syzbot


panic: Don't own TCB send lock

Status: fixed on 2022/03/29 09:17
Reported-by: syzbot+d00b202063150f85b110@syzkaller.appspotmail.com
Fix commit: 5ac91821f5d7 sctp: get rid of stcb send lock
First crash: 494d, last: 310d

Sample crash report:
panic: Don't own TCB send lock
cpuid = 0
time = 1633180373
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0xc7/frame 0xfffffe00576ae7f0
kdb_backtrace() at kdb_backtrace+0xd3/frame 0xfffffe00576ae950
vpanic() at vpanic+0x2c5/frame 0xfffffe00576aea30
panic() at panic+0xb5/frame 0xfffffe00576aeb00
sctp_ss_default_add() at sctp_ss_default_add+0x11d/frame 0xfffffe00576aeb40
sctp_msg_append() at sctp_msg_append+0x693/frame 0xfffffe00576aebb0
sctp_sendall_iterator() at sctp_sendall_iterator+0x209/frame 0xfffffe00576aed70
sctp_iterator_worker() at sctp_iterator_worker+0xb62/frame 0xfffffe00576aeed0
sctp_iterator_thread() at sctp_iterator_thread+0x5e/frame 0xfffffe00576aeef0
fork_exit() at fork_exit+0xd0/frame 0xfffffe00576aef30
fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe00576aef30
--- trap 0, rip = 0, rsp = 0, rbp = 0 ---
KDB: enter: panic
[ thread pid 17 tid 100076 ]
Stopped at      kdb_enter+0x6b: movq    $0,0x28df31a(%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         0xdd7702d4bd57b48a
rdx         0xdffff7c000000000
rbx                          0
rsp         0xfffffe00576ae930
rbp         0xfffffe00576ae950
rsi                        0x1
rdi                          0
r8                         0x3
r9          0xfffffe00576ae468
r10                          0
r11         0xfffffe009ea03190
r12         0xfffffe00575da1e0
r13         0xfffffe00576ae901
r14         0xffffffff82c83d20  .str.18
r15         0xffffffff82c83d20  .str.18
rip         0xffffffff817b239b  kdb_enter+0x6b
rflags                    0x46
kdb_enter+0x6b: movq    $0,0x28df31a(%rip)
db> show proc
Process 17 (sctp_iterator) at 0xfffffe005757c538:
 state: NORMAL
 uid: 0  gids: 0
 parent: pid 0 at 0xffffffff84032980
 ABI: null
 flag: 0x10000204  flag2: 0
 reaper: 0xffffffff84032980 reapsubtree: 17
 sigparent: 20
 vmspace: 0xffffffff84033900
   (map 0xffffffff84033900)
   (map.pmap 0xffffffff840339c0)
   (pmap 0xffffffff84033a20)
 threads: 1
100076                   Run     CPU 0                       [sctp_iterator]
db> ps
  pid  ppid  pgrp   uid  state   wmesg   wchan               cmd
 1184   785   783     0  R       (threaded)                  syz-executor8967853
100121                   Run     CPU 1                       syz-executor8967853
100918                   RunQ                                syz-executor8967853
100919                   RunQ                                syz-executor8967853
100920                   RunQ                                syz-executor8967853
  785   783   783     0  S       nanslp  0xffffffff8405e581  syz-executor8967853
  783   781   783     0  Ss      pause   0xfffffe009e9f10b0  csh
  781   694   781     0  Ss      select  0xfffffe009e31b1c0  sshd
  760     1   760     0  Ss+     ttyin   0xfffffe005700f8b0  getty
  759     1   759     0  Ss+     ttyin   0xfffffe00575f48b0  getty
  758     1   758     0  Ss+     ttyin   0xfffffe00575f10b0  getty
  757     1   757     0  Ss+     ttyin   0xfffffe00575f18b0  getty
  756     1   756     0  Ss+     ttyin   0xfffffe00575ed0b0  getty
  755     1   755     0  Ss+     ttyin   0xfffffe00575ed8b0  getty
  754     1   754     0  Ss+     ttyin   0xfffffe00575e70b0  getty
  753     1   753     0  Ss+     ttyin   0xfffffe00575e78b0  getty
  752     1   752     0  Ss+     ttyin   0xfffffe005757b0b0  getty
  750     1    24     0  S+      piperd  0xfffffe009e430000  logger
  749   748    24     0  S+      nanslp  0xffffffff8405e580  sleep
  748     1    24     0  S+      wait    0xfffffe0058b2a000  sh
  698     1   698     0  Ss      nanslp  0xffffffff8405e580  cron
  694     1   694     0  Ss      select  0xfffffe009e31b740  sshd
  507     1   507     0  Ss      select  0xfffffe0058884540  syslogd
  436     1   436     0  Ss      select  0xfffffe00588845c0  devd
  435     1   435    65  Ss      select  0xfffffe0058884640  dhclient
  350     1   350     0  Ss      select  0xfffffe009e31b6c0  dhclient
  347     1   347     0  Ss      select  0xfffffe009e31b540  dhclient
   23     0     0     0  DL      syncer  0xffffffff84186960  [syncer]
   22     0     0     0  DL      vlruwt  0xfffffe005877ca70  [vnlru]
   21     0     0     0  DL      (threaded)                  [bufdaemon]
100085                   D       qsleep  0xffffffff84184660  [bufdaemon]
100088                   D       -       0xffffffff83411f80  [bufspacedaemon-0]
100098                   D       sdflush 0xfffffe00081ea0e8  [/ worker]
   20     0     0     0  DL      psleep  0xffffffff841bcb80  [vmdaemon]
   19     0     0     0  DL      (threaded)                  [pagedaemon]
100083                   D       psleep  0xffffffff841b06b8  [dom0]
100089                   D       launds  0xffffffff841b06c4  [laundry: dom0]
100090                   D       umarcl  0xffffffff81eb6bc0  [uma]
   18     0     0     0  DL      -       0xffffffff83e14ba0  [rand_harvestq]
   17     0     0     0  RL      CPU 0                       [sctp_iterator]
   16     0     0     0  DL      pftm    0xffffffff8477d2f0  [pf purge]
   15     0     0     0  DL      -       0xffffffff8417f880  [soaiod4]
    9     0     0     0  DL      -       0xffffffff8417f880  [soaiod3]
    8     0     0     0  DL      -       0xffffffff8417f880  [soaiod2]
    7     0     0     0  DL      -       0xffffffff8417f880  [soaiod1]
    6     0     0     0  DL      (threaded)                  [cam]
100048                   D       -       0xffffffff83c9a3c0  [doneq0]
100049                   D       -       0xffffffff83c9a340  [async]
100082                   D       -       0xffffffff83c9a1c0  [scanner]
   14     0     0     0  DL      seqstat 0xfffffe0056ac6888  [sequencer 00]
    5     0     0     0  DL      crypto_ 0xfffffe0053e06880  [crypto returns 1]
    4     0     0     0  DL      crypto_ 0xfffffe0053e06830  [crypto returns 0]
    3     0     0     0  DL      crypto_ 0xffffffff841aa760  [crypto]
   13     0     0     0  DL      (threaded)                  [geom]
100039                   D       -       0xffffffff84031a80  [g_event]
100040                   D       -       0xffffffff84031ac0  [g_up]
100041                   D       -       0xffffffff84031b00  [g_down]
    2     0     0     0  DL      (threaded)                  [KTLS]
100029                   D       -       0xfffffe0053df9b00  [thr_0]
100030                   D       -       0xfffffe0053df9b80  [thr_1]
100031                   D       -       0xffffffff84180c08  [alloc_0]
   12     0     0     0  WL      (threaded)                  [intr]
100011                   I                                   [swi6: task queue]
100012                   I                                   [swi6: Giant taskq]
100014                   I                                   [swi5: fast taskq]
100032                   I                                   [swi1: netisr 0]
100033                   I                                   [swi3: vm]
100034                   I                                   [swi4: clock (0)]
100035                   I                                   [swi4: clock (1)]
100036                   I                                   [swi1: hpts]
100037                   I                                   [swi1: hpts]
100050                   I                                   [irq24: virtio_pci0]
100051                   I                                   [irq25: virtio_pci0]
100052                   I                                   [irq26: virtio_pci0]
100053                   I                                   [irq27: virtio_pci0]
100054                   I                                   [irq28: virtio_pci1]
100055                   I                                   [irq29: virtio_pci1]
100056                   I                                   [irq30: virtio_pci1]
100057                   I                                   [irq31: virtio_pci1]
100058                   I                                   [irq32: virtio_pci1]
100063                   I                                   [irq10: virtio_pci2]
100065                   I                                   [irq1: atkbd0]
100066                   I                                   [irq12: psm0]
100067                   I                                   [swi0: uart uart++]
100075                   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    0xfffffe0053d59538  [init]
   10     0     0     0  DL      audit_w 0xffffffff841ab700  [audit]
    0     0     0     0  DLs     (threaded)                  [kernel]
100000                   D       swapin  0xffffffff84032980  [swapper]
100005                   D       -       0xfffffe0053df2e00  [softirq_0]
100006                   D       -       0xfffffe0053df2d00  [softirq_1]
100007                   D       -       0xfffffe0053df2c00  [if_io_tqg_0]
100008                   D       -       0xfffffe0053df2b00  [if_io_tqg_1]
100009                   D       -       0xfffffe0053df2a00  [if_config_tqg_0]
100010                   D       -       0xfffffe0053df2900  [deferred_unmount ta]
100013                   D       -       0xfffffe0053df2600  [thread taskq]
100015                   D       -       0xfffffe0053df2400  [linuxkpi_irq_wq]
100016                   D       -       0xfffffe0053df2300  [kqueue_ctx taskq]
100017                   D       -       0xfffffe0053df2200  [pci_hp taskq]
100018                   D       -       0xfffffe0053df2100  [aiod_kick taskq]
100019                   D       -       0xfffffe0053df2000  [inm_free taskq]
100020                   D       -       0xfffffe0053e06e00  [in6m_free taskq]
100021                   D       -       0xfffffe0053e06d00  [linuxkpi_short_wq_0]
100022                   D       -       0xfffffe0053e06d00  [linuxkpi_short_wq_1]
100023                   D       -       0xfffffe0053e06d00  [linuxkpi_short_wq_2]
100024                   D       -       0xfffffe0053e06d00  [linuxkpi_short_wq_3]
100025                   D       -       0xfffffe0053e06c00  [linuxkpi_long_wq_0]
100026                   D       -       0xfffffe0053e06c00  [linuxkpi_long_wq_1]
100027                   D       -       0xfffffe0053e06c00  [linuxkpi_long_wq_2]
100028                   D       -       0xfffffe0053e06c00  [linuxkpi_long_wq_3]
100038                   D       -       0xfffffe0053e06b00  [firmware taskq]
100042                   D       -       0xfffffe0053e06900  [crypto_0]
100043                   D       -       0xfffffe0053e06900  [crypto_1]
100059                   D       -       0xfffffe0053e06600  [vtnet0 rxq 0]
100060                   D       -       0xfffffe0053e06500  [vtnet0 txq 0]
100061                   D       -       0xfffffe0053e06400  [vtnet0 rxq 1]
100062                   D       -       0xfffffe0053e06300  [vtnet0 txq 1]
100064                   D       vtbslp  0xfffffe0056ff6e80  [virtio_balloon]
100068                   D       -       0xfffffe0053e06200  [mca taskq]
100073                   D       -       0xffffffff82c8aca0  [deadlkres]
100077                   D       -       0xfffffe00575e0c00  [acpi_task_0]
100078                   D       -       0xfffffe00575e0c00  [acpi_task_1]
100079                   D       -       0xfffffe00575e0c00  [acpi_task_2]
100081                   D       -       0xfffffe0053e06700  [CAM taskq]
db> show all locks
Process 1184 (syz-executor8967853) thread 0xfffffe009ea041e0 (100121)
exclusive sleep mutex umtxql (umtxql) r = 0 (0xffffffff8407e820) locked @ /syzkaller/managers/main/kernel/sys/kern/kern_umtx.c:1247
Process 17 (sctp_iterator) thread 0xfffffe00575da1e0 (100076)
exclusive sleep mutex sctp-tcb (tcb) r = 0 (0xfffffe009f1078b0) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctputil.c:1523
exclusive sleep mutex sctp-inp (inp) r = 0 (0xfffffe009f10ce50) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctputil.c:1463
exclusive sleep mutex sctp-it (iterator) r = 0 (0xffffffff84d1a6a0) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctputil.c:1460
shared rw sctp-info (sctp-info) r = 0 (0xfffffe00081b7820) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctputil.c:1459
db> show malloc
              Type        InUse        MemUse     Requests
           pf_hash            5        11524K            5
            devbuf         4213         4323K         4238
          tcp_hpts            6         3201K            6
               pcb         1583         2292K         1671
         sysctloid        35175         2072K        35246
             vtbuf           24         1968K           46
              kobj          326         1304K          483
            newblk          792         1222K          819
          vfscache            3         1025K            3
         sctp_stro          781          781K         1594
         sctp_atcl         1561          586K         2391
          inodedep           26          522K           71
         ufs_quota            1          512K            1
          vfs_hash            1          512K            1
           callout            2          512K            2
              intr            4          472K            4
           subproc          105          210K         1243
            acpica         1674          184K        55237
         vnet_data            1          168K            1
              vmem            3          146K            4
           tidhash            3          141K            3
            linker          355          140K          383
           pagedep            8          130K           18
        tfo_ccache            1          128K            1
               sem            4          106K            4
            DEVFS1          104          104K          113
         sctp_atky         2342           98K         3985
               bus          986           80K         3474
          mtx_pool            2           72K            2
          syncache            1           68K            1
          acpitask            1           64K            1
       ddb_capture            1           64K            1
            module          509           64K          509
              umtx          286           36K          286
           kdtrace          172           35K         2106
              temp           17           33K         1614
         hostcache            1           32K            1
               shm            1           32K            1
            DEVFS3          123           31K          133
               msg            4           30K            4
        gtaskqueue           18           26K           18
          sctp_map         1562           25K         3188
         sctp_athm         1561           25K         2391
            kbdmux            6           22K            6
        DEVFS_RULE           56           20K           56
               BPF           10           18K           10
         sctp_timw           68           17K           68
         ufs_mount            4           17K            5
              proc            3           17K            3
               tty           16           16K           16
           ithread           99           16K           99
            bus-sc           34           15K         1691
            KTRACE          100           13K          100
              kenv           95           12K           95
      eventhandler          133           12K          133
            ifaddr           30           12K           32
          routetbl           50           11K          176
         CAM queue            5           11K         1528
              GEOM           61           10K          487
              rman           84           10K          425
         bmsafemap            3            9K           40
              UART           12            9K           12
           devstat            4            9K            4
              ksem            1            8K            1
               rpc            2            8K            2
             shmfd            1            8K            1
       pfs_vncache            1            8K            1
         pfs_nodes           20            8K           20
     audit_evclass          237            8K          295
         taskqueue           63            7K           63
            sglist            5            7K            5
           CAM DEV            3            6K          510
              cred           23            6K          234
       ufs_dirhash           24            5K           24
               UMA          270            5K          270
            plimit           17            5K          322
                vt           11            5K           11
             ifnet            3            5K            3
           memdesc            1            4K            1
               MCA           32            4K           32
             evdev            4            4K            4
          filedesc            1            4K            1
           acpisem           28            4K           28
             hhook           15            4K           17
       ether_multi           40            4K           50
           lltable           11            4K           11
          pf_ifnet            5            3K            6
         in6_multi           25            3K           25
            kqueue           47            3K         1187
           pwddesc           47            3K         1185
          terminal           11            3K           11
           session           20            3K           31
           uidinfo            3            3K            8
        local_apic            1            2K            1
           io_apic            1            2K            1
       fpukern_ctx            2            2K            2
         ipsec-saq            2            2K            2
             selfd           27            2K        17718
         proc-args           39            2K          489
          freefile           13            2K           22
            Unitno           27            2K           39
           CAM XPT           22            2K          543
             lockf           15            2K           22
       ipsecpolicy            2            2K            2
           acpidev           20            2K           20
               msi            9            2K            9
             clone            9            2K            9
           softdep            1            1K            1
            dirrem            4            1K           28
            sahead            1            1K            1
          secasvar            1            1K            1
       vnodemarker            2            1K           10
      NFSD session            1            1K            1
            diradd            7            1K           36
        CAM periph            4            1K          271
            select            7            1K           29
             ipsec            3            1K            3
          indirdep            3            1K            3
             nhops            6            1K            6
         toponodes            6            1K            6
            isadev            6            1K            6
             mount           16            1K           89
          pci_link           10            1K           10
          sctp_ifa            5            1K            6
            crypto            4            1K            4
            ip6ndp            4            1K            5
 encap_export_host           12            1K           12
         newdirblk            4            1K            8
             mkdir            4            1K           16
          in_multi            2            1K            4
              pfil            4            1K            4
              cdev            2            1K            2
    chacha20random            1            1K            1
               osd            7            1K           18
       inpcbpolicy           10            1K          137
         sctp_iter            1            1K            5
          sctp_ifn            2            1K            6
         sctp_cpal            1            1K            1
      NFSD lckfile            1            1K            1
     NFSD V4client            1            1K            1
            DEVFSP            4            1K            9
             DEVFS            9            1K           10
               mld            2            1K            2
              igmp            2            1K            2
            vnodes            1            1K            1
           CAM SIM            2            1K            2
              ktls            1            1K            1
            feeder            7            1K            7
           tcpfunc            3            1K            3
        loginclass            3            1K            7
            prison            6            1K            6
       lkpikmalloc            5            1K            6
        aesni_data            2            1K            2
          nexusdev            8            1K            8
            apmdev            1            1K            1
          atkbddev            2            1K            2
     CAM dev queue            2            1K            2
             xform            2            1K           49
 CAM I/O Scheduler            1            1K            1
          CAM path            4            1K         1034
          procdesc            1            1K            6
          pmchooks            1            1K            1
            soname            4            1K         5067
          filecaps            4            1K           66
               tun            3            1K            3
          sctp_vrf            1            1K            1
              vnet            1            1K            1
           entropy            2            1K           35
          acpiintr            1            1K            1
               pmc            1            1K            1
              cpus            2            1K            2
    vnet_data_free            1            1K            1
           Per-cpu            1            1K            1
          freework            1            1K           26
          p1003.1b            1            1K            1
        sctp_mcore            0            0K            0
        sctp_socko            0            0K          797
         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            4
         sctp_aadr            0            0K            0
         sctp_stri            0            0K            0
            mqdata            0            0K            0
            tcp_do            0            0K            0
           tcp_fsb            0            0K            0
          cdg data            0            0K            0
          chd data            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
         htcp data            0            0K            0
        cubic data            0            0K            0
        vegas data            0            0K            0
        dctcp data            0            0K            0
      NFSCL diroff            0            0K            0
       NEWdirectio            0            0K            0
        madt_table            0            0K            2
          smartpqi            0            0K            0
        NEWNFSnode            0            0K            0
         NFSCL lck            0            0K            0
      NFSCL lckown            0            0K            0
      NFSCL client            0            0K            0
       NFSCL deleg            0            0K            0
        NFSCL open            0            0K            0
       NFSCL owner            0            0K            0
            NFS fh            0            0K            0
              iavf            0            0K            0
               ixl            0            0K            0
           NFS req            0            0K            0
     NFSD usrgroup            0            0K            0
       NFSD string            0            0K            0
       NFSD V4lock            0            0K            0
      NFSD V4state            0            0K            0
        ice-resmgr            0            0K            0
         ice-osdep            0            0K            0
               ice            0            0K            0
             axgbe            0            0K            0
     NFSD srvcache            0            0K            0
       msdosfs_fat            0            0K            0
     msdosfs_mount            0            0K            0
      msdosfs_node            0            0K            0
            DEVFS4            0            0K            0
          xen_intr            0            0K            0
            DEVFS2            0            0K            0
            gntdev            0            0K            0
           xen_hvm            0            0K            0
         legacydrv            0            0K            0
            qpidrv            0            0K            0
       privcmd_dev            0            0K            0
        evtchn_dev            0            0K            0
      dmar_idpgtbl            0            0K            0
          dmar_dom            0            0K            0
          dmar_ctx            0            0K            0
          xenstore            0            0K            0
         ciss_data            0            0K            0
         BACKLIGHT            0            0K            0
              isci            0            0K            0
      iommu_dmamap            0            0K            0
               xnb            0            0K            0
     hyperv_socket            0            0K            0
           bxe_ilt            0            0K            0
              xbbd            0            0K            0
            xenbus            0            0K            0
               xbd            0            0K            0
           Balloon            0            0K            0
          sysmouse            0            0K            0
     vm_fictitious            0            0K            0
            vtfont            0            0K            0
           ath_hal            0            0K            0
            athdev            0            0K            0
           ata_pci            0            0K            0
           ata_dma            0            0K            0
       ata_generic            0            0K            0
               amr            0            0K            0
            pvscsi            0            0K            0
           scsi_da            0            0K           69
           UMAHash            0            0K            0
            ata_da            0            0K            0
         vm_pgdata            0            0K            0
           jblocks            0            0K            0
          savedino            0            0K           17
          sentinel            0            0K            0
            jfsync            0            0K            0
            jtrunc            0            0K            0
             sbdep            0            0K            3
           jsegdep            0            0K            0
              jseg            0            0K            0
         jfreefrag            0            0K            0
          jfreeblk            0            0K            0
           jnewblk            0            0K            0
            jmvref            0            0K            0
           jremref            0            0K            0
           jaddref            0            0K            0
           freedep            0            0K            0
          freeblks            0            0K           25
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           mactemp            0            0K            0
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 audit_pipe_presel            0            0K            0
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        audit_pipe            0            0K            0
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        MLX5EEPROM            0            0K            0
        MLX5EEPROM            0            0K            0
        MLX5EEPROM            0            0K            0
         MLX5E_TLS            0            0K            0
        MLX5EEPROM            0            0K            0
        MLX5EEPROM            0            0K            0
        MLX5EEPROM            0            0K            0
            MLX5EN            0            0K            0
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         80211node            0            0K            0
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            statfs            0            0K          195
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ag_tgt_map_t malloc            0            0K            0
ag_slr_map_t malloc            0            0K            0
lDevFlags * malloc            0            0K            0
tiDeviceHandle_t * malloc            0            0K            0
ag_portal_data_t malloc            0            0K            0
ag_device_t malloc            0            0K            0
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db> show uma
              Zone   Size    Used    Free    Requests  Sleeps  Bucket  Total Mem    XFree
   mbuf_jumbo_page   4096    8320     973       15500       0     254   38064128        0
              pbuf   2624       0     989           0       0       2    2595136        0
              mbuf    256    9359     196       22330       0     254    2446080        0
         sctp_asoc   2288     781       9        1594       0     254    1807520        0
          BUF TRIE    144     185   11575         563       0      62    1693440        0
       malloc-2048   2048     783       1         800       0       8    1605632        0
        malloc-384    384    4151       9        4151       0      30    1597440        0
        malloc-128    128   11630      26       15023       0     126    1491968        0
       malloc-4096   4096     332       1        1120       0       2    1363968        0
       UMA Slabs 0    112   10673      16       10673       0     126    1197168        0
           sctp_ep   1272     780       3         797       0     254     995976        0
         vmem btag     56   16833      62       16833       0     254     946120        0
       malloc-1024   1024     791       9        2112       0      16     819200        0
        malloc-384    384    1563      17        2393       0      30     606720        0
         FFS inode   1160     486      25         508       0       8     592760        0
        sctp_raddr    736     781      11        1594       0     254     582912        0
      malloc-65536  65536       6       2          14       0       1     524288        0
        RADIX NODE    144    3236     175       28865       0      62     491184        0
            lkpimm    168       1    2327           1       0      62     391104        0
          lkpicurr    168       2    2326           2       0      62     391104        0
         malloc-64     64    3961     134        6475       0     254     262080        0
            THREAD   1808     124      19         920       0       8     258544        0
        256 Bucket   2048     116       8       11539       0       8     253952        0
         VM OBJECT    264     901      59       17479       0      30     253440        0
             VNODE    448     516      33         540       0      30     245952        0
         malloc-16     16   14569     431       14792       0     254     240000        0
        malloc-256    256     877       8        1468       0      62     226560        0
            DEVCTL   1024       0     220         126       0       0     225280        0
       malloc-4096   4096      50       2        1383       0       2     212992        0
        malloc-256    256     792       3         836       0      62     203520        0
      malloc-65536  65536       1       2         137       0       1     196608        0
         UMA Zones    768     242       2         242       0      16     187392        0
         malloc-32     32    5605     191        7546       0     254     185472        0
        malloc-128    128    1272      30       26190       0     126     166656        0
       malloc-1024   1024     131       5         144       0      16     139264        0
     FPU_save_area    832     126      36         935       0      16     134784        0
       FFS2 dinode    256     486      39         508       0      62     134400        0
      malloc-65536  65536       0       2          46       0       1     131072        0
      malloc-65536  65536       2       0           2       0       1     131072        0
        sctp_chunk    152     779      27         779       0     254     122512        0
          ksiginfo    112      38    1006          54       0     126     116928        0
         MAP ENTRY     96     854     322       44428       0     126     112896        0
       S VFS Cache    104     966      87        1006       0     126     109512        0
          UMA Kegs    384     227       6         227       0      30      89472        0
           VMSPACE   2544      24       9        1163       0       4      83952        0
        malloc-128    128     620      31        1332       0     126      83328        0
              PROC   1336      46      11        1184       0       8      76152        0
       malloc-2048   2048       3      33         510       0       8      73728        0
         filedesc0   1072      47      16        1185       0       8      67536        0
        malloc-128    128     382     145         691       0     126      67456        0
      mbuf_cluster   2048      30       2          30       0     254      65536        0
      malloc-32768  32768       2       0           2       0       1      65536        0
      malloc-32768  32768       0       2         130       0       1      65536        0
      malloc-16384  16384       3       1          18       0       1      65536        0
        128 Bucket   1024      38      25         625       0      16      64512        0
            socket    960      19      45        2130       0     254      61440        0
             g_bio    408       0     150        4698       0      30      61200        0
        malloc-256    256     162      63        1292       0      62      57600        0
        malloc-256    256     193      32         535       0      62      57600        0
       malloc-8192   8192       4       3          32       0       1      57344        0
         malloc-64     64     787      95        2162       0     254      56448        0
         malloc-32     32    1569     195        2909       0     254      56448        0
       malloc-4096   4096      12       1          23       0       2      53248        0
      malloc-16384  16384       3       0           3       0       1      49152        0
       malloc-8192   8192       4       2           6       0       1      49152        0
         malloc-64     64     606     150       15119       0     254      48384        0
        malloc-384    384     111       9         130       0      30      46080        0
       malloc-4096   4096      11       0          11       0       2      45056        0
       malloc-2048   2048       0      22         573       0       8      45056        0
        malloc-128    128     292      49         355       0     126      43648        0
         32 Bucket    256      46     119        5011       0      62      42240        0
            clpbuf   2624       0      16          27       0      16      41984        0
       malloc-8192   8192       5       0           5       0       1      40960        0
       malloc-8192   8192       5       0           5       0       1      40960        0
           DIRHASH   1024      34       2          34       0      16      36864        0
             NAMEI   1024       0      36       12231       0      16      36864        0
            pcpu-8      8    4233     375        4261       0     254      36864        0
         malloc-64     64     444     123         634       0     254      36288        0
      malloc-32768  32768       1       0           1       0       1      32768        0
      malloc-16384  16384       0       2         160       0       1      32768        0
           pcpu-64     64     487      25         487       0     254      32768        0
         64 Bucket    512      56       8        1472       0      30      32768        0
         malloc-16     16    1611     389        3300       0     254      32000        0
         malloc-16     16    1577     423        2415       0     254      32000        0
        malloc-384    384      45      35          90       0      30      30720        0
            da_ccb    544       0      49        1308       0      16      26656        0
       malloc-8192   8192       3       0           3       0       1      24576        0
       malloc-8192   8192       1       2         102       0       1      24576        0
       malloc-2048   2048      10       2          12       0       8      24576        0
       malloc-1024   1024       2      22          41       0      16      24576        0
         malloc-64     64     293      85       18043       0     254      24192        0
            ttyinq    160     135      15         300       0      62      24000        0
           ttyoutq    256      72      18         160       0      62      23040        0
        malloc-256    256      39      51         161       0      62      23040        0
        malloc-256    256      75      15         186       0      62      23040        0
         TURNSTILE    136     144      24         144       0      62      22848        0
              pipe    744       7      23         284       0      16      22320        0
       Mountpoints   2752       2       5           2       0       4      19264        0
        SLEEPQUEUE     88     144      48         144       0     126      16896        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-2048   2048       4       4          37       0       8      16384        0
       malloc-2048   2048       7       1           8       0       8      16384        0
       malloc-1024   1024      10       6         169       0      16      16384        0
        malloc-512    512       2      30         119       0      30      16384        0
         16 Bucket    144      44      68         528       0      62      16128        0
             Files     80      72     128        7377       0     126      16000        0
          8 Bucket     80      43     157         844       0     126      16000        0
        malloc-256    256      48      12         756       0      62      15360        0
             tcpcb   1096       3      11           7       0     254      15344        0
       malloc-4096   4096       1       2           3       0       2      12288        0
       malloc-2048   2048       2       4          14       0       8      12288        0
       malloc-2048   2048       2       4         193       0       8      12288        0
       malloc-1024   1024       5       7         878       0      16      12288        0
    ertt_txseginfo     40       1     302         684       0     254      12120        0
         malloc-32     32      40     338        1163       0     254      12096        0
      vtnet_tx_hdr     24       0     501        2766       0     254      12024        0
         udp_inpcb    496       6      18         126       0     254      11904        0
              kenv    258      15      30        1024       0      30      11610        0
             unpcb    256       7      38        1179       0     254      11520        0
        malloc-256    256       9      36         376       0      62      11520        0
       malloc-8192   8192       1       0           1       0       1       8192        0
       malloc-4096   4096       0       2           4       0       2       8192        0
       malloc-4096   4096       1       1           4       0       2       8192        0
       malloc-1024   1024       4       4          24       0      16       8192        0
        malloc-512    512       2      14          20       0      30       8192        0
        malloc-512    512       9       7           9       0      30       8192        0
        malloc-512    512       4      12          63       0      30       8192        0
           rtentry    176      13      33          17       0      62       8096        0
              PGRP     88      20      72          31       0     126       8096        0
          rl_entry     40      30     172          30       0     254       8080        0
sctp_stream_msg_out    112       2      70         781       0     254       8064        0
        sctp_laddr     48       0     168           4       0     254       8064        0
             udpcb     32       6     246         126       0     254       8064        0
              ertt     72       3     109           7       0     126       8064        0
               PWD     32      10     242         100       0     254       8064        0
         malloc-64     64      13     113          28       0     254       8064        0
         malloc-64     64      35      91          41       0     254       8064        0
         malloc-64     64      85      41        1287       0     254       8064        0
         malloc-32     32     106     146         186       0     254       8064        0
         malloc-32     32      34     218         746       0     254       8064        0
         malloc-32     32      34     218        2740       0     254       8064        0
          4 Bucket     48       6     162          70       0     254       8064        0
          2 Bucket     32      50     202         507       0     254       8064        0
             KNOTE    160       0      50           8       0      62       8000        0
         malloc-16     16      18     482         854       0     254       8000        0
         malloc-16     16     272     228         445       0     254       8000        0
         malloc-16     16     194     306        1419       0     254       8000        0
         malloc-16     16      20     480       25113       0     254       8000        0
             ripcb    496       1      15           4       0     254       7936        0
         tcp_inpcb    496       3      13           7       0     254       7936        0
        malloc-128    128      21      41          77       0     126       7936        0
        malloc-128    128      34      28          50       0     126       7936        0
        malloc-128    128       2      60          10       0     126       7936        0
     routing nhops    256      10      20          17       0      62       7680        0
       mbuf_packet    256       1      29        2073       0     254       7680        0
        malloc-384    384      11       9          11       0      30       7680        0
        malloc-384    384       5      15          16       0      30       7680        0
        malloc-384    384       1      19         341       0      30       7680        0
        malloc-384    384       8      12          11       0      30       7680        0
            cpuset    104       8      54           8       0     126       6448        0
 epoch_record pcpu    256       4      12           4       0      62       4096        0
       malloc-1024   1024       4       0           4       0      16       4096        0
        malloc-512    512       5       3           6       0      30       4096        0
           pcpu-16     16       7     249           7       0     254       4096        0
         hostcache     64       1      62           1       0     254       4032        0
          syncache    168       0      24           5       0     254       4032        0
         malloc-32     32      21     105          44       0     254       4032        0
         malloc-32     32      80      46          80       0     254       4032        0
         malloc-16     16      10     240          10       0     254       4000        0
       UMA Slabs 1    176       8      14           8       0      62       3872        0
            mqnode    416       3       6           3       0      30       3744        0
        KMAP ENTRY     96      12      27          14       0       0       3744        0
              vmem   1856       1       1           1       0       8       3712        0
           SMR CPU     32       3      60           3       0     254       2016        0
        SMR SHARED     24       3      60           3       0     254       1512        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
   sctp_asconf_ack     48       0       0           0       0     254          0        0
       sctp_asconf     40       0       0           0       0     254          0        0
        sctp_readq    152       0       0           0       0     254          0        0
   cdg_qdiffsample     16       0       0           0       0     254          0        0
   pf state scrubs     40       0       0           0       0     254          0        0
   pf frag entries     40       0       0           0       0     254          0        0
          pf frags    248       0       0           0       0      62          0        0
  pf table entries    160       0       0           0       0      62          0        0
pf table entry counters     64       0       0           0       0     254          0        0
   pf source nodes    136       0       0           0       0     254          0        0
     pf state keys     88       0       0           0       0     126          0        0
         pf states    312       0       0           0       0     254          0        0
           pf tags    104       0       0           0       0     126          0        0
          pf mtags     48       0       0           0       0     254          0        0
      tcp_rack_pcb    832       0       0           0       0      16          0        0
      tcp_rack_map    112       0       0           0       0     126          0        0
       tcp_bbr_pcb    832       0       0           0       0      16          0        0
       tcp_bbr_map    128       0       0           0       0     126          0        0
     udplite_inpcb    496       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
    IPsec SA lft_c     16       0       0           0       0     254          0        0
            itimer    352       0       0           0       0      30          0        0
            AIOLIO    272       0       0           0       0      30          0        0
             AIOCB    552       0       0           0       0      16          0        0
              AIOP     32       0       0           0       0     254          0        0
               AIO    208       0       0           0       0      62          0        0
        mqnotifier    216       0       0           0       0      62          0        0
            mvdata     64       0       0           0       0     254          0        0
            mqueue    248       0       0           0       0      62          0        0
           NCLNODE    592       0       0           0       0      16          0        0
        TMPFS node    224       0       0           0       0      62          0        0
     LTS VFS Cache    360       0       0           0       0      30          0        0
       L VFS Cache    320       0       0           0       0      30          0        0
     STS VFS Cache    144       0       0           0       0      62          0        0
           cryptop    280       0       0           0       0      30          0        0
  linux_dma_object     32       0       0           0       0     254          0        0
  linux_dma_pctrie    144       0       0           0       0      62          0        0
   IOMMU_MAP_ENTRY    120       0       0           0       0     126          0        0
      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   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-65536  65536       0       0           0       0       1          0        0
      malloc-32768  32768       0       0           0       0       1          0        0
      malloc-32768  32768       0       0           0       0       1          0        0
      malloc-32768  32768       0       0           0       0       1          0        0
      malloc-32768  32768       0       0           0       0       1          0        0
      malloc-32768  32768       0       0           0       0       1          0        0
      malloc-16384  16384       0       0           0       0       1          0        0
      malloc-16384  16384       0       0           0       0       1          0        0
      malloc-16384  16384       0       0           0       0       1          0        0
       malloc-4096   4096       0       0           0       0       2          0        0
       malloc-1024   1024       0       0           0       0      16          0        0
        malloc-512    512       0       0           0       0      30          0        0
        malloc-512    512       0       0           0       0      30          0        0
        malloc-512    512       0       0           0       0      30          0        0
           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 (8016):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets Title
ci-freebsd-main 2021/10/02 13:15 freebsd-src 1c119e173ddc db0f5787 console log report syz C panic: Don't own TCB send lock
ci-freebsd-main 2022/03/29 08:20 freebsd-src 8601fca7895c 7c337266 console log report panic: Don't own TCB send lock
ci-freebsd-main 2022/03/29 04:42 freebsd-src 8601fca7895c 7c337266 console log report panic: Don't own TCB send lock
ci-freebsd-main 2022/03/29 02:50 freebsd-src 8601fca7895c 7c337266 console log report panic: Don't own TCB send lock
ci-freebsd-main 2022/03/29 01:37 freebsd-src 8601fca7895c 7c337266 console log report panic: Don't own TCB send lock
ci-freebsd-main 2022/03/28 21:17 freebsd-src 8601fca7895c 7c337266 console log report panic: Don't own TCB send lock
ci-freebsd-main 2022/03/28 08:34 freebsd-src 3c9f304b383b 7c337266 console log report panic: Don't own TCB send lock
ci-freebsd-main 2022/03/28 07:32 freebsd-src 3c9f304b383b 7c337266 console log report panic: Don't own TCB send lock
ci-freebsd-main 2022/03/28 05:35 freebsd-src 2533b5dc8270 7c337266 console log report panic: Don't own TCB send lock
ci-freebsd-main 2022/03/28 04:26 freebsd-src 2533b5dc8270 7c337266 console log report panic: Don't own TCB send lock
ci-freebsd-main 2022/03/28 01:49 freebsd-src 2533b5dc8270 7c337266 console log report panic: Don't own TCB send lock
ci-freebsd-main 2022/03/27 19:57 freebsd-src 2533b5dc8270 7c337266 console log report panic: Don't own TCB send lock
ci-freebsd-main 2022/03/27 18:45 freebsd-src 2533b5dc8270 7c337266 console log report panic: Don't own TCB send lock
ci-freebsd-main 2022/03/27 14:35 freebsd-src a4032e2a694f 7c337266 console log report panic: Don't own TCB send lock
ci-freebsd-main 2022/03/27 09:49 freebsd-src a4032e2a694f 7c337266 console log report panic: Don't own TCB send lock
ci-freebsd-main 2022/03/27 02:18 freebsd-src a4032e2a694f 7c337266 console log report panic: Don't own TCB send lock
ci-freebsd-main 2022/03/26 13:39 freebsd-src 8f1543785f77 7c337266 console log report panic: Don't own TCB send lock
ci-freebsd-main 2022/03/26 01:51 freebsd-src 220c48e2d987 7c337266 console log report panic: Don't own TCB send lock
ci-freebsd-main 2022/03/25 20:56 freebsd-src 220c48e2d987 7c337266 console log report panic: Don't own TCB send lock
ci-freebsd-main 2022/03/25 15:59 freebsd-src 9d9ba2b79b31 7c337266 console log report panic: Don't own TCB send lock
ci-freebsd-main 2022/03/25 14:39 freebsd-src 9d9ba2b79b31 7c337266 console log report panic: Don't own TCB send lock
ci-freebsd-main 2022/03/25 13:14 freebsd-src 9d9ba2b79b31 7c337266 console log report panic: Don't own TCB send lock
ci-freebsd-main 2022/03/25 08:45 freebsd-src 9d9ba2b79b31 7c337266 console log report panic: Don't own TCB send lock
ci-freebsd-main 2022/03/25 02:38 freebsd-src 3b6792d28ac1 7c337266 console log report panic: Don't own TCB send lock
ci-freebsd-main 2022/03/25 01:28 freebsd-src 3b6792d28ac1 7c337266 console log report panic: Don't own TCB send lock
ci-freebsd-i386 2022/03/28 23:15 freebsd-src bba12ee45394 7c337266 console log report panic: Don't own TCB send lock
ci-freebsd-i386 2022/03/28 18:35 freebsd-src 3c9f304b383b 7c337266 console log report panic: Don't own TCB send lock
ci-freebsd-i386 2022/03/28 17:17 freebsd-src 3c9f304b383b 7c337266 console log report panic: Don't own TCB send lock
ci-freebsd-i386 2022/03/28 16:11 freebsd-src 3c9f304b383b 7c337266 console log report panic: Don't own TCB send lock
ci-freebsd-i386 2022/03/28 14:00 freebsd-src 3c9f304b383b 7c337266 console log report panic: Don't own TCB send lock
ci-freebsd-i386 2022/03/28 10:56 freebsd-src 3c9f304b383b 7c337266 console log report panic: Don't own TCB send lock
ci-freebsd-i386 2022/03/28 03:17 freebsd-src 2533b5dc8270 7c337266 console log report panic: Don't own TCB send lock
ci-freebsd-i386 2022/03/28 00:02 freebsd-src 2533b5dc8270 7c337266 console log report panic: Don't own TCB send lock
ci-freebsd-i386 2022/03/27 21:55 freebsd-src 2533b5dc8270 7c337266 console log report panic: Don't own TCB send lock
ci-freebsd-i386 2022/03/27 12:49 freebsd-src a4032e2a694f 7c337266 console log report panic: Don't own TCB send lock
ci-freebsd-i386 2022/03/27 06:55 freebsd-src a4032e2a694f 7c337266 console log report panic: Don't own TCB send lock
ci-freebsd-i386 2022/03/27 05:11 freebsd-src a4032e2a694f 7c337266 console log report panic: Don't own TCB send lock
ci-freebsd-i386 2022/03/27 03:58 freebsd-src a4032e2a694f 7c337266 console log report panic: Don't own TCB send lock
ci-freebsd-i386 2022/03/27 01:30 freebsd-src a4032e2a694f 7c337266 console log report panic: Don't own TCB send lock
ci-freebsd-i386 2022/03/27 00:23 freebsd-src a4032e2a694f 7c337266 console log report panic: Don't own TCB send lock
ci-freebsd-i386 2022/03/26 20:11 freebsd-src 8f1543785f77 7c337266 console log report panic: Don't own TCB send lock
ci-freebsd-i386 2022/03/26 17:12 freebsd-src 8f1543785f77 7c337266 console log report panic: Don't own TCB send lock
ci-freebsd-i386 2022/03/26 11:47 freebsd-src 8f1543785f77 7c337266 console log report panic: Don't own TCB send lock
ci-freebsd-i386 2022/03/26 05:38 freebsd-src f0f0f2abf333 7c337266 console log report panic: Don't own TCB send lock
ci-freebsd-i386 2022/03/26 03:48 freebsd-src f0f0f2abf333 7c337266 console log report panic: Don't own TCB send lock
ci-freebsd-i386 2022/03/25 14:46 freebsd-src 9d9ba2b79b31 7c337266 console log report panic: Don't own TCB send lock
ci-freebsd-i386 2022/03/25 12:13 freebsd-src 9d9ba2b79b31 7c337266 console log report panic: Don't own TCB send lock
ci-freebsd-i386 2022/03/25 00:20 freebsd-src d9ea7e2b1e69 7c337266 console log report panic: Don't own TCB send lock
ci-freebsd-i386 2022/03/25 00:05 freebsd-src d9ea7e2b1e69 7c337266 console log report panic: Don't own TCB send lock
ci-freebsd-i386 2022/03/24 22:59 freebsd-src d9ea7e2b1e69 7c337266 console log report panic: Don't own TCB send lock
ci-freebsd-i386 2022/03/24 18:18 freebsd-src d9ea7e2b1e69 7c337266 console log report panic: Don't own TCB send lock
ci-freebsd-i386 2022/03/24 16:31 freebsd-src d9ea7e2b1e69 7c337266 console log report panic: Don't own TCB send lock
ci-freebsd-i386 2022/03/24 13:36 freebsd-src 4b1e2c2f77d3 7c337266 console log report panic: Don't own TCB send lock
ci-freebsd-i386 2021/09/26 02:09 freebsd-src f766826fe3b8 8cac236e console log report panic: Don't own TCB send lock
* Struck through repros no longer work on HEAD.