Autoloading module: intpm.ko Starting background file system checks in 60 seconds. Sun Apr 26 19:21 FreeBSD/amd64 (ci-freebsd-i386-2.c.syzkaller.internal) (ttyu0) Warning: Permanently added '10.128.0.207' (ECDSA) to the list of known hosts. 2020/04/26 19:21:47 fuzzer started 2020/04/26 19:21:47 dialing manager at 10.128.0.248:46281 2020/04/26 19:21:47 syscalls: 522 2020/04/26 19:21:47 code coverage: enabled 2020/04/26 19:21:47 comparison tracing: enabled 2020/04/26 19:21:47 extra coverage: support is not implemented in syzkaller 2020/04/26 19:21:47 setuid sandbox: support is not implemented in syzkaller 2020/04/26 19:21:47 namespace sandbox: support is not implemented in syzkaller 2020/04/26 19:21:47 Android sandbox: support is not implemented in syzkaller 2020/04/26 19:21:47 fault injection: support is not implemented in syzkaller 2020/04/26 19:21:47 leak checking: support is not implemented in syzkaller 2020/04/26 19:21:47 net packet injection: enabled 2020/04/26 19:21:47 net device setup: support is not implemented in syzkaller 2020/04/26 19:21:47 concurrency sanitizer: support is not implemented in syzkaller 2020/04/26 19:21:47 devlink PCI setup: support is not implemented in syzkaller 2020/04/26 19:21:47 USB emulation: support is not implemented in syzkaller 19:21:51 executing program 0: r0 = socket$inet_sctp(0x2, 0x1, 0x84) connect$inet(r0, &(0x7f0000000200)={0x10, 0x2, 0x0, @remote}, 0x10) setsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x22, &(0x7f00000003c0), 0xc) 19:21:51 executing program 1: clock_nanosleep(0x0, 0x0, &(0x7f0000000280)={0x0, 0x20efdcc8}, 0x0) __semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000100)={{0xffffffff284002a1}}) __semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f00000001c0)={{0xffffffff2840029f}}) __semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000200)={{0xffffffff2840029b}}) __semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f00000001c0)={{0xffffffff284002cb}}) __semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f00000001c0)={{0xffffffff28400299}}) 19:21:51 executing program 2: r0 = open$dir(&(0x7f00000000c0)='./file0\x00', 0x400000002c2, 0x0) pwritev(r0, &(0x7f0000000080)=[{&(0x7f00000006c0), 0x100000}], 0x4, 0x0) __semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000040)={{0x284000d9}}) 19:21:51 executing program 3: socket(0x0, 0x0, 0x0) clock_nanosleep(0x0, 0x0, &(0x7f0000000280)={0x0, 0x20efdcc8}, &(0x7f00000002c0)) __semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000140)={{0xffffffff284002cb}}) __semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000080)={{0xffffffff2840029a}}) 19:21:52 executing program 3: r0 = socket$inet_udplite(0x2, 0x2, 0x88) recvmsg(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000280)=[{&(0x7f00000005c0)=""/50, 0x32}, {0x0}], 0x2, 0x0}, 0x0) r1 = dup(r0) r2 = socket$inet_udplite(0x2, 0x2, 0x88) recvfrom$inet(r2, 0x0, 0xccf3, 0x0, 0x0, 0x800e00551) shutdown(r1, 0x0) r3 = socket$inet_udplite(0x2, 0x2, 0x88) r4 = dup(r3) recvmsg(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000440)=[{&(0x7f0000000200)=""/125, 0x7d}, {0x0}, {0x0}], 0x3, 0x0}, 0x0) ioctl$DIOCRGETTSTATS(r4, 0xc4504440, &(0x7f0000019980)={{"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", "0ccd52aa7c8d5d74b2c68e8e922cce9004c1740dcc1617bfac347cc9a1fb84b5", 0x8000, 0xb2}, &(0x7f00000198c0)="4583a13670abfb558ce317b053c06548db76916d8de62cda626c0880670dd2d3552831fa7604d1f51502323bcb777c313c527d5d14edbf766db5c07ffd05c66befee941d837ead403d2b6bacf3890f8696f6c199bc6510419cbd076a8cf93d0ffb780fde49f029b3c0e05ebf8a410acbf3af8a954c36c9395242586187b105d45c2eed7a2391395760da5321e7", 0x2, 0x9, 0x9, 0x0, 0x101, 0x5fe, 0x1ff, 0x5}) r5 = socket$inet_udplite(0x2, 0x2, 0x88) recvfrom$inet(r5, 0x0, 0x562090ef9e0900f9, 0x0, 0x0, 0x800e00549) accept(0xffffffffffffff9c, 0x0, &(0x7f00000001c0)) r6 = open(&(0x7f0000000480)='./file0\x00', 0x80000000000206, 0x0) ftruncate(r6, 0x4) close(r6) accept$unix(r6, &(0x7f00000003c0)=@abs={0x8}, &(0x7f0000000400)=0x8) r7 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r7, 0x6, 0x22, &(0x7f0000000000)=0x5, 0x4) sendmsg(r7, &(0x7f0000000880)={&(0x7f0000000040)=@in={0xfffffffffffffeea, 0x2, 0x2, @remote={0xac, 0x14, 0x0}}, 0x10, 0x0, 0x0, 0x0, 0xffffff8a}, 0x0) getsockopt$inet_tcp_buf(r7, 0x6, 0x23, &(0x7f00000008c0)=""/102384, &(0x7f00000000c0)=0x18ff0) shutdown(r7, 0x1) socket$inet_tcp(0x2, 0x1, 0x0) r8 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r8, 0x6, 0x22, &(0x7f0000000000)=0x5, 0x4) sendmsg(r8, &(0x7f0000000880)={&(0x7f0000000040)=@in={0xfffffffffffffeea, 0x2, 0x2, @remote={0xac, 0x14, 0x0}}, 0x10, 0x0, 0x0, 0x0, 0xffffff8a}, 0x0) getsockopt$inet_tcp_buf(r8, 0x6, 0x23, &(0x7f00000008c0)=""/102384, &(0x7f00000000c0)=0x18ff0) accept$inet6(0xffffffffffffff9c, &(0x7f00000002c0)={0x1c, 0x1c, 0xffffffffffffffff, 0x0, @remote}, &(0x7f0000000300)=0x1c) r9 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r9, 0x6, 0x22, &(0x7f0000000000)=0x5, 0x4) sendmsg(0xffffffffffffffff, 0x0, 0x0) socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000000)=0x5, 0x4) getsockopt$inet_tcp_buf(r7, 0x6, 0x23, &(0x7f00000008c0)=""/102384, &(0x7f0000019ec0)=0x18ff0) 19:21:52 executing program 1: r0 = open$dir(&(0x7f0000001240)='./file0\x00', 0x40000400000002c2, 0x0) pwritev(r0, &(0x7f0000000040)=[{&(0x7f0000000940)="1c", 0x1}], 0x1, 0x0) 19:21:52 executing program 1: r0 = socket$inet6_tcp(0x1c, 0x1, 0x0) listen(r0, 0x0) accept(r0, 0x0, 0x0) __semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000080)={{0xffffffff284002ca}}) __semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000100)={{0xffffffff284002a1}}) __semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f00000001c0)={{0xffffffff2840029f}}) __semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000400)={{0xffffffff2840029a}}) login: panic: refcount 0xfffff80003d86990 wraparound cpuid = 0 time = 1587928912 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe002580e580 vpanic() at vpanic+0x1c7/frame 0xfffffe002580e5e0 panic() at panic+0x43/frame 0xfffffe002580e640 _refcount_update_saturated() at _refcount_update_saturated+0x15/frame 0xfffffe002580e650 nhop_free() at nhop_free+0x123/frame 0xfffffe002580e690 sctp_free_assoc() at sctp_free_assoc+0x23f1/frame 0xfffffe002580e720 sctp_inpcb_free() at sctp_inpcb_free+0x47a/frame 0xfffffe002580e790 sctp_close() at sctp_close+0x13c/frame 0xfffffe002580e7e0 soclose() at soclose+0x22c/frame 0xfffffe002580e860 _fdrop() at _fdrop+0x38/frame 0xfffffe002580e890 closef() at closef+0x28b/frame 0xfffffe002580e920 fdescfree_fds() at fdescfree_fds+0xb4/frame 0xfffffe002580e970 fdescfree() at fdescfree+0x582/frame 0xfffffe002580ea30 exit1() at exit1+0x6c5/frame 0xfffffe002580eaa0 sys_sys_exit() at sys_sys_exit+0xd/frame 0xfffffe002580eab0 ia32_syscall() at ia32_syscall+0x24e/frame 0xfffffe002580ebf0 int0x80_syscall_common() at int0x80_syscall_common+0x9c KDB: enter: panic [ thread pid 823 tid 100095 ] Stopped at kdb_enter+0x67: movq $0,0x14a9b06(%rip) db> db> set $lines = 0 db> set $maxwidth = 0 db> show registers cs 0x20 ds 0x3b ll+0x1a es 0x3b ll+0x1a fs 0x13 gs 0x1b ss 0 rax 0x12 rcx 0xffffffff810b8ab0 vprintf+0x140 rdx 0x1 rbx 0 rsp 0xfffffe002580e560 rbp 0xfffffe002580e580 rsi 0 rdi 0xffffffff810b8ae6 vprintf+0x176 r8 0 r9 0xffffffff r10 0 r11 0xfffffe001cff0c10 r12 0xffffffff82068ea0 ddb_dbbe r13 0 r14 0xffffffff81942f65 r15 0xffffffff81942f65 rip 0xffffffff810add67 kdb_enter+0x67 rflags 0x200086 kernphys+0x86 kdb_enter+0x67: movq $0,0x14a9b06(%rip) db> show proc Process 823 (syz-executor.0) at 0xfffff80003caa520: state: NORMAL uid: 0 gids: 0, 0, 5 parent: pid 770 at 0xfffff80003ca1a40 ABI: FreeBSD ELF32 arguments: /root/syz-executor.0 reaper: 0xfffff8000331a000 reapsubtree: 1 sigparent: 20 vmspace: 0xfffffe00257d7000 (map 0xfffffe00257d7000) (map.pmap 0xfffffe00257d70c0) (pmap 0xfffffe00257d7120) threads: 1 100095 Run CPU 0 syz-executor.0 db> ps pid ppid pgrp uid state wmesg wchan cmd 826 775 775 0 S (threaded) syz-executor.1 100121 S nanslp 0xffffffff8252c1f0 syz-executor.1 100140 S accept 0xfffffe00239d6f88 syz-executor.1 100141 S uwait 0xfffff80003a36700 syz-executor.1 824 772 772 0 S (threaded) syz-executor.3 100090 S nanslp 0xffffffff8252c1f1 syz-executor.3 100136 S sbwait 0xfffffe00239d7a8c syz-executor.3 100137 S uwait 0xfffff80003a36600 syz-executor.3 823 770 770 0 RE CPU 0 syz-executor.0 815 771 771 0 T (threaded) syz-executor.2 100129 s syz-executor.2 100130 D biowr 0xfffffe0003f27c00 syz-executor.2 100131 D ufs 0xfffff8003b42adc0 syz-executor.2 100142 D range 0xfffff80003cc9d70 syz-executor.2 814 804 814 0 Ss select 0xfffff80003c04340 dhclient 807 1 807 0 Ss select 0xfffff8003b6bbec0 dhclient 804 791 424 65 S select 0xfffff80003084140 dhclient 791 424 424 0 S wait 0xfffff80003caaa40 sh 775 768 775 0 Ss nanslp 0xffffffff8252c1f1 syz-executor.1 772 768 772 0 Ss nanslp 0xffffffff8252c1f0 syz-executor.3 771 768 771 0 Ss nanslp 0xffffffff8252c1f0 syz-executor.2 770 768 770 0 Ss nanslp 0xffffffff8252c1f1 syz-executor.0 768 766 766 0 S (threaded) syz-fuzzer 100101 S uwait 0xfffff80003539380 syz-fuzzer 100111 S uwait 0xfffff8003b3bdc00 syz-fuzzer 100112 S uwait 0xfffff8003b3bdd00 syz-fuzzer 100113 S uwait 0xfffff8003b3bdf00 syz-fuzzer 100114 S uwait 0xfffff8003b3be080 syz-fuzzer 100115 S uwait 0xfffff80003a39600 syz-fuzzer 100116 S uwait 0xfffff80003a39700 syz-fuzzer 100117 S uwait 0xfffff8003b3be180 syz-fuzzer 100118 S uwait 0xfffff80003a39800 syz-fuzzer 100119 S kqread 0xfffff8000320b000 syz-fuzzer 100120 S uwait 0xfffff8003b3be380 syz-fuzzer 766 764 766 0 Ss pause 0xfffff80003ca10a8 csh 764 682 764 0 Ss select 0xfffff80003084040 sshd 748 1 748 0 Ss+ ttyin 0xfffff8000356f8b0 getty 747 1 747 0 Ss+ ttyin 0xfffff80003b6fcb0 getty 746 1 746 0 Ss+ ttyin 0xfffff80003b6e4b0 getty 745 1 745 0 Ss+ ttyin 0xfffff80003b6ecb0 getty 744 1 744 0 Ss+ ttyin 0xfffff800033b74b0 getty 743 1 743 0 Ss+ ttyin 0xfffff800033b7cb0 getty 742 1 742 0 Ss+ ttyin 0xfffff800033b64b0 getty 741 1 741 0 Ss+ ttyin 0xfffff800033b6cb0 getty 740 1 740 0 Ss+ ttyin 0xfffff800033b94b0 getty 738 1 24 0 S+ piperd 0xfffff80003cb8be0 logger 737 736 24 0 S+ nanslp 0xffffffff8252c1f1 sleep 736 1 24 0 S+ wait 0xfffff8003b3b5520 sh 686 1 686 0 Ss nanslp 0xffffffff8252c1f1 cron 682 1 682 0 Ss select 0xfffff80003c049c0 sshd 495 1 495 0 Ss select 0xfffff80003c04f40 syslogd 424 1 424 0 Ss wait 0xfffff80003ca4520 devd 423 1 423 65 Ss select 0xfffff80003c030c0 dhclient 338 1 338 0 Ss select 0xfffff80003084840 dhclient 335 1 335 0 Ss select 0xfffff80003c04e40 dhclient 23 0 0 0 DL vlruwt 0xfffff800033e0520 [vnlru] 22 0 0 0 DL syncer 0xffffffff82618118 [syncer] 21 0 0 0 DL (threaded) [bufdaemon] 100069 D qsleep 0xffffffff82617438 [bufdaemon] 100076 D - 0xffffffff8200aa00 [bufspacedaemon-0] 100086 D sdflush 0xfffff80003c26ce8 [/ worker] 20 0 0 0 DL psleep 0xffffffff8263e308 [vmdaemon] 19 0 0 0 DL (threaded) [pagedaemon] 100067 D psleep 0xffffffff826328d8 [dom0] 100074 D launds 0xffffffff826328e4 [laundry: dom0] 100075 D umarcl 0xffffffff81544e70 [uma] 18 0 0 0 DL - 0xffffffff8235fe20 [rand_harvestq] 17 0 0 0 DL pftm 0xffffffff82bb13a0 [pf purge] 16 0 0 0 DL waiting 0xffffffff8261a890 [sctp_iterator] 15 0 0 0 DL - 0xffffffff82616a2c [soaiod4] 9 0 0 0 DL - 0xffffffff82616a2c [soaiod3] 8 0 0 0 DL - 0xffffffff82616a2c [soaiod2] 7 0 0 0 DL - 0xffffffff82616a2c [soaiod1] 6 0 0 0 DL (threaded) [cam] 100033 D - 0xffffffff82237b40 [doneq0] 100066 D - 0xffffffff82237a10 [scanner] 5 0 0 0 DL crypto_ 0xfffff8000320cd90 [crypto returns 1] 4 0 0 0 DL crypto_ 0xfffff8000320cd30 [crypto returns 0] 3 0 0 0 DL crypto_ 0xffffffff826300c0 [crypto] 14 0 0 0 DL seqstat 0xfffff80003363488 [sequencer 00] 13 0 0 0 DL (threaded) [geom] 100024 D - 0xffffffff8250b180 [g_event] 100025 D - 0xffffffff8250b188 [g_up] 100026 D - 0xffffffff8250b190 [g_down] 2 0 0 0 DL (threaded) [KTLS] 100017 D - 0xfffff80003084a00 [thr_0] 100018 D - 0xfffff80003084a40 [thr_1] 12 0 0 0 WL (threaded) [intr] 100010 I [swi6: Giant taskq] 100013 I [swi5: fast taskq] 100016 I [swi6: task queue] 100019 I [swi3: vm] 100020 I [swi4: clock (0)] 100021 I [swi4: clock (1)] 100022 I [swi1: netisr 0] 100034 I [irq24: virtio_pci0] 100035 I [irq25: virtio_pci0] 100036 I [irq26: virtio_pci0] 100037 I [irq27: virtio_pci0] 100038 I [irq28: virtio_pci1] 100039 I [irq29: virtio_pci1] 100040 I [irq30: virtio_pci1] 100041 I [irq31: virtio_pci1] 100042 I [irq32: virtio_pci1] 100047 I [irq10: virtio_pci2] 100049 I [irq1: atkbd0] 100050 I [irq12: psm0] 100051 I [swi0: uart uart++] 100060 I [swi1: pf send] 100072 I [swi1: hpts] 100073 I [swi1: hpts] 11 0 0 0 RL (threaded) [idle] 100003 CanRun [idle: cpu0] 100004 Run CPU 1 [idle: cpu1] 1 0 1 0 SLs wait 0xfffff8000331a000 [init] 10 0 0 0 DL audit_w 0xffffffff82630598 [audit] 0 0 0 0 DLs (threaded) [kernel] 100000 D swapin 0xffffffff8250b710 [swapper] 100005 D - 0xfffff80003338000 [if_config_tqg_0] 100006 D - 0xfffff80003339e00 [softirq_0] 100007 D - 0xfffff80003339d00 [softirq_1] 100008 D - 0xfffff80003339c00 [if_io_tqg_0] 100009 D - 0xfffff80003339b00 [if_io_tqg_1] 100011 D - 0xfffff8000333e000 [in6m_free taskq] 100012 D - 0xfffff8000333fe00 [thread taskq] 100014 D - 0xfffff8000333fc00 [kqueue_ctx taskq] 100015 D - 0xfffff8000333fb00 [aiod_kick taskq] 100023 D - 0xfffff8000333f900 [firmware taskq] 100028 D - 0xfffff8000333f800 [crypto_0] 100029 D - 0xfffff8000333f800 [crypto_1] 100043 D - 0xfffff8000333f500 [vtnet0 rxq 0] 100044 D - 0xfffff8000333f400 [vtnet0 txq 0] 100045 D - 0xfffff8000333f300 [vtnet0 rxq 1] 100046 D - 0xfffff8000333f200 [vtnet0 txq 1] 100048 D vtbslp 0xfffff800034fc580 [virtio_balloon] 100052 D - 0xfffff8000333f100 [mca taskq] 100057 D - 0xffffffff81ce6670 [deadlkres] 100062 D - 0xfffff80003b5e300 [acpi_task_0] 100063 D - 0xfffff80003b5e300 [acpi_task_1] 100064 D - 0xfffff80003b5e300 [acpi_task_2] 100065 D - 0xfffff8000333f700 [CAM taskq] db> show all locks Process 823 (syz-executor.0) thread 0xfffffe001cff1500 (100095) exclusive sleep mutex sctp-tcb (tcb) r = 0 (0xfffffe0025b78a90) locked @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.c:3363 exclusive sleep mutex sctp-inp (inp) r = 0 (0xfffff8003bc37468) locked @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.c:3334 exclusive rw sctp-info (sctp-info) r = 0 (0xfffffe0004956b60) locked @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.c:3332 exclusive sleep mutex sctp-create (inp_create) r = 0 (0xfffff8003bc37488) locked @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.c:3331 Process 815 (syz-executor.2) thread 0xfffffe00257ac500 (100130) exclusive lockmgr bufwait (bufwait) r = 0 (0xfffffe0003f27c80) locked @ /syzkaller/managers/i386/kernel/sys/kern/vfs_bio.c:1663 exclusive lockmgr ufs (ufs) r = 0 (0xfffff8003b42adc0) locked @ /syzkaller/managers/i386/kernel/sys/kern/vfs_vnops.c:877 Process 815 (syz-executor.2) thread 0xfffffe00257de100 (100131) exclusive lockmgr ufs (ufs) r = 0 (0xfffff8003b589068) locked @ /syzkaller/managers/i386/kernel/sys/kern/vfs_lookup.c:737 db> show malloc Type InUse MemUse Requests pf_hash 5 11524K 5 devbuf 4213 4851K 4238 tcp_hpts 5 3201K 5 vtbuf 24 1968K 46 sysctloid 28335 1653K 28399 kobj 332 1328K 488 newblk 536 1158K 607 vfscache 4 1025K 4 inodedep 71 547K 99 pcb 28 539K 87 ufs_quota 1 512K 1 vfs_hash 1 512K 1 callout 2 512K 2 intr 4 388K 4 subproc 125 266K 894 acpica 1674 185K 52709 vnet_data 1 168K 1 filedesc 21 149K 75 pagedep 26 135K 34 tfo_ccache 1 128K 1 sem 4 106K 4 DEVFS1 105 105K 122 linker 244 92K 277 bus 988 79K 3376 mtx_pool 2 72K 2 syncache 1 68K 1 acpitask 1 64K 1 ddb_capture 1 64K 1 module 497 63K 497 umtx 306 39K 306 kdtrace 190 37K 1735 BPF 22 36K 22 temp 35 33K 1834 hostcache 1 32K 1 shm 1 32K 1 DEVFS3 124 31K 134 msg 4 30K 4 DEVFS_RULE 56 27K 56 gtaskqueue 18 26K 18 ifaddr 71 24K 73 vmem 3 22K 4 kbdmux 6 22K 6 lltable 47 18K 47 ufs_mount 3 17K 4 proc 3 17K 3 tty 16 16K 16 tidhash 1 16K 1 ithread 98 16K 98 ether_multi 172 14K 177 bus-sc 30 14K 1431 KTRACE 100 13K 100 ifnet 7 13K 7 kenv 95 12K 99 eventhandler 132 12K 132 in6_multi 89 11K 89 pfs_nodes 20 10K 20 GEOM 60 10K 486 rman 82 10K 423 bmsafemap 3 9K 69 UART 12 9K 12 devstat 4 9K 4 rpc 2 8K 2 shmfd 1 8K 1 pfs_vncache 1 8K 1 audit_evclass 233 8K 291 routetbl 58 7K 62 diradd 51 7K 67 CAM DEV 3 6K 510 kqueue 60 6K 831 vt 11 6K 11 plimit 22 6K 348 cred 22 6K 201 sglist 5 6K 5 CAM queue 5 6K 1528 taskqueue 45 5K 45 ufs_dirhash 24 5K 24 DEVFSP 72 5K 76 pf_ifnet 10 5K 19 dirrem 17 5K 32 memdesc 1 4K 1 MCA 32 4K 32 UMA 249 4K 249 evdev 4 4K 4 kcovinfo 64 4K 68 ip6ndp 18 4K 21 session 26 4K 35 pgrp 26 4K 35 hhook 13 4K 13 indirdep 11 3K 27 acpisem 22 3K 22 terminal 11 3K 11 proc-args 47 3K 538 mkdir 20 3K 46 uidinfo 3 3K 7 sctp_ifa 17 3K 17 select 17 3K 17 local_apic 1 2K 1 io_apic 1 2K 1 CAM CCB 1 2K 1892 newdirblk 16 2K 23 ipsec-saq 2 2K 2 lockf 19 2K 29 Unitno 29 2K 45 CAM XPT 22 2K 543 in_multi 6 2K 7 acpidev 20 2K 20 msi 9 2K 9 tun 7 2K 7 softdep 1 1K 1 ipsecpolicy 1 1K 1 sahead 1 1K 1 secasvar 1 1K 1 sctp_atcl 2 1K 4 clone 8 1K 8 vnodemarker 2 1K 6 NFSD session 1 1K 1 CAM periph 4 1K 271 mld 6 1K 6 sctp_ifn 6 1K 6 igmp 6 1K 6 nhops 6 1K 6 toponodes 6 1K 6 isadev 6 1K 6 mount 16 1K 86 pci_link 10 1K 10 crypto 3 1K 3 inpcbpolicy 18 1K 172 sctp_timw 2 1K 2 pfil 4 1K 4 chacha20random 1 1K 1 CAM SIM 2 1K 2 epoch 4 1K 4 cdev 2 1K 2 encap_export_host 8 1K 8 iov 4 1K 13528 osd 3 1K 9 vnodes 1 1K 1 NFSD lckfile 1 1K 1 NFSD V4client 1 1K 1 DEVFS 9 1K 10 feeder 7 1K 7 tcpfunc 3 1K 3 loginclass 3 1K 6 CAM dev queue 2 1K 2 CAM I/O Scheduler 1 1K 1 apmdev 1 1K 1 atkbddev 2 1K 2 CAM path 4 1K 1034 sctp_atky 3 1K 6 ktls 1 1K 1 pmchooks 1 1K 1 prison 4 1K 4 filecaps 5 1K 72 soname 4 1K 5781 nexusdev 5 1K 5 entropy 2 1K 37 sctp_vrf 1 1K 1 vnet 1 1K 1 acpiintr 1 1K 1 pmc 1 1K 1 cpus 2 1K 2 sctp_athm 2 1K 4 vnet_data_free 1 1K 1 Per-cpu 1 1K 1 freework 1 1K 31 p1003.1b 1 1K 1 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 ath_hal 0 0K 0 madt_table 0 0K 2 athdev 0 0K 0 ata_pci 0 0K 0 ata_dma 0 0K 0 ata_generic 0 0K 0 amr 0 0K 0 scsi_da 0 0K 69 ata_da 0 0K 0 pvscsi 0 0K 0 smartpqi 0 0K 0 scsi_ch 0 0K 0 scsi_cd 0 0K 0 USBdev 0 0K 0 USB 0 0K 0 AHCI driver 0 0K 0 agp 0 0K 0 iavf 0 0K 0 ixl 0 0K 0 nvme_da 0 0K 0 acpipwr 0 0K 0 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 fpukern_ctx 0 0K 0 mixer 0 0K 0 xen_intr 0 0K 0 ac97 0 0K 0 xen_hvm 0 0K 0 legacydrv 0 0K 0 qpidrv 0 0K 0 hdacc 0 0K 0 hdac 0 0K 0 dmar_idpgtbl 0 0K 0 dmar_dom 0 0K 0 dmar_ctx 0 0K 0 dmar_dmamap 0 0K 0 hdaa 0 0K 0 acpi_perf 0 0K 0 acpicmbat 0 0K 0 isci 0 0K 0 bxe_ilt 0 0K 0 xenbus 0 0K 0 SIIS driver 0 0K 0 vm_fictitious 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 UMAHash 0 0K 0 ag_tgt_map_t malloc 0 0K 0 ag_slr_map_t malloc 0 0K 0 vm_pgdata 0 0K 0 jblocks 0 0K 0 savedino 0 0K 22 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 13 freeblks 0 0K 30 freefrag 0 0K 5 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 xform 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 3 ip6_msource 0 0K 0 ip6_moptions 0 0K 0 in6_mfilter 0 0K 0 frag6 0 0K 0 tcplog 0 0K 0 lDevFlags * malloc 0 0K 0 LRO 0 0K 0 sctp_mcore 0 0K 0 sctp_socko 0 0K 2 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 sctp_stro 0 0K 2 sctp_stri 0 0K 0 sctp_map 0 0K 4 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 tiDeviceHandle_t * malloc 0 0K 0 statfs 0 0K 191 export_host 0 0K 0 cl_savebuf 0 0K 2 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 biobuf 0 0K 0 aios 0 0K 0 lio 0 0K 0 acl 0 0K 0 MPSSAS 0 0K 0 mbuf_tag 0 0K 111 accf 0 0K 0 pts 0 0K 0 ioctlops 0 0K 99 Witness 0 0K 0 stack 0 0K 0 mps 0 0K 0 mpr_user 0 0K 0 MPRSAS 0 0K 0 mpr 0 0K 0 mfibuf 0 0K 0 md_sectors 0 0K 0 sbuf 0 0K 288 md_disk 0 0K 0 compressor 0 0K 0 malodev 0 0K 0 SWAP 0 0K 0 LED 0 0K 0 sysctltmp 0 0K 586 sysctl 0 0K 1 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 ix 0 0K 0 ipsbuf 0 0K 0 iirbuf 0 0K 0 cache 0 0K 0 aacraid_buf 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 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 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 diroffdiroff 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 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 NFSD srvcache 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 scsi_pass 0 0K 0 ciss_data 0 0K 0 xnb 0 0K 0 xbbd 0 0K 0 xbd 0 0K 0 Balloon 0 0K 0 sysmouse 0 0K 0 vtfont 0 0K 0 db> show ktr No such command; use "help" to list available commands