uvm_fault(0xffffffff83949d90, 0xffff8000299f5ff8, 0, 1) -> d
kernel: page fault trap, code=0
Stopped at      ffs_indirtrunc+0x689:   movq    0(%rax,%rbx,8),%rbx
    TID    PID    UID     PRFLAGS     PFLAGS  CPU  COMMAND
*355775  43844      0         0x2          0    0  syz-executor
ffs_indirtrunc(fffffd8069e1d200,fffffffffffffff4,97da0,ffffffffffffffff,0,ffff80002a81d5c8) at ffs_indirtrunc+0x689 sys/ufs/ffs/ffs_inode.c:495
ffs_truncate(fffffd8069e1d200,0,0,ffffffffffffffff) at ffs_truncate+0x1036 sys/ufs/ffs/ffs_inode.c:297
ufs_inactive(ffff80002a81d720) at ufs_inactive+0x1ff sys/ufs/ufs/ufs_inode.c:84
VOP_INACTIVE(fffffd806885f440,ffff80002a787c98) at VOP_INACTIVE+0xfb sys/kern/vfs_vops.c:498
vput(fffffd806885f440) at vput+0xdc sys/kern/vfs_subr.c:789
VOP_REMOVE(fffffd806885f7a0,fffffd806885f440,ffff80002a81d888) at VOP_REMOVE+0x199 sys/kern/vfs_vops.c:336
dounlinkat(ffff80002a787c98,ffffff9c,76c5863777c0,0) at dounlinkat+0x1c4 sys/kern/vfs_syscalls.c:1923
syscall(ffff80002a81d9f0) at syscall+0x962 mi_syscall sys/sys/syscall_mi.h:-1 [inline]
syscall(ffff80002a81d9f0) at syscall+0x962 sys/arch/amd64/amd64/trap.c:783
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x76c586377c70, count: 6
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>