panic: Assertion in_epoch(net_epoch_preempt) failed at /syzkaller/managers/main/kernel/sys/netinet6/ip6_output.c:448 cpuid = 1 time = 1584530297 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe0024ac7050 vpanic() at vpanic+0x1c7/frame 0xfffffe0024ac70b0 panic() at panic+0x43/frame 0xfffffe0024ac7110 ip6_output() at ip6_output+0x3789/frame 0xfffffe0024ac7390 sctp_lowlevel_chunk_output() at sctp_lowlevel_chunk_output+0x18c7/frame 0xfffffe0024ac74d0 sctp_send_initiate() at sctp_send_initiate+0xa3f/frame 0xfffffe0024ac75d0 sctp_lower_sosend() at sctp_lower_sosend+0x3f3e/frame 0xfffffe0024ac77b0 sctp_sosend() at sctp_sosend+0x501/frame 0xfffffe0024ac78e0 sosend() at sosend+0xc6/frame 0xfffffe0024ac7950 kern_sendit() at kern_sendit+0x33d/frame 0xfffffe0024ac7a00 sendit() at sendit+0x224/frame 0xfffffe0024ac7a60 sys_sendto() at sys_sendto+0x5c/frame 0xfffffe0024ac7ac0 amd64_syscall() at amd64_syscall+0x2f4/frame 0xfffffe0024ac7bf0 fast_syscall_common() at fast_syscall_common+0x101/frame 0xfffffe0024ac7bf0 --- syscall (198, FreeBSD ELF64, nosys), rip = 0x41332a, rsp = 0x7fffdfffdf38, rbp = 0x6 --- KDB: enter: panic [ thread pid 924 tid 100277 ] Stopped at kdb_enter+0x67: movq $0,0x146d086(%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 0x28 ll+0x7 rax 0x12 rcx 0xfffffe0026200000 rdx 0x3ffff rbx 0 rsp 0xfffffe0024ac7030 rbp 0xfffffe0024ac7050 rsi 0x40001 rdi 0xffffffff810b4f46 vprintf+0x176 r8 0 r9 0xffffffff r10 0x17a ll+0x159 r11 0xfffffe002498c610 r12 0xffffffff82068e30 ddb_dbbe r13 0 r14 0xffffffff81932cbd r15 0xffffffff81932cbd rip 0xffffffff810aa207 kdb_enter+0x67 rflags 0x86 ll+0x65 kdb_enter+0x67: movq $0,0x146d086(%rip) db> show proc Process 924 (syz-executor.1) at 0xfffff8003a54e000: state: NORMAL uid: 0 gids: 0, 0, 5 parent: pid 769 at 0xfffff80003d9ba60 ABI: FreeBSD ELF64 arguments: /root/syz-executor.1 reaper: 0xfffff80003311000 reapsubtree: 1 sigparent: 20 vmspace: 0xfffffe000498e000 (map 0xfffffe000498e000) (map.pmap 0xfffffe000498e0c0) (pmap 0xfffffe000498e120) threads: 4 100115 RunQ syz-executor.1 100277 Run CPU 1 syz-executor.1 100278 S sbwait 0xfffffe0003de71d4 syz-executor.1 100282 S uwait 0xfffff8003a958b00 syz-executor.1 db> ps pid ppid pgrp uid state wmesg wchan cmd 925 782 782 0 R (threaded) syz-executor.2 100279 Run CPU 0 syz-executor.2 100280 S sbwait 0xfffffe0003de78e4 syz-executor.2 100283 S sbwait 0xfffffe0003de6e14 syz-executor.2 100284 S uwait 0xfffff80003a64780 syz-executor.2 924 769 769 0 R (threaded) syz-executor.1 100115 RunQ syz-executor.1 100277 Run CPU 1 syz-executor.1 100278 S sbwait 0xfffffe0003de71d4 syz-executor.1 100282 S uwait 0xfffff8003a958b00 syz-executor.1 923 786 786 0 R (threaded) syz-executor.3 100117 RunQ syz-executor.3 100272 S uwait 0xfffff8003a957300 syz-executor.3 100281 S uwait 0xfffff80003a64980 syz-executor.3 920 777 422 0 S nanslp 0xffffffff824ffe90 sleep 786 766 786 0 Ss nanslp 0xffffffff824ffe90 syz-executor.3 782 766 782 0 Ss nanslp 0xffffffff824ffe90 syz-executor.2 777 772 422 0 S wait 0xfffff8003abbfa60 sh 772 422 422 0 S wait 0xfffff8003abca000 sh 769 766 769 0 Rs syz-executor.1 768 766 768 0 Rs syz-executor.0 766 764 764 0 S (threaded) syz-fuzzer 100091 S uwait 0xfffff80003821700 syz-fuzzer 100101 S uwait 0xfffff80003821100 syz-fuzzer 100102 S uwait 0xfffff8003a957500 syz-fuzzer 100103 S kqread 0xfffff80003b36200 syz-fuzzer 100104 S uwait 0xfffff80003479400 syz-fuzzer 100105 S uwait 0xfffff80003a66180 syz-fuzzer 100106 S uwait 0xfffff80003a66280 syz-fuzzer 100107 S uwait 0xfffff80003a66380 syz-fuzzer 100108 S uwait 0xfffff80003a64c80 syz-fuzzer 100109 S uwait 0xfffff80003479500 syz-fuzzer 764 762 764 0 Ss pause 0xfffff80003d9b0a8 csh 762 680 762 0 Ss select 0xfffff8000355ccc0 sshd 746 1 746 0 Ss+ ttyin 0xfffff800033e88b0 getty 745 1 745 0 Ss+ ttyin 0xfffff80003b3b0b0 getty 744 1 744 0 Ss+ ttyin 0xfffff80003b3b4b0 getty 743 1 743 0 Ss+ ttyin 0xfffff80003b3b8b0 getty 742 1 742 0 Ss+ ttyin 0xfffff80003b3bcb0 getty 741 1 741 0 Ss+ ttyin 0xfffff80003b3a0b0 getty 740 1 740 0 Ss+ ttyin 0xfffff80003b3a4b0 getty 739 1 739 0 Ss+ ttyin 0xfffff80003b3a8b0 getty 738 1 738 0 Ss+ ttyin 0xfffff80003b3acb0 getty 736 1 22 0 S+ piperd 0xfffff80003c998e8 logger 735 734 22 0 S+ nanslp 0xffffffff824ffe91 sleep 734 1 22 0 S+ wait 0xfffff8003a1c4a60 sh 684 1 684 0 Ss nanslp 0xffffffff824ffe91 cron 680 1 680 0 Ss select 0xfffff80003a7dec0 sshd 493 1 493 0 Ss select 0xfffff8000355f140 syslogd 422 1 422 0 Ss wait 0xfffff80003d47000 devd 421 1 421 65 Ss select 0xfffff80003a7dc40 dhclient 336 1 336 0 Ss select 0xfffff8000355f040 dhclient 333 1 333 0 Ss select 0xfffff80003a7dd40 dhclient 21 0 0 0 DL vlruwt 0xfffff800033efa60 [vnlru] 20 0 0 0 DL syncer 0xffffffff825d6358 [syncer] 19 0 0 0 DL (threaded) [bufdaemon] 100065 D qsleep 0xffffffff825d5858 [bufdaemon] 100070 D - 0xffffffff8200aa00 [bufspacedaemon-0] 100080 D sdflush 0xfffff8000341ace8 [/ worker] 18 0 0 0 DL psleep 0xffffffff825f12c8 [vmdaemon] 17 0 0 0 DL (threaded) [pagedaemon] 100063 D psleep 0xffffffff8261d1d8 [dom0] 100068 D launds 0xffffffff8261d1e4 [laundry: dom0] 100069 D umarcl 0xffffffff81536d60 [uma] 16 0 0 0 DL - 0xffffffff8235a6b0 [rand_harvestq] 15 0 0 0 DL waiting 0xffffffff826627a0 [sctp_iterator] 9 0 0 0 DL - 0xffffffff825d525c [soaiod4] 8 0 0 0 DL - 0xffffffff825d525c [soaiod3] 7 0 0 0 DL - 0xffffffff825d525c [soaiod2] 6 0 0 0 DL - 0xffffffff825d525c [soaiod1] 5 0 0 0 DL (threaded) [cam] 100031 D - 0xffffffff82235ac0 [doneq0] 100062 D - 0xffffffff82235988 [scanner] 4 0 0 0 DL crypto_ 0xfffff8000321b190 [crypto returns 1] 3 0 0 0 DL crypto_ 0xfffff8000321b130 [crypto returns 0] 2 0 0 0 DL crypto_ 0xffffffff825eb338 [crypto] 14 0 0 0 DL seqstat 0xfffff8000336b888 [sequencer 00] 13 0 0 0 DL (threaded) [geom] 100022 D - 0xffffffff8261b808 [g_event] 100023 D - 0xffffffff8261b818 [g_up] 100024 D - 0xffffffff8261b810 [g_down] 12 0 0 0 WL (threaded) [intr] 100005 I [swi6: Giant taskq] 100007 I [swi5: fast taskq] 100011 I [swi6: task queue] 100017 I [swi1: netisr 0] 100018 I [swi3: vm] 100019 I [swi4: clock (0)] 100020 I [swi4: clock (1)] 100032 I [irq24: virtio_pci0] 100033 I [irq25: virtio_pci0] 100034 I [irq26: virtio_pci0] 100035 I [irq27: virtio_pci0] 100036 I [irq28: virtio_pci1] 100037 I [irq29: virtio_pci1] 100038 I [irq30: virtio_pci1] 100039 I [irq31: virtio_pci1] 100040 I [irq32: virtio_pci1] 100045 I [irq10: virtio_pci2] 100047 I [irq1: atkbd0] 100048 I [irq12: psm0] 100049 I [swi0: uart uart++] 11 0 0 0 RL (threaded) [idle] 100003 CanRun [idle: cpu0] 100004 CanRun [idle: cpu1] 1 0 1 0 SLs wait 0xfffff80003311000 [init] 10 0 0 0 DL audit_w 0xffffffff82663430 [audit] 0 0 0 0 DLs (threaded) [kernel] 100000 D swapin 0xffffffff8260ae48 [swapper] 100006 D - 0xfffff80003338000 [thread taskq] 100008 D - 0xfffff80003205d00 [config_0] 100009 D - 0xfffff80003339d00 [kqueue_ctx taskq] 100010 D - 0xfffff80003339c00 [aiod_kick taskq] 100012 D - 0xfffff80003205c00 [if_config_tqg_0] 100013 D - 0xfffff80003205b00 [if_io_tqg_0] 100014 D - 0xfffff80003205a00 [if_io_tqg_1] 100015 D - 0xfffff80003205900 [softirq_0] 100016 D - 0xfffff80003205800 [softirq_1] 100021 D - 0xfffff80003339a00 [firmware taskq] 100026 D - 0xfffff80003339800 [crypto_0] 100027 D - 0xfffff80003339800 [crypto_1] 100041 D - 0xfffff80003334a00 [vtnet0 rxq 0] 100042 D - 0xfffff80003334900 [vtnet0 txq 0] 100043 D - 0xfffff80003334800 [vtnet0 rxq 1] 100044 D - 0xfffff80003334700 [vtnet0 txq 1] 100046 D vtbslp 0xfffff80003572d80 [virtio_balloon] 100050 D - 0xfffff80003845000 [mca taskq] 100055 D - 0xffffffff81cd5fe0 [deadlkres] 100057 D - 0xfffff80003b36500 [acpi_task_0] 100058 D - 0xfffff80003b36500 [acpi_task_1] 100059 D - 0xfffff80003b36500 [acpi_task_2] 100061 D - 0xfffff80003339600 [CAM taskq] db> show all locks Process 925 (syz-executor.2) thread 0xfffffe0024951a00 (100279) exclusive sleep mutex umtxql (umtxql) r = 0 (0xffffffff8250c590) locked @ /syzkaller/managers/main/kernel/sys/kern/kern_umtx.c:512 Process 924 (syz-executor.1) thread 0xfffffe002498c100 (100277) exclusive sleep mutex sctp-tcb (tcb) r = 0 (0xfffffe0024c6e380) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_output.c:13643 db> show malloc Type InUse MemUse Requests devbuf 4213 4851K 4238 vtbuf 24 1968K 46 sysctloid 26033 1517K 26097 kobj 332 1328K 488 vfscache 4 1025K 4 newblk 1 1024K 2942 pcb 26 541K 145 inodedep 4 514K 276 ufs_quota 1 512K 1 vfs_hash 1 512K 1 callout 2 512K 2 intr 4 388K 4 subproc 121 250K 993 acpica 1674 185K 52709 vnet_data 1 168K 1 filedesc 19 133K 183 pagedep 2 129K 135 tfo_ccache 1 128K 1 sem 4 106K 4 DEVFS1 105 105K 122 linker 222 89K 253 bus 992 79K 3374 mtx_pool 2 72K 2 syncache 1 68K 1 acpitask 1 64K 1 ddb_capture 1 64K 1 module 494 62K 494 umtx 288 36K 288 gtaskqueue 22 34K 22 kdtrace 175 34K 2077 hostcache 1 32K 1 shm 1 32K 2 DEVFS3 124 31K 134 msg 4 30K 4 DEVFS_RULE 56 27K 56 ifaddr 70 23K 72 vmem 3 22K 4 kbdmux 6 22K 6 BPF 14 19K 14 lltable 48 18K 48 temp 34 17K 1933 ufs_mount 3 17K 4 proc 3 17K 3 tty 16 16K 16 tidhash 1 16K 1 ithread 89 15K 89 ether_multi 172 14K 177 bus-sc 30 14K 1431 KTRACE 100 13K 100 ifnet 7 13K 7 kenv 95 12K 99 in6_multi 89 11K 89 eventhandler 122 11K 122 pfs_nodes 20 10K 20 GEOM 60 10K 487 rman 82 10K 423 UART 12 9K 12 devstat 4 9K 4 bmsafemap 1 8K 184 rpc 2 8K 2 shmfd 1 8K 1 pfs_vncache 1 8K 1 routetbl 57 8K 61 audit_evclass 232 8K 290 CAM DEV 3 6K 510 kqueue 56 6K 932 plimit 22 6K 369 cred 22 6K 200 vt 11 6K 11 sglist 5 6K 5 CAM queue 5 6K 1528 ufs_dirhash 24 5K 24 taskqueue 42 5K 42 DEVFSP 70 5K 74 memdesc 1 4K 1 MCA 32 4K 32 evdev 4 4K 4 kcovinfo 64 4K 68 UMA 236 4K 236 hhook 13 4K 13 session 24 3K 36 pgrp 24 3K 36 select 23 3K 23 acpisem 22 3K 22 terminal 11 3K 11 proc-args 46 3K 539 uidinfo 3 3K 8 sctp_ifa 17 3K 17 local_apic 1 2K 1 io_apic 1 2K 1 ipsec-saq 2 2K 2 ip6ndp 12 2K 21 CAM XPT 22 2K 543 lockf 15 2K 49 sctp_atcl 3 2K 30 in_multi 6 2K 7 Unitno 25 2K 45 crypto 2 2K 2 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_stro 1 1K 1 clone 8 1K 8 vnodemarker 2 1K 154 NFSD session 1 1K 1 CAM periph 4 1K 271 mld 6 1K 6 sctp_ifn 6 1K 6 igmp 6 1K 6 toponodes 6 1K 6 isadev 6 1K 6 mount 16 1K 86 pci_link 10 1K 10 pfil 4 1K 4 chacha20random 1 1K 1 CAM SIM 2 1K 2 epoch 4 1K 4 cdev 2 1K 2 inpcbpolicy 14 1K 296 encap_export_host 8 1K 8 osd 3 1K 9 dirrem 1 1K 102 vnodes 1 1K 1 NFSD lckfile 1 1K 1 NFSD V4client 1 1K 1 DEVFS 9 1K 10 feeder 7 1K 7 filecaps 7 1K 84 loginclass 3 1K 6 sctp_atky 4 1K 31 soname 5 1K 5726 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 diradd 1 1K 133 iov 1 1K 13519 pmchooks 1 1K 1 prison 4 1K 4 nexusdev 5 1K 5 entropy 2 1K 37 tcpfunc 1 1K 1 sctp_vrf 1 1K 1 vnet 1 1K 1 acpiintr 1 1K 1 pmc 1 1K 1 sctp_athm 3 1K 30 cpus 2 1K 2 freework 1 1K 216 sctp_map 2 1K 2 vnet_data_free 1 1K 1 Per-cpu 1 1K 1 p1003.1b 1 1K 1 ath_hal 0 0K 0 athdev 0 0K 0 madt_table 0 0K 2 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 scsi_ch 0 0K 0 pvscsi 0 0K 0 smartpqi 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 nvme_da 0 0K 0 iavf 0 0K 0 ixl 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 mixer 0 0K 0 fpukern_ctx 0 0K 0 xen_intr 0 0K 0 ac97 0 0K 0 hdacc 0 0K 0 xen_hvm 0 0K 0 legacydrv 0 0K 0 qpidrv 0 0K 0 hdac 0 0K 0 hdaa 0 0K 0 dmar_idpgtbl 0 0K 0 dmar_dom 0 0K 0 dmar_ctx 0 0K 0 dmar_dmamap 0 0K 0 acpi_perf 0 0K 0 acpicmbat 0 0K 0 SIIS driver 0 0K 0 isci 0 0K 0 bxe_ilt 0 0K 0 xenbus 0 0K 0 CAM CCB 0 0K 9147 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 ag_tgt_map_t malloc 0 0K 0 UMAHash 0 0K 0 ag_slr_map_t malloc 0 0K 0 lDevFlags * malloc 0 0K 0 vm_pgdata 0 0K 0 jblocks 0 0K 0 savedino 0 0K 98 sentinel 0 0K 0 jfsync 0 0K 0 jtrunc 0 0K 0 sbdep 0 0K 78 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 newdirblk 0 0K 78 mkdir 0 0K 156 freefile 0 0K 99 freeblks 0 0K 107 freefrag 0 0K 9 allocindir 0 0K 0 indirdep 0 0K 130 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 nfsclient_nlminfo 0 0K 0 nfsclient_lock 0 0K 0 NFS FHA 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 6 ip6_msource 0 0K 0 ip6_moptions 0 0K 0 in6_mfilter 0 0K 0 frag6 0 0K 0 tcplog 0 0K 0 LRO 0 0K 0 sctp_mcore 0 0K 0 sctp_socko 0 0K 27 sctp_iter 0 0K 10 sctp_mvrf 0 0K 0 sctp_timw 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 10 sctp_aadr 0 0K 0 sctp_stri 0 0K 0 newreno data 0 0K 0 ip_msource 0 0K 0 ip_moptions 0 0K 0 in_mfilter 0 0K 0 ipid 0 0K 0 80211scan 0 0K 0 80211ratectl 0 0K 0 80211power 0 0K 0 80211nodeie 0 0K 0 80211node 0 0K 0 80211mesh_gt 0 0K 0 80211mesh_rt 0 0K 0 80211perr 0 0K 0 80211prep 0 0K 0 80211preq 0 0K 0 80211dfs 0 0K 0 80211crypto 0 0K 0 80211vap 0 0K 0 iflib 0 0K 0 vlan 0 0K 0 gif 0 0K 0 ifdescr 0 0K 0 zlib 0 0K 0 fadvise 0 0K 0 tiDeviceHandle_t * malloc 0 0K 0 statfs 0 0K 252 export_host 0 0K 0 cl_savebuf 0 0K 3 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 109 accf 0 0K 0 pts 0 0K 0 ioctlops 0 0K 109 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 568 sysctl 0 0K 1 ekcd 0 0K 0 dumper 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 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