syzbot


uvm_fault: mtx_enter

Status: upstream: reported on 2025/04/11 00:12
Reported-by: syzbot+012f107f543805943a64@syzkaller.appspotmail.com
First crash: 291d, last: 5h59m

Sample crash report:
kernel: page fault trap, code=0
Stopped at      mtx_enter+0x6e: movq    0(%r14),%r15
    TID    PID    UID     PRFLAGS     PFLAGS  CPU  COMMAND
mtx_enter(18) at mtx_enter+0x6e sys/kern/kern_lock.c:549
clockintr_unbind(ffff8000015f7430,1) at clockintr_unbind+0x56 sys/kern/kern_clockintr.c:375
dt_ioctl_record_stop(ffff8000015a1300) at dt_ioctl_record_stop+0xbc sys/dev/dt/dt_dev.c:589
dtclose(11e5f,1,2000,ffff80003390b788) at dtclose+0xd9 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline]
dtclose(11e5f,1,2000,ffff80003390b788) at dtclose+0xd9 sys/dev/dt/dt_dev.c:239
spec_close(ffff80002a84bad0) at spec_close+0x466 sys/kern/spec_vnops.c:-1
VOP_CLOSE(fffffd8061eb7548,1,fffffd8007bfd340,ffff80003390b788) at VOP_CLOSE+0x129 sys/kern/vfs_vops.c:156
vn_closefile(fffffd807a90f080,ffff80003390b788) at vn_closefile+0x11d vn_close sys/kern/vfs_vnops.c:292 [inline]
vn_closefile(fffffd807a90f080,ffff80003390b788) at vn_closefile+0x11d sys/kern/vfs_vnops.c:615
fdrop(fffffd807a90f080,ffff80003390b788) at fdrop+0x121 sys/kern/kern_descrip.c:1280
closef(fffffd807a90f080,ffff80003390b788) at closef+0x190 sys/kern/kern_descrip.c:1264
fdfree(ffff80003390b788) at fdfree+0x115 sys/kern/kern_descrip.c:1195
exit1(ffff80003390b788,0,0,1) at exit1+0x576 sys/kern/kern_exit.c:215
sys_exit(ffff80003390b788,ffff80002a84be30,ffff80002a84bd80) at sys_exit+0x1a sys/kern/kern_exit.c:-1
syscall(ffff80002a84be30) at syscall+0x962 mi_syscall sys/sys/syscall_mi.h:-1 [inline]
syscall(ffff80002a84be30) at syscall+0x962 sys/arch/amd64/amd64/trap.c:775
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7edba7279e90, count: 1
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(0xfffffd806cb1d2f8, 0x18, 0, 1) -> e
ddb> trace
mtx_enter(18) at mtx_enter+0x6e sys/kern/kern_lock.c:549
clockintr_unbind(ffff8000015f7430,1) at clockintr_unbind+0x56 sys/kern/kern_clockintr.c:375
dt_ioctl_record_stop(ffff8000015a1300) at dt_ioctl_record_stop+0xbc sys/dev/dt/dt_dev.c:589
dtclose(11e5f,1,2000,ffff80003390b788) at dtclose+0xd9 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline]
dtclose(11e5f,1,2000,ffff80003390b788) at dtclose+0xd9 sys/dev/dt/dt_dev.c:239
spec_close(ffff80002a84bad0) at spec_close+0x466 sys/kern/spec_vnops.c:-1
VOP_CLOSE(fffffd8061eb7548,1,fffffd8007bfd340,ffff80003390b788) at VOP_CLOSE+0x129 sys/kern/vfs_vops.c:156
vn_closefile(fffffd807a90f080,ffff80003390b788) at vn_closefile+0x11d vn_close sys/kern/vfs_vnops.c:292 [inline]
vn_closefile(fffffd807a90f080,ffff80003390b788) at vn_closefile+0x11d sys/kern/vfs_vnops.c:615
fdrop(fffffd807a90f080,ffff80003390b788) at fdrop+0x121 sys/kern/kern_descrip.c:1280
closef(fffffd807a90f080,ffff80003390b788) at closef+0x190 sys/kern/kern_descrip.c:1264
fdfree(ffff80003390b788) at fdfree+0x115 sys/kern/kern_descrip.c:1195
exit1(ffff80003390b788,0,0,1) at exit1+0x576 sys/kern/kern_exit.c:215
sys_exit(ffff80003390b788,ffff80002a84be30,ffff80002a84bd80) at sys_exit+0x1a sys/kern/kern_exit.c:-1
syscall(ffff80002a84be30) at syscall+0x962 mi_syscall sys/sys/syscall_mi.h:-1 [inline]
syscall(ffff80002a84be30) at syscall+0x962 sys/arch/amd64/amd64/trap.c:775
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7edba7279e90, count: -14
ddb> show registers
rdi                                0
rsi                                0
rbp               0xffff80002a84b980
rbx                                0
rdx                                0
rcx               0xffff80003390b788
rax               0xffff80003390b700
r8                0xffffffffffffffff
r9                                 0
r10               0x97c0fd61f3da4a32
r11               0xc7cd6e434cdef3a1
r12                              0x1
r13                                0
r14                             0x18
r15                                0
rip               0xffffffff81be963e    mtx_enter+0x6e
cs                               0x8
rflags                       0x10297    __ALIGN_SIZE+0xf297
rsp               0xffff80002a84b950
ss                              0x10
mtx_enter+0x6e: movq    0(%r14),%r15
ddb> show proc
PROC (syz-executor) tid=374662 pid=78298 tcnt=0 stat=onproc
    flags process=1008<EXITING,SINGLEEXIT> proc=2000<WEXIT>
    runpri=32, usrpri=86, slppri=32, nice=20
    wchan=0x0, wmesg=, ps_single=0xffff80003390b788 scnt=-1 ecnt=1
    forw=0xffffffffffffffff, list=0xffff80002a8302d0,0xffff80003390ad38
    process=0xffff8000ffffb198 user=0xffff80002a846000, vmspace=0xfffffd806cb1d2f8
    estcpu=36, cpticks=2, pctcpu=0.0, user=0, sys=2, intr=0
ddb> ps
   PID     TID   PPID    UID  S       FLAGS  WAIT          COMMAND
 51940  418698  49574      0  2           0                syz-executor
 51940   52584  49574      0  3   0x4000080  fsleep        syz-executor
 70848  133630  77702      0  2           0                syz-executor
 70848  189798  77702      0  2   0x4000000                syz-executor
 46566   50878  39892      0  2           0                syz-executor
 46566  212682  39892      0  3   0x4000080  fsleep        syz-executor
 46566  490660  39892      0  3   0x4000080  fsleep        syz-executor
 72175  162406    582      0  2           0                syz-executor
 72175  507972    582      0  3   0x4000080  fsleep        syz-executor
 77702  499246  88324      0  3        0x82  nanoslp       syz-executor
 64826    2504      0      0  3     0x14200  acct          acct
 49574  217485  88324      0  3        0x82  nanoslp       syz-executor
  4283  156205      1      0  3    0x100083  ttyin         getty
   582  497156  88324      0  3        0x82  nanoslp       syz-executor
 39892  149680  88324      0  3        0x82  nanoslp       syz-executor
 49991  496053  88324      0  3        0x82  nanoslp       syz-executor
 79692  241396  88324      0  3        0x82  wait          syz-executor
 77254  100269      0      0  3     0x14280  nfsidl        nfsio
 67716  365978      0      0  3     0x14280  nfsidl        nfsio
 86859  165294      0      0  3     0x14280  nfsidl        nfsio
  4718  273550      0      0  3     0x14280  nfsidl        nfsio
 25211   50870      0      0  3     0x14280  nfsidl        nfsio
 76775  273777      0      0  3     0x14280  nfsidl        nfsio
 34108  392300      0      0  3     0x14280  nfsidl        nfsio
 99255  511343      0      0  3     0x14280  nfsidl        nfsio
 60027   68224      0      0  3     0x14280  nfsidl        nfsio
 65176   86617      0      0  3     0x14280  nfsidl        nfsio
 63094  405698      0      0  3     0x14280  nfsidl        nfsio
 34885   19003      0      0  3     0x14280  nfsidl        nfsio
 75400   36638      0      0  3     0x14280  nfsidl        nfsio
 20203  295499      0      0  3     0x14280  nfsidl        nfsio
 64650   45100      0      0  3     0x14280  nfsidl        nfsio
 97486  482177      0      0  3     0x14280  nfsidl        nfsio
 51901   26598      0      0  3     0x14280  nfsidl        nfsio
 76647   67388      0      0  3     0x14280  nfsidl        nfsio
 65134  167709      0      0  3     0x14280  nfsidl        nfsio
 50434  391004      0      0  3     0x14280  nfsidl        nfsio
 99391  296702  88324      0  3        0x82  wait          syz-executor
 84185   26823  88324      0  2         0x2                syz-executor
 88324   84133   6488      0  2         0x2                syz-executor
  6488  130349  64035      0  3    0x10008a  sigsusp       ksh
 64035  445202  60561      0  3        0x98  kqread        sshd-session
 60561  372212   5985      0  3        0x92  kqread        sshd-session
  5985  131696      1      0  3        0x88  kqread        sshd
  5157  279649  85293     73  3   0x1100090  kqread        syslogd
 85293  310418      1      0  3    0x100082  sbwait        syslogd
 36557  202337      1      0  3    0x100080  kqread        resolvd
 43776  219038  57399     77  3    0x100092  kqread        dhcpleased
 87944  380694  57399     77  3    0x100092  kqread        dhcpleased
 57399  180636      1      0  3        0x80  kqread        dhcpleased
 43920  213144      0      0  3     0x14200  bored         smr
 44433  422240      0      0  2     0x14200                zerothread
 39758  333865      0      0  3     0x14200  aiodoned      aiodoned
 69143  474791      0      0  3     0x14200  syncer        update
 57331  295053      0      0  3     0x14200  cleaner       cleaner
   871   80046      0      0  3     0x14200  reaper        reaper
 39903  408967      0      0  3     0x14200  pgdaemon      pagedaemon
 85116  344246      0      0  3     0x14200  bored         viomb
 12543  274123      0      0  3  0x40014200  acpi0         acpi0
  6539  105996      0      0  3     0x14200  bored         softnet0
 31887  290512      0      0  3     0x14200  bored         systqmp
 72084  314358      0      0  3     0x14200  bored         systq
 27291  326236      0      0  2  0x40014200                softclock
 34043  299675      0      0  3  0x40014200                idle0
     1  301713      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 11072  12310K   12592K 166960K     15238        0
            pcb    80     20K      20K 166960K       642        0
         rtable   211     12K      12K 166960K       746        0
             pf    35     13K      16K 166960K       191        0
         ifaddr    35      6K       7K 166960K       149        0
        ifgroup    56      2K       2K 166960K       244        0
         sysctl     4      1K       9K 166960K        30        0
       counters    37     18K      18K 166960K       261        0
       ioctlops     0      0K       4K 166960K       457        0
            iov     0      0K      24K 166960K       135        0
          mount     1      1K       1K 166960K         1        0
            log     0      0K       0K 166960K         4        0
         vnodes  1411     89K      89K 166960K      3000        0
      UFS quota     1     32K      32K 166960K         1        0
      UFS mount     5     36K      36K 166960K         5        0
            shm     3      6K      10K 166960K        29        0
         VM map     2      1K       1K 166960K         2        0
            sem    12      0K       0K 166960K        68        0
        dirhash    12      2K       2K 166960K        39        0
           ACPI  1692    195K     286K 166960K     12470        0
      file desc    17     61K     110K 166960K      1660        0
          sigio     0      0K       0K 166960K       126        0
           proc    61     59K     100K 166960K       815        0
        subproc    72      4K       4K 166960K       126        0
    NFS srvsock     1      0K       0K 166960K         1        0
     NFS daemon     1     16K      16K 166960K         1        0
    ip_moptions     0      0K       0K 166960K       162        0
       in_multi    66      4K       7K 166960K       227        0
    ether_multi     1      0K       0K 166960K        14        0
            mrt     1      0K       0K 166960K         9        0
    ISOFS mount     1     32K      32K 166960K         1        0
  MSDOSFS mount     1     16K      16K 166960K         1        0
           ttys    91    413K     413K 166960K        91        0
           exec     0      0K       1K 166960K       725        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   223    151K     170K 166960K     16298        0
       UVM aobj    46     10K      10K 166960K        49        0
     pinsyscall    38     76K      96K 166960K      2882        0
        memdesc     1      4K       4K 166960K         1        0
    crypto data     1      1K       1K 166960K         1        0
    ip6_options     0      0K       1K 166960K       116        0
            NDP    15      0K       2K 166960K       103        0
           temp    80   8676K    8745K 166960K     56094        0
         kqueue    14     22K      32K 166960K       312        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      281    0      275     3     1     2     2     0     8    1
rtentry    136      219    0      149     4     0     4     4     0     8    0
unpcb      144     1649    0     1634    15     9     6     8     0     8    5
syncache   336        4    0        4     2     2     0     1     0     8    0
tcpqe       32        9    0        9     2     2     0     1     0     8    0
tcpcb      736      649    0      643    10     9     1     7     0     8    0
arp         96       33    0       21     1     0     1     1     0     8    0
ipq         40        5    0        4     2     1     1     1     0     8    0
ipqe        40        8    0        7     2     1     1     1     0     8    0
inpcb      328     2155    0     2082    25    16     9    12     0     8    2
ip6q        72        1    0        1     1     0     1     1     0     8    1
ip6af       40        1    0        1     1     0     1     1     0     8    1
nd6        112       50    0       34     1     0     1     1     0     8    0
pkpcb       40       13    0       13     3     2     1     1     0     8    1
kcovpl      48       14    0        6     1     0     1     1     0     8    0
ppxss      1072     201    0      199     3     2     1     1     0     8    0
pppxif     1384      14    0       12     3     2     1     1     0     8    0
pfrktable  1344       1    0        1     1     1     0     1     0     8    0
pftag       88        1    0        1     1     1     0     1     0     8    0
pfstkey    128        1    0        1     1     1     0     1     0     8    0
pfstate    384        1    0        1     1     1     0     1     0     8    0
pfrule     1360       8    0        7     1     0     1     1     0     8    0
rttmr      136        2    0        2     1     1     0     1     0     8    0
art_heap8  4096       2    0        0     2     0     2     2     0     8    0
art_heap4  256      969    0      641    36    15    21    29     0     8    0
art_table   40      971    0      641     5     0     5     5     0     8    0
art_node    32      215    0      153     1     0     1     1     0     8    0
sysvmsgpl   40       24    0       18     1     0     1     1     0     8    0
semupl     112        1    0        1     1     1     0     1     0     8    0
semapl     112       61    0       51     1     0     1     1     0     8    0
shmpl      112       41    0        1     2     0     2     2     0     8    0
dirhash    1024      35    0       18     3     0     3     3     0     8    0
dino2pl    256     4468    0     2962    95     0    95    95     0     8    0
ffsino     256     4468    0     2962    95     0    95    95     0     8    0
nchpl      144     6676    0     4963    64     0    64    64     0     8    0
rtmask      32       17    0       17     3     2     1     1     0     8    1
vnodes     216     5518    0        0   307     0   307   307     0     8    0
namei      1024   25103    0    25103     6     5     1     2     0     8    1
vcpupl     3904       3    0        0     1     0     1     1     0     8    0
vmpool     808        4    0        1     1     0     1     1     0     8    0
kstatmem   264      148    0      122     2     0     2     2     0     8    0
scsiplug    72       10    0       10     3     2     1     1     0     8    1
scxspl     216    23406    0    23406    10     9     1     8     1     8    1
plimitpl   152      468    0      452     1     0     1     1     0     8    0
sigapl     424     1946    0     1883     9     1     8     8     0     8    0
knotepl    120    89534    0    89485    45    34    11    17     0     8    8
kqueuepl   184      820    0      808     8     5     3     4     0     8    2
pipepl     304      480    0      453    10     5     5     8     0     8    2
fdescpl    448     1910    0     1881     5     1     4     5     0     8    0
filepl     120    14993    0    14702    21    10    11    15     0     8    1
lockfpl    104      632    0      630     2     1     1     2     0     8    0
lockfspl    48      244    0      242     1     0     1     1     0     8    0
sessionpl  144       30    0       22     1     0     1     1     0     8    0
pgrppl      48      130    0      114     1     0     1     1     0     8    0
ucredpl    104     2589    0     2577     1     0     1     1     0     8    0
zombiepl   144     2407    0     2404     3     2     1     1     0     8    0
processpl  1152    1946    0     1883     5     0     5     5     0     8    0
procpl     664     4390    0     4322     8     0     8     8     0     8    0
sosppl     176        5    0        5     3     2     1     1     0     8    1
sockpl     552     4167    0     4073    32    22    10    17     0     8    2
mcl64k     65536    182    0      182     3     2     1     1     0     8    1
mcl16k     16384      4    0        4     2     2     0     1     0     8    0
mcl9k      9216       3    0        3     2     1     1     1     0     8    1
mcl8k      8192      17    0       17     3     3     0     1     0     8    0
mcl4k      4096    4440    0     4387    18     9     9    15     0     8    1
mcl2k      2048    1750    0     1749     5     3     2     3     0     8    1
mtagpl      96       40    0       23     2     1     1     1     0     8    0
mbufpl     256    22140    0    21981    79    64    15    71     0     8    1
bufpl      280     7103    0      882   445     0   445   445     0     8    0
anonpl      24   253705    0   250627    65    29    36    45     0   187    0
amapchunkpl 152   54836    0    54380    44    19    25    31     0   158    4
amappl16   200     3896    0     3866    22    15     7    15     0     8    1
amappl15   192        6    0        6     1     1     0     1     0     8    0
amappl14   184        6    0        6     2     2     0     1     0     8    0
amappl13   176      478    0      477     1     0     1     1     0     8    0
amappl12   168     2291    0     2253     2     0     2     2     0     8    0
amappl11   160        2    0        2     1     1     0     1     0     8    0
amappl10   152       41    0       31     1     0     1     1     0     8    0
amappl9    144      263    0      263     1     1     0     1     0     8    0
amappl8    136       23    0       22     1     0     1     1     0     8    0
amappl7    128      121    0      120     1     0     1     1     0     8    0
amappl6    120      336    0      325     1     0     1     1     0     8    0
amappl5    112       70    0       62     1     0     1     1     0     8    0
amappl4    104      418    0      393     1     0     1     1     0     8    0
amappl3     96     9861    0     9776     3     0     3     3     0     8    0
amappl2     88     2016    0     1940     2     0     2     2     0     8    0
amappl1     80    15801    0    15258    13     1    12    13     0     8    0
amappl      88    15234    0    15079     5     0     5     5     0    92    0
uvmvnodes   80      133    0        0     3     0     3     3     0     8    0
dma4096    4096       1    0        1     1     1     0     1     0     8    0
dma2048    2048       1    0        1     1     1     0     1     0     8    0
dma1024    1024       3    0        2     1     0     1     1     0     8    0
dma256     256        6    0        6     1     1     0     1     0     8    0
dma128     128      254    0      254     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       19    0       18     1     0     1     1     0     8    0
aobjpl      72       48    0        3     1     0     1     1     0     8    0
uaddrrnd    24     1910    0     1881     1     0     1     1     0     8    0
uaddrbest   32        2    0        0     1     0     1     1     0     8    0
uaddr       24     1910    0     1881     1     0     1     1     0     8    0
vmmpekpl   168    16472    0    16416     3     0     3     3     0     8    0
vmmpepl    168   122661    0   120870    98    15    83    91     0   357    1
vmsppl     368     1909    0     1881     4     1     3     4     0     8    0
rwobjpl     40    31479    0    30463    14     1    13    13     0     8    0
pdppl      4096    3835    0     3767   119    47    72    83     0     8    4
pvpl        32   813987    0   805803   145    48    97   112     0   265    3
pmappl     216     1913    0     1882     3     0     3     3     0     8    0
extentpl    40       45    0       27     1     0     1     1     0     8    0
phpool     112      493    0      166    12     1    11    12     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(ffff8000015f7430,1) at clockintr_unbind+0x56 sys/kern/kern_clockintr.c:375
dt_ioctl_record_stop(ffff8000015a1300) at dt_ioctl_record_stop+0xbc sys/dev/dt/dt_dev.c:589
dtclose(11e5f,1,2000,ffff80003390b788) at dtclose+0xd9 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline]
dtclose(11e5f,1,2000,ffff80003390b788) at dtclose+0xd9 sys/dev/dt/dt_dev.c:239
spec_close(ffff80002a84bad0) at spec_close+0x466 sys/kern/spec_vnops.c:-1
VOP_CLOSE(fffffd8061eb7548,1,fffffd8007bfd340,ffff80003390b788) at VOP_CLOSE+0x129 sys/kern/vfs_vops.c:156
vn_closefile(fffffd807a90f080,ffff80003390b788) at vn_closefile+0x11d vn_close sys/kern/vfs_vnops.c:292 [inline]
vn_closefile(fffffd807a90f080,ffff80003390b788) at vn_closefile+0x11d sys/kern/vfs_vnops.c:615
fdrop(fffffd807a90f080,ffff80003390b788) at fdrop+0x121 sys/kern/kern_descrip.c:1280
closef(fffffd807a90f080,ffff80003390b788) at closef+0x190 sys/kern/kern_descrip.c:1264
fdfree(ffff80003390b788) at fdfree+0x115 sys/kern/kern_descrip.c:1195
exit1(ffff80003390b788,0,0,1) at exit1+0x576 sys/kern/kern_exit.c:215
sys_exit(ffff80003390b788,ffff80002a84be30,ffff80002a84bd80) at sys_exit+0x1a sys/kern/kern_exit.c:-1
syscall(ffff80002a84be30) at syscall+0x962 mi_syscall sys/sys/syscall_mi.h:-1 [inline]
syscall(ffff80002a84be30) at syscall+0x962 sys/arch/amd64/amd64/trap.c:775
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7edba7279e90, count: -14
ddb> machine ddbcpu 1
No such command
ddb> trace
mtx_enter(18) at mtx_enter+0x6e sys/kern/kern_lock.c:549
clockintr_unbind(ffff8000015f7430,1) at clockintr_unbind+0x56 sys/kern/kern_clockintr.c:375
dt_ioctl_record_stop(ffff8000015a1300) at dt_ioctl_record_stop+0xbc sys/dev/dt/dt_dev.c:589
dtclose(11e5f,1,2000,ffff80003390b788) at dtclose+0xd9 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline]
dtclose(11e5f,1,2000,ffff80003390b788) at dtclose+0xd9 sys/dev/dt/dt_dev.c:239
spec_close(ffff80002a84bad0) at spec_close+0x466 sys/kern/spec_vnops.c:-1
VOP_CLOSE(fffffd8061eb7548,1,fffffd8007bfd340,ffff80003390b788) at VOP_CLOSE+0x129 sys/kern/vfs_vops.c:156
vn_closefile(fffffd807a90f080,ffff80003390b788) at vn_closefile+0x11d vn_close sys/kern/vfs_vnops.c:292 [inline]
vn_closefile(fffffd807a90f080,ffff80003390b788) at vn_closefile+0x11d sys/kern/vfs_vnops.c:615
fdrop(fffffd807a90f080,ffff80003390b788) at fdrop+0x121 sys/kern/kern_descrip.c:1280
closef(fffffd807a90f080,ffff80003390b788) at closef+0x190 sys/kern/kern_descrip.c:1264
fdfree(ffff80003390b788) at fdfree+0x115 sys/kern/kern_descrip.c:1195
exit1(ffff80003390b788,0,0,1) at exit1+0x576 sys/kern/kern_exit.c:215
sys_exit(ffff80003390b788,ffff80002a84be30,ffff80002a84bd80) at sys_exit+0x1a sys/kern/kern_exit.c:-1
syscall(ffff80002a84be30) at syscall+0x962 mi_syscall sys/sys/syscall_mi.h:-1 [inline]
syscall(ffff80002a84be30) at syscall+0x962 sys/arch/amd64/amd64/trap.c:775
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7edba7279e90, count: -14

Crashes (187):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
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
2025/12/29 16:31 openbsd 4420759a09aa 9831da75 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2025/12/28 15:08 openbsd b86add70dd7c 5dc09de1 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2025/12/28 09:53 openbsd d9ef728109ec 5dc09de1 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2025/12/28 05:06 openbsd d9ef728109ec 5dc09de1 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2025/12/26 19:07 openbsd 97e1364f97a2 5dc09de1 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2025/12/25 19:39 openbsd b1d076877106 5dc09de1 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2025/12/25 15:54 openbsd b1d076877106 5dc09de1 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: mtx_enter
2025/12/25 11:18 openbsd 37a2fc69fcf0 5dc09de1 .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.