WireGuard for Windows crash "panic: ring is full" since release of 0.3.10

Mon Apr 12 07:45:35 UTC 2021

Hi

Since the recent upgrade to 0.3.10 It now crashes bringing up my tunnels 
- all was well with 0.3.9.

Peter

2021-04-12 08:41:07.187: [TUN] [lhirisseccom01] Setting interface 
configuration
2021-04-12 08:41:07.187: [TUN] [lhirisseccom01] Routine: event worker - 
started
2021-04-12 08:41:07.188: [TUN] [lhirisseccom01] UAPI: Updating private key
2021-04-12 08:41:07.188: [TUN] [lhirisseccom01] UAPI: Removing all peers
2021-04-12 08:41:07.188: [TUN] [lhirisseccom01] peer(Qfjl…0V1w) - UAPI: 
Created
2021-04-12 08:41:07.188: [TUN] [lhirisseccom01] peer(Qfjl…0V1w) - UAPI: 
Updating preshared key
2021-04-12 08:41:07.188: [TUN] [lhirisseccom01] peer(Qfjl…0V1w) - UAPI: 
Updating endpoint
2021-04-12 08:41:07.188: [TUN] [lhirisseccom01] peer(Qfjl…0V1w) - UAPI: 
Updating persistent keepalive interval
2021-04-12 08:41:07.188: [TUN] [lhirisseccom01] peer(Qfjl…0V1w) - UAPI: 
Removing all allowedips
2021-04-12 08:41:07.188: [TUN] [lhirisseccom01] peer(Qfjl…0V1w) - UAPI: 
Adding allowedip
2021-04-12 08:41:07.188: [TUN] [lhirisseccom01] peer(Qfjl…0V1w) - UAPI: 
Adding allowedip
2021-04-12 08:41:07.188: [TUN] [lhirisseccom01] peer(Qfjl…0V1w) - UAPI: 
Adding allowedip
2021-04-12 08:41:07.188: [TUN] [lhirisseccom01] peer(Qfjl…0V1w) - UAPI: 
Adding allowedip
2021-04-12 08:41:07.188: [TUN] [lhirisseccom01] Bringing peers up
2021-04-12 08:41:07.190: [TUN] [lhirisseccom01] UDP bind has been updated
2021-04-12 08:41:07.190: [TUN] [lhirisseccom01] Routine: receive 
incoming 0x292980 - started
2021-04-12 08:41:07.190: [TUN] [lhirisseccom01] peer(Qfjl…0V1w) - 
Starting...
2021-04-12 08:41:07.190: [TUN] [lhirisseccom01] peer(Qfjl…0V1w) - 
Sending keepalive packet
2021-04-12 08:41:07.190: [TUN] [lhirisseccom01] peer(Qfjl…0V1w) - 
Sending handshake initiation
2021-04-12 08:41:07.190: [TUN] [lhirisseccom01] Routine: receive 
incoming 0x292a60 - started
2021-04-12 08:41:07.190: [TUN] [lhirisseccom01] peer(Qfjl…0V1w) - 
Routine: sequential sender - started
2021-04-12 08:41:07.190: [TUN] [lhirisseccom01] peer(Qfjl…0V1w) - 
Routine: sequential receiver - started
2021-04-12 08:41:07.190: [TUN] [lhirisseccom01] Interface state was 
Down, requested Up, now Up
2021-04-12 08:41:07.191: [TUN] [lhirisseccom01] Monitoring default v6 routes
2021-04-12 08:41:07.191: [TUN] [lhirisseccom01] Binding v6 socket to 
interface 0 (blackhole=false)
2021-04-12 08:41:07.191: [TUN] [lhirisseccom01] Setting device v6 addresses
2021-04-12 08:41:07.202: [TUN] [lhirisseccom01] Monitoring default v4 routes
2021-04-12 08:41:07.210: [TUN] [lhirisseccom01] Binding v4 socket to 
interface 10 (blackhole=false)
2021-04-12 08:41:07.212: [TUN] [lhirisseccom01] Setting device v4 addresses
2021-04-12 08:41:07.212: [TUN] [lhirisseccom01] Listening for UAPI requests
2021-04-12 08:41:07.212: [TUN] [lhirisseccom01] Executing: `wg set 
%WIREGUARD_TUNNEL_NAME% listen-port 0`
2021-04-12 08:41:07.229: [TUN] [lhirisseccom01] peer(Qfjl…0V1w) - 
Received handshake response
2021-04-12 08:41:07.404: [TUN] [lhirisseccom01] UAPI: Updating listen port
2021-04-12 08:41:07.404: [TUN] [lhirisseccom01] Routine: receive 
incoming 0x292980 - stopped
2021-04-12 08:41:07.404: [TUN] [lhirisseccom01] Routine: receive 
incoming 0x292a60 - stopped
2021-04-12 08:41:07.407: [TUN] [lhirisseccom01] cmd> Unable to modify 
interface: Unknown error
2021-04-12 08:41:07.410: [TUN] panic: ring is full
2021-04-12 08:41:07.410: [TUN] goroutine 134 [running]:
2021-04-12 08:41:07.410: [TUN] 
golang.zx2c4.com/wireguard/conn.(*ringBuffer).Push(...)
2021-04-12 08:41:07.410: [TUN] 
golang.zx2c4.com/wireguard at v0.0.0-20210409202608-75526d60714c/conn/bind_windows.go:46
2021-04-12 08:41:07.410: [TUN] 
golang.zx2c4.com/wireguard/conn.(*afWinRingBind).InsertReceiveRequest(0xc000220000, 
0x0, 0x0)
2021-04-12 08:41:07.410: [TUN] 
golang.zx2c4.com/wireguard at v0.0.0-20210409202608-75526d60714c/conn/bind_windows.go:327 
+0x7e
2021-04-12 08:41:07.410: [TUN] 
golang.zx2c4.com/wireguard/conn.(*WinRingBind).Open(0xc000220000, 0x0, 
0x0, 0x0, 0x0, 0xc00021dbf7, 0x0, 0x0)
2021-04-12 08:41:07.410: [TUN] 
golang.zx2c4.com/wireguard at v0.0.0-20210409202608-75526d60714c/conn/bind_windows.go:291 
+0x265
2021-04-12 08:41:07.410: [TUN] 
golang.zx2c4.com/wireguard/device.(*Device).BindUpdate(0xc000222000, 
0x0, 0x0)
2021-04-12 08:41:07.410: [TUN] 
golang.zx2c4.com/wireguard at v0.0.0-20210409202608-75526d60714c/device/device.go:470 
+0x104
2021-04-12 08:41:07.410: [TUN] 
golang.zx2c4.com/wireguard/device.(*Device).handleDeviceLine(0xc000222000, 
0xc000324030, 0xb, 0xc00032403c, 0x1, 0x1, 0xc0003140a0)
2021-04-12 08:41:07.410: [TUN] 
golang.zx2c4.com/wireguard at v0.0.0-20210409202608-75526d60714c/device/uapi.go:223 
+0x7a5
2021-04-12 08:41:07.410: [TUN] 
golang.zx2c4.com/wireguard/device.(*Device).IpcSetOperation(0xc000222000, 
0x52ee60, 0xc0003042a0, 0x0, 0x0)
2021-04-12 08:41:07.410: [TUN] 
golang.zx2c4.com/wireguard at v0.0.0-20210409202608-75526d60714c/device/uapi.go:183 
+0x279
2021-04-12 08:41:07.410: [TUN] 
golang.zx2c4.com/wireguard/device.(*Device).IpcHandle(0xc000222000, 
0x537840, 0xc0004b4078)
2021-04-12 08:41:07.410: [TUN] 
golang.zx2c4.com/wireguard at v0.0.0-20210409202608-75526d60714c/device/uapi.go:426 
+0x165
2021-04-12 08:41:07.410: [TUN] created by 
golang.zx2c4.com/wireguard/windows/tunnel.(*tunnelService).Execute.func2
2021-04-12 08:41:07.410: [TUN] 
golang.zx2c4.com/wireguard/windows/tunnel/service.go:226 +0x7b
2021-04-12 08:41:07.467: [MGR] [lhirisseccom01] Tunnel service tracker 
finished
2021-04-12 08:41:16.327: [MGR] [Wintun] IsPoolMember: Reading pool 
devpkey failed, falling back: Element not found. (Code 0x00000490)
2021-04-12 08:41:16.338: [MGR] Removing Wintun interface 
‘lhirisseccom01’ because no service for it exists

On 09/04/2021 23:47, Jason A. Donenfeld wrote:
> The fix has been released in 0.3.10.
>
> Jason