panic: Assertion v != tid failed at /syzkaller/managers/i386/kernel/sys/kern/kern_mutex.c:LINE

Status: fixed on 2022/06/14 21:52
Reported-by: syzbot+9b461b6a07a83cc10daa@syzkaller.appspotmail.com
Fix commit: a14465e1b9a5 rip6: Fix a lock order reversal in rip6_bind()
First crash: 2145d, last: 1514d
▶ ▼ Similar bugs (1)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
freebsd panic: Assertion v != tid failed at /syzkaller/managers/i386/kernel/sys/kern/kern_mutex.c:LINE (2) 2 72 866d 1488d 0/2 auto-obsoleted due to no activity on 2024/06/17 02:15

Sample crash report:
panic: Assertion v != tid failed at /syzkaller/managers/i386/kernel/sys/kern/kern_mutex.c:914
cpuid = 1
time = 1606765035
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xffffffff82bbf5b0
vpanic() at vpanic+0x1c7/frame 0xffffffff82bbf610
panic() at panic+0x43/frame 0xffffffff82bbf670
thread_lock_flags_() at thread_lock_flags_+0x3a5/frame 0xffffffff82bbf6f0
propagate_priority() at propagate_priority+0x9a/frame 0xffffffff82bbf740
turnstile_wait() at turnstile_wait+0x408/frame 0xffffffff82bbf7a0
__rw_wlock_hard() at __rw_wlock_hard+0x8d0/frame 0xffffffff82bbf850
_rw_wlock_cookie() at _rw_wlock_cookie+0x118/frame 0xffffffff82bbf8a0
sctp_free_assoc() at sctp_free_assoc+0x75c/frame 0xffffffff82bbf930
sctp_load_addresses_from_init() at sctp_load_addresses_from_init+0x1201/frame 0xffffffff82bc02c0
sctp_process_control() at sctp_process_control+0x9318/frame 0xffffffff82bc0750
sctp_common_input_processing() at sctp_common_input_processing+0x7db/frame 0xffffffff82bc08e0
sctp_input_with_port() at sctp_input_with_port+0x308/frame 0xffffffff82bc09d0
sctp_input() at sctp_input+0x1f/frame 0xffffffff82bc09f0
ip_input() at ip_input+0x388/frame 0xffffffff82bc0a90
swi_net() at swi_net+0x20d/frame 0xffffffff82bc0b10
ithread_loop() at ithread_loop+0x33f/frame 0xffffffff82bc0bb0
fork_exit() at fork_exit+0xb3/frame 0xffffffff82bc0bf0
fork_trampoline() at fork_trampoline+0xe/frame 0xffffffff82bc0bf0
--- trap 0, rip = 0, rsp = 0, rbp = 0 ---
KDB: enter: panic
[ thread pid 12 tid 100020 ]
Stopped at      kdb_enter+0x67: movq    $0,0x1472006(%rip)
db> 
db> set $lines = 0
db> set $maxwidth = 0
db> show registers
cs                        0x20
ds                        0x3b
es                        0x3b
fs                        0x13
gs                        0x1b
ss                           0
rax                       0x12
rcx                       0x80
rdx         0xffffffff8192fbd7
rbx                          0
rsp         0xffffffff82bbf590
rbp         0xffffffff82bbf5b0
rsi                        0x1
rdi                          0
r8                           0
r9                  0xffffffff
r10                          0
r11                     0xe735  ll+0xe714
r12         0xffffffff820671c0  ddb_dbbe
r13                          0
r14         0xffffffff8197bd84
r15         0xffffffff8197bd84
rip         0xffffffff810ea6f7  kdb_enter+0x67
rflags                    0x86
kdb_enter+0x67: movq    $0,0x1472006(%rip)
db> show proc
Process 12 (intr) at 0xfffff8000447aa50:
 state: NORMAL
 uid: 0  gids: 0
 parent: pid 0 at 0xffffffff8250fc70
 ABI: null
 reaper: 0xffffffff8250fc70 reapsubtree: 12
 sigparent: 20
 vmspace: 0xffffffff825108c0
   (map 0xffffffff825108c0)
   (map.pmap 0xffffffff82510980)
   (pmap 0xffffffff825109e0)
 threads: 23
100012                   I                                   [swi5: fast taskq]
100015                   I                                   [swi6: task queue]
100016                   I                                   [swi6: Giant taskq]
100020                   L      *sctp-in 0xfffff80019368240  [swi1: netisr 0]
100021                   I                                   [swi3: vm]
100022                   RunQ                                [swi4: clock (0)]
100023                   I                                   [swi4: clock (1)]
100035                   I                                   [irq24: virtio_pci0]
100036                   I                                   [irq25: virtio_pci0]
100037                   I                                   [irq26: virtio_pci0]
100038                   I                                   [irq27: virtio_pci0]
100039                   I                                   [irq28: virtio_pci1]
100040                   I                                   [irq29: virtio_pci1]
100041                   I                                   [irq30: virtio_pci1]
100042                   I                                   [irq31: virtio_pci1]
100043                   I                                   [irq32: virtio_pci1]
100048                   I                                   [irq10: virtio_pci2]
100050                   I                                   [irq1: atkbd0]
100051                   I                                   [irq12: psm0]
100052                   I                                   [swi0: uart uart++]
100060                   I                                   [swi1: pf send]
100073                   I                                   [swi1: hpts]
100074                   I                                   [swi1: hpts]
db> ps
  pid  ppid  pgrp   uid  state   wmesg   wchan               cmd
  850   783   783     0  R                                   syz-executor.3
  849   797   436     0  L      *pmap pv 0xfffff80004aad0c0  sh
  847   803   803     0  RE                                  syz-executor.2
  846   784   784     0  LE     *sctp-tc 0xfffff80019368840  syz-executor.1
  845   781   781     0  R       (threaded)                  syz-executor.0
100107                   Run     CPU 0                       syz-executor.0
100125                   L      *sctp-in 0xfffff80019368240  syz-executor.0
100130                   L      *sctp-in 0xfffff80019368240  syz-executor.0
100131                   L      *sctp-in 0xfffff80019368240  syz-executor.0
  803   779   803     0  Rs                                  syz-executor.2
  797   787   436     0  S       piperd  0xfffff800193548b8  sh
  787   436   436     0  S       wait    0xfffff80019341528  sh
  784   779   784     0  Ss      nanslp  0xffffffff8252fe60  syz-executor.1
  783   779   783     0  Ss      nanslp  0xffffffff8252fe60  syz-executor.3
  781   779   781     0  Ss      nanslp  0xffffffff8252fe60  syz-executor.0
  779   777   777     0  S       (threaded)                  syz-execprog
100096                   S       uwait   0xfffff80004e0cc80  syz-execprog
100108                   S       uwait   0xfffff80019376700  syz-execprog
100109                   S       uwait   0xfffff80004def480  syz-execprog
100110                   S       uwait   0xfffff80004def580  syz-execprog
100111                   S       uwait   0xfffff80004def680  syz-execprog
100112                   S       uwait   0xfffff80004def380  syz-execprog
100113                   S       uwait   0xfffff8001972fc80  syz-execprog
100114                   S       uwait   0xfffff8001972fd80  syz-execprog
100115                   S       uwait   0xfffff8001972fe80  syz-execprog
100116                   S       uwait   0xfffff80004def780  syz-execprog
100117                   S       kqread  0xfffff80004eaac00  syz-execprog
  777   775   777     0  Ss      pause   0xfffff80004e90b00  csh
  775   694   775     0  Ss      select  0xfffff800193764c0  sshd
  754     1   754     0  Ss+     ttyin   0xfffff8000488acb0  getty
  753     1   753     0  Ss+     ttyin   0xfffff80004b6a0b0  getty
  752     1   752     0  Ss+     ttyin   0xfffff80004b6a4b0  getty
  751     1   751     0  Ss+     ttyin   0xfffff80004b6a8b0  getty
  750     1   750     0  Ss+     ttyin   0xfffff80004b6acb0  getty
  749     1   749     0  Ss+     ttyin   0xfffff80004b5f0b0  getty
  748     1   748     0  Ss+     ttyin   0xfffff80004b5f4b0  getty
  747     1   747     0  Ss+     ttyin   0xfffff80004b5f8b0  getty
  746     1   746     0  Ss+     ttyin   0xfffff80004b5fcb0  getty
  744     1    24     0  S+      piperd  0xfffff80019372ba0  logger
  743   742    24     0  S+      nanslp  0xffffffff8252fe60  sleep
  742     1    24     0  S+      wait    0xfffff80019392000  sh
  698     1   698     0  Ss      nanslp  0xffffffff8252fe60  cron
  694     1   694     0  Ss      select  0xfffff800191a8140  sshd
  507     1   507     0  Ss      select  0xfffff800191a81c0  syslogd
  436     1   436     0  Ss      wait    0xfffff80004e0a000  devd
  435     1   435    65  Ss      select  0xfffff800191a8340  dhclient
  350     1   350     0  Ss      select  0xfffff800191a83c0  dhclient
  347     1   347     0  Ss      select  0xfffff800191a8cc0  dhclient
   23     0     0     0  DL      syncer  0xffffffff8261d238  [syncer]
   22     0     0     0  DL      vlruwt  0xfffff80004b7e528  [vnlru]
   21     0     0     0  DL      (threaded)                  [bufdaemon]
100070                   D       qsleep  0xffffffff8261c300  [bufdaemon]
100075                   D       -       0xffffffff8200ac80  [bufspacedaemon-0]
100084                   D       sdflush 0xfffff800043408e8  [/ worker]
   20     0     0     0  DL      psleep  0xffffffff82643788  [vmdaemon]
   19     0     0     0  DL      (threaded)                  [pagedaemon]
100068                   D       psleep  0xffffffff82637bf8  [dom0]
100076                   D       launds  0xffffffff82637c04  [laundry: dom0]
100077                   D       umarcl  0xffffffff814f68d0  [uma]
   18     0     0     0  DL      -       0xffffffff82364278  [rand_harvestq]
   17     0     0     0  DL      waiting 0xffffffff82d0d818  [sctp_iterator]
   16     0     0     0  DL      pftm    0xffffffff82e07390  [pf purge]
   15     0     0     0  DL      -       0xffffffff8261b8dc  [soaiod4]
    9     0     0     0  DL      -       0xffffffff8261b8dc  [soaiod3]
    8     0     0     0  DL      -       0xffffffff8261b8dc  [soaiod2]
    7     0     0     0  DL      -       0xffffffff8261b8dc  [soaiod1]
    6     0     0     0  DL      (threaded)                  [cam]
100034                   D       -       0xffffffff8223bfc0  [doneq0]
100067                   D       -       0xffffffff8223be90  [scanner]
    5     0     0     0  DL      crypto_ 0xfffff8000450fd90  [crypto returns 1]
    4     0     0     0  DL      crypto_ 0xfffff8000450fd30  [crypto returns 0]
    3     0     0     0  DL      crypto_ 0xffffffff82635110  [crypto]
   14     0     0     0  DL      seqstat 0xfffff800044e9888  [sequencer 00]
   13     0     0     0  DL      (threaded)                  [geom]
100025                   D       -       0xffffffff8250f6e0  [g_event]
100026                   D       -       0xffffffff8250f6e8  [g_up]
100027                   D       -       0xffffffff8250f6f0  [g_down]
    2     0     0     0  DL      (threaded)                  [KTLS]
100018                   D       -       0xfffff80004472300  [thr_0]
100019                   D       -       0xfffff80004472380  [thr_1]
   12     0     0     0  RL      (threaded)                  [intr]
100012                   I                                   [swi5: fast taskq]
100015                   I                                   [swi6: task queue]
100016                   I                                   [swi6: Giant taskq]
100020                   L      *sctp-in 0xfffff80019368240  [swi1: netisr 0]
100021                   I                                   [swi3: vm]
100022                   RunQ                                [swi4: clock (0)]
100023                   I                                   [swi4: clock (1)]
100035                   I                                   [irq24: virtio_pci0]
100036                   I                                   [irq25: virtio_pci0]
100037                   I                                   [irq26: virtio_pci0]
100038                   I                                   [irq27: virtio_pci0]
100039                   I                                   [irq28: virtio_pci1]
100040                   I                                   [irq29: virtio_pci1]
100041                   I                                   [irq30: virtio_pci1]
100042                   I                                   [irq31: virtio_pci1]
100043                   I                                   [irq32: virtio_pci1]
100048                   I                                   [irq10: virtio_pci2]
100050                   I                                   [irq1: atkbd0]
100051                   I                                   [irq12: psm0]
100052                   I                                   [swi0: uart uart++]
100060                   I                                   [swi1: pf send]
100073                   I                                   [swi1: hpts]
100074                   I                                   [swi1: hpts]
   11     0     0     0  RL      (threaded)                  [idle]
100003                   CanRun                              [idle: cpu0]
100004                   CanRun                              [idle: cpu1]
    1     0     1     0  SLs     wait    0xfffff80004453528  [init]
   10     0     0     0  DL      audit_w 0xffffffff82635630  [audit]
    0     0     0     0  DLs     (threaded)                  [kernel]
100000                   D       swapin  0xffffffff8250fc70  [swapper]
100005                   D       -       0xfffff80004477e00  [if_io_tqg_0]
100006                   D       -       0xfffff80004477d00  [if_io_tqg_1]
100007                   D       -       0xfffff80004477c00  [if_config_tqg_0]
100008                   D       -       0xfffff80004477b00  [softirq_0]
100009                   D       -       0xfffff80004477a00  [softirq_1]
100010                   D       -       0xfffff80004342200  [in6m_free taskq]
100011                   D       -       0xfffff80004342000  [thread taskq]
100013                   D       -       0xfffff80004478b00  [inm_free taskq]
100014                   D       -       0xfffff80004478900  [kqueue_ctx taskq]
100017                   D       -       0xfffff80004478300  [aiod_kick taskq]
100024                   D       -       0xfffff80004493800  [firmware taskq]
100029                   D       -       0xfffff80004493100  [crypto_0]
100030                   D       -       0xfffff80004493100  [crypto_1]
100044                   D       -       0xfffff80004512100  [vtnet0 rxq 0]
100045                   D       -       0xfffff80004512000  [vtnet0 txq 0]
100046                   D       -       0xfffff8000486ae00  [vtnet0 rxq 1]
100047                   D       -       0xfffff8000486ad00  [vtnet0 txq 1]
100049                   D       vtbslp  0xfffff8000465da80  [virtio_balloon]
100053                   D       -       0xfffff80004884c00  [mca taskq]
100055                   D       -       0xffffffff81d244f0  [deadlkres]
100062                   D       -       0xfffff80004aaf200  [acpi_task_0]
100063                   D       -       0xfffff80004aaf200  [acpi_task_1]
100064                   D       -       0xfffff80004aaf200  [acpi_task_2]
100066                   D       -       0xfffff80004512900  [CAM taskq]
db> show all locks
Process 849 (sh) thread 0xfffffe008857d500 (100082)
exclusive sleep mutex pmap (pmap) r = 0 (0xfffffe0094c70500) locked @ /syzkaller/managers/i386/kernel/sys/amd64/amd64/pmap.c:6671
shared sx vm map (user) (vm map (user)) r = 0 (0xfffffe0094c70440) locked @ /syzkaller/managers/i386/kernel/sys/vm/vm_map.c:4940
Process 847 (syz-executor.2) thread 0xfffffe0051d82700 (100093)
exclusive rw pmap pv list (pmap pv list) r = 0 (0xfffffe0003609740) locked @ /syzkaller/managers/i386/kernel/sys/amd64/amd64/pmap.c:8004
exclusive sleep mutex pmap (pmap) r = 0 (0xfffffe0094c6fb10) locked @ /syzkaller/managers/i386/kernel/sys/amd64/amd64/pmap.c:7924
Process 846 (syz-executor.1) thread 0xfffffe0094c3e800 (100123)
exclusive sleep mutex sctp-inp (inp) r = 0 (0xfffff8001984c968) locked @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.c:3333
exclusive rw sctp-info (sctp-info) r = 0 (0xfffffe00047982d0) locked @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.c:3331
exclusive sleep mutex sctp-create (inp_create) r = 0 (0xfffff8001984c988) locked @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.c:3330
Process 845 (syz-executor.0) thread 0xfffffe0094c0c000 (100107)
exclusive sleep mutex umtxql (umtxql) r = 0 (0xffffffff82553b10) locked @ /syzkaller/managers/i386/kernel/sys/kern/kern_umtx.c:511
Process 12 (intr) thread 0xfffffe000389ea00 (100020)
exclusive sleep mutex sctp-tcb (tcb) r = 0 (0xfffffe0094c85a90) locked @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.c:1473
db> show malloc
              Type        InUse        MemUse     Requests
           pf_hash            5        11524K            5
            devbuf         4216         4339K         4241
          tcp_hpts            5         3201K            5
             vtbuf           24         1968K           46
         sysctloid        29250         1706K        29315
              kobj          337         1348K          498
            newblk          374         1118K          437
          vfscache            3         1025K            3
               pcb           39          552K          139
          inodedep           33          524K          112
         ufs_quota            1          512K            1
          vfs_hash            1          512K            1
           callout            2          512K            2
              intr            4          472K            4
           subproc          118          251K          912
            acpica         1674          184K        54316
         vnet_data            1          168K            1
           tidhash            3          141K            3
           pagedep           22          134K           99
        tfo_ccache            1          128K            1
          filedesc           16          121K           72
               sem            4          106K            4
            DEVFS1          105          105K          122
            linker          254           97K          294
               bus          994           81K         3317
          mtx_pool            2           72K            2
          syncache            1           68K            1
          acpitask            1           64K            1
       ddb_capture            1           64K            1
            module          509           64K          509
           kdtrace          185           36K          983
              umtx          270           34K          270
              temp           35           33K         1816
         hostcache            1           32K            1
               shm            1           32K            1
            DEVFS3          124           31K          134
               msg            4           30K            4
              vmem            3           26K            5
        gtaskqueue           18           26K           18
            kbdmux            6           22K            6
        DEVFS_RULE           56           20K           56
            ifaddr           68           20K           68
               BPF           14           19K           14
         ufs_mount            5           17K            6
              proc            3           17K            3
               tty           16           16K           16
           ithread           99           16K           99
            bus-sc           31           14K         1554
           lltable           43           14K           43
            KTRACE          100           13K          100
             ifnet            7           13K            7
       ether_multi          152           13K          162
              kenv           92           12K           92
      eventhandler          125           11K          125
         sctp_atcl           27           11K           61
              GEOM           60           10K          489
              rman           82           10K          423
         bmsafemap            5            9K           66
         in6_multi           65            9K           65
              UART           12            9K           12
           devstat            4            9K            4
         sctp_stro            8            8K           14
               rpc            2            8K            2
             shmfd            1            8K            1
       pfs_vncache            1            8K            1
         pfs_nodes           20            8K           20
     audit_evclass          233            8K          291
            sglist            5            7K            5
           CAM DEV            3            6K          510
            kqueue           59            6K          855
            plimit           21            6K          350
              cred           21            6K          233
         CAM queue            5            6K         1528
         taskqueue           48            6K           48
       ufs_dirhash           24            5K           24
          pf_ifnet           10            5K           19
                vt           11            5K           11
               UMA          254            5K          254
           memdesc            1            4K            1
               MCA           32            4K           32
             evdev            4            4K            4
          routetbl           24            4K           24
         sctp_stri            7            4K           13
           pwddesc           55            4K          851
             hhook           13            4K           13
           session           24            3K           35
              pgrp           24            3K           35
          terminal           11            3K           11
           acpisem           22            3K           22
          indirdep           10            3K           10
         proc-args           45            3K          551
           uidinfo            3            3K            8
            ip6ndp           13            3K           14
        local_apic            1            2K            1
           io_apic            1            2K            1
         ipsec-saq            2            2K            2
            diradd           14            2K           61
          sctp_ifa           13            2K           15
            Unitno           28            2K           45
           CAM XPT           22            2K          543
             lockf           15            2K           22
         sctp_timw            6            2K            6
         sctp_atky           34            2K           68
          in_multi            6            2K            8
             selfd           24            2K         7467
       ipsecpolicy            2            2K            2
           acpidev           20            2K           20
               msi            9            2K            9
             clone            9            2K            9
               tun            7            2K            7
           softdep            1            1K            1
            sahead            1            1K            1
          secasvar            1            1K            1
             nhops            6            1K            8
       vnodemarker            2            1K           10
      NFSD session            1            1K            1
        CAM periph            4            1K          271
            select            7            1K           29
             ipsec            3            1K            3
          sctp_ifn            6            1K           15
             mkdir            6            1K           42
               mld            6            1K            6
              igmp            6            1K            6
         toponodes            6            1K            6
            isadev            6            1K            6
             mount           16            1K           89
          pci_link           10            1K           10
 encap_export_host           12            1K           12
            crypto            3            1K            3
         newdirblk            4            1K           21
            dirrem            2            1K           29
              pfil            4            1K            4
           CAM SIM            2            1K            2
              cdev            2            1K            2
         sctp_athm           27            1K           61
    chacha20random            1            1K            1
            DEVFSP            6            1K            6
       inpcbpolicy           11            1K          177
               osd            3            1K            9
          sctp_map           16            1K           28
            vnodes            1            1K            1
              ktls            1            1K            1
      NFSD lckfile            1            1K            1
     NFSD V4client            1            1K            1
             DEVFS            9            1K           10
            feeder            7            1K            7
        loginclass            3            1K            7
            prison            6            1K            6
     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
          freework            1            1K           27
          freefile            1            1K           26
           tcpfunc            2            1K            2
          procdesc            1            1K            6
          pmchooks            1            1K            1
            soname            4            1K         3165
          filecaps            4            1K           63
          nexusdev            5            1K            5
          sctp_vrf            1            1K            1
           entropy            2            1K           41
              vnet            1            1K            1
               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
          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            0
         sctp_iter            0            0K            8
         sctp_mvrf            0            0K            0
         sctp_cpal            0            0K            0
         sctp_cmsg            0            0K            0
         sctp_stre            0            0K            0
         sctp_athi            0            0K            0
         sctp_a_it            0            0K            8
         sctp_aadr            0            0K            0
            nvlist            0            0K            0
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db> show uma
              Zone   Size    Used    Free    Requests  Sleeps  Bucket  Total Mem    XFree
      mbuf_cluster   2048    9338       2        9338       0     254   19128320        0
              pbuf   2632       0     973           0       0       2    2560936        0
       mbuf_packet    256    8194    1016       22811       0     254    2357760        0
          BUF TRIE    144     172   13296         525       0      62    1939392        0
        malloc-384    384    4139      11        4141       0      30    1593600        0
       malloc-4096   4096     337       1         498       0       2    1384448        0
        malloc-128    128   10422      56       10721       0     126    1341184        0
       UMA Slabs 0    112    5481      24        5481       0     126     616560        0
         FFS inode   1128     504      14         531       0       8     584304        0
        RADIX NODE    144    2291     198       22366       0      62     358416        0
         VM OBJECT    264    1029      51       13914       0      30     285120        0
             VNODE    488     538      38         567       0      30     281088        0
      malloc-65536  65536       4       0           4       0       1     262144        0
      malloc-65536  65536       3       1          11       0       1     262144        0
       malloc-4096   4096      60       2        1437       0       2     253952        0
            THREAD   1792     127       8         131       0       8     241920        0
        256 Bucket   2048     108      10        6496       0       8     241664        0
            DEVCTL   1024      14     198         128       0       0     217088        0
         malloc-16     16   12247     253       12326       0     254     200000        0
      malloc-16384  16384       8       4          34       0       1     196608        0
         malloc-64     64    2752      20        2776       0     254     177408        0
         UMA Zones    768     226       3         226       0      16     175872        0
         malloc-32     32    4794     120        5034       0     254     157248        0
        malloc-128    128    1126      83       25315       0     126     154752        0
              mbuf    256     431     139        2300       0     254     145920        0
       FFS2 dinode    256     504      21         530       0      62     134400        0
      malloc-65536  65536       0       2          55       0       1     131072        0
      malloc-65536  65536       0       2         122       0       1     131072        0
      malloc-65536  65536       2       0           2       0       1     131072        0
         MAP ENTRY     96    1083     261       42160       0     126     129024        0
       malloc-1024   1024     117       3         135       0      16     122880        0
          ksiginfo    112      44    1000          67       0     126     116928        0
         vmem btag     56    1959     117        1959       0     254     116256        0
        malloc-256    256     421      29         614       0      62     115200        0
       S VFS Cache    104     999      93        1043       0     126     113568        0
           VMSPACE   2544      34       5         834       0       4      99216        0
       malloc-2048   2048       7      41        2037       0       8      98304        0
       malloc-4096   4096      23       0          34       0       2      94208        0
            clpbuf   2632       0      32          13       0      16      84224        0
          UMA Kegs    384     212       1         212       0      30      81792        0
              PROC   1320      56       4         850       0       8      79200        0
         filedesc0   1072      56      14         851       0       8      75040        0
       malloc-8192   8192       6       3          34       0       1      73728        0
             g_bio    408       0     180        5557       0      30      73440        0
      malloc-32768  32768       2       0           2       0       1      65536        0
      malloc-32768  32768       0       2         126       0       1      65536        0
        malloc-256    256     197      13         523       0      62      53760        0
        128 Bucket   1024      36      15        1809       0      16      52224        0
      malloc-16384  16384       3       0           3       0       1      49152        0
       malloc-2048   2048       9      15         516       0       8      49152        0
        sctp_raddr    736      39      27          75       0     254      48576        0
         32 Bucket    256      52     128         836       0      62      46080        0
         malloc-64     64     557     136        9249       0     254      44352        0
         malloc-64     64     523     170        1624       0     254      44352        0
        malloc-128    128     312      29         485       0     126      43648        0
        malloc-256    256     151      14         486       0      62      42240        0
        malloc-384    384      80      20         114       0      30      38400        0
            socket    944      25      15        1323       0     254      37760        0
           DIRHASH   1024      34       2          34       0      16      36864        0
             NAMEI   1024       0      36       12889       0      16      36864        0
            pcpu-8      8    4187     421        4191       0     254      36864        0
        malloc-384    384      32      58         111       0      30      34560        0
        malloc-384    384      81       9         405       0      30      34560        0
        malloc-256    256      41      94         764       0      62      34560        0
         sctp_asoc   2288       8       7          14       0     254      34320        0
      malloc-32768  32768       1       0           1       0       1      32768        0
      malloc-16384  16384       2       0           5       0       1      32768        0
      malloc-16384  16384       0       2         153       0       1      32768        0
       malloc-8192   8192       3       1           5       0       1      32768        0
           pcpu-64     64     452      60         452       0     254      32768        0
         64 Bucket    512      48       8         596       0      30      28672        0
        malloc-128    128     139      78         197       0     126      27776        0
           sctp_ep   1280      12       9          28       0     254      26880        0
   mbuf_jumbo_page   4096       0       6          10       0     254      24576        0
       malloc-8192   8192       2       1         102       0       1      24576        0
       malloc-8192   8192       3       0           3       0       1      24576        0
       malloc-4096   4096       4       2           9       0       2      24576        0
         malloc-64     64     257     121       13722       0     254      24192        0
         malloc-64     64     259     119        1914       0     254      24192        0
            ttyinq    160     135      15         300       0      62      24000        0
        malloc-128    128     151      35         923       0     126      23808        0
        malloc-128    128     142      44         495       0     126      23808        0
             tcpcb   1048       3      19           7       0     254      23056        0
           ttyoutq    256      72      18         160       0      62      23040        0
        malloc-256    256      62      28         491       0      62      23040        0
        malloc-256    256      68      22         478       0      62      23040        0
              pipe    744      21       9         324       0      16      22320        0
       malloc-4096   4096       3       2           7       0       2      20480        0
       malloc-2048   2048       6       4         262       0       8      20480        0
       malloc-1024   1024      18       2          18       0      16      20480        0
          8 Bucket     80      59     191        6025       0     126      20000        0
         TURNSTILE    136     136      11         136       0      62      19992        0
       Mountpoints   2752       2       5           2       0       4      19264        0
        malloc-256    256      59      16          60       0      62      19200        0
      malloc-16384  16384       1       0           1       0       1      16384        0
      malloc-16384  16384       1       0           1       0       1      16384        0
       malloc-8192   8192       2       0           2       0       1      16384        0
       malloc-8192   8192       2       0           2       0       1      16384        0
       malloc-8192   8192       2       0           2       0       1      16384        0
       malloc-2048   2048       7       1           7       0       8      16384        0
       malloc-1024   1024      10       6          56       0      16      16384        0
       malloc-1024   1024       6      10        1028       0      16      16384        0
       malloc-1024   1024      14       2          14       0      16      16384        0
         malloc-32     32     324     180         478       0     254      16128        0
             Files     80     122      78        7158       0     126      16000        0
        malloc-256    256      25      35          76       0      62      15360        0
        SLEEPQUEUE     88     136      24         136       0     126      14080        0
       malloc-4096   4096       1       2         203       0       2      12288        0
       malloc-2048   2048       3       3           5       0       8      12288        0
       malloc-1024   1024       4       8         161       0      16      12288        0
        malloc-512    512       1      23         119       0      30      12288        0
          4 Bucket     48      10     242        6894       0     254      12096        0
             KNOTE    160      26      49         157       0      62      12000        0
        sctp_chunk    152      30      48          60       0     254      11856        0
         udp_inpcb    488       2      22         159       0     254      11712        0
     routing nhops    256      27      18          34       0      62      11520        0
             unpcb    256       8      37        1091       0     254      11520        0
        malloc-384    384      20      10          26       0      30      11520        0
        malloc-384    384      21       9          21       0      30      11520        0
       malloc-8192   8192       1       0           1       0       1       8192        0
       malloc-4096   4096       1       1           3       0       2       8192        0
       malloc-2048   2048       3       1          15       0       8       8192        0
       malloc-2048   2048       1       3          37       0       8       8192        0
       malloc-2048   2048       3       1         194       0       8       8192        0
       malloc-1024   1024       3       5          19       0      16       8192        0
        malloc-512    512       4      12           4       0      30       8192        0
        malloc-512    512       2      14         510       0      30       8192        0
        malloc-512    512       3      13          47       0      30       8192        0
        malloc-512    512       2      14          10       0      30       8192        0
        malloc-512    512       7       9          13       0      30       8192        0
        malloc-512    512       8       8           8       0      30       8192        0
           rtentry    176      30      16          34       0      62       8096        0
          rl_entry     40      40     162          40       0     254       8080        0
        sctp_laddr     48       0     168          12       0     254       8064        0
             udpcb     32       2     250         159       0     254       8064        0
               PWD     32      15     237         112       0     254       8064        0
         malloc-64     64      11     115          24       0     254       8064        0
         malloc-64     64       2     124          37       0     254       8064        0
         malloc-64     64      50      76          86       0     254       8064        0
         malloc-32     32       8     244          29       0     254       8064        0
         malloc-32     32     101     151         137       0     254       8064        0
         malloc-32     32      74     178        1985       0     254       8064        0
         malloc-32     32      58     194         851       0     254       8064        0
         malloc-32     32      30     222        2724       0     254       8064        0
         16 Bucket    144      31      25         183       0      62       8064        0
          2 Bucket     32      57     195       10200       0     254       8064        0
      vtnet_tx_hdr     24       0     334         736       0     254       8016        0
         malloc-16     16      16     484          46       0     254       8000        0
         malloc-16     16      28     472         267       0     254       8000        0
         malloc-16     16      86     414         581       0     254       8000        0
         malloc-16     16     188     312        1352       0     254       8000        0
         malloc-16     16       8     492           8       0     254       8000        0
         malloc-16     16     256     244         259       0     254       8000        0
         malloc-16     16      27     473       24503       0     254       8000        0
        malloc-128    128      15      47          71       0     126       7936        0
        malloc-128    128      49      13        3039       0     126       7936        0
             ripcb    488       6      10          11       0     254       7808        0
         tcp_inpcb    488       3      13           7       0     254       7808        0
              kenv    258       3      27        1004       0      30       7740        0
     FPU_save_area    832       1       8           1       0      16       7488        0
            cpuset    104       7      55           7       0     126       6448        0
 epoch_record pcpu    256       4      12           4       0      62       4096        0
       malloc-1024   1024       2       2           2       0      16       4096        0
        malloc-512    512       1       7           2       0      30       4096        0
           pcpu-16     16       7     249           7       0     254       4096        0
         hostcache     96       1      41           1       0     254       4032        0
          syncache    168       0      24           5       0     254       4032        0
         malloc-32     32       1     125          28       0     254       4032        0
       UMA Slabs 1    176       8      14           8       0      62       3872        0
        malloc-384    384       1       9           1       0      30       3840        0
        malloc-384    384       1       9           1       0      30       3840        0
        KMAP ENTRY     96      12      27          12       0       0       3744        0
              vmem   1856       1       1           1       0       8       3712        0
           SMR CPU     32       2      61           2       0     254       2016        0
        SMR SHARED     24       2      61           2       0     254       1512        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
   sctp_asconf_ack     48       0       0           0       0     254          0        0
       sctp_asconf     40       0       0           0       0     254          0        0
sctp_stream_msg_out    112       0       0           0       0     254          0        0
        sctp_readq    152       0       0           0       0     254          0        0
   pf state scrubs     40       0       0           0       0     254          0        0
   pf frag entries     40       0       0           0       0     254          0        0
          pf frags    248       0       0           0       0      62          0        0
  pf table entries    160       0       0           0       0      62          0        0
pf table entry counters     64       0       0           0       0     254          0        0
   pf source nodes    136       0       0           0       0     254          0        0
     pf state keys     88       0       0           0       0     126          0        0
         pf states    296       0       0           0       0     254          0        0
           pf tags    104       0       0           0       0     126          0        0
          pf mtags     48       0       0           0       0     254          0        0
       tcp_bbr_pcb    832       0       0           0       0      16          0        0
       tcp_bbr_map    128       0       0           0       0     126          0        0
    IPsec SA lft_c     16       0       0           0       0     254          0        0
     udplite_inpcb    488       0       0           0       0     254          0        0
      tcp_log_node    120       0       0           0       0     126          0        0
    tcp_log_bucket    176       0       0           0       0      62          0        0
           tcp_log    416       0       0           0       0     254          0        0
          tcpreass     48       0       0           0       0     254          0        0
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    272       0       0           0       0      30          0        0
             AIOCB    488       0       0           0       0      30          0        0
              AIOP     32       0       0           0       0     254          0        0
               AIO    208       0       0           0       0      62          0        0
        TMPFS node    224       0       0           0       0      62          0        0
           NCLNODE    592       0       0           0       0      16          0        0
     LTS VFS Cache    360       0       0           0       0      30          0        0
       L VFS Cache    320       0       0           0       0      30          0        0
     STS VFS Cache    144       0       0           0       0      62          0        0
    crypto_session     72       0       0           0       0     126          0        0
           cryptop    280       0       0           0       0      30          0        0
   IOMMU_MAP_ENTRY    120       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   2632       0       0           0       0      62          0        0
            mdpbuf   2632       0       0           0       0       4          0        0
           nfspbuf   2632       0       0           0       0      16          0        0
            swwbuf   2632       0       0           0       0       8          0        0
            swrbuf   2632       0       0           0       0      16          0        0
          umtx_shm     88       0       0           0       0     126          0        0
           umtx pi     96       0       0           0       0     126          0        0
rangeset pctrie nodes    144       0       0           0       0      62          0        0
      malloc-65536  65536       0       0           0       0       1          0        0
      malloc-65536  65536       0       0           0       0       1          0        0
      malloc-65536  65536       0       0           0       0       1          0        0
      malloc-32768  32768       0       0           0       0       1          0        0
      malloc-32768  32768       0       0           0       0       1          0        0
      malloc-32768  32768       0       0           0       0       1          0        0
      malloc-32768  32768       0       0           0       0       1          0        0
      malloc-32768  32768       0       0           0       0       1          0        0
      malloc-16384  16384       0       0           0       0       1          0        0
      malloc-16384  16384       0       0           0       0       1          0        0
       malloc-4096   4096       0       0           0       0       2          0        0
           pcpu-32     32       0       0           0       0     254          0        0
            pcpu-4      4       0       0           0       0     254          0        0
            fakepg    104       0       0           0       0     126          0        0
          UMA Hash    256       0       0           0       0      62          0        0

Crashes (115):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2020/11/30 19:41 freebsd 89befc5cdf9f 76831598 console log report syz ci-freebsd-i386
2020/10/03 16:51 freebsd 1a7f90755fb0 ca27b3bc console log report syz ci-freebsd-i386
2022/06/09 16:06 freebsd-src 30031172534c 0d5abf15 console log report ci-freebsd-i386 panic: Assertion v != tid failed at /syzkaller/managers/i386/kernel/sys/kern/kern_mutex.c:LINE
2022/06/09 01:22 freebsd-src 57317c8971df 0d5abf15 console log report ci-freebsd-i386 panic: Assertion v != tid failed at /syzkaller/managers/i386/kernel/sys/kern/kern_mutex.c:LINE
2022/05/10 20:07 freebsd-src 04831efd9f6b 8d7b3b67 console log report ci-freebsd-i386 panic: Assertion v != tid failed at /syzkaller/managers/i386/kernel/sys/kern/kern_mutex.c:LINE
2022/05/10 13:49 freebsd-src 10f44229dcd9 8b277b8e console log report ci-freebsd-i386 panic: Assertion v != tid failed at /syzkaller/managers/i386/kernel/sys/kern/kern_mutex.c:LINE
2022/04/29 05:05 freebsd-src 9fb40baf6043 7c337266 console log report ci-freebsd-i386 panic: Assertion v != tid failed at /syzkaller/managers/i386/kernel/sys/kern/kern_mutex.c:LINE
2022/04/24 09:51 freebsd-src 525d1e204bbc 7c337266 console log report ci-freebsd-i386 panic: Assertion v != tid failed at /syzkaller/managers/i386/kernel/sys/kern/kern_mutex.c:LINE
2022/04/14 11:22 freebsd-src 1346766f60ad 7c337266 console log report ci-freebsd-i386 panic: Assertion v != tid failed at /syzkaller/managers/i386/kernel/sys/kern/kern_mutex.c:LINE
2022/04/12 05:47 freebsd-src 94cb21cda66b 7c337266 console log report ci-freebsd-i386 panic: Assertion v != tid failed at /syzkaller/managers/i386/kernel/sys/kern/kern_mutex.c:LINE
2022/04/02 01:31 freebsd-src b3b462229f97 7c337266 console log report ci-freebsd-i386 panic: Assertion v != tid failed at /syzkaller/managers/i386/kernel/sys/kern/kern_mutex.c:LINE
2022/03/30 22:23 freebsd-src d27c9f5bc38e 7c337266 console log report ci-freebsd-i386 panic: Assertion v != tid failed at /syzkaller/managers/i386/kernel/sys/kern/kern_mutex.c:LINE
2022/03/30 18:59 freebsd-src d27c9f5bc38e 7c337266 console log report ci-freebsd-i386 panic: Assertion v != tid failed at /syzkaller/managers/i386/kernel/sys/kern/kern_mutex.c:LINE
2022/03/22 13:18 freebsd-src fd6ca665d206 7c337266 console log report ci-freebsd-i386 panic: Assertion v != tid failed at /syzkaller/managers/i386/kernel/sys/kern/kern_mutex.c:LINE
2022/03/21 19:55 freebsd-src b3b836251f9f 7c337266 console log report ci-freebsd-i386 panic: Assertion v != tid failed at /syzkaller/managers/i386/kernel/sys/kern/kern_mutex.c:LINE
2022/03/21 05:30 freebsd-src 7819a911ff51 7c337266 console log report ci-freebsd-i386 panic: Assertion v != tid failed at /syzkaller/managers/i386/kernel/sys/kern/kern_mutex.c:LINE
2022/03/20 16:27 freebsd-src 1e9ce60a6d75 7c337266 console log report ci-freebsd-i386 panic: Assertion v != tid failed at /syzkaller/managers/i386/kernel/sys/kern/kern_mutex.c:LINE
2022/03/17 12:05 freebsd-src 4f75af31a86f 7c337266 console log report ci-freebsd-i386 panic: Assertion v != tid failed at /syzkaller/managers/i386/kernel/sys/kern/kern_mutex.c:LINE
2022/03/17 04:53 freebsd-src 4f75af31a86f 7c337266 console log report ci-freebsd-i386 panic: Assertion v != tid failed at /syzkaller/managers/i386/kernel/sys/kern/kern_mutex.c:LINE
2022/03/15 23:29 freebsd-src 813738fabaae 7c337266 console log report ci-freebsd-i386 panic: Assertion v != tid failed at /syzkaller/managers/i386/kernel/sys/kern/kern_mutex.c:LINE
2022/03/15 05:01 freebsd-src d5ad1713cc38 7c337266 console log report ci-freebsd-i386 panic: Assertion v != tid failed at /syzkaller/managers/i386/kernel/sys/kern/kern_mutex.c:LINE
2022/03/11 09:41 freebsd-src f03aca96b841 7c337266 console log report ci-freebsd-i386 panic: Assertion v != tid failed at /syzkaller/managers/i386/kernel/sys/kern/kern_mutex.c:LINE
2022/03/09 13:17 freebsd-src 4f77349d5777 7c337266 console log report ci-freebsd-i386 panic: Assertion v != tid failed at /syzkaller/managers/i386/kernel/sys/kern/kern_mutex.c:LINE
2022/03/09 04:18 freebsd-src 4f77349d5777 7c337266 console log report ci-freebsd-i386 panic: Assertion v != tid failed at /syzkaller/managers/i386/kernel/sys/kern/kern_mutex.c:LINE
2022/03/06 01:31 freebsd-src 25375b1415f8 7c337266 console log report ci-freebsd-i386 panic: Assertion v != tid failed at /syzkaller/managers/i386/kernel/sys/kern/kern_mutex.c:LINE
2022/03/03 10:29 freebsd-src 87f6367f1061 7c337266 console log report ci-freebsd-i386 panic: Assertion v != tid failed at /syzkaller/managers/i386/kernel/sys/kern/kern_mutex.c:LINE
2022/03/02 20:59 freebsd-src e5349a2909ab 7c337266 console log report ci-freebsd-i386 panic: Assertion v != tid failed at /syzkaller/managers/i386/kernel/sys/kern/kern_mutex.c:LINE
2022/03/02 06:35 freebsd-src d0e3860f706e 7c337266 console log report ci-freebsd-i386 panic: Assertion v != tid failed at /syzkaller/managers/i386/kernel/sys/kern/kern_mutex.c:LINE
2022/02/27 11:30 freebsd-src be7cf3f4b8c2 7c337266 console log report ci-freebsd-i386 panic: Assertion v != tid failed at /syzkaller/managers/i386/kernel/sys/kern/kern_mutex.c:LINE
2022/02/26 21:59 freebsd-src fa911920b1f0 7c337266 console log report ci-freebsd-i386 panic: Assertion v != tid failed at /syzkaller/managers/i386/kernel/sys/kern/kern_mutex.c:LINE
2022/02/26 20:16 freebsd-src fa911920b1f0 7c337266 console log report ci-freebsd-i386 panic: Assertion v != tid failed at /syzkaller/managers/i386/kernel/sys/kern/kern_mutex.c:LINE
2022/02/25 17:44 freebsd-src 3211796d7f48 7c337266 console log report ci-freebsd-i386 panic: Assertion v != tid failed at /syzkaller/managers/i386/kernel/sys/kern/kern_mutex.c:LINE
2022/02/25 13:03 freebsd-src 05c3e8e87142 7c337266 console log report ci-freebsd-i386 panic: Assertion v != tid failed at /syzkaller/managers/i386/kernel/sys/kern/kern_mutex.c:LINE
2022/02/24 19:08 freebsd-src 7520b88860d7 b28851a4 console log report ci-freebsd-i386 panic: Assertion v != tid failed at /syzkaller/managers/i386/kernel/sys/kern/kern_mutex.c:LINE
2022/02/23 18:19 freebsd-src f34560385c73 6e821dbf console log report ci-freebsd-i386 panic: Assertion v != tid failed at /syzkaller/managers/i386/kernel/sys/kern/kern_mutex.c:LINE
2022/02/23 16:07 freebsd-src f34560385c73 6e821dbf console log report ci-freebsd-i386 panic: Assertion v != tid failed at /syzkaller/managers/i386/kernel/sys/kern/kern_mutex.c:LINE
2022/02/23 00:14 freebsd-src dd08b84e35b6 6e821dbf console log report ci-freebsd-i386 panic: Assertion v != tid failed at /syzkaller/managers/i386/kernel/sys/kern/kern_mutex.c:LINE
2022/02/22 22:53 freebsd-src da6252a6a099 6e821dbf console log report ci-freebsd-i386 panic: Assertion v != tid failed at /syzkaller/managers/i386/kernel/sys/kern/kern_mutex.c:LINE
2022/02/22 14:44 freebsd-src da6252a6a099 6e821dbf console log report ci-freebsd-i386 panic: Assertion v != tid failed at /syzkaller/managers/i386/kernel/sys/kern/kern_mutex.c:LINE
2022/02/22 07:47 freebsd-src 36637dd19dba 6e821dbf console log report ci-freebsd-i386 panic: Assertion v != tid failed at /syzkaller/managers/i386/kernel/sys/kern/kern_mutex.c:LINE
2022/02/22 06:36 freebsd-src 36637dd19dba 6e821dbf console log report ci-freebsd-i386 panic: Assertion v != tid failed at /syzkaller/managers/i386/kernel/sys/kern/kern_mutex.c:LINE
2022/02/21 21:57 freebsd-src 36637dd19dba 6e821dbf console log report ci-freebsd-i386 panic: Assertion v != tid failed at /syzkaller/managers/i386/kernel/sys/kern/kern_mutex.c:LINE
2022/02/21 20:27 freebsd-src 36637dd19dba 6e821dbf console log report ci-freebsd-i386 panic: Assertion v != tid failed at /syzkaller/managers/i386/kernel/sys/kern/kern_mutex.c:LINE
2022/02/21 09:26 freebsd-src baf8cbcd97a6 3cd800e4 console log report ci-freebsd-i386 panic: Assertion v != tid failed at /syzkaller/managers/i386/kernel/sys/kern/kern_mutex.c:LINE
2022/02/21 06:33 freebsd-src baf8cbcd97a6 3cd800e4 console log report ci-freebsd-i386 panic: Assertion v != tid failed at /syzkaller/managers/i386/kernel/sys/kern/kern_mutex.c:LINE
2022/02/21 04:38 freebsd-src bdb99f6f5e31 3cd800e4 console log report ci-freebsd-i386 panic: Assertion v != tid failed at /syzkaller/managers/i386/kernel/sys/kern/kern_mutex.c:LINE
2022/02/20 18:37 freebsd-src bdb99f6f5e31 3cd800e4 console log report ci-freebsd-i386 panic: Assertion v != tid failed at /syzkaller/managers/i386/kernel/sys/kern/kern_mutex.c:LINE
2022/02/20 18:09 freebsd-src bdb99f6f5e31 3cd800e4 console log report ci-freebsd-i386 panic: Assertion v != tid failed at /syzkaller/managers/i386/kernel/sys/kern/kern_mutex.c:LINE
2020/09/16 21:10 freebsd 5ca620f79fb5 5505e2dc console log report ci-freebsd-i386
2021/01/14 01:31 freebsd-src 818390ce0ca5 269d24e8 console log report ci-freebsd-i386
* Struck through repros no longer work on HEAD.