panic: hold_tcblock is false cpuid = 0 time = 1645330290 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0xc7/frame 0xfffffe009a39c050 kdb_backtrace() at kdb_backtrace+0xd3/frame 0xfffffe009a39c1b0 vpanic() at vpanic+0x2b8/frame 0xfffffe009a39c290 panic() at panic+0xb5/frame 0xfffffe009a39c350 sctp_lower_sosend() at sctp_lower_sosend+0x5976/frame 0xfffffe009a39c740 sctp_sosend() at sctp_sosend+0x72c/frame 0xfffffe009a39c9e0 sosend() at sosend+0xfc/frame 0xfffffe009a39ca50 kern_sendit() at kern_sendit+0x58a/frame 0xfffffe009a39cbc0 sendit() at sendit+0x2b0/frame 0xfffffe009a39cc10 sys_sendto() at sys_sendto+0x182/frame 0xfffffe009a39cd30 amd64_syscall() at amd64_syscall+0x40c/frame 0xfffffe009a39cf30 fast_syscall_common() at fast_syscall_common+0xf8/frame 0xfffffe009a39cf30 --- syscall (198, FreeBSD ELF64, nosys), rip = 0x28a42a, rsp = 0x831a26f08, rbp = 0x831a26f70 --- KDB: enter: panic [ thread pid 3534 tid 103481 ] Stopped at kdb_enter+0x6b: movq $0,0x2708c3a(%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 0x689b41c35bea90aa rdx 0x3ffff rbx 0 rsp 0xfffffe009a39c190 rbp 0xfffffe009a39c1b0 rsi 0x40001 rdi 0xffffffff817721da vprintf+0x35a r8 0 r9 0xffffffff r10 0 r11 0xfffffe009b1dffd0 r12 0xfffffe009b1dfac0 r13 0xfffffe009a39c201 r14 0xffffffff82ba1cc0 .str.18 r15 0xffffffff82ba1cc0 .str.18 rip 0xffffffff8176575b kdb_enter+0x6b rflags 0x46 kdb_enter+0x6b: movq $0,0x2708c3a(%rip) db> show proc Process 3534 (syz-executor.3) at 0xfffffe009b0faa90: state: NORMAL uid: 0 gids: 0, 0, 5 parent: pid 791 at 0xfffffe008fea1a90 ABI: FreeBSD ELF64 flag: 0x10000080 flag2: 0 arguments: /root/syz-executor.3 exec reaper: 0xfffffe0053dda000 reapsubtree: 1 sigparent: 20 vmspace: 0xfffffe009a91d3f0 (map 0xfffffe009a91d3f0) (map.pmap 0xfffffe009a91d4b0) (pmap 0xfffffe009a91d518) threads: 3 102680 Run CPU 1 syz-executor.3 103476 S connec 0xfffffe0058c13c1a syz-executor.3 103481 Run CPU 0 syz-executor.3 db> ps pid ppid pgrp uid state wmesg wchan cmd 3534 791 791 0 R (threaded) syz-executor.3 102680 Run CPU 1 syz-executor.3 103476 S connec 0xfffffe0058c13c1a syz-executor.3 103481 Run CPU 0 syz-executor.3 2941 1 779 0 S uwait 0xfffffe0057879700 syz-executor.2 2833 2824 2833 0 Ss select 0xfffffe009b150bc0 dhclient 2829 1 2829 0 Ss select 0xfffffe009b150c40 dhclient 2824 2812 430 65 S select 0xfffffe0099c56bc0 dhclient 2812 430 430 0 S wait 0xfffffe0058be4a90 sh 2801 1 2801 65 Ss select 0xfffffe0099c56cc0 dhclient 2585 1 777 0 S uwait 0xfffffe0057879c00 syz-executor.0 2580 1 777 0 S uwait 0xfffffe008feaca00 syz-executor.0 2572 1 777 0 S uwait 0xfffffe0099c57900 syz-executor.0 2568 1 777 0 S uwait 0xfffffe0099c57b00 syz-executor.0 2535 0 0 0 DL (threaded) [KTLS] 102213 D - 0xfffffe0057a64400 [thr_0] 102214 D - 0xfffffe0057a64480 [thr_1] 102215 D - 0xffffffff83f5c4a8 [alloc_0] 2480 1 791 0 S uwait 0xfffffe008feac700 syz-executor.3 2469 1 779 0 S uwait 0xfffffe0057446d00 syz-executor.2 2468 1 778 0 S uwait 0xfffffe008feadb80 syz-executor.1 2467 1 791 0 S uwait 0xfffffe008feac200 syz-executor.3 2462 1 779 0 S uwait 0xfffffe0099c58880 syz-executor.2 2461 1 791 0 S uwait 0xfffffe0099c59600 syz-executor.3 2460 1 778 0 S uwait 0xfffffe008feac800 syz-executor.1 2455 1 779 0 S uwait 0xfffffe0057446800 syz-executor.2 2454 1 778 0 S uwait 0xfffffe0099c59700 syz-executor.1 2448 1 778 0 S uwait 0xfffffe008feacd00 syz-executor.1 2442 1 779 0 S uwait 0xfffffe0057877580 syz-executor.2 2324 1 791 0 S uwait 0xfffffe008fead580 syz-executor.3 2323 1 791 0 S uwait 0xfffffe0057877480 syz-executor.3 2317 1 791 0 S uwait 0xfffffe0099c59200 syz-executor.3 2315 1 791 0 S uwait 0xfffffe0053fded00 syz-executor.3 2312 1 778 0 S uwait 0xfffffe0099c58380 syz-executor.1 2311 1 778 0 S uwait 0xfffffe008feac600 syz-executor.1 2310 1 777 0 S uwait 0xfffffe0057446e00 syz-executor.0 2309 1 791 0 S uwait 0xfffffe0099c58180 syz-executor.3 2307 1 791 0 S uwait 0xfffffe0099c59100 syz-executor.3 2306 1 777 0 S uwait 0xfffffe0057877680 syz-executor.0 2303 1 779 0 S uwait 0xfffffe0099c59000 syz-executor.2 2302 1 791 0 S uwait 0xfffffe0099c58c80 syz-executor.3 2301 1 779 0 S uwait 0xfffffe0099c58b80 syz-executor.2 2300 1 778 0 S uwait 0xfffffe008feacc00 syz-executor.1 2298 1 777 0 S uwait 0xfffffe0099c58980 syz-executor.0 2297 1 791 0 S uwait 0xfffffe0057446500 syz-executor.3 2296 1 778 0 S uwait 0xfffffe008feace00 syz-executor.1 2295 1 777 0 S uwait 0xfffffe008feae580 syz-executor.0 2291 1 779 0 S uwait 0xfffffe008feac500 syz-executor.2 2290 1 778 0 S uwait 0xfffffe0099c59500 syz-executor.1 2289 1 779 0 S uwait 0xfffffe0099c59300 syz-executor.2 2288 1 777 0 S uwait 0xfffffe0057446900 syz-executor.0 2286 1 791 0 S uwait 0xfffffe0057446700 syz-executor.3 2285 1 778 0 S uwait 0xfffffe0099c59400 syz-executor.1 2284 1 777 0 S uwait 0xfffffe0057446f00 syz-executor.0 2283 1 791 0 S uwait 0xfffffe0057446a00 syz-executor.3 2279 1 779 0 S uwait 0xfffffe0057878400 syz-executor.2 2278 1 779 0 S uwait 0xfffffe0057877980 syz-executor.2 2277 1 791 0 S uwait 0xfffffe0057446600 syz-executor.3 2273 1 791 0 S umtxn 0xfffffe0057877280 syz-executor.3 2262 1 791 0 S uwait 0xfffffe008feae380 syz-executor.3 2259 1 791 0 S uwait 0xfffffe0057443280 syz-executor.3 2111 1 2109 0 S uwait 0xfffffe0057877180 syz-executor.0 2108 1 2106 0 S uwait 0xfffffe008feada80 syz-executor.0 2103 1 2101 0 S uwait 0xfffffe0057877b80 syz-executor.0 2098 1 2096 0 S uwait 0xfffffe008fead880 syz-executor.0 2043 1 2043 0 Ss select 0xfffffe0057876040 dhclient 2037 1 2037 0 Ss select 0xfffffe008feac140 dhclient 2017 1 2017 65 Ss select 0xfffffe0099c58ec0 dhclient 1908 1 791 0 S uwait 0xfffffe008feadc80 syz-executor.3 1906 1 791 0 S uwait 0xfffffe0057877d80 syz-executor.3 1904 1 791 0 S uwait 0xfffffe0056f48e00 syz-executor.3 1899 1 791 0 S uwait 0xfffffe008fead100 syz-executor.3 1186 1 791 0 T uwait 0xfffffe0056f48a00 syz-executor.3 1183 1 791 0 T uwait 0xfffffe008feae680 syz-executor.3 1179 1 1179 0 Ss select 0xfffffe008fead1c0 dhclient 1176 1 1176 0 Ss select 0xfffffe008feacec0 dhclient 1156 1 779 0 T uwait 0xfffffe0057877780 syz-executor.2 1155 1 791 0 T uwait 0xfffffe0057877e80 syz-executor.3 1147 1 779 0 T syz-executor.2 1144 1 779 0 T uwait 0xfffffe0057877080 syz-executor.2 1129 1 779 0 T syz-executor.2 972 0 0 0 DL aiordy 0xfffffe0092653000 [aiod4] 971 0 0 0 DL aiordy 0xfffffe0099733000 [aiod3] 970 0 0 0 DL aiordy 0xfffffe0099733548 [aiod2] 969 0 0 0 DL aiordy 0xfffffe0099733a90 [aiod1] 791 774 791 0 Rs syz-executor.3 779 774 779 0 Rs syz-executor.2 778 774 778 0 Rs syz-executor.1 777 774 777 0 Rs syz-executor.0 774 772 772 0 S (threaded) syz-fuzzer 100115 S uwait 0xfffffe0057878200 syz-fuzzer 100116 S uwait 0xfffffe008feae780 syz-fuzzer 100117 S uwait 0xfffffe008feae880 syz-fuzzer 100118 S uwait 0xfffffe008feae980 syz-fuzzer 100119 S uwait 0xfffffe008feaea80 syz-fuzzer 100120 S uwait 0xfffffe008feaeb80 syz-fuzzer 100121 S uwait 0xfffffe0057878300 syz-fuzzer 100122 S kqread 0xfffffe008fe15400 syz-fuzzer 100123 S uwait 0xfffffe008feaed80 syz-fuzzer 772 770 772 0 Ss pause 0xfffffe00926545f8 csh 770 688 770 0 Ss select 0xfffffe008feaeec0 sshd 754 1 754 0 Ss+ ttyin 0xfffffe0057466cb0 getty 753 1 753 0 Ss+ ttyin 0xfffffe0057a5e0b0 getty 752 1 752 0 Ss+ ttyin 0xfffffe0057a5e4b0 getty 751 1 751 0 Ss+ ttyin 0xfffffe0057a5e8b0 getty 750 1 750 0 Ss+ ttyin 0xfffffe0057a5ecb0 getty 749 1 749 0 Ss+ ttyin 0xfffffe00574658b0 getty 748 1 748 0 Ss+ ttyin 0xfffffe0057a5f0b0 getty 747 1 747 0 Ss+ ttyin 0xfffffe0057465cb0 getty 746 1 746 0 Ss+ ttyin 0xfffffe0057a5f4b0 getty 692 1 692 0 Ss nanslp 0xffffffff83e3ba80 cron 688 1 688 0 Ss select 0xfffffe008feaf0c0 sshd 501 1 501 0 Ss select 0xfffffe00578787c0 syslogd 430 1 430 0 Ss wait 0xfffffe0058be5000 devd 429 1 429 65 Ss select 0xfffffe0057877cc0 dhclient 344 1 344 0 Ss select 0xfffffe008feaf1c0 dhclient 341 1 341 0 Ss select 0xfffffe0057877d40 dhclient 17 0 0 0 DL syncer 0xffffffff83f61260 [syncer] 16 0 0 0 DL vlruwt 0xfffffe0057990a90 [vnlru] 15 0 0 0 DL (threaded) [bufdaemon] 100080 D psleep 0xffffffff83f5f860 [bufdaemon] 100083 D - 0xffffffff83211f80 [bufspacedaemon-0] 100094 D sdflush 0xfffffe0057464ce8 [/ worker] 9 0 0 0 DL psleep 0xffffffff83f932c0 [vmdaemon] 8 0 0 0 DL (threaded) [pagedaemon] 100078 D psleep 0xffffffff83f87178 [dom0] 100081 D launds 0xffffffff83f87184 [laundry: dom0] 100082 D umarcl 0xffffffff81e9b4a0 [uma] 7 0 0 0 DL - 0xffffffff83bf7a08 [rand_harvestq] 6 0 0 0 DL pftm 0xffffffff84571530 [pf purge] 5 0 0 0 DL waiting 0xffffffff84b58560 [sctp_iterator] 4 0 0 0 DL (threaded) [cam] 100045 D - 0xffffffff83a99940 [doneq0] 100046 D - 0xffffffff83a998c0 [async] 100077 D - 0xffffffff83a99740 [scanner] 14 0 0 0 DL seqstat 0xfffffe0053f88c88 [sequencer 00] 3 0 0 0 DL (threaded) [crypto] 100041 D crypto_ 0xffffffff83f829a0 [crypto] 100042 D crypto_ 0xfffffe0053c8ad30 [crypto returns 0] 100043 D crypto_ 0xfffffe0053c8ad80 [crypto returns 1] 13 0 0 0 DL (threaded) [geom] 100036 D - 0xffffffff83e111c0 [g_event] 100037 D - 0xffffffff83e111e0 [g_up] 100038 D - 0xffffffff83e11200 [g_down] 2 0 0 0 WL (threaded) [clock] 100030 I [clock (0)] 100031 I [clock (1)] 12 0 0 0 WL (threaded) [intr] 100010 I [swi6: task queue] 100011 I [swi6: Giant taskq] 100018 I [swi5: fast taskq] 100029 I [swi1: netisr 0] 100032 I [swi3: busdma] 100033 I [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 [irq33: virtio_pci2] 100061 I [irq34: virtio_pci2] 100062 I [irq35: virtio_pci2] 100064 I [irq1: atkbd0] 100065 I [irq12: psm0] 100066 I [swi0: uart uart++] 100070 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 0xfffffe0053dda000 [init] 10 0 0 0 DL audit_w 0xffffffff83f834a0 [audit] 0 0 0 0 DLs (threaded) [kernel] 100000 D swapin 0xffffffff83e11c00 [swapper] 100005 D - 0xfffffe0053e01000 [if_config_tqg_0] 100006 D - 0xfffffe0053e00e00 [softirq_0] 100007 D - 0xfffffe0053e00d00 [softirq_1] 100008 D - 0xfffffe0053e00c00 [if_io_tqg_0] 100009 D - 0xfffffe0053e00b00 [if_io_tqg_1] 100012 D - 0xfffffe0007972200 [aiod_kick taskq] 100013 D - 0xfffffe0007972000 [inm_free taskq] 100014 D - 0xfffffe0007971d00 [linuxkpi_irq_wq] 100015 D - 0xfffffe0007971b00 [in6m_free taskq] 100016 D - 0xfffffe0007971900 [deferred_unmount ta] 100017 D - 0xfffffe0007971700 [thread taskq] 100019 D - 0xfffffe0007971300 [kqueue_ctx taskq] 100020 D - 0xfffffe0007971100 [pci_hp taskq] 100021 D - 0xfffffe0007970e00 [linuxkpi_short_wq_0] 100022 D - 0xfffffe0007970e00 [linuxkpi_short_wq_1] 100023 D - 0xfffffe0007970e00 [linuxkpi_short_wq_2] 100024 D - 0xfffffe0007970e00 [linuxkpi_short_wq_3] 100025 D - 0xfffffe0007970900 [linuxkpi_long_wq_0] 100026 D - 0xfffffe0007970900 [linuxkpi_long_wq_1] 100027 D - 0xfffffe0007970900 [linuxkpi_long_wq_2] 100028 D - 0xfffffe0007970900 [linuxkpi_long_wq_3] 100035 D - 0xfffffe0053ed0200 [firmware taskq] 100039 D - 0xfffffe0053ecfc00 [crypto_0] 100040 D - 0xfffffe0053ecfc00 [crypto_1] 100056 D - 0xfffffe0053eced00 [vtnet0 rxq 0] 100057 D - 0xfffffe0053ecec00 [vtnet0 txq 0] 100058 D - 0xfffffe0053eceb00 [vtnet0 rxq 1] 100059 D - 0xfffffe0053ecea00 [vtnet0 txq 1] 100063 D vtbslp 0xfffffe0053fde400 [virtio_balloon] 100067 D - 0xffffffff82ba77a1 [deadlkres] 100071 D - 0xfffffe005787d100 [acpi_task_0] 100072 D - 0xfffffe005787d100 [acpi_task_1] 100073 D - 0xfffffe005787d100 [acpi_task_2] 100074 D - 0xfffffe0007973200 [mca taskq] 100076 D - 0xfffffe0053ecf500 [CAM taskq] 3535 777 777 0 Z syz-executor.0 db> show all locks db> show malloc Type InUse MemUse Requests pf_hash 5 11524K 5 tcp_hpts 6 4801K 6 devbuf 4217 4323K 4245 sysctloid 35519 2093K 35590 vtbuf 24 1968K 46 kobj 326 1304K 487 filedesc 138 1099K 5193 newblk 53 1037K 10193 vfscache 3 1025K 3 pcb 238 780K 3459 inodedep 211 591K 3016 linker 380 572K 413 subproc 266 539K 3684 ufs_quota 1 512K 1 vfs_hash 1 512K 1 callout 2 512K 2 intr 4 472K 4 vmem 3 274K 6 acpica 1674 184K 56396 vnet_data 1 168K 1 tidhash 3 141K 3 pagedep 18 133K 2576 tfo_ccache 1 128K 1 DEVFS1 109 109K 126 sctp_stro 107 107K 698 sem 4 106K 4 sctp_atcl 216 81K 2427 bus 988 81K 3441 mtx_pool 2 72K 2 BPF 38 71K 41 syncache 1 68K 1 acpitask 1 64K 1 module 512 64K 512 ddb_capture 1 64K 1 kdtrace 337 62K 7022 umtx 484 61K 484 dirrem 191 48K 2906 temp 35 35K 2426 filemon 4 32K 73 DEVFS3 128 32K 138 hostcache 1 32K 1 shm 1 32K 12 msg 4 30K 4 gtaskqueue 18 26K 18 freefile 182 23K 2794 kbdmux 6 22K 6 DEVFS_RULE 56 20K 56 ifaddr 69 20K 71 routetbl 138 19K 614 ufs_mount 4 17K 5 proc 3 17K 3 tty 16 16K 16 ithread 100 16K 100 lltable 50 16K 124 bus-sc 34 15K 1651 sctp_atky 325 14K 3284 KTRACE 100 13K 123 ifnet 7 13K 7 ether_multi 152 13K 162 kenv 95 12K 95 eventhandler 133 12K 133 rman 88 11K 429 GEOM 61 11K 490 CAM queue 5 11K 1528 kqueue 123 10K 3574 in6_multi 65 9K 65 bmsafemap 2 9K 3079 UART 12 9K 12 devstat 4 9K 4 sctp_timw 32 8K 32 ksem 1 8K 80 rpc 2 8K 2 shmfd 1 8K 1 pfs_vncache 1 8K 1 pwddesc 120 8K 3555 pfs_nodes 20 8K 20 audit_evclass 237 8K 296 taskqueue 63 7K 63 cred 26 7K 297 sglist 5 7K 5 CAM DEV 3 6K 510 plimit 23 6K 409 freework 22 6K 5106 pf_ifnet 13 5K 61 ufs_dirhash 24 5K 24 UMA 274 5K 274 DEVFSP 70 5K 434 session 35 5K 57 proc-args 148 5K 4805 vt 11 5K 11 pf_table 2 4K 51 memdesc 1 4K 1 MCA 32 4K 32 evdev 4 4K 4 acpisem 28 4K 28 sctp_athm 216 4K 2479 sctp_map 214 4K 1396 hhook 15 4K 17 kcovinfo 52 4K 52 lockf 29 4K 178 CC Mem 46 3K 1173 selfd 45 3K 61531 terminal 11 3K 11 freeblks 9 3K 2847 uidinfo 3 3K 26 local_apic 1 2K 1 io_apic 1 2K 1 fpukern_ctx 2 2K 2 ipsec-saq 2 2K 2 select 16 2K 68 ip6ndp 12 2K 13 Unitno 33 2K 113 inpcbpolicy 56 2K 1529 sctp_ifa 13 2K 14 CAM XPT 22 2K 543 msi 12 2K 12 in_multi 6 2K 8 newdirblk 11 2K 2540 pf_osfp 13 2K 13 ipsecpolicy 2 2K 2 acpidev 20 2K 20 clone 9 2K 9 tun 7 2K 7 osd 50 2K 1147 softdep 1 1K 1 mkdir 8 1K 5080 sahead 1 1K 1 secasvar 1 1K 1 nhops 6 1K 8 vnodemarker 2 1K 28 NFSD session 1 1K 1 CAM periph 4 1K 271 sctp_ifn 6 1K 14 ipsec 3 1K 3 diradd 6 1K 2944 mld 6 1K 6 igmp 6 1K 6 toponodes 6 1K 6 isadev 6 1K 6 mount 16 1K 89 pci_link 10 1K 10 crypto 4 1K 160 encap_export_host 12 1K 12 sctp_stri 1 1K 105 pfil 4 1K 4 procdesc 4 1K 16 cdev 2 1K 2 chacha20random 1 1K 1 NFSD lckfile 1 1K 1 NFSD V4client 1 1K 1 DEVFS 9 1K 10 indirdep 1 1K 3394 vnodes 1 1K 12 ktls 1 1K 5 CAM SIM 2 1K 2 feeder 7 1K 7 tcpfunc 3 1K 3 loginclass 3 1K 6 prison 6 1K 6 lkpikmalloc 5 1K 6 aesni_data 2 1K 2 soname 5 1K 6259 cryptodev 2 1K 634 pf_rule 1 1K 38 nexusdev 8 1K 8 apmdev 1 1K 1 atkbddev 2 1K 2 CAM dev queue 2 1K 2 CAM I/O Scheduler 1 1K 1 CAM path 4 1K 1034 pmchooks 1 1K 1 sctp_vrf 1 1K 1 sctp_aadr 1 1K 1 ip_msource 1 1K 1 vnet 1 1K 1 entropy 2 1K 42 pmc 1 1K 1 acpiintr 1 1K 1 filecaps 4 1K 108 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 1092 sctp_iter 0 0K 17 sctp_mvrf 0 0K 0 sctp_cpal 0 0K 5 sctp_cmsg 0 0K 0 sctp_stre 0 0K 0 sctp_athi 0 0K 0 sctp_a_it 0 0K 12 ipcomp 0 0K 0 esp 0 0K 0 ah 0 0K 0 mqdata 0 0K 0 tcp_do 0 0K 0 tcp_fsb 0 0K 428 pf_altq 0 0K 0 pf_temp 0 0K 0 NFSCL flayout 0 0K 0 NFSCL layout 0 0K 0 madt_table 0 0K 2 smartpqi 0 0K 0 NFSD rollback 0 0K 0 NFSCL diroff 0 0K 0 NEWdirectio 0 0K 0 ixl 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 ice-resmgr 0 0K 0 ice-osdep 0 0K 0 ice 0 0K 0 iavf 0 0K 0 axgbe 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 xen_intr 0 0K 0 msdosfs_mount 0 0K 0 msdosfs_node 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 DEVFS4 0 0K 0 isci 0 0K 0 iommu_dmamap 0 0K 0 hyperv_socket 0 0K 0 bxe_ilt 0 0K 0 DEVFS2 0 0K 0 xenbus 0 0K 0 gntdev 0 0K 0 privcmd_dev 0 0K 0 evtchn_dev 0 0K 0 vm_fictitious 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 UMAHash 0 0K 0 BACKLIGHT 0 0K 0 ath_hal 0 0K 0 vm_pgdata 0 0K 0 jblocks 0 0K 0 savedino 0 0K 2433 sentinel 0 0K 0 jfsync 0 0K 0 jtrunc 0 0K 0 sbdep 0 0K 11 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 3 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 athdev 0 0K 0 ata_pci 0 0K 0 ata_dma 0 0K 0 ata_generic 0 0K 0 pvscsi 0 0K 0 scsi_da 0 0K 69 ata_da 0 0K 0 scsi_ch 0 0K 0 scsi_cd 0 0K 0 AHCI driver 0 0K 0 USBdev 0 0K 0 USB 0 0K 0 ktls_ocf 0 0K 0 agp 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 MLX5DUMP 0 0K 0 MLX5EEPROM 0 0K 0 MLX5EEPROM 0 0K 0 MLX5EEPROM 0 0K 0 seq_file 0 0K 0 lkpiskb 0 0K 0 radix 0 0K 0 idr 0 0K 0 lkpindev 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 ip6opt 0 0K 55 ip6_msource 0 0K 0 ip6_moptions 0 0K 0 in6_mfilter 0 0K 0 frag6 0 0K 0 tcplog 0 0K 0 tcp_hwpace 0 0K 0 LRO 0 0K 0 ip_moptions 0 0K 14 in_mfilter 0 0K 8 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 4 VN POLL 0 0K 7 nvme_da 0 0K 0 statfs 0 0K 2762 namei_tracker 0 0K 1 export_host 0 0K 0 cl_savebuf 0 0K 3 acpipwr 0 0K 0 acpi_perf 0 0K 0 twsbuf 0 0K 0 twe_commands 0 0K 0 tcp_log_dev 0 0K 177 midi buffers 0 0K 0 mixer 0 0K 0 ac97 0 0K 0 hdacc 0 0K 0 hdac 0 0K 0 hdaa 0 0K 0 acpicmbat 0 0K 0 SIIS driver 0 0K 0 CAM CCB 0 0K 523 PUC 0 0K 0 biobuf 0 0K 0 aios 0 0K 0 lio 0 0K 10 acl 0 0K 0 ppbusdev 0 0K 0 mbuf_tag 0 0K 125 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 ag_slr_map_t malloc 0 0K 0 lDevFlags * malloc 0 0K 0 tiDeviceHandle_t * malloc 0 0K 0 ag_portal_data_t malloc 0 0K 0 ag_device_t malloc 0 0K 0 STLock malloc 0 0K 0 CCB List 0 0K 0 sr_iov 0 0K 0 OCS 0 0K 0 OCS 0 0K 0 nvme 0 0K 0 nvd 0 0K 0 netmap 0 0K 0 mwldev 0 0K 0 MVS driver 0 0K 0 CAM ccb queue 0 0K 0 mrsasbuf 0 0K 0 mpt_user 0 0K 0 accf 0 0K 0 pts 0 0K 0 iov 0 0K 17058 ioctlops 0 0K 404 eventfd 0 0K 0 Witness 0 0K 0 stack 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 sbuf 0 0K 288 mfibuf 0 0K 0 firmware 0 0K 0 compressor 0 0K 0 md_sectors 0 0K 0 SWAP 0 0K 0 md_disk 0 0K 0 malodev 0 0K 0 sysctltmp 0 0K 751 sysctl 0 0K 3 LED 0 0K 0 ekcd 0 0K 0 dumper 0 0K 0 sendfile 0 0K 8 rctl 0 0K 0 ix_sriov 0 0K 0 aacraidcam 0 0K 0 ix 0 0K 0 cache 0 0K 0 ipsbuf 0 0K 0 aacraid_buf 0 0K 0 prison_racct 0 0K 0 Fail Points 0 0K 0 sigio 0 0K 5 filedesc_to_leader 0 0K 0 pwd 0 0K 0 tty console 0 0K 0 aaccam 0 0K 0 aacbuf 0 0K 0 zstd 0 0K 0 XZ_DEC 0 0K 0 nvlist 0 0K 0 SCSI ENC 0 0K 0 SCSI sa 0 0K 0 isofs_node 0 0K 0 isofs_mount 0 0K 0 tr_raid5_data 0 0K 0 tr_raid1e_data 0 0K 0 tr_raid1_data 0 0K 0 tr_raid0_data 0 0K 0 tr_concat_data 0 0K 0 md_sii_data 0 0K 0 md_promise_data 0 0K 0 md_nvidia_data 0 0K 0 md_jmicron_data 0 0K 0 md_intel_data 0 0K 0 md_ddf_data 0 0K 0 raid_data 0 0K 72 geom_flashmap 0 0K 0 tmpfs dir 0 0K 0 tmpfs name 0 0K 0 tmpfs mount 0 0K 0 NFS FHA 0 0K 0 newnfsmnt 0 0K 0 newnfsclient_req 0 0K 0 NFSCL layrecall 0 0K 0 NFSCL session 0 0K 0 NFSCL sockreq 0 0K 0 NFSCL devinfo 0 0K 0 db> show uma Zone Size Used Free Requests Sleeps Bucket Total Mem XFree mbuf_jumbo_page 4096 8785 613 1189104 0 254 38494208 0 tcp_log 416 20482 16607 336646 0 254 15429024 0 mbuf 256 9419 244 2364965 0 254 2473728 0 RADIX NODE 144 14604 343 101205 0 62 2152368 0 pbuf 2624 0 762 0 0 2 1999488 0 BUF TRIE 144 255 11533 6749 0 62 1697472 0 malloc-384 384 4117 53 4458 0 30 1601280 0 mbuf_cluster 2048 762 0 762 0 254 1560576 0 malloc-128 128 11760 237 11964 0 126 1535616 0 malloc-4096 4096 326 4 535 0 2 1351680 0 malloc-16384 16384 73 7 2774 0 1 1310720 0 vmem btag 56 22637 82 22637 0 254 1272264 0 UMA Slabs 0 112 11079 3 11079 0 126 1241184 0 sctp_asoc 2288 107 403 698 0 254 1166880 0 tcp_bbr_map 128 4020 4598 145345 0 127 1103104 0 VM OBJECT 264 3530 190 85707 0 30 982080 0 FFS inode 1160 588 28 3393 0 8 714560 0 256 Bucket 2048 288 26 6675 0 8 643072 0 sctp_ep 1208 108 402 1676 0 254 616080 0 MAP ENTRY 96 5703 471 243870 0 126 592704 0 tcpcb 1104 46 465 1136 0 254 564144 0 malloc-65536 65536 4 4 304 0 1 524288 0 malloc-4096 4096 121 7 3541 0 2 524288 0 socket 960 79 429 4509 0 254 487680 0 ertt_txseginfo 40 4067 7649 383529 0 254 468640 0 THREAD 1808 215 27 3482 0 8 437536 0 lkpicurr 168 2 2350 2 0 62 395136 0 lkpimm 168 1 2327 1 0 62 391104 0 sctp_raddr 736 117 400 770 0 254 380512 0 VNODE 448 628 92 3435 0 30 322560 0 VMSPACE 2552 98 16 3518 0 4 290928 0 malloc-64 64 3895 200 4340 0 254 262080 0 malloc-2048 2048 111 9 2393 0 8 245760 0 malloc-16 16 14706 294 14897 0 254 240000 0 malloc-256 256 353 577 10812 0 62 238080 0 DEVCTL 1024 13 207 153 0 0 225280 0 FPU_save_area 832 217 44 11518 0 16 217152 0 malloc-65536 65536 1 2 49 0 1 196608 0 malloc-32768 32768 0 6 3134 0 1 196608 0 mbuf_packet 256 68 694 11012 0 254 195072 0 PROC 1352 120 24 3538 0 8 194688 0 UMA Zones 768 246 3 246 0 16 191232 0 malloc-32 32 5417 253 5620 0 254 181440 0 malloc-128 128 1234 161 26528 0 126 178560 0 malloc-384 384 229 221 3153 0 30 172800 0 FFS2 dinode 256 588 42 3393 0 62 161280 0 malloc-256 256 451 179 8881 0 62 161280 0 filedesc0 1072 120 27 3555 0 8 157584 0 128 Bucket 1024 57 90 1362 0 16 150528 0 malloc-1024 1024 125 19 1526 0 16 147456 0 malloc-128 128 993 154 2281 0 126 146816 0 S VFS Cache 104 1022 382 4013 0 126 146016 0 malloc-65536 65536 1 1 4 0 1 131072 0 malloc-65536 65536 2 0 2 0 1 131072 0 malloc-65536 65536 0 2 11 0 1 131072 0 malloc-65536 65536 2 0 2 0 1 131072 0 malloc-8192 8192 10 6 209 0 1 131072 0 malloc-1024 1024 108 20 692 0 16 131072 0 unpcb 256 17 493 1267 0 254 130560 0 clpbuf 2624 0 48 112 0 16 125952 0 ksiginfo 112 124 920 8322 0 126 116928 0 malloc-128 128 519 256 3972 0 126 99200 0 malloc-384 384 216 24 2461 0 30 92160 0 UMA Kegs 384 231 2 231 0 30 89472 0 syncache 168 0 528 11 0 254 88704 0 64 Bucket 512 95 73 6554 0 30 86016 0 malloc-128 128 287 364 13477 0 126 83328 0 malloc-4096 4096 18 2 656 0 2 81920 0 malloc-384 384 172 38 268 0 30 80640 0 sctp_readq 152 0 520 44 0 254 79040 0 sctp_chunk 152 118 402 255 0 254 79040 0 malloc-8192 8192 9 0 9 0 1 73728 0 malloc-4096 4096 18 0 18 0 2 73728 0 g_bio 408 0 180 53226 0 30 73440 0 malloc-64 64 774 297 5140 0 254 68544 0 malloc-64 64 571 500 2811 0 254 68544 0 malloc-32768 32768 0 2 120 0 1 65536 0 malloc-32768 32768 2 0 2 0 1 65536 0 malloc-2048 2048 4 28 535 0 8 65536 0 malloc-256 256 67 188 5995 0 62 65280 0 malloc-256 256 67 188 6986 0 62 65280 0 32 Bucket 256 92 163 9703 0 62 65280 0 tcp_inpcb 424 46 107 1136 0 30 64872 0 sctp_stream_msg_out 112 24 516 136 0 254 60480 0 malloc-384 384 94 56 96 0 30 57600 0 malloc-64 64 242 577 61752 0 254 52416 0 malloc-64 64 459 360 7869 0 254 52416 0 malloc-256 256 39 156 3153 0 62 49920 0 malloc-256 256 116 79 1687 0 62 49920 0 DIRHASH 1024 34 14 34 0 16 49152 0 NAMEI 1024 0 48 26711 0 16 49152 0 malloc-16384 16384 3 0 3 0 1 49152 0 malloc-2048 2048 10 14 220 0 8 49152 0 malloc-2048 2048 11 13 17 0 8 49152 0 malloc-1024 1024 15 33 523 0 16 49152 0 pcpu-8 8 4751 881 6104 0 254 45056 0 tcp_bbr_pcb 832 10 44 443 0 16 44928 0 TURNSTILE 136 243 72 243 0 62 42840 0 malloc-8192 8192 5 0 5 0 1 40960 0 ripcb 424 4 86 89 0 30 38160 0 udp_inpcb 424 6 84 259 0 30 38160 0 da_ccb 544 0 70 13517 0 16 38080 0 pipe 744 22 28 454 0 16 37200 0 hostcache 64 2 565 2 0 254 36288 0 PWD 32 65 1069 2585 0 254 36288 0 malloc-64 64 109 458 16565 0 254 36288 0 malloc-64 64 4 563 28 0 254 36288 0 malloc-64 64 6 561 21 0 254 36288 0 16 Bucket 144 85 167 856 0 62 36288 0 malloc-128 128 78 201 546 0 126 35712 0 malloc-128 128 2 277 171 0 126 35712 0 malloc-128 128 21 258 292 0 126 35712 0 routing nhops 256 27 108 34 0 62 34560 0 ttyoutq 256 72 63 160 0 62 34560 0 malloc-256 256 52 83 392 0 62 34560 0 malloc-256 256 19 116 766 0 62 34560 0 SLEEPQUEUE 88 243 141 243 0 126 33792 0 malloc-32768 32768 1 0 1 0 1 32768 0 malloc-32768 32768 1 0 1 0 1 32768 0 malloc-8192 8192 2 2 4 0 1 32768 0 malloc-4096 4096 7 1 7 0 2 32768 0 malloc-2048 2048 3 13 213 0 8 32768 0 malloc-2048 2048 3 13 3 0 8 32768 0 malloc-2048 2048 4 12 53 0 8 32768 0 malloc-2048 2048 1 15 32 0 8 32768 0 malloc-1024 1024 4 28 7 0 16 32768 0 malloc-1024 1024 19 13 40 0 16 32768 0 malloc-1024 1024 8 24 16 0 16 32768 0 malloc-1024 1024 0 32 16 0 16 32768 0 malloc-512 512 1 63 116 0 30 32768 0 malloc-512 512 4 60 185 0 30 32768 0 malloc-512 512 9 55 9 0 30 32768 0 malloc-512 512 4 60 38 0 30 32768 0 malloc-512 512 8 56 10 0 30 32768 0 pcpu-64 64 494 18 494 0 254 32768 0 tcp_rack_pcb 896 0 36 428 0 16 32256 0 KNOTE 160 28 172 61414 0 62 32000 0 ttyinq 160 135 65 300 0 62 32000 0 Files 80 270 130 15129 0 126 32000 0 tcp_rack_map 120 0 264 1102 0 126 31680 0 cpuset 104 9 270 535 0 126 29016 0 sctp_laddr 48 84 504 713 0 254 28224 0 tcp_inpcb ports 32 2 880 737 0 254 28224 0 malloc-32 32 519 363 5474 0 254 28224 0 malloc-32 32 335 547 3803 0 254 28224 0 4 Bucket 48 7 581 117 0 254 28224 0 2 Bucket 32 62 820 1132 0 254 28224 0 AIO 208 0 133 65 0 62 27664 0 udplite_inpcb 424 0 63 45 0 30 26712 0 malloc-4096 4096 3 3 2768 0 2 24576 0 rtentry 176 30 108 34 0 62 24288 0 PGRP 88 35 241 80 0 126 24288 0 rl_entry 40 105 501 105 0 254 24240 0 malloc-16 16 818 682 7386 0 254 24000 0 8 Bucket 80 51 249 1188 0 126 24000 0 malloc-384 384 30 30 30 0 30 23040 0 domainset 40 0 567 493 0 254 22680 0 udpcb 32 6 624 304 0 254 20160 0 udplite_inpcb ports 32 0 630 12 0 254 20160 0 udp_inpcb ports 32 3 627 55 0 254 20160 0 AIOP 32 4 626 4 0 254 20160 0 ertt 72 46 234 1136 0 126 20160 0 malloc-32 32 19 611 112 0 254 20160 0 malloc-32 32 33 597 2842 0 254 20160 0 malloc-32 32 12 618 25 0 254 20160 0 malloc-32 32 67 563 1676 0 254 20160 0 malloc-32 32 14 616 42 0 254 20160 0 cryptop 280 0 70 59 0 30 19600 0 AIOCB 552 0 35 135 0 16 19320 0 Mountpoints 2752 2 5 2 0 4 19264 0 ktls_session 256 4 71 4 0 62 19200 0 AIOLIO 272 0 70 10 0 30 19040 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-8192 8192 1 1 2 0 1 16384 0 malloc-8192 8192 2 0 2 0 1 16384 0 malloc-1024 1024 1 15 35 0 16 16384 0 malloc-512 512 0 32 1 0 30 16384 0 malloc-512 512 1 31 1 0 30 16384 0 SMR CPU 32 7 504 7 0 254 16352 0 vtnet_tx_hdr 24 0 668 752566 0 254 16032 0 kenv 258 15 45 1042 0 30 15480 0 mqnode 416 3 33 3 0 30 14976 0 vmem 1856 1 7 1 0 8 14848 0 SMR SHARED 24 7 504 7 0 254 12264 0 malloc-16 16 219 531 5072 0 254 12000 0 malloc-16 16 25 725 64 0 254 12000 0 malloc-16 16 69 681 26786 0 254 12000 0 malloc-16 16 8 742 120 0 254 12000 0 malloc-16 16 64 686 93 0 254 12000 0 malloc-16 16 5 745 798 0 254 12000 0 malloc-384 384 1 29 1 0 30 11520 0 malloc-8192 8192 0 1 1 0 1 8192 0 malloc-4096 4096 1 1 1 0 2 8192 0 malloc-4096 4096 1 1 1 0 2 8192 0 pcpu-16 16 7 249 7 0 254 4096 0 UMA Slabs 1 176 10 12 10 0 62 3872 0 KMAP ENTRY 96 15 24 20 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 144 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 frag entries 40 0 0 0 0 254 0 0 pf frags 248 0 0 0 0 62 0 0 pf table entries 160 0 0 0 0 62 0 0 pf table entry counters 64 0 0 0 0 254 0 0 pf source nodes 136 0 0 0 0 254 0 0 pf state keys 88 0 0 0 0 126 0 0 pf states 312 0 0 0 0 0 0 0 pf tags 104 0 0 0 0 126 0 0 pf mtags 48 0 0 0 0 254 0 0 ipq 56 0 0 0 0 254 0 0 tfo_ccache_entries 80 0 0 0 0 126 0 0 tfo 4 0 0 0 0 254 0 0 sackhole 32 0 0 0 0 254 0 0 tcptw 72 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 tcp_log_node 120 0 0 0 0 126 0 0 tcp_log_bucket 176 0 0 0 0 62 0 0 tcpreass 48 0 0 0 0 254 0 0 ripcb ports 32 0 0 0 0 254 0 0 IPsec SA lft_c 16 0 0 0 0 254 0 0 itimer 352 0 0 0 0 30 0 0 TMPFS node 224 0 0 0 0 62 0 0 NCLNODE 608 0 0 0 0 16 0 0 mqnotifier 216 0 0 0 0 62 0 0 mvdata 64 0 0 0 0 254 0 0 mqueue 248 0 0 0 0 62 0 0 LTS VFS Cache 360 0 0 0 0 30 0 0 L VFS Cache 320 0 0 0 0 30 0 0 STS VFS Cache 144 0 0 0 0 62 0 0 linux_dma_object 32 0 0 0 0 254 0 0 linux_dma_pctrie 144 0 0 0 0 62 0 0 IOMMU_MAP_ENTRY 120 0 0 0 0 126 0 0 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 vnpbuf 2624 0 0 0 0 64 0 0 mdpbuf 2624 0 0 0 0 3 0 0 nfspbuf 2624 0 0 0 0 16 0 0 swwbuf 2624 0 0 0 0 8 0 0 swrbuf 2624 0 0 0 0 16 0 0 umtx_shm 88 0 0 0 0 126 0 0 umtx pi 96 0 0 0 0 126 0 0 rangeset pctrie nodes 144 0 0 0 0 62 0 0 malloc-65536 65536 0 0 0 0 1 0 0 malloc-65536 65536 0 0 0 0 1 0 0 malloc-32768 32768 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 malloc-16384 16384 0 0 0 0 1 0 0 malloc-16384 16384 0 0 0 0 1 0 0 malloc-8192 8192 0 0 0 0 1 0 0 malloc-512 512 0 0 0 0 30 0 0 malloc-384 384 0 0 0 0 30 0 0 pcpu-32 32 0 0 0 0 254 0 0 pcpu-4 4 0 0 0 0 254 0 0 fakepg 104 0 0 0 0 126 0 0 UMA Hash 256 0 0 0 0 62 0 0