uvm_fault(0xffffffff83ab44f0, 0xffff8000254b3f08, 0, 1) -> d
kernel: page fault trap, code=0
Stopped at      ffs2_balloc+0xa0d:      movq    0(%rcx,%rax,8),%r14
    TID    PID    UID     PRFLAGS     PFLAGS  CPU  COMMAND
*327156  15665      0      0x1000  0x4080000    0K syz-executor
 440075  69868      0     0x14000      0x200    1  reaper
ffs2_balloc(fffffd806c84f4c0,fb4000,4000,fffffd80097fd548,2,ffff8000363c99d8) at ffs2_balloc+0xa0d sys/ufs/ffs/ffs_balloc.c:614
ffs_write(ffff8000363c9a60) at ffs_write+0x4f9 sys/ufs/ffs/ffs_vnops.c:345
VOP_WRITE(fffffd806ab40018,ffff8000363c9c18,7,fffffd80097fd548) at VOP_WRITE+0x101 sys/kern/vfs_vops.c:245
vn_write(fffffd8060a677d8,ffff8000363c9c18,0) at vn_write+0x1d3 sys/kern/vfs_vnops.c:408
dofilewritev(ffff80002a242540,5,ffff8000363c9c18,0,ffff8000363c9cd0) at dofilewritev+0x2bd sys/kern/sys_generic.c:384
sys_write(ffff80002a242540,ffff8000363c9d80,ffff8000363c9cd0) at sys_write+0xa2 sys/kern/sys_generic.c:300
syscall(ffff8000363c9d80) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff8000363c9d80) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x70b1ead0650, count: 7
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{0}> 
ddb{0}> set $lines = 0
ddb{0}>