{
virtual_addr1 =  kmalloc(0x20, GFP_USER);
phy_addr1 = __pa(virtual_addr1 );
virtual_addr2 =  ioremap(phy_addr1, 0x20 );

}


I noticed that virtual_addr1  is not equal to virtual_addr2.  And if i
dereference virtual_addr2 ( *virtual_addr2 ),
kernel crash. What is wrong here ?

-Ratheesh
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