On Fri, Mar 13, 2026 at 08:28:04PM +0500, Nikita Kandinov wrote:
> -current 7.9-beta GENERIC.MP#307 amd64
>
> vmm can not start any virtual machine. The problem occures since
> 2026-03-13-0105 snapshot, build date Thu Mar 12 17:18:18 UTC 2026.
>
> On the previous snapshots (e.g. by 2026-03-12-0105, 2026-03-11-0105)
> there is no trouble with vmm.
>
> Log:
> vmctl: start vm command failed: Cannot allocate memory
> Mar 13 18:54:56 openbsd vmd[20675]: debian: failed to start vm
Same problem here, looks like a pledge violation in libc
kern.version=OpenBSD 7.9-beta (GENERIC.MP) #307: Thu Mar 12 18:12:37 MDT 2026
[email protected]:/usr/src/sys/arch/amd64/compile/GENERIC.MP
18913 vmd CALL open(0x8b9fe1e9c73,0x2<O_RDWR>)
18913 vmd PLDG open, "rpath", errno 1 Operation not permitted
18913 vmd PSIG SIGABRT SIG_DFL
Core was generated by `vmd'.
Program terminated with signal SIGABRT, Aborted.
#0 _thread_sys_open () at /tmp/-:2
warning: 2 /tmp/-: No such file or directory
(gdb) bt
#0 _thread_sys_open () at /tmp/-:2
#1 0xfb35274babbbaf91 in ?? ()
#2 0x00000e6191e91ec1 in _libc_open_cancel (path=0xe5ea45cdc73 "/dev/null",
flags=2) at /usr/src/lib/libc/sys/w_open.c:36
#3 0x00000e5ea45e0e03 in vmm_start_vm (imsg=0x7a6e5e452010,
id=0x7a6e5e451fb4, pid=0x7a6e5e451fb0) at /usr/src/usr.sbin/vmd/vmm.c:698
#4 0x00000e5ea45e0468 in vmm_dispatch_parent (fd=<optimized out>,
p=<optimized out>, imsg=0x7a6e5e452010) at /usr/src/usr.sbin/vmd/vmm.c:144
#5 0x00000e5ea45dd770 in proc_dispatch (fd=3, event=<optimized out>,
arg=0xe60c0b906b8) at /usr/src/usr.sbin/vmd/proc.c:487
#6 0x00000e615502d038 in event_process_active (base=0xe611988ec00)
at /usr/src/lib/libevent/event.c:333
#7 event_base_loop (base=0xe611988ec00, flags=0)
at /usr/src/lib/libevent/event.c:483
#8 0x00000e5ea45ddfe4 in proc_run (ps=0xe60c0b906a0,
p=0xe5ea4602b60 <procs+128>, procs=<optimized out>, nproc=1,
run=0xe5ea45dffc0 <vmm_run>, arg=0x0) at /usr/src/usr.sbin/vmd/proc.c:433
#9 0x00000e5ea45dd4eb in proc_init (ps=0xe5ea45cdc73, procs=<optimized out>,
nprocs=0, debug=<optimized out>, argc=2, argv=0x0, proc_id=PROC_VMM)
at /usr/src/usr.sbin/vmd/proc.c:192
#10 0x00000e5ea45d88c6 in main (argc=<optimized out>, argv=0x7a6e5e4522a8)
at /usr/src/usr.sbin/vmd/vmd.c:705
