Fatal trap 12: page fault while in kernel mode cpuid = 0; apic id = 00 SYZFAIL: failed to recv rpc fd=3 want=4 recv=0 n=0 (errno 9: Bad file descriptor) fault virtual address = 0x0 fault code = supervisor read data, page not present instruction pointer = 0x20:0xffffffff81a3b8c3 FreeBSD/amd64stack pointer = 0x28:0xfffffe0056c8a1c0 frame pointer = 0x28:0xfffffe0056c8a6f0 code segment = base 0x0, limit 0 (ci-freebsd-maixfffff, type 0x1b = DPL 0, pres 1, long 1, def32 0, gran 1 n-0.us-central1-processor eflags = interrupt enabled, resume, IOPL = 0 current process = 2 (clock (0)) rdi: 0000000000000000 rsi: 0000000000000000 rdx: 000000000b065060 b.c.syzkaller.inrcx: fffffe00033eee30 r8: 0000000000000000 r9: 00000000060080fe ternal) (ttyu0)rax: fffffe00033eee30 rbx: fffffe006c8820e0 rbp: fffffe0056c8a6f0 r10: aa03000000000000 r11: 000000000000001f r12: fffffe0056c8a4c0 login: r13: fffffe0056c8a500 r14: 0000000000000000 r15: fffffe00829b6330 trap number = 12 panic: page fault cpuid = 0 time = 1729653592 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0xc6/frame 0xfffffe0056c898f0 kdb_backtrace() at kdb_backtrace+0xd0/frame 0xfffffe0056c89a50 vpanic() at vpanic+0x280/frame 0xfffffe0056c89c10 panic() at panic+0xb5/frame 0xfffffe0056c89cd0 trap_fatal() at trap_fatal+0x7f2/frame 0xfffffe0056c89df0 trap_pfault() at trap_pfault+0x179/frame 0xfffffe0056c89f10 trap() at trap+0x648/frame 0xfffffe0056c8a0f0 calltrap() at calltrap+0x8/frame 0xfffffe0056c8a0f0 --- trap 0xc, rip = 0xffffffff81a3b8c3, rsp = 0xfffffe0056c8a1c0, rbp = 0xfffffe0056c8a6f0 --- ip6_output() at ip6_output+0x30d3/frame 0xfffffe0056c8a6f0 sctp_lowlevel_chunk_output() at sctp_lowlevel_chunk_output+0x216c/frame 0xfffffe0056c8a9a0 sctp_send_initiate() at sctp_send_initiate+0x1591/frame 0xfffffe0056c8ab20 sctp_t1init_timer() at sctp_t1init_timer+0x66/frame 0xfffffe0056c8ab70 sctp_timeout_handler() at sctp_timeout_handler+0xb3b/frame 0xfffffe0056c8acb0 softclock_call_cc() at softclock_call_cc+0x395/frame 0xfffffe0056c8ae80 softclock_thread() at softclock_thread+0x200/frame 0xfffffe0056c8aef0 fork_exit() at fork_exit+0xcc/frame 0xfffffe0056c8af30 fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe0056c8af30 --- trap 0, rip = 0, rsp = 0, rbp = 0 --- KDB: enter: panic [ thread pid 2 tid 100030 ] Stopped at kdb_enter+0x6e: movq $0,0x23de317(%rip) 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 0xfffffe00033eee30 rdx 0 rbx 0xffffffff8272dbc0 .str.27 rsp 0xfffffe0056c89a30 rbp 0xfffffe0056c89a50 rsi 0 rdi 0xffffffff815da339 printf+0x149 r8 0 r9 0xffffffff r10 0 r11 0x17 r12 0xfffffe0007a19000 r13 0xfffffffffffffffe r14 0xffffffff8272dbc0 .str.27 r15 0 rip 0xffffffff815c3cfe kdb_enter+0x6e rflags 0x46 kdb_enter+0x6e: movq $0,0x23de317(%rip) db> show proc Process 2 (clock) at 0xfffffe0007a06020: state: NORMAL uid: 0 gids: 0 parent: pid 0 at 0xffffffff8392c760 ABI: null flag: 0x10000284 flag2: 0 reaper: 0xffffffff8392c760 reapsubtree: 2 sigparent: 20 vmspace: 0xffffffff8392d700 (map 0xffffffff8392d700) (map.pmap 0xffffffff8392d7c0) (pmap 0xffffffff8392d830) threads: 2 100030 Run CPU 0 [clock (0)] 100031 I [clock (1)] db> ps pid ppid pgrp uid state wmesg wchan cmd 2662 2661 766 0 SV uwait 0xfffffe00753bb500 syz-executor 2661 766 766 0 T (threaded) syz-executor 102276 s syz-executor 102310 D ppwait 0xfffffe005b777fc0 syz-executor 2659 764 764 0 R (threaded) syz-executor 102164 RunQ syz-executor 102307 S connec 0xfffffe0059a740da syz-executor 102308 S uwait 0xfffffe00753bc480 syz-executor 2657 2653 765 0 S uwait 0xfffffe0059875e80 syz-executor 2653 765 765 0 R (threaded) syz-executor 102115 RunQ syz-executor 102299 RunQ syz-executor 102304 S uwait 0xfffffe00753bb400 syz-executor 2644 2229 2229 0 R (threaded) syz-executor 102265 RunQ syz-executor 102288 S kqread 0xfffffe00750c9b00 syz-executor 102291 S uwait 0xfffffe00753bbd00 syz-executor 2637 1 766 0 SV lockf 0xfffffe005987ef00 syz-executor 2629 1 766 0 S uwait 0xfffffe0058479400 syz-executor 2604 1 765 0 S uwait 0xfffffe0058478780 syz-executor 2536 1 766 0 S uwait 0xfffffe0058479700 syz-executor 2519 1 766 0 S umtxn 0xfffffe005847ad80 syz-executor 2518 1 766 0 S uwait 0xfffffe00586cd380 syz-executor 2475 1 765 0 S uwait 0xfffffe0058479b00 syz-executor 2433 2422 2433 0 Ss select 0xfffffe00753bb1c0 dhclient 2426 1 2426 0 Ss select 0xfffffe00586cd0c0 dhclient 2422 2408 424 65 S select 0xfffffe00753bbb40 dhclient 2408 424 424 0 S wait 0xfffffe005b74d560 sh 2386 1 2386 65 Ss select 0xfffffe00753bccc0 dhclient 2355 1 2229 0 S uwait 0xfffffe00586cdc80 syz-executor 2343 0 0 0 DL mdwait 0xfffffe007565a000 [md4] 2328 0 0 0 DL mdwait 0xfffffe00756bf000 [md3] 2301 1 2229 0 S uwait 0xfffffe00753bcd00 syz-executor 2288 1 764 0 S uwait 0xfffffe0058478380 syz-executor 2229 1 2229 0 R syz-executor 2190 1 764 0 S uwait 0xfffffe00753bc980 syz-executor 2138 0 0 0 DL mdwait 0xfffffe007565b000 [md2] 2126 1 764 0 S umtxn 0xfffffe0058478d80 syz-executor 2122 1 764 0 S uwait 0xfffffe0059876680 syz-executor 2108 1 764 0 S uwait 0xfffffe0058478c80 syz-executor 1986 1 1985 0 S uwait 0xfffffe00753bd680 syz-executor 1944 1 764 0 S uwait 0xfffffe0059873700 syz-executor 1943 1 764 0 S uwait 0xfffffe0057f90b00 syz-executor 1942 1 764 0 S uwait 0xfffffe00753bc080 syz-executor 1938 1 766 0 SV connec 0xfffffe0059a73cda syz-executor 1905 0 0 0 DL - 0xffffffff83a93200 [soaiod4] 1904 0 0 0 DL - 0xffffffff83a93200 [soaiod3] 1903 0 0 0 DL - 0xffffffff83a93200 [soaiod2] 1902 0 0 0 DL - 0xffffffff83a93200 [soaiod1] 1837 1 764 0 S uwait 0xfffffe00586ce600 syz-executor 1829 1 766 0 S uwait 0xfffffe00753bd580 syz-executor 1765 1 766 0 S uwait 0xfffffe00753bd380 syz-executor 1734 1 765 0 S uwait 0xfffffe00586cdb00 syz-executor 1733 1 765 0 S uwait 0xfffffe0057f90a00 syz-executor 1727 1 766 0 S uwait 0xfffffe0058478580 syz-executor 1726 1 766 0 S uwait 0xfffffe0059874100 syz-executor 1690 1 765 0 SV uwait 0xfffffe0057f90d00 syz-executor 1550 1 1549 0 SV uwait 0xfffffe0059874000 syz-executor 1458 1 764 0 S uwait 0xfffffe00586ce980 syz-executor 1440 1 764 0 S uwait 0xfffffe0058478280 syz-executor 1435 0 0 0 DL mdwait 0xfffffe006df9b000 [md1] 1430 0 0 0 DL (threaded) [so_splice] 100472 D - 0xfffffe005847a680 [thr_0] 100834 D - 0xfffffe005847a6c0 [thr_1] 1426 0 0 0 DL mdwait 0xfffffe006df9c000 [md0] 1353 1 764 0 S uwait 0xfffffe00586cda80 syz-executor 1311 1 766 0 S uwait 0xfffffe00586cd280 syz-executor 1296 1 766 0 S uwait 0xfffffe0059873800 syz-executor 1283 1 766 0 S uwait 0xfffffe00586cee80 syz-executor 1259 1 764 0 S uwait 0xfffffe00586cde80 syz-executor 1254 1 765 0 S uwait 0xfffffe0059873600 syz-executor 1241 1 766 0 S uwait 0xfffffe0058478b80 syz-executor 1238 1 766 0 S uwait 0xfffffe0059873500 syz-executor 1226 1 764 0 S uwait 0xfffffe00586cdc00 syz-executor 1224 1 765 0 S uwait 0xfffffe00586ced80 syz-executor 1210 1 764 0 S uwait 0xfffffe00586ce000 syz-executor 1192 1 766 0 S uwait 0xfffffe00586cf100 syz-executor 1180 1 764 0 S uwait 0xfffffe0058479100 syz-executor 1124 1 764 0 S uwait 0xfffffe0058478180 syz-executor 1067 1 764 0 S uwait 0xfffffe00586cf000 syz-executor 1027 1 765 0 S uwait 0xfffffe0059873a80 syz-executor 1003 1 766 0 S uwait 0xfffffe00586cf400 syz-executor 986 1 764 0 S uwait 0xfffffe00586ce100 syz-executor 973 0 0 0 DL aiordy 0xfffffe005b6c5040 [aiod4] 972 0 0 0 DL aiordy 0xfffffe005b6c4ae0 [aiod3] 971 0 0 0 DL aiordy 0xfffffe005b6c65c0 [aiod2] 970 0 0 0 DL aiordy 0xfffffe005b6ea020 [aiod1] 967 0 0 0 DL (threaded) [KTLS] 100087 D - 0xfffffe0058464d00 [thr_0] 100295 D - 0xfffffe0058464d80 [thr_1] 100296 D - 0xffffffff83a94a48 [reclaim_0] 908 1 764 0 S uwait 0xfffffe00586cd480 syz-executor 875 1 765 0 S uwait 0xfffffe00586ce200 syz-executor 824 1 824 0 Ss select 0xfffffe00586ce540 dhclient 816 1 765 0 S uwait 0xfffffe0059873c80 syz-executor 813 1 813 0 Ss select 0xfffffe00598739c0 dhclient 766 1 766 0 R syz-executor 765 1 765 0 R syz-executor 764 1 764 0 R syz-executor 759 682 759 0 REs sshd 748 1 748 0 Ss+ ttyin 0xfffffe00540758b0 getty 747 1 747 0 Ss+ ttyin 0xfffffe0058932cb0 getty 746 1 746 0 Ss+ ttyin 0xfffffe00589330b0 getty 745 1 745 0 Ss+ ttyin 0xfffffe00589334b0 getty 744 1 744 0 Ss+ ttyin 0xfffffe00589338b0 getty 743 1 743 0 Ss+ ttyin 0xfffffe0058933cb0 getty 742 1 742 0 Ss+ ttyin 0xfffffe00589340b0 getty 741 1 741 0 Ss+ ttyin 0xfffffe00589344b0 getty 740 1 740 0 Ss+ ttyin 0xfffffe00589348b0 getty 686 1 686 0 Ss nanslp 0xffffffff83983400 cron 682 1 682 0 Ss select 0xfffffe005847bd40 sshd 495 1 495 0 Rs syslogd 424 1 424 0 Ss wait 0xfffffe0007be2ae0 devd 423 1 423 65 Ss select 0xfffffe005847b940 dhclient 338 1 338 0 Ss piperd 0xfffffe00599d9000 dhclient 335 1 335 0 Ss select 0xfffffe00598752c0 dhclient 17 0 0 0 DL syncer 0xffffffff83aa0be0 [syncer] 16 0 0 0 DL vlruwt 0xfffffe0007a27060 [vnlru] 15 0 0 0 DL (threaded) [bufdaemon] 100079 D psleep 0xffffffff83a9f1c0 [bufdaemon] 100082 D - 0xffffffff82e02140 [bufspacedaemon-0] 100093 D sdflush 0xfffffe005982f8e8 [/ worker] 9 0 0 0 DL psleep 0xffffffff83aea8a0 [vmdaemon] 8 0 0 0 RL (threaded) [pagedaemon] 100077 RunQ [dom0] 100080 D launds 0xffffffff83ad0844 [laundry: dom0] 100081 D umarcl 0xffffffff81d7a880 [uma] 7 0 0 0 DL - 0xffffffff83700bb0 [rand_harvestq] 6 0 0 0 DL pftm 0xffffffff8431e9a0 [pf purge] 5 0 0 0 DL waiting 0xffffffff848379e0 [sctp_iterator] 4 0 0 0 DL (threaded) [cam] 100045 D - 0xffffffff836cb340 [doneq0] 100046 D - 0xffffffff836cb2c0 [async] 100075 D - 0xffffffff836cb140 [scanner] 3 0 0 0 DL (threaded) [crypto] 100042 D crypto_ 0xffffffff83acc020 [crypto] 100043 D crypto_ 0xfffffe0054082d30 [crypto returns 0] 100044 D crypto_ 0xfffffe0054082d80 [crypto returns 1] 14 0 0 0 DL seqstat 0xfffffe00543e0088 [sequencer 00] 13 0 0 0 DL (threaded) [geom] 100036 D - 0xffffffff8392bd80 [g_event] 100037 D - 0xffffffff8392bda0 [g_up] 100038 D - 0xffffffff8392bdc0 [g_down] 2 0 0 0 RL (threaded) [clock] 100030 Run CPU 0 [clock (0)] 100031 I [clock (1)] 12 0 0 0 RL (threaded) [intr] 100012 I [swi6: task queue] 100013 I [swi6: Giant taskq] 100015 I [swi5: fast taskq] 100032 I [swi1: netisr 0] 100033 Run CPU 1 [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 0xfffffe0007a07040 [init] 10 0 0 0 DL audit_w 0xffffffff83acca80 [audit] 0 0 0 0 DLs (threaded) [kernel] 100000 D parked 0xffffffff84c19ff0 [swapper] 100005 D - 0xfffffe000796d200 [softirq_0] 100006 D - 0xfffffe000796d100 [softirq_1] 100007 D - 0xfffffe000796d000 [if_io_tqg_0] 100008 D - 0xfffffe000796ce00 [if_io_tqg_1] 100009 D - 0xfffffe000796cd00 [if_config_tqg_0] 100010 D - 0xfffffe000796cc00 [pci_hp taskq] 100011 D - 0xfffffe000796cb00 [kqueue_ctx taskq] 100014 D - 0xfffffe000796c800 [thread taskq] 100016 D - 0xfffffe000796c600 [aiod_kick taskq] 100017 D - 0xfffffe000796c500 [deferred_unmount ta] 100018 D - 0xfffffe000796c400 [inm_free taskq] 100019 D - 0xfffffe000796c300 [in6m_free taskq] 100020 D - 0xfffffe000796c200 [linuxkpi_irq_wq] 100021 D - 0xfffffe000796c100 [linuxkpi_short_wq_0] 100022 D - 0xfffffe000796c100 [linuxkpi_short_wq_1] 100023 D - 0xfffffe000796c100 [linuxkpi_short_wq_2] 100024 D - 0xfffffe000796c100 [linuxkpi_short_wq_3] 100025 D - 0xfffffe000796c000 [linuxkpi_long_wq_0] 100026 D - 0xfffffe000796c000 [linuxkpi_long_wq_1] 100027 D - 0xfffffe000796c000 [linuxkpi_long_wq_2] 100028 D - 0xfffffe000796c000 [linuxkpi_long_wq_3] 100035 D - 0xfffffe000796be00 [firmware taskq] 100040 D - 0xfffffe000796bd00 [crypto_0] 100041 D - 0xfffffe000796bd00 [crypto_1] 100056 D - 0xfffffe000796bb00 [vtnet0 rxq 0] 100057 D - 0xfffffe000796ba00 [vtnet0 txq 0] 100058 D - 0xfffffe000796b900 [vtnet0 rxq 1] 100059 D - 0xfffffe000796b800 [vtnet0 txq 1] 100061 D vtbslp 0xfffffe0057f8d380 [virtio_balloon] 100065 D - 0xffffffff82732e01 [deadlkres] 100069 D - 0xfffffe00595d9000 [acpi_task_0] 100070 D - 0xfffffe00595d9000 [acpi_task_1] 100071 D - 0xfffffe00595d9000 [acpi_task_2] 100073 D - 0xfffffe000796d900 [mca taskq] 100074 D - 0xfffffe000796bc00 [CAM taskq] 100076 D - 0xfffffe000796b700 [ipsec_offload] db> show all locks Process 495 (syslogd) thread 0xfffffe005b6bc000 (100105) exclusive sx so_rcv_sx (so_rcv_sx) r = 0 (0xfffffe0059cc0dc0) locked @ /syzkaller/managers/main/kernel/sys/kern/uipc_socket.c:4815 Process 2 (clock) thread 0xfffffe0007a19000 (100030) shared rw sctpinp (sctpinp) r = 0 (0xfffffe0074f42920) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_output.c:4552 exclusive sleep mutex sctp-tcb (tcb) r = 0 (0xfffffe0074fdea50) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctputil.c:1776 Process 12 (intr) thread 0xfffffe0007a1f740 (100033) exclusive sleep mutex tcp_hpts_lck (hpts) r = 0 (0xfffffe005422c000) locked @ /syzkaller/managers/main/kernel/sys/netinet/tcp_hpts.c:1402 db> show malloc Type InUse MemUse Requests pf_hash 6 12804K 6 linker 399 5525K 518 tcp_hpts 7 4801K 7 sctp_stro 82 4696K 342 devbuf 4188 4324K 4221 sysctloid 35782 2109K 35857 vtbuf 24 1968K 46 kobj 329 1316K 538 newblk 39 1034K 5955 vfscache 3 1025K 3 filedesc 123 982K 3658 pcb 194 858K 1438 inodedep 40 527K 2405 subproc 262 526K 2804 ufs_quota 1 512K 1 vfs_hash 1 512K 1 callout 2 512K 2 intr 4 472K 4 vmem 5 272K 8 vnet_data 2 224K 2 acpitask 1 224K 1 KTRACE 101 201K 475726 acpica 1674 184K 57762 tidhash 3 141K 3 pagedep 12 131K 1873 tfo_ccache 1 128K 1 IP reass 1 128K 1 DEVFS1 115 115K 134 sem 4 106K 4 gtaskqueue 18 98K 18 bus 991 81K 5033 mtx_pool 3 74K 3 md_sectors 18 72K 18 syncache 1 68K 1 NFSD srvcache 3 68K 3 module 519 65K 519 ddb_capture 1 64K 1 sctp_atcl 168 63K 1075 kdtrace 328 60K 4978 umtx 448 56K 448 BPF 30 53K 70 temp 37 38K 2358 shm 2 34K 16 DEVFS3 133 34K 144 filemon 4 32K 54 hostcache 1 32K 1 msg 4 30K 4 tcp_fsb_rack 14 29K 240 kbdmux 6 28K 6 LRO 22 23K 24 md_disk 23 21K 25 DEVFS_RULE 56 20K 56 ifaddr 69 20K 79 routetbl 176 18K 726 ufs_mount 4 17K 5 lltable 52 17K 119 proc 3 17K 3 tty 16 16K 16 GEOM 96 16K 632 ithread 90 15K 90 bus-sc 34 15K 1627 ifnet 8 15K 8 eventhandler 163 14K 163 ether_multi 152 13K 246 kenv 95 12K 95 sctp_atky 250 11K 1502 CAM queue 5 11K 1528 rman 82 10K 437 shmfd 4 10K 10 ksem 4 10K 22 kqueue 126 9K 2850 in6_multi 65 9K 76 bmsafemap 3 9K 2348 plimit 22 9K 383 rpc 4 9K 4 devstat 4 9K 4 UART 12 9K 12 freework 33 9K 2772 sctp_timw 32 8K 32 pfs_vncache 1 8K 1 audit_evclass 238 8K 300 pwddesc 117 8K 2816 cred 28 7K 306 taskqueue 66 7K 90 pf_ifnet 20 7K 67 dirrem 26 7K 2221 sglist 6 7K 6 CAM DEV 3 6K 510 pfs_nodes 22 6K 22 ufs_dirhash 24 5K 27 UMA 274 5K 274 DEVFSP 68 5K 229 vt 11 5K 11 memdesc 1 4K 1 MCA 32 4K 32 lockf 39 4K 389 evdev 4 4K 4 CC Mem 14 4K 416 acpisem 28 4K 28 proc-args 131 4K 3786 kcovinfo 52 4K 65 session 25 4K 52 freefile 23 3K 2109 terminal 11 3K 11 sctp_athm 168 3K 1146 uidinfo 6 3K 48 sctp_map 164 3K 682 hhook 8 3K 10 clone 9 3K 9 local_apic 1 2K 1 io_apic 1 2K 1 freeblks 8 2K 1998 ipsec-saq 2 2K 2 ip6ndp 12 2K 15 sctp_ifa 14 2K 16 tcp_pcm_rack 7 2K 120 selfd 26 2K 70900 select 13 2K 75 Unitno 26 2K 1608 CAM XPT 22 2K 543 in_multi 6 2K 21 tun 4 2K 5 toponodes 6 2K 6 ip6opt 9 2K 70 netlink 3 2K 127 ipsecpolicy 2 2K 2 acpidev 20 2K 20 msi 9 2K 9 sctp_stri 2 1K 138 softdep 1 1K 1 mkdir 8 1K 3662 sahead 1 1K 1 secasvar 1 1K 1 nhops 6 1K 8 vnodemarker 2 1K 40 NFSD session 1 1K 1 mount 19 1K 750 newdirblk 7 1K 1831 CAM periph 4 1K 271 inpcbpolicy 26 1K 787 sctp_ifn 6 1K 16 ipsec 3 1K 3 mld 6 1K 7 igmp 6 1K 7 pfil 6 1K 6 isadev 6 1K 6 pci_link 10 1K 10 iov 11 1K 26109 crypto 4 1K 92 encap_export_host 12 1K 12 osd 19 1K 424 ip_msource 9 1K 34 diradd 4 1K 2243 indirdep 2 1K 1074 cdev 2 1K 2 lkpikmalloc 8 1K 9 chacha20random 1 1K 1 biobuf 1 1K 1 procdesc 3 1K 10 filedesc_to_leader 6 1K 14 ip6_msource 5 1K 31 vnodes 1 1K 18 ktls 1 1K 18 NFSD lckfile 1 1K 1 NFSD V4client 1 1K 1 DEVFS 9 1K 10 CAM SIM 2 1K 2 feeder 7 1K 7 pf_osfp 2 1K 2 tcpfunc 3 1K 3 loginclass 3 1K 5 prison 6 1K 6 soname 7 1K 4585 sctp_aadr 2 1K 32 cryptodev 2 1K 231 nexusdev 8 1K 8 apmdev 1 1K 1 atkbddev 2 1K 2 VN POLL 1 1K 34 aio 4 1K 5 pmchooks 1 1K 1 sigio 2 1K 8 CAM path 4 1K 1034 CAM dev queue 2 1K 2 CAM I/O Scheduler 1 1K 1 sctp_vrf 1 1K 1 vnet 1 1K 1 pmc 1 1K 1 entropy 2 1K 35 acpiintr 1 1K 1 filecaps 3 1K 92 cpus 2 1K 2 vnet_data_free 1 1K 1 Per-cpu 1 1K 1 p1003.1b 1 1K 1 ext2_mount 0 0K 0 ext2_node 0 0K 0 ext2_extents 0 0K 0 sctp_mcore 0 0K 0 sctp_socko 0 0K 451 sctp_iter 0 0K 15 sctp_mvrf 0 0K 0 sctp_cpal 0 0K 1 sctp_cmsg 0 0K 0 sctp_stre 0 0K 0 sctp_athi 0 0K 0 sctp_a_it 0 0K 14 ipcomp 0 0K 0 esp 0 0K 0 ah 0 0K 0 pf_table 0 0K 45 pf_rule 0 0K 24 pf_altq 0 0K 0 pf_krule_item 0 0K 0 pf_temp 0 0K 0 mqdata 0 0K 0 tcp_do_rack 0 0K 2 madt_table 0 0K 2 smartpqi 0 0K 0 ixl 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 fpukern_ctx 0 0K 0 xen_intr 0 0K 0 xen_hvm 0 0K 0 legacydrv 0 0K 0 bounce 0 0K 0 busdma 0 0K 0 qpidrv 0 0K 0 dmar_idpgtbl 0 0K 0 dmar_dom 0 0K 0 dmar_ctx 0 0K 0 isci 0 0K 0 iommu_dmamap 0 0K 0 hyperv_socket 0 0K 0 bxe_ilt 0 0K 0 aesni_data 0 0K 0 xenbus 0 0K 0 vm_fictitious 0 0K 0 UMAHash 0 0K 0 vm_pgdata 0 0K 0 jblocks 0 0K 0 savedino 0 0K 1064 sentinel 0 0K 0 jfsync 0 0K 0 jtrunc 0 0K 0 sbdep 0 0K 20 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 338 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 ktls_ocf 0 0K 4 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 MLX5EEPROM 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 MLX5EEPROM 0 0K 0 simple_attr 0 0K 0 seq_file 0 0K 0 lkpiskb 0 0K 0 radix 0 0K 0 idr 0 0K 0 lkpindev 0 0K 0 lkpimhi 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 2 ipsecrequest 0 0K 0 ip6_moptions 0 0K 16 in6_mfilter 0 0K 55 frag6 0 0K 0 tcplog 0 0K 0 tcp_hwpace 0 0K 0 ip_moptions 0 0K 39 in_mfilter 0 0K 70 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 20 fadvise 0 0K 3 statfs 0 0K 192 namei_tracker 0 0K 7 export_host 0 0K 0 cl_savebuf 0 0K 115 lio 0 0K 14 acl 0 0K 0 mbuf_tag 0 0K 0 accf 0 0K 0 pts 0 0K 0 timerfd 0 0K 0 ioctlops 0 0K 225 eventfd 0 0K 5 Witness 0 0K 0 stack 0 0K 0 sbuf 0 0K 420 firmware 0 0K 0 compressor 0 0K 0 SWAP 0 0K 0 sysctltmp 0 0K 694 sysctl 0 0K 3 ekcd 0 0K 0 dumper 0 0K 0 sendfile 0 0K 4 rctl 0 0K 0 cache 0 0K 0 prison_racct 0 0K 0 Fail Points 0 0K 0 pwd 0 0K 0 tty console 0 0K 0 boottrace 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 102 geom_flashmap 0 0K 0 tmpfs dir 0 0K 0 tmpfs name 0 0K 0 tmpfs mount 0 0K 0 tmpfs extattr 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 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 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 msdosfs_fat 0 0K 0 msdosfs_mount 0 0K 0 msdosfs_node 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 xenstore 0 0K 0 xnb 0 0K 0 xen_acpi 0 0K 0 xbbd 0 0K 0 xbd 0 0K 0 Balloon 0 0K 0 sysmouse 0 0K 0 vtfont 0 0K 0 pvscsi 0 0K 0 USBdev 0 0K 0 USB 0 0K 0 twsbuf 0 0K 0 tcp_log_dev 0 0K 13 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 SIIS driver 0 0K 0 PUC 0 0K 0 ppbusdev 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 mrsasbuf 0 0K 0 mpt_user 0 0K 0 mps_user 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 malodev 0 0K 0 LED 0 0K 0 ix_sriov 0 0K 0 ix 0 0K 0 ipsbuf 0 0K 0 ciss_data 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 AHCI driver 0 0K 0 agp 0 0K 0 acpipwr 0 0K 0 acpi_perf 0 0K 0 acpicmbat 0 0K 0 aacraidcam 0 0K 0 aacraid_buf 0 0K 0 aaccam 0 0K 0 aacbuf 0 0K 0 zstd 0 0K 0 XZ_DEC 0 0K 0 nvlist 0 0K 9 SCSI ENC 0 0K 0 SCSI sa 0 0K 0 scsi_pass 0 0K 0 scsi_da 0 0K 69 ata_da 0 0K 0 scsi_ch 0 0K 0 scsi_cd 0 0K 0 nvme_da 0 0K 0 CAM CCB 0 0K 523 CAM ccb queue 0 0K 0 db> show uma Zone Size Used Free Requests Sleeps Bucket Total Mem XFree mbuf_jumbo_page 4096 8775 623 24134 0 254 38494208 0 mbuf 256 9601 5131 190009 0 254 3771392 0 BUF TRIE 144 350 11438 3337 0 62 1697472 0 malloc-384 384 4121 49 4476 0 30 1601280 0 malloc-128 128 11747 250 12351 0 126 1535616 0 malloc-4096 4096 335 5 568 0 2 1392640 0 RADIX NODE 144 8830 237 73876 0 62 1305648 0 UMA Slabs 0 112 11207 19 11207 0 126 1257312 0 sctp_asoc 2256 82 428 338 0 254 1150560 0 malloc-16384 16384 62 5 1826 0 1 1097728 0 vmem btag 56 18529 86 18529 0 254 1042440 0 mbuf_cluster 2048 508 0 508 0 254 1040384 0 malloc-65536 65536 5 6 256 0 1 720896 0 FFS inode 1168 584 25 2717 0 8 711312 0 malloc-65536 65536 10 0 13 0 1 655360 0 sctp_ep 1152 84 427 666 0 254 588672 0 socket 1024 48 460 2798 0 254 520192 0 lkpicurr 168 2 3094 2 0 62 520128 0 pbuf 2624 0 198 0 0 2 519552 0 malloc-4096 4096 118 4 2659 0 2 499712 0 VM OBJECT 264 1680 90 34346 0 30 467280 0 256 Bucket 2048 205 21 1603 0 8 462848 0 THREAD 1824 209 15 2310 0 8 408576 0 sctp_raddr 736 83 434 537 0 254 380512 0 VNODE 440 623 70 2759 0 30 304920 0 malloc-64 64 4177 422 381431 0 254 294336 0 MAP ENTRY 96 2705 319 107191 0 126 290304 0 malloc-32768 32768 2 6 932 0 1 262144 0 malloc-256 256 320 685 7108 0 62 257280 0 malloc-16 16 14755 245 73662 0 254 240000 0 sctp_chunk 152 131 1403 2439 0 254 233168 0 malloc-2048 2048 102 10 185 0 8 229376 0 DEVCTL 1024 39 181 171 0 0 225280 0 ertt_txseginfo 40 0 5353 120129 0 254 214120 0 tcp_log 416 0 513 921 0 254 213408 0 tcp_bbr_map 128 0 1643 20135 0 126 210304 0 FPU_save_area 832 211 32 4095 0 16 202176 0 PROC 1376 117 26 2666 0 8 196768 0 malloc-65536 65536 1 2 8 0 1 196608 0 malloc-32768 32768 5 1 17 0 1 196608 0 malloc-2048 2048 88 8 861 0 8 196608 0 UMA Zones 768 246 3 246 0 16 191232 0 malloc-32 32 5405 265 46510 0 254 181440 0 malloc-128 128 1230 165 27216 0 126 178560 0 FFS2 dinode 256 584 106 2716 0 62 176640 0 lkpimm 56 1 3095 1 0 254 173376 0 filedesc0 1072 118 22 2816 0 8 150080 0 malloc-1024 1024 133 11 1492 0 16 147456 0 S VFS Cache 104 1009 395 3206 0 126 146016 0 malloc-65536 65536 2 0 2 0 1 131072 0 malloc-65536 65536 0 2 7 0 1 131072 0 malloc-2048 2048 8 56 1243 0 8 131072 0 malloc-128 128 885 138 6083 0 126 130944 0 unpcb 256 16 494 1298 0 254 130560 0 mbuf_packet 256 64 444 8595 0 254 130048 0 malloc-4096 4096 26 4 139 0 2 122880 0 128 Bucket 1024 69 46 435 0 16 117760 0 ksiginfo 112 123 921 470 0 126 116928 0 malloc-1024 1024 82 30 345 0 16 114688 0 malloc-384 384 221 49 1170 0 30 103680 0 malloc-64 64 602 973 72570 0 254 100800 0 malloc-128 128 542 233 4052 0 126 99200 0 malloc-32768 32768 0 3 155 0 1 98304 0 malloc-256 256 238 137 4161 0 62 96000 0 malloc-384 384 60 180 2431 0 30 92160 0 UMA Kegs 384 231 2 231 0 30 89