I have a Compaq Evo P4 machine with SuSE 7.3 installed.
 
From time to time, some services just crash and stop working. Even the whole box crashes sometimes.
 
I found several messages  in /var/log/messages, not after any specific time, but at random, even when the machine is IDLE,
like:
 
Unable to handle kernel NULL pointer dereference at virtual address 00000028
 
Unable to handle kernel paging request at virtual address 39d43412
 
 
All of them have different "virtual address" ( I found 00000008 3 times), and all of them show stack, Call trace and Code messages.
 
I also found lines for each error like
 
EIP:    0010:[find_inode+32/76]
 
EIP:    0010:[d_lookup+92/244]
 
EIP:    0010:[vfs_readdir+14/132]
 
EIP:    0010:[filemap_nopage+25/1144]
 
EIP:    0010:[exit_mmap+128/276]
 
EIP:    0010:[__free_pages_ok+26/480]
 
 
I am attaching the full error messages.
 
 
Any ideas?
 
 

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Juan Francisco Torres Ch.