panic: tcp_default_fb_init: connection 0xfffffe00776dc540 in unexpected state 10 cpuid = 1 time = 1751255028 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0xc6/frame 0xfffffe0056ecf290 kdb_backtrace() at kdb_backtrace+0xd0/frame 0xfffffe0056ecf3f0 vpanic() at vpanic+0x257/frame 0xfffffe0056ecf5b0 panic() at panic+0xb5/frame 0xfffffe0056ecf680 tcp_default_fb_init() at tcp_default_fb_init+0x697/frame 0xfffffe0056ecf6d0 tcp_ctloutput_set() at tcp_ctloutput_set+0x607/frame 0xfffffe0056ecf850 tcp_ctloutput() at tcp_ctloutput+0x128/frame 0xfffffe0056ecf950 sosetopt() at sosetopt+0x236/frame 0xfffffe0056ecfb50 kern_setsockopt() at kern_setsockopt+0x2b0/frame 0xfffffe0056ecfcc0 sys_setsockopt() at sys_setsockopt+0x77/frame 0xfffffe0056ecfd10 amd64_syscall() at amd64_syscall+0x4e2/frame 0xfffffe0056ecff30 fast_syscall_common() at fast_syscall_common+0xf8/frame 0xfffffe0056ecff30 --- syscall (198, FreeBSD ELF64, __syscall), rip = 0x3a197a, rsp = 0x8226d6f08, rbp = 0x8226d6f80 --- KDB: enter: panic [ thread pid 958 tid 100242 ] Stopped at kdb_enter+0x6e: movq $0,0x25b9ce7(%rip) db> 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 0xfffffe0071e00000 rdx 0x7ffff rbx 0xffffffff827bb8c0 .str.27 rsp 0xfffffe0056ecf3d0 rbp 0xfffffe0056ecf3f0 rsi 0x80001 rdi 0xffffffff81618b29 printf+0x149 r8 0 r9 0xffffffff r10 0x3 r11 0xfffffe0054123550 r12 0xfffffe0054123000 r13 0xfffffffffffffffd r14 0xffffffff827bb8c0 .str.27 r15 0 rip 0xffffffff816026ae kdb_enter+0x6e rflags 0x46 kdb_enter+0x6e: movq $0,0x25b9ce7(%rip) db> show proc Process 958 (syz-executor) at 0xfffffe005410d5a0: state: NORMAL uid: 60928 gids: 0, 0, 5 parent: pid 766 at 0xfffffe00540e3b00 ABI: FreeBSD ELF64 flag: 0x10000180 flag2: 0 arguments: ./syz-executor exec reaper: 0xfffffe0007809040 reapsubtree: 1 sigparent: 20 vmspace: 0xfffffe0054105000 (map 0xfffffe0054105000) (map.pmap 0xfffffe00541050a0) (pmap 0xfffffe0054105110) threads: 2 100134 RunQ syz-executor 100242 Run CPU 1 syz-executor db> ps pid ppid pgrp uid state wmesg wchan cmd 958 766 766 0 R (threaded) syz-executor 100134 RunQ syz-executor 100242 Run CPU 1 syz-executor 944 765 765 0 S (threaded) syz-executor 100165 S nanslp 0xffffffff83b9d581 syz-executor 100225 S connec 0xfffffe00598e8cda syz-executor 100227 S uwait 0xfffffe0059656a00 syz-executor 943 0 0 0 DL - 0xffffffff83cad600 [soaiod4] 942 0 0 0 DL - 0xffffffff83cad600 [soaiod3] 941 0 0 0 DL - 0xffffffff83cad600 [soaiod2] 940 0 0 0 SL so_snd_ 0xfffffe00598e8580 [soaiod1] 937 767 767 0 R (threaded) syz-executor 100115 RunQ syz-executor 100220 S sbwait 0xfffffe0059b1ee0c syz-executor 100222 S uwait 0xfffffe0077665780 syz-executor 936 1 766 0 S uwait 0xfffffe0059656d00 syz-executor 934 1 765 0 S uwait 0xfffffe0077667080 syz-executor 931 1 765 0 S uwait 0xfffffe0059658780 syz-executor 926 1 764 0 S uwait 0xfffffe00584e9580 syz-executor 925 1 766 60928 S uwait 0xfffffe00584ead00 syz-executor 919 1 766 0 S uwait 0xfffffe0077732900 syz-executor 916 1 916 0 Ss+ ttyin 0xfffffe0057dfa8b0 getty 915 1 915 0 Ss+ ttyin 0xfffffe00594908b0 getty 914 1 914 0 Ss+ ttyin 0xfffffe00594910b0 getty 913 1 913 0 Ss+ ttyin 0xfffffe00594918b0 getty 912 1 912 0 Ss+ ttyin 0xfffffe0053f6e0b0 getty 911 1 911 0 Ss+ ttyin 0xfffffe0053f6e8b0 getty 910 1 910 0 Ss+ ttyin 0xfffffe0053f6f0b0 getty 909 1 909 0 Ss+ ttyin 0xfffffe0053f6f8b0 getty 908 1 908 0 Ss+ ttyin 0xfffffe0053f700b0 getty 903 0 0 0 DL mdwait 0xfffffe00776e2000 [md58027] 901 1 765 0 S uwait 0xfffffe0077667180 syz-executor 900 1 765 0 S uwait 0xfffffe0077665e00 syz-executor 893 1 766 0 S uwait 0xfffffe00584ec880 syz-executor 887 783 424 0 S kqread 0xfffffe0007a6c500 rtsol 878 1 764 0 S uwait 0xfffffe00584e9080 syz-executor 866 0 0 0 DL (threaded) [KTLS] 100088 D - 0xfffffe0077674d00 [thr_0] 100149 D - 0xfffffe0077674d80 [thr_1] 100150 D - 0xffffffff83caee28 [reclaim_0] 863 1 764 0 S uwait 0xfffffe0077667780 syz-executor 847 1 764 0 S uwait 0xfffffe0059656700 syz-executor 828 1 765 0 S uwait 0xfffffe0077667580 syz-executor 820 0 0 0 DL aiordy 0xfffffe00540f2580 [aiod4] 818 0 0 0 DL aiordy 0xfffffe00540f2ae0 [aiod3] 817 0 0 0 DL aiordy 0xfffffe00540095c0 [aiod2] 816 0 0 0 DL aiordy 0xfffffe00540f3040 [aiod1] 812 1 766 0 T uwait 0xfffffe0059657680 syz-executor 809 0 0 0 DL mdwait 0xfffffe005861f000 [md0] 783 773 424 0 S wait 0xfffffe00540f4060 sh 773 424 424 0 S wait 0xfffffe00540e1560 sh 767 763 767 0 R syz-executor 766 763 766 0 S nanslp 0xffffffff83b9d581 syz-executor 765 763 765 0 R syz-executor 764 763 764 0 R syz-executor 763 761 761 0 S select 0xfffffe006dbe3ec0 syz-executor 761 759 761 0 Ss sigsusp 0xfffffe00540e2630 csh 759 682 759 0 Ss select 0xfffffe006dbe3f40 sshd 738 1 18 0 S+ piperd 0xfffffe005983d140 logger 737 736 18 0 S+ nanslp 0xffffffff83b9d581 sleep 736 1 18 0 S+ wait 0xfffffe00540f1560 sh 686 1 686 0 Ss nanslp 0xffffffff83b9d580 cron 682 1 682 0 Ss select 0xfffffe006dbe41c0 sshd 495 1 495 0 Ss select 0xfffffe006dbe43c0 syslogd 424 1 424 0 Ss wait 0xfffffe0054008b00 devd 17 0 0 0 DL syncer 0xffffffff83cbafa0 [syncer] 16 0 0 0 DL vlruwt 0xfffffe0007828040 [vnlru] 15 0 0 0 DL (threaded) [bufdaemon] 100080 D psleep 0xffffffff83cb9560 [bufdaemon] 100081 D - 0xffffffff83001ec0 [bufspacedaemon-0] 100095 D sdflush 0xfffffe00596e20e8 [/ worker] 9 0 0 0 DL psleep 0xffffffff83d04400 [vmdaemon] 8 0 0 0 DL (threaded) [pagedaemon] 100078 D psleep 0xffffffff83cea4c8 [dom0] 100082 D launds 0xffffffff83cea4d4 [laundry: dom0] 100083 D umarcl 0xffffffff81dd8c90 [uma] 7 0 0 0 DL - 0xffffffff8391acd0 [rand_harvestq] 6 0 0 0 TL pftm 0xffffffff84852980 [pf purge] 5 0 0 0 DL waiting 0xffffffff84677700 [sctp_iterator] 4 0 0 0 DL (threaded) [cam] 100046 D - 0xffffffff838e5340 [doneq0] 100047 D - 0xffffffff838e52c0 [async] 100076 D - 0xffffffff838e5140 [scanner] 3 0 0 0 DL (threaded) [crypto] 100043 D crypto_ 0xffffffff83ce5d80 [crypto] 100044 D crypto_ 0xfffffe0007a6fc30 [crypto returns 0] 100045 D crypto_ 0xfffffe0007a6fc80 [crypto returns 1] 14 0 0 0 DL seqstat 0xfffffe0053ff0088 [sequencer 00] 13 0 0 0 DL (threaded) [geom] 100037 D - 0xffffffff83b45f20 [g_event] 100038 D - 0xffffffff83b45f40 [g_up] 100039 D - 0xffffffff83b45f60 [g_down] 2 0 0 0 WL (threaded) [clock] 100031 I [clock (0)] 100032 I [clock (1)] 12 0 0 0 RL (threaded) [intr] 100013 I [swi6: task queue] 100014 I [swi6: Giant taskq] 100016 I [swi5: fast taskq] 100033 I [swi1: netisr 0] 100034 Run CPU 0 [swi1: hpts] 100035 I [swi1: hpts] 100048 I [irq24: virtio_pci0] 100049 I [irq25: virtio_pci0] 100050 I [irq26: virtio_pci0] 100051 I [irq27: virtio_pci0] 100052 I [irq28: virtio_pci1] 100053 I [irq29: virtio_pci1] 100054 I [irq30: virtio_pci1] 100055 I [irq31: virtio_pci1] 100056 I [irq32: virtio_pci1] 100061 I [irq10: 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 0xfffffe0007809040 [init] 10 0 0 0 DL audit_w 0xffffffff83ce6820 [audit] 0 0 0 0 DLs (threaded) [kernel] 100000 D parked 0xffffffff84c36ff0 [swapper] 100005 D - 0xfffffe0053e9c800 [softirq_0] 100006 D - 0xfffffe0053e9c700 [softirq_1] 100007 D - 0xfffffe0053e9c600 [if_io_tqg_0] 100008 D - 0xfffffe0053e9c500 [if_io_tqg_1] 100009 D - 0xfffffe0053e9c400 [if_config_tqg_0] 100010 D - 0xfffffe0007765b00 [kqueue_ctx taskq] 100011 D - 0xfffffe0007765a00 [jail_remove taskq] 100012 D - 0xfffffe0007765900 [bus taskq] 100015 D - 0xfffffe0007765600 [thread taskq] 100017 D - 0xfffffe0007765400 [aiod_kick taskq] 100018 D - 0xfffffe0007765300 [deferred_unmount ta] 100019 D - 0xfffffe0007765200 [inm_free taskq] 100020 D - 0xfffffe0007765100 [in6m_free taskq] 100021 D - 0xfffffe0007765000 [linuxkpi_irq_wq] 100022 D - 0xfffffe0007764e00 [linuxkpi_short_wq_0] 100023 D - 0xfffffe0007764e00 [linuxkpi_short_wq_1] 100024 D - 0xfffffe0007764e00 [linuxkpi_short_wq_2] 100025 D - 0xfffffe0007764e00 [linuxkpi_short_wq_3] 100026 D - 0xfffffe0007764d00 [linuxkpi_long_wq_0] 100027 D - 0xfffffe0007764d00 [linuxkpi_long_wq_1] 100028 D - 0xfffffe0007764d00 [linuxkpi_long_wq_2] 100029 D - 0xfffffe0007764d00 [linuxkpi_long_wq_3] 100036 D - 0xfffffe0007764a00 [firmware taskq] 100041 D - 0xfffffe0007764700 [crypto_0] 100042 D - 0xfffffe0007764700 [crypto_1] 100057 D - 0xfffffe0007764300 [vtnet0 rxq 0] 100058 D - 0xfffffe0007764200 [vtnet0 txq 0] 100059 D - 0xfffffe0007764100 [vtnet0 rxq 1] 100060 D - 0xfffffe0007764000 [vtnet0 txq 1] 100062 D vtbslp 0xfffffe0057d7eb80 [virtio_balloon] 100066 D - 0xffffffff827c0c60 [deadlkres] 100070 D - 0xfffffe00593dc300 [acpi_task_0] 100071 D - 0xfffffe00593dc300 [acpi_task_1] 100072 D - 0xfffffe00593dc300 [acpi_task_2] 100074 D - 0xfffffe0007765c00 [mca taskq] 100075 D - 0xfffffe0007764600 [CAM taskq] 100077 D - 0xfffffe00593db600 [ipsec_offload] 947 944 765 0 Z syz-executor db> show all locks Process 958 (syz-executor) thread 0xfffffe0054123000 (100242) exclusive rw tcpinp (tcpinp) r = 0 (0xfffffe00776dc560) locked @ /syzkaller/managers/main/kernel/sys/netinet/tcp_usrreq.c:1734 Process 937 (syz-executor) thread 0xfffffe0054133780 (100220) exclusive sx so_snd_sx (so_snd_sx) r = 0 (0xfffffe00598e8580) locked @ /syzkaller/managers/main/kernel/sys/kern/uipc_socket.c:4831 Process 764 (syz-executor) thread 0xfffffe00540a3780 (100109) exclusive sleep mutex process lock (process lock) r = 0 (0xfffffe00540e2c08) locked @ /syzkaller/managers/main/kernel/sys/kern/subr_trap.c:105 Process 12 (intr) thread 0xfffffe0007821000 (100034) exclusive sleep mutex tcp_hpts_lck (hpts) r = 0 (0xfffffe0007764c00) locked @ /syzkaller/managers/main/kernel/sys/netinet/tcp_hpts.c:1403 db> show malloc Type InUse MemUse Requests pf_hash 6 12804K 6 linker 376 5071K 709 tcp_hpts 7 4801K 7 devbuf 4188 4324K 4215 sysctloid 35221 2075K 35296 vtbuf 24 1968K 46 kobj 331 1324K 519 newblk 22 1030K 1032 vfscache 3 1025K 3 pcb 32 671K 103 inodedep 30 523K 197 ufs_quota 1 512K 1 vfs_hash 1 512K 1 callout 2 512K 2 intr 4 472K 4 filedesc 44 345K 205 subproc 162 326K 1049 vnet_data 2 224K 2 acpitask 1 224K 1 KTRACE 101 201K 1383 acpica 1674 184K 54444 vmem 5 144K 7 tidhash 3 141K 3 pagedep 15 132K 89 tfo_ccache 1 128K 1 IP reass 1 128K 1 DEVFS1 111 111K 128 sem 4 106K 4 gtaskqueue 18 98K 18 bus 1006 82K 5090 mtx_pool 3 74K 3 syncache 1 68K 1 NFSD srvcache 3 68K 3 module 521 66K 528 ddb_capture 1 64K 1 kdtrace 223 43K 1202 umtx 336 42K 336 temp 35 37K 1944 DEVFS3 130 33K 140 hostcache 1 32K 1 shm 1 32K 3 msg 4 30K 4 kbdmux 6 28K 6 DEVFS_RULE 56 20K 56 ifaddr 66 19K 68 ufs_mount 4 17K 5 proc 3 17K 3 LRO 16 17K 16 tty 16 16K 16 routetbl 124 16K 395 ithread 90 15K 90 bus-sc 34 15K 1656 lltable 44 14K 45 eventhandler 163 14K 163 GEOM 75 13K 553 ifnet 7 13K 7 ether_multi 152 13K 198 kenv 95 12K 95 CAM queue 5 11K 1528 rman 82 10K 467 rpc 8 9K 8 plimit 23 9K 610 in6_multi 65 9K 66 bmsafemap 2 9K 161 devstat 4 9K 4 UART 12 9K 12 md_disk 3 9K 3 filemon 1 8K 1 ksem 1 8K 1 shmfd 1 8K 1 pfs_vncache 1 8K 1 kqueue 78 8K 1040 cred 30 8K 224 audit_evclass 239 8K 301 taskqueue 69 8K 81 sglist 6 7K 6 CAM DEV 3 6K 510 pfs_nodes 22 6K 22 mount 24 6K 127 ufs_dirhash 24 5K 24 pwddesc 72 5K 965 UMA 269 5K 269 pf_ifnet 10 5K 19 tcp_fsb_rack 2 5K 4 vt 11 5K 11 memdesc 1 4K 1 MCA 32 4K 32 md_sectors 1 4K 1 evdev 4 4K 4 acpisem 28 4K 28 dirrem 13 4K 129 DEVFSP 45 3K 64 terminal 11 3K 11 proc-args 87 3K 2028 acpidev 20 3K 20 CC Mem 19 3K 56 uidinfo 4 3K 15 hhook 8 3K 10 clone 9 3K 9 kcovinfo 36 3K 36 selfd 35 3K 9219 crypto 8 3K 15 session 17 3K 54 local_apic 1 2K 1 io_apic 1 2K 1 ipsec-saq 2 2K 2 freefrag 15 2K 28 ip6ndp 12 2K 14 Unitno 32 2K 269 lockf 16 2K 30 sctp_ifa 13 2K 14 CAM XPT 22 2K 543 mkdir 12 2K 150 freefile 12 2K 98 in_multi 6 2K 15 pfil 14 2K 14 tun 4 2K 4 toponodes 6 2K 6 ipsecpolicy 2 2K 2 diradd 10 2K 149 BPF 7 2K 18 inpcbpolicy 39 2K 279 msi 9 2K 9 newdirblk 9 2K 75 netlink 2 2K 74 softdep 1 1K 1 sahead 1 1K 1 secasvar 1 1K 1 nhops 6 1K 8 vnodemarker 2 1K 20 NFSD session 1 1K 1 CAM periph 4 1K 271 osd 24 1K 72 sctp_ifn 6 1K 14 ipsec 3 1K 3 mld 6 1K 6 igmp 6 1K 6 select 6 1K 37 isadev 6 1K 12 pci_link 10 1K 10 encap_export_host 12 1K 12 ip6opt 3 1K 15 freework 3 1K 157 freeblks 2 1K 89 cdev 2 1K 2 lkpikmalloc 8 1K 9 counter_rate 14 1K 14 sctp_atcl 1 1K 17 chacha20random 1 1K 1 biobuf 1 1K 1 ktls 3 1K 11 sctp_timw 1 1K 1 tcp_pcm_rack 1 1K 2 ip_msource 4 1K 4 vnodes 1 1K 4 NFSD lckfile 1 1K 1 NFSD V4client 1 1K 1 DEVFS 9 1K 10 CAM SIM 2 1K 2 feeder 7 1K 7 cryptodev 3 1K 67 in6_mfilter 3 1K 6 frag6 2 1K 2 tcpfunc 3 1K 3 loginclass 3 1K 5 prison 6 1K 6 nexusdev 8 1K 8 apmdev 1 1K 1 atkbddev 2 1K 2 ktls_ocf 1 1K 2 ip6_msource 2 1K 3 aio 4 1K 4 soname 5 1K 3386 eventfd 1 1K 2 pmchooks 1 1K 1 filedesc_to_leader 2 1K 4 CAM path 4 1K 1034 CAM dev queue 2 1K 2 CAM I/O Scheduler 1 1K 1 filecaps 3 1K 78 sctp_vrf 1 1K 1 ip6_moptions 2 1K 5 vnet 1 1K 1 iov 1 1K 14078 pmc 1 1K 1 sigio 1 1K 2 entropy 2 1K 35 acpiintr 1 1K 1 sctp_atky 1 1K 19 cpus 2 1K 2 vnet_data_free 1 1K 1 fadvise 1 1K 1 Per-cpu 1 1K 1 sctp_athm 1 1K 18 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_krule_item 0 0K 0 pf_temp 0 0K 0 sctp_mcore 0 0K 0 sctp_socko 0 0K 2 sctp_iter 0 0K 12 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 12 sctp_aadr 0 0K 0 sctp_stro 0 0K 1 sctp_stri 0 0K 2 sctp_map 0 0K 2 tcp_do_rack 0 0K 0 mqdata 0 0K 0 ipcomp 0 0K 0 esp 0 0K 0 ah 0 0K 0 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 NMI handlers 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 amdiommu_dom 0 0K 0 amdiommu_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 82 sentinel 0 0K 0 jfsync 0 0K 0 jtrunc 0 0K 0 sbdep 0 0K 8 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 allocindir 0 0K 0 indirdep 0 0K 83 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 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 0 ipsecrequest 0 0K 0 tcplog 0 0K 0 tcp_hwpace 0 0K 0 ip_moptions 0 0K 5 in_mfilter 0 0K 13 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 26 VN POLL 0 0K 1 statfs 0 0K 191 namei_tracker 0 0K 0 export_host 0 0K 0 cl_savebuf 0 0K 14 lio 0 0K 2 acl 0 0K 0 mbuf_tag 0 0K 2 accf 0 0K 0 pts 0 0K 0 timerfd 0 0K 0 procdesc 0 0K 10 ioctlops 0 0K 108 Witness 0 0K 0 stack 0 0K 0 sbuf 0 0K 312 firmware 0 0K 0 compressor 0 0K 0 SWAP 0 0K 0 sysctltmp 0 0K 681 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 84 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 1 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 mpi3mrbuf 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 175 SCSI ENC 0 0K 0 SCSI sa 0 0K 0 scsi_pass 0 0K 0 scsi_da 0 0K 70 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 8343 1055 13746 0 254 38494208 0 mbuf 256 8922 740 18828 0 254 2473472 0 BUF TRIE 152 225 11579 901 0 62 1794208 0 malloc-384 384 4198 32 4231 0 30 1624320 0 malloc-128 128 11612 106 15110 0 126 1499904 0 malloc-4096 4096 333 5 717 0 2 1384448 0 tcp_log 416 2966 337 6460 0 254 1374048 0 UMA Slabs 0 112 11032 14 11032 0 126 1237152 0 RADIX NODE 152 6622 341 30820 0 62 1058376 0 malloc-65536 65536 14 2 80 0 1 1048576 0 mbuf_cluster 2048 508 0 508 0 254 1040384 0 vmem btag 56 16552 119 16552 0 254 933576 0 FFS inode 1168 541 19 644 0 8 654080 0 sctp_ep 1152 1 510 15 0 254 588672 0 sctp_asoc 2256 0 255 1 0 254 575280 0 socket 1024 56 452 1520 0 254 520192 0 lkpicurr 168 2 3094 2 0 62 520128 0 pbuf 2624 0 178 0 0 2 467072 0 malloc-16384 16384 21 4 100 0 1 409600 0 malloc-4096 4096 77 3 1524 0 2 327680 0 THREAD 1860 149 19 242 0 8 312480 0 VM OBJECT 248 1162 86 14995 0 62 309504 0 256 Bucket 2048 131 13 1043 0 8 294912 0 malloc-64 64 4004 595 6012 0 254 294336 0 VNODE 440 580 86 685 0 30 293040 0 malloc-2048 2048 106 22 639 0 8 262144 0 malloc-2048 2048 17 103 600 0 8 245760 0 malloc-16 16 14529 471 15290 0 254 240000 0 DEVCTL 1024 26 194 151 0 0 225280 0 malloc-32768 32768 0 6 44 0 1 196608 0 sctp_raddr 736 0 264 1 0 254 194304 0 UMA Zones 768 241 3 241 0 16 187392 0 malloc-32 32 5435 235 7358 0 254 181440 0 malloc-128 128 1176 219 25505 0 126 178560 0 lkpimm 56 1 3095 1 0 254 173376 0 MAP ENTRY 96 1485 279 48016 0 126 169344 0 unpcb 320 14 502 1194 0 254 165120 0 FPU_save_area 832 151 47 314 0 16 164736 0 malloc-32768 32768 0 5 24 0 1 163840 0 malloc-1024 1024 140 20 1183 0 16 163840 0 malloc-128 128 1049 222 1085 0 126 162688 0 FFS2 dinode 256 541 89 643 0 62 161280 0 malloc-256 256 40 590 1305 0 62 161280 0 malloc-16384 16384 5 4 15 0 1 147456 0 S VFS Cache 104 1023 264 1165 0 126 133848 0 malloc-65536 65536 0 2 110 0 1 131072 0 malloc-65536 65536 2 0 2 0 1 131072 0 mbuf_packet 256 8 500 180 0 254 130048 0 PROC 1376 72 16 958 0 8 121088 0 ksiginfo 112 68 976 174 0 126 116928 0 malloc-8192 8192 7 6 18 0 1 106496 0 malloc-32768 32768 3 0 3 0 1 98304 0 malloc-32768 32768 3 0 3 0 1 98304 0 malloc-4096 4096 13 9 37 0 2 90112 0 filedesc0 1072 72 12 965 0 8 90048 0 UMA Kegs 384 227 6 227 0 30 89472 0 g_bio 408 0 210 6773 0 30 85680 0 128 Bucket 1024 54 29 269 0 16 84992 0 malloc-128 128 390 261 964 0 126 83328 0 malloc-256 256 223 92 490 0 62 80640 0 malloc-256 256 207 108 772 0 62 80640 0 md0 512 128 24 128 0 30 77824 0 malloc-4096 4096 14 4 26 0 2 73728 0 malloc-64 64 613 458 16213 0 254 68544 0 malloc-65536 65536 1 0 1 0 1 65536 0 malloc-65536 65536 0 1 8 0 1 65536 0 malloc-32768 32768 0 2 120 0 1 65536 0 malloc-384 384 111 39 456 0 30 57600 0 malloc-384 384 50 100 246 0 30 57600 0 malloc-64 64 277 542 367 0 254 52416 0 malloc-64 64 471 348 731 0 254 52416 0 malloc-128 128 27 376 381 0 126 51584 0 malloc-256 256 39 156 1048 0 62 49920 0 malloc-256 256 94 101 477 0 62 49920 0 32 Bucket 256 77 118 445 0 62 49920 0 DIRHASH 1024 34 14 34 0 16 49152 0 NAMEI 1024 0 48 13882 0 16 49152 0 malloc-1024 1024 6 42 536 0 16 49152 0 64 Bucket 512 91 5 1761 0 30 49152 0 syncache 168 0 264 3 0 254 44352 0 tcp_inpcb 1304 19 14 56 0 8 43032 0 clpbuf 2624 0 16 68 0 4 41984 0 vnpbuf 2624 0 16 1 0 16 41984 0 malloc-8192 8192 5 0 5 0 1 40960 0 malloc-8192 8192 4 1 7 0 1 40960 0 malloc-8192 8192 5 0 5 0 1 40960 0 pcpu-8 8 4708 412 4899 0 254 40960 0 VMSPACE 584 44 26 932 0 16 40880 0 pipe 736 20 35 335 0 16 40480 0 sctp_chunk 152 0 260 1 0 254 39520 0 da_ccb 544 0 70 1805 0 16 38080 0 udp_inpcb 408 10 80 186 0 30 36720 0 malloc-64 64 8 559 44 0 254 36288 0 malloc-64 64 43 524 9302 0 254 36288 0 malloc-64 64 270 297 1197 0 254 36288 0 malloc-64 64 20 547 302 0 254 36288 0 tcp_rack_map 128 3 276 8 0 126 35712 0 malloc-128 128 23 256 82 0 126 35712 0 malloc-128 128 40 239 272 0 126 35712 0 malloc-128 128 56 223 800 0 126 35712 0 routing nhops 256 26 109 33 0 62 34560 0 ttyoutq 256 72 63 432 0 62 34560 0 malloc-256 256 49 86 54 0 62 34560 0 malloc-256 256 40 95 595 0 62 34560 0 TURNSTILE 136 169 83 169 0 62 34272 0 SLEEPQUEUE 88 169 215 169 0 126 33792 0 malloc-32768 32768 1 0 1 0 1 32768 0 malloc-16384 16384 0 2 190 0 1 32768 0 malloc-8192 8192 2 2 109 0 1 32768 0 malloc-4096 4096 3 5 7 0 2 32768 0 malloc-4096 4096 3 5 53 0 2 32768 0 malloc-2048 2048 0 16 13 0 8 32768 0 malloc-2048 2048 5 11 11 0 8 32768 0 malloc-2048 2048 8 8 8 0 8 32768 0 malloc-2048 2048 1 15 74 0 8 32768 0 malloc-2048 2048 5 11 198 0 8 32768 0 malloc-2048 2048 5 11 21 0 8 32768 0 malloc-1024 1024 2 30 50 0 16 32768 0 malloc-1024 1024 1 31 6 0 16 32768 0 malloc-1024 1024 4 28 165 0 16 32768 0 malloc-1024 1024 5 27 10 0 16 32768 0 malloc-512 512 0 64 123 0 30 32768 0 malloc-512 512 3 61 21 0 30 32768 0 malloc-512 512 9 55 9 0 30 32768 0 malloc-512 512 3 61 22 0 30 32768 0 malloc-512 512 5 59 80 0 30 32768 0 malloc-512 512 0 64 6 0 30 32768 0 pcpu-64 64 497 15 497 0 254 32768 0 ttyinq 160 135 65 810 0 62 32000 0 Files 80 208 192 7854 0 126 32000 0 PGRP 120 21 243 58 0 126 31680 0 pf frags 232 1 135 2 0 62 31552 0 sctp_laddr 48 0 588 12 0 254 28224 0 rl_entry 48 4 584 9 0 254 28224 0 malloc-32 32 315 567 503 0 254 28224 0 16 Bucket 144 65 131 315 0 62 28224 0 4 Bucket 48 8 580 16 0 254 28224 0 udplite_inpcb 408 2 61 12 0 30 25704 0 cpuset 200 9 119 10 0 62 25600 0 pf frag entries 40 1 605 3 0 254 24240 0 ertt_txseginfo 40 4 602 668 0 254 24240 0 PWD 40 28 578 154 0 254 24240 0 rtentry 168 29 115 33 0 62 24192 0 8 Bucket 80 60 240 354 0 126 24000 0 malloc-384 384 2 58 23 0 30 23040 0 malloc-384 384 24 36 611 0 30 23040 0 tcp_rack_pcb 1088 1 20 2 0 8 22848 0 ripcb 376 8 52 25 0 30 22560 0 Mountpoints 2816 2 6 2 0 4 22528 0 pf fragment node 72 1 279 2 0 126 20160 0 hostcache 64 1 314 1 0 254 20160 0 ertt 72 19 261 56 0 126 20160 0 malloc-32 32 35 595 203 0 254 20160 0 malloc-32 32 79 551 321 0 254 20160 0 malloc-32 32 131 499 881 0 254 20160 0 malloc-32 32 111 519 2990 0 254 20160 0 malloc-32 32 56 574 224 0 254 20160 0 2 Bucket 32 70 560 407 0 254 20160 0 KNOTE 160 4 121 60 0 62 20000 0 tcp_bbr_map 128 0 155 3 0 126 19840 0 AIOCB 552 2 33 17 0 16 19320 0 ktls_session 256 1 74 2 0 62 19200 0 L VFS Cache 320 0 60 5 0 30 19200 0 malloc-256 256 28 47 187 0 62 19200 0 vmem 1856 2 7 2 0 8 16704 0 epoch_record pcpu 256 4 60 4 0 62 16384 0 malloc-16384 16384 1 0 1 0 1 16384 0 malloc-16384 16384 1 0 1 0 1 16384 0 malloc-16384 16384 1 0 1 0 1 16384 0 malloc-8192 8192 2 0 2 0 1 16384 0 malloc-1024 1024 12 4 12 0 16 16384 0 malloc-1024 1024 8 8 8 0 16 16384 0 malloc-512 512 1 31 19 0 30 16384 0 malloc-512 512 1 31 2 0 30 16384 0 SMR CPU 32 8 503 8 0 254 16352 0 tcp_bbr_pcb 896 0 18 1 0 16 16128 0 ipq 56 1 287 1 0 254 16128 0 AIO 208 1 75 14 0 62 15808 0 kenv 258 17 43 1065 0 30 15480 0 mqnode 416 3 33 3 0 30 14976 0 domainset 40 0 315 1 0 254 12600 0 SMR SHARED 24 8 503 8 0 254 12264 0 malloc-32 32 8 370 74 0 254 12096 0 malloc-16 16 36 714 113 0 254 12000 0 malloc-16 16 27 723 142 0 254 12000 0 malloc-16 16 279 471 288 0 254 12000 0 malloc-16 16 92 658 213 0 254 12000 0 malloc-16 16 185 565 3018 0 254 12000 0 malloc-16 16 18 732 24867 0 254 12000 0 malloc-16 16 55 695 1492 0 254 12000 0 cryptop 280 0 42 2 0 30 11760 0 itimer 352 0 33 16 0 30 11616 0 malloc-384 384 7 23 7 0 30 11520 0 malloc-384 384 11 19 11 0 30 11520 0 malloc-384 384 0 30 1 0 30 11520 0 AIOLIO 272 0 42 1 0 30 11424 0 tfo_ccache_entries 80 1 127 1 0 126 10240 0 malloc-8192 8192 0 1 42 0 1 8192 0 malloc-8192 8192 1 0 1 0 1 8192 0 malloc-4096 4096 0 2 9 0 2 8192 0 malloc-4096 4096 1 1 1 0 2 8192 0 pcpu-16 16 8 504 8 0 254 8192 0 vtnet_tx_hdr 24 0 334 1687 0 254 8016 0 UMA Slabs 1 176 9 13 9 0 62 3872 0 KMAP ENTRY 96 12 27 41 0 0 3744 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 152 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 table entries 160 0 0 0 0 254 0 0 pf table entry counters 64 0 0 0 0 254 0 0 pf UDP mappings 104 0 0 0 0 126 0 0 pf source nodes 152 0 0 0 0 254 0 0 pf state keys 88 0 0 0 0 126 0 0 pf states 384 0 0 0 0 254 0 0 pf tags 104 0 0 0 0 126 0 0 pf mtags 184 0 0 0 0 62 0 0 tfo 4 0 0 0 0 254 0 0 sackhole 32 0 0 0 0 254 0 0 sctp_asconf_ack 48 0 0 0 0 254 0 0 sctp_asconf 40 0 0 0 0 254 0 0 sctp_stream_msg_out 112 0 0 0 0 254 0 0 sctp_readq 152 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 IPsec SA lft_c 16 0 0 0 0 254 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 240 0 0 0 0 62 0 0 NCLNODE 608 0 0 0 0 16 0 0 LTS VFS Cache 360 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 152 0 0 0 0 62 0 0 IOMMU_MAP_ENTRY 112 0 0 0 0 126 0 0 skbuff 1808 0 0 0 0 8 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 nfspbuf 2624 0 0 0 0 4 0 0 swwbuf 2624 0 0 0 0 2 0 0 swrbuf 2624 0 0 0 0 4 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 152 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-16384 16384 0 0 0 0 1 0 0 malloc-16384 16384 0 0 0 0 1 0 0 pcpu-32 32 0 0 0 0 254 0 0 pcpu-4 4 0 0 0 0 254 0 0 fakepg 88 0 0 0 0 126 0 0 UMA Hash 256 0 0 0 0 62 0 0 db> show all tcpcbs/bl tcpcb at 0xfffffe00776dc540 t_segq first: 0 t_segqlen: 0 t_dupacks: 0 t_callout: 0xfffffe00776dc6c8 t_timers: 0xfffffe00776dc708 t_state: 10 (TCPS_TIME_WAIT) t_flags: 0x18000018 (TF_NOOPT, TF_SENTFIN, TF_SENTSYN, TF_LRD) t_flags2: 0x1840a (TF2_PLPMTU_PMTUD, TF2_LOG_AUTO, TF2_FBYTES_COMPLETE, TF2_MBUF_ACKCMP, TF2_SUPPORTS_MBUFQ) snd_una: 0x87a80d9a snd_max: 0x87a80d9a snd_nxt: 0x87a80d9a snd_up: 0x87a80d9a snd_wl1: 0x87a80d99 snd_wl2: 0x87a80d99 iss: 0x87a80b48 irs: 0x87a80b48 rcv_nxt: 0x87a80d9a rcv_adv: 0x87a90b4a rcv_wnd: 64944 rcv_up: 0x87a80d99 snd_wnd: 64944 snd_cwnd: 5953 snd_ssthresh: 1073725440 snd_recover: 0x87a80d9a t_rcvtime: 2147428491 t_startime: 2147428491 t_rttime: 2147428491 t_rtsq: 0x87a80b48 t_rxtcur: 230000 t_maxseg: 536 t_srtt: 332 t_rttvar: 166 t_rxtshift: 0 t_rttmin: 3 t_rttupdated: 1 max_sndwnd: 65535 t_softerror: 0 t_oobflags: 0x0 () t_iobc: 0x00 snd_scale: 0 rcv_scale: 0 request_r_scale: 6 ts_recent: 0 ts_recent_age: 0 ts_offset: 1806196936 last_ack_sent: 0x87a80d9a snd_cwnd_prev: 0 snd_ssthresh_prev: 0 snd_recover_prev: 0x00000000 t_badrxtwin: 0 snd_numholes: 0 snd_holes first: 0 snd_fack: 0x00000000 rcv_numsacks: 0 t_rttlow: 1 rfbuf_ts: 0 rfbuf_cnt: 592 t_fb.tfb_tcp_block_name: rack t_cc.name: cubic _t_logstate: 1 (TCP_LOG_STATE_TAIL) t_lognum: 64 t_loglimit: 5000 t_logsn: 64 0.000 ATTACH, error: 0 +0.000 BIND, error: 0 +0.000 +0.000 +0.000 +0.000 +0.000 +0.000 Starting Keepalive timer: 75000 ms +0.000 > S 2275937096:2275937096(0) win 65535 +0.000 +0.000 +0.000 CONNECT, error: 0 +0.000 < S 2275937096:2275937096(0) win 65535 +0.003 > S. 2275937096:2275937096(0) ack 2275937097 win 65535 +0.000 +0.000 +0.000 < S. 2275937096:2275937096(0) ack 2275937097 win 65535 +0.000 > . 2275937097:2275937097(0) ack 2275937097 win 65535 +0.000 +0.000 +0.000 +0.000 < . 2275937097:2275937097(0) ack 2275937097 win 65535 +0.000 +0.000 +0.003 > . 2275937097:2275937633(536) ack 2275937097 win 65535 +0.000 +0.000 > P. 2275937633:2275937689(56) ack 2275937097 win 65535 +0.000 +0.000 +0.000 usersend: rcv.acc: 0 rcv.ccc: 0 snd.acc: 592 snd.ccc: 592 +0.000 SEND_EOF, error: 0 +0.000 < . 2275937097:2275937633(536) ack 2275937097 win 65535 +0.000 +0.000 +0.000 +0.000 +0.000 < P. 2275937633:2275937689(56) ack 2275937097 win 65535 +0.000 > . 2275937689:2275937689(0) ack 2275937689 win 64944 +0.000 +0.000 +0.000 < . 2275937689:2275937689(0) ack 2275937689 win 64944 +0.000 +0.000 +0.000 +0.000 +0.000 +0.000 +0.000 > F.FF 2275937689:2275937689(0) ack 2275937689 win 64944 +0.000 +0.000 +0.000 +0.000 +0.000 < F.FF 2275937689:2275937689(0) ack 2275937689 win 64944 +0.000 +0.000 +0.000 > F.FF 2275937689:2275937689(0) ack 2275937690 win 64944 +0.000 +0.000 +0.000 +0.000 +0.000 < F.FF 2275937689:2275937689(0) ack 2275937690 win 64944 +0.000 +0.000 > . 2275937690:2275937690(0) ack 2275937690 win 64944 +0.000 Starting 2 MSL timer: 20 ms