assert "pg->wire_count != NUM" failed in uvm_page.c

Status: upstream: reported on 2025/12/22 15:16
Reported-by: syzbot+db99726653fba0697bd8@syzkaller.appspotmail.com
First crash: 241d, last: 5h01m

Sample crash report:
panic: kernel diagnostic assertion "pg->wire_count != 0" failed: file "/syzkaller/managers/multicore/kernel/sys/uvm/uvm_page.c", line 1207
Stopped at      db_enter+0x25:  addq    $0x8,%rsp
    TID    PID    UID     PRFLAGS     PFLAGS  CPU  COMMAND
db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438
panic(ffffffff834beac1) at panic+0x1e5 sys/kern/subr_prf.c:198
__assert(ffffffff834fdad6,ffffffff834f371e,4b7,ffffffff83455770) at __assert+0x29 sys/kern/subr_prf.c:-1
uvm_pageunwire(ffffef0004cdf4f8) at uvm_pageunwire+0x17d sys/uvm/uvm_page.c:1206
uvm_fault_unwire_locked(ffffef006fb91b78,69707584000,69707983000) at uvm_fault_unwire_locked+0x33a sys/uvm/uvm_fault.c:1790
uvm_unmap_kill_entry_withlock(ffffef006fb91b78,ffffef006fb8d848,0) at uvm_unmap_kill_entry_withlock+0x81 sys/uvm/uvm_map.c:1866
uvm_map_teardown(ffffef006fb91b78) at uvm_map_teardown+0x117 uvm_map_addr_RBT_LEFT sys/uvm/uvm_map.h:-1 [inline]
uvm_map_teardown(ffffef006fb91b78) at uvm_map_teardown+0x117 sys/uvm/uvm_map.c:2497
exit1(ffff80002a2222a8,0,0,1) at exit1+0x71b sys/kern/kern_exit.c:260
sys_exit(ffff80002a2222a8,ffff80002a27b970,ffff80002a27b8c0) at sys_exit+0x1a sys/kern/kern_exit.c:-1
syscall(ffff80002a27b970) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff80002a27b970) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:791
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x751df670f650, 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{0}> 
ddb{0}> set $lines = 0
ddb{0}> set $maxwidth = 0
ddb{0}> show panic
*cpu0: kernel diagnostic assertion "pg->wire_count != 0" failed: file "/syzkaller/managers/multicore/kernel/sys/uvm/uvm_page.c", line 1207
ddb{0}> show kasan
No such command
ddb{0}> trace
db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438
panic(ffffffff834beac1) at panic+0x1e5 sys/kern/subr_prf.c:198
__assert(ffffffff834fdad6,ffffffff834f371e,4b7,ffffffff83455770) at __assert+0x29 sys/kern/subr_prf.c:-1
uvm_pageunwire(ffffef0004cdf4f8) at uvm_pageunwire+0x17d sys/uvm/uvm_page.c:1206
uvm_fault_unwire_locked(ffffef006fb91b78,69707584000,69707983000) at uvm_fault_unwire_locked+0x33a sys/uvm/uvm_fault.c:1790
uvm_unmap_kill_entry_withlock(ffffef006fb91b78,ffffef006fb8d848,0) at uvm_unmap_kill_entry_withlock+0x81 sys/uvm/uvm_map.c:1866
uvm_map_teardown(ffffef006fb91b78) at uvm_map_teardown+0x117 uvm_map_addr_RBT_LEFT sys/uvm/uvm_map.h:-1 [inline]
uvm_map_teardown(ffffef006fb91b78) at uvm_map_teardown+0x117 sys/uvm/uvm_map.c:2497
exit1(ffff80002a2222a8,0,0,1) at exit1+0x71b sys/kern/kern_exit.c:260
sys_exit(ffff80002a2222a8,ffff80002a27b970,ffff80002a27b8c0) at sys_exit+0x1a sys/kern/kern_exit.c:-1
syscall(ffff80002a27b970) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff80002a27b970) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:791
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x751df670f650, count: -11
ddb{0}> show registers
rdi                                0
rsi                              0x1
rbp               0xffff80002a27b590
rbx               0xffffffff8398ae07    cpu_info_full_primary+0x2e07
rdx                                0
rcx               0xffff80002a2222a8
rax               0xffffffff83989ff0    cpu_info_full_primary+0x1ff0
r8                 0x101010101010101
r9                0x8080808080808080
r10               0x1a35294986d20945
r11                0xcac87a915dcf166
r12               0xffffffff8398ac08    cpu_info_full_primary+0x2c08
r13                                0
r14                                0
r15                              0x1
rip               0xffffffff824735a5    db_enter+0x25
cs                               0x8
rflags                         0x246
rsp               0xffff80002a27b580
ss                              0x10
db_enter+0x25:  addq    $0x8,%rsp
ddb{0}> show proc
PROC (syz-executor) tid=179045 pid=34675 tcnt=0 stat=onproc
    flags process=1008<EXITING,SINGLEEXIT> proc=2000<WEXIT>
    runpri=17, usrpri=76, slppri=17, nice=20
    wchan=0x0, wmesg=, ps_single=0xffff80002a2222a8 scnt=-1 ecnt=1
    forw=0xffffffffffffffff, list=0xffff800045fec7e8,0xffff800045fec560
    process=0xffff800034799360 user=0xffff80002a276000, vmspace=0xffffef006fb91b78
    estcpu=26, cpticks=3, pctcpu=0.0, user=0, sys=2, intr=0
ddb{0}> ps
   PID     TID   PPID   UID  S      PRLAGS     PFLAGS WAIT      COMMAND
 84092  127880  53064     0  2           0          0           syz-executor
 84092  363198  53064     0  3           0  0x4000080 kqsel     syz-executor
 84092   44918  53064     0  2           0  0x4000000           syz-executor
 97824  274763  90655     0  2           0          0           syz-executor
 97824  482146  90655     0  3           0  0x4000080 lockf     syz-executor
 97824  269080  90655     0  2           0  0x4000000           syz-executor
 18242  199798  41429     0  2           0          0           syz-executor
 18242  134399  41429     0  2           0  0x4000000           syz-executor
 18242  122439  41429     0  2           0  0x4000000           syz-executor
 27472  249418      1     0  3    0x100003       0x80 ttyopn    getty
 63803  170326  56049     0  3      0x1000     0x2000 suspend   syz-executor
 63803   94282  56049     0  2      0x1000  0x4080000           syz-executor
 79182  507030  84377     0  2         0x2      0xc80           syz-executor
 56049   88172  84377     0  3         0x2       0x80 wait      syz-executor
 53064   19633  84377     0  2         0x2      0xc80           syz-executor
 41429   69520  84377     0  2         0x2      0xc80           syz-executor
 90655   75238  84377     0  2         0x2      0xc80           syz-executor
 75926  311232  84377     0  2         0x2          0           syz-executor
 89758   15421  84377     0  2         0x2          0           syz-executor
 92200  502369  84377     0  2         0x2      0xc80           syz-executor
 84377  484749      1     0  3         0x2       0x80 kqread    syz-executor
 65944  345438      0     0  3     0x14000      0x200 bored     smr
 66015   77945      0     0  2     0x14000      0x200           zerothread
  9612  312924      0     0  3     0x14000      0x200 aiodoned  aiodoned
 66838  342477      0     0  3     0x14000      0x200 syncer    update
 68573  286349      0     0  3     0x14000      0x200 cleaner   cleaner
 41550  290551      0     0  3     0x14000      0x200 reaper    reaper
 90065  388525      0     0  3     0x14000      0x200 pgdaemon  pagedaemon
 91701  301907      0     0  3     0x14000      0x200 bored     viomb
 93539   90666      0     0  3     0x14000 0x40000200 acpi0     acpi0
  9902  126405      0     0  7     0x14000 0x40000200           idle1
 50928  412240      0     0  3     0x14000      0x200 bored     softnet1
 24359  310740      0     0  2     0x14000      0x200           softnet0
   899   97168      0     0  3     0x14000      0x200 bored     systqmp
 90252  430810      0     0  3     0x14000      0x200 bored     systq
 69907  329058      0     0  2     0x14000      0x200           softclockmp
 22689  515750      0     0  3     0x14000 0x40000200 tmoslp    softclock
 87917  303796      0     0  3     0x14000 0x40000200           idle0
     1  319820      0     0  3         0x2       0x80 wait      init
     0       0     -1     0  3     0x10000      0x200 scheduler swapper
ddb{0}> show all locks
Process 18242 (syz-executor) thread 0xffff80002a22e2b0 (134399)
exclusive rrwlock inode r = 0 (0xffffef0069c9a0c8)
#0  witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0  witness_lock+0x5f1 sys/kern/subr_witness.c:1160
#1  rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320
#2  rrw_enter+0xc6 sys/kern/kern_rwlock.c:621
#3  VOP_LOCK+0xbd sys/kern/vfs_vops.c:527
#4  ufs_ihashins+0x4f ufs_ihash sys/ufs/ufs/ufs_ihash.c:-1 [inline]
#4  ufs_ihashins+0x4f sys/ufs/ufs/ufs_ihash.c:150
#5  ffs_vget+0x187 sys/ufs/ffs/ffs_vfsops.c:1232
#6  ffs_inode_alloc+0x279 sys/ufs/ffs/ffs_alloc.c:393
#7  ufs_makeinode+0xcd sys/ufs/ufs/ufs_vnops.c:1759
#8  ufs_create+0x4e sys/ufs/ufs/ufs_vnops.c:147
#9  VOP_CREATE+0xfe sys/kern/vfs_vops.c:103
#10 vn_open+0x50d sys/kern/vfs_vnops.c:118
#11 doopenat+0x35b sys/kern/vfs_syscalls.c:1163
#12 sys_open+0x59 sys/kern/vfs_syscalls.c:1065
#13 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#13 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:791
#14 Xsyscall+0x128
exclusive rrwlock inode r = 0 (0xffffef006d0ddd78)
#0  witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0  witness_lock+0x5f1 sys/kern/subr_witness.c:1160
#1  rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320
#2  rrw_enter+0xc6 sys/kern/kern_rwlock.c:621
#3  VOP_LOCK+0xbd sys/kern/vfs_vops.c:527
#4  vn_lock+0xa4 sys/kern/vfs_vnops.c:576
#5  vfs_lookup+0x12b sys/kern/vfs_lookup.c:431
#6  namei+0x7c5 sys/kern/vfs_lookup.c:250
#7  vn_open+0x22e sys/kern/vfs_vnops.c:109
#8  doopenat+0x35b sys/kern/vfs_syscalls.c:1163
#9  sys_open+0x59 sys/kern/vfs_syscalls.c:1065
#10 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#10 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:791
#11 Xsyscall+0x128
Process 75926 (syz-executor) thread 0xffff800045ffca68 (311232)
exclusive rrwlock inode r = 0 (0xffffef0069c9ac58)
#0  witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0  witness_lock+0x5f1 sys/kern/subr_witness.c:1160
#1  rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320
#2  rrw_enter+0xc6 sys/kern/kern_rwlock.c:621
#3  VOP_LOCK+0xbd sys/kern/vfs_vops.c:527
#4  ufs_ihashins+0x4f ufs_ihash sys/ufs/ufs/ufs_ihash.c:-1 [inline]
#4  ufs_ihashins+0x4f sys/ufs/ufs/ufs_ihash.c:150
#5  ffs_vget+0x187 sys/ufs/ffs/ffs_vfsops.c:1232
#6  ffs_inode_alloc+0x279 sys/ufs/ffs/ffs_alloc.c:393
#7  ufs_mkdir+0xfc sys/ufs/ufs/ufs_vnops.c:1112
#8  VOP_MKDIR+0x101 sys/kern/vfs_vops.c:394
#9  domkdirat+0x179 sys/kern/vfs_syscalls.c:3063
#10 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#10 syscall+0xb17 sys/arch/amd64/amd64/trap.c:791
#11 Xsyscall+0x128
exclusive rrwlock inode r = 0 (0xffffef006d2dee98)
#0  witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0  witness_lock+0x5f1 sys/kern/subr_witness.c:1160
#1  rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320
#2  rrw_enter+0xc6 sys/kern/kern_rwlock.c:621
#3  VOP_LOCK+0xbd sys/kern/vfs_vops.c:527
#4  vn_lock+0xa4 sys/kern/vfs_vnops.c:576
#5  vfs_lookup+0x12b sys/kern/vfs_lookup.c:431
#6  namei+0x7c5 sys/kern/vfs_lookup.c:250
#7  domkdirat+0x8b sys/kern/vfs_syscalls.c:3048
#8  syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#8  syscall+0xb17 sys/arch/amd64/amd64/trap.c:791
#9  Xsyscall+0x128
Process 89758 (syz-executor) thread 0xffff800045ffd9f8 (15421)
exclusive rrwlock inode r = 0 (0xffffef0069c9ad80)
#0  witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0  witness_lock+0x5f1 sys/kern/subr_witness.c:1160
#1  rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320
#2  rrw_enter+0xc6 sys/kern/kern_rwlock.c:621
#3  VOP_LOCK+0xbd sys/kern/vfs_vops.c:527
#4  vn_lock+0xa4 sys/kern/vfs_vnops.c:576
#5  vn_closefile+0x111 vn_close sys/kern/vfs_vnops.c:298 [inline]
#5  vn_closefile+0x111 sys/kern/vfs_vnops.c:621
#6  fdrop+0x121 sys/kern/kern_descrip.c:1281
#7  closef+0x192 sys/kern/kern_descrip.c:1265
#8  syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#8  syscall+0xbd4 sys/arch/amd64/amd64/trap.c:791
#9  Xsyscall+0x128
ddb{0}> show malloc
           Type InUse  MemUse  HighUse   Limit  Requests Type Lim
         devbuf 11046  12017K   12290K 166960K     12338        0
            pcb    18     13K      14K 166960K        86        0
         rtable   231      7K       7K 166960K       443        0
             pf    34     17K      24K 166960K        98        0
         ifaddr    39      6K       7K 166960K        54        0
        ifgroup    51      2K       2K 166960K        73        0
         sysctl     1      1K       9K 166960K         5        0
       counters    68     36K      37K 166960K        86        0
       ioctlops     0      0K       4K 166960K      1519        0
            iov     0      0K       1K 166960K         3        0
          mount     1      1K       1K 166960K         1        0
            log     0      0K       0K 166960K         4        0
         vnodes  1296     82K      82K 166960K      1482        0
      UFS quota     1     32K      32K 166960K         1        0
      UFS mount     5     36K      36K 166960K         5        0
            shm     2      1K       5K 166960K         8        0
         VM map     2      1K       1K 166960K         2        0
            sem    12      0K       0K 166960K        17        0
        dirhash    12      2K       2K 166960K        12        0
           ACPI  1734    201K     291K 166960K     11964        0
      file desc    14     53K      89K 166960K       292        0
          sigio     0      0K       0K 166960K         1        0
           proc    21     33K     164K 166960K       585        0
        subproc    72      4K       4K 166960K        72        0
    NFS srvsock     1      0K       0K 166960K         1        0
     NFS daemon     1     16K      16K 166960K         1        0
    ip_moptions     0      0K       0K 166960K        12        0
       in_multi    88      5K       6K 166960K       104        0
    ether_multi     1      0K       0K 166960K         1        0
            mrt     0      0K       0K 166960K        15        0
    ISOFS mount     1     32K      32K 166960K         1        0
  MSDOSFS mount     1     16K      16K 166960K         1        0
           ttys    73    334K     334K 166960K        73        0
           exec     0      0K       1K 166960K       506        0
   fusefs mount     1     32K      32K 166960K         1        0
            tdb     3      0K       0K 166960K         3        0
        VM swap     8     62K      64K 166960K        10        0
       UVM amap   129     84K     184K 166960K      4566        0
       UVM aobj    11      2K       2K 166960K        14        0
     pinsyscall    17     34K     100K 166960K      1486        0
        memdesc     1      4K       4K 166960K         1        0
    crypto data     1      1K       1K 166960K         1        0
    ip6_options     0      0K       0K 166960K         2        0
            NDP    11      0K       1K 166960K        34        0
           temp    36   9114K    9186K 166960K     11267        0
         kqueue     1      2K      24K 166960K        57        0
      SYN cache     2     16K      16K 166960K         2        0
ddb{0}> show all pools
Name      Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle
plcache    128       28    0        0     1     0     1     1     0     8    0
rtpcb      120       78    0       78     1     0     1     1     0     8    1
rtentry    176      117    0       15     6     0     6     6     0     8    0
unpcb      144      159    0      159     1     0     1     1     0     8    1
syncache   336        6    0        6     1     1     0     1     0     8    0
tcpcb      736       48    0       47     1     0     1     1     0     8    0
arp        136       19    0        2     1     0     1     1     0     8    0
inpcb      328      221    0      216     4     0     4     4     0     8    2
nd6        152       25    0        3     1     0     1     1     0     8    0
pkpcb       40        1    0        1     1     0     1     1     0     8    1
kcovpl      48        8    0        0     1     0     1     1     0     8    0
ppxss      1192       6    0        6     1     0     1     1     0     8    1
pppxif     1576       1    0        1     1     0     1     1     0     8    1
pfstscr     40        4    0        4     1     1     0     1     0     8    0
pffrag     232        3    0        0     1     0     1     1     0   482    0
pffrnode    88        3    0        0     1     0     1     1     0     8    0
pffrent     40        3    0        0     1     0     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
pfanchor   1288       4    0        4     1     0     1     1     0     8    1
pfstitem    24       28    0        1     1     0     1     1     0     8    0
pfstkey    128       32    0        5     1     0     1     1     0     8    0
pfstate    448       30    0        3     3     0     3     3     0     8    0
pfrule     1360      22    0       16     2     0     2     2     0     8    0
art_heap8  4096       2    0        0     2     0     2     2     0     8    0
art_heap4  256      472    0       55    29     2    27    29     0     8    0
art_table   40      474    0       55     5     0     5     5     0     8    0
art_node    32      116    0       23     1     0     1     1     0     8    0
semapl      72       15    0        5     1     0     1     1     0     8    0
shmpl      112       11    0        3     1     0     1     1     0     8    0
dirhash    1024      17    0        0     3     0     3     3     0     8    0
dino2pl    256     1846    0      376    93     0    93    93     0     8    0
ffsino     296     1846    0      376   114     0   114   114     0     8    0
nchpl      144     2265    0      562    64     0    64    64     0     8    0
rtmask      32        1    0        1     1     0     1     1     0     8    1
vnodes     216     2015    0        0   112     0   112   112     0     8    0
namei      1024    7405    0     7403     2     1     1     2     0     8    0
percpumem   16       59    0        9     1     0     1     1     0     8    0
kstatmem   264       39    0       14     2     0     2     2     0     8    0
scxspl     216     9044    0     9044    11     3     8     8     1     8    8
plimitpl   152       49    0       37     1     0     1     1     0     8    0
sigapl     424      620    0      586     7     1     6     7     0     8    0
knotepl    120      297    0        0     9     0     9     9     0     8    0
kqueuepl   224       69    0       67     1     0     1     1     0     8    0
pipepl     344      145    0      118     3     0     3     3     0     8    0
fdescpl    528      604    0      587     3     0     3     3     0     8    0
filepl     160     2872    0     2706    10     0    10    10     0     8    0
lockfpl    104       56    0       54     1     0     1     1     0     8    0
lockfspl    48       26    0       25     1     0     1     1     0     8    0
sessionpl  144       35    0       32     1     0     1     1     0     8    0
pgrppl      48       46    0       35     1     0     1     1     0     8    0
ucredpl    104      271    0      268     1     0     1     1     0     8    0
zombiepl   144      589    0      586     1     0     1     1     0     8    0
processpl  1232     620    0      586     5     0     5     5     0     8    0
procpl     664      869    0      828     5     0     5     5     0     8    0
sosppl     176        2    0        2     1     1     0     1     0     8    0
sockpl     752      467    0      462     5     0     5     5     0     8    3
mcl64k     65536      1    0        0     1     0     1     1     0     8    0
mcl16k     16384      2    0        0     1     0     1     1     0     8    0
mcl12k     12288      1    0        0     1     0     1     1     0     8    0
mcl9k128   9344       2    0        0     1     0     1     1     0     8    0
mcl8k      8192       1    0        0     1     0     1     1     0     8    0
mcl4k      4096     117    0        0    15     0    15    15     0     8    0
mcl2k      2048      16    0        0     2     0     2     2     0     8    0
mextrefs    64       15    0        0     1     0     1     1     0     8    0
mtagpl      96        3    0        0     1     0     1     1     0     8    0
mbufpl     256      238    0        0    15     0    15    15     0     8    0
bufpl      272     5561    0      107   364     0   364   364     0     8    0
anonpl      32     7839    0        0    64     0    64    64     0   247    0
amapchunkpl 152   13463    0    12850    26     0    26    26     0   158    0
amappl16   200     1865    0     1842    15     3    12    13     0     8    8
amappl15   192        7    0        7     1     0     1     1     0     8    1
amappl14   184      438    0      438     1     1     0     1     0     8    0
amappl13   176      134    0      133     1     0     1     1     0     8    0
amappl12   168      863    0      845     2     0     2     2     0     8    0
amappl11   160        4    0        4     1     1     0     1     0     8    0
amappl10   152       63    0       63     1     0     1     1     0     8    1
amappl9    144      273    0      273     1     1     0     1     0     8    0
amappl8    136      106    0      106     1     1     0     1     0     8    0
amappl7    128      154    0      152     1     0     1     1     0     8    0
amappl6    120      155    0      155     1     1     0     1     0     8    0
amappl5    112      137    0      136     1     0     1     1     0     8    0
amappl4    104      307    0      304     1     0     1     1     0     8    0
amappl3     96     2337    0     2273     3     0     3     3     0     8    0
amappl2     88      739    0      714     2     0     2     2     0     8    0
amappl1     80    11276    0    11159    14     1    13    14     0     8    6
amappl      88     3771    0     3657     4     0     4     4     0    92    0
uvmvnodes   80      102    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        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       13    0        3     1     0     1     1     0     8    0
uaddrrnd    24      604    0      586     1     0     1     1     0     8    0
uaddrbest   32        2    0        0     1     0     1     1     0     8    0
uaddr       24      604    0      586     1     0     1     1     0     8    0
vmmpekpl   168     6952    0     6913     2     0     2     2     0     8    0
vmmpepl    168    47843    0    47040    85     4    81    85     0   357   35
vmsppl     488      603    0      586     5     1     4     5     0     8    0
rwobjpl     80    16430    0    16004    23     0    23    23     0     8    1
pdppl      4096    1215    0     1172    99    50    49    83     0     8    6
pvpl        32    24338    0        0   197     0   197   197     0   265    0
pmappl     256      603    0      586     3     0     3     3     0     8    0
extentpl    40       46    0       28     1     0     1     1     0     8    0
phpool     112      640    0       56    17     0    17    17     0     8    0
ddb{0}> machine ddbcpu 0
Invalid cpu 0
ddb{0}> 

Crashes (9142):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/08/20 17:33 openbsd 66ffe5599e58 1e72964b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore assert "pg->wire_count != NUM" failed in uvm_page.c
2026/08/19 09:54 openbsd aeb4a173c2e6 1e72964b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid assert "pg->wire_count != NUM" failed in uvm_page.c
2026/08/10 05:31 openbsd fab829404855 5d63f80b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid assert "pg->wire_count != NUM" failed in uvm_page.c
2026/08/09 16:51 openbsd 350de6efe927 5d63f80b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid assert "pg->wire_count != NUM" failed in uvm_page.c
2026/08/09 08:31 openbsd 350de6efe927 5d63f80b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore assert "pg->wire_count != NUM" failed in uvm_page.c
2026/08/04 18:56 openbsd f0a00c4e105c 3c5eaa21 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid assert "pg->wire_count != NUM" failed in uvm_page.c
2026/08/03 03:02 openbsd 5a9a92b549ab e611ffe1 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main assert "pg->wire_count != NUM" failed in uvm_page.c
2026/08/02 06:49 openbsd f8480ad0276a e611ffe1 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore assert "pg->wire_count != NUM" failed in uvm_page.c
2026/08/01 03:20 openbsd ec875f0e6c74 e611ffe1 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid assert "pg->wire_count != NUM" failed in uvm_page.c
2026/07/30 08:23 openbsd cc5b7dd097c6 2377cd3d .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore assert "pg->wire_count != NUM" failed in uvm_page.c
2026/07/27 12:14 openbsd 03525b20a4f0 1f273138 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid assert "pg->wire_count != NUM" failed in uvm_page.c
2026/07/27 08:04 openbsd 03525b20a4f0 492bab15 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main assert "pg->wire_count != NUM" failed in uvm_page.c
2026/07/27 02:22 openbsd d2534f409959 492bab15 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid assert "pg->wire_count != NUM" failed in uvm_page.c
2026/07/26 23:54 openbsd d2534f409959 492bab15 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main assert "pg->wire_count != NUM" failed in uvm_page.c
2026/07/26 14:31 openbsd dd404cb12ba6 492bab15 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid assert "pg->wire_count != NUM" failed in uvm_page.c
2026/07/26 13:24 openbsd dd404cb12ba6 492bab15 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main assert "pg->wire_count != NUM" failed in uvm_page.c
2026/07/23 08:26 openbsd 7df8bae8aea9 881ce5c2 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid assert "pg->wire_count != NUM" failed in uvm_page.c
2026/07/22 06:59 openbsd e524649e2c66 b561ce9c .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid assert "pg->wire_count != NUM" failed in uvm_page.c
2026/07/19 07:42 openbsd fc1b4e4caf7d 72524a66 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid assert "pg->wire_count != NUM" failed in uvm_page.c
2026/07/16 14:21 openbsd 3cb5d360b276 851bd571 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid assert "pg->wire_count != NUM" failed in uvm_page.c
2026/07/13 10:06 openbsd 663dfdac4969 a870962e .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore assert "pg->wire_count != NUM" failed in uvm_page.c
2026/07/13 01:57 openbsd ef6c254bcedc d78ea535 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore assert "pg->wire_count != NUM" failed in uvm_page.c
2026/07/11 20:53 openbsd bdda9179e659 d78ea535 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid assert "pg->wire_count != NUM" failed in uvm_page.c
2026/07/10 18:02 openbsd 217e59b7506d 99e64375 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main assert "pg->wire_count != NUM" failed in uvm_page.c
2026/07/09 20:06 openbsd 3dcca0f3a877 a0c310a3 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid assert "pg->wire_count != NUM" failed in uvm_page.c
2026/07/08 17:24 openbsd 9e912c786798 489d0741 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid assert "pg->wire_count != NUM" failed in uvm_page.c
2026/07/08 04:55 openbsd 59464ad990e2 88a4b44c .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main assert "pg->wire_count != NUM" failed in uvm_page.c
2026/07/07 18:51 openbsd afaaa4e34da1 fcece630 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main assert "pg->wire_count != NUM" failed in uvm_page.c
2026/07/06 07:44 openbsd 549eb3d3b3c2 fcece630 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main assert "pg->wire_count != NUM" failed in uvm_page.c
2026/07/06 02:49 openbsd 549eb3d3b3c2 fcece630 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore assert "pg->wire_count != NUM" failed in uvm_page.c
2026/07/05 07:50 openbsd e9996feb4a0b fcece630 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main assert "pg->wire_count != NUM" failed in uvm_page.c
2026/06/29 12:17 openbsd bce543ca6846 6a0c72dc .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid assert "pg->wire_count != NUM" failed in uvm_page.c
2026/06/29 05:28 openbsd a0c937b71e27 fb92f11c .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore assert "pg->wire_count != NUM" failed in uvm_page.c
2026/06/28 18:41 openbsd 2194060d1c40 fb92f11c .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore assert "pg->wire_count != NUM" failed in uvm_page.c
2026/06/28 00:43 openbsd 286b6f03f019 fb92f11c .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore assert "pg->wire_count != NUM" failed in uvm_page.c
2026/06/25 23:34 openbsd a5986fc34424 7ff32d8b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main assert "pg->wire_count != NUM" failed in uvm_page.c
2026/06/22 20:13 openbsd 2ec9dfef7438 62cc6db3 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid assert "pg->wire_count != NUM" failed in uvm_page.c
2026/06/19 14:03 openbsd e607e174aea6 62cc6db3 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main assert "pg->wire_count != NUM" failed in uvm_page.c
2026/06/18 10:05 openbsd 135881df8fe2 62cc6db3 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore assert "pg->wire_count != NUM" failed in uvm_page.c
2026/06/18 02:30 openbsd 135881df8fe2 62cc6db3 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main assert "pg->wire_count != NUM" failed in uvm_page.c
2026/06/15 23:57 openbsd 3894b14b3da6 50bb0618 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main assert "pg->wire_count != NUM" failed in uvm_page.c
2026/06/15 09:48 openbsd e83fdb494821 c700a26e .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main assert "pg->wire_count != NUM" failed in uvm_page.c
2026/06/14 20:57 openbsd 009b3423c562 4f06757f .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main assert "pg->wire_count != NUM" failed in uvm_page.c
2025/12/22 15:15 openbsd 7a245af8e4c1 607f1549 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main assert "pg->wire_count != NUM" failed in uvm_page.c
2026/08/19 20:11 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan e6ac069a7f53 1e72964b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan assert "pg->wire_count != NUM" failed in uvm_page.c
2026/08/10 18:42 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 33974c303b91 558388e4 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan assert "pg->wire_count != NUM" failed in uvm_page.c
2026/08/02 00:27 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan e4b8011929a1 e611ffe1 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan assert "pg->wire_count != NUM" failed in uvm_page.c
* Struck through repros no longer work on HEAD.