Bug 476084
Summary: | kernel: NFS: v4 server returned a bad sequence-id error on an unconfirmed sequence ffff880052c57228! | ||
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Product: | [Fedora] Fedora | Reporter: | Louis Lagendijk <louis> |
Component: | kernel | Assignee: | Steve Dickson <steved> |
Status: | CLOSED NOTABUG | QA Contact: | Fedora Extras Quality Assurance <extras-qa> |
Severity: | high | Docs Contact: | |
Priority: | low | ||
Version: | 10 | CC: | fcdanilo, kernel-maint |
Target Milestone: | --- | ||
Target Release: | --- | ||
Hardware: | x86_64 | ||
OS: | Linux | ||
Whiteboard: | |||
Fixed In Version: | Doc Type: | Bug Fix | |
Doc Text: | Story Points: | --- | |
Clone Of: | Environment: | ||
Last Closed: | 2009-08-12 19:40:47 UTC | Type: | --- |
Regression: | --- | Mount Type: | --- |
Documentation: | --- | CRM: | |
Verified Versions: | Category: | --- | |
oVirt Team: | --- | RHEL 7.3 requirements from Atomic Host: | |
Cloudforms Team: | --- | Target Upstream Version: | |
Embargoed: |
Description
Louis Lagendijk
2008-12-11 20:29:51 UTC
I forgot to show the error message on the server side. Here are the errors that the Centos 5 server reports (from a recent Fedora 9 client, as I am back to Fedora 9 for the time being as Fedora 10 is not usable): NFSD: preprocess_seqid_op: bad seqid (expected 8305, got 8306) NFSD: preprocess_seqid_op: bad seqid (expected 2, got 3) NFSD: preprocess_seqid_op: bad seqid (expected 2, got 3) NFSD: preprocess_seqid_op: bad seqid (expected 2, got 3) NFSD: preprocess_seqid_op: bad seqid (expected 8305, got 8306) NFSD: preprocess_seqid_op: bad seqid (expected 8305, got 8306) NFSD: preprocess_seqid_op: bad seqid (expected 8305, got 8306) NFSD: preprocess_seqid_op: bad seqid (expected 8305, got 8306) NFSD: preprocess_seqid_op: bad seqid (expected 8305, got 8306) NFSD: preprocess_seqid_op: bad seqid (expected 8305, got 8306) NFSD: preprocess_seqid_op: bad seqid (expected 8305, got 8306) NFSD: preprocess_seqid_op: bad seqid (expected 8305, got 8306) NFSD: preprocess_seqid_op: bad seqid (expected 8305, got 8306) NFSD: preprocess_seqid_op: bad seqid (expected 8305, got 8306) NFSD: preprocess_seqid_op: bad seqid (expected 8305, got 8306) NFSD: preprocess_seqid_op: bad seqid (expected 8305, got 8306) NFSD: preprocess_seqid_op: bad seqid (expected 8305, got 8306) NFSD: preprocess_seqid_op: bad seqid (expected 8305, got 8306) NFSD: preprocess_seqid_op: bad seqid (expected 8305, got 8306) NFSD: preprocess_seqid_op: bad seqid (expected 8305, got 8306) NFSD: preprocess_seqid_op: bad seqid (expected 8305, got 8306) NFSD: preprocess_seqid_op: bad seqid (expected 8305, got 8306) NFSD: preprocess_seqid_op: bad seqid (expected 8305, got 8306) NFSD: preprocess_seqid_op: bad seqid (expected 8305, got 8306) NFSD: preprocess_seqid_op: bad seqid (expected 8305, got 8306) NFSD: preprocess_seqid_op: bad seqid (expected 8305, got 8306) NFSD: preprocess_seqid_op: bad seqid (expected 8305, got 8306) With the latest kernel : Linux travel.pheasant 2.6.27.9-159.fc10.x86_64 #1 SMP Tue Dec 16 14:47:52 EST 2008 x86_64 x86_64 x86_64 GNU/Linux the hangings disappeared. this may be related to the kernel update on my Centos server machine taht now runs: Linux nest.pheasant 2.6.18-92.1.22.el5 #1 SMP Tue Dec 16 11:57:43 EST 2008 x86_64 x86_64 x86_64 GNU/Linux So we can close this bug? The bug hit again today. A reboot solved the issue. I still do not know exactly how to trigger it. Here is an exempt from the Fedora 10 messages file: Dec 29 10:27:13 travel ntpd[3052]: synchronized to 81.171.44.131, stratum 2 Dec 29 10:27:11 travel ntpd[3052]: time reset -1.518701 s Dec 29 10:27:11 travel ntpd[3052]: kernel time sync status change 0001 Dec 29 10:30:51 travel ntpd[3052]: synchronized to 81.171.44.131, stratum 2 Dec 29 10:58:01 travel yum: Updated: gstreamer-plugins-ugly-0.10.10-1.fc10.x86_64 Dec 29 12:01:04 travel kernel: NFS: v4 server returned a bad sequence-id error on an unconfirmed sequence ffff880053409a28! Dec 29 12:01:04 travel kernel: NFS: v4 server returned a bad sequence-id error on an unconfirmed sequence ffff880053409628! Dec 29 12:01:04 travel kernel: NFS: v4 server returned a bad sequence-id error on an unconfirmed sequence ffff880053409a28! Dec 29 12:01:04 travel kernel: NFS: v4 server returned a bad sequence-id error on an unconfirmed sequence ffff880053409628! Dec 29 12:01:04 travel kernel: NFS: v4 server returned a bad sequence-id error on an unconfirmed sequence ffff880053409a28! and then it goes on and on..... and this is what the Centos logfile has: Dec 29 11:48:27 nest nmbd[4557]: Cannot get workgroup name. Dec 29 11:56:25 nest kernel: NFSD: preprocess_seqid_op: bad seqid (expected 27286, got 27287) Dec 29 11:56:25 nest kernel: NFSD: preprocess_seqid_op: bad seqid (expected 2, got 3) Dec 29 12:01:02 nest xinetd[4160]: START: hotwayd pid=8583 from=10.0.0.1 it repeats the Dec 29 12:01:03 nest kernel: NFSD: preprocess_seqid_op: bad seqid (expected 27286, got 27287) many times Centos is now running the Xen kernel: Linux nest.pheasant 2.6.18-92.1.22.el5xen #1 SMP Tue Dec 16 12:26:32 EST 2008 x86_64 x86_64 x86_64 GNU/Linux. Apart from this nothing changed I have for a long time been running a standard 2.6.28 kernel on my Centos box and did not have the problem any more. I now started the stock Centos kernel 2.6.18-128.2.1.el5xen (x86_64) to play around with Xen and the problem re-appeared. It appears to be a Centos/RHEL5 problem, not Fedora. Should I file a new BZ towards RHEL5? yes... Close this one and please open a RHEL5 bz... Today I installed a Fedora 11 client in my network and noticed this bug. My server is also a NFSv4 with Kerberos: Server CentOS: kernel-2.6.18-128.2.1.el5 Client Fedora: kernel-2.6.29.6-217.2.3.fc11.x86_64 Closing this BZ. Have not seen the bug after installing dzickus 2.6.18-162.el5xen experimental RHEL kernel. Will report it on RHEL kernel only if the problem re-appears Created a BZ for RHEL5: https://bugzilla.redhat.com/show_bug.cgi?id=517629 |