uvm_fault(0xffffffff83a0a918, 0xffff800025ff4900, 0, 2) -> d
kernel: page fault trap, code=2
Stopped at      memcpy+0x19:    repe movsq      (%rsi),%es:(%rdi)
    TID    PID    UID     PRFLAGS     PFLAGS  CPU  COMMAND
* 72433  69725      0         0x2          0    0  syz-executor
memcpy() at memcpy+0x19
ufs_inactive(ffff80002a857a40) at ufs_inactive+0x2de sys/ufs/ufs/ufs_inode.c:95
VOP_INACTIVE(fffffb0068602020,ffff80002a726538) at VOP_INACTIVE+0xfb sys/kern/vfs_vops.c:498
vput(fffffb0068602020) at vput+0xdc sys/kern/vfs_subr.c:789
vn_closefile(fffffb006e506440,ffff80002a726538) at vn_closefile+0x131 sys/kern/vfs_vnops.c:623
fdrop(fffffb006e506440,ffff80002a726538) at fdrop+0x121 sys/kern/kern_descrip.c:1281
closef(fffffb006e506440,ffff80002a726538) at closef+0x190 sys/kern/kern_descrip.c:1265
syscall(ffff80002a857ca0) at syscall+0x962 mi_syscall sys/sys/syscall_mi.h:-1 [inline]
syscall(ffff80002a857ca0) at syscall+0x962 sys/arch/amd64/amd64/trap.c:783
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7aa0d9c7a0c0, 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> set $maxwidth = 0
ddb>