syzbot


malloc: free list modified: counters

Status: auto-obsoleted due to no activity on 2023/02/07 18:00
Reported-by: syzbot+96e869ea1a7879d50e49@syzkaller.appspotmail.com
First crash: 349d, last: 90d

Sample crash report:
panic: Data modified on freelist: word 4 of object 0xffff800000ddd200 size 0x200 previous type counters (0x6563 != 0xdeafbead)

Stopped at      db_enter+0x18:  addq    $0x8,%rsp
    TID    PID    UID     PRFLAGS     PFLAGS  CPU  COMMAND
*289095  62391      0           0  0x4000000    0  syz-executor.3
db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:437
panic(ffffffff82575b2f) at panic+0x161 sys/kern/subr_prf.c:198
malloc(200,7f,1) at malloc+0xa85 sys/kern/kern_malloc.c:362
vndioctl(2902,c0384600,ffff80002cf954f0,1,ffff80002175f268) at vndioctl+0xb76 vndsetcred sys/dev/vnd.c:681 [inline]
vndioctl(2902,c0384600,ffff80002cf954f0,1,ffff80002175f268) at vndioctl+0xb76 sys/dev/vnd.c:487
VOP_IOCTL(fffffd806eb47c28,c0384600,ffff80002cf954f0,1,fffffd807f7d7820,ffff80002175f268) at VOP_IOCTL+0x8d sys/kern/vfs_vops.c:264
vn_ioctl(fffffd806834a2e8,c0384600,ffff80002cf954f0,ffff80002175f268) at vn_ioctl+0xb7 sys/kern/vfs_vnops.c:525
sys_ioctl(ffff80002175f268,ffff80002cf95608,ffff80002cf95650) at sys_ioctl+0x49e
syscall(ffff80002cf956d0) at syscall+0x446 sys/arch/amd64/amd64/trap.c:599
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0xac283d81f60, count: 6
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: Data modified on freelist: word 4 of object 0xffff800000ddd200 size 0x200 previous type counters (0x6563 != 0xdeafbead)

ddb> trace
db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:437
panic(ffffffff82575b2f) at panic+0x161 sys/kern/subr_prf.c:198
malloc(200,7f,1) at malloc+0xa85 sys/kern/kern_malloc.c:362
vndioctl(2902,c0384600,ffff80002cf954f0,1,ffff80002175f268) at vndioctl+0xb76 vndsetcred sys/dev/vnd.c:681 [inline]
vndioctl(2902,c0384600,ffff80002cf954f0,1,ffff80002175f268) at vndioctl+0xb76 sys/dev/vnd.c:487
VOP_IOCTL(fffffd806eb47c28,c0384600,ffff80002cf954f0,1,fffffd807f7d7820,ffff80002175f268) at VOP_IOCTL+0x8d sys/kern/vfs_vops.c:264
vn_ioctl(fffffd806834a2e8,c0384600,ffff80002cf954f0,ffff80002175f268) at vn_ioctl+0xb7 sys/kern/vfs_vnops.c:525
sys_ioctl(ffff80002175f268,ffff80002cf95608,ffff80002cf95650) at sys_ioctl+0x49e
syscall(ffff80002cf956d0) at syscall+0x446 sys/arch/amd64/amd64/trap.c:599
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0xac283d81f60, count: -9
ddb> show registers
rdi                                0
rsi                              0x1
rbp               0xffff80002cf94b30
rbx               0xffff800000ddd200
rdx               0xffff800000bc0d40
rcx                                0
rax               0xffff80002175f268
r8                 0x101010101010101
r9                0x8080808080808080
r10               0x8b463ffffd1efac5
r11               0x325ded9180f6a5cf
r12                                0
r13                             0x51
r14                                0
r15                              0x1
rip               0xffffffff821192f8    db_enter+0x18
cs                               0x8
rflags                         0x246
rsp               0xffff80002cf94b20
ss                              0x10
db_enter+0x18:  addq    $0x8,%rsp
ddb> show proc
PROC (syz-executor.3) pid=289095 stat=onproc
    flags process=0 proc=4000000<THREAD>
    pri=51, usrpri=51, nice=20
    forw=0xffffffffffffffff, list=0xffff80002175e7e8,0xffff80002178a7f8
    process=0xffff800028056438 user=0xffff80002cf90000, vmspace=0xfffffd8068af4000
    estcpu=36, cpticks=1, pctcpu=0.0
    user=0, sys=1, intr=0
ddb> ps
   PID     TID   PPID    UID  S       FLAGS  WAIT          COMMAND
 60690  143058  62962      0  3        0x80  fsleep        syz-executor.6
 60690  487984  62962      0  2   0x4000000                syz-executor.6
 62391  366346  65625      0  3        0x80  fsleep        syz-executor.3
*62391  289095  65625      0  7   0x4000000                syz-executor.3
 33929  141480  60740      0  3        0x80  nanoslp       syz-executor.4
 33929  102410  60740      0  2   0x4000000                syz-executor.4
 33929  480469  60740      0  2   0x4000000                syz-executor.4
 33929  284300  60740      0  2   0x4000000                syz-executor.4
 65222  288160  12389      0  3        0x80  fsleep        syz-executor.0
 65222  132853  12389      0  2   0x4000000                syz-executor.0
 30387  202776  60101      0  2           0                syz-executor.1
 30387  160472  60101      0  3   0x4000080  fsleep        syz-executor.1
 30387  253659  60101      0  3   0x4000080  fsleep        syz-executor.1
 30387   40252  60101      0  3   0x4000080  fsleep        syz-executor.1
 36855  368061  30688      0  3        0x80  fsleep        syz-executor.5
 36855  118695  30688      0  3   0x4000080  kqpoll        syz-executor.5
 30688  516124  85904      0  3        0x82  nanoslp       syz-executor.5
 76466  421986  85904      0  3        0x82  nanoslp       syz-executor.7
 88420  378629  85904      0  3         0x2  biowait       syz-executor.2
 60101  124103  85904      0  3        0x82  nanoslp       syz-executor.1
 12389   63099  85904      0  3        0x82  nanoslp       syz-executor.0
 60740  521063  85904      0  3        0x82  nanoslp       syz-executor.4
 65625  489341  85904      0  3        0x82  nanoslp       syz-executor.3
 62962  243178  85904      0  3        0x82  nanoslp       syz-executor.6
 51507  197218      0      0  3     0x14200  bored         sosplice
 50152  494984      1      0  3    0x100083  ttyin         getty
  6651  124582      0      0  3     0x14280  nfsidl        nfsio
 29220    7441      0      0  3     0x14280  nfsidl        nfsio
 87037  212228      0      0  3     0x14280  nfsidl        nfsio
 81190  476802      0      0  3     0x14280  nfsidl        nfsio
 72860   61216      0      0  3     0x14280  nfsidl        nfsio
 91960  118933      0      0  3     0x14280  nfsidl        nfsio
 44742   21266      0      0  3     0x14280  nfsidl        nfsio
  9364  483016      0      0  3     0x14280  nfsidl        nfsio
 77435  107791      0      0  3     0x14280  nfsidl        nfsio
 87451  162888      0      0  3     0x14280  nfsidl        nfsio
 93898    7367      0      0  3     0x14280  nfsidl        nfsio
 17957  363977      0      0  3     0x14280  nfsidl        nfsio
  1596   41103      0      0  3     0x14280  nfsidl        nfsio
  4734   62142      0      0  3     0x14280  nfsidl        nfsio
 14860  177405      0      0  3     0x14280  nfsidl        nfsio
 12496   23468      0      0  3     0x14280  nfsidl        nfsio
 95028  257022      0      0  3     0x14280  nfsidl        nfsio
 34584  374593      0      0  3     0x14280  nfsidl        nfsio
 55975  138085      0      0  3     0x14280  nfsidl        nfsio
 67474   86447      0      0  3     0x14280  nfsidl        nfsio
 85904  270577  19255      0  3        0x82  kqread        syz-fuzzer
 85904  120240  19255      0  3   0x4000082  nanoslp       syz-fuzzer
 85904  270455  19255      0  3   0x4000082  thrsleep      syz-fuzzer
 85904  488486  19255      0  3   0x4000082  thrsleep      syz-fuzzer
 85904  192815  19255      0  3   0x4000082  wait          syz-fuzzer
 85904  361746  19255      0  3   0x4000082  thrsleep      syz-fuzzer
 85904  393558  19255      0  3   0x4000082  wait          syz-fuzzer
 85904   44931  19255      0  3   0x4000082  wait          syz-fuzzer
 85904    1795  19255      0  3   0x4000082  thrsleep      syz-fuzzer
 85904  169442  19255      0  3   0x4000082  wait          syz-fuzzer
 85904  168835  19255      0  3   0x4000082  wait          syz-fuzzer
 85904  405863  19255      0  3   0x4000082  wait          syz-fuzzer
 85904  242927  19255      0  3   0x4000082  wait          syz-fuzzer
 85904  201064  19255      0  3   0x4000082  wait          syz-fuzzer
 19255   13258  70622      0  3    0x10008a  sigsusp       ksh
 70622   77076  76736      0  3        0x9a  kqread        sshd
 76736   43874      1      0  3        0x88  kqread        sshd
  9533  285820  97805     73  3   0x1100090  kqread        syslogd
 97805  272440      1      0  3    0x100082  netio         syslogd
 42415    9287      1      0  3    0x100080  kqread        resolvd
 21925   95156  25855     77  3    0x100092  kqread        dhcpleased
 59264  231342  25855     77  3    0x100092  kqread        dhcpleased
 25855  141463      1      0  3        0x80  kqread        dhcpleased
 86250  391152      0      0  3     0x14200  bored         smr
 57668  198180      0      0  2     0x14200                zerothread
 90868  159343      0      0  3     0x14200  aiodoned      aiodoned
 39032  141454      0      0  3     0x14200  syncer        update
 31588  521457      0      0  3     0x14200  cleaner       cleaner
 94878  356269      0      0  3     0x14200  reaper        reaper
 41660  233880      0      0  3     0x14200  pgdaemon      pagedaemon
 52520  118980      0      0  3     0x14200  bored         viomb
  6821   94100      0      0  3  0x40014200  acpi0         acpi0
  5750  454366      0      0  3     0x14200  bored         softnet
 37742  308602      0      0  3     0x14200  bored         softnet
 41596  371275      0      0  3     0x14200  bored         softnet
 51175  473393      0      0  3     0x14200  bored         softnet
 92279  373678      0      0  3     0x14200  bored         systqmp
 86007  419998      0      0  3     0x14200  bored         systq
 72956  325470      0      0  3  0x40014200  bored         softclock
 84934  141475      0      0  3  0x40014200                idle0
     1  133742      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 10228   6485K    7859K  78643K     41926        0
            pcb    13     18K      21K  78643K      1459        0
         rtable   263     22K      26K  78643K      3508        0
         ifaddr   140     32K      34K  78643K      1532        0
         sysctl     2      0K       0K  78643K         2        0
       counters    27     17K      17K  78643K       322        0
       ioctlops     0      0K       4K  78643K      2590        0
            iov     0      0K      20K  78643K       949        0
          mount     1      1K       1K  78643K         1        0
            log     0      0K       0K  78643K         4        0
         vnodes  1538     96K      96K  78643K     14757        0
      UFS quota     1     32K      32K  78643K         1        0
      UFS mount     5     36K      36K  78643K         5        0
            shm     3      5K       5K  78643K        73        0
         VM map     2      0K       0K  78643K         2        0
            sem    23      3K       3K  78643K       988        0
        dirhash    12      2K       2K  78643K        12        0
           ACPI  1697    195K     286K  78643K     12548        0
      file desc    16     57K      77K  78643K     11023        0
          sigio     0      0K       0K  78643K        88        0
           proc    59     59K      75K  78643K      2179        0
        subproc   104      6K       7K  78643K       715        0
    NFS srvsock     1      0K       0K  78643K         1        0
     NFS daemon     1     16K      16K  78643K         1        0
    ip_moptions     0      0K       0K  78643K       286        0
       in_multi   103      6K       7K  78643K       863        0
    ether_multi     1      0K       0K  78643K        65        0
            mrt     1      0K       0K  78643K        38        0
    ISOFS mount     1     32K      32K  78643K         1        0
  MSDOSFS mount     1     16K      16K  78643K         1        0
           ttys   241   1076K    1076K  78643K       241        0
           exec     0      0K       1K  78643K      2116        0
     pfkey data     0      0K       0K  78643K        74        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     8     62K      64K  78643K        10        0
       UVM amap   436    759K     759K  78643K     73432        0
       UVM aobj   131      5K       5K  78643K       137        0
        memdesc     1      4K       4K  78643K         1        0
    crypto data     1      1K       1K  78643K         1        0
    ip6_options     0      0K       0K  78643K       346        0
            NDP    15      0K       1K  78643K       314        0
           temp   140   4731K    5754K  78643K    187717        0
         kqueue    12     18K      26K  78643K       678        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      652    0      649     9     8     1     3     0     8    0
rtentry    112      786    0      684     4     0     4     4     0     8    0
unpcb      144     8458    0     8445   101   100     1     6     0     8    0
syncache   296       36    0       36    11    11     0     1     0     8    0
tcpqe       32       59    0       59     6     6     0     1     0     8    0
tcpcb      776     2415    0     2411   121   120     1    14     0     8    0
arp         88      116    0       97     1     0     1     1     0     8    0
ipq         40        2    0        2     2     2     0     1     0     8    0
ipqe        40        7    0        7     2     2     0     1     0     8    0
inpcb      336     7455    0     7446   180   179     1    12     0     8    0
ip6q        72        6    0        6     2     2     0     1     0     8    0
ip6af       40       12    0       12     2     2     0     1     0     8    0
nd6         48      182    0      158     1     0     1     1     0     8    0
pkpcb       40       43    0       43     9     9     0     1     0     8    0
kcovpl      48       55    0       47     1     0     1     1     0     8    0
mppekey    1024       5    0        5     2     2     0     1     0     8    0
ppxss      1160     156    0      156    20    20     0     1     0     8    0
pppxif     1608     112    0      112    15    15     0     1     0     8    0
pfstscr     40       14    0       13     2     1     1     1     0     8    0
pfrktable  1344     516    0      507    11    10     1     2     0     8    0
pfanchor   1280     955   55      443    53    10    43    43     0     8    0
pftag       88       12    0        9     3     2     1     1     0     8    0
pfqueue    264        7    0        7     2     2     0     1     0     8    0
pfstitem    24        2    0        0     1     0     1     1     0     8    0
pfstkey    120       20    0       18     2     1     1     1     0     8    0
pfstate    336       10    0        9     2     1     1     1     0     8    0
pfrule     1360     427    0      389     7     3     4     4     0     8    0
rttmr      136       12    0       12     2     2     0     1     0     8    0
art_heap8  4096       5    0        4     5     4     1     2     0     8    0
art_heap4  256     3604    0     3143    47    18    29    30     0     8    0
art_table   32     3609    0     3147     5     1     4     4     0     8    0
art_node    16      785    0      694     1     0     1     1     0     8    0
sysvmsgpl   40        9    0        3     1     0     1     1     0     8    0
semapl     112      984    0      963     1     0     1     1     0     8    0
shmpl      112      134    0        6     4     0     4     4     0     8    0
dirhash    1024      17    0        0     3     0     3     3     0     8    0
dino2pl    256    19788    0    18301    94     0    94    94     0     8    0
ffsino     240    19788    0    18301    88     0    88    88     0     8    0
nchpl      144    34730    0    34169    63    40    23    63     0     8    0
rtmask      32        6    0        6     2     2     0     1     0     8    0
uvmvnodes   80     6378    0        0   131     0   131   131     0     8    0
vnodes     216     6378    0        0   355     0   355   355     0     8    0
namei      1024  138245    0   138245    10     8     2     2     0     8    2
vcpupl     2048     112    0        0    14     0    14    14     0     8    0
vmpool     536      138    0       26     9     1     8     8     0     8    0
pfiaddrpl  120      161    0      142     5     4     1     1     0     8    0
kstatmem   264      380    0      350     3     0     3     3     0     8    0
scsiplug    72        6    0        6     2     2     0     1     0     8    0
scxspl     216    95975    0    95974    25    24     1     8     0     8    0
plimitpl   152     1528    0     1513     1     0     1     1     0     8    0
sigapl     424    11241    0    11176     8     0     8     8     0     8    0
futexpl     64   107171    0   107164     5     4     1     1     0     8    0
knotepl    120   124383    0   124303    58    54     4    11     0     8    0
kqueuepl   184     1687    0     1678    25    24     1     4     0     8    0
pipepl     288     1507    0     1479    22    19     3     7     0     8    0
fdescpl    432    11203    0    11176     4     0     4     4     0     8    0
filepl     120    86094    0    85856   172   160    12    17     0     8    4
lockfpl    104     3716    0     3714     5     4     1     2     0     8    0
lockfspl    48     1627    0     1625     1     0     1     1     0     8    0
sessionpl  144       71    0       55     1     0     1     1     0     8    0
pgrppl      48       89    0       73     1     0     1     1     0     8    0
ucredpl    104    23958    0    23946     1     0     1     1     0     8    0
zombiepl   144    11177    0    11176     4     3     1     1     0     8    0
processpl  1000   11241    0    11176    11     2     9     9     0     8    0
procpl     672    31168    0    31080    26    17     9    10     0     8    0
sosppl     168       83    0       83    12    12     0     1     0     8    0
sockpl     456    16608    0    16585   496   492     4    25     0     8    1
mcl64k     65536   1175    0     1175    20    20     0     1     0     8    0
mcl16k     16384    243    0      243    34    33     1     1     0     8    1
mcl12k     12288    382    0      382    38    37     1     1     0     8    1
mcl9k      9216     170    0      170    35    35     0     1     0     8    0
mcl8k      8192     696    0      696    36    36     0     1     0     8    0
mcl4k      4096     893    0      893    17    16     1     1     0     8    1
mcl2k2     2112      97    0       97    37    37     0     1     0     8    0
mcl2k      2048  103211    0   103134    55    44    11    30     0     8    0
mtagpl      96     1900    0     1422    17     5    12    12     0     8    0
mbufpl     256   271907    0   271235   603   559    44    77     0     8    0
bufpl      288    23152    0    16745   458     0   458   458     0     8    0
anonpl      24  2179325    0  2162028   301   189   112   174     0   188    0
amapchunkpl 152  207656    0   206928   114    82    32    58     0   158    0
amappl16   200    19780    0    19182    78    45    33    45     0     8    0
amappl15   192        4    0        4     1     1     0     1     0     8    0
amappl14   184      331    0      318     2     0     2     2     0     8    0
amappl13   176       11    0       10     1     0     1     1     0     8    0
amappl12   168      968    0      963     1     0     1     1     0     8    0
amappl11   160       41    0       31     1     0     1     1     0     8    0
amappl10   152       87    0       75     1     0     1     1     0     8    0
amappl9    144     1108    0     1104     1     0     1     1     0     8    0
amappl8    136      494    0      410     3     0     3     3     0     8    0
amappl7    128       93    0       75     1     0     1     1     0     8    0
amappl6    120      861    0      844     2     1     1     2     0     8    0
amappl5    112      930    0      922     1     0     1     1     0     8    0
amappl4    104     1359    0     1331     2     0     2     2     0     8    0
amappl3     96    32218    0    32165     2     0     2     2     0     8    0
amappl2     88    11983    0    11912     3     1     2     3     0     8    0
amappl1     80   251956    0   251246    23     7    16    21     0     8    0
amappl      88    72595    0    72358     7     1     6     6     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      136    0        6     3     0     3     3     0     8    0
uaddrrnd    24    11341    0    11202     1     0     1     1     0     8    0
uaddrbest   32        2    0        0     1     0     1     1     0     8    0
uaddr       24    11341    0    11202     1     0     1     1     0     8    0
vmmpekpl   168    83584    0    83507     4     0     4     4     0     8    0
vmmpepl    168  1030098    0  1027175   407   270   137   161     0   357    0
vmsppl     272    11340    0    11202    13     3    10    10     0     8    0
rwobjpl     24   269248    0   260958    58     7    51    52     0     8    0
pdppl      4096   22688    0    22516   999   823   176   176     0     8    4
pvpl        32  4320603    0  4297537   580   386   194   311     0   265    0
pmappl     216    11340    0    11202     8     0     8     8     0     8    0
extentpl    40       56    0       38     1     0     1     1     0     8    0
phpool     112     2712    0     1770    28     0    28    28     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:437
panic(ffffffff82575b2f) at panic+0x161 sys/kern/subr_prf.c:198
malloc(200,7f,1) at malloc+0xa85 sys/kern/kern_malloc.c:362
vndioctl(2902,c0384600,ffff80002cf954f0,1,ffff80002175f268) at vndioctl+0xb76 vndsetcred sys/dev/vnd.c:681 [inline]
vndioctl(2902,c0384600,ffff80002cf954f0,1,ffff80002175f268) at vndioctl+0xb76 sys/dev/vnd.c:487
VOP_IOCTL(fffffd806eb47c28,c0384600,ffff80002cf954f0,1,fffffd807f7d7820,ffff80002175f268) at VOP_IOCTL+0x8d sys/kern/vfs_vops.c:264
vn_ioctl(fffffd806834a2e8,c0384600,ffff80002cf954f0,ffff80002175f268) at vn_ioctl+0xb7 sys/kern/vfs_vnops.c:525
sys_ioctl(ffff80002175f268,ffff80002cf95608,ffff80002cf95650) at sys_ioctl+0x49e
syscall(ffff80002cf956d0) at syscall+0x446 sys/arch/amd64/amd64/trap.c:599
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0xac283d81f60, count: -9
ddb> machine ddbcpu 1
No such command
ddb> trace
db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:437
panic(ffffffff82575b2f) at panic+0x161 sys/kern/subr_prf.c:198
malloc(200,7f,1) at malloc+0xa85 sys/kern/kern_malloc.c:362
vndioctl(2902,c0384600,ffff80002cf954f0,1,ffff80002175f268) at vndioctl+0xb76 vndsetcred sys/dev/vnd.c:681 [inline]
vndioctl(2902,c0384600,ffff80002cf954f0,1,ffff80002175f268) at vndioctl+0xb76 sys/dev/vnd.c:487
VOP_IOCTL(fffffd806eb47c28,c0384600,ffff80002cf954f0,1,fffffd807f7d7820,ffff80002175f268) at VOP_IOCTL+0x8d sys/kern/vfs_vops.c:264
vn_ioctl(fffffd806834a2e8,c0384600,ffff80002cf954f0,ffff80002175f268) at vn_ioctl+0xb7 sys/kern/vfs_vnops.c:525
sys_ioctl(ffff80002175f268,ffff80002cf95608,ffff80002cf95650) at sys_ioctl+0x49e
syscall(ffff80002cf956d0) at syscall+0x446 sys/arch/amd64/amd64/trap.c:599
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0xac283d81f60, count: -9

Crashes (9):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets Title
ci-openbsd-main 2022/11/09 17:59 openbsd ed78bf927f60 bebca8b7 .config console log report [disk image] [bsd.gdb] [kernel image] malloc: free list modified: counters
ci-openbsd-multicore 2022/09/20 03:51 openbsd 00f5031a633c dd9a85ff .config console log report [disk image] [bsd.gdb] [kernel image] malloc: free list modified: counters
ci-openbsd-main 2022/08/08 16:01 openbsd 470043df5a59 da700653 .config console log report malloc: free list modified: counters
ci-openbsd-multicore 2022/07/06 03:52 openbsd db21afac7221 bff65f44 .config console log report malloc: free list modified: counters
ci-openbsd-main 2022/06/15 01:22 openbsd 025b70237688 127d1faf .config console log report malloc: free list modified: counters
ci-openbsd-main 2022/05/27 09:16 openbsd 12999fd17334 116e7a7b .config console log report malloc: free list modified: counters
ci-openbsd-main 2022/04/08 19:23 openbsd 5f2fb3a34fae 15be3cba .config console log report malloc: free list modified: counters
ci-openbsd-main 2022/04/07 17:32 openbsd b306148fec45 c6ff3e05 .config console log report malloc: free list modified: counters
ci-openbsd-main 2022/02/22 21:37 openbsd 2cb6a2195c02 6e821dbf .config console log report malloc: free list modified: counters
* Struck through repros no longer work on HEAD.