syzbot


Fatal trap NUM: page fault in pfi_kkif_update (2)

Status: auto-closed as invalid on 2022/04/15 20:45
Reported-by: syzbot+69511f0441d04b2ea981@syzkaller.appspotmail.com
First crash: 1040d, last: 1040d
Similar bugs (2)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
freebsd Fatal trap NUM: page fault in pfi_kkif_update 1 1147d 1147d 0/2 auto-closed as invalid on 2021/12/29 19:37
freebsd Fatal trap NUM: page fault in pfi_kkif_update (3) 1 874d 874d 0/2 auto-obsoleted due to no activity on 2022/09/28 21:36

Sample crash report:
Fatal trap 12: page fault while in kernel mode
cpuid = 0; apic id = 00
fault virtual address	= 0xc8
fault code		= supervisor read data, page not present
instruction pointer	= 0x20:0xffffffff84648eb9
stack pointer	        = 0x28:0xfffffe009266f380
frame pointer	        = 0x28:0xfffffe009266f450
code segment		= base 0x0, limit 0xfffff, type 0x1b
			= DPL 0, pres 1, long 1, def32 0, gran 1
processor eflags	= interrupt enabled, resume, IOPL = 0
current process		= 789 (ifconfig)
trap number		= 12
panic: page fault
cpuid = 0
time = 1642279466
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0xc7/frame 0xfffffe009266eb90
kdb_backtrace() at kdb_backtrace+0xd3/frame 0xfffffe009266ecf0
vpanic() at vpanic+0x2b8/frame 0xfffffe009266edd0
panic() at panic+0xb5/frame 0xfffffe009266ee90
trap_fatal() at trap_fatal+0x6a4/frame 0xfffffe009266ef90
trap_pfault() at trap_pfault+0x186/frame 0xfffffe009266f0d0
trap() at trap+0x5e4/frame 0xfffffe009266f2b0
calltrap() at calltrap+0x8/frame 0xfffffe009266f2b0
--- trap 0xc, rip = 0xffffffff84648eb9, rsp = 0xfffffe009266f380, rbp = 0xfffffe009266f450 ---
pfi_kkif_update() at pfi_kkif_update+0xc9/frame 0xfffffe009266f450
pfi_kkif_update() at pfi_kkif_update+0x55d/frame 0xfffffe009266f530
pfi_ifaddr_event() at pfi_ifaddr_event+0x184/frame 0xfffffe009266f5f0
srcaddr_change_event() at srcaddr_change_event+0x173/frame 0xfffffe009266f6d0
in_control() at in_control+0x1a2a/frame 0xfffffe009266f8d0
ifioctl() at ifioctl+0xdfe/frame 0xfffffe009266fad0
kern_ioctl() at kern_ioctl+0x631/frame 0xfffffe009266fbd0
sys_ioctl() at sys_ioctl+0x31f/frame 0xfffffe009266fd30
amd64_syscall() at amd64_syscall+0x410/frame 0xfffffe009266ff30
fast_syscall_common() at fast_syscall_common+0xf8/frame 0xfffffe009266ff30
--- syscall (54, FreeBSD ELF64, sys_ioctl), rip = 0x802f122ca, rsp = 0x7fffffffe188, rbp = 0x7fffffffe1d0 ---
KDB: enter: panic
[ thread pid 789 tid 100124 ]
Stopped at      kdb_enter+0x6b: movq    $0,0x27105ba(%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         0x18ff046f83200eb1
rdx         0xdffff7c000000000
rbx                          0
rsp         0xfffffe009266ecd0
rbp         0xfffffe009266ecf0
rsi                        0x1
rdi                          0
r8                         0x3
r9                  0xffffffff
r10                          0
r11         0xfffffe0058be8350
r12         0xfffffe0092d5b720
r13         0xfffffe009266ed01
r14         0xffffffff82b5d120  .str.18
r15         0xffffffff82b5d120  .str.18
rip         0xffffffff81755d5b  kdb_enter+0x6b
rflags                    0x46
kdb_enter+0x6b: movq    $0,0x27105ba(%rip)
db> show proc
Process 789 (ifconfig) at 0xfffffe009296f548:
 state: NORMAL
 uid: 0  gids: 0, 0, 5
 parent: pid 782 at 0xfffffe0056f7e548
 ABI: FreeBSD ELF64
 flag: 0x10004000  flag2: 0
 arguments: ifconfig tap1 inet 172.20.1.170 netmask 255.255.255.0
 reaper: 0xfffffe0053de2000 reapsubtree: 1
 sigparent: 20
 vmspace: 0xfffffe00924509f8
   (map 0xfffffe00924509f8)
   (map.pmap 0xfffffe0092450ab8)
   (pmap 0xfffffe0092450b20)
 threads: 1
100124                   Run     CPU 0                       ifconfig
db> ps
  pid  ppid  pgrp   uid  state   wmesg   wchan               cmd
  790   774   772     0  D       devfs   0xfffffe0057743230  syz-executor.3
  789   782   782     0  R       CPU 0                       ifconfig
  787   785   430     0  D       devfs   0xfffffe0057743230  sh
  786   774   772     0  D       devfs   0xfffffe0057743230  syz-executor.2
  785   430   430     0  S       wait    0xfffffe009296f000  sh
  782   774   782     0  Ss      wait    0xfffffe0056f7e548  syz-executor.1
  781   774   781     0  Ls     *pf rule 0xfffffe0057319840  syz-executor.0
  774   772   772     0  S       (threaded)                  syz-fuzzer
100117                   S       uwait   0xfffffe005731ba80  syz-fuzzer
100118                   S       uwait   0xfffffe005731a080  syz-fuzzer
100119                   S       uwait   0xfffffe005731a180  syz-fuzzer
100120                   S       uwait   0xfffffe005731a280  syz-fuzzer
100121                   S       uwait   0xfffffe005731b980  syz-fuzzer
100122                   S       uwait   0xfffffe005731bb00  syz-fuzzer
100123                   S       uwait   0xfffffe005731b700  syz-fuzzer
100125                   S       kqread  0xfffffe0058c06c00  syz-fuzzer
  772   770   772     0  Ss      pause   0xfffffe0092970b40  csh
  770   688   770     0  Ss      select  0xfffffe0056f27240  sshd
  754     1   754     0  Ss+     ttyin   0xfffffe0056f544b0  getty
  753     1   753     0  Ss+     ttyin   0xfffffe00579bacb0  getty
  752     1   752     0  Ss+     ttyin   0xfffffe00579bb0b0  getty
  751     1   751     0  Ss+     ttyin   0xfffffe00579bb4b0  getty
  750     1   750     0  Ss+     ttyin   0xfffffe00579bb8b0  getty
  749     1   749     0  Ss+     ttyin   0xfffffe00579bbcb0  getty
  748     1   748     0  Ss+     ttyin   0xfffffe005864dcb0  getty
  747     1   747     0  Ss+     ttyin   0xfffffe00579bc0b0  getty
  746     1   746     0  Ss+     ttyin   0xfffffe00579bc4b0  getty
  692     1   692     0  Ss      nanslp  0xffffffff83e339c0  cron
  688     1   688     0  Ss      select  0xfffffe0056f272c0  sshd
  501     1   501     0  Ss      select  0xfffffe00587abcc0  syslogd
  430     1   430     0  Ss      wait    0xfffffe0058a29000  devd
  429     1   429    65  Ss      select  0xfffffe00587abc40  dhclient
  344     1   344     0  Ss      select  0xfffffe0056f273c0  dhclient
  341     1   341     0  Ss      select  0xfffffe0056f27e40  dhclient
   17     0     0     0  DL      syncer  0xffffffff83f591c0  [syncer]
   16     0     0     0  DL      vlruwt  0xfffffe0056f7da90  [vnlru]
   15     0     0     0  DL      (threaded)                  [bufdaemon]
100078                   D       qsleep  0xffffffff83f577e0  [bufdaemon]
100081                   D       -       0xffffffff83211f80  [bufspacedaemon-0]
100093                   D       sdflush 0xfffffe00574718e8  [/ worker]
    9     0     0     0  DL      psleep  0xffffffff83f8acc0  [vmdaemon]
    8     0     0     0  DL      (threaded)                  [pagedaemon]
100076                   D       psleep  0xffffffff83f7eb78  [dom0]
100079                   D       launds  0xffffffff83f7eb84  [laundry: dom0]
100080                   D       umarcl  0xffffffff81e5b8f0  [uma]
    7     0     0     0  DL      -       0xffffffff83bef908  [rand_harvestq]
    6     0     0     0  DL      pftm    0xffffffff84615530  [pf purge]
    5     0     0     0  DL      waiting 0xffffffff849344a0  [sctp_iterator]
    4     0     0     0  DL      (threaded)                  [cam]
100045                   D       -       0xffffffff83a918c0  [doneq0]
100046                   D       -       0xffffffff83a91840  [async]
100075                   D       -       0xffffffff83a916c0  [scanner]
   14     0     0     0  DL      seqstat 0xfffffe0053fc4488  [sequencer 00]
    3     0     0     0  DL      (threaded)                  [crypto]
100041                   D       crypto_ 0xffffffff83f7a3c0  [crypto]
100042                   D       crypto_ 0xfffffe0053f4a030  [crypto returns 0]
100043                   D       crypto_ 0xfffffe0053f4a080  [crypto returns 1]
   13     0     0     0  DL      (threaded)                  [geom]
100036                   D       -       0xffffffff83e090a0  [g_event]
100037                   D       -       0xffffffff83e090c0  [g_up]
100038                   D       -       0xffffffff83e090e0  [g_down]
    2     0     0     0  WL      (threaded)                  [clock]
100030                   I                                   [clock (0)]
100031                   I                                   [clock (1)]
   12     0     0     0  WL      (threaded)                  [intr]
100015                   I                                   [swi5: fast taskq]
100018                   I                                   [swi6: task queue]
100019                   I                                   [swi6: Giant taskq]
100029                   I                                   [swi1: netisr 0]
100032                   I                                   [swi1: hpts]
100033                   I                                   [swi1: hpts]
100034                   I                                   [swi3: busdma]
100047                   I                                   [irq24: virtio_pci0]
100048                   I                                   [irq25: virtio_pci0]
100049                   I                                   [irq26: virtio_pci0]
100050                   I                                   [irq27: virtio_pci0]
100051                   I                                   [irq28: virtio_pci1]
100052                   I                                   [irq29: virtio_pci1]
100053                   I                                   [irq30: virtio_pci1]
100054                   I                                   [irq31: virtio_pci1]
100055                   I                                   [irq32: virtio_pci1]
100060                   I                                   [irq10: virtio_pci2]
100062                   I                                   [irq1: atkbd0]
100063                   I                                   [irq12: psm0]
100064                   I                                   [swi0: uart uart++]
100068                   I                                   [swi1: pf send]
   11     0     0     0  RL      (threaded)                  [idle]
100003                   CanRun                              [idle: cpu0]
100004                   Run     CPU 1                       [idle: cpu1]
    1     0     1     0  SLs     wait    0xfffffe0053de2000  [init]
   10     0     0     0  DL      audit_w 0xffffffff83f7aea0  [audit]
    0     0     0     0  DLs     (threaded)                  [kernel]
100000                   D       swapin  0xffffffff83e09b40  [swapper]
100005                   D       -       0xfffffe000818d000  [softirq_0]
100006                   D       -       0xfffffe000818ce00  [softirq_1]
100007                   D       -       0xfffffe000818cd00  [if_io_tqg_0]
100008                   D       -       0xfffffe000818cc00  [if_io_tqg_1]
100009                   D       -       0xfffffe000818cb00  [if_config_tqg_0]
100010                   D       -       0xfffffe000818ca00  [linuxkpi_irq_wq]
100011                   D       -       0xfffffe000818c900  [inm_free taskq]
100012                   D       -       0xfffffe000818c800  [in6m_free taskq]
100013                   D       -       0xfffffe000818c700  [deferred_unmount ta]
100014                   D       -       0xfffffe000818c600  [thread taskq]
100016                   D       -       0xfffffe000818c400  [kqueue_ctx taskq]
100017                   D       -       0xfffffe000818c300  [pci_hp taskq]
100020                   D       -       0xfffffe000818c000  [aiod_kick taskq]
100021                   D       -       0xfffffe000818be00  [linuxkpi_short_wq_0]
100022                   D       -       0xfffffe000818be00  [linuxkpi_short_wq_1]
100023                   D       -       0xfffffe000818be00  [linuxkpi_short_wq_2]
100024                   D       -       0xfffffe000818be00  [linuxkpi_short_wq_3]
100025                   D       -       0xfffffe000818bd00  [linuxkpi_long_wq_0]
100026                   D       -       0xfffffe000818bd00  [linuxkpi_long_wq_1]
100027                   D       -       0xfffffe000818bd00  [linuxkpi_long_wq_2]
100028                   D       -       0xfffffe000818bd00  [linuxkpi_long_wq_3]
100035                   D       -       0xfffffe000818bb00  [firmware taskq]
100039                   D       -       0xfffffe000818b100  [crypto_0]
100040                   D       -       0xfffffe000818b100  [crypto_1]
100056                   D       -       0xfffffe0056fcc800  [vtnet0 rxq 0]
100057                   D       -       0xfffffe0056fcc700  [vtnet0 txq 0]
100058                   D       -       0xfffffe0056fcc600  [vtnet0 rxq 1]
100059                   D       -       0xfffffe0056fcc500  [vtnet0 txq 1]
100061                   D       vtbslp  0xfffffe0056f28280  [virtio_balloon]
100065                   D       -       0xffffffff82b62c01  [deadlkres]
100069                   D       -       0xfffffe000818ab00  [acpi_task_0]
100070                   D       -       0xfffffe000818ab00  [acpi_task_1]
100071                   D       -       0xfffffe000818ab00  [acpi_task_2]
100072                   D       -       0xfffffe000818d100  [mca taskq]
100074                   D       -       0xfffffe000818a900  [CAM taskq]
db> show all locks
Process 789 (ifconfig) thread 0xfffffe0092d5b720 (100124)
exclusive rm pf rulesets (pf rulesets) r = 0 (0xffffffff846bc5e0) locked @ /syzkaller/managers/i386/kernel/sys/netpfil/pf/pf_if.c:1117
exclusive sx in_control (in_control) r = 0 (0xffffffff83f5cea0) locked @ /syzkaller/managers/i386/kernel/sys/netinet/in.c:316
Process 781 (syz-executor.0) thread 0xfffffe005888fe40 (100090)
shared sx clone events drain lock (clone events drain lock) r = 0 (0xffffffff83de49e0) locked @ /syzkaller/managers/i386/kernel/sys/fs/devfs/devfs_vnops.c:1113
shared lockmgr devfs (devfs) r = 0 (0xfffffe0057743230) locked @ /syzkaller/managers/i386/kernel/sys/kern/vfs_subr.c:6555
db> show malloc
              Type        InUse        MemUse     Requests
           pf_hash            5        11524K            5
          tcp_hpts            6         4801K            6
            devbuf         4213         4323K         4241
         sysctloid        35454         2089K        35525
             vtbuf           24         1968K           46
              kobj          322         1288K          480
            newblk          527         1156K          583
          vfscache            3         1025K            3
               pcb           19          537K           38
          inodedep           26          522K           89
         ufs_quota            1          512K            1
          vfs_hash            1          512K            1
           callout            2          512K            2
              intr            4          472K            4
           subproc          102          198K          849
            acpica         1674          184K        56282
         vnet_data            1          168K            1
              vmem            3          146K            5
           tidhash            3          141K            3
            linker          354          134K          382
           pagedep           12          131K           27
        tfo_ccache            1          128K            1
            DEVFS1          107          107K          120
               sem            4          106K            4
          filedesc           12           89K           21
               bus          973           80K         3426
          mtx_pool            2           72K            2
          syncache            1           68K            1
          acpitask            1           64K            1
       ddb_capture            1           64K            1
            module          505           64K          505
           kdtrace          171           35K          918
              umtx          264           33K          264
              temp           26           33K         1681
         hostcache            1           32K            1
               shm            1           32K            1
            DEVFS3          126           32K          136
               msg            4           30K            4
        gtaskqueue           18           26K           18
            kbdmux            6           22K            6
        DEVFS_RULE           56           20K           56
               BPF           12           18K           12
         ufs_mount            4           17K            5
              proc            3           17K            3
               tty           16           16K           16
          routetbl           62           16K          188
           ithread           93           15K           93
            bus-sc           34           15K         1651
            ifaddr           45           14K           47
            KTRACE          100           13K          100
              kenv           95           12K           95
      eventhandler          133           12K          133
         CAM queue            5           11K         1528
              GEOM           61           10K          488
              rman           84           10K          425
         bmsafemap            2            9K           55
              UART           12            9K           12
             ifnet            5            9K            5
           devstat            4            9K            4
              ksem            1            8K            1
               rpc            2            8K            2
             shmfd            1            8K            1
       pfs_vncache            1            8K            1
              cred           31            8K          204
         pfs_nodes           20            8K           20
     audit_evclass          237            8K          296
         taskqueue           63            7K           63
            sglist            5            7K            5
           CAM DEV            3            6K          510
           lltable           20            6K           20
            plimit           20            5K          337
            kqueue           46            5K          795
       ufs_dirhash           24            5K           24
               UMA          272            5K          272
                vt           11            5K           11
          pf_ifnet            9            4K           12
           memdesc            1            4K            1
               MCA           32            4K           32
             evdev            4            4K            4
       ether_multi           45            4K           55
           acpisem           28            4K           28
            diradd           27            4K           56
             hhook           15            4K           17
         in6_multi           25            3K           25
         proc-args           69            3K         1765
          terminal           11            3K           11
           pwddesc           44            3K          791
           session           21            3K           32
          indirdep           10            3K           10
           uidinfo            3            3K            8
        local_apic            1            2K            1
           io_apic            1            2K            1
       fpukern_ctx            2            2K            2
             mkdir           16            2K           32
         ipsec-saq            2            2K            2
            DEVFSP           31            2K           35
            Unitno           27            2K           43
          kcovinfo           26            2K           26
           CAM XPT           22            2K          543
             lockf           15            2K           22
             selfd           24            2K        20518
       ipsecpolicy            2            2K            2
           acpidev           20            2K           20
               msi            9            2K            9
             clone            9            2K            9
           softdep            1            1K            1
         newdirblk            8            1K           16
            sahead            1            1K            1
          secasvar            1            1K            1
       vnodemarker            2            1K           14
      NFSD session            1            1K            1
        CAM periph            4            1K          271
            select            7            1K           26
          sctp_ifa            6            1K            7
             ipsec            3            1K            3
            ip6ndp            6            1K            7
          in_multi            3            1K            5
             nhops            6            1K            6
         toponodes            6            1K            6
            isadev            6            1K            6
             mount           16            1K           89
          pci_link           10            1K           10
            crypto            4            1K            4
 encap_export_host           12            1K           12
               tun            5            1K            5
               mld            4            1K            4
              igmp            4            1K            4
              pfil            4            1K            4
              cdev            2            1K            2
               osd            8            1K           21
          sctp_ifn            3            1K            7
       inpcbpolicy           12            1K          138
    chacha20random            1            1K            1
      NFSD lckfile            1            1K            1
     NFSD V4client            1            1K            1
             DEVFS            9            1K           10
            CC Mem            4            1K           10
            vnodes            1            1K            1
           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
          nexusdev            8            1K            8
            apmdev            1            1K            1
          atkbddev            2            1K            2
             xform            2            1K           42
     CAM dev queue            2            1K            2
 CAM I/O Scheduler            1            1K            1
          CAM path            4            1K         1034
          procdesc            1            1K            6
          pmchooks            1            1K            1
            soname            4            1K         3451
          sctp_vrf            1            1K            1
              vnet            1            1K            1
           entropy            2            1K           38
          acpiintr            1            1K            1
               pmc            1            1K            1
              cpus            2            1K            2
          freework            1            1K           26
    vnet_data_free            1            1K            1
           Per-cpu            1            1K            1
          p1003.1b            1            1K            1
          filecaps            1            1K           70
            tcp_do            0            0K            0
           tcp_fsb            0            0K            0
        sctp_mcore            0            0K            0
        sctp_socko            0            0K            0
         sctp_iter            0            0K            5
         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_athm            0            0K            0
         sctp_atky            0            0K            0
         sctp_atcl            0            0K            0
         sctp_a_it            0            0K            5
         sctp_aadr            0            0K            0
         sctp_stro            0            0K            0
         sctp_stri            0            0K            0
          sctp_map            0            0K            0
            mqdata            0            0K            0
          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
           filemon            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
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         BACKLIGHT            0            0K            0
               xnb            0            0K            0
              xbbd            0            0K            0
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           Balloon            0            0K            0
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           jblocks            0            0K            0
          savedino            0            0K           18
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             sbdep            0            0K            5
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              jseg            0            0K            0
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            dirrem            0            0K           28
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               USB            0            0K            0
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            statfs            0            0K          191
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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
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db> show uma
              Zone   Size    Used    Free    Requests  Sleeps  Bucket  Total Mem    XFree
   mbuf_jumbo_page   4096    8320    1078      903160       0     254   38494208        0
              mbuf    256    8578    1084     1356133       0     254    2473472        0
              pbuf   2624       0     794           0       0       2    2083456        0
          BUF TRIE    144     175   11613         490       0      62    1697472        0
        malloc-384    384    4189      41        4529       0      30    1624320        0
        malloc-128    128   11692     181       11733       0     126    1519744        0
       malloc-4096   4096     334       2         504       0       2    1376256        0
        RADIX NODE    144    8618     337       38091       0      62    1289520        0
       UMA Slabs 0    112   10575       3       10575       0     126    1184736        0
      mbuf_cluster   2048     508       0         508       0     254    1040384        0
         vmem btag     56   16330      53       16330       0     254     917448        0
         FFS inode   1160     500      18         526       0       8     600880        0
             tcpcb   1096       4     507          10       0     254     560056        0
            socket    960      21     487        1330       0     254     487680        0
         VM OBJECT    264    1512      48       24343       0      30     411840        0
      malloc-65536  65536       4       2         140       0       1     393216        0
            lkpimm    168       1    2327           1       0      62     391104        0
          lkpicurr    168       2    2326           2       0      62     391104        0
        256 Bucket   2048     126      20        2916       0       8     299008        0
         malloc-64     64    4123     224        4886       0     254     278208        0
             VNODE    448     533      43         561       0      30     258048        0
         malloc-16     16   14671     329       14745       0     254     240000        0
            THREAD   1808     126       6         126       0       8     238656        0
            DEVCTL   1024       6     214         134       0       0     225280        0
        malloc-256    256     782      88        1737       0      62     222720        0
         MAP ENTRY     96    1774     242       84175       0     126     193536        0
         UMA Zones    768     244       0         244       0      16     187392        0
         malloc-32     32    5408     262        5555       0     254     181440        0
       malloc-4096   4096      44       0         791       0       2     180224        0
        malloc-128    128    1189     206       26253       0     126     178560        0
       malloc-2048   2048       6      74         575       0       8     163840        0
       malloc-1024   1024     122      38         857       0      16     163840        0
       FFS2 dinode    256     500      70         526       0      62     145920        0
       S VFS Cache    104    1007     280        1048       0     126     133848        0
      malloc-65536  65536       2       0           2       0       1     131072        0
      malloc-65536  65536       2       0           2       0       1     131072        0
      malloc-65536  65536       0       2          58       0       1     131072        0
             unpcb    256       8     502        1175       0     254     130560        0
       mbuf_packet    256       0     508          72       0     254     130048        0
     FPU_save_area    832     128      16        4815       0      16     119808        0
          ksiginfo    112      43    1001        4734       0     126     116928        0
      malloc-16384  16384       7       0          10       0       1     114688        0
        malloc-128    128     542     233        3931       0     126      99200        0
       malloc-8192   8192       7       4         137       0       1      90112        0
          UMA Kegs    384     230       3         230       0      30      89472        0
        128 Bucket   1024      43      40         493       0      16      84992        0
           VMSPACE   2552      27       6         780       0       4      84216        0
              PROC   1352      43      14         790       0       8      77064        0
         malloc-64     64     609     462        3215       0     254      68544        0
        malloc-128    128     359     168         505       0     126      67456        0
      malloc-65536  65536       1       0           1       0       1      65536        0
      malloc-32768  32768       0       2         120       0       1      65536        0
      malloc-32768  32768       2       0           2       0       1      65536        0
      malloc-16384  16384       4       0         164       0       1      65536        0
       malloc-2048   2048       5      27         719       0       8      65536        0
             g_bio    408       0     150        4915       0      30      61200        0
         filedesc0   1072      44      12         791       0       8      60032        0
         64 Bucket    512      69      35        2096       0      30      53248        0
         malloc-64     64     561     258        1313       0     254      52416        0
         malloc-64     64      35     784       20559       0     254      52416        0
        malloc-128    128     280     123        1056       0     126      51584        0
        malloc-256    256     102      93         703       0      62      49920        0
        malloc-256    256     135      60         250       0      62      49920        0
        malloc-256    256      69     126         408       0      62      49920        0
         32 Bucket    256      57     138        2031       0      62      49920        0
           DIRHASH   1024      34      14          34       0      16      49152        0
             NAMEI   1024       4      44       12397       0      16      49152        0
       malloc-8192   8192       6       0           6       0       1      49152        0
       malloc-1024   1024      30      18          34       0      16      49152        0
          syncache    168       0     264           4       0     254      44352        0
            clpbuf   2624       0      16          20       0      16      41984        0
       malloc-8192   8192       5       0           5       0       1      40960        0
       malloc-4096   4096       8       2           8       0       2      40960        0
       malloc-4096   4096       6       4          10       0       2      40960        0
       Mountpoints   2752       2      12           2       0       4      38528        0
         udp_inpcb    424       7      83         124       0      30      38160        0
              pipe    744      19      31         299       0      16      37200        0
            pcpu-8      8    4463     145        4523       0     254      36864        0
         malloc-64     64      53     514       13492       0     254      36288        0
         malloc-64     64     135     432         152       0     254      36288        0
         malloc-64     64       7     560          48       0     254      36288        0
        malloc-128    128     141     138         630       0     126      35712        0
        malloc-128    128     151     128         239       0     126      35712        0
     routing nhops    256      12     123          19       0      62      34560        0
           ttyoutq    256      72      63         160       0      62      34560        0
        malloc-384    384      58      32          59       0      30      34560        0
        malloc-384    384      25      65          94       0      30      34560        0
        malloc-256    256      15     120         358       0      62      34560        0
        malloc-256    256      11     124          13       0      62      34560        0
        malloc-256    256       2     133           5       0      62      34560        0
        malloc-256    256      16     119         316       0      62      34560        0
      malloc-32768  32768       1       0           1       0       1      32768        0
      malloc-16384  16384       1       1          16       0       1      32768        0
       malloc-8192   8192       3       1           5       0       1      32768        0
       malloc-2048   2048       6      10           6       0       8      32768        0
       malloc-2048   2048       5      11          14       0       8      32768        0
       malloc-2048   2048       8       8           9       0       8      32768        0
       malloc-2048   2048       1      15          29       0       8      32768        0
       malloc-1024   1024       8      24          12       0      16      32768        0
       malloc-1024   1024       2      30           2       0      16      32768        0
       malloc-1024   1024       6      26           6       0      16      32768        0
       malloc-1024   1024       0      32         897       0      16      32768        0
        malloc-512    512       3      61          15       0      30      32768        0
        malloc-512    512      12      52         178       0      30      32768        0
        malloc-512    512       2      62          14       0      30      32768        0
           pcpu-64     64     484      28         484       0     254      32768        0
    ertt_txseginfo     40       0     808        2933       0     254      32320        0
             KNOTE    160      36     164       21103       0      62      32000        0
            ttyinq    160     135      65         300       0      62      32000        0
          8 Bucket     80      47     353         481       0     126      32000        0
            cpuset    104       7     272           7       0     126      29016        0
         malloc-32     32     267     615        3108       0     254      28224        0
         16 Bucket    144      45     151         224       0      62      28224        0
          4 Bucket     48       6     582          49       0     254      28224        0
         tcp_inpcb    424       4      59          10       0      30      26712        0
            da_ccb    544       0      49        1339       0      16      26656        0
         TURNSTILE    136     133      56         133       0      62      25704        0
       malloc-8192   8192       3       0           3       0       1      24576        0
       malloc-4096   4096       3       3         626       0       2      24576        0
       malloc-4096   4096       4       2           7       0       2      24576        0
           rtentry    176      15     123          19       0      62      24288        0
              PGRP     88      21     255          32       0     126      24288        0
          rl_entry     40      36     570          36       0     254      24240        0
             Files     80     138     162        6614       0     126      24000        0
        malloc-384    384      10      50          12       0      30      23040        0
        malloc-384    384      17      43          27       0      30      23040        0
        malloc-384    384       1      59          20       0      30      23040        0
        SLEEPQUEUE     88     133     123         133       0     126      22528        0
         hostcache     64       1     314           1       0     254      20160        0
             udpcb     32       7     623         124       0     254      20160        0
   tcp_inpcb ports     32       2     628           4       0     254      20160        0
   udp_inpcb ports     32       3     627          33       0     254      20160        0
              ertt     72       4     276          10       0     126      20160        0
               PWD     32      14     616         106       0     254      20160        0
         malloc-64     64       3     312           3       0     254      20160        0
         malloc-32     32      33     597         233       0     254      20160        0
         malloc-32     32      88     542         117       0     254      20160        0
         malloc-32     32      39     591          84       0     254      20160        0
         malloc-32     32      22     608        1080       0     254      20160        0
          2 Bucket     32      45     585         296       0     254      20160        0
 epoch_record pcpu    256       4      60           4       0      62      16384        0
      malloc-16384  16384       1       0           1       0       1      16384        0
       malloc-4096   4096       1       3           4       0       2      16384        0
       malloc-4096   4096       0       4         191       0       2      16384        0
       malloc-2048   2048       3       5           3       0       8      16384        0
       malloc-2048   2048       2       6           2       0       8      16384        0
       malloc-1024   1024       2      14           2       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
        sctp_laddr     48       0     336           5       0     254      16128        0
      vtnet_tx_hdr     24       0     668      448465       0     254      16032        0
         malloc-16     16     505     495        1768       0     254      16000        0
              kenv    258      15      45        1029       0      30      15480        0
             ripcb    424       1      35           4       0      30      15264        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-32     32     116     262        1376       0     254      12096        0
         malloc-32     32       6     372           6       0     254      12096        0
         malloc-16     16      28     722        1450       0     254      12000        0
         malloc-16     16      29     721         143       0     254      12000        0
         malloc-16     16      32     718       25611       0     254      12000        0
         malloc-16     16       2     748           3       0     254      12000        0
         malloc-16     16      18     732          68       0     254      12000        0
        malloc-384    384       1      29           1       0      30      11520        0
        malloc-384    384      28       2          28       0      30      11520        0
       malloc-8192   8192       1       0           1       0       1       8192        0
           pcpu-16     16      14     498          14       0     254       8192        0
         malloc-16     16       7     493           9       0     254       8000        0
       UMA Slabs 1    176       8      14           8       0      62       3872        0
        KMAP ENTRY     96      12      27          14       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     254          0        0
           pf tags    104       0       0           0       0     126          0        0
          pf mtags     48       0       0           0       0     254          0        0
       tcp_bbr_pcb    832       0       0           0       0      16          0        0
       tcp_bbr_map    128       0       0           0       0     126          0        0
      tcp_rack_pcb    896       0       0           0       0      16          0        0
      tcp_rack_map    120       0       0           0       0     126          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
               ipq     56       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
        sctp_chunk    152       0       0           0       0     254          0        0
        sctp_raddr    736       0       0           0       0     254          0        0
         sctp_asoc   2288       0       0           0       0     254          0        0
           sctp_ep   1208       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
           tcp_log    416       0       0           0       0     254          0        0
          tcpreass     48       0       0           0       0     254          0        0
       ripcb ports     32       0       0           0       0     254          0        0
udplite_inpcb ports     32       0       0           0       0     254          0        0
     udplite_inpcb    424       0       0           0       0      30          0        0
    IPsec SA lft_c     16       0       0           0       0     254          0        0
            itimer    352       0       0           0       0      30          0        0
            AIOLIO    272       0       0           0       0      30          0        0
             AIOCB    552       0       0           0       0      16          0        0
              AIOP     32       0       0           0       0     254          0        0
               AIO    208       0       0           0       0      62          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
           cryptop    280       0       0           0       0      30          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
         domainset     40       0       0           0       0     254          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-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-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-8192   8192       0       0           0       0       1          0        0
       malloc-1024   1024       0       0           0       0      16          0        0
        malloc-512    512       0       0           0       0      30          0        0
        malloc-512    512       0       0           0       0      30          0        0
        malloc-512    512       0       0           0       0      30          0        0
        malloc-128    128       0       0           0       0     126          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

Crashes (1):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2022/01/15 20:44 freebsd-src 3266a0c5d5ab 723cfaf0 console log report ci-freebsd-i386 Fatal trap NUM: page fault in pfi_kkif_update
* Struck through repros no longer work on HEAD.