syzbot


panic: ASan: Invalid access, NUM-byte read at ADDR, UseAfterScope(f8)

Status: closed as invalid on 2022/04/17 17:16
Reported-by: syzbot+1514ea6c53d040d614b2@syzkaller.appspotmail.com
First crash: 267d, last: 185d
similar bugs (1):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
freebsd panic: ASan: Invalid access, NUM-byte read at ADDR, UseAfterScope(f8) (2) syz 7 18h43m 82d 0/2 upstream: reported syz repro on 2022/05/23 03:54

Sample crash report:
panic: ASan: Invalid access, 4-byte read at 0xfffffe009eea02e0, UseAfterScope(f8)
cpuid = 1
time = 1639341094
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0xc7/frame 0xfffffe009ee9fb50
kdb_backtrace() at kdb_backtrace+0xd3/frame 0xfffffe009ee9fcb0
vpanic() at vpanic+0x2b8/frame 0xfffffe009ee9fd90
panic() at panic+0xb5/frame 0xfffffe009ee9fe60
kasan_report() at kasan_report+0xdc/frame 0xfffffe009ee9ff30
kvprintf() at kvprintf+0x2704/frame 0xfffffe009eea0110
vlog() at vlog+0x1a7/frame 0xfffffe009eea02b0
log() at log+0xce/frame 0xfffffe009eea03c0
sigexit() at sigexit+0x633/frame 0xfffffe009eea0d30
postsig() at postsig+0x2c4/frame 0xfffffe009eea0eb0
ast() at ast+0xc2b/frame 0xfffffe009eea0f30
fast_syscall_common() at fast_syscall_common+0x1a5/frame 0xfffffe009eea0f30
--- syscall (0, FreeBSD ELF64, nosys), rip = 0x3707da, rsp = 0x22e28, rbp = 0x22e50 ---
KDB: enter: panic
[ thread pid 877 tid 100131 ]
Stopped at      kdb_enter+0x6b: movq    $0,0x250eeda(%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         0x9ea6f110a7a1db66
rdx         0xdffff7c000000000
rbx                          0
rsp         0xfffffe009ee9fc90
rbp         0xfffffe009ee9fcb0
rsi                        0x1
rdi                          0
r8                         0x3
r9                  0xffffffff
r10                          0
r11         0xfffffe009f0fdc30
r12         0xfffffe009f0fd720
r13         0xfffffe009ee9fd01
r14         0xffffffff82b3f2e0  .str.18
r15         0xffffffff82b3f2e0  .str.18
rip         0xffffffff817501bb  kdb_enter+0x6b
rflags                    0x46
kdb_enter+0x6b: movq    $0,0x250eeda(%rip)
db> show proc
Process 877 (syz-executor.1) at 0xfffffe009f0c5000:
 state: NORMAL
 uid: 0  gids: 0, 0, 5
 parent: pid 876 at 0xfffffe0056de9548
 leader: pid 876 at 0xfffffe0056de9548
 ABI: FreeBSD ELF64
 flag: 0x10000000  flag2: 0
 arguments: /root/syz-executor.1 exec
 reaper: 0xfffffe0053de2000 reapsubtree: 1
 sigparent: 0
 vmspace: 0xfffffe009e8529f8
   (map 0xfffffe009e8529f8)
   (map.pmap 0xfffffe009e852ab8)
   (pmap 0xfffffe009e852b20)
 threads: 1
100131                   Run     CPU 1                       syz-executor.1
db> ps
  pid  ppid  pgrp   uid  state   wmesg   wchan               cmd
  877   876   793     0  R       CPU 1                       syz-executor.1
  876   793   793     0  S       (threaded)                  syz-executor.1
100121                   S       umtxn   0xfffffe009c1bfc80  syz-executor.1
100132                   S       uwait   0xfffffe0053c0a480  syz-executor.1
  866     1   866     0  Ss      select  0xfffffe0056d9a840  rtsol
  865     1   865     0  Ss      select  0xfffffe0053c04e40  rtsol
  864     1   864     0  Ss      select  0xfffffe0056d99ec0  rtsol
  861   803   429     0  S       kqread  0xfffffe0053c97600  rtsol
  803   796   429     0  S       wait    0xfffffe009f0c7000  sh
  796   429   429     0  S       wait    0xfffffe0056de9a90  sh
  793   781   793     0  Ss      nanslp  0xffffffff83c2c780  syz-executor.1
  781   779   779     0  S       (threaded)                  syz-execprog
100104                   S       uwait   0xfffffe0053c0a800  syz-execprog
100111                   S       uwait   0xfffffe0053c0ad00  syz-execprog
100112                   S       uwait   0xfffffe009e9b0180  syz-execprog
100113                   S       uwait   0xfffffe009e9b0280  syz-execprog
100114                   S       uwait   0xfffffe009e9b0380  syz-execprog
100116                   S       uwait   0xfffffe009c1bfa80  syz-execprog
100117                   S       kqread  0xfffffe0053c99400  syz-execprog
100118                   S       uwait   0xfffffe0053c0a180  syz-execprog
100119                   S       uwait   0xfffffe0053c0a280  syz-execprog
100120                   S       uwait   0xfffffe009c1bfb80  syz-execprog
100122                   S       uwait   0xfffffe0053c0a380  syz-execprog
  779   777   779     0  Ss      pause   0xfffffe0053de05f8  csh
  777   687   777     0  Ss      select  0xfffffe0053c055c0  sshd
  753     1   753     0  Ss+     ttyin   0xfffffe00573494b0  getty
  752     1   752     0  Ss+     ttyin   0xfffffe005845a0b0  getty
  751     1   751     0  Ss+     ttyin   0xfffffe005845a4b0  getty
  750     1   750     0  Ss+     ttyin   0xfffffe005845a8b0  getty
  749     1   749     0  Ss+     ttyin   0xfffffe005845acb0  getty
  748     1   748     0  Ss+     ttyin   0xfffffe005845b0b0  getty
  747     1   747     0  Ss+     ttyin   0xfffffe005845b4b0  getty
  746     1   746     0  Ss+     ttyin   0xfffffe005845b8b0  getty
  745     1   745     0  Ss+     ttyin   0xfffffe005845bcb0  getty
  691     1   691     0  Ss      nanslp  0xffffffff83c2c780  cron
  687     1   687     0  Ss      select  0xfffffe0053c05bc0  sshd
  500     1   500     0  Ss      select  0xfffffe0053c05d40  syslogd
  429     1   429     0  Ss      wait    0xfffffe0058a98000  devd
  428     1   428    65  Ss      select  0xfffffe0053c05dc0  dhclient
  343     1   343     0  Ss      select  0xfffffe0053c05e40  dhclient
  340     1   340     0  Ss      select  0xfffffe0056d9a040  dhclient
   16     0     0     0  DL      syncer  0xffffffff83d51f40  [syncer]
   15     0     0     0  DL      vlruwt  0xfffffe0058604000  [vnlru]
    9     0     0     0  DL      (threaded)                  [bufdaemon]
100078                   D       qsleep  0xffffffff83d50560  [bufdaemon]
100081                   D       -       0xffffffff83011f80  [bufspacedaemon-0]
100092                   D       sdflush 0xfffffe0058b1fce8  [/ worker]
    8     0     0     0  DL      psleep  0xffffffff83d83a00  [vmdaemon]
    7     0     0     0  DL      (threaded)                  [pagedaemon]
100076                   D       psleep  0xffffffff83d778b8  [dom0]
100082                   D       launds  0xffffffff83d778c4  [laundry: dom0]
100083                   D       umarcl  0xffffffff81e41410  [uma]
    6     0     0     0  DL      -       0xffffffff839e8688  [rand_harvestq]
    5     0     0     0  DL      waiting 0xffffffff845b01c0  [sctp_iterator]
    4     0     0     0  DL      pftm    0xffffffff8488b530  [pf purge]
    3     0     0     0  DL      (threaded)                  [cam]
100045                   D       -       0xffffffff8388a640  [doneq0]
100046                   D       -       0xffffffff8388a5c0  [async]
100075                   D       -       0xffffffff8388a440  [scanner]
   14     0     0     0  DL      seqstat 0xfffffe0053fc0c88  [sequencer 00]
    2     0     0     0  DL      (threaded)                  [crypto]
100041                   D       crypto_ 0xffffffff83d73100  [crypto]
100042                   D       crypto_ 0xfffffe00543d2030  [crypto returns 0]
100043                   D       crypto_ 0xfffffe00543d2080  [crypto returns 1]
   13     0     0     0  DL      (threaded)                  [geom]
100036                   D       -       0xffffffff83c01e80  [g_event]
100037                   D       -       0xffffffff83c01ea0  [g_up]
100038                   D       -       0xffffffff83c01ec0  [g_down]
   12     0     0     0  WL      (threaded)                  [intr]
100013                   I                                   [swi5: fast taskq]
100017                   I                                   [swi6: task queue]
100020                   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                   Run     CPU 0                       [idle: cpu0]
100004                   CanRun                              [idle: cpu1]
    1     0     1     0  SLs     wait    0xfffffe0053de2000  [init]
   10     0     0     0  DL      audit_w 0xffffffff83d73be0  [audit]
    0     0     0     0  DLs     (threaded)                  [kernel]
100000                   D       swapin  0xffffffff83c028e0  [swapper]
100005                   D       -       0xfffffe0007966300  [if_config_tqg_0]
100006                   D       -       0xfffffe0007966200  [softirq_0]
100007                   D       -       0xfffffe0007966100  [softirq_1]
100008                   D       -       0xfffffe0007966000  [if_io_tqg_0]
100009                   D       -       0xfffffe0007965e00  [if_io_tqg_1]
100010                   D       -       0xfffffe0007965d00  [aiod_kick taskq]
100011                   D       -       0xfffffe0007965c00  [deferred_unmount ta]
100012                   D       -       0xfffffe0007965b00  [thread taskq]
100014                   D       -       0xfffffe0007965900  [linuxkpi_irq_wq]
100015                   D       -       0xfffffe0007965800  [kqueue_ctx taskq]
100016                   D       -       0xfffffe0007965700  [pci_hp taskq]
100018                   D       -       0xfffffe0007965500  [inm_free taskq]
100019                   D       -       0xfffffe0007965400  [in6m_free taskq]
100021                   D       -       0xfffffe0007965200  [linuxkpi_short_wq_0]
100022                   D       -       0xfffffe0007965200  [linuxkpi_short_wq_1]
100023                   D       -       0xfffffe0007965200  [linuxkpi_short_wq_2]
100024                   D       -       0xfffffe0007965200  [linuxkpi_short_wq_3]
100025                   D       -       0xfffffe0007965100  [linuxkpi_long_wq_0]
100026                   D       -       0xfffffe0007965100  [linuxkpi_long_wq_1]
100027                   D       -       0xfffffe0007965100  [linuxkpi_long_wq_2]
100028                   D       -       0xfffffe0007965100  [linuxkpi_long_wq_3]
100035                   D       -       0xfffffe0056da1300  [firmware taskq]
100039                   D       -       0xfffffe0056da1200  [crypto_0]
100040                   D       -       0xfffffe0056da1200  [crypto_1]
100056                   D       -       0xfffffe0056da1000  [vtnet0 rxq 0]
100057                   D       -       0xfffffe0056da0e00  [vtnet0 txq 0]
100058                   D       -       0xfffffe0056da0d00  [vtnet0 rxq 1]
100059                   D       -       0xfffffe0056da0c00  [vtnet0 txq 1]
100061                   D       vtbslp  0xfffffe0056d9ae80  [virtio_balloon]
100065                   D       -       0xfffffe0056da0b00  [mca taskq]
100066                   D       -       0xffffffff82b44dc0  [deadlkres]
100071                   D       -       0xfffffe0056da0900  [acpi_task_0]
100072                   D       -       0xfffffe0056da0900  [acpi_task_1]
100073                   D       -       0xfffffe0056da0900  [acpi_task_2]
100074                   D       -       0xfffffe0056da1100  [CAM taskq]
db> show all locks
db> show malloc
              Type        InUse        MemUse     Requests
           pf_hash            5        11524K            5
            devbuf         4213         4323K         4241
          tcp_hpts            6         3201K            6
         sysctloid        34994         2061K        35065
             vtbuf           24         1968K           46
              kobj          322         1288K          481
            newblk           29         1031K          832
          vfscache            3         1025K            3
               pcb           27          537K           85
          inodedep           19          519K          147
         ufs_quota            1          512K            1
          vfs_hash            1          512K            1
           callout            2          512K            2
              intr            4          472K            4
           subproc          102          198K          934
            acpica         1674          184K        56282
         vnet_data            1          168K            1
              vmem            3          146K            4
           tidhash            3          141K            3
            linker          353          134K          381
           pagedep            5          129K           63
        tfo_ccache            1          128K            1
            DEVFS1          106          106K          117
               sem            4          106K            4
               bus          973           80K         3426
          mtx_pool            2           72K            2
          syncache            1           68K            1
          acpitask            1           64K            1
       ddb_capture            1           64K            1
            module          505           64K          505
           kdtrace          177           36K         1011
              umtx          286           36K          286
              temp           22           33K         2659
         hostcache            1           32K            1
               shm            1           32K            1
            DEVFS3          125           32K          135
               msg            4           30K            4
        gtaskqueue           18           26K           18
          filedesc            4           25K           80
            kbdmux            6           22K            6
        DEVFS_RULE           56           20K           56
               BPF           11           18K           11
         ufs_mount            4           17K            5
              proc            3           17K            3
               tty           16           16K           16
           ithread           99           16K           99
            bus-sc           34           15K         1651
            ifaddr           39           13K           41
            KTRACE          100           13K          100
              kenv           95           12K           95
      eventhandler          136           12K          136
          routetbl           62           11K          222
         CAM queue            5           11K         1528
              GEOM           61           10K          490
              rman           84           10K          425
         bmsafemap            2            9K          129
              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
            kqueue           49            8K          884
         taskqueue           63            7K           63
             ifnet            4            7K            4
            sglist            5            7K            5
           CAM DEV            3            6K          510
              cred           23            6K          245
           lltable           19            6K           19
       ether_multi           68            6K           78
       ufs_dirhash           24            5K           24
         in6_multi           35            5K           35
               UMA          268            5K          268
            plimit           17            5K          445
                vt           11            5K           11
           memdesc            1            4K            1
               MCA           32            4K           32
             evdev            4            4K            4
          pf_ifnet            7            4K           10
           acpisem           28            4K           28
             hhook           15            4K           17
           session           23            3K           56
         proc-args           72            3K         1938
          terminal           11            3K           11
           pwddesc           44            3K          878
          indirdep            9            3K           30
           uidinfo            3            3K            9
        local_apic            1            2K            1
           io_apic            1            2K            1
       fpukern_ctx            2            2K            2
            diradd           16            2K          112
         ipsec-saq            2            2K            2
             selfd           32            2K         9609
          freework            8            2K          147
            Unitno           29            2K           41
             lockf           16            2K          106
           CAM XPT           22            2K          543
            select           11            2K           35
       ipsecpolicy            2            2K            2
           acpidev           20            2K           20
               msi            9            2K            9
             clone            9            2K            9
           softdep            1            1K            1
          freeblks            4            1K           86
            sahead            1            1K            1
          secasvar            1            1K            1
       vnodemarker            2            1K           20
      NFSD session            1            1K            1
            ip6ndp            6            1K            7
          sctp_ifa            7            1K            8
        CAM periph            4            1K          271
             ipsec            3            1K            3
            dirrem            3            1K           89
          in_multi            3            1K            5
             nhops            6            1K            6
         toponodes            6            1K            6
            isadev            6            1K            6
             mount           16            1K           89
          pci_link           10            1K           10
             mkdir            5            1K          104
            crypto            4            1K            4
 encap_export_host           12            1K           12
          freefile            4            1K           86
              pfil            4            1K            4
          procdesc            4            1K           10
              cdev            2            1K            2
       inpcbpolicy           13            1K          166
          sctp_ifn            3            1K            8
         newdirblk            3            1K           52
               mld            3            1K            3
              igmp            3            1K            3
    chacha20random            1            1K            1
               osd            7            1K           18
               tun            4            1K            4
            DEVFSP            5            1K           10
      NFSD lckfile            1            1K            1
     NFSD V4client            1            1K            1
             DEVFS            9            1K           10
            vnodes            1            1K            1
           CAM SIM            2            1K            2
            feeder            7            1K            7
           tcpfunc            3            1K            3
            CC Mem            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
             xform            2            1K           49
     CAM dev queue            2            1K            2
 CAM I/O Scheduler            1            1K            1
          CAM path            4            1K         1034
          pmchooks            1            1K            1
            soname            4            1K         3483
          sctp_vrf            1            1K            1
              vnet            1            1K            1
           entropy            2            1K           59
          acpiintr            1            1K            1
               pmc            1            1K            1
filedesc_to_leader            1            1K            2
              cpus            2            1K            2
    vnet_data_free            1            1K            1
           Per-cpu            1            1K            1
          p1003.1b            1            1K            1
          filecaps            1            1K           78
            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
           filemon            0            0K            0
        sctp_mcore            0            0K            0
        sctp_socko            0            0K            0
         sctp_iter            0            0K            6
         sctp_mvrf            0            0K            0
         sctp_timw            0            0K            0
         sctp_cpal            0            0K            0
         sctp_cmsg            0            0K            0
         sctp_stre            0            0K            0
         sctp_athi            0            0K            0
         sctp_athm            0            0K            0
         sctp_atky            0            0K            0
         sctp_atcl            0            0K            0
         sctp_a_it            0            0K            6
         sctp_aadr            0            0K            0
         sctp_stro            0            0K            0
         sctp_stri            0            0K            0
          sctp_map            0            0K            0
            tcp_do            0            0K            0
           tcp_fsb            0            0K            0
     NFSD rollback            0            0K            0
      NFSCL diroff            0            0K            0
        madt_table            0            0K            2
          smartpqi            0            0K            0
       NEWdirectio            0            0K            0
        NEWNFSnode            0            0K            0
         NFSCL lck            0            0K            0
               ixl            0            0K            0
      NFSCL lckown            0            0K            0
      NFSCL client            0            0K            0
       NFSCL deleg            0            0K            0
        NFSCL open            0            0K            0
       NFSCL owner            0            0K            0
            NFS fh            0            0K            0
           NFS req            0            0K            0
        ice-resmgr            0            0K            0
         ice-osdep            0            0K            0
               ice            0            0K            0
              iavf            0            0K            0
             axgbe            0            0K            0
     NFSD usrgroup            0            0K            0
       NFSD string            0            0K            0
       NFSD V4lock            0            0K            0
      NFSD V4state            0            0K            0
     NFSD srvcache            0            0K            0
       msdosfs_fat            0            0K            0
     msdosfs_mount            0            0K            0
      msdosfs_node            0            0K            0
          xen_intr            0            0K            0
           xen_hvm            0            0K            0
         legacydrv            0            0K            0
            qpidrv            0            0K            0
            DEVFS4            0            0K            0
      dmar_idpgtbl            0            0K            0
          dmar_dom            0            0K            0
          dmar_ctx            0            0K            0
            DEVFS2            0            0K            0
              isci            0            0K            0
      iommu_dmamap            0            0K            0
            gntdev            0            0K            0
     hyperv_socket            0            0K            0
           bxe_ilt            0            0K            0
       privcmd_dev            0            0K            0
            xenbus            0            0K            0
        evtchn_dev            0            0K            0
          xenstore            0            0K            0
         scsi_pass            0            0K            0
     vm_fictitious            0            0K            0
         ciss_data            0            0K            0
               xnb            0            0K            0
              xbbd            0            0K            0
               xbd            0            0K            0
           Balloon            0            0K            0
          sysmouse            0            0K            0
            vtfont            0            0K            0
         BACKLIGHT            0            0K            0
           ath_hal            0            0K            0
           UMAHash            0            0K            0
            athdev            0            0K            0
           ata_pci            0            0K            0
         vm_pgdata            0            0K            0
           jblocks            0            0K            0
          savedino            0            0K           27
          sentinel            0            0K            0
            jfsync            0            0K            0
            jtrunc            0            0K            0
             sbdep            0            0K            6
           jsegdep            0            0K            0
              jseg            0            0K            0
         jfreefrag            0            0K            0
          jfreeblk            0            0K            0
           jnewblk            0            0K            0
            jmvref            0            0K            0
           jremref            0            0K            0
           jaddref            0            0K            0
           freedep            0            0K            0
          freefrag            0            0K           62
        allocindir            0            0K            0
       allocdirect            0            0K            0
          ufs_trim            0            0K            0
           mactemp            0            0K            0
     audit_trigger            0            0K            0
 audit_pipe_presel            0            0K            0
     audit_pipeent            0            0K            0
        audit_pipe            0            0K            0
      audit_evname            0            0K            0
         audit_bsm            0            0K            0
      audit_gidset            0            0K            0
        audit_text            0            0K            0
        audit_path            0            0K            0
        audit_data            0            0K            0
        audit_cred            0            0K            0
           ata_dma            0            0K            0
       ata_generic            0            0K            0
            pvscsi            0            0K            0
           scsi_da            0            0K           69
            ata_da            0            0K            0
           scsi_ch            0            0K            0
           scsi_cd            0            0K            0
       AHCI driver            0            0K            0
            USBdev            0            0K            0
               USB            0            0K            0
          ktls_ocf            0            0K            0
               agp            0            0K            0
        MLX5EEPROM            0            0K            0
        MLX5EEPROM            0            0K            0
        MLX5EEPROM            0            0K            0
        MLX5EEPROM            0            0K            0
         MLX5E_TLS            0            0K            0
        MLX5EEPROM            0            0K            0
        MLX5EEPROM            0            0K            0
        MLX5EEPROM            0            0K            0
            MLX5EN            0            0K            0
        MLX5EEPROM            0            0K            0
        MLX5EEPROM            0            0K            0
        MLX5EEPROM            0            0K            0
          MLX5DUMP            0            0K            0
        MLX5EEPROM            0            0K            0
        MLX5EEPROM            0            0K            0
          seq_file            0            0K            0
             radix            0            0K            0
               idr            0            0K            0
            lkpifw            0            0K            0
               NLM            0            0K            0
    ipsec-spdcache            0            0K            0
         ipsec-reg            0            0K            0
        ipsec-misc            0            0K            0
      ipsecrequest            0            0K            0
            ip6opt            0            0K            4
       ip6_msource            0            0K            0
      ip6_moptions            0            0K            0
       in6_mfilter            0            0K            0
             frag6            0            0K            0
            tcplog            0            0K            0
        tcp_hwpace            0            0K            0
               LRO            0            0K            0
        ip_msource            0            0K            0
       ip_moptions            0            0K            0
        in_mfilter            0            0K            0
              ipid            0            0K            0
         80211scan            0            0K            0
      80211ratectl            0            0K            0
        80211power            0            0K            0
       80211nodeie            0            0K            0
         80211node            0            0K            0
      80211mesh_gt            0            0K            0
      80211mesh_rt            0            0K            0
         80211perr            0            0K            0
         80211prep            0            0K            0
         80211preq            0            0K            0
          80211dfs            0            0K            0
       80211crypto            0            0K            0
          80211vap            0            0K            0
             iflib            0            0K            0
              vlan            0            0K            0
               gif            0            0K            0
           ifdescr            0            0K            0
              zlib            0            0K            0
           fadvise            0            0K            0
           VN POLL            0            0K            0
           nvme_da            0            0K            0
            statfs            0            0K          206
     namei_tracker            0            0K            0
       export_host            0            0K            0
        cl_savebuf            0            0K           12
           acpipwr            0            0K            0
         acpi_perf            0            0K            0
            twsbuf            0            0K            0
      twe_commands            0            0K            0
       tcp_log_dev            0            0K            0
      midi buffers            0            0K            0
             mixer            0            0K            0
              ac97            0            0K            0
             hdacc            0            0K            0
              hdac            0            0K            0
              hdaa            0            0K            0
         acpicmbat            0            0K            0
       SIIS driver            0            0K            0
           CAM CCB            0            0K          523
            biobuf            0            0K            0
              aios            0            0K            0
               lio            0            0K            0
               acl            0            0K            0
               PUC            0            0K            0
          mbuf_tag            0            0K           44
              ktls            0            0K            0
          ppbusdev            0            0K            0
agtiapi_MemAlloc malloc            0            0K            0
    osti_cacheable            0            0K            0
          tempbuff            0            0K            0
          tempbuff            0            0K            0
ag_tgt_map_t malloc            0            0K            0
ag_slr_map_t malloc            0            0K            0
lDevFlags * malloc            0            0K            0
tiDeviceHandle_t * malloc            0            0K            0
ag_portal_data_t malloc            0            0K            0
ag_device_t malloc            0            0K            0
     STLock malloc            0            0K            0
          CCB List            0            0K            0
            sr_iov            0            0K            0
               OCS            0            0K            0
               OCS            0            0K            0
              nvme            0            0K            0
               nvd            0            0K            0
            netmap            0            0K            0
            mwldev            0            0K            0
        MVS driver            0            0K            0
     CAM ccb queue            0            0K            0
          mrsasbuf            0            0K            0
          mpt_user            0            0K            0
              accf            0            0K            0
               pts            0            0K            0
               iov            0            0K        14133
          ioctlops            0            0K           91
           eventfd            0            0K            0
           Witness            0            0K            0
             stack            0            0K            0
          mps_user            0            0K            0
            MPSSAS            0            0K            0
               mps            0            0K            0
          mpr_user            0            0K            0
            MPRSAS            0            0K            0
              sbuf            0            0K          448
               mpr            0            0K            0
          firmware            0            0K            0
        compressor            0            0K            0
            mfibuf            0            0K            0
              SWAP            0            0K            0
        md_sectors            0            0K            0
           md_disk            0            0K            0
         sysctltmp            0            0K          667
            sysctl            0            0K            3
           malodev            0            0K            0
              ekcd            0            0K            0
            dumper            0            0K            0
          sendfile            0            0K            0
              rctl            0            0K            0
               LED            0            0K            0
          ix_sriov            0            0K            0
        aacraidcam            0            0K            0
       aacraid_buf            0            0K            0
             cache            0            0K            0
                ix            0            0K            0
            ipsbuf            0            0K            0
          kcovinfo            0            0K            0
      prison_racct            0            0K            0
       Fail Points            0            0K            0
             sigio            0            0K            1
               pwd            0            0K            0
       tty console            0            0K            0
            aaccam            0            0K            0
            aacbuf            0            0K            0
              zstd            0            0K            0
            XZ_DEC            0            0K            0
            nvlist            0            0K            0
          SCSI ENC            0            0K            0
           SCSI sa            0            0K            0
        isofs_node            0            0K            0
       isofs_mount            0            0K            0
     tr_raid5_data            0            0K            0
    tr_raid1e_data            0            0K            0
     tr_raid1_data            0            0K            0
     tr_raid0_data            0            0K            0
    tr_concat_data            0            0K            0
       md_sii_data            0            0K            0
   md_promise_data            0            0K            0
    md_nvidia_data            0            0K            0
   md_jmicron_data            0            0K            0
     md_intel_data            0            0K            0
       md_ddf_data            0            0K            0
         raid_data            0            0K           72
     geom_flashmap            0            0K            0
         tmpfs dir            0            0K            0
        tmpfs name            0            0K            0
       tmpfs mount            0            0K            0
           NFS FHA            0            0K            0
         newnfsmnt            0            0K            0
  newnfsclient_req            0            0K            0
   NFSCL layrecall            0            0K            0
     NFSCL session            0            0K            0
     NFSCL sockreq            0            0K            0
     NFSCL devinfo            0            0K            0
     NFSCL flayout            0            0K            0
      NFSCL layout            0            0K            0
db> show uma
              Zone   Size    Used    Free    Requests  Sleeps  Bucket  Total Mem    XFree
   mbuf_jumbo_page   4096    8320    1078       13513       0     254   38494208        0
              pbuf   2624       0     973           0       0       2    2553152        0
              mbuf    256    8592    1070       15957       0     254    2473472        0
          BUF TRIE    144     181   11607         647       0      62    1697472        0
        malloc-384    384    4117      23        4117       0      30    1589760        0
        malloc-128    128   11515     203       11664       0     126    1499904        0
       malloc-4096   4096     329       3        1028       0       2    1359872        0
       UMA Slabs 0    112   10574       4       10574       0     126    1184736        0
      mbuf_cluster   2048     508       0         508       0     254    1040384        0
         vmem btag     56   16721      94       16721       0     254     941640        0
         FFS inode   1160     499      33         585       0       8     617120        0
        RADIX NODE    144    3525     222       29028       0      62     539568        0
            socket    960      29     479        1389       0     254     487680        0
         VM OBJECT    264    1683      87       27590       0      30     467280        0
          lkpicurr    168       2    2350           2       0      62     395136        0
      malloc-65536  65536       6       0           6       0       1     393216        0
            lkpimm    168       1    2327           1       0      62     391104        0
        256 Bucket   2048     122      22        1021       0       8     294912        0
       malloc-4096   4096      62       8         998       0       2     286720        0
             tcpcb   1096       3     256           7       0     254     283864        0
             VNODE    448     532      98         620       0      30     282240        0
         malloc-64     64    4071     276        4389       0     254     278208        0
            THREAD   1808     131      12         132       0       8     258544        0
             ripcb    496       4     508           7       0     254     253952        0
         udp_inpcb    496       6     506         152       0     254     253952        0
         malloc-16     16   14525     475       15961       0     254     240000        0
         MAP ENTRY     96    1999     395       95457       0     126     229824        0
            DEVCTL   1024       4     216         132       0       0     225280        0
        malloc-128    128    1254     265       30077       0     126     194432        0
        malloc-256    256      89     661         983       0      62     192000        0
         malloc-32     32    5610     312        5872       0     254     189504        0
         UMA Zones    768     240       4         240       0      16     187392        0
      malloc-16384  16384       4       5         192       0       1     147456        0
       FFS2 dinode    256     499      71         585       0      62     145920        0
     FPU_save_area    832     133      29         367       0      16     134784        0
       S VFS Cache    104     998     289        1140       0     126     133848        0
      malloc-65536  65536       0       2         136       0       1     131072        0
      malloc-65536  65536       1       1           9       0       1     131072        0
      malloc-65536  65536       0       2          56       0       1     131072        0
       malloc-1024   1024     106      22         140       0      16     131072        0
             unpcb    256      14     496        1203       0     254     130560        0
       mbuf_packet    256       0     508         106       0     254     130048        0
         tcp_inpcb    496       3     253           7       0     254     126976        0
       malloc-2048   2048      10      48        1233       0       9     118784        0
          ksiginfo    112      44    1000         286       0     126     116928        0
        malloc-128    128     632     143         940       0     126      99200        0
           VMSPACE   2552      28       8         861       0       4      91872        0
          UMA Kegs    384     226       7         226       0      30      89472        0
        128 Bucket   1024      43      40         514       0      16      84992        0
            clpbuf   2624       0      32          20       0      16      83968        0
        malloc-256    256     225      90         593       0      62      80640        0
              PROC   1352      44      13         877       0       8      77064        0
         filedesc0   1072      44      26         878       0       8      75040        0
       malloc-8192   8192       9       0           9       0       1      73728        0
             g_bio    408       0     180        5550       0      30      73440        0
         64 Bucket    512      81      55        1945       0      30      69632        0
         malloc-64     64     518     553       15277       0     254      68544        0
        malloc-128    128     285     242         285       0     126      67456        0
        malloc-128    128     311     216         923       0     126      67456        0
      malloc-65536  65536       1       0           1       0       1      65536        0
      malloc-65536  65536       1       0           1       0       1      65536        0
      malloc-32768  32768       0       2         120       0       1      65536        0
      malloc-32768  32768       2       0           2       0       1      65536        0
        malloc-256    256     131     124         149       0      62      65280        0
       malloc-8192   8192       3       4         132       0       1      57344        0
         malloc-64     64     476     343         676       0     254      52416        0
         malloc-64     64      21     798         948       0     254      52416        0
        malloc-256    256      78     117         986       0      62      49920        0
         32 Bucket    256      51     144        5763       0      62      49920        0
           DIRHASH   1024      34      14          34       0      16      49152        0
             NAMEI   1024       0      48       13420       0      16      49152        0
      malloc-16384  16384       3       0           3       0       1      49152        0
       malloc-1024   1024      28      20          37       0      16      49152        0
       malloc-1024   1024       8      40        1875       0      16      49152        0
        malloc-384    384      48      72         212       0      30      46080        0
          syncache    168       0     264           5       0     254      44352        0
       malloc-8192   8192       5       0           5       0       1      40960        0
              pipe    744      11      39         414       0      16      37200        0
            pcpu-8      8    4346     262        4406       0     254      36864        0
         malloc-64     64      44     523         879       0     254      36288        0
         malloc-64     64     147     420        9810       0     254      36288        0
         malloc-64     64      82     485         965       0     254      36288        0
         malloc-64     64      85     482         952       0     254      36288        0
        malloc-128    128      11     268          12       0     126      35712        0
        malloc-128    128     137     142         739       0     126      35712        0
        malloc-128    128      69     210         193       0     126      35712        0
     routing nhops    256      14     121          21       0      62      34560        0
           ttyoutq    256      72      63         160       0      62      34560        0
        malloc-384    384      52      38          52       0      30      34560        0
        malloc-384    384      59      31         399       0      30      34560        0
        malloc-256    256      48      87         737       0      62      34560        0
        malloc-256    256      23     112         896       0      62      34560        0
        malloc-256    256       6     129         333       0      62      34560        0
         TURNSTILE    136     144     108         144       0      62      34272        0
      malloc-32768  32768       1       0           1       0       1      32768        0
      malloc-16384  16384       0       2          20       0       1      32768        0
      malloc-16384  16384       1       1          16       0       1      32768        0
       malloc-8192   8192       2       2           4       0       1      32768        0
       malloc-4096   4096       8       0           8       0       2      32768        0
       malloc-2048   2048       9       7          72       0       8      32768        0
       malloc-2048   2048       3      13          16       0       8      32768        0
       malloc-2048   2048       7       9           7       0       8      32768        0
       malloc-2048   2048       1      15         131       0       8      32768        0
       malloc-1024   1024       3      29           3       0      16      32768        0
       malloc-1024   1024      12      20         206       0      16      32768        0
       malloc-1024   1024       2      30          18       0      16      32768        0
       malloc-1024   1024       2      30           2       0      16      32768        0
        malloc-512    512       2      62           2       0      30      32768        0
        malloc-512    512       5      59          23       0      30      32768        0
        malloc-512    512       8      56          39       0      30      32768        0
           pcpu-64     64     479      33         479       0     254      32768        0
            ttyinq    160     135      65         300       0      62      32000        0
            cpuset    104       7     272           7       0     126      29016        0
         16 Bucket    144      53     143         298       0      62      28224        0
          4 Bucket     48       5     583          53       0     254      28224        0
            da_ccb    544       0      49        1502       0      16      26656        0
       malloc-8192   8192       3       0           3       0       1      24576        0
       malloc-8192   8192       3       0           3       0       1      24576        0
           rtentry    176      17     121          21       0      62      24288        0
              PGRP     88      23     253          56       0     126      24288        0
    ertt_txseginfo     40       1     605         219       0     254      24240        0
          rl_entry     40      41     565          41       0     254      24240        0
             Files     80     107     193        7379       0     126      24000        0
          8 Bucket     80      35     265         220       0     126      24000        0
        malloc-384    384       1      59           2       0      30      23040        0
        malloc-384    384       1      59           2       0      30      23040        0
        SLEEPQUEUE     88     144     112         144       0     126      22528        0
         hostcache     64       1     314           1       0     254      20160        0
             udpcb     32       6     624         152       0     254      20160        0
               PWD     32      12     618         146       0     254      20160        0
         malloc-32     32      25     605          31       0     254      20160        0
         malloc-32     32      83     547         154       0     254      20160        0
         malloc-32     32      40     590         205       0     254      20160        0
         malloc-32     32      87     543         264       0     254      20160        0
         malloc-32     32      38     592         732       0     254      20160        0
         malloc-32     32      40     590        2761       0     254      20160        0
         malloc-32     32      20     610        1528       0     254      20160        0
          2 Bucket     32      51     579         306       0     254      20160        0
             KNOTE    160      11     114        1045       0      62      20000        0
       Mountpoints   2752       2       5           2       0       4      19264        0
        malloc-256    256      29      46          29       0      62      19200        0
 epoch_record pcpu    256       4      60           4       0      62      16384        0
      malloc-16384  16384       1       0           1       0       1      16384        0
       malloc-4096   4096       0       4           5       0       2      16384        0
       malloc-4096   4096       1       3         208       0       2      16384        0
       malloc-2048   2048       1       7           1       0       8      16384        0
       malloc-2048   2048       2       6           2       0       8      16384        0
       malloc-2048   2048       1       7           1       0       8      16384        0
       malloc-1024   1024       8       8           9       0      16      16384        0
        malloc-512    512       1      31           1       0      30      16384        0
        malloc-512    512       2      30         169       0      30      16384        0
        malloc-512    512       0      32           1       0      30      16384        0
        malloc-512    512       0      32           1       0      30      16384        0
           SMR CPU     32       3     508           3       0     254      16352        0
        sctp_laddr     48       0     336           6       0     254      16128        0
              kenv    258      15      45        1031       0      30      15480        0
            mqnode    416       3      33           3       0      30      14976        0
              vmem   1856       1       7           1       0       8      14848        0
        SMR SHARED     24       3     508           3       0     254      12264        0
              ertt     72       3     165           7       0     126      12096        0
         malloc-16     16      11     739          20       0     254      12000        0
         malloc-16     16      29     721         182       0     254      12000        0
         malloc-16     16     291     459         442       0     254      12000        0
         malloc-16     16       9     741          11       0     254      12000        0
         malloc-16     16     183     567        1271       0     254      12000        0
         malloc-16     16      15     735       25792       0     254      12000        0
         malloc-16     16      26     724          84       0     254      12000        0
        malloc-384    384      22       8          22       0      30      11520        0
        malloc-384    384      27       3          27       0      30      11520        0
       malloc-4096   4096       0       2           1       0       2       8192        0
      vtnet_tx_hdr     24       0     334        1468       0     254       8016        0
           pcpu-16     16       7     249           7       0     254       4096        0
       UMA Slabs 1    176       8      14           8       0      62       3872        0
        KMAP ENTRY     96      12      27          14       0       0       3744        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
           NCLNODE    608       0       0           0       0      16          0        0
        TMPFS node    224       0       0           0       0      62          0        0
     LTS VFS Cache    360       0       0           0       0      30          0        0
       L VFS Cache    320       0       0           0       0      30          0        0
     STS VFS Cache    144       0       0           0       0      62          0        0
           cryptop    280       0       0           0       0      30          0        0
  linux_dma_object     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-16384  16384       0       0           0       0       1          0        0
       malloc-8192   8192       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-4096   4096       0       0           0       0       2          0        0
        malloc-512    512       0       0           0       0      30          0        0
           pcpu-32     32       0       0           0       0     254          0        0
            pcpu-4      4       0       0           0       0     254          0        0
            fakepg    104       0       0           0       0     126          0        0
          UMA Hash    256       0       0           0       0      62          0        0

Crashes (7):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-freebsd-main 2021/12/12 20:39 freebsd-src dabd8bf9145a 49ca1f59 log report syz panic: ASan: Invalid access, NUM-byte read at ADDR, UseAfterScope(f8)
ci-freebsd-main 2022/02/09 03:33 freebsd-src 2ec9a427c850 0b33604d log report panic: ASan: Invalid access, NUM-byte read at ADDR, UseAfterScope(f8)
ci-freebsd-main 2022/01/30 15:53 freebsd-src 72a0982cd529 495e00c5 log report panic: ASan: Invalid access, NUM-byte read at ADDR, UseAfterScope(f8)
ci-freebsd-main 2021/12/12 20:06 freebsd-src dabd8bf9145a 49ca1f59 log report panic: ASan: Invalid access, NUM-byte read at ADDR, UseAfterScope(f8)
ci-freebsd-main 2021/12/08 16:29 freebsd-src dabd8bf9145a a4a2a501 log report panic: ASan: Invalid access, NUM-byte read at ADDR, UseAfterScope(f8)
ci-freebsd-main 2021/12/01 00:24 freebsd-src 4f924a786ae0 80270552 log report panic: ASan: Invalid access, NUM-byte read at ADDR, UseAfterScope(f8)
ci-freebsd-main 2021/11/19 22:59 freebsd-src bebff615877e 3a9d0024 log report panic: ASan: Invalid access, NUM-byte read at ADDR, UseAfterScope(f8)