syzbot


assert "ifp != NULL" failed in if_ether.c (3)

Status: auto-closed as invalid on 2020/11/10 23:30
Reported-by: syzbot+d65483b76c1f6bbbdeca@syzkaller.appspotmail.com
First crash: 1379d, last: 1374d
Similar bugs (4)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
openbsd assert "ifp != NULL" failed in if_ether.c (2) 1 1568d 1568d 0/3 auto-closed as invalid on 2020/05/01 00:10
openbsd assert "ifp != NULL" failed in if_ether.c (5) 181 159d 553d 0/3 auto-obsoleted due to no activity on 2024/01/30 04:10
openbsd assert "ifp != NULL" failed in if_ether.c 208 1655d 1709d 0/3 auto-closed as invalid on 2020/01/05 03:09
openbsd assert "ifp != NULL" failed in if_ether.c (4) 2 848d 892d 0/3 auto-closed as invalid on 2022/04/21 04:41

Sample crash report:
panic: kernel diagnostic assertion "ifp != NULL" failed: file "/syzkaller/managers/multicore/kernel/sys/netinet/if_ether.c", line 718
Stopped at      db_enter+0x18:  addq    $0x8,%rsp
    TID    PID    UID     PRFLAGS     PFLAGS  CPU  COMMAND
 241486  43043      0         0x2      0x480    1  syz-executor.1
* 68870  37681      0     0x14000 0x40000200    0K softclock
db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398
panic(ffffffff823bfea9) at panic+0x15e sys/kern/subr_prf.c:218
__assert(ffffffff8242eaed,ffffffff8242b5ea,2ce,ffffffff823965c0) at __assert+0x2b sys/kern/subr_prf.c:162
arptfree(fffffd806f32fa10) at arptfree+0x10d sys/netinet/if_ether.c:718
arptimer(ffffffff8282bca8) at arptimer+0x80 sys/netinet/if_ether.c:120
timeout_run(ffffffff8282bca8) at timeout_run+0xcc sys/kern/kern_timeout.c:482
softclock_thread(ffff800020d99638) at softclock_thread+0x124 sys/kern/kern_timeout.c:580
end trace frame: 0x0, count: 8
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
kernel diagnostic assertion "ifp != NULL" failed: file "/syzkaller/managers/multicore/kernel/sys/netinet/if_ether.c", line 718
ddb{0}> trace
db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398
panic(ffffffff823bfea9) at panic+0x15e sys/kern/subr_prf.c:218
__assert(ffffffff8242eaed,ffffffff8242b5ea,2ce,ffffffff823965c0) at __assert+0x2b sys/kern/subr_prf.c:162
arptfree(fffffd806f32fa10) at arptfree+0x10d sys/netinet/if_ether.c:718
arptimer(ffffffff8282bca8) at arptimer+0x80 sys/netinet/if_ether.c:120
timeout_run(ffffffff8282bca8) at timeout_run+0xcc sys/kern/kern_timeout.c:482
softclock_thread(ffff800020d99638) at softclock_thread+0x124 sys/kern/kern_timeout.c:580
end trace frame: 0x0, count: -7
ddb{0}> show registers
rdi                                0
rsi                              0x1
rbp               0xffff800020da73f0
rbx               0xffff800020da7400
rdx                             0x8b
rcx                              0x2
rax                              0x1
r8                0xffff800020da73b0
r9                0xffffffff811082e6    kprintf+0x146
r10                              0x1
r11               0x5c76b4788e74ec9f
r12                     0x3000000008
r13               0xffff800020da74a0
r14                            0x100
r15                              0x1
rip               0xffffffff822eb378    db_enter+0x18
cs                               0x8
rflags                         0x246
rsp               0xffff800020da73e0
ss                              0x10
db_enter+0x18:  addq    $0x8,%rsp
ddb{0}> show proc
PROC (softclock) pid=68870 stat=onproc
    flags process=14000<NOZOMBIE,SYSTEM> proc=40000200<SYSTEM,CPUPEG>
    pri=0, usrpri=50, nice=20
    forw=0xffffffffffffffff, list=0xffff800020d998b0,0xffff800020d993d0
    process=0xffff800020d9b3b0 user=0xffff800020da2000, vmspace=0xffffffff828e4d40
    estcpu=0, cpticks=1, pctcpu=0.0
    user=0, sys=1, intr=0
ddb{0}> ps
   PID     TID   PPID    UID  S       FLAGS  WAIT          COMMAND
 43043  241486  33634      0  7       0x482                syz-executor.1
 20913  274896      1      0  3    0x100083  ttyin         getty
 97330  365880  33634      0  3        0x82  piperd        syz-executor.0
 61503  165135      0      0  3     0x14280  nfsidl        nfsio
 97699   79310      0      0  3     0x14280  nfsidl        nfsio
 30406   28906      0      0  3     0x14280  nfsidl        nfsio
  2488  493180      0      0  3     0x14280  nfsidl        nfsio
 20678  296205      0      0  3     0x14280  nfsidl        nfsio
 66821  467777      0      0  3     0x14280  nfsidl        nfsio
  2497  510946      0      0  3     0x14280  nfsidl        nfsio
  5139   84181      0      0  3     0x14280  nfsidl        nfsio
 65023  518991      0      0  3     0x14280  nfsidl        nfsio
 26382  252973      0      0  3     0x14280  nfsidl        nfsio
 17216  346201      0      0  3     0x14280  nfsidl        nfsio
 34643   40493      0      0  3     0x14280  nfsidl        nfsio
 41744    7630      0      0  3     0x14280  nfsidl        nfsio
 29639   64009      0      0  3     0x14280  nfsidl        nfsio
 73946  148156      0      0  3     0x14280  nfsidl        nfsio
 42598  173442      0      0  3     0x14280  nfsidl        nfsio
 27299  477188      0      0  3     0x14280  nfsidl        nfsio
 99418  478504      0      0  3     0x14280  nfsidl        nfsio
 29751   48658      0      0  3     0x14280  nfsidl        nfsio
 58262  460115      0      0  3     0x14280  nfsidl        nfsio
 93829  510414      0      0  3     0x14200  bored         sosplice
 33634  218719  41020      0  3        0x82  thrsleep      syz-fuzzer
 33634   35604  41020      0  3   0x4000082  thrsleep      syz-fuzzer
 33634  510778  41020      0  3   0x4000082  thrsleep      syz-fuzzer
 33634  131483  41020      0  3   0x4000082  kqread        syz-fuzzer
 33634   57988  41020      0  3   0x4000082  thrsleep      syz-fuzzer
 33634  218040  41020      0  3   0x4000082  thrsleep      syz-fuzzer
 33634   45778  41020      0  3   0x4000082  thrsleep      syz-fuzzer
 33634  408238  41020      0  3   0x4000082  thrsleep      syz-fuzzer
 41020  145549  55809      0  3    0x10008a  pause         ksh
 55809  406642  85348      0  3        0x92  select        sshd
 85348  437198      1      0  3        0x80  select        sshd
 84380  312636   5406     74  3    0x100092  bpf           pflogd
  5406  255822      1      0  3        0x80  netio         pflogd
 36901  379335  22908     73  3    0x100090  kqread        syslogd
 22908  438969      1      0  3    0x100082  netio         syslogd
 39868  140252      1     77  3    0x100090  poll          dhclient
 74978  131842      1      0  3        0x80  poll          dhclient
 83738  236312      0      0  3     0x14200  bored         smr
  6806  229012      0      0  3     0x14200  pgzero        zerothread
 20792  224363      0      0  3     0x14200  aiodoned      aiodoned
 74743  164909      0      0  3     0x14200  syncer        update
  3398    3789      0      0  3     0x14200  cleaner       cleaner
 76202   48317      0      0  3     0x14200  reaper        reaper
 90922  323296      0      0  3     0x14200  pgdaemon      pagedaemon
 98097  234274      0      0  3     0x14200  bored         crynlk
 28255   52822      0      0  3     0x14200  bored         crypto
 44587  239775      0      0  3  0x40014200  acpi0         acpi0
 24936  105563      0      0  3  0x40014200                idle1
 25522  499744      0      0  3     0x14200  bored         softnet
 54482  443976      0      0  3     0x14200  bored         systqmp
 48837  397433      0      0  3     0x14200  bored         systq
*37681   68870      0      0  7  0x40014200                softclock
 78334  517091      0      0  3  0x40014200                idle0
     1  286577      0      0  3        0x82  wait          init
     0       0     -1      0  3     0x10200  scheduler     swapper
ddb{0}> show all locks
Process 37681 (softclock) thread 0xffff800020d99638 (68870)
exclusive rwlock netlock r = 0 (0xffffffff826d6a30)
#0  witness_lock+0x4b0 stacktrace_save sys/sys/stacktrace.h:36 [inline]
#0  witness_lock+0x4b0 sys/kern/subr_witness.c:1164
#1  arptimer+0x22 sys/netinet/if_ether.c:119
#2  timeout_run+0xcc sys/kern/kern_timeout.c:482
#3  softclock_thread+0x124 sys/kern/kern_timeout.c:580
#4  proc_trampoline+0x1c
shared rwlock timeout r = 0 (0xffffffff826aadb0)
#0  witness_lock+0x4b0 stacktrace_save sys/sys/stacktrace.h:36 [inline]
#0  witness_lock+0x4b0 sys/kern/subr_witness.c:1164
#1  timeout_run+0xb3 sys/kern/kern_timeout.c:477
#2  softclock_thread+0x124 sys/kern/kern_timeout.c:580
#3  proc_trampoline+0x1c
exclusive kernel_lock &kernel_lock r = 0 (0xffffffff82885db0)
#0  witness_lock+0x4b0 stacktrace_save sys/sys/stacktrace.h:36 [inline]
#0  witness_lock+0x4b0 sys/kern/subr_witness.c:1164
#1  __mp_acquire_count+0x4c sys/kern/kern_lock.c:227
#2  mi_switch+0x390 sys/kern/sched_bsd.c:435
#3  sleep_finish+0x111 sys/kern/kern_synch.c:418
#4  softclock_thread+0xd6 sys/kern/kern_timeout.c:575
#5  proc_trampoline+0x1c
ddb{0}> show malloc
           Type InUse  MemUse  HighUse   Limit  Requests Type Lim
         devbuf  9556   6516K    8389K  78643K    166694        0
            pcb    13      8K       8K  78643K       486        0
         rtable   100      4K      11K  78643K      1387        0
         ifaddr    86     17K      20K  78643K       590        0
         sysctl     2      0K       1K  78643K       588        0
       counters    43     33K      34K  78643K       219        0
       ioctlops     0      0K       4K  78643K      7155        0
            iov     0      0K      16K  78643K      1242        0
          mount     1      1K       1K  78643K         1        0
         vnodes  1227     77K      77K  78643K     54327        0
      UFS quota     1     32K      32K  78643K         1        0
      UFS mount     5     36K      36K  78643K         5        0
            shm     2      1K       9K  78643K       146        0
         VM map     2      1K       1K  78643K         2        0
            sem    12      0K       0K  78643K       827        0
        dirhash    12      2K       2K  78643K        12        0
           ACPI  1824    197K     290K  78643K     13058        0
      file desc     5     13K      25K  78643K     83260        0
          sigio     0      0K       0K  78643K        63        0
           proc    67     63K      95K  78643K      1246        0
        subproc    32      2K       2K  78643K       136        0
    NFS srvsock     1      0K       0K  78643K         1        0
     NFS daemon     1     16K      16K  78643K         1        0
    ip_moptions     0      0K       0K  78643K       539        0
       in_multi    35      2K       2K  78643K       446        0
    ether_multi     1      0K       0K  78643K       121        0
            mrt     0      0K       0K  78643K        35        0
    ISOFS mount     1     32K      32K  78643K         1        0
  MSDOSFS mount     1     16K      16K  78643K         1        0
           ttys    73    334K     334K  78643K        73        0
           exec     0      0K       2K  78643K       833        0
        pagedep     1      8K       8K  78643K         1        0
       inodedep     1     32K      32K  78643K         1        0
         newblk     1      0K       0K  78643K         1        0
        VM swap     7     26K      26K  78643K         7        0
       UVM amap   381    321K     321K  78643K    185551        0
       UVM aobj   131      9K       9K  78643K       142        0
        memdesc     1      4K       4K  78643K         1        0
    crypto data     1      1K       1K  78643K         1        0
    ip6_options     0      0K       1K  78643K       598        0
            NDP    15      0K       0K  78643K       120        0
           temp   143   3963K    4040K  78643K    255298        0
         kqueue     3      4K      22K  78643K      9033        0
      SYN cache     2     16K      16K  78643K         2        0
ddb{0}> show all pools
Name      Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle
arp         64       31    0       23     1     0     1     1     0     8    0
plcache    128       20    0        0     1     0     1     1     0     8    0
rtpcb       88      328    0      326     1     0     1     1     0     8    0
rtentry    112      193    0      155     2     0     2     2     0     8    0
unpcb      120     6869    0     6856     2     1     1     2     0     8    0
syncache   272       38    0       38     8     8     0     1     0     8    0
tcpqe       32      117    0      117    11    11     0     1     0     8    0
tcpcb      592     3873    0     3869    52    51     1     5     0     8    0
inpcb      296     9693    0     9686    10     9     1     3     0     8    0
rttmr       72        6    0        6     1     1     0     1     0     8    0
nd6         48       26    0       20     1     0     1     1     0     8    0
pkpcb       40       37    0       37     6     6     0     1     0     8    0
kcovpl      48        8    0        6     1     0     1     1     0     8    0
swfcl       56        2    0        0     1     0     1     1     0     8    0
ppxss      1136      29    0       29     7     7     0     1     0     8    0
pfstscr     40       58    0       58     2     2     0     1     0     8    0
pffrag     232       21    0       21     4     4     0     1     0   482    0
pffrnode    88       21    0       21     4     4     0     1     0     8    0
pffrent     40      601    0      601     4     4     0     1     0     8    0
pfosfp      40      860    0      423     5     0     5     5     0     8    0
pfosfpen   112     1444    0      714    21     0    21    21     0     8    0
pfrktable  1344      50    0       50     5     5     0     2     0     8    0
pftag       88        5    0        3     2     1     1     1     0     8    0
pfqueue    264       11    0       10     1     0     1     1     0     8    0
pfstitem    24       87    0       85     1     0     1     1     0     8    0
pfstkey    112      156    0      154     2     1     1     2     0     8    0
pfstate    328      122    0      120     6     5     1     6     0     8    0
pfsrctr    152       31    0       31     4     4     0     1     0     8    0
pfrule     1360     135    0      134     5     4     1     4     0     8    0
art_heap8  4096       1    0        0     1     0     1     1     0     8    0
art_heap4  256      599    0      414    17     5    12    13     0     8    0
art_table   32      600    0      414     2     0     2     2     0     8    0
art_node    16      181    0      151     1     0     1     1     0     8    0
sysvmsgpl   40       32    0       10     1     0     1     1     0     8    0
semapl     112      825    0      815     1     0     1     1     0     8    0
shmpl      112      139    0       11     4     0     4     4     0     8    0
dirhash    1024      17    0        0     3     0     3     3     0     8    0
dino2pl    256    87908    0    86510    95     7    88    89     0     8    0
ffsino     272    87908    0    86510    95     0    95    95     0     8    0
nchpl      144   176642    0   175048    60     0    60    60     0     8    0
uvmvnodes   72     5926    0        0   108     0   108   108     0     8    0
vnodes     208     5926    0        0   312     0   312   312     0     8    0
namei      1024  433048    0   433048     4     3     1     1     0     8    1
percpumem   16      120    0       88     1     0     1     1     0     8    0
vcpupl     1984      22    0        0     3     0     3     3     0     8    0
vmpool     560       22    0        0     2     0     2     2     0     8    0
pfiaddrpl  120       38    0       38     1     1     0     1     0     8    0
scsiplug    72        4    0        4     1     1     0     1     0     8    0
scxspl     200   523693    0   523693    11    10     1     7     0     8    1
plimitpl   152      487    0      479     1     0     1     1     0     8    0
sigapl     424    83485    0    83433     8     2     6     7     0     8    0
futexpl     56   541014    0   541014     5     4     1     1     0     8    1
knotepl    112     5029    0     5009     3     2     1     2     0     8    0
kqueuepl   152    81572    0    81542    15    13     2     2     0     8    0
pipepl     304     8882    0     8870    13    11     2     2     0     8    0
fdescpl    496    83443    0    83427     3     0     3     3     0     8    0
filepl     152   284420    0   284313    10     5     5     7     0     8    0
lockfpl    104    13847    0    13845     1     0     1     1     0     8    0
lockfspl    48     5762    0     5760     1     0     1     1     0     8    0
sessionpl  120       25    0       14     1     0     1     1     0     8    0
pgrppl      48       88    0       77     1     0     1     1     0     8    0
ucredpl     96     5768    0     5758     1     0     1     1     0     8    0
zombiepl   144    83434    0    83433     3     2     1     1     0     8    0
processpl  1008   83485    0    83433     7     0     7     7     0     8    0
procpl     632   172373    0   172314     6     0     6     6     0     8    0
sosppl     144       54    0       54     8     8     0     1     0     8    0
sockpl     400    16953    0    16930    27    24     3     6     0     8    0
mcl64k     65536     25    0        0     3     0     3     3     0     8    0
mcl16k     16384     17    0        0     3     0     3     3     0     8    0
mcl12k     12288     33    0        0     2     0     2     2     0     8    0
mcl9k      9216      25    0        0     2     0     2     2     0     8    0
mcl8k      8192      33    0        0     4     1     3     3     0     8    0
mcl4k      4096      37    0        0     4     1     3     3     0     8    0
mcl2k2     2112      17    0        0     2     0     2     2     0     8    0
mcl2k      2048    1006    0        0    22     2    20    21     0     8    0
mtagpl      96      698    0        0    13     0    13    13     0     8    0
mbufpl     256     2147    0        0    79     0    79    79     0     8    0
bufpl      280    92405    0    86147   448     0   448   448     0     8    0
anonpl      16  5424507    0  5410069   153    94    59    67     0   124    0
amapchunkpl 152  264106    0   263785    23    10    13    15     0   158    0
amappl16   192   263699    0   263094   145   114    31    39     0     8    0
amappl15   184     2944    0     2944     3     3     0     1     0     8    0
amappl14   176       37    0       24     1     0     1     1     0     8    0
amappl13   168      288    0      286     1     0     1     1     0     8    0
amappl12   160       25    0       21     2     1     1     1     0     8    0
amappl11   152     1508    0     1492     1     0     1     1     0     8    0
amappl10   144    38353    0    38347     1     0     1     1     0     8    0
amappl9    136      235    0      234     1     0     1     1     0     8    0
amappl8    128      821    0      569     9     0     9     9     0     8    0
amappl7    120    38666    0    38657     1     0     1     1     0     8    0
amappl6    112     1602    0     1579     1     0     1     1     0     8    0
amappl5    104    85303    0    85288     1     0     1     1     0     8    0
amappl4     96     1185    0     1151     1     0     1     1     0     8    0
amappl3     88     1454    0     1447     1     0     1     1     0     8    0
amappl2     80   586495    0   586422     3     1     2     3     0     8    0
amappl1     72  2204052    0  2203566    25    15    10    19     0     8    0
amappl      80   172788    0   172688     3     0     3     3     0    84    0
dma4096    4096       1    0        1     1     1     0     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      64      141    0       11     3     0     3     3     0     8    0
uaddrrnd    24    83465    0    83427     1     0     1     1     0     8    0
uaddrbest   32        2    0        0     1     0     1     1     0     8    0
uaddr       24    83465    0    83427     1     0     1     1     0     8    0
vmmpekpl   168   371959    0   371912     3     0     3     3     0     8    0
vmmpepl    168 10109316    0 10107148   243   143   100   104     0   357    1
vmsppl     368    83464    0    83427     4     0     4     4     0     8    0
pdppl      4096  166937    0   166876    11     3     8     9     0     8    0
pvpl        32 18962341    0 18944461   455   308   147   165     0   265    0
pmappl     232    83464    0    83427     3     0     3     3     0     8    0
extentpl    40       53    0       36     1     0     1     1     0     8    0
phpool     112      387    0       60    10     0    10    10     0     8    0
ddb{0}> machine ddbcpu 0
Invalid cpu 0
ddb{0}> trace
db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398
panic(ffffffff823bfea9) at panic+0x15e sys/kern/subr_prf.c:218
__assert(ffffffff8242eaed,ffffffff8242b5ea,2ce,ffffffff823965c0) at __assert+0x2b sys/kern/subr_prf.c:162
arptfree(fffffd806f32fa10) at arptfree+0x10d sys/netinet/if_ether.c:718
arptimer(ffffffff8282bca8) at arptimer+0x80 sys/netinet/if_ether.c:120
timeout_run(ffffffff8282bca8) at timeout_run+0xcc sys/kern/kern_timeout.c:482
softclock_thread(ffff800020d99638) at softclock_thread+0x124 sys/kern/kern_timeout.c:580
end trace frame: 0x0, count: -7
ddb{0}> machine ddbcpu 1
Stopped at      x86_ipi_db+0x1a:        addq    $0x8,%rsp
x86_ipi_db(ffff800020d80ff0) at x86_ipi_db+0x1a sys/arch/amd64/amd64/db_interface.c:352
x86_ipi_handler() at x86_ipi_handler+0xb7 sys/arch/amd64/amd64/ipi.c:106
Xresume_lapic_ipi() at Xresume_lapic_ipi+0x23
__sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc
__mp_acquire_count(ffffffff82885ba8,1) at __mp_acquire_count+0x4c sys/kern/kern_lock.c:227
mi_switch() at mi_switch+0x390 sys/kern/sched_bsd.c:435
sleep_finish(ffff800021eee800,1) at sleep_finish+0x111 sys/kern/kern_synch.c:418
sleep_finish_all(ffff800021eee800,1) at sleep_finish_all+0x32 sleep_finish_timeout sys/kern/kern_synch.c:447 [inline]
sleep_finish_all(ffff800021eee800,1) at sleep_finish_all+0x32 sys/kern/kern_synch.c:393
tsleep(ffffffff8282c214,120,ffffffff823b5402,2) at tsleep+0x1c2 sys/kern/kern_synch.c:155
sys_nanosleep(ffff800021fc6ef8,ffff800021eee930,ffff800021eee980) at sys_nanosleep+0x1f5 sys/kern/kern_time.c:297
syscall(ffff800021eeea00) at syscall+0x4a1 mi_syscall sys/sys/syscall_mi.h:102 [inline]
syscall(ffff800021eeea00) at syscall+0x4a1 sys/arch/amd64/amd64/trap.c:570
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7f7ffffe3050, count: 3
ddb{1}> trace
x86_ipi_db(ffff800020d80ff0) at x86_ipi_db+0x1a sys/arch/amd64/amd64/db_interface.c:352
x86_ipi_handler() at x86_ipi_handler+0xb7 sys/arch/amd64/amd64/ipi.c:106
Xresume_lapic_ipi() at Xresume_lapic_ipi+0x23
__sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc
__mp_acquire_count(ffffffff82885ba8,1) at __mp_acquire_count+0x4c sys/kern/kern_lock.c:227
mi_switch() at mi_switch+0x390 sys/kern/sched_bsd.c:435
sleep_finish(ffff800021eee800,1) at sleep_finish+0x111 sys/kern/kern_synch.c:418
sleep_finish_all(ffff800021eee800,1) at sleep_finish_all+0x32 sleep_finish_timeout sys/kern/kern_synch.c:447 [inline]
sleep_finish_all(ffff800021eee800,1) at sleep_finish_all+0x32 sys/kern/kern_synch.c:393
tsleep(ffffffff8282c214,120,ffffffff823b5402,2) at tsleep+0x1c2 sys/kern/kern_synch.c:155
sys_nanosleep(ffff800021fc6ef8,ffff800021eee930,ffff800021eee980) at sys_nanosleep+0x1f5 sys/kern/kern_time.c:297
syscall(ffff800021eeea00) at syscall+0x4a1 mi_syscall sys/sys/syscall_mi.h:102 [inline]
syscall(ffff800021eeea00) at syscall+0x4a1 sys/arch/amd64/amd64/trap.c:570
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7f7ffffe3050, count: -12

Crashes (2):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2020/08/12 23:30 openbsd 8d5e87ecb9fb bc15f7db .config console log report ci-openbsd-multicore
2020/08/08 03:33 openbsd 42858fb0ce8a bb468f32 .config console log report ci-openbsd-main
* Struck through repros no longer work on HEAD.