Date: Wed, 1 Mar 2017 21:20:13 +0100 From: Michael Tuexen <tuexen@fh-muenster.de> To: Shawn Webb <shawn.webb@hardenedbsd.org> Cc: bob prohaska <fbsd@www.zefox.net>, freebsd-arm@freebsd.org Subject: Re: Odd-looking serial console prompt on RPI2 Message-ID: <4194F030-4E5C-4EB6-82D7-FD725E3B7CEF@fh-muenster.de> In-Reply-To: <20170301200112.ymwkfd64tzz5f3b2@mutt-hbsd> References: <20170227195647.GA91329@www.zefox.net> <20170301200112.ymwkfd64tzz5f3b2@mutt-hbsd>
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--Apple-Mail=_5A05D23D-D54F-4EE7-8E0A-4EBBA6B4DD26 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=us-ascii > On 1 Mar 2017, at 21:01, Shawn Webb <shawn.webb@hardenedbsd.org> = wrote: >=20 > On Mon, Feb 27, 2017 at 11:56:47AM -0800, bob prohaska wrote: >> Recently the serial console prompt on an RPI2 running =20 >> FreeBSD 12.0-CURRENT #15 r314322 >>=20 >> has become corrupted. The initial output from U-boot and >> the early part of the boot phase looks normal, but here it goes off: >>=20 >> Release APs >> WARNING: WITNESS option enabled, expect reduced performance. >> random: unblocking device. >> Trying to mount root from ufs:/dev/mmcsd0s2a [rw,noatime]... >> warning: no time-of-day clock registered, system time will not be set = accurately >> Setting hostid: 0x908fd2cStarting file system che/dev/mmcsd0s2a: FILE = SYSN; SKIPPKS >> /dev2a: clea66 free rags, 13cks, 1.9ntation)/dev/da0p3: FILE SYSTEM = KIPPING /dev/da0n, 45357(260308 34432 bl2% fragm) >> /dev/da0p4: FILE SYSTEM KIPPING /dev/da0n, 3663539 fragsblocks, = 0gmentati/dev/da0p1: FILE SYSTEM KIPPING /dev/da0n, 16010(118 fra18 = blockfragmentMounting local file syste. >> ELF ldconfig path: /lib /usr/li /usr/lo/usr/loccc48 = /uslib/grapr/local//usr/locpencollalocal/li5.20/macusr/loca4 = /usr/lm37/lib al/llvm3Setting hostname: www.ze. >> Feeding entropy:. >>=20 >> There are a few dropped characters in the output from fsck, for = example. >>=20 >> Finally, the login prompt looks like this: >>=20 >> n: eBSD/arm (www.zefottyu0) >>=20 >> Any attempt to type causes the line above to repeat without echo of = the >> typed characters at each keystroke. >>=20 >> If anybody has a hint what's wrong I'd be grateful. One thing I = haven't >> done is reboot the host driving the FTDI usb-serial adapter. It's = been >> perfectly stable for more than a month running r311959, so it seems = an >> unlikely culprit.=20 >>=20 >> Thanks for reading, >>=20 >> bob prohaska >=20 > Hey Bob, >=20 > I've got the same issue on the RPI3. Using HDMI instead of serial = works > for me, except that doing so is not typical of how I use the RPI3. >=20 > I'll soon test on the OverDrive 1000. Interesting... Let us know what works and what doesn't... Best regards Michael >=20 > --=20 > Shawn Webb > Cofounder and Security Engineer > HardenedBSD >=20 > GPG Key ID: 0x6A84658F52456EEE > GPG Key Fingerprint: 2ABA B6BD EF6A F486 BE89 3D9E 6A84 658F 5245 = 6EEE --Apple-Mail=_5A05D23D-D54F-4EE7-8E0A-4EBBA6B4DD26 Content-Disposition: attachment; filename=smime.p7s Content-Type: application/pkcs7-signature; name=smime.p7s Content-Transfer-Encoding: base64 MIAGCSqGSIb3DQEHAqCAMIACAQExCzAJBgUrDgMCGgUAMIAGCSqGSIb3DQEHAQAAoIIQkDCCBNUw ggO9oAMCAQICCFBOxvU9EbRkMA0GCSqGSIb3DQEBCwUAMHExCzAJBgNVBAYTAkRFMRwwGgYDVQQK ExNEZXV0c2NoZSBUZWxla29tIEFHMR8wHQYDVQQLExZULVRlbGVTZWMgVHJ1c3QgQ2VudGVyMSMw IQYDVQQDExpEZXV0c2NoZSBUZWxla29tIFJvb3QgQ0EgMjAeFw0xNDA3MjIxMjA4MjZaFw0xOTA3 MDkyMzU5MDBaMFoxCzAJBgNVBAYTAkRFMRMwEQYDVQQKEwpERk4tVmVyZWluMRAwDgYDVQQLEwdE Rk4tUEtJMSQwIgYDVQQDExtERk4tVmVyZWluIFBDQSBHbG9iYWwgLSBHMDEwggEiMA0GCSqGSIb3 DQEBAQUAA4IBDwAwggEKAoIBAQDpm8NnhfkNrvWNVMOWUDU9YuluTO2U1wBblSJ01CDrNI/W7MAx 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