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Tue, 31 May 2022 05:10:46 +0000 (UTC) (envelope-from kevans@freebsd.org) Received: by mail-lf1-f48.google.com with SMTP id br17so19677352lfb.2 for ; Mon, 30 May 2022 22:10:45 -0700 (PDT) X-Gm-Message-State: AOAM533KKvXkhwu8ZLcuSNEm/hsvA7RLEKstJHpo/70o7MDos2oFBCqu /D7n2DfdyJJM7/XTfifIwhcIJkcjQj6wJ/vk5NY= X-Google-Smtp-Source: ABdhPJxEGx42xbpQQNyfPh25Gu9PG+QDsFYIhlPsSWjItKxo8ePi74hTOhcCssJ6VnihxvriwvQlEaGk1MlJ3bq/fi4= X-Received: by 2002:a05:6512:2205:b0:478:53d5:bdb1 with SMTP id h5-20020a056512220500b0047853d5bdb1mr37681917lfu.561.1653973844629; Mon, 30 May 2022 22:10:44 -0700 (PDT) MIME-Version: 1.0 References: <4c3ffcc9-82e2-6295-03b3-d26b3bf3d7fc@gmail.com> In-Reply-To: <4c3ffcc9-82e2-6295-03b3-d26b3bf3d7fc@gmail.com> From: Kyle Evans Date: Mon, 30 May 2022 22:10:49 -0700 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: if_wg on BeagleBone black To: Konrad Sewillo-Jopek Cc: WireGuard mailing list Content-Type: text/plain; charset="UTF-8" ARC-Message-Signature: i=1; a=rsa-sha256; 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mx1.freebsd.org; none X-BeenThere: wireguard@lists.zx2c4.com X-Mailman-Version: 2.1.30rc1 Precedence: list List-Id: Development discussion of WireGuard List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: wireguard-bounces@lists.zx2c4.com Sender: "WireGuard" On Thu, May 26, 2022 at 3:54 AM Konrad Sewillo-Jopek wrote: > > Hey folks, > > here is what I get when trying to ping anything else after > if_wg is up and running on my BeagleBone Black: > > root@beagle:~ # wg show > interface: wg0 > public key: > private key: (hidden) > listening port: 39856 > > peer: > preshared key: (hidden) > endpoint: > allowed ips: 10.11.12.0/24 > root@beagle:~ # ping 10.11.12.1 > PING 10.11.12.1 (10.11.12.1): 56 data bytes > Fatal kernel mode data abort: 'Translation Fault (L1)' on read > trapframe: 0xd7195be0 > FSR=00000005, FAR=00000278, spsr=40000013 > r0 =00000000, r1 =00000000, r2 =00000001, r3 =00000000 > r4 =d1626a18, r5 =d1626b2c, r6 =0000005c, r7 =00000000 > r8 =d159c000, r9 =d1493900, r10=d7cd7aa8, r11=d7195c78 > r12=d7b378f8, ssp=d7195c70, slr=d7b14c80, pc =c042f854 > > panic: Fatal abort > cpuid = 0 > time = 1652353064 > KDB: stack backtrace: > #0 0xc0355b70 at kdb_backtrace+0x48 > #1 0xc02fcb50 at vpanic+0x170 > #2 0xc02fc9e0 at vpanic+0 > #3 0xc061bc14 at abort_align+0 > #4 0xc061b704 at abort_handler+0x2a0 > #5 0xc05fac68 at exception_exit+0 > #6 0xc042f854 at if_inc_counter+0xc > #7 0xd7b14c80 at wg_softc_handshake_receive+0x8d0 > #8 0xc035466c at gtaskqueue_run_locked+0x1b8 > #9 0xc0354204 at gtaskqueue_thread_loop+0x1b0 > #10 0xc02b4b38 at fork_exit+0xc0 > #11 0xc05fabf8 at swi_exit+0 > Uptime: 3m23s > Automatic reboot in 15 seconds - press a key on the console to abort > > Do you know, what may be the cause? > Some stuff on the path suggests some counters are misaligned. > This looks like FreeBSD, which version/branch is this from? If this is 13.1, you'll need to rebuild the kmod -- there was a KBI break somewhere, and it wasn't reported during any of the -BETA/-RC otherwise I would've tried to track it down and mitigate it. :-( Thanks, Kyle Evans