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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[-- Attachment #1 --]
> On 1 Mar 2017, at 21:01, Shawn Webb <shawn.webb@hardenedbsd.org> wrote:
>
> On Mon, Feb 27, 2017 at 11:56:47AM -0800, bob prohaska wrote:
>> Recently the serial console prompt on an RPI2 running
>> FreeBSD 12.0-CURRENT #15 r314322
>>
>> has become corrupted. The initial output from U-boot and
>> the early part of the boot phase looks normal, but here it goes off:
>>
>> 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:.
>>
>> There are a few dropped characters in the output from fsck, for example.
>>
>> Finally, the login prompt looks like this:
>>
>> n: eBSD/arm (www.zefottyu0)
>>
>> Any attempt to type causes the line above to repeat without echo of the
>> typed characters at each keystroke.
>>
>> 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.
>>
>> Thanks for reading,
>>
>> bob prohaska
>
> Hey Bob,
>
> 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.
>
> I'll soon test on the OverDrive 1000.
Interesting... Let us know what works and what doesn't...
Best regards
Michael
>
> --
> Shawn Webb
> Cofounder and Security Engineer
> HardenedBSD
>
> GPG Key ID: 0x6A84658F52456EEE
> GPG Key Fingerprint: 2ABA B6BD EF6A F486 BE89 3D9E 6A84 658F 5245 6EEE
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