syzbot


panic(ADDR) at panic+0x15c

Status: closed as dup on 2019/12/09 09:36
Reported-by: syzbot+867ac52c5b4f0db8e2b1@syzkaller.appspotmail.com
First crash: 1590d, last: 1442d
Duplicate of
Title Repro Cause bisect Fix bisect Count Last Reported
panic: m_copydata: null mbuf C 396 1440d 1627d
Similar bugs (1)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
openbsd panic(ADDR) at panic+0x15c (2) 25 1360d 1437d 0/3 closed as dup on 2020/05/07 11:46

Sample crash report:
panic(ffffffff821f90bc) at panic+0x15c sys/kern/subr_prf.c:207
pool_cache_get(ffffffff82676828) at pool_cache_get+0x323 pool_cache_item_magic_check sys/kern/subr_pool.c:1781 [inline]
pool_cache_get(ffffffff82676828) at pool_cache_get+0x323 sys/kern/subr_pool.c:1884
pool_get(ffffffff82676828,2) at pool_get+0x91 sys/kern/subr_pool.c:572
m_copym(fffffd806a4a8a00,3df4,5a0,2) at m_copym+0x174 m_get sys/kern/uipc_mbuf.c:250 [inline]
m_copym(fffffd806a4a8a00,3df4,5a0,2) at m_copym+0x174 sys/kern/uipc_mbuf.c:667
ip_fragment(fffffd806a4a8a00,ffff80000017b2a8,5b4) at ip_fragment+0x324
ip_output(fffffd806a4a8a00,0,fffffd806f6e3818,0,0,fffffd806f6e37a8) at ip_output+0xfd7 sys/netinet/ip_output.c:499
udp_output(fffffd806f6e37a8,fffffd806a4a8a00,0,0) at udp_output+0x5af sys/netinet/udp_usrreq.c:1008
sosend(fffffd80681d54c8,0,ffff800023189ae0,0,0,0) at sosend+0x671 sys/kern/uipc_socket.c:549
sendit(ffff800020e92eb8,6,ffff800023189bc0,0,ffff800023189ca0) at sendit+0x52b sys/kern/uipc_syscalls.c:657
sys_sendto(ffff800020e92eb8,ffff800023189c58,ffff800023189ca0) at sys_sendto+0x80 sys/kern/uipc_syscalls.c:522
syscall(ffff800023189d20) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline]
syscall(ffff800023189d20) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x6ae567ac690, 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{1}> 
ddb{1}> set $lines = 0
ddb{1}> set $maxwidth = 0
ddb{1}> show panic
pool_cache_item_magic_check: mbufpl cpu free list modified: item addr 0xfffffd806a24ec00+16 0x0!=0xe5a85c550011b427
ddb{1}> trace
db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398
panic(ffffffff821f90bc) at panic+0x15c sys/kern/subr_prf.c:207
pool_cache_get(ffffffff82676828) at pool_cache_get+0x323 pool_cache_item_magic_check sys/kern/subr_pool.c:1781 [inline]
pool_cache_get(ffffffff82676828) at pool_cache_get+0x323 sys/kern/subr_pool.c:1884
pool_get(ffffffff82676828,2) at pool_get+0x91 sys/kern/subr_pool.c:572
m_copym(fffffd806a4a8a00,3df4,5a0,2) at m_copym+0x174 m_get sys/kern/uipc_mbuf.c:250 [inline]
m_copym(fffffd806a4a8a00,3df4,5a0,2) at m_copym+0x174 sys/kern/uipc_mbuf.c:667
ip_fragment(fffffd806a4a8a00,ffff80000017b2a8,5b4) at ip_fragment+0x324
ip_output(fffffd806a4a8a00,0,fffffd806f6e3818,0,0,fffffd806f6e37a8) at ip_output+0xfd7 sys/netinet/ip_output.c:499
udp_output(fffffd806f6e37a8,fffffd806a4a8a00,0,0) at udp_output+0x5af sys/netinet/udp_usrreq.c:1008
sosend(fffffd80681d54c8,0,ffff800023189ae0,0,0,0) at sosend+0x671 sys/kern/uipc_socket.c:549
sendit(ffff800020e92eb8,6,ffff800023189bc0,0,ffff800023189ca0) at sendit+0x52b sys/kern/uipc_syscalls.c:657
sys_sendto(ffff800020e92eb8,ffff800023189c58,ffff800023189ca0) at sys_sendto+0x80 sys/kern/uipc_syscalls.c:522
syscall(ffff800023189d20) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline]
syscall(ffff800023189d20) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x6ae567ac690, count: -13
ddb{1}> show registers
rdi               0xffffffff81e5f3e7    db_enter+0x17
rsi                           0xa719    __ALIGN_SIZE+0x9719
rbp               0xffff8000231894f0
rbx               0xffff8000231895a0
rdx                           0xa71a    __ALIGN_SIZE+0x971a
rcx               0xffff800020f6c000
rax               0xffff800020f6c000
r8                0xffffffff8198b1df    kprintf+0x16f
r9                               0x1
r10                             0x25
r11               0xe7f0135ca12237c8
r12                     0x3000000008
r13               0xffff800023189500
r14                            0x100
r15                              0x1
rip               0xffffffff81e5f3e8    db_enter+0x18
cs                               0x8
rflags                         0x246
rsp               0xffff8000231894e0
ss                              0x10
db_enter+0x18:  addq    $0x8,%rsp
ddb{1}> show proc
PROC (syz-executor.0) pid=273973 stat=onproc
    flags process=0 proc=4000000<THREAD>
    pri=32, usrpri=60, nice=20
    forw=0xffffffffffffffff, list=0xffff800020e92288,0xffffffff8268f918
    process=0xffff800020e807c0 user=0xffff800023184000, vmspace=0xfffffd807f000170
    estcpu=10, cpticks=2, pctcpu=0.0
    user=0, sys=2, intr=0
ddb{1}> ps
   PID     TID   PPID    UID  S       FLAGS  WAIT          COMMAND
 48986  512468  17008      0  2           0                syz-executor.0
*48986  273973  17008      0  7   0x4000000                syz-executor.0
 97792  359383  23824      0  3        0x80  nanosleep     syz-executor.1
 97792  345139  23824      0  3   0x4000080  poll          syz-executor.1
 97792  522495  23824      0  3   0x4000080  fsleep        syz-executor.1
 97792  319096  23824      0  3   0x4000080  fsleep        syz-executor.1
 23824  330567  55875      0  3        0x82  nanosleep     syz-executor.1
 17008  226856  55875      0  3        0x82  nanosleep     syz-executor.0
 55875   27583  64176      0  7       0x482                syz-fuzzer
 55875   28245  64176      0  2   0x4000482                syz-fuzzer
 55875  288076  64176      0  3   0x4000082  thrsleep      syz-fuzzer
 55875  200045  64176      0  3   0x4000082  thrsleep      syz-fuzzer
 55875  201482  64176      0  3   0x4000082  thrsleep      syz-fuzzer
 55875  107080  64176      0  3   0x4000082  kqread        syz-fuzzer
 55875   45294  64176      0  3   0x4000082  thrsleep      syz-fuzzer
 55875    6968  64176      0  3   0x4000082  thrsleep      syz-fuzzer
 55875    1181  64176      0  3   0x4000082  thrsleep      syz-fuzzer
 55875   33230  64176      0  3   0x4000082  thrsleep      syz-fuzzer
 64176  168548  66499      0  3    0x10008a  pause         ksh
 66499  283478  47443      0  3        0x92  select        sshd
 23459  138100      1      0  3    0x100083  ttyin         getty
 47443  325284      1      0  3        0x80  select        sshd
 41807  480013  83744     74  3    0x100092  bpf           pflogd
 83744  245994      1      0  3        0x80  netio         pflogd
 61520  351956  28741     73  3    0x100090  kqread        syslogd
 28741   91241      1      0  3    0x100082  netio         syslogd
 73616   29033      1     77  3    0x100090  poll          dhclient
  1153  497934      1      0  3        0x80  poll          dhclient
 72852  188735      0      0  3     0x14200  bored         smr
  3896  438912      0      0  2     0x14200                zerothread
 33390   62552      0      0  3     0x14200  aiodoned      aiodoned
 20782  160774      0      0  3     0x14200  syncer        update
 28536  376878      0      0  3     0x14200  cleaner       cleaner
 14261  301482      0      0  3     0x14200  reaper        reaper
 40872  272383      0      0  3     0x14200  pgdaemon      pagedaemon
 30633  515201      0      0  3     0x14200  bored         crynlk
 91191  291031      0      0  3     0x14200  bored         crypto
 26352  154638      0      0  3  0x40014200  acpi0         acpi0
 78271  157376      0      0  3  0x40014200                idle1
 49437  427052      0      0  3     0x14200  bored         softnet
 64616  512550      0      0  3     0x14200  bored         systqmp
 41438  473970      0      0  3     0x14200  bored         systq
 32854  268877      0      0  3  0x40014200  bored         softclock
 65946  189007      0      0  3  0x40014200                idle0
     1   24232      0      0  3        0x82  wait          init
     0       0     -1      0  3     0x10200  scheduler     swapper
ddb{1}> show all locks
Process 48986 (syz-executor.0) thread 0xffff800020e92eb8 (273973)
exclusive rwlock netlock r = 0 (0xffffffff824fb708)
#0  witness_lock+0x4c7 stacktrace_save sys/sys/stacktrace.h:36 [inline]
#0  witness_lock+0x4c7 sys/kern/subr_witness.c:1164
#1  solock+0x5a sys/kern/uipc_socket2.c:282
#2  sosend+0x559 sys/kern/uipc_socket.c:537
#3  sendit+0x52b sys/kern/uipc_syscalls.c:657
#4  sys_sendto+0x80 sys/kern/uipc_syscalls.c:522
#5  syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline]
#5  syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570
#6  Xsyscall+0x128
ddb{1}> show malloc
           Type InUse  MemUse  HighUse   Limit  Requests Type Lim
         devbuf  9496   6533K    6592K  78643K     10612        0
            pcb    13      8K       8K  78643K        19        0
         rtable   102      3K       3K  78643K       224        0
         ifaddr    52     11K      11K  78643K        58        0
       counters    43     33K      33K  78643K        43        0
       ioctlops     0      0K       4K  78643K      1469        0
            iov     0      0K      12K  78643K         6        0
          mount     1      1K       1K  78643K         1        0
         vnodes  1221     77K      77K  78643K      1237        0
      UFS quota     1     32K      32K  78643K         1        0
      UFS mount     5     36K      36K  78643K         5        0
            shm     2      1K       5K  78643K         3        0
         VM map     2      1K       1K  78643K         2        0
            sem     4      0K       0K  78643K         4        0
        dirhash    12      2K       2K  78643K        12        0
           ACPI  1809    196K     290K  78643K     12766        0
      file desc     6     17K      25K  78643K        53        0
           proc    59     63K      95K  78643K       440        0
        subproc    32      2K       2K  78643K        34        0
    NFS srvsock     1      0K       0K  78643K         1        0
     NFS daemon     1     16K      16K  78643K         1        0
       in_multi    29      1K       2K  78643K        39        0
    ether_multi     1      0K       0K  78643K         1        0
    ISOFS mount     1     32K      32K  78643K         1        0
  MSDOSFS mount     1     16K      16K  78643K         1        0
           ttys    31    148K     148K  78643K        31        0
           exec     0      0K       1K  78643K       207        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   127     23K      23K  78643K      1086        0
       UVM aobj     4      2K       2K  78643K         4        0
        memdesc     1      4K       4K  78643K         1        0
    crypto data     1      1K       1K  78643K         1        0
            NDP     8      0K       0K  78643K        13        0
           temp    75   3036K    3100K  78643K      2060        0
         kqueue     4      5K      12K  78643K        16        0
      SYN cache     2     16K      16K  78643K         2        0
ddb{1}> show all pools
Name      Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle
arp         64        6    0        0     1     0     1     1     0     8    0
plcache    128       20    0        0     1     0     1     1     0     8    0
rtpcb       80       23    0       21     1     0     1     1     0     8    0
rtentry    112       49    0        8     2     0     2     2     0     8    0
unpcb      120       49    0       38     1     0     1     1     0     8    0
syncache   264        4    0        4     1     1     0     1     0     8    0
tcpqe       32      773    0      773     1     0     1     1     0     8    1
tcpcb      544       14    0       10     1     0     1     1     0     8    0
inpcb      280       50    0       42     1     0     1     1     0     8    0
nd6         48        7    0        3     1     0     1     1     0     8    0
pfosfp      40      846    0      423     5     0     5     5     0     8    0
pfosfpen   112     1428    0      714    21     0    21    21     0     8    0
pfstitem    24       13    0        0     1     0     1     1     0     8    0
pfstkey    112       13    0        0     1     0     1     1     0     8    0
pfstate    328       13    0        0     2     0     2     2     0     8    0
pfrule     1360      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      212    0       40    13     0    13    13     0     8    0
art_table   32      213    0       40     2     0     2     2     0     8    0
art_node    16       48    0       10     1     0     1     1     0     8    0
semupl     112        1    0        1     1     0     1     1     0     8    1
semapl     112        2    0        0     1     0     1     1     0     8    0
shmpl      112        2    0        0     1     0     1     1     0     8    0
dirhash    1024      17    0        0     3     0     3     3     0     8    0
dino2pl    256     1464    0       57    89     0    89    89     0     8    0
ffsino     272     1464    0       57    95     1    94    94     0     8    0
nchpl      144     1715    0      106    60     0    60    60     0     8    0
uvmvnodes   72     1517    0        0    28     0    28    28     0     8    0
vnodes     208     1517    0        0    80     0    80    80     0     8    0
namei      1024    4477    0     4477     2     1     1     1     0     8    1
percpumem   16       32    0        0     1     0     1     1     0     8    0
scxspl     192     4518    0     4518     8     1     7     7     0     8    7
plimitpl   152       15    0        7     1     0     1     1     0     8    0
sigapl     424      268    0      236     4     0     4     4     0     8    0
futexpl     56      467    0      465     1     0     1     1     0     8    0
knotepl    112       74    0       55     1     0     1     1     0     8    0
kqueuepl   144       23    0       19     1     0     1     1     0     8    0
pipelkpl    48       84    0       73     1     0     1     1     0     8    0
pipepl     120      168    0      148     1     0     1     1     0     8    0
fdescpl    496      253    0      236     3     0     3     3     0     8    0
filepl     152     1315    0     1208     6     1     5     5     0     8    0
lockfpl    104       14    0       13     1     0     1     1     0     8    0
lockfspl    48        6    0        5     1     0     1     1     0     8    0
sessionpl  112       18    0        7     1     0     1     1     0     8    0
pgrppl      48       18    0        7     1     0     1     1     0     8    0
ucredpl     96       59    0       50     1     0     1     1     0     8    0
zombiepl   144      236    0      236     2     1     1     1     0     8    1
processpl  984      268    0      236     6     1     5     5     0     8    1
procpl     624      315    0      270     4     0     4     4     0     8    0
sockpl     400      122    0      101     4     1     3     3     0     8    0
mcl64k     65536      4    0        0     1     0     1     1     0     8    0
mcl9k      9216       2    0        0     1     0     1     1     0     8    0
mcl8k      8192       1    0        0     1     0     1     1     0     8    0
mcl4k      4096       3    0        0     1     0     1     1     0     8    0
mcl2k2     2112       1    0        0     1     0     1     1     0     8    0
mcl2k      2048     204    0        0    25     0    25    25     0     8    0
mtagpl      80        2    0        0     1     0     1     1     0     8    0
mbufpl     256      242    0        0    15     0    15    15     0     8    0
bufpl      280     3320    0      132   228     0   228   228     0     8    0
anonpl      16    42178    0    23908    75     1    74    74     0   124    0
amapchunkpl 152    1081    0      921     7     0     7     7     0   158    0
amappl16   192     1178    0      183    50     0    50    50     0     8    0
amappl15   184       12    0        9     1     0     1     1     0     8    0
amappl14   176       28    0       23     1     0     1     1     0     8    0
amappl13   168       25    0       24     1     0     1     1     0     8    0
amappl12   160       36    0       28     1     0     1     1     0     8    0
amappl11   152       62    0       46     1     0     1     1     0     8    0
amappl10   144       17    0       12     1     0     1     1     0     8    0
amappl9    136      381    0      380     1     0     1     1     0     8    0
amappl8    128      349    0      313     2     0     2     2     0     8    0
amappl7    120      118    0      107     1     0     1     1     0     8    0
amappl6    112       25    0       22     1     0     1     1     0     8    0
amappl5    104      165    0      145     1     0     1     1     0     8    0
amappl4     96      485    0      458     1     0     1     1     0     8    0
amappl3     88      109    0      103     1     0     1     1     0     8    0
amappl2     80     1085    0     1004     2     0     2     2     0     8    0
amappl1     72    15560    0    15093    22    10    12    17     0     8    2
amappl      80      571    0      520     2     0     2     2     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        3    0        0     1     0     1     1     0     8    0
uaddrrnd    24      253    0      236     1     0     1     1     0     8    0
uaddrbest   32        2    0        0     1     0     1     1     0     8    0
uaddr       24      253    0      236     1     0     1     1     0     8    0
vmmpekpl   168     6033    0     6004     2     0     2     2     0     8    0
vmmpepl    168    38108    0    35834   115     7   108   108     0   357    9
vmsppl     368      252    0      236     2     0     2     2     0     8    0
pdppl      4096     514    0      472     6     0     6     6     0     8    0
pvpl        32   140739    0   118743   178     0   178   178     0   265    0
pmappl     232      252    0      236     2     0     2     2     0     8    1
extentpl    40       46    0       29     1     0     1     1     0     8    0
phpool     112      267    0        6     8     0     8     8     0     8    0
ddb{1}> machine ddbcpu 0
Stopped at      x86_ipi_db+0x1a:        addq    $0x8,%rsp
x86_ipi_db(ffffffff8247fff0) at x86_ipi_db+0x1a sys/arch/amd64/amd64/db_interface.c:352
x86_ipi_handler() at x86_ipi_handler+0xc6 sys/arch/amd64/amd64/ipi.c:106
Xresume_lapic_ipi() at Xresume_lapic_ipi+0x23
__mp_lock(ffffffff82679690) at __mp_lock+0x127 __mp_lock_spin sys/kern/kern_lock.c:116 [inline]
__mp_lock(ffffffff82679690) at __mp_lock+0x127 sys/kern/kern_lock.c:147
__mp_acquire_count(ffffffff82679690,1) at __mp_acquire_count+0x51 sys/kern/kern_lock.c:227
mi_switch() at mi_switch+0x392 sys/kern/sched_bsd.c:435
sleep_finish(ffff800020f13820,1) at sleep_finish+0x113 sys/kern/kern_synch.c:418
sleep_finish_all(ffff800020f13820,1) at sleep_finish_all+0x32 sleep_finish_timeout sys/kern/kern_synch.c:447 [inline]
sleep_finish_all(ffff800020f13820,1) at sleep_finish_all+0x32 sys/kern/kern_synch.c:393
tsleep(ffffffff8260dad8,120,ffffffff821ec95f,2) at tsleep+0x1cc sys/kern/kern_synch.c:155
sys_nanosleep(ffff800020ed0760,ffff800020f13950,ffff800020f139a0) at sys_nanosleep+0x205 sys/kern/kern_time.c:298
syscall(ffff800020f13a20) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline]
syscall(ffff800020f13a20) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7f7fffff71d8, count: 3
ddb{0}> trace
x86_ipi_db(ffffffff8247fff0) at x86_ipi_db+0x1a sys/arch/amd64/amd64/db_interface.c:352
x86_ipi_handler() at x86_ipi_handler+0xc6 sys/arch/amd64/amd64/ipi.c:106
Xresume_lapic_ipi() at Xresume_lapic_ipi+0x23
__mp_lock(ffffffff82679690) at __mp_lock+0x127 __mp_lock_spin sys/kern/kern_lock.c:116 [inline]
__mp_lock(ffffffff82679690) at __mp_lock+0x127 sys/kern/kern_lock.c:147
__mp_acquire_count(ffffffff82679690,1) at __mp_acquire_count+0x51 sys/kern/kern_lock.c:227
mi_switch() at mi_switch+0x392 sys/kern/sched_bsd.c:435
sleep_finish(ffff800020f13820,1) at sleep_finish+0x113 sys/kern/kern_synch.c:418
sleep_finish_all(ffff800020f13820,1) at sleep_finish_all+0x32 sleep_finish_timeout sys/kern/kern_synch.c:447 [inline]
sleep_finish_all(ffff800020f13820,1) at sleep_finish_all+0x32 sys/kern/kern_synch.c:393
tsleep(ffffffff8260dad8,120,ffffffff821ec95f,2) at tsleep+0x1cc sys/kern/kern_synch.c:155
sys_nanosleep(ffff800020ed0760,ffff800020f13950,ffff800020f139a0) at sys_nanosleep+0x205 sys/kern/kern_time.c:298
syscall(ffff800020f13a20) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline]
syscall(ffff800020f13a20) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7f7fffff71d8, count: -12
ddb{0}> machine ddbcpu 1
Stopped at      db_enter+0x18:  addq    $0x8,%rsp
db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398
panic(ffffffff821f90bc) at panic+0x15c sys/kern/subr_prf.c:207
pool_cache_get(ffffffff82676828) at pool_cache_get+0x323 pool_cache_item_magic_check sys/kern/subr_pool.c:1781 [inline]
pool_cache_get(ffffffff82676828) at pool_cache_get+0x323 sys/kern/subr_pool.c:1884
pool_get(ffffffff82676828,2) at pool_get+0x91 sys/kern/subr_pool.c:572
m_copym(fffffd806a4a8a00,3df4,5a0,2) at m_copym+0x174 m_get sys/kern/uipc_mbuf.c:250 [inline]
m_copym(fffffd806a4a8a00,3df4,5a0,2) at m_copym+0x174 sys/kern/uipc_mbuf.c:667
ip_fragment(fffffd806a4a8a00,ffff80000017b2a8,5b4) at ip_fragment+0x324
ip_output(fffffd806a4a8a00,0,fffffd806f6e3818,0,0,fffffd806f6e37a8) at ip_output+0xfd7 sys/netinet/ip_output.c:499
udp_output(fffffd806f6e37a8,fffffd806a4a8a00,0,0) at udp_output+0x5af sys/netinet/udp_usrreq.c:1008
sosend(fffffd80681d54c8,0,ffff800023189ae0,0,0,0) at sosend+0x671 sys/kern/uipc_socket.c:549
sendit(ffff800020e92eb8,6,ffff800023189bc0,0,ffff800023189ca0) at sendit+0x52b sys/kern/uipc_syscalls.c:657
sys_sendto(ffff800020e92eb8,ffff800023189c58,ffff800023189ca0) at sys_sendto+0x80 sys/kern/uipc_syscalls.c:522
syscall(ffff800023189d20) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline]
syscall(ffff800023189d20) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x6ae567ac690, count: 2
ddb{1}> trace
db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398
panic(ffffffff821f90bc) at panic+0x15c sys/kern/subr_prf.c:207
pool_cache_get(ffffffff82676828) at pool_cache_get+0x323 pool_cache_item_magic_check sys/kern/subr_pool.c:1781 [inline]
pool_cache_get(ffffffff82676828) at pool_cache_get+0x323 sys/kern/subr_pool.c:1884
pool_get(ffffffff82676828,2) at pool_get+0x91 sys/kern/subr_pool.c:572
m_copym(fffffd806a4a8a00,3df4,5a0,2) at m_copym+0x174 m_get sys/kern/uipc_mbuf.c:250 [inline]
m_copym(fffffd806a4a8a00,3df4,5a0,2) at m_copym+0x174 sys/kern/uipc_mbuf.c:667
ip_fragment(fffffd806a4a8a00,ffff80000017b2a8,5b4) at ip_fragment+0x324
ip_output(fffffd806a4a8a00,0,fffffd806f6e3818,0,0,fffffd806f6e37a8) at ip_output+0xfd7 sys/netinet/ip_output.c:499
udp_output(fffffd806f6e37a8,fffffd806a4a8a00,0,0) at udp_output+0x5af sys/netinet/udp_usrreq.c:1008
sosend(fffffd80681d54c8,0,ffff800023189ae0,0,0,0) at sosend+0x671 sys/kern/uipc_socket.c:549
sendit(ffff800020e92eb8,6,ffff800023189bc0,0,ffff800023189ca0) at sendit+0x52b sys/kern/uipc_syscalls.c:657
sys_sendto(ffff800020e92eb8,ffff800023189c58,ffff800023189ca0) at sys_sendto+0x80 sys/kern/uipc_syscalls.c:522
syscall(ffff800023189d20) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline]
syscall(ffff800023189d20) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x6ae567ac690, count: -13

Crashes (69):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2020/05/02 21:47 openbsd 60e65ff7501f 58da4c35 .config console log report ci-openbsd-multicore
2020/05/01 05:04 openbsd 9ebe8809227b 3698959a .config console log report ci-openbsd-multicore
2020/04/30 21:11 openbsd 69c4b8fe1a5c 3698959a .config console log report ci-openbsd-multicore
2020/04/28 08:31 openbsd f4138986c6c6 0ce7569e .config console log report ci-openbsd-main
2020/04/27 18:53 openbsd ff1dd4b7a603 0ce7569e .config console log report ci-openbsd-main
2020/04/21 13:29 openbsd 4f217ef055e2 98a9f9e6 .config console log report ci-openbsd-multicore
2020/04/15 09:13 openbsd a3caace38421 3f3c5574 .config console log report ci-openbsd-multicore
2020/04/09 08:00 openbsd c220f9cfaf99 a8c6a3f8 .config console log report ci-openbsd-multicore
2020/04/04 12:16 openbsd 1d562564f893 d9ed075d .config console log report ci-openbsd-main
2020/04/03 22:03 openbsd 3e4238e52ed7 ef26b610 .config console log report ci-openbsd-multicore
2020/04/01 15:23 openbsd 396ba1361698 a34e2c33 .config console log report ci-openbsd-multicore
2020/03/29 05:41 openbsd 4826a2353272 05736b29 .config console log report ci-openbsd-multicore
2020/03/26 16:07 openbsd b1fde1a1ce15 6d25c5a0 .config console log report ci-openbsd-multicore
2020/03/25 11:22 openbsd 123348b85e1e 41f049cc .config console log report ci-openbsd-multicore
2020/03/24 08:47 openbsd 8cc78d45870f 33e14df3 .config console log report ci-openbsd-multicore
2020/03/20 22:59 openbsd 4d59341431ea 2c31c529 .config console log report ci-openbsd-multicore
2020/03/19 03:16 openbsd 27a9da7eb1aa 2c31c529 .config console log report ci-openbsd-multicore
2020/03/18 23:29 openbsd 27a9da7eb1aa 2c31c529 .config console log report ci-openbsd-multicore
2020/03/18 05:09 openbsd e8bf146742fb 97bc55ce .config console log report ci-openbsd-main
2020/03/17 06:39 openbsd f1533240957e 749688d2 .config console log report ci-openbsd-multicore
2020/03/15 13:53 openbsd 4b9a5ba9326a 749688d2 .config console log report ci-openbsd-multicore
2020/03/13 04:30 openbsd 586de4b82c0e d850e9d0 .config console log report ci-openbsd-multicore
2020/03/12 10:59 openbsd 6047e92c8043 d850e9d0 .config console log report ci-openbsd-multicore
2020/03/09 19:36 openbsd 7928e20dd0ac 35f53e45 .config console log report ci-openbsd-multicore
2020/03/05 04:42 openbsd 094ed2c3de32 576fb9bc .config console log report ci-openbsd-multicore
2020/03/03 09:31 openbsd 23a32f86e8aa 350a7a26 .config console log report ci-openbsd-multicore
2020/03/03 08:06 openbsd 23a32f86e8aa 4a4e0509 .config console log report ci-openbsd-main
2020/03/02 21:01 openbsd 23a32f86e8aa 4a4e0509 .config console log report ci-openbsd-multicore
2020/02/28 23:29 openbsd b0694f62b628 c88c7b75 .config console log report ci-openbsd-multicore
2020/02/25 10:11 openbsd 4331a4ca76ac 59b57593 .config console log report ci-openbsd-multicore
2020/02/25 04:48 openbsd 4331a4ca76ac 59b57593 .config console log report ci-openbsd-multicore
2020/02/24 13:22 openbsd f6f21d91df96 1253d6f0 .config console log report ci-openbsd-multicore
2020/02/22 23:27 openbsd 6bdb2b35c680 2c36e7a7 .config console log report ci-openbsd-multicore
2020/02/20 15:43 openbsd b5c62e15268c 81230308 .config console log report ci-openbsd-multicore
2020/02/18 14:46 openbsd 774cd68c72db 012fbc32 .config console log report ci-openbsd-multicore
2020/02/16 19:10 openbsd 421bfb1f03de cf914200 .config console log report ci-openbsd-multicore
2020/02/08 15:02 openbsd 3a92740d5dea 06150bf1 .config console log report ci-openbsd-multicore
2020/02/08 05:58 openbsd 3a92740d5dea 06150bf1 .config console log report ci-openbsd-multicore
2020/02/08 01:54 openbsd 5185a7002a54 06150bf1 .config console log report ci-openbsd-multicore
2020/02/06 20:58 openbsd 2ee00db36bd4 5be3a391 .config console log report ci-openbsd-multicore
2020/02/04 03:15 openbsd c711e4838d5b 93e5e335 .config console log report ci-openbsd-main
2020/02/01 23:04 openbsd 18b9798e50be 2274ad39 .config console log report ci-openbsd-multicore
2020/02/01 10:49 openbsd 6addc4e93d6e 0eb59c27 .config console log report ci-openbsd-multicore
2020/01/31 14:04 openbsd 28ad18c97173 5ed23f9a .config console log report ci-openbsd-multicore
2020/01/29 14:05 openbsd 23b78d59dd06 c8e81ce4 .config console log report ci-openbsd-main
2020/01/27 14:51 openbsd 6faa1628bbe4 dd56146d .config console log report ci-openbsd-multicore
2020/01/26 08:44 openbsd f4b8a1e8f84b f4e7270e .config console log report ci-openbsd-multicore
2020/01/25 01:19 openbsd c4318b7540a1 2e95ab33 .config console log report ci-openbsd-multicore
2020/01/21 21:53 openbsd 674237b1330b 8eda0b95 .config console log report ci-openbsd-multicore
2020/01/12 09:55 openbsd 2194ba32eb07 4c04afaa .config console log report ci-openbsd-multicore
2020/01/11 17:21 openbsd 3c025a5e8658 4c04afaa .config console log report ci-openbsd-multicore
2020/01/11 11:59 openbsd a769387c40b6 4c04afaa .config console log report ci-openbsd-multicore
2020/01/09 13:33 openbsd caf70d67be30 ddc3e859 .config console log report ci-openbsd-main
2019/12/31 13:20 openbsd 44bcf650e904 7f117e28 .config console log report ci-openbsd-multicore
2019/12/30 12:59 openbsd 05e5c69149cd af6b8ef8 .config console log report ci-openbsd-main
2019/12/26 12:45 openbsd 4b157101db52 be5c2c81 .config console log report ci-openbsd-multicore
2019/12/24 19:20 openbsd f4da578464d0 be5c2c81 .config console log report ci-openbsd-multicore
2019/12/24 15:50 openbsd f4da578464d0 be5c2c81 .config console log report ci-openbsd-multicore
2019/12/21 23:27 openbsd b7d4deb4af01 34011c05 .config console log report ci-openbsd-multicore
2019/12/21 09:24 openbsd c546434136a2 34011c05 .config console log report ci-openbsd-multicore
2019/12/21 00:34 openbsd ec98652b2d58 34011c05 .config console log report ci-openbsd-multicore
2019/12/19 17:42 openbsd aff390a7af92 36650b4b .config console log report ci-openbsd-multicore
2019/12/15 01:25 openbsd e749f6f89611 eef6e580 .config console log report ci-openbsd-multicore
2019/12/13 21:21 openbsd e749f6f89611 a5c1ab05 .config console log report ci-openbsd-multicore
2019/12/12 23:43 openbsd bf9d8b16cdf0 08003f64 .config console log report ci-openbsd-setuid
2019/12/07 02:01 openbsd dc534cd0f128 85f26751 .config console log report ci-openbsd-multicore
2019/12/06 12:52 openbsd 45d8925ef193 ba97c611 .config console log report ci-openbsd-multicore
* Struck through repros no longer work on HEAD.