syzbot


uvm_fault: igmp_leavegroup (4)

Status: upstream: reported on 2022/03/30 17:10
Reported-by: syzbot+cd5f3c8ec591c4c18c28@syzkaller.appspotmail.com
First crash: 307d, last: 4h54m
similar bugs (3):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
openbsd uvm_fault: igmp_leavegroup (3) 37 308d 400d 3/3 fixed on 2022/03/28 22:44
openbsd uvm_fault: igmp_leavegroup (2) 1 414d 414d 3/3 fixed on 2021/12/16 06:48
openbsd uvm_fault: igmp_leavegroup 1 1001d 1001d 0/3 auto-closed as invalid on 2020/08/03 03:01

Sample crash report:
uvm_fault(0xfffffd806b9899a0, 0x4, 0, 1) -> e
kernel: page fault trap, code=0
Stopped at      igmp_leavegroup+0xaf:   movl    0x4(%rax),%r12d
    TID    PID    UID     PRFLAGS     PFLAGS  CPU  COMMAND
igmp_leavegroup(ffff800000cead00,ffff8000006b6000) at igmp_leavegroup+0xaf sys/netinet/igmp.c:512
in_delmulti(ffff800000cead00) at in_delmulti+0xd4 sys/netinet/in.c:934
ip_freemoptions(ffff800000e56d20) at ip_freemoptions+0x4d sys/netinet/ip_output.c:1770
in_pcbdetach(fffffd80733c8ac0) at in_pcbdetach+0x93 sys/netinet/in_pcb.c:591
udp_detach(fffffd807153bcc0) at udp_detach+0x3b sys/netinet/udp_usrreq.c:1113
soclose(fffffd807153bcc0,0) at soclose+0x243 pru_detach sys/sys/protosw.h:281 [inline]
soclose(fffffd807153bcc0,0) at soclose+0x243 sys/kern/uipc_socket.c:389
soo_close(fffffd8067e8d5a8,ffff8000fffea2f0) at soo_close+0x40
fdrop(fffffd8067e8d5a8,ffff8000fffea2f0) at fdrop+0xc7 sys/kern/kern_descrip.c:1274
closef(fffffd8067e8d5a8,ffff8000fffea2f0) at closef+0x117 sys/kern/kern_descrip.c:1258
fdfree(ffff8000fffea2f0) at fdfree+0xe3 sys/kern/kern_descrip.c:1190
exit1(ffff8000fffea2f0,0,0,1) at exit1+0x35d sys/kern/kern_exit.c:196
sys_exit(ffff8000fffea2f0,ffff80002659e9f0,ffff80002659ea40) at sys_exit+0x16 sys/kern/kern_exit.c:89
syscall(ffff80002659eac0) at syscall+0x4e6 sys/arch/amd64/amd64/trap.c:626
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7f7ffffd6a50, count: 1
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> 
ddb> set $lines = 0
ddb> set $maxwidth = 0
ddb> show panic
*cpu0: uvm_fault(0xfffffd806b9899a0, 0x4, 0, 1) -> e
ddb> trace
igmp_leavegroup(ffff800000cead00,ffff8000006b6000) at igmp_leavegroup+0xaf sys/netinet/igmp.c:512
in_delmulti(ffff800000cead00) at in_delmulti+0xd4 sys/netinet/in.c:934
ip_freemoptions(ffff800000e56d20) at ip_freemoptions+0x4d sys/netinet/ip_output.c:1770
in_pcbdetach(fffffd80733c8ac0) at in_pcbdetach+0x93 sys/netinet/in_pcb.c:591
udp_detach(fffffd807153bcc0) at udp_detach+0x3b sys/netinet/udp_usrreq.c:1113
soclose(fffffd807153bcc0,0) at soclose+0x243 pru_detach sys/sys/protosw.h:281 [inline]
soclose(fffffd807153bcc0,0) at soclose+0x243 sys/kern/uipc_socket.c:389
soo_close(fffffd8067e8d5a8,ffff8000fffea2f0) at soo_close+0x40
fdrop(fffffd8067e8d5a8,ffff8000fffea2f0) at fdrop+0xc7 sys/kern/kern_descrip.c:1274
closef(fffffd8067e8d5a8,ffff8000fffea2f0) at closef+0x117 sys/kern/kern_descrip.c:1258
fdfree(ffff8000fffea2f0) at fdfree+0xe3 sys/kern/kern_descrip.c:1190
exit1(ffff8000fffea2f0,0,0,1) at exit1+0x35d sys/kern/kern_exit.c:196
sys_exit(ffff8000fffea2f0,ffff80002659e9f0,ffff80002659ea40) at sys_exit+0x16 sys/kern/kern_exit.c:89
syscall(ffff80002659eac0) at syscall+0x4e6 sys/arch/amd64/amd64/trap.c:626
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7f7ffffd6a50, count: -14
ddb> show registers
rdi                                0
rsi                                0
rbp               0xffff80002659e680
rbx                             0x86
rdx                                0
rcx                              0x1
rax                                0
r8                                 0
r9                                 0
r10               0xe60b344d2e599fe3
r11               0xef07c860d214dad2
r12                                0
r13                              0x3
r14               0xffff800000cead00
r15               0xffff8000006b6000
rip               0xffffffff812216cf    igmp_leavegroup+0xaf
cs                               0x8
rflags                       0x10246    __ALIGN_SIZE+0xf246
rsp               0xffff80002659e650
ss                              0x10
igmp_leavegroup+0xaf:   movl    0x4(%rax),%r12d
ddb> show proc
PROC (syz-executor.4) pid=421459 stat=onproc
    flags process=1008<EXITING,SINGLEEXIT> proc=2000<WEXIT>
    pri=32, usrpri=84, nice=20
    forw=0xffffffffffffffff, list=0xffff8000fffeadd0,0xffff8000216dd5f8
    process=0xffff8000ffff6010 user=0xffff800026599000, vmspace=0xfffffd806b9899a0
    estcpu=36, cpticks=2, pctcpu=0.0
    user=0, sys=1, intr=0
ddb> ps
   PID     TID   PPID    UID  S       FLAGS  WAIT          COMMAND
 64435  228350  41711      0  2           0                syz-executor.0
  9103  505020  52822      0  2           0                syz-executor.6
  9103   10837  52822      0  2   0x4000480                syz-executor.6
 94718  390079  56744      0  2       0x480                syz-executor.1
 94718  203575  56744      0  3   0x4000080  netio         syz-executor.1
 94718  280605  56744      0  3   0x4000080  fsleep        syz-executor.1
 84178  196078  45768      0  2         0x2                syz-executor.3
 96629  352434      0      0  3     0x14200  acct          acct
 91534   16742  45768      0  3        0x82  nanoslp       syz-executor.2
 56744  497188  45768      0  2       0x482                syz-executor.1
  7149  408622  45768      0  2       0x482                syz-executor.4
 41711  185109  45768      0  3        0x82  nanoslp       syz-executor.0
 52822  474687  45768      0  3        0x82  nanoslp       syz-executor.6
 97771   17021  45768      0  2         0x2                syz-executor.5
 79330  363065      1      0  3    0x100083  ttyin         getty
 14348  286986  45768      0  2       0x482                syz-executor.7
 87851   60841      0      0  3     0x14280  nfsidl        nfsio
 24713  280945      0      0  3     0x14280  nfsidl        nfsio
 34192  383192      0      0  3     0x14280  nfsidl        nfsio
 91402   82519      0      0  3     0x14280  nfsidl        nfsio
  7908   87426      0      0  3     0x14280  nfsidl        nfsio
 36222  404789      0      0  3     0x14280  nfsidl        nfsio
 10210  349092      0      0  3     0x14280  nfsidl        nfsio
 91136  239389      0      0  3     0x14280  nfsidl        nfsio
 90635  278677      0      0  3     0x14280  nfsidl        nfsio
 74368  503447      0      0  3     0x14280  nfsidl        nfsio
 71403  369246      0      0  3     0x14280  nfsidl        nfsio
 35647   45131      0      0  3     0x14280  nfsidl        nfsio
  2351  147091      0      0  3     0x14280  nfsidl        nfsio
 63010  401076      0      0  3     0x14280  nfsidl        nfsio
 91884  192887      0      0  3     0x14280  nfsidl        nfsio
 53868  469027      0      0  3     0x14280  nfsidl        nfsio
 92954  505295      0      0  3     0x14280  nfsidl        nfsio
 60638  192471      0      0  3     0x14280  nfsidl        nfsio
 62382  509912      0      0  3     0x14280  nfsidl        nfsio
 87171  249657      0      0  3     0x14280  nfsidl        nfsio
 52681  165112      0      0  3     0x14200  bored         sosplice
 45768  380532  24571      0  3        0x82  thrsleep      syz-fuzzer
 45768  187607  24571      0  3   0x4000082  nanoslp       syz-fuzzer
 45768  431205  24571      0  3   0x4000082  wait          syz-fuzzer
 45768  215269  24571      0  3   0x4000082  wait          syz-fuzzer
 45768  223101  24571      0  3   0x4000082  thrsleep      syz-fuzzer
 45768  309532  24571      0  3   0x4000082  kqread        syz-fuzzer
 45768  209964  24571      0  3   0x4000082  wait          syz-fuzzer
 45768  125347  24571      0  3   0x4000082  wait          syz-fuzzer
 45768  241929  24571      0  3   0x4000082  thrsleep      syz-fuzzer
 45768  133354  24571      0  3   0x4000082  wait          syz-fuzzer
 45768  126318  24571      0  3   0x4000082  wait          syz-fuzzer
 45768  427201  24571      0  3   0x4000082  wait          syz-fuzzer
 45768  479624  24571      0  3   0x4000082  thrsleep      syz-fuzzer
 45768  361355  24571      0  3   0x4000082  wait          syz-fuzzer
 24571  115708  29725      0  3    0x10008a  sigsusp       ksh
 29725   14728  33778      0  3        0x9a  kqread        sshd
 33778   88735      1      0  3        0x88  kqread        sshd
 72203  234764  42127     73  3   0x1100090  kqread        syslogd
 42127  517376      1      0  3    0x100082  netio         syslogd
 33131  479718      1      0  3    0x100080  kqread        resolvd
 79031  191297      0      0  3     0x14200  bored         smr
 66902  271970      0      0  2     0x14200                zerothread
 51600  278576      0      0  3     0x14200  aiodoned      aiodoned
 18625  338561      0      0  3     0x14200  syncer        update
 60079   80318      0      0  3     0x14200  cleaner       cleaner
 17785  167290      0      0  3     0x14200  reaper        reaper
 76858  404836      0      0  3     0x14200  pgdaemon      pagedaemon
  7179  370436      0      0  3     0x14200  bored         viomb
 45095  515847      0      0  3  0x40014200  acpi0         acpi0
 30771  345768      0      0  3     0x14200  bored         softnet
 85711  480246      0      0  3     0x14200  bored         softnet
 16942  141526      0      0  3     0x14200  bored         softnet
 30685   52897      0      0  3     0x14200  bored         softnet
  3563  220020      0      0  3     0x14200  bored         systqmp
 30141  131612      0      0  3     0x14200  bored         systq
 79272  476050      0      0  2  0x40014200                softclock
 89694  239309      0      0  3  0x40014200                idle0
     1  293624      0      0  3        0x82  wait          init
     0       0     -1      0  3     0x10200  scheduler     swapper
ddb> show all locks
No such command
ddb> show malloc
           Type InUse  MemUse  HighUse   Limit  Requests Type Lim
         devbuf 10219   6433K    6996K  78643K     20229        0
            pcb    14     22K      26K  78643K      2153        0
         rtable   242     17K      18K  78643K      3168        0
         ifaddr   102     27K      28K  78643K      1041        0
         sysctl     2      0K       2K  78643K        37        0
       counters    28     17K      17K  78643K       280        0
       ioctlops     0      0K       4K  78643K      1189        0
            iov     0      0K      32K  78643K      1894        0
          mount     1      1K       1K  78643K         1        0
            log     0      0K       0K  78643K         4        0
         vnodes  1576     99K      99K  78643K      7650        0
      UFS quota     1     32K      32K  78643K         1        0
      UFS mount     5     36K      36K  78643K         5        0
            shm     2      1K       5K  78643K        86        0
         VM map     2      0K       0K  78643K         2        0
            sem    19      2K       2K  78643K       253        0
        dirhash    12      2K       2K  78643K        12        0
           ACPI  1697    195K     286K  78643K     12548        0
      file desc    14     49K      81K  78643K     10410        0
          sigio     0      0K       0K  78643K       319        0
           proc    55     43K      83K  78643K      2344        0
        subproc   104      6K       6K  78643K       806        0
    NFS srvsock     1      0K       0K  78643K         1        0
     NFS daemon     1     16K      16K  78643K         1        0
    ip_moptions     2      0K       0K  78643K      9104        0
       in_multi   100      6K       7K  78643K      1719        0
    ether_multi     2      0K       0K  78643K        49        0
            mrt     2      0K       0K  78643K        55        0
    ISOFS mount     1     32K      32K  78643K         1        0
  MSDOSFS mount     1     16K      16K  78643K         1        0
           ttys   181    811K     811K  78643K       181        0
           exec     0      0K       1K  78643K      2151        0
     pfkey data     0      0K       0K  78643K        67        0
            tdb     3      0K       0K  78643K         3        0
        pagedep     1      8K       8K  78643K         1        0
       inodedep     1     32K      32K  78643K         1        0
         newblk     1      0K       0K  78643K         1        0
        VM swap     8     62K      64K  78643K        10        0
       UVM amap   313     93K     109K  78643K     67907        0
       UVM aobj   130      4K       4K  78643K       145        0
        memdesc     1      4K       4K  78643K         1        0
    crypto data     1      1K       1K  78643K         1        0
    ip6_options     0      0K       0K  78643K       487        0
            NDP    18      0K       2K  78643K       338        0
           temp   180   5771K    6798K  78643K    160492        0
         kqueue     6     10K      29K  78643K      1010        0
      SYN cache     2     16K      16K  78643K         2        0
ddb> show all pools
Name      Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle
rtpcb      120     1812    0     1811    24    22     2     3     0     8    1
rtentry    112      936    0      835     4     1     3     4     0     8    0
unpcb      144    11767    0    11761   109   101     8    10     0     8    7
syncache   296       79    0       79    20    19     1     1     0     8    1
tcpqe       32      395    0      395    18    17     1     2     0     8    1
tcpcb      776     5299    0     5291   126   119     7     8     0     8    6
arp         88      137    0      118     1     0     1     1     0     8    0
ipq         40       76    0       75     8     7     1     1     0     8    0
ipqe        40      162    0      161     8     7     1     1     0     8    0
inpcb      336    23864    0    23851   207   199     8    20     0     8    5
nd6         48      200    0      177     1     0     1     1     0     8    0
pkpcb       40       21    0       21     5     5     0     1     0     8    0
kcovpl      48       62    0       54     1     0     1     1     0     8    0
mppekey    1024      15    0       15     4     4     0     1     0     8    0
ppxss      1160     113    0      113    19    18     1     1     0     8    1
pppxif     1360      54    0       54    13    13     0     1     0     8    0
pfstscr     40       26    0       17     1     0     1     1     0     8    0
pfosfp      40        8    0        5     1     0     1     1     0     8    0
pfosfpen   112        8    0        2     1     0     1     1     0     8    0
pfanchor   1280     512  117        0    43     0    43    43     0     8    0
pfqueue    264        5    0        5     2     2     0     1     0     8    0
pfstitem    24       18    0        0     1     0     1     1     0     8    0
pfstkey    128       52    0       45     1     0     1     1     0     8    0
pfstate    352       26    0       17     1     0     1     1     0     8    0
rttmr      136       15    0       15     4     4     0     1     0     8    0
art_heap8  4096       2    0        0     2     0     2     2     0     8    0
art_heap4  256     3766    0     3293    56    25    31    32     0     8    0
art_table   32     3768    0     3293     5     0     5     5     0     8    0
art_node    16      863    0      773     1     0     1     1     0     8    0
sysvmsgpl   40        3    0        0     1     0     1     1     0     8    0
semupl     112        7    0        7     2     2     0     1     0     8    0
semapl     112      249    0      232     1     0     1     1     0     8    0
shmpl      112      142    0       15     4     0     4     4     0     8    0
dirhash    1024      17    0        0     3     0     3     3     0     8    0
dino2pl    256    14951    0    13490    92     0    92    92     0     8    0
ffsino     240    14951    0    13490    87     0    87    87     0     8    0
nchpl      144    28988    0    27352    63     0    63    63     0     8    0
rtmask      32        1    0        1     1     1     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  114313    0   114312     4     3     1     2     0     8    0
vmpool     664       28    0       28     7     6     1     1     0     8    1
kstatmem   264      412    0      380     7     4     3     3     0     8    0
scsiplug    72        6    0        6     2     2     0     1     0     8    0
scxspl     216    80257    0    80257    27    26     1     8     0     8    1
plimitpl   152     1672    0     1657     1     0     1     1     0     8    0
sigapl     424    10618    0    10556     8     0     8     8     0     8    0
futexpl     64   111852    0   111851     1     0     1     1     0     8    0
knotepl    120   215040    0   214976    87    80     7    16     0     8    3
kqueuepl   184     3923    0     3917    45    41     4     4     0     8    3
pipepl     288     9251    0     9221   154   143    11    14     0     8    7
fdescpl    432    10579    0    10557     5     2     3     4     0     8    0
filepl     120   106458    0   106228   175   158    17    25     0     8    6
lockfpl    104     4792    0     4791    10     9     1     2     0     8    0
lockfspl    48     1124    0     1123     1     0     1     1     0     8    0
sessionpl  144       84    0       69     1     0     1     1     0     8    0
pgrppl      48      178    0      163     1     0     1     1     0     8    0
ucredpl    104     8855    0     8848     1     0     1     1     0     8    0
zombiepl   144    10559    0    10556     1     0     1     1     0     8    0
processpl  1008   10618    0    10556    10     1     9     9     0     8    0
procpl     696    26581    0    26503    17     8     9    10     0     8    0
sosppl     168      136    0      135    15    14     1     1     0     8    0
sockpl     456    37646    0    37629   792   780    12    36     0     8    8
mcl64k     65536    450    0      450    20    19     1     1     0     8    1
mcl16k     16384    187    0      187    31    30     1     1     0     8    1
mcl12k     12288    401    0      401    24    23     1     1     0     8    1
mcl9k      9216     163    0      163    27    26     1     1     0     8    1
mcl8k      8192     669    0      669    16    15     1     1     0     8    1
mcl4k      4096    1290    0     1290     9     8     1     1     0     8    1
mcl2k2     2112      73    0       73    27    27     0     1     0     8    0
mcl2k      2048   98181    0    98134    69    61     8    30     0     8    1
mtagpl      96      763    0      763    16    16     0    11     0     8    0
mbufpl     256   310818    0   310697  1528  1509    19   558     0     8    8
bufpl      288    19282    0    12885   458     0   458   458     0     8    0
anonpl      24  2039068    0  2021614   208    89   119   133     0   188    1
amapchunkpl 152  203228    0   202573   107    78    29    41     0   158    0
amappl16   200    18999    0    18381    98    62    36    47     0     8    0
amappl15   192       81    0       79     1     0     1     1     0     8    0
amappl14   184      380    0      369     2     0     2     2     0     8    0
amappl13   176        7    0        7     2     2     0     1     0     8    0
amappl12   168     1066    0     1060     1     0     1     1     0     8    0
amappl11   160       44    0       40     1     0     1     1     0     8    0
amappl10   152       96    0       85     1     0     1     1     0     8    0
amappl9    144      989    0      986     1     0     1     1     0     8    0
amappl8    136      613    0      513     4     0     4     4     0     8    0
amappl7    128      268    0      247     2     1     1     2     0     8    0
amappl6    120      462    0      443     1     0     1     1     0     8    0
amappl5    112      450    0      447     1     0     1     1     0     8    0
amappl4    104     1157    0     1132     2     0     2     2     0     8    0
amappl3     96    29661    0    29624     2     0     2     2     0     8    0
amappl2     88    11615    0    11563     3     1     2     3     0     8    0
amappl1     80   238625    0   238081    22     7    15    22     0     8    0
amappl      88    66721    0    66559     5     0     5     5     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      144    0       15     3     0     3     3     0     8    0
uaddrrnd    24    10607    0    10585     1     0     1     1     0     8    0
uaddrbest   32        2    0        0     1     0     1     1     0     8    0
uaddr       24    10607    0    10585     1     0     1     1     0     8    0
vmmpekpl   168   107504    0   107446     4     1     3     4     0     8    0
vmmpepl    168   982091    0   979751   339   209   130   159     0   357    8
vmsppl     272    10606    0    10585     4     2     2     3     0     8    0
rwobjpl     24   253733    0   246130    49     1    48    49     0     8    0
pdppl      4096   21220    0    21170   646   588    58    72     0     8    8
pvpl        32  3971311    0  3949305   403   201   202   253     0   265    4
pmappl     216    10606    0    10585     2     0     2     2     0     8    0
extentpl    40       56    0       38     1     0     1     1     0     8    0
phpool     112     3406    0     2621    40    13    27    36     0     8    0
ddb> machine ddbcpu 0
No such command
ddb> trace
igmp_leavegroup(ffff800000cead00,ffff8000006b6000) at igmp_leavegroup+0xaf sys/netinet/igmp.c:512
in_delmulti(ffff800000cead00) at in_delmulti+0xd4 sys/netinet/in.c:934
ip_freemoptions(ffff800000e56d20) at ip_freemoptions+0x4d sys/netinet/ip_output.c:1770
in_pcbdetach(fffffd80733c8ac0) at in_pcbdetach+0x93 sys/netinet/in_pcb.c:591
udp_detach(fffffd807153bcc0) at udp_detach+0x3b sys/netinet/udp_usrreq.c:1113
soclose(fffffd807153bcc0,0) at soclose+0x243 pru_detach sys/sys/protosw.h:281 [inline]
soclose(fffffd807153bcc0,0) at soclose+0x243 sys/kern/uipc_socket.c:389
soo_close(fffffd8067e8d5a8,ffff8000fffea2f0) at soo_close+0x40
fdrop(fffffd8067e8d5a8,ffff8000fffea2f0) at fdrop+0xc7 sys/kern/kern_descrip.c:1274
closef(fffffd8067e8d5a8,ffff8000fffea2f0) at closef+0x117 sys/kern/kern_descrip.c:1258
fdfree(ffff8000fffea2f0) at fdfree+0xe3 sys/kern/kern_descrip.c:1190
exit1(ffff8000fffea2f0,0,0,1) at exit1+0x35d sys/kern/kern_exit.c:196
sys_exit(ffff8000fffea2f0,ffff80002659e9f0,ffff80002659ea40) at sys_exit+0x16 sys/kern/kern_exit.c:89
syscall(ffff80002659eac0) at syscall+0x4e6 sys/arch/amd64/amd64/trap.c:626
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7f7ffffd6a50, count: -14
ddb> machine ddbcpu 1
No such command
ddb> trace
igmp_leavegroup(ffff800000cead00,ffff8000006b6000) at igmp_leavegroup+0xaf sys/netinet/igmp.c:512
in_delmulti(ffff800000cead00) at in_delmulti+0xd4 sys/netinet/in.c:934
ip_freemoptions(ffff800000e56d20) at ip_freemoptions+0x4d sys/netinet/ip_output.c:1770
in_pcbdetach(fffffd80733c8ac0) at in_pcbdetach+0x93 sys/netinet/in_pcb.c:591
udp_detach(fffffd807153bcc0) at udp_detach+0x3b sys/netinet/udp_usrreq.c:1113
soclose(fffffd807153bcc0,0) at soclose+0x243 pru_detach sys/sys/protosw.h:281 [inline]
soclose(fffffd807153bcc0,0) at soclose+0x243 sys/kern/uipc_socket.c:389
soo_close(fffffd8067e8d5a8,ffff8000fffea2f0) at soo_close+0x40
fdrop(fffffd8067e8d5a8,ffff8000fffea2f0) at fdrop+0xc7 sys/kern/kern_descrip.c:1274
closef(fffffd8067e8d5a8,ffff8000fffea2f0) at closef+0x117 sys/kern/kern_descrip.c:1258
fdfree(ffff8000fffea2f0) at fdfree+0xe3 sys/kern/kern_descrip.c:1190
exit1(ffff8000fffea2f0,0,0,1) at exit1+0x35d sys/kern/kern_exit.c:196
sys_exit(ffff8000fffea2f0,ffff80002659e9f0,ffff80002659ea40) at sys_exit+0x16 sys/kern/kern_exit.c:89
syscall(ffff80002659eac0) at syscall+0x4e6 sys/arch/amd64/amd64/trap.c:626
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7f7ffffd6a50, count: -14

Crashes (157):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets Title
ci-openbsd-main 2023/01/31 13:01 openbsd 71410e9b97ab 9a6f477c .config console log report [disk image] [bsd.gdb] [kernel image] uvm_fault: igmp_leavegroup
ci-openbsd-multicore 2023/01/30 04:39 openbsd 964a7cf02a85 b68fb8d6 .config console log report [disk image] [bsd.gdb] [kernel image] uvm_fault: igmp_leavegroup
ci-openbsd-multicore 2023/01/29 20:24 openbsd 964a7cf02a85 b68fb8d6 .config console log report [disk image] [bsd.gdb] [kernel image] uvm_fault: igmp_leavegroup
ci-openbsd-multicore 2023/01/26 16:13 openbsd 81f2740f0a58 651c142c .config console log report [disk image] [bsd.gdb] [kernel image] uvm_fault: igmp_leavegroup
ci-openbsd-multicore 2023/01/21 22:03 openbsd 8b8fb239a1ab cc0f9968 .config console log report [disk image] [bsd.gdb] [kernel image] uvm_fault: igmp_leavegroup
ci-openbsd-main 2023/01/18 23:18 openbsd 7c5efb429235 66fca3ae .config console log report [disk image] [bsd.gdb] [kernel image] uvm_fault: igmp_leavegroup
ci-openbsd-main 2023/01/16 13:54 openbsd d7214ab1160e a63719e7 .config console log report [disk image] [bsd.gdb] [kernel image] uvm_fault: igmp_leavegroup
ci-openbsd-multicore 2023/01/12 00:25 openbsd 86a45bbd35a5 96166539 .config console log report [disk image] [bsd.gdb] [kernel image] uvm_fault: igmp_leavegroup
ci-openbsd-main 2023/01/10 00:27 openbsd 1b6cbe56c61f 48bc529a .config console log report [disk image] [bsd.gdb] [kernel image] uvm_fault: igmp_leavegroup
ci-openbsd-multicore 2023/01/08 12:04 openbsd 86a45bbd35a5 1dac8c7a .config console log report [disk image] [bsd.gdb] [kernel image] uvm_fault: igmp_leavegroup
ci-openbsd-multicore 2023/01/07 07:24 openbsd 86a45bbd35a5 1dac8c7a .config console log report [disk image] [bsd.gdb] [kernel image] uvm_fault: igmp_leavegroup
ci-openbsd-main 2023/01/06 11:13 openbsd c60061bb22b7 1dac8c7a .config console log report [disk image] [bsd.gdb] [kernel image] uvm_fault: igmp_leavegroup
ci-openbsd-main 2023/01/04 12:39 openbsd e9311d0bc3a9 1dac8c7a .config console log report [disk image] [bsd.gdb] [kernel image] uvm_fault: igmp_leavegroup
ci-openbsd-main 2023/01/02 23:48 openbsd 382191ad6e8e ab32d508 .config console log report [disk image] [bsd.gdb] [kernel image] uvm_fault: igmp_leavegroup
ci-openbsd-main 2022/12/31 20:19 openbsd e74054ac4269 ab32d508 .config console log report [disk image] [bsd.gdb] [kernel image] uvm_fault: igmp_leavegroup
ci-openbsd-main 2022/12/30 02:19 openbsd d48e5b0496b6 44712fbc .config console log report [disk image] [bsd.gdb] [kernel image] uvm_fault: igmp_leavegroup
ci-openbsd-main 2022/12/29 06:52 openbsd b2767518fefd 44712fbc .config console log report [disk image] [bsd.gdb] [kernel image] uvm_fault: igmp_leavegroup
ci-openbsd-main 2022/12/28 23:52 openbsd d313d8cd45e3 44712fbc .config console log report [disk image] [bsd.gdb] [kernel image] uvm_fault: igmp_leavegroup
ci-openbsd-main 2022/12/28 19:26 openbsd d313d8cd45e3 44712fbc .config console log report [disk image] [bsd.gdb] [kernel image] uvm_fault: igmp_leavegroup
ci-openbsd-main 2022/12/25 00:45 openbsd ae3e02d6b1f1 9da18ae8 .config console log report [disk image] [bsd.gdb] [kernel image] uvm_fault: igmp_leavegroup
ci-openbsd-main 2022/12/19 23:36 openbsd 4068fef5c65e c52b2efb .config console log report [disk image] [bsd.gdb] [kernel image] uvm_fault: igmp_leavegroup
ci-openbsd-main 2022/12/19 03:50 openbsd 5e2e1673d03b 05494336 .config console log report [disk image] [bsd.gdb] [kernel image] uvm_fault: igmp_leavegroup
ci-openbsd-multicore 2022/12/18 16:12 openbsd 3ac75170397c 05494336 .config console log report [disk image] [bsd.gdb] [kernel image] uvm_fault: igmp_leavegroup
ci-openbsd-multicore 2022/12/16 02:58 openbsd beb45aa65eb6 6f9c033e .config console log report [disk image] [bsd.gdb] [kernel image] uvm_fault: igmp_leavegroup
ci-openbsd-main 2022/12/15 23:58 openbsd beb45aa65eb6 6f9c033e .config console log report [disk image] [bsd.gdb] [kernel image] uvm_fault: igmp_leavegroup
ci-openbsd-main 2022/11/30 03:41 openbsd 77e4b1bd8000 579a3740 .config console log report [disk image] [bsd.gdb] [kernel image] uvm_fault: igmp_leavegroup
ci-openbsd-main 2022/11/29 02:56 openbsd 43abdd5301c1 ca9683b8 .config console log report [disk image] [bsd.gdb] [kernel image] uvm_fault: igmp_leavegroup
ci-openbsd-multicore 2022/11/26 21:07 openbsd 2d355e26e29f 75740b3f .config console log report [disk image] [bsd.gdb] [kernel image] uvm_fault: igmp_leavegroup
ci-openbsd-main 2022/11/26 18:00 openbsd cd854ad7c426 75740b3f .config console log report [disk image] [bsd.gdb] [kernel image] uvm_fault: igmp_leavegroup
ci-openbsd-multicore 2022/11/25 22:37 openbsd 69f07918e001 75740b3f .config console log report [disk image] [bsd.gdb] [kernel image] uvm_fault: igmp_leavegroup
ci-openbsd-multicore 2022/11/24 13:19 openbsd ec274cfcb608 75740b3f .config console log report [disk image] [bsd.gdb] [kernel image] uvm_fault: igmp_leavegroup
ci-openbsd-multicore 2022/11/24 05:12 openbsd ec274cfcb608 75740b3f .config console log report [disk image] [bsd.gdb] [kernel image] uvm_fault: igmp_leavegroup
ci-openbsd-main 2022/11/23 19:09 openbsd d0597228d649 75740b3f .config console log report [disk image] [bsd.gdb] [kernel image] uvm_fault: igmp_leavegroup
ci-openbsd-main 2022/11/22 21:29 openbsd 8fb3e437d842 9da37ae8 .config console log report [disk image] [bsd.gdb] [kernel image] uvm_fault: igmp_leavegroup
ci-openbsd-multicore 2022/11/20 23:36 openbsd 11064cccbc3a 5bb70014 .config console log report [disk image] [bsd.gdb] [kernel image] uvm_fault: igmp_leavegroup
ci-openbsd-main 2022/11/20 18:56 openbsd 9e4d76890748 5bb70014 .config console log report [disk image] [bsd.gdb] [kernel image] uvm_fault: igmp_leavegroup
ci-openbsd-multicore 2022/11/18 15:46 openbsd 2c69ca02ded8 5bb70014 .config console log report [disk image] [bsd.gdb] [kernel image] uvm_fault: igmp_leavegroup
ci-openbsd-main 2022/11/18 15:11 openbsd 2c69ca02ded8 5bb70014 .config console log report [disk image] [bsd.gdb] [kernel image] uvm_fault: igmp_leavegroup
ci-openbsd-main 2022/11/18 10:43 openbsd 2c69ca02ded8 5bb70014 .config console log report [disk image] [bsd.gdb] [kernel image] uvm_fault: igmp_leavegroup
ci-openbsd-main 2022/11/15 21:08 openbsd 40445787a8aa bfcab33d .config console log report [disk image] [bsd.gdb] [kernel image] uvm_fault: igmp_leavegroup
ci-openbsd-main 2022/11/15 07:26 openbsd 17c708b1c979 97de9cfc .config console log report [disk image] [bsd.gdb] [kernel image] uvm_fault: igmp_leavegroup
ci-openbsd-main 2022/11/15 04:55 openbsd 17c708b1c979 97de9cfc .config console log report [disk image] [bsd.gdb] [kernel image] uvm_fault: igmp_leavegroup
ci-openbsd-main 2022/11/14 13:04 openbsd 67a10ba2366d 943f4cb8 .config console log report [disk image] [bsd.gdb] [kernel image] uvm_fault: igmp_leavegroup
ci-openbsd-main 2022/11/13 15:16 openbsd a9bf6d57fde5 f42ee5d8 .config console log report [disk image] [bsd.gdb] [kernel image] uvm_fault: igmp_leavegroup
ci-openbsd-main 2022/11/13 04:35 openbsd 6f84e5f76992 f42ee5d8 .config console log report [disk image] [bsd.gdb] [kernel image] uvm_fault: igmp_leavegroup
ci-openbsd-multicore 2022/11/12 03:39 openbsd 3eb75377085e f42ee5d8 .config console log report [disk image] [bsd.gdb] [kernel image] uvm_fault: igmp_leavegroup
ci-openbsd-multicore 2022/11/05 07:52 openbsd c39877f08d26 6d752409 .config console log report [disk image] [bsd.gdb] [kernel image] uvm_fault: igmp_leavegroup
ci-openbsd-multicore 2022/11/04 21:28 openbsd 8eb56b7e496f 6d752409 .config console log report [disk image] [bsd.gdb] [kernel image] uvm_fault: igmp_leavegroup
ci-openbsd-main 2022/11/04 07:48 openbsd 6c990225348d 6d752409 .config console log report [disk image] [bsd.gdb] [kernel image] uvm_fault: igmp_leavegroup
ci-openbsd-main 2022/03/30 17:09 openbsd f802266ee2c9 42718dd6 .config console log report uvm_fault: igmp_leavegroup
* Struck through repros no longer work on HEAD.