[NBLUG/talk] nasty messages from the kernel

E Frank Ball frankb at efball.com
Tue May 11 17:06:12 PDT 2004


nasty message from the kernel:  Self-destruct in 5 seconds.  Have a nice day...

I don't know if the nfs server is the cause of this problem or not.  The
nfs server went down for a reboot, then I see the second line below:

May  9 06:39:53 napoleon kernel: nfs: server tank not responding, still trying

May  9 06:41:42 napoleon kernel: VFS: Busy inodes after unmount.  Self-destruct in 5 seconds.  Have a nice day...

May  9 06:49:36 napoleon kernel: nfs: server tank OK


A while later the system hangs (see below).  Several other machines
using the same NFS server recovered without any problems.  But it's not the
first time napoleon has done this.  Any ideas how to prevent this?


May 10 00:51:24 napoleon kernel: Unable to handle kernel paging request at virtual address 9f9079a5
May 10 00:51:24 napoleon kernel:  printing eip:
May 10 00:51:24 napoleon kernel: c016d757
May 10 00:51:24 napoleon kernel: *pde = 00000000
May 10 00:51:24 napoleon kernel: Oops: 0000
May 10 00:51:24 napoleon kernel: parport_pc lp parport nfs nfsd lockd sunrpc iptable_filter ip_tables pcnet32 mii keybdev mousedev hid input usb-uhci usbcore ext3 jbd  
May 10 00:51:24 napoleon kernel: CPU:    1
May 10 00:51:24 napoleon kernel: EIP:    0060:[<c016d757>]    Not tainted
May 10 00:51:24 napoleon kernel: EFLAGS: 00010286
May 10 00:51:24 napoleon kernel: 
May 10 00:51:24 napoleon kernel: EIP is at iput [kernel] 0x37 (2.4.20-28.9smp)
May 10 00:51:24 napoleon kernel: eax: 9f90798d   ebx: c8bde300   ecx: c8bde310   edx: c0ac1d80
May 10 00:51:24 napoleon kernel: esi: 9f90798d   edi: c9691800   ebp: 00007f98   esp: c1923f78
May 10 00:51:24 napoleon kernel: ds: 0068   es: 0068   ss: 0068
May 10 00:51:24 napoleon kernel: Process kswapd (pid: 7, stackpage=c1923000)
May 10 00:51:24 napoleon kernel: Stack: 00000000 c016a510 d08eba37 c0ac1d98 c0ac1d80 c8bde300 c016aa1a c8bde300 
May 10 00:51:24 napoleon kernel:        c8bde300 c1922000 00000000 000001d0 00000000 c016adb4 000086b9 c0147c8b 
May 10 00:51:24 napoleon kernel:        00000006 000001d0 c1922000 c1922000 00000000 c1922401 00000000 c0147f53 
May 10 00:51:24 napoleon kernel: Call Trace:   [<c016a510>] dput [kernel] 0x30 (0xc1923f7c))
May 10 00:51:24 napoleon kernel: [<d08eba37>] nfs_dentry_iput [nfs] 0x57 (0xc1923f80))
May 10 00:51:24 napoleon kernel: [<c016aa1a>] prune_dcache [kernel] 0x18a (0xc1923f90))
May 10 00:51:24 napoleon kernel: [<c016adb4>] shrink_dcache_memory [kernel] 0x24 (0xc1923fac))
May 10 00:51:24 napoleon kernel: [<c0147c8b>] do_try_to_free_pages_kswapd [kernel] 0x1b (0xc1923fb4))
May 10 00:51:24 napoleon kernel: [<c0147f53>] kswapd [kernel] 0x83 (0xc1923fd4))
May 10 00:51:24 napoleon kernel: [<c0147ed0>] kswapd [kernel] 0x0 (0xc1923fe4))
May 10 00:51:24 napoleon kernel: [<c010759d>] kernel_thread_helper [kernel] 0x5 (0xc1923ff0))
May 10 00:51:24 napoleon kernel: 
May 10 00:51:24 napoleon kernel: 
May 10 00:51:24 napoleon kernel: Code: 8b 46 18 85 c0 0f 85 b1 02 00 00 c7 44 24 04 40 6c 34 c0 8d 


-- 

   E Frank Ball                frankb at efball.com




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