syzbot


uvm_fault: mtx_enter

Status: upstream: reported on 2025/04/11 00:12
Reported-by: syzbot+012f107f543805943a64@syzkaller.appspotmail.com
First crash: 316d, last: 7d09h

Sample crash report:
uvm_fault(0xfffffd806b5d7748, 0x18, 0, 1) -> e
kernel: page fault trap, code=0
Stopped at      mtx_enter+0x6e: movq    0(%r14),%r15
    TID    PID    UID     PRFLAGS     PFLAGS  CPU  COMMAND
*370163  16898      0           0  0x4000000    0  syz-executor
mtx_enter(18) at mtx_enter+0x6e sys/kern/kern_lock.c:549
clockintr_unbind(ffff800000c5ce30,1) at clockintr_unbind+0x56 sys/kern/kern_clockintr.c:375
dt_ioctl_record_stop(ffff800001837080) at dt_ioctl_record_stop+0xbc sys/dev/dt/dt_dev.c:589
dtclose(11e5f,81,2000,ffff80002a8bf790) at dtclose+0xd9 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline]
dtclose(11e5f,81,2000,ffff80002a8bf790) at dtclose+0xd9 sys/dev/dt/dt_dev.c:239
spec_close(ffff800035d1b6f0) at spec_close+0x466 sys/kern/spec_vnops.c:-1
VOP_CLOSE(fffffd8067a7cea8,81,fffffd8007bfd820,ffff80002a8bf790) at VOP_CLOSE+0x129 sys/kern/vfs_vops.c:156
vn_closefile(fffffd806e621630,ffff80002a8bf790) at vn_closefile+0x11d vn_close sys/kern/vfs_vnops.c:292 [inline]
vn_closefile(fffffd806e621630,ffff80002a8bf790) at vn_closefile+0x11d sys/kern/vfs_vnops.c:615
fdrop(fffffd806e621630,ffff80002a8bf790) at fdrop+0x121 sys/kern/kern_descrip.c:1280
closef(fffffd806e621630,ffff80002a8bf790) at closef+0x190 sys/kern/kern_descrip.c:1264
syscall(ffff800035d1b940) at syscall+0x962 mi_syscall sys/sys/syscall_mi.h:-1 [inline]
syscall(ffff800035d1b940) at syscall+0x962 sys/arch/amd64/amd64/trap.c:775
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x20811d9f410, 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: uvm_fault(0xfffffd806b5d7748, 0x18, 0, 1) -> e
ddb> trace
mtx_enter(18) at mtx_enter+0x6e sys/kern/kern_lock.c:549
clockintr_unbind(ffff800000c5ce30,1) at clockintr_unbind+0x56 sys/kern/kern_clockintr.c:375
dt_ioctl_record_stop(ffff800001837080) at dt_ioctl_record_stop+0xbc sys/dev/dt/dt_dev.c:589
dtclose(11e5f,81,2000,ffff80002a8bf790) at dtclose+0xd9 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline]
dtclose(11e5f,81,2000,ffff80002a8bf790) at dtclose+0xd9 sys/dev/dt/dt_dev.c:239
spec_close(ffff800035d1b6f0) at spec_close+0x466 sys/kern/spec_vnops.c:-1
VOP_CLOSE(fffffd8067a7cea8,81,fffffd8007bfd820,ffff80002a8bf790) at VOP_CLOSE+0x129 sys/kern/vfs_vops.c:156
vn_closefile(fffffd806e621630,ffff80002a8bf790) at vn_closefile+0x11d vn_close sys/kern/vfs_vnops.c:292 [inline]
vn_closefile(fffffd806e621630,ffff80002a8bf790) at vn_closefile+0x11d sys/kern/vfs_vnops.c:615
fdrop(fffffd806e621630,ffff80002a8bf790) at fdrop+0x121 sys/kern/kern_descrip.c:1280
closef(fffffd806e621630,ffff80002a8bf790) at closef+0x190 sys/kern/kern_descrip.c:1264
syscall(ffff800035d1b940) at syscall+0x962 mi_syscall sys/sys/syscall_mi.h:-1 [inline]
syscall(ffff800035d1b940) at syscall+0x962 sys/arch/amd64/amd64/trap.c:775
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x20811d9f410, count: -11
ddb> show registers
rdi                                0
rsi                                0
rbp               0xffff800035d1b5a0
rbx                                0
rdx               0xffff800001544c80
rcx                            0x237
rax               0xffff80002a8bf700
r8                0xffffffff815bfc90    uvm_map_inentry_sp
r9                               0x1
r10                0xc3632798b6c95a5
r11               0x96dba7067ba18ff0
r12                              0x1
r13                                0
r14                             0x18
r15                                0
rip               0xffffffff82bc5a8e    mtx_enter+0x6e
cs                               0x8
rflags                       0x10297    __ALIGN_SIZE+0xf297
rsp               0xffff800035d1b570
ss                                 0
mtx_enter+0x6e: movq    0(%r14),%r15
ddb> show proc
PROC (syz-executor) tid=370163 pid=16898 tcnt=3 stat=onproc
    flags process=0 proc=4000000<THREAD>
    runpri=80, usrpri=80, slppri=32, nice=20
    wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0
    forw=0xffffffffffffffff, list=0xffff80002a8be2d0,0xffff80002a8bfa38
    process=0xffff8000ffffa898 user=0xffff800035d16000, vmspace=0xfffffd806b5d7748
    estcpu=30, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0
ddb> ps
   PID     TID   PPID    UID  S       FLAGS  WAIT          COMMAND
 52903   96310   9597      0  2         0x1                syz-executor
 52903   71687   9597      0  3   0x4000080  fsleep        syz-executor
 23350  462981   5196      0  2         0x1                syz-executor
 23350  343592   5196      0  2   0x4000001                syz-executor
 16898  279483  90152      0  2           0                syz-executor
*16898  370163  90152      0  7   0x4000000                syz-executor
 16898  141755  90152      0  3   0x4000080  fsleep        syz-executor
 58034  449781  97521      0  2         0x1                syz-executor
 58034  116145  97521      0  3   0x4000080  fsleep        syz-executor
 58034  368447  97521      0  3   0x4000080  fsleep        syz-executor
 19529   67255    147      0  2           0                syz-executor
 19529  120723    147      0  3   0x4000080  fsleep        syz-executor
 19529  322958    147      0  3   0x4000080  fsleep        syz-executor
 81644  120395  80658      0  3        0x80  nanoslp       syz-executor
 81644  470726  80658      0  3   0x4000080  fsleep        syz-executor
 81644   97738  80658      0  3   0x4000080  fsleep        syz-executor
 43226  414319  79486     -1  2        0x10                syz-executor
 43226  138528  79486     -1  3   0x4000090  kqread        syz-executor
 43226  110862  79486     -1  3   0x4000090  fsleep        syz-executor
 43226  134816  79486     -1  3   0x4000090  fsleep        syz-executor
 83060   35011      1      0  3    0x100083  ttyopn        getty
 79486  457526   6340      0  3        0x82  nanoslp       syz-executor
 64085  504016      0      0  3     0x14280  nfsidl        nfsio
 28934  332867      0      0  3     0x14280  nfsidl        nfsio
 70783  264824      0      0  3     0x14280  nfsidl        nfsio
 43535  344307      0      0  3     0x14280  nfsidl        nfsio
 99065  463968      0      0  3     0x14280  nfsidl        nfsio
  2877   16871      0      0  3     0x14280  nfsidl        nfsio
   339  423161      0      0  3     0x14280  nfsidl        nfsio
 68845  500518      0      0  3     0x14280  nfsidl        nfsio
  3983  508173      0      0  3     0x14280  nfsidl        nfsio
 17406  348009      0      0  3     0x14280  nfsidl        nfsio
   487  314137      0      0  3     0x14280  nfsidl        nfsio
 67839   41150      0      0  3     0x14280  nfsidl        nfsio
 75348  475645      0      0  3     0x14280  nfsidl        nfsio
 26244  486017      0      0  3     0x14280  nfsidl        nfsio
 83945  397309      0      0  3     0x14280  nfsidl        nfsio
 65715   18831      0      0  3     0x14280  nfsidl        nfsio
 31614  342122      0      0  3     0x14280  nfsidl        nfsio
 54316  332665      0      0  3     0x14280  nfsidl        nfsio
 39345  499586      0      0  3     0x14280  nfsidl        nfsio
 26194  379474      0      0  3     0x14280  nfsidl        nfsio
 80658  421542   6340      0  3        0x82  nanoslp       syz-executor
  9597  141622   6340      0  3        0x82  nanoslp       syz-executor
 97521    4866   6340      0  3        0x82  nanoslp       syz-executor
  5196  415170   6340      0  3        0x82  nanoslp       syz-executor
 93658   85945   6340      0  2         0x2                syz-executor
 90152  377097   6340      0  3        0x82  nanoslp       syz-executor
   147   48855   6340      0  3        0x82  nanoslp       syz-executor
  6340  340405  35453      0  3        0x82  kqread        syz-executor
 35453  288379  81289      0  3    0x10008a  sigsusp       ksh
 81289   85745  97062      0  3        0x98  kqread        sshd-session
 97062   91772  39091      0  3        0x92  kqread        sshd-session
 39091  458712      1      0  3        0x88  kqread        sshd
 55302  489236  19678     73  3   0x1100090  kqread        syslogd
 19678   76001      1      0  3    0x100082  sbwait        syslogd
 92823  359551      1      0  3    0x100080  kqread        resolvd
 86916  502934  72444     77  3    0x100092  kqread        dhcpleased
 61681  275636  72444     77  3    0x100092  kqread        dhcpleased
 72444  183896      1      0  3        0x80  kqread        dhcpleased
 11311  220274      0      0  3     0x14200  bored         smr
 79117  253205      0      0  2     0x14200                zerothread
 86927   56327      0      0  3     0x14200  aiodoned      aiodoned
 46532  254398      0      0  3     0x14200  syncer        update
 27936  163759      0      0  3     0x14200  cleaner       cleaner
  3216  312941      0      0  3     0x14200  reaper        reaper
 20199  115325      0      0  3     0x14200  pgdaemon      pagedaemon
 73209  173424      0      0  3     0x14200  bored         viomb
 69700  163011      0      0  3  0x40014200  acpi0         acpi0
 73740   93036      0      0  3     0x14200  bored         softnet0
 42557   23078      0      0  3     0x14200  bored         systqmp
  3081  432415      0      0  3     0x14200  bored         systq
 93307  154382      0      0  3  0x40014200  tmoslp        softclock
 75867  428512      0      0  3  0x40014200                idle0
     1  438545      0      0  3     0x80082  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 11041  12128K   14827K 166960K     13710        0
            pcb    20     16K      20K 166960K       363        0
         rtable   173      7K      10K 166960K       572        0
             pf    29     12K      17K 166960K        95        0
         ifaddr    30      5K       7K 166960K        76        0
        ifgroup    43      1K       2K 166960K       115        0
         sysctl     3      1K       9K 166960K        14        0
       counters    32     17K      18K 166960K        65        0
       ioctlops     0      0K       4K 166960K       204        0
            iov     0      0K      20K 166960K        28        0
          mount     1      1K       1K 166960K         1        0
            log     0      0K       0K 166960K         4        0
         vnodes  1505     95K      95K 166960K      2130        0
      UFS quota     1     32K      32K 166960K         1        0
      UFS mount     5     36K      36K 166960K         5        0
            shm     2      1K       9K 166960K        15        0
         VM map     2      1K       1K 166960K         2        0
            sem    12      0K       0K 166960K        34        0
        dirhash    12      2K       2K 166960K        21        0
           ACPI  1692    195K     286K 166960K     12470        0
      file desc    17     61K      85K 166960K       685        0
          sigio     0      0K       0K 166960K        10        0
           proc    60     59K      91K 166960K       582        0
        subproc    72      4K       4K 166960K        82        0
    NFS srvsock     1      0K       0K 166960K         1        0
     NFS daemon     1     16K      16K 166960K         1        0
    ip_moptions     0      0K       0K 166960K        63        0
       in_multi    62      4K       7K 166960K       138        0
    ether_multi     1      0K       0K 166960K        12        0
            mrt     1      0K       0K 166960K        12        0
    ISOFS mount     1     32K      32K 166960K         1        0
  MSDOSFS mount     1     16K      16K 166960K         1        0
           ttys    61    281K     281K 166960K        61        0
           exec     0      0K       1K 166960K       473        0
   fusefs mount     1     32K      32K 166960K         1        0
     pfkey data     0      0K       0K 166960K         1        0
            tdb     3      0K       0K 166960K         3        0
        VM swap     8     62K      64K 166960K        10        0
       UVM amap   235    155K     168K 166960K      8424        0
       UVM aobj    23     10K      10K 166960K        26        0
     pinsyscall    38     76K      92K 166960K      1802        0
        memdesc     1      4K       4K 166960K         1        0
    crypto data     1      1K       1K 166960K         1        0
    ip6_options     1      0K       1K 166960K        33        0
            NDP    10      0K       2K 166960K        50        0
           temp    79   8674K    8740K 166960K     30928        0
         kqueue    15     22K      30K 166960K       146        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       86    0       83     1     0     1     1     0     8    0
rtentry    136      165    0       99     4     0     4     4     0     8    0
unpcb      144      277    0      262     1     0     1     1     0     8    0
syncache   336        6    0        6     2     1     1     1     0     8    1
tcpcb      736      286    0      281     7     0     7     7     0     8    6
arp         96       21    0        9     1     0     1     1     0     8    0
ipq         40        3    0        1     1     0     1     1     0     8    0
ipqe        40        7    0        3     1     0     1     1     0     8    0
inpcb      328      884    0      871    12     3     9    12     0     8    7
ip6q        72        3    0        3     1     0     1     1     0     8    1
ip6af       40        7    0        7     1     0     1     1     0     8    1
nd6        112       30    0       15     1     0     1     1     0     8    0
pkpcb       40        5    0        5     1     0     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      23    0       23     2     1     1     1     0     8    1
pppxif     1384       5    0        5     2     1     1     1     0     8    1
pfrktable  1344      10    0       10     1     0     1     1     0     8    1
pfanchor   1288       1    0        1     1     0     1     1     0     8    1
pftag       88        1    0        0     1     0     1     1     0     8    0
pfqueue    320        1    0        1     1     0     1     1     0     8    1
pfstitem    24        2    0        0     1     0     1     1     0     8    0
pfstkey    128        2    0        0     1     0     1     1     0     8    0
pfstate    384        1    0        0     1     0     1     1     0     8    0
pfrule     1360       3    0        2     1     0     1     1     0     8    0
rttmr      136        3    0        3     2     1     1     1     0     8    1
art_heap8  4096       3    0        0     3     0     3     3     0     8    0
art_heap4  256      601    0      328    29     0    29    29     0     8    8
art_table   40      604    0      328     5     0     5     5     0     8    0
art_node    32      138    0       79     1     0     1     1     0     8    0
sysvmsgpl   40        3    0        2     1     0     1     1     0     8    0
semapl     112       31    0       21     1     0     1     1     0     8    0
shmpl      112       19    0        2     1     0     1     1     0     8    0
dirhash    1024      23    0        6     3     0     3     3     0     8    0
dino2pl    256     2662    0     1162    95     0    95    95     0     8    0
ffsino     256     2662    0     1162    95     0    95    95     0     8    0
nchpl      144     3657    0     1965    64     0    64    64     0     8    0
rtmask      32        4    0        4     1     0     1     1     0     8    1
vnodes     216     3232    0        0   180     0   180   180     0     8    0
namei      1024   12628    0    12627     2     1     1     2     0     8    0
vcpupl     3904       3    0        0     1     0     1     1     0     8    0
vmpool     808        4    0        1     1     0     1     1     0     8    0
pfiaddrpl  120        2    0        2     1     0     1     1     0     8    1
kstatmem   264       64    0       44     2     0     2     2     0     8    0
acpiwqpl    32        1    0        1     1     0     1     1     1     8    1
scsiplug    72        2    0        2     1     0     1     1     0     8    1
scxspl     216    13810    0    13810    10     2     8     8     1     8    8
plimitpl   152      197    0      181     1     0     1     1     0     8    0
sigapl     424      999    0      937     9     1     8     8     0     8    0
knotepl    120    35803    0    35752    30    18    12    17     0     8    8
kqueuepl   184      325    0      312     4     0     4     4     0     8    3
pipepl     304      159    0      132     3     0     3     3     0     8    0
fdescpl    448      962    0      933     4     0     4     4     0     8    0
filepl     120     5996    0     5774    12     0    12    12     0     8    3
lockfpl    104      394    0      392     2     0     2     2     0     8    1
lockfspl    48      117    0      115     1     0     1     1     0     8    0
sessionpl  144       25    0       17     1     0     1     1     0     8    0
pgrppl      48       37    0       21     1     0     1     1     0     8    0
ucredpl    104      788    0      775     1     0     1     1     0     8    0
zombiepl   144     1346    0     1346     1     0     1     1     0     8    1
processpl  1152     999    0      937     5     0     5     5     0     8    0
procpl     664     2017    0     1942     8     0     8     8     0     8    1
sosppl     176        6    0        6     1     0     1     1     0     8    1
sockpl     552     1341    0     1310    13     3    10    12     0     8    7
mcl64k     65536     21    0       20     1     0     1     1     0     8    0
mcl16k     16384      4    0        4     1     0     1     1     0     8    1
mcl8k      8192      10    0       10     2     1     1     1     0     8    1
mcl4k      4096    3179    0     3128    15     7     8    14     0     8    0
mcl2k      2048     763    0      762     2     0     2     2     0     8    1
mtagpl      96      154    0      144     3     1     2     2     0     8    1
mbufpl     256    10167    0    10013    16     0    16    16     0     8    2
bufpl      280     4843    0      118   338     0   338   338     0     8    0
anonpl      24   160926    0   157539    58     4    54    54     0   187   22
amapchunkpl 152   27611    0    27112    38     4    34    34     0   158   12
amappl16   200     2745    0     2714    18     6    12    15     0     8    8
amappl15   192        6    0        6     1     1     0     1     0     8    0
amappl14   184        7    0        7     1     1     0     1     0     8    0
amappl13   176      437    0      436     1     0     1     1     0     8    0
amappl12   168     1312    0     1274     2     0     2     2     0     8    0
amappl11   160        2    0        2     1     1     0     1     0     8    0
amappl10   152       67    0       57     1     0     1     1     0     8    0
amappl9    144      255    0      255     1     1     0     1     0     8    0
amappl8    136       32    0       30     1     0     1     1     0     8    0
amappl7    128       82    0       81     1     0     1     1     0     8    0
amappl6    120      279    0      268     1     0     1     1     0     8    0
amappl5    112       86    0       78     1     0     1     1     0     8    0
amappl4    104      426    0      402     1     0     1     1     0     8    0
amappl3     96     4610    0     4519     3     0     3     3     0     8    0
amappl2     88     1080    0     1009     2     0     2     2     0     8    0
amappl1     80    11369    0    10826    14     1    13    13     0     8    0
amappl      88     7585    0     7419     5     0     5     5     0    92    0
uvmvnodes   80      115    0        0     3     0     3     3     0     8    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        7    0        7     2     1     1     1     0     8    1
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        8    0        8     2     1     1     1     0     8    1
dma16       16       18    0       17     1     0     1     1     0     8    0
aobjpl      72       25    0        3     1     0     1     1     0     8    0
uaddrrnd    24      962    0      933     1     0     1     1     0     8    0
uaddrbest   32        2    0        0     1     0     1     1     0     8    0
uaddr       24      962    0      933     1     0     1     1     0     8    0
vmmpekpl   168     9242    0     9205     2     0     2     2     0     8    0
vmmpepl    168    67830    0    66029    97     1    96    96     0   357   11
vmsppl     368      961    0      933     4     1     3     4     0     8    0
rwobjpl     40    20624    0    19634    14     0    14    14     0     8    2
pdppl      4096    1938    0     1871    98    29    69    76     0     8    2
pvpl        32   419573    0   410714   125     0   125   125     0   265   40
pmappl     216      965    0      934     2     0     2     2     0     8    0
extentpl    40       45    0       27     1     0     1     1     0     8    0
phpool     112      386    0       42    10     0    10    10     0     8    0
ddb> machine ddbcpu 0
No such command
ddb> trace
mtx_enter(18) at mtx_enter+0x6e sys/kern/kern_lock.c:549
clockintr_unbind(ffff800000c5ce30,1) at clockintr_unbind+0x56 sys/kern/kern_clockintr.c:375
dt_ioctl_record_stop(ffff800001837080) at dt_ioctl_record_stop+0xbc sys/dev/dt/dt_dev.c:589
dtclose(11e5f,81,2000,ffff80002a8bf790) at dtclose+0xd9 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline]
dtclose(11e5f,81,2000,ffff80002a8bf790) at dtclose+0xd9 sys/dev/dt/dt_dev.c:239
spec_close(ffff800035d1b6f0) at spec_close+0x466 sys/kern/spec_vnops.c:-1
VOP_CLOSE(fffffd8067a7cea8,81,fffffd8007bfd820,ffff80002a8bf790) at VOP_CLOSE+0x129 sys/kern/vfs_vops.c:156
vn_closefile(fffffd806e621630,ffff80002a8bf790) at vn_closefile+0x11d vn_close sys/kern/vfs_vnops.c:292 [inline]
vn_closefile(fffffd806e621630,ffff80002a8bf790) at vn_closefile+0x11d sys/kern/vfs_vnops.c:615
fdrop(fffffd806e621630,ffff80002a8bf790) at fdrop+0x121 sys/kern/kern_descrip.c:1280
closef(fffffd806e621630,ffff80002a8bf790) at closef+0x190 sys/kern/kern_descrip.c:1264
syscall(ffff800035d1b940) at syscall+0x962 mi_syscall sys/sys/syscall_mi.h:-1 [inline]
syscall(ffff800035d1b940) at syscall+0x962 sys/arch/amd64/amd64/trap.c:775
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x20811d9f410, count: -11
ddb> machine ddbcpu 1
No such command
ddb> trace
mtx_enter(18) at mtx_enter+0x6e sys/kern/kern_lock.c:549
clockintr_unbind(ffff800000c5ce30,1) at clockintr_unbind+0x56 sys/kern/kern_clockintr.c:375
dt_ioctl_record_stop(ffff800001837080) at dt_ioctl_record_stop+0xbc sys/dev/dt/dt_dev.c:589
dtclose(11e5f,81,2000,ffff80002a8bf790) at dtclose+0xd9 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline]
dtclose(11e5f,81,2000,ffff80002a8bf790) at dtclose+0xd9 sys/dev/dt/dt_dev.c:239
spec_close(ffff800035d1b6f0) at spec_close+0x466 sys/kern/spec_vnops.c:-1
VOP_CLOSE(fffffd8067a7cea8,81,fffffd8007bfd820,ffff80002a8bf790) at VOP_CLOSE+0x129 sys/kern/vfs_vops.c:156
vn_closefile(fffffd806e621630,ffff80002a8bf790) at vn_closefile+0x11d vn_close sys/kern/vfs_vnops.c:292 [inline]
vn_closefile(fffffd806e621630,ffff80002a8bf790) at vn_closefile+0x11d sys/kern/vfs_vnops.c:615
fdrop(fffffd806e621630,ffff80002a8bf790) at fdrop+0x121 sys/kern/kern_descrip.c:1280
closef(fffffd806e621630,ffff80002a8bf790) at closef+0x190 sys/kern/kern_descrip.c:1264
syscall(ffff800035d1b940) at syscall+0x962 mi_syscall sys/sys/syscall_mi.h:-1 [inline]
syscall(ffff800035d1b940) at syscall+0x962 sys/arch/amd64/amd64/trap.c:775
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x20811d9f410, count: -11

Crashes (199):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/02/13 21:08 openbsd 002f3ac1824d 018ebef2 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2026/02/07 23:16 openbsd 6a5ee414a02d 018ebef2 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2026/02/05 12:13 openbsd f4cdf487c26e 018ebef2 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2026/02/05 10:36 openbsd f4cdf487c26e 018ebef2 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2026/02/04 21:38 openbsd 3e29b976dc48 018ebef2 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2026/02/03 01:27 openbsd 2933a3218787 018ebef2 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2026/02/01 01:00 openbsd 43ad07ab5076 6b8752f2 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2026/01/31 01:50 openbsd ffeb3c477d3b c75a2f6e .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2026/01/30 09:15 openbsd b822cddf2b35 bfa73b7b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2026/01/30 05:45 openbsd b822cddf2b35 bfa73b7b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2026/01/29 21:40 openbsd efad3755d7df aeb6fdd5 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2026/01/27 15:26 openbsd 4b649cda673b 71ad32b1 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2026/01/27 06:48 openbsd e574c2d36cbc efb3e894 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2026/01/26 17:54 openbsd 4c8dfe351ad4 a4c52dd6 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2026/01/26 04:26 openbsd 401b985036af 55756628 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2026/01/25 23:45 openbsd 401b985036af 55756628 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2026/01/24 22:15 openbsd 652212f689da 40acda8a .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2026/01/22 16:32 openbsd 72d111245f15 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2026/01/22 09:22 openbsd 72d111245f15 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2026/01/21 20:49 openbsd bf8f984edd8f 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2026/01/21 12:03 openbsd 5c0c839c3d8f 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2026/01/20 16:00 openbsd bbdb2fea834c 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2026/01/20 08:53 openbsd 4dbb760ec6c4 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2026/01/19 13:01 openbsd 665aeba05e03 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2026/01/19 01:22 openbsd 085960a72a94 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2026/01/18 00:42 openbsd f5df22e61f89 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2026/01/15 17:16 openbsd c600931321c7 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2026/01/15 14:48 openbsd c600931321c7 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore uvm_fault: mtx_enter
2026/01/14 10:11 openbsd 3d903ed5427e 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2026/01/11 13:30 openbsd 294bdc40ca4d 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2026/01/11 09:26 openbsd 294bdc40ca4d 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2026/01/11 02:05 openbsd 7ae91379da7d 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2026/01/09 20:09 openbsd 2bce6ca4aaa2 56f88057 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2026/01/09 10:39 openbsd 0f50c032e950 c1f5c7d0 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2026/01/08 15:37 openbsd b9d9e3fc96bc c1f5c7d0 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2026/01/08 12:29 openbsd b9d9e3fc96bc c1f5c7d0 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2026/01/08 07:06 openbsd d77c41cf8f5a c1f5c7d0 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2026/01/07 16:32 openbsd b6bc6e61f2e3 15f6fd08 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2026/01/07 04:16 openbsd c7117ed52e15 15f6fd08 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2026/01/06 00:41 openbsd 891a370a6a2c 15f6fd08 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2026/01/05 14:33 openbsd 97968167a1e0 917fe602 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2026/01/03 17:14 openbsd 80bc9799356e e3fbc05e .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2026/01/02 18:06 openbsd e29e388b5d06 af6b70b9 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2026/01/02 14:27 openbsd e29e388b5d06 af6b70b9 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2026/01/02 01:31 openbsd 0eddcf7f1d3c 2733a373 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2026/01/01 23:08 openbsd 0eddcf7f1d3c 2733a373 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2026/01/01 13:42 openbsd 6a1433bd6d39 2733a373 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2025/12/31 10:32 openbsd 59b265ba3157 d32f762a .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2025/12/31 08:28 openbsd 59b265ba3157 d32f762a .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2025/12/30 22:08 openbsd e93b8ae725cf d32f762a .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2025/12/29 22:09 openbsd 4420759a09aa 9831da75 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2025/04/11 00:12 openbsd 5990a1963d9d 94486846 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
* Struck through repros no longer work on HEAD.