syzbot


panic: ASan: Invalid access, 4-byte read at ADDR, RedZonePartial(1)

Status: closed as dup on 2021/07/10 00:22
Reported-by: syzbot+06a4bae0069fc4cfcacc@syzkaller.appspotmail.com
First crash: 994d, last: 990d
Duplicate of
Title Repro Cause bisect Fix bisect Count Last Reported
panic: ASan: Invalid access, 4-byte read in sctp_sosend C 518 963d 992d

Sample crash report:
panic: ASan: Invalid access, 4-byte read at 0xfffffe0096015a70, RedZonePartial(1)
cpuid = 0
time = 1626006785
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0xc7/frame 0xfffffe00577dc050
kdb_backtrace() at kdb_backtrace+0xd3/frame 0xfffffe00577dc1b0
vpanic() at vpanic+0x2c5/frame 0xfffffe00577dc290
panic() at panic+0xb5/frame 0xfffffe00577dc350
sendmsg$inet_sctp(r4, &(0x7f00000003c0)={&(0x7f00000000c0)=@in6={0x1c, 0x1c, 0x3, 0x0, @loopback}, 0x1c, &(0x7f0000000200)=[{&(0x7f0000000100)="c6", 0x1}], 0x1, &(0x7f00000009c0)=ANY=[@ANYBLOB="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"], 0x1c}, 0x0)
sendmsg$inet_sctp(r4, &(0x7f00000003c0)={&(0x7f00000006c0)=@in6={0x1c, 0x1c, 0x3, 0x0, @loopback}, 0x11, &(0x7f0000000200), 0x1, &(0x7f0000000300)=[@dstaddrv6={0x1c, 0x84, 0xa, @loopback}], 0x1c}, 0x9)
getsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x15, &(0x7f0000000040)={r1, 0x40}, &(0x7f0000000080)=0x8)

__asan_load4_noabort() at __asan_load4_noabort+0x20f/frame 0xfffffe00577dc410
sctp_sosend() at sctp_sosend+0x7c9/frame 0xfffffe00577dc6a0
sosend() at sosend+0x11e/frame 0xfffffe00577dc710
kern_sendit() at kern_sendit+0x58d/frame 0xfffffe00577dc880
sendit() at sendit+0x2b0/frame 0xfffffe00577dc8d0
sys_sendmsg() at sys_sendmsg+0x17d/frame 0xfffffe00577dc9f0
amd64_syscall() at amd64_syscall+0x425/frame 0xfffffe00577dcbf0
fast_syscall_common() at fast_syscall_common+0xf8/frame 0xfffffe00577dcbf0
--- syscall (198, FreeBSD ELF64, nosys), rip = 0x287eda, rsp = 0x7fffdfffdf08, rbp = 0x7fffdfffdf70 ---
KDB: enter: panic
[ thread pid 1952 tid 101414 ]
Stopped at      kdb_enter+0x6b: movq    $0,0x28f9c3a(%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         0x22932298105a46b7
rdx                    0x40001
rbx                          0
rsp         0xfffffe00577dc190
rbp         0xfffffe00577dc1b0
rsi                          0
rdi         0xfffffe009e9ba5e8
r8                         0x3
r9          0xfffffe00577dbce8
r10                          0
r11         0xfffffe00a7106fd0
r12         0xfffffe00a7106ac0
r13         0xfffffe00577dc201
r14         0xffffffff82c427e0  .str.18
r15         0xffffffff82c427e0  .str.18
rip         0xffffffff8178edfb  kdb_enter+0x6b
rflags                    0x46
kdb_enter+0x6b: movq    $0,0x28f9c3a(%rip)
db> show proc
Process 1952 (syz-executor.1) at 0xfffffe00a2d8e000:
 state: NORMAL
 uid: 0  gids: 0, 0, 5
 parent: pid 786 at 0xfffffe0096081538
 ABI: FreeBSD ELF64
 flag: 0x10000080  flag2: 0
 arguments: /root/syz-executor.1
 reaper: 0xfffffe0053d51538 reapsubtree: 1
 sigparent: 20
 vmspace: 0xfffffe00a70cc3e0
   (map 0xfffffe00a70cc3e0)
   (map.pmap 0xfffffe00a70cc4a0)
   (pmap 0xfffffe00a70cc500)
 threads: 2
101314                   RunQ                                syz-executor.1
101414                   Run     CPU 0                       syz-executor.1
db> ps
  pid  ppid  pgrp   uid  state   wmesg   wchan               cmd
 1952   786   786     0  R       (threaded)                  syz-executor.1
101314                   RunQ                                syz-executor.1
101414                   Run     CPU 0                       syz-executor.1
 1943   804   804     0  S       (threaded)                  syz-executor.3
101352                   S       nanslp  0xffffffff84055900  syz-executor.3
101402                   S       select  0xfffffe00a2c2c2c0  syz-executor.3
 1705  1699  1705     0  Ss      select  0xfffffe00a2c2c840  dhclient
 1702     1  1702     0  Ss      select  0xfffffe009e3e03c0  dhclient
 1699  1692   436    65  S       select  0xfffffe00a2c2c640  dhclient
 1692   436   436     0  S       wait    0xfffffe009e413538  sh
 1680     1  1680    65  Ss      select  0xfffffe00a2cfeb40  dhclient
 1679     1   804     0  S       uwait   0xfffffe00a2c6f480  syz-executor.3
 1678     1   804     0  S       uwait   0xfffffe00a2c6f800  syz-executor.3
 1469     1   804     0  S       uwait   0xfffffe00a2c6f900  syz-executor.3
 1468     1   804     0  S       uwait   0xfffffe00a2c12c00  syz-executor.3
 1460     0     0     0  DL      aiordy  0xfffffe00a2c9ea70  [aiod4]
 1459     0     0     0  DL      aiordy  0xfffffe0096110538  [aiod3]
 1458     0     0     0  DL      aiordy  0xfffffe00a2cea538  [aiod2]
 1457     0     0     0  DL      aiordy  0xfffffe00a2ceaa70  [aiod1]
  821     1   821     0  Ss      select  0xfffffe009e3e5740  dhclient
  817     1   817     0  Ss      select  0xfffffe00a2c12b40  dhclient
  804   780   804     0  Rs                                  syz-executor.3
  791   780   791     0  Rs                                  syz-executor.2
  786   780   786     0  Ss      nanslp  0xffffffff84055900  syz-executor.1
  785   780   785     0  Ss      piperd  0xfffffe009609c2e8  syz-executor.0
  780   778   778     0  S       (threaded)                  syz-fuzzer
100100                   S       uwait   0xfffffe00573da100  syz-fuzzer
100118                   S       uwait   0xfffffe009e3e0a00  syz-fuzzer
100119                   S       uwait   0xfffffe009e4a1680  syz-fuzzer
100120                   S       uwait   0xfffffe009e4a1780  syz-fuzzer
100121                   S       uwait   0xfffffe005834a080  syz-fuzzer
100122                   S       uwait   0xfffffe009e4a1880  syz-fuzzer
100123                   S       kqread  0xfffffe009612c000  syz-fuzzer
100124                   S       uwait   0xfffffe009e4a1a80  syz-fuzzer
100126                   S       uwait   0xfffffe009e4a1b80  syz-fuzzer
  778   776   778     0  Ss      pause   0xfffffe009bf120b0  csh
  776   694   776     0  Ss      select  0xfffffe009e4a1e40  sshd
  763     1   763     0  Ss+     ttyin   0xfffffe0056fe0cb0  getty
  762     1   762     0  Ss+     ttyin   0xfffffe00583e90b0  getty
  761     1   761     0  Ss+     ttyin   0xfffffe00583e94b0  getty
  760     1   760     0  Ss+     ttyin   0xfffffe00583e98b0  getty
  759     1   759     0  Ss+     ttyin   0xfffffe00583e9cb0  getty
  758     1   758     0  Ss+     ttyin   0xfffffe00583910b0  getty
  757     1   757     0  Ss+     ttyin   0xfffffe00583914b0  getty
  756     1   756     0  Ss+     ttyin   0xfffffe00583918b0  getty
  755     1   755     0  Ss+     ttyin   0xfffffe0058391cb0  getty
  698     1   698     0  Ss      nanslp  0xffffffff84055900  cron
  694     1   694     0  Ss      select  0xfffffe009e3e0040  sshd
  507     1   507     0  Ss      select  0xfffffe009e3e5ec0  syslogd
  436     1   436     0  Ss      wait    0xfffffe009bf3a000  devd
  435     1   435    65  Ss      select  0xfffffe009e3e5e40  dhclient
  350     1   350     0  Ss      select  0xfffffe009e3e0640  dhclient
  347     1   347     0  Ss      select  0xfffffe009e3e5f40  dhclient
   23     0     0     0  DL      syncer  0xffffffff8417ba40  [syncer]
   22     0     0     0  DL      vlruwt  0xfffffe0058777a70  [vnlru]
   21     0     0     0  DL      (threaded)                  [bufdaemon]
100083                   D       qsleep  0xffffffff84179940  [bufdaemon]
100086                   D       -       0xffffffff83411f80  [bufspacedaemon-0]
100097                   D       sdflush 0xfffffe0096137ce8  [/ worker]
   20     0     0     0  DL      psleep  0xffffffff841b1c80  [vmdaemon]
   19     0     0     0  DL      (threaded)                  [pagedaemon]
100081                   D       psleep  0xffffffff841a57b8  [dom0]
100087                   D       launds  0xffffffff841a57c4  [laundry: dom0]
100088                   D       umarcl  0xffffffff81e7e640  [uma]
   18     0     0     0  RL      CPU 1                       [rand_harvestq]
   17     0     0     0  DL      waiting 0xffffffff848f1460  [sctp_iterator]
   16     0     0     0  DL      pftm    0xffffffff84c40d30  [pf purge]
   15     0     0     0  DL      -       0xffffffff84174dc0  [soaiod4]
    9     0     0     0  DL      -       0xffffffff84174dc0  [soaiod3]
    8     0     0     0  DL      -       0xffffffff84174dc0  [soaiod2]
    7     0     0     0  DL      -       0xffffffff84174dc0  [soaiod1]
    6     0     0     0  DL      (threaded)                  [cam]
100046                   D       -       0xffffffff83c92240  [doneq0]
100047                   D       -       0xffffffff83c921c0  [async]
100080                   D       -       0xffffffff83c92040  [scanner]
   14     0     0     0  DL      seqstat 0xfffffe0056aadc88  [sequencer 00]
    5     0     0     0  DL      crypto_ 0xfffffe00541abd80  [crypto returns 1]
    4     0     0     0  DL      crypto_ 0xfffffe00541abd30  [crypto returns 0]
    3     0     0     0  DL      crypto_ 0xffffffff8419f860  [crypto]
   13     0     0     0  DL      (threaded)                  [geom]
100037                   D       -       0xffffffff84028ec0  [g_event]
100038                   D       -       0xffffffff84028f00  [g_up]
100039                   D       -       0xffffffff84028f40  [g_down]
    2     0     0     0  DL      (threaded)                  [KTLS]
100028                   D       -       0xfffffe0053e16e00  [thr_0]
100029                   D       -       0xfffffe0053e16e80  [thr_1]
   12     0     0     0  WL      (threaded)                  [intr]
100010                   I                                   [swi6: task queue]
100011                   I                                   [swi6: Giant taskq]
100014                   I                                   [swi5: fast taskq]
100030                   I                                   [swi1: netisr 0]
100031                   I                                   [swi3: vm]
100032                   I                                   [swi4: clock (0)]
100033                   I                                   [swi4: clock (1)]
100034                   I                                   [swi1: hpts]
100035                   I                                   [swi1: hpts]
100048                   I                                   [irq24: virtio_pci0]
100049                   I                                   [irq25: virtio_pci0]
100050                   I                                   [irq26: virtio_pci0]
100051                   I                                   [irq27: virtio_pci0]
100052                   I                                   [irq28: virtio_pci1]
100053                   I                                   [irq29: virtio_pci1]
100054                   I                                   [irq30: virtio_pci1]
100055                   I                                   [irq31: virtio_pci1]
100056                   I                                   [irq32: virtio_pci1]
100061                   I                                   [irq10: virtio_pci2]
100063                   I                                   [irq1: atkbd0]
100064                   I                                   [irq12: psm0]
100065                   I                                   [swi0: uart uart++]
100073                   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    0xfffffe0053d51538  [init]
   10     0     0     0  DL      audit_w 0xffffffff841a0800  [audit]
    0     0     0     0  DLs     (threaded)                  [kernel]
100000                   D       swapin  0xffffffff84029dc0  [swapper]
100005                   D       -       0xfffffe0053c0d800  [softirq_0]
100006                   D       -       0xfffffe0053c0d600  [softirq_1]
100007                   D       -       0xfffffe0053c0d400  [if_io_tqg_0]
100008                   D       -       0xfffffe0053c0d200  [if_io_tqg_1]
100009                   D       -       0xfffffe0053c0d000  [if_config_tqg_0]
100012                   D       -       0xfffffe000791c500  [thread taskq]
100013                   D       -       0xfffffe000791c400  [inm_free taskq]
100015                   D       -       0xfffffe000791c200  [kqueue_ctx taskq]
100016                   D       -       0xfffffe000791c100  [linuxkpi_irq_wq]
100017                   D       -       0xfffffe000791c000  [aiod_kick taskq]
100018                   D       -       0xfffffe0053df6e00  [in6m_free taskq]
100019                   D       -       0xfffffe0053df6d00  [pci_hp taskq]
100020                   D       -       0xfffffe0053df6c00  [linuxkpi_short_wq_0]
100021                   D       -       0xfffffe0053df6c00  [linuxkpi_short_wq_1]
100022                   D       -       0xfffffe0053df6c00  [linuxkpi_short_wq_2]
100023                   D       -       0xfffffe0053df6c00  [linuxkpi_short_wq_3]
100024                   D       -       0xfffffe0053df6b00  [linuxkpi_long_wq_0]
100025                   D       -       0xfffffe0053df6b00  [linuxkpi_long_wq_1]
100026                   D       -       0xfffffe0053df6b00  [linuxkpi_long_wq_2]
100027                   D       -       0xfffffe0053df6b00  [linuxkpi_long_wq_3]
100036                   D       -       0xfffffe0053df6a00  [firmware taskq]
100040                   D       -       0xfffffe0053df6900  [crypto_0]
100041                   D       -       0xfffffe0053df6900  [crypto_1]
100057                   D       -       0xfffffe0053df6700  [vtnet0 rxq 0]
100058                   D       -       0xfffffe0053df6600  [vtnet0 txq 0]
100059                   D       -       0xfffffe0053df6500  [vtnet0 rxq 1]
100060                   D       -       0xfffffe0053df6400  [vtnet0 txq 1]
100062                   D       vtbslp  0xfffffe0056fc0380  [virtio_balloon]
100066                   D       -       0xfffffe0053df6300  [mca taskq]
100071                   D       -       0xffffffff82c49761  [deadlkres]
100076                   D       -       0xfffffe0058390e00  [acpi_task_0]
100077                   D       -       0xfffffe0058390e00  [acpi_task_1]
100078                   D       -       0xfffffe0058390e00  [acpi_task_2]
100079                   D       -       0xfffffe0053df6800  [CAM taskq]
db> show all locks
db> show malloc
              Type        InUse        MemUse     Requests
           pf_hash            5        11524K            5
            devbuf         4216         4338K         4244
          tcp_hpts            6         3201K            6
         sysctloid        34320         2027K        34387
             vtbuf           24         1968K           46
              kobj          326         1304K          486
            newblk           14         1028K         1725
          vfscache            3         1025K            3
          inodedep          233          599K         1194
               pcb           48          562K         2885
         ufs_quota            1          512K            1
          vfs_hash            1          512K            1
           callout            2          512K            2
              intr            4          472K            4
           subproc          140          285K         2029
            acpica         1674          184K        54806
          filedesc           22          169K         2229
         vnet_data            1          168K            1
              vmem            3          146K            4
           tidhash            3          141K            3
            linker          357          140K          397
           pagedep           17          132K         1115
        tfo_ccache            1          128K            1
            DEVFS1          107          107K          124
               sem            4          106K            4
               bus          986           80K         3469
          mtx_pool            2           72K            2
          syncache            1           68K            1
          acpitask            1           64K            1
       ddb_capture            1           64K            1
            module          510           64K          510
            dirrem          213           54K         1123
               BPF           30           53K           32
              umtx          352           44K          352
           kdtrace          216           42K         3368
              temp           35           33K         2035
         hostcache            1           32K            1
               shm            1           32K           17
            DEVFS3          126           32K          136
               msg            4           30K            4
          freefile          215           27K         1119
        gtaskqueue           18           26K           18
            kbdmux            6           22K            6
        DEVFS_RULE           56           20K           56
            ifaddr           68           20K           70
         ufs_mount            5           17K            6
              proc            3           17K            3
          routetbl          128           16K          419
               tty           16           16K           16
           ithread           99           16K           99
           lltable           45           14K           51
            bus-sc           33           14K         1684
            KTRACE          100           13K          100
             ifnet            7           13K            7
       ether_multi          152           13K          162
              kenv           95           12K           95
      eventhandler          133           12K          133
         CAM queue            5           11K         1528
              rman           84           10K          425
              GEOM           60           10K          489
         in6_multi           65            9K           65
         sctp_timw           34            9K           34
         bmsafemap            3            9K         1167
              UART           12            9K           12
           devstat            4            9K            4
              ksem            1            8K            1
         sctp_stro            8            8K          540
               rpc            2            8K            2
             shmfd            1            8K            1
       pfs_vncache            1            8K            1
         sctp_atcl           20            8K         2127
         pfs_nodes           20            8K           20
     audit_evclass          236            8K          294
            kqueue           66            7K         1977
         taskqueue           60            7K           60
            sglist            5            7K            5
           CAM DEV            3            6K          510
              cred           24            6K          241
            plimit           22            6K          396
            DEVFSP           76            5K           88
       ufs_dirhash           24            5K           24
               UMA          270            5K          270
          pf_ifnet           10            5K           19
                vt           11            5K           11
           memdesc            1            4K            1
               MCA           32            4K           32
             evdev            4            4K            4
          kcovinfo           64            4K           68
           pwddesc           64            4K         1953
           acpisem           28            4K           28
           session           28            4K           40
             hhook           15            4K           17
       fpukern_ctx            3            3K            3
          terminal           11            3K           11
             lockf           24            3K           40
         proc-args           47            3K          591
             selfd           38            3K        46659
           uidinfo            3            3K           15
        local_apic            1            2K            1
           io_apic            1            2K            1
         ipsec-saq            2            2K            2
            ip6ndp           12            2K           13
            select           14            2K           55
          sctp_ifa           13            2K           14
            diradd           13            2K         1159
            Unitno           27            2K           47
           CAM XPT           22            2K          543
          in_multi            6            2K            8
       ipsecpolicy            2            2K            2
           acpidev           20            2K           20
         sctp_atky           28            2K         2872
               msi            9            2K            9
             clone            9            2K            9
               tun            7            2K            7
          freework            5            2K         1105
           softdep            1            1K            1
             mkdir            8            1K         2200
          freeblks            4            1K         1104
            sahead            1            1K            1
          secasvar            1            1K            1
             nhops            6            1K            8
       vnodemarker            2            1K           34
      NFSD session            1            1K            1
        CAM periph            4            1K          271
          sctp_ifn            6            1K           14
             ipsec            3            1K            3
         newdirblk            6            1K         1100
               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
            crypto            4            1K            4
 encap_export_host           12            1K           12
         sctp_stri            1            1K          394
              pfil            4            1K            4
              cdev            2            1K            2
       inpcbpolicy           13            1K          321
               osd            8            1K           58
    chacha20random            1            1K            1
          procdesc            3            1K           10
         sctp_athm           20            1K         2324
          sctp_map           16            1K         1080
      NFSD lckfile            1            1K            1
     NFSD V4client            1            1K            1
             DEVFS            9            1K           10
            vnodes            1            1K            1
           CAM SIM            2            1K            2
              ktls            1            1K            1
            feeder            7            1K            7
           tcpfunc            3            1K            3
        loginclass            3            1K            6
            prison            6            1K            6
       lkpikmalloc            5            1K            6
        aesni_data            2            1K            2
            soname            5            1K         5032
            apmdev            1            1K            1
          atkbddev            2            1K            2
     CAM dev queue            2            1K            2
             xform            2            1K           44
 CAM I/O Scheduler            1            1K            1
          CAM path            4            1K         1034
          pmchooks            1            1K            1
          nexusdev            7            1K            7
          sctp_vrf            1            1K            1
              vnet            1            1K            1
           entropy            2            1K           40
          acpiintr            1            1K            1
               pmc            1            1K            1
          filecaps            3            1K           85
              cpus            2            1K            2
    vnet_data_free            1            1K            1
           Per-cpu            1            1K            1
               iov            1            1K        15093
          p1003.1b            1            1K            1
          chd data            0            0K            0
          pf_table            0            0K            0
           pf_rule            0            0K            0
           pf_altq            0            0K            0
           pf_osfp            0            0K            0
           pf_temp            0            0K            0
            mqdata            0            0K            0
        dctcp data            0            0K            0
          cdg data            0            0K            0
         htcp data            0            0K            0
        cubic data            0            0K            0
            tcp_do            0            0K            0
           tcp_fsb            0            0K            0
        vegas data            0            0K            0
        sctp_mcore            0            0K            0
        sctp_socko            0            0K         1049
         sctp_iter            0            0K           12
         sctp_mvrf            0            0K            0
         sctp_cpal            0            0K            0
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lDevFlags * malloc            0            0K            0
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db> show uma
              Zone   Size    Used    Free    Requests  Sleeps  Bucket  Total Mem    XFree
   mbuf_jumbo_page   4096    8320     984     1422510       0     254   38109184        0
              pbuf   2624       0     989           0       0       2    2595136        0
           tcp_log    416       0    5895       21093       0     254    2452320        0
              mbuf    256    8709     861     2170785       0     254    2449920        0
        RADIX NODE    144   14696     139       87824       0      62    2136240        0
          BUF TRIE    144     187   11573         643       0      62    1693440        0
        malloc-384    384    4214       6        4220       0      30    1620480        0
        malloc-128    128   11312      34       11437       0     126    1452288        0
       malloc-4096   4096     327       3         498       0       2    1351680        0
       UMA Slabs 0    112   10364       1       10364       0     126    1160880        0
         vmem btag     56   16865     102       16865       0     254     950152        0
         FFS inode   1160     515      17        1634       0       8     617120        0
      mbuf_cluster   2048     285       1         285       0     254     585728        0
            lkpimm    160       1    2324           1       0      62     372000        0
          lkpicurr    160       2    2323           2       0      62     372000        0
        256 Bucket   2048     170      10       15144       0       8     368640        0
       malloc-4096   4096      79       6        2500       0       2     348160        0
         VM OBJECT    264    1233      72       29518       0      30     344520        0
            THREAD   1808     151      25        1414       0       8     318208        0
         malloc-64     64    4172     427       51098       0     254     294336        0
       tcp_bbr_map    128       0    2201        5004       0     126     281728        0
      malloc-16384  16384      11       6        1113       0       1     278528        0
             VNODE    448     552      69        1673       0      30     278208        0
      malloc-65536  65536       4       0           4       0       1     262144        0
         malloc-16     16   14047     203       16103       0     254     228000        0
            DEVCTL   1024      16     204         151       0       0     225280        0
    ertt_txseginfo     40       0    4848       21746       0     254     193920        0
         UMA Zones    768     242       2         242       0      16     187392        0
         MAP ENTRY     96    1580     352      101767       0     126     185472        0
        malloc-256    256     340     365        5385       0      62     180480        0
         malloc-32     32    5362     182        5570       0     254     177408        0
        malloc-384    384     232     228        1193       0      30     176640        0
        malloc-128    128    1266      36       30137       0     126     166656        0
        malloc-128    128    1126      21        4421       0     126     146816        0
       FFS2 dinode    256     515      25        1634       0      62     138240        0
       S VFS Cache    104    1024     302        2196       0     126     137904        0
      malloc-65536  65536       2       0           2       0       1     131072        0
      malloc-65536  65536       0       2         232       0       1     131072        0
      malloc-65536  65536       2       0           2       0       1     131072        0
      malloc-65536  65536       0       2           8       0       1     131072        0
       malloc-2048   2048       4      58         511       0       8     126976        0
           VMSPACE   2544      37      11        1927       0       4     122112        0
       malloc-1024   1024     110       6         127       0      16     118784        0
          ksiginfo    112      60     984        2981       0     126     116928        0
       malloc-2048   2048       7      43        2040       0       8     102400        0
              PROC   1336      63      12        1952       0       8     100200        0
        malloc-128    128     514     261        1567       0     126      99200        0
        sctp_raddr    736      13     119        1459       0     254      97152        0
         filedesc0   1072      64      20        1953       0       8      90048        0
          UMA Kegs    384     227       6         227       0      30      89472        0
            socket    944      36      56        3017       0     254      86848        0
      malloc-16384  16384       4       1         179       0       1      81920        0
       malloc-8192   8192       5       4         134       0       1      73728        0
       mbuf_packet    256      35     250        2290       0     254      72960        0
        128 Bucket   1024      64       7         842       0      16      72704        0
             g_bio    408       0     170        5515       0      30      69360        0
        malloc-256    256     165     105        3047       0      62      69120        0
         sctp_asoc   2288       8      22         540       0     254      68640        0
      malloc-65536  65536       1       0           1       0       1      65536        0
      malloc-32768  32768       0       2         130       0       1      65536        0
      malloc-32768  32768       2       0           2       0       1      65536        0
       malloc-2048   2048      13      19        1394       0       8      65536        0
       malloc-8192   8192       6       1           8       0       1      57344        0
       malloc-4096   4096      12       1          23       0       2      53248        0
           sctp_ep   1280      11      28        1390       0     254      49920        0
      malloc-16384  16384       3       0           3       0       1      49152        0
         64 Bucket    512      72      24        3537       0      30      49152        0
        malloc-256    256     150      30         184       0      62      46080        0
         32 Bucket    256      57     123        6824       0      62      46080        0
       malloc-1024   1024      16      28        1056       0      16      45056        0
         malloc-64     64     576     117       17837       0     254      44352        0
        malloc-256    256     112      53        1050       0      62      42240        0
            clpbuf   2624       0      16          21       0      16      41984        0
           DIRHASH   1024      34       6          34       0      16      40960        0
       malloc-8192   8192       5       0           5       0       1      40960        0
            pcpu-8      8    4673     447        4843       0     254      40960        0
             NAMEI   1024       0      36       18153       0      16      36864        0
       malloc-4096   4096       9       0           9       0       2      36864        0
         malloc-64     64     478      89         690       0     254      36288        0
        malloc-384    384      75      15         126       0      30      34560        0
      malloc-32768  32768       1       0           1       0       1      32768        0
       malloc-8192   8192       2       2           4       0       1      32768        0
       malloc-8192   8192       4       0           4       0       1      32768        0
       malloc-2048   2048      12       4         207       0       8      32768        0
           pcpu-64     64     487      25         487       0     254      32768        0
        malloc-384    384      20      60        2127       0      30      30720        0
       malloc-1024   1024      13      15        1285       0      16      28672        0
         TURNSTILE    136     177      33         177       0      62      28560        0
          8 Bucket     80      54     296        1408       0     126      28000        0
        malloc-256    256      62      43        1708       0      62      26880        0
              pipe    744      21      14         346       0      16      26040        0
       malloc-4096   4096       3       3        1282       0       2      24576        0
             KNOTE    160      28     122       66973       0      62      24000        0
            ttyinq    160     135      15         300       0      62      24000        0
             Files     80     210      90       10469       0     126      24000        0
           ttyoutq    256      72      18         160       0      62      23040        0
       malloc-4096   4096       2       3           7       0       2      20480        0
       malloc-1024   1024      17       3          17       0      16      20480        0
               PWD     32      20     610        1190       0     254      20160        0
         malloc-64     64     214     101        4055       0     254      20160        0
         malloc-64     64      29     286        1522       0     254      20160        0
      vtnet_tx_hdr     24       0     835      712031       0     254      20040        0
        malloc-128    128       7     148         265       0     126      19840        0
        sctp_chunk    152      13     117         945       0     254      19760        0
        SLEEPQUEUE     88     177      47         177       0     126      19712        0
       Mountpoints   2752       2       5           2       0       4      19264        0
        malloc-256    256      39      36         218       0      62      19200        0
       malloc-8192   8192       2       0           2       0       1      16384        0
       malloc-4096   4096       2       2          85       0       2      16384        0
       malloc-2048   2048       2       6          33       0       8      16384        0
       malloc-2048   2048       5       3         110       0       8      16384        0
       malloc-1024   1024      11       5          11       0      16      16384        0
        malloc-512    512       1      31         395       0      30      16384        0
         malloc-64     64     156      96         161       0     254      16128        0
         malloc-32     32     295     209        6017       0     254      16128        0
        malloc-128    128      85      39        1206       0     126      15872        0
        malloc-384    384      33       7          35       0      30      15360        0
        malloc-384    384      36       4          36       0      30      15360        0
        malloc-256    256      37      23        1190       0      62      15360        0
        malloc-256    256      34      26         825       0      62      15360        0
             tcpcb   1080       4      10          47       0     254      15120        0
       tcp_bbr_pcb    832       0      18           9       0      16      14976        0
       malloc-1024   1024       8       4           9       0      16      12288        0
        malloc-512    512      10      14         201       0      30      12288        0
         malloc-32     32     160     218         273       0     254      12096        0
         malloc-32     32      43     335        2512       0     254      12096        0
         16 Bucket    144      44      40         246       0      62      12096        0
         malloc-16     16     346     404         584       0     254      12000        0
         udp_inpcb    496       6      18         164       0     254      11904        0
              kenv    258      15      30        1032       0      30      11610        0
     routing nhops    256      27      18          34       0      62      11520        0
             unpcb    256      16      29        1273       0     254      11520        0
       malloc-8192   8192       1       0           1       0       1       8192        0
       malloc-2048   2048       2       2           2       0       8       8192        0
       malloc-1024   1024       2       6          12       0      16       8192        0
       malloc-1024   1024       1       7          17       0      16       8192        0
        malloc-512    512       1      15           2       0      30       8192        0
        malloc-512    512       3      13          35       0      30       8192        0
        malloc-512    512       8       8          10       0      30       8192        0
        malloc-512    512       0      16           2       0      30       8192        0
           rtentry    176      30      16          34       0      62       8096        0
              PGRP     88      28      64          40       0     126       8096        0
          rl_entry     40      38     164          38       0     254       8080        0
sctp_stream_msg_out    112       0      72         103       0     254       8064        0
        sctp_laddr     48       8     160         413       0     254       8064        0
             udpcb     32       6     246         185       0     254       8064        0
              ertt     72       4     108          47       0     126       8064        0
         malloc-64     64      12     114          96       0     254       8064        0
         malloc-64     64      83      43          95       0     254       8064        0
         malloc-32     32     134     118         182       0     254       8064        0
         malloc-32     32      21     231          53       0     254       8064        0
         malloc-32     32      38     214         818       0     254       8064        0
          4 Bucket     48       5     163          81       0     254       8064        0
          2 Bucket     32      50     202         654       0     254       8064        0
         malloc-16     16       6     494          54       0     254       8000        0
         malloc-16     16      16     484          19       0     254       8000        0
         malloc-16     16     187     313        1417       0     254       8000        0
         malloc-16     16      28     472       26525       0     254       8000        0
         malloc-16     16      28     472        2361       0     254       8000        0
             ripcb    496       3      13          89       0     254       7936        0
     udplite_inpcb    496       0      16          21       0     254       7936        0
         tcp_inpcb    496       4      12          47       0     254       7936        0
        malloc-128    128      25      37         126       0     126       7936        0
        malloc-128    128      10      52          24       0     126       7936        0
        sctp_readq    152       1      51          93       0     254       7904        0
               AIO    208       0      38           2       0      62       7904        0
             AIOCB    552       0      14           4       0      16       7728        0
        malloc-384    384       1      19         349       0      30       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-2048   2048       1       1           1       0       8       4096        0
        malloc-512    512       4       4           4       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       9      13           9       0      62       3872        0
        malloc-384    384       1       9           2       0      30       3840        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
            da_ccb    544       0       0           0       0      16          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    304       0       0           0       0     254          0        0
           pf tags    104       0       0           0       0     126          0        0
          pf mtags     48       0       0           0       0     254          0        0
      tcp_rack_pcb    832       0       0           0       0      16          0        0
      tcp_rack_map    112       0       0           0       0     126          0        0
      tcp_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
               ipq     56       0       0           0       0     254          0        0
    IPsec SA lft_c     16       0       0           0       0     254          0        0
            itimer    352       0       0           0       0      30          0        0
            AIOLIO    272       0       0           0       0      30          0        0
        TMPFS node    224       0       0           0       0      62          0        0
           NCLNODE    584       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
       L VFS Cache    320       0       0           0       0      30          0        0
     STS VFS Cache    144       0       0           0       0      62          0        0
           cryptop    280       0       0           0       0      30          0        0
  linux_dma_object     24       0       0           0       0     254          0        0
  linux_dma_pctrie    144       0       0           0       0      62          0        0
   IOMMU_MAP_ENTRY    120       0       0           0       0     126          0        0
      ktls_session    192       0       0           0       0      62          0        0
    mbuf_jumbo_16k  16384       0       0           0       0     254          0        0
     mbuf_jumbo_9k   9216       0       0           0       0     254          0        0
      audit_record   1280       0       0           0       0       8          0        0
         domainset     40       0       0           0       0     254          0        0
        MAC labels     40       0       0           0       0     254          0        0
            vnpbuf   2624       0       0           0       0      64          0        0
            mdpbuf   2624       0       0           0       0       3          0        0
           nfspbuf   2624       0       0           0       0      16          0        0
            swwbuf   2624       0       0           0       0       8          0        0
            swrbuf   2624       0       0           0       0      16          0        0
          umtx_shm     88       0       0           0       0     126          0        0
           umtx pi     96       0       0           0       0     126          0        0
rangeset pctrie nodes    144       0       0           0       0      62          0        0
      malloc-65536  65536       0       0           0       0       1          0        0
      malloc-65536  65536       0       0           0       0       1          0        0
      malloc-32768  32768       0       0           0       0       1          0        0
      malloc-32768  32768       0       0           0       0       1          0        0
      malloc-32768  32768       0       0           0       0       1          0        0
      malloc-32768  32768       0       0           0       0       1          0        0
      malloc-32768  32768       0       0           0       0       1          0        0
      malloc-16384  16384       0       0           0       0       1          0        0
      malloc-16384  16384       0       0           0       0       1          0        0
      malloc-16384  16384       0       0           0       0       1          0        0
      malloc-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-4096   4096       0       0           0       0       2          0        0
        malloc-512    512       0       0           0       0      30          0        0
         malloc-32     32       0       0           0       0     254          0        0
         malloc-16     16       0       0           0       0     254          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 (11):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2021/07/11 12:32 freebsd-src 58080fbca09f 8f5a7b8c console log report ci-freebsd-main panic: ASan: Invalid access, 4-byte read at ADDR, RedZonePartial(1)
2021/07/09 10:02 freebsd-src a65fe39d5418 281e815f console log report ci-freebsd-main panic: ASan: Invalid access, 4-byte read at ADDR, RedZonePartial(1)
2021/07/09 07:11 freebsd-src 25a66f1fb177 1b20171a console log report ci-freebsd-main panic: ASan: Invalid access, 4-byte read at ADDR, RedZonePartial(1)
2021/07/09 05:26 freebsd-src 25a66f1fb177 1b20171a console log report ci-freebsd-main panic: ASan: Invalid access, 4-byte read at ADDR, RedZonePartial(1)
2021/07/08 20:47 freebsd-src e88c3b1b02a6 1b20171a console log report ci-freebsd-main panic: ASan: Invalid access, 4-byte read at ADDR, RedZonePartial(1)
2021/07/08 15:04 freebsd-src e88c3b1b02a6 1aade754 console log report ci-freebsd-main panic: ASan: Invalid access, 4-byte read at ADDR, RedZonePartial(1)
2021/07/08 08:44 freebsd-src e88c3b1b02a6 1aade754 console log report ci-freebsd-main panic: ASan: Invalid access, 4-byte read at ADDR, RedZonePartial(1)
2021/07/08 06:07 freebsd-src da2f833f7a0b 95793bce console log report ci-freebsd-main panic: ASan: Invalid access, 4-byte read at ADDR, RedZonePartial(1)
2021/07/07 20:17 freebsd-src da2f833f7a0b 95793bce console log report ci-freebsd-main panic: ASan: Invalid access, 4-byte read at ADDR, RedZonePartial(1)
2021/07/07 13:57 freebsd-src da2f833f7a0b 4846d5c1 console log report ci-freebsd-main panic: ASan: Invalid access, 4-byte read at ADDR, RedZonePartial(1)
2021/07/07 11:28 freebsd-src da2f833f7a0b 4846d5c1 console log report ci-freebsd-main panic: ASan: Invalid access, 4-byte read at ADDR, RedZonePartial(1)
* Struck through repros no longer work on HEAD.