syzbot


panic: ipreass_callout: stray callout on bucket ADDR

Status: fixed on 2022/09/25 12:30
Reported-by: syzbot+1e3b95d07b7141fe4bcc@syzkaller.appspotmail.com
Fix commit: 15b73a2a14d1 ip_reass: use correct comparison in ipreass_callout()
First crash: 150d, last: 149d

Sample crash report:
panic: ipreass_callout: stray callout on bucket 0xfffffe00579d7b00
cpuid = 1
time = 1662799822
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0xc7/frame 0xfffffe0053ab7950
kdb_backtrace() at kdb_backtrace+0xd3/frame 0xfffffe0053ab7ab0
vpanic() at vpanic+0x254/frame 0xfffffe0053ab7b90
panic() at panic+0xb5/frame 0xfffffe0053ab7c50
ipreass_callout() at ipreass_callout+0x3c9/frame 0xfffffe0053ab7cb0
softclock_call_cc() at softclock_call_cc+0x3d7/frame 0xfffffe0053ab7e80
softclock_thread() at softclock_thread+0x1ff/frame 0xfffffe0053ab7ef0
fork_exit() at fork_exit+0xd0/frame 0xfffffe0053ab7f30
fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe0053ab7f30
--- trap 0, rip = 0, rsp = 0, rbp = 0 ---
KDB: enter: panic
[ thread pid 2 tid 100029 ]
Stopped at      kdb_enter+0x6b: movq    $0,0x27566aa(%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         0xffffffff8172cf86  printf+0xf6
rdx                        0x1
rbx                          0
rsp         0xfffffe0053ab7a90
rbp         0xfffffe0053ab7ab0
rsi                          0
rdi         0xffffffff8172cfe8  printf+0x158
r8                           0
r9                  0xffffffff
r10                          0
r11         0xfffffe0058d5be20
r12                          0
r13         0xfffffe0053e8c3a0
r14         0xffffffff82b6d3e0  .str.26
r15         0xffffffff82b6d3e0  .str.26
rip         0xffffffff8171caeb  kdb_enter+0x6b
rflags                    0x46
kdb_enter+0x6b: movq    $0,0x27566aa(%rip)
db> show proc
Process 2 (clock) at 0xfffffe0053dda008:
 state: NORMAL
 uid: 0  gids: 0
 parent: pid 0 at 0xffffffff83e167e0
 ABI: null
 flag: 0x10000284  flag2: 0
 reaper: 0xffffffff83e167e0 reapsubtree: 2
 sigparent: 20
 vmspace: 0xffffffff83e17780
   (map 0xffffffff83e17780)
   (map.pmap 0xffffffff83e17840)
   (pmap 0xffffffff83e178b0)
 threads: 2
100029                   Run     CPU 1                       [clock (0)]
100030                   I                                   [clock (1)]
db> ps
  pid  ppid  pgrp   uid  state   wmesg   wchan               cmd
12658   854   854     0  R       (threaded)                  syz-executor.3
112695                   Run     CPU 0                       syz-executor.3
112707                   S       connec  0xfffffe0058c2c0da  syz-executor.3
112711                   S       uwait   0xfffffe0057889c00  syz-executor.3
12631 12625 12631     0  Ss      select  0xfffffe0099fb3640  dhclient
12628     1 12628     0  Ss      select  0xfffffe009ba19cc0  dhclient
12625 12618   430    65  S       select  0xfffffe00925661c0  dhclient
12618   430   430     0  S       wait    0xfffffe0058c89570  sh
12599     1 12599    65  Ss      select  0xfffffe009a80d040  dhclient
11002     1 11002     0  Ss      select  0xfffffe009b9d9bc0  dhclient
10996     1 10996     0  Ss      select  0xfffffe009a0d37c0  dhclient
10951     1 10951    65  Ss      select  0xfffffe009b9da640  dhclient
 8194     1  8194     0  Ss      select  0xfffffe0099f66b40  dhclient
 8191     1  8191     0  Ss      select  0xfffffe0099fb3840  dhclient
 8164     1  8164    65  Ss      select  0xfffffe009a60c1c0  dhclient
 3914     0     0     0  DL      aiordy  0xfffffe0099f42558  [aiod4]
 3913     0     0     0  DL      aiordy  0xfffffe0099f43ab8  [aiod3]
 3912     0     0     0  DL      aiordy  0xfffffe0099f43560  [aiod2]
 3911     0     0     0  DL      aiordy  0xfffffe00926c3010  [aiod1]
 2213     1  2213     0  Ss      select  0xfffffe0099fb05c0  dhclient
 2205     1  2205     0  Ss      select  0xfffffe0099fb07c0  dhclient
  854   774   854     0  Ss      nanslp  0xffffffff83e40941  syz-executor.3
  810   774   810     0  Ss      piperd  0xfffffe0058ba9b60  syz-executor.2
  778   774   778     0  Ss      piperd  0xfffffe0058baa110  syz-executor.1
  777   774   777     0  Ss      piperd  0xfffffe0058baac70  syz-executor.0
  774   772   772     0  S       (threaded)                  syz-fuzzer
100109                   S       wait    0xfffffe00926c2008  syz-fuzzer
100120                   S       uwait   0xfffffe0057326d00  syz-fuzzer
100121                   S       uwait   0xfffffe0057326c00  syz-fuzzer
100122                   S       uwait   0xfffffe0057326b00  syz-fuzzer
100123                   S       uwait   0xfffffe0057326c80  syz-fuzzer
100124                   S       uwait   0xfffffe0057889d80  syz-fuzzer
100125                   S       uwait   0xfffffe00081cdb00  syz-fuzzer
100127                   S       wait    0xfffffe00926c2008  syz-fuzzer
100128                   S       wait    0xfffffe00926c2008  syz-fuzzer
100134                   S       wait    0xfffffe00926c2008  syz-fuzzer
100135                   S       uwait   0xfffffe00081cdc00  syz-fuzzer
100155                   S       uwait   0xfffffe00081cde00  syz-fuzzer
100325                   S       kqread  0xfffffe0058b2fe00  syz-fuzzer
  772   770   772     0  Ss      pause   0xfffffe00926c40c8  csh
  770   688   770     0  Ss      select  0xfffffe00926bb440  sshd
  754     1   754     0  Ss+     ttyin   0xfffffe0056f5acb0  getty
  753     1   753     0  Ss+     ttyin   0xfffffe00579c24b0  getty
  752     1   752     0  Ss+     ttyin   0xfffffe005748f8b0  getty
  751     1   751     0  Ss+     ttyin   0xfffffe00579c28b0  getty
  750     1   750     0  Ss+     ttyin   0xfffffe00579c2cb0  getty
  749     1   749     0  Ss+     ttyin   0xfffffe005748fcb0  getty
  748     1   748     0  Ss+     ttyin   0xfffffe00574900b0  getty
  747     1   747     0  Ss+     ttyin   0xfffffe00579c30b0  getty
  746     1   746     0  Ss+     ttyin   0xfffffe00579c34b0  getty
  692     1   692     0  Ss      nanslp  0xffffffff83e40940  cron
  688     1   688     0  Ss      select  0xfffffe00926bb6c0  sshd
  501     1   501     0  Ss      select  0xfffffe0007980440  syslogd
  430     1   430     0  Ss      wait    0xfffffe005799f010  devd
  429     1   429    65  Ss      select  0xfffffe0007980540  dhclient
  344     1   344     0  Ss      select  0xfffffe0007980640  dhclient
  341     1   341     0  Ss      select  0xfffffe0007981040  dhclient
   17     0     0     0  DL      syncer  0xffffffff83f65de0  [syncer]
   16     0     0     0  DL      vlruwt  0xfffffe0056fa4010  [vnlru]
   15     0     0     0  DL      (threaded)                  [bufdaemon]
100079                   D       psleep  0xffffffff83f64400  [bufdaemon]
100082                   D       -       0xffffffff83212100  [bufspacedaemon-0]
100095                   D       sdflush 0xfffffe005748ece8  [/ worker]
    9     0     0     0  DL      psleep  0xffffffff83f97e80  [vmdaemon]
    8     0     0     0  DL      (threaded)                  [pagedaemon]
100077                   D       psleep  0xffffffff83f8bd38  [dom0]
100080                   D       launds  0xffffffff83f8bd44  [laundry: dom0]
100081                   D       umarcl  0xffffffff81e5d820  [uma]
    7     0     0     0  DL      -       0xffffffff83bfcde8  [rand_harvestq]
    6     0     0     0  DL      pftm    0xffffffff846dc330  [pf purge]
    5     0     0     0  DL      waiting 0xffffffff84a85640  [sctp_iterator]
    4     0     0     0  DL      (threaded)                  [cam]
100044                   D       -       0xffffffff83a9f340  [doneq0]
100045                   D       -       0xffffffff83a9f2c0  [async]
100076                   D       -       0xffffffff83a9f140  [scanner]
   14     0     0     0  DL      seqstat 0xfffffe0056efcc88  [sequencer 00]
    3     0     0     0  DL      (threaded)                  [crypto]
100040                   D       crypto_ 0xffffffff83f87460  [crypto]
100041                   D       crypto_ 0xfffffe0053f6c030  [crypto returns 0]
100042                   D       crypto_ 0xfffffe0053f6c080  [crypto returns 1]
   13     0     0     0  DL      (threaded)                  [geom]
100035                   D       -       0xffffffff83e15dc0  [g_event]
100036                   D       -       0xffffffff83e15de0  [g_up]
100037                   D       -       0xffffffff83e15e00  [g_down]
    2     0     0     0  RL      (threaded)                  [clock]
100029                   Run     CPU 1                       [clock (0)]
100030                   I                                   [clock (1)]
   12     0     0     0  WL      (threaded)                  [intr]
100013                   I                                   [swi6: Giant taskq]
100015                   I                                   [swi5: fast taskq]
100018                   I                                   [swi6: task queue]
100031                   I                                   [swi1: netisr 0]
100032                   I                                   [swi1: hpts]
100033                   I                                   [swi1: hpts]
100046                   I                                   [irq24: virtio_pci0]
100047                   I                                   [irq25: virtio_pci0]
100048                   I                                   [irq26: virtio_pci0]
100049                   I                                   [irq27: virtio_pci0]
100050                   I                                   [irq28: virtio_pci1]
100051                   I                                   [irq29: virtio_pci1]
100052                   I                                   [irq30: virtio_pci1]
100053                   I                                   [irq31: virtio_pci1]
100054                   I                                   [irq32: virtio_pci1]
100059                   I                                   [irq33: virtio_pci2]
100060                   I                                   [irq34: virtio_pci2]
100061                   I                                   [irq35: 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    0xfffffe0053ddb010  [init]
   10     0     0     0  DL      audit_w 0xffffffff83f88000  [audit]
    0     0     0     0  DLs     (threaded)                  [kernel]
100000                   D       swapin  0xffffffff83e167e0  [swapper]
100005                   D       -       0xfffffe0053c82700  [softirq_0]
100006                   D       -       0xfffffe0053c82600  [softirq_1]
100007                   D       -       0xfffffe0053c82500  [if_io_tqg_0]
100008                   D       -       0xfffffe0053c82400  [if_io_tqg_1]
100009                   D       -       0xfffffe0053c82300  [if_config_tqg_0]
100010                   D       -       0xfffffe000817bd00  [in6m_free taskq]
100011                   D       -       0xfffffe000817bc00  [linuxkpi_irq_wq]
100012                   D       -       0xfffffe000817bb00  [deferred_unmount ta]
100014                   D       -       0xfffffe000817b900  [thread taskq]
100016                   D       -       0xfffffe000817b700  [kqueue_ctx taskq]
100017                   D       -       0xfffffe000817b600  [pci_hp taskq]
100019                   D       -       0xfffffe000817b400  [inm_free taskq]
100020                   D       -       0xfffffe000817b300  [aiod_kick taskq]
100021                   D       -       0xfffffe000817b200  [linuxkpi_short_wq_0]
100022                   D       -       0xfffffe000817b200  [linuxkpi_short_wq_1]
100023                   D       -       0xfffffe000817b200  [linuxkpi_short_wq_2]
100024                   D       -       0xfffffe000817b200  [linuxkpi_short_wq_3]
100025                   D       -       0xfffffe000817b100  [linuxkpi_long_wq_0]
100026                   D       -       0xfffffe000817b100  [linuxkpi_long_wq_1]
100027                   D       -       0xfffffe000817b100  [linuxkpi_long_wq_2]
100028                   D       -       0xfffffe000817b100  [linuxkpi_long_wq_3]
100034                   D       -       0xfffffe000817b000  [firmware taskq]
100038                   D       -       0xfffffe000817ae00  [crypto_0]
100039                   D       -       0xfffffe000817ae00  [crypto_1]
100055                   D       -       0xfffffe000817ac00  [vtnet0 rxq 0]
100056                   D       -       0xfffffe000817ab00  [vtnet0 txq 0]
100057                   D       -       0xfffffe000817aa00  [vtnet0 rxq 1]
100058                   D       -       0xfffffe000817a900  [vtnet0 txq 1]
100062                   D       vtbslp  0xfffffe0007982100  [virtio_balloon]
100066                   D       -       0xffffffff82b73441  [deadlkres]
100071                   D       -       0xfffffe0057902c00  [acpi_task_0]
100072                   D       -       0xfffffe0057902c00  [acpi_task_1]
100073                   D       -       0xfffffe0057902c00  [acpi_task_2]
100074                   D       -       0xfffffe000817c100  [mca taskq]
100075                   D       -       0xfffffe000817ad00  [CAM taskq]
db> show all locks
Process 2 (clock) thread 0xfffffe0053e8c3a0 (100029)
exclusive sleep mutex IP reassembly (IP reassembly) r = 0 (0xfffffe00579d7b10) locked @ /syzkaller/managers/main/kernel/sys/kern/kern_mutex.c:211
db> show malloc
              Type        InUse        MemUse     Requests
           pf_hash            5        11524K            5
               pcb         6839         8205K        35548
          tcp_hpts            7         4801K            7
            devbuf         4217         4323K         4245
         sctp_stro         3409         3409K         6813
         sctp_atcl         6817         2557K        24471
         sysctloid        35217         2075K        35288
             vtbuf           24         1968K           46
              kobj          329         1316K          493
            newblk           15         1028K        12210
          vfscache            3         1025K            3
          inodedep          522          708K        11820
         ufs_quota            1          512K            1
          vfs_hash            1          512K            1
           callout            2          512K            2
              intr            4          472K            4
         sctp_atky        10226          427K        31350
              vmem            3          274K            6
           subproc          148          270K        12756
            acpica         1674          184K        58126
           tidhash            3          141K            3
            linker          358          134K          386
           pagedep           10          131K        11717
        tfo_ccache            1          128K            1
          IP reass            1          128K            1
            dirrem          510          128K        11734
         vnet_data            1          112K            1
            DEVFS1          109          109K          126
          sctp_map         6818          107K        13626
         sctp_athm         6817          107K        24983
               sem            4          106K            4
          filedesc           12           89K        23407
               BPF           46           88K           56
               bus          998           82K         5213
          mtx_pool            2           72K            2
          syncache            1           68K            1
            module          516           65K          516
          acpitask            1           64K            1
       ddb_capture            1           64K            1
          freefile          511           64K        11732
         sctp_timw          187           47K          187
              umtx          374           47K          374
           kdtrace          218           44K        25384
              temp           34           33K         2327
            DEVFS3          128           32K          138
         hostcache            1           32K            1
               shm            1           32K            7
               msg            4           30K            4
        gtaskqueue           18           26K           18
            kbdmux            6           22K            6
            ifaddr           71           21K           73
        DEVFS_RULE           56           20K           56
         ufs_mount            4           17K            5
              proc            3           17K            3
               tty           16           16K           16
          routetbl          135           16K          427
           ithread           97           16K           97
           lltable           48           15K           63
            bus-sc           34           15K         1682
       ether_multi          157           13K          167
            KTRACE          100           13K          100
      eventhandler          151           13K          151
             ifnet            7           13K            7
              kenv           95           12K           95
              rman           88           11K          431
              GEOM           61           11K          483
         CAM queue            5           11K         1528
         in6_multi           71            9K           71
         bmsafemap            3            9K        11784
              UART           12            9K           12
           devstat            4            9K            4
              ksem            1            8K            1
               rpc            2            8K            2
             shmfd            1            8K            1
       pfs_vncache            1            8K            1
         pfs_nodes           20            8K           20
     audit_evclass          237            8K          296
         taskqueue           63            7K           63
              cred           26            7K          280
            sglist            5            7K            5
           CAM DEV            3            6K          510
            plimit           24            6K          412
            kqueue           61            6K        12682
       ufs_dirhash           24            5K           24
               UMA          271            5K          271
          pf_ifnet           10            5K           19
            DEVFSP           68            5K           83
           session           34            5K           53
                vt           11            5K           11
           memdesc            1            4K            1
               MCA           32            4K           32
             evdev            4            4K            4
           pwddesc           59            4K        12667
           acpisem           28            4K           28
         proc-args           91            4K        13978
             lockf           32            4K           54
             hhook           15            4K           17
             selfd           52            4K       188171
          kcovinfo           52            4K           52
          terminal           11            3K           11
            select           19            3K           66
           uidinfo            3            3K            9
          freework            9            3K        11709
        local_apic            1            2K            1
           io_apic            1            2K            1
       fpukern_ctx            2            2K            2
          freeblks            8            2K        11708
         ipsec-saq            2            2K            2
            ip6ndp           12            2K           15
          sctp_ifa           14            2K           15
            Unitno           29            2K           47
           CAM XPT           22            2K          543
               msi           12            2K           12
          in_multi            6            2K            8
       ipsecpolicy            2            2K            2
           acpidev           20            2K           20
             clone            9            2K            9
               tun            7            2K            7
           softdep            1            1K            1
             mkdir            8            1K        23396
            sahead            1            1K            1
          secasvar            1            1K            1
             nhops            6            1K            8
       vnodemarker            2            1K           30
      NFSD session            1            1K            1
        CAM periph            4            1K          271
          sctp_ifn            6            1K           15
         sctp_aadr           12            1K           12
             ipsec            3            1K            3
               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
            diradd            5            1K        11773
            crypto            4            1K            4
 encap_export_host           12            1K           12
          procdesc            5            1K           18
         newdirblk            4            1K        11698
       inpcbpolicy           16            1K         3165
              pfil            4            1K            4
              cdev            2            1K            2
               osd            9            1K         1326
    chacha20random            1            1K            1
            CC Mem            5            1K         1315
      NFSD lckfile            1            1K            1
     NFSD V4client            1            1K            1
             DEVFS            9            1K           10
            vnodes            1            1K            1
           CAM SIM            2            1K            2
            feeder            7            1K            7
           tcpfunc            3            1K            3
        loginclass            3            1K            9
            prison            6            1K            6
       lkpikmalloc            5            1K            6
        aesni_data            2            1K            2
            soname            5            1K        24994
         cryptodev            2            1K           46
          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
               aio            4            1K            7
          pmchooks            1            1K            1
          filecaps            5            1K          111
          sctp_vrf            1            1K            1
              vnet            1            1K            1
           entropy            2            1K           42
               pmc            1            1K            1
          acpiintr            1            1K            1
              cpus            2            1K            2
    vnet_data_free            1            1K            1
           Per-cpu            1            1K            1
          p1003.1b            1            1K            1
        sctp_mcore            0            0K            0
        sctp_socko            0            0K        10434
         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_stri            0            0K            0
            ipcomp            0            0K            0
               esp            0            0K            0
                ah            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
            mqdata            0            0K            0
           filemon            0            0K            0
            tcp_do            0            0K            0
           tcp_fsb            0            0K           28
   NFSCL layrecall            0            0K            0
     NFSCL session            0            0K            0
        madt_table            0            0K            2
          smartpqi            0            0K            0
     NFSCL sockreq            0            0K            0
     NFSCL devinfo            0            0K            0
     NFSCL flayout            0            0K            0
               ixl            0            0K            0
      NFSCL layout            0            0K            0
     NFSD rollback            0            0K            0
      NFSCL diroff            0            0K            0
       NEWdirectio            0            0K            0
        NEWNFSnode            0            0K            0
         NFSCL lck            0            0K            0
      NFSCL lckown            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
      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
          xen_intr            0            0K            0
      NFSD V4state            0            0K            0
           xen_hvm            0            0K            0
         legacydrv            0            0K            0
            bounce            0            0K            0
            busdma            0            0K            0
            qpidrv            0            0K            0
     NFSD srvcache            0            0K            0
       msdosfs_fat            0            0K            0
      dmar_idpgtbl            0            0K            0
          dmar_dom            0            0K            0
          dmar_ctx            0            0K            0
     msdosfs_mount            0            0K            0
      msdosfs_node            0            0K            0
              isci            0            0K            0
      iommu_dmamap            0            0K            0
     hyperv_socket            0            0K            0
           bxe_ilt            0            0K            0
            xenbus            0            0K            0
            DEVFS4            0            0K            0
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               xnb            0            0K            0
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          savedino            0            0K        11149
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        MLX5EEPROM            0            0K            0
        MLX5EEPROM            0            0K            0
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         MLX5E_TLS            0            0K            0
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        MLX5EEPROM            0            0K            0
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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   10058     356     1615064       0     254   42655744        0
         sctp_asoc   2256    3409     151        6813       0     254    8031360        0
       malloc-2048   2048    3411     141       17721       0       8    7274496        0
           sctp_ep   1208    3408     662       17658       0     254    4916560        0
      mbuf_cluster   2048    2286       0        2286       0     254    4681728        0
              mbuf    256   13767     717     2573360       0     254    3707904        0
       malloc-1024   1024    3414      10        7373       0      16    3506176        0
        malloc-384    384    6844     146       24498       0      30    2684160        0
        sctp_raddr    736    3409     155        6813       0     254    2623104        0
        RADIX NODE    144   17913     198      293419       0      62    2607984        0
           tcp_log    416       0    5337       11423       0     254    2220192        0
              pbuf   2624       0     794           0       0       2    2083456        0
       malloc-4096   4096     423       5       13749       0       2    1753088        0
       UMA Slabs 0    112   15260      34       15260       0     126    1712928        0
          BUF TRIE    144     194   11566         724       0      62    1693440        0
        malloc-384    384    4230      30        4245       0      30    1635840        0
        malloc-128    128   11616     102       11868       0     126    1499904        0
         vmem btag     56   26622     129       26622       0     254    1498056        0
        malloc-384    384     560    3280       11922       0      30    1474560        0
        malloc-256    256     139    3896       35332       0      62    1032960        0
        malloc-256    256     612    3363       35867       0      62    1017600        0
        malloc-256    256    3415     185       18000       0      62     921600        0
            socket    960      41     723       23328       0     254     733440        0
         FFS inode   1160     514      25       12246       0       8     625240        0
         VM OBJECT    264    2187     123      277014       0      30     609840        0
       mbuf_packet    256    1660     626       38077       0     254     585216        0
        malloc-128    128    1150    3283       12535       0     126     567424        0
             tcpcb   1104       5     506        1315       0     254     564144        0
         malloc-64     64    7483     140       11477       0     254     487872        0
        sctp_chunk    152    2793     275        2793       0     254     466336        0
      malloc-65536  65536       7       0           7       0       1     458752        0
        256 Bucket   2048     198      12        6752       0       8     430080        0
        sctp_laddr     48    8756     148       14508       0     254     427392        0
       malloc-2048   2048       5     195         536       0       8     409600        0
         malloc-32     32   12176     550       35073       0     254     407232        0
            lkpimm    168       1    2327           1       0      62     391104        0
          lkpicurr    168       2    2326           2       0      62     391104        0
         malloc-16     16   21414     586       47622       0     254     352000        0
            THREAD   1824     158      29       12716       0       8     341088        0
         MAP ENTRY     96    2869     407      695228       0     126     314496        0
             VNODE    448     554     112       12288       0      30     298368        0
sctp_stream_msg_out    112    1995     309        4135       0     254     258048        0
      malloc-16384  16384       8       7       11864       0       1     245760        0
       tcp_bbr_map    128       0    1767       25084       0     126     226176        0
            DEVCTL   1024       7     213         153       0       0     225280        0
         UMA Zones    768     243       1         243       0      16     187392        0
     FPU_save_area    832     160      56       31580       0      16     179712        0
        malloc-128    128    1265     130       45196       0     126     178560        0
       S VFS Cache    104    1012     392       14155       0     126     146016        0
       FFS2 dinode    256     514      56       12246       0      62     145920        0
         64 Bucket    512     192      72       11070       0      30     135168        0
        128 Bucket   1024      97      34        1715       0      16     134144        0
    ertt_txseginfo     40       0    3333       66175       0     254     133320        0
      malloc-65536  65536       0       2         136       0       1     131072        0
      malloc-65536  65536       0       2         192       0       1     131072        0
       malloc-1024   1024     109      19         126       0      16     131072        0
             unpcb    256      20     490        2469       0     254     130560        0
           VMSPACE   2560      38      10       12647       0       4     122880        0
              PROC   1368      58      30       12666       0       8     120384        0
              pipe    728      23     142         808       0      16     120120        0
          ksiginfo    112      67     977       18993       0     126     116928        0
         malloc-16     16    6887     363       27022       0     254     116000        0
       malloc-8192   8192       9       3         137       0       1      98304        0
        malloc-256    256     203     172       13843       0      62      96000        0
         filedesc0   1072      59      25       12667       0       8      90048        0
          UMA Kegs    384     229       4         229       0      30      89472        0
             g_bio    408       0     210        6286       0      30      85680        0
        malloc-128    128     408     243        1444       0     126      83328        0
         32 Bucket    256     185     130       12780       0      62      80640        0
       malloc-8192   8192       7       2          11       0       1      73728        0
         malloc-64     64     575     496       32002       0     254      68544        0
        malloc-128    128     300     227         312       0     126      67456        0
           DIRHASH   1024      35      29          35       0      16      65536        0
      malloc-65536  65536       1       0           1       0       1      65536        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-256    256     211      44        1685       0      62      65280        0
             ripcb    424       5     121         384       0      30      53424        0
     udplite_inpcb    424       0     126        1172       0      30      53424        0
         malloc-64     64     141     678       26745       0     254      52416        0
         malloc-64     64     174     645      188356       0     254      52416        0
             Files     80     222     428       48121       0     126      52000        0
        malloc-128    128     141     262       12351       0     126      51584        0
        malloc-256    256     136      59         151       0      62      49920        0
        malloc-256    256      80     115       12169       0      62      49920        0
             NAMEI   1024       0      48       63386       0      16      49152        0
      malloc-16384  16384       3       0           3       0       1      49152        0
       malloc-2048   2048       7      17         536       0       8      49152        0
       malloc-1024   1024      34      14          47       0      16      49152        0
          syncache    168       0     264           4       0     254      44352        0
            clpbuf   2624       0      16          22       0      16      41984        0
       malloc-8192   8192       5       0           5       0       1      40960        0
            pcpu-8      8    4708     412        4913       0     254      40960        0
       Mountpoints   2752       2      12           2       0       4      38528        0
         udp_inpcb    424       6      84         294       0      30      38160        0
         tcp_inpcb    424       5      85        1315       0      30      38160        0
            da_ccb    544       0      70        1676       0      16      38080        0
               PWD     32      19    1115       11783       0     254      36288        0
         malloc-64     64     238     329         270       0     254      36288        0
         malloc-64     64     491      76         696       0     254      36288        0
         malloc-64     64      32     535         378       0     254      36288        0
        malloc-128    128      18     261          22       0     126      35712        0
        malloc-128    128     113     166       23639       0     126      35712        0
     routing nhops    256      27     108          35       0      62      34560        0
           ttyoutq    256      72      63         160       0      62      34560        0
        malloc-384    384      53      37         393       0      30      34560        0
        malloc-256    256      18     117          56       0      62      34560        0
         TURNSTILE    136     188      64         188       0      62      34272        0
      malloc-32768  32768       1       0           1       0       1      32768        0
      malloc-16384  16384       1       1          16       0       1      32768        0
       malloc-4096   4096       4       4       11956       0       2      32768        0
       malloc-4096   4096       8       0           8       0       2      32768        0
       malloc-2048   2048       7       9           7       0       8      32768        0
       malloc-2048   2048       5      11          70       0       8      32768        0
       malloc-2048   2048       7       9         198       0       8      32768        0
       malloc-1024   1024       6      26         209       0      16      32768        0
       malloc-1024   1024       4      28           6       0      16      32768        0
       malloc-1024   1024       6      26        1204       0      16      32768        0
        malloc-512    512       5      59         201       0      30      32768        0
        malloc-512    512      10      54          10       0      30      32768        0
        malloc-512    512      11      53          18       0      30      32768        0
           pcpu-64     64     494      18         494       0     254      32768        0
      tcp_rack_pcb    896       0      36          28       0      16      32256        0
               ipq     56       3     573           4       0     254      32256        0
             KNOTE    160      28     172      122932       0      62      32000        0
            ttyinq    160     135      65         300       0      62      32000        0
      tcp_rack_map    120       0     264          54       0     126      31680        0
       tcp_bbr_pcb    832       0      36         871       0      16      29952        0
            cpuset    104       7     272           7       0     126      29016        0
   tcp_inpcb ports     32       3     879         955       0     254      28224        0
         malloc-32     32     292     590       12184       0     254      28224        0
         16 Bucket    144      69     127         546       0      62      28224        0
          4 Bucket     48       6     582         301       0     254      28224        0
          8 Bucket     80      81     269        3382       0     126      28000        0
               AIO    208       0     133          13       0      62      27664        0
       malloc-4096   4096       4       2          91       0       2      24576        0
              PGRP     88      34     242          53       0     126      24288        0
          rl_entry     40      59     547          59       0     254      24240        0
           rtentry    168      31     113          35       0      62      24192        0
        SLEEPQUEUE     88     188      68         188       0     126      22528        0
         hostcache     64       1     314           1       0     254      20160        0
             udpcb     32       6     624        1466       0     254      20160        0
   udp_inpcb ports     32       3     627          88       0     254      20160        0
              ertt     72       5     275        1315       0     126      20160        0
         malloc-64     64       2     313          32       0     254      20160        0
         malloc-32     32       6     624          60       0     254      20160        0
         malloc-32     32     180     450         198       0     254      20160        0
         malloc-32     32      41     589         738       0     254      20160        0
         malloc-32     32      71     559        9017       0     254      20160        0
         malloc-32     32      50     580        1474       0     254      20160        0
          2 Bucket     32      44     586        1442       0     254      20160        0
             AIOCB    552       0      35           8       0      16      19320        0
 epoch_record pcpu    256       4      60           4       0      62      16384        0
      malloc-16384  16384       1       0           1       0       1      16384        0
       malloc-8192   8192       1       1           3       0       1      16384        0
       malloc-2048   2048       1       7           1       0       8      16384        0
       malloc-1024   1024       8       8           9       0      16      16384        0
        malloc-512    512       0      32           1       0      30      16384        0
        malloc-512    512       0      32           1       0      30      16384        0
        malloc-512    512       0      32          15       0      30      16384        0
           SMR CPU     32       7     504           7       0     254      16352        0
      vtnet_tx_hdr     24       0     668      821185       0     254      16032        0
         malloc-16     16     308     692         507       0     254      16000        0
              kenv    258      15      45        1054       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-32     32      80     298          93       0     254      12096        0
         malloc-16     16      17     733        1335       0     254      12000        0
         malloc-16     16      18     732         132       0     254      12000        0
         malloc-16     16      31     719          33       0     254      12000        0
         malloc-16     16     185     565        2994       0     254      12000        0
         malloc-16     16      15     735       48345       0     254      12000        0
        malloc-384    384       1      29           2       0      30      11520        0
        malloc-384    384      20      10          21       0      30      11520        0
       malloc-8192   8192       1       0           1       0       1       8192        0
       malloc-8192   8192       1       0           1       0       1       8192        0
       malloc-8192   8192       1       0           1       0       1       8192        0
       malloc-4096   4096       0       2           3       0       2       8192        0
       malloc-4096   4096       0       2           2       0       2       8192        0
           pcpu-16     16      14     498          14       0     254       8192        0
       UMA Slabs 1    176      10      12          10       0      62       3872        0
        KMAP ENTRY     96      12      27          14       0       0       3744        0
            pcpu-4      4       1     511           1       0     254       2048        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     254          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    184       0       0           0       0      62          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
   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
   sctp_asconf_ack     48       0       0           0       0     254          0        0
       sctp_asconf     40       0       0           0       0     254          0        0
        sctp_readq    152       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
    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
        TMPFS node    224       0       0           0       0      62          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
           NCLNODE    608       0       0           0       0      16          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    104       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-4096   4096       0       0           0       0       2          0        0
       malloc-4096   4096       0       0           0       0       2          0        0
       malloc-2048   2048       0       0           0       0       8          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-384    384       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
            fakepg    104       0       0           0       0     126          0        0
          UMA Hash    256       0       0           0       0      62          0        0

Crashes (10):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets Title
ci-freebsd-main 2022/09/10 08:50 freebsd-src 927f8d8bbbed 356d8217 console log report panic: ipreass_callout: stray callout on bucket ADDR
ci-freebsd-main 2022/09/10 00:29 freebsd-src 927f8d8bbbed 356d8217 console log report panic: ipreass_callout: stray callout on bucket ADDR
ci-freebsd-main 2022/09/09 18:36 freebsd-src c44ca4c227f7 90058bdc console log report panic: ipreass_callout: stray callout on bucket ADDR
ci-freebsd-main 2022/09/09 17:46 freebsd-src c44ca4c227f7 90058bdc console log report panic: ipreass_callout: stray callout on bucket ADDR
ci-freebsd-main 2022/09/09 03:55 freebsd-src 1494f4776af3 f3027468 console log report panic: ipreass_callout: stray callout on bucket ADDR
ci-freebsd-i386 2022/09/10 06:41 freebsd-src 927f8d8bbbed 356d8217 console log report panic: ipreass_callout: stray callout on bucket ADDR
ci-freebsd-i386 2022/09/10 05:47 freebsd-src 927f8d8bbbed 356d8217 console log report panic: ipreass_callout: stray callout on bucket ADDR
ci-freebsd-i386 2022/09/09 17:42 freebsd-src c44ca4c227f7 90058bdc console log report panic: ipreass_callout: stray callout on bucket ADDR
ci-freebsd-i386 2022/09/09 09:51 freebsd-src 1494f4776af3 f3027468 console log report panic: ipreass_callout: stray callout on bucket ADDR
ci-freebsd-i386 2022/09/09 02:47 freebsd-src 1494f4776af3 f3027468 console log report panic: ipreass_callout: stray callout on bucket ADDR
* Struck through repros no longer work on HEAD.