syzbot


panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.

Status: fixed on 2021/09/09 00:17
Reported-by: syzbot+a1b6cef257ad145b7187@syzkaller.appspotmail.com
Fix commit: 6e3af6321ba4 sctp: Fix lock recursion in sctp_swap_inpcb_for_listen()
First crash: 516d, last: 516d

Sample crash report:
login: panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.c:1856

cpuid = 0
time = 1631107910
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0xc7/frame 0xfffffe009be7a1f0
kdb_backtrace() at kdb_backtrace+0xd3/frame 0xfffffe009be7a350
vpanic() at vpanic+0x2c5/frame 0xfffffe009be7a430
panic() at panic+0xb5/frame 0xfffffe009be7a4f0
__rw_wlock_hard() at __rw_wlock_hard+0x119e/frame 0xfffffe009be7a650
_rw_wlock_cookie() at _rw_wlock_cookie+0x1d4/frame 0xfffffe009be7a720
sctp_swap_inpcb_for_listen() at sctp_swap_inpcb_for_listen+0xf8/frame 0xfffffe009be7a7b0
sctp_listen() at sctp_listen+0x614/frame 0xfffffe009be7a8e0
solisten() at solisten+0xd2/frame 0xfffffe009be7a930
kern_listen() at kern_listen+0x158/frame 0xfffffe009be7a9f0
amd64_syscall() at amd64_syscall+0x425/frame 0xfffffe009be7abf0
fast_syscall_common() at fast_syscall_common+0xf8/frame 0xfffffe009be7abf0
--- syscall (0, FreeBSD ELF64, nosys), rip = 0x2b3d0a, rsp = 0x7fffffffea68, rbp = 0x7fffffffea80 ---
KDB: enter: panic
[ thread pid 785 tid 100101 ]
Stopped at      kdb_enter+0x6b: movq    $0,0x28e217a(%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         0x3c17f4a2ae7adf91
rdx         0xdffff7c000000000
rbx                          0
rsp         0xfffffe009be7a330
rbp         0xfffffe009be7a350
rsi                        0x1
rdi         0xffffffff8408b740  cov_trace_pc
r8                         0x3
r9          0xfffffe009be79e68
r10                          0
r11         0xfffffe005891ac30
r12         0xfffffe005891a720
r13         0xfffffe009be7a301
r14         0xffffffff82c79420  .str.18
r15         0xffffffff82c79420  .str.18
rip         0xffffffff817abf3b  kdb_enter+0x6b
rflags                    0x46
kdb_enter+0x6b: movq    $0,0x28e217a(%rip)
db> show proc
Process 785 (syz-executor3443948) at 0xfffffe0058b16a70:
 state: NORMAL
 uid: 0  gids: 0, 0, 5
 parent: pid 783 at 0xfffffe0058b16538
 ABI: FreeBSD ELF64
 flag: 0x10004000  flag2: 0
 arguments: ./syz-executor344394860
 reaper: 0xfffffe0053d58538 reapsubtree: 1
 sigparent: 20
 vmspace: 0xfffffe009e99b9f0
   (map 0xfffffe009e99b9f0)
   (map.pmap 0xfffffe009e99bab0)
   (pmap 0xfffffe009e99bb10)
 threads: 1
100101                   Run     CPU 0                       syz-executor3443948
db> ps
  pid  ppid  pgrp   uid  state   wmesg   wchan               cmd
  785   783   783     0  R       CPU 0                       syz-executor3443948
  783   781   783     0  Ss      pause   0xfffffe0058b165e8  csh
  781   694   781     0  Ss      select  0xfffffe009e486b40  sshd
  760     1   760     0  Ss+     ttyin   0xfffffe0057003cb0  getty
  759     1   759     0  Ss+     ttyin   0xfffffe00575f14b0  getty
  758     1   758     0  Ss+     ttyin   0xfffffe00575f1cb0  getty
  757     1   757     0  Ss+     ttyin   0xfffffe00583f44b0  getty
  756     1   756     0  Ss+     ttyin   0xfffffe00583f4cb0  getty
  755     1   755     0  Ss+     ttyin   0xfffffe00583f04b0  getty
  754     1   754     0  Ss+     ttyin   0xfffffe00583f0cb0  getty
  753     1   753     0  Ss+     ttyin   0xfffffe005839b4b0  getty
  752     1   752     0  Ss+     ttyin   0xfffffe005839bcb0  getty
  750     1    24     0  S+      piperd  0xfffffe009e4525d0  logger
  749   748    24     0  S+      nanslp  0xffffffff8405af81  sleep
  748     1    24     0  S+      wait    0xfffffe009e4bc538  sh
  698     1   698     0  Ss      nanslp  0xffffffff8405af81  cron
  694     1   694     0  Ss      select  0xfffffe009e486e40  sshd
  507     1   507     0  Ss      select  0xfffffe0058aea3c0  syslogd
  436     1   436     0  Ss      select  0xfffffe0058aea840  devd
  435     1   435    65  Ss      select  0xfffffe0058aea640  dhclient
  350     1   350     0  Ss      select  0xfffffe0058aea4c0  dhclient
  347     1   347     0  Ss      select  0xfffffe0058aea8c0  dhclient
   23     0     0     0  DL      syncer  0xffffffff84183360  [syncer]
   22     0     0     0  DL      vlruwt  0xfffffe0058763a70  [vnlru]
   21     0     0     0  DL      (threaded)                  [bufdaemon]
100085                   D       qsleep  0xffffffff84181060  [bufdaemon]
100088                   D       -       0xffffffff83411f80  [bufspacedaemon-0]
100099                   D       sdflush 0xfffffe00588260e8  [/ worker]
   20     0     0     0  DL      psleep  0xffffffff841b9580  [vmdaemon]
   19     0     0     0  DL      (threaded)                  [pagedaemon]
100083                   D       psleep  0xffffffff841ad0b8  [dom0]
100089                   D       launds  0xffffffff841ad0c4  [laundry: dom0]
100090                   D       umarcl  0xffffffff81eaea40  [uma]
   18     0     0     0  DL      -       0xffffffff83e120a0  [rand_harvestq]
   17     0     0     0  DL      waiting 0xffffffff84d0b580  [sctp_iterator]
   16     0     0     0  DL      pftm    0xffffffff84751e20  [pf purge]
   15     0     0     0  DL      -       0xffffffff8417c280  [soaiod4]
    9     0     0     0  DL      -       0xffffffff8417c280  [soaiod3]
    8     0     0     0  DL      -       0xffffffff8417c280  [soaiod2]
    7     0     0     0  DL      -       0xffffffff8417c280  [soaiod1]
    6     0     0     0  DL      (threaded)                  [cam]
100048                   D       -       0xffffffff83c97840  [doneq0]
100049                   D       -       0xffffffff83c977c0  [async]
100082                   D       -       0xffffffff83c97640  [scanner]
   14     0     0     0  DL      seqstat 0xfffffe0056abac88  [sequencer 00]
    5     0     0     0  DL      crypto_ 0xfffffe00541b8d80  [crypto returns 1]
    4     0     0     0  DL      crypto_ 0xfffffe00541b8d30  [crypto returns 0]
    3     0     0     0  DL      crypto_ 0xffffffff841a7160  [crypto]
   13     0     0     0  DL      (threaded)                  [geom]
100039                   D       -       0xffffffff8402e540  [g_event]
100040                   D       -       0xffffffff8402e580  [g_up]
100041                   D       -       0xffffffff8402e5c0  [g_down]
    2     0     0     0  DL      (threaded)                  [KTLS]
100029                   D       -       0xfffffe00081f6d00  [thr_0]
100030                   D       -       0xfffffe00081f6d80  [thr_1]
100031                   D       -       0xffffffff8417d608  [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                   Run     CPU 1                       [idle: cpu1]
    1     0     1     0  SLs     wait    0xfffffe0053d58538  [init]
   10     0     0     0  DL      audit_w 0xffffffff841a8100  [audit]
    0     0     0     0  DLs     (threaded)                  [kernel]
100000                   D       swapin  0xffffffff8402f440  [swapper]
100005                   D       -       0xfffffe00081f8900  [softirq_0]
100006                   D       -       0xfffffe00081f8700  [softirq_1]
100007                   D       -       0xfffffe00081f8500  [if_io_tqg_0]
100008                   D       -       0xfffffe00081f8300  [if_io_tqg_1]
100009                   D       -       0xfffffe00081f8100  [if_config_tqg_0]
100010                   D       -       0xfffffe0053df4e00  [deferred_unmount ta]
100013                   D       -       0xfffffe0053df4800  [thread taskq]
100015                   D       -       0xfffffe0053df4400  [linuxkpi_irq_wq]
100016                   D       -       0xfffffe0053df4200  [kqueue_ctx taskq]
100017                   D       -       0xfffffe0053df4000  [pci_hp taskq]
100018                   D       -       0xfffffe0053dfed00  [aiod_kick taskq]
100019                   D       -       0xfffffe0053dfeb00  [inm_free taskq]
100020                   D       -       0xfffffe0053dfe900  [in6m_free taskq]
100021                   D       -       0xfffffe0053dfe700  [linuxkpi_short_wq_0]
100022                   D       -       0xfffffe0053dfe700  [linuxkpi_short_wq_1]
100023                   D       -       0xfffffe0053dfe700  [linuxkpi_short_wq_2]
100024                   D       -       0xfffffe0053dfe700  [linuxkpi_short_wq_3]
100025                   D       -       0xfffffe0053dfe200  [linuxkpi_long_wq_0]
100026                   D       -       0xfffffe0053dfe200  [linuxkpi_long_wq_1]
100027                   D       -       0xfffffe0053dfe200  [linuxkpi_long_wq_2]
100028                   D       -       0xfffffe0053dfe200  [linuxkpi_long_wq_3]
100038                   D       -       0xfffffe0053e08200  [firmware taskq]
100042                   D       -       0xfffffe005418fc00  [crypto_0]
100043                   D       -       0xfffffe005418fc00  [crypto_1]
100059                   D       -       0xfffffe0056eb6b00  [vtnet0 rxq 0]
100060                   D       -       0xfffffe0056eb6a00  [vtnet0 txq 0]
100061                   D       -       0xfffffe0056eb6900  [vtnet0 rxq 1]
100062                   D       -       0xfffffe0056eb6800  [vtnet0 txq 1]
100064                   D       vtbslp  0xfffffe0056ee3400  [virtio_balloon]
100068                   D       -       0xfffffe0057016800  [mca taskq]
100073                   D       -       0xffffffff82c803a0  [deadlkres]
100077                   D       -       0xfffffe0057401a00  [acpi_task_0]
100078                   D       -       0xfffffe0057401a00  [acpi_task_1]
100079                   D       -       0xfffffe0057401a00  [acpi_task_2]
100081                   D       -       0xfffffe005418f400  [CAM taskq]
db> show all locks
Process 785 (syz-executor3443948) thread 0xfffffe005891a720 (100101)
exclusive sleep mutex so_rcv (so_rcv) r = 0 (0xfffffe0058923920) locked @ /syzkaller/managers/main/kernel/sys/kern/uipc_socket.c:930
exclusive sleep mutex so_snd (so_snd) r = 0 (0xfffffe00589238e0) locked @ /syzkaller/managers/main/kernel/sys/kern/uipc_socket.c:929
exclusive sx so_rcv_sx (so_rcv_sx) r = 0 (0xfffffe0058923900) locked @ /syzkaller/managers/main/kernel/sys/kern/uipc_socket.c:925
exclusive sx so_snd_sx (so_snd_sx) r = 0 (0xfffffe00589238c0) locked @ /syzkaller/managers/main/kernel/sys/kern/uipc_socket.c:923
exclusive sleep mutex socket (socket) r = 0 (0xfffffe0058923780) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_usrreq.c:7211
exclusive rw sctp-info (sctp-info) r = 0 (0xfffffe00081ba7f0) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctp_usrreq.c:7204
db> show malloc
              Type        InUse        MemUse     Requests
           pf_hash            5        11524K            5
            devbuf         4217         4339K         4242
          tcp_hpts            6         3201K            6
         sysctloid        34389         2031K        34460
             vtbuf           24         1968K           46
              kobj          326         1304K          485
            newblk          708         1201K          720
          vfscache            3         1025K            3
               pcb           27          541K           81
          inodedep           49          530K           71
         ufs_quota            1          512K            1
          vfs_hash            1          512K            1
           callout            2          512K            2
              intr            4          472K            4
           subproc           98          204K          838
            acpica         1674          184K        55623
         vnet_data            1          168K            1
              vmem            3          146K            4
           tidhash            3          141K            3
            linker          355          140K          383
           pagedep           14          132K           18
        tfo_ccache            1          128K            1
               sem            4          106K            4
            DEVFS1          104          104K          113
               bus          986           80K         3488
          mtx_pool            2           72K            2
          syncache            1           68K            1
          acpitask            1           64K            1
       ddb_capture            1           64K            1
            module          509           64K          509
              umtx          264           33K          264
              temp           18           33K         1616
           kdtrace          165           33K          905
         hostcache            1           32K            1
               shm            1           32K            1
            DEVFS3          123           31K          133
               msg            4           30K            4
        gtaskqueue           18           26K           18
            kbdmux            6           22K            6
        DEVFS_RULE           56           20K           56
               BPF           10           18K           10
         ufs_mount            4           17K            5
              proc            3           17K            3
               tty           16           16K           16
           ithread           99           16K           99
            bus-sc           34           15K         1693
            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          490
              rman           84           10K          425
         bmsafemap            4            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
            dirrem           17            5K           28
            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
            diradd           25            4K           36
           lltable           11            4K           11
          pf_ifnet            5            3K            6
         in6_multi           25            3K           25
            kqueue           46            3K          788
           pwddesc           46            3K          786
          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        10877
         proc-args           39            2K          488
            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
            sahead            1            1K            1
          secasvar            1            1K            1
       vnodemarker            2            1K            8
      NFSD session            1            1K            1
        CAM periph            4            1K          271
            select            7            1K           29
             ipsec            3            1K            3
         sctp_atcl            2            1K            2
          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_ifn            2            1K            6
      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         3473
          filecaps            4            1K           66
               tun            3            1K            3
          sctp_vrf            1            1K            1
         sctp_atky            2            1K            2
              vnet            1            1K            1
           entropy            2            1K           35
          acpiintr            1            1K            1
               pmc            1            1K            1
         sctp_athm            2            1K            2
              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            2
         sctp_iter            0            0K            4
         sctp_mvrf            0            0K            0
         sctp_timw            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            4
         sctp_aadr            0            0K            0
         sctp_stro            0            0K            0
         sctp_stri            0            0K            0
          sctp_map            0            0K            0
        dctcp data            0            0K            0
          cdg data            0            0K            0
          chd data            0            0K            0
        cubic data            0            0K            0
            mqdata            0            0K            0
        vegas data            0            0K            0
            tcp_do            0            0K            0
           tcp_fsb            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
      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           15
          sentinel            0            0K            0
            jfsync            0            0K            0
            jtrunc            0            0K            0
             sbdep            0            0K            2
           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
          freefile            0            0K            9
          freeblks            0            0K           25
          freefrag            0            0K            1
        allocindir            0            0K            0
       allocdirect            0            0K            0
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           mactemp            0            0K            0
     audit_trigger            0            0K            0
 audit_pipe_presel            0            0K            0
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        audit_pipe            0            0K            0
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            USBdev            0            0K            0
               USB            0            0K            0
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        MLX5EEPROM            0            0K            0
        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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            ip6opt            0            0K            3
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               LRO            0            0K            0
      newreno data            0            0K            0
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       ip_moptions            0            0K            0
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              ipid            0            0K            0
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      80211ratectl            0            0K            0
        80211power            0            0K            0
       80211nodeie            0            0K            0
         80211node            0            0K            0
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      80211mesh_rt            0            0K            0
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              zlib            0            0K            0
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           VN POLL            0            0K            0
            twsbuf            0            0K            0
            statfs            0            0K          195
     namei_tracker            0            0K            0
       export_host            0            0K            0
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              hdac            0            0K            0
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       SIIS driver            0            0K            0
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          tempbuff            0            0K            0
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
     STLock 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     985       14529       0     254   38113280        0
              pbuf   2624       0     989           0       0       2    2595136        0
              mbuf    256    8578     992       17372       0     254    2449920        0
          BUF TRIE    144     184   11576         501       0      62    1693440        0
        malloc-384    384    4217      13        4240       0      30    1624320        0
       malloc-4096   4096     373       4        1272       0       2    1544192        0
        malloc-128    128   11557      37       11624       0     126    1484032        0
       UMA Slabs 0    112   10092      21       10092       0     126    1132656        0
         vmem btag     56   15357      26       15357       0     254     861448        0
         FFS inode   1160     499      12         508       0       8     592760        0
        RADIX NODE    144    3033     154       21145       0      62     458928        0
      malloc-65536  65536       6       0           6       0       1     393216        0
            lkpimm    168       1    2327           1       0      62     391104        0
          lkpicurr    168       2    2326           2       0      62     391104        0
         malloc-64     64    4391      82        6069       0     254     286272        0
        malloc-256    256    1043      22        1846       0      62     272640        0
        256 Bucket   2048     109      15       10912       0       8     253952        0
             VNODE    448     529      20         540       0      30     245952        0
         VM OBJECT    264     891      39       12699       0      30     245520        0
            THREAD   1808     118      14         118       0       8     238656        0
         malloc-16     16   14225     275       15513       0     254     232000        0
            DEVCTL   1024       0     220         126       0       0     225280        0
      malloc-65536  65536       1       2          47       0       1     196608        0
      malloc-65536  65536       1       2         137       0       1     196608        0
         UMA Zones    768     242       2         242       0      16     187392        0
         malloc-32     32    5598      72        6389       0     254     181440        0
        malloc-128    128    1205      35       25979       0     126     158720        0
       malloc-1024   1024     129       3         138       0      16     135168        0
        malloc-128    128     998      25        5202       0     126     130944        0
       FFS2 dinode    256     499      11         508       0      62     130560        0
          ksiginfo    112      35    1009          50       0     126     116928        0
         MAP ENTRY     96     836     340       38044       0     126     112896        0
       S VFS Cache    104     966      48        1004       0     126     105456        0
      malloc-32768  32768       1       2         131       0       1      98304        0
       malloc-8192   8192       9       2         110       0       1      90112        0
          UMA Kegs    384     227       6         227       0      30      89472        0
           VMSPACE   2544      23       7         764       0       4      76320        0
       malloc-8192   8192       8       1          10       0       1      73728        0
              PROC   1336      45       6         785       0       8      68136        0
      mbuf_cluster   2048      30       2          30       0     254      65536        0
      malloc-65536  65536       1       0           1       0       1      65536        0
      malloc-65536  65536       0       1           8       0       1      65536        0
             g_bio    408       0     160        4462       0      30      65280        0
       malloc-4096   4096      14       1          27       0       2      61440        0
         filedesc0   1072      46      10         786       0       8      60032        0
       malloc-8192   8192       4       3          32       0       1      57344        0
       malloc-2048   2048       7      19         551       0       8      53248        0
        128 Bucket   1024      39      12         608       0      16      52224        0
      malloc-16384  16384       3       0           3       0       1      49152        0
      malloc-16384  16384       1       2         161       0       1      49152        0
       malloc-2048   2048       2      22         575       0       8      49152        0
       malloc-1024   1024      10      34        1427       0      16      45056        0
         malloc-64     64     517     176        1620       0     254      44352        0
         32 Bucket    256      45     120        6634       0      62      42240        0
            clpbuf   2624       0      16          22       0      16      41984        0
           DIRHASH   1024      34       6          34       0      16      40960        0
             NAMEI   1024       0      36       12231       0      16      36864        0
       malloc-4096   4096       8       1          10       0       2      36864        0
            pcpu-8      8    4233     375        4261       0     254      36864        0
            da_ccb    544       0      63        1236       0      16      34272        0
      malloc-32768  32768       1       0           1       0       1      32768        0
      malloc-32768  32768       1       0           1       0       1      32768        0
      malloc-16384  16384       2       0          17       0       1      32768        0
           pcpu-64     64     487      25         487       0     254      32768        0
         64 Bucket    512      57       7        1273       0      30      32768        0
        malloc-128    128      63     154         322       0     126      27776        0
        malloc-384    384      54      16          83       0      30      26880        0
        malloc-256    256      67      38         246       0      62      26880        0
       malloc-2048   2048      10       2          10       0       8      24576        0
         malloc-64     64      88     290        1394       0     254      24192        0
            ttyinq    160     135      15         300       0      62      24000        0
            socket    960      20       4        1335       0     254      23040        0
           ttyoutq    256      72      18         160       0      62      23040        0
         TURNSTILE    136     133      35         133       0      62      22848        0
       malloc-4096   4096       5       0           5       0       2      20480        0
       malloc-4096   4096       3       2         830       0       2      20480        0
         malloc-64     64     215     100         277       0     254      20160        0
       Mountpoints   2752       2       5           2       0       4      19264        0
        malloc-384    384      41       9          43       0      30      19200        0
        malloc-256    256      40      35         303       0      62      19200        0
        malloc-256    256      46      29         111       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-1024   1024       8       8          12       0      16      16384        0
        malloc-384    384      22      18         362       0      30      15360        0
        malloc-256    256      30      30         372       0      62      15360        0
             tcpcb   1080       3      11           7       0     254      15120        0
              pipe    744       7      13         284       0      16      14880        0
        SLEEPQUEUE     88     133      27         133       0     126      14080        0
       malloc-4096   4096       3       0           3       0       2      12288        0
       malloc-2048   2048       3       3          12       0       8      12288        0
       malloc-2048   2048       3       3         194       0       8      12288        0
       malloc-2048   2048       2       4           4       0       8      12288        0
       malloc-1024   1024       8       4         185       0      16      12288        0
       malloc-1024   1024       7       5           7       0      16      12288        0
    ertt_txseginfo     40       1     302         271       0     254      12120        0
         malloc-64     64      48     141         305       0     254      12096        0
         malloc-64     64      72     117       24265       0     254      12096        0
         malloc-32     32      88     290         605       0     254      12096        0
         malloc-32     32      78     300        3964       0     254      12096        0
         16 Bucket    144      37      47         290       0      62      12096        0
             Files     80      73      77        6582       0     126      12000        0
          8 Bucket     80      37     113         405       0     126      12000        0
         udp_inpcb    496       6      18         126       0     254      11904        0
        malloc-128    128      51      42          89       0     126      11904        0
        malloc-128    128      29      64         184       0     126      11904        0
              kenv    258      15      30        1030       0      30      11610        0
        malloc-384    384      16      14          16       0      30      11520        0
        malloc-256    256      18      27         121       0      62      11520        0
       malloc-8192   8192       1       0           1       0       1       8192        0
       malloc-8192   8192       1       0           1       0       1       8192        0
       malloc-8192   8192       1       0           1       0       1       8192        0
       malloc-8192   8192       1       0           1       0       1       8192        0
       malloc-2048   2048       3       1           3       0       8       8192        0
       malloc-2048   2048       3       1           3       0       8       8192        0
       malloc-1024   1024       2       6          10       0      16       8192        0
        malloc-512    512       4      12           4       0      30       8192        0
        malloc-512    512       0      16         127       0      30       8192        0
        malloc-512    512       5      11          70       0      30       8192        0
        malloc-512    512       8       8           8       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      28     174          28       0     254       8080        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      15     111          25       0     254       8064        0
         malloc-64     64      94      32         121       0     254       8064        0
         malloc-32     32      50     202         200       0     254       8064        0
         malloc-32     32      36     216          52       0     254       8064        0
         malloc-32     32      17     235          55       0     254       8064        0
         malloc-32     32      46     206         143       0     254       8064        0
         malloc-32     32      17     235          32       0     254       8064        0
          4 Bucket     48       5     163          44       0     254       8064        0
          2 Bucket     32      44     208         498       0     254       8064        0
      vtnet_tx_hdr     24       0     334        1953       0     254       8016        0
             KNOTE    160       0      50           8       0      62       8000        0
         malloc-16     16       0     500           7       0     254       8000        0
         malloc-16     16      25     475          96       0     254       8000        0
         malloc-16     16      41     459         281       0     254       8000        0
         malloc-16     16      11     489          27       0     254       8000        0
         malloc-16     16      35     465         174       0     254       8000        0
         malloc-16     16     286     214       25539       0     254       8000        0
         malloc-16     16       4     496           7       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      39      23         165       0     126       7936        0
        malloc-128    128      32      30          48       0     126       7936        0
     routing nhops    256      10      20          17       0      62       7680        0
             unpcb    256       7      23        1179       0     254       7680        0
       mbuf_packet    256       0      30          93       0     254       7680        0
        malloc-256    256      26       4         327       0      62       7680        0
     FPU_save_area    832       1       8           1       0      16       7488        0
            cpuset    104       8      54           8       0     126       6448        0
 epoch_record pcpu    256       4      12           4       0      62       4096        0
       malloc-4096   4096       0       1           1       0       2       4096        0
       malloc-4096   4096       0       1           3       0       2       4096        0
       malloc-1024   1024       1       3           1       0      16       4096        0
       malloc-1024   1024       1       3           1       0      16       4096        0
        malloc-512    512       0       8           1       0      30       4096        0
        malloc-512    512       5       3           5       0      30       4096        0
        malloc-512    512       0       8           1       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
       UMA Slabs 1    176       8      14           8       0      62       3872        0
        malloc-384    384       0      10           1       0      30       3840        0
        malloc-384    384       2       8           2       0      30       3840        0
        malloc-384    384       1       9           1       0      30       3840        0
        malloc-256    256       7       8         518       0      62       3840        0
           sctp_ep   1272       2       1           2       0     254       3816        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_stream_msg_out    112       0       0           0       0     254          0        0
        sctp_readq    152       0       0           0       0     254          0        0
        sctp_chunk    152       0       0           0       0     254          0        0
        sctp_raddr    736       0       0           0       0     254          0        0
         sctp_asoc   2288       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_bbr_pcb    832       0       0           0       0      16          0        0
       tcp_bbr_map    128       0       0           0       0     126          0        0
      tcp_rack_pcb    832       0       0           0       0      16          0        0
      tcp_rack_map    112       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
           NCLNODE    592       0       0           0       0      16          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
        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     24       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-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-8192   8192       0       0           0       0       1          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 (131):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets Title
ci-freebsd-main 2021/09/08 13:34 freebsd-src 4ccbbe5f0689 e2776ee4 console log report syz C panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.
ci-freebsd-main 2021/09/08 13:20 freebsd-src 4ccbbe5f0689 e2776ee4 console log report syz panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.
ci-freebsd-main 2021/09/08 21:42 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.
ci-freebsd-main 2021/09/08 12:42 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.
ci-freebsd-main 2021/09/08 12:22 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.
ci-freebsd-main 2021/09/08 11:56 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.
ci-freebsd-main 2021/09/08 11:30 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.
ci-freebsd-main 2021/09/08 11:02 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.
ci-freebsd-main 2021/09/08 11:01 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.
ci-freebsd-main 2021/09/08 11:00 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.
ci-freebsd-main 2021/09/08 10:59 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.
ci-freebsd-main 2021/09/08 10:59 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.
ci-freebsd-main 2021/09/08 10:53 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.
ci-freebsd-main 2021/09/08 10:50 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.
ci-freebsd-main 2021/09/08 10:50 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.
ci-freebsd-main 2021/09/08 10:49 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.
ci-freebsd-main 2021/09/08 10:48 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.
ci-freebsd-main 2021/09/08 10:48 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.
ci-freebsd-main 2021/09/08 10:47 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.
ci-freebsd-main 2021/09/08 10:46 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.
ci-freebsd-main 2021/09/08 10:45 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.
ci-freebsd-main 2021/09/08 10:42 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.
ci-freebsd-main 2021/09/08 10:42 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.
ci-freebsd-main 2021/09/08 10:42 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.
ci-freebsd-main 2021/09/08 10:39 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.
ci-freebsd-main 2021/09/08 10:39 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.
ci-freebsd-main 2021/09/08 10:36 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.
ci-freebsd-main 2021/09/08 10:35 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.
ci-freebsd-main 2021/09/08 10:34 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.
ci-freebsd-main 2021/09/08 10:32 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.
ci-freebsd-main 2021/09/08 10:28 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.
ci-freebsd-main 2021/09/08 10:26 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.
ci-freebsd-main 2021/09/08 10:26 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.
ci-freebsd-main 2021/09/08 10:23 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.
ci-freebsd-main 2021/09/08 10:23 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.
ci-freebsd-main 2021/09/08 10:23 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.
ci-freebsd-main 2021/09/08 10:20 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.
ci-freebsd-main 2021/09/08 10:18 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.
ci-freebsd-main 2021/09/08 10:16 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.
ci-freebsd-main 2021/09/08 10:15 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.
ci-freebsd-main 2021/09/08 10:15 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.
ci-freebsd-main 2021/09/08 10:13 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.
ci-freebsd-main 2021/09/08 10:12 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.
ci-freebsd-main 2021/09/08 10:11 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.
ci-freebsd-main 2021/09/08 10:08 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/main/kernel/sys/netinet/sctp_pcb.
* Struck through repros no longer work on HEAD.