uvm_fault(fffffd8073d06a60,4dd65605000,0,4) at uvm_fault+0x255 sys/uvm/uvm_fault.c:637
upageflttrap(ffff80002f0f5010,4dd656057b0) at upageflttrap+0x8e sys/arch/amd64/amd64/trap.c:188
usertrap(ffff80002f0f5010) at usertrap+0x22a sys/arch/amd64/amd64/trap.c:436
recall_trap() at recall_trap+0x8
end of kernel
end trace frame: 0x4e00bd852c0, count: -21
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(ffffffff828926d1) at panic+0x17b sys/kern/subr_prf.c:198
vop_generic_badop(ffff8000373a18b8) at vop_generic_badop+0x1f sys/kern/vfs_default.c:133
VOP_STRATEGY(fffffd8068c726e8,fffffd80745c6258) at VOP_STRATEGY+0x9f sys/kern/vfs_vops.c:628
bwrite(fffffd80745c6258) at bwrite+0x1d3 sys/kern/vfs_bio.c:757
VOP_BWRITE(fffffd80745c6258) at VOP_BWRITE+0x4e sys/kern/vfs_vops.c:640
ufs_mkdir(ffff8000373a1b30) at ufs_mkdir+0x445 sys/ufs/ufs/ufs_vnops.c:1165
VOP_MKDIR(fffffd80696807b0,ffff8000373a1c90,ffff8000373a1cc0,ffff8000373a1bc0) at VOP_MKDIR+0xc3 sys/kern/vfs_vops.c:388
domkdirat(ffff80002bcb8030,ffffff9c,75f2d93937a0,1ff) at domkdirat+0x125 sys/kern/vfs_syscalls.c:3077
syscall(ffff8000373a1e40) at syscall+0x854 mi_syscall sys/sys/syscall_mi.h:180 [inline]
syscall(ffff8000373a1e40) at syscall+0x854 sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x75f2d9393810, count: 4
ddb{1}> trace
db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437
panic(ffffffff828926d1) at panic+0x17b sys/kern/subr_prf.c:198
vop_generic_badop(ffff8000373a18b8) at vop_generic_badop+0x1f sys/kern/vfs_default.c:133
VOP_STRATEGY(fffffd8068c726e8,fffffd80745c6258) at VOP_STRATEGY+0x9f sys/kern/vfs_vops.c:628
bwrite(fffffd80745c6258) at bwrite+0x1d3 sys/kern/vfs_bio.c:757
VOP_BWRITE(fffffd80745c6258) at VOP_BWRITE+0x4e sys/kern/vfs_vops.c:640
ufs_mkdir(ffff8000373a1b30) at ufs_mkdir+0x445 sys/ufs/ufs/ufs_vnops.c:1165
VOP_MKDIR(fffffd80696807b0,ffff8000373a1c90,ffff8000373a1cc0,ffff8000373a1bc0) at VOP_MKDIR+0xc3 sys/kern/vfs_vops.c:388
domkdirat(ffff80002bcb8030,ffffff9c,75f2d93937a0,1ff) at domkdirat+0x125 sys/kern/vfs_syscalls.c:3077
syscall(ffff8000373a1e40) at syscall+0x854 mi_syscall sys/sys/syscall_mi.h:180 [inline]
syscall(ffff8000373a1e40) at syscall+0x854 sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x75f2d9393810, count: -11