syzbot


uvm_fault: dovutimens

Status: upstream: reported on 2026/03/25 00:18
Reported-by: syzbot+5c4d0d721f4b850a14d6@syzkaller.appspotmail.com
First crash: 3d23h, last: now

Sample crash report:
uvm_fault(0xfffffd806dcbc8b8, 0x70, 0, 1) -> e
kernel: page fault trap, code=0
Stopped at      dovutimens+0x368:       movl    0x70(%rax),%r12d
    TID    PID    UID     PRFLAGS     PFLAGS  CPU  COMMAND
* 48278  37124      0           0  0x4000000    0  syz-executor
dovutimens(ffff80002a7462a0,fffffd8066540710,ffff800039cdf8a0) at dovutimens+0x368 sys/kern/vfs_syscalls.c:2771
sys_futimes(ffff80002a7462a0,ffff800039cdf9e0,ffff800039cdf930) at sys_futimes+0x208 sys/kern/vfs_syscalls.c:2813
syscall(ffff800039cdf9e0) at syscall+0x962 mi_syscall sys/sys/syscall_mi.h:-1 [inline]
syscall(ffff800039cdf9e0) at syscall+0x962 sys/arch/amd64/amd64/trap.c:783
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0xef8587e2bf0, count: 11
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(0xfffffd806dcbc8b8, 0x70, 0, 1) -> e
ddb> trace
dovutimens(ffff80002a7462a0,fffffd8066540710,ffff800039cdf8a0) at dovutimens+0x368 sys/kern/vfs_syscalls.c:2771
sys_futimes(ffff80002a7462a0,ffff800039cdf9e0,ffff800039cdf930) at sys_futimes+0x208 sys/kern/vfs_syscalls.c:2813
syscall(ffff800039cdf9e0) at syscall+0x962 mi_syscall sys/sys/syscall_mi.h:-1 [inline]
syscall(ffff800039cdf9e0) at syscall+0x962 sys/arch/amd64/amd64/trap.c:783
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0xef8587e2bf0, count: -4
ddb> show registers
rdi                                0
rsi                                0
rbp               0xffff800039cdf870
rbx                                0
rdx                                0
rcx                                0
rax                                0
r8                    0x7f7fffffc000
r9                                 0
r10               0x95514ac674b9c336
r11               0x40a33f473c3d24de
r12               0xffff800039cdf8a0
r13                                0
r14               0xfffffd8066540710
r15               0xffff80002a7462a0
rip               0xffffffff81aa7f18    dovutimens+0x368
cs                               0x8
rflags                       0x10246    __ALIGN_SIZE+0xf246
rsp               0xffff800039cdf770
ss                              0x10
dovutimens+0x368:       movl    0x70(%rax),%r12d
ddb> show proc
PROC (syz-executor) tid=48278 pid=37124 tcnt=2 stat=onproc
    flags process=0 proc=4000000<THREAD>
    runpri=32, usrpri=80, slppri=32, nice=20
    wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0
    forw=0xffffffffffffffff, list=0xffff80002a7474c8,0xffff80003c0f3788
    process=0xffff8000ffff9698 user=0xffff800039cda000, vmspace=0xfffffd806dcbc8b8
    estcpu=30, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0
ddb> ps
   PID     TID   PPID    UID  S       FLAGS  WAIT          COMMAND
 70083  199694   3380      0  2           0                syz-executor
 70083  339338   3380      0  3   0x4000080  fsleep        syz-executor
 32529  127285   9662      0  2           0                syz-executor
 32529  209853   9662      0  3   0x4000080  ttyin         syz-executor
 36236  475300  65862      0  2     0x82000                syz-executor
 36236  249357  65862      0  3   0x4002000  suspend       syz-executor
  1534  351720  33738      0  2           0                syz-executor
  1534  289420  33738      0  3   0x4000080  fsleep        syz-executor
  1534  198529  33738      0  3   0x4000080  fsleep        syz-executor
 37124   30686  69368      0  2           0                syz-executor
*37124   48278  69368      0  7   0x4000000                syz-executor
 52299  449097      1      0  3        0x82  nanoslp       getty
 96568  183555      0      0  3     0x14200  acct          acct
 39963  213362  30570      0  3        0x80  nanoslp       syz-executor
 39963  318128  30570      0  3   0x4000080  msgwait       syz-executor
 39963  235326  30570      0  3   0x4000080  fsleep        syz-executor
  3380  167914  63710      0  3        0x82  nanoslp       syz-executor
 65862  148169  63710      0  3        0x82  nanoslp       syz-executor
 30570   79249  63710      0  2       0xc82                syz-executor
  9662  189493  63710      0  2       0xc82                syz-executor
 30591  506300  63710      0  3        0x82  wait          syz-executor
 33738  213095  63710      0  3        0x82  nanoslp       syz-executor
 20124  398179  63710      0  3        0x82  nanoslp       syz-executor
 69368  237505  63710      0  3        0x82  nanoslp       syz-executor
 63710  468475      1      0  3        0x82  kqread        syz-executor
 85671  316021      0      0  3     0x14200  bored         smr
 56369   39586      0      0  2     0x14200                zerothread
 65137  262284      0      0  3     0x14200  aiodoned      aiodoned
 61172  276514      0      0  3     0x14200  syncer        update
 10477  355321      0      0  3     0x14200  cleaner       cleaner
 38787  511206      0      0  3     0x14200  reaper        reaper
 88062  513702      0      0  3     0x14200  pgdaemon      pagedaemon
 97046  390377      0      0  3     0x14200  bored         viomb
 12607  405110      0      0  3  0x40014200  acpi0         acpi0
 25925   14065      0      0  3     0x14200  bored         softnet0
 79961  296131      0      0  3     0x14200  bored         systqmp
 19711   23184      0      0  3     0x14200  bored         systq
 27974  462477      0      0  3  0x40014200  tmoslp        softclock
 56889  388237      0      0  3  0x40014200                idle0
     1    5799      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 11038  12145K   12656K 166960K     12340        0
            pcb    17     12K      12K 166960K        27        0
         rtable   225      7K       8K 166960K       377        0
             pf    29     12K      13K 166960K        37        0
         ifaddr    38      6K       7K 166960K        47        0
        ifgroup    46      2K       2K 166960K        56        0
         sysctl     1      1K       9K 166960K         5        0
       counters    32     17K      18K 166960K        39        0
       ioctlops     0      0K       4K 166960K        42        0
            iov     0      0K       4K 166960K         1        0
          mount     1      1K       1K 166960K         1        0
            log     1      0K       0K 166960K         5        0
         vnodes  1328     84K      84K 166960K      1444        0
      UFS quota     1     32K      32K 166960K         1        0
      UFS mount     5     36K      36K 166960K         5        0
            shm     2      1K       5K 166960K         3        0
         VM map     2      1K       1K 166960K         2        0
            sem     3      0K       0K 166960K         3        0
        dirhash    12      2K       2K 166960K        12        0
           ACPI  1692    195K     286K 166960K     12470        0
      file desc    17     65K      81K 166960K       197        0
           proc    21     33K     100K 166960K       513        0
        subproc    72      4K       4K 166960K        72        0
    NFS srvsock     1      0K       0K 166960K         1        0
     NFS daemon     1     16K      16K 166960K         1        0
    ip_moptions     0      0K       0K 166960K         8        0
       in_multi    88      6K       7K 166960K       100        0
    ether_multi     1      0K       0K 166960K         1        0
            mrt     0      0K       0K 166960K         5        0
    ISOFS mount     1     32K      32K 166960K         1        0
  MSDOSFS mount     1     16K      16K 166960K         1        0
           ttys    55    254K     254K 166960K        55        0
           exec     0      0K       1K 166960K       435        0
   fusefs mount     1     32K      32K 166960K         1        0
            tdb     3      0K       0K 166960K         3        0
        VM swap     8     62K      64K 166960K        10        0
       UVM amap   143     82K     166K 166960K      3480        0
       UVM aobj     4      2K       2K 166960K         6        0
     pinsyscall    20     40K      90K 166960K      1285        0
        memdesc     1      4K       4K 166960K         1        0
    crypto data     1      1K       1K 166960K         1        0
    ip6_options     0      0K       0K 166960K         9        0
            NDP    10      0K       2K 166960K        30        0
           temp    39   9063K    9159K 166960K      4527        0
         kqueue     1      2K      26K 166960K        29        0
      SYN cache     2     16K      16K 166960K         2        0
ddb> show all pools
Name      Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle
rtpcb      120       40    0       39     1     0     1     1     0     8    0
rtentry    136      112    0       13     4     0     4     4     0     8    0
unpcb      144       91    0       91     2     0     2     2     0     8    2
syncache   336        3    0        3     1     0     1     1     0     8    1
tcpcb      736       18    0       17     1     0     1     1     0     8    0
arp         96       18    0        2     1     0     1     1     0     8    0
inpcb      328       94    0       93     2     0     2     2     0     8    1
nd6        112       25    0        4     1     0     1     1     0     8    0
pkpcb       40        1    0        1     1     0     1     1     0     8    1
kcovpl      48        8    0        0     1     0     1     1     0     8    0
ppxss      1072       6    0        6     1     0     1     1     0     8    1
pfrule     1360       1    0        0     1     0     1     1     0     8    0
art_heap8  4096       1    0        0     1     0     1     1     0     8    0
art_heap4  256      454    0       46    29     0    29    29     0     8    2
art_table   40      455    0       46     5     0     5     5     0     8    0
art_node    32      112    0       22     1     0     1     1     0     8    0
sysvmsgpl   40        6    0        5     1     0     1     1     0     8    0
semapl     112        1    0        0     1     0     1     1     0     8    0
shmpl      112        3    0        2     1     0     1     1     0     8    0
dirhash    1024      17    0        0     3     0     3     3     0     8    0
dino2pl    256     1682    0      210    92     0    92    92     0     8    0
ffsino     256     1682    0      210    92     0    92    92     0     8    0
nchpl      144     1962    0      260    64     0    64    64     0     8    0
rtmask      32        2    0        2     1     0     1     1     0     8    1
vnodes     216     1823    0        0   102     0   102   102     0     8    0
namei      1024    5881    0     5881     2     0     2     2     0     8    2
kstatmem   264       28    0        8     2     0     2     2     0     8    0
scxspl     216     7896    0     7896     8     0     8     8     1     8    8
plimitpl   152       30    0       19     1     0     1     1     0     8    0
sigapl     424      490    0      456     6     0     6     6     0     8    1
knotepl    120     4583    0     4566     2     0     2     2     0     8    0
kqueuepl   184       32    0       31     1     0     1     1     0     8    0
pipepl     304      122    0       95     3     0     3     3     0     8    0
fdescpl    448      476    0      456     4     0     4     4     0     8    0
filepl     120     1819    0     1653     8     0     8     8     0     8    0
lockfpl    104       39    0       39     1     0     1     1     0     8    1
lockfspl    48       17    0       17     1     0     1     1     0     8    1
sessionpl  144       27    0       24     1     0     1     1     0     8    0
pgrppl      48       35    0       24     1     0     1     1     0     8    0
ucredpl    104      161    0      158     1     0     1     1     0     8    0
zombiepl   144      458    0      456     1     0     1     1     0     8    0
processpl  1152     490    0      456     4     0     4     4     0     8    0
procpl     664      594    0      552     5     0     5     5     0     8    0
sockpl     552      227    0      225     5     0     5     5     0     8    3
mcl64k     65536      2    0        2     1     0     1     1     0     8    1
mcl12k     12288      1    0        1     1     0     1     1     0     8    1
mcl8k      8192       4    0        4     1     0     1     1     0     8    1
mcl4k      4096    2539    0     2490    14     0    14    14     0     8    7
mcl2k      2048     175    0      165     2     0     2     2     0     8    0
mtagpl      96        7    0        4     1     0     1     1     0     8    0
mbufpl     256     4754    0     4570    14     0    14    14     0     8    2
bufpl      280     3800    0      102   265     0   265   265     0     8    0
anonpl      24   100727    0    99113    31     0    31    31     0   187    9
amapchunkpl 152   10091    0     9706    21     0    21    21     0   158    3
amappl16   200     1600    0     1582     5     0     5     5     0     8    3
amappl15   192       57    0       57     1     0     1     1     0     8    1
amappl14   184      404    0      404     1     0     1     1     0     8    1
amappl13   176      120    0      119     1     0     1     1     0     8    0
amappl12   168      709    0      690     2     0     2     2     0     8    0
amappl11   160        9    0        9     1     0     1     1     0     8    1
amappl10   152       60    0       60     1     0     1     1     0     8    1
amappl9    144      289    0      289     1     0     1     1     0     8    1
amappl8    136      115    0      115     1     0     1     1     0     8    1
amappl7    128      164    0      162     1     0     1     1     0     8    0
amappl6    120      150    0      149     1     0     1     1     0     8    0
amappl5    112       92    0       91     1     0     1     1     0     8    0
amappl4    104      356    0      354     1     0     1     1     0     8    0
amappl3     96     1818    0     1732     3     0     3     3     0     8    0
amappl2     88      571    0      563     2     0     2     2     0     8    0
amappl1     80     9263    0     9143    13     0    13    13     0     8    4
amappl      88     2754    0     2626     4     0     4     4     0    92    0
uvmvnodes   80       96    0        0     2     0     2     2     0     8    0
dma4096    4096       1    0        1     1     0     1     1     0     8    1
dma1024    1024       1    0        0     1     0     1     1     0     8    0
dma256     256        6    0        6     1     0     1     1     0     8    1
dma128     128      253    0      253     1     0     1     1     0     8    1
dma64       64        6    0        6     1     0     1     1     0     8    1
dma32       32        7    0        7     1     0     1     1     0     8    1
dma16       16       18    0       17     1     0     1     1     0     8    0
aobjpl      72        5    0        2     1     0     1     1     0     8    0
uaddrrnd    24      476    0      456     1     0     1     1     0     8    0
uaddrbest   32        2    0        0     1     0     1     1     0     8    0
uaddr       24      476    0      456     1     0     1     1     0     8    0
vmmpekpl   168     5559    0     5531     2     0     2     2     0     8    0
vmmpepl    168    38594    0    37703    81     0    81    81     0   357   36
vmsppl     368      475    0      456     4     0     4     4     0     8    1
rwobjpl     40    13755    0    13336    11     0    11    11     0     8    0
pdppl      4096     958    0      912    94    28    66    74     0     8   20
pvpl        32   232384    0   227778    75     0    75    75     0   265   28
pmappl     216      475    0      456     2     0     2     2     0     8    0
extentpl    40       45    0       27     1     0     1     1     0     8    0
phpool     112      359    0       28    10     0    10    10     0     8    0
ddb> machine ddbcpu 0
No such command
ddb> trace
dovutimens(ffff80002a7462a0,fffffd8066540710,ffff800039cdf8a0) at dovutimens+0x368 sys/kern/vfs_syscalls.c:2771
sys_futimes(ffff80002a7462a0,ffff800039cdf9e0,ffff800039cdf930) at sys_futimes+0x208 sys/kern/vfs_syscalls.c:2813
syscall(ffff800039cdf9e0) at syscall+0x962 mi_syscall sys/sys/syscall_mi.h:-1 [inline]
syscall(ffff800039cdf9e0) at syscall+0x962 sys/arch/amd64/amd64/trap.c:783
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0xef8587e2bf0, count: -4
ddb> 

Crashes (10261):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/03/28 23:19 openbsd cc88cbeddb7d 4b3d9a38 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: dovutimens
2026/03/28 23:04 openbsd b39c1312a589 4b3d9a38 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore uvm_fault: dovutimens
2026/03/28 22:54 openbsd b39c1312a589 4b3d9a38 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore uvm_fault: dovutimens
2026/03/28 22:42 openbsd b39c1312a589 4b3d9a38 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore uvm_fault: dovutimens
2026/03/28 22:27 openbsd cc88cbeddb7d 4b3d9a38 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: dovutimens
2026/03/28 22:17 openbsd cc88cbeddb7d 4b3d9a38 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: dovutimens
2026/03/28 22:05 openbsd b39c1312a589 4b3d9a38 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore uvm_fault: dovutimens
2026/03/28 21:50 openbsd b39c1312a589 4b3d9a38 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore uvm_fault: dovutimens
2026/03/28 21:40 openbsd cc88cbeddb7d 4b3d9a38 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: dovutimens
2026/03/28 21:33 openbsd b39c1312a589 4b3d9a38 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore uvm_fault: dovutimens
2026/03/28 21:20 openbsd cc88cbeddb7d 4b3d9a38 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: dovutimens
2026/03/28 21:08 openbsd b39c1312a589 4b3d9a38 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore uvm_fault: dovutimens
2026/03/28 20:52 openbsd cc88cbeddb7d 4b3d9a38 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: dovutimens
2026/03/28 20:44 openbsd b39c1312a589 4b3d9a38 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore uvm_fault: dovutimens
2026/03/28 20:32 openbsd cc88cbeddb7d 4b3d9a38 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: dovutimens
2026/03/28 20:21 openbsd b39c1312a589 4b3d9a38 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore uvm_fault: dovutimens
2026/03/28 20:09 openbsd b39c1312a589 4b3d9a38 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore uvm_fault: dovutimens
2026/03/28 19:58 openbsd b39c1312a589 4b3d9a38 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore uvm_fault: dovutimens
2026/03/28 19:48 openbsd cc88cbeddb7d 4b3d9a38 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: dovutimens
2026/03/28 19:34 openbsd cc88cbeddb7d 4b3d9a38 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: dovutimens
2026/03/28 19:18 openbsd cc88cbeddb7d 4b3d9a38 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: dovutimens
2026/03/28 19:05 openbsd cc88cbeddb7d 4b3d9a38 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: dovutimens
2026/03/28 18:50 openbsd cc88cbeddb7d 4b3d9a38 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: dovutimens
2026/03/28 18:31 openbsd b39c1312a589 4b3d9a38 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore uvm_fault: dovutimens
2026/03/28 18:15 openbsd cc88cbeddb7d 4b3d9a38 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: dovutimens
2026/03/28 18:03 openbsd b39c1312a589 4b3d9a38 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore uvm_fault: dovutimens
2026/03/28 17:51 openbsd b39c1312a589 4b3d9a38 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore uvm_fault: dovutimens
2026/03/28 17:04 openbsd 9d790fdba930 4b3d9a38 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore uvm_fault: dovutimens
2026/03/28 16:53 openbsd 9d790fdba930 4b3d9a38 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: dovutimens
2026/03/28 16:53 openbsd 9d790fdba930 4b3d9a38 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore uvm_fault: dovutimens
2026/03/28 16:47 openbsd 9d790fdba930 4b3d9a38 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: dovutimens
2026/03/28 16:36 openbsd 9d790fdba930 4b3d9a38 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: dovutimens
2026/03/28 16:26 openbsd 9d790fdba930 4b3d9a38 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: dovutimens
2026/03/28 16:11 openbsd 9d790fdba930 4b3d9a38 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore uvm_fault: dovutimens
2026/03/28 16:03 openbsd 9d790fdba930 4b3d9a38 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore uvm_fault: dovutimens
2026/03/28 15:48 openbsd 9d790fdba930 4b3d9a38 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: dovutimens
2026/03/28 15:38 openbsd 9d790fdba930 4b3d9a38 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore uvm_fault: dovutimens
2026/03/28 15:27 openbsd 9d790fdba930 4b3d9a38 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: dovutimens
2026/03/28 15:14 openbsd 9d790fdba930 4b3d9a38 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: dovutimens
2026/03/28 15:03 openbsd 9d790fdba930 4b3d9a38 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore uvm_fault: dovutimens
2026/03/28 14:53 openbsd 9d790fdba930 4b3d9a38 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: dovutimens
2026/03/28 14:43 openbsd 9d790fdba930 4b3d9a38 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: dovutimens
2026/03/28 14:34 openbsd 9d790fdba930 4b3d9a38 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore uvm_fault: dovutimens
2026/03/25 00:18 openbsd 87dc1fa97379 35e4ff71 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main uvm_fault: dovutimens
* Struck through repros no longer work on HEAD.