syzbot


uvm_fault: dt_ioctl_record_stop

Status: upstream: reported on 2025/04/06 06:13
Reported-by: syzbot+34f860f29dc941cfb548@syzkaller.appspotmail.com
First crash: 105d, last: 18m

Sample crash report:
uvm_fault(0xfffffd8075e542e0, 0x0, 0, 1) -> e
kernel: page fault trap, code=0
Stopped at      dt_ioctl_record_stop+0xf0:      movq    0(%r14),%r12
    TID    PID    UID     PRFLAGS     PFLAGS  CPU  COMMAND
dt_ioctl_record_stop(ffff800001497b80) at dt_ioctl_record_stop+0xf0 sys/dev/dt/dt_dev.c:580
dtclose(11e5f,81,2000,ffff80003c992a78) at dtclose+0xd5 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline]
dtclose(11e5f,81,2000,ffff80003c992a78) at dtclose+0xd5 sys/dev/dt/dt_dev.c:232
spec_close(ffff800035d49950) at spec_close+0x45f sys/kern/spec_vnops.c:-1
VOP_CLOSE(fffffd8068b82cf0,81,fffffd8007bfb5b0,ffff80003c992a78) at VOP_CLOSE+0x12a sys/kern/vfs_vops.c:156
vn_closefile(fffffd80686a5ae0,ffff80003c992a78) at vn_closefile+0x11d vn_close sys/kern/vfs_vnops.c:292 [inline]
vn_closefile(fffffd80686a5ae0,ffff80003c992a78) at vn_closefile+0x11d sys/kern/vfs_vnops.c:615
fdrop(fffffd80686a5ae0,ffff80003c992a78) at fdrop+0x126 sys/kern/kern_descrip.c:1267
closef(fffffd80686a5ae0,ffff80003c992a78) at closef+0x18d sys/kern/kern_descrip.c:1251
fdfree(ffff80003c992a78) at fdfree+0x115 sys/kern/kern_descrip.c:1182
exit1(ffff80003c992a78,0,0,1) at exit1+0x59c sys/kern/kern_exit.c:215
sys_exit(ffff80003c992a78,ffff800035d49cc0,ffff800035d49c10) at sys_exit+0x1a sys/kern/kern_exit.c:-1
syscall(ffff800035d49cc0) at syscall+0x97e mi_syscall sys/sys/syscall_mi.h:-1 [inline]
syscall(ffff800035d49cc0) at syscall+0x97e sys/arch/amd64/amd64/trap.c:748
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7b22c9b13610, count: 3
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: uvm_fault(0xfffffd8075e542e0, 0x0, 0, 1) -> e
ddb> trace
dt_ioctl_record_stop(ffff800001497b80) at dt_ioctl_record_stop+0xf0 sys/dev/dt/dt_dev.c:580
dtclose(11e5f,81,2000,ffff80003c992a78) at dtclose+0xd5 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline]
dtclose(11e5f,81,2000,ffff80003c992a78) at dtclose+0xd5 sys/dev/dt/dt_dev.c:232
spec_close(ffff800035d49950) at spec_close+0x45f sys/kern/spec_vnops.c:-1
VOP_CLOSE(fffffd8068b82cf0,81,fffffd8007bfb5b0,ffff80003c992a78) at VOP_CLOSE+0x12a sys/kern/vfs_vops.c:156
vn_closefile(fffffd80686a5ae0,ffff80003c992a78) at vn_closefile+0x11d vn_close sys/kern/vfs_vnops.c:292 [inline]
vn_closefile(fffffd80686a5ae0,ffff80003c992a78) at vn_closefile+0x11d sys/kern/vfs_vnops.c:615
fdrop(fffffd80686a5ae0,ffff80003c992a78) at fdrop+0x126 sys/kern/kern_descrip.c:1267
closef(fffffd80686a5ae0,ffff80003c992a78) at closef+0x18d sys/kern/kern_descrip.c:1251
fdfree(ffff80003c992a78) at fdfree+0x115 sys/kern/kern_descrip.c:1182
exit1(ffff80003c992a78,0,0,1) at exit1+0x59c sys/kern/kern_exit.c:215
sys_exit(ffff80003c992a78,ffff800035d49cc0,ffff800035d49c10) at sys_exit+0x1a sys/kern/kern_exit.c:-1
syscall(ffff800035d49cc0) at syscall+0x97e mi_syscall sys/sys/syscall_mi.h:-1 [inline]
syscall(ffff800035d49cc0) at syscall+0x97e sys/arch/amd64/amd64/trap.c:748
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7b22c9b13610, count: -12
ddb> show registers
rdi                                0
rsi                                0
rbp               0xffff800035d49880
rbx               0xffffffff82577b00    dtclose
rdx                                0
rcx               0xffff80003c992a78
rax               0xffffffff8380fd68    dt_prov_syscall
r8                0xffffffffffffffff
r9                                 0
r10               0x16e2d549759da911
r11               0xd6dee2b56a096f58
r12               0xffff80000006ae80
r13                                0
r14                                0
r15               0xffff800001496e00
rip               0xffffffff82577e80    dt_ioctl_record_stop+0xf0
cs                               0x8
rflags                       0x10207    __ALIGN_SIZE+0xf207
rsp               0xffff800035d49850
ss                              0x10
dt_ioctl_record_stop+0xf0:      movq    0(%r14),%r12
ddb> show proc
PROC (syz-executor) tid=412648 pid=48761 tcnt=0 stat=onproc
    flags process=1008<EXITING,SINGLEEXIT> proc=2000<WEXIT>
    runpri=32, usrpri=81, slppri=32, nice=20
    wchan=0x0, wmesg=, ps_single=0xffff80003c992a78 scnt=-1 ecnt=1
    forw=0xffffffffffffffff, list=0xffff800035d31218,0xffff80003c992fa8
    process=0xffff8000ffff68d0 user=0xffff800035d44000, vmspace=0xfffffd8075e542e0
    estcpu=31, cpticks=0, pctcpu=0.1, user=0, sys=0, intr=0
ddb> ps
   PID     TID   PPID    UID  S       FLAGS  WAIT          COMMAND
 61138   99439  34048     -1  2        0x10                syz-executor
 61138   63157  34048     -1  3   0x4000090  fsleep        syz-executor
 87789  217241  84373      0  2           0                syz-executor
 87789  221046  84373      0  3   0x4000080  semwait       syz-executor
 87789  158610  84373      0  2   0x4000000                syz-executor
 87789  452612  84373      0  3   0x4000080  fsleep        syz-executor
  6915  155445  37805      0  3        0x90  nanoslp       syz-executor
  6915  238768  37805      0  3   0x4000090  fsleep        syz-executor
  6915  289754  37805      0  3   0x4000090  kqsel         syz-executor
  6915   74076  37805      0  3   0x4000090  fsleep        syz-executor
 78664  445254      0      0  3     0x14200  acct          acct
 40720  163454      0      0  3     0x14280  nfsidl        nfsio
 73835  431021      0      0  3     0x14280  nfsidl        nfsio
  5615  498883      0      0  3     0x14280  nfsidl        nfsio
 63339  129152      0      0  3     0x14280  nfsidl        nfsio
 65152  168205      0      0  3     0x14280  nfsidl        nfsio
 32880    2623      0      0  3     0x14280  nfsidl        nfsio
 62687  501379      0      0  3     0x14280  nfsidl        nfsio
  7510  273721      0      0  3     0x14280  nfsidl        nfsio
 90131  105334      0      0  3     0x14280  nfsidl        nfsio
 53633  119429      0      0  3     0x14280  nfsidl        nfsio
 43389  450308      0      0  3     0x14280  nfsidl        nfsio
 52018  520675      0      0  3     0x14280  nfsidl        nfsio
 74674   93823      0      0  3     0x14280  nfsidl        nfsio
 19300  290589      0      0  3     0x14280  nfsidl        nfsio
 46370  219470      0      0  3     0x14280  nfsidl        nfsio
 64685  164470      0      0  3     0x14280  nfsidl        nfsio
 42256  425099      0      0  3     0x14280  nfsidl        nfsio
 52547   28309      0      0  3     0x14280  nfsidl        nfsio
 56353  492680      0      0  3     0x14280  nfsidl        nfsio
 56261  516605      0      0  3     0x14280  nfsidl        nfsio
 27030  490528      0      0  3     0x14200  bored         sosplice
 37805  254092  83368      0  3        0x82  nanoslp       syz-executor
 34048   39684  83368      0  3        0x82  nanoslp       syz-executor
 84373  341922  83368      0  3        0x82  nanoslp       syz-executor
 51238  390920  83368      0  3        0x82  nanoslp       syz-executor
 64001   91235  83368      0  3        0x82  wait          syz-executor
 62710  246199  83368      0  3        0x82  wait          syz-executor
 93674  436519  83368      0  2  0x10000082                syz-executor
 83368  167808  12700      0  3        0x82  wait          syz-executor
 12700  253863  22755      0  3    0x10008a  sigsusp       ksh
 22755  495851  90093      0  3        0x98  kqread        sshd-session
 90093  459578  70219      0  3        0x92  kqread        sshd-session
 12736  112644      1      0  3    0x100083  ttyopn        getty
 70219  398685      1      0  3        0x88  kqread        sshd
 60522  258552  71522     73  3   0x1100090  kqread        syslogd
 71522  361144      1      0  3    0x100082  sbwait        syslogd
  8015  248343      1      0  3    0x100080  kqread        resolvd
 67744  164830  12630     77  3    0x100092  kqread        dhcpleased
  8190  119632  12630     77  3    0x100092  kqread        dhcpleased
 12630  424762      1      0  3        0x80  kqread        dhcpleased
 96559   78947      0      0  3     0x14200  bored         smr
 58919   91530      0      0  2     0x14200                zerothread
 56650  109357      0      0  3     0x14200  aiodoned      aiodoned
 64939  260374      0      0  3     0x14200  syncer        update
 40651  146909      0      0  3     0x14200  cleaner       cleaner
 90198  214644      0      0  3     0x14200  reaper        reaper
 35558  351204      0      0  3     0x14200  pgdaemon      pagedaemon
 77497  331421      0      0  3     0x14200  bored         viomb
 34248  207162      0      0  3  0x40014200  acpi0         acpi0
 22410  222731      0      0  3     0x14200  bored         softnet7
 39177  158739      0      0  3     0x14200  bored         softnet6
     9  496753      0      0  3     0x14200  bored         softnet5
 74566  483685      0      0  3     0x14200  bored         softnet4
 63334  368169      0      0  3     0x14200  bored         softnet3
 66192   10589      0      0  3     0x14200  bored         softnet2
 47132  142230      0      0  3     0x14200  bored         softnet1
 89367  303788      0      0  3     0x14200  bored         softnet0
 38566  244543      0      0  3     0x14200  bored         systqmp
 91449  468699      0      0  3     0x14200  bored         systq
 95672  409054      0      0  3  0x40014200  tmoslp        softclock
 39119   54931      0      0  3  0x40014200                idle0
     1  399810      0      0  3        0x82  wait          init
     0       0     -1      0  3  0x10010200  scheduler     swapper
ddb> show all locks
No such command
ddb> show malloc
           Type InUse  MemUse  HighUse   Limit  Requests Type Lim
         devbuf 10273  11211K   12007K 166960K     13036        0
            pcb    17     14K      16K 166960K       215        0
         rtable   182      7K       9K 166960K       411        0
             pf    32     13K      17K 166960K        94        0
         ifaddr    34      6K       8K 166960K        84        0
        ifgroup    46      2K       2K 166960K       119        0
         sysctl     4      1K       9K 166960K        16        0
       counters    31     17K      18K 166960K        67        0
       ioctlops     0      0K       4K 166960K       237        0
            iov     0      0K      28K 166960K       105        0
          mount     1      1K       1K 166960K         1        0
            log     0      0K       0K 166960K         4        0
         vnodes  1437     90K      90K 166960K      2126        0
      UFS quota     1     32K      32K 166960K         1        0
      UFS mount     5     36K      36K 166960K         5        0
            shm     2      2K       6K 166960K        15        0
         VM map     2      1K       1K 166960K         2        0
            sem    12      0K       0K 166960K        31        0
        dirhash    12      2K       2K 166960K        27        0
           ACPI  1692    195K     286K 166960K     12470        0
      file desc    16     57K     240K 166960K       848        0
          sigio     0      0K       0K 166960K        11        0
           proc    60     59K     116K 166960K       563        0
        subproc    72      4K       4K 166960K        81        0
    NFS srvsock     1      0K       0K 166960K         1        0
     NFS daemon     1     16K      16K 166960K         1        0
    ip_moptions     0      0K       0K 166960K       201        0
       in_multi    70      5K       7K 166960K       132        0
    ether_multi     1      0K       0K 166960K         7        0
            mrt     1      0K       0K 166960K         3        0
    ISOFS mount     1     32K      32K 166960K         1        0
  MSDOSFS mount     1     16K      16K 166960K         1        0
           ttys    85    387K     387K 166960K        85        0
           exec     0      0K       1K 166960K       428        0
   fusefs mount     1     32K      32K 166960K         1        0
     pfkey data     0      0K       0K 166960K         3        0
            tdb     3      0K       0K 166960K         3        0
        VM swap     8     62K      64K 166960K        10        0
       UVM amap   237    148K     153K 166960K      8975        0
       UVM aobj    89      3K       3K 166960K        89        0
     pinsyscall    37     74K      94K 166960K      1895        0
        memdesc     1      4K       4K 166960K         1        0
    crypto data     1      1K       1K 166960K         1        0
    ip6_options     0      0K       0K 166960K        40        0
            NDP    10      0K       2K 166960K        52        0
           temp    58   8670K    8742K 166960K     50525        0
         kqueue    13     20K      30K 166960K       166        0
      SYN cache     2     16K      16K 166960K         2        0
ddb> show all pools
Name      Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle
rtpcb      120      157    0      154     3     0     3     3     0     8    2
rtentry    136      130    0       65     4     0     4     4     0     8    0
unpcb      144      488    0      473     4     2     2     3     0     8    1
syncache   336        8    0        8     2     1     1     1     0     8    1
tcpqe       32        9    0        9     1     0     1     1     0     8    1
tcpcb      736      583    0      545    13     6     7     7     0     8    3
arp         88       15    0        6     1     0     1     1     0     8    0
inpcb      328      997    0      956    12     5     7     7     0     8    3
ip6q        72        5    0        1     1     0     1     1     0     8    0
ip6af       40        7    0        2     1     0     1     1     0     8    0
nd6        104       21    0       10     1     0     1     1     0     8    0
pkpcb       40        6    0        6     2     1     1     1     0     8    1
kcovpl      48        9    0        1     1     0     1     1     0     8    0
mppekey    1024       1    0        1     1     0     1     1     0     8    1
ppxss      1072      27    0       27     2     1     1     1     0     8    1
pppxif     1384       6    0        6     2     1     1     1     0     8    1
pfstscr     40        1    0        1     1     1     0     1     0     8    0
pfrktable  1344       2    0        2     1     0     1     1     0     8    1
pfstitem    24        2    0        0     1     0     1     1     0     8    0
pfstkey    128       70    0       68     1     0     1     1     0     8    0
pfstate    384       35    0       34     1     0     1     1     0     8    0
pfrule     1344       1    0        1     1     1     0     1     0     8    0
art_heap8  4096       4    0        0     4     0     4     4     0     8    0
art_heap4  256      596    0      291    31     2    29    29     0     8    7
art_table   40      600    0      291     5     0     5     5     0     8    0
art_node    32      130    0       73     1     0     1     1     0     8    0
sysvmsgpl   40       44    0        4     1     0     1     1     0     8    0
semupl     112        2    0        2     1     0     1     1     0     8    1
semapl     112       25    0       15     1     0     1     1     0     8    0
shmpl      112       86    0        0     3     0     3     3     0     8    0
dirhash    1024      28    0       11     3     0     3     3     0     8    0
dino2pl    256     2864    0     1370    95     0    95    95     0     8    0
ffsino     248     2864    0     1370    95     0    95    95     0     8    0
nchpl      144     4112    0     2428    63     0    63    63     0     8    0
rtmask      32        4    0        4     2     1     1     1     0     8    1
uvmvnodes   80     3482    0        0    72     0    72    72     0     8    0
vnodes     216     3482    0        0   194     0   194   194     0     8    0
namei      1024   13390    0    13390     3     2     1     2     0     8    1
kstatmem   264       70    0       50     2     0     2     2     0     8    0
scsiplug    72        5    0        5     2     1     1     1     0     8    1
scxspl     216    13584    0    13584    15     7     8     8     1     8    8
plimitpl   152      162    0      145     1     0     1     1     0     8    0
sigapl     424     1146    0     1075    10     1     9     9     0     8    0
knotepl    120   309259    0   309212    27    18     9    16     0     8    7
kqueuepl   184      368    0      357     3     0     3     3     0     8    2
pipepl     296      162    0      135     3     0     3     3     0     8    0
fdescpl    440     1101    0     1073     5     1     4     5     0     8    0
filepl     120     6648    0     6397    13     2    11    11     0     8    0
lockfpl    104      460    0      456     1     0     1     1     0     8    0
lockfspl    48      203    0      199     1     0     1     1     0     8    0
sessionpl  144       26    0       18     1     0     1     1     0     8    0
pgrppl      48       44    0       28     1     0     1     1     0     8    0
ucredpl    104      808    0      794     1     0     1     1     0     8    0
zombiepl   144     1080    0     1075     1     0     1     1     0     8    0
processpl  1160    1146    0     1075     7     1     6     6     0     8    0
procpl     656     2201    0     2123     8     0     8     8     0     8    0
sosppl     168        5    0        5     2     1     1     1     0     8    1
sockpl     528     1776    0     1717    12     5     7     8     0     8    2
mcl64k     65536     29    0       29     2     1     1     1     0     8    1
mcl16k     16384      2    0        2     1     1     0     1     0     8    0
mcl9k      9216       2    0        2     2     1     1     1     0     8    1
mcl8k      8192      12    0       12     2     1     1     1     0     8    1
mcl4k      4096    3357    0     3308    14     6     8    13     0     8    1
mcl2k2     2112       1    0        1     1     0     1     1     0     8    1
mcl2k      2048    1197    0     1190     7     4     3     6     0     8    1
mtagpl      96       51    0       22     1     0     1     1     0     8    0
mbufpl     256    11683    0    11480    28     5    23    26     0     8    8
bufpl      280     4680    0      120   326     0   326   326     0     8    0
anonpl      24   201677    0   193432    85     9    76    76     0   187    0
amapchunkpl 152   30260    0    29685    37     7    30    30     0   158    3
amappl16   200     3910    0     3651    29     2    27    27     0     8    0
amappl15   192        4    0        4     1     1     0     1     0     8    0
amappl14   184      114    0      104     1     0     1     1     0     8    0
amappl13   176      104    0      104     1     1     0     1     0     8    0
amappl12   168     1726    0     1697     3     1     2     3     0     8    0
amappl11   160       77    0       67     1     0     1     1     0     8    0
amappl10   152        2    0        2     1     1     0     1     0     8    0
amappl9    144      240    0      240     1     1     0     1     0     8    0
amappl8    136       49    0       47     1     0     1     1     0     8    0
amappl7    128      130    0      120     1     0     1     1     0     8    0
amappl6    120      179    0      176     1     0     1     1     0     8    0
amappl5    112      129    0      122     1     0     1     1     0     8    0
amappl4    104      279    0      263     1     0     1     1     0     8    0
amappl3     96     5783    0     5674     4     0     4     4     0     8    0
amappl2     88      640    0      583     2     0     2     2     0     8    0
amappl1     80    11182    0    10642    13     0    13    13     0     8    0
amappl      88     8193    0     8019     5     0     5     5     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      256    0      256     2     1     1     1     0     8    1
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        0     2     0     2     2     0     8    0
uaddrrnd    24     1101    0     1073     1     0     1     1     0     8    0
uaddrbest   32        2    0        0     1     0     1     1     0     8    0
uaddr       24     1101    0     1073     1     0     1     1     0     8    0
vmmpekpl   168     9575    0     9539     2     0     2     2     0     8    0
vmmpepl    168    74692    0    72638   108     4   104   104     0   357    2
vmsppl     360     1100    0     1073     4     1     3     4     0     8    0
rwobjpl     32    24767    0    20101    38     0    38    38     0     8    0
pdppl      4096    2208    0     2146   102    34    68    80     0     8    6
pvpl        32   512751    0   499318   175    17   158   158     0   265   12
pmappl     216     1100    0     1073     3     1     2     3     0     8    0
extentpl    40       45    0       27     1     0     1     1     0     8    0
phpool     112      311    0       65     8     0     8     8     0     8    0
ddb> machine ddbcpu 0
No such command
ddb> trace
dt_ioctl_record_stop(ffff800001497b80) at dt_ioctl_record_stop+0xf0 sys/dev/dt/dt_dev.c:580
dtclose(11e5f,81,2000,ffff80003c992a78) at dtclose+0xd5 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline]
dtclose(11e5f,81,2000,ffff80003c992a78) at dtclose+0xd5 sys/dev/dt/dt_dev.c:232
spec_close(ffff800035d49950) at spec_close+0x45f sys/kern/spec_vnops.c:-1
VOP_CLOSE(fffffd8068b82cf0,81,fffffd8007bfb5b0,ffff80003c992a78) at VOP_CLOSE+0x12a sys/kern/vfs_vops.c:156
vn_closefile(fffffd80686a5ae0,ffff80003c992a78) at vn_closefile+0x11d vn_close sys/kern/vfs_vnops.c:292 [inline]
vn_closefile(fffffd80686a5ae0,ffff80003c992a78) at vn_closefile+0x11d sys/kern/vfs_vnops.c:615
fdrop(fffffd80686a5ae0,ffff80003c992a78) at fdrop+0x126 sys/kern/kern_descrip.c:1267
closef(fffffd80686a5ae0,ffff80003c992a78) at closef+0x18d sys/kern/kern_descrip.c:1251
fdfree(ffff80003c992a78) at fdfree+0x115 sys/kern/kern_descrip.c:1182
exit1(ffff80003c992a78,0,0,1) at exit1+0x59c sys/kern/kern_exit.c:215
sys_exit(ffff80003c992a78,ffff800035d49cc0,ffff800035d49c10) at sys_exit+0x1a sys/kern/kern_exit.c:-1
syscall(ffff800035d49cc0) at syscall+0x97e mi_syscall sys/sys/syscall_mi.h:-1 [inline]
syscall(ffff800035d49cc0) at syscall+0x97e sys/arch/amd64/amd64/trap.c:748
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7b22c9b13610, count: -12
ddb> machine ddbcpu 1
No such command
ddb> trace
dt_ioctl_record_stop(ffff800001497b80) at dt_ioctl_record_stop+0xf0 sys/dev/dt/dt_dev.c:580
dtclose(11e5f,81,2000,ffff80003c992a78) at dtclose+0xd5 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline]
dtclose(11e5f,81,2000,ffff80003c992a78) at dtclose+0xd5 sys/dev/dt/dt_dev.c:232
spec_close(ffff800035d49950) at spec_close+0x45f sys/kern/spec_vnops.c:-1
VOP_CLOSE(fffffd8068b82cf0,81,fffffd8007bfb5b0,ffff80003c992a78) at VOP_CLOSE+0x12a sys/kern/vfs_vops.c:156
vn_closefile(fffffd80686a5ae0,ffff80003c992a78) at vn_closefile+0x11d vn_close sys/kern/vfs_vnops.c:292 [inline]
vn_closefile(fffffd80686a5ae0,ffff80003c992a78) at vn_closefile+0x11d sys/kern/vfs_vnops.c:615
fdrop(fffffd80686a5ae0,ffff80003c992a78) at fdrop+0x126 sys/kern/kern_descrip.c:1267
closef(fffffd80686a5ae0,ffff80003c992a78) at closef+0x18d sys/kern/kern_descrip.c:1251
fdfree(ffff80003c992a78) at fdfree+0x115 sys/kern/kern_descrip.c:1182
exit1(ffff80003c992a78,0,0,1) at exit1+0x59c sys/kern/kern_exit.c:215
sys_exit(ffff80003c992a78,ffff800035d49cc0,ffff800035d49c10) at sys_exit+0x1a sys/kern/kern_exit.c:-1
syscall(ffff800035d49cc0) at syscall+0x97e mi_syscall sys/sys/syscall_mi.h:-1 [inline]
syscall(ffff800035d49cc0) at syscall+0x97e sys/arch/amd64/amd64/trap.c:748
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7b22c9b13610, count: -12

Crashes (1160):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/07/21 00:04 openbsd 5b1fc8b5db04 3cda49cf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: dt_ioctl_record_stop
2025/07/20 16:37 openbsd 33fc78536c1f 3cda49cf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore uvm_fault: dt_ioctl_record_stop
2025/07/20 15:17 openbsd 33fc78536c1f 3cda49cf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore uvm_fault: dt_ioctl_record_stop
2025/07/20 10:24 openbsd 33fc78536c1f 3cda49cf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: dt_ioctl_record_stop
2025/07/20 09:10 openbsd 33fc78536c1f 3cda49cf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore uvm_fault: dt_ioctl_record_stop
2025/07/20 08:08 openbsd 33fc78536c1f 3cda49cf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: dt_ioctl_record_stop
2025/07/20 06:10 openbsd 33fc78536c1f 3cda49cf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore uvm_fault: dt_ioctl_record_stop
2025/07/19 17:39 openbsd 0e7ce4eb8da0 3cda49cf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore uvm_fault: dt_ioctl_record_stop
2025/07/19 15:09 openbsd a137aca31385 3cda49cf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: dt_ioctl_record_stop
2025/07/19 09:15 openbsd a137aca31385 3cda49cf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: dt_ioctl_record_stop
2025/07/19 07:56 openbsd a137aca31385 3cda49cf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore uvm_fault: dt_ioctl_record_stop
2025/07/19 03:50 openbsd a137aca31385 3cda49cf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore uvm_fault: dt_ioctl_record_stop
2025/07/18 22:45 openbsd 5561167ae35d 3cda49cf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore uvm_fault: dt_ioctl_record_stop
2025/07/18 21:06 openbsd 5561167ae35d 3cda49cf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore uvm_fault: dt_ioctl_record_stop
2025/07/18 18:49 openbsd 5561167ae35d 3cda49cf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore uvm_fault: dt_ioctl_record_stop
2025/07/18 17:18 openbsd 5561167ae35d 3cda49cf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore uvm_fault: dt_ioctl_record_stop
2025/07/18 15:18 openbsd 3b798ac8b890 3cda49cf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: dt_ioctl_record_stop
2025/07/18 10:21 openbsd aa829d585f3f 3cda49cf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore uvm_fault: dt_ioctl_record_stop
2025/07/18 08:56 openbsd aa829d585f3f 3cda49cf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore uvm_fault: dt_ioctl_record_stop
2025/07/18 06:38 openbsd aa829d585f3f 3cda49cf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: dt_ioctl_record_stop
2025/07/18 04:39 openbsd aa829d585f3f 3cda49cf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: dt_ioctl_record_stop
2025/07/18 03:12 openbsd aa829d585f3f 3cda49cf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore uvm_fault: dt_ioctl_record_stop
2025/07/18 02:02 openbsd aa829d585f3f 3cda49cf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: dt_ioctl_record_stop
2025/07/17 17:38 openbsd c54b87435855 3cda49cf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore uvm_fault: dt_ioctl_record_stop
2025/07/17 12:26 openbsd c54b87435855 3cda49cf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: dt_ioctl_record_stop
2025/07/17 03:58 openbsd 9ce74a582983 3cda49cf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: dt_ioctl_record_stop
2025/07/16 21:14 openbsd 054bb2fd459c 3cda49cf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: dt_ioctl_record_stop
2025/07/16 06:35 openbsd 86f69b9e7bb3 3cda49cf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore uvm_fault: dt_ioctl_record_stop
2025/07/16 01:19 openbsd 86f69b9e7bb3 3cda49cf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore uvm_fault: dt_ioctl_record_stop
2025/07/16 00:02 openbsd 86f69b9e7bb3 3cda49cf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore uvm_fault: dt_ioctl_record_stop
2025/07/15 22:53 openbsd 86f69b9e7bb3 3cda49cf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore uvm_fault: dt_ioctl_record_stop
2025/07/15 18:38 openbsd feb5a82c5bff 3cda49cf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore uvm_fault: dt_ioctl_record_stop
2025/07/15 12:35 openbsd feb5a82c5bff 3cda49cf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: dt_ioctl_record_stop
2025/07/15 11:21 openbsd feb5a82c5bff 3cda49cf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore uvm_fault: dt_ioctl_record_stop
2025/07/15 09:41 openbsd feb5a82c5bff 3cda49cf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore uvm_fault: dt_ioctl_record_stop
2025/07/15 00:22 openbsd 427cdd1fb5e1 3cda49cf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: dt_ioctl_record_stop
2025/07/14 23:05 openbsd 427cdd1fb5e1 3cda49cf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore uvm_fault: dt_ioctl_record_stop
2025/07/14 15:06 openbsd 9c5d53a61b43 3cda49cf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore uvm_fault: dt_ioctl_record_stop
2025/07/14 11:46 openbsd 9c5d53a61b43 3cda49cf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore uvm_fault: dt_ioctl_record_stop
2025/07/14 11:02 openbsd 40f26cfbae82 3cda49cf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: dt_ioctl_record_stop
2025/07/14 06:30 openbsd 40f26cfbae82 3cda49cf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: dt_ioctl_record_stop
2025/07/14 05:14 openbsd 9c5d53a61b43 3cda49cf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore uvm_fault: dt_ioctl_record_stop
2025/07/14 03:28 openbsd 79bd20f69ae4 3cda49cf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: dt_ioctl_record_stop
2025/07/14 01:58 openbsd 79bd20f69ae4 3cda49cf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: dt_ioctl_record_stop
2025/07/13 21:37 openbsd 79bd20f69ae4 3cda49cf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: dt_ioctl_record_stop
2025/07/13 20:32 openbsd 79bd20f69ae4 3cda49cf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: dt_ioctl_record_stop
2025/07/13 07:13 openbsd 5bd8d26974b4 3cda49cf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: dt_ioctl_record_stop
2025/07/12 17:44 openbsd 2fd78fb00a47 3cda49cf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: dt_ioctl_record_stop
2025/04/06 06:12 openbsd c16771e8b440 1c65791e .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore uvm_fault: dt_ioctl_record_stop
* Struck through repros no longer work on HEAD.