<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:x="urn:schemas-microsoft-com:office:excel" xmlns:p="urn:schemas-microsoft-com:office:powerpoint" xmlns:a="urn:schemas-microsoft-com:office:access" xmlns:dt="uuid:C2F41010-65B3-11d1-A29F-00AA00C14882" xmlns:s="uuid:BDC6E3F0-6DA3-11d1-A2A3-00AA00C14882" xmlns:rs="urn:schemas-microsoft-com:rowset" xmlns:z="#RowsetSchema" xmlns:b="urn:schemas-microsoft-com:office:publisher" xmlns:ss="urn:schemas-microsoft-com:office:spreadsheet" xmlns:c="urn:schemas-microsoft-com:office:component:spreadsheet" xmlns:odc="urn:schemas-microsoft-com:office:odc" xmlns:oa="urn:schemas-microsoft-com:office:activation" xmlns:html="http://www.w3.org/TR/REC-html40" xmlns:q="http://schemas.xmlsoap.org/soap/envelope/" xmlns:rtc="http://microsoft.com/officenet/conferencing" xmlns:D="DAV:" xmlns:Repl="http://schemas.microsoft.com/repl/" xmlns:mt="http://schemas.microsoft.com/sharepoint/soap/meetings/" xmlns:x2="http://schemas.microsoft.com/office/excel/2003/xml" xmlns:ppda="http://www.passport.com/NameSpace.xsd" xmlns:ois="http://schemas.microsoft.com/sharepoint/soap/ois/" xmlns:dir="http://schemas.microsoft.com/sharepoint/soap/directory/" xmlns:ds="http://www.w3.org/2000/09/xmldsig#" xmlns:dsp="http://schemas.microsoft.com/sharepoint/dsp" xmlns:udc="http://schemas.microsoft.com/data/udc" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:sub="http://schemas.microsoft.com/sharepoint/soap/2002/1/alerts/" xmlns:ec="http://www.w3.org/2001/04/xmlenc#" xmlns:sp="http://schemas.microsoft.com/sharepoint/" xmlns:sps="http://schemas.microsoft.com/sharepoint/soap/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:udcs="http://schemas.microsoft.com/data/udc/soap" xmlns:udcxf="http://schemas.microsoft.com/data/udc/xmlfile" xmlns:udcp2p="http://schemas.microsoft.com/data/udc/parttopart" xmlns:st="" xmlns="http://www.w3.org/TR/REC-html40"> <head> <META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=us-ascii"> <meta name=Generator content="Microsoft Word 11 (filtered medium)"> <style>  </style> </head> <body lang=EN-US link=blue vlink=purple> <div class=Section1> Hello All<o:p></o:p> <o:p> </o:p> We have brand new server with RHEL 5.5 installed.<o:p></o:p> We are getting below message in dmesg and server is not responding<o:p></o:p> <o:p> </o:p> "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.<o:p></o:p> gzip D ffffffff80151248 0 31591 31568 (NOTLB)<o:p></o:p> ffff8116c040bbd8 0000000000000086 ffff8121243c4d00 ffffffff8868e063<o:p></o:p> ffff81247f97fc00 0000000000000009 ffff811b55ee07a0 ffff81127fca7100<o:p></o:p> 0003a649e7db97bf 000000000001aede ffff811b55ee0988 0000000fc040bb58<o:p></o:p> Call Trace:<o:p></o:p> [<ffffffff8868e063>] :nfs:nfs_readpages+0x2cc/0x2e9<o:p></o:p> [<ffffffff8006f1f5>] do_gettimeofday+0x40/0x90<o:p></o:p> [<ffffffff80028adc>] sync_page+0x0/0x43<o:p></o:p> [<ffffffff800647ea>] io_schedule+0x3f/0x67<o:p></o:p> [<ffffffff80028b1a>] sync_page+0x3e/0x43<o:p></o:p> [<ffffffff8006492e>] __wait_on_bit_lock+0x36/0x66<o:p></o:p> [<ffffffff8003ff92>] __lock_page+0x5e/0x64<o:p></o:p> [<ffffffff800a1bd2>] wake_bit_function+0x0/0x23<o:p></o:p> [<ffffffff8000c2e7>] do_generic_mapping_read+0x1df/0x354<o:p></o:p> [<ffffffff8000d0fb>] file_read_actor+0x0/0x159<o:p></o:p> [<ffffffff8000c5a8>] __generic_file_aio_read+0x14c/0x198<o:p></o:p> [<ffffffff80016dd4>] generic_file_aio_read+0x34/0x39<o:p></o:p> [<ffffffff8000ce24>] do_sync_read+0xc7/0x104<o:p></o:p> [<ffffffff8000e324>] current_fs_time+0x3b/0x40<o:p></o:p> [<ffffffff800a1ba4>] autoremove_wake_function+0x0/0x2e<o:p></o:p> [<ffffffff80063a8f>] __sched_text_start+0x6cf/0xbd6<o:p></o:p> [<ffffffff8000b6b0>] vfs_read+0xcb/0x171<o:p></o:p> [<ffffffff80011c01>] sys_read+0x45/0x6e<o:p></o:p> [<ffffffff8005e28d>] tracesys+0xd5/0xe0<o:p></o:p> <o:p> </o:p> Can some body help to resolve this?. <o:p></o:p> <o:p> </o:p> <o:p> </o:p> Rgds<o:p></o:p> Nitin<o:p></o:p> <o:p></o:p> <o:p> </o:p> </div> </body> </html>