syzbot


panic: vop_generic_badop (2)

Status: upstream: reported on 2022/09/04 02:31
Reported-by: syzbot+58bdde9f7a1a407514a7@syzkaller.appspotmail.com
First crash: 651d, last: 21d
Similar bugs (1)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
openbsd panic: vop_generic_badop 1 987d 987d 0/3 closed as invalid on 2021/12/23 06:09

Sample crash report:
panic: vop_genWARNerIiNcG_:b SaPdoLp 
NOTSt LOoWEpRpEeDd  aONt SYSCALL 49 536870912 EXIT  0   a   db
_enter+0x1c:  addq    $0x8,%rsp
    TID    PID    UID     PRFLAGS     PFLAGS  CPU  COMMAND
 388818  20822  32767   0x8000010  0x4000000    0  syz-executor.1
*401698  96787  32767   0x8000010          0    1K syz-executor.4
db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437
panic(ffffffff82897181) at panic+0x17b sys/kern/subr_prf.c:198
vop_generic_badop(ffff8000373d8778) at vop_generic_badop+0x1f sys/kern/vfs_default.c:133
VOP_STRATEGY(fffffd806ab3b1c8,fffffd805014a5b0) at VOP_STRATEGY+0x9f sys/kern/vfs_vops.c:634
bwrite(fffffd805014a5b0) at bwrite+0x1d3 sys/kern/vfs_bio.c:757
VOP_BWRITE(fffffd805014a5b0) at VOP_BWRITE+0x4e sys/kern/vfs_vops.c:646
ufs_mkdir(ffff8000373d89f0) at ufs_mkdir+0x445 sys/ufs/ufs/ufs_vnops.c:1160
VOP_MKDIR(fffffd80585a1520,ffff8000373d8b50,ffff8000373d8b80,ffff8000373d8a80) at VOP_MKDIR+0xc3 sys/kern/vfs_vops.c:394
domkdirat(ffff80002a204a60,ffffff9c,71dbaf44ffa0,1ff) at domkdirat+0x125 sys/kern/vfs_syscalls.c:3104
syscall(ffff8000373d8d00) at syscall+0x854 mi_syscall sys/sys/syscall_mi.h:180 [inline]
syscall(ffff8000373d8d00) at syscall+0x854 sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x71dbaf450010, 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{1}> 
ddb{1}> set $lines = 0
ddb{1}> set $maxwidth = 0
ddb{1}> show panic
*cpu1: vop_generic_badop
ddb{1}> trace
db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437
panic(ffffffff82897181) at panic+0x17b sys/kern/subr_prf.c:198
vop_generic_badop(ffff8000373d8778) at vop_generic_badop+0x1f sys/kern/vfs_default.c:133
VOP_STRATEGY(fffffd806ab3b1c8,fffffd805014a5b0) at VOP_STRATEGY+0x9f sys/kern/vfs_vops.c:634
bwrite(fffffd805014a5b0) at bwrite+0x1d3 sys/kern/vfs_bio.c:757
VOP_BWRITE(fffffd805014a5b0) at VOP_BWRITE+0x4e sys/kern/vfs_vops.c:646
ufs_mkdir(ffff8000373d89f0) at ufs_mkdir+0x445 sys/ufs/ufs/ufs_vnops.c:1160
VOP_MKDIR(fffffd80585a1520,ffff8000373d8b50,ffff8000373d8b80,ffff8000373d8a80) at VOP_MKDIR+0xc3 sys/kern/vfs_vops.c:394
domkdirat(ffff80002a204a60,ffffff9c,71dbaf44ffa0,1ff) at domkdirat+0x125 sys/kern/vfs_syscalls.c:3104
syscall(ffff8000373d8d00) at syscall+0x854 mi_syscall sys/sys/syscall_mi.h:180 [inline]
syscall(ffff8000373d8d00) at syscall+0x854 sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x71dbaf450010, count: -11
ddb{1}> show registers
rdi                                0
rsi                              0x1
rbp               0xffff8000373d86a0
rbx               0xffff800029cecd77
rdx                                0
rcx               0xffff80002a204a60
rax               0xffff800029cebff0
r8                 0x101010101010101
r9                0x8080808080808080
r10               0x406d8014a8572236
r11               0x85a62e1496ffd617
r12               0xffff800029cecb78
r13                                0
r14                                0
r15                              0x1
rip               0xffffffff81c3ae7c    db_enter+0x1c
cs                               0x8
rflags                         0x246
rsp               0xffff8000373d8690
ss                              0x10
db_enter+0x1c:  addq    $0x8,%rsp
ddb{1}> show proc
PROC (syz-executor.4) tid=401698 pid=96787 tcnt=1 stat=onproc
    flags process=8000010<SUGID> proc=0
    runpri=17, usrpri=50, slppri=17, nice=20
    wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0
    forw=0xffffffffffffffff, list=0xffff80002a205730,0xffff80002a205220
    process=0xffff8000ffff23d8 user=0xffff8000373d3000, vmspace=0xfffffd806721cdd8
    estcpu=2, cpticks=0, pctcpu=0.0, user=0, sys=0, intr=0
ddb{1}> ps
   PID     TID   PPID    UID  S       FLAGS  WAIT          COMMAND
 20822  238968  83964  32767  2   0x8000010                syz-executor.1
 20822  278305  83964  32767  3   0xc000010  vmmaplk       syz-executor.1
 20822  388818  83964  32767  7   0xc000010                syz-executor.1
 93512  163140   8808  32767  3   0x8000090  nanoslp       syz-executor.3
 93512  360217   8808  32767  3   0xc000090  kqsel         syz-executor.3
*96787  401698  33336  32767  7   0x8000010                syz-executor.4
 33336  209397   3473      0  3   0x8000082  wait          syz-executor.4
 30087  486189  57566  32767  3   0x8000090  nanoslp       syz-executor.2
 30087  513526  57566  32767  3   0xc000090  fifor         syz-executor.2
 30087   84701  57566  32767  3   0xc000090  fsleep        syz-executor.2
 30087  304823  57566  32767  3   0xc000090  fsleep        syz-executor.2
 59996  165149  16388  32767  3   0x8000090  nanoslp       syz-executor.5
 59996   96574  16388  32767  3   0xc000090  netacc        syz-executor.5
 86000  196398  98784  32767  2   0x8000490                syz-executor.0
 86000  493841  98784  32767  3   0xc000090  nanoslp       syz-executor.0
 86000  341349  98784  32767  3   0xc000090  fsleep        syz-executor.0
 83964  103067  15874  32767  3   0x8000090  nanoslp       syz-executor.1
 15874   31725   3473      0  3   0x8000082  wait          syz-executor.1
 16388  349828  65043  32767  3   0x8000090  nanoslp       syz-executor.5
 65043  382876   3473      0  3   0x8000082  wait          syz-executor.5
 57566  189324      1  32767  3   0x8000090  nanoslp       syz-executor.2
  8808  173305  60703  32767  3   0x8000090  nanoslp       syz-executor.3
 60703  366659   3473      0  3   0x8000082  wait          syz-executor.3
 98784  236205  10539  32767  3   0x8000090  nanoslp       syz-executor.0
 10539  134532   3473      0  3   0x8000082  wait          syz-executor.0
 63129  208027  10254  32767  2   0x8000010                syz-executor.6
 10254   18723   3473      0  3   0x8000082  wait          syz-executor.6
  6770   39483  56773  32767  3   0x8000090  piperd        syz-executor.7
 56773  181134   3473      0  3   0x8000082  wait          syz-executor.7
 45214  453974      0      0  3     0x14200  bored         sosplice
 49127  141860  46181      0  3  0x18100082  netio         arp
 46181  425729  52377      0  3   0x810008a  sigsusp       sh
 52377  407755      1      0  3   0x8000080  wait          syz-executor.2
  3473  417763  45660      0  3  0x1a000082  thrsleep      syz-fuzzer
  3473  145663  45660      0  3  0x1e000082  nanoslp       syz-fuzzer
  3473  177735  45660      0  3  0x1e000082  wait          syz-fuzzer
  3473   84798  45660      0  3  0x1e000082  wait          syz-fuzzer
  3473  118751  45660      0  3  0x1e000082  thrsleep      syz-fuzzer
  3473  154335  45660      0  3  0x1e000082  thrsleep      syz-fuzzer
  3473  365507  45660      0  3  0x1e000082  wait          syz-fuzzer
  3473  417884  45660      0  3  0x1e000082  thrsleep      syz-fuzzer
  3473  451135  45660      0  3  0x1e000082  wait          syz-fuzzer
  3473  449102  45660      0  3  0x1e000082  wait          syz-fuzzer
  3473  449452  45660      0  3  0x1e000082  thrsleep      syz-fuzzer
  3473  489864  45660      0  3  0x1e000082  kqread        syz-fuzzer
  3473  371192  45660      0  3  0x1e000082  thrsleep      syz-fuzzer
  3473  230867  45660      0  3  0x1e000082  thrsleep      syz-fuzzer
  3473   18436  45660      0  3  0x1e000082  wait          syz-fuzzer
  3473  245157  45660      0  3  0x1e000082  wait          syz-fuzzer
 45660  380488  90200      0  3   0x810008a  sigsusp       ksh
 90200   89915   2318      0  3  0x1800009a  kqread        sshd
 91372  462977      1      0  3  0x18100083  ttyin         getty
  2318  285083      1      0  3  0x18000088  kqread        sshd
 89090  355287  99284     73  3  0x19100010  ffs_fsync     syslogd
 99284  147959      1      0  3  0x18100082  sbwait        syslogd
 25862  308313      1      0  3  0x18100080  kqread        resolvd
 16809  320799  42715     77  3  0x18100092  kqread        dhcpleased
  8030  257925  42715     77  3  0x18100092  kqread        dhcpleased
 42715   67510      1      0  3  0x18000080  kqread        dhcpleased
 39108  246809      0      0  3     0x14200  bored         smr
 45184  254973      0      0  2     0x14200                zerothread
 66789  486605      0      0  3     0x14200  aiodoned      aiodoned
 38016  212288      0      0  3     0x14200  syncer        update
 52072  177324      0      0  3     0x14200  cleaner       cleaner
 52848  190486      0      0  3     0x14200  reaper        reaper
 61053   14433      0      0  3     0x14200  pgdaemon      pagedaemon
 41009  456138      0      0  3     0x14200  bored         viomb
 81053  223922      0      0  3  0x40014200  acpi0         acpi0
 24342   40022      0      0  3  0x40014200                idle1
 34080  509796      0      0  3     0x14200  bored         softnet3
 20773  237685      0      0  3     0x14200  bored         softnet2
 31142  450765      0      0  3     0x14200  bored         softnet1
  3540  431571      0      0  3     0x14200  bored         softnet0
  8043  254144      0      0  3     0x14200  bored         systqmp
 35091  471816      0      0  3     0x14200  bored         systq
 91823  388936      0      0  3     0x14200  tmoslp        softclockmp
 84667  297795      0      0  3  0x40014200  tmoslp        softclock
 93562  181982      0      0  3  0x40014200                idle0
     1  288259      0      0  3   0x8000082  wait          init
     0       0     -1      0  3     0x10200  scheduler     swapper
ddb{1}> show all locks
CPU 0:
exclusive mutex &(curpg)->mdpage.pv_mtx r = 0 (0xfffffd80069bddd8)
#0  witness_lock+0x446 stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0  witness_lock+0x446 sys/kern/subr_witness.c:1157
#1  mtx_enter_try+0x103
#2  mtx_enter+0x4e sys/kern/kern_lock.c:266
#3  pmap_remove_ptes+0x20c pmap_remove_pv sys/arch/amd64/amd64/pmap.c:1091 [inline]
#3  pmap_remove_ptes+0x20c sys/arch/amd64/amd64/pmap.c:1689
#4  pmap_do_remove+0x410 sys/arch/amd64/amd64/pmap.c:1896
#5  uvm_unmap_kill_entry_withlock+0x1b1 sys/uvm/uvm_map.c:1897
#6  uvm_unmap_remove+0x4c7 sys/uvm/uvm_map.c:2036
#7  uvm_mapanon+0x4a9 sys/uvm/uvm_map.c:805
#8  uvm_mmapanon+0x17f sys/uvm/uvm_mmap.c:1020
#9  sys_mmap+0x7b2 sys/uvm/uvm_mmap.c:421
#10 syscall+0x8cf mi_syscall sys/sys/syscall_mi.h:180 [inline]
#10 syscall+0x8cf sys/arch/amd64/amd64/trap.c:577
#11 Xsyscall+0x128
exclusive mutex &pmap->pm_mtx r = 0 (0xfffffd80671255e0)
#0  witness_lock+0x446 stacktrace_save sys/sys/stacktrace.h:37 [inline]
#0  witness_lock+0x446 sys/kern/subr_witness.c:1157
#1  mtx_enter_try+0x103
#2  mtx_enter+0x4e sys/kern/kern_lock.c:266
#3  pmap_do_remove+0x99 rcr3 machine/cpufunc.h:139 [inline]
#3  pmap_do_remove+0x99 pmap_map_ptes sys/arch/amd64/amd64/pmap.c:425 [inline]
#3  pmap_do_remove+0x99 sys/arch/amd64/amd64/pmap.c:1800
#4  uvm_unmap_kill_entry_withlock+0x1b1 sys/uvm/uvm_map.c:1897
#5  uvm_unmap_remove+0x4c7 sys/uvm/uvm_map.c:2036
#6  uvm_mapanon+0x4a9 sys/uvm/uvm_map.c:805
#7  uvm_mmapanon+0x17f sys/uvm/uvm_mmap.c:1020
#8  sys_mmap+0x7b2 sys/uvm/uvm_mmap.c:421
#9  syscall+0x8cf mi_syscall sys/sys/syscall_mi.h:180 [inline]
#9  syscall+0x8cf sys/arch/amd64/amd64/trap.c:577
#10 Xsyscall+0x128
Process 20822 (syz-executor.1) thread 0xffff8000ffff67c8 (388818)
exclusive UHWVAWAVII kernel: protection fault trap, code=0
Faulted in DDB; continuing...
ddb{1}> show malloc
           Type InUse  MemUse  HighUse   Limit  Requests Type Lim
         devbuf 10184   6408K    6419K 166960K     11349        0
            pcb    17     12K      12K 166960K        17        0
         rtable   252      7K       7K 166960K      1475        0
             pf    29      8K       8K 166960K        87        0
         ifaddr    44     15K      15K 166960K       164        0
        ifgroup    50      2K       2K 166960K       166        0
         sysctl     4      1K       2K 166960K         6        0
       counters    64     36K      36K 166960K       122        0
       ioctlops     0      0K       2K 166960K       103        0
            iov     0      0K      24K 166960K       246        0
          mount     1      1K       1K 166960K         1        0
            log     0      0K       0K 166960K         4        0
         vnodes  1391     87K      87K 166960K      2096        0
      UFS quota     1     32K      32K 166960K         1        0
      UFS mount     5     36K      36K 166960K         5        0
            shm     2      1K       9K 166960K        95        0
         VM map     2      1K       1K 166960K         2        0
            sem    12      1K       1K 166960K       127        0
        dirhash    12      2K       3K 166960K       207        0
           ACPI  1697    195K     286K 166960K     12548        0
      file desc    25     93K     117K 166960K      3738        0
          sigio     0      0K       0K 166960K        52        0
           proc    56     78K     115K 166960K      1645        0
        subproc   117      7K       8K 166960K       533        0
    NFS srvsock     1      0K       0K 166960K         1        0
     NFS daemon     1     16K      16K 166960K         1        0
    ip_moptions     2      0K       0K 166960K       884        0
       in_multi    99      7K       7K 166960K       619        0
    ether_multi     1      0K       0K 166960K        23        0
            mrt     3      0K       0K 166960K         5        0
    ISOFS mount     1     32K      32K 166960K         1        0
  MSDOSFS mount     1     16K      16K 166960K         1        0
           ttys   103    466K     466K 166960K       103        0
           exec     0      0K       1K 166960K      1057        0
            tdb     3      0K       0K 166960K         3        0
        VM swap     8     62K      64K 166960K        10        0
       UVM amap   324     86K     113K 166960K     33904        0
       UVM aobj   131      6K       8K 166960K       147        0
     pinsyscall    46     92K     108K 166960K      5601        0
        memdesc     1      4K       4K 166960K         1        0
    crypto data     1      1K       1K 166960K         1        0
    ip6_options     2      0K       0K 166960K       299        0
            NDP    13      0K       1K 166960K       112        0
           temp    79   6812K    6940K 166960K     15295        0
         kqueue    13     20K      35K 166960K       599        0
      SYN cache     2     16K      16K 166960K         2        0
ddb{1}> show all pools
Name      Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle
plcache    128       24    0        0     1     0     1     1     0     8    0
rtpcb      120      552    0      548     1     0     1     1     0     8    0
rtentry    112      489    0      370     4     0     4     4     0     8    0
unpcb      144     2986    0     2968    10     9     1     2     0     8    0
syncache   336       34    0       34    18    18     0     1     0     8    0
tcpqe       32       21    0       21     3     3     0     1     0     8    0
tcpcb      808     2045    0     2037    27    25     2     8     0     8    0
arp        120       82    0       63     1     0     1     1     0     8    0
ipq         40       15    0       14     3     2     1     1     0     8    0
ipqe        40       70    0       68     3     2     1     1     0     8    0
inpcb      384     4551    0     4535    31    28     3     9     0     8    1
ip6q        72        2    0        2     1     1     0     1     0     8    0
ip6af       40        4    0        4     1     1     0     1     0     8    0
nd6        136      168    0      136     3     1     2     2     0     8    0
kcovpl      48       41    0       32     1     0     1     1     0     8    0
art_heap8  4096       1    0        0     1     0     1     1     0     8    0
art_heap4  256     1908    0     1420    36     5    31    33     0     8    0
art_table   32     1909    0     1420     5     0     5     5     0     8    0
art_node    16      488    0      379     1     0     1     1     0     8    0
sysvmsgpl   40       19    0       14     1     0     1     1     0     8    0
semupl     112        2    0        2     1     1     0     1     0     8    0
semapl     112      125    0      115     1     0     1     1     0     8    0
shmpl      112      144    0       16     4     0     4     4     0     8    0
dirhash    1024     147    0      130     3     0     3     3     0     8    0
dino2pl    256     6779    0     5252    98     1    97    97     0     8    0
ffsino     272     6779    0     5252   103     0   103   103     0     8    0
nchpl      144    12111    0    10379    66     0    66    66     0     8    0
uvmvnodes   80     7321    0        0   150     0   150   150     0     8    0
vnodes     216     7321    0        0   407     0   407   407     0     8    0
namei      1024   44295    0    44294    17    16     1     3     0     8    0
percpumem   16       75    0       29     1     0     1     1     0     8    0
kstatmem   264       80    0       58     2     0     2     2     0     8    0
scxspl     216   120662    0   120661    37    36     1     8     1     8    0
plimitpl   152      996    0      972     2     0     2     2     0     8    0
sigapl     424     3958    0     3903     7     0     7     7     0     8    0
futexpl     64    60125    0    60122    18    17     1     1     0     8    0
knotepl    120      865    0        0    19     0    19    19     0     8    0
kqueuepl   216     1360    0     1348     8     7     1     5     0     8    0
pipepl     320      725    0      694    10     6     4     4     0     8    0
fdescpl    496     3939    0     3903     9     3     6     6     0     8    0
filepl     152    26423    0    26156    26    14    12    13     0     8    0
lockfpl    104      959    0      957     1     0     1     1     0     8    0
lockfspl    48      386    0      384     1     0     1     1     0     8    0
sessionpl  144       52    0       35     1     0     1     1     0     8    0
pgrppl      48      134    0      117     1     0     1     1     0     8    0
ucredpl    104     5904    0     5886     1     0     1     1     0     8    0
zombiepl   144     3903    0     3903     1     0     1     1     0     8    1
processpl  1144    3958    0     3903     5     0     5     5     0     8    0
procpl     656     7898    0     7819     9     1     8     8     0     8    0
sosppl     168       27    0       27    15    15     0     1     0     8    0
sockpl     664     8235    0     8199    40    36     4    10     0     8    0
mcl64k     65536     11    0        0     2     0     2     2     0     8    0
mcl16k     16384      6    0        0     1     0     1     1     0     8    0
mcl12k     12288      3    0        0     1     0     1     1     0     8    0
mcl9k      9216       2    0        0     1     0     1     1     0     8    0
mcl8k      8192       7    0        0     1     0     1     1     0     8    0
mcl4k      4096       6    0        0     1     0     1     1     0     8    0
mcl2k2     2112       3    0        0     1     0     1     1     0     8    0
mcl2k      2048     488    0        0    47     9    38    47     0     8    0
mtagpl      96        3    0        0     1     0     1     1     0     8    0
mbufpl     256     1450    0        0    65     0    65    65     0     8    0
bufpl      280    15924    0     7268   619     0   619   619     0     8    0
anonpl      24   788109    0   781697   259   185    74   142     0   186    5
amapchunkpl 152  120568    0   119797   138    97    41    60     0   158    1
amappl16   200    17057    0    16924   143   129    14    42     0     8    0
amappl15   192       17    0       17     2     2     0     1     0     8    0
amappl14   184      305    0      290     2     1     1     2     0     8    0
amappl13   176       15    0       15     1     1     0     1     0     8    0
amappl12   168     5003    0     4963     4     1     3     3     0     8    0
amappl11   160       52    0       42     1     0     1     1     0     8    0
amappl10   152       74    0       64     1     0     1     1     0     8    0
amappl9    144      232    0      231     1     0     1     1     0     8    0
amappl8    136      335    0      298     2     0     2     2     0     8    0
amappl7    128       77    0       62     1     0     1     1     0     8    0
amappl6    120      745    0      728     2     1     1     2     0     8    0
amappl5    112      280    0      268     1     0     1     1     0     8    0
amappl4    104      842    0      803     2     0     2     2     0     8    0
amappl3     96    20887    0    20788     8     5     3     4     0     8    0
amappl2     88     4381    0     4302     3     1     2     3     0     8    0
amappl1     80    22176    0    21638    22     9    13    22     0     8    0
amappl      88    32695    0    32464     7     0     7     7     0    92    0
dma4096    4096       1    0        1     1     1     0     1     0     8    0
dma1024    1024       1    0        0     1     0     1     1     0     8    0
dma256     256        6    0        6     1     1     0     1     0     8    0
dma128     128      253    0      253     1     1     0     1     0     8    0
dma64       64        6    0        6     1     1     0     1     0     8    0
dma32       32        7    0        7     1     1     0     1     0     8    0
dma16       16       18    0       17     1     0     1     1     0     8    0
aobjpl      72      146    0       16     3     0     3     3     0     8    0
uaddrrnd    24     3939    0     3903     1     0     1     1     0     8    0
uaddrbest   32        2    0        0     1     0     1     1     0     8    0
uaddr       24     3939    0     3903     1     0     1     1     0     8    0
vmmpekpl   168    29548    0    29465     4     0     4     4     0     8    0
vmmpepl    168   257185    0   255021   238   127   111   122     0   357    7
vmsppl     440     3938    0     3903     5     0     5     5     0     8    0
rwobjpl     56    73667    0    65062   146    23   123   123     0     8    0
pdppl      4096    7885    0     7806   276   189    87    91     0     8    8
pvpl        32    45498    0        0   367     0   367   367     0   265    0
pmappl     248     3938    0     3903     4     1     3     3     0     8    0
extentpl    40       56    0       38     1     0     1     1     0     8    0
phpool     112      699    0      265    13     0    13    13     0     8    0
ddb{1}> machine ddbcpu 0
Stopped at      x86_ipi_db+0x1e:        addq    $0x8,%rsp
x86_ipi_db(ffffffff82d5fff0) at x86_ipi_db+0x1e sys/arch/amd64/amd64/db_interface.c:393
x86_ipi_handler() at x86_ipi_handler+0xb7 sys/arch/amd64/amd64/ipi.c:106
Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27
alltraps_kern_meltdown() at alltraps_kern_meltdown+0x68
savectx() at savectx+0xae
end of kernel
end trace frame: 0x5d1f4579680, count: 10
ddb{0}> trace
x86_ipi_db(ffffffff82d5fff0) at x86_ipi_db+0x1e sys/arch/amd64/amd64/db_interface.c:393
x86_ipi_handler() at x86_ipi_handler+0xb7 sys/arch/amd64/amd64/ipi.c:106
Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27
alltraps_kern_meltdown() at alltraps_kern_meltdown+0x68
savectx() at savectx+0xae
end of kernel
end trace frame: 0x5d1f4579680, count: -5
ddb{0}> machine ddbcpu 1
Stopped at      db_enter+0x1c:  addq    $0x8,%rsp
db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437
panic(ffffffff82897181) at panic+0x17b sys/kern/subr_prf.c:198
vop_generic_badop(ffff8000373d8778) at vop_generic_badop+0x1f sys/kern/vfs_default.c:133
VOP_STRATEGY(fffffd806ab3b1c8,fffffd805014a5b0) at VOP_STRATEGY+0x9f sys/kern/vfs_vops.c:634
bwrite(fffffd805014a5b0) at bwrite+0x1d3 sys/kern/vfs_bio.c:757
VOP_BWRITE(fffffd805014a5b0) at VOP_BWRITE+0x4e sys/kern/vfs_vops.c:646
ufs_mkdir(ffff8000373d89f0) at ufs_mkdir+0x445 sys/ufs/ufs/ufs_vnops.c:1160
VOP_MKDIR(fffffd80585a1520,ffff8000373d8b50,ffff8000373d8b80,ffff8000373d8a80) at VOP_MKDIR+0xc3 sys/kern/vfs_vops.c:394
domkdirat(ffff80002a204a60,ffffff9c,71dbaf44ffa0,1ff) at domkdirat+0x125 sys/kern/vfs_syscalls.c:3104
syscall(ffff8000373d8d00) at syscall+0x854 mi_syscall sys/sys/syscall_mi.h:180 [inline]
syscall(ffff8000373d8d00) at syscall+0x854 sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x71dbaf450010, count: 4
ddb{1}> trace
db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437
panic(ffffffff82897181) at panic+0x17b sys/kern/subr_prf.c:198
vop_generic_badop(ffff8000373d8778) at vop_generic_badop+0x1f sys/kern/vfs_default.c:133
VOP_STRATEGY(fffffd806ab3b1c8,fffffd805014a5b0) at VOP_STRATEGY+0x9f sys/kern/vfs_vops.c:634
bwrite(fffffd805014a5b0) at bwrite+0x1d3 sys/kern/vfs_bio.c:757
VOP_BWRITE(fffffd805014a5b0) at VOP_BWRITE+0x4e sys/kern/vfs_vops.c:646
ufs_mkdir(ffff8000373d89f0) at ufs_mkdir+0x445 sys/ufs/ufs/ufs_vnops.c:1160
VOP_MKDIR(fffffd80585a1520,ffff8000373d8b50,ffff8000373d8b80,ffff8000373d8a80) at VOP_MKDIR+0xc3 sys/kern/vfs_vops.c:394
domkdirat(ffff80002a204a60,ffffff9c,71dbaf44ffa0,1ff) at domkdirat+0x125 sys/kern/vfs_syscalls.c:3104
syscall(ffff8000373d8d00) at syscall+0x854 mi_syscall sys/sys/syscall_mi.h:180 [inline]
syscall(ffff8000373d8d00) at syscall+0x854 sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x71dbaf450010, count: -11

Crashes (84):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/05/26 19:44 openbsd b0131f08c3a2 a10a183e .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid panic: vop_generic_badop
2024/05/26 10:45 openbsd b0131f08c3a2 a10a183e .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid panic: vop_generic_badop
2024/05/19 09:04 openbsd 63371a7f711d c0f1611a .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid panic: vop_generic_badop
2024/05/15 11:16 openbsd f413dfa09d56 7e8e0c0f .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid panic: vop_generic_badop
2024/05/08 08:10 openbsd 7284c0c62173 4cf3f9b3 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid panic: vop_generic_badop
2024/05/05 22:47 openbsd 4580bd6ebd98 610f2a54 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid panic: vop_generic_badop
2024/05/03 07:48 openbsd 5344938f422c ddfc15a1 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore panic: vop_generic_badop
2024/05/01 20:38 openbsd a6ba80fb8d43 3ba885bc .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid panic: vop_generic_badop
2024/04/26 15:21 openbsd 85e00e3040cd 3f914d6b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid panic: vop_generic_badop
2024/04/25 11:44 openbsd 53a4f4198df9 8bdc0f22 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore panic: vop_generic_badop
2024/04/22 23:13 openbsd 19e99d061340 21339d7b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore panic: vop_generic_badop
2024/04/18 13:59 openbsd 3a96f17f8ee6 bd38b692 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid panic: vop_generic_badop
2024/04/11 01:49 openbsd d11f3b71804f 33b9e058 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid panic: vop_generic_badop
2024/04/09 08:45 openbsd 7e284d508f03 f3234354 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid panic: vop_generic_badop
2024/03/31 15:45 openbsd 2ee472d028ec 6ee49f2e .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid panic: vop_generic_badop
2024/03/21 21:06 openbsd 173c810f1a3f 6ee49f2e .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid panic: vop_generic_badop
2024/03/02 22:46 openbsd 6a91963006cc 25905f5d .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore panic: vop_generic_badop
2024/02/20 07:22 openbsd d8131725ee7c 3af7dd65 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore panic: vop_generic_badop
2024/02/19 11:53 openbsd 50c1ea79ce0c 96e91f57 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid panic: vop_generic_badop
2024/02/09 18:20 openbsd 06bc238730aa 77b23aa1 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid panic: vop_generic_badop
2024/02/02 09:21 openbsd 1db0c466767b d61103fc .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid panic: vop_generic_badop
2023/11/30 18:05 openbsd 7b53bb41f795 f819d6f7 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid panic: vop_generic_badop
2023/10/29 11:07 openbsd 045a1e803f20 3c418d72 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid panic: vop_generic_badop
2023/10/29 04:12 openbsd 045a1e803f20 3c418d72 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid panic: vop_generic_badop
2023/10/13 12:58 openbsd 383b68ad89d9 6388bc36 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid panic: vop_generic_badop
2023/10/06 14:22 openbsd 67babe865022 db17ad9f .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid panic: vop_generic_badop
2023/09/26 06:50 openbsd 71ab85de86c9 0b6a67ac .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid panic: vop_generic_badop
2023/08/31 10:35 openbsd 5f81913576e1 84803932 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid panic: vop_generic_badop
2023/08/23 10:59 openbsd 5b707e820d80 b81ca3f6 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid panic: vop_generic_badop
2023/08/15 16:09 openbsd a3e56974213b 39990d51 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid panic: vop_generic_badop
2023/08/11 04:38 openbsd 73e6a6f7f5e3 da3c3ef8 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid panic: vop_generic_badop
2023/08/10 19:52 openbsd 05958c5ea967 da3c3ef8 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid panic: vop_generic_badop
2023/07/17 05:43 openbsd bd027751b05c 35d9ecc5 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid panic: vop_generic_badop
2023/07/10 21:12 openbsd 33d8540c847c d47e94ee .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid panic: vop_generic_badop
2023/07/09 05:12 openbsd ea5a4cace30c 668cb1fa .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore panic: vop_generic_badop
2023/06/25 07:07 openbsd 9c8757ead552 79782afc .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid panic: vop_generic_badop
2023/06/22 13:02 openbsd abe762909b63 79782afc .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid panic: vop_generic_badop
2023/06/22 03:16 openbsd e46ff49b6d65 79782afc .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid panic: vop_generic_badop
2023/06/21 12:30 openbsd 71d823ace252 79782afc .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid panic: vop_generic_badop
2023/06/20 00:51 openbsd 74fea31cfbad 09ffe269 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid panic: vop_generic_badop
2023/06/15 06:36 openbsd 0bf6b7531085 76decb82 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid panic: vop_generic_badop
2023/06/13 23:23 openbsd a7d38a062623 2f9d8e43 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid panic: vop_generic_badop
2023/06/11 15:06 openbsd 013f1076211b 49519f06 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid panic: vop_generic_badop
2023/06/08 18:27 openbsd 5ce1ee8cb58d 058b3a5a .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid panic: vop_generic_badop
2023/06/07 05:00 openbsd 09afe4dcdfb2 a4ae4f42 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore panic: vop_generic_badop
2023/06/05 20:48 openbsd 01f59d7875f2 a4ae4f42 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid panic: vop_generic_badop
2023/02/23 07:58 openbsd 1e5b016c5082 9e2ebb3c .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid panic: vop_generic_badop
2023/02/16 20:56 openbsd 1e5b016c5082 7338e3c4 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid panic: vop_generic_badop
2023/02/06 17:35 openbsd 6c1aad9dfe4c 0a9c11b6 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid panic: vop_generic_badop
2023/01/16 20:05 openbsd 89096d950af6 a63719e7 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid panic: vop_generic_badop
2023/01/12 08:51 openbsd 6155d736d02e 96166539 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore panic: vop_generic_badop
2023/01/10 20:35 openbsd 86a45bbd35a5 48bc529a .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid panic: vop_generic_badop
2022/12/30 10:12 openbsd 4b28d16fd8eb 44712fbc .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid panic: vop_generic_badop
2022/12/27 13:26 openbsd b71341ac0994 44712fbc .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid panic: vop_generic_badop
2022/12/19 13:23 openbsd 5e2e1673d03b 05494336 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid panic: vop_generic_badop
2022/12/17 10:41 openbsd 5e544b4ec6c7 05494336 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid panic: vop_generic_badop
2022/10/28 06:10 openbsd 5cc83d08f96f 5c716ff6 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore panic: vop_generic_badop
2022/10/20 22:13 openbsd d5241874c244 a0fd4dab .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid panic: vop_generic_badop
2022/10/05 03:46 openbsd 0b11e45035f5 267e3bb1 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid panic: vop_generic_badop
2022/10/01 12:14 openbsd 7cc6a6639df7 feb56351 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid panic: vop_generic_badop
2022/09/19 20:42 openbsd 00f5031a633c dd9a85ff .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid panic: vop_generic_badop
2022/09/16 09:09 openbsd 1627b89b0a3e dd9a85ff .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid panic: vop_generic_badop
2022/09/07 04:35 openbsd 0d9be21fa6ac 5fc30c37 .config console log report ci-openbsd-multicore panic: vop_generic_badop
2022/09/04 02:30 openbsd ffacad8a9284 28811d0a .config console log report ci-openbsd-setuid panic: vop_generic_badop
* Struck through repros no longer work on HEAD.