syzbot


panic: missing alias (6)

Status: upstream: reported on 2025/02/04 00:00
Reported-by: syzbot+2eaddfd8647a34a44071@syzkaller.appspotmail.com
First crash: 133d, last: 4h06m
Similar bugs (5)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
openbsd panic: missing alias 1 2394d 2394d 0/3 auto-closed as invalid on 2019/05/26 04:11
openbsd panic: missing alias (3) 1 821d 821d 0/3 auto-obsoleted due to no activity on 2023/06/16 22:46
openbsd panic: missing alias (4) 1 475d 475d 0/3 auto-obsoleted due to no activity on 2024/05/28 06:58
openbsd panic: missing alias (2) 2 1267d 1267d 0/3 auto-closed as invalid on 2022/03/28 01:59
openbsd panic: missing alias (5) 42 215d 329d 0/3 auto-obsoleted due to no activity on 2025/01/02 20:22

Sample crash report:
panic: missing alias
Stopped at      db_enter+0x25:  addq    $0x8,%rsp
    TID    PID    UID     PRFLAGS     PFLAGS  CPU  COMMAND
  84158  67104      0         0x2          0    1  syz-executor
*469215  49637      0         0x2          0    0K syz-executor
db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438
panic(ffffffff833455e0) at panic+0x1e5 sys/kern/subr_prf.c:198
vgonel(fffffd806544f050,ffff80002a297210) at vgonel+0x681 sys/kern/vfs_subr.c:1217
vrecycle(fffffd806544f050,ffff80002a297210) at vrecycle+0x7c sys/kern/vfs_subr.c:1143
ufs_inactive(ffff80002a392b28) at ufs_inactive+0x360 sys/ufs/ufs/ufs_inode.c:107
VOP_INACTIVE(fffffd806544f050,ffff80002a297210) at VOP_INACTIVE+0x107 sys/kern/vfs_vops.c:498
vput(fffffd806544f050) at vput+0xe5 sys/kern/vfs_subr.c:796
VOP_REMOVE(fffffd807d25ccc0,fffffd806544f050,ffff80002a392ca8) at VOP_REMOVE+0x19d sys/kern/vfs_vops.c:336
dounlinkat(ffff80002a297210,ffffff9c,73c456ada220,0) at dounlinkat+0x177 sys/kern/vfs_syscalls.c:1900
syscall(ffff80002a392e20) at syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff80002a392e20) at syscall+0xb08 sys/arch/amd64/amd64/trap.c:579
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x73c456ada6d0, 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: missing alias
ddb{0}> trace
db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438
panic(ffffffff833455e0) at panic+0x1e5 sys/kern/subr_prf.c:198
vgonel(fffffd806544f050,ffff80002a297210) at vgonel+0x681 sys/kern/vfs_subr.c:1217
vrecycle(fffffd806544f050,ffff80002a297210) at vrecycle+0x7c sys/kern/vfs_subr.c:1143
ufs_inactive(ffff80002a392b28) at ufs_inactive+0x360 sys/ufs/ufs/ufs_inode.c:107
VOP_INACTIVE(fffffd806544f050,ffff80002a297210) at VOP_INACTIVE+0x107 sys/kern/vfs_vops.c:498
vput(fffffd806544f050) at vput+0xe5 sys/kern/vfs_subr.c:796
VOP_REMOVE(fffffd807d25ccc0,fffffd806544f050,ffff80002a392ca8) at VOP_REMOVE+0x19d sys/kern/vfs_vops.c:336
dounlinkat(ffff80002a297210,ffffff9c,73c456ada220,0) at dounlinkat+0x177 sys/kern/vfs_syscalls.c:1900
syscall(ffff80002a392e20) at syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff80002a392e20) at syscall+0xb08 sys/arch/amd64/amd64/trap.c:579
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x73c456ada6d0, count: -11
ddb{0}> show registers
rdi                                0
rsi                              0x1
rbp               0xffff80002a392960
rbx               0xffffffff83883dd7    cpu_info_full_primary+0x2dd7
rdx                                0
rcx               0xffff80002a297210
rax               0xffffffff83882ff0    cpu_info_full_primary+0x1ff0
r8                 0x101010101010101
r9                0x8080808080808080
r10               0xf202ba643f16fbdf
r11               0x1ee580dacd64bfb4
r12               0xffffffff83883bd8    cpu_info_full_primary+0x2bd8
r13                                0
r14                                0
r15                              0x1
rip               0xffffffff82b44395    db_enter+0x25
cs                               0x8
rflags                         0x246
rsp               0xffff80002a392950
ss                                 0
db_enter+0x25:  addq    $0x8,%rsp
ddb{0}> show proc
PROC (syz-executor) tid=469215 pid=49637 tcnt=1 stat=onproc
    flags process=2<EXEC> proc=0
    runpri=17, usrpri=50, slppri=17, nice=20
    wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0
    forw=0xffffffffffffffff, list=0xffff80002a2974a0,0xffff80002a2967e0
    process=0xffff80002a396bb0 user=0xffff80002a38d000, vmspace=0xfffffd800b026d20
    estcpu=36, cpticks=1, pctcpu=0.55, user=3, sys=510, intr=4
ddb{0}> ps
   PID     TID   PPID    UID  S       FLAGS  WAIT          COMMAND
 32398  319116  70080      0  2           0                syz-executor
 32398  327889  70080      0  3   0x4000080  fsleep        syz-executor
 33265  426798  24826      0  2           0                syz-executor
 33265   91161  24826      0  3   0x4000080  fsleep        syz-executor
 33265  299508  24826      0  3   0x4000080  fsleep        syz-executor
 15801  102695  55158      0  2           0                syz-executor
 15801   36602  55158      0  2   0x4000000                syz-executor
 15801  156475  55158      0  3   0x4000080  fsleep        syz-executor
 31630  307101  71399      0  3      0x3000  suspend       syz-executor
 31630   31005  71399      0  2   0x4081000                syz-executor
 31630  452748  71399      0  3   0x4081000  inode         syz-executor
 82962  445841      0      0  3     0x14200  acct          acct
 93575   15206      1      0  3    0x100083  ttyin         getty
 90989  168637      0      0  3     0x14280  nfsidl        nfsio
 80991  379215      0      0  3     0x14280  nfsidl        nfsio
 84667   16314      0      0  3     0x14280  nfsidl        nfsio
 52987  375393      0      0  3     0x14280  nfsidl        nfsio
 33967  389536      0      0  3     0x14280  nfsidl        nfsio
 53359  499324      0      0  3     0x14280  nfsidl        nfsio
 59061   29420      0      0  3     0x14280  nfsidl        nfsio
 33200  214969      0      0  3     0x14280  nfsidl        nfsio
 20957  302096      0      0  3     0x14280  nfsidl        nfsio
 48811  470433      0      0  3     0x14280  nfsidl        nfsio
 91512  111117      0      0  3     0x14280  nfsidl        nfsio
 41121   88028      0      0  3     0x14280  nfsidl        nfsio
 54014  223059      0      0  3     0x14280  nfsidl        nfsio
 59795  481918      0      0  3     0x14280  nfsidl        nfsio
 25812  190519      0      0  3     0x14280  nfsidl        nfsio
 39604  182519      0      0  3     0x14280  nfsidl        nfsio
 43058  219573      0      0  3     0x14280  nfsidl        nfsio
 51892   71133      0      0  3     0x14280  nfsidl        nfsio
 60234  248692      0      0  3     0x14280  nfsidl        nfsio
 39574   44892      0      0  3     0x14280  nfsidl        nfsio
 55413   42977  97836      0  3        0x82  wait          syz-executor
 67104   84158  97836      0  7         0x2                syz-executor
 70080  360162  97836      0  3        0x82  nanoslp       syz-executor
 24826  126899  97836      0  3        0x82  nanoslp       syz-executor
 55158  293102  97836      0  3        0x82  nanoslp       syz-executor
 30858  472615      0      0  3     0x14200  bored         sosplice
*49637  469215  97836      0  7         0x2                syz-executor
 71399   61754  97836      0  3        0x82  wait          syz-executor
 74378   12858  97836      0  2         0x2                syz-executor
 97836   66210  53685      0  3        0x82  kqread        syz-executor
 53685  230084   4680      0  3    0x10008a  sigsusp       ksh
  4680  373293  92993      0  3        0x98  kqread        sshd-session
 92993   54086  35567      0  3        0x92  kqread        sshd-session
 35567  492666      1      0  3        0x88  kqread        sshd
 80385  398272  85172     74  3   0x1100092  bpf           pflogd
 85172  325254      1      0  3        0x80  sbwait        pflogd
 12942  244880  52032     73  3   0x1100090  kqread        syslogd
 52032   66873      1      0  3    0x100082  sbwait        syslogd
 14501  272072      1      0  3    0x100080  kqread        resolvd
 57249  296627  61153     77  3    0x100092  kqread        dhcpleased
 63572  410412  61153     77  3    0x100092  kqread        dhcpleased
 61153  153544      1      0  3        0x80  kqread        dhcpleased
 57132  404553      0      0  3     0x14200  bored         smr
 48575  425031      0      0  2     0x14200                zerothread
 75105  205317      0      0  3     0x14200  aiodoned      aiodoned
 26508   55959      0      0  3     0x14200  syncer        update
 36602   40938      0      0  3     0x14200  cleaner       cleaner
 43188  267851      0      0  3     0x14200  reaper        reaper
 37976  171717      0      0  3     0x14200  pgdaemon      pagedaemon
 45775   13473      0      0  3     0x14200  bored         viomb
 71927  288480      0      0  3  0x40014200  acpi0         acpi0
  7561  491433      0      0  3  0x40014200                idle1
 86901  209442      0      0  3     0x14200  bored         softnet3
 27775  428364      0      0  3     0x14200  bored         softnet2
 55731  425304      0      0  3     0x14200  bored         softnet1
 32254  105338      0      0  3     0x14200  bored         softnet0
 91837  482148      0      0  3     0x14200  bored         systqmp
 79740  431391      0      0  3     0x14200  bored         systq
 32141  180415      0      0  3     0x14200  tmoslp        softclockmp
 91340  206337      0      0  3  0x40014200  tmoslp        softclock
 86375  228838      0      0  3  0x40014200                idle0
     1  345381      0      0  3        0x82  wait          init
     0       0     -1      0  3  0x10010200  scheduler     swapper
ddb{0}> show all locks
Process 31630 (syz-executor) thread 0xffff80003b8122c8 (31005)
Process 31630 (syz-executor) thread 0xffff80003b813c68 (452748)
Process 67104 (syz-executor) thread 0xffff80002a2979c0 (84158)
Process 49637 (syz-executor) thread 0xffff80002a297210 (469215)
Process 74378 (syz-executor) thread 0xffff80002a297c50 (12858)
ddb{0}> show malloc
           Type InUse  MemUse  HighUse   Limit  Requests Type Lim
         devbuf 10249  11122K   11357K 166960K     13562        0
            pcb    20     16K      18K 166960K       906        0
         rtable   214     20K      21K 166960K      1009        0
             pf    40     18K   67485K 166960K       288        0
         ifaddr    38      6K       9K 166960K       202        0
        ifgroup    67      2K       3K 166960K       338        0
         sysctl     4      1K       9K 166960K        31        0
       counters    74     37K      38K 166960K       572        0
       ioctlops     0      0K       4K 166960K      2264        0
            iov     0      0K      28K 166960K       206        0
          mount     1      1K       1K 166960K         1        0
            log     0      0K       0K 166960K         4        0
         vnodes  1484     93K      94K 166960K      3550        0
      UFS quota     1     32K      32K 166960K         1        0
      UFS mount     5     36K      36K 166960K         5        0
            shm     2      1K       9K 166960K        56        0
         VM map     2      1K       1K 166960K         2        0
            sem    12      0K       0K 166960K       272        0
        dirhash    15      2K       3K 166960K        87        0
           ACPI  1692    195K     286K 166960K     12470        0
      file desc    15     53K     110K 166960K      3337        0
          sigio     0      0K       0K 166960K       169        0
           proc    73     91K     128K 166960K      1199        0
        subproc    72      4K       4K 166960K       162        0
    NFS srvsock     1      0K       0K 166960K         1        0
     NFS daemon     1     16K      16K 166960K         1        0
    ip_moptions     0      0K       0K 166960K       415        0
       in_multi    66      4K       7K 166960K       306        0
    ether_multi     1      0K       0K 166960K        25        0
            mrt     1      0K       0K 166960K        21        0
    ISOFS mount     1     32K      32K 166960K         1        0
  MSDOSFS mount     1     16K      16K 166960K         1        0
           ttys   235   1049K    1049K 166960K       235        0
           exec     0      0K       1K 166960K       853        0
   fusefs mount     1     32K      32K 166960K         1        0
     pfkey data     0      0K       0K 166960K         6        0
            tdb     3      0K       0K 166960K         3        0
        VM swap     8     62K      64K 166960K        10        0
       UVM amap   241    162K     180K 166960K     32502        0
       UVM aobj   116      7K       7K 166960K       128        0
     pinsyscall    40     80K     104K 166960K      4770        0
        memdesc     1      4K       4K 166960K         1        0
    crypto data     1      1K       1K 166960K         1        0
    ip6_options     0      0K       0K 166960K       163        0
            NDP    15      0K       2K 166960K       151        0
           temp    82   8696K    8952K 166960K    156819        0
         kqueue    13     20K      33K 166960K       591        0
      SYN cache     2     10K      18K 166960K         3        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      565    0      562     9     8     1     5     0     8    0
rtentry    176      298    0      217     6     0     6     6     0     8    0
unpcb      144     2663    0     2641    30    26     4     6     0     8    3
syncache   336       17    0       17     7     7     0     1     0     8    0
tcpqe       32        3    0        3     2     2     0     1     0     8    0
tcpcb      736     1039    0     1032    26    21     5     7     0     8    4
arp        128       49    0       31     1     0     1     1     0     8    0
inpcb      328     4112    0     4097    61    56     5    12     0     8    1
nd6        144       61    0       41     1     0     1     1     0     8    0
pkpcb       40       32    0       32     9     8     1     1     0     8    1
kcovpl      48       18    0       10     1     0     1     1     0     8    0
mppekey    1024       2    0        2     2     2     0     1     0     8    0
ppxss      1192     217    0      217     7     6     1     1     0     8    1
pppxif     1504      15    0       15     8     7     1     1     0     8    1
pffrag     232       25    0       20     1     0     1     1     0   482    0
pffrnode    88       20    0       15     1     0     1     1     0     8    0
pffrent     40       54    0       49     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       1    0        0     1     0     1     1     0     8    0
pfanchor   1288       1    0        0     1     0     1     1     0     8    0
pftag       88        2    0        0     1     0     1     1     0     8    0
pfstitem    24      183    0      103     1     0     1     1     0     8    0
pfstkey    128      183    0      103     3     0     3     3     0     8    0
pfstate    384      183    0      103     9     1     8     8     0     8    0
pfrule     1344      28    0       20     2     1     1     2     0     8    0
rttmr      136        3    0        3     2     2     0     1     0     8    0
art_heap8  4096       3    0        0     3     0     3     3     0     8    0
art_heap4  256     1213    0      901    37    10    27    30     0     8    0
art_table   32     1216    0      901     4     0     4     4     0     8    0
art_node    16      281    0      211     1     0     1     1     0     8    0
sysvmsgpl   40        5    0        2     1     0     1     1     0     8    0
semapl     112      270    0      260     1     0     1     1     0     8    0
shmpl      112      125    0       12     4     0     4     4     0     8    0
dirhash    1024      69    0       50     3     0     3     3     0     8    0
dino2pl    256     7598    0     6081    96     0    96    96     0     8    0
ffsino     288     7598    0     6081   110     0   110   110     0     8    0
nchpl      144    12144    0    11574    65    38    27    65     0     8    0
rtmask      32       25    0       25    11    11     0     1     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   44239    0    44237     8     7     1     2     0     8    0
percpumem   16      301    0      249     1     0     1     1     0     8    0
kstatmem   264      228    0      192     7     4     3     3     0     8    0
acpiwqpl    32       35    0       35     1     0     1     1     1     8    1
scsiplug    72       18    0       18    10     9     1     1     0     8    1
scxspl     216    53384    0    53384    19    16     3     8     1     8    3
plimitpl   152      510    0      491     1     0     1     1     0     8    0
sigapl     424     3690    0     3621    12     2    10    10     0     8    0
knotepl    120      862    0        0    24     0    24    24     0     8    0
kqueuepl   224     1419    0     1410    24    19     5     5     0     8    4
pipepl     336      673    0      646    18    14     4     8     0     8    1
fdescpl    520     3613    0     3584     3     0     3     3     0     8    0
filepl     160    26667    0    26440    51    36    15    18     0     8    2
lockfpl    104     1287    0     1284     3     2     1     2     0     8    0
lockfspl    48      428    0      425     1     0     1     1     0     8    0
sessionpl  144       49    0       40     1     0     1     1     0     8    0
pgrppl      48      175    0      158     1     0     1     1     0     8    0
ucredpl    104     4097    0     4084     1     0     1     1     0     8    0
zombiepl   144     5007    0     5005     2     1     1     1     0     8    0
processpl  1240    3690    0     3621     7     0     7     7     0     8    0
procpl     656     9034    0     8958    10     2     8     8     0     8    0
srpgc       96       24    0       24     8     8     0     1     0     8    0
sosppl     168       16    0       16     9     9     0     1     0     8    0
sockpl     728     7456    0     7415   105    93    12    22     0     8    6
mcl64k     65536      9    0        0     2     0     2     2     0     8    0
mcl16k     16384      5    0        0     1     0     1     1     0     8    0
mcl12k     12288      6    0        0     1     0     1     1     0     8    0
mcl9k      9216       3    0        0     1     0     1     1     0     8    0
mcl8k      8192       9    0        0     2     0     2     2     0     8    0
mcl4k      4096     141    0        0    16     0    16    16     0     8    0
mcl2k2     2112       2    0        0     1     0     1     1     0     8    0
mcl2k      2048      46    0        0     4     0     4     4     0     8    0
mtagpl      96       16    0        0     1     0     1     1     0     8    0
mbufpl     256     1188    0        0    73     0    73    73     0     8    0
bufpl      280    17691    0    11548   441     2   439   440     0     8    0
anonpl      32    13368    0        0   108     0   108   108     0   246    0
amapchunkpl 152  109067    0   108489    77    45    32    37     0   158    5
amappl16   200     9478    0     9162    92    71    21    28     0     8    0
amappl15   192        5    0        5     4     4     0     1     0     8    0
amappl14   184      166    0      154     1     0     1     1     0     8    0
amappl13   176        2    0        2     2     2     0     1     0     8    0
amappl12   168     4443    0     4414     4     2     2     3     0     8    0
amappl11   160       48    0       34     1     0     1     1     0     8    0
amappl10   152        6    0        4     1     0     1     1     0     8    0
amappl9    144      252    0      251     2     1     1     1     0     8    0
amappl8    136       25    0       22     1     0     1     1     0     8    0
amappl7    128      166    0      153     1     0     1     1     0     8    0
amappl6    120      305    0      301     1     0     1     1     0     8    0
amappl5    112      177    0      167     1     0     1     1     0     8    0
amappl4    104      413    0      394     1     0     1     1     0     8    0
amappl3     96    22769    0    22666     5     1     4     4     0     8    0
amappl2     88      929    0      865     2     0     2     2     0     8    0
amappl1     80    25931    0    25334    15     0    15    15     0     8    0
amappl      88    30989    0    30821     5     0     5     5     0    92    0
dma4096    4096       1    0        1     1     1     0     1     0     8    0
dma2048    2048       1    0        1     1     1     0     1     0     8    0
dma1024    1024       2    0        1     1     0     1     1     0     8    0
dma512     512        1    0        1     1     1     0     1     0     8    0
dma256     256        7    0        7     2     2     0     1     0     8    0
dma128     128      259    0      259     7     6     1     1     0     8    1
dma64       64        8    0        8     3     2     1     1     0     8    1
dma32       32        7    0        7     1     1     0     1     0     8    0
dma16       16       20    0       19     1     0     1     1     0     8    0
aobjpl      72      127    0       12     3     0     3     3     0     8    0
uaddrrnd    24     3613    0     3584     1     0     1     1     0     8    0
uaddrbest   32        2    0        0     1     0     1     1     0     8    0
uaddr       24     3613    0     3584     1     0     1     1     0     8    0
vmmpekpl   168    29760    0    29692     4     0     4     4     0     8    0
vmmpepl    168   230957    0   228754   146    39   107   111     0   357    0
vmsppl     480     3612    0     3584     8     3     5     5     0     8    0
rwobjpl     72    63774    0    56508   136     2   134   134     0     8    0
pdppl      4096    7233    0     7168   148    77    71    85     0     8    6
pvpl        32    20909    0        0   169     1   168   168     0   265    0
pmappl     256     3612    0     3584     3     0     3     3     0     8    0
extentpl    40       45    0       27     1     0     1     1     0     8    0
phpool     112      565    0      143    13     0    13    13     0     8    0
ddb{0}> machine ddbcpu 0
Invalid cpu 0
ddb{0}> trace
db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438
panic(ffffffff833455e0) at panic+0x1e5 sys/kern/subr_prf.c:198
vgonel(fffffd806544f050,ffff80002a297210) at vgonel+0x681 sys/kern/vfs_subr.c:1217
vrecycle(fffffd806544f050,ffff80002a297210) at vrecycle+0x7c sys/kern/vfs_subr.c:1143
ufs_inactive(ffff80002a392b28) at ufs_inactive+0x360 sys/ufs/ufs/ufs_inode.c:107
VOP_INACTIVE(fffffd806544f050,ffff80002a297210) at VOP_INACTIVE+0x107 sys/kern/vfs_vops.c:498
vput(fffffd806544f050) at vput+0xe5 sys/kern/vfs_subr.c:796
VOP_REMOVE(fffffd807d25ccc0,fffffd806544f050,ffff80002a392ca8) at VOP_REMOVE+0x19d sys/kern/vfs_vops.c:336
dounlinkat(ffff80002a297210,ffffff9c,73c456ada220,0) at dounlinkat+0x177 sys/kern/vfs_syscalls.c:1900
syscall(ffff80002a392e20) at syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff80002a392e20) at syscall+0xb08 sys/arch/amd64/amd64/trap.c:579
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x73c456ada6d0, count: -11
ddb{0}> machine ddbcpu 1
Stopped at      x86_ipi_db+0x27:        addq    $0x8,%rsp
x86_ipi_db(ffff8000299ddff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:394
x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106
Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27
__sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x3d sys/dev/kcov.c:159
__mp_acquire_count(ffffffff83975ae8,1) at __mp_acquire_count+0x58 sys/kern/kern_lock.c:-1
pool_get(ffffffff839a1cb8,9) at pool_get+0x265 sys/kern/subr_pool.c:588
buf_get(fffffd80616d8bd0,0,4000) at buf_get+0x35e sys/kern/vfs_bio.c:-1
getblk(fffffd80616d8bd0,0,4000,0,ffffffffffffffff) at getblk+0x146 sys/kern/vfs_bio.c:-1
ffs2_balloc(fffffd805c620d88,0,200,fffffd80097fb618,1,ffff80002a31a4c0) at ffs2_balloc+0x8a1 sys/ufs/ffs/ffs_balloc.c:539
ufs_mkdir(ffff80002a31a540) at ufs_mkdir+0x458 sys/ufs/ufs/ufs_vnops.c:1153
VOP_MKDIR(fffffd805fd71cb8,ffff80002a31a6a0,ffff80002a31a6d0,ffff80002a31a5d0) at VOP_MKDIR+0x102 sys/kern/vfs_vops.c:394
domkdirat(ffff80002a2979c0,ffffff9c,7aa265adf0a0,1ff) at domkdirat+0x179 sys/kern/vfs_syscalls.c:3109
syscall(ffff80002a31a850) at syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff80002a31a850) at syscall+0xb08 sys/arch/amd64/amd64/trap.c:579
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7aa265adf140, count: 1
ddb{1}> trace
x86_ipi_db(ffff8000299ddff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:394
x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106
Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27
__sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x3d sys/dev/kcov.c:159
__mp_acquire_count(ffffffff83975ae8,1) at __mp_acquire_count+0x58 sys/kern/kern_lock.c:-1
pool_get(ffffffff839a1cb8,9) at pool_get+0x265 sys/kern/subr_pool.c:588
buf_get(fffffd80616d8bd0,0,4000) at buf_get+0x35e sys/kern/vfs_bio.c:-1
getblk(fffffd80616d8bd0,0,4000,0,ffffffffffffffff) at getblk+0x146 sys/kern/vfs_bio.c:-1
ffs2_balloc(fffffd805c620d88,0,200,fffffd80097fb618,1,ffff80002a31a4c0) at ffs2_balloc+0x8a1 sys/ufs/ffs/ffs_balloc.c:539
ufs_mkdir(ffff80002a31a540) at ufs_mkdir+0x458 sys/ufs/ufs/ufs_vnops.c:1153
VOP_MKDIR(fffffd805fd71cb8,ffff80002a31a6a0,ffff80002a31a6d0,ffff80002a31a5d0) at VOP_MKDIR+0x102 sys/kern/vfs_vops.c:394
domkdirat(ffff80002a2979c0,ffffff9c,7aa265adf0a0,1ff) at domkdirat+0x179 sys/kern/vfs_syscalls.c:3109
syscall(ffff80002a31a850) at syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff80002a31a850) at syscall+0xb08 sys/arch/amd64/amd64/trap.c:579
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7aa265adf140, count: -14

Crashes (141):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/06/17 04:22 openbsd 07840db5e139 cfebc887 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore panic: missing alias
2025/06/16 10:08 openbsd b38eaba60654 5f4b362d .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore panic: missing alias
2025/06/15 11:51 openbsd bbd997546352 5f4b362d .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main panic: missing alias
2025/06/13 14:28 openbsd 8ee63da89446 1f72c409 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main panic: missing alias
2025/06/13 12:42 openbsd 8ee63da89446 98683f8f .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore panic: missing alias
2025/06/11 10:50 openbsd 410743c62795 5d7e17ca .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore panic: missing alias
2025/06/09 20:51 openbsd 1ccd80029b5d 4826c28e .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore panic: missing alias
2025/06/09 16:29 openbsd 1ccd80029b5d 4826c28e .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore panic: missing alias
2025/06/09 07:12 openbsd 1d858eebbab4 4826c28e .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore panic: missing alias
2025/06/09 02:01 openbsd 1d858eebbab4 4826c28e .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore panic: missing alias
2025/06/08 15:56 openbsd 394c376d8c51 4826c28e .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore panic: missing alias
2025/06/08 14:45 openbsd 394c376d8c51 4826c28e .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore panic: missing alias
2025/06/07 12:48 openbsd fa628edb87f8 4826c28e .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore panic: missing alias
2025/06/05 14:52 openbsd c875838447ad 6b6b5f21 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore panic: missing alias
2025/06/05 03:43 openbsd 5f110e2425ec 6b6b5f21 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore panic: missing alias
2025/06/04 09:53 openbsd 98b1dda24a5c e565f08d .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore panic: missing alias
2025/06/04 00:58 openbsd 51e28e2b9751 a30356b7 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main panic: missing alias
2025/06/03 19:28 openbsd e4273848146a a30356b7 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore panic: missing alias
2025/06/03 15:54 openbsd e4273848146a a30356b7 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore panic: missing alias
2025/06/03 11:17 openbsd e4273848146a a30356b7 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main panic: missing alias
2025/06/02 15:25 openbsd 598f77e6a90c aaaaf5ea .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main panic: missing alias
2025/06/02 11:44 openbsd 598f77e6a90c aaaaf5ea .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore panic: missing alias
2025/06/02 09:55 openbsd 598f77e6a90c aaaaf5ea .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore panic: missing alias
2025/06/01 12:09 openbsd ae460101462c 3d2f584d .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main panic: missing alias
2025/05/31 09:48 openbsd a5ad0817f1ce 3d2f584d .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore panic: missing alias
2025/05/30 07:25 openbsd 0ce5489608ba 3d2f584d .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main panic: missing alias
2025/05/28 03:32 openbsd f55e6d8632c3 874a1386 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main panic: missing alias
2025/05/24 12:38 openbsd 8dcc83238d7a ed351ea7 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore panic: missing alias
2025/05/23 23:40 openbsd b59df0210ecf ed351ea7 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore panic: missing alias
2025/05/23 14:57 openbsd 3f82bc0a57fc f8cc0c83 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore panic: missing alias
2025/05/23 12:36 openbsd 3f82bc0a57fc f8cc0c83 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore panic: missing alias
2025/05/22 23:10 openbsd 896a7df4dc11 fa44301a .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore panic: missing alias
2025/05/22 18:54 openbsd ba45935f401b 0919b50b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore panic: missing alias
2025/05/21 11:25 openbsd b67b1feba291 dc5d3808 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore panic: missing alias
2025/05/21 07:48 openbsd 1363fb036962 b47f9e02 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore panic: missing alias
2025/05/21 06:12 openbsd 1363fb036962 b47f9e02 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore panic: missing alias
2025/05/21 03:03 openbsd 1363fb036962 b47f9e02 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore panic: missing alias
2025/05/20 21:55 openbsd 75dab2ae6040 b47f9e02 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore panic: missing alias
2025/05/19 08:35 openbsd 3094a09a1666 f41472b0 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore panic: missing alias
2025/05/19 00:57 openbsd 3094a09a1666 f41472b0 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore panic: missing alias
2025/05/18 14:26 openbsd 6decc3d5f4d6 f41472b0 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore panic: missing alias
2025/05/18 06:29 openbsd 8c9607973553 f41472b0 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore panic: missing alias
2025/05/18 02:33 openbsd 5d5504715671 f41472b0 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main panic: missing alias
2025/02/03 16:29 openbsd db5d28f093d6 a21a8419 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore panic: missing alias
* Struck through repros no longer work on HEAD.