panic: missing alias
Stopped at      db_enter+0x25:  addq    $0x8,%rsp
    TID    PID    UID     PRFLAGS     PFLAGS  CPU  COMMAND
 475227  97158      0           0          0    1  syz-executor
*332802  65042      0           0  0x4000000    0K syz-executor
db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438
panic(ffffffff8344dbc8) at panic+0x1e5 sys/kern/subr_prf.c:198
vgonel(fffffd8061aed7a8,ffff80003c3d2a88) at vgonel+0x663
checkalias(fffffd8061ae4378,11e5f,0) at checkalias+0x1ab sys/kern/vfs_subr.c:-1
cdevvp(11e5f,ffff800035791740) at cdevvp+0xd2 getdevvp sys/kern/vfs_subr.c:-1 [inline]
cdevvp(11e5f,ffff800035791740) at cdevvp+0xd2 sys/kern/vfs_subr.c:517
spec_open_clone(ffff800035791818) at spec_open_clone+0x1e2 sys/kern/spec_vnops.c:713
spec_open(ffff800035791818) at spec_open+0x319 sys/kern/spec_vnops.c:148
VOP_OPEN(fffffd8061ae4450,1,fffffd80097fd680,ffff80003c3d2a88) at VOP_OPEN+0x8b sys/kern/vfs_vops.c:138
vn_open(ffff800035791a68,201,c0) at vn_open+0x7a5 sys/kern/vfs_vnops.c:183
doopenat(ffff80003c3d2a88,ffffff9c,200000000000,200,c0,0,cd4ab4dbbc52bd07) at doopenat+0x35b sys/kern/vfs_syscalls.c:1161
sys_open(ffff80003c3d2a88,ffff800035791d20,ffff800035791c70) at sys_open+0x59 sys/kern/vfs_syscalls.c:1063
syscall(ffff800035791d20) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff800035791d20) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x2510ede6690, count: 2
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}>