syzbot


panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.

Status: fixed on 2021/09/09 00:17
Reported-by: syzbot+a76b19ea2f8e1190c451@syzkaller.appspotmail.com
Fix commit: 6e3af6321ba4 sctp: Fix lock recursion in sctp_swap_inpcb_for_listen()
First crash: 515d, last: 515d

Sample crash report:
panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.c:1856

cpuid = 1
time = 326
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0xc7/frame 0xfffffe00a3a5a1f0
kdb_backtrace() at kdb_backtrace+0xd3/frame 0xfffffe00a3a5a350
vpanic() at vpanic+0x2c5/frame 0xfffffe00a3a5a430
panic() at panic+0xb5/frame 0xfffffe00a3a5a4f0
__rw_wlock_hard() at __rw_wlock_hard+0x119e/frame 0xfffffe00a3a5a650
_rw_wlock_cookie() at _rw_wlock_cookie+0x1d4/frame 0xfffffe00a3a5a720
sctp_swap_inpcb_for_listen() at sctp_swap_inpcb_for_listen+0xf8/frame 0xfffffe00a3a5a7b0
sctp_listen() at sctp_listen+0x614/frame 0xfffffe00a3a5a8e0
solisten() at solisten+0xd2/frame 0xfffffe00a3a5a930
kern_listen() at kern_listen+0x158/frame 0xfffffe00a3a5a9f0
ia32_syscall() at ia32_syscall+0x41f/frame 0xfffffe00a3a5abf0
int0x80_syscall_common() at int0x80_syscall_common+0x9c/frame 0xfbffcf78
KDB: enter: panic
[ thread pid 11740 tid 113880 ]
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                           0
rax                       0x12
rcx         0xd91b0d201515338b
rdx                    0x40001
rbx                          0
rsp         0xfffffe00a3a5a330
rbp         0xfffffe00a3a5a350
rsi                          0
rdi         0xfffffe009e479ae8
r8                         0x3
r9          0xfffffe00a3a59e68
r10                          0
r11         0xfffffe00a768b510
r12         0xfffffe00a768b000
r13         0xfffffe00a3a5a301
r14         0xffffffff82c79420  .str.18
r15         0xffffffff82c79420  .str.18
rip         0xffffffff817abf3b  kdb_enter+0x6b
rflags                0x200046  kernload+0x46
kdb_enter+0x6b: movq    $0,0x28e217a(%rip)
db> show proc
Process 11740 (syz-executor.2) at 0xfffffe00a7648000:
 state: NORMAL
 uid: 0  gids: 0, 0, 5
 parent: pid 787 at 0xfffffe009e4c3a70
 ABI: FreeBSD ELF32
 flag: 0x10000080  flag2: 0
 arguments: /root/syz-executor.2
 reaper: 0xfffffe0053d58538 reapsubtree: 1
 sigparent: 20
 vmspace: 0xfffffe00a7733000
   (map 0xfffffe00a7733000)
   (map.pmap 0xfffffe00a77330c0)
   (pmap 0xfffffe00a7733120)
 threads: 2
113857                   RunQ                                syz-executor.2
113880                   Run     CPU 1                       syz-executor.2
db> ps
  pid  ppid  pgrp   uid  state   wmesg   wchan               cmd
11740   787   787     0  R       (threaded)                  syz-executor.2
113857                   RunQ                                syz-executor.2
113880                   Run     CPU 1                       syz-executor.2
11739   785   785     0  R                                   syz-executor.0
11557     1   787     0  S       uwait   0xfffffe009e9f7800  syz-executor.2
11554     1   787     0  S       uwait   0xfffffe0057009e80  syz-executor.2
11551     1   787     0  S       uwait   0xfffffe009e99ee80  syz-executor.2
11546     1   787     0  S       uwait   0xfffffe009e99e480  syz-executor.2
11542     1   787     0  S       uwait   0xfffffe009e9f7180  syz-executor.2
11531     1   787     0  S       uwait   0xfffffe009e99e100  syz-executor.2
11523     1   787     0  S       uwait   0xfffffe00a5de8d80  syz-executor.2
11508     1   801     0  S       uwait   0xfffffe00a743fb80  syz-executor.3
11500     1   801     0  S       umtxn   0xfffffe009e950700  syz-executor.3
11495     1   801     0  S       uwait   0xfffffe009e9f7680  syz-executor.3
11490     1   801     0  S       uwait   0xfffffe009e9f7e00  syz-executor.3
11485     1   801     0  S       uwait   0xfffffe00a5de8780  syz-executor.3
11480     1   801     0  S       umtxn   0xfffffe009e950000  syz-executor.3
11478     1   801     0  S       uwait   0xfffffe00a5de8c80  syz-executor.3
11474     1   801     0  S       uwait   0xfffffe00a5de8a80  syz-executor.3
 5497     1   786     0  S       umtxn   0xfffffe009e9f7380  syz-executor.1
 5495     1   786     0  S       uwait   0xfffffe009e99e680  syz-executor.1
 4941     1   785     0  S       uwait   0xfffffe009e950100  syz-executor.0
 4940     1   785     0  S       uwait   0xfffffe009e99e280  syz-executor.0
 4939     1   785     0  S       uwait   0xfffffe009e99e780  syz-executor.0
 4938     1   785     0  S       uwait   0xfffffe009e99ed80  syz-executor.0
 3990     1  3990    65  Ss      select  0xfffffe009e9fb0c0  dhclient
 3486     1  3486     0  Ss      select  0xfffffe00a7464f40  dhclient
 3482     1  3482     0  Ss      select  0xfffffe00a7464ec0  dhclient
 3456     1  3456    65  Ss      select  0xfffffe009e487c40  dhclient
 3050     1  3050     0  Ss      select  0xfffffe0058af7f40  dhclient
 3045     1  3045     0  Ss      select  0xfffffe0058af7240  dhclient
 3024     1  3024    65  Ss      select  0xfffffe009e9fedc0  dhclient
 2515     1  2515     0  Ss      select  0xfffffe009e9fb6c0  dhclient
 2510     1  2510     0  Ss      select  0xfffffe009e9fb740  dhclient
 2487     1  2487    65  Ss      select  0xfffffe009e9fee40  dhclient
 2149     0     0     0  DL      aiordy  0xfffffe00a5dc7a70  [aiod4]
 2148     0     0     0  DL      aiordy  0xfffffe00a5dc7538  [aiod3]
 2147     0     0     0  DL      aiordy  0xfffffe009e995a70  [aiod2]
 2146     0     0     0  DL      aiordy  0xfffffe00588a3538  [aiod1]
 1266     1  1266     0  Ss      select  0xfffffe009e9fbcc0  dhclient
 1263     1  1263     0  Ss      select  0xfffffe009e9fbbc0  dhclient
  801   780   801     0  Rs      CPU 0                       syz-executor.3
  787   780   787     0  Ss      nanslp  0xffffffff8405af81  syz-executor.2
  786   780   786     0  Rs                                  syz-executor.1
  785   780   785     0  Rs                                  syz-executor.0
  780   778   778     0  R       (threaded)                  syz-fuzzer
100109                   S       uwait   0xfffffe005838f300  syz-fuzzer
100120                   RunQ                                syz-fuzzer
100121                   S       uwait   0xfffffe009e950d00  syz-fuzzer
100122                   S       kqread  0xfffffe005878e500  syz-fuzzer
100123                   S       uwait   0xfffffe009e950f00  syz-fuzzer
100124                   S       uwait   0xfffffe005893f580  syz-fuzzer
100125                   S       uwait   0xfffffe005893f680  syz-fuzzer
100126                   S       uwait   0xfffffe005876b080  syz-fuzzer
100127                   S       uwait   0xfffffe009e950900  syz-fuzzer
  778   776   778     0  Ss      pause   0xfffffe00588a30b0  csh
  776   694   776     0  Ss      select  0xfffffe009e4878c0  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
  698     1   698     0  Ss      nanslp  0xffffffff8405af81  cron
  694     1   694     0  Ss      select  0xfffffe009e487cc0  sshd
  507     1   507     0  Ss      select  0xfffffe0058af71c0  syslogd
  436     1   436     0  Ss      select  0xfffffe0058af7540  devd
  435     1   435    65  Ss      select  0xfffffe0058af7340  dhclient
  350     1   350     0  Ss      select  0xfffffe0058af73c0  dhclient
  347     1   347     0  Ss      select  0xfffffe0058af77c0  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]
100101                   D       sdflush 0xfffffe0056ff90e8  [/ 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 0xffffffff8487b580  [sctp_iterator]
   16     0     0     0  DL      pftm    0xffffffff84a44e20  [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  RL      (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                   RunQ                                [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    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       -       0xffffffff82c803a1  [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 11740 (syz-executor.2) thread 0xfffffe00a768b000 (113880)
exclusive sleep mutex so_rcv (so_rcv) r = 0 (0xfffffe00a7623560) locked @ /syzkaller/managers/i386/kernel/sys/kern/uipc_socket.c:930
exclusive sleep mutex so_snd (so_snd) r = 0 (0xfffffe00a7623520) locked @ /syzkaller/managers/i386/kernel/sys/kern/uipc_socket.c:929
exclusive sx so_rcv_sx (so_rcv_sx) r = 0 (0xfffffe00a7623540) locked @ /syzkaller/managers/i386/kernel/sys/kern/uipc_socket.c:925
exclusive sx so_snd_sx (so_snd_sx) r = 0 (0xfffffe00a7623500) locked @ /syzkaller/managers/i386/kernel/sys/kern/uipc_socket.c:923
exclusive sleep mutex socket (socket) r = 0 (0xfffffe00a76233c0) locked @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_usrreq.c:7211
exclusive rw sctp-info (sctp-info) r = 0 (0xfffffe00081b7308) locked @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_usrreq.c:7204
Process 801 (syz-executor.3) thread 0xfffffe0058767560 (100107)
exclusive sleep mutex pmap (pmap) r = 0 (0xfffffe00a7733b10) locked @ /syzkaller/managers/i386/kernel/sys/amd64/amd64/pmap.c:7834
exclusive sleep mutex pmap (pmap) r = 0 (0xfffffe009e508b10) locked @ /syzkaller/managers/i386/kernel/sys/amd64/amd64/pmap.c:7833
exclusive sx vm map (user) (vm map (user)) r = 0 (0xfffffe00a7733a50) locked @ /syzkaller/managers/i386/kernel/sys/vm/vm_map.c:4272
exclusive sx vm map (user) (vm map (user)) r = 0 (0xfffffe009e508a50) locked @ /syzkaller/managers/i386/kernel/sys/vm/vm_map.c:4268
db> show malloc
              Type        InUse        MemUse     Requests
           pf_hash            5        11524K            5
            devbuf         4217         4339K         4245
          tcp_hpts            6         3201K            6
         sysctloid        34389         2031K        34460
             vtbuf           24         1968K           46
              kobj          326         1304K          485
            newblk           23         1030K        13594
          vfscache            3         1025K            3
               pcb          210          742K        16621
          inodedep          110          553K        11013
         ufs_quota            1          512K            1
          vfs_hash            1          512K            1
           callout            2          512K            2
              intr            4          472K            4
          filedesc           56          441K        21509
           subproc          186          382K        11867
              vmem            3          274K            5
            acpica         1674          184K        55623
         vnet_data            1          168K            1
           tidhash            3          141K            3
            linker          355          140K          399
           pagedep           23          134K        10757
        tfo_ccache            1          128K            1
            DEVFS1          108          108K          125
           pf_rule           87          107K          224
               sem            4          106K            4
         sctp_stro           89           89K         2935
               BPF           46           88K           69
               bus          986           80K         3488
          mtx_pool            2           72K            2
          syncache            1           68K            1
         sctp_atcl          180           68K         9151
          acpitask            1           64K            1
       ddb_capture            1           64K            1
            module          509           64K          509
              umtx          396           50K          396
           kdtrace          263           50K        25623
              temp           38           39K         4524
         hostcache            1           32K            1
               shm            1           32K           16
            DEVFS3          127           32K          137
               msg            4           30K            4
        gtaskqueue           18           26K           18
            dirrem          101           26K        10893
            kbdmux            6           22K            6
            ifaddr           71           21K           73
        DEVFS_RULE           56           20K           56
         sctp_timw           68           17K           68
         ufs_mount            4           17K            5
              proc            3           17K            3
          routetbl          137           17K          750
               tty           16           16K           16
           ithread           99           16K           99
            bus-sc           34           15K         1693
           lltable           43           14K          117
       ether_multi          157           13K          206
            KTRACE          100           13K          100
             ifnet            7           13K            7
              ksem           30           12K          307
              kenv           95           12K           95
         sctp_atky          269           12K        12150
      eventhandler          133           12K          133
          freefile           87           11K        10875
         CAM queue            5           11K         1528
              GEOM           61           10K          490
              rman           84           10K          425
         in6_multi           71            9K           71
         bmsafemap            2            9K        11037
              UART           12            9K           12
           devstat            4            9K            4
               rpc            2            8K            2
             shmfd            1            8K            3
       pfs_vncache            1            8K            1
            kqueue           88            8K        11772
         pfs_nodes           20            8K           20
     audit_evclass          237            8K          295
            DEVFSP          110            7K          911
           pf_osfp           55            7K           55
         taskqueue           63            7K           63
              cred           26            7K          315
            sglist            5            7K            5
           CAM DEV            3            6K          510
            plimit           24            6K          479
           pwddesc           86            6K        11835
          pf_ifnet           12            5K          119
       ufs_dirhash           24            5K           24
               UMA          270            5K          270
           session           35            5K           53
                vt           11            5K           11
           memdesc            1            4K            1
               MCA           32            4K           32
             evdev            4            4K            4
          kcovinfo           64            4K           68
           acpisem           28            4K           28
             selfd           55            4K       162708
             lockf           32            4K           66
             hhook           15            4K           17
         sctp_athm          180            3K         9186
         proc-args           52            3K          690
          sctp_map          178            3K         5868
          terminal           11            3K           11
            select           19            3K          141
         newdirblk           18            3K        10737
           uidinfo            3            3K           13
        local_apic            1            2K            1
           io_apic            1            2K            1
       fpukern_ctx            2            2K            2
             xform           32            2K          999
         ipsec-saq            2            2K            2
            ip6ndp           12            2K           15
          sctp_ifa           14            2K           15
            Unitno           29            2K           47
           CAM XPT           22            2K          543
          in_multi            6            2K           17
       ipsecpolicy            2            2K            2
           acpidev           20            2K           20
               msi            9            2K            9
             clone            9            2K            9
               tun            7            2K            7
             mount           22            2K          195
          freework            5            2K        11737
           softdep            1            1K            1
             mkdir            8            1K        21474
          freeblks            4            1K        10856
            sahead            1            1K            1
          secasvar            1            1K            1
             nhops            6            1K            8
       vnodemarker            2            1K           94
      NFSD session            1            1K            1
        CAM periph            4            1K          271
             ipsec            3            1K            3
          sctp_ifn            6            1K           15
               mld            6            1K            6
              igmp            6            1K            6
         toponodes            6            1K            6
            isadev            6            1K            6
          pci_link           10            1K           10
            crypto            4            1K            4
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db> show uma
              Zone   Size    Used    Free    Requests  Sleeps  Bucket  Total Mem    XFree
   mbuf_jumbo_page   4096    8320     867     1180248       0     254   37629952        0
           tcp_log    416       0   10008       70038       0     254    4163328        0
              pbuf   2624       0     989           0       0       2    2595136        0
              mbuf    256    8789     781     3219852       0     254    2449920        0
        malloc-384    384    4278     912       15184       0      30    1992960        0
        RADIX NODE    144   12332     207      314154       0      62    1805616        0
       malloc-4096   4096     414       5       12865       0       2    1716224        0
          BUF TRIE    144     182   11578        3260       0      62    1693440        0
        malloc-128    128   11612      44       12406       0     126    1491968        0
       UMA Slabs 0    112   10566      15       10566       0     126    1185072        0
      mbuf_cluster   2048     570       2         570       0     254    1171456        0
         vmem btag     56   18263      72       18263       0     254    1026760        0
         FFS inode   1160     533      27       11410       0       8     649600        0
      malloc-16384  16384      27       6       10752       0       1     540672        0
       tcp_bbr_map    128       0    4061      399390       0     126     519808        0
        256 Bucket   2048     217      17       24817       0       8     479232        0
         VM OBJECT    264    1603      77      169018       0      30     443520        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
            THREAD   1808     175      23       13880       0       8     357984        0
    ertt_txseginfo     40       1    8685     1419561       0     254     347440        0
         malloc-64     64    4540     185       28155       0     254     302400        0
         MAP ENTRY     96    2759     349      629477       0     126     298368        0
         sctp_asoc   2288      89      41        2934       0     254     297440        0
             VNODE    448     572      76       11451       0      30     290304        0
        malloc-256    256      46    1064        9851       0      62     284160        0
        malloc-256    256     161     904       23050       0      62     272640        0
         malloc-16     16   14403     347       21381       0     254     236000        0
        malloc-256    256     417     498       39673       0      62     234240        0
       malloc-2048   2048      99      15        6194       0       8     233472        0
            socket    960      42     194       17221       0     254     226560        0
            DEVCTL   1024       0     220         155       0       0     225280        0
           sctp_ep   1272      91      77        6186       0     254     213696        0
      malloc-65536  65536       1       2         221       0       1     196608        0
      malloc-65536  65536       1       2         137       0       1     196608        0
      malloc-32768  32768       0       6        1257       0       1     196608        0
         tcp_inpcb    496       6     378        7418       0     254     190464        0
         UMA Zones    768     242       2         242       0      16     187392        0
         malloc-32     32    5598     198        6590       0     254     185472        0
           VMSPACE   2544      60       9       11721       0       4     175536        0
        malloc-128    128    1209     155       47437       0     126     174592        0
        malloc-128    128    1130      48        5674       0     126     150784        0
       mbuf_packet    256      28     542       13573       0     254     145920        0
       FFS2 dinode    256     533      22       11410       0      62     142080        0
       S VFS Cache    104    1033     332       12020       0     126     141960        0
       malloc-1024   1024     133       3         150       0      16     139264        0
        malloc-128    128     120     965       11066       0     126     138880        0
              PROC   1336      86      13       11741       0       8     132264        0
             tcpcb   1080       4     115        7418       0     254     128520        0
        128 Bucket   1024      91      32        4432       0      16     125952        0
       malloc-2048   2048      54       4          93       0       8     118784        0
          ksiginfo    112      83     961        2229       0     126     116928        0
         filedesc0   1072      86      19       11835       0       8     112560        0
       malloc-4096   4096      21       6          31       0       2     110592        0
       malloc-1024   1024      90      14        2935       0      16     106496        0
        sctp_raddr    736      89      54        2936       0     254     105248        0
      malloc-32768  32768       1       2         131       0       1      98304        0
       malloc-2048   2048      15      31         733       0       8      94208        0
             g_bio    408       0     220       26674       0      30      89760        0
          UMA Kegs    384     227       6         227       0      30      89472        0
        malloc-384    384     210      20        9255       0      30      88320        0
      malloc-16384  16384       3       2           5       0       1      81920        0
       malloc-8192   8192       9       1         110       0       1      81920        0
       malloc-8192   8192       8       1          10       0       1      73728        0
         64 Bucket    512     108      36       10153       0      30      73728        0
        malloc-256    256     148     122       29118       0      62      69120        0
      malloc-65536  65536       1       0           1       0       1      65536        0
      malloc-65536  65536       0       1          10       0       1      65536        0
       malloc-4096   4096      14       2          38       0       2      65536        0
         32 Bucket    256      93     117       10114       0      62      53760        0
      malloc-16384  16384       1       2         161       0       1      49152        0
       malloc-8192   8192       4       2          32       0       1      49152        0
       malloc-2048   2048       2      22         575       0       8      49152        0
            pcpu-8      8    5158     986        7721       0     254      49152        0
        malloc-384    384     103      17         371       0      30      46080        0
       malloc-1024   1024      10      34        2168       0      16      45056        0
         malloc-64     64     517     176        1727       0     254      44352        0
            clpbuf   2624       0      16          27       0      16      41984        0
         malloc-64     64     105     525      179639       0     254      40320        0
             Files     80     293     207       43166       0     126      40000        0
       tcp_bbr_pcb    832       0      45        4621       0      16      37440        0
           DIRHASH   1024      34       2          34       0      16      36864        0
             NAMEI   1024       0      36       64454       0      16      36864        0
       malloc-4096   4096       8       1          10       0       2      36864        0
        malloc-128    128      61     218         323       0     126      35712        0
        malloc-256    256     121      14         819       0      62      34560        0
            da_ccb    544       0      63        6780       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
         malloc-64     64     129     375       12670       0     254      32256        0
      tcp_rack_pcb    832       0      36         437       0      16      29952        0
              pipe    744      23      17         628       0      16      29760        0
       malloc-4096   4096       3       4       11633       0       2      28672        0
       malloc-4096   4096       4       3           7       0       2      28672        0
         TURNSTILE    136     199      11         199       0      62      28560        0
         16 Bucket    144      62     134         605       0      62      28224        0
             KNOTE    160      28     147      197603       0      62      28000        0
        malloc-384    384      58      12          60       0      30      26880        0
        malloc-256    256      63      42         642       0      62      26880        0
       malloc-2048   2048       3       9          85       0       8      24576        0
               PWD     32      36     720       10820       0     254      24192        0
         malloc-64     64     254     124        5061       0     254      24192        0
            ttyinq    160     135      15         300       0      62      24000        0
          8 Bucket     80      47     253        3336       0     126      24000        0
     udplite_inpcb    496       0      48         969       0     254      23808        0
        malloc-128    128     128      58       11336       0     126      23808        0
           ttyoutq    256      72      18         160       0      62      23040        0
        malloc-128    128      71      84       11006       0     126      19840        0
        SLEEPQUEUE     88     199      25         199       0     126      19712        0
       Mountpoints   2752       2       5           2       0       4      19264        0
             unpcb    256      20      55        1907       0     254      19200        0
      malloc-16384  16384       1       0           1       0       1      16384        0
      malloc-16384  16384       1       0           1       0       1      16384        0
       malloc-2048   2048       2       6        1285       0       8      16384        0
       malloc-1024   1024       8       8          16       0      16      16384        0
        sctp_laddr     48      27     309        3024       0     254      16128        0
         malloc-64     64     150     102        3081       0     254      16128        0
         malloc-64     64     204      48        1074       0     254      16128        0
         malloc-32     32      88     416        4169       0     254      16128        0
         malloc-32     32     216     288        9236       0     254      16128        0
         malloc-32     32     108     396       23658       0     254      16128        0
      vtnet_tx_hdr     24       1     667     1892784       0     254      16032        0
             ripcb    496       5      27         342       0     254      15872        0
         udp_inpcb    496       6      26         341       0     254      15872        0
        malloc-128    128      92      32         847       0     126      15872        0
        sctp_chunk    152      82      22         183       0     254      15808        0
        malloc-384    384      22      18         362       0      30      15360        0
        malloc-256    256      25      35         687       0      62      15360        0
       malloc-2048   2048       3       3         194       0       8      12288        0
       malloc-1024   1024       8       4         196       0      16      12288        0
       malloc-1024   1024       7       5           7       0      16      12288        0
        malloc-512    512      12      12          29       0      30      12288        0
        malloc-512    512       0      24         137       0      30      12288        0
              ertt     72       4     164        7418       0     126      12096        0
          2 Bucket     32      59     319        1772       0     254      12096        0
              kenv    258      15      30        1046       0      30      11610        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-4096   4096       0       2           4       0       2       8192        0
       malloc-2048   2048       2       2           4       0       8       8192        0
       malloc-1024   1024       2       6          15       0      16       8192        0
       malloc-1024   1024       1       7           4       0      16       8192        0
        malloc-512    512       0      16          14       0      30       8192        0
        malloc-512    512       5      11         156       0      30       8192        0
        malloc-512    512       8       8           8       0      30       8192        0
           rtentry    176      31      15          35       0      62       8096        0
             tcptw     88       0      92           3       0     254       8096        0
              PGRP     88      35      57          53       0     126       8096        0
          rl_entry     40      76     126          76       0     254       8080        0
sctp_stream_msg_out    112       7      65         103       0     254       8064        0
      tcp_rack_map    112       0      72          90       0     126       8064        0
             udpcb     32       6     246        1310       0     254       8064        0
         malloc-64     64      58      68         489       0     254       8064        0
         malloc-32     32     135     117         335       0     254       8064        0
         malloc-32     32      65     187         983       0     254       8064        0
         malloc-32     32      54     198         509       0     254       8064        0
         malloc-32     32      17     235         113       0     254       8064        0
          4 Bucket     48       6     162         296       0     254       8064        0
         malloc-16     16       0     500          11       0     254       8000        0
         malloc-16     16      25     475        3622       0     254       8000        0
         malloc-16     16      57     443       11141       0     254       8000        0
         malloc-16     16     194     306       16645       0     254       8000        0
         malloc-16     16      39     461         316       0     254       8000        0
         malloc-16     16     290     210       25588       0     254       8000        0
         malloc-16     16       4     496        1463       0     254       8000        0
        sctp_readq    152       0      52          48       0     254       7904        0
               AIO    208       0      38          41       0      62       7904        0
            itimer    352       0      22          61       0      30       7744        0
             AIOCB    552       0      14          62       0      16       7728        0
     routing nhops    256      27       3          35       0      62       7680        0
       L VFS Cache    320       0      24           4       0      30       7680        0
        malloc-384    384       0      20          20       0      30       7680        0
        malloc-256    256      13      17         900       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-512    512       0       8          62       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           4       0     254       4032        0
              AIOP     32       4     122           4       0     254       4032        0
       UMA Slabs 1    176      11      11          11       0      62       3872        0
        malloc-384    384       2       8           2       0      30       3840        0
        malloc-384    384       1       9           1       0      30       3840        0
            AIOLIO    272       0      14           2       0      30       3808        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
   cdg_qdiffsample     16       0       0           0       0     254          0        0
   sctp_asconf_ack     48       0       0           0       0     254          0        0
       sctp_asconf     40       0       0           0       0     254          0        0
   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      63          0        0
           pf tags    104       0       0           0       0     126          0        0
          pf mtags     48       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
          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
               ipq     56       0       0           0       0     254          0        0
    IPsec SA lft_c     16       0       0           0       0     254          0        0
        TMPFS node    224       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
     LTS VFS Cache    360       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-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
           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 (111):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets Title
ci-freebsd-i386 2021/09/08 23:44 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.
ci-freebsd-i386 2021/09/08 13:53 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.
ci-freebsd-i386 2021/09/08 13:09 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.
ci-freebsd-i386 2021/09/08 12:32 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.
ci-freebsd-i386 2021/09/08 11:55 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.
ci-freebsd-i386 2021/09/08 11:55 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.
ci-freebsd-i386 2021/09/08 11:54 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.
ci-freebsd-i386 2021/09/08 11:51 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.
ci-freebsd-i386 2021/09/08 11:51 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.
ci-freebsd-i386 2021/09/08 11:48 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.
ci-freebsd-i386 2021/09/08 11:46 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.
ci-freebsd-i386 2021/09/08 11:43 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.
ci-freebsd-i386 2021/09/08 11:43 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.
ci-freebsd-i386 2021/09/08 11:42 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.
ci-freebsd-i386 2021/09/08 11:41 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.
ci-freebsd-i386 2021/09/08 11:40 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.
ci-freebsd-i386 2021/09/08 11:36 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.
ci-freebsd-i386 2021/09/08 11:36 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.
ci-freebsd-i386 2021/09/08 11:35 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.
ci-freebsd-i386 2021/09/08 11:29 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.
ci-freebsd-i386 2021/09/08 11:28 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.
ci-freebsd-i386 2021/09/08 11:25 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.
ci-freebsd-i386 2021/09/08 11:24 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.
ci-freebsd-i386 2021/09/08 11:23 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.
ci-freebsd-i386 2021/09/08 11:23 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.
ci-freebsd-i386 2021/09/08 11:19 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.
ci-freebsd-i386 2021/09/08 11:18 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.
ci-freebsd-i386 2021/09/08 11:16 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.
ci-freebsd-i386 2021/09/08 11:13 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.
ci-freebsd-i386 2021/09/08 11:10 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.
ci-freebsd-i386 2021/09/08 11:10 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.
ci-freebsd-i386 2021/09/08 11:09 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.
ci-freebsd-i386 2021/09/08 11:08 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.
ci-freebsd-i386 2021/09/08 11:07 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.
ci-freebsd-i386 2021/09/08 11:04 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.
ci-freebsd-i386 2021/09/08 11:03 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.
ci-freebsd-i386 2021/09/08 10:58 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.
ci-freebsd-i386 2021/09/08 10:57 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.
ci-freebsd-i386 2021/09/08 10:57 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.
ci-freebsd-i386 2021/09/08 10:51 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.
ci-freebsd-i386 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/i386/kernel/sys/netinet/sctp_pcb.
ci-freebsd-i386 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/i386/kernel/sys/netinet/sctp_pcb.
ci-freebsd-i386 2021/09/08 10:38 freebsd-src 4ccbbe5f0689 e2776ee4 console log report panic: __rw_wlock_hard: recursing but non-recursive rw sctp-info @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.
* Struck through repros no longer work on HEAD.