panic: ASan: Invalid access, NUM-byte read in __mtx_lock_flags

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syzbot

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Sep 8, 2021, 1:59:29 AM9/8/21

to syzkaller-f...@googlegroups.com

Hello,

syzbot found the following issue on:

HEAD commit: 686aa9287c6b swap_pager: Handle large swap_pager_reserve()..
git tree: https://github.com/freebsd/freebsd-src.git main
console output: https://syzkaller.appspot.com/x/log.txt?x=14df4e93300000
dashboard link: https://syzkaller.appspot.com/bug?extid=a39d8bc0731c628b9b27
userspace arch: i386

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+a39d8b...@syzkaller.appspotmail.com

panic: ASan: Invalid access, 8-byte read at 0xfffffe00a89cee68, UMAUseAfterFree(fd)
cpuid = 0
time = 1631080731
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0xc7/frame 0xfffffe00576a7570
kdb_backtrace() at kdb_backtrace+0xd3/frame 0xfffffe00576a76d0
vpanic() at vpanic+0x2c5/frame 0xfffffe00576a77b0
panic() at panic+0xb5/frame 0xfffffe00576a7870
__asan_load8_noabort() at __asan_load8_noabort+0x376/frame 0xfffffe00576a7930
__mtx_lock_flags() at __mtx_lock_flags+0x122/frame 0xfffffe00576a7a10
sctp_sendall_completes() at sctp_sendall_completes+0x41/frame 0xfffffe00576a7a30
sctp_iterator_worker() at sctp_iterator_worker+0xf29/frame 0xfffffe00576a7b90
sctp_iterator_thread() at sctp_iterator_thread+0x5e/frame 0xfffffe00576a7bb0
fork_exit() at fork_exit+0xd0/frame 0xfffffe00576a7bf0
fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe00576a7bf0
--- trap 0, rip = 0, rsp = 0, rbp = 0 ---
KDB: enter: panic
[ thread pid 17 tid 100076 ]
Stopped at kdb_enter+0x6b: movq $0,0x28e224a(%rip)
db>
db> set $lines = 0
db> set $maxwidth = 0
db> show registers
cs 0x20
ds 0x3b
es 0x3b
fs 0x13
gs 0x1b
ss 0
rax 0x12
rcx 0xe3a7a821c5db16b
rdx 0x1
rbx 0
rsp 0xfffffe00576a76b0
rbp 0xfffffe00576a76d0
rsi 0
rdi 0xffffffff817b84fa vprintf+0x35a
r8 0x3
r9 0xfffffe00576a71e8
r10 0
r11 0xfffffe00a9d3bc30
r12 0xfffffe005838b1e0
r13 0xfffffe00576a7701
r14 0xffffffff82c773a0 .str.18
r15 0xffffffff82c773a0 .str.18
rip 0xffffffff817abe6b kdb_enter+0x6b
rflags 0x46
kdb_enter+0x6b: movq $0,0x28e224a(%rip)
db> show proc
Process 17 (sctp_iterator) at 0xfffffe005756d538:
state: NORMAL
uid: 0 gids: 0
parent: pid 0 at 0xffffffff8402f440
ABI: null
flag: 0x10000204 flag2: 0
reaper: 0xffffffff8402f440 reapsubtree: 17
sigparent: 20
vmspace: 0xffffffff840303c0
(map 0xffffffff840303c0)
(map.pmap 0xffffffff84030480)
(pmap 0xffffffff840304e0)
threads: 1
100076 Run CPU 0 [sctp_iterator]
db> ps
pid ppid pgrp uid state wmesg wchan cmd
68213 804 804 0 LE *pmap pv 0xfffffe00aa0753c0 syz-executor.2
55333 1 823 0 S uwait 0xfffffe00a9c3bb00 syz-executor.3
55331 1 823 0 S umtxn 0xfffffe00a9cd8600 syz-executor.3
55221 55220 804 0 SV uwait 0xfffffe00a981fb80 syz-executor.2
55220 55219 804 0 DV ppwait 0xfffffe00aa06ef58 syz-executor.2
55219 55218 804 0 DV ppwait 0xfffffe00a9dfbf58 syz-executor.2
55218 1 804 0 DV ppwait 0xfffffe00aa06e4e8 syz-executor.2
52736 1 804 0 S uwait 0xfffffe00a999f900 syz-executor.2
52734 1 785 0 S uwait 0xfffffe00a9c8e700 syz-executor.0
52732 1 804 0 S uwait 0xfffffe00a9cd8700 syz-executor.2
52728 1 785 0 S uwait 0xfffffe00a9cd8a00 syz-executor.0
52722 1 804 0 S umtxn 0xfffffe00a9c8e100 syz-executor.2
52716 1 804 0 S uwait 0xfffffe00a981f400 syz-executor.2
52713 1 804 0 S umtxn 0xfffffe00a806f980 syz-executor.2
52711 1 804 0 S umtxn 0xfffffe00a981f200 syz-executor.2
52703 1 804 0 S uwait 0xfffffe00a9d1fd80 syz-executor.2
52700 1 804 0 S umtxn 0xfffffe00a9cd8b00 syz-executor.2
52668 1 804 0 S umtxn 0xfffffe00a806f280 syz-executor.2
52665 1 804 0 S uwait 0xfffffe00a9c8e000 syz-executor.2
52662 1 804 0 S uwait 0xfffffe00a9cd8800 syz-executor.2
52660 1 804 0 S uwait 0xfffffe00a9c3b700 syz-executor.2
52604 1 785 0 S uwait 0xfffffe00a9c3b200 syz-executor.0
52598 1 785 0 S uwait 0xfffffe00a9c8e300 syz-executor.0
52591 1 804 0 S uwait 0xfffffe00a9c3b900 syz-executor.2
52588 1 804 0 S uwait 0xfffffe00a981f100 syz-executor.2
52585 1 804 0 S uwait 0xfffffe00a9c8ee80 syz-executor.2
52583 1 785 0 S uwait 0xfffffe00a999f000 syz-executor.0
52582 1 804 0 S uwait 0xfffffe00a9c3b400 syz-executor.2
52580 1 804 0 S uwait 0xfffffe00a9c3b300 syz-executor.2
52573 1 785 0 S uwait 0xfffffe00a9c3b500 syz-executor.0
52564 1 785 0 S uwait 0xfffffe00a9c3b800 syz-executor.0
52555 1 785 0 S uwait 0xfffffe00a9c8e980 syz-executor.0
51227 51226 804 0 SV uwait 0xfffffe00a9c8ea80 syz-executor.2
51226 1 804 0 DV ppwait 0xfffffe00a9d18f58 syz-executor.2
51006 51005 804 0 SV uwait 0xfffffe00a9946a00 syz-executor.2
51005 1 804 0 DV ppwait 0xfffffe00a9c62a20 syz-executor.2
47817 1 785 0 S uwait 0xfffffe00a2c47700 syz-executor.0
47815 1 785 0 S uwait 0xfffffe00a9c3b600 syz-executor.0
47808 1 785 0 S uwait 0xfffffe00a999f200 syz-executor.0
47792 1 785 0 S uwait 0xfffffe00a9946200 syz-executor.0
47787 1 785 0 S uwait 0xfffffe00a9c3be80 syz-executor.0
47781 1 785 0 S uwait 0xfffffe00a98a4380 syz-executor.0
47777 1 785 0 S uwait 0xfffffe00a2c9b000 syz-executor.0
47774 1 785 0 S uwait 0xfffffe00a999f800 syz-executor.0
47768 1 785 0 S uwait 0xfffffe00a98a4480 syz-executor.0
47764 1 785 0 S uwait 0xfffffe00a999f100 syz-executor.0
47761 1 785 0 S uwait 0xfffffe00a999f400 syz-executor.0
47754 1 785 0 S umtxn 0xfffffe00a9946e00 syz-executor.0
47750 1 785 0 S uwait 0xfffffe00a999f500 syz-executor.0
47742 1 785 0 S uwait 0xfffffe00a9946800 syz-executor.0
47736 1 785 0 S uwait 0xfffffe00a9946000 syz-executor.0
47725 1 785 0 S uwait 0xfffffe00a9946d00 syz-executor.0
47719 1 785 0 S uwait 0xfffffe00a999f300 syz-executor.0
47709 1 785 0 S uwait 0xfffffe00a98a4280 syz-executor.0
47707 1 785 0 S umtxn 0xfffffe00a9946c00 syz-executor.0
47706 1 823 0 SV uwait 0xfffffe00a9946b00 syz-executor.3
47705 1 823 0 SV uwait 0xfffffe00a9946100 syz-executor.3
47696 1 785 0 S uwait 0xfffffe00a9946300 syz-executor.0
47687 1 785 0 S uwait 0xfffffe00a8a6a680 syz-executor.0
47678 1 785 0 S uwait 0xfffffe00a98a4180 syz-executor.0
47669 1 785 0 S uwait 0xfffffe00a9946400 syz-executor.0
47664 1 785 0 S uwait 0xfffffe00a9946500 syz-executor.0
47661 1 785 0 S uwait 0xfffffe00a98a4080 syz-executor.0
47657 1 785 0 S uwait 0xfffffe00a9946900 syz-executor.0
47655 1 785 0 S uwait 0xfffffe00a9946700 syz-executor.0
47647 1 785 0 S uwait 0xfffffe00a9815580 syz-executor.0
47642 1 785 0 S uwait 0xfffffe00a98a4b00 syz-executor.0
47636 1 785 0 S uwait 0xfffffe00a9946600 syz-executor.0
47629 1 785 0 S uwait 0xfffffe00a9815480 syz-executor.0
47623 1 785 0 S uwait 0xfffffe00a9946f00 syz-executor.0
47615 1 785 0 S uwait 0xfffffe00a98a4c00 syz-executor.0
47609 1 785 0 S uwait 0xfffffe00a806f000 syz-executor.0
47607 1 785 0 S uwait 0xfffffe00a9158380 syz-executor.0
47603 1 785 0 S uwait 0xfffffe00a9158800 syz-executor.0
47598 1 785 0 S uwait 0xfffffe00a98a4d00 syz-executor.0
47586 1 785 0 S uwait 0xfffffe00a9815380 syz-executor.0
47577 1 785 0 S uwait 0xfffffe00a806f600 syz-executor.0
47571 1 785 0 S uwait 0xfffffe00a2c47380 syz-executor.0
47563 1 785 0 S uwait 0xfffffe00a9158280 syz-executor.0
47552 1 785 0 S uwait 0xfffffe00a9815c00 syz-executor.0
47550 1 785 0 S uwait 0xfffffe00a8a6aa00 syz-executor.0
47548 1 785 0 S uwait 0xfffffe00a8a6a580 syz-executor.0
47541 1 785 0 S uwait 0xfffffe00a9815280 syz-executor.0
47539 1 785 0 S uwait 0xfffffe00a98a4e00 syz-executor.0
47537 1 785 0 S uwait 0xfffffe00a2c2ea00 syz-executor.0
47535 1 785 0 S uwait 0xfffffe00a9158180 syz-executor.0
47529 1 785 0 S uwait 0xfffffe00a2c2ec80 syz-executor.0
47520 1 785 0 S uwait 0xfffffe00a9815180 syz-executor.0
47517 1 785 0 S uwait 0xfffffe00a9815080 syz-executor.0
47515 1 785 0 S uwait 0xfffffe00a98a4f00 syz-executor.0
47513 1 785 0 S uwait 0xfffffe00a2c47100 syz-executor.0
47508 1 785 0 S uwait 0xfffffe00a9815e00 syz-executor.0
47506 1 785 0 S uwait 0xfffffe00a9815d00 syz-executor.0
47504 1 785 0 S uwait 0xfffffe00a9158500 syz-executor.0
47502 1 785 0 S uwait 0xfffffe00a9158b00 syz-executor.0
47496 1 785 0 S uwait 0xfffffe00a2c9b880 syz-executor.0
47492 1 785 0 S uwait 0xfffffe00a2c47780 syz-executor.0
47490 1 785 0 S uwait 0xfffffe00a9158080 syz-executor.0
47488 1 785 0 S uwait 0xfffffe00a8a6aa80 syz-executor.0
47486 1 785 0 S uwait 0xfffffe00a8a6a480 syz-executor.0
47483 1 785 0 S uwait 0xfffffe00a2c9b100 syz-executor.0
47479 1 785 0 S uwait 0xfffffe00a2c9b680 syz-executor.0
47473 1 785 0 S uwait 0xfffffe00a9815f00 syz-executor.0
47471 1 785 0 S uwait 0xfffffe009e404680 syz-executor.0
47468 1 785 0 S uwait 0xfffffe00588ca180 syz-executor.0
47466 1 785 0 S uwait 0xfffffe00a2c9b080 syz-executor.0
47461 1 785 0 S uwait 0xfffffe00a8a6a380 syz-executor.0
47455 1 785 0 S umtxn 0xfffffe00a2c47580 syz-executor.0
47453 1 785 0 S uwait 0xfffffe00a2c9b280 syz-executor.0
47452 1 786 0 S uwait 0xfffffe00a2c9b480 syz-executor.1
47447 1 785 0 S uwait 0xfffffe0056ffe400 syz-executor.0
47444 1 786 0 S uwait 0xfffffe00a806fe00 syz-executor.1
47443 1 785 0 S uwait 0xfffffe00a2c47400 syz-executor.0
47436 1 785 0 S uwait 0xfffffe00a8a6a900 syz-executor.0
47433 1 785 0 S uwait 0xfffffe00a2c2e200 syz-executor.0
47431 1 786 0 S uwait 0xfffffe00a2c9bd80 syz-executor.1
47430 1 785 0 S uwait 0xfffffe009e404d80 syz-executor.0
47428 1 785 0 S uwait 0xfffffe00a8a6a780 syz-executor.0
47421 1 785 0 S umtxn 0xfffffe009e404000 syz-executor.0
47419 1 785 0 S umtxn 0xfffffe00a3c5d980 syz-executor.0
47417 1 785 0 S uwait 0xfffffe00a3c5de80 syz-executor.0
47416 1 786 0 S uwait 0xfffffe00a2c9b400 syz-executor.1
47414 1 785 0 S uwait 0xfffffe00a2c47200 syz-executor.0
47405 1 785 0 S uwait 0xfffffe0058764880 syz-executor.0
47401 1 785 0 S uwait 0xfffffe00a2c2ec00 syz-executor.0
47398 1 785 0 S uwait 0xfffffe00a3c5da80 syz-executor.0
47396 1 785 0 S uwait 0xfffffe00a3c5d880 syz-executor.0
47389 1 785 0 S uwait 0xfffffe00a2c9bc80 syz-executor.0
47384 1 785 0 S uwait 0xfffffe00a3c5d780 syz-executor.0
47376 1 785 0 S uwait 0xfffffe009e9bad80 syz-executor.0
47367 1 785 0 S uwait 0xfffffe00a2c47500 syz-executor.0
47362 1 785 0 S uwait 0xfffffe00a2c9bb80 syz-executor.0
47357 1 823 0 S uwait 0xfffffe00a2c9b780 syz-executor.3
47356 1 785 0 S uwait 0xfffffe0058b4b500 syz-executor.0
47354 1 785 0 S uwait 0xfffffe00a2c9be80 syz-executor.0
47352 1 785 0 S uwait 0xfffffe00a2c9ba80 syz-executor.0
47341 1 823 0 S uwait 0xfffffe00a806fd00 syz-executor.3
47340 1 785 0 S uwait 0xfffffe00a2c2e100 syz-executor.0
47335 1 785 0 S uwait 0xfffffe00a806fc00 syz-executor.0
47334 1 823 0 S uwait 0xfffffe00a2c2e700 syz-executor.3
47325 1 823 0 S uwait 0xfffffe009e404a80 syz-executor.3
47324 1 785 0 S uwait 0xfffffe0058b4b600 syz-executor.0
47315 1 785 0 S uwait 0xfffffe009e9ba300 syz-executor.0
47305 1 785 0 S uwait 0xfffffe0058b4b700 syz-executor.0
47294 1 785 0 S uwait 0xfffffe009e404200 syz-executor.0
47258 1 785 0 S uwait 0xfffffe00a2c2e800 syz-executor.0
47249 1 785 0 S uwait 0xfffffe009e404980 syz-executor.0
47240 1 785 0 S uwait 0xfffffe0058764e80 syz-executor.0
47236 1 785 0 S uwait 0xfffffe00a3c5d480 syz-executor.0
47230 1 785 0 S uwait 0xfffffe00588ca680 syz-executor.0
45814 1 804 0 S uwait 0xfffffe00a3c5db80 syz-executor.2
45812 1 804 0 S uwait 0xfffffe009e404180 syz-executor.2
43202 43194 804 0 SV uwait 0xfffffe00a2c2e600 syz-executor.2
43194 1 804 0 DV ppwait 0xfffffe0058b3ea20 syz-executor.2
33716 0 0 0 DL aiordy 0xfffffe00a719e000 [aiod4]
33715 0 0 0 DL aiordy 0xfffffe00a70ffa70 [aiod3]
33714 0 0 0 DL aiordy 0xfffffe00a7053000 [aiod2]
33713 0 0 0 DL aiordy 0xfffffe00a2d53a70 [aiod1]
9076 1 9076 65 Ss select 0xfffffe00a70b8a40 dhclient
6822 1 6822 0 Ss select 0xfffffe00a70b8ac0 dhclient
6813 1 6813 0 Ss select 0xfffffe00a70b8cc0 dhclient
6764 1 6764 65 Ss select 0xfffffe00a70b8b40 dhclient
4787 1 4787 0 Ss select 0xfffffe0056b8d040 dhclient
4784 1 4784 0 Ss select 0xfffffe005740a240 dhclient
4758 1 4758 65 Ss select 0xfffffe0056b8d340 dhclient
3875 1 3875 0 Ss select 0xfffffe005740a440 dhclient
3872 1 3872 0 Ss select 0xfffffe0056b8d3c0 dhclient
3845 1 3845 65 Ss select 0xfffffe005740a540 dhclient
1745 1 1745 0 Ss select 0xfffffe0056b8d240 dhclient
1738 1 1738 0 Ss select 0xfffffe005740a5c0 dhclient
1026 1 804 0 S uwait 0xfffffe00a2c2e900 syz-executor.2
1018 1 804 0 S uwait 0xfffffe00a2c2e000 syz-executor.2
823 780 823 0 Rs syz-executor.3
804 780 804 0 Ss nanslp 0xffffffff8405af81 syz-executor.2
786 780 786 0 Rs CPU 1 syz-executor.1
785 780 785 0 Rs syz-executor.0
780 778 778 0 S (threaded) syz-fuzzer
100124 S uwait 0xfffffe009e404880 syz-fuzzer
100125 S uwait 0xfffffe009e404380 syz-fuzzer
100126 S uwait 0xfffffe009e404480 syz-fuzzer
100127 S uwait 0xfffffe009e404580 syz-fuzzer
100128 S uwait 0xfffffe0058b4b100 syz-fuzzer
100129 S uwait 0xfffffe0058b4b200 syz-fuzzer
100130 S kqread 0xfffffe005834cb00 syz-fuzzer
100131 S uwait 0xfffffe0058b4b400 syz-fuzzer
100151 S uwait 0xfffffe009e404c80 syz-fuzzer
100184 S uwait 0xfffffe009e9bae80 syz-fuzzer
778 776 778 0 Ss pause 0xfffffe009e9b0b20 csh
776 694 776 0 Ss select 0xfffffe0056b8b840 sshd
760 1 760 0 Ss+ ttyin 0xfffffe0056ff8cb0 getty
759 1 759 0 Ss+ ttyin 0xfffffe00575f6cb0 getty
758 1 758 0 Ss+ ttyin 0xfffffe00583eb0b0 getty
757 1 757 0 Ss+ ttyin 0xfffffe00583eb4b0 getty
756 1 756 0 Ss+ ttyin 0xfffffe00583eb8b0 getty
755 1 755 0 Ss+ ttyin 0xfffffe00583ebcb0 getty
754 1 754 0 Ss+ ttyin 0xfffffe00574740b0 getty
753 1 753 0 Ss+ ttyin 0xfffffe00574744b0 getty
752 1 752 0 Ss+ ttyin 0xfffffe00574748b0 getty
698 1 698 0 Ss nanslp 0xffffffff8405af80 cron
694 1 694 0 Ss select 0xfffffe0056b8bac0 sshd
507 1 507 0 Ss select 0xfffffe0056b8bd40 syslogd
436 1 436 0 Ss select 0xfffffe0056b8be40 devd
435 1 435 65 Ss select 0xfffffe0056b8bcc0 dhclient
350 1 350 0 Ss select 0xfffffe005740abc0 dhclient
347 1 347 0 Ss select 0xfffffe005740ab40 dhclient
23 0 0 0 DL vlruwt 0xfffffe005875c538 [vnlru]
22 0 0 0 DL syncer 0xffffffff84183360 [syncer]
21 0 0 0 DL (threaded) [bufdaemon]
100085 D qsleep 0xffffffff84181060 [bufdaemon]
100088 D - 0xffffffff83411f80 [bufspacedaemon-0]
100098 D sdflush 0xfffffe00575fe8e8 [/ worker]
20 0 0 0 DL psleep 0xffffffff841b9580 [vmdaemon]
19 0 0 0 DL (threaded) [pagedaemon]
100083 D psleep 0xffffffff841ad0b8 [dom0]
100089 D launds 0xffffffff841ad0c4 [laundry: dom0]
100090 D umarcl 0xffffffff81eacda0 [uma]
18 0 0 0 DL - 0xffffffff83e120a0 [rand_harvestq]
17 0 0 0 RL CPU 0 [sctp_iterator]
16 0 0 0 DL pftm 0xffffffff8475fe20 [pf purge]
15 0 0 0 DL - 0xffffffff8417c280 [soaiod4]
9 0 0 0 DL - 0xffffffff8417c280 [soaiod3]
8 0 0 0 DL - 0xffffffff8417c280 [soaiod2]
7 0 0 0 DL - 0xffffffff8417c280 [soaiod1]
6 0 0 0 DL (threaded) [cam]
100048 D - 0xffffffff83c97840 [doneq0]
100049 D - 0xffffffff83c977c0 [async]
100082 D - 0xffffffff83c97640 [scanner]
14 0 0 0 DL seqstat 0xfffffe000791a888 [sequencer 00]
5 0 0 0 DL crypto_ 0xfffffe00541b0d80 [crypto returns 1]
4 0 0 0 DL crypto_ 0xfffffe00541b0d30 [crypto returns 0]
3 0 0 0 DL crypto_ 0xffffffff841a7160 [crypto]
13 0 0 0 DL (threaded) [geom]
100039 D - 0xffffffff8402e540 [g_event]
100040 D - 0xffffffff8402e580 [g_up]
100041 D - 0xffffffff8402e5c0 [g_down]
2 0 0 0 DL (threaded) [KTLS]
100029 D - 0xfffffe00081ecb00 [thr_0]
100030 D - 0xfffffe00081ecb80 [thr_1]
100031 D - 0xffffffff8417d608 [alloc_0]
12 0 0 0 RL (threaded) [intr]
100012 I [swi6: task queue]
100013 I [swi6: Giant taskq]
100015 I [swi5: fast taskq]
100032 I [swi4: clock (0)]
100033 I [swi4: clock (1)]
100034 I [swi1: netisr 0]
100035 I [swi3: vm]
100036 RunQ [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 0xfffffe0053d52538 [init]
10 0 0 0 DL audit_w 0xffffffff841a8100 [audit]
0 0 0 0 DLs (threaded) [kernel]
100000 D swapin 0xffffffff8402f440 [swapper]
100005 D - 0xfffffe00081f4800 [if_config_tqg_0]
100006 D - 0xfffffe00081f4600 [softirq_0]
100007 D - 0xfffffe00081f4400 [softirq_1]
100008 D - 0xfffffe00081f4200 [if_io_tqg_0]
100009 D - 0xfffffe00081f4000 [if_io_tqg_1]
100010 D - 0xfffffe0053deed00 [in6m_free taskq]
100011 D - 0xfffffe0053deeb00 [deferred_unmount ta]
100014 D - 0xfffffe0053dee500 [thread taskq]
100016 D - 0xfffffe0053dee100 [linuxkpi_irq_wq]
100017 D - 0xfffffe0053df8e00 [kqueue_ctx taskq]
100018 D - 0xfffffe0053df8c00 [pci_hp taskq]
100019 D - 0xfffffe0053df8a00 [aiod_kick taskq]
100020 D - 0xfffffe0053df8800 [inm_free taskq]
100021 D - 0xfffffe0053df8600 [linuxkpi_short_wq_0]
100022 D - 0xfffffe0053df8600 [linuxkpi_short_wq_1]
100023 D - 0xfffffe0053df8600 [linuxkpi_short_wq_2]
100024 D - 0xfffffe0053df8600 [linuxkpi_short_wq_3]
100025 D - 0xfffffe0053df8100 [linuxkpi_long_wq_0]
100026 D - 0xfffffe0053df8100 [linuxkpi_long_wq_1]
100027 D - 0xfffffe0053df8100 [linuxkpi_long_wq_2]
100028 D - 0xfffffe0053df8100 [linuxkpi_long_wq_3]
100038 D - 0xfffffe0053e00200 [firmware taskq]
100042 D - 0xfffffe0054188c00 [crypto_0]
100043 D - 0xfffffe0054188c00 [crypto_1]
100059 D - 0xfffffe0056eabd00 [vtnet0 rxq 0]
100060 D - 0xfffffe0056eabc00 [vtnet0 txq 0]
100061 D - 0xfffffe0056eabb00 [vtnet0 rxq 1]
100062 D - 0xfffffe0056eaba00 [vtnet0 txq 1]
100064 D vtbslp 0xfffffe0056b8be80 [virtio_balloon]
100068 D - 0xfffffe0056feaa00 [mca taskq]
100073 D - 0xffffffff82c7e320 [deadlkres]
100077 D - 0xfffffe0057400a00 [acpi_task_0]
100078 D - 0xfffffe0057400a00 [acpi_task_1]
100079 D - 0xfffffe0057400a00 [acpi_task_2]
100081 D - 0xfffffe0054188500 [CAM taskq]
db> show all locks
Process 68213 (syz-executor.2) thread 0xfffffe00a9d3b720 (159688)
exclusive sleep mutex pmap (pmap) r = 0 (0xfffffe00aa069120) locked @ /syzkaller/managers/i386/kernel/sys/amd64/amd64/pmap.c:8288
Process 823 (syz-executor.3) thread 0xfffffe0058b46c80 (100108)
exclusive sx vm map (user) (vm map (user)) r = 0 (0xfffffe00aa06a440) locked @ /syzkaller/managers/i386/kernel/sys/vm/vm_map.c:4272
exclusive sx vm map (user) (vm map (user)) r = 0 (0xfffffe009e9c0440) locked @ /syzkaller/managers/i386/kernel/sys/vm/vm_map.c:4268
Process 786 (syz-executor.1) thread 0xfffffe0058b45000 (100112)
exclusive rw pmap pv list (pmap pv list) r = 0 (0xfffffe000775ce00) locked @ /syzkaller/managers/i386/kernel/sys/amd64/amd64/pmap.c:5786
exclusive sleep mutex pmap (pmap) r = 0 (0xfffffe00a7e2d120) locked @ /syzkaller/managers/i386/kernel/sys/amd64/amd64/pmap.c:7834
exclusive sleep mutex pmap (pmap) r = 0 (0xfffffe009e4e8120) locked @ /syzkaller/managers/i386/kernel/sys/amd64/amd64/pmap.c:7833
exclusive sx vm map (user) (vm map (user)) r = 0 (0xfffffe00a7e2d060) locked @ /syzkaller/managers/i386/kernel/sys/vm/vm_map.c:4272
exclusive sx vm map (user) (vm map (user)) r = 0 (0xfffffe009e4e8060) locked @ /syzkaller/managers/i386/kernel/sys/vm/vm_map.c:4268
Process 12 (intr) thread 0xfffffe0053e253a0 (100036)
exclusive sleep mutex tcp_hpts_lck (hpts) r = 0 (0xfffffe0053e2ad80) locked @ /syzkaller/managers/i386/kernel/sys/netinet/tcp_hpts.c:1979
db> show malloc
Type InUse MemUse Requests
pf_hash 5 11524K 5
devbuf 4217 4339K 4245
tcp_hpts 6 3201K 6
filedesc 318 2541K 134209
pcb 1618 2315K 155007
sysctloid 34389 2031K 34460
vtbuf 24 1968K 46
kobj 326 1304K 485
newblk 10 1027K 67760
vfscache 3 1025K 3
subproc 457 966K 68463
pf_rule 391 758K 820
inodedep 128 560K 67330
ufs_quota 1 512K 1
vfs_hash 1 512K 1
callout 2 512K 2
intr 4 472K 4
sctp_atcl 908 341K 98939
vmem 3 276K 6
acpica 1674 184K 55623
vnet_data 1 168K 1
tidhash 3 141K 3
linker 355 140K 407
pagedep 9 130K 67096
tfo_ccache 1 128K 1
sctp_stro 118 118K 27628
DEVFS1 108 108K 125
sem 4 106K 4
kdtrace 537 93K 143004
BPF 46 88K 105
umtx 682 86K 682
temp 60 83K 9993
bus 986 80K 3488
mtx_pool 2 72K 2
syncache 1 68K 1
acpitask 1 64K 1
ddb_capture 1 64K 1
module 509 64K 509
sctp_timw 164 41K 164
sctp_atky 1026 36K 128355
hostcache 1 32K 1
shm 1 32K 15
DEVFS3 127 32K 137
msg 4 30K 4
pf_osfp 253 30K 253
dirrem 118 30K 67226
gtaskqueue 18 26K 18
kbdmux 6 22K 6
ifaddr 70 20K 72
DEVFS_RULE 56 20K 56
routetbl 135 19K 992
ufs_mount 4 17K 5
proc 3 17K 3
tty 16 16K 16
kqueue 221 16K 68368
ithread 99 16K 99
ksem 37 15K 2398
freefile 118 15K 67066
lltable 46 15K 340
sctp_athm 908 15K 99253
bus-sc 34 15K 1693
pwddesc 217 14K 68215
DEVFSP 213 14K 6770
KTRACE 101 13K 101
ifnet 7 13K 7
ether_multi 152 13K 162
kenv 95 12K 95
eventhandler 133 12K 133
CAM queue 5 11K 1528
GEOM 61 10K 489
rman 84 10K 425
in6_multi 65 9K 65
xform 135 9K 7201
bmsafemap 2 9K 67317
UART 12 9K 12
devstat 4 9K 4
rpc 2 8K 2
shmfd 1 8K 12
pfs_vncache 1 8K 1
pfs_nodes 20 8K 20
audit_evclass 237 8K 295
taskqueue 63 7K 63
cred 26 7K 469
sglist 5 7K 5
CAM DEV 3 6K 510
plimit 24 6K 642
pf_ifnet 13 5K 151
inpcbpolicy 152 5K 21356
ufs_dirhash 24 5K 24
UMA 270 5K 270
session 35 5K 66
vt 11 5K 11
pf_table 2 4K 147
memdesc 1 4K 1
MCA 32 4K 32
evdev 4 4K 4
kcovinfo 64 4K 68
sctp_map 236 4K 55256
lockf 34 4K 180
acpisem 28 4K 28
selfd 55 4K 870609
hhook 15 4K 17
proc-args 52 3K 822
terminal 11 3K 11
osd 145 3K 19475
select 19 3K 128
uidinfo 3 3K 35
local_apic 1 2K 1
io_apic 1 2K 1
fpukern_ctx 2 2K 2
ipsec-saq 2 2K 2
ip6ndp 12 2K 13
sctp_ifa 13 2K 14
Unitno 27 2K 59
CAM XPT 22 2K 543
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
freework 5 2K 66982
softdep 1 1K 1
mkdir 8 1K 134146
freeblks 4 1K 66945
sahead 1 1K 1
secasvar 1 1K 1
nhops 6 1K 8
vnodemarker 2 1K 202
NFSD session 1 1K 1
CAM periph 4 1K 271
ipsec 3 1K 3
sctp_ifn 6 1K 14
mld 6 1K 6
igmp 6 1K 6
toponodes 6 1K 6
isadev 6 1K 6
mount 16 1K 1161
pci_link 10 1K 10
crypto 4 1K 27
encap_export_host 12 1K 12
procdesc 5 1K 18
newdirblk 4 1K 67073
diradd 4 1K 67270
pfil 4 1K 4
cdev 2 1K 2
chacha20random 1 1K 1
sigio 6 1K 19
sctp_iter 1 1K 382
sctp_cpal 1 1K 370
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
CAM I/O Scheduler 1 1K 1
CAM path 4 1K 1034
pmchooks 1 1K 1
filedesc_to_leader 2 1K 3
soname 4 1K 82034
filecaps 5 1K 132
sctp_vrf 1 1K 1
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
cubic data 0 0K 35
sctp_mcore 0 0K 0
sctp_socko 0 0K 41019
sctp_mvrf 0 0K 0
sctp_cmsg 0 0K 0
sctp_stre 0 0K 0
sctp_athi 0 0K 0
sctp_a_it 0 0K 12
sctp_aadr 0 0K 65
sctp_stri 0 0K 756
tcp_do 0 0K 0
tcp_fsb 0 0K 2899
mqdata 0 0K 0
cdg data 0 0K 52
dctcp data 0 0K 86
htcp data 0 0K 73
chd data 0 0K 112
pf_altq 0 0K 0
pf_temp 0 0K 0
vegas data 0 0K 32
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 61539
sentinel 0 0K 0
jfsync 0 0K 0
jtrunc 0 0K 0
sbdep 0 0K 99
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
freefrag 0 0K 3
allocindir 0 0K 0
indirdep 0 0K 58
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 340
ip6_msource 0 0K 0
ip6_moptions 0 0K 0
in6_mfilter 0 0K 0
frag6 0 0K 3
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 67334
namei_tracker 0 0K 2
export_host 0 0K 0
cl_savebuf 0 0K 2
twe_commands 0 0K 0
twa_commands 0 0K 0
tcp_log_dev 0 0K 3156
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 9
lio 0 0K 8
acl 0 0K 0
osti_cacheable 0 0K 0
mbuf_tag 0 0K 249
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 46019
ioctlops 0 0K 2636
eventfd 0 0K 20
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 1260
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
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 8321 4120 971322 0 254 50958336 0
tcp_log 416 55 10295 349812 0 254 4305600 0
mbuf 256 8976 5049 6461977 0 254 3590400 0
sctp_asoc 2288 118 1302 27628 0 254 3248960 0
malloc-2048 2048 797 633 71592 0 8 2928640 0
malloc-16384 16384 159 8 67103 0 1 2736128 0
pbuf 2624 0 973 0 0 2 2553152 0
RADIX NODE 144 14905 434 1570254 0 66 2208816 0
sctp_ep 1272 790 686 70820 0 254 1877472 0
UMA Slabs 0 112 15467 514 15980 0 126 1789872 0
mbuf_cluster 2048 870 2 870 0 254 1785856 0
BUF TRIE 144 187 11573 2350 0 62 1693440 0
malloc-384 384 4152 18 4152 0 30 1601280 0
malloc-1024 1024 238 1302 29366 0 17 1576960 0
vmem btag 56 26915 132 26980 0 254 1514632 0
malloc-128 128 11292 54 11344 0 126 1452288 0
malloc-4096 4096 327 3 582 0 2 1351680 0
socket 944 849 327 94822 0 254 1110144 0
malloc-384 384 909 1951 99281 0 30 1098240 0
sctp_raddr 736 118 1301 28229 0 254 1044384 0
malloc-4096 4096 232 9 68240 0 2 987136 0
MAP ENTRY 96 9737 427 3680718 0 126 975744 0
VM OBJECT 264 3319 116 961860 0 30 906840 0
malloc-384 384 127 2233 67386 0 30 906240 0
malloc-256 256 1126 2384 134055 0 62 898560 0
malloc-2048 2048 389 9 940 0 8 815104 0
FFS inode 1160 667 26 67737 0 8 803880 0
256 Bucket 2048 330 16 39907 0 8 708608 0
malloc-256 256 242 2248 135176 0 62 637440 0
THREAD 1808 315 26 74787 0 8 616528 0
ertt_txseginfo 40 1 14745 4019323 0 254 589840 0
tcp_bbr_map 128 2 4400 1349676 0 126 563456 0
VMSPACE 2544 187 11 68183 0 4 503712 0
lkpimm 168 1 2327 1 0 62 391104 0
lkpicurr 168 2 2326 2 0 62 391104 0
VNODE 448 707 94 67779 0 30 358848 0
tcp_inpcb 496 143 537 19464 0 254 337280 0
tcpcb 1080 141 167 19464 0 254 332640 0
malloc-65536 65536 5 0 5 0 1 327680 0
PROC 1336 220 17 68215 0 8 316632 0
malloc-128 128 122 2234 70004 0 126 301568 0
malloc-64 64 4063 221 72611 0 254 274176 0
filedesc0 1072 217 21 68215 0 8 255136 0
sctp_stream_msg_out 112 24 2064 4138 0 254 233856 0
malloc-16 16 14029 221 14091 0 254 228000 0
DEVCTL 1024 0 220 154 0 0 225280 0
mbuf_packet 256 131 739 104735 0 254 222720 0
malloc-128 128 1622 52 27774 0 126 214272 0
malloc-65536 65536 1 2 907 0 1 196608 0
malloc-65536 65536 3 0 3 0 1 196608 0
malloc-32768 32768 0 6 45 0 1 196608 0
malloc-32 32 5560 362 6123 0 254 189504 0
UMA Zones 768 242 2 242 0 16 187392 0
FFS2 dinode 256 667 38 67736 0 62 180480 0
malloc-256 256 50 580 141390 0 62 161280 0
malloc-128 128 1103 137 71967 0 126 158720 0
128 Bucket 1024 113 34 29894 0 16 150528 0
S VFS Cache 104 1032 411 70132 0 126 150072 0
malloc-64 64 971 1234 49991 0 254 141120 0
malloc-65536 65536 0 2 136 0 1 131072 0
malloc-256 256 373 137 77367 0 62 130560 0
ksiginfo 112 222 822 4439 0 126 116928 0
Files 80 1193 257 198792 0 126 116000 0
malloc-384 384 267 33 882 0 30 115200 0
64 Bucket 512 153 63 21145 0 30 110592 0
malloc-128 128 583 254 204055 0 126 107136 0
malloc-8192 8192 7 5 140 0 1 98304 0
malloc-32 32 1025 1999 103863 0 254 96768 0
malloc-16 16 1324 4676 199875 0 254 96000 0
malloc-64 64 1183 266 137554 0 254 92736 0
sctp_chunk 152 99 499 2909 0 254 90896 0
malloc-4096 4096 22 0 22 0 2 90112 0
UMA Kegs 384 227 6 227 0 30 89472 0
32 Bucket 256 201 129 20806 0 62 84480 0
clpbuf 2624 0 32 20 0 16 83968 0
malloc-2048 2048 29 7 1183 0 8 73728 0
g_bio 408 0 180 15858 0 30 73440 0
pcpu-8 8 7798 906 13527 0 254 69632 0
malloc-65536 65536 0 1 8 0 1 65536 0
malloc-32768 32768 0 2 130 0 1 65536 0
malloc-16384 16384 4 0 4 0 1 65536 0
malloc-8192 8192 7 0 7 0 1 57344 0
sctp_laddr 48 4 1172 13726 0 254 56448 0
malloc-4096 4096 11 2 551 0 2 53248 0
tcp_rack_pcb 832 0 63 2899 0 16 52416 0
malloc-16384 16384 1 2 161 0 1 49152 0
TURNSTILE 136 342 15 342 0 62 48552 0
pipe 744 23 37 853 0 16 44640 0
malloc-64 64 188 505 871326 0 254 44352 0
malloc-256 256 39 126 133957 0 62 42240 0
DIRHASH 1024 34 6 34 0 16 40960 0
malloc-8192 8192 5 0 5 0 1 40960 0
malloc-1024 1024 4 36 538 0 16 40960 0
vtnet_tx_hdr 24 0 1670 4252208 0 254 40080 0
tcp_bbr_pcb 832 1 44 10590 0 16 37440 0
NAMEI 1024 0 36 305807 0 16 36864 0
malloc-4096 4096 3 6 67341 0 2 36864 0
malloc-384 384 83 7 83 0 30 34560 0
SLEEPQUEUE 88 342 42 342 0 126 33792 0
malloc-32768 32768 1 0 1 0 1 32768 0
malloc-32768 32768 1 0 1 0 1 32768 0
malloc-32768 32768 1 0 1 0 1 32768 0
malloc-16384 16384 1 1 16 0 1 32768 0
malloc-8192 8192 0 4 32 0 1 32768 0
malloc-8192 8192 2 2 36 0 1 32768 0
malloc-2048 2048 4 12 167 0 8 32768 0
malloc-1024 1024 22 10 3734 0 16 32768 0
pcpu-64 64 487 25 487 0 254 32768 0
da_ccb 544 0 56 4076 0 16 30464 0
ertt 72 141 251 19464 0 126 2

---
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

unread,

Sep 8, 2021, 7:15:21 PM9/8/21

to syzkaller-f...@googlegroups.com

syzbot has found a reproducer for the following issue on:

HEAD commit: 4ccbbe5f0689 top(1): indicate how to reset grep string

git tree: https://github.com/freebsd/freebsd-src.git main

console output: https://syzkaller.appspot.com/x/log.txt?x=1153bf5d300000
dashboard link: https://syzkaller.appspot.com/bug?extid=a39d8bc0731c628b9b27
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1577da63300000

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+a39d8b...@syzkaller.appspotmail.com

login: panic: ASan: Invalid access, 8-byte read at 0xfffffe009e9ff478, UMAUseAfterFree(fd)
cpuid = 1
time = 1631142638
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0xc7/frame 0xfffffe005768b570
kdb_backtrace() at kdb_backtrace+0xd3/frame 0xfffffe005768b6d0
vpanic() at vpanic+0x2c5/frame 0xfffffe005768b7b0
panic() at panic+0xb5/frame 0xfffffe005768b870
__asan_load8_noabort() at __asan_load8_noabort+0x376/frame 0xfffffe005768b930
__mtx_lock_flags() at __mtx_lock_flags+0x122/frame 0xfffffe005768ba10
sctp_sendall_completes() at sctp_sendall_completes+0x41/frame 0xfffffe005768ba30
sctp_iterator_worker() at sctp_iterator_worker+0xf29/frame 0xfffffe005768bb90
sctp_iterator_thread() at sctp_iterator_thread+0x5e/frame 0xfffffe005768bbb0
fork_exit() at fork_exit+0xd0/frame 0xfffffe005768bbf0
fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe005768bbf0

--- trap 0, rip = 0, rsp = 0, rbp = 0 ---
KDB: enter: panic
[ thread pid 17 tid 100076 ]

Stopped at kdb_enter+0x6b: movq $0,0x28e217a(%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 0x5e3dadb292577b9a
rdx 0xdffff7c000000000
rbx 0
rsp 0xfffffe005768b6b0
rbp 0xfffffe005768b6d0
rsi 0x1
rdi 0xffffffff8408b740 cov_trace_pc
r8 0x3
r9 0xfffffe005768b1e8
r10 0
r11 0
r12 0xfffffe00573fd560
r13 0xfffffe005768b701
r14 0xffffffff82c79420 .str.18
r15 0xffffffff82c79420 .str.18
rip 0xffffffff817abf3b kdb_enter+0x6b
rflags 0x46
kdb_enter+0x6b: movq $0,0x28e217a(%rip)
db> show proc
Process 17 (sctp_iterator) at 0xfffffe00573fb000:

state: NORMAL
uid: 0 gids: 0
parent: pid 0 at 0xffffffff8402f440
ABI: null
flag: 0x10000204 flag2: 0
reaper: 0xffffffff8402f440 reapsubtree: 17
sigparent: 20
vmspace: 0xffffffff840303c0
(map 0xffffffff840303c0)
(map.pmap 0xffffffff84030480)
(pmap 0xffffffff840304e0)
threads: 1

100076 Run CPU 1 [sctp_iterator]

db> ps
pid ppid pgrp uid state wmesg wchan cmd

799 793 436 0 R CPU 0 sh
793 436 436 0 S wait 0xfffffe009e53e538 sh
790 788 790 0 Ss nanslp 0xffffffff8405af80 syz-executor.0
788 786 786 0 S (threaded) syz-execprog
100117 S uwait 0xfffffe00584df600 syz-execprog
100122 S uwait 0xfffffe009e440100 syz-execprog
100123 S kqread 0xfffffe005886fe00 syz-execprog
100124 S uwait 0xfffffe009e440300 syz-execprog
100125 S uwait 0xfffffe009e440400 syz-execprog
100126 S uwait 0xfffffe009e9c2d80 syz-execprog
100127 S uwait 0xfffffe009e9c2e80 syz-execprog
786 784 786 0 Ss pause 0xfffffe0058b1eb20 csh
784 694 784 0 Ss select 0xfffffe0058aec140 sshd
760 1 760 0 Ss+ ttyin 0xfffffe0057003cb0 getty
759 1 759 0 Ss+ ttyin 0xfffffe00575f84b0 getty
758 1 758 0 Ss+ ttyin 0xfffffe00575f8cb0 getty
757 1 757 0 Ss+ ttyin 0xfffffe00583ee4b0 getty
756 1 756 0 Ss+ ttyin 0xfffffe00583eecb0 getty
755 1 755 0 Ss+ ttyin 0xfffffe00583ea4b0 getty
754 1 754 0 Ss+ ttyin 0xfffffe00583eacb0 getty
753 1 753 0 Ss+ ttyin 0xfffffe00583954b0 getty
752 1 752 0 Ss+ ttyin 0xfffffe0058395cb0 getty

698 1 698 0 Ss nanslp 0xffffffff8405af80 cron

694 1 694 0 Ss select 0xfffffe0057419340 sshd
507 1 507 0 Ss select 0xfffffe0057419440 syslogd
436 1 436 0 Ss wait 0xfffffe0058919000 devd
435 1 435 65 Ss select 0xfffffe0057419740 dhclient
350 1 350 0 Ss select 0xfffffe00574197c0 dhclient
347 1 347 0 Ss select 0xfffffe0058aecac0 dhclient
23 0 0 0 DL syncer 0xffffffff84183360 [syncer]
22 0 0 0 DL vlruwt 0xfffffe0058540538 [vnlru]

21 0 0 0 DL (threaded) [bufdaemon]
100085 D qsleep 0xffffffff84181060 [bufdaemon]
100088 D - 0xffffffff83411f80 [bufspacedaemon-0]

100101 D sdflush 0xfffffe0058788ce8 [/ worker]

20 0 0 0 DL psleep 0xffffffff841b9580 [vmdaemon]
19 0 0 0 DL (threaded) [pagedaemon]
100083 D psleep 0xffffffff841ad0b8 [dom0]
100089 D launds 0xffffffff841ad0c4 [laundry: dom0]

100090 D umarcl 0xffffffff81eaea40 [uma]

18 0 0 0 DL - 0xffffffff83e120a0 [rand_harvestq]

17 0 0 0 RL CPU 1 [sctp_iterator]
16 0 0 0 DL pftm 0xffffffff84d99e20 [pf purge]

15 0 0 0 DL - 0xffffffff8417c280 [soaiod4]
9 0 0 0 DL - 0xffffffff8417c280 [soaiod3]
8 0 0 0 DL - 0xffffffff8417c280 [soaiod2]
7 0 0 0 DL - 0xffffffff8417c280 [soaiod1]
6 0 0 0 DL (threaded) [cam]
100048 D - 0xffffffff83c97840 [doneq0]
100049 D - 0xffffffff83c977c0 [async]
100082 D - 0xffffffff83c97640 [scanner]

14 0 0 0 DL seqstat 0xfffffe0056abac88 [sequencer 00]
5 0 0 0 DL crypto_ 0xfffffe00541b8d80 [crypto returns 1]
4 0 0 0 DL crypto_ 0xfffffe00541b8d30 [crypto returns 0]

3 0 0 0 DL crypto_ 0xffffffff841a7160 [crypto]
13 0 0 0 DL (threaded) [geom]
100039 D - 0xffffffff8402e540 [g_event]
100040 D - 0xffffffff8402e580 [g_up]
100041 D - 0xffffffff8402e5c0 [g_down]
2 0 0 0 DL (threaded) [KTLS]

100029 D - 0xfffffe00081f6d00 [thr_0]
100030 D - 0xfffffe00081f6d80 [thr_1]

100031 D - 0xffffffff8417d608 [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 0xfffffe0053d58538 [init]

10 0 0 0 DL audit_w 0xffffffff841a8100 [audit]
0 0 0 0 DLs (threaded) [kernel]
100000 D swapin 0xffffffff8402f440 [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 - 0xfffffe0053df4e00 [deferred_unmount ta]
100013 D - 0xfffffe0053df4800 [thread taskq]
100015 D - 0xfffffe0053df4400 [linuxkpi_irq_wq]
100016 D - 0xfffffe0053df4200 [kqueue_ctx taskq]
100017 D - 0xfffffe0053df4000 [pci_hp taskq]
100018 D - 0xfffffe0053dfed00 [aiod_kick taskq]
100019 D - 0xfffffe0053dfeb00 [inm_free taskq]
100020 D - 0xfffffe0053dfe900 [in6m_free taskq]
100021 D - 0xfffffe0053dfe700 [linuxkpi_short_wq_0]
100022 D - 0xfffffe0053dfe700 [linuxkpi_short_wq_1]
100023 D - 0xfffffe0053dfe700 [linuxkpi_short_wq_2]
100024 D - 0xfffffe0053dfe700 [linuxkpi_short_wq_3]
100025 D - 0xfffffe0053dfe200 [linuxkpi_long_wq_0]
100026 D - 0xfffffe0053dfe200 [linuxkpi_long_wq_1]
100027 D - 0xfffffe0053dfe200 [linuxkpi_long_wq_2]
100028 D - 0xfffffe0053dfe200 [linuxkpi_long_wq_3]
100038 D - 0xfffffe0053e08200 [firmware taskq]
100042 D - 0xfffffe005418fc00 [crypto_0]
100043 D - 0xfffffe005418fc00 [crypto_1]
100059 D - 0xfffffe0056eb6b00 [vtnet0 rxq 0]
100060 D - 0xfffffe0056eb6a00 [vtnet0 txq 0]
100061 D - 0xfffffe0056eb6900 [vtnet0 rxq 1]
100062 D - 0xfffffe0056eb6800 [vtnet0 txq 1]
100064 D vtbslp 0xfffffe0056ee3400 [virtio_balloon]
100068 D - 0xfffffe0057016800 [mca taskq]
100073 D - 0xffffffff82c803a0 [deadlkres]
100077 D - 0xfffffe00573ee600 [acpi_task_0]
100078 D - 0xfffffe00573ee600 [acpi_task_1]
100079 D - 0xfffffe00573ee600 [acpi_task_2]
100081 D - 0xfffffe005418f400 [CAM taskq]
896 790 790 0 Z syz-executor.0
db> show all locks
Process 799 (sh) thread 0xfffffe009e43d900 (100121)
shared rw vm object (vm object) r = 0 (0xfffffe0058b32b58) locked @ /syzkaller/managers/main/kernel/sys/vm/vm_fault.c:1332
shared sx vm map (user) (vm map (user)) r = 0 (0xfffffe009e3cb440) locked @ /syzkaller/managers/main/kernel/sys/vm/vm_map.c:4935

db> show malloc
Type InUse MemUse Requests
pf_hash 5 11524K 5
devbuf 4217 4339K 4245
tcp_hpts 6 3201K 6

sysctloid 34389 2031K 34460
vtbuf 24 1968K 46
kobj 326 1304K 485

newblk 9 1026K 643
vfscache 3 1025K 3
pcb 23 537K 167
inodedep 52 532K 121

ufs_quota 1 512K 1
vfs_hash 1 512K 1
callout 2 512K 2
intr 4 472K 4

subproc 108 211K 958

acpica 1674 184K 55623
vnet_data 1 168K 1

vmem 3 146K 4
tidhash 3 141K 3
linker 355 140K 383
pagedep 5 129K 65
tfo_ccache 1 128K 1
sem 4 106K 4
DEVFS1 105 105K 116

bus 986 80K 3488
mtx_pool 2 72K 2
syncache 1 68K 1
acpitask 1 64K 1
ddb_capture 1 64K 1
module 509 64K 509

umtx 308 39K 308
kdtrace 179 36K 1073
temp 23 33K 1741

hostcache 1 32K 1
shm 1 32K 1

DEVFS3 124 31K 134
msg 4 30K 4

gtaskqueue 18 26K 18
kbdmux 6 22K 6

filedesc 3 21K 103
DEVFS_RULE 56 20K 56
BPF 11 18K 11

ufs_mount 4 17K 5
proc 3 17K 3
tty 16 16K 16

ithread 99 16K 99
bus-sc 34 15K 1693
ifaddr 39 13K 41
KTRACE 100 13K 100

kenv 95 12K 95
eventhandler 133 12K 133

routetbl 62 11K 222
dirrem 43 11K 71

CAM queue 5 11K 1528

GEOM 61 10K 490
rman 84 10K 425
bmsafemap 2 9K 88

UART 12 9K 12
devstat 4 9K 4

ksem 1 8K 1

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

ifnet 4 7K 4

sglist 5 7K 5
CAM DEV 3 6K 510

lltable 19 6K 19
cred 22 6K 244
ether_multi 68 6K 78
freefile 43 6K 69
kqueue 49 6K 901

ufs_dirhash 24 5K 24
UMA 270 5K 270

in6_multi 35 5K 35
plimit 17 5K 345
vt 11 5K 11

memdesc 1 4K 1
MCA 32 4K 32
evdev 4 4K 4

pf_ifnet 7 4K 10
acpisem 28 4K 28
hhook 15 4K 17
pwddesc 46 3K 897
terminal 11 3K 11
session 20 3K 33
uidinfo 3 3K 9
proc-args 39 3K 524

local_apic 1 2K 1
io_apic 1 2K 1
fpukern_ctx 2 2K 2
ipsec-saq 2 2K 2

lockf 16 2K 26
Unitno 27 2K 41

CAM XPT 22 2K 543

selfd 24 2K 9330

ipsecpolicy 2 2K 2
acpidev 20 2K 20
msi 9 2K 9
clone 9 2K 9

softdep 1 1K 1

sahead 1 1K 1
secasvar 1 1K 1

vnodemarker 2 1K 28

NFSD session 1 1K 1

ip6ndp 6 1K 7
sctp_ifa 7 1K 8
diradd 7 1K 85

CAM periph 4 1K 271

select 7 1K 29
ipsec 3 1K 3
mkdir 6 1K 108
in_multi 3 1K 5
nhops 6 1K 6

toponodes 6 1K 6
isadev 6 1K 6

mount 16 1K 89
pci_link 10 1K 10
crypto 4 1K 4
encap_export_host 12 1K 12
indirdep 2 1K 4

pfil 4 1K 4
cdev 2 1K 2

sctp_ifn 3 1K 8
newdirblk 3 1K 54
mld 3 1K 3
igmp 3 1K 3
chacha20random 1 1K 1
osd 7 1K 18
tun 4 1K 4
DEVFSP 5 1K 10
inpcbpolicy 10 1K 157
sctp_iter 1 1K 50
sctp_cpal 1 1K 44

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 7

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 49

CAM I/O Scheduler 1 1K 1
CAM path 4 1K 1034

procdesc 1 1K 6
pmchooks 1 1K 1
soname 4 1K 3482

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 69
p1003.1b 1 1K 1
filecaps 1 1K 66
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
sctp_mcore 0 0K 0
sctp_socko 0 0K 44
sctp_mvrf 0 0K 0
sctp_timw 0 0K 0

sctp_cmsg 0 0K 0
sctp_stre 0 0K 0
sctp_athi 0 0K 0

sctp_athm 0 0K 44
sctp_atky 0 0K 44
sctp_atcl 0 0K 44
sctp_a_it 0 0K 6
sctp_aadr 0 0K 0
sctp_stro 0 0K 0
sctp_stri 0 0K 0
sctp_map 0 0K 0
htcp data 0 0K 0
cdg data 0 0K 0
vegas data 0 0K 0
dctcp data 0 0K 0
mqdata 0 0K 0
cubic data 0 0K 0
tcp_do 0 0K 0
tcp_fsb 0 0K 0
chd data 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 18

sentinel 0 0K 0
jfsync 0 0K 0
jtrunc 0 0K 0

sbdep 0 0K 5

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 68
freefrag 0 0K 1
allocindir 0 0K 0

ip6_msource 0 0K 0
ip6_moptions 0 0K 0
in6_mfilter 0 0K 0

frag6 0 0K 0

statfs 0 0K 250
namei_tracker 0 0K 0

export_host 0 0K 0
cl_savebuf 0 0K 2
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 44

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 13907
ioctlops 0 0K 134
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 667

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

kcovinfo 0 0K 0

prison_racct 0 0K 0
Fail Points 0 0K 0

sigio 0 0K 1
filedesc_to_leader 0 0K 0

db> show uma
Zone Size Used Free Requests Sleeps Bucket Total Mem XFree

mbuf_jumbo_page 4096 8320 989 13569 0 254 38129664 0
pbuf 2624 0 989 0 0 2 2595136 0
mbuf 256 8587 983 16293 0 254 2449920 0
BUF TRIE 144 171 11589 519 0 62 1693440 0
malloc-384 384 4220 40 4290 0 30 1635840 0
malloc-4096 4096 374 5 1383 0 2 1552384 0
malloc-128 128 11561 33 11631 0 126 1484032 0
UMA Slabs 0 112 10107 6 10107 0 126 1132656 0
vmem btag 56 15429 98 15429 0 254 869512 0
FFS inode 1160 492 19 561 0 8 592760 0
RADIX NODE 144 3110 189 24126 0 62 475056 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

malloc-64 64 4392 81 6292 0 254 286272 0
THREAD 1808 131 23 175 0 8 278432 0
VM OBJECT 264 904 101 14333 0 30 265320 0
VNODE 448 524 61 595 0 30 262080 0
256 Bucket 2048 110 10 10816 0 8 245760 0
malloc-256 256 356 574 1883 0 62 238080 0
malloc-16 16 14225 275 15513 0 254 232000 0
DEVCTL 1024 4 216 132 0 0 225280 0
malloc-65536 65536 1 2 53 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 72 6389 0 254 181440 0
malloc-128 128 1207 64 26071 0 126 162688 0
malloc-1024 1024 130 6 141 0 16 139264 0
malloc-128 128 1042 12 5285 0 126 134912 0
FFS2 dinode 256 492 18 561 0 62 130560 0
ksiginfo 112 42 1002 96 0 126 116928 0
MAP ENTRY 96 849 369 42028 0 126 116928 0
S VFS Cache 104 989 103 1071 0 126 113568 0
malloc-32768 32768 1 2 131 0 1 98304 0
malloc-16384 16384 1 5 51 0 1 98304 0
VMSPACE 2544 23 13 875 0 4 91584 0

UMA Kegs 384 227 6 227 0 30 89472 0

malloc-8192 8192 9 1 110 0 1 81920 0
PROC 1336 46 14 896 0 8 80160 0
malloc-2048 2048 9 29 559 0 8 77824 0
filedesc0 1072 46 24 897 0 8 75040 0
malloc-8192 8192 8 1 10 0 1 73728 0
mbuf_cluster 2048 30 2 30 0 254 65536 0
malloc-65536 65536 1 0 1 0 1 65536 0

malloc-65536 65536 0 1 8 0 1 65536 0

malloc-4096 4096 14 1 27 0 2 61440 0
malloc-8192 8192 4 3 32 0 1 57344 0
g_bio 408 0 140 4926 0 30 57120 0
128 Bucket 1024 39 12 620 0 16 52224 0
malloc-16384 16384 3 0 3 0 1 49152 0
malloc-16384 16384 2 1 17 0 1 49152 0

malloc-16384 16384 1 2 161 0 1 49152 0

malloc-2048 2048 2 22 575 0 8 49152 0
malloc-1024 1024 10 34 1494 0 16 45056 0
malloc-64 64 517 176 1620 0 254 44352 0
32 Bucket 256 47 118 8199 0 62 42240 0
clpbuf 2624 0 16 20 0 16 41984 0
DIRHASH 1024 34 2 34 0 16 36864 0
NAMEI 1024 0 36 13026 0 16 36864 0
malloc-4096 4096 8 1 10 0 2 36864 0
malloc-2048 2048 8 10 52 0 8 36864 0
pcpu-8 8 4347 261 4407 0 254 36864 0
64 Bucket 512 62 10 1338 0 30 36864 0
socket 960 19 17 1412 0 254 34560 0

malloc-32768 32768 1 0 1 0 1 32768 0
malloc-32768 32768 1 0 1 0 1 32768 0

pcpu-64 64 487 25 487 0 254 32768 0

malloc-384 384 63 17 96 0 30 30720 0
pipe 744 10 30 331 0 16 29760 0
ttyinq 160 135 40 300 0 62 28000 0
malloc-128 128 63 154 323 0 126 27776 0
da_ccb 544 0 49 1346 0 16 26656 0
malloc-64 64 90 288 1506 0 254 24192 0
ttyoutq 256 72 18 160 0 62 23040 0
malloc-256 256 85 5 339 0 62 23040 0
TURNSTILE 136 155 13 155 0 62 22848 0
malloc-4096 4096 5 0 5 0 2 20480 0
malloc-4096 4096 3 2 885 0 2 20480 0
malloc-64 64 217 98 279 0 254 20160 0
Mountpoints 2752 2 5 2 0 4 19264 0
malloc-384 384 44 6 46 0 30 19200 0
malloc-256 256 36 39 489 0 62 19200 0
malloc-256 256 39 36 443 0 62 19200 0
malloc-256 256 46 29 114 0 62 19200 0
SLEEPQUEUE 88 155 37 155 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-384 384 22 18 362 0 30 15360 0
sctp_ep 1272 0 12 44 0 254 15264 0
tcpcb 1080 3 11 7 0 254 15120 0
malloc-4096 4096 3 0 3 0 2 12288 0
malloc-2048 2048 3 3 60 0 8 12288 0
malloc-2048 2048 3 3 194 0 8 12288 0
malloc-1024 1024 8 4 185 0 16 12288 0
malloc-1024 1024 7 5 7 0 16 12288 0
ertt_txseginfo 40 0 303 242 0 254 12120 0
malloc-64 64 48 141 330 0 254 12096 0
malloc-64 64 69 120 22974 0 254 12096 0
malloc-32 32 88 290 605 0 254 12096 0
malloc-32 32 76 302 4035 0 254 12096 0
16 Bucket 144 40 44 284 0 62 12096 0
Files 80 82 68 7161 0 126 12000 0
8 Bucket 80 42 108 661 0 126 12000 0
udp_inpcb 496 6 18 146 0 254 11904 0
malloc-128 128 45 48 150 0 126 11904 0
malloc-128 128 72 21 244 0 126 11904 0
kenv 258 15 30 1032 0 30 11610 0
unpcb 256 8 37 1192 0 254 11520 0
malloc-384 384 18 12 62 0 30 11520 0
malloc-256 256 22 23 133 0 62 11520 0
malloc-256 256 34 11 345 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-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-512 512 5 11 90 0 30 8192 0
malloc-512 512 8 8 8 0 30 8192 0
rtentry 176 17 29 21 0 62 8096 0
PGRP 88 20 72 33 0 126 8096 0
rl_entry 40 34 168 34 0 254 8080 0
udpcb 32 6 246 146 0 254 8064 0
ertt 72 3 109 7 0 126 8064 0
PWD 32 11 241 148 0 254 8064 0
malloc-64 64 26 100 36 0 254 8064 0
malloc-64 64 96 30 124 0 254 8064 0
malloc-32 32 59 193 221 0 254 8064 0
malloc-32 32 41 211 58 0 254 8064 0
malloc-32 32 20 232 102 0 254 8064 0
malloc-32 32 47 205 163 0 254 8064 0
malloc-32 32 17 235 32 0 254 8064 0
4 Bucket 48 6 162 61 0 254 8064 0
2 Bucket 32 49 203 518 0 254 8064 0
vtnet_tx_hdr 24 0 334 1800 0 254 8016 0
KNOTE 160 8 42 261 0 62 8000 0
malloc-16 16 0 500 7 0 254 8000 0
malloc-16 16 25 475 98 0 254 8000 0
malloc-16 16 45 455 295 0 254 8000 0
malloc-16 16 10 490 72 0 254 8000 0
malloc-16 16 36 464 175 0 254 8000 0
malloc-16 16 286 214 25539 0 254 8000 0
malloc-16 16 4 496 50 0 254 8000 0
ripcb 496 1 15 4 0 254 7936 0
tcp_inpcb 496 3 13 7 0 254 7936 0
malloc-128 128 38 24 235 0 126 7936 0
malloc-128 128 33 29 50 0 126 7936 0
routing nhops 256 14 16 21 0 62 7680 0
mbuf_packet 256 1 29 150 0 254 7680 0
malloc-256 256 8 22 519 0 62 7680 0
FPU_save_area 832 1 8 1 0 16 7488 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-4096 4096 0 1 3 0 2 4096 0
malloc-1024 1024 1 3 1 0 16 4096 0
malloc-1024 1024 1 3 1 0 16 4096 0
malloc-512 512 0 8 1 0 30 4096 0
malloc-512 512 4 4 4 0 30 4096 0
malloc-512 512 0 8 129 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
sctp_laddr 48 0 84 6 0 254 4032 0
hostcache 64 1 62 1 0 254 4032 0
syncache 168 0 24 5 0 254 4032 0
UMA Slabs 1 176 8 14 8 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_stream_msg_out 112 0 0 0 0 254 0 0
sctp_readq 152 0 0 0 0 254 0 0
sctp_chunk 152 0 0 0 0 254 0 0
sctp_raddr 736 0 0 0 0 254 0 0
sctp_asoc 2288 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
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
TMPFS node 224 0 0 0 0 62 0 0
LTS VFS Cache 360 0 0 0 0 30 0 0
L VFS Cache 320 0 0 0 0 30 0 0
STS VFS Cache 144 0 0 0 0 62 0 0
cryptop 280 0 0 0 0 30 0 0
linux_dma_object 24 0 0 0 0 254 0 0
linux_dma_pctrie 144 0 0 0 0 62 0 0
IOMMU_MAP_ENTRY 120 0 0 0 0 126 0 0
ktls_session 192 0 0 0 0 62 0 0
mbuf_jumbo_16k 16384 0 0 0 0 254 0 0
mbuf_jumbo_9k 9216 0 0 0 0 254 0 0
audit_record 1280 0 0 0 0 8 0 0
domainset 40 0 0 0 0 254 0 0
MAC labels 40 0 0 0 0 254 0 0
vnpbuf 2624 0 0 0 0 64 0 0
mdpbuf 2624 0 0 0 0 3 0 0
nfspbuf 2624 0 0 0 0 16 0 0
swwbuf 2624 0 0 0 0 8 0 0
swrbuf 2624 0 0 0 0 16 0 0
umtx_shm 88 0 0 0 0 126 0 0
umtx pi 96 0 0 0 0 126 0 0
rangeset pctrie nodes 144 0 0 0 0 62 0 0
malloc-65536 65536 0 0 0 0 1 0 0
malloc-65536 65536 0 0 0 0 1 0 0
malloc-65536 65536 0 0 0 0 1 0 0
malloc-32768 32768 0 0 0 0 1 0 0
malloc-32768 32768 0 0 0 0 1 0 0
malloc-32768 32768 0 0 0 0 1 0 0
malloc-32768 32768 0 0 0 0 1 0 0
malloc-32768 32768 0 0 0 0 1 0 0
malloc-16384 16384 0 0 0 0 1 0 0
malloc-16384 16384 0 0 0 0 1 0 0
malloc-8192 8192 0 0 0 0 1 0 0
malloc-512 512 0 0 0 0 30 0 0
pcpu-32 32 0 0 0 0 254 0 0
pcpu-4 4 0 0 0 0 254 0 0
fakepg 104 0 0 0 0 126 0 0
UMA Hash 256 0 0 0 0 62 0 0

syzbot

unread,

Oct 22, 2021, 5:53:26 PM10/22/21

to syzkaller-f...@googlegroups.com

syzbot has found a reproducer for the following issue on:

HEAD commit: 4e4c84f8d101 tcp: Add hystart-plus to cc_newreno and rack.

git tree: https://github.com/freebsd/freebsd-src.git main

console output: https://syzkaller.appspot.com/x/log.txt?x=144c1c72b00000
dashboard link: https://syzkaller.appspot.com/bug?extid=a39d8bc0731c628b9b27
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1069c9c2b00000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=129bffecb00000

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+a39d8b...@syzkaller.appspotmail.com

login: panic: ASan: Invalid access, 8-byte read at 0xfffffe009eb46478, UMAUseAfterFree(fd)
cpuid = 0
time = 1634939442
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0xc7/frame 0xfffffe005766f8b0
kdb_backtrace() at kdb_backtrace+0xd3/frame 0xfffffe005766fa10
vpanic() at vpanic+0x2c5/frame 0xfffffe005766faf0
panic() at panic+0xb5/frame 0xfffffe005766fbb0
__asan_load8_noabort() at __asan_load8_noabort+0x376/frame 0xfffffe005766fc70
__mtx_lock_flags() at __mtx_lock_flags+0x122/frame 0xfffffe005766fd50
sctp_sendall_completes() at sctp_sendall_completes+0x41/frame 0xfffffe005766fd70
sctp_iterator_worker() at sctp_iterator_worker+0xf29/frame 0xfffffe005766fed0
sctp_iterator_thread() at sctp_iterator_thread+0x5e/frame 0xfffffe005766fef0
fork_exit() at fork_exit+0xd0/frame 0xfffffe005766ff30
fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe005766ff30

--- trap 0, rip = 0, rsp = 0, rbp = 0 ---
KDB: enter: panic

[ thread pid 7 tid 100069 ]
Stopped at kdb_enter+0x6b: movq $0,0x28e0b4a(%rip)

db>
db> set $lines = 0
db> set $maxwidth = 0
db> show registers
cs 0x20
ds 0x3b
es 0x3b
fs 0x13
gs 0x1b
ss 0
rax 0x12

rcx 0x844c95e0c522d362
rdx 0xdffff7c000000000
rbx 0
rsp 0xfffffe005766f9f0
rbp 0xfffffe005766fa10
rsi 0x1
rdi 0
r8 0x3
r9 0xfffffe005766f528
r10 0
r11 0x246
r12 0xfffffe00573fdc80
r13 0xfffffe005766fa01
r14 0xffffffff82c876c0 .str.18
r15 0xffffffff82c876c0 .str.18
rip 0xffffffff817b3f6b kdb_enter+0x6b
rflags 0x46
kdb_enter+0x6b: movq $0,0x28e0b4a(%rip)
db> show proc
Process 7 (sctp_iterator) at 0xfffffe005756f538:

state: NORMAL
uid: 0 gids: 0

parent: pid 0 at 0xffffffff84035a40

ABI: null
flag: 0x10000204 flag2: 0

reaper: 0xffffffff84035a40 reapsubtree: 7
sigparent: 20
vmspace: 0xffffffff840369c0
(map 0xffffffff840369c0)
(map.pmap 0xffffffff84036a80)
(pmap 0xffffffff84036ae8)
threads: 1
100069 Run CPU 0 [sctp_iterator]

db> ps
pid ppid pgrp uid state wmesg wchan cmd

2858 780 778 0 RE CPU 1 syz-executor1239748
780 778 778 0 S nanslp 0xffffffff84061981 syz-executor1239748
778 776 778 0 Ss pause 0xfffffe009e9b8b20 csh
776 689 776 0 Ss select 0xfffffe009e4665c0 sshd
758 1 758 0 Ss+ ttyin 0xfffffe00570040b0 getty
757 1 757 0 Ss+ ttyin 0xfffffe00583e10b0 getty
756 1 756 0 Ss+ ttyin 0xfffffe00583e18b0 getty
755 1 755 0 Ss+ ttyin 0xfffffe00575fc0b0 getty
754 1 754 0 Ss+ ttyin 0xfffffe00575fc8b0 getty
753 1 753 0 Ss+ ttyin 0xfffffe00575f80b0 getty
752 1 752 0 Ss+ ttyin 0xfffffe00575f88b0 getty
751 1 751 0 Ss+ ttyin 0xfffffe00575cb0b0 getty
750 1 750 0 Ss+ ttyin 0xfffffe00575cb8b0 getty
747 1 19 0 S+ piperd 0xfffffe00588c0000 logger
746 745 19 0 S+ nanslp 0xffffffff84061981 sleep
745 1 19 0 S+ wait 0xfffffe005893aa70 sh
693 1 693 0 Ss nanslp 0xffffffff84061980 cron
689 1 689 0 Ss select 0xfffffe009e466c40 sshd
502 1 502 0 Ss select 0xfffffe009e2f61c0 syslogd
431 1 431 0 Ss select 0xfffffe009e2f63c0 devd
430 1 430 65 Ss select 0xfffffe009e2f6240 dhclient
345 1 345 0 Ss select 0xfffffe009e2f62c0 dhclient
342 1 342 0 Ss select 0xfffffe0058b60dc0 dhclient
18 0 0 0 DL syncer 0xffffffff84189de0 [syncer]
17 0 0 0 DL vlruwt 0xfffffe0058769a70 [vnlru]
16 0 0 0 DL (threaded) [bufdaemon]
100078 D qsleep 0xffffffff84187ae0 [bufdaemon]
100081 D - 0xffffffff83411f80 [bufspacedaemon-0]
100094 D sdflush 0xfffffe0058893ce8 [/ worker]
15 0 0 0 DL psleep 0xffffffff841c0080 [vmdaemon]
9 0 0 0 DL (threaded) [pagedaemon]
100076 D psleep 0xffffffff841b3b78 [dom0]
100082 D launds 0xffffffff841b3b84 [laundry: dom0]
100083 D umarcl 0xffffffff81eb9470 [uma]
8 0 0 0 DL - 0xffffffff83e17be0 [rand_harvestq]

7 0 0 0 RL CPU 0 [sctp_iterator]

6 0 0 0 DL pftm 0xffffffff8494d2f0 [pf purge]
5 0 0 0 DL (threaded) [cam]
100045 D - 0xffffffff83c9d3c0 [doneq0]
100046 D - 0xffffffff83c9d340 [async]
100075 D - 0xffffffff83c9d1c0 [scanner]
14 0 0 0 DL seqstat 0xfffffe0056ab3c88 [sequencer 00]
4 0 0 0 DL crypto_ 0xfffffe00541bed80 [crypto returns 1]
3 0 0 0 DL crypto_ 0xfffffe00541bed30 [crypto returns 0]
2 0 0 0 DL crypto_ 0xffffffff841adc20 [crypto]

13 0 0 0 DL (threaded) [geom]

100036 D - 0xffffffff84034b40 [g_event]
100037 D - 0xffffffff84034b80 [g_up]
100038 D - 0xffffffff84034bc0 [g_down]

12 0 0 0 WL (threaded) [intr]

100012 I [swi5: fast taskq]
100016 I [swi6: task queue]
100017 I [swi6: Giant taskq]
100029 I [swi1: netisr 0]
100030 I [swi4: clock (0)]
100031 I [swi4: clock (1)]
100032 I [swi3: vm]
100033 I [swi1: hpts]
100034 I [swi1: hpts]
100047 I [irq24: virtio_pci0]
100048 I [irq25: virtio_pci0]
100049 I [irq26: virtio_pci0]
100050 I [irq27: virtio_pci0]
100051 I [irq28: virtio_pci1]
100052 I [irq29: virtio_pci1]
100053 I [irq30: virtio_pci1]
100054 I [irq31: virtio_pci1]
100055 I [irq32: virtio_pci1]
100060 I [irq10: virtio_pci2]
100062 I [irq1: atkbd0]
100063 I [irq12: psm0]
100064 I [swi0: uart uart++]
100068 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 0xfffffe0053d5c538 [init]
10 0 0 0 DL audit_w 0xffffffff841aebc0 [audit]

0 0 0 0 DLs (threaded) [kernel]

100000 D swapin 0xffffffff84035a40 [swapper]
100005 D - 0xfffffe0053df0600 [softirq_0]
100006 D - 0xfffffe0053df0500 [softirq_1]
100007 D - 0xfffffe0053df0400 [if_io_tqg_0]
100008 D - 0xfffffe0053df0300 [if_io_tqg_1]
100009 D - 0xfffffe0053df0200 [if_config_tqg_0]
100010 D - 0xfffffe0053df0100 [deferred_unmount ta]
100011 D - 0xfffffe0053df0000 [thread taskq]
100013 D - 0xfffffe0053dfac00 [pci_hp taskq]
100014 D - 0xfffffe0053dfab00 [kqueue_ctx taskq]
100015 D - 0xfffffe0053dfaa00 [linuxkpi_irq_wq]
100018 D - 0xfffffe0053dfa500 [aiod_kick taskq]
100019 D - 0xfffffe0053dfa400 [inm_free taskq]
100020 D - 0xfffffe0053dfa300 [in6m_free taskq]
100021 D - 0xfffffe0053dfa200 [linuxkpi_short_wq_0]
100022 D - 0xfffffe0053dfa200 [linuxkpi_short_wq_1]
100023 D - 0xfffffe0053dfa200 [linuxkpi_short_wq_2]
100024 D - 0xfffffe0053dfa200 [linuxkpi_short_wq_3]
100025 D - 0xfffffe0053dfa100 [linuxkpi_long_wq_0]
100026 D - 0xfffffe0053dfa100 [linuxkpi_long_wq_1]
100027 D - 0xfffffe0053dfa100 [linuxkpi_long_wq_2]
100028 D - 0xfffffe0053dfa100 [linuxkpi_long_wq_3]
100035 D - 0xfffffe0053e2a800 [firmware taskq]
100039 D - 0xfffffe0054199d00 [crypto_0]
100040 D - 0xfffffe0054199d00 [crypto_1]
100056 D - 0xfffffe0054199200 [vtnet0 rxq 0]
100057 D - 0xfffffe0054199100 [vtnet0 txq 0]
100058 D - 0xfffffe0054199000 [vtnet0 rxq 1]
100059 D - 0xfffffe0056ee2e00 [vtnet0 txq 1]
100061 D vtbslp 0xfffffe0056b94980 [virtio_balloon]
100065 D - 0xfffffe0056ee2700 [mca taskq]
100066 D - 0xffffffff82c8e681 [deadlkres]
100070 D - 0xfffffe0054199a00 [acpi_task_0]
100071 D - 0xfffffe0054199a00 [acpi_task_1]
100072 D - 0xfffffe0054199a00 [acpi_task_2]
100074 D - 0xfffffe0054199700 [CAM taskq]
db> show all locks

db> show malloc
Type InUse MemUse Requests
pf_hash 5 11524K 5

devbuf 4213 4323K 4238
tcp_hpts 6 3201K 6
sysctloid 34970 2060K 35041

vtbuf 24 1968K 46
kobj 326 1304K 485

newblk 807 1226K 819
vfscache 3 1025K 3
pcb 23 537K 4235
inodedep 50 531K 71

ufs_quota 1 512K 1
vfs_hash 1 512K 1
callout 2 512K 2
intr 4 472K 4

subproc 97 189K 2914
acpica 1674 184K 55237
vnet_data 1 168K 1
vmem 3 146K 4
tidhash 3 141K 3
linker 355 140K 383
pagedep 14 132K 18

tfo_ccache 1 128K 1
sem 4 106K 4

DEVFS1 104 104K 113
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

temp 17 33K 1606
kdtrace 161 33K 2978

hostcache 1 32K 1
shm 1 32K 1

DEVFS3 123 31K 133
umtx 242 31K 242
msg 4 30K 4

gtaskqueue 18 26K 18
kbdmux 6 22K 6

DEVFS_RULE 56 20K 56
BPF 10 18K 10

ufs_mount 4 17K 5
proc 3 17K 3
tty 16 16K 16

ithread 99 16K 99
bus-sc 34 15K 1691
KTRACE 100 13K 100

kenv 95 12K 95
eventhandler 133 12K 133

ifaddr 30 12K 32
routetbl 50 11K 176

CAM queue 5 11K 1528

GEOM 61 10K 490
rman 84 10K 425

bmsafemap 4 9K 40

UART 12 9K 12
devstat 4 9K 4

ksem 1 8K 1

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
CAM DEV 3 6K 510

cred 23 6K 234
ufs_dirhash 24 5K 24
UMA 268 5K 268
dirrem 17 5K 28
plimit 17 5K 322
vt 11 5K 11
ifnet 3 5K 3

memdesc 1 4K 1
MCA 32 4K 32
evdev 4 4K 4

filedesc 1 4K 1

acpisem 28 4K 28
hhook 15 4K 17

ether_multi 40 4K 50
diradd 25 4K 36
lltable 11 4K 11
pf_ifnet 5 3K 6
in6_multi 25 3K 25
terminal 11 3K 11
kqueue 42 3K 2861
pwddesc 41 3K 2859
session 20 3K 31
uidinfo 3 3K 8

local_apic 1 2K 1
io_apic 1 2K 1
fpukern_ctx 2 2K 2
ipsec-saq 2 2K 2

selfd 27 2K 39564
proc-args 39 2K 489
Unitno 27 2K 39

CAM XPT 22 2K 543

lockf 15 2K 22

ipsecpolicy 2 2K 2
acpidev 20 2K 20
msi 9 2K 9
clone 9 2K 9

softdep 1 1K 1

sahead 1 1K 1
secasvar 1 1K 1

vnodemarker 2 1K 8

NFSD session 1 1K 1
CAM periph 4 1K 271

select 7 1K 29
ipsec 3 1K 3

indirdep 3 1K 3
nhops 6 1K 6

toponodes 6 1K 6
isadev 6 1K 6

mount 16 1K 89
pci_link 10 1K 10

sctp_ifa 5 1K 6
crypto 4 1K 4
ip6ndp 4 1K 5
encap_export_host 12 1K 12
newdirblk 4 1K 8
mkdir 4 1K 16
in_multi 2 1K 4

pfil 4 1K 4
cdev 2 1K 2
chacha20random 1 1K 1

osd 7 1K 18
inpcbpolicy 10 1K 139
sctp_iter 1 1K 2082
sctp_ifn 2 1K 6
sctp_cpal 1 1K 2078

NFSD lckfile 1 1K 1
NFSD V4client 1 1K 1

DEVFSP 4 1K 9
DEVFS 9 1K 10
mld 2 1K 2
igmp 2 1K 2

vnodes 1 1K 1
CAM SIM 2 1K 2

feeder 7 1K 7
tcpfunc 3 1K 3

newreno data 3 1K 7
loginclass 3 1K 7

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 49

CAM I/O Scheduler 1 1K 1
CAM path 4 1K 1034

procdesc 1 1K 6
pmchooks 1 1K 1

soname 4 1K 3471
filecaps 4 1K 66
tun 3 1K 3

sctp_vrf 1 1K 1
vnet 1 1K 1

entropy 2 1K 35

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 26
p1003.1b 1 1K 1

cdg data 0 0K 0

mqdata 0 0K 0
sctp_mcore 0 0K 0
sctp_socko 0 0K 2078
sctp_mvrf 0 0K 0
sctp_timw 0 0K 0

sctp_cmsg 0 0K 0
sctp_stre 0 0K 0
sctp_athi 0 0K 0

sctp_athm 0 0K 2078
sctp_atky 0 0K 2078
sctp_atcl 0 0K 2078
sctp_a_it 0 0K 4

sctp_aadr 0 0K 0
sctp_stro 0 0K 0
sctp_stri 0 0K 0
sctp_map 0 0K 0

cubic data 0 0K 0

dctcp data 0 0K 0
vegas data 0 0K 0

chd data 0 0K 0

htcp data 0 0K 0

tcp_do 0 0K 0
tcp_fsb 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

NFSD rollback 0 0K 0
NFSCL diroff 0 0K 0

madt_table 0 0K 2
smartpqi 0 0K 0
NEWdirectio 0 0K 0
NEWNFSnode 0 0K 0
NFSCL lck 0 0K 0
NFSCL lckown 0 0K 0
NFSCL client 0 0K 0
NFSCL deleg 0 0K 0
NFSCL open 0 0K 0
NFSCL owner 0 0K 0

iavf 0 0K 0
ixl 0 0K 0
NFS fh 0 0K 0
NFS req 0 0K 0
NFSD usrgroup 0 0K 0
NFSD string 0 0K 0
NFSD V4lock 0 0K 0
NFSD V4state 0 0K 0

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

xen_hvm 0 0K 0
legacydrv 0 0K 0
qpidrv 0 0K 0
gntdev 0 0K 0
privcmd_dev 0 0K 0

dmar_idpgtbl 0 0K 0
dmar_dom 0 0K 0
dmar_ctx 0 0K 0
evtchn_dev 0 0K 0
xenstore 0 0K 0

ciss_data 0 0K 0

isci 0 0K 0
iommu_dmamap 0 0K 0

BACKLIGHT 0 0K 0

hyperv_socket 0 0K 0
bxe_ilt 0 0K 0

xnb 0 0K 0
xenbus 0 0K 0
xbbd 0 0K 0

xbd 0 0K 0
Balloon 0 0K 0

vm_fictitious 0 0K 0
sysmouse 0 0K 0

vtfont 0 0K 0
ath_hal 0 0K 0
athdev 0 0K 0
ata_pci 0 0K 0
ata_dma 0 0K 0
ata_generic 0 0K 0
amr 0 0K 0
pvscsi 0 0K 0

UMAHash 0 0K 0
scsi_da 0 0K 69

vm_pgdata 0 0K 0
jblocks 0 0K 0

savedino 0 0K 15

sentinel 0 0K 0
jfsync 0 0K 0
jtrunc 0 0K 0

sbdep 0 0K 2

jsegdep 0 0K 0
jseg 0 0K 0
jfreefrag 0 0K 0
jfreeblk 0 0K 0
jnewblk 0 0K 0
jmvref 0 0K 0
jremref 0 0K 0
jaddref 0 0K 0
freedep 0 0K 0

freefile 0 0K 9
freeblks 0 0K 25

freefrag 0 0K 1
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

ata_da 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

ktls_ocf 0 0K 0
nvme_da 0 0K 0

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

LRO 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

acpi_perf 0 0K 0
statfs 0 0K 195
namei_tracker 0 0K 0
export_host 0 0K 0
cl_savebuf 0 0K 3
twsbuf 0 0K 0

twe_commands 0 0K 0
twa_commands 0 0K 0

tcp_log_dev 0 0K 0

midi buffers 0 0K 0
mixer 0 0K 0
ac97 0 0K 0
hdacc 0 0K 0
hdac 0 0K 0
hdaa 0 0K 0
acpicmbat 0 0K 0
SIIS driver 0 0K 0
CAM CCB 0 0K 523
PUC 0 0K 0
ppbusdev 0 0K 0

biobuf 0 0K 0

aios 0 0K 0
lio 0 0K 0

acl 0 0K 0

agtiapi_MemAlloc malloc 0 0K 0

mbuf_tag 0 0K 27
ktls 0 0K 0
osti_cacheable 0 0K 0

iov 0 0K 15808
ioctlops 0 0K 86
eventfd 0 0K 0

sysctltmp 0 0K 658

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

kcovinfo 0 0K 0

prison_racct 0 0K 0
Fail Points 0 0K 0

sigio 0 0K 1
filedesc_to_leader 0 0K 0

db> show uma
Zone Size Used Free Requests Sleeps Bucket Total Mem XFree

mbuf_jumbo_page 4096 8320 959 16246 0 254 38006784 0

pbuf 2624 0 989 0 0 2 2595136 0

mbuf 256 8577 963 23533 0 254 2442240 0
BUF TRIE 144 190 11570 530 0 62 1693440 0
malloc-384 384 4117 13 4118 0 30 1585920 0
malloc-4096 4096 376 2 3352 0 2 1548288 0
malloc-128 128 11496 36 11584 0 126 1476096 0
UMA Slabs 0 112 10319 10 10319 0 126 1156848 0
mbuf_cluster 2048 510 0 510 0 254 1044480 0
vmem btag 56 15768 119 15768 0 254 889672 0
FFS inode 1160 499 12 508 0 8 592760 0
RADIX NODE 144 3127 200 50320 0 62 479088 0

lkpimm 168 1 2327 1 0 62 391104 0
lkpicurr 168 2 2326 2 0 62 391104 0

malloc-65536 65536 4 0 4 0 1 262144 0
malloc-256 256 1009 11 1268 0 62 261120 0
malloc-64 64 3877 155 43471 0 254 258048 0
256 Bucket 2048 114 10 11145 0 8 253952 0
VM OBJECT 264 898 62 29316 0 30 253440 0
VNODE 448 529 20 540 0 30 245952 0
malloc-16 16 14458 292 14562 0 254 236000 0
DEVCTL 1024 0 220 126 0 0 225280 0
THREAD 1808 118 3 118 0 8 218768 0

malloc-65536 65536 1 2 137 0 1 196608 0

UMA Zones 768 240 4 240 0 16 187392 0
malloc-32 32 5536 134 5610 0 254 181440 0
malloc-128 128 1192 48 25784 0 126 158720 0
malloc-1024 1024 123 9 132 0 16 135168 0
malloc-65536 65536 2 0 2 0 1 131072 0
malloc-65536 65536 0 2 54 0 1 131072 0
FFS2 dinode 256 499 11 508 0 62 130560 0
mbuf_packet 256 1 509 2171 0 254 130560 0
sctp_ep 1272 0 102 2078 0 254 129744 0
socket 960 18 110 3413 0 254 122880 0
ksiginfo 112 42 1002 57 0 126 116928 0
MAP ENTRY 96 847 371 60900 0 126 116928 0
FPU_save_area 832 120 15 132 0 16 112320 0
S VFS Cache 104 966 87 1006 0 126 109512 0
malloc-128 128 679 65 4039 0 126 95232 0
UMA Kegs 384 226 7 226 0 30 89472 0
VMSPACE 2552 24 9 2842 0 4 84216 0
malloc-4096 4096 17 2 30 0 2 77824 0
128 Bucket 1024 40 35 693 0 16 76800 0
PROC 1336 41 13 2858 0 8 72144 0
malloc-2048 2048 11 23 527 0 8 69632 0
g_bio 408 0 170 4494 0 30 69360 0
filedesc0 1072 41 22 2859 0 8 67536 0
malloc-65536 65536 1 0 1 0 1 65536 0
malloc-65536 65536 1 0 1 0 1 65536 0
malloc-32768 32768 2 0 2 0 1 65536 0

malloc-32768 32768 0 2 130 0 1 65536 0

malloc-8192 8192 5 3 33 0 1 65536 0
malloc-128 128 251 183 1019 0 126 55552 0
malloc-256 256 74 136 2704 0 62 53760 0
malloc-2048 2048 8 18 2086 0 8 53248 0
malloc-16384 16384 3 0 3 0 1 49152 0
malloc-8192 8192 6 0 6 0 1 49152 0
malloc-128 128 338 34 462 0 126 47616 0
malloc-2048 2048 1 21 574 0 8 45056 0
malloc-64 64 559 134 4460 0 254 44352 0
malloc-384 384 99 11 101 0 30 42240 0
32 Bucket 256 47 118 14089 0 62 42240 0
clpbuf 2624 0 16 25 0 16 41984 0
malloc-1024 1024 5 35 554 0 16 40960 0
malloc-64 64 114 516 6294 0 254 40320 0
malloc-256 256 113 37 244 0 62 38400 0
malloc-256 256 24 126 4183 0 62 38400 0
malloc-256 256 132 18 184 0 62 38400 0
da_ccb 544 0 70 1253 0 16 38080 0
DIRHASH 1024 34 2 34 0 16 36864 0
NAMEI 1024 0 36 12227 0 16 36864 0
pcpu-8 8 4226 382 4254 0 254 36864 0
64 Bucket 512 60 12 2071 0 30 36864 0
malloc-64 64 463 104 902 0 254 36288 0

malloc-32768 32768 1 0 1 0 1 32768 0

malloc-16384 16384 0 2 160 0 1 32768 0
malloc-16384 16384 2 0 17 0 1 32768 0
malloc-8192 8192 4 0 4 0 1 32768 0
malloc-8192 8192 3 1 104 0 1 32768 0

pcpu-64 64 487 25 487 0 254 32768 0

malloc-384 384 14 66 2102 0 30 30720 0
malloc-384 384 50 20 72 0 30 26880 0
malloc-8192 8192 1 2 3 0 1 24576 0
malloc-8192 8192 3 0 3 0 1 24576 0
malloc-64 64 302 76 344 0 254 24192 0
ttyinq 160 135 15 300 0 62 24000 0

ttyoutq 256 72 18 160 0 62 23040 0

malloc-384 384 52 8 52 0 30 23040 0
pipe 744 7 23 284 0 16 22320 0
malloc-4096 4096 3 2 6 0 2 20480 0
malloc-4096 4096 3 2 829 0 2 20480 0
malloc-1024 1024 13 7 14 0 16 20480 0
malloc-1024 1024 12 8 19 0 16 20480 0
8 Bucket 80 40 210 770 0 126 20000 0
TURNSTILE 136 122 25 122 0 62 19992 0
malloc-128 128 110 45 614 0 126 19840 0

Mountpoints 2752 2 5 2 0 4 19264 0

malloc-16384 16384 1 0 1 0 1 16384 0
malloc-16384 16384 1 0 1 0 1 16384 0
malloc-16384 16384 1 0 1 0 1 16384 0
malloc-8192 8192 2 0 2 0 1 16384 0
malloc-2048 2048 3 5 29 0 8 16384 0
malloc-32 32 70 434 616 0 254 16128 0
16 Bucket 144 43 69 332 0 62 16128 0
vtnet_tx_hdr 24 0 668 4296 0 254 16032 0
Files 80 71 129 8658 0 126 16000 0
malloc-128 128 77 47 89 0 126 15872 0
malloc-384 384 22 18 381 0 30 15360 0
malloc-256 256 2 58 50 0 62 15360 0
tcpcb 1096 3 11 7 0 254 15344 0
SLEEPQUEUE 88 122 38 122 0 126 14080 0
malloc-4096 4096 2 1 3 0 2 12288 0

malloc-2048 2048 3 3 194 0 8 12288 0

malloc-1024 1024 4 8 167 0 16 12288 0
malloc-1024 1024 8 4 8 0 16 12288 0
ertt_txseginfo 40 0 303 2368 0 254 12120 0
malloc-32 32 23 355 1073 0 254 12096 0
4 Bucket 48 5 247 277 0 254 12096 0
udp_inpcb 496 6 18 128 0 254 11904 0
kenv 258 15 30 1024 0 30 11610 0
malloc-256 256 15 30 1237 0 62 11520 0
malloc-8192 8192 1 0 1 0 1 8192 0
malloc-4096 4096 1 1 4 0 2 8192 0
malloc-2048 2048 2 2 15 0 8 8192 0
malloc-1024 1024 1 7 885 0 16 8192 0

malloc-512 512 8 8 8 0 30 8192 0

malloc-512 512 3 13 3 0 30 8192 0
malloc-512 512 1 15 119 0 30 8192 0
malloc-512 512 3 13 10 0 30 8192 0
malloc-512 512 3 13 62 0 30 8192 0
rtentry 176 13 33 17 0 62 8096 0
PGRP 88 20 72 31 0 126 8096 0

rl_entry 40 34 168 34 0 254 8080 0

sctp_laddr 48 0 168 4 0 254 8064 0
udpcb 32 6 246 128 0 254 8064 0

ertt 72 3 109 7 0 126 8064 0

PWD 32 10 242 100 0 254 8064 0
malloc-64 64 29 97 50 0 254 8064 0
malloc-64 64 47 79 13476 0 254 8064 0
malloc-64 64 16 110 44 0 254 8064 0
malloc-32 32 9 243 93 0 254 8064 0
malloc-32 32 101 151 128 0 254 8064 0
malloc-32 32 74 178 1095 0 254 8064 0
malloc-32 32 47 205 76 0 254 8064 0
malloc-32 32 46 206 4794 0 254 8064 0
2 Bucket 32 48 204 493 0 254 8064 0
KNOTE 160 0 50 8 0 62 8000 0
malloc-16 16 7 493 2086 0 254 8000 0
malloc-16 16 24 476 2247 0 254 8000 0
malloc-16 16 36 464 2322 0 254 8000 0
malloc-16 16 209 291 1447 0 254 8000 0
malloc-16 16 35 465 48 0 254 8000 0
malloc-16 16 275 225 25340 0 254 8000 0
malloc-16 16 11 489 61 0 254 8000 0

tcp_inpcb 496 3 13 7 0 254 7936 0

malloc-128 128 2 60 3 0 126 7936 0
routing nhops 256 10 20 17 0 62 7680 0
unpcb 256 7 23 1179 0 254 7680 0
malloc-256 256 6 24 298 0 62 7680 0
cpuset 104 7 55 7 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-2048 2048 2 0 2 0 8 4096 0

malloc-512 512 4 4 4 0 30 4096 0

malloc-512 512 0 8 10 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 5 0 254 4032 0

ripcb 496 1 7 4 0 254 3968 0

UMA Slabs 1 176 8 14 8 0 62 3872 0

tcp_rack_pcb 896 0 0 0 0 16 0 0
tcp_rack_map 120 0 0 0 0 126 0 0

tcp_bbr_pcb 832 0 0 0 0 16 0 0
tcp_bbr_map 128 0 0 0 0 126 0 0

linux_dma_object 32 0 0 0 0 254 0 0

linux_dma_pctrie 144 0 0 0 0 62 0 0
IOMMU_MAP_ENTRY 120 0 0 0 0 126 0 0

mbuf_jumbo_16k 16384 0 0 0 0 254 0 0
mbuf_jumbo_9k 9216 0 0 0 0 254 0 0
audit_record 1280 0 0 0 0 8 0 0
domainset 40 0 0 0 0 254 0 0
MAC labels 40 0 0 0 0 254 0 0
vnpbuf 2624 0 0 0 0 64 0 0
mdpbuf 2624 0 0 0 0 3 0 0
nfspbuf 2624 0 0 0 0 16 0 0
swwbuf 2624 0 0 0 0 8 0 0
swrbuf 2624 0 0 0 0 16 0 0
umtx_shm 88 0 0 0 0 126 0 0
umtx pi 96 0 0 0 0 126 0 0
rangeset pctrie nodes 144 0 0 0 0 62 0 0
malloc-65536 65536 0 0 0 0 1 0 0
malloc-65536 65536 0 0 0 0 1 0 0

malloc-32768 32768 0 0 0 0 1 0 0
malloc-32768 32768 0 0 0 0 1 0 0
malloc-32768 32768 0 0 0 0 1 0 0
malloc-32768 32768 0 0 0 0 1 0 0
malloc-32768 32768 0 0 0 0 1 0 0
malloc-16384 16384 0 0 0 0 1 0 0
malloc-16384 16384 0 0 0 0 1 0 0

malloc-4096 4096 0 0 0 0 2 0 0
malloc-4096 4096 0 0 0 0 2 0 0
malloc-1024 1024 0 0 0 0 16 0 0

malloc-512 512 0 0 0 0 30 0 0

malloc-384 384 0 0 0 0 30 0 0

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