syzbot


panic: mtx_lock() of spin mutex (null) @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.c:LINE

Status: auto-closed as invalid on 2020/09/02 07:17
Reported-by: syzbot+adba3af6efdfe61e876a@syzkaller.appspotmail.com
First crash: 1631d, last: 1631d
Similar bugs (1)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
freebsd panic: mtx_lock() of spin mutex (null) @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.c:LINE (2) syz 10 1212d 1522d 0/2 closed as dup on 2021/09/08 20:33

Sample crash report:
panic: mtx_lock() of spin mutex (null) @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.c:4871
cpuid = 1
time = 1591254976
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe002e418420
vpanic() at vpanic+0x1c7/frame 0xfffffe002e418480
panic() at panic+0x43/frame 0xfffffe002e4184e0
__mtx_lock_flags() at __mtx_lock_flags+0x202/frame 0xfffffe002e418540
sctp_free_assoc() at sctp_free_assoc+0x7e4/frame 0xfffffe002e4185d0
sctp_lower_sosend() at sctp_lower_sosend+0x223d/frame 0xfffffe002e4187b0
sctp_sosend() at sctp_sosend+0x501/frame 0xfffffe002e4188e0
sosend() at sosend+0xc6/frame 0xfffffe002e418950
kern_sendit() at kern_sendit+0x33d/frame 0xfffffe002e418a00
sendit() at sendit+0x224/frame 0xfffffe002e418a60
sys_sendmsg() at sys_sendmsg+0x8b/frame 0xfffffe002e418ac0
amd64_syscall() at amd64_syscall+0x262/frame 0xfffffe002e418bf0
fast_syscall_common() at fast_syscall_common+0x101/frame 0xfffffe002e418bf0
--- syscall (198, FreeBSD ELF64, nosys), rip = 0x28289a, rsp = 0x7fffdff79f08, rbp = 0x7fffdff79f70 ---
KDB: enter: panic
[ thread pid 3047 tid 100385 ]
Stopped at      kdb_enter+0x67: movq    $0,0x14a7356(%rip)
db> 
db> set $lines = 0
db> set $maxwidth = 0
db> show registers
cs                        0x20
ds                        0x3b  ll+0x1a
es                        0x3b  ll+0x1a
fs                        0x13
gs                        0x1b
ss                        0x28  ll+0x7
rax                       0x12
rcx         0xfffffe0026600000
rdx                    0x3ffff
rbx                          0
rsp         0xfffffe002e418400
rbp         0xfffffe002e418420
rsi                    0x40001
rdi         0xffffffff810be006  vprintf+0x176
r8                           0
r9                  0xffffffff
r10                 0x4967c2cb
r11                 0xf07cee74
r12         0xffffffff82068e30  ddb_dbbe
r13                          0
r14         0xffffffff819a539d
r15         0xffffffff819a539d
rip         0xffffffff810b3317  kdb_enter+0x67
rflags                    0x86  ll+0x65
kdb_enter+0x67: movq    $0,0x14a7356(%rip)
db> show proc
Process 3047 (syz-executor.3) at 0xfffff8007b333520:
 state: NORMAL
 uid: 0  gids: 0, 0, 5
 parent: pid 773 at 0xfffff8000c3c0520
 ABI: FreeBSD ELF64
 arguments: /root/syz-executor.3
 reaper: 0xfffff8000331c000 reapsubtree: 1
 sigparent: 20
 vmspace: 0xfffffe0025c83000
   (map 0xfffffe0025c83000)
   (map.pmap 0xfffffe0025c830c0)
   (pmap 0xfffffe0025c83120)
 threads: 7
100829                   RunQ                                syz-executor.3
100327                   S       sbwait  0xfffffe0025ca7c6c  syz-executor.3
100340                   S       sbwait  0xfffffe0025ca91d4  syz-executor.3
100349                   S       sbwait  0xfffffe00239f61d4  syz-executor.3
100350                   S       sbwait  0xfffffe0025ca91d4  syz-executor.3
100385                   Run     CPU 1                       syz-executor.3
100407                   RunQ                                syz-executor.3
db> ps
  pid  ppid  pgrp   uid  state   wmesg   wchan               cmd
 3050   774   774     0  R       (threaded)                  syz-executor.1
100941                   RunQ                                syz-executor.1
100370                   S       connec  0xfffffe0025cbd478  syz-executor.1
100373                   S       sbwait  0xfffffe0025cbd55c  syz-executor.1
100375                   S       uwait   0xfffff8000cdf8180  syz-executor.1
100376                   D       biowr   0xfffffe0003e41680  syz-executor.1
100381                   S       uwait   0xfffff80003cbe480  syz-executor.1
100383                   S       uwait   0xfffff8000c1cb580  syz-executor.1
 3049  1404  1404     0  R       (threaded)                  syz-executor.2
100855                   RunQ                                syz-executor.2
100343                   S       sbwait  0xfffffe00239e48e4  syz-executor.2
100361                   S       sbwait  0xfffffe0025cb98e4  syz-executor.2
100365                   S       uwait   0xfffff8000cdf8300  syz-executor.2
100367                   S       uwait   0xfffff8000cdf8380  syz-executor.2
 3048  1168  1168     0  S       (threaded)                  syz-executor.0
101176                   S       nanslp  0xffffffff8252efe0  syz-executor.0
100342                   S       sbwait  0xfffffe0025cab1d4  syz-executor.0
100358                   S       sbwait  0xfffffe0025cbca8c  syz-executor.0
100341                   S       pipdwt  0xfffff80003ca78e8  syz-executor.0
100347                   S       uwait   0xfffff8000cdf3000  syz-executor.0
100363                   S       uwait   0xfffff8000c1cbb00  syz-executor.0
 3047   773   773     0  R       (threaded)                  syz-executor.3
100829                   RunQ                                syz-executor.3
100327                   S       sbwait  0xfffffe0025ca7c6c  syz-executor.3
100340                   S       sbwait  0xfffffe0025ca91d4  syz-executor.3
100349                   S       sbwait  0xfffffe00239f61d4  syz-executor.3
100350                   S       sbwait  0xfffffe0025ca91d4  syz-executor.3
100385                   Run     CPU 1                       syz-executor.3
100407                   RunQ                                syz-executor.3
 2533     1  2533    65  Ss      select  0xfffff80003a5bec0  dhclient
 2232     1  2232     0  Ss      select  0xfffff80003a5b440  dhclient
 2229     1  2229     0  Ss      select  0xfffff8007b130ec0  dhclient
 2209     1  2209    65  Ss      select  0xfffff800033506c0  dhclient
 1903     1  1903     0  Ss      select  0xfffff8000334f540  dhclient
 1900     1  1900     0  Ss      select  0xfffff80003350740  dhclient
 1880     1  1880    65  Ss      select  0xfffff80003352ec0  dhclient
 1494     1  1494     0  Ss      select  0xfffff80003350540  dhclient
 1491     1  1491     0  Ss      select  0xfffff8000334fac0  dhclient
 1471     1  1471    65  Ss      select  0xfffff8000334f040  dhclient
 1404   768  1404     0  Ss      nanslp  0xffffffff8252efe0  syz-executor.2
 1168   768  1168     0  Rs                                  syz-executor.0
  823     1   823     0  Ss      select  0xfffff80003352740  dhclient
  820     1   820     0  Ss      select  0xfffff8000334f6c0  dhclient
  774   768   774     0  Ss      nanslp  0xffffffff8252efe1  syz-executor.1
  773   768   773     0  Ss      nanslp  0xffffffff8252efe0  syz-executor.3
  768   766   766     0  S       (threaded)                  syz-fuzzer
100108                   S       kqread  0xfffff80003c0e600  syz-fuzzer
100109                   S       uwait   0xfffff800037fb680  syz-fuzzer
100110                   S       uwait   0xfffff800037fb780  syz-fuzzer
100111                   S       uwait   0xfffff800037fb880  syz-fuzzer
100112                   S       uwait   0xfffff8000334ad00  syz-fuzzer
100113                   S       uwait   0xfffff80003cbe180  syz-fuzzer
100114                   S       uwait   0xfffff80003cbe280  syz-fuzzer
100115                   S       uwait   0xfffff80003cbe380  syz-fuzzer
100116                   S       uwait   0xfffff80003a42100  syz-fuzzer
100158                   S       uwait   0xfffff80003a3fa80  syz-fuzzer
100653                   S       uwait   0xfffff8000c301e00  syz-fuzzer
  766   764   766     0  Ss      pause   0xfffff8000c8e1ae8  csh
  764   682   764     0  Ss      select  0xfffff80003352440  sshd
  748     1   748     0  Ss+     ttyin   0xfffff8000380c0b0  getty
  747     1   747     0  Ss+     ttyin   0xfffff80003b7dcb0  getty
  746     1   746     0  Ss+     ttyin   0xfffff80003b804b0  getty
  745     1   745     0  Ss+     ttyin   0xfffff80003b80cb0  getty
  744     1   744     0  Ss+     ttyin   0xfffff800033b54b0  getty
  743     1   743     0  Ss+     ttyin   0xfffff800033b5cb0  getty
  742     1   742     0  Ss+     ttyin   0xfffff800033b84b0  getty
  741     1   741     0  Ss+     ttyin   0xfffff800033b8cb0  getty
  740     1   740     0  Ss+     ttyin   0xfffff800033b74b0  getty
  686     1   686     0  Ss      nanslp  0xffffffff8252efe0  cron
  682     1   682     0  Ss      select  0xfffff80003a5b4c0  sshd
  495     1   495     0  Ss      select  0xfffff80003352d40  syslogd
  424     1   424     0  Ss      select  0xfffff80003352cc0  devd
  423     1   423    65  Ss      select  0xfffff80003352a40  dhclient
  338     1   338     0  Ss      select  0xfffff80003352b40  dhclient
  335     1   335     0  Ss      select  0xfffff80003a5bdc0  dhclient
   23     0     0     0  DL      syncer  0xffffffff8261af18  [syncer]
   22     0     0     0  DL      vlruwt  0xfffff800033f7a40  [vnlru]
   21     0     0     0  DL      (threaded)                  [bufdaemon]
100069                   D       qsleep  0xffffffff8261a230  [bufdaemon]
100076                   D       -       0xffffffff8200aa00  [bufspacedaemon-0]
100085                   D       sdflush 0xfffff80003d24ce8  [/ worker]
   20     0     0     0  DL      psleep  0xffffffff82641248  [vmdaemon]
   19     0     0     0  DL      (threaded)                  [pagedaemon]
100067                   D       psleep  0xffffffff826356d8  [dom0]
100074                   D       launds  0xffffffff826356e4  [laundry: dom0]
100075                   D       umarcl  0xffffffff8154c550  [uma]
   18     0     0     0  DL      -       0xffffffff82362c58  [rand_harvestq]
   17     0     0     0  DL      pftm    0xffffffff82c573a0  [pf purge]
   16     0     0     0  DL      waiting 0xffffffff8261d690  [sctp_iterator]
   15     0     0     0  DL      -       0xffffffff8261982c  [soaiod4]
    9     0     0     0  DL      -       0xffffffff8261982c  [soaiod3]
    8     0     0     0  DL      -       0xffffffff8261982c  [soaiod2]
    7     0     0     0  DL      -       0xffffffff8261982c  [soaiod1]
    6     0     0     0  RL      (threaded)                  [cam]
100033                   CanRun                              [doneq0]
100066                   D       -       0xffffffff8223a890  [scanner]
    5     0     0     0  DL      crypto_ 0xfffff800033f6090  [crypto returns 1]
    4     0     0     0  DL      crypto_ 0xfffff800033f6030  [crypto returns 0]
    3     0     0     0  DL      crypto_ 0xffffffff82632ec0  [crypto]
   14     0     0     0  DL      seqstat 0xfffff8000338f888  [sequencer 00]
   13     0     0     0  DL      (threaded)                  [geom]
100024                   D       -       0xffffffff8250df80  [g_event]
100025                   D       -       0xffffffff8250df88  [g_up]
100026                   D       -       0xffffffff8250df90  [g_down]
    2     0     0     0  DL      (threaded)                  [KTLS]
100017                   D       -       0xfffff80003351e80  [thr_0]
100018                   D       -       0xfffff80003351ec0  [thr_1]
   12     0     0     0  RL      (threaded)                  [intr]
100012                   I                                   [swi6: task queue]
100013                   I                                   [swi6: Giant taskq]
100016                   I                                   [swi5: fast taskq]
100019                   I                                   [swi4: clock (0)]
100020                   I                                   [swi4: clock (1)]
100021                   I                                   [swi1: netisr 0]
100022                   I                                   [swi3: vm]
100034                   I                                   [irq24: virtio_pci0]
100035                   I                                   [irq25: virtio_pci0]
100036                   I                                   [irq26: virtio_pci0]
100037                   Run     CPU 0                       [irq27: virtio_pci0]
100038                   I                                   [irq28: virtio_pci1]
100039                   I                                   [irq29: virtio_pci1]
100040                   I                                   [irq30: virtio_pci1]
100041                   I                                   [irq31: virtio_pci1]
100042                   I                                   [irq32: virtio_pci1]
100047                   I                                   [irq10: virtio_pci2]
100049                   I                                   [irq1: atkbd0]
100050                   I                                   [irq12: psm0]
100051                   I                                   [swi0: uart uart++]
100060                   I                                   [swi1: pf send]
100072                   I                                   [swi1: hpts]
100073                   I                                   [swi1: hpts]
   11     0     0     0  RL      (threaded)                  [idle]
100003                   CanRun                              [idle: cpu0]
100004                   CanRun                              [idle: cpu1]
    1     0     1     0  SLs     wait    0xfffff8000331c000  [init]
   10     0     0     0  DL      audit_w 0xffffffff82633398  [audit]
    0     0     0     0  DLs     (threaded)                  [kernel]
100000                   D       swapin  0xffffffff8250e510  [swapper]
100005                   D       -       0xfffff80003346100  [softirq_0]
100006                   D       -       0xfffff80003346000  [softirq_1]
100007                   D       -       0xfffff80003343e00  [if_io_tqg_0]
100008                   D       -       0xfffff80003343d00  [if_io_tqg_1]
100009                   D       -       0xfffff80003343c00  [if_config_tqg_0]
100010                   D       -       0xfffff8000334d100  [kqueue_ctx taskq]
100011                   D       -       0xfffff8000334d000  [aiod_kick taskq]
100014                   D       -       0xfffff8000334ec00  [in6m_free taskq]
100015                   D       -       0xfffff8000334eb00  [thread taskq]
100023                   D       -       0xfffff8000334e900  [firmware taskq]
100028                   D       -       0xfffff8000334e700  [crypto_0]
100029                   D       -       0xfffff8000334e700  [crypto_1]
100043                   D       -       0xfffff80003349d00  [vtnet0 rxq 0]
100044                   D       -       0xfffff80003349c00  [vtnet0 txq 0]
100045                   D       -       0xfffff80003349b00  [vtnet0 rxq 1]
100046                   D       -       0xfffff80003349a00  [vtnet0 txq 1]
100048                   D       vtbslp  0xfffff80003597800  [virtio_balloon]
100052                   D       -       0xfffff80003821600  [mca taskq]
100057                   D       -       0xffffffff81d48e10  [deadlkres]
100062                   D       -       0xfffff80003b74900  [acpi_task_0]
100063                   D       -       0xfffff80003b74900  [acpi_task_1]
100064                   D       -       0xfffff80003b74900  [acpi_task_2]
100065                   D       -       0xfffff8000334e500  [CAM taskq]
db> show all locks
Process 3050 (syz-executor.1) thread 0xfffffe0025cc1700 (100373)
exclusive sx so_rcv_sx (so_rcv_sx) r = 0 (0xfffffe0025cbd500) locked @ /syzkaller/managers/main/kernel/sys/kern/uipc_sockbuf.c:414
Process 3050 (syz-executor.1) thread 0xfffffe002597d700 (100376)
exclusive lockmgr bufwait (bufwait) r = 0 (0xfffffe0003e41700) locked @ /syzkaller/managers/main/kernel/sys/kern/vfs_bio.c:3882
exclusive lockmgr ufs (ufs) r = 0 (0xfffff8007b5c6808) locked @ /syzkaller/managers/main/kernel/sys/kern/vfs_vnops.c:933
Process 3049 (syz-executor.2) thread 0xfffffe002584aa00 (100361)
exclusive sx so_rcv_sx (so_rcv_sx) r = 0 (0xfffffe0025cb9888) locked @ /syzkaller/managers/main/kernel/sys/kern/uipc_sockbuf.c:414
Process 3047 (syz-executor.3) thread 0xfffffe0025c7d000 (100385)
exclusive sleep mutex sctp-tcb (tcb) r = 0 (0xfffffe0025c10a90) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.c:4357
Process 12 (intr) thread 0xfffffe00049fc800 (100037)
exclusive sleep mutex vtscsi0 (VTSCSI Lock) r = 0 (0xfffff8000334d408) locked @ /syzkaller/managers/main/kernel/sys/dev/virtio/scsi/virtio_scsi.c:2232
db> show malloc
              Type        InUse        MemUse     Requests
           pf_hash            5        11524K            5
            devbuf         4213         4851K         4241
          tcp_hpts            5         3201K            5
             vtbuf           24         1968K           46
         sysctloid        27849         1625K        27913
              kobj          334         1336K          493
            newblk           20         1029K        20450
          vfscache            4         1025K            4
               pcb           75          591K         3274
          inodedep           11          517K         3462
         ufs_quota            1          512K            1
          vfs_hash            1          512K            1
           callout            2          512K            2
              intr            4          388K            4
           subproc          145          293K         3133
            acpica         1674          185K        52739
         vnet_data            1          168K            1
          filedesc           22          153K         4287
           pagedep            9          130K         2161
        tfo_ccache            1          128K            1
               sem            4          106K            4
            DEVFS1          105          105K          122
            linker          239           96K          295
               BPF           46           88K           46
               bus          972           79K         3412
          mtx_pool            2           72K            2
          syncache            1           68K            1
          acpitask            1           64K            1
       ddb_capture            1           64K            1
            module          501           63K          501
              umtx          378           48K          378
           kdtrace          211           41K        15831
              temp           35           33K         3173
         hostcache            1           32K            1
               shm            1           32K            3
            DEVFS3          124           31K          134
               msg            4           30K            4
            ifaddr           83           30K           91
        DEVFS_RULE           56           27K           56
              vmem            3           26K            5
        gtaskqueue           18           26K           18
         sctp_atcl           45           23K         1897
            kbdmux            6           22K            6
         sctp_stro           21           21K          649
         ufs_mount            4           17K            5
              proc            3           17K            3
           lltable           44           16K          180
               tty           16           16K           16
           tidhash            1           16K            1
           ithread           98           16K           98
       ether_multi          172           14K          322
            bus-sc           30           14K         1439
            KTRACE          100           13K          100
             ifnet            7           13K            7
              kenv           95           12K           99
      eventhandler          132           12K          132
         in6_multi           89           11K          165
         pfs_nodes           20           10K           20
         sctp_timw           39           10K           39
              GEOM           60           10K          487
              rman           82           10K          423
         bmsafemap            3            9K         3351
              UART           12            9K           12
           devstat            4            9K            4
               rpc            2            8K            2
             shmfd            1            8K           18
       pfs_vncache            1            8K            1
     audit_evclass          233            8K          291
              cred           28            7K          386
            select           52            7K           52
            kqueue           65            7K         3055
           CAM DEV            3            6K          510
            plimit           24            6K          515
                vt           11            6K           11
          routetbl           25            6K           48
            sglist            5            6K            5
         CAM queue            5            6K         1528
            DEVFSP           78            5K          172
         taskqueue           45            5K           45
       ufs_dirhash           24            5K           24
           session           35            5K           53
              pgrp           35            5K           59
          pf_ifnet           10            5K           19
           pf_rule            4            4K           10
           memdesc            1            4K            1
               MCA           32            4K           32
               UMA          248            4K          248
             evdev            4            4K            4
          kcovinfo           64            4K          153
             lockf           32            4K          150
             hhook           13            4K           13
         proc-args           52            3K          733
           acpisem           22            3K           22
          terminal           11            3K           11
         sctp_atky           66            3K         2546
           uidinfo            5            3K           13
          sctp_ifa           17            3K           32
          pf_table            1            2K            5
        local_apic            1            2K            1
           io_apic            1            2K            1
           CAM CCB            1            2K        44506
         ipsec-saq            2            2K            2
            ip6ndp           12            2K           31
            Unitno           34            2K        17287
           CAM XPT           22            2K          543
          in_multi            6            2K           12
           acpidev           20            2K           20
               msi            9            2K            9
               tun            7            2K            7
           softdep            1            1K            1
       ipsecpolicy            1            1K            1
            sahead            1            1K            1
          secasvar            1            1K            1
       inpcbpolicy           32            1K         9830
             clone            8            1K            8
       vnodemarker            2            1K          150
      NFSD session            1            1K            1
        CAM periph            4            1K          271
            dirrem            3            1K         2731
             mkdir            6            1K         4208
               mld            6            1K            6
          sctp_ifn            6            1K           11
              igmp            6            1K            6
             nhops            6            1K            6
         toponodes            6            1K            6
            isadev            6            1K            6
             mount           16            1K           86
          pci_link           10            1K           10
         sctp_athm           45            1K         1899
          sctp_map           42            1K         1298
            diradd            5            1K         2792
          freework            3            1K         9044
            crypto            3            1K            3
         newdirblk            4            1K         2104
          freeblks            2            1K         3100
              pfil            4            1K            4
    chacha20random            1            1K            1
           CAM SIM            2            1K            2
             epoch            4            1K            4
              cdev            2            1K            2
 encap_export_host            8            1K            8
          freefile            3            1K         2729
               osd            3            1K            9
          indirdep            1            1K         9737
            vnodes            1            1K            4
      NFSD lckfile            1            1K            1
     NFSD V4client            1            1K            1
             DEVFS            9            1K           10
               iov            8            1K        24711
            feeder            7            1K            7
        loginclass            3            1K            6
            soname            6            1K         7778
     CAM dev queue            2            1K            2
 CAM I/O Scheduler            1            1K            1
            apmdev            1            1K            1
          atkbddev            2            1K            2
          CAM path            4            1K         1034
           tcpfunc            2            1K            2
              ktls            1            1K            1
          pmchooks            1            1K            1
            prison            4            1K            4
          nexusdev            5            1K            5
          filecaps            5            1K          103
           entropy            2            1K           46
          sctp_vrf            1            1K            1
              vnet            1            1K            1
          acpiintr            1            1K            1
               pmc            1            1K            1
              cpus            2            1K            2
    vnet_data_free            1            1K            1
           Per-cpu            1            1K            1
          p1003.1b            1            1K            1
           pf_altq            0            0K            0
           pf_osfp            0            0K            0
           pf_temp            0            0K            0
            vtfont            0            0K            0
        madt_table            0            0K            2
           ath_hal            0            0K            0
            athdev            0            0K            0
           ata_pci            0            0K            0
           ata_dma            0            0K            0
       ata_generic            0            0K            0
               amr            0            0K            0
           scsi_da            0            0K           69
            pvscsi            0            0K            0
          smartpqi            0            0K            0
            ata_da            0            0K            0
           scsi_ch            0            0K            0
           scsi_cd            0            0K            0
            USBdev            0            0K            0
               USB            0            0K            0
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               agp            0            0K            0
              iavf            0            0K            0
               ixl            0            0K            0
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            twsbuf            0            0K            0
      twe_commands            0            0K            0
      twa_commands            0            0K            0
       tcp_log_dev            0            0K            0
        ice-resmgr            0            0K            0
         ice-osdep            0            0K            0
               ice            0            0K            0
       fpukern_ctx            0            0K            0
      midi buffers            0            0K            0
          xen_intr            0            0K            0
             mixer            0            0K            0
           xen_hvm            0            0K            0
         legacydrv            0            0K            0
            qpidrv            0            0K            0
              ac97            0            0K            0
             hdacc            0            0K            0
      dmar_idpgtbl            0            0K            0
          dmar_dom            0            0K            0
          dmar_ctx            0            0K            0
       dmar_dmamap            0            0K            0
              hdac            0            0K            0
              hdaa            0            0K            0
         acpi_perf            0            0K            0
              isci            0            0K            0
     hyperv_socket            0            0K            0
           bxe_ilt            0            0K            0
            xenbus            0            0K            0
         acpicmbat            0            0K            0
       SIIS driver            0            0K            0
     vm_fictitious            0            0K            0
               PUC            0            0K            0
          ppbusdev            0            0K            0
agtiapi_MemAlloc malloc            0            0K            0
    osti_cacheable            0            0K            0
          tempbuff            0            0K            0
          tempbuff            0            0K            0
           UMAHash            0            0K            0
ag_tgt_map_t malloc            0            0K            0
ag_slr_map_t malloc            0            0K            0
         vm_pgdata            0            0K            0
           jblocks            0            0K            0
          savedino            0            0K         1842
          sentinel            0            0K            0
            jfsync            0            0K            0
            jtrunc            0            0K            0
             sbdep            0            0K           72
           jsegdep            0            0K            0
              jseg            0            0K            0
         jfreefrag            0            0K            0
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           jnewblk            0            0K            0
            jmvref            0            0K            0
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          freefrag            0            0K           10
        allocindir            0            0K            0
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           mactemp            0            0K            0
     audit_trigger            0            0K            0
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      audit_evname            0            0K            0
         audit_bsm            0            0K            0
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             xform            0            0K            0
               NLM            0            0K            0
    ipsec-spdcache            0            0K            0
         ipsec-reg            0            0K            0
        ipsec-misc            0            0K            0
      ipsecrequest            0            0K            0
            ip6opt            0            0K           10
       ip6_msource            0            0K            0
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       in6_mfilter            0            0K            0
             frag6            0            0K            0
            tcplog            0            0K            0
lDevFlags * malloc            0            0K            0
               LRO            0            0K            0
        sctp_mcore            0            0K            0
        sctp_socko            0            0K          879
         sctp_iter            0            0K           25
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         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           25
         sctp_aadr            0            0K            0
         sctp_stri            0            0K            0
      newreno data            0            0K            0
        ip_msource            0            0K            0
       ip_moptions            0            0K            2
        in_mfilter            0            0K            0
              ipid            0            0K            0
         80211scan            0            0K            0
      80211ratectl            0            0K            0
        80211power            0            0K            0
       80211nodeie            0            0K            0
         80211node            0            0K            0
      80211mesh_gt            0            0K            0
      80211mesh_rt            0            0K            0
         80211perr            0            0K            0
         80211prep            0            0K            0
         80211preq            0            0K            0
          80211dfs            0            0K            0
       80211crypto            0            0K            0
          80211vap            0            0K            0
             iflib            0            0K            0
              vlan            0            0K            0
               gif            0            0K            0
           ifdescr            0            0K            0
              zlib            0            0K            0
           fadvise            0            0K            4
tiDeviceHandle_t * malloc            0            0K            0
            statfs            0            0K         2278
       export_host            0            0K            0
        cl_savebuf            0            0K            3
ag_portal_data_t malloc            0            0K            0
ag_device_t malloc            0            0K            0
     STLock malloc            0            0K            0
          CCB List            0            0K            0
            sr_iov            0            0K            0
               OCS            0            0K            0
               OCS            0            0K            0
              nvme            0            0K            0
               nvd            0            0K            0
            netmap            0            0K            0
            mwldev            0            0K            0
        MVS driver            0            0K            0
     CAM ccb queue            0            0K            0
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            biobuf            0            0K            0
              aios            0            0K            0
               lio            0            0K            0
               acl            0            0K            0
            MPSSAS            0            0K            0
          mbuf_tag            0            0K          386
              accf            0            0K            0
               pts            0            0K            0
          ioctlops            0            0K         1157
           Witness            0            0K            0
             stack            0            0K            0
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            MPRSAS            0            0K            0
               mpr            0            0K            0
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              sbuf            0            0K          288
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        compressor            0            0K            0
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              SWAP            0            0K            0
               LED            0            0K            0
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                ix            0            0K            0
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             sigio            0            0K            3
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         raid_data            0            0K           72
     geom_flashmap            0            0K            0
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         newnfsmnt            0            0K            0
  newnfsclient_req            0            0K            0
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     NFSCL session            0            0K            0
     NFSCL sockreq            0            0K            0
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NFSCL diroffdiroff            0            0K            0
       NEWdirectio            0            0K            0
        NEWNFSnode            0            0K            0
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      NFSCL client            0            0K            0
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            NFS fh            0            0K            0
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     NFSD usrgroup            0            0K            0
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              xbbd            0            0K            0
               xbd            0            0K            0
           Balloon            0            0K            0
          sysmouse            0            0K            0
db> show uma
              Zone   Size    Used    Free    Requests  Sleeps  Bucket  Total Mem    XFree
      mbuf_cluster   2048    9780     126        9780       0     254   20287488        0
   mbuf_jumbo_page   4096       0     762        1218       0     254    3121152        0
       mbuf_packet    256    8213    1439      684225       0     254    2470912        0
               512    512    4138     182        7612       0      30    2211840        0
        RADIX NODE    144   13429     596      186462       0      62    2019600        0
          BUF TRIE    144     373   13123       28342       0      62    1943424        0
              4096   4096     335       5         554       0       2    1392640        0
               128    128    9458     152        9615       0     126    1230080        0
         sctp_asoc   2288      21     489         649       0     254    1166880        0
       UMA Slabs 0    112    7436      10        7436       0     126     833952        0
              pbuf    832       0     889           0       0       2     739648        0
            socket    904      62     703       12306       0     254     691560        0
           sctp_ep   1280      24     486        1248       0     254     652800        0
             tcpcb   1032       5     512         775       0     254     533544        0
              2048   2048       6     210       45470       0       8     442368        0
              mbuf    256     526    1012      345129       0     254     393728        0
             65536  65536       6       0           6       0       1     393216        0
        256 Bucket   2048     177      15        1290       0       8     393216        0
        sctp_raddr    736      21     496         654       0     254     380512        0
         VM OBJECT    264    1332     108       54516       0      30     380160        0
     udplite_inpcb    488      20     748        8789       0     254     374784        0
             g_bio    408       4     836      175678       0      30     342720        0
               256    256     216    1104       25088       0      62     337920        0
            THREAD   1776     161      28        9805       0       8     335664        0
              4096   4096      69       7        3060       0       2     311296        0
             VNODE    488     573      59        3308       0      30     308416        0
             ripcb    488       5     507          35       0     254     249856        0
         tcp_inpcb    488       5     507         775       0     254     249856        0
         udp_inpcb    488       2     510         231       0     254     249856        0
                64     64    3217     122        3635       0     254     213696        0
             16384  16384       9       4        2139       0       1     212992        0
         MAP ENTRY     96    1709     433      180587       0     126     205632        0
             32768  32768       0       6        9203       0       1     196608        0
                16     16   11933     317       14898       0     254     196000        0
               128    128    1175     220       24018       0     126     178560        0
         UMA Zones    768     222       4         222       0      16     173568        0
              1024   1024     129      31         146       0      16     163840        0
               128    128    1176      95        8016       0     126     162688        0
       FFS2 dinode    256     537      93        3270       0      62     161280        0
                32     32    4435     479        5297       0     254     157248        0
           VMSPACE   2536      40      14        3029       0       4     136944        0
         vmem btag     56    2240     123        2240       0     254     132328        0
             65536  65536       0       2         183       0       1     131072        0
             65536  65536       2       0           2       0       1     131072        0
             65536  65536       1       1         115       0       1     131072        0
             32768  32768       1       3           8       0       1     131072        0
             unpcb    256      20     490        1181       0     254     130560        0
          ksiginfo    112      61     983         112       0     126     116928        0
         FFS inode    160     537     163        3270       0      62     112000        0
               256    256     283     152       13438       0      62     111360        0
            clpbuf    832       0     128        2544       0      16     106496        0
              PROC   1312      62      19        3050       0       8     106272        0
        128 Bucket   1024      55      44        9947       0      16     101376        0
              4096   4096      21       3         347       0       2      98304        0
              2048   2048      30      18        1254       0       8      98304        0
               512    512     136      48         763       0      30      94208        0
         filedesc0   1088      63      21        3051       0       8      91392        0
              4096   4096      19       3          33       0       2      90112        0
         64 Bucket    512     105      63        4974       0      30      86016        0
          UMA Kegs    384     208       7         208       0      30      82560        0
             16384  16384       3       2           6       0       1      81920        0
              8192   8192       8       2          36       0       1      81920        0
       S VFS Cache    108     627     129        4051       0     126      81648        0
        sctp_chunk    152      20     500          24       0     254      79040        0
               512    512      76      76        2064       0      30      77824        0
              1024   1024       5      63         295       0      16      69632        0
                64     64     515     556        1565       0     254      68544        0
             65536  65536       0       1           8       0       1      65536        0
             32768  32768       1       1         113       0       1      65536        0
              1024   1024      28      36         656       0      16      65536        0
               256    256      63     192        1806       0      62      65280        0
               256    256      43     212        3070       0      62      65280        0
               256    256      77     178       13801       0      62      65280        0
               256    256      16     239        5154       0      62      65280        0
         32 Bucket    256      67     188        2094       0      62      65280        0
sctp_stream_msg_out    112       0     540          24       0     254      60480        0
               128    128     102     301        7164       0     126      51584        0
               128    128      17     386        2894       0     126      51584        0
              pipe    760      23      42        1372       0      16      49400        0
           DIRHASH   1024      34      14          34       0      16      49152        0
             NAMEI   1024       0      48       26695       0      16      49152        0
             16384  16384       2       1           3       0       1      49152        0
              8192   8192       5       1           7       0       1      49152        0
              2048   2048      12      12          34       0       8      49152        0
               512    512      47      49         204       0      30      49152        0
             Files     72     257     415       25445       0     126      48384        0
          syncache    168       0     264           4       0     254      44352        0
              8192   8192       0       5         234       0       1      40960        0
              8192   8192       4       1          85       0       1      40960        0
         16 Bucket    144      77     203       18132       0      62      40320        0
             selfd     64      93     474       22124       0     254      36288        0
                64     64      54     513         419       0     254      36288        0
                64     64      37     530       19155       0     254      36288        0
                64     64     156     411        3257       0     254      36288        0
                64     64      86     481        3704       0     254      36288        0
                64     64     200     367         924       0     254      36288        0
                64     64     173     394         267       0     254      36288        0
          8 Bucket     80      68     382       39028       0     126      36000        0
       tcp_bbr_map    128       0     279          28       0     126      35712        0
               128    128      71     208        2319       0     126      35712        0
               128    128      29     250         743       0     126      35712        0
               128    128      53     226          53       0     126      35712        0
     routing nhops    256      15     120          59       0      62      34560        0
           ttyoutq    256      72      63         160       0      62      34560        0
               256    256      19     116         179       0      62      34560        0
               256    256       6     129          25       0      62      34560        0
         TURNSTILE    136     190      62         190       0      62      34272        0
        SLEEPQUEUE     88     190     194         190       0     126      33792        0
             32768  32768       1       0           1       0       1      32768        0
              4096   4096       6       2          11       0       2      32768        0
              2048   2048       2      14         887       0       8      32768        0
              2048   2048       3      13          35       0       8      32768        0
              1024   1024       3      29          11       0      16      32768        0
              1024   1024      12      20          30       0      16      32768        0
              1024   1024       3      29        1456       0      16      32768        0
              1024   1024      11      21          11       0      16      32768        0
               512    512       3      61          85       0      30      32768        0
               512    512      23      41         346       0      30      32768        0
               512    512      10      54          10       0      30      32768        0
     mt_stats_zone     64     442      70         442       0     254      32768        0
           64 pcpu      8    3854     242        3969       0     254      32768        0
             KNOTE    160      27     173       40565       0      62      32000        0
            ttyinq    160     135      65         300       0      62      32000        0
       tcp_bbr_pcb    832       0      36          12       0      16      29952        0
            cpuset    104       7     272           7       0     126      29016        0
              4096   4096       2       5        2730       0       2      28672        0
           pf tags    104       4     269           8       0     126      28392        0
        sctp_laddr     48      76     512         142       0     254      28224        0
         hostcache     96       1     293           1       0     254      28224        0
             udpcb     32      22     860        9020       0     254      28224        0
               PWD     32      22     860        2202       0     254      28224        0
                32     32     361     521        2265       0     254      28224        0
                32     32     104     778       11759       0     254      28224        0
          4 Bucket     48       8     580       12833       0     254      28224        0
          2 Bucket     32      66     816       12880       0     254      28224        0
        KMAP ENTRY     96      12     279          12       0     126      27936        0
           rtentry    208      33     100          59       0      62      27664        0
          rl_entry     40      95     511          95       0     254      24240        0
      vtnet_tx_hdr     24       0    1002      332765       0     254      24048        0
       Mountpoints   2816       2       6           2       0       4      22528        0
                32     32      50     580       17478       0     254      20160        0
                32     32      77     553         466       0     254      20160        0
                32     32      29     601         493       0     254      20160        0
                32     32      55     575        5826       0     254      20160        0
                32     32       5     625           5       0     254      20160        0
          procdesc    136       5     140          14       0      62      19720        0
 epoch_record pcpu    256       4      60           4       0      62      16384        0
             16384  16384       1       0           1       0       1      16384        0
             16384  16384       0       1         136       0       1      16384        0
             16384  16384       1       0           1       0       1      16384        0
              8192   8192       2       0           2       0       1      16384        0
              2048   2048       2       6           2       0       8      16384        0
              2048   2048       3       5           3       0       8      16384        0
              1024   1024       1      15           1       0      16      16384        0
               512    512       1      31           2       0      30      16384        0
             rentr     24       0     668          18       0     254      16032        0
           mt_zone     24     442     226         442       0     254      16032        0
               MAP    216       2      69           2       0      62      15336        0
              vmem   1856       1       7           1       0       8      14848        0
                16     16       0     750           5       0     254      12000        0
                16     16      18     732        2838       0     254      12000        0
                16     16      79     671        1617       0     254      12000        0
                16     16      45     705        1926       0     254      12000        0
                16     16      17     733         165       0     254      12000        0
                16     16     264     486       24195       0     254      12000        0
                16     16      10     740          10       0     254      12000        0
              8192   8192       1       0           1       0       1       8192        0
              8192   8192       1       0           1       0       1       8192        0
           SMR CPU     32       1     254           1       0     254       8160        0
        SMR SHARED     24       1     254           1       0     254       6120        0
              2048   2048       0       2          32       0       8       4096        0
       UMA Slabs 1    176       8      14           8       0      62       3872        0
          int pcpu      4      34     478          34       0     254       2048        0
       FFS1 dinode    128       0       0           0       0     126          0        0
             swblk    136       0       0           0       0      62          0        0
          swpctrie    144       0       0           0       0      62          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    256       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    296       0       0           0       0     254          0        0
          pf mtags     48       0       0           0       0     254          0        0
    IPsec SA lft_c     16       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
      tcp_log_node    120       0       0           0       0     126          0        0
    tcp_log_bucket    184       0       0           0       0      62          0        0
           tcp_log    408       0       0           0       0     254          0        0
          tcpreass     48       0       0           0       0     254          0        0
tfo_ccache_entries     80       0       0           0       0     126          0        0
               tfo      4       0       0           0       0     254          0        0
          sackhole     32       0       0           0       0     254          0        0
             tcptw     88       0       0           0       0     254          0        0
               ipq     56       0       0           0       0     254          0        0
            itimer    352       0       0           0       0      30          0        0
            AIOLIO    280       0       0           0       0      30          0        0
             AIOCB    752       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
           NCLNODE    592       0       0           0       0      16          0        0
     LTS VFS Cache    368       0       0           0       0      30          0        0
       L VFS Cache    328       0       0           0       0      30          0        0
     STS VFS Cache    148       0       0           0       0      62          0        0
         VNODEPOLL    120       0       0           0       0     126          0        0
    crypto_session     72       0       0           0       0     126          0        0
           cryptop    272       0       0           0       0      30          0        0
      nvme_request    128       0       0           0       0     126          0        0
     FPU_save_area    832       0       0           0       0      16          0        0
    DMAR_MAP_ENTRY    128       0       0           0       0     126          0        0
      ktls_session    192       0       0           0       0      62          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    832       0       0           0       0      62          0        0
            mdpbuf    832       0       0           0       0       4          0        0
           nfspbuf    832       0       0           0       0      16          0        0
            swwbuf    832       0       0           0       0       8          0        0
            swrbuf    832       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
             65536  65536       0       0           0       0       1          0        0
             65536  65536       0       0           0       0       1          0        0
             65536  65536       0       0           0       0       1          0        0
             32768  32768       0       0           0       0       1          0        0
             32768  32768       0       0           0       0       1          0        0
             32768  32768       0       0           0       0       1          0        0
             32768  32768       0       0           0       0       1          0        0
             16384  16384       0       0           0       0       1          0        0
             16384  16384       0       0           0       0       1          0        0
              8192   8192       0       0           0       0       1          0        0
              4096   4096       0       0           0       0       2          0        0
              4096   4096       0       0           0       0       2          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
2020/06/04 07:16 freebsd 0b31143acc03 b0d1c0d5 console log report ci-freebsd-main
* Struck through repros no longer work on HEAD.