panic: ASan: Invalid access, 8-byte read at 0xfffffe00998892e0, UMAUseAfterFree(fd) cpuid = 1 time = 1655019090 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0xc7/frame 0xfffffe0053b32650 kdb_backtrace() at kdb_backtrace+0xd3/frame 0xfffffe0053b327b0 vpanic() at vpanic+0x254/frame 0xfffffe0053b32890 panic() at panic+0xb5/frame 0xfffffe0053b32960 kasan_report() at kasan_report+0xdc/frame 0xfffffe0053b32a30 sctp_free_assoc() at sctp_free_assoc+0x3b58/frame 0xfffffe0053b32b90 sctp_timeout_handler() at sctp_timeout_handler+0xda4/frame 0xfffffe0053b32cd0 softclock_call_cc() at softclock_call_cc+0x3c9/frame 0xfffffe0053b32e80 softclock_thread() at softclock_thread+0x1ff/frame 0xfffffe0053b32ef0 fork_exit() at fork_exit+0xd0/frame 0xfffffe0053b32f30 fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe0053b32f30 --- trap 0, rip = 0, rsp = 0, rbp = 0 --- KDB: enter: panic [ thread pid 2 tid 100029 ] Stopped at kdb_enter+0x6b: movq $0,0x275bd0a(%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 0xffffffff8172ad86 printf+0xf6 rdx 0x1 rbx 0 rsp 0xfffffe0053b32790 rbp 0xfffffe0053b327b0 rsi 0 rdi 0xffffffff8172ade8 printf+0x158 r8 0 r9 0xffffffff r10 0 r11 0x247 r12 0 r13 0xfffffe0053ea93a0 r14 0xffffffff82b5a9c0 .str.26 r15 0xffffffff82b5a9c0 .str.26 rip 0xffffffff8171a90b kdb_enter+0x6b rflags 0x46 kdb_enter+0x6b: movq $0,0x275bd0a(%rip) db> show proc Process 2 (clock) at 0xfffffe0053de2000: state: NORMAL uid: 0 gids: 0 parent: pid 0 at 0xffffffff83e19cc0 ABI: null flag: 0x10000284 flag2: 0 reaper: 0xffffffff83e19cc0 reapsubtree: 2 sigparent: 20 vmspace: 0xffffffff83e1ac60 (map 0xffffffff83e1ac60) (map.pmap 0xffffffff83e1ad20) (pmap 0xffffffff83e1ad88) threads: 2 100029 Run CPU 1 [clock (0)] 100030 I [clock (1)] db> ps pid ppid pgrp uid state wmesg wchan cmd 5703 780 780 0 R (threaded) syz-executor.1 104702 RunQ syz-executor.1 106464 S uwait 0xfffffe008fe30400 syz-executor.1 5701 782 782 0 R (threaded) syz-executor.2 104752 RunQ syz-executor.2 106463 S sbwait 0xfffffe0058c20d44 syz-executor.2 5700 779 779 0 R (threaded) syz-executor.0 101203 RunQ syz-executor.0 106461 RunQ syz-executor.0 5609 1 782 0 S uwait 0xfffffe005787af00 syz-executor.2 5605 1 782 0 S uwait 0xfffffe009a20c900 syz-executor.2 5602 1 794 0 S uwait 0xfffffe005787a800 syz-executor.3 5599 1 794 0 S uwait 0xfffffe009a20d880 syz-executor.3 5596 1 782 0 S uwait 0xfffffe009a20ea00 syz-executor.2 5595 1 794 0 S uwait 0xfffffe009a129500 syz-executor.3 5591 1 794 0 S uwait 0xfffffe008fe30500 syz-executor.3 5178 1 794 0 S uwait 0xfffffe005730e900 syz-executor.3 5177 1 794 0 S uwait 0xfffffe005787a900 syz-executor.3 4345 1 4345 65 Ss select 0xfffffe009a20d040 dhclient 4179 1 780 0 S uwait 0xfffffe0057878e80 syz-executor.1 4178 1 780 0 S uwait 0xfffffe009a20e900 syz-executor.1 4169 1 779 0 S uwait 0xfffffe008fe30700 syz-executor.0 4168 1 780 0 S uwait 0xfffffe008fe30480 syz-executor.1 4167 1 780 0 S uwait 0xfffffe009a20e700 syz-executor.1 4166 1 779 0 S uwait 0xfffffe009a129300 syz-executor.0 4161 1 780 0 S uwait 0xfffffe0057878800 syz-executor.1 4160 1 779 0 S uwait 0xfffffe005730ef00 syz-executor.0 4159 1 780 0 S uwait 0xfffffe0057879100 syz-executor.1 4158 1 779 0 S uwait 0xfffffe009a20e000 syz-executor.0 4149 1 779 0 S uwait 0xfffffe005787ac00 syz-executor.0 4147 1 779 0 S uwait 0xfffffe009a129900 syz-executor.0 4140 1 779 0 S uwait 0xfffffe005787aa00 syz-executor.0 4137 1 779 0 S uwait 0xfffffe008fe30800 syz-executor.0 3514 1 3514 0 Ss select 0xfffffe009a20d1c0 dhclient 3511 1 3511 0 Ss select 0xfffffe009a20d540 dhclient 3483 1 3483 65 Ss select 0xfffffe009a1290c0 dhclient 2707 1 2707 0 Ss select 0xfffffe009a128cc0 dhclient 2704 1 2704 0 Ss select 0xfffffe009a20d4c0 dhclient 2671 1 2671 65 Ss select 0xfffffe009a20d5c0 dhclient 1994 1 1994 0 Ss select 0xfffffe009a128f40 dhclient 1987 1 1987 0 Ss select 0xfffffe009a128dc0 dhclient 1968 1 1968 65 Ss select 0xfffffe009a129140 dhclient 1777 1 779 0 SV uwait 0xfffffe008fe30c00 syz-executor.0 1595 0 0 0 DL - 0xffffffff83f639c0 [soaiod4] 1594 0 0 0 DL - 0xffffffff83f639c0 [soaiod3] 1593 0 0 0 DL - 0xffffffff83f639c0 [soaiod2] 1592 0 0 0 DL - 0xffffffff83f639c0 [soaiod1] 1591 0 0 0 DL aiordy 0xfffffe0056f99a90 [aiod4] 1590 0 0 0 DL aiordy 0xfffffe0053de3a90 [aiod3] 1589 0 0 0 DL aiordy 0xfffffe00998f4a90 [aiod2] 1588 0 0 0 DL aiordy 0xfffffe00998f5000 [aiod1] 1483 0 0 0 DL - 0xffffffff83e1ba80 [accounting] 1464 1 779 0 S uwait 0xfffffe008fe31080 syz-executor.0 1460 1 779 0 S uwait 0xfffffe005730ec00 syz-executor.0 1455 1 779 0 S uwait 0xfffffe0057878400 syz-executor.0 1450 1 779 0 S uwait 0xfffffe008fe30900 syz-executor.0 1060 1 794 0 S uwait 0xfffffe008fe32880 syz-executor.3 1059 1 794 0 S uwait 0xfffffe008fe33800 syz-executor.3 1057 1 794 0 S uwait 0xfffffe008fe32080 syz-executor.3 1056 1 794 0 S uwait 0xfffffe008fe32780 syz-executor.3 1054 1 794 0 S uwait 0xfffffe008fe30a00 syz-executor.3 1053 1 794 0 S uwait 0xfffffe005730ee00 syz-executor.3 1049 1 794 0 S uwait 0xfffffe008fe32680 syz-executor.3 1048 1 794 0 S uwait 0xfffffe0057878300 syz-executor.3 1046 1 794 0 S uwait 0xfffffe005730bb80 syz-executor.3 1044 1 794 0 S uwait 0xfffffe0057879200 syz-executor.3 1042 1 794 0 S uwait 0xfffffe0057878b00 syz-executor.3 1041 1 794 0 S uwait 0xfffffe008fe30f00 syz-executor.3 1039 1 794 0 S uwait 0xfffffe0057878a00 syz-executor.3 1038 1 794 0 S uwait 0xfffffe008fe30b00 syz-executor.3 1030 1 1030 0 Ss select 0xfffffe008fe302c0 dhclient 1027 1 1027 0 Ss select 0xfffffe008fe30140 dhclient 794 774 794 0 Rs syz-executor.3 782 774 782 0 Rs syz-executor.2 780 774 780 0 Rs syz-executor.1 779 774 779 0 Rs syz-executor.0 774 772 772 0 S (threaded) syz-fuzzer 100096 S uwait 0xfffffe005730c000 syz-fuzzer 100115 S uwait 0xfffffe0057879400 syz-fuzzer 100116 S uwait 0xfffffe0057879500 syz-fuzzer 100117 S uwait 0xfffffe0057879600 syz-fuzzer 100118 S uwait 0xfffffe008fe31f00 syz-fuzzer 100119 S uwait 0xfffffe008fe32280 syz-fuzzer 100120 S uwait 0xfffffe008fe32380 syz-fuzzer 100121 S kqread 0xfffffe0053c90100 syz-fuzzer 100123 S uwait 0xfffffe008fe32580 syz-fuzzer 772 770 772 0 Ss pause 0xfffffe0092b9a5f8 csh 770 688 770 0 Ss select 0xfffffe008fe31cc0 sshd 754 1 754 0 Ss+ ttyin 0xfffffe0057463cb0 getty 753 1 753 0 Ss+ ttyin 0xfffffe00579b8cb0 getty 752 1 752 0 Ss+ ttyin 0xfffffe00579b90b0 getty 751 1 751 0 Ss+ ttyin 0xfffffe00579b94b0 getty 750 1 750 0 Ss+ ttyin 0xfffffe00579b98b0 getty 749 1 749 0 Ss+ ttyin 0xfffffe0057462cb0 getty 748 1 748 0 Ss+ ttyin 0xfffffe00579b9cb0 getty 747 1 747 0 Ss+ ttyin 0xfffffe00579ba0b0 getty 746 1 746 0 Ss+ ttyin 0xfffffe00579ba4b0 getty 692 1 692 0 Ss nanslp 0xffffffff83e43cc0 cron 688 1 688 0 Ss select 0xfffffe008fe32f40 sshd 501 1 501 0 Ss select 0xfffffe00578798c0 syslogd 430 1 430 0 Ss select 0xfffffe008fe32bc0 devd 429 1 429 65 Ss select 0xfffffe008fe32c40 dhclient 344 1 344 0 Ss select 0xfffffe008fe32b40 dhclient 341 1 341 0 Ss select 0xfffffe0057879840 dhclient 17 0 0 0 DL vlruwt 0xfffffe0056f9b548 [vnlru] 16 0 0 0 DL syncer 0xffffffff83f694e0 [syncer] 15 0 0 0 DL (threaded) [bufdaemon] 100079 D psleep 0xffffffff83f67b00 [bufdaemon] 100082 D - 0xffffffff83211f80 [bufspacedaemon-0] 100095 D sdflush 0xfffffe0057948ce8 [/ worker] 9 0 0 0 DL psleep 0xffffffff83f9b5c0 [vmdaemon] 8 0 0 0 DL (threaded) [pagedaemon] 100077 D psleep 0xffffffff83f8f478 [dom0] 100080 D launds 0xffffffff83f8f484 [laundry: dom0] 100081 D umarcl 0xffffffff81e4c300 [uma] 7 0 0 0 DL - 0xffffffff83c002a8 [rand_harvestq] 6 0 0 0 DL pftm 0xffffffff84856550 [pf purge] 5 0 0 0 DL waiting 0xffffffff84691420 [sctp_iterator] 4 0 0 0 DL (threaded) [cam] 100044 D - 0xffffffff83aa3240 [doneq0] 100045 D - 0xffffffff83aa31c0 [async] 100076 D - 0xffffffff83aa3040 [scanner] 14 0 0 0 DL seqstat 0xfffffe0056f00c88 [sequencer 00] 3 0 0 0 DL (threaded) [crypto] 100040 D crypto_ 0xffffffff83f8aca0 [crypto] 100041 D crypto_ 0xfffffe0053ed8d30 [crypto returns 0] 100042 D crypto_ 0xfffffe0053ed8d80 [crypto returns 1] 13 0 0 0 DL (threaded) [geom] 100035 D - 0xffffffff83e192c0 [g_event] 100036 D - 0xffffffff83e192e0 [g_up] 100037 D - 0xffffffff83e19300 [g_down] 2 0 0 0 RL (threaded) [clock] 100029 Run CPU 1 [clock (0)] 100030 I [clock (1)] 12 0 0 0 RL (threaded) [intr] 100015 I [swi5: fast taskq] 100018 I [swi6: task queue] 100019 I [swi6: Giant taskq] 100031 Run CPU 0 [swi1: netisr 0] 100032 I [swi1: hpts] 100033 I [swi1: hpts] 100046 I [irq24: virtio_pci0] 100047 I [irq25: virtio_pci0] 100048 I [irq26: virtio_pci0] 100049 I [irq27: virtio_pci0] 100050 I [irq28: virtio_pci1] 100051 I [irq29: virtio_pci1] 100052 I [irq30: virtio_pci1] 100053 I [irq31: virtio_pci1] 100054 I [irq32: virtio_pci1] 100059 I [irq33: virtio_pci2] 100060 I [irq34: virtio_pci2] 100061 I [irq35: virtio_pci2] 100063 I [irq1: atkbd0] 100064 I [irq12: psm0] 100065 I [swi0: uart uart++] 100069 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 0xfffffe0053de3000 [init] 10 0 0 0 DL audit_w 0xffffffff83f8b780 [audit] 0 0 0 0 DLs (threaded) [kernel] 100000 D swapin 0xffffffff83e19cc0 [swapper] 100005 D - 0xfffffe0053e94100 [if_config_tqg_0] 100006 D - 0xfffffe0053e94000 [softirq_0] 100007 D - 0xfffffe0053e93e00 [softirq_1] 100008 D - 0xfffffe0053e93d00 [if_io_tqg_0] 100009 D - 0xfffffe0053e93c00 [if_io_tqg_1] 100010 D - 0xfffffe000796d600 [inm_free taskq] 100011 D - 0xfffffe000796d400 [linuxkpi_irq_wq] 100012 D - 0xfffffe000796d200 [in6m_free taskq] 100013 D - 0xfffffe000796d000 [deferred_unmount ta] 100014 D - 0xfffffe000796cd00 [thread taskq] 100016 D - 0xfffffe000796c900 [kqueue_ctx taskq] 100017 D - 0xfffffe000796c700 [pci_hp taskq] 100020 D - 0xfffffe000796c100 [aiod_kick taskq] 100021 D - 0xfffffe000796be00 [linuxkpi_short_wq_0] 100022 D - 0xfffffe000796be00 [linuxkpi_short_wq_1] 100023 D - 0xfffffe000796be00 [linuxkpi_short_wq_2] 100024 D - 0xfffffe000796be00 [linuxkpi_short_wq_3] 100025 D - 0xfffffe000796b900 [linuxkpi_long_wq_0] 100026 D - 0xfffffe000796b900 [linuxkpi_long_wq_1] 100027 D - 0xfffffe000796b900 [linuxkpi_long_wq_2] 100028 D - 0xfffffe000796b900 [linuxkpi_long_wq_3] 100034 D - 0xfffffe0053f06300 [firmware taskq] 100038 D - 0xfffffe0053f05d00 [crypto_0] 100039 D - 0xfffffe0053f05d00 [crypto_1] 100055 D - 0xfffffe0053f04e00 [vtnet0 rxq 0] 100056 D - 0xfffffe0053f04d00 [vtnet0 txq 0] 100057 D - 0xfffffe0053f04c00 [vtnet0 rxq 1] 100058 D - 0xfffffe0053f04b00 [vtnet0 txq 1] 100062 D vtbslp 0xfffffe005730da00 [virtio_balloon] 100066 D - 0xffffffff82b60841 [deadlkres] 100070 D - 0xfffffe000796e200 [mca taskq] 100071 D - 0xfffffe005787e000 [acpi_task_0] 100072 D - 0xfffffe005787e000 [acpi_task_1] 100073 D - 0xfffffe005787e000 [acpi_task_2] 100075 D - 0xfffffe0053f05600 [CAM taskq] 5704 794 794 0 Z syz-executor.3 db> show all locks Process 5701 (syz-executor.2) thread 0xfffffe009b303900 (106463) exclusive sx so_rcv_sx (so_rcv_sx) r = 0 (0xfffffe0058c20cc0) locked @ /syzkaller/managers/main/kernel/sys/kern/uipc_socket.c:4169 Process 2 (clock) thread 0xfffffe0053ea93a0 (100029) exclusive sleep mutex sctp-tcb (tcb) r = 0 (0xfffffe009985aa50) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.c:4850 exclusive rw sctp-info (sctp-info) r = 0 (0xfffffe0053c402f8) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.c:4848 Process 12 (intr) thread 0xfffffe0053ea8560 (100031) exclusive sleep mutex sctp-tcb (tcb) r = 0 (0xfffffe00996eabf0) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.c:2138 db> show malloc Type InUse MemUse Requests pf_hash 5 11524K 5 tcp_hpts 7 4801K 7 devbuf 4217 4323K 4245 sysctloid 35322 2081K 35393 vtbuf 24 1968K 46 kobj 328 1312K 490 pcb 501 1071K 8986 newblk 50 1037K 20279 vfscache 3 1025K 3 filedesc 100 794K 9427 inodedep 22 520K 5639 ufs_quota 1 512K 1 vfs_hash 1 512K 1 callout 2 512K 2 subproc 229 478K 5828 intr 4 472K 4 vmem 3 274K 6 acpica 1674 184K 57552 sctp_stro 176 176K 1999 vnet_data 1 168K 1 sctp_atcl 429 161K 6826 tidhash 3 141K 3 linker 358 134K 386 pagedep 9 130K 4763 tfo_ccache 1 128K 1 DEVFS1 109 109K 126 sem 4 106K 4 BPF 46 88K 70 bus 995 81K 5208 mtx_pool 2 72K 2 syncache 1 68K 1 module 514 65K 514 acpitask 1 64K 1 ddb_capture 1 64K 1 umtx 462 58K 462 kdtrace 309 57K 12171 temp 35 35K 2728 DEVFS3 128 32K 138 hostcache 1 32K 1 shm 1 32K 17 msg 4 30K 4 sctp_atky 614 26K 9310 gtaskqueue 18 26K 18 kbdmux 6 22K 6 routetbl 152 21K 892 ifaddr 71 21K 73 DEVFS_RULE 56 20K 56 lltable 60 20K 264 ufs_mount 4 17K 5 proc 3 17K 3 tty 16 16K 16 ithread 97 16K 97 bus-sc 34 15K 1681 sctp_timw 52 13K 52 KTRACE 101 13K 291 ether_multi 157 13K 179 ksem 17 13K 201 ifnet 7 13K 7 eventhandler 136 12K 136 kenv 95 12K 95 rman 88 11K 431 GEOM 61 11K 490 CAM queue 5 11K 1528 in6_multi 71 9K 71 kqueue 110 9K 5729 freework 35 9K 11229 bmsafemap 2 9K 5801 UART 12 9K 12 devstat 4 9K 4 pf_table 4 8K 116 rpc 2 8K 2 shmfd 1 8K 1 pfs_vncache 1 8K 1 pfs_nodes 20 8K 20 audit_evclass 237 8K 296 cred 27 7K 274 sctp_athm 429 7K 7191 pwddesc 107 7K 5751 taskqueue 63 7K 63 sglist 5 7K 5 CAM DEV 3 6K 510 plimit 24 6K 428 pf_ifnet 17 6K 129 sctp_map 352 6K 3942 sctp_stri 10 5K 760 ufs_dirhash 24 5K 24 UMA 272 5K 272 session 35 5K 50 DEVFSP 68 5K 798 vt 11 5K 11 proc-args 133 5K 7023 memdesc 1 4K 1 MCA 32 4K 32 evdev 4 4K 4 lockf 33 4K 137 acpisem 28 4K 28 selfd 55 4K 85941 hhook 15 4K 17 kcovinfo 52 4K 52 terminal 11 3K 11 dirrem 10 3K 5438 freeblks 10 3K 5615 select 19 3K 120 uidinfo 4 3K 24 local_apic 1 2K 1 io_apic 1 2K 1 fpukern_ctx 2 2K 2 ipsec-saq 2 2K 2 ip6ndp 12 2K 15 Unitno 33 2K 387 sctp_ifa 14 2K 15 CAM XPT 22 2K 543 msi 12 2K 12 in_multi 6 2K 12 pf_osfp 14 2K 14 ip6opt 10 2K 115 sctp_aadr 21 2K 45 ipsecpolicy 2 2K 2 acpidev 20 2K 20 CC Mem 18 2K 1963 clone 9 2K 9 tun 7 2K 7 softdep 1 1K 1 mkdir 8 1K 9460 freefile 8 1K 5377 sahead 1 1K 1 secasvar 1 1K 1 nhops 6 1K 8 vnodemarker 2 1K 102 NFSD session 1 1K 1 inpcbpolicy 29 1K 2338 CAM periph 4 1K 271 ipsec 3 1K 3 pf_rule 6 1K 93 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 446 encap_export_host 12 1K 12 procdesc 5 1K 18 osd 22 1K 1910 newdirblk 4 1K 4730 diradd 4 1K 5477 indirdep 2 1K 8392 pfil 4 1K 4 cdev 2 1K 2 filedesc_to_leader 7 1K 21 chacha20random 1 1K 1 ip_msource 5 1K 8 NFSD lckfile 1 1K 1 NFSD V4client 1 1K 1 DEVFS 9 1K 10 vnodes 1 1K 2 CAM SIM 2 1K 2 feeder 7 1K 7 tcpfunc 3 1K 3 loginclass 3 1K 6 prison 6 1K 6 lkpikmalloc 5 1K 6 tcp_fsb 5 1K 586 aesni_data 2 1K 2 soname 5 1K 9880 cryptodev 2 1K 1429 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 iov 1 1K 18714 pmchooks 1 1K 1 filecaps 5 1K 112 sctp_vrf 1 1K 1 vnet 1 1K 1 entropy 2 1K 42 pmc 1 1K 1 acpiintr 1 1K 1 cpus 2 1K 2 vnet_data_free 1 1K 1 Per-cpu 1 1K 1 p1003.1b 1 1K 1 ipcomp 0 0K 0 esp 0 0K 0 ah 0 0K 0 filemon 0 0K 89 mqdata 0 0K 0 pf_altq 0 0K 0 pf_temp 0 0K 0 sctp_mcore 0 0K 0 sctp_socko 0 0K 3146 sctp_iter 0 0K 24 sctp_mvrf 0 0K 0 sctp_cpal 0 0K 9 sctp_cmsg 0 0K 0 sctp_stre 0 0K 0 sctp_athi 0 0K 0 sctp_a_it 0 0K 15 NFSCL layrecall 0 0K 0 NFSCL session 0 0K 0 madt_table 0 0K 2 smartpqi 0 0K 0 NFSCL sockreq 0 0K 0 NFSCL devinfo 0 0K 0 NFSCL flayout 0 0K 0 ixl 0 0K 0 NFSCL layout 0 0K 0 NFSD rollback 0 0K 0 NFSCL diroff 0 0K 0 NEWdirectio 0 0K 0 NEWNFSnode 0 0K 0 NFSCL lck 0 0K 0 NFSCL lckown 0 0K 0 ice-resmgr 0 0K 0 ice-osdep 0 0K 0 ice 0 0K 0 iavf 0 0K 0 axgbe 0 0K 0 NFSCL client 0 0K 0 NFSCL deleg 0 0K 0 NFSCL open 0 0K 0 NFSCL owner 0 0K 0 NFS fh 0 0K 0 NFS req 0 0K 0 NFSD usrgroup 0 0K 0 NFSD string 0 0K 0 NFSD V4lock 0 0K 0 xen_intr 0 0K 0 NFSD V4state 0 0K 0 xen_hvm 0 0K 0 legacydrv 0 0K 0 bounce 0 0K 0 busdma 0 0K 0 qpidrv 0 0K 0 NFSD srvcache 0 0K 0 msdosfs_fat 0 0K 0 dmar_idpgtbl 0 0K 0 dmar_dom 0 0K 0 dmar_ctx 0 0K 0 msdosfs_mount 0 0K 0 msdosfs_node 0 0K 0 isci 0 0K 0 iommu_dmamap 0 0K 0 hyperv_socket 0 0K 0 bxe_ilt 0 0K 0 xenbus 0 0K 0 DEVFS4 0 0K 0 vm_fictitious 0 0K 0 DEVFS2 0 0K 0 gntdev 0 0K 0 privcmd_dev 0 0K 0 evtchn_dev 0 0K 0 xenstore 0 0K 0 scsi_pass 0 0K 0 ciss_data 0 0K 0 xnb 0 0K 0 xen_acpi 0 0K 0 xbbd 0 0K 0 xbd 0 0K 0 UMAHash 0 0K 0 Balloon 0 0K 0 sysmouse 0 0K 0 vm_pgdata 0 0K 0 jblocks 0 0K 0 savedino 0 0K 5787 sentinel 0 0K 0 jfsync 0 0K 0 jtrunc 0 0K 0 sbdep 0 0K 48 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 133 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 vtfont 0 0K 0 BACKLIGHT 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 pvscsi 0 0K 0 scsi_da 0 0K 69 ata_da 0 0K 0 scsi_ch 0 0K 0 scsi_cd 0 0K 0 ktls_ocf 0 0K 0 AHCI driver 0 0K 0 MLX5EEPROM 0 0K 0 MLX5EEPROM 0 0K 0 MLX5EEPROM 0 0K 0 MLX5EEPROM 0 0K 0 MLX5EEPROM 0 0K 0 MLX5E_TLS_RX 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 MLX5EEPROM 0 0K 0 seq_file 0 0K 0 lkpiskb 0 0K 0 radix 0 0K 0 idr 0 0K 0 lkpindev 0 0K 0 lkpifw 0 0K 0 lkpi80211 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 ip6_msource 0 0K 0 ip6_moptions 0 0K 2 in6_mfilter 0 0K 3 frag6 0 0K 0 tcplog 0 0K 0 tcp_hwpace 0 0K 0 USBdev 0 0K 0 USB 0 0K 0 LRO 0 0K 0 ip_moptions 0 0K 7 in_mfilter 0 0K 16 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 12 VN POLL 0 0K 0 agp 0 0K 0 statfs 0 0K 4947 namei_tracker 0 0K 21 export_host 0 0K 0 cl_savebuf 0 0K 18 nvme_da 0 0K 0 acpipwr 0 0K 0 acpi_perf 0 0K 0 twsbuf 0 0K 0 twe_commands 0 0K 0 tcp_log_dev 0 0K 247 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 biobuf 0 0K 0 aios 0 0K 4 lio 0 0K 30 acl 0 0K 0 mbuf_tag 0 0K 189 ktls 0 0K 0 PUC 0 0K 0 ppbusdev 0 0K 0 agtiapi_MemAlloc malloc 0 0K 0 osti_cacheable 0 0K 0 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 accf 0 0K 0 pts 0 0K 0 ioctlops 0 0K 612 eventfd 0 0K 15 Witness 0 0K 0 stack 0 0K 0 mrsasbuf 0 0K 0 mpt_user 0 0K 0 mps_user 0 0K 0 MPSSAS 0 0K 0 mps 0 0K 0 sbuf 0 0K 288 mpr_user 0 0K 0 firmware 0 0K 0 compressor 0 0K 0 MPRSAS 0 0K 0 SWAP 0 0K 0 mpr 0 0K 0 mfibuf 0 0K 0 sysctltmp 0 0K 831 sysctl 0 0K 3 md_sectors 0 0K 0 ekcd 0 0K 0 dumper 0 0K 0 sendfile 0 0K 0 rctl 0 0K 0 md_disk 0 0K 0 malodev 0 0K 0 LED 0 0K 0 ix_sriov 0 0K 0 cache 0 0K 0 aacraidcam 0 0K 0 prison_racct 0 0K 0 Fail Points 0 0K 0 sigio 0 0K 1 pwd 0 0K 0 tty console 0 0K 0 ix 0 0K 0 ipsbuf 0 0K 0 aacraid_buf 0 0K 0 aaccam 0 0K 0 boottrace 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 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 db> show uma Zone Size Used Free Requests Sleeps Bucket Total Mem XFree mbuf_jumbo_page 4096 8324 1074 1285869 0 254 38494208 0 tcp_log 416 18517 10193 665790 0 254 11943360 0 mbuf 256 15679 1604 3443288 0 254 4424448 0 pbuf 2624 0 778 0 0 2 2041472 0 RADIX NODE 144 13473 242 156879 0 62 1974960 0 malloc-4096 4096 436 4 6235 0 2 1802240 0 BUF TRIE 144 211 11577 13075 0 62 1697472 0 malloc-384 384 4117 23 4117 0 30 1589760 0 mbuf_cluster 2048 762 0 762 0 254 1560576 0 malloc-128 128 11610 263 21870 0 126 1519744 0 UMA Slabs 0 112 11148 6 11148 0 126 1249248 0 vmem btag 56 22063 80 22063 0 254 1240008 0 sctp_asoc 2256 177 333 1949 0 254 1150560 0 malloc-16384 16384 53 4 4890 0 1 933888 0 VM OBJECT 264 3062 58 133137 0 30 823680 0 256 Bucket 2048 279 53 11729 0 8 679936 0 FFS inode 1160 554 27 5932 0 8 673960 0 sctp_ep 1208 241 269 4448 0 254 616080 0 tcp_bbr_map 128 0 4557 220364 0 126 583296 0 tcpcb 1104 18 493 1899 0 254 564144 0 ertt_txseginfo 40 1 13230 934878 0 254 529240 0 malloc-2048 2048 238 18 4482 0 8 524288 0 MAP ENTRY 96 4823 343 361918 0 126 495936 0 socket 960 120 388 8134 0 254 487680 0 THREAD 1808 200 31 6465 0 8 417648 0 lkpimm 168 1 2327 1 0 62 391104 0 lkpicurr 168 2 2326 2 0 62 391104 0 sctp_raddr 736 181 336 2128 0 254 380512 0 malloc-65536 65536 0 5 442 0 1 327680 0 sctp_chunk 152 1293 761 20161 0 254 312208 0 VNODE 448 595 98 5975 0 30 310464 0 malloc-32768 32768 1 8 7943 0 1 294912 0 malloc-64 64 4296 303 15914 0 254 294336 0 malloc-65536 65536 4 0 4 0 1 262144 0 malloc-16 16 14734 266 23451 0 254 240000 0 VMSPACE 2552 81 12 5679 0 4 237336 0 malloc-1024 1024 184 40 2485 0 16 229376 0 malloc-128 128 1296 471 41328 0 126 226176 0 DEVCTL 1024 0 220 155 0 0 225280 0 FPU_save_area 832 202 41 14482 0 16 202176 0 mbuf_packet 256 140 622 23699 0 254 195072 0 malloc-32 32 5421 501 8064 0 254 189504 0 UMA Zones 768 244 0 244 0 16 187392 0 malloc-128 128 1251 144 2538 0 126 178560 0 malloc-256 256 148 542 26059 0 62 176640 0 malloc-384 384 429 21 6880 0 30 172800 0 PROC 1352 107 13 5704 0 8 162240 0 FFS2 dinode 256 554 76 5932 0 62 161280 0 S VFS Cache 104 1015 506 6572 0 126 158184 0 128 Bucket 1024 100 47 2423 0 16 150528 0 filedesc0 1072 107 26 5751 0 8 142576 0 malloc-384 384 103 257 6172 0 30 138240 0 malloc-65536 65536 2 0 2 0 1 131072 0 malloc-65536 65536 2 0 2 0 1 131072 0 malloc-65536 65536 0 2 73 0 1 131072 0 malloc-65536 65536 0 2 26 0 1 131072 0 malloc-1024 1024 114 14 131 0 16 131072 0 unpcb 256 20 490 1310 0 254 130560 0 ksiginfo 112 111 933 8227 0 126 116928 0 malloc-256 256 319 116 5020 0 62 111360 0 malloc-4096 4096 23 3 571 0 2 106496 0 malloc-32768 32768 0 3 121 0 1 98304 0 malloc-256 256 245 130 7800 0 62 96000 0 UMA Kegs 384 230 3 230 0 30 89472 0 syncache 168 0 528 15 0 254 88704 0 64 Bucket 512 97 71 9241 0 30 86016 0 clpbuf 2624 0 32 41 0 16 83968 0 malloc-8192 8192 4 6 93 0 1 81920 0 malloc-8192 8192 5 5 135 0 1 81920 0 malloc-256 256 72 243 11676 0 62 80640 0 malloc-256 256 50 265 12310 0 62 80640 0 sctp_readq 152 2 518 369 0 254 79040 0 malloc-4096 4096 14 4 4975 0 2 73728 0 g_bio 408 0 180 121805 0 30 73440 0 malloc-64 64 514 557 18366 0 254 68544 0 malloc-128 128 299 228 620 0 126 67456 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 7 0 1 65536 0 malloc-2048 2048 9 23 814 0 8 65536 0 malloc-2048 2048 9 23 548 0 8 65536 0 malloc-256 256 78 177 6501 0 62 65280 0 32 Bucket 256 90 165 15882 0 62 65280 0 sctp_stream_msg_out 112 56 484 616 0 254 60480 0 malloc-384 384 141 9 182 0 30 57600 0 tcp_inpcb 424 18 108 1899 0 30 53424 0 malloc-64 64 289 530 93749 0 254 52416 0 malloc-64 64 487 332 712 0 254 52416 0 malloc-256 256 160 35 243 0 62 49920 0 malloc-256 256 66 129 5527 0 62 49920 0 DIRHASH 1024 35 13 35 0 16 49152 0 NAMEI 1024 0 48 37814 0 16 49152 0 malloc-16384 16384 3 0 3 0 1 49152 0 malloc-16384 16384 0 3 11 0 1 49152 0 malloc-8192 8192 4 2 11 0 1 49152 0 malloc-2048 2048 5 19 117 0 8 49152 0 tcp_rack_pcb 896 0 54 581 0 16 48384 0 tcp_bbr_pcb 832 0 54 930 0 16 44928 0 Files 80 337 213 22477 0 126 44000 0 TURNSTILE 136 232 83 232 0 62 42840 0 malloc-8192 8192 5 0 5 0 1 40960 0 malloc-4096 4096 9 1 9 0 2 40960 0 pcpu-8 8 4845 275 7684 0 254 40960 0 Mountpoints 2752 2 12 2 0 4 38528 0 udplite_inpcb 424 0 90 75 0 30 38160 0 udp_inpcb 424 6 84 253 0 30 38160 0 ripcb 424 5 85 111 0 30 38160 0 pipe 744 30 20 541 0 16 37200 0 hostcache 64 4 563 4 0 254 36288 0 PWD 32 48 1086 4773 0 254 36288 0 malloc-64 64 27 540 102 0 254 36288 0 malloc-64 64 137 430 875 0 254 36288 0 malloc-64 64 136 431 236 0 254 36288 0 malloc-64 64 219 348 4114 0 254 36288 0 16 Bucket 144 77 175 1432 0 62 36288 0 malloc-128 128 74 205 152 0 126 35712 0 malloc-128 128 19 260 96 0 126 35712 0 malloc-128 128 97 182 5016 0 126 35712 0 malloc-128 128 14 265 625 0 126 35712 0 routing nhops 256 27 108 35 0 62 34560 0 ttyoutq 256 72 63 160 0 62 34560 0 malloc-384 384 53 37 394 0 30 34560 0 SLEEPQUEUE 88 232 152 232 0 126 33792 0 malloc-8192 8192 2 2 4 0 1 32768 0 malloc-2048 2048 1 15 424 0 8 32768 0 malloc-2048 2048 8 8 8 0 8 32768 0 malloc-2048 2048 2 14 55 0 8 32768 0 malloc-1024 1024 0 32 12 0 16 32768 0 malloc-1024 1024 10 22 1462 0 16 32768 0 malloc-1024 1024 18 14 22 0 16 32768 0 malloc-1024 1024 8 24 160 0 16 32768 0 malloc-1024 1024 9 23 17 0 16 32768 0 malloc-512 512 9 55 17 0 30 32768 0 malloc-512 512 2 62 184 0 30 32768 0 malloc-512 512 2 62 103 0 30 32768 0 malloc-512 512 12 52 25 0 30 32768 0 malloc-512 512 10 54 761 0 30 32768 0 pcpu-64 64 493 19 493 0 254 32768 0 KNOTE 160 28 172 67311 0 62 32000 0 ttyinq 160 135 65 300 0 62 32000 0 tcp_rack_map 120 0 264 1720 0 126 31680 0 cpuset 104 8 271 1245 0 126 29016 0 sctp_asconf_ack 48 0 588 7 0 254 28224 0 sctp_laddr 48 140 448 2008 0 254 28224 0 tcp_inpcb ports 32 2 880 1332 0 254 28224 0 malloc-32 32 293 589 7335 0 254 28224 0 malloc-32 32 445 437 7193 0 254 28224 0 4 Bucket 48 7 581 164 0 254 28224 0 2 Bucket 32 66 816 1965 0 254 28224 0 AIO 208 0 133 79 0 62 27664 0 da_ccb 544 0 49 30555 0 16 26656 0 malloc-8192 8192 3 0 3 0 1 24576 0 malloc-4096 4096 3 3 95 0 2 24576 0 rtentry 176 31 107 35 0 62 24288 0 PGRP 88 35 241 50 0 126 24288 0 rl_entry 40 126 480 126 0 254 24240 0 8 Bucket 80 55 245 2027 0 126 24000 0 domainset 40 0 567 1067 0 254 22680 0 udpcb 32 6 624 328 0 254 20160 0 udplite_inpcb ports 32 0 630 17 0 254 20160 0 udp_inpcb ports 32 3 627 65 0 254 20160 0 ertt 72 18 262 1899 0 126 20160 0 malloc-32 32 57 573 102 0 254 20160 0 malloc-32 32 0 630 29 0 254 20160 0 malloc-32 32 183 447 4980 0 254 20160 0 malloc-32 32 133 497 723 0 254 20160 0 malloc-32 32 40 590 739 0 254 20160 0 malloc-16 16 678 572 4475 0 254 20000 0 cryptop 280 0 70 143 0 30 19600 0 AIOCB 552 0 35 231 0 16 19320 0 AIOLIO 272 0 70 30 0 30 19040 0 epoch_record pcpu 256 4 60 4 0 62 16384 0 malloc-16384 16384 1 0 1 0 1 16384 0 malloc-8192 8192 2 0 2 0 1 16384 0 malloc-4096 4096 0 4 3 0 2 16384 0 malloc-2048 2048 5 3 196 0 8 16384 0 malloc-1024 1024 8 8 9 0 16 16384 0 malloc-512 512 1 31 1 0 30 16384 0 malloc-512 512 0 32 1 0 30 16384 0 SMR CPU 32 7 504 7 0 254 16352 0 vtnet_tx_hdr 24 0 668 751741 0 254 16032 0 malloc-16 16 440 560 7545 0 254 16000 0 kenv 258 15 45 1053 0 30 15480 0 mqnode 416 3 33 3 0 30 14976 0 vmem 1856 1 7 1 0 8 14848 0 SMR SHARED 24 7 504 7 0 254 12264 0 AIOP 32 4 374 4 0 254 12096 0 malloc-16 16 37 713 1960 0 254 12000 0 malloc-16 16 18 732 24 0 254 12000 0 malloc-16 16 185 565 3103 0 254 12000 0 malloc-16 16 31 719 31197 0 254 12000 0 itimer 352 0 33 13 0 30 11616 0 malloc-384 384 27 3 27 0 30 11520 0 malloc-384 384 2 28 3 0 30 11520 0 malloc-4096 4096 2 0 3 0 2 8192 0 pcpu-16 16 14 498 14 0 254 8192 0 malloc-16 16 1 499 1 0 254 8000 0 UMA Slabs 1 176 10 12 10 0 62 3872 0 KMAP ENTRY 96 12 27 14 0 0 3744 0 pcpu-4 4 1 511 30 0 254 2048 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 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 0 254 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 0 0 0 pf tags 104 0 0 0 0 126 0 0 pf mtags 184 0 0 0 0 62 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 72 0 0 0 0 254 0 0 ipq 56 0 0 0 0 254 0 0 sctp_asconf 40 0 0 0 0 254 0 0 tcp_log_id_node 120 0 0 0 0 126 0 0 tcp_log_id_bucket 176 0 0 0 0 62 0 0 tcpreass 48 0 0 0 0 254 0 0 ripcb ports 32 0 0 0 0 254 0 0 IPsec SA lft_c 16 0 0 0 0 254 0 0 NCLNODE 608 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 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 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-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-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-4096 4096 0 0 0 0 2 0 0 malloc-512 512 0 0 0 0 30 0 0 malloc-384 384 0 0 0 0 30 0 0 pcpu-32 32 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