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sr/libexec/getconf. holes=1 overlaps=0 [2010-11-23 04:09:34.278595] E [rpcsvc.c:1693:nfs_rpcsvc_submit_generic] nfsrpc: Failed to submit message [2010-11-23 04:09:34.278639] E [nfs3.c:473:nfs3svc_submit_reply] nfs-nfsv3: Reply submission failed [2010-11-23 04:09:34.279233] E [rpcsvc.c:1693:nfs_rpcsvc_submit_generic] nfsrpc: Failed to submit message [2010-11-23 04:09:34.279259] E [nfs3.c:473:nfs3svc_submit_reply] nfs-nfsv3: Reply submission failed [2010-11-23 04:09:34.279604] E [rpcsvc.c:1693:nfs_rpcsvc_submit_generic] nfsrpc: Failed to submit message [2010-11-23 04:09:34.279629] E [nfs3.c:473:nfs3svc_submit_reply] nfs-nfsv3: Reply submission failed kernel backtrace for the hung task is returned on the client side as this Call Trace: [<ffffffffa02a1424>] ? __rpc_execute+0xc8/0x232 [sunrpc] [<ffffffff81016939>] ? read_tsc+0x9/0x1b [<ffffffff81063e2b>] ? clocksource_read+0xf/0x11 [<ffffffff810acaa6>] ? sync_page+0x0/0x4a [<ffffffff813d994c>] schedule+0xe/0x22 [<ffffffff813d9991>] io_schedule+0x31/0x42 [<ffffffff810acaec>] sync_page+0x46/0x4a [<ffffffff813d9ea8>] __wait_on_bit+0x48/0x7b [<ffffffff810accc0>] wait_on_page_bit+0x72/0x79 [<ffffffff8105d730>] ? wake_bit_function+0x0/0x33 [<ffffffff810b4f35>] ? pagevec_lookup_tag+0x25/0x2e [<ffffffff810ad561>] wait_on_page_writeback_range+0x9c/0x15d [<ffffffff810ad647>] filemap_fdatawait+0x25/0x27 [<ffffffff810adea9>] filemap_write_and_wait+0x2c/0x38 [<ffffffffa0313cc7>] nfs_setattr+0xbd/0x125 [nfs] [<ffffffff810ae0e6>] ? generic_file_aio_write+0x75/0xca [<ffffffffa0311c2a>] ? nfs_file_write+0x104/0x180 [nfs] [<ffffffff8104db5b>] ? current_fs_time+0x27/0x2e [<ffffffff810f612c>] notify_change+0x1a1/0x305 [<ffffffff81100863>] utimes_common+0x12b/0x152 [<ffffffff8110090e>] do_utimes+0x84/0xd7 [<ffffffff810eb48b>] ? path_put+0x22/0x26 [<ffffffff81100a7e>] sys_utimensat+0x63/0x6c [<ffffffff81010c82>] system_call_fastpath+0x16/0x1b hang on the terminal /usr/lib64/libgstvideo-0.10.so.0.18.0' -> `./usr/lib64/libgstvideo-0.10.so.0.18.0' `/usr/lib64/libkio.so.5.3.0' -> `./usr/lib64/libkio.so.5.3.0' removed `./usr/lib64/libpoppler.so.4' `/usr/lib64/libpoppler.so.4' -> `./usr/lib64/libpoppler.so.4' `/usr/lib64/libxcb-xvmc.so.0.0.0' -> `./usr/lib64/libxcb-xvmc.so.0.0.0' `/usr/lib64/libkdeinit4_klauncher.so' -> `./usr/lib64/libkdeinit4_klauncher.so' `/usr/lib64/libgstinterfaces-0.10.so.0' -> `./usr/lib64/libgstinterfaces-0.10.so.0' `/usr/lib64/libffi.so.5.0.6' -> `./usr/lib64/libffi.so.5.0.6' removed `./usr/lib64/libXxf86dga.so.1' `/usr/lib64/libXxf86dga.so.1' -> `./usr/lib64/libXxf86dga.so.1' `/usr/lib64/libXcursor.so.1.0.2' -> `./usr/lib64/libXcursor.so.1.0.2' `/usr/lib64/libpcrecpp.so.0.0.0' -> `./usr/lib64/libpcrecpp.so.0.0.0' removed `./usr/lib64/libsnmp.so.15' `/usr/lib64/libsnmp.so.15' -> `./usr/lib64/libsnmp.so.15' `/usr/lib64/libQtCLucene.so.4.5.3' -> `./usr/lib64/libQtCLucene.so.4.5.3' ^C^C ^C^C^C^C^C^C ^C^Z ^C^C^Z ^C^C^C^Z^Z
It looks like the reply failure happens because the connection was disconnected by the nfs client. Normally, the nfs client would reconnect and retransmit the request but that does not the case here. Can you get me the trace log for nfs? I can pin-point whether it is really due to a disconnection or if there is a bug in the connection handling code. Thanks
Harsha confirms that this bug is seen very rarely so no info is available for debugging it. He agrees with closing the bug.