[  636.143585] Internal error: Oops - undefined instruction: 0 [#1] SMP ARM                                                                                                         
[  636.150634] Modules linked in: brcmfmac brcmutil cfg80211                                                                                                                        
[  636.156311] CPU: 0    Not tainted  (3.5.0-rc4+ #3)                                                                                                                               
[  636.161346] PC is at __lock_acquire+0x65c/0x1d88                                                                                                                                 
[  636.166198] LR is at 0x60000093                                                                                                                                                  
[  636.169494] pc : [<c008e670>]    lr : [<60000093>]    psr: 20000093                                                                                                              
[  636.169494] sp : c06b1e18  ip : 9e370001  fp : c0724f70                                                                                                                          
[  636.181549] r10: c06b0000  r9 : 0000001e  r8 : c0b92998                                                                                                                          
[  636.187042] r7 : c06d2cc8  r6 : 00000000  r5 : c0746d64  r4 : c06d2868                                                                                                           
[  636.193908] r3 : 00003b0e  r2 : ec3b001d  r1 : 0001d870  r0 : 0000001d                                                                                                           
[  636.200744] Flags: nzCv  IRQs off  FIQs on  Mode SVC_32  ISA ARM  Segment kernel                                                                                                 
[  636.208526] Control: 10c53c7d  Table: ae39c04a  DAC: 00000017                                                                                                                    
[  636.214569] Process swapper/0 (pid: 0, stack limit = 0xc06b02f8)                                                                                                                 
[  636.220855] Stack: (0xc06b1e18 to 0xc06b2000)                                                                                                                                    
[  636.225433] 1e00:                                                       c06d00f8 00000002                                                                                        
[  636.234039] 1e20: c0807968 00000001 00000000 00000002 0000001d 00000000 00000001 0001d870                                                                                        
[  636.242614] 1e40: c08070e8 00000001 00000000 00000002 00000002 00000000 00000000 c00903e4                                                                                        
[  636.251220] 1e60: 00000002 00000080 00000000 c0066838 00000000 00000000 60000093 00000000                                                                                        
[  636.259796] 1e80: 60000093 00000000 c06b4324 c06b0000 00000000 00000000 00000002 00000000                                                                                        
[  636.268402] 1ea0: 00000000 c00903e4 00000002 00000080 00000000 c00a3588 00000000 c14b0aa0                                                                                        
[  636.276977] 1ec0: 60000093 c06adaa0 00000094 c06b4314 00000002 c06b0000 0000002c 00000000                                                                                        
[  636.285583] 1ee0: 412fc09a c06d3f80 00000000 c04a2914 00000002 00000000 c00a3588 c0048328                                                                                        
[  636.294189] 1f00: 00000033 c06b42c0 c06b4314 c00a3588 c06d00f8 c06af318 c06b0000 c009ff98                                                                                        
[  636.302764] 1f20: 000001da c0014c78 fa24010c c06ced30 c06b1f58 fa240100 00000000 c000848c                                                                                        
[  636.311370] 1f40: c06d2868 c0014f70 20000013 ffffffff c06b1f8c c04a31e4 057b6e56 00000001                                                                                        
[  636.319946] 1f60: 00000000 c06d2868 c06b0000 c0744308 c04ae350 c06d3d50 00000000 412fc09a                                                                                        
[  636.328552] 1f80: c06d3f80 00000000 00000001 c06b1fa0 057b6e57 c0014f70 20000013 ffffffff                                                                                        
[  636.337127] 1fa0: c06d2868 c001519c c071b85c c06cfdf8 c0744240 c0691fdc c14ad080 8000406a                                                                                        
[  636.345733] 1fc0: 00000000 c06617ac ffffffff ffffffff c0661230 00000000 00000000 c0691fdc                                                                                        
[  636.354309] 1fe0: 00000000 10c53c7d c06ced08 c0691fac c06d3d44 80008044 00000000 00000000                                                                                        
[  636.362915] [<c008e670>] (__lock_acquire+0x65c/0x1d88) from [<c00903e4>] (lock_acquire+0x98/0x100)                                                                               
[  636.372344] [<c00903e4>] (lock_acquire+0x98/0x100) from [<c04a2914>] (_raw_spin_lock+0x2c/0x3c)                                                                                  
[  636.381500] [<c04a2914>] (_raw_spin_lock+0x2c/0x3c) from [<c00a3588>] (handle_fasteoi_irq+0x14/0x194)                                                                            
[  636.391174] [<c00a3588>] (handle_fasteoi_irq+0x14/0x194) from [<c009ff98>] (generic_handle_irq+0x30/0x48)                                                                        
[  636.401245] [<c009ff98>] (generic_handle_irq+0x30/0x48) from [<c0014c78>] (handle_IRQ+0x4c/0xac)                                                                                 
[  636.410491] [<c0014c78>] (handle_IRQ+0x4c/0xac) from [<c000848c>] (gic_handle_irq+0x28/0x5c)                                                                                     
[  636.419342] [<c000848c>] (gic_handle_irq+0x28/0x5c) from [<c04a31e4>] (__irq_svc+0x44/0x60)                                                                                      
[  636.428131] Exception stack(0xc06b1f58 to 0xc06b1fa0)                                                                                                                            
[  636.433441] 1f40:                                                       057b6e56 00000001                                                                                        
[  636.442016] 1f60: 00000000 c06d2868 c06b0000 c0744308 c04ae350 c06d3d50 00000000 412fc09a                                                                                        
[  636.450622] 1f80: c06d3f80 00000000 00000001 c06b1fa0 057b6e57 c0014f70 20000013 ffffffff                                                                                        
[  636.459228] [<c04a31e4>] (__irq_svc+0x44/0x60) from [<c0014f70>] (default_idle+0x20/0x44)                                                                                        
[  636.467803] [<c0014f70>] (default_idle+0x20/0x44) from [<c001519c>] (cpu_idle+0x9c/0x114)                                                                                        
[  636.476409] [<c001519c>] (cpu_idle+0x9c/0x114) from [<c06617ac>] (start_kernel+0x2b0/0x300)                                                                                      
[  636.485198] Code: e1a02928 e1a0c182 e089800c e58dc024 (e59f98b4)                                                                                                                 
[  636.491607] ---[ end trace 5e6c69cac2b687b2 ]---                                                                                                                                 
[  636.496459] Kernel panic - not syncing: Fatal exception in interrupt                                                                                                             
[  636.503112] CPU1: stopping                                                                                                                                                       
[  636.505981] [<c001b61c>] (unwind_backtrace+0x0/0xf0) from [<c0019728>] (handle_IPI+0x130/0x15c)                                                                                  
[  636.515136] [<c0019728>] (handle_IPI+0x130/0x15c) from [<c00084b8>] (gic_handle_irq+0x54/0x5c)                                                                                   
[  636.524169] [<c00084b8>] (gic_handle_irq+0x54/0x5c) from [<c04a31e4>] (__irq_svc+0x44/0x60)                                                                                      
[  636.532958] Exception stack(0xee069f88 to 0xee069fd0)                                                                                                                            
[  636.538269] 9f80:                   c0724f70 c0014f50 00000000 00000000 ee068000 c0744308                                                                                        
[  636.546844] 9fa0: c04ae350 c06d3d50 00000000 412fc09a c06d3f80 00000000 00000000 ee069fd0                                                                                        
[  636.555450] 9fc0: c0014f6c c0014f70 60000113 ffffffff                                                                                                                            
[  636.560760] [<c04a31e4>] (__irq_svc+0x44/0x60) from [<c0014f70>] (default_idle+0x20/0x44)                                                                                        
[  636.569366] [<c0014f70>] (default_idle+0x20/0x44) from [<c001519c>] (cpu_idle+0x9c/0x114)                                                                                        
[  636.577941] [<c001519c>] (cpu_idle+0x9c/0x114) from [<8049bdd4>] (0x8049bdd4)