syzbot


panic: pool_do_get: pfiaddrpl: page empty

Status: auto-closed as invalid on 2022/06/26 03:27
Reported-by: syzbot+cf144451329cc12d7077@syzkaller.appspotmail.com
First crash: 774d, last: 774d

Sample crash report:
panic: pool_do_get: pfiaddrpl: page empty
Stopped at      db_enter+0x18:  addq    $0x8,%rsp
    TID    PID    UID     PRFLAGS     PFLAGS  CPU  COMMAND
* 24555  81379      0           0  0x4000000    0  syz-executor.3
db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:440
panic(ffffffff82565899) at panic+0x161 sys/kern/subr_prf.c:202
pool_do_get(ffffffff829c39e8,d,ffff8000299a4e78) at pool_do_get+0x3f3 sys/kern/subr_pool.c:728
pool_get(ffffffff829c39e8,d) at pool_get+0xb3 sys/kern/subr_pool.c:584
pfi_dynaddr_setup(ffff800000c3c818,0) at pfi_dynaddr_setup+0x52 sys/net/pf_if.c:434
pfioctl(4900,cd60441a,ffff800000bbf000,3,ffff80002160f500) at pfioctl+0x8e08 pf_addr_setup sys/net/pf_ioctl.c:893 [inline]
pfioctl(4900,cd60441a,ffff800000bbf000,3,ffff80002160f500) at pfioctl+0x8e08 sys/net/pf_ioctl.c:1652
VOP_IOCTL(fffffd806e7e7a18,cd60441a,ffff800000bbf000,3,fffffd807f7d8720,ffff80002160f500) at VOP_IOCTL+0x8d sys/kern/vfs_vops.c:264
vn_ioctl(fffffd806c5fe010,cd60441a,ffff800000bbf000,ffff80002160f500) at vn_ioctl+0xb7 sys/kern/vfs_vnops.c:531
sys_ioctl(ffff80002160f500,ffff8000299a5398,ffff8000299a53f0) at sys_ioctl+0x49e
syscall(ffff8000299a5460) at syscall+0x44e sys/arch/amd64/amd64/trap.c:585
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x14f4943f030, count: 4
https://www.openbsd.org/ddb.html describes the minimum info required in bug
reports.  Insufficient info makes it difficult to find and fix bugs.
ddb> 
ddb> set $lines = 0
ddb> set $maxwidth = 0
ddb> show panic
*cpu0: pool_do_get: pfiaddrpl: page empty
ddb> trace
db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:440
panic(ffffffff82565899) at panic+0x161 sys/kern/subr_prf.c:202
pool_do_get(ffffffff829c39e8,d,ffff8000299a4e78) at pool_do_get+0x3f3 sys/kern/subr_pool.c:728
pool_get(ffffffff829c39e8,d) at pool_get+0xb3 sys/kern/subr_pool.c:584
pfi_dynaddr_setup(ffff800000c3c818,0) at pfi_dynaddr_setup+0x52 sys/net/pf_if.c:434
pfioctl(4900,cd60441a,ffff800000bbf000,3,ffff80002160f500) at pfioctl+0x8e08 pf_addr_setup sys/net/pf_ioctl.c:893 [inline]
pfioctl(4900,cd60441a,ffff800000bbf000,3,ffff80002160f500) at pfioctl+0x8e08 sys/net/pf_ioctl.c:1652
VOP_IOCTL(fffffd806e7e7a18,cd60441a,ffff800000bbf000,3,fffffd807f7d8720,ffff80002160f500) at VOP_IOCTL+0x8d sys/kern/vfs_vops.c:264
vn_ioctl(fffffd806c5fe010,cd60441a,ffff800000bbf000,ffff80002160f500) at vn_ioctl+0xb7 sys/kern/vfs_vnops.c:531
sys_ioctl(ffff80002160f500,ffff8000299a5398,ffff8000299a53f0) at sys_ioctl+0x49e
syscall(ffff8000299a5460) at syscall+0x44e sys/arch/amd64/amd64/trap.c:585
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x14f4943f030, count: -11
ddb> show registers
rdi                                0
rsi                              0x1
rbp               0xffff8000299a4d00
rbx               0xfffffd807db7ff90
rdx                                0
rcx                                0
rax               0xffff80002160f500
r8                 0x101010101010101
r9                0x8080808080808080
r10               0xbe2556c36f201698
r11               0xc09a79eb7ea5f5d7
r12                                0
r13                                0
r14                                0
r15                              0x1
rip               0xffffffff814d8df8    db_enter+0x18
cs                               0x8
rflags                         0x246
rsp               0xffff8000299a4cf0
ss                              0x10
db_enter+0x18:  addq    $0x8,%rsp
ddb> show proc
PROC (syz-executor.3) pid=24555 stat=onproc
    flags process=0 proc=4000000<THREAD>
    pri=32, usrpri=79, nice=20
    forw=0xffffffffffffffff, list=0xffff8000230e8d30,0xffffffff82aad110
    process=0xffff800021610fb8 user=0xffff8000299a0000, vmspace=0xfffffd806c4bdde0
    estcpu=36, cpticks=0, pctcpu=0.0
    user=0, sys=0, intr=0
ddb> ps
   PID     TID   PPID    UID  S       FLAGS  WAIT          COMMAND
 81379  203112  41960      0  2           0                syz-executor.3
*81379   24555  41960      0  7   0x4000000                syz-executor.3
 82732  460461  62482      0  3        0x80  nanoslp       syz-executor.1
 82732   92148  62482      0  3   0x4000080  fsleep        syz-executor.1
 19564  281324  10128      0  3        0x80  nanoslp       syz-executor.6
 19564  429996  10128      0  3   0x4000080  fsleep        syz-executor.6
  5587  500005  60871      0  3        0x82  nanoslp       syz-executor.2
 77995  159761  60871      0  3        0x82  nanoslp       syz-executor.7
 62482  391102  60871      0  3        0x82  nanoslp       syz-executor.1
 79204  473657  60871      0  3        0x82  nanoslp       syz-executor.0
 55552  296258      0      0  3     0x14200  bored         sosplice
 50363    5364      1      0  3    0x100083  ttyin         getty
 67024  166285      0      0  3     0x14280  nfsidl        nfsio
  5847   67914      0      0  3     0x14280  nfsidl        nfsio
 90410  460450      0      0  3     0x14280  nfsidl        nfsio
 81695  261891      0      0  3     0x14280  nfsidl        nfsio
 71714  126109      0      0  3     0x14280  nfsidl        nfsio
 11279  318579      0      0  3     0x14280  nfsidl        nfsio
 46878  279977      0      0  3     0x14280  nfsidl        nfsio
 88381  464182      0      0  3     0x14280  nfsidl        nfsio
 88231  160931      0      0  3     0x14280  nfsidl        nfsio
 38061  182352      0      0  3     0x14280  nfsidl        nfsio
 45651  161360      0      0  3     0x14280  nfsidl        nfsio
 24103  443955      0      0  3     0x14280  nfsidl        nfsio
 74482   36484      0      0  3     0x14280  nfsidl        nfsio
 49478  351126      0      0  3     0x14280  nfsidl        nfsio
 97593  523412      0      0  3     0x14280  nfsidl        nfsio
  9842   15101      0      0  3     0x14280  nfsidl        nfsio
 25427  225354      0      0  3     0x14280  nfsidl        nfsio
 62457  435783      0      0  3     0x14280  nfsidl        nfsio
 48937   61240      0      0  3     0x14280  nfsidl        nfsio
 22638  302559      0      0  3     0x14280  nfsidl        nfsio
 45479   86586  60871      0  3        0x82  nanoslp       syz-executor.5
 47109  214755  60871      0  2         0x2                syz-executor.4
 10128  266283  60871      0  3        0x82  nanoslp       syz-executor.6
 41960  405730  60871      0  3        0x82  nanoslp       syz-executor.3
 60871  217446  90568      0  3        0x82  thrsleep      syz-fuzzer
 60871  441563  90568      0  3   0x4000082  nanoslp       syz-fuzzer
 60871  400620  90568      0  3   0x4000082  kqread        syz-fuzzer
 60871  461734  90568      0  3   0x4000082  thrsleep      syz-fuzzer
 60871  246619  90568      0  3   0x4000082  thrsleep      syz-fuzzer
 60871  236316  90568      0  3   0x4000082  thrsleep      syz-fuzzer
 60871  255776  90568      0  3   0x4000082  thrsleep      syz-fuzzer
 60871  258348  90568      0  3   0x4000082  thrsleep      syz-fuzzer
 90568  328833  15112      0  3    0x10008a  sigsusp       ksh
 15112  279236  61420      0  3        0x9a  kqread        sshd
 61420  118960      1      0  3        0x88  kqread        sshd
 82505  173923  44896     73  3   0x1100090  kqread        syslogd
 44896  128778      1      0  3    0x100082  netio         syslogd
 51735   37704      1      0  3    0x100080  kqread        resolvd
 97392  330942  87771     77  3    0x100092  kqread        dhcpleased
 66103  402509  87771     77  3    0x100092  kqread        dhcpleased
 87771  358603      1      0  3        0x80  kqread        dhcpleased
 45575  476184      0      0  3     0x14200  bored         smr
  9173  182018      0      0  2     0x14200                zerothread
 88407  347219      0      0  3     0x14200  aiodoned      aiodoned
 66732  212130      0      0  3     0x14200  syncer        update
 27681  189896      0      0  3     0x14200  cleaner       cleaner
 12474   52108      0      0  3     0x14200  reaper        reaper
 71647  176245      0      0  3     0x14200  pgdaemon      pagedaemon
 11982  237981      0      0  3     0x14200  bored         viomb
 84297   83675      0      0  3  0x40014200  acpi0         acpi0
  3317  197697      0      0  3     0x14200  bored         softnet
 31056  461201      0      0  3     0x14200  bored         systqmp
 19419  222356      0      0  3     0x14200  bored         systq
 16375  384852      0      0  3  0x40014200  bored         softclock
 62584   90128      0      0  3  0x40014200                idle0
     1   92210      0      0  3        0x82  wait          init
     0       0     -1      0  3     0x10200  scheduler     swapper
ddb> show all locks
No such command
ddb> show malloc
           Type InUse  MemUse  HighUse   Limit  Requests Type Lim
         devbuf 10164   6415K    7382K  78643K     18109        0
            pcb    13     12K      14K  78643K       231        0
         rtable   220      7K      10K  78643K       839        0
         ifaddr    75     16K      18K  78643K       260        0
       counters    26     17K      17K  78643K        53        0
       ioctlops     1      4K       4K  78643K       261        0
            iov     0      0K      16K  78643K       187        0
          mount     1      1K       1K  78643K         1        0
            log     0      0K       0K  78643K         5        0
         vnodes  1394     87K      87K  78643K      3279        0
      UFS quota     1     32K      32K  78643K         1        0
      UFS mount     5     36K      36K  78643K         5        0
            shm     2      1K       5K  78643K        11        0
         VM map     2      0K       0K  78643K         2        0
            sem    12      0K       0K  78643K        70        0
        dirhash    12      2K       2K  78643K        12        0
           ACPI  1697    195K     286K  78643K     12548        0
      file desc    13     45K      85K  78643K      1802        0
          sigio     0      0K       0K  78643K        74        0
           proc    58     55K      79K  78643K       731        0
        subproc   104      6K       6K  78643K       182        0
    NFS srvsock     1      0K       0K  78643K         1        0
     NFS daemon     1     16K      16K  78643K         1        0
    ip_moptions     0      0K       0K  78643K       534        0
       in_multi    87      5K       6K  78643K       210        0
    ether_multi     1      0K       0K  78643K        20        0
            mrt     0      0K       0K  78643K         1        0
    ISOFS mount     1     32K      32K  78643K         1        0
  MSDOSFS mount     1     16K      16K  78643K         1        0
           ttys    67    307K     307K  78643K        67        0
           exec     0      0K       2K  78643K       916        0
            tdb     3      0K       0K  78643K         3        0
        pagedep     1      8K       8K  78643K         1        0
       inodedep     1     32K      32K  78643K         1        0
         newblk     1      0K       0K  78643K         1        0
        VM swap     7     26K      26K  78643K         7        0
       UVM amap   304    244K     245K  78643K     23038        0
       UVM aobj    86      3K       3K  78643K        89        0
        memdesc     1      4K       4K  78643K         1        0
    crypto data     1      1K       1K  78643K         1        0
    ip6_options     1      0K       0K  78643K       201        0
            NDP    10      0K       1K  78643K        65        0
           temp   136   4737K    4801K  78643K     11559        0
         kqueue    13     20K      26K  78643K       168        0
      SYN cache     2     16K      16K  78643K         2        0
ddb> show all pools
Name      Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle
rtpcb      120      132    0      129     2     1     1     2     0     8    0
rtentry    112      216    0      118     4     0     4     4     0     8    0
unpcb      136      848    0      835    12    11     1     6     0     8    0
syncache   296        4    0        4     1     1     0     1     0     8    0
tcpqe       32      153    0      153     1     1     0     1     0     8    0
tcpcb      736      794    0      785    39    31     8    11     0     8    6
arp         88       31    0       17     1     0     1     1     0     8    0
ipq         40        8    0        8     3     3     0     1     0     8    0
ipqe        40       23    0       23     3     3     0     1     0     8    0
inpcb      312     1640    0     1628    32    26     6     9     0     8    5
nd6         48       44    0       21     1     0     1     1     0     8    0
kcovpl      48       14    0        6     1     0     1     1     0     8    0
ppxss      1152      14    0       14     2     2     0     1     0     8    0
pfrktable  1344      59    0       58     5     4     1     1     0     8    0
pftag       88        7    0        6     2     1     1     1     0     8    0
pfrule     1360      25    0       24     6     5     1     1     0     8    0
art_heap8  4096       1    0        0     1     0     1     1     0     8    0
art_heap4  256      956    0      529    34     7    27    29     0     8    0
art_table   32      957    0      529     4     0     4     4     0     8    0
art_node    16      215    0      127     1     0     1     1     0     8    0
sysvmsgpl   40        2    0        0     1     0     1     1     0     8    0
semapl     112       68    0       58     1     0     1     1     0     8    0
shmpl      112       86    0        3     3     0     3     3     0     8    0
dirhash    1024      17    0        0     3     0     3     3     0     8    0
dino2pl    256     3769    0     2337    90     0    90    90     0     8    0
ffsino     240     3769    0     2337    85     0    85    85     0     8    0
nchpl      144     6274    0     4642    62     0    62    62     0     8    0
uvmvnodes   80     5538    0        0   114     0   114   114     0     8    0
vnodes     224     5538    0        0   326     0   326   326     0     8    0
namei      1024   23836    0    23836     2     1     1     2     0     8    1
vcpupl     1984      13    0        1     2     0     2     2     0     8    0
vmpool     528       17    0        5     1     0     1     1     0     8    0
pfiaddrpl  120       15    0       15     4     3     1     1     0     8    1
pfiaddrpl: pool(0xffffffff829c39e8:pfiaddrpl): page inconsistency: page 0x0; at page head addr 0xfffffd807db7ff90 (p 0xfffffd807db7f000)
scxspl     216    17617    0    17617    12    11     1     8     0     8    1
plimitpl   152      169    0      154     1     0     1     1     0     8    0
sigapl     424     2089    0     2027     8     0     8     8     0     8    0
futexpl     64    18304    0    18302     1     0     1     1     0     8    0
knotepl    120    23638    0    23422    16     9     7     7     0     8    0
kqueuepl   184      606    0      597     9     8     1     6     0     8    0
pipepl     304      518    0      490    13    10     3     8     0     8    0
fdescpl    432     2055    0     2031     4     0     4     4     0     8    0
filepl     120    14597    0    14357    32    22    10    16     0     8    1
lockfpl    104     2017    0     2015     7     6     1     2     0     8    0
lockfspl    48      969    0      967     1     0     1     1     0     8    0
sessionpl  144       31    0       15     1     0     1     1     0     8    0
pgrppl      48       60    0       44     1     0     1     1     0     8    0
ucredpl     96     1643    0     1633     1     0     1     1     0     8    0
zombiepl   144     2031    0     2027     1     0     1     1     0     8    0
processpl  1000    2089    0     2027     8     0     8     8     0     8    0
procpl     672     4552    0     4480    12     4     8     8     0     8    1
sosppl     168        8    0        8     2     1     1     1     0     8    1
sockpl     448     2624    0     2596    57    46    11    18     0     8    7
mcl64k     65536     62    0       62     5     4     1     1     0     8    1
mcl16k     16384     26    0       26     6     5     1     1     0     8    1
mcl12k     12288     44    0       44     5     5     0     1     0     8    0
mcl9k      9216     135    0      135     6     5     1     1     0     8    1
mcl8k      8192      93    0       93     5     4     1     1     0     8    1
mcl4k      4096     232    0      232     3     2     1     1     0     8    1
mcl2k2     2112      15    0       15     5     4     1     1     0     8    1
mcl2k      2048   79989    0    79798    40    13    27    34     0     8    0
mtagpl      96     1581    0      891    23     2    21    22     0     8    0
mbufpl     256   140511    0   139625    78    13    65    78     0     8    0
bufpl      288     6334    0      151   442     0   442   442     0     8    0
anonpl      24   564518    0   547291   166    40   126   142     0   188    0
amapchunkpl 152   57444    0    56761    49    12    37    48     0   158    0
amappl16   200     7652    0     6952    63    24    39    49     0     8    0
amappl15   192      496    0      488     1     0     1     1     0     8    0
amappl14   184       51    0       49     2     1     1     1     0     8    0
amappl13   176      577    0      572     1     0     1     1     0     8    0
amappl12   168       16    0       15     3     2     1     1     0     8    0
amappl11   160      251    0      239     1     0     1     1     0     8    0
amappl10   152      396    0      392     1     0     1     1     0     8    0
amappl9    144      666    0      664     1     0     1     1     0     8    0
amappl8    136      717    0      655     3     0     3     3     0     8    0
amappl7    128      157    0      146     1     0     1     1     0     8    0
amappl6    120      405    0      383     2     1     1     2     0     8    0
amappl5    112     1728    0     1712     1     0     1     1     0     8    0
amappl4    104     1245    0     1211     2     0     2     2     0     8    0
amappl3     96      714    0      701     1     0     1     1     0     8    0
amappl2     88     1086    0     1039     3     1     2     3     0     8    0
amappl1     80    39247    0    38731    19     6    13    18     0     8    0
amappl      88    22420    0    22213     7     1     6     7     0    92    0
dma4096    4096       1    0        1     1     1     0     1     0     8    0
dma1024    1024       1    0        0     1     0     1     1     0     8    0
dma256     256        6    0        6     1     1     0     1     0     8    0
dma128     128      253    0      253     1     1     0     1     0     8    0
dma64       64        6    0        6     1     1     0     1     0     8    0
dma32       32        7    0        7     1     1     0     1     0     8    0
dma16       16       18    0       17     1     0     1     1     0     8    0
aobjpl      72       88    0        3     2     0     2     2     0     8    0
uaddrrnd    24     2072    0     2036     1     0     1     1     0     8    0
uaddrbest   32        2    0        0     1     0     1     1     0     8    0
uaddr       24     2072    0     2036     1     0     1     1     0     8    0
vmmpekpl   168    18646    0    18591     3     0     3     3     0     8    0
vmmpepl    168   193298    0   190961   210    79   131   187     0   357   13
vmsppl     272     2071    0     2036     4     1     3     3     0     8    0
rwobjpl     24    53571    0    46345    45     0    45    45     0     8    0
pdppl      4096    4150    0     4084   196   121    75    76     0     8    9
pvpl        32  1035538    0  1014362   272    73   199   242     0   265    0
pmappl     216     2071    0     2036     3     0     3     3     0     8    0
extentpl    40       58    0       38     1     0     1     1     0     8    0
phpool     112     1131    0      281    25     0    25    25     0     8    0
ddb> machine ddbcpu 0
No such command
ddb> trace
db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:440
panic(ffffffff82565899) at panic+0x161 sys/kern/subr_prf.c:202
pool_do_get(ffffffff829c39e8,d,ffff8000299a4e78) at pool_do_get+0x3f3 sys/kern/subr_pool.c:728
pool_get(ffffffff829c39e8,d) at pool_get+0xb3 sys/kern/subr_pool.c:584
pfi_dynaddr_setup(ffff800000c3c818,0) at pfi_dynaddr_setup+0x52 sys/net/pf_if.c:434
pfioctl(4900,cd60441a,ffff800000bbf000,3,ffff80002160f500) at pfioctl+0x8e08 pf_addr_setup sys/net/pf_ioctl.c:893 [inline]
pfioctl(4900,cd60441a,ffff800000bbf000,3,ffff80002160f500) at pfioctl+0x8e08 sys/net/pf_ioctl.c:1652
VOP_IOCTL(fffffd806e7e7a18,cd60441a,ffff800000bbf000,3,fffffd807f7d8720,ffff80002160f500) at VOP_IOCTL+0x8d sys/kern/vfs_vops.c:264
vn_ioctl(fffffd806c5fe010,cd60441a,ffff800000bbf000,ffff80002160f500) at vn_ioctl+0xb7 sys/kern/vfs_vnops.c:531
sys_ioctl(ffff80002160f500,ffff8000299a5398,ffff8000299a53f0) at sys_ioctl+0x49e
syscall(ffff8000299a5460) at syscall+0x44e sys/arch/amd64/amd64/trap.c:585
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x14f4943f030, count: -11
ddb> machine ddbcpu 1
No such command
ddb> trace
db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:440
panic(ffffffff82565899) at panic+0x161 sys/kern/subr_prf.c:202
pool_do_get(ffffffff829c39e8,d,ffff8000299a4e78) at pool_do_get+0x3f3 sys/kern/subr_pool.c:728
pool_get(ffffffff829c39e8,d) at pool_get+0xb3 sys/kern/subr_pool.c:584
pfi_dynaddr_setup(ffff800000c3c818,0) at pfi_dynaddr_setup+0x52 sys/net/pf_if.c:434
pfioctl(4900,cd60441a,ffff800000bbf000,3,ffff80002160f500) at pfioctl+0x8e08 pf_addr_setup sys/net/pf_ioctl.c:893 [inline]
pfioctl(4900,cd60441a,ffff800000bbf000,3,ffff80002160f500) at pfioctl+0x8e08 sys/net/pf_ioctl.c:1652
VOP_IOCTL(fffffd806e7e7a18,cd60441a,ffff800000bbf000,3,fffffd807f7d8720,ffff80002160f500) at VOP_IOCTL+0x8d sys/kern/vfs_vops.c:264
vn_ioctl(fffffd806c5fe010,cd60441a,ffff800000bbf000,ffff80002160f500) at vn_ioctl+0xb7 sys/kern/vfs_vnops.c:531
sys_ioctl(ffff80002160f500,ffff8000299a5398,ffff8000299a53f0) at sys_ioctl+0x49e
syscall(ffff8000299a5460) at syscall+0x44e sys/arch/amd64/amd64/trap.c:585
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x14f4943f030, count: -11

Crashes (1):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2022/03/28 03:27 openbsd 814fd41b4cce 89bc8608 .config console log report ci-openbsd-main panic: pool_do_get: pfiaddrpl: page empty
* Struck through repros no longer work on HEAD.