syzbot


panic: missing alias (4)

Status: auto-obsoleted due to no activity on 2024/05/28 06:58
Reported-by: syzbot+9fcc1b7c0afd8187268e@syzkaller.appspotmail.com
First crash: 108d, last: 108d
Similar bugs (3)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
openbsd panic: missing alias 1 2027d 2027d 0/3 auto-closed as invalid on 2019/05/26 04:11
openbsd panic: missing alias (3) 1 454d 454d 0/3 auto-obsoleted due to no activity on 2023/06/16 22:46
openbsd panic: missing alias (2) 2 900d 901d 0/3 auto-closed as invalid on 2022/03/28 01:59

Sample crash report:
panic: missing alias
Stopped at      db_enter+0x1c:  addq    $0x8,%rsp
    TID    PID    UID     PRFLAGS     PFLAGS  CPU  COMMAND
*340707   3494      0         0x2          0    0K syz-executor.3
 432176  69755      0        0x12          0    1  sshd
db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437
panic(ffffffff828e46db) at panic+0x17b sys/kern/subr_prf.c:198
vgonel(fffffd807794f478,ffff80002a1b7558) at vgonel+0x4d5 sys/kern/vfs_subr.c:1200
checkalias(fffffd80672f68b8,0,ffff8000006d2400) at checkalias+0x14c
ffs_vinit(ffff8000006d2400,ffff80002a1b1f90) at ffs_vinit+0x110 sys/ufs/ffs/ffs_subr.c:266
ffs_vget(ffff8000006d2400,cad2,ffff80002a1b2078) at ffs_vget+0x349 sys/ufs/ffs/ffs_vfsops.c:1283
ufs_lookup() at ufs_lookup+0x1188 sys/ufs/ufs/ufs_lookup.c:573
VOP_LOOKUP(fffffd80672f67e0,ffff80002a1b22f8,ffff80002a1b2328) at VOP_LOOKUP+0x5c sys/kern/vfs_vops.c:85
vfs_lookup(ffff80002a1b22c8) at vfs_lookup+0x6e2 sys/kern/vfs_lookup.c:566
namei(ffff80002a1b22c8) at namei+0x55a sys/kern/vfs_lookup.c:250
dofstatat(ffff80002a1b7558,ffffff9c,7b8135d2c270,7b8135d2c670,2) at dofstatat+0xaf sys/kern/vfs_syscalls.c:2065
syscall(ffff80002a1b2540) at syscall+0x533 mi_syscall sys/sys/syscall_mi.h:183 [inline]
syscall(ffff80002a1b2540) at syscall+0x533 sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7b8135d2c720, count: 2
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: missing alias
ddb{0}> trace
db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437
panic(ffffffff828e46db) at panic+0x17b sys/kern/subr_prf.c:198
vgonel(fffffd807794f478,ffff80002a1b7558) at vgonel+0x4d5 sys/kern/vfs_subr.c:1200
checkalias(fffffd80672f68b8,0,ffff8000006d2400) at checkalias+0x14c
ffs_vinit(ffff8000006d2400,ffff80002a1b1f90) at ffs_vinit+0x110 sys/ufs/ffs/ffs_subr.c:266
ffs_vget(ffff8000006d2400,cad2,ffff80002a1b2078) at ffs_vget+0x349 sys/ufs/ffs/ffs_vfsops.c:1283
ufs_lookup() at ufs_lookup+0x1188 sys/ufs/ufs/ufs_lookup.c:573
VOP_LOOKUP(fffffd80672f67e0,ffff80002a1b22f8,ffff80002a1b2328) at VOP_LOOKUP+0x5c sys/kern/vfs_vops.c:85
vfs_lookup(ffff80002a1b22c8) at vfs_lookup+0x6e2 sys/kern/vfs_lookup.c:566
namei(ffff80002a1b22c8) at namei+0x55a sys/kern/vfs_lookup.c:250
dofstatat(ffff80002a1b7558,ffffff9c,7b8135d2c270,7b8135d2c670,2) at dofstatat+0xaf sys/kern/vfs_syscalls.c:2065
syscall(ffff80002a1b2540) at syscall+0x533 mi_syscall sys/sys/syscall_mi.h:183 [inline]
syscall(ffff80002a1b2540) at syscall+0x533 sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7b8135d2c720, count: -13
ddb{0}> show registers
rdi                                0
rsi                              0x1
rbp               0xffff80002a1b1d80
rbx               0xffffffff82d73cb7    cpu_info_full_primary+0x2cb7
rdx                                0
rcx               0xffff80002a1b7558
rax               0xffffffff82d72ff0    cpu_info_full_primary+0x1ff0
r8                 0x101010101010101
r9                0x8080808080808080
r10               0xa68740015dd30500
r11               0x35bfaf9ea46cce25
r12               0xffffffff82d73ab8    cpu_info_full_primary+0x2ab8
r13                                0
r14                                0
r15                              0x1
rip               0xffffffff8278354c    db_enter+0x1c
cs                               0x8
rflags                         0x246
rsp               0xffff80002a1b1d70
ss                              0x10
db_enter+0x1c:  addq    $0x8,%rsp
ddb{0}> show proc
PROC (syz-executor.3) tid=340707 pid=3494 tcnt=1 stat=onproc
    flags process=2<EXEC> proc=0
    runpri=78, usrpri=78, slppri=32, nice=20
    wchan=0x0, wmesg=, ps_single=0x0
    forw=0xffffffffffffffff, list=0xffff80002a1c92b8,0xffff80002a1caab0
    process=0xffff800037219658 user=0xffff80002a1ad000, vmspace=0xfffffd806978be20
    estcpu=36, cpticks=2, pctcpu=0.73, user=0, sys=0, intr=0
ddb{0}> ps
   PID     TID   PPID    UID  S       FLAGS  WAIT          COMMAND
 16782  358583   9126      0  2           0                syz-executor.5
 16782  240333   9126      0  2   0x4000000                syz-executor.5
 62442  337557  48546      0  2           0                syz-executor.2
 22090  425727   8251      0  2           0                syz-executor.4
 22090  430267   8251      0  2   0x4000000                syz-executor.4
 22090  219677   8251      0  2   0x4000000                syz-executor.4
 14617   73549  68988      0  2         0x2                ndp
 68988  397192  79512      0  3    0x10008a  sigsusp       sh
 57283   49342  62617      0  3        0x80  nanoslp       syz-executor.1
 57283  150059  62617      0  3   0x4000080  netio         syz-executor.1
 79512  395145  66405      0  3        0x82  wait          syz-executor.6
 40158  111879      1      0  3    0x100083  ttyin         getty
  9126  375755  66405      0  3        0x82  nanoslp       syz-executor.5
 98552   26258  66405      0  2         0x2                syz-executor.7
 34474  491977  66405      0  2         0x2                syz-executor.0
* 3494  340707  66405      0  7         0x2                syz-executor.3
 48546  180524  66405      0  3        0x82  nanoslp       syz-executor.2
  8251  158420  66405      0  3        0x82  nanoslp       syz-executor.4
 20778  223513      0      0  3     0x14200  acct          acct
 62617  344710  66405      0  3        0x82  nanoslp       syz-executor.1
 99791  255660      0      0  3     0x14280  nfsidl        nfsio
 88824   63958      0      0  3     0x14280  nfsidl        nfsio
 75069  385241      0      0  3     0x14280  nfsidl        nfsio
 35725  443495      0      0  3     0x14280  nfsidl        nfsio
 15904  178284      0      0  3     0x14280  nfsidl        nfsio
  8495  337347      0      0  3     0x14280  nfsidl        nfsio
 80290   18419      0      0  3     0x14280  nfsidl        nfsio
  7309  414459      0      0  3     0x14280  nfsidl        nfsio
   393  194464      0      0  3     0x14280  nfsidl        nfsio
  5786  380069      0      0  3     0x14280  nfsidl        nfsio
 72074   93522      0      0  3     0x14280  nfsidl        nfsio
 17624   28120      0      0  3     0x14280  nfsidl        nfsio
 99658  182813      0      0  3     0x14280  nfsidl        nfsio
 35288  348800      0      0  3     0x14280  nfsidl        nfsio
 81385  170142      0      0  3     0x14280  nfsidl        nfsio
 67317  387038      0      0  3     0x14280  nfsidl        nfsio
 86831  181315      0      0  3     0x14280  nfsidl        nfsio
 27654  169447      0      0  3     0x14280  nfsidl        nfsio
 67593  478938      0      0  3     0x14280  nfsidl        nfsio
 68643  103088      0      0  3     0x14280  nfsidl        nfsio
 60458  324200      0      0  3     0x14200  bored         sosplice
 14161  111881  58509      0  3    0x100082  netio         ndp
 58509   59969      1      0  3    0x10008a  sigsusp       sh
 66405   30912  74477      0  3   0x2000082  wait          syz-fuzzer
 66405  434420  74477      0  3   0x6000082  nanoslp       syz-fuzzer
 66405  355942  74477      0  3   0x6000082  thrsleep      syz-fuzzer
 66405  428875  74477      0  3   0x6000082  wait          syz-fuzzer
 66405   62213  74477      0  3   0x6000082  wait          syz-fuzzer
 66405   56022  74477      0  3   0x6000082  wait          syz-fuzzer
 66405  123948  74477      0  2   0x6000002                syz-fuzzer
 66405   85772  74477      0  3   0x6000082  thrsleep      syz-fuzzer
 66405  119129  74477      0  3   0x6000082  thrsleep      syz-fuzzer
 66405  260959  74477      0  3   0x6000082  wait          syz-fuzzer
 66405  406757  74477      0  3   0x6000082  thrsleep      syz-fuzzer
 66405  452726  74477      0  3   0x6000082  wait          syz-fuzzer
 66405  174871  74477      0  3   0x6000082  wait          syz-fuzzer
 66405  360420  74477      0  3   0x6000082  wait          syz-fuzzer
 66405  257110  74477      0  3   0x6000082  thrsleep      syz-fuzzer
 66405  519064  74477      0  2   0x6000002                syz-fuzzer
 74477  519095  69755      0  3    0x10008a  sigsusp       ksh
 69755  432176  43439      0  7        0x12                sshd
 43439  400167      1      0  3        0x88  kqread        sshd
 48544   63243  43621     74  3   0x1100092  bpf           pflogd
 43621  231136      1      0  3        0x80  netio         pflogd
 98025  228097  78437     73  3   0x1100090  kqread        syslogd
 78437  193389      1      0  3    0x100082  netio         syslogd
 92953  311327      1      0  3    0x100080  kqread        resolvd
 48587  310055      0      0  3     0x14200  bored         smr
  1225  201582      0      0  2     0x14200                zerothread
 45131  432900      0      0  3     0x14200  aiodoned      aiodoned
 41048  319853      0      0  3     0x14200  syncer        update
 34347  164109      0      0  3     0x14200  cleaner       cleaner
 92975  244744      0      0  3     0x14200  reaper        reaper
 76262  310621      0      0  3     0x14200  pgdaemon      pagedaemon
 24274   34382      0      0  3     0x14200  bored         viomb
 93259  270476      0      0  3  0x40014200  acpi0         acpi0
 68047  387580      0      0  3  0x40014200                idle1
 20315  141829      0      0  3     0x14200  bored         softnet3
 53848  245942      0      0  3     0x14200  bored         softnet2
 67726  212136      0      0  3     0x14200  bored         softnet1
 23526  156857      0      0  3     0x14200  bored         softnet0
 94209  518064      0      0  3     0x14200  bored         systqmp
 98685  283334      0      0  3     0x14200  bored         systq
 43133  419100      0      0  3     0x14200  tmoslp        softclockmp
 75086  252189      0      0  3  0x40014200  tmoslp        softclock
 33012  503324      0      0  3  0x40014200                idle0
     1  393240      0      0  3     0x80082  wait          init
     0       0     -1      0  3     0x10200  scheduler     swapper
ddb{0}> show all locks
Process 14617 (ndp) thread 0xffff80002bc977f8 (73549)
exclusive rwlock vmmaplk r = 0 (0xfffffd8068e74ba8)
#0  witness_lock+0x447
#1  rw_enter+0x3c8 sys/kern/kern_rwlock.c:309
#2  vm_map_lock_ln+0xfa sys/uvm/uvm_map.c:5372
#3  uvmfault_lookup+0xb6 sys/uvm/uvm_fault.c:1779
#4  uvm_fault_check+0x65d uvmfault_amapcopy sys/uvm/uvm_fault.c:236 [inline]
#4  uvm_fault_check+0x65d sys/uvm/uvm_fault.c:710
#5  uvm_fault+0xf2 sys/uvm/uvm_fault.c:600
#6  upageflttrap+0x86 sys/arch/amd64/amd64/trap.c:188
#7  usertrap+0x226 sys/arch/amd64/amd64/trap.c:436
#8  recall_trap+0x8
Process 3494 (syz-executor.3) thread 0xffff80002a1b7558 (340707)
exclusive kernel_lock &kernel_lock r = 0 (0xffffffff82d86fb0)
#0  witness_lock+0x447
#1  __mp_acquire_count+0x48 sys/kern/kern_lock.c:227
#2  mi_switch+0x46f sys/kern/sched_bsd.c:470
#3  yield+0x5b sys/kern/sched_bsd.c:324
#4  pool_get+0x19d sys/kern/subr_pool.c:589
#5  ffs_vget+0x262 sys/ufs/ffs/ffs_vfsops.c:1264
#6  ufs_lookup+0x1188 sys/ufs/ufs/ufs_lookup.c:573
#7  VOP_LOOKUP+0x5c sys/kern/vfs_vops.c:85
#8  vfs_lookup+0x6e2 sys/kern/vfs_lookup.c:566
#9  namei+0x55a sys/kern/vfs_lookup.c:250
#10 dofstatat+0xaf sys/kern/vfs_syscalls.c:2065
#11 syscall+0x533 mi_syscall sys/sys/syscall_mi.h:183 [inline]
#11 syscall+0x533 sys/arch/amd64/amd64/trap.c:577
#12 Xsyscall+0x128
exclusive rrwlock inode r = 0 (0xfffffd806cab0a38)
#0  witness_lock+0x447
#1  rw_enter+0x3c8 sys/kern/kern_rwlock.c:309
#2  rrw_enter+0x8c sys/kern/kern_rwlock.c:464
#3  VOP_LOCK+0x8b sys/kern/vfs_vops.c:518
#4  ufs_ihashins+0x46 sys/ufs/ufs/ufs_ihash.c:140
#5  ffs_vget+0x141 sys/ufs/ffs/ffs_vfsops.c:1230
#6  ufs_lookup+0x1188 sys/ufs/ufs/ufs_lookup.c:573
#7  VOP_LOOKUP+0x5c sys/kern/vfs_vops.c:85
#8  vfs_lookup+0x6e2 sys/kern/vfs_lookup.c:566
#9  namei+0x55a sys/kern/vfs_lookup.c:250
#10 dofstatat+0xaf sys/kern/vfs_syscalls.c:2065
#11 syscall+0x533 mi_syscall sys/sys/syscall_mi.h:183 [inline]
#11 syscall+0x533 sys/arch/amd64/amd64/trap.c:577
#12 Xsyscall+0x128
exclusive rrwlock inode r = 0 (0xfffffd8067858928)
#0  witness_lock+0x447
#1  rw_enter+0x3c8 sys/kern/kern_rwlock.c:309
#2  rrw_enter+0x8c sys/kern/kern_rwlock.c:464
#3  VOP_LOCK+0x8b sys/kern/vfs_vops.c:518
#4  vn_lock+0x84 sys/kern/vfs_vnops.c:564
#5  vget+0x200 sys/kern/vfs_subr.c:676
#6  cache_lookup+0x2b4 sys/kern/vfs_cache.c:222
#7  ufs_lookup+0x1ac sys/ufs/ufs/ufs_lookup.c:160
#8  VOP_LOOKUP+0x5c sys/kern/vfs_vops.c:85
#9  vfs_lookup+0x6e2 sys/kern/vfs_lookup.c:566
#10 namei+0x55a sys/kern/vfs_lookup.c:250
#11 dofstatat+0xaf sys/kern/vfs_syscalls.c:2065
#12 syscall+0x533 mi_syscall sys/sys/syscall_mi.h:183 [inline]
#12 syscall+0x533 sys/arch/amd64/amd64/trap.c:577
#13 Xsyscall+0x128
ddb{0}> show malloc
           Type InUse  MemUse  HighUse   Limit  Requests Type Lim
         devbuf 10216   6500K    7066K 166960K     14159        0
            pcb    15     16K      18K 166960K      1107        0
         rtable   238     15K      15K 166960K      1475        0
             pf    37     10K      10K 166960K       238        0
         ifaddr    47     16K      16K 166960K       213        0
        ifgroup    66      2K       2K 166960K       406        0
         sysctl     3      0K       0K 166960K         3        0
       counters    68     36K      37K 166960K       240        0
       ioctlops     0      0K       4K 166960K      1845        0
            iov     0      0K      32K 166960K      1045        0
          mount     1      1K       1K 166960K         1        0
            log     0      0K       0K 166960K         4        0
         vnodes  1490     93K      93K 166960K      5150        0
      UFS quota     1     32K      32K 166960K         1        0
      UFS mount     5     36K      36K 166960K         5        0
            shm     2      1K       9K 166960K        99        0
         VM map     2      1K       1K 166960K         2        0
            sem    12      0K       0K 166960K      2147        0
        dirhash    12      2K       2K 166960K        72        0
           ACPI  1697    195K     286K 166960K     12548        0
      file desc    18     65K      93K 166960K      9672        0
          sigio     1      0K       0K 166960K       154        0
           proc    69     67K     128K 166960K      1668        0
        subproc   117      7K       7K 166960K       426        0
    NFS srvsock     1      0K       0K 166960K         1        0
     NFS daemon     1     16K      16K 166960K         1        0
    ip_moptions     0      0K       0K 166960K       673        0
       in_multi    99      7K       7K 166960K       430        0
    ether_multi     1      0K       0K 166960K         3        0
            mrt     1      0K       0K 166960K         4        0
    ISOFS mount     1     32K      32K 166960K         1        0
  MSDOSFS mount     1     16K      16K 166960K         1        0
           ttys   223    996K     996K 166960K       223        0
           exec     0      0K       1K 166960K      1857        0
     pfkey data     0      0K       0K 166960K         3        0
            tdb     3      0K       0K 166960K         3        0
        VM swap     8     62K      64K 166960K        10        0
       UVM amap   380    124K     130K 166960K     97149        0
       UVM aobj   131      5K       5K 166960K       138        0
        memdesc     1      4K       4K 166960K         1        0
    crypto data     1      1K       1K 166960K         1        0
    ip6_options     0      0K       1K 166960K       394        0
            NDP    16      0K       2K 166960K       164        0
           temp    74   6772K  137848K 166960K     52794        0
         kqueue     6     10K      27K 166960K       819        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       24    0        0     1     0     1     1     0     8    0
rtpcb      120      625    0      623     6     5     1     4     0     8    0
rtentry    112      474    0      365     5     1     4     4     0     8    0
unpcb      144     7487    0     7477    71    70     1    10     0     8    0
syncache   336       74    0       74    15    14     1     1     0     8    1
tcpqe       32      129    0      129    12    12     0     1     0     8    0
tcpcb      808     2701    0     2691    85    82     3    15     0     8    0
arp        120      105    0       87     1     0     1     1     0     8    0
inpcb      392     7196    0     7186   116   113     3    16     0     8    0
nd6        136      100    0       77     1     0     1     1     0     8    0
pkpcb       40       13    0       13     4     4     0     1     0     8    0
kcovpl      48       32    0       23     1     0     1     1     0     8    0
ppxss      1168      12    0       12     4     4     0     1     0     8    0
pffrag     232       13    0       12     5     4     1     1     0   482    0
pffrnode    88       13    0       12     5     4     1     1     0     8    0
pffrent     40       48    0       47     7     6     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      338    0      328     1     0     1     1     0     8    0
pfstkey    128      338    0      328     3     1     2     2     0     8    1
pfstate    376      338    0      328    11     9     2    10     0     8    1
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     1669    0     1209    50    21    29    32     0     8    0
art_table   32     1670    0     1209     5     1     4     5     0     8    0
art_node    16      470    0      372     1     0     1     1     0     8    0
sysvmsgpl   40        3    0        3     1     1     0     1     0     8    0
semapl     112     2111    0     2101     1     0     1     1     0     8    0
shmpl      112      135    0        7     4     0     4     4     0     8    0
dirhash    1024      57    0       40     3     0     3     3     0     8    0
dino2pl    256    15319    0    13843    93     0    93    93     0     8    0
ffsino     272    15319    0    13843    99     0    99    99     0     8    0
nchpl      144    29538    0    27876    63     0    63    63     0     8    0
uvmvnodes   80     5926    0        0   121     0   121   121     0     8    0
vnodes     216     5926    0        0   330     0   330   330     0     8    0
namei      1024   98762    0    98761    11    10     1     3     0     8    0
percpumem   16      134    0       86     1     0     1     1     0     8    0
vcpupl     2048      17    0        1     2     0     2     2     0     8    0
vmpool     696       28    0       12     4     2     2     2     0     8    0
kstatmem   264      200    0      172     3     1     2     3     0     8    0
scxspl     216    81256    0    81256    18    17     1     8     1     8    1
plimitpl   152      874    0      858     1     0     1     1     0     8    0
sigapl     424     9980    0     9912     9     0     9     9     0     8    0
futexpl     64    78956    0    78956     2     1     1     1     0     8    1
knotepl    120      418    0        0    11     1    10    11     0     8    0
kqueuepl   216     1523    0     1518    21    20     1     8     0     8    0
pipepl     320     1419    0     1388    33    30     3     9     0     8    0
fdescpl    496     9939    0     9911     5     0     5     5     0     8    0
filepl     152    58223    0    57981   116   104    12    21     0     8    1
lockfpl    104     2657    0     2656     5     4     1     2     0     8    0
lockfspl    48      643    0      642     1     0     1     1     0     8    0
sessionpl  144       53    0       36     1     0     1     1     0     8    0
pgrppl      48      253    0      236     1     0     1     1     0     8    0
ucredpl    104    12687    0    12678     1     0     1     1     0     8    0
zombiepl   144    11316    0    11316     3     2     1     1     0     8    1
processpl  1136    9980    0     9912     6     0     6     6     0     8    0
procpl     680    27257    0    27170    13     4     9    10     0     8    0
srpgc       96       42    0       42    12    12     0     1     0     8    0
sosppl     168       61    0       59     1     0     1     1     0     8    0
sockpl     584    15337    0    15315   132   128     4    20     0     8    0
mcl64k     65536     22    0        0     3     0     3     3     0     8    0
mcl16k     16384     16    0        0     2     0     2     2     0     8    0
mcl12k     12288     25    0        0     2     0     2     2     0     8    0
mcl9k      9216      21    0        0     2     0     2     2     0     8    0
mcl8k      8192      20    0        0     3     0     3     3     0     8    0
mcl4k      4096      25    0        0     3     0     3     3     0     8    0
mcl2k2     2112       9    0        0     1     0     1     1     0     8    0
mcl2k      2048     336    0        0    34    12    22    34     0     8    0
mtagpl      96      175    0        0     5     1     4     5     0     8    0
mbufpl     256     1829    0        0   110     0   110   110     0     8    0
bufpl      280    17848    0    11530   452     0   452   452     0     8    0
anonpl      24  1059347    0  1047832   209   109   100   137     0   186    1
amapchunkpl 152  314673    0   313904    87    51    36    49     0   158    0
amappl16   200    21923    0    21483   106    79    27    40     0     8    1
amappl15   192       13    0       13     2     2     0     1     0     8    0
amappl14   184      230    0      217     2     1     1     2     0     8    0
amappl13   176       14    0       14     2     2     0     1     0     8    0
amappl12   168    10994    0    10960     4     2     2     3     0     8    0
amappl11   160       60    0       52     1     0     1     1     0     8    0
amappl10   152       55    0       40     1     0     1     1     0     8    0
amappl9    144      223    0      223     6     6     0     1     0     8    0
amappl8    136      555    0      436     8     3     5     5     0     8    0
amappl7    128      265    0      242     2     0     2     2     0     8    0
amappl6    120      791    0      777     1     0     1     1     0     8    0
amappl5    112      278    0      268     1     0     1     1     0     8    0
amappl4    104      721    0      690     2     1     1     2     0     8    0
amappl3     96    60087    0    60014     5     2     3     4     0     8    0
amappl2     88    10785    0    10719     3     1     2     3     0     8    0
amappl1     80    45125    0    44621    23    11    12    23     0     8    0
amappl      88    96232    0    96011     7     0     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      137    0        7     3     0     3     3     0     8    0
uaddrrnd    24     9967    0     9923     1     0     1     1     0     8    0
uaddrbest   32        2    0        0     1     0     1     1     0     8    0
uaddr       24     9967    0     9923     1     0     1     1     0     8    0
vmmpekpl   168    76872    0    76801     4     0     4     4     0     8    0
vmmpepl    168   601890    0   599650   340   210   130   140     0   357    6
vmsppl     448     9966    0     9923     7     1     6     6     0     8    0
rwobjpl     56   154683    0   147125   115     4   111   111     0     8    0
pdppl      4096   19941    0    19862   474   391    83    85     0     8    4
pvpl        32    44734    0        0   361     0   361   361     0   265    0
pmappl     248     9966    0     9923     3     0     3     3     0     8    0
extentpl    40       56    0       38     1     0     1     1     0     8    0
phpool     112     1147    0      669    15     0    15    15     0     8    0
ddb{0}> machine ddbcpu 0
Invalid cpu 0
ddb{0}> trace
db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437
panic(ffffffff828e46db) at panic+0x17b sys/kern/subr_prf.c:198
vgonel(fffffd807794f478,ffff80002a1b7558) at vgonel+0x4d5 sys/kern/vfs_subr.c:1200
checkalias(fffffd80672f68b8,0,ffff8000006d2400) at checkalias+0x14c
ffs_vinit(ffff8000006d2400,ffff80002a1b1f90) at ffs_vinit+0x110 sys/ufs/ffs/ffs_subr.c:266
ffs_vget(ffff8000006d2400,cad2,ffff80002a1b2078) at ffs_vget+0x349 sys/ufs/ffs/ffs_vfsops.c:1283
ufs_lookup() at ufs_lookup+0x1188 sys/ufs/ufs/ufs_lookup.c:573
VOP_LOOKUP(fffffd80672f67e0,ffff80002a1b22f8,ffff80002a1b2328) at VOP_LOOKUP+0x5c sys/kern/vfs_vops.c:85
vfs_lookup(ffff80002a1b22c8) at vfs_lookup+0x6e2 sys/kern/vfs_lookup.c:566
namei(ffff80002a1b22c8) at namei+0x55a sys/kern/vfs_lookup.c:250
dofstatat(ffff80002a1b7558,ffffff9c,7b8135d2c270,7b8135d2c670,2) at dofstatat+0xaf sys/kern/vfs_syscalls.c:2065
syscall(ffff80002a1b2540) at syscall+0x533 mi_syscall sys/sys/syscall_mi.h:183 [inline]
syscall(ffff80002a1b2540) at syscall+0x533 sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7b8135d2c720, count: -13
ddb{0}> machine ddbcpu 1
Stopped at      x86_ipi_db+0x1e:        addq    $0x8,%rsp
x86_ipi_db(ffff800029cebff0) 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(ffffffff82d86da8) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline]
__mp_lock(ffffffff82d86da8) at __mp_lock+0x122 sys/kern/kern_lock.c:147
doppoll(ffff80002a1ab810,963b10a1690,4,0,ffff80002a1e2114,ffff80002a1e21b0) at doppoll+0x159 sys/kern/sys_generic.c:950
sys_ppoll(ffff80002a1ab810,ffff80002a1e2260,ffff80002a1e21b0) at sys_ppoll+0x137 sys/kern/sys_generic.c:916
syscall(ffff80002a1e2260) at syscall+0x5ae mi_syscall sys/sys/syscall_mi.h:183 [inline]
syscall(ffff80002a1e2260) at syscall+0x5ae sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7d7473d62300, count: 7
ddb{1}> trace
x86_ipi_db(ffff800029cebff0) 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(ffffffff82d86da8) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline]
__mp_lock(ffffffff82d86da8) at __mp_lock+0x122 sys/kern/kern_lock.c:147
doppoll(ffff80002a1ab810,963b10a1690,4,0,ffff80002a1e2114,ffff80002a1e21b0) at doppoll+0x159 sys/kern/sys_generic.c:950
sys_ppoll(ffff80002a1ab810,ffff80002a1e2260,ffff80002a1e21b0) at sys_ppoll+0x137 sys/kern/sys_generic.c:916
syscall(ffff80002a1e2260) at syscall+0x5ae mi_syscall sys/sys/syscall_mi.h:183 [inline]
syscall(ffff80002a1e2260) at syscall+0x5ae sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7d7473d62300, count: -8

Crashes (1):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/02/28 06:58 openbsd f2888ae16d7e d367cbe5 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore panic: missing alias
* Struck through repros no longer work on HEAD.