syzbot


panic: pmap_growkernel: no memory to grow kernel (2)

Status: fixed on 2021/08/05 17:22
Reported-by: syzbot+eaee5b8b74e6392a6d6d@syzkaller.appspotmail.com
Fix commit: 600745f1e226 pf: bound DIOCGETSTATES memory use
First crash: 1013d, last: 553d
similar bugs (2):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
freebsd panic: pmap_growkernel: no memory to grow kernel (3) 589 5d21h 474d 0/2 upstream: reported on 2021/10/20 13:12
freebsd panic: pmap_growkernel: no memory to grow kernel 4 1356d 1377d 0/2 auto-closed as invalid on 2019/10/25 08:52

Sample crash report:
panic: pmap_growkernel: no memory to grow kernel
cpuid = 1
time = 1619720960
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe00517c9bf0
vpanic() at vpanic+0x1c7/frame 0xfffffe00517c9c50
panic() at panic+0x43/frame 0xfffffe00517c9cb0
pmap_growkernel() at pmap_growkernel+0x5f0/frame 0xfffffe00517c9cf0
vm_map_insert() at vm_map_insert+0x4a2/frame 0xfffffe00517c9da0
vm_map_find() at vm_map_find+0x7ce/frame 0xfffffe00517c9e70
kva_import() at kva_import+0x61/frame 0xfffffe00517c9ec0
vmem_try_fetch() at vmem_try_fetch+0x143/frame 0xfffffe00517c9f10
vmem_xalloc() at vmem_xalloc+0xaed/frame 0xfffffe00517c9fa0
kva_import_domain() at kva_import_domain+0x68/frame 0xfffffe00517c9ff0
vmem_try_fetch() at vmem_try_fetch+0x143/frame 0xfffffe00517ca040
vmem_xalloc() at vmem_xalloc+0xaed/frame 0xfffffe00517ca0d0
vmem_alloc() at vmem_alloc+0xf9/frame 0xfffffe00517ca130
kmem_malloc_domainset() at kmem_malloc_domainset+0x9b/frame 0xfffffe00517ca1a0
malloc_large() at malloc_large+0x40/frame 0xfffffe00517ca1f0
malloc() at malloc+0x210/frame 0xfffffe00517ca250
pfioctl() at pfioctl+0x103f/frame 0xfffffe00517ca780
devfs_ioctl() at devfs_ioctl+0x14e/frame 0xfffffe00517ca7e0
VOP_IOCTL_APV() at VOP_IOCTL_APV+0x78/frame 0xfffffe00517ca810
vn_ioctl() at vn_ioctl+0x278/frame 0xfffffe00517ca930
devfs_ioctl_f() at devfs_ioctl_f+0x47/frame 0xfffffe00517ca970
kern_ioctl() at kern_ioctl+0x3cd/frame 0xfffffe00517ca9e0
sys_ioctl() at sys_ioctl+0x265/frame 0xfffffe00517caab0
amd64_syscall() at amd64_syscall+0x247/frame 0xfffffe00517cabf0
fast_syscall_common() at fast_syscall_common+0xf8/frame 0xfffffe00517cabf0
--- syscall (198, FreeBSD ELF64, nosys), rip = 0x285e1a, rsp = 0x7fffdffbbf08, rbp = 0x7fffdffbbf70 ---
KDB: enter: panic
[ thread pid 834 tid 100153 ]
Stopped at      kdb_enter+0x67: movq    $0,0x163ac3e(%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                       0x80
rdx         0xffffffff819c07c9
rbx                          0
rsp         0xfffffe00517c9bd0
rbp         0xfffffe00517c9bf0
rsi                        0x1
rdi                          0
r8                           0
r9          0x8080808080808080
r10         0xfffffe00517c9ac0
r11              0x1ffaefff59c
r12         0xffffffff82267ac0  ddb_dbbe
r13                          0
r14         0xffffffff81a718fa
r15         0xffffffff81a718fa
rip         0xffffffff8112e4c7  kdb_enter+0x67
rflags                    0x86
kdb_enter+0x67: movq    $0,0x163ac3e(%rip)
db> show proc
Process 834 (syz-executor.1) at 0xfffff800313d4a70:
 state: NORMAL
 uid: 0  gids: 0, 0, 5
 parent: pid 788 at 0xfffff800313d4000
 ABI: FreeBSD ELF64
 flag: 0x10000080  flag2: 0
 arguments: /root/syz-executor.1
 reaper: 0xfffff80004512538 reapsubtree: 1
 sigparent: 20
 vmspace: 0xfffffe0094c323e0
   (map 0xfffffe0094c323e0)
   (map.pmap 0xfffffe0094c324a0)
   (pmap 0xfffffe0094c32500)
 threads: 4
100108                   RunQ                                syz-executor.1
100135                   S       connec  0xfffff800313e3840  syz-executor.1
100142                   S       uwait   0xfffff80004f0e480  syz-executor.1
100153                   Run     CPU 1                       syz-executor.1
db> ps
  pid  ppid  pgrp   uid  state   wmesg   wchan               cmd
  846   837   789     0  S       uwait   0xfffff8003147e000  syz-executor.0
  845   815   790     0  R                                   syz-executor.3
  844   832   844     0  Ss      select  0xfffff80004f0e0c0  dhclient
  841     1   841     0  Ss      select  0xfffff80031bf0a40  dhclient
  840   837   789     0  S       uwait   0xfffff80004fe2b00  syz-executor.0
  837   789   789     0  R       (threaded)                  syz-executor.0
100137                   D       pfault  0xffffffff82248500  syz-executor.0
100140                   S       connec  0xfffff8003164e490  syz-executor.0
100144                   RunQ                                syz-executor.0
100148                   Run     CPU 0                       syz-executor.0
100149                   S       connec  0xfffff8003164e0e0  syz-executor.0
100150                   S       uwait   0xfffff80004fe2280  syz-executor.0
  836   833   787     0  S       uwait   0xfffff800049b9280  syz-executor.2
  835   834   788     0  S       uwait   0xfffff8000458ef00  syz-executor.1
  834   788   788     0  R       (threaded)                  syz-executor.1
100108                   RunQ                                syz-executor.1
100135                   S       connec  0xfffff800313e3840  syz-executor.1
100142                   S       uwait   0xfffff80004f0e480  syz-executor.1
100153                   Run     CPU 1                       syz-executor.1
  833   787   787     0  R       (threaded)                  syz-executor.2
100134                   RunQ                                syz-executor.2
100136                   S       connec  0xfffff800313e30e0  syz-executor.2
100143                   RunQ                                syz-executor.2
100152                   S       uwait   0xfffff80031bf0400  syz-executor.2
  832   819   436    65  S       select  0xfffff80031bf0c40  dhclient
  819   436   436     0  SW      wait    0xfffff8003142aa70  sh
  817   815   790     0  S       uwait   0xfffff8003147ec80  syz-executor.3
  815   790   790     0  R       (threaded)                  syz-executor.3
100122                   RunQ                                syz-executor.3
100132                   S       connec  0xfffff800313e3490  syz-executor.3
100133                   RunQ                                syz-executor.3
100145                   S       connec  0xfffff800314b4bf0  syz-executor.3
100146                   RunQ                                syz-executor.3
100151                   RunQ                                syz-executor.3
  790   785   790     0  Rs                                  syz-executor.3
  789   785   789     0  Rs                                  syz-executor.0
  788   785   788     0  Rs                                  syz-executor.1
  787   785   787     0  Rs                                  syz-executor.2
  785   783   783     0  S       (threaded)                  syz-execprog
100107                   S       uwait   0xfffff80004fe2a00  syz-execprog
100123                   S       uwait   0xfffff80004f0ef00  syz-execprog
100124                   S       uwait   0xfffff80004c8c080  syz-execprog
100125                   S       uwait   0xfffff80004c8c180  syz-execprog
100126                   S       uwait   0xfffff80004c8c280  syz-execprog
100127                   S       uwait   0xfffff80004c8c380  syz-execprog
100128                   S       uwait   0xfffff8003147ee80  syz-execprog
100129                   S       uwait   0xfffff80004c8c480  syz-execprog
100130                   S       uwait   0xfffff80004c8c580  syz-execprog
100131                   S       kqread  0xfffff80004f28000  syz-execprog
  783   781   783     0  SWs     pause   0xfffff80004f960b0  csh
  781   694   781     0  Ss      select  0xfffff8003147e7c0  sshd
  760     1   760     0  Ss+     ttyin   0xfffff800049c1cb0  getty
  759     1   759     0  Ss+     ttyin   0xfffff80004ce28b0  getty
  758     1   758     0  Ss+     ttyin   0xfffff80004ce2cb0  getty
  757     1   757     0  Ss+     ttyin   0xfffff80004cea0b0  getty
  756     1   756     0  Ss+     ttyin   0xfffff80004cea4b0  getty
  755     1   755     0  Ss+     ttyin   0xfffff80004cea8b0  getty
  754     1   754     0  Ss+     ttyin   0xfffff80004ceacb0  getty
  753     1   753     0  Ss+     ttyin   0xfffff80004c5a0b0  getty
  752     1   752     0  Ss+     ttyin   0xfffff80004c5a4b0  getty
  750     1    24     0  S+      piperd  0xfffff8003159a8b8  logger
  749   748    24     0  SW+     nanslp  0xffffffff8273c861  sleep
  748     1    24     0  SW+     wait    0xfffff800315cca70  sh
  698     1   698     0  SWs     nanslp  0xffffffff8273c860  cron
  694     1   694     0  Ss      select  0xfffff800049b96c0  sshd
  507     1   507     0  Ss      select  0xfffff80031452440  syslogd
  436     1   436     0  SWs     wait    0xfffff80004f96538  devd
  435     1   435    65  Ss      select  0xfffff80031452ec0  dhclient
  350     1   350     0  Ss      select  0xfffff80031452dc0  dhclient
  347     1   347     0  Ss      select  0xfffff80004fe2140  dhclient
   23     0     0     0  DL      vlruwt  0xfffff80004cc7000  [vnlru]
   22     0     0     0  DL      syncer  0xffffffff8282bcd0  [syncer]
   21     0     0     0  RL      (threaded)                  [bufdaemon]
100080                   D       qsleep  0xffffffff8282ad80  [bufdaemon]
100085                   D       -       0xffffffff8220ae00  [bufspacedaemon-0]
100098                   RunQ                                [/ worker]
   20     0     0     0  DL      psleep  0xffffffff82852b88  [vmdaemon]
   19     0     0     0  RL      (threaded)                  [pagedaemon]
100078                   RunQ                                [dom0]
100086                   D       laundp  0xffffffff81e1e0e1  [laundry: dom0]
100087                   D       umarcl  0xffffffff815c7640  [uma]
   18     0     0     0  DL      -       0xffffffff82570bf8  [rand_harvestq]
   17     0     0     0  DL      waiting 0xffffffff82e33818  [sctp_iterator]
   16     0     0     0  DL      pftm    0xffffffff82f2e3c0  [pf purge]
   15     0     0     0  DL      -       0xffffffff828283dc  [soaiod4]
    9     0     0     0  DL      -       0xffffffff828283dc  [soaiod3]
    8     0     0     0  DL      -       0xffffffff828283dc  [soaiod2]
    7     0     0     0  DL      -       0xffffffff828283dc  [soaiod1]
    6     0     0     0  DL      (threaded)                  [cam]
100043                   D       -       0xffffffff824480c0  [doneq0]
100044                   D       -       0xffffffff82448040  [async]
100077                   D       -       0xffffffff82447f10  [scanner]
   14     0     0     0  DL      seqstat 0xfffff800045a9888  [sequencer 00]
    5     0     0     0  DL      crypto_ 0xfffff80004619d80  [crypto returns 1]
    4     0     0     0  DL      crypto_ 0xfffff80004619d30  [crypto returns 0]
    3     0     0     0  DL      crypto_ 0xffffffff82844520  [crypto]
   13     0     0     0  DL      (threaded)                  [geom]
100034                   D       -       0xffffffff8271c0a0  [g_event]
100035                   D       -       0xffffffff8271c0a8  [g_up]
100036                   D       -       0xffffffff8271c0b0  [g_down]
    2     0     0     0  DL      (threaded)                  [KTLS]
100027                   D       -       0xfffff8000455d700  [thr_0]
100028                   D       -       0xfffff8000455d780  [thr_1]
   12     0     0     0  WL      (threaded)                  [intr]
100012                   I                                   [swi6: task queue]
100016                   I                                   [swi6: Giant taskq]
100018                   I                                   [swi5: fast taskq]
100029                   I                                   [swi1: netisr 0]
100030                   I                                   [swi3: vm]
100031                   I                                   [swi4: clock (0)]
100032                   I                                   [swi4: clock (1)]
100045                   I                                   [irq24: virtio_pci0]
100046                   I                                   [irq25: virtio_pci0]
100047                   I                                   [irq26: virtio_pci0]
100048                   I                                   [irq27: virtio_pci0]
100049                   I                                   [irq28: virtio_pci1]
100050                   I                                   [irq29: virtio_pci1]
100051                   I                                   [irq30: virtio_pci1]
100052                   I                                   [irq31: virtio_pci1]
100053                   I                                   [irq32: virtio_pci1]
100058                   I                                   [irq10: virtio_pci2]
100060                   I                                   [irq1: atkbd0]
100061                   I                                   [irq12: psm0]
100062                   I                                   [swi0: uart uart++]
100070                   I                                   [swi1: pf send]
100083                   I                                   [swi1: hpts]
100084                   I                                   [swi1: hpts]
   11     0     0     0  RL      (threaded)                  [idle]
100003                   CanRun                              [idle: cpu0]
100004                   CanRun                              [idle: cpu1]
    1     0     1     0  SLs     wait    0xfffff80004512538  [init]
   10     0     0     0  DL      audit_w 0xffffffff82844a30  [audit]
    0     0     0     0  DLs     (threaded)                  [kernel]
100000                   D       swapin  0xffffffff8271c630  [swapper]
100005                   D       -       0xfffff80004144800  [softirq_0]
100006                   D       -       0xfffff80004144700  [softirq_1]
100007                   D       -       0xfffff80004144600  [if_io_tqg_0]
100008                   D       -       0xfffff80004144500  [if_io_tqg_1]
100009                   D       -       0xfffff80004144400  [if_config_tqg_0]
100010                   D       -       0xfffff80004561600  [kqueue_ctx taskq]
100011                   D       -       0xfffff80004561500  [in6m_free taskq]
100013                   D       -       0xfffff80004561200  [linuxkpi_irq_wq]
100014                   D       -       0xfffff80004561100  [inm_free taskq]
100015                   D       -       0xfffff80004561000  [aiod_kick taskq]
100017                   D       -       0xfffff8000455dc00  [thread taskq]
100019                   D       -       0xfffff8000455d900  [linuxkpi_short_wq_0]
100020                   D       -       0xfffff8000455d900  [linuxkpi_short_wq_1]
100021                   D       -       0xfffff8000455d900  [linuxkpi_short_wq_2]
100022                   D       -       0xfffff8000455d900  [linuxkpi_short_wq_3]
100023                   D       -       0xfffff8000455d800  [linuxkpi_long_wq_0]
100024                   D       -       0xfffff8000455d800  [linuxkpi_long_wq_1]
100025                   D       -       0xfffff8000455d800  [linuxkpi_long_wq_2]
100026                   D       -       0xfffff8000455d800  [linuxkpi_long_wq_3]
100033                   D       -       0xfffff8000455d100  [firmware taskq]
100037                   D       -       0xfffff80004618e00  [crypto_0]
100038                   D       -       0xfffff80004618e00  [crypto_1]
100054                   D       -       0xfffff80004618800  [vtnet0 rxq 0]
100055                   D       -       0xfffff80004618700  [vtnet0 txq 0]
100056                   D       -       0xfffff80004618600  [vtnet0 rxq 1]
100057                   D       -       0xfffff80004618500  [vtnet0 txq 1]
100059                   D       vtbslp  0xfffff8000495c480  [virtio_balloon]
100063                   D       -       0xfffff8000495db00  [mca taskq]
100066                   D       -       0xffffffff81e1e0e0  [deadlkres]
100072                   D       -       0xfffff80004c22700  [acpi_task_0]
100073                   D       -       0xfffff80004c22700  [acpi_task_1]
100074                   D       -       0xfffff80004c22700  [acpi_task_2]
100076                   D       -       0xfffff80004618d00  [CAM taskq]
db> show all locks
Process 837 (syz-executor.0) thread 0xfffffe0094c51000 (100148)
exclusive sleep mutex pmap (pmap) r = 0 (0xffffffff828802b0) locked @ /syzkaller/managers/main/kernel/sys/amd64/amd64/pmap.c:6155
Process 834 (syz-executor.1) thread 0xfffffe0094c43700 (100153)
exclusive sleep mutex vm map (system) (vm map (system)) r = 0 (0xffffffff828465d8) locked @ /syzkaller/managers/main/kernel/sys/vm/vm_map.c:2158
db> show malloc
              Type        InUse        MemUse     Requests
              temp           36      1780473K         1891
           pf_hash            5        11524K            5
            devbuf         4216         4340K         4241
          tcp_hpts            5         3201K            5
             vtbuf           24         1968K           46
         sysctloid        31145         1826K        31212
              kobj          332         1328K          492
            newblk          458         1139K          500
          vfscache            3         1025K            3
          inodedep           70          538K           94
               pcb           30          537K           92
         ufs_quota            1          512K            1
          vfs_hash            1          512K            1
           callout            2          512K            2
              intr            4          472K            4
           subproc          128          280K          911
          filedesc           30          233K           82
            acpica         1674          184K        55406
         vnet_data            1          168K            1
           tidhash            3          141K            3
           pagedep           26          135K           31
        tfo_ccache            1          128K            1
            DEVFS1          106          106K          123
               sem            4          106K            4
            linker          287          101K          322
               bus          995           81K         3509
          mtx_pool            2           72K            2
          syncache            1           68K            1
          acpitask            1           64K            1
       ddb_capture            1           64K            1
            module          507           64K          507
              umtx          360           45K          360
           kdtrace          218           43K         1001
               BPF           22           36K           22
         hostcache            1           32K            1
               shm            1           32K            1
            DEVFS3          125           32K          135
               msg            4           30K            4
              vmem            3           26K            4
        gtaskqueue           18           26K           18
            kbdmux            6           22K            6
        DEVFS_RULE           56           20K           56
            ifaddr           67           19K           69
         ufs_mount            5           17K            6
              proc            3           17K            3
          routetbl          131           17K          414
               tty           16           16K           16
           ithread           99           16K           99
            bus-sc           33           14K         1719
           lltable           44           14K           44
            KTRACE          100           13K          100
             ifnet            7           13K            7
       ether_multi          152           13K          162
              kenv           93           12K           93
      eventhandler          133           12K          133
              rman           84           10K          425
              GEOM           60           10K          489
         in6_multi           65            9K           65
         bmsafemap            2            9K           64
              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          236            8K          294
            diradd           50            7K           62
            kqueue           66            7K          851
            sglist            5            7K            5
           CAM DEV            3            6K          510
         taskqueue           57            6K           57
            plimit           22            6K          365
              cred           22            6K          240
         CAM queue            5            6K         1528
       ufs_dirhash           20            5K           24
               UMA          265            5K          265
          pf_ifnet           10            5K           19
            dirrem           17            5K           28
                vt           11            5K           11
           memdesc            1            4K            1
               MCA           32            4K           32
             evdev            4            4K            4
           pwddesc           64            4K          847
             mkdir           28            4K           40
           acpisem           28            4K           28
           session           26            4K           37
             hhook           13            4K           13
       fpukern_ctx            3            3K            3
          terminal           11            3K           11
         proc-args           47            3K          564
          indirdep           10            3K           10
           uidinfo            3            3K            8
        local_apic            1            2K            1
           io_apic            1            2K            1
         newdirblk           16            2K           20
         ipsec-saq            2            2K            2
             lockf           19            2K           29
             selfd           31            2K         7552
            ip6ndp           12            2K           13
            Unitno           31            2K           47
          sctp_ifa           13            2K           14
           CAM XPT           22            2K          543
          in_multi            6            2K            8
       ipsecpolicy            2            2K            2
           acpidev           20            2K           20
            select           10            2K           34
               msi            9            2K            9
             clone            9            2K            9
               tun            7            2K            7
           softdep            1            1K            1
            sahead            1            1K            1
          secasvar            1            1K            1
             nhops            6            1K            8
       vnodemarker            2            1K            8
      NFSD session            1            1K            1
        CAM periph            4            1K          271
             ipsec            3            1K            3
          sctp_ifn            6            1K           14
               mld            6            1K            6
              igmp            6            1K            6
         toponodes            6            1K            6
            isadev            6            1K            6
             mount           16            1K           89
          pci_link           10            1K           10
            crypto            4            1K            4
 encap_export_host           12            1K           12
       inpcbpolicy           17            1K          179
            DEVFSP            8            1K            8
              pfil            4            1K            4
           CAM SIM            2            1K            2
              cdev            2            1K            2
    chacha20random            1            1K            1
               osd            3            1K           10
      NFSD lckfile            1            1K            1
     NFSD V4client            1            1K            1
             DEVFS            9            1K           10
            vnodes            1            1K            1
              ktls            1            1K            1
          procdesc            2            1K            8
            feeder            7            1K            7
            soname           10            1K         3244
           tcpfunc            3            1K            3
        loginclass            3            1K            7
            prison            6            1K            6
             linux            5            1K            6
        aesni_data            2            1K            2
            apmdev            1            1K            1
          atkbddev            2            1K            2
     CAM dev queue            2            1K            2
 CAM I/O Scheduler            1            1K            1
          CAM path            4            1K         1034
          pmchooks            1            1K            1
          filecaps            5            1K           72
          nexusdev            7            1K            7
          sctp_vrf            1            1K            1
              vnet            1            1K            1
           entropy            2            1K           42
          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
            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
        sctp_mcore            0            0K            0
        sctp_socko            0            0K            0
         sctp_iter            0            0K            8
         sctp_mvrf            0            0K            0
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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
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db> show uma
              Zone   Size    Used    Free    Requests  Sleeps  Bucket  Total Mem    XFree
   mbuf_jumbo_page   4096    8324     753       12246       0     253   37179392        0
        RADIX NODE    144   32858      95       54250       0      62    4745232        0
              pbuf   2624       0     989           0       0       2    2595136        0
              mbuf    256    8656     644       18761       0     254    2380800        0
          BUF TRIE    144     177   13291         389       0      62    1939392        0
        malloc-384    384    4116       4        4116       0      30    1582080        0
       malloc-4096   4096     332       1         492       0       2    1363968        0
        malloc-128    128   10196      34       10209       0     126    1309440        0
       UMA Slabs 0    112    9887      46        9916       0     126    1112496        0
         FFS inode   1160     522      17         533       0       8     625240        0
       tcp_bbr_map    128    4296      44        4296       0     126     555520        0
            lkpimm    160       1    2324           1       0      62     372000        0
          lkpicurr    160       2    2323           2       0      62     372000        0
            THREAD   1792     153      27         153       0       8     322560        0
         VM OBJECT    264    1186      14       13957       0      30     316800        0
       malloc-4096   4096      74       0         857       0       2     303104        0
      malloc-16384  16384      18       0         218       0       1     294912        0
      malloc-65536  65536       4       0           4       0       1     262144        0
             VNODE    448     557      19         570       0      30     258048        0
         malloc-64     64    3475     242        4506       0     254     237888        0
        256 Bucket   2048     103      11       10095       0       8     233472        0
         malloc-16     16   12914     336       13001       0     254     212000        0
      malloc-65536  65536       1       2         197       0       1     196608        0
         UMA Zones    768     237       2         237       0      16     183552        0
        malloc-128    128    1387      39       29140       0     126     182528        0
         malloc-32     32    4905     387        5708       0     254     169344        0
        malloc-256    256     554      31         942       0      62     149760        0
        malloc-128    128    1053      32        2105       0     126     138880        0
       FFS2 dinode    256     522       3         531       0      62     134400        0
      malloc-65536  65536       2       0           2       0       1     131072        0
         MAP ENTRY     96    1290      54       42228       0     126     129024        0
         vmem btag     56    2001      75        2001       0     254     116256        0
            DEVCTL   1024      12     100         131       0       0     114688        0
       malloc-1024   1024     107       5         127       0      16     114688        0
       S VFS Cache    104    1009      83        1050       0     126     113568        0
           VMSPACE   2544      41       1         825       0       4     106848        0
       malloc-8192   8192       9       4         138       0       1     106496        0
       malloc-2048   2048       2      46        1748       0       8      98304        0
          UMA Kegs    384     222       1         222       0      30      85632        0
              PROC   1336      63       0         846       0       8      84168        0
       malloc-4096   4096      15       4         114       0       2      77824        0
         filedesc0   1072      64       6         847       0       8      75040        0
             g_bio    408       0     180        4497       0      30      73440        0
      mbuf_cluster   2048      30       2          30       0     253      65536        0
      malloc-65536  65536       1       0           1       0       1      65536        0
      malloc-65536  65536       0       1           8       0       1      65536        0
      malloc-65536  65536       1       0           1       0       1      65536        0
      malloc-32768  32768       0       2         130       0       1      65536        0
      malloc-32768  32768       2       0           2       0       1      65536        0
        malloc-256    256     236      19         858       0      62      65280        0
        128 Bucket   1024      40      15         730       0      16      56320        0
      malloc-16384  16384       3       0           3       0       1      49152        0
       malloc-4096   4096      11       1         543       0       2      49152        0
        malloc-128    128     117     255         467       0     126      47616        0
        malloc-384    384     103      17         151       0      30      46080        0
       malloc-2048   2048       4      18         511       0       8      45056        0
         malloc-64     64     570     123       15363       0     254      44352        0
        malloc-128    128     297      44         454       0     126      43648        0
        malloc-256    256     152      13         177       0      62      42240        0
         32 Bucket    256      45     120        6154       0      62      42240        0
            clpbuf   2624       0      16          14       0      15      41984        0
           DIRHASH   1024      30      10          34       0      16      40960        0
             NAMEI   1024       0      40       13070       0      16      40960        0
       malloc-8192   8192       5       0           5       0       1      40960        0
            pcpu-8      8    4577     543        4733       0     254      40960        0
        malloc-256    256     110      40         214       0      62      38400        0
         64 Bucket    512      53      19       10698       0      30      36864        0
      malloc-32768  32768       1       0           1       0       1      32768        0
       malloc-8192   8192       3       1           5       0       1      32768        0
           pcpu-64     64     478      34         478       0     254      32768        0
         malloc-64     64     483      21         695       0     254      32256        0
        malloc-384    384      78       2          78       0      30      30720        0
            socket    944      30       2        1323       0     253      30208        0
       malloc-4096   4096       4       3         203       0       2      28672        0
       malloc-2048   2048      11       3         108       0       8      28672        0
          ksiginfo    112      48     204          70       0     126      28224        0
         TURNSTILE    136     181       8         181       0      62      25704        0
       malloc-1024   1024      10      14        1222       0      16      24576        0
       malloc-1024   1024      18       6          22       0      16      24576        0
        malloc-512    512       4      44         512       0      30      24576        0
            ttyinq    160     135      15         300       0      62      24000        0
             tcpcb   1048       9      13          13       0     253      23056        0
           ttyoutq    256      72      18         160       0      62      23040        0
        malloc-384    384      52       8          52       0      30      23040        0
              pipe    744      21       9         311       0      16      22320        0
       malloc-2048   2048       2       8         282       0       8      20480        0
       Mountpoints   2752       2       5           2       0       4      19264        0
        malloc-256    256      33      42         384       0      62      19200        0
        SLEEPQUEUE     88     181      11         181       0     126      16896        0
      malloc-16384  16384       1       0           1       0       1      16384        0
       malloc-8192   8192       2       0           2       0       1      16384        0
       malloc-1024   1024      12       4          12       0      16      16384        0
       malloc-1024   1024      11       5          11       0      16      16384        0
         malloc-64     64     152     100        1749       0     254      16128        0
         malloc-64     64     136     116         194       0     254      16128        0
         malloc-32     32     418      86         590       0     254      16128        0
         malloc-32     32     117     387        4050       0     254      16128        0
             Files     80     137      63        7163       0     126      16000        0
          8 Bucket     80      39     161         500       0     126      16000        0
        malloc-384    384      22      18         369       0      30      15360        0
        malloc-256    256      37      23         314       0      62      15360        0
       tcp_bbr_pcb    832       4      14           4       0      16      14976        0
       malloc-2048   2048       6       0           6       0       8      12288        0
       malloc-2048   2048       5       1         196       0       8      12288        0
       malloc-1024   1024       5       7          21       0      16      12288        0
       malloc-1024   1024       8       4           9       0      16      12288        0
        malloc-512    512       3      21         193       0      30      12288        0
         malloc-64     64      77     112        7622       0     254      12096        0
         malloc-64     64      35     154         335       0     254      12096        0
        malloc-128    128      57      36          73       0     126      11904        0
         udp_inpcb    488       6      18         161       0     253      11712        0
              kenv    258      15      30        1052       0      30      11610        0
     routing nhops    256      27      18          34       0      62      11520        0
        malloc-256    256      14      31         106       0      62      11520        0
        malloc-256    256      20      25         639       0      62      11520        0
       malloc-8192   8192       1       0           1       0       1       8192        0
       malloc-8192   8192       1       0           1       0       1       8192        0
       malloc-8192   8192       1       0           1       0       1       8192        0
       malloc-4096   4096       0       2           3       0       2       8192        0
       malloc-2048   2048       3       1           3       0       8       8192        0
       malloc-1024   1024       0       8           5       0      16       8192        0
        malloc-512    512       8       8          14       0      30       8192        0
        malloc-512    512       8       8           8       0      30       8192        0
           rtentry    176      30      16          34       0      62       8096        0
              PGRP     88      26      66          37       0     126       8096        0
          rl_entry     40      43     159          43       0     254       8080        0
        sctp_laddr     48       0     168          12       0     254       8064        0
             udpcb     32       6     246         161       0     254       8064        0
               PWD     32      19     233         113       0     254       8064        0
         malloc-64     64       8     118           9       0     254       8064        0
         malloc-32     32       6     246          11       0     254       8064        0
         malloc-32     32      37     215         741       0     254       8064        0
         malloc-32     32      32     220         205       0     254       8064        0
         16 Bucket    144      34      22         201       0      62       8064        0
          4 Bucket     48       6     162          52       0     254       8064        0
          2 Bucket     32      42     210         540       0     254       8064        0
      vtnet_tx_hdr     24       0     334        5369       0     254       8016        0
             KNOTE    160      26      24         415       0      62       8000        0
         malloc-16     16       1     499           4       0     254       8000        0
         malloc-16     16      20     480          59       0     254       8000        0
         malloc-16     16     314     186         523       0     254       8000        0
         malloc-16     16      27     473          28       0     254       8000        0
         malloc-16     16     188     312        1429       0     254       8000        0
         malloc-16     16      37     463       25440       0     254       8000        0
         malloc-16     16      10     490          20       0     254       8000        0
        malloc-128    128       9      53          15       0     126       7936        0
        malloc-128    128       8      54         105       0     126       7936        0
         tcp_inpcb    488       9       7          13       0     253       7808        0
             unpcb    256      11      19        1118       0     253       7680        0
       mbuf_packet    256       1      29         136       0     254       7680        0
        malloc-384    384       0      20          24       0      30       7680        0
        malloc-384    384      20       0          20       0      30       7680        0
     FPU_save_area    832       1       8           1       0      16       7488        0
            cpuset    104       7      55           7       0     126       6448        0
 epoch_record pcpu    256       4      12           4       0      62       4096        0
       malloc-2048   2048       1       1           1       0       8       4096        0
        malloc-512    512       0       8           2       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     253       4032        0
         malloc-32     32       0     126           2       0     254       4032        0
         malloc-32     32     117       9         266       0     254       4032        0
             ripcb    488       2       6           5       0     253       3904        0
       UMA Slabs 1    176       9      13           9       0      62       3872        0
        malloc-384    384       1       9           2       0      30       3840        0
            mqnode    416       3       6           3       0      30       3744        0
        KMAP ENTRY     96      12      27          12       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
             swblk    136       0       0           0       0      62          0        0
          swpctrie    144       0       0           0       0      62          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     253          0        0
        sctp_readq    152       0       0           0       0     253          0        0
        sctp_chunk    152       0       0           0       0     253          0        0
        sctp_raddr    736       0       0           0       0     253          0        0
         sctp_asoc   2288       0       0           0       0     253          0        0
           sctp_ep   1280       0       0           0       0     253          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     253          0        0
     pf state keys     88       0       0           0       0     126          0        0
         pf states    296       0       0           0       0     253          0        0
           pf tags    104       0       0           0       0     126          0        0
          pf mtags     48       0       0           0       0     254          0        0
      tcp_rack_pcb    704       0       0           0       0      16          0        0
      tcp_rack_map    120       0       0           0       0     126          0        0
    IPsec SA lft_c     16       0       0           0       0     254          0        0
     udplite_inpcb    488       0       0           0       0     253          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     253          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     253          0        0
               ipq     56       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
           NCLNODE    584       0       0           0       0      16          0        0
        mqnotifier    216       0       0           0       0      62          0        0
            mvdata     64       0       0           0       0     254          0        0
            mqueue    248       0       0           0       0      62          0        0
        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     24       0       0           0       0     254          0        0
  linux_dma_pctrie    144       0       0           0       0      62          0        0
   IOMMU_MAP_ENTRY    120       0       0           0       0     126          0        0
      ktls_session    192       0       0           0       0      62          0        0
    mbuf_jumbo_16k  16384       0       0           0       0     253          0        0
     mbuf_jumbo_9k   9216       0       0           0       0     253          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      63          0        0
            mdpbuf   2624       0       0           0       0       3          0        0
           nfspbuf   2624       0       0           0       0      15          0        0
            swwbuf   2624       0       0           0       0       7          0        0
            swrbuf   2624       0       0           0       0      15          0        0
          umtx_shm     88       0       0           0       0     126          0        0
           umtx pi     96       0       0           0       0     126          0        0
rangeset pctrie nodes    144       0       0           0       0      62          0        0
      malloc-65536  65536       0       0           0       0       1          0        0
      malloc-65536  65536       0       0           0       0       1          0        0
      malloc-32768  32768       0       0           0       0       1          0        0
      malloc-32768  32768       0       0           0       0       1          0        0
      malloc-32768  32768       0       0           0       0       1          0        0
      malloc-32768  32768       0       0           0       0       1          0        0
      malloc-32768  32768       0       0           0       0       1          0        0
      malloc-16384  16384       0       0           0       0       1          0        0
      malloc-16384  16384       0       0           0       0       1          0        0
      malloc-16384  16384       0       0           0       0       1          0        0
      malloc-16384  16384       0       0           0       0       1          0        0
      malloc-16384  16384       0       0           0       0       1          0        0
       malloc-8192   8192       0       0           0       0       1          0        0
       malloc-4096   4096       0       0           0       0       2          0        0
       malloc-4096   4096       0       0           0       0       2          0        0
        malloc-512    512       0       0           0       0      30          0        0
        malloc-512    512       0       0           0       0      30          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 (299):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets Title
ci-freebsd-main 2021/04/29 18:40 freebsd-src a4b5f7ba3e9b 77e2b668 console log report syz panic: pmap_growkernel: no memory to grow kernel
ci-freebsd-main 2021/02/19 07:47 freebsd-src 2f48313ab26e 14052202 console log report syz panic: pmap_growkernel: no memory to grow kernel
ci-freebsd-main 2021/01/03 16:43 freebsd de1aa3dab23c 79264ae3 console log report syz
ci-freebsd-main 2020/11/26 03:56 freebsd 8848cda937bc 2f1cec62 console log report syz
ci-freebsd-main 2020/11/20 06:52 freebsd 472792085357 0767f13f console log report syz
ci-freebsd-main 2020/11/20 04:16 freebsd 472792085357 0767f13f console log report syz
ci-freebsd-main 2020/10/24 09:30 freebsd 853df70e1c62 2bb6666c console log report syz
ci-freebsd-main 2020/04/30 08:03 freebsd 2338a28d9e4f 2dd552a5 console log report syz
ci-freebsd-i386 2020/11/20 05:40 freebsd 472792085357 0767f13f console log report syz
ci-freebsd-main 2021/01/16 07:57 freebsd-src 79a5c790bdf0 65a7a854 console log report syz
ci-freebsd-main 2021/01/05 18:28 freebsd-src 225afb6cad98 b1c228e1 console log report syz
ci-freebsd-main 2021/08/03 00:14 freebsd-src 1b1bb6f17880 6c236867 console log report panic: pmap_growkernel: no memory to grow kernel
ci-freebsd-main 2021/07/23 10:08 freebsd-src 95f0da5be1e3 bc5f1d88 console log report panic: pmap_growkernel: no memory to grow kernel
ci-freebsd-main 2021/07/20 10:41 freebsd-src b5e73dd952f9 e6a17580 console log report panic: pmap_growkernel: no memory to grow kernel
ci-freebsd-main 2021/07/17 05:24 freebsd-src ae47eecf87b5 f115ae98 console log report panic: pmap_growkernel: no memory to grow kernel
ci-freebsd-main 2021/07/07 05:53 freebsd-src e41fde3ed71c cca78469 console log report panic: pmap_growkernel: no memory to grow kernel
ci-freebsd-main 2021/07/06 03:11 freebsd-src f649cff58721 55aa55c2 console log report panic: pmap_growkernel: no memory to grow kernel
ci-freebsd-main 2021/07/05 19:47 freebsd-src f649cff58721 55aa55c2 console log report panic: pmap_growkernel: no memory to grow kernel
ci-freebsd-main 2021/07/04 07:38 freebsd-src 24f398e7a153 55aa55c2 console log report panic: pmap_growkernel: no memory to grow kernel
ci-freebsd-main 2021/07/03 13:48 freebsd-src 6329ca325e02 55aa55c2 console log report panic: pmap_growkernel: no memory to grow kernel
ci-freebsd-main 2021/07/03 04:36 freebsd-src c95156691588 55aa55c2 console log report panic: pmap_growkernel: no memory to grow kernel
ci-freebsd-main 2021/07/01 13:42 freebsd-src c5f4772c66d2 658ebc66 console log report panic: pmap_growkernel: no memory to grow kernel
ci-freebsd-main 2021/07/01 06:52 freebsd-src 28dd6730a5d6 38a885d1 console log report panic: pmap_growkernel: no memory to grow kernel
ci-freebsd-main 2021/07/01 02:44 freebsd-src 28dd6730a5d6 38a885d1 console log report panic: pmap_growkernel: no memory to grow kernel
ci-freebsd-main 2021/06/28 06:49 freebsd-src 91064841d72b 9d2ab5df console log report panic: pmap_growkernel: no memory to grow kernel
ci-freebsd-main 2021/06/27 12:43 freebsd-src 19c288b3a664 9d2ab5df console log report panic: pmap_growkernel: no memory to grow kernel
ci-freebsd-main 2021/06/27 06:59 freebsd-src 9a8e4527f07d 9d2ab5df console log report panic: pmap_growkernel: no memory to grow kernel
ci-freebsd-main 2021/06/26 18:53 freebsd-src 18b19f8c6e04 9d2ab5df console log report panic: pmap_growkernel: no memory to grow kernel
ci-freebsd-main 2021/06/25 10:41 freebsd-src 66aec14a5391 0edbbe31 console log report panic: pmap_growkernel: no memory to grow kernel
ci-freebsd-main 2021/06/24 10:09 freebsd-src e6caac717b4f ec865f6a console log report panic: pmap_growkernel: no memory to grow kernel
ci-freebsd-main 2021/06/24 06:15 freebsd-src f13da24715a7 fe4ab389 console log report panic: pmap_growkernel: no memory to grow kernel
ci-freebsd-main 2021/06/24 05:00 freebsd-src f13da24715a7 fe4ab389 console log report panic: pmap_growkernel: no memory to grow kernel
ci-freebsd-main 2021/06/23 17:26 freebsd-src ddfc9c4c59e2 aba2b2fb console log report panic: pmap_growkernel: no memory to grow kernel
ci-freebsd-main 2021/06/23 16:15 freebsd-src ddfc9c4c59e2 aba2b2fb console log report panic: pmap_growkernel: no memory to grow kernel
ci-freebsd-main 2021/06/23 01:55 freebsd-src e3be51b2bc7c aba2b2fb console log report panic: pmap_growkernel: no memory to grow kernel
ci-freebsd-main 2021/06/22 13:05 freebsd-src 15fccd86b9dd aba2b2fb console log report panic: pmap_growkernel: no memory to grow kernel
ci-freebsd-main 2021/06/21 20:45 freebsd-src 7544c1d20d8b aba2b2fb console log report panic: pmap_growkernel: no memory to grow kernel
ci-freebsd-main 2021/06/21 09:40 freebsd-src 13604fb0fd43 aba2b2fb console log report panic: pmap_growkernel: no memory to grow kernel
ci-freebsd-main 2021/06/16 19:08 freebsd-src 3e4946f0aad9 c06f97ad console log report panic: pmap_growkernel: no memory to grow kernel
ci-freebsd-main 2021/06/15 03:11 freebsd-src 4c3280e58727 1ba81399 console log report panic: pmap_growkernel: no memory to grow kernel
ci-freebsd-main 2021/06/14 14:12 freebsd-src efec757b2042 1ba81399 console log report panic: pmap_growkernel: no memory to grow kernel
ci-freebsd-main 2021/06/13 20:58 freebsd-src 8345c513c552 1ba81399 console log report panic: pmap_growkernel: no memory to grow kernel
ci-freebsd-main 2021/06/13 11:09 freebsd-src 345077ccd521 1ba81399 console log report panic: pmap_growkernel: no memory to grow kernel
ci-freebsd-main 2021/06/13 02:38 freebsd-src 345077ccd521 1ba81399 console log report panic: pmap_growkernel: no memory to grow kernel
ci-freebsd-main 2021/06/12 21:29 freebsd-src e7424879e3f6 1ba81399 console log report panic: pmap_growkernel: no memory to grow kernel
ci-freebsd-main 2021/06/12 16:10 freebsd-src e7424879e3f6 1ba81399 console log report panic: pmap_growkernel: no memory to grow kernel
ci-freebsd-main 2021/06/11 03:25 freebsd-src cedaad93176e 1ba81399 console log report panic: pmap_growkernel: no memory to grow kernel
ci-freebsd-main 2021/06/09 20:42 freebsd-src dc318a4ffabc 84fe5d96 console log report panic: pmap_growkernel: no memory to grow kernel
ci-freebsd-main 2021/06/09 10:55 freebsd-src f20893853e8e 5c2fe346 console log report panic: pmap_growkernel: no memory to grow kernel
ci-freebsd-main 2021/06/09 04:20 freebsd-src f20893853e8e 5c2fe346 console log report panic: pmap_growkernel: no memory to grow kernel
ci-freebsd-main 2021/06/08 21:09 freebsd-src f570a6723e14 5c2fe346 console log report panic: pmap_growkernel: no memory to grow kernel
ci-freebsd-main 2021/06/04 21:19 freebsd-src f9b1e711f0d8 966a236b console log report panic: pmap_growkernel: no memory to grow kernel
ci-freebsd-main 2021/06/04 01:59 freebsd-src 8682abbf7bff 0740de69 console log report panic: pmap_growkernel: no memory to grow kernel
ci-freebsd-main 2021/06/03 10:48 freebsd-src 29cd0d72008e 0740de69 console log report panic: pmap_growkernel: no memory to grow kernel
ci-freebsd-main 2021/06/03 02:34 freebsd-src 29cd0d72008e 0740de69 console log report panic: pmap_growkernel: no memory to grow kernel
ci-freebsd-main 2021/06/01 23:25 freebsd-src ec7b47fc81b2 032639db console log report panic: pmap_growkernel: no memory to grow kernel
ci-freebsd-main 2021/06/01 11:18 freebsd-src 8790fe3058c8 032639db console log report panic: pmap_growkernel: no memory to grow kernel
ci-freebsd-main 2021/06/01 09:46 freebsd-src 8790fe3058c8 032639db console log report panic: pmap_growkernel: no memory to grow kernel
ci-freebsd-main 2021/05/30 05:14 freebsd-src d81f999ac223 325a8dab console log report panic: pmap_growkernel: no memory to grow kernel
ci-freebsd-main 2021/05/29 00:18 freebsd-src 023ee5392c77 858ea628 console log report panic: pmap_growkernel: no memory to grow kernel
ci-freebsd-main 2021/05/28 11:24 freebsd-src f81b451dcccd 858ea628 console log report panic: pmap_growkernel: no memory to grow kernel
ci-freebsd-i386 2021/04/02 13:43 freebsd-src f79bd71def7a 6a81331a console log report panic: pmap_growkernel: no memory to grow kernel
ci-freebsd-main 2020/04/29 22:20 freebsd 2338a28d9e4f 2dd552a5 console log report
ci-freebsd-main 2021/01/17 02:28 freebsd-src 7593c13e180f 65a7a854 console log report
* Struck through repros no longer work on HEAD.