syzbot


panic: Assertion mtx_unowned(m) failed at /syzkaller/managers/main/kernel/sys/kern/kern_mutex.c:LINE (2)

Status: auto-obsoleted due to no activity on 2022/12/24 05:13
Reported-by: syzbot+5ae27097a1b34c609f0f@syzkaller.appspotmail.com
First crash: 604d, last: 604d
Similar bugs (3)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
freebsd panic: Assertion mtx_unowned(m) failed at /syzkaller/managers/main/kernel/sys/kern/kern_mutex.c:LINE (4) 1 127d 127d 0/2 auto-obsoleted due to no activity on 2024/04/13 16:07
freebsd panic: Assertion mtx_unowned(m) failed at /syzkaller/managers/main/kernel/sys/kern/kern_mutex.c:LINE C 18 1055d 1813d 0/2 closed as dup on 2021/09/07 21:33
freebsd panic: Assertion mtx_unowned(m) failed at /syzkaller/managers/main/kernel/sys/kern/kern_mutex.c:LINE (3) 1 414d 414d 0/2 auto-obsoleted due to no activity on 2023/07/01 09:51

Sample crash report:
login: panic: Assertion mtx_unowned(m) failed at /syzkaller/managers/main/kernel/sys/kern/kern_mutex.c:1187
cpuid = 1
time = 1664082737
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0xc7/frame 0xfffffe00993d42d0
kdb_backtrace() at kdb_backtrace+0xd3/frame 0xfffffe00993d4430
vpanic() at vpanic+0x254/frame 0xfffffe00993d4510
panic() at panic+0xb5/frame 0xfffffe00993d45e0
_mtx_destroy() at _mtx_destroy+0x18d/frame 0xfffffe00993d4620
sctp_inpcb_free() at sctp_inpcb_free+0x1ee4/frame 0xfffffe00993d46b0
sctp_close() at sctp_close+0x216/frame 0xfffffe00993d4790
soclose() at soclose+0x38d/frame 0xfffffe00993d4880
_fdrop() at _fdrop+0x58/frame 0xfffffe00993d48b0
closef() at closef+0x689/frame 0xfffffe00993d4a90
fdescfree() at fdescfree+0xa84/frame 0xfffffe00993d4c70
exit1() at exit1+0x872/frame 0xfffffe00993d4d10
sys_exit() at sys_exit+0x28/frame 0xfffffe00993d4d30
amd64_syscall() at amd64_syscall+0x410/frame 0xfffffe00993d4f30
fast_syscall_common() at fast_syscall_common+0xf8/frame 0xfffffe00993d4f30
--- syscall (1, FreeBSD ELF64, sys_exit), rip = 0x2eff0a, rsp = 0x8210b8968, rbp = 0x8210b8970 ---
KDB: enter: panic
[ thread pid 30850 tid 135879 ]
Stopped at      kdb_enter+0x6b: movq    $0,0x2755b4a(%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         0xffffffff8172c9e6  printf+0xf6
rdx                        0x1
rbx                          0
rsp         0xfffffe00993d4410
rbp         0xfffffe00993d4430
rsi                          0
rdi         0xffffffff8172ca48  printf+0x158
r8                           0
r9                  0xffffffff
r10                          0
r11         0xfffffe008fc06fe0
r12                          0
r13         0xfffffe009a967000
r14         0xffffffff82b72420  .str.26
r15         0xffffffff82b72420  .str.26
rip         0xffffffff8171c64b  kdb_enter+0x6b
rflags                    0x46
kdb_enter+0x6b: movq    $0,0x2755b4a(%rip)
db> show proc
Process 30850 (syz-executor.3) at 0xfffffe0092596568:
 state: NORMAL
 uid: 0  gids: 0, 0, 5
 parent: pid 786 at 0xfffffe0057792560
 ABI: FreeBSD ELF64
 flag: 0x10002000  flag2: 0x40000
 arguments: /root/syz-executor.3 exec
 reaper: 0xfffffe0053fce010 reapsubtree: 1
 sigparent: 20
 vmspace: 0xfffffe009233f400
   (map 0xfffffe009233f400)
   (map.pmap 0xfffffe009233f4c0)
   (pmap 0xfffffe009233f530)
 threads: 1
135879                   Run     CPU 1                       syz-executor.3
db> ps
  pid  ppid  pgrp   uid  state   wmesg   wchan               cmd
30850   786   786     0  RE      CPU 1                       syz-executor.3
30849   778   778     0  R                                   syz-executor.1
30847   777   777     0  R       (threaded)                  syz-executor.0
131848                   RunQ                                syz-executor.0
135975                   RunQ                                syz-executor.0
30846   781   781     0  RE                                  syz-executor.2
20680     1 20680     0  Ss+     ttyin   0xfffffe0007d008b0  getty
20679     1 20679     0  Ss+     ttyin   0xfffffe0056ca08b0  getty
20678     1 20678     0  Ss+     ttyin   0xfffffe00584f88b0  getty
20677     1 20677     0  Ss+     ttyin   0xfffffe0056c9f0b0  getty
20676     1 20676     0  Ss+     ttyin   0xfffffe00572754b0  getty
20674     1 20674     0  Ss+     ttyin   0xfffffe0056ca10b0  getty
19447     1 19447     0  Ss+     ttyin   0xfffffe0056c9f8b0  getty
19446     1 19446     0  Ss+     ttyin   0xfffffe00584f80b0  getty
19445     1 19445     0  Ss+     ttyin   0xfffffe0056ca00b0  getty
 9092     0     0     0  DL      -       0xffffffff83f5f500  [soaiod4]
 9091     0     0     0  DL      -       0xffffffff83f5f500  [soaiod3]
 9090     0     0     0  DL      -       0xffffffff83f5f500  [soaiod2]
 9089     0     0     0  DL      -       0xffffffff83f5f500  [soaiod1]
 4669     0     0     0  DL      aiordy  0xfffffe0099f6aab0  [aiod4]
 4668     0     0     0  DL      aiordy  0xfffffe0092595560  [aiod3]
 4667     0     0     0  DL      aiordy  0xfffffe00929c5560  [aiod2]
 4666     0     0     0  DL      aiordy  0xfffffe0099f6bab8  [aiod1]
  786   774   786     0  Rs                                  syz-executor.3
  781   774   781     0  Ss      nanslp  0xffffffff83e3f941  syz-executor.2
  778   774   778     0  Rs                                  syz-executor.1
  777   774   777     0  Ss      nanslp  0xffffffff83e3f941  syz-executor.0
  774     1   772     0  S       (threaded)                  syz-fuzzer
100094                   S       uwait   0xfffffe0057115980  syz-fuzzer
100111                   S       uwait   0xfffffe0057685f00  syz-fuzzer
100112                   S       uwait   0xfffffe000786c580  syz-fuzzer
100113                   S       wait    0xfffffe0057792008  syz-fuzzer
100114                   S       wait    0xfffffe0057792008  syz-fuzzer
100115                   S       uwait   0xfffffe0092362e80  syz-fuzzer
100116                   S       wait    0xfffffe0057792008  syz-fuzzer
100117                   S       uwait   0xfffffe000786c780  syz-fuzzer
100118                   S       wait    0xfffffe0057792008  syz-fuzzer
100119                   S       uwait   0xfffffe000786c980  syz-fuzzer
100121                   S       kqread  0xfffffe00085f5600  syz-fuzzer
100233                   S       uwait   0xfffffe0057683b80  syz-fuzzer
113425                   S       uwait   0xfffffe0057683880  syz-fuzzer
  770   688   770     0  Ss      select  0xfffffe00921295c0  sshd
  688     1   688     0  Ss      select  0xfffffe0092129ec0  sshd
   17     0     0     0  DL      vlruwt  0xfffffe0053fcf570  [vnlru]
   16     0     0     0  DL      syncer  0xffffffff83f64de0  [syncer]
   15     0     0     0  DL      (threaded)                  [bufdaemon]
100079                   D       psleep  0xffffffff83f63400  [bufdaemon]
100082                   D       -       0xffffffff83212100  [bufspacedaemon-0]
100095                   D       sdflush 0xfffffe0007c8f8e8  [/ worker]
    9     0     0     0  DL      psleep  0xffffffff83f96e40  [vmdaemon]
    8     0     0     0  DL      (threaded)                  [pagedaemon]
100077                   D       psleep  0xffffffff83f8acf8  [dom0]
100080                   D       launds  0xffffffff83f8ad04  [laundry: dom0]
100081                   D       umarcl  0xffffffff81e625a0  [uma]
    7     0     0     0  DL      -       0xffffffff83bfbde8  [rand_harvestq]
    6     0     0     0  DL      pftm    0xffffffff849c1330  [pf purge]
    5     0     0     0  RL      CPU 0                       [sctp_iterator]
    4     0     0     0  DL      (threaded)                  [cam]
100044                   D       -       0xffffffff83a9e340  [doneq0]
100045                   D       -       0xffffffff83a9e2c0  [async]
100076                   D       -       0xffffffff83a9e140  [scanner]
   14     0     0     0  DL      seqstat 0xfffffe0056d2cc88  [sequencer 00]
    3     0     0     0  DL      (threaded)                  [crypto]
100040                   D       crypto_ 0xffffffff83f86460  [crypto]
100041                   D       crypto_ 0xfffffe00085f1230  [crypto returns 0]
100042                   D       crypto_ 0xfffffe00085f1280  [crypto returns 1]
   13     0     0     0  DL      (threaded)                  [geom]
100035                   D       -       0xffffffff83e14dc0  [g_event]
100036                   D       -       0xffffffff83e14de0  [g_up]
100037                   D       -       0xffffffff83e14e00  [g_down]
    2     0     0     0  WL      (threaded)                  [clock]
100030                   I                                   [clock (0)]
100031                   I                                   [clock (1)]
   12     0     0     0  WL      (threaded)                  [intr]
100014                   I                                   [swi6: Giant taskq]
100016                   I                                   [swi5: fast taskq]
100019                   I                                   [swi6: task queue]
100029                   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    0xfffffe0053fce010  [init]
   10     0     0     0  DL      audit_w 0xffffffff83f87000  [audit]
    0     0     0     0  DLs     (threaded)                  [kernel]
100000                   D       swapin  0xffffffff83e157e0  [swapper]
100005                   D       -       0xfffffe005407f100  [if_config_tqg_0]
100006                   D       -       0xfffffe005407f000  [softirq_0]
100007                   D       -       0xfffffe005407ee00  [softirq_1]
100008                   D       -       0xfffffe005407ed00  [if_io_tqg_0]
100009                   D       -       0xfffffe005407ec00  [if_io_tqg_1]
100010                   D       -       0xfffffe00085f4500  [aiod_kick taskq]
100011                   D       -       0xfffffe00085f4300  [in6m_free taskq]
100012                   D       -       0xfffffe00085f4100  [linuxkpi_irq_wq]
100013                   D       -       0xfffffe00085f3e00  [deferred_unmount ta]
100015                   D       -       0xfffffe00085f3a00  [thread taskq]
100017                   D       -       0xfffffe00085f3600  [kqueue_ctx taskq]
100018                   D       -       0xfffffe00085f3400  [pci_hp taskq]
100020                   D       -       0xfffffe00085f3000  [inm_free taskq]
100021                   D       -       0xfffffe00085f2d00  [linuxkpi_short_wq_0]
100022                   D       -       0xfffffe00085f2d00  [linuxkpi_short_wq_1]
100023                   D       -       0xfffffe00085f2d00  [linuxkpi_short_wq_2]
100024                   D       -       0xfffffe00085f2d00  [linuxkpi_short_wq_3]
100025                   D       -       0xfffffe00085f2800  [linuxkpi_long_wq_0]
100026                   D       -       0xfffffe00085f2800  [linuxkpi_long_wq_1]
100027                   D       -       0xfffffe00085f2800  [linuxkpi_long_wq_2]
100028                   D       -       0xfffffe00085f2800  [linuxkpi_long_wq_3]
100034                   D       -       0xfffffe00085f1d00  [firmware taskq]
100038                   D       -       0xfffffe00085f1600  [crypto_0]
100039                   D       -       0xfffffe00085f1600  [crypto_1]
100055                   D       -       0xfffffe0056dc8900  [vtnet0 rxq 0]
100056                   D       -       0xfffffe0056dc8800  [vtnet0 txq 0]
100057                   D       -       0xfffffe0056dc8700  [vtnet0 rxq 1]
100058                   D       -       0xfffffe0056dc8600  [vtnet0 txq 1]
100062                   D       vtbslp  0xfffffe0007c9e200  [virtio_balloon]
100066                   D       -       0xffffffff82b784c0  [deadlkres]
100071                   D       -       0xfffffe005768a700  [acpi_task_0]
100072                   D       -       0xfffffe005768a700  [acpi_task_1]
100073                   D       -       0xfffffe005768a700  [acpi_task_2]
100074                   D       -       0xfffffe00085f5100  [mca taskq]
100075                   D       -       0xfffffe0056dc9200  [CAM taskq]
db> show all locks
Process 30849 (syz-executor.1) thread 0xfffffe00922fbe40 (135811)
shared sx vm map (user) (vm map (user)) r = 0 (0xfffffe008fc02a60) locked @ /syzkaller/managers/main/kernel/sys/vm/vm_map.c:4930
Process 30846 (syz-executor.2) thread 0xfffffe009a9693a0 (135968)
exclusive sleep mutex sctp-create (inp_create) r = 0 (0xfffffe0099464eb8) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.c:3338
db> show malloc
              Type        InUse        MemUse     Requests
           pf_hash            5        11524K            5
          tcp_hpts            7         4801K            7
            devbuf         4216         4323K         4244
         sysctloid        34251         2015K        34322
             vtbuf           24         1968K           46
               pcb         1236         1907K       116352
              kobj          329         1316K          490
            newblk           10         1027K        33960
          vfscache            3         1025K            3
          inodedep          859          834K        30275
         sctp_stro          611          611K        15907
         ufs_quota            1          512K            1
          vfs_hash            1          512K            1
           callout            2          512K            2
              intr            4          472K            4
         sctp_atcl         1220          458K        74193
              vmem            3          274K            6
           subproc          135          218K        30946
            dirrem          848          212K        30151
            acpica         1674          184K        58126
           tidhash            3          141K            3
          filedesc           17          133K        59691
            linker          344          133K          416
           pagedep            9          130K        29884
        tfo_ccache            1          128K            1
          IP reass            1          128K            1
         vnet_data            1          112K            1
            DEVFS1          109          109K          126
          freefile          849          107K        30147
               sem            4          106K            4
               bus          998           82K         5213
         sctp_atky         1831           77K        91677
          mtx_pool            2           72K            2
          syncache            1           68K            1
            module          514           65K          514
          acpitask            1           64K            1
       ddb_capture            1           64K            1
              umtx          418           53K          418
         sctp_timw          190           48K          190
           kdtrace          210           44K        66830
              temp           34           33K         2789
            DEVFS3          128           32K          138
         hostcache            1           32K            1
               shm            1           32K           41
               msg            4           30K            4
        gtaskqueue           18           26K           18
            kbdmux            6           22K            6
            ifaddr           70           20K           72
        DEVFS_RULE           56           20K           56
          sctp_map         1222           20K        31894
         sctp_athm         1220           20K        74659
         ufs_mount            4           17K            5
              proc            3           17K            3
               tty           16           16K           16
          routetbl          130           16K          410
           ithread           97           16K           97
            bus-sc           34           15K         1682
           lltable           45           14K          102
            KTRACE          100           13K          100
      eventhandler          151           13K          151
             ifnet            7           13K            7
       ether_multi          152           13K          167
              kenv           95           12K           95
              rman           88           11K          431
              GEOM           61           11K          478
         CAM queue            5           11K         1528
         in6_multi           65            9K           65
         bmsafemap            2            9K        30248
              UART           12            9K           12
           devstat            4            9K            4
              ksem            1            8K           33
               rpc            2            8K            2
             shmfd            1            8K          211
       pfs_vncache            1            8K            1
         pfs_nodes           20            8K           20
     audit_evclass          237            8K          296
         taskqueue           63            7K           63
            sglist            5            7K            5
           CAM DEV            3            6K          510
            kqueue           48            6K        30875
          pf_ifnet           13            5K           91
              cred           20            5K          345
       ufs_dirhash           24            5K           24
               UMA          269            5K          269
                vt           11            5K           11
           memdesc            1            4K            1
               MCA           32            4K           32
            plimit           16            4K         1618
             evdev            4            4K            4
            DEVFSP           58            4K          714
           acpisem           28            4K           28
             hhook           15            4K           17
          kcovinfo           52            4K           52
          terminal           11            3K           11
           pwddesc           44            3K        30995
             clone            9            3K            9
           uidinfo            2            3K           11
           session           17            3K          120
        local_apic            1            2K            1
           io_apic            1            2K            1
       fpukern_ctx            2            2K            2
         ipsec-saq            2            2K            2
         proc-args           54            2K        32286
             lockf           16            2K           65
            ip6ndp           12            2K           13
            Unitno           29            2K          989
          sctp_ifa           13            2K           14
           CAM XPT           22            2K          543
               msi           12            2K           12
          in_multi            6            2K            9
       ipsecpolicy            2            2K            2
           acpidev           20            2K           20
               tun            7            2K            7
          freework            5            2K        32219
           softdep            1            1K            1
             mkdir            8            1K        59732
          freeblks            4            1K        30218
            sahead            1            1K            1
          secasvar            1            1K            1
             nhops            6            1K            8
       vnodemarker            2            1K           66
      NFSD session            1            1K            1
        CAM periph            4            1K          271
             ipsec            3            1K            3
          sctp_ifn            6            1K           14
               mld            6            1K            6
              igmp            6            1K            6
               BPF            6            1K           63
         toponodes            6            1K            6
            isadev            6            1K            6
             mount           16            1K           89
          pci_link           10            1K           10
            crypto            4            1K          129
 encap_export_host           12            1K           12
         newdirblk            4            1K        29866
            diradd            4            1K        30192
            CC Mem            4            1K         9573
              pfil            4            1K            4
             selfd            8            1K       352381
              cdev            2            1K            2
               osd            8            1K         9579
    chacha20random            1            1K            1
         sctp_iter            1            1K          377
      NFSD lckfile            1            1K            1
     NFSD V4client            1            1K            1
             DEVFS            9            1K           10
       inpcbpolicy            8            1K        10969
            vnodes            1            1K            1
           CAM SIM            2            1K            2
            select            2            1K           61
             sigio            4            1K            5
            feeder            7            1K            7
        loginclass            3            1K            6
            prison            6            1K            6
       lkpikmalloc            5            1K            6
        aesni_data            2            1K            2
         sctp_cpal            1            1K          838
         cryptodev            2            1K          861
          nexusdev            8            1K            8
            apmdev            1            1K            1
          atkbddev            2            1K            2
     CAM dev queue            2            1K            2
           tcpfunc            2            1K            2
 CAM I/O Scheduler            1            1K            1
          CAM path            4            1K         1034
               aio            4            1K           12
          pmchooks            1            1K            1
          sctp_vrf            1            1K            1
              vnet            1            1K            1
           entropy            2            1K           46
               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
            ipcomp            0            0K            0
               esp            0            0K            0
                ah            0            0K            0
            mqdata            0            0K            0
          pf_table            0            0K            0
           pf_rule            0            0K            0
           pf_altq            0            0K            0
           pf_osfp            0            0K            0
           pf_temp            0            0K            0
        sctp_mcore            0            0K            0
        sctp_socko            0            0K        37452
         sctp_mvrf            0            0K            0
         sctp_cmsg            0            0K            0
         sctp_stre            0            0K            0
         sctp_athi            0            0K            0
         sctp_a_it            0            0K           12
         sctp_aadr            0            0K            0
         sctp_stri            0            0K          700
           filemon            0            0K           44
   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
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db> show uma
              Zone   Size    Used    Free    Requests  Sleeps  Bucket  Total Mem    XFree
   mbuf_jumbo_page   4096    8393    1005     1201417       0     254   38494208        0
              mbuf    256    9695   15464     2237746       0     254    6440704        0
         sctp_asoc   2256     611     409       15907       0     254    2301120        0
           tcp_log    416       0    5337       15113       0     254    2220192        0
        RADIX NODE    144   13665     862      644753       0      63    2091888        0
      mbuf_cluster   2048    1016       0        1016       0     254    2080768        0
              pbuf   2624       0     762           0       0       2    1999488        0
          BUF TRIE    144     178   11582        2871       0      62    1693440        0
        malloc-384    384    4215      15        4274       0      30    1624320        0
           sctp_ep   1208     610     660       57936       0     254    1534160        0
       malloc-2048   2048     612     124       59029       0       8    1507328        0
        malloc-128    128   11346     372       25181       0     126    1499904        0
       malloc-4096   4096     332      22        1138       0       2    1449984        0
       UMA Slabs 0    112   11614       8       11614       0     126    1301664        0
         vmem btag     56   21116      91       21116       0     254    1187592        0
        sctp_chunk    152     555    5555       30982       0     254     928720        0
             tcpcb   1104       4     759        9568       0     254     842352        0
       malloc-1024   1024     622     146       16434       0      16     786432        0
        sctp_raddr    736     611     412       16260       0     254     752928        0
            socket    960      11     753       70943       0     254     733440        0
        256 Bucket   2048     309      37        6599       0       8     708608        0
        malloc-384    384     858     852       30275       0      30     656640        0
         FFS inode   1160     517      43       30668       0       8     649600        0
         VM OBJECT    264    1341     939      666618       0      30     601920        0
        malloc-384    384    1220     280       74232       0      30     576000        0
        malloc-256    256    1032     828       30398       0      62     476160        0
        malloc-256    256      12    1788       58207       0      62     460800        0
      malloc-65536  65536       7       0           7       0       1     458752        0
            lkpimm    168       1    2327           1       0      62     391104        0
          lkpicurr    168       2    2326           2       0      62     391104        0
            THREAD   1824     163      46       35978       0       8     381216        0
         MAP ENTRY     96    1392    1884     1608994       0     126     314496        0
             VNODE    448     557     136       30711       0      30     310464        0
       malloc-4096   4096      49      25       60930       0       2     303104        0
       malloc-8192   8192       2      34          46       0       1     294912        0
         malloc-64     64    3830     769      418455       0     254     294336        0
        malloc-128    128    1373     921       90776       0     126     293632        0
        malloc-256    256     839     226       90471       0      62     272640        0
       mbuf_packet    256     415     601       49526       0     254     260096        0
       tcp_bbr_map    128       0    1891       46635       0     126     242048        0
         malloc-16     16   14335     415       94685       0     254     236000        0
    ertt_txseginfo     40       0    5656      152171       0     254     226240        0
            DEVCTL   1024       0     220         152       0       0     225280        0
      malloc-16384  16384       9       4       29844       0       1     212992        0
        malloc-128    128    1335     308       29204       0     126     210304        0
      malloc-65536  65536       1       2         137       0       1     196608        0
      malloc-32768  32768       0       6         259       0       1     196608        0
         UMA Zones    768     241       3         241       0      16     187392        0
     FPU_save_area    832     165      60       43740       0      16     187200        0
       malloc-2048   2048      10      78        1119       0       8     180224        0
         malloc-32     32    5103     315       79108       0     254     173376        0
       S VFS Cache    104    1071     450       31693       0     126     158184        0
        128 Bucket   1024     108      39        4979       0      16     150528        0
       malloc-1024   1024     136       8         154       0      16     147456        0
       FFS2 dinode    256     517      53       30668       0      62     145920        0
           VMSPACE   2560      21      33       30827       0       4     138240        0
      malloc-65536  65536       0       2         224       0       1     131072        0
      malloc-65536  65536       0       2         136       0       1     131072        0
             unpcb    256       1     509        1998       0     254     130560        0
            clpbuf   2624       0      48         214       0      16     125952        0
              PROC   1368      45      43       30850       0       8     120384        0
         64 Bucket    512     120     112       22045       0      30     118784        0
          ksiginfo    112      71     973        8177       0     126     116928        0
         tcp_inpcb    424       4     239        9568       0      30     103032        0
        sctp_laddr     48       0    2100        2553       0     254     100800        0
        malloc-128    128     580     195       61324       0     126      99200        0
         filedesc0   1072      46      45       30995       0       8      97552        0
        malloc-256    256     209     166       75733       0      62      96000        0
         32 Bucket    256     162     213       15055       0      62      96000        0
          UMA Kegs    384     227       6         227       0      30      89472        0
             g_bio    408       0     210       12921       0      30      85680        0
        sctp_readq    152       0     520         144       0     254      79040        0
       malloc-8192   8192       8       1          34       0       1      73728        0
              pipe    728      17      82         917       0      16      72072        0
         malloc-64     64     653     418       21527       0     254      68544        0
         malloc-64     64     658     413       48807       0     254      68544        0
        malloc-128    128     310     217         496       0     126      67456        0
      malloc-65536  65536       1       0           1       0       1      65536        0
      malloc-32768  32768       2       0           2       0       1      65536        0
      malloc-32768  32768       0       2         120       0       1      65536        0
      malloc-16384  16384       3       1          16       0       1      65536        0
      malloc-16384  16384       4       0           4       0       1      65536        0
       malloc-8192   8192       3       5          50       0       1      65536        0
        malloc-256    256      71     184       32460       0      62      65280        0
             ripcb    424       0     153         594       0      30      64872        0
     udplite_inpcb    424       0     153         378       0      30      64872        0
sctp_stream_msg_out    112     153     387        1488       0     254      60480        0
         malloc-32     32    1230     660       75650       0     254      60480        0
       malloc-4096   4096      12       2          23       0       2      57344        0
         udp_inpcb    424       4     122         429       0      30      53424        0
         malloc-64     64     366     453        1059       0     254      52416        0
         malloc-64     64     464     355         721       0     254      52416        0
             Files     80     117     533      120909       0     126      52000        0
           ttyoutq    256      72     123        1608       0      62      49920        0
        malloc-256    256      79     116       31314       0      62      49920        0
           DIRHASH   1024      35      13          35       0      16      49152        0
             NAMEI   1024       0      48      143070       0      16      49152        0
       malloc-8192   8192       4       2           7       0       1      49152        0
        malloc-384    384      91      29          98       0      30      46080        0
       tcp_bbr_pcb    832       0      54        4709       0      16      44928        0
          syncache    168       0     264           4       0     254      44352        0
       malloc-4096   4096       9       1           9       0       2      40960        0
            pcpu-8      8    4495     625        5916       0     254      40960        0
            ttyinq    160     135     115        3015       0      62      40000        0
            da_ccb    544       0      70        3430       0      16      38080        0
               PWD     32      11    1123       29937       0     254      36288        0
         malloc-64     64      69     498          69       0     254      36288        0
         malloc-64     64      38     529         128       0     254      36288        0
         16 Bucket    144      79     173         910       0      62      36288        0
        malloc-128    128      24     255          73       0     126      35712        0
        malloc-128    128      34     245          45       0     126      35712        0
        malloc-128    128       2     277         976       0     126      35712        0
     routing nhops    256      27     108          34       0      62      34560        0
        malloc-256    256      58      77         175       0      62      34560        0
        malloc-256    256      36      99         684       0      62      34560        0
         TURNSTILE    136     210      42         210       0      62      34272        0
        SLEEPQUEUE     88     210     174         210       0     126      33792        0
      malloc-32768  32768       1       0           1       0       1      32768        0
      malloc-16384  16384       0       2         160       0       1      32768        0
       malloc-8192   8192       4       0           4       0       1      32768        0
       malloc-2048   2048       4      12          73       0       8      32768        0
       malloc-2048   2048       1      15          75       0       8      32768        0
       malloc-2048   2048       9       7         244       0       8      32768        0
       malloc-1024   1024       2      30          41       0      16      32768        0
       malloc-1024   1024       7      25        1343       0      16      32768        0
       malloc-1024   1024       3      29         326       0      16      32768        0
       malloc-1024   1024      12      20         174       0      16      32768        0
       malloc-1024   1024       1      31          13       0      16      32768        0
        malloc-512    512       2      62         119       0      30      32768        0
        malloc-512    512      10      54          74       0      30      32768        0
        malloc-512    512       0      64          14       0      30      32768        0
        malloc-512    512       2      62          75       0      30      32768        0
        malloc-512    512       1      63         736       0      30      32768        0
           pcpu-64     64     493      19         493       0     254      32768        0
             KNOTE    160      28     172      216523       0      62      32000        0
         malloc-16     16    1242     758       67656       0     254      32000        0
         malloc-16     16    1225     775       74861       0     254      32000        0
            cpuset    104       7     272         221       0     126      29016        0
   tcp_inpcb ports     32       2     880        4485       0     254      28224        0
              ertt     72       4     388        9568       0     126      28224        0
         malloc-32     32      98     784       11061       0     254      28224        0
         malloc-32     32     322     560        1559       0     254      28224        0
          4 Bucket     48      11     577        1321       0     254      28224        0
               AIO    208       0     133          73       0      62      27664        0
       malloc-8192   8192       1       2          49       0       1      24576        0
       malloc-8192   8192       1       2         102       0       1      24576        0
       malloc-4096   4096       2       4          23       0       2      24576        0
              PGRP     88      17     259         123       0     126      24288        0
          rl_entry     40      82     524          82       0     254      24240        0
           rtentry    168      30     114          34       0      62      24192        0
          8 Bucket     80      72     228        7653       0     126      24000        0
            itimer    352       0      66           7       0      30      23232        0
        malloc-384    384      11      49          11       0      30      23040        0
        malloc-384    384       3      57         364       0      30      23040        0
        malloc-384    384      24      36         333       0      30      23040        0
         domainset     40       0     567         170       0     254      22680        0
             udpcb     32       4     626         807       0     254      20160        0
         hostcache     64       1     314           1       0     254      20160        0
udplite_inpcb ports     32       0     630          20       0     254      20160        0
   udp_inpcb ports     32       2     628          96       0     254      20160        0
         malloc-64     64       5     310          16       0     254      20160        0
         malloc-32     32      19     611        1151       0     254      20160        0
         malloc-32     32     129     501         868       0     254      20160        0
         malloc-32     32      61     569        3962       0     254      20160        0
          2 Bucket     32      98     532        5482       0     254      20160        0
           cryptop    280       0      70          12       0      30      19600        0
             AIOCB    552       0      35         337       0      16      19320        0
       Mountpoints   2752       2       5           2       0       4      19264        0
            AIOLIO    272       0      70          79       0      30      19040        0
 epoch_record pcpu    256       4      60           4       0      62      16384        0
       malloc-8192   8192       2       0           2       0       1      16384        0
       malloc-4096   4096       0       4          45       0       2      16384        0
       malloc-2048   2048       0       8          12       0       8      16384        0
       malloc-2048   2048       8       0           8       0       8      16384        0
        malloc-512    512       1      31           1       0      30      16384        0
        malloc-512    512       0      32           1       0      30      16384        0
           SMR CPU     32       7     504           7       0     254      16352        0
      vtnet_tx_hdr     24       0     668      622735       0     254      16032        0
         malloc-16     16      21     979        9617       0     254      16000        0
              kenv    258      15      45        1050       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      46     332          67       0     254      12096        0
         malloc-16     16      22     728          22       0     254      12000        0
         malloc-16     16     302     448         546       0     254      12000        0
         malloc-16     16      49     701          75       0     254      12000        0
         malloc-16     16     192     558        3113       0     254      12000        0
        malloc-384    384      20      10          20       0      30      11520        0
       malloc-4096   4096       0       2           1       0       2       8192        0
       malloc-4096   4096       1       1           1       0       2       8192        0
           pcpu-16     16       7     249           7       0     254       4096        0
       UMA Slabs 1    176      10      12          10       0      62       3872        0
        KMAP ENTRY     96      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
               ipq     56       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
       ripcb ports     32       0       0           0       0     254          0        0
    IPsec SA lft_c     16       0       0           0       0     254          0        0
           NCLNODE    608       0       0           0       0      16          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
     LTS VFS Cache    360       0       0           0       0      30          0        0
       L VFS Cache    320       0       0           0       0      30          0        0
     STS VFS Cache    144       0       0           0       0      62          0        0
  linux_dma_object     32       0       0           0       0     254          0        0
  linux_dma_pctrie    144       0       0           0       0      62          0        0
   IOMMU_MAP_ENTRY    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
        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-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-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
           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 (1):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2022/09/25 05:12 freebsd-src 9a7c520a7811 0042f2b4 console log report ci-freebsd-main panic: Assertion mtx_unowned(m) failed at /syzkaller/managers/main/kernel/sys/kern/kern_mutex.c:LINE
* Struck through repros no longer work on HEAD.