syzbot


protection_fault: pf_anchor_global_RB_REMOVE (2)

Status: upstream: reported on 2025/07/02 06:39
Reported-by: syzbot+495aa4055c08889a6fcf@syzkaller.appspotmail.com
First crash: 26d, last: 26d
Similar bugs (1)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
openbsd protection_fault: pf_anchor_global_RB_REMOVE -1 73 1166d 1253d 3/3 fixed on 2022/06/27 02:23

Sample crash report:
kernel: protection fault trap, code=0
Stopped at      pf_anchor_global_RB_REMOVE+0x81:        movq    0(%r12),%r15
ddb{0}> 
ddb{0}> set $lines = 0
ddb{0}> set $maxwidth = 0
ddb{0}> show panic
the kernel did not panic
ddb{0}> trace
pf_anchor_global_RB_REMOVE(ffffffff838cf038,ffff8000014dad48) at pf_anchor_global_RB_REMOVE+0x81 sys/net/pf_ruleset.c:92
pf_remove_if_empty_ruleset(ffff8000014db1d8) at pf_remove_if_empty_ruleset+0x10e sys/net/pf_ruleset.c:311
pfi_dynaddr_setup(ffff800010fdb4c0,0,1) at pfi_dynaddr_setup+0x673 sys/net/pf_if.c:513
pf_addr_setup(ffffffff838cf4d0,ffff800010fdb4c0,0) at pf_addr_setup+0x46 sys/net/pf_ioctl.c:922
pfioctl(14900,cd504404,ffff800010fdf000,3,ffff800030be3230) at pfioctl+0xa054 sys/net/pf_ioctl.c:1446
VOP_IOCTL(fffffd807336b2b8,cd504404,ffff800010fdf000,3,fffffd80097fb3a8,ffff800030be3230) at VOP_IOCTL+0xac sys/kern/vfs_vops.c:264
vn_ioctl(fffffd805fba1230,cd504404,ffff800010fdf000,ffff800030be3230) at vn_ioctl+0xf8 sys/kern/vfs_vnops.c:531
sys_ioctl(ffff800030be3230,ffff8000367efc60,ffff8000367efbb0) at sys_ioctl+0x5c3 sys/kern/sys_generic.c:-1
syscall(ffff8000367efc60) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff8000367efc60) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:732
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x1c72ae1bb50, count: -10
ddb{0}> show registers
rdi               0xffff800030fe4000
rsi                           0x106c    __ALIGN_SIZE+0x6c
rbp               0xffff8000367ef610
rbx               0xffffffff838cf038    pf_anchors
rdx               0xffff800030fe4000
rcx                           0x106b    __ALIGN_SIZE+0x6b
rax               0xffffffff8103518f    pf_anchor_global_RB_REMOVE+0x2f
r8                             0x400
r9                0x8080808080808080
r10               0xe4037ff3a4aec82c
r11               0x33b295f82b639d53
r12               0xad74a7d9868a29e6
r13               0xffffffff838cf040    pf_main_anchor
r14               0xffff8000014dad48
r15               0xfe65a5947b5ebcef
rip               0xffffffff810351e1    pf_anchor_global_RB_REMOVE+0x81
cs                               0x8
rflags                       0x10282    __ALIGN_SIZE+0xf282
rsp               0xffff8000367ef5c0
ss                              0x10
pf_anchor_global_RB_REMOVE+0x81:        movq    0(%r12),%r15
ddb{0}> show proc
PROC (syz-executor) tid=409092 pid=38561 tcnt=2 stat=onproc
    flags process=0 proc=4000000<THREAD>
    runpri=32, usrpri=50, slppri=32, nice=20
    wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0
    forw=0xffffffffffffffff, list=0xffff800030be39e0,0xffff800030be3760
    process=0xffff80003c488028 user=0xffff8000367ea000, vmspace=0xfffffd805e51ed50
    estcpu=36, cpticks=1, pctcpu=0.0, user=0, sys=0, intr=1
ddb{0}> ps
   PID     TID   PPID    UID  S       FLAGS  WAIT          COMMAND
 38561  155485   1608      0  2           0                syz-executor
*38561  409092   1608      0  7   0x4000000                syz-executor
 42350  134999  85023      0  2           0                syz-executor
 42350  269687  85023      0  3   0x4000080  fsleep        syz-executor
 49430  199155  60068      0  2           0                syz-executor
 23922   70316  33704      0  3        0x80  fsleep        syz-executor
 23922  158291  33704      0  3   0x4000080  netcon        syz-executor
 57468  258694  78074      0  3        0x80  fsleep        syz-executor
 57468  381557  78074      0  3   0x4000080  sbwait        syz-executor
 78074  459990  17453      0  2       0xc82                syz-executor
 69406  501396  68018      0  3        0x80  fsleep        syz-executor
 69406  109681  68018      0  3   0x4000080  dtread        syz-executor
  1608   85832  17453      0  2       0xc82                syz-executor
 68018  215668  17453      0  2       0xc82                syz-executor
 33114  420652      0      0  3     0x14280  nfsidl        nfsio
 43108  428811      0      0  3     0x14280  nfsidl        nfsio
 92505  190213      0      0  3     0x14280  nfsidl        nfsio
 68427  204575      0      0  3     0x14280  nfsidl        nfsio
  2746  467519      0      0  3     0x14280  nfsidl        nfsio
 51786  286086      0      0  3     0x14280  nfsidl        nfsio
 79615  449022      0      0  3     0x14280  nfsidl        nfsio
 96118  399617      0      0  3     0x14280  nfsidl        nfsio
 51085  236751      0      0  3     0x14280  nfsidl        nfsio
 11291  292026      0      0  3     0x14280  nfsidl        nfsio
 13372  178623      0      0  3     0x14280  nfsidl        nfsio
 38247    7808      0      0  3     0x14280  nfsidl        nfsio
  4450   79150      0      0  3     0x14280  nfsidl        nfsio
 97664  255603      0      0  3     0x14280  nfsidl        nfsio
 79542  222778      0      0  3     0x14280  nfsidl        nfsio
 43048   29974      0      0  3     0x14280  nfsidl        nfsio
 58914   94102      0      0  3     0x14280  nfsidl        nfsio
  5002  318040      0      0  3     0x14280  nfsidl        nfsio
 57709   22504      0      0  3     0x14280  nfsidl        nfsio
 77238  401208      0      0  3     0x14280  nfsidl        nfsio
 78036   65845      0      0  3     0x14200  bored         sosplice
 64985  400803      1      0  3    0x100083  ttyin         getty
 85023  230749  17453      0  2       0xc82                syz-executor
 60068  352235  17453      0  3        0x82  nanoslp       syz-executor
 62044  118640  17453      0  2         0x2                syz-executor
 33704  292345  17453      0  2       0xc82                syz-executor
 14887  442046  17453      0  3        0x82  nanoslp       syz-executor
 17453  301147  28989      0  3        0x82  kqread        syz-executor
 28989   36020  54208      0  3    0x10008a  sigsusp       ksh
 54208  108331  25560      0  3        0x98  kqread        sshd-session
 25560  437783  39695      0  3        0x92  kqread        sshd-session
 39695   57142      1      0  3        0x88  kqread        sshd
 38734  423377  55061     74  3   0x1100092  bpf           pflogd
 55061   64322      1      0  3        0x80  sbwait        pflogd
  2100  427218  53468     73  3   0x1100090  kqread        syslogd
 53468  104599      1      0  3    0x100082  sbwait        syslogd
 40567  523823      1      0  3    0x100080  kqread        resolvd
 62466  206033  75127     77  3    0x100092  kqread        dhcpleased
 49504  425307  75127     77  3    0x100092  kqread        dhcpleased
 75127  424772      1      0  3        0x80  kqread        dhcpleased
  1960   60199      0      0  3     0x14200  bored         smr
 87417  204031      0      0  2     0x14200                zerothread
 19029  140369      0      0  3     0x14200  aiodoned      aiodoned
 43336  366278      0      0  3     0x14200  syncer        update
 95735  104565      0      0  3     0x14200  cleaner       cleaner
 21782  264814      0      0  3     0x14200  reaper        reaper
  9432  230777      0      0  3     0x14200  pgdaemon      pagedaemon
 67910   28876      0      0  3     0x14200  bored         viomb
 37313  231003      0      0  3  0x40014200  acpi0         acpi0
 42998  418179      0      0  3  0x40014200                idle1
 99613   15430      0      0  3     0x14200  bored         softnet3
 81201  107085      0      0  3     0x14200  bored         softnet2
  1836  393827      0      0  3     0x14200  bored         softnet1
 35814   65300      0      0  3     0x14200  bored         softnet0
 95791  280132      0      0  3     0x14200  bored         systqmp
 60018   98310      0      0  3     0x14200  bored         systq
 44467  227830      0      0  3     0x14200  tmoslp        softclockmp
 51472  127739      0      0  2  0x40014200                softclock
 14310   67066      0      0  3  0x40014200                idle0
     1  256330      0      0  3        0x82  wait          init
     0       0     -1      0  3     0x10200  scheduler     swapper
ddb{0}> show all locks
Process 38561 (syz-executor) thread 0xffff800030be3230 (409092)
exclusive rwlock pf_lock r = 0 (0xffffffff838042c8)
#0  witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0  witness_lock+0x5bb sys/kern/subr_witness.c:1160
#1  rw_do_enter_write+0x377 sys/kern/kern_rwlock.c:310
#2  pfioctl+0x99e9 sys/net/pf_ioctl.c:1404
#3  VOP_IOCTL+0xac sys/kern/vfs_vops.c:264
#4  vn_ioctl+0xf8 sys/kern/vfs_vnops.c:531
#5  sys_ioctl+0x5c3 sys/kern/sys_generic.c:-1
#6  syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#6  syscall+0xbc6 sys/arch/amd64/amd64/trap.c:732
#7  Xsyscall+0x128
exclusive rwlock netlock r = 0 (0xffffffff83842ff0)
#0  witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0  witness_lock+0x5bb sys/kern/subr_witness.c:1160
#1  rw_do_enter_write+0x377 sys/kern/kern_rwlock.c:310
#2  pfioctl+0x99d4 sys/net/pf_ioctl.c:1403
#3  VOP_IOCTL+0xac sys/kern/vfs_vops.c:264
#4  vn_ioctl+0xf8 sys/kern/vfs_vnops.c:531
#5  sys_ioctl+0x5c3 sys/kern/sys_generic.c:-1
#6  syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#6  syscall+0xbc6 sys/arch/amd64/amd64/trap.c:732
#7  Xsyscall+0x128
exclusive rwlock pfioctl_rw r = 0 (0xffffffff83804348)
#0  witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0  witness_lock+0x5bb sys/kern/subr_witness.c:1160
#1  rw_do_enter_write+0x377 sys/kern/kern_rwlock.c:310
#2  pfioctl+0x1bb sys/net/pf_ioctl.c:1179
#3  VOP_IOCTL+0xac sys/kern/vfs_vops.c:264
#4  vn_ioctl+0xf8 sys/kern/vfs_vnops.c:531
#5  sys_ioctl+0x5c3 sys/kern/sys_generic.c:-1
#6  syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#6  syscall+0xbc6 sys/arch/amd64/amd64/trap.c:732
#7  Xsyscall+0x128
exclusive kernel_lock &kernel_lock r = 0 (0xffffffff83a0f860)
#0  witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0  witness_lock+0x5bb sys/kern/subr_witness.c:1160
#1  vn_ioctl+0x4d sys/kern/vfs_vnops.c:514
#2  sys_ioctl+0x5c3 sys/kern/sys_generic.c:-1
#3  syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#3  syscall+0xbc6 sys/arch/amd64/amd64/trap.c:732
#4  Xsyscall+0x128
Process 62044 (syz-executor) thread 0xffff80002a2bb498 (118640)
exclusive rrwlock inode r = 0 (0xfffffd806c3af0e0)
#0  witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0  witness_lock+0x5bb sys/kern/subr_witness.c:1160
#1  rw_do_enter_write+0x377 sys/kern/kern_rwlock.c:310
#2  rrw_enter+0xc6 sys/kern/kern_rwlock.c:605
#3  VOP_LOCK+0xa6 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:159
#5  ffs_vget+0x187 sys/ufs/ffs/ffs_vfsops.c:1232
#6  ffs_inode_alloc+0x283 sys/ufs/ffs/ffs_alloc.c:393
#7  ufs_mkdir+0x113 sys/ufs/ufs/ufs_vnops.c:1112
#8  VOP_MKDIR+0x102 sys/kern/vfs_vops.c:394
#9  domkdirat+0x179 sys/kern/vfs_syscalls.c:3109
#10 syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#10 syscall+0xb08 sys/arch/amd64/amd64/trap.c:732
#11 Xsyscall+0x128
exclusive rrwlock inode r = 0 (0xfffffd806c9eb1f8)
#0  witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0  witness_lock+0x5bb sys/kern/subr_witness.c:1160
#1  rw_do_enter_write+0x377 sys/kern/kern_rwlock.c:310
#2  rrw_enter+0xc6 sys/kern/kern_rwlock.c:605
#3  VOP_LOCK+0xa6 sys/kern/vfs_vops.c:527
#4  vn_lock+0xa4 sys/kern/vfs_vnops.c:570
#5  vfs_lookup+0x109 sys/kern/vfs_lookup.c:418
#6  namei+0x7aa sys/kern/vfs_lookup.c:250
#7  domkdirat+0x8b sys/kern/vfs_syscalls.c:3094
#8  syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline]
#8  syscall+0xb08 sys/arch/amd64/amd64/trap.c:732
#9  Xsyscall+0x128
ddb{0}> show malloc
           Type InUse  MemUse  HighUse   Limit  Requests Type Lim
         devbuf 10241  11311K   11475K 166960K     12031        0
            pcb    17     14K      15K 166960K       121        0
         rtable   235      8K       9K 166960K       497        0
             pf    38     18K      21K 166960K        97        0
         ifaddr    46      8K       8K 166960K        78        0
        ifgroup    55      2K       2K 166960K       104        0
         sysctl     4      1K      17K 166960K        12        0
       counters    68     36K      37K 166960K       122        0
       ioctlops     1      4K       4K 166960K      1548        0
            iov     1      0K      12K 166960K        19        0
          mount     1      1K       1K 166960K         1        0
            log     0      0K       0K 166960K         4        0
         vnodes  1401     88K      88K 166960K      1959        0
      UFS quota     1     32K      32K 166960K         1        0
      UFS mount     5     36K      36K 166960K         5        0
            shm     2      1K       5K 166960K        10        0
         VM map     2      1K       1K 166960K         2        0
            sem    16      1K       1K 166960K        21        0
        dirhash    12      2K       2K 166960K        21        0
           ACPI  1692    195K     286K 166960K     12470        0
      file desc    16     57K      93K 166960K       630        0
          sigio     0      0K       0K 166960K        13        0
           proc    77    103K     128K 166960K       703        0
        subproc    72      4K       4K 166960K       100        0
    NFS srvsock     1      0K       0K 166960K         1        0
     NFS daemon     1     16K      16K 166960K         1        0
    ip_moptions     0      0K       0K 166960K        76        0
       in_multi   102      7K       7K 166960K       155        0
    ether_multi     1      0K       0K 166960K         1        0
            mrt     1      0K       0K 166960K         5        0
    ISOFS mount     1     32K      32K 166960K         1        0
  MSDOSFS mount     1     16K      16K 166960K         1        0
           ttys   175    784K     784K 166960K       175        0
           exec     0      0K       1K 166960K       746        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   221    175K     189K 166960K      7108        0
       UVM aobj    52      2K       4K 166960K        54        0
     pinsyscall    41     82K     104K 166960K      1795        0
        memdesc     1      4K       4K 166960K         1        0
    crypto data     1      1K       1K 166960K         1        0
    ip6_options     0      0K       0K 166960K        17        0
            NDP    12      0K       1K 166960K        50        0
           temp    51   8689K    8755K 166960K     36675        0
         kqueue    16     24K      29K 166960K       108        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       26    0        0     1     0     1     1     0     8    0
rtpcb      120       56    0       53     1     0     1     1     0     8    0
rtentry    176      160    0       55     6     0     6     6     0     8    0
unpcb      144      397    0      378     6     5     1     6     0     8    0
syncache   336        4    0        4     2     2     0     1     0     8    0
tcpcb      736      113    0      107     1     0     1     1     0     8    0
arp        128       28    0        9     1     0     1     1     0     8    0
inpcb      328      795    0      786    18    14     4    13     0     8    2
nd6        144       34    0        9     1     0     1     1     0     8    0
pkpcb       40        6    0        6     3     2     1     1     0     8    1
kcovpl      48       11    0        3     1     0     1     1     0     8    0
mppekey    1024       3    0        3     1     1     0     1     0     8    0
ppxss      1192      20    0       20     2     1     1     1     0     8    1
pppxif     1504       2    0        2     1     0     1     1     0     8    1
pffrag     232        8    0        2     1     0     1     1     0   482    0
pffrnode    88        7    0        1     1     0     1     1     0     8    0
pffrent     40       12    0        5     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
pfrktable  1344       2    1        1     1     0     1     1     0     8    0
pfanchor   1288       2    0        1     1     0     1     1     0     8    0
pftag       88        2    0        0     1     0     1     1     0     8    0
pfstitem    24       51    0       17     1     0     1     1     0     8    0
pfstkey    128       51    0       17     2     0     2     2     0     8    0
pfstate    384       49    0       17     4     0     4     4     0     8    0
pfrule     1344      25    0       17     2     1     1     2     0     8    0
rttmr      136        1    0        1     1     1     0     1     0     8    0
art_heap8  4096       1    0        0     1     0     1     1     0     8    0
art_heap4  256      643    0      191    32     3    29    29     0     8    0
art_table   32      644    0      191     4     0     4     4     0     8    0
art_node    16      158    0       66     1     0     1     1     0     8    0
sysvmsgpl   40        5    0        2     1     0     1     1     0     8    0
semapl     112       16    0        2     1     0     1     1     0     8    0
shmpl      112       51    0        2     2     0     2     2     0     8    0
dirhash    1024      24    0        7     3     0     3     3     0     8    0
dino2pl    256     2482    0      969    95     0    95    95     0     8    0
ffsino     288     2482    0      969   109     0   109   109     0     8    0
nchpl      144     3378    0     1683    64     0    64    64     0     8    0
rtmask      32        3    0        3     2     1     1     1     0     8    1
uvmvnodes   80     2928    0        0    60     0    60    60     0     8    0
vnodes     216     2928    0        0   163     0   163   163     0     8    0
namei      1024   11797    0    11796     2     1     1     2     0     8    0
percpumem   16       76    0       27     1     0     1     1     0     8    0
pfiaddrpl  120        1    0        0     1     0     1     1     0     8    0
kstatmem   264       58    0       32     2     0     2     2     0     8    0
scsiplug    72        2    0        2     2     2     0     1     0     8    0
scxspl     216    14798    0    14798    14    11     3     8     1     8    3
plimitpl   152      145    0      128     1     0     1     1     0     8    0
sigapl     424      945    0      875     9     0     9     9     0     8    0
knotepl    120      566    0        0    17     0    17    17     0     8    0
kqueuepl   224      141    0      130     1     0     1     1     0     8    0
pipepl     336      149    0      122     3     0     3     3     0     8    0
fdescpl    520      906    0      876     3     0     3     3     0     8    0
filepl     160     5396    0     5182    21    10    11    16     0     8    0
lockfpl    104      404    0      402     3     1     2     2     0     8    1
lockfspl    48      166    0      164     1     0     1     1     0     8    0
sessionpl  144       27    0       18     1     0     1     1     0     8    0
pgrppl      48       48    0       31     1     0     1     1     0     8    0
ucredpl    104      910    0      896     1     0     1     1     0     8    0
zombiepl   144      876    0      875     2     1     1     1     0     8    0
processpl  1240     945    0      875     6     0     6     6     0     8    0
procpl     656     1660    0     1585     9     1     8     8     0     8    0
srpgc       96        6    0        6     3     3     0     1     0     8    0
sosppl     168        3    0        3     2     2     0     1     0     8    0
sockpl     728     1270    0     1239    27    21     6    16     0     8    2
mcl64k     65536      3    0        0     1     0     1     1     0     8    0
mcl12k     12288      1    0        0     1     0     1     1     0     8    0
mcl8k      8192       2    0        0     1     0     1     1     0     8    0
mcl4k      4096     122    0        0    16     0    16    16     0     8    0
mcl2k2     2112       1    0        0     1     0     1     1     0     8    0
mcl2k      2048      25    0        0     4     0     4     4     0     8    0
mtagpl      96       10    0        0     1     0     1     1     0     8    0
mbufpl     256     1177    0        0    74     0    74    74     0     8    0
bufpl      280     5566    0      126   389     0   389   389     0     8    0
anonpl      32     8332    0        0    68     1    67    67     0   246    0
amapchunkpl 152   22367    0    21931    32     6    26    26     0   158    4
amappl16   200     3047    0     3016    29    14    15    15     0     8    8
amappl15   192       22    0       22     2     2     0     1     0     8    0
amappl14   184      126    0      114     1     0     1     1     0     8    0
amappl13   176       33    0       32     1     0     1     1     0     8    0
amappl12   168     1595    0     1565     3     1     2     2     0     8    0
amappl11   160       50    0       36     1     0     1     1     0     8    0
amappl10   152        8    0        8     1     1     0     1     0     8    0
amappl9    144      245    0      245     1     1     0     1     0     8    0
amappl8    136       21    0       18     1     0     1     1     0     8    0
amappl7    128      140    0      127     1     0     1     1     0     8    0
amappl6    120      210    0      207     1     0     1     1     0     8    0
amappl5    112      147    0      137     1     0     1     1     0     8    0
amappl4    104      334    0      313     1     0     1     1     0     8    0
amappl3     96     4352    0     4249     5     1     4     4     0     8    0
amappl2     88      701    0      637     2     0     2     2     0     8    0
amappl1     80    10635    0    10048    15     1    14    15     0     8    0
amappl      88     6301    0     6153     6     1     5     5     0    92    1
dma32768   32768      1    0        1     1     1     0     1     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      254    0      254     2     2     0     1     0     8    0
dma64       64        6    0        6     1     1     0     1     0     8    0
dma32       32        8    0        8     2     2     0     1     0     8    0
dma16       16       18    0       17     1     0     1     1     0     8    0
aobjpl      72       53    0        2     1     0     1     1     0     8    0
uaddrrnd    24      906    0      876     1     0     1     1     0     8    0
uaddrbest   32        2    0        0     1     0     1     1     0     8    0
uaddr       24      906    0      876     1     0     1     1     0     8    0
vmmpekpl   168     8532    0     8474     4     0     4     4     0     8    1
vmmpepl    168    63026    0    61130   111    12    99    99     0   357    7
vmsppl     480      905    0      875     7     2     5     5     0     8    0
rwobjpl     72    21741    0    17852    75     1    74    74     0     8    1
pdppl      4096    1820    0     1750   110    38    72    86     0     8    2
pvpl        32    16859    0        0   136     0   136   136     0   265    0
pmappl     256      905    0      875     3     0     3     3     0     8    0
extentpl    40       45    0       27     1     0     1     1     0     8    0
phpool     112      462    0       48    12     0    12    12     0     8    0
ddb{0}> machine ddbcpu 0
Invalid cpu 0
ddb{0}> trace
pf_anchor_global_RB_REMOVE(ffffffff838cf038,ffff8000014dad48) at pf_anchor_global_RB_REMOVE+0x81 sys/net/pf_ruleset.c:92
pf_remove_if_empty_ruleset(ffff8000014db1d8) at pf_remove_if_empty_ruleset+0x10e sys/net/pf_ruleset.c:311
pfi_dynaddr_setup(ffff800010fdb4c0,0,1) at pfi_dynaddr_setup+0x673 sys/net/pf_if.c:513
pf_addr_setup(ffffffff838cf4d0,ffff800010fdb4c0,0) at pf_addr_setup+0x46 sys/net/pf_ioctl.c:922
pfioctl(14900,cd504404,ffff800010fdf000,3,ffff800030be3230) at pfioctl+0xa054 sys/net/pf_ioctl.c:1446
VOP_IOCTL(fffffd807336b2b8,cd504404,ffff800010fdf000,3,fffffd80097fb3a8,ffff800030be3230) at VOP_IOCTL+0xac sys/kern/vfs_vops.c:264
vn_ioctl(fffffd805fba1230,cd504404,ffff800010fdf000,ffff800030be3230) at vn_ioctl+0xf8 sys/kern/vfs_vnops.c:531
sys_ioctl(ffff800030be3230,ffff8000367efc60,ffff8000367efbb0) at sys_ioctl+0x5c3 sys/kern/sys_generic.c:-1
syscall(ffff8000367efc60) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff8000367efc60) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:732
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x1c72ae1bb50, count: -10
ddb{0}> machine ddbcpu 1

Crashes (1):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/07/02 06:38 openbsd 15da244b1a00 bc80e4f0 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore protection_fault: pf_anchor_global_RB_REMOVE
* Struck through repros no longer work on HEAD.