syzbot


uvm_fault: rw_enter (2)

Status: auto-obsoleted due to no activity on 2024/04/07 12:31
Reported-by: syzbot+1fd59adcf6e3aaf85383@syzkaller.appspotmail.com
First crash: 272d, last: 197d
Similar bugs (2)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
openbsd uvm_fault: rw_enter (3) 1 70d 70d 0/3 upstream: reported on 2024/05/14 15:09
openbsd uvm_fault: rw_enter 1 649d 649d 0/3 auto-obsoleted due to no activity on 2023/01/11 02:32

Sample crash report:
uvm_fault(0xfffffd807d3facd0, 0x0, 0, 1) -> e
kernel: page fault trap, code=0
Stopped at      rw_enter+0x179: movq    0(%r14),%r13
    TID    PID    UID     PRFLAGS     PFLAGS  CPU  COMMAND
 444238  68822      0           0          0    1  syz-executor.7
*401717  54269      0         0x2          0    0K syz-executor.4
rw_enter(0,1) at rw_enter+0x179 sys/kern/kern_rwlock.c:253
uvm_vnp_setsize(fffffd8071898290,0) at uvm_vnp_setsize+0x42 sys/uvm/uvm_vnode.c:1454
ffs_truncate(fffffd8072f66558,0,4,fffffd807f7d6680) at ffs_truncate+0x303 sys/ufs/ffs/ffs_inode.c:177
ufs_rmdir(ffff8000341a25b8) at ufs_rmdir+0x3a9 sys/ufs/ufs/ufs_vnops.c:1342
VOP_RMDIR(fffffd806435a798,fffffd8071898290,ffff8000341a2698) at VOP_RMDIR+0x12a sys/kern/vfs_vops.c:407
dounlinkat(ffff80002a252298,ffffff9c,7a210fdced80,8) at dounlinkat+0x20e sys/kern/vfs_syscalls.c:1880
syscall(ffff8000341a2810) at syscall+0x4e6 sys/arch/amd64/amd64/trap.c:606
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7a210fdced70, count: 7
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(0xfffffd807d3facd0, 0x0, 0, 1) -> e
ddb{0}> trace
rw_enter(0,1) at rw_enter+0x179 sys/kern/kern_rwlock.c:253
uvm_vnp_setsize(fffffd8071898290,0) at uvm_vnp_setsize+0x42 sys/uvm/uvm_vnode.c:1454
ffs_truncate(fffffd8072f66558,0,4,fffffd807f7d6680) at ffs_truncate+0x303 sys/ufs/ffs/ffs_inode.c:177
ufs_rmdir(ffff8000341a25b8) at ufs_rmdir+0x3a9 sys/ufs/ufs/ufs_vnops.c:1342
VOP_RMDIR(fffffd806435a798,fffffd8071898290,ffff8000341a2698) at VOP_RMDIR+0x12a sys/kern/vfs_vops.c:407
dounlinkat(ffff80002a252298,ffffff9c,7a210fdced80,8) at dounlinkat+0x20e sys/kern/vfs_syscalls.c:1880
syscall(ffff8000341a2810) at syscall+0x4e6 sys/arch/amd64/amd64/trap.c:606
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7a210fdced70, count: -8
ddb{0}> show registers
rdi                                0
rsi                                0
rbp               0xffff8000341a22f0
rbx               0xffff80002a25229c
rdx                                0
rcx               0xffff80002a252298
rax               0xffffffff82ba4ff0    cpu_info_full_primary+0x1ff0
r8                0xfffffd8072f665c8
r9                                 0
r10               0xb8fa381863bee4f0
r11               0xef794b9a088abb9f
r12                                0
r13                              0x1
r14                                0
r15               0xffffffffffffffff
rip               0xffffffff81e2b699    rw_enter+0x179
cs                               0x8
rflags                       0x10246    __ALIGN_SIZE+0xf246
rsp               0xffff8000341a2250
ss                                 0
rw_enter+0x179: movq    0(%r14),%r13
ddb{0}> show proc
PROC (syz-executor.4) tid=401717 pid=54269 tcnt=1 stat=onproc
    flags process=2<EXEC> proc=0
    runpri=17, usrpri=86, slppri=17, nice=20
    wchan=0x0, wmesg=, ps_single=0x0
    forw=0xffffffffffffffff, list=0xffff80002a251ff0,0xffff80002a1c6d60
    process=0xffff8000ffff10d8 user=0xffff80003419d000, vmspace=0xfffffd807d3facd0
    estcpu=36, cpticks=3, pctcpu=0.47, user=0, sys=1, intr=0
ddb{0}> ps
   PID     TID   PPID    UID  S       FLAGS  WAIT          COMMAND
 28498  215329  15979      0  2           0                syz-executor.2
 68822  444238  98579      0  7           0                syz-executor.7
 96725   92705   6102      0  2           0                syz-executor.0
 96725  399595   6102      0  3   0x4000080  fsleep        syz-executor.0
 60498  190668  49876      0  2           0                syz-executor.1
 60498  253410  49876      0  3   0x4000080  fsleep        syz-executor.1
 60498  465703  49876      0  2   0x4000000                syz-executor.1
 84911  380754   3374      0  2           0                syz-executor.3
 84911   18030   3374      0  3   0x4000080  fsleep        syz-executor.3
 15979  104223  12708      0  2       0x482                syz-executor.2
 21488   71098  12708      0  2         0x2                syz-executor.6
 98579   50179  12708      0  3        0x82  nanoslp       syz-executor.7
 43239  446941      0      0  3     0x14200  acct          acct
  4150  336998      0      0  3     0x14200  bored         sosplice
 44014  449001      0      0  3     0x14280  nfsidl        nfsio
 34804  127747      0      0  3     0x14280  nfsidl        nfsio
 50004  451380      0      0  3     0x14280  nfsidl        nfsio
 33011  222391      0      0  3     0x14280  nfsidl        nfsio
 56776  282965      0      0  3     0x14280  nfsidl        nfsio
 39844  197250      0      0  3     0x14280  nfsidl        nfsio
 47596  385091      0      0  3     0x14280  nfsidl        nfsio
 44678  325978      0      0  3     0x14280  nfsidl        nfsio
 12580  340203      0      0  3     0x14280  nfsidl        nfsio
 10914  133632      0      0  3     0x14280  nfsidl        nfsio
 66540  382183      0      0  3     0x14280  nfsidl        nfsio
 30357   29027      0      0  3     0x14280  nfsidl        nfsio
 45944  469773      0      0  3     0x14280  nfsidl        nfsio
 54138  245486      0      0  3     0x14280  nfsidl        nfsio
 92965  428975      0      0  3     0x14280  nfsidl        nfsio
 32538  192622      0      0  3     0x14280  nfsidl        nfsio
 42156   35986      0      0  3     0x14280  nfsidl        nfsio
 27838  365437      0      0  3     0x14280  nfsidl        nfsio
 44753   35414      0      0  3     0x14280  nfsidl        nfsio
 75975  347742      0      0  3     0x14280  nfsidl        nfsio
*54269  401717  12708      0  7         0x2                syz-executor.4
  3374   94505  12708      0  3        0x82  nanoslp       syz-executor.3
 49876  314344  12708      0  3        0x82  nanoslp       syz-executor.1
 88332  390568  97909      0  3    0x100082  netio         arp
 97909   73412      1      0  3    0x10008a  sigsusp       sh
  7982  392421  12708      0  2         0x2                syz-executor.5
  6102  232879  12708      0  2       0x482                syz-executor.0
 12708  370551   8427      0  3   0x2000082  thrsleep      syz-fuzzer
 12708  360235   8427      0  3   0x6000082  nanoslp       syz-fuzzer
 12708  482720   8427      0  3   0x6000082  thrsleep      syz-fuzzer
 12708  448084   8427      0  3   0x6000082  thrsleep      syz-fuzzer
 12708  271752   8427      0  3   0x6000082  wait          syz-fuzzer
 12708  442735   8427      0  3   0x6000082  wait          syz-fuzzer
 12708  464885   8427      0  3   0x6000082  wait          syz-fuzzer
 12708  412856   8427      0  3   0x6000082  wait          syz-fuzzer
 12708  261421   8427      0  3   0x6000082  wait          syz-fuzzer
 12708  152092   8427      0  3   0x6000082  thrsleep      syz-fuzzer
 12708  498655   8427      0  3   0x6000082  thrsleep      syz-fuzzer
 12708  507602   8427      0  3   0x6000082  thrsleep      syz-fuzzer
 12708  214031   8427      0  3   0x6000082  wait          syz-fuzzer
 12708  112126   8427      0  3   0x6000082  wait          syz-fuzzer
 12708   79600   8427      0  3   0x6000082  kqread        syz-fuzzer
 12708  164973   8427      0  3   0x6000082  wait          syz-fuzzer
  8427  229845  30243      0  3    0x10008a  sigsusp       ksh
 30243  151177  33745      0  3        0x9a  kqread        sshd
 47626  155151      1      0  3    0x100083  ttyin         getty
 33745  300177      1      0  3        0x88  kqread        sshd
 72483  409032  82399     74  3   0x1100092  bpf           pflogd
 82399  200510      1      0  3        0x80  netio         pflogd
 42116  402004   1423     73  3   0x1100090  kqread        syslogd
  1423  362929      1      0  3    0x100082  netio         syslogd
 53095   88703      1      0  3    0x100080  kqread        resolvd
 16600  219612  38702     77  3    0x100092  kqread        dhcpleased
 38922  264776  38702     77  3    0x100092  kqread        dhcpleased
 38702  521285      1      0  3        0x80  kqread        dhcpleased
 30340  200254      0      0  3     0x14200  bored         smr
 70963  354044      0      0  2     0x14200                zerothread
 94971  475655      0      0  3     0x14200  aiodoned      aiodoned
 93238  370482      0      0  3     0x14200  syncer        update
 54148  377362      0      0  3     0x14200  cleaner       cleaner
 69629  401308      0      0  3     0x14200  reaper        reaper
 35452   79023      0      0  3     0x14200  pgdaemon      pagedaemon
 17627  325894      0      0  3     0x14200  bored         viomb
 74602   66257      0      0  3  0x40014200  acpi0         acpi0
 80094    2227      0      0  3  0x40014200                idle1
  9476  332501      0      0  3     0x14200  bored         softnet3
 26168   89745      0      0  3     0x14200  bored         softnet2
  1258  306201      0      0  3     0x14200  bored         softnet1
 64804  181577      0      0  3     0x14200  bored         softnet0
 29499  273861      0      0  3     0x14200  bored         systqmp
 66986  433682      0      0  3     0x14200  bored         systq
 20948  395175      0      0  3     0x14200  tmoslp        softclockmp
 66807  171953      0      0  2  0x40014200                softclock
 51839  255479      0      0  3  0x40014200                idle0
     1  169258      0      0  3        0x82  wait          init
     0       0     -1      0  3     0x10200  scheduler     swapper
ddb{0}> show all locks
Process 68822 (syz-executor.7) thread 0xffff80002d754d50 (444238)
Process 54269 (syz-executor.4) thread 0xffff80002a252298 (401717)
ddb{0}> show malloc
           Type InUse  MemUse  HighUse   Limit  Requests Type Lim
         devbuf 10244   6514K    6992K 166960K     16330        0
            pcb    13     10K      13K 166960K       317        0
         rtable   244      7K       7K 166960K       683        0
             pf    35     10K      10K 166960K       142        0
         ifaddr    46     16K      16K 166960K       108        0
        ifgroup    60      2K       2K 166960K       234        0
         sysctl     3      0K       0K 166960K         3        0
       counters    66     36K      36K 166960K       152        0
       ioctlops     0      0K       4K 166960K     17982        0
            iov     0      0K      18K 166960K       477        0
          mount     1      1K       1K 166960K         1        0
            log     0      0K       0K 166960K         4        0
         vnodes  1464     92K      92K 166960K     10351        0
      UFS quota     1     32K      32K 166960K         1        0
      UFS mount     5     36K      36K 166960K         5        0
            shm     2      1K      13K 166960K       130        0
         VM map     2      1K       1K 166960K         2        0
            sem    12      0K       1K 166960K       518        0
        dirhash    12      2K       2K 166960K       369        0
           ACPI  1697    195K     286K 166960K     12548        0
      file desc    17     61K      89K 166960K     17113        0
          sigio     0      0K       0K 166960K        49        0
           proc    74     91K     127K 166960K      1701        0
        subproc   117      7K       7K 166960K       169        0
    NFS srvsock     1      0K       0K 166960K         1        0
     NFS daemon     1     16K      16K 166960K         1        0
    ip_moptions     0      0K       0K 166960K       295        0
       in_multi    99      7K       7K 166960K       300        0
    ether_multi     1      0K       0K 166960K         7        0
            mrt     1      0K       0K 166960K        11        0
    ISOFS mount     1     32K      32K 166960K         1        0
  MSDOSFS mount     1     16K      16K 166960K         1        0
           ttys   265   1182K    1182K 166960K       265        0
           exec     0      0K       1K 166960K       852        0
     pfkey data     0      0K       0K 166960K         5        0
            tdb     3      0K       0K 166960K         3        0
        pagedep     1      8K       8K 166960K         1        0
       inodedep     1     32K      32K 166960K         1        0
         newblk     1      0K       0K 166960K         1        0
        VM swap     8     62K      64K 166960K        10        0
       UVM amap   449    155K     155K 166960K    161204        0
       UVM aobj    71      5K       5K 166960K        72        0
        memdesc     1      4K       4K 166960K         1        0
    crypto data     1      1K       1K 166960K         1        0
    ip6_options     0      0K       0K 166960K       176        0
            NDP    13      0K       1K 166960K        80        0
           temp    74   5932K    6012K 166960K     85005        0
         kqueue    12     18K      30K 166960K      4456        0
      SYN cache     2     36K      44K 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      221    0      217     1     0     1     1     0     8    0
rtentry    112      185    0       72     4     0     4     4     0     8    0
unpcb      144    11715    0    11700    70    66     4     9     0     8    3
syncache   312      112    0      112     7     7     0     1     0     8    0
tcpqe       32      226    0      226     8     8     0     1     0     8    0
tcpcb      808     1028    0     1020    21    20     1     9     0     8    0
arp        120       34    0       16     1     0     1     1     0     8    0
inpcb      368     2543    0     2532    33    31     2     9     0     8    0
nd6        136       42    0       15     1     0     1     1     0     8    0
pkpcb       40       15    0       15     3     3     0     1     0     8    0
kcovpl      48       13    0        4     1     0     1     1     0     8    0
ppxss      1256       4    0        4     1     1     0     1     0     8    0
pffrag     232       94    0       90     3     2     1     2     0   482    0
pffrnode    88       77    0       73     2     1     1     1     0     8    0
pffrent     40     3091    0     3087     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
pfstitem    24      178    0      174     1     0     1     1     0     8    0
pfstkey    128      180    0      176     3     2     1     3     0     8    0
pfstate    376      180    0      176     8     7     1     7     0     8    0
pfrule     1344      21    0       16     2     1     1     2     0     8    0
art_heap8  4096       1    0        0     1     0     1     1     0     8    0
art_heap4  256      678    0      213    30     0    30    30     0     8    0
art_table   32      679    0      213     4     0     4     4     0     8    0
art_node    16      182    0       80     1     0     1     1     0     8    0
sysvmsgpl   40       29    0       17     1     0     1     1     0     8    0
semapl     112      497    0      487     2     1     1     1     0     8    0
shmpl      112       69    0        1     2     0     2     2     0     8    0
dirhash    1024     255    0      238     3     0     3     3     0     8    0
dino2pl    256    24526    0    23072    93     1    92    93     0     8    0
ffsino     272    24526    0    23072    99     1    98    99     0     8    0
nchpl      144    45971    0    44322    63     0    63    63     0     8    0
uvmvnodes   80    31875    0        0   651     0   651   651     0     8    0
uvmvnodes: pool(0xffffffff82d62870:uvmvnodes): page inconsistency: page 0x0; at page head addr 0xfffffd8067eb4f90 (p 0xfffffd8067eb4000)
vnodes     216    31875    0        0  1771     0  1771  1771     0     8    0
namei      1024  160591    0   160591     6     5     1     2     0     8    1
percpumem   16       90    0       43     1     0     1     1     0     8    0
vcpupl     2048      30    0        4     4     0     4     4     0     8    0
vmpool     696       36    0       10     3     0     3     3     0     8    0
kstatmem   264      112    0       86     2     0     2     2     0     8    0
scxspl     216   138488    0   138488    28    25     3     8     1     8    3
plimitpl   152      187    0      170     1     0     1     1     0     8    0
sigapl     424    17452    0    17382    10     1     9     9     0     8    0
futexpl     64   129925    0   129922     2     1     1     1     0     8    0
knotepl    120      667    0        0    13     2    11    11     0     8    0
kqueuepl   216     6341    0     6333    66    61     5     8     0     8    4
pipepl     320     1626    0     1530    56    48     8     9     0     8    0
fdescpl    496    17412    0    17382     5     0     5     5     0     8    0
filepl     152    95497    0    95107   123   108    15    21     0     8    0
lockfpl    104     7038    0     7035    13    12     1     2     0     8    0
lockfspl    48     3037    0     3034     1     0     1     1     0     8    0
sessionpl  144       29    0       11     1     0     1     1     0     8    0
pgrppl      48       32    0       14     1     0     1     1     0     8    0
ucredpl    104     4226    0     4214     1     0     1     1     0     8    0
zombiepl   144    17382    0    17382     3     2     1     1     0     8    1
processpl  1072   17452    0    17382     5     0     5     5     0     8    0
procpl     680    43747    0    43658    14     5     9    10     0     8    0
srpgc       96        2    0        2     1     1     0     1     0     8    0
sosppl     168      111    0      111     3     3     0     2     0     8    0
sockpl     488    14521    0    14491   234   221    13    29     0     8    8
mcl64k     65536     28    0        0     3     0     3     3     0     8    0
mcl16k     16384     21    0        0     3     1     2     3     0     8    0
mcl12k     12288     23    0        0     2     0     2     2     0     8    0
mcl9k      9216      26    0        0     2     1     1     2     0     8    0
mcl8k      8192      35    0        0     4     0     4     4     0     8    0
mcl4k      4096      43    0        0     4     1     3     3     0     8    0
mcl2k2     2112      10    0        0     1     0     1     1     0     8    0
mcl2k      2048     534    0        0    35    20    15    35     0     8    0
mtagpl      96      224    0        0     6     1     5     6     0     8    0
mbufpl     256     1311    0        0    74     0    74    74     0     8    0
bufpl      288    27933    0    21609   453     0   453   453     0     8    0
anonpl      24  1495187    0  1484516   193   126    67   125     0   186    1
amapchunkpl 152  505921    0   505139   100    64    36    63     0   158    2
amappl16   200    28007    0    27710    92    75    17    29     0     8    1
amappl15   192       24    0       23     1     0     1     1     0     8    0
amappl14   184      178    0      161     2     1     1     2     0     8    0
amappl13   176       38    0       38     3     3     0     1     0     8    0
amappl12   168    18149    0    18117     3     1     2     2     0     8    0
amappl11   160       64    0       49     1     0     1     1     0     8    0
amappl10   152       42    0       29     2     1     1     1     0     8    0
amappl9    144      243    0      242     2     1     1     1     0     8    0
amappl8    136      661    0      489     6     0     6     6     0     8    0
amappl7    128      232    0      205     2     0     2     2     0     8    0
amappl6    120      460    0      443     1     0     1     1     0     8    0
amappl5    112      292    0      280     1     0     1     1     0     8    0
amappl4    104      695    0      663     3     2     1     3     0     8    0
amappl3     96   100669    0   100582     5     2     3     3     0     8    0
amappl2     88    19374    0    19292     3     1     2     3     0     8    0
amappl1     80    67865    0    67284    23    10    13    23     0     8    0
amappl      88   160409    0   160184     8     1     7     7     0    92    0
dma4096    4096       1    0        1     1     1     0     1     0     8    0
dma1024    1024       1    0        0     1     0     1     1     0     8    0
dma256     256        6    0        6     1     1     0     1     0     8    0
dma128     128      253    0      253     1     1     0     1     0     8    0
dma64       64        6    0        6     1     1     0     1     0     8    0
dma32       32        7    0        7     1     1     0     1     0     8    0
dma16       16       18    0       17     1     0     1     1     0     8    0
aobjpl      72       71    0        1     2     0     2     2     0     8    0
uaddrrnd    24    17448    0    17392     1     0     1     1     0     8    0
uaddrbest   32        2    0        0     1     0     1     1     0     8    0
uaddr       24    17448    0    17392     1     0     1     1     0     8    0
vmmpekpl   168   115949    0   115887     4     0     4     4     0     8    0
vmmpepl    168   999773    0   997396   223   110   113   118     0   357    4
vmsppl     464    17447    0    17392     8     0     8     8     0     8    0
rwobjpl     56   254549    0   221063   482    10   472   472     0     8    0
pdppl      4096   34904    0    34810   731   632    99   104     0     8    5
pvpl        32    45352    0        0   366     0   366   366     0   265    0
pmappl     248    17447    0    17392     4     0     4     4     0     8    0
extentpl    40       56    0       38     1     0     1     1     0     8    0
phpool     112     1622    0      727    27     0    27    27     0     8    0
ddb{0}> machine ddbcpu 0
Invalid cpu 0
ddb{0}> trace
rw_enter(0,1) at rw_enter+0x179 sys/kern/kern_rwlock.c:253
uvm_vnp_setsize(fffffd8071898290,0) at uvm_vnp_setsize+0x42 sys/uvm/uvm_vnode.c:1454
ffs_truncate(fffffd8072f66558,0,4,fffffd807f7d6680) at ffs_truncate+0x303 sys/ufs/ffs/ffs_inode.c:177
ufs_rmdir(ffff8000341a25b8) at ufs_rmdir+0x3a9 sys/ufs/ufs/ufs_vnops.c:1342
VOP_RMDIR(fffffd806435a798,fffffd8071898290,ffff8000341a2698) at VOP_RMDIR+0x12a sys/kern/vfs_vops.c:407
dounlinkat(ffff80002a252298,ffffff9c,7a210fdced80,8) at dounlinkat+0x20e sys/kern/vfs_syscalls.c:1880
syscall(ffff8000341a2810) at syscall+0x4e6 sys/arch/amd64/amd64/trap.c:606
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7a210fdced70, count: -8
ddb{0}> machine ddbcpu 1
Stopped at      x86_ipi_db+0x1e:        addq    $0x8,%rsp
x86_ipi_db(ffff800029d2bff0) at x86_ipi_db+0x1e sys/arch/amd64/amd64/db_interface.c:393
x86_ipi_handler() at x86_ipi_handler+0xb7 sys/arch/amd64/amd64/ipi.c:106
Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27
__mp_lock(ffffffff82d01998) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline]
__mp_lock(ffffffff82d01998) at __mp_lock+0x122 sys/kern/kern_lock.c:147
syscall(ffff800039009220) at syscall+0x4cc mi_syscall sys/sys/syscall_mi.h:103 [inline]
syscall(ffff800039009220) at syscall+0x4cc sys/arch/amd64/amd64/trap.c:606
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7f5208f23640, count: 9
ddb{1}> trace
x86_ipi_db(ffff800029d2bff0) at x86_ipi_db+0x1e sys/arch/amd64/amd64/db_interface.c:393
x86_ipi_handler() at x86_ipi_handler+0xb7 sys/arch/amd64/amd64/ipi.c:106
Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27
__mp_lock(ffffffff82d01998) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline]
__mp_lock(ffffffff82d01998) at __mp_lock+0x122 sys/kern/kern_lock.c:147
syscall(ffff800039009220) at syscall+0x4cc mi_syscall sys/sys/syscall_mi.h:103 [inline]
syscall(ffff800039009220) at syscall+0x4cc sys/arch/amd64/amd64/trap.c:606
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7f5208f23640, count: -6

Crashes (3):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/01/08 12:30 openbsd e932005d1c48 4c0fd4bb .config console log report ci-openbsd-multicore uvm_fault: rw_enter
2023/12/21 15:24 openbsd a9292d2a63fa 4f9530a3 .config console log report ci-openbsd-main uvm_fault: rw_enter
2023/10/25 14:56 openbsd 77679933cb53 72e794c4 .config console log report ci-openbsd-main uvm_fault: rw_enter
* Struck through repros no longer work on HEAD.