syzbot


Fatal trap 9: general protection fault in memcmp (2)

Status: closed as invalid on 2021/01/09 19:58
Reported-by: syzbot+d27f43cd380674de8336@syzkaller.appspotmail.com
First crash: 1257d, last: 1257d
Similar bugs (1)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
freebsd Fatal trap 9: general protection fault in memcmp 23 1798d 1821d 0/2 auto-closed as invalid on 2019/10/25 08:40

Sample crash report:
Fatal trap 9: general protection fault while in kernel mode
cpuid = 1; apic id = 01
instruction pointer	= 0x20:0xffffffff81716807
stack pointer	        = 0x28:0xffffffff82c6a9a0
frame pointer	        = 0x28:0xffffffff82c6a9a0
code segment		= base 0x0, limit 0xfffff, type 0x1b
			= DPL 0, pres 1, long 1, def32 0, gran 1
processor eflags	= interrupt enabled, resume, IOPL = 0
current process		= 0 (softirq_1)
trap number		= 9
panic: general protection fault
cpuid = 1
time = 394
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xffffffff82c6a670
vpanic() at vpanic+0x1c7/frame 0xffffffff82c6a6d0
panic() at panic+0x43/frame 0xffffffff82c6a730
trap_fatal() at trap_fatal+0x4cd/frame 0xffffffff82c6a7b0
trap() at trap+0xf7/frame 0xffffffff82c6a8d0
calltrap() at calltrap+0x8/frame 0xffffffff82c6a8d0
--- trap 0x9, rip = 0xffffffff81716807, rsp = 0xffffffff82c6a9a0, rbp = 0xffffffff82c6a9a0 ---
memcmp() at memcmp+0xf7/frame 0xffffffff82c6a9a0
cmp_priv() at cmp_priv+0x28/frame 0xffffffff82c6a9d0
unlink_nhop() at unlink_nhop+0x160/frame 0xffffffff82c6aa20
nhop_free() at nhop_free+0xdd/frame 0xffffffff82c6aa60
destroy_rtentry_epoch() at destroy_rtentry_epoch+0x79/frame 0xffffffff82c6aa90
epoch_call_task() at epoch_call_task+0x1cd/frame 0xffffffff82c6aae0
gtaskqueue_run_locked() at gtaskqueue_run_locked+0x1f0/frame 0xffffffff82c6ab70
gtaskqueue_thread_loop() at gtaskqueue_thread_loop+0xd4/frame 0xffffffff82c6abb0
fork_exit() at fork_exit+0xb3/frame 0xffffffff82c6abf0
fork_trampoline() at fork_trampoline+0xe/frame 0xffffffff82c6abf0
--- trap 0, rip = 0, rsp = 0, rbp = 0 ---
KDB: enter: panic
[ thread pid 0 tid 100009 ]
Stopped at      kdb_enter+0x67: movq    $0,0x147b2c6(%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         0xffffffff810ebdb0  vprintf+0x140
rdx                        0x1
rbx                          0
rsp         0xffffffff82c6a650
rbp         0xffffffff82c6a670
rsi                          0
rdi         0xffffffff810ebde6  vprintf+0x176
r8                           0
r9                  0xffffffff
r10                0x100000007
r11         0xfffffe0025743310
r12         0xffffffff820671a0  ddb_dbbe
r13                          0
r14         0xffffffff819702e7
r15         0xffffffff819702e7
rip         0xffffffff810e02b7  kdb_enter+0x67
rflags                    0x82
kdb_enter+0x67: movq    $0,0x147b2c6(%rip)
db> show proc
Process 0 (kernel) at 0xffffffff8250ee30:
 state: NORMAL
 uid: 0  gids: 0
 ABI: null
 reaper: 0xffffffff8250ee30 reapsubtree: 0
 sigparent: 0
 vmspace: 0xffffffff8250fa80
   (map 0xffffffff8250fa80)
   (map.pmap 0xffffffff8250fb40)
   (pmap 0xffffffff8250fba0)
 threads: 25
100000                   D       swapin  0xffffffff8250ee30  [swapper]
100005                   D       -       0xfffff800042aee00  [if_io_tqg_0]
100006                   D       -       0xfffff800042aed00  [if_io_tqg_1]
100007                   D       -       0xfffff800042aec00  [if_config_tqg_0]
100008                   D       -       0xfffff800042aeb00  [softirq_0]
100009                   Run     CPU 1                       [softirq_1]
100010                   D       -       0xfffff800042ae900  [inm_free taskq]
100013                   D       -       0xfffff800042ae600  [aiod_kick taskq]
100014                   D       -       0xfffff800042ae500  [thread taskq]
100015                   RunQ                                [in6m_free taskq]
100017                   D       -       0xfffff800042ae200  [kqueue_ctx taskq]
100024                   D       -       0xfffff800042ae100  [firmware taskq]
100029                   D       -       0xfffff800042f5400  [crypto_0]
100030                   D       -       0xfffff800042f5400  [crypto_1]
100044                   D       -       0xfffff800044c3000  [vtnet0 rxq 0]
100045                   D       -       0xfffff8000467de00  [vtnet0 txq 0]
100046                   D       -       0xfffff8000467dd00  [vtnet0 rxq 1]
100047                   D       -       0xfffff8000467dc00  [vtnet0 txq 1]
100049                   D       vtbslp  0xfffff80004686480  [virtio_balloon]
100053                   D       -       0xfffff8000467d000  [mca taskq]
100058                   D       -       0xffffffff81d18181  [deadlkres]
100063                   D       -       0xfffff80004987e00  [acpi_task_0]
100064                   D       -       0xfffff80004987e00  [acpi_task_1]
100065                   D       -       0xfffff80004987e00  [acpi_task_2]
100066                   D       -       0xfffff8000447dc00  [CAM taskq]
db> ps
  pid  ppid  pgrp   uid  state   wmesg   wchan               cmd
 4840  4839   985     0  R                                   arp
 4839   985   985     0  R                                   sh
 4834   806   806     0  R       (threaded)                  syz-executor.3
108850                   RunQ                                syz-executor.3
108900                   S       sbwait  0xfffff800730541c4  syz-executor.3
108902                   S       sbwait  0xfffff800730541c4  syz-executor.3
108903                   RunQ                                syz-executor.3
108904                   S       uwait   0xfffff8003f955880  syz-executor.3
108912                   S       uwait   0xfffff8003f92dc00  syz-executor.3
 4832  3813  3813     0  R       (threaded)                  syz-executor.2
108575                   RunQ                                syz-executor.2
108894                   S       sbwait  0xfffff8007330b924  syz-executor.2
108895                   S       sbwait  0xfffff8007330b924  syz-executor.2
108911                   S       uwait   0xfffff8003f8f8180  syz-executor.2
 4453     1  4453    65  Rs                                  dhclient
 3834     1  3834     0  Ss      select  0xfffff800049ec2c0  dhclient
 3831     1  3831     0  Ss      select  0xfffff8003f81d540  dhclient
 3813   762  3813     0  Rs                                  syz-executor.2
 3423     1  3423    65  Rs                                  dhclient
 2843     1  2843     0  Ss      select  0xfffff8003f8f8a40  dhclient
 2837     1  2837     0  Ss      select  0xfffff8003f8f8cc0  dhclient
 2225     1  2225    65  Rs                                  dhclient
 1600     1  1600     0  Ss      select  0xfffff8003f8f8f40  dhclient
 1597     1  1597     0  Ss      select  0xfffff8003f9550c0  dhclient
 1578     1  1578    65  Ss      piperd  0xfffff80004b54730  dhclient
  985     1   985     0  Ss      wait    0xfffff8003f556520  dhclient
  982     1   982     0  Ss      select  0xfffff8003f955140  dhclient
  806   762   806     0  Rs                                  syz-executor.3
  773   762   773     0  Ss      piperd  0xfffff80004aa52e8  syz-executor.1
  765   762   765     0  REs                                 syz-executor.0
  762   760   760     0  S       (threaded)                  syz-fuzzer
100107                   S       uwait   0xfffff80026fb0880  syz-fuzzer
100108                   S       uwait   0xfffff800049ec600  syz-fuzzer
100109                   S       kqread  0xfffff80026fd0e00  syz-fuzzer
100110                   S       uwait   0xfffff80004b77780  syz-fuzzer
100111                   S       uwait   0xfffff80004b77880  syz-fuzzer
100112                   S       uwait   0xfffff80004b77980  syz-fuzzer
100113                   S       uwait   0xfffff80004b77a80  syz-fuzzer
100115                   S       uwait   0xfffff80026fb0000  syz-fuzzer
100117                   S       uwait   0xfffff80026fb0200  syz-fuzzer
  760   758   760     0  Ss      pause   0xfffff80026f950a8  csh
  758   682   758     0  Ss      select  0xfffff80004b77e40  sshd
  742     1   742     0  Rs+                                 getty
  741     1   741     0  Ss+     ttyin   0xfffff800049910b0  getty
  740     1   740     0  Ss+     ttyin   0xfffff800049914b0  getty
  739     1   739     0  Ss+     ttyin   0xfffff800049918b0  getty
  738     1   738     0  Ss+     ttyin   0xfffff80004991cb0  getty
  737     1   737     0  Ss+     ttyin   0xfffff800049860b0  getty
  736     1   736     0  Ss+     ttyin   0xfffff800049864b0  getty
  735     1   735     0  Ss+     ttyin   0xfffff800049868b0  getty
  734     1   734     0  Ss+     ttyin   0xfffff80004986cb0  getty
  686     1   686     0  Ss      nanslp  0xffffffff8252ed01  cron
  682     1   682     0  Ss      select  0xfffff80004983b40  sshd
  495     1   495     0  Ss      select  0xfffff80004b77f40  syslogd
  424     1   424     0  Ss      select  0xfffff800049ec840  devd
  423     1   423    65  Ss      select  0xfffff800049ec1c0  dhclient
  338     1   338     0  Ss      select  0xfffff80004b77ec0  dhclient
  335     1   335     0  Ss      select  0xfffff80004b351c0  dhclient
   23     0     0     0  DL      syncer  0xffffffff8261c0b8  [syncer]
   22     0     0     0  DL      vlruwt  0xfffff800049ad520  [vnlru]
   21     0     0     0  RL      (threaded)                  [bufdaemon]
100070                   RunQ                                [bufdaemon]
100071                   D       -       0xffffffff8200ac80  [bufspacedaemon-0]
100086                   D       sdflush 0xfffff80004a4b4e8  [/ worker]
   20     0     0     0  DL      psleep  0xffffffff82642648  [vmdaemon]
   19     0     0     0  DL      (threaded)                  [pagedaemon]
100068                   D       psleep  0xffffffff82636ab8  [dom0]
100076                   D       launds  0xffffffff82636ac4  [laundry: dom0]
100077                   D       umarcl  0xffffffff814e85b0  [uma]
   18     0     0     0  RL                                  [rand_harvestq]
   17     0     0     0  RL                                  [sctp_iterator]
   16     0     0     0  RL                                  [pf purge]
   15     0     0     0  DL      -       0xffffffff8261a75c  [soaiod4]
    9     0     0     0  DL      -       0xffffffff8261a75c  [soaiod3]
    8     0     0     0  DL      -       0xffffffff8261a75c  [soaiod2]
    7     0     0     0  DL      -       0xffffffff8261a75c  [soaiod1]
    6     0     0     0  DL      (threaded)                  [cam]
100034                   D       -       0xffffffff8223b240  [doneq0]
100067                   D       -       0xffffffff8223b110  [scanner]
    5     0     0     0  DL      crypto_ 0xfffff8000417eb90  [crypto returns 1]
    4     0     0     0  DL      crypto_ 0xfffff8000417eb30  [crypto returns 0]
    3     0     0     0  DL      crypto_ 0xffffffff82633fb0  [crypto]
   14     0     0     0  DL      seqstat 0xfffff80004302888  [sequencer 00]
   13     0     0     0  DL      (threaded)                  [geom]
100025                   D       -       0xffffffff8250e8a0  [g_event]
100026                   D       -       0xffffffff8250e8a8  [g_up]
100027                   D       -       0xffffffff8250e8b0  [g_down]
    2     0     0     0  DL      (threaded)                  [KTLS]
100018                   D       -       0xfffff80004184d00  [thr_0]
100019                   D       -       0xfffff80004184d80  [thr_1]
   12     0     0     0  RL      (threaded)                  [intr]
100011                   I                                   [swi6: task queue]
100012                   I                                   [swi6: Giant taskq]
100016                   I                                   [swi5: fast taskq]
100020                   I                                   [swi1: netisr 0]
100021                   Run     CPU 0                       [swi4: clock (0)]
100022                   I                                   [swi4: clock (1)]
100023                   I                                   [swi3: vm]
100035                   I                                   [irq24: virtio_pci0]
100036                   I                                   [irq25: virtio_pci0]
100037                   I                                   [irq26: virtio_pci0]
100038                   I                                   [irq27: virtio_pci0]
100039                   I                                   [irq28: virtio_pci1]
100040                   I                                   [irq29: virtio_pci1]
100041                   I                                   [irq30: virtio_pci1]
100042                   I                                   [irq31: virtio_pci1]
100043                   I                                   [irq32: virtio_pci1]
100048                   I                                   [irq10: virtio_pci2]
100050                   I                                   [irq1: atkbd0]
100051                   I                                   [irq12: psm0]
100052                   I                                   [swi0: uart uart++]
100060                   I                                   [swi1: pf send]
100074                   I                                   [swi1: hpts]
100075                   I                                   [swi1: hpts]
   11     0     0     0  RL      (threaded)                  [idle]
100003                   CanRun                              [idle: cpu0]
100004                   CanRun                              [idle: cpu1]
    1     0     1     0  SLs     wait    0xfffff80004292520  [init]
   10     0     0     0  DL      audit_w 0xffffffff826344d0  [audit]
    0     0     0     0  RLs     (threaded)                  [kernel]
100000                   D       swapin  0xffffffff8250ee30  [swapper]
100005                   D       -       0xfffff800042aee00  [if_io_tqg_0]
100006                   D       -       0xfffff800042aed00  [if_io_tqg_1]
100007                   D       -       0xfffff800042aec00  [if_config_tqg_0]
100008                   D       -       0xfffff800042aeb00  [softirq_0]
100009                   Run     CPU 1                       [softirq_1]
100010                   D       -       0xfffff800042ae900  [inm_free taskq]
100013                   D       -       0xfffff800042ae600  [aiod_kick taskq]
100014                   D       -       0xfffff800042ae500  [thread taskq]
100015                   RunQ                                [in6m_free taskq]
100017                   D       -       0xfffff800042ae200  [kqueue_ctx taskq]
100024                   D       -       0xfffff800042ae100  [firmware taskq]
100029                   D       -       0xfffff800042f5400  [crypto_0]
100030                   D       -       0xfffff800042f5400  [crypto_1]
100044                   D       -       0xfffff800044c3000  [vtnet0 rxq 0]
100045                   D       -       0xfffff8000467de00  [vtnet0 txq 0]
100046                   D       -       0xfffff8000467dd00  [vtnet0 rxq 1]
100047                   D       -       0xfffff8000467dc00  [vtnet0 txq 1]
100049                   D       vtbslp  0xfffff80004686480  [virtio_balloon]
100053                   D       -       0xfffff8000467d000  [mca taskq]
100058                   D       -       0xffffffff81d18181  [deadlkres]
100063                   D       -       0xfffff80004987e00  [acpi_task_0]
100064                   D       -       0xfffff80004987e00  [acpi_task_1]
100065                   D       -       0xfffff80004987e00  [acpi_task_2]
100066                   D       -       0xfffff8000447dc00  [CAM taskq]
db> show all locks
Process 4840 (arp) thread 0xfffffe00257fa000 (108593)
shared sx vm map (user) (vm map (user)) r = 0 (0xfffffe00257a9440) locked @ /syzkaller/managers/main/kernel/sys/vm/vm_map.c:4940
Process 4453 (dhclient) thread 0xfffffe0025765700 (107895)
shared sx filedesc structure (filedesc structure) r = 0 (0xfffffe0025885108) locked @ /syzkaller/managers/main/kernel/sys/kern/sys_generic.c:1594
Process 3423 (dhclient) thread 0xfffffe00257c3100 (100297)
shared sx filedesc structure (filedesc structure) r = 0 (0xfffffe00257a1898) locked @ /syzkaller/managers/main/kernel/sys/kern/sys_generic.c:1594
Process 2225 (dhclient) thread 0xfffffe0025742e00 (100104)
shared sx filedesc structure (filedesc structure) r = 0 (0xfffffe0003deb028) locked @ /syzkaller/managers/main/kernel/sys/kern/sys_generic.c:1594
Process 765 (syz-executor.0) thread 0xfffffe0025744300 (100101)
exclusive sleep mutex if_afdata (if_afdata) r = 0 (0xfffff8003f875208) locked @ /syzkaller/managers/main/kernel/sys/net/if_llatbl.c:251
shared rw lltable_list_lock (lltable_list_lock) r = 0 (0xffffffff8261d490) locked @ /syzkaller/managers/main/kernel/sys/net/if_llatbl.c:556
Process 17 (sctp_iterator) thread 0xfffffe0019ffca00 (100061)
exclusive sleep mutex sctp-it (iterator) r = 0 (0xffffffff82d4f7d8) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctputil.c:1452
shared rw sctp-info (sctp-info) r = 0 (0xfffffe000493def8) locked @ /syzkaller/managers/main/kernel/sys/netinet/sctputil.c:1451
Process 0 (kernel) thread 0xfffffe00049a3800 (100009)
exclusive rw nhop_ctl (nhop_ctl) r = 0 (0xfffff800048cfdc0) locked @ /syzkaller/managers/main/kernel/sys/net/route/nhop.c:339
Process 0 (kernel) thread 0xfffffe00049e5e00 (100015)
exclusive sleep mutex if_addr_lock (if_addr_lock) r = 0 (0xfffff800048f51a8) locked @ /syzkaller/managers/main/kernel/sys/net/if.c:3629
exclusive sx in6_multi_sx (in6_multi_sx) r = 0 (0xffffffff82632488) locked @ /syzkaller/managers/main/kernel/sys/netinet6/in6_mcast.c:615
db> show malloc
              Type        InUse        MemUse     Requests
           pf_hash            5        11524K            5
            devbuf         4214         4339K         4242
          tcp_hpts            5         3201K            5
         sctp_stro           20         2595K          942
             vtbuf           24         1968K           46
         sysctloid        29217         1704K        29281
              kobj          336         1344K          496
            newblk            9         1026K        10892
          vfscache            3         1025K            3
               pcb          157          592K         8224
          inodedep           13          517K         5219
         ufs_quota            1          512K            1
          vfs_hash            1          512K            1
           callout            2          512K            2
              intr            4          472K            4
           subproc          145          283K         4923
            acpica         1674          184K        52510
         vnet_data            1          168K            1
           tidhash            3          141K            3
           pagedep            5          129K         3899
        tfo_ccache            1          128K            1
          filedesc           17          117K         7695
               sem            4          106K            4
            DEVFS1          105          105K          122
            linker          254           97K          300
               BPF           46           88K           62
               bus          979           79K         3034
          mtx_pool            2           72K            2
          syncache            1           68K            1
          acpitask            1           64K            1
       ddb_capture            1           64K            1
            module          507           64K          507
              umtx          360           45K          360
           kdtrace          197           38K        18513
              temp           35           33K         2922
         hostcache            1           32K            1
               shm            1           32K            9
            DEVFS3          124           31K          134
               msg            4           30K            4
        gtaskqueue           18           26K           18
            ifaddr           79           24K           84
              vmem            3           22K            5
            kbdmux            6           22K            6
        DEVFS_RULE           56           20K           56
         ufs_mount            5           17K            6
              proc            3           17K            3
               tty           16           16K           16
         sctp_atcl           42           16K         3293
           ithread           99           16K           99
           lltable           45           14K          128
       ether_multi          172           14K          233
            bus-sc           30           14K         1415
            KTRACE          100           13K          100
             ifnet            7           13K            7
              kenv           92           12K           92
      eventhandler          132           12K          132
              GEOM           60           10K          489
         in6_multi           78           10K          118
              rman           82           10K          423
         bmsafemap            3            9K         5366
            select           68            9K           68
              UART           12            9K           12
           devstat            4            9K            4
         sctp_timw           32            8K           32
               rpc            2            8K            2
             shmfd            1            8K           53
             selfd          128            8K        59527
       pfs_vncache            1            8K            1
         pfs_nodes           20            8K           20
     audit_evclass          233            8K          291
              cred           26            7K          380
            kqueue           65            7K         4863
           CAM DEV            3            6K          510
            plimit           24            6K          504
            sglist            5            6K            5
         CAM queue            5            6K         1528
         taskqueue           48            6K           48
       ufs_dirhash           24            5K           24
          pf_ifnet           11            5K           38
           session           35            5K           57
              pgrp           35            5K           62
            DEVFSP           69            5K          122
             lockf           38            5K          192
                vt           11            5K           11
               UMA          254            5K          254
           memdesc            1            4K            1
               MCA           32            4K           32
             evdev            4            4K            4
          routetbl           21            4K           38
          kcovinfo           55            4K          102
       inpcbpolicy          104            4K        12938
             hhook           13            4K           13
         proc-args           54            3K          722
          terminal           11            3K           11
           acpisem           22            3K           22
         sctp_atky           62            3K         4256
          sctp_ifa           19            3K           25
           uidinfo            3            3K           79
        local_apic            1            2K            1
           io_apic            1            2K            1
         ipsec-saq            2            2K            2
            ip6ndp           12            2K           25
            Unitno           28            2K           45
           CAM XPT           22            2K          543
            dirrem            6            2K         4526
          in_multi            6            2K           10
          indirdep            5            2K         3011
       ipsecpolicy            2            2K            2
           acpidev           20            2K           20
               msi            9            2K            9
             clone            9            2K            9
               tun            7            2K            7
           softdep            1            1K            1
            sahead            1            1K            1
          secasvar            1            1K            1
             nhops            6            1K            8
       vnodemarker            2            1K          188
      NFSD session            1            1K            1
        CAM periph            4            1K          271
             ipsec            3            1K            3
          freefile            6            1K         4520
               mld            6            1K            6
              igmp            6            1K            6
         toponodes            6            1K            6
            isadev            6            1K            6
             mount           16            1K           89
          pci_link           10            1K           10
         sctp_athm           42            1K         3316
          sctp_ifn            5            1K           25
          sctp_map           40            1K         1876
          freework            3            1K         5257
 encap_export_host           12            1K           12
          procdesc            5            1K           22
            crypto            3            1K            3
          freeblks            2            1K         4548
              pfil            4            1K            4
           CAM SIM            2            1K            2
              cdev            2            1K            2
            diradd            3            1K         4574
    chacha20random            1            1K            1
               osd            3            1K            9
         sctp_iter            1            1K           22
             mkdir            2            1K         7666
            vnodes            1            1K            7
              ktls            1            1K            1
      NFSD lckfile            1            1K            1
     NFSD V4client            1            1K            1
             DEVFS            9            1K           10
            feeder            7            1K            7
           pf_osfp            2            1K            2
        loginclass            3            1K            6
            prison            6            1K            6
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db> show uma
              Zone   Size    Used    Free    Requests  Sleeps  Bucket  Total Mem    XFree
      mbuf_cluster   2048    9743       1        9743       0     254   19955712        0
       mbuf_packet    256    8216    1399     1022612       0     254    2461440        0
           tcp_log    416       0    5607       25875       0     254    2332512        0
        RADIX NODE    144   15368     729      205712       0      62    2317968        0
          BUF TRIE    144     378   13090       12370       0      62    1939392        0
       malloc-4096   4096     399       5        5423       0       2    1654784        0
        malloc-384    384    4188      12        4461       0      30    1612800        0
        malloc-128    128    9595     108       14173       0     126    1241984        0
   mbuf_jumbo_page   4096       3     224         771       0     254     929792        0
              pbuf    832       0     953           0       0       2     792896        0
       UMA Slabs 0    112    6062      19        6062       0     126     681072        0
              mbuf    256     651    1824      612407       0     254     633600        0
       tcp_bbr_map    128       0    3286       16777       0     126     420608        0
      malloc-65536  65536       4       2         413       0       1     393216        0
         VM OBJECT    264    1315      80       76385       0      30     368280        0
        256 Bucket   2048     158      14       10028       0       8     352256        0
            socket    944     131     237       16693       0     254     347392        0
            THREAD   1792     152      28        8912       0       8     322560        0
             VNODE    488     562      78        5090       0      30     312320        0
         tcp_inpcb    488      91     405        7674       0     254     242048        0
       malloc-2048   2048      28      90       15735       0       8     241664        0
      malloc-32768  32768       0       7         869       0       1     229376        0
      malloc-32768  32768       0       7         347       0       1     229376        0
        malloc-256    256     282     588       16156       0      62     222720        0
            DEVCTL   1024       0     208         129       0       0     212992        0
         malloc-16     16   12229     271       12340       0     254     200000        0
         malloc-64     64    2994      93        7832       0     254     197568        0
      malloc-16384  16384       6       6        3844       0       1     196608        0
         MAP ENTRY     96    1639     377      268286       0     126     193536        0
             tcpcb   1048      91      85        7674       0     254     184448        0
         UMA Zones    768     226       3         226       0      16     175872        0
         malloc-32     32    4770     270        9705       0     254     161280        0
        malloc-128    128    1206      34       24504       0     126     158720        0
       FFS2 dinode    256     525      60        5051       0      62     149760        0
             g_bio    408       0     360       50494       0      30     146880        0
       S VFS Cache    104    1013     352        5838       0     126     141960        0
       malloc-1024   1024     118      14        1679       0      16     135168        0
      malloc-65536  65536       0       2           4       0       1     131072        0
      malloc-65536  65536       2       0           2       0       1     131072        0
      malloc-65536  65536       1       1           9       0       1     131072        0
           VMSPACE   2544      40      11        4819       0       4     129744        0
         sctp_asoc   2288      20      35         938       0     254     125840        0
        malloc-128    128     920      41        2123       0     126     123008        0
          ksiginfo    112      66     978        2261       0     126     116928        0
     udplite_inpcb    488       5     227        4660       0     254     113216        0
         FFS inode    160     525     175        5051       0      62     112000        0
        128 Bucket   1024      72      35        2790       0      16     109568        0
         vmem btag     56    1866      66        1866       0     254     108192        0
              PROC   1312      62      19        4840       0       8     106272        0
       malloc-4096   4096      22       3          33       0       2     102400        0
       malloc-8192   8192       7       5         124       0       1      98304        0
         filedesc0   1080      63      21        4841       0       8      90720        0
        malloc-128    128     590      61        4014       0     126      83328        0
      malloc-16384  16384       5       0         144       0       1      81920        0
          UMA Kegs    384     212       1         212       0      30      81792        0
           sctp_ep   1280      22      41        2328       0     254      80640        0
        malloc-256    256     178     137       16024       0      62      80640        0
        sctp_chunk    152      28     466        1681       0     254      75088        0
      malloc-65536  65536       1       0           1       0       1      65536        0
      malloc-65536  65536       1       0           1       0       1      65536        0
      malloc-32768  32768       2       0           2       0       1      65536        0
       malloc-4096   4096      13       2          25       0       2      61440        0
         64 Bucket    512      81      39       12034       0      30      61440        0
       malloc-4096   4096      13       1          15       0       2      57344        0
       malloc-1024   1024      20      36         936       0      16      57344        0
        sctp_raddr    736      20      57         998       0     254      56672        0
         malloc-64     64     745     137       10941       0     254      56448        0
        malloc-384    384      44      96        5255       0      30      53760        0
        malloc-256    256      65     145       10914       0      62      53760        0
            clpbuf    832       0      64        2024       0      16      53248        0
       tcp_bbr_pcb    832       0      63        3114       0      16      52416        0
         32 Bucket    256      58     137        1915       0      62      49920        0
       malloc-2048   2048       7      17         572       0       8      49152        0
         malloc-64     64     660      33         969       0     254      44352        0
             Files     80     231     319       32144       0     126      44000        0
        malloc-384    384      43      67        3294       0      30      42240        0
        malloc-256    256      36     129        2204       0      62      42240        0
        malloc-256    256      32     133       10182       0      62      42240        0
       malloc-8192   8192       5       0           5       0       1      40960        0
              pipe    744      23      32        1023       0      16      40920        0
        malloc-384    384      83      17         198       0      30      38400        0
           DIRHASH   1024      34       2          34       0      16      36864        0
             NAMEI   1024       0      36       34147       0      16      36864        0
            pcpu-8      8    4287     321        4486       0     254      36864        0
      malloc-32768  32768       1       0           1       0       1      32768        0
      malloc-16384  16384       0       2           2       0       1      32768        0
      malloc-16384  16384       2       0           2       0       1      32768        0
           pcpu-64     64     451      61         451       0     254      32768        0
        malloc-128    128      16     232       12364       0     126      31744        0
       malloc-4096   4096       5       2         457       0       2      28672        0
             KNOTE    160      26     149       82938       0      62      28000        0
            ttyinq    160     135      40         300       0      62      28000        0
          8 Bucket     80      64     286       24150       0     126      28000        0
        malloc-384    384      32      38         115       0      30      26880        0
        malloc-256    256      86      19         662       0      62      26880        0
         TURNSTILE    136     181       8         181       0      62      25704        0
       malloc-8192   8192       2       1           4       0       1      24576        0
       malloc-1024   1024      16       8         103       0      16      24576        0
               PWD     32      19     737        3917       0     254      24192        0
           ttyoutq    256      72      18         160       0      62      23040        0
       malloc-2048   2048       6       4          22       0       8      20480        0
       malloc-1024   1024      16       4          16       0      16      20480        0
         16 Bucket    144      60      80       15456       0      62      20160        0
        malloc-128    128     108      47        3957       0     126      19840        0
       Mountpoints   2752       2       5           2       0       4      19264        0
        SLEEPQUEUE     88     181      11         181       0     126      16896        0
      malloc-16384  16384       1       0           1       0       1      16384        0
       malloc-8192   8192       0       2           3       0       1      16384        0
       malloc-8192   8192       2       0           2       0       1      16384        0
       malloc-8192   8192       2       0           2       0       1      16384        0
       malloc-8192   8192       2       0           2       0       1      16384        0
       malloc-2048   2048       2       6         264       0       8      16384        0
       malloc-2048   2048       6       2           6       0       8      16384        0
       malloc-1024   1024       4      12         180       0      16      16384        0
         malloc-64     64     137     115         215       0     254      16128        0
         malloc-64     64     135     117       59572       0     254      16128        0
         malloc-32     32     145     359       14123       0     254      16128        0
         malloc-32     32     303     201        6329       0     254      16128        0
          4 Bucket     48       8     328       10039       0     254      16128        0
      vtnet_tx_hdr     24       0     668      560003       0     254      16032        0
        malloc-128    128      89      35         243       0     126      15872        0
        malloc-256    256       3      57        1782       0      62      15360        0
       malloc-2048   2048       3       3           6       0       8      12288        0
       malloc-1024   1024       7       5           7       0      16      12288        0
        malloc-512    512       5      19         672       0      30      12288        0
        malloc-512    512      10      14          15       0      30      12288        0
           rtentry    176      30      39          48       0      62      12144        0
        sctp_laddr     48       7     245        2431       0     254      12096        0
             udpcb     32       8     370        5023       0     254      12096        0
         malloc-32     32     200     178        1639       0     254      12096        0
          2 Bucket     32      73     305       20237       0     254      12096        0
         malloc-16     16     513     237        1950       0     254      12000        0
        malloc-128    128      19      74         371       0     126      11904        0
             ripcb    488       5      19         241       0     254      11712        0
         udp_inpcb    488       3      21         363       0     254      11712        0
     routing nhops    256      27      18          48       0      62      11520        0
             unpcb    256      20      25        1376       0     254      11520        0
       malloc-4096   4096       0       2        4012       0       2       8192        0
       malloc-4096   4096       2       0           2       0       2       8192        0
       malloc-2048   2048       0       4         264       0       8       8192        0
       malloc-1024   1024       5       3           5       0      16       8192        0
        malloc-512    512       0      16          12       0      30       8192        0
        malloc-512    512       9       7          51       0      30       8192        0
        malloc-512    512       3      13         189       0      30       8192        0
           pf tags    104       0      78           6       0     126       8112        0
          rl_entry     40      94     108          96       0     254       8080        0
sctp_stream_msg_out    112      10      62          70       0     254       8064        0
          syncache    168       0      48           5       0     254       8064        0
         malloc-64     64      27      99       17691       0     254       8064        0
         malloc-64     64       3     123          20       0     254       8064        0
         malloc-64     64       6     120          40       0     254       8064        0
         malloc-32     32      13     239          36       0     254       8064        0
         malloc-32     32      46     206         123       0     254       8064        0
         malloc-32     32      11     241         312       0     254       8064        0
         malloc-32     32      17     235          45       0     254       8064        0
         malloc-16     16       3     497       11168       0     254       8000        0
         malloc-16     16       5     495           5       0     254       8000        0
         malloc-16     16      10     490          49       0     254       8000        0
         malloc-16     16      71     429       25602       0     254       8000        0
         malloc-16     16       8     492         120       0     254       8000        0
         malloc-16     16      45     455        3318       0     254       8000        0
        sctp_readq    152       0      52          23       0     254       7904        0
              kenv    258       3      27        1017       0      30       7740        0
        malloc-384    384      12       8          13       0      30       7680        0
        malloc-256    256      16      14         295       0      62       7680        0
     FPU_save_area    832       1       8           1       0      16       7488        0
            cpuset    104       7      55           7       0     126       6448        0
 epoch_record pcpu    256       4      12           4       0      62       4096        0
       malloc-4096   4096       0       1           2       0       2       4096        0
       malloc-2048   2048       2       0           2       0       8       4096        0
        malloc-512    512       2       6           2       0      30       4096        0
           pcpu-16     16       7     249           7       0     254       4096        0
   sctp_asconf_ack     48       0      84           1       0     254       4032        0
         hostcache     96       1      41           1       0     254       4032        0
               ipq     56       0      72           1       0     254       4032        0
       UMA Slabs 1    176       8      14           8       0      62       3872        0
        malloc-384    384       1       9           1       0      30       3840        0
        KMAP ENTRY     96      12      27          12       0       0       3744        0
              vmem   1856       1       1           1       0       8       3712        0
           SMR CPU     32       2      29           2       0     254        992        0
        SMR SHARED     24       2      29           2       0     254        744        0
       FFS1 dinode    128       0       0           0       0     126          0        0
             swblk    136       0       0           0       0      62          0        0
          swpctrie    144       0       0           0       0      62          0        0
       sctp_asconf     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    296       0       0           0       0     254          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
             tcptw     88       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    744       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
        TMPFS node    224       0       0           0       0      62          0        0
           NCLNODE    592       0       0           0       0      16          0        0
     LTS VFS Cache    360       0       0           0       0      30          0        0
       L VFS Cache    320       0       0           0       0      30          0        0
     STS VFS Cache    144       0       0           0       0      62          0        0
    crypto_session     72       0       0           0       0     126          0        0
           cryptop    280       0       0           0       0      30          0        0
   IOMMU_MAP_ENTRY    120       0       0           0       0     126          0        0
      ktls_session    192       0       0           0       0      62          0        0
    mbuf_jumbo_16k  16384       0       0           0       0     254          0        0
     mbuf_jumbo_9k   9216       0       0           0       0     254          0        0
      audit_record   1280       0       0           0       0       8          0        0
         domainset     40       0       0           0       0     254          0        0
        MAC labels     40       0       0           0       0     254          0        0
            vnpbuf    832       0       0           0       0      62          0        0
            mdpbuf    832       0       0           0       0       4          0        0
           nfspbuf    832       0       0           0       0      16          0        0
            swwbuf    832       0       0           0       0       8          0        0
            swrbuf    832       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-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-1024   1024       0       0           0       0      16          0        0
        malloc-512    512       0       0           0       0      30          0        0
        malloc-512    512       0       0           0       0      30          0        0
        malloc-384    384       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 (1):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2020/11/13 19:43 freebsd 8af72456828d 4a7fa9b4 console log report ci-freebsd-main
* Struck through repros no longer work on HEAD.