panic: mtx_lock() of spin mutex (null) @ /syzkaller/managers/i386/kernel/sys/modules/tcp/rack/../../../netinet/tcp_stacks/rack.c:16480 cpuid = 0 time = 1625147055 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe00516df550 vpanic() at vpanic+0x1cc/frame 0xfffffe00516df5b0 panic() at panic+0x43/frame 0xfffffe00516df610 __mtx_lock_flags() at __mtx_lock_flags+0x1d7/frame 0xfffffe00516df670 rack_output() at rack_output+0x4b83/frame 0xfffffe00516df9c0 tcp_hpts_thread() at tcp_hpts_thread+0xe50/frame 0xfffffe00516dfb10 ithread_loop() at ithread_loop+0x33f/frame 0xfffffe00516dfbb0 fork_exit() at fork_exit+0xb3/frame 0xfffffe00516dfbf0 fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe00516dfbf0 --- trap 0, rip = 0, rsp = 0, rbp = 0 --- KDB: enter: panic [ thread pid 12 tid 100084 ] Stopped at kdb_enter+0x67: movq $0,0x16400ce(%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 0xffffffff811327a0 vprintf+0x140 rdx 0x1 rbx 0 rsp 0xfffffe00516df530 rbp 0xfffffe00516df550 rsi 0 rdi 0xffffffff811327d6 vprintf+0x176 r8 0 r9 0x8080808080808080 r10 0xfffffe00516df420 r11 0x1ffaefff59c r12 0xffffffff82267d30 ddb_dbbe r13 0xffffffff81a6e600 r14 0xffffffff81a74f6c r15 0xffffffff81a74f6c rip 0xffffffff81129837 kdb_enter+0x67 rflags 0x86 kdb_enter+0x67: movq $0,0x16400ce(%rip) db> show proc Process 12 (intr) at 0xfffff80004c74a70: state: NORMAL uid: 0 gids: 0 parent: pid 0 at 0xffffffff8271ce70 ABI: null flag: 0x10000284 flag2: 0 reaper: 0xffffffff8271ce70 reapsubtree: 12 sigparent: 20 vmspace: 0xffffffff8271daf0 (map 0xffffffff8271daf0) (map.pmap 0xffffffff8271dbb0) (pmap 0xffffffff8271dc10) threads: 23 100011 I [swi5: fast taskq] 100014 I [swi6: task queue] 100016 I [swi6: Giant taskq] 100030 I [swi3: vm] 100031 I [swi4: clock (0)] 100032 I [swi4: clock (1)] 100033 I [swi1: netisr 0] 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 [irq10: virtio_pci2] 100061 I [irq1: atkbd0] 100062 I [irq12: psm0] 100063 I [swi0: uart uart++] 100071 I [swi1: pf send] 100084 Run CPU 0 [swi1: hpts] 100085 I [swi1: hpts] db> ps pid ppid pgrp uid state wmesg wchan cmd 11227 809 809 0 R (threaded) syz-executor.2 111241 RunQ syz-executor.2 112156 RunQ syz-executor.2 11226 784 784 0 RE CPU 1 syz-executor.0 11223 825 825 0 R (threaded) syz-executor.3 111023 RunQ syz-executor.3 112152 S uwait 0xfffff8004de39500 syz-executor.3 11222 785 785 0 R (threaded) syz-executor.1 112070 RunQ syz-executor.1 112151 S connec 0xfffff8004dd5c490 syz-executor.1 11146 1 825 0 S uwait 0xfffff8003ca76900 syz-executor.3 11145 1 825 0 S uwait 0xfffff8004df04100 syz-executor.3 8576 1 809 0 S uwait 0xfffff8003ccb8900 syz-executor.2 8567 1 825 0 S uwait 0xfffff8004de39f00 syz-executor.3 8303 1 8303 65 Ss select 0xfffff8004de40bc0 dhclient 7937 1 825 0 S uwait 0xfffff8003ceea500 syz-executor.3 7936 1 825 0 S uwait 0xfffff8003ce6d100 syz-executor.3 7932 1 825 0 S uwait 0xfffff8003ce98d00 syz-executor.3 7930 1 825 0 S uwait 0xfffff8003ce98700 syz-executor.3 7926 1 825 0 S uwait 0xfffff80015d61500 syz-executor.3 7925 1 825 0 S uwait 0xfffff8003c364100 syz-executor.3 7855 1 825 0 S uwait 0xfffff8003ce6dd00 syz-executor.3 7854 1 825 0 S uwait 0xfffff8003ccb8f00 syz-executor.3 7664 1 7664 0 Ss select 0xfffff8003cd2fa40 dhclient 7661 1 7661 0 Ss select 0xfffff8004dbf3ec0 dhclient 7642 1 7642 65 Ss select 0xfffff8003cdcfbc0 dhclient 7094 1 825 0 S umtxn 0xfffff8003ceea700 syz-executor.3 7088 1 825 0 S uwait 0xfffff8003ca76100 syz-executor.3 7081 1 825 0 S uwait 0xfffff8003ce6d300 syz-executor.3 7076 1 825 0 S uwait 0xfffff8004d4cfd00 syz-executor.3 7071 1 825 0 S uwait 0xfffff8003c453f00 syz-executor.3 7068 1 825 0 S uwait 0xfffff8003c453d00 syz-executor.3 7062 1 825 0 S uwait 0xfffff8003c453700 syz-executor.3 7057 1 825 0 S uwait 0xfffff8003ceeab00 syz-executor.3 7050 1 825 0 S uwait 0xfffff8003ce6d500 syz-executor.3 7040 1 825 0 S uwait 0xfffff8003c364300 syz-executor.3 7035 1 825 0 S umtxn 0xfffff8003cd16b00 syz-executor.3 7027 1 825 0 S uwait 0xfffff8003ce98300 syz-executor.3 7022 1 825 0 S uwait 0xfffff8003ceeaf00 syz-executor.3 7020 1 825 0 S uwait 0xfffff8003ceea900 syz-executor.3 6586 1 6586 0 Ss select 0xfffff8004dbf3740 dhclient 6583 1 6583 0 Ss select 0xfffff8003c4678c0 dhclient 6564 1 6564 65 Ss select 0xfffff8003cf1cbc0 dhclient 6121 1 809 0 S uwait 0xfffff8003ceead00 syz-executor.2 6118 1 809 0 S uwait 0xfffff8003ccb8700 syz-executor.2 5220 1 5220 0 Ss select 0xfffff8003ccbcd40 dhclient 5217 1 5217 0 Ss select 0xfffff8003cf5d8c0 dhclient 5198 1 5198 65 Ss select 0xfffff8004d967a40 dhclient 4992 1 785 0 S uwait 0xfffff8003c453300 syz-executor.1 4991 1 785 0 S uwait 0xfffff8003c453500 syz-executor.1 4990 1 785 0 S uwait 0xfffff8003ccb8d00 syz-executor.1 4989 1 785 0 S uwait 0xfffff8003cb0c300 syz-executor.1 3043 1 809 0 S uwait 0xfffff80015d61100 syz-executor.2 3034 1 809 0 S uwait 0xfffff80015e8bb00 syz-executor.2 3028 1 809 0 S uwait 0xfffff800153d0500 syz-executor.2 1719 1 1719 0 Ss select 0xfffff8003c3492c0 dhclient 1714 1 1714 0 Ss select 0xfffff80015eeeec0 dhclient 1394 1 825 0 S uwait 0xfffff8003ce6db00 syz-executor.3 1386 1 825 0 S uwait 0xfffff80015e8bf00 syz-executor.3 1318 1 825 0 S uwait 0xfffff8003ccb8100 syz-executor.3 1312 1 825 0 S umtxn 0xfffff8003cd16100 syz-executor.3 1284 0 0 0 DL aiordy 0xfffff8004d01e538 [aiod4] 1283 0 0 0 DL aiordy 0xfffff8004d01ea70 [aiod3] 1282 0 0 0 DL aiordy 0xfffff8003cd9c000 [aiod2] 1281 0 0 0 DL aiordy 0xfffff8003cd9c538 [aiod1] 876 1 785 0 S uwait 0xfffff8003ccb8500 syz-executor.1 867 1 785 0 S uwait 0xfffff80015d61f00 syz-executor.1 825 780 825 0 Rs syz-executor.3 809 780 809 0 Rs syz-executor.2 785 780 785 0 Rs syz-executor.1 784 780 784 0 Ss nanslp 0xffffffff8273d0a1 syz-executor.0 780 778 778 0 S (threaded) syz-fuzzer 100095 S uwait 0xfffff80015e8bd00 syz-fuzzer 100116 S uwait 0xfffff80015d5e900 syz-fuzzer 100117 S uwait 0xfffff80015d5eb00 syz-fuzzer 100118 S uwait 0xfffff80015d5ed00 syz-fuzzer 100119 S uwait 0xfffff8003ca76d00 syz-fuzzer 100120 S uwait 0xfffff80015d5ef00 syz-fuzzer 100121 S kqread 0xfffff8003ca76500 syz-fuzzer 100122 S uwait 0xfffff80015ac1300 syz-fuzzer 104654 S uwait 0xfffff8003ca76b00 syz-fuzzer 778 776 778 0 Ss pause 0xfffff80015e88b20 csh 776 694 776 0 Ss select 0xfffff8003ca6eec0 sshd 760 1 760 0 Ss+ ttyin 0xfffff800154a5cb0 getty 759 1 759 0 Ss+ ttyin 0xfffff80015b2b4b0 getty 758 1 758 0 Ss+ ttyin 0xfffff80015b2bcb0 getty 757 1 757 0 Ss+ ttyin 0xfffff80015b2f4b0 getty 756 1 756 0 Ss+ ttyin 0xfffff80015b2fcb0 getty 755 1 755 0 Ss+ ttyin 0xfffff80015ab64b0 getty 754 1 754 0 Ss+ ttyin 0xfffff80015ab6cb0 getty 753 1 753 0 Ss+ ttyin 0xfffff80015abc4b0 getty 752 1 752 0 Ss+ ttyin 0xfffff80015abccb0 getty 698 1 698 0 Ss nanslp 0xffffffff8273d0a0 cron 694 1 694 0 Ss select 0xfffff80015eee740 sshd 507 1 507 0 Ss select 0xfffff80015e088c0 syslogd 436 1 436 0 Ss select 0xfffff80015ec2740 devd 435 1 435 65 Ss select 0xfffff80015eee440 dhclient 350 1 350 0 Ss select 0xfffff80015ec25c0 dhclient 347 1 347 0 Ss select 0xfffff8003c349a40 dhclient 23 0 0 0 DL vlruwt 0xfffff80015b12000 [vnlru] 22 0 0 0 DL syncer 0xffffffff8282c450 [syncer] 21 0 0 0 DL (threaded) [bufdaemon] 100081 D qsleep 0xffffffff8282b520 [bufdaemon] 100086 D - 0xffffffff8220aec0 [bufspacedaemon-0] 100098 D sdflush 0xfffff80004ddc4e8 [/ worker] 20 0 0 0 DL psleep 0xffffffff82853388 [vmdaemon] 19 0 0 0 DL (threaded) [pagedaemon] 100079 D psleep 0xffffffff828477f8 [dom0] 100087 D launds 0xffffffff82847804 [laundry: dom0] 100088 D umarcl 0xffffffff815c5b30 [uma] 18 0 0 0 DL - 0xffffffff82571458 [rand_harvestq] 17 0 0 0 DL waiting 0xffffffff830df8b8 [sctp_iterator] 16 0 0 0 DL pftm 0xffffffff82e52410 [pf purge] 15 0 0 0 DL - 0xffffffff82828bdc [soaiod4] 9 0 0 0 DL - 0xffffffff82828bdc [soaiod3] 8 0 0 0 DL - 0xffffffff82828bdc [soaiod2] 7 0 0 0 DL - 0xffffffff82828bdc [soaiod1] 6 0 0 0 DL (threaded) [cam] 100044 D - 0xffffffff82448b40 [doneq0] 100045 D - 0xffffffff82448ac0 [async] 100078 D - 0xffffffff82448990 [scanner] 14 0 0 0 DL seqstat 0xfffff80004d8a488 [sequencer 00] 5 0 0 0 DL crypto_ 0xfffff80004d53d80 [crypto returns 1] 4 0 0 0 DL crypto_ 0xfffff80004d53d30 [crypto returns 0] 3 0 0 0 DL crypto_ 0xffffffff82844ce0 [crypto] 13 0 0 0 DL (threaded) [geom] 100035 D - 0xffffffff8271c8e0 [g_event] 100036 D - 0xffffffff8271c8e8 [g_up] 100037 D - 0xffffffff8271c8f0 [g_down] 2 0 0 0 DL (threaded) [KTLS] 100028 D - 0xfffff80004c69100 [thr_0] 100029 D - 0xfffff80004c69180 [thr_1] 12 0 0 0 RL (threaded) [intr] 100011 I [swi5: fast taskq] 100014 I [swi6: task queue] 100016 I [swi6: Giant taskq] 100030 I [swi3: vm] 100031 I [swi4: clock (0)] 100032 I [swi4: clock (1)] 100033 I [swi1: netisr 0] 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 [irq10: virtio_pci2] 100061 I [irq1: atkbd0] 100062 I [irq12: psm0] 100063 I [swi0: uart uart++] 100071 I [swi1: pf send] 100084 Run CPU 0 [swi1: hpts] 100085 I [swi1: hpts] 11 0 0 0 RL (threaded) [idle] 100003 CanRun [idle: cpu0] 100004 CanRun [idle: cpu1] 1 0 1 0 SLs wait 0xfffff80004bda538 [init] 10 0 0 0 DL audit_w 0xffffffff828451f0 [audit] 0 0 0 0 DLs (threaded) [kernel] 100000 D swapin 0xffffffff8271ce70 [swapper] 100005 D - 0xfffff8000443b500 [if_io_tqg_0] 100006 D - 0xfffff8000443b100 [if_io_tqg_1] 100007 D - 0xfffff80004c78d00 [if_config_tqg_0] 100008 D - 0xfffff80004c78900 [softirq_0] 100009 D - 0xfffff80004c78500 [softirq_1] 100010 D - 0xfffff80004c78100 [aiod_kick taskq] 100012 D - 0xfffff80004c75900 [kqueue_ctx taskq] 100013 D - 0xfffff80004c75500 [pci_hp taskq] 100015 D - 0xfffff80004c6ed00 [inm_free taskq] 100017 D - 0xfffff80004c6e500 [linuxkpi_irq_wq] 100018 D - 0xfffff80004c6e100 [thread taskq] 100019 D - 0xfffff80004c69d00 [in6m_free taskq] 100020 D - 0xfffff80004c69900 [linuxkpi_short_wq_0] 100021 D - 0xfffff80004c69900 [linuxkpi_short_wq_1] 100022 D - 0xfffff80004c69900 [linuxkpi_short_wq_2] 100023 D - 0xfffff80004c69900 [linuxkpi_short_wq_3] 100024 D - 0xfffff80004c69500 [linuxkpi_long_wq_0] 100025 D - 0xfffff80004c69500 [linuxkpi_long_wq_1] 100026 D - 0xfffff80004c69500 [linuxkpi_long_wq_2] 100027 D - 0xfffff80004c69500 [linuxkpi_long_wq_3] 100034 D - 0xfffff80004cd3d00 [firmware taskq] 100038 D - 0xfffff80004cd3900 [crypto_0] 100039 D - 0xfffff80004cd3900 [crypto_1] 100055 D - 0xfffff800153ebd00 [vtnet0 rxq 0] 100056 D - 0xfffff800153eb900 [vtnet0 txq 0] 100057 D - 0xfffff800153eb500 [vtnet0 rxq 1] 100058 D - 0xfffff800153eb100 [vtnet0 txq 1] 100060 D vtbslp 0xfffff80015463700 [virtio_balloon] 100064 D - 0xfffff80015468900 [mca taskq] 100066 D - 0xffffffff81e21891 [deadlkres] 100074 D - 0xfffff80015ab5100 [acpi_task_0] 100075 D - 0xfffff80015ab5100 [acpi_task_1] 100076 D - 0xfffff80015ab5100 [acpi_task_2] 100077 D - 0xfffff80004cd3500 [CAM taskq] db> show all locks Process 11227 (syz-executor.2) thread 0xfffffe0095374020 (111241) exclusive sleep mutex umtxql (umtxql) r = 0 (0xffffffff8275b8a0) locked @ /syzkaller/managers/i386/kernel/sys/kern/kern_umtx.c:932 Process 12 (intr) thread 0xfffffe0055378740 (100084) exclusive rw tcpinp (tcpinp) r = 0 (0xfffff8004d987020) locked @ /syzkaller/managers/i386/kernel/sys/netinet/tcp_hpts.c:1536 db> show malloc Type InUse MemUse Requests sysctloid 34288 12858K 34355 pf_hash 5 11560K 5 devbuf 4216 6982K 4244 tcp_hpts 5 3219K 5 kobj 326 2608K 486 vtbuf 24 2064K 46 pcb 329 1932K 13371 filedesc 99 1602K 20485 newblk 11 1037K 11770 vfscache 3 1035K 3 subproc 232 988K 11352 pf_rule 222 798K 312 acpica 1674 649K 54806 inodedep 40 559K 10324 callout 2 528K 2 ufs_quota 1 520K 1 vfs_hash 1 520K 1 intr 4 480K 4 bus 986 377K 3469 BPF 46 337K 56 sctp_atcl 293 293K 5213 sctp_stro 146 292K 1715 linker 348 270K 409 kdtrace 310 243K 23385 DEVFS1 107 214K 124 umtx 440 193K 440 module 510 192K 510 vnet_data 1 176K 1 sctp_atky 439 165K 7062 tidhash 3 164K 3 pagedep 11 141K 10210 tfo_ccache 1 136K 1 sem 4 120K 4 sctp_athm 293 110K 5313 sctp_map 292 110K 3426 UMA 270 102K 270 audit_evclass 236 89K 294 mtx_pool 2 80K 2 temp 35 77K 4559 syncache 1 76K 1 vmem 3 72K 5 routetbl 132 71K 421 msg 4 68K 4 ifaddr 71 67K 73 acpitask 1 64K 1 ddb_capture 1 64K 1 DEVFS3 126 63K 136 ether_multi 157 59K 167 gtaskqueue 18 57K 18 DEVFS_RULE 56 54K 56 kenv 95 52K 95 eventhandler 133 50K 133 kqueue 110 49K 11262 ithread 99 43K 99 rman 84 42K 425 pwddesc 107 41K 11228 lltable 46 40K 217 KTRACE 100 38K 100 taskqueue 60 36K 60 proc 3 34K 3 ufs_mount 5 34K 6 bus-sc 33 34K 1684 devstat 4 33K 4 hostcache 1 32K 1 tty 16 32K 16 shm 1 32K 4 in6_multi 71 31K 71 DEVFSP 81 31K 1107 ksem 16 31K 3536 GEOM 60 29K 489 sctp_timw 55 28K 55 kbdmux 6 28K 6 cred 26 26K 269 ifnet 7 25K 7 plimit 24 24K 442 kcovinfo 64 24K 68 CAM queue 5 21K 1528 selfd 55 21K 152859 pfs_nodes 20 20K 20 proc-args 52 20K 686 UART 12 18K 12 session 35 18K 65 bmsafemap 2 17K 10321 rpc 2 16K 2 shmfd 1 16K 21 pfs_vncache 1 16K 1 dirrem 30 15K 10238 ufs_dirhash 24 14K 24 sglist 5 13K 5 MCA 32 12K 32 CAM DEV 3 12K 510 lockf 32 12K 64 inpcbpolicy 30 12K 9004 vt 11 11K 11 freefile 29 11K 10208 Unitno 29 11K 47 acpisem 28 11K 28 CAM XPT 22 11K 543 uidinfo 3 9K 12 pf_ifnet 10 9K 19 memdesc 1 8K 1 ipsec-saq 2 8K 2 evdev 4 8K 4 acpidev 20 8K 20 hhook 15 8K 17 select 19 8K 140 osd 18 7K 8276 mount 16 7K 90 fpukern_ctx 3 6K 3 terminal 11 6K 11 sctp_ifa 14 6K 15 ip6ndp 12 6K 15 ipsecpolicy 2 5K 2 encap_export_host 12 5K 12 clone 9 5K 9 local_apic 1 4K 1 io_apic 1 4K 1 sahead 1 4K 1 secasvar 1 4K 1 nhops 6 4K 8 pci_link 10 4K 10 msi 9 4K 9 DEVFS 9 4K 10 tun 7 4K 7 ipsec 3 3K 3 mkdir 8 3K 20382 in_multi 6 3K 8 ip6opt 6 3K 5641 nexusdev 7 3K 7 feeder 7 3K 7 procdesc 5 3K 18 freework 5 3K 10580 sctp_ifn 6 3K 15 mld 6 3K 6 igmp 6 3K 6 toponodes 6 3K 6 prison 6 3K 6 isadev 6 3K 6 softdep 1 2K 1 freeblks 4 2K 10231 vnodemarker 2 2K 46 NFSD session 1 2K 1 newdirblk 5 2K 10191 diradd 5 2K 10278 lkpikmalloc 5 2K 6 CAM periph 4 2K 271 soname 5 2K 22291 filecaps 5 2K 118 crypto 4 2K 4 tcp_fsb 4 2K 3575 pfil 4 2K 4 CAM path 4 2K 1034 pf_osfp 3 2K 3 xform 3 2K 1168 tcpfunc 3 2K 3 loginclass 3 2K 6 sctp_stri 1 1K 200 chacha20random 1 1K 1 vnodes 1 1K 1 ktls 1 1K 1 cdev 2 1K 2 aesni_data 2 1K 2 cpus 2 1K 2 atkbddev 2 1K 2 CAM dev queue 2 1K 2 entropy 2 1K 46 CAM SIM 2 1K 2 NFSD lckfile 1 1K 1 NFSD V4client 1 1K 1 pmchooks 1 1K 1 sctp_vrf 1 1K 1 apmdev 1 1K 1 CAM I/O Scheduler 1 1K 1 vnet_data_free 1 1K 1 vnet 1 1K 1 Per-cpu 1 1K 1 p1003.1b 1 1K 1 acpiintr 1 1K 1 pmc 1 1K 1 sctp_mcore 0 0K 0 sctp_socko 0 0K 1548 sctp_iter 0 0K 11 sctp_mvrf 0 0K 0 sctp_cpal 0 0K 0 sctp_cmsg 0 0K 0 sctp_stre 0 0K 0 sctp_athi 0 0K 0 sctp_a_it 0 0K 11 sctp_aadr 0 0K 0 tcp_do 0 0K 0 vegas data 0 0K 0 cubic data 0 0K 0 chd data 0 0K 0 htcp data 0 0K 23 mqdata 0 0K 0 cdg data 0 0K 0 pf_table 0 0K 0 pf_altq 0 0K 0 pf_temp 0 0K 0 dctcp data 0 0K 2 NFSCL lckown 0 0K 0 NFSCL client 0 0K 0 madt_table 0 0K 2 smartpqi 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 iavf 0 0K 0 ixl 0 0K 0 NFSD V4lock 0 0K 0 NFSD V4state 0 0K 0 NFSD srvcache 0 0K 0 msdosfs_fat 0 0K 0 msdosfs_mount 0 0K 0 msdosfs_node 0 0K 0 ice-resmgr 0 0K 0 ice-osdep 0 0K 0 ice 0 0K 0 axgbe 0 0K 0 DEVFS4 0 0K 0 DEVFS2 0 0K 0 gntdev 0 0K 0 privcmd_dev 0 0K 0 evtchn_dev 0 0K 0 xen_intr 0 0K 0 xenstore 0 0K 0 ciss_data 0 0K 0 xen_hvm 0 0K 0 legacydrv 0 0K 0 qpidrv 0 0K 0 BACKLIGHT 0 0K 0 xnb 0 0K 0 dmar_idpgtbl 0 0K 0 dmar_dom 0 0K 0 dmar_ctx 0 0K 0 xbbd 0 0K 0 xbd 0 0K 0 Balloon 0 0K 0 isci 0 0K 0 iommu_dmamap 0 0K 0 sysmouse 0 0K 0 hyperv_socket 0 0K 0 bxe_ilt 0 0K 0 xenbus 0 0K 0 vtfont 0 0K 0 vm_fictitious 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 ata_da 0 0K 0 scsi_ch 0 0K 0 UMAHash 0 0K 0 scsi_cd 0 0K 0 AHCI driver 0 0K 0 vm_pgdata 0 0K 0 jblocks 0 0K 0 savedino 0 0K 8031 sentinel 0 0K 0 jfsync 0 0K 0 jtrunc 0 0K 0 sbdep 0 0K 21 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 6 allocindir 0 0K 0 indirdep 0 0K 619 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 USBdev 0 0K 0 USB 0 0K 0 agp 0 0K 0 nvme_da 0 0K 0 acpipwr 0 0K 0 acpi_perf 0 0K 0 ktls_ocf 0 0K 0 twsbuf 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 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 twe_commands 0 0K 0 LRO 0 0K 0 newreno data 0 0K 4 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 twa_commands 0 0K 0 statfs 0 0K 10402 namei_tracker 0 0K 2 export_host 0 0K 0 cl_savebuf 0 0K 4 tcp_log_dev 0 0K 2130 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 4433 PUC 0 0K 0 ppbusdev 0 0K 0 agtiapi_MemAlloc malloc 0 0K 0 osti_cacheable 0 0K 0 tempbuff 0 0K 0 biobuf 0 0K 0 aios 0 0K 0 lio 0 0K 6 acl 0 0K 0 tempbuff 0 0K 0 mbuf_tag 0 0K 264 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 19241 ioctlops 0 0K 933 eventfd 0 0K 21 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 862 sysctl 0 0K 3 ekcd 0 0K 0 dumper 0 0K 0 sendfile 0 0K 0 rctl 0 0K 0 ix_sriov 0 0K 0 aacraidcam 0 0K 0 aacraid_buf 0 0K 0 ix 0 0K 0 ipsbuf 0 0K 0 cache 0 0K 0 iirbuf 0 0K 0 prison_racct 0 0K 0 Fail Points 0 0K 0 sigio 0 0K 1 filedesc_to_leader 0 0K 0 pwd 0 0K 0 tty console 0 0K 0 aaccam 0 0K 0 aacbuf 0 0K 0 zstd 0 0K 0 XZ_DEC 0 0K 0 nvlist 0 0K 0 SCSI ENC 0 0K 0 SCSI sa 0 0K 0 scsi_pass 0 0K 0 isofs_node 0 0K 0 isofs_mount 0 0K 0 tr_raid5_data 0 0K 0 tr_raid1e_data 0 0K 0 tr_raid1_data 0 0K 0 tr_raid0_data 0 0K 0 tr_concat_data 0 0K 0 md_sii_data 0 0K 0 md_promise_data 0 0K 0 md_nvidia_data 0 0K 0 md_jmicron_data 0 0K 0 md_intel_data 0 0K 0 md_ddf_data 0 0K 0 raid_data 0 0K 72 geom_flashmap 0 0K 0 tmpfs dir 0 0K 0 tmpfs name 0 0K 0 tmpfs mount 0 0K 0 NFS FHA 0 0K 0 newnfsmnt 0 0K 0 newnfsclient_req 0 0K 0 NFSCL layrecall 0 0K 0 NFSCL session 0 0K 0 NFSCL sockreq 0 0K 0 NFSCL devinfo 0 0K 0 NFSCL flayout 0 0K 0 NFSCL layout 0 0K 0 NFSD rollback 0 0K 0 NFSCL diroff 0 0K 0 NEWdirectio 0 0K 0 NEWNFSnode 0 0K 0 NFSCL lck 0 0K 0 db> show uma Zone Size Used Free Requests Sleeps Bucket Total Mem XFree mbuf_jumbo_page 4096 8324 981 845419 0 254 38113280 0 malloc-384 384 35792 18 42512 0 30 13751040 0 malloc-1024 1024 4174 6 4187 0 16 4280320 0 malloc-8192 8192 328 3 1099 0 1 2711552 0 malloc-1024 1024 121 2439 11083 0 16 2621440 0 pbuf 2624 0 973 0 0 2 2553152 0 mbuf 256 9152 523 1556861 0 254 2476800 0 tcp_log 416 11 5272 160599 0 254 2197728 0 BUF TRIE 144 191 13277 2574 0 62 1939392 0 malloc-32768 32768 52 4 10243 0 1 1835008 0 RADIX NODE 144 11468 149 280199 0 62 1672848 0 ertt_txseginfo 40 35324 4571 95798 0 254 1595800 0 UMA Slabs 0 112 13725 24 13725 0 126 1539888 0 malloc-512 512 168 2440 10827 0 30 1335296 0 malloc-8192 8192 148 10 3406 0 1 1294336 0 mbuf_cluster 2048 585 1 585 0 254 1200128 0 malloc-384 384 615 2375 66035 0 30 1148160 0 malloc-8192 8192 110 3 11230 0 1 925696 0 malloc-1024 1024 133 771 9647 0 16 925696 0 malloc-4096 4096 204 0 291 0 2 835584 0 malloc-384 384 1864 56 187637 0 30 737280 0 malloc-384 384 1725 35 53809 0 30 675840 0 FFS inode 1160 544 23 10753 0 8 657720 0 malloc-65536 65536 3 7 583 0 1 655360 0 VM OBJECT 264 1837 53 160734 0 30 498960 0 THREAD 1808 201 19 12156 0 8 397760 0 malloc-16384 16384 24 0 27 0 1 393216 0 malloc-1024 1024 357 27 15679 0 16 393216 0 MAP ENTRY 96 3859 215 603596 0 126 391104 0 lkpimm 160 1 2324 1 0 62 372000 0 lkpicurr 160 2 2323 2 0 62 372000 0 sctp_asoc 2288 146 14 1713 0 254 366080 0 malloc-512 512 33 639 12001 0 30 344064 0 tcp_bbr_map 128 362 2273 21847 0 126 337280 0 malloc-1024 1024 299 17 6020 0 16 323584 0 malloc-2048 2048 148 8 2955 0 8 319488 0 256 Bucket 2048 130 14 16361 0 8 294912 0 VNODE 448 583 74 10794 0 30 294336 0 tcp_inpcb 488 23 577 8264 0 254 292800 0 malloc-384 384 634 56 9695 0 30 264960 0 malloc-65536 65536 4 0 4 0 1 262144 0 malloc-2048 2048 125 3 142 0 8 262144 0 VMSPACE 2544 81 9 11207 0 4 228960 0 DEVCTL 1024 0 220 154 0 0 225280 0 malloc-4096 4096 7 46 5394 0 3 217088 0 malloc-16384 16384 11 2 247 0 1 212992 0 malloc-8192 8192 23 2 41 0 1 204800 0 sctp_ep 1280 146 13 3400 0 254 203520 0 malloc-384 384 438 52 48884 0 30 188160 0 UMA Zones 768 242 2 242 0 16 187392 0 vmem btag 56 2985 27 2985 0 254 168672 0 socket 944 62 114 13874 0 254 166144 0 PROC 1336 107 16 11227 0 8 164328 0 malloc-384 384 360 50 13926 0 30 157440 0 mbuf_packet 256 58 527 13101 0 254 149760 0 FFS2 dinode 256 544 11 10752 0 62 142080 0 S VFS Cache 104 1028 337 11457 0 126 141960 0 malloc-1024 1024 136 0 141 0 16 139264 0 malloc-512 512 201 71 26537 0 30 139264 0 malloc-512 512 240 32 10461 0 30 139264 0 filedesc0 1072 108 18 11228 0 8 135072 0 malloc-65536 65536 2 0 2 0 1 131072 0 malloc-65536 65536 0 2 176 0 1 131072 0 sctp_raddr 736 152 24 2165 0 254 129536 0 ksiginfo 112 108 936 1376 0 126 116928 0 malloc-16384 16384 2 5 35 0 1 114688 0 malloc-512 512 130 70 13463 0 30 102400 0 malloc-32768 32768 1 2 121 0 1 98304 0 tcpcb 1080 14 77 8264 0 254 98280 0 32 Bucket 256 258 117 13438 0 62 96000 0 UMA Kegs 384 227 6 227 0 30 89472 0 128 Bucket 1024 51 32 1201 0 16 84992 0 clpbuf 2624 0 32 20 0 16 83968 0 g_bio 408 0 190 15197 0 30 77520 0 malloc-65536 65536 0 1 1 0 1 65536 0 malloc-32768 32768 1 1 16 0 1 65536 0 malloc-16384 16384 4 0 4 0 1 65536 0 malloc-16384 16384 2 2 6 0 1 65536 0 malloc-2048 2048 10 20 526 0 8 61440 0 malloc-384 384 100 50 16045 0 30 57600 0 malloc-4096 4096 12 2 442 0 2 57344 0 16 Bucket 144 260 132 3514 0 62 56448 0 pcpu-8 8 6281 375 6935 0 254 53248 0 malloc-16384 16384 3 0 3 0 1 49152 0 malloc-16384 16384 3 0 3 0 1 49152 0 malloc-8192 8192 2 4 10706 0 1 49152 0 64 Bucket 512 49 47 9009 0 30 49152 0 DIRHASH 1024 34 6 34 0 16 40960 0 malloc-8192 8192 3 2 8 0 1 40960 0 malloc-2048 2048 16 4 25 0 8 40960 0 malloc-512 512 69 11 340 0 30 40960 0 malloc-512 512 23 57 1444 0 30 40960 0 pipe 744 26 24 609 0 16 37200 0 NAMEI 1024 0 36 58734 0 16 36864 0 malloc-2048 2048 2 16 157 0 8 36864 0 Files 80 271 179 39074 0 126 36000 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-512 512 34 30 285 0 30 32768 0 pcpu-64 64 487 25 487 0 254 32768 0 TURNSTILE 136 221 10 221 0 62 31416 0 tcp_bbr_pcb 832 1 35 2895 0 16 29952 0 tcp_rack_pcb 832 4 32 3575 0 16 29952 0 malloc-4096 4096 6 1 10 0 2 28672 0 malloc-4096 4096 5 2 750 0 2 28672 0 PWD 32 49 833 10285 0 254 28224 0 4 Bucket 48 20 568 963 0 254 28224 0 KNOTE 160 28 147 209450 0 62 28000 0 malloc-8192 8192 0 3 13 0 1 24576 0 malloc-8192 8192 1 2 68 0 1 24576 0 malloc-4096 4096 1 5 10 0 2 24576 0 ttyinq 160 135 15 300 0 62 24000 0 8 Bucket 80 44 256 2523 0 126 24000 0 sctp_chunk 152 136 20 591 0 254 23712 0 ttyoutq 256 72 18 160 0 62 23040 0 SLEEPQUEUE 88 221 35 221 0 126 22528 0 malloc-4096 4096 2 3 422 0 2 20480 0 Mountpoints 2752 2 5 2 0 4 19264 0 malloc-16384 16384 1 0 1 0 1 16384 0 vtnet_tx_hdr 24 0 668 466007 0 254 16032 0 unpcb 256 28 32 1427 0 254 15360 0 malloc-2048 2048 3 3 163 0 8 12288 0 malloc-2048 2048 2 4 6 0 8 12288 0 tcp_rack_map 112 9 99 6183 0 126 12096 0 2 Bucket 32 81 297 2852 0 254 12096 0 ripcb 488 7 17 150 0 254 11712 0 udplite_inpcb 488 1 23 196 0 254 11712 0 udp_inpcb 488 6 18 394 0 254 11712 0 kenv 258 15 30 1042 0 30 11610 0 routing nhops 256 27 18 35 0 62 11520 0 malloc-2048 2048 4 0 4 0 8 8192 0 malloc-1024 1024 1 7 11 0 16 8192 0 pf tags 104 7 71 7 0 126 8112 0 rtentry 176 31 15 35 0 62 8096 0 tcp_log_bucket 176 0 46 2 0 62 8096 0 tcptw 88 0 92 4 0 254 8096 0 PGRP 88 35 57 65 0 126 8096 0 rl_entry 40 71 131 78 0 254 8080 0 sctp_stream_msg_out 112 14 58 96 0 254 8064 0 sctp_laddr 48 0 168 94 0 254 8064 0 udpcb 32 7 245 590 0 254 8064 0 ipq 56 0 144 4 0 254 8064 0 ertt 72 14 98 8264 0 126 8064 0 tcp_log_node 120 0 66 4 0 126 7920 0 sctp_readq 152 0 52 43 0 254 7904 0 AIO 208 0 38 23 0 62 7904 0 AIOCB 552 0 14 48 0 16 7728 0 AIOLIO 272 0 28 3 0 30 7616 0 FPU_save_area 832 1 8 1 0 16 7488 0 cpuset 104 7 55 7 0 126 6448 0 epoch_record pcpu 256 4 12 4 0 62 4096 0 malloc-4096 4096 1 0 1 0 2 4096 0 pcpu-16 16 7 249 7 0 254 4096 0 hostcache 64 1 62 1 0 254 4032 0 syncache 168 0 24 4 0 254 4032 0 AIOP 32 4 122 4 0 254 4032 0 UMA Slabs 1 176 12 10 12 0 62 3872 0 mqnode 416 3 6 3 0 30 3744 0 KMAP ENTRY 96 12 27 12 0 0 3744 0 vmem 1856 1 1 1 0 8 3712 0 SMR CPU 32 3 60 3 0 254 2016 0 SMR SHARED 24 3 60 3 0 254 1512 0 FFS1 dinode 128 0 0 0 0 126 0 0 da_ccb 544 0 0 0 0 16 0 0 ada_ccb 272 0 0 0 0 30 0 0 swblk 136 0 0 0 0 62 0 0 swpctrie 144 0 0 0 0 62 0 0 sctp_asconf_ack 48 0 0 0 0 254 0 0 sctp_asconf 40 0 0 0 0 254 0 0 cdg_qdiffsample 16 0 0 0 0 254 0 0 pf state scrubs 40 0 0 0 0 254 0 0 pf frag entries 40 0 0 0 0 254 0 0 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 304 0 0 0 0 254 0 0 pf mtags 48 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 IPsec SA lft_c 16 0 0 0 0 254 0 0 itimer 352 0 0 0 0 30 0 0 NCLNODE 584 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 128 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-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-1024 1024 0 0 0 0 16 0 0 malloc-256 256 0 0 0 0 62 0 0 malloc-256 256 0 0 0 0 62 0 0 malloc-256 256 0 0 0 0 62 0 0 malloc-256 256 0 0 0 0 62 0 0 malloc-256 256 0 0 0 0 62 0 0 malloc-256 256 0 0 0 0 62 0 0 malloc-256 256 0 0 0 0 62 0 0 malloc-256 256 0 0 0 0 62 0 0 malloc-128 128 0 0 0 0 126 0 0 malloc-128 128 0 0 0 0 126 0 0 malloc-128 128 0 0 0 0 126 0 0 malloc-128 128 0 0 0 0 126 0 0 malloc-128 128 0 0 0 0 126 0 0 malloc-128 128 0 0 0 0 126 0 0 malloc-128 128 0 0 0 0 126 0 0 malloc-128 128 0 0 0 0 126 0 0 malloc-64 64 0 0 0 0 254 0 0 malloc-64 64 0 0 0 0 254 0 0 malloc-64 64 0 0 0 0 254 0 0 malloc-64 64 0 0 0 0 254 0 0 malloc-64 64 0 0 0 0 254 0 0 malloc-64 64 0 0 0 0 254 0 0 malloc-64 64 0 0 0 0 254 0 0 malloc-64 64 0 0 0 0 254 0 0 malloc-32 32 0 0 0 0 254 0 0 malloc-32 32 0 0 0 0 254 0 0 malloc-32 32 0 0 0 0 254 0 0 malloc-32 32 0 0 0 0 254 0 0 malloc-32 32 0 0 0 0 254 0 0 malloc-32 32 0 0 0 0 254 0 0 malloc-32 32 0 0 0 0 254 0 0 malloc-32 32 0 0 0 0 254 0 0 malloc-16 16 0 0 0 0 254 0 0 malloc-16 16 0 0 0 0 254 0 0 malloc-16 16 0 0 0 0 254 0 0 malloc-16 16 0 0 0 0 254 0 0 malloc-16 16 0 0 0 0 254 0 0 malloc-16 16 0 0 0 0 254 0 0 malloc-16 16 0 0 0 0 254 0 0 malloc-16 16 0 0 0 0 254 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