Kernel BUG
invalid opcode: 0000 [#1]
PREEMPT SMP 
Modules linked in: appletalk ipx p8023 netrom ax25 fuse xt_state xt_limit iptable_filter ipt_REDIRECT xt_tcpudp iptable_nat ip_nat ip_tables x_tables ipv6 intel_agp agpgart aty128fb shpchp i8xx_tco i2c_i801 i2c_core uhci_hcd capability commoncap 3c59x mii ip_conntrack_ftp ip_conntrack nfnetlink loop lp parport
CPU:    0
EIP:    0060:[<c019e1d4>]    Not tainted VLI
EFLAGS: 00010286   (2.6.17-grsec-fw3 #1) 
EIP is at page_remove_rmap+0x16/0x30
eax: ffffffff   ebx: c15af840   ecx: 00000001   edx: c15af840
esi: 682a7000   edi: 00000020   ebp: dc230a9c   esp: e1265ed0
ds: 0068   es: 0068   ss: 0068
Process httpd (pid: 14812, threadinfo=e1264000 task=efe1f570)
Stack: c0198634 c15af840 00001000 00000000 00000001 682c8000 d6770680 c215fb40 
       c1604aa0 00000000 ffffffff c138460c d6770680 682c8000 00000000 e1265f3c 
       ebfe1348 c215fb40 efe1fa14 c019af29 e1265f3c c067cca0 00000000 ffffffff 
Call Trace:
 <c0198634> unmap_vmas+0x24a/0x4d8  <c019af29> exit_mmap+0x6f/0xff
 <c016cfa7> mmput+0x21/0x7a  <c0170758> exit_mm+0x101/0x107
 <c0171b45> do_exit+0x18b/0x759  <c017218b> sys_exit_group+0x0/0x11
 <c0152ed7> syscall_call+0x7/0xb  <c015007b> _stext+0x7b/0xb0
 <c015007b> _stext+0x7b/0xb0 
Code: db 5a 75 c7 89 e8 e8 72 be 28 00 89 f8 83 c4 20 5b 5e 5f 5d c3 8b 54 24 04 90 83 42 08 ff 0f 98 c0 84 c0 74 1f 8b 42 08 40 79 0e <0f> 0b 85 05 3d 02 00 00 85 05 6c aa 46 c0 6a ff 6a 10 e8 fe 30 
EIP: [<c019e1d4>] page_remove_rmap+0x16/0x30 SS:ESP 0068:e1265ed0
 <1>Fixing recursive fault but reboot is needed!
BUG: scheduling while atomic: httpd/0x00000002/14812
 <c0428077> schedule+0x43/0xb94  <c01774c9> run_timer_softirq+0x17a/0x182
 <c0176ee8> process_timeout+0x0/0x9  <c017381a> __do_softirq+0x57/0xc2
 <c029a4a8> exit_io_context+0x6d/0x72  <c0171a80> do_exit+0xc6/0x759
 <c0154a1b> die+0x292/0x2ba  <c0155283> do_invalid_op+0x0/0x9e
 <c0155315> do_invalid_op+0x92/0x9e  <c019e1d4> page_remove_rmap+0x16/0x30
 <c0176f2f> do_timer+0x39/0x2e2  <c02ac0c9> __bitmap_weight+0x59/0x64
 <c018288b> hrtimer_run_queues+0x130/0x14a  <c0169f98> scheduler_tick+0x297/0x32e
 <c01774c9> run_timer_softirq+0x17a/0x182  <c01540ef> error_code+0x4f/0x60
 <c01a0068> add_swap_extent+0x6d/0xa2  <c019e1d4> page_remove_rmap+0x16/0x30
 <c0198634> unmap_vmas+0x24a/0x4d8  <c019af29> exit_mmap+0x6f/0xff
 <c016cfa7> mmput+0x21/0x7a  <c0170758> exit_mm+0x101/0x107
 <c0171b45> do_exit+0x18b/0x759  <c017218b> sys_exit_group+0x0/0x11
 <c0152ed7> syscall_call+0x7/0xb  <c015007b> _stext+0x7b/0xb0
 <c015007b> _stext+0x7b/0xb0