On Wed, May 13, 2026 at 08:54:24AM -0600, Theo de Raadt wrote: > Is this a byte order problem? >
I just check wg(4) on my Powerbook G4. Everything works fine. It runs "OpenBSD 7.9 (GENERIC) #54: Fri May 8" but I'm pretty sure 7.8 should also work fine. Gabriele, what do yo mean saying "just doesn't work"? Does it failed to connect to the peer or does it successfully connect, but traffic does not go within tunnel? > > Gabriele Vento <[email protected]> wrote: > > > >Synopsis: Wireguard doesn't seem to work on macppc (at least > > when trying to connect to CGHMN) > > >Category: powerpc > > >Environment: > > System : OpenBSD 7.8 > > Details : OpenBSD 7.8 (GENERIC) #13: Fri Oct 10 13:14:53 > > MDT 2025 > > [email protected]:/usr/src/sys/arch/macppc/compile/GENERIC > > > > Architecture: OpenBSD.macppc > > Machine : macppc > > >Description: > > I am trying to connect to a VPN (https://cghmn.org) through > > wg-quick from a iBook G3 running OpenBSD 7.8, but it does not seem to > > work. > > It first of all for some reason replaces the last field of > > AllowedIps with `/0`, and also just doesn't work. > > >How-To-Repeat: > > - Write to /etc/wireguard/wg-conf.conf the following lines > > (replacing the bracketed terms) > > [Interface] > > Address = <addres>/32 > > PrivateKey = <privatekey> > > DNS = 100.64.12.2 > > MTU = 1300 > > > > [Peer] > > PublicKey = k/QiJIbMakMKgTCHVt8/D+8k4DzRVM6U33F3gMZfRUg= > > AllowedIPs = 100.64.0.0/10 > > Endpoint = us.wg.cghmn.org:42070 > > PersistentKeepalive = 15 > > PresharedKey = <presharedkey> > > - Run `wg-quick up wg-conf` > > > > dmesg: > > OpenBSD 7.8 (GENERIC) #13: Fri Oct 10 13:14:53 MDT 2025 > > [email protected]:/usr/src/sys/arch/macppc/compile/GENERIC > > real mem = 671088640 (640MB) > > avail mem = 630419456 (601MB) > > random: boothowto does not indicate good seed > > mpath0 at root > > scsibus0 at mpath0: 256 targets > > mainbus0 at root: model PowerBook4,2 > > cpu0 at mainbus0: 750 (Revision 0x3311): 600 MHz: 256KB backside cache > > mem0 at mainbus0 > > spdmem0 at mem0: SDRAM non-parity PC66 > > spdmem1 at mem0: 512MB SDRAM non-parity PC133CL2 > > memc0 at mainbus0: uni-n rev 0xc0 > > kiic0 at memc0 offset 0xf8001000 > > iic0 at kiic0 > > mpcpcibr0 at mainbus0 pci: uni-north > > pci0 at mpcpcibr0 bus 0 > > pchb0 at pci0 dev 11 function 0 "Apple Pangea AGP" rev 0x00 > > agp at pchb0 not configured > > vgafb0 at pci0 dev 16 function 0 "ATI Mobility M3" rev 0x02, mmio > > wsdisplay0 at vgafb0 mux 1: console (std, vt100 emulation) > > wsdisplay0: screen 1-5 added (std, vt100 emulation) > > mpcpcibr1 at mainbus0 pci: uni-north > > pci1 at mpcpcibr1 bus 0 > > macobio0 at pci1 dev 23 function 0 "Apple Pangea Macio" rev 0x00 > > openpic0 at macobio0 offset 0x40000: version 0x4614 feature 3f0302 LE > > macgpio0 at macobio0 offset 0x50 > > macgpio1 at macgpio0: irq 47 > > pgs0 at macgpio0: irq 55 > > "firewire-linkon" at macgpio0 not configured > > "gpio1" at macgpio0 not configured > > "gpio9" at macgpio0 not configured > > "extint-gpio4" at macgpio0 not configured > > "extint-gpio12" at macgpio0 not configured > > "escc-legacy" at macobio0 offset 0x12000 not configured > > zs0 at macobio0 offset 0x13000: irq 22,23 > > zstty0 at zs0 channel 0 > > zstty1 at zs0 channel 1 > > tumbler0 at macobio0 offset 0x10000: irq 30,1,2 > > "timer" at macobio0 offset 0x15000 not configured > > adb0 at macobio0 offset 0x16000: irq 25, via-pmu, 3 targets > > apm0 at adb0: battery flags 0x5, 100% charged > > akbd0 at adb0 addr 2: iBook keyboard with inverted T (ISO layout) > > wskbd0 at akbd0: console keyboard, using wsdisplay0 > > ams0 at adb0 addr 3: EMP trackpad <tpad> 2-button, 400 dpi > > wsmouse0 at ams0 mux 0 > > abtn0 at adb0 addr 7: brightness/volume/eject buttons > > "battery" at macobio0 offset 0x0 not configured > > "backlight" at macobio0 offset 0xf300 not configured > > kiic1 at macobio0 offset 0x18000 > > iic1 at kiic1 > > wdc0 at macobio0 offset 0x1f000 irq 19: DMA > > wd0 at wdc0 channel 0 drive 0: <SAMSUNG MP0402H> > > wd0: 16-sector PIO, LBA48, 38204MB, 78242976 sectors > > atapiscsi0 at wdc0 channel 0 drive 1 > > scsibus1 at atapiscsi0: 2 targets > > cd0 at scsibus1 targ 0 lun 0: <SONY, CD-RW CRX800E, 1.3g> removable > > wd0(wdc0:0:0): using PIO mode 4, DMA mode 2 > > cd0(wdc0:0:1): using PIO mode 4, DMA mode 2 > > audio0 at tumbler0 > > ohci0 at pci1 dev 24 function 0 "Apple Pangea USB" rev 0x00: irq 27, > > version 1.0 > > ohci1 at pci1 dev 25 function 0 "Apple Pangea USB" rev 0x00: irq 28, > > version 1.0 > > usb0 at ohci0: USB revision 1.0 > > uhub0 at usb0 configuration 1 interface 0 "Apple OHCI root hub" rev > > 1.00/1.00 addr 1 > > usb1 at ohci1: USB revision 1.0 > > uhub1 at usb1 configuration 1 interface 0 "Apple OHCI root hub" rev > > 1.00/1.00 addr 1 > > mpcpcibr2 at mainbus0 pci: uni-north > > pci2 at mpcpcibr2 bus 0 > > "Apple Pangea FireWire" rev 0x00 at pci2 dev 14 function 0 not configured > > gem0 at pci2 dev 15 function 0 "Apple Pangea GMAC" rev 0x00: irq 41, > > address 00:03:93:6a:1d:74 > > bmtphy0 at gem0 phy 0: BCM5221, rev. 4 > > vscsi0 at root > > scsibus2 at vscsi0: 256 targets > > softraid0 at root > > scsibus3 at softraid0: 256 targets > > bootpath: /pci@f2000000/mac-io@17/ata-4@1f000/disk@0:/bsd > > root on wd0a (f650c960c8366817.a) swap on wd0b dump on wd0b > > WARNING: / was not properly unmounted > > > > usbdevs: > > Controller /dev/usb0: > > addr 01: 106b:0000 Apple, OHCI root hub > > full speed, self powered, config 1, rev 1.00 > > driver: uhub0 > > Controller /dev/usb1: > > addr 01: 106b:0000 Apple, OHCI root hub > > full speed, self powered, config 1, rev 1.00 > > driver: uhub1 > > > > pcidump: > > Domain /dev/pci0: > > 0:11:0: Apple Pangea AGP > > 0x0000: Vendor ID: 106b, Product ID: 0027 > > 0x0004: Command: 0016, Status: 0230 > > 0x0008: Class: 06 Bridge, Subclass: 00 Host, > > Interface: 00, Revision: 00 > > 0x000c: BIST: 00, Header Type: 00, Latency Timer: 10, > > Cache Line Size: 08 > > 0x0010: BAR empty (00000000) > > 0x0014: BAR empty (00000000) > > 0x0018: BAR empty (00000000) > > 0x001c: BAR empty (00000000) > > 0x0020: BAR empty (00000000) > > 0x0024: BAR empty (00000000) > > 0x0028: Cardbus CIS: 00000000 > > 0x002c: Subsystem Vendor ID: 0000 Product ID: 0000 > > 0x0030: Expansion ROM Base Address: 00000000 > > 0x0038: 00000000 > > 0x003c: Interrupt Pin: 00 Line: 00 Min Gnt: 00 Max Lat: 00 > > 0x0080: Capability 0x02: AGP > > 0x0000: 0027106b 02300016 06000000 00001008 > > 0x0010: 00000000 00000000 00000000 00000000 > > 0x0020: 00000000 00000000 00000000 00000000 > > 0x0030: 00000000 00000080 00000000 00000000 > > 0x0040: 00000840 00000000 02000002 00000000 > > 0x0050: 00000040 00000000 00000000 00000000 > > 0x0060: 00000000 00000000 00000000 00000000 > > 0x0070: 00000000 00000000 00000000 00000000 > > 0x0080: 00100002 07000203 00000000 00000000 > > 0x0090: 00000000 00000000 00000001 00000000 > > 0x00a0: 00000000 00000000 00000000 00000000 > > 0x00b0: 00000000 00000000 00000000 00000000 > > 0x00c0: 00000000 00000000 00000000 00000000 > > 0x00d0: 00000000 00000000 00000000 00000000 > > 0x00e0: 00000000 00000000 00000000 00000000 > > 0x00f0: 00000000 00000000 00000000 00000000 > > 0:16:0: ATI Mobility M3 > > 0x0000: Vendor ID: 1002, Product ID: 4c46 > > 0x0004: Command: 0086, Status: 02b0 > > 0x0008: Class: 03 Display, Subclass: 00 VGA, > > Interface: 00, Revision: 02 > > 0x000c: BIST: 00, Header Type: 00, Latency Timer: ff, > > Cache Line Size: 08 > > 0x0010: BAR mem prefetchable 32bit addr: 0x94000000/0x04000000 > > 0x0014: BAR io addr: 0x00000400/0x0100 > > 0x0018: BAR mem 32bit addr: 0x90000000/0x00004000 > > 0x001c: BAR empty (00000000) > > 0x0020: BAR empty (00000000) > > 0x0024: BAR empty (00000000) > > 0x0028: Cardbus CIS: 00000000 > > 0x002c: Subsystem Vendor ID: 1002 Product ID: 4c46 > > 0x0030: Expansion ROM Base Address: 90020000 > > 0x0038: 00000000 > > 0x003c: Interrupt Pin: 01 Line: ff Min Gnt: 08 Max Lat: 00 > > 0x0050: Capability 0x02: AGP > > 0x005c: Capability 0x01: Power Management > > State: D0 > > 0x0000: 4c461002 02b00086 03000002 0000ff08 > > 0x0010: 94000008 00000401 90000000 00000000 > > 0x0020: 00000000 00000000 00000000 4c461002 > > 0x0030: 90020000 00000050 00000000 000801ff > > 0x0040: 00000000 00000000 00000000 00000000 > > 0x0050: 00205c02 1f000203 00000200 06020001 > > 0x0060: 00000000 00000000 00000000 00000000 > > 0x0070: 00000000 00000000 00000000 00000000 > > 0x0080: 00000000 00000000 00000000 00000000 > > 0x0090: 00000000 00000000 00000000 00000000 > > 0x00a0: 00000000 00000000 00000000 00000000 > > 0x00b0: 00000000 00000000 00000000 00000000 > > 0x00c0: 00000000 00000000 00000000 00000000 > > 0x00d0: 00000000 00000000 00000000 00000000 > > 0x00e0: 00000000 00000000 00000000 00000000 > > 0x00f0: 00000000 00000000 00000000 00000000 > > Domain /dev/pci1: > > 0:23:0: Apple Pangea Macio > > 0x0000: Vendor ID: 106b, Product ID: 0025 > > 0x0004: Command: 0016, Status: 0200 > > 0x0008: Class: ff (unknown), Subclass: 00 (unknown), > > Interface: 00, Revision: 00 > > 0x000c: BIST: 00, Header Type: 00, Latency Timer: 10, > > Cache Line Size: 08 > > 0x0010: BAR mem 32bit addr: 0x80000000/0x00080000 > > 0x0014: BAR empty (00000000) > > 0x0018: BAR empty (00000000) > > 0x001c: BAR empty (00000000) > > 0x0020: BAR empty (00000000) > > 0x0024: BAR empty (00000000) > > 0x0028: Cardbus CIS: 00000000 > > 0x002c: Subsystem Vendor ID: 0000 Product ID: 0000 > > 0x0030: Expansion ROM Base Address: 00000000 > > 0x0038: 00000000 > > 0x003c: Interrupt Pin: 00 Line: 00 Min Gnt: 00 Max Lat: 00 > > 0x0000: 0025106b 02000016 ff000000 00001008 > > 0x0010: 80000000 00000000 00000000 00000000 > > 0x0020: 00000000 00000000 00000000 00000000 > > 0x0030: 00000000 00000000 00000000 00000000 > > 0x0040: 00000000 00000000 00000000 00000000 > > 0x0050: 00000000 00000000 00000000 00000000 > > 0x0060: fffffff3 ffffffff ffffffff ffffffff > > 0x0070: 00000000 00000000 00000000 00000000 > > 0x0080: 00000000 00000000 00000000 00000000 > > 0x0090: 00000000 00000000 00000000 00000000 > > 0x00a0: 00000000 00000000 00000000 00000000 > > 0x00b0: 00000000 00000000 00000000 00000000 > > 0x00c0: 00000000 00000000 00000000 00000000 > > 0x00d0: 00000000 00000000 00000000 00000000 > > 0x00e0: 00000000 00000000 00000000 00000000 > > 0x00f0: 00000000 00000000 00000000 00000000 > > 0:24:0: Apple Pangea USB > > 0x0000: Vendor ID: 106b, Product ID: 0026 > > 0x0004: Command: 0006, Status: 0210 > > 0x0008: Class: 0c Serial Bus, Subclass: 03 USB, > > Interface: 10, Revision: 00 > > 0x000c: BIST: 00, Header Type: 00, Latency Timer: 10, > > Cache Line Size: 00 > > 0x0010: BAR mem 32bit addr: 0x80081000/0x00001000 > > 0x0014: BAR empty (00000000) > > 0x0018: BAR empty (00000000) > > 0x001c: BAR empty (00000000) > > 0x0020: BAR empty (00000000) > > 0x0024: BAR empty (00000000) > > 0x0028: Cardbus CIS: 00000000 > > 0x002c: Subsystem Vendor ID: 0000 Product ID: 0000 > > 0x0030: Expansion ROM Base Address: 00000000 > > 0x0038: 00000000 > > 0x003c: Interrupt Pin: 01 Line: 00 Min Gnt: 03 Max Lat: 56 > > 0x0050: Capability 0x01: Power Management > > State: D0 > > 0x0000: 0026106b 02100006 0c031000 00001000 > > 0x0010: 80081000 00000000 00000000 00000000 > > 0x0020: 00000000 00000000 00000000 00000000 > > 0x0030: 00000000 00000050 00000000 56030100 > > 0x0040: 00000000 00000000 00000000 00000000 > > 0x0050: 76020001 26002000 00000000 00000000 > > 0x0060: 00000000 00000000 00000000 00000000 > > 0x0070: 00000000 00000000 00000000 00000000 > > 0x0080: 00000000 00000000 00000000 00000000 > > 0x0090: 00000000 00000000 00000000 00000000 > > 0x00a0: 00000000 00000000 00000000 00000000 > > 0x00b0: 00000000 00000000 00000000 00000000 > > 0x00c0: 00000000 00000000 00000000 00000000 > > 0x00d0: 00000000 00000000 00000000 00000000 > > 0x00e0: 00000000 00000000 00000000 00000000 > > 0x00f0: 00000000 00000000 00000000 00000000 > > 0:25:0: Apple Pangea USB > > 0x0000: Vendor ID: 106b, Product ID: 0026 > > 0x0004: Command: 0006, Status: 0210 > > 0x0008: Class: 0c Serial Bus, Subclass: 03 USB, > > Interface: 10, Revision: 00 > > 0x000c: BIST: 00, Header Type: 00, Latency Timer: 10, > > Cache Line Size: 00 > > 0x0010: BAR mem 32bit addr: 0x80080000/0x00001000 > > 0x0014: BAR empty (00000000) > > 0x0018: BAR empty (00000000) > > 0x001c: BAR empty (00000000) > > 0x0020: BAR empty (00000000) > > 0x0024: BAR empty (00000000) > > 0x0028: Cardbus CIS: 00000000 > > 0x002c: Subsystem Vendor ID: 0000 Product ID: 0000 > > 0x0030: Expansion ROM Base Address: 00000000 > > 0x0038: 00000000 > > 0x003c: Interrupt Pin: 01 Line: 00 Min Gnt: 03 Max Lat: 56 > > 0x0050: Capability 0x01: Power Management > > State: D0 > > 0x0000: 0026106b 02100006 0c031000 00001000 > > 0x0010: 80080000 00000000 00000000 00000000 > > 0x0020: 00000000 00000000 00000000 00000000 > > 0x0030: 00000000 00000050 00000000 56030100 > > 0x0040: 00000000 00000000 00000000 00000000 > > 0x0050: 76020001 26002000 00000000 00000000 > > 0x0060: 00000000 00000000 00000000 00000000 > > 0x0070: 00000000 00000000 00000000 00000000 > > 0x0080: 00000000 00000000 00000000 00000000 > > 0x0090: 00000000 00000000 00000000 00000000 > > 0x00a0: 00000000 00000000 00000000 00000000 > > 0x00b0: 00000000 00000000 00000000 00000000 > > 0x00c0: 00000000 00000000 00000000 00000000 > > 0x00d0: 00000000 00000000 00000000 00000000 > > 0x00e0: 00000000 00000000 00000000 00000000 > > 0x00f0: 00000000 00000000 00000000 00000000 > > Domain /dev/pci2: > > 0:14:0: Apple Pangea FireWire > > 0x0000: Vendor ID: 106b, Product ID: 0030 > > 0x0004: Command: 0016, Status: 02b0 > > 0x0008: Class: 0c Serial Bus, Subclass: 00 FireWire, > > Interface: 10, Revision: 00 > > 0x000c: BIST: 00, Header Type: 00, Latency Timer: 10, > > Cache Line Size: 08 > > 0x0010: BAR mem 32bit addr: 0xf5000000/0x00001000 > > 0x0014: BAR empty (00000000) > > 0x0018: BAR empty (00000000) > > 0x001c: BAR empty (00000000) > > 0x0020: BAR empty (00000000) > > 0x0024: BAR empty (00000000) > > 0x0028: Cardbus CIS: 00000000 > > 0x002c: Subsystem Vendor ID: 106b Product ID: 0030 > > 0x0030: Expansion ROM Base Address: 00000000 > > 0x0038: 00000000 > > 0x003c: Interrupt Pin: 01 Line: 00 Min Gnt: 0c Max Lat: 18 > > 0x0044: Capability 0x01: Power Management > > State: D0 > > 0x0000: 0030106b 02b00016 0c001000 00001008 > > 0x0010: f5000000 00000000 00000000 00000000 > > 0x0020: 00000000 00000000 00000000 0030106b > > 0x0030: 00000000 00000044 00000000 180c0100 > > 0x0040: 00000000 7e020001 00000000 00000000 > > 0x0050: 00000000 00000000 00000000 00000000 > > 0x0060: 00000000 00000000 00000000 00000000 > > 0x0070: 00000000 00000000 00000000 00000000 > > 0x0080: 000393ff fe6a1d74 00000000 00000000 > > 0x0090: 00000000 00000000 00000000 00000000 > > 0x00a0: 00000000 00000000 00000000 00000000 > > 0x00b0: 00000000 00000000 00000000 00000000 > > 0x00c0: 00000000 00000000 00000000 00000000 > > 0x00d0: 00000000 00000000 00000000 00000000 > > 0x00e0: 00000000 00000000 00000000 00000000 > > 0x00f0: 00000000 00000000 00000000 00000000 > > 0:15:0: Apple Pangea GMAC > > 0x0000: Vendor ID: 106b, Product ID: 0024 > > 0x0004: Command: 0016, Status: 84a0 > > 0x0008: Class: 02 Network, Subclass: 00 Ethernet, > > Interface: 00, Revision: 00 > > 0x000c: BIST: 00, Header Type: 00, Latency Timer: 10, > > Cache Line Size: 08 > > 0x0010: BAR mem 32bit addr: 0xf5200000/0x00200000 > > 0x0014: BAR empty (00000000) > > 0x0018: BAR empty (00000000) > > 0x001c: BAR empty (00000000) > > 0x0020: BAR empty (00000000) > > 0x0024: BAR empty (00000000) > > 0x0028: Cardbus CIS: 00000000 > > 0x002c: Subsystem Vendor ID: 0000 Product ID: 0000 > > 0x0030: Expansion ROM Base Address: f5100000 > > 0x0038: 00000000 > > 0x003c: Interrupt Pin: 01 Line: ff Min Gnt: 40 Max Lat: 40 > > 0x0000: 0024106b 84a00016 02000000 00001008 > > 0x0010: f5200000 00000000 00000000 00000000 > > 0x0020: 00000000 00000000 00000000 00000000 > > 0x0030: f5100000 00000000 00000000 404001ff > > 0x0040: 00000000 00000000 00000000 00000000 > > 0x0050: 00000000 00000000 00000000 00000000 > > 0x0060: 00000000 00000000 00000000 00000000 > > 0x0070: 00000000 00000000 00000000 00000000 > > 0x0080: 00000000 00000000 00000000 00000000 > > 0x0090: 00000000 00000000 00000000 00000000 > > 0x00a0: 00000000 00000000 00000000 00000000 > > 0x00b0: 00000000 00000000 00000000 00000000 > > 0x00c0: 00000000 00000000 00000000 00000000 > > 0x00d0: 00000000 00000000 00000000 00000000 > > 0x00e0: 00000000 00000000 00000000 00000000 > > 0x00f0: 00000000 00000000 00000000 00000000 > > > > acpidump: > > >
