode 1160 522 24 647 0 8 633360 0
mbuf_cluster 2048 210 2 210 0 254 434176 0
malloc-65536 65536 6 0 6 0 1 393216 0
lkpimm 168 1 2327 1 0 62 391104 0
lkpicurr 168 2 2326 2 0 62 391104 0
VM OBJECT 264 1175 55 15795 0 30 324720 0
THREAD 1808 153 12 279 0 8 298320 0
malloc-64 64 4483 116 6558 0 254 294336 0
malloc-256 256 1101 9 2282 0 62 284160 0
VNODE 448 559 71 686 0 30 282240 0
256 Bucket 2048 121 5 11148 0 8 258048 0
malloc-16 16 14781 219 16149 0 254 240000 0
DEVCTL 1024 23 197 151 0 0 225280 0
malloc-65536 65536 1 2 67 0 1 196608 0
malloc-65536 65536 1 2 137 0 1 196608 0
UMA Zones 768 242 2 242 0 16 187392 0
malloc-32 32 5598 198 6381 0 254 185472 0
malloc-16384 16384 8 3 147 0 1 180224 0
malloc-128 128 1229 42 26051 0 126 162688 0
MAP ENTRY 96 1483 197 49320 0 126 161280 0
malloc-1024 1024 133 7 150 0 16 143360 0
malloc-128 128 1064 52 5334 0 126 142848 0
FPU_save_area 832 155 16 1044 0 16 142272 0
FFS2 dinode 256 522 3 646 0 62 134400 0
malloc-65536 65536 0 2 8 0 1 131072 0
S VFS Cache 104 1002 207 1158 0 126 125736 0
ksiginfo 112 58 986 829 0 126 116928 0
VMSPACE 2544 37 8 973 0 4 114480 0
malloc-2048 2048 13 41 578 0 8 110592 0
PROC 1336 59 16 994 0 8 100200 0
malloc-32768 32768 1 2 131 0 1 98304 0
malloc-32768 32768 1 2 12 0 1 98304 0
UMA Kegs 384 227 6 227 0 30 89472 0
filedesc0 1072 60 17 995 0 8 82544 0
malloc-8192 8192 9 1 110 0 1 81920 0
malloc-8192 8192 8 2 10 0 1 81920 0
malloc-2048 2048 24 10 185 0 8 69632 0
malloc-65536 65536 1 0 1 0 1 65536 0
malloc-4096 4096 14 1 27 0 2 61440 0
g_bio 408 4 146 4639 0 30 61200 0
128 Bucket 1024 41 18 657 0 16 60416 0
sctp_asoc 2288 16 9 59 0 254 57200 0
mbuf_packet 256 24 186 638 0 254 53760 0
malloc-256 256 196 14 492 0 62 53760 0
malloc-16384 16384 3 0 3 0 1 49152 0
malloc-16384 16384 1 2 161 0 1 49152 0
malloc-8192 8192 4 2 32 0 1 49152 0
malloc-2048 2048 2 22 575 0 8 49152 0
socket 960 35 13 1620 0 254 46080 0
32 Bucket 256 49 131 9145 0 62 46080 0
malloc-1024 1024 10 34 1560 0 16 45056 0
malloc-64 64 517 176 1629 0 254 44352 0
clpbuf 2624 0 16 22 0 16 41984 0
DIRHASH 1024 34 6 34 0 16 40960 0
malloc-4096 4096 8 2 10 0 2 40960 0
pcpu-8 8 4645 475 4801 0 254 40960 0
NAMEI 1024 0 36 13722 0 16 36864 0
malloc-128 128 61 218 328 0 126 35712 0
malloc-384 384 79 11 139 0 30 34560 0
malloc-384 384 63 27 267 0 30 34560 0
sctp_ep 1272 16 11 177 0 254 34344 0
malloc-32768 32768 1 0 1 0 1 32768 0
malloc-16384 16384 2 0 17 0 1 32768 0
pcpu-64 64 487 25 487 0 254 32768 0
64 Bucket 512 59 5 2139 0 30 32768 0
malloc-1024 1024 17 11 60 0 16 28672 0
malloc-64 64 103 338 1588 0 254 28224 0
malloc-384 384 54 16 56 0 30 26880 0
TURNSTILE 136 166 23 166 0 62 25704 0
malloc-4096 4096 3 3 945 0 2 24576 0
malloc-4096 4096 4 2 7 0 2 24576 0
sctp_raddr 736 16 17 59 0 254 24288 0
KNOTE 160 31 119 4151 0 62 24000 0
ttyinq 160 135 15 300 0 62 24000 0
malloc-128 128 147 39 315 0 126 23808 0
ttyoutq 256 72 18 160 0 62 23040 0
malloc-256 256 67 23 410 0 62 23040 0
malloc-256 256 72 18 441 0 62 23040 0
malloc-256 256 63 27 688 0 62 23040 0
da_ccb 544 1 41 1282 0 16 22848 0
pipe 744 20 10 337 0 16 22320 0
malloc-4096 4096 5 0 5 0 2 20480 0
malloc-2048 2048 2 8 31 0 8 20480 0
ertt_txseginfo 40 0 505 955 0 254 20200 0
malloc-64 64 224 91 316 0 254 20160 0
Files 80 200 50 7671 0 126 20000 0
malloc-128 128 128 27 280 0 126 19840 0
Mountpoints 2752 2 5 2 0 4 19264 0
malloc-256 256 46 29 109 0 62 19200 0
SLEEPQUEUE 88 166 26 166 0 126 16896 0
malloc-16384 16384 1 0 1 0 1 16384 0
malloc-16384 16384 1 0 1 0 1 16384 0
malloc-1024 1024 8 8 12 0 16 16384 0
malloc-1024 1024 9 7 188 0 16 16384 0
malloc-512 512 0 32 131 0 30 16384 0
malloc-64 64 166 86 213 0 254 16128 0
malloc-32 32 88 416 661 0 254 16128 0
16 Bucket 144 42 70 333 0 62 16128 0
8 Bucket 80 45 155 744 0 126 16000 0
malloc-384 384 22 18 362 0 30 15360 0
tcpcb 1080 4 10 21 0 254 15120 0
malloc-2048 2048 3 3 194 0 8 12288 0
malloc-1024 1024 7 5 7 0 16 12288 0
PWD 32 16 362 224 0 254 12096 0
malloc-64 64 56 133 374 0 254 12096 0
malloc-64 64 72 117 27022 0 254 12096 0
malloc-32 32 91 287 4165 0 254 12096 0
udp_inpcb 496 6 18 166 0 254 11904 0
malloc-128 128 60 33 376 0 126 11904 0
sctp_chunk 152 53 25 53 0 254 11856 0
kenv 258 15 30 1026 0 30 11610 0
routing nhops 256 26 19 34 0 62 11520 0
malloc-256 256 25 20 210 0 62 11520 0
malloc-8192 8192 1 0 1 0 1 8192 0
malloc-8192 8192 1 0 1 0 1 8192 0
malloc-8192 8192 1 0 1 0 1 8192 0
malloc-8192 8192 1 0 1 0 1 8192 0
malloc-4096 4096 0 2 3 0 2 8192 0
malloc-2048 2048 3 1 3 0 8 8192 0
malloc-2048 2048 3 1 3 0 8 8192 0
malloc-2048 2048 2 2 4 0 8 8192 0
malloc-1024 1024 2 6 11 0 16 8192 0
malloc-1024 1024 1 7 15 0 16 8192 0
malloc-512 512 4 12 4 0 30 8192 0
malloc-512 512 5 11 72 0 30 8192 0
malloc-512 512 8 8 8 0 30 8192 0
rtentry 176 30 16 34 0 62 8096 0
PGRP 88 27 65 37 0 126 8096 0
rl_entry 40 40 162 40 0 254 8080 0
sctp_stream_msg_out 112 15 57 16 0 254 8064 0
sctp_laddr 48 0 168 157 0 254 8064 0
udpcb 32 6 246 166 0 254 8064 0
ertt 72 4 108 21 0 126 8064 0
malloc-64 64 77 49 130 0 254 8064 0
malloc-32 32 131 121 285 0 254 8064 0
malloc-32 32 61 191 91 0 254 8064 0
malloc-32 32 68 184 324 0 254 8064 0
malloc-32 32 54 198 227 0 254 8064 0
malloc-32 32 17 235 30 0 254 8064 0
4 Bucket 48 6 162 60 0 254 8064 0
2 Bucket 32 53 199 549 0 254 8064 0
vtnet_tx_hdr 24 0 334 17700 0 254 8016 0
malloc-16 16 0 500 7 0 254 8000 0
malloc-16 16 25 475 117 0 254 8000 0
malloc-16 16 57 443 335 0 254 8000 0
malloc-16 16 46 454 289 0 254 8000 0
malloc-16 16 39 461 187 0 254 8000 0
malloc-16 16 286 214 25355 0 254 8000 0
malloc-16 16 4 496 124 0 254 8000 0
ripcb 496 5 11 22 0 254 7936 0
tcp_inpcb 496 4 12 21 0 254 7936 0
malloc-128 128 36 26 52 0 126 7936 0
cryptop 280 0 28 11 0 30 7840 0
unpcb 256 14 16 1206 0 254 7680 0
malloc-256 256 13 17 531 0 62 7680 0
cpuset 104 8 54 8 0 126 6448 0
epoch_record pcpu 256 4 12 4 0 62 4096 0
malloc-4096 4096 0 1 1 0 2 4096 0
malloc-512 512 0 8 1 0 30 4096 0
malloc-512 512 5 3 5 0 30 4096 0
malloc-512 512 0 8 1 0 30 4096 0
pcpu-16 16 7 249 7 0 254 4096 0
hostcache 64 1 62 1 0 254 4032 0
syncache 168 0 24 4 0 254 4032 0
UMA Slabs 1 176 9 13 9 0 62 3872 0
malloc-384 384 0 10 1 0 30 3840 0
malloc-384 384 2 8 2 0 30 3840 0
malloc-384 384 1 9 1 0 30 3840 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
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
cdg_qdiffsample 16 0 0 0 0 254 0 0
sctp_asconf_ack 48 0 0 0 0 254 0 0
sctp_asconf 40 0 0 0 0 254 0 0
sctp_readq 152 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
pf frags 248 0 0 0 0 62 0 0
pf table entries 160 0 0 0 0 62 0 0
pf table entry counters 64 0 0 0 0 254 0 0
pf source nodes 136 0 0 0 0 254 0 0
pf state keys 88 0 0 0 0 126 0 0
pf states 312 0 0 0 0 254 0 0
pf tags 104 0 0 0 0 126 0 0
pf mtags 48 0 0 0 0 254 0 0
tcp_bbr_pcb 832 0 0 0 0 16 0 0
tcp_bbr_map 128 0 0 0 0 126 0 0
tcp_rack_pcb 832 0 0 0 0 16 0 0
tcp_rack_map 112 0 0 0 0 126 0 0
udplite_inpcb 496 0 0 0 0 254 0 0
tcp_log_node 120 0 0 0 0 126 0 0
tcp_log_bucket 176 0 0 0 0 62 0 0
tcp_log 416 0 0 0 0 254 0 0
tcpreass 48 0 0 0 0 254 0 0
tfo_ccache_entries 80 0 0 0 0 126 0 0
tfo 4 0 0 0 0 254 0 0
sackhole 32 0 0 0 0 254 0 0
tcptw 88 0 0 0 0 254 0 0
ipq 56 0 0 0 0 254 0 0
IPsec SA lft_c 16 0 0 0 0 254 0 0
itimer 352 0 0 0 0 30 0 0
AIOLIO 272 0 0 0 0 30 0 0
AIOCB 552 0 0 0 0 16 0 0
AIOP 32 0 0 0 0 254 0 0
AIO 208 0 0 0 0 62 0 0
TMPFS node 224 0 0 0 0 62 0 0
NCLNODE 592 0 0 0 0 16 0 0
mqnotifier 216 0 0 0 0 62 0 0
mvdata 64 0 0 0 0 254 0 0
mqueue 248 0 0 0 0 62 0 0
LTS VFS Cache 360 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: f766826fe3b8 amd64: Remove proc0_tf, the bootstrap trapframe
git tree: https://github.com/freebsd/freebsd-src.git main
console output: https://syzkaller.appspot.com/x/log.txt?x=12689213300000
dashboard link: https://syzkaller.appspot.com/bug?extid=0a0857458f4a7b0507c8
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+0a0857...@syzkaller.appspotmail.com
Fatal trap 12: page fault while in kernel mode
cpuid = 1; apic id = 01
fault virtual address = 0x1f
fault code = supervisor read data, page not present
instruction pointer = 0x20:0xffffffff84a63bcb
stack pointer = 0x28:0xfffffe009bf36ef0
frame pointer = 0x28:0xfffffe009bf36f30
code segment = base 0x0, limit 0xfffff, type 0x1b
= DPL 0, pres 1, long 1, def32 0, gran 1
processor eflags = interrupt enabled, resume, IOPL = 0
current process = 990 (syz-executor.0)
trap number = 12
panic: page fault
cpuid = 1
time = 1632586515
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0xc7/frame 0xfffffe009bf366f0
kdb_backtrace() at kdb_backtrace+0xd3/frame 0xfffffe009bf36850
vpanic() at vpanic+0x2c5/frame 0xfffffe009bf36930
panic() at panic+0xb5/frame 0xfffffe009bf369f0
trap_fatal() at trap_fatal+0x6a4/frame 0xfffffe009bf36af0
trap_pfault() at trap_pfault+0x186/frame 0xfffffe009bf36c30
trap() at trap+0x5e7/frame 0xfffffe009bf36e20
calltrap() at calltrap+0x8/frame 0xfffffe009bf36e20
--- trap 0xc, rip = 0xffffffff84a63bcb, rsp = 0xfffffe009bf36ef0, rbp = 0xfffffe009bf36f30 ---
sctp_ss_prio_select() at sctp_ss_prio_select+0x9b/frame 0xfffffe009bf36f30
sctp_med_chunk_output() at sctp_med_chunk_output+0x190c/frame 0xfffffe009bf37ae0
sctp_chunk_output() at sctp_chunk_output+0x2b25/frame 0xfffffe009bf38740
sctp_inpcb_free() at sctp_inpcb_free+0xbcc/frame 0xfffffe009bf387d0
sctp_close() at sctp_close+0x1fb/frame 0xfffffe009bf388b0
soclose() at soclose+0x3fe/frame 0xfffffe009bf389c0
_fdrop() at _fdrop+0x58/frame 0xfffffe009bf389f0
closef() at closef+0x686/frame 0xfffffe009bf38bd0
closefp_impl() at closefp_impl+0xd9/frame 0xfffffe009bf38c10
kern_dup() at kern_dup+0xb6d/frame 0xfffffe009bf38d30
amd64_syscall() at amd64_syscall+0x425/frame 0xfffffe009bf38f30
fast_syscall_common() at fast_syscall_common+0xf8/frame 0xfffffe009bf38f30
--- syscall (198, FreeBSD ELF64, nosys), rip = 0x289e4a, rsp = 0x7fffdfffdf08, rbp = 0x7fffdfffdf70 ---
KDB: enter: panic
[ thread pid 990 tid 100274 ]
Stopped at kdb_enter+0x6b: movq $0,0x28e0d7a(%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 0x1d146a9ce22d50b8
rdx 0x3ffff
rbx 0
rsp 0xfffffe009bf36830
rbp 0xfffffe009bf36850
rsi 0x40001
rdi 0xffffffff817bc0ca vprintf+0x35a
r8 0
r9 0xfffffe009bf36368
r10 0
r11 0xfffffe009eabcc50
r12 0xfffffe009eabc740
r13 0xfffffe009bf36801
r14 0xffffffff82c7ed40 .str.18
r15 0xffffffff82c7ed40 .str.18
rip 0xffffffff817afa3b kdb_enter+0x6b
rflags 0x46
kdb_enter+0x6b: movq $0,0x28e0d7a(%rip)
db> show proc
Process 990 (syz-executor.0) at 0xfffffe009ea84000:
state: NORMAL
uid: 0 gids: 0, 0, 5
parent: pid 784 at 0xfffffe009e574a70
ABI: FreeBSD ELF64
flag: 0x10000080 flag2: 0
arguments: /root/syz-executor.0
reaper: 0xfffffe0053d60538 reapsubtree: 1
sigparent: 20
vmspace: 0xfffffe009eaee000
(map 0xfffffe009eaee000)
(map.pmap 0xfffffe009eaee0c0)
(pmap 0xfffffe009eaee120)
threads: 2
100143 RunQ syz-executor.0
100274 Run CPU 1 syz-executor.0
db> ps
pid ppid pgrp uid state wmesg wchan cmd
994 789 789 0 R syz-executor.3
992 785 785 0 R (threaded) syz-executor.1
100243 RunQ syz-executor.1
100277 L *sctp-in 0xfffffe0058788300 syz-executor.1
100278 Run CPU 0 syz-executor.1
100279 RunQ syz-executor.1
990 784 784 0 R (threaded) syz-executor.0
100143 RunQ syz-executor.0
100274 Run CPU 1 syz-executor.0
986 788 788 0 LE *sctp-in 0xfffffe0058788300 syz-executor.2
893 1 893 0 Ss select 0xfffffe009ea95bc0 rtsol
891 1 891 0 Ss select 0xfffffe009ea97140 rtsol
889 1 889 0 Ss select 0xfffffe009ea95c40 rtsol
884 799 436 0 S kqread 0xfffffe009eacfa00 rtsol
799 791 436 0 S wait 0xfffffe009ea10538 sh
791 436 436 0 S wait 0xfffffe009e574000 sh
789 782 789 0 Rs syz-executor.3
788 782 788 0 Rs syz-executor.2
785 782 785 0 Rs syz-executor.1
784 782 784 0 Rs syz-executor.0
782 780 780 0 S (threaded) syz-fuzzer
100116 S uwait 0xfffffe00575e1200 syz-fuzzer
100118 S uwait 0xfffffe00575e1400 syz-fuzzer
100119 S uwait 0xfffffe0058964300 syz-fuzzer
100120 S uwait 0xfffffe0058964400 syz-fuzzer
100121 S uwait 0xfffffe009ea09980 syz-fuzzer
100122 S kqread 0xfffffe0058977b00 syz-fuzzer
100123 S uwait 0xfffffe009ea09680 syz-fuzzer
100125 S uwait 0xfffffe009ea09a80 syz-fuzzer
100126 S uwait 0xfffffe009ea09880 syz-fuzzer
780 778 780 0 Ss pause 0xfffffe009e9eb0b0 csh
778 694 778 0 Ss select 0xfffffe0058b200c0 sshd
760 1 760 0 Ss+ ttyin 0xfffffe0057014cb0 getty
759 1 759 0 Ss+ ttyin 0xfffffe00575fa0b0 getty
758 1 758 0 Ss+ ttyin 0xfffffe00575fa8b0 getty
757 1 757 0 Ss+ ttyin 0xfffffe00575f60b0 getty
756 1 756 0 Ss+ ttyin 0xfffffe00575f68b0 getty
755 1 755 0 Ss+ ttyin 0xfffffe00575f20b0 getty
754 1 754 0 Ss+ ttyin 0xfffffe00575f28b0 getty
753 1 753 0 Ss+ ttyin 0xfffffe00575ec0b0 getty
752 1 752 0 Ss+ ttyin 0xfffffe00575ec8b0 getty
750 1 24 0 S+ piperd 0xfffffe00588e48b8 logger
749 748 24 0 S+ nanslp 0xffffffff8405d6c0 sleep
748 1 24 0 S+ wait 0xfffffe00588ed000 sh
698 1 698 0 Ss nanslp 0xffffffff8405d6c0 cron
694 1 694 0 Ss select 0xfffffe00574305c0 sshd
507 1 507 0 Ds biowr 0xfffffe0007957158 syslogd
436 1 436 0 Ss wait 0xfffffe009e3f6538 devd
435 1 435 65 Ss select 0xfffffe00574307c0 dhclient
350 1 350 0 Ss select 0xfffffe0058b208c0 dhclient
347 1 347 0 Ss select 0xfffffe0058b20bc0 dhclient
23 0 0 0 DL syncer 0xffffffff84185a60 [syncer]
22 0 0 0 DL vlruwt 0xfffffe005877ea70 [vnlru]
21 0 0 0 DL (threaded) [bufdaemon]
100085 D qsleep 0xffffffff84183760 [bufdaemon]
100088 D - 0xffffffff83411f80 [bufspacedaemon-0]
100100 D sdflush 0xfffffe005884f4e8 [/ worker]
20 0 0 0 DL psleep 0xffffffff841bbc80 [vmdaemon]
19 0 0 0 DL (threaded) [pagedaemon]
100083 D psleep 0xffffffff841af7b8 [dom0]
100089 D launds 0xffffffff841af7c4 [laundry: dom0]
100090 D umarcl 0xffffffff81eb25d0 [uma]
18 0 0 0 DL - 0xffffffff83e13da0 [rand_harvestq]
17 0 0 0 DL waiting 0xffffffff84af05a0 [sctp_iterator]
16 0 0 0 DL pftm 0xffffffff84d901a0 [pf purge]
15 0 0 0 DL - 0xffffffff8417e980 [soaiod4]
9 0 0 0 DL - 0xffffffff8417e980 [soaiod3]
8 0 0 0 DL - 0xffffffff8417e980 [soaiod2]
7 0 0 0 DL - 0xffffffff8417e980 [soaiod1]
6 0 0 0 RL (threaded) [cam]
100048 RunQ [doneq0]
100049 D - 0xffffffff83c99540 [async]
100082 D - 0xffffffff83c993c0 [scanner]
14 0 0 0 DL seqstat 0xfffffe0056ac8c88 [sequencer 00]
5 0 0 0 DL crypto_ 0xfffffe00541c9d80 [crypto returns 1]
4 0 0 0 DL crypto_ 0xfffffe00541c9d30 [crypto returns 0]
3 0 0 0 DL crypto_ 0xffffffff841a9860 [crypto]
13 0 0 0 DL (threaded) [geom]
100039 D - 0xffffffff84030c80 [g_event]
100040 D - 0xffffffff84030cc0 [g_up]
100041 D - 0xffffffff84030d00 [g_down]
2 0 0 0 DL (threaded) [KTLS]
100029 D - 0xfffffe00081f6d00 [thr_0]
100030 D - 0xfffffe00081f6d80 [thr_1]
100031 D - 0xffffffff8417fd08 [alloc_0]
12 0 0 0 WL (threaded) [intr]
100011 I [swi6: task queue]
100012 I [swi6: Giant taskq]
100014 I [swi5: fast taskq]
100032 I [swi1: netisr 0]
100033 I [swi3: vm]
100034 I [swi4: clock (0)]
100035 I [swi4: clock (1)]
100036 I [swi1: hpts]
100037 I [swi1: hpts]
100050 I [irq24: virtio_pci0]
100051 I [irq25: virtio_pci0]
100052 I [irq26: virtio_pci0]
100053 I [irq27: virtio_pci0]
100054 I [irq28: virtio_pci1]
100055 I [irq29: virtio_pci1]
100056 I [irq30: virtio_pci1]
100057 I [irq31: virtio_pci1]
100058 I [irq32: virtio_pci1]
100063 I [irq10: virtio_pci2]
100065 I [irq1: atkbd0]
100066 I [irq12: psm0]
100067 I [swi0: uart uart++]
100075 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 0xfffffe0053d60538 [init]
10 0 0 0 DL audit_w 0xffffffff841aa800 [audit]
0 0 0 0 DLs (threaded) [kernel]
100000 D swapin 0xffffffff84031b80 [swapper]
100005 D - 0xfffffe00081f8900 [softirq_0]
100006 D - 0xfffffe00081f8700 [softirq_1]
100007 D - 0xfffffe00081f8500 [if_io_tqg_0]
100008 D - 0xfffffe00081f8300 [if_io_tqg_1]
100009 D - 0xfffffe00081f8100 [if_config_tqg_0]
100010 D - 0xfffffe0053dfce00 [deferred_unmount ta]
100013 D - 0xfffffe0053dfc800 [thread taskq]
100015 D - 0xfffffe0053dfc400 [linuxkpi_irq_wq]
100016 D - 0xfffffe0053dfc200 [kqueue_ctx taskq]
100017 D - 0xfffffe0053dfc000 [pci_hp taskq]
100018 D - 0xfffffe0053e06d00 [aiod_kick taskq]
100019 D - 0xfffffe0053e06b00 [inm_free taskq]
100020 D - 0xfffffe0053e06900 [in6m_free taskq]
100021 D - 0xfffffe0053e06700 [linuxkpi_short_wq_0]
100022 D - 0xfffffe0053e06700 [linuxkpi_short_wq_1]
100023 D - 0xfffffe0053e06700 [linuxkpi_short_wq_2]
100024 D - 0xfffffe0053e06700 [linuxkpi_short_wq_3]
100025 D - 0xfffffe0053e06200 [linuxkpi_long_wq_0]
100026 D - 0xfffffe0053e06200 [linuxkpi_long_wq_1]
100027 D - 0xfffffe0053e06200 [linuxkpi_long_wq_2]
100028 D - 0xfffffe0053e06200 [linuxkpi_long_wq_3]
100038 D - 0xfffffe0053e14200 [firmware taskq]
100042 D - 0xfffffe005419ec00 [crypto_0]
100043 D - 0xfffffe005419ec00 [crypto_1]
100059 D - 0xfffffe0056ec3b00 [vtnet0 rxq 0]
100060 D - 0xfffffe0056ec3a00 [vtnet0 txq 0]
100061 D - 0xfffffe0056ec3900 [vtnet0 rxq 1]
100062 D - 0xfffffe0056ec3800 [vtnet0 txq 1]
100064 D vtbslp 0xfffffe0056ff6600 [virtio_balloon]
100068 D - 0xfffffe0057027800 [mca taskq]
100073 D - 0xffffffff82c85cc1 [deadlkres]
100077 D - 0xfffffe00571dc900 [acpi_task_0]
100078 D - 0xfffffe00571dc900 [acpi_task_1]
100079 D - 0xfffffe00571dc900 [acpi_task_2]
100081 D - 0xfffffe005419e400 [CAM taskq]
db> show all locks
Process 994 (syz-executor.3) thread 0xfffffe009ea61740 (100229)
exclusive rw vm object (vm object) r = 0 (0xfffffe009ea80a50) locked @ /syzkaller/managers/main/kernel/sys/vm/vm_fault.c:1332
shared sx vm map (user) (vm map (user)) r = 0 (0xfffffe009ea75060) locked @ /syzkaller/managers/main/kernel/sys/vm/vm_map.c:4935
Process 990 (syz-executor.0) thread 0xfffffe009eabc740 (100274)
exclusive sleep mutex sctp-tcb (tcb) r = 0 (0xfffffe009eb87a90) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.c:3355
exclusive sleep mutex sctp-inp (inp) r = 0 (0xfffffe009eb5ee50) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.c:3322
exclusive rw sctp-info (sctp-info) r = 0 (0xfffffe00081b7330) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.c:3321
exclusive sleep mutex sctp-create (inp_create) r = 0 (0xfffffe009eb5ee70) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.c:3320
Process 986 (syz-executor.2) thread 0xfffffe009eab9c80 (100255)
exclusive sleep mutex sctp-create (inp_create) r = 0 (0xfffffe009eafae70) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.c:3320
Process 507 (syslogd) thread 0xfffffe0058b6ec80 (100110)
exclusive lockmgr bufwait (bufwait) r = 0 (0xfffffe00079571d8) locked @ /syzkaller/managers/main/kernel/sys/kern/vfs_bio.c:3937
exclusive lockmgr ufs (ufs) r = 0 (0xfffffe009e48eaf0) locked @ /syzkaller/managers/main/kernel/sys/kern/vfs_syscalls.c:3543
db> show malloc
Type InUse MemUse Requests
pf_hash 5 11524K 5
devbuf 4213 4323K 4238
tcp_hpts 6 3201K 6
sysctloid 35175 2072K 35246
vtbuf 24 1968K 46
kobj 326 1304K 483
newblk 727 1206K 858
vfscache 3 1025K 3
inodedep 183 581K 207
pcb 60 573K 450
ufs_quota 1 512K 1
vfs_hash 1 512K 1
callout 2 512K 2
intr 4 472K 4
subproc 136 269K 1071
acpica 1674 184K 55237
vnet_data 1 168K 1
vmem 3 146K 4
tidhash 3 141K 3
linker 355 140K 383
filedesc 18 137K 299
pagedep 26 135K 145
tfo_ccache 1 128K 1
DEVFS1 108 108K 125
sem 4 106K 4
bus 986 80K 3474
mtx_pool 2 72K 2
syncache 1 68K 1
acpitask 1 64K 1
ddb_capture 1 64K 1
module 509 64K 509
kdtrace 214 43K 1275
umtx 330 42K 330
dirrem 132 33K 143
temp 35 33K 1893
hostcache 1 32K 1
shm 1 32K 1
DEVFS3 127 32K 137
msg 4 30K 4
gtaskqueue 18 26K 18
kbdmux 6 22K 6
DEVFS_RULE 56 20K 56
ifaddr 67 19K 69
BPF 14 19K 14
ufs_mount 4 17K 5
proc 3 17K 3
sctp_stro 16 16K 59
routetbl 131 16K 422
tty 16 16K 16
ithread 99 16K 99
freefile 115 15K 124
bus-sc 34 15K 1691
lltable 44 14K 44
ether_multi 157 13K 167
KTRACE 100 13K 100
ifnet 7 13K 7
sctp_atcl 32 12K 236
kenv 95 12K 95
eventhandler 133 12K 133
CAM queue 5 11K 1528
GEOM 61 10K 487
rman 84 10K 425
ksem 4 10K 8
in6_multi 71 9K 71
bmsafemap 4 9K 176
kqueue 64 9K 1001
UART 12 9K 12
devstat 4 9K 4
rpc 2 8K 2
shmfd 1 8K 1
pfs_vncache 1 8K 1
pfs_nodes 20 8K 20
audit_evclass 237 8K 295
taskqueue 63 7K 63
sglist 5 7K 5
diradd 48 6K 174
CAM DEV 3 6K 510
cred 24 6K 206
sctp_timw 22 6K 22
plimit 21 6K 348
ufs_dirhash 24 5K 24
DEVFSP 72 5K 94
UMA 270 5K 270
pf_ifnet 10 5K 19
vt 11 5K 11
memdesc 1 4K 1
MCA 32 4K 32
evdev 4 4K 4
kcovinfo 64 4K 68
pwddesc 59 4K 995
mkdir 28 4K 270
acpisem 28 4K 28
session 27 4K 37
hhook 15 4K 17
terminal 11 3K 11
proc-args 49 3K 556
indirdep 10 3K 10
uidinfo 3 3K 8
sctp_atky 48 2K 313
local_apic 1 2K 1
io_apic 1 2K 1
fpukern_ctx 2 2K 2
newdirblk 16 2K 135
ipsec-saq 2 2K 2
ip6ndp 12 2K 15
sctp_ifa 14 2K 15
Unitno 31 2K 47
selfd 27 2K 13259
lockf 16 2K 26
CAM XPT 22 2K 543
in_multi 6 2K 8
select 11 2K 32
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 10
NFSD session 1 1K 1
CAM periph 4 1K 271
ipsec 3 1K 3
sctp_ifn 6 1K 15
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
crypto 4 1K 37
encap_export_host 12 1K 12
sctp_athm 32 1K 236
sctp_map 32 1K 118
pfil 4 1K 4
procdesc 4 1K 10
cdev 2 1K 2
inpcbpolicy 15 1K 209
osd 8 1K 32
chacha20random 1 1K 1
NFSD lckfile 1 1K 1
NFSD V4client 1 1K 1
DEVFS 9 1K 10
vnodes 1 1K 1
CAM SIM 2 1K 2
ktls 1 1K 1
feeder 7 1K 7
tcpfunc 3 1K 3
loginclass 3 1K 6
prison 6 1K 6
lkpikmalloc 5 1K 6
aesni_data 2 1K 2
nexusdev 8 1K 8
apmdev 1 1K 1
atkbddev 2 1K 2
CAM dev queue 2 1K 2
xform 2 1K 100
CAM I/O Scheduler 1 1K 1
CAM path 4 1K 1034
pmchooks 1 1K 1
soname 4 1K 3539
filecaps 4 1K 78
sctp_vrf 1 1K 1
vnet 1 1K 1
entropy 2 1K 38
acpiintr 1 1K 1
pmc 1 1K 1
cpus 2 1K 2
vnet_data_free 1 1K 1
Per-cpu 1 1K 1
freework 1 1K 141
p1003.1b 1 1K 1
cdg data 0 0K 0
pf_table 0 0K 0
pf_rule 0 0K 0
pf_altq 0 0K 0
pf_osfp 0 0K 0
pf_temp 0 0K 0
cubic data 0 0K 0
mqdata 0 0K 0
htcp data 0 0K 0
chd data 0 0K 0
sctp_mcore 0 0K 0
sctp_socko 0 0K 142
sctp_iter 0 0K 9
sctp_mvrf 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 9
sctp_aadr 0 0K 0
sctp_stri 0 0K 0
dctcp data 0 0K 0
vegas data 0 0K 0
tcp_do 0 0K 0
tcp_fsb 0 0K 0
NFSCL diroff 0 0K 0
NEWdirectio 0 0K 0
madt_table 0 0K 2
smartpqi 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
iavf 0 0K 0
ixl 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
ice-resmgr 0 0K 0
ice-osdep 0 0K 0
ice 0 0K 0
axgbe 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
xen_intr 0 0K 0
DEVFS2 0 0K 0
gntdev 0 0K 0
xen_hvm 0 0K 0
legacydrv 0 0K 0
qpidrv 0 0K 0
privcmd_dev 0 0K 0
evtchn_dev 0 0K 0
dmar_idpgtbl 0 0K 0
dmar_dom 0 0K 0
dmar_ctx 0 0K 0
xenstore 0 0K 0
ciss_data 0 0K 0
BACKLIGHT 0 0K 0
isci 0 0K 0
iommu_dmamap 0 0K 0
xnb 0 0K 0
hyperv_socket 0 0K 0
bxe_ilt 0 0K 0
xbbd 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 13
sentinel 0 0K 0
jfsync 0 0K 0
jtrunc 0 0K 0
sbdep 0 0K 3
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
freeblks 0 0K 140
freefrag 0 0K 2
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
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 4
ip6_msource 0 0K 0
ip6_moptions 0 0K 0
in6_mfilter 0 0K 0
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 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
VN POLL 0 0K 0
twsbuf 0 0K 0
statfs 0 0K 310
namei_tracker 0 0K 0
export_host 0 0K 0
cl_savebuf 0 0K 3
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
acpicmbat 0 0K 0
SIIS driver 0 0K 0
CAM CCB 0 0K 523
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 0
acl 0 0K 0
osti_cacheable 0 0K 0
mbuf_tag 0 0K 99
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 14089
ioctlops 0 0K 104
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 0
SWAP 0 0K 0
malodev 0 0K 0
LED 0 0K 0
sysctltmp 0 0K 657
sysctl 0 0K 3
ekcd 0 0K 0
dumper 0 0K 0
sendfile 0 0K 0
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 0
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
db> show uma
Zone Size Used Free Requests Sleeps Bucket Total Mem XFree
mbuf_jumbo_page 4096 8320 991 45319 0 254 38137856 0
pbuf 2624 0 989 0 0 2 2595136 0
mbuf 256 8750 820 65165 0 254 2449920 0
BUF TRIE 144 191 11569 514 0 62 1693440 0
malloc-384 384 4351 9 4376 0 30 1674240 0
malloc-4096 4096 388 3 1483 0 2 1601536 0
malloc-128 128 11834 8 11909 0 126 1515776 0
UMA Slabs 0 112 10261 32 10261 0 126 1152816 0
RADIX NODE 144 6232 175 30985 0 62 922608 0
vmem btag 56 15903 56 15903 0 254 893704 0
FFS inode 1160 522 24 647 0 8 633360 0
mbuf_cluster 2048 210 2 210 0 254 434176 0
malloc-65536 65536 6 0 6 0 1 393216 0
lkpimm 168 1 2327 1 0 62 391104 0
lkpicurr 168 2 2326 2 0 62 391104 0
VM OBJECT 264 1175 55 15795 0 30 324720 0
THREAD 1808 153 12 279 0 8 298320 0
malloc-64 64 4483 116 6558 0 254 294336 0
malloc-256 256 1101 9 2282 0 62 284160 0
VNODE 448 559 71 686 0 30 282240 0
256 Bucket 2048 121 5 11148 0 8 258048 0
malloc-16 16 14781 219 16149 0 254 240000 0
DEVCTL 1024 23 197 151 0 0 225280 0
malloc-65536 65536 1 2 67 0 1 196608 0
malloc-65536 65536 1 2 137 0 1 196608 0
UMA Zones 768 242 2 242 0 16 187392 0
malloc-32 32 5598 198 6381 0 254 185472 0
malloc-16384 16384 8 3 147 0 1 180224 0
malloc-128 128 1229 42 26051 0 126 162688 0
MAP ENTRY 96 1483 197 49320 0 126 161280 0
malloc-1024 1024 133 7 150 0 16 143360 0
malloc-128 128 1064 52 5334 0 126 142848 0
FPU_save_area 832 155 16 1044 0 16 142272 0
FFS2 dinode 256 522 3 646 0 62 134400 0
malloc-65536 65536 0 2 8 0 1 131072 0
S VFS Cache 104 1002 207 1158 0 126 125736 0
ksiginfo 112 58 986 829 0 126 116928 0
VMSPACE 2544 37 8 973 0 4 114480 0
malloc-2048 2048 13 41 578 0 8 110592 0
PROC 1336 59 16 994 0 8 100200 0
malloc-32768 32768 1 2 131 0 1 98304 0
malloc-32768 32768 1 2 12 0 1 98304 0
UMA Kegs 384 227 6 227 0 30 89472 0
filedesc0 1072 60 17 995 0 8 82544 0
malloc-8192 8192 9 1 110 0 1 81920 0
malloc-8192 8192 8 2 10 0 1 81920 0
malloc-2048 2048 24 10 185 0 8 69632 0
malloc-65536 65536 1 0 1 0 1 65536 0
malloc-4096 4096 14 1 27 0 2 61440 0
g_bio 408 4 146 4639 0 30 61200 0
128 Bucket 1024 41 18 657 0 16 60416 0
sctp_asoc 2288 16 9 59 0 254 57200 0
mbuf_packet 256 24 186 638 0 254 53760 0
malloc-256 256 196 14 492 0 62 53760 0
malloc-16384 16384 3 0 3 0 1 49152 0
malloc-16384 16384 1 2 161 0 1 49152 0
malloc-8192 8192 4 2 32 0 1 49152 0
malloc-2048 2048 2 22 575 0 8 49152 0
socket 960 35 13 1620 0 254 46080 0
32 Bucket 256 49 131 9145 0 62 46080 0
malloc-1024 1024 10 34 1560 0 16 45056 0
malloc-64 64 517 176 1629 0 254 44352 0
clpbuf 2624 0 16 22 0 16 41984 0
DIRHASH 1024 34 6 34 0 16 40960 0
malloc-4096 4096 8 2 10 0 2 40960 0
pcpu-8 8 4645 475 4801 0 254 40960 0
NAMEI 1024 0 36 13722 0 16 36864 0
malloc-128 128 61 218 328 0 126 35712 0
malloc-384 384 79 11 139 0 30 34560 0
malloc-384 384 63 27 267 0 30 34560 0
sctp_ep 1272 16 11 177 0 254 34344 0
malloc-32768 32768 1 0 1 0 1 32768 0
malloc-16384 16384 2 0 17 0 1 32768 0
pcpu-64 64 487 25 487 0 254 32768 0
64 Bucket 512 59 5 2139 0 30 32768 0
malloc-1024 1024 17 11 60 0 16 28672 0
malloc-64 64 103 338 1588 0 254 28224 0
malloc-384 384 54 16 56 0 30 26880 0
TURNSTILE 136 166 23 166 0 62 25704 0
malloc-4096 4096 3 3 945 0 2 24576 0
malloc-4096 4096 4 2 7 0 2 24576 0
sctp_raddr 736 16 17 59 0 254 24288 0
KNOTE 160 31 119 4151 0 62 24000 0
ttyinq 160 135 15 300 0 62 24000 0
malloc-128 128 147 39 315 0 126 23808 0
ttyoutq 256 72 18 160 0 62 23040 0
malloc-256 256 67 23 410 0 62 23040 0
malloc-256 256 72 18 441 0 62 23040 0
malloc-256 256 63 27 688 0 62 23040 0
da_ccb 544 1 41 1282 0 16 22848 0
pipe 744 20 10 337 0 16 22320 0
malloc-4096 4096 5 0 5 0 2 20480 0
malloc-2048 2048 2 8 31 0 8 20480 0
ertt_txseginfo 40 0 505 955 0 254 20200 0
malloc-64 64 224 91 316 0 254 20160 0
Files 80 200 50 7671 0 126 20000 0
malloc-128 128 128 27 280 0 126 19840 0
Mountpoints 2752 2 5 2 0 4 19264 0
malloc-256 256 46 29 109 0 62 19200 0
SLEEPQUEUE 88 166 26 166 0 126 16896 0
malloc-16384 16384 1 0 1 0 1 16384 0
malloc-16384 16384 1 0 1 0 1 16384 0
malloc-1024 1024 8 8 12 0 16 16384 0
malloc-1024 1024 9 7 188 0 16 16384 0
malloc-512 512 0 32 131 0 30 16384 0
malloc-64 64 166 86 213 0 254 16128 0
malloc-32 32 88 416 661 0 254 16128 0
16 Bucket 144 42 70 333 0 62 16128 0
8 Bucket 80 45 155 744 0 126 16000 0
malloc-384 384 22 18 362 0 30 15360 0
tcpcb 1080 4 10 21 0 254 15120 0
malloc-2048 2048 3 3 194 0 8 12288 0
malloc-1024 1024 7 5 7 0 16 12288 0
PWD 32 16 362 224 0 254 12096 0
malloc-64 64 56 133 374 0 254 12096 0
malloc-64 64 72 117 27022 0 254 12096 0
malloc-32 32 91 287 4165 0 254 12096 0
udp_inpcb 496 6 18 166 0 254 11904 0
malloc-128 128 60 33 376 0 126 11904 0
sctp_chunk 152 53 25 53 0 254 11856 0
kenv 258 15 30 1026 0 30 11610 0
routing nhops 256 26 19 34 0 62 11520 0
malloc-256 256 25 20 210 0 62 11520 0
malloc-8192 8192 1 0 1 0 1 8192 0
malloc-8192 8192 1 0 1 0 1 8192 0
malloc-8192 8192 1 0 1 0 1 8192 0
malloc-8192 8192 1 0 1 0 1 8192 0
malloc-4096 4096 0 2 3 0 2 8192 0
malloc-2048 2048 3 1 3 0 8 8192 0
malloc-2048 2048 3 1 3 0 8 8192 0
malloc-2048 2048 2 2 4 0 8 8192 0
malloc-1024 1024 2 6 11 0 16 8192 0
malloc-1024 1024 1 7 15 0 16 8192 0
malloc-512 512 4 12 4 0 30 8192 0
malloc-512 512 5 11 72 0 30 8192 0
malloc-512 512 8 8 8 0 30 8192 0
rtentry 176 30 16 34 0 62 8096 0
PGRP 88 27 65 37 0 126 8096 0
rl_entry 40 40 162 40 0 254 8080 0
sctp_stream_msg_out 112 15 57 16 0 254 8064 0
sctp_laddr 48 0 168 157 0 254 8064 0
udpcb 32 6 246 166 0 254 8064 0
ertt 72 4 108 21 0 126 8064 0
malloc-64 64 77 49 130 0 254 8064 0
malloc-32 32 131 121 285 0 254 8064 0
malloc-32 32 61 191 91 0 254 8064 0
malloc-32 32 68 184 324 0 254 8064 0
malloc-32 32 54 198 227 0 254 8064 0
malloc-32 32 17 235 30 0 254 8064 0
4 Bucket 48 6 162 60 0 254 8064 0
2 Bucket 32 53 199 549 0 254 8064 0
vtnet_tx_hdr 24 0 334 17700 0 254 8016 0
malloc-16 16 0 500 7 0 254 8000 0
malloc-16 16 25 475 117 0 254 8000 0
malloc-16 16 57 443 335 0 254 8000 0
malloc-16 16 46 454 289 0 254 8000 0
malloc-16 16 39 461 187 0 254 8000 0
malloc-16 16 286 214 25355 0 254 8000 0
malloc-16 16 4 496 124 0 254 8000 0
ripcb 496 5 11 22 0 254 7936 0
tcp_inpcb 496 4 12 21 0 254 7936 0
malloc-128 128 36 26 52 0 126 7936 0
cryptop 280 0 28 11 0 30 7840 0
unpcb 256 14 16 1206 0 254 7680 0
malloc-256 256 13 17 531 0 62 7680 0
cpuset 104 8 54 8 0 126 6448 0
epoch_record pcpu 256 4 12 4 0 62 4096 0
malloc-4096 4096 0 1 1 0 2 4096 0
malloc-512 512 0 8 1 0 30 4096 0
malloc-512 512 5 3 5 0 30 4096 0
malloc-512 512 0 8 1 0 30 4096 0
pcpu-16 16 7 249 7 0 254 4096 0
hostcache 64 1 62 1 0 254 4032 0
syncache 168 0 24 4 0 254 4032 0
UMA Slabs 1 176 9 13 9 0 62 3872 0
malloc-384 384 0 10 1 0 30 3840 0
malloc-384 384 2 8 2 0 30 3840 0
malloc-384 384 1 9 1 0 30 3840 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
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
cdg_qdiffsample 16 0 0 0 0 254 0 0
sctp_asconf_ack 48 0 0 0 0 254 0 0
sctp_asconf 40 0 0 0 0 254 0 0
sctp_readq 152 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
pf frags 248 0 0 0 0 62 0 0
pf table entries 160 0 0 0 0 62 0 0
pf table entry counters 64 0 0 0 0 254 0 0
pf source nodes 136 0 0 0 0 254 0 0
pf state keys 88 0 0 0 0 126 0 0
pf states 312 0 0 0 0 254 0 0
pf tags 104 0 0 0 0 126 0 0
pf mtags 48 0 0 0 0 254 0 0
tcp_bbr_pcb 832 0 0 0 0 16 0 0
tcp_bbr_map 128 0 0 0 0 126 0 0
tcp_rack_pcb 832 0 0 0 0 16 0 0
tcp_rack_map 112 0 0 0 0 126 0 0
udplite_inpcb 496 0 0 0 0 254 0 0
tcp_log_node 120 0 0 0 0 126 0 0
tcp_log_bucket 176 0 0 0 0 62 0 0
tcp_log 416 0 0 0 0 254 0 0
tcpreass 48 0 0 0 0 254 0 0
tfo_ccache_entries 80 0 0 0 0 126 0 0
tfo 4 0 0 0 0 254 0 0
sackhole 32 0 0 0 0 254 0 0
tcptw 88 0 0 0 0 254 0 0
ipq 56 0 0 0 0 254 0 0
IPsec SA lft_c 16 0 0 0 0 254 0 0
itimer 352 0 0 0 0 30 0 0
AIOLIO 272 0 0 0 0 30 0 0
AIOCB 552 0 0 0 0 16 0 0
AIOP 32 0 0 0 0 254 0 0
AIO 208 0 0 0 0 62 0 0
TMPFS node 224 0 0 0 0 62 0 0
NCLNODE 592 0 0 0 0 16 0 0
mqnotifier 216 0 0 0 0 62 0 0
mvdata 64 0 0 0 0 254 0 0
mqueue 248 0 0 0 0 62 0 0
LTS VFS Cache 360 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.
Reply all
Reply to author
Forward
0 new messages