uvm_fault(fffffd8064e9b6e8,b4c6f9dc000,0,4) at uvm_fault+0x255 sys/uvm/uvm_fault.c:637
upageflttrap(ffff80002bc922f0,b4c6f9dca17) at upageflttrap+0x8e sys/arch/amd64/amd64/trap.c:188
usertrap(ffff80002bc922f0) at usertrap+0x22a sys/arch/amd64/amd64/trap.c:436
recall_trap() at recall_trap+0x8
end of kernel
end trace frame: 0x75f424e73360, count: -19
ddb{0}> machine ddbcpu 1
Stopped at      db_enter+0x1c:  addq    $0x8,%rsp
db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437
panic(ffffffff8289381b) at panic+0x17b sys/kern/subr_prf.c:198
vop_generic_badop(ffff80002f0d79e8) at vop_generic_badop+0x1f sys/kern/vfs_default.c:133
VOP_STRATEGY(fffffd806a786478,fffffd8056caf470) at VOP_STRATEGY+0x9f sys/kern/vfs_vops.c:628
bwrite(fffffd8056caf470) at bwrite+0x1d3 sys/kern/vfs_bio.c:757
VOP_BWRITE(fffffd8056caf470) at VOP_BWRITE+0x4e sys/kern/vfs_vops.c:640
ufs_mkdir(ffff80002f0d7c60) at ufs_mkdir+0x445 sys/ufs/ufs/ufs_vnops.c:1165
VOP_MKDIR(fffffd8074c626f0,ffff80002f0d7dc0,ffff80002f0d7df0,ffff80002f0d7cf0) at VOP_MKDIR+0xc3 sys/kern/vfs_vops.c:388
domkdirat(ffff80002a23afa0,ffffff9c,7208b51d9160,1ff) at domkdirat+0x125 sys/kern/vfs_syscalls.c:3077
syscall(ffff80002f0d7f70) at syscall+0x854 mi_syscall sys/sys/syscall_mi.h:180 [inline]
syscall(ffff80002f0d7f70) at syscall+0x854 sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7208b51d91d0, count: 4
ddb{1}> trace
db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437
panic(ffffffff8289381b) at panic+0x17b sys/kern/subr_prf.c:198
vop_generic_badop(ffff80002f0d79e8) at vop_generic_badop+0x1f sys/kern/vfs_default.c:133
VOP_STRATEGY(fffffd806a786478,fffffd8056caf470) at VOP_STRATEGY+0x9f sys/kern/vfs_vops.c:628
bwrite(fffffd8056caf470) at bwrite+0x1d3 sys/kern/vfs_bio.c:757
VOP_BWRITE(fffffd8056caf470) at VOP_BWRITE+0x4e sys/kern/vfs_vops.c:640
ufs_mkdir(ffff80002f0d7c60) at ufs_mkdir+0x445 sys/ufs/ufs/ufs_vnops.c:1165
VOP_MKDIR(fffffd8074c626f0,ffff80002f0d7dc0,ffff80002f0d7df0,ffff80002f0d7cf0) at VOP_MKDIR+0xc3 sys/kern/vfs_vops.c:388
domkdirat(ffff80002a23afa0,ffffff9c,7208b51d9160,1ff) at domkdirat+0x125 sys/kern/vfs_syscalls.c:3077
syscall(ffff80002f0d7f70) at syscall+0x854 mi_syscall sys/sys/syscall_mi.h:180 [inline]
syscall(ffff80002f0d7f70) at syscall+0x854 sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7208b51d91d0, count: -11