syzbot


witness: reversal: lock order data missing

Status: fixed on 2021/05/14 01:59
Reported-by: syzbot+2300a1bedc425f6f851e@syzkaller.appspotmail.com
Fix commit: 8b594b45f4b5 Move ktrfds() below fdpunlock(). This fixes lock order issue between vn_lock(9) and fdplock().
First crash: 637d, last: 567d
similar bugs (2):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
openbsd witness: reversal: lock order data missing (2) C 173 417d 566d 0/3 closed as invalid on 2022/02/22 18:44
openbsd witness: reversal: lock order data missing (3) 2 222d 261d 0/3 upstream: reported on 2022/03/15 20:04

Sample crash report:
witness: lock order reversal:
 1st 0xfffffd807001d068 fdlock (&newfdp->fd_fd.fd_lock)
 2nd 0xfffffd806d6e62c8 inode (&ip->i_lock)
lock order data w2 -> w1 missing
lock order data w1 -> w2 missing
Stopped at      db_enter+0x18:  addq    $0x8,%rsp
ddb{1}> 
ddb{1}> set $lines = 0
ddb{1}> set $maxwidth = 0
ddb{1}> show panic
the kernel did not panic
ddb{1}> trace
db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398
witness_checkorder(fffffd806d6e62c8,9,0) at witness_checkorder+0x108b
rw_enter(fffffd806d6e62b8,1) at rw_enter+0xd4
rrw_enter(fffffd806d6e62b8,1) at rrw_enter+0x88 sys/kern/kern_rwlock.c:461
VOP_LOCK(fffffd806d8c9690,2001) at VOP_LOCK+0x4b sys/kern/vfs_vops.c:614
vn_lock(fffffd806d8c9690,2001) at vn_lock+0x6c sys/kern/vfs_vnops.c:575
vget(fffffd806d8c9690,2001) at vget+0x1c6 sys/kern/vfs_subr.c:671
ktrwriteraw(ffff8000211fed20,fffffd806d8c9690,fffffd807f7b76c0,ffff8000212697a0,ffff800021269780) at ktrwriteraw+0x138 sys/kern/kern_ktrace.c:659
ktrstruct(ffff8000211fed20,ffffffff823b3070,ffff800021269888,8) at ktrstruct+0x169 ktrwrite2 sys/kern/kern_ktrace.c:627 [inline]
ktrstruct(ffff8000211fed20,ffffffff823b3070,ffff800021269888,8) at ktrstruct+0x169 sys/kern/kern_ktrace.c:311
sys_socketpair(ffff8000211fed20,ffff8000212698f8,ffff800021269940) at sys_socketpair+0x3ed sys/kern/uipc_syscalls.c:470
syscall(ffff8000212699c0) at syscall+0x4a1 mi_syscall sys/sys/syscall_mi.h:102 [inline]
syscall(ffff8000212699c0) at syscall+0x4a1 sys/arch/amd64/amd64/trap.c:590
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x2c811fa72b0, count: -12
ddb{1}> show registers
rdi                              0x3
rsi               0xffffffff826ee900    __sancov_gen_cov_switch_values.134
rbp               0xffff8000212693c0
rbx                              0x3
rdx                             0x8b
rcx                              0x3
rax                              0x1
r8                0xffffffff813b9c91    witness_checkorder+0x1061
r9                               0x5
r10               0x4f21151a3a6e42c3
r11               0x4ea7689cdf50b67a
r12                                0
r13               0xfffffd806d6e62c8
r14                                0
r15               0xfffffd8002cf0600
rip               0xffffffff8153d808    db_enter+0x18
cs                               0x8
rflags                         0x246
rsp               0xffff8000212693b0
ss                              0x10
db_enter+0x18:  addq    $0x8,%rsp
ddb{1}> show proc
PROC (syz-executor7266) pid=511273 stat=onproc
    flags process=0 proc=4000001<INKTR,THREAD>
    pri=17, usrpri=50, nice=20
    forw=0xffffffffffffffff, list=0xffff8000211ff260,0xffffffff8279c450
    process=0xffff8000212261d0 user=0xffff800021264000, vmspace=0xfffffd80084ae730
    estcpu=2, cpticks=0, pctcpu=0.0
    user=0, sys=0, intr=0
ddb{1}> ps
   PID     TID   PPID    UID  S       FLAGS  WAIT          COMMAND
 31191  340983  28270      0  7           0                syz-executor7266
*31191  511273  28270      0  7   0x4000001                syz-executor7266
 10445  259829  89945      0  3        0x80  nanoslp       syz-executor7266
 10445  467822  89945      0  3   0x4000080  fifow         syz-executor7266
 10445  207946  89945      0  3   0x4000080  fsleep        syz-executor7266
 89945  111322  57427      0  3        0x80  nanoslp       syz-executor7266
 28270  345321  57427      0  3        0x80  nanoslp       syz-executor7266
 57427  302433   3447      0  3        0x82  nanoslp       syz-executor7266
  3447  226352  88274      0  3    0x10008a  sigsusp       ksh
 88274  174250  81820      0  3        0x92  select        sshd
 91331   54673      1      0  3    0x100083  ttyin         getty
 81820  248159      1      0  3        0x80  select        sshd
 63828  385716  13728     74  3    0x100092  bpf           pflogd
 13728  230122      1      0  3        0x80  netio         pflogd
 36725  440377  61430     73  3    0x100090  kqread        syslogd
 61430   92776      1      0  3    0x100082  netio         syslogd
 45707   70131      1     77  3    0x100090  poll          dhclient
 23160  358963      1      0  3        0x80  poll          dhclient
 74959  115946      0      0  3     0x14200  bored         smr
 88434  347845      0      0  3     0x14200  pgzero        zerothread
  4540  500295      0      0  3     0x14200  aiodoned      aiodoned
 86655  398511      0      0  3     0x14200  syncer        update
 96944  165617      0      0  3     0x14200  cleaner       cleaner
 90196  168795      0      0  3     0x14200  reaper        reaper
 22264  190850      0      0  3     0x14200  pgdaemon      pagedaemon
 54267  223785      0      0  3     0x14200  bored         crynlk
 10973   67692      0      0  3     0x14200  bored         crypto
  7207  110567      0      0  3     0x14200  bored         viomb
 96976   85760      0      0  3  0x40014200  acpi0         acpi0
 79350  109306      0      0  3  0x40014200                idle1
 48581  360594      0      0  3     0x14200  bored         softnet
 56492   64775      0      0  3     0x14200  bored         systqmp
  7968   73942      0      0  3     0x14200  bored         systq
 73106   80633      0      0  3  0x40014200  bored         softclock
 65918  107480      0      0  3  0x40014200                idle0
     1  267607      0      0  3        0x82  wait          init
     0       0     -1      0  3     0x10200  scheduler     swapper
ddb{1}> show all locks
Process 31191 (syz-executor7266) thread 0xffff8000211fed20 (511273)
exclusive kernel_lock &kernel_lock r = 0 (0xffffffff828d8de8)
#0  witness_lock+0x4b0 stacktrace_save sys/sys/stacktrace.h:36 [inline]
#0  witness_lock+0x4b0 sys/kern/subr_witness.c:1182
#1  ktrstruct+0xee
#2  sys_socketpair+0x3ed sys/kern/uipc_syscalls.c:470
#3  syscall+0x4a1 mi_syscall sys/sys/syscall_mi.h:102 [inline]
#3  syscall+0x4a1 sys/arch/amd64/amd64/trap.c:590
#4  Xsyscall+0x128
exclusive rwlock fdlock r = 0 (0xfffffd807001d068)
#0  witness_lock+0x4b0 stacktrace_save sys/sys/stacktrace.h:36 [inline]
#0  witness_lock+0x4b0 sys/kern/subr_witness.c:1182
#1  sys_socketpair+0x219
#2  syscall+0x4a1 mi_syscall sys/sys/syscall_mi.h:102 [inline]
#2  syscall+0x4a1 sys/arch/amd64/amd64/trap.c:590
#3  Xsyscall+0x128
ddb{1}> show malloc
           Type InUse  MemUse  HighUse   Limit  Requests Type Lim
         devbuf  9475   6411K    6412K  78643K     10565        0
            pcb    13      8K       8K  78643K        13        0
         rtable    61      2K       2K  78643K       119        0
         ifaddr    29      8K       8K  78643K        30        0
       counters    40     33K      33K  78643K        40        0
       ioctlops     0      0K       4K  78643K      1467        0
          mount     1      1K       1K  78643K         1        0
            log     0      0K       0K  78643K         1        0
         vnodes  1184     74K      75K  78643K      1191        0
      UFS quota     1     32K      32K  78643K         1        0
      UFS mount     5     36K      36K  78643K         5        0
            shm     2      1K       1K  78643K         2        0
         VM map     2      1K       1K  78643K         2        0
            sem     2      0K       0K  78643K         2        0
        dirhash    12      2K       2K  78643K        12        0
           ACPI  1697    195K     286K  78643K     12598        0
      file desc     1      0K       0K  78643K         1        0
           proc    59     63K      71K  78643K       357        0
    NFS srvsock     1      0K       0K  78643K         1        0
     NFS daemon     1     16K      16K  78643K         1        0
       in_multi    11      0K       0K  78643K        11        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    19     95K      95K  78643K        19        0
           exec     0      0K       2K  78643K       300        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   100      4K       5K  78643K      1437        0
       UVM aobj     3      2K       2K  78643K         3        0
        memdesc     1      4K       4K  78643K         1        0
    crypto data     1      1K       1K  78643K         1        0
            NDP     4      0K       0K  78643K         4        0
           temp    23   3965K    4029K  78643K      1685        0
         kqueue     2      2K       2K  78643K         2        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        2    0        0     1     0     1     1     0     8    0
plcache    128       20    0        0     1     0     1     1     0     8    0
rtpcb      120       15    0       13     1     0     1     1     0     8    0
rtentry    112       23    0        1     1     0     1     1     0     8    0
unpcb      120       45    0       29     1     0     1     1     0     8    0
syncache   296        5    0        5     2     1     1     1     0     8    1
tcpcb      736        8    0        5     1     0     1     1     0     8    0
inpcb      304       28    0       23     1     0     1     1     0     8    0
pfosfp      40     1428    0     1005     5     0     5     5     0     8    0
pfosfpen   112     1428    0      714    21     0    21    21     0     8    0
pfstitem    24        9    0        2     1     0     1     1     0     8    0
pfstkey    112        9    0        2     1     0     1     1     0     8    0
pfstate    320        9    0        2     1     0     1     1     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       97    0        0     7     0     7     7     0     8    0
art_table   32       98    0        0     1     0     1     1     0     8    0
art_node    16       22    0        2     1     0     1     1     0     8    0
dirhash    1024      17    0        0     3     0     3     3     0     8    0
dino2pl    256     1415    0       25    87     0    87    87     0     8    0
ffsino     272     1415    0       25    93     0    93    93     0     8    0
nchpl      144     1602    0       51    58     0    58    58     0     8    0
uvmvnodes   72     1425    0        0    26     0    26    26     0     8    0
vnodes     224     1425    0        0    84     0    84    84     0     8    0
namei      1024    3819    0     3819     2     1     1     1     0     8    1
percpumem   16       31    0        0     1     0     1     1     0     8    0
scxspl     216     3700    0     3700    11    10     1     8     0     8    1
plimitpl   152       14    0        8     1     0     1     1     0     8    0
sigapl     424      227    0      194     4     0     4     4     0     8    0
futexpl     56        8    0        7     1     0     1     1     0     8    0
knotepl    112        5    0        0     1     0     1     1     0     8    0
kqueuepl   168        1    0        0     1     0     1     1     0     8    0
pipepl     336       64    0       60     2     1     1     1     0     8    0
fdescpl    496      211    0      194     3     0     3     3     0     8    0
filepl     152      974    0      921     3     0     3     3     0     8    0
lockfpl    104        5    0        4     1     0     1     1     0     8    0
lockfspl    48        3    0        2     1     0     1     1     0     8    0
sessionpl  144       18    0        9     1     0     1     1     0     8    0
pgrppl      48       18    0        9     1     0     1     1     0     8    0
ucredpl     96       62    0       53     1     0     1     1     0     8    0
zombiepl   144      194    0      194     2     1     1     1     0     8    1
processpl  1080     227    0      194     3     0     3     3     0     8    0
procpl     672      236    0      200     4     0     4     4     0     8    0
sockpl     432       88    0       65     4     1     3     3     0     8    0
mcl4k      4096       3    0        0     1     0     1     1     0     8    0
mcl2k      2048      91    0        0    10     0    10    10     0     8    0
mtagpl      96        1    0        0     1     0     1     1     0     8    0
mbufpl     256       97    0        0     6     0     6     6     0     8    0
bufpl      280     2025    0       90   139     0   139   139     0     8    0
anonpl      24    30202    0    27664    19     3    16    16     0   186    0
amapchunkpl 152    2760    0     2574     9     1     8     8     0   158    0
amappl16   200       38    0       34     2     1     1     1     0     8    0
amappl15   192       51    0       46     1     0     1     1     0     8    0
amappl13   176       14    0       13     2     1     1     1     0     8    0
amappl12   168       24    0       21     1     0     1     1     0     8    0
amappl11   160       39    0       28     1     0     1     1     0     8    0
amappl10   152        6    0        2     1     0     1     1     0     8    0
amappl9    144      241    0      241     2     2     0     1     0     8    0
amappl8    136      241    0      235     1     0     1     1     0     8    0
amappl7    128       36    0       33     1     0     1     1     0     8    0
amappl6    120       82    0       73     1     0     1     1     0     8    0
amappl5    112      129    0      119     1     0     1     1     0     8    0
amappl4    104      475    0      452     1     0     1     1     0     8    0
amappl3     96       37    0       31     1     0     1     1     0     8    0
amappl2     88      346    0      307     1     0     1     1     0     8    0
amappl1     80     6732    0     6339    11     2     9     9     0     8    0
amappl      88     1230    0     1148     2     0     2     2     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      64        2    0        0     1     0     1     1     0     8    0
uaddrrnd    24      211    0      194     1     0     1     1     0     8    0
uaddrbest   32        2    0        0     1     0     1     1     0     8    0
uaddr       24      211    0      194     1     0     1     1     0     8    0
vmmpekpl   168     5473    0     5456     1     0     1     1     0     8    0
vmmpepl    168    20056    0    19092    47     4    43    43     0   357    1
vmsppl     368      210    0      194     2     0     2     2     0     8    0
rwobjpl     56     6220    0     5684    10     2     8     8     0     8    0
pdppl      4096     429    0      388    59    18    41    41     0     8    0
pvpl        32    98921    0    94409    42     5    37    37     0   265    0
pmappl     232      210    0      194     1     0     1     1     0     8    0
extentpl    40       58    0       40     1     0     1     1     0     8    0
phpool     112      279    0       23     8     0     8     8     0     8    0
ddb{1}> machine ddbcpu 0
Stopped at      x86_ipi_db+0x1a:        addq    $0x8,%rsp
ddb{0}> trace
x86_ipi_db(ffffffff826c9ff0) at x86_ipi_db+0x1a sys/arch/amd64/amd64/db_interface.c:352
x86_ipi_handler() at x86_ipi_handler+0xb7 sys/arch/amd64/amd64/ipi.c:106
Xresume_lapic_ipi() at Xresume_lapic_ipi+0x23
__mp_lock(ffffffff828d8be0) at __mp_lock+0x129 __mp_lock_spin sys/kern/kern_lock.c:116 [inline]
__mp_lock(ffffffff828d8be0) at __mp_lock+0x129 sys/kern/kern_lock.c:147
softintr_dispatch(0) at softintr_dispatch+0x4e sys/arch/amd64/amd64/softintr.c:90
Xsoftclock() at Xsoftclock+0x1f
end of kernel
end trace frame: 0x7f7ffffd9ba0, count: -6
ddb{0}> machine ddbcpu 1
Stopped at      db_enter+0x18:  addq    $0x8,%rsp
ddb{1}> trace
db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398
witness_checkorder(fffffd806d6e62c8,9,0) at witness_checkorder+0x108b
rw_enter(fffffd806d6e62b8,1) at rw_enter+0xd4
rrw_enter(fffffd806d6e62b8,1) at rrw_enter+0x88 sys/kern/kern_rwlock.c:461
VOP_LOCK(fffffd806d8c9690,2001) at VOP_LOCK+0x4b sys/kern/vfs_vops.c:614
vn_lock(fffffd806d8c9690,2001) at vn_lock+0x6c sys/kern/vfs_vnops.c:575
vget(fffffd806d8c9690,2001) at vget+0x1c6 sys/kern/vfs_subr.c:671
ktrwriteraw(ffff8000211fed20,fffffd806d8c9690,fffffd807f7b76c0,ffff8000212697a0,ffff800021269780) at ktrwriteraw+0x138 sys/kern/kern_ktrace.c:659
ktrstruct(ffff8000211fed20,ffffffff823b3070,ffff800021269888,8) at ktrstruct+0x169 ktrwrite2 sys/kern/kern_ktrace.c:627 [inline]
ktrstruct(ffff8000211fed20,ffffffff823b3070,ffff800021269888,8) at ktrstruct+0x169 sys/kern/kern_ktrace.c:311
sys_socketpair(ffff8000211fed20,ffff8000212698f8,ffff800021269940) at sys_socketpair+0x3ed sys/kern/uipc_syscalls.c:470
syscall(ffff8000212699c0) at syscall+0x4a1 mi_syscall sys/sys/syscall_mi.h:102 [inline]
syscall(ffff8000212699c0) at syscall+0x4a1 sys/arch/amd64/amd64/trap.c:590
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x2c811fa72b0, count: -12
ddb{1}> 

Crashes (667):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-openbsd-multicore 2021/03/29 05:23 openbsd 1e3e204afb9b a8529b82 .config log report syz C witness: reversal: lock order data missing
ci-openbsd-multicore 2021/03/04 17:32 openbsd 6f079c3dcc0d f89ed068 .config log report syz C witness: reversal: lock order data missing
ci-openbsd-multicore 2021/05/13 13:34 openbsd 836f221d18e3 ecb594cb .config log report witness: reversal: lock order data missing
ci-openbsd-multicore 2021/05/13 08:46 openbsd 836f221d18e3 ed7d41c5 .config log report witness: reversal: lock order data missing
ci-openbsd-multicore 2021/05/13 08:42 openbsd 836f221d18e3 ed7d41c5 .config log report witness: reversal: lock order data missing
ci-openbsd-setuid 2021/05/13 01:53 openbsd 265dce8574c1 ed7d41c5 .config log report witness: reversal: lock order data missing
ci-openbsd-multicore 2021/05/12 19:22 openbsd 265dce8574c1 ed7d41c5 .config log report witness: reversal: lock order data missing
ci-openbsd-multicore 2021/05/12 07:03 openbsd a3d93523efd5 86294427 .config log report witness: reversal: lock order data missing
ci-openbsd-multicore 2021/05/11 23:52 openbsd c34a0df36ba0 b3c3bb8e .config log report witness: reversal: lock order data missing
ci-openbsd-multicore 2021/05/11 18:46 openbsd c34a0df36ba0 b3c3bb8e .config log report witness: reversal: lock order data missing
ci-openbsd-multicore 2021/05/11 18:46 openbsd c34a0df36ba0 b3c3bb8e .config log report witness: reversal: lock order data missing
ci-openbsd-multicore 2021/05/11 14:53 openbsd c34a0df36ba0 ca873091 .config log report witness: reversal: lock order data missing
ci-openbsd-multicore 2021/05/11 01:45 openbsd 376de1a99157 ca873091 .config log report witness: reversal: lock order data missing
ci-openbsd-multicore 2021/05/10 12:18 openbsd 8dcb626a73eb ca873091 .config log report witness: reversal: lock order data missing
ci-openbsd-multicore 2021/05/10 01:52 openbsd a3b8ef658ea4 bc5434be .config log report witness: reversal: lock order data missing
ci-openbsd-multicore 2021/05/09 12:32 openbsd bc6284487636 bc5434be .config log report witness: reversal: lock order data missing
ci-openbsd-multicore 2021/05/09 12:29 openbsd bc6284487636 bc5434be .config log report witness: reversal: lock order data missing
ci-openbsd-multicore 2021/05/08 23:22 openbsd c01ef8ee1288 bc5434be .config log report witness: reversal: lock order data missing
ci-openbsd-multicore 2021/05/08 10:10 openbsd fc11865a1bba bc5434be .config log report witness: reversal: lock order data missing
ci-openbsd-multicore 2021/05/07 20:51 openbsd d34695b63e65 bc5434be .config log report witness: reversal: lock order data missing
ci-openbsd-multicore 2021/05/07 17:38 openbsd d16e26e779aa f6da8120 .config log report witness: reversal: lock order data missing
ci-openbsd-setuid 2021/05/07 04:45 openbsd 67a9c8684e25 06585184 .config log report witness: reversal: lock order data missing
ci-openbsd-multicore 2021/05/07 03:32 openbsd 19eaa4ad92cd 06585184 .config log report witness: reversal: lock order data missing
ci-openbsd-multicore 2021/05/06 15:39 openbsd 19eaa4ad92cd 06585184 .config log report witness: reversal: lock order data missing
ci-openbsd-multicore 2021/05/06 06:56 openbsd 2f4e7cfa05a8 06c27ff5 .config log report witness: reversal: lock order data missing
ci-openbsd-multicore 2021/05/06 05:31 openbsd 2f4e7cfa05a8 06c27ff5 .config log report witness: reversal: lock order data missing
ci-openbsd-multicore 2021/05/05 16:15 openbsd 68b10e9feb49 06c27ff5 .config log report witness: reversal: lock order data missing
ci-openbsd-multicore 2021/05/05 06:59 openbsd 3356529948a2 06c27ff5 .config log report witness: reversal: lock order data missing
ci-openbsd-multicore 2021/05/05 03:07 openbsd 3356529948a2 06c27ff5 .config log report witness: reversal: lock order data missing
ci-openbsd-multicore 2021/05/05 03:02 openbsd 3356529948a2 06c27ff5 .config log report witness: reversal: lock order data missing
ci-openbsd-multicore 2021/05/04 13:51 openbsd 4dcbda623f70 06c27ff5 .config log report witness: reversal: lock order data missing
ci-openbsd-multicore 2021/05/03 13:56 openbsd 06b6ba58f717 ad61f371 .config log report witness: reversal: lock order data missing
ci-openbsd-multicore 2021/05/03 05:02 openbsd d230494623c0 77e2b668 .config log report witness: reversal: lock order data missing
ci-openbsd-multicore 2021/05/02 22:33 openbsd 891dfedc2606 77e2b668 .config log report witness: reversal: lock order data missing
ci-openbsd-multicore 2021/05/02 15:52 openbsd 891dfedc2606 77e2b668 .config log report witness: reversal: lock order data missing
ci-openbsd-multicore 2021/05/02 15:51 openbsd 891dfedc2606 77e2b668 .config log report witness: reversal: lock order data missing
ci-openbsd-multicore 2021/05/02 02:31 openbsd c29afb189edb 77e2b668 .config log report witness: reversal: lock order data missing
ci-openbsd-multicore 2021/05/01 13:20 openbsd ffd633964d3c 77e2b668 .config log report witness: reversal: lock order data missing
ci-openbsd-multicore 2021/05/01 00:01 openbsd 155a0ed0ec01 77e2b668 .config log report witness: reversal: lock order data missing
ci-openbsd-multicore 2021/04/30 10:44 openbsd ae630881eacb 77e2b668 .config log report witness: reversal: lock order data missing
ci-openbsd-setuid 2021/04/30 08:15 openbsd 0f1536e80592 77e2b668 .config log report witness: reversal: lock order data missing
ci-openbsd-multicore 2021/04/29 21:22 openbsd 0f1536e80592 77e2b668 .config log report witness: reversal: lock order data missing
ci-openbsd-multicore 2021/04/29 21:21 openbsd 0f1536e80592 77e2b668 .config log report witness: reversal: lock order data missing
ci-openbsd-multicore 2021/04/29 08:10 openbsd 407d883bd54d 77e2b668 .config log report witness: reversal: lock order data missing
ci-openbsd-multicore 2021/04/28 18:55 openbsd e0ec952ccfe8 77e2b668 .config log report witness: reversal: lock order data missing
ci-openbsd-setuid 2021/04/28 05:25 openbsd 81367ccf7be2 77e2b668 .config log report witness: reversal: lock order data missing
ci-openbsd-multicore 2021/03/04 16:28 openbsd 6f079c3dcc0d f89ed068 .config log report witness: reversal: lock order data missing
* Struck through repros no longer work on HEAD.