From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?ISO-8859-2?Q?Jean-Fran=E7ois_Stenuit?= Subject: Re: totally random "VFS: Cannot open root device" Date: Wed, 30 Nov 2005 10:05:55 +0100 Message-ID: <438D6B73.2060902@keytradebank.com> References: <438B6E05.8070009@eq.cz> <438D2C19.3030008@gmail.com> Mime-Version: 1.0 Content-Type: multipart/signed; protocol="application/x-pkcs7-signature"; micalg=sha1; boundary="------------ms010007040900030102060401" Return-path: Received: from mail123.messagelabs.com ([85.158.136.3]:33378 "HELO mail123.messagelabs.com") by vger.kernel.org with SMTP id S1751154AbVK3JGP (ORCPT ); Wed, 30 Nov 2005 04:06:15 -0500 In-Reply-To: <438D2C19.3030008@gmail.com> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Linux-ide Cc: Tejun Heo , "0602@eq.cz" <0602@eq.cz> This is a cryptographically signed message in MIME format. --------------ms010007040900030102060401 Content-Type: text/plain; charset=ISO-8859-2; format=flowed Content-Transfer-Encoding: 8bit Note that I experienced the same problem yesterday evening with a 2.6.15-rc3 on HP Proliant DL140, which has an ICH-5 based controller and a Maxtor drive Successfull boot shows : ... libata version 1.12 loaded. ata_piix version 1.04 ACPI: PCI Interrupt 0000:00:1f.2[A] -> GSI 18 (level, low) -> IRQ 17 PCI: Setting latency timer of device 0000:00:1f.2 to 64 ata1: SATA max UDMA/133 cmd 0x1F0 ctl 0x3F6 bmdma 0x1470 irq 14 ata1: dev 0 cfg 49:2f00 82:7869 83:7d09 84:4633 85:7869 86:3c01 87:4623 88:203f ata1: dev 0 ATA, max UDMA/100, 156301488 sectors: lba48 ata1: dev 0 configured for UDMA/100 scsi0 : ata_piix Vendor: ATA Model: Maxtor 6L080M0 Rev: BANC Type: Direct-Access ANSI SCSI revision: 05 ata2: SATA max UDMA/133 cmd 0x170 ctl 0x376 bmdma 0x1478 irq 15 ata2: SATA port has no device. scsi1 : ata_piix st: Version 20050830, fixed bufsize 32768, s/g segs 256 SCSI device sda: 156301488 512-byte hdwr sectors (80026 MB) SCSI device sda: drive cache: write back SCSI device sda: 156301488 512-byte hdwr sectors (80026 MB) SCSI device sda: drive cache: write back sda: sda1 sda2 sda3 < sda5 sda6 sda7 sda8 > Attached scsi disk sda at scsi0, channel 0, id 0, lun 0 Attached scsi generic sg0 at scsi0, channel 0, id 0, lun 0, type 0 ... A failed boot shows "ata1: SATA port has no device". I'll try to set-up a serial console to log the boot messages. This behaviour can be reproduced on four different DL140's, so it's fairly safe to say it's not a cabling/hardware problem. Tejun Heo wrote: > 0602@eq.cz wrote: > >> Hi! >> >> (Please CC me your answers as I am not subscribed.) >> >> I have a problem with 2.6.14.3 kernel (but this probably isn't too >> version-specific). I have a kernel which succesfully boots on totally >> random basis (cca 70% is success). My root partition resides on a >> SATA disc connected to a controller on Intel 6300ESB ICH southbridge >> (mb Intel se7320vp2). There is a reiserfs 3 filesystem on my root >> partition. Without any changes to configuration (os or bios or >> whatever) I sometimes get: >> >> VFS: Cannot open root device "801" or unknown block(8,1) >> >> Could this be some timeout issue, or indication of crappy hw? I've >> tried this about 10 times (immediately ctrl+alt+del on successfull >> boot or reset button on aforementioned panic) and I saw no >> regularities in this misbehaviour. >> >> I sincerely appreciate any advice anyone can give. >> > > [CC'ing linux-ide] > > Hello, 0602. :-) > > Can you please post dmesg of a successful booting? That will tell us > which SATA controller/disks you are using. Also, the boot log of a > failed boot will be very helpful - the best way to get this is via > serial console. If you don't have access to serial console, taking > note / picture of the part where SATA detection fails will do too. > > Also, when the machine boots successfully, does it work without > generating disk related kernel logs? Just perform any IO-heavy > operations - cp'ing directories which contain large files, > tar/untarring... - and see if the kernel complains about anyting. > -- Jean-François "Jef" Stenuit Network & Security manager Keytrade Bank SA --------------ms010007040900030102060401 Content-Type: application/x-pkcs7-signature; name="smime.p7s" Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="smime.p7s" Content-Description: S/MIME Cryptographic Signature MIAGCSqGSIb3DQEHAqCAMIACAQExCzAJBgUrDgMCGgUAMIAGCSqGSIb3DQEHAQAAoIII9TCC AtUwggI+oAMCAQICAw940zANBgkqhkiG9w0BAQQFADBiMQswCQYDVQQGEwJaQTElMCMGA1UE ChMcVGhhd3RlIENvbnN1bHRpbmcgKFB0eSkgTHRkLjEsMCoGA1UEAxMjVGhhd3RlIFBlcnNv bmFsIEZyZWVtYWlsIElzc3VpbmcgQ0EwHhcNMDUwOTEzMTU0NDM0WhcNMDYwOTEzMTU0NDM0 WjBGMR8wHQYDVQQDExZUaGF3dGUgRnJlZW1haWwgTWVtYmVyMSMwIQYJKoZIhvcNAQkBFhRq ZnNAa2V5dHJhZGViYW5rLmNvbTCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBAJvF EsxKTbVcg2evoxzm3Gs2PErR2jLXLyAosTiTvopWw3HZAKTD+3rVBQKZA4ykdbC4Spk7ca05 2ENgt3naP/6bJ8gWCrgd9AQ0CRRDNuyE1A0YWjM4G8SYaKNXC+yjhrhaobmKcBQhtysQxHMo s0+SDVbNAOdYjK7rdjN+WGZQpbjJ3E8LtP4Vqv4YoA5LpyumVGq1aCcRNvHC0EbNfGi9p6R6 sIjMglPH0ZAa9YGcX9U6qz/je8ImvL/k9B7Hys8YAN8uLDol9qMKXkys7Nc2UA/V6Qy3/vME PkQ6mnx8m30a1IAHK8zxvpRSpY/SmdSGIk3PGrOwXnCazsAKyX8CAwEAAaMxMC8wHwYDVR0R BBgwFoEUamZzQGtleXRyYWRlYmFuay5jb20wDAYDVR0TAQH/BAIwADANBgkqhkiG9w0BAQQF AAOBgQC0RNI63E0hHdNOy1ffX2Vg+qddH4vJDdtKHcYbI6B3/C8OJTCQLWRRZpOPwVQqNpVL 8OzsDYTX1ARzlzMA9H0grN5AD3hLZxSsNJj0X47SpEq8OyVPlACaKa1YAulRg5QL57gCDSGf 9xPO1nrA9sdlRG0fZLSauFLf4IOdnF7hJzCCAtUwggI+oAMCAQICAw940zANBgkqhkiG9w0B AQQFADBiMQswCQYDVQQGEwJaQTElMCMGA1UEChMcVGhhd3RlIENvbnN1bHRpbmcgKFB0eSkg THRkLjEsMCoGA1UEAxMjVGhhd3RlIFBlcnNvbmFsIEZyZWVtYWlsIElzc3VpbmcgQ0EwHhcN MDUwOTEzMTU0NDM0WhcNMDYwOTEzMTU0NDM0WjBGMR8wHQYDVQQDExZUaGF3dGUgRnJlZW1h aWwgTWVtYmVyMSMwIQYJKoZIhvcNAQkBFhRqZnNAa2V5dHJhZGViYW5rLmNvbTCCASIwDQYJ KoZIhvcNAQEBBQADggEPADCCAQoCggEBAJvFEsxKTbVcg2evoxzm3Gs2PErR2jLXLyAosTiT vopWw3HZAKTD+3rVBQKZA4ykdbC4Spk7ca052ENgt3naP/6bJ8gWCrgd9AQ0CRRDNuyE1A0Y WjM4G8SYaKNXC+yjhrhaobmKcBQhtysQxHMos0+SDVbNAOdYjK7rdjN+WGZQpbjJ3E8LtP4V qv4YoA5LpyumVGq1aCcRNvHC0EbNfGi9p6R6sIjMglPH0ZAa9YGcX9U6qz/je8ImvL/k9B7H ys8YAN8uLDol9qMKXkys7Nc2UA/V6Qy3/vMEPkQ6mnx8m30a1IAHK8zxvpRSpY/SmdSGIk3P GrOwXnCazsAKyX8CAwEAAaMxMC8wHwYDVR0RBBgwFoEUamZzQGtleXRyYWRlYmFuay5jb20w DAYDVR0TAQH/BAIwADANBgkqhkiG9w0BAQQFAAOBgQC0RNI63E0hHdNOy1ffX2Vg+qddH4vJ DdtKHcYbI6B3/C8OJTCQLWRRZpOPwVQqNpVL8OzsDYTX1ARzlzMA9H0grN5AD3hLZxSsNJj0 X47SpEq8OyVPlACaKa1YAulRg5QL57gCDSGf9xPO1nrA9sdlRG0fZLSauFLf4IOdnF7hJzCC Az8wggKooAMCAQICAQ0wDQYJKoZIhvcNAQEFBQAwgdExCzAJBgNVBAYTAlpBMRUwEwYDVQQI EwxXZXN0ZXJuIENhcGUxEjAQBgNVBAcTCUNhcGUgVG93bjEaMBgGA1UEChMRVGhhd3RlIENv bnN1bHRpbmcxKDAmBgNVBAsTH0NlcnRpZmljYXRpb24gU2VydmljZXMgRGl2aXNpb24xJDAi BgNVBAMTG1RoYXd0ZSBQZXJzb25hbCBGcmVlbWFpbCBDQTErMCkGCSqGSIb3DQEJARYccGVy c29uYWwtZnJlZW1haWxAdGhhd3RlLmNvbTAeFw0wMzA3MTcwMDAwMDBaFw0xMzA3MTYyMzU5 NTlaMGIxCzAJBgNVBAYTAlpBMSUwIwYDVQQKExxUaGF3dGUgQ29uc3VsdGluZyAoUHR5KSBM dGQuMSwwKgYDVQQDEyNUaGF3dGUgUGVyc29uYWwgRnJlZW1haWwgSXNzdWluZyBDQTCBnzAN BgkqhkiG9w0BAQEFAAOBjQAwgYkCgYEAxKY8VXNV+065yplaHmjAdQRwnd/p/6Me7L3N9Vvy Gna9fww6YfK/Uc4B1OVQCjDXAmNaLIkVcI7dyfArhVqqP3FWy688Cwfn8R+RNiQqE88r1fOC dz0Dviv+uxg+B79AgAJk16emu59l0cUqVIUPSAR/p7bRPGEEQB5kGXJgt/sCAwEAAaOBlDCB kTASBgNVHRMBAf8ECDAGAQH/AgEAMEMGA1UdHwQ8MDowOKA2oDSGMmh0dHA6Ly9jcmwudGhh d3RlLmNvbS9UaGF3dGVQZXJzb25hbEZyZWVtYWlsQ0EuY3JsMAsGA1UdDwQEAwIBBjApBgNV HREEIjAgpB4wHDEaMBgGA1UEAxMRUHJpdmF0ZUxhYmVsMi0xMzgwDQYJKoZIhvcNAQEFBQAD gYEASIzRUIPqCy7MDaNmrGcPf6+svsIXoUOWlJ1/TCG4+DYfqi2fNi/A9BxQIJNwPP2t4WFi w9k6GX6EsZkbAMUaC4J0niVQlGLH2ydxVyWN3amcOY6MIE9lX5Xa9/eH1sYITq726jTlEBpb NU1341YheILcIRk13iSx0x1G/11fZU8xggM7MIIDNwIBATBpMGIxCzAJBgNVBAYTAlpBMSUw IwYDVQQKExxUaGF3dGUgQ29uc3VsdGluZyAoUHR5KSBMdGQuMSwwKgYDVQQDEyNUaGF3dGUg UGVyc29uYWwgRnJlZW1haWwgSXNzdWluZyBDQQIDD3jTMAkGBSsOAwIaBQCgggGnMBgGCSqG SIb3DQEJAzELBgkqhkiG9w0BBwEwHAYJKoZIhvcNAQkFMQ8XDTA1MTEzMDA5MDU1NlowIwYJ KoZIhvcNAQkEMRYEFL5Km/pf2sJLlyq64s8oCCyT89XDMFIGCSqGSIb3DQEJDzFFMEMwCgYI KoZIhvcNAwcwDgYIKoZIhvcNAwICAgCAMA0GCCqGSIb3DQMCAgFAMAcGBSsOAwIHMA0GCCqG SIb3DQMCAgEoMHgGCSsGAQQBgjcQBDFrMGkwYjELMAkGA1UEBhMCWkExJTAjBgNVBAoTHFRo YXd0ZSBDb25zdWx0aW5nIChQdHkpIEx0ZC4xLDAqBgNVBAMTI1RoYXd0ZSBQZXJzb25hbCBG cmVlbWFpbCBJc3N1aW5nIENBAgMPeNMwegYLKoZIhvcNAQkQAgsxa6BpMGIxCzAJBgNVBAYT AlpBMSUwIwYDVQQKExxUaGF3dGUgQ29uc3VsdGluZyAoUHR5KSBMdGQuMSwwKgYDVQQDEyNU aGF3dGUgUGVyc29uYWwgRnJlZW1haWwgSXNzdWluZyBDQQIDD3jTMA0GCSqGSIb3DQEBAQUA BIIBAIix1UWzzOBqxDgFE0EXI5BfZ32qY1CppLAOra7f/CZ9RiqIgRr1h5m/QoMzJSdnYjtl eyOjP2PyoI01aEYfqC1PoKgL39yztjkQKlWA0dBoMBfDj28aksI43RD1y4n8aO/fwqj9B1TO 0McxsRrszBem0eQomxUCShtgGXHyDrdXEmckLYbrquel+T+HpwNoKOOS3pZnWFs42h29a1Tq hrOtNHnB41C/TeIhRbWzjuOCPzG+KGzTBMl8yoE346GsCoL+FmAGIIcGDGN221rZdnuDGBH5 KGBDPAdopb7poM4tYqModwJRUCDtJpzANc4AWsZSG8VKMhhWMfrlO0A4d00AAAAAAAA= --------------ms010007040900030102060401--