Date: Fri, 27 Nov 2015 16:39:03 -0600 From: Karl Denninger <karl@denninger.net> To: "freebsd-arm@freebsd.org" <freebsd-arm@freebsd.org> Subject: Re: Raspberry Pi2 kernel warnings Message-ID: <5658DB87.5010308@denninger.net> In-Reply-To: <CAFHCsPUYYs3Kbfi4-tpAz-iah49s-nPyAX-akc71_4s-YMgQbQ@mail.gmail.com> References: <56575896.70105@denninger.net> <CAFHCsPW4p9f4aGRffhAgFVgcYTixoJQVR707hhXZmB9B7U9v-A@mail.gmail.com> <5657E4C6.9020609@denninger.net> <56589C6B.8000100@denninger.net> <CAFHCsPUYYs3Kbfi4-tpAz-iah49s-nPyAX-akc71_4s-YMgQbQ@mail.gmail.com>
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This is a cryptographically signed message in MIME format. --------------ms070806070704060100000204 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Hmmm... or maybe not. "espeak" (speech synthesizer) hangs in a "S" state with this change in.=20 Not sure if it's the cause but it was working before. On 11/27/2015 13:56, Svatopluk Kraus wrote: > OK, Thanks. > > On Fri, Nov 27, 2015 at 7:09 PM, Karl Denninger <karl@denninger.net> wr= ote: >> The patch still looks good -- it ran overnight without any warnings an= d >> is still grinning. >> >> On 11/26/2015 23:06, Karl Denninger wrote: >>> On 11/26/2015 15:20, Svatopluk Kraus wrote: >>>> On Thu, Nov 26, 2015 at 8:08 PM, Karl Denninger <karl@denninger.net>= wrote: >>>>> I'm getting these on a fairly consistent basis on a Pi that is talk= ing >>>>> to a Zwave USB stick and a serial USB interface (two instances that= both >>>>> show up as serial devices): >>>>> >>>>> bcm_dma0: unused DMA intr CH=3D3, CS=3D20f10027 >>>>> bcm_dma0: unused DMA intr CH=3D3, CS=3D20f10027 >>>>> bcm_dma0: unused DMA intr CH=3D3, CS=3D20f10027 >>>>> bcm_dma0: unused DMA intr CH=3D3, CS=3D20f10027 >>>>> bcm_dma0: unused DMA intr CH=3D3, CS=3D20f10027 >>>>> bcm_dma0: unused DMA intr CH=3D3, CS=3D20f10027 >>>>> bcm_dma0: unused DMA intr CH=3D3, CS=3D20f10027 >>>>> bcm_dma0: unused DMA intr CH=3D3, CS=3D20f10027 >>>>> bcm_dma0: unused DMA intr CH=3D3, CS=3D20f10027 >>>>> bcm_dma0: unused DMA intr CH=3D3, CS=3D20f10007 >>>>> bcm_dma0: unused DMA intr CH=3D3, CS=3D20f10027 >>>>> bcm_dma0: unused DMA intr CH=3D3, CS=3D20f10027 >>>>> bcm_dma0: unused DMA intr CH=3D3, CS=3D20f10007 >>>>> bcm_dma0: unused DMA intr CH=3D3, CS=3D20f10027 >>>>> bcm_dma0: unused DMA intr CH=3D3, CS=3D20f10027 >>>>> bcm_dma0: unused DMA intr CH=3D3, CS=3D20f10027 >>>>> bcm_dma0: unused DMA intr CH=3D3, CS=3D20f10007 >>>>> >>>>> They're showing up maybe every half-hour or so.... doesn't appear t= o be >>>>> doing anything bad, other than displaying the message..... >>>>> >>>> I'm just finished a patch which works well for me. I plan to commit = it >>>> after some more testing. The patch is attached if you want to test i= t >>>> too. >>>> >>>> Svatopluk Kraus >>>> >>> I have the patch loaded on on the Pi that is exhibiting the problem -= - >>> so far looks good. >>> >> -- >> Karl Denninger >> karl@denninger.net <mailto:karl@denninger.net> >> /The Market Ticker/ >> /[S/MIME encrypted email preferred]/ --=20 Karl Denninger karl@denninger.net <mailto:karl@denninger.net> /The Market Ticker/ /[S/MIME encrypted email preferred]/ --------------ms070806070704060100000204 Content-Type: application/pkcs7-signature; name="smime.p7s" Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="smime.p7s" Content-Description: S/MIME Cryptographic Signature MIAGCSqGSIb3DQEHAqCAMIACAQExDzANBglghkgBZQMEAgMFADCABgkqhkiG9w0BBwEAAKCC Bl8wggZbMIIEQ6ADAgECAgEpMA0GCSqGSIb3DQEBCwUAMIGQMQswCQYDVQQGEwJVUzEQMA4G A1UECBMHRmxvcmlkYTESMBAGA1UEBxMJTmljZXZpbGxlMRkwFwYDVQQKExBDdWRhIFN5c3Rl bXMgTExDMRwwGgYDVQQDExNDdWRhIFN5c3RlbXMgTExDIENBMSIwIAYJKoZIhvcNAQkBFhND dWRhIFN5c3RlbXMgTExDIENBMB4XDTE1MDQyMTAyMjE1OVoXDTIwMDQxOTAyMjE1OVowWjEL MAkGA1UEBhMCVVMxEDAOBgNVBAgTB0Zsb3JpZGExGTAXBgNVBAoTEEN1ZGEgU3lzdGVtcyBM TEMxHjAcBgNVBAMTFUthcmwgRGVubmluZ2VyIChPQ1NQKTCCAiIwDQYJKoZIhvcNAQEBBQAD ggIPADCCAgoCggIBALmEWPhAdphrWd4K5VTvE5pxL3blRQPyGF3ApjUjgtavqU1Y8pbI3Byg XDj2/Uz9Si8XVj/kNbKEjkRh5SsNvx3Fc0oQ1uVjyCq7zC/kctF7yLzQbvWnU4grAPZ3IuAp 3/fFxIVaXpxEdKmyZAVDhk9az+IgHH43rdJRIMzxJ5vqQMb+n2EjadVqiGPbtG9aZEImlq7f IYDTnKyToi23PAnkPwwT+q1IkI2DTvf2jzWrhLR5DTX0fUYC0nxlHWbjgpiapyJWtR7K2YQO aevQb/3vN9gSojT2h+cBem7QIj6U69rEYcEDvPyCMXEV9VcXdcmW42LSRsPvZcBHFkWAJqMZ Myiz4kumaP+s+cIDaXitR/szoqDKGSHM4CPAZV9Yh8asvxQL5uDxz5wvLPgS5yS8K/o7zDR5 vNkMCyfYQuR6PAJxVOk5Arqvj9lfP3JSVapwbr01CoWDBkpuJlKfpQIEeC/pcCBKknllbMYq yHBO2TipLyO5Ocd1nhN/nOsO+C+j31lQHfOMRZaPQykXVPWG5BbhWT7ttX4vy5hOW6yJgeT/ o3apynlp1cEavkQRS8uJHoQszF6KIrQMID/JfySWvVQ4ksnfzwB2lRomrdrwnQ4eG/HBS+0l eozwOJNDIBlAP+hLe8A5oWZgooIIK/SulUAsfI6Sgd8dTZTTYmlhAgMBAAGjgfQwgfEwNwYI KwYBBQUHAQEEKzApMCcGCCsGAQUFBzABhhtodHRwOi8vY3VkYXN5c3RlbXMubmV0Ojg4ODgw CQYDVR0TBAIwADARBglghkgBhvhCAQEEBAMCBaAwCwYDVR0PBAQDAgXgMCwGCWCGSAGG+EIB DQQfFh1PcGVuU1NMIEdlbmVyYXRlZCBDZXJ0aWZpY2F0ZTAdBgNVHQ4EFgQUxRyULenJaFwX RtT79aNmIB/u5VkwHwYDVR0jBBgwFoAUJHGbnYV9/N3dvbDKkpQDofrTbTUwHQYDVR0RBBYw FIESa2FybEBkZW5uaW5nZXIubmV0MA0GCSqGSIb3DQEBCwUAA4ICAQBPf3cYtmKowmGIYsm6 eBinJu7QVWvxi1vqnBz3KE+HapqoIZS8/PolB/hwiY0UAE1RsjBJ7yEjihVRwummSBvkoOyf G30uPn4yg4vbJkR9lTz8d21fPshWETa6DBh2jx2Qf13LZpr3Pj2fTtlu6xMYKzg7cSDgd2bO sJGH/rcvva9Spkx5Vfq0RyOrYph9boshRN3D4tbWgBAcX9POdXCVfJONDxhfBuPHsJ6vEmPb An+XL5Yl26XYFPiODQ+Qbk44Ot1kt9s7oS3dVUrh92Qv0G3J3DF+Vt6C15nED+f+bk4gScu+ JHT7RjEmfa18GT8DcT//D1zEke1Ymhb41JH+GyZchDRWtjxsS5OBFMzrju7d264zJUFtX7iJ 3xvpKN7VcZKNtB6dLShj3v/XDsQVQWXmR/1YKWZ93C3LpRs2Y5nYdn6gEOpL/WfQFThtfnat HNc7fNs5vjotaYpBl5H8+VCautKbGOs219uQbhGZLYTv6okuKcY8W+4EJEtK0xB08vqr9Jd0 FS9MGjQE++GWo+5eQxFt6nUENHbVYnsr6bYPQsZH0CRNycgTG9MwY/UIXOf4W034UpR82TBG 1LiMsYfb8ahQJhs3wdf1nzipIjRwoZKT1vGXh/cj3gwSr64GfenURBxaFZA5O1acOZUjPrRT n3ci4McYW/0WVVA3lDGCBRMwggUPAgEBMIGWMIGQMQswCQYDVQQGEwJVUzEQMA4GA1UECBMH RmxvcmlkYTESMBAGA1UEBxMJTmljZXZpbGxlMRkwFwYDVQQKExBDdWRhIFN5c3RlbXMgTExD MRwwGgYDVQQDExNDdWRhIFN5c3RlbXMgTExDIENBMSIwIAYJKoZIhvcNAQkBFhNDdWRhIFN5 c3RlbXMgTExDIENBAgEpMA0GCWCGSAFlAwQCAwUAoIICTTAYBgkqhkiG9w0BCQMxCwYJKoZI hvcNAQcBMBwGCSqGSIb3DQEJBTEPFw0xNTExMjcyMjM5MDNaME8GCSqGSIb3DQEJBDFCBEDh POzyKDzFnH4pHswOes48mx63ce6VOpnGsVhF9/aAMmig5JouTLToArD8o4KeSPRO06dqDSG9 FfCToZwPRsOzMGwGCSqGSIb3DQEJDzFfMF0wCwYJYIZIAWUDBAEqMAsGCWCGSAFlAwQBAjAK BggqhkiG9w0DBzAOBggqhkiG9w0DAgICAIAwDQYIKoZIhvcNAwICAUAwBwYFKw4DAgcwDQYI KoZIhvcNAwICASgwgacGCSsGAQQBgjcQBDGBmTCBljCBkDELMAkGA1UEBhMCVVMxEDAOBgNV BAgTB0Zsb3JpZGExEjAQBgNVBAcTCU5pY2V2aWxsZTEZMBcGA1UEChMQQ3VkYSBTeXN0ZW1z IExMQzEcMBoGA1UEAxMTQ3VkYSBTeXN0ZW1zIExMQyBDQTEiMCAGCSqGSIb3DQEJARYTQ3Vk YSBTeXN0ZW1zIExMQyBDQQIBKTCBqQYLKoZIhvcNAQkQAgsxgZmggZYwgZAxCzAJBgNVBAYT AlVTMRAwDgYDVQQIEwdGbG9yaWRhMRIwEAYDVQQHEwlOaWNldmlsbGUxGTAXBgNVBAoTEEN1 ZGEgU3lzdGVtcyBMTEMxHDAaBgNVBAMTE0N1ZGEgU3lzdGVtcyBMTEMgQ0ExIjAgBgkqhkiG 9w0BCQEWE0N1ZGEgU3lzdGVtcyBMTEMgQ0ECASkwDQYJKoZIhvcNAQEBBQAEggIAOuCMebTS 0qt2Sv3acrYUpnCV6Rl+ToDxly3//8vOm6yI/oLSa6MO6/gHQzpMFvuvWcmKdEnSrPizw6J7 nwiyXDrgtGuIN7rGkWFF8euNULSXpxRf9ddAKMM73y31xJdorpBv87sWrxz58QAkOVh9SMAp vK+7861R9E084QRCCgiI7wNLIgg/qIYDTRQMiBNBrgXYgvlL/3w8pfOLFBLsmZTOxxk4aWnm NloDivYr/4E44fB9cQLoKXS7e6X5WzlBPjpHHzaVAkfpjzghkRndhvDRqPE0yQL3B61cOGV2 Dda3M5VgyhmYjpD7FPjFTcj8XxJPEqk8GPPNMhi0h3Q7QXfFS3FNav0UgI3DM2oKAzdquqBt 3cBNWJNrljNikb9BUe9TNUVSs292sBcJ5vXOpbcnSi1J1X8xFGj85d3sy+2H/6wlPl8YmM4Q 6CQ4c5yiEuIyRY7+4d6005j5S+iKXSlJPfM8VnkVFMbBzqfoqOaavd7rC3vd1XFS8+97X/0H Ic7ElAYjJlM0V4Wy0o+JHVG9gpaGXofSOHS4ieyGGgLqP+wjx2417ktqKncCGiH+DoGezTCw 9lwq5k9tpkd9wMCpaReGyxGK9iys6J2AmMF4EiSnYhhLB2fmxWsdEoajQBp4k8oSYmfZ3ZH1 rGXM0wanhsxby3OBvLTAL5Y5eyQAAAAAAAA= --------------ms070806070704060100000204--
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