syzbot


panic: ASan: Invalid access, NUM-byte read in smp_masked_invlpg_range

Status: closed as invalid on 2021/11/03 17:31
Reported-by: syzbot+9a01a50257c67195419b@syzkaller.appspotmail.com
First crash: 853d, last: 853d

Sample crash report:
panic: ASan: Invalid access, 32-byte read at 0xfffffe009bf6c460, StackRight(f3)
cpuid = 0
time = 1635154580
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0xc7/frame 0xfffffe009bf6c030
kdb_backtrace() at kdb_backtrace+0xd3/frame 0xfffffe009bf6c190
vpanic() at vpanic+0x2c5/frame 0xfffffe009bf6c270
panic() at panic+0xb5/frame 0xfffffe009bf6c340
__asan_storeN() at __asan_storeN/frame 0xfffffe009bf6c410
smp_masked_invlpg_range() at smp_masked_invlpg_range+0xba/frame 0xfffffe009bf6c4f0
pmap_invalidate_range() at pmap_invalidate_range+0x27e/frame 0xfffffe009bf6c5f0
vm_thread_stack_create() at vm_thread_stack_create+0x101/frame 0xfffffe009bf6c7e0
kstack_import() at kstack_import+0x8b/frame 0xfffffe009bf6c830
cache_alloc() at cache_alloc+0x773/frame 0xfffffe009bf6c8f0
cache_alloc_retry() at cache_alloc_retry+0x37/frame 0xfffffe009bf6c960
vm_thread_new() at vm_thread_new+0x97/frame 0xfffffe009bf6c990
thread_alloc() at thread_alloc+0x72/frame 0xfffffe009bf6c9d0
thread_create() at thread_create+0x232/frame 0xfffffe009bf6cad0
kern_thr_new() at kern_thr_new+0xdd/frame 0xfffffe009bf6cb90
freebsd32_thr_new() at freebsd32_thr_new+0x314/frame 0xfffffe009bf6cd30
ia32_syscall() at ia32_syscall+0x409/frame 0xfffffe009bf6cf30
int0x80_syscall_common() at int0x80_syscall_common+0x9c/frame 0xffffdba0
KDB: enter: panic
[ thread pid 1256 tid 100554 ]
Stopped at      kdb_enter+0x6b: movq    $0,0x28df96a(%rip)
db> 
db> set $lines = 0
db> set $maxwidth = 0
db> show registers
cs                        0x20
ds                        0x3b
es                        0x3b
fs                        0x13
gs                        0x1b
ss                           0
rax                       0x12
rcx         0x6e56e43c2637fe6f
rdx         0xdffff7c000000000
rbx                          0
rsp         0xfffffe009bf6c170
rbp         0xfffffe009bf6c190
rsi                        0x1
rdi                          0
r8                         0x3
r9          0xfffffe009bf6bca8
r10                          0
r11         0xfffffe009e9d68b0
r12         0xfffffe009e9d63a0
r13         0xfffffe009bf6c101
r14         0xffffffff82c87700  .str.18
r15         0xffffffff82c87700  .str.18
rip         0xffffffff817b414b  kdb_enter+0x6b
rflags                0x200046  kernload+0x46
kdb_enter+0x6b: movq    $0,0x28df96a(%rip)
db> show proc
Process 1256 (syz-executor2940568) at 0xfffffe0058949000:
 state: NORMAL
 uid: 0  gids: 0, 0, 5
 parent: pid 1249 at 0xfffffe009e9faa70
 ABI: FreeBSD ELF32
 flag: 0x10000000  flag2: 0
 arguments: ./syz-executor294056864
 reaper: 0xfffffe0053d5c538 reapsubtree: 1
 sigparent: 20
 vmspace: 0xfffffe009e9cd000
   (map 0xfffffe009e9cd000)
   (map.pmap 0xfffffe009e9cd0c0)
   (pmap 0xfffffe009e9cd128)
 threads: 1
100554                   Run     CPU 0                       syz-executor2940568
db> ps
  pid  ppid  pgrp   uid  state   wmesg   wchan               cmd
 1274  1266   780     0  R                                   syz-executor2940568
 1273  1266   780     0  R                                   syz-executor2940568
 1272  1263   780     0  R                                   syz-executor2940568
 1271  1263   780     0  R                                   syz-executor2940568
 1270  1263   780     0  R                                   syz-executor2940568
 1269  1261   780     0  R                                   syz-executor2940568
 1268  1261   780     0  R                                   syz-executor2940568
 1267  1249   780     0  R                                   syz-executor2940568
 1266  1249   780     0  R       (threaded)                  syz-executor2940568
100642                   RunQ                                syz-executor2940568
100656                   RunQ                                syz-executor2940568
100664                   RunQ                                syz-executor2940568
100666                   RunQ                                syz-executor2940568
 1265  1249   780     0  R       (threaded)                  syz-executor2940568
100162                   S       pipelk  0xfffffe00588bf000  syz-executor2940568
100655                   RunQ                                syz-executor2940568
 1264  1249   780     0  R       (threaded)                  syz-executor2940568
100164                   S       pipelk  0xfffffe00588bf000  syz-executor2940568
100654                   RunQ                                syz-executor2940568
 1263  1249   780     0  R       (threaded)                  syz-executor2940568
100488                   RunQ                                syz-executor2940568
100653                   RunQ                                syz-executor2940568
100659                   RunQ                                syz-executor2940568
100660                   RunQ                                syz-executor2940568
100662                   RunQ                                syz-executor2940568
 1262  1249   780     0  R       (threaded)                  syz-executor2940568
100496                   RunQ                                syz-executor2940568
100652                   RunQ                                syz-executor2940568
 1261  1249   780     0  R       (threaded)                  syz-executor2940568
100498                   RunQ                                syz-executor2940568
100651                   RunQ                                syz-executor2940568
100657                   RunQ                                syz-executor2940568
100658                   RunQ                                syz-executor2940568
 1260  1249   780     0  R       (threaded)                  syz-executor2940568
100500                   RunQ                                syz-executor2940568
100650                   RunQ                                syz-executor2940568
 1259  1249   780     0  R       (threaded)                  syz-executor2940568
100542                   RunQ                                syz-executor2940568
100649                   RunQ                                syz-executor2940568
 1258  1249   780     0  R       (threaded)                  syz-executor2940568
100560                   RunQ                                syz-executor2940568
100648                   RunQ                                syz-executor2940568
 1257  1249   780     0  R       (threaded)                  syz-executor2940568
100564                   RunQ                                syz-executor2940568
100647                   Run     CPU 1                       syz-executor2940568
 1256  1249   780     0  R       CPU 0                       syz-executor2940568
 1255  1249   780     0  R       (threaded)                  syz-executor2940568
100582                   S       pipelk  0xfffffe00588bf000  syz-executor2940568
100669                   RunQ                                syz-executor2940568
 1254  1249   780     0  R       (threaded)                  syz-executor2940568
100584                   S       pipelk  0xfffffe00588bf000  syz-executor2940568
100668                   RunQ                                syz-executor2940568
 1253     1   780     0  R       (threaded)                  syz-executor2940568
100583                   RunQ                                syz-executor2940568
100667                   RunQ                                syz-executor2940568
 1252     1   780     0  R       (threaded)                  syz-executor2940568
100586                   RunQ                                syz-executor2940568
100646                   RunQ                                syz-executor2940568
 1251     1   780     0  T       (threaded)                  syz-executor2940568
100618                   RunQ                                syz-executor2940568
100627                   s                                   syz-executor2940568
 1249     1   780     0  T       (threaded)                  syz-executor2940568
100614                   s                                   syz-executor2940568
100624                   s                                   syz-executor2940568
100630                   s                                   syz-executor2940568
100631                   s                                   syz-executor2940568
100632                   RunQ                                syz-executor2940568
100633                   RunQ                                syz-executor2940568
100634                   RunQ                                syz-executor2940568
100635                   RunQ                                syz-executor2940568
100636                   s                                   syz-executor2940568
100637                   RunQ                                syz-executor2940568
100638                   RunQ                                syz-executor2940568
100639                   RunQ                                syz-executor2940568
100640                   RunQ                                syz-executor2940568
100641                   s                                   syz-executor2940568
100643                   s                                   syz-executor2940568
100645                   s                                   syz-executor2940568
  780   778   780     0  Ss      nanslp  0xffffffff84060980  syz-executor2940568
  778   776   778     0  Ss      pause   0xfffffe009e9bdb20  csh
  776   689   776     0  Ss      select  0xfffffe009e2f82c0  sshd
  755     1   755     0  Ss+     ttyin   0xfffffe00570040b0  getty
  754     1   754     0  Ss+     ttyin   0xfffffe00583e10b0  getty
  753     1   753     0  Ss+     ttyin   0xfffffe00583e18b0  getty
  752     1   752     0  Ss+     ttyin   0xfffffe00575fc0b0  getty
  751     1   751     0  Ss+     ttyin   0xfffffe00575fc8b0  getty
  750     1   750     0  Ss+     ttyin   0xfffffe00575f80b0  getty
  749     1   749     0  Ss+     ttyin   0xfffffe00575f88b0  getty
  748     1   748     0  Ss+     ttyin   0xfffffe00575cb0b0  getty
  747     1   747     0  Ss+     ttyin   0xfffffe00575cb8b0  getty
  745     1    19     0  S+      piperd  0xfffffe00588c75d0  logger
  744   743    19     0  S+      nanslp  0xffffffff84060980  sleep
  743     1    19     0  S+      wait    0xfffffe005893aa70  sh
  693     1   693     0  Ss      nanslp  0xffffffff84060981  cron
  689     1   689     0  Ss      select  0xfffffe009e4002c0  sshd
  502     1   502     0  Ds      biowr   0xfffffe000794d280  syslogd
  431     1   431     0  Ss      select  0xfffffe005885d440  devd
  430     1   430    65  Ss      select  0xfffffe009e400b40  dhclient
  345     1   345     0  Ss      select  0xfffffe009e2f83c0  dhclient
  342     1   342     0  Ss      select  0xfffffe009e400bc0  dhclient
   18     0     0     0  DL      vlruwt  0xfffffe0058769538  [vnlru]
   17     0     0     0  DL      syncer  0xffffffff84188de0  [syncer]
   16     0     0     0  DL      (threaded)                  [bufdaemon]
100078                   D       qsleep  0xffffffff84186ae0  [bufdaemon]
100081                   D       -       0xffffffff83411f80  [bufspacedaemon-0]
100093                   D       sdflush 0xfffffe0058898ce8  [/ worker]
   15     0     0     0  DL      psleep  0xffffffff841bf000  [vmdaemon]
    9     0     0     0  DL      (threaded)                  [pagedaemon]
100076                   D       psleep  0xffffffff841b2af8  [dom0]
100082                   D       launds  0xffffffff841b2b04  [laundry: dom0]
100083                   D       umarcl  0xffffffff81eb90b0  [uma]
    8     0     0     0  DL      -       0xffffffff83e16be0  [rand_harvestq]
    7     0     0     0  DL      waiting 0xffffffff84aa8760  [sctp_iterator]
    6     0     0     0  DL      pftm    0xffffffff84e58060  [pf purge]
    5     0     0     0  DL      (threaded)                  [cam]
100045                   D       -       0xffffffff83c9c3c0  [doneq0]
100046                   D       -       0xffffffff83c9c340  [async]
100075                   D       -       0xffffffff83c9c1c0  [scanner]
   14     0     0     0  DL      seqstat 0xfffffe0056ab4c88  [sequencer 00]
    4     0     0     0  DL      crypto_ 0xfffffe00541bed80  [crypto returns 1]
    3     0     0     0  DL      crypto_ 0xfffffe00541bed30  [crypto returns 0]
    2     0     0     0  DL      crypto_ 0xffffffff841acba0  [crypto]
   13     0     0     0  DL      (threaded)                  [geom]
100036                   D       -       0xffffffff84033b40  [g_event]
100037                   D       -       0xffffffff84033b80  [g_up]
100038                   D       -       0xffffffff84033bc0  [g_down]
   12     0     0     0  WL      (threaded)                  [intr]
100013                   I                                   [swi5: fast taskq]
100017                   I                                   [swi6: task queue]
100018                   I                                   [swi6: Giant taskq]
100029                   I                                   [swi3: vm]
100030                   I                                   [swi1: netisr 0]
100031                   I                                   [swi4: clock (0)]
100032                   I                                   [swi4: clock (1)]
100033                   I                                   [swi1: hpts]
100034                   I                                   [swi1: hpts]
100047                   I                                   [irq24: virtio_pci0]
100048                   I                                   [irq25: virtio_pci0]
100049                   I                                   [irq26: virtio_pci0]
100050                   I                                   [irq27: virtio_pci0]
100051                   I                                   [irq28: virtio_pci1]
100052                   I                                   [irq29: virtio_pci1]
100053                   I                                   [irq30: virtio_pci1]
100054                   I                                   [irq31: virtio_pci1]
100055                   I                                   [irq32: virtio_pci1]
100060                   I                                   [irq10: virtio_pci2]
100062                   I                                   [irq1: atkbd0]
100063                   I                                   [irq12: psm0]
100064                   I                                   [swi0: uart uart++]
100068                   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    0xfffffe0053d5c538  [init]
   10     0     0     0  DL      audit_w 0xffffffff841adb40  [audit]
    0     0     0     0  DLs     (threaded)                  [kernel]
100000                   D       swapin  0xffffffff84034a40  [swapper]
100005                   D       -       0xfffffe0053df0600  [if_config_tqg_0]
100006                   D       -       0xfffffe0053df0500  [softirq_0]
100007                   D       -       0xfffffe0053df0400  [softirq_1]
100008                   D       -       0xfffffe0053df0300  [if_io_tqg_0]
100009                   D       -       0xfffffe0053df0200  [if_io_tqg_1]
100010                   D       -       0xfffffe0053df0100  [inm_free taskq]
100011                   D       -       0xfffffe0053df0000  [deferred_unmount ta]
100012                   D       -       0xfffffe0053dfae00  [thread taskq]
100014                   D       -       0xfffffe0053dfab00  [pci_hp taskq]
100015                   D       -       0xfffffe0053dfaa00  [linuxkpi_irq_wq]
100016                   D       -       0xfffffe0053dfa900  [kqueue_ctx taskq]
100019                   D       -       0xfffffe0053dfa400  [aiod_kick taskq]
100020                   D       -       0xfffffe0053dfa300  [in6m_free taskq]
100021                   D       -       0xfffffe0053dfa200  [linuxkpi_short_wq_0]
100022                   D       -       0xfffffe0053dfa200  [linuxkpi_short_wq_1]
100023                   D       -       0xfffffe0053dfa200  [linuxkpi_short_wq_2]
100024                   D       -       0xfffffe0053dfa200  [linuxkpi_short_wq_3]
100025                   D       -       0xfffffe0053dfa100  [linuxkpi_long_wq_0]
100026                   D       -       0xfffffe0053dfa100  [linuxkpi_long_wq_1]
100027                   D       -       0xfffffe0053dfa100  [linuxkpi_long_wq_2]
100028                   D       -       0xfffffe0053dfa100  [linuxkpi_long_wq_3]
100035                   D       -       0xfffffe000811a800  [firmware taskq]
100039                   D       -       0xfffffe00541a3d00  [crypto_0]
100040                   D       -       0xfffffe00541a3d00  [crypto_1]
100056                   D       -       0xfffffe00541a3200  [vtnet0 rxq 0]
100057                   D       -       0xfffffe00541a3100  [vtnet0 txq 0]
100058                   D       -       0xfffffe00541a3000  [vtnet0 rxq 1]
100059                   D       -       0xfffffe0056ee2e00  [vtnet0 txq 1]
100061                   D       vtbslp  0xfffffe0056b94980  [virtio_balloon]
100065                   D       -       0xfffffe0056ee2700  [mca taskq]
100066                   D       -       0xffffffff82c8e6c1  [deadlkres]
100071                   D       -       0xfffffe00541a3a00  [acpi_task_0]
100072                   D       -       0xfffffe00541a3a00  [acpi_task_1]
100073                   D       -       0xfffffe00541a3a00  [acpi_task_2]
100074                   D       -       0xfffffe00541a3700  [CAM taskq]
 1243   780   780     0  Z                                   syz-executor2940568
db> show all locks
Process 502 (syslogd) thread 0xfffffe009e3e11e0 (100100)
exclusive lockmgr bufwait (bufwait) r = 0 (0xfffffe000794d300) locked @ /syzkaller/managers/i386/kernel/sys/kern/vfs_bio.c:3937
exclusive lockmgr ufs (ufs) r = 0 (0xfffffe009e46daf0) locked @ /syzkaller/managers/i386/kernel/sys/kern/vfs_syscalls.c:3543
db> show malloc
              Type        InUse        MemUse     Requests
           pf_hash            5        11524K            5
            devbuf         4213         4323K         4238
          tcp_hpts            6         3201K            6
         sysctloid        34970         2060K        35041
             vtbuf           24         1968K           46
              kobj          326         1304K          486
            newblk          717         1203K          751
          vfscache            3         1025K            3
               pcb           23          537K           79
          inodedep           18          519K           78
         ufs_quota            1          512K            1
          vfs_hash            1          512K            1
           callout            2          512K            2
              intr            4          472K            4
           subproc          116          200K         1077
            acpica         1674          184K        55237
         vnet_data            1          168K            1
              vmem            3          146K            4
           tidhash            3          141K            3
            linker          355          140K          383
           pagedep            8          130K           18
        tfo_ccache            1          128K            1
               sem            4          106K            4
            DEVFS1          104          104K          113
               bus          986           80K         3474
          mtx_pool            2           72K            2
          syncache            1           68K            1
          acpitask            1           64K            1
       ddb_capture            1           64K            1
            module          509           64K          509
           kdtrace          244           49K         1946
              umtx          374           47K          374
              temp           17           33K         1606
         hostcache            1           32K            1
               shm            1           32K            1
            DEVFS3          123           31K          133
               msg            4           30K            4
        gtaskqueue           18           26K           18
            kbdmux            6           22K            6
        DEVFS_RULE           56           20K           56
               BPF           10           18K           10
         ufs_mount            4           17K            5
              proc            3           17K            3
               tty           16           16K           16
           ithread           99           16K           99
            bus-sc           34           15K         1691
            KTRACE          100           13K          100
              kenv           95           12K           95
      eventhandler          133           12K          133
            ifaddr           30           12K           32
          routetbl           50           11K          176
         CAM queue            5           11K         1528
              GEOM           61           10K          492
              rman           84           10K          425
         bmsafemap            2            9K           46
              UART           12            9K           12
           devstat            4            9K            4
              ksem            1            8K            1
               rpc            2            8K            2
             shmfd            1            8K            1
       pfs_vncache            1            8K            1
         pfs_nodes           20            8K           20
     audit_evclass          237            8K          295
         taskqueue           63            7K           63
            sglist            5            7K            5
           CAM DEV            3            6K          510
              cred           23            6K          234
       ufs_dirhash           24            5K           24
            plimit           18            5K          328
               UMA          268            5K          268
            kqueue           67            5K         1277
                vt           11            5K           11
             ifnet            3            5K            3
           memdesc            1            4K            1
               MCA           32            4K           32
             evdev            4            4K            4
          filedesc            1            4K            1
           acpisem           28            4K           28
             hhook           15            4K           17
       ether_multi           40            4K           50
           lltable           11            4K           11
          pf_ifnet            5            3K            6
         in6_multi           25            3K           25
          terminal           11            3K           11
           pwddesc           43            3K         1004
           session           21            3K           32
           uidinfo            3            3K            8
        local_apic            1            2K            1
           io_apic            1            2K            1
       fpukern_ctx            2            2K            2
         ipsec-saq            2            2K            2
         proc-args           39            2K          488
            Unitno           27            2K           39
           CAM XPT           22            2K          543
             lockf           15            2K           22
filedesc_to_leader           25            2K          494
             selfd           22            2K        18590
       ipsecpolicy            2            2K            2
           acpidev           20            2K           20
               msi            9            2K            9
             clone            9            2K            9
           softdep            1            1K            1
            dirrem            4            1K           28
            sahead            1            1K            1
          secasvar            1            1K            1
       vnodemarker            2            1K           10
      NFSD session            1            1K            1
            diradd            7            1K           36
        CAM periph            4            1K          271
            select            7            1K           29
             ipsec            3            1K            3
          indirdep            3            1K            3
             nhops            6            1K            6
         toponodes            6            1K            6
            isadev            6            1K            6
             mount           16            1K           89
          pci_link           10            1K           10
          sctp_ifa            5            1K            6
            crypto            4            1K            4
            ip6ndp            4            1K            5
 encap_export_host           12            1K           12
         newdirblk            4            1K            8
             mkdir            4            1K           16
          freefile            4            1K           22
          in_multi            2            1K            4
              pfil            4            1K            4
              cdev            2            1K            2
    chacha20random            1            1K            1
               osd            7            1K           18
       inpcbpolicy           10            1K          139
          sctp_ifn            2            1K            6
      NFSD lckfile            1            1K            1
     NFSD V4client            1            1K            1
            DEVFSP            4            1K            9
             DEVFS            9            1K           10
               mld            2            1K            2
              igmp            2            1K            2
            vnodes            1            1K            1
           CAM SIM            2            1K            2
            feeder            7            1K            7
           tcpfunc            3            1K            3
      newreno data            3            1K            7
        loginclass            3            1K            7
            prison            6            1K            6
       lkpikmalloc            5            1K            6
        aesni_data            2            1K            2
          nexusdev            8            1K            8
            apmdev            1            1K            1
          atkbddev            2            1K            2
     CAM dev queue            2            1K            2
             xform            2            1K           49
 CAM I/O Scheduler            1            1K            1
          CAM path            4            1K         1034
          procdesc            1            1K            6
          pmchooks            1            1K            1
            soname            4            1K         3471
          filecaps            4            1K           66
               tun            3            1K            3
          sctp_vrf            1            1K            1
              vnet            1            1K            1
           entropy            2            1K           35
          acpiintr            1            1K            1
               pmc            1            1K            1
              cpus            2            1K            2
    vnet_data_free            1            1K            1
           Per-cpu            1            1K            1
          freework            1            1K           26
          p1003.1b            1            1K            1
          chd data            0            0K            0
            mqdata            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
            tcp_do            0            0K            0
           tcp_fsb            0            0K            0
        cubic data            0            0K            0
        dctcp data            0            0K            0
         htcp data            0            0K            0
        vegas data            0            0K            0
        sctp_mcore            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     980       14924       0     254   38092800        0
              pbuf   2624       0     973           0       0       2    2553152        0
              mbuf    256    8578     977       18936       0     254    2446080        0
          BUF TRIE    144     182   11578         681       0      62    1693440        0
        malloc-384    384    4117      13        4118       0      30    1585920        0
       malloc-4096   4096     377       4        1498       0       2    1560576        0
        malloc-128    128   11478      85       11584       0     126    1480064        0
       UMA Slabs 0    112   10087      26       10087       0     126    1132656        0
         vmem btag     56   15483      44       15483       0     254     869512        0
         FFS inode   1160     486      25         508       0       8     592760        0
        RADIX NODE    144    3086     185       23412       0      62     471024        0
            lkpimm    168       1    2327           1       0      62     391104        0
          lkpicurr    168       2    2326           2       0      62     391104        0
            THREAD   1808     176      11         670       0       8     338096        0
      malloc-65536  65536       4       0           4       0       1     262144        0
         malloc-64     64    3872     223       22497       0     254     262080        0
        256 Bucket   2048     109      15       10805       0       8     253952        0
         VM OBJECT    264     902      58       14255       0      30     253440        0
             VNODE    448     516      24         540       0      30     241920        0
        malloc-256    256     919      26        1200       0      62     241920        0
         malloc-16     16   14458     292       14562       0     254     236000        0
            DEVCTL   1024       0     220         126       0       0     225280        0
      malloc-65536  65536       1       2         137       0       1     196608        0
         UMA Zones    768     240       4         240       0      16     187392        0
         malloc-32     32    5536     134        5610       0     254     181440        0
        malloc-128    128    1193      47       25785       0     126     158720        0
     FPU_save_area    832     177      12         684       0      16     157248        0
       malloc-1024   1024     123       9         132       0      16     135168        0
      malloc-65536  65536       2       0           2       0       1     131072        0
      malloc-65536  65536       0       2          54       0       1     131072        0
       FFS2 dinode    256     486      24         508       0      62     130560        0
          ksiginfo    112      62     982         328       0     126     116928        0
         MAP ENTRY     96     855     279       40271       0     126     108864        0
       S VFS Cache    104     966      48        1006       0     126     105456        0
              PROC   1336      66       6        1274       0       8      96192        0
        malloc-128    128     683      61        4052       0     126      95232        0
          UMA Kegs    384     226       7         226       0      30      89472        0
           VMSPACE   2552      25       8         988       0       4      84216        0
            clpbuf   2624       0      32          25       0      16      83968        0
       malloc-4096   4096      17       2          30       0       2      77824        0
             g_bio    408       4     166        5765       0      30      69360        0
         filedesc0   1072      43      20        1004       0       8      67536        0
        malloc-128    128     383     144        1151       0     126      67456        0
      mbuf_cluster   2048      30       2          30       0     254      65536        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-32768  32768       0       2         130       0       1      65536        0
       malloc-8192   8192       5       3          33       0       1      65536        0
       malloc-2048   2048      11      19         527       0       8      61440        0
        malloc-256    256     190      20         736       0      62      53760        0
        128 Bucket   1024      38      13         620       0      16      52224        0
        malloc-384    384     117      13         119       0      30      49920        0
      malloc-16384  16384       3       0           3       0       1      49152        0
       malloc-8192   8192       6       0           6       0       1      49152        0
        malloc-128    128     338      34         462       0     126      47616        0
         32 Bucket    256      47     133        6463       0      62      46080        0
       malloc-2048   2048       1      21         574       0       8      45056        0
         malloc-64     64     584     109        2876       0     254      44352        0
        malloc-256    256     100      65         244       0      62      42240        0
       malloc-8192   8192       3       2         104       0       1      40960        0
       malloc-1024   1024       5      35         555       0      16      40960        0
         malloc-64     64     141     489        2849       0     254      40320        0
           DIRHASH   1024      34       2          34       0      16      36864        0
             NAMEI   1024       0      36       12233       0      16      36864        0
            pcpu-8      8    4226     382        4254       0     254      36864        0
         malloc-64     64     463     104         902       0     254      36288        0
      malloc-32768  32768       1       0           1       0       1      32768        0
      malloc-16384  16384       0       2         160       0       1      32768        0
      malloc-16384  16384       2       0          17       0       1      32768        0
       malloc-8192   8192       4       0           4       0       1      32768        0
           pcpu-64     64     487      25         487       0     254      32768        0
         64 Bucket    512      56       8        1300       0      30      32768        0
         TURNSTILE    136     188      22         188       0      62      28560        0
         malloc-64     64     327     114         838       0     254      28224        0
            socket    960      18      10        1335       0     254      26880        0
        malloc-384    384      18      52          80       0      30      26880        0
        malloc-256    256      68      37         632       0      62      26880        0
            da_ccb    544       1      48        1568       0      16      26656        0
       malloc-8192   8192       3       0           3       0       1      24576        0
            ttyinq    160     135      15         300       0      62      24000        0
           ttyoutq    256      72      18         160       0      62      23040        0
        malloc-384    384      52       8          52       0      30      23040        0
       malloc-4096   4096       3       2           6       0       2      20480        0
       malloc-4096   4096       3       2         830       0       2      20480        0
       malloc-1024   1024      13       7          14       0      16      20480        0
       malloc-1024   1024      12       8          19       0      16      20480        0
    ertt_txseginfo     40       0     505         756       0     254      20200        0
        malloc-128    128     110      45         614       0     126      19840        0
        SLEEPQUEUE     88     188      36         188       0     126      19712        0
       Mountpoints   2752       2       5           2       0       4      19264        0
              pipe    744       7      18         284       0      16      18600        0
      malloc-16384  16384       1       0           1       0       1      16384        0
      malloc-16384  16384       1       0           1       0       1      16384        0
      malloc-16384  16384       1       0           1       0       1      16384        0
       malloc-8192   8192       2       0           2       0       1      16384        0
       malloc-8192   8192       1       1           3       0       1      16384        0
       malloc-2048   2048       8       0           8       0       8      16384        0
       malloc-2048   2048       3       5          29       0       8      16384        0
        malloc-512    512       1      31         120       0      30      16384        0
         malloc-32     32      70     434         622       0     254      16128        0
         16 Bucket    144      46      66         344       0      62      16128        0
          8 Bucket     80      41     159         679       0     126      16000        0
        malloc-384    384      22      18         381       0      30      15360        0
             tcpcb   1096       3      11           7       0     254      15344        0
       malloc-4096   4096       1       2           4       0       2      12288        0
       malloc-4096   4096       2       1           3       0       2      12288        0
       malloc-2048   2048       3       3         194       0       8      12288        0
       malloc-1024   1024       4       8         167       0      16      12288        0
       malloc-1024   1024       8       4           8       0      16      12288        0
         malloc-32     32      23     355        1073       0     254      12096        0
         udp_inpcb    496       6      18         128       0     254      11904        0
        malloc-128    128      77      16          89       0     126      11904        0
              kenv    258      15      30        1024       0      30      11610        0
        malloc-384    384      14      16          24       0      30      11520        0
        malloc-256    256      13      32        1243       0      62      11520        0
       malloc-8192   8192       1       0           1       0       1       8192        0
       malloc-2048   2048       2       2          15       0       8       8192        0
       malloc-1024   1024       1       7         884       0      16       8192        0
        malloc-512    512       8       8           8       0      30       8192        0
        malloc-512    512       3      13          62       0      30       8192        0
           rtentry    176      13      33          17       0      62       8096        0
              PGRP     88      21      71          32       0     126       8096        0
          rl_entry     40      29     173          29       0     254       8080        0
        sctp_laddr     48       0     168           4       0     254       8064        0
             udpcb     32       6     246         128       0     254       8064        0
              ertt     72       3     109           7       0     126       8064        0
               PWD     32      10     242         100       0     254       8064        0
         malloc-64     64      29      97          50       0     254       8064        0
         malloc-64     64      47      79       13401       0     254       8064        0
         malloc-64     64      16     110          45       0     254       8064        0
         malloc-32     32       9     243          93       0     254       8064        0
         malloc-32     32     101     151         128       0     254       8064        0
         malloc-32     32      74     178        1094       0     254       8064        0
         malloc-32     32      47     205          76       0     254       8064        0
         malloc-32     32      46     206        2716       0     254       8064        0
          4 Bucket     48       6     162          59       0     254       8064        0
          2 Bucket     32      48     204         509       0     254       8064        0
      vtnet_tx_hdr     24       1     333        2633       0     254       8016        0
             Files     80      71      29        6581       0     126       8000        0
         malloc-16     16       7     493           8       0     254       8000        0
         malloc-16     16      24     476         169       0     254       8000        0
         malloc-16     16      36     464         244       0     254       8000        0
         malloc-16     16     209     291        1447       0     254       8000        0
         malloc-16     16      35     465          48       0     254       8000        0
         malloc-16     16     275     225       25340       0     254       8000        0
         malloc-16     16      11     489          61       0     254       8000        0
         tcp_inpcb    496       3      13           7       0     254       7936        0
        malloc-128    128       2      60           5       0     126       7936        0
     routing nhops    256      10      20          17       0      62       7680        0
             unpcb    256       7      23        1179       0     254       7680        0
       mbuf_packet    256       0      30          93       0     254       7680        0
        malloc-256    256       2      28          52       0      62       7680        0
        malloc-256    256       6      24         796       0      62       7680        0
        malloc-256    256      23       7          27       0      62       7680        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-2048   2048       2       0           2       0       8       4096        0
        malloc-512    512       3       5           3       0      30       4096        0
        malloc-512    512       3       5          12       0      30       4096        0
        malloc-512    512       4       4           4       0      30       4096        0
        malloc-512    512       0       8          10       0      30       4096        0
           pcpu-16     16       7     249           7       0     254       4096        0
         hostcache     64       1      62           1       0     254       4032        0
          syncache    168       0      24           5       0     254       4032        0
             KNOTE    160       0      25           8       0      62       4000        0
             ripcb    496       1       7           4       0     254       3968        0
       UMA Slabs 1    176       8      14           8       0      62       3872        0
        malloc-384    384       1       9           1       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
           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
sctp_stream_msg_out    112       0       0           0       0     254          0        0
        sctp_readq    152       0       0           0       0     254          0        0
        sctp_chunk    152       0       0           0       0     254          0        0
        sctp_raddr    736       0       0           0       0     254          0        0
         sctp_asoc   2288       0       0           0       0     254          0        0
           sctp_ep   1272       0       0           0       0     254          0        0
   pf state scrubs     40       0       0           0       0     254          0        0
   pf frag entries     40       0       0           0       0     254          0        0
          pf frags    248       0       0           0       0      62          0        0
  pf table entries    160       0       0           0       0      62          0        0
pf table entry counters     64       0       0           0       0     254          0        0
   pf source nodes    136       0       0           0       0     254          0        0
     pf state keys     88       0       0           0       0     126          0        0
         pf states    312       0       0           0       0     254          0        0
           pf tags    104       0       0           0       0     126          0        0
          pf mtags     48       0       0           0       0     254          0        0
       tcp_bbr_pcb    832       0       0           0       0      16          0        0
       tcp_bbr_map    128       0       0           0       0     126          0        0
      tcp_rack_pcb    896       0       0           0       0      16          0        0
      tcp_rack_map    120       0       0           0       0     126          0        0
     udplite_inpcb    496       0       0           0       0     254          0        0
      tcp_log_node    120       0       0           0       0     126          0        0
    tcp_log_bucket    176       0       0           0       0      62          0        0
           tcp_log    416       0       0           0       0     254          0        0
          tcpreass     48       0       0           0       0     254          0        0
tfo_ccache_entries     80       0       0           0       0     126          0        0
               tfo      4       0       0           0       0     254          0        0
          sackhole     32       0       0           0       0     254          0        0
             tcptw     88       0       0           0       0     254          0        0
               ipq     56       0       0           0       0     254          0        0
    IPsec SA lft_c     16       0       0           0       0     254          0        0
            itimer    352       0       0           0       0      30          0        0
            AIOLIO    272       0       0           0       0      30          0        0
             AIOCB    552       0       0           0       0      16          0        0
              AIOP     32       0       0           0       0     254          0        0
               AIO    208       0       0           0       0      62          0        0
        mqnotifier    216       0       0           0       0      62          0        0
            mvdata     64       0       0           0       0     254          0        0
            mqueue    248       0       0           0       0      62          0        0
        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
           cryptop    280       0       0           0       0      30          0        0
  linux_dma_object     32       0       0           0       0     254          0        0
  linux_dma_pctrie    144       0       0           0       0      62          0        0
   IOMMU_MAP_ENTRY    120       0       0           0       0     126          0        0
    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-4096   4096       0       0           0       0       2          0        0
       malloc-4096   4096       0       0           0       0       2          0        0
       malloc-1024   1024       0       0           0       0      16          0        0
        malloc-512    512       0       0           0       0      30          0        0
        malloc-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
2021/10/25 09:38 freebsd-src eab5358b9080 4f0000ee console log report syz C ci-freebsd-i386 panic: ASan: Invalid access, NUM-byte read in smp_masked_invlpg_range
* Struck through repros no longer work on HEAD.