syzbot


uvm_fault: VOP_LOCK (2)

Status: auto-obsoleted due to no activity on 2024/10/12 01:01
Reported-by: syzbot+5eb5e269f7c81c767acc@syzkaller.appspotmail.com
First crash: 212d, last: 123d
Similar bugs (1)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
openbsd uvm_fault: VOP_LOCK 1 364d 364d 0/3 auto-obsoleted due to no activity on 2024/02/13 21:08

Sample crash report:
uvm_fault(0xfffffd806ec8da58, 0x0, 0, 1) -> e
kernel: page fault trap, code=0
Stopped at      VOP_LOCK+0x84:  movq    0(%rax),%r14
    TID    PID    UID     PRFLAGS     PFLAGS  CPU  COMMAND
* 22376  55949      0   0x8000000  0x4000000    0K syz-executor
VOP_LOCK(fffffd806909e1d8,1) at VOP_LOCK+0x84 sys/kern/vfs_vops.c:521
vn_lock(fffffd806909e1d8,1) at vn_lock+0xa4 sys/kern/vfs_vnops.c:564
vget(fffffd806909e1d8,1) at vget+0x2bd sys/kern/vfs_subr.c:696
ufs_ihashget(400,1443e) at ufs_ihashget+0x171 sys/ufs/ufs/ufs_ihash.c:95
ffs_vget(ffff800000a66c00,1443e,ffff8000371f5648) at ffs_vget+0x8c sys/ufs/ffs/ffs_vfsops.c:1201
ufs_lookup() at ufs_lookup+0x16bc sys/ufs/ufs/ufs_lookup.c:573
VOP_LOOKUP(fffffd807ec0c510,ffff8000371f5a20,ffff8000371f5a50) at VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85
vfs_lookup(ffff8000371f59f0) at vfs_lookup+0x8fa sys/kern/vfs_lookup.c:566
namei(ffff8000371f59f0) at namei+0x7aa sys/kern/vfs_lookup.c:250
ptmioctl(5100,40287401,ffff8000371f5d10,3,ffff8000371e9c08) at ptmioctl+0x4cb sys/kern/tty_pty.c:1143
VOP_IOCTL(fffffd806ddea7a0,40287401,ffff8000371f5d10,3,fffffd807f7d32d8,ffff8000371e9c08) at VOP_IOCTL+0xac sys/kern/vfs_vops.c:264
vn_ioctl(fffffd8076fdcdb0,40287401,ffff8000371f5d10,ffff8000371e9c08) at vn_ioctl+0xf6 sys/kern/vfs_vnops.c:525
sys_ioctl(ffff8000371e9c08,ffff8000371f5ef0,ffff8000371f5e40) at sys_ioctl+0x67c
syscall(ffff8000371f5ef0) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline]
syscall(ffff8000371f5ef0) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577
end trace frame: 0xffff8000371f5f70, count: 0
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{0}> 
ddb{0}> set $lines = 0
ddb{0}> set $maxwidth = 0
ddb{0}> show panic
*cpu0: uvm_fault(0xfffffd806ec8da58, 0x0, 0, 1) -> e
ddb{0}> trace
VOP_LOCK(fffffd806909e1d8,1) at VOP_LOCK+0x84 sys/kern/vfs_vops.c:521
vn_lock(fffffd806909e1d8,1) at vn_lock+0xa4 sys/kern/vfs_vnops.c:564
vget(fffffd806909e1d8,1) at vget+0x2bd sys/kern/vfs_subr.c:696
ufs_ihashget(400,1443e) at ufs_ihashget+0x171 sys/ufs/ufs/ufs_ihash.c:95
ffs_vget(ffff800000a66c00,1443e,ffff8000371f5648) at ffs_vget+0x8c sys/ufs/ffs/ffs_vfsops.c:1201
ufs_lookup() at ufs_lookup+0x16bc sys/ufs/ufs/ufs_lookup.c:573
VOP_LOOKUP(fffffd807ec0c510,ffff8000371f5a20,ffff8000371f5a50) at VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85
vfs_lookup(ffff8000371f59f0) at vfs_lookup+0x8fa sys/kern/vfs_lookup.c:566
namei(ffff8000371f59f0) at namei+0x7aa sys/kern/vfs_lookup.c:250
ptmioctl(5100,40287401,ffff8000371f5d10,3,ffff8000371e9c08) at ptmioctl+0x4cb sys/kern/tty_pty.c:1143
VOP_IOCTL(fffffd806ddea7a0,40287401,ffff8000371f5d10,3,fffffd807f7d32d8,ffff8000371e9c08) at VOP_IOCTL+0xac sys/kern/vfs_vops.c:264
vn_ioctl(fffffd8076fdcdb0,40287401,ffff8000371f5d10,ffff8000371e9c08) at vn_ioctl+0xf6 sys/kern/vfs_vnops.c:525
sys_ioctl(ffff8000371e9c08,ffff8000371f5ef0,ffff8000371f5e40) at sys_ioctl+0x67c
syscall(ffff8000371f5ef0) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline]
syscall(ffff8000371f5ef0) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x67a5b26b280, count: -15
ddb{0}> show registers
rdi                                0
rsi                                0
rbp               0xffff8000371f53e0
rbx               0xffffffff8341fff0    cpu_info_full_primary+0x1ff0
rdx               0xffff8000011a3ac0
rcx               0xffff8000371e9c08
rax                                0
r8                              0x30
r9                                 0
r10               0xdf0e46c98c438874
r11               0x892eda7237978140
r12                                0
r13                                0
r14               0xfffffd806909e1d8
r15                                0
rip               0xffffffff8284c7e4    VOP_LOCK+0x84
cs                               0x8
rflags                       0x10203    __ALIGN_SIZE+0xf203
rsp               0xffff8000371f5390
ss                              0x10
VOP_LOCK+0x84:  movq    0(%rax),%r14
ddb{0}> show proc
PROC (syz-executor) tid=22376 pid=55949 tcnt=2 stat=onproc
    flags process=8000000 proc=4000000<THREAD>
    runpri=32, usrpri=50, slppri=32, nice=20
    wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0
    forw=0xffffffffffffffff, list=0xffff8000371e8f60,0xffffffff8356b490
    process=0xffff80002d573a98 user=0xffff8000371f0000, vmspace=0xfffffd806ec8da58
    estcpu=36, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0
ddb{0}> ps
   PID     TID   PPID    UID  S       FLAGS  WAIT          COMMAND
 55949  495664  55360      0  2   0x8000000                syz-executor
*55949   22376  55360      0  7   0xc000000                syz-executor
 50523   43590  98739      0  2   0x8000000                syz-executor
 50523  361308  98739      0  3   0xc000080  ttyout        syz-executor
 50523  122661  98739      0  3   0xc000080  ttyout        syz-executor
 57577  427739  98274      0  2   0x8000000                syz-executor
 57577  385774  98274      0  3   0xc000080  fsleep        syz-executor
 88303  312315  40266      0  2   0x8000000                syz-executor
 88303  173988  40266      0  3   0xc000080  fsleep        syz-executor
 88303  468197  40266      0  3   0xc000080  ttyout        syz-executor
 88303   10247  40266      0  3   0xc000080  fsleep        syz-executor
 93340  374790  50698      0  2   0x8000000                syz-executor
 93340  225033  50698      0  3   0xc000080  fsleep        syz-executor
 10997   65784  64907      0  2   0x8000000                syz-executor
 10997  211434  64907      0  3   0xc000080  sbwait        syz-executor
 10997  138724  64907      0  3   0xc000080  fsleep        syz-executor
 68483   12408  40356      0  3   0x8000080  nanoslp       syz-executor
 68483  421831  40356      0  3   0xc000080  ttyin         syz-executor
 23430  120423  43337      0  2   0x8000002                syz-executor
 98739  125258  43337      0  3   0x8000082  nanoslp       syz-executor
 64907  257074  43337      0  3   0x8000082  nanoslp       syz-executor
 40266     553  43337      0  3   0x8000082  nanoslp       syz-executor
 98274  105602  43337      0  3   0x8000082  nanoslp       syz-executor
 40356  434904  43337      0  3   0x8000082  nanoslp       syz-executor
 50698  301060  43337      0  3   0x8000082  nanoslp       syz-executor
 55360   89734  43337      0  3   0x8000082  nanoslp       syz-executor
 36180  330938      1      0  3  0x18100083  ttyin         getty
 30020  466882      0      0  3     0x14200  bored         sosplice
 43337   66349  93491      0  3   0x8000082  kqread        syz-executor
 93491  177290   2461      0  3   0x810008a  sigsusp       ksh
  2461   24336    612      0  3  0x18000098  kqread        sshd-session
   612   60558  70694      0  3  0x18000092  kqread        sshd-session
 70694   25989      1      0  3  0x18000088  kqread        sshd
 42103   59804  19864     74  3  0x19100092  bpf           pflogd
 19864  169634      1      0  3  0x18000080  sbwait        pflogd
 42787  431499  84827     73  2  0x19100010                syslogd
 84827  276914      1      0  3  0x18100082  sbwait        syslogd
 38062   20420      1      0  3  0x18100080  kqread        resolvd
 80707  265973   1520     77  3  0x18100092  kqread        dhcpleased
 58243  522909   1520     77  3  0x18100092  kqread        dhcpleased
  1520   23842      1      0  3  0x18000080  kqread        dhcpleased
 36565  260282      0      0  3     0x14200  bored         smr
 86224  334518      0      0  2     0x14200                zerothread
 14289  340360      0      0  3     0x14200  aiodoned      aiodoned
  2307  482789      0      0  3     0x14200  syncer        update
 52752   78753      0      0  3     0x14200  cleaner       cleaner
 89916  192761      0      0  3     0x14200  reaper        reaper
 16177  223174      0      0  3     0x14200  pgdaemon      pagedaemon
 57994   20611      0      0  3     0x14200  bored         viomb
 46088  260872      0      0  3  0x40014200  acpi0         acpi0
 10010  465942      0      0  7  0x40014200                idle1
 65020  221065      0      0  3     0x14200  bored         softnet3
 25814  287867      0      0  3     0x14200  bored         softnet2
 96308    1120      0      0  3     0x14200  bored         softnet1
 92534  391769      0      0  3     0x14200  bored         softnet0
 16694  396057      0      0  3     0x14200  bored         systqmp
 35305  402611      0      0  3     0x14200  bored         systq
 97222  233306      0      0  3     0x14200  tmoslp        softclockmp
 28414  423255      0      0  3  0x40014200  tmoslp        softclock
  8714   99673      0      0  3  0x40014200                idle0
     1  288566      0      0  3   0x8080082  wait          init
     0       0     -1      0  3     0x10200  scheduler     swapper
ddb{0}> show all locks
Process 55949 (syz-executor) thread 0xffff8000371e9c08 (22376)
exclusive rrwlock inode r = 0 (0xfffffd807e55fa28)
#0  witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0  witness_lock+0x5b8 sys/kern/subr_witness.c:1151
#1  rw_enter+0x41b sys/kern/kern_rwlock.c:309
#2  rrw_enter+0xbe sys/kern/kern_rwlock.c:464
#3  VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524
#4  vn_lock+0xa4 sys/kern/vfs_vnops.c:564
#5  vget+0x2bd sys/kern/vfs_subr.c:696
#6  cache_lookup+0x36e sys/kern/vfs_cache.c:222
#7  ufs_lookup+0x218 sys/ufs/ufs/ufs_lookup.c:160
#8  VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85
#9  vfs_lookup+0x8fa sys/kern/vfs_lookup.c:566
#10 namei+0x7aa sys/kern/vfs_lookup.c:250
#11 ptmioctl+0x4cb sys/kern/tty_pty.c:1143
#12 VOP_IOCTL+0xac sys/kern/vfs_vops.c:264
#13 vn_ioctl+0xf6 sys/kern/vfs_vnops.c:525
#14 sys_ioctl+0x67c
#15 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline]
#15 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577
#16 Xsyscall+0x128
exclusive kernel_lock &kernel_lock r = 0 (0xffffffff8356b120)
#0  witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0  witness_lock+0x5b8 sys/kern/subr_witness.c:1151
#1  vn_ioctl+0x4d sys/kern/vfs_vnops.c:508
#2  sys_ioctl+0x67c
#3  syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline]
#3  syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577
#4  Xsyscall+0x128
Process 42787 (syslogd) thread 0xffff8000ffffdbe8 (431499)
exclusive rrwlock inode r = 0 (0xfffffd806e4910a0)
#0  witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0  witness_lock+0x5b8 sys/kern/subr_witness.c:1151
#1  rw_enter+0x41b sys/kern/kern_rwlock.c:309
#2  rrw_enter+0xbe sys/kern/kern_rwlock.c:464
#3  VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524
#4  vn_lock+0xa4 sys/kern/vfs_vnops.c:564
#5  sys_fsync+0x152 sys/kern/vfs_syscalls.c:2927
#6  syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline]
#6  syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577
#7  Xsyscall+0x128
ddb{0}> show malloc
           Type InUse  MemUse  HighUse   Limit  Requests Type Lim
         devbuf 10210  10244K   10717K 166960K     15874        0
            pcb    21     18K      21K 166960K       799        0
         rtable   209     15K      16K 166960K      4674        0
             pf    38     10K      14K 166960K       426        0
         ifaddr    45     17K      17K 166960K       632        0
        ifgroup    63      2K       2K 166960K       729        0
         sysctl     3      0K       1K 166960K         8        0
       counters    68     36K      37K 166960K       416        0
       ioctlops     0      0K       4K 166960K      1903        0
            iov     0      0K      24K 166960K       310        0
          mount     1      1K       1K 166960K         1        0
            log     0      0K       0K 166960K         4        0
         vnodes  1491     94K      94K 166960K      5665        0
      UFS quota     1     32K      32K 166960K         1        0
      UFS mount     5     36K      36K 166960K         5        0
            shm     2      1K      13K 166960K        60        0
         VM map     2      1K       1K 166960K         2        0
            sem    12      0K       0K 166960K       298        0
        dirhash    15      2K       3K 166960K        54        0
           ACPI  1697    195K     286K 166960K     12548        0
      file desc    17     61K      93K 166960K      4232        0
          sigio     0      0K       0K 166960K       248        0
           proc    71     91K     128K 166960K      4388        0
        subproc   104      6K       6K 166960K      1794        0
    NFS srvsock     1      0K       0K 166960K         1        0
     NFS daemon     1     16K      16K 166960K         1        0
    ip_moptions     2      0K       0K 166960K       666        0
       in_multi    90      6K       7K 166960K      1603        0
    ether_multi     1      0K       0K 166960K        22        0
            mrt     1      0K       0K 166960K         8        0
    ISOFS mount     1     32K      32K 166960K         1        0
  MSDOSFS mount     1     16K      16K 166960K         1        0
           ttys   109    493K     493K 166960K       109        0
           exec     0      0K       1K 166960K      2557        0
     pfkey data     0      0K       0K 166960K        70        0
            tdb     3      0K       0K 166960K         3        0
        VM swap     8     62K      64K 166960K        10        0
       UVM amap   242     73K      94K 166960K     33773        0
       UVM aobj   131     12K      12K 166960K       137        0
     pinsyscall    42     84K     106K 166960K      8693        0
        memdesc     1      4K       4K 166960K         1        0
    crypto data     1      1K       1K 166960K         1        0
    ip6_options     0      0K       1K 166960K       170        0
            NDP    16      0K       2K 166960K       467        0
           temp    77   6816K   14752K 166960K    194652        0
         kqueue    13     20K      31K 166960K       398        0
      SYN cache     2      8K      16K 166960K         3        0
ddb{0}> show all pools
Name      Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle
plcache    128       24    0        0     1     0     1     1     0     8    0
rtpcb      120      604    0      601     2     1     1     2     0     8    0
rtentry    112     1641    0     1550     6     3     3     4     0     8    0
unpcb      144     2510    0     2487    19    17     2     4     0     8    1
syncache   336        9    0        9     5     5     0     1     0     8    0
tcpqe       32        3    0        3     2     2     0     1     0     8    0
tcpcb      808     1378    0     1373    54    53     1     8     0     8    0
arp        120      304    0      286     1     0     1     1     0     8    0
inpcb      336     5333    0     5320    81    79     2    15     0     8    0
nd6        136      441    0      419     2     1     1     2     0     8    0
pkpcb       40       85    0       85     7     7     0     1     0     8    0
kcovpl      48      138    0      130     1     0     1     1     0     8    0
ppxss      1168      24    0       24     8     8     0     1     0     8    0
pfstscr     40        2    0        2     1     1     0     1     0     8    0
pffrag     232       26    0       22     2     1     1     1     0   482    0
pffrnode    88       26    0       22     2     1     1     1     0     8    0
pffrent     40      166    0      162     2     1     1     1     0     8    0
pfosfp      40     1428    0     1005     5     0     5     5     0     8    0
pfosfpen   112     1428    0      714    21     0    21    21     0     8    0
pfrktable  1344       1    0        0     1     0     1     1     0     8    0
pfanchor   1288       1    0        0     1     0     1     1     0     8    0
pftag       88        5    0        0     1     0     1     1     0     8    0
pfstitem    24      328    0      285     1     0     1     1     0     8    0
pfstkey    128      332    0      289     3     0     3     3     0     8    0
pfstate    376      330    0      287    10     4     6     8     0     8    0
pfrule     1344      29    0       21     2     1     1     2     0     8    0
art_heap8  4096       1    0        0     1     0     1     1     0     8    0
art_heap4  256     6496    0     6085    51    25    26    30     0     8    0
art_table   32     6497    0     6085     4     0     4     4     0     8    0
art_node    16     1637    0     1555     1     0     1     1     0     8    0
sysvmsgpl   40        8    0        4     1     0     1     1     0     8    0
semupl     112        1    0        1     1     1     0     1     0     8    0
semapl     112      295    0      285     1     0     1     1     0     8    0
shmpl      112      134    0        6     4     0     4     4     0     8    0
dirhash    1024      46    0       26     3     0     3     3     0     8    0
dino2pl    256     6201    0     4438   111     0   111   111     0     8    0
ffsino     272     6201    0     4438   118     0   118   118     0     8    0
nchpl      144     9985    0     9228    70    37    33    70     0     8    0
uvmvnodes   80     7832    0        0   160     0   160   160     0     8    0
vnodes     216     7832    0        0   436     0   436   436     0     8    0
vnodes: pool(0xffffffff83563da8:vnodes): page inconsistency: page 0x0; at page head addr 0xfffffd806909ef90 (p 0xfffffd806909e000)
namei      1024   51386    0    51385    13    12     1     2     0     8    0
percpumem   16      222    0      174     1     0     1     1     0     8    0
vcpupl     3904       5    0        2     2     1     1     1     0     8    0
vmpool     696       17    0       14     2     1     1     1     0     8    0
kstatmem   264      376    0      348     4     2     2     3     0     8    0
scsiplug    72        6    0        6     3     3     0     1     0     8    0
scxspl     216    81647    0    81647    12    10     2     8     1     8    2
plimitpl   152      997    0      976     1     0     1     1     0     8    0
sigapl     424     4275    0     4225    16    10     6     7     0     8    0
futexpl     64    46955    0    46950    14    13     1     1     0     8    0
knotepl    120     1012    0        0    26     1    25    25     0     8    0
kqueuepl   216     1273    0     1263    23    22     1     5     0     8    0
pipepl     320      896    0      869    12     9     3     8     0     8    0
fdescpl    496     4255    0     4224     7     2     5     5     0     8    0
filepl     152    30345    0    30070    67    54    13    22     0     8    1
lockfpl    104     1295    0     1291     3     2     1     2     0     8    0
lockfspl    48      434    0      430     1     0     1     1     0     8    0
sessionpl  144      155    0      146     1     0     1     1     0     8    0
pgrppl      48      396    0      379     1     0     1     1     0     8    0
ucredpl    104     4796    0     4783     1     0     1     1     0     8    0
zombiepl   144     4225    0     4225     2     1     1     1     0     8    1
processpl  1152    4275    0     4225     5     1     4     5     0     8    0
procpl     648     7969    0     7908     9     3     6     7     0     8    0
srpgc       96       20    0       20     8     8     0     1     0     8    0
sosppl     168       17    0       17     7     7     0     1     0     8    0
sockpl     664     8567    0     8528    86    82     4    20     0     8    0
mcl64k     65536      6    0        0     1     0     1     1     0     8    0
mcl16k     16384      4    0        0     1     0     1     1     0     8    0
mcl12k     12288      2    0        0     1     0     1     1     0     8    0
mcl9k      9216       1    0        0     1     0     1     1     0     8    0
mcl8k      8192       5    0        0     1     0     1     1     0     8    0
mcl4k      4096       6    0        0     1     0     1     1     0     8    0
mcl2k2     2112       1    0        0     1     0     1     1     0     8    0
mcl2k      2048     298    0        0    29     1    28    29     0     8    0
mtagpl      96       45    0        0     2     0     2     2     0     8    0
mbufpl     256      642    0        0    35     1    34    34     0     8    0
bufpl      280    13188    0     5401   560     0   560   560     0     8    0
anonpl      24   535318    0   531603   143    90    53    76     0   185   15
amapchunkpl 152  106875    0   106364    94    63    31    44     0   158   10
amappl16   200     8437    0     8415    65    62     3    25     0     8    1
amappl15   192       13    0       13     1     1     0     1     0     8    0
amappl14   184      376    0      364     1     0     1     1     0     8    0
amappl13   176        9    0        9     1     1     0     1     0     8    0
amappl12   168     6966    0     6935     4     2     2     3     0     8    0
amappl11   160       60    0       46     1     0     1     1     0     8    0
amappl10   152        6    0        6     1     1     0     1     0     8    0
amappl9    144      138    0      138     1     1     0     1     0     8    0
amappl8    136       44    0       41     1     0     1     1     0     8    0
amappl7    128      373    0      361     1     0     1     1     0     8    0
amappl6    120     1469    0     1467     1     0     1     1     0     8    0
amappl5    112      662    0      649     1     0     1     1     0     8    0
amappl4    104      718    0      697     1     0     1     1     0     8    0
amappl3     96    21053    0    20933     4     0     4     4     0     8    0
amappl2     88     2475    0     2407     2     0     2     2     0     8    0
amappl1     80    28025    0    27437    16     2    14    15     0     8    0
amappl      88    32244    0    32067     6     1     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        8    0        8     3     3     0     1     0     8    0
dma128     128      253    0      253     1     1     0     1     0     8    0
dma64       64        7    0        7     2     2     0     1     0     8    0
dma32       32        7    0        7     1     1     0     1     0     8    0
dma16       16       18    0       17     1     0     1     1     0     8    0
aobjpl      72      136    0        6     3     0     3     3     0     8    0
uaddrrnd    24     4272    0     4238     1     0     1     1     0     8    0
uaddrbest   32        2    0        0     1     0     1     1     0     8    0
uaddr       24     4272    0     4238     1     0     1     1     0     8    0
vmmpekpl   168    34875    0    34822     4     1     3     4     0     8    0
vmmpepl    168   260554    0   258653   150    63    87   104     0   357    0
vmsppl     440     4271    0     4238     6     2     4     5     0     8    0
rwobjpl     56    77788    0    68867   131     3   128   129     0     8    0
pdppl      4096    8551    0     8479   304   229    75    85     0     8    3
pvpl        32    32827    0        0   264     0   264   264     0   265    0
pmappl     248     4271    0     4238     3     0     3     3     0     8    0
extentpl    40       56    0       38     1     0     1     1     0     8    0
phpool     112      822    0      417    13     0    13    13     0     8    0
ddb{0}> machine ddbcpu 0
Invalid cpu 0
ddb{0}> trace
VOP_LOCK(fffffd806909e1d8,1) at VOP_LOCK+0x84 sys/kern/vfs_vops.c:521
vn_lock(fffffd806909e1d8,1) at vn_lock+0xa4 sys/kern/vfs_vnops.c:564
vget(fffffd806909e1d8,1) at vget+0x2bd sys/kern/vfs_subr.c:696
ufs_ihashget(400,1443e) at ufs_ihashget+0x171 sys/ufs/ufs/ufs_ihash.c:95
ffs_vget(ffff800000a66c00,1443e,ffff8000371f5648) at ffs_vget+0x8c sys/ufs/ffs/ffs_vfsops.c:1201
ufs_lookup() at ufs_lookup+0x16bc sys/ufs/ufs/ufs_lookup.c:573
VOP_LOOKUP(fffffd807ec0c510,ffff8000371f5a20,ffff8000371f5a50) at VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85
vfs_lookup(ffff8000371f59f0) at vfs_lookup+0x8fa sys/kern/vfs_lookup.c:566
namei(ffff8000371f59f0) at namei+0x7aa sys/kern/vfs_lookup.c:250
ptmioctl(5100,40287401,ffff8000371f5d10,3,ffff8000371e9c08) at ptmioctl+0x4cb sys/kern/tty_pty.c:1143
VOP_IOCTL(fffffd806ddea7a0,40287401,ffff8000371f5d10,3,fffffd807f7d32d8,ffff8000371e9c08) at VOP_IOCTL+0xac sys/kern/vfs_vops.c:264
vn_ioctl(fffffd8076fdcdb0,40287401,ffff8000371f5d10,ffff8000371e9c08) at vn_ioctl+0xf6 sys/kern/vfs_vnops.c:525
sys_ioctl(ffff8000371e9c08,ffff8000371f5ef0,ffff8000371f5e40) at sys_ioctl+0x67c
syscall(ffff8000371f5ef0) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline]
syscall(ffff8000371f5ef0) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x67a5b26b280, count: -15
ddb{0}> machine ddbcpu 1
Stopped at      x86_ipi_db+0x27:        addq    $0x8,%rsp
x86_ipi_db(ffff800029b7bff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:393
x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106
Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27
acpicpu_idle() at acpicpu_idle+0x41e sys/dev/acpi/acpicpu.c:1208
sched_idle(ffff800029b7bff0) at sched_idle+0x558 sys/kern/kern_sched.c:182
end trace frame: 0x0, count: 10
ddb{1}> trace
x86_ipi_db(ffff800029b7bff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:393
x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106
Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27
acpicpu_idle() at acpicpu_idle+0x41e sys/dev/acpi/acpicpu.c:1208
sched_idle(ffff800029b7bff0) at sched_idle+0x558 sys/kern/kern_sched.c:182
end trace frame: 0x0, count: -5

Crashes (5):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/07/14 01:01 openbsd 4fa86b90e8e4 eaeb5c15 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore uvm_fault: VOP_LOCK
2024/06/26 00:56 openbsd 00aa7573f64b 34889ee3 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore uvm_fault: VOP_LOCK
2024/05/07 05:43 openbsd 21e142091427 fa7a5cf0 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: VOP_LOCK
2024/04/25 20:26 openbsd 8fa0fb927089 8bdc0f22 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: VOP_LOCK
2024/04/16 15:32 openbsd 25b30cac31a3 2338035c .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore uvm_fault: VOP_LOCK
* Struck through repros no longer work on HEAD.